/* ============ AlipayAuction — Blockchain Security Theme ============ */

:root{
  --bg-0:#05070d;
  --bg-1:#0a0e1a;
  --bg-2:#0f1526;
  --panel:#0d1220cc;
  --panel-solid:#0d1220;
  --border:#1e2a44;
  --border-glow:#2ee6a8;
  --text-0:#eaf1ff;
  --text-1:#9fb0cc;
  --text-2:#6c7a99;
  --accent-a:#2ee6a8; /* neon green */
  --accent-b:#3aa0ff; /* neon blue */
  --accent-c:#a75dff; /* neon purple */
  --accent-warn:#ffb454;
  --grad-1: linear-gradient(120deg, var(--accent-a), var(--accent-b) 55%, var(--accent-c));
  --mono: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --radius: 16px;
  --maxw: 1180px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-0);
  font-family:var(--sans);
  line-height:1.6;
  overflow-x:hidden;
  min-height:100vh;
}
body::before{
  content:"";
  position:fixed; inset:0;
  z-index:0;
  pointer-events:none;
  background:
    radial-gradient(1100px 600px at 15% -10%, #123a3244 0%, transparent 60%),
    radial-gradient(900px 500px at 110% 10%, #17245c3d 0%, transparent 60%),
    linear-gradient(var(--bg-0), var(--bg-1) 40%, var(--bg-0));
}
body::after{
  content:"";
  position:fixed; inset:0;
  z-index:0;
  pointer-events:none;
  opacity:.35;
  background-image:
    linear-gradient(to right, #1c2740 1px, transparent 1px),
    linear-gradient(to bottom, #1c2740 1px, transparent 1px);
  background-size:42px 42px;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
}

a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }
ul{ list-style:none; margin:0; padding:0; }
button{ font-family:inherit; cursor:pointer; }
h1,h2,h3,h4{ margin:0 0 .5em; font-weight:700; letter-spacing:-.02em; }
p{ margin:0 0 1em; color:var(--text-1); }

.wrap{ max-width:var(--maxw); margin:0 auto; padding:0 24px; position:relative; z-index:1; }
.mono{ font-family:var(--mono); }

.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--mono); font-size:.72rem; letter-spacing:.14em; text-transform:uppercase;
  color:var(--accent-a);
  border:1px solid #1d3d34;
  background:#0d1f1a80;
  padding:6px 14px; border-radius:999px;
  margin-bottom:18px;
}
.eyebrow .dot{ width:6px; height:6px; border-radius:50%; background:var(--accent-a); box-shadow:0 0 8px var(--accent-a); animation:pulse 1.8s infinite; }
@keyframes pulse{ 0%,100%{opacity:1} 50%{opacity:.3} }

.gradient-text{
  background:var(--grad-1);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}

/* ---------- particle network canvas ---------- */
#net-bg{ position:fixed; inset:0; z-index:0; opacity:.55; pointer-events:none; }

/* ---------- nav ---------- */
.nav{
  position:sticky; top:0; z-index:50;
  backdrop-filter:blur(14px);
  background:#05070dcc;
  border-bottom:1px solid var(--border);
}
.nav .wrap{ display:flex; align-items:center; justify-content:space-between; height:74px; }
.brand{ display:flex; align-items:center; gap:10px; font-weight:800; font-size:1.15rem; }
.brand-mark{
  width:34px; height:34px; border-radius:9px;
  background:var(--grad-1);
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 0 22px #2ee6a855;
  position:relative;
}
.brand-mark svg{ width:19px; height:19px; }
.brand-name{ letter-spacing:-.01em; }
.brand-name .suffix{ color:var(--accent-a); }

