:root{
  --orange:#FF6A11;
  --orange-deep:#D94200;
  --amber:#FFA63D;
  --ink:#1C1310;
  --ink2:#49372E;
  --muted:#7D6A5E;
  --cream:#FFF8F1;
  --line:rgba(214,120,60,.18);
  --shadow:0 12px 32px rgba(176,92,32,.10);
  --radius:18px;
  --maxw:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:88px}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--ink);
  background:#FFF8F1;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  pointer-events:none;
  background:
    radial-gradient(900px 520px at 84% -6%, rgba(255,106,17,.18), transparent 62%),
    radial-gradient(760px 460px at 2% 8%, rgba(255,166,61,.16), transparent 60%),
    linear-gradient(180deg,#FFF8F1 0%,#FFF2E6 48%,#FFF8F1 100%);
}
a{color:inherit}
img{max-width:100%}
ul{list-style:none}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}
.section{padding:74px 0;position:relative}
.section-tint{background:linear-gradient(180deg,rgba(255,236,220,.55),rgba(255,247,239,.15))}
.sec-head{max-width:780px;margin-bottom:34px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.08em;
  color:var(--orange-deep);background:rgba(255,106,17,.10);
  border:1px solid rgba(255,106,17,.22);
  padding:5px 13px;border-radius:999px;margin-bottom:14px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--orange);display:block}
.sec-head h2{font-size:clamp(23px,3vw,32px);line-height:1.35;letter-spacing:-.4px}
.sec-head p{margin-top:12px;color:var(--muted);font-size:15.5px;max-width:700px}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:12px;font-size:15px;font-weight:700;
  text-decoration:none;border:1px solid transparent;cursor:pointer;
  font-family:inherit;line-height:1.4;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
}
.btn-primary{background:linear-gradient(135deg,#F2600B,#C93F00);color:#fff;box-shadow:0 10px 24px rgba(213,72,10,.30)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(213,72,10,.40)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(213,72,10,.32)}
.btn-ghost{background:#fff;color:var(--ink);border-color:rgba(214,120,60,.32);box-shadow:0 6px 18px rgba(176,92,32,.08)}
.btn-ghost:hover{border-color:rgba(255,106,17,.55);color:var(--orange-deep);transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:13.5px;border-radius:10px}

/* header */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,248,241,.94);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(214,120,60,.16);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px;position:relative}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex:none}
.ai-page-logo{max-height:36px;width:auto;display:block}
.brand-name{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:.5px;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:nowrap}
.nav-links a{
  display:block;padding:8px 11px;font-size:13.8px;font-weight:500;
  color:var(--ink2);text-decoration:none;border-radius:8px;white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-links a:hover{color:var(--orange-deep);background:rgba(255,106,17,.09)}
.header-actions{display:flex;align-items:center;gap:10px;flex:none}
.nav-toggle{
  display:none;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  width:42px;height:38px;border-radius:10px;border:1px solid rgba(214,120,60,.32);
  background:#fff;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .3s ease,opacity .3s ease}
.nav-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.active span:nth-child(2){opacity:0}
.nav-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* hero */
.hero{padding:62px 0 58px;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;width:460px;height:460px;right:-140px;top:-160px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,106,17,.24),rgba(255,166,61,0) 70%);
  pointer-events:none;
}
.hero::after{
  content:"";position:absolute;width:340px;height:340px;left:-160px;bottom:-180px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,166,61,.22),rgba(255,166,61,0) 70%);
  pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:46px;align-items:center;position:relative;z-index:1}
.hero h1{font-size:clamp(30px,4.5vw,48px);line-height:1.2;letter-spacing:-1px;margin-bottom:18px}
.hero h1 em{font-style:normal;color:var(--orange-deep);position:relative;white-space:nowrap}
.hero-sub{font-size:16px;color:var(--ink2);max-width:560px}
.hero-sub strong{color:var(--orange-deep)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-notes{display:flex;flex-wrap:wrap;gap:10px 18px;margin-top:22px;font-size:13.5px;color:var(--muted)}
.hero-notes span{display:inline-flex;align-items:center;gap:7px}
.hero-notes span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--amber);display:block}
.hero-panel{
  background:linear-gradient(160deg,#FFFFFF,#FFF4E9);
  border:1px solid var(--line);
  border-radius:22px;padding:26px;
  box-shadow:0 22px 50px rgba(176,92,32,.16);
}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.panel-head p{font-size:15px;font-weight:800;color:var(--ink)}
.panel-head span{font-size:12px;color:var(--orange-deep);background:rgba(255,106,17,.12);padding:3px 10px;border-radius:999px;font-weight:700}
.tile-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.tile{background:#FFF8F1;border:1px solid rgba(255,106,17,.16);border-radius:14px;padding:14px;transition:transform .3s ease,box-shadow .3s ease,background .3s ease}
.tile:hover{transform:translateY(-3px);box-shadow:0 10px 22px rgba(176,92,32,.13);background:#fff}
.tile strong{display:block;font-size:20px;color:var(--orange-deep);line-height:1.3}
.tile span{font-size:12.5px;color:var(--muted)}
.chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px}
.chips span{font-size:12px;padding:4px 10px;border-radius:999px;background:#fff;border:1px solid rgba(214,120,60,.22);color:var(--ink2)}
.panel-foot{margin-top:14px;font-size:12.5px;color:var(--muted)}

