/* =========================================================
   泉之力未来健康智库 · 自适应官网
   风格：灰蓝底衬 + 白色圆角页面（参照自适应风格稿）
   断点：≥1024 桌面三栏 / 768-1023 平板 / ≤767 手机
   ========================================================= */

/* ---------- 本地字体 ---------- */
@font-face{
  font-family: 'Manrope';
  src: url('assets/fonts/manrope-latin-normal.woff2') format('woff2');
  font-weight: 400 800;
  font-style: normal;
  font-display: swap;
}

/* ---------- Tokens ---------- */
:root {
  --backdrop: #A7B2EF;          /* 浅长春花蓝底衬 */
  --blue: #4F52E0;              /* 品牌靛蓝 */
  --blue-deep: #3B3AAE;         /* 靛蓝加深（hover / 强调文字） */
  --blue-tint: #EEEFFC;         /* 靛蓝浅底 */
  --ink: #1B1A45;
  --ink-2: #26245F;
  --text: #232147;
  --text-sub: #5D5B85;
  --text-faint: #8B89B0;
  --bg: #FFFFFF;
  --bg-soft: #F0F0FA;
  --border: #E0E0F2;

  --r-xl: 28px;
  --r-lg: 20px;
  --r-md: 14px;
  --r-pill: 999px;

  --shadow-sheet: 0 40px 90px rgba(24, 49, 74, .28);
  --shadow-card: 0 10px 30px rgba(24, 49, 74, .10);

  --f-en: 'Manrope', -apple-system, sans-serif;
  --f-cn: 'PingFang SC', 'Hiragino Sans GB', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--f-en), var(--f-cn);
  color: var(--text);
  background: linear-gradient(155deg, #C5CCF7 0%, var(--backdrop) 45%, #8E9BE8 100%) fixed;
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
ul, ol { list-style: none; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; border: none; background: none; cursor: pointer; }

/* ---------- 页面白色容器 ---------- */
.sheet {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  background: var(--bg);
  min-height: 100vh;
}
@media (min-width: 1024px) {
  body { padding: 34px 0; }
  .sheet {
    min-height: calc(100vh - 68px);
    border-radius: var(--r-xl);
    overflow: hidden;
    box-shadow: var(--shadow-sheet);
  }
}

.section { padding: 64px 40px 0; }
.section--soft {
  margin: 64px 40px 0;
  padding: 48px 32px 52px;
  background: var(--bg-soft);
  border-radius: var(--r-lg);
}

/* ---------- 通用文字 / 按钮 ---------- */
.kicker {
  display: inline-block;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .16em;
  color: var(--blue-deep);
  margin-bottom: 14px;
}
.h2 {
  font-family: var(--f-cn);
  font-size: 30px;
  font-weight: 800;
  line-height: 1.34;
  color: var(--ink);
  letter-spacing: -.01em;
}
.hl { color: var(--blue); }
.serif {
  font-family: var(--f-en);
  font-style: normal;
  font-weight: 600;
  color: var(--blue-deep);
}
.u-mark { color: var(--ink); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--r-pill);
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
  transition: transform .18s ease, background .18s ease, box-shadow .18s ease, color .18s ease;
}
.btn:active { transform: scale(.97); }
.btn svg { width: 16px; height: 16px; }
.btn--block { width: 100%; }
.btn--white { background: #fff; color: var(--ink); }
.btn--white:hover { background: var(--blue-tint); }
.btn--outline-light { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.7); }
.btn--outline-light:hover { background: rgba(255,255,255,.14); }
.btn--dark { background: var(--ink); color: #fff; }
.btn--dark:hover { background: #22384f; }
.btn--blue { background: var(--blue); color: #fff; box-shadow: 0 12px 26px rgba(79,82,224,.32); }
.btn--blue:hover { background: var(--blue-deep); }
.btn--outline { background: #fff; color: var(--ink); border: 1.5px solid var(--ink); }
.btn--outline:hover { background: var(--ink); color: #fff; }

/* ---------- 导航 ---------- */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 20px 40px;
}
.nav__brand { display: flex; align-items: center; gap: 12px; flex: none; }
.nav__logo { width: 64px; height: auto; }
.nav__cn { display: flex; flex-direction: column; justify-content: center; line-height: 1.25; }
.nav__cn b { font-family: var(--f-cn); font-size: 15px; font-weight: 800; color: #0B0B0B; letter-spacing: .02em; }
.nav__cn i { font-style: normal; font-size: 8.5px; font-weight: 700; letter-spacing: .14em; color: var(--text-faint); }
.nav__menu { display: flex; align-items: center; gap: 26px; }
.nav__menu a {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-sub);
  transition: color .15s ease;
}
.nav__menu a:hover { color: var(--ink); }
.nav__cta {
  background: var(--ink) !important;
  color: #fff !important;
  padding: 10px 20px;
  border-radius: var(--r-pill);
}
.nav__cta:hover { background: #22384f !important; }
.nav__burger { display: none; }

