/* ============================================
   钦州南区未成年人保护三级预防试点 — 样式系统
   Design: Editorial/Magazine + Government Professional
   Following impeccable.style design principles
   ============================================ */

/* --- Design Tokens --- */
:root {
    /* Color Palette — OKLCH based, warm navy + amber accent */
    --hue-primary: 245;
    --hue-accent: 65;
    --hue-red: 25;
    --hue-yellow: 85;
    --hue-green: 155;

    /* Primary (warm navy) */
    --color-primary: oklch(35% 0.08 var(--hue-primary));
    --color-primary-light: oklch(50% 0.06 var(--hue-primary));
    --color-primary-muted: oklch(65% 0.04 var(--hue-primary));

    /* Accent (amber) */
    --color-accent: oklch(72% 0.14 var(--hue-accent));
    --color-accent-strong: oklch(62% 0.16 var(--hue-accent));
    --color-accent-subtle: oklch(88% 0.06 var(--hue-accent));

    /* Semantic — Prevention tiers */
    --color-red: oklch(55% 0.16 var(--hue-red));
    --color-red-bg: oklch(92% 0.04 var(--hue-red));
    --color-red-border: oklch(78% 0.08 var(--hue-red));
    --color-yellow: oklch(68% 0.14 var(--hue-yellow));
    --color-yellow-bg: oklch(94% 0.04 var(--hue-yellow));
    --color-yellow-border: oklch(82% 0.08 var(--hue-yellow));
    --color-green: oklch(55% 0.12 var(--hue-green));
    --color-green-bg: oklch(93% 0.03 var(--hue-green));
    --color-green-border: oklch(80% 0.06 var(--hue-green));

    /* Surfaces — warm tinted neutrals */
    --surface-0: oklch(98.5% 0.005 var(--hue-primary));
    --surface-1: oklch(96% 0.008 var(--hue-primary));
    --surface-2: oklch(93% 0.01 var(--hue-primary));
    --surface-3: oklch(88% 0.012 var(--hue-primary));

    /* Text */
    --text-primary: oklch(18% 0.02 var(--hue-primary));
    --text-secondary: oklch(40% 0.015 var(--hue-primary));
    --text-tertiary: oklch(55% 0.01 var(--hue-primary));
    --text-on-dark: oklch(95% 0.005 var(--hue-primary));
    --text-on-accent: oklch(22% 0.03 var(--hue-accent));

    /* Borders */
    --border-subtle: oklch(88% 0.008 var(--hue-primary));
    --border-medium: oklch(80% 0.012 var(--hue-primary));

    /* Spacing — 4pt base */
    --space-2xs: 4px;
    --space-xs: 8px;
    --space-sm: 12px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;
    --space-4xl: 96px;

    /* Typography — using Noto Serif SC for editorial feel + Source Han Sans for body */
    --font-display: 'Noto Serif SC', 'Songti SC', Georgia, serif;
    --font-body: 'Source Han Sans SC', 'Noto Sans SC', 'PingFang SC', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Type scale — Perfect Fourth (1.333) */
    --text-xs: clamp(0.7rem, 0.65rem + 0.25vw, 0.8rem);
    --text-sm: clamp(0.8rem, 0.75rem + 0.25vw, 0.875rem);
    --text-base: clamp(0.9rem, 0.85rem + 0.25vw, 1rem);
    --text-lg: clamp(1.1rem, 1rem + 0.5vw, 1.33rem);
    --text-xl: clamp(1.4rem, 1.2rem + 1vw, 1.77rem);
    --text-2xl: clamp(1.8rem, 1.5rem + 1.5vw, 2.36rem);
    --text-3xl: clamp(2.2rem, 1.8rem + 2vw, 3.15rem);

    /* Line heights */
    --leading-tight: 1.25;
    --leading-snug: 1.4;
    --leading-normal: 1.7;

    /* Shadows — subtle */
    --shadow-sm: 0 1px 2px oklch(18% 0.01 var(--hue-primary) / 0.06);
    --shadow-md: 0 2px 8px oklch(18% 0.01 var(--hue-primary) / 0.08);
    --shadow-lg: 0 4px 24px oklch(18% 0.01 var(--hue-primary) / 0.1);

    /* Motion */
    --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --duration-fast: 150ms;
    --duration-normal: 250ms;
    --duration-slow: 400ms;

    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;

