/* ========================================
   个人作品集网站 - 主样式
   黑底裸粉 · 几何装饰 · 粗犷衬线字体
   ======================================== */

/* ---------- CSS 变量定义 ---------- */
:root {
    --color-black: #000000;        /* 纯黑 - 主背景 */
    --color-black-light: #1A1A1A;  /* 浅黑 - 区块背景 */
    --color-gray: #2A2A2A;         /* 深灰 - 次要背景 */
    --color-gray-light: #3A3A3A;   /* 浅灰 */
    
    --color-pink: #E8C4C4;         /* 裸粉 - 主强调色 */
    --color-pink-dark: #D4A5A5;    /* 深裸粉 */
    --color-pink-light: #F5E0E0;   /* 浅裸粉 */
    
    --color-white: #FFFFFF;        /* 纯白 - 文字 */
    --color-white-muted: rgba(255, 255, 255, 0.7);
    --color-white-light: rgba(255, 255, 255, 0.4);
    
    --color-border: rgba(232, 196, 196, 0.3);
    
    --font-display: 'Fraunces', 'Playfair Display', serif;
    --font-title: 'Fraunces', 'Playfair Display', serif;
    --font-body: 'Cormorant Garamond', Georgia, serif;
    --font-cn: 'Noto Serif SC', serif;
    
    --space-section: 140px;
    --container-max: 1200px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

body {
    font-family: var(--font-body);
    font-size: 17px;
    line-height: 1.8;
    color: var(--color-white);
    background: var(--color-black);
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

ul { list-style: none; }
img { max-width: 100%; display: block; }

/* ---------- 噪点纹理叠加 ---------- */
.grain-overlay {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.04;
    mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- 容器 ---------- */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 60px;
}

/* ---------- 通用区块 ---------- */
.section {
    position: relative;
    padding: var(--space-section) 0;
    overflow: hidden;
}

.section-about {
    background: var(--color-black);
    padding-top: 160px;
}

.section-projects {
    background: var(--color-black);
}

.section-experience {
    background: var(--color-gray);
}

.section-life {
    background: var(--color-black);
}

.section-contact {
    background: var(--color-black-light);
}

/* ---------- 几何角落装饰 ---------- */
.corner-deco {
    position: absolute;
    width: 60px;
    height: 60px;
    border-color: var(--color-pink);
    border-style: solid;
    border-width: 0;
    pointer-events: none;
    z-index: 2;
}

.corner-deco.top-left {
    top: 40px;
    left: 40px;
    border-top-width: 3px;
    border-left-width: 3px;
}

.corner-deco.top-right {
    top: 40px;
    right: 40px;
    border-top-width: 3px;
    border-right-width: 3px;
}

.corner-deco.bottom-left {
    bottom: 40px;
    left: 40px;
    border-bottom-width: 3px;
    border-left-width: 3px;
}

.corner-deco.bottom-right {
    bottom: 40px;
    right: 40px;
    border-bottom-width: 3px;
    border-right-width: 3px;
}

/* ---------- 导航栏 ---------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    transition: transform 0.4s ease, background 0.3s ease;
}

.navbar.nav-hidden {
    transform: translateY(-100%);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 20px 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border: 2px solid var(--color-pink);
    font-family: var(--font-title);
    font-size: 16px;
    font-weight: 900;
    color: var(--color-pink);
    letter-spacing: 2px;
    transition: all 0.3s ease;
}

.nav-logo:hover .logo-mark {
    background: var(--color-pink);
    color: var(--color-black);
}

.logo-name {
    font-family: var(--font-title);
    font-size: 24px;
    font-weight: 700;
    color: var(--color-white);
    letter-spacing: 2px;
}

.nav-menu {
    display: flex;
    gap: 4px;
}

.nav-link {
    padding: 10px 24px;
    font-family: var(--font-title);
    font-size: 15px;
    font-weight: 600;
    color: var(--color-white-muted);
    letter-spacing: 1.5px;
    text-transform: uppercase;
    border: 1px solid transparent;
    transition: all 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-pink);
    border-color: var(--color-pink);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    padding: 10px;
}

.nav-toggle span {
    width: 28px;
    height: 2px;
    background: var(--color-white);
    transition: all 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
    background: var(--color-pink);
}
.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
    background: var(--color-pink);
}

/* ---------- About 区块 ---------- */
.hero {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 80px;
    align-items: center;
    margin-bottom: 120px;
    position: relative;
}

