/* =====================================================
   Italiano – Karteikarten
   Aesthetic: editorial, warm, italian café
   ===================================================== */

:root {
    /* Farbpalette: Terracotta, Crema, Verde Italia, Inchiostro */
    --cream: #f4ede0;
    --cream-soft: #faf6ed;
    --paper: #fbf8f1;
    --ink: #1d1813;
    --ink-soft: #4a3f33;
    --ink-mute: #807062;
    --terracotta: #c4521f;
    --terracotta-dark: #9a3e15;
    --terracotta-soft: #e8a584;
    --verde: #2d5d3a;
    --verde-soft: #5a8a66;
    --ochre: #d4a045;
    --rose: #e8c4b2;
    --line: rgba(29, 24, 19, 0.12);
    --line-strong: rgba(29, 24, 19, 0.25);

    --font-display: 'Fraunces', Georgia, serif;
    --font-body: 'Manrope', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', ui-monospace, monospace;

    --radius: 4px;
    --radius-lg: 14px;

    --shadow-card: 0 1px 0 rgba(29, 24, 19, 0.06), 0 8px 24px -12px rgba(29, 24, 19, 0.18);
    --shadow-deep: 0 4px 0 rgba(29, 24, 19, 0.08), 0 24px 48px -16px rgba(29, 24, 19, 0.28);
}

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

html, body {
    background: var(--paper);
    color: var(--ink);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.55;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

body.overlay-open {
    overflow: hidden;
}

body {
    background-image:
        radial-gradient(circle at 12% 8%, rgba(196, 82, 31, 0.06) 0%, transparent 40%),
        radial-gradient(circle at 88% 92%, rgba(45, 93, 58, 0.05) 0%, transparent 45%),
        radial-gradient(circle at 50% 50%, rgba(212, 160, 69, 0.03) 0%, transparent 60%);
    background-attachment: fixed;
}

/* Subtile Papier-Körnung */
.grain {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 1;
    opacity: 0.5;
    mix-blend-mode: multiply;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.06 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }

/* ---------- Header ---------- */
.site-header {
    position: relative;
    z-index: 10;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 28px 48px;
    border-bottom: 1px solid var(--line);
}

.brand {
    display: flex;
    align-items: baseline;
    gap: 12px;
}

.brand-mark {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 800;
    font-size: 28px;
    color: var(--terracotta);
    line-height: 1;
}

.brand-text {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 18px;
    letter-spacing: 0.02em;
}

.brand-flag {
    width: 24px;
    height: 4px;
    border-radius: 2px;
    background: linear-gradient(to right, var(--verde) 0% 33%, var(--cream) 33% 66%, var(--terracotta) 66% 100%);
}

.top-nav {
    display: flex;
    gap: 32px;
}

.nav-link {
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--ink-soft);
    padding-bottom: 2px;
    border-bottom: 1px solid transparent;
    transition: all 0.2s;
}
.nav-link:hover {
    color: var(--terracotta);
    border-bottom-color: var(--terracotta);
}

/* ---------- Container ---------- */
.container {
    position: relative;
    z-index: 5;
    max-width: 1200px;
    margin: 0 auto;
    padding: 64px 48px 96px;
}

/* ---------- Hero ---------- */
.hero {
    margin-bottom: 80px;
    max-width: 800px;
}

.kicker {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--terracotta);
    margin-bottom: 24px;
}

.hero-title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(48px, 7vw, 88px);
    line-height: 0.98;
    letter-spacing: -0.02em;
    color: var(--ink);
    margin-bottom: 28px;
    font-variation-settings: 'opsz' 144;
}

.hero-title em {
    font-style: italic;
    font-weight: 400;
    color: var(--terracotta);
    font-variation-settings: 'opsz' 144;
}

.hero-subtitle {
    font-size: 19px;
    color: var(--ink-soft);
    max-width: 580px;
    line-height: 1.5;
}

/* ---------- Stats Row ---------- */
.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 20px;
    margin-bottom: 80px;
    padding: 32px;
    background: var(--cream-soft);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    position: relative;
}

