/* ============================================================
   yt2txt — Styles
   Clean lines. Bold action. Ocean Depth.
   ============================================================ */

/* --- Custom Properties --- */
:root {
    /* Palette — Light (Ocean Depth) */
    --bg:             #FAFBFC;
    --bg-warm:        #F0F4FF;
    --surface:        #FFFFFF;
    --surface-alt:    #F1F5F9;
    --text:           #111111;
    --text-secondary: #555555;
    --text-muted:     #888888;
    --accent:         #2563EB;
    --accent-hover:   #1D4ED8;
    --accent-soft:    #EFF6FF;
    --accent-contrast:#FFFFFF;
    --border:         #E2E8F0;
    --border-strong:  #CBD5E1;
    --success:        #22C55E;
    --error:          #DC2626;
    --error-soft:     #FEF2F2;
    --warning:        #D97706;
    --warning-hover:  #F59E0B;
    --warning-text:   #B45309;
    --warning-soft:   #FFFBEB;
    --success-text:   #16A34A;
    --success-soft:   #F0FDF4;
    --accent-30:      color-mix(in srgb, var(--accent) 30%, transparent);
    --accent-15:      color-mix(in srgb, var(--accent) 15%, transparent);
    --border-w:       1.5px;
    --border-w-thick: 2px;

    /* Typography */
    --font-display: 'Outfit', system-ui, sans-serif;
    --font-body:    'Satoshi', system-ui, sans-serif;
    --font-mono:    'JetBrains Mono', 'Fira Code', 'Consolas', monospace;

    /* Spacing */
    --container-max: 720px;
    --space-xs:  0.25rem;
    --space-sm:  0.5rem;
    --space-md:  1rem;
    --space-lg:  1.5rem;
    --space-xl:  2.5rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;

    /* Shadows */
    --shadow-sm:  0 1px 2px rgba(0,0,0,0.04);
    --shadow-md:  0 4px 16px rgba(0,0,0,0.07);
    --shadow-lg:  0 12px 40px rgba(0,0,0,0.10);
    --shadow-input: 0 2px 8px rgba(0,0,0,0.05);

    /* Radii */
    --radius-xs: 6px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;

    /* Z-index scale */
    --z-dropdown: 50;
    --z-navbar: 200;
    --z-paywall: 250;
    --z-skip: 300;

    /* Transitions */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
    --duration-fast: 150ms;
    --duration-normal: 300ms;
    --duration-slow: 500ms;

    /* Letter-spacing */
    --ls-tighter: -0.035em;
    --ls-tight: -0.02em;
    --ls-snug: -0.01em;
    --ls-wide: 0.04em;
    --ls-wider: 0.05em;
    --ls-widest: 0.06em;

    /* Developer code block tokens */
    --dev-code-bg: #1e1e2e;
    --dev-code-text: #e6e6e6;
    --dev-code-muted: rgba(255,255,255,0.5);
    --dev-code-subtle: rgba(255,255,255,0.08);
    --dev-code-hover: rgba(255,255,255,0.1);
    --dev-code-active: rgba(255,255,255,0.15);
    --dev-code-header-bg: rgba(255,255,255,0.05);
    --dev-code-bright: rgba(255,255,255,0.9);
    --dev-pro: #A855F7;

    /* Island navbar */
    --gutter: clamp(1.25rem, 5vw, 3rem);
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --island-bg: color-mix(in srgb, var(--surface) 90%, transparent);
    --island-accent-soft: color-mix(in srgb, var(--accent) 12%, transparent);
    --island-top-offset: 0px;
    --navbar-height: 48px;

    /* Shadows — island & toggle */
    --shadow-island: 0 1px 2px rgba(0,0,0,0.04), 0 4px 16px rgba(0,0,0,0.06), 0 12px 40px rgba(0,0,0,0.03);
    --shadow-island-dark: 0 1px 2px rgba(0,0,0,0.20), 0 4px 16px rgba(0,0,0,0.25);
    --shadow-toggle: 0 1px 3px rgba(0, 0, 0, 0.12);
}

/* --- Breakpoints Reference ---
   480px  — small mobile (island: icon-only steps)
   600px  — large mobile (input stacks, result compact)
   640px  — bento grid: 1→2 cols
   768px  — tablet (hamburger, hero stack, input mobile)
   900px  — pricing grid: 3→2 cols
   960px  — bento grid: 2→3 cols
   1024px — paywall grid breakpoint
   1200px — landing two-col layout, paywall 5-col
   1600px — max container width
   Island-specific compound queries:
     481-768px  — island icons only, no labels
     601-768px  — paywall plan strip
     769-1023px — island hides links
     769-1199px — pricing 2-col
*/

/* --- Dark Theme --- */
[data-theme="dark"] {
    --bg:             #0C0F14;
    --bg-warm:        #0F1520;
    --surface:        #161B26;
    --surface-alt:    #1E2536;
    --text:           #E2E8F0;
    --text-secondary: #94A3B8;
    --text-muted:     #64748B;
    --accent:         #60A5FA;
    --accent-hover:   #93C5FD;
    --accent-soft:    rgba(96,165,250,0.10);
    --accent-contrast:#0C0F14;
    --border:         #1E293B;
    --border-strong:  #334155;
    --success:        #4ADE80;
    --error:          #F87171;
    --error-soft:     rgba(248,113,113,0.08);
    --warning:        #FBBF24;
    --warning-hover:  #F59E0B;
    --warning-text:   #FBBF24;
    --warning-soft:   rgba(251, 191, 36, 0.1);
    --success-text:   #4ADE80;
    --success-soft:   rgba(74, 222, 128, 0.1);

    --shadow-sm:  0 1px 2px rgba(0,0,0,0.20);
    --shadow-md:  0 4px 16px rgba(0,0,0,0.30);
    --shadow-lg:  0 12px 40px rgba(0,0,0,0.40);
    --shadow-input: 0 2px 8px rgba(0,0,0,0.25);
    --island-bg: color-mix(in srgb, var(--surface) 85%, transparent);

    --dev-code-bg: #0d1117;
    --dev-pro: #C084FC;
}

body.scrolled-past-hero { --island-top-offset: 12px; }


/* --- Reset --- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
    transition: background-color var(--duration-normal), color var(--duration-normal);
}

body {
    font-family: var(--font-body);
    font-size: 1.0625rem;
    line-height: 1.6;
    color: var(--text);
    background-color: var(--bg);
    background-image: radial-gradient(ellipse at 50% 0%, var(--bg-warm) 0%, transparent 60%);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: inherit;
    text-decoration: none;
}

p a, li a, td a, dd a {
    text-decoration: underline;
    text-decoration-color: var(--border);
    text-underline-offset: 2px;
}

button {
    font: inherit;
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
}

input {
    font: inherit;
    border: none;
    background: none;
    color: inherit;
}

.input-wrapper input:focus:not(:focus-visible) {
    outline: none;
}
.input-wrapper input:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

img, svg {
    display: block;
    max-width: 100%;
}

[hidden] {
    display: none !important;
}


/* --- Accessibility --- */
:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    background: var(--accent);
    color: var(--accent-contrast);
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.875rem;
    z-index: var(--z-skip);
    transition: top var(--duration-fast);
}

.skip-link:focus {
    top: var(--space-md);
}


/* --- Layout --- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

main {
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* --- Navbar --- */
/* --- Floating Island Navbar --- */
.navbar--island {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-navbar);
    display: flex;
    justify-content: center;
    pointer-events: none;
    animation: island-entrance 0.6s var(--ease-out-expo) both;
}

@keyframes island-entrance {
    from { opacity: 0; transform: scale(0.98); }
    to   { opacity: 1; transform: scale(1); }
}

.navbar-island {
    position: relative;
    display: flex;
    align-items: center;
    gap: 4px;
    width: 100%;
    height: 48px;
    padding: 4px var(--gutter);
    margin-top: var(--island-top-offset);
    pointer-events: auto;
    border-radius: 0;
    background: transparent;
    border: 1px solid transparent;
    box-shadow: none;
    -webkit-backdrop-filter: blur(20px) saturate(1.4);
    backdrop-filter: blur(20px) saturate(1.4);
    transition:
        width 400ms var(--ease-out-expo),
        border-radius 400ms var(--ease-out-expo),
        background 400ms var(--ease-out-expo),
        border-color 400ms var(--ease-out-expo),
        box-shadow 400ms var(--ease-out-expo),
        margin-top 400ms var(--ease-out-expo),
        height 300ms var(--ease-out-expo),
        padding 300ms var(--ease-out-expo),
        gap 300ms var(--ease-out-expo);
}

.navbar-island::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    -webkit-backdrop-filter: blur(20px) saturate(1.4);
    backdrop-filter: blur(20px) saturate(1.4);
    opacity: 0;
    transition: opacity 400ms var(--ease-out-expo);
    z-index: -1;
    pointer-events: none;
}

/* Scroll morph: standard → island capsule */
body.scrolled-past-hero .navbar-island {
    width: var(--island-scroll-width, fit-content);
    padding: 4px 6px;
    border-radius: 2rem;
    background: var(--island-bg);
    border-color: var(--border-strong);
    box-shadow: var(--shadow-island);
}

body.scrolled-past-hero .navbar-island::before { opacity: 1; }

[data-theme="dark"] body.scrolled-past-hero .navbar-island {
    box-shadow: var(--shadow-island-dark), 0 0 40px var(--accent-15);
}

/* No-transition guard */
.navbar--no-transition,
.navbar--no-transition .navbar-island,
.navbar--no-transition .navbar-island::before {
    transition: none !important;
}

/* Brand */
.island-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--text);
    padding: 0 10px;
    transition: opacity var(--duration-fast);
    flex-shrink: 0;
}

.island-brand:hover { opacity: 0.75; }

.island-brand-logo {
    width: 24px;
    height: 24px;
    border-radius: var(--radius-xs);
    object-fit: cover;
    flex-shrink: 0;
}

.island-brand-text {
    display: flex;
    align-items: center;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: var(--ls-tight);
}

.island-brand-wordmark {
    height: 16px;
    width: auto;
    flex-shrink: 0;
}

/* Dividers */
.island-divider {
    width: 1px;
    height: 20px;
    background: var(--border);
    flex-shrink: 0;
    transition: height 300ms var(--ease-out-expo);
}

/* Hide divider after brand (gap is large enough in standard mode) */
.island-brand + .island-divider {
    display: none;
}

/* Push links right when no island-steps present (e.g. /developers) */
.island-brand + .island-divider + .island-link {
    margin-left: auto;
}

/* Steps (tablist) */
.island-steps {
    display: flex;
    align-items: center;
    gap: 2px;
    position: relative;
    margin-left: auto;
    transition:
        opacity var(--duration-slow) var(--ease-out),
        width var(--duration-slow) var(--ease-out);
}

a.island-step {
    text-decoration: none;
    color: inherit;
}

.island-step {
    display: flex;
    align-items: center;
    gap: 6px;
    border: none;
    background: transparent;
    border-radius: 1.5rem;
    padding: 6px 14px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition:
        color var(--duration-fast),
        background var(--duration-fast),
        transform 200ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
    white-space: nowrap;
    position: relative;
}

