@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #FAFAFA;
  --fg: #1A1A1A;
  --border: #E0E0E0;
  --input: #E0E0E0;
  --card: #FFFFFF;
  --card-border: #E5E5E5;
  --primary: #C41C1C;
  --primary-fg: #FFFFFF;
  --muted: #F2F2F2;
  --muted-fg: #808080;
  --accent: #FCF1F1;
  --accent-fg: #AE1919;
  --accent-border: #F0DADA;
  --destructive: #E53535;
  --sidebar-w: 256px;
  --radius: 8px;
}

body { font-family: 'Inter', sans-serif; background: var(--bg); color: var(--fg); font-size: 14px; line-height: 1.5; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
button { cursor: pointer; border: none; background: none; }

/* ── Layout ─────────────────────────────────────────────────────── */
.app { display: flex; height: 100vh; overflow: hidden; }

.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  background: var(--card);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  height: 100%;
}
.sidebar-logo { display: flex; align-items: center; gap: 12px; padding: 20px 24px; border-bottom: 1px solid var(--border); }
.sidebar-logo-icon { width: 32px; height: 32px; border-radius: 50%; background: var(--primary); display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 800; font-size: 13px; }
.sidebar-logo-name { font-weight: 700; font-size: 13px; line-height: 1.2; }
.sidebar-logo-role { font-size: 11px; color: var(--muted-fg); }

.sidebar-nav { flex: 1; padding: 12px; display: flex; flex-direction: column; gap: 2px; }
.nav-link {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: var(--radius);
  font-size: 13px; font-weight: 500; color: var(--fg); transition: background 0.15s, color 0.15s;
}
.nav-link:hover { background: var(--accent); color: var(--accent-fg); }
.nav-link.active { background: var(--primary); color: var(--primary-fg); }
.nav-link svg { width: 17px; height: 17px; flex-shrink: 0; }

.sidebar-footer { padding: 12px; border-top: 1px solid var(--border); }
.referral-chip { padding: 8px 12px; background: var(--accent); border-radius: var(--radius); margin-bottom: 12px; }
.referral-chip p:first-child { font-size: 11px; color: var(--muted-fg); }
.referral-chip p:last-child { font-size: 13px; font-weight: 700; color: var(--primary); font-family: monospace; letter-spacing: 2px; }
.sidebar-user { padding: 4px 12px 10px; }
.sidebar-user .name { font-size: 13px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sidebar-user .email { font-size: 11px; color: var(--muted-fg); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.logout-btn { display: flex; align-items: center; gap: 10px; width: 100%; padding: 10px 12px; border-radius: var(--radius); font-size: 13px; font-weight: 500; color: var(--muted-fg); transition: background 0.15s, color 0.15s; }
.logout-btn:hover { background: var(--accent); color: var(--destructive); }
.logout-btn svg { width: 17px; height: 17px; }

.main-area { flex: 1; display: flex; flex-direction: column; min-width: 0; overflow: auto; }
.main-content { flex: 1; overflow: auto; padding: 24px; }
.page-inner { max-width: 768px; margin: 0 auto; }
.page-inner.narrow { max-width: 520px; }

/* ── Typography ──────────────────────────────────────────────────── */
.page-title { font-size: 20px; font-weight: 700; margin-bottom: 4px; }
.page-sub { font-size: 13px; color: var(--muted-fg); margin-bottom: 24px; }
h3 { font-size: 14px; font-weight: 600; }

/* ── Cards ───────────────────────────────────────────────────────── */
.card { background: var(--card); border: 1px solid var(--card-border); border-radius: 12px; }
.card-p { padding: 16px; }
.card-p-lg { padding: 24px; }
.primary-card { background: var(--primary); border-radius: 12px; padding: 16px; }

/* ── Grid helpers ────────────────────────────────────────────────── */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
.grid-4 { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr; gap: 12px; }
.col-span-2 { grid-column: span 2; }
.mb-6 { margin-bottom: 24px; }
.mb-5 { margin-bottom: 20px; }
.mb-4 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 12px; }
.mb-2 { margin-bottom: 8px; }
.mb-1 { margin-bottom: 4px; }
.mt-4 { margin-top: 16px; }
.mt-3 { margin-top: 12px; }
.mt-2 { margin-top: 8px; }
.mt-1 { margin-top: 4px; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }

/* ── Buttons ─────────────────────────────────────────────────────── */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 10px 16px; border-radius: var(--radius); font-size: 13px; font-weight: 600; transition: opacity 0.15s; cursor: pointer; border: none; }
.btn-primary { background: var(--primary); color: var(--primary-fg); }
.btn-primary:hover { opacity: 0.9; }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }
.btn-outline { background: none; border: 1px solid var(--border); color: var(--fg); width: 100%; }
.btn-outline:hover { background: var(--muted); }
.btn-sm { padding: 6px 12px; font-size: 11px; border-radius: 6px; }
.btn-ghost { background: none; color: var(--muted-fg); padding: 10px 12px; }

