@charset "UTF-8";
/* ==========================================================
   大连四九仙宗品牌策划有限公司 — 官网样式
   品牌色取自 Logo：金 #C69760 / 墨 #0B0B0D / 纸白 #FAF8F5
   ========================================================== */

:root {
  --ink: #0B0B0D;
  --ink-2: #131317;
  --ink-3: #1B1B21;
  --gold: #C69760;
  --gold-lt: #E2C291;
  --gold-dk: #A0783C;
  --paper: #FAF8F5;
  --paper-2: #F3EFE8;
  --white: #FFFFFF;
  --text: #26262A;
  --muted: #6B6B73;
  --muted-lt: rgba(255, 255, 255, .62);
  --line: #E8E3D9;
  --line-dark: rgba(198, 151, 96, .26);

  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
  --font-sans: "Inter", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;

  --maxw: 1240px;
  --radius: 4px;
  --header-h: 84px;
  --ease: cubic-bezier(.22, .61, .36, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--paper);
  line-height: 1.85;
  font-size: 16px;
  letter-spacing: .02em;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }

::selection { background: var(--gold); color: var(--ink); }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }

/* ---------- 通用排版 ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-size: 12px; letter-spacing: .38em; text-transform: uppercase;
  color: var(--gold); font-weight: 500;
}
.eyebrow::before {
  content: ""; width: 34px; height: 1px; background: var(--gold); opacity: .8;
}
.eyebrow.center::after { content: ""; width: 34px; height: 1px; background: var(--gold); opacity: .8; }

.section { padding: 120px 0; }
.section--paper { background: var(--paper); }
.section--tint { background: var(--paper-2); }
.section--dark { background: var(--ink); color: rgba(255, 255, 255, .82); }

.section-head { max-width: 760px; margin: 0 auto 64px; text-align: center; }
.section-head--left { margin-left: 0; text-align: left; }
.section-head h2 {
  font-family: var(--font-serif);
  font-size: clamp(28px, 3.6vw, 42px);
  line-height: 1.4; font-weight: 600; color: var(--ink);
  margin: 18px 0 18px; letter-spacing: .04em;
}
.section-head p { color: var(--muted); font-size: 16px; }
.section--dark .section-head h2 { color: var(--white); }
.section--dark .section-head p { color: var(--muted-lt); }

.divider-gold { width: 56px; height: 2px; background: linear-gradient(90deg, var(--gold), transparent); margin: 24px 0; }
.section-head .divider-gold { margin: 22px auto; }
.section-head--left .divider-gold { margin-left: 0; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 15px 34px; font-size: 15px; letter-spacing: .08em; font-weight: 500;
  border-radius: 2px; transition: all .35s var(--ease); position: relative; overflow: hidden;
}
.btn-gold { background: linear-gradient(120deg, var(--gold-dk), var(--gold) 45%, var(--gold-lt)); color: var(--ink); }
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(198, 151, 96, .34); }
.btn-outline { border: 1px solid rgba(198, 151, 96, .7); color: var(--gold); }
.btn-outline:hover { background: var(--gold); color: var(--ink); }
.btn-light { border: 1px solid rgba(255, 255, 255, .38); color: #fff; }
.btn-light:hover { background: #fff; color: var(--ink); }
.btn-sm { padding: 11px 22px; font-size: 14px; }
.btn .arrow { transition: transform .35s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

/* ---------- Header ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background .4s var(--ease), box-shadow .4s var(--ease), backdrop-filter .4s;
}
.site-header.is-scrolled {
  background: rgba(11, 11, 13, .93);
  backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 rgba(198, 151, 96, .22);
}
.header-inner {
  height: var(--header-h);
  display: flex; align-items: center; justify-content: space-between; gap: 30px;
}
.brand img { height: 46px; width: auto; }
.nav { display: flex; align-items: center; gap: 40px; margin-left: auto; }
.nav a {
  position: relative; font-size: 15px; color: rgba(255, 255, 255, .84);
  letter-spacing: .1em; padding: 6px 0; transition: color .3s;
}
.nav a::after {
  content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 1px;
  background: var(--gold); transition: width .35s var(--ease);
}
.nav a:hover { color: var(--gold-lt); }
.nav a:hover::after, .nav a.active::after { width: 100%; }
.nav a.active { color: var(--gold); }

