/* 游牧虎官网 2026 · 白虎 · 三亚湾蓝 */

/* 标题字体：思源宋体 Heavy 子集，只含页面标题里用到的字。
   改了标题文案后运行 tools/subset-fonts.py 重新生成。 */
@font-face {
  font-family: "YMH Serif";
  src: url("../fonts/serif-900.woff2") format("woff2");
  font-weight: 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --blue: #0F3B4C;
  --deep: #0B2F3D;
  --cream: #F7F4EE;
  --sand: #D9B77E;
  --sand-ink: #8A6A35;
  --fund: #8FA9B0;
  --ink: #14262E;
  --muted: #4A5A61;
  --faint: #7D8A8F;
  --line: #DDD6C8;
  --band: #ECE5D7;
  --on-dark: #C9D6DA;
  --on-dark-2: #B7C8CC;
  --serif: "YMH Serif", "Songti SC", "STSong", "Noto Serif CJK SC", "Source Han Serif SC", "SimSun", serif;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", "Helvetica Neue", Arial, sans-serif;
  --radius: 18px;
  --header-h: 92px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
p, h1, h2, h3, figure, dl, dd, ol, ul { margin: 0; padding: 0; }
ul, ol { list-style: none; }
h1, h2, h3, .serif { font-family: var(--serif); font-weight: 900; letter-spacing: .02em; }
h2 { font-size: 42px; line-height: 1.3; margin-top: 18px; }
h3 { font-size: 20px; line-height: 1.45; }

.wrap { max-width: 1240px; margin: 0 auto; padding: 0 40px; }
.section { padding: 124px 0; }
.center { text-align: center; }
.eyebrow { font-size: 13px; letter-spacing: .24em; color: var(--sand-ink); font-weight: 500; }
.eyebrow.on-dark { color: var(--sand); }
.lead { font-size: 18px; line-height: 1.85; color: var(--muted); margin-top: 24px; }
.fine { font-size: 13px; color: var(--faint); margin-top: 16px; }
.text-link { color: var(--blue); font-weight: 500; border-bottom: 1px solid currentColor; padding-bottom: 2px; }
.text-link.on-dark { color: var(--sand); }
.section-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 48px; }
.section-head .lead { max-width: 460px; margin-top: 0; }
.section-head-side { max-width: 460px; }
.section-head-side .lead { margin-top: 0; }
.section-head-side .text-link { display: inline-block; margin-top: 14px; }

/* 待补充的占位内容，上线前要替换 */
.todo { border: 1px dashed #B9AE98; color: #8B8170; border-radius: 8px; padding: 14px 16px; font-size: 15px;
  background: repeating-linear-gradient(135deg, transparent 0 10px, rgba(185,174,152,.12) 10px 20px); }
.todo-inline { color: #9AA3A6; }

/* 按钮 */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 15px 30px; border-radius: 999px;
  font-size: 16px; font-weight: 500; font-family: var(--sans); border: 0; cursor: pointer; transition: transform .15s ease, background-color .15s ease, opacity .15s; }
.btn:hover { transform: translateY(-1px); }
.btn-sm { padding: 9px 22px; font-size: 15px; }
.btn-sand { background: var(--sand); color: var(--deep); }
.btn-sand:hover { background: #E3C48F; }
.btn-blue { background: var(--blue); color: var(--cream); }
.btn-blue:hover { background: #154C61; }
.btn-ghost { border: 1px solid rgba(247,244,238,.55); color: var(--cream); }
.btn-ghost:hover { background: rgba(247,244,238,.08); }
.btn-block { width: 100%; }

