/* Golden Triangle Driving Academy - Courses site */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    /* Sticky sidebar pins flush under sticky header (match real header height if needed) */
    --header-sticky-offset: 4.5rem;
    --color-bg: #0c1222;
    --color-surface: #1a2234;
    --color-surface-hover: #243049;
    --color-border: #2d3a52;
    --color-text: #f1f5f9;
    --color-muted: #94a3b8;
    --color-accent: #f59e0b;
    --color-accent-hover: #fbbf24;
    --color-accent-soft: rgba(245, 158, 11, 0.12);
    --color-success: #22c55e;
    --color-success-soft: rgba(34, 197, 94, 0.15);
    --font-sans: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    --font-display: 'Inter', 'Segoe UI', system-ui, sans-serif;
    --radius: 10px;
    --radius-sm: 6px;
    --lesson-page-top-buffer: 1.25rem;
    --lesson-main-padding-x: clamp(1.25rem, 4vw, 2.5rem);
    /* Max line length inside lesson panel (panel itself is full column width) */
    --lesson-reading-max: min(48rem, 100%);
    --lesson-main-panel-bg: linear-gradient(
        180deg,
        rgba(26, 34, 52, 0.52) 0%,
        rgba(16, 24, 40, 0.4) 55%,
        rgba(12, 18, 34, 0.36) 100%
    );
    --lesson-main-panel-border: rgba(45, 58, 82, 0.85);
    /* Sidebar column: tighter than lesson text; avoids double-wide left gutter */
    --course-sidebar-gutter-x: clamp(0.5rem, 1.2vw, 0.875rem);
    /* Desktop rail: nudge bottom in from viewport so it matches top balance */
    --sidebar-rail-bottom-gap: 0.65rem;
    /* Sidebar: list row shape + desktop rail */
    --sidebar-item-radius: 8px;
    --sidebar-rail-bg: linear-gradient(
        165deg,
        rgba(26, 34, 52, 0.78) 0%,
        rgba(18, 26, 42, 0.55) 50%,
        rgba(12, 18, 34, 0.42) 100%
    );
    --sidebar-rail-edge: rgba(255, 255, 255, 0.055);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.25);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
    --transition: 0.2s ease;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.65;
    color: var(--color-text);
    background: var(--color-bg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 200;
    width: 100%;
    padding: 0.85rem 0;
    background: rgba(26, 34, 52, 0.88);
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
    backdrop-filter: saturate(1.15) blur(14px);
    -webkit-backdrop-filter: saturate(1.15) blur(14px);
    /* Let the logo graphic extend past the bar without growing layout height */
    overflow: visible;
}

.site-header::before {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-accent) 20%, var(--color-accent-hover) 50%, var(--color-accent) 80%, transparent);
    opacity: 0.65;
    pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
    .site-header {
        background: var(--color-surface);
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
    }
}

/* Full-bleed header edge-to-edge; inset content so logo/nav don’t touch the viewport */
.site-header .wrap.header-inner {
    max-width: none;
    width: 100%;
    margin-left: 0;
    margin-right: 0;
    padding-left: max(1rem, env(safe-area-inset-left, 0px));
    padding-right: max(1rem, env(safe-area-inset-right, 0px));
}

.header-inner {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.25rem 1.5rem;
    flex-wrap: wrap;
    overflow: visible;
}

/* In-flow box stays short so the header bar height matches nav; image is larger and overflows */
.logo {
    position: relative;
    display: block;
    flex-shrink: 0;
    height: 2.75rem;
    /* Reserve horizontal space so a large breakout image doesn’t sit under the nav */
    width: 10rem;
    max-width: min(10rem, 52vw);
    overflow: visible;
    z-index: 2;
    text-decoration: none;
    color: inherit;
    transition: opacity var(--transition);
}

.logo:hover {
    opacity: 0.92;
}

/* Widen click/tap target to match the visible graphic (layout box stays short above) */
.logo::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: min(10rem, calc(100vw - 13rem));
    height: 9.5rem;
    z-index: -1;
}

/* Logo image (assets/images/logo.png) — oversized vs .logo slot, centered on the bar */
.logo-mark {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    display: block;
    line-height: 0;
    filter: drop-shadow(0 0 8px rgba(245, 158, 11, 0.28));
}

.logo-mark-img {
    display: block;
    width: min(10rem, calc(100vw - 13rem));
    max-width: none;
    height: auto;
    object-fit: contain;
}

.nav {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem 0.25rem;
}

.nav-primary,
.nav-account {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.25rem;
}

.nav-account {
    padding-left: 1rem;
    margin-left: 0.5rem;
    border-left: 1px solid var(--color-border);
}

.nav--guest .nav-account,
.nav--portal-only .nav-account {
    padding-left: 0;
    margin-left: 0;
    border-left: none;
}

.nav-language {
    display: flex;
    align-items: center;
    gap: 0.2rem;
    margin-right: 0.4rem;
}

.nav-language-link {
    min-width: 2.25rem;
    text-align: center;
}

.nav-language-link.is-active {
    color: var(--color-bg);
    background: var(--color-accent);
}

.nav a {
    color: var(--color-muted);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 600;
    padding: 0.5rem 0.85rem;
    border-radius: 999px;
    transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}

.nav-primary a:hover,
.nav-account a:hover:not(.nav-link-cta) {
    color: var(--color-accent);
    background: var(--color-accent-soft);
}

.nav-link-muted {
    color: var(--color-muted);
}

.nav a.nav-link-cta {
    color: var(--color-bg);
    background: var(--color-accent);
    box-shadow: 0 2px 12px rgba(245, 158, 11, 0.25);
}

.nav a.nav-link-cta:hover {
    background: var(--color-accent-hover);
    color: var(--color-bg);
    box-shadow: 0 4px 16px rgba(245, 158, 11, 0.35);
}

.logo:focus-visible,
.nav a:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* Main */
.main {
    flex: 1;
    padding: 2rem 0;
}

.wrap {
    width: 100%;
    max-width: 720px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Course hero */
.course-hero {
    margin-bottom: 2.5rem;
    padding: 1.5rem 0;
}

.course-hero h1 {
    font-family: var(--font-display);
    font-size: 1.875rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    margin: 0 0 0.5rem;
    color: var(--color-text);
    line-height: 1.25;
}

.course-meta {
    color: var(--color-muted);
    font-size: 0.9375rem;
    margin: 0 0 1.25rem;
}

.course-meta .sep {
    margin: 0 0.5rem;
}

.course-description {
    color: var(--color-muted);
    font-size: 1.0625rem;
    line-height: 1.7;
    max-width: 60ch;
}

.course-hero-image {
    margin: 1.5rem 0 0;
}

.course-welcome-img {
    display: block;
    max-width: 100%;
    width: 100%;
    max-height: 420px;
    object-fit: cover;
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
}

/* Curriculum */
.curriculum h2 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0 0 1rem;
    color: var(--color-text);
}

.curriculum-locked {
    padding: 1.25rem 1.5rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-surface);
    box-shadow: var(--shadow);
}

.curriculum-locked-msg {
    margin: 0 0 1rem;
    color: var(--color-text-muted, #64748b);
}

.topic-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.topic {
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    margin-bottom: 0.875rem;
    overflow: hidden;
    background: var(--color-surface);
    box-shadow: var(--shadow);
}

.topic-title {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
    padding: 0.875rem 1.125rem;
    color: var(--color-text);
    background: rgba(0, 0, 0, 0.2);
}

.topic--locked .topic-title {
    color: var(--color-muted);
}

.topic--locked .topic-title::before {
    content: '🔒 ';
    flex-shrink: 0;
}

.lesson-item.is-paywall-locked .lesson-type::before {
    content: '🔒 ';
}

.sidebar-lesson-item.is-paywall-locked .sidebar-lesson-type::before {
    content: '🔒 ';
}

/* Payment required: not a link — grayed out until checkout */
.lesson-item .lesson-row-paywall-disabled {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.125rem;
    color: var(--color-muted);
    font-size: 0.9375rem;
    opacity: 0.5;
    cursor: not-allowed;
    user-select: none;
}

.lesson-item .lesson-row-paywall-disabled .lesson-type {
    color: var(--color-muted);
}

.sidebar-lesson-item .sidebar-lesson-paywall-disabled {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.45rem;
    font-size: 0.875rem;
    line-height: 1.35;
    border-radius: var(--sidebar-item-radius);
    color: var(--color-muted);
    opacity: 0.5;
    cursor: not-allowed;
    user-select: none;
}

.sidebar-lesson-item .sidebar-lesson-paywall-disabled .sidebar-lesson-type {
    color: var(--color-muted);
}