/* ---------- 移动端抽屉 ---------- */
.drawer { position: fixed; inset: 0; z-index: 100; visibility: hidden; pointer-events: none; }
.drawer.is-open { visibility: visible; pointer-events: auto; }
.drawer__mask {
  position: absolute; inset: 0;
  background: rgba(16,28,43,.45);
  opacity: 0;
  transition: opacity .3s ease;
  backdrop-filter: blur(2px);
}
.drawer.is-open .drawer__mask { opacity: 1; }
.drawer__panel {
  position: absolute;
  top: 0; right: 0;
  width: min(78vw, 340px);
  height: 100%;
  background: #fff;
  padding: calc(20px + env(safe-area-inset-top)) 24px 28px;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform .34s cubic-bezier(.3,.8,.3,1);
  box-shadow: -20px 0 50px rgba(16,28,43,.2);
}
.drawer.is-open .drawer__panel { transform: none; }
.drawer__head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 28px; }
.drawer__head img { width: 72px; }
.drawer__close {
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  display: grid; place-items: center;
  color: var(--ink);
}
.drawer__close svg { width: 18px; height: 18px; }
.drawer__links { display: flex; flex-direction: column; }
.drawer__links a {
  display: flex; align-items: baseline; justify-content: space-between;
  padding: 17px 0;
  border-bottom: 1px solid var(--border);
  font-family: var(--f-cn);
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}
.drawer__links span { font-size: 10px; font-weight: 800; letter-spacing: .14em; color: var(--text-faint); }
.drawer__cta { margin-top: auto; }

/* ---------- HERO ---------- */
.hero { padding: 6px 40px 0; }
.hero__banner {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  min-height: 480px;
}
.hero__banner > img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
/* 主视觉背景：竖图横用，取景偏下方突出玻璃方块 */
.hero__bg { object-position: 62% 58%; }
.hero__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(95deg, rgba(10,16,36,.5) 0%, rgba(10,16,36,.24) 42%, rgba(10,16,36,.02) 72%);
}
.hero__content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 48px;
  color: #fff;
}
.hero__slogan {
  margin-bottom: auto;
  padding-top: 40px;
  font-size: 17px;
  font-weight: 400;
  color: #fff;
  letter-spacing: .06em;
  line-height: 1.9;
}
.hero__eyebrow {
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .3em;
  align-self: flex-start;
  margin-bottom: 14px;
  color: rgba(255,255,255,.75);
}
.hero__content h1 {
  font-family: var(--f-cn);
  font-size: 50px;
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: 0;
}
.hero__content h1 em { font-style: normal; color: #B9BEF5; }
.hero__content p {
  margin-top: 10px;
  font-size: 15.5px;
  line-height: 1.7;
  color: rgba(255,255,255,.88);
  max-width: 480px;
}
.hero__actions { margin-top: 20px; display: flex; gap: 14px; }

/* ---------- 关于我们 ---------- */
.about { display: grid; grid-template-columns: 1.05fr 1.1fr 1.15fr; gap: 44px; align-items: start; padding-top: 38px; }
.about .kicker { color: var(--text-faint); letter-spacing: .3em; }
.about__mid { padding-top: 44px; }
.about__mid p { font-size: 15px; color: var(--text-sub); margin-bottom: 14px; }
.about__mid span { color: var(--text); font-weight: 700; }
.about__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.stat { background: #fff; padding: 26px 20px; }
.stat b {
  display: block;
  font-size: 38px;
  font-weight: 800;
  color: var(--ink);
  line-height: 1.05;
  letter-spacing: -.02em;
}
.stat b i { font-style: normal; font-size: 16px; font-weight: 700; margin-left: 2px; }
.stat b.stat__long { font-size: 27px; letter-spacing: -.01em; }
.stat span { display: block; margin-top: 8px; font-size: 12.5px; color: var(--text-sub); }

/* ---------- 品牌条 ---------- */
.brandstrip {
  margin: 52px 40px 0;
  padding: 22px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.brandstrip__item {
  font-family: var(--f-cn);
  font-size: 14px;
  font-weight: 700;
  color: var(--text-faint);
  white-space: nowrap;
}
.brandstrip i { width: 4px; height: 4px; border-radius: 50%; background: #C2CFDC; flex: none; }

