/* ============================================
   CSS Variables - Design System (Cyberpunk)
   ============================================ */

:root {
    /* Background Colors */
    --bg-main: #0b0f14;
    --bg-surface: #111827;
    --bg-elevated: #161e2e;

    /* Text Colors */
    --text-primary: #e5e7eb;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;

    /* Neon Accents */
    --neon-green: #00ff9c;
    --neon-cyan: #22d3ee;
    --neon-magenta: #f472b6;

    /* Borders & Focus */
    --border-color: #1f2937;
    --focus-ring: #22d3ee;

    /* Spacing Scale */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
}

/* ============================================
   Base Styles & Reset
   ============================================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ============================================
   Typography
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 600;
    line-height: 1.2;
}

/* ============================================
   Header & Navigation
   ============================================ */

.header {
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: var(--spacing-sm) 0;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
}

.logo {
    flex-shrink: 0;
}

.logo-text {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--neon-cyan);
    letter-spacing: 0.05em;
    text-decoration: none;
}

.main-nav {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.nav-link {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-decoration: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast), background-color var(--transition-fast);
    display: block;
}

.nav-link:hover {
    color: var(--text-primary);
    background-color: var(--bg-elevated);
}

.nav-link:focus {
    outline: 2px solid var(--focus-ring);
    outline-offset: 2px;
}

.nav-link-with-badge {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.nav-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.15rem;
    height: 1.15rem;
    padding: 0 0.35rem;
    background: var(--neon-green);
    color: var(--bg-main);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    font-weight: 700;
    line-height: 1;
    border-radius: 999px;
    box-shadow: 0 0 8px rgba(0, 255, 156, 0.5);
}

/* Бургер-кнопка: по умолчанию скрыта (только для мобильных) */
.header-burger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 0;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    color: var(--text-primary);
    transition: border-color var(--transition-fast), background-color var(--transition-fast);
}
.header-burger:hover {
    border-color: var(--neon-cyan);
    background: var(--bg-surface);
}
.header-burger:focus {
    outline: 2px solid var(--focus-ring);
    outline-offset: 2px;
}
.header-burger-line {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--neon-cyan);
    border-radius: 1px;
    margin: 0 auto;
}

/* ============================================
   Мобильное меню (overlay, в конце body)
   ============================================ */

.nav-mobile {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    pointer-events: none;
    visibility: hidden;
    transition: visibility var(--transition-base);
}
.nav-mobile.menu-open {
    pointer-events: auto;
    visibility: visible;
}

.nav-mobile-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(11, 15, 20, 0.85);
    opacity: 0;
    transition: opacity var(--transition-base);
}
.nav-mobile.menu-open .nav-mobile-backdrop {
    opacity: 1;
}

.nav-mobile-panel {
    position: absolute;
    top: 0;
    left: 0;
    width: min(320px, 85vw);
    max-width: 320px;
    height: 100%;
    background: var(--bg-surface);
    border-right: 1px solid var(--border-color);
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.4);
    display: flex;
    flex-direction: column;
    padding: 70px var(--spacing-lg) var(--spacing-xl);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    overflow-y: auto;
}
.nav-mobile.menu-open .nav-mobile-panel {
    transform: translateX(0);
}

.nav-mobile-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 44px;
    height: 44px;
    padding: 0;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1.75rem;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-fast), border-color var(--transition-fast);
}
.nav-mobile-close:hover {
    color: var(--neon-cyan);
    border-color: var(--neon-cyan);
}
.nav-mobile-close:focus {
    outline: 2px solid var(--focus-ring);
    outline-offset: 2px;
}
.nav-mobile-close-icon {
    display: block;
}

.nav-mobile-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}
.nav-mobile-link {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    display: block;
    transition: color var(--transition-fast), background-color var(--transition-fast);
}
.nav-mobile-link:hover {
    color: var(--neon-cyan);
    background: var(--bg-elevated);
}
.nav-mobile-link:focus {
    outline: 2px solid var(--focus-ring);
    outline-offset: 2px;
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
    background: linear-gradient(135deg, var(--bg-main) 0%, var(--bg-surface) 100%);
    padding: var(--spacing-2xl) var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 700;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    line-height: 0.9;
}

.title-line {
    display: block;
}

.title-accent {
    color: var(--neon-green);
    text-shadow: 0 0 10px rgba(0, 255, 156, 0.3);
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.875rem;
    font-weight: 600;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, var(--neon-green) 0%, var(--neon-cyan) 100%);
    color: var(--bg-main);
    box-shadow: 0 0 0 rgba(34, 211, 238, 0);
}

.btn-primary:hover {
    box-shadow: 0 0 20px rgba(34, 211, 238, 0.4);
    transform: translateY(-2px);
}

.btn-primary:focus {
    outline: 2px solid var(--focus-ring);
    outline-offset: 2px;
}

.btn-secondary {
    background-color: var(--bg-surface);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--neon-cyan);
    background-color: var(--bg-elevated);
}

.btn-secondary:focus {
    outline: 2px solid var(--focus-ring);
    outline-offset: 2px;
}

/* ============================================
   Main Content Container
   ============================================ */

.main-content {
    flex: 1;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ============================================
   Courses Section
   ============================================ */

.courses-section {
    padding: var(--spacing-2xl) 0;
}

.section-title {
    font-size: 2rem;
    margin-bottom: var(--spacing-xl);
    color: var(--text-primary);
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

/* Course Cards */
.course-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    transition: all var(--transition-base);
    text-decoration: none;
    color: inherit;
}

.course-card:hover {
    border-color: var(--neon-cyan);
    box-shadow: 0 0 15px rgba(34, 211, 238, 0.2);
    transform: translateY(-4px);
}

.course-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.course-title {
    font-size: 1.25rem;
    color: var(--text-primary);
    flex: 1;
}

.course-description {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.difficulty-badge {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    padding: 0.25rem var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-weight: 600;
    white-space: nowrap;
    flex-shrink: 0;
}

.difficulty-beginner {
    background-color: rgba(0, 255, 156, 0.15);
    color: var(--neon-green);
    border: 1px solid rgba(0, 255, 156, 0.3);
}

.difficulty-intermediate {
    background-color: rgba(34, 211, 238, 0.15);
    color: var(--neon-cyan);
    border: 1px solid rgba(34, 211, 238, 0.3);
}

.difficulty-advanced {
    background-color: rgba(244, 114, 182, 0.15);
    color: var(--neon-magenta);
    border: 1px solid rgba(244, 114, 182, 0.3);
}

/* Progress Bar */
.course-progress {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin-top: auto;
}

.progress-label {
    display: flex;
    justify-content: space-between;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.progress-percent {
    color: var(--neon-cyan);
}

.progress-bar {
    height: 6px;
    background-color: var(--bg-elevated);
    border-radius: var(--radius-sm);
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--neon-green) 0%, var(--neon-cyan) 100%);
    border-radius: var(--radius-sm);
    transition: width var(--transition-base);
    box-shadow: 0 0 8px rgba(34, 211, 238, 0.4);
}