/* cards & grids */
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:0 18px 42px rgba(176,92,32,.16);border-color:rgba(255,106,17,.38)}
.card h3{font-size:17px;margin-bottom:10px;letter-spacing:-.2px}
.card p{font-size:14.5px;color:var(--muted)}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card-tag{display:inline-block;font-size:12px;font-weight:700;color:var(--orange-deep);background:rgba(255,106,17,.10);padding:3px 10px;border-radius:999px;margin-bottom:12px}

/* about */
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:start}
.about-text p{font-size:15.5px;color:var(--ink2);margin-bottom:14px}
.about-text p:last-child{margin-bottom:0}
.mini-list{display:grid;gap:10px}
.mini-item{
  display:flex;gap:12px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:13px 16px;box-shadow:0 8px 20px rgba(176,92,32,.07);
  transition:transform .3s ease,border-color .3s ease;
}
.mini-item:hover{transform:translateX(4px);border-color:rgba(255,106,17,.4)}
.mini-item b{display:block;font-size:14px;color:var(--ink)}
.mini-item small{display:block;font-size:13px;color:var(--muted);line-height:1.6}
.dot{flex:none;width:22px;height:22px;border-radius:8px;background:linear-gradient(135deg,#FF8B3D,#E14A00);margin-top:2px}
.stats{margin-top:34px;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat{
  background:linear-gradient(160deg,#fff,#FFF6EC);
  border:1px solid var(--line);border-radius:16px;padding:20px;
  box-shadow:var(--shadow);transition:transform .3s ease,box-shadow .3s ease;
}
.stat:hover{transform:translateY(-4px);box-shadow:0 16px 36px rgba(176,92,32,.16)}
.stat b{display:block;font-size:24px;color:var(--orange-deep);line-height:1.3}
.stat span{font-size:13px;color:var(--muted)}

/* tag cloud */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px}
.tag{
  padding:8px 15px;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:13.5px;color:var(--ink2);
  transition:background .25s ease,color .25s ease,border-color .25s ease,transform .25s ease;
}
.tag:hover{background:rgba(255,106,17,.10);border-color:rgba(255,106,17,.45);color:var(--orange-deep);transform:translateY(-2px)}

/* gallery */
.gallery{display:grid;grid-template-columns:1.15fr 1.15fr .85fr;gap:16px;margin-top:28px}
.gallery figure{margin:0;background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px;box-shadow:var(--shadow);transition:transform .3s ease,box-shadow .3s ease}
.gallery figure:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(176,92,32,.16)}
.shot{aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;background:linear-gradient(160deg,#FFF3E8,#FFE7D2);border-radius:12px;overflow:hidden}
.shot img{width:100%;height:100%;object-fit:contain;display:block}
.gallery figcaption{font-size:13px;color:var(--muted);margin-top:10px}

/* steps */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;position:relative}
.step{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px 18px;
  box-shadow:var(--shadow);transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:0 18px 38px rgba(176,92,32,.16);border-color:rgba(255,106,17,.4)}
.step .num{
  width:38px;height:38px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#FF8B3D,#DA4600);color:#fff;font-weight:800;font-size:15px;margin-bottom:14px;
}
.step h3{font-size:15.5px;margin-bottom:8px}
.step p{font-size:13.5px;color:var(--muted)}

/* cases */
.case-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.case{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow);transition:transform .3s ease,box-shadow .3s ease}
.case:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(176,92,32,.16)}
.case .shot{border-radius:0;aspect-ratio:16/11}
.case .case-body{padding:16px 18px 20px}
.case h3{font-size:15.5px;margin-bottom:6px}
.case p{font-size:13.5px;color:var(--muted)}

