/* ==========================================================================
   糖豆视频 · 高端品牌影像与短视频内容创作平台
   设计系统 Design System
   ========================================================================== */

:root{
  --ink:#0A0B0E;
  --ink-soft:#0E1015;
  --surface:#141721;
  --surface-2:#1A1E28;
  --line:rgba(246,241,231,.10);
  --line-strong:rgba(246,241,231,.20);
  --paper:#F6F1E7;
  --paper-dim:rgba(246,241,231,.68);
  --paper-faint:rgba(246,241,231,.46);
  --sweet:#F5A83C;
  --coral:#FF7A59;
  --rose:#F04E7D;
  --mint:#7FD8C4;
  --grad:linear-gradient(115deg,#F5A83C 0%,#FF7A59 58%,#F04E7D 100%);
  --radius-s:12px;
  --radius:18px;
  --radius-l:26px;
  --shadow:0 30px 80px -40px rgba(0,0,0,.95);
  --ease:cubic-bezier(.22,.68,0,1);
  --font:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}

html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  scroll-padding-top:96px;
}

body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--paper);
  background:
    radial-gradient(1100px 720px at 6% -12%,rgba(245,168,60,.12),transparent 62%),
    radial-gradient(900px 680px at 102% -4%,rgba(255,122,89,.09),transparent 60%),
    var(--ink);
  background-attachment:fixed;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
::selection{background:rgba(245,168,60,.35);color:#fff;}

:focus-visible{
  outline:2px solid var(--sweet);
  outline-offset:3px;
  border-radius:4px;
}

.container{
  width:min(1200px,92vw);
  margin-inline:auto;
}

.skip-link{
  position:fixed;
  top:-100px;
  left:16px;
  z-index:2000;
  padding:.7rem 1.2rem;
  border-radius:999px;
  background:var(--paper);
  color:var(--ink);
  font-size:.9rem;
  transition:top .3s var(--ease);
}
.skip-link:focus{top:16px;}

/* ============================ 通用文字 ============================ */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:.6rem;
  font-size:.78rem;
  letter-spacing:.24em;
  text-transform:uppercase;
  color:var(--sweet);
  font-weight:600;
}
.eyebrow::before{
  content:"";
  width:26px;
  height:1px;
  background:var(--grad);
}

.display{
  font-size:clamp(2.3rem,5vw,4.1rem);
  line-height:1.1;
  font-weight:900;
  letter-spacing:-.02em;
}

.section-title{
  font-size:clamp(1.75rem,3.1vw,2.6rem);
  line-height:1.25;
  font-weight:800;
  letter-spacing:-.01em;
  margin-top:.9rem;
}

.grad-text{
  background:var(--grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}

.lead{
  color:var(--paper-dim);
  font-size:1.03rem;
  line-height:1.9;
}

.muted{color:var(--paper-faint);}

.section{
  position:relative;
  padding:clamp(62px,8vw,112px) 0;
}

.section-head{
  max-width:740px;
  margin-bottom:clamp(34px,4vw,58px);
}
.section-head.is-center{
  margin-inline:auto;
  text-align:center;
}
.section-head.is-center .eyebrow{justify-content:center;}

/* ============================ 按钮 ============================ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.62rem;
  padding:.92rem 1.75rem;
  border:1px solid transparent;
  border-radius:999px;
  font-size:.95rem;
  font-weight:600;
  letter-spacing:.01em;
  cursor:pointer;
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),background .4s var(--ease),border-color .4s var(--ease),color .4s var(--ease);
  white-space:nowrap;
}

.btn-primary{
  background:var(--grad);
  color:#171009;
  box-shadow:0 18px 38px -20px rgba(245,168,60,.95);
}
.btn-primary:hover{
  transform:translateY(-3px);
  box-shadow:0 26px 50px -18px rgba(255,122,89,.8);
}

.btn-ghost{
  background:rgba(246,241,231,.03);
  border-color:var(--line-strong);
  color:var(--paper);
}
.btn-ghost:hover{
  transform:translateY(-3px);
  background:rgba(246,241,231,.09);
  border-color:rgba(246,241,231,.38);
}

.btn-text{
  padding:.35rem 0;
  border-radius:0;
  border-bottom:1px solid rgba(245,168,60,.5);
  color:var(--sweet);
}
.btn-text:hover{color:#ffc47a;border-color:#ffc47a;}

.btn .arrow{
  display:inline-block;
  transition:transform .4s var(--ease);
}
.btn:hover .arrow{transform:translateX(5px);}

/* ============================ 头部导航 ============================ */
.site-header{
  position:fixed;
  inset:0 0 auto 0;
  z-index:900;
  transition:background .45s var(--ease),box-shadow .45s var(--ease),border-color .45s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(9,10,13,.82);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  border-bottom-color:var(--line);
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1.5rem;
  height:78px;
}

.brand{
  display:inline-flex;
  align-items:center;
  gap:.72rem;
  flex-shrink:0;
}
.brand-mark{
  position:relative;
  width:38px;
  height:38px;
  border-radius:50%;
  background:var(--grad);
  box-shadow:0 10px 24px -12px rgba(245,168,60,.9);
  flex-shrink:0;
}
.brand-mark::after{
  content:"";
  position:absolute;
  inset:50% auto auto 50%;
  width:0;
  height:0;
  border-left:11px solid #171009;
  border-top:7px solid transparent;
  border-bottom:7px solid transparent;
  transform:translate(-38%,-50%);
}
.brand-text{
  display:flex;
  flex-direction:column;
  line-height:1.15;
  font-weight:800;
  font-size:1.14rem;
  letter-spacing:.02em;
}
.brand-text em{
  font-style:normal;
  font-size:.62rem;
  font-weight:500;
  letter-spacing:.22em;
  color:var(--paper-faint);
  text-transform:uppercase;
  margin-top:2px;
}

