/* ═══════════════════════════════════════════════════
   QUANTUM NEON DESIGN SYSTEM — Active Theory inspired
   Shared across all pages. One voice. One aesthetic.
   ═══════════════════════════════════════════════════ */
:root {
  --bg-deep: #050811;
  --bg-gradient: radial-gradient(ellipse at 30% 0%, #0f1a33 0%, #050811 70%);
  --bg-card: rgba(10, 20, 38, 0.5);
  --bg-card-hover: rgba(10, 20, 38, 0.75);
  --bg-input: rgba(5, 8, 17, 0.6);
  --border: rgba(52, 211, 153, 0.12);
  --border-hover: rgba(52, 211, 153, 0.3);
  --border-focus: rgba(52, 211, 153, 0.5);
  --neon: #34d399;
  --neon-dim: #059669;
  --neon-glow: 0 0 20px rgba(52, 211, 153, 0.25);
  --neon-strong: 0 0 32px rgba(52, 211, 153, 0.45);
  --text: #e2e8f0;
  --text-dim: #94a3b8;
  --text-mute: #64748b;
  --danger: #f87171;
  --amber: #fbbf24;
  --blue: #38bdf8;
  --violet: #a78bfa;
  --radius: 20px;
  --radius-sm: 12px;
  --radius-xs: 8px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg-deep);
  background-image:var(--bg-gradient);
  background-attachment:fixed;
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  color:var(--text);
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
  line-height:1.6;
  padding:20px 20px 80px;
}
a{color:var(--neon);text-decoration:none;transition:color .2s}
a:hover{color:#6ee7b7}
input[type=number]::-webkit-inner-spin-button{display:none}
input[type=number]{-moz-appearance:textfield}
button{font-family:inherit;cursor:pointer;border:none;outline:none}
select{font-family:inherit}

/* Header */
header{max-width:1400px;margin:0 auto 32px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px;padding:20px 0;position:relative}
header::after{content:'';position:absolute;bottom:-8px;left:0;width:100%;height:1px;background:linear-gradient(90deg,transparent,var(--border-hover),transparent)}
.logo{display:flex;align-items:center;gap:14px}
.logo-diamond{width:44px;height:44px;background:linear-gradient(135deg,var(--neon),var(--neon-dim));border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:22px;box-shadow:var(--neon-glow)}
.logo h1{font-size:1.3rem;font-weight:700;letter-spacing:-.02em;color:#fff}
.logo p{font-size:.65rem;color:var(--text-mute);letter-spacing:.08em;text-transform:uppercase}
nav{display:flex;gap:8px;flex-wrap:wrap}
nav a{padding:8px 18px;border-radius:9999px;font-size:.78rem;font-weight:500;color:var(--text-dim);border:1px solid transparent;transition:.2s}
nav a:hover,nav a.active{color:var(--neon);border-color:var(--border);background:var(--bg-card);text-decoration:none}

/* Glass Card */
.card{background:var(--bg-card);backdrop-filter:blur(18px) saturate(130%);-webkit-backdrop-filter:blur(18px) saturate(130%);border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:.2s;position:relative;overflow:hidden}
.card:hover{border-color:var(--border-hover);box-shadow:0 0 30px rgba(52,211,153,.06)}
.card::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(52,211,153,.2),transparent);opacity:0;transition:opacity .2s}
.card:hover::before{opacity:1}
.card-stat{text-align:center}
.card-stat .val{font-size:1.5rem;font-weight:700;color:#fff;letter-spacing:-.02em}
.card-stat .lbl{font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-mute);margin:.5rem 0 0}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:var(--radius-xs);font-size:.85rem;font-weight:600;transition:.2s}.btn-sm{padding:7px 14px;font-size:.75rem;border-radius:6px}
.btn-primary{background:linear-gradient(135deg,var(--neon),var(--neon-dim));color:#050811;box-shadow:var(--neon-glow)}.btn-primary:hover{box-shadow:var(--neon-strong);transform:translateY(-1px)}
.btn-secondary{background:var(--bg-card);color:var(--neon);border:1px solid var(--border)}.btn-secondary:hover{border-color:var(--neon);background:rgba(52,211,153,.08)}
.btn-danger{background:rgba(248,113,113,.1);color:var(--danger);border:1px solid rgba(248,113,113,.2)}

/* Inputs */
input[type=text],input[type=number],input[type=url],textarea,select{width:100%;padding:12px 16px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-xs);color:var(--text);font-size:.9rem;font-family:inherit;transition:.2s}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--border-focus);box-shadow:0 0 0 3px rgba(52,211,153,.1)}
::placeholder{color:var(--text-mute)}
select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2364784b' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:36px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-mute);margin-bottom:6px}

/* Stats Row */
.stats-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;max-width:1400px;margin:0 auto 32px}

/* Badges */
.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:9999px;font-size:.68rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase}
.badge-neon{background:rgba(52,211,153,.1);color:var(--neon);border:1px solid rgba(52,211,153,.2)}
.badge-blue{background:rgba(56,189,248,.1);color:var(--blue);border:1px solid rgba(56,189,248,.2)}
.badge-amber{background:rgba(251,191,36,.1);color:var(--amber);border:1px solid rgba(251,191,36,.2)}
.badge-danger{background:rgba(248,113,113,.1);color:var(--danger);border:1px solid rgba(248,113,113,.2)}

