/* ==========================================================
   Buscatrufas Telegram Mini App (TWA) - Design System
   Dual Theme Support: Dark Mode (Default) & Light Mode (PC/Mobile)
   ========================================================== */

:root {
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Outfit', var(--font-body);

  /* Primary Brand & Accents */
  --color-primary: #e5a00d; /* Plex Gold */
  --color-primary-light: #fbbf24;
  --color-primary-glow: rgba(229, 160, 13, 0.3);

  --color-accent: #06b6d4; /* Neon Cyan */
  --color-accent-glow: rgba(6, 182, 212, 0.3);

  --color-success: #10b981;
  --color-success-bg: rgba(16, 185, 129, 0.15);
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-danger-bg: rgba(239, 68, 68, 0.15);

  /* Dark Theme Tokens (Default) */
  --bg-deep: #0a0b10;
  --bg-card: rgba(22, 24, 38, 0.88);
  --bg-card-hover: rgba(30, 34, 52, 0.95);
  --bg-inner: rgba(14, 16, 26, 0.75);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-focus: rgba(229, 160, 13, 0.5);

  --text-main: #f3f4f6;
  --text-heading: #ffffff;
  --text-muted: #9ca3af;
  --text-dim: #6b7280;

  --top-nav-bg: rgba(10, 11, 16, 0.88);
  --bottom-nav-bg: rgba(10, 11, 16, 0.94);
  --card-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);

  --brand-gradient: linear-gradient(135deg, #ffffff 30%, var(--color-primary) 100%);
  --avatar-bg: linear-gradient(135deg, #1e293b, #0f172a);
  
  --summary-bg: linear-gradient(135deg, rgba(229, 160, 13, 0.15) 0%, rgba(22, 24, 38, 0.95) 100%);
  --summary-border: var(--color-primary);
  --summary-price-color: #ffffff;

  --policy-bg: linear-gradient(135deg, rgba(239, 68, 68, 0.12) 0%, rgba(22, 24, 38, 0.9) 100%);
  --policy-border: rgba(239, 68, 68, 0.4);
  --policy-title-color: #f87171;
  --policy-desc-color: #d1d5db;

  --ref-card-bg: linear-gradient(180deg, rgba(6, 182, 212, 0.08) 0%, var(--bg-card) 60%);
  --ref-card-border: rgba(6, 182, 212, 0.25);

  --copy-box-bg: rgba(0, 0, 0, 0.3);
  --copy-btn-bg: rgba(255, 255, 255, 0.1);
  --copy-btn-color: #ffffff;

  --chip-bg: rgba(255, 255, 255, 0.04);
  --chip-border: rgba(255, 255, 255, 0.09);
  --chip-text: #e5e7eb;

  --toast-bg: rgba(22, 24, 38, 0.98);
  --dropzone-bg: rgba(14, 16, 26, 0.5);

  --sold-cell-bg: rgba(30, 34, 48, 0.4);
  --sold-cell-color: #4b5563;

  --nav-height: 64px;
  --top-height: 60px;
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================
   LIGHT THEME OVERRIDES (PC Telegram / Light Mode)
   ========================================================== */
[data-theme="light"] {
  --bg-deep: #f1f5f9;
  --bg-card: #ffffff;
  --bg-card-hover: #f8fafc;
  --bg-inner: #f8fafc;
  --border-subtle: rgba(0, 0, 0, 0.08);
  --border-focus: rgba(217, 119, 6, 0.6);

  --color-primary: #d97706; /* High contrast amber on white */
  --color-primary-light: #f59e0b;
  --color-primary-glow: rgba(217, 119, 6, 0.2);

  --color-accent: #0284c7; /* Sky 600 */
  --color-accent-glow: rgba(2, 132, 199, 0.2);

  --text-main: #1f2937; /* Dark slate */
  --text-heading: #0f172a; /* Rich black */
  --text-muted: #64748b;
  --text-dim: #94a3b8;