.main-nav{
  display:flex;
  align-items:center;
  gap:clamp(1rem,2.4vw,2.4rem);
}

.nav-list{
  display:flex;
  align-items:center;
  gap:clamp(1rem,2.1vw,2.1rem);
}

.nav-link{
  position:relative;
  font-size:.94rem;
  color:var(--paper-dim);
  padding:.35rem 0;
  transition:color .3s var(--ease);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;
  bottom:-2px;
  width:0;
  height:2px;
  border-radius:2px;
  background:var(--grad);
  transition:width .38s var(--ease);
}
.nav-link:hover{color:var(--paper);}
.nav-link:hover::after,
.nav-link[aria-current="page"]::after{width:100%;}
.nav-link[aria-current="page"]{color:var(--paper);font-weight:600;}

.nav-cta{padding:.72rem 1.45rem;font-size:.88rem;}

.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  border:1px solid var(--line-strong);
  border-radius:12px;
  background:rgba(246,241,231,.04);
  cursor:pointer;
  padding:0;
  position:relative;
}
.nav-toggle span{
  position:absolute;
  left:50%;
  width:18px;
  height:1.8px;
  background:var(--paper);
  border-radius:2px;
  transform:translateX(-50%);
  transition:transform .35s var(--ease),opacity .3s var(--ease),top .35s var(--ease);
}
.nav-toggle span:nth-child(1){top:15px;}
.nav-toggle span:nth-child(2){top:21px;}
.nav-toggle span:nth-child(3){top:27px;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){top:21px;transform:translateX(-50%) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){top:21px;transform:translateX(-50%) rotate(-45deg);}

/* ============================ Hero ============================ */
.hero{
  position:relative;
  padding:clamp(120px,15vw,172px) 0 clamp(60px,7vw,96px);
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;
  width:720px;
  height:720px;
  top:-280px;
  right:-200px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(245,168,60,.16),transparent 68%);
  filter:blur(20px);
  pointer-events:none;
}
.hero::after{
  content:"";
  position:absolute;
  width:520px;
  height:520px;
  bottom:-260px;
  left:-180px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(240,78,125,.12),transparent 68%);
  pointer-events:none;
}

.hero-grid{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1.06fr .94fr;
  gap:clamp(2rem,5vw,4.5rem);
  align-items:center;
}

.hero-title{margin:1.1rem 0 1.4rem;}

.hero-lead{
  color:var(--paper-dim);
  font-size:clamp(1rem,1.2vw,1.1rem);
  line-height:1.95;
  max-width:35em;
}

.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:.9rem;
  margin-top:2.1rem;
}

.hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:1.4rem 2.2rem;
  margin-top:2.6rem;
  padding-top:1.6rem;
  border-top:1px solid var(--line);
}
.hero-meta div strong{
  display:block;
  font-size:1.5rem;
  font-weight:800;
  background:var(--grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-meta div span{
  font-size:.82rem;
  color:var(--paper-faint);
  letter-spacing:.06em;
}

.hero-visual{
  position:relative;
  padding:14px;
  border:1px solid var(--line);
  border-radius:calc(var(--radius-l) + 10px);
  background:linear-gradient(160deg,rgba(246,241,231,.07),rgba(246,241,231,.01));
  box-shadow:var(--shadow);
}
.hero-visual::before{
  content:"";
  position:absolute;
  inset:-1px;
  border-radius:inherit;
  padding:1px;
  background:linear-gradient(140deg,rgba(245,168,60,.55),rgba(246,241,231,.05) 45%,rgba(255,122,89,.4));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;
  mask-composite:exclude;
  pointer-events:none;
}
.hero-frame{
  position:relative;
  border-radius:var(--radius-l);
  overflow:hidden;
  aspect-ratio:4/4.6;
  background:var(--surface);
}
.hero-frame img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform 1.2s var(--ease);
}
.hero-visual:hover .hero-frame img{transform:scale(1.04);}

.hero-frame::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,transparent 42%,rgba(10,11,14,.78));
  pointer-events:none;
}

.hero-play{
  position:absolute;
  right:18px;
  bottom:18px;
  z-index:2;
  display:flex;
  align-items:center;
  gap:.7rem;
  padding:.62rem 1.05rem;
  border-radius:999px;
  background:rgba(10,11,14,.62);
  border:1px solid rgba(246,241,231,.2);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  font-size:.8rem;
  letter-spacing:.08em;
}
.hero-play i{
  width:26px;
  height:26px;
  border-radius:50%;
  background:var(--grad);
  position:relative;
  display:inline-block;
}
.hero-play i::after{
  content:"";
  position:absolute;
  inset:50% auto auto 50%;
  width:0;
  height:0;
  border-left:8px solid #171009;
  border-top:5px solid transparent;
  border-bottom:5px solid transparent;
  transform:translate(-36%,-50%);
}

.hero-float{
  position:absolute;
  z-index:3;
  left:-26px;
  bottom:44px;
  display:flex;
  align-items:center;
  gap:.85rem;
  padding:.9rem 1.15rem;
  border-radius:16px;
  background:rgba(20,23,33,.88);
  border:1px solid var(--line-strong);
  box-shadow:0 24px 50px -26px #000;
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  animation:float 6s ease-in-out infinite;
}
.hero-float strong{
  display:block;
  font-size:1rem;
  line-height:1.3;
}
.hero-float span{font-size:.74rem;color:var(--paper-faint);}
.hero-float .dot{
  width:38px;
  height:38px;
  border-radius:11px;
  background:var(--grad);
  display:grid;
  place-items:center;
  color:#171009;
  font-weight:900;
  font-size:.9rem;
}

