*{margin:0;padding:0;box-sizing:border-box}
:root{
  --red:#d9251c;
  --red-deep:#a3160f;
  --red-soft:#fdeceb;
  --red-light:#fff5f4;
  --ink:#241a19;
  --ink-2:#4a3b39;
  --ink-3:#7a6a68;
  --line:#f0d9d6;
  --bg:#fffaf9;
  --white:#ffffff;
  --radius:16px;
  --shadow:0 8px 30px rgba(163,22,15,.08);
  --shadow-hover:0 16px 44px rgba(163,22,15,.16);
}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:linear-gradient(180deg,#fff7f5 0%,#fffaf9 32%,#fff5f3 68%,#fffaf9 100%);
  color:var(--ink);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
a{color:inherit;text-decoration:none}
ul{list-style:none}
img{max-width:100%;height:auto;display:block}
h1,h2,h3{line-height:1.3;color:var(--ink);font-weight:800}
h2{font-size:clamp(1.45rem,3vw,2rem)}
h3{font-size:1.08rem}
p{color:var(--ink-2)}
section{scroll-margin-top:84px}

/* header */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,250,249,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:20px;min-height:68px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-logo{width:38px;max-width:38px}
.brand-name{font-size:1.08rem;font-weight:800;letter-spacing:.5px;color:var(--red-deep);white-space:nowrap}
.brand-name span{color:var(--ink)}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:wrap}
.nav-links a{
  display:block;padding:8px 12px;font-size:.92rem;font-weight:600;color:var(--ink-2);
  border-radius:10px;transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--red);background:var(--red-soft)}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:11px 24px;border-radius:999px;font-size:.94rem;font-weight:700;
  border:1.5px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .25s,background .2s,color .2s;
}
.btn-primary{background:linear-gradient(135deg,#e8392d,#c11a12);color:#fff;box-shadow:0 6px 20px rgba(201,26,18,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(201,26,18,.36)}
.btn-ghost{background:#fff;color:var(--red-deep);border-color:#f2c6c2}
.btn-ghost:hover{background:var(--red-soft);transform:translateY(-2px)}
.btn-lg{padding:14px 34px;font-size:1.02rem}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;
}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;transition:.3s}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);transition:.3s}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}
.menu-toggle.active span{background:transparent}
.menu-toggle.active span::before{top:0;transform:rotate(45deg)}
.menu-toggle.active span::after{top:0;transform:rotate(-45deg)}

/* hero */
.hero{
  position:relative;overflow:hidden;
  padding:78px 0 84px;
  background:
    radial-gradient(circle at 12% 18%,rgba(232,57,45,.14),transparent 46%),
    radial-gradient(circle at 88% 10%,rgba(217,37,28,.12),transparent 42%),
    linear-gradient(160deg,#fff3f1 0%,#fffaf9 58%,#ffeceb 100%);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(217,37,28,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(217,37,28,.05) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(circle at 50% 40%,#000 30%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 40%,#000 30%,transparent 78%);
  pointer-events:none;
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;background:#fff;border:1px solid #f3c9c5;
  color:var(--red-deep);font-size:.84rem;font-weight:700;margin-bottom:22px;
  box-shadow:0 4px 14px rgba(217,37,28,.08);
}
.hero-eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--red);display:inline-block;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.8)}}
.hero h1{font-size:clamp(1.9rem,4.4vw,3.1rem);letter-spacing:-.5px;margin-bottom:20px}
.hero h1 em{font-style:normal;color:var(--red);position:relative}
.hero-lead{font-size:clamp(1rem,1.6vw,1.12rem);color:var(--ink-2);max-width:560px;margin-bottom:16px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px}
.hero-tags span{
  padding:6px 14px;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:.84rem;font-weight:600;color:var(--ink-2);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.hero-note{font-size:.86rem;color:var(--ink-3)}
.hero-panel{
  background:#fff;border:1px solid #f6dbd8;border-radius:22px;padding:26px;
  box-shadow:0 22px 60px rgba(163,22,15,.12);
  animation:floatIn .9s ease both;
}
@keyframes floatIn{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:translateY(0)}}
.hero-panel h3{font-size:1rem;margin-bottom:16px;display:flex;align-items:center;justify-content:space-between}
.hero-panel h3 small{font-size:.76rem;font-weight:600;color:var(--red);background:var(--red-soft);padding:3px 10px;border-radius:999px}
.hero-list{display:flex;flex-direction:column;gap:12px}
.hero-list li{
  display:flex;align-items:flex-start;gap:10px;padding:11px 13px;border-radius:12px;
  background:var(--red-light);border:1px solid #fbe4e1;font-size:.9rem;color:var(--ink-2);
  transition:transform .25s,box-shadow .25s;
}
.hero-list li:hover{transform:translateX(4px);box-shadow:0 6px 18px rgba(217,37,28,.1)}
.hero-list b{color:var(--red-deep);flex-shrink:0}
.hero-dot{width:8px;height:8px;border-radius:50%;background:var(--red);margin-top:8px;flex-shrink:0}