.lesson-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.lesson-item {
    border-top: 1px solid var(--color-border);
}

.lesson-item a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.125rem;
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: background var(--transition), color var(--transition);
}

.lesson-item a:hover {
    background: var(--color-accent-soft);
    color: var(--color-accent);
}

.lesson-type {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-muted);
    min-width: 3.5rem;
}

/* Read aloud (speechSynthesis): lightweight a11y toolbar */
.read-aloud-scope {
    margin: 0 0 0.75rem;
}

.read-aloud-toolbar {
    margin: 0 0 0.65rem;
    padding: 0.55rem 0.65rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
}

.read-aloud-toolbar-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4rem 0.5rem;
}

.btn-read-aloud {
    font-size: 0.8125rem;
    font-weight: 600;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    border: 1px solid var(--color-border);
    background: var(--color-bg);
    color: var(--color-text);
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition), color var(--transition);
}

.btn-read-aloud:hover:not(:disabled) {
    background: var(--color-accent-soft);
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.read-aloud-status {
    margin: 0.4rem 0 0;
    font-size: 0.8125rem;
    line-height: 1.35;
    color: var(--color-muted);
    min-height: 1.25em;
}

.course-hero .read-aloud-scope {
    margin-bottom: 1rem;
}

/* Lesson page with sidebar */
.lesson-page {
    padding: 2rem 0;
}

/* Space below sticky header before lesson + sidebar */
.main.lesson-page {
    padding-top: var(--lesson-page-top-buffer);
    padding-bottom: 2rem;
}

.lesson-layout {
    display: flex;
    gap: 0;
    /* stretch so the sidebar column is as tall as the lesson; otherwise sticky has no room to “travel” */
    align-items: stretch;
    width: 100%;
    max-width: none;
    margin: 0;
    padding: 0;
}

.course-sidebar-wrap {
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    width: 312px;
    padding-left: var(--course-sidebar-gutter-x);
}

/* Curriculum sidebar: flat on small screens; desktop rail below (min-width 901) */
.course-sidebar {
    width: 100%;
    flex-shrink: 0;
    position: sticky;
    top: 0;
    background: transparent;
    border: none;
    border-radius: 0;
    box-shadow: none;
    padding: 0.25rem 0 1rem;
    max-height: 100vh;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: #3f4f6e rgba(255, 255, 255, 0.04);
    -webkit-overflow-scrolling: touch;
}

.course-sidebar::-webkit-scrollbar {
    width: 10px;
}

.course-sidebar::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.04);
    border-radius: 10px;
    margin: 6px 0;
}

.course-sidebar::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #4a5d7a 0%, #354056 100%);
    border-radius: 10px;
    border: 2px solid transparent;
    background-clip: padding-box;
    box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.06) inset;
}

.course-sidebar::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #5a6d8e 0%, #455066 100%);
    border: 2px solid transparent;
    background-clip: padding-box;
}

.course-sidebar::-webkit-scrollbar-thumb:active {
    background: var(--color-accent-soft);
}

.sidebar-course-title {
    display: block;
    padding: 0 0.25rem 0.875rem 0.35rem;
    font-weight: 600;
    font-size: 1rem;
    line-height: 1.35;
    letter-spacing: -0.02em;
    color: var(--color-accent);
    text-decoration: none;
    border-bottom: 1px solid rgba(45, 58, 82, 0.65);
    transition: color 0.15s ease;
}

.sidebar-course-title:hover {
    color: var(--color-accent-hover);
}

.sidebar-course-title:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

.sidebar-nav {
    padding: 0.35rem 0 0.5rem;
}

.sidebar-topic-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-topic {
    padding: 0;
    margin: 0;
}

.sidebar-topic + .sidebar-topic {
    margin-top: 0.875rem;
    padding-top: 0.875rem;
    border-top: 1px solid rgba(45, 58, 82, 0.5);
}

.sidebar-topic-title {
    display: block;
    padding: 0.5rem 0.35rem 0.4rem 0.35rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-muted);
}

.sidebar-lesson-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-lesson-item {
    margin: 0 0 0.2rem;
}

.sidebar-lesson-item a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.45rem;
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.875rem;
    line-height: 1.35;
    border-radius: var(--sidebar-item-radius);
    transition: background 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}

.sidebar-lesson-item a:hover {
    background: rgba(245, 158, 11, 0.08);
    color: var(--color-text);
}

.sidebar-lesson-item a:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 1px;
}

.sidebar-lesson-item.is-current a {
    background: rgba(245, 158, 11, 0.14);
    color: var(--color-accent);
    font-weight: 600;
    border-left: 3px solid var(--color-accent);
    padding-left: calc(0.45rem - 3px);
    box-shadow: inset 0 0 0 1px rgba(245, 158, 11, 0.2);
}

.sidebar-lesson-item.is-current a:hover {
    background: rgba(245, 158, 11, 0.18);
    color: var(--color-accent-hover);
}

.sidebar-lesson-type {
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-muted);
    min-width: 2.75rem;
    flex-shrink: 0;
}

.sidebar-lesson-item.is-current .sidebar-lesson-type {
    color: var(--color-accent);
}

.sidebar-lesson-item.is-locked a {
    color: var(--color-muted);
    cursor: not-allowed;
    opacity: 0.8;
}

.sidebar-lesson-item.is-locked .sidebar-lesson-type::before {
    content: '🔒 ';
}

.sidebar-start-over {
    margin: 0;
    padding: 1rem 0.25rem 0 0.35rem;
    border-top: 1px solid rgba(45, 58, 82, 0.65);
    text-align: center;
}

/* Secondary control: keeps focus on lesson links; course page keeps full primary CTA */
.sidebar-start-over .start-over-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    max-width: 100%;
    padding: 0.5rem 0.85rem;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-accent);
    background: transparent;
    border: 1px solid rgba(245, 158, 11, 0.38);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.sidebar-start-over .start-over-btn:hover {
    background: var(--color-accent-soft);
    border-color: rgba(245, 158, 11, 0.55);
    color: var(--color-accent-hover);
}

.course-start-over {
    margin: 1rem 0 0;
    text-align: center;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
    align-items: center;
}

.course-start-over .start-over-btn {
    display: inline-block;
    padding: 0.75rem 1.75rem;
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--color-bg);
    background: var(--color-accent);
    text-decoration: none;
    border: none;
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    transition: background var(--transition), transform 0.1s ease;
}

.course-start-over .start-over-btn:hover {
    background: var(--color-accent-hover);
}

.course-start-over .start-over-btn:active {
    transform: scale(0.98);
}

.sidebar-lesson-item .completion-check,
.lesson-item .completion-check {
    margin-left: auto;
    font-size: 0.9375rem;
    color: var(--color-success, #22c55e);
    font-weight: 700;
}

.sidebar-lesson-item.is-completed a,
.lesson-item.is-completed a {
    padding-right: 1.5rem;
}

.lesson-item.is-locked a {
    color: var(--color-muted);
    cursor: not-allowed;
    opacity: 0.8;
}

.lesson-item.is-locked .lesson-type::before {
    content: '🔒 ';
}

.sidebar-topic--locked .sidebar-topic-title {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    color: var(--color-muted);
}

.sidebar-topic--locked .sidebar-topic-title::before {
    content: '🔒 ';
    flex-shrink: 0;
}

.lock-message {
    position: fixed;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    margin: 0;
    padding: 0.75rem 1.25rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    font-size: 0.875rem;
    z-index: 1000;
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.lesson-main {
    flex: 1;
    min-width: 0;
}

/* Lesson column: panel spans full width beside sidebar (no dead band on the right) */
.lesson-layout .lesson-main.wrap {
    flex: 1;
    min-width: 0;
    width: 100%;
    max-width: none;
    margin-left: 0;
    margin-right: 0;
    padding: 1.5rem var(--lesson-main-padding-x) 2rem;
    background: var(--lesson-main-panel-bg);
    border: 1px solid var(--lesson-main-panel-border);
    border-radius: var(--radius);
    box-shadow: 0 4px 32px rgba(0, 0, 0, 0.24);
}

/* Align intro type with reading column; video stays full panel width */
.lesson-layout .breadcrumb,
.lesson-layout .lesson-content > .lesson-header {
    max-width: var(--lesson-reading-max);
    margin-left: auto;
    margin-right: auto;
}

.lesson-layout .lesson-body .prose {
    max-width: var(--lesson-reading-max);
    margin-left: auto;
    margin-right: auto;
}

@media (max-width: 900px) {
    .lesson-layout {
        flex-direction: column;
    }

    .lesson-layout .lesson-main.wrap {
        box-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
    }

