/* ==================== yeeoo common stylesheet ==================== */

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}

:root{
  --bg:#f7f8fa;
  --card:#ffffff;
  --panel:#fafbfc;
  --border:#e4e7eb;
  --border-hover:#c5cad1;
  --text:#1a1d23;
  --text-2:#6b7280;
  --text-3:#9ca3af;
  --accent:#4f6ef7;
  --accent-h:#3b5de5;
  --accent-soft:#eef1fe;
  --green:#16a34a;
  --green-bg:#dcfce7;
  --red:#dc2626;
  --red-bg:#fee2e2;
  --orange:#d97706;
  --radius:12px;
  --radius-sm:8px;
  --shadow:0 1px 3px rgba(0,0,0,0.06),0 1px 2px rgba(0,0,0,0.04);
  --shadow-lg:0 10px 30px rgba(0,0,0,0.08),0 4px 12px rgba(0,0,0,0.04);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",sans-serif;
  --mono:"SF Mono","Cascadia Code",Consolas,monospace;
  --maxw:960px;
}

/* Scrollbar */
*{scrollbar-width:thin;scrollbar-color:rgba(0,0,0,0.18) transparent}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(0,0,0,0.15);border-radius:8px;border:2px solid transparent;background-clip:padding-box}
::-webkit-scrollbar-thumb:hover{background:rgba(0,0,0,0.28);background-clip:padding-box;border:2px solid transparent}
::-webkit-scrollbar-corner{background:transparent}

html{scroll-behavior:smooth}

body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  min-height:100vh;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  text-rendering:optimizeLegibility;
}

a{color:var(--accent);text-decoration:none;transition:color .15s}
a:hover{color:var(--accent-h)}

/* ===== Logo icon ===== */
.logo-icon{
  width:28px;height:28px;
  display:block;
  object-fit:contain;
  flex-shrink:0;
  border-radius:0;
  background:transparent;
  padding:0;
  border:none;
  box-shadow:none;
}

/* ===== Navbar ===== */
.navbar{
  position:sticky;
  top:0;
  z-index:1000;
  background:rgba(255,255,255,0.82);
  backdrop-filter:saturate(180%) blur(12px);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--border);
}
.navbar-inner{
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 20px;
  height:56px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.navbar-logo{
  display:flex;
  align-items:center;
  gap:8px;
  font-family:"Quicksand",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:21px;
  font-weight:700;
  color:var(--text);
  letter-spacing:-0.3px;
}
.navbar-logo:hover{color:var(--text)}
.navbar-logo .accent{color:var(--accent)}
.navbar-links{
  display:flex;
  align-items:center;
  gap:2px;
}
.navbar-links a{
  font-size:14px;
  color:var(--text-2);
  padding:7px 14px;
  border-radius:6px;
  transition:all .15s;
}
.navbar-links a:hover{color:var(--text);background:var(--bg)}
.navbar-links a.cta{
  color:#fff;
  background:var(--accent);
  font-weight:500;
  padding:7px 18px;
}
.navbar-links a.cta:hover{background:var(--accent-h);color:#fff}

/* ===== Page layout ===== */
.page{max-width:var(--maxw);margin:0 auto;padding:0 20px 60px}
.page-header{
  text-align:center;
  padding:56px 20px 36px;
}
.page-header h1{
  font-size:32px;
  font-weight:700;
  letter-spacing:-0.5px;
  margin-bottom:10px;
}
.page-header h1 .grad{color:var(--accent)}
.page-header p{
  color:var(--text-2);
  font-size:16px;
  max-width:560px;
  margin:0 auto;
}
.page-header .updated{
  display:inline-block;
  margin-top:14px;
  font-size:13px;
  color:var(--text-3);
  background:var(--bg);
  padding:3px 12px;
  border-radius:20px;
}

/* ===== Card ===== */
.card{
  background:var(--card);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  border:1px solid var(--border);
  overflow:hidden;
}
.card-body{padding:28px}

