/* ============================================================
   CryptoVest Pro — Main Stylesheet
   Dark crypto-finance aesthetic with gold accents
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=Space+Mono:wght@400;700&display=swap');

:root {
  --bg-primary:    #0a0e1a;
  --bg-secondary:  #111827;
  --bg-card:       #141d2e;
  --bg-card-alt:   #1a2538;
  --border:        #1f2d45;
  --border-light:  #243350;
  --accent:        #f5c842;
  --accent-hover:  #e8b820;
  --accent-glow:   rgba(245,200,66,.18);
  --text-primary:  #e8edf5;
  --text-secondary:#8899b4;
  --text-muted:    #576880;
  --success:       #22c55e;
  --danger:        #ef4444;
  --warning:       #f59e0b;
  --info:          #38bdf8;
  --sidebar-w:     260px;
  --radius:        12px;
  --radius-sm:     8px;
  --transition:    all .2s ease;
  --font-main:    'Outfit', sans-serif;
  --font-mono:    'Space Mono', monospace;
  --shadow:        0 4px 24px rgba(0,0,0,.4);
  --shadow-lg:     0 8px 48px rgba(0,0,0,.6);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-main);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  font-size: 15px;
  line-height: 1.6;
}

/* ---- Typography ------------------------------------------ */
h1,h2,h3,h4,h5,h6 { font-weight: 600; letter-spacing: -.02em; }
a { color: var(--accent); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent-hover); }
.mono { font-family: var(--font-mono); }

/* ---- Scrollbar ------------------------------------------- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 3px; }

/* ============================================================
   AUTH PAGES
   ============================================================ */
.auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
  background:
    radial-gradient(ellipse 80% 60% at 20% 10%, rgba(245,200,66,.07) 0%, transparent 60%),
    radial-gradient(ellipse 60% 80% at 80% 90%, rgba(56,189,248,.05) 0%, transparent 60%),
    var(--bg-primary);
}

.auth-card {
  width: 100%;
  max-width: 500px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
}

.auth-logo {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-logo .logo-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, var(--accent), #e8a020);
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: .75rem;
  box-shadow: 0 4px 20px var(--accent-glow);
}

.auth-logo h1 { font-size: 1.5rem; color: var(--text-primary); }
.auth-logo p  { color: var(--text-secondary); font-size: .85rem; margin-top: .25rem; }

/* ============================================================
   LAYOUT — SIDEBAR + MAIN
   ============================================================ */
.app-layout {
  display: flex;
  min-height: 100vh;
}

/* ---- Sidebar --------------------------------------------- */
.sidebar {
  width: var(--sidebar-w);
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  position: fixed;
  top: 0; left: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  z-index: 100;
  transition: transform .3s ease;
}

.sidebar-brand {
  padding: 1.5rem 1.25rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: .75rem;
}

.sidebar-brand .brand-icon {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--accent), #e8a020);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.sidebar-brand .brand-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.sidebar-brand .brand-sub {
  font-size: .7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
}

.sidebar-user {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-card);
}

.sidebar-user .user-name { font-weight: 600; font-size: .9rem; }
.sidebar-user .user-balance { font-size: .78rem; color: var(--accent); font-family: var(--font-mono); }

.sidebar-nav { flex: 1; padding: 1rem 0; }

.nav-section-label {
  font-size: .68rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text-muted);
  padding: 1rem 1.25rem .4rem;
}

.nav-item { list-style: none; }

.nav-link {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .65rem 1.25rem;
  color: var(--text-secondary);
  font-size: .9rem;
  font-weight: 500;
  border-radius: 0;
  transition: var(--transition);
  position: relative;
}

.nav-link:hover {
  color: var(--text-primary);
  background: var(--bg-card);
}

.nav-link.active {
  color: var(--accent);
  background: var(--accent-glow);
}

.nav-link.active::before {
  content: '';
  position: absolute;
  left: 0; top: 0;
  width: 3px; height: 100%;
  background: var(--accent);
  border-radius: 0 2px 2px 0;
}

.nav-link .nav-icon {
  width: 20px;
  text-align: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.nav-badge {
  margin-left: auto;
  background: var(--danger);
  color: #fff;
  font-size: .68rem;
  padding: .15rem .45rem;
  border-radius: 20px;
  font-weight: 600;
}

.sidebar-footer {
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--border);
}

