/* ========================================================================== 
   陆加壹 · 黄金与二手奢侈品回收、寄卖、鉴定
   设计语言:墨色 × 鎏金,克制的品牌事实与真实门店素材
   ========================================================================== */

:root {
  --ink: #121110;
  --ink-2: #171512;
  --ink-3: #0c0b0a;
  --paper: #f5f1e8;
  --paper-2: #efe9dc;
  --card: #fffdf8;

  --gold: #c8a45d;
  --gold-soft: #d9bc7f;
  --gold-deep: #a8843e;
  --gold-grad: linear-gradient(115deg, #ecd9a8 0%, #c8a45d 48%, #a8843e 100%);

  --t-strong-d: #ede7d9;
  --t-mute-d: #a69d8b;
  --t-strong-l: #221f1a;
  --t-mute-l: #6d6455;

  --hair-d: rgba(200, 164, 93, 0.22);
  --hair-l: rgba(34, 31, 26, 0.14);

  --up: #d05a4a;   /* 红涨 */
  --down: #4f9e7a; /* 绿跌 */

  --serif: "Songti SC", "STSong", "Noto Serif CJK SC", "Source Han Serif SC", serif;
  --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;

  --container: 1200px;
  --nav-h: 76px;
  --topbar-h: 38px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

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

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

body {
  font-family: var(--sans);
  font-weight: 300;
  font-size: 16px;
  line-height: 1.8;
  color: var(--t-strong-d);
  background: var(--ink);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
::selection { background: rgba(200, 164, 93, 0.35); color: #fff; }

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--ink-3); }
::-webkit-scrollbar-thumb { background: #3a352c; border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: var(--gold-deep); }

.container {
  width: min(var(--container), calc(100% - 48px));
  margin-inline: auto;
}

section { scroll-margin-top: calc(var(--nav-h) + 20px); }

/* ---------- 通用文字 ---------- */
.eyebrow {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.32em;
  color: var(--gold);
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  width: 36px;
  height: 1px;
  background: var(--gold);
  opacity: 0.7;
}

.section { padding: clamp(84px, 9vw, 128px) 0; }

.section-title {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.3;
  letter-spacing: 0.02em;
  margin-top: 18px;
}
.section-sub {
  margin-top: 16px;
  max-width: 620px;
  font-size: 15.5px;
  color: var(--t-mute-d);
}
.section-head { margin-bottom: clamp(40px, 5vw, 64px); }
.section-head--center { text-align: center; }
.section-head--center .eyebrow { justify-content: center; }
.section-head--center .eyebrow::before { display: none; }
.section-head--center .section-sub { margin-inline: auto; }

/* 浅色区块的文字反转 */
.section--paper, .section--paper2 {
  background: var(--paper);
  color: var(--t-strong-l);
}
.section--paper2 { background: var(--paper-2); }
.section--paper .section-sub,
.section--paper2 .section-sub { color: var(--t-mute-l); }

.section--ink { background: var(--ink); }
.section--ink2 {
  background: var(--ink-2);
  border-top: 1px solid var(--hair-d);
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 32px;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.14em;
  line-height: 1;
  border-radius: 2px;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease),
    background-color 0.35s, color 0.35s, border-color 0.35s, filter 0.35s;
  white-space: nowrap;
}
.btn--gold {
  background: var(--gold-grad);
  color: #241c0d;
  box-shadow: 0 12px 32px rgba(200, 164, 93, 0.22);
}
.btn--gold:hover { transform: translateY(-2px); filter: brightness(1.06); box-shadow: 0 16px 40px rgba(200, 164, 93, 0.3); }
.btn--ghost {
  border: 1px solid rgba(237, 231, 217, 0.28);
  color: var(--t-strong-d);
}
.btn--ghost:hover { border-color: var(--gold); color: var(--gold-soft); transform: translateY(-2px); }
.btn--dark {
  background: var(--ink);
  color: var(--paper);
}
.btn--dark:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(18, 17, 16, 0.28); }
.btn--block { width: 100%; }

.tel-link { color: var(--gold-deep); font-weight: 500; border-bottom: 1px solid currentColor; }
.section--ink .tel-link, .section--ink2 .tel-link { color: var(--gold-soft); }

/* ---------- 涨跌 ---------- */
.delta { font-size: 12.5px; font-weight: 500; letter-spacing: 0.04em; }
.delta.up { color: var(--up); }
.delta.down { color: var(--down); }

/* ---------- 顶部信息条 ---------- */
.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 60;
  height: var(--topbar-h);
  background: var(--ink-3);
  border-bottom: 1px solid rgba(200, 164, 93, 0.14);
  font-size: 12.5px;
  color: var(--t-mute-d);
}
.topbar-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.topbar strong { color: var(--gold-soft); font-weight: 500; margin: 0 2px; }
.topbar a { color: var(--gold-soft); }
.topbar a:hover { color: var(--gold); }
.topbar-contact-link {
  display: flex;
  align-items: center;
  align-self: stretch;
  gap: 14px;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.topbar-contact-label {
  display: flex;
  align-items: center;
  align-self: stretch;
  padding: 0 18px;
  background: var(--gold-grad);
  color: #241c0d;
  font-weight: 600;
  letter-spacing: 0.14em;
  box-shadow: 0 0 22px rgba(200, 164, 93, 0.24);
}
.topbar-contact-link:hover .topbar-contact-label { color: #120f09; filter: brightness(1.08); }
.topbar-contact-phones { font-weight: 500; letter-spacing: 0.05em; }

