/* ============================================================
   墨南堂 MONANTANG — 前台主样式
   Design: 明亮 · 现代 · 影视广告行业
   主色 墨南蓝 #036DB7 / 强调 墨南橙 #F5821F · 柠檬黄 #F5E61E · 薄荷青 #35C9B4
   ============================================================ */

/* ============ 1. Design Tokens ============ */
:root {
    /* 品牌色 */
    /* 品牌主色：墨南蓝（取自官方 Logo 采样值） */
    --brand:        #036DB7;
    --brand-d:      #025A96;
    --brand-l:      #2A8FD0;
    --brand-wash:   #EAF4FB;
    /* 活力强调色：墨南橙（PDF 2024 版签名色） */
    --accent:       #F5821F;
    --accent-d:     #D9690F;
    --accent-l:     #FFB067;
    --accent-wash:  #FFF4EA;
    --accent-y:     #F5E61E;
    --accent-y-d:   #D6C70B;
    --accent-c:     #35C9B4;
    --accent-c-d:   #1FA895;
    --accent-c-wash:#EAF9F6;

    /* 中性色 */
    --ink:          #16161A;
    --ink-2:        #24242A;
    --ink-3:        #33333A;
    --body:         #43434A;
    --muted:        #8C8C93;
    --muted-2:      #A8A8AE;
    --line:         #E9E8E4;
    --line-2:       #D8D7D2;
    --paper:        #F7F6F2;
    --paper-2:      #F1EFE9;
    --white:        #FFFFFF;

    /* 渐变 */
    --g-brand:      linear-gradient(135deg, #036DB7 0%, #2A8FD0 100%);
    --g-rainbow:    linear-gradient(100deg, #F5821F 0%, #F5E61E 48%, #35C9B4 100%);
    --g-dark:       linear-gradient(140deg, #16161A 0%, #26262E 100%);
    /* 深色蒙层：业务卡 hover、案例卡遮罩、拼贴遮罩共用；缺失时白底+白字会看不见 */
    --g-ink:        linear-gradient(140deg, #16161A 0%, #26262E 100%);
    --g-ink-soft:   linear-gradient(180deg, rgba(22,22,26,.86) 0%, rgba(22,22,26,.34) 100%);

    /* 圆角（小圆角 = 影视广告硬朗感） */
    --r-xs: 2px;
    --r-sm: 4px;
    --r-md: 6px;
    --r-lg: 10px;
    --r-xl: 16px;
    --r-pill: 999px;

    /* 阴影 */
    --sh-1: 0 2px 14px rgba(22,22,26,.06);
    --sh-2: 0 8px 30px rgba(22,22,26,.09);
    --sh-3: 0 18px 56px rgba(22,22,26,.14);
    --sh-brand: 0 12px 32px rgba(3,109,183,.28);

    /* 字体 */
    --font-sans: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans SC",
                 -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    --font-display: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans SC",
                    -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --font-en: "Segoe UI", "Helvetica Neue", "PingFang SC", Arial, sans-serif;
    --font-mono: "Cascadia Code", "JetBrains Mono", Consolas, monospace;

    /* 尺寸 */
    --header-h: 88px;
    --container-w: 1240px;
    --sec-y: 112px;

    /* 动效 */
    --ease: cubic-bezier(.16, 1, .3, 1);
    --ease-io: cubic-bezier(.65, 0, .35, 1);
    --t-fast: .24s var(--ease);
    --t: .42s var(--ease);
    --t-slow: .8s var(--ease);
}

/* ============ 2. Reset ============ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--font-sans);
    background: var(--white);
    color: var(--body);
    line-height: 1.85;
    font-size: 15px;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
body.drawer-open { overflow: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; color: inherit; }
input, textarea, select { font-family: inherit; font-size: inherit; color: inherit; }
::selection { background: var(--brand); color: #fff; }

/* 滚动条 */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--paper); }
::-webkit-scrollbar-thumb { background: var(--line-2); border-radius: 6px; border: 2px solid var(--paper); }
::-webkit-scrollbar-thumb:hover { background: var(--muted-2); }

/* ============ 3. Layout ============ */
.container { max-width: var(--container-w); margin: 0 auto; padding: 0 28px; }
.container-narrow { max-width: 900px; margin: 0 auto; padding: 0 28px; }
.section { padding: var(--sec-y) 0; position: relative; }
.section-sm { padding: 72px 0; }
.section-paper { background: var(--paper); }
.section-ink { background: var(--ink); color: rgba(255,255,255,.82); }
.section-ink h1, .section-ink h2, .section-ink h3 { color: #fff; }

/* ============ 4. Typography ============ */
h1, h2, h3, h4, h5 {
    font-family: var(--font-display);
    color: var(--ink);
    font-weight: 900;
    line-height: 1.18;
    letter-spacing: .01em;
}
h1 { font-size: clamp(2rem, 4.4vw, 3.4rem); }
h2 { font-size: clamp(1.65rem, 3vw, 2.5rem); }
h3 { font-size: clamp(1.15rem, 1.7vw, 1.45rem); }
h4 { font-size: 1.05rem; }
p { line-height: 1.9; }

.eyebrow {
    font-family: var(--font-en);
    font-size: .72rem;
    font-weight: 600;
    letter-spacing: .26em;
    text-transform: uppercase;
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    gap: 10px;
}
.eyebrow::before {
    content: '';
    width: 26px; height: 2px;
    background: var(--accent);
    display: inline-block;
}
.eyebrow-center { justify-content: center; }
.eyebrow-center::after {
    content: '';
    width: 26px; height: 2px;
    background: var(--accent);
    display: inline-block;
}
.section-ink .eyebrow { color: var(--accent-y); }
.section-ink .eyebrow::before, .section-ink .eyebrow::after { background: var(--accent-y); }

.lead { font-size: 1.05rem; color: var(--body); }
.text-muted { color: var(--muted); }
.text-brand { color: var(--brand); }

/* 带描边框的英文标题（对应 PDF 版式语言） */
.framed-label {
    display: inline-block;
    border: 1px solid currentColor;
    padding: 10px 26px;
    font-family: var(--font-en);
    font-size: .74rem;
    font-weight: 600;
    letter-spacing: .3em;
    text-transform: uppercase;
    color: var(--ink);
    background: transparent;
    transition: background var(--t), color var(--t), letter-spacing var(--t);
}
.framed-label:hover { background: var(--ink); color: #fff; letter-spacing: .38em; }
.section-ink .framed-label { color: rgba(255,255,255,.9); }
.section-ink .framed-label:hover { background: #fff; color: var(--ink); }

/* 章节标题块 */
.sec-head { margin-bottom: 56px; }
.sec-head-center { text-align: center; }
.sec-head-center .eyebrow { justify-content: center; }
.sec-title { margin: 16px 0 14px; }
.sec-sub { color: var(--muted); max-width: 640px; font-size: .97rem; }
.sec-head-center .sec-sub { margin: 0 auto; }

/* 编号圆点 */
.num-dot {
    width: 40px; height: 40px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    font-family: var(--font-en);
    font-size: .84rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
}
.num-dot::before {
    content: '';
    position: absolute; inset: 0;
    background: var(--ink);
    border-radius: 50%;
    transform: scale(0);
    transition: transform var(--t);
}
.num-dot span { position: relative; z-index: 1; }
.num-dot:hover::before { transform: scale(1); }

/* 大引号装饰 */
.quote-mark {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 5.4rem;
    line-height: .6;
    color: var(--accent);
    opacity: .22;
    display: block;
    height: 44px;
}

/* ============ 5. Buttons ============ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    padding: 14px 30px;
    font-size: .93rem;
    font-weight: 700;
    line-height: 1;
    border-radius: var(--r-sm);
    position: relative;
    overflow: hidden;
    isolation: isolate;
    cursor: pointer;
    border: 1px solid transparent;
    transition: color var(--t-fast), border-color var(--t-fast), transform var(--t-fast), box-shadow var(--t-fast);
    will-change: transform;
}
.btn svg { flex-shrink: 0; transition: transform var(--t); }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn::before {
    content: '';
    position: absolute; inset: 0;
    z-index: -1;
    background: var(--ink);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform var(--t);
}
.btn:hover::before { transform: scaleX(1); }
.btn:hover svg { transform: translateX(4px); }

.btn-primary { background: var(--brand); color: #fff; box-shadow: var(--sh-brand); }
.btn-primary:hover { color: #fff; box-shadow: 0 16px 40px rgba(245,130,31,.38); }
.btn-primary::before { background: var(--ink); }

.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { color: #fff; }

.btn-outline { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-outline:hover { color: #fff; }

