:root {
    --bg-color: #faf9f7;
    --text-color: #1a1a1a;
    --accent-color: #c41e3a;
    --accent-soft: rgba(196, 30, 58, 0.12);
    --accent-softer: rgba(196, 30, 58, 0.06);
    --secondary-text: #555;
    --border-color: #e5e5e5;
    --card-bg: rgba(255, 255, 255, 0.7);
    --spacing-unit: 30px;
    --space-1: 8px;
    --space-2: 12px;
    --space-3: 16px;
    --space-4: 24px;
    --space-5: 32px;
    --space-6: 48px;
    --space-7: 64px;
    --space-8: 80px;
    --content-width: 1000px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-pill: 999px;
    --border-width: 1px;
    --border-strong: 2px;
    --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.05);
    --shadow-medium: 0 16px 34px rgba(22, 23, 26, 0.08);
    --shadow-glass: 0 10px 30px rgba(15, 23, 42, 0.1);
    --duration-fast: 240ms;
    --duration-base: 360ms;
    --duration-slow: 680ms;
    --ease-standard: cubic-bezier(0.22, 1, 0.36, 1);
    --ease-emphasis: cubic-bezier(0.19, 1, 0.22, 1);
    --heading-xl: clamp(2.8rem, 6vw, 4.4rem);
    --heading-lg: clamp(2.1rem, 4vw, 3.15rem);
    --heading-md: clamp(1.35rem, 2vw, 1.7rem);
    --ui-text-sm: 0.9rem;
    --body-text-md: 1rem;
    --font-body: "Source Serif 4", "Georgia", serif;
    --font-heading: "Cormorant Garamond", "Georgia", serif;
    --font-ui: "Source Serif 4", "Georgia", serif;
    /* 中文字体：正文仿宋，标题宋体，引用书法体 */
    --font-body-zh: "STFangsong", "FangSong", "仿宋", serif;
    --font-heading-zh: "Songti SC", "STSong", "SimSun", "宋体", serif;
    --font-ui-zh: "STFangsong", "FangSong", "仿宋", serif;
    --font-calligraphy-zh: "Zhi Mang Xing", "STFangsong", "FangSong", "仿宋", serif;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    margin: 0;
    padding: 0;
    transition: background var(--duration-base) var(--ease-standard), color var(--duration-base) var(--ease-standard);
}

body.has-panels {
    scroll-snap-type: y proximity;
    scroll-behavior: smooth;
}

body.has-panels.is-programmatic-scrolling {
    scroll-snap-type: none;
    scroll-behavior: auto;
}

body.is-wechat-browser.has-panels {
    scroll-snap-type: none;
    scroll-behavior: auto;
}

body.no-backdrop-filter .site-header.is-scrolled,
body.no-backdrop-filter .section-dots-nav,
body.no-backdrop-filter .section-dot-label {
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
}

body.no-backdrop-filter .site-header.is-scrolled {
    background: rgba(250, 248, 246, 0.92);
}

body.no-backdrop-filter .section-dots-nav {
    background: rgba(255, 255, 255, 0.86);
    border-color: rgba(222, 214, 209, 0.9);
}

body.no-backdrop-filter .section-dot-label {
    background: rgba(255, 255, 255, 0.94);
}

body.is-lightweight-effects .site-header,
body.is-lightweight-effects .site-header.is-scrolled,
body.is-lightweight-effects .section-dots-nav,
body.is-lightweight-effects .section-dot-label {
    transition-duration: 180ms;
}

body.is-wechat-browser .site-header.is-scrolled,
body.is-wechat-browser .section-dots-nav,
body.is-wechat-browser .section-dot-label {
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
}

body.is-wechat-browser .site-header.is-scrolled {
    background: rgba(250, 248, 246, 0.92);
    box-shadow: 0 4px 16px rgba(22, 23, 26, 0.04);
}

body.is-wechat-browser .section-dots-nav {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(226, 218, 213, 0.92);
    box-shadow: 0 6px 18px rgba(22, 23, 26, 0.05);
}

body.is-wechat-browser .section-dot-label {
    background: rgba(255, 255, 255, 0.96);
}

/* 中文页面全局字体覆盖 — 楷体为主，宋体为辅 */
html[lang^="zh"] body {
    font-family: var(--font-body-zh);
}

html[lang^="zh"] main,
html[lang^="zh"] .panel,
html[lang^="zh"] .panel p,
html[lang^="zh"] .panel li,
html[lang^="zh"] .panel a,
html[lang^="zh"] .achievement-body,
html[lang^="zh"] .citation,
html[lang^="zh"] .text-link {
    font-family: var(--font-body-zh);
}

html[lang^="zh"] .hero-title,
html[lang^="zh"] .panel h2,
html[lang^="zh"] .achievement-card h3,
html[lang^="zh"] .blog-card h3,
html[lang^="zh"] .edu-stop-name {
    font-family: var(--font-heading-zh);
    font-weight: 400;
}

html[lang^="zh"] .hero-subtitle,
html[lang^="zh"] .site-header,
html[lang^="zh"] .site-nav a,
html[lang^="zh"] .button,
html[lang^="zh"] .badge,
html[lang^="zh"] .eyebrow,
html[lang^="zh"] .edu-stop-year,
html[lang^="zh"] .site-footer,
html[lang^="zh"] .site-footer p,
html[lang^="zh"] .site-footer-main {
    font-family: var(--font-ui-zh);
}