  --top-nav-bg: rgba(255, 255, 255, 0.92);
  --bottom-nav-bg: rgba(255, 255, 255, 0.95);
  --card-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.07), 0 2px 6px -1px rgba(0, 0, 0, 0.04);

  --brand-gradient: linear-gradient(135deg, #0f172a 30%, var(--color-primary) 100%);
  --avatar-bg: linear-gradient(135deg, #e2e8f0, #cbd5e1);

  --summary-bg: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
  --summary-border: #f59e0b;
  --summary-price-color: #b45309;

  --policy-bg: #fef2f2;
  --policy-border: #fecaca;
  --policy-title-color: #dc2626;
  --policy-desc-color: #4b5563;

  --ref-card-bg: linear-gradient(180deg, #ecfeff 0%, #ffffff 60%);
  --ref-card-border: #a5f3fc;

  --copy-box-bg: #f1f5f9;
  --copy-btn-bg: #e2e8f0;
  --copy-btn-color: #0f172a;

  --chip-bg: #f8fafc;
  --chip-border: #cbd5e1;
  --chip-text: #334155;

  --toast-bg: #ffffff;
  --dropzone-bg: #f8fafc;

  --sold-cell-bg: #e2e8f0;
  --sold-cell-color: #94a3b8;
}

/* ==========================================================
   Base Reset & Mobile-First Setup
   ========================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-deep);
  color: var(--text-main);
  line-height: 1.5;
  overflow-x: hidden;
  min-height: 100vh;
  padding-bottom: calc(var(--nav-height) + env(safe-area-inset-bottom, 16px));
  user-select: none;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.app-container {
  max-width: 480px;
  margin: 0 auto;
  position: relative;
  min-height: 100vh;
}

/* ==========================================================
   Top Navigation Bar
   ========================================================== */
.top-nav {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  background: var(--top-nav-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  height: var(--top-height);
  transition: background 0.2s ease, border-color 0.2s ease;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-icon {
  font-size: 26px;
  filter: drop-shadow(0 2px 8px var(--color-primary-glow));
}

.brand-info {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-sub {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.01em;
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--card-shadow);
  transition: all var(--transition-fast);
}

.icon-btn:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.icon-btn:active {
  transform: scale(0.92);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

/* ==========================================================
   Main Content & Tab Switching
   ========================================================== */
.content-area {
  padding: 16px;
}

.tab-pane {
  display: none;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity var(--transition-smooth), transform var(--transition-smooth);
}

.tab-pane.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* Section Headings */
.section-title-wrap {
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-heading);
  letter-spacing: -0.01em;
}

.section-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Cards (Glassmorphism / Elevation) */
.card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 18px;
  margin-bottom: 14px;
  box-shadow: var(--card-shadow);
  color: var(--text-main);
  transition: transform var(--transition-fast), border-color var(--transition-fast), background 0.2s ease;
}

/* ==========================================================
   TAB 1: Profile & Account Styles
   ========================================================== */
.profile-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.profile-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--avatar-bg);
  border: 2px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  box-shadow: var(--card-shadow);
}

.profile-meta {
  flex: 1;
}

.profile-name {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-heading);
}

.profile-badges {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
}

.status-badge {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 20px;
  letter-spacing: 0.03em;
}

.badge-active {
  background: var(--color-success-bg);
  color: var(--color-success);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.15);
  color: var(--color-warning);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-expired {
  background: var(--color-danger-bg);
  color: var(--color-danger);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-pending {
  background: rgba(156, 163, 175, 0.15);
  color: var(--text-muted);
}

.server-badge {
  font-size: 0.72rem;
  font-weight: 600;
  background: rgba(229, 160, 13, 0.12);
  color: var(--color-primary);
  border: 1px solid rgba(229, 160, 13, 0.25);
  padding: 2px 8px;
  border-radius: 20px;
}

.profile-details {
  background: var(--bg-inner);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

.detail-label {
  color: var(--text-muted);
}

.detail-val {
  font-weight: 600;
  color: var(--text-heading);
  font-family: monospace;
}

