/* ============================================
   OXY TEMPMAIL - PREMIUM UI v2
   ============================================ */

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

:root {
  --bg: #0d0f12;
  --bg-2: #15181d;
  --card: rgba(30, 34, 42, 0.7);
  --card-hover: rgba(38, 44, 54, 0.9);
  --card-solid: #1e222a;
  --border: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(255, 255, 255, 0.12);
  --green: #2ee68a;
  --green-dark: #1ecc74;
  --green-glow: rgba(46, 230, 138, 0.3);
  --text: #eef0f3;
  --text-dim: #9ca3af;
  --text-muted: #606770;
  --accent: linear-gradient(135deg, #2ee68a 0%, #1ec8ff 100%);
  --danger: #ef4444;
}

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* AMBIENT BACKGROUND */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 15% 10%, rgba(46, 230, 138, 0.08), transparent 40%),
    radial-gradient(circle at 85% 90%, rgba(30, 200, 255, 0.06), transparent 40%);
  z-index: -1;
  pointer-events: none;
  animation: ambientPulse 12s ease-in-out infinite;
}

@keyframes ambientPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  padding-bottom: 76px;
}

/* ===== HEADER ===== */
.app-header {
  position: sticky;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  background: rgba(13, 15, 18, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 100;
  border-bottom: 1px solid var(--border);
}

.app-header h1 {
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  background: var(--accent);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.icon-btn {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.icon-btn:active {
  transform: scale(0.94);
}

/* ===== PAGES ===== */
.page {
  display: none;
  flex: 1;
  padding: 24px 20px;
  animation: pageIn 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.page.active {
  display: block;
}

@keyframes pageIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== EMAIL PAGE ===== */
.envelope-card {
  position: relative;
  background: var(--card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: 48px 24px 36px;
  text-align: center;
  margin-bottom: 20px;
  overflow: hidden;
  box-shadow:
    0 4px 24px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.envelope-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, var(--green-glow), transparent 60%);
  opacity: 0.15;
  pointer-events: none;
  animation: rotateGlow 20s linear infinite;
}

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

.envelope-icon {
  position: relative;
  font-size: 4.5rem;
  margin-bottom: 24px;
  z-index: 1;
  filter: drop-shadow(0 8px 32px var(--green-glow));
  animation: floatIcon 3.5s ease-in-out infinite;
}

@keyframes floatIcon {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.envelope-card h2 {
  position: relative;
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
  word-break: break-all;
  letter-spacing: -0.01em;
  z-index: 1;
  padding: 0 8px;
  line-height: 1.4;
}

.subtitle {
  position: relative;
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-bottom: 32px;
  z-index: 1;
  letter-spacing: 0.01em;
}

.btn-copy {
  position: relative;
  width: 100%;
  padding: 18px;
  border: none;
  border-radius: 16px;
  background: var(--accent);
  color: #0d0f12;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1;
  box-shadow: 0 8px 24px var(--green-glow);
}

.btn-copy:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px var(--green-glow);
}

.btn-copy:active {
  transform: translateY(0) scale(0.98);
}

.btn-copy:disabled {
  background: var(--card-solid);
  color: var(--text-muted);
  box-shadow: none;
  cursor: not-allowed;
  transform: none;
}

.btn-save {
  width: 100%;
  padding: 15px;
  border: 1px solid var(--green-glow);
  border-radius: 14px;
  background: rgba(46, 230, 138, 0.08);
  color: var(--green);
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 10px;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-save:hover {
  background: rgba(46, 230, 138, 0.15);
  border-color: var(--green);
}

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

.btn-save:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-change {
  width: 100%;
  padding: 15px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-dim);
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-change:hover {
  background: var(--card);
  color: var(--text);
  border-color: var(--border-hover);
}

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

.status {
  margin-top: 18px;
  font-size: 0.85rem;
  text-align: center;
  color: var(--green);
  min-height: 22px;
  font-weight: 500;
  letter-spacing: 0.01em;
}

/* ===== INBOX ===== */
.inbox-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.account-select {
  flex: 1;
  padding: 14px 42px 14px 16px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--text);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem;
  cursor: pointer;
  outline: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239ca3af' stroke-width='3'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  transition: all 0.2s;
}

.account-select:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px var(--green-glow);
}

.count-badge {
  background: var(--accent);
  color: #0d0f12;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 8px 14px;
  border-radius: 99px;
  min-width: 36px;
  text-align: center;
  box-shadow: 0 4px 12px var(--green-glow);
}

.inbox-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.empty {
  text-align: center;
  padding: 72px 20px;
  color: var(--text-dim);
}

.empty-icon {
  font-size: 4.5rem;
  margin-bottom: 20px;
  opacity: 0.35;
  animation: floatIcon 4s ease-in-out infinite;
}

.empty p {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.empty span {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* MAIL ITEM */
.mail-item {
  position: relative;
  background: var(--card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 18px;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  animation: mailIn 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.mail-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--accent);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mail-item:hover {
  background: var(--card-hover);
  border-color: var(--border-hover);
  transform: translateX(4px);
}

.mail-item:hover::before {
  transform: scaleY(1);
}

.mail-item:active {
  transform: translateX(4px) scale(0.99);
}

@keyframes mailIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.mail-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 6px;
  gap: 12px;
}

.mail-from {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
  letter-spacing: -0.01em;
}