/* ---------- 导航 ---------- */
.site-nav {
  position: fixed;
  top: var(--topbar-h); left: 0; right: 0;
  z-index: 50;
  height: var(--nav-h);
  transition: background-color 0.4s var(--ease), backdrop-filter 0.4s, box-shadow 0.4s, border-color 0.4s;
  border-bottom: 1px solid transparent;
}
.site-nav.scrolled {
  background: rgba(14, 13, 12, 0.82);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom-color: rgba(200, 164, 93, 0.16);
}
.nav-inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 40px;
}
.brand { display: flex; align-items: center; gap: 12px; color: var(--gold); }
.brand-seal { width: 44px; height: 44px; flex: none; }
.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-cn {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.32em;
  color: var(--t-strong-d);
}
.brand-en { font-size: 10px; letter-spacing: 0.24em; color: var(--gold); }

.nav-links {
  display: flex;
  gap: clamp(18px, 2.4vw, 34px);
  margin-left: auto;
}
.nav-links a {
  position: relative;
  font-size: 14.5px;
  letter-spacing: 0.08em;
  color: var(--t-mute-d);
  padding: 6px 0;
  transition: color 0.3s;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 50%; bottom: 0;
  width: 0; height: 1px;
  background: var(--gold);
  transition: width 0.35s var(--ease), left 0.35s var(--ease);
}
.nav-links a:hover { color: var(--t-strong-d); }
.nav-links a:hover::after { width: 100%; left: 0; }
.nav-cta { padding: 12px 24px; }

.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 7px;
}
.nav-toggle span {
  display: block;
  width: 24px; height: 1.5px;
  background: var(--t-strong-d);
  transition: transform 0.35s var(--ease), opacity 0.3s;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(4.25px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { transform: translateY(-4.25px) rotate(-45deg); }

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 45;
  background: rgba(12, 11, 10, 0.97);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s var(--ease);
}
.mobile-menu.open { opacity: 1; pointer-events: auto; }
.mobile-links { display: flex; flex-direction: column; align-items: center; gap: 26px; }
.mobile-links a {
  font-family: var(--serif);
  font-size: 26px;
  letter-spacing: 0.18em;
  color: var(--t-strong-d);
}
.mobile-links a:hover { color: var(--gold-soft); }
.mobile-links .btn { font-family: var(--sans); font-size: 14px; margin-top: 10px; }

/* ---------- 首屏 ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: calc(var(--topbar-h) + var(--nav-h) + 48px) 0 72px;
  overflow: hidden;
  background:
    radial-gradient(1100px 520px at 18% -6%, rgba(200, 164, 93, 0.13), transparent 62%),
    radial-gradient(900px 600px at 108% 112%, rgba(200, 164, 93, 0.08), transparent 60%),
    var(--ink);
}
.hero::after {
  /* 细腻噪点,增加质感 */
  content: "";
  position: absolute; inset: 0;
  pointer-events: none;
  opacity: 0.05;
  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='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-glow {
  position: absolute;
  top: -220px; left: -180px;
  width: 640px; height: 640px;
  background: radial-gradient(circle, rgba(217, 188, 127, 0.14), transparent 65%);
  filter: blur(10px);
}
/* 元素周期表 Au 79 装饰 */
.au-tile {
  position: absolute;
  right: clamp(-80px, 2vw, 60px);
  top: 12%;
  width: 380px; height: 420px;
  border: 1px solid rgba(200, 164, 93, 0.16);
  border-radius: 6px;
  padding: 30px 36px;
  opacity: 0.5;
  transform: rotate(4deg);
}
.au-tile::after {
  content: "";
  position: absolute; inset: 8px;
  border: 1px solid rgba(200, 164, 93, 0.07);
  border-radius: 3px;
}
.au-num { font-family: var(--serif); font-size: 30px; color: rgba(200, 164, 93, 0.4); }
.au-symbol {
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -54%);
  font-family: var(--serif);
  font-size: 190px;
  font-weight: 500;
  color: transparent;
  background: linear-gradient(160deg, rgba(236, 217, 168, 0.16), rgba(168, 132, 62, 0.05));
  -webkit-background-clip: text;
  background-clip: text;
}
.au-mass {
  position: absolute;
  right: 36px; bottom: 26px;
  font-family: var(--serif);
  font-size: 22px;
  color: rgba(200, 164, 93, 0.3);
  letter-spacing: 0.12em;
}
/* 侧边竖排文字(仅超宽屏显示,避免与正文重叠) */
.hero-side {
  display: none;
  position: absolute;
  left: 34px; top: 50%;
  transform: translateY(-50%);
  writing-mode: vertical-rl;
  font-family: var(--serif);
  font-size: 13px;
  letter-spacing: 0.9em;
  color: rgba(200, 164, 93, 0.42);
  pointer-events: none;
}
@media (min-width: 1400px) {
  .hero-side { display: block; }
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: clamp(40px, 5vw, 72px);
  align-items: center;
}
.hero-title {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(40px, 5.6vw, 68px);
  line-height: 1.22;
  letter-spacing: 0.03em;
  margin-top: 26px;
}
.hero-title em {
  font-style: normal;
  background: var(--gold-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  margin-top: 24px;
  max-width: 560px;
  font-size: 16px;
  color: var(--t-mute-d);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 38px; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, auto);
  justify-content: space-between;
  gap: 24px;
  margin-top: 56px;
  padding-top: 30px;
  border-top: 1px solid var(--hair-d);
}
.stat { display: flex; flex-direction: column; gap: 2px; }
.stat-num {
  font-family: var(--serif);
  font-size: clamp(28px, 2.6vw, 38px);
  font-weight: 600;
  color: var(--gold-soft);
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}
.stat-num i { font-style: normal; font-size: 0.62em; margin-left: 2px; }
.stat-label { font-size: 12.5px; letter-spacing: 0.12em; color: var(--t-mute-d); }