/* 顶部导航 */
.site-header { position: fixed; inset: 0 0 auto 0; z-index: 50; color: var(--cream); transition: background-color .25s ease, box-shadow .25s ease; }
.site-header::before { content: ""; position: absolute; inset: 0 0 -60px 0; background: linear-gradient(180deg, rgba(11,47,61,.55), rgba(11,47,61,0)); pointer-events: none; transition: opacity .25s; }
.site-header.is-solid { background: var(--blue); box-shadow: 0 6px 24px rgba(11,47,61,.18); }
.site-header.is-solid::before { opacity: 0; }
.header-inner { position: relative; display: flex; align-items: center; gap: 32px; height: var(--header-h); transition: height .25s ease; }
.site-header.is-solid .header-inner { height: 68px; }
.brand { position: relative; z-index: 2; display: flex; align-items: center; gap: 14px; margin-right: auto; }
.brand-mark { width: 40px; height: auto; }
.brand-name { font-size: 24px; letter-spacing: .14em; }
.brand-tag { font-size: 12px; letter-spacing: .2em; opacity: .72; border-left: 1px solid rgba(247,244,238,.4); padding-left: 14px; }
.main-nav { display: flex; align-items: center; gap: 30px; font-size: 15px; }
.main-nav > a:not(.btn) { opacity: .92; }
.main-nav > a:not(.btn):hover { opacity: 1; color: var(--sand); }
.main-nav > a.is-active { opacity: 1; color: var(--sand); }
.solid-header .site-header { background: var(--blue); box-shadow: 0 6px 24px rgba(11,47,61,.18); }
.solid-header .site-header::before { opacity: 0; }
.solid-header .site-header .header-inner { height: 68px; }
.main-nav .nav-owner { padding: 8px 18px; border: 1px solid rgba(247,244,238,.45); border-radius: 999px; margin-left: 6px; }
.nav-toggle { display: none; width: 44px; height: 44px; border: 0; background: transparent; padding: 10px; cursor: pointer; }
.nav-toggle span { display: block; height: 2px; background: var(--cream); margin: 5px 0; border-radius: 2px; transition: transform .2s, opacity .2s; }

/* 首屏 */
.hero { position: relative; min-height: max(760px, 100svh); max-height: 980px; display: flex; color: var(--cream); overflow: hidden; background: var(--deep); }
.hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 55%; }
/* 只在文字背后和顶部导航加柔和暗晕，海景保持原色 */
.hero-shade { position: absolute; inset: 0; background:
  linear-gradient(180deg, rgba(6,30,40,.28) 0%, rgba(6,30,40,0) 18%),
  radial-gradient(ellipse 50% 58% at 22% 52%, rgba(6,30,40,.46) 0%, rgba(6,30,40,.22) 55%, rgba(6,30,40,0) 100%); }
.hero .eyebrow, .hero h1, .hero-lead { text-shadow: 0 1px 3px rgba(0,20,30,.35), 0 2px 22px rgba(0,20,30,.55); }
.hero-body { position: relative; width: 100%; display: flex; align-items: center; padding-top: var(--header-h); padding-bottom: 72px; }
.hero-copy { max-width: 620px; }
.hero h1 { font-size: 64px; line-height: 1.22; margin-top: 26px; }
.hero-lead { font-size: 19px; line-height: 1.9; color: #DCE6E8; margin-top: 28px; max-width: 540px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 40px; }
.hero-owner { margin-top: 28px; font-size: 14px; color: var(--on-dark-2); }
.hero-owner a { color: var(--cream); border-bottom: 1px solid rgba(247,244,238,.5); }

/* 数据条 */
.stats { background: var(--deep); color: #E4ECEE; }
.stats-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); padding-top: 44px; padding-bottom: 44px; }
.stat { padding: 0 24px; border-left: 1px solid rgba(228,236,238,.15); }
.stat:first-child { padding-left: 0; border-left: 0; }
.stat-num { font-size: 40px; line-height: 1.2; color: var(--sand); }
.stat-label { font-size: 14px; margin-top: 8px; color: var(--on-dark-2); }

