/* ========================================
   张轶隽 - 个人简历作品集
   森林风配色 · 低饱和度设计
   ======================================== */

/* CSS 变量 */
:root {
    /* 极简高级感：低饱和森林中性色 */
    --bg-primary: #f6f7f4;
    --bg-secondary: #edf1eb;
    --bg-card: #fcfdfb;
    --bg-elevated: #ffffff;

    --green-primary: #667f68;
    --green-light: #aabca9;
    --green-dark: #405742;
    --green-deeper: #253628;
    --green-accent: #7a9a7c;

    --text-primary: #1f2b23;
    --text-secondary: #536254;
    --text-muted: #7d8c7e;
    --text-light: #9aa89b;

    --border-color: #d8e1d7;
    --border-light: #e8efe7;

    /* 精致的阴影系统 - 多层次感 */
    --shadow-xs: 0 1px 2px rgba(22, 33, 25, 0.03);
    --shadow-sm: 0 2px 8px rgba(22, 33, 25, 0.05), 0 1px 2px rgba(22, 33, 25, 0.03);
    --shadow-md: 0 8px 24px rgba(22, 33, 25, 0.07), 0 2px 8px rgba(22, 33, 25, 0.04);
    --shadow-lg: 0 16px 48px rgba(22, 33, 25, 0.09), 0 4px 16px rgba(22, 33, 25, 0.05);
    --shadow-hover: 0 12px 32px rgba(22, 33, 25, 0.10), 0 4px 12px rgba(22, 33, 25, 0.06);
    --shadow-card: 0 4px 20px rgba(22, 33, 25, 0.06), 0 1px 4px rgba(22, 33, 25, 0.04);
    --shadow-float: 0 20px 40px rgba(22, 33, 25, 0.12), 0 8px 16px rgba(22, 33, 25, 0.08);

    /* 统一的圆角系统 */
    --radius-xs: 4px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-2xl: 24px;

    /* 统一的间距系统 - 流体间距 */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;
    --space-section: clamp(64px, 8vh, 96px);

    /* 统一的过渡 - 更自然的缓动 */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);

    /* 字号层级 - 流体排版 */
    --text-xs: clamp(11px, 0.7rem, 12px);
    --text-sm: clamp(13px, 0.85rem, 14px);
    --text-base: clamp(15px, 0.95rem, 16px);
    --text-md: clamp(17px, 1.05rem, 18px);
    --text-lg: clamp(19px, 1.2rem, 22px);
    --text-xl: clamp(24px, 1.5rem, 28px);
    --text-2xl: clamp(30px, 2rem, 36px);
    --text-3xl: clamp(36px, 2.5rem, 44px);
    --text-4xl: clamp(42px, 3rem, 56px);

    /* 行高系统 */
    --leading-tight: 1.25;
    --leading-snug: 1.4;
    --leading-normal: 1.6;
    --leading-relaxed: 1.8;
    --leading-loose: 2;
}

@font-face {
    font-family: 'Huiwen Mincho';
    src: url('../fonts/汇文明朝体汇文明朝体.ttf') format('truetype');
    font-display: swap;
}

@font-face {
    font-family: 'Special Elite Local';
    src: url('../fonts/SpecialElite-Regular.ttf') format('truetype');
    font-display: swap;
}

/* 重置样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: var(--leading-relaxed);
    font-size: var(--text-base);
    letter-spacing: 0.02em;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-feature-settings: 'kern' 1, 'liga' 1;
}

/* Skip Link - 无障碍 */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--green-primary);
    color: white;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-weight: 500;
    z-index: 9999;
    transition: top 0.2s ease;
}

.skip-link:focus {
    top: 16px;
    outline: 2px solid var(--green-light);
    outline-offset: 2px;
}

h1, h2, h3, .title-name, .section-title, .journey-title, .rep-header h2 {
    font-family: 'Huiwen Mincho', 'Noto Serif SC', 'Source Han Serif SC', serif;
    letter-spacing: -0.02em;
    font-weight: 600;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    font-feature-settings: 'kern' 1;
}

h1 {
    font-size: var(--text-4xl);
    line-height: var(--leading-tight);
    font-weight: 700;
}

h2 {
    font-size: var(--text-3xl);
    line-height: var(--leading-tight);
    font-weight: 600;
}

h3 {
    font-size: var(--text-xl);
    line-height: var(--leading-snug);
    font-weight: 600;
}

h4 {
    font-size: var(--text-lg);
    line-height: var(--leading-snug);
    font-weight: 600;
}

.logo-subtitle,
.section-tag,
.section-tag,
.rep-kicker,
.metrics-label,
.stat-label,
.timeline-date,
.project-role {
    font-family: 'Special Elite', 'Special Elite Local', monospace;
    letter-spacing: 0.08em;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 clamp(20px, 3vw, 32px);
}

/* ========================================
   导航栏
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(246, 247, 244, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    z-index: 1000;
    border-bottom: 1px solid rgba(216, 225, 215, 0.6);
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(246, 247, 244, 0.92);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 clamp(20px, 3vw, 32px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
}

.nav-logo {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.logo-text {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
    font-family: 'Huiwen Mincho', 'Noto Serif SC', serif;
    transition: var(--transition-fast);
}

.logo-text:hover {
    color: var(--green-dark);
}

.logo-subtitle {
    font-size: 10px;
    color: var(--text-muted);
    letter-spacing: 2.5px;
    text-transform: uppercase;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 6px;
}

.nav-link {
    padding: 10px 20px;
    text-decoration: none;
    color: var(--text-secondary);
    font-size: var(--text-sm);
    font-weight: 500;
    border-radius: 999px;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    color: var(--green-deeper);
    background: rgba(102, 127, 104, 0.08);
    transform: translateY(-1px);
}

.nav-link.active {
    color: var(--green-dark);
    background: rgba(102, 127, 104, 0.12);
    font-weight: 600;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    background: var(--green-primary);
    border-radius: 50%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

/* ========================================
   Hero 区域
   ======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 72px;
    background: 
        radial-gradient(ellipse 80% 60% at 70% 20%, rgba(170, 188, 169, 0.12) 0%, transparent 50%),
        radial-gradient(ellipse 60% 50% at 30% 80%, rgba(102, 127, 104, 0.08) 0%, transparent 50%),
        linear-gradient(160deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -20%;
    width: 70%;
    height: 130%;
    background: radial-gradient(ellipse, rgba(123, 174, 127, 0.06) 0%, transparent 60%);
    pointer-events: none;
    animation: float 20s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 160px;
    background: linear-gradient(to top, var(--bg-primary), transparent);
    pointer-events: none;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translate(-20px, 20px) rotate(2deg); }
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 56px clamp(20px, 3vw, 32px);
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    gap: clamp(48px, 6vw, 80px);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    margin-bottom: 12px;
    animation: fadeInUp 0.8s var(--ease-out-expo) 0.1s both;
}

.title-greeting {
    display: block;
    font-size: var(--text-md);
    font-weight: 400;
    color: var(--text-secondary);
    margin-bottom: 8px;
    letter-spacing: 0.02em;
}

.title-name {
    display: block;
    font-size: clamp(44px, 6vw, 64px);
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.03em;
    line-height: var(--leading-tight);
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--green-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-role {
    font-size: clamp(20px, 2.5vw, 28px);
    color: var(--green-dark);
    font-weight: 600;
    margin-bottom: 20px;
    animation: fadeInUp 0.8s var(--ease-out-expo) 0.2s both;
    letter-spacing: -0.01em;
}

.hero-desc {
    font-size: var(--text-base);
    color: var(--text-secondary);
    max-width: 540px;
    margin-bottom: 28px;
    line-height: var(--leading-relaxed);
    animation: fadeInUp 0.8s var(--ease-out-expo) 0.3s both;
}

.hero-summary {
    display: none;
}

.hero-slogan {
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--text-secondary);
    line-height: 1.8;
    margin: 16px 0 24px 0;
    padding: 20px 24px;
    background: linear-gradient(135deg, var(--green-light) 0%, rgba(255, 255, 255, 0.5) 100%);
    border-left: 4px solid var(--green-primary);
    border-radius: var(--radius-md);
    animation: fadeInUp 0.8s var(--ease-out-expo) 0.35s both;
}

.role-reading-path {
    display: none;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 36px;
    animation: fadeInUp 0.8s var(--ease-out-expo) 0.4s both;
}

.stat-item {
    text-align: center;
    padding: 20px 16px;
    background: rgba(252, 253, 251, 0.95);
    border: 1px solid rgba(216, 225, 215, 0.8);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
}

.stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--green-light), var(--green-primary));
    opacity: 0.8;
}

.stat-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-float);
    border-color: var(--green-light);
}

.stat-number {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    display: inline-block;
    font-family: 'Huiwen Mincho', 'Noto Serif SC', serif;
}