.footer-quote-block .quote-text {
    font-family: "Dancing Script", cursive;
    font-style: normal;
}

.footer-quote-block .quote-author {
    font-family: "Dancing Script", cursive;
}

html[lang^="zh"] .footer-quote-block .quote-text {
    font-family: var(--font-calligraphy-zh);
}

html[lang^="zh"] .footer-quote-block .quote-author {
    font-family: var(--font-calligraphy-zh);
}

a {
    color: var(--accent-color);
    text-decoration: underline;
    text-decoration-color: rgba(196, 30, 58, 0.28);
    text-underline-offset: 2px;
    transition: color var(--duration-fast) var(--ease-standard), text-decoration-color var(--duration-fast) var(--ease-standard);
}

a:hover {
    color: #a31930;
    text-decoration-color: rgba(163, 25, 48, 0.6);
}

.cursor-glow,
.ripple-layer {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 40;
}

.cursor-glow {
    opacity: 0;
    transition: opacity var(--duration-fast) var(--ease-standard);
}

.cursor-glow::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    transform: translate(calc(var(--glow-x, 50vw) - 50%), calc(var(--glow-y, 50vh) - 50%));
    background: #1a1214;
    box-shadow: 0 0 0 4px rgba(196, 30, 58, 0.1);
}

.cursor-glow.is-visible {
    opacity: 1;
}

body.has-cursor-glow,
body.has-cursor-glow * {
    cursor: none !important;
}

.click-ripple {
    position: absolute;
    width: 18px;
    height: 18px;
    margin-left: -9px;
    margin-top: -9px;
    border-radius: 50%;
    border: 1px solid rgba(112, 118, 128, 0.22);
    background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, rgba(112, 118, 128, 0.13) 45%, rgba(112, 118, 128, 0) 72%);
    transform: scale(0.2);
    opacity: 0;
    animation: clickRipple 0.78s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    will-change: transform, opacity;
}

@keyframes clickRipple {
    0% {
        transform: scale(0.2);
        opacity: 0.75;
    }

    70% {
        opacity: 0.18;
    }

    100% {
        transform: scale(12);
        opacity: 0;
    }
}

.wechat-link-toast {
    position: fixed;
    left: 50%;
    bottom: max(22px, env(safe-area-inset-bottom));
    transform: translateX(-50%) translateY(12px);
    z-index: 60;
    width: min(88vw, 520px);
    padding: 12px 16px;
    border-radius: 16px;
    background: rgba(34, 34, 34, 0.86);
    color: rgba(255, 255, 255, 0.94);
    font-size: 0.92rem;
    line-height: 1.5;
    text-align: center;
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.18);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 180ms var(--ease-standard), transform 180ms var(--ease-standard), visibility 180ms var(--ease-standard);
}

.wechat-link-toast.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

body.is-wechat-browser .wechat-link-toast {
    backdrop-filter: saturate(140%) blur(10px);
    -webkit-backdrop-filter: saturate(140%) blur(10px);
}

body.no-backdrop-filter .wechat-link-toast,
body.is-wechat-browser .wechat-link-toast {
    background: rgba(34, 34, 34, 0.9);
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    height: 100dvh;
    min-height: 100vh;
    min-height: 100dvh;
    width: 100%;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
}

.snap-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.snap-hero {
    align-items: flex-end;
    height: 100vh;
    height: 100dvh;
    min-height: 100vh;
    min-height: 100dvh;
    width: 100%;
    position: relative;
    overflow: hidden;
    scroll-snap-align: start;
    scroll-snap-stop: always;
}

.hero-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(to bottom, rgba(250, 249, 247, 0.02) 0%, rgba(250, 249, 247, 0.14) 38%, rgba(250, 249, 247, 0.3) 100%),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 0%, rgba(255, 255, 255, 0) 22%, rgba(255, 255, 255, 0.06) 52%, rgba(255, 255, 255, 0.02) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    width: 100%;
    max-width: var(--content-width);
    margin: 0 auto;
    padding: var(--spacing-unit);
    padding-bottom: var(--space-8);
}

.hero-title {
    font-size: var(--heading-xl);
    font-weight: 700;
    margin: 0;
    color: #fff;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
    font-family: var(--font-heading);
}

.hero-subtitle {
    font-size: clamp(1.05rem, 1.5vw, 1.22rem);
    color: rgba(255, 255, 255, 0.92);
    margin-top: var(--space-3);
    font-family: var(--font-heading);
    letter-spacing: 0.05em;
    font-style: italic;
}

/* Header/Nav */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 10;
    padding: var(--space-5) 0;
    background: linear-gradient(to bottom, rgba(18, 18, 18, 0.1), rgba(18, 18, 18, 0));
    backdrop-filter: blur(0);
    border-bottom: 0 solid transparent;
    box-shadow: none;
    transition: background var(--duration-base) var(--ease-standard), border-color var(--duration-base) var(--ease-standard), backdrop-filter var(--duration-base) var(--ease-standard), padding var(--duration-base) var(--ease-standard), box-shadow var(--duration-base) var(--ease-standard), opacity var(--duration-base) var(--ease-standard);
}

.site-header.is-scrolled {
    padding: var(--space-3) 0;
    background: rgba(250, 248, 246, 0.54);
    backdrop-filter: saturate(160%) blur(14px);
    -webkit-backdrop-filter: saturate(160%) blur(14px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.28);
    box-shadow: 0 8px 24px rgba(22, 23, 26, 0.05);
}