/* section base */
.section{padding:70px 0}
.section-head{max-width:760px;margin:0 auto 42px;text-align:center}
.section-head.left{margin-left:0;text-align:left}
.kicker{
  display:inline-block;font-size:.8rem;font-weight:800;letter-spacing:2px;
  color:var(--red);text-transform:uppercase;margin-bottom:10px;
}
.section-head h2{margin-bottom:12px}
.section-head p{color:var(--ink-3);font-size:.98rem}

/* stats */
.stats-band{
  background:linear-gradient(135deg,#c11a12,#8f110b);
  border-radius:20px;padding:34px 28px;color:#fff;
  display:grid;grid-template-columns:repeat(4,1fr);gap:22px;text-align:center;
  box-shadow:0 18px 46px rgba(163,22,15,.26);
}
.stats-band .stat b{display:block;font-size:clamp(1.4rem,3vw,2rem);font-weight:800;color:#fff;letter-spacing:-.5px}
.stats-band .stat span{font-size:.86rem;color:rgba(255,255,255,.82)}
.stats-band .stat{padding:4px 0}

/* capability cards */
.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cap-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;
  box-shadow:var(--shadow);transition:transform .28s,box-shadow .28s,border-color .28s;
}
.cap-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:#f0bdb7}
.cap-icon{
  width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#fde3e0,#fbd0cb);color:var(--red-deep);font-weight:800;font-size:1.02rem;
  margin-bottom:16px;
}
.cap-card h3{margin-bottom:8px}
.cap-card p{font-size:.9rem;color:var(--ink-3)}

/* platform intro */
.intro-wrap{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:start}
.intro-text h2{margin-bottom:16px}
.intro-text p{margin-bottom:14px;font-size:.98rem}
.intro-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:22px}
.intro-list li{
  background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 14px;
  font-size:.88rem;font-weight:600;color:var(--ink-2);display:flex;align-items:center;gap:8px;
  transition:border-color .25s,transform .25s;
}
.intro-list li:hover{border-color:#f0bdb7;transform:translateY(-3px)}
.intro-list li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--red);flex-shrink:0}
.intro-media{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.media-box{
  border-radius:14px;overflow:hidden;border:1px solid var(--line);background:#fff;
  box-shadow:var(--shadow);transition:transform .28s,box-shadow .28s;
}
.media-box:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.media-box img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.media-box.tall img{aspect-ratio:3/4}
.media-caption{padding:10px 14px;font-size:.84rem;font-weight:600;color:var(--ink-2);border-top:1px solid var(--line)}

/* scenes */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.scene-card{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px 20px;
  transition:transform .26s,box-shadow .26s,border-color .26s;position:relative;overflow:hidden;
}
.scene-card::after{
  content:"";position:absolute;top:0;left:0;width:4px;height:100%;
  background:linear-gradient(180deg,#e8392d,#a3160f);transform:scaleY(0);transform-origin:top;transition:transform .3s;
}
.scene-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);border-color:#f0bdb7}
.scene-card:hover::after{transform:scaleY(1)}
.scene-card h3{font-size:1rem;margin-bottom:7px;color:var(--red-deep)}
.scene-card p{font-size:.86rem;color:var(--ink-3)}