.island-step:hover {
    color: var(--text);
    transform: scale(1.03);
}

.island-step:focus-visible {
    color: var(--text);
}

.island-step--active {
    color: var(--accent);
    background: var(--accent-soft);
}

.island-step-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.island-step-icon svg {
    width: 16px;
    height: 16px;
}

.island-step-label {
    line-height: 1;
}

/* Sliding indicator */
.island-indicator {
    position: absolute;
    bottom: -1px;
    left: 14px;
    height: 2px;
    width: 60px;
    background: var(--accent);
    border-radius: 1px;
    box-shadow: 0 0 8px var(--accent-30);
    transition: left 300ms var(--ease-out), width 300ms var(--ease-out), opacity 300ms var(--ease-out);
    pointer-events: none;
}

/* Right actions */
.island-actions {
    display: flex;
    align-items: center;
    gap: 4px;
    padding-left: 2px;
}

.island-link {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 6px 12px;
    border-radius: 1.5rem;
    transition: color var(--duration-fast), background var(--duration-fast);
    white-space: nowrap;
}

.island-link:hover {
    color: var(--text);
    background: var(--surface-alt);
}

.island-link:focus-visible {
    color: var(--text);
    background: var(--surface-alt);
}

.island-link--active {
    color: var(--accent);
    font-weight: 600;
}

.island-link svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}


/* === Hamburger Button (hidden by default) === */
.island-hamburger {
    display: none;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: transparent;
    cursor: pointer;
    flex-shrink: 0;
    outline: 0;
    -webkit-tap-highlight-color: transparent;
}

.island-hamburger:hover {
    background: color-mix(in srgb, var(--text) 8%, transparent);
}

.island-hamburger:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.island-hamburger-bar {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--text);
    border-radius: 1px;
    transition: transform 300ms var(--ease-out-expo), opacity 200ms ease;
    position: absolute;
}

.island-hamburger-bar:nth-child(1) { transform: translateY(-6px); }
.island-hamburger-bar:nth-child(2) { transform: translateY(0); }
.island-hamburger-bar:nth-child(3) { transform: translateY(6px); }

.island-hamburger.is-open .island-hamburger-bar:nth-child(1) { transform: rotate(45deg); }
.island-hamburger.is-open .island-hamburger-bar:nth-child(2) { opacity: 0; }
.island-hamburger.is-open .island-hamburger-bar:nth-child(3) { transform: rotate(-45deg); }

/* === Expandable Mobile Menu (hidden by default) === */
.island-menu {
    display: none;
    pointer-events: auto;
}

.island-menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    transition: color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.island-menu-item:hover {
    color: var(--text);
    background: color-mix(in srgb, var(--accent) 12%, transparent);
    transform: translateX(4px);
}

.island-menu-item--active {
    color: var(--accent);
    background: var(--island-accent-soft);
}

.island-menu-item--active:hover {
    color: var(--accent);
    background: var(--island-accent-soft);
}

.island-menu-icon {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.island-menu-icon svg {
    width: 16px;
    height: 16px;
}

.island-menu-label {
    line-height: 1;
}

@keyframes island-item-enter {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
    .navbar--island { animation: none; }
    .navbar-island, .navbar-island::before { transition: none; }
    .island-step { transition: none; }
    .island-step:hover { transform: none; }
    .island-indicator { transition: none; }
    .island-hamburger-bar { transition: none; }
    .island-menu-item { animation: none; transition: none; }
    .user-pill--skeleton { animation: none; }
}

/* Island responsive: 769-1023px — icons + labels, no links */
@media (min-width: 769px) and (max-width: 1023px) {
    .island-link,
    .island-link + .island-divider,
    .island-divider--auth { display: none; }

    .user-dropdown-group:not([hidden]) ~ .island-divider--auth { display: block; }
}

/* Island responsive: 481-768px — icons only, no labels, no links */
@media (min-width: 481px) and (max-width: 768px) {
    .island-step-label { display: none; }
    .island-step { padding: 6px 10px; }
    .island-link,
    .island-link + .island-divider,
    .island-divider--auth { display: none; }
    .island-brand-text { display: none; }
    .island-brand-wordmark { display: none; }

    .user-dropdown-group:not([hidden]) ~ .island-divider--auth { display: block; }
}

/* Island responsive: <=480px — hamburger + expandable menu */
@media (max-width: 480px) {
    .navbar-island {
        justify-content: space-between;
        padding: 4px 12px;
    }

    body.scrolled-past-hero .navbar-island {
        padding: 4px 12px;
    }

    .island-actions { display: contents; }

    .island-steps,
    .island-steps + .island-divider,
    .island-link,
    .island-link + .island-divider,
    .island-divider--auth,
    .user-dropdown-group,
    .island-brand + .island-divider { display: none; }

    .island-hamburger {
        display: flex;
        position: relative;
    }

    .island-menu {
        display: none;
        position: absolute;
        top: calc(var(--island-top-offset) + 48px + 8px);
        left: 50%;
        transform: translateX(-50%);
        width: calc(100vw - 2rem);
        flex-direction: column;
        padding: 8px;
        border-radius: 1.25rem;
        background: var(--island-bg);
        -webkit-backdrop-filter: blur(20px) saturate(1.4);
        backdrop-filter: blur(20px) saturate(1.4);
        border: 1px solid var(--border-strong);
        box-shadow: var(--shadow-island), 0 0 40px var(--accent-15);
    }

    .navbar-island.island-open ~ .island-menu { display: flex; }

    .navbar-island.island-open ~ .island-menu .island-menu-item {
        animation: island-item-enter 300ms var(--ease-out-expo) both;
    }
    .navbar-island.island-open ~ .island-menu .island-menu-item:nth-child(1) { animation-delay: 50ms; }
    .navbar-island.island-open ~ .island-menu .island-menu-item:nth-child(2) { animation-delay: 100ms; }
    .navbar-island.island-open ~ .island-menu .island-menu-item:nth-child(3) { animation-delay: 150ms; }
    .navbar-island.island-open ~ .island-menu .island-menu-item:nth-child(4) { animation-delay: 200ms; }
    .navbar-island.island-open ~ .island-menu .island-menu-item:nth-child(5) { animation-delay: 250ms; }
    .navbar-island.island-open ~ .island-menu .island-menu-item:nth-child(6) { animation-delay: 300ms; }
    .navbar-island.island-open ~ .island-menu .island-menu-item:nth-child(7) { animation-delay: 350ms; }
    .navbar-island.island-open ~ .island-menu .island-menu-item:nth-child(8) { animation-delay: 400ms; }

    .island-menu-item--logout {
        color: var(--error);
        background: transparent;
        border: none;
        cursor: pointer;
        width: 100%;
        text-align: left;
    }
    .island-menu-item--logout:hover {
        color: var(--error);
        background: var(--error-soft);
    }
}



/* --- Brand (used in pricing.html) --- */
.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    font-family: var(--font-display);
    font-size: clamp(2.4rem, 5vw, 3.4rem);
    font-weight: 600;
    letter-spacing: var(--ls-tight);
    transition: opacity var(--duration-fast);
    margin-bottom: var(--space-sm);
}

.brand-logo {
    width: 56px;
    height: 56px;
    object-fit: contain;
    border-radius: 8px;
}

.brand:hover {
    opacity: 0.7;
}

.brand-yt {
    color: var(--text);
}

.brand-arrow {
    color: var(--accent);
    font-weight: 400;
    margin: 0 0.05em;
}

.brand-txt {
    color: var(--text-secondary);
}


/* --- Landing Section --- */
.landing {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: calc(72px + var(--space-2xl)) var(--space-lg) var(--space-2xl);
    overflow: hidden;
}

.landing-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}


.landing-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    pointer-events: none;
}

.landing-orb--1 {
    top: -15%;
    right: -10%;
    width: 550px;
    height: 550px;
    background: var(--accent);
    opacity: 0.1;
}

.landing-orb--2 {
    bottom: -10%;
    left: -15%;
    width: 450px;
    height: 450px;
    background: var(--accent);
    opacity: 0.06;
}

.landing-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: var(--space-2xl);
    max-width: 1000px;
}

.landing-text {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
}

.landing-text > * {
    animation: landing-up 0.7s var(--ease-out) both;
}

.landing-text > :nth-child(1) { animation-delay: 0.05s; }
.landing-text > :nth-child(2) { animation-delay: 0.15s; }
.landing-text > :nth-child(3) { animation-delay: 0.20s; }
.landing-text > :nth-child(4) { animation-delay: 0.25s; }
.landing-text > :nth-child(5) { animation-delay: 0.30s; }
.landing-text > :nth-child(n+6) { animation-delay: 0.35s; }

.morph-vis {
    animation: landing-up 0.7s var(--ease-out) 0.3s both;
}

@keyframes landing-up {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
}

.landing-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1rem 0.4rem 0.4rem;
    background: var(--surface);
    border: var(--border-w) solid var(--border);
    border-radius: 999px;
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: var(--ls-snug);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--space-xl);
}

.landing-badge-logo {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    object-fit: contain;
}

.landing-badge .brand-yt { color: var(--text); }
.landing-badge .brand-arrow { color: var(--accent); font-weight: 400; margin: 0 0.02em; }
.landing-badge .brand-txt { color: var(--text-secondary); }

.landing-headline {
    font-family: var(--font-display);
    font-size: clamp(2.8rem, 7vw, 5rem);
    font-weight: 700;
    letter-spacing: var(--ls-tighter);
    line-height: 1.08;
    color: var(--text);
    margin-bottom: var(--space-lg);
}



/* --- Morph Illustration: Screen → Document --- */
.morph-vis {
    --screen-w: 320px;
    --screen-h: 204px;
    --doc-w: 222px;
    --doc-h: 286px;
    --screen-r: 14px;
    --doc-r: 10px;
    --morph-color: #E5A000;
    --morph-color-30: color-mix(in srgb, var(--morph-color) 30%, transparent);
    --morph-secondary: #F97316;
    --morph-tertiary: #EF4444;
    position: relative;
    width: 360px;
    height: 310px;
    flex-shrink: 0;
}

[data-theme="dark"] .morph-vis {
    --morph-color: #FBBF24;
    --morph-secondary: #FB923C;
    --morph-tertiary: #F87171;
}

/* --- Landing Result Panel (morph + result container) --- */
.landing-result-panel {
    position: relative;
    width: 360px;
    height: 310px;
    flex-shrink: 0;
}

.landing-result-panel .morph-vis {
    width: 100%;
    height: 100%;
    transition: opacity 400ms var(--ease-out), transform 400ms var(--ease-out);
}

.landing-result-panel .result {
    display: none;
    flex-direction: column;
    padding: 0;
    margin-top: 0;
    width: 100%;
}

.landing-result-panel .result:not([hidden]) {
    display: flex;
}

.morph-frame {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 2px solid var(--morph-color);
    background: color-mix(in srgb, var(--morph-color) 4%, transparent);
    box-shadow:
        0 0 40px color-mix(in srgb, var(--morph-color) 15%, transparent),
        inset 0 0 30px color-mix(in srgb, var(--morph-color) 3%, transparent);
    overflow: hidden;
    will-change: width, height, border-radius;
    animation: morph-frame 7s var(--ease-in-out) infinite;
}

