/* ===== 右豹品牌官网样式（墨青 + 琥珀橙） ===== */
:root{
  --brand:#0d9488;
  --brand-deep:#0f766e;
  --accent:#f59e0b;
  --accent-2:#f97316;
  --grad:linear-gradient(135deg,#fbbf24 0%,#f59e0b 45%,#f97316 100%);
  --night:#061f1c;
  --night-2:#0a2b27;
  --night-3:#0f3a34;
  --ink:#102a26;
  --ink-2:#4f635e;
  --ink-3:#829a94;
  --line:#e1ebe8;
  --bg:#f7f9f8;
  --bg-2:#ecf2f0;
  --bg-3:#eef5f2;
  --white:#fff;
  --shadow:0 12px 34px rgba(12,52,46,.07);
  --shadow-hover:0 22px 52px rgba(15,90,78,.16);
  --radius:18px;
  --maxw:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:clip}
body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:clip;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
h1,h2,h3{line-height:1.25;font-weight:800;letter-spacing:-.01em}
.section{padding:78px 0}
.section-head{max-width:720px;margin-bottom:46px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--brand-deep);background:rgba(13,148,136,.1);padding:6px 14px;border-radius:999px;margin-bottom:16px}
.hero .eyebrow{color:var(--brand-deep);background:rgba(13,148,136,.12);border:1px solid rgba(13,148,136,.22)}
.section-title{font-size:clamp(26px,3.4vw,38px)}
.section-sub{color:var(--ink-2);margin-top:14px;font-size:16px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;border-radius:999px;padding:14px 30px;cursor:pointer;border:none;transition:transform .2s,box-shadow .2s,background .2s;font-size:16px;white-space:nowrap}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 12px 26px rgba(217,130,30,.34)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(217,130,30,.44)}
.btn-ghost{background:rgba(255,255,255,.55);color:var(--brand-deep);border:1.5px solid rgba(13,148,136,.4)}
.btn-ghost:hover{background:rgba(13,148,136,.1);border-color:var(--brand)}
.btn-sm{padding:10px 22px;font-size:14px}

/* ===== 导航 ===== */
header.nav{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.78);-webkit-backdrop-filter:blur(16px) saturate(180%);backdrop-filter:blur(16px) saturate(180%);border-bottom:1px solid var(--line)}
header.nav.scrolled{background:rgba(255,255,255,.94)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:10px}
.logo-text{display:flex;flex-direction:column;gap:2px;line-height:1.25}
.logo-row{display:flex;align-items:center;gap:9px}
.logo-name{font-weight:800;font-size:21px;color:var(--ink);white-space:nowrap}
.logo-slogan{font-size:12px;font-weight:600;color:var(--ink-2);white-space:nowrap;letter-spacing:.3px}
.logo-domain{font-size:12px;font-weight:700;color:var(--brand-deep);background:rgba(13,148,136,.1);border:1px solid rgba(13,148,136,.2);padding:2px 9px;border-radius:999px;letter-spacing:.2px;white-space:nowrap}
.logo-img{width:38px;height:38px;border-radius:9px;object-fit:cover}
.nav-links{display:flex;gap:28px}
.nav-links a{font-size:15px;font-weight:600;color:var(--ink-2);position:relative;white-space:nowrap;transition:color .2s}
.nav-links a:hover{color:var(--brand-deep)}
.nav-cta{display:flex;align-items:center;gap:14px}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;flex-direction:column;gap:5px;padding:6px}
.nav-toggle span{width:24px;height:2.5px;background:var(--ink);border-radius:2px;transition:.3s}

