:root{
  --orange:#ff6a00;
  --orange-deep:#d84300;
  --orange-2:#ff3d00;
  --orange-soft:#ffe9db;
  --amber:#ffb020;
  --ink:#241813;
  --ink-2:#4a3a31;
  --muted:#7a6a60;
  --line:#f2ddcd;
  --bg:#fff7f1;
  --radius:18px;
  --shadow:0 10px 30px rgba(196,86,20,.10);
  --shadow-hover:0 18px 44px rgba(196,86,20,.20);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--ink);
  line-height:1.75;
  font-size:16px;
  overflow-x:hidden;
  background-color:#fff7f1;
  background-image:
    radial-gradient(900px 520px at 8% -8%, rgba(255,106,0,.16), transparent 68%),
    radial-gradient(760px 460px at 96% 6%, rgba(255,176,32,.16), transparent 66%),
    linear-gradient(180deg,#fff9f4 0%,#fff5ee 42%,#fff9f5 100%);
  background-repeat:no-repeat;
}
img{display:block;}
a{color:inherit;}
h1,h2,h3,h4{color:var(--ink);line-height:1.35;}
ul,ol{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 22px;}
section[id]{scroll-margin-top:86px;}

/* ---------- 通用标题 ---------- */
.section{padding:76px 0;}
.section-head{max-width:780px;margin:0 auto 42px;text-align:center;}
.section-head.left{text-align:left;margin-left:0;}
.section-head .kicker{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--orange-deep);background:var(--orange-soft);padding:6px 14px;border-radius:999px;margin-bottom:14px;}
.section-head h2{font-size:clamp(23px,2.9vw,33px);margin:0 0 14px;letter-spacing:-.01em;}
.section-head p{margin:0;color:var(--muted);font-size:15.5px;line-height:1.85;}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:999px;font-weight:700;font-size:15px;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .22s ease,box-shadow .25s ease,background .25s ease,color .25s ease;font-family:inherit;}
.btn-primary{background:linear-gradient(135deg,#ff8a1f,#ff3d00);color:#fff;box-shadow:0 10px 24px rgba(255,90,0,.30);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,90,0,.40);}
.btn-primary:active{transform:translateY(0) scale(.99);}
.btn-ghost{background:#fff;color:var(--ink);border-color:#f0d4c1;box-shadow:0 6px 16px rgba(196,86,20,.08);}
.btn-ghost:hover{transform:translateY(-2px);border-color:#ffb182;color:var(--orange-deep);box-shadow:0 14px 28px rgba(196,86,20,.16);}
.btn-soft{background:#fff4ea;color:var(--orange-deep);border-color:#ffd9c0;}
.btn-soft:hover{background:#ffe9db;transform:translateY(-2px);}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:80;background:rgba(255,250,246,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(10px);}
.nav-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:70px;}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex:0 0 auto;max-width:170px;}
.ai-page-logo{max-height:40px;width:auto;}
.brand-name{font-size:17px;font-weight:800;color:var(--ink);white-space:nowrap;letter-spacing:.02em;}
.nav-links{display:flex;align-items:center;justify-content:flex-end;gap:0;flex:1 1 auto;}
.nav-links a{padding:9px 11px;font-size:14.5px;color:var(--ink-2);text-decoration:none;border-radius:9px;white-space:nowrap;transition:color .2s ease,background .2s ease;}
.nav-links a:hover{color:var(--orange-deep);background:var(--orange-soft);}
.nav-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.nav-actions .btn{padding:9px 18px;font-size:14px;}
.nav-toggle{display:none;align-items:center;justify-content:center;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;cursor:pointer;padding:0;}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;transition:.25s;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:.25s;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.nav-toggle[aria-expanded="true"] span{background:transparent;}
.nav-toggle[aria-expanded="true"] span::before{top:0;transform:rotate(45deg);}
.nav-toggle[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg);}

/* ---------- Hero ---------- */
.hero{padding-top:52px;}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center;padding-bottom:44px;}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--orange-deep);background:rgba(255,233,219,.85);border:1px solid #ffd9c0;padding:7px 15px;border-radius:999px;margin-bottom:20px;}
.hero h1{font-size:clamp(28px,4.2vw,46px);line-height:1.24;margin:0 0 18px;letter-spacing:-.02em;}
.hero h1 .accent{color:var(--orange-deep);}
.hero-lead{margin:0 0 26px;color:var(--ink-2);font-size:16.5px;line-height:1.9;max-width:620px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:24px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;}
.hero-tags li{font-size:13.5px;color:var(--ink-2);background:#fff;border:1px solid var(--line);padding:6px 14px;border-radius:999px;box-shadow:0 4px 12px rgba(196,86,20,.06);}