.stat-suffix {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--green-primary);
}

.stat-label {
    display: block;
    font-size: var(--text-xs);
    color: var(--text-muted);
    margin-top: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.hero-contact {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    animation: fadeInUp 0.8s var(--ease-out-expo) 0.5s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 12px 24px;
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, #6d866e 0%, #577157 100%);
    color: white;
    box-shadow: 0 6px 20px rgba(64, 87, 66, 0.25);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 28px rgba(64, 87, 66, 0.30);
    filter: saturate(1.05);
}

.btn-outline {
    background: transparent;
    color: var(--green-dark);
    border: 2px solid var(--green-light);
}

.btn-outline:hover {
    background: rgba(102, 127, 104, 0.08);
    border-color: var(--green-primary);
    transform: translateY(-2px);
}

.contact-info {
    display: none;
}

/* Profile Card */
.hero-visual {
    position: relative;
    animation: fadeInRight 1s var(--ease-out-expo) 0.3s both;
    display: grid;
    grid-template-columns: minmax(260px, 1fr) minmax(240px, 1fr);
    gap: 16px;
    align-items: stretch;
}

.profile-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.profile-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-float);
}

.profile-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: linear-gradient(135deg, var(--green-light) 0%, var(--green-primary) 100%);
    opacity: 0.1;
}

.profile-image {
    width: 140px;
    height: 140px;
    margin: 0 auto 24px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid var(--bg-card);
    box-shadow: var(--shadow-md);
    position: relative;
    z-index: 1;
    transition: var(--transition);
}

.profile-image:hover {
    transform: scale(1.03);
    box-shadow: var(--shadow-lg);
}

.profile-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.profile-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--green-light) 0%, var(--green-primary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 64px;
}

.profile-tags {
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: center;
}

.tag {
    padding: 6px 14px;
    background: rgba(102, 127, 104, 0.1);
    color: var(--green-dark);
    font-size: var(--text-xs);
    border-radius: 999px;
    font-weight: 500;
    transition: var(--transition-fast);
}

.tag:hover {
    background: rgba(102, 127, 104, 0.18);
    transform: translateY(-1px);
}

.profile-tableau-preview {
    margin-top: var(--space-lg);
    padding-top: var(--space-md);
    border-top: 1px solid var(--border-color);
}

.tableau-preview-label {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--text-xs);
    color: var(--green-dark);
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: var(--space-sm);
}

.tableau-preview-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xs);
}

.tableau-preview-grid img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    cursor: pointer;
}

.tableau-preview-grid img:hover {
    transform: scale(1.03);
    box-shadow: var(--shadow-sm);
    border-color: var(--green-light);
}

.hero-side-panels {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
}

.info-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    box-shadow: var(--shadow-card);
    transition: var(--transition);
}

.info-panel:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-float);
    border-color: var(--border-color);
}

.info-panel-icon {
    font-size: 20px;
    margin-bottom: var(--space-sm);
}

.info-panel h3 {
    font-size: var(--text-md);
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.info-panel p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
    line-height: var(--leading-relaxed);
}

.info-meta {
    font-size: var(--text-xs);
    color: var(--text-muted);
}

.info-panel-centered {
    text-align: center;
}

.info-panel-centered .info-panel-icon {
    display: flex;
    justify-content: center;
}

.info-panel-centered .info-panel-icon svg {
    width: 28px;
    height: 28px;
    fill: var(--green-primary);
}

.info-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.info-list li {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    padding: 10px 0;
    padding-left: 18px;
    position: relative;
    border-bottom: 1px solid var(--border-light);
    line-height: var(--leading-normal);
}

.info-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    background: var(--green-primary);
    border-radius: 50%;
    transition: var(--transition-fast);
}

.info-list li:hover::before {
    transform: translateY(-50%) scale(1.3);
}

.info-list li:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.info-list li:first-child {
    padding-top: 0;
}

/* ========================================
   导航式经历展示 + 数据可视化 + 代表作品
   ======================================== */
.journey {
    padding: 96px 0 72px;
    background: var(--bg-card);
}

.journey-board {
    border: 1px solid var(--border-color);
    background: linear-gradient(180deg, #fbfcf9 0%, #f3f7ef 100%);
    border-radius: var(--radius-lg);
    padding: clamp(28px, 4vw, 44px);
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 34px;
    box-shadow: var(--shadow-sm);
}

.journey-title {
    font-family: 'Huiwen Mincho', 'Noto Serif SC', serif;
    font-size: 42px;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.journey-note {
    color: var(--text-muted);
    margin-bottom: 24px;
}

.journey-step {
    display: grid;
    grid-template-columns: 34px 1fr;
    gap: 12px;
    padding: 14px 0;
    border-bottom: 1px dashed rgba(111, 143, 111, 0.28);
}

.journey-step:last-child {
    border-bottom: none;
}

.journey-arrow {
    color: var(--green-primary);
    font-size: 22px;
    line-height: 1;
    padding-top: 4px;
}

.journey-step-content h3 {
    font-size: 18px;
    margin-bottom: 6px;
}

.journey-step-content p {
    font-size: 14px;
    color: var(--text-secondary);
}

.journey-step-content strong {
    color: var(--green-deeper);
}

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

.journey-shot {
    min-height: 178px;
    border-radius: 14px;
    border: 1px solid var(--border-color);
    background: linear-gradient(135deg, #cbdac7 0%, #9eb69f 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #203226;
    font-size: 13px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.journey-shot:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.journey-shot.shot-main {
    grid-row: span 2;
    min-height: 368px;
    background: linear-gradient(150deg, #d5e2d1 0%, #88a289 100%);
}

.metrics-showcase {
    padding: 8px 0 80px;
    background: var(--bg-card);
}

.metrics-card {
    max-width: 420px;
    margin-left: auto;
    background: #2f5d35;
    color: #f4f8f1;
    padding: 28px;
    border-radius: 6px;
    box-shadow: var(--shadow-md);
}

.metrics-label {
    font-size: 11px;
    letter-spacing: 2px;
    opacity: 0.7;
    margin-bottom: 18px;
}

.metrics-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    border-top: 1px solid rgba(255, 255, 255, 0.18);
    padding: 14px 0;
}

.metrics-row:first-of-type {
    border-top: none;
    padding-top: 0;
}

.metrics-row span {
    font-size: 13px;
    opacity: 0.86;
}

.metrics-row strong {
    font-family: 'Huiwen Mincho', serif;
    font-size: 38px;
    line-height: 1;
    letter-spacing: 0.8px;
}

.rep-works {
    background: var(--bg-secondary);
    padding-top: 84px;
}

.rep-header {
    margin-bottom: 24px;
}

.rep-kicker {
    font-size: 12px;
    color: var(--text-muted);
    letter-spacing: 1px;
}

.rep-header h2 {
    margin-top: 8px;
    font-family: 'Huiwen Mincho', 'Noto Serif SC', serif;
    font-size: 40px;
    color: var(--green-deeper);
}

.rep-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.rep-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.rep-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.rep-thumb {
    aspect-ratio: 16/10;
    background: linear-gradient(135deg, #b8ccb6 0%, #8da68c 100%);
    overflow: hidden;
}

.rep-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.25s ease;
}

.rep-item:hover .rep-thumb img {
    transform: scale(1.03);
}

.rep-content {
    padding: var(--space-lg);
}

.rep-content h3 {
    font-size: var(--text-md);
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.rep-item > h3 {
    font-size: var(--text-md);
    padding: var(--space-lg) var(--space-lg) var(--space-xs);
}

.rep-content p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    line-height: 1.6;
}

.rep-item > p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    padding: 0 var(--space-lg) var(--space-lg);
}

.rep-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.rep-tags span {
    padding: 4px 10px;
    font-size: var(--text-xs);
    color: var(--green-dark);
    background: rgba(102, 127, 104, 0.09);
    border-radius: 999px;
}

/* ========================================
   Tableau 项目专题
   ======================================== */
.tableau-case {
    padding: var(--space-section) 0;
    background:
        radial-gradient(circle at top right, rgba(170, 188, 169, 0.15) 0%, transparent 40%),
        linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    position: relative;
}

.tableau-case::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.tableau-case-shell {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: clamp(32px, 5vw, 56px);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.tableau-case-shell::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--green-light), var(--green-primary), var(--green-light));
}

.tableau-case-head {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    align-items: start;
    margin-bottom: 36px;
}

.tableau-case-title {
    position: relative;
}

.tableau-case-title::after {
    content: '';
    display: block;
    width: 48px;
    height: 3px;
    background: linear-gradient(90deg, var(--green-primary), var(--green-light));
    margin-top: 16px;
    border-radius: 2px;
}