    /* Layout */
    --content-width: 960px;
    --content-wide: 1120px;
}

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

html {
    scroll-behavior: smooth;
    font-kerning: normal;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: var(--leading-normal);
    color: var(--text-primary);
    background: var(--surface-0);
}

img {
    max-width: 100%;
    display: block;
}

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

a:hover {
    color: var(--color-accent-strong);
}

/* --- Utility --- */
.container {
    max-width: var(--content-width);
    margin-inline: auto;
    padding-inline: var(--space-lg);
}

.container--wide {
    max-width: var(--content-wide);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* --- Section spacing rhythm --- */
.section {
    padding-block: var(--space-4xl);
}

.section+.section {
    border-top: 1px solid var(--border-subtle);
}

.section--alt {
    background: var(--surface-1);
}

.section--dark {
    background: var(--color-primary);
    color: var(--text-on-dark);
}

.section--dark .section-label {
    color: oklch(75% 0.06 var(--hue-accent));
}

.section--dark .text-secondary {
    color: oklch(72% 0.01 var(--hue-primary));
}

/* --- Section label (small caps style) --- */
.section-label {
    font-family: var(--font-body);
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-accent-strong);
    margin-bottom: var(--space-sm);
}

/* --- Section heading --- */
.section-heading {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 700;
    line-height: var(--leading-tight);
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
}

.section--dark .section-heading {
    color: var(--text-on-dark);
}

.section-subheading {
    font-family: var(--font-body);
    font-size: var(--text-lg);
    line-height: var(--leading-snug);
    color: var(--text-secondary);
    max-width: 65ch;
}

.section--dark .section-subheading {
    color: oklch(78% 0.01 var(--hue-primary));
}

/* ============================================
   MODULE: HERO
   ============================================ */
.hero {
    min-height: 85vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: linear-gradient(160deg,
            oklch(22% 0.06 var(--hue-primary)) 0%,
            oklch(30% 0.08 var(--hue-primary)) 50%,
            oklch(25% 0.10 235) 100%);
    color: var(--text-on-dark);
    position: relative;
    overflow: hidden;
    padding-block: var(--space-4xl);
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 600px 400px at 80% 20%, oklch(40% 0.08 var(--hue-accent) / 0.15), transparent),
        radial-gradient(ellipse 400px 300px at 20% 80%, oklch(45% 0.06 200 / 0.1), transparent);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-accent);
    background: oklch(30% 0.04 var(--hue-accent) / 0.35);
    padding: var(--space-2xs) var(--space-sm);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-xl);
}

.hero-title {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: 900;
    line-height: 1.15;
    max-width: 18ch;
    margin-bottom: var(--space-md);
}

.hero-subtitle {
    font-family: var(--font-body);
    font-size: var(--text-lg);
    font-weight: 400;
    color: oklch(80% 0.04 var(--hue-accent));
    margin-bottom: var(--space-2xl);
    letter-spacing: 0.04em;
}

.hero-description {
    font-size: var(--text-base);
    line-height: var(--leading-normal);
    color: oklch(78% 0.01 var(--hue-primary));
    max-width: 58ch;
    margin-bottom: var(--space-2xl);
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-on-accent);
    background: var(--color-accent);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-sm);
    transition: background var(--duration-fast) var(--ease-out-quart),
        transform var(--duration-fast) var(--ease-out-quart);
    cursor: pointer;
    border: none;
    text-decoration: none;
}

.hero-cta:hover {
    background: var(--color-accent-strong);
    transform: translateY(-1px);
    color: var(--text-on-accent);
}

/* ============================================
   MODULE: SCORE CARD (Cooperation Score)
   ============================================ */
.score-banner {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    padding: var(--space-xl) var(--space-2xl);
    background: var(--surface-1);
    border-left: 4px solid var(--color-accent);
}

.score-number {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: 900;
    color: var(--color-accent-strong);
    line-height: 1;
}

.score-label {
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-tertiary);
}

.score-description {
    font-size: var(--text-base);
    color: var(--text-secondary);
    margin-top: var(--space-2xs);
}

/* ============================================
   MODULE: SIGNALS (Strong signals grid)
   ============================================ */
.signals-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.signal-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: var(--surface-0);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    transition: border-color var(--duration-fast) var(--ease-out-quart);
}

.signal-item:hover {
    border-color: var(--color-accent);
}

.signal-number {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--color-accent-strong);
    flex-shrink: 0;
    width: 28px;
}

.signal-text {
    font-size: var(--text-sm);
    line-height: var(--leading-snug);
    color: var(--text-primary);
}