/* ---------- 区块标题行 + 圆形箭头 ---------- */
.sec-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 30px;
}
.sec-row__desc { margin-top: 12px; font-size: 14px; color: var(--text-sub); max-width: 520px; }
.carousel-actions { display: flex; gap: 12px; flex: none; }
.circle-btn {
  width: 46px; height: 46px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  background: #fff;
  color: var(--ink);
  display: grid; place-items: center;
  transition: all .18s ease;
}
.circle-btn svg { width: 18px; height: 18px; }
.circle-btn:hover { border-color: var(--ink); }
.circle-btn--dark { background: var(--ink); border-color: var(--ink); color: #fff; }
.circle-btn--dark:hover { background: var(--blue); border-color: var(--blue); }

/* ---------- 横向滚动轨道 ---------- */
.hscroll {
  display: flex;
  gap: 22px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  scroll-behavior: smooth;
  padding-bottom: 6px;
}
.hscroll::-webkit-scrollbar { display: none; }

/* ---------- 服务卡 ---------- */
.svc {
  flex: 0 0 calc((100% - 44px) / 3);
  scroll-snap-align: start;
  background: #fff;
}
.svc__media {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  margin-bottom: 18px;
}
.svc__media img { width: 100%; aspect-ratio: 1/1; object-fit: cover; transition: transform .5s ease; }
.svc:hover .svc__media img { transform: scale(1.04); }
.svc__no {
  position: absolute;
  top: 14px; left: 14px;
  font-family: var(--f-en);
  font-size: 26px;
  font-weight: 800;
  color: #fff;
  text-shadow: 0 2px 10px rgba(0,0,0,.3);
}
.svc__no--blue { color: #B9BEF5; }
.svc h3 { font-family: var(--f-cn); font-size: 19px; font-weight: 800; color: var(--ink); }
.svc__en { font-size: 10.5px; font-weight: 800; letter-spacing: .16em; color: var(--text-faint); margin-top: 3px; }
.svc__tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 10px; }
.svc__tags li {
  font-size: 12px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: var(--r-pill);
  background: var(--blue-tint);
  color: var(--blue-deep);
}
.svc__detail { font-size: 13px; color: var(--text-sub); line-height: 1.75; }

/* ---------- 案例卡 ---------- */
.case {
  flex: 0 0 calc((100% - 66px) / 4);
  scroll-snap-align: start;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(24,49,74,.06);
  transition: transform .2s ease, box-shadow .2s ease;
}
.case:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); }
.case--featured { flex-basis: calc((100% - 66px) / 4); }
.case__media { position: relative; }
.case__media img { width: 100%; aspect-ratio: 1/1; object-fit: cover; }
.case__body { padding: 16px 18px 18px; }
.case__cat { font-size: 9.5px; font-weight: 800; letter-spacing: .14em; color: var(--blue-deep); }
.case__body h3 { font-family: var(--f-cn); font-size: 16px; font-weight: 800; color: var(--ink); margin: 5px 0 3px; }
.case__body p { font-size: 12.5px; color: var(--text-sub); }
.mock-badge {
  position: absolute;
  right: 10px; bottom: 10px;
  padding: 4px 10px;
  border: 1px dashed rgba(255,255,255,.9);
  border-radius: var(--r-pill);
  background: rgba(16,28,43,.55);
  color: #fff;
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: .08em;
  backdrop-filter: blur(6px);
}
.case--featured .case__media img { aspect-ratio: 16/11; }

/* 桌面端：案例全部平铺（主推 2×2 + 右侧 2×2），不横向滚动 */
@media (min-width: 1024px) {
  #cases .carousel-actions { display: none; }
  #caseTrack {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
    overflow: visible;
    scroll-snap-type: none;
    padding-bottom: 0;
  }
  #caseTrack .case { flex: none; }
  #caseTrack .case--featured {
    grid-column: span 2;
    grid-row: span 2;
    display: flex;
    flex-direction: column;
  }
  #caseTrack .case--featured .case__media { flex: 1 1 auto; min-height: 0; display: flex; }
  #caseTrack .case--featured .case__media img { height: 100%; aspect-ratio: auto; object-fit: cover; }
  #caseTrack .case--featured .case__body { flex: none; }
}

