/* Bingo Platform — Premium Light Mode (2028 SaaS) */

body.app-body,
body.auth-body,
body.welcome-body,
body.admin-body {
  --color-bg: #ffffff;
  --color-bg-secondary: #f8f9fb;
  --color-bg-elevated: #ffffff;
  --color-bg-card: #f3f4f6;
  --color-bg-hover: #f0f1f4;
  --color-surface: #ffffff;
  --color-text: #111827;
  --color-text-secondary: #6b7280;
  --color-text-tertiary: #9ca3af;
  --color-border: rgba(0, 0, 0, 0.06);
  --color-border-strong: rgba(0, 0, 0, 0.1);
  --color-accent: #0d7377;
  --color-accent-hover: #0a5c5f;
  --color-accent-light: rgba(13, 115, 119, 0.08);
  --color-glass: rgba(255, 255, 255, 0.72);
  --color-glass-border: rgba(255, 255, 255, 0.65);
  --color-glass-strong: rgba(255, 255, 255, 0.88);
  --bottom-nav: 56px;
  --bottom-nav-float: 76px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04), 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06), 0 2px 6px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.08), 0 4px 12px rgba(0, 0, 0, 0.04);
  --shadow-glow: 0 4px 24px rgba(13, 115, 119, 0.15);
  --sidebar-width: 260px;
  --sidebar-collapsed: 72px;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --transition: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);

  background: #f2f2f7;
  color: var(--color-text);
  font-feature-settings: 'cv11', 'ss01', 'liga' 1;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── Sidebar ── */
.app-sidebar {
  width: var(--sidebar-width);
  padding: 12px 14px 24px;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(40px) saturate(180%);
  -webkit-backdrop-filter: blur(40px) saturate(180%);
  border-right: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: 4px 0 24px rgba(0, 0, 0, 0.04);
  transition: width var(--transition), transform var(--transition);
  overflow: hidden;
}

.app-layout.sidebar-collapsed .app-sidebar {
  width: var(--sidebar-collapsed);
}

.app-sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 8px 20px;
  min-height: 56px;
}

.app-sidebar .logo {
  padding: 0;
  margin: 0;
  flex-shrink: 0;
  transition: opacity var(--transition-fast);
}

.app-layout.sidebar-collapsed .logo-text,
.app-layout.sidebar-collapsed .app-nav-link span,
.app-layout.sidebar-collapsed .app-nav-badge,
.app-layout.sidebar-collapsed .app-nav-section,
.app-layout.sidebar-collapsed .app-sidebar-user-info {
  opacity: 0;
  width: 0;
  overflow: hidden;
  white-space: nowrap;
}

.app-layout.sidebar-collapsed .logo .logo-full {
  display: none !important;
}

.logo-collapsed-icon {
  display: none;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  object-fit: cover;
}

.app-layout.sidebar-collapsed .logo .logo-collapsed-icon {
  display: block;
}

.app-layout.sidebar-collapsed .app-nav-link {
  justify-content: center;
  padding: 12px;
  gap: 0;
}

.app-layout.sidebar-collapsed .app-sidebar-user {
  justify-content: center;
  padding: 10px;
}

.sidebar-toggle {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.sidebar-toggle:hover {
  background: var(--color-bg-hover);
  color: var(--color-text);
}

.app-layout.sidebar-collapsed .sidebar-toggle {
  margin: 0 auto;
}

.app-nav-link {
  border-radius: 12px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.01em;
  position: relative;
}

.app-nav-link span {
  transition: opacity var(--transition-fast), width var(--transition-fast);
}

.app-nav-link.active {
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-weight: 600;
}

.app-nav-link.active .nav-icon {
  color: var(--color-accent);
}

.app-nav-link:hover {
  background: var(--color-bg-hover);
  opacity: 1;
}

.app-nav-badge {
  background: var(--color-accent);
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 8px;
}

.app-sidebar-user {
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(0, 0, 0, 0.05);
  border-radius: 14px;
  margin-top: 8px;
}

.app-sidebar-user:hover {
  background: var(--color-bg-hover);
  border-color: var(--color-border);
}

/* ── Main layout ── */
.app-main {
  margin-left: var(--sidebar-width);
  transition: margin-left var(--transition);
  padding: 24px 20px 88px;
}

.app-layout.sidebar-collapsed .app-main {
  margin-left: var(--sidebar-collapsed);
}

/* ── Cards & feed ── */
.post-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}

.post-card:hover {
  box-shadow: var(--shadow-md);
}

.story-ring-inner {
  background: var(--color-bg);
}

.page-header {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-text);
  border-bottom-color: var(--color-border);
}

