/* 富爱俱乐部 · 苏州 · style.css */
/* 设计风格：江南水墨·园林留白 — 水墨灰+薄荷青+白，细衬线雅奢 */

@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@300;400&family=Noto+Sans+SC:wght@300;400&family=EB+Garamond:ital,wght@1,400&display=swap');

:root {
  --accent:        #4a7a6a;
  --accent-light:  #6a9a8a;
  --accent-dark:   #2e5848;
  --gold:          #a89060;
  --gold-light:    #c4b080;
  --gold-dark:     #806840;

  --bg:            #f8f7f4;
  --bg-alt:        #eeece8;
  --bg-mist:       #e8e6e0;
  --bg-dark:       #1a1c1a;

  --ink:           #1a1c1a;
  --ink-light:     #3a3c3a;
  --ink-muted:     #7a8078;
  --ink-faint:     #b8bab6;

  --on-dark:       rgba(248,247,244,0.92);
  --on-dark-muted: rgba(248,247,244,0.60);
  --on-dark-faint: rgba(248,247,244,0.32);

  --border:        #d8d6d0;
  --border-dark:   #2e302e;

  --radius:        4px;
  --radius-sm:     2px;
  --radius-lg:     8px;

  --font-serif:  'Noto Serif SC', 'STSong', Georgia, serif;
  --font-sans:   'Noto Sans SC', 'PingFang SC', sans-serif;
  --font-number: 'EB Garamond', Georgia, serif;
}

*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: var(--font-sans); font-weight: 300; background: var(--bg); color: var(--ink); line-height: 1.7; overflow-x: hidden; }
img { display: block; width: 100%; height: 100%; object-fit: cover; }
a  { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container { max-width: 1160px; margin: 0 auto; padding: 0 40px; }
.section    { padding: 96px 0; }

.t-label { font-family: var(--font-sans); font-size: 14px; font-weight: 300; letter-spacing: 0.28em; text-transform: uppercase; color: var(--accent); }
.t-hero  { font-family: var(--font-serif); font-size: clamp(2.25rem, 5.5vw, 4.5rem); font-weight: 300; line-height: 1.2; letter-spacing: 0.06em; }
.t-h2    { font-family: var(--font-serif); font-size: clamp(1.625rem, 3vw, 2.5rem); font-weight: 300; line-height: 1.35; letter-spacing: 0.06em; }
.t-h3    { font-family: var(--font-serif); font-size: 18px; font-weight: 400; line-height: 1.5; letter-spacing: 0.04em; }
.t-body  { font-family: var(--font-sans); font-size: 16px; font-weight: 300; line-height: 1.95; letter-spacing: 0.02em; }
.t-small { font-family: var(--font-sans); font-size: 14px; font-weight: 300; line-height: 1.85; letter-spacing: 0.02em; }

/* ─── Nav ─── */
#navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: rgba(248,247,244,0.97); border-bottom: 1px solid transparent; transition: border-color 0.3s, box-shadow 0.3s; }
#navbar.scrolled { border-bottom-color: var(--border); box-shadow: 0 2px 20px rgba(26,28,26,0.05); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; padding: 20px 0; }
.nav-logo { font-family: var(--font-serif); font-size: 18px; font-weight: 300; letter-spacing: 0.06em; color: var(--ink); }
.nav-logo span { color: var(--accent); }
.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a { font-size: 14px; font-weight: 300; letter-spacing: 0.06em; color: var(--ink-light); transition: color 0.2s; }
.nav-links a:hover { color: var(--accent); }
.btn-nav { display: inline-flex; align-items: center; height: 36px; padding: 0 20px; background: var(--accent); color: #fff !important; font-size: 14px; font-weight: 300; letter-spacing: 0.12em; border-radius: var(--radius-sm); transition: background 0.2s; }
.btn-nav:hover { background: var(--accent-light); }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 4px; flex-direction: column; gap: 5px; }
.nav-toggle span { display: block; width: 22px; height: 1px; background: var(--ink); }
.nav-mobile { display: none; flex-direction: column; background: var(--bg); border-top: 1px solid var(--border); padding: 16px 0 24px; }
.nav-mobile.open { display: flex; }
.nav-mobile a { padding: 12px 40px; font-size: 16px; font-weight: 300; letter-spacing: 0.04em; color: var(--ink-light); border-bottom: 1px solid var(--border); }
.nav-mobile .btn-mobile-cta { margin: 16px 40px 0; text-align: center; background: var(--accent); color: var(--bg); border-radius: var(--radius-sm); height: 44px; display: flex; align-items: center; justify-content: center; letter-spacing: 0.12em; }

