/* =====================================================================
   CS2 Case Simulator – Styles
   ===================================================================== */

/* ── Variables ───────────────────────────────────────────────────────── */
:root {
  --bg:           #0d1117;
  --bg-2:         #161b22;
  --bg-3:         #1c2128;
  --bg-hover:     #21262d;
  --border:       #30363d;
  --accent:       #f97316;
  --accent-h:     #fb923c;
  --text:         #e6edf3;
  --text-muted:   #8b949e;
  --header-h:     64px;
  --nav-h:        56px;
  --radius:       8px;
  --shadow:       0 4px 20px rgba(0,0,0,0.5);
  /* Rarity */
  --c-consumer:   #b0c3d9;
  --c-mil-spec:   #4b69ff;
  --c-restricted: #8847ff;
  --c-classified: #d32ce6;
  --c-covert:     #eb4b4b;
  --c-special:    #e4ae39;
  --rarity-color: var(--c-mil-spec); /* default fallback for rarity-color custom prop */
}

/* ── Reset ───────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: 'Rajdhani', 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}
a { color: var(--accent); }
button { cursor: pointer; border: none; outline: none; font-family: inherit; }
input  { font-family: inherit; }

/* ── Utility ─────────────────────────────────────────────────────────── */
.hidden { display: none !important; }

/* ── Login Screen ────────────────────────────────────────────────────── */
.login-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: radial-gradient(ellipse at center, #1a1f2e 0%, #0d1117 70%);
  padding: 16px;
}
.login-box {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 48px 40px;
  max-width: 440px;
  width: 100%;
  box-shadow: var(--shadow);
  text-align: center;
}
.login-logo { margin-bottom: 32px; }
.login-logo__emoji { font-size: 64px; display: block; margin-bottom: 12px; filter: drop-shadow(0 0 20px var(--accent)); }
.login-logo h1 { font-size: 2rem; font-weight: 700; letter-spacing: 1px; }
.login-logo p  { color: var(--text-muted); margin-top: 6px; font-size: 1rem; }
/* ── Auth Tabs ───────────────────────────────────────────────────────── */
.auth-tabs {
  display: flex; gap: 0; margin-bottom: 20px;
  border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden;
}
.auth-tab {
  flex: 1; background: transparent; color: var(--text-muted);
  font-size: 1rem; font-weight: 700; padding: 10px;
  letter-spacing: .5px; border: none;
  transition: background .2s, color .2s;
}
.auth-tab:first-child { border-right: 1px solid var(--border); }
.auth-tab:hover  { background: var(--bg-hover); color: var(--text); }
.auth-tab.active { background: var(--accent); color: #fff; }

.login-form    { display: flex; flex-direction: column; gap: 12px; }
.login-form input {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 1.1rem;
  padding: 14px 16px;
  width: 100%;
  transition: border-color .2s;
}
.login-form input:focus { border-color: var(--accent); outline: none; }
.login-form input::placeholder { color: var(--text-muted); }
.remember-me {
  display: flex; align-items: center; gap: 8px;
  color: var(--text-muted); font-size: .9rem; text-align: left;
}
.remember-me input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--accent); cursor: pointer; flex-shrink: 0; }
.remember-me label { cursor: pointer; }
#signin-btn, #register-btn {
  background: var(--accent);
  color: #fff;
  font-size: 1.1rem;
  font-weight: 700;
  padding: 14px;
  border-radius: var(--radius);
  transition: background .2s, transform .1s;
  letter-spacing: 1px;
}
#signin-btn:hover,  #register-btn:hover  { background: var(--accent-h); transform: translateY(-1px); }
#signin-btn:active, #register-btn:active { transform: translateY(0); }
#signin-btn:disabled, #register-btn:disabled { opacity: .6; cursor: not-allowed; transform: none; }
.login-error { color: #eb4b4b; font-size: .9rem; margin-top: 4px; }

/* ── App Shell ───────────────────────────────────────────────────────── */
.app { display: flex; flex-direction: column; min-height: 100vh; }