.nav-toggle { display: none; width: 44px; height: 44px; position: relative; }
.nav-toggle span {
  position: absolute; left: 10px; width: 24px; height: 1.5px; background: #fff;
  transition: all .35s var(--ease);
}
.nav-toggle span:nth-child(1) { top: 16px; }
.nav-toggle span:nth-child(2) { top: 22px; }
.nav-toggle span:nth-child(3) { top: 28px; }
.nav-toggle.is-open span:nth-child(1) { top: 22px; transform: rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { top: 22px; transform: rotate(-45deg); }

.mobile-nav {
  position: fixed; inset: var(--header-h) 0 auto 0; z-index: 99;
  background: rgba(11, 11, 13, .98); backdrop-filter: blur(16px);
  border-top: 1px solid var(--line-dark);
  transform: translateY(-12px); opacity: 0; visibility: hidden;
  transition: all .35s var(--ease); padding: 16px 0 30px;
}
.mobile-nav.is-open { transform: translateY(0); opacity: 1; visibility: visible; }
.mobile-nav a {
  display: block; padding: 16px 28px; color: rgba(255, 255, 255, .86);
  border-bottom: 1px solid rgba(255, 255, 255, .06); letter-spacing: .1em;
}
.mobile-nav a.active, .mobile-nav a:hover { color: var(--gold); }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 100vh; display: flex; align-items: center;
  background: var(--ink); overflow: hidden; padding: 140px 0 90px;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(900px 620px at 78% 18%, rgba(198, 151, 96, .22), transparent 62%),
    radial-gradient(700px 520px at 8% 82%, rgba(198, 151, 96, .10), transparent 60%);
}
.hero::after {
  content: ""; position: absolute; inset: 0; opacity: .5;
  background-image: linear-gradient(rgba(255, 255, 255, .028) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255, 255, 255, .028) 1px, transparent 1px);
  background-size: 84px 84px;
  mask-image: radial-gradient(circle at 50% 40%, #000 30%, transparent 78%);
  -webkit-mask-image: radial-gradient(circle at 50% 40%, #000 30%, transparent 78%);
}
.hero .container { position: relative; z-index: 2; }
.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(34px, 5.6vw, 66px); line-height: 1.35; font-weight: 600;
  color: #fff; letter-spacing: .04em; margin: 26px 0 26px;
}
.hero-title .hl { color: var(--gold-lt); }
.hero-sub {
  color: rgba(255, 255, 255, .74); font-size: clamp(15px, 1.5vw, 18px);
  max-width: 640px; line-height: 2;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 44px; }
.hero-meta {
  margin-top: 62px; padding-top: 26px; border-top: 1px solid rgba(255, 255, 255, .12);
  display: flex; flex-wrap: wrap; gap: 14px 40px; color: rgba(255, 255, 255, .6); font-size: 14px;
}
.hero-meta span { display: inline-flex; align-items: center; gap: 9px; }
.hero-meta span::before { content: ""; width: 5px; height: 5px; background: var(--gold); transform: rotate(45deg); }

.hero-vertical {
  position: absolute; right: 5%; top: 50%; transform: translateY(-50%);
  writing-mode: vertical-rl; font-family: var(--font-serif);
  color: rgba(198, 151, 96, .3); font-size: 15px; letter-spacing: .55em; z-index: 2;
}

/* ---------- 数据条 ---------- */
.stats {
  display: grid; grid-template-columns: repeat(5, 1fr);
  background: var(--ink-2); border-top: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark);
}
.stat { padding: 54px 18px; text-align: center; border-right: 1px solid rgba(255, 255, 255, .07); }
.stat:last-child { border-right: none; }
.stat-num {
  font-family: var(--font-serif); font-size: clamp(34px, 4vw, 50px); font-weight: 600;
  color: var(--gold-lt); line-height: 1.1; letter-spacing: .02em;
}
.stat-num .unit { font-size: .5em; margin-left: 3px; color: var(--gold); }
.stat-label { margin-top: 12px; color: rgba(255, 255, 255, .58); font-size: 13.5px; letter-spacing: .12em; }
.stat-sub { display: block; margin-top: 5px; font-size: 11px; letter-spacing: .06em; color: rgba(255, 255, 255, .34); }