/* 合作与收益 */
.model-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 88px; align-items: start; }
.terms { margin-top: 40px; display: grid; gap: 18px; font-size: 15px; color: var(--muted); }
.terms div { display: flex; gap: 14px; }
.terms dt { color: var(--blue); font-weight: 700; width: 64px; flex: none; }
.split-card { background: #fff; border-radius: 20px; padding: 48px; box-shadow: 0 1px 0 var(--line), 0 24px 48px rgba(15,59,76,.06); }
.split-caption { font-size: 14px; color: var(--muted); }
.split-own { margin: 20px 0 0 50%; padding-bottom: 8px; border-bottom: 2px solid var(--sand); position: relative; font-size: 13px; color: var(--sand-ink); font-weight: 500; text-align: center; }
.split-own::before, .split-own::after { content: ""; position: absolute; bottom: -2px; width: 2px; height: 10px; background: var(--sand); }
.split-own::before { left: 0; } .split-own::after { right: 0; }
.fund-note { margin-top: 30px; padding: 20px 22px; border-radius: 12px; background: #F4EEE1; border-left: 3px solid var(--sand); }
.fund-note p:not(.fund-title) { font-size: 14px; color: var(--muted); margin-top: 6px; line-height: 1.75; }
.fund-title { font-weight: 700; color: var(--blue); }
.split-bar { display: flex; height: 76px; margin-top: 8px; border-radius: 12px; overflow: hidden; font-size: 24px; }
.seg { display: flex; align-items: center; padding-left: 22px; }
.seg-ymh { flex: 5; background: var(--blue); color: var(--cream); }
.seg-owner { flex: 4; background: var(--sand); color: var(--deep); }
.seg-fund { flex: 1; background: var(--fund); color: #fff; justify-content: center; padding-left: 0; font-size: 18px; }
.split-legend { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; margin-top: 36px; }
.split-legend p:not(.legend-title) { font-size: 14px; color: var(--muted); margin-top: 8px; line-height: 1.7; }
.legend-title { display: flex; align-items: center; gap: 10px; font-weight: 700; }
.dot { width: 10px; height: 10px; border-radius: 3px; flex: none; }
.dot-owner { background: var(--sand); } .dot-fund { background: var(--fund); } .dot-ymh { background: var(--blue); }
.principles-title { font-size: 28px; color: var(--blue); padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.model-photo { margin-top: 44px; }
.model-photo img { width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 16px; }
.model-photo figcaption { font-size: 13px; color: var(--faint); margin-top: 10px; }
.principle-list { display: grid; gap: 26px; margin-top: 24px; }
.principle-list li { padding-left: 18px; border-left: 3px solid var(--sand); }
.principle-list p:not(.legend-title) { font-size: 14px; color: var(--muted); margin-top: 6px; line-height: 1.75; }
.split-foot { margin-top: 36px; padding-top: 28px; border-top: 1px solid var(--line); display: flex; gap: 40px; }
.split-foot .num { font-size: 30px; color: var(--blue); line-height: 1.4; }
.split-foot p:not(.num) { font-size: 13px; color: var(--muted); }

/* 房屋照护 */
.care { background: var(--band); }
.care-photos { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); grid-template-rows: 1fr 1fr; gap: 20px; margin-top: 56px; height: 600px; }
.care-photos figure { position: relative; border-radius: var(--radius); overflow: hidden; }
.care-photos img { width: 100%; height: 100%; object-fit: cover; }
.care-main { grid-row: 1 / 3; }
.care-main figcaption { position: absolute; left: 24px; bottom: 24px; max-width: 360px; padding: 22px 26px; border-radius: 14px; color: var(--cream); background: rgba(11,47,61,.94); box-shadow: 0 12px 30px rgba(11,47,61,.25); }
.care-num { font-size: 44px; line-height: 1.1; color: var(--sand); }
.care-main figcaption p:not(.care-num) { font-size: 14px; line-height: 1.7; margin-top: 8px; color: var(--on-dark); }
.care-points { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 40px; margin-top: 56px; }
.care-points > div { border-top: 2px solid var(--blue); padding-top: 22px; }
.care-points p { font-size: 15px; color: var(--muted); margin-top: 10px; }

