/* ==========================================================================
   湖南迅乐达科技 · 官网展示样式
   自包含样式，无外部字体 / 无外链资源
   ========================================================================== */

:root {
  --ink:        #070B16;
  --ink-2:      #0C1224;
  --ink-3:      #141C33;
  --paper:      #F7F5F1;
  --paper-2:    #EFEBE4;

  --gold:       #E3A45C;
  --gold-lt:    #F6D49B;
  --rose:       #D9765F;
  --mint:       #5FD3C4;

  --text:       #161C2C;
  --text-dim:   #5A6172;
  --text-light: #B9C0D0;
  --text-light-dim: #7E879C;

  --line:       rgba(16, 24, 43, 0.10);
  --line-light: rgba(255, 255, 255, 0.10);

  --radius-s: 10px;
  --radius:   16px;
  --radius-l: 24px;

  --shadow-s: 0 2px 8px rgba(9, 14, 28, 0.06);
  --shadow:   0 18px 44px rgba(9, 14, 28, 0.10);
  --shadow-l: 0 34px 90px rgba(4, 8, 18, 0.55);

  --maxw: 1180px;
  --ease: cubic-bezier(0.22, 0.68, 0.28, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font-family: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC",
               -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4 { margin: 0; font-weight: 700; line-height: 1.25; letter-spacing: -0.01em; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }

::selection { background: var(--gold); color: #12182B; }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 999;
  background: var(--ink); color: #fff; padding: 10px 18px; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; border-radius: 4px; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- 通用标题 ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: 13px; font-weight: 600; letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-lt);
  margin-bottom: 18px;
}
.eyebrow .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(227, 164, 92, 0.18);
}
.eyebrow-dark { color: var(--rose); }
.eyebrow-dark .dot { background: var(--rose); box-shadow: 0 0 0 4px rgba(217, 118, 95, 0.15); }

.grad {
  background: linear-gradient(100deg, var(--gold-lt) 0%, var(--gold) 38%, var(--rose) 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.grad-dark {
  background: linear-gradient(100deg, var(--rose) 0%, var(--gold) 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

.sec-head { max-width: 720px; margin: 0 auto 56px; text-align: center; }
.sec-head h2 { font-size: clamp(28px, 3.6vw, 42px); margin-bottom: 18px; }
.sec-sub { color: var(--text-dim); font-size: 16px; }
.sec-head-light .sec-sub { color: var(--text-light-dim); }

.section { padding: clamp(72px, 9vw, 116px) 0; position: relative; }
.section-dark {
  background: var(--ink);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.section-dark::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(760px 380px at 12% 0%, rgba(227, 164, 92, 0.13), transparent 70%),
    radial-gradient(620px 420px at 88% 100%, rgba(217, 118, 95, 0.13), transparent 72%);
  pointer-events: none;
}
.section-dark .container { position: relative; z-index: 1; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 14px 26px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 15px; font-weight: 600;
  cursor: pointer;
  transition: transform .28s var(--ease), box-shadow .28s var(--ease), background .28s var(--ease), border-color .28s var(--ease);
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; transition: transform .28s var(--ease); }
.btn:hover { transform: translateY(-2px); }
.btn:hover svg { transform: translateX(3px); }

.btn-primary {
  background: linear-gradient(120deg, var(--gold-lt), var(--gold) 55%, var(--rose));
  color: #14192B;
  box-shadow: 0 12px 30px rgba(227, 164, 92, 0.28);
}
.btn-primary:hover { box-shadow: 0 18px 42px rgba(227, 164, 92, 0.38); }

.btn-ghost {
  border-color: rgba(255, 255, 255, 0.22);
  color: #fff;
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(6px);
}
.btn-ghost:hover { border-color: rgba(246, 212, 155, 0.5); background: rgba(255, 255, 255, 0.09); }

