/* ============================================================
   深圳幸福路文化有限公司官网 · 国潮编辑版
   玄青 #0B1220 / 暖金 #C9A063 / 朱砂 #A8352E / 米白 #F2EAD9
   ============================================================ */

:root {
  --ink: #0B1220;
  --navy: #0F1B2D;
  --navy-2: #142238;
  --gold: #C9A063;
  --gold-light: #E4C892;
  --gold-dark: #A67F42;
  --cinnabar: #A8352E;
  --cream: #F2EAD9;
  --text: #CBD3DF;
  --dim: #8B96A9;
  --hairline: rgba(201, 160, 99, .16);
  --serif: "Noto Serif SC", "Noto Serif CJK SC", "Songti SC", "STSong", "SimSun", serif;
  --sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --nav-h: 76px;
}

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

html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }

body {
  font-family: var(--sans);
  background: var(--ink);
  color: var(--text);
  line-height: 1.8;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--gold); text-decoration: none; transition: color .25s; }
a:hover { color: var(--gold-light); }

.container { width: min(1240px, 92%); margin: 0 auto; }

h1, h2, h3, h4 { font-family: var(--serif); color: var(--cream); font-weight: 700; }

img, svg { display: block; }

::selection { background: rgba(201, 160, 99, .35); color: #fff; }

/* ============ 全局装饰 ============ */
.progress-bar {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0;
  background: linear-gradient(90deg, var(--gold-dark), var(--gold-light));
  z-index: 200;
}

.grain {
  position: fixed;
  inset: 0;
  z-index: 150;
  pointer-events: none;
  opacity: .05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='0.6'/%3E%3C/svg%3E");
}

/* ============ 通用 ============ */
.section { padding: 120px 0; position: relative; overflow: hidden; }

.sec-watermark {
  position: absolute;
  top: 40px;
  right: -1%;
  font-family: var(--serif);
  font-size: clamp(180px, 26vw, 340px);
  line-height: 1;
  color: rgba(201, 160, 99, .045);
  pointer-events: none;
  user-select: none;
}

.sec-head {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 40px;
  align-items: end;
  margin-bottom: 70px;
  padding-bottom: 34px;
  border-bottom: 1px solid var(--hairline);
}

.sec-no {
  font-size: 13px;
  letter-spacing: .42em;
  color: var(--gold);
  margin-bottom: 18px;
}

.sec-head h2 {
  font-size: clamp(28px, 4vw, 42px);
  letter-spacing: .1em;
  line-height: 1.5;
}

.sec-head-r { color: var(--dim); font-size: 15.5px; padding-bottom: 6px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 40px;
  border-radius: 2px;
  font-size: 15.5px;
  letter-spacing: .14em;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform .3s, box-shadow .3s, background .3s;
}

.btn-gold {
  background: linear-gradient(135deg, var(--gold-light), var(--gold) 55%, var(--gold-dark));
  color: #1a1206;
  font-weight: 600;
  box-shadow: 0 10px 28px rgba(201, 160, 99, .25);
}

.btn-gold:hover { transform: translateY(-3px); box-shadow: 0 16px 36px rgba(201, 160, 99, .4); color: #1a1206; }

.btn-ghost { border-color: rgba(201, 160, 99, .5); color: var(--gold-light); }
.btn-ghost:hover { background: rgba(201, 160, 99, .1); transform: translateY(-3px); }

.btn-block { width: 100%; }

/* 滚动渐入 */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .8s ease, transform .8s cubic-bezier(.22, .8, .3, 1); }
.reveal.visible { opacity: 1; transform: none; }

/* ============ 导航栏 ============ */
.navbar {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--nav-h);
  transition: background .35s, box-shadow .35s, border-color .35s;
  border-bottom: 1px solid transparent;
}

.navbar.scrolled {
  background: rgba(11, 18, 32, .9);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--hairline);
  box-shadow: 0 8px 30px rgba(0, 0, 0, .4);
}

.nav-inner { height: var(--nav-h); display: flex; align-items: center; justify-content: space-between; gap: 24px; }

.brand { display: flex; align-items: center; gap: 12px; color: var(--cream); }
.brand:hover { color: var(--cream); }
.brand-logo { width: 40px; height: 40px; flex: none; }

