*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --matrix-black: #0a0a0a;
  --matrix-dark: #111111;
  --matrix-panel: #0d0d0d;
  --matrix-yellow: #c8ff00;
  --matrix-yellow-dim: #9acc00;
  --matrix-yellow-glow: rgba(200, 255, 0, 0.35);
  --matrix-border: #3a4a00;
  --matrix-text-dim: #6b7a00;
  --font-mono: 'Share Tech Mono', 'Courier New', monospace;
}

html, body {
  height: 100%;
}

body {
  font-family: var(--font-mono);
  background: var(--matrix-black);
  color: var(--matrix-yellow);
  overflow-x: hidden;
}

#matrix-rain {
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: 0.15;
  pointer-events: none;
}

.app {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  max-width: 900px;
  margin: 0 auto;
  background: linear-gradient(180deg, #0f1200 0%, var(--matrix-black) 40%, var(--matrix-black) 100%);
  box-shadow: 0 0 60px var(--matrix-yellow-glow);
  border-left: 1px solid var(--matrix-border);
  border-right: 1px solid var(--matrix-border);
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  background: var(--matrix-dark);
  border-bottom: 1px solid var(--matrix-border);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.logo-icon {
  width: 32px;
  height: 32px;
  color: var(--matrix-yellow);
  filter: drop-shadow(0 0 6px var(--matrix-yellow-glow));
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-shadow: 0 0 10px var(--matrix-yellow-glow);
}

.lang-select {
  background: var(--matrix-panel);
  color: var(--matrix-yellow);
  border: 1px solid var(--matrix-border);
  padding: 0.3rem 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  cursor: pointer;
  border-radius: 2px;
}

.lang-select:focus {
  outline: 1px solid var(--matrix-yellow);
}

.main {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.control-panel {
  background: linear-gradient(135deg, #1a2000 0%, #0f1400 100%);
  padding: 1.25rem;
  border-bottom: 2px solid var(--matrix-yellow-dim);
}

.email-bar {
  display: flex;
  align-items: center;
  background: #000;
  border: 1px solid var(--matrix-yellow-dim);
  border-radius: 3px;
  margin-bottom: 1rem;
  box-shadow: inset 0 0 20px rgba(200, 255, 0, 0.05), 0 0 15px var(--matrix-yellow-glow);
}

.email-address {
  flex: 1;
  padding: 0.85rem 1rem;
  font-size: 1rem;
  letter-spacing: 0.04em;
  word-break: break-all;
  text-shadow: 0 0 8px var(--matrix-yellow-glow);
}

.email-dropdown {
  background: transparent;
  border: none;
  border-left: 1px solid var(--matrix-border);
  color: var(--matrix-yellow);
  padding: 0.75rem;
  cursor: pointer;
  display: flex;
  align-items: center;
}

.email-dropdown svg {
  width: 18px;
  height: 18px;
}

.email-dropdown:hover {
  background: rgba(200, 255, 0, 0.08);
}

.actions {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
}

.action-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  padding: 0.65rem 0.4rem;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid var(--matrix-border);
  color: var(--matrix-yellow);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  cursor: pointer;
  border-radius: 3px;
  transition: background 0.15s, box-shadow 0.15s, border-color 0.15s;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.action-btn svg {
  width: 20px;
  height: 20px;
}

.action-btn:hover {
  background: rgba(200, 255, 0, 0.1);
  border-color: var(--matrix-yellow-dim);
  box-shadow: 0 0 12px var(--matrix-yellow-glow);
}

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

.action-btn-danger:hover {
  border-color: #ff4444;
  color: #ff6666;
  box-shadow: 0 0 12px rgba(255, 68, 68, 0.3);
}

.inbox-panel {
  flex: 1;
  padding: 1.25rem;
  min-height: 320px;
}

.dns-warning {
  background: rgba(255, 80, 80, 0.12);
  border: 1px solid #ff4444;
  border-radius: 4px;
  padding: 0.85rem 1rem;
  margin-bottom: 1rem;
  font-size: 0.85rem;
  line-height: 1.5;
  color: #ff8888;
}

.dns-warning.hidden {
  display: none;
}

.dns-warning strong {
  display: block;
  margin-bottom: 0.35rem;
  color: #ff6666;
}

.inbox-list {
  background: #050500;
  border: 1px solid var(--matrix-border);
  border-radius: 4px;
  min-height: 280px;
  overflow-y: auto;
  box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.8);
}

.empty-state {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 280px;
  color: var(--matrix-text-dim);
  font-size: 1.1rem;
  letter-spacing: 0.1em;
}

.mail-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--matrix-border);
  cursor: pointer;
  transition: background 0.15s;
}

.mail-item:hover {
  background: rgba(200, 255, 0, 0.06);
}

.mail-item.unread {
  border-left: 3px solid var(--matrix-yellow);
  background: rgba(200, 255, 0, 0.04);
}

.mail-item-subject {
  font-size: 0.95rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mail-item-from {
  font-size: 0.8rem;
  color: var(--matrix-yellow-dim);
}

.mail-item-date {
  font-size: 0.75rem;
  color: var(--matrix-text-dim);
}

.message-view {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: var(--matrix-black);
  display: flex;
  flex-direction: column;
  max-width: 900px;
  margin: 0 auto;
  border-left: 1px solid var(--matrix-border);
  border-right: 1px solid var(--matrix-border);
}

.message-view.hidden {
  display: none;
}

.message-header {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem;
  background: var(--matrix-dark);
  border-bottom: 1px solid var(--matrix-border);
}

