/* ============================================================
   古风作品集 · 样式表
   设计：卷轴 + 册页 + 题跋
   字体：马善政楷体（标题）/ 思源宋体（正文）/ 站酷小薇（装饰）
   ============================================================ */

/* ===== 一、CSS 变量 ===== */
:root {
    /* 五色墨 */
    --ink-jiao: #1a1a1a;    /* 焦墨 */
    --ink-nong: #2d2d2d;    /* 浓墨 */
    --ink-zhong: #4a4a4a;   /* 重墨 */
    --ink-dan: #7a7a7a;     /* 淡墨 */
    --ink-qing: #b0b0b0;    /* 清墨 */

    /* 宣纸色 */
    --paper-base: #f5ede0;  /* 宣纸底 */
    --paper-light: #faf6ef; /* 浅宣纸 */
    --paper-deep: #ebe0cf;  /* 深宣纸 */
    --paper-shadow: rgba(139, 115, 85, 0.15); /* 纸影 */

    /* 印章朱红 */
    --seal-red: #b83a2f;    /* 印章红 */
    --seal-deep: #8f2e26;   /* 深印红 */
    --seal-light: #d9574a;  /* 浅印红 */

    /* 轴头金色 */
    --gold-light: #d4af37;  /* 亮金 */
    --gold-base: #b8941f;   /* 金 */
    --gold-deep: #8a6d15;   /* 深金 */

    /* 字体 */
    --font-title: 'Ma Shan Zheng', 'KaiTi', 'STKaiti', '楷体', serif;
    --font-body: 'Noto Serif SC', 'SimSun', 'STSong', '宋体', serif;
    --font-decor: 'ZCOOL XiaoWei', 'KaiTi', serif;

    /* 间距 */
    --gap-sm: 12px;
    --gap-md: 24px;
    --gap-lg: 48px;
    --gap-xl: 80px;

    /* 容器宽度 */
    --container-max: 1200px;
}

/* ===== 二、基础重置 ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--ink-zhong);
    line-height: 1.8;
    background: var(--paper-base);
    overflow-x: hidden;
    min-height: 100vh;
}

/* 页面加载过渡 */
body.page-loading * {
    opacity: 0;
}

body.page-loaded * {
    opacity: 1;
    transition: opacity 0.8s ease;
}

a {
    color: inherit;
    text-decoration: none;
}

ul { list-style: none; }

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

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--gap-lg);
}

.section {
    padding: var(--gap-xl) 0;
    position: relative;
}

/* ===== 三、宣纸背景 ===== */
.xuan-paper {
    position: fixed;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    background:
        radial-gradient(ellipse at 30% 20%, rgba(255,250,240,0.5) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, rgba(139,115,85,0.05) 0%, transparent 50%),
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(139,115,85,0.02) 2px,
            rgba(139,115,85,0.02) 3px
        ),
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 3px,
            rgba(139,115,85,0.015) 3px,
            rgba(139,115,85,0.015) 4px
        ),
        var(--paper-base);
}

/* 全局远山（底部） */
.global-mountains {
    position: fixed;
    bottom: 0; left: 0;
    width: 100%;
    pointer-events: none;
    z-index: 0;
    opacity: 0.06;
}

.global-mountains svg {
    position: absolute;
    bottom: 0; left: 0;
    width: 100%;
    color: var(--ink-zhong);
}

.global-mountains .mountain-far { height: 120px; opacity: 0.6; }
.global-mountains .mountain-mid { height: 100px; opacity: 1; }

/* ===== 四、导航栏 ===== */
.navbar {
    position: fixed;
    top: 0; left: 0;
    width: 100%;
    z-index: 100;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(245, 237, 224, 0.92);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(139, 115, 85, 0.15);
}

.nav-inner {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 16px var(--gap-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* 品牌印章 */
.nav-brand {
    display: flex;
    align-items: center;
}

.nav-seal {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--seal-red);
    color: var(--paper-light);
    font-family: var(--font-title);
    font-size: 20px;
    border-radius: 3px;
    transform: rotate(-3deg);
    box-shadow: 1px 1px 3px rgba(0,0,0,0.15);
    transition: transform 0.3s ease;
}

.nav-brand:hover .nav-seal {
    transform: rotate(0deg) scale(1.05);
}

/* 桌面端菜单 */
.nav-menu {
    display: flex;
    gap: var(--gap-md);
}

.nav-link {
    position: relative;
    font-family: var(--font-title);
    font-size: 17px;
    color: var(--ink-zhong);
    padding: 6px 4px;
    letter-spacing: 2px;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--seal-red);
    transform: translateX(-50%);
    transition: width 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--ink-jiao);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 60%;
}