/* models */
.model-cloud{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:8px}
.model-cloud span{
  padding:8px 16px;border-radius:10px;background:#fff;border:1px solid var(--line);
  font-size:.86rem;font-weight:600;color:var(--ink-2);transition:all .24s;
}
.model-cloud span:hover{background:var(--red);color:#fff;border-color:var(--red);transform:translateY(-3px);box-shadow:0 8px 20px rgba(217,37,28,.24)}

/* table */
.table-wrap{overflow-x:auto;border-radius:16px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow)}
table{width:100%;border-collapse:collapse;min-width:680px}
thead th{
  background:linear-gradient(135deg,#c11a12,#8f110b);color:#fff;font-size:.9rem;font-weight:700;
  padding:15px 16px;text-align:left;white-space:nowrap;
}
tbody td{padding:14px 16px;font-size:.9rem;color:var(--ink-2);border-top:1px solid var(--line);vertical-align:top}
tbody tr:nth-child(even){background:#fffaf9}
tbody tr:hover{background:var(--red-light)}
td .star{color:#e8392d;letter-spacing:2px;font-weight:800}

.rating-card{
  margin-top:24px;display:grid;grid-template-columns:auto 1fr;gap:26px;align-items:center;
  background:linear-gradient(135deg,#fff2f0,#fffaf9);border:1px solid #f3cdc9;border-radius:18px;padding:28px;
}
.rating-score{text-align:center;padding-right:26px;border-right:1px solid #f3cdc9}
.rating-score b{font-size:2.6rem;font-weight:800;color:var(--red);line-height:1;letter-spacing:-1px}
.rating-score b small{font-size:1rem;color:var(--ink-3);font-weight:600}
.rating-score .stars{color:#e8392d;font-size:1.1rem;letter-spacing:3px;margin:8px 0 4px}
.rating-score span{font-size:.82rem;color:var(--ink-3)}
.rating-card h3{margin-bottom:8px;font-size:1.1rem}
.rating-card p{font-size:.9rem;color:var(--ink-3)}

/* process */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.process-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px 20px;position:relative;
  transition:transform .28s,box-shadow .28s;
}
.process-item:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.process-num{
  width:38px;height:38px;border-radius:11px;background:linear-gradient(135deg,#e8392d,#a3160f);
  color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:.96rem;margin-bottom:14px;
}
.process-item h3{font-size:.98rem;margin-bottom:6px}
.process-item p{font-size:.85rem;color:var(--ink-3)}

/* network timeline */
.timeline{position:relative;margin-top:10px;padding-left:28px}
.timeline::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,#e8392d,#f7cfcb)}
.timeline li{position:relative;padding:0 0 24px 18px}
.timeline li:last-child{padding-bottom:0}
.timeline li::before{
  content:"";position:absolute;left:-27px;top:6px;width:14px;height:14px;border-radius:50%;
  background:#fff;border:3px solid var(--red);box-shadow:0 0 0 4px rgba(232,57,45,.12);
}
.timeline h3{font-size:.96rem;margin-bottom:4px}
.timeline p{font-size:.86rem;color:var(--ink-3)}

/* cases */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.case-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;
  box-shadow:var(--shadow);transition:transform .28s,box-shadow .28s;
}
.case-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.case-media{overflow:hidden;background:#fdf1ef}
.case-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s}
.case-card:hover .case-media img{transform:scale(1.05)}
.case-body{padding:18px 20px}
.case-body h3{font-size:.98rem;margin-bottom:6px}
.case-body p{font-size:.85rem;color:var(--ink-3)}

/* comments */
.comment-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.comment-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;
  box-shadow:var(--shadow);transition:transform .26s,box-shadow .26s;
  display:flex;flex-direction:column;
}
.comment-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.comment-stars{color:#e8392d;letter-spacing:2px;font-size:.9rem;margin-bottom:10px}
.comment-text{font-size:.9rem;color:var(--ink-2);flex:1;margin-bottom:16px}
.comment-user{display:flex;align-items:center;gap:10px;border-top:1px solid var(--line);padding-top:14px}
.avatar{
  width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,#fde3e0,#fbd0cb);
  color:var(--red-deep);font-weight:800;display:flex;align-items:center;justify-content:center;font-size:.9rem;flex-shrink:0;
}
.comment-user b{display:block;font-size:.88rem;color:var(--ink)}
.comment-user span{font-size:.78rem;color:var(--ink-3)}