@keyframes morph-frame {
    0%, 8% {
        width: var(--screen-w);
        height: var(--screen-h);
        border-radius: var(--screen-r);
    }
    35%, 58% {
        width: var(--doc-w);
        height: var(--doc-h);
        border-radius: var(--doc-r);
    }
    85%, 100% {
        width: var(--screen-w);
        height: var(--screen-h);
        border-radius: var(--screen-r);
    }
}

/* Screen state: play button + progress bar */
.morph-screen {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 18px;
    will-change: opacity;
    animation: morph-screen-fade 7s var(--ease-in-out) infinite;
}

@keyframes morph-screen-fade {
    0%, 10% { opacity: 1; }
    28%, 65% { opacity: 0; }
    82%, 100% { opacity: 1; }
}

.morph-play {
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 14px 0 14px 24px;
    border-color: transparent transparent transparent var(--morph-color);
    filter: drop-shadow(0 0 12px color-mix(in srgb, var(--morph-color) 50%, transparent));
}

.morph-bar {
    width: 68%;
    height: 3px;
    background: color-mix(in srgb, var(--morph-color) 18%, transparent);
    border-radius: 2px;
    overflow: hidden;
}

.morph-bar-fill {
    height: 100%;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--morph-color), var(--morph-secondary));
    animation: morph-bar-slide 7s var(--ease-in-out) infinite;
}

@keyframes morph-bar-slide {
    0% { width: 15%; }
    8% { width: 38%; }
    28% { width: 90%; }
    82% { width: 15%; }
    100% { width: 15%; }
}

/* Document state: title + text lines */
.morph-doc {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    padding: 20px 18px;
    gap: 7px;
    opacity: 0;
    will-change: opacity;
    animation: morph-doc-fade 7s var(--ease-in-out) infinite;
}

@keyframes morph-doc-fade {
    0%, 18% { opacity: 0; }
    38%, 55% { opacity: 1; }
    72%, 100% { opacity: 0; }
}

.morph-line {
    height: 3px;
    width: 100%;
    background: var(--morph-color-30);
    border-radius: 2px;
}

.morph-line--title {
    height: 5px;
    width: 60%;
    background: linear-gradient(90deg, var(--morph-color), var(--morph-tertiary));
}

.morph-line--spacer {
    height: 6px;
    background: transparent;
}

.morph-line--short {
    width: 50%;
}

.morph-line--med {
    width: 78%;
}

/* Floating accent particles */
.morph-dot {
    position: absolute;
    border-radius: 50%;
    will-change: transform;
}

.morph-dot--1 {
    width: 6px;
    height: 6px;
    top: 8%;
    right: 6%;
    background: var(--morph-color);
    opacity: 0.5;
    animation: morph-float-a 4.5s ease-in-out infinite;
}

.morph-dot--2 {
    width: 4px;
    height: 4px;
    bottom: 12%;
    left: 7%;
    background: var(--morph-secondary);
    opacity: 0.4;
    animation: morph-float-b 5.5s ease-in-out infinite;
}

.morph-dot--3 {
    width: 5px;
    height: 5px;
    top: 48%;
    left: 2%;
    background: var(--morph-tertiary);
    opacity: 0.45;
    animation: morph-float-c 3.8s ease-in-out infinite;
}

@keyframes morph-float-a {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(-6px, 10px); }
}

@keyframes morph-float-b {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(8px, -7px); }
}

@keyframes morph-float-c {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(5px, -9px); }
}

@media (prefers-reduced-motion: reduce) {
    .morph-frame { animation: none; }
    .morph-screen { animation: none; }
    .morph-bar-fill { animation: none; width: 50%; }
    .morph-doc { animation: none; }
    .morph-dot { animation: none; }
}

@media (max-width: 768px) {
    .landing {
        justify-content: flex-start;
        padding-top: calc(var(--navbar-height) + var(--space-lg));
    }

    .landing-content {
        flex-direction: column;
        text-align: center;
    }

    .landing-text {
        align-items: center;
        text-align: center;
    }

    .landing-headline {
        font-size: clamp(1.8rem, 8vw, 2.5rem);
        margin-bottom: var(--space-xs);
    }

    .landing-result-panel {
        width: 100%;
        height: auto;
    }

    .landing-result-panel .morph-vis {
        display: none;
    }

    body.has-result .landing-result-panel .result:not([hidden]) {
        position: static;
        opacity: 1;
    }

    .landing-text .tagline-phrase {
        justify-content: center;
    }
}


@media (max-width: 600px) {
    .landing {
        padding: calc(var(--navbar-height) + var(--space-lg)) var(--space-lg) var(--space-lg);
    }

    .landing-headline {
        font-size: clamp(2.2rem, 10vw, 3.5rem);
    }

    .morph-vis {
        --screen-w: 170px;
        --screen-h: 108px;
        --doc-w: 118px;
        --doc-h: 152px;
        --screen-r: 12px;
        --doc-r: 8px;
        width: 190px;
        height: 165px;
    }

    .morph-doc {
        padding: 16px 14px;
        gap: 7px;
    }

    .morph-play {
        border-width: 11px 0 11px 19px;
    }
}

@media (max-height: 700px) and (max-width: 600px) {
    .landing {
        padding: var(--space-lg) var(--space-md);
    }
    .morph-vis {
        height: 145px;
        --screen-h: 95px;
        --doc-h: 135px;
    }
}

@media (min-width: 1200px) {
    .landing {
        display: grid;
        grid-template-columns: 1fr 1fr;
        grid-template-rows: 1fr;
        align-items: center;
        padding: 0;
    }

    .landing-content {
        grid-column: 1 / -1;
        grid-row: 1;
        display: grid;
        grid-template-columns: 1fr 1fr;
        align-items: center;
        max-width: 1200px;
        margin-inline: auto;
        width: 100%;
        gap: 0;
    }

    .landing-text {
        padding: var(--space-3xl) clamp(2rem, 5vw, 4rem);
    }

    .landing-headline {
        font-size: clamp(3.2rem, 4.5vw, 5.5rem);
    }

    .landing-result-panel {
        width: auto;
        height: auto;
        align-self: center;
        justify-self: center;
    }

    .landing-result-panel .morph-vis {
        width: clamp(420px, 28vw, 560px);
        height: clamp(370px, 25vw, 480px);
        --screen-w: clamp(360px, 24vw, 480px);
        --screen-h: clamp(230px, 15vw, 306px);
        --doc-w: clamp(250px, 16vw, 334px);
        --doc-h: clamp(322px, 21vw, 430px);
    }

    .morph-play {
        border-width: 18px 0 18px 30px;
    }

    .morph-doc {
        padding: 26px 24px;
        gap: 9px;
    }

    .morph-line { height: 4px; }
    .morph-line--title { height: 6px; }

}


/* --- Features Section (Bento Grid) --- */
.features {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3xl) var(--space-lg);
}

.features-inner {
    width: 100%;
    max-width: 1080px;
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.features-header {
    text-align: center;
}

.features-title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--text);
    letter-spacing: var(--ls-tight);
    margin-bottom: var(--space-sm);
}

.features-sub {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Bento Grid */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.bento-card {
    background: var(--surface);
    border: var(--border-w) solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    transition: border-color 200ms ease, box-shadow 200ms ease;
}

.bento-card:hover {
    border-color: var(--accent-30);
    box-shadow: 0 0 0 1px var(--accent-15), 0 4px 20px var(--accent-15);
}

/* Hero card: 2 cols, 2 rows */
.bento-card--hero {
    grid-column: span 2;
    grid-row: span 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: center;
}

.bento-card--hero .bento-card-text {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

/* Card icon */
.bento-card-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: var(--accent-soft);
    color: var(--accent);
    flex-shrink: 0;
}

.bento-card-title {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: var(--ls-snug);
}

.bento-card--hero .bento-card-title {
    font-size: clamp(1.3rem, 2.5vw, 1.7rem);
}

.bento-card-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ── Vis: Transcript mockup ── */
.bento-vis-transcript {
    display: flex;
    flex-direction: column;
    gap: 8px;
    background: var(--surface-alt);
    border-radius: var(--radius-md);
    border: var(--border-w) solid var(--border);
    padding: var(--space-md);
}

.bento-ts-line {
    display: flex;
    align-items: center;
    gap: 10px;
}

.bento-ts {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--accent);
    opacity: 0.7;
    flex-shrink: 0;
    width: 30px;
}

.bento-ts-text {
    height: 5px;
    background: var(--border-strong);
    border-radius: 999px;
    width: 100%;
    opacity: 0.5;
}

.bento-ts-text--med  { width: 75%; }
.bento-ts-text--short { width: 50%; }

/* ── Vis: Format pills ── */
.bento-vis-formats {
    display: flex;
    gap: var(--space-xs);
    margin-top: auto;
    flex-wrap: wrap;
}

.bento-pill {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    background: var(--accent-soft);
    color: var(--accent);
    border: 1px solid var(--accent-30);
}

/* ── Vis: Language tags ── */
.bento-vis-langs {
    display: flex;
    gap: var(--space-xs);
    margin-top: auto;
}

.bento-lang-tag {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    background: var(--surface-alt);
    color: var(--text-secondary);
    border: var(--border-w) solid var(--border);
}

/* Responsive: tablet 2 cols */
@media (max-width: 960px) {
    .bento-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .bento-card--hero {
        grid-column: span 2;
        grid-row: span 1;
    }
}

/* Responsive: mobile 1 col */
@media (max-width: 640px) {
    .bento-grid {
        grid-template-columns: 1fr;
    }

    .bento-card--hero {
        grid-column: span 1;
        grid-template-columns: 1fr;
    }

    .bento-vis-transcript {
        order: -1;
    }
}


/* --- Tagline (inside landing-text) --- */
.hero-tagline {
    font-size: clamp(0.95rem, 1.8vw + 0.2rem, 1.3rem);
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    line-height: 1.5;
    position: relative;
    height: 1.5em;
    width: 100%;
}

.tagline-phrase {
    position: absolute;
    inset: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity var(--duration-slow) var(--ease-out);
    white-space: nowrap;
}

.tagline-phrase--active {
    opacity: 1;
}

/* Tagline within landing-text: left-aligned */
.landing-text .hero-tagline {
    margin-bottom: var(--space-lg);
}

.landing-text .tagline-phrase {
    justify-content: flex-start;
}

/* Input/result within landing-text: full width */
.landing-text .input-group {
    width: 100%;
    max-width: 560px;
}

.landing-text .processing {
    max-width: 560px;
}

/* When has-result: split-panel layout */
body.has-result .landing {
    min-height: auto;
}

body.has-result .landing-content {
    grid-template-columns: auto 1fr;
    align-items: start;
    padding-top: calc(var(--navbar-height) + var(--space-md));
}

body.has-result .landing-text {
    padding-right: var(--space-xl);
}

body.has-result .landing-result-panel .morph-vis {
    display: none;
}

body.has-result .landing-result-panel {
    width: auto;
    height: auto;
}

body.has-result .input-upgrade-hint {
    display: none;
}

body.has-result .landing-text > .plan-strip {
    display: none;
}

body.has-result .video-info {
    order: -1;
    margin-top: 0;
    margin-bottom: var(--space-lg);
}