/* ===== 轮播（横向滑动 + 毛玻璃控件） ===== */
.carousel-zone{position:relative;overflow:hidden;padding:26px 22px 0;background:linear-gradient(180deg,#f7f9f8 0%,#eef5f2 52%,#e7f4f0 100%)}
.carousel-zone::before{content:"";position:absolute;z-index:0;width:420px;height:420px;border-radius:50%;top:-120px;left:-90px;background:radial-gradient(circle,rgba(13,148,136,.35),transparent 70%);filter:blur(24px)}
.carousel-zone::after{content:"";position:absolute;z-index:0;width:420px;height:420px;border-radius:50%;bottom:-170px;right:-90px;background:radial-gradient(circle,rgba(245,158,11,.32),transparent 70%);filter:blur(24px)}
.carousel-frame{position:relative;z-index:1;max-width:var(--maxw);margin:0 auto;padding:16px;border-radius:26px;background:rgba(255,255,255,.45);-webkit-backdrop-filter:blur(20px) saturate(170%);backdrop-filter:blur(20px) saturate(170%);border:1px solid rgba(255,255,255,.7);box-shadow:inset 0 1px 1px rgba(255,255,255,.8),0 24px 60px rgba(15,90,78,.18)}
.carousel{position:relative;width:100%;aspect-ratio:16/9;overflow:hidden;border-radius:16px;background:var(--bg-2)}
.carousel-track{position:relative;height:100%;display:flex;will-change:transform;transition:transform .75s cubic-bezier(.65,.05,.28,1)}
.carousel-slide{position:relative;flex:0 0 100%;height:100%;overflow:hidden}
.carousel-slide img{width:100%;height:100%;object-fit:cover;object-position:center}
.car-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:46px;height:46px;border-radius:50%;border:1px solid rgba(255,255,255,.55);background:rgba(255,255,255,.22);backdrop-filter:blur(10px) saturate(1.5);-webkit-backdrop-filter:blur(10px) saturate(1.5);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(0,0,0,.18);transition:background .2s;font-size:16px}
.car-arrow:hover{background:rgba(255,255,255,.4)}
.car-arrow.prev{left:22px}.car-arrow.next{right:22px}
.car-dots{position:absolute;left:0;right:0;bottom:18px;z-index:3;display:flex;justify-content:center;gap:9px}
.car-dot{width:9px;height:9px;border-radius:50%;border:1px solid rgba(255,255,255,.4);background:rgba(255,255,255,.35);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);cursor:pointer;padding:0;transition:.25s}
.car-dot.active{width:26px;border-radius:999px;background:#fff;border-color:#fff}

