/* ===== Mocbo Marker Ball — homepage styles ===== */
:root{
  --green:#15692e;
  --green-2:#1f8a3f;
  --green-d:#0f4f22;
  --yellow:#ffc000;
  --ink:#1a1f1a;
  --muted:#5b665c;
  --line:#e3e8e3;
  --bg:#ffffff;
  --bg-soft:#f4f7f4;
  --radius:14px;
  --shadow:0 6px 22px rgba(20,60,30,.10);
  --maxw:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Segoe UI",Roboto,Helvetica,Arial,"PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.6;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.container{width:min(var(--maxw),92vw);margin:0 auto}

/* buttons */
.btn{display:inline-block;padding:12px 22px;border-radius:999px;font-weight:600;font-size:15px;transition:.2s;cursor:pointer}
.btn-primary{background:var(--green);color:#fff}
.btn-primary:hover{background:var(--green-2)}
.btn-quote{background:var(--yellow);color:#1a1a1a;margin-left:auto}
.btn-quote:hover{filter:brightness(1.05)}
.btn-ghost{border:2px solid var(--green);color:var(--green);background:transparent}
.btn-ghost:hover{background:var(--green);color:#fff}

/* ===== header ===== */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 2px 10px rgba(0,0,0,.04)}
.nav-wrap{display:flex;align-items:center;gap:18px;height:68px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:var(--green)}
.brand-logo{height:34px;width:auto}
.brand-name{letter-spacing:.5px}
.main-nav{display:flex;gap:22px;margin-left:18px}
.main-nav a{font-size:15px;font-weight:500;color:#2c332c;padding:6px 0;position:relative}
.main-nav a:hover{color:var(--green)}
.main-nav a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--green);transition:.2s}
.main-nav a:hover::after{width:100%}
.nav-toggle{display:none;background:none;border:none;font-size:26px;cursor:pointer;color:var(--green);margin-left:auto}

/* ===== hero ===== */
.hero{background:linear-gradient(135deg,#f4f7f4 0%,#eaf3ec 100%);padding:56px 0 64px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.eyebrow{display:inline-block;background:var(--green);color:#fff;font-size:13px;font-weight:600;padding:5px 14px;border-radius:999px;margin-bottom:16px}
.hero h1{font-size:clamp(34px,5vw,54px);line-height:1.08;color:var(--green-d);letter-spacing:-.5px}
.hero-sub{margin:18px 0 22px;font-size:18px;color:var(--muted);max-width:540px}
.hero-sub strong{color:var(--green)}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}
.chip{background:#fff;border:1px solid var(--line);color:var(--green);font-size:13px;font-weight:600;padding:7px 14px;border-radius:999px;box-shadow:var(--shadow)}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-media{position:relative}
.hero-media img{border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--line)}
.hero-badge{position:absolute;left:14px;bottom:14px;background:rgba(21,105,46,.92);color:#fff;font-size:13px;font-weight:600;padding:8px 14px;border-radius:10px}

/* ===== trust ===== */
.trust{background:var(--green-d);color:#fff;padding:18px 0}
.trust-inner{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.trust-label{font-weight:700;font-size:14px;letter-spacing:.5px;opacity:.85;white-space:nowrap}
.trust-list{display:flex;flex-wrap:wrap;gap:10px 26px;list-style:none}
.trust-list li{font-size:14px;font-weight:600;position:relative;padding-left:16px}
.trust-list li::before{content:"";position:absolute;left:0;top:8px;width:7px;height:7px;border-radius:50%;background:var(--yellow)}

/* ===== section base ===== */
section{padding:64px 0}
.section-title{font-size:clamp(26px,3.4vw,36px);color:var(--green-d);text-align:center;margin-bottom:10px}
.section-lead{text-align:center;color:var(--muted);max-width:680px;margin:0 auto 38px;font-size:17px}

/* ===== why cards ===== */
.why{background:var(--bg)}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.card{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;transition:.2s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--green-2)}
.card-ico{font-size:30px;margin-bottom:12px}
.card h3{font-size:18px;color:var(--green);margin-bottom:8px}
.card p{font-size:14.5px;color:var(--muted)}

