/* ============================================================
   Vocabulary Training – Custom CSS (no Tailwind)
   Dark mode via .dark class on <html> (set by theme_controller.js)
   ============================================================ */

/* ---------- CSS Variables ---------- */
:root {
    --color-bg:           #f5f7fa;
    --color-surface:      #ffffff;
    --color-surface-alt:  #f0f2f5;
    --color-border:       #d1d5db;
    --color-border-light: #e5e7eb;
    --color-text:         #111827;
    --color-text-muted:   #6b7280;
    --color-text-light:   #9ca3af;

    --color-primary:      #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-primary-light:#dbeafe;

    --color-success:      #16a34a;
    --color-success-dark: #15803d;
    --color-success-light:#dcfce7;

    --color-warning:      #ca8a04;
    --color-warning-light:#fef9c3;

    --color-danger:       #dc2626;
    --color-danger-dark:  #b91c1c;
    --color-danger-light: #fee2e2;

    --color-nav:          #1e293b;
    --color-footer:       #334155;

    --shadow-sm: 0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);
    --shadow:    0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06);
    --shadow-lg: 0 10px 15px rgba(0,0,0,.1), 0 4px 6px rgba(0,0,0,.05);

    --radius-sm: 6px;
    --radius:    10px;
    --radius-lg: 14px;

    --transition: 0.2s ease;
}

html.dark {
    --color-bg:           #111827;
    --color-surface:      #1f2937;
    --color-surface-alt:  #374151;
    --color-border:       #4b5563;
    --color-border-light: #374151;
    --color-text:         #f9fafb;
    --color-text-muted:   #9ca3af;
    --color-text-light:   #6b7280;

    --color-primary-light:#1e3a8a;

    --color-success-light:#14532d;
    --color-warning-light:#713f12;
    --color-danger-light: #7f1d1d;

    --color-nav:          #0f172a;
    --color-footer:       #1e293b;

    --shadow-sm: 0 1px 3px rgba(0,0,0,.4);
    --shadow:    0 4px 6px rgba(0,0,0,.3);
    --shadow-lg: 0 10px 15px rgba(0,0,0,.4);
}

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

/* ---------- Base ---------- */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    transition: background var(--transition), color var(--transition);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Layout ---------- */
.container     { max-width: 1200px; margin: 0 auto; padding: 0 1.25rem; }
.container--sm { max-width: 480px;  margin: 0 auto; padding: 0 1.25rem; }
.container--md { max-width: 680px;  margin: 0 auto; padding: 0 1.25rem; }
.container--lg { max-width: 900px;  margin: 0 auto; padding: 0 1.25rem; }
.container--xl { max-width: 1100px; margin: 0 auto; padding: 0 1.25rem; }

main.site-main { flex: 1; padding: 2rem 0; }

/* ---------- Navigation ---------- */
.navbar {
    background: var(--color-nav);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}
.navbar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}
.navbar__brand a {
    color: #fff;
    font-size: 1.2rem;
    font-weight: 700;
    transition: color var(--transition);
    display: flex;
    align-items: center;
    gap: 0.6rem;
}
.navbar__brand a:hover { color: #93c5fd; text-decoration: none; }
.navbar__logo { width: 30px; height: 30px; flex-shrink: 0; }
.navbar__end { display: flex; align-items: center; gap: 1.5rem; }

/* KnpMenu */
.nav-menu { display: flex; align-items: center; gap: 1.25rem; list-style: none; }
.nav-menu a {
    color: #cbd5e1;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color var(--transition);
    padding-bottom: 2px;
    border-bottom: 2px solid transparent;
}
.nav-menu a:hover { color: #fff; text-decoration: none; }
.nav-menu a.current { color: #93c5fd; border-bottom-color: #93c5fd; }

/* Auth links */
.navbar__auth { display: flex; align-items: center; gap: 0.75rem; }
.navbar__auth a { color: #cbd5e1; font-size: 0.9rem; transition: color var(--transition); }
.navbar__auth a:hover { color: #fff; text-decoration: none; }
.navbar__auth .btn { color: #fff; }

/* ---------- User Menu ---------- */
.user-menu { position: relative; }
.user-menu__toggle { background: none; border: none; cursor: pointer; padding: 0; display: flex; align-items: center; }
.user-menu__avatar { width: 40px; height: 40px; border-radius: 50%; border: 2px solid #fff; transition: border-color var(--transition); }
.user-menu__toggle:hover .user-menu__avatar { border-color: #93c5fd; }

.user-menu__dropdown {
    display: none;
    position: absolute;
    right: 0;
    top: calc(100% + 8px);
    width: 220px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    z-index: 200;
    overflow: hidden;
}
.user-menu__dropdown.is-open { display: block; }
.user-menu__header { padding: 0.75rem 1rem; border-bottom: 1px solid var(--color-border-light); }
.user-menu__email { font-size: 0.85rem; font-weight: 600; color: var(--color-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-menu__item { display: block; padding: 0.6rem 1rem; font-size: 0.875rem; color: var(--color-text-muted); transition: background var(--transition), color var(--transition); }
.user-menu__item:hover { background: var(--color-surface-alt); color: var(--color-text); text-decoration: none; }
.user-menu__divider { border: none; border-top: 1px solid var(--color-border-light); margin: 0.25rem 0; }
.user-menu__logout { width: 100%; text-align: left; background: none; border: none; cursor: pointer; padding: 0.6rem 1rem; font-size: 0.875rem; color: var(--color-danger); transition: background var(--transition); }
.user-menu__logout:hover { background: var(--color-surface-alt); }

