/* 新阅时代科技 官网样式 — 简约清新 / 无外部依赖 */

:root {
  --brand:        #2f9e8f;
  --brand-dark:   #238074;
  --brand-soft:   #e8f5f2;
  --ink:          #1d2b2a;
  --ink-2:        #4a5b59;
  --ink-3:        #7b8c8a;
  --line:         #e4ebe9;
  --bg:           #ffffff;
  --bg-alt:       #f7fbfa;
  --radius:       14px;
  --wrap:         1100px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
               -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--brand-dark); text-decoration: none; }
a:hover { color: var(--brand); }

h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: .01em; }

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- 导航 ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, .88);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--line);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 66px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: .04em;
}

.brand-mark { width: 28px; height: 28px; flex: none; }
.brand-mark rect { fill: none; stroke: var(--brand); stroke-width: 2; }
.brand-mark path { fill: none; stroke: var(--brand); stroke-width: 2.2; stroke-linejoin: round; }

.nav-links { display: flex; gap: 28px; }

.nav-links a {
  color: var(--ink-2);
  font-size: 15px;
  position: relative;
  padding-bottom: 2px;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%; bottom: 0;
  height: 1.5px;
  background: var(--brand);
  transition: right .25s ease;
}

.nav-links a:hover { color: var(--brand-dark); }
.nav-links a:hover::after { right: 0; }

/* ---------- 首屏 ---------- */

.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, var(--brand-soft) 0%, #ffffff 92%);
}

.hero-deco {
  position: absolute;
  top: -180px; right: -140px;
  width: 520px; height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, rgba(47, 158, 143, .18), rgba(47, 158, 143, 0) 68%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  padding: 108px 24px 104px;
  max-width: 820px;
  margin: 0 auto;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--brand-dark);
  font-size: 12px;
  letter-spacing: .22em;
  font-weight: 600;
}

.hero h1 {
  font-size: 44px;
  line-height: 1.42;
  letter-spacing: .02em;
}

.lead {
  margin: 24px 0 0;
  max-width: 640px;
  color: var(--ink-2);
  font-size: 16.5px;
}

.hero-actions { margin-top: 36px; display: flex; gap: 14px; flex-wrap: wrap; }

.btn {
  display: inline-block;
  padding: 11px 28px;
  border-radius: 999px;
  font-size: 15px;
  border: 1px solid transparent;
  transition: all .2s ease;
}

.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); color: #fff; }

.btn-ghost { border-color: var(--brand); color: var(--brand-dark); background: transparent; }
.btn-ghost:hover { background: var(--brand-soft); }

/* ---------- 通用区块 ---------- */

.section { padding: 92px 0; }
.section-alt { background: var(--bg-alt); }

.kicker {
  margin: 0 0 10px;
  color: var(--brand);
  font-size: 13px;
  letter-spacing: .18em;
  font-weight: 600;
}

.title {
  margin: 0 0 44px;
  font-size: 28px;
  line-height: 1.6;
}

/* ---------- 关于我们 ---------- */

.about-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 56px;
  align-items: start;
}

.about-text p { margin: 0 0 18px; color: var(--ink-2); }
.about-text p:last-child { margin-bottom: 0; }

.stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.stats li {
  background: #fff;
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stats strong { color: var(--brand-dark); font-size: 22px; font-weight: 600; line-height: 1.4; }
.stats span { color: var(--ink-3); font-size: 13.5px; }

/* ---------- 服务卡片 ---------- */

.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px 26px;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}

.card:hover {
  transform: translateY(-3px);
  border-color: #cfe4e0;
  box-shadow: 0 10px 28px rgba(31, 90, 82, .08);
}

.card-icon {
  width: 42px; height: 42px;
  border-radius: 11px;
  background: var(--brand-soft);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}

.card-icon svg {
  width: 21px; height: 21px;
  fill: none;
  stroke: var(--brand-dark);
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.card h3 { font-size: 17px; margin-bottom: 8px; }
.card p { margin: 0; color: var(--ink-2); font-size: 14.5px; line-height: 1.85; }

/* ---------- 理念 ---------- */

.values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.value-no {
  display: block;
  color: #bcd6d1;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .12em;
  margin-bottom: 12px;
}

.value h3 { font-size: 17px; margin-bottom: 8px; }
.value p { margin: 0; color: var(--ink-2); font-size: 14.5px; }

.value { border-top: 2px solid var(--brand-soft); padding-top: 20px; }

/* ---------- 联系方式 ---------- */

.contact {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-list { margin: 0; display: grid; gap: 1px; background: var(--line);
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }

.contact-list > div {
  background: #fff;
  display: flex;
  gap: 16px;
  padding: 16px 22px;
}

.contact-list dt { color: var(--ink-3); font-size: 14px; width: 84px; flex: none; }
.contact-list dd { margin: 0; font-size: 14.5px; color: var(--ink); word-break: break-all; }

.contact-note { margin: 0; color: var(--ink-2); font-size: 14.5px; }

/* ---------- 页脚 ---------- */

.footer {
  border-top: 1px solid var(--line);
  background: #fff;
  padding: 34px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-brand { margin: 0; font-size: 15px; font-weight: 600; letter-spacing: .06em; color: var(--ink-2); }

.footer-meta {
  margin: 0;
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  color: var(--ink-3);
  font-size: 13.5px;
}

.footer-meta a { color: var(--ink-3); }
.footer-meta a:hover { color: var(--brand-dark); }

/* ---------- 响应式 ---------- */

@media (max-width: 900px) {
  .about-grid, .contact { grid-template-columns: 1fr; gap: 32px; }
  .cards { grid-template-columns: 1fr 1fr; }
  .values { grid-template-columns: 1fr; gap: 28px; }
}

@media (max-width: 640px) {
  .nav-links { display: none; }
  .hero-inner { padding: 72px 24px 68px; }
  .hero h1 { font-size: 30px; }
  .section { padding: 64px 0; }
  .title { font-size: 23px; margin-bottom: 32px; }
  .cards { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}