/* ============================================
   MODULE: VISION CARDS (6-layer breakdown)
   ============================================ */
.vision-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

.vision-card {
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color var(--duration-fast) var(--ease-out-quart);
}

.vision-card:hover {
    border-color: var(--border-medium);
}

.vision-card-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    background: var(--surface-1);
    border-bottom: 1px solid var(--border-subtle);
    cursor: pointer;
    user-select: none;
}

.vision-card-icon {
    font-size: var(--text-lg);
    flex-shrink: 0;
}

.vision-card-title {
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 700;
    color: var(--text-primary);
    flex-grow: 1;
}

.vision-card-toggle {
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    transition: transform var(--duration-normal) var(--ease-out-quart);
}

.vision-card.open .vision-card-toggle {
    transform: rotate(180deg);
}

.vision-card-body {
    padding: 0 var(--space-lg);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--duration-slow) var(--ease-out-expo),
        padding var(--duration-slow) var(--ease-out-expo);
}

.vision-card.open .vision-card-body {
    padding: var(--space-md) var(--space-lg) var(--space-lg);
    max-height: 800px;
}

.vision-card-body p {
    font-size: var(--text-sm);
    line-height: var(--leading-normal);
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.vision-card-body ul {
    list-style: none;
    padding: 0;
}

.vision-card-body li {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    padding-left: var(--space-md);
    position: relative;
    margin-bottom: var(--space-2xs);
}

.vision-card-body li::before {
    content: '·';
    position: absolute;
    left: 0;
    color: var(--color-accent-strong);
    font-weight: 700;
}

blockquote {
    border-left: 3px solid var(--color-accent);
    padding-left: var(--space-md);
    margin-block: var(--space-sm);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    font-style: italic;
}

/* ============================================
   MODULE: PYRAMID (Three-tier prevention)
   ============================================ */
.pyramid-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

.pyramid-tier {
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid;
    transition: transform var(--duration-normal) var(--ease-out-quart);
}

.pyramid-tier:hover {
    transform: translateY(-2px);
}

.pyramid-tier--red {
    border-color: var(--color-red-border);
}

.pyramid-tier--yellow {
    border-color: var(--color-yellow-border);
}

.pyramid-tier--green {
    border-color: var(--color-green-border);
}

.pyramid-tier-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    cursor: pointer;
    user-select: none;
}

.pyramid-tier--red .pyramid-tier-header {
    background: var(--color-red-bg);
}

.pyramid-tier--yellow .pyramid-tier-header {
    background: var(--color-yellow-bg);
}

.pyramid-tier--green .pyramid-tier-header {
    background: var(--color-green-bg);
}

.tier-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.pyramid-tier--red .tier-indicator {
    background: var(--color-red);
}

.pyramid-tier--yellow .tier-indicator {
    background: var(--color-yellow);
}

.pyramid-tier--green .tier-indicator {
    background: var(--color-green);
}

.tier-name {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 700;
}

.pyramid-tier--red .tier-name {
    color: var(--color-red);
}

.pyramid-tier--yellow .tier-name {
    color: oklch(50% 0.12 var(--hue-yellow));
}

.pyramid-tier--green .tier-name {
    color: var(--color-green);
}

.tier-subtitle {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    flex-grow: 1;
}

.tier-toggle {
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    transition: transform var(--duration-normal) var(--ease-out-quart);
}

.pyramid-tier.open .tier-toggle {
    transform: rotate(180deg);
}

.pyramid-tier-body {
    padding: 0 var(--space-lg);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--duration-slow) var(--ease-out-expo),
        padding var(--duration-slow) var(--ease-out-expo);
    background: var(--surface-0);
}

.pyramid-tier.open .pyramid-tier-body {
    padding: var(--space-lg);
    max-height: 1200px;
}

.tier-section-title {
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--text-primary);
    margin-top: var(--space-md);
    margin-bottom: var(--space-xs);
}

.tier-section-title:first-child {
    margin-top: 0;
}

.tier-list {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-2xs) var(--space-lg);
}

.tier-list li {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    padding-left: var(--space-md);
    position: relative;
    line-height: var(--leading-snug);
}

.tier-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
}

.pyramid-tier--red .tier-list li::before {
    background: var(--color-red);
}

.pyramid-tier--yellow .tier-list li::before {
    background: var(--color-yellow);
}

.pyramid-tier--green .tier-list li::before {
    background: var(--color-green);
}

/* ============================================
   MODULE: COORDINATION (Multi-party mechanism)
   ============================================ */
.coord-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