.hero-text {
    position: relative;
}

.hero-eyebrow {
    font-family: var(--font-title);
    font-size: 18px;
    font-weight: 500;
    color: var(--color-pink);
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.hero-title {
    font-family: var(--font-title);
    font-size: clamp(64px, 12vw, 120px);
    font-weight: 900;
    line-height: 0.95;
    color: var(--color-white);
    letter-spacing: -1px;
    margin-bottom: 32px;
    text-transform: uppercase;
}

.title-accent {
    color: var(--color-pink);
}

.hero-slogan {
    margin-bottom: 32px;
}

.slogan-mark {
    display: inline-block;
    font-family: var(--font-title);
    font-size: 20px;
    font-weight: 600;
    color: var(--color-black);
    background: var(--color-pink);
    padding: 10px 30px;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.hero-intro {
    font-family: var(--font-body);
    font-size: 19px;
    line-height: 1.9;
    color: var(--color-white-muted);
    max-width: 500px;
    margin-bottom: 48px;
}

.job-intent {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.intent-card {
    padding: 20px;
    background: var(--color-gray);
    border: 1px solid var(--color-border);
    transition: all 0.3s ease;
}

.intent-card:hover {
    border-color: var(--color-pink);
    transform: translateY(-4px);
}

.intent-label {
    font-family: var(--font-title);
    font-size: 12px;
    font-weight: 600;
    color: var(--color-pink);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 6px;
    display: block;
}

.intent-value {
    font-family: var(--font-cn);
    font-size: 16px;
    font-weight: 500;
    color: var(--color-white);
}

/* 头像区 */
.hero-avatar {
    position: relative;
}

.avatar-frame {
    position: relative;
    width: 380px;
    height: 380px;
    margin-left: auto;
}

.avatar-circle {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 2px solid var(--color-pink);
    overflow: hidden;
}

.avatar-bg {
    width: 100%;
    height: 100%;
    background: var(--color-gray);
}

.avatar-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.avatar-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.avatar-img svg {
    width: 60%;
    height: 60%;
    color: var(--color-pink);
}

.avatar-ring {
    position: absolute;
    inset: -20px;
    border-radius: 50%;
    border: 1px dashed var(--color-pink);
    opacity: 0.5;
    animation: spin 20s linear infinite;
}

/* ---------- 技能区 ---------- */
.skills-section {
    margin-top: 80px;
}

.section-subtitle {
    display: flex;
    align-items: baseline;
    gap: 24px;
    font-family: var(--font-title);
    font-size: 36px;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 50px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.subtitle-num {
    font-size: 64px;
    font-weight: 900;
    color: var(--color-pink);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px 60px;
}

.skill-item {
    position: relative;
}

.skill-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.skill-name {
    font-family: var(--font-title);
    font-size: 20px;
    font-weight: 600;
    color: var(--color-white);
    letter-spacing: 1px;
}

.skill-level {
    font-family: var(--font-title);
    font-size: 24px;
    font-weight: 700;
    color: var(--color-pink);
}

.skill-bar {
    height: 8px;
    background: var(--color-gray);
    border: 1px solid var(--color-border);
    position: relative;
}

.skill-fill {
    height: 100%;
    width: 0;
    background: var(--color-pink);
    transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.skill-tag {
    display: inline-block;
    margin-top: 10px;
    font-family: var(--font-title);
    font-size: 12px;
    color: var(--color-white-light);
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* ---------- 区块标题 ---------- */
.section-header {
    text-align: center;
    margin-bottom: 100px;
    position: relative;
}

.section-title {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 24px;
    font-family: var(--font-title);
    font-size: clamp(56px, 10vw, 88px);
    font-weight: 900;
    line-height: 1;
    color: var(--color-white);
    letter-spacing: -2px;
    margin-bottom: 24px;
    text-transform: uppercase;
}

.title-num {
    font-size: 0.4em;
    color: var(--color-pink);
    font-weight: 700;
}

.section-desc {
    font-family: var(--font-body);
    font-size: 20px;
    font-style: italic;
    color: var(--color-white-muted);
}

/* ---------- Projects 作品集 ---------- */
.projects-category {
    margin-bottom: 100px;
}

.projects-category:last-child {
    margin-bottom: 0;
}

.category-title {
    display: flex;
    align-items: center;
    gap: 20px;
    font-family: var(--font-title);
    font-size: 28px;
    font-weight: 700;
    color: var(--color-pink);
    margin-bottom: 48px;
    text-transform: uppercase;
    letter-spacing: 2px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--color-border);
}