/* ---------- 卡片 ---------- */
.grid { display: grid; gap: 28px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-6 { grid-template-columns: repeat(3, 1fr); }

.card {
  background: var(--white); border: 1px solid var(--line); padding: 40px 34px;
  transition: all .45s var(--ease); position: relative; overflow: hidden;
}
.card::before {
  content: ""; position: absolute; left: 0; top: 0; width: 0; height: 2px;
  background: linear-gradient(90deg, var(--gold-dk), var(--gold-lt)); transition: width .5s var(--ease);
}
.card:hover { transform: translateY(-6px); box-shadow: 0 22px 48px rgba(26, 24, 20, .10); border-color: rgba(198, 151, 96, .4); }
.card:hover::before { width: 100%; }
.card-num {
  font-family: var(--font-serif); font-size: 15px; color: var(--gold);
  letter-spacing: .2em; margin-bottom: 16px;
}
.card h3 { font-family: var(--font-serif); font-size: 21px; font-weight: 600; margin-bottom: 14px; color: var(--ink); letter-spacing: .04em; }
.card p { color: var(--muted); font-size: 14.5px; line-height: 1.95; }
.card-list { margin-top: 18px; }
.card-list li {
  position: relative; padding-left: 18px; color: var(--muted);
  font-size: 14px; line-height: 2.1;
}
.card-list li::before {
  content: ""; position: absolute; left: 0; top: 13px; width: 5px; height: 5px;
  background: var(--gold); transform: rotate(45deg);
}

.card-dark { background: var(--ink-3); border-color: rgba(255, 255, 255, .08); }
.card-dark h3 { color: var(--white); }
.card-dark p, .card-dark .card-list li { color: var(--muted-lt); }

/* ---------- 图片 / 照片墙 ---------- */
.photo-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.photo {
  position: relative; overflow: hidden; background: var(--ink);
  border: 1px solid var(--line);
}
.photo img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.photo:hover img { transform: scale(1.05); }
.photo figcaption {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 18px 20px;
  background: linear-gradient(transparent, rgba(11, 11, 13, .86));
  color: #fff; font-size: 13.5px; letter-spacing: .08em;
}
.photo--wide { grid-column: span 2; }

/* ---------- 时间线 ---------- */
.timeline { position: relative; padding-left: 34px; }
.timeline::before {
  content: ""; position: absolute; left: 6px; top: 8px; bottom: 8px; width: 1px;
  background: linear-gradient(180deg, var(--gold), rgba(198, 151, 96, .12));
}
.tl-item { position: relative; padding-bottom: 44px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: ""; position: absolute; left: -34px; top: 8px; width: 13px; height: 13px;
  border: 1px solid var(--gold); background: var(--paper); transform: rotate(45deg);
}
.tl-year { font-family: var(--font-serif); font-size: 23px; color: var(--gold); letter-spacing: .08em; }
.tl-item h4 { font-size: 17px; font-weight: 600; margin: 6px 0 8px; color: var(--ink); letter-spacing: .04em; }
.tl-item p { color: var(--muted); font-size: 14.5px; max-width: 720px; }

/* ---------- 信息表 ---------- */
.info-table { width: 100%; border-collapse: collapse; background: var(--white); border: 1px solid var(--line); }
.info-table th, .info-table td { padding: 18px 24px; text-align: left; font-size: 14.5px; border-bottom: 1px solid var(--line); vertical-align: top; }
.info-table th { width: 190px; color: var(--muted); font-weight: 400; background: var(--paper-2); letter-spacing: .06em; }
.info-table tr:last-child th, .info-table tr:last-child td { border-bottom: none; }
.info-table td { color: var(--text); }