.hero-panel{position:relative;}
.console-card{position:relative;background:linear-gradient(160deg,#ffffff,#fff3e8);border:1px solid #ffdcc4;border-radius:22px;box-shadow:0 26px 60px rgba(212,96,26,.18);overflow:hidden;}
.console-card::before{content:"";position:absolute;left:-20%;top:-60%;width:140%;height:120%;background:radial-gradient(circle at 30% 25%,rgba(255,106,0,.20),transparent 62%);pointer-events:none;}
.console-bar{position:relative;display:flex;align-items:center;gap:8px;padding:14px 18px;border-bottom:1px solid #ffeada;background:rgba(255,255,255,.7);}
.dot{width:9px;height:9px;border-radius:50%;display:inline-block;}
.dot-1{background:#ff6a00;}
.dot-2{background:#ffb020;}
.dot-3{background:#ffd0ad;}
.console-title{margin-left:8px;font-size:13px;font-weight:700;color:var(--ink-2);letter-spacing:.04em;}
.console-body{position:relative;padding:18px 18px 22px;display:grid;gap:12px;}
.console-row{display:grid;gap:4px;background:#fff;border:1px solid #ffeada;border-radius:14px;padding:12px 14px;box-shadow:0 6px 16px rgba(212,96,26,.06);transition:transform .25s ease,box-shadow .25s ease;}
.console-row:hover{transform:translateY(-3px);box-shadow:0 14px 26px rgba(212,96,26,.14);}
.console-key{font-size:12.5px;font-weight:700;color:var(--orange-deep);letter-spacing:.06em;}
.console-val{font-size:14px;color:var(--ink-2);}
.float-chip{position:absolute;background:#fff;border:1px solid #ffd9c0;color:var(--orange-deep);font-size:13px;font-weight:700;padding:8px 15px;border-radius:999px;box-shadow:0 12px 26px rgba(212,96,26,.18);}
.chip-a{top:-14px;left:-10px;animation:floatY 4.8s ease-in-out infinite;}
.chip-b{bottom:-14px;right:-6px;animation:floatY 5.6s ease-in-out infinite .8s;}
@keyframes floatY{0%,100%{transform:translateY(0);}50%{transform:translateY(-8px);}}

.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:var(--shadow);}
.stat{background:#fff;padding:22px 16px;text-align:center;}
.stat strong{display:block;font-size:clamp(20px,2.4vw,27px);color:var(--orange-deep);letter-spacing:-.02em;margin-bottom:2px;}
.stat span{font-size:13.5px;color:var(--muted);}

/* ---------- 关于我们 ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.feature-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;box-shadow:var(--shadow);transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;}
.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);border-color:#ffc9a6;}
.feature-card h3{margin:0 0 10px;font-size:17px;}
.feature-card p{margin:0;font-size:14.5px;color:var(--muted);line-height:1.8;}

/* ---------- 服务能力 ---------- */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.service-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px 22px;box-shadow:var(--shadow);overflow:hidden;transition:transform .28s ease,box-shadow .28s ease;}
.service-card::after{content:"";position:absolute;left:0;top:0;width:4px;height:100%;background:linear-gradient(180deg,#ff8a1f,#ff3d00);opacity:0;transition:opacity .28s ease;}
.service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);}
.service-card:hover::after{opacity:1;}
.service-tag{display:inline-block;font-size:12px;font-weight:700;color:var(--orange-deep);background:#fff2e8;border-radius:6px;padding:3px 9px;margin-bottom:12px;letter-spacing:.04em;}
.service-card h3{margin:0 0 9px;font-size:17px;}
.service-card p{margin:0;font-size:14.5px;color:var(--muted);line-height:1.8;}