.brand-text { display: flex; flex-direction: column; line-height: 1.3; }
.brand-text strong { font-family: var(--serif); font-size: 19px; letter-spacing: .22em; }
.brand-text small { font-size: 9px; letter-spacing: .18em; color: var(--dim); }

.nav-links { display: flex; align-items: center; gap: 30px; }

.nav-links a {
  color: var(--text);
  font-size: 14.5px;
  letter-spacing: .12em;
  position: relative;
  padding: 6px 0;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 50%; right: 50%; bottom: 0;
  height: 1px;
  background: var(--gold);
  transition: left .3s, right .3s;
}

.nav-links a:hover, .nav-links a.active { color: var(--gold-light); }
.nav-links a:hover::after, .nav-links a.active::after { left: 0; right: 0; }

.nav-tel {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border: 1px solid rgba(201, 160, 99, .45);
  border-radius: 2px;
  padding: 8px 16px !important;
  color: var(--gold-light) !important;
  font-size: 13.5px !important;
  letter-spacing: .04em !important;
}

.nav-tel::after { display: none; }
.nav-tel:hover { background: rgba(201, 160, 99, .12); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span { width: 24px; height: 2px; background: var(--gold); transition: .3s; }

/* ============ Hero ============ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(1100px 520px at 50% -10%, rgba(201, 160, 99, .15), transparent 60%),
    radial-gradient(900px 600px at 88% 112%, rgba(38, 68, 112, .3), transparent 60%),
    linear-gradient(180deg, var(--navy) 0%, var(--ink) 100%);
  padding: calc(var(--nav-h) + 60px) 0 130px;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(201, 160, 99, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201, 160, 99, .05) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 45%, #000 30%, transparent 75%);
  pointer-events: none;
}

.hero-bg { position: absolute; inset: 0; pointer-events: none; }

.hero-watermark {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -54%);
  font-family: var(--serif);
  font-size: clamp(300px, 58vh, 560px);
  line-height: 1;
  color: rgba(201, 160, 99, .05);
  user-select: none;
}

.couplet {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  writing-mode: vertical-rl;
  font-family: var(--serif);
  font-size: clamp(20px, 2.4vw, 30px);
  letter-spacing: .9em;
  color: rgba(201, 160, 99, .4);
}

.couplet-l { left: 5%; }
.couplet-r { right: 5%; }

.cloud { position: absolute; width: 200px; color: rgba(201, 160, 99, .2); animation: drift 14s ease-in-out infinite; }
.cloud-1 { top: 15%; left: 12%; }
.cloud-2 { bottom: 24%; right: 11%; width: 150px; animation-delay: -6s; }

@keyframes drift {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(24px, -10px); }
}

.hero-ring { position: absolute; border: 1px solid rgba(201, 160, 99, .1); border-radius: 50%; }
.ring-1 { width: 620px; height: 620px; top: 48%; left: 50%; transform: translate(-50%, -50%); animation: spin 70s linear infinite; }
.ring-2 { width: 860px; height: 860px; top: 48%; left: 50%; transform: translate(-50%, -50%); border-style: dashed; animation: spin 100s linear infinite reverse; }

@keyframes spin {
  from { transform: translate(-50%, -50%) rotate(0); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

.hero-content { position: relative; z-index: 2; }

.hero-eyebrow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  font-size: 13px;
  letter-spacing: .42em;
  color: var(--gold);
  margin-bottom: 34px;
}

.hero-eyebrow .line { width: 52px; height: 1px; background: linear-gradient(90deg, transparent, var(--gold)); display: inline-block; }
.hero-eyebrow em.line { background: linear-gradient(90deg, var(--gold), transparent); }

.hero-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(12px, 2.5vw, 30px);
  flex-wrap: wrap;
  font-size: clamp(44px, 8.5vw, 92px);
  letter-spacing: .12em;
  line-height: 1.25;
  margin-bottom: 34px;
}

