/* 光缘集 · 官网样式表
   纯静态，无外部依赖，无网络字体，2C2G 服务器零压力 */

:root{
  --ink:#1F1B18;
  --ink-2:#5C554F;
  --ink-3:#948C84;
  --paper:#FAF7F2;
  --paper-2:#F2EBE2;
  --paper-3:#EBE1D5;
  --line:#E0D6CA;
  --terra:#C4573F;
  --terra-d:#A2422D;
  --terra-l:#E8A48D;
  --jade:#2F4F45;
  --jade-l:#4A6E62;
  --serif:"Source Han Serif SC","Noto Serif SC","Songti SC","STSong","SimSun",serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  --w:1120px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:16px;line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

/* ---------- 排版 ---------- */
.wrap{max-width:var(--w);margin:0 auto;padding:0 28px}
.serif{font-family:var(--serif)}

h1,h2,h3,h4{font-family:var(--serif);font-weight:500;margin:0;line-height:1.28;letter-spacing:.01em}
h1{font-size:clamp(36px,5.6vw,62px);line-height:1.18;letter-spacing:-.005em}
h2{font-size:clamp(25px,3.4vw,38px)}
h3{font-size:clamp(18px,2vw,22px)}
p{margin:0 0 1.1em}
.lead{font-size:clamp(16px,1.6vw,19px);line-height:1.95;color:var(--ink-2)}
.muted{color:var(--ink-2)}
.small{font-size:13.5px;line-height:1.8;color:var(--ink-3)}

.eyebrow{
  font-family:var(--sans);font-size:12.5px;letter-spacing:.22em;
  text-transform:uppercase;color:var(--terra);margin:0 0 20px;font-weight:500;
}
.eyebrow.jade{color:var(--jade)}

/* ---------- 结构 ---------- */
section{padding:clamp(64px,9vw,120px) 0}
.sec-tight{padding:clamp(48px,6vw,80px) 0}
.rule{height:1px;background:var(--line);border:0;margin:0}

/* ---------- 导航 ---------- */
.nav{
  position:sticky;top:0;z-index:60;background:rgba(250,247,242,.9);
  backdrop-filter:blur(14px);border-bottom:1px solid var(--line);
}
.nav-in{
  max-width:var(--w);margin:0 auto;padding:0 28px;height:72px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--serif);font-size:20px;letter-spacing:.14em}
.brand .mark{
  width:32px;height:32px;flex:0 0 32px;border-radius:50%;
  background:url(avatar-mark.webp) center/cover no-repeat;
  box-shadow:0 2px 10px rgba(31,27,24,.16),0 0 0 2px rgba(255,255,255,.75);
}
.brand .mark::after{content:""}
.menu{display:flex;gap:30px;font-size:14.5px;color:var(--ink-2)}
.menu a{position:relative;padding:4px 0;transition:color .25s}
.menu a:hover,.menu a.on{color:var(--ink)}
.menu a.on::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:1.5px;background:var(--terra);
}
.nav-cta{
  font-size:14px;padding:9px 20px;border:1px solid var(--ink);border-radius:100px;
  transition:all .25s;white-space:nowrap;
}
.nav-cta:hover{background:var(--ink);color:var(--paper)}
.burger{display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:8px;background:none;
  align-items:center;justify-content:center;flex-direction:column;gap:4px;cursor:pointer}
.burger i{display:block;width:16px;height:1.5px;background:var(--ink);transition:.3s}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;padding:14px 30px;border-radius:100px;
  font-size:15px;letter-spacing:.04em;transition:all .28s;border:1px solid transparent;
}
.btn-solid{background:var(--ink);color:var(--paper)}
.btn-solid:hover{background:var(--terra);transform:translateY(-1px)}
.btn-line{border-color:var(--line);color:var(--ink)}
.btn-line:hover{border-color:var(--ink);background:rgba(255,255,255,.6)}
.btn .arw{transition:transform .28s}
.btn:hover .arw{transform:translateX(4px)}

/* ---------- 首屏 ---------- */
.hero{position:relative;overflow:hidden;padding:clamp(64px,8.5vw,116px) 0 clamp(52px,6vw,76px)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(32px,5vw,72px);align-items:center}
.hero h1{margin-bottom:26px}
.hero h1 em{font-style:normal;color:var(--terra)}
.hero .lead{max-width:30em}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:36px}
.hero-note{margin-top:44px;padding-top:22px;border-top:1px solid var(--line);display:flex;gap:34px;flex-wrap:wrap}
.hero-note span{font-size:13px;color:var(--ink-3);letter-spacing:.06em}