/* ---- Main Content ----------------------------------------- */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ---- Topbar ---------------------------------------------- */
.topbar {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 0 1.75rem;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar-title { font-size: 1.05rem; font-weight: 600; }

.topbar-actions { display: flex; align-items: center; gap: 1rem; }

.topbar-btn {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.topbar-btn:hover { color: var(--text-primary); border-color: var(--border-light); }

.page-body { padding: 1.75rem; flex: 1; }

/* ============================================================
   CARDS
   ============================================================ */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.card-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: transparent;
}

.card-title {
  font-size: .95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.card-body { padding: 1.25rem; }

/* ---- Stat Cards ------------------------------------------ */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.stat-card:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.stat-card::after {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 60px; height: 60px;
  border-radius: 50%;
  opacity: .08;
  transform: translate(20px,-20px);
}

.stat-card.gold::after   { background: var(--accent); }
.stat-card.blue::after   { background: var(--info); }
.stat-card.green::after  { background: var(--success); }
.stat-card.red::after    { background: var(--danger); }

.stat-icon {
  width: 42px; height: 42px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  margin-bottom: .9rem;
}

.stat-icon.gold  { background: rgba(245,200,66,.15); color: var(--accent); }
.stat-icon.blue  { background: rgba(56,189,248,.15); color: var(--info); }
.stat-icon.green { background: rgba(34,197,94,.15);  color: var(--success); }
.stat-icon.red   { background: rgba(239,68,68,.15);  color: var(--danger); }
.stat-icon.purple{ background: rgba(168,85,247,.15); color: #a855f7; }

.stat-label { font-size: .78rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: .06em; margin-bottom: .3rem; }
.stat-value { font-size: 1.6rem; font-weight: 700; font-family: var(--font-mono); color: var(--text-primary); line-height: 1; }
.stat-sub   { font-size: .78rem; color: var(--text-secondary); margin-top: .35rem; }

/* ============================================================
   FORMS
   ============================================================ */
.form-label { font-size: .85rem; color: var(--text-secondary); margin-bottom: .4rem; font-weight: 500; }

.form-control,
.form-select {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  padding: .6rem .9rem;
  font-size: .9rem;
  transition: var(--transition);
}

.form-control:focus,
.form-select:focus {
  background: var(--bg-secondary);
  border-color: var(--accent);
  color: var(--text-primary);
  box-shadow: 0 0 0 3px var(--accent-glow);
  outline: none;
}

.form-control::placeholder { color: var(--text-muted); }

.input-group-text {
  background: var(--bg-card);
  border-color: var(--border);
  color: var(--text-secondary);
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  font-family: var(--font-main);
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  letter-spacing: .01em;
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #0a0e1a;
  font-weight: 600;
}

.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: #0a0e1a;
  box-shadow: 0 4px 16px var(--accent-glow);
}

.btn-outline-primary {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-outline-primary:hover {
  background: var(--accent);
  color: #0a0e1a;
}

.btn-dark-outline {
  background: transparent;
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  padding: .45rem .9rem;
  font-size: .85rem;
}

.btn-dark-outline:hover { border-color: var(--accent); color: var(--accent); }

/* ============================================================
   TABLES
   ============================================================ */
.table { color: var(--text-primary); }

.table thead th {
  background: var(--bg-secondary);
  border-color: var(--border);
  color: var(--text-muted);
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .07em;
  font-weight: 600;
  padding: .75rem 1rem;
}

.table tbody tr { transition: background .15s; }
.table tbody tr:hover { background: var(--bg-card-alt); }
.table td, .table th { border-color: var(--border); padding: .85rem 1rem; vertical-align: middle; }

/* ============================================================
   BADGES
   ============================================================ */
.badge-status {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .3rem .7rem;
  border-radius: 20px;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .03em;
}

.badge-status::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

.badge-approved, .badge-active, .badge-paid    { background: rgba(34,197,94,.15);  color: var(--success); }
.badge-pending                                  { background: rgba(245,158,11,.15); color: var(--warning); }
.badge-rejected, .badge-inactive, .badge-missed { background: rgba(239,68,68,.15);  color: var(--danger); }
.badge-upcoming                                 { background: rgba(56,189,248,.15); color: var(--info); }

/* ============================================================
   MONTH CALENDAR
   ============================================================ */
.month-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
  gap: .6rem;
}

.month-cell {
  border-radius: var(--radius-sm);
  padding: .6rem .4rem;
  text-align: center;
  font-size: .75rem;
  font-weight: 600;
  border: 1px solid transparent;
}

