:root{
  --bg:#ffffff; --card:#ffffff; --ink:#0f172a; --muted:#64748b;
  --brand:#0ea5e9; --brand2:#22c55e; --dark:#0f172a; --line:#e2e8f0;
  --green:#047857; --green2:#065f46; --radius:16px; --shadow:0 10px 30px rgba(2,32,71,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Tahoma,sans-serif;background:var(--bg);color:var(--ink);line-height:1.7}
.container{width:min(1160px,92%);margin:0 auto}
.section{padding:64px 0}
.center-title{text-align:center;font-size:clamp(24px,3.4vw,40px);line-height:1.25;margin:.3em 0}
.center-muted{text-align:center;color:var(--muted);margin:0;text-transform:uppercase;letter-spacing:.1em;font-size:13px;font-weight:700}
.accent{background:linear-gradient(90deg,#0ea5e9,#22c55e);-webkit-background-clip:text;background-clip:text;color:transparent}
.muted{color:var(--muted)}
.center{text-align:center}

/* buttons */
.btn{display:inline-block;padding:12px 20px;border-radius:12px;text-decoration:none;font-weight:800;border:1px solid transparent;cursor:pointer;font-size:15px}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{filter:brightness(.95)}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-block{width:100%;margin-top:12px}
.btn-light{background:#fff;color:var(--brand2)}
.btn-light:hover{filter:brightness(.95)}

/* topbar */
.topbar{background:#f8fafc;border-bottom:1px solid var(--line);font-size:13px}
.topbar-inner{display:flex;justify-content:space-between;align-items:center;padding:8px 0;flex-wrap:wrap}
.topbar-tag{color:var(--muted)}
.topbar-links{display:flex;align-items:center;gap:12px}
.topbar-links a{color:var(--ink);text-decoration:none}
.topbar-links a:hover{color:var(--brand)}
.topbar-links .sep{color:#cbd5e1}

/* navbar */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:12px 0}
.logo{font-weight:900;font-size:22px;text-decoration:none;color:var(--dark)}
.logo span{color:var(--brand)}
.main-nav{display:flex;gap:22px}
.main-nav a{text-decoration:none;color:var(--ink);font-weight:600;padding:8px 4px}
.main-nav a:hover{color:var(--brand)}
.nav-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;font-size:20px;padding:6px 12px;cursor:pointer}

/* hero */
.hero{background:linear-gradient(180deg,#eef7ff,#eafff3);padding:44px 0 0}
.hero-inner{text-align:center}
.hero-kicker{color:var(--brand);font-weight:800;letter-spacing:.05em;text-transform:uppercase;margin:0}
.hero-title{font-size:clamp(30px,5vw,56px);line-height:1.12;margin:.2em 0}
.hero-sub{color:var(--muted);max-width:600px;margin:0 auto 28px}
.hero-banner{position:relative;background:linear-gradient(120deg,#0b3b2e,#0ea5e9);border-radius:20px;color:#fff;padding:36px;display:flex;justify-content:space-between;align-items:center;gap:20px;max-width:900px;margin:0 auto;text-align:left;box-shadow:var(--shadow)}
.banner-badge{display:inline-block;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.3);padding:5px 12px;border-radius:999px;font-size:13px}
.banner-left h3{font-size:clamp(22px,3vw,32px);margin:.4em 0}
.banner-left em{font-weight:400;color:#cffafe;font-style:normal;font-size:.7em}
.banner-right{display:flex;gap:14px}
.mini-card{background:#fff;color:var(--ink);border-radius:14px;padding:12px 16px;min-width:120px;box-shadow:var(--shadow);line-height:1.4;text-align:left}
.mini-card b{display:block;font-size:22px}
.mini-card small{color:var(--muted)}
.hero-stats{display:flex;justify-content:center;gap:16px;padding:28px 0 20px}
.hero-stats div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px 22px;min-width:120px;box-shadow:var(--shadow)}
.hero-stats strong{display:block;font-size:26px;color:var(--brand)}
.hero-stats span{font-size:13px;color:var(--muted)}

/* logo strip */
.logo-strip{padding:30px 0;background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.logos{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px;margin-top:16px}
.logos span{font-weight:900;font-size:20px;letter-spacing:.05em;color:#94a3b8}

/* trust */
.trust{padding:28px 0}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.trust-badge{display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:14px;padding:14px;background:#f8fafc}
.trust-badge .ic{font-size:26px}
.trust-badge b{display:block;font-size:15px}
.trust-badge small{color:var(--muted)}