.btn-block { width: 100%; }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(7, 11, 22, 0.55);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: background .3s var(--ease), border-color .3s var(--ease);
}
.site-header.is-solid {
  background: rgba(7, 11, 22, 0.92);
  border-bottom-color: rgba(255, 255, 255, 0.08);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}

.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand-mark { width: 40px; height: 40px; flex: none; }
.brand-mark svg { width: 100%; height: 100%; }
.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-text strong { font-size: 16px; color: #fff; letter-spacing: 0.02em; }
.brand-text small { font-size: 11.5px; color: var(--text-light-dim); letter-spacing: 0.06em; }

.site-nav { display: flex; align-items: center; gap: 30px; }
.site-nav a {
  font-size: 14.5px; color: var(--text-light);
  transition: color .25s var(--ease);
  position: relative;
}
.site-nav a:not(.nav-cta):hover { color: #fff; }
.site-nav a:not(.nav-cta)::after {
  content: ""; position: absolute; left: 0; bottom: -7px;
  width: 0; height: 1.5px; background: var(--gold);
  transition: width .3s var(--ease);
}
.site-nav a:not(.nav-cta):hover::after { width: 100%; }
.site-nav a.is-active { color: var(--gold-lt); }
.site-nav a.is-active::after { width: 100%; }

.site-nav .nav-cta {
  padding: 9px 20px;
  border-radius: 999px;
  border: 1px solid rgba(246, 212, 155, 0.42);
  color: var(--gold-lt);
  transition: background .25s var(--ease), border-color .25s var(--ease), color .25s var(--ease);
}
.site-nav .nav-cta:hover { background: rgba(227, 164, 92, 0.14); color: #fff; border-color: var(--gold); }

.nav-toggle {
  display: none;
  width: 42px; height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
  padding: 0;
  flex-direction: column; align-items: center; justify-content: center; gap: 5px;
}
.nav-toggle span {
  display: block; width: 18px; height: 1.8px; border-radius: 2px;
  background: #fff;
  transition: transform .3s var(--ease), opacity .2s var(--ease);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.8px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.8px) rotate(-45deg); }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  background: var(--ink);
  color: #fff;
  margin-top: -72px;
  padding: calc(72px + clamp(40px, 5vw, 72px)) 0 clamp(48px, 6vw, 76px);
  overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.blob { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .55; }
.blob-1 {
  width: 620px; height: 620px; top: -230px; left: -160px;
  background: radial-gradient(circle, rgba(227, 164, 92, 0.50), transparent 66%);
  animation: float1 18s ease-in-out infinite;
}
.blob-2 {
  width: 540px; height: 540px; top: 10%; right: -180px;
  background: radial-gradient(circle, rgba(217, 118, 95, 0.44), transparent 68%);
  animation: float2 22s ease-in-out infinite;
}
.blob-3 {
  width: 460px; height: 460px; bottom: -220px; left: 42%;
  background: radial-gradient(circle, rgba(95, 211, 196, 0.22), transparent 70%);
  animation: float1 26s ease-in-out infinite reverse;
}
.grid-overlay {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 30%, #000 25%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 30%, #000 25%, transparent 78%);
}
@keyframes float1 { 0%,100% { transform: translate3d(0,0,0); } 50% { transform: translate3d(48px, 38px, 0); } }
@keyframes float2 { 0%,100% { transform: translate3d(0,0,0); } 50% { transform: translate3d(-52px, 34px, 0); } }

.hero-inner {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
  padding-bottom: clamp(48px, 6vw, 76px);
}

.hero h1 {
  font-size: clamp(34px, 5.2vw, 60px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  margin-bottom: 22px;
}
.hero-lead {
  font-size: clamp(15px, 1.5vw, 17px);
  color: var(--text-light);
  max-width: 560px;
  margin-bottom: 34px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 36px; }

.hero-trust { display: flex; flex-wrap: wrap; gap: 12px 26px; }
.hero-trust li {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13.5px; color: var(--text-light-dim);
}
.hero-trust svg { width: 18px; height: 18px; color: var(--gold); flex: none; }