/* ===== Feature grid ===== */
.feature-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
  margin-top:32px;
}
.feature-card{
  padding:24px;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  transition:border-color .2s,box-shadow .2s;
}
.feature-card:hover{
  border-color:var(--accent);
  box-shadow:var(--shadow-lg);
}
.feature-icon{
  width:44px;height:44px;
  display:flex;align-items:center;justify-content:center;
  border-radius:10px;
  background:var(--accent-soft);
  color:var(--accent);
  margin-bottom:14px;
}
.feature-icon svg{width:22px;height:22px}
.feature-card h3{font-size:16px;font-weight:600;margin-bottom:6px}
.feature-card p{font-size:14px;color:var(--text-2);line-height:1.7}

/* ===== Steps ===== */
.steps{margin-top:32px}
.step-row{
  display:flex;
  gap:20px;
  padding:24px;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  margin-bottom:14px;
  transition:border-color .2s;
}
.step-row:hover{border-color:var(--accent)}
.step-num{
  width:36px;height:36px;
  flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;
  background:var(--accent);
  color:#fff;
  font-size:15px;
  font-weight:700;
}
.step-content h3{font-size:16px;font-weight:600;margin-bottom:5px}
.step-content p{font-size:14px;color:var(--text-2);line-height:1.7}
.step-content .kbd{
  display:inline-block;
  font-family:var(--mono);
  font-size:12px;
  background:var(--bg);
  border:1px solid var(--border);
  border-radius:4px;
  padding:1px 6px;
  margin:0 2px;
}

/* ===== FAQ ===== */
.faq-item{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  margin-bottom:10px;
  overflow:hidden;
}
.faq-q{
  width:100%;
  text-align:left;
  font-size:15px;
  font-weight:500;
  color:var(--text);
  padding:16px 20px;
  background:none;
  border:none;
  cursor:pointer;
  display:flex;
  justify-content:space-between;
  align-items:center;
  transition:background .15s;
}
.faq-q:hover{background:var(--bg)}
.faq-q .chev{transition:transform .2s;color:var(--text-3);flex-shrink:0;margin-left:12px}
.faq-item.open .faq-q .chev{transform:rotate(180deg)}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
}
.faq-item.open .faq-a{max-height:300px}
.faq-a-inner{padding:0 20px 16px;font-size:14px;color:var(--text-2);line-height:1.75}

/* ===== Prose (legal pages) ===== */
.prose{max-width:720px;margin:0 auto}
.prose h2{
  font-size:18px;
  font-weight:600;
  margin:32px 0 10px;
  padding-top:8px;
  border-top:1px solid var(--border);
}
.prose h2:first-child{border-top:none;margin-top:0;padding-top:0}
.prose h3{font-size:15px;font-weight:600;margin:20px 0 8px;color:var(--text)}
.prose p{font-size:14.5px;color:var(--text-2);line-height:1.85;margin-bottom:12px}
.prose ul{margin:0 0 14px 18px}
.prose li{font-size:14.5px;color:var(--text-2);line-height:1.85;margin-bottom:4px}
.prose strong{color:var(--text);font-weight:600}
.prose .callout{
  background:var(--accent-soft);
  border-left:3px solid var(--accent);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  padding:14px 18px;
  margin:16px 0;
  font-size:14px;
  color:var(--text);
  line-height:1.75;
}
.prose .callout strong{color:var(--accent)}

/* ===== Info rows (contact/about) ===== */
.info-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
  margin-top:32px;
}
.info-card{
  padding:24px;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  text-align:center;
}
.info-card .info-icon{
  width:44px;height:44px;
  margin:0 auto 14px;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;
  background:var(--accent-soft);
  color:var(--accent);
}
.info-card .info-icon svg{width:22px;height:22px}
.info-card h3{font-size:15px;font-weight:600;margin-bottom:6px}
.info-card p{font-size:14px;color:var(--text-2);line-height:1.7}
.info-card a{font-size:14px;font-weight:500}