/* ── Header ──────────────────────────────────────────────────────────── */
.header {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  height: var(--header-h);
  background: rgba(13,17,23,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 20px;
  gap: 12px;
}
.header-logo { display: flex; align-items: center; gap: 10px; font-size: 1.2rem; font-weight: 700; letter-spacing: .5px; }
.header-logo span { color: var(--accent); font-size: 1.5rem; }
.header-user { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.header-balance, .header-username {
  display: flex; align-items: center; gap: 6px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 12px;
  font-size: .95rem; font-weight: 600;
}
.header-balance  { color: #4ade80; }
.header-username { color: #60a5fa; }
#add-balance-btn {
  background: #1a3a1a; border: 1px solid #4ade80; color: #4ade80;
  border-radius: 6px; padding: 6px 10px; font-size: .8rem; font-weight: 600;
  transition: background .2s;
}
#add-balance-btn:hover { background: #2d5a2d; }
.logout-btn {
  background: var(--bg-3); border: 1px solid var(--border);
  color: var(--text-muted); border-radius: 6px; padding: 6px 10px;
  transition: color .2s, border-color .2s;
}
.logout-btn:hover { color: #eb4b4b; border-color: #eb4b4b; }

/* ── Nav ──────────────────────────────────────────────────────────────── */
.nav {
  display: flex; align-items: stretch;
  background: var(--bg-2); border-bottom: 1px solid var(--border);
  height: var(--nav-h);
}
.nav-btn {
  flex: 1; display: flex; align-items: center; justify-content: center; gap: 8px;
  background: transparent; color: var(--text-muted);
  font-size: 1rem; font-weight: 600; letter-spacing: .5px;
  border-bottom: 3px solid transparent;
  transition: color .2s, border-color .2s, background .2s;
  position: relative;
}
.nav-btn:hover { color: var(--text); background: var(--bg-hover); }
.nav-btn.active { color: var(--accent); border-bottom-color: var(--accent); }
.nav-badge {
  background: var(--accent); color: #fff;
  font-size: .7rem; font-weight: 700;
  border-radius: 10px; padding: 1px 6px; min-width: 18px; text-align: center;
}

/* ── Main / Views ─────────────────────────────────────────────────────── */
.main { flex: 1; overflow-y: auto; padding: 24px 16px; max-width: 1200px; margin: 0 auto; width: 100%; }
.view { display: none; }
.view.active { display: block; }

.section-header { margin-bottom: 20px; }
.section-header h2 { font-size: 1.8rem; font-weight: 700; }
.section-header p  { color: var(--text-muted); margin-top: 4px; }

/* ── Cases Grid ──────────────────────────────────────────────────────── */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
}
.case-card {
  background: var(--bg-2); border: 1px solid var(--border);
  border-radius: 12px; overflow: hidden;
  transition: transform .2s, box-shadow .2s;
}
.case-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.case-card__banner {
  height: 140px; display: flex; align-items: center; justify-content: center;
}
.case-card__icon { font-size: 64px; filter: drop-shadow(0 4px 16px rgba(0,0,0,0.5)); }
.case-card__body { padding: 14px 16px; }
.case-card__name { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.case-card__meta { display: flex; justify-content: space-between; color: var(--text-muted); font-size: .9rem; margin-bottom: 12px; }
.case-card__price { color: #4ade80; font-weight: 700; }
.btn-open {
  width: 100%; background: var(--accent); color: #fff;
  font-size: 1rem; font-weight: 700; padding: 10px;
  border-radius: var(--radius); letter-spacing: .5px;
  transition: background .2s, transform .1s;
}
.btn-open:hover  { background: var(--accent-h); transform: translateY(-1px); }
.btn-open:active { transform: translateY(0); }