/* 汉堡按钮 */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 36px;
    height: 36px;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    padding: 0;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 1.5px;
    background: var(--ink-zhong);
    margin: 0 auto;
    transition: all 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
    transform: translateY(7.5px) rotate(45deg);
}
.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
    transform: translateY(-7.5px) rotate(-45deg);
}

/* 移动端菜单 */
.nav-mobile {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: rgba(245, 237, 224, 0.98);
    border-bottom: 1px solid rgba(139, 115, 85, 0.15);
    backdrop-filter: blur(10px);
    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
}

.nav-mobile.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
}

.nav-mobile ul {
    padding: var(--gap-md) 0;
    text-align: center;
}

.nav-mobile li {
    padding: 10px 0;
}

.nav-m-link {
    font-family: var(--font-title);
    font-size: 18px;
    letter-spacing: 3px;
    color: var(--ink-zhong);
}

.nav-m-link.active {
    color: var(--seal-red);
}

/* ===== 五、首屏 · 卷轴 ===== */
.scroll-hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 80px 0 60px;
    position: relative;
}

/* 轴头 */
.scroll-rod {
    width: 100%;
    max-width: 900px;
    height: 28px;
    position: relative;
    flex-shrink: 0;
}

.rod-bar {
    position: absolute;
    top: 50%;
    left: 40px;
    right: 40px;
    height: 14px;
    background: linear-gradient(to bottom,
        var(--gold-light) 0%,
        var(--gold-base) 30%,
        var(--gold-deep) 70%,
        var(--gold-base) 100%);
    transform: translateY(-50%);
    border-radius: 2px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.15);
}

.rod-cap {
    position: absolute;
    top: 50%;
    width: 32px;
    height: 28px;
    background: linear-gradient(to right,
        var(--gold-deep) 0%,
        var(--gold-base) 20%,
        var(--gold-light) 50%,
        var(--gold-base) 80%,
        var(--gold-deep) 100%);
    transform: translateY(-50%);
    border-radius: 4px;
    box-shadow: 1px 2px 6px rgba(0,0,0,0.2);
}

.rod-cap-left { left: 20px; }
.rod-cap-right { right: 20px; }

/* 卷轴主体 */
.scroll-body {
    flex: 1;
    width: 100%;
    max-width: 900px;
    background:
        linear-gradient(to right,
            rgba(139,115,85,0.08) 0%,
            transparent 3%,
            transparent 97%,
            rgba(139,115,85,0.08) 100%),
        var(--paper-light);
    box-shadow:
        inset 0 0 60px rgba(139,115,85,0.05),
        0 4px 20px rgba(0,0,0,0.06);
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 40px;
    overflow: hidden;
}

/* 墨点飞溅 */
.ink-splash {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    filter: blur(0.5px);
}

.splash-1 {
    top: 60px;
    left: 50px;
    width: 40px;
    height: 40px;
    background: radial-gradient(circle at 40% 40%,
        rgba(42,42,42,0.12) 0%,
        rgba(42,42,42,0.06) 40%,
        transparent 70%);
}

.splash-2 {
    top: 100px;
    right: 80px;
    width: 30px;
    height: 30px;
    background: radial-gradient(circle at 60% 60%,
        rgba(42,42,42,0.08) 0%,
        rgba(42,42,42,0.04) 50%,
        transparent 80%);
}

.splash-3 {
    bottom: 120px;
    left: 100px;
    width: 50px;
    height: 25px;
    border-radius: 50%;
    background: radial-gradient(ellipse,
        rgba(42,42,42,0.06) 0%,
        transparent 70%);
}

/* 卷轴内远山 */
.hero-mountains {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100px;
    pointer-events: none;
    opacity: 0.08;
}

.hero-mountains svg {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    color: var(--ink-zhong);
}

.hero-mountains svg:first-child { height: 80px; opacity: 0.6; }
.hero-mountains svg:last-child { height: 60px; opacity: 1; }

/* Hero 主内容 */
.hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-name {
    font-family: var(--font-title);
    font-size: clamp(48px, 8vw, 80px);
    font-weight: normal;
    color: var(--ink-jiao);
    letter-spacing: 12px;
    margin-bottom: 12px;
    text-shadow: 1px 1px 0 rgba(0,0,0,0.04);
}