/* predesigned 5 */
.predesigned{background:#fff}
.pill-row{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin:24px 0}
.pill{border-radius:999px;padding:6px 16px;font-weight:800;font-size:13px;color:#fff}
.pill-green{background:#16a34a}.pill-red{background:#ef4444}.pill-blue{background:#2563eb}.pill-yellow{background:#d97706}
.big-five{text-align:center;font-size:clamp(80px,14vw,150px);font-weight:900;line-height:1;background:linear-gradient(180deg,#0ea5e9,#047857);-webkit-background-clip:text;background-clip:text;color:transparent;margin:8px 0 24px}
.disc-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.disc-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow);transition:transform .15s}
.disc-card:hover{transform:translateY(-3px)}
.disc-cover{height:110px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:48px;margin-bottom:12px}
.c1{background:linear-gradient(135deg,#fecaca,#fca5a5)}
.c2{background:linear-gradient(135deg,#fde68a,#fcd34d)}
.c3{background:linear-gradient(135deg,#bbf7d0,#86efac)}
.c4{background:linear-gradient(135deg,#bfdbfe,#93c5fd)}
.c5{background:linear-gradient(135deg,#ddd6fe,#c4b5fd)}
.disc-card h3{font-size:17px;margin:.2em 0}
.disc-card .en{color:var(--brand);font-weight:700;font-size:13px;margin:0}
.tag{display:inline-block;background:#f1f5f9;border:1px solid var(--line);border-radius:999px;padding:3px 10px;font-size:12px;margin-top:8px;color:#334155}

/* dark section */
.dark-section{background:var(--dark);color:#fff;padding:64px 0}
.light{color:#fff}
.layout-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:30px}
.layout-cell{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:20px;text-align:center}
.layout-cell span{font-size:34px;display:block;margin-bottom:8px}
.layout-cell b{font-size:15px}

/* features */
.features{background:#f8fafc}
.feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:30px}
.feat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;text-align:center;box-shadow:var(--shadow)}
.feat .fi{font-size:38px;margin-bottom:10px}
.feat b{font-size:15px}

/* green pricing */
.green-section{background:linear-gradient(135deg,var(--green),var(--green2));color:#fff;padding:64px 0}
.green-lead{text-align:center;color:#d1fae5;max-width:620px;margin:0 auto 30px}
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.price-card{background:#fff;color:var(--ink);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.price-head{background:var(--brand);color:#fff;font-weight:800;padding:14px 18px}
.price-body{padding:18px}
.price-body label{display:block;font-size:14px;font-weight:600;margin:10px 0 0}
.price-body input,.price-body select{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:10px;margin-top:6px;font-size:15px}
.result{background:#f1f5f9;border:1px dashed #94a3b8;border-radius:10px;padding:12px;margin-top:12px;font-weight:700;white-space:pre-line}
.zones{margin-top:10px;display:grid;gap:6px}
.zone{display:flex;justify-content:space-between;background:#f8fafc;border:1px solid var(--line);border-radius:8px;padding:6px 10px;font-size:14px}
.tips{font-size:14px;color:#334155;padding-left:18px}

/* store 2.0 */
.store-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center}
.store-right{display:grid;gap:14px}
.store-card{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;box-shadow:var(--shadow)}
.store-card b{font-size:28px}
.store-card p{margin:0;color:var(--muted)}

/* counters */
.counters{background:#f8fafc}
.counter-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;text-align:center}
.counter strong{display:block;font-size:clamp(34px,5vw,52px);color:var(--brand)}
.counter span{color:var(--muted)}

/* blog */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}
.post-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.post-cover{font-size:56px;text-align:center;padding:30px;background:linear-gradient(135deg,#e0f2fe,#dcfce7)}
.post-body{padding:18px}
.post-body a{color:var(--brand);font-weight:800;text-decoration:none}

/* cta */
.cta{background:var(--dark);color:#fff;padding:60px 0;text-align:center}
.cta h2{font-size:clamp(24px,3.4vw,40px);line-height:1.3;margin:0 0 22px}
.cta-inner{max-width:700px}

/* footer */
.site-footer{background:#0b1220;color:#e2e8f0}
.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:18px;padding:32px 0}
.site-footer a{color:#7dd3fc;text-decoration:none}
.copyright{text-align:center;padding:14px;border-top:1px solid rgba(255,255,255,.15);font-size:13px;color:#94a3b8}

/* responsive */
@media(max-width:1000px){
  .disc-grid{grid-template-columns:repeat(3,1fr)}
  .trust-grid,.layout-grid,.feat-grid{grid-template-columns:repeat(3,1fr)}
  .pricing,.store-grid{grid-template-columns:1fr}
  .store-grid{grid-template-columns:1fr}
}
@media(max-width:760px){
  .section{padding:44px 0}
  .disc-grid,.trust-grid,.layout-grid,.feat-grid,.post-grid{grid-template-columns:1fr 1fr}
  .hero-banner{flex-direction:column;text-align:center}
  .banner-left{text-align:center}
  .counter-grid,.footer-grid{grid-template-columns:1fr}
  .main-nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;padding:10px 4%;border-bottom:1px solid var(--line)}
  .main-nav.open{display:flex}
  .nav-toggle{display:block}
  .topbar-links{display:none}
}
@media(max-width:520px){
  .disc-grid,.trust-grid,.layout-grid,.feat-grid,.post-grid{grid-template-columns:1fr}
  .hero-stats{flex-wrap:wrap}
  .banner-right{flex-wrap:wrap;justify-content:center}
}