/* ---------- 一站式制作 ---------- */
.make-media-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-bottom:34px;}
.media-frame{display:flex;align-items:center;justify-content:center;aspect-ratio:16/10;background:#fff6ee;border:1px solid var(--line);border-radius:16px;overflow:hidden;padding:10px;box-shadow:var(--shadow);transition:box-shadow .28s ease,transform .28s ease;}
.media-frame:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.media-frame img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;border-radius:10px;}
.steps-row{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.step-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:var(--shadow);transition:transform .28s ease,box-shadow .28s ease;}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.step-num{display:inline-flex;align-items:center;justify-content:center;min-width:30px;height:30px;padding:0 9px;border-radius:9px;background:var(--orange-soft);color:var(--orange-deep);font-size:13px;font-weight:800;margin-bottom:12px;}
.step-card h3{margin:0 0 8px;font-size:16px;}
.step-card p{margin:0;font-size:14px;color:var(--muted);line-height:1.8;}

/* ---------- 行业方案 ---------- */
.solution-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.solution-card{background:#fff;border:1px solid var(--line);border-left:4px solid #ffb182;border-radius:14px;padding:22px;box-shadow:var(--shadow);transition:transform .28s ease,box-shadow .28s ease,border-left-color .28s ease;}
.solution-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-left-color:var(--orange);}
.solution-card h3{margin:0 0 9px;font-size:16.5px;}
.solution-card p{margin:0 0 12px;font-size:14.5px;color:var(--muted);line-height:1.8;}
.solution-card .scene{font-size:13px;color:var(--orange-deep);font-weight:700;}

/* ---------- 服务网络 ---------- */
.network-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.network-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:var(--shadow);transition:transform .28s ease,box-shadow .28s ease;}
.network-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.network-item h3{margin:0 0 8px;font-size:16px;}
.network-item p{margin:0;font-size:14px;color:var(--muted);line-height:1.8;}

/* ---------- 标准流程 ---------- */
.timeline{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:16px;}
.timeline::before{content:"";position:absolute;left:4%;right:4%;top:26px;height:2px;background:linear-gradient(90deg,#ffc9a6,#ff6a00,#ffc9a6);opacity:.55;}
.tl-item{position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;padding:52px 18px 20px;text-align:center;box-shadow:var(--shadow);transition:transform .28s ease,box-shadow .28s ease;}
.tl-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.tl-dot{position:absolute;top:14px;left:50%;transform:translateX(-50%);width:24px;height:24px;border-radius:50%;background:linear-gradient(135deg,#ff8a1f,#ff3d00);color:#fff;font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 14px rgba(255,90,0,.32);}
.tl-item h3{margin:0 0 8px;font-size:15.5px;}
.tl-item p{margin:0;font-size:13.5px;color:var(--muted);line-height:1.75;}

/* ---------- 案例中心 ---------- */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.case-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .28s ease,box-shadow .28s ease;display:flex;flex-direction:column;}
.case-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);}
.case-media{aspect-ratio:4/3;background:#fff6ee;display:flex;align-items:center;justify-content:center;padding:10px;overflow:hidden;}
.case-media img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;border-radius:10px;}
.case-body{padding:20px 22px 24px;}
.case-body .tag-pill{display:inline-block;font-size:12px;font-weight:700;color:var(--orange-deep);background:#fff2e8;padding:3px 10px;border-radius:999px;margin-bottom:10px;}
.case-body h3{margin:0 0 8px;font-size:16.5px;}
.case-body p{margin:0;font-size:14px;color:var(--muted);line-height:1.8;}

/* ---------- 对比评测 ---------- */
.compare-top{display:grid;grid-template-columns:.85fr 1.15fr;gap:26px;align-items:stretch;margin-bottom:34px;}
.score-card{background:linear-gradient(150deg,#ff7a18,#ff3d00);border-radius:22px;padding:32px 28px;color:#fff;box-shadow:0 22px 48px rgba(255,90,0,.32);display:flex;flex-direction:column;justify-content:center;gap:10px;}
.score-card .score-label{font-size:13px;letter-spacing:.14em;font-weight:700;opacity:.92;}
.score-card .score-stars{font-size:22px;letter-spacing:4px;color:#ffe08a;}
.score-card .score-num{font-size:clamp(40px,5vw,58px);font-weight:800;line-height:1;letter-spacing:-.03em;}
.score-card .score-num small{font-size:16px;font-weight:600;opacity:.9;margin-left:6px;}
.score-card .score-desc{margin:0;font-size:14.5px;line-height:1.8;color:#fff4ec;}
.score-note{background:#fff;border:1px solid var(--line);border-radius:22px;padding:28px;box-shadow:var(--shadow);}
.score-note h3{margin:0 0 14px;font-size:18px;}
.score-note ul{display:grid;gap:10px;}
.score-note li{position:relative;padding-left:22px;font-size:14.5px;color:var(--ink-2);line-height:1.8;}
.score-note li::before{content:"";position:absolute;left:0;top:9px;width:10px;height:10px;border-radius:50%;background:linear-gradient(135deg,#ff8a1f,#ff3d00);}

