:root{--bg:#070b14;--bg-2:#0b1220;--panel:rgba(13,20,34,0.82);--panel-strong:#111a2d;--card:rgba(15,24,40,0.92);--text:#edf3ff;--text-dim:#a8b4ca;--text-faint:#7e8aa2;--line:rgba(136,160,204,0.16);--line-strong:rgba(136,160,204,0.28);--brand:#67d7ff;--brand-2:#7c8cff;--accent:#f8b84e;--good:#35d49d;--bad:#ff6d81;--shadow:0 20px 60px rgba(0,0,0,0.38);--radius-lg:24px;--radius-md:18px;--radius-sm:12px;--max:1240px;color-scheme:dark}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;font-family:Inter,PingFang SC,Hiragino Sans GB,Microsoft YaHei,system-ui,sans-serif;color:var(--text);background:radial-gradient(circle at top left,rgba(124,140,255,.2),transparent 28%),radial-gradient(circle at top right,rgba(103,215,255,.12),transparent 24%),linear-gradient(180deg,#050810,#070b14 45%,#08111e)}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}input,textarea{background:rgba(6,12,22,.9);border:1px solid var(--line);color:var(--text);border-radius:14px;padding:14px 16px;outline:none;transition:border-color .15s ease,transform .15s ease,box-shadow .15s ease}input:focus,textarea:focus{border-color:rgba(103,215,255,.56);box-shadow:0 0 0 4px rgba(103,215,255,.08)}textarea{resize:vertical;min-height:144px}button{border:0;cursor:pointer}.shell{width:min(var(--max),calc(100vw - 32px));margin:0 auto}.page{position:relative;overflow:hidden}.page:before{inset:-20% auto auto -10%;width:48rem;height:48rem;background:radial-gradient(circle,rgba(103,215,255,.08),transparent 68%)}.page:after,.page:before{content:"";position:fixed;pointer-events:none}.page:after{inset:auto -14% -18% auto;width:42rem;height:42rem;background:radial-gradient(circle,rgba(124,140,255,.12),transparent 70%)}.topbar{position:-webkit-sticky;position:sticky;top:0;z-index:20;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:rgba(5,9,16,.72);border-bottom:1px solid rgba(136,160,204,.14)}.topbar-inner{justify-content:space-between;gap:18px;height:72px}.brand,.topbar-inner{display:flex;align-items:center}.brand{gap:12px;min-width:0}.brand-mark{width:40px;height:40px;border-radius:14px;display:grid;place-items:center;font-weight:800;color:#09111e;background:linear-gradient(135deg,#9cf5ff,#6ba8ff 48%,#8f7cff);box-shadow:0 14px 32px rgba(111,163,255,.34)}.brand-copy{min-width:0}.brand-title{font-weight:800;letter-spacing:-.02em}.brand-subtitle{color:var(--text-faint);font-size:12px}.nav{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}.nav a{color:var(--text-dim);padding:10px 12px;border-radius:999px;font-size:14px;transition:background .15s ease,color .15s ease,border-color .15s ease}.nav a.active,.nav a:hover{background:rgba(255,255,255,.06);color:var(--text)}.hero{padding:42px 0 24px}.hero-grid{display:grid;grid-gap:24px;gap:24px;grid-template-columns:minmax(0,1.4fr) minmax(320px,.85fr);align-items:start}.eyebrow{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:999px;padding:8px 12px;color:var(--text-dim);background:rgba(255,255,255,.03);font-size:13px}.hero h1{margin:18px 0 14px;font-size:clamp(38px,6vw,72px);line-height:.94;letter-spacing:-.05em;max-width:10ch}.hero p{margin:0;max-width:68ch;color:var(--text-dim);font-size:16px;line-height:1.8}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 18px;border-radius:14px;font-weight:700;transition:transform .15s ease,box-shadow .15s ease,background .15s ease}.btn:hover{transform:translateY(-1px)}.btn-primary{background:linear-gradient(135deg,#67d7ff,#7c8cff);color:#07111f;box-shadow:0 18px 30px rgba(103,215,255,.15)}.btn-secondary{color:var(--text);background:rgba(255,255,255,.03)}.btn-secondary,.hero-panel{border:1px solid var(--line)}.hero-panel{background:linear-gradient(180deg,rgba(17,26,45,.92),rgba(9,14,24,.92));border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:22px}.stat-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:12px;gap:12px}.stat{background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:18px;padding:16px}.stat-label{color:var(--text-faint);font-size:12px;text-transform:uppercase;letter-spacing:.08em}.stat-value{margin-top:6px;font-size:26px;font-weight:800;letter-spacing:-.04em}.