/* ── SkyFi Portal – Deep navy ISP theme ── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Space+Grotesk:wght@500;700&display=swap');

:root {
  --bg:       #0a0f1e;
  --surface:  #111827;
  --card:     #1a2236;
  --border:   #1f2e4a;
  --accent:   #3b82f6;
  --accent2:  #06b6d4;
  --green:    #10b981;
  --amber:    #f59e0b;
  --red:      #ef4444;
  --text:     #e2e8f0;
  --muted:    #64748b;
  --radius:   12px;
}

* { margin:0; padding:0; box-sizing:border-box; }
body { font-family:'Inter',sans-serif; background:var(--bg); color:var(--text); min-height:100vh; }

/* ── Nav ── */
.nav {
  background:var(--surface);
  border-bottom:1px solid var(--border);
  padding:0 24px;
  display:flex; align-items:center; justify-content:space-between; height:60px;
  position:sticky; top:0; z-index:100;
}
.nav-brand { font-family:'Space Grotesk',sans-serif; font-size:1.2rem; font-weight:700; color:#fff;
  background:linear-gradient(90deg,var(--accent),var(--accent2)); -webkit-background-clip:text;
  -webkit-text-fill-color:transparent; }
.nav-links { display:flex; gap:8px; }
.nav-links a {
  color:var(--muted); text-decoration:none; padding:6px 14px; border-radius:8px;
  font-size:0.85rem; font-weight:500; transition:all .15s;
}
.nav-links a:hover, .nav-links a.active { color:var(--text); background:var(--card); }
.nav-user { font-size:0.85rem; color:var(--muted); display:flex; align-items:center; gap:12px; }
.nav-user a { color:var(--red); text-decoration:none; font-size:0.8rem; }

/* ── Main ── */
.main { max-width:1000px; margin:0 auto; padding:32px 20px; }

/* ── Cards ── */
.card {
  background:var(--card); border:1px solid var(--border); border-radius:var(--radius);
  padding:24px; margin-bottom:20px;
}
.card-title { font-family:'Space Grotesk',sans-serif; font-size:0.75rem; font-weight:500;
  color:var(--muted); letter-spacing:.08em; text-transform:uppercase; margin-bottom:16px; }

/* ── Grid ── */
.grid-2 { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.grid-3 { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
.grid-4 { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; }

/* ── Stat boxes ── */
.stat { text-align:center; padding:16px; }
.stat-val { font-family:'Space Grotesk',sans-serif; font-size:2rem; font-weight:700; color:#fff; line-height:1; }
.stat-label { font-size:0.75rem; color:var(--muted); margin-top:6px; }
.stat-badge { display:inline-block; padding:2px 10px; border-radius:20px; font-size:0.7rem; font-weight:600; margin-top:8px; }
.badge-green { background:rgba(16,185,129,.15); color:var(--green); }
.badge-amber { background:rgba(245,158,11,.15); color:var(--amber); }
.badge-red   { background:rgba(239,68,68,.15);  color:var(--red); }
.badge-blue  { background:rgba(59,130,246,.15); color:var(--accent); }

/* ── Progress bar ── */
.progress-wrap { margin:12px 0; }
.progress-label { display:flex; justify-content:space-between; font-size:0.78rem; color:var(--muted); margin-bottom:6px; }
.progress-bar { height:8px; background:var(--border); border-radius:4px; overflow:hidden; }
.progress-fill { height:100%; border-radius:4px; transition:width .4s ease;
  background:linear-gradient(90deg,var(--accent),var(--accent2)); }
.progress-fill.warn { background:linear-gradient(90deg,var(--amber),#f97316); }
.progress-fill.danger { background:linear-gradient(90deg,var(--red),#dc2626); }

/* ── Login ── */
.login-wrap { min-height:100vh; display:flex; align-items:center; justify-content:center; padding:20px; }
.login-card { background:var(--card); border:1px solid var(--border); border-radius:16px; padding:40px; width:100%; max-width:400px; }
.login-logo { font-family:'Space Grotesk',sans-serif; font-size:1.8rem; font-weight:700; text-align:center; margin-bottom:8px;
  background:linear-gradient(90deg,var(--accent),var(--accent2)); -webkit-background-clip:text; -webkit-text-fill-color:transparent; }
.login-sub { text-align:center; color:var(--muted); font-size:0.85rem; margin-bottom:32px; }