@media (min-width: 1200px) {
    body.has-result .video-info {
        position: sticky;
        top: calc(var(--navbar-height) + var(--space-md));
        max-width: 100%;
    }
}

body.has-result .landing-headline {
    display: none;
}

body.has-result .hero-tagline {
    display: none;
}

@media (min-width: 769px) and (max-width: 1199px) {
    body.has-result .landing-result-panel {
        flex: 1;
        min-width: 0;
        align-self: stretch;
    }

    body.has-result .result-card-body {
        height: calc(100dvh - var(--navbar-height));
    }

    body.has-result .transcript-layout {
        flex: 1;
        min-height: 0;
        height: 100%;
    }

    body.has-result .transcript-wrapper {
        height: 100%;
    }

    body.has-result .transcript {
        max-height: none;
        flex: 1;
        min-height: 0;
        overflow-y: auto;
    }
}

@media (min-width: 1200px) {
    body.has-result .landing-result-panel {
        overflow-y: visible;
        max-height: none;
        padding: var(--navbar-height) clamp(2rem, 5vw, 4rem) 0 0;
        align-self: stretch;
    }

    body.has-result .result-card-body {
        height: calc(100dvh - var(--navbar-height));
    }

    body.has-result .transcript-layout {
        flex: 1;
        min-height: 0;
        height: 100%;
    }

    body.has-result .transcript-wrapper {
        height: 100%;
    }

    body.has-result .transcript {
        max-height: none;
        flex: 1;
        min-height: 0;
        overflow-y: auto;
    }
}

/* --- Input Group --- */
.input-group {
    position: relative;
    width: 100%;
    max-width: 560px;
}

.input-wrapper {
    display: flex;
    align-items: stretch;
    background: var(--surface);
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition:
        border-color var(--duration-normal) var(--ease-out),
        box-shadow var(--duration-normal) var(--ease-out);
    overflow: hidden;
}

.input-wrapper:focus-within {
    border-color: var(--accent);
    box-shadow: var(--shadow-input), 0 0 0 3px var(--accent-soft);
}

.input-wrapper.has-error {
    border-color: var(--error);
    box-shadow: var(--shadow-input), 0 0 0 3px var(--error-soft);
}

.url-input {
    flex: 1;
    min-width: 0;
    padding: 0.9rem 1.15rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    color: var(--text);
}

.url-input::placeholder {
    color: var(--text-muted);
}

.submit-btn {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.9rem 1.3rem;
    background: var(--accent);
    color: var(--accent-contrast);
    font-weight: 600;
    font-size: 0.95rem;
    white-space: nowrap;
    transition:
        background var(--duration-fast),
        transform var(--duration-fast);
    flex-shrink: 0;
}

.submit-btn:hover {
    background: var(--accent-hover);
}

.submit-btn:active {
    transform: scale(0.97);
}

.submit-btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
}

.submit-btn:focus-visible {
    outline: 2px solid var(--accent-contrast);
    outline-offset: -3px;
}

.submit-btn .btn-icon {
    transition: transform var(--duration-normal) var(--ease-out);
}

.submit-btn:hover .btn-icon {
    transform: translateX(2px);
}

.add-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 0.7rem;
    color: var(--text-muted);
    border-left: var(--border-w) solid var(--border);
    flex-shrink: 0;
    transition:
        color var(--duration-fast),
        background var(--duration-fast);
}

.add-btn:hover {
    color: var(--accent);
    background: var(--accent-soft);
}

.add-btn:active {
    transform: scale(0.93);
}

.add-btn svg {
    display: block;
}

.input-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: var(--space-sm);
    min-height: 1.5rem;
}

.input-hint {
    font-size: 0.8rem;
    color: var(--text-muted);
    padding-left: 2px;
}

.hint-error {
    color: var(--error);
    display: none;
    font-weight: 500;
}

.input-hint.show-error .hint-default {
    display: none;
}

.input-hint.show-error .hint-error {
    display: inline;
}

.input-upgrade-hint {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-top: var(--space-xs);
    padding-left: 2px;
}

.input-upgrade-hint svg {
    color: var(--accent);
    flex-shrink: 0;
}

.input-upgrade-hint a {
    color: var(--accent);
    font-weight: 600;
    text-decoration: none;
}

.input-upgrade-hint a:hover {
    text-decoration: underline;
}

body.has-result .input-upgrade-hint {
    display: none;
}


/* --- Video Info (left column, populated by JS) --- */
.video-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
    max-width: 560px;
    animation: fade-in var(--duration-normal) var(--ease-out) both;
}

.video-info .result-card-thumb {
    width: 100%;
    max-width: 560px;
    border-radius: var(--radius-md);
    overflow: hidden;
    line-height: 0;
}

.video-info .result-card-thumb iframe,
#yt-player-target {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    border: none;
    display: block;
}

.video-info .result-card-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text);
    line-height: 1.3;
}

.video-info .result-card-info {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.yt-watch-link {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: var(--space-xs);
}

.yt-watch-link:hover {
    color: var(--text);
    text-decoration: underline;
}


/* --- Processing Section --- */
.processing {
    width: 100%;
    max-width: 560px;
    margin-top: var(--space-lg);
    animation: fade-in var(--duration-slow) var(--ease-out);
}

.processing-bar {
    width: 100%;
    height: 3px;
    background: var(--border);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: var(--space-md);
}

.processing-bar-fill {
    height: 100%;
    width: 30%;
    background: var(--accent);
    border-radius: 2px;
    will-change: transform;
    animation: progress-slide 1.8s var(--ease-in-out) infinite;
}

.processing-text {
    font-size: 0.95rem;
    color: var(--text-secondary);
}


/* --- Result Section --- */
.result {
    padding: 0 0 var(--space-3xl);
}

.result-header {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.result-meta {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.result-thumb {
    order: 1;
    margin-left: auto;
    flex-shrink: 0;
    border-radius: var(--radius-sm);
    overflow: hidden;
    line-height: 0;
    transition: opacity var(--duration-fast);
}

.result-thumb:hover {
    opacity: 0.8;
}

.result-thumb img {
    width: 120px;
    height: 68px;
    object-fit: cover;
    display: block;
}

.result-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text);
    line-height: 1.3;
}

.result-title:focus:not(:focus-visible) {
    outline: none;
}

.result-info {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: var(--space-xs);
}

.result-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.action-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 0.85rem;
    min-height: 44px;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    border: var(--border-w) solid var(--border);
    background: var(--surface);
    color: var(--text-secondary);
    transition:
        border-color var(--duration-fast),
        background var(--duration-fast),
        color var(--duration-fast);
}

.action-btn:hover {
    border-color: var(--border-strong);
    color: var(--text);
    background: var(--surface-alt);
}

.action-btn:focus-visible {
    border-color: var(--border-strong);
    color: var(--text);
    background: var(--surface-alt);
}

.action-btn--primary {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--accent-contrast);
}

.action-btn--primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    color: var(--accent-contrast);
}

.action-btn.copied {
    border-color: var(--success);
    color: var(--success);
}


/* --- Transcript --- */
.transcript {
    background: var(--surface);
    border: var(--border-w) solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-xl);
    max-height: 60vh;
    overflow-y: auto;
    box-shadow: var(--shadow-sm);
    scrollbar-width: thin;
    scrollbar-color: var(--border-strong) transparent;
}

.transcript::-webkit-scrollbar {
    width: 6px;
}

.transcript::-webkit-scrollbar-track {
    background: transparent;
}

.transcript::-webkit-scrollbar-thumb {
    background: var(--border-strong);
    border-radius: 3px;
}



.transcript-segment {
    display: flex;
    align-items: baseline;
    gap: var(--space-md);
    padding: var(--space-sm) var(--space-xs);
    border-left: 3px solid transparent;
    transition: background 150ms, border-color 150ms;
    scroll-margin-top: calc(var(--navbar-height) + var(--space-lg));
}

.transcript-segment[data-start] {
    cursor: pointer;
}

.transcript-segment[data-start]:hover {
    background: color-mix(in srgb, var(--accent) 6%, transparent);
}

.segment--active {
    background: color-mix(in srgb, var(--accent) 10%, transparent);
    border-left-color: var(--accent);
}

.transcript-segment:not(:last-child) {
    border-bottom: 1px solid var(--surface-alt);
}

.segment-time {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--accent);
    white-space: nowrap;
    width: auto;
    min-width: 3.5ch;
    flex-shrink: 0;
    user-select: none;
    text-align: left;
}

.segment-text {
    font-size: 0.95rem;
    line-height: 1.65;
    color: var(--text);
}

/* Transcript segments without timestamps */
.transcript-segment--no-time {
    gap: 0;
}

.transcript-segment--no-time .segment-text {
    width: 100%;
}


/* --- Demo Trigger --- */
.demo-trigger {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 18px;
    cursor: pointer;
    background: color-mix(in srgb, var(--accent) 8%, transparent);
    border: none;
    border-radius: 2rem;
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 500;
    transition: background var(--duration-fast), color var(--duration-fast);
}
.demo-trigger:hover {
    background: color-mix(in srgb, var(--accent) 15%, transparent);
    color: var(--accent);
}
.demo-trigger:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}
.demo-trigger[hidden] { display: none; }

/* --- Demo Mode --- */
@keyframes demo-cursor-blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

.demo-cursor {
    display: inline-block;
    width: 2px;
    height: 1.2em;
    background: var(--accent);
    animation: demo-cursor-blink 0.75s steps(1) infinite;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
}

.demo-mode .add-btn {
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--duration-fast);
}

@media (prefers-reduced-motion: reduce) {
    .demo-cursor {
        animation: none;
        opacity: 1;
    }
}


/* --- Unified Toolbar (actions + AI) --- */
/* --- Transcript Toolbar (slim header) --- */
.transcript-toolbar {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-xs) 0;
    margin-bottom: var(--space-xs);
}

.transcript-toolbar-title {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text);
    margin: 0;
}


/* --- View Toggle (segmented control) --- */
.view-toggle {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    padding: 2px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--surface-alt);
}

.view-toggle-btn {
    font-size: 0.78rem;
    font-weight: 600;
    font-family: var(--font-body);
    padding: 0.3rem 0.7rem;
    border-radius: 999px;
    color: var(--text-muted);
    background: transparent;
    border: none;
    cursor: pointer;
    white-space: nowrap;
    transition:
        background var(--duration-fast),
        color var(--duration-fast),
        box-shadow var(--duration-fast);
}

.view-toggle-btn:hover {
    color: var(--text);
}

.view-toggle-btn--active {
    background: var(--accent);
    color: var(--accent-contrast);
    box-shadow: var(--shadow-toggle);
}

.view-toggle-btn--active:hover {
    color: var(--accent-contrast);
}

/* --- Toolbar Actions (inline icon + label buttons) --- */
.toolbar-action {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.78rem;
    font-weight: 600;
    font-family: var(--font-body);
    padding: 0.35rem 0.65rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    white-space: nowrap;
    transition:
        color var(--duration-fast),
        background var(--duration-fast),
        border-color var(--duration-fast);
}

.toolbar-action:hover {
    color: var(--accent);
    border-color: var(--accent);
    background: var(--accent-soft);
}