/* ---------- 产品界面 mock ---------- */
.hero-visual { position: relative; }
.mock {
  position: relative;
  border-radius: var(--radius-l);
  background: linear-gradient(165deg, rgba(255,255,255,0.085), rgba(255,255,255,0.02));
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow-l);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  overflow: hidden;
  animation: mockIn 1s var(--ease) both;
}
@keyframes mockIn { from { opacity: 0; transform: translateY(28px) scale(.97); } to { opacity: 1; transform: none; } }

.mock-bar {
  display: flex; align-items: center; gap: 7px;
  padding: 13px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  background: rgba(255, 255, 255, 0.03);
}
.mock-dot { width: 9px; height: 9px; border-radius: 50%; background: rgba(255,255,255,0.18); }
.mock-dot:first-child { background: rgba(217, 118, 95, 0.75); }
.mock-dot:nth-child(2) { background: rgba(227, 164, 92, 0.75); }
.mock-dot:nth-child(3) { background: rgba(95, 211, 196, 0.7); }
.mock-title { margin-left: 10px; font-size: 12px; color: var(--text-light-dim); letter-spacing: .04em; }

.mock-body { display: grid; grid-template-columns: 132px minmax(0, 1fr); }
.mock-side {
  padding: 16px 12px;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  display: flex; flex-direction: column; gap: 4px;
}
.ms-item {
  display: flex; align-items: center; gap: 9px;
  padding: 9px 10px; border-radius: 9px;
  font-size: 12.5px; color: var(--text-light-dim);
}
.ms-item i {
  width: 14px; height: 14px; border-radius: 4px; flex: none;
  background: rgba(255, 255, 255, 0.12);
}
.ms-item.is-on { background: rgba(227, 164, 92, 0.16); color: var(--gold-lt); }
.ms-item.is-on i { background: var(--gold); }

.mock-main { padding: 16px; display: flex; flex-direction: column; gap: 14px; min-width: 0; }
.mock-row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.mock-card {
  padding: 11px 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.07);
}
.mock-card em { display: block; font-style: normal; font-size: 11px; color: var(--text-light-dim); }
.mock-card strong { display: block; font-size: 19px; margin: 3px 0 2px; letter-spacing: -0.01em; }
.mock-card strong small { font-size: 12px; font-weight: 600; }
.mock-card .up { font-size: 10.5px; color: var(--mint); }
.mock-card .flat { font-size: 10.5px; color: var(--text-light-dim); }

.mock-schedule {
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.07);
  padding: 12px;
}
.ms-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.ms-head b { font-size: 12.5px; }
.ms-head span { font-size: 11px; color: var(--text-light-dim); }
.ms-grid {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 6px 8px;
  align-items: center;
}
.ms-time { font-size: 10.5px; color: var(--text-light-dim); }
.ms-cell {
  min-height: 30px; border-radius: 7px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 4px;
}
.chip {
  display: block;
  font-size: 10.5px; line-height: 1.4;
  padding: 5px 8px; border-radius: 6px;
  animation: chipIn .6s var(--ease) both;
}
.chip-a { background: rgba(227, 164, 92, 0.20); color: #F6D49B; border-left: 2px solid var(--gold); }
.chip-b { background: rgba(217, 118, 95, 0.20); color: #F2B3A5; border-left: 2px solid var(--rose); }
.chip-c { background: rgba(95, 211, 196, 0.16); color: #9BE7DC; border-left: 2px solid var(--mint); }
.chip:nth-child(1) { animation-delay: .1s; }
@keyframes chipIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.mock-float {
  position: absolute;
  z-index: 3;
  display: flex; align-items: center; gap: 10px;
  padding: 11px 15px;
  border-radius: 14px;
  background: rgba(18, 24, 42, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  font-size: 12px;
}
.mock-float b { display: block; font-size: 13px; }
.mock-float em { font-style: normal; font-size: 11px; color: var(--text-light-dim); }
.mf-ico {
  width: 26px; height: 26px; border-radius: 50%; flex: none;
  display: grid; place-items: center;
  background: rgba(95, 211, 196, 0.18); color: var(--mint); font-size: 13px;
}
.mock-float-1 { left: -28px; bottom: 86px; animation: float2 7s ease-in-out infinite; }
.mock-float-2 { right: -18px; top: 40%; animation: float1 8s ease-in-out infinite; }
.mock-float-2 b { color: var(--gold-lt); font-size: 15px; }