/* ---------- 合作流程 ---------- */
.process {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  align-items: start;
  max-width: 760px;
}
.process__visual { position: relative; }
.process__visual figure { border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-card); }
.process__visual img { width: 100%; aspect-ratio: 4/4.4; object-fit: cover; }
.process__badge {
  position: absolute;
  right: -26px; bottom: 34px;
  width: 128px; height: 128px;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  box-shadow: 0 14px 30px rgba(79,82,224,.4);
}
.process__badge b { font-family: var(--f-cn); font-size: 15px; font-weight: 800; line-height: 1.4; }
.process__badge i { font-style: normal; font-size: 8.5px; font-weight: 800; letter-spacing: .1em; opacity: .75; margin-top: 4px; }
.process__lead { margin: 12px 0 28px; font-size: 14px; color: var(--text-sub); max-width: 460px; }

.steps { display: flex; flex-direction: column; }
.step { display: flex; gap: 18px; padding: 18px 0; border-top: 1px solid var(--border); }
.step:first-child { border-top: none; padding-top: 4px; }
.step__icon {
  flex: none;
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  display: grid; place-items: center;
}
.step__icon svg { width: 20px; height: 20px; }
.step h3 { font-family: var(--f-cn); font-size: 16.5px; font-weight: 800; color: var(--ink); }
.step p { font-size: 13.5px; color: var(--text-sub); margin-top: 4px; max-width: 480px; }

/* ---------- 套餐 ---------- */
.pricing-head { text-align: center; margin-bottom: 38px; }
.pricing-head .serif { margin-top: 10px; font-size: 16px; }
.plans { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; max-width: 900px; margin: 0 auto; }
.plan {
  position: relative;
  border: 1.5px solid var(--border);
  border-radius: var(--r-lg);
  padding: 30px 26px 26px;
  background: #fff;
  display: flex;
  flex-direction: column;
  transition: transform .2s ease, box-shadow .2s ease;
}
.plan:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); }
.plan--hot {
  border-color: var(--blue);
  background: linear-gradient(180deg, #F1F7FC 0%, #fff 34%);
  box-shadow: 0 18px 40px rgba(79,82,224,.2);
}
.plan__ribbon {
  position: absolute;
  top: -13px; left: 50%;
  transform: translateX(-50%);
  padding: 6px 16px;
  border-radius: var(--r-pill);
  background: var(--blue);
  color: #fff;
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: .1em;
  white-space: nowrap;
}
.plan__code {
  display: inline-block;
  font-family: var(--f-en), var(--f-cn);
  font-size: 22px;
  font-weight: 800;
  color: var(--ink);
}
.plan__code--blue { color: var(--blue-deep); }
.plan__top h3 { font-family: var(--f-cn); font-size: 18px; font-weight: 800; color: var(--ink); margin: 8px 0 12px; }
.plan__price b { font-size: 32px; font-weight: 800; color: var(--ink); letter-spacing: -.01em; }
.plan--hot .plan__price b { color: var(--blue-deep); }
.plan__price i { font-style: normal; font-size: 13px; color: var(--text-sub); font-weight: 600; }
.plan__year { font-size: 12.5px; color: var(--text-faint); margin: 2px 0 18px; }
.plan__list { display: flex; flex-direction: column; gap: 11px; margin-bottom: 20px; }
.plan__list li {
  position: relative;
  padding-left: 26px;
  font-size: 13px;
  color: var(--text);
  line-height: 1.6;
}
.plan__list li::before {
  content: "";
  position: absolute;
  left: 0; top: 6px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--blue-tint) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%233B3AAE' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/10px no-repeat;
}
.plan__value {
  margin-top: auto;
  margin-bottom: 18px;
  padding: 13px 15px;
  border-radius: var(--r-md);
  background: var(--bg-soft);
  font-size: 12px;
  color: var(--text-sub);
  line-height: 1.7;
}
.plan__value + .plan__value { margin-top: 0; }
.plan--hot .plan__value { background: var(--blue-tint); }
.plan__value span {
  display: inline-block;
  margin-right: 7px;
  padding: 2px 10px;
  border-radius: var(--r-pill);
  background: var(--ink);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
}
.plans__note { margin-top: 22px; text-align: center; font-size: 12px; color: var(--text-faint); }