/* ============================================
   404 Page
   ============================================ */

.not-found-section {
    min-height: 60vh;
    display: flex;
    align-items: center;
}

.not-found-block {
    max-width: 520px;
    margin: 0 auto;
    text-align: center;
    padding: var(--spacing-2xl);
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.not-found-code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 4rem;
    font-weight: 700;
    color: var(--neon-magenta);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
    text-shadow: 0 0 20px rgba(244, 114, 182, 0.3);
}

.not-found-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.25rem;
    color: var(--neon-cyan);
    margin-bottom: var(--spacing-md);
    letter-spacing: 0.1em;
}

.not-found-desc {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.not-found-hint {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-xl);
}

.not-found-btn {
    margin-top: 50px;
}

/* ============================================
   Dashboard (sidebar + stats + activity)
   ============================================ */

.dashboard-section {
    padding: var(--spacing-2xl) 0;
    background-color: var(--bg-surface);
    border-top: 1px solid var(--border-color);
}

.dashboard-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.dashboard-main {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.dashboard-header {
    margin-bottom: var(--spacing-md);
}

.dashboard-title {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.dashboard-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.stat-card {
    background-color: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.stat-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 2rem;
    font-weight: 700;
    color: var(--neon-cyan);
}

.activity-section {
    background-color: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.activity-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.activity-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.activity-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-color);
}

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

.activity-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.activity-action {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.activity-detail {
    color: var(--text-primary);
    font-size: 0.9375rem;
}

.activity-time {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-muted);
    white-space: nowrap;
}

/* ============================================
   Footer
   ============================================ */

.footer {
    background-color: var(--bg-surface);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-2xl);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer-text {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.footer-link {
    color: var(--text-muted);
    text-decoration: none;
}

.footer-link:hover {
    color: var(--text-secondary);
    text-decoration: underline;
}

/* ============================================
   Forms
   ============================================ */

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.875rem;
    color: var(--text-secondary);
    display: block;
    margin-bottom: var(--spacing-xs);
}

.form-input {
    width: 100%;
    padding: var(--spacing-sm);
    background-color: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--focus-ring);
    box-shadow: 0 0 0 2px rgba(34, 211, 238, 0.2);
}

select.form-input {
    color-scheme: dark;
    cursor: pointer;
}

select.form-input option {
    background-color: #161e2e;
    color: #e5e7eb;
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 768px) {
    :root {
        font-size: 14px;
    }

    .header-container {
        flex-direction: row;
        align-items: center;
        gap: var(--spacing-sm);
    }

    .main-nav {
        display: none;
    }

    .header-burger {
        display: flex;
    }

    body.menu-open {
        overflow: hidden;
    }

    .hero {
        padding: var(--spacing-xl) var(--spacing-md);
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .courses-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .course-header {
        flex-direction: column;
        align-items: flex-start;
    }
    .stats-grid {
        grid-template-columns: 1fr;
    }
    .notif-row {
        flex-wrap: wrap;
    }
    .notif-eye-form {
        margin-left: 0;
        align-self: flex-end;
    }
    .course-row-bottom {
        flex-direction: column;
        align-items: flex-start;
    }
    .nav-mobile-link.nav-link-with-badge {
        justify-content: flex-start;
    }
}

/* Блок записи на курс */
.course-enroll-block {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

.course-enroll-form {
    margin: 0;
}

.course-enroll-message {
    color: var(--text-secondary);
    margin: 0;
}

.course-enroll-message a {
    color: var(--neon-cyan);
    text-decoration: none;
}

.course-enroll-message a:hover {
    text-decoration: underline;
}

.course-enroll-done {
    color: var(--neon-green);
}

.course-enroll-success {
    margin-top: var(--spacing-sm);
    color: var(--neon-green);
    font-size: 0.9rem;
}

.course-enroll-required {
    margin-top: var(--spacing-sm);
    color: var(--neon-magenta);
}

.course-in-development-msg {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* Course lessons: CLI-style directory + sections */
.course-lessons-block {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.cli-dir {
    font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
    font-size: 0.9rem;
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    box-shadow: inset 0 0 0 1px rgba(0, 255, 156, 0.05);
}

.cli-dir-header {
    color: var(--text-muted);
    margin-bottom: var(--spacing-sm);
    padding-bottom: var(--spacing-xs);
    border-bottom: 1px solid var(--border-color);
}

.cli-prompt {
    color: var(--neon-green);
    margin-right: 0.35rem;
}

.cli-dir-list {
    list-style: none;
}

.cli-dir-list li {
    margin: 0;
    padding: 0.25rem 0;
}

.cli-dir-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--neon-cyan);
    text-decoration: none;
    padding: 0.2rem 0;
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast), background var(--transition-fast);
}

.cli-dir-link:hover {
    color: var(--neon-green);
    background: rgba(0, 255, 156, 0.08);
}

.cli-dir-icon {
    color: var(--neon-green);
    font-size: 0.75em;
}

.cli-dir-name {
    word-break: break-word;
}

/* Страница одного урока */
.lesson-article {
    max-width: 900px;
    margin: 0 auto;
}

.lesson-breadcrumb {
    margin-bottom: var(--spacing-md);
    font-size: 0.9rem;
}

.lesson-breadcrumb a {
    color: var(--neon-cyan);
    text-decoration: none;
}

.lesson-breadcrumb a:hover {
    text-decoration: underline;
}

.lesson-header {
    margin-bottom: var(--spacing-lg);
}

.lesson-title {
    font-size: 2rem;
    color: var(--text-primary);
}

.lesson-content {
    margin-bottom: var(--spacing-xl);
}

.lesson-timer {
    position: fixed;
    top: 72px;
    right: 1.5rem;
    z-index: 200;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.5rem 1rem;
    background: var(--bg-secondary);
    border: 1px solid rgba(34, 211, 238, 0.4);
    border-radius: var(--radius-md);
    box-shadow: 0 0 12px rgba(34, 211, 238, 0.15);
    min-width: 80px;
}
.lesson-timer-label {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
    margin-bottom: 2px;
}
.lesson-timer-display {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--neon-cyan);
    line-height: 1;
}
.lesson-timer--warn .lesson-timer-display { color: #fb923c; }
.lesson-timer--expired .lesson-timer-display { color: #4ade80; }
.lesson-timer--expired .lesson-timer-label::after { content: ' — истекло'; }
.lesson-timer--ready {
    border-color: transparent;
    box-shadow: none;
    background: transparent;
    padding: 0;
    min-width: unset;
}
.lesson-timer-start-btn {
    padding: 0.4em 1.1em;
    font-size: 0.85rem;
    font-family: 'JetBrains Mono', monospace;
    background: var(--neon-cyan);
    color: #000;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: 700;
    white-space: nowrap;
}
.lesson-timer-start-btn:hover { opacity: 0.85; }