/* ─── Hero — 全宽居中+统计条 ─── */
.hero-section { padding: 140px 0 0; background: var(--bg); position: relative; overflow: hidden; }
.hero-section::before {
  content: '苏';
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  font-family: var(--font-serif); font-size: clamp(18rem, 35vw, 32rem); font-weight: 300;
  color: rgba(74,122,106,0.04); line-height: 1; pointer-events: none;
}
.hero-inner { position: relative; z-index: 1; text-align: center; max-width: 760px; margin: 0 auto; padding-bottom: 80px; }
.hero-label { margin-bottom: 24px; }
.hero-title { color: var(--ink); margin-bottom: 32px; }
.hero-title .title-accent { color: var(--accent); }
/* Ink wash brush stroke accent */
.hero-brush {
  width: 80px; height: 2px;
  background: linear-gradient(to right, transparent, var(--accent), transparent);
  margin: 0 auto 32px;
  opacity: 0.6;
}
.hero-body { color: var(--ink-light); max-width: 44ch; margin: 0 auto 40px; }
.hero-cta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn-primary { display: inline-flex; align-items: center; height: 48px; padding: 0 32px; background: var(--accent); color: var(--bg); font-size: 14px; font-weight: 300; letter-spacing: 0.12em; border-radius: var(--radius-sm); border: 1px solid var(--accent); transition: background 0.2s, box-shadow 0.2s; }
.btn-primary:hover { background: var(--accent-light); box-shadow: 0 4px 20px rgba(74,122,106,0.25); }
.btn-outline { display: inline-flex; align-items: center; height: 48px; padding: 0 32px; background: transparent; color: var(--ink); font-size: 14px; font-weight: 300; letter-spacing: 0.12em; border-radius: var(--radius-sm); border: 1px solid var(--border); transition: border-color 0.2s, color 0.2s; }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.hero-stats-bar { border-top: 1px solid var(--border); display: flex; }
.hero-stat-item { flex: 1; padding: 24px 16px; text-align: center; border-right: 1px solid var(--border); }
.hero-stat-item:last-child { border-right: none; }
.hero-stat-num { font-family: var(--font-number); font-style: italic; font-size: 2rem; color: var(--gold); line-height: 1; display: block; }
.hero-stat-label { font-size: 14px; font-weight: 300; color: var(--ink-muted); letter-spacing: 0.04em; margin-top: 6px; display: block; }

/* ─── Trust Strip D — 浅色品牌侧边 ─── */
.trust-strip { background: var(--bg); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 64px 0; }
.trust-sidebar { display: grid; grid-template-columns: 1.4fr 1fr; gap: 80px; align-items: center; }
.trust-brand-statement { font-family: var(--font-serif); font-size: clamp(1.5rem, 2.5vw, 2.25rem); font-weight: 300; letter-spacing: 0.06em; line-height: 1.5; color: var(--ink); }
.trust-brand-statement span { color: var(--accent); }
.trust-nums-stack { display: flex; flex-direction: column; gap: 32px; }
.trust-num-item { display: flex; align-items: baseline; gap: 16px; padding-bottom: 32px; border-bottom: 1px solid var(--border); }
.trust-num-item:last-child { border-bottom: none; padding-bottom: 0; }
.trust-num { font-family: var(--font-number); font-style: italic; font-size: 2.5rem; color: var(--gold); line-height: 1; }
.trust-num-label { font-size: 14px; font-weight: 300; color: var(--ink-muted); letter-spacing: 0.04em; }

/* ─── About ─── */
.about-section { background: var(--bg-alt); }
.about-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 80px; align-items: start; }
.about-content .t-label { margin-bottom: 24px; }
.about-content .t-h2   { color: var(--ink); margin-bottom: 32px; }
.about-content .t-body { color: var(--ink-light); }
.about-features { display: flex; flex-direction: column; gap: 0; }
.about-feat { display: flex; gap: 20px; align-items: flex-start; padding: 28px 0; border-bottom: 1px solid var(--border); }
.about-feat:first-child { padding-top: 0; }
.about-feat:last-child  { border-bottom: none; }
.about-feat-num { font-family: var(--font-number); font-style: italic; font-size: 1.5rem; color: var(--gold); line-height: 1; flex-shrink: 0; }
.about-feat-title { font-family: var(--font-serif); font-size: 18px; font-weight: 400; letter-spacing: 0.04em; color: var(--ink); margin-bottom: 6px; }
.about-feat-text { font-size: 14px; font-weight: 300; line-height: 1.85; color: var(--ink-light); letter-spacing: 0.02em; }

