/* ==========================================================================
   铂艺匠造型美发店 — 官网样式
   设计基调：极简 / 大留白 / 深色 + 香槟金点缀
   ========================================================================== */

:root {
  --ink:        #0E0F12;
  --ink-soft:   #1A1C21;
  --ink-3:      #2A2D35;
  --gray-700:   #4B5563;
  --gray-500:   #6B7280;
  --gray-300:   #D6D6D2;
  --gray-100:   #EFEFEC;
  --bg:         #FFFFFF;
  --bg-soft:    #F7F6F3;
  --gold:       #B99457;
  --gold-deep:  #96743C;
  --gold-soft:  #EBDFC8;

  --fs-serif: Georgia, "Times New Roman", "Songti SC", "SimSun", "STSong", serif;
  --fs-sans:  -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
              "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;

  --nav-h: 76px;
  --max-w: 1200px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--fs-sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1,h2,h3,h4 { margin: 0; font-weight: 500; line-height: 1.25; letter-spacing: .01em; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; border: 0; background: none; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }

/* ---------- Layout ---------- */
.wrap { width: 100%; max-width: var(--max-w); margin: 0 auto; padding: 0 32px; }
.section { padding: 128px 0; }
.section--soft { background: var(--bg-soft); }
.section--dark { background: var(--ink); color: #fff; }

/* ---------- Typography ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 12px; letter-spacing: .28em; text-transform: uppercase;
  color: var(--gold); font-weight: 600;
}
.eyebrow::before {
  content: ""; width: 28px; height: 1px; background: var(--gold); display: block;
}
.h-display {
  font-family: var(--fs-serif);
  font-size: clamp(38px, 5.4vw, 68px);
  line-height: 1.14; letter-spacing: .01em;
}
.h2 {
  font-family: var(--fs-serif);
  font-size: clamp(28px, 3.4vw, 44px);
  line-height: 1.25;
}
.h3 {
  font-family: var(--fs-serif);
  font-size: clamp(20px, 2vw, 24px);
  line-height: 1.4;
}
.lead {
  font-size: 17px; color: var(--gray-700); line-height: 1.9; max-width: 62ch;
}
.section--dark .lead { color: rgba(255,255,255,.72); }
.center { text-align: center; }
.center .lead { margin-left: auto; margin-right: auto; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-40 { margin-top: 40px; }
.mt-64 { margin-top: 64px; }
.rule { width: 56px; height: 2px; background: var(--gold); margin: 28px 0; }
.center .rule { margin-left: auto; margin-right: auto; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: 52px; padding: 0 32px; border-radius: 2px;
  font-size: 14px; letter-spacing: .12em; font-weight: 600;
  transition: all .35s var(--ease); white-space: nowrap;
}
.btn--primary { background: var(--gold); color: #fff; }
.btn--primary:hover { background: var(--gold-deep); transform: translateY(-2px); }
.btn--ghost { border: 1px solid rgba(255,255,255,.35); color: #fff; }
.btn--ghost:hover { border-color: var(--gold); color: var(--gold); }
.btn--dark { border: 1px solid var(--ink); color: var(--ink); }
.btn--dark:hover { background: var(--ink); color: #fff; }
.btn-row { display: flex; gap: 16px; flex-wrap: wrap; }
.center .btn-row { justify-content: center; }

/* ---------- Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100; height: var(--nav-h);
  display: flex; align-items: center;
  transition: background .4s var(--ease), box-shadow .4s var(--ease), height .4s var(--ease);
}
.site-header.is-stuck {
  background: rgba(255,255,255,.94);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  box-shadow: 0 1px 0 rgba(14,15,18,.08);
  height: 66px;
}
.site-header.on-dark:not(.is-stuck) { color: #fff; }
.nav { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand__mark {
  width: 42px; height: 42px; flex: none; position: relative;
  display: grid; place-items: center;
}
.brand__name { font-family: var(--fs-serif); font-size: 19px; letter-spacing: .16em; font-weight: 600; }
.brand__sub { display: block; font-size: 9.5px; letter-spacing: .3em; color: var(--gray-500); font-family: var(--fs-sans); margin-top: -2px; }
.site-header.is-stuck .brand__sub { color: var(--gray-500); }
.site-header.on-dark:not(.is-stuck) .brand__sub { color: rgba(255,255,255,.6); }