@media (min-width: 640px) {
    .coord-layout {
        grid-template-columns: 1fr 1fr;
    }
}

@media (min-width: 900px) {
    .coord-layout {
        grid-template-columns: repeat(3, 1fr);
    }
}

.coord-item {
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    position: relative;
}

.coord-item--primary {
    border-color: var(--color-accent);
    background: var(--color-accent-subtle);
    grid-column: 1 / -1;
}

@media (min-width: 900px) {
    .coord-item--primary {
        grid-column: auto;
    }
}

.coord-role {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 700;
    margin-bottom: var(--space-2xs);
}

.coord-subtitle {
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-tertiary);
    margin-bottom: var(--space-md);
}

.coord-list {
    list-style: none;
    padding: 0;
}

.coord-list li {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    padding: var(--space-2xs) 0;
    border-bottom: 1px solid var(--border-subtle);
}

.coord-list li:last-child {
    border-bottom: none;
}

/* ============================================
   MODULE: REPORT SUPPORT CHAIN
   ============================================ */
.report-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

@media (max-width: 640px) {
    .report-grid {
        grid-template-columns: 1fr;
    }
}

.report-level {
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    border: 1px solid;
}

.report-level--red {
    border-color: var(--color-red-border);
    background: var(--color-red-bg);
}

.report-level--yellow {
    border-color: var(--color-yellow-border);
    background: var(--color-yellow-bg);
}

.report-level--green {
    border-color: var(--color-green-border);
    background: var(--color-green-bg);
}

.report-level-label {
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: var(--space-xs);
}

.report-level--red .report-level-label {
    color: var(--color-red);
}

.report-level--yellow .report-level-label {
    color: oklch(50% 0.12 var(--hue-yellow));
}

.report-level--green .report-level-label {
    color: var(--color-green);
}

.report-level-title {
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.report-level-desc {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-snug);
}

/* ============================================
   MODULE: TIMELINE
   ============================================ */
.timeline {
    position: relative;
    margin-top: var(--space-xl);
    padding-left: var(--space-2xl);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 11px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-medium);
}

.timeline-item {
    position: relative;
    padding-bottom: var(--space-2xl);
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: calc(-1 * var(--space-2xl) + 4px);
    top: 4px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--color-accent);
    border: 3px solid var(--surface-0);
    box-shadow: 0 0 0 2px var(--color-accent);
}

.timeline-phase {
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-accent-strong);
    margin-bottom: var(--space-2xs);
}

.timeline-title {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.timeline-tasks {
    list-style: none;
    padding: 0;
}

.timeline-tasks li {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    padding: var(--space-2xs) 0;
    padding-left: var(--space-md);
    position: relative;
}

.timeline-tasks li::before {
    content: '—';
    position: absolute;
    left: 0;
    color: var(--text-tertiary);
}

/* ============================================
   MODULE: BUDGET TABLE
   ============================================ */
.budget-table-wrapper {
    overflow-x: auto;
    margin-top: var(--space-xl);
    -webkit-overflow-scrolling: touch;
}

.budget-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--text-sm);
}

.budget-table th,
.budget-table td {
    padding: var(--space-sm) var(--space-md);
    text-align: left;
    border-bottom: 1px solid var(--border-subtle);
}

.budget-table thead th {
    font-weight: 700;
    font-size: var(--text-xs);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-tertiary);
    background: var(--surface-1);
}

.budget-table tbody tr:hover {
    background: var(--surface-1);
}

.budget-table .highlight-cell {
    font-weight: 700;
    color: var(--color-accent-strong);
}

/* ============================================
   MODULE: METRICS
   ============================================ */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.metric-item {
    padding: var(--space-lg);
    background: var(--surface-1);
    border-radius: var(--radius-md);
}

.metric-value {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 900;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: var(--space-2xs);
    font-variant-numeric: tabular-nums;
}

.metric-label {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

/* ============================================
   MODULE: ACCORDION (Playbook & Pitfalls)
   ============================================ */
.accordion {
    margin-top: var(--space-xl);
}

.accordion-item {
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-sm);
    overflow: hidden;
}

.accordion-trigger {
    display: flex;
    align-items: center;
    width: 100%;
    padding: var(--space-md) var(--space-lg);
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-body);
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--text-primary);
    text-align: left;
    gap: var(--space-sm);
    transition: background var(--duration-fast) var(--ease-out-quart);
}