.hero-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 20px;
}

.hero-divider .line {
    width: 50px;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--ink-dan), transparent);
}

.hero-divider .en-name {
    font-family: var(--font-body);
    font-size: 13px;
    letter-spacing: 6px;
    color: var(--ink-dan);
    font-weight: 300;
}

/* 印章 */
.hero-seal {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: var(--seal-red);
    color: var(--paper-light);
    font-family: var(--font-title);
    font-size: 20px;
    line-height: 1.1;
    border-radius: 4px;
    transform: rotate(-4deg);
    margin: 16px 0 20px;
    box-shadow: 2px 2px 6px rgba(0,0,0,0.15);
    position: relative;
}

.hero-seal::before {
    content: '';
    position: absolute;
    inset: 3px;
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 2px;
    pointer-events: none;
}

.hero-seal span {
    transform: rotate(4deg);
    font-weight: normal;
}

.hero-title {
    font-family: var(--font-decor);
    font-size: 18px;
    color: var(--ink-zhong);
    letter-spacing: 4px;
    margin-bottom: 28px;
    font-weight: normal;
}

.hero-quote {
    font-family: var(--font-decor);
    font-size: 15px;
    color: var(--ink-dan);
    letter-spacing: 3px;
    margin-top: 12px;
}

/* 向下滚动提示 */
.scroll-hint {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--ink-qing);
    animation: floatDown 2s ease-in-out infinite;
    pointer-events: none;
}

.scroll-hint span {
    display: block;
    font-family: var(--font-title);
    font-size: 14px;
    letter-spacing: 4px;
    margin-bottom: 6px;
}

.scroll-hint svg {
    width: 20px;
    height: 20px;
    margin: 0 auto;
}

@keyframes floatDown {
    0%, 100% { transform: translateX(-50%) translateY(0); opacity: 0.6; }
    50% { transform: translateX(-50%) translateY(8px); opacity: 1; }
}

/* ===== 六、板块通用标题 ===== */
.section-head {
    text-align: center;
    margin-bottom: var(--gap-xl);
    position: relative;
}

.seal-corner {
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-60px);
    width: 28px;
    height: 28px;
    background: var(--seal-red);
    color: var(--paper-light);
    font-family: var(--font-title);
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 2px;
    transform: translateX(-60px) rotate(-5deg);
    opacity: 0.85;
    box-shadow: 1px 1px 3px rgba(0,0,0,0.1);
}

.section-title {
    font-family: var(--font-title);
    font-size: 42px;
    font-weight: normal;
    color: var(--ink-jiao);
    letter-spacing: 8px;
    margin-bottom: 8px;
}

.section-sub {
    font-family: var(--font-decor);
    font-size: 14px;
    color: var(--ink-dan);
    letter-spacing: 4px;
}

/* ===== 七、作品集 · 册页卡片 ===== */
.album-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

/* 册页卡片 */
.album-card a {
    display: block;
    position: relative;
    background: var(--paper-light);
    padding: 32px 24px 28px 32px;
    min-height: 260px;
    transition: all 0.4s ease;
    border-top: 1.5px solid var(--ink-nong);
    border-bottom: 1px solid rgba(139, 115, 85, 0.2);
    box-shadow: 0 2px 10px rgba(0,0,0,0.04);
}

/* 左侧装订线 */
.card-binding {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(to right,
        rgba(139,69,19,0.25) 0%,
        rgba(139,69,19,0.08) 60%,
        transparent 100%);
    pointer-events: none;
}

/* 右上角小印章 */
.card-seal {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 24px;
    height: 24px;
    border: 1.5px solid var(--seal-red);
    color: var(--seal-red);
    font-family: var(--font-title);
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 2px;
    transform: rotate(3deg);
    opacity: 0.6;
    transition: all 0.4s ease;
    pointer-events: none;
}

/* 卡片主体 */
.card-body {
    position: relative;
    z-index: 1;
}

.card-title {
    font-family: var(--font-title);
    font-size: 26px;
    font-weight: normal;
    color: var(--ink-jiao);
    margin-bottom: 4px;
    letter-spacing: 2px;
}

.card-en {
    font-size: 11px;
    letter-spacing: 2px;
    color: var(--ink-qing);
    font-weight: 300;
    text-transform: uppercase;
    margin-bottom: 14px;
}

.card-line {
    display: block;
    width: 28px;
    height: 1px;
    background: var(--seal-red);
    margin-bottom: 16px;
}

