* {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', sans-serif;
    margin: 0;
    padding: 0;
    background: #ffffff;
    min-height: 100vh;
    line-height: 1.47059;
    font-size: 17px;
    color: #1d1d1f;
}

.container {
    max-width: 1440px;
    margin: 0 auto;
    background: white;
}

.header {
    background: #fbfbfd;
    padding: 70px 40px 60px;
    text-align: center;
}

.header h1 {
    margin: 0 0 12px 0;
    font-size: 56px;
    font-weight: 600;
    color: #1d1d1f;
    letter-spacing: -0.015em;
    line-height: 1.07143;
}

.header p {
    margin: 0 auto;
    font-size: 21px;
    color: #86868b;
    font-weight: 400;
    max-width: 800px;
    line-height: 1.381;
    letter-spacing: 0.011em;
}

.header-link {
    color: #06c;
    text-decoration: none;
    font-weight: 400;
}

.header-link:hover {
    text-decoration: underline;
}

.stats {
    display: flex;
    justify-content: center;
    gap: 80px;
    padding: 50px 40px;
    background: #ffffff;
    border-bottom: 1px solid #d2d2d7;
}

.stat {
    text-align: center;
    min-width: 140px;
}

.stat-number {
    font-size: 48px;
    font-weight: 600;
    color: #1d1d1f;
    letter-spacing: -0.003em;
    line-height: 1.08349;
}

.stat-label {
    color: #86868b;
    font-size: 14px;
    font-weight: 400;
    margin-top: 8px;
    letter-spacing: -0.016em;
}

.plot-container {
    padding: 60px 40px;
    height: 600px;
    position: relative;
    background: #fbfbfd;
}

.leaderboard-section {
    padding: 60px 40px;
    background: #ffffff;
}

.table-note {
    font-size: 13px;
    color: #6e6e73;
    margin-top: 16px;
    text-align: center;
}

.leaderboard-title {
    font-size: 40px;
    font-weight: 600;
    color: #1d1d1f;
    margin-bottom: 40px;
    text-align: center;
    letter-spacing: -0.015em;
    line-height: 1.1;
}

.model-table {
    background: #ffffff;
    border: 1px solid #d2d2d7;
    border-radius: 18px;
    overflow: hidden;
    max-width: 980px;
    margin: 0 auto;
    max-height: 500px;
    overflow-y: auto;
}

.model-table table {
    margin: 0;
    border-collapse: collapse;
    width: 100%;
}

.model-table thead {
    position: sticky;
    top: 0;
    z-index: 10;
}

.model-table th {
    background: #f5f5f7;
    padding: 16px 24px;
    font-size: 12px;
    font-weight: 600;
    border-bottom: 1px solid #d2d2d7;
    text-align: left;
    color: #6e6e73;
    letter-spacing: 0.5px;
}

.model-table td {
    padding: 20px 24px;
    border-bottom: 1px solid #d2d2d7;
    font-size: 17px;
    color: #1d1d1f;
}

.model-table tbody tr:last-child td {
    border-bottom: none;
}

.model-table .rank {
    text-align: center;
    font-weight: 600;
    width: 60px;
    color: #6e6e73;
    font-size: 19px;
}

.model-table .model-name {
    font-weight: 600;
    color: #1d1d1f;
}

.model-table .model-name a {
    color: #06c;
    text-decoration: none;
}

.model-table .model-name a:hover {
    text-decoration: underline;
}

.model-table .metric {
    text-align: right;
    width: 120px;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Mono', 'Monaco', monospace;
    font-weight: 400;
    color: #1d1d1f;
    font-size: 17px;
    letter-spacing: -0.022em;
}

.model-table .best-model-row {
    background: #f5f5f7;
}

.model-table tbody tr:hover {
    background-color: #fafafa;
}

.loading {
    text-align: center;
    padding: 60px;
    color: #86868b;
    font-size: 17px;
}

.error {
    text-align: center;
    padding: 60px;
    color: #d8534e;
    font-size: 17px;
}

@media (max-width: 1068px) {
    .header h1 {
        font-size: 48px;
    }

    .header p {
        font-size: 19px;
    }

    .stats {
        flex-direction: column;
        gap: 40px;
        padding: 40px 20px;
    }

