/* 周末指南 官网样式 —— 与 App 一致：黑白灰 + 金盏花橙，克制用色、杂志感行高、利落直角。 */
:root {
  --ink-primary: #1A1A1A;
  --ink-body: #444444;
  --ink-meta: #9A9A9A;
  --hairline: #EEEEEE;
  --canvas: #FFFFFF;
  --surface: #F5F5F3;
  --marigold: #FF9500;
  --marigold-soft: #FFF2E0;
  --maxw: 1080px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink-body);
  background: var(--canvas);
  line-height: 1.6;            /* 正文 1.6 倍行高 */
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

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

/* 品牌标记：黑底圆角 + 金盏花橙圆点 */
.brand-mark {
  width: 26px; height: 26px; border-radius: 8px;
  background: var(--ink-primary); position: relative; display: inline-block; flex: none;
}
.brand-mark::after {
  content: ""; position: absolute; inset: 0; margin: auto;
  width: 9px; height: 9px; border-radius: 50%; background: var(--marigold);
}
.brand-name { font-weight: 700; color: var(--ink-primary); letter-spacing: .5px; }

/* 导航 */
.nav {
  position: sticky; top: 0; z-index: 20;
  background: rgba(255, 255, 255, .72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--hairline);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; }
.nav-links { display: flex; align-items: center; gap: 26px; font-size: 14px; color: var(--ink-body); }
.nav-links a:hover { color: var(--ink-primary); }

/* 按钮 */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 15px; font-weight: 600; border-radius: 10px; cursor: pointer;
  padding: 12px 22px; transition: opacity .2s, transform .2s, background .2s;
}
.btn-primary { background: var(--ink-primary); color: #fff; }
.btn-primary:hover { transform: translateY(-1px); }
.btn-primary.disabled { background: var(--surface); color: var(--ink-meta); cursor: default; }
.btn-ghost { padding: 8px 16px; border: 1px solid var(--marigold); color: var(--marigold); font-size: 14px; }
.btn-ghost:hover { background: var(--marigold-soft); }
.btn-text { color: var(--marigold); padding: 12px 6px; }

/* 首屏 */
.hero { padding: 64px 0 72px; }
.hero-inner { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.eyebrow {
  display: inline-block; font-size: 12px; font-weight: 600; letter-spacing: 1px;
  color: var(--marigold); background: var(--marigold-soft);
  padding: 5px 12px; border-radius: 999px; margin-bottom: 20px;
}
.hero h1 {
  font-size: clamp(40px, 6vw, 64px); line-height: 1.2; font-weight: 800;
  color: var(--ink-primary); letter-spacing: -1px;
}
.hero h1 .accent { color: var(--marigold); }
.lede { font-size: 17px; color: var(--ink-body); margin-top: 20px; max-width: 30em; }
.cta-row { display: flex; align-items: center; gap: 18px; margin-top: 32px; flex-wrap: wrap; }
.hint { font-size: 13px; color: var(--ink-meta); margin-top: 20px; }

/* CSS 手机样机 */
.phone {
  justify-self: center;
  width: 290px; height: 580px; border-radius: 44px;
  background: #0d0d0d; padding: 12px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .18), 0 0 0 1px rgba(0, 0, 0, .04);
}
.phone-screen {
  width: 100%; height: 100%; border-radius: 34px; background: var(--canvas);
  overflow: hidden; padding: 18px 14px; display: flex; flex-direction: column; gap: 12px;
}
.mini-top { display: flex; align-items: center; gap: 8px; }
.mini-city { font-weight: 700; color: var(--ink-primary); font-size: 15px; }
.mini-search {
  flex: 1; background: var(--surface); color: var(--ink-meta); font-size: 12px;
  padding: 7px 12px; border-radius: 999px;
}
.mini-avatar { width: 26px; height: 26px; border-radius: 50%; background: var(--surface); flex: none; }
.mini-chips { display: flex; gap: 6px; }
.chip { font-size: 11px; color: var(--ink-body); background: var(--surface); padding: 5px 11px; border-radius: 999px; }
.chip-on { background: var(--ink-primary); color: #fff; }
.mini-card { border-bottom: 1px solid var(--hairline); padding-bottom: 12px; display: flex; flex-direction: column; gap: 7px; }
.mini-card.dim { opacity: .5; }
.mini-row { display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; }
.mini-row strong { font-size: 15px; color: var(--ink-primary); line-height: 1.4; }
.mini-tag { font-size: 10px; color: var(--marigold); background: var(--marigold-soft); padding: 2px 8px; border-radius: 999px; flex: none; }
.mini-body { font-size: 11px; color: var(--ink-body); line-height: 1.5; }
.mini-photo {
  height: 96px; border-radius: 4px;     /* 利落 4px 直角 */
  background: linear-gradient(135deg, #efe9df, #e7e1ff);
}
.mini-foot { display: flex; justify-content: space-between; font-size: 11px; color: var(--ink-meta); }
.mini-status { color: var(--marigold); }

/* 区块通用 */
.section { padding: 80px 0; }
.section-alt { background: var(--surface); }
.section-title { font-size: clamp(26px, 3.4vw, 36px); font-weight: 800; color: var(--ink-primary); text-align: center; letter-spacing: -.5px; }
.section-title.left { text-align: left; }

/* 功能网格 */
.grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 48px; }
.feature { background: var(--canvas); border: 1px solid var(--hairline); border-radius: 16px; padding: 28px 22px; transition: transform .2s, box-shadow .2s; }
.feature:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(0, 0, 0, .06); }
.f-icon { font-size: 30px; margin-bottom: 14px; }
.feature h3 { font-size: 18px; color: var(--ink-primary); margin-bottom: 8px; }
.feature p { font-size: 14px; color: var(--ink-body); }

/* 场景 */
.scenes { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 48px; max-width: 760px; margin-left: auto; margin-right: auto; }
.scene { background: var(--canvas); border-radius: 14px; padding: 22px 24px; display: flex; align-items: baseline; gap: 16px; border: 1px solid var(--hairline); }
.scene-k { font-size: 20px; font-weight: 700; color: var(--ink-primary); flex: none; }
.scene-v { font-size: 14px; color: var(--ink-meta); }

/* 下载 */
.download-inner { display: grid; grid-template-columns: 1.4fr .6fr; gap: 48px; align-items: center; }
.qr { display: flex; justify-content: center; }
.qr-box {
  width: 160px; height: 160px; border-radius: 16px; background: var(--surface);
  border: 1px dashed var(--ink-meta); display: flex; align-items: center; justify-content: center;
  text-align: center; color: var(--ink-meta); font-size: 14px; line-height: 1.6;
}

/* 页脚 */
.footer { border-top: 1px solid var(--hairline); padding: 44px 0; }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 24px; }
.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-brand .slogan { font-size: 13px; color: var(--ink-meta); margin-left: 4px; }
.footer-links { display: flex; gap: 22px; font-size: 14px; color: var(--ink-body); }
.footer-links a:hover { color: var(--marigold); }
.footer-meta { font-size: 12px; color: var(--ink-meta); text-align: right; line-height: 1.9; }
.footer-meta a:hover { color: var(--marigold); }
.footer-meta .copyright { color: var(--ink-meta); }

/* 响应式 */
@media (max-width: 880px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .phone { order: -1; }
  .grid { grid-template-columns: repeat(2, 1fr); }
  .download-inner { grid-template-columns: 1fr; }
  .qr { justify-content: flex-start; }
  .nav-links a:not(.btn) { display: none; }
}
@media (max-width: 540px) {
  .grid { grid-template-columns: 1fr; }
  .scenes { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .footer-meta { text-align: left; }
}