.site-header .wrapper {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 var(--spacing-unit);
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.site-nav {
    display: flex;
    gap: 28px;
}

.site-nav a {
    color: rgba(255, 255, 255, 0.68);
    font-weight: 500;
    font-size: var(--ui-text-sm);
    font-family: var(--font-heading);
    transition: color var(--duration-fast) var(--ease-standard), text-shadow var(--duration-fast) var(--ease-standard), opacity var(--duration-fast) var(--ease-standard);
    text-transform: none;
    letter-spacing: 0;
}

.site-header.is-scrolled .site-nav a {
    color: rgba(26, 26, 26, 0.58);
}

.site-nav a.active {
    color: #fff;
    font-weight: 700;
}

.site-header.is-scrolled .site-nav a.active {
    color: var(--accent-color);
}

.site-nav a:hover {
    color: #fff;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

.site-header.is-scrolled .site-nav a:hover {
    color: var(--text-color);
    text-shadow: none;
}

.section-dots-nav {
    position: fixed;
    top: 50%;
    left: max(18px, env(safe-area-inset-left));
    transform: translateY(-50%);
    z-index: 30;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    padding: 14px 10px;
    border-radius: var(--radius-pill);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.42), rgba(255, 255, 255, 0.18)),
        rgba(244, 238, 236, 0.18);
    border: 1px solid rgba(255, 255, 255, 0.34);
    box-shadow: var(--shadow-glass);
    backdrop-filter: saturate(180%) blur(18px);
    -webkit-backdrop-filter: saturate(180%) blur(18px);
    overflow: hidden;
    isolation: isolate;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition:
        opacity var(--duration-base) var(--ease-standard),
        visibility var(--duration-base) var(--ease-standard),
        transform var(--duration-base) var(--ease-standard);
}

.section-dots-nav.is-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.section-dots-nav::before {
    content: "";
    position: absolute;
    inset: 1px;
    border-radius: calc(var(--radius-pill) - 1px);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0.06));
    pointer-events: none;
}

.section-dot {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    width: 16px;
    min-height: 16px;
    color: inherit;
    text-decoration: none;
    z-index: 1;
}

.section-dot:hover {
    text-decoration: none;
}

.section-dot-marker {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 1px solid rgba(196, 30, 58, 0.26);
    background: rgba(255, 170, 184, 0.14);
    box-shadow: 0 0 0 0 rgba(196, 30, 58, 0);
    transition: transform 220ms var(--ease-standard), background-color 220ms var(--ease-standard), border-color 220ms var(--ease-standard), box-shadow 220ms var(--ease-standard), opacity 220ms var(--ease-standard);
}

.section-dot-label {
    position: absolute;
    left: 24px;
    top: 50%;
    transform: translateY(-50%) translateX(-6px);
    opacity: 0;
    pointer-events: none;
    white-space: nowrap;
    font-size: 0.82rem;
    line-height: 1;
    color: var(--text-color);
    background: rgba(255, 255, 255, 0.62);
    border: 1px solid rgba(255, 255, 255, 0.34);
    border-radius: var(--radius-pill);
    padding: 7px 11px;
    box-shadow: 0 10px 24px rgba(22, 23, 26, 0.08);
    backdrop-filter: saturate(170%) blur(12px);
    -webkit-backdrop-filter: saturate(170%) blur(12px);
    transition: opacity var(--duration-fast) var(--ease-standard), transform var(--duration-fast) var(--ease-standard);
    font-family: var(--font-ui);
}

html[lang^="zh"] .section-dot-label {
    font-family: var(--font-ui-zh);
}

.section-dot.is-active .section-dot-marker {
    background: var(--accent-color);
    border-color: var(--accent-color);
    transform: scale(1.16);
    box-shadow:
        0 0 0 5px rgba(196, 30, 58, 0.08),
        0 0 18px rgba(196, 30, 58, 0.08);
}

@media (hover: hover) and (pointer: fine) {
    .section-dot:hover .section-dot-marker,
    .section-dot:focus-visible .section-dot-marker {
        transform: scale(1.42);
        border-color: rgba(196, 30, 58, 0.5);
        background: rgba(255, 178, 190, 0.22);
        box-shadow:
            0 0 0 10px rgba(196, 30, 58, 0.1),
            0 0 26px rgba(196, 30, 58, 0.14);
    }

    .section-dot:hover .section-dot-label,
    .section-dot:focus-visible .section-dot-label {
        opacity: 1;
        transform: translateY(-50%) translateX(0);
    }

    .section-dot.is-active:hover .section-dot-marker,
    .section-dot.is-active:focus-visible .section-dot-marker {
        transform: scale(1.34);
        border-color: var(--accent-color);
        background: var(--accent-color);
        box-shadow:
            0 0 0 11px rgba(196, 30, 58, 0.12),
            0 0 28px rgba(196, 30, 58, 0.18);
    }
}

/* Layout */
.page-content {
    padding: 0;
}

.wrapper {
    max-width: var(--content-width);
    margin: 0 auto;
    padding-top: 0;
    padding-bottom: 0;
    padding-left: max(var(--spacing-unit), env(safe-area-inset-left));
    padding-right: max(var(--spacing-unit), env(safe-area-inset-right));
}