/* States */
.loading{display:flex;flex-direction:column;align-items:center;padding:60px 20px;color:var(--text-mute)}
.loading .spinner{width:36px;height:36px;border:3px solid var(--border);border-top-color:var(--neon);border-radius:50%;animation:spin .8s linear infinite;margin-bottom:16px}
@keyframes spin{to{transform:rotate(360deg)}}
.empty{text-align:center;padding:60px 20px}
.empty .ic{font-size:3rem;margin-bottom:12px;opacity:.5}
.empty h3{font-size:1.1rem;color:var(--text-dim);margin-bottom:8px}
.empty p{font-size:.85rem;color:var(--text-mute);max-width:400px;margin:0 auto}
.error-box{text-align:center;padding:40px 20px;border:1px solid rgba(248,113,113,.2);border-radius:var(--radius);background:rgba(248,113,113,.05);margin:20px 0}
.error-box h3{color:var(--danger);margin-bottom:8px}
.error-box p{color:var(--text-mute);font-size:.85rem}

/* Grids */
.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;max-width:1400px;margin:0 auto}
@media(min-width:1200px){.tools-grid{grid-template-columns:repeat(3,1fr)}}
.news-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px;max-width:1400px;margin:0 auto}
@media(min-width:768px){.news-grid{grid-template-columns:repeat(2,1fr)}}
.data-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:20px;max-width:1400px;margin:0 auto}

/* Hero */
.hero{max-width:1400px;margin:0 auto 40px;text-align:center;padding:40px 20px 20px}
.hero h2{font-size:clamp(1.8rem,4vw,2.6rem);font-weight:800;letter-spacing:-.03em;color:#fff;line-height:1.2;margin-bottom:12px}
.hero h2 span{color:var(--neon);text-shadow:0 0 10px rgba(52,211,153,.5)}
.hero p{font-size:1.05rem;color:var(--text-dim);max-width:600px;margin:0 auto 24px;line-height:1.7}

/* Tool Card */
.tool-card{display:block;text-decoration:none;color:inherit}
.tool-card:hover{text-decoration:none}
.tool-card .icon{font-size:2rem;margin-bottom:12px}
.tool-card h3{font-size:1rem;font-weight:700;color:#fff;margin-bottom:6px}
.tool-card p{font-size:.82rem;color:var(--text-dim);line-height:1.5}

/* News Card */
.news-card{border:1px solid var(--border);border-radius:var(--radius);padding:20px;transition:.2s;background:var(--bg-card)}
.news-card:hover{border-color:var(--border-hover)}
.news-card .src{font-size:.65rem;color:var(--text-mute);letter-spacing:.06em;text-transform:uppercase;margin-bottom:6px}
.news-card h3{font-size:.95rem;font-weight:700;color:#fff;margin-bottom:6px}
.news-card p{font-size:.8rem;color:var(--text-dim);line-height:1.5}
.news-card .dt{font-size:.7rem;color:var(--text-mute);margin-top:8px}

/* Section */
.section-hdr{max-width:1400px;margin:48px auto 20px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}
.section-hdr h3{font-size:1.1rem;font-weight:700;color:#fff}

/* Tabs */
.tabs{display:flex;gap:4px;background:rgba(5,8,17,.5);border-radius:9999px;padding:4px;border:1px solid var(--border)}
.tab{padding:9px 22px;border-radius:9999px;font-size:.78rem;font-weight:500;color:var(--text-mute);background:transparent;transition:.2s;white-space:nowrap}
.tab:hover{color:var(--text-dim)}
.tab.active{background:rgba(52,211,153,.12);color:var(--neon)}

/* Pagination */
.pages{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:32px}
.pages button{width:36px;height:36px;border-radius:50%;background:var(--bg-card);border:1px solid var(--border);color:var(--text-dim);font-size:.8rem;transition:.2s}
.pages button:hover:not(:disabled){border-color:var(--neon);color:var(--neon)}
.pages button.active{background:rgba(52,211,153,.15);border-color:var(--neon);color:var(--neon)}
.pages button:disabled{opacity:.3;cursor:not-allowed}

/* Ad Slot */
.ad-slot{max-width:1400px;margin:24px auto;padding:20px;text-align:center;border:1px dashed rgba(52,211,153,.15);border-radius:var(--radius-xs);color:var(--text-mute);font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;min-height:90px;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:4px}

/* Footer */
footer{max-width:1400px;margin:60px auto 0;padding:24px 0;text-align:center;border-top:1px solid var(--border)}
footer p{font-size:.75rem;color:var(--text-mute)}footer a{color:var(--text-dim)}footer a:hover{color:var(--neon)}

/* Container */
.container{max-width:1400px;margin:0 auto;padding:0 8px}
.mt16{margin-top:16px}.mt24{margin-top:24px}.mt32{margin-top:32px}.mb16{margin-bottom:16px}.mb24{margin-bottom:24px}
.tc{text-align:center}.neon{color:var(--neon)}.dim{color:var(--text-dim)}.mute{color:var(--text-mute)}
.hidden{display:none!important}

/* Responsive */
@media(max-width:768px){
  body{padding:16px 16px 80px}
  header{padding:16px 0}
  nav{width:100%;overflow-x:auto;padding-bottom:4px}
  nav a{padding:6px 14px;font-size:.72rem;white-space:nowrap}
  .hero{padding:24px 16px 16px}
  .tabs{overflow-x:auto}
  .tab{white-space:nowrap}
  .card{padding:20px;border-radius:var(--radius-sm)}
  .stats-row{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:480px){
  .tools-grid,.news-grid,.data-grid{grid-template-columns:1fr}
  .stats-row{grid-template-columns:1fr}
}