:root {
    --bg: #f3f5f8;
    --panel: rgba(255, 255, 255, 0.78);
    --panel-strong: #ffffff;
    --line: rgba(15, 23, 42, 0.08);
    --text: #111827;
    --muted: #5f6b7a;
    --blue: #2563eb;
    --blue-soft: #e8f0ff;
    --green: #0f9d58;
    --green-soft: #e8f6ee;
    --orange: #d97706;
    --orange-soft: #fff3e6;
    --shadow: 0 24px 60px rgba(15, 23, 42, 0.10);
    --radius-lg: 28px;
    --radius-md: 20px;
    --radius-sm: 14px;
    --font-ui: "Segoe UI Variable", "Segoe UI", "Microsoft YaHei UI", sans-serif;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: var(--font-ui);
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(37, 99, 235, 0.16), transparent 32%),
        radial-gradient(circle at top right, rgba(15, 157, 88, 0.14), transparent 28%),
        linear-gradient(180deg, #f7f9fc 0%, var(--bg) 100%);
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    background-image: linear-gradient(rgba(15, 23, 42, 0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(15, 23, 42, 0.03) 1px, transparent 1px);
    background-size: 36px 36px;
    mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.45), transparent 75%);
    pointer-events: none;
}

.page-shell {
    position: relative;
    max-width: 1280px;
    margin: 0 auto;
    padding: 40px 24px 60px;
}

.hero-panel,
.glass-panel,
.theme-dialog {
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    background: var(--panel);
    border: 1px solid rgba(255, 255, 255, 0.7);
    box-shadow: var(--shadow);
}

.hero-panel {
    display: grid;
    grid-template-columns: 1.6fr 0.9fr;
    gap: 24px;
    padding: 32px;
    border-radius: 36px;
    margin-bottom: 28px;
}

.eyebrow {
    display: inline-flex;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(37, 99, 235, 0.08);
    color: var(--blue);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.hero-copy h1 {
    margin: 18px 0 14px;
    font-size: clamp(2.4rem, 5vw, 4.4rem);
    line-height: 1.02;
    letter-spacing: -0.04em;
}

.hero-copy p {
    max-width: 720px;
    margin: 0;
    color: var(--muted);
    font-size: 1.06rem;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-top: 28px;
}

.primary-button,
.ghost-button,
.dialog-close {
    appearance: none;
    border: 0;
    cursor: pointer;
    transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
    font-family: inherit;
}

.primary-button {
    padding: 14px 22px;
    border-radius: 14px;
    background: linear-gradient(135deg, #1f6fff 0%, #0b57d0 100%);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    box-shadow: 0 12px 24px rgba(37, 99, 235, 0.25);
}

.primary-button:hover,
.ghost-button:hover,
.dialog-close:hover {
    transform: translateY(-1px);
}

.secondary-link {
    color: var(--text);
    text-decoration: none;
    font-weight: 600;
}

.hero-side-panel {
    align-self: stretch;
    border-radius: 28px;
    padding: 24px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(232, 240, 255, 0.88));
    border: 1px solid rgba(37, 99, 235, 0.10);
}

.mini-stat-label {
    color: var(--muted);
    font-size: 14px;
}

.mini-stat-value {
    margin-top: 12px;
    font-size: 2rem;
    font-weight: 700;
}

.mini-stat-list {
    margin: 20px 0 0;
    padding-left: 18px;
    color: var(--muted);
    line-height: 1.9;
}

.layout-grid {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 24px;
}

.search-panel,
.summary-panel,
.detail-panel {
    border-radius: var(--radius-lg);
    padding: 24px;
}

.search-panel {
    grid-column: 1 / -1;
}

.section-title-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 18px;
}

.section-title-row h2 {
    margin: 0;
    font-size: 1.2rem;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 12px;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.06);
    color: var(--muted);
    font-size: 13px;
    font-weight: 700;
}

