/* ==========================================================================
   Temp Mail Pro — Modern Material 3 & Glassmorphism Design System
   Developer: MD RASEL (Hanter XD Official)
   ========================================================================== */

:root {
  /* Color Palette - Dark Mode (Default) */
  --bg-main: #0b0f19;
  --bg-card: #111827;
  --bg-card-glass: rgba(17, 24, 39, 0.75);
  --bg-surface: #1e293b;
  --bg-surface-hover: #334155;
  --border-color: rgba(255, 255, 255, 0.08);
  --border-focus: #6366f1;
  
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-light: rgba(99, 102, 241, 0.15);
  --primary-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  
  --secondary: #10b981;
  --secondary-light: rgba(16, 185, 129, 0.15);
  --accent-gold: #f59e0b;
  --accent-gold-light: rgba(245, 158, 11, 0.15);
  --danger: #ef4444;
  --danger-light: rgba(239, 68, 68, 0.15);
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 24px rgba(99, 102, 241, 0.35);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Theme Overrides */
[data-theme="light"] {
  --bg-main: #f1f5f9;
  --bg-card: #ffffff;
  --bg-card-glass: rgba(255, 255, 255, 0.85);
  --bg-surface: #e2e8f0;
  --bg-surface-hover: #cbd5e1;
  --border-color: rgba(0, 0, 0, 0.08);
  --border-focus: #4f46e5;
  
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --primary-light: rgba(79, 70, 229, 0.12);
  --primary-gradient: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
  
  --text-main: #0f172a;
  --text-muted: #475569;
  --text-dim: #64748b;
  
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.12);
  --shadow-glow: 0 0 20px rgba(79, 70, 229, 0.2);
}

/* RTL Support */
[dir="rtl"] {
  direction: rtl;
  text-align: right;
}

/* Reset & Base */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-main);
  min-height: 100vh;
  line-height: 1.5;
  overflow-x: hidden;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* App Header & Top Navigation */
.top-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg-card-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  padding: 10px 16px;
  box-shadow: var(--shadow-sm);
}

.nav-container {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand-group {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  min-width: 0;
}

.brand-logo-wrap {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: #0d1527;
  border: 1px solid rgba(99, 102, 241, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4), 0 0 10px rgba(99, 102, 241, 0.25);
  flex-shrink: 0;
}

.brand-logo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.brand-logo-fallback {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
}

.brand-title-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: nowrap;
}

.brand-title {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  white-space: nowrap;
}

.version-badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: var(--radius-full);
  background: var(--primary-light);
  color: var(--primary);
  border: 1px solid rgba(99, 102, 241, 0.3);
}

.live-pill {
  font-size: 0.65rem;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  background: var(--secondary-light);
  color: var(--secondary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--secondary);
  animation: pulse-dot 1.5s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.9); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.5; }
  100% { transform: scale(0.9); opacity: 1; }
}

.developer-tagline {
  font-size: 0.75rem;
  color: var(--text-dim);
}

.dev-name {
  color: var(--primary);
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-button {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background: var(--bg-surface);
  color: var(--text-main);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1rem;
  transition: var(--transition);
}

.icon-button:hover {
  background: var(--bg-surface-hover);
  transform: translateY(-1px);
}

.action-button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 38px;
  padding: 0 12px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 600;
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: var(--transition);
}

.telegram-nav-btn {
  background: rgba(43, 153, 255, 0.12);
  color: #2b99ff;
  border-color: rgba(43, 153, 255, 0.3);
}
.telegram-nav-btn:hover {
  background: rgba(43, 153, 255, 0.22);
}

.dev-nav-btn {
  background: var(--bg-surface);
  color: var(--text-main);
}
.dev-nav-btn:hover {
  background: var(--bg-surface-hover);
}

.apk-nav-btn {
  background: var(--primary-gradient);
  color: #ffffff;
  border: none;
  box-shadow: 0 2px 8px rgba(99, 102, 241, 0.35);
}
.apk-nav-btn:hover {
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.5);
  transform: translateY(-1px);
}

/* Language Dropdown */
.lang-dropdown-wrapper {
  position: relative;
}

.lang-btn {
  width: auto;
  padding: 0 10px;
  gap: 4px;
  font-size: 0.8rem;
  font-weight: 700;
}

.dropdown-arrow {
  transition: transform 0.2s ease;
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 170px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 6px;
  display: none;
  flex-direction: column;
  gap: 2px;
  z-index: 100;
}

