:root {
    color-scheme: light;
    --bg-page: #f5f7fb;
    --bg-page-alt: #edf2f8;
    --bg-card: rgba(255, 255, 255, 0.74);
    --bg-card-strong: rgba(255, 255, 255, 0.9);
    --bg-muted: rgba(248, 250, 252, 0.84);
    --text-main: #121826;
    --text-strong: #0f1728;
    --text-muted: #667085;
    --text-soft: #9aa7b8;
    --line-soft: rgba(120, 140, 170, 0.18);
    --line-strong: rgba(120, 140, 170, 0.28);
    --brand-deep: #12203f;
    --brand-blue: #2f5bff;
    --brand-blue-deep: #183b8c;
    --brand-cyan: #cfe7ff;
    --brand-green: #ddf3ea;
    --hero-blue: rgba(47, 91, 255, 0.12);
    --hero-green: rgba(29, 185, 128, 0.1);
    --shadow-soft: 0 24px 60px rgba(15, 23, 42, 0.08);
    --shadow-panel: 0 12px 32px rgba(15, 23, 42, 0.05);
    --radius-xl: 32px;
    --radius-lg: 24px;
    --radius-md: 18px;
    --radius-sm: 14px;
    --ease-smooth: cubic-bezier(0.22, 1, 0.36, 1);
    --duration-fast: 180ms;
    --duration-medium: 260ms;
    --duration-slow: 460ms;
    --course-theory-border: #0f6cbd;
    --course-theory-surface: rgba(15, 108, 189, 0.12);
    --course-theory-surface-strong: rgba(15, 108, 189, 0.18);
    --course-theory-glow: rgba(15, 108, 189, 0.16);
    --course-practice-border: #ffb900;
    --course-practice-surface: rgba(255, 185, 0, 0.16);
    --course-practice-surface-strong: rgba(255, 185, 0, 0.24);
    --course-practice-glow: rgba(255, 185, 0, 0.18);
    --course-exam-border: #d83b01;
    --course-exam-surface: rgba(216, 59, 1, 0.12);
    --course-exam-surface-strong: rgba(216, 59, 1, 0.2);
    --course-exam-glow: rgba(216, 59, 1, 0.16);
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
    background: var(--bg-page);
}

body {
    position: relative;
    color: var(--text-main);
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "PingFang SC", "Helvetica Neue", "Segoe UI", sans-serif;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(circle at 12% 16%, rgba(207, 231, 255, 0.7), transparent 26%),
        radial-gradient(circle at 86% 18%, rgba(221, 243, 234, 0.76), transparent 22%),
        radial-gradient(circle at 48% 100%, rgba(226, 232, 255, 0.52), transparent 30%);
    opacity: 0.95;
}

body.legal-page {
    background:
        radial-gradient(circle at top left, rgba(125, 211, 252, 0.16), transparent 32%),
        linear-gradient(180deg, #f8fbff 0%, #f4f7fb 60%, #eef3f9 100%);
}

img {
    max-width: 100%;
}

button,
input,
select,
textarea {
    font: inherit;
}

a {
    color: inherit;
}

.page-ambient {
    position: fixed;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.ambient-orb {
    position: absolute;
    border-radius: 999px;
    filter: blur(18px);
    opacity: 0.85;
}

.ambient-orb-a {
    top: -8rem;
    left: -4rem;
    width: 32rem;
    height: 32rem;
    background: radial-gradient(circle, rgba(125, 211, 252, 0.38), rgba(125, 211, 252, 0));
}

.ambient-orb-b {
    top: 8rem;
    right: -8rem;
    width: 28rem;
    height: 28rem;
    background: radial-gradient(circle, rgba(167, 243, 208, 0.36), rgba(167, 243, 208, 0));
}

.ambient-orb-c {
    bottom: -10rem;
    left: 26%;
    width: 26rem;
    height: 26rem;
    background: radial-gradient(circle, rgba(191, 219, 254, 0.46), rgba(191, 219, 254, 0));
}

.ambient-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(148, 163, 184, 0.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148, 163, 184, 0.055) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.44), transparent 88%);
}

.site-shell {
    position: relative;
    z-index: 1;
    width: min(1480px, calc(100vw - 32px));
    margin: 0 auto;
    padding: 20px 0 0;
}

.home-shell {
    padding-bottom: 24px;
}

.surface {
    border: 1px solid var(--line-soft);
    background: var(--bg-card);
    backdrop-filter: blur(24px);
    box-shadow: var(--shadow-panel);
    transition:
        transform var(--duration-medium) var(--ease-smooth),
        border-color var(--duration-medium) var(--ease-smooth),
        box-shadow var(--duration-medium) var(--ease-smooth),
        background-color var(--duration-medium) var(--ease-smooth);
}

.surface-hero {
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(255, 255, 255, 0.66)),
        linear-gradient(135deg, var(--hero-blue) 0%, var(--hero-green) 100%);
}

.brand-lockup {
    min-width: 0;
}

.brand-kicker,
.section-kicker,
.mobile-kicker,
.sidebar-kicker,
.card-label,
.legal-kicker {
    margin: 0;
    color: #61708a;
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

[data-reveal] {
    opacity: 0;
    transform: translateY(14px);
    transition:
        opacity var(--duration-slow) var(--ease-smooth),
        transform var(--duration-slow) var(--ease-smooth);
}

body.is-ready [data-reveal] {
    opacity: 1;
    transform: translateY(0);
}

body.is-ready [data-reveal="sidebar"] {
    transition-delay: 90ms;
}

body.is-ready [data-reveal="hero"] {
    transition-delay: 150ms;
}

body.is-ready [data-reveal="section"] {
    transition-delay: 220ms;
}

.mobile-home {
    display: block;
}

.mobile-topbar,
.mobile-hero-card,
.mobile-section,
.desktop-sidebar,
.sidebar-card,
.panel-card,
.stat-card,
.app-download-banner,
.legal-nav,
.legal-content,
.legal-hero {
    border-radius: var(--radius-lg);
}

.mobile-topbar,
.mobile-hero-card,
.mobile-section {
    padding: 18px;
}

.mobile-topbar {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
}

.mobile-title,
.sidebar-title,
.desktop-title,
.legal-title {
    margin: 10px 0 0;
    color: var(--text-strong);
    font-weight: 700;
    letter-spacing: -0.05em;
}

.mobile-title {
    font-size: clamp(2.1rem, 8vw, 2.8rem);
    line-height: 0.96;
}

.desktop-title {
    font-size: clamp(3rem, 4vw, 4.6rem);
    line-height: 0.92;
}

.sidebar-title {
    font-size: 2.75rem;
    line-height: 0.94;
}

.mobile-subtitle,
.sidebar-copy,
.desktop-subtitle,
.section-head p,
.feedback-text,
#mobile-hero-copy,
#next-class-meta,
.dialog-copy,
.dialog-inline-copy,
.legal-meta,
.legal-section p,
.legal-section li {
    margin: 10px 0 0;
    color: var(--text-muted);
    font-size: 0.96rem;
    line-height: 1.7;
}

.topbar-button,
.hero-badge,
.identity-pill,
.mobile-tab,
.segmented-btn,
.solid-button,
.ghost-button,
.sheet-close,
.legal-back {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    border-radius: 999px;
    font-size: 0.93rem;
    font-weight: 600;
    transition:
        transform var(--duration-fast) var(--ease-smooth),
        border-color var(--duration-fast) var(--ease-smooth),
        background-color var(--duration-fast) var(--ease-smooth),
        box-shadow var(--duration-fast) var(--ease-smooth),
        color var(--duration-fast) var(--ease-smooth),
        opacity var(--duration-fast) var(--ease-smooth);
}

.topbar-button,
.hero-badge,
.identity-pill,
.mobile-tab,
.segmented-btn,
.ghost-button,
.sheet-close,
.legal-back {
    border: 1px solid rgba(148, 163, 184, 0.24);
    background: rgba(255, 255, 255, 0.82);
    color: var(--text-strong);
}

.topbar-button,
.hero-badge,
.identity-pill,
.mobile-tab,
.segmented-btn,
.ghost-button,
.solid-button,
.sheet-close,
.legal-back {
    cursor: pointer;
}

.topbar-button:hover,
.hero-badge:hover,
.identity-pill:hover,
.mobile-tab:hover,
.segmented-btn:hover,
.ghost-button:hover,
.solid-button:hover,
.legal-back:hover {
    transform: translateY(-2px);
}