/* ---------- Footer ---------- */
.footer { background: var(--color-footer); color: #94a3b8; text-align: center; padding: 1.5rem 0; font-size: 0.875rem; }

/* ---------- Flash Messages ---------- */
.flash { padding: 0.85rem 1rem; border-radius: var(--radius-sm); margin-bottom: 1rem; font-size: 0.9rem; border: 1px solid transparent; }
.flash--success { background: var(--color-success-light); color: var(--color-success); border-color: var(--color-success); }
.flash--warning { background: var(--color-warning-light); color: var(--color-warning); border-color: var(--color-warning); }
.flash--error   { background: var(--color-danger-light);  color: var(--color-danger);  border-color: var(--color-danger); }

/* ---------- Card ---------- */
.card { background: var(--color-surface); border-radius: var(--radius-lg); box-shadow: var(--shadow); padding: 2rem; }
.card--alt { background: var(--color-surface-alt); box-shadow: none; border: 1px solid var(--color-border-light); }
.card--sm { padding: 1.25rem; }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 1.4rem;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: background var(--transition), box-shadow var(--transition);
    box-shadow: var(--shadow-sm);
    line-height: 1.4;
}
.btn:hover { text-decoration: none; box-shadow: var(--shadow); }
.btn:active { transform: translateY(1px); }
.btn:disabled, .btn[disabled] { opacity: 0.5; cursor: not-allowed; box-shadow: none; }

.btn--primary   { background: var(--color-primary); color: #fff; }
.btn--primary:hover { background: var(--color-primary-dark); }
.btn--success   { background: var(--color-success); color: #fff; }
.btn--success:hover { background: var(--color-success-dark); }
.btn--danger    { background: var(--color-danger);  color: #fff; }
.btn--danger:hover  { background: var(--color-danger-dark); }
.btn--secondary { background: var(--color-surface-alt); color: var(--color-text); border: 1px solid var(--color-border); box-shadow: none; }
.btn--secondary:hover { background: var(--color-border-light); }
.btn--lg   { padding: 0.85rem 2rem; font-size: 1.05rem; border-radius: var(--radius); }
.btn--sm   { padding: 0.35rem 0.85rem; font-size: 0.8rem; }
.btn--full { width: 100%; }

/* ---------- Forms ---------- */
.form-group { margin-bottom: 1.5rem; }

label, .label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.4rem;
}

.form-control {
    width: 100%;
    padding: 0.65rem 0.9rem;
    font-size: 0.95rem;
    color: var(--color-text);
    background: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition), box-shadow var(--transition);
    line-height: 1.5;
    font-family: inherit;
}
.form-control:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(37,99,235,.15); }
textarea.form-control { resize: vertical; min-height: 100px; }

.form-hint  { font-size: 0.8rem; color: var(--color-text-muted); margin-top: 0.3rem; }
.form-error { font-size: 0.8rem; color: var(--color-danger); margin-top: 0.3rem; }
.label-hint { font-weight: 400; color: var(--color-text-muted); font-size: 0.8rem; }

.form-row { display: flex; gap: 1rem; align-items: flex-start; }
.form-row > * { flex: 1; }

.checkbox-group { display: flex; align-items: center; gap: 0.5rem; }
.checkbox-group input[type="checkbox"] { width: 1rem; height: 1rem; accent-color: var(--color-primary); flex-shrink: 0; }
.checkbox-group label { margin: 0; font-weight: 400; }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.table thead tr { background: var(--color-surface-alt); border-bottom: 2px solid var(--color-border); }
.table th { text-align: left; padding: 0.85rem 1rem; font-weight: 600; color: var(--color-text); white-space: nowrap; }
.table td { padding: 0.85rem 1rem; color: var(--color-text); border-bottom: 1px solid var(--color-border-light); vertical-align: middle; }
.table tbody tr:hover { background: var(--color-surface-alt); }
.table tbody tr:last-child td { border-bottom: none; }

/* ---------- Grid helpers ---------- */
.grid { display: grid; gap: 1.5rem; }
.grid--2    { grid-template-columns: repeat(2, 1fr); }
.grid--3    { grid-template-columns: repeat(3, 1fr); }
.grid--auto { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

@media (max-width: 768px) {
    .grid--2, .grid--3 { grid-template-columns: 1fr; }
}

/* ---------- Flex helpers ---------- */
.flex          { display: flex; }
.flex--center  { align-items: center; }
.flex--between { justify-content: space-between; }
.flex--gap     { gap: 1rem; }
.flex--gap-sm  { gap: 0.5rem; }
.flex--wrap    { flex-wrap: wrap; }
.flex--col     { flex-direction: column; }

/* ---------- Spacing helpers ---------- */
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

