:root{
  --ink:#101418; --body:#39434e; --muted:#6b7785; --line:#e5e9ee; --bg:#f5f7f9;
  --surface:#fff; --red:#cf2b2b; --red-2:#a81f1f; --dark:#0f1317; --dark-2:#171c22;
  --green:#2f8f57; --amber:#b45309; --radius:16px;
  --shadow-sm:0 6px 18px rgba(15,19,23,.06);
  --shadow:0 22px 55px rgba(15,19,23,.1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font:16px/1.8 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:#0b63c5;text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto}
.wrap{max-width:1120px;margin:0 auto;padding:0 22px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(15,19,23,.94);backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.08)}
.header-in{display:flex;align-items:center;gap:22px;padding:12px 0}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;white-space:nowrap}
.logo:hover{text-decoration:none}
.logo-mark{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,#e23b3b,#a81f1f);display:grid;place-items:center;color:#fff;font-size:12.5px;font-weight:800;letter-spacing:.02em;box-shadow:0 6px 14px rgba(207,43,43,.35)}
.logo-text{font-size:17px;font-weight:800;color:#fff;letter-spacing:.01em}
.logo-text em{font-style:normal;color:#e05252}
.nav{margin-left:auto;display:flex;gap:18px;align-items:center}
.nav a{color:#c2ccd6;font-size:14px;text-decoration:none;padding:5px 0;border-bottom:2px solid transparent;transition:color .15s}
.nav a:hover{color:#fff;text-decoration:none}
.nav a.on{color:#fff;border-bottom-color:var(--red)}
.header-cta{background:var(--red);color:#fff!important;padding:9px 16px;border-radius:9px;font-size:14px;font-weight:600;text-decoration:none;white-space:nowrap;box-shadow:0 8px 18px rgba(207,43,43,.28);transition:background .15s,transform .15s}
.header-cta:hover{background:var(--red-2);text-decoration:none;transform:translateY(-1px)}
.mnav{display:none;margin-left:auto;position:relative}
.mnav summary{list-style:none;cursor:pointer;color:#fff;border:1px solid rgba(255,255,255,.22);padding:7px 13px;border-radius:9px;font-size:14px}
.mnav summary::-webkit-details-marker{display:none}
.mnav-panel{position:absolute;right:0;top:48px;width:230px;background:#171c22;border:1px solid #2a3138;border-radius:12px;padding:8px;box-shadow:0 24px 50px rgba(0,0,0,.35)}
.mnav-panel a{display:block;padding:9px 12px;color:#c6cfd8;border-radius:8px;font-size:14px}
.mnav-panel a:hover{background:rgba(255,255,255,.06);text-decoration:none}
.mnav-panel .mcta{background:var(--red);color:#fff;text-align:center;margin-top:6px;font-weight:600}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;color:#fff;padding:72px 0 0;
  background:
    radial-gradient(900px 420px at 8% -5%, #3a1d1d 0%, transparent 60%),
    radial-gradient(800px 380px at 95% 0%, #1b2a35 0%, transparent 55%),
    linear-gradient(90deg, rgba(15,19,23,.96) 0%, rgba(15,19,23,.84) 46%, rgba(15,19,23,.58) 100%),
    linear-gradient(180deg, rgba(16,20,24,.5) 0%, rgba(16,20,24,.82) 100%),
    url('/assets/img/hero-earth.webp') center/cover no-repeat;
}
.hero:before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.55;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:52px 52px;
  -webkit-mask-image:linear-gradient(180deg,#000 0%,transparent 78%);