/* ===== Hero ===== */
.hero{position:relative;padding:96px 0 104px;color:var(--ink);overflow:hidden;background:radial-gradient(1000px 520px at 88% -10%,rgba(245,158,11,.16),transparent 60%),radial-gradient(900px 520px at 4% 10%,rgba(13,148,136,.18),transparent 58%),linear-gradient(180deg,#ffffff 0%,#f3faf8 55%,#e9f5f1 100%)}
.hero::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(13,148,136,.10) 1px,transparent 1px);background-size:26px 26px;pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;position:relative;z-index:2}
.hero h1{font-size:clamp(38px,5.6vw,64px);margin:18px 0 22px;color:var(--ink)}
.hero h1 .h1-kw{display:block;font-size:clamp(14px,1.5vw,18px);font-weight:700;letter-spacing:2px;color:var(--brand-deep);margin-bottom:14px}
.hero h1 .hl{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:18px;color:var(--ink-2);max-width:560px}
.identity-notice{display:flex;align-items:flex-start;gap:12px;flex-wrap:wrap;margin-top:26px;padding:14px 16px;border-radius:14px;background:rgba(255,255,255,.72);border:1px solid var(--line);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.identity-notice .in-tag{flex:none;font-size:13px;font-weight:800;letter-spacing:.5px;color:#fff;padding:6px 13px;border-radius:999px;background:linear-gradient(135deg,var(--brand),var(--brand-deep));box-shadow:0 4px 12px rgba(13,148,136,.4)}
.identity-notice .in-body{flex:1;min-width:210px;font-size:14.5px;line-height:1.6;color:var(--ink-2)}
.identity-notice .in-body strong{color:var(--brand-deep)}
.hero-actions{display:flex;gap:16px;margin-top:32px;flex-wrap:wrap}
.hero-note{margin-top:18px;font-size:14px;color:var(--ink-2)}
.hero-note strong{color:var(--brand-deep)}
.hero-stats{display:flex;gap:34px;margin-top:42px;flex-wrap:wrap}
.hero-stats .num{font-size:30px;font-weight:800;color:var(--brand-deep)}
.hero-stats .lab{font-size:13.5px;color:var(--ink-3)}
.hero-visual{position:relative}
.hero-card{background:#fff;border-radius:22px;box-shadow:var(--shadow-hover);padding:24px;border:1px solid var(--line);color:var(--ink)}
.hc-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.pill{font-size:12.5px;font-weight:700;color:#fff;background:var(--grad);padding:4px 12px;border-radius:999px}
.mini-proj{display:flex;align-items:center;gap:14px;padding:11px 10px;border-radius:12px;transition:background .2s;cursor:pointer}
.mini-proj:hover{background:var(--bg-2)}
.mini-ico{width:44px;height:44px;border-radius:12px;overflow:hidden;flex-shrink:0;background:#fff;border:1px solid var(--line);display:flex;align-items:center;justify-content:center}
.mini-ico img{width:100%;height:100%;object-fit:cover}
.mini-proj .mp-name{font-weight:700;font-size:15px}
.mini-proj .mp-meta{font-size:13px;color:var(--ink-3)}
.mini-proj .mp-price{margin-left:auto;font-weight:800;color:var(--brand-deep);font-size:15px}
.float-badge{position:absolute;top:-18px;right:-10px;background:#fff;border-radius:14px;box-shadow:var(--shadow);padding:12px 18px;font-weight:700;font-size:14px;display:flex;align-items:center;gap:8px;z-index:3}
.float-badge .dot{width:9px;height:9px;border-radius:50%;background:#22c55e;animation:pulseDot 1.6s ease-in-out infinite}
@keyframes pulseDot{0%,100%{opacity:1}50%{opacity:.35}}

/* ===== 平台优势 ===== */
.adv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.adv-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;transition:transform .25s,box-shadow .25s}
.adv-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.adv-ico{width:52px;height:52px;border-radius:14px;background:var(--bg-2);overflow:hidden;margin-bottom:18px;display:flex;align-items:center;justify-content:center}
.adv-ico img{width:100%;height:100%;object-fit:cover}
.adv-card h3{font-size:18px;margin-bottom:10px}
.adv-card p{font-size:14px;color:var(--ink-2)}