.mail-date {
  font-size: 0.7rem;
  color: var(--text-muted);
  flex-shrink: 0;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 500;
}

.mail-subject {
  font-size: 0.88rem;
  color: var(--text-dim);
  margin-bottom: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mail-preview {
  font-size: 0.78rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mail-preview .code {
  color: var(--green);
  font-weight: 800;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  text-shadow: 0 0 12px var(--green-glow);
}

/* ===== SAVED PAGE ===== */
.saved-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.saved-item {
  position: relative;
  background: var(--card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 18px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  overflow: hidden;
}

.saved-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--accent);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.3s;
}

.saved-item:hover {
  background: var(--card-hover);
  border-color: var(--border-hover);
}

.saved-item:hover::before {
  transform: scaleY(1);
}

.saved-item.active {
  border-color: var(--green);
  background: rgba(46, 230, 138, 0.06);
  box-shadow: 0 0 0 1px var(--green-glow), 0 8px 24px rgba(46, 230, 138, 0.1);
}

.saved-item.active::before {
  transform: scaleY(1);
}

.saved-item-info {
  flex: 1;
  min-width: 0;
}

.saved-item-email {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.saved-item-note {
  font-size: 0.75rem;
  color: var(--green);
  margin-top: 4px;
  margin-bottom: 6px;
  padding: 5px 10px;
  background: rgba(46, 230, 138, 0.08);
  border-left: 2px solid var(--green);
  border-radius: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: inline-block;
  max-width: 100%;
  font-weight: 500;
}

.saved-item-note.empty-note {
  color: var(--text-muted);
  background: transparent;
  border-left-color: var(--text-muted);
  font-style: italic;
  font-weight: 400;
}

.saved-item-meta {
  font-size: 0.68rem;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
}

.saved-item-badge {
  font-size: 0.62rem;
  background: var(--accent);
  color: #0d0f12;
  padding: 4px 10px;
  border-radius: 99px;
  font-weight: 800;
  letter-spacing: 0.05em;
  flex-shrink: 0;
  box-shadow: 0 2px 8px var(--green-glow);
}

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

.icon-action {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-dim);
  font-size: 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.icon-action:hover {
  background: rgba(239, 68, 68, 0.15);
  border-color: rgba(239, 68, 68, 0.3);
  color: var(--danger);
}

.icon-action.edit:hover {
  background: rgba(46, 230, 138, 0.15);
  border-color: var(--green-glow);
  color: var(--green);
}

.icon-action:active {
  transform: scale(0.92);
}

/* ===== MANAGE PAGE ===== */
.manage-card {
  background: var(--card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 4px 20px;
  margin-bottom: 18px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

.manage-card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  letter-spacing: -0.01em;
}

.manage-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.88rem;
  color: var(--text);
}

.manage-item:last-child {
  border-bottom: none;
}

.manage-item .value {
  color: var(--text-dim);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  font-weight: 500;
}

.btn-danger {
  width: 100%;
  padding: 16px;
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: 14px;
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger);
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-danger:hover {
  background: rgba(239, 68, 68, 0.2);
  border-color: var(--danger);
}

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

/* ===== BOTTOM NAV ===== */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(21, 24, 29, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-around;
  padding: 10px 0 max(10px, env(safe-area-inset-bottom));
  z-index: 200;
}

.nav-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 8px 4px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-family: inherit;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.nav-btn .nav-icon {
  font-size: 1.3rem;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  display: block;
}

.nav-btn.active {
  color: var(--green);
}

.nav-btn.active .nav-icon {
  transform: scale(1.15) translateY(-2px);
  filter: drop-shadow(0 4px 8px var(--green-glow));
}

.nav-btn.active::after {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 2px;
  background: var(--accent);
  border-radius: 0 0 4px 4px;
  box-shadow: 0 0 8px var(--green-glow);
}

/* ===== MODAL ===== */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  justify-content: center;
  align-items: flex-end;
  z-index: 999;
  animation: fadeIn 0.25s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-content {
  background: var(--bg-2);
  border-radius: 28px 28px 0 0;
  border-top: 1px solid var(--border-hover);
  padding: 16px 22px max(24px, env(safe-area-inset-bottom));
  width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  animation: slideUp 0.35s cubic-bezier(0.32, 0.72, 0, 1);
  box-shadow: 0 -8px 40px rgba(0, 0, 0, 0.5);
}

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

.modal-handle {
  width: 44px;
  height: 4px;
  background: var(--text-muted);
  border-radius: 99px;
  margin: 0 auto 22px;
  opacity: 0.4;
}

.modal-content h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text);
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.modal-meta {
  font-size: 0.78rem;
  color: var(--text-dim);
  font-family: 'JetBrains Mono', monospace;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.modal-body {
  color: #d1d5db;
  font-size: 0.88rem;
  line-height: 1.65;
  white-space: pre-wrap;
  word-break: break-word;
  margin-bottom: 24px;
}

.modal-close {
  width: 100%;
  padding: 16px;
  border: none;
  border-radius: 14px;
  background: var(--accent);
  color: #0d0f12;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 6px 20px var(--green-glow);
}

.modal-close:active {
  transform: scale(0.98);
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 99px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 380px) {
  .envelope-card {
    padding: 36px 18px 28px;
  }
  .envelope-icon {
    font-size: 3.5rem;
  }
  .envelope-card h2 {
    font-size: 0.92rem;
  }
  .nav-btn {
    font-size: 0.62rem;
  }
}