.topbar-button:active,
.ghost-button:active,
.solid-button:active,
.mobile-tab:active,
.segmented-btn:active {
    transform: translateY(0) scale(0.985);
}

.topbar-button {
    min-width: 72px;
    padding: 0 18px;
    box-shadow: 0 12px 24px rgba(15, 23, 42, 0.14);
}

.hero-topline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.hero-badge {
    padding: 0 16px;
}

.hero-badge.is-live {
    border-color: color-mix(in srgb, var(--brand-primary) 24%, transparent);
    background: color-mix(in srgb, var(--brand-cyan) 78%, transparent);
    color: var(--brand-blue-deep);
}

.hero-badge.is-live.success {
    border-color: color-mix(in srgb, var(--brand-secondary) 26%, transparent);
    background: color-mix(in srgb, var(--brand-green) 76%, transparent);
    color: color-mix(in srgb, var(--brand-secondary) 84%, var(--text-strong));
}

.hero-note {
    color: var(--text-muted);
    font-size: 0.82rem;
    font-weight: 600;
}

.desktop-live-status {
    margin: 14px 0 0;
    color: var(--text-muted);
    font-size: 0.88rem;
    line-height: 1.6;
}

.hero-identity-line {
    margin: 16px 0 0;
    color: #1d4ed8;
    font-size: 0.9rem;
    font-weight: 600;
}

.mobile-hero-card h2 {
    margin: 12px 0 0;
    color: var(--text-strong);
    font-size: 2rem;
    line-height: 1;
    letter-spacing: -0.04em;
}

.mobile-stat-row {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-top: 20px;
}

.mini-stat,
.stat-card,
.smart-metric-card,
.smart-inline-item,
.verification-point {
    border: 1px solid var(--line-soft);
    background: color-mix(in srgb, var(--bg-elevated) 84%, transparent);
    box-shadow: inset 0 1px 0 color-mix(in srgb, #ffffff 16%, transparent);
}

.mini-stat,
.stat-card {
    padding: 14px;
    border-radius: 20px;
}

.mini-stat span,
.stat-card span,
.smart-metric-card span,
.smart-inline-item span {
    display: block;
    color: var(--text-muted);
    font-size: 0.78rem;
}

.mini-stat strong,
.stat-card strong {
    display: block;
    margin-top: 10px;
    color: var(--text-strong);
    font-size: 1.9rem;
    line-height: 1;
    letter-spacing: -0.05em;
}

.mobile-section {
    margin-top: 16px;
}

.section-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 16px;
}

.sheet-panel .section-head,
.dialog-card .dialog-head {
    margin-bottom: 6px;
}

.section-head h3 {
    margin: 8px 0 0;
    color: var(--text-strong);
    font-size: 1.3rem;
    line-height: 1.08;
    letter-spacing: -0.03em;
}

.stacked-mobile-head {
    flex-direction: column;
}

.mobile-tabs {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 8px;
    margin-bottom: 16px;
}

.mobile-tab,
.segmented-btn,
.ghost-button,
.solid-button,
.sheet-close {
    padding: 0 16px;
}

.sheet-close {
    width: 44px;
    padding: 0;
    flex: 0 0 auto;
}

.mobile-tab.is-active,
.segmented-btn.is-active,
.solid-button {
    border-color: rgba(18, 32, 63, 0.92);
    background: linear-gradient(135deg, var(--brand-deep) 0%, var(--brand-blue) 100%);
    color: #fff;
    box-shadow: 0 14px 26px rgba(47, 91, 255, 0.16);
}

.ghost-button,
.mobile-tab,
.segmented-btn,
.sheet-close,
.legal-back {
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.72);
}

.ghost-button:hover,
.mobile-tab:hover,
.segmented-btn:hover,
.sheet-close:hover,
.legal-back:hover {
    background: color-mix(in srgb, var(--bg-elevated) 92%, transparent);
}

.solid-button {
    border-width: 0;
}

.solid-button.is-busy,
.ghost-button.is-busy {
    opacity: 0.72;
    cursor: wait;
}

.solid-button.is-busy::after,
.ghost-button.is-busy::after {
    content: "";
    width: 0.92rem;
    height: 0.92rem;
    margin-left: 0.55rem;
    border: 2px solid rgba(255, 255, 255, 0.32);
    border-top-color: currentColor;
    border-radius: 999px;
    animation: hltz-spin 0.75s linear infinite;
}

.ghost-button.is-busy::after {
    border-color: rgba(100, 116, 139, 0.22);
    border-top-color: currentColor;
}

.smart-focus-card {
    padding: 18px;
    border: 1px solid var(--line-soft);
    border-radius: 24px;
    background:
        linear-gradient(180deg, color-mix(in srgb, var(--bg-elevated) 92%, transparent), color-mix(in srgb, var(--bg-surface) 88%, transparent)),
        linear-gradient(135deg, color-mix(in srgb, var(--brand-cyan) 36%, transparent), color-mix(in srgb, var(--brand-green) 34%, transparent));
    box-shadow: inset 0 1px 0 color-mix(in srgb, #ffffff 18%, transparent);
}

.smart-kicker {
    margin: 0;
    color: #2563eb;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.smart-focus-card h3 {
    margin: 8px 0 0;
    color: var(--text-strong);
    font-size: 1.28rem;
    line-height: 1.15;
    letter-spacing: -0.03em;
}

.smart-focus-card p {
    margin: 10px 0 0;
    color: var(--text-muted);
    line-height: 1.65;
}

.smart-progress-wrap {
    margin-top: 14px;
}

.smart-progress-card {
    padding: 16px 18px;
    border: 1px solid var(--line-soft);
    border-radius: 20px;
    background: color-mix(in srgb, var(--bg-elevated) 82%, transparent);
}

.smart-progress-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.smart-progress-head span {
    color: var(--text-muted);
    font-size: 0.82rem;
    font-weight: 600;
}

.smart-progress-head strong {
    color: var(--text-strong);
    font-size: 0.9rem;
    font-weight: 700;
}

.smart-progress-track {
    height: 10px;
    margin-top: 12px;
    overflow: hidden;
    border-radius: 999px;
    background: rgba(191, 219, 254, 0.34);
}

.smart-progress-fill {
    position: relative;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(135deg, #38bdf8 0%, #34d399 100%);
}

.smart-progress-fill::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.34), transparent);
    transform: translateX(-100%);
    animation: progress-shimmer 2.8s linear infinite;
}

@keyframes progress-shimmer {
    to {
        transform: translateX(100%);
    }
}

.smart-progress-note,
.smart-metric-note {
    margin-top: 10px;
    color: var(--text-muted);
    font-size: 0.78rem;
    line-height: 1.6;
}

.smart-metrics-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-top: 14px;
}

.smart-metric-card,
.smart-inline-item {
    padding: 14px;
    border-radius: 18px;
}

.smart-metric-card strong,
.smart-inline-item strong {
    display: block;
    margin-top: 8px;
    color: var(--text-strong);
    font-size: 1rem;
    line-height: 1.35;
    letter-spacing: -0.02em;
}

.mobile-list-wrap {
    display: grid;
    gap: 12px;
}

.swap-animate {
    animation: section-fade-in 280ms var(--ease-smooth);
}

@keyframes section-fade-in {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.plain-select,
.search-input,
.input-group input,
.subscribe-input {
    width: 100%;
    min-height: 48px;
    border: 1px solid rgba(148, 163, 184, 0.24);
    border-radius: 18px;
    outline: none;
    background: rgba(255, 255, 255, 0.82);
    color: var(--text-strong);
    padding: 0 16px;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.custom-select {
    position: relative;
    width: 100%;
}

.custom-select--desktop {
    min-width: 184px;
}

.plain-select {
    appearance: auto;
    -webkit-appearance: menulist;
    -moz-appearance: auto;
    padding-right: 1rem;
    cursor: pointer;
    background-image: none !important;
}