/* ── Form ────────────────────────────────────────────────────────── */
.form-label { display: block; font-size: 13px; font-weight: 500; margin-bottom: 6px; }
.form-input {
  width: 100%; padding: 10px 12px; border-radius: var(--radius); border: 1px solid var(--input);
  background: var(--card); color: var(--fg); font-size: 13px; outline: none; transition: border-color 0.15s, box-shadow 0.15s;
}
.form-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(196,28,28,0.12); }
.form-input.mono { font-family: monospace; letter-spacing: 4px; text-align: center; font-size: 15px; }
.form-hint { font-size: 11px; color: var(--muted-fg); margin-top: 6px; }

/* ── Stat card ───────────────────────────────────────────────────── */
.stat-card { background: var(--card); border: 1px solid var(--card-border); border-radius: 12px; padding: 16px; }
.stat-value { font-size: 26px; font-weight: 800; }
.stat-label { font-size: 11px; color: var(--muted-fg); margin-top: 2px; }

/* ── Badge ───────────────────────────────────────────────────────── */
.badge { display: inline-flex; align-items: center; gap: 4px; padding: 2px 8px; border-radius: 99px; font-size: 11px; font-weight: 600; }
.badge-yellow { background: #FEF9C3; color: #854D0E; }
.badge-green { background: #DCFCE7; color: #166534; }
.badge-red { background: #FEE2E2; color: #991B1B; }
.badge-blue { background: #DBEAFE; color: #1E40AF; }
.badge-purple { background: #F3E8FF; color: #6B21A8; }
.badge-muted { background: var(--muted); color: var(--muted-fg); }

/* ── Table-list ──────────────────────────────────────────────────── */
.list-row { display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; border-bottom: 1px solid var(--border); }
.list-row:last-child { border-bottom: none; }
.list-header { display: flex; align-items: center; justify-content: space-between; padding: 10px 16px; border-bottom: 1px solid var(--border); font-size: 12px; font-weight: 600; color: var(--muted-fg); background: rgba(0,0,0,0.02); }

/* ── Filters ─────────────────────────────────────────────────────── */
.filter-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.filter-btn { padding: 6px 14px; border-radius: 99px; font-size: 11px; font-weight: 500; border: 1px solid var(--border); background: var(--card); color: var(--fg); cursor: pointer; transition: all 0.15s; }
.filter-btn.active { background: var(--primary); color: var(--primary-fg); border-color: var(--primary); }
.filter-btn:hover:not(.active) { border-color: var(--primary); }

/* ── Alerts ──────────────────────────────────────────────────────── */
.alert { border-radius: 12px; padding: 16px 20px; display: flex; gap: 14px; align-items: flex-start; margin-top: 16px; }
.alert svg { width: 20px; height: 20px; flex-shrink: 0; margin-top: 2px; }
.alert-green { background: #F0FDF4; border: 1px solid #BBF7D0; }
.alert-green svg, .alert-green .alert-title { color: #166534; }
.alert-green .alert-msg { color: #15803D; }
.alert-yellow { background: #FEFCE8; border: 1px solid #FDE047; }
.alert-yellow svg, .alert-yellow .alert-title { color: #854D0E; }
.alert-yellow .alert-msg { color: #A16207; }
.alert-red { background: #FFF1F2; border: 1px solid #FECDD3; }
.alert-red svg, .alert-red .alert-title { color: #991B1B; }
.alert-red .alert-msg { color: #B91C1C; }
.alert-title { font-size: 13px; font-weight: 600; margin-bottom: 4px; }
.alert-msg { font-size: 13px; }
.alert-link { font-size: 11px; text-decoration: underline; cursor: pointer; background: none; border: none; margin-top: 8px; display: block; }
.alert-green .alert-link { color: #166534; }
.alert-yellow .alert-link { color: #854D0E; }
.alert-red .alert-link { color: #991B1B; }

/* ── Accent box ──────────────────────────────────────────────────── */
.accent-box { background: var(--accent); border: 1px solid var(--accent-border); border-radius: 12px; padding: 16px; }
.accent-box-sm { background: var(--accent); border: 1px solid var(--accent-border); border-radius: 8px; padding: 12px; }
.primary-soft-box { background: rgba(196,28,28,0.08); border: 1px solid rgba(196,28,28,0.18); border-radius: 8px; padding: 10px 16px; }

/* ── Quick-action buttons ────────────────────────────────────────── */
.quick-action { background: var(--card); border: 1px solid var(--card-border); border-radius: 12px; padding: 16px; display: flex; flex-direction: column; align-items: center; gap: 8px; text-decoration: none; transition: background 0.15s, border-color 0.15s; }
.quick-action:hover { background: var(--accent); border-color: rgba(196,28,28,0.3); }
.quick-action .icon-wrap { width: 40px; height: 40px; border-radius: 8px; background: var(--accent); display: flex; align-items: center; justify-content: center; }
.quick-action .icon-wrap svg { width: 20px; height: 20px; color: var(--primary); }
.quick-action span { font-size: 11px; font-weight: 500; text-align: center; color: var(--fg); }