.dropdown-menu.active {
  display: flex;
}

.dropdown-item {
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: var(--transition);
}

.dropdown-item:hover {
  background: var(--primary-light);
  color: var(--primary);
}

/* Main Container */
.main-content {
  padding: 20px 16px 40px;
}

.content-wrapper {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Card Styles */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.card:hover {
  border-color: rgba(99, 102, 241, 0.25);
}

/* Active Mailbox Card */
.active-mailbox-card {
  background: radial-gradient(circle at top right, rgba(99, 102, 241, 0.08) 0%, var(--bg-card) 60%);
  border: 1px solid rgba(99, 102, 241, 0.25);
  box-shadow: var(--shadow-glow);
}

.card-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  flex-wrap: nowrap;
  gap: 8px;
}

.shield-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--secondary-light);
  color: var(--secondary);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(16, 185, 129, 0.3);
  white-space: nowrap;
}

.domain-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-surface);
  color: var(--text-main);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.domain-badge:hover {
  background: var(--bg-surface-hover);
  border-color: var(--primary);
  transform: translateY(-1px);
}

/* Email Display Container: Single Sleek Pill Container */
.email-display-container {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 4px 6px 4px 12px;
  flex-wrap: nowrap;
  width: 100%;
  box-sizing: border-box;
  transition: var(--transition);
}

.email-display-container:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.email-text-wrapper {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  background: transparent;
  border: none;
  padding: 0;
  margin: 0;
}

.email-prefix-icon {
  font-size: 1.1rem;
  margin-right: 8px;
  flex-shrink: 0;
}

#active-email-input {
  width: 100%;
  background: transparent;
  border: none;
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: clamp(0.85rem, 3.2vw, 1.12rem);
  font-weight: 700;
  padding: 8px 0;
  cursor: pointer;
  outline: none;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
}

.email-actions-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

/* Standard Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  min-height: 44px;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--primary-gradient);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 6px 18px rgba(99, 102, 241, 0.45);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--bg-surface);
  color: var(--text-main);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-surface-hover);
}

.btn-outline {
  background: transparent;
  color: var(--text-main);
  border-color: var(--border-color);
}

.btn-outline:hover {
  background: var(--bg-surface);
  border-color: var(--text-muted);
}

.btn-danger {
  background: var(--danger-light);
  color: var(--danger);
  border-color: rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
  background: var(--danger);
  color: #ffffff;
}

.full-width {
  width: 100%;
}

/* 10-Minute Timer Row */
.timer-section-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 8px 12px;
  margin-bottom: 14px;
  flex-wrap: nowrap;
  gap: 8px;
  box-sizing: border-box;
}

.timer-display-box {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.timer-icon {
  color: var(--primary);
  stroke-width: 2.2;
}

.timer-digits-wrap {
  display: flex;
  flex-direction: column;
}

.timer-digits {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.timer-digits.warning {
  color: var(--accent-gold);
  animation: pulse-dot 1s infinite;
}

.timer-digits.danger {
  color: var(--danger);
  animation: pulse-dot 0.6s infinite;
}

.timer-label {
  font-size: 0.64rem;
  color: var(--text-dim);
  font-weight: 600;
  text-transform: uppercase;
}

.timer-buttons-group {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
  flex-wrap: nowrap;
}

.timer-add-btn, .timer-reset-btn {
  padding: 4px 8px;
  font-size: 0.74rem;
  min-height: 30px;
}

/* Quick Actions Grid (Matches Android App Grid) */
.actions-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 8px;
  margin-bottom: 20px;
}

.grid-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 6px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-main);
  cursor: pointer;
  transition: var(--transition);
  min-height: 72px;
}

.grid-btn:hover {
  background: var(--bg-surface-hover);
  border-color: var(--primary);
  transform: translateY(-2px);
}

.grid-btn-icon {
  font-size: 1.3rem;
}

.grid-btn-text {
  font-size: 0.75rem;
  font-weight: 700;
  text-align: center;
}

.btn-shred:hover {
  background: var(--danger-light);
  border-color: var(--danger);
  color: var(--danger);
}

/* Spin animation for manual refresh */
.spin-on-refresh.spinning {
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Mailbox Status Footer */
.mailbox-status-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid var(--border-color);
  font-size: 0.82rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 10px;
}

.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.status-pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--secondary);
  box-shadow: 0 0 10px var(--secondary);
}

.btn-check-otp {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-surface);
  color: var(--primary);
  border: 1px solid var(--border-color);
  padding: 6px 12px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
}

