/* exam/exam.css - CET Exam Practice Page specific styles */

/* ==================== LOBBY STYLES (真题大厅) ==================== */
.lobby-container {
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 24px;
    width: 100%;
}

.lobby-header {
    text-align: center;
    margin-bottom: 40px;
}

.lobby-title {
    font-family: 'Noto Serif SC', serif;
    font-size: 32px;
    font-weight: 700;
    color: var(--gold-primary);
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.lobby-subtitle {
    font-size: 15px;
    color: var(--text-secondary);
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.lobby-disclaimer {
    display: inline-block;
    max-width: 800px;
    background: rgba(255, 179, 0, 0.05);
    border: 1px solid rgba(255, 179, 0, 0.15);
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.lobby-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    gap: 20px;
    flex-wrap: wrap;
}

.tab-selectors {
    display: flex;
    gap: 10px;
    background: rgba(0, 0, 0, 0.2);
    padding: 4px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.tab-btn {
    background: transparent;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.tab-btn:hover {
    color: var(--text-primary);
}

.tab-btn.active {
    background: var(--gold-primary);
    color: #000;
    font-weight: 600;
}

.lobby-search input {
    padding: 10px 16px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 13px;
    width: 280px;
    outline: none;
    transition: all 0.3s;
}

.lobby-search input:focus {
    border-color: var(--gold-primary);
    box-shadow: 0 0 8px rgba(232, 200, 74, 0.1);
}

/* Papers Grid */
.papers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 60px;
}

.paper-card {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 200px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    position: relative;
    overflow: hidden;
}

.paper-card:hover {
    transform: translateY(-4px);
    border-color: var(--gold-primary);
    box-shadow: 0 10px 24px rgba(232, 200, 74, 0.08);
}

.paper-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}

.paper-badge {
    background: var(--gold-faint);
    color: var(--gold-primary);
    font-size: 11px;
    padding: 4px 8px;
    border-radius: 4px;
    font-weight: 600;
    letter-spacing: 1px;
}

.paper-year {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    color: var(--text-secondary);
}

.paper-name {
    font-family: 'Noto Serif SC', serif;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.4;
    margin-bottom: 24px;
}

.paper-actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.paper-actions-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.btn-card {
    padding: 8px 12px;
    font-size: 12px;
    text-align: center;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.btn-card-primary {
    background: var(--gold-primary);
    color: #000;
    border: 1px solid var(--gold-primary);
}

.btn-card-primary:hover {
    background: #f0cf4d;
    box-shadow: 0 4px 12px rgba(232, 200, 74, 0.2);
}

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

.btn-card-secondary:hover {
    border-color: var(--gold-primary);
    color: var(--gold-primary);
}

.btn-card-red {
    background: transparent;
    color: var(--accent-red);
    border: 1px solid rgba(255, 77, 109, 0.2);
}

.btn-card-red:hover {
    background: rgba(255, 77, 109, 0.05);
    border-color: var(--accent-red);
}

/* ==================== EXAM MODE STYLES (模拟考场) ==================== */
.exam-container {
    display: flex;
    height: calc(100vh - 70px); /* 100vh minus navbar */
    overflow: hidden;
    background: #090d13;
    width: 100%;
}

/* Left panel style */
.exam-sidebar {
    width: 350px;
    background: var(--surface-color);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    height: 100%;
    overflow-y: auto;
    padding: 20px;
    box-sizing: border-box;
}

.sidebar-header {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 16px;
}

.back-btn {
    align-self: flex-start;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s;
}

.back-btn:hover {
    color: var(--gold-primary);
    border-color: var(--gold-primary);
}

.paper-title-tag {
    font-family: 'Noto Serif SC', serif;
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.4;
}

/* Timer styles */
.exam-timer-box {
    background: rgba(0,0,0,0.3);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 14px;
    margin-bottom: 16px;
}

.timer-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.timer-lbl {
    font-size: 12px;
    color: var(--text-secondary);
}