/* 报价卡 */
.quote-card {
  position: relative;
  border: 1px solid rgba(200, 164, 93, 0.3);
  border-radius: 12px;
  padding: 30px 30px 24px;
  background: linear-gradient(165deg, rgba(255, 253, 248, 0.055), rgba(255, 253, 248, 0.015));
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.45);
}
.quote-card::before {
  content: "";
  position: absolute;
  top: -1px; left: 28px; right: 28px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(236, 217, 168, 0.9), transparent);
}
.quote-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(200, 164, 93, 0.16);
}
.quote-head h2 {
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: 0.14em;
}
.live { display: flex; align-items: center; gap: 7px; font-size: 12px; letter-spacing: 0.18em; color: var(--gold-soft); }
.live-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--gold);
  animation: pulse 1.8s ease-out infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(200, 164, 93, 0.55); }
  75% { box-shadow: 0 0 0 9px rgba(200, 164, 93, 0); }
  100% { box-shadow: 0 0 0 0 rgba(200, 164, 93, 0); }
}
.quote-main { padding: 20px 0 4px; }
.quote-metal { font-size: 14px; letter-spacing: 0.1em; color: var(--t-strong-d); }
.quote-metal span { margin-left: 10px; font-size: 12px; color: var(--t-mute-d); }
.quote-price {
  font-family: var(--serif);
  font-size: 58px;
  font-weight: 600;
  line-height: 1.15;
  color: var(--gold-soft);
  font-variant-numeric: tabular-nums;
}
.quote-price .cny { font-size: 0.52em; margin-right: 4px; }
.quote-price .unit { font-size: 0.32em; color: var(--t-mute-d); margin-left: 6px; letter-spacing: 0.1em; }
.quote-delta { display: flex; align-items: baseline; gap: 10px; }
.quote-delta .vs { font-size: 12px; color: var(--t-mute-d); }
.sparkline { width: 100%; height: 56px; margin: 12px 0 6px; }
.quote-rows { border-top: 1px solid rgba(200, 164, 93, 0.16); }
.quote-rows li {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 16px;
  align-items: baseline;
  padding: 11px 0;
  font-size: 13.5px;
}
.quote-rows li + li { border-top: 1px dashed rgba(200, 164, 93, 0.12); }
.qr-name { color: var(--t-mute-d); letter-spacing: 0.08em; }
.qr-price { font-family: var(--serif); font-size: 17px; color: var(--t-strong-d); font-variant-numeric: tabular-nums; }
.qr-delta { min-width: 64px; text-align: right; }
.quote-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(200, 164, 93, 0.16);
  font-size: 12px;
  color: var(--t-mute-d);
}
.quote-foot a { color: var(--gold-soft); letter-spacing: 0.08em; white-space: nowrap; }
.quote-foot a:hover { color: var(--gold); }

/* ---------- 行情跑马灯 ---------- */
.ticker {
  position: relative;
  background: var(--ink-2);
  border-top: 1px solid var(--hair-d);
  border-bottom: 1px solid var(--hair-d);
  padding: 15px 0;
  overflow: hidden;
}
.ticker::before, .ticker::after {
  content: "";
  position: absolute;
  top: 0; bottom: 0;
  width: 120px;
  z-index: 2;
  pointer-events: none;
}
.ticker::before { left: 0; background: linear-gradient(90deg, var(--ink-2), transparent); }
.ticker::after { right: 0; background: linear-gradient(-90deg, var(--ink-2), transparent); }
.ticker-track {
  display: flex;
  width: max-content;
  animation: marquee 46s linear infinite;
}
.ticker:hover .ticker-track { animation-play-state: paused; }
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.ticker-item {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  padding: 0 34px;
  font-size: 13.5px;
  letter-spacing: 0.06em;
  color: var(--t-mute-d);
  white-space: nowrap;
}
.ticker-item b { font-family: var(--serif); font-size: 16.5px; font-weight: 600; color: var(--gold-soft); font-variant-numeric: tabular-nums; }
.ticker-item::after { content: "✦"; margin-left: 34px; font-size: 9px; color: rgba(200, 164, 93, 0.4); align-self: center; }

/* ---------- 回收品类 ---------- */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.cat-card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--hair-l);
  border-radius: 6px;
  padding: 36px 32px 30px;
  transition: transform 0.45s var(--ease), box-shadow 0.45s var(--ease), border-color 0.45s;
  overflow: hidden;
}
.cat-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gold-grad);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s var(--ease);
}
.cat-card:hover { transform: translateY(-6px); box-shadow: 0 26px 60px rgba(34, 31, 26, 0.12); border-color: rgba(200, 164, 93, 0.5); }
.cat-card:hover::before { transform: scaleX(1); }
.cat-card svg { width: 48px; height: 48px; color: var(--gold-deep); }
.cat-card h3 {
  font-family: var(--serif);
  font-size: 21px;
  font-weight: 600;
  letter-spacing: 0.06em;
  margin-top: 20px;
}
.cat-card p { margin-top: 10px; font-size: 14px; color: var(--t-mute-l); line-height: 1.9; }
.cat-link {
  display: inline-block;
  margin-top: 18px;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--gold-deep);
  transition: letter-spacing 0.3s var(--ease), color 0.3s;
}
.cat-link:hover { color: var(--ink); letter-spacing: 0.2em; }

