:root{
  --bg:#ffffff;
  --bg-soft:#f6f8ff;
  --text:#0f172a;
  --muted:#475569;
  --accent:#2563eb;
  --accent-dark:#1e40af;
  --border:rgba(15,23,42,0.10);
  --shadow:0 22px 55px rgba(15,23,42,0.12);
  --shadow-soft:0 16px 30px rgba(15,23,42,0.08);
  --radius:18px;
  --radius-lg:24px;
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
html,body{overflow-x:hidden;}
body{
  font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  color:var(--text);
  background:
    radial-gradient(900px 380px at 20% 0%, rgba(37,99,235,0.14), transparent 60%),
    radial-gradient(900px 380px at 90% 0%, rgba(37,99,235,0.10), transparent 60%),
    var(--bg);
  line-height:1.6;
}
a{color:inherit;}
img{max-width:100%;height:auto;display:block;}
button{font-family:inherit;}
input,select,textarea{font-family:inherit;}

.container{
  max-width:1100px;
  margin:0 auto;
  padding:0 18px;
}

/* TOPBAR */
.topbar{
  position:sticky;top:0;z-index:30;
  background:rgba(255,255,255,0.82);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.topbar-inner{
  height:72px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
}
.brand{
  text-decoration:none;
  font-weight:900;
  letter-spacing:-0.02em;
}
.topnav{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
}
.topnav a{
  text-decoration:none;
  color:var(--muted);
  font-weight:700;
  padding:6px 8px;
  border-radius:10px;
}
.topnav a:hover{background:rgba(15,23,42,0.04);color:var(--text);}

.back{
  text-decoration:none;
  font-weight:800;
  color:var(--accent);
  padding:8px 12px;
  border-radius:999px;
  border:1px solid rgba(37,99,235,0.18);
  background:rgba(255,255,255,0.75);
  transition:transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.back:hover{transform:translateY(-1px);box-shadow:var(--shadow-soft);background:#fff;}
.back-footer{border:1px solid var(--border);color:var(--text);}

/* Toast */
.toast{
  position:fixed;
  right:18px;
  top:92px;
  z-index:60;
  display:none;
  padding:12px 14px;
  border-radius:14px;
  background:rgba(255,255,255,0.92);
  border:1px solid var(--border);
  box-shadow:var(--shadow-soft);
  font-weight:800;
  color:rgba(15,23,42,0.85);
}
.toast.show{display:block;}

/* HERO */
.hero{
  padding:54px 0 20px;
  display:grid;
  grid-template-columns:1.1fr 0.9fr;
  gap:22px;
  align-items:center;
}
.pill{
  display:inline-flex;
  padding:10px 14px;
  border-radius:999px;
  border:1px solid var(--border);
  background:rgba(255,255,255,0.82);
  color:var(--muted);
  font-weight:700;
  box-shadow:0 12px 24px rgba(15,23,42,0.06);
  margin-bottom:14px;
}
.hero h1{
  font-size:3rem;
  line-height:1.12;
  letter-spacing:-0.03em;
}
.hero p{margin-top:12px;color:var(--muted);max-width:65ch;}
.actions{margin-top:16px;display:flex;gap:12px;flex-wrap:wrap;}

/* BUTTONS */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:12px 16px;
  border-radius:14px;
  font-weight:850;
  text-decoration:none;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
}
.primary{background:var(--accent);color:#fff;}
.primary:hover{background:var(--accent-dark);transform:translateY(-2px);box-shadow:var(--shadow-soft);}
.ghost{
  background:rgba(255,255,255,0.82);
  border-color:var(--border);
  color:var(--text);
}
.ghost:hover{transform:translateY(-2px);box-shadow:var(--shadow-soft);border-color:rgba(15,23,42,0.14);}
.wide{width:100%;}
.small{padding:10px 12px;border-radius:12px;font-weight:900;}

/* PREVIEW */
.preview{
  background:rgba(255,255,255,0.92);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
  padding:18px;
}
.preview-top{
  display:flex;
  align-items:center;
  gap:8px;
  margin-bottom:14px;
}
.dot{
  width:9px;height:9px;border-radius:999px;
  background:rgba(15,23,42,0.16);
}
.preview-title{
  margin-left:6px;
  font-weight:850;
  color:rgba(15,23,42,0.75);
}
.preview-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px;
}
.mini-card{
  border:1px solid rgba(15,23,42,0.08);
  background:rgba(246,248,255,0.7);
  border-radius:16px;
  padding:12px;
}
.mini-k{display:block;color:var(--muted);font-weight:700;font-size:0.95rem;}
.mini-v{display:block;font-size:1.3rem;letter-spacing:-0.02em;}
.mini-s{display:block;color:rgba(37,99,235,0.85);font-weight:800;margin-top:4px;}

/* SECTIONS */
.section{padding:56px 0;}
.section-head{margin-bottom:18px;}
.section-head h2{font-size:2rem;letter-spacing:-0.02em;}
.section-head p{color:var(--muted);max-width:72ch;}

/* GRID */
.grid{display:grid;gap:14px;}
.stats{grid-template-columns:repeat(3,minmax(0,1fr));}
.two{grid-template-columns:1.2fr 0.8fr;}