.category-icon {
    width: 48px;
    height: 48px;
    border: 2px solid var(--color-pink);
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-icon svg {
    width: 22px;
    height: 22px;
    color: var(--color-pink);
}

.projects-grid {
    display: grid;
    gap: 40px;
}

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

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

.columns-2 {
    display: flex;
    gap: 2rem;
    grid-template-columns: none !important;
}

.columns-2 .column {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.columns-2 .project-card {
    width: 100%;
}

.project-card {
    position: relative;
    background: var(--color-black-light);
    border: 1px solid var(--color-border);
    overflow: hidden;
    transition: all 0.4s ease;
}

.project-card:hover {
    border-color: var(--color-pink);
    transform: translateY(-8px);
}

.project-thumb {
    position: relative;
    width: 100%;
    aspect-ratio: 4 / 3;
    overflow: hidden;
}

.thumb-tall {
    aspect-ratio: 3 / 4;
}

.thumb-pattern {
    width: 100%;
    height: 100%;
    transition: transform 0.6s ease;
}

.project-card:hover .thumb-pattern {
    transform: scale(1.1);
}

.thumb-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}

.project-card:hover .thumb-img {
    transform: scale(1.1);
}

.marketing-card {
    text-decoration: none;
    color: inherit;
    display: block;
}

.marketing-thumb {
    background: linear-gradient(135deg, var(--color-black-light) 0%, #1a1a1a 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.marketing-thumb::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 30%, rgba(232, 196, 196, 0.15) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.marketing-card:hover .marketing-thumb::before {
    opacity: 1;
}

.marketing-icon {
    width: 80px;
    height: 80px;
    color: var(--color-pink);
    margin-bottom: 20px;
    transition: transform 0.4s ease;
}

.marketing-card:hover .marketing-icon {
    transform: scale(1.1);
}

.marketing-icon svg {
    width: 100%;
    height: 100%;
}

.marketing-format {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 4px;
    color: var(--color-pink);
    font-family: var(--font-display);
    margin-bottom: 12px;
}

.marketing-download-hint {
    font-size: 14px;
    color: var(--color-text-secondary);
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.4s ease;
}

.marketing-card:hover .marketing-download-hint {
    opacity: 1;
    transform: translateY(0);
}

.pattern-1 {
    background: linear-gradient(135deg, #1A1A1A 0%, #2A2A2A 100%);
    position: relative;
}
.pattern-1::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 30% 40%, rgba(232, 196, 196, 0.15) 0%, transparent 50%);
}

.pattern-2 {
    background: linear-gradient(180deg, #1A1A1A, #000000);
}

.pattern-3 {
    background: repeating-linear-gradient(45deg, #1A1A1A 0 20px, #2A2A2A 20px 40px);
}

.pattern-4 {
    background: radial-gradient(circle at 80% 20%, rgba(232, 196, 196, 0.1) 0%, transparent 40%), #1A1A1A;
}

.pattern-5 {
    background: linear-gradient(180deg, #2A2A2A 0%, #1A1A1A 100%);
}

.pattern-6 {
    background: conic-gradient(from 45deg at 50% 50%, #1A1A1A, #2A2A2A, #1A1A1A);
}

.pattern-7 {
    background: radial-gradient(ellipse at top, rgba(232, 196, 196, 0.08) 0%, transparent 60%), #1A1A1A;
}

.pattern-8 {
    background: repeating-linear-gradient(0deg, #1A1A1A 0 10px, #2A2A2A 10px 11px);
}

.play-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.8);
    width: 70px;
    height: 70px;
    border: 2px solid var(--color-pink);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-pink);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.video-card:hover .play-icon {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

.play-icon svg {
    width: 30px;
    height: 30px;
    margin-left: 4px;
}

.project-info {
    padding: 24px;
}

.project-name {
    font-family: var(--font-title);
    font-size: 22px;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 12px;
    letter-spacing: 1px;
}

.project-desc {
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.7;
    color: var(--color-white-muted);
    margin-bottom: 16px;
}

.project-meta {
    display: flex;
    justify-content: space-between;
    font-family: var(--font-title);
    font-size: 13px;
    color: var(--color-pink);
    letter-spacing: 1px;
    padding-top: 16px;
    border-top: 1px solid var(--color-border);
}