.lesson-footer {
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.lesson-next-btn {
    display: inline-block;
    margin-bottom: var(--spacing-md);
    text-decoration: none;
}

/* Когда есть кнопка следующего урока, ссылка на курс уходит на строку ниже */
.lesson-next-btn + .lesson-back-link {
    display: block;
}

.lesson-back-link {
    color: var(--neon-cyan);
    text-decoration: none;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
}

.lesson-back-link:hover {
    text-decoration: underline;
}

.lesson-review-failed-msg {
    color: var(--neon-magenta);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
    font-family: 'JetBrains Mono', monospace;
}
.lesson-complete-form {
    margin-bottom: var(--spacing-md);
}
.lesson-complete-form button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.lesson-completed-badge {
    color: var(--neon-green);
    margin-bottom: var(--spacing-md);
    font-family: 'JetBrains Mono', monospace;
}

.lesson-complete-success {
    color: var(--neon-green);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
}

/* Video embed (Vimeo, YouTube, direct) */
.lesson-video-wrap {
    margin-bottom: var(--spacing-md);
    border-radius: var(--radius-md);
    overflow: hidden;
    max-width: 100%;
}
.lesson-video-wrap .lesson-video-embed {
    display: block;
    width: 100%;
    max-width: 640px;
    height: auto;
    aspect-ratio: 16 / 9;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}
.lesson-video-wrap iframe.lesson-video-embed {
    width: 100%;
    height: 100%;
    min-height: 200px;
}

/* Main lesson audio (dialogue, podcast) */
.lesson-audio-wrap {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm) 0;
}
.lesson-audio-wrap .lesson-audio-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-xs);
}
.lesson-audio-wrap .lesson-audio-main,
.lesson-audio-inline .lesson-audio {
    display: block;
    width: 100%;
    max-width: 480px;
    height: 40px;
    margin: var(--spacing-xs) 0;
}

/* Markdown content (lesson body) */
.markdown-body,
.lesson-content.markdown-body {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.7;
}
.markdown-body img {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 1.5rem auto;
    border-radius: 8px;
    cursor: zoom-in;
}
.lesson-lightbox {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: rgba(0, 0, 0, 0.92);
    cursor: zoom-out;
}
.lesson-lightbox img {
    max-width: 95vw;
    max-height: 95vh;
    width: auto;
    height: auto;
    cursor: zoom-out;
}
.lesson-lightbox svg {
    width: 95vw;
    height: 95vh;
    max-width: none;
}
.markdown-body h1, .markdown-body h2, .markdown-body h3 {
    color: var(--text-primary);
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    font-size: 1.125rem;
}
.markdown-body h1 { font-size: 1.25rem; }
.markdown-body p { margin-bottom: var(--spacing-sm); }
.markdown-body ul, .markdown-body ol {
    margin: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
}
.markdown-body li { margin-bottom: var(--spacing-xs); }
.markdown-body code {
    background: var(--bg-elevated);
    padding: 0.15em 0.4em;
    border-radius: var(--radius-sm);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.875em;
}
.markdown-body pre {
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    overflow-x: auto;
    margin: var(--spacing-sm) 0;
}
.markdown-body pre code {
    background: none;
    padding: 0;
}
.markdown-body blockquote {
    border-left: 3px solid var(--neon-cyan);
    margin: var(--spacing-sm) 0;
    padding-left: var(--spacing-md);
    color: var(--text-muted);
}
.markdown-body a { color: var(--neon-cyan); }
.markdown-body a:hover { text-decoration: underline; }
.markdown-body hr { border-color: var(--border-color); margin: var(--spacing-md) 0; }
.markdown-body table {
    border-collapse: collapse;
    width: 100%;
    margin: var(--spacing-sm) 0;
}
.markdown-body th, .markdown-body td {
    border: 1px solid var(--border-color);
    padding: var(--spacing-xs) var(--spacing-sm);
    text-align: left;
}
.markdown-body th { background: var(--bg-elevated); color: var(--text-primary); }

/* Упражнения: кастомный селект [?правильный|неверный|...] */
.exercise-select {
    display: inline-block;
    margin: 0 0.2em;
    vertical-align: middle;
    position: relative;
}
.exercise-select-trigger {
    display: inline-flex;
    align-items: center;
    gap: 0.35em;
    min-width: 16em;
    max-width: 44em;
    padding: 0.35em 0.6em;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9em;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    cursor: pointer;
    user-select: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.exercise-select-trigger:hover {
    border-color: var(--text-muted);
}
.exercise-select-trigger:focus {
    outline: none;
    border-color: var(--neon-cyan);
    box-shadow: 0 0 0 2px rgba(34, 211, 238, 0.2);
}
.exercise-select-value {
    flex: 1;
    text-align: left;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.exercise-select-arrow {
    flex-shrink: 0;
    font-size: 0.65em;
    color: var(--text-muted);
    transition: transform var(--transition-fast);
}
.exercise-select.open .exercise-select-arrow {
    transform: rotate(180deg);
}
.exercise-select-dropdown {
    position: absolute;
    z-index: 50;
    left: 0;
    top: 100%;
    margin-top: 2px;
    min-width: 100%;
    max-height: 12em;
    overflow-y: auto;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    display: none;
}
.exercise-select.open .exercise-select-dropdown {
    display: block;
}
.exercise-select-option {
    display: block;
    padding: 0.4em 0.75em;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9em;
    color: var(--text-primary);
    cursor: pointer;
    border-bottom: 1px solid var(--border-color);
    transition: background var(--transition-fast);
}
.exercise-select-option:last-child {
    border-bottom: none;
}
.exercise-select-option:hover {
    background: rgba(34, 211, 238, 0.12);
}
.exercise-select.correct .exercise-select-trigger {
    border-color: var(--neon-green);
    background: rgba(0, 255, 156, 0.08);
}
.exercise-select.incorrect .exercise-select-trigger {
    border-color: var(--neon-magenta);
    background: rgba(244, 114, 182, 0.08);
}
.exercise-select.checked .exercise-select-trigger {
    pointer-events: none;
    cursor: default;
}
.exercise-select.checked .exercise-select-dropdown {
    display: none !important;
}
.exercise-block {
    margin-bottom: var(--spacing-xl);
}
.exercise-block:last-child {
    margin-bottom: 0;
}
.btn-exercise-check-block {
    margin-top: var(--spacing-sm);
    padding: 0.35em 0.85em;
    font-size: 0.9rem;
    font-family: 'JetBrains Mono', monospace;
    color: var(--neon-cyan);
    background: transparent;
    border: 1px solid var(--neon-cyan);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background var(--transition-fast), color var(--transition-fast);
}
.btn-exercise-check-block:hover {
    background: rgba(34, 211, 238, 0.15);
    color: var(--text-primary);
}