.card-desc {
    font-size: 14px;
    color: var(--ink-zhong);
    line-height: 1.9;
    margin-bottom: 20px;
    font-weight: 300;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.card-tags span {
    font-size: 11px;
    padding: 2px 10px;
    border: 1px solid rgba(139, 115, 85, 0.3);
    color: var(--ink-dan);
    border-radius: 1px;
    font-family: var(--font-body);
    transition: all 0.3s ease;
}

/* 底部装饰纹 */
.card-bottom-decor {
    position: absolute;
    bottom: 0;
    left: 10%;
    right: 10%;
    height: 1px;
    background: linear-gradient(to right,
        transparent,
        rgba(139, 115, 85, 0.15),
        transparent);
    pointer-events: none;
}

/* 悬停效果 */
.album-card a:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    border-top-color: var(--seal-red);
}

.album-card a:hover .card-seal {
    opacity: 1;
    background: var(--seal-red);
    color: var(--paper-light);
    transform: rotate(0deg) scale(1.1);
}

.album-card a:hover .card-tags span {
    border-color: var(--seal-red);
    color: var(--seal-red);
}

/* ===== 八、题跋 · 关于我 ===== */
.about-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: start;
}

.about-text {
    padding: 0 20px;
}

.about-paragraph {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 2.2;
    color: var(--ink-zhong);
    margin-bottom: 24px;
    text-indent: 2em;
    font-weight: 300;
}

.first-char {
    float: left;
    font-family: var(--font-title);
    font-size: 56px;
    line-height: 1;
    color: var(--seal-red);
    margin-right: 8px;
    margin-top: 6px;
    font-weight: normal;
}

/* 侧栏 */
.about-side {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.skill-box, .contact-box {
    background: var(--paper-light);
    padding: 28px 24px;
    border-top: 1.5px solid var(--ink-nong);
    border-bottom: 1px solid rgba(139, 115, 85, 0.15);
    position: relative;
}

.skill-title {
    font-family: var(--font-title);
    font-size: 20px;
    font-weight: normal;
    color: var(--ink-jiao);
    margin-bottom: 20px;
    text-align: center;
    letter-spacing: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.skill-seal {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    background: var(--seal-red);
    color: var(--paper-light);
    font-family: var(--font-title);
    font-size: 13px;
    border-radius: 2px;
    transform: rotate(-4deg);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}

.skill-tags span {
    font-size: 12px;
    padding: 4px 12px;
    border: 1px solid rgba(139, 115, 85, 0.3);
    color: var(--ink-zhong);
    border-radius: 2px;
    font-family: var(--font-body);
    transition: all 0.3s ease;
}

.skill-tags span:hover {
    border-color: var(--seal-red);
    color: var(--seal-red);
    background: rgba(184, 58, 47, 0.05);
}

/* 联系方式列表 */
.contact-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.contact-item {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    transition: all 0.3s ease;
    border-left: 2px solid transparent;
}

.contact-item:hover {
    background: rgba(184, 58, 47, 0.04);
    border-left-color: var(--seal-red);
}

.contact-dot {
    width: 6px;
    height: 6px;
    background: var(--seal-red);
    border-radius: 50%;
    margin-right: 12px;
    flex-shrink: 0;
    opacity: 0.6;
    transition: all 0.3s ease;
}

.contact-item:hover .contact-dot {
    opacity: 1;
    transform: scale(1.3);
}

.contact-label {
    font-family: var(--font-title);
    font-size: 15px;
    color: var(--ink-zhong);
    letter-spacing: 2px;
    width: 60px;
}

.contact-val {
    font-size: 13px;
    color: var(--ink-dan);
    flex: 1;
    text-align: right;
    font-weight: 300;
}

/* ===== 九、页脚 · 落款 ===== */
.footer-section {
    position: relative;
    padding: var(--gap-lg) 0 var(--gap-md);
    margin-top: var(--gap-lg);
    text-align: center;
    overflow: hidden;
}

.footer-mountain {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 150px;
    pointer-events: none;
    opacity: 0.08;
}

.footer-mountain svg {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    color: var(--ink-zhong);
}

.footer-mountain svg:first-child { height: 150px; opacity: 0.5; }
.footer-mountain svg:last-child { height: 120px; opacity: 1; }