/* ---------- 作品分类卡牌 ---------- */
.projects-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 48px;
    margin-top: 60px;
}

.category-card {
    position: relative;
    cursor: pointer;
    aspect-ratio: 4 / 5;
    perspective: 1000px;
}

.category-card .card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    background: var(--color-black);
    border: 2px solid var(--color-pink);
    padding: 60px 48px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.category-card:hover .card-inner {
    transform: translateY(-12px) perspective(800px) rotateX(3deg) rotateY(-3deg);
    box-shadow: -12px 12px 0 var(--color-pink);
}

.card-corner {
    position: absolute;
    width: 30px;
    height: 30px;
    border-color: var(--color-pink);
    border-style: solid;
    border-width: 0;
    transition: all 0.4s ease;
}

.card-corner.tl {
    top: 20px;
    left: 20px;
    border-top-width: 2px;
    border-left-width: 2px;
}

.card-corner.tr {
    top: 20px;
    right: 20px;
    border-top-width: 2px;
    border-right-width: 2px;
}

.card-corner.bl {
    bottom: 20px;
    left: 20px;
    border-bottom-width: 2px;
    border-left-width: 2px;
}

.card-corner.br {
    bottom: 20px;
    right: 20px;
    border-bottom-width: 2px;
    border-right-width: 2px;
}

.category-card:hover .card-corner.tl {
    top: 12px;
    left: 12px;
}

.category-card:hover .card-corner.tr {
    top: 12px;
    right: 12px;
}

.category-card:hover .card-corner.bl {
    bottom: 12px;
    left: 12px;
}

.category-card:hover .card-corner.br {
    bottom: 12px;
    right: 12px;
}

.card-icon {
    width: 72px;
    height: 72px;
    border: 2px solid var(--color-pink);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-pink);
    margin-bottom: 32px;
    transition: all 0.4s ease;
}

.category-card:hover .card-icon {
    background: var(--color-pink);
    color: var(--color-black);
}

.card-icon svg {
    width: 32px;
    height: 32px;
}

.card-title {
    font-family: var(--font-title);
    font-size: 56px;
    font-weight: 900;
    color: var(--color-pink);
    letter-spacing: 6px;
    line-height: 1;
    margin-bottom: 16px;
    text-transform: uppercase;
}

.card-subtitle {
    font-family: var(--font-body);
    font-size: 18px;
    color: var(--color-white-muted);
    letter-spacing: 2px;
    margin-bottom: 48px;
}

.card-count {
    display: flex;
    align-items: baseline;
    gap: 12px;
    margin-top: auto;
}

.count-num {
    font-family: var(--font-title);
    font-size: 48px;
    font-weight: 900;
    color: var(--color-pink);
    line-height: 1;
}

.count-label {
    font-family: var(--font-body);
    font-size: 14px;
    color: var(--color-white-muted);
    letter-spacing: 1px;
}

.card-arrow {
    position: absolute;
    bottom: 60px;
    right: 48px;
    width: 56px;
    height: 56px;
    border: 2px solid var(--color-pink);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-pink);
    transition: all 0.4s ease;
}

.category-card:hover .card-arrow {
    background: var(--color-pink);
    color: var(--color-black);
    transform: translateX(8px);
}

.card-arrow svg {
    width: 24px;
    height: 24px;
}

.card-decoration {
    position: absolute;
    top: 50%;
    right: 60px;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 16px;
    opacity: 0.3;
    pointer-events: none;
}

.deco-line {
    width: 60px;
    height: 2px;
    background: var(--color-pink);
}

.deco-circle {
    width: 12px;
    height: 12px;
    border: 2px solid var(--color-pink);
    border-radius: 50%;
    margin-left: auto;
}

.deco-square {
    width: 10px;
    height: 10px;
    background: var(--color-pink);
}

/* ---------- 作品详情展示区 ---------- */
.projects-detail {
    display: none;
    margin-top: 40px;
}

.projects-detail.active {
    display: block;
    animation: fadeInUp 0.6s ease forwards;
}

.detail-back {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: transparent;
    border: 1px solid var(--color-pink);
    color: var(--color-pink);
    font-family: var(--font-title);
    font-size: 14px;
    letter-spacing: 2px;
    padding: 14px 28px;
    cursor: pointer;
    margin-bottom: 48px;
    transition: all 0.3s ease;
    text-transform: uppercase;
}

.detail-back:hover {
    background: var(--color-pink);
    color: var(--color-black);
}

