/* ==========================================================================
   秦皇岛王斌眼镜 · 官网样式系统
   美学方向：红底白字 × 专业传承（Heritage Red × Professional）
   主色：品牌红 / 纯白 / 暖灰
   ========================================================================== */

/* ---------- 字体 ---------- */
@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&family=Noto+Serif+SC:wght@500;700;900&display=swap');

/* ---------- 设计令牌 ---------- */
:root{
  --ink:#1a1a1a;            /* 主文字 */
  --ink-soft:#4a4a4a;       /* 次级文字 */
  --ink-mute:#8a8a8a;       /* 弱化文字 */
  --red-900:#8B0A1A;        /* 品牌红 最深 */
  --red-800:#A81226;
  --red-700:#C01A2F;
  --red-600:#D92B3F;        /* 品牌红 主色 */
  --red-500:#E63E52;
  --red-100:#FCE8EA;        /* 浅红底 */
  --red-50:#FFF5F6;
  --paper:#ffffff;           /* 白色 背景底 */
  --paper-2:#FAFAFA;         /* 浅灰 卡片底 */
  --warm-gray:#F4F4F4;       /* 暖灰底 */
  --line:#EAEAEA;            /* 发丝线 */
  --line-strong:#D8D8D8;
  --ok:#1f7a4d;
  --shadow-sm:0 1px 2px rgba(0,0,0,.06),0 1px 3px rgba(0,0,0,.04);
  --shadow:0 8px 24px -8px rgba(139,10,26,.18),0 2px 6px rgba(0,0,0,.06);
  --shadow-lg:0 24px 60px -20px rgba(139,10,26,.28),0 4px 12px rgba(0,0,0,.08);
  --radius-s:8px;
  --radius:16px;
  --radius-l:24px;
  --serif:"Noto Serif SC","Songti SC","STSong",serif;
  --serif-en:"Fraunces","Cormorant Garamond",serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --maxw:1200px;
  --gutter:clamp(16px,4vw,40px);
}

/* ---------- 重置 ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.7;font-size:16px;font-feature-settings:"palt";text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;height:auto}
a{color:var(--red-800);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--red-600)}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
:focus-visible{outline:2px solid var(--red-600);outline-offset:3px;border-radius:4px}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;line-height:1.25;color:var(--ink)}
h1,h2,h3{font-family:var(--serif)}
p{margin:0 0 1em}

/* ---------- 布局工具 ---------- */
.container{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter)}
.section{padding:clamp(56px,8vw,104px) 0}
.section--tight{padding:clamp(40px,5vw,64px) 0}
.section--azure{background:linear-gradient(180deg,var(--red-900),var(--red-700));color:#ffeaec}
.section--azure h1,.section--azure h2,.section--azure h3{color:#fff}
.section--paper{background:var(--paper)}
.section--ivory{background:var(--warm-gray)}
.grid{display:grid;gap:clamp(16px,2vw,28px)}
.stack>*+*{margin-top:1rem}
.text-center{text-align:center}
.muted{color:var(--ink-mute)}
.eyebrow{font-family:var(--serif-en);font-style:italic;font-weight:500;font-size:.82rem;letter-spacing:.18em;text-transform:uppercase;color:var(--red-600)}
.eyebrow--light{color:#F8B4BD}

/* ---------- 页头 ---------- */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:saturate(160%) blur(14px);-webkit-backdrop-filter:saturate(160%) blur(14px);border-bottom:1px solid var(--line)}
.site-header__inner{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter);height:74px;display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:0;color:var(--red-900);font-weight:700}
.brand img{height:44px;width:auto;display:block}