/* ---------- 数据条 ---------- */
.stats {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  overflow: hidden;
}
.stats li {
  background: rgba(12, 18, 36, 0.72);
  padding: 26px 20px;
  text-align: center;
}
.stats strong {
  display: block;
  font-size: clamp(26px, 3.4vw, 36px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 6px;
}
.stats strong i { font-style: normal; font-size: 15px; color: var(--gold); margin-left: 3px; }
.stats span { font-size: 13px; color: var(--text-light-dim); }

/* 数据条暂不上线（2026-10-22 起隐藏）；需要恢复请把下面三段一起删掉 */
.stats { display: none; }
.hero { padding-bottom: clamp(40px, 4.5vw, 64px); }
.hero-inner { padding-bottom: clamp(28px, 3vw, 48px); }

/* ==========================================================================
   产品能力
   ========================================================================== */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(258px, 1fr));
  gap: 20px;
}
.card {
  position: relative;
  padding: 30px 26px 28px;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-s);
  overflow: hidden;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.card::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(140deg, rgba(227, 164, 92, 0.10), transparent 55%);
  opacity: 0; transition: opacity .35s var(--ease);
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: rgba(227, 164, 92, 0.4); }
.card:hover::after { opacity: 1; }
.card > * { position: relative; z-index: 1; }

.card-ico {
  display: grid; place-items: center;
  width: 46px; height: 46px; border-radius: 13px;
  background: linear-gradient(135deg, rgba(227, 164, 92, 0.16), rgba(217, 118, 95, 0.13));
  color: var(--rose);
  margin-bottom: 18px;
}
.card-ico svg { width: 24px; height: 24px; }
.card h3 { font-size: 18px; margin-bottom: 10px; }
.card p { font-size: 14.5px; color: var(--text-dim); line-height: 1.78; }

/* ==========================================================================
   适用行业
   ========================================================================== */
.industries {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 18px;
}
.ind {
  position: relative;
  padding: 30px 26px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.09);
  transition: background .35s var(--ease), transform .35s var(--ease), border-color .35s var(--ease);
  overflow: hidden;
}
.ind::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: linear-gradient(180deg, var(--gold-lt), var(--rose));
  transform: scaleY(0); transform-origin: top;
  transition: transform .4s var(--ease);
}
.ind:hover { background: rgba(255, 255, 255, 0.06); transform: translateY(-4px); border-color: rgba(227, 164, 92, 0.3); }
.ind:hover::before { transform: scaleY(1); }
.ind-no {
  display: block;
  font-size: 13px; font-weight: 700; letter-spacing: .1em;
  color: var(--gold); margin-bottom: 12px;
}
.ind h3 { font-size: 19px; margin-bottom: 10px; }
.ind p { font-size: 14.5px; color: var(--text-light-dim); line-height: 1.78; }