/* ---------- Typography ---------- */
.page-title    { font-size: 1.875rem; font-weight: 700; color: var(--color-text); margin-bottom: 1.5rem; }
.section-title { font-size: 1.25rem;  font-weight: 600; color: var(--color-text); margin-bottom: 1rem; }
.text-center   { text-align: center; }
.text-muted    { color: var(--color-text-muted); }
.text-sm       { font-size: 0.875rem; }
.text-lg       { font-size: 1.125rem; }
.font-semibold { font-weight: 600; }
.font-bold     { font-weight: 700; }
.font-mono     { font-family: 'Menlo', 'Consolas', 'Monaco', monospace; }

/* ---------- Stat Cards ---------- */
.stat-card { background: var(--color-surface); border-radius: var(--radius-lg); box-shadow: var(--shadow); padding: 1.5rem; text-align: center; }
.stat-card__value { font-size: 2.5rem; font-weight: 700; line-height: 1.1; margin-bottom: 0.4rem; }
.stat-card__label { font-size: 0.9rem; color: var(--color-text-muted); }
.stat-card--blue   .stat-card__value { color: var(--color-primary); }
.stat-card--green  .stat-card__value { color: var(--color-success); }
.stat-card--purple .stat-card__value { color: #7c3aed; }

/* ---------- Tag Badge ---------- */
.tag { display: inline-block; background: var(--color-primary); color: #fff; font-size: 0.75rem; font-weight: 600; padding: 0.2rem 0.55rem; border-radius: 4px; margin-right: 0.25rem; margin-bottom: 0.25rem; }

/* ---------- Success Rate ---------- */
.rate--good   { color: var(--color-success); font-weight: 600; }
.rate--medium { color: var(--color-warning); font-weight: 600; }
.rate--bad    { color: var(--color-danger);  font-weight: 600; }

/* ---------- Progress Bar ---------- */
.progress { background: var(--color-border); border-radius: 999px; height: 10px; overflow: hidden; }
.progress__bar { height: 100%; background: var(--color-primary); border-radius: 999px; transition: width 0.3s ease; }

/* ---------- Alert (inline) ---------- */
.alert { padding: 0.85rem 1rem; border-radius: var(--radius-sm); font-size: 0.9rem; border: 1px solid transparent; }
.alert--info    { background: var(--color-primary-light); color: var(--color-primary-dark); border-color: var(--color-primary); }
.alert--success { background: var(--color-success-light); color: var(--color-success); border-color: var(--color-success); }
.alert--warning { background: var(--color-warning-light); color: var(--color-warning); border-color: var(--color-warning); }
.alert--danger  { background: var(--color-danger-light);  color: var(--color-danger);  border-color: var(--color-danger); }

/* ---------- Training Question ---------- */
.question-hero { background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark)); color: #fff; border-radius: var(--radius-lg); padding: 2rem; text-align: center; margin-bottom: 2rem; box-shadow: var(--shadow-lg); }
.question-hero__word    { font-size: 3rem; font-weight: 700; line-height: 1.1; margin-bottom: 0.5rem; }
.question-hero__spelling { font-size: 1.1rem; opacity: 0.85; }
.question-hero--gradient { background: linear-gradient(135deg, #16a34a, #15803d); }
.question-hero__speak {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,.15);
    border: 1px solid rgba(255,255,255,.3);
    color: #fff;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    margin-top: 0.75rem;
    transition: all var(--transition);
}
.question-hero__speak:hover { background: rgba(255,255,255,.25); }
.question-hero__speak.is-speaking { animation: speakPulse 0.8s ease-in-out infinite; }

.choices { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; }

.choice-btn {
    display: block;
    width: 100%;
    padding: 1rem 1.25rem;
    font-size: 1rem;
    font-family: inherit;
    text-align: left;
    background: var(--color-surface-alt);
    color: var(--color-text);
    border: 2px solid var(--color-border-light);
    border-radius: var(--radius);
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition);
    box-shadow: var(--shadow-sm);
}
.choice-btn:hover { background: var(--color-primary-light); border-color: var(--color-primary); }

/* Matching: grid layout */
.matching-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.6rem 1rem;
}

/* Matching: card */
.matching-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    border-radius: var(--radius-lg);
    border: 2px solid var(--color-border-light);
    background: var(--color-surface-alt);
    color: var(--color-text);
    cursor: pointer;
    transition: all 0.25s cubic-bezier(.4,0,.2,1);
    box-shadow: var(--shadow-sm);
    user-select: none;
    min-height: 56px;
    position: relative;
    overflow: hidden;
}
.matching-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    opacity: 0;
    transition: opacity 0.25s;
    pointer-events: none;
}
.matching-card:hover:not(.is-correct):not(.is-wrong) {
    border-color: var(--color-primary);
    box-shadow: var(--shadow), 0 0 0 3px rgba(37,99,235,.1);
    transform: translateY(-1px);
}
.matching-card.is-selected {
    border-color: var(--color-primary);
    background: var(--color-primary-light);
    box-shadow: var(--shadow), 0 0 0 3px rgba(37,99,235,.2);
    transform: scale(1.02);
}
.matching-card.is-correct {
    border-color: var(--color-success);
    background: var(--color-success-light);
    color: var(--color-success);
    cursor: default;
    box-shadow: var(--shadow-sm);
    transform: none;
}
.matching-card.is-correct .matching-card__text::after {
    content: ' \2713';
    font-weight: 700;
}
.matching-card.is-wrong {
    border-color: var(--color-danger);
    background: var(--color-danger-light);
    color: var(--color-danger);
    animation: matchShake 0.4s ease-in-out;
}