.toolbar-action:focus-visible {
    color: var(--accent);
    border-color: var(--accent);
    background: var(--accent-soft);
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.toolbar-action.copied {
    color: var(--success);
    border-color: var(--success);
    background: var(--success-soft);
}

.toolbar-action svg {
    flex-shrink: 0;
}

/* --- Toolbar Layout --- */
.transcript-toolbar-left {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.transcript-toolbar-right {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-left: auto;
}

/* --- Transcript View Modes --- */
.transcript--cleaned .transcript-paragraph {
    font-size: 0.95rem;
    line-height: 1.75;
    color: var(--text);
    margin-bottom: var(--space-sm);
}

.transcript--raw .transcript-raw-text {
    font-size: 0.95rem;
    line-height: 1.75;
    color: var(--text);
    white-space: pre-wrap;
    word-break: break-word;
}

/* --- AI Actions Toolbar (segmented control) --- */
.transcript-wrapper {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

/* --- Transcript Layout (sidebar + transcript) --- */
.transcript-layout {
    display: flex;
    flex-direction: row;
    align-items: stretch;
    flex: 1;
    min-height: 0;
}

.transcript-layout > .transcript {
    flex: 1;
    min-width: 0;
}

/* --- Transcript Sidebar (vertical AI actions rail) --- */
.transcript-sidebar {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs);
    background: var(--surface);
    border: var(--border-w) solid var(--border);
    border-radius: 2rem;
    box-shadow: var(--shadow-md);
    flex-shrink: 0;
    align-self: flex-start;
    position: sticky;
    top: var(--space-sm);
    margin-right: var(--space-sm);
}

.tsb-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    position: relative;
    border-radius: 50%;
    border: none;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: color var(--duration-fast), background var(--duration-fast);
}

.tsb-btn:hover {
    color: var(--text);
    background: var(--surface-alt);
}

.tsb-btn--active {
    color: var(--accent);
    background: color-mix(in srgb, var(--accent) 12%, transparent);
}
.tsb-btn--active:hover {
    color: var(--accent);
    background: color-mix(in srgb, var(--accent) 18%, transparent);
}
.tsb-btn--active::after,
.tsb-btn--active:hover::after {
    display: none;
}
.tsb-btn--active::before {
    content: '';
    position: absolute;
    right: -7px;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 18px;
    background: var(--accent);
    border-radius: 2px;
}

.tsb-btn:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.tsb-btn::after {
    content: attr(data-tooltip);
    position: absolute;
    left: calc(100% + 8px);
    top: 50%;
    transform: translateY(-50%);
    padding: 0.3rem 0.6rem;
    background: var(--text);
    color: var(--surface);
    font-size: 0.75rem;
    font-family: var(--font-body);
    font-weight: 500;
    white-space: nowrap;
    border-radius: var(--radius-sm);
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--duration-fast);
    z-index: 10;
}

.tsb-btn:hover::after {
    opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
    .tsb-btn::after { transition: none; }
}

/* --- Transcript Plan Strip (horizontal: plan + CTA) --- */
.transcript-plan-strip {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.transcript-plan-strip > .plan-strip {
    flex: 1;
    max-width: none;
    margin-bottom: 0;
}

.cta-upgrade--inline {
    flex-shrink: 0;
    margin-left: 0;
    padding: 0.45rem 0.75rem;
    font-size: 0.8rem;
    gap: 0.35rem;
}


/* --- AI Result Panel --- */
.ai-result-panel {
    padding: var(--space-md) var(--space-lg);
    animation: segment-appear var(--duration-normal) var(--ease-out) both;
    min-height: 300px;
    width: 100%;
    box-sizing: border-box;
    overflow-wrap: break-word;
    word-break: break-word;
    background: color-mix(in srgb, var(--accent) 4%, var(--surface));
    border-left: 3px solid color-mix(in srgb, var(--accent) 40%, transparent);
    border-radius: var(--radius-sm);
}

.ai-result-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-md);
    padding: var(--space-sm) var(--space-lg) var(--space-sm) var(--space-lg);
    margin: 0 calc(-1 * var(--space-lg));
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background: color-mix(in srgb, var(--accent) 4%, var(--surface));
    z-index: 2;
}

.ai-result-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: var(--ls-wide);
}

.ai-result-close {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--text-muted);
    transition:
        background var(--duration-fast),
        color var(--duration-fast);
}

.ai-result-close:hover {
    background: var(--surface-alt);
    color: var(--text);
}

.ai-result-body {
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--text-secondary);
    overflow-wrap: break-word;
    word-break: break-word;
}

.ai-result-body p {
    margin-bottom: var(--space-sm);
}

.ai-result-body p:last-child {
    margin-bottom: 0;
}

.ai-result-body ul {
    list-style: none;
    padding: 0;
}

.ai-result-body li {
    padding: 0.3rem 0;
    padding-left: 1.4em;
    position: relative;
}

.ai-result-body li::before {
    content: '\2022';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
}

.ai-result-body strong {
    color: var(--text);
    font-weight: 600;
}

.ai-result-body em {
    font-style: italic;
}

.ai-result-body h2,
.ai-result-body h3 {
    color: var(--text);
    font-size: 1rem;
    font-weight: 600;
    margin: var(--space-md) 0 var(--space-xs);
}

.ai-result-body h2:first-child,
.ai-result-body h3:first-child {
    margin-top: 0;
}

.ai-result-body ol {
    padding-left: 1.4em;
    margin: var(--space-xs) 0;
}

.ai-result-body ol li {
    padding-left: 0.3em;
}

.ai-result-body ol li::before {
    content: none;
}

.ai-result-body code {
    font-family: var(--font-mono, monospace);
    font-size: 0.85em;
    background: var(--surface-alt);
    padding: 0.15em 0.4em;
    border-radius: var(--radius-xs, 3px);
}

.ai-result-body pre {
    background: var(--surface-alt);
    padding: var(--space-sm);
    border-radius: var(--radius-sm);
    overflow-x: auto;
    margin: var(--space-xs) 0;
}

.ai-result-body pre code {
    background: none;
    padding: 0;
}

/* Chapters list */
.ai-chapters-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.ai-chapters-list li {
    padding: 0.5rem 0.6rem;
    border-radius: var(--radius-sm);
    transition: background var(--duration-fast);
}
.ai-chapters-list li::before {
    display: none;
}
.ai-chapters-list li:hover {
    background: var(--surface-alt);
}
.ai-chapter-ts {
    font-family: var(--font-mono, monospace);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    background: color-mix(in srgb, var(--accent) 12%, transparent);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    margin-right: 0.5rem;
}

/* Keywords badges */
.ai-keywords-wrap {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.ai-keyword-badge {
    display: inline-block;
    font-size: 0.8rem;
    padding: 4px 12px;
    border-radius: 2rem;
    background: color-mix(in srgb, var(--accent) 10%, transparent);
    color: var(--accent);
    border: 1px solid color-mix(in srgb, var(--accent) 20%, transparent);
    font-weight: 500;
    transition: background var(--duration-fast), border-color var(--duration-fast);
}
.ai-keyword-badge:hover {
    background: color-mix(in srgb, var(--accent) 18%, transparent);
    border-color: color-mix(in srgb, var(--accent) 35%, transparent);
}

.ai-result-loading {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-muted);
    font-size: 0.85rem;
}

.ai-result-loading-dot {
    display: inline-flex;
    gap: 4px;
}

.ai-result-loading-dot span {
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    animation: ai-dot-pulse 1.4s ease-in-out infinite;
}

.ai-result-loading-dot span:nth-child(2) {
    animation-delay: 0.2s;
}

.ai-result-loading-dot span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes ai-dot-pulse {
    0%, 80%, 100% { opacity: 0.3; transform: scale(0.8); }
    40% { opacity: 1; transform: scale(1); }
}


/* --- Footer --- */
.site-footer {
    padding: var(--space-xl) var(--space-lg) var(--space-lg);
    margin-top: auto;
    border-top: 1px solid var(--border);
}

.site-footer .container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.footer-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-lg);
    padding-block-end: var(--space-lg);
    border-bottom: 1px solid var(--border);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-tagline {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.footer-nav {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.footer-nav a {
    font-size: 0.8rem;
    color: var(--text-secondary);
    transition: color var(--duration-fast);
}

.footer-nav a:hover {
    color: var(--accent);
}

.footer-contact {
    font-size: 0.8rem;
}

.footer-contact a {
    color: var(--text-secondary);
    transition: color var(--duration-fast);
}

.footer-contact a:hover {
    color: var(--accent);
}

.footer-bottom {
    padding-block-start: var(--space-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.footer-legal {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.footer-legal-links {
    display: flex;
    gap: var(--space-md);
}

.footer-legal-links a {
    font-size: 0.8rem;
    color: var(--text-muted);
    transition: color var(--duration-fast);
}

.footer-legal-links a:hover {
    color: var(--text-secondary);
}

@media (max-width: 768px) {
    .footer-top {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-md);
    }

    .footer-bottom {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}


/* --- Theme Toggle --- */
.theme-toggle {
    width: 44px;
    height: 44px;
    margin-right: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 50%;
    color: var(--text-secondary);
    cursor: pointer;
    flex-shrink: 0;
    transition:
        background var(--duration-fast),
        color var(--duration-fast);
}

.theme-toggle:hover {
    color: var(--text);
    background: var(--surface-alt);
}

.theme-toggle .icon-sun,
.theme-toggle .icon-moon {
    width: 18px;
    height: 18px;
}

.theme-toggle .icon-sun  { display: none; }
.theme-toggle .icon-moon { display: block; }

[data-theme="dark"] .theme-toggle .icon-sun  { display: block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

/* Language dropdown */
.lang-dropdown-group {
    position: relative;
    display: inline-flex;
}

.lang-toggle {
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: 0 10px;
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    flex-shrink: 0;
    transition:
        background var(--duration-fast),
        color var(--duration-fast);
}

.lang-toggle:hover {
    color: var(--text);
    background: var(--surface-alt);
}

.lang-toggle-code {
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: var(--ls-wider);
    text-transform: uppercase;
    line-height: 1;
}

.lang-chevron {
    width: 10px;
    height: 10px;
    flex-shrink: 0;
    transition: transform var(--duration-fast) var(--ease-out);
}

.lang-dropdown-group.open .lang-chevron {
    transform: rotate(180deg);
}

.lang-menu {
    position: absolute;
    right: 0;
    top: calc(100% + 4px);
    background: var(--surface);
    border: var(--border-w) solid var(--border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    min-width: 120px;
    z-index: var(--z-dropdown);
    animation: segment-appear var(--duration-fast) var(--ease-out) both;
}

.lang-menu-item {
    display: block;
    width: 100%;
    padding: 0.55rem 0.85rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-align: left;
    background: transparent;
    border: none;
    cursor: pointer;
    transition:
        background var(--duration-fast),
        color var(--duration-fast);
}

.lang-menu-item:hover {
    background: var(--surface-alt);
    color: var(--text);
}

.lang-menu-item:first-child {
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

.lang-menu-item:last-child {
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

.lang-menu-item.active {
    color: var(--accent);
    font-weight: 600;
}

/* --- User Account Dropdown --- */
.user-dropdown-group {
    position: relative;
    display: inline-flex;
    align-items: center;
}