/* ---------- 流程 ---------- */
.flow { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; }
.flow-step { position: relative; padding: 34px 22px; text-align: center; }
.flow-step + .flow-step::before {
  content: ""; position: absolute; left: 0; top: 50%; width: 1px; height: 40px;
  transform: translateY(-50%); background: linear-gradient(180deg, transparent, var(--line), transparent);
}
.flow-step .n {
  width: 54px; height: 54px; margin: 0 auto 18px; border: 1px solid var(--gold);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-family: var(--font-serif); color: var(--gold); font-size: 18px; background: var(--white);
}
.flow-step h4 { font-size: 16px; font-weight: 600; color: var(--ink); margin-bottom: 8px; }
.flow-step p { font-size: 13.5px; color: var(--muted); }

/* ---------- 职位 ---------- */
.job-card { background: var(--white); border: 1px solid var(--line); margin-bottom: 22px; overflow: hidden; }
.job-head {
  display: flex; align-items: center; justify-content: space-between; gap: 22px;
  padding: 30px 34px; cursor: pointer; transition: background .3s;
}
.job-head:hover { background: var(--paper-2); }
.job-title h3 { font-family: var(--font-serif); font-size: 22px; font-weight: 600; color: var(--ink); letter-spacing: .04em; }
.job-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.tag {
  font-size: 12.5px; padding: 4px 13px; border: 1px solid rgba(198, 151, 96, .45);
  color: var(--gold-dk); letter-spacing: .06em; background: rgba(198, 151, 96, .06);
}
.job-toggle { width: 32px; height: 32px; border: 1px solid var(--line); border-radius: 50%; flex: none; position: relative; transition: all .35s var(--ease); }
.job-toggle::before, .job-toggle::after {
  content: ""; position: absolute; left: 50%; top: 50%; background: var(--gold); transform: translate(-50%, -50%);
}
.job-toggle::before { width: 12px; height: 1.5px; }
.job-toggle::after { width: 1.5px; height: 12px; transition: transform .35s var(--ease); }
.job-card.is-open .job-toggle { background: var(--gold); border-color: var(--gold); }
.job-card.is-open .job-toggle::before { background: var(--ink); }
.job-card.is-open .job-toggle::after { transform: translate(-50%, -50%) scaleY(0); }
.job-body { max-height: 0; overflow: hidden; transition: max-height .55s var(--ease); }
.job-body-inner { padding: 6px 34px 34px; border-top: 1px solid var(--line); }
.job-body h5 { font-size: 15px; color: var(--ink); margin: 24px 0 12px; letter-spacing: .06em; display: flex; align-items: center; gap: 10px; }
.job-body h5::before { content: ""; width: 4px; height: 14px; background: var(--gold); }
.job-body ul li { position: relative; padding-left: 20px; color: var(--muted); font-size: 14.5px; line-height: 2.05; }
.job-body ul li::before { content: ""; position: absolute; left: 4px; top: 14px; width: 4px; height: 4px; background: var(--gold); border-radius: 50%; }
.job-apply { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 14px; }

/* ---------- 福利 ---------- */
.benefit {
  display: flex; gap: 18px; align-items: flex-start; padding: 26px 0; border-bottom: 1px solid var(--line);
}
.benefit .ic {
  width: 44px; height: 44px; flex: none; border: 1px solid rgba(198, 151, 96, .45);
  display: flex; align-items: center; justify-content: center; color: var(--gold);
}
.benefit h4 { font-size: 16px; color: var(--ink); margin-bottom: 6px; font-weight: 600; }
.benefit p { font-size: 14px; color: var(--muted); }

/* ---------- 联系 ---------- */
.contact-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 34px; }
.contact-card {
  background: var(--white); border: 1px solid var(--line); padding: 34px;
  display: flex; gap: 20px; align-items: flex-start;
}
.contact-card .ic {
  width: 46px; height: 46px; flex: none; border: 1px solid rgba(198, 151, 96, .45);
  display: flex; align-items: center; justify-content: center; color: var(--gold);
}
.contact-card h4 { font-size: 14px; color: var(--muted); font-weight: 400; letter-spacing: .12em; margin-bottom: 6px; }
.contact-card .val { font-family: var(--font-serif); font-size: 19px; color: var(--ink); letter-spacing: .03em; }
.contact-card .note { font-size: 13px; color: var(--muted); margin-top: 8px; }