/* ===== Contact form ===== */
.contact-form{max-width:560px;margin:32px auto 0}
.form-group{margin-bottom:18px}
.form-group label{
  display:block;
  font-size:14px;
  font-weight:500;
  color:var(--text);
  margin-bottom:6px;
}
.form-group input,
.form-group textarea{
  width:100%;
  padding:12px 16px;
  font-size:14px;
  font-family:var(--font);
  color:var(--text);
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius-sm);
  outline:none;
  transition:border-color .2s,box-shadow .2s;
}
.form-group input:focus,
.form-group textarea:focus{
  border-color:var(--accent);
  box-shadow:0 0 0 3px var(--accent-soft);
}
.form-group textarea{resize:vertical;min-height:120px}
.btn-submit{
  width:100%;
  padding:13px;
  font-size:15px;
  font-weight:600;
  color:#fff;
  background:var(--accent);
  border:none;
  border-radius:var(--radius-sm);
  cursor:pointer;
  transition:background .15s;
}
.btn-submit:hover{background:var(--accent-h)}

/* ===== CTA section ===== */
.cta-section{
  text-align:center;
  margin-top:48px;
  padding:40px 20px;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
}
.cta-section h2{font-size:20px;font-weight:700;margin-bottom:8px}
.cta-section p{font-size:14px;color:var(--text-2);margin-bottom:20px}
.btn-cta{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:12px 32px;
  font-size:15px;
  font-weight:600;
  color:#fff;
  background:var(--accent);
  border-radius:var(--radius-sm);
  transition:all .15s;
}
.btn-cta:hover{background:var(--accent-h);color:#fff;transform:translateY(-1px);box-shadow:0 4px 12px rgba(79,110,247,0.25)}

/* ===== Trust badge ===== */
.trust-badge{
  display:inline-flex;
  align-items:center;
  gap:5px;
  font-size:12px;
  color:var(--green);
  background:var(--green-bg);
  padding:3px 12px;
  border-radius:20px;
  font-weight:500;
}
.trust-badge svg{width:13px;height:13px;flex-shrink:0}

/* ===== Brand badge ===== */
.brand{
  display:inline-block;
  font-size:13px;
  font-weight:700;
  letter-spacing:2px;
  color:var(--accent);
  text-transform:lowercase;
  padding:4px 14px;
  border:1.5px solid var(--accent);
  border-radius:20px;
  margin-bottom:16px;
  background:var(--accent-soft);
}

/* ===== Footer ===== */
.site-footer{
  background:#fff;
  border-top:1px solid var(--border);
  margin-top:48px;
}
.footer-inner{
  max-width:var(--maxw);
  margin:0 auto;
  padding:44px 20px 24px;
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1fr;
  gap:36px;
}
.footer-brand h3{
  font-family:"Quicksand",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:19px;
  font-weight:700;
  margin-bottom:10px;
  display:flex;align-items:center;gap:8px;
  letter-spacing:-0.3px;
  color:var(--text);
}
.footer-brand .accent{color:var(--accent)}
.footer-brand p{
  font-size:13px;
  color:var(--text-3);
  line-height:1.75;
  max-width:280px;
  margin-bottom:12px;
}
.footer-brand .footer-badge{
  display:inline-flex;
  align-items:center;
  gap:5px;
  font-size:12px;
  color:var(--green);
  background:var(--green-bg);
  padding:4px 12px;
  border-radius:20px;
  font-weight:500;
}
.footer-brand .footer-badge svg{width:13px;height:13px}
.footer-col h4{font-size:13px;font-weight:600;color:var(--text);margin-bottom:14px}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:9px}
.footer-col a{font-size:13px;color:var(--text-3)}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{
  border-top:1px solid var(--border);
  padding:16px 20px;
  text-align:center;
  font-size:12.5px;
  color:var(--text-3);
  line-height:1.7;
}
.footer-bottom .copyright{color:var(--text-2);font-weight:500}
.footer-bottom .sep{margin:0 6px;opacity:0.5}
.footer-bottom .company{font-size:12px}
.footer-bottom .disclaimer{
  display:block;
  margin-top:4px;
  font-size:11.5px;
  color:var(--text-3);
  opacity:0.7;
}

/* ===== Responsive ===== */
@media(max-width:600px){
  .page-header{padding:40px 16px 24px}
  .page-header h1{font-size:24px}
  .page-header p{font-size:14px}
  .feature-grid{grid-template-columns:1fr}
  .info-grid{grid-template-columns:1fr}
  .navbar-links a:not(.cta){display:none}
  .footer-inner{grid-template-columns:1fr 1fr;gap:24px}
  .footer-brand{grid-column:1/-1}
  .card-body{padding:20px}
  .step-row{padding:18px}
}