.main-nav{margin-left:auto;display:flex;align-items:center;gap:4px}
.main-nav a{color:var(--ink);font-size:.95rem;font-weight:500;padding:10px 14px;border-radius:10px;position:relative}
.main-nav a::after{content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;background:var(--red-600);transform:scaleX(0);transform-origin:left;transition:transform .3s ease}
.main-nav a:hover,.main-nav a[aria-current="page"]{color:var(--red-800)}
.main-nav a:hover::after,.main-nav a[aria-current="page"]::after{transform:scaleX(1)}
.nav-cta{margin-left:8px}
.nav-toggle{display:none;width:44px;height:44px;border-radius:10px;align-items:center;justify-content:center;color:var(--red-900)}
.nav-toggle svg{width:24px;height:24px}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:999px;font-weight:600;font-size:.95rem;line-height:1;transition:transform .2s ease,box-shadow .2s ease,background .2s ease;border:1px solid transparent;white-space:nowrap}
.btn svg{width:18px;height:18px}
.btn--primary{background:var(--red-600);color:#fff;box-shadow:0 6px 16px -4px rgba(217,43,63,.45)}
.btn--primary:hover{color:#fff;background:var(--red-700);transform:translateY(-2px);box-shadow:0 10px 22px -4px rgba(217,43,63,.55)}
.btn--amber{background:var(--red-800);color:#fff;box-shadow:0 6px 16px -4px rgba(168,18,38,.5)}
.btn--amber:hover{color:#fff;transform:translateY(-2px);background:var(--red-900)}
.btn--ghost{background:transparent;border-color:var(--red-700);color:var(--red-800)}
.btn--ghost:hover{background:var(--red-50);transform:translateY(-2px)}
.btn--light{background:#fff;color:var(--red-900);box-shadow:var(--shadow-sm)}
.btn--light:hover{color:var(--red-900);transform:translateY(-2px)}
.btn--lg{padding:15px 30px;font-size:1.02rem}

/* ---------- 浮动联系条（电话） ---------- */
.float-contact{position:fixed;right:clamp(14px,3vw,28px);bottom:clamp(14px,3vw,28px);z-index:120;display:flex;flex-direction:column;gap:10px;align-items:flex-end}
.float-contact__fab{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;color:#fff;box-shadow:var(--shadow-lg);position:relative}
.float-contact__fab--tel{background:var(--red-600)}
.float-contact__fab--tel::before{content:"";position:absolute;inset:-6px;border-radius:50%;border:2px solid var(--red-500);opacity:.5;animation:pulse 2.4s ease-out infinite}
@keyframes pulse{0%{transform:scale(.9);opacity:.6}100%{transform:scale(1.5);opacity:0}}
.float-contact__fab svg{width:24px;height:24px}
.float-contact__tip{background:#fff;border-radius:12px;padding:10px 14px;box-shadow:var(--shadow);font-size:.85rem;line-height:1.3;max-width:220px;border:1px solid var(--line)}
.float-contact__tip b{display:block;color:var(--red-800);font-family:var(--serif-en);font-size:1.2rem;letter-spacing:.02em}
.float-contact__tip span{color:var(--ink-mute);font-size:.72rem}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--red-900);color:#ffeaec;padding:clamp(48px,6vw,72px) 0 28px}
.site-footer a{color:#ffeaec}
.site-footer a:hover{color:#fff}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:40px}
.footer-brand .brand img{filter:brightness(0) invert(1);height:36px;margin-bottom:14px}
.footer-brand p{color:#F8B4BD;font-size:.9rem;margin-top:0;max-width:34ch}
.footer h4{color:#fff;font-size:.95rem;margin-bottom:16px;font-family:var(--sans);letter-spacing:.04em}
.footer li{margin-bottom:9px;font-size:.9rem}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:.9rem}
.footer-contact svg{width:16px;height:16px;flex:none;margin-top:4px;color:#F8B4BD}
.footer-bottom{margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.18);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.8rem;color:#F8B4BD}

/* ==========================================================================
   首页 / 通用区块
   ========================================================================== */

