/* Design refresh: variables, accessibility, modern layout */
:root {
  --bg-start: #667eea;
  --bg-end: #764ba2;
  --surface: #ffffff;
  --surface-muted: #f9fafb;
  --text: #111827;
  --muted: #6b7280;
  --border: #e5e7eb;
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --purple: #6d28d9;
  --purple-hover: #5b21b6;
  --accent: #f59e0b;
  --accent-hover: #d97706;
  --success: #16a34a;
  --success-bg: #e8f5e9;
  --danger: #dc2626;
  --danger-bg: #ffebee;
  --info: #0d47a1;
  --info-bg: #e3f2fd;
  --radius: 14px;
  --shadow-md: 0 10px 30px rgba(0,0,0,0.12);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
  --gap: 24px;
  --gap-lg: 32px;
  --container: 880px;
}

/* Accessibility utilities */
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

/* Base */
html { box-sizing: border-box; }
*, *::before, *::after { box-sizing: inherit; }
body {
  margin: 0;
  padding: 20px;
  min-height: 100vh;
  font-family: 'Poppins', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background: linear-gradient(135deg, var(--bg-start) 0%, var(--bg-end) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Container */
.login-container {
  background: var(--surface);
  width: 100%;
  max-width: var(--container);
  padding: 36px 40px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}

header h1 {
  margin: 0 0 8px 0;
  font-weight: 700;
  font-size: 2.125rem;
  color: #1f2937;
  letter-spacing: -0.01em;
}

header p {
  margin: 0 0 var(--gap) 0;
  color: var(--muted);
  font-size: 1.05rem;
}

/* Layout */
.login-options {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

@media (min-width: 700px) {
  .login-options {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* Cards */
.login-card {
  background: var(--surface-muted);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease;
}

.login-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 22px rgba(0,0,0,0.10);
}

.login-card h2 {
  margin: 0 0 6px 0;
  color: #1f2937;
  font-weight: 600;
  font-size: 1.5rem;
}

.login-card .email-example {
  font-style: italic;
  color: var(--muted);
  margin-bottom: 12px;
  font-size: .95rem;
}

.login-card .email-example span {
  font-weight: 600;
  color: #374151;
  background: #eef2ff;
  padding: 2px 6px;
  border-radius: 4px;
  font-style: normal;
}

.login-card .description {
  color: #4b5563;
  margin-bottom: 16px;
  line-height: 1.6;
  font-size: 1rem;
}

/* Buttons */
.login-button, .quick-message button[type="submit"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 8px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  text-decoration: none;
  min-width: 180px;
  transition: background-color .2s ease, transform .2s ease, box-shadow .2s ease;
  box-shadow: 0 1px 2px rgba(0,0,0,.06);
}

.login-button:hover, .quick-message button[type="submit"]:hover {
  transform: translateY(-2px);
}

.login-button:focus-visible, .quick-message button:focus-visible,
input:focus-visible, textarea:focus-visible, a.login-button:focus-visible {
  outline: 3px solid #93c5fd;
  outline-offset: 2px;
  box-shadow: 0 0 0 4px rgba(147,197,253,.35);
}

/* Specific button colors */
.google-workspace .login-button {
  background: #4285F4;
  color: #fff;
}
.google-workspace .login-button:hover {
  background: #357ae8;
}

.direct-webmail .login-button {
  background: var(--purple);
  color: #fff;
}
.direct-webmail .login-button:hover {
  background: var(--purple-hover);
}

/* Info text boxes */
.info-text-warning, .info-text-success, .info-text-info {
  margin: 12px 0 16px 0;
  font-size: .95rem;
  padding: 10px 12px;
  border-radius: 6px;
  border-left: 4px solid transparent;
}

.info-text-warning {
  color: #b91c1c;
  background: var(--danger-bg);
  border-left-color: #ef4444;
}

.info-text-warning span {
  font-weight: 800;
  text-decoration: underline;
}

.info-text-success {
  color: #166534;
  background: var(--success-bg);
  border-left-color: #22c55e;
}

.info-text-info {
  color: var(--info);
  background: var(--info-bg);
  border-left-color: #1565c0;
}

/* Footer */
footer {
  margin-top: var(--gap-lg);
  padding-top: 16px;
  border-top: 1px solid var(--border);
  color: #9ca3af;
  font-size: .95rem;
  text-align: center;
}

/* Quick Email */
.quick-message {
  grid-column: 1 / -1; /* span full width on grid */
  background: var(--surface-muted);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  text-align: left;
}

.quick-message h2 {
  margin: 0 0 6px 0;
  color: #1f2937;
  font-weight: 600;
  font-size: 1.5rem;
}

.quick-message p {
  color: #4b5563;
  margin: 0 0 16px 0;
  font-size: 1rem;
}

.quick-message label {
  display: block;
  margin: 0 0 6px 0;
  color: #374151;
  font-size: .95rem;
  font-weight: 500;
}

.quick-message input,
.quick-message textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  font: inherit;
  font-size: 1rem;
  color: var(--text);
  background: #fff;
  transition: border-color .2s ease, box-shadow .2s ease;
  margin-bottom: 14px;
}

.quick-message textarea {
  resize: vertical;
  min-height: 120px;
}

.quick-message input:focus-visible,
.quick-message textarea:focus-visible {
    border-color: #93c5fd;
    box-shadow: 0 0 0 4px rgba(147,197,253,.25);
    outline: none;
}

.quick-message .input-group {
    position: relative;
    display: flex;
    align-items: center;
}

.quick-message .input-group input {
    flex: 1;
    padding-right: 40px; /* space for button */
}

.quick-message .peek-toggle {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    line-height: 1;
    color: var(--muted);
    border-radius: 6px;
    transition: color 0.2s ease, background-color 0.2s ease;
}

.quick-message .peek-toggle:hover {
    color: var(--text);
    background-color: #f3f4f6; /* light theme hover bg without resizing */
}

.quick-message .peek-toggle:focus-visible {
    outline: 2px solid #93c5fd;
    outline-offset: 2px;
}

.quick-message button[type="submit"] {
  background: var(--accent);
  color: #fff;
}

.quick-message button[type="submit"]:hover {
  background: var(--accent-hover);
}

/* Feedback messages */
.success-message {
  color: #166534;
  background: var(--success-bg);
  padding: 10px 12px;
  border-radius: 6px;
  border-left: 4px solid #22c55e;
  margin: 0 0 16px 0;
  font-weight: 600;
}

.error-message {
  color: #b91c1c;
  background: var(--danger-bg);
  padding: 10px 12px;
  border-radius: 6px;
  border-left: 4px solid #ef4444;
  margin: 0 0 16px 0;
  font-weight: 600;
}