  mask-image:linear-gradient(180deg,#000 0%,transparent 78%);
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.08fr .92fr;gap:52px;align-items:center;padding-bottom:52px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.06em;color:#f0c4c4;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);padding:5px 12px;border-radius:999px}
.eyebrow:before{content:"";width:6px;height:6px;border-radius:50%;background:#e05252;box-shadow:0 0 0 4px rgba(224,82,82,.15)}
.hero h1{font-size:clamp(31px,4.2vw,50px);line-height:1.16;letter-spacing:-.03em;margin:20px 0 16px;font-weight:800;max-width:720px}
.hl{color:#ff9d9d;position:relative;z-index:0;white-space:nowrap}
.hl:after{content:"";position:absolute;left:0;right:0;bottom:4px;height:9px;background:rgba(224,82,82,.24);border-radius:3px;z-index:-1}
.hero .sub{font-size:16.5px;line-height:1.85;color:#b7c2cd;max-width:640px;margin:0}
.hero .actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.trust{display:flex;gap:20px;flex-wrap:wrap;margin-top:24px;font-size:13px;color:#9da9b5}
.trust span:before{content:"✓";color:#62c184;margin-right:6px;font-weight:700}
.hero-panel{background:linear-gradient(180deg,rgba(255,255,255,.09),rgba(255,255,255,.035));border:1px solid rgba(255,255,255,.14);border-radius:18px;padding:22px 22px 18px;box-shadow:0 32px 70px rgba(0,0,0,.35);backdrop-filter:blur(10px)}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,.1);font-size:12.5px;color:#c9d2dc}
.live{font-size:11px;color:#7ee2a8;background:rgba(126,226,168,.1);border:1px solid rgba(126,226,168,.25);border-radius:999px;padding:2px 8px}
.panel-row{display:flex;align-items:baseline;gap:14px;padding:15px 0;border-bottom:1px dashed rgba(255,255,255,.1)}
.panel-row:last-of-type{border-bottom:0}
.panel-row b{font-size:25px;line-height:1.2;min-width:72px;color:#fff;font-weight:800}
.panel-row span{font-size:13px;color:#a9b5c1}
.panel-note{margin:10px 0 0;font-size:11.5px;line-height:1.7;color:#8b97a3}
.stat-strip{position:relative;display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 24px 55px rgba(15,19,23,.12);overflow:hidden;margin:0 0 -36px}
.stat-strip div{padding:18px 20px;border-right:1px solid var(--line)}
.stat-strip div:last-child{border-right:0}
.stat-strip b{display:block;font-size:18px;line-height:1.5;color:var(--ink)}
.stat-strip span{font-size:12.5px;color:var(--muted)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:linear-gradient(180deg,#d93636,#bf2626);color:#fff!important;padding:12px 22px;border-radius:10px;font-weight:700;font-size:15px;text-decoration:none;border:0;cursor:pointer;box-shadow:0 12px 24px rgba(207,43,43,.24);transition:transform .15s,box-shadow .15s}
.btn:hover{text-decoration:none;transform:translateY(-1px);box-shadow:0 16px 30px rgba(207,43,43,.3)}
.btn-ghost{background:rgba(255,255,255,.04);color:#fff!important;border:1px solid rgba(255,255,255,.24);box-shadow:none}
.btn-ghost:hover{background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.4)}
.btn-line{background:#fff;color:var(--ink)!important;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.btn-line:hover{border-color:var(--red);color:var(--red)!important}
.btn-dark{background:var(--dark);color:#fff!important;box-shadow:0 10px 22px rgba(15,19,23,.18)}