.wrapper-full {
    max-width: none;
    width: 100%;
    padding: 0;
}

/* Panel system */
.panel-container {
    position: relative;
    width: 100%;
    padding: 0 0 var(--space-8);
    background: #faf9f7;
    overflow: hidden;
    z-index: 0;
}

.panel-container::before,
.panel-container::after {
    display: none;
}

.panel-container::before {
    left: 0;
    transform: translateX(-35%);
}

.panel-container::after {
    right: 0;
    transform: translateX(35%);
    animation-duration: 32s;
    animation-direction: reverse;
}

@media (max-width: 1200px) {
    .panel-container::before,
    .panel-container::after {
        display: none;
    }
}

.panel {
    min-height: 100vh;
    margin: var(--spacing-unit) auto;
    padding: var(--space-8) 7vw;
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: var(--space-4);
    border: var(--border-width) solid var(--border-color);
    box-shadow: var(--shadow-soft);
    background: #fff;
    position: relative;
    overflow: hidden;
}

.panel::before,
.panel::after {
    display: none;
}

.panel-intro,
.panel-achievements,
.panel-education,
.panel-blog {
    background: #fff;
    backdrop-filter: none;
}

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 1rem;
    font-family: var(--font-heading);
}

.panel h2 {
    margin: 0 0 var(--space-3);
    font-size: var(--heading-lg);
    color: var(--text-color);
    font-family: var(--font-heading);
    border-bottom: var(--border-strong) solid var(--border-color);
    padding-bottom: 0.4em;
    line-height: 1.08;
}

.panel p {
    color: var(--text-color);
    margin: 0 0 var(--space-3);
    text-align: justify;
    line-height: 1.8;
    font-size: var(--body-text-md);
}

body.has-panels .panel .eyebrow,
body.has-panels .panel h2,
body.has-panels .panel .panel-inner > p,
body.has-panels .panel .cta-group,
body.has-panels .panel .achievement-card,
body.has-panels .panel .blog-card,
body.has-panels .panel .map-container,
body.has-panels .panel .map-source-note,
body.has-panels .panel .site-footer-main {
    opacity: 0;
    transform: translateY(18px);
    transition:
        opacity 560ms var(--ease-emphasis),
        transform 560ms var(--ease-emphasis);
    transition-delay: calc(var(--reveal-index, 0) * 60ms);
}

body.is-lightweight-effects .panel .achievement-card,
body.is-lightweight-effects .panel .blog-card,
body.is-lightweight-effects .panel .map-container,
body.is-lightweight-effects .panel .map-source-note,
body.is-lightweight-effects .panel .site-footer-main {
    transition-duration: 380ms;
    transition-delay: calc(var(--reveal-index, 0) * 30ms);
}

body.is-wechat-browser .panel .achievement-card,
body.is-wechat-browser .panel .blog-card,
body.is-wechat-browser .panel .map-container,
body.is-wechat-browser .panel .map-source-note,
body.is-wechat-browser .panel .site-footer-main {
    transition-duration: 340ms;
    transition-delay: calc(var(--reveal-index, 0) * 28ms);
}

body.is-wechat-browser .blog-card,
body.is-wechat-browser .achievement-card,
body.is-wechat-browser .visitor-map-card {
    box-shadow: 0 4px 16px rgba(22, 23, 26, 0.05);
}

body.is-wechat-browser .blog-grid {
    scroll-snap-type: x proximity;
    scroll-behavior: auto;
}

body.is-wechat-browser .blog-card {
    transform: none !important;
    opacity: 1 !important;
    filter: none !important;
}

body.has-panels .panel.is-active .eyebrow,
body.has-panels .panel.is-active h2,
body.has-panels .panel.is-active .panel-inner > p,
body.has-panels .panel.is-active .cta-group,
body.has-panels .panel.is-active .achievement-card,
body.has-panels .panel.is-active .blog-card,
body.has-panels .panel.is-active .map-container,
body.has-panels .panel.is-active .map-source-note,
body.has-panels .panel.is-active .site-footer-main {
    opacity: 1;
    transform: translateY(0);
}

.panel-divider {
    width: 100%;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.3), transparent);
    margin: 24px 0;
}

.quick-facts {
    list-style: none;
    padding: 0;
    margin: var(--space-5) 0;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.quick-facts li {
    flex: 1 1 220px;
    padding: var(--space-3) 20px;
    border-radius: var(--radius-sm);
    background: #fcfcfc;
    border: var(--border-width) solid var(--border-color);
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-color);
    font-family: var(--font-body);
}

.quick-facts li strong {
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent-color);
    display: block;
    margin-bottom: 4px;
}

.cta-group {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    margin-top: var(--space-4);
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-family: var(--font-heading);
    color: #fff;
    background: var(--accent-color);
    border: var(--border-width) solid var(--accent-color);
    box-shadow: none;
    transition: transform var(--duration-fast) var(--ease-standard), box-shadow var(--duration-fast) var(--ease-standard), background-color var(--duration-fast) var(--ease-standard), color var(--duration-fast) var(--ease-standard), border-color var(--duration-fast) var(--ease-standard);
}

.button.secondary {
    background: transparent;
    color: var(--accent-color);
    border: 1px solid var(--accent-color);
}

.achievement-grid,
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-5);
    margin-top: var(--space-5);
}