.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.55); }
.btn-ghost:hover { color: var(--ink); border-color: #fff; }
.btn-ghost::before { background: #fff; }

.btn-soft { background: var(--brand-wash); color: var(--brand-d); }
.btn-soft:hover { color: #fff; }

.btn-sm { padding: 10px 20px; font-size: .84rem; }
.btn-lg { padding: 17px 38px; font-size: 1rem; }
.btn-full { width: 100%; }

/* 文字箭头链接 */
.arrow-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: .9rem;
    color: var(--ink);
    position: relative;
    padding-bottom: 3px;
    transition: color var(--t-fast);
}
.arrow-link::after {
    content: '';
    position: absolute; left: 0; bottom: 0;
    width: 100%; height: 1px;
    background: var(--brand);
    transform: scaleX(0);
    transform-origin: right center;
    transition: transform var(--t);
}
.arrow-link:hover { color: var(--brand); }
.arrow-link:hover::after { transform: scaleX(1); transform-origin: left center; }
.arrow-link svg { transition: transform var(--t); }
.arrow-link:hover svg { transform: translateX(5px); }

/* ============ 6. Header ============ */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--header-h);
    z-index: 300;
    display: flex;
    align-items: center;
    transition: background var(--t), box-shadow var(--t), height var(--t);
}
/* 让 container 撑满头部宽度，内部元素才能在固定高度里垂直居中 */
.site-header > .container { width: 100%; }
.site-header::before {
    content: '';
    position: absolute; inset: 0;
    background: rgba(255,255,255,.92);
    backdrop-filter: saturate(180%) blur(18px);
    -webkit-backdrop-filter: saturate(180%) blur(18px);
    opacity: 0;
    transition: opacity var(--t);
}
.site-header.scrolled::before { opacity: 1; }
.site-header.scrolled { box-shadow: 0 1px 0 var(--line), 0 10px 34px rgba(22,22,26,.06); }
.site-header.header-dark::before { background: rgba(22,22,26,.72); }
.site-header.header-dark.scrolled { box-shadow: 0 1px 0 rgba(255,255,255,.08); }

.header-inner {
    display: flex;
    align-items: center;
    /* 百分比高度会因 .container 未设高度而塌陷成内容高度，导致元素贴顶；用变量固定 */
    height: var(--header-h);
    gap: 38px;
    position: relative;
}
.logo { display: flex; align-items: center; flex-shrink: 0; position: relative; z-index: 2; }
.logo img { height: 48px; width: auto; }
/* 深色头部（首页/内页顶部）时 Logo 反白，滚动后恢复品牌蓝 */
.site-header.header-dark .logo img { filter: brightness(0) invert(1); }
.site-header.scrolled .logo img { filter: none; }
.logo-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: .06em;
    color: var(--ink);
    display: inline-flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    line-height: 1.05;
}
.header-dark .logo-text { color: #fff; }
.logo-text .logo-sub {
    font-family: var(--font-en);
    font-size: .56rem;
    font-weight: 600;
    letter-spacing: .28em;
    color: var(--brand);
    display: block;
    margin-top: 4px;
}

/* 导航 */
.main-nav { flex: 1; position: relative; z-index: 2; }
.main-nav > ul { display: flex; align-items: center; gap: 2px; justify-content: flex-end; }
.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 9px 15px;
    font-size: .93rem;
    font-weight: 700;
    color: var(--ink);
    border-radius: var(--r-sm);
    position: relative;
    transition: color var(--t-fast);
    white-space: nowrap;
}
.header-dark .nav-link { color: rgba(255,255,255,.9); }
.nav-link::after {
    content: '';
    position: absolute;
    left: 15px; right: 15px; bottom: 2px;
    height: 2px;
    background: var(--brand);
    transform: scaleX(0);
    transform-origin: right center;
    transition: transform var(--t);
}
.nav-link:hover::after, .nav-link.active::after { transform: scaleX(1); transform-origin: left center; }
.nav-link:hover, .nav-link.active { color: var(--brand); }
.header-dark .nav-link:hover, .header-dark .nav-link.active { color: var(--accent-y); }
.nav-link .caret { transition: transform var(--t-fast); }
.nav-dropdown:hover .nav-link .caret { transform: rotate(180deg); }

/* 下拉菜单 */
.nav-dropdown { position: relative; }
.dropdown-menu {
    position: absolute;
    top: calc(100% + 14px);
    left: 50%;
    transform: translateX(-50%) translateY(-10px);
    min-width: 236px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 10px;
    opacity: 0; visibility: hidden;
    box-shadow: var(--sh-3);
    transition: opacity var(--t-fast), transform var(--t-fast), visibility var(--t-fast);
    z-index: 310;
    counter-reset: navcat;
}
.dropdown-menu::before {
    content: '';
    position: absolute;
    top: -7px; left: 50%;
    width: 12px; height: 12px;
    background: #fff;
    border-left: 1px solid var(--line);
    border-top: 1px solid var(--line);
    transform: translateX(-50%) rotate(45deg);
}
.nav-dropdown:hover .dropdown-menu { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.dropdown-menu a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 11px 14px;
    font-size: .9rem;
    font-weight: 600;
    color: var(--body);
    border-radius: var(--r-sm);
    transition: background var(--t-fast), color var(--t-fast), padding-left var(--t-fast);
    counter-increment: navcat;
}
.dropdown-menu a i {
    width: 24px; height: 24px;
    border-radius: 50%;
    background: var(--paper);
    color: var(--accent);
    font-family: var(--font-en);
    font-size: .66rem;
    font-style: normal;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background var(--t-fast), color var(--t-fast);
}
.dropdown-menu a i::before { content: counter(navcat, decimal-leading-zero); }
.dropdown-menu a:hover { background: var(--accent-wash); color: var(--accent-d); padding-left: 18px; }
.dropdown-menu a:hover i { background: var(--accent); color: #fff; }

/* 头部动作区 */
.header-actions { display: flex; align-items: center; gap: 12px; position: relative; z-index: 2; }
.icon-btn {
    width: 40px; height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--ink);
    transition: background var(--t-fast), color var(--t-fast), transform var(--t-fast);
}
.header-dark .icon-btn { color: rgba(255,255,255,.9); }
.icon-btn:hover { background: var(--brand); color: #fff; transform: rotate(90deg); }

.menu-toggle { display: none; width: 42px; height: 42px; flex-direction: column; justify-content: center; align-items: center; gap: 5px; }
.menu-toggle .bar { display: block; width: 22px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform var(--t), opacity var(--t-fast), width var(--t); }
.header-dark .menu-toggle .bar { background: #fff; }
.menu-toggle.active .bar-top { transform: translateY(7px) rotate(45deg); }
.menu-toggle.active .bar-mid { opacity: 0; }
.menu-toggle.active .bar-bot { transform: translateY(-7px) rotate(-45deg); }

/* ============ 7. Mobile Drawer ============ */
.mobile-overlay {
    position: fixed; inset: 0;
    background: rgba(22,22,26,.5);
    backdrop-filter: blur(3px);
    opacity: 0; visibility: hidden;
    transition: opacity var(--t), visibility var(--t);
    z-index: 390;
}
.mobile-overlay.open { opacity: 1; visibility: visible; }
.mobile-drawer {
    position: fixed;
    top: 0; right: 0; bottom: 0;
    width: min(86vw, 360px);
    background: #fff;
    z-index: 400;
    transform: translateX(100%);
    transition: transform var(--t);
    display: flex;
    flex-direction: column;
    box-shadow: -20px 0 60px rgba(0,0,0,.16);
}
.mobile-drawer.open { transform: translateX(0); }
.drawer-head {
    display: flex; align-items: center; justify-content: space-between;
    padding: 22px 24px;
    border-bottom: 1px solid var(--line);
}
.drawer-close { width: 38px; height: 38px; display: flex; align-items: center; justify-content: center; border-radius: 50%; color: var(--ink); transition: background var(--t-fast), transform var(--t-fast); }
.drawer-close:hover { background: var(--brand); color: #fff; transform: rotate(90deg); }
.drawer-nav { flex: 1; overflow-y: auto; padding: 16px 0; }
.drawer-link {
    display: flex; align-items: center; justify-content: space-between;
    width: 100%;
    padding: 15px 24px;
    font-size: 1rem;
    font-weight: 700;
    color: var(--ink);
    text-align: left;
    transition: background var(--t-fast), color var(--t-fast), padding-left var(--t-fast);
}
.drawer-link:hover { background: var(--accent-wash); color: var(--accent-d); padding-left: 30px; }
.drawer-item-has-children > .drawer-link { color: var(--ink); }
.drawer-toggle-sub .sub-arrow { transition: transform var(--t); }
.drawer-toggle-sub[aria-expanded="true"] .sub-arrow { transform: rotate(180deg); }
.drawer-sub { max-height: 0; overflow: hidden; transition: max-height var(--t); background: var(--paper); }
.drawer-sub.expanded { max-height: 320px; }
.drawer-sub-link {
    display: block;
    padding: 12px 24px 12px 42px;
    font-size: .9rem;
    color: var(--body);
    border-left: 2px solid var(--line);
    transition: color var(--t-fast), border-color var(--t-fast), padding-left var(--t-fast);
}
.drawer-sub-link:hover { color: var(--accent); border-color: var(--accent); padding-left: 48px; }
.drawer-footer { padding: 22px 24px 28px; border-top: 1px solid var(--line); }
.drawer-footer-tip { text-align: center; font-size: .78rem; color: var(--muted); margin-top: 12px; }