/* ===== 业务赛道 ===== */
#categories{position:relative;overflow:hidden;background:linear-gradient(160deg,#e7f4f0 0%,#d9ece8 46%,#f0f4e7 100%)}
#categories::before{content:"";position:absolute;z-index:0;width:480px;height:480px;border-radius:50%;top:-150px;left:-110px;background:radial-gradient(circle,rgba(13,148,136,.4),transparent 70%);filter:blur(26px)}
#categories::after{content:"";position:absolute;z-index:0;width:460px;height:460px;border-radius:50%;bottom:-170px;right:-120px;background:radial-gradient(circle,rgba(245,158,11,.38),transparent 70%);filter:blur(26px)}
#categories .wrap{position:relative;z-index:1}
.cat-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.cat-card{position:relative;display:flex;flex-direction:column;gap:14px;background:rgba(255,255,255,.42);-webkit-backdrop-filter:blur(15px) saturate(170%);backdrop-filter:blur(15px) saturate(170%);border:1px solid rgba(255,255,255,.62);border-radius:var(--radius);padding:24px 20px 18px;overflow:hidden;color:var(--ink);text-decoration:none;opacity:0;transform:translateY(28px);box-shadow:inset 0 1px 1px rgba(255,255,255,.7),0 10px 28px rgba(12,52,46,.1);transition:transform .3s cubic-bezier(.2,.7,.2,1),box-shadow .3s,background .3s,border-color .3s}
.cat-grid.in .cat-card{animation:catIn .7s cubic-bezier(.2,.7,.2,1) var(--d,0s) forwards}
@keyframes catIn{to{opacity:1;transform:none}}
.cat-grid.settled .cat-card{animation:none;opacity:1}
.cat-card::before{content:"";position:absolute;left:0;top:0;width:100%;height:4px;background:linear-gradient(90deg,var(--brand),var(--accent));transform:scaleX(0);transform-origin:left;transition:transform .35s ease}
.cat-card:hover{transform:translateY(-8px);background:rgba(255,255,255,.58);border-color:rgba(255,255,255,.85);box-shadow:inset 0 1px 1px rgba(255,255,255,.8),0 22px 48px rgba(15,90,78,.22)}
.cat-card:hover::before{transform:scaleX(1)}
.cat-count{position:absolute;right:14px;top:14px;font-size:16px;font-weight:800;color:var(--brand-deep);line-height:1}
.cat-count em{font-size:11px;font-weight:600;color:var(--ink-2);font-style:normal;margin-left:2px}
.cat-ico{width:60px;height:60px;border-radius:16px;display:flex;align-items:center;justify-content:center;color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand-deep));box-shadow:0 8px 18px rgba(13,148,136,.3);transition:transform .35s cubic-bezier(.2,.7,.2,1)}
.cat-ico svg{width:30px;height:30px}
.cat-card:hover .cat-ico{transform:translateY(-3px) rotate(-4deg) scale(1.06)}
.cat-card:nth-child(1) .cat-ico{background:linear-gradient(135deg,#0ea5e9,#0369a1);box-shadow:0 8px 18px rgba(2,105,161,.3)}
.cat-card:nth-child(2) .cat-ico{background:linear-gradient(135deg,#f43f5e,#be123c);box-shadow:0 8px 18px rgba(190,18,60,.3)}
.cat-card:nth-child(3) .cat-ico{background:linear-gradient(135deg,var(--brand),var(--brand-deep));box-shadow:0 8px 18px rgba(13,148,136,.3)}
.cat-card:nth-child(4) .cat-ico{background:linear-gradient(135deg,#8b5cf6,#6d28d9);box-shadow:0 8px 18px rgba(109,40,217,.3)}
.cat-card:nth-child(5) .cat-ico{background:var(--grad);box-shadow:0 8px 18px rgba(245,158,11,.32)}
.cat-body{display:flex;flex-direction:column;gap:8px}
.cat-card h3{font-size:17px}
.cat-card p{font-size:13px;color:var(--ink-2);line-height:1.6}
.cat-tags{display:flex;flex-wrap:wrap;gap:6px}
.cat-tags span{font-size:11.5px;color:var(--ink-2);background:rgba(255,255,255,.5);border:1px solid rgba(255,255,255,.75);padding:3px 9px;border-radius:999px}
.cat-go{margin-top:auto;display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--brand-deep);padding-top:10px;border-top:1px solid rgba(255,255,255,.6)}
.cat-go i{font-style:normal;transition:transform .3s}
.cat-card:hover .cat-go{color:var(--accent-2)}
.cat-card:hover .cat-go i{transform:translateX(5px)}