    .course-sidebar-wrap {
        width: 100%;
        margin-top: 0;
        padding-top: 0;
        padding-bottom: 0;
        min-height: 0;
        background: none;
        box-shadow: none;
        border-radius: 0;
    }

    .course-sidebar {
        width: 100%;
        max-height: none;
        position: static;
        border-bottom: 1px solid var(--color-border);
        padding-bottom: 1.25rem;
        margin-bottom: 0.75rem;
    }
}

/* Desktop: full-viewport-height rail behind header/footer; scrollable nav inside */
@media (min-width: 901px) {
    .course-sidebar-wrap {
        position: relative;
        z-index: 1;
        /* Pull column to viewport top so rail runs behind sticky header (header z-index stays above) */
        margin-top: calc(-1 * (var(--header-sticky-offset) + var(--lesson-page-top-buffer)));
        padding-top: calc(var(--header-sticky-offset) + var(--lesson-page-top-buffer));
        padding-bottom: var(--sidebar-rail-bottom-gap);
        min-height: calc(100vh - var(--sidebar-rail-bottom-gap));
        border-right: 1px solid var(--color-border);
        padding-right: 1.25rem;
        margin-right: 0.75rem;
        background: var(--sidebar-rail-bg);
        border-radius: 0 var(--radius) var(--radius) 0;
        box-shadow: inset 0 1px 0 var(--sidebar-rail-edge);
    }

    .course-sidebar {
        position: sticky;
        top: 0;
        align-self: stretch;
        width: 100%;
        max-height: calc(100vh - var(--sidebar-rail-bottom-gap));
        overflow-y: auto;
        overscroll-behavior: contain;
        border-bottom: none;
        margin-bottom: 0;
        padding: 0.35rem 0.35rem max(1.2rem, calc(env(safe-area-inset-bottom, 0px) + 0.35rem)) 0.4rem;
        background: transparent;
        border-radius: 0;
        box-shadow: none;
    }

    .course-sidebar::-webkit-scrollbar-track {
        background: rgba(0, 0, 0, 0.12);
        margin: 8px 0;
    }
}

/* Lesson page */
.breadcrumb {
    font-size: 0.875rem;
    color: var(--color-muted);
    margin-bottom: 1.75rem;
}

.breadcrumb a {
    color: var(--color-muted);
    text-decoration: none;
}

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

.breadcrumb .sep {
    margin: 0 0.35rem;
}

.lesson-content {
    margin-bottom: 2rem;
}

.lesson-header {
    margin-bottom: 1.5rem;
}

.lesson-type-badge {
    display: inline-block;
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 0.35rem 0.65rem;
    border-radius: var(--radius-sm);
    background: var(--color-accent);
    color: var(--color-bg);
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.lesson-header h1 {
    font-size: 1.625rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 0 0 0.25rem;
    color: var(--color-text);
    line-height: 1.3;
}

.topic-label {
    font-size: 0.9375rem;
    color: var(--color-muted);
    margin: 0;
}

/* Lesson video embed (Vadoo, YouTube, etc.) */
.lesson-video {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    max-width: 640px;
    margin: 0 auto 1.75rem;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--color-surface);
    box-shadow: var(--shadow-md);
}

.lesson-video iframe,
.lesson-video .lesson-video-media,
.lesson-video video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.lesson-video .lesson-video-media,
.lesson-video video {
    object-fit: contain;
    z-index: 1;
    cursor: pointer;
}

/* After video ends (when more content exists): prompt in same 16:9 frame */
.lesson-video-scroll-prompt {
    position: absolute;
    inset: 0;
    z-index: 4;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 0.65rem;
    background: var(--color-surface);
    border-radius: inherit;
    pointer-events: none;
}

.lesson-video--show-scroll-hint .lesson-video-scroll-prompt {
    display: flex;
}

.lesson-video--show-scroll-hint .lesson-video-media,
.lesson-video--show-scroll-hint .lesson-video-bar {
    visibility: hidden;
    pointer-events: none;
}

.lesson-video-scroll-prompt-img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    display: block;
}

/* Custom bar: play/pause (left) · volume (center) · fullscreen (right) · seek (unlocks after section complete) */
.lesson-video-bar {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 3;
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 0.5rem 0.65rem 0.7rem;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.92) 0%, rgba(0, 0, 0, 0.5) 50%, transparent 100%);
    opacity: 1;
    transform: translateY(0);
    transition:
        opacity 0.3s ease,
        transform 0.38s cubic-bezier(0.22, 1, 0.36, 1);
}

/* Hide bar until hover or keyboard focus inside player (mouse / fine pointer only) */
@media (hover: hover) and (pointer: fine) {
    .lesson-video:not(:hover):not(:focus-within) .lesson-video-bar {
        opacity: 0;
        transform: translateY(calc(100% + 10px));
        pointer-events: none;
    }
}

@media (hover: hover) and (pointer: fine) and (prefers-reduced-motion: reduce) {
    .lesson-video:not(:hover):not(:focus-within) .lesson-video-bar {
        transform: none;
    }
}

.lesson-video-bar-inner {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 0.65rem 1rem;
    max-width: 100%;
    margin: 0 auto;
    padding: 0.4rem 0.5rem;
    border-radius: 12px;
    background: rgba(12, 18, 34, 0.72);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
    backdrop-filter: blur(10px);
}

.lesson-video-bar-left,
.lesson-video-bar-right {
    display: flex;
    align-items: center;
}

.lesson-video-bar-center {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 0;
}

.lesson-video-btn {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    border: none;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.1);
    color: #f1f5f9;
    cursor: pointer;
    transition: background var(--transition), color var(--transition), transform 0.1s ease;
}

.lesson-video-btn:hover {
    background: rgba(245, 158, 11, 0.22);
    color: #fff;
}

.lesson-video-btn:active {
    transform: scale(0.96);
}

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

.lesson-video-subtitles[aria-pressed="true"] {
    background: rgba(245, 158, 11, 0.35);
    color: #fff;
}

.lesson-video-icon {
    display: block;
}

.lesson-video-icon-pause {
    display: none;
}

.lesson-video.is-playing .lesson-video-icon-play {
    display: none;
}

.lesson-video.is-playing .lesson-video-icon-pause {
    display: block;
}

.lesson-video-volume-wrap {
    width: 100%;
    max-width: min(260px, 100%);
    display: flex;
    align-items: center;
}

.lesson-video-volume-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    min-width: 0;
    margin: 0;
    cursor: pointer;
    color: rgba(241, 245, 249, 0.95);
}

.lesson-video-volume-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.06);
    opacity: 0.95;
}

.lesson-video-volume {
    flex: 1;
    min-width: 72px;
    height: 8px;
    border-radius: 4px;
    appearance: none;
    background: rgba(255, 255, 255, 0.2);
    accent-color: var(--color-accent);
}

.lesson-video-volume::-webkit-slider-thumb {
    appearance: none;
    width: 16px;
    height: 16px;
    margin-top: -4px;
    border-radius: 50%;
    background: var(--color-accent);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.45);
    cursor: pointer;
}

.lesson-video-volume::-webkit-slider-runnable-track {
    height: 8px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.2);
}

.lesson-video-volume::-moz-range-thumb {
    width: 16px;
    height: 16px;
    border: none;
    border-radius: 50%;
    background: var(--color-accent);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.45);
    cursor: pointer;
}

.lesson-video-volume::-moz-range-track {
    height: 8px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.2);
}

/* Seek bar: hidden until main.lesson-page gets .lesson-page--video-progress-unlocked (checkmark) */
.lesson-video-progress-row {
    max-height: 0;
    opacity: 0;
    margin: 0;
    padding: 0 0.35rem;
    overflow: hidden;
    pointer-events: none;
    transition:
        max-height 0.35s ease,
        opacity 0.28s ease,
        margin 0.28s ease,
        padding 0.28s ease;
}

.lesson-page--video-progress-unlocked .lesson-video .lesson-video-progress-row {
    max-height: 2.75rem;
    opacity: 1;
    margin-top: 0.2rem;
    padding-bottom: 0.15rem;
    pointer-events: auto;
}

.lesson-video-progress-label {
    display: block;
    width: 100%;
    margin: 0;
    cursor: default;
}

.lesson-page--video-progress-unlocked .lesson-video .lesson-video-progress-label {
    cursor: pointer;
}

.lesson-video-progress {
    display: block;
    width: 100%;
    height: 10px;
    margin: 0;
    border-radius: 5px;
    appearance: none;
    background: rgba(255, 255, 255, 0.18);
    accent-color: var(--color-accent);
}