/* ==========================================================================
   解决方案
   ========================================================================== */
.plans {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(272px, 1fr));
  gap: 20px;
  align-items: start;
  margin-bottom: clamp(56px, 7vw, 88px);
}
.plan {
  position: relative;
  padding: 32px 28px;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-s);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.plan:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.plan header { padding-bottom: 20px; margin-bottom: 20px; border-bottom: 1px solid var(--line); }
.plan h3 { font-size: 22px; margin-bottom: 6px; }
.plan header p { font-size: 13.5px; color: var(--text-dim); }
.plan ul { display: flex; flex-direction: column; gap: 11px; margin-bottom: 22px; }
.plan li {
  position: relative; padding-left: 26px;
  font-size: 14.5px; color: var(--text-dim);
}
.plan li::before {
  content: "";
  position: absolute; left: 0; top: 8px;
  width: 15px; height: 15px; border-radius: 50%;
  background: rgba(227, 164, 92, 0.18);
  box-shadow: inset 0 0 0 1px rgba(227, 164, 92, 0.55);
}
.plan li::after {
  content: "";
  position: absolute; left: 4.4px; top: 12.4px;
  width: 6px; height: 3px;
  border-left: 1.6px solid var(--rose); border-bottom: 1.6px solid var(--rose);
  transform: rotate(-45deg);
}
.plan-note {
  font-size: 13px; color: var(--text-light-dim);
  padding-top: 16px; border-top: 1px dashed var(--line);
}
.plan-featured {
  background: linear-gradient(170deg, #141B30, #0B1020);
  color: #fff;
  border-color: rgba(227, 164, 92, 0.35);
  box-shadow: 0 24px 60px rgba(9, 14, 28, 0.22);
}
.plan-featured header { border-bottom-color: rgba(255, 255, 255, 0.12); }
.plan-featured header p { color: var(--text-light-dim); }
.plan-featured li { color: var(--text-light); }
.plan-featured li::before { background: rgba(227, 164, 92, 0.22); box-shadow: inset 0 0 0 1px rgba(246, 212, 155, 0.6); }
.plan-featured li::after { border-color: var(--gold-lt); }
.plan-featured .plan-note { color: var(--text-light-dim); border-top-color: rgba(255, 255, 255, 0.12); }
.plan-badge {
  position: absolute; top: 16px; right: 16px;
  padding: 5px 12px; border-radius: 999px;
  font-size: 11.5px; font-weight: 700; letter-spacing: .08em;
  background: linear-gradient(120deg, var(--gold-lt), var(--rose));
  color: #14192B;
}

/* ---------- 服务流程 ---------- */
.flow {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  padding: clamp(30px, 4vw, 46px);
  box-shadow: var(--shadow-s);
}
.flow-head { text-align: center; margin-bottom: 38px; }
.flow-head h3 { font-size: 26px; margin-bottom: 8px; }
.flow-head p { color: var(--text-dim); font-size: 15px; }
.flow-list {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 24px;
  counter-reset: flow;
}
.flow-list li { position: relative; padding-top: 30px; }
.flow-list li::before {
  content: ""; position: absolute; top: 14px; left: 0; right: 0;
  height: 1px; background: linear-gradient(90deg, var(--line), transparent);
}
.flow-list li::after {
  content: ""; position: absolute; top: 9px; left: 0;
  width: 11px; height: 11px; border-radius: 50%;
  background: #fff; box-shadow: 0 0 0 2px var(--gold);
}
.fl-no {
  display: block; font-size: 12.5px; font-weight: 700; letter-spacing: .12em;
  color: var(--gold); margin-bottom: 8px;
}
.flow-list h4 { font-size: 17px; margin-bottom: 8px; }
.flow-list p { font-size: 14px; color: var(--text-dim); line-height: 1.75; }

/* ==========================================================================
   关于我们
   ========================================================================== */
.about-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 64px);
  align-items: start;
}
.about-copy h2 { font-size: clamp(28px, 3.6vw, 40px); margin-bottom: 22px; }
.about-copy p { font-size: 15.5px; color: var(--text-light); margin-bottom: 16px; max-width: 640px; }

.values { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.values li {
  padding: 24px 20px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: background .3s var(--ease), border-color .3s var(--ease);
}
.values li:hover { background: rgba(255, 255, 255, 0.07); border-color: rgba(227, 164, 92, 0.3); }
.values h4 { font-size: 17px; margin-bottom: 8px; color: var(--gold-lt); }
.values p { font-size: 13.5px; color: var(--text-light-dim); line-height: 1.7; }