/* ---------- 在线估价 ---------- */
.val-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 88px);
  align-items: center;
}
.val-points { margin-top: 30px; display: grid; gap: 14px; }
.val-points li {
  position: relative;
  padding-left: 30px;
  font-size: 14.5px;
  color: var(--t-mute-d);
}
.val-points li::before {
  content: "";
  position: absolute;
  left: 0; top: 9px;
  width: 16px; height: 1px;
  background: var(--gold);
}

.calc-card {
  border: 1px solid rgba(200, 164, 93, 0.3);
  border-radius: 12px;
  background: linear-gradient(165deg, rgba(255, 253, 248, 0.05), rgba(255, 253, 248, 0.012));
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.4);
  overflow: hidden;
}
.calc-tabs { display: grid; grid-template-columns: 1fr 1fr; border-bottom: 1px solid rgba(200, 164, 93, 0.2); }
.calc-tab {
  padding: 18px 10px;
  font-size: 14.5px;
  letter-spacing: 0.14em;
  color: var(--t-mute-d);
  position: relative;
  transition: color 0.3s, background-color 0.3s;
}
.calc-tab + .calc-tab { border-left: 1px solid rgba(200, 164, 93, 0.2); }
.calc-tab.active { color: var(--gold-soft); background: rgba(200, 164, 93, 0.07); }
.calc-tab.active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 2px;
  background: var(--gold-grad);
}
.calc-panel { display: none; padding: 30px; }
.calc-panel.active { display: block; }

.field { display: block; margin-bottom: 18px; }
.field span {
  display: block;
  font-size: 12.5px;
  letter-spacing: 0.16em;
  color: var(--t-mute-d);
  margin-bottom: 8px;
}
.field input, .field select, .field textarea {
  width: 100%;
  padding: 13px 16px;
  font: 400 15px/1.5 var(--sans);
  color: var(--t-strong-d);
  background: rgba(255, 253, 248, 0.045);
  border: 1px solid rgba(200, 164, 93, 0.24);
  border-radius: 3px;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s, background-color 0.3s;
  appearance: none;
  -webkit-appearance: none;
}
.field 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='%23c8a45d' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}
.field select option { background: var(--ink-2); color: var(--t-strong-d); }
.field textarea { resize: vertical; min-height: 84px; }
.field input::placeholder, .field textarea::placeholder { color: rgba(166, 157, 139, 0.55); }
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(200, 164, 93, 0.14);
  background: rgba(255, 253, 248, 0.07);
}

.calc-unit {
  font-size: 13px;
  color: var(--t-mute-d);
  letter-spacing: 0.06em;
  margin: -4px 0 18px;
}
.calc-unit strong { color: var(--gold-soft); font-weight: 500; margin-left: 6px; }
.calc-result {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 4px;
  padding: 22px 16px;
  margin-bottom: 22px;
  border: 1px dashed rgba(200, 164, 93, 0.4);
  border-radius: 6px;
  background: rgba(200, 164, 93, 0.05);
}
.calc-result-label { font-size: 12.5px; letter-spacing: 0.22em; color: var(--t-mute-d); }
.calc-total {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 44px;
  color: var(--gold-soft);
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}
.calc-total i { font-style: normal; font-size: 0.55em; margin-right: 2px; }
.calc-note { font-size: 12px; color: var(--t-mute-d); }

.lux-panel { text-align: center; padding: 14px 6px 6px; }
.lux-panel svg { width: 52px; height: 52px; margin: 0 auto 18px; color: var(--gold); }
.lux-panel h3 { font-family: var(--serif); font-size: 21px; font-weight: 600; letter-spacing: 0.08em; }
.lux-panel p { margin: 14px auto 24px; max-width: 400px; font-size: 14px; color: var(--t-mute-d); }
.lux-panel strong { color: var(--gold-soft); font-weight: 500; }
.lux-actions { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }

/* ---------- 回收流程 ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 34px;
  counter-reset: step;
  position: relative;
}
.step { position: relative; padding-top: 8px; }
.step::before {
  content: "";
  position: absolute;
  top: 46px; left: 0; right: -34px;
  height: 1px;
  background: linear-gradient(90deg, rgba(168, 132, 62, 0.45), rgba(168, 132, 62, 0.12));
}
.step:last-child::before { display: none; }
.step-num {
  position: relative;
  z-index: 1;
  display: inline-block;
  font-family: var(--serif);
  font-style: italic;
  font-size: 64px;
  font-weight: 500;
  line-height: 1;
  color: transparent;
  background: var(--gold-grad);
  -webkit-background-clip: text;
  background-clip: text;
  padding-right: 16px;
  background-color: var(--paper);
}
.step h3 {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.1em;
  margin-top: 18px;
}
.step p { margin-top: 10px; font-size: 14px; color: var(--t-mute-l); line-height: 1.9; }
.process-cta {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid var(--hair-l);
  font-size: 14px;
  color: var(--t-mute-l);
}

/* ---------- 服务保障 ---------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--hair-d);
  border-left: 1px solid var(--hair-d);
}
.why-item {
  padding: 38px 34px;
  border-right: 1px solid var(--hair-d);
  border-bottom: 1px solid var(--hair-d);
  transition: background-color 0.4s var(--ease);
}
.why-item:hover { background: rgba(200, 164, 93, 0.05); }
.why-item svg { width: 40px; height: 40px; color: var(--gold); }
.why-item h3 {
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: 0.1em;
  margin-top: 18px;
}
.why-item p { margin-top: 8px; font-size: 13.5px; color: var(--t-mute-d); line-height: 1.9; }