.lesson-video-progress:disabled {
    cursor: not-allowed;
    opacity: 0.45;
}

.lesson-video-progress::-webkit-slider-thumb {
    appearance: none;
    width: 14px;
    height: 14px;
    margin-top: -2px;
    border-radius: 50%;
    background: var(--color-accent);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.45);
    cursor: pointer;
}

.lesson-video-progress::-webkit-slider-runnable-track {
    height: 10px;
    border-radius: 5px;
    background: rgba(255, 255, 255, 0.18);
}

.lesson-video-progress::-moz-range-thumb {
    width: 14px;
    height: 14px;
    border: none;
    border-radius: 50%;
    background: var(--color-accent);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.45);
    cursor: pointer;
}

.lesson-video-progress::-moz-range-track {
    height: 10px;
    border-radius: 5px;
    background: rgba(255, 255, 255, 0.18);
}

.lesson-video-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;
}

/* In-prose YouTube embeds ([embed]...[/embed]) */
.lesson-embed-wrap {
    position: relative;
    width: 100%;
    max-width: 640px;
    aspect-ratio: 16 / 9;
    margin: 1rem auto;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--color-surface);
}

.lesson-embed-wrap .lesson-embed {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.lesson-embed-wrap video.lesson-embed {
    object-fit: contain;
    background: #000;
}

/* Content below video: collapsed until video ends (avoid display:none so we can transition in) */
.content-after-video-locked {
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    margin-top: 0;
    margin-bottom: 0;
    padding-top: 0;
    padding-bottom: 0;
    transform: translateY(0.75rem);
    pointer-events: none;
    transition: none;
}

.content-after-video-reveal {
    overflow: visible;
    max-height: 20000px;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
    transition:
        opacity 0.5s ease,
        transform 0.52s cubic-bezier(0.22, 1, 0.36, 1),
        max-height 0.78s cubic-bezier(0.25, 1, 0.45, 1);
}

.content-after-video-reveal--instant {
    transition: none !important;
}

@media (prefers-reduced-motion: reduce) {
    .content-after-video-reveal {
        transition: none !important;
    }
}

/* Prose: lesson body (HTML from export) */
.prose {
    font-size: 1.0625rem;
    line-height: 1.75;
    color: var(--color-text);
}

.prose a {
    color: var(--color-accent);
    text-decoration: none;
}

.prose a:hover {
    text-decoration: underline;
}

.prose a:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.prose-reveal .reveal-char {
    opacity: 0;
    transition: opacity 0.06s ease-out;
}

.prose-reveal .reveal-char.visible {
    opacity: 1;
}

.prose-reveal figure.reveal-char,
.prose-reveal img.reveal-char {
    display: block;
}

.prose p {
    margin: 0 0 1rem;
}

.prose p:last-child {
    margin-bottom: 0;
}

.prose ul,
.prose ol {
    margin: 0 0 1rem;
    padding-left: 1.5rem;
}

.prose li {
    margin-bottom: 0.35rem;
}

.prose strong {
    font-weight: 600;
    color: var(--color-text);
}

/* Same-sized container for all course images; 4:3 = taller box so portrait images aren’t tiny */
.prose img,
.prose figure img {
    display: block;
    width: 100%;
    min-height: 360px;
    aspect-ratio: 4 / 3;
    object-fit: contain;
    object-position: center;
    border-radius: var(--radius);
    margin: 1rem 0;
    box-shadow: var(--shadow);
    background: var(--color-surface);
}

.prose figure {
    margin: 1rem 0;
}

.prose figure:has(img) {
    width: 100%;
}

/* 4th course image (4.jpg) – larger container */
.prose img[src*="4.jpg"],
.prose figure img[src*="4.jpg"] {
    min-height: 480px;
}

.prose h6 {
    font-size: 1rem;
    margin: 1rem 0 0.5rem;
    color: var(--color-accent);
}

.lesson-video-only {
    color: var(--color-muted);
    font-size: 0.9375rem;
    font-style: italic;
}

.quiz-placeholder {
    padding: 1.75rem;
    background: var(--color-surface);
    border: 1px dashed var(--color-border);
    border-radius: var(--radius);
    color: var(--color-muted);
    line-height: 1.65;
}

.quiz-placeholder strong {
    color: var(--color-text);
}

.quiz-placeholder code {
    font-size: 0.875em;
    padding: 0.15rem 0.35rem;
    background: rgba(0,0,0,0.25);
    border-radius: 4px;
}

/* Quiz form (from Tutor CSV import) */
.quiz-progress {
    font-size: 0.9375rem;
    color: var(--color-accent);
    font-weight: 600;
    margin: 0 0 0.5rem;
}

.quiz-instructions {
    color: var(--color-muted);
    font-size: 0.9375rem;
    margin-bottom: 1.25rem;
}

.quiz-nav-inline {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-top: 1.5rem;
}

.quiz-nav-inline .btn-quiz-prev {
    color: var(--color-accent);
    text-decoration: none;
    font-size: 0.9375rem;
}

.quiz-nav-inline .btn-quiz-prev:hover {
    color: var(--color-accent-hover);
}

.quiz-form .quiz-questions {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem;
}

.quiz-question {
    padding: 1.25rem 0;
    border-bottom: 1px solid var(--color-border);
}

.quiz-question:last-of-type {
    border-bottom: none;
}

.quiz-question-text {
    font-weight: 600;
    color: var(--color-text);
    margin: 0 0 0.5rem;
}

.quiz-answers {
    list-style: none;
    padding: 0;
    margin: 0;
}

.quiz-answers li {
    margin: 0.35rem 0;
}

.quiz-answers label {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    cursor: pointer;
    color: var(--color-text);
    padding: 0.5rem 0;
    border-radius: var(--radius-sm);
    transition: background var(--transition);
}

.quiz-answers label:hover {
    background: var(--color-accent-soft);
}

.quiz-answers input[type="radio"] {
    margin: 0;
    width: 1.125rem;
    height: 1.125rem;
    accent-color: var(--color-accent);
}

.btn-quiz-submit {
    padding: 0.65rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-bg);
    background: var(--color-accent);
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: background var(--transition), transform 0.1s ease;
}

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

.btn-quiz-submit:active {
    transform: scale(0.98);
}

.btn-quiz-submit:focus-visible,
.lesson-nav .btn:focus-visible,
.start-over-btn:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.quiz-result {
    padding: 1.75rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
}

.quiz-result.quiz-passed {
    background: var(--color-success-soft);
    border: 1px solid rgba(34, 197, 94, 0.35);
}

.quiz-result.quiz-failed {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.35);
}

.quiz-score {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0 0 0.5rem;
    color: var(--color-text);
}

.quiz-outcome {
    margin: 0 0 0.75rem;
    color: var(--color-muted);
}

.quiz-result a {
    color: var(--color-accent);
}

.quiz-cert-actions {
    margin: 1rem 0 0.75rem;
}

.btn-cert {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.55rem 1.1rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: #111827;
    background: var(--color-accent);
    border-radius: 999px;
    text-decoration: none;
    box-shadow: 0 2px 10px rgba(245, 158, 11, 0.28);
    transition: background var(--transition), box-shadow var(--transition);
}

.btn-cert:hover {
    background: var(--color-accent-hover);
    color: #111827;
    box-shadow: 0 3px 14px rgba(245, 158, 11, 0.35);
}

.course-cert-download {
    margin: 1rem 0 0;
}

.course-cert-completed .course-cert-download--solo {
    margin-top: 1.5rem;
}

.course-cert-completed-lead {
    margin: 0.75rem 0 0;
    font-size: 1.05rem;
    line-height: 1.5;
    color: var(--color-text-muted);
}

.course-cert-verify-hint {
    margin: 1.25rem 0 0;
    font-size: 0.9rem;
    color: var(--color-text-muted);
    max-width: 32rem;
}

.course-cert-verify-hint a {
    color: var(--color-accent);
    font-weight: 600;
    text-decoration: none;
}

.course-cert-verify-hint a:hover {
    text-decoration: underline;
}

.my-certificate-page .course-cert-completed {
    max-width: 36rem;
}

.my-certificate-recipient {
    margin: 1rem 0 0;
    font-size: 1rem;
    color: var(--color-text-muted);
}

.my-certificate-meta {
    margin: 1.25rem 0 0;
    padding: 1rem 1.15rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    display: grid;
    gap: 0.85rem 1.5rem;
}

@media (min-width: 480px) {
    .my-certificate-meta {
        grid-template-columns: 1fr 1fr;
    }
}

.my-certificate-meta dt {
    margin: 0;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-muted);
}

.my-certificate-meta dd {
    margin: 0.2rem 0 0;
    font-size: 0.95rem;
    color: var(--color-text);
}