.timer-val {
    font-family: 'JetBrains Mono', monospace;
    font-size: 20px;
    font-weight: 600;
    color: var(--gold-primary);
}

.timer-progress-bg {
    width: 100%;
    height: 4px;
    background: var(--border-color);
    border-radius: 2px;
    overflow: hidden;
}

.timer-progress-fill {
    width: 100%;
    height: 100%;
    background: var(--gold-primary);
    transition: width 1s linear;
}

.exam-actions-box {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}

/* Answer card styling */
.answer-card-box {
    background: rgba(0,0,0,0.3);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 16px;
}

.answer-header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
    margin-bottom: 14px;
}

.card-section-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--gold-primary);
    letter-spacing: 1px;
}

.auto-jump-opt {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    color: var(--text-secondary);
    cursor: pointer;
}

.auto-jump-opt input {
    accent-color: var(--gold-primary);
    cursor: pointer;
}

.question-nav-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.question-nav-row label {
    font-size: 13px;
    color: var(--text-secondary);
}

.question-selector-custom {
    flex: 1;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 6px;
    padding: 6px;
    font-size: 13px;
    outline: none;
}

.question-nav-buttons {
    display: flex;
    gap: 4px;
}

.nav-arrow-btn {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 6px 10px;
    border-radius: 6px;
    font-size: 12px;
    cursor: pointer;
}

.nav-arrow-btn:hover {
    border-color: var(--gold-primary);
    color: var(--gold-primary);
}

/* Radio Option Pills */
.options-selection-grid {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 10px;
}

.options-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
}

.options-row-scroll {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    max-height: 120px;
    overflow-y: auto;
    border-top: 1px dashed var(--border-color);
    padding-top: 10px;
}

.opt-pill {
    position: relative;
    cursor: pointer;
}

.opt-pill input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.opt-pill span {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 38px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: rgba(0,0,0,0.2);
    color: var(--text-secondary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.2s;
}

.opt-pill:hover span {
    border-color: var(--gold-primary);
    color: var(--gold-primary);
}

.opt-pill input:checked + span {
    background: var(--gold-primary);
    border-color: var(--gold-primary);
    color: #000;
    box-shadow: 0 4px 10px rgba(232, 200, 74, 0.2);
}

.opt-pill input:disabled + span {
    opacity: 0.4;
    cursor: not-allowed;
}

/* Answer Status Summary */
.stats-card-box {
    background: rgba(0,0,0,0.2);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.status-summary-text {
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.stats-result-textarea {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    background: rgba(0,0,0,0.4);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 10px;
    color: var(--text-primary);
    max-height: 160px;
    overflow-y: auto;
    white-space: pre-wrap;
    line-height: 1.5;
}

/* Right panel Workspace style */
.exam-workspace {
    flex: 1;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.pdf-viewer-wrapper {
    flex: 1;
    position: relative;
    background: #181c24;
}

.pdf-toggle-header {
    position: absolute;
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 4px;
}

.toggle-view-btn {
    border: none;
    background: transparent;
    color: var(--text-secondary);
    padding: 6px 14px;
    border-radius: 16px;
    font-size: 11px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s;
}

.toggle-view-btn:hover {
    color: var(--text-primary);
}

.toggle-view-btn.active {
    background: var(--gold-primary);
    color: #000;
    font-weight: 600;
}

.pdf-iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* Bottom Audio Bar */
.audio-controller-bar {
    height: 80px;
    background: var(--surface-highlight);
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    box-sizing: border-box;
    flex-shrink: 0;
}

.audio-info {
    font-size: 12px;
    color: var(--text-secondary);
}

.audio-info strong {
    color: var(--text-primary);
}

.audio-elements {
    display: flex;
    align-items: center;
    gap: 16px;
}

#audio-player {
    height: 36px;
    outline: none;
}

.speed-control-box {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-secondary);
}