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--red-900);color:#ffeaec;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(900px 500px at 82% -10%,rgba(230,230,230,.12),transparent 60%),
  radial-gradient(700px 600px at -10% 110%,rgba(217,43,63,.35),transparent 55%),
  linear-gradient(180deg,var(--red-900),#6B0614)}
.hero__noise{position:absolute;inset:0;opacity:.04;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");pointer-events:none}
.hero__inner{position:relative;max-width:var(--maxw);margin:0 auto;padding:clamp(72px,11vw,140px) var(--gutter) clamp(56px,8vw,96px);display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(32px,5vw,64px);align-items:center}
.hero__eyebrow{color:#F8B4BD}
.hero h1{color:#fff;font-size:clamp(2.1rem,5vw,3.6rem);line-height:1.12;margin:18px 0 22px;letter-spacing:-.02em}
.hero h1 em{font-style:normal;color:#fff;font-family:var(--serif-en);font-weight:600}
.hero__lead{font-size:clamp(1rem,1.6vw,1.18rem);color:#ffeaec;max-width:46ch;margin-bottom:30px}
.hero__actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:30px}
.hero__meta{display:flex;gap:30px;flex-wrap:wrap;padding-top:24px;border-top:1px solid rgba(255,255,255,.2)}
.hero__meta div b{display:block;font-family:var(--serif-en);font-size:1.9rem;color:#fff;line-height:1}
.hero__meta div span{font-size:.8rem;color:#F8B4BD;letter-spacing:.04em}
.hero__visual{position:relative}
.hero__visual .frame{position:relative;border-radius:var(--radius-l);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/3;transform:rotate(1deg)}
.hero__visual .frame img{width:100%;height:100%;object-fit:cover}
.hero__visual .ring{position:absolute;border:1px solid rgba(255,255,255,.4);border-radius:50%}
.hero__visual .ring--1{width:120px;height:120px;right:-30px;top:-30px}
.hero__visual .ring--2{width:64px;height:64px;left:-20px;bottom:80px;border-color:rgba(255,255,255,.55)}
.hero__badge{position:absolute;left:-26px;bottom:-22px;background:#fff;color:var(--ink);border-radius:16px;padding:14px 18px;box-shadow:var(--shadow);display:flex;align-items:center;gap:12px;max-width:230px}
.hero__badge .seal{width:40px;height:40px;border-radius:50%;background:var(--red-600);display:grid;place-items:center;color:#fff;flex:none}
.hero__badge .seal svg{width:22px;height:22px}
.hero__badge b{font-family:var(--serif-en);font-size:1.1rem;display:block;color:var(--red-800)}
.hero__badge span{font-size:.74rem;color:var(--ink-mute)}

/* ---------- 信任条 ---------- */
.trustbar{background:var(--paper);border-bottom:1px solid var(--line)}
.trustbar__inner{max-width:var(--maxw);margin:0 auto;padding:18px var(--gutter);display:flex;gap:clamp(16px,3vw,40px);flex-wrap:wrap;justify-content:space-between;align-items:center}
.trustbar__item{display:flex;align-items:center;gap:10px;font-size:.82rem;color:var(--ink-soft)}
.trustbar__item svg{width:20px;height:20px;color:var(--red-600);flex:none}
.trustbar__item b{color:var(--ink);font-weight:600}

/* ---------- 章节标题 ---------- */
.shead{max-width:62ch;margin:0 auto clamp(32px,4vw,52px);text-align:center}
.shead .eyebrow{display:inline-block;margin-bottom:14px}
.shead h2{font-size:clamp(1.7rem,3.6vw,2.6rem);margin-bottom:16px}
.shead p{color:var(--ink-soft);font-size:1.02rem}
.shead--left{margin-left:0;margin-right:auto;text-align:left}
.shead--left p{max-width:54ch}

/* ---------- 卡片通用 ---------- */
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(22px,2.4vw,32px);box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--red-100)}
.card__icon{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:var(--red-50);color:var(--red-700);margin-bottom:18px}
.card__icon svg{width:24px;height:24px}
.card h3{font-size:1.18rem;margin-bottom:10px}
.card p{color:var(--ink-soft);font-size:.92rem;margin:0}