.user-pill {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent);
    color: var(--accent-contrast);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: var(--ls-wide);
    text-transform: uppercase;
    flex-shrink: 0;
    transition:
        background var(--duration-fast),
        box-shadow var(--duration-fast);
}

.user-pill:hover {
    background: var(--accent-hover);
    box-shadow: 0 0 0 2px var(--accent-30);
}

.user-pill:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.user-pill--skeleton .user-pill-initials {
    visibility: hidden;
}

.user-pill--skeleton {
    background: var(--surface-alt);
    border: var(--border-w) solid var(--border);
    animation: user-pill-pulse 1.5s ease-in-out infinite;
}

@keyframes user-pill-pulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

.user-menu {
    position: absolute;
    right: 0;
    top: calc(100% + 6px);
    background: var(--surface);
    border: var(--border-w) solid var(--border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    min-width: 200px;
    z-index: var(--z-dropdown);
    animation: segment-appear var(--duration-fast) var(--ease-out) both;
}

.user-menu-info {
    padding: 0.6rem 0.85rem;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.user-menu-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-menu-email {
    font-size: 0.75rem;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-menu-divider {
    height: 1px;
    background: var(--border);
    margin: 4px 0;
}

.user-menu-item {
    display: block;
    width: 100%;
    padding: 0.5rem 0.85rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-align: left;
    text-decoration: none;
    background: transparent;
    border: none;
    cursor: pointer;
    transition:
        background var(--duration-fast),
        color var(--duration-fast);
}

.user-menu-item:hover {
    background: var(--surface-alt);
    color: var(--text);
}

.user-menu-item:last-child {
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

.user-menu-item:focus-visible {
    background: var(--surface-alt);
    color: var(--text);
    outline: 2px solid var(--accent);
    outline-offset: -2px;
}

.user-menu-item--logout {
    color: var(--error);
}

.user-menu-item--logout:hover {
    color: var(--error);
    background: var(--error-soft);
}

/* --- CTA Upgrade --- */
.cta-upgrade {
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border: var(--border-w) solid var(--warning);
    color: var(--warning-text);
    background: var(--warning-soft);
    border-radius: var(--radius-sm);
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    padding: 0.65rem 1.15rem;
    text-decoration: none;
    animation: upgrade-glow 3s ease-in-out infinite;
    transition:
        background var(--duration-fast),
        color var(--duration-fast),
        border-color var(--duration-fast);
}

@keyframes upgrade-glow {
    0%, 100% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--warning-hover) 0%, transparent); }
    50% { box-shadow: 0 0 16px 2px color-mix(in srgb, var(--warning-hover) 25%, transparent); }
}

.cta-upgrade:hover {
    background: var(--warning-hover);
    border-color: var(--warning-hover);
    color: var(--accent-contrast);
}

@media (prefers-reduced-motion: reduce) {
    .cta-upgrade {
        animation: none;
    }
}




/* --- Animations --- */
@keyframes fade-in {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes result-reveal {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes progress-slide {
    0% {
        transform: translateX(-100%);
    }
    50% {
        transform: translateX(200%);
    }
    100% {
        transform: translateX(400%);
    }
}

@keyframes segment-appear {
    from {
        opacity: 0;
        transform: translateY(4px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.transcript-segment {
    animation: segment-appear var(--duration-normal) var(--ease-out) both;
}


/* --- Responsive --- */
@media (max-width: 600px) {
    :root {
        --space-lg: 1.25rem;
        --space-xl: 2rem;
        --space-2xl: 3rem;
        --space-3xl: 4rem;
    }

    .brand {
        font-size: 2.2rem;
    }

    .brand-logo {
        width: 48px;
        height: 48px;
    }

    .input-wrapper {
        flex-direction: column;
    }

    .url-input {
        padding: 0.85rem 1rem;
    }

    .add-btn {
        border-left: none;
        border-top: var(--border-w) solid var(--border);
        padding: 0.6rem;
    }

    .submit-btn {
        justify-content: center;
        padding: 0.85rem;
        border-top: 1px solid color-mix(in srgb, var(--accent-contrast) 15%, transparent);
    }

    .result-header {
        flex-direction: column;
        padding-right: 52px;
    }

    .result-thumb {
        display: none;
    }

    .result-actions {
        width: 100%;
    }

    .action-btn {
        flex: 1;
        justify-content: center;
    }

    .transcript {
        padding: var(--space-md);
        max-height: 50vh;
    }

    .transcript-segment {
        flex-direction: column;
        gap: var(--space-xs);
    }

    .segment-time {
        font-size: 0.75rem;
    }

}

@media (min-width: 1600px) {
    :root {
        --container-max: 780px;
    }

    .landing-text {
        padding-left: clamp(3rem, 6vw, 6rem);
        padding-right: clamp(3rem, 6vw, 6rem);
    }

    body.has-result .landing-result-panel {
        padding-right: clamp(3rem, 6vw, 6rem);
    }

    body.has-result .landing-content {
        max-width: 1600px;
        margin-inline: auto;
    }

    .morph-vis {
        width: 560px;
        height: 480px;
        --screen-w: 480px;
        --screen-h: 306px;
        --doc-w: 334px;
        --doc-h: 430px;
    }

    .landing-headline {
        font-size: clamp(4rem, 4.5vw, 6rem);
    }
}


/* --- Accessibility: Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}






/* --- Pricing Page --- */
.page-pricing {
    background-image: none;
}

.pricing-container {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.pricing-hero {
    text-align: center;
    padding: var(--space-2xl) 0 var(--space-xl);
}

.page-pricing .pricing-hero {
    padding-top: calc(var(--space-2xl) + 48px);
}

.pricing-title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 4vw, 2.2rem);
    font-weight: 600;
    color: var(--text);
    letter-spacing: var(--ls-tight);
    margin-bottom: var(--space-sm);
}

.pricing-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    padding-bottom: var(--space-2xl);
}

.pricing-grid--4col {
    grid-template-columns: repeat(4, 1fr);
}

.pricing-card {
    position: relative;
    background: var(--surface);
    border: var(--border-w) solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-xl) var(--space-lg);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    transition:
        box-shadow var(--duration-normal) var(--ease-out),
        transform var(--duration-normal) var(--ease-out);
    animation: fade-in var(--duration-slow) var(--ease-out) both;
}

.pricing-card:nth-child(2) {
    animation-delay: 100ms;
}

.pricing-card:nth-child(3) {
    animation-delay: 200ms;
}

.pricing-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.pricing-card--featured {
    border-color: var(--accent);
    box-shadow: var(--shadow-md);
}

.pricing-card-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: var(--accent-contrast);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.2rem 0.75rem;
    border-radius: 999px;
    white-space: nowrap;
}

.pricing-card-name {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-xs);
}

.pricing-card-price {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: var(--space-xs);
}

.pricing-card-price span {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--text-muted);
}

.pricing-card-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: var(--space-lg);
    line-height: 1.5;
}

.pricing-features {
    list-style: none;
    flex: 1;
    margin-bottom: var(--space-lg);
}

.pricing-features li {
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding: 0.35rem 0;
    padding-left: 1.4em;
    position: relative;
    line-height: 1.5;
}

.pricing-features li::before {
    content: '\2713';
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: 600;
}

.pricing-cta {
    width: 100%;
    justify-content: center;
    padding: 0.7rem 1rem;
}

.pricing-cta--disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.pricing-cta--danger {
    background: var(--error);
    color: var(--accent-contrast);
}

.pricing-cta--danger:hover {
    background: color-mix(in srgb, var(--error) 85%, var(--text));
}

/* --- Current Plan --- */
.pricing-current-plan {
    background: var(--surface);
    border: var(--border-w) solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-xl);
    margin-bottom: var(--space-xl);
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    gap: var(--space-lg);
}

.pricing-current-plan-info {
    flex: 1;
    min-width: 200px;
}

.pricing-plan-badge {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: var(--ls-widest);
    color: var(--accent);
    background: var(--accent-soft);
    border-radius: 999px;
    padding: 0.25rem 0.75rem;
    margin-bottom: var(--space-sm);
}

.pricing-current-plan-quota {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text);
    margin-top: var(--space-xs);
}

.pricing-current-plan-quota span {
    color: var(--text-secondary);
    font-weight: 400;
}

.pricing-current-plan .pricing-features {
    flex: 1;
    min-width: 200px;
}

.pricing-current-plan .pricing-cta {
    width: auto;
    align-self: center;
}

/* --- Section Heading --- */
.pricing-section-heading {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: var(--space-lg);
}

/* --- Info Banner --- */
.pricing-info-banner {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    background: var(--accent-soft);
    border: 1px solid var(--accent);
    border-radius: var(--radius-sm);
    color: var(--accent);
    font-size: 0.88rem;
    font-weight: 500;
    margin-bottom: var(--space-lg);
}

[data-theme="dark"] .pricing-info-banner {
    background: var(--accent-soft);
    border-color: var(--accent);
    color: var(--accent);
}

/* --- Card Minutes --- */
.pricing-card-minutes {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-xs);
}

/* --- Savings Badge --- */
.pricing-savings-badge {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--success-text);
    background: var(--success-soft);
    border-radius: 999px;
    padding: 0.15rem 0.5rem;
    margin-left: 0.35rem;
    vertical-align: middle;
}

/* ── FAQ Accordion ── */
.faq-section {
    padding: var(--space-2xl) 0;
    border-top: var(--border-w) solid var(--border);
}

.faq-title {
    font-family: var(--font-display);
    font-size: clamp(1.4rem, 3vw, 1.9rem);
    font-weight: 700;
    color: var(--text);
    margin-bottom: var(--space-xl);
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.faq-item {
    border-bottom: var(--border-w) solid var(--border);
}

.faq-q {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 500;
    color: var(--text);
    text-align: left;
    cursor: pointer;
    background: none;
    border: none;
    transition: color var(--duration-fast);
}

.faq-q:hover {
    color: var(--accent);
}

.faq-q:focus-visible {
    color: var(--accent);
}

.faq-chevron {
    flex-shrink: 0;
    color: var(--text-muted);
    transition: transform var(--duration-fast);
}

.faq-q[aria-expanded="true"] .faq-chevron {
    transform: rotate(180deg);
}

.faq-a-wrap {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows var(--duration-normal) var(--ease-out);
}

.faq-q[aria-expanded="true"] + .faq-a-wrap {
    grid-template-rows: 1fr;
}

.faq-item .faq-a {
    margin: 0;
    padding: 0;
    color: var(--text-secondary);
    line-height: 1.65;
    font-size: 0.975rem;
    overflow: hidden;
}

.faq-q[aria-expanded="true"] + .faq-a-wrap .faq-a {
    padding: 0 0 var(--space-md) 0;
}

@media (prefers-reduced-motion: reduce) {
    .faq-a-wrap { transition: none; }
}

.pricing-faq {
    padding: var(--space-xl) 0 var(--space-2xl);
    border-top: 1px solid var(--border);
    text-align: center;
}

.pricing-faq-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-md);
}

.pricing-faq-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 540px;
    margin: 0 auto;
}