.map-box {
  position: relative; background: var(--ink); border: 1px solid var(--line);
  min-height: 380px; display: flex; align-items: flex-end; overflow: hidden;
}
.map-box img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .5; }
.map-info { position: relative; z-index: 2; padding: 30px 34px; color: #fff; width: 100%; background: linear-gradient(transparent, rgba(11, 11, 13, .9)); }
.map-info h4 { font-family: var(--font-serif); font-size: 20px; margin-bottom: 8px; }
.map-info p { font-size: 14px; color: rgba(255, 255, 255, .7); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 13.5px; color: var(--muted); margin-bottom: 8px; letter-spacing: .06em; }
.field input, .field textarea, .field select {
  width: 100%; padding: 14px 16px; border: 1px solid var(--line); background: var(--white);
  font-family: inherit; font-size: 15px; color: var(--text); outline: none; transition: border-color .3s;
}
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--gold); }
.field textarea { min-height: 130px; resize: vertical; }
.form-note { font-size: 13px; color: var(--muted); margin-top: 6px; }

/* ---------- CTA ---------- */
.cta-band {
  position: relative; padding: 96px 0; text-align: center; color: #fff; overflow: hidden;
  background: linear-gradient(120deg, #0B0B0D, #1C1B18 55%, #100F0D);
}
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(700px 340px at 50% 0%, rgba(198, 151, 96, .26), transparent 70%);
}
.cta-band .container { position: relative; z-index: 2; }
.cta-band h2 { font-family: var(--font-serif); font-size: clamp(26px, 3.4vw, 40px); font-weight: 600; letter-spacing: .05em; }
.cta-band p { color: rgba(255, 255, 255, .68); margin: 18px 0 36px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: rgba(255, 255, 255, .6); padding: 78px 0 0; }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.1fr; gap: 40px; padding-bottom: 54px; }
.footer-brand img { height: 44px; margin-bottom: 22px; }
.footer-brand p { font-size: 14px; line-height: 2; max-width: 320px; }
.footer-col h5 { color: #fff; font-size: 15px; margin-bottom: 20px; letter-spacing: .1em; font-weight: 500; }
.footer-col li { margin-bottom: 12px; font-size: 14px; }
.footer-col a:hover { color: var(--gold-lt); }
.footer-contact li { display: flex; gap: 10px; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .08); padding: 26px 0 34px;
  font-size: 13px; color: rgba(255, 255, 255, .42);
}
.footer-bottom .fb-inner { display: flex; flex-wrap: wrap; gap: 10px 28px; justify-content: space-between; }
.footer-bottom a:hover { color: var(--gold-lt); }
.legal-note { margin-top: 14px; font-size: 12px; color: rgba(255, 255, 255, .3); line-height: 1.9; }

/* ---------- 页面内页 Hero ---------- */
.page-hero {
  position: relative; padding: 190px 0 100px; background: var(--ink); overflow: hidden; text-align: left;
}
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(760px 460px at 80% 10%, rgba(198, 151, 96, .2), transparent 62%);
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 {
  font-family: var(--font-serif); font-size: clamp(30px, 4.4vw, 52px); color: #fff;
  font-weight: 600; letter-spacing: .06em; margin: 20px 0 18px; line-height: 1.4;
}
.page-hero p { color: rgba(255, 255, 255, .7); max-width: 680px; font-size: 16px; }
.breadcrumb { font-size: 13px; color: rgba(255, 255, 255, .45); letter-spacing: .1em; }
.breadcrumb a:hover { color: var(--gold-lt); }

/* ---------- 两栏图文 ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.split-media { position: relative; }
.split-media img { width: 100%; border: 1px solid var(--line); }
.split-media::after {
  content: ""; position: absolute; right: -18px; bottom: -18px; width: 62%; height: 62%;
  border: 1px solid var(--gold); opacity: .35; z-index: -1;
}
.split-text h3 { font-family: var(--font-serif); font-size: clamp(22px, 2.6vw, 32px); color: var(--ink); font-weight: 600; margin-bottom: 20px; letter-spacing: .04em; }
.split-text p { color: var(--muted); margin-bottom: 16px; }