.speed-control-box select {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 4px;
    padding: 4px;
    outline: none;
    font-size: 12px;
}

/* Mobile Tabs Navigation */
.mobile-tabs-container {
    display: none;
    width: 100%;
    background: var(--surface-color);
    border-bottom: 1px solid var(--border-color);
    box-sizing: border-box;
}

.mobile-tab-btn {
    flex: 1;
    background: transparent;
    border: none;
    padding: 12px;
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.mobile-tab-btn.active {
    color: var(--gold-primary);
    border-bottom: 2px solid var(--gold-primary);
    font-weight: 600;
}

/* ==================== RESPONSIVE DESIGN ==================== */
@media (max-width: 768px) {
    .exam-container {
        flex-direction: column;
        height: calc(100vh - 110px); /* Adjust for mobile top tab */
    }

    .mobile-tabs-container {
        display: flex;
        flex-shrink: 0;
    }

    .exam-sidebar {
        width: 100%;
        height: 100%;
        border-right: none;
    }

    .exam-workspace {
        width: 100%;
        height: 100%;
    }

    /* JavaScript will hide/show panel based on mobile-tab selection */
    .exam-sidebar.mobile-hidden {
        display: none;
    }

    .exam-workspace.mobile-hidden {
        display: none;
    }

    .audio-controller-bar {
        flex-direction: column;
        height: 110px;
        padding: 12px;
        justify-content: center;
        gap: 8px;
    }

    .audio-info {
        text-align: center;
    }

    .audio-elements {
        width: 100%;
        justify-content: space-between;
    }

    .lobby-search input {
        width: 100%;
    }

    .lobby-controls {
        flex-direction: column;
        align-items: stretch;
    }
}

/* ==================== NEW CARD BUTTON VARIANTS ==================== */
.btn-card-green {
    background: transparent;
    color: var(--accent-green);
    border: 1px solid rgba(63, 185, 80, 0.2);
}
.btn-card-green:hover {
    background: rgba(63, 185, 80, 0.05);
    border-color: var(--accent-green);
}
.btn-card-game {
    background: linear-gradient(135deg, rgba(232,200,74,0.08), rgba(139,92,246,0.08));
    color: var(--gold-primary);
    border: 1px solid rgba(232,200,74,0.2);
    font-weight: 600;
    letter-spacing: 1px;
}
.btn-card-game:hover {
    background: linear-gradient(135deg, rgba(232,200,74,0.15), rgba(139,92,246,0.15));
    border-color: var(--gold-primary);
    box-shadow: 0 4px 12px rgba(232,200,74,0.15);
}

/* ==================== MODAL OVERLAY ==================== */
.exam-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(6px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.exam-modal {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    width: 480px;
    max-width: 95vw;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
    animation: modalIn 0.25s ease;
}
.exam-modal-lg { width: 640px; }
@keyframes modalIn { from { opacity:0; transform: scale(0.95) translateY(10px); } to { opacity:1; transform: none; } }
.exam-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px 16px;
    border-bottom: 1px solid var(--border-color);
}
.exam-modal-header h3 {
    font-family: 'Noto Serif SC', serif;
    font-size: 18px;
    font-weight: 700;
    color: var(--gold-primary);
    margin: 0;
}
.exam-modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 24px;
    cursor: pointer;
    padding: 0 4px;
    line-height: 1;
}
.exam-modal-close:hover { color: var(--text-primary); }
.exam-modal-body { padding: 24px; }