@keyframes float{
  0%,100%{transform:translateY(0);}
  50%{transform:translateY(-12px);}
}

/* 滚动提示 */
.hero-scroll{
  display:inline-flex;
  align-items:center;
  gap:.6rem;
  margin-top:2.6rem;
  font-size:.76rem;
  letter-spacing:.2em;
  color:var(--paper-faint);
  text-transform:uppercase;
}
.hero-scroll::after{
  content:"";
  width:44px;
  height:1px;
  background:linear-gradient(90deg,var(--sweet),transparent);
}

/* ============================ 跑马灯 ============================ */
.marquee{
  position:relative;
  padding:22px 0;
  border-block:1px solid var(--line);
  overflow:hidden;
  background:rgba(246,241,231,.015);
}
.marquee-track{
  display:flex;
  width:max-content;
  gap:3.2rem;
  animation:marquee 34s linear infinite;
}
.marquee:hover .marquee-track{animation-play-state:paused;}
.marquee-track span{
  display:inline-flex;
  align-items:center;
  gap:3.2rem;
  font-size:.95rem;
  letter-spacing:.16em;
  color:rgba(246,241,231,.42);
  font-weight:600;
  white-space:nowrap;
}
.marquee-track span::after{
  content:"";
  width:5px;
  height:5px;
  border-radius:50%;
  background:var(--sweet);
  opacity:.7;
}
@keyframes marquee{
  from{transform:translateX(0);}
  to{transform:translateX(-50%);}
}

/* ============================ 卡片基础 ============================ */
.card{
  position:relative;
  padding:clamp(1.4rem,2.4vw,2.1rem);
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  background:linear-gradient(170deg,rgba(246,241,231,.055),rgba(246,241,231,.012));
  transition:transform .5s var(--ease),border-color .5s var(--ease),background .5s var(--ease);
  overflow:hidden;
}
.card::after{
  content:"";
  position:absolute;
  inset:auto -40% -70% auto;
  width:240px;
  height:240px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(245,168,60,.16),transparent 70%);
  opacity:0;
  transition:opacity .5s var(--ease);
  pointer-events:none;
}
.card:hover{
  transform:translateY(-6px);
  border-color:rgba(245,168,60,.4);
  background:linear-gradient(170deg,rgba(246,241,231,.08),rgba(246,241,231,.02));
}
.card:hover::after{opacity:1;}

/* ============================ 核心特性 ============================ */
.feature-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1.2rem;
}
.feature-card .feature-no{
  font-size:.78rem;
  letter-spacing:.2em;
  color:var(--paper-faint);
  font-weight:700;
}
.feature-icon{
  width:50px;
  height:50px;
  border-radius:15px;
  display:grid;
  place-items:center;
  margin:1.1rem 0 1.15rem;
  background:linear-gradient(150deg,rgba(245,168,60,.22),rgba(255,122,89,.08));
  border:1px solid rgba(245,168,60,.28);
  color:var(--sweet);
}
.feature-icon svg{width:22px;height:22px;}
.feature-card h3{
  font-size:1.1rem;
  font-weight:700;
  margin-bottom:.6rem;
}
.feature-card p{
  font-size:.92rem;
  line-height:1.85;
  color:var(--paper-dim);
}

/* ============================ 服务介绍 ============================ */
.service-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1.4rem;
}
.service-card{
  padding:0;
  display:flex;
  flex-direction:column;
}
.service-media{
  position:relative;
  aspect-ratio:16/11;
  overflow:hidden;
  border-radius:var(--radius-l) var(--radius-l) 0 0;
}
.service-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform 1s var(--ease);
  filter:saturate(.9);
}
.service-card:hover .service-media img{transform:scale(1.06);filter:saturate(1.05);}
.service-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(10,11,14,.05) 40%,rgba(16,18,25,.92));
}
.service-badge{
  position:absolute;
  top:14px;
  left:14px;
  z-index:2;
  padding:.3rem .78rem;
  border-radius:999px;
  font-size:.72rem;
  letter-spacing:.1em;
  background:rgba(10,11,14,.62);
  border:1px solid rgba(246,241,231,.22);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
}
.service-body{
  position:relative;
  z-index:2;
  padding:1.5rem clamp(1.2rem,2vw,1.7rem) 1.7rem;
  margin-top:-58px;
  display:flex;
  flex-direction:column;
  gap:.85rem;
  flex:1;
}
.service-body h3{
  font-size:1.28rem;
  font-weight:800;
}
.service-body p{
  font-size:.93rem;
  line-height:1.85;
  color:var(--paper-dim);
}
.service-list{
  display:flex;
  flex-wrap:wrap;
  gap:.45rem;
  margin-top:.2rem;
}
.service-list li{
  font-size:.76rem;
  padding:.28rem .7rem;
  border-radius:999px;
  border:1px solid var(--line);
  color:var(--paper-dim);
}
.service-foot{
  margin-top:auto;
  padding-top:1.1rem;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:.85rem;
}
.service-foot .price{
  font-weight:800;
  color:var(--sweet);
  letter-spacing:.02em;
}