/* ---------- 资质墙 ---------- */
.cert-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.cert {
  background: var(--white); border: 1px solid var(--line); padding: 18px; text-align: center;
  transition: all .4s var(--ease);
}
.cert:hover { transform: translateY(-4px); box-shadow: 0 18px 40px rgba(26, 24, 20, .1); border-color: rgba(198, 151, 96, .4); }
.cert img { width: 100%; height: auto; object-fit: contain; border: 1px solid var(--line); }
.cert span { display: block; margin-top: 16px; font-size: 14px; color: var(--muted); letter-spacing: .06em; }

/* ---------- 产品展示 ---------- */
.product-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; }
.product {
  background: var(--white); border: 1px solid var(--line); overflow: hidden;
  transition: all .45s var(--ease);
}
.product:hover { transform: translateY(-5px); box-shadow: 0 22px 46px rgba(26, 24, 20, .1); }
.product img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.product-info { padding: 26px 30px 30px; }
.product-info h4 { font-family: var(--font-serif); font-size: 19px; color: var(--ink); margin-bottom: 10px; }
.product-info p { font-size: 14px; color: var(--muted); }
.product-meta { margin-top: 16px; font-size: 12.5px; color: var(--gold-dk); letter-spacing: .06em; }

/* ---------- 提示条 ---------- */
.notice {
  display: flex; gap: 14px; align-items: flex-start; padding: 20px 24px;
  background: rgba(198, 151, 96, .07); border-left: 2px solid var(--gold);
  font-size: 13.5px; color: var(--muted); line-height: 1.9;
}
.notice strong { color: var(--gold-dk); font-weight: 600; }
.section--dark .notice { background: rgba(198, 151, 96, .09); color: rgba(255, 255, 255, .6); }
.section--dark .notice strong { color: var(--gold-lt); }

/* ---------- 使命宣言 ---------- */
.mission-quote { max-width: 880px; margin: 0 auto; text-align: center; }
.mission-quote .q-mark {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 76px; line-height: 1; color: var(--gold); opacity: .45; display: block; margin-bottom: -14px;
}
.mission-quote blockquote {
  font-family: var(--font-serif);
  font-size: clamp(20px, 2.4vw, 30px);
  line-height: 1.85; color: var(--white); font-weight: 500; letter-spacing: .04em;
}
.mission-quote .q-src { margin-top: 26px; color: var(--muted-lt); font-size: 14px; letter-spacing: .18em; }

/* ---------- 价值观（带序号） ---------- */
.value-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.value-item {
  background: rgba(255, 255, 255, .04);
  border: 1px solid rgba(198, 151, 96, .22);
  border-radius: var(--radius);
  padding: 34px 32px; transition: border-color .4s var(--ease), background .4s var(--ease);
}
.value-item:hover { border-color: rgba(198, 151, 96, .6); background: rgba(198, 151, 96, .07); }
.value-item .v-no {
  font-family: Georgia, serif; font-size: 13px; letter-spacing: .2em;
  color: var(--gold); opacity: .85; display: block; margin-bottom: 14px;
}
.value-item h3 { font-family: var(--font-serif); font-size: 21px; color: var(--white); margin-bottom: 12px; font-weight: 500; }
.value-item p { color: var(--muted-lt); font-size: 15px; line-height: 1.9; }

/* ---------- 业务领域 / 核心竞争力（带序号卡） ---------- */
.field-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.field-card {
  position: relative; background: var(--white); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 38px 34px 34px;
  transition: transform .45s var(--ease), box-shadow .45s var(--ease), border-color .45s var(--ease);
}
.field-card:hover { transform: translateY(-5px); box-shadow: 0 18px 46px rgba(11, 11, 13, .09); border-color: var(--line-dark); }
.field-card .f-no {
  position: absolute; top: 30px; right: 32px; font-family: Georgia, serif;
  font-size: 40px; line-height: 1; color: var(--gold); opacity: .2;
}
.field-card h3 { font-family: var(--font-serif); font-size: 22px; color: var(--ink); margin-bottom: 8px; font-weight: 500; }
.field-card .f-tag { font-size: 13px; letter-spacing: .14em; color: var(--gold); margin-bottom: 16px; }
.field-card p { font-size: 15px; color: var(--muted); line-height: 1.9; }