.detail-back svg {
    width: 18px;
    height: 18px;
}

.detail-panel {
    display: none;
}

.detail-panel.active {
    display: block;
    animation: fadeInUp 0.6s ease forwards;
}

.detail-title {
    display: flex;
    align-items: center;
    gap: 24px;
    font-family: var(--font-title);
    font-size: 42px;
    font-weight: 900;
    color: var(--color-white);
    margin-bottom: 48px;
    text-transform: uppercase;
    letter-spacing: 4px;
    padding-bottom: 24px;
    border-bottom: 2px solid var(--color-pink);
}

.detail-num {
    font-size: 28px;
    color: var(--color-pink);
    font-style: italic;
}

.sub-category-title {
    display: flex;
    align-items: center;
    gap: 16px;
    font-family: var(--font-title);
    font-size: 28px;
    font-weight: 700;
    color: var(--color-white);
    margin: 48px 0 32px 0;
    text-transform: uppercase;
    letter-spacing: 3px;
}

.sub-category-title:first-child {
    margin-top: 0;
}

.sub-category-title .sub-title-mark {
    width: 6px;
    height: 28px;
    background: var(--color-pink);
}

.sub-category-title .sub-title-num {
    font-size: 20px;
    color: var(--color-pink);
    font-style: italic;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ---------- 二级子分类卡牌 ---------- */
.sub-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 20px;
}

.sub-card {
    position: relative;
    cursor: pointer;
    aspect-ratio: 4 / 3;
    perspective: 800px;
}

.sub-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    background: var(--color-black);
    border: 1px solid var(--color-pink);
    padding: 32px 28px;
    display: flex;
    flex-direction: column;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.sub-card:hover .sub-card-inner {
    transform: translateY(-8px) perspective(800px) rotateX(2deg) rotateY(-2deg);
    box-shadow: -8px 8px 0 var(--color-pink);
    border-color: var(--color-pink);
}

.sub-card-num {
    font-family: var(--font-title);
    font-size: 20px;
    font-weight: 700;
    color: var(--color-pink);
    font-style: italic;
    letter-spacing: 2px;
    margin-bottom: 24px;
}

.sub-card-title {
    font-family: var(--font-title);
    font-size: 26px;
    font-weight: 900;
    color: var(--color-white);
    letter-spacing: 2px;
    line-height: 1.2;
    margin-bottom: 12px;
    text-transform: uppercase;
}

.sub-card-desc {
    font-family: var(--font-body);
    font-size: 14px;
    color: var(--color-white-muted);
    letter-spacing: 1px;
}

.sub-card-arrow {
    position: absolute;
    bottom: 28px;
    right: 28px;
    width: 44px;
    height: 44px;
    border: 1px solid var(--color-pink);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-pink);
    transition: all 0.3s ease;
}

.sub-card:hover .sub-card-arrow {
    background: var(--color-pink);
    color: var(--color-black);
    transform: translateX(6px);
}

.sub-card-arrow svg {
    width: 20px;
    height: 20px;
}

/* ---------- AI 徽章 ---------- */
.card-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    background: var(--color-pink);
    color: var(--color-black);
    font-family: var(--font-title);
    font-size: 12px;
    font-weight: 900;
    letter-spacing: 2px;
    padding: 6px 14px;
    z-index: 2;
}

/* ---------- Experience 时间线 ---------- */
.timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px 0;
}

.timeline-line {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-pink);
    transform: translateX(-50%);
}

.timeline-group {
    margin-bottom: 80px;
}

.timeline-group:last-child {
    margin-bottom: 0;
}

.timeline-group-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    font-family: var(--font-title);
    font-size: 24px;
    font-weight: 700;
    color: var(--color-pink);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 50px;
}

.group-marker {
    width: 12px;
    height: 12px;
    background: var(--color-pink);
}

.timeline-item {
    position: relative;
    margin-bottom: 60px;
    width: 50%;
    padding: 0 50px;
}

.timeline-item:nth-child(odd) {
    left: 0;
}

.timeline-item:nth-child(even) {
    left: 50%;
}

.timeline-dot {
    position: absolute;
    top: 30px;
    width: 16px;
    height: 16px;
    background: var(--color-black);
    border: 2px solid var(--color-pink);
    z-index: 2;
}