.nav-links{ display:flex; align-items:center; gap:34px; }
.nav-links a{
  font-size:.92rem; color:var(--text-1); position:relative; padding:6px 0;
  transition:color .2s;
}
.nav-links a:hover, .nav-links a.active{ color:var(--text-0); }
.nav-links a.active::after{
  content:""; position:absolute; left:0; right:0; bottom:-2px; height:2px;
  background:var(--grad-1); border-radius:2px;
}
.nav-cta{
  display:inline-flex; align-items:center; gap:8px;
  background:var(--grad-1); color:#04120c; font-weight:700; font-size:.88rem;
  padding:10px 18px; border-radius:10px; border:none;
  box-shadow:0 0 0 1px #ffffff22 inset, 0 8px 24px -8px #2ee6a866;
  transition:transform .15s, box-shadow .15s;
}
.nav-cta:hover{ transform:translateY(-1px); box-shadow:0 0 0 1px #ffffff33 inset, 0 12px 28px -8px #2ee6a888; }

.nav-burger{ display:none; width:38px; height:38px; border-radius:8px; border:1px solid var(--border); background:transparent; color:var(--text-0); align-items:center; justify-content:center; }
.nav-mobile{
  display:none; flex-direction:column; gap:2px; padding:8px 24px 20px;
  border-bottom:1px solid var(--border); background:#05070df2;
}
.nav-mobile a{ padding:12px 4px; color:var(--text-1); border-bottom:1px solid #131c30; }
.nav-mobile.open{ display:flex; }

/* ---------- hero ---------- */
.hero{ position:relative; padding:96px 0 70px; }
.hero-grid{ display:grid; grid-template-columns:1.1fr .9fr; gap:56px; align-items:center; }
.hero h1{ font-size:clamp(2.2rem, 4.4vw, 3.6rem); line-height:1.08; }
.hero-sub{ font-size:1.08rem; max-width:560px; }
.hero-actions{ display:flex; gap:14px; flex-wrap:wrap; margin-top:28px; }

.btn{
  display:inline-flex; align-items:center; gap:8px; font-weight:700; font-size:.94rem;
  padding:13px 22px; border-radius:11px; border:1px solid transparent; transition:all .18s;
}
.btn-primary{
  background:var(--grad-1); color:#04120c;
  box-shadow:0 10px 30px -10px #2ee6a877;
}
.btn-primary:hover{ transform:translateY(-2px); box-shadow:0 14px 34px -8px #2ee6a8aa; }
.btn-ghost{
  background:#ffffff08; color:var(--text-0); border-color:var(--border);
}
.btn-ghost:hover{ background:#ffffff12; border-color:#2c3c5c; }

.hero-stats{ display:flex; gap:28px; margin-top:40px; flex-wrap:wrap; }
.hero-stat b{ display:block; font-size:1.5rem; font-family:var(--mono); }
.hero-stat span{ font-size:.78rem; color:var(--text-2); text-transform:uppercase; letter-spacing:.08em; }

/* code / terminal panel */
.terminal{
  border:1px solid var(--border); border-radius:var(--radius);
  background:linear-gradient(180deg,#0c1220,#090d18);
  box-shadow:0 30px 80px -30px #000c, 0 0 0 1px #0f1a2d inset;
  overflow:hidden;
}
.terminal-bar{ display:flex; align-items:center; gap:8px; padding:12px 16px; border-bottom:1px solid var(--border); background:#0a0f1c; }
.terminal-bar span{ width:11px; height:11px; border-radius:50%; }
.terminal-bar .r{ background:#ff5f57; } .terminal-bar .y{ background:#febc2e; } .terminal-bar .g{ background:#28c840; }
.terminal-title{ margin-left:auto; font-family:var(--mono); font-size:.72rem; color:var(--text-2); }
.terminal pre{ margin:0; padding:20px 22px; font-family:var(--mono); font-size:.82rem; line-height:1.75; overflow-x:auto; }
.terminal .c1{ color:var(--accent-c); } .terminal .c2{ color:var(--accent-b); } .terminal .c3{ color:var(--accent-a); }
.terminal .c4{ color:var(--text-2); } .terminal .c5{ color:var(--accent-warn); }