.back-btn,
.delete-msg-btn {
  background: transparent;
  border: 1px solid var(--matrix-border);
  color: var(--matrix-yellow);
  padding: 0.5rem;
  cursor: pointer;
  border-radius: 3px;
  flex-shrink: 0;
}

.back-btn svg,
.delete-msg-btn svg {
  width: 20px;
  height: 20px;
  display: block;
}

.back-btn:hover,
.delete-msg-btn:hover {
  background: rgba(200, 255, 0, 0.1);
}

.message-meta {
  flex: 1;
  min-width: 0;
}

.message-meta h2 {
  font-size: 1rem;
  font-weight: 400;
  word-break: break-word;
  margin-bottom: 0.35rem;
}

.message-meta p {
  font-size: 0.8rem;
  color: var(--matrix-yellow-dim);
}

.message-body {
  flex: 1;
  padding: 1.25rem;
  overflow-y: auto;
  line-height: 1.6;
  font-size: 0.9rem;
  white-space: pre-wrap;
  word-break: break-word;
}

.otp-banner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 1.25rem;
  margin-bottom: 1rem;
  background: rgba(200, 255, 0, 0.08);
  border: 2px solid var(--matrix-yellow);
  border-radius: 4px;
  cursor: pointer;
  box-shadow: 0 0 24px var(--matrix-yellow-glow);
}

.otp-label {
  font-size: 0.85rem;
  color: var(--matrix-yellow-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.otp-code {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-shadow: 0 0 12px var(--matrix-yellow-glow);
}

.message-body iframe {
  width: 100%;
  min-height: 400px;
  border: 1px solid var(--matrix-border);
  background: #fff;
}

.footer-tagline {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.7rem;
  opacity: 0.7;
}

.footer-tagline.hidden {
  display: none;
}

.footer {
  text-align: center;
  padding: 0.75rem;
  background: var(--matrix-dark);
  border-top: 1px solid var(--matrix-border);
  font-size: 0.8rem;
  color: var(--matrix-yellow-dim);
}

/* Email creator panel (TMail-style) */
.email-creator {
  margin-bottom: 1rem;
}

.email-creator.hidden {
  display: none;
}

.creator-row {
  display: flex;
  gap: 0;
  align-items: stretch;
}

.creator-input {
  flex: 1;
  min-width: 0;
  padding: 0.75rem 1rem;
  background: #000;
  border: 1px solid var(--matrix-yellow-dim);
  border-right: none;
  border-radius: 3px 0 0 3px;
  color: var(--matrix-yellow);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.creator-input::placeholder {
  color: var(--matrix-text-dim);
}

.creator-input:focus {
  outline: none;
  box-shadow: inset 0 0 12px var(--matrix-yellow-glow);
}

.creator-select {
  width: 42%;
  max-width: 200px;
  padding: 0.75rem 0.5rem;
  background: #000;
  border: 1px solid var(--matrix-yellow-dim);
  border-left: 1px solid var(--matrix-border);
  color: var(--matrix-yellow);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  cursor: pointer;
}

.creator-select:focus {
  outline: 1px solid var(--matrix-yellow);
}

.creator-btn-create {
  padding: 0.75rem 1.25rem;
  background: var(--matrix-yellow);
  color: #000;
  border: 1px solid var(--matrix-yellow);
  border-radius: 0 3px 3px 0;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.creator-btn-create:hover {
  background: #d4ff33;
  box-shadow: 0 0 16px var(--matrix-yellow-glow);
}

.creator-or {
  text-align: center;
  margin: 0.85rem 0;
  color: var(--matrix-yellow-dim);
  font-size: 0.9rem;
  letter-spacing: 0.15em;
  text-transform: lowercase;
}

.creator-random-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.creator-btn-random {
  flex: 1;
  max-width: 320px;
  padding: 0.7rem 1rem;
  background: transparent;
  border: 2px solid var(--matrix-yellow);
  border-radius: 999px;
  color: var(--matrix-yellow);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  cursor: pointer;
  transition: background 0.15s, box-shadow 0.15s;
}

.creator-btn-random:hover {
  background: rgba(200, 255, 0, 0.12);
  box-shadow: 0 0 20px var(--matrix-yellow-glow);
}

.creator-btn-close {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid var(--matrix-border);
  border-radius: 3px;
  color: var(--matrix-yellow);
  cursor: pointer;
}

.creator-btn-close svg {
  width: 18px;
  height: 18px;
}

.creator-btn-close:hover {
  background: rgba(200, 255, 0, 0.1);
  border-color: var(--matrix-yellow-dim);
}

.control-panel.creator-open .email-bar {
  display: none;
}

@media (max-width: 600px) {
  .creator-row {
    flex-wrap: wrap;
  }

  .creator-input {
    width: 100%;
    border-right: 1px solid var(--matrix-yellow-dim);
    border-radius: 3px 3px 0 0;
  }

  .creator-select {
    flex: 1;
    max-width: none;
    border-radius: 0 0 0 3px;
  }

  .creator-btn-create {
    border-radius: 0 0 3px 0;
  }
}

.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--matrix-dark);
  border: 1px solid var(--matrix-yellow);
  color: var(--matrix-yellow);
  padding: 0.75rem 1.5rem;
  border-radius: 3px;
  z-index: 200;
  box-shadow: 0 0 20px var(--matrix-yellow-glow);
  font-size: 0.85rem;
}

.toast.hidden {
  display: none;
}

@media (max-width: 600px) {
  .actions {
    grid-template-columns: repeat(2, 1fr);
  }

  .email-address {
    font-size: 0.85rem;
  }
}