/* ---------- sections ---------- */
.section{padding:68px 0}
.section.tight{padding:34px 0 54px}
.section.alt{background:#fff}
.section-head{max-width:820px;margin:0 0 28px}
.section-head .eyebrow{color:var(--red);background:#fdeeee;border-color:#f6d5d5}
.section-head .eyebrow:before{background:var(--red);box-shadow:0 0 0 4px rgba(207,43,43,.1)}
.section-head h2{font-size:clamp(23px,3vw,32px);line-height:1.35;letter-spacing:-.02em;margin:14px 0 10px;font-weight:800}
.section-head p{color:var(--muted);margin:0;font-size:15.5px}
.lead-text{font-size:16.5px;line-height:1.9;color:var(--body)}

/* ---------- cards ---------- */
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:box-shadow .2s,transform .2s,border-color .2s}
.card:hover{box-shadow:var(--shadow);transform:translateY(-2px);border-color:#d8dee5}
.card h3{margin:0 0 8px;font-size:17px;line-height:1.5}
.card p{margin:0 0 8px;color:var(--body);font-size:14.5px;line-height:1.8}
.card p:last-child{margin:0}
.card .tag{display:inline-block;font-size:12px;font-weight:700;color:var(--red);background:#fdeeee;border-radius:999px;padding:3px 10px;margin-bottom:10px}
.feature .icon{width:44px;height:44px;border-radius:12px;background:linear-gradient(135deg,#fdeeee,#fbe1e1);color:var(--red);display:grid;place-items:center;font-weight:800;font-size:14px;margin-bottom:14px}
.card-soft{background:#f8fafc}

/* ---------- tables ---------- */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--line);border-radius:14px;background:#fff;margin:8px 0 14px}
.table-wrap .table{border:0;border-radius:0;margin:0;min-width:560px}
.table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;font-size:14px;margin:8px 0 16px}
.table th{background:#1d232a;color:#fff;font-weight:600;padding:11px 13px;text-align:left;white-space:nowrap;font-size:13.5px}
.table td{padding:10px 13px;border-bottom:1px solid var(--line);vertical-align:top;line-height:1.75}
.table tr:last-child td{border-bottom:0}
.table tbody tr:nth-child(even) td{background:#f8fafc}
.table .c{text-align:center;white-space:nowrap}

/* ---------- steps ---------- */
.steps{counter-reset:s;list-style:none;margin:0;padding:0}
.steps li{counter-increment:s;position:relative;padding:14px 0 14px 54px;border-bottom:1px dashed var(--line)}
.steps li:last-child{border-bottom:0}
.steps li:before{content:counter(s,decimal-leading-zero);position:absolute;left:0;top:13px;width:34px;height:34px;border-radius:50%;background:#fdeeee;color:var(--red);font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;border:1px solid #f6d5d5}
.steps b{display:block;margin-bottom:2px;font-size:15.5px}
.steps span{color:var(--muted);font-size:14px;line-height:1.8}

/* ---------- faq ---------- */
.faq{margin:0}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:15px 18px;margin:0 0 10px;transition:border-color .15s,box-shadow .15s}
.faq details:hover{border-color:#d8dee5}
.faq details[open]{box-shadow:var(--shadow-sm);border-color:#e0c9c9}
.faq summary{font-weight:600;cursor:pointer;list-style:none;outline:none;font-size:15px;line-height:1.7}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";float:right;color:var(--red);font-weight:800;font-size:18px;line-height:1}
.faq details[open] summary:after{content:"−"}
.faq p{margin:10px 0 0;color:var(--body);font-size:14.5px;line-height:1.85}

/* ---------- cta band ---------- */
.cta-band{position:relative;overflow:hidden;background:linear-gradient(135deg,#14181d,#2a1719);color:#fff;border-radius:18px;padding:34px 36px;display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;box-shadow:0 24px 55px rgba(15,19,23,.18)}
.cta-band:before{content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;background:radial-gradient(circle,rgba(207,43,43,.35),transparent 70%)}
.cta-band h3{margin:0 0 6px;font-size:21px;color:#fff;position:relative}
.cta-band p{margin:0;color:#c3ccd6;font-size:14.5px;position:relative}
.cta-band .btn{position:relative}

/* ---------- photo band ---------- */
.photo-band{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.photo-band figure{position:relative;margin:0;border-radius:16px;overflow:hidden;background:#111;box-shadow:var(--shadow-sm)}
.photo-band img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .45s ease}
.photo-band figure:hover img{transform:scale(1.035)}
.photo-band figcaption{position:absolute;left:0;right:0;bottom:0;padding:28px 16px 13px;color:#fff;font-size:13px;line-height:1.6;background:linear-gradient(180deg,transparent,rgba(0,0,0,.78))}