/* 业主 App */
.app { position: relative; background: var(--blue); color: var(--cream); overflow: hidden; }
.app-watermark { position: absolute; right: -120px; top: -80px; width: 520px; opacity: .05; pointer-events: none; }
.app-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: 72px; align-items: center; }
.phones { position: relative; height: 620px; }
.phone { position: absolute; width: 236px; aspect-ratio: 600 / 1129; border-radius: 34px; border: 9px solid #071F29; background: #071F29; overflow: hidden; box-shadow: 0 30px 60px rgba(0,0,0,.35); }
.phone img { width: 100%; height: 100%; object-fit: cover; object-position: top; border-radius: 25px; }
.phone-left { left: 0; top: 70px; transform: rotate(-4deg); }
.phone-mid { left: 190px; top: 0; width: 262px; z-index: 2; }
.phone-right { left: 404px; top: 80px; transform: rotate(4deg); }
.app h2 { font-size: 36px; }
.app-lead { font-size: 17px; color: var(--on-dark); margin-top: 22px; }
.feature-list { margin-top: 36px; border-bottom: 1px solid rgba(247,244,238,.15); }
.feature-list li { padding: 18px 0; border-top: 1px solid rgba(247,244,238,.15); }
.feature-list li p:not(.f-title) { font-size: 15px; color: var(--on-dark-2); margin-top: 4px; }
.f-title { font-weight: 700; font-size: 17px; }
.soon { display: inline-block; font-size: 12px; font-weight: 500; letter-spacing: .08em; line-height: 1.6; padding: 1px 10px; border-radius: 999px; border: 1px solid var(--sand); color: var(--sand); margin-left: 10px; vertical-align: 2px; }

/* 户型收益 */
.income-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 80px; align-items: center; }
.income-photo { border-radius: 20px; overflow: hidden; height: 600px; }
.income-photo img { width: 100%; height: 100%; object-fit: cover; }
.income .lead { margin-top: 22px; }
.income-table { width: 100%; border-collapse: collapse; margin-top: 28px; }
.income-table tr { border-top: 1px solid var(--line); }
.income-table tr:last-child { border-bottom: 1px solid var(--line); }
.income-table th { text-align: left; font-weight: 400; font-size: 18px; padding: 18px 0; }
.income-table td { text-align: right; color: var(--blue); font-size: 16px; white-space: nowrap; }
.income-table td .serif { font-size: 30px; margin-right: 4px; }
.income .btn { margin-top: 32px; }

/* 合作流程 */
.process { background: #fff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.steps { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); margin-top: 64px; position: relative; }
.steps::before { content: ""; position: absolute; left: 10%; right: 10%; top: 31px; height: 1px; background: var(--line); }
.steps li { position: relative; text-align: center; padding: 0 16px; }
.step-no { width: 62px; height: 62px; margin: 0 auto; border-radius: 50%; background: var(--blue); color: var(--sand); display: grid; place-items: center; font-size: 22px; }
.step-no.step-last { background: var(--sand); color: var(--deep); }
.steps h3 { font-size: 19px; margin-top: 22px; }
.steps p { font-size: 14px; color: var(--muted); margin-top: 8px; }

/* 业主故事 */
.story-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; margin-top: 52px; }
.story { background: #fff; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); }
.story > img { width: 100%; height: 220px; object-fit: cover; }
.story-body { padding: 30px; }
.quote-mark { font-size: 44px; line-height: .6; color: var(--sand); }
.quote { margin-top: 14px; font-size: 16px; line-height: 1.85; color: var(--ink); min-height: 5.55em; }
.story-who { font-size: 14px; color: var(--muted); margin-top: 20px; }