/* ---------- 品牌墙 ---------- */
.brand-wall {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--hair-d);
  border-left: 1px solid var(--hair-d);
}
.brand-wall span {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 96px;
  padding: 16px;
  font-family: var(--serif);
  font-size: clamp(14px, 1.4vw, 17px);
  font-weight: 500;
  letter-spacing: 0.22em;
  text-align: center;
  color: rgba(237, 231, 217, 0.38);
  border-right: 1px solid var(--hair-d);
  border-bottom: 1px solid var(--hair-d);
  transition: color 0.4s var(--ease), background-color 0.4s var(--ease), text-shadow 0.4s;
}
.brand-wall span:hover {
  color: var(--gold-soft);
  background: rgba(200, 164, 93, 0.05);
  text-shadow: 0 0 24px rgba(200, 164, 93, 0.35);
}
.brand-note {
  margin-top: 26px;
  text-align: center;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--t-mute-d);
}

/* ---------- 客户见证 ---------- */
.review-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.review-card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--hair-l);
  border-radius: 6px;
  padding: 40px 32px 30px;
  transition: transform 0.45s var(--ease), box-shadow 0.45s var(--ease);
}
.review-card:hover { transform: translateY(-5px); box-shadow: 0 26px 56px rgba(34, 31, 26, 0.1); }
.review-quote {
  position: absolute;
  top: 6px; left: 24px;
  font-family: var(--serif);
  font-size: 84px;
  line-height: 1;
  color: rgba(200, 164, 93, 0.3);
  pointer-events: none;
}
.review-card blockquote {
  font-size: 14.5px;
  color: var(--t-strong-l);
  line-height: 2;
}
.review-card figcaption {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid var(--hair-l);
}
.review-card figcaption strong { font-size: 14px; font-weight: 500; letter-spacing: 0.06em; }
.review-card figcaption span { font-size: 12.5px; color: var(--t-mute-l); letter-spacing: 0.04em; }

/* ---------- FAQ ---------- */
.faq-inner {
  display: grid;
  grid-template-columns: 0.9fr 1.4fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: start;
}
.faq-head { position: sticky; top: calc(var(--topbar-h) + var(--nav-h) + 32px); }
.faq-list { border-top: 1px solid rgba(34, 31, 26, 0.2); }
.faq-item { border-bottom: 1px solid rgba(34, 31, 26, 0.2); }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 4px;
  text-align: left;
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--t-strong-l);
  transition: color 0.3s;
}
.faq-q:hover { color: var(--gold-deep); }
.faq-q i {
  position: relative;
  flex: none;
  width: 16px; height: 16px;
}
.faq-q i::before, .faq-q i::after {
  content: "";
  position: absolute;
  inset: 50% auto auto 0;
  width: 16px; height: 1.5px;
  background: var(--gold-deep);
  transition: transform 0.4s var(--ease);
}
.faq-q i::after { transform: rotate(90deg); }
.faq-item.open .faq-q i::after { transform: rotate(0deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s var(--ease);
}
.faq-a p {
  padding: 0 36px 24px 4px;
  font-size: 14.5px;
  color: var(--t-mute-l);
}

/* ---------- 联系与预约 ---------- */
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 90px);
  align-items: start;
}
.contact-tel {
  display: inline-block;
  margin-top: 30px;
  font-family: var(--serif);
  font-size: clamp(38px, 4vw, 52px);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--gold-soft);
  font-variant-numeric: tabular-nums;
  transition: color 0.3s;
}
.contact-tel:hover { color: var(--gold); }
.contact-direct {
  margin-top: 28px;
  padding: 22px 24px;
  border: 1px solid rgba(200, 164, 93, 0.3);
  border-left: 3px solid var(--gold);
  border-radius: 6px;
  background: linear-gradient(110deg, rgba(200, 164, 93, 0.12), rgba(255, 253, 248, 0.025));
}
.contact-direct > span {
  display: block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: var(--gold);
}
.contact-direct-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 26px;
  margin-top: 8px;
}
.contact-direct-links a {
  font-family: var(--serif);
  font-size: clamp(24px, 2.35vw, 34px);
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: 0.04em;
  color: var(--gold-soft);
  font-variant-numeric: tabular-nums;
  transition: color 0.3s, transform 0.3s var(--ease);
}
.contact-direct-links a:hover { color: var(--gold); transform: translateY(-2px); }
.contact-direct p { margin-top: 8px; font-size: 12.5px; color: var(--t-mute-d); }
.contact-rows { margin-top: 26px; display: grid; gap: 12px; }
.contact-rows li { font-size: 14.5px; color: var(--t-strong-d); }
.contact-rows li span {
  display: inline-block;
  min-width: 76px;
  margin-right: 16px;
  font-size: 12.5px;
  letter-spacing: 0.18em;
  color: var(--gold);
}
.contact-qr {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 34px;
  padding-top: 28px;
  border-top: 1px solid var(--hair-d);
}
.contact-qr svg {
  width: 108px; height: 108px;
  border-radius: 6px;
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.4);
}
.contact-qr p { font-size: 13.5px; color: var(--t-mute-d); line-height: 1.9; letter-spacing: 0.06em; }
.contact-qr strong { color: var(--t-strong-d); font-weight: 500; }