.accordion-trigger:hover {
    background: var(--surface-1);
}

.accordion-trigger-icon {
    margin-left: auto;
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    transition: transform var(--duration-normal) var(--ease-out-quart);
    flex-shrink: 0;
}

.accordion-item.open .accordion-trigger-icon {
    transform: rotate(180deg);
}

.accordion-panel {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--duration-slow) var(--ease-out-expo);
}

.accordion-item.open .accordion-panel {
    max-height: 2000px;
}

.accordion-panel-inner {
    padding: 0 var(--space-lg) var(--space-lg);
}

.accordion-panel-inner p,
.accordion-panel-inner li {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-normal);
}

.accordion-panel-inner ul {
    list-style: none;
    padding: 0;
    margin-top: var(--space-xs);
}

.accordion-panel-inner li {
    padding: var(--space-2xs) 0;
    padding-left: var(--space-md);
    position: relative;
}

.accordion-panel-inner li::before {
    content: '·';
    position: absolute;
    left: 0;
    color: var(--color-accent-strong);
    font-weight: 700;
}

/* Talk track / speech bubbles */
.talk-track {
    background: var(--surface-1);
    border-left: 3px solid var(--color-accent);
    padding: var(--space-md) var(--space-lg);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    margin-top: var(--space-sm);
    font-size: var(--text-sm);
    line-height: var(--leading-normal);
    color: var(--text-secondary);
}

/* Pitfall items */
.pitfall-item {
    display: flex;
    gap: var(--space-sm);
    align-items: flex-start;
    padding: var(--space-sm) 0;
}

.pitfall-icon {
    flex-shrink: 0;
    font-size: var(--text-base);
}

.pitfall-text {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

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

/* ============================================
   MODULE: RISK CONTROLS
   ============================================ */
.risk-list {
    list-style: none;
    padding: 0;
    margin-top: var(--space-xl);
    counter-reset: risk;
}

.risk-item {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--border-subtle);
    counter-increment: risk;
}

.risk-item:last-child {
    border-bottom: none;
}

.risk-number {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--color-accent-strong);
    flex-shrink: 0;
    width: 28px;
}

.risk-content {
    flex-grow: 1;
}

.risk-title {
    font-weight: 700;
    font-size: var(--text-base);
    margin-bottom: var(--space-2xs);
}

.risk-desc {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

/* ============================================
   MODULE: POSITIONING
   ============================================ */
.position-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    margin-top: var(--space-xl);
    align-items: start;
}

@media (max-width: 640px) {
    .position-grid {
        grid-template-columns: 1fr;
    }
}

.position-col-title {
    font-size: var(--text-sm);
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: var(--space-md);
}

.position-not .position-col-title {
    color: var(--text-tertiary);
}

.position-is .position-col-title {
    color: var(--color-accent-strong);
}

.position-list {
    list-style: none;
    padding: 0;
}

.position-list li {
    font-size: var(--text-base);
    padding: var(--space-xs) 0;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.position-not .position-list li {
    color: var(--text-tertiary);
    text-decoration: line-through;
    text-decoration-color: oklch(75% 0.01 0);
}

.position-is .position-list li {
    color: var(--text-primary);
    font-weight: 600;
}

.position-is .position-result {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 2px solid var(--color-accent);
    line-height: var(--leading-snug);
}

/* ============================================
   MODULE: NAV
   ============================================ */
.site-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: oklch(98.5% 0.005 var(--hue-primary) / 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-subtle);
    transform: translateY(-100%);
    transition: transform var(--duration-normal) var(--ease-out-quart);
}

.site-nav.visible {
    transform: translateY(0);
}

.nav-inner {
    max-width: var(--content-wide);
    margin-inline: auto;
    padding: var(--space-sm) var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.nav-brand {
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--text-primary);
    white-space: nowrap;
    flex-shrink: 0;
}

.nav-links {
    display: flex;
    gap: var(--space-md);
    list-style: none;
    padding: 0;
}

.nav-links a {
    font-size: var(--text-xs);
    font-weight: 500;
    color: var(--text-secondary);
    white-space: nowrap;
    padding: var(--space-2xs) var(--space-xs);
    border-radius: var(--radius-sm);
    transition: color var(--duration-fast) var(--ease-out-quart),
        background var(--duration-fast) var(--ease-out-quart);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text-primary);
    background: var(--surface-2);
}

/* ============================================
   MODULE: WECHAT TEMPLATE
   ============================================ */
.wechat-box {
    background: var(--surface-1);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    margin-top: var(--space-lg);
    font-size: var(--text-sm);
    line-height: var(--leading-normal);
    color: var(--text-secondary);
    white-space: pre-line;
    max-height: 400px;
    overflow-y: auto;
}