/* 关于 */
.about { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); min-height: 640px; background: var(--deep); color: var(--cream); }
.about-photos { display: grid; grid-template-rows: minmax(0, 1.4fr) minmax(0, 1fr); min-height: 640px; contain: size; }
.about-photos img { width: 100%; height: 100%; min-height: 0; object-fit: cover; }
.about-b { object-position: center 60%; }
.about-copy { padding: 110px max(40px, calc((100vw - 1240px) / 2 + 40px)) 110px 88px; display: flex; flex-direction: column; justify-content: center; }
.about-copy > p:not(.eyebrow) { font-size: 17px; line-height: 1.95; color: var(--on-dark); margin-top: 24px; max-width: 520px; }
.about-copy h2 + p { margin-top: 28px; }
.about-sign { display: flex; align-items: center; gap: 18px; margin-top: 44px; }
.about-sign img { width: 52px; height: auto; }

/* 常见问题 */
.faq-grid { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 80px; }
.faq-grid .text-link { display: inline-block; margin-top: 24px; }
.faq-list { border-bottom: 1px solid var(--line); }
.faq-list details { border-top: 1px solid var(--line); padding: 24px 0; }
.faq-list summary { list-style: none; display: flex; justify-content: space-between; gap: 24px; cursor: pointer; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; color: var(--blue); font-size: 24px; line-height: 1.2; flex: none; font-family: var(--sans); }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details > p { font-size: 15px; color: var(--muted); margin-top: 12px; max-width: 640px; }

/* 免费评估 */
.assess { position: relative; padding: 120px 0; color: var(--cream); overflow: hidden; }
.assess-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.assess-shade { position: absolute; inset: 0; background: rgba(11,47,61,.86); }
.assess-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 80px; align-items: center; }
.assess-copy > p { font-size: 17px; color: var(--on-dark); margin-top: 22px; line-height: 1.9; }
.wechat { display: flex; align-items: center; gap: 22px; margin-top: 44px; }
.wechat p:not(.f-title) { font-size: 15px; color: var(--on-dark-2); margin-top: 4px; }
.wechat .todo-inline { color: var(--sand); }
.qr { width: 112px; height: 112px; flex: none; border-radius: 12px; background: #fff; }
.wechat .tel { color: var(--sand); border-bottom: 1px solid rgba(217,183,126,.5); }
.assess-form { background: var(--cream); color: var(--ink); border-radius: 20px; padding: 44px; }
.assess-form h3 { font-size: 24px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 26px; margin-bottom: 22px; }
.form-grid .full { grid-column: 1 / -1; }
.form-grid label > span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.form-grid input, .form-grid select { width: 100%; font: inherit; font-size: 15px; color: var(--ink); background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 13px 16px; appearance: none; -webkit-appearance: none; }
.form-grid select { background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 20px) 50%, calc(100% - 15px) 50%; background-size: 5px 5px; background-repeat: no-repeat; padding-right: 36px; }
.form-grid select:invalid { color: #9AA3A6; }
.form-grid input::placeholder { color: #9AA3A6; }
.form-grid input:focus, .form-grid select:focus { outline: 2px solid var(--sand); outline-offset: 1px; border-color: var(--sand); }
.form-grid .is-error { border-color: #C0563F; }
.form-msg { font-size: 14px; margin-top: 12px; text-align: center; min-height: 0; }
.form-msg.ok { color: #2F6B4F; } .form-msg.err { color: #B0412E; }
.form-note { font-size: 12px; color: var(--faint); margin-top: 10px; text-align: center; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* 页脚 */
.site-footer { background: var(--deep); color: var(--on-dark-2); padding: 72px 0 36px; font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr)); gap: 48px; }
.site-footer .brand { color: var(--cream); }
.site-footer .brand-mark { width: 44px; }
.footer-tag { margin-top: 20px; }
.footer-h { color: var(--cream); font-weight: 700; margin-bottom: 12px; }
.footer-grid a, .footer-grid div > p:not(.footer-h):not(.footer-tag) { display: block; line-height: 2.2; }
.footer-grid a:hover, .footer-bottom a:hover { color: var(--cream); }
.footer-grid p a { display: inline; }
.footer-cta { color: var(--sand); }
.footer-bottom { margin-top: 56px; padding-top: 24px; border-top: 1px solid rgba(228,236,238,.12); display: flex; justify-content: space-between; gap: 16px; font-size: 12px; color: #7F959B; }