.book-form {
  position: relative;
  border: 1px solid rgba(200, 164, 93, 0.3);
  border-radius: 12px;
  padding: 34px 32px 28px;
  background: linear-gradient(165deg, rgba(255, 253, 248, 0.05), rgba(255, 253, 248, 0.012));
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.4);
}
.book-form h3 {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.08em;
  margin-bottom: 24px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(200, 164, 93, 0.18);
}
.form-error {
  margin: -6px 0 14px;
  font-size: 13px;
  color: #e08b7d;
}
.form-privacy { margin-top: 14px; font-size: 12px; color: var(--t-mute-d); text-align: center; }
.form-success {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-align: center;
  padding: 30px;
  border-radius: 12px;
  background: rgba(18, 17, 16, 0.96);
}
.form-success svg { width: 56px; height: 56px; color: var(--gold); margin-bottom: 8px; }
.form-success h4 { font-family: var(--serif); font-size: 24px; font-weight: 600; letter-spacing: 0.14em; }
.form-success p { font-size: 14px; color: var(--t-mute-d); max-width: 300px; }
.form-success .btn { margin-top: 14px; }
.form-success[hidden] { display: none; }

/* ---------- 页脚 ---------- */
.site-footer {
  background: var(--ink-3);
  border-top: 1px solid var(--hair-d);
  padding: 70px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 54px;
}
.footer-brand p { margin-top: 20px; font-size: 14px; color: var(--t-mute-d); line-height: 2; }
.footer-tel {
  font-family: var(--serif);
  font-size: 26px !important;
  color: var(--gold-soft) !important;
  letter-spacing: 0.06em;
}
.footer-col h4 {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.26em;
  color: var(--t-strong-d);
  margin-bottom: 20px;
}
.footer-col a {
  display: block;
  padding: 6px 0;
  font-size: 14px;
  color: var(--t-mute-d);
  transition: color 0.3s, transform 0.3s var(--ease);
}
.footer-col a:hover { color: var(--gold-soft); transform: translateX(4px); }
.footer-addr { font-size: 14px; color: var(--t-mute-d); line-height: 2.1; }
.footer-phone { color: var(--gold-soft) !important; font-variant-numeric: tabular-nums; }
.footer-legal {
  padding: 22px 0 26px;
  border-top: 1px solid rgba(200, 164, 93, 0.12);
  font-size: 12px;
  color: rgba(166, 157, 139, 0.66);
  line-height: 1.9;
}

/* ---------- 浮动工具 ---------- */
.dock {
  position: fixed;
  right: 22px;
  bottom: 90px;
  z-index: 40;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.dock-btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: rgba(23, 21, 18, 0.92);
  border: 1px solid rgba(200, 164, 93, 0.35);
  color: var(--gold-soft);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  transition: transform 0.3s var(--ease), background-color 0.3s, color 0.3s;
}
.dock-btn svg { width: 21px; height: 21px; }
.dock-btn:hover { transform: translateY(-3px); background: var(--gold); color: #241c0d; border-color: var(--gold); }
.dock-tip {
  position: absolute;
  right: 60px;
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  padding: 7px 14px;
  font-size: 12px;
  letter-spacing: 0.1em;
  white-space: nowrap;
  color: var(--t-strong-d);
  background: rgba(23, 21, 18, 0.95);
  border: 1px solid rgba(200, 164, 93, 0.3);
  border-radius: 3px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s, transform 0.3s var(--ease);
}
.dock-btn:hover .dock-tip { opacity: 1; transform: translateY(-50%) translateX(0); }
.dock-top { opacity: 0; pointer-events: none; transition: opacity 0.4s, transform 0.3s var(--ease), background-color 0.3s, color 0.3s; }
.dock-top.show { opacity: 1; pointer-events: auto; }

/* ---------- 滚动显现 ---------- */
.reveal {
  opacity: 1;
  transform: none;
}
.js .reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.9s var(--ease) var(--d, 0s), transform 0.9s var(--ease) var(--d, 0s);
  will-change: opacity, transform;
}
.js .reveal.in { opacity: 1; transform: none; }

/* ---------- 陆加壹内容组件 ---------- */
.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 100;
  padding: 8px 14px;
  color: var(--ink);
  background: var(--gold-soft);
  transform: translateY(-140%);
  transition: transform 0.2s;
}
.skip-link:focus { transform: translateY(0); }

.brand-logo-image {
  width: 54px;
  height: 48px;
  flex: none;
  object-fit: contain;
  object-position: center;
  background: var(--ink-3);
  border: 0;
  border-radius: 0;
}

.hero-visual {
  position: relative;
  min-height: 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 1px solid rgba(200, 164, 93, 0.28);
  border-radius: 12px;
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.48);
  background: var(--ink-2);
}
.hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 48%, rgba(7, 6, 5, 0.82));
  pointer-events: none;
}
.hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  filter: saturate(0.88) contrast(1.04);
}
.hero-visual figcaption {
  position: absolute;
  left: 30px;
  right: 30px;
  bottom: 26px;
  z-index: 1;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  padding-top: 18px;
  border-top: 1px solid rgba(236, 217, 168, 0.28);
}
.hero-visual figcaption strong {
  font-family: var(--serif);
  font-size: 30px;
  letter-spacing: 0.26em;
  color: var(--gold-soft);
}
.hero-visual figcaption span { font-size: 12px; letter-spacing: 0.22em; color: var(--t-mute-d); }
.hero-tags { grid-template-columns: repeat(4, 1fr); }
.hero-tags .stat-num { font-size: clamp(22px, 2vw, 30px); }