/* ---------- posts ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.post-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;text-decoration:none;color:inherit;transition:box-shadow .2s,transform .2s,border-color .2s}
.post-card:hover{text-decoration:none;box-shadow:var(--shadow);transform:translateY(-2px);border-color:#d8dee5}
.post-cover{display:block;width:100%;aspect-ratio:16/10;object-fit:cover;background:#e9edf1}
.post-body{display:flex;flex-direction:column;gap:4px;padding:18px 20px 20px;flex:1}
.post-tag{display:inline-block;align-self:flex-start;font-size:11.5px;color:var(--red);background:#fdeeee;border-radius:999px;padding:2px 9px;margin-bottom:6px;font-weight:700}
.post-body h3{margin:0 0 5px;font-size:16.5px;line-height:1.55}
.post-body p{margin:0 0 10px;color:var(--muted);font-size:13.5px;line-height:1.8}
.post-body .post-meta{margin-top:auto;font-size:12px;color:#9aa3ad}
.post-list{display:grid;gap:12px}
.post-item{display:block;background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px 22px;text-decoration:none;color:inherit;transition:box-shadow .2s,border-color .2s}
.post-item:hover{text-decoration:none;box-shadow:var(--shadow);border-color:#d8dee5}
.post-item h3{margin:0 0 5px;font-size:17px}
.post-item p{margin:0 0 6px;color:var(--muted);font-size:14px}

/* ---------- page hero / article ---------- */
.page-hero{position:relative;overflow:hidden;color:#fff;padding:52px 0 48px;
  background:radial-gradient(700px 300px at 10% 0%, #39201f 0%, transparent 60%),radial-gradient(600px 280px at 95% 0%, #1b2a35 0%, transparent 55%),var(--dark);
}
.page-hero:before{content:"";position:absolute;inset:0;opacity:.5;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(180deg,#000,transparent)}
.page-cover{position:absolute;inset:0;overflow:hidden;opacity:.42;filter:saturate(.9);z-index:0}
.page-cover img{display:block;width:100%;height:100%;object-fit:cover}
.page-hero.has-cover:before{z-index:1}
.page-hero.has-cover:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(15,19,23,.96) 0%,rgba(15,19,23,.76) 55%,rgba(15,19,23,.5) 100%);z-index:1}
.page-hero .wrap{position:relative;z-index:2}
.page-hero .breadcrumb{color:#9aa6b2;margin-bottom:16px}
.page-hero .breadcrumb a{color:#c6cfd8}
.page-hero .breadcrumb span{color:#6b7785}
.page-hero h1{font-size:clamp(26px,3.5vw,38px);line-height:1.3;letter-spacing:-.02em;margin:0 0 12px;max-width:920px;font-weight:800}
.page-meta{font-size:13px;color:#9aa6b2}
.page-sub{color:#b7c2cd;font-size:15px;max-width:760px;margin:0}
.article-body{position:relative;background:#fff;border:1px solid var(--line);border-radius:18px;padding:40px 44px;max-width:920px;margin:-30px auto 0;box-shadow:0 26px 65px rgba(15,19,23,.09)}
.article-body h2{font-size:22px;line-height:1.5;margin:34px 0 12px;padding-left:12px;border-left:4px solid var(--red);letter-spacing:-.01em}
.article-body h3{font-size:17.5px;margin:24px 0 8px}
.article-body p{margin:0 0 14px;color:var(--body)}
.article-body ul,.article-body ol{margin:0 0 16px;padding-left:22px}
.article-body li{margin:5px 0;color:var(--body)}
.article-body table{width:100%;border-collapse:collapse;margin:10px 0 18px;font-size:14px}
.article-body th{background:#1d232a;color:#fff;padding:10px 12px;text-align:left}
.article-body td{padding:9px 12px;border:1px solid var(--line);vertical-align:top}
.article-body tbody tr:nth-child(even) td{background:#f8fafc}
.article-body blockquote{border-left:3px solid var(--red);background:#fdf7f7;margin:0 0 16px;padding:14px 18px;border-radius:0 8px 8px 0}
.article-body .note{background:#fff8e6;border:1px solid #f0d9a8;border-left:3px solid var(--amber);padding:13px 16px;margin:0 0 16px;border-radius:0 8px 8px 0;font-size:14.5px}
.article-body .note-line{color:var(--muted);font-size:13px}
.article-body .big-contact{font-size:22px;font-weight:800;margin:8px 0;letter-spacing:.02em}
.article-cta{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px;padding-top:22px;border-top:1px dashed var(--line)}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:#8b959f;margin-top:72px;padding:46px 0 24px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:30px}
.footer-logo{display:flex;align-items:center;gap:9px;color:#fff;font-size:17px;font-weight:800;margin-bottom:12px}
.footer-logo .logo-mark{width:30px;height:30px;font-size:11px;border-radius:8px}
.site-footer h4{color:#fff;font-size:13.5px;margin:0 0 10px;font-weight:600;letter-spacing:.04em}
.site-footer p{margin:0 0 6px;line-height:1.85}
.site-footer a{color:#c2ccd6}
.footer-bottom{border-top:1px solid #262c33;margin-top:28px;padding-top:16px;font-size:12.5px;line-height:1.9}