@media (min-width: 900px) {
    .achievement-grid,
    .blog-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.achievement-card,
.blog-card {
    background: #fff;
    border-radius: var(--radius-sm);
    padding: var(--space-4);
    border: var(--border-width) solid var(--border-color);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    transition: transform var(--duration-base) var(--ease-standard), border-color var(--duration-base) var(--ease-standard), box-shadow var(--duration-base) var(--ease-standard), background-color var(--duration-base) var(--ease-standard), opacity var(--duration-base) var(--ease-standard), filter var(--duration-base) var(--ease-standard);
}

@media (hover: hover) and (pointer: fine) {
    .achievement-card:hover,
    .blog-card:hover {
        transform: translateY(-2px);
        border-color: rgba(196, 30, 58, 0.28);
        box-shadow: var(--shadow-medium);
    }

    .button:hover {
        transform: translateY(-1px);
        box-shadow: 0 6px 18px rgba(196, 30, 58, 0.12);
        background: #b01c35;
        border-color: #b01c35;
        color: #fff;
    }
}

.achievement-card img,
.blog-card img {
    width: 100%;
    height: 220px;
    object-fit: contain;
    object-position: center;
    border-radius: var(--radius-sm);
    background: linear-gradient(160deg, #faf8f5 0%, #ede8e3 100%);
    display: block;
    padding: 16px;
    box-sizing: border-box;
    box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.04);
}

.achievement-body {
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex-grow: 1;
}

.achievement-card h3,
.blog-card h3 {
    margin: 0;
    font-size: var(--heading-md);
    color: var(--text-color);
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.18;
}

.achievement-card p:not(.citation),
.blog-card p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--secondary-text);
    line-height: 1.6;
    flex-grow: 1;
}

.text-link {
    color: var(--accent-color);
    font-weight: 600;
    margin-top: auto;
    padding-top: 10px;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 10px;
    border-radius: var(--radius-sm);
    background: rgba(196, 30, 58, 0.05);
    color: var(--accent-color);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-family: var(--font-heading);
    border: 1px solid rgba(196, 30, 58, 0.1);
}

.citation {
    font-size: 0.85rem;
    line-height: 1.6;
    color: #777;
    margin-top: 10px;
    font-family: var(--font-heading);
    font-style: italic;
}

/* Footer */
.site-footer {
    border-top: 1px solid var(--border-color);
    padding: 60px 0;
    margin-top: 60px;
    background: #faf9f7;
    font-family: var(--font-heading);
}

.visitor-map-card {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(260px, 0.9fr);
    gap: 28px;
    align-items: center;
    padding: 28px;
    max-width: 500px;
    margin: 0 auto 28px;
    border: 1px solid rgba(26, 26, 26, 0.08);
    border-radius: 22px;
    background:
        radial-gradient(circle at top left, rgba(196, 30, 58, 0.08), transparent 34%),
        linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(247, 243, 238, 0.95));
    box-shadow: 0 24px 60px rgba(22, 23, 26, 0.08);
}

.visitor-map-kicker {
    margin: 0 0 10px;
    color: var(--accent-color);
    font-size: 0.82rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.visitor-map-card h3 {
    margin: 0 0 12px;
    font-size: 1.7rem;
    line-height: 1.15;
    color: var(--text-color);
}

.visitor-map-note {
    margin: 0 0 18px;
    color: var(--secondary-text);
    font-size: 0.98rem;
    line-height: 1.7;
    text-align: left !important;
}

.visitor-map-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-color);
    font-size: 0.95rem;
    text-decoration: none;
    border-bottom: 1px solid rgba(26, 26, 26, 0.18);
}

.visitor-map-link:hover {
    border-bottom-color: var(--accent-color);
}

.visitor-map-stage {
    position: relative;
    height: 120px;
    overflow: hidden;
    border-radius: 10px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(240, 234, 228, 0.92)),
        repeating-linear-gradient(90deg, rgba(26, 26, 26, 0.04) 0, rgba(26, 26, 26, 0.04) 1px, transparent 1px, transparent 64px),
        repeating-linear-gradient(0deg, rgba(26, 26, 26, 0.04) 0, rgba(26, 26, 26, 0.04) 1px, transparent 1px, transparent 48px);
    border: 1px solid rgba(26, 26, 26, 0.05);
}

.visitor-map-placeholder {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 18% 32%, rgba(0, 0, 0, 0.08) 0 10%, transparent 11%),
        radial-gradient(circle at 33% 42%, rgba(0, 0, 0, 0.07) 0 7%, transparent 8%),
        radial-gradient(circle at 51% 34%, rgba(0, 0, 0, 0.07) 0 9%, transparent 10%),
        radial-gradient(circle at 65% 45%, rgba(0, 0, 0, 0.07) 0 8%, transparent 9%),
        radial-gradient(circle at 81% 39%, rgba(0, 0, 0, 0.07) 0 9%, transparent 10%),
        linear-gradient(135deg, rgba(250, 249, 247, 0.12), rgba(196, 30, 58, 0.04));
}

.visitor-map-placeholder.is-idle {
    opacity: 0.94;
}

.map-dot {
    position: absolute;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(196, 30, 58, 0.92);
    box-shadow: 0 0 0 8px rgba(196, 30, 58, 0.08);
    animation: mapPulse 2.8s ease-in-out infinite;
}