/* ---------- 平板 ---------- */
@media (max-width: 1100px) {
  .wrap { padding: 0 32px; }
  .main-nav { gap: 22px; }
  .brand-tag { display: none; }
  .model-grid, .app-grid, .income-grid, .assess-grid { gap: 48px; }
  .phones { transform: scale(.82); transform-origin: left center; }
  .app h2 { font-size: 30px; }
  .about-copy { padding: 88px 48px; }
}

@media (max-width: 960px) {
  :root { --header-h: 72px; }
  .site-header.is-solid .header-inner { height: 64px; }
  .solid-header .site-header .header-inner { height: 64px; }
  .nav-toggle { display: block; position: relative; z-index: 2; margin-right: -10px; }
  .main-nav { position: fixed; inset: 0; z-index: 1; flex-direction: column; align-items: stretch; justify-content: center; gap: 0; padding: 96px 32px 48px;
    background: var(--blue); font-size: 20px; opacity: 0; visibility: hidden; transition: opacity .2s, visibility .2s; }
  .main-nav > a:not(.btn) { padding: 16px 0; border-bottom: 1px solid rgba(247,244,238,.12); }
  .main-nav .nav-owner { border: 0; border-radius: 0; margin: 0; padding: 16px 0; }
  .main-nav .btn { margin-top: 32px; padding: 16px; font-size: 17px; }
  body.nav-open { overflow: hidden; }
  body.nav-open .main-nav { opacity: 1; visibility: visible; }
  body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .section { padding: 88px 0; }
  h2 { font-size: 34px; }
  .model-grid, .app-grid, .income-grid, .assess-grid, .faq-grid { grid-template-columns: minmax(0, 1fr); }
  .section-head { flex-direction: column; align-items: flex-start; gap: 20px; }
  .care-points { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px; }
  .phones { transform: none; height: auto; display: flex; justify-content: center; align-items: flex-start; padding: 12px 0 8px; }
  .phone { position: relative; inset: auto; width: 34%; max-width: 236px; border-width: 6px; border-radius: 24px; }
  .phone img { border-radius: 18px; }
  .phone-left { margin-right: -6%; margin-top: 40px; }
  .phone-mid { width: 38%; max-width: 262px; }
  .phone-right { margin-left: -6%; margin-top: 46px; }
  .app-copy { order: -1; }
  .income-photo { height: 420px; }
  .steps { grid-template-columns: minmax(0, 1fr); gap: 0; margin-top: 44px; }
  .steps::before { left: 30px; right: auto; top: 31px; bottom: 31px; width: 1px; height: auto; }
  .steps li { display: flex; gap: 22px; text-align: left; padding: 0 0 28px; }
  .steps li:last-child { padding-bottom: 0; }
  .step-no { margin: 0; flex: none; }
  .steps h3 { margin-top: 12px; }
  .story-grid { grid-template-columns: minmax(0, 1fr); }
  .story { display: grid; grid-template-columns: 220px minmax(0, 1fr); }
  .story > img { height: 100%; min-height: 220px; }
  .about { grid-template-columns: minmax(0, 1fr); }
  .about-photos { grid-template-rows: minmax(0, 1fr); grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); min-height: 0; height: 340px; }
  .about-copy { padding: 72px 32px; }
  .faq-grid { gap: 40px; }
  .footer-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .footer-grid > div:first-child { grid-column: 1 / -1; }
}

/* ---------- 手机 ---------- */
@media (max-width: 640px) {
  .principles-title { font-size: 22px; }
  body { font-size: 15px; }
  .wrap { padding: 0 20px; }
  .brand-mark { width: 34px; }
  .brand-name { font-size: 21px; }
  .section { padding: 72px 0; }
  h2 { font-size: 28px; margin-top: 14px; }
  h3 { font-size: 18px; }
  .lead { font-size: 16px; margin-top: 18px; }