/* ── Inventory ───────────────────────────────────────────────────────── */
.inventory-stats { color: var(--text-muted); margin-top: 6px; display: flex; gap: 16px; }
.inventory-stats strong { color: var(--text); }
.inventory-filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.filter-btn {
  background: var(--bg-2); border: 1px solid var(--border);
  color: var(--text-muted); border-radius: 20px;
  padding: 6px 16px; font-size: .9rem; font-weight: 600;
  transition: all .2s;
}
.filter-btn:hover  { color: var(--text); background: var(--bg-hover); }
.filter-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.inventory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 14px;
}
.inv-item {
  background: var(--bg-2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 12px;
  border-top: 3px solid var(--rarity-color, var(--c-mil-spec));
  box-shadow: 0 0 12px rgba(0,0,0,0.3);
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  text-align: center;
  transition: transform .15s;
}
.inv-item:hover { transform: translateY(-2px); }
.inv-item__top { display: flex; justify-content: space-between; width: 100%; align-items: center; }
.inv-item__val { font-size: .85rem; font-weight: 700; color: #4ade80; }
.rarity-badge { font-size: .65rem; font-weight: 700; color: #fff; border-radius: 4px; padding: 2px 6px; }
.inv-item__icon   { font-size: 2.2rem; display: flex; align-items: center; justify-content: center; min-height: 2.2rem; }
.inv-item__weapon { font-size: .8rem; color: var(--text-muted); }
.inv-item__name   { font-size: .95rem; font-weight: 600; }
.inv-item__cond   { font-size: .8rem; color: var(--text-muted); }
.btn-sell-inv {
  width: 100%; background: transparent; border: 1px solid var(--border);
  color: var(--text-muted); border-radius: 6px; padding: 6px 8px;
  font-size: .8rem; font-weight: 600; margin-top: 4px;
  transition: all .15s;
}
.btn-sell-inv:hover { background: #1a3a1a; border-color: #4ade80; color: #4ade80; }
.empty-state { text-align: center; padding: 60px 20px; color: var(--text-muted); font-size: 1.1rem; }

/* ── Leaderboard ─────────────────────────────────────────────────────── */
.lb-header-row { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; margin-top: 4px; }
.lb-mode-indicator {
  font-size: .78rem; font-weight: 700; letter-spacing: .5px;
  padding: 3px 10px; border-radius: 20px; flex-shrink: 0;
}
.lb-mode--live { background: rgba(74,222,128,.15); color: #4ade80; border: 1px solid #4ade80; }
.lb-mode--demo { background: rgba(249,115,22,.1);  color: var(--accent); border: 1px solid var(--accent); }
.leaderboard-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 20px; }
.lb-tab {
  display: flex; align-items: center; gap: 8px;
  background: var(--bg-2); border: 1px solid var(--border);
  color: var(--text-muted); border-radius: var(--radius);
  padding: 10px 18px; font-size: 1rem; font-weight: 600;
  transition: all .2s;
}
.lb-tab:hover  { color: var(--text); background: var(--bg-hover); }
.lb-tab.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.lb-table { display: none; }
.lb-table.active { display: block; }
.lb-table-el {
  width: 100%; border-collapse: collapse;
  background: var(--bg-2); border-radius: 10px;
  overflow: hidden; box-shadow: var(--shadow);
}
.lb-table-el thead { background: var(--bg-3); }
.lb-table-el th {
  text-align: left; padding: 12px 16px;
  font-size: .85rem; font-weight: 700; text-transform: uppercase;
  color: var(--text-muted); letter-spacing: .5px;
}
.lb-table-el td { padding: 12px 16px; border-bottom: 1px solid var(--border); }
.lb-table-el tbody tr:hover { background: var(--bg-hover); }
.lb-table-el tbody tr:last-child td { border-bottom: none; }
tr.lb-me td { background: rgba(249,115,22,.08) !important; }
tr.lb-me .lb-user { font-weight: 700; color: var(--accent); }
.lb-rank { font-size: 1.2rem; width: 60px; }
.lb-user { display: flex; align-items: center; gap: 10px; font-weight: 600; }
.lb-avatar {
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--accent); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: .85rem; font-weight: 700; flex-shrink: 0;
}
.lb-you { color: var(--accent); font-size: .8rem; }
.lb-stat { font-weight: 700; }
.lb-stat small { font-weight: 400; color: var(--text-muted); display: block; }
.lb-stat--none { color: var(--text-muted); font-weight: 400; }