/* Subscription Card */
.sub-card {
  position: relative;
  overflow: hidden;
}

.sub-card::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 120px;
  height: 120px;
  background: radial-gradient(circle, var(--color-primary-glow) 0%, transparent 70%);
  pointer-events: none;
}

.card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.card-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-heading);
}

.days-pill {
  font-size: 0.85rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: #000;
  padding: 4px 12px;
  border-radius: 20px;
  box-shadow: 0 2px 10px var(--color-primary-glow);
}

.progress-bar-container {
  height: 8px;
  background: var(--border-subtle);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 10px;
}

.progress-bar {
  height: 100%;
  border-radius: 10px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-primary));
  transition: width 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.sub-footer {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.sub-date-val {
  color: var(--text-heading);
  font-weight: 600;
}

/* Mini Cards */
.mini-flex {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mini-icon {
  font-size: 24px;
}

.mini-text {
  display: flex;
  flex-direction: column;
}

.mini-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-heading);
}

.mini-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Referral Card */
.referral-card {
  border-color: var(--ref-card-border);
  background: var(--ref-card-bg);
}

.ref-header {
  display: flex;
  gap: 12px;
  margin-bottom: 14px;
}

.ref-icon {
  font-size: 26px;
}

.ref-title {
  font-family: var(--font-heading);
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text-heading);
}

.ref-sub {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.ref-box {
  background: var(--bg-inner);
  border: 1px dashed rgba(6, 182, 212, 0.35);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.ref-code-label {
  font-size: 0.65rem;
  color: var(--text-dim);
  font-weight: 800;
}

.ref-code-val {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--color-accent);
  letter-spacing: 0.05em;
}

.btn-copy {
  background: rgba(6, 182, 212, 0.2);
  border: 1px solid rgba(6, 182, 212, 0.4);
  color: var(--color-accent);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-copy:active {
  transform: scale(0.92);
  background: var(--color-accent);
  color: #fff;
}

/* ==========================================================
   TAB 2: Warning Policy Card (Cuenta Única por Hogar)
   ========================================================== */
.warning-policy-card {
  border: 1px solid var(--policy-border);
  background: var(--policy-bg);
  margin-bottom: 16px;
}

.policy-flex {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.policy-icon {
  font-size: 26px;
  filter: drop-shadow(0 0 8px rgba(239, 68, 68, 0.4));
}

.policy-title {
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--policy-title-color);
  letter-spacing: 0.02em;
}

.policy-desc {
  font-size: 0.76rem;
  color: var(--policy-desc-color);
  margin-top: 4px;
  line-height: 1.45;
}

/* Period Toggle (6m vs 12m) */
.period-toggle-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.period-btn {
  background: var(--bg-card);
  border: 2px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  transition: all var(--transition-fast);
  color: var(--text-main);
}

.period-btn:active {
  transform: scale(0.97);
}

.period-btn.active {
  border-color: var(--color-primary);
  background: linear-gradient(180deg, rgba(229, 160, 13, 0.16) 0%, var(--bg-card) 100%);
  box-shadow: 0 0 16px var(--color-primary-glow);
}

.period-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-heading);
}

.period-badge {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--text-muted);
}

.badge-rec {
  color: var(--color-primary);
}

/* Streams Chips (1 to 5) */
.streams-chips-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
}

.stream-chip {
  background: var(--chip-bg);
  border: 1px solid var(--chip-border);
  border-radius: var(--radius-sm);
  padding: 8px 4px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: var(--chip-text);
  transition: all var(--transition-fast);
}

.stream-chip:active {
  transform: scale(0.92);
}

.stream-chip.active {
  border-color: var(--color-accent);
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.25) 0%, var(--bg-card) 100%);
  box-shadow: 0 0 12px var(--color-accent-glow);
}

