/* ═══ Reset & Base ═══ */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#060818;--bg2:#0a0e25;
  --card:rgba(255,255,255,0.04);
  --card-hover:rgba(255,255,255,0.07);
  --border:rgba(255,255,255,0.08);
  --border-bright:rgba(255,255,255,0.15);
  --text:#eef0f8;--muted:#7a82a8;--muted2:#565d80;
  --accent:#00D4FF;--accent2:#7B61FF;--accent3:#00D4AA;
  --gold:#FFD24C;--danger:#FF5A5A;
  --shadow:0 20px 60px rgba(0,0,0,0.4);
  --radius:20px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);background:var(--bg);color:var(--text);
  min-height:100vh;overflow-x:hidden;line-height:1.6;
}
a{color:inherit;text-decoration:none}
.hidden{display:none!important}

/* ═══ Aurora BG ═══ */
.aurora{
  position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(ellipse 80% 60% at 15% 10%,rgba(0,212,255,.12),transparent 50%),
    radial-gradient(ellipse 70% 50% at 85% 20%,rgba(123,97,255,.15),transparent 50%),
    radial-gradient(ellipse 60% 40% at 50% 90%,rgba(0,212,170,.08),transparent 50%);
  animation:aurora-shift 16s ease-in-out infinite alternate;
}
@keyframes aurora-shift{
  0%{transform:scale(1) rotate(0deg)}
  100%{transform:scale(1.1) rotate(2deg)}
}
.grid-overlay{
  position:fixed;inset:0;z-index:-1;opacity:.04;
  background-image:linear-gradient(rgba(255,255,255,.5) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.5) 1px,transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(ellipse at center,#000 30%,transparent 80%);
}

/* ═══ Navbar ═══ */
.navbar{
  position:fixed;top:0;left:0;right:0;z-index:100;
  backdrop-filter:blur(20px);background:rgba(6,8,24,.6);
  border-bottom:1px solid var(--border);
}
.nav-inner{max-width:1200px;margin:0 auto;height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 24px}
.brand{display:flex;align-items:center;gap:10px}
.brand-logo{width:32px;height:32px}
.brand-logo.sm{width:28px;height:28px}
.brand-name{font-size:1.3em;font-weight:800;letter-spacing:-.5px}
.brand-name em{font-style:normal;font-size:.55em;font-weight:600;color:var(--accent);background:rgba(0,212,255,.1);padding:2px 6px;border-radius:4px;margin-left:4px}
.nav-links{display:flex;gap:28px}
.nav-links a{font-size:.88em;color:var(--muted);transition:color .2s}
.nav-links a:hover{color:var(--text)}

/* ═══ Hero ═══ */
.hero{
  max-width:1200px;margin:0 auto;padding:120px 24px 60px;
  display:grid;grid-template-columns:1.2fr 1fr;gap:48px;align-items:center;
}
.hero-content{animation:fadeUp .8s ease}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(0,212,170,.1);border:1px solid rgba(0,212,170,.25);
  padding:6px 16px;border-radius:100px;font-size:.82em;color:var(--accent3);
  margin-bottom:24px;
}
.dot{width:8px;height:8px;border-radius:50%;background:var(--accent3)}
.dot.pulse{animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(0,212,170,.4)}50%{opacity:.7;box-shadow:0 0 0 6px rgba(0,212,170,0)}}
.hero-title{font-size:2.8em;font-weight:800;line-height:1.3;letter-spacing:-1px;margin-bottom:16px}
.grad-text{
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
}
.hero-sub{color:var(--muted);font-size:1.05em;margin-bottom:32px}
.hero-cta{display:flex;gap:16px}
.btn-primary{
  padding:14px 32px;background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#fff;border:none;border-radius:14px;font-size:1.05em;font-weight:700;cursor:pointer;
  transition:transform .15s,box-shadow .2s;box-shadow:0 8px 24px rgba(0,212,255,.3);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(0,212,255,.4)}
.btn-ghost{
  padding:14px 32px;background:rgba(255,255,255,.06);border:1px solid var(--border);
  border-radius:14px;font-size:1.05em;cursor:pointer;transition:background .2s;
}
.btn-ghost:hover{background:rgba(255,255,255,.12)}