.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:var(--shadow);}
table{width:100%;border-collapse:collapse;min-width:700px;font-size:14.5px;}
th,td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top;color:var(--ink-2);}
thead th{background:linear-gradient(135deg,#fff1e6,#ffe3d1);color:var(--ink);font-weight:800;font-size:14px;white-space:nowrap;}
tbody tr:last-child td{border-bottom:none;}
tbody tr:hover td{background:#fffaf6;}
td.hl-col,th.hl-col{background:#fff6ee;color:#c2410c;font-weight:700;}
.table-tip{margin:14px 0 0;font-size:13.5px;color:var(--muted);}

/* ---------- 需求匹配 ---------- */
.match-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;}
.match-item{appearance:none;font-family:inherit;border:1px solid var(--line);background:#fff;color:var(--ink);padding:18px 12px;border-radius:14px;font-size:15px;font-weight:700;cursor:pointer;text-align:center;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease,background .25s ease,color .25s ease;}
.match-item:hover,.match-item.is-active{border-color:#ffb182;background:#fff4ea;color:var(--orange-deep);box-shadow:0 12px 26px rgba(212,96,26,.16);transform:translateY(-3px);}
.match-item:focus-visible{outline:2px solid #ff9a52;outline-offset:2px;}

/* ---------- 帮助中心 ---------- */
.help-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.help-card{display:block;background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;text-decoration:none;box-shadow:var(--shadow);transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;}
.help-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#ffc9a6;}
.help-card h3{margin:0 0 8px;font-size:16px;}
.help-card p{margin:0;font-size:14px;color:var(--muted);line-height:1.8;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:920px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);overflow:hidden;transition:box-shadow .25s ease,border-color .25s ease;}
.faq-item[open]{border-color:#ffc9a6;box-shadow:0 16px 34px rgba(196,86,20,.14);}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 52px 18px 20px;font-size:15.5px;font-weight:700;color:var(--ink);position:relative;transition:color .2s ease;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"";position:absolute;right:20px;top:50%;width:9px;height:9px;border-right:2px solid var(--orange-deep);border-bottom:2px solid var(--orange-deep);transform:translateY(-70%) rotate(45deg);transition:transform .25s ease;}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(-135deg);}
.faq-item summary:hover{color:var(--orange-deep);}
.faq-item p{margin:0;padding:0 20px 20px;font-size:14.5px;color:var(--muted);line-height:1.85;}

/* ---------- AI百科 ---------- */
.wiki-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.wiki-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;box-shadow:var(--shadow);transition:transform .28s ease,box-shadow .28s ease;}
.wiki-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.wiki-card h3{margin:0 0 6px;font-size:15.5px;color:var(--orange-deep);}
.wiki-card p{margin:0;font-size:13.8px;color:var(--muted);line-height:1.78;}

/* ---------- 行业资讯 ---------- */
.article-list{display:grid;gap:12px;}
.article-item{display:flex;align-items:center;justify-content:space-between;gap:16px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 22px;text-decoration:none;box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;}
.article-item:hover{transform:translateX(4px);box-shadow:var(--shadow-hover);border-color:#ffc9a6;}
.article-item .art-title{font-size:15.5px;font-weight:700;color:var(--ink);}
.article-item .art-more{flex:0 0 auto;font-size:13.5px;font-weight:700;color:var(--orange-deep);white-space:nowrap;}