/* ---------- 数据卡（首页核心数据） ---------- */
.statband{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.stat{background:var(--paper);padding:clamp(22px,2.4vw,34px) clamp(16px,2vw,28px);text-align:center}
.stat b{font-family:var(--serif-en);font-size:clamp(2rem,4vw,2.8rem);color:var(--red-800);line-height:1;display:block}
.stat b small{font-size:.5em;color:var(--red-600);margin-left:2px}
.stat span{display:block;margin-top:8px;font-size:.84rem;color:var(--ink-mute);letter-spacing:.04em}

/* ---------- 业务能力卡 ---------- */
.cap-grid{grid-template-columns:repeat(3,1fr)}
.cap .num{font-family:var(--serif-en);font-style:italic;color:var(--red-600);font-size:.9rem;letter-spacing:.1em}
.cap h3{margin:6px 0 10px}
.cap ul{margin-top:14px;display:grid;gap:7px}
.cap li{font-size:.86rem;color:var(--ink-soft);display:flex;gap:8px;align-items:flex-start}
.cap li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--red-600);margin-top:9px;flex:none}

/* ---------- 流程时间线（首页预览） ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.flow::before{content:"";position:absolute;left:8%;right:8%;top:34px;height:2px;background:linear-gradient(90deg,var(--red-50),var(--red-600),var(--red-900),var(--red-50))}
.flow-step{text-align:center;padding:0 10px;position:relative}
.flow-step__dot{width:68px;height:68px;border-radius:50%;background:var(--paper);border:2px solid var(--red-100);display:grid;place-items:center;margin:0 auto 16px;color:var(--red-700);position:relative;z-index:1;font-family:var(--serif-en);font-weight:600;font-size:1.3rem}
.flow-step:nth-child(odd) .flow-step__dot{border-color:var(--red-600);color:var(--red-900);background:var(--red-50)}
.flow-step h4{font-size:1rem;margin-bottom:6px}
.flow-step p{font-size:.82rem;color:var(--ink-mute);margin:0}

/* ---------- 门店预览卡 ---------- */
.store-grid{grid-template-columns:repeat(3,1fr)}
.store-card{padding:0;overflow:hidden;display:flex;flex-direction:column}
.store-card__media{aspect-ratio:16/10;overflow:hidden;background:var(--warm-gray);position:relative}
.store-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.store-card:hover .store-card__media img{transform:scale(1.06)}
.store-card__tag{position:absolute;left:12px;top:12px;background:rgba(139,10,26,.92);color:#fff;font-size:.72rem;padding:5px 10px;border-radius:999px;backdrop-filter:blur(4px)}
.store-card__tag--flag{background:var(--red-600);color:#fff}
.store-card__body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.store-card h3{font-size:1.05rem;display:flex;align-items:center;gap:8px}
.store-card h3 .flag{font-size:.62rem;background:var(--red-600);color:#fff;padding:2px 8px;border-radius:6px;font-family:var(--sans);font-weight:600;letter-spacing:.04em}
.store-card__addr{font-size:.84rem;color:var(--ink-soft);display:flex;gap:8px;align-items:flex-start}
.store-card__addr svg{width:15px;height:15px;color:var(--red-600);flex:none;margin-top:3px}
.store-card__meta{display:flex;gap:14px;font-size:.78rem;color:var(--ink-mute);margin-top:auto;padding-top:10px;border-top:1px solid var(--line);flex-wrap:wrap}
.store-card__meta span{display:flex;align-items:center;gap:5px}
.store-card__meta svg{width:14px;height:14px}
.store-card__actions{display:flex;gap:8px;margin-top:12px}
.store-card__actions .btn{flex:1;justify-content:center;padding:9px 12px;font-size:.82rem}