/* ============ 8. Search Modal ============ */
.search-modal { position: fixed; inset: 0; z-index: 500; display: none; }
.search-modal.active { display: block; }
.search-modal-overlay { position: absolute; inset: 0; background: rgba(22,22,26,.72); backdrop-filter: blur(6px); animation: fadeIn .3s var(--ease); }
.search-modal-content {
    position: relative;
    max-width: 680px;
    margin: 14vh auto 0;
    padding: 0 24px;
    animation: modalUp .45s var(--ease);
}
.search-modal-close {
    position: absolute; top: -54px; right: 24px;
    width: 40px; height: 40px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%; color: #fff;
    background: rgba(255,255,255,.12);
    transition: background var(--t-fast), transform var(--t-fast);
}
.search-modal-close:hover { background: var(--brand); transform: rotate(90deg); }
.search-modal-inner { background: #fff; border-radius: var(--r-lg); padding: 38px; box-shadow: var(--sh-3); }
.search-modal-title { font-size: 1.3rem; margin-bottom: 20px; }
.search-input-wrapper { display: flex; align-items: center; gap: 10px; border: 1px solid var(--line-2); border-radius: var(--r-sm); padding: 4px 4px 4px 16px; transition: border-color var(--t-fast), box-shadow var(--t-fast); }
.search-input-wrapper:focus-within { border-color: var(--brand); box-shadow: 0 0 0 3px rgba(3,109,183,.14); }
.search-icon { color: var(--muted); flex-shrink: 0; }
.search-input { flex: 1; border: none; outline: none; padding: 12px 0; font-size: .96rem; background: transparent; }
.search-submit { background: var(--brand); color: #fff; padding: 12px 26px; border-radius: var(--r-sm); font-weight: 700; transition: background var(--t-fast); }
.search-submit:hover { background: var(--ink); }
.search-tips { margin-top: 22px; }
.search-tips p { font-size: .78rem; color: var(--muted); margin-bottom: 10px; }
.search-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.search-tag { padding: 6px 14px; border: 1px solid var(--line); border-radius: var(--r-pill); font-size: .82rem; color: var(--body); transition: all var(--t-fast); }
.search-tag:hover { background: var(--brand); border-color: var(--brand); color: #fff; }

/* ============ 9. Hero ============ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--ink);
    padding: calc(var(--header-h) + 60px) 0 90px;
}
.hero-media { position: absolute; inset: 0; overflow: hidden; }
.hero-media img, .hero-media video {
    width: 100%; height: 100%;
    object-fit: cover;
    animation: kenburns 22s var(--ease-io) infinite alternate;
}
.hero-overlay {
    position: absolute; inset: 0;
    background:
        linear-gradient(90deg, rgba(16,16,20,.94) 0%, rgba(16,16,20,.72) 42%, rgba(16,16,20,.28) 72%, rgba(16,16,20,.5) 100%);
}
.hero-grain {
    position: absolute; inset: 0;
    opacity: .35;
    background-image:
        repeating-linear-gradient(0deg, rgba(255,255,255,.028) 0 1px, transparent 1px 3px);
    pointer-events: none;
}
/* 鼠标跟随光晕 */
.hero-spotlight {
    position: absolute;
    width: 640px; height: 640px;
    left: var(--mx, 50%); top: var(--my, 40%);
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, rgba(245,130,31,.20) 0%, rgba(245,130,31,.06) 38%, transparent 70%);
    pointer-events: none;
    transition: opacity var(--t);
}
.hero-content { position: relative; z-index: 3; max-width: 760px; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 10px;
    border: 1px solid rgba(255,255,255,.28);
    border-radius: var(--r-pill);
    padding: 8px 18px;
    font-family: var(--font-en);
    font-size: .7rem;
    font-weight: 600;
    letter-spacing: .22em;
    text-transform: uppercase;
    color: rgba(255,255,255,.85);
    margin-bottom: 26px;
}
.hero-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent-c); box-shadow: 0 0 0 0 rgba(53,201,180,.6); animation: pulseRing 2.2s infinite; }
.hero-title {
    color: #fff;
    font-size: clamp(2.4rem, 6vw, 4.6rem);
    line-height: 1.06;
    letter-spacing: .005em;
    margin-bottom: 26px;
}
.hero-title .hl { color: var(--accent-y); position: relative; display: inline-block; }
.hero-title .hl::after {
    content: '';
    position: absolute; left: 0; bottom: .06em;
    width: 100%; height: .1em;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    animation: underlineIn 1s var(--ease) .7s forwards;
}
.hero-sub {
    color: rgba(255,255,255,.76);
    font-size: 1.03rem;
    max-width: 620px;
    margin-bottom: 38px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 54px; }

/* 首屏底部词条滚动条 */
.hero-marquee {
    position: absolute;
    left: 0; right: 0; bottom: 0;
    z-index: 3;
    border-top: 1px solid rgba(255,255,255,.12);
    padding: 16px 0;
    overflow: hidden;
    background: rgba(16,16,20,.35);
    backdrop-filter: blur(6px);
}
.marquee-track { display: flex; width: max-content; animation: marquee 32s linear infinite; }
.marquee-item {
    display: inline-flex; align-items: center; gap: 14px;
    padding: 0 26px;
    font-family: var(--font-en);
    font-size: .78rem;
    font-weight: 600;
    letter-spacing: .22em;
    text-transform: uppercase;
    color: rgba(255,255,255,.62);
    white-space: nowrap;
}
.marquee-item::after { content: ''; width: 5px; height: 5px; border-radius: 50%; background: var(--accent); }
.hero-marquee:hover .marquee-track { animation-play-state: paused; }

/* 页面头部（内页） */
.page-hero {
    position: relative;
    padding: calc(var(--header-h) + 110px) 0 96px;
    background: var(--ink);
    overflow: hidden;
    color: #fff;
}
.page-hero-media { position: absolute; inset: 0; }
.page-hero-media img { width: 100%; height: 100%; object-fit: cover; animation: kenburns 26s var(--ease-io) infinite alternate; }
.page-hero-overlay { position: absolute; inset: 0; background: var(--g-ink-soft); }
.page-hero-content { position: relative; z-index: 2; text-align: center; }
.page-hero .eyebrow { color: var(--accent-y); justify-content: center; }
.page-hero .eyebrow::before, .page-hero .eyebrow::after { background: var(--accent-y); }
.page-hero-title { color: #fff; font-size: clamp(2.2rem, 5vw, 3.8rem); margin: 18px 0 16px; }
.page-hero-sub { color: rgba(255,255,255,.74); max-width: 640px; margin: 0 auto; }
.page-hero .framed-label { color: rgba(255,255,255,.9); margin-top: 26px; }
.page-hero .framed-label:hover { background: #fff; color: var(--ink); }

/* 面包屑 */
.crumbs { display: flex; align-items: center; gap: 8px; font-size: .82rem; color: var(--muted); flex-wrap: wrap; }
.crumbs a { transition: color var(--t-fast); }
.crumbs a:hover { color: var(--brand); }
.crumbs .sep { color: var(--muted-2); }
.page-hero .crumbs { justify-content: center; color: rgba(255,255,255,.6); }
.page-hero .crumbs a:hover { color: var(--accent-y); }
.page-hero .crumbs .sep { color: rgba(255,255,255,.35); }

