/* styles.css — Xstrem Trade dark professional trading theme.
   Tailwind (via CDN) handles utility spacing/typography in markup;
   this file owns layout structure, themed components, and animations. */

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

:root {
  --up: #16c784;
  --down: #ea3943;
  --accent: #3b82f6;
  --accent-2: #8b5cf6;
  --bg: #0b0e14;
  --panel: #131722;
  --panel-2: #171c2b;
  --border: #1e2433;
  --text: #e6e9f0;
  --text-muted: #8b93a7;
}

* { box-sizing: border-box; }
html, body { background: var(--bg); color: var(--text); font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; margin: 0; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-thumb { background: #2a3142; border-radius: 4px; }
::-webkit-scrollbar-track { background: transparent; }

.up { color: var(--up); }
.down { color: var(--down); }
.accent { color: var(--accent); }
.gradient-text {
  background: linear-gradient(135deg, #60a5fa, var(--accent-2) 60%, #f472b6);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ---------------- App shell layout ---------------- */
#app-shell { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.app-sidebar {
  background: var(--panel); border-right: 1px solid var(--border);
  display: flex; flex-direction: column; padding: 20px 14px; position: sticky; top: 0; height: 100vh;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; padding: 0 8px 20px; }
.brand-mark {
  width: 32px; height: 32px; border-radius: 9px; display: flex; align-items: center; justify-content: center; font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent-2)); box-shadow: 0 0 0 1px rgba(255,255,255,.08) inset, 0 4px 16px rgba(59,130,246,.45);
}
.brand em { color: var(--up); font-style: normal; }
.nav-links { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.nav-link {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 8px;
  color: var(--text-muted); font-size: 14px; font-weight: 500; transition: background .15s, color .15s; border: none; background: none; width: 100%; text-align: left;
}
.nav-link:hover { background: var(--panel-2); color: var(--text); }
.nav-link-active { background: rgba(59,130,246,.15); color: var(--accent); }
.nav-link-danger:hover { background: rgba(234,57,67,.12); color: var(--down); }
.nav-icon { width: 18px; display: inline-block; text-align: center; }
.sidebar-footer { display: flex; flex-direction: column; gap: 4px; border-top: 1px solid var(--border); padding-top: 12px; }

.app-main { display: flex; flex-direction: column; min-width: 0; }
.app-topbar {
  display: flex; align-items: center; gap: 14px; padding: 12px 24px; border-bottom: 1px solid var(--border);
  background: var(--panel); position: sticky; top: 0; z-index: 30;
}
.topbar-spacer { flex: 1; }
.mobile-nav-toggle { display: none; background: none; border: none; color: var(--text); font-size: 20px; }
.wallet-pill { font-weight: 700; background: var(--panel-2); border: 1px solid var(--border); padding: 7px 14px; border-radius: 8px; font-size: 13px; }
.icon-btn { position: relative; background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px; width: 38px; height: 38px; font-size: 16px; }
.notif-count { position: absolute; top: -4px; right: -4px; background: var(--down); color: #fff; font-size: 10px; font-weight: 700; padding: 1px 5px; border-radius: 999px; }
.user-chip { display: flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; }
.role-tag { font-size: 10px; font-weight: 700; text-transform: uppercase; padding: 3px 8px; border-radius: 999px; letter-spacing: .03em; }
.role-user { background: rgba(59,130,246,.15); color: var(--accent); }
.role-admin { background: rgba(22,199,132,.15); color: var(--up); }
.role-super_admin { background: rgba(234,57,67,.15); color: var(--down); }
.app-content { padding: 24px; flex: 1; }

.notif-panel { position: fixed; top: 64px; right: 24px; width: 340px; max-height: 70vh; overflow-y: auto; background: var(--panel); border: 1px solid var(--border); border-radius: 12px; box-shadow: 0 20px 50px rgba(0,0,0,.5); z-index: 50; }
.notif-panel-header { padding: 14px 16px; font-weight: 700; border-bottom: 1px solid var(--border); }
.notif-item { padding: 12px 16px; border-bottom: 1px solid var(--border); }
.notif-unread { background: rgba(59,130,246,.06); }
.notif-title { font-weight: 600; font-size: 13px; }
.notif-msg { font-size: 12px; color: var(--text-muted); margin-top: 2px; }
.notif-time { font-size: 11px; color: var(--text-muted); margin-top: 4px; }
.notif-empty { padding: 24px; text-align: center; color: var(--text-muted); font-size: 13px; }

/* ---------------- Cards & components ---------------- */
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 18px; transition: border-color .2s, transform .2s, box-shadow .2s; }
.card:hover { border-color: #2a3348; box-shadow: 0 8px 24px rgba(0,0,0,.25); }
.card-title { font-size: 13px; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: .03em; margin-bottom: 10px; }
.stat-value { font-size: 26px; font-weight: 800; }
.grid-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 18px; border-radius: 10px; font-weight: 700; font-size: 14px; border: none; transition: transform .1s, opacity .15s, filter .15s; }
.btn:hover { filter: brightness(1.08); }
.btn:active { transform: scale(.97); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #fff; box-shadow: 0 4px 14px rgba(59,130,246,.35); }
.btn-buy { background: linear-gradient(135deg, #1fe39c, var(--up)); color: #04130c; box-shadow: 0 4px 14px rgba(22,199,132,.3); }
.btn-sell { background: linear-gradient(135deg, #ff5d68, var(--down)); color: #1a0506; box-shadow: 0 4px 14px rgba(234,57,67,.3); }
.btn-ghost { background: var(--panel-2); color: var(--text); border: 1px solid var(--border); }
.btn-danger { background: rgba(234,57,67,.15); color: var(--down); border: 1px solid rgba(234,57,67,.3); }
.btn-sm { padding: 6px 12px; font-size: 12px; }