/* review score */
.score-wrap{display:grid;grid-template-columns:.75fr 1.25fr;gap:22px;align-items:stretch;margin-bottom:26px}
.score-card{
  background:linear-gradient(150deg,#FF8B3D,#DA4600);
  color:#fff;border-radius:20px;padding:28px;box-shadow:0 18px 40px rgba(200,64,0,.30);
  display:flex;flex-direction:column;justify-content:center;gap:8px;
}
.score-card .stars{font-size:20px;letter-spacing:4px;color:#FFF0C9}
.score-card b{font-size:46px;line-height:1.1;font-weight:800}
.score-card b small{font-size:16px;font-weight:600;opacity:.9}
.score-card p{font-size:14px;color:#FFF3E6}
.score-note{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px;
  box-shadow:var(--shadow);display:flex;flex-direction:column;justify-content:center;gap:12px;
}
.score-note h3{font-size:18px}
.score-note p{font-size:14.5px;color:var(--muted)}
.score-note ul{display:grid;gap:8px}
.score-note li{font-size:14px;color:var(--ink2);padding-left:18px;position:relative}
.score-note li::before{content:"";position:absolute;left:0;top:10px;width:7px;height:7px;border-radius:2px;background:var(--amber)}

/* 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:760px;font-size:14.5px}
th,td{padding:14px 18px;text-align:left;border-bottom:1px solid rgba(214,120,60,.14);vertical-align:top}
thead th{background:linear-gradient(180deg,#FFF2E4,#FFE9D5);color:#7A3B10;font-weight:700;font-size:14px;white-space:nowrap}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover{background:rgba(255,240,226,.5)}
td:first-child{font-weight:700;color:var(--ink);white-space:nowrap}
.hl{color:var(--orange-deep);font-weight:700}
.muted-cell{color:var(--muted)}

/* reviews */
.review-card{display:flex;flex-direction:column;gap:12px}
.stars{color:#E97800;letter-spacing:3px;font-size:14px}
.review-card p{font-size:14.5px;color:var(--ink2);line-height:1.75}
.reviewer{display:flex;align-items:center;gap:10px;margin-top:auto;padding-top:6px}
.avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,#FFD9B8,#FFB375);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;color:#8A3B08;flex:none}
.reviewer b{display:block;font-size:14px;line-height:1.4}
.reviewer small{display:block;font-size:12.5px;color:var(--muted);line-height:1.4}

/* token */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.price-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:10px;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease}
.price-card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(176,92,32,.16);border-color:rgba(255,106,17,.4)}
.price-card h3{font-size:17px}
.price-card p{font-size:14px;color:var(--muted)}
.price-card ul{display:grid;gap:8px;margin-top:4px}
.price-card li{font-size:13.5px;color:var(--ink2);padding-left:16px;position:relative}
.price-card li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--orange)}
.price-note{margin-top:20px;font-size:13.5px;color:var(--muted);background:rgba(255,236,220,.65);border:1px solid var(--line);border-radius:12px;padding:14px 18px}

/* help */
.help-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.help-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:10px;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease}
.help-card:hover{transform:translateY(-4px);box-shadow:0 18px 38px rgba(176,92,32,.16);border-color:rgba(255,106,17,.4)}
.help-card h3{font-size:16px}
.help-card p{font-size:13.5px;color:var(--muted)}
.help-card a{font-size:13.5px;font-weight:700;color:var(--orange-deep);text-decoration:none;margin-top:auto}
.help-card a:hover{text-decoration:underline}

/* faq */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:box-shadow .3s ease,border-color .3s ease}
.faq-item.open{border-color:rgba(255,106,17,.45);box-shadow:0 14px 32px rgba(176,92,32,.14)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:17px 20px;background:none;border:none;cursor:pointer;text-align:left;
  font-family:inherit;font-size:15.5px;font-weight:600;color:var(--ink);
}
.faq-q .icon{
  flex:none;width:24px;height:24px;border-radius:50%;
  background:rgba(255,106,17,.12);color:var(--orange-deep);
  display:flex;align-items:center;justify-content:center;font-size:16px;line-height:1;
  transition:transform .3s ease,background .3s ease,color .3s ease;
  font-weight:700;
}
.faq-item.open .faq-q .icon{transform:rotate(45deg);background:var(--orange);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 20px 18px;font-size:14.5px;color:var(--muted)}

