/* ==========================================================================
   顺水鱼软件 · trade222.com
   品牌色：深海蓝 #0C2D48 / 碧波青 #1E88A8 #2EC4B6 / 锦鲤金 #F0A500
   ========================================================================== */

:root {
  --navy: #0C2D48;
  --navy-2: #145374;
  --teal: #1E88A8;
  --aqua: #2EC4B6;
  --cyan: #06B6D4;
  --gold: #F0A500;
  --coral: #E76F51;
  --red: #C1121F;
  --foam: #E8F9FD;
  --paper: #F0F9FF;

  --ink: #0d1b2a;
  --body: #40566b;
  --muted: #7b8fa1;
  --line: #e2ecf3;
  --white: #ffffff;

  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 2px 8px rgba(12, 45, 72, .06);
  --shadow: 0 10px 30px rgba(12, 45, 72, .08);
  --shadow-lg: 0 24px 60px rgba(12, 45, 72, .14);

  --max: 1180px;
  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", serif;
  --sans: "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --mono: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 84px; }

body {
  font-family: var(--sans);
  color: var(--body);
  background: var(--white);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; color: inherit; }

h1, h2, h3, h4 {
  font-family: var(--serif);
  color: var(--ink);
  font-weight: 700;
  line-height: 1.3;
}

.container { width: min(var(--max), 100% - 40px); margin-inline: auto; }

/* ---------- 顶部导航 ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  background: rgba(255, 255, 255, .88);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .25s;
}
.site-header.scrolled { box-shadow: var(--shadow-sm); }

.nav {
  height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 20px;
}
.brand { display: flex; align-items: center; gap: 11px; }
.brand img { width: 38px; height: 38px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-name { font-family: var(--serif); font-size: 19px; font-weight: 700; color: var(--navy); letter-spacing: .5px; }
.brand-sub { font-size: 11px; color: var(--muted); letter-spacing: 2px; text-transform: uppercase; }

.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a { font-size: 15px; color: var(--body); position: relative; padding: 4px 0; transition: color .2s; }
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 2px; width: 0;
  background: var(--aqua); transition: width .25s;
}
.nav-links a:hover { color: var(--navy); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 22px; border-radius: 999px;
  background: linear-gradient(135deg, var(--teal), var(--aqua));
  color: #fff; font-size: 15px; font-weight: 500;
  box-shadow: 0 6px 18px rgba(30, 136, 168, .28);
  transition: transform .2s, box-shadow .2s;
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 10px 26px rgba(30, 136, 168, .36); }

.nav-toggle {
  display: none; width: 42px; height: 42px; border: 1px solid var(--line);
  border-radius: 10px; background: #fff; cursor: pointer;
  align-items: center; justify-content: center; flex-direction: column; gap: 4px;
}
.nav-toggle span { display: block; width: 18px; height: 2px; background: var(--navy); border-radius: 2px; transition: .25s; }
.nav-toggle.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 14px 32px; border-radius: 999px; border: 1px solid transparent;
  font-size: 16px; font-weight: 500; cursor: pointer; white-space: nowrap;
  transition: transform .2s, box-shadow .2s, background .2s, color .2s, border-color .2s;
}
.btn-primary {
  background: linear-gradient(135deg, var(--teal), var(--aqua)); color: #fff;
  box-shadow: 0 10px 26px rgba(30, 136, 168, .3);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 34px rgba(30, 136, 168, .38); }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.35); backdrop-filter: blur(4px); }
.btn-ghost:hover { background: rgba(255,255,255,.18); transform: translateY(-2px); }
.btn-outline { background: #fff; color: var(--navy); border-color: var(--line); }
.btn-outline:hover { border-color: var(--teal); color: var(--teal); transform: translateY(-2px); }
.btn-sm { padding: 10px 22px; font-size: 14.5px; }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  padding: 168px 0 96px;
  background:
    radial-gradient(1100px 520px at 78% -12%, rgba(46, 196, 182, .22), transparent 62%),
    radial-gradient(760px 420px at 8% 8%, rgba(240, 165, 0, .10), transparent 60%),
    linear-gradient(165deg, #0C2D48 0%, #145374 58%, #0f4062 100%);
  color: #fff;
}
.hero::after {
  content: ""; position: absolute; inset: auto 0 -1px 0; height: 90px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 90' preserveAspectRatio='none'%3E%3Cpath d='M0,40 C240,80 480,0 720,26 C960,52 1200,84 1440,44 L1440,90 L0,90 Z' fill='%23ffffff'/%3E%3C/svg%3E") no-repeat center bottom / 100% 100%;
}
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.15fr .85fr; gap: 60px; align-items: center; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 7px 16px; border-radius: 999px;
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.2);
  font-size: 13.5px; color: #cfe9f2; margin-bottom: 26px;
}
.hero-badge i { width: 7px; height: 7px; border-radius: 50%; background: var(--aqua); box-shadow: 0 0 0 4px rgba(46,196,182,.22); }