/* token price */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.price-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;
  transition:transform .26s,box-shadow .26s,border-color .26s;
}
.price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:#f0bdb7}
.price-card .price-label{font-size:.84rem;color:var(--ink-3);margin-bottom:6px}
.price-card .price-main{font-size:1.5rem;font-weight:800;color:var(--red);margin-bottom:4px;letter-spacing:-.5px}
.price-card .price-main small{font-size:.8rem;color:var(--ink-3);font-weight:600}
.price-card ul{margin-top:14px;display:flex;flex-direction:column;gap:8px}
.price-card ul li{font-size:.85rem;color:var(--ink-2);display:flex;gap:8px}
.price-card ul li::before{content:"·";color:var(--red);font-weight:800}

/* form */
.form-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:32px;align-items:start}
.contact-info{background:linear-gradient(150deg,#c11a12,#8f110b);border-radius:20px;padding:32px;color:#fff}
.contact-info h2{color:#fff;margin-bottom:12px;font-size:1.4rem}
.contact-info p{color:rgba(255,255,255,.86);font-size:.92rem;margin-bottom:20px}
.contact-list{display:flex;flex-direction:column;gap:14px}
.contact-list li{display:flex;gap:12px;align-items:flex-start;font-size:.9rem;color:rgba(255,255,255,.92)}
.contact-list b{color:#fff;display:block;font-size:.86rem;margin-bottom:2px}
.contact-list em{font-style:normal;color:rgba(255,255,255,.78);font-size:.84rem;display:block}
.qr-box{
  margin-top:22px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);
  border-radius:14px;padding:14px;display:flex;align-items:center;gap:14px;
}
.qr-box img{width:76px;height:76px;object-fit:cover;border-radius:10px;background:#fff}
.qr-box span{font-size:.84rem;color:rgba(255,255,255,.9)}
.qr-box span b{display:block;color:#fff;font-size:.9rem;margin-bottom:3px}

.form-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:32px;box-shadow:var(--shadow)}
.form-card h2{font-size:1.3rem;margin-bottom:8px}
.form-card>p{font-size:.9rem;color:var(--ink-3);margin-bottom:22px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:.86rem;font-weight:700;color:var(--ink-2);margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:11px;border:1px solid #ecd7d4;background:#fffaf9;
  font-size:.92rem;color:var(--ink);font-family:inherit;transition:border-color .22s,box-shadow .22s,background .22s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--red);background:#fff;box-shadow:0 0 0 3px rgba(217,37,28,.1);
}
.field textarea{min-height:110px;resize:vertical}
.form-msg{font-size:.84rem;color:var(--red-deep);margin-top:12px;display:none}
.form-msg.show{display:block}

/* faq */
.faq-list{max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:border-color .24s,box-shadow .24s}
.faq-item:hover{border-color:#f0bdb7;box-shadow:0 8px 24px rgba(163,22,15,.07)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:none;border:0;cursor:pointer;text-align:left;
  font-size:.96rem;font-weight:700;color:var(--ink);font-family:inherit;
}
.faq-q .icon{width:22px;height:22px;border-radius:50%;background:var(--red-soft);color:var(--red-deep);display:flex;align-items:center;justify-content:center;font-size:1rem;flex-shrink:0;transition:transform .3s,background .3s}
.faq-item.open .faq-q .icon{transform:rotate(45deg);background:var(--red);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 22px 20px;font-size:.9rem;color:var(--ink-3)}

/* articles */
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.article-card{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;
  display:flex;flex-direction:column;gap:10px;transition:transform .26s,box-shadow .26s;
}
.article-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.article-tag{font-size:.75rem;font-weight:700;color:var(--red-deep);background:var(--red-soft);padding:3px 10px;border-radius:999px;align-self:flex-start}
.article-card h3{font-size:.98rem}
.article-card p{font-size:.85rem;color:var(--ink-3);flex:1}
.article-card .link{font-size:.86rem;font-weight:700;color:var(--red)}

/* friend links */
.friend-links{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.friend-links a{
  padding:7px 15px;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:.84rem;color:var(--ink-2);transition:all .22s;
}
.friend-links a:hover{background:var(--red);color:#fff;border-color:var(--red)}