.btn-check-otp:hover {
  background: var(--bg-surface-hover);
  border-color: var(--primary);
  color: var(--primary-light);
  transform: translateY(-1px);
}

/* Inbox Section */
.inbox-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.inbox-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.inbox-title-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}

.inbox-title {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.inbox-count-pill {
  background: var(--primary-light);
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 800;
  padding: 2px 9px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(99, 102, 241, 0.3);
}

.search-input-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 6px 12px;
  min-width: 250px;
  transition: var(--transition);
}

.search-input-wrap:focus-within {
  border-color: var(--primary);
}

.search-input-wrap input {
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 0.85rem;
  outline: none;
  width: 100%;
}

/* Empty Inbox State */
.empty-inbox-state {
  background: var(--bg-card);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-lg);
  padding: 48px 24px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.empty-illustration {
  position: relative;
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
}

.radar-circle {
  position: absolute;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 2px solid rgba(99, 102, 241, 0.3);
  animation: radar-ping 2s cubic-bezier(0, 0, 0.2, 1) infinite;
}

@keyframes radar-ping {
  0% { transform: scale(0.8); opacity: 0.8; }
  100% { transform: scale(1.6); opacity: 0; }
}

.empty-icon {
  font-size: 2.8rem;
  z-index: 2;
}

.empty-title {
  font-size: 1.15rem;
  font-weight: 700;
}

.empty-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  max-width: 520px;
  line-height: 1.6;
}

.empty-action-box {
  margin-top: 10px;
}

/* Messages List */
.messages-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.message-item-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
}

.message-item-card:hover {
  background: var(--bg-surface);
  border-color: rgba(99, 102, 241, 0.4);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.msg-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.msg-sender-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.msg-avatar {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background: var(--primary-gradient);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
}

.msg-sender-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-main);
}

.msg-sender-email {
  font-size: 0.78rem;
  color: var(--text-dim);
}

.msg-timestamp {
  font-size: 0.75rem;
  color: var(--text-dim);
  white-space: nowrap;
}

.msg-subject-text {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-main);
  line-height: 1.4;
}

.msg-snippet-text {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Highlighted OTP Card in Message Item */
.msg-otp-badge-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.15) 0%, rgba(99, 102, 241, 0.15) 100%);
  border: 1px solid rgba(245, 158, 11, 0.4);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  margin-top: 4px;
}

.msg-otp-content {
  display: flex;
  align-items: center;
  gap: 8px;
}

.msg-otp-key-icon {
  font-size: 1.1rem;
}

.msg-otp-digits {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--accent-gold);
  letter-spacing: 2px;
}

.msg-otp-copy-btn {
  background: var(--accent-gold);
  color: #000000;
  border: none;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
}

.msg-otp-copy-btn:hover {
  filter: brightness(1.1);
  transform: scale(1.05);
}

/* Modals */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.modal-backdrop.active {
  display: flex;
}

.modal-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 580px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: modal-enter 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.email-detail-card {
  max-width: 760px;
}

@keyframes modal-enter {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.modal-title-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}

.modal-header-icon {
  font-size: 1.3rem;
}

.modal-title {
  font-size: 1.15rem;
  font-weight: 700;
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.modal-close-btn:hover {
  color: var(--text-main);
  background: var(--bg-surface);
}

.modal-body {
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.modal-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.modal-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
  background: var(--bg-surface);
}

/* Email Detail Modal Content */
.detail-sender-row {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-surface);
  padding: 12px;
  border-radius: var(--radius-md);
}

.sender-avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--primary-gradient);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 800;
  flex-shrink: 0;
}

.sender-info {
  flex: 1;
}

.sender-name-text {
  font-weight: 700;
  font-size: 1rem;
}

.sender-address-text {
  font-size: 0.8rem;
  color: var(--text-dim);
}

.detail-timestamp {
  font-size: 0.78rem;
  color: var(--text-dim);
}

/* OTP Hero Card inside reader */
.otp-hero-card {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.2) 0%, rgba(99, 102, 241, 0.2) 100%);
  border: 2px solid var(--accent-gold);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.2);
}

.otp-hero-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 0.85rem;
  color: var(--accent-gold);
  letter-spacing: 1px;
}

.otp-code-digits {
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: 8px;
  color: #ffffff;
  text-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

.otp-copy-btn {
  padding: 8px 20px;
  font-size: 0.9rem;
}

/* View Switcher */
.view-switch-row {
  display: flex;
  border-bottom: 1px solid var(--border-color);
  gap: 8px;
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 8px 16px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
}

.tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

/* Email Container */
.email-content-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  min-height: 250px;
  max-height: 450px;
  overflow-y: auto;
  padding: 16px;
}

.html-body-frame {
  color: var(--text-main);
  line-height: 1.6;
}

.html-body-frame img {
  max-width: 100%;
  height: auto;
}

.plain-text-body {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--text-muted);
  white-space: pre-wrap;
  word-break: break-word;
}

/* Domain Filter Search */
.domain-filter-search {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
  margin-bottom: 8px;
}

.domain-filter-search .search-icon {
  position: absolute;
  left: 12px;
  font-size: 0.92rem;
  color: var(--text-dim);
  pointer-events: none;
  z-index: 2;
}

#domain-search-input {
  width: 100%;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  padding: 10px 14px 10px 36px;
  outline: none;
  transition: var(--transition);
}

#domain-search-input:focus {
  border-color: var(--primary);
  background: var(--bg-surface-hover);
  box-shadow: 0 0 0 3px var(--primary-light);
}

/* Domain Grid List */
.domains-grid-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  max-height: 380px;
  overflow-y: auto;
}

.domain-item-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  gap: 10px;
}

.domain-item-card:hover {
  background: var(--bg-surface-hover);
  border-color: var(--primary);
  transform: translateY(-1px);
}

.domain-item-card.active {
  border-color: var(--primary);
  background: var(--primary-light);
  box-shadow: 0 0 12px rgba(99, 102, 241, 0.2);
}

.domain-item-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
  flex: 1;
}

.domain-name-text {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.92rem;
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.domain-item-icon {
  font-size: 1rem;
  flex-shrink: 0;
}

.domain-item-host {
  overflow: hidden;
  text-overflow: ellipsis;
}

.domain-provider-text {
  font-size: 0.74rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.domain-badge-pill {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  white-space: nowrap;
  flex-shrink: 0;
  line-height: 1.2;
  letter-spacing: 0.02em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.domain-badge-pill.badge-gold {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.35);
}

.domain-badge-pill.badge-verified {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.35);
}

.domain-badge-pill.badge-purple {
  background: rgba(139, 92, 246, 0.15);
  color: #c4b5fd;
  border: 1px solid rgba(139, 92, 246, 0.35);
}

.domain-badge-pill.badge-blue {
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.35);
}

/* Forms */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-muted);
}

.form-input, .form-select, .form-textarea {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  padding: 10px 14px;
  outline: none;
  transition: var(--transition);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.custom-input-combo {
  display: flex;
  align-items: center;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding-right: 12px;
}

.custom-input-combo input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 10px 14px;
  outline: none;
}

.at-sign {
  color: var(--primary);
  font-weight: 800;
  font-size: 1.1rem;
}

/* Custom In-App Domain Picker (No ugly native Android radio select!) */
.custom-domain-picker-group {
  position: relative;
  width: 100%;
}

.custom-domain-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  cursor: pointer;
  transition: var(--transition);
  user-select: none;
  min-height: 44px;
}

.custom-domain-trigger:hover,
.custom-domain-trigger.active {
  border-color: var(--primary);
  background: var(--bg-surface-hover);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.custom-domain-trigger-content {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  flex: 1;
}

.custom-domain-icon {
  font-size: 1rem;
  flex-shrink: 0;
}

.custom-domain-text {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.custom-domain-badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 9999px;
  background: rgba(99, 102, 241, 0.15);
  color: #a5b4fc;
  border: 1px solid rgba(99, 102, 241, 0.35);
  white-space: nowrap;
  flex-shrink: 0;
}

.custom-domain-arrow {
  font-size: 0.7rem;
  color: var(--text-muted);
  transition: transform 0.2s ease;
  margin-left: 8px;
  flex-shrink: 0;
}

.custom-domain-trigger.active .custom-domain-arrow {
  transform: rotate(180deg);
  color: var(--primary);
}

/* Dropdown Menu */
.custom-domain-dropdown-panel {
  margin-top: 6px;
  background: #0f172a;
  border: 1px solid rgba(99, 102, 241, 0.35);
  border-radius: var(--radius-md);
  box-shadow: 0 12px 30px -5px rgba(0, 0, 0, 0.75), 0 0 15px rgba(99, 102, 241, 0.2);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-height: 220px;
  z-index: 50;
  animation: slideDownFade 0.2s ease-out;
}