/* ── Progress bar ────────────────────────────────────────────────── */
.progress-bar-wrap { height: 8px; background: var(--muted); border-radius: 99px; overflow: hidden; }
.progress-bar { height: 100%; background: var(--primary); border-radius: 99px; }

/* ── Divider ─────────────────────────────────────────────────────── */
.divider { border: none; border-top: 1px solid var(--border); }

/* ── Step indicator ──────────────────────────────────────────────── */
.step-row { display: flex; align-items: center; gap: 8px; margin-bottom: 24px; }
.step-dot { width: 24px; height: 24px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 700; flex-shrink: 0; }
.step-dot.done { background: #22C55E; color: #fff; }
.step-dot.active { background: var(--primary); color: #fff; }
.step-dot.idle { background: var(--muted); color: var(--muted-fg); }
.step-line { height: 2px; flex: 1; border-radius: 99px; }
.step-line.done { background: var(--primary); }
.step-line.idle { background: var(--muted); }

/* ── Icon colors ─────────────────────────────────────────────────── */
.icon-primary svg { color: var(--primary); }
.text-primary { color: var(--primary); }
.text-muted { color: var(--muted-fg); }
.text-green { color: #16A34A; }
.text-blue { color: #1D4ED8; }
.text-red { color: var(--primary); }
.font-mono { font-family: monospace; }
.font-bold { font-weight: 700; }
.text-sm { font-size: 13px; }
.text-xs { font-size: 11px; }
.text-2xl { font-size: 22px; font-weight: 800; }
.text-3xl { font-size: 28px; font-weight: 800; }

/* ── Utility ─────────────────────────────────────────────────────── */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 4px; }
.w-full { width: 100%; }
.hidden { display: none !important; }
.space-y-2 > * + * { margin-top: 8px; }
.space-y-3 > * + * { margin-top: 12px; }
.space-y-4 > * + * { margin-top: 16px; }

/* ── Icon circle ─────────────────────────────────────────────────── */
.icon-circle { width: 32px; height: 32px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.icon-circle svg { width: 16px; height: 16px; }
.icon-circle.primary { background: rgba(196,28,28,0.1); color: var(--primary); }
.icon-circle.muted { background: var(--muted); color: var(--muted-fg); }
.icon-circle.blue { background: #DBEAFE; color: #1D4ED8; }

/* ── Login page ──────────────────────────────────────────────────── */
.login-wrap { display: flex; min-height: 100vh; }
.login-left { width: 50%; background: var(--primary); display: flex; flex-direction: column; justify-content: space-between; padding: 40px; }
.login-right { flex: 1; display: flex; align-items: center; justify-content: center; padding: 40px; background: var(--bg); }
.login-form-wrap { max-width: 360px; width: 100%; }
.login-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.login-stat { background: rgba(255,255,255,0.1); border-radius: 12px; padding: 16px; }
.login-stat .val { font-size: 22px; font-weight: 800; color: #fff; }
.login-stat .lbl { font-size: 11px; color: rgba(255,255,255,0.6); margin-top: 4px; }

/* ── Register page ────────────────────────────────────────────────── */
.reg-header { background: var(--primary); padding: 16px 24px; display: flex; align-items: center; gap: 12px; }
.reg-body { max-width: 480px; margin: 0 auto; padding: 32px 24px; }
.step-progress { display: flex; gap: 8px; margin-bottom: 4px; }
.step-bar { height: 6px; flex: 1; border-radius: 99px; background: var(--muted); transition: background 0.3s; }
.step-bar.done { background: var(--primary); }

/* ── Reward grid ──────────────────────────────────────────────────── */
.reward-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.reward-card { background: var(--card); border: 1px solid var(--card-border); border-radius: 12px; padding: 16px; display: flex; flex-direction: column; }
.reward-card.unavailable { opacity: 0.6; }
.reward-card .icon-box { width: 40px; height: 40px; border-radius: 8px; background: var(--accent); display: flex; align-items: center; justify-content: center; margin-bottom: 12px; }
.reward-card .icon-box svg { width: 20px; height: 20px; color: var(--primary); }
.reward-card .reward-name { font-size: 13px; font-weight: 600; flex: 1; line-height: 1.3; }
.reward-card .reward-footer { margin-top: 12px; display: flex; align-items: center; justify-content: space-between; }
.reward-card .reward-poin { font-size: 13px; font-weight: 700; color: var(--primary); }

/* ── Mobile header (hidden on wide) ──────────────────────────────── */
.mob-header { display: none; background: var(--card); border-bottom: 1px solid var(--border); padding: 12px 16px; align-items: center; gap: 12px; }

@media (max-width: 768px) {
  .sidebar { display: none; }
  .mob-header { display: flex; }
  .login-left { display: none; }
  .login-right { padding: 24px; }
}

/* ── Selection button ─────────────────────────────────────────────── */
.select-btn { width: 100%; text-align: left; padding: 14px 16px; border-radius: 12px; border: 2px solid var(--border); background: var(--card); cursor: pointer; transition: border-color 0.15s, background 0.15s; }
.select-btn:hover { border-color: rgba(196,28,28,0.4); }
.select-btn.selected { border-color: var(--primary); background: var(--accent); }