/* Motion preferences */
@media (prefers-reduced-motion: reduce) {
  .login-card, .login-button, .quick-message button[type="submit"] {
    transition: none !important;
    transform: none !important;
    box-shadow: var(--shadow-sm);
  }
}

/* Dark mode (improved contrast) */
@media (prefers-color-scheme: dark) {
  .login-container { background: #0b1220; color: #f8fafc; }
  .login-card, .quick-message { background: #111827; border-color: #334155; }

  header h1 { color: #f9fafb; }
  header p, .login-card .description, .quick-message p { color: #e5e7eb; }
  .login-card h2, .quick-message h2 { color: #fafafa; }
  .login-button, .quick-message button { box-shadow: none; }

  /* Improve readability of small text and hints */
  .login-card .email-example { color: #94a3b8; }
  .login-card .email-example span { color: #e2e8f0; background: #1e293b; }

  /* Lighten labels and inputs for better contrast */
  .quick-message label { color: #fafafa; font-weight: 600; }
  .quick-message input, .quick-message textarea {
    background: #111827;
    border-color: #475569;
    color: #f3f4f6;
  }
  .quick-message input::placeholder,
  .quick-message textarea::placeholder { color: #94a3b8; }

  /* Footer contrast */
  footer { border-top-color: #1f2937; color: #9ca3af; }
}
/* =========================
   Theme toggle control + manual overrides
   ========================= */

/* Positioning anchor for absolute button */
.login-container { position: relative; }

/* Toggle button */
.theme-toggle {
  position: absolute;
  top: 16px;
  right: 16px;
  padding: 8px 12px;
  border-radius: 9999px;
  background: #f3f4f6;
  color: #111827;
  border: 1px solid #e5e7eb;
  font-weight: 600;
  font-size: .9rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 1px 2px rgba(0,0,0,.06);
}
.theme-toggle:hover { background: #e5e7eb; }
.theme-toggle:focus-visible {
  outline: 3px solid #93c5fd;
  outline-offset: 2px;
  box-shadow: 0 0 0 4px rgba(147,197,253,.35);
}

/* Dark scheme defaults for the toggle itself when following system */
@media (prefers-color-scheme: dark) {
  .theme-toggle {
    background: #1f2937;
    color: #e5e7eb;
    border-color: #334155;
  }
  .theme-toggle:hover { background: #273244; }
}

/* Manual theme overrides via data-theme (takes precedence over system) */
:root[data-theme="dark"] .login-container { background: #0b1220; color: #f8fafc; }
:root[data-theme="dark"] .login-card,
:root[data-theme="dark"] .quick-message { background: #111827; border-color: #334155; }
:root[data-theme="dark"] header h1 { color: #f9fafb; }
:root[data-theme="dark"] header p,
:root[data-theme="dark"] .login-card .description,
:root[data-theme="dark"] .quick-message p { color: #e5e7eb; }
:root[data-theme="dark"] .login-card h2,
:root[data-theme="dark"] .quick-message h2 { color: #fafafa; }
:root[data-theme="dark"] .login-card .email-example { color: #94a3b8; }
:root[data-theme="dark"] .login-card .email-example span { color: #e2e8f0; background: #1e293b; }
:root[data-theme="dark"] .quick-message label { color: #fafafa; font-weight: 600; }
:root[data-theme="dark"] .quick-message input,
:root[data-theme="dark"] .quick-message textarea {
  background: #111827;
  border-color: #475569;
  color: #f3f4f6;
}
:root[data-theme="dark"] .quick-message input::placeholder,
:root[data-theme="dark"] .quick-message textarea::placeholder { color: #94a3b8; }
:root[data-theme="dark"] .quick-message .peek-toggle { color: #94a3b8; }
:root[data-theme="dark"] .quick-message .peek-toggle:hover { color: #f3f4f6; background-color: rgba(255,255,255,0.08); }
:root[data-theme="dark"] footer { border-top-color: #1f2937; color: #9ca3af; }
:root[data-theme="dark"] .theme-toggle { background:#1f2937; color:#e5e7eb; border-color:#334155; }
:root[data-theme="dark"] .theme-toggle:hover { background:#273244; }

/* Explicit light override (ensures light when system is dark) */
:root[data-theme="light"] .login-container { background: var(--surface); color: var(--text); }
:root[data-theme="light"] .login-card,
:root[data-theme="light"] .quick-message { background: var(--surface-muted); border-color: var(--border); }
:root[data-theme="light"] header h1 { color: #1f2937; }
:root[data-theme="light"] header p,
:root[data-theme="light"] .login-card .description,
:root[data-theme="light"] .quick-message p { color: var(--muted); }
/* ===== Final theme overrides (ensure readable light theme) ===== */
:root[data-theme="light"] .login-card h2,
:root[data-theme="light"] .quick-message h2 { color: #1f2937; }

:root[data-theme="light"] .quick-message label { color: #374151; font-weight: 600; }

:root[data-theme="light"] .login-card .email-example { color: #6b7280; }
:root[data-theme="light"] .login-card .email-example span { color: #374151; background: #eef2ff; }

:root[data-theme="light"] .quick-message input,
:root[data-theme="light"] .quick-message textarea {
  background: #ffffff;
  border-color: #d1d5db;
  color: #111827;
}

/* ===== Number input UX: allow typing, hide spinner arrows ===== */
.quick-message input[type="number"]::-webkit-outer-spin-button,
.quick-message input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.quick-message input[type="number"] {
  -moz-appearance: textfield;
  appearance: textfield;
}
/* ===== Layout tweaks: question fields 50% on desktop + larger "eye" icons ===== */
@media (min-width: 700px) {
  .quick-message form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px 16px;
  }

  /* Keep non-question elements full width */
  .quick-message label[for="message"],
  .quick-message #message,
  .quick-message button[type="submit"],
  .quick-message #feedback {
    grid-column: 1 / -1;
  }

  /* Left column: Ayah name */
  .quick-message label[for="ayah_name"],
  .quick-message label[for="ayah_name"] + .input-group {
    grid-column: 1;
  }

  /* Right column: Home number */
  .quick-message label[for="home_number"],
  .quick-message label[for="home_number"] + .input-group {
    grid-column: 2;
  }
}

/* Slightly larger "eye" icons and adequate input padding */
.quick-message .peek-toggle {
  width: 36px;
  height: 36px;
  font-size: 1.1rem;
}