.my-certificate-id {
    font-family: ui-monospace, monospace;
    font-size: 0.9rem;
}

/* Course payment (Stripe) — match hero column width (same as welcome image) */
.course-payment {
    margin: 1.5rem 0 1.25rem;
    padding: 1.25rem 1.5rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

.course-payment .btn-stripe-pay--link,
.course-payment .course-payment-actions .btn-stripe-pay {
    max-width: none;
}

.course-payment-title {
    margin: 0 0 0.35rem;
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text);
}

.course-payment-price {
    margin: 0 0 0.25rem;
    font-size: 1.75rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--color-text);
}

.course-payment-note {
    margin: 0 0 1rem;
    font-size: 0.875rem;
    color: var(--color-muted);
}

.btn-stripe-pay {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.65rem 1.35rem;
    font-size: 0.9375rem;
    font-weight: 600;
    color: #fff;
    background: #635bff;
    border: none;
    border-radius: var(--radius);
    text-decoration: none;
    box-shadow: 0 2px 12px rgba(99, 91, 255, 0.35);
    cursor: pointer;
    transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.15s ease;
}

.btn-stripe-pay:hover:not(:disabled) {
    color: #fff;
    background: #5548e5;
    box-shadow: 0 4px 16px rgba(99, 91, 255, 0.4);
}

.btn-stripe-pay:active:not(:disabled) {
    transform: translateY(1px);
}

.btn-stripe-pay:focus-visible {
    outline: 2px solid #635bff;
    outline-offset: 3px;
}

.btn-stripe-pay:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    box-shadow: none;
}

.btn-stripe-pay--link,
.course-payment-actions .btn-stripe-pay {
    width: 100%;
    max-width: 16rem;
    box-sizing: border-box;
}

/* pay.php */
.pay-page {
    padding-bottom: 2.5rem;
}

.pay-breadcrumb {
    margin-bottom: 1.25rem;
}

.pay-card {
    max-width: 26rem;
    padding: 1.75rem 2rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    box-shadow: var(--shadow-md);
}

.pay-card h1 {
    margin: 0 0 0.5rem;
    font-size: 1.5rem;
}

.pay-course-name {
    margin: 0 0 1.25rem;
    font-size: 1rem;
    color: var(--color-muted);
}

.pay-amount {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.5rem 1rem;
    margin: 0 0 1rem;
    padding: 1rem 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.pay-amount-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.pay-amount-value {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--color-text);
}

.pay-copy {
    margin: 0 0 1.5rem;
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--color-text);
}

.pay-actions {
    margin-bottom: 1rem;
}

.pay-actions .btn-stripe-pay {
    width: 100%;
}

.pay-dev-hint {
    margin: 1rem 0 0;
    padding: 0.85rem 1rem;
    font-size: 0.8125rem;
    line-height: 1.45;
    color: var(--color-muted);
    background: var(--color-bg);
    border-radius: calc(var(--radius) - 2px);
    border: 1px dashed var(--color-border);
}

.pay-dev-hint code {
    font-size: 0.8em;
}

.pay-stripe-message {
    margin: 1rem 0 0;
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    border-radius: var(--radius);
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.25);
    color: var(--color-text);
}

.pay-stripe-message[hidden] {
    display: none !important;
}

.verify-page h1 {
    margin-bottom: 1.25rem;
}

.verify-card {
    padding: 1.5rem 1.75rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    max-width: 32rem;
}

.verify-card--ok {
    border-color: rgba(34, 197, 94, 0.35);
    background: var(--color-success-soft);
}

.verify-card--error {
    border-color: rgba(239, 68, 68, 0.35);
    background: rgba(239, 68, 68, 0.08);
}

.verify-status {
    margin: 0 0 1rem;
    font-size: 1.05rem;
    color: var(--color-text);
}

.verify-details {
    margin: 0;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.35rem 1.25rem;
    font-size: 0.9375rem;
}

.verify-details dt {
    margin: 0;
    font-weight: 600;
    color: var(--color-muted);
}

.verify-details dd {
    margin: 0;
    color: var(--color-text);
}

.verify-details code {
    font-size: 0.9em;
    padding: 0.1rem 0.35rem;
    border-radius: 4px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
}

.verify-back {
    margin-top: 1.5rem;
}

.verify-back a {
    color: var(--color-accent);
    font-weight: 600;
}

/* User notes (per-lesson) */
.user-notes-section {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

.user-notes-title {
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 0.5rem;
    color: var(--color-fg);
}

.user-notes-textarea {
    display: block;
    width: 100%;
    max-width: 100%;
    min-height: 6rem;
    padding: 0.75rem;
    font: inherit;
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--color-fg);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    resize: vertical;
}

.user-notes-textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 2px var(--color-accent-soft);
}

.user-notes-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 0.5rem 0 0;
}

.btn-notes-save {
    padding: 0.5rem 1rem;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-bg);
    background: var(--color-accent);
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: opacity var(--transition);
}

.btn-notes-save:hover:not(:disabled) {
    opacity: 0.9;
}

.btn-notes-save:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.user-notes-status {
    font-size: 0.875rem;
    color: var(--color-muted);
}

.user-notes-review-link {
    margin: 0 0 0.5rem;
    font-size: 0.875rem;
}

.user-notes-review-link a {
    color: var(--color-accent);
}

.btn-notes-review {
    display: inline-block;
    padding: 0.5rem 1rem;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-accent);
    text-decoration: none;
    border: 1px solid var(--color-accent);
    border-radius: var(--radius);
    transition: background var(--transition), color var(--transition);
}

.btn-notes-review:hover {
    background: var(--color-accent);
    color: var(--color-bg);
}

/* Course notes page (review all notes) */
.course-notes-page .course-notes-back {
    margin-bottom: 1rem;
}

.course-notes-page .course-notes-back a {
    color: var(--color-accent);
    text-decoration: none;
}

.course-notes-page .course-notes-back a:hover {
    text-decoration: underline;
}

.course-notes-header {
    margin-bottom: 1.5rem;
}

.course-notes-header h1 {
    font-size: 1.5rem;
    margin: 0 0 0.25rem;
}

.course-notes-subtitle {
    font-size: 1rem;
    color: var(--color-muted);
    margin: 0;
}

.course-notes-general {
    margin-bottom: 2rem;
}

.course-notes-hint,
.course-notes-lessons-hint {
    font-size: 0.875rem;
    color: var(--color-muted);
    margin: 0 0 0.5rem;
}

.course-notes-lessons-title {
    font-size: 1.125rem;
    margin: 0 0 0.5rem;
}

.course-notes-lessons {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

.course-notes-lesson-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.course-notes-lesson-item {
    margin-bottom: 1.25rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--color-border);
}

.course-notes-lesson-item:last-child {
    border-bottom: none;
}

.course-notes-lesson-head {
    margin-bottom: 0.35rem;
}

.course-notes-lesson-type {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--color-muted);
    margin-right: 0.5rem;
}

.course-notes-lesson-link {
    font-weight: 600;
    color: var(--color-fg);
    text-decoration: none;
}

.course-notes-lesson-link:hover {
    color: var(--color-accent);
}

.course-notes-lesson-note {
    font-size: 0.9375rem;
    line-height: 1.5;
    margin: 0.35rem 0 0.5rem;
}

.course-notes-lesson-note p {
    margin: 0;
    white-space: pre-wrap;
    word-break: break-word;
}

.course-notes-lesson-note.no-note .course-notes-empty {
    color: var(--color-muted);
    font-style: italic;
}

.course-notes-lesson-actions {
    margin: 0;
}

.btn-notes-edit {
    display: inline-block;
    padding: 0.35rem 0.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-accent);
    text-decoration: none;
    border: 1px solid var(--color-accent);
    border-radius: var(--radius);
    transition: background var(--transition), color var(--transition);
}

.btn-notes-edit:hover {
    background: var(--color-accent);
    color: var(--color-bg);
}

/* Notes modal (floating) */
.notes-modal {
    display: block;
    position: fixed;
    inset: 0;
    visibility: hidden;
    opacity: 0;
    z-index: 1000;
    transition: visibility 0.2s, opacity 0.2s;
}

.notes-modal.is-open {
    visibility: visible;
    opacity: 1;
}

.notes-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    cursor: pointer;
}

.notes-modal-panel {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 28rem;
    max-height: 85vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    background: var(--color-bg);
    border-radius: var(--radius);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.notes-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
}

.notes-modal-title {
    margin: 0;
    font-size: 1.125rem;
}

.notes-modal-close {
    padding: 0.25rem 0.5rem;
    font-size: 1.5rem;
    line-height: 1;
    background: none;
    border: none;
    color: var(--color-muted);
    cursor: pointer;
    border-radius: var(--radius);
}

