/* ═══════════════════════════════════════════════
   LOGIN — Login Screen & OAuth Callback Screen
   ══════════════════════════════════════════════════ */

#login-screen {
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(ellipse 70% 50% at 50% -10%, rgba(155, 127, 255, 0.18) 0%, transparent 70%),
    radial-gradient(ellipse 40% 30% at 90% 80%, rgba(78, 205, 196, 0.10) 0%, transparent 60%),
    var(--bg);
}

.login-card {
  width: 100%;
  max-width: 420px;
  padding: 0 20px;
}

.login-logo {
  text-align: center;
  margin-bottom: 40px;
}

.login-logo .wordmark {
  font-family: var(--font-display);
  font-size: 42px;
  letter-spacing: -1px;
  color: var(--text);
  line-height: 1;
}

.login-logo .wordmark span {
  color: var(--accent);
}

.login-logo .tagline {
  font-size: 13px;
  color: var(--text-dim);
  margin-top: 6px;
  font-family: var(--font-mono);
  letter-spacing: 0.06em;
}

.login-form-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
}

.form-label {
  display: block;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 8px;
  font-family: var(--font-mono);
}

.server-input-wrap {
  display: flex;
  align-items: center;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--trans);
}

.server-input-wrap:focus-within {
  border-color: var(--accent);
}

.server-prefix {
  padding: 0 10px 0 14px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 13px;
  white-space: nowrap;
  user-select: none;
}

.server-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 14px;
  padding: 12px 14px 12px 0;
}

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

.quick-servers {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}

.server-autocomplete-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-top: 4px;
  max-height: 250px;
  overflow-y: auto;
  z-index: 100;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  display: none;
}

.server-autocomplete-dropdown.active {
  display: block;
}

.server-suggestion-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  cursor: pointer;
  border-bottom: 1px solid var(--border);
  transition: background var(--trans);
}

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

.server-suggestion-item:hover,
.server-suggestion-item.selected {
  background: var(--surface2);
  box-shadow: inset 3px 0 0 var(--accent);
}

.server-suggestion-thumb {
  width: 24px;
  height: 24px;
  border-radius: 4px;
  object-fit: cover;
  background: var(--surface2);
}

.server-suggestion-info {
  display: flex;
  flex-direction: column;
}

.server-suggestion-domain {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text);
  font-weight: 500;
}

.server-suggestion-users {
  font-size: 11px;
  color: var(--text-dim);
}

.quick-server-btn {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 4px 8px;
  cursor: pointer;
  transition: all var(--trans);
}

.quick-server-btn:hover {
  border-color: var(--accent);
  color: var(--accent2);
}

.login-btn {
  width: 100%;
  margin-top: 24px;
  padding: 14px;
  background: var(--accent);
  color: #0d0d0f;
  border: none;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--trans);
  letter-spacing: 0.01em;
}

.login-btn:hover {
  background: var(--accent2);
  transform: translateY(-1px);
}

.login-btn:active {
  transform: translateY(0);
}

.login-footer {
  text-align: center;
  margin-top: 24px;
  font-size: 12px;
  color: var(--text-dim);
}

.login-footer a {
  color: var(--text-muted);
  text-decoration: none;
}

.login-footer a:hover {
  color: var(--accent2);
}

/* ─── Callback Screen ─── */
#callback-screen {
  align-items: center;
  justify-content: center;
}

.callback-message {
  text-align: center;
}

.spinner {
  width: 32px;
  height: 32px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 700ms linear infinite;
  margin: 0 auto 20px;
}

.callback-message p {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 13px;
}

@media (max-width: 500px) {
  .login-form-box {
    padding: 24px 20px;
  }
}