/* ─── Services ─── */
.services-section { background: var(--bg); }
.section-header { text-align: center; margin-bottom: 56px; }
.section-header .t-label { margin-bottom: 16px; }
.section-header .t-h2   { color: var(--ink); }
.services-duo { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 24px; }
.service-card { background: var(--bg-alt); border: 1px solid var(--border); border-radius: var(--radius); padding: 40px 32px; }
.service-card-num { font-family: var(--font-number); font-style: italic; font-size: 1.5rem; color: var(--gold); margin-bottom: 16px; display: block; }
.service-card .t-h3 { color: var(--ink); margin-bottom: 12px; }
.service-card .t-small { color: var(--ink-muted); }
.service-list { display: flex; flex-direction: column; gap: 8px; margin-top: 16px; }
.service-list li { font-size: 14px; font-weight: 300; color: var(--ink-muted); letter-spacing: 0.02em; padding-left: 16px; position: relative; }
.service-list li::before { content: '—'; position: absolute; left: 0; color: var(--accent); }
.service-vip { background: var(--bg-dark); border-radius: var(--radius); padding: 40px 48px; display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.service-vip-text .t-label { margin-bottom: 12px; }
.service-vip-text .t-h3   { color: var(--on-dark); margin-bottom: 12px; }
.service-vip-text .t-small { color: var(--on-dark-muted); max-width: 44ch; }
.btn-gold { display: inline-flex; align-items: center; height: 48px; padding: 0 32px; background: var(--gold); color: var(--bg-dark); font-size: 14px; font-weight: 400; letter-spacing: 0.12em; border-radius: var(--radius-sm); border: 1px solid var(--gold); transition: background 0.2s; flex-shrink: 0; }
.btn-gold:hover { background: var(--gold-light); }

/* ─── Profiles — 等高四列 ─── */
.profiles-section { background: var(--bg-alt); }
.profiles-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 48px; }
.profile-card { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: box-shadow 0.25s; }
.profile-card:hover { box-shadow: 0 6px 24px rgba(74,122,106,0.10); }
.profile-img-wrap { aspect-ratio: 3/4; background: var(--bg-mist); overflow: hidden; }
.profile-img-wrap img { transition: transform 0.4s; }
.profile-card:hover .profile-img-wrap img { transform: scale(1.04); }
.profile-body { padding: 20px 16px; }
.profile-name { font-family: var(--font-serif); font-size: 18px; font-weight: 400; letter-spacing: 0.04em; color: var(--ink); margin-bottom: 4px; }
.profile-meta { font-size: 14px; color: var(--ink-muted); letter-spacing: 0.02em; margin-bottom: 12px; }
.profile-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.profile-tag { font-size: 14px; font-weight: 300; letter-spacing: 0.04em; color: var(--ink-muted); background: var(--bg-alt); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 2px 8px; }
.profiles-cta-bar { margin-top: 32px; padding: 24px 40px; background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.profiles-cta-text { color: var(--ink-light); font-size: 16px; letter-spacing: 0.02em; }
.profiles-cta-text strong { color: var(--accent); font-weight: 400; }

/* ─── Register CTA ─── */
.register-section { background: var(--bg-dark); padding: 80px 0; text-align: center; }
.register-section .t-label { margin-bottom: 24px; }
.register-section .t-h2 { color: var(--on-dark); margin-bottom: 24px; }
.register-section .t-body { color: var(--on-dark-muted); max-width: 44ch; margin: 0 auto 40px; }