/* ============================ 作品 ============================ */
.work-grid{
  display:grid;
  grid-template-columns:repeat(6,1fr);
  gap:1.2rem;
}
.work-item{
  position:relative;
  grid-column:span 2;
  border-radius:var(--radius-l);
  overflow:hidden;
  border:1px solid var(--line);
  min-height:280px;
  isolation:isolate;
}
.work-item.is-wide{grid-column:span 3;}
.work-item img{
  width:100%;
  height:100%;
  object-fit:cover;
  position:absolute;
  inset:0;
  transition:transform 1.1s var(--ease),filter .6s var(--ease);
  filter:grayscale(.25) brightness(.86);
}
.work-item:hover img{transform:scale(1.06);filter:grayscale(0) brightness(.95);}
.work-item::before{
  content:"";
  position:absolute;
  inset:0;
  z-index:1;
  background:linear-gradient(185deg,rgba(10,11,14,.15) 30%,rgba(10,11,14,.9));
}
.work-body{
  position:absolute;
  z-index:2;
  inset:auto 0 0 0;
  padding:1.4rem;
}
.work-tag{
  font-size:.72rem;
  letter-spacing:.16em;
  color:var(--sweet);
  font-weight:600;
}
.work-body h3{
  font-size:1.16rem;
  margin:.35rem 0 .3rem;
  font-weight:700;
}
.work-body p{
  font-size:.85rem;
  color:var(--paper-dim);
}
.work-arrow{
  position:absolute;
  z-index:2;
  top:16px;
  right:16px;
  width:38px;
  height:38px;
  border-radius:50%;
  display:grid;
  place-items:center;
  background:rgba(10,11,14,.55);
  border:1px solid rgba(246,241,231,.24);
  transform:rotate(-45deg) scale(.9);
  opacity:0;
  transition:all .45s var(--ease);
}
.work-item:hover .work-arrow{opacity:1;transform:rotate(0) scale(1);}

/* ============================ 流程 ============================ */
.process-grid{
  display:grid;
  grid-template-columns:repeat(5,1fr);
  gap:1rem;
  counter-reset:step;
}
.process-item{
  position:relative;
  padding-top:1.6rem;
  border-top:1px solid var(--line-strong);
}
.process-item::before{
  content:"0" counter(step);
  counter-increment:step;
  position:absolute;
  top:-1px;
  left:0;
  transform:translateY(-50%);
  padding-right:.7rem;
  background:var(--ink);
  font-size:.78rem;
  font-weight:800;
  letter-spacing:.16em;
  color:var(--sweet);
}
.process-item h3{
  font-size:1.02rem;
  font-weight:700;
  margin-bottom:.5rem;
}
.process-item p{
  font-size:.86rem;
  line-height:1.8;
  color:var(--paper-faint);
}

/* ============================ 数据条 ============================ */
.stat-strip{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1rem;
  padding:clamp(1.6rem,3vw,2.4rem);
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  background:linear-gradient(120deg,rgba(245,168,60,.09),rgba(255,122,89,.03) 55%,rgba(246,241,231,.02));
}
.stat-item{text-align:center;position:relative;}
.stat-item + .stat-item::before{
  content:"";
  position:absolute;
  left:0;
  top:14%;
  height:72%;
  width:1px;
  background:var(--line);
}
.stat-item strong{
  display:block;
  font-size:clamp(1.7rem,3.2vw,2.5rem);
  font-weight:900;
  line-height:1.2;
  background:var(--grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.stat-item span{
  font-size:.82rem;
  color:var(--paper-dim);
  letter-spacing:.06em;
}

/* ============================ 评价 ============================ */
.voice-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1.2rem;
}
.voice-card{
  display:flex;
  flex-direction:column;
  gap:1.1rem;
}
.voice-quote{
  font-size:2.2rem;
  line-height:1;
  color:var(--sweet);
  font-family:Georgia,serif;
}
.voice-card blockquote{
  margin:0;
  font-size:.98rem;
  line-height:1.9;
  color:var(--paper-dim);
}
.voice-user{
  display:flex;
  align-items:center;
  gap:.8rem;
  margin-top:auto;
  padding-top:1.1rem;
  border-top:1px solid var(--line);
}
.voice-user img{
  width:46px;
  height:46px;
  border-radius:50%;
  object-fit:cover;
  border:1px solid var(--line-strong);
}
.voice-user strong{display:block;font-size:.92rem;}
.voice-user span{font-size:.76rem;color:var(--paper-faint);}
.voice-stars{
  display:flex;
  gap:3px;
  color:var(--sweet);
  font-size:.78rem;
  letter-spacing:.14em;
}

/* ============================ FAQ ============================ */
.faq{
  display:grid;
  gap:.8rem;
  max-width:900px;
  margin-inline:auto;
}
.faq-item{
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:rgba(246,241,231,.025);
  overflow:hidden;
  transition:border-color .4s var(--ease),background .4s var(--ease);
}
.faq-item[open]{
  border-color:rgba(245,168,60,.38);
  background:rgba(245,168,60,.05);
}
.faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
  padding:1.15rem 1.35rem;
  cursor:pointer;
  font-weight:600;
  font-size:1rem;
  list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";
  flex-shrink:0;
  width:26px;
  height:26px;
  border-radius:50%;
  border:1px solid var(--line-strong);
  display:grid;
  place-items:center;
  font-size:1rem;
  line-height:1;
  color:var(--sweet);
  transition:transform .35s var(--ease),background .35s var(--ease);
}
.faq-item[open] summary::after{
  transform:rotate(45deg);
  background:rgba(245,168,60,.16);
}
.faq-item p{
  padding:0 1.35rem 1.3rem;
  font-size:.93rem;
  line-height:1.9;
  color:var(--paper-dim);
}