.hero h1 { color: #fff; font-size: clamp(36px, 5.2vw, 58px); line-height: 1.18; letter-spacing: -1px; }
.hero h1 em { font-style: normal; color: var(--aqua); }
.hero h1 .gold { color: var(--gold); }

.hero-lead { margin: 24px 0 34px; font-size: 17.5px; color: #c3dbe6; max-width: 620px; }
.hero-lead b { color: #fff; font-weight: 500; }

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 2px;
  margin-top: 52px; background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.14); border-radius: var(--radius);
  overflow: hidden;
}
.hero-stat { background: rgba(12,45,72,.55); padding: 20px 16px; text-align: center; }
.hero-stat b { display: block; font-family: var(--serif); font-size: 30px; color: #fff; line-height: 1.2; }
.hero-stat span { font-size: 12.5px; color: #9ec4d4; letter-spacing: .5px; }

.hero-card {
  position: relative; background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.16); border-radius: var(--radius-lg);
  padding: 32px; backdrop-filter: blur(10px);
}
.hero-card::before {
  content: ""; position: absolute; inset: 0; border-radius: var(--radius-lg);
  background: linear-gradient(140deg, rgba(46,196,182,.18), transparent 55%);
  pointer-events: none;
}
.hero-card h3 { color: #fff; font-size: 17px; margin-bottom: 20px; letter-spacing: .5px; }
.hero-card ul { list-style: none; display: grid; gap: 13px; }
.hero-card li { display: flex; gap: 12px; align-items: flex-start; font-size: 14.5px; color: #b9d4e0; }
.hero-card li svg { flex: 0 0 20px; margin-top: 3px; }
.hero-card li b { color: #fff; font-weight: 500; display: block; }
.hero-card li span { font-size: 13px; color: #8fb4c5; }

.pulse-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--aqua);
  flex: 0 0 8px; margin-top: 9px; position: relative;
}
.pulse-dot::after {
  content: ""; position: absolute; inset: -5px; border-radius: 50%;
  border: 1px solid var(--aqua); animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { transform: scale(.7); opacity: 1; }
  100% { transform: scale(1.6); opacity: 0; }
}

/* ---------- 区块通用 ---------- */
.section { padding: 92px 0; }
.section-alt { background: linear-gradient(180deg, var(--paper), #fff); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.eyebrow {
  display: inline-block; font-size: 12.5px; letter-spacing: 3px; text-transform: uppercase;
  color: var(--teal); font-weight: 600; margin-bottom: 14px;
}
.section-head h2 { font-size: clamp(28px, 3.6vw, 40px); letter-spacing: -.5px; }
.section-head p { margin-top: 16px; font-size: 16.5px; color: var(--muted); }