.tableau-case-subtitle {
    margin-top: 12px;
    font-size: 15px;
    color: var(--green-dark);
    font-weight: 500;
}

.tableau-case-summary p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.85;
}

.tableau-case-points {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 36px;
}

.case-point {
    padding: var(--space-lg);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.case-point:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--green-light);
}

.case-point-index {
    display: inline-block;
    margin-bottom: 10px;
    font-size: 11px;
    color: var(--green-primary);
    font-weight: 600;
    letter-spacing: 0.15em;
}

.case-point p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.dashboard-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
}

.dashboard-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--green-light), var(--green-primary));
    opacity: 0;
    transition: opacity 0.25s ease;
}

.dashboard-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.dashboard-card:hover::before {
    opacity: 1;
}

.dashboard-trigger {
    width: 100%;
    border: none;
    background: transparent;
    padding: 0;
    cursor: zoom-in;
    display: block;
    position: relative;
    overflow: hidden;
}

.dashboard-trigger::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(22, 33, 25, 0);
    transition: background 0.25s ease;
    pointer-events: none;
}

.dashboard-card:hover .dashboard-trigger::after {
    background: rgba(22, 33, 25, 0.04);
}

.dashboard-trigger img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    display: block;
    transition: transform 0.25s ease;
}

.dashboard-card:hover .dashboard-trigger img {
    transform: scale(1.03);
}

.dashboard-copy {
    padding: var(--space-lg) var(--space-lg) var(--space-lg);
}

.dashboard-copy h3 {
    font-size: var(--text-md);
    margin-bottom: var(--space-xs);
    color: var(--text-primary);
}

.dashboard-copy p {
    font-size: var(--text-sm);
    color: var(--text-muted);
    line-height: 1.6;
}

.case-result-card {
    margin-top: 8px;
    padding: 28px;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    position: relative;
}

.case-result-card::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 24px;
    right: 24px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--green-light), transparent);
}

.case-result-header {
    margin-bottom: 20px;
}

.case-result-kicker {
    display: inline-block;
    margin-bottom: 8px;
    font-size: 11px;
    color: var(--green-primary);
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.case-result-header h3 {
    font-size: 22px;
    color: var(--text-primary);
}

.case-result-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.case-result-item {
    padding: var(--space-lg);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.case-result-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.case-result-item h4 {
    font-size: var(--text-md);
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.case-result-item p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.65;
}

/* ========================================
   核心亮点
   ======================================== */
.highlights {
    padding: 80px 0;
    background: var(--bg-card);
}

.highlight-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.highlight-card {
    padding: var(--space-xl);
    background: var(--bg-primary);
    border: 1px solid transparent;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition);
}

.highlight-card:hover {
    transform: translateY(-4px);
    border-color: rgba(102, 127, 104, 0.20);
    box-shadow: var(--shadow-hover);
}

.highlight-icon {
    font-size: 36px;
    margin-bottom: var(--space-md);
}

.highlight-card h3 {
    font-size: var(--text-md);
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.highlight-card p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.highlight-meta {
    font-size: var(--text-xs);
    color: var(--text-muted);
}

/* ========================================
   Section 通用样式
   ======================================== */
section {
    padding: var(--space-section) 0;
}

.section-header {
    text-align: center;
    margin-bottom: clamp(44px, 6vh, 72px);
}

.section-tag {
    display: inline-block;
    padding: 4px 10px;
    background: rgba(102, 127, 104, 0.10);
    color: var(--green-dark);
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    border-radius: 999px;
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(26px, 3.5vw, 34px);
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.3;
}

/* ========================================
   图文并茂实习经历展示
   ======================================== */
.featured-experience {
    background: 
        radial-gradient(ellipse 50% 40% at 80% 50%, rgba(170, 188, 169, 0.08) 0%, transparent 60%),
        var(--bg-primary);
    padding: var(--space-section) 0;
}

.featured-header {
    text-align: center;
    margin-bottom: 48px;
}

.featured-card-integrated {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    transition: var(--transition);
}

.featured-card-integrated:hover {
    box-shadow: var(--shadow-float);
}

.featured-integrated-content {
    padding: clamp(32px, 4vw, 48px);
}

.featured-integrated-content .featured-meta {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-light);
}

.featured-integrated-content .featured-meta h3 {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.featured-integrated-content .featured-company {
    display: block;
    font-size: var(--text-base);
    color: var(--green-dark);
    font-weight: 500;
    margin-bottom: 4px;
}

.featured-integrated-content .featured-date {
    font-size: var(--text-sm);
    color: var(--text-muted);
}

.featured-hero-layout {
    display: grid;
    grid-template-columns: 70% 30%;
    gap: 28px;
    align-items: stretch;
    margin-bottom: 36px;
}

.featured-hero-left {
    display: flex;
    align-items: stretch;
}

.featured-hero-left .dashboard-carousel-wrapper {
    margin-bottom: 0;
    width: 100%;
    display: flex;
}

.featured-hero-left .dashboard-carousel {
    width: 100%;
    flex: 1;
}

.featured-hero-right {
    display: flex;
    flex-direction: column;
}

.featured-hero-right .featured-project-intro {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    padding: 28px;
    border: 1px solid var(--border-color);
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.featured-hero-right .featured-project-intro h4 {
    font-size: var(--text-md);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.featured-hero-right .featured-project-intro h4::before {
    content: '';
    width: 4px;
    height: 20px;
    background: linear-gradient(180deg, var(--green-primary), var(--green-dark));
    border-radius: 2px;
}

.featured-hero-right .featured-project-intro p {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: 1.85;
}

.featured-integrated-body {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.integrated-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    align-items: center;
}

.integrated-section:nth-child(even) .integrated-image {
    order: -1;
}

.integrated-text h4 {
    font-size: var(--text-md);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.integrated-text h4::before {
    content: '';
    width: 4px;
    height: 18px;
    background: var(--green-primary);
    border-radius: 2px;
}

.integrated-text p {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
}

.integrated-text .featured-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.integrated-text .featured-list li {
    font-size: var(--text-base);
    color: var(--text-secondary);
    padding: 10px 0;
    padding-left: 20px;
    position: relative;
    line-height: var(--leading-normal);
}

.integrated-text .featured-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 18px;
    width: 8px;
    height: 8px;
    background: var(--green-light);
    border-radius: 50%;
    transition: var(--transition-fast);
}

.integrated-text .featured-list li:hover::before {
    transform: scale(1.3);
    background: var(--green-primary);
}

.integrated-image {
    position: relative;
}

.integrated-img-btn {
    width: 100%;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.integrated-img-btn:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-float);
    border-color: var(--green-light);
}

.integrated-img-btn img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.4s var(--ease-out-expo);
}

.integrated-img-btn:hover img {
    transform: scale(1.03);
}

.integrated-img-btn .img-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 14px 16px;
    background: linear-gradient(transparent, rgba(31, 43, 35, 0.88));
    color: #fff;
    font-size: var(--text-sm);
    font-weight: 500;
    text-align: center;
}

.featured-results {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 16px;
}

.featured-results .result-item {
    text-align: center;
    padding: 18px 12px;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-xs);
    transition: var(--transition);
}

.featured-results .result-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
    border-color: var(--green-light);
}

.featured-results .result-number {
    display: block;
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--green-dark);
    line-height: 1.2;
    font-family: 'Huiwen Mincho', 'Noto Serif SC', serif;
}

.featured-results .result-label {
    font-size: var(--text-xs);
    color: var(--text-muted);
    margin-top: 6px;
}

.featured-summary-text {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin-top: 16px;
}

/* ========================================
   经历时间线
   ======================================== */
.experience {
    background: var(--bg-secondary);
}

.timeline {
    position: relative;
}

.timeline-item {
    position: relative;
    margin-bottom: 48px;
    transition: var(--transition);
}

.timeline-item.hidden {
    display: none;
}

.timeline-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 0;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    display: grid;
    grid-template-columns: 1fr 320px;
    transition: var(--transition);
}

.timeline-content:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.timeline-main {
    padding: 36px;
}

.timeline-header {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 20px;
}

.timeline-arrow {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--green-light) 0%, var(--green-primary) 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 16px;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(123, 174, 127, 0.3);
}

.timeline-info h3 {
    font-size: 20px;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.timeline-company {
    display: block;
    font-size: 15px;
    color: var(--green-dark);
    font-weight: 500;
    margin-bottom: 4px;
}

.timeline-date {
    font-size: 13px;
    color: var(--text-muted);
}

.timeline-body p {
    margin-bottom: 12px;
    font-size: 14px;
    color: var(--text-secondary);
}

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

.timeline-action ul {
    padding-left: 20px;
    margin-bottom: 12px;
}

.timeline-action li {
    margin-bottom: 6px;
    font-size: 14px;
    color: var(--text-secondary);
}