/* trust strip */
.trust{ padding:34px 0; border-top:1px solid var(--border); border-bottom:1px solid var(--border); }
.trust-inner{ display:flex; align-items:center; gap:34px; flex-wrap:wrap; justify-content:space-between; }
.trust-label{ font-family:var(--mono); font-size:.75rem; color:var(--text-2); text-transform:uppercase; letter-spacing:.1em; white-space:nowrap; }
.trust-logos{ display:flex; gap:34px; flex-wrap:wrap; opacity:.8; }
.trust-logos span{ font-family:var(--mono); font-weight:600; color:var(--text-1); font-size:.95rem; }

/* section wrapper */
.section{ padding:96px 0; position:relative; }
.section-head{ max-width:640px; margin:0 auto 56px; text-align:center; }
.section-head h2{ font-size:clamp(1.7rem,3vw,2.4rem); }
.section-head p{ font-size:1.02rem; }
.section-head.left{ margin:0 0 48px; text-align:left; }

/* cards grid */
.grid{ display:grid; gap:22px; }
.grid.cols-4{ grid-template-columns:repeat(4,1fr); }
.grid.cols-3{ grid-template-columns:repeat(3,1fr); }
.grid.cols-2{ grid-template-columns:repeat(2,1fr); }

.card{
  border:1px solid var(--border); border-radius:var(--radius);
  background:linear-gradient(180deg,#0e1424aa,#0a0f1c99);
  padding:28px; position:relative; overflow:hidden;
  transition:transform .2s, border-color .2s, box-shadow .2s;
}
.card:hover{ transform:translateY(-4px); border-color:#2a4a3f; box-shadow:0 20px 50px -24px #000a; }
.card::before{
  content:""; position:absolute; inset:0; opacity:0; transition:opacity .25s;
  background:radial-gradient(300px 140px at 20% 0%, #2ee6a81a, transparent);
}
.card:hover::before{ opacity:1; }
.card-icon{
  width:46px; height:46px; border-radius:12px; display:flex; align-items:center; justify-content:center;
  background:#0f2019; border:1px solid #1d3d34; color:var(--accent-a); margin-bottom:18px;
}
.card-icon svg{ width:22px; height:22px; }
.card h3{ font-size:1.08rem; }
.card p{ font-size:.92rem; margin-bottom:0; }
.card .tag{
  display:inline-block; margin-top:14px; font-family:var(--mono); font-size:.72rem;
  color:var(--accent-b); background:#0d1a2e; border:1px solid #1c2f4d; padding:3px 10px; border-radius:999px;
}

/* process steps */
.steps{ display:grid; grid-template-columns:repeat(5,1fr); gap:18px; counter-reset:step; }
.step{ border:1px solid var(--border); border-radius:14px; padding:22px 18px; background:#0b0f1c80; position:relative; }
.step .num{
  font-family:var(--mono); font-size:.78rem; color:var(--accent-a);
  border:1px solid #1d3d34; width:30px; height:30px; border-radius:8px;
  display:flex; align-items:center; justify-content:center; margin-bottom:14px;
}
.step h4{ font-size:.98rem; }
.step p{ font-size:.85rem; margin:0; }

/* stat band */
.statband{ border-top:1px solid var(--border); border-bottom:1px solid var(--border); padding:56px 0; }
.statband .grid{ text-align:center; }
.statband b{ display:block; font-family:var(--mono); font-size:2.2rem; }
.statband span{ color:var(--text-2); font-size:.85rem; text-transform:uppercase; letter-spacing:.08em; }

/* testimonials */
.quote-card{ border:1px solid var(--border); border-radius:var(--radius); padding:26px; background:#0d1220a0; }
.quote-card p{ font-size:1rem; color:var(--text-0); }
.quote-person{ display:flex; align-items:center; gap:12px; margin-top:18px; }
.avatar{
  width:40px; height:40px; border-radius:50%; background:var(--grad-1);
  display:flex; align-items:center; justify-content:center; font-weight:700; color:#04120c; font-size:.85rem;
}
.quote-person b{ display:block; font-size:.9rem; }
.quote-person span{ font-size:.78rem; color:var(--text-2); }