.stats-row::before {
    content: 'progresso';
    position: absolute;
    top: -10px;
    left: 24px;
    background: var(--paper);
    padding: 0 12px;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ink-mute);
}

.stat-card {
    text-align: center;
    padding: 12px 8px;
}

.stat-num {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 48px;
    line-height: 1;
    color: var(--ink);
    margin-bottom: 8px;
    font-variation-settings: 'opsz' 144;
}

.stat-card-accent .stat-num { color: var(--terracotta); }

.stat-label {
    font-size: 12px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ink-mute);
    font-weight: 500;
}

/* ---------- Sections ---------- */
.section-title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 32px;
    letter-spacing: -0.01em;
    margin-bottom: 32px;
    position: relative;
    padding-left: 20px;
}

.section-title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 24px;
    background: var(--terracotta);
    border-radius: 2px;
}

.mode-section, .category-section, .boxes-section {
    margin-bottom: 80px;
}

/* ---------- Mode Buttons ---------- */
.mode-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
}

.mode-btn {
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-rows: auto auto;
    column-gap: 16px;
    align-items: center;
    padding: 24px 28px;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    transition: all 0.25s cubic-bezier(.2,.7,.3,1);
    position: relative;
    overflow: hidden;
}

.mode-btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--terracotta);
    opacity: 0;
    transition: opacity 0.25s;
    z-index: 0;
}

.mode-btn > * { position: relative; z-index: 1; }

.mode-btn:hover {
    transform: translateY(-2px);
    border-color: var(--terracotta);
    box-shadow: var(--shadow-card);
}

.mode-btn-primary {
    background: var(--ink);
    color: var(--cream);
    border-color: var(--ink);
}

.mode-btn-primary:hover {
    background: var(--terracotta);
    border-color: var(--terracotta);
}

.mode-btn-label {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 22px;
    grid-column: 1;
    grid-row: 1;
}

.mode-btn-desc {
    font-size: 14px;
    color: var(--ink-mute);
    grid-column: 1;
    grid-row: 2;
}

.mode-btn-primary .mode-btn-desc {
    color: rgba(244, 237, 224, 0.7);
}

.mode-btn-arrow {
    grid-column: 2;
    grid-row: 1 / span 2;
    font-size: 28px;
    transition: transform 0.25s;
}

.mode-btn:hover .mode-btn-arrow {
    transform: translateX(6px);
}

/* ---------- Category Grid ---------- */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 14px;
}

.category-card {
    padding: 20px;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    transition: all 0.2s;
}

.category-card:hover {
    border-color: var(--terracotta);
    transform: translateY(-2px);
    box-shadow: var(--shadow-card);
}

.category-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 14px;
}

.category-name {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 17px;
    line-height: 1.2;
}

.category-count {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--ink-mute);
    background: var(--cream);
    padding: 2px 8px;
    border-radius: 999px;
    flex-shrink: 0;
}

.progress-bar {
    height: 4px;
    background: var(--cream);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 8px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(to right, var(--ochre), var(--terracotta));
    transition: width 0.6s ease;
}

.category-meta {
    font-size: 12px;
    color: var(--ink-mute);
    font-family: var(--font-mono);
}

/* ---------- Boxes Row ---------- */
.boxes-intro {
    color: var(--ink-mute);
    font-size: 14px;
    margin-bottom: 24px;
    margin-top: -16px;
}

.boxes-row {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 12px;
}

.box-item {
    padding: 24px 16px;
    text-align: center;
    border-radius: var(--radius-lg);
    background: var(--cream-soft);
    border: 1px solid var(--line);
    position: relative;
    transition: transform 0.2s;
}

.box-item:hover { transform: translateY(-2px); }

.box-1 { background: linear-gradient(180deg, #fce8de 0%, var(--cream-soft) 100%); }
.box-2 { background: linear-gradient(180deg, #f8dcc4 0%, var(--cream-soft) 100%); }
.box-3 { background: linear-gradient(180deg, #f0d4a8 0%, var(--cream-soft) 100%); }
.box-4 { background: linear-gradient(180deg, #d5e0c8 0%, var(--cream-soft) 100%); }
.box-5 { background: linear-gradient(180deg, #b8d4c0 0%, var(--cream-soft) 100%); }