.hero-title .gold {
  background: linear-gradient(120deg, var(--gold-light) 10%, var(--gold) 50%, var(--gold-dark) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.title-seal { display: inline-flex; transform: rotate(-4deg); }
.seal-svg { width: clamp(58px, 8vw, 96px); height: auto; filter: drop-shadow(0 6px 16px rgba(168, 53, 46, .4)); }
.seal-char { font-family: var(--serif); font-size: 34px; fill: #F5E9DC; font-weight: 700; }

.hero-slogan {
  font-size: clamp(15px, 1.8vw, 18px);
  color: var(--dim);
  letter-spacing: .18em;
  line-height: 2.1;
  margin-bottom: 50px;
}

.hero-actions { display: flex; gap: 18px; justify-content: center; flex-wrap: wrap; }

.hero-foot {
  position: absolute;
  bottom: 0;
  left: 0; right: 0;
  border-top: 1px solid var(--hairline);
  background: rgba(11, 18, 32, .45);
  backdrop-filter: blur(8px);
  z-index: 2;
}

.hero-foot-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  padding: 18px 0;
  flex-wrap: wrap;
}

.hf-item { font-size: 13px; letter-spacing: .14em; color: var(--dim); }
.hf-item a { letter-spacing: .05em; }
.hf-item i { font-style: normal; opacity: .45; margin: 0 6px; }
.hf-sep { width: 5px; height: 5px; border-radius: 50%; background: var(--gold); opacity: .5; }

.scroll-hint {
  position: absolute;
  bottom: 78px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
}

.mouse {
  width: 22px; height: 36px;
  border: 1.5px solid rgba(201, 160, 99, .55);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 7px;
}

.wheel { width: 3px; height: 8px; border-radius: 3px; background: var(--gold); animation: wheel 1.6s ease-in-out infinite; }

@keyframes wheel {
  0% { transform: translateY(0); opacity: 1; }
  70% { transform: translateY(11px); opacity: 0; }
  100% { transform: translateY(0); opacity: 0; }
}

/* ============ 数据条 ============ */
.stats {
  background: linear-gradient(180deg, var(--ink), var(--navy));
  border-bottom: 1px solid var(--hairline);
  padding: 64px 0;
}

.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; text-align: center; }

.stat-item { position: relative; }
.stat-item + .stat-item::before {
  content: "";
  position: absolute;
  left: -15px; top: 15%;
  height: 70%;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(201, 160, 99, .35), transparent);
}

.stat-num { font-family: var(--serif); font-size: clamp(38px, 4.5vw, 54px); color: var(--gold-light); line-height: 1.1; }
.stat-num i { font-style: normal; font-size: .42em; margin-left: 5px; color: var(--gold); letter-spacing: .1em; }
.stat-item p { color: var(--dim); letter-spacing: .18em; margin-top: 10px; font-size: 13.5px; }

/* ============ 关于我们 ============ */
.about { background: var(--navy); }

.about-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 70px; align-items: start; }

.about-text .lead { font-size: 18px; color: var(--cream); margin-bottom: 20px; }
.about-text p { margin-bottom: 18px; font-size: 15.5px; }
.about-text strong { color: var(--gold-light); font-weight: 600; }

.about-sign { margin-top: 34px; border-top: 1px dashed rgba(201, 160, 99, .3); padding-top: 26px; }

.sign-item { display: flex; gap: 22px; align-items: baseline; margin-bottom: 14px; }
.sign-item b {
  font-family: var(--serif);
  color: var(--gold);
  font-size: 15px;
  letter-spacing: .3em;
  flex: none;
  width: 92px;
}
.sign-item span { color: var(--text); font-size: 15px; }

.timeline { border-left: 1px solid rgba(201, 160, 99, .3); padding-left: 36px; position: relative; }

.timeline-title { font-size: 12.5px; letter-spacing: .4em; color: var(--gold); margin-bottom: 30px; }

.timeline ol { list-style: none; }

.timeline li { position: relative; margin-bottom: 30px; }

.timeline li::before {
  content: "";
  position: absolute;
  left: -42px;
  top: 8px;
  width: 11px; height: 11px;
  border-radius: 50%;
  border: 2px solid var(--gold);
  background: var(--navy);
}

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

.timeline time {
  font-family: var(--serif);
  color: var(--gold-light);
  font-size: 15px;
  letter-spacing: .1em;
  display: block;
  margin-bottom: 3px;
}