.timeline-result {
    background: linear-gradient(135deg, rgba(123, 174, 127, 0.08) 0%, rgba(168, 197, 169, 0.05) 100%);
    padding: 16px 20px;
    border-radius: var(--radius-sm);
    border-left: 4px solid var(--green-primary);
}

/* 右侧作品展示区域 */
.timeline-gallery {
    background: var(--bg-secondary);
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    border-left: 1px solid var(--border-color);
}

.gallery-item {
    aspect-ratio: 16/10;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.gallery-item:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-md);
}

.gallery-placeholder {
    font-size: 13px;
    color: var(--text-muted);
    text-align: center;
    padding: 12px;
}

/* 数据可视化样式 */
.data-visual {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 16px;
    padding: 12px 16px;
    background: var(--bg-card);
    border-radius: var(--radius-sm);
}

.data-visual-number {
    font-size: 28px;
    font-weight: 700;
    color: var(--green-primary);
    line-height: 1;
}

.data-visual-unit {
    font-size: 16px;
    font-weight: 600;
    color: var(--green-dark);
}

.data-visual-label {
    font-size: 12px;
    color: var(--text-muted);
    margin-left: auto;
}

/* ========================================
   技能矩阵
   ======================================== */
.skills {
    background: 
        radial-gradient(ellipse 60% 50% at 20% 80%, rgba(170, 188, 169, 0.1) 0%, transparent 50%),
        var(--bg-card);
    padding: var(--space-section) 0;
}

.skills-grid {
    max-width: 800px;
    margin: 0 auto;
}

.skill-category {
    display: none;
}

.skill-category.active {
    display: block;
    animation: fadeInUp 0.6s var(--ease-out-expo);
}

.skill-category h3 {
    font-size: var(--text-xl);
    color: var(--text-primary);
    margin-bottom: 32px;
    text-align: center;
    font-weight: 600;
}

.skill-items {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.skill-item {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.skill-name {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    font-weight: 500;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.skill-bar {
    height: 6px;
    background: var(--bg-secondary);
    border-radius: 999px;
    overflow: hidden;
    position: relative;
}

.skill-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--green-light) 0%, var(--green-primary) 100%);
    border-radius: 999px;
    transition: width 1.2s var(--ease-out-expo);
    position: relative;
}

.skill-progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.2) 50%, transparent 100%);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* ========================================
   项目经历
   ======================================== */
.projects {
    background: 
        radial-gradient(ellipse 50% 40% at 70% 30%, rgba(170, 188, 169, 0.08) 0%, transparent 50%),
        var(--bg-secondary);
    padding: var(--space-section) 0;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: var(--transition);
}

.project-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-float);
    border-color: var(--green-light);
}

.project-card:hover .project-image {
    filter: saturate(1.05) brightness(1.02);
}

.project-card[data-role].hidden {
    display: none;
}

.project-image {
    height: 180px;
    background: linear-gradient(135deg, var(--green-light) 0%, var(--green-primary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    transition: filter 0.4s var(--ease-out-expo);
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.project-placeholder {
    font-size: 40px;
}

.project-content {
    padding: var(--space-lg);
}

.project-content h3 {
    font-size: var(--text-lg);
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
    font-weight: 600;
}

.project-role {
    font-size: var(--text-sm);
    color: var(--green-dark);
    font-weight: 500;
    margin-bottom: var(--space-sm);
}

.project-desc {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-md);
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.project-tags span {
    padding: 5px 12px;
    background: rgba(102, 127, 104, 0.1);
    color: var(--green-dark);
    font-size: var(--text-xs);
    border-radius: 999px;
    font-weight: 500;
    transition: var(--transition-fast);
}

.project-tags span:hover {
    background: rgba(102, 127, 104, 0.18);
}

/* ========================================
   校园经历
   ======================================== */
.campus {
    background: var(--bg-card);
}

.campus-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    max-width: 800px;
    margin: 0 auto;
}

.campus-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 34px;
    transition: var(--transition);
}

.campus-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.campus-icon {
    font-size: 32px;
    margin-bottom: 16px;
}

.campus-card h3 {
    font-size: 18px;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.campus-date {
    font-size: 13px;
    color: var(--text-muted);
    display: block;
    margin-bottom: 4px;
}

.campus-role {
    display: inline-block;
    font-size: 13px;
    color: var(--green-primary);
    font-weight: 500;
    padding: 2px 10px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
}

.campus-card ul {
    padding-left: 20px;
}

.campus-card li {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

/* ========================================
   其他能力 - 能力矩阵
   ======================================== */

.capability-matrix-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 24px;
}

.capability-matrix-item {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    transition: var(--transition);
}

.capability-matrix-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-sm);
    border-color: var(--green-light);
}

.capability-icon {
    font-size: 28px;
    margin-bottom: 12px;
}

.capability-matrix-item h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.capability-matrix-item p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.7;
}

@media (max-width: 768px) {
    .capability-matrix-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

/* ========================================
   图片预览
   ======================================== */
.lightbox-modal {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.25s ease, visibility 0.25s ease;
    z-index: 2000;
}

.lightbox-modal.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.lightbox-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(31, 43, 35, 0.72);
    backdrop-filter: blur(6px);
}

.lightbox-dialog {
    position: relative;
    width: min(1100px, 100%);
    max-height: 92vh;
    padding: var(--space-md);
    border-radius: var(--radius-xl);
    background: rgba(252, 253, 251, 0.98);
    border: 1px solid rgba(216, 225, 215, 0.98);
    box-shadow: var(--shadow-lg);
}

.lightbox-close {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: rgba(31, 43, 35, 0.08);
    color: var(--text-primary);
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    transition: var(--transition-fast);
    z-index: 10;
}

.lightbox-close:hover {
    background: rgba(31, 43, 35, 0.15);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border: none;
    border-radius: 50%;
    background: var(--bg-card);
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    box-shadow: var(--shadow-md);
    z-index: 10;
}

.lightbox-nav:hover {
    background: var(--green-primary);
    color: white;
}

.lightbox-prev {
    left: var(--space-md);
}

.lightbox-next {
    right: var(--space-md);
}

.lightbox-counter {
    position: absolute;
    bottom: var(--space-md);
    left: 50%;
    transform: translateX(-50%);
    padding: 5px 12px;
    background: rgba(31, 43, 35, 0.75);
    color: white;
    font-size: var(--text-xs);
    border-radius: 999px;
    font-weight: 500;
    z-index: 10;
}

.lightbox-figure {
    overflow: auto;
    border-radius: var(--radius-lg);
}

.lightbox-figure img {
    display: block;
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    margin: 0 auto;
    border-radius: 12px;
}

body.lightbox-open {
    overflow: hidden;
}

/* ========================================
   联系方式
   ======================================== */
.contact {
    background: 
        radial-gradient(ellipse 60% 50% at 50% 0%, rgba(255, 255, 255, 0.15) 0%, transparent 50%),
        linear-gradient(135deg, var(--green-light) 0%, var(--green-primary) 100%);
    color: white;
    padding: var(--space-section) 0;
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 60%;
    height: 200%;
    background: radial-gradient(ellipse, rgba(255, 255, 255, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.contact-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.contact-content h2 {
    font-size: var(--text-3xl);
    margin-bottom: 16px;
    font-weight: 700;
}

.contact-content p {
    font-size: var(--text-base);
    opacity: 0.9;
    margin-bottom: 36px;
    line-height: var(--leading-relaxed);
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: white;
    text-decoration: none;
    font-size: var(--text-base);
    opacity: 0.9;
    transition: var(--transition);
    padding: 12px 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
}

.contact-item:hover {
    opacity: 1;
    transform: translateY(-3px);
    background: rgba(255, 255, 255, 0.18);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    cursor: pointer;
}

.contact-icon {
    font-size: 20px;
}

/* 复制提示框 */
.copy-toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: var(--text-primary);
    color: var(--bg-primary);
    padding: 12px 24px;
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    font-weight: 500;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 10000;
    box-shadow: var(--shadow-float);
}

.copy-toast.show {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

/* ========================================
   VibeCoding 独立项目展示
   ======================================== */
.vibe-projects {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.vibe-project-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    margin-bottom: 24px;
    transition: var(--transition);
}

.vibe-project-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.vibe-project-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.vibe-project-header h3 {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--text-primary);
}

.vibe-project-role {
    font-size: var(--text-sm);
    color: var(--green-primary);
    font-weight: 500;
    padding: 4px 12px;
    background: var(--green-light);
    border-radius: var(--radius-sm);
}

.vibe-project-date {
    font-size: var(--text-sm);
    color: var(--text-muted);
}