/* ==================== F1: VOCAB GAP RING ==================== */
.vg-ring-container { display: flex; justify-content: center; margin-bottom: 24px; }
.vg-ring {
    width: 140px; height: 140px;
    border-radius: 50%;
    background: conic-gradient(var(--gold-primary) 0deg, var(--gold-primary) calc(var(--pct) * 3.6deg), rgba(255,255,255,0.06) calc(var(--pct) * 3.6deg));
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    position: relative;
}
.vg-ring::before {
    content: '';
    position: absolute;
    inset: 12px;
    border-radius: 50%;
    background: var(--surface-color);
}
.vg-ring-val {
    position: relative; z-index: 1;
    font-family: 'JetBrains Mono', monospace;
    font-size: 32px; font-weight: 700;
    color: var(--gold-primary);
}
.vg-ring-val small { font-size: 16px; }
.vg-ring-label {
    position: relative; z-index: 1;
    font-size: 11px; color: var(--text-secondary);
    letter-spacing: 1px; margin-top: 2px;
}
.vg-bars { display: flex; flex-direction: column; gap: 12px; margin-bottom: 16px; }
.vg-bar-row { display: flex; align-items: center; gap: 10px; font-size: 13px; }
.vg-bar-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.vg-bar-label { color: var(--text-secondary); width: 70px; }
.vg-bar-count { color: var(--text-primary); font-weight: 600; width: 40px; text-align: right; font-family: 'JetBrains Mono', monospace; font-size: 12px; }
.vg-bar-track { flex: 1; height: 6px; background: rgba(255,255,255,0.06); border-radius: 3px; overflow: hidden; }
.vg-bar-fill { height: 100%; border-radius: 3px; transition: width 0.6s ease; }
.vg-total { text-align: center; font-size: 12px; color: var(--text-secondary); }

/* ==================== F4: VOCAB EXTRACT MODAL ==================== */
.ve-stats-row { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; margin-bottom: 16px; }
.ve-stat-card {
    text-align: center; padding: 16px 8px; border-radius: 12px;
    border: 1px solid var(--border-color); background: rgba(0,0,0,0.2);
}
.ve-stat-num { display: block; font-family: 'JetBrains Mono', monospace; font-size: 28px; font-weight: 700; }
.ve-stat-label { display: block; font-size: 11px; color: var(--text-secondary); margin-top: 4px; }
.ve-mastered .ve-stat-num { color: var(--accent-green); }
.ve-learning .ve-stat-num { color: var(--gold-primary); }
.ve-unknown .ve-stat-num { color: var(--accent-red); }
.ve-coverage-info { text-align: center; font-size: 13px; color: var(--text-secondary); margin-bottom: 16px; }
.ve-tab-row { display: flex; gap: 8px; margin-bottom: 12px; border-bottom: 1px solid var(--border-color); padding-bottom: 12px; }
.ve-tab {
    flex: 1; padding: 8px 12px; border: 1px solid var(--border-color); border-radius: 8px;
    background: transparent; color: var(--text-secondary); font-size: 12px; cursor: pointer; transition: all 0.2s;
}
.ve-tab:hover { border-color: var(--gold-primary); color: var(--gold-primary); }
.ve-tab.active { background: var(--gold-primary); border-color: var(--gold-primary); color: #000; font-weight: 600; }
.ve-word-list { max-height: 240px; overflow-y: auto; margin-bottom: 16px; }
.ve-word-item {
    display: flex; justify-content: space-between; align-items: center;
    padding: 8px 12px; border-bottom: 1px solid rgba(255,255,255,0.04);
    font-size: 13px;
}
.ve-word-item:hover { background: rgba(232,200,74,0.03); }
.ve-word-en { color: var(--text-primary); font-weight: 500; }
.ve-word-cn { color: var(--text-secondary); font-size: 12px; max-width: 55%; text-align: right; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ve-actions { text-align: center; }
.ve-actions .btn-core { width: 100%; }