/* ---------- 引文/承诺 ---------- */
.callout{background:linear-gradient(135deg,var(--red-900),var(--red-700));color:#fff;border-radius:var(--radius-l);padding:clamp(32px,5vw,60px);position:relative;overflow:hidden}
.callout::before{content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;border:1px solid rgba(255,255,255,.2)}
.callout::after{content:"";position:absolute;right:-20px;top:-20px;width:160px;height:160px;border-radius:50%;border:1px solid rgba(255,255,255,.15)}
.callout .eyebrow{color:#F8B4BD}
.callout h2{color:#fff;font-size:clamp(1.6rem,3vw,2.3rem);margin:14px 0 18px;max-width:18ch}
.callout p{color:#ffeaec;max-width:54ch}
.callout__actions{margin-top:26px;display:flex;gap:14px;flex-wrap:wrap}

/* ==========================================================================
   品牌故事 / 时间线
   ========================================================================== */
.timeline{position:relative;padding-left:8px}
.timeline::before{content:"";position:absolute;left:11px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--red-600),var(--red-50))}
.tl-item{position:relative;padding:0 0 clamp(28px,3vw,44px) 44px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:4px;top:4px;width:16px;height:16px;border-radius:50%;background:var(--paper);border:3px solid var(--red-700);box-shadow:0 0 0 4px var(--warm-gray)}
.tl-item--flag::before{border-color:var(--red-600);background:var(--red-600)}
.tl-item__year{font-family:var(--serif-en);font-weight:600;font-size:1.05rem;color:var(--red-600);letter-spacing:.04em}
.tl-item h3{font-size:1.18rem;margin:6px 0 10px}
.tl-item p{color:var(--ink-soft);font-size:.94rem;margin:0}
.tl-item p+p{margin-top:10px}

/* 资质荣誉卡 */
.cert-grid{grid-template-columns:repeat(4,1fr)}
.cert-card{padding:0;overflow:hidden;text-align:center}
.cert-card__media{aspect-ratio:4/3;background:#fff;overflow:hidden;border:1px solid var(--line)}
.cert-card__media img{width:100%;height:100%;object-fit:contain;display:block}
.cert-card__body{padding:14px 14px 18px}
.cert-card h4{font-size:.92rem;margin-bottom:4px}
.cert-card span{font-size:.76rem;color:var(--ink-mute)}

/* 品牌价值观 */
.values-grid{grid-template-columns:repeat(4,1fr)}
.value{text-align:center;padding:24px 16px}
.value__num{font-family:var(--serif-en);font-style:italic;color:var(--red-600);font-size:.85rem;letter-spacing:.1em}
.value h3{font-size:1.1rem;margin:8px 0 10px}
.value p{font-size:.86rem;color:var(--ink-soft)}

/* ==========================================================================
   门店导航页
   ========================================================================== */
.store-toolbar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:28px;justify-content:center}
.store-toolbar button{padding:8px 16px;border-radius:999px;font-size:.86rem;color:var(--ink-soft);border:1px solid var(--line);background:var(--paper);transition:all .2s}
.store-toolbar button:hover{border-color:var(--red-600);color:var(--red-800)}
.store-toolbar button.is-active{background:var(--red-600);color:#fff;border-color:var(--red-600)}
.store-card[hidden]{display:none}

.store-detail{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(20px,3vw,40px);align-items:start}
.store-detail__media{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);aspect-ratio:4/3}
.store-detail__media img{width:100%;height:100%;object-fit:cover}
.kv{display:grid;grid-template-columns:auto 1fr;gap:10px 18px;font-size:.94rem}
.kv dt{color:var(--ink-mute);display:flex;gap:8px;align-items:center;font-weight:500}
.kv dt svg{width:16px;height:16px;color:var(--red-600)}
.kv dd{margin:0;color:var(--ink)}
.kv dd a{font-weight:600;font-family:var(--serif-en);font-size:1.05rem}

/* ==========================================================================
   服务流程页
   ========================================================================== */
.steps{counter-reset:step;display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(18px,2vw,26px)}
.step{position:relative;padding:26px 22px 22px;border-radius:var(--radius);background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.step::before{counter-increment:step;content:"0" counter(step);font-family:var(--serif-en);font-weight:600;font-size:1.6rem;color:var(--red-600);display:block;margin-bottom:12px}
.step:nth-child(n+10)::before{content:counter(step)}
.step h3{font-size:1.08rem;margin-bottom:10px}
.step p{font-size:.88rem;color:var(--ink-soft);margin:0}
.step ul{margin-top:12px;display:grid;gap:6px}
.step li{font-size:.84rem;color:var(--ink-mute);display:flex;gap:7px;align-items:flex-start}
.step li::before{content:"+";color:var(--red-600);font-weight:700}