/* ============================ CTA ============================ */
.cta-panel{
  position:relative;
  overflow:hidden;
  padding:clamp(2.4rem,5vw,4rem);
  border-radius:calc(var(--radius-l) + 6px);
  border:1px solid rgba(245,168,60,.3);
  background:linear-gradient(125deg,rgba(245,168,60,.14),rgba(255,122,89,.07) 48%,rgba(246,241,231,.03));
  text-align:center;
}
.cta-panel::before{
  content:"";
  position:absolute;
  width:560px;
  height:560px;
  top:-320px;
  left:50%;
  transform:translateX(-50%);
  border-radius:50%;
  background:radial-gradient(circle,rgba(245,168,60,.28),transparent 68%);
  pointer-events:none;
}
.cta-panel > *{position:relative;z-index:1;}
.cta-panel h2{
  font-size:clamp(1.7rem,3.4vw,2.7rem);
  line-height:1.28;
  font-weight:900;
}
.cta-panel p{
  margin:1rem auto 0;
  max-width:36em;
  color:var(--paper-dim);
}
.cta-actions{
  display:flex;
  flex-wrap:wrap;
  gap:.9rem;
  justify-content:center;
  margin-top:2rem;
}
.cta-note{
  margin-top:1.4rem;
  font-size:.8rem;
  color:var(--paper-faint);
  letter-spacing:.06em;
}

/* ============================ 页脚 ============================ */
.site-footer{
  position:relative;
  margin-top:clamp(40px,6vw,80px);
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(246,241,231,.025),rgba(10,11,14,.6));
  padding-top:clamp(2.6rem,5vw,4rem);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr .9fr .9fr 1.2fr;
  gap:clamp(1.6rem,4vw,3rem);
  padding-bottom:clamp(2rem,4vw,3rem);
}
.footer-brand .brand{margin-bottom:1rem;}
.footer-brand p{
  font-size:.9rem;
  line-height:1.9;
  color:var(--paper-faint);
  max-width:26em;
}
.footer-social{
  display:flex;
  gap:.55rem;
  margin-top:1.2rem;
}
.footer-social span{
  width:36px;
  height:36px;
  border-radius:10px;
  display:grid;
  place-items:center;
  border:1px solid var(--line);
  font-size:.72rem;
  color:var(--paper-dim);
  transition:all .35s var(--ease);
}
.footer-social span:hover{border-color:var(--sweet);color:var(--sweet);transform:translateY(-3px);}
.footer-col h4{
  font-size:.82rem;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--paper-faint);
  margin-bottom:1.1rem;
  font-weight:600;
}
.footer-col ul{display:grid;gap:.6rem;}
.footer-col a{
  font-size:.9rem;
  color:var(--paper-dim);
  transition:color .3s var(--ease),padding-left .3s var(--ease);
}
.footer-col a:hover{color:var(--sweet);padding-left:4px;}
.footer-contact li{
  font-size:.88rem;
  color:var(--paper-dim);
  line-height:1.7;
}
.footer-contact li strong{
  display:block;
  font-size:.72rem;
  letter-spacing:.14em;
  color:var(--paper-faint);
  text-transform:uppercase;
  margin-bottom:.15rem;
  font-weight:500;
}
.footer-contact li + li{margin-top:.85rem;}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:.8rem;
  padding:1.2rem 0 1.6rem;
  border-top:1px solid var(--line);
  font-size:.8rem;
  color:var(--paper-faint);
}
.footer-bottom .sep{opacity:.4;margin:0 .5rem;}

/* ============================ 子页面头部 ============================ */
.page-hero{
  position:relative;
  padding:clamp(120px,14vw,168px) 0 clamp(40px,5vw,66px);
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;
  width:640px;
  height:640px;
  top:-300px;
  right:-160px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(245,168,60,.14),transparent 68%);
  pointer-events:none;
}
.page-hero-inner{
  position:relative;
  z-index:1;
  max-width:840px;
}
.page-hero h1{
  font-size:clamp(2.1rem,4.6vw,3.6rem);
  line-height:1.16;
  font-weight:900;
  letter-spacing:-.02em;
  margin:1rem 0 1.1rem;
}
.page-hero p{
  color:var(--paper-dim);
  line-height:1.95;
  max-width:44em;
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:.5rem;
  font-size:.8rem;
  color:var(--paper-faint);
  margin-bottom:1.2rem;
}
.breadcrumb a{color:var(--paper-dim);}
.breadcrumb a:hover{color:var(--sweet);}
.breadcrumb .sep{opacity:.45;}

/* ============================ 关于页 ============================ */
.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:clamp(2rem,5vw,4.2rem);
  align-items:center;
}
.split-media{
  position:relative;
  border-radius:var(--radius-l);
  overflow:hidden;
  border:1px solid var(--line);
}
.split-media img{
  width:100%;
  height:100%;
  aspect-ratio:4/3.4;
  object-fit:cover;
}
.split-media .float-card{
  position:absolute;
  right:16px;
  bottom:16px;
  padding:.9rem 1.1rem;
  border-radius:14px;
  background:rgba(12,13,18,.82);
  border:1px solid var(--line-strong);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
}
.split-media .float-card strong{
  display:block;
  font-size:1.2rem;
  background:var(--grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.split-media .float-card span{font-size:.74rem;color:var(--paper-faint);}

.value-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1.2rem;
}

.timeline{
  position:relative;
  display:grid;
  gap:1.6rem;
  padding-left:1.6rem;
}
.timeline::before{
  content:"";
  position:absolute;
  left:4px;
  top:6px;
  bottom:6px;
  width:1px;
  background:linear-gradient(180deg,var(--sweet),rgba(245,168,60,.1));
}
.timeline-item{position:relative;}
.timeline-item::before{
  content:"";
  position:absolute;
  left:-1.6rem;
  top:7px;
  width:9px;
  height:9px;
  border-radius:50%;
  background:var(--sweet);
  box-shadow:0 0 0 4px rgba(245,168,60,.16);
}
.timeline-item time{
  font-size:.78rem;
  letter-spacing:.16em;
  color:var(--sweet);
  font-weight:700;
}
.timeline-item h3{
  font-size:1.06rem;
  margin:.35rem 0 .4rem;
  font-weight:700;
}
.timeline-item p{
  font-size:.9rem;
  line-height:1.85;
  color:var(--paper-dim);
}