/* CTA band */
.cta-band{
  margin:0 24px; border-radius:24px; padding:64px 40px; text-align:center;
  background:linear-gradient(135deg,#0e2621,#0a1626 60%,#170f28);
  border:1px solid #1d3d34; position:relative; overflow:hidden;
}
.cta-band::before{
  content:""; position:absolute; inset:-40%; background:radial-gradient(circle, #2ee6a822, transparent 60%); animation:spin 18s linear infinite;
}
@keyframes spin{ to{ transform:rotate(360deg); } }
.cta-band > *{ position:relative; z-index:1; }
.cta-band h2{ font-size:clamp(1.6rem,3vw,2.2rem); }
.cta-band .hero-actions{ justify-content:center; }

/* footer */
.footer{ border-top:1px solid var(--border); padding:56px 0 28px; margin-top:40px; }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:36px; margin-bottom:44px; }
.footer h5{ font-size:.82rem; text-transform:uppercase; letter-spacing:.08em; color:var(--text-2); margin-bottom:16px; }
.footer li{ margin-bottom:10px; }
.footer a{ color:var(--text-1); font-size:.9rem; }
.footer a:hover{ color:var(--accent-a); }
.footer-bottom{ display:flex; justify-content:space-between; align-items:center; padding-top:24px; border-top:1px solid var(--border); flex-wrap:wrap; gap:12px; }
.footer-bottom p{ margin:0; font-size:.82rem; color:var(--text-2); }
.socials{ display:flex; gap:12px; }
.socials a{ width:34px; height:34px; border-radius:9px; border:1px solid var(--border); display:flex; align-items:center; justify-content:center; }
.socials a:hover{ border-color:var(--accent-a); color:var(--accent-a); }

/* page header (inner pages) */
.page-header{ padding:70px 0 50px; text-align:center; }
.page-header h1{ font-size:clamp(2rem,4vw,2.8rem); }
.page-header p{ max-width:600px; margin:0 auto; }

/* badges / pricing */
.badge-row{ display:flex; gap:12px; flex-wrap:wrap; margin-top:18px; }
.badge{
  display:flex; align-items:center; gap:8px; font-family:var(--mono); font-size:.78rem;
  border:1px solid var(--border); background:#0d1220; padding:8px 14px; border-radius:10px; color:var(--text-1);
}
.badge svg{ width:14px; height:14px; color:var(--accent-a); }

.pricing-card{ border:1px solid var(--border); border-radius:var(--radius); padding:32px; background:#0d1220a0; display:flex; flex-direction:column; }
.pricing-card.featured{ border-color:var(--accent-a); box-shadow:0 0 0 1px #2ee6a833, 0 20px 60px -30px #2ee6a855; position:relative; }
.pricing-card.featured::after{ content:"Most Popular"; position:absolute; top:-13px; left:50%; transform:translateX(-50%); background:var(--grad-1); color:#04120c; font-size:.7rem; font-weight:700; padding:4px 14px; border-radius:999px; }
.price{ font-family:var(--mono); font-size:2.2rem; margin:14px 0; }
.price span{ font-size:.9rem; color:var(--text-2); }
.pricing-card ul{ margin:20px 0; flex:1; }
.pricing-card li{ display:flex; gap:10px; align-items:flex-start; font-size:.88rem; color:var(--text-1); margin-bottom:10px; }
.pricing-card li svg{ width:16px; height:16px; color:var(--accent-a); flex-shrink:0; margin-top:2px; }