.homework-section {
    margin-top: 2rem;
    padding: 1.25rem 1.5rem;
    border: 1px solid rgba(34, 211, 238, 0.25);
    border-radius: var(--radius-md);
    background: rgba(34, 211, 238, 0.04);
}
.homework-title {
    font-size: 1.1rem;
    color: var(--neon-cyan);
    margin: 0 0 1rem;
}
.homework-description {
    margin-bottom: 1rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* История попыток */
.homework-history {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}
.homework-attempt {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255,255,255,0.08);
    background: rgba(255,255,255,0.03);
}
.homework-attempt--approved { border-color: rgba(74,222,128,0.3); background: rgba(74,222,128,0.04); }
.homework-attempt--rejected { border-color: rgba(248,113,113,0.3); background: rgba(248,113,113,0.04); }
.homework-attempt--pending  { border-color: rgba(34,211,238,0.2); background: rgba(34,211,238,0.03); }

.homework-attempt-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.4rem;
    flex-wrap: wrap;
}
.homework-attempt-num {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.homework-attempt-date {
    font-size: 0.78rem;
    color: var(--text-muted);
}
.homework-attempt-badge {
    font-size: 0.72rem;
    font-weight: 600;
    padding: 0.1em 0.55em;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.homework-attempt-badge--approved { background: rgba(74,222,128,0.15); color: #4ade80; }
.homework-attempt-badge--rejected { background: rgba(248,113,113,0.15); color: #f87171; }
.homework-attempt-badge--pending  { background: rgba(34,211,238,0.12); color: var(--neon-cyan); }

.homework-link {
    display: inline-block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.82rem;
    color: var(--neon-cyan);
    text-decoration: none;
    word-break: break-all;
    border-bottom: 1px solid rgba(34,211,238,0.3);
    transition: border-color 0.15s;
}
.homework-link:hover { border-bottom-color: var(--neon-cyan); }

.homework-reviewer-comment {
    margin: 0.5rem 0 0;
    padding: 0.45em 0.75em;
    border-left: 2px solid rgba(34,211,238,0.5);
    font-size: 0.88rem;
    color: var(--text-primary);
    white-space: pre-wrap;
}
.homework-reviewer-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25em;
}

.homework-form {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    align-items: center;
    margin-top: 0.75rem;
}
.homework-input {
    flex: 1;
    min-width: 260px;
    padding: 0.5em 0.75em;
    font-size: 0.9rem;
    font-family: 'JetBrains Mono', monospace;
    background: var(--bg-secondary);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    outline: none;
}
.homework-input:focus { border-color: var(--neon-cyan); }
.homework-submit-btn { white-space: nowrap; }
.homework-status { font-size: 0.9rem; margin: 0.5rem 0; }
.homework-status--approved { color: #4ade80; }
.homework-status--pending  { color: var(--neon-cyan); }
.homework-status--error    { color: #f87171; }

.exercise-explanation {
    display: none;
    margin-top: var(--spacing-sm);
    padding: 0.6em 0.9em;
    border-left: 2px solid var(--neon-cyan);
    color: var(--text-secondary);
    font-size: 0.9rem;
}
.exercise-explanation.visible {
    display: block;
}

/* Упражнение «вписать ответ» [?один ответ] — без вариантов через | */
.exercise-fill-wrap {
    display: inline-block;
    margin: 0 0.2em;
    vertical-align: middle;
}
.exercise-fill {
    min-width: 12em;
    max-width: 36em;
    padding: 0.35em 0.6em;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9em;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
}
.exercise-fill::placeholder {
    color: var(--text-muted);
}
.exercise-fill-wrap.correct .exercise-fill {
    border-color: var(--neon-green);
    background: rgba(0, 255, 156, 0.08);
}
.exercise-fill-wrap.incorrect .exercise-fill {
    border-color: var(--neon-magenta);
    background: rgba(244, 114, 182, 0.08);
}
.exercise-fill-wrap.checked .exercise-fill {
    pointer-events: none;
}

/* Итоговый тест курса */
.course-test-article,
.course-test-result-article {
    max-width: 900px;
    margin: 0 auto;
}
.course-test-header,
.course-test-result-header {
    margin-bottom: var(--spacing-xl);
}
.course-test-title,
.course-test-result-title {
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}
.course-test-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
}
.course-test-result-score {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}
.course-test-result-score .score-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.25rem;
    color: var(--text-primary);
}
.course-test-result-score .score-percent {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.5rem;
    color: var(--neon-cyan);
}
.course-test-form {
    margin-bottom: var(--spacing-xl);
}
.test-question {
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}
.test-question-text {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}
.test-options-select .test-select {
    min-width: 280px;
    padding: 0.5em 0.75em;
    font-family: 'JetBrains Mono', monospace;
    font-size: 1rem;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
}
.test-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-md);
}
.test-card {
    display: block;
    padding: var(--spacing-md);
    background: var(--bg-elevated);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: border-color var(--transition-fast), background var(--transition-fast);
}
.test-card:hover {
    border-color: var(--text-muted);
}
.test-card.selected,
.test-card:has(.test-card-input:checked) {
    border-color: var(--neon-cyan);
    background: rgba(34, 211, 238, 0.08);
}
.test-card-input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}
.test-card-text {
    display: block;
    color: var(--text-primary);
    font-size: 0.9375rem;
}
/* Карточки: один вопрос на экран, кнопки-карточки */
.test-cards-block {
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}
.test-cards-one-page {
    grid-template-columns: repeat(2, 1fr);
    max-width: 560px;
    margin-top: var(--spacing-md);
}
.test-card-clickable {
    font: inherit;
    color: var(--text-primary);
    font-size: 0.9375rem;
    text-align: left;
    width: 100%;
    min-height: 80px;
}
.test-card-clickable:disabled {
    cursor: default;
    opacity: 0.95;
}
.test-card.correct {
    border-color: var(--neon-green);
    background: rgba(0, 255, 156, 0.12);
}
.test-card.incorrect {
    border-color: var(--neon-magenta);
    background: rgba(244, 114, 182, 0.12);
}
.card-feedback {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm) 0;
    font-size: 1rem;
    display: none;
}
.card-feedback-correct {
    color: var(--neon-green);
}
.card-feedback-incorrect {
    color: var(--neon-magenta);
}
.card-actions {
    margin-top: var(--spacing-md);
}
.card-progress {
    margin-top: var(--spacing-md);
    color: var(--text-secondary);
    font-size: 0.9rem;
}
.test-fill-input,
.test-writing-input {
    width: 100%;
    max-width: 480px;
    padding: 0.5em 0.75em;
    font-family: 'JetBrains Mono', monospace;
    font-size: 1rem;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
}
.test-writing-input {
    min-height: 100px;
    resize: vertical;
}
.course-test-actions,
.course-test-result-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}
.course-test-link-wrap {
    margin-top: var(--spacing-sm);
}
.course-test-result-list {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--spacing-xl);
}
.test-result-item {
    padding: var(--spacing-md) var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--border-color);
}
.test-result-item.test-result-correct {
    border-left-color: var(--neon-green);
    background: rgba(0, 255, 156, 0.06);
}
.test-result-item.test-result-incorrect {
    border-left-color: var(--neon-magenta);
    background: rgba(244, 114, 182, 0.06);
}
.test-result-question {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}
.test-result-user,
.test-result-correct,
.test-result-model {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}
.test-result-model {
    margin-top: var(--spacing-sm);
    font-style: italic;
}