.query-form {
    display: grid;
    gap: 12px;
}

.query-label {
    font-size: 14px;
    color: var(--muted);
}

.query-row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 14px;
}

.query-input {
    width: 100%;
    min-height: 56px;
    padding: 0 18px;
    border: 1px solid var(--line);
    border-radius: 16px;
    outline: none;
    background: rgba(255, 255, 255, 0.92);
    font: inherit;
    font-size: 1rem;
    transition: border-color 160ms ease, box-shadow 160ms ease;
}

.query-input:focus {
    border-color: rgba(37, 99, 235, 0.45);
    box-shadow: 0 0 0 5px rgba(37, 99, 235, 0.10);
}

.query-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.checkbox-row {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--muted);
    font-size: 14px;
}

.helper-text,
.status-banner {
    margin-top: 12px;
    color: var(--muted);
    font-size: 14px;
}

.status-banner {
    min-height: 48px;
    padding: 14px 16px;
    border-radius: 16px;
    background: rgba(15, 23, 42, 0.04);
}

.summary-grid,
.metrics-grid,
.indicator-grid {
    display: grid;
    gap: 14px;
}

.summary-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-bottom: 16px;
}

.summary-card {
    border-radius: 22px;
    padding: 20px;
    background: var(--panel-strong);
    border: 1px solid var(--line);
}

.accent-blue {
    background: linear-gradient(180deg, #f6faff 0%, var(--blue-soft) 100%);
}

.accent-green {
    background: linear-gradient(180deg, #f4fff8 0%, var(--green-soft) 100%);
}

.accent-orange {
    background: linear-gradient(180deg, #fffaf3 0%, var(--orange-soft) 100%);
}

.summary-label,
.summary-meta,
.indicator-item span,
.metric-card span,
.dialog-subtitle {
    color: var(--muted);
}

.summary-value {
    margin-top: 12px;
    font-size: 2rem;
    font-weight: 700;
}

.summary-value-small {
    font-size: 1.35rem;
}

.summary-meta {
    margin-top: 10px;
    font-size: 14px;
}

.metrics-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.metric-card,
.indicator-item {
    display: grid;
    gap: 8px;
    padding: 18px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid var(--line);
}

.metric-card strong,
.indicator-item strong {
    font-size: 1.2rem;
}

.ghost-button {
    padding: 12px 18px;
    border-radius: 14px;
    background: rgba(15, 23, 42, 0.06);
    color: var(--text);
    font-size: 14px;
    font-weight: 600;
}

.ghost-button:disabled {
    cursor: not-allowed;
    opacity: 0.55;
    transform: none;
}

.indicator-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.explanation-panel {
    margin-top: 16px;
    padding: 20px;
    border-radius: 20px;
    background: rgba(15, 23, 42, 0.03);
    border: 1px solid var(--line);
}

.explanation-title,
.dialog-title {
    font-weight: 700;
}

.explanation-panel p,
.dialog-body p {
    margin: 10px 0 0;
    line-height: 1.8;
    color: var(--muted);
}

.theme-dialog {
    width: min(720px, calc(100vw - 32px));
    border-radius: 28px;
    padding: 0;
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.theme-dialog::backdrop {
    background: rgba(15, 23, 42, 0.35);
    backdrop-filter: blur(6px);
}

.dialog-header,
.dialog-body {
    padding: 24px;
}

.dialog-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--line);
}

.dialog-close {
    padding: 10px 16px;
    border-radius: 12px;
    background: rgba(15, 23, 42, 0.07);
}

.dialog-status {
    display: inline-flex;
    margin-bottom: 10px;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(37, 99, 235, 0.08);
    color: var(--blue);
    font-size: 13px;
    font-weight: 700;
}

@media (max-width: 1080px) {
    .hero-panel,
    .layout-grid,
    .summary-grid,
    .metrics-grid,
    .indicator-grid,
    .query-row {
        grid-template-columns: 1fr;
    }

    .hero-side-panel {
        order: -1;
    }
}

@media (max-width: 640px) {
    .page-shell {
        padding: 20px 14px 40px;
    }

    .hero-panel,
    .search-panel,
    .summary-panel,
    .detail-panel {
        padding: 18px;
        border-radius: 24px;
    }

    .hero-copy h1 {
        font-size: 2.2rem;
    }
}