.timeline-item:nth-child(odd) .timeline-dot {
    right: -8px;
}

.timeline-item:nth-child(even) .timeline-dot {
    left: -8px;
}

.timeline-card {
    background: var(--color-black);
    border: 1px solid var(--color-border);
    padding: 30px;
    transition: all 0.4s ease;
}

.timeline-card:hover {
    border-color: var(--color-pink);
    transform: translateY(-4px);
}

.timeline-date {
    font-family: var(--font-title);
    font-size: 13px;
    font-weight: 600;
    color: var(--color-pink);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 12px;
    display: inline-block;
}

.timeline-role {
    font-family: var(--font-title);
    font-size: 22px;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 6px;
    letter-spacing: 1px;
}

.timeline-org {
    font-family: var(--font-cn);
    font-size: 15px;
    color: var(--color-white-muted);
    margin-bottom: 16px;
}

.timeline-desc {
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.7;
    color: var(--color-white-muted);
    margin-bottom: 16px;
}

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

.timeline-tags span {
    font-family: var(--font-title);
    font-size: 11px;
    padding: 4px 12px;
    border: 1px solid var(--color-pink);
    color: var(--color-pink);
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* ---------- Life 兴趣卡片 ---------- */
.life-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.life-card {
    perspective: 1200px;
    height: 320px;
}

.life-card-wide {
    height: 360px;
}

.life-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.life-card.flipped .life-card-inner {
    transform: rotateY(180deg);
}

.life-card-front,
.life-card-back {
    position: absolute;
    inset: 0;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 32px;
    border: 1px solid var(--color-border);
    background: var(--color-black-light);
}

.life-card-front {
    border-color: var(--color-pink);
}

.life-card-back {
    background: var(--color-black-light);
    border-color: var(--color-pink);
    transform: rotateY(180deg);
    padding: 24px;
}

.life-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
}

.life-icon svg {
    width: 100%;
    height: 100%;
    color: var(--color-pink);
}

.life-title {
    font-family: var(--font-title);
    font-size: 24px;
    font-weight: 700;
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 8px;
}

.life-hint {
    font-family: var(--font-body);
    font-size: 12px;
    font-style: italic;
    color: var(--color-white-light);
}

/* ---------- 照片墙效果 ---------- */
.photo-wall {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-content: flex-start;
    justify-content: center;
    padding-top: 8px;
}

.photo-item {
    position: absolute;
    overflow: hidden;
    background-color: var(--color-gray);
    border: 4px solid #ffffff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.photo-item:hover {
    transform: scale(1.05) rotate(0deg) !important;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
    z-index: 10;
}

.photo-frame {
    position: absolute;
    inset: 0;
    border: 1px solid rgba(0, 0, 0, 0.1);
    pointer-events: none;
}

.photo-wall .photo-1 {
    width: 45%;
    height: 40%;
    transform: rotate(-3deg);
    top: 5px;
    left: 5%;
}

.photo-wall .photo-2 {
    width: 40%;
    height: 35%;
    transform: rotate(4deg);
    top: 10px;
    right: 5%;
}

.photo-wall .photo-3 {
    width: 42%;
    height: 38%;
    transform: rotate(2deg);
    bottom: 30px;
    left: 8%;
}

.photo-wall .photo-4 {
    width: 38%;
    height: 32%;
    transform: rotate(-4deg);
    bottom: 35px;
    right: 8%;
}

.photo-wall-text {
    position: absolute;
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-cn);
    font-size: 13px;
    color: var(--color-pink);
    text-align: center;
    letter-spacing: 1px;
    white-space: nowrap;
    line-height: 1.5;
}

/* 2张照片布局 */
.photo-wall-2 .photo-1 {
    width: 70%;
    height: 55%;
    transform: rotate(-3deg);
    top: 15px;
    left: 5%;
}

.photo-wall-2 .photo-2 {
    width: 60%;
    height: 48%;
    transform: rotate(4deg);
    bottom: 35px;
    right: 5%;
}

/* 3张照片布局 */
.photo-wall-3 .photo-1 {
    width: 50%;
    height: 42%;
    transform: rotate(-4deg);
    top: 12px;
    left: 5%;
}

.photo-wall-3 .photo-2 {
    width: 48%;
    height: 40%;
    transform: rotate(3deg);
    top: 20px;
    right: 5%;
}

.photo-wall-3 .photo-3 {
    width: 55%;
    height: 42%;
    transform: rotate(-1deg);
    bottom: 32px;
    left: 50%;
    margin-left: -27.5%;
}