.timeline b { color: var(--cream); font-size: 16px; font-weight: 600; display: block; }
.timeline span { color: var(--dim); font-size: 14px; }

/* ============ 核心业务（编辑列表式） ============ */
.business { background: linear-gradient(180deg, var(--navy), var(--ink)); }

.biz-list { border-top: 1px solid var(--hairline); }

.biz-row {
  display: grid;
  grid-template-columns: 90px 1fr 60px;
  gap: 30px;
  align-items: center;
  padding: 38px 10px;
  border-bottom: 1px solid var(--hairline);
  transition: background .35s, padding .35s;
  position: relative;
}

.biz-row:hover { background: rgba(201, 160, 99, .05); padding-left: 24px; }

.biz-no {
  font-family: var(--serif);
  font-size: 40px;
  color: rgba(201, 160, 99, .35);
  text-align: center;
  transition: color .35s;
}

.biz-row:hover .biz-no { color: var(--gold); }

.biz-main h3 { font-size: 22px; letter-spacing: .08em; margin-bottom: 8px; transition: color .35s; }
.biz-row:hover .biz-main h3 { color: var(--gold-light); }

.biz-main > p { font-size: 14.5px; color: var(--dim); max-width: 760px; margin-bottom: 14px; }

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

.biz-tags span {
  font-size: 12px;
  color: var(--text);
  border: 1px solid rgba(201, 160, 99, .28);
  padding: 3px 12px;
  border-radius: 2px;
  letter-spacing: .06em;
}

.biz-arrow {
  font-size: 26px;
  color: rgba(201, 160, 99, .3);
  text-align: right;
  transition: transform .35s, color .35s;
}

.biz-row:hover .biz-arrow { transform: translateX(8px); color: var(--gold); }

/* ============ 服务流程 ============ */
.process { background: var(--ink); }

.process-grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  counter-reset: step;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.process-grid li {
  padding: 44px 32px 40px;
  position: relative;
}

.process-grid li + li::before {
  content: "";
  position: absolute;
  left: 0; top: 15%;
  height: 70%;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(201, 160, 99, .3), transparent);
}

.p-no {
  font-family: var(--serif);
  font-size: 15px;
  letter-spacing: .3em;
  color: var(--gold);
  display: block;
  margin-bottom: 20px;
}

.process-grid h3 { font-size: 20px; letter-spacing: .1em; margin-bottom: 6px; }

.p-time { font-size: 12.5px; color: var(--gold-light); letter-spacing: .1em; margin-bottom: 14px; opacity: .85; }

.process-grid li > p:last-child { font-size: 14px; color: var(--dim); }

/* ============ 客户案例 ============ */
.cases { background: linear-gradient(180deg, var(--ink), var(--navy)); }

.case-feature {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  border: 1px solid var(--hairline);
  background: var(--navy-2);
  margin-bottom: 30px;
}

.case-feature-cover { position: relative; min-height: 380px; }

.case-feature-cover .cover-art { width: 100%; height: 100%; position: absolute; inset: 0; }

.case-tag {
  position: absolute;
  top: 22px; left: 22px;
  font-size: 12.5px;
  letter-spacing: .14em;
  color: #1a1206;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  padding: 6px 16px;
  border-radius: 2px;
  font-weight: 600;
  z-index: 1;
}

.case-feature-body { padding: 50px 48px; border-left: 1px solid var(--hairline); }

.case-feature-body h3 { font-size: 26px; letter-spacing: .05em; margin-bottom: 16px; line-height: 1.5; }

.case-feature-body > p { font-size: 15px; color: var(--dim); margin-bottom: 26px; }

.case-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
  margin-bottom: 26px;
}

.case-facts > div { background: var(--navy-2); padding: 16px 20px; }

.case-facts dt { font-size: 12px; letter-spacing: .22em; color: var(--dim); margin-bottom: 4px; }
.case-facts dd { font-family: var(--serif); font-size: 16.5px; color: var(--gold-light); }

.case-quote {
  border-left: 3px solid var(--cinnabar);
  padding: 6px 0 6px 20px;
  font-family: var(--serif);
  font-size: 15.5px;
  color: var(--cream);
  line-height: 1.9;
}