.box-number {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ink-soft);
    margin-bottom: 8px;
}

.box-count {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 36px;
    line-height: 1;
    color: var(--ink);
}

/* ---------- Footer ---------- */
.site-footer {
    padding: 32px 48px;
    border-top: 1px solid var(--line);
    text-align: center;
    color: var(--ink-mute);
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.08em;
    position: relative;
    z-index: 5;
}

/* ====================================================
   LERNMODUS (Overlay)
   ==================================================== */
.learn-overlay {
    position: fixed;
    inset: 0;
    background: var(--paper);
    z-index: 100;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.learn-overlay::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 20%, rgba(196, 82, 31, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(45, 93, 58, 0.06) 0%, transparent 50%);
    pointer-events: none;
}

.learn-header {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 48px;
    border-bottom: 1px solid var(--line);
    background: rgba(251, 248, 241, 0.85);
    backdrop-filter: blur(12px);
}

.learn-progress {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--ink-soft);
    letter-spacing: 0.06em;
}

.learn-progress strong {
    color: var(--terracotta);
    font-weight: 500;
}

.learn-close {
    font-size: 14px;
    color: var(--ink-soft);
    padding: 8px 16px;
    border: 1px solid var(--line);
    border-radius: 999px;
    transition: all 0.2s;
}
.learn-close:hover {
    border-color: var(--ink);
    color: var(--ink);
}

.learn-progressbar {
    height: 3px;
    background: var(--line);
    position: relative;
}
.learn-progressbar-fill {
    position: absolute;
    inset: 0 auto 0 0;
    background: var(--terracotta);
    transition: width 0.4s cubic-bezier(.2,.7,.3,1);
}

.learn-main {
    position: relative;
    z-index: 2;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 48px 24px;
    gap: 32px;
}

#card-mount {
    width: 100%;
    max-width: 600px;
    display: flex;
    justify-content: center;
}

.card-meta {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-mute);
    text-align: center;
}

.card-meta-box {
    color: var(--terracotta);
}

/* ---------- Flashcard ---------- */
.flashcard {
    width: 100%;
    max-width: 600px;
    perspective: 1600px;
    cursor: pointer;
    position: relative;
}

.flashcard-inner {
    position: relative;
    width: 100%;
    min-height: 340px;
    transition: transform 0.7s cubic-bezier(.2,.7,.3,1);
    transform-style: preserve-3d;
}

.flashcard.flipped .flashcard-inner {
    transform: rotateY(180deg);
}

.flashcard-face {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 48px 40px;
    background: var(--cream-soft);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-deep);
    text-align: center;
}

.flashcard-face-back {
    transform: rotateY(180deg);
    background: var(--ink);
    color: var(--cream);
    border-color: var(--ink);
}

.flashcard-face-corner {
    position: absolute;
    top: 18px;
    right: 22px;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ink-mute);
}
.flashcard-face-back .flashcard-face-corner {
    color: rgba(244, 237, 224, 0.6);
}

.flashcard-word {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(36px, 6vw, 64px);
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    font-variation-settings: 'opsz' 144;
}

.flashcard-face-front .flashcard-word {
    color: var(--ink);
}

.flashcard-face-front .flashcard-word::first-letter {
    color: var(--terracotta);
}

.flashcard-face-back .flashcard-word {
    font-style: italic;
    font-weight: 400;
    color: var(--terracotta-soft);
}

.flashcard-hint {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-mute);
    margin-top: 24px;
}
.flashcard-face-back .flashcard-hint {
    color: rgba(244, 237, 224, 0.5);
}

.flashcard-note {
    font-size: 14px;
    color: var(--ink-mute);
    font-style: italic;
    margin-top: 8px;
}
.flashcard-face-back .flashcard-note {
    color: rgba(244, 237, 224, 0.7);
}

/* ---------- Answer Buttons ---------- */
.answer-buttons {
    display: flex;
    gap: 16px;
    width: 100%;
    max-width: 600px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(8px);
    transition: all 0.4s cubic-bezier(.2,.7,.3,1);
}