.map-dot-a { top: 30%; left: 19%; }
.map-dot-b { top: 44%; left: 34%; animation-delay: 0.3s; }
.map-dot-c { top: 36%; left: 55%; animation-delay: 0.8s; }
.map-dot-d { top: 52%; left: 69%; animation-delay: 1.1s; }
.map-dot-e { top: 66%; left: 82%; animation-delay: 1.5s; }

.visitor-map-frame {
    display: block;
    width: 100%;
    min-height: 190px;
    border: 0;
    background: transparent;
}

@keyframes mapPulse {
    0%, 100% {
        transform: scale(0.95);
        opacity: 0.82;
    }

    50% {
        transform: scale(1.1);
        opacity: 1;
    }
}

.site-footer p {
    color: #ccc;
    font-size: 0.9rem;
    text-align: center !important;
    margin: 0 auto !important;
    width: 100% !important;
    display: block !important;
}

@media (hover: none), (pointer: coarse) {
    body.has-panels {
        scroll-snap-type: none;
        scroll-behavior: auto;
    }

    .cursor-glow {
        display: none;
    }

    .click-ripple {
        animation-duration: 0.9s;
    }

    .site-header.is-scrolled,
    .section-dots-nav,
    .section-dot-label {
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
    }

    .section-dots-nav {
        box-shadow: 0 6px 18px rgba(22, 23, 26, 0.06);
    }

    .visitor-map-card,
    .achievement-card,
    .blog-card,
    .site-header.is-scrolled {
        box-shadow: 0 4px 16px rgba(22, 23, 26, 0.05);
    }

    .map-dot {
        animation: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .cursor-glow,
    .ripple-layer {
        display: none;
    }

    body.has-panels {
        scroll-behavior: auto;
        scroll-snap-type: none;
    }

    .section-dots-nav,
    .section-dot-label,
    .site-header.is-scrolled {
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
    }

    .click-ripple,
    .map-dot {
        animation: none !important;
    }

    body.has-panels .panel .eyebrow,
    body.has-panels .panel h2,
    body.has-panels .panel .panel-inner > p,
    body.has-panels .panel .cta-group,
    body.has-panels .panel .achievement-card,
    body.has-panels .panel .blog-card,
    body.has-panels .panel .map-container,
    body.has-panels .panel .map-source-note,
    body.has-panels .panel .site-footer-main {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

@media (max-width: 1024px) {
    .section-dots-nav,
    .section-dot-label,
    .site-header.is-scrolled {
        backdrop-filter: saturate(140%) blur(10px);
        -webkit-backdrop-filter: saturate(140%) blur(10px);
    }
}

/* Legacy paper-box styles (used by older posts) */
.paper-box {
    display: flex;
    gap: 25px;
    margin-bottom: 30px;
    padding: 20px;
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--card-bg);
}

.paper-box:hover {
    border-color: var(--accent-color);
}

.paper-box-image {
    flex: 0 0 220px;
}

.paper-box-image img {
    border-radius: var(--radius-sm);
    width: 100%;
    height: auto;
}

.paper-box-text {
    flex: 1;
}

/* Responsive */
@media (max-width: 1024px) {
    body.has-panels {
        scroll-snap-type: y proximity;
    }

    .section-dots-nav {
        left: max(12px, env(safe-area-inset-left));
    }

    .panel {
        min-height: auto;
        padding: 60px 24px;
        margin: 20px auto;
    }
}

@media (max-width: 768px) {
    .section-dots-nav {
        top: auto;
        bottom: max(16px, env(safe-area-inset-bottom));
        left: 50%;
        transform: translateX(-50%);
        flex-direction: row;
        align-items: center;
        gap: 12px;
        padding: 10px 14px;
        max-width: calc(100vw - 24px);
    }

    .section-dot {
        width: 14px;
        min-height: 14px;
        justify-content: center;
    }

    .section-dot-marker {
        width: 9px;
        height: 9px;
    }

    .section-dot-label {
        display: none;
    }

    .hero {
        height: 100vh;
        min-height: 100vh;
    }

    .visitor-map-card {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 22px;
    }

    .visitor-map-card h3 {
        font-size: 1.35rem;
    }

    .visitor-map-stage {
        height: 200px;
    }

    .visitor-map-frame {
        min-height: 260px;
    }

    .panel p {
        text-align: left;
    }

    .hero-image {
        object-position: center;
    }

    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: flex-end;
        text-align: right;
        padding-left: 20px;
        padding-right: 20px;
    }

    .site-header {
        padding: 20px 0;
    }

    .site-header .wrapper {
        justify-content: center;
    }

    .site-nav {
        gap: 20px;
    }

    .site-nav a {
        font-size: 0.9rem;
    }

    .hero-title {
        font-size: 2.2rem;
        color: #fff;
        text-shadow: 0 8px 28px rgba(0, 0, 0, 0.35);
    }

    .hero-subtitle {
        font-size: 1.1rem;
        margin-top: 12px;
        color: rgba(255, 255, 255, 0.92);
        text-shadow: 0 6px 20px rgba(0, 0, 0, 0.28);
    }

    .quick-facts {
        flex-direction: column;
        gap: 12px;
    }

    .quick-facts li {
        flex: 1 1 auto;
        min-height: 0;
        padding: 14px 18px;
        border-radius: 14px;
    }