@keyframes slideDownFade {
  from { opacity: 0; transform: translateY(-5px); }
  to { opacity: 1; transform: translateY(0); }
}

.dropdown-filter-wrap {
  position: relative;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.02);
}

.dropdown-search-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.8rem;
  color: var(--text-muted);
  pointer-events: none;
}

.dropdown-filter-wrap input {
  width: 100%;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 6px 10px 6px 28px;
  color: var(--text-main);
  font-size: 0.82rem;
  outline: none;
  transition: var(--transition);
}

.dropdown-filter-wrap input:focus {
  border-color: var(--primary);
}

.custom-domain-dropdown-items {
  overflow-y: auto;
  padding: 4px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  max-height: 170px;
}

.custom-domain-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  gap: 8px;
}

.custom-domain-item:hover {
  background: rgba(99, 102, 241, 0.12);
}

.custom-domain-item.selected {
  background: rgba(99, 102, 241, 0.22);
  border: 1px solid rgba(99, 102, 241, 0.4);
}

.custom-domain-item-left {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
  flex: 1;
}

.custom-domain-item-host {
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.custom-domain-item-badge {
  font-size: 0.68rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-muted);
  white-space: nowrap;
  flex-shrink: 0;
}

.custom-domain-item.selected .custom-domain-item-badge {
  background: rgba(99, 102, 241, 0.25);
  color: #c4b5fd;
}

.custom-preview-box {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.08) 0%, rgba(139, 92, 246, 0.08) 100%);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

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

.preview-label {
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.preview-live-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.7rem;
  font-weight: 700;
  color: #34d399;
}

.preview-address {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.96rem;
  color: #818cf8;
  word-break: break-all;
  line-height: 1.4;
}

/* Vault Items List */
.vault-top-actions {
  display: flex;
  gap: 10px;
}

.vault-items-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 350px;
  overflow-y: auto;
}

.vault-item-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

.vault-address-text {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  font-weight: 600;
}

.vault-actions-group {
  display: flex;
  gap: 6px;
}

/* Developer Modal Styles */
.dev-profile-card {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.08) 0%, rgba(99, 102, 241, 0.08) 100%);
  border: 1px solid rgba(245, 158, 11, 0.28);
  border-radius: var(--radius-lg);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.dev-profile-top {
  display: flex;
  align-items: center;
  gap: 14px;
}

.dev-avatar {
  font-size: 1.8rem;
  width: 52px;
  height: 52px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
}

.dev-details {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.dev-name-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.dev-lead-name {
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: #ffffff;
  margin: 0;
}

.dev-verified-chip {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 9999px;
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.35);
  display: inline-flex;
  align-items: center;
  gap: 3px;
}

.dev-badge-role {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 600;
}

.dev-channels {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 8px;
  width: 100%;
}

.dev-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: var(--radius-md);
  font-size: 0.78rem;
  font-weight: 600;
  text-decoration: none;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  transition: var(--transition);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dev-chip:hover {
  border-color: var(--primary);
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-1px);
}

.dev-chip-icon {
  font-size: 0.95rem;
  flex-shrink: 0;
}

.dev-chip-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.email-chip {
  background: rgba(239, 68, 68, 0.1);
  color: #f87171;
  border-color: rgba(239, 68, 68, 0.3);
}

.wa-chip {
  background: rgba(37, 211, 102, 0.1);
  color: #25d366;
  border-color: rgba(37, 211, 102, 0.3);
}

.tg-chip {
  background: rgba(43, 153, 255, 0.1);
  color: #2b99ff;
  border-color: rgba(43, 153, 255, 0.3);
}

.fb-chip {
  background: rgba(24, 119, 242, 0.1);
  color: #1877f2;
  border-color: rgba(24, 119, 242, 0.3);
}

.contact-form-section {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 10px;
}

.form-section-title {
  font-size: 0.95rem;
  font-weight: 700;
}

.form-section-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Telegram Modal */
.telegram-banner-box {
  background: linear-gradient(135deg, rgba(43, 153, 255, 0.15) 0%, rgba(99, 102, 241, 0.15) 100%);
  border: 1px solid rgba(43, 153, 255, 0.3);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.telegram-bot-badge {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 1.1rem;
  color: #2b99ff;
}

.tg-open-btn {
  background: #2b99ff;
  color: #fff;
  text-decoration: none;
}

.tg-auto-forward-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  font-weight: 600;
}

/* Switch */
.switch-label {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}

.switch-label input {
  opacity: 0;
  width: 0;
  height: 0;
}

.switch-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background-color: var(--bg-surface-hover);
  transition: .3s;
  border-radius: 24px;
}