.case-quote cite { display: block; font-style: normal; font-family: var(--sans); font-size: 13px; color: var(--dim); margin-top: 8px; }

.case-list { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }

.case-item {
  display: grid;
  grid-template-columns: 200px 1fr;
  border: 1px solid var(--hairline);
  background: var(--navy-2);
  overflow: hidden;
  transition: border-color .35s, transform .35s;
}

.case-item:hover { border-color: rgba(201, 160, 99, .45); transform: translateY(-5px); }

.case-item-wide { grid-column: span 2; grid-template-columns: 300px 1fr; }

.case-cover { position: relative; min-height: 170px; }
.case-cover .cover-art { width: 100%; height: 100%; position: absolute; inset: 0; }

.case-item-body { padding: 26px 28px; }

.case-cat { font-size: 12px; letter-spacing: .3em; color: var(--gold); margin-bottom: 10px; }

.case-item-body h3 { font-size: 18px; letter-spacing: .03em; margin-bottom: 10px; line-height: 1.6; }

.case-item-body > p { font-size: 13.5px; color: var(--dim); margin-bottom: 16px; }

.case-meta { display: flex; flex-wrap: wrap; gap: 8px; }

.case-meta span {
  font-size: 11.5px;
  color: var(--gold-light);
  border: 1px solid rgba(201, 160, 99, .3);
  border-radius: 2px;
  padding: 2px 10px;
  letter-spacing: .04em;
}

/* ============ 客户评价 ============ */
.voices { margin-top: 70px; display: grid; grid-template-columns: 1.1fr 1fr; gap: 30px; }

.voices blockquote {
  border: 1px solid var(--hairline);
  background: var(--navy-2);
  padding: 40px 38px;
  position: relative;
}

.voice-mark {
  position: absolute;
  top: 14px; left: 26px;
  font-family: var(--serif);
  font-size: 84px;
  line-height: 1;
  color: rgba(201, 160, 99, .22);
}

.voices p {
  font-family: var(--serif);
  color: var(--cream);
  font-size: 16px;
  line-height: 2;
  position: relative;
  z-index: 1;
  margin-bottom: 22px;
}

.voice-main p { font-size: 19px; }

.voices footer { display: flex; align-items: baseline; gap: 14px; }
.voices footer b { font-family: var(--serif); color: var(--gold-light); font-size: 16px; letter-spacing: .08em; }
.voices footer span { color: var(--dim); font-size: 13px; }

.voice-side { display: grid; gap: 30px; }

/* ============ 信任背书 ============ */
.trust { background: var(--navy); }

.cert-row { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 60px; }

.cert-badge {
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--gold-light);
  border: 1px solid rgba(201, 160, 99, .35);
  background: rgba(201, 160, 99, .06);
  padding: 9px 20px;
  border-radius: 2px;
  transition: background .3s, transform .3s;
}

.cert-badge:hover { background: rgba(201, 160, 99, .14); transform: translateY(-2px); }

.marquee {
  overflow: hidden;
  border-block: 1px solid var(--hairline);
  padding: 34px 0;
  margin-bottom: 54px;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.marquee-track { display: flex; width: max-content; animation: marquee 46s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }

.marquee-group { display: flex; }

.marquee-group span {
  font-family: var(--serif);
  font-size: 19px;
  letter-spacing: .14em;
  color: var(--dim);
  padding: 0 34px;
  white-space: nowrap;
  position: relative;
  transition: color .3s;
}

.marquee-group span:hover { color: var(--gold-light); }

.marquee-group span::after {
  content: "";
  position: absolute;
  right: -3px; top: 50%;
  transform: translateY(-50%);
  width: 6px; height: 6px;
  background: var(--gold);
  opacity: .4;
  rotate: 45deg;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.media-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 34px;
}

.media-label { font-size: 12.5px; letter-spacing: .34em; color: var(--gold); }
.media-item { font-family: var(--serif); font-size: 16.5px; letter-spacing: .05em; color: var(--dim); }

/* ============ 新闻动态 ============ */
.news { background: linear-gradient(180deg, var(--navy), var(--ink)); }