/* ═══ Data Panel ═══ */
.data-panel{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  backdrop-filter:blur(20px);overflow:hidden;box-shadow:var(--shadow);
  animation:fadeUp .8s .1s ease backwards;
}
.panel-header{
  display:flex;justify-content:space-between;align-items:center;
  padding:16px 24px;border-bottom:1px solid var(--border);
}
.panel-title{font-size:.9em;font-weight:700;color:var(--muted)}
.panel-live{font-size:.72em;font-weight:700;color:var(--accent3);display:flex;align-items:center;gap:6px}
.live-dot{width:6px;height:6px;border-radius:50%;background:var(--accent3);animation:pulse 1.5s infinite}
.panel-body{padding:24px;display:flex;flex-direction:column;gap:20px}
.big-stat{text-align:center}
.big-value{display:block;font-size:2.4em;font-weight:800;letter-spacing:-1px}
.big-label{font-size:.85em;color:var(--muted)}
.progress-ring-wrap{position:relative;width:120px;height:120px;margin:0 auto}
.progress-ring{transform:rotate(-90deg);width:120px;height:120px}
.ring-bg{fill:none;stroke:rgba(255,255,255,.08);stroke-width:8}
.ring-fill{
  fill:none;stroke:url(#ringGrad);stroke-width:8;stroke-linecap:round;
  stroke-dasharray:326.7;stroke-dashoffset:326.7;transition:stroke-dashoffset .8s ease;
}
.ring-fill{stroke:url(#ringGrad)}
.grad-defs{position:absolute;width:0}
.ring-center{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.ring-pct{font-size:1.4em;font-weight:800}
.ring-label{font-size:.72em;color:var(--muted)}
.panel-stats{display:flex;gap:12px}
.ps-item{text-align:center;flex:1}
.ps-value{display:block;font-size:1.25em;font-weight:700}
.ps-label{font-size:.74em;color:var(--muted)}
.panel-bar{padding:0 24px 20px}
.bar-track{width:100%;height:6px;background:rgba(255,255,255,.06);border-radius:6px;overflow:hidden}
.bar-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:6px;width:0%;transition:width .8s ease}

/* ═══ Sections ═══ */
.section-header{text-align:center;padding:60px 24px 32px}
.section-header h2{font-size:1.8em;font-weight:800;letter-spacing:-.5px;margin-bottom:8px}
.section-header p{color:var(--muted)}

/* ═══ Claim Form ═══ */
.claim-section{max-width:680px;margin:0 auto;padding:20px 24px 60px}
.claim-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:36px;backdrop-filter:blur(20px);box-shadow:var(--shadow);
}
.claim-badge{
  display:inline-block;background:rgba(0,212,255,.08);border:1px solid rgba(0,212,255,.2);
  padding:4px 14px;border-radius:100px;font-size:.78em;color:var(--accent);margin-bottom:24px;
}
.form-row{display:flex;gap:16px;margin-bottom:0}
.form-row .input-group{flex:1;margin-bottom:18px}
.input-group{margin-bottom:18px}
.input-group label{display:block;font-size:.85em;margin-bottom:8px;color:var(--muted)}
.input-group label em{color:var(--accent);font-style:normal}
.optional{font-size:.8em;color:var(--muted2);font-weight:400;margin-left:4px}
.input-group input{
  width:100%;padding:14px 16px;background:rgba(255,255,255,.04);
  border:1px solid var(--border);border-radius:12px;color:var(--text);
  font-size:1em;outline:none;transition:border-color .2s,background .2s;
}
.input-group input:focus{border-color:var(--accent);background:rgba(255,255,255,.06)}
.input-group input::placeholder{color:rgba(255,255,255,.2)}
.form-check{margin-bottom:24px;display:flex;align-items:flex-start;gap:10px}
.form-check input{margin-top:3px;width:16px;height:16px;accent-color:var(--accent)}
.form-check label{font-size:.85em;color:var(--muted)}
.form-check label a{color:var(--accent)}
.btn-submit{
  width:100%;padding:16px;background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#fff;border:none;border-radius:14px;font-size:1.1em;font-weight:700;cursor:pointer;
  transition:transform .15s,opacity .2s;box-shadow:0 8px 24px rgba(0,212,255,.25);
}
.btn-submit:hover{transform:translateY(-2px)}
.btn-submit:disabled{opacity:.5;cursor:not-allowed;transform:none}

/* ═══ Result Cards ═══ */
.result-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:48px;text-align:center;backdrop-filter:blur(20px);box-shadow:var(--shadow);
  animation:fadeUp .5s ease;
}
.result-icon{width:80px;height:80px;margin:0 auto 20px}
.result-icon svg{width:100%;height:100%}
.result-card h2{font-size:1.6em;margin-bottom:8px}
.result-sub{color:var(--muted);margin-bottom:28px}
.result-sub strong{color:var(--accent3)}
.code-box{
  background:rgba(255,255,255,.04);border:1px solid var(--border-bright);
  border-radius:16px;padding:24px;margin-bottom:28px;
}
.code-label{display:block;font-size:.82em;color:var(--muted);margin-bottom:12px}
.code-value{
  font-family:"SF Mono","Cascadia Code",Consolas,monospace;font-size:1.2em;
  font-weight:700;color:var(--gold);word-break:break-all;margin-bottom:16px;
}
.btn-copy{
  background:rgba(255,255,255,.08);color:var(--text);border:1px solid var(--border);
  border-radius:10px;padding:8px 20px;cursor:pointer;font-size:.88em;transition:background .2s;
}
.btn-copy:hover{background:rgba(255,255,255,.14)}
.result-info{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--border);border-radius:14px;overflow:hidden;margin-bottom:24px;
}
.ri-item{background:rgba(255,255,255,.03);padding:16px}
.ri-item span{display:block;font-size:.8em;color:var(--muted);margin-bottom:6px}
.ri-item strong{font-size:1em}
.status-ok{color:var(--accent3)!important}
.result-warn{color:var(--gold);font-size:.85em;margin-bottom:24px}
.btn-done{
  width:100%;padding:14px;background:rgba(255,255,255,.08);color:var(--text);
  border:1px solid var(--border);border-radius:14px;font-size:1em;cursor:pointer;
  transition:background .2s;
}
.btn-done:hover{background:rgba(255,255,255,.14)}
.error-msg{color:var(--danger);margin-bottom:24px;font-size:1em}