/* ── Bottom nav — Apple glass floating tab bar ── */
.bottom-nav {
  left: 16px;
  right: 16px;
  bottom: calc(10px + env(safe-area-inset-bottom, 0px));
  height: var(--bottom-nav);
  padding: 0 6px;
  border-radius: 22px;
  background: var(--color-glass);
  backdrop-filter: blur(40px) saturate(200%);
  -webkit-backdrop-filter: blur(40px) saturate(200%);
  border: 1px solid var(--color-glass-border);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.08),
    0 1px 0 rgba(255, 255, 255, 0.8) inset;
}

.bottom-nav-link {
  position: relative;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  padding: 8px 4px;
  color: var(--color-text-tertiary);
  border-radius: 14px;
  transition: color var(--transition-fast), background var(--transition-fast), transform var(--transition-fast);
  -webkit-tap-highlight-color: transparent;
}

.bottom-nav-link:active {
  transform: scale(0.92);
}

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

.bottom-nav-link.active .nav-icon {
  color: var(--color-accent);
}

.bottom-nav-link .nav-icon .icon-svg {
  width: 26px;
  height: 26px;
}

.bottom-nav-badge {
  position: absolute;
  top: 2px;
  right: calc(50% - 22px);
  min-width: 17px;
  height: 17px;
  padding: 0 5px;
  border-radius: 999px;
  background: #ff3b30;
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  line-height: 17px;
  text-align: center;
  border: 2px solid rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 8px rgba(255, 59, 48, 0.35);
}

.master-category-chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.category-chip {
  padding: 8px 14px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-bg);
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}

.category-chip.active {
  border-color: var(--color-accent);
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-weight: 600;
}

.order-card {
  border: 1px solid var(--color-border);
  border-radius: 14px;
  padding: 16px;
  margin-bottom: 12px;
  background: var(--color-bg);
}

.order-card-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.order-title {
  font-weight: 700;
  font-size: 15px;
}

.order-buyer {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-top: 4px;
}

.order-status {
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  white-space: nowrap;
}

.order-status.status-pending { background: rgba(255,171,0,0.12); color: #d97706; }
.order-status.status-accepted,
.order-status.status-in_progress { background: rgba(13,115,119,0.12); color: var(--color-accent); }
.order-status.status-completed { background: rgba(0,200,83,0.12); color: #059669; }
.order-status.status-cancelled,
.order-status.status-rejected { background: rgba(239,68,68,0.12); color: #dc2626; }

.order-note {
  margin: 10px 0 0;
  font-size: 14px;
  color: var(--color-text-secondary);
}

.order-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 10px;
  font-size: 13px;
}

.order-price {
  font-weight: 700;
  color: var(--color-accent);
}

.order-time {
  color: var(--color-text-tertiary);
}

.order-actions {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  flex-wrap: wrap;
}

/* ── Widgets ── */
.widget-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}

/* ── Forms (platform) ── */
body.app-body .form-input,
body.auth-body .form-input {
  background: var(--color-bg);
  border: 1.5px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

body.app-body .form-input:focus,
body.auth-body .form-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 4px var(--color-accent-light);
}

.form-input.valid { border-color: var(--color-success); }
.form-input.invalid { border-color: var(--color-error); }

.form-hint {
  font-size: 12px;
  margin-top: 6px;
  color: var(--color-text-tertiary);
}

.form-hint.success { color: var(--color-success); }
.form-hint.error { color: var(--color-error); }

/* ── Auth premium ── */
body.auth-body {
  background: var(--color-bg-secondary);
}

.auth-page {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--color-bg-secondary);
}

.auth-visual {
  background: linear-gradient(145deg, #0d7377 0%, #14a3a8 45%, #c9a227 100%);
  position: relative;
}

.auth-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 20%, rgba(255,255,255,0.15), transparent 50%);
  pointer-events: none;
}

.auth-form-side {
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.auth-form-container {
  max-width: 400px;
  animation: fadeInUp 0.5s ease forwards;
}

.auth-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 420px;
}

.auth-title {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.password-strength-label {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--color-text-tertiary);
  margin-top: 6px;
}

.auth-link {
  color: var(--color-accent);
  font-weight: 600;
  font-size: 13px;
}

.auth-link:hover { opacity: 0.8; }

/* ── Verify page ── */
.verify-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--color-bg-secondary);
}

.verify-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  box-shadow: var(--shadow-lg);
  max-width: 440px;
  width: 100%;
  text-align: center;
}

/* ── Settings ── */
.settings-section {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
}

.settings-section h3 {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.settings-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 24px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.settings-tab {
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-secondary);
  background: transparent;
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.settings-tab:hover { background: var(--color-bg-hover); }