/* ── Form ── */
.form-group { margin-bottom:16px; }
.form-label { display:block; font-size:0.8rem; font-weight:500; color:var(--muted); margin-bottom:6px; }
.form-input {
  width:100%; padding:10px 14px; background:var(--surface); border:1px solid var(--border);
  border-radius:8px; color:var(--text); font-size:0.9rem; font-family:inherit; outline:none; transition:border .15s;
}
.form-input:focus { border-color:var(--accent); }
.btn {
  display:inline-block; padding:10px 20px; border-radius:8px; font-size:0.875rem; font-weight:600;
  cursor:pointer; border:none; font-family:inherit; transition:all .15s; text-decoration:none;
}
.btn-primary { background:var(--accent); color:#fff; width:100%; text-align:center; }
.btn-primary:hover { background:#2563eb; }
.btn-sm { padding:6px 14px; font-size:0.8rem; }
.btn-outline { background:transparent; border:1px solid var(--border); color:var(--text); }
.btn-outline:hover { border-color:var(--accent); color:var(--accent); }

/* ── Alerts ── */
.alert { padding:12px 16px; border-radius:8px; font-size:0.85rem; margin-bottom:16px; }
.alert-error { background:rgba(239,68,68,.1); border:1px solid rgba(239,68,68,.3); color:#fca5a5; }
.alert-success { background:rgba(16,185,129,.1); border:1px solid rgba(16,185,129,.3); color:#6ee7b7; }
.alert-info { background:rgba(59,130,246,.1); border:1px solid rgba(59,130,246,.3); color:#93c5fd; }

/* ── Table ── */
.table-wrap { overflow-x:auto; }
table { width:100%; border-collapse:collapse; font-size:0.82rem; }
th { color:var(--muted); font-weight:500; text-align:left; padding:8px 12px;
  border-bottom:1px solid var(--border); white-space:nowrap; }
td { padding:10px 12px; border-bottom:1px solid rgba(31,46,74,.5); color:var(--text); }
tr:last-child td { border-bottom:none; }
tr:hover td { background:rgba(59,130,246,.04); }

/* ── Plan cards ── */
.plan-card { border:1px solid var(--border); border-radius:var(--radius); padding:20px; text-align:center;
  transition:border-color .2s; position:relative; }
.plan-card:hover { border-color:var(--accent); }
.plan-card.active-plan { border-color:var(--accent); background:rgba(59,130,246,.05); }
.plan-card .price { font-family:'Space Grotesk',sans-serif; font-size:1.8rem; font-weight:700; color:#fff; }
.plan-card .plan-speed { font-size:0.9rem; color:var(--accent2); margin:4px 0; }
.plan-card .plan-fup { font-size:0.78rem; color:var(--muted); }
.plan-tag { position:absolute; top:-10px; left:50%; transform:translateX(-50%);
  background:var(--accent); color:#fff; font-size:0.65rem; font-weight:700; padding:2px 10px; border-radius:20px; }

/* ── Recharge amounts ── */
.amount-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:10px; margin:16px 0; }
.amount-btn { padding:12px; border:1px solid var(--border); border-radius:8px; background:var(--surface);
  color:var(--text); font-size:0.9rem; font-weight:600; cursor:pointer; transition:all .15s; font-family:inherit; }
.amount-btn:hover, .amount-btn.selected { border-color:var(--accent); color:var(--accent); background:rgba(59,130,246,.08); }

/* ── Page header ── */
.page-header { margin-bottom:24px; }
.page-title { font-family:'Space Grotesk',sans-serif; font-size:1.4rem; font-weight:700; color:#fff; }
.page-sub { color:var(--muted); font-size:0.85rem; margin-top:4px; }

/* ── Divider ── */
.divider { height:1px; background:var(--border); margin:20px 0; }

/* ── FUP status banner ── */
.fup-banner { padding:14px 18px; border-radius:10px; display:flex; align-items:center; gap:12px; margin-bottom:20px; }
.fup-banner.fup-ok { background:rgba(16,185,129,.08); border:1px solid rgba(16,185,129,.2); }
.fup-banner.fup-warn { background:rgba(245,158,11,.08); border:1px solid rgba(245,158,11,.2); }
.fup-banner.fup-hit { background:rgba(239,68,68,.08); border:1px solid rgba(239,68,68,.2); }
.fup-icon { font-size:1.4rem; }
.fup-text strong { display:block; font-size:0.9rem; }
.fup-text span { font-size:0.78rem; color:var(--muted); }

@media(max-width:640px){
  .grid-2,.grid-3,.grid-4 { grid-template-columns:1fr 1fr; }
  .grid-4 { grid-template-columns:1fr 1fr; }
  .amount-grid { grid-template-columns:1fr 1fr; }
  .nav-links { display:none; }
}