.switch-slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .3s;
  border-radius: 50%;
}

input:checked + .switch-slider {
  background-color: var(--primary);
}

input:checked + .switch-slider:before {
  transform: translateX(20px);
}

/* Panic Card */
.panic-card {
  border-color: rgba(239, 68, 68, 0.4);
}

.text-danger {
  color: var(--danger);
}

.panic-warning-text {
  font-weight: 700;
  font-size: 1rem;
  color: var(--danger);
}

.panic-list {
  padding-left: 20px;
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* APK Modal */
.apk-hero-box {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
}

.apk-icon-large {
  width: 56px;
  height: 56px;
  border-radius: 14px;
}

.apk-name {
  font-size: 1.1rem;
  font-weight: 800;
}

.apk-tag {
  font-size: 0.75rem;
  color: var(--secondary);
  font-weight: 700;
}

.apk-feature-list {
  padding-left: 20px;
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.apk-download-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.apk-big-btn {
  text-decoration: none;
}

/* QR Code Display */
.qr-code-box {
  display: flex;
  justify-content: center;
  margin: 16px 0;
}

.qr-code-box svg {
  background: #ffffff;
  padding: 12px;
  border-radius: var(--radius-md);
}

.qr-email-text {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--primary);
}

/* Toast / Notification Snackbar */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(40px);
  background: rgba(15, 23, 42, 0.96);
  border: 1px solid rgba(99, 102, 241, 0.45);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  color: #f8fafc;
  padding: 10px 18px;
  border-radius: 12px;
  box-shadow: 0 16px 36px -6px rgba(0, 0, 0, 0.8), 0 0 18px rgba(99, 102, 241, 0.25);
  font-size: 0.84rem;
  font-weight: 600;
  line-height: 1.45;
  z-index: 2500;
  opacity: 0;
  pointer-events: none;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s ease;
  max-width: min(90vw, 420px);
  width: auto;
  text-align: center;
  box-sizing: border-box;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* Developer Mobile & Desktop Strip */
.developer-mobile-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.09) 0%, rgba(139, 92, 246, 0.06) 100%);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  cursor: pointer;
  transition: var(--transition);
  margin-top: -4px;
  gap: 10px;
}

.developer-mobile-strip:hover {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.16) 0%, rgba(139, 92, 246, 0.12) 100%);
  border-color: var(--primary);
  transform: translateY(-1px);
}

.strip-left {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.84rem;
  color: var(--text-main);
  min-width: 0;
  flex: 1;
}

.strip-icon {
  font-size: 1.15rem;
  flex-shrink: 0;
  display: inline-flex;
}

.strip-text {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}

.strip-text strong {
  color: var(--primary);
  font-weight: 700;
}

.strip-sub {
  color: var(--text-dim);
  font-size: 0.76rem;
}

.strip-badge {
  font-size: 0.74rem;
  font-weight: 700;
  color: #818cf8;
  background: rgba(99, 102, 241, 0.14);
  border: 1px solid rgba(99, 102, 241, 0.3);
  padding: 5px 10px;
  border-radius: var(--radius-full);
  white-space: nowrap;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* ==========================================
   RESPONSIVE DESIGN & MOBILE OPTIMIZATIONS
   ========================================== */

/* Tablets & Small Desktops (<= 768px) */
@media (max-width: 768px) {
  .nav-btn-text {
    display: none;
  }

  .actions-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }

  .search-input-wrap {
    width: 100%;
  }
}

/* Mobile Phones (<= 640px) - Balanced Mobile Mode */
@media (max-width: 640px) {
  /* Navigation Bar - Balanced, breathable spacing with zero crowding */
  .top-nav {
    padding: 8px 12px;
  }

  .nav-container {
    gap: 8px;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .brand-group {
    gap: 7px;
    display: flex;
    align-items: center;
    flex-shrink: 0;
    min-width: 0;
  }

  .brand-logo-wrap {
    width: 32px;
    height: 32px;
    border-radius: 9px;
    flex-shrink: 0;
  }

  .brand-logo-inner svg {
    width: 17px;
    height: 17px;
  }

  .brand-title {
    font-size: 0.96rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    white-space: nowrap;
  }

  /* Hide version badge on mobile so all action buttons fit cleanly */
  .version-badge {
    display: none;
  }

  .live-pill {
    display: inline-flex;
    align-items: center;
    padding: 0;
    background: transparent;
    border: none;
    margin-left: 2px;
  }