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow)}.panel-pad{padding:24px}.section{padding:20px 0 54px}.section-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);grid-gap:20px;gap:20px;align-items:start}.section-title{margin:0 0 8px;font-size:24px;letter-spacing:-.03em}.section-copy{margin:0 0 20px;color:var(--text-dim);line-height:1.7}.form-grid{display:grid;grid-gap:14px;gap:14px}.field-label{display:block;margin-bottom:8px;color:var(--text-dim);font-size:13px}.field-help{margin-top:8px;color:var(--text-faint);font-size:12px}.toolbar{gap:10px;align-items:center;justify-content:space-between}.tabs,.toolbar{display:flex;flex-wrap:wrap}.tabs{gap:8px}.tab{padding:10px 14px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.03);color:var(--text-dim)}.tab.active{background:rgba(103,215,255,.12);color:var(--text);border-color:rgba(103,215,255,.24)}.textarea-large{min-height:220px}.status{display:flex;align-items:center;gap:10px;padding:14px 16px;border-radius:16px;border:1px solid var(--line);background:rgba(255,255,255,.03);color:var(--text-dim)}.status.ok{border-color:rgba(53,212,157,.3);color:var(--good)}.status.bad{border-color:rgba(255,109,129,.3);color:var(--bad)}.records{display:grid;grid-gap:12px;gap:12px}.record{border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.03);padding:16px}.record-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:10px}.record-title{font-weight:700}.record-meta{color:var(--text-faint);font-size:12px;margin-top:4px}.pill{display:inline-flex;align-items:center;gap:6px;padding:7px 10px;border-radius:999px;font-size:12px;border:1px solid var(--line);color:var(--text-dim)}.pill.good{color:var(--good);border-color:rgba(53,212,157,.3);background:rgba(53,212,157,.1)}.pill.bad{color:var(--bad);border-color:rgba(255,109,129,.3);background:rgba(255,109,129,.1)}.pill.warn{color:var(--accent);border-color:rgba(248,184,78,.3);background:rgba(248,184,78,.1)}.table{width:100%;border-collapse:collapse}.table td,.table th{text-align:left;padding:14px 12px;border-bottom:1px solid var(--line);vertical-align:top;font-size:14px}.table th{color:var(--text-faint);font-size:12px;text-transform:uppercase;letter-spacing:.08em}.code{font-family:SFMono-Regular,ui-monospace,JetBrains Mono,Consolas,monospace;font-size:13px}.mini-note{color:var(--text-faint);font-size:12px;line-height:1.6}.stack{display:grid;grid-gap:12px;gap:12px}.helper-card{border:1px solid var(--line);border-radius:20px;background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.01));padding:18px}.helper-title{margin:0 0 8px;font-size:14px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.08em}.helper-copy{margin:0;color:var(--text-dim);line-height:1.7}.footer{padding:32px 0 40px;color:var(--text-faint);font-size:13px}.redeem-layout{display:grid;grid-gap:24px;gap:24px}.redeem-hero{position:relative;overflow:hidden;background:radial-gradient(circle at top right,rgba(248,184,78,.18),transparent 30%),linear-gradient(145deg,rgba(12,19,31,.96),rgba(17,27,47,.92))}.redeem-hero:after{content:"";position:absolute;inset:18px 18px auto auto;width:160px;height:160px;border-radius:50%;background:radial-gradient(circle,rgba(103,215,255,.1),transparent 68%);pointer-events:none}.redeem-kicker{color:var(--accent);letter-spacing:.16em;font-size:12px;text-transform:uppercase;margin-bottom:10px}.redeem-title{margin:0;font-size:clamp(28px,5vw,52px);line-height:.96;letter-spacing:-.05em;max-width:12ch}.redeem-lead{max-width:70ch;color:var(--text-dim);line-height:1.8;margin:16px 0 0}.pipeline{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:12px;gap:12px;margin-top:28px}.pipeline-step{border-radius:18px;border:1px solid var(--line);background:rgba(255,255,255,.03);padding:18px;display:grid;grid-gap:8px;gap:8px}.pipeline-step span{width:30px;height:30px;display:grid;place-items:center;border-radius:999px;background:rgba(255,255,255,.06);color:var(--text-dim);font-size:12px;font-weight:700}.pipeline-step strong{font-size:15px}.pipeline-step small{color:var(--text-faint)}.pipeline-step.active{border-color:rgba(103,215,255,.26);background:rgba(103,215,255,.07)}.pipeline-step.active span{background:linear-gradient(135deg,#67d7ff,#7c8cff);color:#07111f}.redeem-stats{margin-top:22px}.redeem-grid{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);grid-gap:20px;gap:20px}.redeem-panel{min-height:100%}.redeem-section-title{font-size:14px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-faint)}.redeem-input{min-height:180px}.select-field{width:100%;background:rgba(6,12,22,.9);border:1px solid var(--line);color:var(--text);border-radius:14px;padding:14px 16px}.gemini-card{background:radial-gradient(circle at top right,rgba(124,140,255,.12),transparent 34%),linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.02))}.redeem-records{grid-template-columns:repeat(2,minmax(0,1fr))}.redeem-record{background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.02)),rgba(255,255,255,.02)}@media (max-width:980px){.hero-grid,.redeem-grid,.redeem-records,.section-grid{grid-template-columns:1fr}}@media (max-width:720px){.shell{width:min(var(--max),calc(100vw - 24px))}.topbar-inner{height:auto;padding:16px 0;align-items:flex-start;flex-direction:column}.nav{justify-content:flex-start}.panel-pad{padding:18px}.pipeline,.stat-grid{grid-template-columns:1fr}}