/* ==================== F3: GOLDEN SENTENCE CARDS ==================== */
.gs-card {
    perspective: 1000px;
    cursor: pointer;
    min-height: 220px;
}
.gs-card-inner {
    position: relative;
    width: 100%; height: 100%; min-height: 220px;
    transition: transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
    transform-style: preserve-3d;
}
.gs-card.flipped .gs-card-inner { transform: rotateY(180deg); }
.gs-card-front, .gs-card-back {
    position: absolute; inset: 0;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    border-radius: 16px; padding: 24px;
    display: flex; flex-direction: column; justify-content: space-between;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}
.gs-card-front {
    background: linear-gradient(135deg, var(--surface-color) 0%, rgba(22,27,34,0.9) 100%);
}
.gs-card-back {
    background: linear-gradient(135deg, rgba(232,200,74,0.05) 0%, var(--surface-color) 100%);
    transform: rotateY(180deg);
}
.gs-source-tag {
    display: inline-block; align-self: flex-start;
    background: var(--gold-faint); color: var(--gold-primary);
    font-size: 10px; padding: 3px 8px; border-radius: 4px;
    font-weight: 600; letter-spacing: 1px; margin-bottom: 12px;
}
.gs-en-text {
    font-family: 'EB Garamond', serif;
    font-size: 17px; line-height: 1.6;
    color: var(--text-primary); font-style: italic;
    flex: 1; margin: 0;
}
.gs-flip-hint {
    font-size: 11px; color: var(--text-secondary);
    text-align: right; margin-top: 12px; opacity: 0.6;
}
.gs-cn-text {
    font-family: 'Noto Serif SC', serif;
    font-size: 15px; line-height: 1.7;
    color: var(--text-primary);
    flex: 1; margin: 0 0 12px;
}
.gs-keywords { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.gs-keyword {
    background: rgba(232,200,74,0.08); color: var(--gold-primary);
    padding: 3px 10px; border-radius: 12px; font-size: 11px;
    font-family: 'JetBrains Mono', monospace; border: 1px solid rgba(232,200,74,0.15);
}
.gs-add-btn {
    align-self: flex-end;
    background: var(--gold-primary); color: #000;
    border: none; border-radius: 8px; padding: 8px 16px;
    font-size: 12px; font-weight: 600; cursor: pointer;
    transition: all 0.2s;
}
.gs-add-btn:hover { box-shadow: 0 4px 12px rgba(232,200,74,0.3); transform: translateY(-1px); }

/* ==================== F5: EXAM HISTORY ==================== */
.exam-history-section {
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
    margin-bottom: 60px;
}
.eh-title {
    font-family: 'Noto Serif SC', serif;
    font-size: 22px; font-weight: 700;
    color: var(--gold-primary);
    margin-bottom: 20px;
}
.eh-chart-container {
    background: rgba(0,0,0,0.2);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 20px;
}
#score-trend-canvas { width: 100%; display: block; }
.eh-list { display: flex; flex-direction: column; gap: 8px; }
.eh-record-card {
    display: flex; justify-content: space-between; align-items: center;
    padding: 14px 18px;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    transition: all 0.2s;
}
.eh-record-card:hover { border-color: rgba(232,200,74,0.2); }
.eh-record-left { display: flex; align-items: center; gap: 14px; }
.eh-record-rank {
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px; color: var(--text-secondary);
    min-width: 30px;
}
.eh-record-name { font-size: 14px; color: var(--text-primary); font-weight: 500; }
.eh-record-meta { font-size: 11px; color: var(--text-secondary); margin-top: 2px; }
.eh-record-right { display: flex; align-items: center; gap: 12px; }
.eh-record-score { font-family: 'JetBrains Mono', monospace; font-size: 16px; font-weight: 700; }
.eh-record-rate { font-family: 'JetBrains Mono', monospace; font-size: 13px; }

@media (max-width: 768px) {
    .exam-modal { width: 100%; }
    .vg-ring { width: 110px; height: 110px; }
    .vg-ring-val { font-size: 24px; }
    .ve-stats-row { grid-template-columns: 1fr; }
    .gs-card { min-height: 200px; }
    .gs-card-inner { min-height: 200px; }
    .gs-en-text { font-size: 15px; }
    .eh-record-card { flex-direction: column; gap: 8px; align-items: flex-start; }
    .eh-record-right { align-self: flex-end; }
}