.plain-select.is-enhanced {
    display: none;
}

.custom-select__trigger {
    width: 100%;
    min-height: 48px;
    border: 1px solid rgba(148, 163, 184, 0.24);
    border-radius: 18px;
    background-color: #f4f7fb;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(241, 245, 251, 0.96)),
        linear-gradient(135deg, rgba(15, 108, 189, 0.12), rgba(255, 185, 0, 0.09));
    color: var(--text-strong);
    padding: 0 16px 0 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.82),
        0 10px 24px rgba(15, 23, 42, 0.06);
    cursor: pointer;
    transition:
        border-color var(--duration-fast) var(--ease-smooth),
        box-shadow var(--duration-fast) var(--ease-smooth),
        transform var(--duration-fast) var(--ease-smooth),
        background-color var(--duration-fast) var(--ease-smooth);
}

.custom-select__trigger:hover {
    border-color: color-mix(in srgb, var(--brand-primary) 28%, transparent);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.88),
        0 14px 30px rgba(15, 23, 42, 0.08);
}

.custom-select__trigger:focus-visible {
    outline: none;
    border-color: color-mix(in srgb, var(--brand-primary) 42%, transparent);
    box-shadow:
        0 0 0 4px color-mix(in srgb, var(--brand-primary) 14%, transparent),
        inset 0 1px 0 rgba(255, 255, 255, 0.88);
}

.custom-select__value {
    min-width: 0;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    font-weight: 600;
}

.custom-select__chevron {
    flex: 0 0 auto;
    width: 12px;
    height: 12px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(45deg) translateY(-1px);
    opacity: 0.72;
    transition: transform var(--duration-fast) var(--ease-smooth), opacity var(--duration-fast) var(--ease-smooth);
}

.custom-select.is-open .custom-select__chevron {
    transform: rotate(-135deg) translateY(-1px);
    opacity: 1;
}

.custom-select__panel {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    right: 0;
    z-index: 30;
    padding: 10px;
    border-radius: 22px;
    border: 1px solid var(--line-soft);
    overflow: hidden;
    background-color: color-mix(in srgb, var(--bg-elevated) 94%, var(--bg-surface) 6%);
    background:
        linear-gradient(180deg, color-mix(in srgb, var(--bg-elevated) 98%, white 2%), color-mix(in srgb, var(--bg-surface-strong) 96%, transparent)),
        linear-gradient(135deg, color-mix(in srgb, var(--course-theory-surface-strong) 28%, transparent), color-mix(in srgb, var(--course-practice-surface) 22%, transparent));
    box-shadow:
        0 24px 48px rgba(15, 23, 42, 0.14),
        0 2px 8px rgba(15, 23, 42, 0.08),
        inset 0 1px 0 color-mix(in srgb, #ffffff 24%, transparent);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

.custom-select__list {
    display: grid;
    gap: 6px;
    max-height: min(320px, 52vh);
    overflow-y: auto;
}

.custom-select__option {
    width: 100%;
    min-height: 44px;
    border: 0;
    border-radius: 14px;
    background: transparent;
    color: var(--text-strong);
    padding: 0 12px 0 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    text-align: left;
    cursor: pointer;
    transition:
        background-color var(--duration-fast) var(--ease-smooth),
        color var(--duration-fast) var(--ease-smooth),
        transform var(--duration-fast) var(--ease-smooth);
}

.custom-select__option:hover,
.custom-select__option:focus-visible {
    outline: none;
    background: color-mix(in srgb, var(--course-theory-surface-strong) 88%, transparent);
}

.custom-select__option.is-selected {
    background:
        linear-gradient(135deg, color-mix(in srgb, var(--brand-primary) 84%, white 8%), color-mix(in srgb, var(--brand-primary-strong) 86%, #1f4fa3 14%));
    color: #fff;
    box-shadow:
        0 10px 22px color-mix(in srgb, var(--brand-primary) 22%, transparent),
        inset 0 1px 0 rgba(255, 255, 255, 0.16);
}

.custom-select__option-label {
    font-weight: 600;
}

.custom-select__option-check {
    flex: 0 0 auto;
    min-width: 1em;
    text-align: center;
    font-size: 0.9rem;
    font-weight: 700;
}

.plain-select:hover {
    border-color: rgba(47, 91, 255, 0.24);
    background-color: rgba(255, 255, 255, 0.9);
}

.plain-select:focus,
.search-input:focus,
.input-group input:focus,
.subscribe-input:focus {
    border-color: rgba(47, 91, 255, 0.34);
    box-shadow: 0 0 0 4px rgba(47, 91, 255, 0.08);
}

.input-group {
    display: block;
}

.input-group span {
    display: block;
    margin-bottom: 8px;
    color: var(--text-muted);
    font-size: 0.82rem;
    font-weight: 600;
}

.mobile-export-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.subscribe-card {
    margin-top: 16px;
    padding: 16px;
    border: 1px solid var(--line-soft);
    border-radius: 22px;
    background: color-mix(in srgb, var(--bg-elevated) 80%, transparent);
}

.subscribe-label {
    margin: 0;
    color: #1d4ed8;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.subscribe-actions {
    display: flex;
    gap: 12px;
    margin-top: 12px;
}

.course-card,
.agenda-item,
.timetable-entry,
.mobile-timetable-entry {
    border-radius: 20px;
    transition:
        transform var(--duration-fast) var(--ease-smooth),
        box-shadow var(--duration-fast) var(--ease-smooth),
        border-color var(--duration-fast) var(--ease-smooth),
        background-color var(--duration-fast) var(--ease-smooth);
}

.course-card,
.agenda-item {
    border: 1px solid rgba(148, 163, 184, 0.16);
    border-left-width: 4px;
    padding: 18px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(247, 250, 253, 0.76)),
        linear-gradient(135deg, var(--course-theory-surface) 0%, transparent 72%);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.78),
        0 10px 24px color-mix(in srgb, var(--course-theory-glow) 50%, transparent);
}

.course-card:hover,
.agenda-item:hover,
.hero-focus-panel:hover,
.platform-download-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 18px 38px rgba(15, 23, 42, 0.08);
}

.course-card,
.agenda-item,
.timetable-entry,
.mobile-timetable-entry {
    border-left-color: var(--course-theory-border);
}

.course-card.theory,
.agenda-item.theory,
.timetable-entry.theory,
.mobile-timetable-entry.theory {
    border-left-color: var(--course-theory-border);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.84), rgba(247, 250, 253, 0.78)),
        linear-gradient(135deg, var(--course-theory-surface-strong) 0%, transparent 74%);
}

.course-card.practice,
.agenda-item.practice,
.timetable-entry.practice,
.mobile-timetable-entry.practice {
    border-left-color: var(--course-practice-border);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.84), rgba(252, 248, 238, 0.8)),
        linear-gradient(135deg, var(--course-practice-surface-strong) 0%, transparent 74%);
}

.course-card.exam,
.agenda-item.exam,
.timetable-entry.exam,
.mobile-timetable-entry.exam {
    border-left-color: var(--course-exam-border);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.84), rgba(252, 244, 239, 0.8)),
        linear-gradient(135deg, var(--course-exam-surface-strong) 0%, transparent 74%);
}

.course-card h4,
.agenda-item strong {
    margin: 0;
    color: var(--text-strong);
    font-size: 1.02rem;
    line-height: 1.35;
    letter-spacing: -0.02em;
}

.course-card p,
.agenda-item .meta {
    margin: 8px 0 0;
    color: var(--text-muted);
    font-size: 0.92rem;
    line-height: 1.6;
}

.agenda-item .time {
    color: var(--text-strong);
    font-size: 0.92rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.empty-state,
.empty-row,
.mobile-timetable-empty {
    color: var(--text-soft);
    text-align: center;
}

.empty-state {
    padding: 32px 12px;
}

.desktop-home {
    display: none;
    gap: 20px;
    grid-template-columns: 320px minmax(0, 1fr);
}

.desktop-sidebar {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 22px;
    align-self: start;
    position: sticky;
    top: 20px;
}

.desktop-sidebar-top {
    display: grid;
    gap: 16px;
}

.sidebar-brand-meta,
.desktop-status-pills,
.chip-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.identity-pill {
    min-height: 38px;
    padding: 0 14px;
}

.identity-pill.soft {
    border-color: rgba(74, 222, 128, 0.2);
    background: rgba(236, 253, 245, 0.92);
    color: #047857;
}

.sidebar-card,
.panel-card {
    padding: 18px;
}

.status-line {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 14px;
}

.status-text {
    color: var(--text-muted);
    font-size: 0.86rem;
}

.space-y-2 > * + * {
    margin-top: 8px;
}

.space-y-3 > * + * {
    margin-top: 12px;
}

.sidebar-actions {
    display: flex;
    gap: 12px;
    margin-top: 12px;
}

.stats-stack {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.desktop-main {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.desktop-hero {
    padding: 24px;
}