.quick-message .input-group input {
  padding-right: 48px;
}
/* ===== Alignment patch: ensure 2-question layout aligns perfectly on desktop ===== */
@media (min-width: 700px) {
  .quick-message form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-areas:
      "messageLabel messageLabel"
      "message      message"
      "ayahLabel    homeLabel"
      "ayahInput    homeInput"
      "feedback     feedback"
      "submit       submit";
    gap: 12px 16px;
  }

  /* Map form elements to explicit grid areas so rows align regardless of label wrapping */
  .quick-message label[for="message"] { grid-area: messageLabel; }
  .quick-message #message { grid-area: message; }

  .quick-message label[for="ayah_name"] { grid-area: ayahLabel; }
  .quick-message label[for="home_number"] { grid-area: homeLabel; }

  .quick-message label[for="ayah_name"] + .input-group { grid-area: ayahInput; }
  .quick-message label[for="home_number"] + .input-group { grid-area: homeInput; }

  .quick-message #feedback { grid-area: feedback; }
  .quick-message button[type="submit"] { grid-area: submit; }
}
/* =========================
   Chat page styling: chat log + send button + mobile
   ========================= */
#chat-log {
  width: 100%;
  height: clamp(260px, 45vh, 520px) !important; /* override inline height for better responsiveness */
  padding: 12px 14px;
  border: 1px solid #d1d5db;
  border-radius: 10px;
  background: #ffffff;
  color: var(--text);
  white-space: pre-wrap;            /* preserve line breaks from the log file */
  line-height: 1.45;
  overflow: auto;
  box-shadow: inset 0 1px 2px rgba(0,0,0,0.04);
}

#chat-log::selection { background: rgba(79,70,229,0.15); }

/* Custom scrollbar for chat log */
#chat-log::-webkit-scrollbar { width: 10px; }
#chat-log::-webkit-scrollbar-track { background: #f3f4f6; border-radius: 8px; }
#chat-log::-webkit-scrollbar-thumb { background: #c7d2fe; border-radius: 8px; }
#chat-log::-webkit-scrollbar-thumb:hover { background: #a5b4fc; }

/* Layout the send form that immediately follows the chat log */
#chat-log + form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: end;
}

/* Label on its own row for clarity */
#chat-log + form label {
  grid-column: 1 / -1;
  margin-bottom: -2px;
  color: #374151;
  font-weight: 600;
}

/* Message input */
#chat-log + form #message {
  width: 100%;
  min-height: 88px;
  padding: 12px 14px;
  border: 1px solid #d1d5db;
  border-radius: 10px;
  resize: vertical;
  font: inherit;
  color: var(--text);
  background: #fff;
}

#chat-log + form #message:focus-visible {
  border-color: #93c5fd;
  box-shadow: 0 0 0 4px rgba(147,197,253,.25);
  outline: none;
}

/* Send button styling */
#chat-log + form button[type="submit"] {
  align-self: stretch;              /* match textarea height line for comfortable tap target */
  padding: 0 20px;
  min-width: 110px;
  height: 44px;
  border-radius: 10px;
  border: none;
  font-weight: 700;
  color: #fff;
  background: var(--primary);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(79,70,229,0.25);
  transition: background-color .2s ease, transform .2s ease, box-shadow .2s ease;
}

#chat-log + form button[type="submit"]:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(79,70,229,0.3);
}

#chat-log + form button[type="submit"]:focus-visible {
  outline: 3px solid #93c5fd;
  outline-offset: 2px;
  box-shadow: 0 0 0 4px rgba(147,197,253,.35);
}

/* Mobile responsiveness for chat */
@media (max-width: 600px) {
  .login-container {
    padding: 24px 16px;
  }
  #chat-log {
    height: min(50vh, 420px) !important;
    padding: 10px 12px;
  }
  #chat-log + form {
    grid-template-columns: 1fr;     /* stack textarea and button */
  }
  #chat-log + form button[type="submit"] {
    width: 100%;
    height: 48px;                   /* larger tap target on mobile */
  }
}

/* Dark theme overrides for chat */
@media (prefers-color-scheme: dark) {
  #chat-log {
    background: #0f172a;
    border-color: #334155;
    color: #e5e7eb;
  }
  #chat-log + form #message {
    background: #111827;
    border-color: #475569;
    color: #f3f4f6;
  }
}

/* Manual theme toggle support */
:root[data-theme="dark"] #chat-log {
  background: #0f172a;
  border-color: #334155;
  color: #e5e7eb;
}
:root[data-theme="dark"] #chat-log + form #message {
  background: #111827;
  border-color: #475569;
  color: #f3f4f6;
}
:root[data-theme="dark"] #chat-log::-webkit-scrollbar-track { background: #111827; }
:root[data-theme="dark"] #chat-log::-webkit-scrollbar-thumb { background: #475569; }
:root[data-theme="dark"] #chat-log::-webkit-scrollbar-thumb:hover { background: #64748b; }
/* =========================
   Layout fixes: single-card pages and chat page tweaks
   ========================= */
/* When a grid has only one card (e.g., email-quick.php), let it span full width to avoid right-side whitespace */
.login-options > .login-card:only-child {
  grid-column: 1 / -1;
}

/* Chat page container: slightly narrower for better reading width on desktop */
.login-container.chat-page {
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* Force single column on chat page at all sizes (prevents empty right column) */
.chat-page .login-options {
  grid-template-columns: 1fr;
}

/* Chat page: login form styles (mobile-first) */
.chat-page .login-card form label {
  display: block;
  margin: 0 0 6px 0;
  color: #374151;
  font-size: .95rem;
  font-weight: 500;
}

.chat-page .login-card input[type="text"],
.chat-page .login-card textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  font: inherit;
  font-size: 1rem;
  color: var(--text);
  background: #fff;
  transition: border-color .2s ease, box-shadow .2s ease;
  margin-bottom: 12px;
}

.chat-page .login-card input[type="text"]:focus-visible,
.chat-page .login-card textarea:focus-visible {
  border-color: #93c5fd;
  box-shadow: 0 0 0 4px rgba(147,197,253,.25);
  outline: none;
}

.chat-page .login-card button[type="submit"] {
  width: 100%;
  padding: 12px 16px;
  border-radius: 10px;
  border: none;
  font-weight: 700;
  color: #fff;
  background: var(--primary);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(79,70,229,0.25);
  transition: background-color .2s ease, transform .2s ease, box-shadow .2s ease;
}

.chat-page .login-card button[type="submit"]:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(79,70,229,0.3);
}

.chat-page .login-card button[type="submit"]:focus-visible {
  outline: 3px solid #93c5fd;
  outline-offset: 2px;
  box-shadow: 0 0 0 4px rgba(147,197,253,.35);
}