/* ── Opening Overlay ─────────────────────────────────────────────────── */
.overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(0,0,0,.88);
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
}
.overlay-content {
  background: var(--bg-2); border: 1px solid var(--border);
  border-radius: 16px; width: 100%; max-width: 720px;
  padding: 28px 24px;
  position: relative;
  box-shadow: 0 8px 40px rgba(0,0,0,.7);
}
.opening-header { text-align: center; margin-bottom: 20px; }
.opening-header h2 { font-size: 1.6rem; font-weight: 700; }
.case-cost { color: var(--text-muted); margin-top: 4px; font-size: .95rem; }
.close-overlay {
  position: absolute; top: 14px; right: 14px;
  background: var(--bg-3); border: 1px solid var(--border);
  color: var(--text-muted); border-radius: 50%;
  width: 32px; height: 32px; font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
  transition: color .2s, border-color .2s;
}
.close-overlay:hover { color: #eb4b4b; border-color: #eb4b4b; }

/* ── Reel ─────────────────────────────────────────────────────────────── */
.reel-container {
  position: relative; overflow: hidden;
  width: 100%; max-width: 640px; margin: 0 auto;
  height: 120px; border-radius: 8px;
  background: var(--bg-3); border: 1px solid var(--border);
}
.reel-marker {
  position: absolute; top: 0; bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 128px;
  border: 3px solid var(--accent);
  border-radius: 6px;
  z-index: 10;
  pointer-events: none;
  box-shadow: 0 0 20px rgba(249,115,22,.5);
}
/* Fade edges */
.reel-container::before,
.reel-container::after {
  content: ''; position: absolute; top: 0; bottom: 0; width: 80px; z-index: 5; pointer-events: none;
}
.reel-container::before { left: 0;  background: linear-gradient(to right, var(--bg-3), transparent); }
.reel-container::after  { right: 0; background: linear-gradient(to left,  var(--bg-3), transparent); }
.reel-wrapper { width: 100%; height: 100%; overflow: hidden; position: relative; }
.reel {
  display: flex; align-items: center;
  height: 100%;
  will-change: transform;
}
.reel-item {
  flex-shrink: 0;
  width: 120px; height: 100px;
  margin: 0 4px;
  background: var(--bg-2); border: 2px solid var(--border);
  border-bottom: 3px solid var(--rarity-color, var(--c-mil-spec));
  border-radius: 6px;
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; gap: 2px;
  text-align: center; padding: 6px;
  pointer-events: none;
}
.reel-item--winner {
  border-color: var(--rarity-color, var(--c-mil-spec));
  box-shadow: 0 0 12px var(--rarity-color, var(--c-mil-spec));
}
.reel-item__icon { font-size: 1.6rem; display: flex; align-items: center; justify-content: center; }
.reel-item__name { font-size: .65rem; font-weight: 600; color: var(--text); line-height: 1.2; }
.reel-item__name small { color: var(--text-muted); }
.reel-item__cond { font-size: .6rem; color: var(--text-muted); }