@media (max-width: 1080px) {
  .value-grid, .field-grid { grid-template-columns: 1fr; gap: 20px; }
  .mission-quote blockquote { font-size: 20px; }
}

@media (max-width: 900px) {
  .field-card { padding: 30px 26px; }
  .field-card .f-no { top: 24px; right: 24px; font-size: 32px; }
}

/* ---------- 栏目切换 ---------- */
.sub-nav {
  display: flex; gap: 8px; flex-wrap: wrap;
  border-bottom: 1px solid var(--line); margin-bottom: 52px;
}
.sub-nav a {
  padding: 12px 20px; font-size: 15px; letter-spacing: .04em;
  color: var(--muted); border-bottom: 2px solid transparent; margin-bottom: -1px;
  transition: color .3s var(--ease), border-color .3s var(--ease);
}
.sub-nav a:hover { color: var(--ink); }
.sub-nav a.is-active { color: var(--gold-dk); border-bottom-color: var(--gold); font-weight: 600; }

/* ---------- 行业洞察：我们的判断 ---------- */
.our-take {
  margin-top: 18px; padding: 14px 18px;
  border-left: 2px solid var(--gold);
  background: rgba(198, 151, 96, .07);
  font-size: 14px; line-height: 1.9; color: var(--muted);
}
.our-take strong { color: var(--ink); font-weight: 600; }
.insight-meta {
  display: flex; gap: 22px; flex-wrap: wrap; align-items: center;
  font-size: 13px; color: var(--muted); letter-spacing: .06em;
  padding-bottom: 22px; border-bottom: 1px solid var(--line); margin-bottom: 46px;
}
.insight-meta span { position: relative; }
.insight-meta span + span::before {
  content: ""; position: absolute; left: -12px; top: 50%; width: 1px; height: 12px;
  background: var(--line); transform: translateY(-50%);
}

/* ---------- 动画 ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: .1s; }
.reveal-d2 { transition-delay: .2s; }
.reveal-d3 { transition-delay: .3s; }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .flow { grid-template-columns: repeat(3, 1fr); }
  .flow-step + .flow-step::before { display: none; }
}

@media (max-width: 900px) {
  :root { --header-h: 72px; }
  .nav { display: none; }
  .nav-toggle { display: block; }
  .header-inner .btn { display: none; }
  .section { padding: 84px 0; }
  .grid-2, .grid-3, .grid-6, .split, .contact-grid, .product-grid { grid-template-columns: 1fr; }
  .split { gap: 40px; }
  .split-media::after { display: none; }
  .photo-grid { grid-template-columns: repeat(2, 1fr); }
  .photo--wide { grid-column: span 2; }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2n) { border-right: none; }
  .stat:nth-child(1), .stat:nth-child(2), .stat:nth-child(3), .stat:nth-child(4) { border-bottom: 1px solid rgba(255, 255, 255, .07); }
  .hero-vertical { display: none; }
  .page-hero { padding: 150px 0 76px; }
  .flow { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 620px) {
  body { font-size: 15px; }
  .container { padding: 0 20px; }
  .photo-grid { grid-template-columns: 1fr; }
  .photo--wide { grid-column: span 1; }
  .cert-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .card { padding: 30px 24px; }
  .job-head { padding: 24px; flex-wrap: wrap; }
  .job-body-inner { padding: 6px 24px 28px; }
  .info-table th { width: 120px; }
  .info-table th, .info-table td { padding: 14px 16px; font-size: 14px; }
  .footer-top { grid-template-columns: 1fr; gap: 34px; }
  .hero { min-height: auto; padding: 130px 0 70px; }
  .flow { grid-template-columns: 1fr; }
}