/* CARDS */
.card{
  background:rgba(255,255,255,0.92);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:18px;
  box-shadow:var(--shadow-soft);
}
.card-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:10px;
}
.card h3{font-size:1.1rem;letter-spacing:-0.01em;}
.badge{
  border:1px solid rgba(37,99,235,0.18);
  color:var(--accent);
  background:rgba(255,255,255,0.78);
  padding:6px 10px;
  border-radius:999px;
  font-weight:900;
  font-size:0.9rem;
}
.big{font-size:2rem;font-weight:950;letter-spacing:-0.02em;margin:8px 0 6px;}
.muted{color:var(--muted);}

.link{
  color:var(--accent);
  font-weight:850;
  text-decoration:none;
}
.link:hover{text-decoration:underline;}

/* Toolbar */
.toolbar{
  margin:12px 0 14px;
  display:grid;
  grid-template-columns: 1fr 180px auto;
  gap:12px;
  align-items:end;
}
.field{display:grid;gap:6px;}
.field-label{font-weight:850;color:rgba(15,23,42,0.70);}

.input, .select, .textarea{
  border:1px solid rgba(15,23,42,0.12);
  background:rgba(255,255,255,0.92);
  border-radius:14px;
  padding:12px 12px;
  outline:none;
  box-shadow:0 10px 18px rgba(15,23,42,0.05);
  transition:border-color .2s ease, box-shadow .2s ease;
}
.input:focus, .select:focus, .textarea:focus{
  border-color:rgba(37,99,235,0.35);
  box-shadow:0 14px 26px rgba(37,99,235,0.12);
}

/* TABLE */
.table-wrap{overflow:auto;border-radius:16px;border:1px solid rgba(15,23,42,0.08);}
.table{
  width:100%;
  border-collapse:collapse;
  min-width:520px;
  background:rgba(255,255,255,0.95);
}
.table th, .table td{
  text-align:left;
  padding:12px 14px;
  border-bottom:1px solid rgba(15,23,42,0.06);
  font-weight:700;
}
.table th{color:rgba(15,23,42,0.70);background:rgba(246,248,255,0.7);}
.table td{font-weight:750;}

.no-results td{
  color:rgba(15,23,42,0.55);
  font-weight:850;
  text-align:center;
}

.status{
  display:inline-flex;
  padding:6px 10px;
  border-radius:999px;
  font-weight:900;
  font-size:0.9rem;
  border:1px solid rgba(15,23,42,0.10);
}
.ok{color:#0f766e;background:rgba(13,148,136,0.10);border-color:rgba(13,148,136,0.18);}
.warn{color:#b45309;background:rgba(245,158,11,0.12);border-color:rgba(245,158,11,0.22);}
.bad{color:#b91c1c;background:rgba(239,68,68,0.10);border-color:rgba(239,68,68,0.18);}

.stack{display:grid;gap:10px;}
.divider{height:1px;background:rgba(15,23,42,0.08);margin:14px 0;}
.note strong{display:block;margin-bottom:6px;}

/* CONTACT */
.contact{
  background:rgba(255,255,255,0.92);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:22px;
  box-shadow:var(--shadow-soft);
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:14px;
  flex-wrap:wrap;
}
.contact-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* FOOTER */
.footer{
  border-top:1px solid rgba(15,23,42,0.06);
  padding:26px 0;
  background:rgba(255,255,255,0.85);
}
.footer-inner{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
}

/* MODAL */
.modal-backdrop{
  position:fixed;
  inset:0;
  background:rgba(15,23,42,0.55);
  z-index:70;
}
.modal{
  position:fixed;
  inset:0;
  display:grid;
  place-items:center;
  z-index:80;
  padding:18px;
}
.modal-card{
  width:min(560px, 100%);
  background:rgba(255,255,255,0.96);
  border:1px solid rgba(15,23,42,0.12);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
  padding:18px;
}
.modal-head{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  margin-bottom:12px;
}
.modal-head h3{font-size:1.2rem;letter-spacing:-0.01em;}
.icon-btn{
  border:1px solid rgba(15,23,42,0.14);
  background:rgba(255,255,255,0.9);
  border-radius:12px;
  padding:8px 10px;
  cursor:pointer;
  font-weight:900;
}
.icon-btn:hover{box-shadow:0 12px 20px rgba(15,23,42,0.10);}

.form{display:grid;gap:12px;}
.modal-actions{
  display:flex;
  justify-content:flex-end;
  gap:10px;
  flex-wrap:wrap;
  margin-top:6px;
}
.modal-note{margin-top:10px;}

/* RESPONSIVE */
@media (max-width: 980px){
  .hero{grid-template-columns:1fr;}
  .stats{grid-template-columns:1fr;}
  .two{grid-template-columns:1fr;}
  .hero h1{font-size:2.4rem;}
  .toolbar{grid-template-columns:1fr 1fr; }
  .toolbar .small{grid-column: 1 / -1; justify-self:start;}
}
@media (max-width: 560px){
  .topbar-inner{height:auto;padding:12px 0;align-items:flex-start;}
  .actions{flex-direction:column;align-items:stretch;}
  .btn{width:100%;}
  .toolbar{grid-template-columns:1fr;}
}

[hidden] { display: none !important; }