/* ---------- misc ---------- */
.breadcrumb{display:flex;flex-wrap:wrap;gap:6px;align-items:center;font-size:13px;color:var(--muted)}
.breadcrumb a{color:var(--muted)}
.badge{display:inline-block;font-size:12px;font-weight:700;padding:2px 9px;border-radius:999px;background:#fdeeee;color:var(--red)}
.note-line{color:var(--muted);font-size:13px}
.kv{display:grid;grid-template-columns:120px 1fr;gap:8px 14px;font-size:14.5px}
.kv b{color:#8a939d;font-weight:600}
.check{list-style:none;margin:0;padding:0}
.check li{position:relative;padding:7px 0 7px 26px}
.check li:before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:800}

@media(max-width:880px){
  .nav,.header-cta{display:none}
  .mnav{display:block}
}
@media(max-width:980px){
  .hero{padding-top:54px}
  .hero-grid{grid-template-columns:1fr;gap:30px;padding-bottom:44px}
  .hero h1{max-width:820px}
  .hero-panel{max-width:620px}
  .stat-strip{grid-template-columns:1fr 1fr}
  .stat-strip div:nth-child(2){border-right:0}
  .stat-strip div:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .g4{grid-template-columns:1fr 1fr}
  .g3{grid-template-columns:1fr 1fr}
  .post-grid{grid-template-columns:1fr 1fr}
  .article-body{padding:30px 26px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
  .wrap{padding:0 16px}
  .nav,.header-cta{display:none}
  .mnav{display:block}
  .hero{padding-top:40px}
  .hero h1{font-size:clamp(26px,7.6vw,34px)}
  .hero .sub{font-size:15px}
  .hero .actions .btn{flex:1 1 auto;justify-content:center}
  .trust{gap:12px}
  .stat-strip{margin-bottom:-24px}
  .stat-strip div{padding:15px 16px}
  .section{padding:46px 0}
  .section.tight{padding:24px 0 40px}
  .g2,.g3,.g4,.post-grid{grid-template-columns:1fr}
  .photo-band{grid-template-columns:1fr}
  .page-hero{padding:36px 0 38px}
  .page-hero h1{font-size:clamp(23px,6.4vw,30px)}
  .article-body{margin-top:-20px;padding:24px 19px;border-radius:14px}
  .article-body h2{font-size:19px}
  .cta-band{padding:26px 22px}
  .cta-band h3{font-size:19px}
  .footer-grid{grid-template-columns:1fr}
  .table{font-size:13px}
  .table th,.table td{padding:9px 10px}
  .article-body .table{display:block;overflow-x:auto;white-space:nowrap}
}