/* ---------- 服务卡片 ---------- */
.services { display: grid; grid-template-columns: repeat(auto-fit, minmax(268px, 1fr)); gap: 24px; }
.service-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 32px 28px; position: relative; overflow: hidden;
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.service-card::after {
  content: ""; position: absolute; left: 0; top: 0; height: 3px; width: 0;
  background: linear-gradient(90deg, var(--teal), var(--aqua)); transition: width .35s;
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.service-card:hover::after { width: 100%; }
.service-ico {
  width: 54px; height: 54px; border-radius: 15px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--foam), #d8f1f7); margin-bottom: 20px;
}
.service-card h3 { font-size: 19px; margin-bottom: 10px; }
.service-card > p { font-size: 14.5px; color: var(--muted); margin-bottom: 16px; }
.service-card ul { list-style: none; display: grid; gap: 8px; }
.service-card ul li { font-size: 14px; padding-left: 20px; position: relative; color: var(--body); }
.service-card ul li::before {
  content: ""; position: absolute; left: 0; top: 9px; width: 7px; height: 7px;
  border-radius: 2px; background: var(--aqua); transform: rotate(45deg);
}

/* ---------- 能力条 ---------- */
.capabilities { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.cap {
  padding: 10px 20px; border-radius: 999px; background: #fff;
  border: 1px solid var(--line); font-size: 14px; color: var(--navy-2);
  font-family: var(--mono); font-size: 13.5px; transition: .2s;
}
.cap:hover { border-color: var(--aqua); color: var(--teal); transform: translateY(-2px); }

/* ---------- 案例 ---------- */
.cases { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 24px; }
.case-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  overflow: hidden; display: flex; flex-direction: column;
  transition: transform .3s, box-shadow .3s;
}
.case-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.case-thumb {
  height: 168px; position: relative; overflow: hidden;
  background: linear-gradient(135deg, var(--navy), var(--navy-2));
  display: grid; place-items: center;
}
.case-thumb::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(420px 200px at 75% 20%, rgba(46,196,182,.3), transparent 65%);
}
.case-thumb .glyph { font-size: 44px; position: relative; z-index: 1; filter: drop-shadow(0 6px 14px rgba(0,0,0,.3)); }
.case-tag {
  position: absolute; left: 14px; top: 14px; z-index: 2;
  padding: 5px 13px; border-radius: 999px; font-size: 12px;
  background: rgba(255,255,255,.16); color: #fff; border: 1px solid rgba(255,255,255,.25);
  backdrop-filter: blur(4px);
}
.case-body { padding: 22px 24px 24px; flex: 1; display: flex; flex-direction: column; }
.case-body h3 { font-size: 17.5px; margin-bottom: 8px; }
.case-body p { font-size: 14px; color: var(--muted); margin-bottom: 16px; flex: 1; }
.case-meta { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 16px; }
.case-meta span {
  font-size: 12px; padding: 4px 10px; border-radius: 6px;
  background: var(--foam); color: var(--navy-2); font-family: var(--mono);
}
.case-link {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 14px; color: var(--teal); font-weight: 500; margin-top: auto;
}
.case-link svg { transition: transform .2s; }
.case-card:hover .case-link svg { transform: translateX(4px); }

/* ---------- 流程 ---------- */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; position: relative; }
.step {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 22px; position: relative;
}
.step-no {
  font-family: var(--mono); font-size: 13px; font-weight: 700; color: var(--aqua);
  background: var(--foam); width: 34px; height: 34px; border-radius: 10px;
  display: grid; place-items: center; margin-bottom: 14px;
}
.step h3 { font-size: 16.5px; margin-bottom: 8px; }
.step p { font-size: 14px; color: var(--muted); }

/* ---------- FAQ ---------- */
.faq { max-width: 800px; margin-inline: auto; display: grid; gap: 12px; }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.faq-q {
  width: 100%; text-align: left; background: none; border: 0; cursor: pointer;
  padding: 19px 24px; font-size: 16px; font-weight: 500; color: var(--ink);
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq-q i {
  flex: 0 0 22px; width: 22px; height: 22px; border-radius: 50%;
  background: var(--foam); color: var(--teal); display: grid; place-items: center;
  font-style: normal; font-size: 15px; transition: transform .3s;
}
.faq-item.open .faq-q i { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .35s ease; }
.faq-a p { padding: 0 24px 20px; font-size: 14.5px; color: var(--muted); }