.vibe-project-desc {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.vibe-project-highlights {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.vibe-highlight h4 {
    font-size: var(--text-md);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.vibe-highlight h4::before {
    content: '';
    width: 4px;
    height: 18px;
    background: linear-gradient(180deg, var(--green-primary), var(--green-dark));
    border-radius: 2px;
}

.vibe-highlight ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.vibe-highlight li {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.8;
    padding-left: 16px;
    position: relative;
}

.vibe-highlight li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--green-primary);
}

@media (max-width: 768px) {
    .vibe-project-highlights {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .vibe-project-header {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* ========================================
   微信小程序作品展示
   ======================================== */
.miniapp-showcase {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.miniapp-showcase .section-desc {
    text-align: center;
    color: var(--text-secondary);
    font-size: 16px;
    margin-top: 8px;
}

.miniapp-gallery {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 48px;
}

.miniapp-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.miniapp-image-wrapper {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.miniapp-image-wrapper img {
    max-width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
}

.miniapp-label {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
    padding: 6px 16px;
    background: var(--bg-card);
    border-radius: 20px;
    border: 1px solid var(--border-color);
}

/* VibeCoding 项目卡片内的截图展示 */
.vibe-project-card .miniapp-gallery {
    grid-template-columns: repeat(3, 1fr);
    margin: 24px 0 32px 0;
}

.vibe-project-card .miniapp-image-wrapper {
    transition: var(--transition);
}

.vibe-project-card .miniapp-image-wrapper:hover {
    transform: translateY(-4px);
}

.vibe-project-card .miniapp-image-wrapper img {
    max-width: 70%;
    height: auto;
    object-fit: contain;
}

@media (max-width: 768px) {
    .vibe-project-card .miniapp-gallery {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
    }
}

@media (max-width: 480px) {
    .vibe-project-card .miniapp-gallery {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

.miniapp-info {
    max-width: 800px;
    margin: 0 auto;
}

.miniapp-info-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.miniapp-info-card h3 {
    font-size: 24px;
    color: var(--text-primary);
    margin-bottom: 12px;
    text-align: center;
}

.miniapp-info-card > p {
    text-align: center;
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: 32px;
    line-height: 1.7;
}

.miniapp-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 32px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.feature-item:hover {
    background: linear-gradient(135deg, rgba(123, 174, 127, 0.1) 0%, rgba(168, 197, 169, 0.05) 100%);
    transform: translateX(4px);
}

.feature-icon {
    font-size: 24px;
}

.feature-text {
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 500;
}

.miniapp-tech-stack {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
}

.miniapp-tech-stack .tech-tag {
    padding: 8px 16px;
    background: linear-gradient(135deg, var(--green-light) 0%, var(--green-primary) 100%);
    color: white;
    font-size: 13px;
    font-weight: 500;
    border-radius: 20px;
}

/* 响应式设计 - 微信小程序展示 */
@media (max-width: 1024px) {
    .miniapp-gallery {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
    
    .miniapp-features {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .miniapp-gallery {
        grid-template-columns: 1fr;
        max-width: 280px;
        margin: 0 auto 40px;
    }
    
    .miniapp-info-card {
        padding: 24px;
    }
    
    .miniapp-info-card h3 {
        font-size: 20px;
    }
}

/* ========================================
   页脚
   ======================================== */
.footer {
    background: var(--bg-card);
    padding: 24px 0;
    text-align: center;
    border-top: 1px solid var(--border-color);
}

.footer p {
    font-size: 13px;
    color: var(--text-muted);
}

/* ========================================
   动画
   ======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(24px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-24px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.6;
    }
}

@keyframes breathe {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.02);
    }
}

.animate-in {
    animation: fadeInUp 0.7s var(--ease-out-expo) forwards;
    opacity: 0;
}

.animate-in-scale {
    animation: scaleIn 0.6s var(--ease-out-expo) forwards;
    opacity: 0;
}

.animate-in-slide {
    animation: slideUp 0.8s var(--ease-out-expo) forwards;
    opacity: 0;
}

.highlight-card.animate-in,
.project-card.animate-in,
.campus-card.animate-in,
.rep-item.animate-in,
.dashboard-card.animate-in,
.case-result-item.animate-in,
.data-item.animate-in {
    animation: fadeInUp 0.6s var(--ease-out-expo) forwards;
    opacity: 0;
}

.highlight-card:nth-child(1).animate-in { animation-delay: 0.1s; }
.highlight-card:nth-child(2).animate-in { animation-delay: 0.2s; }
.highlight-card:nth-child(3).animate-in { animation-delay: 0.3s; }

.project-card:nth-child(1).animate-in { animation-delay: 0.1s; }
.project-card:nth-child(2).animate-in { animation-delay: 0.2s; }
.project-card:nth-child(3).animate-in { animation-delay: 0.3s; }
.project-card:nth-child(4).animate-in { animation-delay: 0.4s; }

.rep-item:nth-child(1).animate-in { animation-delay: 0.1s; }
.rep-item:nth-child(2).animate-in { animation-delay: 0.2s; }
.rep-item:nth-child(3).animate-in { animation-delay: 0.3s; }

.case-result-item:nth-child(1).animate-in { animation-delay: 0.1s; }
.case-result-item:nth-child(2).animate-in { animation-delay: 0.2s; }
.case-result-item:nth-child(3).animate-in { animation-delay: 0.3s; }

/* ========================================
   响应式设计
   ======================================== */
@media (max-width: 1024px) {
    .tableau-case-head,
    .tableau-case-points,
    .case-result-grid {
        grid-template-columns: 1fr;
    }

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

    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-visual {
        order: -1;
        grid-template-columns: 1fr;
        max-width: 520px;
        margin: 0 auto;
    }
    
    .profile-card {
        max-width: none;
        margin: 0;
    }

    .journey-board {
        grid-template-columns: 1fr;
    }

    .journey-right {
        grid-template-columns: repeat(3, 1fr);
    }

    .journey-shot.shot-main {
        grid-row: span 1;
        min-height: 188px;
    }

    .rep-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .highlight-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .campus-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline-content {
        grid-template-columns: 1fr;
    }
    
    .timeline-gallery {
        flex-direction: row;
        border-left: none;
        border-top: 1px solid var(--border-color);
    }
    
    .gallery-item {
        flex: 1;
    }
}

@media (max-width: 768px) {
    .tableau-case-shell {
        padding: 24px 18px;
        border-radius: 22px;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-card);
        flex-direction: column;
        padding: 16px;
        border-top: 1px solid var(--border-color);
        box-shadow: var(--shadow-md);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

    .title-name {
        font-size: 36px;
    }

    .hero-role {
        font-size: 18px;
    }

    .hero-desc {
        font-size: 14px;
    }

    .hero-contact {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }

    .hero-contact .btn {
        width: 100%;
        justify-content: center;
    }

    .journey-board {
        padding: 24px;
    }

    .journey-title {
        font-size: 28px;
    }

    .journey-right {
        grid-template-columns: 1fr;
    }

    .metrics-card {
        margin: 0;
        max-width: none;
    }

    .rep-grid {
        grid-template-columns: 1fr;
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .stat-item {
        padding: 18px 16px;
    }

    .stat-number {
        font-size: var(--text-xl);
    }

    .featured-results {
        grid-template-columns: repeat(2, 1fr);
    }

    .featured-details-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .highlight-grid {
        grid-template-columns: 1fr;
    }

    .timeline-content {
        grid-template-columns: 1fr;
    }

    .timeline-gallery {
        flex-direction: column;
        border-left: none;
        border-top: 1px solid var(--border-color);
    }

    .contact-links {
        flex-direction: column;
        align-items: center;
        gap: 16px;
    }

    .lightbox-modal {
        padding: 14px;
    }

    .lightbox-dialog {
        padding: 12px;
        border-radius: 18px;
    }
}

@media (max-width: 480px) {
    .case-point,
    .case-result-item {
        padding: 16px;
    }
}

/* ========================================
   公众号运营数据展示
   ======================================== */
.data-showcase {
    padding: 80px 0;
}

.data-showcase .section-desc {
    text-align: center;
    color: var(--text-secondary);
    font-size: 16px;
    margin-top: 8px;
}

/* 公众号运营数据 - 像微信小程序一样无背景 */
.data-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

.data-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.data-item img {
    max-width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
    border-radius: var(--radius-sm);
    transition: transform 0.25s ease;
}

.data-item:hover img {
    transform: scale(1.02);
}

/* 响应式设计 - 公众号数据展示 */
@media (max-width: 1024px) {
    .data-gallery {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-lg);
    }
}

@media (max-width: 768px) {
    .data-gallery {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto var(--space-xl);
    }
}

/* ========================================
   摄影作品集展示
   ======================================== */
.photography-showcase {
    padding: var(--space-section) 0;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.photography-showcase .section-desc {
    text-align: center;
    color: var(--text-secondary);
    font-size: var(--text-base);
    margin-top: var(--space-sm);
}