.menu { display: flex; align-items: center; gap: 40px; }
.menu a { font-size: 14.5px; letter-spacing: .06em; position: relative; padding: 6px 0; }
.menu a::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 1px; width: 0;
  background: var(--gold); transition: width .35s var(--ease);
}
.menu a:hover::after, .menu a.is-active::after { width: 100%; }
.menu a.is-active { color: var(--gold); }
.nav__cta { height: 42px; padding: 0 22px; font-size: 13px; }

.burger { display: none; width: 44px; height: 44px; place-items: center; }
.burger span { display: block; width: 22px; height: 1.5px; background: currentColor; margin: 4px 0; transition: .3s var(--ease); }
.burger.is-open span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

.mobile-menu {
  position: fixed; inset: var(--nav-h) 0 auto 0; z-index: 99;
  background: #fff; padding: 12px 32px 28px;
  box-shadow: 0 20px 40px rgba(0,0,0,.1);
  transform: translateY(-8px); opacity: 0; pointer-events: none;
  transition: .3s var(--ease);
}
.mobile-menu.is-open { transform: none; opacity: 1; pointer-events: auto; }
.mobile-menu a { display: block; padding: 14px 0; border-bottom: 1px solid var(--gray-100); font-size: 16px; }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 100vh; min-height: 100dvh;
  display: flex; align-items: center; color: #fff; overflow: hidden;
  background: var(--ink);
}
.hero__bg { position: absolute; inset: 0; z-index: 0; }
.hero__bg::after {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(120% 90% at 78% 18%, rgba(185,148,87,.34) 0%, rgba(185,148,87,0) 58%),
    linear-gradient(180deg, rgba(14,15,18,.62) 0%, rgba(14,15,18,.86) 100%);
}
.hero__bg svg { width: 100%; height: 100%; object-fit: cover; }
.hero__inner { position: relative; z-index: 1; padding-top: var(--nav-h); }
.hero .eyebrow { color: var(--gold-soft); }
.hero .eyebrow::before { background: var(--gold-soft); }
.hero__title { margin-top: 22px; max-width: 15em; }
.hero__title em { font-style: normal; color: var(--gold); }
.hero__desc { margin-top: 28px; color: rgba(255,255,255,.74); max-width: 46ch; font-size: 17px; }
.hero__actions { margin-top: 44px; }
.hero__meta {
  position: absolute; z-index: 1; left: 0; right: 0; bottom: 42px;
}
.hero__meta-inner { display: flex; gap: 56px; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; }
.hero__stats { display: flex; gap: 56px; flex-wrap: wrap; }
.stat__num { font-family: var(--fs-serif); font-size: 34px; color: var(--gold); line-height: 1; }
.stat__label { font-size: 12px; letter-spacing: .18em; color: rgba(255,255,255,.55); margin-top: 10px; }
.hero__scroll { display: flex; align-items: center; gap: 12px; font-size: 11px; letter-spacing: .22em; color: rgba(255,255,255,.5); }
.hero__scroll i { display: block; width: 1px; height: 46px; background: linear-gradient(var(--gold), transparent); animation: scrollLine 1.9s infinite; }
@keyframes scrollLine { 0%{transform:scaleY(0);transform-origin:top} 55%{transform:scaleY(1);transform-origin:top} 56%{transform-origin:bottom} 100%{transform:scaleY(0);transform-origin:bottom} }

/* ---------- Cards / grids ---------- */
.grid { display: grid; gap: 28px; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: #fff; border: 1px solid var(--gray-100); padding: 40px 34px;
  transition: all .4s var(--ease); position: relative; overflow: hidden;
}
.card::before {
  content: ""; position: absolute; left: 0; top: 0; width: 0; height: 2px;
  background: var(--gold); transition: width .5s var(--ease);
}
.card:hover { transform: translateY(-6px); box-shadow: 0 24px 50px -28px rgba(14,15,18,.32); border-color: transparent; }
.card:hover::before { width: 100%; }
.card__icon { width: 46px; height: 46px; color: var(--gold); margin-bottom: 24px; }
.card__num { font-family: var(--fs-serif); font-size: 13px; letter-spacing: .2em; color: var(--gray-300); }
.card .h3 { margin-top: 14px; }
.card p { margin-top: 14px; color: var(--gray-500); font-size: 15px; line-height: 1.85; }