.input, select.input, textarea.input {
  width: 100%; background: var(--panel-2); border: 1px solid var(--border); color: var(--text);
  padding: 10px 12px; border-radius: 8px; font-size: 14px;
}
.input:focus { outline: none; border-color: var(--accent); }
.label { font-size: 12px; font-weight: 600; color: var(--text-muted); margin-bottom: 6px; display: block; }

.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th { text-align: left; color: var(--text-muted); font-weight: 600; padding: 8px 10px; border-bottom: 1px solid var(--border); font-size: 12px; text-transform: uppercase; }
.table td { padding: 10px; border-bottom: 1px solid var(--border); }
.table tr:hover td { background: rgba(255,255,255,.02); }

.badge { font-size: 11px; font-weight: 700; padding: 3px 9px; border-radius: 999px; display: inline-block; }
.badge-win, .badge-success, .badge-approved, .badge-active { background: rgba(22,199,132,.15); color: var(--up); }
.badge-loss, .badge-error, .badge-rejected, .badge-banned { background: rgba(234,57,67,.15); color: var(--down); }
.badge-pending, .badge-warning, .badge-suspended { background: rgba(251,191,36,.15); color: #fbbf24; }
.badge-info, .badge-open { background: rgba(59,130,246,.15); color: var(--accent); }

.modal-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: flex; align-items: center; justify-content: center; z-index: 100; padding: 16px; }
.modal-box { background: var(--panel); border: 1px solid var(--border); border-radius: 16px; padding: 24px; width: 100%; max-width: 460px; max-height: 90vh; overflow-y: auto; }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 18px; flex-wrap: wrap; }
.tab-btn { padding: 10px 16px; font-size: 13px; font-weight: 600; color: var(--text-muted); border-bottom: 2px solid transparent; background: none; border-top: none; border-left: none; border-right: none; }
.tab-btn.active { color: var(--text); border-bottom-color: var(--accent); }

@keyframes slide-in { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: translateX(0); } }
.animate-slide-in { animation: slide-in .25s ease-out; }
@keyframes pulse-soft { 0%, 100% { opacity: 1; } 50% { opacity: .55; } }
.animate-pulse-soft { animation: pulse-soft 1.6s ease-in-out infinite; }

/* ---------------- Auth pages ---------------- */
.auth-wrap {
  min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px;
  background:
    radial-gradient(circle at 18% 15%, rgba(59,130,246,.18), transparent 55%),
    radial-gradient(circle at 85% 80%, rgba(139,92,246,.14), transparent 55%),
    var(--bg);
}
.auth-card { width: 100%; max-width: 420px; background: var(--panel); border: 1px solid var(--border); border-radius: 18px; padding: 32px; box-shadow: 0 20px 60px rgba(0,0,0,.4); }

/* ---------------- Trading dashboard ---------------- */
.trade-layout { display: grid; grid-template-columns: 230px 1fr 320px; gap: 16px; align-items: start; }
.asset-panel { background: var(--panel); border: 1px solid var(--border); border-radius: 14px; overflow: hidden; }
.asset-panel-tabs { display: flex; flex-wrap: wrap; gap: 4px; padding: 10px; border-bottom: 1px solid var(--border); }
.asset-list { max-height: 560px; overflow-y: auto; padding: 6px; }
.asset-row { display: flex; align-items: center; justify-content: space-between; padding: 10px 12px; border-radius: 8px; cursor: pointer; }
.asset-row:hover { background: var(--panel-2); }
.asset-row.selected { background: rgba(59,130,246,.12); }
#price-canvas-wrap { position: relative; background: var(--panel); border: 1px solid var(--border); border-radius: 14px; }
.chart-toolbar { display: flex; align-items: center; gap: 8px; padding: 10px 14px; border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.toolbar-btn { background: var(--panel-2); border: 1px solid var(--border); color: var(--text-muted); font-size: 12px; font-weight: 600; padding: 6px 10px; border-radius: 6px; }
.toolbar-btn.active { background: rgba(59,130,246,.15); color: var(--accent); border-color: var(--accent); }
.fullscreen-chart { position: fixed !important; inset: 0; z-index: 200; border-radius: 0 !important; }

.direction-toggle { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.dir-btn { padding: 16px; border-radius: 10px; font-weight: 800; font-size: 15px; border: 2px solid transparent; background: var(--panel-2); color: var(--text-muted); }
.dir-btn.call.selected { background: rgba(22,199,132,.15); border-color: var(--up); color: var(--up); }
.dir-btn.put.selected { background: rgba(234,57,67,.15); border-color: var(--down); color: var(--down); }

@media (max-width: 1280px) {
  .trade-layout { grid-template-columns: 200px 1fr 280px; }
}
@media (max-width: 1024px) {
  .trade-layout { grid-template-columns: 1fr; }
  .asset-list { max-height: 240px; }
}
@media (max-width: 900px) {
  #app-shell { grid-template-columns: 1fr; }
  .app-sidebar { position: fixed; left: 0; top: 0; width: 240px; z-index: 60; transform: translateX(-100%); transition: transform .2s; }
  .app-sidebar.open { transform: translateX(0); }
  .mobile-nav-toggle { display: block; }
}
@media (max-width: 600px) {
  .app-content { padding: 14px; }
  .user-chip span:first-child { display: none; }
}