/* Small screens: ensure comfortable padding */
@media (max-width: 600px) {
  .chat-page .login-card {
    padding: 20px;
  }
}

/* Dark theme overrides for chat login controls */
@media (prefers-color-scheme: dark) {
  .chat-page .login-card input[type="text"],
  .chat-page .login-card textarea {
    background: #111827;
    border-color: #475569;
    color: #f3f4f6;
  }
}

/* Manual theme toggle support */
:root[data-theme="dark"] .chat-page .login-card input[type="text"],
:root[data-theme="dark"] .chat-page .login-card textarea {
  background: #111827;
  border-color: #475569;
  color: #f3f4f6;
}
/* =========================
   Mobile full-bleed layout (100% width on phones)
   Use responsive media queries instead of UA sniffing for accuracy and robustness.
   ========================= */
@media (max-width: 640px) {
  /* Remove outer body padding so the container can span edge-to-edge */
  body {
    padding: 0;
    min-height: 100vh;
  }

  /* Make the main container full-bleed on mobile to eliminate side gutters */
  .login-container {
    max-width: 100%;
    width: 100%;
    border-radius: 0;        /* flush with edges */
    box-shadow: none;        /* avoid inner drop-shadow glow at edges */
    /* Use safe-area insets for devices with display cutouts */
    padding-left: max(16px, env(safe-area-inset-left));
    padding-right: max(16px, env(safe-area-inset-right));
    padding-top: max(20px, env(safe-area-inset-top));
    padding-bottom: max(24px, env(safe-area-inset-bottom));
  }

  /* Ensure chat page also uses full width on mobile (overrides desktop narrowing) */
  .login-container.chat-page {
    max-width: 100%;
  }

  /* Single column grid on small screens (ensures no empty right column) */
  .login-options {
    grid-template-columns: 1fr !important;
  }

  /* Keep the theme toggle comfortably inset from the right safe area */
  .theme-toggle {
    top: 12px;
    right: max(12px, env(safe-area-inset-right));
  }
}

/* Prefer dynamic viewport on supporting browsers to avoid URL bar issues */
@supports (height: 100dvh) {
  @media (max-width: 640px) {
    body { min-height: 100dvh; }
    .login-container { min-height: 100dvh; }
  }
}
/* =========================
   Mobile full-bleed refinements (eliminate extra gutters)
   ========================= */
@media (max-width: 640px) {
  html, body { width: 100%; }
  body {
    display: block !important;          /* override desktop flex centering */
    align-items: normal !important;
    justify-content: normal !important;
    overflow-x: hidden;                  /* prevent accidental horizontal scroll */
  }
}
/* =========================
   Edge-to-edge mobile: final overrides (no side gutters, no gradient)
   ========================= */
@media (max-width: 640px) {
  /* Replace gradient with surface color on phones */
  body {
    background: var(--surface) !important;
    padding: 0 !important;
    margin: 0 !important;
    display: block !important;      /* override desktop centering */
    overflow-x: hidden !important;  /* prevent any 1px overflow */
  }

  /* Container occupies full viewport width with zero gutters */
  .login-container {
    max-width: 100vw !important;
    width: 100vw !important;
    margin: 0 !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    padding: 0 !important; /* no internal page gutters on the container itself */
    /* Maintain safe areas if present (e.g., notches) */
    padding-left: env(safe-area-inset-left, 0px) !important;
    padding-right: env(safe-area-inset-right, 0px) !important;
    padding-top: env(safe-area-inset-top, 0px) !important;
    padding-bottom: env(safe-area-inset-bottom, 0px) !important;
  }

  /* Ensure chat page override also uses full width */
  .login-container.chat-page {
    max-width: 100vw !important;
  }

  /* Single-column layout for all grids */
  .login-options {
    grid-template-columns: 1fr !important;
  }

  /* Keep the theme toggle inset from the right edge/notch */
  .theme-toggle {
    right: max(12px, env(safe-area-inset-right, 0px)) !important;
  }
}

/* Use dynamic viewport height where available to avoid URL-bar shrink artifacts */
@supports (height: 100dvh) {
  @media (max-width: 640px) {
    html, body { min-height: 100dvh; }
    .login-container { min-height: 100dvh; }
  }
}
/* =========================
   Mobile hard overrides: 100% width, no gradient, no side gutters, minimal chrome
   ========================= */
@media (max-width: 640px) {
  /* Ensure both roots use solid background (no gradient bleed) */
  html { background: var(--surface) !important; }
  body {
    background: var(--surface) !important;
    padding: 0 !important;
    margin: 0 !important;
    display: block !important;     /* cancel desktop flex centering */
    overflow-x: hidden !important;
  }

  /* Container occupies the full viewport width with zero outer gutters */
  .login-container {
    width: 100vw !important;
    max-width: 100vw !important;
    margin: 0 !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    padding: 0 !important;          /* no internal page gutters */
  }

  /* One true column; remove internal grid gaps that create side impressions */
  .login-options {
    grid-template-columns: 1fr !important;
    gap: 0 !important;
  }

  /* Remove card chrome so content appears full-bleed; add small inner padding for readability */
  .login-card,
  .quick-message {
    background: var(--surface) !important;
    border: 0 !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    margin: 0 !important;
    padding-left: 16px !important;
    padding-right: 16px !important;
    padding-top: 20px !important;
    padding-bottom: 20px !important;
  }

  /* Chat page specific: ensure narrowing doesn't apply on phones */
  .login-container.chat-page {
    max-width: 100vw !important;
  }

  /* Keep header/footer content aligned without side gaps from container removal */
  header, footer {
    padding-left: 16px !important;
    padding-right: 16px !important;
  }

  /* Theme toggle stays inset from right edge or notch */
  .theme-toggle {
    right: max(12px, env(safe-area-inset-right, 0px)) !important;
  }
}
/* =========================
   Mobile 100%-width: strongest overrides (kill gradient/padding/gutters)
   ========================= */
@media (max-width: 640px) {
  /* Eliminate any remaining gradient shorthand by explicitly nulling image */
  body {
    background-image: none !important;
    background-color: var(--surface) !important;
    padding: 0 !important;
    margin: 0 !important;
  }
  html {
    background-color: var(--surface) !important;
    margin: 0 !important;
    padding: 0 !important;
    width: 100% !important;
  }

  /* Ensure full width without viewport rounding issues */
  .login-container {
    width: 100% !important;
    max-width: none !important;
    margin: 0 !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    padding: 0 !important;
  }

  /* Remove internal grid spacing that can look like side gutters */
  .login-options {
    grid-template-columns: 1fr !important;
    gap: 0 !important;
  }