.footer-body {
    position: relative;
    z-index: 1;
}

.footer-seal {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    background: var(--seal-red);
    color: var(--paper-light);
    font-family: var(--font-title);
    font-size: 14px;
    line-height: 1.2;
    border-radius: 3px;
    transform: rotate(-3deg);
    margin-bottom: 20px;
    box-shadow: 2px 2px 6px rgba(0,0,0,0.12);
}

.footer-seal span {
    transform: rotate(3deg);
    font-weight: normal;
}

.footer-text {
    font-family: var(--font-title);
    font-size: 16px;
    color: var(--ink-zhong);
    letter-spacing: 3px;
    margin-bottom: 6px;
}

.footer-sub {
    font-size: 12px;
    letter-spacing: 4px;
    color: var(--ink-qing);
    font-weight: 300;
}

/* ===== 十、回到顶部 ===== */
.back-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 44px;
    height: 44px;
    background: var(--paper-light);
    border: 1.5px solid var(--ink-zhong);
    color: var(--ink-zhong);
    font-family: var(--font-title);
    font-size: 18px;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
    transition: all 0.3s ease;
    z-index: 99;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

.back-top.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.back-top:hover {
    background: var(--seal-red);
    border-color: var(--seal-red);
    color: var(--paper-light);
    transform: translateY(-2px);
}

/* ===== 十一、滚动入场动画 ===== */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== 十二、响应式 ===== */

/* 平板端 */
@media (max-width: 1024px) {
    .container { padding: 0 32px; }

    .album-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 28px;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .section-title {
        font-size: 36px;
        letter-spacing: 6px;
    }

    .scroll-body {
        padding: 50px 30px;
    }

    .scroll-rod { max-width: 750px; }
    .scroll-body { max-width: 750px; }
}

/* 移动端 */
@media (max-width: 768px) {
    :root {
        --gap-lg: 24px;
        --gap-xl: 60px;
    }

    .container { padding: 0 20px; }

    /* 导航 */
    .nav-menu { display: none; }
    .nav-toggle { display: flex; }
    .nav-mobile { display: block; }
    .nav-inner { padding: 12px 20px; }

    /* 卷轴 */
    .scroll-hero { padding: 60px 0 50px; }
    .scroll-rod { height: 22px; max-width: 100%; }
    .scroll-body { max-width: 100%; padding: 40px 20px; }
    .rod-cap { width: 24px; height: 22px; }
    .rod-cap-left { left: 12px; }
    .rod-cap-right { right: 12px; }
    .rod-bar { left: 28px; right: 28px; height: 10px; }

    .hero-name {
        font-size: 42px;
        letter-spacing: 8px;
    }

    .hero-seal {
        width: 50px;
        height: 50px;
        font-size: 16px;
    }

    .hero-title { font-size: 16px; letter-spacing: 2px; }
    .hero-quote { font-size: 13px; letter-spacing: 2px; }

    .ink-splash { display: none; }

    /* 板块标题 */
    .section-title {
        font-size: 30px;
        letter-spacing: 4px;
    }

    .seal-corner {
        width: 24px;
        height: 24px;
        font-size: 12px;
        transform: translateX(-45px) rotate(-5deg);
    }

    /* 作品集 */
    .album-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .card-title { font-size: 22px; }

    /* 关于我 */
    .about-text { padding: 0; }
    .first-char { font-size: 44px; }
    .about-paragraph { font-size: 15px; line-height: 2; }

    /* 页脚 */
    .footer-seal {
        width: 44px;
        height: 44px;
        font-size: 12px;
    }

    .footer-text { font-size: 14px; letter-spacing: 2px; }

    /* 回到顶部 */
    .back-top {
        bottom: 20px;
        right: 20px;
        width: 38px;
        height: 38px;
        font-size: 16px;
    }
}

/* 小屏手机 */
@media (max-width: 480px) {
    .section { padding: 48px 0; }
    .hero-name { font-size: 36px; letter-spacing: 6px; }
    .hero-divider .line { width: 30px; }
    .hero-divider .en-name { font-size: 11px; letter-spacing: 4px; }
    .section-title { font-size: 26px; letter-spacing: 3px; }
    .section-sub { font-size: 12px; letter-spacing: 2px; }
    .album-card a { padding: 26px 20px 24px 26px; min-height: 220px; }
    .card-title { font-size: 20px; }
    .card-desc { font-size: 13px; }
    .skill-box, .contact-box { padding: 22px 18px; }
    .contact-label { font-size: 14px; width: 50px; }
    .contact-val { font-size: 12px; }
}

/* ===== 十三、减少动画模式 ===== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    html { scroll-behavior: auto; }
}