/* ===== frequency table ===== */
.frequency{background:var(--bg-soft)}
.table-scroll{overflow-x:auto;border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--line)}
.freq-table{width:100%;border-collapse:collapse;background:#fff;min-width:620px}
.freq-table th{background:var(--yellow);color:#1a1a1a;text-align:left;padding:14px 18px;font-size:15px}
.freq-table td{padding:13px 18px;border-top:1px solid var(--line);font-size:15px}
.freq-table tbody tr:nth-child(even){background:#fafcfa}
.freq-table tr.hl{background:#eafaef;font-weight:600}
.freq-table tr.hl td{color:var(--green-d)}
.sw{display:inline-block;width:16px;height:16px;border-radius:4px;border:1px solid rgba(0,0,0,.15);margin-right:3px;vertical-align:-3px}
.table-note{text-align:center;color:var(--green);font-weight:600;margin-top:18px;font-size:15px}

/* ===== compatibility banner ===== */
.compat{background:var(--green);color:#fff;padding:48px 0;text-align:center}
.compat h2{font-size:clamp(22px,3vw,32px);margin-bottom:12px;line-height:1.25}
.compat p{opacity:.9;max-width:720px;margin:0 auto;font-size:17px}

/* ===== process / compare images ===== */
.process-img,.compare-img{border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--line);width:100%}
.compare{background:var(--bg-soft)}

/* ===== cases ===== */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.case{background:#fff;border:1px solid var(--line);border-left:5px solid var(--green);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow)}
.case blockquote{font-size:16px;color:#2c332c;margin-bottom:14px}
.case figcaption{font-weight:700;color:var(--green);font-size:14px}

/* ===== bottom cta ===== */
.cta{background:linear-gradient(135deg,var(--green-d),var(--green));color:#fff}
.cta-inner{display:grid;grid-template-columns:1.3fr .7fr;gap:34px;align-items:center}
.cta h2{font-size:clamp(24px,3vw,34px);margin-bottom:10px}
.cta p{opacity:.92;margin-bottom:22px;font-size:17px}
.cta-btns{display:flex;gap:14px;flex-wrap:wrap}
.cta .btn-primary{background:#fff;color:var(--green-d)}
.cta .btn-primary:hover{background:var(--yellow);color:#1a1a1a}
.cta .btn-ghost{border-color:#fff;color:#fff}
.cta .btn-ghost:hover{background:#fff;color:var(--green-d)}
.cta-sign{max-width:280px;margin-left:auto;background:#fff;padding:10px;border-radius:10px;box-shadow:var(--shadow)}

/* ===== footer ===== */
.site-footer{background:#10271a;color:#cfe0d4;padding:48px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.4fr;gap:30px}
.footer-logo{height:32px;margin-bottom:12px;filter:brightness(0) invert(1)}
.footer-tag{font-size:14px;opacity:.8;max-width:280px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:12px}
.site-footer a{display:block;font-size:14px;opacity:.82;padding:4px 0}
.site-footer a:hover{color:var(--yellow)}
.site-footer p{font-size:14px;opacity:.82;padding:3px 0}
.footer-bottom{display:flex;justify-content:space-between;border-top:1px solid rgba(255,255,255,.12);margin-top:30px;padding-top:16px;font-size:13px;opacity:.7}

/* ===== responsive ===== */
@media(max-width:920px){
  .hero-grid{grid-template-columns:1fr}
  .cards{grid-template-columns:repeat(2,1fr)}
  .case-grid{grid-template-columns:1fr}
  .cta-inner{grid-template-columns:1fr}
  .cta-sign{margin:0}
  .footer-grid{grid-template-columns:1fr 1fr}
  .main-nav{position:absolute;top:68px;left:0;right:0;background:#fff;flex-direction:column;gap:0;padding:8px 0;box-shadow:var(--shadow);display:none;border-bottom:1px solid var(--line)}
  .main-nav.open{display:flex}
  .main-nav a{padding:13px 6vw;border-top:1px solid var(--line)}
  .nav-toggle{display:block}
  .btn-quote{display:none}
}
@media(max-width:560px){
  .cards{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  section{padding:48px 0}
  .hero{padding:40px 0}
}