.copy-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--color-primary-light);
    background: none;
    border: 1px solid var(--border-medium);
    padding: var(--space-2xs) var(--space-sm);
    border-radius: var(--radius-sm);
    cursor: pointer;
    margin-top: var(--space-sm);
    transition: all var(--duration-fast) var(--ease-out-quart);
}

.copy-btn:hover {
    background: var(--surface-1);
    border-color: var(--color-primary-light);
}

/* ============================================
   MODULE: CHECKLIST
   ============================================ */
.checklist {
    list-style: none;
    padding: 0;
    margin-top: var(--space-md);
}

.checklist-group-title {
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 700;
    margin-top: var(--space-lg);
    margin-bottom: var(--space-xs);
    padding-bottom: var(--space-xs);
    border-bottom: 1px solid var(--border-subtle);
}

.checklist li {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    padding: var(--space-xs) 0;
    padding-left: var(--space-lg);
    position: relative;
}

.checklist li::before {
    content: '☐';
    position: absolute;
    left: 0;
    color: var(--text-tertiary);
}

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity var(--duration-slow) var(--ease-out-expo),
        transform var(--duration-slow) var(--ease-out-expo);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger children */
.stagger>.reveal:nth-child(1) {
    transition-delay: 0ms;
}

.stagger>.reveal:nth-child(2) {
    transition-delay: 60ms;
}

.stagger>.reveal:nth-child(3) {
    transition-delay: 120ms;
}

.stagger>.reveal:nth-child(4) {
    transition-delay: 180ms;
}

.stagger>.reveal:nth-child(5) {
    transition-delay: 240ms;
}

.stagger>.reveal:nth-child(6) {
    transition-delay: 300ms;
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
    padding: var(--space-2xl) 0;
    background: var(--surface-2);
    text-align: center;
    font-size: var(--text-xs);
    color: var(--text-tertiary);
}

/* ============================================
   PASSWORD GATE
   ============================================ */
.password-gate {
    display: flex;
    justify-content: center;
    padding: var(--space-4xl) var(--space-lg);
    background: var(--surface-0);
}

.password-gate.hidden {
    display: none;
}

.password-gate-inner {
    text-align: center;
    max-width: 380px;
}

.password-gate-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
    opacity: 0.7;
}

.password-gate-title {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.password-gate-desc {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

.password-form {
    display: flex;
    gap: var(--space-xs);
}

.password-input {
    flex: 1;
    padding: var(--space-sm) var(--space-md);
    font-family: var(--font-body);
    font-size: var(--text-base);
    color: var(--text-primary);
    background: var(--surface-0);
    border: 2px solid var(--border-medium);
    border-radius: var(--radius-md);
    outline: none;
    transition: border-color var(--duration-fast) var(--ease-out-quart);
}

.password-input:focus {
    border-color: var(--color-accent);
}

.password-input.error {
    border-color: var(--color-red);
    animation: shake 0.4s var(--ease-out-quart);
}

@keyframes shake {

    0%,
    100% {
        transform: translateX(0);
    }

    20% {
        transform: translateX(-6px);
    }

    40% {
        transform: translateX(6px);
    }

    60% {
        transform: translateX(-4px);
    }

    80% {
        transform: translateX(4px);
    }
}

.password-submit {
    padding: var(--space-sm) var(--space-lg);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-on-accent);
    background: var(--color-accent);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background var(--duration-fast) var(--ease-out-quart);
    white-space: nowrap;
}

.password-submit:hover {
    background: var(--color-accent-strong);
}

.password-error {
    font-size: var(--text-sm);
    color: var(--color-red);
    margin-top: var(--space-sm);
    opacity: 0;
    transition: opacity var(--duration-fast) var(--ease-out-quart);
}

.password-error.show {
    opacity: 1;
}

/* ============================================
   GATED CONTENT
   ============================================ */
.gated-content {
    display: none;
}

.gated-content.unlocked {
    display: block;
}

/* ============================================
   PRINT
   ============================================ */
@media print {

    .site-nav,
    .hero-cta {
        display: none;
    }

    .section {
        padding-block: var(--space-xl);
    }

    body {
        font-size: 10pt;
    }

    .vision-card-body,
    .pyramid-tier-body,
    .accordion-panel {
        max-height: none !important;
        padding: var(--space-md) !important;
    }
}

/* ============================================
   REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}