/* ─── Blog ─── */
.blog-section { background: var(--bg); }
.blog-header { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 48px; }
.btn-link { font-size: 14px; font-weight: 300; letter-spacing: 0.06em; color: var(--gold-dark); border-bottom: 1px solid var(--gold); padding-bottom: 2px; transition: color 0.2s; }
.btn-link:hover { color: var(--accent); border-color: var(--accent); }
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.blog-card { background: var(--bg-alt); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; transition: border-color 0.2s; }
.blog-card:hover { border-color: var(--accent); }
.blog-thumb { height: 180px; background: var(--bg-mist); overflow: hidden; }
.blog-thumb img { transition: transform 0.4s; }
.blog-card:hover .blog-thumb img { transform: scale(1.04); }
.blog-card-body { padding: 24px; flex: 1; }
.blog-date { font-size: 14px; color: var(--ink-faint); letter-spacing: 0.04em; margin-bottom: 10px; }
.blog-title { font-family: var(--font-serif); font-size: 18px; font-weight: 400; letter-spacing: 0.04em; color: var(--ink); line-height: 1.5; margin-bottom: 12px; transition: color 0.2s; }
.blog-card:hover .blog-title { color: var(--accent); }
.blog-excerpt { font-size: 14px; color: var(--ink-muted); line-height: 1.8; letter-spacing: 0.02em; }

/* ─── FAQ ─── */
.faq-section { background: var(--bg-alt); }
.faq-wrap { display: flex; flex-direction: column; gap: 8px; margin-top: 48px; }
.faq-item { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); }
.faq-q { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 22px 24px; cursor: pointer; list-style: none; font-family: var(--font-serif); font-size: 16px; font-weight: 400; letter-spacing: 0.04em; color: var(--ink); transition: color 0.2s; }
.faq-q::-webkit-details-marker { display: none; }
.faq-q::after { content: '+'; font-family: var(--font-serif); font-style: italic; font-size: 1.5rem; color: var(--accent); flex-shrink: 0; transition: transform 0.25s; }
details[open] .faq-q { color: var(--accent); }
details[open] .faq-q::after { transform: rotate(45deg); }
.faq-a { padding: 0 24px 22px; font-size: 14px; font-weight: 300; line-height: 1.85; letter-spacing: 0.02em; color: var(--ink-light); }

/* ─── Footer D — 居中极简 ─── */
.footer { background: var(--bg-dark); padding: 64px 0 40px; }
.footer-centered { text-align: center; max-width: 640px; margin: 0 auto; }
.footer-logo { font-family: var(--font-serif); font-size: 22px; font-weight: 300; letter-spacing: 0.06em; color: var(--on-dark); margin-bottom: 16px; }
.footer-logo span { color: var(--gold); }
.footer-desc { font-size: 14px; font-weight: 300; color: var(--on-dark-muted); line-height: 1.85; letter-spacing: 0.02em; margin-bottom: 40px; }
.footer-links-row { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px 24px; margin-bottom: 48px; }
.footer-links-row a { font-size: 14px; font-weight: 300; color: var(--on-dark-muted); letter-spacing: 0.02em; transition: color 0.2s; }
.footer-links-row a:hover { color: var(--gold); }
.footer-links-row span { color: var(--on-dark-faint); }
.footer-bottom { border-top: 1px solid var(--border-dark); padding-top: 24px; text-align: center; }
.footer-copy { font-size: 14px; color: var(--on-dark-faint); letter-spacing: 0.02em; }

/* ─── Reveal ─── */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.55s ease, transform 0.55s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ─── 响应式 ─── */
@media (max-width: 1023px) {
  .trust-sidebar { grid-template-columns: 1fr; gap: 40px; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .services-duo { grid-template-columns: 1fr; }
  .profiles-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 767px) {
  .container { padding: 0 20px; }
  .section { padding: 64px 0; }
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .hero-stats-bar { flex-wrap: wrap; }
  .hero-stat-item { flex: 1 1 45%; }
  .service-vip { flex-direction: column; text-align: center; }
  .service-vip .btn-gold { width: 100%; justify-content: center; }
  .profiles-grid { grid-template-columns: 1fr 1fr; }
  .profiles-cta-bar { flex-direction: column; text-align: center; }
  .profiles-cta-bar .btn-primary { width: 100%; justify-content: center; }
  .blog-grid { grid-template-columns: 1fr; }
  .hero-cta .btn-primary, .hero-cta .btn-outline { width: 100%; justify-content: center; }
}
@media (max-width: 479px) {
  .profiles-grid { grid-template-columns: 1fr; }
}

/* ─── Adult notice ─── */
.footer-adult{font-size:14px;color:var(--on-dark-faint);text-align:center;width:100%}