.desktop-hero-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
}

.desktop-heading-block {
    max-width: 760px;
}

.desktop-date {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.96rem;
    font-weight: 600;
}

.desktop-toolbar {
    display: flex;
    gap: 12px;
    align-items: center;
    min-width: 320px;
    padding-top: 6px;
}

.search-input {
    min-width: 280px;
}

.desktop-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr) minmax(280px, 0.95fr);
    gap: 16px;
    margin-top: 24px;
}

.hero-focus-panel {
    padding: 22px;
    border-radius: 28px;
    border: 1px solid rgba(148, 163, 184, 0.16);
    background: rgba(255, 255, 255, 0.74);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.85);
}

.hero-focus-panel--primary {
    background:
        linear-gradient(160deg, rgba(15, 23, 42, 0.96), rgba(30, 64, 175, 0.88)),
        rgba(15, 23, 42, 0.9);
    border-color: rgba(15, 23, 42, 0.7);
    color: #fff;
    box-shadow: 0 30px 70px rgba(15, 23, 42, 0.18);
}

.hero-focus-panel--primary .card-label,
.hero-focus-panel--primary h3,
.hero-focus-panel--primary p {
    color: #fff;
}

.hero-focus-panel--smart {
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.8), rgba(246, 250, 255, 0.7)),
        linear-gradient(135deg, rgba(219, 234, 254, 0.52), rgba(220, 252, 231, 0.48));
}

.hero-focus-panel h3 {
    margin: 10px 0 0;
    color: var(--text-strong);
    font-size: 1.48rem;
    line-height: 1.05;
    letter-spacing: -0.04em;
}

.chip-list {
    margin-top: 14px;
}

.lesson-chip,
.empty-chip {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 14px;
    border-radius: 999px;
    background: rgba(239, 246, 255, 0.9);
    color: #1d4ed8;
    font-size: 0.86rem;
    font-weight: 600;
}

.empty-chip {
    background: rgba(248, 250, 252, 0.92);
    color: var(--text-muted);
}

.smart-inline-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-top: 14px;
}

.desktop-content-grid {
    display: grid;
    grid-template-columns: 430px minmax(0, 1fr);
    gap: 20px;
}

.segmented {
    display: inline-flex;
    gap: 8px;
}

.agenda-list {
    display: grid;
    gap: 12px;
}

.table-scroll,
.timetable-scroll {
    overflow-x: auto;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.46);
}

.timetable-table,
.readable-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

.timetable-table th,
.timetable-table td,
.readable-table th,
.readable-table td {
    border-right: 1px solid rgba(148, 163, 184, 0.16);
    border-bottom: 1px solid rgba(148, 163, 184, 0.16);
    vertical-align: top;
    text-align: left;
    background: rgba(255, 255, 255, 0.68);
}

.timetable-table thead th:first-child,
.readable-table thead th:first-child,
.timetable-table tbody tr td:first-child,
.readable-table tbody tr td:first-child {
    border-left: 1px solid rgba(148, 163, 184, 0.16);
}

.timetable-table thead tr:first-child th,
.readable-table thead tr:first-child th {
    border-top: 1px solid rgba(148, 163, 184, 0.16);
}

.timetable-table th,
.readable-table th {
    position: sticky;
    top: 0;
    z-index: 1;
    padding: 14px 12px;
    color: var(--text-strong);
    font-size: 0.88rem;
    font-weight: 700;
    background: rgba(249, 250, 251, 0.96);
    backdrop-filter: blur(16px);
}

.weekday-head {
    display: grid;
    gap: 2px;
}

.weekday-head strong {
    font-size: 0.88rem;
}

.weekday-head__note {
    color: var(--text-soft);
    font-size: 0.7rem;
    font-weight: 600;
}

.weekday-head.is-weekend strong,
.matrix-cell-empty.is-weekend {
    color: #8291a7;
}

.timetable-table td {
    min-width: 156px;
    height: 132px;
    padding: 10px;
}

.readable-table td {
    padding: 14px 12px;
    color: var(--text-main);
    font-size: 0.9rem;
    white-space: nowrap;
}

.slot-label {
    min-width: 110px;
    white-space: nowrap;
    color: var(--text-strong);
    font-weight: 700;
}

.slot-label span {
    color: var(--text-muted);
    font-size: 0.8rem;
}

.timetable-entry,
.mobile-timetable-entry {
    display: grid;
    gap: 4px;
    padding: 10px;
    margin-bottom: 8px;
    border-left-width: 3px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(246, 249, 253, 0.88)),
        linear-gradient(135deg, var(--course-theory-surface-strong) 0%, transparent 78%);
    box-shadow:
        0 10px 18px rgba(15, 23, 42, 0.03),
        inset 0 1px 0 rgba(255, 255, 255, 0.18);
}

.timetable-entry strong,
.mobile-timetable-entry strong {
    font-size: 0.86rem;
    line-height: 1.35;
}

.timetable-entry span,
.mobile-timetable-entry span {
    color: var(--text-muted);
    font-size: 0.75rem;
    line-height: 1.4;
}

.mobile-matrix-scroll {
    overflow-x: auto;
}

.matrix-cell-empty {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 100%;
    width: 100%;
    color: var(--text-soft);
    font-size: 0.74rem;
}

.week-group-list {
    display: grid;
    gap: 12px;
}

.week-group {
    padding: 14px;
    border: 1px solid rgba(120, 140, 170, 0.16);
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.7);
}

.week-group__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 10px;
}

.week-group__label {
    color: var(--text-strong);
    font-size: 0.98rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.week-group__count {
    color: var(--text-muted);
    font-size: 0.8rem;
    font-weight: 600;
}

.week-group__empty {
    padding: 14px;
    border-radius: 16px;
    background: rgba(248, 250, 252, 0.84);
    color: var(--text-muted);
    font-size: 0.86rem;
    line-height: 1.6;
    text-align: center;
}

.mobile-timetable {
    min-width: 760px;
}

.mobile-timetable td {
    min-width: 96px;
    height: 92px;
    padding: 8px;
}

.loading-indicator {
    align-items: center;
    gap: 10px;
    margin-top: 14px;
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
}

.loading-indicator.hidden {
    display: none;
}

.loading-indicator:not(.hidden) {
    display: inline-flex;
}

.loading-spinner {
    width: 1rem;
    height: 1rem;
    flex: 0 0 1rem;
    border: 2px solid rgba(148, 163, 184, 0.32);
    border-top-color: var(--brand-blue);
    border-radius: 999px;
    animation: hltz-spin 0.75s linear infinite;
}

@keyframes hltz-spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.session-title {
    margin: 0;
    color: var(--text-strong);
    font-size: 1.3rem;
    line-height: 1.2;
    letter-spacing: -0.03em;
}

.sheet-backdrop,
.dialog-backdrop {
    position: fixed;
    inset: 0;
    z-index: 70;
    padding: 16px;
    background: color-mix(in srgb, var(--bg-page) 66%, transparent);
    backdrop-filter: blur(16px) saturate(120%);
}

.sheet-backdrop {
    display: flex;
    align-items: flex-end;
}

.sheet-backdrop.hidden,
.dialog-backdrop.hidden,
.hidden {
    display: none;
}

.sheet-panel,
.dialog-card {
    width: min(100%, 560px);
    border: 1px solid var(--line-soft);
    border-radius: 30px;
    background:
        linear-gradient(180deg, color-mix(in srgb, var(--bg-elevated) 96%, transparent), color-mix(in srgb, var(--bg-surface) 92%, transparent)),
        linear-gradient(135deg, color-mix(in srgb, var(--brand-cyan) 18%, transparent), color-mix(in srgb, var(--brand-green) 14%, transparent));
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(26px);
}

.sheet-panel {
    width: 100%;
    padding: 22px 20px 20px;
    border-bottom-right-radius: 0;
    border-bottom-left-radius: 0;
}

.sheet-grabber {
    width: 52px;
    height: 5px;
    margin: 0 auto 16px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--text-soft) 42%, transparent);
}

.dialog-backdrop {
    display: flex;
    align-items: center;
    justify-content: center;
}