  /* Normalize section paddings to content-level only */
  header, main, footer {
    padding-left: 16px !important;
    padding-right: 16px !important;
  }

  /* Cards become flat sections (no borders/backgrounds that imply container) */
  .login-card, .quick-message {
    background: var(--surface) !important;
    border: 0 !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    margin: 0 !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
  }
}
/* =========================
   Mobile/full-bleed strongest cross-browser target
   Targets:
   - Small viewports (max-width: 640px)
   - Touch devices (no hover + coarse pointer), with a wider width cap to catch phones in landscape and small tablets
   ========================= */
@media (max-width: 640px), (hover: none) and (pointer: coarse) and (max-width: 900px) {
  /* Kill gradient everywhere and remove any outer padding/margins */
  html, body {
    background-image: none !important;
    background: var(--surface) !important;
    margin: 0 !important;
    padding: 0 !important;
    width: 100% !important;
    min-width: 100% !important;
    display: block !important;      /* override desktop flex centering */
    align-items: initial !important;
    justify-content: initial !important;
    overflow-x: hidden !important;
  }

  /* True edge-to-edge container */
  .login-container {
    width: 100% !important;
    max-width: 100% !important;
    margin: 0 !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    padding: 0 !important;
    position: static !important;
  }

  /* Single column with no outer-looking gaps */
  .login-options {
    grid-template-columns: 1fr !important;
    gap: 0 !important;
  }

  /* Flatten cards to appear as sections; add modest inner padding for readability */
  .login-card,
  .quick-message {
    background: var(--surface) !important;
    border: 0 !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    margin: 0 !important;
    padding: 16px !important;
  }

  /* Align page sections since container padding is 0 */
  header, main, footer {
    padding-left: 16px !important;
    padding-right: 16px !important;
  }

  /* Chat page should not narrow on mobile */
  .login-container.chat-page { max-width: 100% !important; }

  /* Keep theme toggle inside the safe area */
  .theme-toggle {
    right: max(12px, env(safe-area-inset-right, 0px)) !important;
    top: max(12px, env(safe-area-inset-top, 0px)) !important;
  }
}
/* =========================
   Ultimate mobile enforcement for chat page
   Use :has() to remove gradient/padding whenever .chat-page exists.
   Works in modern Chrome/Android and iOS Safari. Kept outside width queries
   so it applies even if viewport heuristics misreport width.
   ========================= */
html:has(.login-container.chat-page),
body:has(.login-container.chat-page) {
  background: var(--surface) !important;
  background-image: none !important;
  margin: 0 !important;
  padding: 0 !important;
  display: block !important;   /* cancel desktop flex centering */
  overflow-x: hidden !important;
}

/* Chat container becomes true edge-to-edge with no chrome */
.login-container.chat-page {
  width: 100vw !important;
  max-width: 100vw !important;
  margin: 0 !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  padding: 0 !important;
}

/* Flatten card and remove inner gaps that look like side gutters */
.login-container.chat-page .login-options {
  grid-template-columns: 1fr !important;
  gap: 0 !important;
}

.login-container.chat-page .login-card {
  background: var(--surface) !important;
  border: 0 !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  margin: 0 !important;
  padding: 16px !important;
}

/* Keep page sections aligned after container padding removed */
.login-container.chat-page header,
.login-container.chat-page main,
.login-container.chat-page footer {
  padding-left: 16px !important;
  padding-right: 16px !important;
}

/* Also apply on any coarse-pointer device to be extra safe */
@media (hover: none) and (pointer: coarse) {
  html:has(.login-container.chat-page),
  body:has(.login-container.chat-page) {
    background: var(--surface) !important;
    background-image: none !important;
  }
}
/* =========================
   Desktop centering + max-width for chat page
   ========================= */
@media (min-width: 900px) {
  body {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    background: linear-gradient(135deg, var(--bg-start) 0%, var(--bg-end) 100%) !important;
  }
  .login-container.chat-page {
    max-width: 760px !important;
    width: 100% !important;
    margin: 40px auto !important;
    border-radius: var(--radius) !important;
    box-shadow: var(--shadow-md) !important;
    padding: 32px 28px !important;
  }
  .login-container.chat-page .login-options { gap: var(--gap) !important; }
  .login-container.chat-page .login-card {
    background: var(--surface-muted) !important;
    border: 1px solid var(--border) !important;
    border-radius: 12px !important;
    box-shadow: var(--shadow-sm) !important;
    padding: 24px !important;
  }
}

/* =========================
   Mobile: ensure Send button visible (shorter chat-log)
   ========================= */
@media (max-width: 640px) {
  .login-container.chat-page #chat-log {
    height: min(35vh, 360px) !important; /* was 50vh/420px; reduced to show send button */
    margin-bottom: 8px !important;
  }
  .login-container.chat-page #chat-log + form {
    gap: 8px !important;
  }
  .login-container.chat-page {
    padding-bottom: 12px !important; /* a bit more room for the button */
  }
}
/* =========================
   Mobile chat compaction: reduce top/bottom whitespace and make log taller
   ========================= */
@media (max-width: 640px) {
  /* Tighten header spacing on chat page */
  .login-container.chat-page header {
    margin-top: 4px !important;
    margin-bottom: 6px !important;
    padding-top: 0 !important;
    padding-bottom: 0 !important;
  }
  .login-container.chat-page header h1 {
    margin: 8px 0 4px 0 !important;
  }

  /* Remove any extra gap before the first card and above footer */
  .login-container.chat-page main {
    margin-top: 0 !important;
    padding-top: 0 !important;
  }
  .login-container.chat-page .login-options {
    margin-top: 0 !important;
    gap: 8px !important; /* small internal spacing */
  }
  .login-container.chat-page footer {
    margin-top: 8px !important;      /* was var(--gap-lg) */
    padding-top: 6px !important;
  }

  /* Make the chat log taller while keeping Send visible */
  .login-container.chat-page #chat-log {
    height: min(45vh, 480px) !important; /* increase from 35vh/360px */
    margin-bottom: 8px !important;
  }
}
/* =========================
   Chat mobile compaction v2: reduce top/bottom whitespace and make log taller
   ========================= */
@media (max-width: 640px) {
  /* Taller chat log but still leave room for the Send area */
  .login-container.chat-page #chat-log {
    height: min(55vh, 560px) !important;  /* was 45vh/480px */
    max-height: 65vh !important;
    margin-bottom: 8px !important;
  }