/* ===== 项目中心 ===== */
/* ===== 综合推荐 九宫格 ===== */
.nine-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.nine-grid.reveal{opacity:1;transform:none;transition:none}
.nine-card{position:relative;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px 14px;display:flex;flex-direction:column;align-items:center;text-align:center;opacity:0;transition:transform .3s,box-shadow .3s,border-color .3s}
.nine-card::after{content:"";position:absolute;inset:0;background:linear-gradient(160deg,rgba(13,148,136,.07),transparent 48%);opacity:0;transition:opacity .3s}
.nine-card:hover{transform:translateY(-7px);box-shadow:var(--shadow-hover);border-color:rgba(13,148,136,.35)}
.nine-card:hover::after{opacity:1}
.nine-name{font-size:15.5px;font-weight:700;margin-bottom:14px;position:relative;z-index:1}
.nine-icon{width:64px;height:64px;border-radius:16px;overflow:hidden;background:#fff;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;margin-bottom:14px;position:relative;z-index:1}
.nine-icon img{width:100%;height:100%;object-fit:cover}
.nine-meta{display:flex;flex-direction:column;align-items:center;gap:7px;position:relative;z-index:1}
.nine-tag{font-size:12px;font-weight:600;color:var(--brand-deep);background:rgba(13,148,136,.1);padding:3px 11px;border-radius:999px}
.nine-amount{font-size:14px;font-weight:800;color:var(--accent-2)}
.nine-more{justify-content:center;background:linear-gradient(150deg,#0f766e,#0d9488);border-color:transparent;color:#fff;text-decoration:none}
.nine-more::after{display:none}
.nine-plus{font-size:40px;font-weight:300;line-height:1;margin-bottom:10px}
.nine-more-name{font-size:16px;font-weight:700;margin-bottom:6px}
.nine-more-sub{font-size:12.5px;color:#cde8e3}
.nine-grid.in .nine-card{animation:nineIn .6s cubic-bezier(.2,.7,.2,1) forwards}
@keyframes nineIn{from{opacity:0;transform:translateY(26px) scale(.96)}to{opacity:1;transform:none}}
.nine-grid.settled .nine-card{animation:none;opacity:1}
.price-note{display:flex;align-items:center;justify-content:center;gap:8px;margin:22px auto 0;max-width:760px;font-size:13.5px;color:var(--ink-2);background:rgba(255,255,255,.7);border:1px solid var(--line);border-radius:12px;padding:11px 16px;text-align:center}
.price-note svg{width:18px;height:18px;color:var(--brand);flex-shrink:0}

/* ===== 最新资讯 ===== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;display:flex;flex-direction:column;gap:12px;transition:transform .25s,box-shadow .25s}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.news-cat{font-size:12.5px;font-weight:700;color:var(--brand-deep);background:rgba(13,148,136,.1);align-self:flex-start;padding:4px 12px;border-radius:999px}
.news-card h3{font-size:16.5px;line-height:1.5}
.news-ex{font-size:13.5px;color:var(--ink-2);line-height:1.65}
.news-date{font-size:12.5px;color:var(--ink-3);margin-top:auto;padding-top:8px}

/* ===== 工具服务 ===== */
#tools{background:var(--bg-3)}
.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.tool-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;display:flex;gap:18px;align-items:center;overflow:hidden;opacity:0;transform:translateY(26px);transition:transform .3s cubic-bezier(.2,.7,.2,1),box-shadow .3s,border-color .3s}
.tool-grid.in .tool-card{animation:toolIn .65s cubic-bezier(.2,.7,.2,1) var(--d,0s) forwards}
@keyframes toolIn{to{opacity:1;transform:none}}
.tool-grid.settled .tool-card{animation:none;opacity:1}
.tool-card::after{content:"";position:absolute;right:-30px;top:-30px;width:96px;height:96px;border-radius:50%;background:var(--bg-3);opacity:0;transition:opacity .3s,transform .35s}
.tool-card:hover{transform:translateY(-7px);box-shadow:var(--shadow-hover);border-color:transparent}
.tool-card:hover::after{opacity:1;transform:scale(1.25)}
.tool-ico{position:relative;z-index:1;width:56px;height:56px;border-radius:15px;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:transform .35s cubic-bezier(.2,.7,.2,1)}
.tool-ico svg{width:28px;height:28px}
.tool-card:hover .tool-ico{transform:rotate(-6deg) scale(1.08)}
.tool-text{position:relative;z-index:1}
.tool-card h3{font-size:16.5px;margin-bottom:5px}
.tool-card p{font-size:13.5px;color:var(--ink-2);line-height:1.55}
.tool-dot{position:absolute;left:22px;bottom:16px;width:7px;height:7px;border-radius:50%;background:var(--accent);opacity:0;transition:opacity .3s}
.tool-card:hover .tool-dot{opacity:1}