#human-verification-modal {
    z-index: 140;
}

body.is-human-verification-active #desktop-login-dialog {
    pointer-events: none;
}

body.is-human-verification-active #desktop-login-dialog .desktop-auth-dialog {
    transform: translateY(10px) scale(0.985);
    opacity: 0.48;
    filter: blur(2px);
}

.dialog-card {
    padding: 24px;
}

.dialog-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.dialog-badge {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 14px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--brand-cyan) 72%, transparent);
    color: var(--brand-blue-deep);
    font-size: 0.8rem;
    font-weight: 700;
}

.dialog-countdown {
    min-width: 56px;
    min-height: 34px;
    padding: 0 12px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--brand-green) 68%, transparent);
    color: color-mix(in srgb, var(--brand-secondary) 84%, var(--text-strong));
    font-size: 0.8rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.dialog-title {
    margin: 14px 0 0;
    color: var(--text-strong);
    font-size: 1.36rem;
    line-height: 1.15;
    letter-spacing: -0.03em;
}

.dialog-form {
    margin-top: 16px;
}

.dialog-form .input-group + .input-group {
    margin-top: 12px;
}

.dialog-actions {
    display: flex;
    gap: 12px;
    margin-top: 16px;
}

.dialog-meta {
    margin-top: 14px;
    color: var(--text-soft);
    font-size: 0.76rem;
    line-height: 1.5;
}

.verification-dialog-card {
    width: min(100%, 620px);
}

.verification-dialog-hero {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-top: 16px;
}

.verification-dialog-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 18px;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-strong);
    background: linear-gradient(135deg, color-mix(in srgb, var(--brand-cyan) 88%, transparent), color-mix(in srgb, var(--brand-green) 76%, transparent));
}

.verification-dialog-eyebrow {
    margin: 0;
    color: #1d4ed8;
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.verification-dialog-points {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-top: 16px;
}

.verification-point {
    padding: 14px;
    border-radius: 18px;
}

.verification-point strong {
    display: block;
    color: var(--text-strong);
    font-size: 0.88rem;
}

.verification-point span {
    display: block;
    margin-top: 6px;
    color: var(--text-muted);
    font-size: 0.8rem;
    line-height: 1.55;
}

.verification-turnstile-wrap {
    margin-top: 16px;
    min-height: 82px;
    padding: 14px;
    border: 1px dashed color-mix(in srgb, var(--brand-primary) 54%, transparent);
    border-radius: 22px;
    background: color-mix(in srgb, var(--bg-subtle) 78%, transparent);
}

.verification-turnstile-box {
    min-height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-session-box {
    padding: 16px;
    border-radius: 22px;
    border: 1px solid var(--line-soft);
    background:
        linear-gradient(180deg, color-mix(in srgb, var(--bg-elevated) 92%, transparent), color-mix(in srgb, var(--bg-surface) 88%, transparent)),
        linear-gradient(135deg, color-mix(in srgb, var(--brand-cyan) 30%, transparent), color-mix(in srgb, var(--brand-green) 26%, transparent));
}

.mobile-session-box h4 {
    margin: 12px 0 0;
    color: var(--text-strong);
    font-size: 1.16rem;
    line-height: 1.2;
    letter-spacing: -0.03em;
}

.platform-download-card {
    display: grid;
    gap: 16px;
    border: 1px solid var(--line-soft);
    background:
        linear-gradient(180deg, color-mix(in srgb, var(--bg-elevated) 90%, transparent), color-mix(in srgb, var(--bg-surface) 84%, transparent)),
        linear-gradient(135deg, color-mix(in srgb, var(--brand-cyan) 24%, transparent), color-mix(in srgb, var(--brand-green) 20%, transparent));
}

.platform-download-card[data-variant="bookmark"] {
    background:
        linear-gradient(180deg, color-mix(in srgb, var(--bg-elevated) 92%, transparent), color-mix(in srgb, var(--bg-surface) 86%, transparent)),
        linear-gradient(135deg, color-mix(in srgb, var(--brand-cyan) 18%, transparent), color-mix(in srgb, var(--brand-blue) 14%, transparent));
}

.platform-download-card__main {
    display: flex;
    align-items: center;
    gap: 14px;
}

.platform-download-card__icon-wrap {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 18px;
    border: 1px solid var(--line-soft);
    background: color-mix(in srgb, var(--bg-elevated) 88%, transparent);
    box-shadow: inset 0 1px 0 color-mix(in srgb, #ffffff 14%, transparent);
}

.platform-download-card__icon {
    width: 36px;
    height: 36px;
    object-fit: contain;
}

.platform-download-card__body h3 {
    margin: 6px 0 0;
    color: var(--text-strong);
    font-size: 1.08rem;
    line-height: 1.2;
    letter-spacing: -0.03em;
}

.platform-download-card__meta {
    margin: 8px 0 0;
    color: var(--text-muted);
    font-size: 0.84rem;
    line-height: 1.5;
}

.platform-download-card__note {
    margin: 10px 0 0;
    color: var(--text-muted);
    font-size: 0.92rem;
    line-height: 1.65;
}

.platform-download-card__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.platform-download-card__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    width: auto;
    justify-self: start;
    padding: 0 22px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--brand-deep) 0%, var(--brand-blue) 100%);
    color: #fff;
    font-size: 0.92rem;
    font-weight: 700;
    text-decoration: none;
    box-shadow: 0 18px 34px rgba(47, 91, 255, 0.16);
    transition:
        transform var(--duration-fast) var(--ease-smooth),
        box-shadow var(--duration-fast) var(--ease-smooth),
        opacity var(--duration-fast) var(--ease-smooth);
}

.platform-download-card__button:hover {
    transform: translateY(-2px);
    box-shadow: 0 22px 38px rgba(47, 91, 255, 0.2);
}

.site-footer {
    position: relative;
    z-index: 1;
    margin-top: 16px;
    padding-bottom: 28px;
}

.site-footer-inner {
    width: min(1480px, calc(100vw - 32px));
    margin: 0 auto;
    padding: 0 0 16px;
    color: var(--text-muted);
    text-align: center;
}

.footer-stack {
    display: grid;
    gap: 12px;
}

.footer-primary,
.footer-secondary,
.footer-brand-sub {
    color: var(--text-muted);
    font-size: 0.84rem;
    line-height: 1.75;
}

.footer-separator {
    margin: 0 8px;
    color: rgba(148, 163, 184, 0.92);
}

.legal-shell {
    width: min(1200px, calc(100vw - 32px));
    margin: 0 auto;
    padding: 20px 0 0;
}

.legal-topbar {
    margin-bottom: 16px;
}

.legal-back {
    min-width: 0;
    padding: 0 18px;
    text-decoration: none;
}

.legal-hero {
    padding: 28px;
    border: 1px solid rgba(148, 163, 184, 0.16);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(255, 255, 255, 0.74)),
        linear-gradient(135deg, rgba(219, 234, 254, 0.52), rgba(220, 252, 231, 0.42));
    box-shadow: var(--shadow-panel);
}

.legal-title {
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    line-height: 0.96;
}

.legal-grid {
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 20px;
    margin-top: 20px;
}

.legal-nav,
.legal-content {
    border: 1px solid rgba(148, 163, 184, 0.16);
    background: rgba(255, 255, 255, 0.84);
    box-shadow: var(--shadow-panel);
}

.legal-nav {
    position: sticky;
    top: 20px;
    align-self: start;
    padding: 18px;
}

.legal-nav-title {
    margin: 0;
    color: var(--text-strong);
    font-size: 1rem;
    font-weight: 700;
}

.legal-nav ul {
    margin: 14px 0 0;
    padding: 0;
    list-style: none;
}

.legal-nav li + li {
    margin-top: 8px;
}

.legal-nav a {
    color: #334155;
    text-decoration: none;
    font-size: 0.92rem;
    line-height: 1.5;
}

.legal-content {
    padding: 20px;
}

.legal-section + .legal-section {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(148, 163, 184, 0.16);
}

.legal-section h2 {
    margin: 0;
    color: var(--text-strong);
    font-size: 1.22rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.legal-section ul {
    margin: 10px 0 0;
    padding-left: 20px;
}

.legal-highlight {
    margin-top: 14px;
    padding: 14px 16px;
    border-radius: 18px;
    border: 1px solid rgba(191, 219, 254, 0.82);
    background: rgba(239, 246, 255, 0.88);
    color: #1e3a8a;
}