    .achievement-grid,
    .blog-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .achievement-card img,
    .blog-card img {
        height: 200px;
        object-fit: contain;
        padding: 8px;
    }

    .panel {
        padding: 40px 20px;
        border-radius: 0;
        border-left: none;
        border-right: none;
        box-shadow: none;
        margin: 0;
    }

    .panel-map {
        padding-left: 0;
        padding-right: 0;
    }

    .panel-map .panel-inner {
        box-sizing: border-box;
        width: 100%;
        padding-left: 20px;
        padding-right: 20px;
        margin-left: auto;
        margin-right: auto;
    }

    /* 修复：blog panel 内部的 panel-inner 必须限制宽度，
       否则 blog-grid 的负边距会把 panel-inner 撑到 ~860px，
       flex 居中后 panel-inner 被推到 offsetLeft=-180，导致 h2 和卡片左侧被裁剪 */
    .panel-blog {
        overflow: visible;
    }

    .panel-blog > .panel-inner {
        width: 100%;
        min-width: 0;
        max-width: 100%;
        overflow: visible;
    }

    .panel-container {
        padding-bottom: 60px;
    }

}

@keyframes particle-drift {
    from {
        transform: translate3d(0, 0, 0);
    }

    to {
        transform: translate3d(0, 50px, 0);
    }
}

@keyframes panel-particles {
    0% {
        background-position: 0 0, 70px 150px, -60px 230px;
    }

    50% {
        background-position: 30px 100px, 120px 230px, -10px 300px;
    }

    100% {
        background-position: -20px 0, 60px 150px, -80px 260px;
    }
}


@keyframes fadeUp {
    0% {
        opacity: 0;
        transform: translateY(26px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.blog-grid {
    display: flex !important;
    flex-wrap: nowrap !important;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-behavior: smooth;
    scroll-snap-type: x mandatory;
    gap: 40px;
    padding-top: 0;
    padding-bottom: 40px;
    /* 桌面端：抵消 .panel 默认的 7vw 左右内边距 */
    margin-left: -7vw !important;
    margin-right: -7vw !important;
    padding-left: 7vw !important;
    padding-right: 7vw !important;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
    margin-top: 30px;
    align-items: center;
}

.blog-grid::-webkit-scrollbar {
    display: none;
}

@media (min-width: 900px) {
    .blog-grid {
        grid-template-columns: none !important;
    }
}

/* 平板端适配：抵消 .panel 的 24px 内边距 */
@media (max-width: 1024px) {
    .blog-grid {
        margin-left: -24px !important;
        margin-right: -24px !important;
        padding-left: 24px !important;
        padding-right: 24px !important;
    }
}

@media (max-width: 768px) {
    .blog-grid {
        grid-template-columns: none !important;
        gap: 20px;
        padding-bottom: 20px;
        /* 移动端：不再使用负边距突破父容器（这会撑大 panel-inner 导致 flex 居中偏移）
           改为归零边距，用 padding 控制卡片起始位置 */
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding-left: 0 !important;
        padding-right: 0 !important;
    }
}

.blog-card {
    display: flex;
    flex-direction: column;
    flex: 0 0 auto;
    flex-shrink: 0;
    
    width: auto;
    max-width: 85vw;
    
    scroll-snap-align: center;
    scroll-snap-stop: always;
    
    margin: 0;
    height: auto;
    
    transition: transform 320ms var(--ease-standard), opacity 320ms var(--ease-standard), filter 320ms var(--ease-standard);
    transform-origin: center center;
}

@media (min-width: 768px) {
    .blog-card {
        max-width: 600px;
    }
}

/* blog-card img styles consolidated at bottom of file */

.blog-card h3 {
    margin-top: 10px;
}

/* ── Education Journey ─────────────────────────── */
.edu-journey {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 36px;
    margin-top: 36px;
}

.edu-stop {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    flex: 1;
    opacity: 0;
    transform: translateX(48px);
}

/* Triggered by IntersectionObserver adding .is-active to the parent panel */
.panel-intro.is-active .edu-stop:nth-child(3) {
    animation: eduSlideIn 0.55s var(--ease-emphasis) 0.05s forwards;
}
.panel-intro.is-active .edu-stop:nth-child(2) {
    animation: eduSlideIn 0.55s var(--ease-emphasis) 0.2s forwards;
}
.panel-intro.is-active .edu-stop:nth-child(1) {
    animation: eduSlideIn 0.55s var(--ease-emphasis) 0.35s forwards;
}

@keyframes eduSlideIn {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.edu-stop img {
    width: 92px;
    height: 92px;
    object-fit: contain;
    border-radius: 50%;
    background: white;
    border: 2px solid var(--border-color);
    padding: 10px;
    box-sizing: border-box;
    box-shadow: 0 2px 14px rgba(0,0,0,0.07);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.edu-stop:hover img {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.13);
}

.edu-stop-name {
    font-family: var(--font-heading);
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--text-color);
    text-align: center;
}

.edu-stop-year {
    font-size: 0.75rem;
    color: var(--secondary-text);
    font-family: var(--font-ui);
    letter-spacing: 0.05em;
    margin-top: -4px;
}

@media (max-width: 600px) {
    .edu-stop img {
        width: 70px;
        height: 70px;
        padding: 8px;
    }

    .edu-stop-name {
        font-size: 0.8rem;
    }

    .edu-stop-year {
        font-size: 0.7rem;
    }
}

/* ── Panel Map Section ─────────────────────────── */
.panel-map {
    background: #fff;
    backdrop-filter: none;
    min-height: auto;
}