    .stat-number {
        font-size: 40px;
    }

    .leaderboard-title {
        font-size: 32px;
    }

    .plot-container {
        height: 500px;
        padding: 40px 20px;
    }

    .leaderboard-section {
        padding: 40px 20px;
    }
}

@media (max-width: 734px) {
    .header {
        padding: 50px 20px 40px;
    }

    .header h1 {
        font-size: 40px;
    }

    .header p {
        font-size: 17px;
    }

    .stat-number {
        font-size: 36px;
    }

    .model-table th,
    .model-table td {
        padding: 12px 16px;
        font-size: 15px;
    }
}

.model-table .report-link {
    text-align: center;
    width: 120px;
}

.model-table .report-link a {
    color: #06c;
    text-decoration: none;
    font-weight: 500;
}

.model-table .report-link a:hover {
    text-decoration: underline;
}

.report-controls {
    padding: 40px 40px 20px;
    text-align: center;
    background: #ffffff;
}

.back-button {
    background: #06c;
    color: white;
    border: none;
    padding: 12px 28px;
    font-size: 17px;
    font-weight: 500;
    border-radius: 980px;
    cursor: pointer;
    transition: background 0.2s ease;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', sans-serif;
}

.back-button:hover {
    background: #0077ed;
}

.sentences-section {
    padding: 40px 40px 60px;
    background: #fbfbfd;
}

#sentences-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.sentence-card {
    background: #ffffff;
    border: 1px solid #d2d2d7;
    border-radius: 18px;
    padding: 28px;
    transition: box-shadow 0.2s ease;
}

.sentence-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.sentence-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.sentence-number {
    font-size: 24px;
    font-weight: 600;
    color: #6e6e73;
    min-width: 50px;
}

.sentence-id {
    font-size: 14px;
    font-weight: 500;
    color: #86868b;
    padding: 6px 12px;
    background: #f5f5f7;
    border-radius: 6px;
}

.sentence-accuracy {
    font-size: 15px;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 6px;
    margin-left: auto;
}

.sentence-accuracy.perfect {
    background: #d1fae5;
    color: #065f46;
}

.sentence-accuracy.good {
    background: #fef3c7;
    color: #92400e;
}

.sentence-accuracy.poor {
    background: #fee2e2;
    color: #991b1b;
}

.sentence-text {
    font-size: 17px;
    line-height: 1.5;
    color: #1d1d1f;
    margin-bottom: 16px;
    padding: 16px;
    background: #f5f5f7;
    border-radius: 8px;
}

.sentence-metrics {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.metric-badge {
    font-size: 13px;
    font-weight: 500;
    padding: 6px 12px;
    background: #e5e7eb;
    color: #374151;
    border-radius: 6px;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Mono', 'Monaco', monospace;
}

.phonemes-container {
    background: #fbfbfd;
    border-radius: 8px;
    padding: 16px;
}

.phoneme-row {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 12px;
    margin-bottom: 12px;
    align-items: start;
}

.phoneme-row:last-child {
    margin-bottom: 0;
}

.phoneme-label {
    font-size: 13px;
    font-weight: 600;
    color: #6e6e73;
    padding-top: 4px;
}

.phoneme-value {
    font-size: 16px;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Mono', 'Monaco', monospace;
    line-height: 1.6;
    padding: 8px 12px;
    border-radius: 6px;
    word-break: break-all;
}

.phoneme-value.gt {
    background: #e0f2fe;
    color: #075985;
}

.phoneme-value.pred {
    background: #ede9fe;
    color: #5b21b6;
}

.phoneme-value.diff {
    background: #fefce8;
    color: #1a1a1a;
}

.diff-ins {
    background: #bbf7d0;
    color: #14532d;
    border-radius: 2px;
}

.diff-del {
    background: #fecaca;
    color: #7f1d1d;
    text-decoration: line-through;
    border-radius: 2px;
}

@media (max-width: 1068px) {
    .report-controls {
        padding: 30px 20px 15px;
    }

    .sentences-section {
        padding: 30px 20px 50px;
    }

    .sentence-card {
        padding: 20px;
    }

    .phoneme-row {
        grid-template-columns: 120px 1fr;
    }
}

@media (max-width: 734px) {
    .sentence-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .sentence-accuracy {
        margin-left: 0;
    }

    .phoneme-row {
        grid-template-columns: 1fr;
        gap: 6px;
    }

    .phoneme-label {
        padding-top: 0;
    }

    .back-button {
        width: 100%;
        padding: 14px 28px;
    }
}