/* 光晕图形 */
.halo{position:relative;width:100%;aspect-ratio:1/.96;max-width:430px;margin-left:auto}
.halo i{position:absolute;border-radius:50%;top:50%;left:50%;transform:translate(-50%,-50%)}
.halo i:nth-child(1){
  width:100%;height:100%;
  background:radial-gradient(circle at 50% 50%,rgba(196,87,63,.13) 0%,rgba(196,87,63,0) 68%);
}
.halo i:nth-child(2){
  width:74%;height:74%;border:1px solid rgba(196,87,63,.30);
}
.halo i:nth-child(3){
  width:52%;height:52%;border:1px solid rgba(47,79,69,.26);
}
.halo i:nth-child(4){
  width:40%;height:40%;
  background:url(avatar.webp) center/cover no-repeat;
  box-shadow:0 22px 56px rgba(31,27,24,.20),0 0 0 8px rgba(255,255,255,.58);
}
.halo i:nth-child(5){
  width:96%;height:96%;border:1px dashed rgba(224,214,202,.9);
  animation:spin 64s linear infinite;
}
@keyframes spin{to{transform:translate(-50%,-50%) rotate(360deg)}}

/* ---------- 通用区块 ---------- */
.sec-head{max-width:640px;margin-bottom:clamp(36px,5vw,60px)}
.sec-head h2{margin-bottom:18px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}

/* 三信条 */
.creed{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,3vw,44px)}
.creed-item{padding-top:26px;border-top:2px solid var(--ink)}
.creed-item .n{font-family:var(--serif);font-size:13px;color:var(--terra);letter-spacing:.16em;margin-bottom:14px}
.creed-item h3{margin-bottom:12px}
.creed-item p{font-size:14.5px;color:var(--ink-2);margin:0}

/* 业务卡 */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cards-4{grid-template-columns:repeat(4,1fr)}
.cards-4 .card{padding:30px 24px}
.cards-4 h3{font-size:18.5px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:4px;padding:34px 30px;
  transition:all .3s;position:relative;overflow:hidden;
}
.card:hover{border-color:var(--terra-l);transform:translateY(-3px);box-shadow:0 20px 44px rgba(31,27,24,.07)}
.card-tag{font-size:11.5px;letter-spacing:.2em;color:var(--ink-3);margin-bottom:20px}
.card h3{margin-bottom:14px}
.card p{font-size:14.5px;color:var(--ink-2);margin:0}
.card ul{margin:16px 0 0;padding:0;list-style:none}
.card li{font-size:14px;color:var(--ink-2);padding:7px 0 7px 16px;position:relative;border-top:1px solid var(--line)}
.card li::before{content:"";position:absolute;left:0;top:16px;width:5px;height:5px;border-radius:50%;background:var(--terra)}

/* 流程步骤 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
.step{padding:30px 26px 34px 0;border-right:1px solid var(--line)}
.step:last-child{border-right:0}
.step .num{font-family:var(--serif);font-size:clamp(30px,4vw,44px);color:#D8C3B0;line-height:1;margin-bottom:18px;letter-spacing:-.02em}
.step h4{font-family:var(--serif);font-size:18px;font-weight:500;margin:0 0 10px}
.step p{font-size:14px;color:var(--ink-2);margin:0}

/* 六步流程（服务页） */
.flow{display:grid;gap:0}
.flow-item{display:grid;grid-template-columns:84px 1fr;gap:26px;padding:32px 0;border-top:1px solid var(--line)}
.flow-item:last-child{border-bottom:1px solid var(--line)}
.flow-item .idx{font-family:var(--serif);font-size:15px;color:var(--terra);letter-spacing:.1em;padding-top:4px}
.flow-item h4{font-family:var(--serif);font-size:20px;font-weight:500;margin:0 0 10px}
.flow-item p{font-size:14.8px;color:var(--ink-2);margin:0}

/* 城市 */
.cities{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.city{background:var(--paper);padding:32px 22px;transition:background .3s}
.city:hover{background:#fff}
.city .cn{font-family:var(--serif);font-size:22px;margin-bottom:8px}
.city .en{font-size:11px;letter-spacing:.2em;color:var(--ink-3);text-transform:uppercase}
.city .st{margin-top:18px;font-size:12.5px;color:var(--jade);display:flex;align-items:center;gap:6px}
.city .st::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--jade)}