/* ---------- CTA ---------- */
.cta-band {
  background: linear-gradient(135deg, var(--navy), var(--navy-2) 55%, #0f4062);
  color: #fff; padding: 68px 0; position: relative; overflow: hidden;
}
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(700px 300px at 85% 30%, rgba(46,196,182,.2), transparent 65%);
}
.cta-inner {
  position: relative; z-index: 1; display: flex; align-items: center;
  justify-content: space-between; gap: 40px; flex-wrap: wrap;
}
.cta-inner h2 { color: #fff; font-size: clamp(24px, 3vw, 33px); }
.cta-inner p { color: #a8c9d8; margin-top: 10px; font-size: 15.5px; }

/* ---------- 表单 ---------- */
.form-wrap { display: grid; grid-template-columns: 1fr 1.15fr; gap: 54px; align-items: start; }
.form-side h2 { font-size: clamp(26px, 3.2vw, 35px); margin-bottom: 16px; }
.form-side > p { color: var(--muted); margin-bottom: 28px; }
.contact-list { display: grid; gap: 16px; }
.contact-item {
  display: flex; gap: 14px; align-items: flex-start;
  background: var(--paper); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 16px 18px;
}
.contact-item .ci-ico {
  flex: 0 0 40px; width: 40px; height: 40px; border-radius: 11px;
  background: #fff; display: grid; place-items: center; border: 1px solid var(--line);
}
.contact-item b { display: block; color: var(--ink); font-size: 14.5px; font-weight: 600; }
.contact-item span { font-size: 13.5px; color: var(--muted); word-break: break-all; }
.contact-item a:hover span { color: var(--teal); }

.form-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 32px; box-shadow: var(--shadow-sm);
}
.form-card h3 { font-size: 20px; margin-bottom: 6px; }
.form-card .form-hint { font-size: 13.5px; color: var(--muted); margin-bottom: 22px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: grid; gap: 7px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 13.5px; color: var(--navy-2); font-weight: 500; }
.field label span { color: var(--coral); }
.field input, .field textarea, .field select {
  width: 100%; padding: 12px 15px; border: 1px solid var(--line);
  border-radius: 10px; background: #fff; font-size: 15px; transition: border-color .2s, box-shadow .2s;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: 0; border-color: var(--aqua); box-shadow: 0 0 0 3px rgba(46,196,182,.14);
}
.field textarea { resize: vertical; min-height: 116px; }
.form-submit { margin-top: 20px; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.form-note { font-size: 12.5px; color: var(--muted); }
.form-status { margin-top: 14px; padding: 13px 16px; border-radius: 10px; font-size: 14px; display: none; }
.form-status.ok { display: block; background: #e9f8f1; color: #1c7a52; border: 1px solid #bfe8d5; }
.form-status.err { display: block; background: #fdeeec; color: #a8321f; border: 1px solid #f3c9c1; }

/* ---------- 页脚 ---------- */
.site-footer { background: #08223a; color: #8fb0c0; padding: 58px 0 26px; }
.footer-top { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 44px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,.09); }
.footer-brand { display: flex; gap: 13px; align-items: flex-start; margin-bottom: 16px; }
.footer-brand img { width: 44px; height: 44px; }
.footer-brand .brand-name { color: #fff; font-size: 20px; }
.footer-brand .brand-sub { color: #6f93a6; }
.site-footer p { font-size: 14px; line-height: 1.85; }
.site-footer h4 { color: #fff; font-size: 15px; margin-bottom: 16px; font-family: var(--sans); font-weight: 600; }
.footer-links { list-style: none; display: grid; gap: 10px; }
.footer-links a { font-size: 14px; transition: color .2s; }
.footer-links a:hover { color: var(--aqua); }
.footer-bottom {
  padding-top: 22px; display: flex; justify-content: space-between;
  gap: 16px; flex-wrap: wrap; font-size: 13px; color: #5f8395;
}
.footer-bottom a { color: #7fa5b8; }