.service-promise{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.promise{background:var(--paper);padding:24px;text-align:center}
.promise svg{width:28px;height:28px;color:var(--red-600);margin:0 auto 12px}
.promise h4{font-size:1rem;margin-bottom:6px}
.promise p{font-size:.84rem;color:var(--ink-mute);margin:0}

/* ==========================================================================
   团队页
   ========================================================================== */
.optician-grid{grid-template-columns:repeat(3,1fr)}
.optician{padding:22px}
.optician__head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:14px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.optician h3{font-size:1.1rem}
.optician__lvl{font-size:.74rem;background:var(--red-50);color:var(--red-800);padding:3px 10px;border-radius:999px;font-weight:600}
.optician__lvl--top{background:var(--red-600);color:#fff}
.optician dl{display:grid;grid-template-columns:auto 1fr;gap:8px 14px;font-size:.86rem}
.optician dt{color:var(--ink-mute)}
.optician dd{margin:0;color:var(--ink)}
.optician__skills{margin-top:14px;display:flex;flex-wrap:wrap;gap:6px}
.optician__skills span{font-size:.72rem;padding:3px 9px;border-radius:6px;background:var(--red-50);color:var(--red-700)}

/* ==========================================================================
   产品矩阵页
   ========================================================================== */
.brand-chips{display:flex;flex-wrap:wrap;gap:10px}
.brand-chips span{padding:8px 14px;border-radius:8px;background:var(--paper);border:1px solid var(--line);font-size:.86rem;color:var(--ink-soft);transition:all .2s}
.brand-chips span:hover{border-color:var(--red-600);color:var(--red-600);transform:translateY(-2px)}
.brand-chips span b{color:var(--red-800)}
.brand-chips--lux span{background:linear-gradient(180deg,#fff,#FFF5F6);border-color:var(--red-100)}

.product-band{padding:clamp(28px,3vw,40px);border-radius:var(--radius);border:1px solid var(--line);background:var(--paper)}
.product-band h3{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.product-band h3 .pill{font-size:.66rem;background:var(--red-600);color:#fff;padding:2px 9px;border-radius:6px;font-family:var(--sans);letter-spacing:.04em}
.product-band p.lead{color:var(--ink-mute);font-size:.88rem;margin:0 0 18px}

/* ==========================================================================
   软文 / 文章
   ========================================================================== */
.article-list{grid-template-columns:repeat(3,1fr)}
.post-card{padding:0;overflow:hidden;display:flex;flex-direction:column}
.post-card__media{aspect-ratio:16/9;background:#FFF5F6;position:relative;overflow:hidden}
.post-card__media img{width:100%;height:100%;object-fit:cover;display:block}
.post-card__cat{position:absolute;left:12px;top:12px;background:rgba(255,255,255,.95);color:var(--red-800);font-size:.7rem;padding:4px 10px;border-radius:999px;font-weight:600;letter-spacing:.04em}
.post-card__body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;gap:8px}
.post-card h3{font-size:1.08rem;line-height:1.4}
.post-card p{font-size:.86rem;color:var(--ink-soft);margin:0}
.post-card__meta{margin-top:auto;padding-top:12px;border-top:1px solid var(--line);display:flex;justify-content:space-between;font-size:.76rem;color:var(--ink-mute);align-items:center}
.post-card__meta .read{color:var(--red-600);font-weight:600}