/* ===== 推广物料 ===== */
#posters{background:var(--bg-2);position:relative}
/* 推广物料竖版轮播：毛玻璃卡片 + 内边距，完整不拥挤 */
.poster-carousel{position:relative;width:min(100%,380px,calc(80vh * .5625));margin:0 auto}
.poster-carousel::before{content:"";position:absolute;z-index:-1;inset:-40px;border-radius:38px;background:radial-gradient(circle at 12% 8%,rgba(13,148,136,.58),transparent 52%),radial-gradient(circle at 90% 90%,rgba(249,115,22,.56),transparent 54%),radial-gradient(circle at 88% 8%,rgba(245,158,11,.5),transparent 46%);filter:blur(14px)}
.pc-viewport{position:relative;width:100%;aspect-ratio:9/16;border-radius:20px;padding:14px;background:rgba(255,255,255,.5);backdrop-filter:blur(18px) saturate(1.6);-webkit-backdrop-filter:blur(18px) saturate(1.6);border:1px solid rgba(255,255,255,.66);box-shadow:0 24px 60px rgba(15,90,78,.22)}
.pc-track{position:relative;height:100%;border-radius:12px;overflow:hidden}
.pc-slide{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .6s ease}
.pc-slide.active{opacity:1;z-index:1}
.pc-slide img{width:100%;height:100%;object-fit:contain;border-radius:10px}
.pc-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:38px;height:38px;border-radius:50%;border:1px solid rgba(255,255,255,.5);background:rgba(255,255,255,.25);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:14px;transition:background .2s}
.pc-arrow:hover{background:rgba(255,255,255,.42)}
.pc-arrow.prev{left:8px}.pc-arrow.next{right:8px}
.pc-meta{margin-top:18px;text-align:center}
.pc-caption{display:block;font-size:14px;color:var(--ink-2);margin-bottom:12px;min-height:20px}
.pc-dots{display:flex;justify-content:center;gap:8px}
.pc-dot{width:8px;height:8px;border-radius:50%;border:none;background:#c2d2cd;cursor:pointer;padding:0;transition:.25s}
.pc-dot.active{width:24px;border-radius:999px;background:var(--accent-2)}

/* ===== 新手教程 ===== */
.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.step-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 24px 26px}
.step-num{width:46px;height:46px;border-radius:13px;background:var(--grad);color:#fff;font-weight:800;font-size:19px;display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.step-card h3{font-size:17px;margin-bottom:9px}
.step-card p{font-size:14px;color:var(--ink-2)}

/* ===== 入口 banner ===== */
.gw-banner{background:linear-gradient(135deg,#0a2b27,#0f3a34);border-radius:18px;padding:36px 40px;display:flex;align-items:center;justify-content:space-between;gap:26px;position:relative;overflow:hidden}
.gw-banner::before{content:"";position:absolute;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle,rgba(245,158,11,.25),transparent 70%);top:-120px;right:-60px}
.gw-banner>*{position:relative;z-index:1}
.gw-banner h3{font-size:22px;color:#fff}
.gw-banner p{font-size:14px;color:#bcd0cb;margin-top:8px;max-width:480px}