/* 数据/引言 */
.quote{background:var(--jade);color:#F4EFE7}
.quote .inner{max-width:820px;margin:0 auto;text-align:center;padding:0 28px}
.quote blockquote{
  font-family:var(--serif);font-size:clamp(22px,3vw,34px);line-height:1.6;margin:0 0 26px;
  letter-spacing:.02em;
}
.quote cite{font-style:normal;font-size:13px;letter-spacing:.18em;color:rgba(244,239,231,.62)}

/* 两栏 */
.two{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,80px);align-items:start}
.two.wide{grid-template-columns:1.25fr .75fr}

/* 侧栏信息 */
.info-list{border-top:1px solid var(--line)}
.info-row{display:grid;grid-template-columns:92px 1fr;gap:20px;padding:20px 0;border-bottom:1px solid var(--line);font-size:14.5px}
.info-row dt{color:var(--ink-3);font-size:13px;letter-spacing:.08em}
.info-row dd{margin:0;color:var(--ink)}
.tbd{
  display:inline-block;font-size:12.5px;color:var(--terra);border:1px dashed var(--terra-l);
  border-radius:3px;padding:1px 9px;letter-spacing:.06em;
}

/* 表单 */
.form{display:grid;gap:16px}
.field{display:grid;gap:7px}
.field label{font-size:13px;color:var(--ink-2);letter-spacing:.05em}
.field input,.field textarea,.field select{
  width:100%;padding:13px 16px;border:1px solid var(--line);border-radius:3px;background:#fff;
  font-family:var(--sans);font-size:15px;color:var(--ink);transition:border-color .25s;
}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--terra)}
.field textarea{min-height:130px;resize:vertical}
.form .btn{justify-self:start;margin-top:8px;cursor:pointer;font-family:var(--sans)}
.form-note{font-size:12.5px;color:var(--ink-3);margin:0}

/* 条款正文 */
.doc{max-width:760px}
.doc h2{margin:0 0 10px;font-size:clamp(22px,2.6vw,30px)}
.doc h3{font-size:17px;margin:36px 0 12px}
.doc p,.doc li{font-size:14.6px;color:var(--ink-2);line-height:1.95}
.doc ul{padding-left:20px}
.doc .meta{font-size:13px;color:var(--ink-3);margin-bottom:36px;padding-bottom:22px;border-bottom:1px solid var(--line)}

/* CTA 条 */
.cta{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--paper-2)}
.cta-in{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;padding:clamp(40px,6vw,64px) 0}
.cta h2{max-width:20em}

/* ---------- 页脚 ---------- */
footer{background:var(--ink);color:rgba(250,247,242,.72);padding:clamp(52px,7vw,80px) 0 32px;font-size:13.6px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(250,247,242,.14)}
.foot-brand{font-family:var(--serif);font-size:19px;color:var(--paper);letter-spacing:.12em;margin-bottom:14px}
.foot-grid h5{font-family:var(--sans);font-size:12px;letter-spacing:.18em;color:rgba(250,247,242,.42);margin:0 0 16px;font-weight:400}
.foot-grid ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.foot-grid a:hover{color:var(--paper)}
.foot-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:26px;font-size:12.5px;color:rgba(250,247,242,.42)}

/* ---------- 动效 ---------- */
/* 渐进增强：默认全部可见，JS 可用时才做入场动效 */
.rise{opacity:1;transform:none}
.anim .rise{opacity:0;transform:translateY(18px);transition:opacity .8s cubic-bezier(.2,.7,.3,1),transform .8s cubic-bezier(.2,.7,.3,1)}
.anim .rise.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.anim .rise{opacity:1;transform:none;transition:none}.halo i:nth-child(5){animation:none}}