/* footer */
.site-footer{
  background:#2a1b19;color:#f3e4e1;padding:52px 0 0;margin-top:20px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:32px;padding-bottom:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand img{width:34px;border-radius:6px}
.footer-brand b{font-size:1.02rem;color:#fff;font-weight:800}
.site-footer p{color:#c9b3af;font-size:.86rem;line-height:1.75}
.footer-col h3{color:#fff;font-size:.94rem;margin-bottom:14px}
.footer-col ul{display:flex;flex-direction:column;gap:9px}
.footer-col ul li a{font-size:.85rem;color:#c9b3af;transition:color .2s}
.footer-col ul li a:hover{color:#ff8a80}
.footer-contact li{font-size:.85rem;color:#c9b3af;margin-bottom:6px}
.footer-contact li b{color:#e8cfcb;font-weight:600}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:18px 0 22px;
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;
  font-size:.82rem;color:#b39a96;
}
.footer-bottom a{color:#e8cfcb}
.footer-bottom a:hover{color:#fff}

/* floating */
.float-back{
  position:fixed;right:20px;bottom:88px;width:44px;height:44px;border-radius:12px;
  background:#fff;border:1px solid var(--line);box-shadow:0 8px 24px rgba(163,22,15,.16);
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  color:var(--red-deep);font-weight:800;font-size:1rem;opacity:0;visibility:hidden;transition:.3s;z-index:90;
}
.float-back.show{opacity:1;visibility:visible}
.float-back:hover{background:var(--red);color:#fff;border-color:var(--red);transform:translateY(-3px)}
.float-service{
  position:fixed;right:20px;bottom:24px;width:52px;height:52px;border-radius:16px;
  background:linear-gradient(135deg,#e8392d,#a3160f);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:.72rem;font-weight:800;line-height:1.15;
  text-align:center;box-shadow:0 10px 28px rgba(201,26,18,.36);cursor:pointer;z-index:90;
  transition:transform .26s,box-shadow .26s;
}
.float-service:hover{transform:translateY(-4px) scale(1.04);box-shadow:0 16px 36px rgba(201,26,18,.46)}
.float-panel{
  position:fixed;right:82px;bottom:24px;width:230px;background:#fff;border:1px solid var(--line);
  border-radius:16px;padding:18px;box-shadow:0 18px 46px rgba(163,22,15,.2);z-index:91;
  opacity:0;visibility:hidden;transform:translateY(10px);transition:.28s;
}
.float-panel.show{opacity:1;visibility:visible;transform:translateY(0)}
.float-panel h3{font-size:.92rem;margin-bottom:10px;color:var(--red-deep)}
.float-panel p{font-size:.82rem;color:var(--ink-3);margin-bottom:8px;line-height:1.6}
.float-panel img{width:110px;margin:6px auto 0;border-radius:10px;border:1px solid var(--line)}

/* reveal */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* responsive */
@media(max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .cap-grid,.scene-grid,.case-grid,.comment-grid,.price-grid,.article-grid{grid-template-columns:repeat(2,1fr)}
  .intro-wrap{grid-template-columns:1fr}
  .process{grid-template-columns:repeat(2,1fr)}
  .stats-band{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .form-wrap{grid-template-columns:1fr}
  .rating-card{grid-template-columns:1fr;gap:18px}
  .rating-score{border-right:0;border-bottom:1px solid #f3cdc9;padding:0 0 16px}
}
@media(max-width:768px){
  .menu-toggle{display:flex}
  .nav-links{
    position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;
    background:#fff;border-bottom:1px solid var(--line);padding:10px 20px 18px;gap:0;
    box-shadow:0 18px 30px rgba(163,22,15,.1);display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:11px 8px;border-bottom:1px solid #fbf0ee;border-radius:0}
  .nav-links a:last-child{border-bottom:0}
  .nav-cta .btn-ghost{display:none}
  .hero{padding:56px 0 62px}
  .section{padding:52px 0}
  .cap-grid,.scene-grid,.case-grid,.comment-grid,.price-grid,.article-grid,.intro-media{grid-template-columns:1fr}
  .process{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .form-card,.contact-info{padding:24px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .hero-actions .btn{width:100%}
  .float-panel{right:20px;bottom:86px;width:calc(100vw - 40px);max-width:280px}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}