.service-ticker .ticker-item {
  font-family: var(--serif);
  font-size: 15px;
  color: var(--gold-soft);
  letter-spacing: 0.18em;
}

.service-grid { grid-template-columns: repeat(2, 1fr); }
.service-card { padding: 0; }
.service-card img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  object-position: center;
  background: #191611;
  border-bottom: 1px solid var(--hair-l);
  transition: filter 0.7s var(--ease);
}
.service-card:hover img { filter: saturate(1.04); }
.service-card-body { padding: 28px 30px 30px; }
.card-kicker {
  display: block;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.24em;
  color: var(--gold-deep);
}
.service-card-body h3 { margin-top: 8px; }

.fact-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(42px, 7vw, 96px);
  align-items: start;
}
.fact-copy { position: static; }
.brand-story { max-width: 690px; margin-top: 30px; }
.brand-story p {
  margin-top: 18px;
  font-size: 15px;
  line-height: 2.05;
  color: var(--t-mute-d);
}
.brand-story p:first-child {
  margin-top: 0;
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.95;
  color: var(--t-strong-d);
}
.story-quote {
  margin-top: 30px;
  padding: 8px 0 8px 22px;
  border-left: 2px solid var(--gold);
  font-family: var(--serif);
  font-size: clamp(20px, 2vw, 26px);
  line-height: 1.65;
  color: var(--gold-soft);
}
.fact-chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }
.fact-chips span {
  padding: 8px 14px;
  border: 1px solid var(--hair-d);
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gold-soft);
}
.fact-panel {
  position: sticky;
  top: calc(var(--topbar-h) + var(--nav-h) + 34px);
  border-top: 1px solid var(--hair-d);
}
.fact-panel > div {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 24px;
  padding: 21px 4px;
  border-bottom: 1px solid var(--hair-d);
}
.fact-panel dt { font-size: 12px; letter-spacing: 0.16em; color: var(--gold); }
.fact-panel dd { font-size: 14px; color: var(--t-mute-d); }

.license-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(34px, 6vw, 82px);
  align-items: center;
  margin-top: clamp(52px, 8vw, 104px);
  padding-top: clamp(44px, 6vw, 72px);
  border-top: 1px solid var(--hair-d);
}
.license-card {
  overflow: hidden;
  border: 1px solid rgba(200, 164, 93, 0.28);
  border-radius: 7px;
  background: #e9e6df;
}
.license-card img {
  width: 100%;
  height: auto;
  aspect-ratio: 1478 / 1080;
  object-fit: contain;
  display: block;
}
.license-card figcaption {
  padding: 13px 16px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--t-mute-d);
  background: var(--ink-2);
}
.license-copy h3 {
  margin-top: 14px;
  font-family: var(--serif);
  font-size: clamp(26px, 3vw, 40px);
  font-weight: 400;
  line-height: 1.45;
  color: var(--t-strong-d);
}
.license-copy p:last-child { margin-top: 20px; color: var(--t-mute-d); line-height: 2; }

.location-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.location-card {
  min-height: 310px;
  padding: 34px 32px;
  border: 1px solid var(--hair-l);
  background: rgba(255, 255, 255, 0.62);
  transition: transform 0.35s var(--ease), border-color 0.35s, box-shadow 0.35s;
}
.location-card:hover {
  transform: translateY(-5px);
  border-color: rgba(160, 123, 50, 0.45);
  box-shadow: 0 22px 54px rgba(34, 31, 26, 0.1);
}
.location-index { font-size: 11px; letter-spacing: 0.18em; color: var(--gold-deep); }
.location-card h3 {
  margin-top: 32px;
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 400;
  color: var(--t-strong-l);
}
.location-card address {
  margin-top: 24px;
  font-style: normal;
  font-size: 15px;
  line-height: 2;
  color: var(--t-strong-l);
}
.location-card p {
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px solid var(--hair-l);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--t-mute-l);
}
.coverage-panel {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 36px;
  align-items: center;
  margin-top: 18px;
  padding: 34px 36px;
  color: var(--t-strong-d);
  background: var(--ink);
  border: 1px solid var(--hair-d);
}
.coverage-panel h3 { margin-top: 8px; font-family: var(--serif); font-size: 27px; font-weight: 400; }
.coverage-panel p { margin-top: 10px; font-size: 13px; line-height: 1.9; color: var(--t-mute-d); }
.coverage-chips { display: flex; flex-wrap: wrap; gap: 10px; justify-content: flex-end; }
.coverage-chips span {
  padding: 10px 15px;
  border: 1px solid var(--hair-d);
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold-soft);
}

.evidence-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.evidence-card {
  position: relative;
  overflow: hidden;
  min-height: 0;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--hair-d);
  border-radius: 6px;
  background: var(--ink);
}
.evidence-card--wide { grid-column: span 1; }
.evidence-card img {
  width: 100%;
  height: 100%;
  min-height: 0;
  object-fit: contain;
  object-position: center;
  transition: filter 0.65s var(--ease);
}
.evidence-card:hover img { filter: brightness(0.88); }
.evidence-card figcaption {
  position: absolute;
  left: 16px;
  bottom: 14px;
  padding: 7px 12px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--t-strong-d);
  background: rgba(12, 11, 10, 0.78);
  border: 1px solid rgba(200, 164, 93, 0.26);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.brand-wall { grid-template-columns: repeat(5, 1fr); }
.brand-wall--second { margin-top: 18px; }
.brand-wall span { line-height: 1.7; }