/* ---------- 页脚 ---------- */
.footer { margin-top: 72px; background: var(--ink); color: #fff; padding: 56px 40px calc(30px + env(safe-area-inset-bottom)); }
.footer__cta {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 56px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255,255,255,.12);
}
.footer__cta-left h2 { font-family: var(--f-cn); font-size: 32px; font-weight: 800; line-height: 1.35; }
.footer__cta-left .serif { margin-top: 12px; font-size: 18px; color: #B9BEF5; }
.footer__cta-left > p { margin-top: 16px; font-size: 13.5px; color: rgba(255,255,255,.65); max-width: 440px; }
.footer__vals { margin-top: 26px; display: flex; gap: 10px; flex-wrap: wrap; }
.footer__vals span {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  padding: 7px 14px;
  border-radius: var(--r-pill);
  border: 1px solid rgba(255,255,255,.25);
  color: rgba(255,255,255,.85);
}
.contact-panel {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--r-lg);
  padding: 26px;
  align-self: start;
}
.contact-panel h3 { font-size: 12px; font-weight: 800; letter-spacing: .16em; color: #B9BEF5; margin-bottom: 14px; }
.contact-panel__row { display: flex; justify-content: space-between; align-items: center; gap: 14px; padding: 11px 0; border-bottom: 1px dashed rgba(255,255,255,.14); }
.contact-panel__row:last-of-type { border-bottom: none; }
.contact-panel__row .k { font-size: 12px; color: rgba(255,255,255,.55); flex: none; }
.contact-panel__row .v { font-size: 14.5px; font-weight: 700; color: #fff; text-align: right; }
.contact-panel__qr { text-align: center; margin-top: 18px; }
.contact-panel__qr img { width: 150px; height: 150px; border-radius: 12px; background: #fff; padding: 8px; margin: 0 auto; }
.contact-panel__qr p { margin-top: 10px; font-size: 11.5px; color: rgba(255,255,255,.55); }

/* 一键导航按钮 */
.contact-panel__nav {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 14px;
  padding: 10px 22px;
  border-radius: var(--r-pill);
  background: var(--blue);
  color: #fff;
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: .04em;
  box-shadow: 0 10px 22px rgba(30,156,250,.35);
  transition: background .18s ease, transform .18s ease;
}
.contact-panel__nav:hover { background: var(--blue-deep); }
.contact-panel__nav:active { transform: scale(.97); }
.contact-panel__nav svg { width: 15px; height: 15px; }
.contact-panel__row a.v { transition: color .15s ease; }
.contact-panel__row a.v:hover { color: var(--blue); }

/* 卡通 IP 占位虚线框 */
.ip-slot {
  margin: 36px auto 0;
  max-width: 420px;
  padding: 22px 28px;
  border: 1.5px dashed rgba(255,255,255,.28);
  border-radius: var(--r-lg);
  text-align: center;
}
.ip-slot__name { display: block; font-size: 13px; font-weight: 700; color: rgba(255,255,255,.75); }
.ip-slot__desc { display: block; margin-top: 6px; font-size: 11px; color: rgba(255,255,255,.4); }

/* 页脚底部三栏 */
.footer__bottom {
  display: grid;
  grid-template-columns: 1.4fr .7fr 1fr;
  gap: 40px;
  margin-top: 40px;
  padding-top: 36px;
  border-top: 1px solid rgba(255,255,255,.12);
}
.footer__brand { display: flex; gap: 14px; align-items: flex-start; }
.footer__brand img { width: 64px; }
.footer__brand-text p { font-size: 14px; font-weight: 700; line-height: 1.6; }
.footer__brand-text span { display: block; margin-top: 4px; font-size: 9.5px; font-weight: 600; letter-spacing: .1em; color: rgba(255,255,255,.45); font-family: var(--f-en); }
.footer__nav h4, .footer__contact h4 { font-size: 11px; font-weight: 800; letter-spacing: .14em; color: rgba(255,255,255,.45); margin-bottom: 14px; }
.footer__nav a, .footer__contact a { display: block; font-size: 13px; color: rgba(255,255,255,.78); margin-bottom: 9px; transition: color .15s ease; }
.footer__nav a:hover, .footer__contact a:hover { color: #B9BEF5; }
.footer__contact p { font-size: 13px; color: rgba(255,255,255,.78); margin-bottom: 9px; }

.footer__copy { margin-top: 40px; text-align: center; font-size: 11px; color: rgba(255,255,255,.4); }

/* ---------- 一键分享 ---------- */
.share-btn {
  position: fixed;
  right: 18px;
  bottom: calc(18px + env(safe-area-inset-bottom));
  z-index: 90;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  box-shadow: 0 10px 24px rgba(79, 82, 224, .42);
  transition: transform .18s ease, background .18s ease;
}
.share-btn:hover { background: var(--blue-deep); }
.share-btn:active { transform: scale(.92); }
.share-btn svg { width: 20px; height: 20px; }
.share-btn span { font-size: 10px; font-weight: 700; line-height: 1; }