.answer-buttons.visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.answer-btn {
    flex: 1;
    padding: 22px 24px;
    border-radius: var(--radius-lg);
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 19px;
    transition: all 0.2s;
    border: 1px solid;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.answer-btn-wrong {
    background: var(--paper);
    color: var(--terracotta-dark);
    border-color: var(--terracotta-soft);
}
.answer-btn-wrong:hover {
    background: var(--terracotta-dark);
    color: var(--cream);
    border-color: var(--terracotta-dark);
    transform: translateY(-2px);
}

.answer-btn-right {
    background: var(--paper);
    color: var(--verde);
    border-color: var(--verde-soft);
}
.answer-btn-right:hover {
    background: var(--verde);
    color: var(--cream);
    border-color: var(--verde);
    transform: translateY(-2px);
}

.answer-btn-kbd {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 500;
    padding: 3px 7px;
    background: rgba(0, 0, 0, 0.06);
    border-radius: 4px;
    letter-spacing: 0.1em;
}

.answer-btn:hover .answer-btn-kbd {
    background: rgba(255, 255, 255, 0.18);
}

/* ---------- Empty State / Done ---------- */
.learn-empty {
    text-align: center;
    padding: 80px 24px;
    max-width: 520px;
    margin: 0 auto;
}

.learn-empty-icon {
    font-family: var(--font-display);
    font-style: italic;
    font-size: 96px;
    color: var(--terracotta);
    line-height: 1;
    margin-bottom: 16px;
}

.learn-empty-title {
    font-family: var(--font-display);
    font-size: 38px;
    font-weight: 600;
    line-height: 1.1;
    margin-bottom: 16px;
}

.learn-empty-text {
    color: var(--ink-soft);
    margin-bottom: 32px;
}

.learn-empty-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-pill {
    padding: 12px 24px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.02em;
    background: var(--ink);
    color: var(--cream);
    border: 1px solid var(--ink);
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.btn-pill:hover {
    background: var(--terracotta);
    border-color: var(--terracotta);
}
.btn-pill-ghost {
    background: transparent;
    color: var(--ink);
}
.btn-pill-ghost:hover {
    background: var(--ink);
    color: var(--cream);
}

/* ====================================================
   BROWSE / STATS OVERLAY
   ==================================================== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: var(--paper);
    z-index: 100;
    overflow-y: auto;
}

.modal-header {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 48px;
    background: rgba(251, 248, 241, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--line);
}

.modal-title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 28px;
}

.modal-content {
    max-width: 1100px;
    margin: 0 auto;
    padding: 48px 48px 96px;
}

/* Browse-Liste */
.browse-controls {
    display: flex;
    gap: 12px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.browse-search {
    flex: 1;
    min-width: 240px;
    padding: 14px 20px;
    background: var(--cream-soft);
    border: 1px solid var(--line);
    border-radius: 999px;
    font-family: inherit;
    font-size: 15px;
    color: var(--ink);
    outline: none;
    transition: border-color 0.2s;
}
.browse-search:focus {
    border-color: var(--terracotta);
}

.browse-filter {
    padding: 14px 20px;
    background: var(--cream-soft);
    border: 1px solid var(--line);
    border-radius: 999px;
    font-family: inherit;
    font-size: 14px;
    color: var(--ink);
    outline: none;
    cursor: pointer;
}

.browse-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.browse-table th {
    text-align: left;
    padding: 14px 20px;
    background: var(--cream);
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-soft);
    font-weight: 600;
    border-bottom: 1px solid var(--line);
}

.browse-table td {
    padding: 14px 20px;
    border-bottom: 1px solid var(--line);
    font-size: 15px;
    vertical-align: middle;
}

.browse-table tr:last-child td { border-bottom: none; }
.browse-table tr:hover td { background: var(--cream-soft); }

.browse-table .col-it {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--terracotta);
    font-size: 17px;
}

.browse-table .col-note {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--ink-mute);
}

.browse-table .col-box {
    text-align: center;
    width: 60px;
}

.box-badge {
    display: inline-block;
    min-width: 24px;
    padding: 2px 8px;
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 600;
    border-radius: 999px;
    background: var(--cream);
    color: var(--ink-soft);
}