/* ---------- Split feature ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 88px; align-items: center; }
.split__media { position: relative; aspect-ratio: 4/5; background: var(--ink); overflow: hidden; }
.split__media--gold { background: linear-gradient(150deg, #1A1C21 0%, #3A3122 60%, #B99457 160%); }
.split__media--wide { aspect-ratio: 4/3; }
.split__media svg { width: 100%; height: 100%; }
.split__badge {
  position: absolute; left: 32px; bottom: 32px; z-index: 2;
  background: rgba(255,255,255,.96); padding: 20px 26px; min-width: 168px;
}
.split__badge strong { display: block; font-family: var(--fs-serif); font-size: 30px; color: var(--gold-deep); line-height: 1; }
.split__badge span { font-size: 11px; letter-spacing: .2em; color: var(--gray-500); }
.checklist li { display: flex; gap: 14px; padding: 12px 0; border-bottom: 1px solid var(--gray-100); font-size: 15.5px; }
.checklist li svg { flex: none; width: 18px; height: 18px; margin-top: 5px; color: var(--gold); }
.section--dark .checklist li { border-color: rgba(255,255,255,.12); }

/* ---------- Tools ---------- */
.tool {
  border: 1px solid var(--gray-100); background: #fff; overflow: hidden;
  display: flex; flex-direction: column; transition: all .4s var(--ease);
}
.tool:hover { transform: translateY(-6px); box-shadow: 0 26px 54px -30px rgba(14,15,18,.4); }
.tool__media { aspect-ratio: 1/1; background: var(--bg-soft); display: grid; place-items: center; padding: 34px; position: relative; overflow: hidden; }
.tool__media::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(70% 60% at 50% 40%, rgba(185,148,87,.10), transparent 70%);
}
.tool__media svg { width: 100%; height: 100%; }
.tool__body { padding: 26px 26px 30px; border-top: 1px solid var(--gray-100); }
.tool__tag { font-size: 10.5px; letter-spacing: .2em; color: var(--gold); font-weight: 700; }
.tool__body .h3 { margin-top: 10px; font-size: 20px; }
.tool__body p { margin-top: 12px; font-size: 14.5px; color: var(--gray-500); line-height: 1.8; }
.tool__spec { margin-top: 18px; display: flex; gap: 18px; flex-wrap: wrap; font-size: 12.5px; color: var(--gray-700); }
.tool__spec b { font-weight: 600; color: var(--ink); }

/* ---------- Timeline ---------- */
.timeline { position: relative; padding-left: 34px; }
.timeline::before { content: ""; position: absolute; left: 5px; top: 8px; bottom: 8px; width: 1px; background: var(--gray-300); }
.timeline li { position: relative; padding-bottom: 40px; }
.timeline li::before {
  content: ""; position: absolute; left: -34px; top: 8px; width: 11px; height: 11px;
  border-radius: 50%; background: #fff; border: 2px solid var(--gold);
}
.timeline__year { font-family: var(--fs-serif); font-size: 14px; letter-spacing: .18em; color: var(--gold-deep); }
.timeline__title { font-size: 18px; margin-top: 6px; font-weight: 600; }
.timeline__text { color: var(--gray-500); font-size: 15px; margin-top: 8px; }

/* ---------- Numbers ---------- */
.numbers { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: rgba(255,255,255,.14); }
.numbers > div { background: var(--ink); padding: 44px 28px; text-align: center; }
.numbers b { display: block; font-family: var(--fs-serif); font-size: 46px; color: var(--gold); line-height: 1; font-weight: 500; }
.numbers span { display: block; margin-top: 14px; font-size: 12px; letter-spacing: .2em; color: rgba(255,255,255,.55); }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 76px; }
.info-item { display: flex; gap: 20px; padding: 26px 0; border-bottom: 1px solid var(--gray-100); }
.info-item svg { width: 22px; height: 22px; color: var(--gold); flex: none; margin-top: 4px; }
.info-item h4 { font-size: 13px; letter-spacing: .18em; color: var(--gray-500); font-weight: 600; }
.info-item p { font-size: 17px; margin-top: 6px; font-family: var(--fs-serif); }
.info-item small { display: block; font-size: 13.5px; color: var(--gray-500); margin-top: 4px; font-family: var(--fs-sans); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field { margin-bottom: 20px; }
.field label { display: block; font-size: 13px; letter-spacing: .1em; color: var(--gray-700); margin-bottom: 9px; font-weight: 600; }
.field input, .field select, .field textarea {
  width: 100%; padding: 15px 16px; font-size: 15px; font-family: inherit;
  border: 1px solid var(--gray-300); border-radius: 2px; background: #fff; color: var(--ink);
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.field textarea { resize: vertical; min-height: 128px; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(185,148,87,.14);
}
.field input[aria-invalid="true"], .field textarea[aria-invalid="true"] { border-color: #C0392B; }
.form-note { font-size: 13px; color: var(--gray-500); margin-top: 14px; }
.form-msg { margin-top: 18px; font-size: 14.5px; display: none; }
.form-msg.is-ok { display: block; color: #1E7A46; }
.form-msg.is-err { display: block; color: #C0392B; }