/* audits / portfolio table cards */
.audit-card{ border:1px solid var(--border); border-radius:var(--radius); padding:26px; background:#0d1220a0; display:flex; flex-direction:column; gap:14px; }
.audit-top{ display:flex; justify-content:space-between; align-items:flex-start; gap:12px; }
.audit-top h3{ margin:0; font-size:1.05rem; }
.chain-pill{ font-family:var(--mono); font-size:.7rem; padding:4px 10px; border-radius:999px; border:1px solid var(--border); color:var(--text-1); white-space:nowrap; }
.audit-meta{ display:flex; gap:18px; flex-wrap:wrap; font-size:.8rem; color:var(--text-2); font-family:var(--mono); }
.severity{ display:flex; gap:8px; flex-wrap:wrap; }
.sev{ font-family:var(--mono); font-size:.72rem; padding:3px 9px; border-radius:6px; }
.sev.critical{ background:#3a1520; color:#ff6b7a; border:1px solid #5c2431; }
.sev.high{ background:#3a2510; color:#ffab5c; border:1px solid #5c3d1f; }
.sev.medium{ background:#3a3410; color:#ffe066; border:1px solid #5c5220; }
.sev.low{ background:#10321f; color:#5ce69a; border:1px solid #1f5c39; }
.sev.resolved{ background:#0f2019; color:var(--accent-a); border:1px solid #1d3d34; }

/* team */
.team-card{ border:1px solid var(--border); border-radius:var(--radius); padding:26px; text-align:center; background:#0d1220a0; }
.team-avatar{ width:78px; height:78px; border-radius:50%; margin:0 auto 16px; background:var(--grad-1); display:flex; align-items:center; justify-content:center; font-weight:800; font-size:1.3rem; color:#04120c; }
.team-card h4{ margin-bottom:2px; }
.team-role{ font-family:var(--mono); font-size:.78rem; color:var(--accent-a); margin-bottom:10px; }

/* contact */
.contact-grid{ display:grid; grid-template-columns:1fr 1fr; gap:40px; }
.form-field{ margin-bottom:18px; }
.form-field label{ display:block; font-size:.82rem; color:var(--text-1); margin-bottom:8px; font-family:var(--mono); }
.form-field input, .form-field textarea, .form-field select{
  width:100%; padding:13px 14px; border-radius:10px; border:1px solid var(--border);
  background:#0a0f1c; color:var(--text-0); font-family:var(--sans); font-size:.92rem;
}
.form-field input:focus, .form-field textarea:focus, .form-field select:focus{ outline:none; border-color:var(--accent-a); box-shadow:0 0 0 3px #2ee6a822; }
.form-field textarea{ resize:vertical; min-height:120px; }
.contact-info-item{ display:flex; gap:14px; align-items:flex-start; margin-bottom:24px; }
.contact-info-item .card-icon{ margin-bottom:0; flex-shrink:0; }
.form-note{ font-size:.8rem; color:var(--text-2); margin-top:6px; }

/* reveal animation */
.reveal{ opacity:0; transform:translateY(18px); transition:opacity .6s ease, transform .6s ease; }
.reveal.in{ opacity:1; transform:translateY(0); }

/* responsive */
@media (max-width: 980px){
  .hero-grid{ grid-template-columns:1fr; }
  .grid.cols-4{ grid-template-columns:repeat(2,1fr); }
  .grid.cols-3{ grid-template-columns:repeat(2,1fr); }
  .steps{ grid-template-columns:repeat(2,1fr); }
  .footer-grid{ grid-template-columns:1fr 1fr; }
  .contact-grid{ grid-template-columns:1fr; }
  .nav-links{ display:none; }
  .nav-burger{ display:flex; }
}
@media (max-width: 640px){
  .grid.cols-4, .grid.cols-3, .grid.cols-2{ grid-template-columns:1fr; }
  .steps{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr; }
  .trust-inner{ justify-content:flex-start; }
  .cta-band{ margin:0 16px; padding:44px 22px; }
  .hero{ padding:56px 0 46px; }
  .section{ padding:64px 0; }
}