.news-list { border-top: 1px solid var(--hairline); }

.news-row {
  display: grid;
  grid-template-columns: 130px 70px 1fr 40px;
  gap: 24px;
  align-items: center;
  padding: 26px 10px;
  border-bottom: 1px solid var(--hairline);
  color: var(--text);
  transition: background .3s, padding .3s;
}

.news-row:hover { background: rgba(201, 160, 99, .05); padding-left: 22px; }

.news-row time { font-family: var(--serif); color: var(--gold-light); font-size: 14.5px; letter-spacing: .08em; }

.news-cat {
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--gold);
  border: 1px solid rgba(201, 160, 99, .35);
  text-align: center;
  padding: 3px 0;
  border-radius: 2px;
}

.news-row h3 { font-size: 16.5px; font-weight: 600; letter-spacing: .03em; transition: color .3s; }
.news-row:hover h3 { color: var(--gold-light); }

.news-arrow { font-size: 20px; color: rgba(201, 160, 99, .35); text-align: right; transition: transform .3s, color .3s; }
.news-row:hover .news-arrow { transform: translateX(6px); color: var(--gold); }

/* ============ 联系我们 ============ */
.contact { background: var(--ink); }

.contact-wrap { display: grid; grid-template-columns: 1fr 1.25fr; gap: 40px; align-items: stretch; }

.contact-info, .contact-form {
  border: 1px solid var(--hairline);
  background: var(--navy-2);
  padding: 46px 42px;
}

.contact-info h3 { font-size: 21px; letter-spacing: .06em; margin-bottom: 30px; padding-bottom: 20px; border-bottom: 1px solid var(--hairline); }

.info-list { list-style: none; }
.info-list li { display: flex; gap: 16px; margin-bottom: 24px; }
.info-list li:last-child { margin-bottom: 0; }
.info-list svg { color: var(--gold); flex: none; margin-top: 4px; }
.info-list strong { display: block; font-size: 12px; letter-spacing: .26em; color: var(--dim); margin-bottom: 4px; font-weight: 500; }
.info-list p { color: var(--cream); font-size: 15px; }
.info-list a { color: var(--cream); }
.info-list a:hover { color: var(--gold-light); }

.contact-form { position: relative; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 13.5px; letter-spacing: .14em; color: var(--cream); margin-bottom: 8px; }
.form-group label i { color: var(--cinnabar); font-style: normal; }

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: rgba(11, 18, 32, .65);
  border: 1px solid rgba(201, 160, 99, .22);
  border-radius: 2px;
  color: var(--cream);
  font-size: 15px;
  font-family: var(--sans);
  padding: 13px 16px;
  outline: none;
  transition: border-color .3s, box-shadow .3s;
  appearance: none;
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%23C9A063' stroke-width='2'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  cursor: pointer;
}

.form-group select option { background: var(--navy-2); color: var(--cream); }
.form-group textarea { resize: vertical; min-height: 110px; }

.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(139, 150, 169, .5); }

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201, 160, 99, .14);
}

.form-group.error input,
.form-group.error select,
.form-group.error textarea { border-color: #C05A5A; }

.err-msg { display: none; font-style: normal; font-size: 12.5px; color: #E08A8A; margin-top: 6px; }
.form-group.error .err-msg { display: block; }

.form-tip { text-align: center; font-size: 12.5px; color: var(--dim); margin-top: 14px; letter-spacing: .1em; }

.form-success {
  position: absolute;
  inset: 0;
  background: rgba(20, 34, 56, .98);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 14px;
  padding: 30px;
  z-index: 2;
  animation: fadeIn .5s ease;
}

.form-success h4 { font-size: 24px; color: var(--gold-light); letter-spacing: .14em; }
.form-success p { color: var(--dim); font-size: 14.5px; }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* ============ 页脚 ============ */
.footer { background: #070D18; border-top: 1px solid var(--hairline); padding: 76px 0 0; }

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.35fr;
  gap: 44px;
  padding-bottom: 54px;
}

.footer-brand .brand { margin-bottom: 18px; }
.footer-desc { font-size: 13.5px; color: var(--dim); max-width: 300px; }