/* wiki */
.wiki-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.wiki-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:var(--shadow);transition:transform .3s ease,box-shadow .3s ease}
.wiki-card:hover{transform:translateY(-4px);box-shadow:0 18px 38px rgba(176,92,32,.16)}
.wiki-card h3{font-size:16px;margin-bottom:8px;color:var(--orange-deep)}
.wiki-card p{font-size:13.8px;color:var(--muted)}

/* news */
.news-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.news-item{
  display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;
  text-decoration:none;box-shadow:0 8px 22px rgba(176,92,32,.07);
  transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.news-item:hover{transform:translateY(-3px);border-color:rgba(255,106,17,.42);box-shadow:0 16px 34px rgba(176,92,32,.14)}
.news-item b{display:block;font-size:15px;color:var(--ink);font-weight:700}
.news-item small{display:block;font-size:13px;color:var(--muted);margin-top:4px}
.arrow{flex:none;width:28px;height:28px;border-radius:50%;background:rgba(255,106,17,.10);color:var(--orange-deep);display:flex;align-items:center;justify-content:center;font-size:15px;transition:background .3s ease,color .3s ease}
.news-item:hover .arrow{background:var(--orange);color:#fff}

/* partner */
.partner-box{
  background:linear-gradient(150deg,#FFF3E6,#FFE7D2);
  border:1px solid rgba(255,106,17,.28);border-radius:22px;padding:34px;
  display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:center;
  box-shadow:0 18px 44px rgba(176,92,32,.14);
}
.partner-box h2{font-size:clamp(22px,2.8vw,29px);margin-bottom:12px;line-height:1.35}
.partner-box p{font-size:14.8px;color:var(--ink2)}
.partner-list{display:grid;gap:10px}
.partner-list li{
  background:rgba(255,255,255,.78);border:1px solid rgba(255,106,17,.22);
  border-radius:12px;padding:12px 16px;font-size:13.8px;color:var(--ink2);
}
.partner-list b{color:var(--orange-deep)}

/* contact */
.contact-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:24px;align-items:start}
.form-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:var(--shadow)}
.form-card h3{font-size:18px;margin-bottom:6px}
.form-card .form-tip{font-size:13.5px;color:var(--muted);margin-bottom:20px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-size:13.5px;font-weight:600;color:var(--ink2)}
.field input,.field select,.field textarea{
  font-family:inherit;font-size:14.5px;color:var(--ink);
  background:#FFFBF6;border:1px solid rgba(214,120,60,.28);border-radius:10px;
  padding:11px 14px;width:100%;transition:border-color .25s ease,box-shadow .25s ease,background .25s ease;
}
.field textarea{resize:vertical;min-height:112px}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--orange);background:#fff;
  box-shadow:0 0 0 3px rgba(255,106,17,.14);
}
.form-actions{grid-column:1/-1;display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:4px}
.form-actions small{font-size:12.5px;color:var(--muted)}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px;box-shadow:var(--shadow)}
.contact-card h3{font-size:17px;margin-bottom:16px}
.contact-line{display:flex;justify-content:space-between;gap:14px;padding:11px 0;border-bottom:1px dashed rgba(214,120,60,.25);font-size:14px}
.contact-line:last-of-type{border-bottom:none}
.contact-line span{color:var(--muted)}
.contact-line b{color:var(--ink);font-weight:700;text-align:right;word-break:break-all}
.qr-box{margin-top:18px;text-align:center}
.qr-box img{width:150px;height:150px;object-fit:contain;border-radius:12px;background:#fff;border:1px solid var(--line);padding:6px;display:inline-block}
.qr-box p{font-size:13px;color:var(--muted);margin-top:8px}

/* footer */
.site-footer{
  background:linear-gradient(180deg,rgba(255,240,228,.75),#FFEEDD);
  border-top:1px solid rgba(214,120,60,.22);
  padding:46px 0 24px;margin-top:0;
}
.footer-top{display:grid;grid-template-columns:1fr 1.35fr;gap:34px;align-items:start}
.footer-name{font-size:18px;font-weight:800;color:var(--ink);margin-bottom:10px}
.footer-desc{font-size:13.8px;color:#6B574B;max-width:360px}
.footer-contact{font-size:13.5px;color:#6B574B;margin-top:12px}
.footer-title{font-size:14px;font-weight:800;color:var(--ink);margin-bottom:12px}
.footer-link-grid{display:flex;flex-wrap:wrap;gap:8px 16px}
.footer-link-grid a{font-size:13.2px;color:#6B574B;text-decoration:none;transition:color .2s ease}
.footer-link-grid a:hover{color:var(--orange-deep);text-decoration:underline}
.footer-bottom{
  margin-top:28px;padding-top:18px;border-top:1px solid rgba(214,120,60,.22);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
}
.footer-bottom p{font-size:12.8px;color:#6B574B}
.footer-bottom a{color:#B93B00;text-decoration:none;font-weight:600}
.footer-bottom a:hover{text-decoration:underline}