.team-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1.2rem;
}
.team-card{padding:0;overflow:hidden;}
.team-card img{
  width:100%;
  aspect-ratio:1/1.1;
  object-fit:cover;
  filter:grayscale(.4);
  transition:filter .6s var(--ease),transform 1s var(--ease);
}
.team-card:hover img{filter:grayscale(0);transform:scale(1.04);}
.team-body{padding:1.1rem 1.2rem 1.3rem;}
.team-body h3{font-size:1rem;font-weight:700;}
.team-body span{
  display:block;
  font-size:.78rem;
  color:var(--sweet);
  margin-top:.2rem;
  letter-spacing:.06em;
}
.team-body p{
  margin-top:.6rem;
  font-size:.84rem;
  line-height:1.75;
  color:var(--paper-faint);
}

/* ============================ 产品页 ============================ */
.price-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1.3rem;
  align-items:stretch;
}
.price-card{
  display:flex;
  flex-direction:column;
  gap:1rem;
}
.price-card.is-featured{
  border-color:rgba(245,168,60,.46);
  background:linear-gradient(170deg,rgba(245,168,60,.14),rgba(246,241,231,.02));
  box-shadow:0 30px 70px -40px rgba(245,168,60,.6);
}
.price-flag{
  position:absolute;
  top:16px;
  right:16px;
  padding:.24rem .7rem;
  border-radius:999px;
  font-size:.7rem;
  letter-spacing:.12em;
  background:var(--grad);
  color:#171009;
  font-weight:700;
}
.price-card h3{font-size:1.2rem;font-weight:800;}
.price-card .price-desc{font-size:.86rem;color:var(--paper-faint);line-height:1.8;}
.price-amount{
  display:flex;
  align-items:baseline;
  gap:.3rem;
  padding:1rem 0;
  border-block:1px solid var(--line);
}
.price-amount strong{
  font-size:2rem;
  font-weight:900;
  background:var(--grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.price-amount span{font-size:.82rem;color:var(--paper-faint);}
.price-list{display:grid;gap:.6rem;}
.price-list li{
  position:relative;
  padding-left:1.35rem;
  font-size:.88rem;
  color:var(--paper-dim);
  line-height:1.7;
}
.price-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:.6em;
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--grad);
}
.price-card .btn{margin-top:auto;}

.deliver-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1.2rem;
}
.deliver-card h3{
  font-size:1.05rem;
  font-weight:700;
  margin-bottom:.5rem;
  display:flex;
  align-items:center;
  gap:.6rem;
}
.deliver-card h3 b{
  font-size:.74rem;
  color:var(--sweet);
  letter-spacing:.14em;
  font-weight:700;
}
.deliver-card p{font-size:.9rem;line-height:1.85;color:var(--paper-dim);}

/* ============================ 资讯页 ============================ */
.news-featured{
  display:grid;
  grid-template-columns:1.1fr 1fr;
  gap:0;
  overflow:hidden;
  padding:0;
  border-radius:var(--radius-l);
}
.news-featured-media{
  position:relative;
  min-height:320px;
  overflow:hidden;
}
.news-featured-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  position:absolute;
  inset:0;
  transition:transform 1s var(--ease);
}
.news-featured:hover .news-featured-media img{transform:scale(1.05);}
.news-featured-body{
  padding:clamp(1.6rem,3vw,2.6rem);
  display:flex;
  flex-direction:column;
  gap:.9rem;
}
.news-featured-body h2{font-size:clamp(1.3rem,2.2vw,1.75rem);font-weight:800;line-height:1.4;}
.news-featured-body p{font-size:.92rem;line-height:1.9;color:var(--paper-dim);}

.news-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:.7rem;
  font-size:.76rem;
  color:var(--paper-faint);
  letter-spacing:.06em;
}
.news-meta .tag{
  padding:.2rem .6rem;
  border-radius:999px;
  border:1px solid rgba(245,168,60,.36);
  color:var(--sweet);
  letter-spacing:.1em;
}
.news-meta .sep{opacity:.4;}

.news-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1.3rem;
}
.news-card{padding:0;overflow:hidden;display:flex;flex-direction:column;}
.news-card-media{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
}
.news-card-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform 1s var(--ease);
}
.news-card:hover .news-card-media img{transform:scale(1.06);}
.news-card-body{
  padding:1.2rem 1.3rem 1.5rem;
  display:flex;
  flex-direction:column;
  gap:.6rem;
  flex:1;
}
.news-card-body h3{
  font-size:1.02rem;
  font-weight:700;
  line-height:1.6;
}
.news-card-body p{
  font-size:.86rem;
  line-height:1.8;
  color:var(--paper-faint);
}
.news-card-body .read{
  margin-top:auto;
  padding-top:.9rem;
  font-size:.82rem;
  color:var(--sweet);
  font-weight:600;
  border-top:1px solid var(--line);
}

.pagination{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:.5rem;
  margin-top:2.6rem;
}
.pagination a,
.pagination span{
  min-width:40px;
  height:40px;
  padding:0 .8rem;
  display:grid;
  place-items:center;
  border-radius:10px;
  border:1px solid var(--line);
  font-size:.86rem;
  color:var(--paper-dim);
  transition:all .35s var(--ease);
}
.pagination a:hover{border-color:rgba(245,168,60,.5);color:var(--sweet);}
.pagination .is-current{
  background:var(--grad);
  color:#171009;
  border-color:transparent;
  font-weight:700;
}