.pricing-faq-text a {
    color: var(--text);
    text-decoration: underline;
    text-decoration-color: var(--border);
    text-underline-offset: 2px;
    transition: color var(--duration-fast);
}

.pricing-faq-text a:hover {
    color: var(--accent);
}

@media (max-width: 900px) {
    .pricing-grid,
    .pricing-grid--4col {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .pricing-grid,
    .pricing-grid--4col {
        grid-template-columns: 1fr;
    }
}


/* --- Results List & Result Cards --- */
.results-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.result-card {
    background: var(--surface);
    border: var(--border-w) solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    animation: result-reveal 0.6s var(--ease-out) both;
    transition: box-shadow var(--duration-normal) var(--ease-out);
}

.result-card:hover {
    box-shadow: var(--shadow-md);
}

/* Card body */
.result-card-body {
    padding: 0 var(--space-lg) var(--space-lg);
}

/* Single result mode: clean card appearance */
.results-list--single .result-card {
    background: transparent;
    border: none;
    box-shadow: none;
    border-radius: 0;
    overflow: visible;
}

.results-list--single .result-card:hover {
    box-shadow: none;
}

.results-list--single .result-card-body {
    padding: 0;
}


/* --- Screen Reader Only --- */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}


/* --- Mobile: Cards --- */
@media (max-width: 768px) {
    .video-info {
        align-items: center;
        text-align: center;
    }

    .transcript-sidebar {
        flex-direction: row;
        align-self: stretch;
        position: static;
        border-radius: var(--radius-lg);
        margin-right: 0;
        margin-bottom: var(--space-sm);
        justify-content: center;
        gap: var(--space-xs);
        overflow-x: auto;
    }

    .transcript-layout {
        flex-direction: column;
    }

    .tsb-btn::after {
        display: none;
    }
    .tsb-btn--active::before {
        display: none;
    }

    .transcript-toolbar {
        flex-wrap: wrap;
    }

    .transcript-toolbar-left,
    .transcript-toolbar-right {
        flex-basis: 100%;
    }

    .transcript-toolbar-right {
        flex-wrap: wrap;
        margin-left: 0;
    }
}

@media (max-width: 600px) {
    .results-list--single .result-card-body {
        padding: 0;
    }
}


/* --- Print --- */
/* External link indicator */
a[target="_blank"]::after {
    content: " \2197";
    font-size: 0.75em;
}

@media print {
    .landing,
    .processing,
    .transcript-toolbar,
    .transcript-plan-strip,
    .transcript-sidebar,
    .footer,
    .site-footer,
    .theme-toggle,
    .lang-dropdown-group,
    .ai-result-panel,
    .navbar,
    .paywall-overlay {
        display: none;
    }

    body {
        font-size: 12pt;
        color: #000;
        background: #fff;
    }

    .result {
        padding: 0;
    }

    .result-card {
        border: none;
        box-shadow: none;
        background: transparent;
        page-break-inside: avoid;
    }

    .result-card-body {
        padding: 0;
    }

    .transcript {
        border: none;
        box-shadow: none;
        max-height: none;
        padding: 0;
    }

    .transcript-segment {
        page-break-inside: avoid;
    }
}

/* --- Plan Badge (reusable) --- */
.plan-badge {
    --morph-color: #E5A000;
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: var(--ls-widest);
    color: var(--morph-color);
    background: color-mix(in srgb, var(--morph-color) 12%, transparent);
    border-radius: 999px;
    padding: 0.25rem 0.75rem;
}

[data-theme="dark"] .plan-badge {
    --morph-color: #FBBF24;
}

/* --- Plan Strip --- */
.plan-strip {
    --morph-color: #E5A000;
    --morph-secondary: #F97316;
    display: flex;
    align-items: center;
    gap: var(--space-md);
    width: 100%;
    max-width: 560px;
    padding: 0.6rem 1rem;
    overflow: hidden;
    background: color-mix(in srgb, var(--morph-color) 8%, transparent);
    border: var(--border-w) solid color-mix(in srgb, var(--morph-color) 25%, transparent);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-md);
}

[data-theme="dark"] .plan-strip {
    --morph-color: #FBBF24;
    --morph-secondary: #FB923C;
    background: rgba(251, 191, 36, 0.1);
    border-color: rgba(251, 191, 36, 0.2);
}

.plan-strip-info {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex-shrink: 1;
    min-width: 0;
    flex-wrap: wrap;
}

.plan-strip-quota {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.plan-strip-daily {
    width: 100%;
    font-size: 0.75rem;
    color: var(--text-secondary);
    opacity: 0.8;
}

.plan-strip-quota strong {
    color: var(--text);
}

.plan-strip-meter {
    flex: 1;
    height: 4px;
    background: var(--border);
    border-radius: 2px;
    overflow: hidden;
    min-width: 60px;
}

.plan-strip-meter-fill {
    height: 100%;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--morph-color), var(--morph-secondary));
    transition: width var(--duration-normal) var(--ease-out);
}

.plan-strip-meter-fill--warning {
    background: linear-gradient(90deg, var(--morph-color), var(--warning-hover));
}

.plan-strip-meter-fill--critical {
    background: linear-gradient(90deg, var(--warning-hover), var(--error));
}

body.has-result .landing-text > .plan-strip {
    display: none;
}

@media (min-width: 601px) and (max-width: 768px) {
    .plan-strip { gap: var(--space-sm); }
    .plan-strip-meter { min-width: 100px; }
}

@media (max-width: 600px) {
    .plan-strip {
        flex-wrap: wrap;
        gap: var(--space-sm);
        padding: 0.5rem 0.75rem;
    }

    .plan-strip-info {
        width: 100%;
    }

    .plan-strip-meter {
        flex: 1;
        min-width: 0;
    }

}


/* --- Paywall Modal --- */
.paywall-overlay {
    position: fixed;
    inset: 0;
    z-index: var(--z-paywall);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
}

.paywall-overlay[hidden] {
    display: none;
}

.paywall-backdrop {
    position: absolute;
    inset: 0;
    background: color-mix(in srgb, #000 50%, transparent);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.paywall-modal {
    position: relative;
    background: var(--surface);
    border: var(--border-w) solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl) var(--space-2xl);
    box-shadow: var(--shadow-lg);
    max-width: 1100px;
    width: 100%;
    animation: result-reveal 0.4s var(--ease-out) both;
}

.paywall-close {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--text-muted);
    transition:
        background var(--duration-fast),
        color var(--duration-fast);
}

.paywall-close:hover {
    background: var(--surface-alt);
    color: var(--text);
}

.paywall-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: var(--space-xs);
    text-align: center;
}

.paywall-subtitle {
    font-size: 0.95rem;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: var(--space-xl);
}

.paywall-plans {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.paywall-plan {
    position: relative;
    background: var(--surface);
    border: var(--border-w) solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: box-shadow var(--duration-fast);
}

.paywall-plan:hover {
    box-shadow: var(--shadow-md);
}

.paywall-plan--current {
    border-style: dashed;
    opacity: 0.75;
}

.paywall-plan-cta--current {
    background: var(--surface-alt);
    color: var(--text-muted);
    cursor: default;
    pointer-events: none;
}

.paywall-plan--featured {
    border-color: var(--accent);
    box-shadow: var(--shadow-md);
}

.paywall-plan-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: var(--accent-contrast);
    font-size: 0.72rem;
    font-weight: 600;
    padding: 0.15rem 0.65rem;
    border-radius: 999px;
    white-space: nowrap;
}

.paywall-plan-name {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-xs);
}

.paywall-plan-price {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: var(--space-xs);
}

.paywall-plan-price span {
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--text-muted);
}

.paywall-plan-desc {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: var(--space-md);
    line-height: 1.4;
}

.paywall-plan-cta {
    width: 100%;
    justify-content: center;
    margin-top: auto;
}

.paywall-footer {
    text-align: center;
    font-size: 0.85rem;
}

.paywall-footer a {
    color: var(--text-secondary);
    text-decoration: underline;
    text-decoration-color: var(--border);
    text-underline-offset: 2px;
    transition: color var(--duration-fast);
}

.paywall-footer a:hover {
    color: var(--accent);
}

@media (max-width: 1024px) {
    .paywall-plans {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .paywall-plans {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .paywall-modal {
        padding: var(--space-lg);
    }
}

/* Keep in sync with [data-theme="dark"] variables above */
@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --bg:             #0C0F14;
        --bg-warm:        #0F1520;
        --surface:        #161B26;
        --surface-alt:    #1E2536;
        --text:           #E2E8F0;
        --text-secondary: #94A3B8;
        --text-muted:     #64748B;
        --accent:         #60A5FA;
        --accent-hover:   #93C5FD;
        --accent-soft:    rgba(96,165,250,0.10);
        --accent-contrast:#0C0F14;
        --border:         #1E293B;
        --border-strong:  #334155;
        --success:        #4ADE80;
        --error:          #F87171;
        --error-soft:     rgba(248,113,113,0.08);
        --warning:        #FBBF24;
        --warning-hover:  #F59E0B;
        --warning-text:   #FBBF24;
        --warning-soft:   rgba(251, 191, 36, 0.1);
        --success-text:   #4ADE80;
        --success-soft:   rgba(74, 222, 128, 0.1);

        --shadow-sm:  0 1px 2px rgba(0,0,0,0.20);
        --shadow-md:  0 4px 16px rgba(0,0,0,0.30);
        --shadow-lg:  0 12px 40px rgba(0,0,0,0.40);
        --shadow-input: 0 2px 8px rgba(0,0,0,0.25);
        --island-bg: color-mix(in srgb, var(--surface) 85%, transparent);
    }

    :root:not([data-theme="light"]) .theme-toggle .icon-sun { display: block; }
    :root:not([data-theme="light"]) .theme-toggle .icon-moon { display: none; }
}

@media (forced-colors: active) {
    .island-indicator {
        background: LinkText;
    }
    .island-step--active {
        color: LinkText;
    }
    :focus-visible {
        outline: 2px solid LinkText;
    }
    .input-wrapper:focus-within {
        border-color: Highlight;
    }
}

/* ── Legal pages ──────────────────────────────────────────── */
.legal-content {
    padding: calc(var(--space-2xl) + 48px) 0 var(--space-2xl);
}

.legal-content h1 {
    font-family: var(--font-display);
    font-size: var(--fs-2xl);
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.legal-content h2 {
    font-family: var(--font-display);
    font-size: var(--fs-lg);
    font-weight: 600;
    margin-top: var(--space-xl);
    margin-bottom: var(--space-sm);
}

.legal-content h3 {
    font-size: var(--fs-md);
    font-weight: 600;
    margin-top: var(--space-md);
    margin-bottom: var(--space-xs);
}

.legal-content p,
.legal-content li {
    font-size: var(--fs-sm);
    line-height: 1.7;
    color: var(--text-secondary);
}

.legal-content ul {
    padding-left: var(--space-lg);
    margin-bottom: var(--space-md);
}

.legal-content li {
    margin-bottom: var(--space-xs);
}

.legal-content a {
    color: var(--accent);
    text-decoration: underline;
}

.legal-updated {
    font-size: var(--fs-xs);
    color: var(--text-tertiary);
    margin-bottom: var(--space-xl);
}