/* ═══ Rules ═══ */
.rules-section{max-width:1100px;margin:0 auto;padding:0 24px 60px}
.rules-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}
.rule-card{
  background:var(--card);border:1px solid var(--border);border-radius:16px;
  padding:28px 24px;transition:border-color .2s,background .2s;
}
.rule-card:hover{border-color:var(--border-bright);background:var(--card-hover)}
.rule-num{font-size:2em;font-weight:800;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:12px}
.rule-card h3{font-size:1.1em;margin-bottom:8px}
.rule-card p{font-size:.88em;color:var(--muted);line-height:1.7}

/* ═══ FAQ ═══ */
.faq-section{max-width:760px;margin:0 auto;padding:0 24px 60px}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:var(--card);border:1px solid var(--border);border-radius:14px;overflow:hidden;
  transition:border-color .2s;
}
.faq-item:hover{border-color:var(--border-bright)}
.faq-q{
  padding:18px 24px;cursor:pointer;display:flex;justify-content:space-between;
  align-items:center;font-weight:600;font-size:.95em;
}
.faq-arrow{color:var(--muted);transition:transform .3s;font-size:.8em}
.faq-item.open .faq-arrow{transform:rotate(180deg)}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .3s ease,padding .3s;
  font-size:.88em;color:var(--muted);padding:0 24px;
}
.faq-item.open .faq-a{max-height:200px;padding:0 24px 18px}

/* ═══ Feed ═══ */
.feed-section{max-width:680px;margin:0 auto;padding:0 24px 60px}
.feed-list{display:flex;flex-direction:column;gap:8px;max-height:340px;overflow:hidden;position:relative;mask-image:linear-gradient(to bottom,#000 80%,transparent 100%)}
.feed-item{
  display:flex;align-items:center;gap:12px;padding:13px 20px;
  background:var(--card);border:1px solid var(--border);border-radius:12px;
  font-size:.88em;flex-shrink:0;
  transition:height .6s ease,opacity .6s ease,transform .6s ease;
}
.feed-item.feed-new{
  opacity:0;overflow:hidden;
}
.feed-item .who-unit{color:var(--muted2);font-weight:400;margin-left:6px}
.feed-avatar{
  width:38px;height:38px;border-radius:50%;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9em;color:#fff
}
.feed-info{flex:1;line-height:1.4}
.feed-info .who{color:var(--text);display:block;font-weight:600}
.feed-info .who .who-unit{color:var(--muted2);font-weight:400;margin-left:4px}
.feed-info .desc{color:var(--muted);font-size:.85em;display:block;margin-top:2px}
.feed-time{color:var(--muted2);font-size:.78em;flex-shrink:0;white-space:nowrap}
.feed-empty{text-align:center;color:var(--muted);padding:20px}

/* ═══ Footer ═══ */
.footer{border-top:1px solid var(--border);padding:48px 24px 24px;margin-top:40px}
.footer-inner{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px}
.footer-brand .brand{margin-bottom:12px}
.footer-brand .brand span{font-size:1.1em;font-weight:700}
.footer-desc{font-size:.85em;color:var(--muted);line-height:1.8}
.footer-links{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.fl-col h4{font-size:.9em;margin-bottom:14px}
.fl-col a{display:block;font-size:.85em;color:var(--muted);margin-bottom:10px;transition:color .2s}
.fl-col a:hover{color:var(--text)}
.footer-bottom{max-width:1100px;margin:32px auto 0;padding-top:24px;border-top:1px solid var(--border);text-align:center}
.footer-bottom p{font-size:.82em;color:var(--muted2);margin-bottom:4px}
.disclaimer{opacity:.6}

/* ═══ Animations ═══ */
@keyframes fadeUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeIn{from{opacity:0;transform:translateX(-10px)}to{opacity:1;transform:translateX(0)}}

/* ═══ Responsive ═══ */
@media(max-width:900px){
  .hero{grid-template-columns:1fr;padding-top:100px}
  .footer-inner{grid-template-columns:1fr}
  .nav-links{gap:18px}
  .hero-title{font-size:2.2em}
}
@media(max-width:560px){
  .form-row{flex-direction:column}
  .nav-links a{font-size:.82em}
  .hero-title{font-size:1.8em}
  .hero-cta{flex-direction:column}
  .claim-card{padding:24px}
  .result-info{grid-template-columns:1fr}
  .hero-sub{font-size:.95em}
}