.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

.w-full {
    width: 100%;
}

.flex {
    display: flex;
}

.flex-1 {
    flex: 1 1 0%;
}

.gap-3 {
    gap: 12px;
}

.mt-3 {
    margin-top: 12px;
}

@media (max-width: 767px) {
    .site-shell,
    .site-footer-inner,
    .legal-shell {
        width: min(100vw - 24px, 100%);
    }

    .mobile-home {
        padding-bottom: 8px;
    }

    .mobile-hero-card h2 {
        font-size: 1.86rem;
    }

    .smart-metrics-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .subscribe-actions,
    .dialog-actions {
        flex-direction: column;
    }

    .dialog-actions .ghost-button,
    .dialog-actions .solid-button {
        width: 100%;
    }

    .verification-dialog-hero {
        align-items: flex-start;
    }

    .verification-dialog-points {
        grid-template-columns: 1fr;
    }

    .footer-primary,
    .footer-secondary,
    .footer-brand-sub {
        font-size: 0.76rem;
    }

    .legal-grid {
        grid-template-columns: 1fr;
    }

    .legal-nav {
        position: static;
    }

    .platform-download-card__main {
        align-items: flex-start;
    }

    .mobile-home {
        display: grid !important;
    }

    .desktop-home {
        display: none !important;
    }
}

@media (min-width: 768px) {
    .mobile-home {
        display: none !important;
    }

    .desktop-home {
        display: grid !important;
    }
}

@media (max-width: 1200px) {
    .desktop-home {
        grid-template-columns: 1fr;
    }

    .desktop-sidebar {
        position: static;
    }

    .desktop-hero-grid,
    .desktop-content-grid {
        grid-template-columns: 1fr;
    }

    .desktop-hero-top {
        flex-direction: column;
    }

    .desktop-toolbar {
        width: 100%;
        min-width: 0;
    }

    .search-input {
        min-width: 0;
        flex: 1 1 auto;
    }
}

@media (max-width: 960px) {
    .desktop-toolbar {
        flex-direction: column;
        align-items: stretch;
    }
}

:root {
    --bg-page: #f4f7fb;
    --bg-page-alt: #eef3f8;
    --bg-surface: rgba(255, 255, 255, 0.82);
    --bg-surface-strong: #ffffff;
    --bg-subtle: #eef3f8;
    --bg-elevated: rgba(255, 255, 255, 0.94);
    --text-main: #121826;
    --text-strong: #121826;
    --text-muted: #667085;
    --text-soft: #8d9ab0;
    --line-soft: rgba(110, 130, 160, 0.18);
    --line-strong: rgba(110, 130, 160, 0.28);
    --brand-primary: #2563eb;
    --brand-primary-strong: #183b8c;
    --brand-secondary: #1f9d74;
    --accent-info: #dceafe;
    --color-error: #b91c1c;
    --shadow-panel: rgba(15, 23, 42, 0.08);
    --shadow-soft: 0 24px 60px rgba(15, 23, 42, 0.1);
    --shadow-card: 0 18px 40px rgba(15, 23, 42, 0.07);
    --ambient-blue: rgba(207, 231, 255, 0.78);
    --ambient-green: rgba(221, 243, 234, 0.74);
    --ambient-indigo: rgba(226, 232, 255, 0.58);
    --hero-blue: rgba(37, 99, 235, 0.14);
    --hero-green: rgba(31, 157, 116, 0.12);
    --brand-deep: var(--brand-primary-strong);
    --brand-blue: var(--brand-primary);
    --brand-blue-deep: var(--brand-primary-strong);
    --brand-cyan: #dceafe;
    --brand-green: #dcf7ec;
    --course-theory-border: #0f6cbd;
    --course-theory-surface: rgba(15, 108, 189, 0.11);
    --course-theory-surface-strong: rgba(15, 108, 189, 0.17);
    --course-theory-glow: rgba(15, 108, 189, 0.14);
    --course-practice-border: #ffb900;
    --course-practice-surface: rgba(255, 185, 0, 0.15);
    --course-practice-surface-strong: rgba(255, 185, 0, 0.22);
    --course-practice-glow: rgba(255, 185, 0, 0.18);
    --course-exam-border: #d83b01;
    --course-exam-surface: rgba(216, 59, 1, 0.12);
    --course-exam-surface-strong: rgba(216, 59, 1, 0.18);
    --course-exam-glow: rgba(216, 59, 1, 0.16);
}

:root[data-theme="dark"] {
    --bg-page: #0f1115;
    --bg-page-alt: #1f2430;
    --bg-surface: rgba(24, 27, 34, 0.82);
    --bg-surface-strong: #171a21;
    --bg-subtle: #1f2430;
    --bg-elevated: rgba(24, 27, 34, 0.94);
    --text-main: #f3f6fb;
    --text-strong: #f3f6fb;
    --text-muted: #a8b3c5;
    --text-soft: #7f8ba0;
    --line-soft: rgba(255, 255, 255, 0.1);
    --line-strong: rgba(255, 255, 255, 0.18);
    --brand-primary: #7da2ff;
    --brand-primary-strong: #afc8ff;
    --brand-secondary: #49d7a2;
    --accent-info: #163a66;
    --color-error: #f78c8c;
    --shadow-panel: rgba(0, 0, 0, 0.34);
    --shadow-soft: 0 32px 90px rgba(0, 0, 0, 0.44);
    --shadow-card: 0 22px 52px rgba(0, 0, 0, 0.36);
    --ambient-blue: rgba(38, 69, 125, 0.34);
    --ambient-green: rgba(31, 87, 70, 0.3);
    --ambient-indigo: rgba(45, 53, 78, 0.36);
    --hero-blue: rgba(125, 162, 255, 0.18);
    --hero-green: rgba(73, 215, 162, 0.14);
    --brand-deep: #d8e4ff;
    --brand-blue: var(--brand-primary);
    --brand-blue-deep: #c3d4ff;
    --brand-cyan: #163a66;
    --brand-green: rgba(73, 215, 162, 0.12);
    --course-theory-border: #4cc2ff;
    --course-theory-surface: rgba(15, 108, 189, 0.18);
    --course-theory-surface-strong: rgba(76, 194, 255, 0.22);
    --course-theory-glow: rgba(76, 194, 255, 0.18);
    --course-practice-border: #ffcc3d;
    --course-practice-surface: rgba(255, 185, 0, 0.18);
    --course-practice-surface-strong: rgba(255, 204, 61, 0.22);
    --course-practice-glow: rgba(255, 204, 61, 0.18);
    --course-exam-border: #ff8c5a;
    --course-exam-surface: rgba(216, 59, 1, 0.18);
    --course-exam-surface-strong: rgba(255, 140, 90, 0.2);
    --course-exam-glow: rgba(255, 140, 90, 0.16);
}

:root {
    color-scheme: light;
    view-transition-name: root;
}

:root[data-theme="dark"] {
    color-scheme: dark;
}

body.home-page {
    background: linear-gradient(180deg, var(--bg-page) 0%, var(--bg-page-alt) 100%);
    color: var(--text-main);
    transition: background-color 180ms ease, color 180ms ease;
}

body.home-page::before {
    background:
        radial-gradient(circle at 12% 16%, var(--ambient-blue), transparent 26%),
        radial-gradient(circle at 86% 18%, var(--ambient-green), transparent 22%),
        radial-gradient(circle at 48% 100%, var(--ambient-indigo), transparent 30%);
}

.home-page .surface {
    border-color: var(--line-soft);
    background: var(--bg-surface);
    box-shadow: var(--shadow-card);
}

.home-page .surface-hero {
    background:
        linear-gradient(180deg, color-mix(in srgb, var(--bg-elevated) 86%, transparent), color-mix(in srgb, var(--bg-surface) 94%, transparent)),
        linear-gradient(135deg, var(--hero-blue) 0%, var(--hero-green) 100%);
}

.theme-transition-scrim {
    position: fixed;
    inset: -20%;
    z-index: 120;
    pointer-events: none;
    opacity: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.74) 0%, rgba(125, 162, 255, 0.28) 48%, rgba(15, 17, 21, 0.72) 100%);
}