/* ============================================
   Category sections (homepage + catalog)
   ============================================ */

.courses-section--bordered {
    border-top: 1px solid var(--border-color);
}

.cat-section-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.cat-section-more {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--neon-cyan);
    text-decoration: none;
    white-space: nowrap;
    transition: color var(--transition-fast);
}

.cat-section-more:hover {
    color: var(--neon-green);
}

/* Category tabs */
.cat-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
}

.cat-tab {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    padding: 0.4em 1em;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    text-decoration: none;
    background: var(--bg-surface);
    transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast);
    white-space: nowrap;
}

.cat-tab:hover {
    border-color: var(--neon-cyan);
    color: var(--neon-cyan);
}

.cat-tab--active {
    border-color: var(--neon-cyan);
    color: var(--neon-cyan);
    background: rgba(34, 211, 238, 0.08);
}

/* Catalog filters row */
.catalog-filters {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.catalog-search {
    flex: 1;
    min-width: 200px;
    max-width: 320px;
}

.catalog-difficulty-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.diff-tab {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    padding: 0.35em 0.75em;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    text-decoration: none;
    background: var(--bg-elevated);
    transition: border-color var(--transition-fast), color var(--transition-fast);
    white-space: nowrap;
}

.diff-tab:hover {
    color: var(--text-secondary);
    border-color: var(--text-muted);
}

.diff-tab--active {
    font-weight: 600;
}

.diff-tab--active.difficulty-beginner {
    border-color: rgba(0, 255, 156, 0.5);
    color: var(--neon-green);
    background: rgba(0, 255, 156, 0.08);
}

.diff-tab--active.difficulty-intermediate {
    border-color: rgba(34, 211, 238, 0.5);
    color: var(--neon-cyan);
    background: rgba(34, 211, 238, 0.08);
}

.diff-tab--active.difficulty-advanced {
    border-color: rgba(244, 114, 182, 0.5);
    color: var(--neon-magenta);
    background: rgba(244, 114, 182, 0.08);
}

.diff-tab--active:not([class*="difficulty-"]) {
    border-color: var(--text-muted);
    color: var(--text-secondary);
}

@media (max-width: 768px) {
    .catalog-filters {
        flex-direction: column;
        align-items: stretch;
    }

    .catalog-search {
        max-width: 100%;
    }
}

/* ============================================
   Diary
   ============================================ */

/* Landing */
.diary-landing { padding: var(--spacing-2xl) 0; }

.diary-landing-hero {
    max-width: 640px;
    margin: 0 auto var(--spacing-2xl);
    text-align: center;
}

.diary-landing-badge {
    display: inline-block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    padding: 0.3em 0.8em;
    border: 1px solid rgba(244, 114, 182, 0.4);
    color: var(--neon-magenta);
    background: rgba(244, 114, 182, 0.07);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-md);
}

.diary-landing-title {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.diary-landing-lead {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.75;
}

.diary-landing-steps {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    max-width: 640px;
    margin: 0 auto var(--spacing-2xl);
}

.diary-step {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
    padding: var(--spacing-md);
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

.diary-step-num {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--neon-magenta);
    flex-shrink: 0;
    width: 40px;
}

.diary-step-title {
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.diary-step-desc { color: var(--text-secondary); font-size: 0.9rem; }

.diary-landing-access { max-width: 480px; margin: 0 auto; }

.diary-access-card {
    padding: var(--spacing-lg);
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.diary-access-card--locked { border-color: rgba(244, 114, 182, 0.25); }

.diary-access-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.diary-access-desc { color: var(--text-secondary); font-size: 0.9rem; }

/* Share block */
.diary-share-block {
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-md);
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

.diary-share-active { display: flex; flex-wrap: wrap; align-items: center; gap: var(--spacing-sm); }

.diary-share-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-muted);
    flex-shrink: 0;
}

.diary-share-url {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--neon-cyan);
    background: var(--bg-elevated);
    padding: 0.25em 0.6em;
    border-radius: var(--radius-sm);
    word-break: break-all;
}

.btn-copy {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    padding: 0.3em 0.7em;
    border: 1px solid var(--neon-cyan);
    color: var(--neon-cyan);
    background: transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.btn-copy:hover { background: rgba(34, 211, 238, 0.1); }

.btn-link {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-muted);
    background: none;
    border: none;
    cursor: pointer;
    text-decoration: underline;
    padding: 0;
}

.btn-link:hover { color: var(--text-secondary); }
.btn-link--danger { color: rgba(244, 114, 182, 0.7); }
.btn-link--danger:hover { color: var(--neon-magenta); }

/* Entry list row */
.diary-entry-row {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: var(--spacing-md);
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: inherit;
    transition: border-color var(--transition-fast), background var(--transition-fast);
}

.diary-entry-row:hover {
    border-color: rgba(244, 114, 182, 0.35);
    background: var(--bg-elevated);
}

.diary-entry-meta {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    flex-wrap: wrap;
}

.diary-entry-date {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.diary-entry-emotion {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--neon-magenta);
}

.diary-entry-intensity {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.diary-entry-preview {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.5;
}

.diary-entry-rerail {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--neon-green);
}

/* Entry detail */
.diary-entry-detail {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.diary-entry-block {
    padding: var(--spacing-md);
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

.diary-entry-block--row {
    display: flex;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.diary-entry-block-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: var(--spacing-xs);
}

.diary-entry-block-text {
    color: var(--text-primary);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.diary-entry-thought { color: var(--neon-magenta); }
.diary-entry-rational { color: var(--neon-green); }

.diary-intensity-val {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--neon-magenta);
}

.diary-intensity-val--low { color: var(--neon-green); }

.diary-distortion-badge {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    padding: 0.2em 0.6em;
    border: 1px solid rgba(244, 114, 182, 0.3);
    color: var(--neon-magenta);
    background: rgba(244, 114, 182, 0.07);
    border-radius: var(--radius-sm);
}

/* Form */
.diary-form { display: flex; flex-direction: column; gap: var(--spacing-lg); }

.diary-form-section { display: flex; flex-direction: column; gap: var(--spacing-xs); }

.diary-hint {
    color: var(--text-muted);
    font-family: 'Inter', sans-serif;
    font-size: 0.8rem;
    font-weight: 400;
}

.diary-textarea {
    resize: vertical;
    min-height: 80px;
    line-height: 1.6;
}

.diary-range {
    width: 100%;
    accent-color: var(--neon-magenta);
}

.diary-distortions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: var(--spacing-xs);
}