.notes-modal-close:hover {
    color: var(--color-fg);
    background: var(--color-surface);
}

.notes-modal-content {
    overflow-y: auto;
    padding: 1rem 1.25rem;
}

.notes-modal-loading,
.notes-modal-error {
    margin: 0;
    color: var(--color-muted);
}

.notes-modal-error {
    color: var(--color-fg);
}

.notes-modal-textarea {
    display: block;
    width: 100%;
    min-height: 8rem;
    padding: 0.5rem 0.75rem;
    font: inherit;
    font-size: 0.875rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    resize: vertical;
}

.notes-modal-textarea:focus {
    outline: none;
    border-color: var(--color-accent);
}

.notes-modal-actions {
    margin: 0.5rem 0 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.notes-modal-status {
    font-size: 0.8125rem;
    color: var(--color-muted);
}

/* Paywalled course overview: no notes FAB (avoid a second prominent CTA next to Stripe). */
main[data-paywall-locked="1"] .fab-notes {
    display: none !important;
}

.fab-notes {
    display: flex;
    align-items: center;
    justify-content: center;
    position: fixed;
    bottom: 1.25rem;
    right: 1.25rem;
    min-width: 56px;
    height: 56px;
    padding: 0 1rem;
    border: none;
    background: var(--color-accent);
    color: var(--color-bg);
    font-size: 0.875rem;
    font-weight: 600;
    font-family: inherit;
    border-radius: 50px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
    z-index: 899;
    cursor: pointer;
    transition: background var(--transition), transform 0.15s ease;
}

.fab-notes:hover {
    background: var(--color-accent-hover);
    color: var(--color-bg);
}

.fab-notes:active {
    transform: scale(0.95);
}

.fab-notes:focus-visible {
    outline: 2px solid var(--color-text);
    outline-offset: 3px;
}

@media (max-width: 768px) {
    .fab-notes {
        bottom: 5rem;
    }
}

/* Mobile FAB menu: single + that expands to Course / Notes */
.fab-menu {
    display: none;
}

@media (max-width: 768px) {
    .fab-menu {
        display: flex;
        flex-direction: column-reverse;
        align-items: flex-end;
        position: fixed;
        bottom: 1.25rem;
        right: 1.25rem;
        z-index: 900;
        gap: 0.75rem;
    }

    body:has(.fab-menu) .fab-course-overview,
    body:has(.fab-menu) .fab-notes {
        display: none !important;
    }

    .fab-menu-main {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 56px;
        height: 56px;
        padding: 0;
        border: none;
        background: var(--color-accent);
        color: var(--color-bg);
        font-size: 1.75rem;
        line-height: 1;
        font-weight: 300;
        font-family: inherit;
        border-radius: 50%;
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
        cursor: pointer;
        transition: transform 0.2s ease, background var(--transition);
    }

    .fab-menu-main:hover {
        background: var(--color-accent-hover);
    }

    .fab-menu-main[aria-expanded="true"] {
        transform: rotate(45deg);
    }

    .fab-menu-actions {
        display: flex;
        flex-direction: column-reverse;
        gap: 0.5rem;
        max-height: 0;
        opacity: 0;
        overflow: hidden;
        pointer-events: none;
        transition: max-height 0.2s ease, opacity 0.2s ease;
    }

    .fab-menu.is-open .fab-menu-actions {
        max-height: 8rem;
        opacity: 1;
        pointer-events: auto;
    }

    .fab-menu-item {
        display: flex;
        align-items: center;
        justify-content: center;
        min-width: 56px;
        height: 48px;
        padding: 0 1rem;
        border: none;
        background: var(--color-bg);
        color: var(--color-fg);
        font-size: 0.875rem;
        font-weight: 600;
        font-family: inherit;
        border-radius: 50px;
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
        cursor: pointer;
        transition: background var(--transition), transform 0.15s ease;
    }

    .fab-menu-item:hover {
        background: var(--color-surface);
    }

    .fab-menu-item:active {
        transform: scale(0.97);
    }

    .fab-menu-main:focus-visible,
    .fab-menu-item:focus-visible {
        outline: 2px solid var(--color-text);
        outline-offset: 2px;
    }
}

/* Lesson nav (prev/next) */
.lesson-nav {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 1rem;
    align-items: center;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

.lesson-nav .btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0.55rem 1rem;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-accent);
    text-decoration: none;
    border: 1px solid var(--color-accent);
    border-radius: var(--radius);
    transition: background var(--transition), color var(--transition);
}

.lesson-nav .btn:hover {
    background: var(--color-accent);
    color: var(--color-bg);
}

.btn-up { grid-column: 2; }

@media (min-width: 769px) {
    .lesson-nav .btn-up {
        display: none;
    }

    .lesson-nav {
        grid-template-columns: 1fr 1fr;
    }

    .btn-prev {
        grid-column: 1;
    }

    .btn-next {
        grid-column: 2;
    }
}

/* Next lesson disabled until current lesson is complete (completion.js) */
.lesson-nav .btn-next.is-next-waiting {
    opacity: 0.45;
    cursor: not-allowed;
    pointer-events: none;
    color: var(--color-muted);
    border-color: var(--color-border);
}

.lesson-nav .btn-next.is-next-waiting:hover {
    background: transparent;
    color: var(--color-muted);
}

/* Footer */
.site-footer {
    position: relative;
    z-index: 5;
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: 1.25rem 0;
    margin-top: auto;
    box-shadow: 0 -1px 3px rgba(0, 0, 0, 0.2);
}

.site-footer p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--color-muted);
    text-align: center;
}

/* Auth (login / signup) */
.auth-page {
    max-width: 420px;
    margin: 2rem auto;
}

.auth-page h1 {
    margin-bottom: 1.25rem;
}

.enrollment-intake-page {
    max-width: 36rem;
}

.enrollment-intake-lead {
    color: var(--color-muted);
    font-size: 0.9375rem;
    line-height: 1.5;
    margin: 0 0 1.25rem;
}

.enrollment-fieldset {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 1rem 1rem 0.75rem;
    margin: 0 0 0.5rem;
}

.enrollment-legend {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text);
    padding: 0 0.35rem;
}

.enrollment-radio {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: 0.65rem;
    font-size: 0.9375rem;
    color: var(--color-text);
    cursor: pointer;
}

.enrollment-radio input {
    margin-top: 0.2rem;
}

.enrollment-court-fields {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 0.25rem;
}

.enrollment-court-fields[hidden] {
    display: none !important;
}

.enrollment-select,
.auth-form select.enrollment-select {
    padding: 0.6rem 0.75rem;
    font-size: 1rem;
    font-family: inherit;
    color: var(--color-text);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    width: 100%;
    max-width: 100%;
}

.enrollment-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-size: 0.875rem;
    line-height: 1.45;
    color: var(--color-muted);
    margin-top: 0.35rem;
    cursor: pointer;
}

.enrollment-checkbox input {
    margin-top: 0.2rem;
    flex-shrink: 0;
}

.auth-error {
    padding: 0.75rem 1rem;
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.4);
    border-radius: var(--radius-sm);
    color: #fca5a5;
    margin-bottom: 1rem;
}

.auth-success {
    padding: 0.75rem 1rem;
    background: var(--color-success-soft);
    border: 1px solid rgba(34, 197, 94, 0.4);
    border-radius: var(--radius-sm);
    color: var(--color-success);
    margin-bottom: 1rem;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.auth-form label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-muted);
}

.auth-label-optional {
    font-weight: 400;
    color: var(--color-text-muted);
}

.auth-form input[type="text"],
.auth-form input[type="email"],
.auth-form input[type="password"] {
    padding: 0.6rem 0.75rem;
    font-size: 1rem;
    font-family: inherit;
    color: var(--color-text);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition);
}

.auth-form input:focus {
    outline: none;
    border-color: var(--color-accent);
}

.auth-form .btn-primary {
    margin-top: 0.5rem;
    padding: 0.65rem 1.25rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-bg);
    background: var(--color-accent);
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: background var(--transition);
}

.auth-form .btn-primary:hover {
    background: var(--color-accent-hover);
}

.auth-switch {
    font-size: 0.9375rem;
    color: var(--color-muted);
}

.auth-switch a {
    color: var(--color-accent);
    text-decoration: none;
}

.auth-switch a:hover {
    text-decoration: underline;
}

/* Admin */
.admin-page h1 {
    margin-bottom: 1rem;
}

.admin-message {
    padding: 0.75rem 1rem;
    background: var(--color-success-soft);
    border-radius: var(--radius-sm);
    color: var(--color-success);
    margin-bottom: 1rem;
}