/* ---------- 加盟代理 ---------- */
.join-card{background:linear-gradient(140deg,#fff3e8,#ffe3d1);border:1px solid #ffd0ae;border-radius:24px;padding:40px 36px;box-shadow:0 24px 50px rgba(212,96,26,.18);}
.join-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:center;}
.join-card h2{margin:0 0 14px;font-size:clamp(22px,2.6vw,30px);}
.join-card p{margin:0 0 20px;color:var(--ink-2);font-size:15.5px;line-height:1.85;}
.join-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:24px;}
.join-list li{font-size:14.2px;color:var(--ink-2);background:#fff;border:1px solid #ffdcc4;border-radius:10px;padding:10px 14px;font-weight:600;}
.join-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- 联系与表单 ---------- */
.contact-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:28px;align-items:start;}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:var(--shadow);}
.contact-card h3{margin:0 0 16px;font-size:18px;}
.contact-list{display:grid;gap:12px;margin:0 0 20px;}
.contact-list li{display:flex;gap:10px;font-size:14.5px;color:var(--ink-2);line-height:1.75;align-items:flex-start;}
.contact-list .ck{flex:0 0 auto;color:var(--orange-deep);font-weight:800;min-width:66px;}
.contact-list a{color:var(--orange-deep);text-decoration:none;font-weight:600;word-break:break-all;}
.contact-list a:hover{text-decoration:underline;}
.qr-box{display:flex;align-items:center;gap:16px;background:#fff8f2;border:1px dashed #ffc9a6;border-radius:14px;padding:14px;}
.qr-box img{width:112px;max-width:100%;height:auto;border-radius:10px;background:#fff;padding:4px;}
.qr-box .qr-text{font-size:13.5px;color:var(--muted);line-height:1.75;}
.qr-box .qr-text strong{display:block;color:var(--ink);font-size:14.5px;margin-bottom:4px;}

.contact-form{background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:var(--shadow);}
.contact-form h3{margin:0 0 6px;font-size:18px;}
.form-sub{font-size:13.5px;color:var(--muted);margin:0 0 20px;}
.form-row{display:grid;gap:7px;margin-bottom:16px;}
.form-row label{font-size:14px;font-weight:700;color:var(--ink-2);}
.form-row input,.form-row select,.form-row textarea{width:100%;font-family:inherit;font-size:14.5px;color:var(--ink);background:#fffaf6;border:1px solid #f0d4c1;border-radius:11px;padding:12px 14px;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;outline:none;}
.form-row input::placeholder,.form-row textarea::placeholder{color:#b8a49a;}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{border-color:#ff9a52;background:#fff;box-shadow:0 0 0 3px rgba(255,138,31,.16);}
.form-row textarea{min-height:112px;resize:vertical;}
.form-submit{width:100%;margin-top:4px;}
.form-note{margin:12px 0 0;font-size:12.8px;color:var(--muted);line-height:1.7;}

/* ---------- 页脚 ---------- */
.site-footer{background:#2a1a12;color:#f3e2d6;margin-top:0;padding:52px 0 26px;}
.footer-top{display:grid;grid-template-columns:1.25fr .75fr 1fr;gap:34px;padding-bottom:30px;border-bottom:1px solid rgba(255,215,190,.18);}
.footer-brand .footer-logo{max-height:38px;width:auto;margin-bottom:14px;}
.footer-brand p{margin:0;font-size:14px;line-height:1.85;color:#d9c1b1;}
.site-footer h3{margin:0 0 14px;font-size:15px;color:#ffd7b8;letter-spacing:.04em;}
.footer-links ul{display:grid;gap:9px;}
.footer-links a{color:#e8d3c5;text-decoration:none;font-size:14px;transition:color .2s ease;}
.footer-links a:hover{color:#ffb182;}
.footer-contact ul{display:grid;gap:9px;}
.footer-contact li{font-size:14px;color:#e8d3c5;line-height:1.75;word-break:break-all;}
.footer-contact a{color:#ffb182;text-decoration:none;}
.footer-contact a:hover{text-decoration:underline;}
.footer-friend{padding:24px 0;border-bottom:1px solid rgba(255,215,190,.18);}
.friend-links{display:flex;flex-wrap:wrap;gap:10px;}
.friend-links a{font-size:13.5px;color:#e8d3c5;text-decoration:none;background:rgba(255,255,255,.06);border:1px solid rgba(255,215,190,.18);padding:6px 14px;border-radius:999px;transition:background .2s ease,color .2s ease,border-color .2s ease;}
.friend-links a:hover{background:rgba(255,138,31,.22);color:#ffd7b8;border-color:rgba(255,138,31,.5);}
.footer-bottom{padding-top:20px;font-size:13px;color:#bda597;text-align:center;line-height:1.8;}