.photo-gallery {
    column-count: 4;
    column-gap: var(--space-md);
    margin-top: var(--space-xl);
    contain: layout style;
}

.photo-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    break-inside: avoid;
    margin-bottom: var(--space-md);
    background: var(--bg-secondary);
    min-height: 150px;
}

.photo-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(255,255,255,0.03) 100%);
    pointer-events: none;
}

.photo-item:hover {
    box-shadow: var(--shadow-hover);
}

.photo-item img {
    width: 100%;
    height: auto;
    display: block;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.photo-item:hover img {
    opacity: 0.95;
}

/* 响应式设计 - 摄影作品集瀑布流 */
@media (max-width: 1200px) {
    .photo-gallery {
        column-count: 3;
    }
}

@media (max-width: 1024px) {
    .photo-gallery {
        column-count: 2;
        column-gap: 14px;
    }
}

@media (max-width: 768px) {
    .photo-gallery {
        column-count: 2;
        column-gap: 12px;
    }
}

@media (max-width: 480px) {
    .photo-gallery {
        column-count: 1;
    }
}

/* 隐藏类 */
.hidden {
    display: none !important;
}

/* 侧边导航 */
.side-nav {
    position: fixed;
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s var(--ease-out-expo), visibility 0.4s var(--ease-out-expo);
}

.side-nav.visible {
    opacity: 1;
    visibility: visible;
}

.side-nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.side-nav-item {
    position: relative;
}

.side-nav-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-secondary);
    transition: var(--transition);
    padding: 4px 0;
}

.side-nav-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(102, 127, 104, 0.2);
    border: 2px solid rgba(102, 127, 104, 0.3);
    transition: var(--transition);
    cursor: pointer;
}

.side-nav-label {
    position: absolute;
    right: 24px;
    white-space: nowrap;
    font-size: var(--text-xs);
    font-weight: 500;
    padding: 6px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
    opacity: 0;
    visibility: hidden;
    transform: translateX(10px);
    transition: var(--transition);
    pointer-events: none;
}

.side-nav-link:hover .side-nav-label {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

.side-nav-item.active .side-nav-dot {
    background: var(--green-primary);
    border-color: var(--green-primary);
    transform: scale(1.3);
    box-shadow: 0 0 0 4px rgba(102, 127, 104, 0.2);
}

.side-nav-item.active .side-nav-label {
    color: var(--green-dark);
    font-weight: 600;
}

.side-nav-link:hover .side-nav-dot {
    background: rgba(102, 127, 104, 0.5);
    border-color: var(--green-primary);
    transform: scale(1.2);
}

@media (max-width: 768px) {
    .side-nav {
        right: 12px;
    }
    
    .side-nav-dot {
        width: 8px;
        height: 8px;
    }
    
    .side-nav-label {
        font-size: var(--text-xs);
        padding: 4px 10px;
    }
}

@media (max-width: 480px) {
    .side-nav {
        display: none;
    }
}

/* ========================================
   UI/UX 优化 - 可点击元素 cursor-pointer
   ======================================== */
.nav-link,
.nav-toggle,
.btn,
.btn-primary,
.stat-item,
.profile-card,
.info-panel,
.highlight-card,
.timeline-item,
.timeline-content,
.gallery-item,
.project-card,
.campus-card,
.rep-item,
.dashboard-card,
.dashboard-trigger,
.case-point,
.case-result-item,
.journey-shot,
.feature-item,
.photo-item,
.side-nav-link,
.side-nav-dot,
.miniapp-item,
.tag,
.contact-item {
    cursor: pointer;
}

.lightbox-close {
    cursor: pointer;
}

/* ========================================
   键盘焦点可见状态样式
   ======================================== */
:focus-visible {
    outline: 2px solid var(--green-primary);
    outline-offset: 2px;
    border-radius: 4px;
}

a:focus-visible,
button:focus-visible,
.nav-link:focus-visible,
.btn:focus-visible,
.project-card:focus-visible,
.dashboard-trigger:focus-visible,
.lightbox-close:focus-visible {
    outline: 2px solid var(--green-primary);
    outline-offset: 3px;
    border-radius: 8px;
}

.nav-toggle:focus-visible {
    outline: 2px solid var(--green-primary);
    outline-offset: 4px;
    border-radius: 6px;
}

/* ========================================
   滚动动画入场效果
   ======================================== */
.highlight-card,
.timeline-item,
.skill-item,
.project-card,
.campus-card,
.rep-item,
.dashboard-card,
.case-result-item,
.case-point,
.feature-item {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.highlight-card.animate-in,
.timeline-item.animate-in,
.skill-item.animate-in,
.project-card.animate-in,
.campus-card.animate-in,
.rep-item.animate-in,
.dashboard-card.animate-in,
.case-result-item.animate-in,
.case-point.animate-in,
.feature-item.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* 交错动画延迟 */
.highlight-card:nth-child(1) { transition-delay: 0ms; }
.highlight-card:nth-child(2) { transition-delay: 80ms; }
.highlight-card:nth-child(3) { transition-delay: 160ms; }

.dashboard-card:nth-child(1) { transition-delay: 0ms; }
.dashboard-card:nth-child(2) { transition-delay: 100ms; }
.dashboard-card:nth-child(3) { transition-delay: 200ms; }
.dashboard-card:nth-child(4) { transition-delay: 300ms; }

.case-point:nth-child(1) { transition-delay: 0ms; }
.case-point:nth-child(2) { transition-delay: 100ms; }
.case-point:nth-child(3) { transition-delay: 200ms; }

.case-result-item:nth-child(1) { transition-delay: 0ms; }
.case-result-item:nth-child(2) { transition-delay: 100ms; }
.case-result-item:nth-child(3) { transition-delay: 200ms; }

/* ========================================
   无障碍支持 - prefers-reduced-motion
   ======================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .highlight-card,
    .timeline-item,
    .skill-item,
    .project-card,
    .campus-card,
    .rep-item,
    .dashboard-card,
    .case-result-item,
    .case-point,
    .feature-item {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .hero-title,
    .hero-role,
    .hero-desc,
    .hero-stats,
    .hero-contact,
    .hero-visual {
        animation: none;
        opacity: 1;
        transform: none;
    }

    .stat-number {
        transition: none;
    }
}

/* ========================================
   优化过渡时间 (150-300ms)
   ======================================== */
.nav-link {
    transition: color 0.2s ease, background-color 0.2s ease;
}

.btn {
    transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

.stat-item,
.profile-card,
.info-panel,
.highlight-card,
.timeline-content,
.gallery-item,
.project-card,
.campus-card,
.rep-item,
.dashboard-card,
.journey-shot,
.photo-item,
.feature-item {
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.tag {
    transition: background-color 0.2s ease, transform 0.2s ease;
}

/* ========================================
   SVG 图标样式
   ======================================== */
.icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.icon svg {
    width: 1em;
    height: 1em;
    fill: currentColor;
}

.info-panel-icon,
.campus-icon,
.highlight-icon,
.feature-icon,
.contact-icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.info-panel-icon svg,
.campus-icon svg,
.highlight-icon svg,
.feature-icon svg,
.contact-icon svg {
    width: 24px;
    height: 24px;
    stroke: currentColor;
    stroke-width: 1.5;
    fill: none;
}

.info-panel-icon svg {
    width: 20px;
    height: 20px;
    color: var(--green-primary);
}

.campus-icon svg {
    width: 32px;
    height: 32px;
    color: var(--green-primary);
}

.highlight-icon svg {
    width: 40px;
    height: 40px;
    color: var(--green-primary);
}

.feature-icon svg {
    width: 24px;
    height: 24px;
    color: var(--green-primary);
}

.contact-icon svg {
    width: 18px;
    height: 18px;
    color: inherit;
}

/* ========================================
   增强交互反馈
   ======================================== */
.stat-item:active,
.profile-card:active,
.info-panel:active,
.highlight-card:active,
.project-card:active,
.campus-card:active,
.rep-item:active,
.dashboard-card:active {
    transform: translateY(-2px) scale(0.98);
}

.btn:active {
    transform: translateY(0) scale(0.98);
}

/* ========================================
   移动端触摸优化
   ======================================== */
@media (hover: none) and (pointer: coarse) {
    .stat-item:hover,
    .profile-card:hover,
    .info-panel:hover,
    .highlight-card:hover,
    .timeline-content:hover,
    .gallery-item:hover,
    .project-card:hover,
    .campus-card:hover,
    .rep-item:hover,
    .dashboard-card:hover,
    .journey-shot:hover,
    .photo-item:hover,
    .feature-item:hover {
        transform: none;
    }