.principle-grid { grid-template-columns: repeat(4, 1fr); border-left: 1px solid var(--hair-l); border-top-color: var(--hair-l); }
.principle-grid .why-item { border-color: var(--hair-l); color: var(--t-strong-l); }
.principle-grid .why-item:hover { background: rgba(200, 164, 93, 0.08); }
.principle-grid .why-item p { color: var(--t-mute-l); }
.principle-index { font-family: var(--serif); font-size: 34px; color: var(--gold-deep); }

.prep-card { min-height: 100%; }
.prep-card .card-kicker { color: var(--gold); }
.prep-list { display: grid; gap: 2px; margin-top: 4px; }
.prep-list li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 16px;
  padding: 17px 0;
  border-bottom: 1px solid var(--hair-d);
}
.prep-list li > span { font-family: var(--serif); font-size: 24px; color: var(--gold-deep); }
.prep-list strong { display: block; font-size: 14px; font-weight: 500; color: var(--t-strong-d); }
.prep-list p { margin-top: 3px; font-size: 13px; color: var(--t-mute-d); }
.source-note { margin-top: 22px; font-size: 12px; letter-spacing: 0.06em; color: var(--t-mute-d); }
.dock-contact { opacity: 1; }
.dock-btn > span:first-child { font-family: var(--serif); font-size: 18px; }

/* ---------- 回收指南入口 ---------- */
.guide-preview-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--hair-d);
  border-left: 1px solid var(--hair-d);
}
.guide-preview-card {
  min-height: 260px;
  padding: clamp(28px, 4vw, 44px);
  border-right: 1px solid var(--hair-d);
  border-bottom: 1px solid var(--hair-d);
  transition: background-color .35s var(--ease), transform .35s var(--ease);
}
.guide-preview-card:hover {
  background: rgba(200, 164, 93, .07);
  transform: translateY(-2px);
}
.guide-preview-card > span {
  display: block;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .2em;
  color: var(--gold);
}
.guide-preview-card h3 {
  margin-top: 18px;
  max-width: 540px;
  font-family: var(--serif);
  font-size: clamp(23px, 2.5vw, 31px);
  font-weight: 600;
  line-height: 1.45;
}
.guide-preview-card p {
  margin-top: 16px;
  max-width: 560px;
  color: var(--t-mute-d);
}
.guide-preview-card a {
  display: inline-block;
  margin-top: 24px;
  color: var(--gold-soft);
  border-bottom: 1px solid rgba(200, 164, 93, .4);
}
.guide-preview-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 36px;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .quote-card { max-width: 560px; }
  .au-tile { display: none; }
  .cat-grid, .review-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); gap: 40px 30px; }
  .step::before { display: none; }
  .val-inner, .contact-inner, .faq-inner { grid-template-columns: 1fr; }
  .faq-head { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .brand-wall { grid-template-columns: repeat(3, 1fr); }
  .fact-layout { grid-template-columns: 1fr; }
  .fact-panel { position: static; }
  .license-layout { grid-template-columns: 1fr; }
  .principle-grid { grid-template-columns: repeat(2, 1fr); }
  .guide-preview-grid { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: flex; margin-left: auto; }
  .topbar-contact-phones { display: none; }
  .why-grid { grid-template-columns: 1fr 1fr; }
  .service-grid, .evidence-grid { grid-template-columns: 1fr 1fr; }
  .evidence-card--wide { grid-column: span 2; }
  .location-grid { grid-template-columns: 1fr; }
  .location-card { min-height: 0; }
  .coverage-panel { grid-template-columns: 1fr; }
  .coverage-chips { justify-content: flex-start; }
}

@media (max-width: 620px) {
  body { font-size: 15px; }
  .container { width: calc(100% - 40px); }
  .topbar-inner { gap: 10px; }
  .topbar-inner > p { font-size: 10.5px; white-space: nowrap; }
  .topbar-contact-label { padding: 0 12px; font-size: 11.5px; }
  .hero { padding-top: calc(var(--topbar-h) + var(--nav-h) + 28px); }
  .hero-side { display: none; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 22px 16px; }
  .hero-visual, .hero-visual img { min-height: 0; height: auto; aspect-ratio: 4 / 3; }
  .hero-visual figcaption { left: 20px; right: 20px; bottom: 18px; align-items: flex-start; flex-direction: column; gap: 4px; }
  .quote-price { font-size: 46px; }
  .cat-grid, .review-grid, .steps, .why-grid, .service-grid, .evidence-grid, .principle-grid { grid-template-columns: 1fr; }
  .evidence-card--wide { grid-column: span 1; }
  .brand-wall { grid-template-columns: repeat(2, 1fr); }
  .brand-wall span { min-height: 78px; letter-spacing: 0.16em; }
  .footer-grid { grid-template-columns: 1fr; gap: 34px; }
  .calc-panel { padding: 24px 20px; }
  .book-form { padding: 28px 22px 24px; }
  .contact-direct { padding: 19px 18px; }
  .contact-direct-links { flex-direction: column; gap: 2px; }
  .contact-direct-links a { font-size: 27px; }
  .dock { right: 14px; bottom: 70px; }
  .dock-btn { width: 44px; height: 44px; }
  .fact-panel > div { grid-template-columns: 1fr; gap: 5px; }
  .location-card, .coverage-panel { padding: 28px 24px; }
}

/* ---------- 动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .ticker-track { animation: none; flex-wrap: wrap; }
  .live-dot { animation: none; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}

.icp-record a { color: inherit; text-decoration: none; }
.icp-record a:hover { color: #d4b06a; text-decoration: underline; }