.footer-col h4 { font-size: 15px; letter-spacing: .24em; margin-bottom: 20px; color: var(--gold-light); }
.footer-col a { display: block; color: var(--dim); font-size: 13.5px; margin-bottom: 10px; }
.footer-col a:hover { color: var(--gold-light); }
.footer-col p { color: var(--dim); font-size: 13.5px; margin-bottom: 10px; }
.footer-col p a { display: inline; margin: 0; }

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .06);
  padding: 24px 0 28px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 30px;
  text-align: center;
}

.footer-bottom p { font-size: 13px; color: var(--dim); letter-spacing: .06em; }
.beian-link { color: var(--dim); }
.beian-link:hover { color: var(--gold-light); }

/* ============ 回到顶部 ============ */
.to-top {
  position: fixed;
  right: 26px; bottom: 26px;
  width: 46px; height: 46px;
  border-radius: 2px;
  border: 1px solid rgba(201, 160, 99, .45);
  background: rgba(11, 18, 32, .85);
  backdrop-filter: blur(8px);
  color: var(--gold-light);
  font-size: 20px;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity .35s, transform .35s, background .3s;
  z-index: 90;
}

.to-top.show { opacity: 1; pointer-events: auto; transform: none; }
.to-top:hover { background: rgba(201, 160, 99, .18); }

/* ============ 响应式 ============ */
@media (max-width: 1080px) {
  .couplet { display: none; }
  .sec-head { grid-template-columns: 1fr; gap: 20px; align-items: start; }
  .about-grid { grid-template-columns: 1fr; gap: 54px; }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid li:nth-child(3)::before { display: none; }
  .case-feature { grid-template-columns: 1fr; }
  .case-feature-body { border-left: 0; border-top: 1px solid var(--hairline); }
  .case-feature-cover { min-height: 300px; }
  .case-list { grid-template-columns: 1fr; }
  .case-item-wide { grid-column: span 1; grid-template-columns: 240px 1fr; }
  .voices { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .section { padding: 84px 0; }

  .nav-toggle { display: flex; }

  .nav-links {
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(11, 18, 32, .98);
    border-bottom: 1px solid var(--hairline);
    padding: 8px 0 16px;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity .3s, transform .3s;
  }

  .nav-links.open { transform: none; opacity: 1; pointer-events: auto; }
  .nav-links a { padding: 14px 6%; font-size: 16px; }
  .nav-links a::after { display: none; }
  .nav-tel { margin: 10px 6% 0; justify-content: center; }

  .nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.active span:nth-child(2) { opacity: 0; }
  .nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .hero { padding-bottom: 150px; }
  .hero-foot-inner { gap: 14px; padding: 14px 0; }
  .hf-sep { display: none; }
  .scroll-hint { display: none; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 38px 16px; }
  .stat-item + .stat-item::before { display: none; }

  .biz-row { grid-template-columns: 56px 1fr; padding: 30px 4px; }
  .biz-no { font-size: 30px; }
  .biz-arrow { display: none; }
  .biz-row:hover { padding-left: 4px; }

  .process-grid { grid-template-columns: 1fr; }
  .process-grid li + li::before { display: none; }
  .process-grid li { padding: 32px 10px; border-bottom: 1px dashed rgba(201, 160, 99, .18); }
  .process-grid li:last-child { border-bottom: 0; }

  .case-feature-body { padding: 34px 26px; }
  .case-facts { grid-template-columns: 1fr; }
  .case-item, .case-item-wide { grid-template-columns: 1fr; }
  .case-cover { min-height: 190px; }

  .news-row { grid-template-columns: 1fr 40px; gap: 6px 16px; padding: 22px 4px; }
  .news-row time { grid-column: 1; }
  .news-cat { display: none; }
  .news-row h3 { grid-column: 1; font-size: 15.5px; }
  .news-arrow { grid-row: 1 / span 2; grid-column: 2; align-self: center; }

  .contact-wrap { grid-template-columns: 1fr; }
  .contact-info, .contact-form { padding: 34px 24px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }

  .footer-grid { grid-template-columns: 1fr; gap: 36px; }

  .sec-watermark { font-size: 150px; top: 10px; }
  .voices blockquote { padding: 32px 26px; }
}