.settings-tab.active {
  background: var(--color-accent-light);
  color: var(--color-accent);
  border-color: rgba(13, 115, 119, 0.15);
}

.session-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 8px;
  background: var(--color-bg-secondary);
}

.session-item.current {
  border-color: var(--color-accent);
  background: var(--color-accent-light);
}

.session-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--color-bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.session-info { flex: 1; min-width: 0; }
.session-name { font-size: 14px; font-weight: 600; }
.session-meta { font-size: 12px; color: var(--color-text-tertiary); margin-top: 2px; }

/* ── Toast ── */
body.app-body .toast,
body.auth-body .toast {
  background: var(--color-bg);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
}

/* ── Modals ── */
.bingo-overlay {
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(8px);
}

.bingo-modal {
  background: var(--color-bg);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

/* ── Messages ── */
.messages-layout {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border-color: var(--color-border);
}

.chat-bubble.received {
  background: var(--color-bg-card);
  color: var(--color-text);
}

.chat-bubble.sent {
  background: var(--color-accent);
}

/* ── Search ── */
.search-tab.active {
  background: var(--color-accent);
  color: white;
  border-color: var(--color-accent);
}

/* ── Profile ── */
.profile-cover {
  height: 180px;
  background: linear-gradient(135deg, #0d7377, #14a3a8, #c9a227);
  border-radius: var(--radius-lg);
  margin-bottom: -44px;
  position: relative;
  overflow: hidden;
}

.ig-profile .profile-cover,
.ig-profile__cover.profile-cover {
  margin-bottom: 0 !important;
}

.profile-avatar-wrap {
  position: relative;
  z-index: 1;
  padding-left: 24px;
}

.profile-avatar-wrap .avatar-xl {
  border: 4px solid var(--color-bg);
  box-shadow: var(--shadow-md);
}

/* ── Analytics cards ── */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}

.stat-card-value {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-text);
}

.stat-card-label {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-top: 4px;
}

/* ── Admin light refresh ── */
body.admin-body {
  background: var(--color-bg-secondary);
}

body.admin-body .admin-sidebar {
  background: var(--color-bg);
  color: var(--color-text);
  border-right: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

body.admin-body .admin-nav-link {
  color: var(--color-text-secondary);
}

body.admin-body .admin-nav-link:hover,
body.admin-body .admin-nav-link.active {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

body.admin-body .admin-brand-icon {
  background: var(--gradient-atlas);
  color: white;
}

body.admin-body .admin-main {
  background: var(--color-bg-secondary);
}

body.admin-body .admin-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

/* ── Mobile sidebar overlay (tablet drawer in platform; phone in mobile.css) ── */
@media (max-width: 768px) {
  .app-layout.sidebar-open::before {
    content: '';
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.28);
    z-index: 350;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
  }

  .mobile-menu-btn {
    display: none !important;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .app-sidebar {
    transform: translateX(-105%);
    width: var(--sidebar-width);
    z-index: 300;
    background: var(--color-glass-strong);
    backdrop-filter: blur(40px) saturate(200%);
    -webkit-backdrop-filter: blur(40px) saturate(200%);
    border-right: 1px solid var(--color-glass-border);
    box-shadow: var(--shadow-lg);
  }

  .app-layout.sidebar-open .app-sidebar {
    transform: translateX(0);
  }

  .app-layout.sidebar-open::before {
    content: '';
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.22);
    z-index: 250;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
  }

  .app-main {
    margin-left: 0 !important;
  }

  .mobile-menu-btn {
    position: fixed;
    top: calc(12px + env(safe-area-inset-top, 0px));
    left: 12px;
    z-index: 150;
    width: 42px;
    height: 42px;
    border-radius: 14px;
    background: var(--color-glass);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border: 1px solid var(--color-glass-border);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text);
    -webkit-tap-highlight-color: transparent;
  }
}

@media (min-width: 1025px) {
  .mobile-menu-btn,
  .mobile-top-bar { display: none !important; }
}

/* ── Error banner light ── */
.app-error-banner {
  background: rgba(255, 82, 82, 0.06);
  border-color: rgba(255, 82, 82, 0.2);
  color: #dc2626;
}

.app-error-banner code {
  background: rgba(0, 0, 0, 0.05);
}

/* ── OTP inputs ── */
.otp-inputs {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin: 24px 0;
}

.otp-input {
  width: 48px;
  height: 56px;
  text-align: center;
  font-size: 22px;
  font-weight: 700;
  border: 1.5px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.otp-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 4px var(--color-accent-light);
}

/* ── Skeleton loading ── */
.skeleton {
  background: linear-gradient(90deg, var(--color-bg-card) 25%, var(--color-bg-hover) 50%, var(--color-bg-card) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}