/* ============================ 文章详情 ============================ */
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 300px;
  gap:clamp(2rem,4vw,3.4rem);
  align-items:start;
}
.article-cover{
  position:relative;
  border-radius:var(--radius-l);
  overflow:hidden;
  border:1px solid var(--line);
  margin-bottom:2rem;
}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}

.prose{max-width:100%;}
.prose > * + *{margin-top:1.15rem;}
.prose h2{
  font-size:clamp(1.28rem,2.2vw,1.6rem);
  font-weight:800;
  line-height:1.45;
  margin-top:2.4rem;
  padding-left:.9rem;
  border-left:3px solid var(--sweet);
}
.prose h3{
  font-size:1.08rem;
  font-weight:700;
  margin-top:1.8rem;
  color:var(--paper);
}
.prose p{
  font-size:.98rem;
  line-height:2;
  color:var(--paper-dim);
}
.prose strong{color:var(--paper);}
.prose ul{display:grid;gap:.55rem;}
.prose ul li{
  position:relative;
  padding-left:1.3rem;
  font-size:.95rem;
  line-height:1.9;
  color:var(--paper-dim);
}
.prose ul li::before{
  content:"";
  position:absolute;
  left:0;
  top:.72em;
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--grad);
}
.prose blockquote{
  margin:2rem 0;
  padding:1.4rem 1.6rem;
  border-radius:var(--radius);
  border-left:3px solid var(--sweet);
  background:rgba(245,168,60,.07);
  font-size:1rem;
  line-height:1.9;
  color:var(--paper);
}
.prose figure{margin:1.8rem 0;}
.prose figure img{
  width:100%;
  border-radius:var(--radius);
  border:1px solid var(--line);
}
.prose figcaption{
  margin-top:.7rem;
  font-size:.78rem;
  color:var(--paper-faint);
  text-align:center;
}

.article-tags{
  display:flex;
  flex-wrap:wrap;
  gap:.5rem;
  margin-top:2.4rem;
  padding-top:1.6rem;
  border-top:1px solid var(--line);
}
.article-tags span{
  font-size:.78rem;
  padding:.32rem .8rem;
  border-radius:999px;
  border:1px solid var(--line);
  color:var(--paper-dim);
}

.article-aside{
  position:sticky;
  top:100px;
  display:grid;
  gap:1.2rem;
}
.aside-card{padding:1.4rem;}
.aside-card h3{
  font-size:.82rem;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--paper-faint);
  font-weight:600;
  margin-bottom:1rem;
}
.aside-nav{display:grid;gap:.55rem;}
.aside-nav a{
  font-size:.88rem;
  color:var(--paper-dim);
  line-height:1.65;
  transition:color .3s var(--ease);
}
.aside-nav a:hover{color:var(--sweet);}
.aside-related{display:grid;gap:1rem;}
.aside-related a{
  display:flex;
  gap:.8rem;
  align-items:flex-start;
}
.aside-related img{
  width:64px;
  height:64px;
  border-radius:10px;
  object-fit:cover;
  flex-shrink:0;
}
.aside-related strong{
  font-size:.86rem;
  font-weight:600;
  line-height:1.6;
  display:block;
}
.aside-related span{font-size:.74rem;color:var(--paper-faint);}
.aside-cta{
  text-align:center;
  background:linear-gradient(160deg,rgba(245,168,60,.14),rgba(246,241,231,.02));
  border-color:rgba(245,168,60,.3);
}
.aside-cta p{font-size:.86rem;color:var(--paper-dim);margin-bottom:1rem;line-height:1.8;}

/* ============================ 联系页 ============================ */
.contact-layout{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:clamp(1.6rem,4vw,3rem);
  align-items:start;
}

.form-card{padding:clamp(1.5rem,3vw,2.4rem);}
.form-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:1rem;
}
.form-field{display:flex;flex-direction:column;gap:.45rem;}
.form-field.is-full{grid-column:1 / -1;}
.form-field label{
  font-size:.82rem;
  color:var(--paper-dim);
  letter-spacing:.04em;
}
.form-field label .req{color:var(--rose);}
.form-field input,
.form-field select,
.form-field textarea{
  width:100%;
  padding:.8rem .95rem;
  font-family:inherit;
  font-size:.92rem;
  color:var(--paper);
  background:rgba(246,241,231,.04);
  border:1px solid var(--line);
  border-radius:12px;
  transition:border-color .3s var(--ease),background .3s var(--ease),box-shadow .3s var(--ease);
  outline:none;
}
.form-field textarea{resize:vertical;min-height:120px;}
.form-field select{appearance:none;cursor:pointer;}
.form-field select option{background:#141721;color:var(--paper);}
.form-field input::placeholder,
.form-field textarea::placeholder{color:rgba(246,241,231,.3);}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus{
  border-color:rgba(245,168,60,.6);
  background:rgba(246,241,231,.07);
  box-shadow:0 0 0 3px rgba(245,168,60,.12);
}
.form-note{
  font-size:.78rem;
  color:var(--paper-faint);
  margin-top:.9rem;
  line-height:1.7;
}
.form-status{
  margin-top:1rem;
  font-size:.86rem;
  color:var(--mint);
  min-height:1.2em;
}