/* float */
.float-service{position:fixed;right:18px;bottom:22px;z-index:90;display:flex;flex-direction:column;align-items:flex-end;gap:10px}
.fs-panel{
  display:none;width:236px;background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:16px 18px;box-shadow:0 18px 40px rgba(176,92,32,.22);font-size:13.4px;color:var(--ink2);
}
.fs-panel.open{display:block;animation:fadeUp .3s ease both}
.fs-panel b{display:block;font-size:14.5px;color:var(--ink);margin-bottom:8px}
.fs-panel p{padding:4px 0;border-bottom:1px dashed rgba(214,120,60,.22)}
.fs-panel p:last-child{border-bottom:none}
.fs-panel span{color:var(--orange-deep);font-weight:700}
.fs-btn{
  width:54px;height:54px;border-radius:50% ;border:none;cursor:pointer;
  background:linear-gradient(135deg,#F2600B,#C93F00);color:#fff;
  font-size:12.5px;font-weight:700;font-family:inherit;line-height:1.2;
  box-shadow:0 12px 26px rgba(203,66,0,.36);
  display:flex;align-items:center;justify-content:center;
  transition:transform .25s ease,box-shadow .25s ease;
}
.fs-btn:hover{transform:translateY(-3px) scale(1.05);box-shadow:0 18px 34px rgba(203,66,0,.44)}
.to-top{
  width:44px;height:44px;border-radius:50%;border:1px solid rgba(214,120,60,.34);
  background:#fff;color:var(--orange-deep);cursor:pointer;font-size:16px;font-family:inherit;
  box-shadow:0 8px 20px rgba(176,92,32,.16);
  display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .3s ease,transform .3s ease,visibility .3s ease;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:rgba(255,106,17,.10)}

@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}
.hero-anim{animation:fadeUp .7s ease both}
.d1{animation-delay:.05s}
.d2{animation-delay:.15s}
.d3{animation-delay:.25s}
.d4{animation-delay:.35s}
.reveal-init{opacity:0;transform:translateY(18px);transition:opacity .65s ease,transform .65s ease}
.reveal-in{opacity:1;transform:none}

@media (prefers-reduced-motion: reduce){
  .hero-anim,.reveal-init{animation:none!important;opacity:1!important;transform:none!important;transition:none!important}
  html{scroll-behavior:auto}
}

@media (max-width:1199px){
  .nav-toggle{display:flex}
  .nav-links{
    position:absolute;top:calc(100% + 1px);left:-20px;right:-20px;
    display:none;flex-direction:column;align-items:stretch;gap:0;
    background:#FFFDFA;border-bottom:1px solid var(--line);
    box-shadow:0 18px 32px rgba(176,92,32,.14);padding:8px 20px 16px;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:11px 6px;font-size:15px;border-bottom:1px solid rgba(214,120,60,.12);border-radius:0}
  .nav-links a:last-child{border-bottom:none}
}
@media (max-width:1024px){
  .case-grid{grid-template-columns:repeat(2,1fr)}
  .help-grid{grid-template-columns:repeat(2,1fr)}
  .wiki-grid{grid-template-columns:repeat(2,1fr)}
  .price-grid{grid-template-columns:1fr}
  .score-wrap{grid-template-columns:1fr}
}
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .about-grid{grid-template-columns:1fr;gap:26px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .grid-2,.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .gallery{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr;gap:24px}
  .partner-box{grid-template-columns:1fr;gap:22px;padding:28px}
  .news-list{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
}
@media (max-width:620px){
  .section{padding:52px 0}
  .hero{padding:44px 0 42px}
  .grid-2,.grid-3,.grid-4,.steps,.gallery,.case-grid,.help-grid,.wiki-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr;gap:12px}
  .stat{padding:16px}
  .stat b{font-size:20px}
  .tile-grid{grid-template-columns:1fr 1fr}
  .hero-panel{padding:20px}
  .form-card,.contact-card{padding:20px}
  .score-card{padding:22px}
  .score-card b{font-size:38px}
  .float-service{right:12px;bottom:16px}
  .fs-btn{width:48px;height:48px;font-size:11.5px}
}
@media (max-width:420px){
  .header-actions .btn-primary{display:none}
  .brand-name{font-size:16px}
  .hero h1{font-size:27px}
}