.matching-card__text {
    font-size: 1.05rem;
    font-weight: 500;
    flex: 1;
}

.matching-card__speak {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-muted);
    padding: 0.3rem;
    border-radius: 50%;
    transition: all var(--transition);
    flex-shrink: 0;
    margin-left: 0.5rem;
}
.matching-card__speak:hover {
    color: var(--color-primary);
    background: rgba(37,99,235,.1);
}
.matching-card__speak.is-speaking {
    color: var(--color-primary);
    animation: speakPulse 0.8s ease-in-out infinite;
}

/* Matching: status bar */
.matching-status {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.85rem 1.25rem;
    border-radius: var(--radius);
    background: var(--color-surface-alt);
    border: 1px solid var(--color-border-light);
    font-size: 0.9rem;
    color: var(--color-text-muted);
    transition: all var(--transition);
}
.matching-status--complete {
    background: var(--color-success-light);
    border-color: var(--color-success);
    color: var(--color-success);
}
.matching-status__icon { font-size: 1.1rem; }
.matching-status__text { font-weight: 500; }

@keyframes matchShake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-6px); }
    40% { transform: translateX(6px); }
    60% { transform: translateX(-4px); }
    80% { transform: translateX(4px); }
}

@keyframes speakPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

@media (max-width: 640px) {
    .matching-grid { grid-template-columns: 1fr 1fr; gap: 0.4rem 0.5rem; }
    .matching-card { padding: 0.75rem 0.85rem; min-height: 44px; }
    .matching-card__text { font-size: 0.9rem; }
}

/* Legacy matching-item (kept for non-matching question types) */
.matching-item {
    padding: 1rem;
    margin-bottom: 0.5rem;
    border-radius: var(--radius);
    border: 2px solid var(--color-border-light);
    background: var(--color-surface-alt);
    color: var(--color-text);
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition);
    box-shadow: var(--shadow-sm);
    user-select: none;
}
.matching-item:hover  { background: var(--color-primary-light); border-color: var(--color-primary); }
.matching-item.is-selected { background: var(--color-primary-light); border-color: var(--color-primary); }
.matching-item.is-matched  { background: var(--color-success-light); border-color: var(--color-success); color: var(--color-success); cursor: default; }

/* ---------- Tag Manager ---------- */
.tag-row { display: flex; gap: 0.5rem; align-items: center; margin-bottom: 0.5rem; }
.tag-row .form-control { flex: 1; }
.btn--remove { background: none; border: none; color: var(--color-danger); cursor: pointer; font-size: 1.2rem; line-height: 1; padding: 0.25rem 0.5rem; border-radius: var(--radius-sm); transition: background var(--transition); }
.btn--remove:hover { background: var(--color-danger-light); }

/* ---------- Profile Info (legacy) ---------- */
.info-grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.info-item { background: var(--color-surface-alt); border-radius: var(--radius); padding: 1.25rem; }
.info-item__label { font-size: 0.8rem; font-weight: 500; color: var(--color-text-muted); margin-bottom: 0.35rem; }
.info-item__value { font-size: 1.05rem; font-weight: 600; color: var(--color-text); }

/* ---------- Profile Header ---------- */
.profile-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: 2rem;
    margin-bottom: 1.5rem;
}
.profile-header__avatar img {
    width: 96px;
    height: 96px;
    border-radius: 50%;
    border: 3px solid var(--color-primary);
    box-shadow: 0 0 0 4px var(--color-primary-light);
}
.profile-header__info { flex: 1; min-width: 0; }
.profile-header__name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 0.5rem;
    word-break: break-all;
}
.profile-header__meta { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 0.5rem; }
.profile-header__joined { font-size: 0.85rem; color: var(--color-text-muted); }
.profile-header__actions { flex-shrink: 0; }

/* ---------- Profile Badges ---------- */
.profile-badge {
    display: inline-flex;
    align-items: center;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.65rem;
    border-radius: 999px;
    background: var(--color-surface-alt);
    color: var(--color-text-muted);
    border: 1px solid var(--color-border-light);
}
.profile-badge--success { background: var(--color-success-light); color: var(--color-success); border-color: var(--color-success); }
.profile-badge--warning { background: var(--color-warning-light); color: var(--color-warning); border-color: var(--color-warning); }
.profile-badge--primary { background: var(--color-primary-light); color: var(--color-primary); border-color: var(--color-primary); }

/* ---------- Profile Stats Row ---------- */
.profile-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.profile-stat {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: 1.25rem;
    text-align: center;
}
.profile-stat__value {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0.25rem;
}
.profile-stat__label { font-size: 0.8rem; color: var(--color-text-muted); font-weight: 500; }
.profile-stat__value--blue   { color: var(--color-primary); }
.profile-stat__value--green  { color: var(--color-success); }
.profile-stat__value--purple { color: #7c3aed; }
.profile-stat__value--amber  { color: var(--color-warning); }