/* ============ 10. Stats ============ */
.stats-band { border-bottom: 1px solid var(--line); background: #fff; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat-cell {
    padding: 44px 24px;
    text-align: center;
    border-right: 1px solid var(--line);
    position: relative;
    transition: background var(--t);
}
.stat-cell:last-child { border-right: none; }
.stat-cell:hover { background: var(--accent-wash); }
.stat-num {
    font-family: var(--font-display);
    font-size: clamp(2rem, 3.4vw, 2.9rem);
    font-weight: 900;
    color: var(--accent);
    line-height: 1;
    display: flex; align-items: baseline; justify-content: center; gap: 2px;
}
.stat-num .suffix { font-size: .42em; color: var(--ink); }
.stat-label { margin-top: 12px; font-size: .85rem; color: var(--muted); letter-spacing: .06em; }
.stat-cell::after {
    content: '';
    position: absolute; left: 50%; bottom: 0;
    width: 0; height: 3px;
    background: var(--g-rainbow);
    transform: translateX(-50%);
    transition: width var(--t);
}
.stat-cell:hover::after { width: 100%; }

/* ============ 11. Services（业务） ============ */
.biz-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.biz-card {
    position: relative;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 34px 28px 30px;
    overflow: hidden;
    transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}
.biz-card::before {
    content: '';
    position: absolute; inset: 0;
    background: var(--g-ink);
    transform: translateY(101%);
    transition: transform var(--t);
    z-index: 0;
}
.biz-card:hover { transform: translateY(-8px); box-shadow: var(--sh-3); border-color: transparent; }
.biz-card:hover::before { transform: translateY(0); }
.biz-card > * { position: relative; z-index: 1; transition: color var(--t); }
.biz-icon {
    width: 62px; height: 62px;
    border-radius: 50%;
    background: var(--ink);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 22px;
    position: relative;
    overflow: hidden;
}
.biz-icon::before {
    content: '';
    position: absolute; inset: 0;
    background: var(--accent);
    transform: scale(0);
    border-radius: 50%;
    transition: transform var(--t);
}
.biz-card:hover .biz-icon::before { transform: scale(1); }
.biz-icon svg { position: relative; z-index: 1; stroke-dasharray: 90; stroke-dashoffset: 0; transition: stroke-dashoffset .9s var(--ease); }
.biz-card:hover .biz-icon svg { animation: iconDraw 1.1s var(--ease); }
.biz-en { font-family: var(--font-en); font-size: .68rem; letter-spacing: .2em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
.biz-name { font-size: 1.22rem; margin-bottom: 12px; }
.biz-desc { font-size: .9rem; color: var(--muted); line-height: 1.8; margin-bottom: 18px; }
.biz-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.biz-tag {
    font-size: .74rem;
    padding: 4px 10px;
    border: 1px solid var(--line);
    border-radius: var(--r-xs);
    color: var(--muted);
    transition: border-color var(--t-fast), color var(--t-fast);
}
.biz-card:hover .biz-tag { border-color: rgba(255,255,255,.28); color: rgba(255,255,255,.8); }
.biz-card:hover .biz-name, .biz-card:hover .biz-en { color: #fff; }
.biz-card:hover .biz-desc { color: rgba(255,255,255,.72); }
.biz-card:hover .biz-tag { border-color: rgba(255,255,255,.3); color: rgba(255,255,255,.78); }

/* ============ 12. Cases ============ */
/* 等高网格：每行卡片的图片顶边/底边严格对齐，摘要长短不再影响排版 */
.case-grid-masonry {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
    align-items: stretch;
}
/* 案例数不足一行时自适应列数，避免末列留白（新建分类常只有 1~2 个案例） */
.case-grid-masonry[data-items="1"] { grid-template-columns: minmax(0, 1fr); max-width: 460px; }
.case-grid-masonry[data-items="2"] { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.case-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    min-width: 0;
    position: relative;
    border-radius: var(--r-md);
    overflow: hidden;
    background: var(--ink);
    isolation: isolate;
}
.case-card-img {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 10;
    flex-shrink: 0;
}
.case-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 1s var(--ease), filter var(--t);
    filter: saturate(.96);
}
.case-card:hover .case-card-img img { transform: scale(1.07); filter: saturate(1.06); }
.case-card-mask {
    position: absolute; inset: 0;
    background: var(--g-ink);
    opacity: 0;
    transition: opacity var(--t);
    display: flex; align-items: center; justify-content: center;
}
.case-card:hover .case-card-mask { opacity: .88; }
.case-play {
    width: 62px; height: 62px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,.7);
    display: flex; align-items: center; justify-content: center;
    color: #fff;
    transform: scale(.6);
    opacity: 0;
    transition: transform var(--t), opacity var(--t), background var(--t-fast), border-color var(--t-fast);
    position: relative;
}
.case-play::before, .case-play::after {
    content: '';
    position: absolute; inset: -1px;
    border: 1px solid rgba(255,255,255,.5);
    border-radius: 50%;
    animation: ripple 2.4s var(--ease-io) infinite;
}
.case-play::after { animation-delay: 1.2s; }
.case-card:hover .case-play { transform: scale(1); opacity: 1; }
.case-play:hover { background: var(--brand); border-color: var(--brand); }
.case-card-body {
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
    padding: 20px 22px 22px;
    background: #fff;
    position: relative;
}
.case-card-body::before {
    content: '';
    position: absolute; left: 0; top: 0;
    width: 100%; height: 3px;
    background: var(--g-rainbow);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--t);
}
.case-card:hover .case-card-body::before { transform: scaleX(1); }
.case-meta { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.case-cat {
    font-size: .74rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: .04em;
    display: inline-flex; align-items: center; gap: 6px;
}
.case-cat::before { content: ''; width: 5px; height: 5px; background: var(--accent); border-radius: 50%; }
.case-date { font-size: .76rem; color: var(--muted-2); }
/* 标题固定两行、摘要固定三行：卡片高度一致，图片水平对齐 */
.case-title {
    font-size: 1.05rem;
    line-height: 1.45;
    margin-bottom: 8px;
    min-height: 2.9em;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    overflow: hidden;
    transition: color var(--t-fast);
}
.case-card:hover .case-title { color: var(--accent-d); }
.case-sum {
    font-size: .86rem;
    color: var(--muted);
    line-height: 1.75;
    min-height: 5.25em;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    overflow: hidden;
}

/* 精选案例不规则拼贴 */
.case-mosaic { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; }
.mosaic-item { position: relative; overflow: hidden; border-radius: var(--r-md); background: var(--ink); display: block; }
.mosaic-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.1s var(--ease); }
.mosaic-item:hover img { transform: scale(1.08); }
.mosaic-item::after {
    content: '';
    position: absolute; inset: 0;
    background: var(--g-ink);
    opacity: 0;
    transition: opacity var(--t);
}
.mosaic-item:hover::after { opacity: .8; }
.mosaic-cap {
    position: absolute; left: 0; right: 0; bottom: 0;
    padding: 22px;
    color: #fff;
    z-index: 2;
    transform: translateY(14px);
    opacity: 0;
    transition: transform var(--t), opacity var(--t);
}
.mosaic-item:hover .mosaic-cap { transform: translateY(0); opacity: 1; }
.mosaic-cap h4 { color: #fff; margin-bottom: 4px; font-size: 1.05rem; }
.mosaic-cap span { font-size: .76rem; color: rgba(255,255,255,.72); }
.mosaic-item:nth-child(1) { grid-column: span 6; aspect-ratio: 16/10; }
.mosaic-item:nth-child(2),
.mosaic-item:nth-child(3) { grid-column: span 3; aspect-ratio: 3/4; }
.mosaic-item:nth-child(4),
.mosaic-item:nth-child(5),
.mosaic-item:nth-child(6) { grid-column: span 4; aspect-ratio: 4/3; }

/* 精选案例数量自适应：后台置顶条数变化时不留空列、不出现孤立小图 */
.case-mosaic[data-items="1"] { grid-template-columns: 1fr; }
.case-mosaic[data-items="2"],
.case-mosaic[data-items="4"] { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.case-mosaic[data-items="1"] .mosaic-item,
.case-mosaic[data-items="2"] .mosaic-item,
.case-mosaic[data-items="4"] .mosaic-item { grid-column: auto; aspect-ratio: 16/10; }
.case-mosaic[data-items="5"] .mosaic-item:nth-child(n+4) { grid-column: span 6; }