.stream-num {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-heading);
}

.stream-chip.active .stream-num {
  color: var(--color-accent);
}

.stream-label {
  font-size: 0.62rem;
  color: var(--text-muted);
}

.stream-chip.active .stream-label {
  color: var(--color-accent);
  font-weight: 600;
}

/* Price Summary Card */
.price-summary-card {
  background: var(--summary-bg);
  border: 1.5px solid var(--summary-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  box-shadow: var(--card-shadow), 0 0 20px var(--color-primary-glow);
  margin-bottom: 16px;
  border-radius: var(--radius-lg);
}

.summary-left {
  display: flex;
  flex-direction: column;
}

.summary-sub {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.summary-total-label {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-heading);
}

.summary-price {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 900;
  color: var(--summary-price-color);
  text-shadow: 0 0 16px var(--color-primary-glow);
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.font-bold {
  font-weight: 700;
}

.streams-hint {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* Payment Methods */
.method-card {
  background: var(--bg-inner);
  border-radius: var(--radius-md);
  padding: 14px;
  border: 1px solid var(--border-subtle);
}

.method-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.method-tag {
  font-size: 0.75rem;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: 6px;
  letter-spacing: 0.04em;
}

.tag-bizum {
  background: #008f87;
  color: #fff;
}

.tag-paypal {
  background: #00457c;
  color: #fff;
}

.method-note {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.copy-field {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--copy-box-bg);
  border: 1px solid var(--border-subtle);
  padding: 8px 10px;
  border-radius: 6px;
}

.copy-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  width: 70px;
}

.copy-text {
  flex: 1;
  font-family: monospace;
  font-size: 0.85rem;
  color: var(--text-heading);
  font-weight: 600;
}

.btn-sm-copy {
  background: var(--copy-btn-bg);
  border: 1px solid var(--border-subtle);
  color: var(--copy-btn-color);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-sm-copy:active {
  background: var(--color-primary);
  color: #000;
}

.paypal-info {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}

/* Receipt Dropzone */
.dropzone {
  border: 2px dashed var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px 16px;
  text-align: center;
  cursor: pointer;
  background: var(--dropzone-bg);
  transition: all var(--transition-fast);
}

.dropzone:hover {
  border-color: var(--color-primary);
}

.dropzone-icon {
  font-size: 32px;
  margin-bottom: 6px;
}

.dropzone-title {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-heading);
}

.dropzone-hint {
  display: block;
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.dropzone-preview {
  position: relative;
  max-height: 220px;
  overflow: hidden;
  border-radius: 8px;
}

.dropzone-preview img {
  width: 100%;
  max-height: 200px;
  object-fit: cover;
  border-radius: 8px;
}

.btn-remove-img {
  position: absolute;
  top: 8px;
  right: 8px;
  background: rgba(0, 0, 0, 0.75);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  cursor: pointer;
}

.form-label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.form-input {
  width: 100%;
  background: var(--bg-inner);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-input:focus {
  border-color: var(--color-primary);
}

/* ==========================================================
   TAB 3: Raffles & 00-99 Board Styles
   ========================================================== */
.raffle-intro-card {
  border-color: rgba(229, 160, 13, 0.3);
  background: linear-gradient(180deg, rgba(229, 160, 13, 0.08) 0%, var(--bg-card) 60%);
}

.raffle-badge {
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.raffle-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-heading);
}

.raffle-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.raffle-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 14px;
  background: var(--bg-inner);
  border: 1px solid var(--border-subtle);
  padding: 10px;
  border-radius: var(--radius-md);
  text-align: center;
}

.r-val {
  display: block;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-heading);
}

.r-lab {
  font-size: 0.68rem;
  color: var(--text-muted);
}

.board-legend {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin: 12px 0;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.leg-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.dot-avail { background: var(--color-success); box-shadow: 0 0 6px var(--color-success); }
.dot-selected { background: var(--color-primary); box-shadow: 0 0 6px var(--color-primary); }
.dot-sold { background: #94a3b8; }

/* 10x10 Board */
.board-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 12px;
  box-shadow: var(--card-shadow);
}