/* ---------- 浮动客服与返回顶部 ---------- */
.float-support{position:fixed;right:18px;bottom:88px;z-index:90;}
.support-toggle{display:inline-flex;align-items:center;gap:6px;font-family:inherit;font-size:14px;font-weight:700;color:#fff;background:linear-gradient(135deg,#ff8a1f,#ff3d00);border:none;border-radius:999px;padding:12px 18px;cursor:pointer;box-shadow:0 14px 30px rgba(255,90,0,.38);transition:transform .22s ease,box-shadow .25s ease;}
.support-toggle:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(255,90,0,.46);}
.support-panel{position:absolute;right:0;bottom:calc(100% + 12px);width:236px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px;box-shadow:0 24px 50px rgba(120,60,20,.22);opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .25s ease,transform .25s ease,visibility .25s;}
.support-panel.open{opacity:1;visibility:visible;transform:translateY(0);}
.support-panel .support-title{margin:0 0 10px;font-size:14px;font-weight:800;color:var(--ink);}
.support-panel img{width:100%;max-width:190px;height:auto;margin:0 auto 10px;border-radius:10px;border:1px solid var(--line);background:#fff8f2;padding:6px;}
.support-line{margin:0 0 6px;font-size:13px;color:var(--ink-2);line-height:1.7;word-break:break-all;}
.support-line:last-child{margin-bottom:0;}
.back-top{position:fixed;right:18px;bottom:24px;z-index:90;width:46px;height:46px;border-radius:50%;border:1px solid #ffd0ae;background:#fff;color:var(--orange-deep);display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 12px 26px rgba(196,86,20,.20);opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .25s ease,transform .25s ease,visibility .25s;}
.back-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.back-top:hover{background:#fff4ea;}

/* ---------- 动效 ---------- */
.reveal{opacity:1;transform:none;}
html.js .reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.3,1);}
html.js .reveal.is-visible{opacity:1;transform:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .nav-toggle{display:inline-flex;}
  .nav-links{position:absolute;left:0;right:0;top:100%;display:none;flex-direction:column;align-items:stretch;justify-content:flex-start;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 20px 36px rgba(150,70,20,.14);padding:6px 16px 14px;}
  .nav-links.open{display:flex;}
  .nav-links a{padding:13px 6px;border-bottom:1px solid var(--line);border-radius:0;font-size:15px;}
  .nav-links a:last-child{border-bottom:none;}
  .nav-actions .btn-soft{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:36px;padding-bottom:34px;}
  .feature-grid,.service-grid,.solution-grid,.network-grid,.case-grid,.help-grid{grid-template-columns:repeat(2,1fr);}
  .steps-row{grid-template-columns:repeat(2,1fr);}
  .timeline{grid-template-columns:repeat(2,1fr);}
  .timeline::before{display:none;}
  .wiki-grid{grid-template-columns:repeat(2,1fr);}
  .compare-top{grid-template-columns:1fr;}
  .contact-grid{grid-template-columns:1fr;}
  .join-grid{grid-template-columns:1fr;}
  .match-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:760px){
  .section{padding:56px 0;}
  .section-head{margin-bottom:30px;}
  .feature-grid,.service-grid,.solution-grid,.network-grid,.case-grid,.help-grid,.steps-row,.make-media-grid{grid-template-columns:1fr;}
  .stat-strip{grid-template-columns:repeat(2,1fr);}
  .hero-tags li{font-size:13px;padding:5px 12px;}
  .footer-top{grid-template-columns:1fr;gap:26px;}
  .join-card{padding:28px 22px;}
  .join-list{grid-template-columns:1fr;}
  .contact-card,.contact-form{padding:22px;}
  .article-item{flex-direction:column;align-items:flex-start;gap:6px;}
  .float-support{right:14px;bottom:80px;}
  .back-top{right:14px;bottom:20px;}
  .support-panel{width:210px;}
}
@media (max-width:480px){
  .match-grid{grid-template-columns:1fr;}
  .wiki-grid{grid-template-columns:1fr;}
  .timeline{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  html.js .reveal{opacity:1;transform:none;transition:none;}
  .chip-a,.chip-b{animation:none;}
}