/* ---------- Profile Grid (2-col) ---------- */
.profile-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

/* ---------- Profile Detail Rows ---------- */
.profile-detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.7rem 0;
    border-bottom: 1px solid var(--color-border-light);
}
.profile-detail-row:last-child { border-bottom: none; }
.profile-detail-row__label { font-size: 0.875rem; color: var(--color-text-muted); }
.profile-detail-row__value { font-size: 0.875rem; font-weight: 600; color: var(--color-text); }

/* ---------- Profile Toggle ---------- */
.toggle {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
}
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle__slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: var(--color-border);
    border-radius: 999px;
    transition: background var(--transition);
}
.toggle__slider::before {
    content: '';
    position: absolute;
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background: #fff;
    border-radius: 50%;
    transition: transform var(--transition);
}
.toggle input:checked + .toggle__slider { background: var(--color-primary); }
.toggle input:checked + .toggle__slider::before { transform: translateX(20px); }

@media (max-width: 768px) {
    .profile-header { flex-direction: column; text-align: center; }
    .profile-header__meta { justify-content: center; }
    .profile-stats { grid-template-columns: repeat(2, 1fr); }
    .profile-grid { grid-template-columns: 1fr; }
}

/* ---------- Code / Info box ---------- */
.code-block { background: var(--color-surface-alt); border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: 0.75rem 1rem; font-family: 'Menlo', 'Consolas', monospace; font-size: 0.85rem; color: var(--color-text); display: block; white-space: pre-wrap; }
.infobox { background: var(--color-surface-alt); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 1.5rem; }
.infobox__title { font-weight: 600; margin-bottom: 0.75rem; }

/* ---------- Hero (landing) ---------- */
.hero { padding: 3rem 2rem; text-align: center; }
.hero__logo {
    width: 100px;
    height: 100px;
    margin: 0 auto 1.5rem;
    filter: drop-shadow(0 6px 16px rgba(37, 99, 235, 0.3));
}
.hero__title { font-size: 2.75rem; font-weight: 700; margin-bottom: 1rem; }
.hero__subtitle { font-size: 1.15rem; color: var(--color-text-muted); margin-bottom: 2rem; }
.hero__actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ---------- Login Logo ---------- */
.login-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-border-light);
}
.login-logo__img {
    width: 80px;
    height: 80px;
    margin-bottom: 0.75rem;
    filter: drop-shadow(0 4px 12px rgba(37, 99, 235, 0.25));
}
.login-logo__title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 0.25rem;
}

/* ---------- Language card (training index) ---------- */
.lang-card {
    display: block;
    background: var(--color-surface);
    border: 2px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    text-decoration: none;
    transition: border-color var(--transition), box-shadow var(--transition), transform 0.15s;
    box-shadow: var(--shadow);
}
.lang-card:hover { border-color: var(--color-primary); box-shadow: var(--shadow-lg); transform: translateY(-2px); text-decoration: none; }
.lang-card__flag  { font-size: 3rem; margin-bottom: 0.5rem; line-height: 1; }
.lang-card__name  { font-size: 1.25rem; font-weight: 700; color: var(--color-text); margin-bottom: 0.25rem; }
.lang-card__label { color: var(--color-text-muted); font-size: 0.8rem; }

/* ---------- Configure Header ---------- */
.configure-header {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    margin-bottom: 2rem;
}
.configure-header__flag { font-size: 3.5rem; line-height: 1; }

/* ---------- Language Select (radio cards) ---------- */
.language-select {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}
.language-option {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.6rem 1rem;
    background: var(--color-surface-alt);
    border: 2px solid var(--color-border-light);
    border-radius: var(--radius);
    cursor: pointer;
    transition: border-color var(--transition), background var(--transition);
    user-select: none;
}
.language-option input[type="radio"] { display: none; }
.language-option:hover { border-color: var(--color-primary); }
.language-option.is-active { border-color: var(--color-primary); background: var(--color-primary-light); }
.language-option__flag { font-size: 1.5rem; line-height: 1; }
.language-option__name { font-weight: 600; color: var(--color-text); font-size: 0.95rem; }
.language-option__code { font-size: 0.75rem; color: var(--color-text-muted); font-weight: 500; }

/* ---------- Direction Select (radio cards) ---------- */
.direction-select {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.direction-option {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: var(--color-surface-alt);
    border: 2px solid var(--color-border-light);
    border-radius: var(--radius);
    cursor: pointer;
    transition: border-color var(--transition), background var(--transition);
    user-select: none;
}
.direction-option input[type="radio"] { display: none; }
.direction-option:hover { border-color: var(--color-primary); }
.direction-option.is-active { border-color: var(--color-primary); background: var(--color-primary-light); }
.direction-option__icon { font-size: 1.25rem; line-height: 1; flex-shrink: 0; }
.direction-option__text { display: flex; flex-direction: column; }
.direction-option__title { font-weight: 600; color: var(--color-text); font-size: 0.95rem; }
.direction-option__desc { font-size: 0.8rem; color: var(--color-text-muted); }