.month-cell.paid     { background: rgba(34,197,94,.12);  border-color: rgba(34,197,94,.3);  color: var(--success); }
.month-cell.missed   { background: rgba(239,68,68,.12);  border-color: rgba(239,68,68,.3);  color: var(--danger); }
.month-cell.upcoming { background: var(--bg-secondary);  border-color: var(--border);        color: var(--text-muted); }

/* ============================================================
   WALLET ADDRESSES
   ============================================================ */
.wallet-address-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: .75rem 1rem;
  display: flex;
  align-items: center;
  gap: .75rem;
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--text-secondary);
  word-break: break-all;
}

.wallet-address-box .copy-btn {
  flex-shrink: 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  width: 30px; height: 30px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.wallet-address-box .copy-btn:hover { color: var(--accent); border-color: var(--accent); }

/* ============================================================
   LUCKY DRAW CARD
   ============================================================ */
.lucky-draw-card {
  background: linear-gradient(135deg, #1a2538, #0d1829);
  border: 1px solid rgba(245,200,66,.2);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.lucky-draw-card::before {
  content: '';
  position: absolute;
  top: -40px; right: -40px;
  width: 120px; height: 120px;
  background: radial-gradient(circle, rgba(245,200,66,.15), transparent 70%);
  border-radius: 50%;
}

.lucky-draw-card .draw-icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: .75rem;
  animation: pulse 2s infinite;
}

@keyframes pulse { 0%,100%{transform:scale(1)} 50%{transform:scale(1.08)} }

/* ============================================================
   REFERRAL
   ============================================================ */
.referral-link-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: .65rem 1rem;
  font-family: var(--font-mono);
  font-size: .82rem;
  color: var(--accent);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tier-badge {
  display: inline-block;
  padding: .25rem .6rem;
  border-radius: 6px;
  font-size: .78rem;
  font-weight: 600;
}

.tier-1 { background: rgba(56,189,248,.15); color: var(--info); }
.tier-2 { background: rgba(168,85,247,.15); color: #a855f7; }
.tier-3 { background: rgba(245,200,66,.15); color: var(--accent); }

/* ============================================================
   ALERTS
   ============================================================ */
.alert {
  border-radius: var(--radius-sm);
  font-size: .88rem;
  border-width: 1px;
}

.alert-success { background: rgba(34,197,94,.1);  border-color: rgba(34,197,94,.3);  color: #4ade80; }
.alert-danger  { background: rgba(239,68,68,.1);  border-color: rgba(239,68,68,.3);  color: #f87171; }
.alert-warning { background: rgba(245,158,11,.1); border-color: rgba(245,158,11,.3); color: #fbbf24; }
.alert-info    { background: rgba(56,189,248,.1); border-color: rgba(56,189,248,.3); color: #38bdf8; }

/* ============================================================
   PAGINATION
   ============================================================ */
.pagination .page-item .page-link {
  background: var(--bg-card);
  border-color: var(--border);
  color: var(--text-secondary);
  font-size: .85rem;
}

.pagination .page-item.active .page-link {
  background: var(--accent);
  border-color: var(--accent);
  color: #0a0e1a;
}

.pagination .page-item .page-link:hover { background: var(--bg-card-alt); color: var(--accent); }

/* ============================================================
   MOBILE TOGGLE
   ============================================================ */
.sidebar-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.3rem;
  cursor: pointer;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 991px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); box-shadow: var(--shadow-lg); }
  .main-content { margin-left: 0; }
  .sidebar-toggle { display: block; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 576px) {
  .page-body { padding: 1rem; }
  .stat-grid { grid-template-columns: 1fr; }
  .auth-card { padding: 1.5rem; }
  .month-grid { grid-template-columns: repeat(4, 1fr); }
}

/* ============================================================
   MISC
   ============================================================ */
.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 1.25rem 0;
}

.text-accent   { color: var(--accent) !important; }
.text-muted-cv { color: var(--text-muted) !important; }
.bg-card-cv    { background: var(--bg-card) !important; }

.section-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: .6rem;
}

.section-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.spinner-usdt {
  width: 20px; height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .7s linear infinite;
  display: inline-block;
}

@keyframes spin { to { transform: rotate(360deg); } }

.qr-box {
  background: #fff;
  padding: 8px;
  border-radius: 8px;
  display: inline-block;
}