.diary-distortion-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.4em 0.6em;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--text-secondary);
    background: var(--bg-elevated);
    transition: border-color var(--transition-fast), color var(--transition-fast);
}

.diary-distortion-label:hover { border-color: var(--text-muted); color: var(--text-primary); }

.diary-distortion-label input[type="checkbox"] {
    accent-color: var(--neon-magenta);
    flex-shrink: 0;
}

.diary-distortion-label:has(input:checked) {
    border-color: rgba(244, 114, 182, 0.4);
    color: var(--neon-magenta);
    background: rgba(244, 114, 182, 0.07);
}

/* Promo block on homepage */
.diary-promo-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg) var(--spacing-xl);
    background: linear-gradient(135deg, var(--bg-surface) 0%, rgba(244, 114, 182, 0.05) 100%);
    border: 1px solid rgba(244, 114, 182, 0.25);
    border-radius: var(--radius-lg);
    flex-wrap: wrap;
}

.diary-promo-icon { font-size: 2.5rem; flex-shrink: 0; }

.diary-promo-content { flex: 1; min-width: 200px; }

.diary-promo-title {
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.diary-promo-desc { color: var(--text-secondary); font-size: 0.9375rem; line-height: 1.6; }

.diary-promo-btn { flex-shrink: 0; }

/* ============================================
   Course Detail — Landing Page
   ============================================ */

/* Hero */
.cd-hero {
    padding: var(--spacing-2xl) 0;
    border-bottom: 1px solid var(--border-color);
}

.cd-hero-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: var(--spacing-2xl);
    align-items: start;
}

.cd-meta-badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.cd-badge {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    padding: 0.25em 0.65em;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    background: var(--bg-elevated);
}

.cd-badge--category {
    color: var(--neon-cyan);
    border-color: rgba(34, 211, 238, 0.3);
    background: rgba(34, 211, 238, 0.06);
}

.cd-title {
    font-size: 2.25rem;
    line-height: 1.15;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.cd-tagline {
    font-size: 1.125rem;
    color: var(--neon-cyan);
    margin-bottom: var(--spacing-md);
    font-family: 'JetBrains Mono', monospace;
    line-height: 1.5;
}

.cd-description {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.75;
}

/* Enroll card */
.cd-enroll-card {
    position: sticky;
    top: calc(60px + var(--spacing-md));
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.cd-thumbnail {
    width: 100%;
    border-radius: var(--radius-md);
    object-fit: cover;
    aspect-ratio: 16 / 9;
    background: var(--bg-elevated);
}

.cd-price-block {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-sm);
}

.cd-price {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
}

.cd-price--free {
    color: var(--neon-green);
    text-shadow: 0 0 12px rgba(0, 255, 156, 0.3);
}

.cd-enroll-btn {
    width: 100%;
    text-align: center;
}

.cd-status-notice {
    font-size: 0.875rem;
    border-radius: var(--radius-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    margin: 0;
}

.cd-status-notice--dev {
    color: var(--text-secondary);
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
}

.cd-status-notice--success {
    color: var(--neon-green);
    background: rgba(0, 255, 156, 0.06);
    border: 1px solid rgba(0, 255, 156, 0.2);
}

.cd-status-notice--warn {
    color: var(--neon-magenta);
    background: rgba(244, 114, 182, 0.06);
    border: 1px solid rgba(244, 114, 182, 0.2);
}

.cd-status-notice--error {
    color: var(--neon-magenta);
    background: rgba(244, 114, 182, 0.1);
    border: 1px solid rgba(244, 114, 182, 0.35);
    font-weight: 500;
}

/* Sections */
.cd-section {
    padding: var(--spacing-2xl) 0;
    border-bottom: 1px solid var(--border-color);
}

.cd-section--last {
    border-bottom: none;
}

.cd-section-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: baseline;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.cd-section-meta {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 400;
}

/* Learning outcomes grid */
.cd-outcomes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-sm) var(--spacing-xl);
    list-style: none;
    padding: 0;
}

.cd-outcome-item {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.5;
}

.cd-outcome-check {
    color: var(--neon-green);
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 0.1em;
}

/* Target audience */
.cd-audience-list {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.cd-audience-item {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.5;
}

.cd-audience-arrow {
    color: var(--neon-cyan);
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    flex-shrink: 0;
}

/* Curriculum */
.cd-curriculum {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.cd-lesson-row {
    display: grid;
    grid-template-columns: 28px 28px 1fr auto;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), background var(--transition-fast);
}

.cd-lesson-row:hover {
    border-color: rgba(34, 211, 238, 0.25);
    background: var(--bg-elevated);
}

.cd-lesson--done {
    border-color: rgba(0, 255, 156, 0.2);
    background: rgba(0, 255, 156, 0.04);
}

.cd-lesson--locked {
    opacity: 0.5;
}

/* Баннер заблокированного урока */
.lesson-locked-banner {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 1.25rem;
    padding: 0.65rem 1rem;
    background: rgba(248, 113, 113, 0.06);
    border: 1px solid rgba(248, 113, 113, 0.3);
    border-radius: var(--radius-sm);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
}
.lesson-locked-prompt {
    color: #f87171;
    font-weight: 700;
    flex-shrink: 0;
}
.lesson-locked-msg {
    color: var(--text-secondary);
}
.lesson-locked-link {
    color: var(--neon-cyan);
    text-decoration: none;
    border-bottom: 1px solid rgba(34, 211, 238, 0.4);
}
.lesson-locked-link:hover {
    border-bottom-color: var(--neon-cyan);
}

.cd-lesson-num {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: right;
    flex-shrink: 0;
}

.cd-lesson-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.cd-icon-done {
    color: var(--neon-green);
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    font-size: 0.875rem;
}

.cd-icon-play {
    color: var(--neon-cyan);
    font-size: 0.65rem;
}

.cd-icon-lock {
    font-size: 0.75rem;
    opacity: 0.6;
}

.cd-lesson-info {
    min-width: 0;
}

.cd-lesson-link {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.9375rem;
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: color var(--transition-fast);
}

.cd-lesson-link:hover {
    color: var(--neon-cyan);
}

.cd-lesson-title-locked {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cd-preview-badge {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    padding: 0.2em 0.55em;
    border-radius: var(--radius-sm);
    color: var(--neon-cyan);
    border: 1px solid rgba(34, 211, 238, 0.35);
    background: rgba(34, 211, 238, 0.08);
    white-space: nowrap;
    flex-shrink: 0;
}

/* Requirements */
.cd-requirements-list {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.cd-requirement-item {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    padding-left: var(--spacing-md);
    position: relative;
    line-height: 1.5;
}

.cd-requirement-item::before {
    content: '—';
    position: absolute;
    left: 0;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
}

/* Instructor */
.cd-instructor-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    max-width: 480px;
}

.cd-instructor-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.cd-instructor-avatar--placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--neon-cyan);
    flex-shrink: 0;
}

.cd-instructor-name {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
}

/* Responsive */
@media (max-width: 900px) {
    .cd-hero-layout {
        grid-template-columns: 1fr;
    }