.map-frame {
  width: 100%; height: 380px; border: 0; background: var(--bg-soft);
  display: grid; place-items: center; text-align: center; color: var(--gray-500); font-size: 14px;
}

/* ---------- CTA band ---------- */
.cta-band {
  background: linear-gradient(120deg, var(--ink) 0%, #26282F 55%, #3A3122 100%);
  color: #fff; padding: 96px 0; position: relative; overflow: hidden;
}
.cta-band::after {
  content: ""; position: absolute; right: -80px; top: -80px; width: 420px; height: 420px;
  border-radius: 50%; background: radial-gradient(circle, rgba(185,148,87,.22), transparent 68%);
}

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: rgba(255,255,255,.62); padding: 76px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 48px; }
.footer-grid h5 { color: #fff; font-size: 13px; letter-spacing: .18em; font-weight: 600; margin-bottom: 22px; }
.footer-grid li { padding: 7px 0; font-size: 14.5px; }
.footer-grid li a:hover { color: var(--gold); }
.footer__brand .brand__name { color: #fff; font-size: 20px; }
.footer__brand p { margin-top: 20px; font-size: 14.5px; line-height: 1.9; max-width: 34ch; }
.footer-bottom {
  margin-top: 56px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.1);
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 13px;
}

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .split { gap: 52px; }
  .contact-grid { gap: 48px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .numbers { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .menu { display: none; }
  .burger { display: grid; }
  .section { padding: 84px 0; }
  .wrap { padding: 0 22px; }
  .split { grid-template-columns: 1fr; gap: 40px; }
  .split--reverse .split__media { order: -1; }
  .contact-grid { grid-template-columns: 1fr; }
  .cta-band { padding: 72px 0; }
}
@media (max-width: 640px) {
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
  .hero__meta { position: static; margin-top: 56px; }
  .hero__stats { gap: 32px; }
  .hero__scroll { display: none; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .numbers { grid-template-columns: 1fr 1fr; }
  .card { padding: 32px 26px; }
  .section { padding: 68px 0; }
}

/* ---------- Post cards（首页最新文章，自动拉取博客） ---------- */
.post-card {
  background: #fff; border: 1px solid var(--gray-100); padding: 0;
  transition: all .4s var(--ease); position: relative; overflow: hidden;
  display: flex; flex-direction: column;
}
.post-card::before {
  content: ""; position: absolute; left: 0; top: 0; width: 0; height: 2px;
  background: var(--gold); transition: width .5s var(--ease); z-index: 1;
}
.post-card:hover { transform: translateY(-6px); box-shadow: 0 24px 50px -28px rgba(14,15,18,.32); border-color: transparent; }
.post-card:hover::before { width: 100%; }
.post-card__thumb { display: block; aspect-ratio: 16/9; overflow: hidden; background: var(--gray-100); }
.post-card__thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.post-card:hover .post-card__thumb img { transform: scale(1.05); }
.post-card__meta {
  display: flex; align-items: center; gap: 12px;
  padding: 26px 30px 0; font-size: 13px; color: var(--gray-300); letter-spacing: .05em;
}
.post-card__cat {
  color: var(--gold); font-weight: 600; font-size: 12px; letter-spacing: .15em;
}
.post-card .h3 { margin: 12px 30px 0; font-size: 20px; line-height: 1.5; }
.post-card p { margin: 14px 30px 30px; color: var(--gray-500); font-size: 15px; line-height: 1.85; }