/* 文章正文 */
.article{max-width:760px;margin:0 auto}
.article__head{text-align:center;margin-bottom:36px;padding-bottom:28px;border-bottom:1px solid var(--line)}
.article__cat{display:inline-block;background:var(--red-50);color:var(--red-800);font-size:.74rem;padding:4px 12px;border-radius:999px;font-weight:600;margin-bottom:16px}
.article h1{font-size:clamp(1.6rem,4vw,2.4rem);margin-bottom:16px}
.article__meta{color:var(--ink-mute);font-size:.84rem;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.article__meta span{display:flex;align-items:center;gap:6px}
.article__meta svg{width:15px;height:15px;color:var(--red-600)}
.article__cover{border-radius:var(--radius);overflow:hidden;margin:0 0 32px;box-shadow:var(--shadow);background:#FFF5F6;display:flex;align-items:center;justify-content:center}
.article__cover img{max-width:100%;height:auto;object-fit:contain;display:block}
.article__toc{background:var(--warm-gray);border:1px solid var(--line);border-radius:var(--radius);padding:20px 24px;margin:0 0 32px}
.article__toc h4{font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-mute);margin-bottom:12px;font-family:var(--sans)}
.article__toc ol{padding-left:20px;display:grid;gap:6px}
.article__toc li{font-size:.9rem;color:var(--ink-soft);list-style:decimal}
.article__toc a{color:var(--ink-soft)}
.article__toc a:hover{color:var(--red-600)}
.article h2{font-size:1.5rem;margin:40px 0 16px;padding-top:18px;border-top:1px solid var(--line)}
.article h2:first-of-child{border-top:0;padding-top:0}
.article h3{font-size:1.18rem;margin:28px 0 12px}
.article p{font-size:1rem;color:var(--ink-soft);margin-bottom:16px}
.article strong{color:var(--ink);font-weight:600}
.article blockquote{border-left:3px solid var(--red-600);background:var(--red-50);padding:16px 20px;border-radius:0 10px 10px 0;margin:0 0 24px;color:var(--ink)}
.article blockquote p{margin:0;color:var(--ink)}
.article ul.list,.article ol.list{margin:0 0 20px;padding-left:4px;display:grid;gap:10px}
.article ul.list li,.article ol.list li{list-style:none;padding-left:26px;position:relative;color:var(--ink-soft);font-size:.96rem}
.article ul.list li::before{content:"";position:absolute;left:6px;top:11px;width:8px;height:8px;border-radius:50%;background:var(--red-600)}
.article ol.list{counter-reset:li}
.article ol.list li{counter-increment:li}
.article ol.list li::before{content:counter(li);position:absolute;left:0;top:0;width:20px;height:20px;border-radius:50%;background:var(--red-800);color:#fff;font-size:.72rem;display:grid;place-items:center;font-family:var(--serif-en)}
.article__cta{margin:36px 0 0;padding:24px;background:linear-gradient(135deg,var(--red-50),var(--warm-gray));border:1px solid var(--red-100);border-radius:var(--radius);display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.article__cta b{font-family:var(--serif);color:var(--red-800);font-size:1.1rem}
.article__cta p{margin:0;color:var(--ink-soft);font-size:.9rem;flex:1;min-width:200px}
.article__rel{margin-top:48px;padding-top:32px;border-top:1px solid var(--line)}
.article__rel h4{font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-mute);margin-bottom:18px;font-family:var(--sans)}
.rel-list{grid-template-columns:repeat(2,1fr)}

/* FAQ */
.faq{display:grid;gap:12px;max-width:760px;margin:0 auto}
.faq details{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden}
.faq summary{list-style:none;padding:18px 22px;font-weight:600;display:flex;justify-content:space-between;gap:16px;align-items:center;cursor:pointer}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.4rem;color:var(--red-600);font-weight:400;transition:transform .25s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq summary b{display:flex;gap:10px;align-items:baseline}
.faq summary b i{font-family:var(--serif-en);font-style:italic;color:var(--red-600);font-weight:600}
.faq__a{padding:0 22px 20px;color:var(--ink-soft);font-size:.92rem}
.faq__a p{margin:0}