/* ---------- 内页 hero ---------- */
.page-hero {
  padding: 132px 0 62px; color: #fff; position: relative; overflow: hidden;
  background:
    radial-gradient(900px 420px at 80% -10%, rgba(46,196,182,.2), transparent 62%),
    linear-gradient(160deg, #0C2D48, #145374);
}
.page-hero h1 { color: #fff; font-size: clamp(30px, 4.2vw, 46px); }
.page-hero p { color: #b3d2e0; margin-top: 14px; font-size: 17px; max-width: 700px; }
.crumbs { font-size: 13.5px; color: #7fa9bd; margin-bottom: 16px; }
.crumbs a { color: var(--aqua); }

/* ---------- 服务详情页 ---------- */
.detail-list { display: grid; gap: 22px; }
.detail {
  display: grid; grid-template-columns: 200px 1fr; gap: 36px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 32px; transition: box-shadow .3s, transform .3s;
}
.detail:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.detail-num {
  font-family: var(--mono); font-size: 42px; font-weight: 700;
  color: var(--foam); line-height: 1;
}
.detail h3 { font-size: 20px; margin-bottom: 12px; }
.detail > div > p { font-size: 14.5px; color: var(--muted); margin-bottom: 16px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  font-size: 12.5px; padding: 5px 12px; border-radius: 7px;
  background: var(--paper); color: var(--navy-2); border: 1px solid var(--line);
  font-family: var(--mono);
}

/* ---------- 价格 ---------- */
.price-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.price-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 32px 28px; position: relative; transition: transform .3s, box-shadow .3s;
}
.price-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.price-card.featured {
  border-color: var(--aqua); box-shadow: 0 16px 44px rgba(30,136,168,.16);
}
.price-flag {
  position: absolute; right: 20px; top: -12px; padding: 5px 14px; border-radius: 999px;
  background: linear-gradient(135deg, var(--gold), var(--coral));
  color: #fff; font-size: 12px; font-weight: 600; box-shadow: 0 5px 14px rgba(231,111,81,.35);
}
.price-card h3 { font-size: 18px; margin-bottom: 8px; }
.price-amount { font-family: var(--serif); font-size: 30px; color: var(--navy); margin: 14px 0 6px; }
.price-amount small { font-size: 14px; color: var(--muted); font-family: var(--sans); }
.price-card > p { font-size: 13.5px; color: var(--muted); margin-bottom: 20px; }
.price-card ul { list-style: none; display: grid; gap: 10px; margin-bottom: 24px; }
.price-card ul li { font-size: 14px; padding-left: 24px; position: relative; }
.price-card ul li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  color: var(--aqua); font-weight: 700;
}

/* ---------- 案例详情 ---------- */
.case-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 26px; }
.case-item {
  border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden;
  background: #fff; display: flex; flex-direction: column;
  transition: transform .3s, box-shadow .3s;
}
.case-item:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.case-item .case-thumb { height: 150px; }
.case-item .case-body { padding: 20px 22px 24px; }
.case-item h3 { font-size: 16.5px; margin-bottom: 6px; }
.case-item .domain { font-family: var(--mono); font-size: 12.5px; color: var(--teal); margin-bottom: 12px; }
.case-item p { font-size: 13.5px; color: var(--muted); margin-bottom: 14px; }

/* ---------- 响应式 ---------- */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: 44px; }
  .form-wrap { grid-template-columns: 1fr; gap: 40px; }
  .detail { grid-template-columns: 1fr; gap: 14px; }
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .nav-links {
    position: fixed; inset: 68px 0 auto 0; flex-direction: column; gap: 0;
    background: #fff; border-bottom: 1px solid var(--line);
    padding: 8px 20px 20px; box-shadow: var(--shadow);
    transform: translateY(-140%); transition: transform .3s;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links a { padding: 13px 0; border-bottom: 1px solid var(--line); width: 100%; }
  .nav-links .nav-cta { margin-top: 14px; justify-content: center; border-bottom: 0; }
  .nav-toggle { display: flex; }
  .hero { padding: 132px 0 78px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .section { padding: 66px 0; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
}