/* 胶片滚动条 */
.filmstrip { overflow: hidden; position: relative; padding: 10px 0; }
.filmstrip::before, .filmstrip::after {
    content: '';
    position: absolute; top: 0; bottom: 0; width: 140px; z-index: 3;
    pointer-events: none;
}
.filmstrip::before { left: 0; background: linear-gradient(90deg, var(--ink), transparent); }
.filmstrip::after { right: 0; background: linear-gradient(270deg, var(--ink), transparent); }
.filmstrip-track { display: flex; gap: 14px; width: max-content; animation: filmScroll 38s linear infinite; }
.filmstrip:hover .filmstrip-track { animation-play-state: paused; }
.filmstrip-track.rev { animation-direction: reverse; }
.film-cell {
    width: 230px; height: 150px;
    border-radius: var(--r-sm);
    overflow: hidden;
    position: relative;
    flex-shrink: 0;
    border: 1px solid rgba(255,255,255,.1);
}
.film-cell img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease), filter .6s; filter: grayscale(.35) brightness(.86); }
.film-cell:hover img { transform: scale(1.1); filter: grayscale(0) brightness(1); }
.film-cell-tag {
    position: absolute; left: 10px; bottom: 10px;
    max-width: calc(100% - 20px);
    background: var(--accent);
    color: #fff;
    font-size: .7rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: var(--r-xs);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    opacity: 0;
    transform: translateY(6px);
    transition: all var(--t);
}
.film-cell:hover .film-cell-tag { opacity: 1; transform: translateY(0); }

/* 胶片齿孔分割带 */
.perf-band {
    height: 26px;
    background:
        repeating-linear-gradient(90deg, rgba(0,0,0,.10) 0 14px, transparent 14px 34px);
    background-size: 34px 100%;
    animation: perfMove 2.4s linear infinite;
    opacity: .55;
}
.section-ink .perf-band { background: repeating-linear-gradient(90deg, rgba(255,255,255,.14) 0 14px, transparent 14px 34px); background-size: 34px 100%; }

/* 案例分类筛选条 */
.filter-bar {
    position: sticky;
    top: var(--header-h);
    z-index: 120;
    background: rgba(255,255,255,.94);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
}
.filter-inner { display: flex; align-items: center; gap: 10px; padding: 14px 0; overflow-x: auto; scrollbar-width: none; }
.filter-inner::-webkit-scrollbar { display: none; }
.filter-chip {
    flex-shrink: 0;
    padding: 9px 20px;
    border-radius: var(--r-pill);
    border: 1px solid var(--line);
    font-size: .87rem;
    font-weight: 600;
    color: var(--body);
    transition: all var(--t-fast);
    position: relative;
    overflow: hidden;
}
.filter-chip::before {
    content: '';
    position: absolute; inset: 0;
    background: var(--brand);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--t);
    z-index: 0;
}
.filter-chip span { position: relative; z-index: 1; }
.filter-chip:hover { border-color: var(--brand); color: var(--brand-d); }
.filter-chip:hover span { color: var(--brand-d); }
.filter-chip.active { border-color: var(--brand); color: #fff; }
.filter-chip.active::before { transform: scaleX(1); transform-origin: left; }
.filter-chip.active span { color: #fff; }
.filter-count { margin-left: auto; font-size: .8rem; color: var(--muted); white-space: nowrap; padding-left: 16px; }

/* 案例详情 */
.case-detail-hero { position: relative; background: var(--ink); }
.case-detail-cover { position: relative; }
.case-detail-cover img { width: 100%; max-height: 76vh; object-fit: cover; animation: kenburns 24s var(--ease-io) infinite alternate; }
.case-detail-cover::after { content: ''; position: absolute; inset: 0; background: var(--g-ink-soft); }
.case-detail-head { position: relative; z-index: 2; padding: calc(var(--header-h) + 60px) 0 56px; color: #fff; }
.case-detail-head h1 { color: #fff; font-size: clamp(1.9rem, 4vw, 3rem); margin: 16px 0 18px; max-width: 900px; }
.case-detail-meta { display: flex; flex-wrap: wrap; gap: 22px; font-size: .85rem; color: rgba(255,255,255,.72); }
.case-detail-meta span { display: inline-flex; align-items: center; gap: 7px; }
.case-detail-body { padding: 76px 0 90px; }
.prose { font-size: 1rem; line-height: 2; color: var(--body); }
.prose > * + * { margin-top: 22px; }
.prose h2 { font-size: 1.6rem; margin-top: 46px; padding-left: 18px; border-left: 4px solid var(--accent); }
.prose h3 { font-size: 1.2rem; margin-top: 34px; }
.prose img { border-radius: var(--r-md); width: 100%; margin: 30px 0; box-shadow: var(--sh-2); }
.prose a { color: var(--brand); text-decoration: underline; text-underline-offset: 3px; }
.prose strong { color: var(--ink); font-weight: 700; }
.prose ul, .prose ol { padding-left: 24px; }
.prose ul li { list-style: disc; margin-bottom: 8px; }
.prose ol li { list-style: decimal; margin-bottom: 8px; }
.prose blockquote {
    border-left: 3px solid var(--accent);
    background: var(--accent-wash);
    padding: 22px 26px;
    border-radius: 0 var(--r-md) var(--r-md) 0;
    color: var(--ink);
}
.prose pre {
    background: var(--ink);
    color: #e8e8ec;
    padding: 22px 24px;
    border-radius: var(--r-md);
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: .86rem;
    line-height: 1.7;
}
.prose code { font-family: var(--font-mono); font-size: .88em; background: var(--paper-2); padding: 2px 6px; border-radius: 3px; }
.prose pre code { background: none; padding: 0; }
.prose table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.prose th, .prose td { border: 1px solid var(--line); padding: 11px 14px; text-align: left; }
.prose th { background: var(--paper); font-weight: 700; color: var(--ink); }

/* 上下篇导航 */
.case-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 60px; }
/* a 默认是 inline，内部又放了 div（block），会给边框生成多个碎片化的行盒；
   这里必须显式改成 block/flex，border + border-radius 才会形成完整卡片。 */
.case-nav > div { display: flex; }
.case-nav-item {
    display: block;
    flex: 1;
    width: 100%;
    min-width: 0;
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 22px 24px;
    transition: all var(--t);
    background: #fff;
}
.case-nav-item:hover { border-color: var(--brand); box-shadow: var(--sh-2); transform: translateY(-3px); }
.case-nav-item.next { text-align: right; }
.case-nav-label { font-size: .76rem; color: var(--muted); letter-spacing: .14em; text-transform: uppercase; margin-bottom: 8px; }
.case-nav-title { font-size: 1rem; font-weight: 700; color: var(--ink); }

/* ============ 13. About Page ============ */
.anchor-bar {
    position: sticky;
    top: var(--header-h);
    z-index: 110;
    background: rgba(255,255,255,.95);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
}
.anchor-inner { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; padding: 6px 0; }
.anchor-inner::-webkit-scrollbar { display: none; }
.anchor-link {
    flex-shrink: 0;
    padding: 10px 18px;
    font-size: .87rem;
    font-weight: 600;
    color: var(--muted);
    border-radius: var(--r-pill);
    transition: all var(--t-fast);
}
.anchor-link:hover, .anchor-link.active { background: var(--ink); color: #fff; }

.about-intro { display: grid; grid-template-columns: 1.05fr .95fr; gap: 70px; align-items: start; }
.about-prose p { margin-bottom: 20px; font-size: 1.02rem; }
.about-photos { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.about-photo { border-radius: var(--r-md); overflow: hidden; position: relative; }
.about-photo img { width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease); }
.about-photo:hover img { transform: scale(1.07); }
/* 竖图跨两行，直接撑满两行高度（不再用 3/4 固定比例，否则比右侧两张 4/3 横图矮一截，底部会留白） */
.about-photo.tall { grid-row: span 2; height: 100%; }
.about-photo.short { aspect-ratio: 4/3; }

/* 愿景 / 使命 大色块 */
.vm-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.vm-card {
    border-radius: var(--r-lg);
    padding: 48px 44px;
    position: relative;
    overflow: hidden;
    color: #fff;
    min-height: 380px;
    display: flex;
    flex-direction: column;
}
.vm-card.vision { background: var(--g-brand); }
.vm-card.mission { background: var(--ink); }
.vm-card::before {
    content: '';
    position: absolute;
    width: 320px; height: 320px;
    right: -110px; bottom: -130px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,.2);
    transition: transform var(--t-slow);
}
.vm-card::after {
    content: '';
    position: absolute;
    width: 200px; height: 200px;
    right: -50px; bottom: -70px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,.14);
    transition: transform var(--t-slow);
}
.vm-card:hover::before { transform: scale(1.18); }
.vm-card:hover::after { transform: scale(1.12); }
.vm-tag { font-family: var(--font-en); font-size: .72rem; font-weight: 600; letter-spacing: .26em; text-transform: uppercase; opacity: .82; }
.vm-title { font-size: 1.7rem; color: #fff; margin: 16px 0 20px; position: relative; z-index: 1; }
.vm-list { position: relative; z-index: 1; }
.vm-list li {
    position: relative;
    padding-left: 22px;
    margin-bottom: 12px;
    font-size: .93rem;
    line-height: 1.8;
    color: rgba(255,255,255,.9);
}
.vm-list li::before {
    content: '';
    position: absolute; left: 0; top: .72em;
    width: 8px; height: 8px;
    border: 1px solid rgba(255,255,255,.7);
    border-radius: 50%;
}
.vm-card:hover .vm-list li::before { background: #fff; }