/* ---------- Tag Filter (accordion + chips) ---------- */
.tag-category-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.tag-category {
    background: var(--color-surface-alt);
    border: 2px solid var(--color-border-light);
    border-radius: var(--radius);
    overflow: hidden;
    transition: border-color var(--transition);
}
.tag-category.is-open { border-color: var(--color-primary); }

.tag-category__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    cursor: pointer;
    user-select: none;
    transition: background var(--transition);
}
.tag-category__header:hover { background: rgba(37, 99, 235, 0.08); }

.tag-category__name {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-text);
}

.tag-category__end { display: flex; align-items: center; gap: 0.5rem; }

.tag-category__count {
    font-size: 0.75rem;
    background: var(--color-border);
    color: var(--color-text-muted);
    padding: 0.1rem 0.5rem;
    border-radius: 999px;
    font-weight: 500;
}

.tag-category__arrow {
    color: var(--color-text-muted);
    font-size: 0.8rem;
    transition: transform var(--transition);
}
.tag-category.is-open .tag-category__arrow { transform: rotate(180deg); }

.tag-category__values {
    display: none;
    padding: 0 0.75rem 0.75rem;
}
.tag-category.is-open .tag-category__values { display: block; }

.tag-chips { display: flex; flex-wrap: wrap; gap: 0.4rem; }

.tag-chip {
    display: inline-flex;
    align-items: center;
    padding: 0.35rem 0.75rem;
    font-size: 0.85rem;
    font-weight: 500;
    background: var(--color-surface);
    border: 1.5px solid var(--color-border);
    border-radius: 999px;
    cursor: pointer;
    transition: all var(--transition);
    user-select: none;
    color: var(--color-text);
}
.tag-chip:hover { border-color: var(--color-primary); background: var(--color-primary-light); }
.tag-chip.is-selected { background: var(--color-primary); border-color: var(--color-primary); color: #fff; }
.tag-chip.is-selected::after { content: '\00d7'; margin-left: 0.4rem; font-size: 0.85rem; opacity: 0.8; }
.tag-chip input[type="checkbox"] { display: none; }

.tag-filter-summary {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--color-border-light);
}

.selected-tag-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.3rem 0.7rem;
    font-size: 0.8rem;
    font-weight: 600;
    background: var(--color-primary);
    color: #fff;
    border-radius: 999px;
}
.selected-tag-badge__category { opacity: 0.7; font-weight: 400; }
.selected-tag-badge__remove {
    background: none;
    border: none;
    color: #fff;
    opacity: 0.7;
    cursor: pointer;
    font-size: 0.95rem;
    padding: 0;
    margin-left: 0.15rem;
    line-height: 1;
}
.selected-tag-badge__remove:hover { opacity: 1; }

.no-filter-hint { font-size: 0.8rem; color: var(--color-text-light); font-style: italic; }

/* ---------- Result Feedback ---------- */
.result-card {
    text-align: center;
    padding: 2rem;
    animation: resultSlideIn 0.4s ease-out;
}

.result-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}
.result-icon--success {
    background: var(--color-success-light);
    color: var(--color-success);
    animation: resultPop 0.5s cubic-bezier(.175,.885,.32,1.275);
}
.result-icon--error {
    background: var(--color-danger-light);
    color: var(--color-danger);
    animation: resultShake 0.5s ease-in-out;
}

.result-card__title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}
.result-card--success .result-card__title { color: var(--color-success); }
.result-card--error .result-card__title { color: var(--color-danger); }

.result-card__message {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
}

.result-streak {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    background: linear-gradient(135deg, #f59e0b, #ef4444);
    color: #fff;
    font-weight: 700;
    font-size: 0.9rem;
    padding: 0.4rem 1rem;
    border-radius: 999px;
    margin-bottom: 1.25rem;
    animation: streakBounce 0.6s cubic-bezier(.175,.885,.32,1.275);
}

.result-word-pair {
    background: var(--color-surface-alt);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius);
    padding: 1.25rem;
    margin-bottom: 1.25rem;
    text-align: left;
}

.result-word-pair__row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 0;
}
.result-word-pair__row + .result-word-pair__row {
    border-top: 1px solid var(--color-border-light);
}

.result-word-pair__label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.result-word-pair__value {
    font-size: 1.1rem;
    font-weight: 600;
}
.result-word-pair__value--correct { color: var(--color-success); }
.result-word-pair__value--wrong {
    color: var(--color-danger);
    text-decoration: line-through;
    opacity: 0.7;
}

.result-word-pair__context {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding-top: 0.85rem;
    margin-top: 0.75rem;
    border-top: 1px solid var(--color-border-light);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text);
}

.result-word-pair__arrow {
    color: var(--color-text-muted);
    font-size: 1.1rem;
}

.result-speak-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    cursor: pointer;
    padding: 0.35rem;
    border-radius: 50%;
    transition: all var(--transition);
    flex-shrink: 0;
}
.result-speak-btn:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
    background: var(--color-primary-light);
}
.result-speak-btn.is-speaking { animation: speakPulse 0.8s ease-in-out infinite; }