.panel-map .panel-inner {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: var(--space-4) 20px var(--space-2);
}

.map-container {
    width: auto;
    max-width: 80%;
    max-height: calc(100vh - 220px);
    margin-left: auto;
    margin-right: auto;
    aspect-ratio: 1 / 0.618;
    height: auto;
    padding: 10px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(244, 239, 234, 0.94));
    border: 1px solid rgba(26, 26, 26, 0.12);
    border-radius: 18px;
    box-shadow: 0 14px 32px rgba(22, 23, 26, 0.06);
    box-sizing: border-box;
    overflow: hidden;
    touch-action: none;
    -ms-touch-action: none;
    overscroll-behavior: contain;
}

.map-container canvas,
.map-container > div {
    border-radius: 12px;
    touch-action: none;
    -ms-touch-action: none;
}

.map-source-note {
    text-align: center;
    margin-top: 14px;
    color: #888;
    font-size: 0.95rem;
    letter-spacing: 0.02em;
    line-height: 1.6;
}

/* ── Unified Site Footer (home page) ───────────── */
.site-footer-main {
    text-align: center;
    margin-top: 0;
    color: #aaa;
    font-size: 0.95rem;
    padding-top: 0;
    line-height: 1.8;
}

.site-footer-main .footer-copyright {
    display: block;
    margin-bottom: 20px;
}

/* ── Footer Quote Block (lines above/below, muted color, quote mark on own line) ── */
.footer-quote-block {
    border-top: 1px solid #d8d8d8;
    border-bottom: 1px solid #d8d8d8;
    padding: 16px 0;
    margin: 0 auto;
    max-width: 520px;
    color: #b0b0b0;
    text-align: center;
}

.footer-quote-block .quote-mark {
    display: block;
    font-size: 2.2rem;
    line-height: 1;
    color: #c8c8c8;
    margin-bottom: 10px;
    font-family: Georgia, "Times New Roman", serif;
}

.footer-quote-block .quote-mark--close {
    margin-bottom: 0;
    margin-top: 10px;
}

.footer-quote-block .quote-text {
    display: block;
    font-size: 1.25rem;
    line-height: 1.7;
    color: #9a9a9a;
    letter-spacing: 0.01em;
}

.footer-quote-block .quote-author {
    display: block;
    font-size: 1rem;
    color: #b0b0b0;
    margin-top: 10px;
    letter-spacing: 0.06em;
    font-style: normal;
}

/* ── Achievement Panel Contrast ────────────────── */
.panel-achievements {
    background: #f5f4f2 !important;
}

.panel-achievements .achievement-card {
    background: #fff;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}

/* ── Blog Scroll Indicators ────────────────────── */
.blog-indicators {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
    padding-bottom: 10px;
}

.blog-indicators .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--border-color);
    transition: transform var(--duration-fast) var(--ease-standard), background-color var(--duration-fast) var(--ease-standard), opacity var(--duration-fast) var(--ease-standard);
    cursor: pointer;
    border: none;
    padding: 0;
}

.blog-indicators .dot.active {
    background: var(--accent-color);
    transform: scale(1.3);
}

/* ── Blog Card Image Consistency ───────────────── */
.blog-card img {
    height: 300px !important;
    width: 100% !important;
    max-width: 100%;
    object-fit: cover !important;
    object-position: center;
    background-color: #f8f8f8;
    padding: 0 !important;
    box-sizing: border-box;
    border-radius: var(--radius-sm);
    border: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

@media (max-width: 768px) {
    .blog-card img {
        height: 240px !important;
    }

    .map-container {
        max-width: 96%;
        aspect-ratio: 1 / 0.72;
        height: auto;
        padding: 8px;
        border-radius: 14px;
    }
}

/* ── Reduce Panel Intro top whitespace ─────────── */
.panel-intro {
    min-height: auto;
    padding-top: var(--space-7);
}

@media (max-width: 768px) {
    .panel-intro {
        padding-top: 40px;
    }
}

/* ── 404 Page ──────────────────────────────────── */
.page-404 {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 50vh;
    text-align: center;
    padding: 60px 20px;
}

.page-404 .error-code {
    font-family: var(--font-heading);
    font-size: clamp(6rem, 15vw, 10rem);
    font-weight: 700;
    color: var(--accent-color);
    line-height: 1;
    margin: 0;
    opacity: 0.15;
}

.page-404 h2 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    color: var(--text-color);
    margin: -20px 0 16px;
    border: none;
    padding: 0;
}

.page-404 p {
    color: var(--secondary-text);
    font-size: 1.05rem;
    margin: 0 0 30px;
    max-width: 420px;
}

.page-404 .back-home {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-family: var(--font-heading);
    color: #fff;
    background: var(--accent-color);
    border: var(--border-width) solid var(--accent-color);
    transition: transform var(--duration-fast) var(--ease-standard), box-shadow var(--duration-fast) var(--ease-standard), background-color var(--duration-fast) var(--ease-standard), border-color var(--duration-fast) var(--ease-standard);
    text-decoration: none;
    font-size: 1rem;
}

.page-404 .back-home:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(196, 30, 58, 0.15);
    background: #a31930;
    border-color: #a31930;
    color: #fff;
    text-decoration: none;
}