/* 核心竞争力 */
.core-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.core-item {
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 30px 18px;
    text-align: center;
    background: #fff;
    transition: all var(--t);
    position: relative;
    overflow: hidden;
}
.core-item::before {
    content: '';
    position: absolute; inset: 0;
    background: var(--g-rainbow);
    opacity: 0;
    transition: opacity var(--t);
}
.core-item:hover { transform: translateY(-6px); box-shadow: var(--sh-2); border-color: transparent; }
.core-item:hover::before { opacity: 1; }
.core-word {
    position: relative; z-index: 1;
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 900;
    color: var(--ink);
    letter-spacing: .1em;
    transition: color var(--t);
}
.core-item:hover .core-word { color: var(--ink); }
.core-en { position: relative; z-index: 1; font-family: var(--font-en); font-size: .64rem; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); margin-top: 8px; transition: color var(--t); }
.core-item:hover .core-en { color: rgba(22,22,26,.66); }

/* 企业精神 */
.spirit-box {
    background: var(--ink);
    border-radius: var(--r-lg);
    padding: 84px 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.spirit-box::before {
    content: '';
    position: absolute; inset: 0;
    background: radial-gradient(circle at 20% 120%, rgba(245,130,31,.28), transparent 55%),
                radial-gradient(circle at 85% -10%, rgba(53,201,180,.22), transparent 50%);
}
.spirit-quote { position: relative; z-index: 1; }
.spirit-text {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4.6vw, 3.4rem);
    font-weight: 900;
    color: #fff;
    letter-spacing: .06em;
    line-height: 1.3;
    margin: 22px 0;
}
.spirit-text .accent { color: var(--accent-y); }
.spirit-desc { position: relative; z-index: 1; max-width: 760px; margin: 0 auto; color: rgba(255,255,255,.72); font-size: 1rem; }

/* 行业标签流 */
.industry-flow { display: flex; flex-wrap: wrap; gap: 10px; }
.industry-chip {
    padding: 10px 22px;
    border: 1px solid var(--line);
    border-radius: var(--r-pill);
    font-size: .89rem;
    font-weight: 600;
    color: var(--body);
    background: #fff;
    transition: all var(--t-fast);
}
.industry-chip:hover { background: var(--accent); border-color: var(--accent); color: #fff; transform: translateY(-3px); }

/* ============ 14. Contact ============ */
.contact-layout { display: grid; grid-template-columns: .95fr 1.05fr; gap: 56px; align-items: start; }
.contact-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 30px; }
.contact-card {
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 24px 22px;
    background: #fff;
    transition: all var(--t);
    position: relative;
    overflow: hidden;
}
.contact-card:hover { border-color: var(--brand); box-shadow: var(--sh-2); transform: translateY(-4px); }
.contact-card-ico {
    width: 44px; height: 44px;
    border-radius: 50%;
    background: var(--accent-wash);
    color: var(--accent);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 14px;
    transition: all var(--t);
}
.contact-card:hover .contact-card-ico { background: var(--accent); color: #fff; }
.contact-card-label { font-size: .78rem; color: var(--muted); letter-spacing: .1em; margin-bottom: 5px; }
.contact-card-value { font-size: 1.02rem; font-weight: 700; color: var(--ink); word-break: break-all; }
.contact-card-note { font-size: .78rem; color: var(--muted-2); margin-top: 6px; display: block; }
.contact-qr { display: block; width: 118px; height: 118px; object-fit: cover; margin-top: 14px; border: 1px solid var(--line); border-radius: var(--r-sm); background: #fff; }

.map-box {
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    overflow: hidden;
    background: var(--paper);
    position: relative;
    aspect-ratio: 16/10;
    display: flex; align-items: center; justify-content: center;
    flex-direction: column;
    gap: 10px;
    color: var(--muted);
}
.map-box::before {
    content: '';
    position: absolute; inset: 0;
    background-image:
        linear-gradient(var(--line) 1px, transparent 1px),
        linear-gradient(90deg, var(--line) 1px, transparent 1px);
    background-size: 34px 34px;
    opacity: .7;
}
.map-pin {
    position: relative;
    z-index: 1;
    width: 46px; height: 46px;
    border-radius: 50% 50% 50% 0;
    background: var(--accent);
    transform: rotate(-45deg);
    display: flex; align-items: center; justify-content: center;
    box-shadow: var(--sh-brand);
    animation: pinBounce 2.4s var(--ease-io) infinite;
}
.map-pin svg { transform: rotate(45deg); color: #fff; }
.map-text { position: relative; z-index: 1; font-size: .85rem; }

/* 表单 */
.form-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    padding: 40px;
    box-shadow: var(--sh-2);
}
.form-card-head { margin-bottom: 26px; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.form-card-title { font-size: 1.4rem; margin-bottom: 6px; }
.form-card-sub { font-size: .88rem; color: var(--muted); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { margin-bottom: 18px; }
.form-group label {
    display: block;
    font-size: .85rem;
    font-weight: 700;
    color: var(--ink);
    margin-bottom: 8px;
}
.form-group label .required { color: var(--accent); }
.form-group .form-hint { font-size: .76rem; color: var(--muted-2); margin-top: 6px; }
.form-control {
    width: 100%;
    padding: 13px 15px;
    border: 1px solid var(--line-2);
    border-radius: var(--r-sm);
    background: #fff;
    font-size: .93rem;
    outline: none;
    transition: border-color var(--t-fast), box-shadow var(--t-fast), background var(--t-fast);
    color: var(--ink);
}
.form-control::placeholder { color: var(--muted-2); }
.form-control:hover { border-color: var(--muted-2); }
.form-control:focus { border-color: var(--brand); box-shadow: 0 0 0 3px rgba(3,109,183,.14); }
textarea.form-control { resize: vertical; min-height: 128px; line-height: 1.8; }
select.form-control {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%238C8C93' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 40px;
    cursor: pointer;
}
.select-wrap { position: relative; }
.select-wrap select { width: 100%; }
.select-arrow { position: absolute; right: 14px; top: 50%; transform: translateY(-50%); pointer-events: none; color: var(--muted); }
.form-feedback { margin-top: 14px; font-size: .87rem; }
.form-feedback:empty { display: none; }
.form-feedback.ok { color: #1D9E75; }
.form-feedback.err { color: #D85A30; }

/* 联系页 / 询价表单：模板控件未带 .form-control 类，按表单范围补齐样式
   （保持与 .form-control 一致的观感；select 的下拉箭头由模板的 .select-arrow 提供，
    故此处不再叠加 background-image，避免出现两个箭头） */
.inquiry-form input:not([type="hidden"]),
.inquiry-form textarea,
.inquiry-form select {
    width: 100%;
    padding: 13px 15px;
    border: 1px solid var(--line-2);
    border-radius: var(--r-sm);
    background: #fff;
    font-family: inherit;
    font-size: .93rem;
    color: var(--ink);
    outline: none;
    transition: border-color var(--t-fast), box-shadow var(--t-fast), background var(--t-fast);
}
.inquiry-form input::placeholder,
.inquiry-form textarea::placeholder { color: var(--muted-2); }
.inquiry-form input:hover,
.inquiry-form textarea:hover,
.inquiry-form select:hover { border-color: var(--muted-2); }
.inquiry-form input:focus,
.inquiry-form textarea:focus,
.inquiry-form select:focus {
    border-color: var(--brand);
    box-shadow: 0 0 0 3px rgba(3,109,183,.14);
}
.inquiry-form textarea { resize: vertical; min-height: 128px; line-height: 1.8; }
.inquiry-form select {
    appearance: none;
    -webkit-appearance: none;
    padding-right: 40px;
    cursor: pointer;
}
.btn .btn-text { display: inline-flex; align-items: center; gap: 9px; }

/* FAQ */
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q {
    width: 100%;
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
    padding: 20px 0;
    font-size: .98rem;
    font-weight: 700;
    color: var(--ink);
    text-align: left;
    transition: color var(--t-fast);
}
.faq-q:hover { color: var(--brand); }
.faq-q svg { flex-shrink: 0; transition: transform var(--t); }
.faq-item.open .faq-q svg { transform: rotate(180deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height var(--t); }
.faq-a p { padding-bottom: 20px; font-size: .91rem; color: var(--muted); }