  .hero { min-height: 640px; height: 100svh; max-height: 820px; align-items: flex-end; }
  .hero-bg { object-position: 76% center; }
  .hero-shade { background: linear-gradient(180deg, rgba(6,30,40,.28) 0%, rgba(6,30,40,0) 18%, rgba(6,30,40,0) 38%, rgba(6,30,40,.50) 58%, rgba(6,30,40,.74) 100%); }
  .hero-body { align-items: flex-end; padding-bottom: 44px; }
  .hero h1 { font-size: 38px; margin-top: 16px; }
  .hero-lead { font-size: 16px; margin-top: 18px; }
  .hero-actions { margin-top: 28px; gap: 12px; }
  .hero-actions .btn { flex: 1 1 auto; padding: 14px 20px; }
  .hero-owner { margin-top: 20px; }

  .stats-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); padding-top: 28px; padding-bottom: 28px; row-gap: 24px; }
  .stat { padding: 0 0 0 16px; }
  .stat:nth-child(odd) { padding-left: 0; border-left: 0; }
  .stat-num { font-size: 28px; }
  .stat-label { font-size: 12px; }

  .terms { margin-top: 28px; }
  .split-card { padding: 28px 22px; border-radius: 16px; }
  .split-bar { height: 60px; font-size: 18px; }
  .split-own { font-size: 12px; }
  .fund-note { padding: 16px; margin-top: 24px; }
  .seg { padding-left: 14px; }
  .seg-fund { font-size: 13px; }
  .split-legend { grid-template-columns: minmax(0, 1fr); gap: 16px; margin-top: 26px; }
  .split-legend p:not(.legend-title) { margin-top: 2px; }
  .split-foot { gap: 24px; }
  .split-foot .num { font-size: 24px; }

  .care-photos { grid-template-columns: 1fr 1fr; grid-template-rows: 260px 150px; height: auto; gap: 12px; margin-top: 36px; }
  .care-main { grid-row: auto; grid-column: 1 / -1; }
  .care-main figcaption { left: 12px; right: 12px; bottom: 12px; max-width: none; padding: 14px 16px; border-radius: 12px; }
  .care-num { font-size: 28px; }
  .care-main figcaption p:not(.care-num) { font-size: 13px; }
  .care-points { grid-template-columns: minmax(0, 1fr); gap: 24px; margin-top: 36px; }
  .care-points > div { padding-top: 16px; }

  .app-watermark { width: 300px; right: -90px; top: -40px; }
  .phone { border-width: 4px; border-radius: 18px; }
  .phone img { border-radius: 14px; }
  .feature-list { margin-top: 24px; }
  .f-title { font-size: 16px; }

  .income-photo { height: 260px; border-radius: 16px; }
  .income-table th { font-size: 16px; padding: 14px 0; }
  .income-table td .serif { font-size: 24px; }
  .income .btn { width: 100%; }

  .story { display: block; }
  .story > img { height: 180px; min-height: 0; }
  .story-body { padding: 22px; }

  .about-photos { height: 260px; }
  .about-copy { padding: 60px 20px; }
  .about-copy > p:not(.eyebrow) { font-size: 15px; }

  .faq-list summary h3 { font-size: 17px; }
  .faq-list details { padding: 20px 0; }

  .assess { padding: 72px 0; }
  .assess-grid { gap: 36px; }
  .assess-copy > p { font-size: 15px; }
  .wechat { margin-top: 28px; }
  .qr { width: 96px; height: 96px; }
  .assess-form { padding: 28px 20px; border-radius: 16px; }
  .assess-form h3 { font-size: 21px; }
  .form-grid { grid-template-columns: minmax(0, 1fr); }
  .form-grid input, .form-grid select { font-size: 16px; }

  .site-footer { padding: 52px 0 28px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px 24px; }
  .footer-grid > div:last-child { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; gap: 4px; margin-top: 36px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}