.admin-nav-sep {
    margin: 0 0.35rem;
    color: var(--color-muted);
}

.admin-hint {
    font-size: 0.9375rem;
    color: var(--color-muted);
    line-height: 1.5;
    max-width: 42rem;
    margin-bottom: 1rem;
}

.admin-hint code {
    font-size: 0.85em;
    padding: 0.1em 0.35em;
    border-radius: 4px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
}

.admin-settings-intro {
    font-size: 0.9375rem;
    color: var(--color-muted);
    line-height: 1.55;
    max-width: 46rem;
    margin-bottom: 1.25rem;
}

.admin-settings-intro code {
    font-size: 0.85em;
}

.admin-settings-intro + .admin-settings-intro {
    margin-top: 0.5rem;
    padding-top: 0.85rem;
    border-top: 1px solid var(--color-border);
}

.admin-settings-intro--cpanel {
    font-size: 0.875rem;
}

.admin-settings-error {
    margin-bottom: 1rem;
}

.admin-settings-form {
    max-width: 36rem;
}

.admin-settings-fieldset {
    margin: 0 0 1.5rem;
    padding: 1rem 1.15rem 1.15rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-surface);
}

.admin-settings-fieldset legend {
    padding: 0 0.35rem;
    font-weight: 700;
    font-size: 1rem;
    color: var(--color-text);
}

.admin-settings-subfieldset {
    margin: 0 0 1rem;
    padding: 0.65rem 0.85rem 0.85rem;
    border: 1px dashed var(--color-border);
    border-radius: var(--radius);
}

.admin-settings-subfieldset .admin-settings-check {
    margin-bottom: 0.35rem;
}

.admin-settings-subfieldset .admin-settings-check:last-child {
    margin-bottom: 0;
}

.admin-settings-legend-inline {
    font-size: 0.9rem;
    font-weight: 600;
}

.admin-settings-hint {
    margin: 0 0 0.85rem;
    font-size: 0.875rem;
    color: var(--color-muted);
    line-height: 1.45;
}

.admin-settings-check {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: 1rem;
    font-size: 0.9375rem;
    cursor: pointer;
}

.admin-settings-check input {
    margin-top: 0.2rem;
}

.admin-settings-form label:not(.admin-settings-check) {
    display: block;
    margin: 0.75rem 0 0.3rem;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-muted);
}

.admin-settings-input {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 0.5rem 0.65rem;
    font-size: 0.9375rem;
    font-family: inherit;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-bg);
    color: var(--color-text);
}

.admin-settings-input-narrow {
    max-width: 10rem;
}

.admin-settings-actions {
    margin-top: 1.5rem;
}

.admin-settings-test-mail {
    margin-top: 1.25rem;
    padding-top: 1rem;
    border-top: 1px dashed var(--color-border);
}

.admin-settings-test-mail .btn {
    margin-top: 0.5rem;
}

.admin-wp-import-h2 {
    margin-top: 2rem;
    font-size: 1.15rem;
}

.admin-wp-import-pending {
    margin-top: 0.75rem;
}

.admin-wp-import-row-new {
    background: rgba(37, 99, 235, 0.06);
}

.admin-wp-import-badge {
    display: inline-block;
    padding: 0.12rem 0.45rem;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--color-accent-contrast, #fff);
    background: var(--color-accent, #2563eb);
    border-radius: var(--radius);
}

.admin-imported-badge {
    display: inline-block;
    padding: 0.12rem 0.45rem;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: #fff;
    background: #64748b;
    border-radius: var(--radius);
    vertical-align: middle;
}

.certificate-preview-frame {
    margin-top: 1.25rem;
}

.certificate-preview-img {
    display: block;
    max-width: 100%;
    height: auto;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-surface);
}

.certificate-preview-error {
    margin: 0;
    font-size: 0.875rem;
    white-space: pre-wrap;
    word-break: break-word;
    color: var(--color-text);
}

/* Certificate layout editor (admin) */
.cert-layout-editor-intro {
    max-width: 48rem;
}

.cert-layout-editor-nav {
    margin-bottom: 1rem;
}

.cert-layout-editor {
    display: grid;
    grid-template-columns: minmax(15rem, 17.5rem) 1fr;
    gap: 1.5rem;
    align-items: start;
}

.cert-layout-sidebar {
    position: sticky;
    top: calc(var(--header-sticky-offset, 4.5rem) + 0.5rem);
}

.cert-layout-sidebar-title {
    font-size: 0.95rem;
    font-weight: 600;
    margin: 0 0 0.5rem;
    color: var(--color-text);
}

.cert-field-list {
    list-style: none;
    margin: 0 0 1rem;
    padding: 0;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.cert-field-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.65rem;
    font-size: 0.875rem;
    cursor: pointer;
    color: var(--color-muted);
    border-bottom: 1px solid var(--color-border);
    transition: background var(--transition), color var(--transition);
}

.cert-field-item:last-child {
    border-bottom: none;
}

.cert-field-item:hover {
    background: var(--color-surface-hover);
    color: var(--color-text);
}

.cert-field-item.is-selected {
    background: var(--color-accent-soft);
    color: var(--color-text);
    font-weight: 600;
}

.cert-field-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
    box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.25);
}

.cert-layout-form {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.cert-layout-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-muted);
    margin-top: 0.35rem;
}

.cert-layout-label:first-of-type {
    margin-top: 0;
}

.cert-layout-input {
    width: 100%;
    padding: 0.45rem 0.55rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-bg);
    color: var(--color-text);
    font-size: 0.875rem;
}

.cert-layout-input--wide {
    font-family: ui-monospace, monospace;
    font-size: 0.8125rem;
}

.cert-layout-status {
    min-height: 1.25rem;
    font-size: 0.8125rem;
    color: var(--color-muted);
    margin: 0.5rem 0 0;
}

.cert-layout-status--error {
    color: #f87171;
}

.cert-layout-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.cert-layout-editor .btn-secondary {
    padding: 0.5rem 0.9rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-muted);
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    cursor: pointer;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.cert-layout-editor .btn-secondary:hover {
    background: var(--color-surface-hover);
    color: var(--color-text);
    border-color: var(--color-muted);
}

.cert-layout-stage {
    min-width: 0;
}

.cert-layout-image-box {
    position: relative;
    display: inline-block;
    max-width: 100%;
    vertical-align: top;
}

.cert-layout-preview-img {
    display: block;
    max-width: 100%;
    height: auto;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-surface);
    user-select: none;
}

.cert-layout-markers {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.cert-layout-pin {
    position: absolute;
    width: 18px;
    height: 18px;
    margin: 0;
    padding: 0;
    border: 2px solid #fff;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    cursor: grab;
    pointer-events: auto;
    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.45);
    z-index: 2;
}

.cert-layout-pin.is-selected {
    box-shadow: 0 0 0 3px var(--color-accent), 0 2px 8px rgba(0, 0, 0, 0.4);
    z-index: 3;
}

.cert-layout-pin:active {
    cursor: grabbing;
}

@media (max-width: 900px) {
    .cert-layout-editor {
        grid-template-columns: 1fr;
    }

    .cert-layout-sidebar {
        position: static;
    }
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    font-size: 0.9375rem;
}

.admin-table th,
.admin-table td {
    padding: 0.6rem 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.admin-table th {
    font-weight: 600;
    color: var(--color-muted);
}

.admin-table .btn-small {
    padding: 0.35rem 0.65rem;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-accent);
    background: transparent;
    border: 1px solid var(--color-accent);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background var(--transition), color var(--transition);
}

.admin-table .btn-small:hover {
    background: var(--color-accent);
    color: var(--color-bg);
}

.admin-table .btn-secondary {
    color: var(--color-muted);
    border-color: var(--color-border);
}

.admin-table .btn-secondary:hover {
    background: var(--color-surface-hover);
    color: var(--color-text);
    border-color: var(--color-muted);
}

.admin-table-actions {
    white-space: normal;
    vertical-align: top;
}

.admin-table-actions .admin-inline-form {
    display: inline-block;
    margin: 0.2rem 0.35rem 0.2rem 0;
    vertical-align: middle;
}

.admin-cert-badge {
    display: inline-block;
    margin: 0.2rem 0 0.2rem 0.25rem;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--color-bg);
    background: var(--color-accent);
    border-radius: var(--radius-sm);
    vertical-align: middle;
}

.admin-table .btn-cert.btn-small {
    color: var(--color-bg);
    background: var(--color-accent);
    border-color: var(--color-accent);
    box-shadow: none;
}

.admin-table .btn-cert.btn-small:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    color: var(--color-bg);
}