.theme-transition-scrim.is-active {
    opacity: 1;
}

.theme-transition-scrim.is-active[data-direction="forward"] {
    animation: theme-scrim-forward 480ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.theme-transition-scrim.is-active[data-direction="reverse"] {
    animation: theme-scrim-reverse 480ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes theme-scrim-forward {
    from {
        clip-path: polygon(0 0, 0 0, 0 0, 0 0);
    }

    to {
        clip-path: polygon(0 0, 130% 0, 130% 130%, 0 130%);
    }
}

@keyframes theme-scrim-reverse {
    from {
        clip-path: polygon(100% 100%, 100% 100%, 100% 100%, 100% 100%);
    }

    to {
        clip-path: polygon(-30% -30%, 100% -30%, 100% 100%, -30% 100%);
    }
}

:root::view-transition-old(root),
:root::view-transition-new(root) {
    animation-duration: 480ms;
    animation-timing-function: cubic-bezier(0.22, 1, 0.36, 1);
}

:root[data-theme-transition="forward"]::view-transition-old(root),
:root[data-theme-transition="reverse"]::view-transition-old(root) {
    animation: none;
}

:root[data-theme-transition="forward"]::view-transition-new(root) {
    animation-name: theme-scrim-forward;
}

:root[data-theme-transition="reverse"]::view-transition-new(root) {
    animation-name: theme-scrim-reverse;
}

.home-page .site-shell {
    width: min(1480px, calc(100vw - 28px));
    padding-top: 18px;
}

.home-page .mobile-home {
    display: grid;
    gap: 22px;
}

.home-page .home-shell {
    display: grid;
    gap: 28px;
    padding-bottom: 36px;
}

.theme-toggle {
    gap: 10px;
    min-width: 96px;
}

.theme-toggle__icon {
    width: 18px;
    height: 18px;
    border-radius: 999px;
    background:
        radial-gradient(circle at 32% 32%, rgba(255, 255, 255, 0.94), rgba(255, 255, 255, 0.14) 46%, transparent 50%),
        linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.42);
}

.mobile-appbar-actions,
.desktop-command-bar__tools,
.desktop-account-actions,
.desktop-export-actions,
.mobile-primary-actions {
    display: flex;
    gap: 16px;
}

.mobile-topbar--compact {
    position: relative;
    align-items: flex-start;
}

.mobile-topbar,
.mobile-hero-card,
.mobile-section {
    padding: 22px;
}

.home-page .mobile-topbar {
    display: grid;
    align-content: start;
    gap: 0;
    padding: 24px 22px 20px;
}

.home-page .mobile-topbar .brand-lockup {
    max-width: min(72%, 240px);
    padding-right: 96px;
}

.home-page .mobile-appbar-actions {
    position: absolute;
    top: 22px;
    right: 22px;
    width: auto;
    justify-content: flex-end;
    z-index: 1;
}

.home-page .mobile-topbar .topbar-button {
    min-width: 82px;
    min-height: 48px;
}

.mobile-primary-card {
    position: relative;
    overflow: hidden;
}

.home-page .mobile-hero-card,
.home-page .mobile-section {
    margin-top: 0;
}

.mobile-primary-insight {
    margin-top: 24px;
    padding: 22px;
    border: 1px solid var(--line-soft);
    border-radius: 26px;
    background: color-mix(in srgb, var(--bg-surface-strong) 78%, transparent);
}

.mobile-primary-insight h3,
.desktop-primary-title {
    margin: 8px 0 0;
    color: var(--text-strong);
    font-size: clamp(1.45rem, 4vw, 2.2rem);
    line-height: 1.02;
    letter-spacing: -0.05em;
}

.mobile-primary-insight p,
.desktop-primary-copy,
.desktop-command-copy {
    color: var(--text-muted);
}

.mobile-primary-actions {
    margin-top: 24px;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}

.mobile-tabs--secondary {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}

.mobile-feedback-card .feedback-text {
    margin-top: 8px;
}

.mobile-stat-row {
    gap: 16px;
    margin-top: 24px;
}

.desktop-home:not(.hidden) {
    display: grid;
    gap: 30px;
}

.desktop-command-bar {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 28px;
    padding: 24px 28px;
    align-items: center;
}

.desktop-command-bar__brand {
    min-width: 0;
}

.desktop-brand-title {
    margin: 10px 0 0;
    font-size: clamp(2.4rem, 4vw, 3.3rem);
    line-height: 0.95;
    letter-spacing: -0.06em;
}

.desktop-command-copy {
    margin: 10px 0 0;
    font-size: 0.96rem;
    line-height: 1.6;
}

.desktop-search-input {
    min-width: 260px;
}

.desktop-week-select {
    min-width: 148px;
}

.desktop-stage {
    display: grid;
    grid-template-columns: minmax(0, 1.78fr) minmax(360px, 0.92fr);
    gap: 28px;
}

.desktop-primary-panel,
.desktop-focus-card,
.desktop-stats-card {
    padding: 30px;
    border-radius: 30px;
}

.desktop-primary-panel__head {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 28px;
    align-items: start;
}

.desktop-primary-panel__meta {
    display: grid;
    gap: 12px;
    justify-items: end;
    text-align: right;
}

.desktop-stage-aside {
    display: grid;
    gap: 24px;
}

.desktop-focus-card h3 {
    margin: 12px 0 0;
    font-size: 1.44rem;
    line-height: 1.08;
    letter-spacing: -0.04em;
}

.desktop-focus-card .chip-list {
    margin-top: 24px;
}

.desktop-stats-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.desktop-content-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: 28px;
}

.desktop-utility-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    align-items: stretch;
}

.desktop-utility-grid .panel-card {
    padding: 26px;
    border-radius: 28px;
}

.desktop-account-card {
    display: grid;
    align-content: start;
}

.desktop-account-actions {
    margin-top: 10px;
}

.desktop-account-actions .ghost-button {
    width: 100%;
}

.desktop-export-actions {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.home-page .mini-stat,
.home-page .stat-card {
    background: color-mix(in srgb, var(--bg-surface-strong) 84%, transparent);
    border-color: var(--line-soft);
    box-shadow: inset 0 1px 0 color-mix(in srgb, #ffffff 10%, transparent);
}

.home-page .course-card,
.home-page .agenda-item,
.home-page .timetable-entry,
.home-page .mobile-timetable-entry,
.home-page .subscribe-card,
.home-page .smart-focus-card,
.home-page .smart-progress-card,
.home-page .smart-metric-card,
.home-page .smart-inline-item,
.home-page .verification-point,
.home-page .week-group {
    background: color-mix(in srgb, var(--bg-surface-strong) 82%, transparent);
    border-color: var(--line-soft);
    box-shadow: inset 0 1px 0 color-mix(in srgb, #ffffff 10%, transparent);
}

.home-page .course-card.theory,
.home-page .agenda-item.theory,
.home-page .timetable-entry.theory,
.home-page .mobile-timetable-entry.theory {
    border-color: color-mix(in srgb, var(--course-theory-border) 22%, var(--line-soft));
    background:
        linear-gradient(180deg, color-mix(in srgb, var(--bg-surface-strong) 88%, transparent), color-mix(in srgb, var(--bg-surface) 84%, transparent)),
        linear-gradient(135deg, var(--course-theory-surface-strong) 0%, transparent 74%);
    box-shadow:
        inset 0 1px 0 color-mix(in srgb, #ffffff 12%, transparent),
        0 16px 28px color-mix(in srgb, var(--course-theory-glow) 46%, transparent);
}

.home-page .course-card.practice,
.home-page .agenda-item.practice,
.home-page .timetable-entry.practice,
.home-page .mobile-timetable-entry.practice {
    border-color: color-mix(in srgb, var(--course-practice-border) 24%, var(--line-soft));
    background:
        linear-gradient(180deg, color-mix(in srgb, var(--bg-surface-strong) 88%, transparent), color-mix(in srgb, var(--bg-surface) 84%, transparent)),
        linear-gradient(135deg, var(--course-practice-surface-strong) 0%, transparent 74%);
    box-shadow:
        inset 0 1px 0 color-mix(in srgb, #ffffff 12%, transparent),
        0 16px 28px color-mix(in srgb, var(--course-practice-glow) 50%, transparent);
}