/* ===== 关于我们 ===== */
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.about-text p{color:var(--ink-2);margin-bottom:16px;font-size:15.5px}
.about-points{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:24px}
.about-point{display:flex;gap:10px;align-items:center;font-size:14px;font-weight:600;color:var(--ink)}
.about-point::before{content:"";width:18px;height:18px;border-radius:50%;background:var(--grad);flex-shrink:0}
.about-cta{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px 30px;text-align:center}
.about-cta h3{font-size:23px;margin-bottom:10px}
.about-cta p{font-size:14px;color:var(--ink-2);margin-bottom:22px}

/* ===== 页脚 ===== */
footer{background:#061f1c;color:#bcd0cb;padding:60px 0 28px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;margin-bottom:42px}
.foot-brand .logo{color:#fff;margin-bottom:16px}
.foot-brand p{font-size:13.5px;max-width:300px}
.foot-col h4{color:#fff;font-size:15px;margin-bottom:16px}
.foot-col a{display:block;font-size:13.5px;color:#9db5af;margin-bottom:10px;transition:color .2s}
.foot-col a:hover{color:#fcd9a0}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:12.5px;color:#829a94}

/* ===== 显现动画 ===== */
.reveal{opacity:0;transform:translateY(32px);transition:opacity .75s,transform .75s}
.reveal.in{opacity:1;transform:none}

/* ===== 响应式 ===== */
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .adv-grid{grid-template-columns:repeat(2,1fr)}
  .cat-grid{grid-template-columns:repeat(3,1fr)}
  .tool-grid{grid-template-columns:repeat(2,1fr)}
  .step-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:1100px){
  .nav-links{gap:20px}
  .logo-name{font-size:19px}
}
@media (max-width:760px){
  .section{padding:58px 0}
  .nav-links{position:fixed;top:64px;left:0;right:0;background:rgba(255,255,255,.98);flex-direction:column;gap:0;padding:8px 0;box-shadow:0 18px 40px rgba(12,52,46,.14);border-bottom:1px solid var(--line);max-height:0;overflow:hidden;transition:max-height .3s}
  .nav-links.open{max-height:460px}
  .nav-links a{padding:14px 24px;font-size:15px;color:var(--ink)}
  .nav-toggle{display:flex}
  .logo-img{width:34px;height:34px}
  .logo-name{font-size:17px}
  .logo-slogan{font-size:11px}
  .logo-domain{font-size:11px;padding:2px 7px}
  .nav-inner{gap:10px;height:64px}
  .nav-cta{gap:10px}
  .nav-cta .btn-sm{padding:9px 16px}
  .carousel-zone{padding:18px 14px 0}
  .carousel-frame{padding:10px;border-radius:20px}
  .carousel{border-radius:12px}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .adv-grid,.tool-grid,.step-grid{grid-template-columns:1fr}
  .nine-grid{gap:11px}
  .nine-card{padding:15px 8px;border-radius:14px}
  .nine-icon{width:50px;height:50px;margin-bottom:10px}
  .nine-name{font-size:13.5px;margin-bottom:10px}
  .nine-amount{font-size:12.5px}
  .nine-more-name{font-size:13.5px}
  .hero-stats{gap:24px}
  .foot-grid{grid-template-columns:1fr}
  .hero-actions .btn{flex:1;min-width:150px}
  .news-grid{grid-template-columns:1fr}
  .car-arrow{width:38px;height:38px}
  .car-arrow.prev{left:12px}.car-arrow.next{right:12px}
  .poster-carousel{width:min(100%,calc(74vh * .5625))}
  .gw-banner{flex-direction:column;align-items:flex-start;gap:18px;padding:28px 26px}
}
@media (min-width:761px) and (max-width:980px){.news-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:480px){
  .cat-grid{grid-template-columns:1fr}
  .cat-card{padding:22px 18px 16px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .carousel-track,.pc-slide{transition:none}
  .nine-card,.nine-grid.in .nine-card{opacity:1;animation:none}
  .cat-card,.cat-grid.in .cat-card{opacity:1;animation:none;transform:none}
  .tool-card,.tool-grid.in .tool-card{opacity:1;animation:none;transform:none}
}