:root{
  --bg:#0e1421;--card:#10192b;--text:#ebf1f6;--muted:#9fb2c7;
  --accent:#00e0a4;--accent2:#67f2c9;--link:#7ad7ff;
  --radius:14px;--shadow:0 12px 40px rgba(1,8,22,.5);
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:radial-gradient(800px 400px at 10% -10%,#09121d,transparent),linear-gradient(180deg,#0b1320,#0b1320);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial;line-height:1.55;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
a{color:var(--link);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1000px;margin:22px auto;padding:0 18px}
.navbar{position:sticky;top:0;background:rgba(16,25,43,.7);backdrop-filter:blur(10px);display:flex;align-items:center;justify-content:space-between;padding:12px 18px;border-bottom:1px solid rgba(255,255,255,.05);z-index:50}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--text);letter-spacing:.2px}
.brand-badge{width:34px;height:34px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#001a14;box-shadow:var(--shadow);font-weight:900}
.nav-links{list-style:none;display:flex;gap:10px;margin:0;padding:0}
.nav-links a{display:inline-block;padding:10px 14px;border-radius:12px;transition:all .2s;border:1px solid transparent}
.nav-links a:hover{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.08)}
.hero{padding:56px 0}
.hero h1{margin:0 0 8px 0;font-size:32px}
.hero p{color:var(--muted);margin:0}
.card{background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.01));border:1px solid rgba(255,255,255,.06);box-shadow:var(--shadow);border-radius:var(--radius);padding:18px}
.grid{display:grid;gap:18px}
@media(min-width:960px){.grid{grid-template-columns:1fr 360px}}
label{display:block;font-weight:700;margin-bottom:6px}
.input,select{width:100%;padding:12px;border-radius:12px;border:1px solid rgba(255,255,255,.08);background:rgba(0,0,0,.25);color:var(--text);outline:none;font-size:15px}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.btn{background:linear-gradient(90deg,var(--accent),var(--accent2));border:0;padding:10px 14px;border-radius:12px;color:#001a14;font-weight:800;cursor:pointer;box-shadow:0 10px 24px rgba(0,0,0,.4)}
.btn.ghost{background:transparent;border:1px solid rgba(255,255,255,.1);color:var(--text);font-weight:700}
.result{font-size:28px;font-weight:900;margin-top:12px;color:var(--accent2)}
.small{font-size:14px;color:var(--muted)}
.footer{margin-top:28px;border-top:1px solid rgba(255,255,255,.08)}
.footer-inner{max-width:1000px;margin:0 auto;padding:18px;display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.footer-links{list-style:none;display:flex;gap:12px;margin:0;padding:0}
.article h1,.article h2{margin-top:0}
.post-list{display:grid;gap:16px}
.post-card{padding:16px;border-radius:14px;border:1px solid rgba(255,255,255,.06);background:rgba(255,255,255,.02)}
time{color:var(--muted);font-size:13px}