/* ============ 15. CTA ============ */
.cta-band {
    position: relative;
    overflow: hidden;
    background: var(--ink);
    color: #fff;
    padding: 96px 0;
}
.cta-band::before {
    content: '';
    position: absolute; inset: 0;
    background: radial-gradient(circle at 82% 30%, rgba(245,130,31,.30), transparent 42%),
                radial-gradient(circle at 12% 90%, rgba(53,201,180,.20), transparent 45%);
}
.cta-inner { position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.cta-title { color: #fff; font-size: clamp(1.8rem, 3.6vw, 2.9rem); margin-bottom: 12px; }
.cta-desc { color: rgba(255,255,255,.72); max-width: 560px; }
.cta-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* ============ 16. Footer ============ */
.site-footer { background: var(--ink); color: rgba(255,255,255,.62); padding: 76px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 46px; padding-bottom: 56px; }
.footer-brand .logo-text { color: #fff; margin-bottom: 16px; }
.footer-logo img { height: 38px; width: auto; }
.footer-slogan { font-family: var(--font-display); font-size: 1.02rem; color: #fff; font-weight: 700; margin-bottom: 12px; }
.footer-desc { font-size: .87rem; line-height: 1.85; max-width: 320px; }
.footer-col h4 { color: #fff; font-size: .95rem; margin-bottom: 20px; }
.footer-col li { margin-bottom: 11px; }
.footer-col a { font-size: .88rem; transition: color var(--t-fast), padding-left var(--t-fast); display: inline-block; }
.footer-col a:hover { color: var(--accent-y); padding-left: 5px; }
.footer-contact li { display: flex; gap: 10px; align-items: flex-start; font-size: .87rem; margin-bottom: 14px; }
.footer-contact svg { flex-shrink: 0; margin-top: 4px; color: var(--accent); }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.1);
    padding: 22px 0;
    display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
    font-size: .8rem;
    color: rgba(255,255,255,.42);
}
.footer-bottom a:hover { color: var(--accent-y); }

/* ============ 17. FAB & Toast ============ */
.floating-actions {
    position: fixed;
    right: 26px; bottom: 30px;
    z-index: 250;
    display: flex;
    flex-direction: column;
    gap: 10px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(16px);
    transition: opacity var(--t), transform var(--t), visibility var(--t);
}
.floating-actions.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.fab-btn {
    width: 48px; height: 48px;
    border-radius: 50%;
    background: var(--ink);
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    box-shadow: var(--sh-2);
    transition: background var(--t-fast), transform var(--t-fast), box-shadow var(--t-fast);
}
.fab-btn:hover { background: var(--brand); transform: translateY(-4px) rotate(-8deg); box-shadow: var(--sh-brand); }
.fab-btn svg { width: 20px; height: 20px; }

.toast {
    position: fixed;
    left: 50%; top: 28px;
    transform: translate(-50%, -24px);
    background: var(--ink);
    color: #fff;
    padding: 13px 26px;
    border-radius: var(--r-sm);
    font-size: .9rem;
    font-weight: 600;
    box-shadow: var(--sh-3);
    z-index: 900;
    opacity: 0;
    transition: opacity var(--t), transform var(--t);
    pointer-events: none;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.error { background: #D85A30; }
.toast.success { background: #1D9E75; }

/* ============ 18. Scroll Reveal ============ */
.rv { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.rv.in { opacity: 1; transform: translateY(0); }
.rv-1 { transition-delay: .08s; } .rv-2 { transition-delay: .16s; }
.rv-3 { transition-delay: .24s; } .rv-4 { transition-delay: .32s; }
.rv-5 { transition-delay: .4s; }  .rv-6 { transition-delay: .48s; }

/* 文字逐字揭示 */
.split-char { display: inline-block; opacity: 0; transform: translateY(.55em) rotateX(-50deg); transform-origin: bottom; transition: opacity .6s var(--ease), transform .6s var(--ease); }
.split-in .split-char { opacity: 1; transform: none; }

/* 递增显现 */
.stagger-in > * { opacity: 0; transform: translateY(20px); }
.stagger-in.on > * { animation: staggerUp .7s var(--ease) forwards; }
.stagger-in.on > *:nth-child(1) { animation-delay: .05s; }
.stagger-in.on > *:nth-child(2) { animation-delay: .13s; }
.stagger-in.on > *:nth-child(3) { animation-delay: .21s; }
.stagger-in.on > *:nth-child(4) { animation-delay: .29s; }
.stagger-in.on > *:nth-child(5) { animation-delay: .37s; }
.stagger-in.on > *:nth-child(6) { animation-delay: .45s; }
.stagger-in.on > *:nth-child(7) { animation-delay: .53s; }
.stagger-in.on > *:nth-child(8) { animation-delay: .61s; }
.stagger-in.on > *:nth-child(9) { animation-delay: .69s; }
.stagger-in.on > *:nth-child(10) { animation-delay: .77s; }
.stagger-in.on > *:nth-child(11) { animation-delay: .85s; }
.stagger-in.on > *:nth-child(12) { animation-delay: .93s; }

/* ============ 19. Keyframes ============ */
@keyframes fadeIn { from { opacity: 0 } to { opacity: 1 } }
@keyframes modalUp { from { opacity: 0; transform: translateY(30px) } to { opacity: 1; transform: translateY(0) } }
@keyframes staggerUp { from { opacity: 0; transform: translateY(20px) } to { opacity: 1; transform: none } }
@keyframes kenburns { from { transform: scale(1) translate(0,0) } to { transform: scale(1.09) translate(-1.4%, -1%) } }
@keyframes marquee { from { transform: translateX(0) } to { transform: translateX(-50%) } }
@keyframes filmScroll { from { transform: translateX(0) } to { transform: translateX(-50%) } }
@keyframes perfMove { from { background-position: 0 0 } to { background-position: 34px 0 } }
@keyframes pulseRing { 0% { box-shadow: 0 0 0 0 rgba(53,201,180,.55) } 70% { box-shadow: 0 0 0 9px rgba(53,201,180,0) } 100% { box-shadow: 0 0 0 0 rgba(53,201,180,0) } }
@keyframes ripple { 0% { transform: scale(1); opacity: .8 } 100% { transform: scale(1.75); opacity: 0 } }
@keyframes underlineIn { to { transform: scaleX(1) } }
@keyframes iconDraw { from { stroke-dashoffset: 90 } to { stroke-dashoffset: 0 } }
@keyframes pinBounce { 0%,100% { transform: rotate(-45deg) translateY(0) } 50% { transform: rotate(-45deg) translateY(-7px) } }

/* ============ 20. Responsive ============ */
@media (max-width: 1180px) {
    .container { padding: 0 24px; }
    :root { --sec-y: 92px; }
    .biz-grid { grid-template-columns: repeat(2, 1fr); }
    .case-grid-masonry { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .core-grid { grid-template-columns: repeat(3, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
    .mosaic-item:nth-child(1) { grid-column: span 12; }
    .mosaic-item:nth-child(2),
    .mosaic-item:nth-child(3) { grid-column: span 6; }
    .mosaic-item:nth-child(4),
    .mosaic-item:nth-child(5),
    .mosaic-item:nth-child(6) { grid-column: span 4; }
}

@media (max-width: 980px) {
    :root { --header-h: 72px; --sec-y: 78px; }
    .main-nav { display: none; }
    .header-actions { margin-left: auto; }
    .menu-toggle { display: flex; }
    .header-actions .btn { display: none; }
    .search-toggle-mobile { display: none; }
    .about-intro { grid-template-columns: 1fr; gap: 40px; }
    .vm-grid { grid-template-columns: 1fr; }
    .contact-layout { grid-template-columns: 1fr; gap: 40px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .stat-cell:nth-child(2) { border-right: none; }
    .stat-cell:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
    .case-nav { grid-template-columns: 1fr; }
    .case-nav-item.next { text-align: left; }
    .cta-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 720px) {
    :root { --sec-y: 62px; }
    body { font-size: 14.5px; }
    .container, .container-narrow { padding: 0 18px; }
    .logo img { height: 40px; }
    .hero { min-height: auto; padding: calc(var(--header-h) + 56px) 0 110px; }
    .hero-actions .btn { flex: 1; min-width: 140px; }
    .biz-grid { grid-template-columns: 1fr; }
    .case-grid-masonry,
    .case-grid-masonry[data-items="1"],
    .case-grid-masonry[data-items="2"] { grid-template-columns: 1fr; max-width: none; }
    .core-grid { grid-template-columns: repeat(2, 1fr); }
    .contact-cards { grid-template-columns: 1fr; }
    .form-card { padding: 26px 20px; }
    .form-row { grid-template-columns: 1fr; gap: 0; }
    .footer-grid { grid-template-columns: 1fr; gap: 30px; }
    .footer-bottom { flex-direction: column; align-items: flex-start; gap: 6px; }
    .page-hero { padding: calc(var(--header-h) + 74px) 0 66px; }
    .mosaic-item:nth-child(1),
    .mosaic-item:nth-child(2),
    .mosaic-item:nth-child(3),
    .mosaic-item:nth-child(4),
    .mosaic-item:nth-child(5),
    .mosaic-item:nth-child(6) { grid-column: span 12; }
    .spirit-box { padding: 54px 24px; }
    .vm-card { padding: 34px 26px; min-height: auto; }
    .search-modal-content { margin-top: 10vh; }
    .search-modal-inner { padding: 26px 20px; }
    .floating-actions { right: 16px; bottom: 20px; }
    .film-cell { width: 180px; height: 120px; }
    .sec-head { margin-bottom: 38px; }
    .stat-cell { padding: 30px 8px; }
    .stat-num { font-size: 1.85rem; }
    .stat-label { font-size: .76rem; letter-spacing: 0; }
}