    .cd-enroll-card {
        position: static;
    }
}

@media (max-width: 768px) {
    .cd-title {
        font-size: 1.75rem;
    }

    .cd-outcomes-grid {
        grid-template-columns: 1fr;
    }

    .cd-lesson-row {
        grid-template-columns: 24px 24px 1fr auto;
        gap: var(--spacing-xs);
        padding: var(--spacing-xs) var(--spacing-sm);
    }
}

/* ── Визуальная новелла [scene] ─────────────────────────────────────── */
.scene-embed-wrap {
    margin: var(--spacing-lg) 0;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: #0a0a0a;
    position: relative;
}

.scene-embed {
    display: block;
    width: 100%;
    height: 480px;
    border: none;
    background: #0a0a0a;
}

.scene-embed-hint {
    text-align: center;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-muted);
    padding: var(--spacing-xs);
    margin: 0;
    background: var(--bg-surface);
    border-top: 1px solid var(--border-color);
}

@media (max-width: 600px) {
    .scene-embed { height: 320px; }
}

/* ═══════════════════════════════════════════════
   МОК-ИНТЕРВЬЮ
   ═══════════════════════════════════════════════ */

/* Шаги */
.mi-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}
.mi-step {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
}
.mi-step-num {
    font-family: 'JetBrains Mono', monospace;
    font-size: 2rem;
    font-weight: 700;
    color: var(--neon-cyan);
    opacity: 0.4;
    line-height: 1;
    flex-shrink: 0;
    min-width: 3rem;
}
.mi-step-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.4rem;
}
.mi-step-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Карточки направлений */
.mi-directions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}
.mi-direction-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    transition: border-color 0.2s;
}
.mi-direction-card:hover {
    border-color: var(--neon-cyan);
}
.mi-direction-icon {
    font-size: 2rem;
    line-height: 1;
}
.mi-direction-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
}
.mi-direction-topics {
    list-style: none;
    padding: 0;
    margin: 0;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}
.mi-direction-topics li {
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding-left: 1rem;
    position: relative;
}
.mi-direction-topics li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--neon-cyan);
    opacity: 0.6;
}
.mi-direction-btn {
    margin-top: var(--spacing-sm);
    text-align: center;
}

/* Цены */
.mi-pricing {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
    padding-top: 20px;
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
}
.mi-price-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    position: relative;
}
.mi-price-card--featured {
    border-color: var(--neon-cyan);
}
.mi-price-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--neon-cyan);
    color: #0b0f14;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 2px 12px;
    border-radius: 20px;
    white-space: nowrap;
}
.mi-price-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.mi-price-amount {
    font-family: 'JetBrains Mono', monospace;
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--neon-green);
    line-height: 1;
}
.mi-price-currency {
    font-size: 1.2rem;
    color: var(--text-secondary);
}
.mi-price-note {
    font-size: 0.85rem;
    color: var(--text-secondary);
    flex: 1;
}

/* Форма заявки */
.mi-booking-form {
    max-width: 680px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}
.mi-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}
.mi-form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}
.mi-form-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-family: 'JetBrains Mono', monospace;
}
.mi-form-textarea {
    min-height: 100px;
    resize: vertical;
}

/* Кастомный select */
.mi-select {
    position: relative;
}
.mi-select-trigger {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm);
    background-color: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    cursor: pointer;
    text-align: left;
    transition: border-color var(--transition-fast);
}
.mi-select-trigger:hover,
.mi-select--open .mi-select-trigger {
    border-color: var(--neon-cyan);
}
.mi-select-value--chosen {
    color: var(--text-primary);
}
.mi-select-arrow {
    color: var(--text-secondary);
    font-size: 0.8rem;
    transition: transform 0.2s;
    flex-shrink: 0;
}
.mi-select--open .mi-select-arrow {
    transform: rotate(180deg);
}
.mi-select-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background-color: var(--bg-elevated);
    border: 1px solid var(--neon-cyan);
    border-radius: var(--radius-md);
    list-style: none;
    padding: 4px 0;
    margin: 0;
    z-index: 100;
    box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
.mi-select--open .mi-select-dropdown {
    display: block;
}
.mi-select-option {
    padding: 10px var(--spacing-sm);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.95rem;
    transition: background-color 0.15s, color 0.15s;
}
.mi-select-option:hover {
    background-color: rgba(34, 211, 238, 0.08);
    color: var(--neon-cyan);
}
.mi-select-option--active {
    color: var(--neon-cyan);
}

@media (max-width: 600px) {
    .mi-form-row { grid-template-columns: 1fr; }
    .mi-steps { grid-template-columns: 1fr; }
}

/* ============================================
   Уведомления: колокольчик, бейдж, дропдаун, страница
   ============================================ */

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}
.btn-ghost:hover {
    color: var(--text-primary);
    border-color: var(--neon-cyan);
    background-color: var(--bg-elevated);
}
.btn-sm {
    font-size: 0.75rem;
    padding: 0.35rem 0.65rem;
}

.notif-nav-item {
    position: relative;
    display: flex;
    align-items: center;
}

.notif-bell {
    position: relative;
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1.1rem;
    line-height: 1;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast);
}
.notif-bell:hover {
    color: var(--text-primary);
    background-color: var(--bg-elevated);
}
.notif-bell:focus {
    outline: 2px solid var(--focus-ring);
    outline-offset: 2px;
}
.notif-bell-icon {
    display: inline-block;
}

.notif-badge {
    position: absolute;
    top: 0;
    right: 0;
    transform: translate(40%, -40%);
    min-width: 1.1rem;
    height: 1.1rem;
    padding: 0 0.3rem;
    background: var(--neon-green);
    color: var(--bg-main);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    font-weight: 700;
    line-height: 1.1rem;
    text-align: center;
    border-radius: 999px;
    box-shadow: 0 0 8px rgba(0, 255, 156, 0.5);
}
.notif-badge-hidden {
    display: none;
}

.notif-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    width: 360px;
    max-width: 90vw;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
    z-index: 200;
    overflow: hidden;
}
.notif-dropdown[hidden] {
    display: none;
}

.notif-dropdown-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
}
.notif-dropdown-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--text-primary);
    font-weight: 600;
}
.notif-dropdown-counter {
    font-size: 0.7rem;
    color: var(--neon-green);
}

.notif-dropdown-list {
    max-height: 380px;
    overflow-y: auto;
}

.notif-item {
    display: flex;
    gap: 0.6rem;
    padding: 0.7rem var(--spacing-sm);
    text-decoration: none;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    transition: background-color var(--transition-fast);
}
.notif-item:hover {
    background-color: var(--bg-surface);
}
.notif-item-unread {
    background-color: rgba(34, 211, 238, 0.05);
}
.notif-item-icon {
    font-size: 1rem;
    flex-shrink: 0;
}
.notif-item-body {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    min-width: 0;
}
.notif-item-title {
    font-size: 0.82rem;
    color: var(--text-primary);
    font-weight: 600;
}
.notif-item-text {
    font-size: 0.75rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.notif-item-time {
    font-size: 0.68rem;
    color: var(--text-muted);
}