/* ---------- 响应式 ---------- */
@media (max-width:1000px){
  .hero-grid{grid-template-columns:1fr;gap:48px}
  .halo{max-width:300px;margin:0 auto}
  .cards,.creed{grid-template-columns:1fr;gap:2px}
  .cards-4{grid-template-columns:1fr 1fr}
  .cards-4 .card{padding:26px 20px}
  .steps{grid-template-columns:1fr 1fr}
  .step{border-right:0;border-bottom:1px solid var(--line);padding-right:0}
  .step:nth-child(odd){border-right:1px solid var(--line);padding-right:24px}
  .step:nth-child(even){padding-left:24px;padding-right:0}
  .cities{grid-template-columns:1fr 1fr}
  .two,.two.wide{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:720px){
  .wrap,.nav-in{padding:0 20px}
  .menu{display:none}
  .nav-cta{display:none}
  .burger{display:flex}
  .nav.open .menu{
    display:flex;position:absolute;top:72px;left:0;right:0;background:var(--paper);
    flex-direction:column;gap:0;padding:8px 20px 20px;border-bottom:1px solid var(--line);
  }
  .nav.open .menu a{padding:14px 0;border-bottom:1px solid var(--line);font-size:16px}
  .nav.open .menu a.on::after{display:none}
  .cities{grid-template-columns:1fr}
  .flow-item{grid-template-columns:1fr;gap:8px}
  .foot-grid{grid-template-columns:1fr}
  .hero-note{gap:18px}
  .cta-in{flex-direction:column;align-items:flex-start}
}

/* ==========================================================
   v2 视觉升级 —— 暖光、层次、节奏
   ========================================================== */

/* 首屏：暖光场 */
.hero{
  background:
    radial-gradient(1040px 720px at 84% 16%, rgba(232,164,122,.20) 0%, rgba(232,164,122,0) 62%),
    radial-gradient(760px 560px at 6% 84%, rgba(47,79,69,.055) 0%, rgba(47,79,69,0) 64%);
}

/* 首屏光晕：加两枚柔光斑，形成景深 */
.halo::before{
  content:"";position:absolute;width:82%;height:82%;left:6%;top:2%;border-radius:50%;
  background:radial-gradient(circle at 50% 50%, rgba(236,170,130,.46) 0%, rgba(236,170,130,0) 68%);
}
.halo::after{
  content:"";position:absolute;width:46%;height:46%;right:-8%;bottom:2%;border-radius:50%;
  background:radial-gradient(circle at 50% 50%, rgba(47,79,69,.10) 0%, rgba(47,79,69,0) 70%);
}
.halo i:nth-child(4){animation:breathe 16s ease-in-out infinite}
@keyframes breathe{
  0%,100%{transform:translate(-50%,-50%) scale(1);box-shadow:0 18px 54px rgba(196,87,63,.30)}
  50%{transform:translate(-50%,-50%) scale(1.05);box-shadow:0 24px 70px rgba(196,87,63,.38)}
}

/* 小标签：前加一条短线 */
.eyebrow{display:flex;align-items:center;gap:12px}
.eyebrow::before{content:"";width:22px;height:1px;background:currentColor;opacity:.55;flex:0 0 22px}
.eyebrow.center{justify-content:center}

/* 卡片：去硬边框，改柔影 + 顶部色条 */
.card{
  border-color:rgba(224,214,202,.7);
  box-shadow:0 1px 2px rgba(31,27,24,.03), 0 10px 26px -18px rgba(31,27,24,.30);
  position:relative;
}
.card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;
  background:linear-gradient(90deg,var(--terra),rgba(196,87,63,0));
}
.cards-4 .card:nth-child(even)::before,
.cards .card:nth-child(even)::before{
  background:linear-gradient(90deg,var(--jade),rgba(47,79,69,0));
}
.card:hover{
  border-color:rgba(232,164,139,.85);
  box-shadow:0 2px 4px rgba(31,27,24,.04), 0 22px 46px -20px rgba(31,27,24,.38);
  transform:translateY(-4px);
}

/* 步骤数字：放大、加质感 */
.step .num{
  font-size:clamp(40px,5.4vw,68px);color:transparent;
  -webkit-text-stroke:1.2px rgba(196,87,63,.55);
  letter-spacing:-.03em;margin-bottom:14px;
}

/* 引言块：巨大引号 */
.quote{position:relative;overflow:hidden}
.quote::before{
  content:"\201C";
  position:absolute;left:-.02em;top:-.16em;
  font-family:var(--serif);font-size:clamp(140px,18vw,220px);line-height:1;
  color:rgba(244,239,231,.10);pointer-events:none;
}
.quote .inner{position:relative}