    .photo-item:hover img {
        transform: none;
    }

    .rep-item:hover .rep-thumb img {
        transform: none;
    }
}

/* ========================================
   UI 设计审查优化 - 数据分析项目展示区
   ======================================== */
.tableau-case {
    position: relative;
}

.tableau-case-shell {
    position: relative;
    overflow: hidden;
}

.tableau-case-shell::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--green-light) 0%, var(--green-primary) 50%, var(--green-light) 100%);
    opacity: 0.6;
}

.tableau-case-title {
    position: relative;
}

.tableau-case-title::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--green-primary);
    border-radius: 2px;
}

.dashboard-card {
    position: relative;
    overflow: hidden;
}

.dashboard-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: linear-gradient(180deg, transparent 60%, rgba(102, 127, 104, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    z-index: 1;
}

.dashboard-card:hover::before {
    opacity: 1;
}

.dashboard-trigger {
    position: relative;
    overflow: hidden;
}

.dashboard-trigger::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(102, 127, 104, 0.08);
    opacity: 0;
    transition: opacity 0.25s ease;
}

.dashboard-trigger:hover::after {
    opacity: 1;
}

.dashboard-trigger img {
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.dashboard-card:hover .dashboard-trigger img {
    transform: scale(1.03);
}

.dashboard-copy {
    position: relative;
    z-index: 2;
}

.dashboard-copy h3 {
    display: flex;
    align-items: center;
    gap: 8px;
}

.dashboard-copy h3::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--green-primary);
    border-radius: 50%;
    flex-shrink: 0;
}

.case-point {
    position: relative;
    padding-left: 20px;
}

.case-point::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--green-light) 0%, var(--green-primary) 100%);
    border-radius: 2px;
    opacity: 0.5;
    transition: opacity 0.25s ease;
}

.case-point:hover::before {
    opacity: 1;
}

.case-result-card {
    position: relative;
    overflow: hidden;
}

.case-result-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--green-light), var(--green-primary), var(--green-light));
}

.case-result-item {
    position: relative;
}

.case-result-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 24px;
    bottom: 24px;
    width: 2px;
    background: var(--border-color);
    transition: background 0.25s ease;
}

.case-result-item:hover::before {
    background: var(--green-primary);
}

/* ========================================
   UI 设计审查优化 - 作品卡片区
   ======================================== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.project-card {
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--green-light), var(--green-primary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.project-card:hover::before {
    transform: scaleX(1);
}

.project-image {
    position: relative;
    overflow: hidden;
}

.project-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(31, 43, 35, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.project-card:hover .project-image::after {
    opacity: 1;
}

.project-image img {
    transition: transform 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.project-card:hover .project-image img {
    transform: scale(1.05);
}

.project-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.85);
    transition: background 0.3s ease;
}

.project-card:hover .project-placeholder {
    background: linear-gradient(135deg, var(--green-primary) 0%, var(--green-dark) 100%);
}

.project-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.project-content h3 {
    line-height: 1.4;
    transition: color 0.25s ease;
}

.project-card:hover .project-content h3 {
    color: var(--green-dark);
}

.project-desc {
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: auto;
}

.project-tags span {
    padding: 4px 10px;
    background: rgba(102, 127, 104, 0.08);
    color: var(--green-dark);
    font-size: 12px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.project-card:hover .project-tags span {
    background: rgba(102, 127, 104, 0.14);
}

/* ========================================
   公众号运营数据 - 去掉背景，像微信小程序一样
   ======================================== */
.data-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

.data-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.data-item img {
    max-width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
    border-radius: var(--radius-sm);
    transition: transform 0.25s ease;
}

.data-item:hover img {
    transform: scale(1.02);
}

/* ========================================
   响应式优化
   ======================================== */
@media (max-width: 1024px) {
    .projects-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .project-card {
        flex-direction: row;
        align-items: stretch;
    }

    .project-image {
        width: 180px;
        min-width: 180px;
        height: auto;
    }

    .project-content {
        padding: 20px;
    }

    .project-desc {
        -webkit-line-clamp: 2;
    }

    .photo-gallery {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 200px;
    }

    .photo-large {
        grid-column: span 2;
        grid-row: span 1;
    }

    .photo-tall {
        grid-row: span 1;
    }

    .data-gallery {
        grid-template-columns: repeat(2, 1fr);
    }

    .tableau-case-head {
        gap: 20px;
    }

    .dashboard-grid {
        gap: 16px;
    }
}

@media (max-width: 768px) {
    .tableau-case-shell {
        padding: 20px 16px;
        border-radius: 18px;
    }

    .tableau-case-title::after {
        width: 40px;
        bottom: -8px;
    }

    .tableau-case-points {
        gap: 12px;
    }

    .case-point {
        padding: 14px 16px 14px 18px;
    }

    .case-point-index {
        font-size: 11px;
    }

    .case-point p {
        font-size: 13px;
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .dashboard-card {
        border-radius: 14px;
    }

    .dashboard-copy {
        padding: 14px 16px;
    }

    .dashboard-copy h3 {
        font-size: 16px;
    }

    .dashboard-copy p {
        font-size: 13px;
    }

    .case-result-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .case-result-item {
        padding: 16px;
    }

    .case-result-item h4 {
        font-size: 15px;
    }

    .case-result-item p {
        font-size: 13px;
    }

    .projects-grid {
        gap: 16px;
    }

    .project-card {
        flex-direction: column;
    }

    .project-image {
        width: 100%;
        min-width: auto;
        height: 160px;
    }

    .project-content {
        padding: 16px;
    }

    .project-content h3 {
        font-size: 16px;
    }

    .project-desc {
        -webkit-line-clamp: 3;
        font-size: 13px;
    }

    .project-tags {
        gap: 5px;
    }

    .project-tags span {
        padding: 3px 8px;
        font-size: 11px;
    }

    .photo-gallery {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 160px;
        gap: 10px;
    }

    .photo-wide {
        grid-column: span 2;
    }

    .data-gallery {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .data-item {
        max-width: 320px;
        margin: 0 auto;
    }
}

@media (max-width: 480px) {
    .tableau-case-shell {
        padding: 16px 12px;
        border-radius: 14px;
    }

    .section-title {
        font-size: 24px;
    }

    .tableau-case-subtitle {
        font-size: 13px;
    }

    .tableau-case-summary p {
        font-size: 13px;
        line-height: 1.7;
    }

    .case-point {
        padding: 12px 14px 12px 16px;
    }

    .project-image {
        height: 140px;
    }

    .project-content {
        padding: 14px;
    }

    .project-content h3 {
        font-size: 15px;
    }

    .project-role {
        font-size: 12px;
    }

    .project-desc {
        font-size: 12px;
        line-height: 1.6;
    }

    .photo-gallery {
        grid-auto-rows: 140px;
        gap: 8px;
    }

    .photo-item {
        border-radius: 10px;
    }
}

/* 触摸设备优化 */
@media (hover: none) and (pointer: coarse) {
    .project-card {
        flex-direction: column;
    }

    .project-image {
        width: 100%;
        min-width: auto;
    }

    .project-card::before {
        transform: scaleX(1);
        opacity: 0.5;
    }

    .dashboard-card::before {
        opacity: 0.5;
    }

    .photo-item::before {
        opacity: 0.3;
    }
}

/* ========================================
   图文并茂实习经历响应式
   ======================================== */
@media (max-width: 1024px) {
    .integrated-section {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .integrated-section:nth-child(even) .integrated-image {
        order: 0;
    }

    .integrated-image {
        max-width: 500px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .featured-integrated-content {
        padding: 24px;
    }

    .featured-integrated-content .featured-meta {
        margin-bottom: 24px;
        padding-bottom: 16px;
    }

    .featured-integrated-content .featured-meta h3 {
        font-size: var(--text-lg);
    }

    .featured-integrated-body {
        gap: 32px;
    }

    .integrated-section {
        gap: 20px;
    }

    .integrated-text h4 {
        font-size: var(--text-base);
    }

    .integrated-text p,
    .integrated-text .featured-list li {
        font-size: var(--text-sm);
    }

    .featured-results {
        flex-direction: column;
        gap: 12px;
    }

    .featured-results .result-item {
        padding: 12px;
    }

    .featured-results .result-number {
        font-size: var(--text-xl);
    }
}

@media (max-width: 480px) {
    .featured-integrated-content {
        padding: 20px;
    }

    .featured-integrated-content .featured-meta h3 {
        font-size: var(--text-md);
    }

    .integrated-img-btn .img-label {
        padding: 10px 12px;
        font-size: var(--text-xs);
    }
}

/* ========================================
   Tableau 看板轮播组件
   ======================================== */
.featured-project-intro {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
}

.featured-project-intro h4 {
    font-size: var(--text-md);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.featured-project-intro h4::before {
    content: '';
    width: 4px;
    height: 18px;
    background: var(--green-primary);
    border-radius: 2px;
}