/* ---------- Contact 联系方式 ---------- */
.contact-wrap {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 80px;
    align-items: center;
}

.contact-lead {
    font-family: var(--font-body);
    font-size: 22px;
    font-style: italic;
    color: var(--color-white-muted);
    margin: 24px 0 48px;
    line-height: 1.8;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 24px;
    background: var(--color-black);
    border: 1px solid var(--color-border);
    transition: all 0.3s ease;
}

.contact-item:hover {
    border-color: var(--color-pink);
    transform: translateX(8px);
}

.contact-label {
    font-family: var(--font-title);
    font-size: 13px;
    font-weight: 600;
    color: var(--color-pink);
    letter-spacing: 2px;
    text-transform: uppercase;
    min-width: 60px;
}

.contact-value {
    font-family: var(--font-body);
    font-size: 20px;
    color: var(--color-white);
    flex: 1;
}

.copy-icon {
    width: 24px;
    height: 24px;
    color: var(--color-white-light);
}

.copy-icon svg {
    width: 100%;
    height: 100%;
}

.contact-item:hover .copy-icon {
    color: var(--color-pink);
}

.contact-right {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.resume-btn {
    background: transparent;
    border: 2px solid var(--color-pink);
    padding: 20px 50px;
    font-family: var(--font-title);
    font-size: 18px;
    font-weight: 700;
    color: var(--color-pink);
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
}

.resume-btn:hover {
    background: var(--color-pink);
    color: var(--color-black);
}

.resume-tip {
    margin-top: 24px;
    font-family: var(--font-body);
    font-size: 14px;
    font-style: italic;
    color: var(--color-white-light);
}

/* ---------- 页脚 ---------- */
.footer {
    background: var(--color-gray);
    border-top: 1px solid var(--color-border);
}

.footer-stripe {
    display: flex;
    height: 8px;
}

.stripe-color {
    flex: 1;
}

.s1 { background: var(--color-pink); }
.s2 { background: var(--color-black); }
.s3 { background: var(--color-pink); }
.s4 { background: var(--color-black); }
.s5 { background: var(--color-pink); }

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 60px 0 40px;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-brand {
    flex: 1;
}

.footer-logo {
    font-family: var(--font-title);
    font-size: 48px;
    font-weight: 900;
    color: var(--color-pink);
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-bottom: 8px;
}

.footer-tagline {
    font-family: var(--font-body);
    font-size: 16px;
    font-style: italic;
    color: var(--color-white-light);
}

.footer-nav {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.footer-nav a {
    font-family: var(--font-title);
    font-size: 14px;
    font-weight: 600;
    color: var(--color-white-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 8px 16px;
    border: 1px solid transparent;
    transition: all 0.3s ease;
}

.footer-nav a:hover {
    color: var(--color-pink);
    border-color: var(--color-pink);
}

.back-top {
    width: 56px;
    height: 56px;
    border: 1px solid var(--color-pink);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-pink);
    cursor: pointer;
    transition: all 0.3s ease;
}

.back-top:hover {
    background: var(--color-pink);
    color: var(--color-black);
}

.back-top svg {
    width: 22px;
    height: 22px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    border-top: 1px solid var(--color-border);
    font-family: var(--font-body);
    font-size: 13px;
    color: var(--color-white-light);
    flex-wrap: wrap;
    gap: 10px;
}

/* ---------- Toast 提示 ---------- */
.toast {
    position: fixed;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    padding: 16px 32px;
    background: var(--color-pink);
    color: var(--color-black);
    font-family: var(--font-title);
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 1px;
    z-index: 10001;
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
}

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

/* ---------- 动画关键帧 ---------- */
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes titleInflate {
    0% {
        opacity: 0;
        transform: scale(0.7);
        letter-spacing: -5px;
    }
    60% {
        opacity: 1;
        transform: scale(1.05);
        letter-spacing: 2px;
    }
    100% {
        opacity: 1;
        transform: scale(1);
        letter-spacing: -1px;
    }
}

@keyframes floatY {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-15px);
    }
}

@keyframes floatRotate {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
    }
}

/* ---------- 文字选中样式 ---------- */
::selection {
    background: var(--color-pink);
    color: var(--color-black);
}

::-moz-selection {
    background: var(--color-pink);
    color: var(--color-black);
}

/* ---------- 滚动条样式 ---------- */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-black);
}

::-webkit-scrollbar-thumb {
    background: var(--color-pink);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-pink-dark);
}