/* 城市卡：悬停转暖 */
.city:hover{background:#FFFBF6;box-shadow:inset 0 0 0 1px rgba(232,164,139,.55)}
.city .st::before{box-shadow:0 0 0 3px rgba(47,79,69,.12)}
.city:hover .st{color:var(--terra)}
.city:hover .st::before{background:var(--terra);box-shadow:0 0 0 3px rgba(196,87,63,.14)}

/* 节奏：压缩区块留白 */
section{padding:clamp(52px,7vw,92px) 0}
.sec-tight{padding:clamp(40px,5vw,66px) 0}

/* 表格行：悬停微亮 */
.info-row{transition:background .25s}
.info-row:hover{background:rgba(255,255,255,.55)}

/* 页脚：淡纹理 + 备案号醒目 */
footer{
  background:
    radial-gradient(900px 420px at 82% 0%, rgba(196,87,63,.16) 0%, rgba(196,87,63,0) 62%),
    var(--ink);
}
.foot-bottom{gap:28px}
.foot-bottom a{color:rgba(250,247,242,.62)}
.foot-bottom a:hover{color:var(--paper)}

/* CTA 条 */
.cta{background:linear-gradient(180deg,var(--paper-2),#EFE6DB)}

/* 按钮：实心加一点内高光 */
.btn-solid{
  box-shadow:0 1px 0 rgba(255,255,255,.14) inset, 0 10px 24px -14px rgba(31,27,24,.55);
}
.btn-solid:hover{background:var(--terra);box-shadow:0 1px 0 rgba(255,255,255,.18) inset, 0 14px 30px -12px rgba(196,87,63,.55)}

/* 移动端细调 */
@media (max-width:720px){
  body{font-size:15.5px}
  section{padding:44px 0}
  .hero{padding-bottom:40px}
  .halo{max-width:260px}
  .quote::before{font-size:200px;top:-.38em}
  .step .num{font-size:44px}
}
/* ===== v2.1 纹理层 ===== */
.hero{
  background-image:url("tex-warm.svg"), radial-gradient(1040px 720px at 84% 16%, rgba(232,164,122,.18) 0%, rgba(232,164,122,0) 62%);
  background-size:cover, auto;
  background-position:center, center;
  background-repeat:no-repeat, no-repeat;
}
.quote{
  background-image:url("tex-jade.svg");
  background-size:cover;background-position:center;
}
.cta{
  background-image:url("tex-sand.svg");
  background-size:cover;background-position:center;
}
footer{
  background-image:url("tex-jade.svg");
  background-size:cover;background-position:center 30%;
  background-blend-mode:soft-light;
}
/* ===== 门店实拍 ===== */
.store{margin:0}
.store img{
  width:100%;display:block;border-radius:6px;
  box-shadow:0 30px 70px -38px rgba(31,27,24,.62);
}
.store figcaption{
  margin-top:16px;font-size:13px;color:var(--ink-3);letter-spacing:.05em;
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
}
.store figcaption::before{content:"";width:18px;height:1px;background:var(--terra);flex:0 0 18px}
.store figcaption b{font-weight:400;color:var(--ink-2)}
/* ===== v2.2 暖底上的对比度修正 ===== */
.hero .btn-line{
  border-color:rgba(31,27,24,.24);
  background:rgba(255,255,255,.62);
  backdrop-filter:blur(2px);
}
.hero .btn-line:hover{border-color:var(--ink);background:#fff}
.hero-note span{color:var(--ink-2)}
.hero-note{border-top-color:rgba(31,27,24,.14)}
.hero h1 em{color:#B84A31}
.btn-line{border-color:rgba(31,27,24,.20)}
.btn-line:hover{border-color:var(--ink);background:#fff}
/* ===== v2.3 实景照片：保持原始比例，不裁剪不拉伸 ===== */
.store img{
  width:100%;
  max-width:min(100%,1000px);
  height:auto;
  display:block;
}
/* ===== v2.4 照片说明排版 ===== */
.store figcaption{
  display:block;
  margin-top:16px;
  padding-left:28px;
  position:relative;
  font-size:13px;
  line-height:1.85;
  color:var(--ink-3);
  letter-spacing:.04em;
}
.store figcaption::before{
  content:"";
  position:absolute;left:0;top:.95em;
  width:18px;height:1px;background:var(--terra);
}
.store figcaption b{font-weight:400;color:var(--ink-2);display:block}
.store figcaption .cap2{color:var(--ink-3)}