  /* Tighten vertical rhythm inside the first chat card */
  .login-container.chat-page .login-card {
    padding-top: 12px !important;
    padding-bottom: 12px !important;
  }
  .login-container.chat-page .login-card p:first-child {
    margin-top: 4px !important;
    margin-bottom: 8px !important;  /* reduce space before chat log */
  }

  /* Compact header/footer spacing on chat page */
  .login-container.chat-page header {
    margin-top: 4px !important;
    margin-bottom: 4px !important;
    padding-top: 0 !important;
    padding-bottom: 0 !important;
  }
  .login-container.chat-page header h1 {
    margin: 6px 0 2px 0 !important;
  }
  .login-container.chat-page main {
    margin-top: 0 !important;
    padding-top: 0 !important;
  }
  .login-container.chat-page footer {
    margin-top: 6px !important;
    padding-top: 4px !important;
  }
}

/* Cancel page-level min-heights on chat page to avoid forced tall layout */
@supports (height: 100dvh) {
  html:has(.login-container.chat-page),
  body:has(.login-container.chat-page) { min-height: auto !important; }
  .login-container.chat-page { min-height: auto !important; }
}
@media (max-width: 640px) {
  html:has(.login-container.chat-page),
  body:has(.login-container.chat-page) { min-height: auto !important; }
  .login-container.chat-page { min-height: auto !important; }
}
/* =========================
   Chat page login: input-group + peek-toggle (match Quick Email UI)
   ========================= */
.chat-page .input-group {
  position: relative;
  display: flex;
  align-items: center;
}
.chat-page .input-group input {
  flex: 1;
  padding-right: 48px; /* space for eye button */
}
.chat-page .peek-toggle {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  line-height: 1;
  color: var(--muted);
  border-radius: 6px;
  transition: color 0.2s ease, background-color 0.2s ease;
  font-size: 1.1rem;
}
.chat-page .peek-toggle:hover {
  color: var(--text);
  background-color: #f3f4f6;
}
.chat-page .peek-toggle:focus-visible {
  outline: 2px solid #93c5fd;
  outline-offset: 2px;
}

/* Dark theme parity for chat login controls */
@media (prefers-color-scheme: dark) {
  .chat-page .peek-toggle { color: #94a3b8; }
  .chat-page .peek-toggle:hover { color: #f3f4f6; background-color: rgba(255,255,255,0.08); }
}
:root[data-theme="dark"] .chat-page .peek-toggle { color: #94a3b8; }
:root[data-theme="dark"] .chat-page .peek-toggle:hover { color: #f3f4f6; background-color: rgba(255,255,255,0.08); }
/* =========================
   Chat login color fixes
   - Ensure light mode inputs are light
   - Improve dark mode label/readability
   ========================= */

/* Light theme: force white inputs in chat login */
:root[data-theme="light"] .chat-page .login-card input,
:root[data-theme="light"] .chat-page .login-card textarea,
:root[data-theme="light"] .chat-page .quick-message input,
:root[data-theme="light"] .chat-page .quick-message textarea {
  background: #ffffff !important;
  color: #111827 !important;
  border-color: #d1d5db !important;
}

/* Dark theme: make labels and placeholders readable */
@media (prefers-color-scheme: dark) {
  .chat-page .login-card label,
  .chat-page .quick-message label {
    color: #fafafa !important; /* match email-quick labels */
  }
  .chat-page .login-card input::placeholder,
  .chat-page .login-card textarea::placeholder,
  .chat-page .quick-message input::placeholder,
  .chat-page .quick-message textarea::placeholder {
    color: #94a3b8 !important; /* slate-400 */
  }
}

/* Manual dark toggle support */
:root[data-theme="dark"] .chat-page .login-card label,
:root[data-theme="dark"] .chat-page .quick-message label {
  color: #fafafa !important;
}
:root[data-theme="dark"] .chat-page .login-card input::placeholder,
:root[data-theme="dark"] .chat-page .login-card textarea::placeholder,
:root[data-theme="dark"] .chat-page .quick-message input::placeholder,
:root[data-theme="dark"] .chat-page .quick-message textarea::placeholder {
  color: #94a3b8 !important;
}
/* ===== Chat login readability overrides (higher contrast for light and dark) ===== */
.chat-page .login-card label {
  color: #111827 !important;  /* near-black for maximum readability (light) */
  font-weight: 700 !important;
}
.chat-page .login-card p {
  color: #1f2937 !important;  /* darker paragraph text (light) */
}
/* Light placeholders (default + explicit light toggle) */
.chat-page .login-card input::placeholder,
.chat-page .login-card textarea::placeholder {
  color: #4b5563 !important;  /* slate-600 for stronger contrast */
  opacity: 1 !important;      /* ensure browsers don't dim it */
}
:root[data-theme="light"] .chat-page .login-card input::placeholder,
:root[data-theme="light"] .chat-page .login-card textarea::placeholder {
  color: #4b5563 !important;
  opacity: 1 !important;
}
:root[data-theme="light"] .chat-page .login-card p {
  color: #1f2937 !important;
}

/* System dark preference */
@media (prefers-color-scheme: dark) {
  .chat-page .login-card label { color: #ffffff !important; }  /* pure white for clarity */
  .chat-page .login-card p { color: #f1f5f9 !important; }      /* very light text */
  .chat-page .login-card input::placeholder,
  .chat-page .login-card textarea::placeholder {
    color: #e2e8f0 !important;  /* slate-200 for readable placeholder */
    opacity: 1 !important;
  }
}

/* Manual dark toggle overrides */
:root[data-theme="dark"] .chat-page .login-card label { color: #ffffff !important; }
:root[data-theme="dark"] .chat-page .login-card p { color: #f1f5f9 !important; }
:root[data-theme="dark"] .chat-page .login-card input::placeholder,
:root[data-theme="dark"] .chat-page .login-card textarea::placeholder {
  color: #e2e8f0 !important;
  opacity: 1 !important;
}
/* ===== FINAL: Chat login legibility enforcers (highest precedence) ===== */
:root[data-theme="light"] .login-container.chat-page .login-card label,
:root[data-theme="light"] .login-container.chat-page .quick-message label {
  color: #0b1220 !important; /* deeper than #111827 for stronger visual weight */
  font-weight: 700 !important;
  font-size: 1rem !important;
}
:root[data-theme="dark"] .login-container.chat-page .login-card label,
:root[data-theme="dark"] .login-container.chat-page .quick-message label {
  color: #ffffff !important; /* pure white for maximum contrast */
  font-weight: 700 !important;
  font-size: 1rem !important;
}