.result-score {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1.5rem;
    padding: 1rem 0;
}

.result-score__item { text-align: center; }

.result-score__value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.2;
}

.result-score__label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

.result-next-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.result-hint {
    display: block;
    opacity: 0;
    animation: hintFadeIn 0.5s 1s ease forwards;
}

@keyframes resultSlideIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes resultPop {
    0% { transform: scale(0); opacity: 0; }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); opacity: 1; }
}

@keyframes resultShake {
    0%, 100% { transform: translateX(0); }
    15% { transform: translateX(-8px); }
    30% { transform: translateX(8px); }
    45% { transform: translateX(-6px); }
    60% { transform: translateX(6px); }
    75% { transform: translateX(-3px); }
    90% { transform: translateX(3px); }
}

@keyframes streakBounce {
    0% { transform: scale(0); }
    60% { transform: scale(1.15); }
    100% { transform: scale(1); }
}

@keyframes hintFadeIn {
    to { opacity: 1; }
}

/* ---------- Training Completion Page ---------- */

/* Hero */
.completion-hero {
    text-align: center;
    padding: 2.5rem 2rem 2rem;
    border-radius: var(--radius-lg);
    margin-bottom: 1.5rem;
    animation: resultSlideIn 0.5s ease-out;
    background: var(--color-surface);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}
.completion-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    opacity: 0.06;
    background: radial-gradient(circle at 30% 20%, currentColor 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, currentColor 0%, transparent 50%);
    pointer-events: none;
}
.completion-hero--excellent { color: var(--color-success); }
.completion-hero--great { color: var(--color-success); }
.completion-hero--good { color: var(--color-primary); }
.completion-hero--needs_practice { color: var(--color-warning); }

.completion-hero__icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    animation: resultPop 0.6s cubic-bezier(.175,.885,.32,1.275);
}
.completion-hero--excellent .completion-hero__icon,
.completion-hero--great .completion-hero__icon { background: var(--color-success-light); }
.completion-hero--good .completion-hero__icon { background: var(--color-primary-light); }
.completion-hero--needs_practice .completion-hero__icon { background: var(--color-warning-light); }

.completion-hero__title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 0.5rem;
}
.completion-hero__message {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    margin-bottom: 1.75rem;
}

/* Accuracy Ring */
.accuracy-ring {
    position: relative;
    width: 140px;
    height: 140px;
    margin: 0 auto;
}
.accuracy-ring__svg {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}
.accuracy-ring__track {
    stroke: var(--color-border-light);
}
.accuracy-ring__fill {
    stroke: var(--color-success);
    stroke-linecap: round;
    transition: stroke-dashoffset 1.5s cubic-bezier(.4,0,.2,1);
}
.completion-hero--good .accuracy-ring__fill { stroke: var(--color-primary); }
.completion-hero--needs_practice .accuracy-ring__fill { stroke: var(--color-warning); }

.accuracy-ring__label {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
.accuracy-ring__value {
    font-size: 2.25rem;
    font-weight: 800;
    line-height: 1;
    color: var(--color-text);
}
.accuracy-ring__percent {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text-muted);
}
.accuracy-ring__text {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 600;
    margin-top: 0.15rem;
}

/* Stats Grid */
.completion-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.completion-stat {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: 1.25rem 1rem;
    text-align: center;
    animation: resultSlideIn 0.5s ease-out;
    animation-fill-mode: backwards;
}
.completion-stat:nth-child(1) { animation-delay: 0.1s; }
.completion-stat:nth-child(2) { animation-delay: 0.2s; }
.completion-stat:nth-child(3) { animation-delay: 0.3s; }
.completion-stat:nth-child(4) { animation-delay: 0.4s; }

.completion-stat__icon {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.75rem;
}
.completion-stat__icon--blue   { background: var(--color-primary-light); color: var(--color-primary); }
.completion-stat__icon--green  { background: var(--color-success-light); color: var(--color-success); }
.completion-stat__icon--amber  { background: var(--color-warning-light); color: var(--color-warning); }
.completion-stat__icon--purple { background: rgba(124, 58, 237, 0.12); color: #7c3aed; }
html.dark .completion-stat__icon--purple { background: rgba(124, 58, 237, 0.2); }

.completion-stat__value {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0.25rem;
}
.completion-stat__value--blue   { color: var(--color-primary); }
.completion-stat__value--green  { color: var(--color-success); }
.completion-stat__value--amber  { color: var(--color-warning); }
.completion-stat__value--purple { color: #7c3aed; }

.completion-stat__label {
    font-size: 0.78rem;
    color: var(--color-text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

/* Sections */
.completion-section {
    margin-bottom: 1.5rem;
    animation: resultSlideIn 0.5s ease-out;
    animation-fill-mode: backwards;
    animation-delay: 0.5s;
}
.completion-section--practice {
    border-left: 4px solid var(--color-danger);
}
.completion-section__title {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 1.25rem;
}
.completion-section__title svg { color: var(--color-primary); flex-shrink: 0; }
.completion-section__title--danger svg { color: var(--color-danger); }