.share-guide {
  position: fixed; inset: 0; z-index: 120;
  background: rgba(16, 28, 43, .78);
  display: none;
}
.share-guide.is-open { display: block; }
.share-guide__arrow {
  position: absolute;
  top: 10px; right: 24px;
  font-size: 42px; color: #fff; line-height: 1;
}
.share-guide__text {
  position: absolute;
  top: 62px; right: 22px;
  color: #fff;
  font-size: 16px; font-weight: 700; line-height: 1.7;
  text-align: right;
}

.share-toast {
  position: fixed;
  left: 50%; bottom: 96px;
  transform: translateX(-50%) translateY(8px);
  background: rgba(16, 28, 43, .92);
  color: #fff;
  font-size: 13px;
  padding: 10px 18px;
  border-radius: 999px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s ease, transform .25s ease;
  z-index: 130;
}
.share-toast.is-show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- 入场动画 ---------- */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .7s ease, transform .7s cubic-bezier(.22,.8,.3,1); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ================= 平板适配（768–1023） ================= */
@media (max-width: 1023px) {
  .section { padding: 52px 28px 0; }
  .section--soft { margin: 52px 28px 0; padding: 36px 24px 40px; }
  .nav { padding: 18px 28px; }
  .nav__menu { gap: 16px; }
  .nav__menu a { font-size: 13px; }
  .nav__cn { display: flex; }
  .hero { padding: 4px 28px 0; }
  .hero__content { padding: 0 36px; }
  .hero__content h1 { font-size: 50px; }

  .about { grid-template-columns: 1fr 1fr; gap: 32px; }
  .about__mid { padding-top: 0; grid-column: 1 / -1; order: 3; }
  .about__left { align-self: center; }
  .brandstrip { margin: 44px 28px 0; }

  .svc { flex: 0 0 calc((100% - 22px) / 2.2); }
  .case { flex-basis: calc((100% - 44px) / 3); }
  .case--featured { flex-basis: calc((100% - 44px) / 3); }

  .process { grid-template-columns: 1fr; gap: 40px; }
  .process__visual { max-width: 420px; }
  .process__visual img { aspect-ratio: 16/10; }
  .process__badge { right: 18px; bottom: -22px; width: 110px; height: 110px; }

  .plans { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }
  .footer { padding: 48px 28px 28px; }
  .footer__cta { grid-template-columns: 1fr; gap: 32px; }
}

/* ================= 手机适配（≤767） ================= */
@media (max-width: 767px) {
  body { background: #fff; }
  .sheet { border-radius: 0; }
  .section { padding: 44px 18px 0; }
  .section--soft { margin: 44px 0 0; padding: 40px 18px 44px; border-radius: 0; }

  /* 汉堡菜单 */
  .nav { padding: calc(12px + env(safe-area-inset-top)) 18px 12px; box-shadow: 0 1px 0 var(--border); }
  .nav__menu { display: none; }
  .nav__burger {
    display: flex;
    flex: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    width: 42px; height: 42px;
    padding: 0;
    border-radius: 12px;
    border: 1.5px solid var(--ink);
    background: #fff;
  }
  .nav__burger span { display: block; width: 18px; height: 2px; background: var(--ink); border-radius: 2px; flex: none; }
  .nav__logo { width: 56px; }
  .nav__cn b { font-size: 13px; }
  .nav__cn i { font-size: 8px; }

  /* Hero */
  .hero { padding: 0; }
  .hero__banner { border-radius: 0; min-height: 420px; }
  .hero__overlay { background: linear-gradient(180deg, rgba(13,26,42,.25) 0%, rgba(13,26,42,.6) 55%, rgba(13,26,42,.85) 100%); }
  .hero__content { padding: 0 22px 34px; justify-content: flex-end; }
  .hero__content > * { min-width: 0; max-width: 100%; }
  .hero__eyebrow { margin-bottom: 14px; font-size: 9.5px; }
  .hero__content h1 { font-size: 50px; }
  .hero__content p { font-size: 14px; margin-top: 8px; max-width: 100%; overflow-wrap: break-word; }
  .hero__actions { margin-top: 16px; }
  .hide-mobile { display: none; }

  /* 关于 */
  .about { grid-template-columns: 1fr; gap: 20px; }
  .h2 { font-size: 24px; }
  .about__mid { order: 2; }
  .about__stats { order: 3; }
  .stat { padding: 20px 16px; }
  .stat b { font-size: 30px; }

  /* 品牌条：横向滚动 */
  .brandstrip {
    margin: 36px 0 0;
    padding: 18px;
    justify-content: flex-start;
    overflow-x: auto;
    scrollbar-width: none;
    border-left: none; border-right: none;
  }
  .brandstrip::-webkit-scrollbar { display: none; }
  .brandstrip i { display: none; }