/* ── Opening Result ──────────────────────────────────────────────────── */
.opening-result { margin-top: 20px; text-align: center; }
.result-card {
  display: inline-flex; flex-direction: column; align-items: center; gap: 6px;
  background: var(--bg-3); border: 2px solid var(--rarity-color, var(--c-mil-spec));
  border-radius: 12px; padding: 24px 36px;
  box-shadow: 0 0 30px var(--rarity-color, var(--c-mil-spec));
  opacity: 0; transform: scale(.85);
  transition: none;
}
.result-card.result-reveal {
  animation: revealCard .5s ease forwards;
}
@keyframes revealCard {
  to { opacity: 1; transform: scale(1); }
}
.result-rarity { font-size: .85rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; }
.result-icon   { font-size: 3.5rem; display: flex; align-items: center; justify-content: center; }
.result-weapon { font-size: .9rem; color: var(--text-muted); }
.result-name   { font-size: 1.3rem; font-weight: 700; }
.result-cond   { font-size: .85rem; color: var(--text-muted); }
.result-price  { font-size: 1.5rem; font-weight: 700; margin-top: 4px; }
.result-actions {
  display: flex; flex-wrap: wrap; gap: 10px; justify-content: center;
  margin-top: 16px;
}
.btn-primary, .btn-sell, .btn-secondary {
  flex: 1 1 auto; min-width: 130px; max-width: 200px;
  display: flex; align-items: center; justify-content: center; gap: 6px;
  border-radius: var(--radius); padding: 12px 16px;
  font-size: 1rem; font-weight: 700; letter-spacing: .5px;
  transition: transform .1s, filter .2s;
}
.btn-primary:hover, .btn-sell:hover, .btn-secondary:hover { transform: translateY(-1px); filter: brightness(1.1); }
.btn-primary   { background: #1565c0; color: #fff; }
.btn-sell      { background: #1a3a1a; border: 1px solid #4ade80; color: #4ade80; }
.btn-secondary { background: var(--bg-3); border: 1px solid var(--border); color: var(--text-muted); }

/* ── Skin Card (generic) ──────────────────────────────────────────────── */
.skin-card {
  background: var(--bg-2); border: 1px solid var(--border);
  border-left: 4px solid var(--rarity-color, var(--c-mil-spec));
  border-radius: var(--radius); padding: 10px 12px;
  display: flex; align-items: center; gap: 12px;
}
.skin-card__icon   { font-size: 1.8rem; display: flex; align-items: center; justify-content: center; }
.skin-card__info   { flex: 1; }
.skin-card__weapon { display: block; font-size: .8rem; color: var(--text-muted); }
.skin-card__name   { display: block; font-weight: 700; }
.skin-card__cond   { display: block; font-size: .8rem; color: var(--text-muted); }
.skin-card__price  { font-weight: 700; color: #4ade80; white-space: nowrap; }

/* ── Skin Images ──────────────────────────────────────────────────────── */
.skin-img {
  object-fit: contain; display: block;
  border-radius: 4px;
}
.inv-item__icon .skin-img  { width: 80px;  height: 56px;  }
.reel-item__icon .skin-img { width: 88px;  height: 62px;  }
.result-icon .skin-img     { width: 160px; height: 112px; }
.skin-card__icon .skin-img { width: 48px;  height: 34px;  }

/* ── Toast ───────────────────────────────────────────────────────────── */
.toast {
  position: fixed; bottom: 20px; right: 20px; z-index: 300;
  background: var(--bg-3); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 12px 20px;
  font-size: .95rem; font-weight: 600; max-width: 340px;
  transform: translateY(20px); opacity: 0;
  transition: transform .3s, opacity .3s;
  box-shadow: var(--shadow);
}
.toast--show { transform: translateY(0); opacity: 1; }
.toast--success { border-left: 4px solid #4ade80; }
.toast--error   { border-left: 4px solid #eb4b4b; }

/* ── Scrollbar ───────────────────────────────────────────────────────── */
::-webkit-scrollbar       { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #484f58; }

/* ── Responsive ──────────────────────────────────────────────────────── */
@media (max-width: 600px) {
  .header { padding: 0 10px; }
  .header-logo span { display: none; }
  .header-balance, .header-username { padding: 4px 8px; font-size: .85rem; }
  .main { padding: 16px 10px; }
  .overlay-content { padding: 20px 12px; }
  .result-card { padding: 18px 20px; }
  .cases-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; }
  .inventory-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
  .lb-table-el th:first-child, .lb-table-el td:first-child { display: none; }
}