.featured-project-intro p {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: 1.7;
}

.dashboard-carousel-wrapper {
    margin-bottom: 36px;
}

.carousel-label {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
    font-size: var(--text-sm);
    color: var(--green-dark);
    font-weight: 600;
}

.carousel-label svg {
    color: var(--green-primary);
}

.dashboard-carousel {
    position: relative;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.carousel-container {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    transition: height 0.4s var(--ease-out-expo);
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.6s var(--ease-out-expo), visibility 0.6s var(--ease-out-expo);
}

.carousel-slide.active {
    opacity: 1;
    visibility: visible;
}

.carousel-img-btn {
    width: 100%;
    height: 100%;
    background: transparent;
    border: none;
    padding: 0;
    cursor: zoom-in;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-img-btn img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    display: block;
    transition: transform 0.5s var(--ease-out-expo);
}

.carousel-slide.active .carousel-img-btn:hover img {
    transform: scale(1.02);
}

.carousel-img-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 16px 24px;
    background: linear-gradient(transparent, rgba(31, 43, 35, 0.88));
    color: #fff;
    font-size: var(--text-sm);
    font-weight: 500;
    text-align: center;
}

.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border: none;
    border-radius: 50%;
    background: var(--bg-card);
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
    z-index: 10;
    opacity: 0;
}

.dashboard-carousel:hover .carousel-nav {
    opacity: 1;
}

.carousel-nav:hover {
    background: var(--green-primary);
    color: white;
    transform: translateY(-50%) scale(1.08);
    box-shadow: var(--shadow-float);
}

.carousel-prev {
    left: 20px;
}

.carousel-next {
    right: 20px;
}

.carousel-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.carousel-dot {
    width: 10px;
    height: 10px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--transition);
    padding: 0;
}

.carousel-dot:hover {
    background: rgba(255, 255, 255, 0.7);
    transform: scale(1.2);
}

.carousel-dot.active {
    background: var(--green-primary);
    transform: scale(1.2);
    box-shadow: 0 0 0 3px rgba(102, 127, 104, 0.3);
}

.carousel-dot:hover {
    background: rgba(255, 255, 255, 0.8);
}

.featured-details-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-bottom: 36px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

/* 作品展示画廊 */
.featured-works-gallery {
    margin-bottom: 36px;
}

.featured-works-gallery h4 {
    font-size: var(--text-md);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.featured-works-gallery h4::before {
    content: '';
    width: 4px;
    height: 20px;
    background: linear-gradient(180deg, var(--green-primary), var(--green-dark));
    border-radius: 2px;
}

.featured-works-gallery .works-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: 1fr;
    gap: 16px;
}

.work-item {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.work-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.work-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s var(--ease-out-expo);
}

.work-item:hover img {
    transform: scale(1.05);
}

.featured-detail-section h4 {
    font-size: var(--text-md);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.featured-detail-section h4::before {
    content: '';
    width: 4px;
    height: 18px;
    background: var(--green-primary);
    border-radius: 2px;
}

.featured-results-section {
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.featured-results-section h4 {
    font-size: var(--text-md);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.featured-results-section h4::before {
    content: '';
    width: 4px;
    height: 18px;
    background: var(--green-primary);
    border-radius: 2px;
}

/* Hero Layout 响应式 */
@media (max-width: 1024px) {
    .featured-hero-layout {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .featured-hero-right .featured-project-intro {
        padding: 24px;
        height: auto;
    }
}

/* 轮播组件响应式 */
@media (max-width: 768px) {
    .featured-hero-right .featured-project-intro {
        padding: 20px;
    }

    .featured-details-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .featured-works-gallery .works-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(2, 1fr);
        gap: 12px;
    }

    .carousel-nav {
        width: 36px;
        height: 36px;
        opacity: 1;
    }

    .carousel-prev {
        left: 8px;
    }

    .carousel-next {
        right: 8px;
    }

    .carousel-img-label {
        padding: 10px 14px;
        font-size: var(--text-xs);
    }

    .carousel-container {
        aspect-ratio: 16 / 11;
    }
}

@media (max-width: 480px) {
    .carousel-nav {
        width: 32px;
        height: 32px;
    }

    .carousel-nav svg {
        width: 16px;
        height: 16px;
    }

    .carousel-dot {
        width: 8px;
        height: 8px;
    }

    .carousel-container {
        aspect-ratio: 4 / 3;
    }
}

/* ========================================
   Featured Tech Stack 技术栈样式
   ======================================== */
.featured-tech-stack {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.featured-tech-stack h4 {
    font-size: var(--text-md);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.featured-tech-stack h4::before {
    content: '';
    width: 4px;
    height: 18px;
    background: var(--green-primary);
    border-radius: 2px;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tech-tag {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    background: rgba(102, 127, 104, 0.08);
    border: 1px solid rgba(102, 127, 104, 0.2);
    border-radius: 999px;
    font-size: var(--text-sm);
    color: var(--green-dark);
    font-weight: 500;
    transition: var(--transition);
}

.tech-tag:hover {
    background: rgba(102, 127, 104, 0.14);
    border-color: var(--green-primary);
    transform: translateY(-2px);
}

/* Hero Stats 4列布局 */
.hero-stats {
    display: flex;
    gap: 12px;
    margin-bottom: 32px;
    animation: fadeInUp 0.6s ease 0.4s both;
}

.hero-stats .stat-item {
    flex: 1;
    min-width: 0;
}

.profile-contact-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 10px 20px;
    background: linear-gradient(135deg, var(--green-primary), var(--green-dark));
    color: white;
    font-size: var(--text-sm);
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    margin-top: 12px;
}

.profile-contact-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: linear-gradient(135deg, var(--green-dark), var(--green-primary));
}

.profile-github-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 10px 20px;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: var(--text-sm);
    font-weight: 600;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    margin-top: 8px;
}

.profile-github-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--green-primary);
    color: var(--green-primary);
}

@media (max-width: 768px) {
    .hero-stats {
        flex-wrap: wrap;
    }

    .hero-stats .stat-item {
        flex: 1 1 calc(50% - 6px);
        min-width: calc(50% - 6px);
    }
}

@media (max-width: 480px) {
    .tech-tags {
        gap: 8px;
    }

    .tech-tag {
        padding: 6px 12px;
        font-size: var(--text-xs);
    }
}

/* Featured Results 4列布局 */
.featured-results {
    display: flex;
    gap: 16px;
    margin-bottom: 20px;
}

.featured-results .result-item {
    flex: 1;
    text-align: center;
    padding: 20px 16px;
    background: linear-gradient(135deg, rgba(102, 127, 104, 0.06) 0%, rgba(170, 188, 169, 0.08) 100%);
    border: 1px solid rgba(102, 127, 104, 0.15);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.featured-results .result-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
    border-color: var(--green-primary);
}

.featured-results .result-number {
    display: block;
    font-size: var(--text-2xl);
    font-weight: 600;
    color: var(--green-dark);
    line-height: 1;
    margin-bottom: 4px;
    font-family: 'Huiwen Mincho', 'Noto Serif SC', serif;
}

.featured-results .result-label {
    display: block;
    font-size: var(--text-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

@media (max-width: 768px) {
    .featured-results {
        flex-wrap: wrap;
        gap: 12px;
    }

    .featured-results .result-item {
        flex: 1 1 calc(50% - 6px);
        min-width: calc(50% - 6px);
        padding: 16px 12px;
    }

    .featured-results .result-number {
        font-size: var(--text-xl);
    }
}

/* ========================================
   新媒体代表作品区样式
   ======================================== */
.works-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
    margin-top: var(--space-xl);
}

.works-category {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
}

.works-category-title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.works-category-title::before {
    content: '';
    width: 4px;
    height: 18px;
    background: var(--green-primary);
    border-radius: 2px;
}

.works-category-desc {
    font-size: var(--text-sm);
    color: var(--text-muted);
    margin-bottom: var(--space-md);
}

.placeholder-item {
    background: var(--bg-secondary);
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
    min-height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.placeholder-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: var(--space-lg);
    text-align: center;
}

.placeholder-icon {
    font-size: 48px;
    opacity: 0.6;
}

.placeholder-text {
    font-size: var(--text-sm);
    color: var(--text-muted);
    font-weight: 500;
}

/* 新媒体核心案例区样式 */
.featured-experience-media {
    padding: var(--space-xxl) 0;
    background: var(--bg-secondary);
}

.featured-experience-media .featured-card {
    background: var(--bg-card);
}

@media (max-width: 768px) {
    .works-grid {
        gap: var(--space-lg);
    }

    .works-category {
        padding: var(--space-md);
    }

    .placeholder-item {
        min-height: 150px;
    }

    .placeholder-icon {
        font-size: 36px;
    }
}