:root {
  --bg: #0f1220;
  --bg-soft: #171b2e;
  --card: #1c2136;
  --border: #2a3050;
  --text: #e9ecf6;
  --text-dim: #9aa3c0;
  --primary: #6c5ce7;
  --primary-hover: #5b4bd6;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #38bdf8;
  --radius: 12px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: radial-gradient(circle at top, #1a1f38, var(--bg) 60%);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, -apple-system, Arial, sans-serif;
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { margin: 0 0 8px; }
p { color: var(--text-dim); line-height: 1.6; }

.container { max-width: 1180px; margin: 0 auto; padding: 0 20px; }

/* ---- Navbar ---- */
.navbar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(15, 18, 32, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; }
.brand .dot { width: 10px; height: 10px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), var(--info)); }
.nav-links { display: flex; gap: 22px; align-items: center; }
.nav-links a { color: var(--text-dim); font-weight: 600; font-size: 14px; }
.nav-links a:hover { color: var(--text); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 18px; border-radius: 10px; border: none; cursor: pointer;
  font-weight: 700; font-size: 14px; transition: transform .15s ease, background .15s ease;
}
.btn:active { transform: scale(.97); }
.btn-primary { background: linear-gradient(135deg, var(--primary), #8b7cf0); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn-ghost:hover { border-color: var(--primary); }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-success { background: var(--success); color: #06210f; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* ---- Hero ---- */
.hero { padding: 90px 0 60px; text-align: center; }
.hero h1 { font-size: 44px; letter-spacing: -1px; }
.hero .accent { background: linear-gradient(135deg, var(--primary), var(--info)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p { max-width: 600px; margin: 14px auto 30px; font-size: 16px; }
.hero-cta { display: flex; gap: 14px; justify-content: center; }

.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 50px 0; }
.stat-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; text-align: center; }
.stat-card .num { font-size: 28px; font-weight: 800; color: var(--primary); }
.stat-card .label { color: var(--text-dim); font-size: 13px; margin-top: 4px; }

/* ---- Cards / Grid ---- */
.section { padding: 50px 0; }
.section-title { text-align: center; margin-bottom: 34px; }
.section-title h2 { font-size: 28px; }

.grid { display: grid; gap: 18px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 22px;
}
.feature-card { text-align: left; }
.feature-card .icon { font-size: 26px; margin-bottom: 10px; }

/* ---- Auth forms ---- */
.auth-wrap { min-height: calc(100vh - 70px); display: flex; align-items: center; justify-content: center; padding: 40px 20px; }
.auth-card { width: 100%; max-width: 400px; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; }
.auth-card h2 { text-align: center; margin-bottom: 6px; }
.auth-card .sub { text-align: center; color: var(--text-dim); font-size: 14px; margin-bottom: 24px; }

.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13px; color: var(--text-dim); margin-bottom: 6px; font-weight: 600; }
.field input, .field select, .field textarea {
  width: 100%; padding: 11px 13px; border-radius: 9px; border: 1px solid var(--border);
  background: var(--bg-soft); color: var(--text); font-size: 14px; outline: none;
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--primary); }
.form-msg { font-size: 13px; padding: 10px 12px; border-radius: 8px; margin-bottom: 14px; display: none; }
.form-msg.error { display: block; background: rgba(239,68,68,.12); color: #ff9b9b; border: 1px solid rgba(239,68,68,.3); }
.form-msg.ok { display: block; background: rgba(34,197,94,.12); color: #86efac; border: 1px solid rgba(34,197,94,.3); }
.auth-switch { text-align: center; margin-top: 18px; font-size: 13px; color: var(--text-dim); }
.auth-switch a { color: var(--primary); font-weight: 700; }

/* ---- Dashboard layout ---- */
.dash-layout { display: grid; grid-template-columns: 230px 1fr; min-height: calc(100vh - 70px); }
.sidebar { border-right: 1px solid var(--border); padding: 24px 14px; }
.sidebar a {
  display: flex; align-items: center; gap: 10px; padding: 11px 14px; border-radius: 9px;
  color: var(--text-dim); font-weight: 600; font-size: 14px; margin-bottom: 4px; cursor: pointer;
}
.sidebar a:hover { background: var(--bg-soft); color: var(--text); }
.sidebar a.active { background: rgba(108,92,231,.15); color: var(--primary); }
.main { padding: 28px 30px; }
.page { display: none; }
.page.active { display: block; }

.top-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 22px; flex-wrap: wrap; gap: 12px; }
.balance-pill {
  background: linear-gradient(135deg, rgba(108,92,231,.2), rgba(56,189,248,.15));
  border: 1px solid var(--border); border-radius: 999px; padding: 8px 18px; font-weight: 700; font-size: 14px;
}

table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th, td { text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--border); }
th { color: var(--text-dim); font-weight: 700; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.table-wrap { overflow-x: auto; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); }

.badge { padding: 4px 10px; border-radius: 999px; font-size: 11.5px; font-weight: 700; display: inline-block; }
.badge-pending { background: rgba(245,158,11,.15); color: var(--warning); }
.badge-processing, .badge-in_progress { background: rgba(56,189,248,.15); color: var(--info); }
.badge-completed { background: rgba(34,197,94,.15); color: var(--success); }
.badge-partial { background: rgba(245,158,11,.15); color: var(--warning); }
.badge-canceled, .badge-rejected { background: rgba(239,68,68,.15); color: var(--danger); }
.badge-approved { background: rgba(34,197,94,.15); color: var(--success); }
.badge-active { background: rgba(34,197,94,.15); color: var(--success); }
.badge-banned { background: rgba(239,68,68,.15); color: var(--danger); }
.badge-admin { background: rgba(108,92,231,.2); color: var(--primary); }
.badge-user { background: rgba(148,163,184,.15); color: var(--text-dim); }

.tabs { display: flex; gap: 8px; margin-bottom: 18px; flex-wrap: wrap; }
.tab-btn {
  padding: 8px 16px; border-radius: 9px; border: 1px solid var(--border); background: transparent;
  color: var(--text-dim); font-weight: 700; font-size: 13px; cursor: pointer;
}
.tab-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }

.modal-bg {
  display: none; position: fixed; inset: 0; background: rgba(0,0,0,.6); z-index: 100;
  align-items: center; justify-content: center;
}
.modal-bg.show { display: flex; }
.modal { width: 100%; max-width: 440px; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; }
.modal-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.modal-close { cursor: pointer; color: var(--text-dim); font-size: 20px; }

.footer { border-top: 1px solid var(--border); padding: 26px 0; text-align: center; color: var(--text-dim); font-size: 13px; }

.svc-price { color: var(--primary); font-weight: 800; }
.svc-desc { font-size: 13px; color: var(--text-dim); margin: 6px 0 10px; }
.svc-meta { font-size: 12px; color: var(--text-dim); }

.empty-state { text-align: center; padding: 40px 20px; color: var(--text-dim); }

@media (max-width: 900px) {
  .dash-layout { grid-template-columns: 1fr; }
  .sidebar { display: flex; overflow-x: auto; border-right: none; border-bottom: 1px solid var(--border); padding: 12px; }
  .stats-row, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: 1fr; }
  .hero h1 { font-size: 30px; }
}