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq-list {
  max-width: 860px; margin: 0 auto;
  display: flex; flex-direction: column; gap: 12px;
}
.faq-list details {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.faq-list details[open] { border-color: rgba(227, 164, 92, 0.42); box-shadow: var(--shadow-s); }
.faq-list summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 54px 20px 24px;
  font-size: 16px; font-weight: 600;
  position: relative;
  transition: color .25s var(--ease);
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary:hover { color: var(--rose); }
.faq-ico {
  position: absolute; right: 24px; top: 50%;
  width: 22px; height: 22px; margin-top: -11px;
}
.faq-ico::before, .faq-ico::after {
  content: ""; position: absolute; left: 50%; top: 50%;
  background: var(--gold); border-radius: 2px;
  transition: transform .3s var(--ease), opacity .3s var(--ease);
}
.faq-ico::before { width: 14px; height: 2px; transform: translate(-50%, -50%); }
.faq-ico::after  { width: 2px; height: 14px; transform: translate(-50%, -50%); }
details[open] .faq-ico::after { transform: translate(-50%, -50%) rotate(90deg); opacity: 0; }
.faq-body { padding: 0 24px 22px; }
.faq-body p { font-size: 14.5px; color: var(--text-dim); line-height: 1.85; }

/* ==========================================================================
   联系我们
   ========================================================================== */
.section-contact {
  background:
    radial-gradient(700px 340px at 88% 0%, rgba(227, 164, 92, 0.14), transparent 70%),
    var(--paper-2);
}
.contact-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 420px);
  gap: clamp(32px, 5vw, 64px);
  align-items: start;
}
.contact-copy h2 { font-size: clamp(28px, 3.6vw, 42px); margin-bottom: 18px; }
.contact-copy .sec-sub { margin-bottom: 36px; max-width: 520px; }

.contact-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 20px; }
.contact-list li { display: flex; align-items: flex-start; gap: 13px; }
.c-ico {
  width: 42px; height: 42px; flex: none;
  display: grid; place-items: center;
  border-radius: 12px;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--rose);
  box-shadow: var(--shadow-s);
}
.c-ico svg { width: 21px; height: 21px; }
.contact-list em {
  display: block; font-style: normal;
  font-size: 12.5px; color: var(--text-dim); margin-bottom: 3px;
}
.contact-list a, .contact-list span { font-size: 15.5px; font-weight: 600; }
.contact-list a:hover { color: var(--rose); }

.contact-form {
  padding: clamp(26px, 3vw, 36px);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow);
}
.contact-form h3 { font-size: 21px; margin-bottom: 8px; }
.cf-sub { font-size: 13.5px; color: var(--text-dim); margin-bottom: 24px; }

.field { display: block; margin-bottom: 16px; }
.field > span { display: block; font-size: 13.5px; font-weight: 600; margin-bottom: 7px; }
.field > span i { color: var(--rose); font-style: normal; }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius-s);
  border: 1px solid var(--line);
  background: #FBFAF8;
  font-size: 14.5px;
  transition: border-color .25s var(--ease), background .25s var(--ease), box-shadow .25s var(--ease);
}
.field textarea { resize: vertical; min-height: 82px; }
.field select { appearance: none; background-image: none; cursor: pointer; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--gold);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(227, 164, 92, 0.16);
}
.field.is-invalid input, .field.is-invalid select { border-color: var(--rose); background: rgba(217, 118, 95, 0.05); }