  /* 标题行：箭头隐藏，手势滑动 */
  .sec-row { flex-direction: column; align-items: flex-start; gap: 8px; margin-bottom: 22px; }
  .carousel-actions { display: none; }

  /* 横向卡片 */
  .svc { flex: 0 0 76%; }
  .case, .case--featured { flex-basis: 74%; }
  .case--featured .case__media img { aspect-ratio: 1/1; }

  /* 流程 */
  .process { gap: 34px; }
  .process__badge { width: 96px; height: 96px; right: 8px; bottom: -18px; }
  .process__badge b { font-size: 13px; }
  .step { gap: 14px; }
  .step__icon { width: 40px; height: 40px; }
  .step__icon svg { width: 17px; height: 17px; }
  .step h3 { font-size: 15px; }

  /* 套餐 */
  .plan { padding: 26px 22px 22px; }
  .plan__ribbon { font-size: 9.5px; }

  /* 页脚 */
  .footer { margin-top: 56px; padding: 44px 20px calc(26px + env(safe-area-inset-bottom)); }
  .footer__cta { grid-template-columns: 1fr; gap: 28px; }
  .footer__cta-left h2 { font-size: 26px; }
  .contact-panel { padding: 22px 18px; }
  .contact-panel__qr img { width: 130px; height: 130px; }
  .ip-slot { margin: 28px auto 0; max-width: none; padding: 18px 20px; }
  .footer__bottom { grid-template-columns: 1fr; gap: 26px; margin-top: 32px; padding-top: 28px; }
  .footer__brand { flex-direction: column; gap: 10px; }
}

/* ================= 两级火箭支持体系 ================= */
.rocket__grid { display: grid; grid-template-columns: 1fr auto 1fr; gap: 20px; align-items: stretch; margin-top: 34px; }
#rocket { position: relative; }
.rocket__mascot {
  position: absolute;
  top: 69px; right: 44px;
  height: 109px;
  width: auto;
  transform: scaleX(-1);
  pointer-events: none;
  filter: drop-shadow(0 12px 22px rgba(24, 49, 74, .18));
}
.stage {
  border: 1.5px solid var(--border);
  border-radius: var(--r-lg);
  padding: 26px 24px;
  background: #fff;
  display: flex;
  flex-direction: column;
}
.stage--push {
  background: linear-gradient(160deg, #3B3AAE, var(--blue));
  border-color: transparent;
  color: #fff;
  box-shadow: 0 16px 36px rgba(79,82,224,.32);
}
.stage__label { font-size: 12px; font-weight: 800; letter-spacing: .2em; color: var(--text-faint); }
.stage--push .stage__label { color: rgba(255,255,255,.75); }
.stage__role { margin-top: 10px; display: flex; align-items: baseline; gap: 10px; }
.stage__role h3 { font-family: var(--f-cn); font-size: 22px; font-weight: 800; color: var(--ink); }
.stage--push .stage__role h3 { color: #fff; }
.stage__role i { font-style: normal; font-size: 10.5px; font-weight: 800; letter-spacing: .16em; color: var(--blue); }
.stage--push .stage__role i { color: rgba(255,255,255,.85); }
.stage__tag { font-size: 13px; font-weight: 700; color: var(--text-sub); }
.stage--push .stage__tag { color: rgba(255,255,255,.85); }
.stage__desc { margin-top: 12px; font-size: 14px; line-height: 1.8; color: var(--text-sub); }
.stage--push .stage__desc { color: rgba(255,255,255,.85); }
.stage__tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; padding-top: 18px; }
.stage__tags li { font-size: 12.5px; font-weight: 600; padding: 6px 13px; border-radius: var(--r-pill); border: 1px solid var(--border); color: var(--text-sub); }
.stage--push .stage__tags li { border-color: rgba(255,255,255,.35); color: #fff; }
.rocket__join {
  align-self: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--blue);
}
.rocket__join svg { width: 26px; height: 26px; }
.rocket__join b { font-size: 9.5px; font-weight: 800; letter-spacing: .22em; writing-mode: vertical-lr; }
.rocket__note { margin-top: 20px; font-size: 11.5px; color: var(--text-faint); }