.home-page .course-card.exam,
.home-page .agenda-item.exam,
.home-page .timetable-entry.exam,
.home-page .mobile-timetable-entry.exam {
    border-color: color-mix(in srgb, var(--course-exam-border) 24%, var(--line-soft));
    background:
        linear-gradient(180deg, color-mix(in srgb, var(--bg-surface-strong) 88%, transparent), color-mix(in srgb, var(--bg-surface) 84%, transparent)),
        linear-gradient(135deg, var(--course-exam-surface-strong) 0%, transparent 74%);
    box-shadow:
        inset 0 1px 0 color-mix(in srgb, #ffffff 12%, transparent),
        0 16px 28px color-mix(in srgb, var(--course-exam-glow) 46%, transparent);
}

.home-page .agenda-item,
.home-page .course-card {
    padding: 18px;
}

.home-page .agenda-item strong,
.home-page .course-card h4 {
    color: var(--text-strong);
}

.home-page .empty-state,
.home-page .empty-row,
.home-page .week-group__empty {
    color: var(--text-muted);
    background: color-mix(in srgb, var(--bg-subtle) 82%, transparent);
    border: 1px dashed var(--line-soft);
    border-radius: 20px;
    padding: 18px;
}

.home-page .lesson-chip,
.home-page .empty-chip {
    background: color-mix(in srgb, var(--bg-surface-strong) 84%, transparent);
    border: 1px solid var(--line-soft);
    color: var(--text-strong);
}

.home-page .timetable-table th,
.home-page .timetable-table td {
    border-color: var(--line-soft);
}

.home-page .timetable-table {
    background: color-mix(in srgb, var(--bg-surface-strong) 88%, transparent);
}

.home-page .footer-primary a,
.home-page .footer-secondary a {
    color: var(--text-muted);
}

.home-page .topbar-button,
.home-page .hero-badge,
.home-page .identity-pill,
.home-page .mobile-tab,
.home-page .segmented-btn,
.home-page .ghost-button,
.home-page .sheet-close,
.home-page .legal-back {
    background: color-mix(in srgb, var(--bg-surface-strong) 80%, transparent);
    color: var(--text-strong);
    border-color: var(--line-soft);
    box-shadow: inset 0 1px 0 color-mix(in srgb, #ffffff 10%, transparent);
}

.home-page .solid-button,
.home-page .mobile-tab.is-active,
.home-page .segmented-btn.is-active {
    background: linear-gradient(135deg, var(--brand-primary-strong) 0%, var(--brand-primary) 68%, var(--brand-secondary) 100%);
    color: #fff;
    box-shadow: 0 14px 26px color-mix(in srgb, var(--brand-primary) 24%, transparent);
}

.home-page .plain-select,
.home-page .search-input,
.home-page .input-group input,
.home-page .subscribe-input {
    border-color: var(--line-soft);
    background: color-mix(in srgb, var(--bg-surface-strong) 78%, transparent);
    color: var(--text-strong);
    box-shadow: inset 0 1px 0 color-mix(in srgb, #ffffff 10%, transparent);
}

.home-page .custom-select__trigger {
    border-color: var(--line-soft);
    background-color: color-mix(in srgb, var(--bg-surface-strong) 94%, var(--bg-elevated) 6%);
    background:
        linear-gradient(180deg, color-mix(in srgb, var(--bg-surface-strong) 96%, white 4%), color-mix(in srgb, var(--bg-surface) 94%, transparent)),
        linear-gradient(135deg, color-mix(in srgb, var(--course-theory-surface-strong) 68%, transparent), color-mix(in srgb, var(--course-practice-surface) 62%, transparent));
    color: var(--text-strong);
    box-shadow:
        inset 0 1px 0 color-mix(in srgb, #ffffff 16%, transparent),
        0 10px 24px color-mix(in srgb, var(--brand-primary) 10%, transparent);
}

.home-page .custom-select__panel {
    border-color: var(--line-soft);
    background-color: color-mix(in srgb, var(--bg-elevated) 96%, var(--bg-surface) 4%);
}

:root[data-theme="dark"] .custom-select__trigger {
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.06),
        0 16px 32px rgba(0, 0, 0, 0.26);
}

:root[data-theme="dark"] .custom-select__option:hover,
:root[data-theme="dark"] .custom-select__option:focus-visible {
    background: color-mix(in srgb, var(--course-theory-surface-strong) 76%, transparent);
}

.home-page .hero-note,
.home-page .feedback-text,
.home-page .smart-progress-note,
.home-page .smart-metric-note {
    color: var(--text-muted);
}

.home-page .hero-identity-line,
.home-page .smart-kicker,
.home-page .subscribe-label {
    color: var(--brand-primary);
}

.home-page .desktop-live-status {
    margin: 0;
}

.home-page .platform-download-card__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0 18px;
    border-radius: 999px;
    border: 1px solid var(--line-soft);
    background: color-mix(in srgb, var(--bg-surface-strong) 84%, transparent);
    color: var(--text-strong);
    font-weight: 700;
    box-shadow: 0 8px 18px rgba(15, 23, 42, 0.12);
    text-decoration: none;
}

.home-page .search-input::placeholder,
.home-page .subscribe-input::placeholder,
.home-page .input-group input::placeholder {
    color: var(--text-soft);
}

.home-page .desktop-command-bar__tools {
    display: grid;
    grid-template-columns: minmax(260px, 1fr) minmax(148px, auto) auto auto;
    align-items: start;
    justify-items: end;
    column-gap: 16px;
    row-gap: 16px;
}

.sheet-backdrop {
    opacity: 0;
    pointer-events: none;
    transition: opacity 220ms ease, backdrop-filter 220ms ease;
}

.sheet-backdrop:not(.hidden) {
    display: flex;
}

.sheet-backdrop.is-open {
    opacity: 1;
    pointer-events: auto;
}

.sheet-panel {
    transform: translateY(28px) scale(0.985);
    opacity: 0;
    transform-origin: center bottom;
    transition:
        transform 420ms cubic-bezier(0.16, 1, 0.3, 1),
        opacity 220ms ease,
        box-shadow 420ms cubic-bezier(0.16, 1, 0.3, 1);
}

.sheet-backdrop.is-open .sheet-panel {
    transform: translateY(0) scale(1);
    opacity: 1;
}

.sheet-panel > * {
    opacity: 0;
    transform: translateY(12px);
    transition:
        transform 320ms cubic-bezier(0.16, 1, 0.3, 1),
        opacity 220ms ease;
}

.sheet-backdrop.is-open .sheet-panel > * {
    opacity: 1;
    transform: translateY(0);
}

.sheet-backdrop.is-open .sheet-panel > *:nth-child(2) {
    transition-delay: 30ms;
}

.sheet-backdrop.is-open .sheet-panel > *:nth-child(3) {
    transition-delay: 60ms;
}

.sheet-backdrop.is-open .sheet-panel > *:nth-child(4) {
    transition-delay: 90ms;
}

@media (min-width: 768px) {
    .md\:hidden {
        display: none;
    }

    .md\:grid {
        display: grid;
    }

    .md\:block {
        display: block;
    }

    .sheet-backdrop {
        align-items: center;
        justify-content: center;
    }

    .sheet-panel {
        width: min(100%, 540px);
        border-radius: 32px;
    }
}

@media (max-width: 1200px) {
    .desktop-stage,
    .desktop-content-grid,
    .desktop-utility-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 960px) {
    .desktop-command-bar {
        grid-template-columns: 1fr;
    }

    .home-page .desktop-command-bar__tools {
        display: flex;
        flex-wrap: wrap;
        justify-content: flex-start;
    }
}

@media (max-width: 767px) {
    .mobile-primary-actions,
    .subscribe-actions {
        width: 100%;
    }

    .home-page .mobile-appbar-actions {
        width: auto;
        justify-content: flex-end;
    }

    .home-page .mobile-primary-actions {
        flex-direction: row;
    }

    .home-page .mobile-primary-actions > *:first-child {
        margin-right: auto;
    }

    .home-page .mobile-primary-actions > *:last-child {
        margin-left: auto;
    }

    .mobile-stat-row {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (prefers-reduced-motion: reduce) {
    :root::view-transition-old(root),
    :root::view-transition-new(root),
    .theme-transition-scrim.is-active,
    .sheet-panel,
    .sheet-panel > *,
    .sheet-backdrop {
        animation: none !important;
        transition-duration: 120ms !important;
    }

    .sheet-panel {
        transform: translateY(12px) !important;
    }

    .sheet-backdrop.is-open .sheet-panel {
        transform: translateY(0) !important;
    }

    .smart-progress-fill::after {
        display: none;
    }
}