/* ============================================================
   Developers Page
   ============================================================ */

.dev-main {
    padding-top: calc(var(--navbar-height) + var(--space-2xl));
}

.dev-container {
    width: 100%;
    max-width: 960px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* --- Hero --- */
.dev-hero {
    text-align: center;
    padding: var(--space-3xl) 0 var(--space-2xl);
}

.dev-hero-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    letter-spacing: var(--ls-tighter);
    color: var(--text);
    margin-bottom: var(--space-md);
}

.dev-hero-sub {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto var(--space-xl);
    line-height: 1.6;
}

.dev-hero-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

.dev-btn {
    display: inline-flex;
    align-items: center;
    padding: 0.65rem 1.5rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition: background-color var(--duration-fast) var(--ease-out), color var(--duration-fast) var(--ease-out), border-color var(--duration-fast) var(--ease-out);
    cursor: pointer;
    border: none;
}

.dev-btn--primary {
    background: var(--accent);
    color: var(--accent-contrast);
}

.dev-btn--primary:hover {
    background: var(--accent-hover);
}

.dev-btn--secondary {
    background: transparent;
    color: var(--accent);
    border: var(--border-w) solid var(--border);
}

.dev-btn--secondary:hover {
    border-color: var(--accent);
    background: var(--accent-soft);
}

/* --- Sections --- */
.dev-section {
    padding: var(--space-2xl) 0;
}

.dev-section--alt {
    background: var(--surface-alt);
}

.dev-section-title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    letter-spacing: var(--ls-tight);
    color: var(--text);
    margin-bottom: var(--space-sm);
}

.dev-section-desc {
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    max-width: 640px;
}

/* --- Cards --- */
.dev-cards {
    display: grid;
    gap: var(--space-lg);
}

.dev-cards--2 {
    grid-template-columns: repeat(2, 1fr);
}

.dev-card {
    background: var(--surface);
    border: var(--border-w) solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    transition: border-color var(--duration-fast);
}

.dev-card:hover {
    border-color: var(--accent);
}

.dev-card-step {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent);
    color: var(--accent-contrast);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.85rem;
    margin-bottom: var(--space-md);
}

.dev-card-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-sm);
}

.dev-card-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* --- Code Blocks --- */
.dev-code-block {
    background: var(--dev-code-bg);
    border-radius: var(--radius-sm);
    overflow: hidden;
    margin-top: var(--space-md);
}

[data-theme="dark"] .dev-code-block {
    border: 1px solid var(--border);
}

.dev-code-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-xs) var(--space-md);
    background: var(--dev-code-header-bg);
    border-bottom: 1px solid var(--dev-code-subtle);
}

.dev-code-lang {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--dev-code-muted);
    text-transform: uppercase;
    letter-spacing: var(--ls-wider);
}

.dev-copy-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: transparent;
    border: none;
    border-radius: var(--radius-xs);
    color: var(--dev-code-muted);
    cursor: pointer;
    transition: background-color var(--duration-fast), color var(--duration-fast);
}

.dev-copy-btn:hover {
    background: var(--dev-code-hover);
    color: var(--dev-code-bright);
}

.dev-copy-btn.copied {
    color: var(--success);
}

.dev-code-block pre {
    margin: 0;
    padding: var(--space-md);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.dev-code-block code {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    line-height: 1.7;
    color: var(--dev-code-text);
    white-space: pre;
}

/* --- Endpoint Badge --- */
.dev-endpoint {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.dev-method {
    display: inline-flex;
    align-items: center;
    padding: 0.15rem 0.55rem;
    border-radius: var(--radius-xs);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: var(--ls-wide);
    text-transform: uppercase;
    flex-shrink: 0;
}

.dev-method--get {
    background: var(--success-soft);
    color: var(--success-text);
}

.dev-method--post {
    background: var(--accent-soft);
    color: var(--accent);
}

.dev-method--delete {
    background: var(--error-soft);
    color: var(--error);
}

.dev-path {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text);
    background: none;
    padding: 0;
}

.dev-endpoint-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: var(--space-lg);
    line-height: 1.6;
}

.dev-endpoint--spaced {
    margin-top: var(--space-xl);
}

.dev-table-wrapper--spaced {
    margin-top: var(--space-lg);
}

/* --- Tabs --- */
.dev-tabs {
    display: flex;
    gap: var(--space-xs);
    border-bottom: var(--border-w) solid var(--border);
    margin-bottom: var(--space-xl);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    position: relative;
}

.dev-tabs::-webkit-scrollbar {
    display: none;
}

.dev-tab {
    padding: var(--space-sm) var(--space-md);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    font-family: var(--font-body);
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    white-space: nowrap;
    transition: color var(--duration-fast), border-color var(--duration-fast);
}

.dev-tab:hover {
    color: var(--text);
}

.dev-tab--active,
.dev-tab[aria-selected="true"] {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.dev-tab-panel {
    animation: dev-fade-in var(--duration-normal) var(--ease-out);
}

.dev-tab-panel > h3 {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text);
    margin-top: var(--space-xl);
    margin-bottom: var(--space-sm);
}

@keyframes dev-fade-in {
    from { opacity: 0; transform: translateY(4px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* --- Tables --- */
.dev-table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.dev-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}

.dev-table th {
    text-align: left;
    padding: var(--space-sm) var(--space-md);
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: var(--ls-wider);
    border-bottom: var(--border-w) solid var(--border);
    white-space: nowrap;
}

.dev-table td {
    padding: var(--space-sm) var(--space-md);
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}

.dev-table td code {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    color: var(--accent);
    background: var(--accent-soft);
    padding: 0.1rem 0.35rem;
    border-radius: 4px;
}

/* --- Plan Badges --- */
.dev-plan-badge {
    display: inline-block;
    padding: 0.1rem 0.5rem;
    border-radius: var(--radius-xs);
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: var(--ls-wide);
    text-transform: uppercase;
}

.dev-plan-badge--free {
    background: var(--surface-alt);
    color: var(--text-muted);
}

.dev-plan-badge--starter {
    background: var(--accent-soft);
    color: var(--accent);
}

.dev-plan-badge--pro {
    background: rgba(168, 85, 247, 0.1);
    background: color-mix(in srgb, var(--dev-pro) 10%, transparent);
    color: var(--dev-pro);
}

[data-theme="dark"] .dev-plan-badge--pro {
    background: rgba(168, 85, 247, 0.15);
    background: color-mix(in srgb, var(--dev-pro) 15%, transparent);
}

.dev-plan-badge--max {
    background: var(--warning-soft);
    color: var(--warning-text);
}

/* --- Swagger Frame --- */
.dev-swagger-frame {
    border: var(--border-w) solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--surface);
}

.dev-swagger-frame iframe {
    width: 100%;
    height: 700px;
    border: none;
    display: block;
}

/* --- Swagger Placeholder --- */
.dev-swagger-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    cursor: pointer;
    color: var(--text-muted);
    font-size: 0.95rem;
    transition: color var(--duration-fast);
}

.dev-swagger-placeholder:hover {
    color: var(--accent);
}

/* --- Stepper --- */
.dev-stepper {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    overflow: hidden;
}

.dev-stepper-step {
    flex: 1;
    text-align: center;
    position: relative;
}

.dev-stepper-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 16px;
    left: calc(50% + 16px);
    width: calc(100% + var(--space-lg));
    height: 2px;
    background: var(--border);
}

.dev-stepper-step .dev-card {
    position: relative;
    z-index: 1;
}

.dev-stepper-step--accent .dev-card-step {
    width: 40px;
    height: 40px;
    font-size: 1rem;
    box-shadow: 0 0 0 4px var(--accent-soft);
}

.dev-stepper-step--accent .dev-card-title {
    color: var(--accent);
}

/* --- Tab Scroll Fade --- */
.dev-tabs::after {
    content: '';
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 48px;
    background: linear-gradient(to right, transparent, var(--surface-alt));
    pointer-events: none;
    opacity: 1;
    transition: opacity var(--duration-fast);
}

.dev-tabs--scrolled-end::after {
    opacity: 0;
}

/* --- Section Rhythm --- */
#authentication.dev-section { padding: var(--space-3xl) 0; }
#errors.dev-section { padding: var(--space-xl) 0; }

/* --- Active nav link --- */
.island-link--active {
    color: var(--accent);
}

/* --- Responsive --- */
/* Touch & keyboard interaction states */
.dev-card:active {
    border-color: var(--accent);
}

.dev-btn:focus-visible,
.dev-tab:focus-visible,
.dev-copy-btn:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.dev-copy-btn:active {
    background: var(--dev-code-active);
    color: var(--dev-code-bright);
}

.dev-tab:active {
    color: var(--accent);
}

/* Scroll hint for tabs on touch devices */
@media (hover: none) {
    .dev-tabs {
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
    }

    .dev-tab {
        scroll-snap-align: start;
    }
}

/* --- 768px: tablet and below --- */
@media (max-width: 768px) {
    .dev-cards--2 {
        grid-template-columns: 1fr;
    }

    .dev-stepper {
        flex-direction: column;
    }

    .dev-stepper-step:not(:last-child)::after {
        display: none;
    }

    .dev-hero {
        padding: var(--space-2xl) 0 var(--space-xl);
    }

    .dev-swagger-frame iframe {
        height: 500px;
    }

    /* Enlarge touch targets for tabs */
    .dev-tab {
        padding: var(--space-md);
        min-height: 44px;
    }

    /* Enlarge copy buttons */
    .dev-copy-btn {
        width: 44px;
        height: 44px;
    }

    .dev-copy-btn svg {
        width: 18px;
        height: 18px;
    }

    /* Responsive tables: card layout */
    .dev-table--params thead {
        display: none;
    }

    .dev-table--params tbody tr {
        display: block;
        padding: var(--space-md);
        border-bottom: var(--border-w) solid var(--border);
    }

    .dev-table--params td {
        display: block;
        padding: var(--space-xs) 0;
        border-bottom: none;
    }

    .dev-table--params td::before {
        content: attr(data-label);
        display: block;
        font-family: var(--font-display);
        font-size: 0.7rem;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: var(--ls-wider);
        color: var(--text-muted);
        margin-bottom: 2px;
    }
}

/* --- 480px: small mobile --- */
@media (max-width: 480px) {
    .dev-container {
        padding: 0 var(--space-md);
    }

    .dev-hero-title {
        font-size: 1.75rem;
    }

    .dev-hero-sub {
        font-size: 0.95rem;
    }

    .dev-hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .dev-hero-actions .dev-btn {
        justify-content: center;
    }

    .dev-code-block code {
        font-size: 0.75rem;
    }

    .dev-code-block pre {
        padding: var(--space-sm);
    }

    .dev-section-title {
        font-size: 1.3rem;
    }

    .dev-swagger-frame iframe {
        height: 400px;
    }

    /* Rate limits table: stacked layout */
    .dev-table:not(.dev-table--params) thead {
        position: sticky;
        top: 0;
        z-index: 1;
        background: var(--surface);
    }

    .dev-table th,
    .dev-table td {
        padding: var(--space-xs) var(--space-sm);
        font-size: 0.8rem;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .dev-tab-panel {
        animation: none;
    }
}