  .live-pill .live-text {
    display: none;
  }

  .live-dot {
    width: 7px;
    height: 7px;
  }

  /* Hide long tagline in sticky nav */
  .developer-tagline {
    display: none;
  }

  .nav-actions {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .nav-actions::-webkit-scrollbar {
    display: none;
  }

  .nav-btn-text {
    display: none !important;
  }

  .icon-button, .action-button {
    width: 32px;
    height: 32px;
    min-width: 32px;
    max-width: 32px;
    padding: 0;
    gap: 0 !important;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 9px;
    font-size: 0.88rem;
    flex-shrink: 0;
    margin: 0;
  }

  .icon-button svg, .action-button svg {
    width: 16px;
    height: 16px;
  }

  .lang-btn {
    width: auto !important;
    max-width: none !important;
    min-width: 34px;
    height: 32px;
    padding: 0 6px;
    gap: 3px;
    font-size: 0.78rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 9px;
  }

  .lang-btn #current-lang-code {
    display: none;
  }

  .lang-btn .dropdown-arrow {
    width: 9px;
    height: 9px;
  }

  /* Page Padding & Spacing */
  .main-content {
    padding: 10px 8px 30px;
  }

  .content-wrapper {
    gap: 12px;
  }

  .card {
    padding: 14px 10px;
    border-radius: var(--radius-md);
  }

  /* Active Mailbox Card Header */
  .card-header-bar {
    margin-bottom: 10px;
    gap: 6px;
    justify-content: space-between;
    align-items: center;
    flex-wrap: nowrap;
  }

  .shield-badge {
    font-size: 0.72rem;
    padding: 3px 8px;
    gap: 4px;
    white-space: nowrap;
  }

  .domain-badge {
    font-size: 0.74rem;
    padding: 3px 8px;
    gap: 4px;
    white-space: nowrap;
  }

  /* Email Display Container: Single Sleek Pill Row (NO WRAPPING) */
  .email-display-container {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 10px;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 4px 6px 4px 10px;
    flex-wrap: nowrap;
    width: 100%;
  }

  .email-text-wrapper {
    flex: 1;
    min-width: 0; /* Crucial to prevent horizontal flex overflow */
    background: transparent;
    border: none;
    padding: 0;
    margin: 0;
  }

  .email-prefix-icon {
    font-size: 1rem;
    margin-right: 6px;
    flex-shrink: 0;
  }

  #active-email-input {
    font-size: clamp(0.78rem, 3.4vw, 0.96rem);
    padding: 8px 0;
    width: 100%;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
  }

  .email-actions-wrap {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
  }

  .copy-btn {
    padding: 6px 10px;
    font-size: 0.78rem;
    min-height: 34px;
    gap: 4px;
    border-radius: var(--radius-sm);
  }

  .copy-btn svg {
    width: 15px;
    height: 15px;
  }

  .qr-btn {
    width: 34px;
    height: 34px;
    min-height: 34px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
  }

  .qr-btn svg {
    width: 16px;
    height: 16px;
  }

  /* 10-Minute Timer: Single Compact Horizontal Row */
  .timer-section-row {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 7px 10px;
    margin-bottom: 10px;
    border-radius: var(--radius-md);
    gap: 6px;
    flex-wrap: nowrap;
  }

  .timer-display-box {
    gap: 6px;
    flex-shrink: 0;
  }

  .timer-icon {
    width: 17px;
    height: 17px;
  }

  .timer-digits {
    font-size: 1.1rem;
    line-height: 1;
  }

  .timer-label {
    font-size: 0.62rem;
  }

  .timer-buttons-group {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
    width: auto;
    justify-content: flex-end;
  }

  .timer-add-btn, .timer-reset-btn {
    padding: 4px 7px;
    font-size: 0.72rem;
    min-height: 28px;
    border-radius: var(--radius-sm);
    gap: 2px;
  }

  .timer-add-btn .btn-icon, .timer-reset-btn .btn-icon {
    font-size: 0.75rem;
  }

  /* Quick Actions Grid: 3x2 Compact Native Feel */
  .actions-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    margin-bottom: 10px;
  }

  .grid-btn {
    padding: 7px 4px;
    min-height: 48px;
    border-radius: var(--radius-sm);
    gap: 3px;
  }