/* ========== Mobile-friendly ========== */
html {
    -webkit-text-size-adjust: 100%;
}

body {
    overflow-x: hidden;
}

/* Touch-friendly tap highlight */
a, button {
    -webkit-tap-highlight-color: rgba(245, 158, 11, 0.2);
}

/* Course overview overlay + FAB (mobile only) */
.course-overview-overlay {
    display: none;
}

.fab-course-overview {
    display: none;
}

@media (max-width: 768px) {
    /* Hide sidebar in layout on mobile; it appears inside the overlay instead */
    .course-sidebar-wrap {
        display: none;
    }

    .course-overview-overlay {
        display: block;
        position: fixed;
        inset: 0;
        z-index: 1000;
        visibility: hidden;
        opacity: 0;
        transition: visibility 0.25s ease, opacity 0.25s ease;
    }

    .course-overview-overlay.is-open {
        visibility: visible;
        opacity: 1;
    }

    .course-overview-overlay-backdrop {
        position: absolute;
        inset: 0;
        background: rgba(0, 0, 0, 0.6);
    }

    .course-overview-overlay-panel {
        position: absolute;
        inset: 0;
        background: var(--color-bg);
        overflow-y: auto;
        padding: 1rem 1rem 2rem;
        scrollbar-width: thin;
        scrollbar-color: #3f4f6e rgba(0, 0, 0, 0.45);
    }

    .course-overview-overlay-panel::-webkit-scrollbar {
        width: 10px;
    }

    .course-overview-overlay-panel::-webkit-scrollbar-track {
        background: rgba(0, 0, 0, 0.35);
        border-radius: 10px;
        margin: 6px 0;
    }

    .course-overview-overlay-panel::-webkit-scrollbar-thumb {
        background: linear-gradient(180deg, #4a5d7a 0%, #354056 100%);
        border-radius: 10px;
        border: 2px solid transparent;
        background-clip: padding-box;
        box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.06) inset;
    }

    .course-overview-overlay-panel::-webkit-scrollbar-thumb:hover {
        background: linear-gradient(180deg, #5a6d8e 0%, #455066 100%);
        border: 2px solid transparent;
        background-clip: padding-box;
    }

    .course-overview-overlay-panel::-webkit-scrollbar-thumb:active {
        background: var(--color-accent-soft);
    }

    .course-overview-close {
        position: sticky;
        top: 0;
        float: right;
        width: 48px;
        height: 48px;
        margin: 0 0 0.5rem 0.5rem;
        padding: 0;
        font-size: 1.75rem;
        line-height: 1;
        color: var(--color-text);
        background: var(--color-surface);
        border: 1px solid var(--color-border);
        border-radius: 50%;
        cursor: pointer;
        z-index: 2;
        transition: background var(--transition);
    }

    .course-overview-close:hover {
        background: var(--color-surface-hover);
    }

    .course-overview-overlay-content {
        clear: both;
        padding-top: 0.5rem;
    }

    .course-overview-overlay-content .course-sidebar {
        width: 100%;
        max-height: none;
        position: static;
        border: none;
        border-radius: 0;
        box-shadow: none;
        background: transparent;
        padding: 0;
    }

    .course-overview-overlay-content .sidebar-course-title {
        font-size: 1.125rem;
        padding: 0.5rem 0 1rem;
    }

    .course-overview-overlay-content .sidebar-lesson-item a {
        min-height: 48px;
        padding: 0.75rem 1rem;
        font-size: 1rem;
    }

    .course-overview-overlay-content .sidebar-start-over .start-over-btn {
        min-height: 48px;
        font-size: 0.9375rem;
    }

    .fab-course-overview {
        display: flex;
        align-items: center;
        justify-content: center;
        position: fixed;
        bottom: 1.25rem;
        right: 1.25rem;
        width: 56px;
        height: 56px;
        padding: 0;
        border: none;
        background: var(--color-accent);
        color: var(--color-bg);
        font-size: 0.8125rem;
        font-weight: 600;
        font-family: inherit;
        border-radius: 50%;
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
        z-index: 900;
        cursor: pointer;
        transition: background var(--transition), transform 0.15s ease;
    }

    .fab-course-overview:hover {
        background: var(--color-accent-hover);
        color: var(--color-bg);
    }

    .fab-course-overview:active {
        transform: scale(0.95);
    }

    .fab-course-overview:focus-visible {
        outline: 2px solid var(--color-text);
        outline-offset: 3px;
    }

    .site-header {
        padding: 0.7rem 0;
    }

    .header-inner {
        padding: 0;
        flex-direction: column;
        align-items: flex-start;
        /* Extra vertical gap so a large breakout logo does not sit on the nav */
        gap: 1.35rem;
    }

    .site-header .wrap.header-inner {
        padding-left: max(0.75rem, env(safe-area-inset-left, 0px));
        padding-right: max(0.75rem, env(safe-area-inset-right, 0px));
    }

    .header-inner.wrap {
        max-width: none;
        width: 100%;
        margin-left: 0;
        margin-right: 0;
    }

    .logo {
        width: 8.5rem;
        max-width: min(8.5rem, 72vw);
    }

    .logo::after {
        width: min(8rem, calc(100vw - 2.5rem));
        height: 7.5rem;
    }

    .logo-mark-img {
        width: min(8rem, calc(100vw - 2.5rem));
    }

    .nav {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        gap: 0.35rem;
    }

    .nav-primary,
    .nav-account {
        width: 100%;
        justify-content: flex-start;
        gap: 0.35rem;
    }

    .nav-account {
        border-left: none;
        padding-left: 0;
        margin-left: 0;
        padding-top: 0.65rem;
        border-top: 1px solid var(--color-border);
    }

    .nav a {
        min-height: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        padding: 0.5rem 1rem;
    }

    .main {
        padding: 1.25rem 0;
    }

    .wrap {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }

    .course-hero {
        margin-bottom: 1.5rem;
        padding: 1rem 0;
    }

    .course-hero h1 {
        font-size: 1.5rem;
    }

    .course-hero-image .course-welcome-img {
        max-height: 280px;
    }

    .course-start-over .start-over-btn {
        padding: 0.85rem 1.5rem;
        font-size: 1rem;
        min-height: 48px;
    }

    .lesson-page {
        padding: 1.25rem 0;
    }

    .main.lesson-page {
        padding-top: 1rem;
        padding-bottom: 1.25rem;
    }

    .lesson-layout {
        padding: 0;
        gap: 1.25rem;
    }

    .breadcrumb {
        font-size: 0.8125rem;
        margin-bottom: 1.25rem;
    }

    .lesson-header h1 {
        font-size: 1.375rem;
    }

    .lesson-video,
    .lesson-embed-wrap {
        max-width: 100%;
    }

    .lesson-video-bar {
        padding: 0.45rem 0.5rem 0.55rem;
    }

    .lesson-video-bar-inner {
        gap: 0.45rem 0.65rem;
        padding: 0.35rem 0.4rem;
        border-radius: 10px;
    }

    .lesson-video-volume-wrap {
        max-width: none;
    }

    .lesson-nav {
        grid-template-columns: 1fr;
        gap: 0.75rem;
        margin-top: 1.5rem;
        padding-top: 1.25rem;
    }

    .lesson-nav .btn {
        display: flex;
        justify-content: center;
        align-items: center;
        text-align: center;
        padding: 0.75rem 1rem;
        min-height: 48px;
    }

    .btn-prev { order: 1; }
    .btn-up { order: 2; grid-column: 1; }
    .btn-next { order: 3; }

    .prose img,
    .prose figure img {
        min-height: 240px;
    }

    .prose img[src*="4.jpg"],
    .prose figure img[src*="4.jpg"] {
        min-height: 320px;
    }

    .curriculum .lesson-item a,
    .sidebar-lesson-item a {
        min-height: 44px;
        padding: 0.65rem 1rem;
    }

    .topic-list .lesson-item a {
        padding: 0.65rem 0.5rem;
    }

    .quiz-question {
        padding: 1rem 0;
    }

    .quiz-nav-inline {
        flex-wrap: wrap;
        gap: 0.75rem;
    }

    .auth-page {
        margin: 1rem auto;
        padding: 0 0.75rem;
    }

    .admin-page .wrap {
        overflow-x: auto;
    }

    .admin-table table {
        font-size: 0.875rem;
    }
}

@media (max-width: 480px) {
    .course-hero h1 {
        font-size: 1.25rem;
    }

    .lesson-header h1 {
        font-size: 1.25rem;
    }

    .lesson-type-badge {
        font-size: 0.75rem;
    }

    .prose {
        font-size: 1rem;
    }
}