/* ---------- 面包屑 ---------- */
.breadcrumb{background:var(--warm-gray);border-bottom:1px solid var(--line)}
.breadcrumb__inner{max-width:var(--maxw);margin:0 auto;padding:14px var(--gutter);display:flex;gap:8px;align-items:center;font-size:.82rem;color:var(--ink-mute);flex-wrap:wrap}
.breadcrumb a{color:var(--ink-soft)}
.breadcrumb span.sep{color:var(--line-strong)}
.breadcrumb span[aria-current]{color:var(--ink)}

/* ---------- 页面通用头图 ---------- */
.pagehero{background:var(--red-900);color:#ffeaec;position:relative;overflow:hidden}
.pagehero::before{content:"";position:absolute;inset:0;background:radial-gradient(600px 300px at 88% -20%,rgba(255,255,255,.12),transparent 60%),radial-gradient(500px 400px at -10% 120%,rgba(217,43,63,.3),transparent 55%)}
.pagehero__inner{position:relative;max-width:var(--maxw);margin:0 auto;padding:clamp(48px,7vw,80px) var(--gutter) clamp(40px,5vw,64px)}
.pagehero .eyebrow{color:#F8B4BD}
.pagehero h1{color:#fff;font-size:clamp(1.9rem,4.5vw,3rem);margin:14px 0 14px}
.pagehero p{color:#ffeaec;max-width:56ch;font-size:1.02rem}

/* ---------- CTA 通用底栏 ---------- */
.ctaband{background:var(--warm-gray);border-top:1px solid var(--line)}
.ctaband__inner{max-width:var(--maxw);margin:0 auto;padding:clamp(40px,5vw,64px) var(--gutter);display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.ctaband__inner h2{font-size:clamp(1.5rem,3vw,2.1rem);margin-bottom:6px}
.ctaband__inner p{color:var(--ink-soft);margin:0}
.ctaband__actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 滚动揭示 ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.is-in{opacity:1;transform:none}
.reveal-d2{transition-delay:.08s}
.reveal-d3{transition-delay:.16s}
.reveal-d4{transition-delay:.24s}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.float-contact__fab--tel::before{animation:none}}

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .hero__inner{grid-template-columns:1fr}
  .hero__visual{max-width:480px;margin:0 auto;width:100%}
  .statband{grid-template-columns:repeat(2,1fr)}
  .cap-grid,.steps,.optician-grid,.store-grid,.article-list{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr);gap:28px 0}
  .flow::before{display:none}
  .cert-grid,.values-grid{grid-template-columns:repeat(2,1fr)}
  .service-promise{grid-template-columns:1fr}
  .store-detail{grid-template-columns:1fr}
  .trustbar__inner{justify-content:flex-start}
}
@media (max-width:720px){
  .main-nav{position:fixed;inset:0 0 0 auto;width:min(82vw,340px);background:var(--paper);flex-direction:column;align-items:stretch;justify-content:flex-start;padding:90px 22px 22px;gap:6px;transform:translateX(110%);transition:transform .35s cubic-bezier(.2,.7,.2,1);box-shadow:var(--shadow-lg);border-left:1px solid var(--line)}
  .main-nav.is-open{transform:translateX(0)}
  .main-nav a{padding:14px 12px;font-size:1rem;border-radius:10px}
  .main-nav a::after{display:none}
  .nav-cta{margin:8px 0 0}
  .nav-cta .btn{width:100%;justify-content:center}
  .nav-toggle{display:inline-flex}
  .footer-grid{grid-template-columns:1fr}
  .statband,.cap-grid,.steps,.optician-grid,.store-grid,.article-list,.cert-grid,.values-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .trustbar__inner{gap:14px}
  .trustbar__item{font-size:.76rem}
  .rel-list{grid-template-columns:1fr}
  .article__cta{flex-direction:column;align-items:flex-start}
  .float-contact__tip{display:none}
  body.nav-open{overflow:hidden}
  .nav-backdrop{position:fixed;inset:0;background:rgba(26,26,26,.4);z-index:99;opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}
  .nav-backdrop.is-open{opacity:1;visibility:visible}
}