.notif-empty {
    padding: var(--spacing-lg) var(--spacing-sm);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8rem;
}

.notif-dropdown-footer {
    padding: 0.5rem var(--spacing-sm);
    text-align: center;
    border-top: 1px solid var(--border-color);
}
.notif-all-link {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem;
    color: var(--neon-cyan);
    text-decoration: none;
    display: inline-block;
}
.notif-all-link:hover {
    text-decoration: underline;
}

/* Страница /notifications и блок на дашборде */
.notif-actions {
    margin-bottom: var(--spacing-md);
}

/* Верхний блок непрочитанных на дашборде */
.notif-top-section {
    background: rgba(34, 211, 238, 0.04);
    border: 1px solid rgba(34, 211, 238, 0.25);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-md);
}
.notif-top-section .activity-title::before {
    content: "> ";
    color: var(--neon-cyan);
    font-family: 'JetBrains Mono', monospace;
}
.notif-top-empty {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-md);
    margin-bottom: var(--spacing-md);
    border: 1px dashed var(--border-color);
    border-radius: var(--radius-md);
}
.notif-top-empty-text {
    font-size: 0.85rem;
    color: var(--text-muted);
}
.notif-section-head {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: var(--spacing-md);
}

/* margin-bottom заголовка внутри флекса смещает его текст вверх
   относительно center-выравнивания — здесь отступ даёт сама шапка */
.notif-section-head .activity-title {
    margin-bottom: 0;
}
.notif-pill {
    font-size: 0.68rem;
    color: var(--neon-green);
    background: rgba(0, 255, 156, 0.08);
    border: 1px solid rgba(0, 255, 156, 0.3);
    padding: 0.1rem 0.5rem;
    border-radius: 999px;
}
.notif-row {
    align-items: center;
    gap: 0.75rem;
    padding: var(--spacing-xs) var(--spacing-xs);
    position: relative;
}
.notif-row .activity-content {
    flex-direction: row;
    align-items: flex-start;
    gap: 0.65rem;
    width: 100%;
    min-width: 0;
}
/* Непрочитанное — неоновая карточка с glow и цветной левой полосой */
.notif-row-unread {
    background: rgba(34, 211, 238, 0.05);
    border: 1px solid rgba(34, 211, 238, 0.35);
    border-radius: var(--radius-md);
    box-shadow: 0 0 16px rgba(34, 211, 238, 0.12);
    padding: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    overflow: hidden;
    transition: box-shadow var(--transition-fast), border-color var(--transition-fast);
}
.notif-row-unread:hover {
    border-color: rgba(34, 211, 238, 0.6);
    box-shadow: 0 0 22px rgba(34, 211, 238, 0.22);
}
/* Цветная неоновая полоса слева: зелёная — принято, маджента — доработать */
.notif-row-unread::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
}
.notif-row-approved::before {
    background: var(--neon-green);
    box-shadow: 0 0 10px var(--neon-green);
}
.notif-row-rework::before {
    background: var(--neon-magenta);
    box-shadow: 0 0 10px var(--neon-magenta);
}
/* Прочитанное — приглушённое */
.notif-row-read {
    opacity: 0.62;
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}
.notif-row-read:hover {
    opacity: 0.9;
}
/* Иконка в неоновой ячейке */
.notif-row-icon {
    width: 34px;
    height: 34px;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-main);
}
.notif-icon-approved {
    border-color: rgba(0, 255, 156, 0.5);
    box-shadow: 0 0 10px rgba(0, 255, 156, 0.25);
}
.notif-icon-rework {
    border-color: rgba(244, 114, 182, 0.5);
    box-shadow: 0 0 10px rgba(244, 114, 182, 0.25);
}
.notif-row-main {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding-left: 0.4rem;
    min-width: 0;
    flex: 1;
}
.notif-row-head {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    flex-wrap: wrap;
}
.notif-row-main a.activity-detail {
    overflow-wrap: anywhere;
}
.notif-tag-new {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: var(--neon-cyan);
    background: rgba(34, 211, 238, 0.1);
    border: 1px solid rgba(34, 211, 238, 0.45);
    padding: 0.05rem 0.32rem;
    border-radius: 3px;
    flex-shrink: 0;
}
.notif-read-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    color: var(--text-muted);
    display: inline-flex;
    align-items: center;
    gap: 0.2rem;
    flex-shrink: 0;
}
.notif-eye-form {
    flex-shrink: 0;
    margin-left: auto;
    align-self: center;
}
.notif-eye {
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1;
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: border-color var(--transition-fast), color var(--transition-fast), background-color var(--transition-fast), box-shadow var(--transition-fast);
}
.notif-eye:hover {
    border-color: var(--neon-cyan);
    color: var(--neon-cyan);
    background-color: rgba(34, 211, 238, 0.08);
    box-shadow: 0 0 12px rgba(34, 211, 238, 0.4);
}

/* Блок курса на дашборде — кликабельная плитка, ведёт на текущий урок */
.course-row-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}
.course-row-block {
    display: block;
    text-decoration: none;
    color: var(--text-primary);
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    transition: border-color var(--transition-fast), background-color var(--transition-fast), transform var(--transition-fast);
}
.course-row-block:hover {
    border-color: var(--neon-cyan);
    background: var(--bg-elevated);
    transform: translateY(-1px);
}
.course-row-block:focus {
    outline: 2px solid var(--focus-ring);
    outline-offset: 2px;
}
.course-row-top {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: var(--spacing-sm);
    margin-bottom: 0.35rem;
}
.course-row-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    overflow-wrap: anywhere;
}
.course-row-progress {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--neon-cyan);
    flex-shrink: 0;
}
.course-row-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}
.course-row-lesson {
    font-size: 0.8rem;
    color: var(--text-secondary);
    overflow-wrap: anywhere;
}
.course-row-lesson.course-row-done {
    color: var(--neon-green);
}
.course-row-lesson.course-row-muted {
    color: var(--text-muted);
}
.course-row-status {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.68rem;
    color: var(--text-muted);
    flex-shrink: 0;
}
.notif-row-body {
    font-size: 0.8rem;
    color: var(--text-secondary);
    white-space: pre-wrap;
}
/* Отрендеренный markdown: переносы уже разметкой, pre-wrap дал бы лишние пустые строки. */
.notif-row-body--rich {
    white-space: normal;
}
.notif-row-body--rich pre {
    overflow-x: auto;
    max-width: 100%;
}
.notif-row-body--rich img {
    max-width: 100%;
}
.notif-read-form {
    flex-shrink: 0;
}

.pagination {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-top: var(--spacing-lg);
}
.pagination-info {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--text-secondary);
}


/* Кнопки блока «Полезно перед собеседованием» */
.prep-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}