.cf-note { margin-top: 14px; font-size: 12.5px; color: var(--text-dim); line-height: 1.7; }
.cf-note a { color: var(--rose); font-weight: 600; }
.cf-note.is-ok { color: #2F8A6B; }
.cf-note.is-err { color: var(--rose); }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: var(--ink);
  color: var(--text-light);
  padding: clamp(44px, 5vw, 64px) 0 28px;
}
.footer-inner {
  display: flex; flex-wrap: wrap; gap: 32px;
  align-items: flex-start; justify-content: space-between;
  padding-bottom: 30px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
}
.footer-brand { display: flex; align-items: center; gap: 14px; max-width: 460px; }
.footer-brand strong { display: block; color: #fff; font-size: 16px; margin-bottom: 5px; }
.footer-brand p { font-size: 13.5px; color: var(--text-light-dim); }
.footer-nav { display: flex; flex-wrap: wrap; gap: 14px 26px; }
.footer-nav a { font-size: 14px; color: var(--text-light); transition: color .25s var(--ease); }
.footer-nav a:hover { color: var(--gold-lt); }

.footer-bottom {
  display: flex; flex-wrap: wrap; gap: 10px 24px;
  justify-content: space-between; align-items: center;
  padding-top: 22px;
  font-size: 13px; color: var(--text-light-dim);
}
.footer-bottom a:hover { color: var(--gold-lt); }
.footer-bottom .sep { margin: 0 8px; opacity: .5; }

/* ==========================================================================
   滚动揭示
   ========================================================================== */
[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
[data-reveal][data-reveal-delay="1"] { transition-delay: .08s; }
[data-reveal][data-reveal-delay="2"] { transition-delay: .16s; }
[data-reveal][data-reveal-delay="3"] { transition-delay: .24s; }
[data-reveal][data-reveal-delay="4"] { transition-delay: .32s; }
[data-reveal].is-visible { opacity: 1; transform: none; }

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width: 1080px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { order: 2; max-width: 620px; }
  .about-inner { grid-template-columns: 1fr; }
  .contact-inner { grid-template-columns: 1fr; }
  .contact-form { max-width: 560px; }
  .mock-float { display: none; }
}

@media (max-width: 900px) {
  .nav-toggle { display: flex; }
  .site-nav {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: #070B16;
    border-bottom: 1px solid rgba(255, 255, 255, 0.09);
    box-shadow: 0 24px 50px rgba(0, 0, 0, 0.45);
    padding: 10px 24px 22px;
    transform: translateY(-10px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity .28s var(--ease), transform .28s var(--ease), visibility .28s var(--ease);
  }
  .site-nav.is-open { opacity: 1; visibility: visible; transform: none; pointer-events: auto; }
  .site-nav a { padding: 13px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.07); font-size: 15.5px; }
  .site-nav a::after { display: none; }
  .site-nav .nav-cta {
    margin-top: 16px; text-align: center; border-bottom: 1px solid rgba(246, 212, 155, 0.42);
  }
  .mock-float-1 { left: -10px; }
  .mock-float-2 { right: -8px; }
}

@media (max-width: 720px) {
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .values { grid-template-columns: 1fr; }
  .mock-body { grid-template-columns: 1fr; }
  .mock-side { flex-direction: row; overflow-x: auto; border-right: none; border-bottom: 1px solid rgba(255,255,255,.08); }
  .ms-item { white-space: nowrap; }
  .mock-float { display: none; }
  .flow-list { grid-template-columns: 1fr; gap: 30px; }
  .flow-list li { padding-top: 26px; }
  .contact-list { grid-template-columns: 1fr; gap: 16px; }
  .footer-inner { flex-direction: column; }
}

@media (max-width: 480px) {
  .container { padding: 0 18px; }
  .hero-actions .btn { width: 100%; }
  .mock-row { grid-template-columns: 1fr 1fr; }
  .mock-row .mock-card:last-child { grid-column: span 2; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

/* ---------- 无障碍 / 打印 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
}

@media print {
  .site-header, .hero-bg, .mock-float, .contact-form, .nav-toggle { display: none !important; }
  body { background: #fff; color: #000; }
  .section-dark { background: #fff; color: #000; }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
}