.box-badge-5 {
    background: var(--verde);
    color: var(--cream);
}

/* Stats Page */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 48px;
}

.stat-big {
    padding: 28px;
    background: var(--cream-soft);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
}

.stat-big-num {
    font-family: var(--font-display);
    font-size: 56px;
    font-weight: 600;
    line-height: 1;
    color: var(--terracotta);
    margin-bottom: 8px;
    font-variation-settings: 'opsz' 144;
}

.stat-big-label {
    font-size: 13px;
    color: var(--ink-soft);
    letter-spacing: 0.04em;
}

.stats-section {
    margin-bottom: 48px;
}

.box-distribution {
    display: grid;
    grid-template-columns: 80px 1fr 80px;
    gap: 16px;
    align-items: center;
    margin-bottom: 12px;
}

.box-dist-label {
    font-family: var(--font-mono);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--ink-soft);
}

.box-dist-bar {
    height: 28px;
    background: var(--cream);
    border-radius: var(--radius);
    overflow: hidden;
    position: relative;
}

.box-dist-fill {
    height: 100%;
    background: linear-gradient(to right, var(--ochre), var(--terracotta));
    transition: width 0.8s cubic-bezier(.2,.7,.3,1);
    display: flex;
    align-items: center;
    padding-left: 12px;
    color: var(--cream);
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 600;
}

.box-dist-fill.fill-5 {
    background: linear-gradient(to right, var(--verde-soft), var(--verde));
}

.box-dist-count {
    text-align: right;
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--ink-soft);
}

.danger-zone {
    margin-top: 64px;
    padding: 24px;
    border: 1px dashed var(--terracotta-soft);
    border-radius: var(--radius-lg);
    background: rgba(196, 82, 31, 0.03);
}

.danger-title {
    font-family: var(--font-display);
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--terracotta-dark);
}

.danger-text {
    font-size: 14px;
    color: var(--ink-soft);
    margin-bottom: 16px;
}

.btn-danger {
    padding: 10px 20px;
    background: transparent;
    border: 1px solid var(--terracotta-dark);
    color: var(--terracotta-dark);
    border-radius: 999px;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.2s;
}
.btn-danger:hover {
    background: var(--terracotta-dark);
    color: var(--cream);
}

/* ---------- Toast ---------- */
.toast {
    position: fixed;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%) translateY(120%);
    z-index: 200;
    padding: 14px 22px;
    background: var(--ink);
    color: var(--cream);
    border-radius: 999px;
    font-size: 14px;
    font-weight: 500;
    box-shadow: var(--shadow-deep);
    transition: transform 0.4s cubic-bezier(.2,.7,.3,1);
}

.toast.visible {
    transform: translateX(-50%) translateY(0);
}

.toast-error { background: var(--terracotta-dark); }
.toast-success { background: var(--verde); }

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
    .site-header { padding: 20px 24px; }
    .container { padding: 40px 24px 64px; }
    .hero { margin-bottom: 56px; }
    .stats-row {
        padding: 24px 16px;
        gap: 8px;
        margin-bottom: 56px;
    }
    .stat-num { font-size: 36px; }
    .boxes-row { grid-template-columns: repeat(5, 1fr); gap: 6px; }
    .box-item { padding: 16px 6px; }
    .box-count { font-size: 26px; }
    .mode-section, .category-section, .boxes-section { margin-bottom: 56px; }
    .section-title { font-size: 26px; }

    .learn-header { padding: 16px 20px; }
    .learn-main { padding: 24px 16px; gap: 24px; }
    .flashcard-face { padding: 32px 24px; }
    .answer-buttons { flex-direction: column; gap: 10px; }
    .answer-btn { padding: 18px 20px; font-size: 17px; }

    .modal-header { padding: 16px 20px; }
    .modal-content { padding: 32px 20px 64px; }
    .browse-table { font-size: 13px; }
    .browse-table th, .browse-table td { padding: 10px 12px; }
    .browse-table .col-note { display: none; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}