/* Helper/description text inside chat card */
:root[data-theme="light"] .login-container.chat-page .login-card p,
:root[data-theme="light"] .login-container.chat-page .quick-message p {
  color: #1f2937 !important;
}
:root[data-theme="dark"] .login-container.chat-page .login-card p,
:root[data-theme="dark"] .login-container.chat-page .quick-message p {
  color: #f1f5f9 !important;
}

/* Placeholder contrast (inputs + textarea) */
:root[data-theme="light"] .login-container.chat-page input::placeholder,
:root[data-theme="light"] .login-container.chat-page textarea::placeholder {
  color: #374151 !important; /* darker placeholder for readability */
  opacity: 1 !important;
}
:root[data-theme="dark"] .login-container.chat-page input::placeholder,
:root[data-theme="dark"] .login-container.chat-page textarea::placeholder {
  color: #e2e8f0 !important; /* very light placeholder */
  opacity: 1 !important;
}
/* ===== Chat legibility overrides v2 (placed last for highest precedence) ===== */
:root[data-theme="light"] .login-container.chat-page .login-card h2,
:root[data-theme="light"] .login-container.chat-page .quick-message h2 {
  color: #0b1220 !important; /* stronger than #1f2937 on very light surfaces */
}

:root[data-theme="dark"] .login-container.chat-page .login-card h2,
:root[data-theme="dark"] .login-container.chat-page .quick-message h2 {
  color: #ffffff !important; /* pure white headings in dark */
}

/* Labels: heavier weight and larger size for readability */
:root[data-theme="light"] .login-container.chat-page .login-card label,
:root[data-theme="light"] .login-container.chat-page .quick-message label {
  color: #0b1220 !important;
  font-weight: 700 !important;
  font-size: 1.0625rem !important; /* ~17px */
  letter-spacing: 0 !important;
  opacity: 1 !important;
}

:root[data-theme="dark"] .login-container.chat-page .login-card label,
:root[data-theme="dark"] .login-container.chat-page .quick-message label {
  color: #ffffff !important;
  font-weight: 700 !important;
  font-size: 1.0625rem !important;
  letter-spacing: 0 !important;
  opacity: 1 !important;
}

/* Helper/description text inside chat card */
:root[data-theme="light"] .login-container.chat-page .login-card p,
:root[data-theme="light"] .login-container.chat-page .quick-message p {
  color: #1f2937 !important; /* darker body text in light */
  opacity: 1 !important;
}
:root[data-theme="dark"] .login-container.chat-page .login-card p,
:root[data-theme="dark"] .login-container.chat-page .quick-message p {
  color: #f1f5f9 !important; /* very light body text in dark */
  opacity: 1 !important;
}

/* Placeholders: ensure visible in both themes */
:root[data-theme="light"] .login-container.chat-page input::placeholder,
:root[data-theme="light"] .login-container.chat-page textarea::placeholder {
  color: #374151 !important; /* slate-700-ish for clear visibility */
  opacity: 1 !important;
  font-weight: 500 !important;
}
:root[data-theme="dark"] .login-container.chat-page input::placeholder,
:root[data-theme="dark"] .login-container.chat-page textarea::placeholder {
  color: #e2e8f0 !important; /* slate-200 for strong contrast on dark fields */
  opacity: 1 !important;
  font-weight: 500 !important;
}
/* ===== Fix: Dark theme desktop cards were forced light by @media (min-width: 900px) block ===== */
/* Ensure chat page cards stay dark on desktop when theme is dark (manual toggle) */
@media (min-width: 900px) {
  :root[data-theme="dark"] .login-container.chat-page .login-card,
  :root[data-theme="dark"] .login-container.chat-page .quick-message {
    background: #111827 !important;
    border-color: #334155 !important;
  }
}
/* Ensure chat page cards stay dark on desktop when following system dark preference */
@media (min-width: 900px) and (prefers-color-scheme: dark) {
  .login-container.chat-page .login-card,
  .login-container.chat-page .quick-message {
    background: #111827 !important;
    border-color: #334155 !important;
  }
}
/* ===== Chat page desktop LIGHT theme: enforce light card surface and border ===== */
@media (min-width: 900px) {
  :root[data-theme="light"] .login-container.chat-page .login-card,
  :root[data-theme="light"] .login-container.chat-page .quick-message {
    background: var(--surface-muted) !important;
    border: 1px solid var(--border) !important;
    border-radius: 12px !important;
    box-shadow: var(--shadow-sm) !important;
    padding: 24px !important;
  }
}
/* =========================
   Chat status line: accessible "Logout" link
   - High-contrast colors in light and dark
   - Underline on hover and focus-visible; visible focus ring
   - Narrow scope to chat card only
   ========================= */

.chat-page .login-card p a[href*="logout"],
.login-container.chat-page .login-card p a[href*="logout"] {
  color: #b91c1c; /* dark red for sufficient contrast on light surface */
  font-weight: 600;
  text-decoration: none;
  text-underline-offset: 2px;
  text-decoration-thickness: 2px;
  border-radius: 4px; /* for visible focus outline without sharp corners */
}

.chat-page .login-card p a[href*="logout"]:visited,
.login-container.chat-page .login-card p a[href*="logout"]:visited {
  color: #b91c1c;
}

.chat-page .login-card p a[href*="logout"]:hover,
.login-container.chat-page .login-card p a[href*="logout"]:hover {
  color: #991b1b; /* slightly darker on hover for cue */
  text-decoration: underline;
}

.chat-page .login-card p a[href*="logout"]:active,
.login-container.chat-page .login-card p a[href*="logout"]:active {
  color: #7f1d1d; /* pressed state */
}

.chat-page .login-card p a[href*="logout"]:focus-visible,
.login-container.chat-page .login-card p a[href*="logout"]:focus-visible {
  outline: 3px solid #93c5fd; /* accessible blue focus ring (matches site) */
  outline-offset: 2px;
  text-decoration: underline;
}

/* Dark theme (system preference) */
@media (prefers-color-scheme: dark) {
  .chat-page .login-card p a[href*="logout"],
  .login-container.chat-page .login-card p a[href*="logout"] {
    color: #fca5a5; /* light red on dark background */
  }
  .chat-page .login-card p a[href*="logout"]:hover,
  .login-container.chat-page .login-card p a[href*="logout"]:hover {
    color: #fecaca;
  }
  .chat-page .login-card p a[href*="logout"]:active,
  .login-container.chat-page .login-card p a[href*="logout"]:active {
    color: #f87171;
  }
}