@media (max-width: 420px) {
    .core-grid { grid-template-columns: 1fr; }
    .btn { width: 100%; }
    .hero-actions { flex-direction: column; }
}

/* 精选案例自适应版式在窄屏一律单列堆叠 */
@media (max-width: 980px) {
    .case-mosaic[data-items] { grid-template-columns: 1fr; }
    .case-mosaic[data-items] .mosaic-item { grid-column: auto; aspect-ratio: 16/10; }
}

/* ============ 21. Motion / Print ============ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .001ms !important;
        scroll-behavior: auto !important;
    }
    .rv { opacity: 1; transform: none; }
    .split-char { opacity: 1; transform: none; }
    .stagger-in > * { opacity: 1; transform: none; }
}

/* ============ 22. 滚动后头部反色（浅色底 + 深色字） ============ */
.site-header.scrolled .nav-link { color: var(--ink); }
.site-header.scrolled .nav-link:hover,
.site-header.scrolled .nav-link.active { color: var(--brand); }
.site-header.scrolled .logo-text { color: var(--ink); }
.site-header.scrolled .icon-btn { color: var(--ink); }
.site-header.scrolled .menu-toggle .bar { background: var(--ink); }
.site-header.scrolled::before { background: rgba(255,255,255,.94); }

/* ============ 23. 按钮加载态 ============ */
.btn .btn-loading { display: none; }
.btn .btn-loading::after {
    content: '';
    display: inline-block;
    width: 14px; height: 14px;
    border: 2px solid rgba(255,255,255,.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin .7s linear infinite;
    vertical-align: -2px;
    margin-right: 8px;
}
.btn-outline .btn-loading::after, .btn-soft .btn-loading::after { border-color: rgba(0,0,0,.25); border-top-color: currentColor; }
@keyframes spin { to { transform: rotate(360deg) } }

/* ============ 24. 分页 ============ */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 56px;
    flex-wrap: wrap;
}
.page-btn {
    min-width: 42px;
    height: 42px;
    padding: 0 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--line);
    border-radius: var(--r-sm);
    font-size: .88rem;
    font-weight: 700;
    color: var(--body);
    transition: all var(--t-fast);
}
.page-btn:hover { border-color: var(--brand); color: var(--brand); transform: translateY(-2px); }
.page-btn.active { background: var(--ink); border-color: var(--ink); color: #fff; }
.page-btn.disabled { opacity: .38; pointer-events: none; }
.page-info { font-size: .85rem; color: var(--muted); padding: 0 12px; }
.page-dots { color: var(--muted-2); padding: 0 2px; }

/* ============ 25. 空状态 ============ */
.empty-state {
    text-align: center;
    padding: 96px 20px;
    border: 1px dashed var(--line-2);
    border-radius: var(--r-lg);
    background: var(--paper);
}
.empty-state svg { color: var(--muted-2); margin-bottom: 16px; }
.empty-state p { color: var(--muted); font-size: .95rem; margin-bottom: 18px; }

/* ============ 26. 列表页布局（案例 + 侧栏） ============ */
.list-layout { display: grid; grid-template-columns: 1fr 300px; gap: 46px; align-items: start; }
.side-widget {
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 26px 24px;
    background: #fff;
    position: sticky;
    top: calc(var(--header-h) + 24px);
}
.side-title {
    font-size: .95rem;
    padding-bottom: 14px;
    margin-bottom: 14px;
    border-bottom: 1px solid var(--line);
    display: flex;
    align-items: center;
    gap: 8px;
}
.side-title::before { content: ''; width: 4px; height: 16px; background: var(--accent); border-radius: 2px; }
.side-list li { margin-bottom: 2px; }
.side-list a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 10px 14px;
    border-radius: var(--r-sm);
    font-size: .89rem;
    color: var(--body);
    transition: all var(--t-fast);
}
.side-list a:hover { background: var(--accent-wash); color: var(--accent-d); padding-left: 18px; }
.side-list a.active { background: var(--ink); color: #fff; }
.side-list .cnt { font-size: .76rem; color: var(--muted-2); }
.side-list a.active .cnt { color: rgba(255,255,255,.6); }

/* ============ 27. 相关案例 ============ */
.related-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.related-card {
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    overflow: hidden;
    background: #fff;
    transition: all var(--t);
}
.related-card:hover { transform: translateY(-6px); box-shadow: var(--sh-2); border-color: transparent; }
.related-card-img { aspect-ratio: 16/10; overflow: hidden; background: var(--ink); }
.related-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease); }
.related-card:hover .related-card-img img { transform: scale(1.08); }
.related-card-body { padding: 14px 16px 16px; }
.related-card-title { font-size: .94rem; margin-bottom: 6px; }
.related-card:hover .related-card-title { color: var(--accent-d); }
.related-card-cat { font-size: .74rem; color: var(--accent); font-weight: 700; }

/* ============ 28. 通用小工具 ============ */
.tag-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 13px;
    border-radius: var(--r-pill);
    background: var(--accent-wash);
    color: var(--accent-d);
    font-size: .78rem;
    font-weight: 700;
}
.tag-pill.ink { background: rgba(255,255,255,.12); color: rgba(255,255,255,.85); }
.divider-wave { height: 54px; background: var(--paper); position: relative; overflow: hidden; }
.divider-wave::before {
    content: '';
    position: absolute; left: -5%; top: 50%;
    width: 110%; height: 80px;
    background: var(--white);
    border-radius: 50% 50% 0 0 / 100% 100% 0 0;
    transform: translateY(50%);
}
.bg-texture {
    position: absolute; inset: 0;
    opacity: .035;
    background-image:
        repeating-linear-gradient(45deg, #fff 0 1px, transparent 1px 9px);
    pointer-events: none;
}
.float-badge {
    position: absolute;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: rgba(255,255,255,.96);
    color: var(--ink);
    font-size: .82rem;
    font-weight: 700;
    border-radius: var(--r-sm);
    box-shadow: var(--sh-2);
    animation: floatY 4.2s var(--ease-io) infinite;
}
.float-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
@keyframes floatY { 0%,100% { transform: translateY(0) } 50% { transform: translateY(-10px) } }

/* 搜索结果页 */
.search-head-box {
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    padding: 30px 34px;
    background: #fff;
    margin-bottom: 40px;
}
.search-big-input {
    width: 100%;
    border: none;
    outline: none;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--ink);
    background: transparent;
}
.search-big-input::placeholder { color: var(--muted-2); font-weight: 400; }

/* 404 */
.err-wrap { text-align: center; padding: 120px 20px 140px; }
.err-code {
    font-family: var(--font-en);
    font-size: clamp(5rem, 16vw, 11rem);
    font-weight: 800;
    line-height: .9;
    background: var(--g-rainbow);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}
.err-title { font-size: clamp(1.4rem, 3vw, 2rem); margin: 18px 0 12px; }
.err-desc { color: var(--muted); max-width: 460px; margin: 0 auto 34px; }

@media (max-width: 980px) {
    .list-layout { grid-template-columns: 1fr; gap: 34px; }
    .side-widget { position: static; }
    .related-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
    .related-grid { grid-template-columns: 1fr; }
    .form-card { padding: 24px 18px; }
    .search-head-box { padding: 22px 20px; }
}

/* ============ 29. 打印 ============ */
@media print {
    .site-header, .floating-actions, .filter-bar, .anchor-bar, .hero-marquee { display: none !important; }
    body { background: #fff; }
}

/* ============ 30. 隐藏 ThinkPHP 调试浮层（仅开发环境出现） ============ */
#think_page_trace,
#think_page_trace_tab,
#think_page_trace_open,
#think_page_trace_close { display: none !important; }