:root {
    color-scheme: light;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "Inter", "PingFang SC", "Hiragino Sans GB", sans-serif;
    background:
        radial-gradient(circle at top left, rgba(37, 99, 235, 0.18), transparent 24%),
        radial-gradient(circle at bottom right, rgba(249, 115, 22, 0.18), transparent 28%),
        linear-gradient(180deg, #f8fafc 0%, #eef2ff 100%);
}

.login-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
}

.login-card {
    width: min(460px, 100%);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 24px 80px rgba(15, 23, 42, 0.14);
}

.login-cover {
    padding: 28px 28px 20px;
    background: linear-gradient(135deg, #1d4ed8 0%, #0f766e 100%);
    color: #fff;
}

.login-cover h1 {
    margin: 0 0 10px;
    font-size: 30px;
    line-height: 1.05;
}

.login-cover p {
    margin: 0;
    opacity: 0.9;
    line-height: 1.7;
}

.login-body {
    padding: 24px;
    background: rgba(255, 255, 255, 0.94);
}

.page-shell {
    min-height: 100vh;
    padding: 28px;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: minmax(320px, 420px) minmax(0, 1fr);
    gap: 20px;
}

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

.stat-card {
    border-radius: 20px;
    padding: 18px;
    background: rgba(255, 255, 255, 0.82);
    border: 1px solid rgba(148, 163, 184, 0.18);
}

.stat-card strong {
    display: block;
    font-size: 28px;
    margin-bottom: 6px;
    color: #0f172a;
}

.sticky-column {
    display: grid;
    gap: 20px;
    align-content: start;
}

.dashboard-card {
    border-radius: 24px;
    border: none;
    box-shadow: 0 20px 56px rgba(15, 23, 42, 0.1);
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.page-title h1 {
    margin: 0 0 8px;
    font-size: 34px;
    color: #0f172a;
}

.page-title p {
    margin: 0;
    color: #475569;
}

.filter-row {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.filter-row .el-input,
.filter-row .el-select {
    width: 220px;
}

.table-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.audio-player {
    margin-top: 16px;
    padding: 14px;
    border-radius: 16px;
    background: #eff6ff;
}

.audio-player audio {
    width: 100%;
    margin-top: 10px;
}

.owner-tag {
    font-weight: 600;
}

.review-note {
    color: #64748b;
    font-size: 12px;
    line-height: 1.5;
}

.upload-hint {
    margin-top: 10px;
    color: #64748b;
    font-size: 13px;
}

.file-line {
    color: #334155;
    font-size: 13px;
    margin-top: 6px;
}

@media (max-width: 1080px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .page-shell {
        padding: 16px;
    }

    .page-header {
        align-items: flex-start;
        flex-direction: column;
    }

    .filter-row .el-input,
    .filter-row .el-select {
        width: 100%;
    }
}