.contact-card{
  display:flex;
  gap:1rem;
  align-items:flex-start;
  padding:1.2rem;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:rgba(246,241,231,.025);
  transition:border-color .4s var(--ease),transform .4s var(--ease);
}
.contact-card:hover{border-color:rgba(245,168,60,.42);transform:translateY(-3px);}
.contact-card .ico{
  width:42px;
  height:42px;
  flex-shrink:0;
  border-radius:12px;
  display:grid;
  place-items:center;
  background:linear-gradient(150deg,rgba(245,168,60,.2),rgba(255,122,89,.07));
  border:1px solid rgba(245,168,60,.26);
  color:var(--sweet);
}
.contact-card .ico svg{width:20px;height:20px;}
.contact-card h3{font-size:.94rem;font-weight:700;margin-bottom:.25rem;}
.contact-card p{
  font-size:.88rem;
  color:var(--paper-dim);
  line-height:1.75;
  word-break:break-all;
}
.contact-list{display:grid;gap:.8rem;}

.hours-card{
  padding:1.5rem;
  border-radius:var(--radius-l);
  border:1px solid var(--line);
  background:linear-gradient(160deg,rgba(246,241,231,.05),rgba(246,241,231,.01));
}
.hours-card h3{font-size:1rem;font-weight:700;margin-bottom:.4rem;}
.hours-list{display:grid;gap:.55rem;margin-top:.9rem;}
.hours-list li{
  display:flex;
  justify-content:space-between;
  gap:1rem;
  font-size:.86rem;
  color:var(--paper-dim);
  padding-bottom:.55rem;
  border-bottom:1px dashed rgba(246,241,231,.12);
}
.hours-list li:last-child{border-bottom:0;padding-bottom:0;}
.hours-list li b{color:var(--paper);font-weight:600;}

/* ============================ 滚动动画 ============================ */
.reveal-ready [data-reveal]{
  opacity:0;
  transform:translateY(26px);
  transition:opacity .85s var(--ease),transform .85s var(--ease);
  transition-delay:var(--d,0s);
  will-change:opacity,transform;
}
.reveal-ready [data-reveal].is-visible{
  opacity:1;
  transform:none;
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,
  *::before,
  *::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .reveal-ready [data-reveal]{opacity:1;transform:none;}
}

/* ============================ 响应式 ============================ */
@media (max-width:1080px){
  .feature-grid{grid-template-columns:repeat(2,1fr);}
  .process-grid{grid-template-columns:repeat(3,1fr);row-gap:2rem;}
  .footer-grid{grid-template-columns:1.4fr .8fr .8fr;row-gap:2rem;}
  .footer-contact{grid-column:1 / -1;}
  .article-layout{grid-template-columns:1fr;}
  .article-aside{position:static;grid-template-columns:1fr 1fr;display:grid;}
}

@media (max-width:920px){
  .nav-toggle{display:block;}
  .main-nav{
    position:fixed;
    inset:78px 0 auto 0;
    display:block;
    padding:1.4rem 6vw 2rem;
    background:rgba(10,11,14,.97);
    -webkit-backdrop-filter:blur(20px);
    backdrop-filter:blur(20px);
    border-bottom:1px solid var(--line);
    transform:translateY(-14px);
    opacity:0;
    visibility:hidden;
    transition:opacity .35s var(--ease),transform .35s var(--ease),visibility .35s;
    max-height:calc(100vh - 78px);
    overflow-y:auto;
  }
  .main-nav.is-open{
    opacity:1;
    visibility:visible;
    transform:none;
  }
  .nav-list{
    flex-direction:column;
    align-items:stretch;
    gap:0;
  }
  .nav-list li{border-bottom:1px solid var(--line);}
  .nav-link{
    display:block;
    padding:1rem 0;
    font-size:1.02rem;
  }
  .nav-link::after{display:none;}
  .nav-cta{margin-top:1.4rem;width:100%;}

  .hero-grid{grid-template-columns:1fr;gap:2.6rem;}
  .hero-visual{max-width:520px;width:100%;}
  .hero-float{left:auto;right:14px;bottom:14px;}
  .hero-frame{aspect-ratio:4/3.6;}

  .service-grid{grid-template-columns:1fr;max-width:560px;margin-inline:auto;}
  .work-grid{grid-template-columns:repeat(2,1fr);}
  .work-item,
  .work-item.is-wide{grid-column:span 1;}
  .voice-grid{grid-template-columns:1fr;}
  .split{grid-template-columns:1fr;}
  .value-grid{grid-template-columns:1fr;}
  .team-grid{grid-template-columns:repeat(2,1fr);}
  .price-grid{grid-template-columns:1fr;max-width:520px;margin-inline:auto;}
  .deliver-grid{grid-template-columns:1fr;}
  .news-featured{grid-template-columns:1fr;}
  .news-featured-media{min-height:240px;aspect-ratio:16/10;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .contact-layout{grid-template-columns:1fr;}
  .stat-strip{grid-template-columns:repeat(2,1fr);gap:1.6rem;}
  .stat-item:nth-child(3)::before{display:none;}
  .stat-item:nth-child(odd)::before{display:none;}
}

@media (max-width:600px){
  body{font-size:15px;}
  .header-inner{height:68px;}
  .main-nav{top:68px;}
  .brand-text{font-size:1.02rem;}
  .brand-text em{font-size:.56rem;letter-spacing:.16em;}
  .hero{padding-top:106px;}
  .hero-meta{gap:1rem 1.6rem;}
  .hero-meta div strong{font-size:1.24rem;}
  .feature-grid{grid-template-columns:1fr;}
  .process-grid{grid-template-columns:1fr 1fr;}
  .work-grid{grid-template-columns:1fr;}
  .work-item{min-height:240px;}
  .team-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:1.8rem;}
  .footer-bottom{flex-direction:column;align-items:flex-start;text-align:left;}
  .article-aside{grid-template-columns:1fr;}
  .stat-strip{grid-template-columns:1fr;}
  .stat-item::before{display:none !important;}
  .cta-actions .btn{width:100%;}
  .hero-actions .btn{width:100%;}
}