.completion-section__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    padding: 0.25rem 0;
    user-select: none;
}
.completion-section__header:hover .completion-section__toggle { color: var(--color-primary); }
.completion-section__toggle {
    background: none;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    display: flex;
    align-items: center;
}
.completion-section__toggle.is-open { transform: rotate(180deg); }

/* Type Breakdown */
.type-breakdown { display: flex; flex-direction: column; gap: 1rem; }
.type-breakdown__row {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    align-items: center;
    gap: 1rem;
}
.type-breakdown__info {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.type-breakdown__name {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-text);
}
.type-breakdown__name svg { color: var(--color-text-muted); }
.type-breakdown__score {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-weight: 500;
}
.type-breakdown__bar {
    height: 8px;
    background: var(--color-border-light);
    border-radius: 999px;
    overflow: hidden;
}
.type-breakdown__bar-fill {
    height: 100%;
    border-radius: 999px;
    transition: width 1s cubic-bezier(.4,0,.2,1);
    min-width: 2px;
}
.type-breakdown__bar-fill--green { background: var(--color-success); }
.type-breakdown__bar-fill--amber { background: var(--color-warning); }
.type-breakdown__bar-fill--red   { background: var(--color-danger); }
.type-breakdown__pct {
    font-size: 0.9rem;
    font-weight: 700;
    min-width: 3rem;
    text-align: right;
}
.type-breakdown__pct--green { color: var(--color-success); }
.type-breakdown__pct--amber { color: var(--color-warning); }
.type-breakdown__pct--red   { color: var(--color-danger); }

/* Practice Words */
.practice-words {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 0.75rem;
}
.practice-word {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.85rem 1rem;
    background: var(--color-danger-light);
    border: 1px solid var(--color-danger);
    border-radius: var(--radius);
    position: relative;
}
.practice-word__foreign {
    font-weight: 700;
    color: var(--color-text);
    font-size: 0.95rem;
}
.practice-word__arrow { color: var(--color-text-muted); flex-shrink: 0; display: flex; }
.practice-word__translation {
    font-weight: 500;
    color: var(--color-text);
    font-size: 0.95rem;
}
.practice-word__spelling {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-left: auto;
    font-style: italic;
}

/* Recap List */
.recap-list {
    margin-top: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.recap-item {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.85rem 1rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-border-light);
    background: var(--color-surface);
    transition: background var(--transition);
}
.recap-item:hover { background: var(--color-surface-alt); }

.recap-item--correct .recap-item__status { color: var(--color-success); }
.recap-item--wrong .recap-item__status { color: var(--color-danger); }

.recap-item__status {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.recap-item--correct .recap-item__status { background: var(--color-success-light); }
.recap-item--wrong .recap-item__status { background: var(--color-danger-light); }

.recap-item__content { flex: 1; min-width: 0; }
.recap-item__word-pair {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    flex-wrap: wrap;
}
.recap-item__foreign {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--color-text);
}
.recap-item__arrow { color: var(--color-text-light); display: flex; flex-shrink: 0; }
.recap-item__translation {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--color-text-muted);
}
.recap-item__detail {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 0.35rem;
    font-size: 0.8rem;
}
.recap-item__your-answer { color: var(--color-danger); }
.recap-item__your-answer strong { text-decoration: line-through; }
.recap-item__correct-answer { color: var(--color-success); }

.recap-item__meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.2rem;
    flex-shrink: 0;
}
.recap-item__type {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-text-light);
    background: var(--color-surface-alt);
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
}
.recap-item__time {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

/* Action Buttons */
.completion-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 0.5rem;
    margin-bottom: 2rem;
    animation: resultSlideIn 0.5s ease-out;
    animation-fill-mode: backwards;
    animation-delay: 0.6s;
}
.completion-actions__btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

@media (max-width: 768px) {
    .completion-stats { grid-template-columns: repeat(2, 1fr); }
    .completion-hero__title { font-size: 1.6rem; }
    .type-breakdown__row { grid-template-columns: 1fr; gap: 0.35rem; }
    .practice-words { grid-template-columns: 1fr; }
    .completion-actions { flex-direction: column; align-items: stretch; }
    .completion-actions__btn { justify-content: center; }
}

@media (max-width: 480px) {
    .completion-stats { grid-template-columns: 1fr 1fr; gap: 0.75rem; }
    .completion-stat { padding: 1rem 0.75rem; }
    .completion-stat__value { font-size: 1.25rem; }
    .recap-item { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
    .recap-item__meta { flex-direction: row; gap: 0.5rem; }
}

/* ---------- Utility ---------- */
.hidden { display: none !important; }

/* ---------- Animations ---------- */
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
.fade-in { animation: fadeIn 0.25s ease-out; }

/* ---------- Responsive ---------- */
@media (max-width: 640px) {
    .navbar__end { gap: 0.75rem; }
    .card { padding: 1.25rem; }
    .question-hero__word { font-size: 2rem; }
    .stat-card__value { font-size: 2rem; }
    .form-row { flex-direction: column; }
    .btn--lg { padding: 0.75rem 1.5rem; }
    .hero__title { font-size: 2rem; }
    .choices { grid-template-columns: 1fr; }
}