.numbers-grid {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 5px;
}

.num-cell {
  aspect-ratio: 1;
  background: var(--bg-inner);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  color: var(--text-main);
  font-family: monospace;
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.num-cell:active {
  transform: scale(0.85);
}

.num-cell.avail {
  border-color: rgba(16, 185, 129, 0.4);
  color: #10b981;
}

.num-cell.selected {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light)) !important;
  color: #000 !important;
  font-weight: 900;
  transform: scale(1.1);
  box-shadow: 0 0 10px var(--color-primary-glow);
  z-index: 2;
  border-color: #fff;
}

.num-cell.sold {
  background: var(--sold-cell-bg);
  color: var(--sold-cell-color);
  border-color: transparent;
  cursor: not-allowed;
  text-decoration: line-through;
}

/* Sticky Action Bar for Raffle */
.sticky-action-bar {
  position: fixed;
  bottom: calc(var(--nav-height) + 10px);
  left: 16px;
  right: 16px;
  max-width: 448px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  z-index: 50;
  animation: slideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideUp {
  from { transform: translateY(100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.sticky-num {
  font-family: monospace;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-primary);
}

/* ==========================================================
   TAB 4: Games & Entertainment
   ========================================================== */
.game-card {
  position: relative;
  overflow: hidden;
}

.roulette-game {
  border-color: rgba(229, 160, 13, 0.35);
  background: linear-gradient(135deg, rgba(229, 160, 13, 0.12) 0%, var(--bg-card) 60%);
}

.upcoming-game {
  opacity: 0.8;
  border-style: dashed;
}

.game-badge {
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.badge-upcoming {
  color: var(--color-accent);
}

.game-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-heading);
}

.game-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ==========================================================
   Buttons System
   ========================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn:active {
  transform: scale(0.96);
}

.btn-block {
  width: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: #000;
  box-shadow: 0 4px 15px var(--color-primary-glow);
}

.btn-success {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.btn-paypal {
  background: #0070ba;
  color: #fff;
}

.btn-gold {
  background: linear-gradient(135deg, #e5a00d, #f59e0b);
  color: #000;
  box-shadow: 0 4px 15px var(--color-primary-glow);
}

.btn-tg-share {
  background: rgba(6, 182, 212, 0.15);
  border: 1px solid rgba(6, 182, 212, 0.3);
  color: var(--color-accent);
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

/* ==========================================================
   Bottom Navigation
   ========================================================== */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  max-width: 480px;
  margin: 0 auto;
  height: var(--nav-height);
  background: var(--bottom-nav-bg);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-around;
  z-index: 60;
  padding-bottom: env(safe-area-inset-bottom, 0px);
  transition: background 0.2s ease, border-color 0.2s ease;
}

.nav-item {
  background: transparent;
  border: none;
  color: var(--text-dim);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  cursor: pointer;
  flex: 1;
  padding: 8px 0;
  transition: all var(--transition-fast);
}

.nav-item:active {
  transform: scale(0.9);
}

.nav-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast);
}

.nav-label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.nav-item.active {
  color: var(--color-primary);
}

.nav-item.active .nav-icon {
  transform: translateY(-2px);
  filter: drop-shadow(0 2px 8px var(--color-primary-glow));
}

/* ==========================================================
   Toast Notification
   ========================================================== */
.toast {
  position: fixed;
  top: 16px;
  left: 16px;
  right: 16px;
  max-width: 448px;
  margin: 0 auto;
  background: var(--toast-bg);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  z-index: 100;
  animation: toastIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes toastIn {
  from { transform: translateY(-40px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.toast-msg {
  font-size: 0.85rem;
  color: var(--text-heading);
  font-weight: 500;
}

/* Utilities */
.d-none { display: none !important; }
.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; }

/* Tag Revolut */
.tag-revolut {
  background: #0075eb;
  color: #fff;
}

/* Guard Screen */
.guard-screen {
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px 16px;
  background-color: var(--bg-deep);
}