/* ================= 核心服务 6 卡 ================= */
.svc6 { margin-top: 34px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.svc6__card {
  border: 1.5px solid var(--border);
  border-radius: var(--r-lg);
  padding: 26px 24px 24px;
  background: #fff;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.svc6__card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); border-color: rgba(79,82,224,.4); }
.svc6__no { font-family: var(--f-en); font-size: 34px; font-weight: 800; color: var(--blue); line-height: 1; }
.svc6__card h3 { font-family: var(--f-cn); font-size: 20px; font-weight: 800; color: var(--ink); margin-top: 12px; line-height: 1.45; }
.svc6__en { font-size: 12px; font-weight: 800; letter-spacing: .12em; color: var(--text-faint); margin-top: 5px; }
.svc6__card p.svc6__desc { margin-top: 10px; font-size: 14.5px; color: var(--text-sub); line-height: 1.7; }
.svc6__list { margin-top: 14px; display: flex; flex-direction: column; gap: 8px; }
.svc6__list li { font-size: 14.5px; color: var(--text-sub); line-height: 1.6; padding-left: 22px; position: relative; }
.svc6__list li::before { content: '✓'; position: absolute; left: 0; top: 0; color: var(--blue); font-weight: 800; font-size: 15px; }
.svc6__badge { display: inline-block; font-size: 12px; font-weight: 800; letter-spacing: .08em; color: var(--blue-deep); background: var(--blue-tint); border-radius: var(--r-pill); padding: 5px 13px; margin-top: 14px; }

/* ================= 合作模式对比表 ================= */
.compare { max-width: 900px; margin: 30px auto 0; overflow-x: auto; border-radius: var(--r-lg); border: 1.5px solid var(--border); background: #fff; }
.compare__table { width: 100%; min-width: 620px; border-collapse: collapse; font-size: 13px; }
.compare__table th, .compare__table td { padding: 12px 16px; text-align: center; border-bottom: 1px solid var(--border); }
.compare__table thead th { background: var(--ink); color: #fff; font-size: 13.5px; font-weight: 800; letter-spacing: .04em; padding: 14px 16px; }
.compare__table thead th:first-child { text-align: left; border-top-left-radius: var(--r-lg); }
.compare__table thead th:last-child { border-top-right-radius: var(--r-lg); }
.compare__table thead th.is-hot { background: linear-gradient(160deg, #3B3AAE, var(--blue)); }
.compare__table tbody th { text-align: left; font-weight: 700; color: var(--ink); white-space: nowrap; background: var(--bg-soft); }
.compare__table tbody tr:last-child th, .compare__table tbody tr:last-child td { border-bottom: none; }
.compare__table td.is-hot { background: var(--blue-tint); color: var(--ink-2); font-weight: 600; }
.compare__table td.is-dim { color: var(--text-faint); }
.compare__table td .yes { color: var(--blue-deep); font-weight: 800; font-size: 15px; }
.compare__hint { display: none; }

/* ================= 服务边界说明 ================= */
.boundary {
  max-width: 900px; margin: 22px auto 0;
  border: 1.5px dashed rgba(16,28,43,.25);
  border-radius: var(--r-md);
  padding: 18px 22px;
  background: var(--bg-soft);
}
.boundary h4 { font-size: 12px; font-weight: 800; letter-spacing: .14em; color: var(--ink); margin-bottom: 6px; }
.boundary p { font-size: 12.5px; color: var(--text-sub); line-height: 1.8; }

/* ================= 新区块响应式 ================= */
@media (max-width: 1023px) {
  .svc6 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 767px) {
  .rocket__grid { grid-template-columns: 1fr; gap: 0; }
  .rocket__mascot { height: 99px; top: 51px; right: 18px; }
  .rocket__join { padding: 6px 0; }
  .rocket__join svg { transform: rotate(90deg); }
  .rocket__join b { writing-mode: horizontal-tb; letter-spacing: .3em; }
  .svc6 { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; gap: 12px; margin: 26px -18px 0; padding: 2px 18px 10px; scrollbar-width: none; }
  .svc6::-webkit-scrollbar { display: none; }
  .svc6__card { flex: 0 0 78%; scroll-snap-align: start; }
  .plans { max-width: none; }
  .compare__hint { display: block; text-align: center; font-size: 11px; color: var(--text-faint); margin-top: 8px; letter-spacing: .1em; }
  .compare__hint .arr { display: inline-block; color: var(--blue); font-weight: 800; animation: cmpSlide 1.6s ease-in-out infinite; }
  .compare__hint .arr--r { animation-name: cmpSlideR; }
  @keyframes cmpSlide { 0%,100% { transform: translateX(0); } 50% { transform: translateX(-5px); } }
  @keyframes cmpSlideR { 0%,100% { transform: translateX(0); } 50% { transform: translateX(5px); } }
  /* 移动端收窄表格：让第三列在右缘露出，直观提示可滑 */
  .compare__table { min-width: 480px; font-size: 12.5px; }
  .compare__table th, .compare__table td { padding: 10px 12px; }
}