  .grid-btn-icon {
    font-size: 1.15rem;
    line-height: 1;
  }

  .grid-btn-text {
    font-size: 0.72rem;
    font-weight: 600;
  }

  /* Mailbox Status Footer */
  .mailbox-status-footer {
    padding-top: 8px;
    font-size: 0.76rem;
    gap: 6px;
    justify-content: space-between;
    align-items: center;
  }

  .status-indicator {
    font-size: 0.76rem;
  }

  .btn-check-otp {
    padding: 5px 10px;
    font-size: 0.74rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2) 0%, rgba(139, 92, 246, 0.25) 100%);
    border: 1px solid rgba(139, 92, 246, 0.4);
    color: #c4b5fd;
    font-weight: 700;
    box-shadow: 0 0 10px rgba(99, 102, 241, 0.15);
    white-space: nowrap;
  }

  .btn-check-otp:hover {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.3) 0%, rgba(139, 92, 246, 0.4) 100%);
    color: #ffffff;
  }

  /* Modal Responsive Sizing & Layout (No Awkward Stack or Wrap) */
  .modal-backdrop {
    padding: 10px;
  }

  .modal-card {
    max-width: 100%;
    width: 100%;
    max-height: 90vh;
    border-radius: 16px;
    box-shadow: 0 16px 40px -10px rgba(0, 0, 0, 0.8), 0 0 20px rgba(99, 102, 241, 0.15);
  }

  .modal-header {
    padding: 12px 14px;
  }

  .modal-title {
    font-size: 1.05rem;
  }

  .modal-body {
    padding: 12px 14px;
    gap: 12px;
  }

  .modal-footer {
    padding: 10px 14px 14px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    width: 100%;
    box-sizing: border-box;
    background: var(--bg-surface);
  }

  .modal-footer .btn {
    width: 100%;
    min-height: 40px;
    padding: 8px 12px;
    font-size: 0.82rem;
    font-weight: 700;
    margin: 0;
    justify-content: center;
  }

  .modal-footer .btn:only-child {
    grid-column: 1 / -1;
  }

  .dev-channels {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .dev-chip {
    padding: 7px 10px;
    font-size: 0.76rem;
  }

  /* Developer Strip on Mobile */
  .developer-mobile-strip {
    padding: 10px 14px;
    font-size: 0.82rem;
    margin-top: 2px;
    gap: 8px;
    border-radius: var(--radius-md);
  }

  .strip-left {
    gap: 8px;
    min-width: 0;
  }

  .strip-icon {
    font-size: 1.15rem;
  }

  .strip-text {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .strip-sub {
    display: none;
  }

  .strip-badge {
    padding: 4px 8px;
    font-size: 0.72rem;
    flex-shrink: 0;
  }

  /* Inbox Section */
  .inbox-header-row {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    margin-bottom: 10px;
  }

  .inbox-title-wrap {
    justify-content: space-between;
  }

  .inbox-title {
    font-size: 1.05rem;
  }

  .search-input-wrap {
    width: 100%;
    height: 38px;
  }

  .empty-inbox-state {
    padding: 24px 12px;
  }

  .empty-illustration {
    width: 54px;
    height: 54px;
    margin-bottom: 10px;
  }

  .empty-icon {
    font-size: 1.6rem;
  }

  .empty-title {
    font-size: 0.96rem;
  }

  .empty-desc {
    font-size: 0.78rem;
    line-height: 1.4;
  }

  .empty-action-box .btn {
    padding: 8px 14px;
    font-size: 0.8rem;
  }
}

/* Extra Small Screens (<= 360px) */
@media (max-width: 360px) {
  .top-nav {
    padding: 5px 6px;
  }
  .brand-group {
    gap: 4px;
  }
  .brand-title {
    font-size: 0.82rem;
  }
  .brand-logo-wrap {
    width: 26px;
    height: 26px;
  }
  .nav-actions {
    gap: 2px;
  }
  .icon-button, .action-button {
    width: 26px;
    height: 26px;
    min-width: 26px;
    max-width: 26px;
    font-size: 0.75rem;
  }
  .icon-button svg, .action-button svg {
    width: 13px;
    height: 13px;
  }
  .lang-btn {
    min-width: 28px;
    height: 26px;
    padding: 0 2px;
  }

  #active-email-input {
    font-size: 0.76rem;
  }

  .copy-btn {
    padding: 5px 6px;
    font-size: 0.72rem;
  }

  .timer-digits {
    font-size: 1rem;
  }

  .timer-add-btn, .timer-reset-btn {
    padding: 3px 5px;
    font-size: 0.68rem;
  }

  .grid-btn-text {
    font-size: 0.66rem;
  }
}