/* Dark theme (manual toggle) */
:root[data-theme="dark"] .chat-page .login-card p a[href*="logout"],
:root[data-theme="dark"] .login-container.chat-page .login-card p a[href*="logout"] {
  color: #fca5a5;
}
:root[data-theme="dark"] .chat-page .login-card p a[href*="logout"]:hover,
:root[data-theme="dark"] .login-container.chat-page .login-card p a[href*="logout"]:hover {
  color: #fecaca;
}
:root[data-theme="dark"] .chat-page .login-card p a[href*="logout"]:active,
:root[data-theme="dark"] .login-container.chat-page .login-card p a[href*="logout"]:active {
  color: #f87171;
}

/* =========================
   Polished action links: Quick Email + Live Chat
   - Distinct gradients, hover/active states, accessible focus rings
   - Appended at end to safely override base .login-button styles
   ========================= */

/* Ensure visited anchors keep intended color */
.quick-email .login-button:visited,
.chat .login-button:visited {
  color: #fff;
}

/* Quick Email (accent/orange) */
.quick-email .login-button {
  background-image: linear-gradient(135deg, #f59e0b 0%, #f97316 100%);
  color: #fff;
  border: 1px solid rgba(0,0,0,0.05);
  box-shadow:
    0 6px 18px rgba(245,158,11,0.35),
    inset 0 1px 0 rgba(255,255,255,0.15);
  text-shadow: 0 1px 0 rgba(0,0,0,0.15);
  background-size: 100% 100%;
}

.quick-email .login-button:hover {
  background-image: linear-gradient(135deg, #fbbf24 0%, #ea580c 100%);
  transform: translateY(-2px);
  box-shadow:
    0 10px 24px rgba(245,158,11,0.45),
    inset 0 1px 0 rgba(255,255,255,0.20);
}

.quick-email .login-button:active {
  transform: translateY(0) scale(0.99);
  box-shadow:
    0 4px 12px rgba(245,158,11,0.35),
    inset 0 1px 0 rgba(255,255,255,0.12);
}

.quick-email .login-button:focus-visible {
  /* Keep global blue ring + add subtle accent glow for visual affinity */
  box-shadow:
    0 0 0 4px rgba(147,197,253,.35),
    0 0 0 6px rgba(245,158,11,.28);
}

/* Live Chat (complementary blue/purple) */
.chat .login-button {
  background-image: linear-gradient(135deg, #4f46e5 0%, #6d28d9 100%);
  color: #fff;
  border: 1px solid rgba(0,0,0,0.05);
  box-shadow:
    0 6px 18px rgba(79,70,229,0.35),
    inset 0 1px 0 rgba(255,255,255,0.15);
  text-shadow: 0 1px 0 rgba(0,0,0,0.15);
  background-size: 100% 100%;
}

.chat .login-button:hover {
  background-image: linear-gradient(135deg, #6366f1 0%, #7c3aed 100%);
  transform: translateY(-2px);
  box-shadow:
    0 10px 24px rgba(79,70,229,0.45),
    inset 0 1px 0 rgba(255,255,255,0.20);
}

.chat .login-button:active {
  transform: translateY(0) scale(0.99);
  box-shadow:
    0 4px 12px rgba(79,70,229,0.35),
    inset 0 1px 0 rgba(255,255,255,0.12);
}

.chat .login-button:focus-visible {
  /* Keep global blue ring + add subtle brand glow */
  box-shadow:
    0 0 0 4px rgba(147,197,253,.35),
    0 0 0 6px rgba(99,102,241,.30);
}

/* Dark theme refinements (system preference) */
@media (prefers-color-scheme: dark) {
  .quick-email .login-button {
    border-color: rgba(255,255,255,0.08);
    text-shadow: none;
    box-shadow:
      0 6px 18px rgba(245,158,11,0.30),
      inset 0 1px 0 rgba(255,255,255,0.08);
  }
  .quick-email .login-button:hover {
    box-shadow:
      0 10px 24px rgba(245,158,11,0.38),
      inset 0 1px 0 rgba(255,255,255,0.10);
  }

  .chat .login-button {
    border-color: rgba(255,255,255,0.08);
    text-shadow: none;
    box-shadow:
      0 6px 18px rgba(99,102,241,0.30),
      inset 0 1px 0 rgba(255,255,255,0.06);
  }
  .chat .login-button:hover {
    box-shadow:
      0 10px 24px rgba(99,102,241,0.38),
      inset 0 1px 0 rgba(255,255,255,0.10);
  }
}

/* Dark theme refinements (manual toggle) */
:root[data-theme="dark"] .quick-email .login-button {
  border-color: rgba(255,255,255,0.08);
  text-shadow: none;
  box-shadow:
    0 6px 18px rgba(245,158,11,0.30),
    inset 0 1px 0 rgba(255,255,255,0.08);
}
:root[data-theme="dark"] .quick-email .login-button:hover {
  box-shadow:
    0 10px 24px rgba(245,158,11,0.38),
    inset 0 1px 0 rgba(255,255,255,0.10);
}

:root[data-theme="dark"] .chat .login-button {
  border-color: rgba(255,255,255,0.08);
  text-shadow: none;
  box-shadow:
    0 6px 18px rgba(99,102,241,0.30),
    inset 0 1px 0 rgba(255,255,255,0.06);
}
:root[data-theme="dark"] .chat .login-button:hover {
  box-shadow:
    0 10px 24px rgba(99,102,241,0.38),
    inset 0 1px 0 rgba(255,255,255,0.10);
}

/* Mobile dark mode fix for chat card contrast */
@media (max-width: 640px) {
  :root[data-theme="dark"] .login-container.chat-page {
    background: #0b1220 !important;
  }
  :root[data-theme="dark"] .login-container.chat-page .login-card {
    background: #111827 !important;
    border-color: #334155 !important;
  }
}
/* Mobile dark mode fix for page background on chat page */
@media (max-width: 640px) {
  :root[data-theme="dark"] .login-container.chat-page {
    padding-top: 6px !important;
  }
  :root[data-theme="dark"] .login-container.chat-page header {
    margin-top: 0 !important;
  }
}
:root[data-theme="dark"] .login-container.chat-page header {
  margin-top: 2px !important;
}
@media (max-width: 640px) {
  :root[data-theme="dark"] body,
  :root[data-theme="dark"] .login-container {
    background: #0b1220 !important;
  }
  :root[data-theme="dark"] .login-card,
  :root[data-theme="dark"] .quick-message {
    background: #111827 !important;
    border: 1px solid #334155 !important;
  }
}

@media (hover: none) and (pointer: coarse) {
  :root[data-theme="dark"] .login-card,
  :root[data-theme="dark"] .quick-message {
    background: #111827 !important;
    border: 1px solid #334155 !important;
  }
}