/* Betty — Kitchen Bits retail intelligence UI
   Self-contained, phone-first, light theme only. No external resources. */

:root {
  --navy: #1F3864;
  --navy-dark: #16274A;
  --navy-tint: #E9EEF6;
  --copper: #B5793A;
  --copper-dark: #96622E;
  --bg: #F7F5F1;
  --card: #FFFFFF;
  --border: #E1DCD3;
  --border-strong: #C9C2B4;
  --text: #23201B;
  --text-muted: #6B6459;
  --danger-bg: #FBE7E7;
  --danger-border: #E3A7A7;
  --danger-text: #7A1414;
  --success-bg: #E7F3E9;
  --success-border: #A9D2B0;
  --success-text: #1E6B32;
  --shadow: 0 1px 2px rgba(31, 56, 100, 0.06), 0 4px 14px rgba(31, 56, 100, 0.07);
  --radius: 14px;
  --radius-sm: 10px;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-serif: Georgia, "Times New Roman", Times, serif;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.45;
  display: flex;
  flex-direction: column;
  max-width: 760px;
  margin: 0 auto;
  background: var(--bg);
  color: var(--text);
}

a { color: var(--copper-dark); }

/* -------------------------------------------------------------------- */
/* Brand / wordmark                                                     */
/* -------------------------------------------------------------------- */

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-mark {
  width: 30px;
  height: 30px;
  flex: 0 0 auto;
  color: var(--navy);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-name {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--navy);
}

.brand-sub {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* -------------------------------------------------------------------- */
/* Chat header                                                          */
/* -------------------------------------------------------------------- */

.chat-header {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--card);
}

.chat-header-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--text-muted);
  text-align: right;
}

.role-badge {
  text-transform: uppercase;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--navy-tint);
  color: var(--navy);
}

/* -------------------------------------------------------------------- */
/* Chat messages                                                        */
/* -------------------------------------------------------------------- */

.messages {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.bubble {
  max-width: 85%;
  padding: 11px 15px;
  border-radius: 18px;
  white-space: pre-wrap;
  word-wrap: break-word;
  font-size: 1rem;
}

.bubble strong { font-weight: 700; }

.bubble-user {
  align-self: flex-end;
  background: var(--navy);
  color: #fff;
  border-bottom-right-radius: 5px;
  box-shadow: var(--shadow);
}

.bubble-assistant {
  align-self: flex-start;
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--border);
  border-bottom-left-radius: 5px;
  box-shadow: var(--shadow);
}

.bubble-error {
  align-self: flex-start;
  background: var(--danger-bg);
  color: var(--danger-text);
  border: 1px solid var(--danger-border);
}

.thinking {
  padding: 2px 20px 10px;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-style: italic;
  display: flex;
  align-items: center;
  gap: 2px;
}

.thinking::after {
  content: "\2026";
  display: inline-block;
  animation: betty-pulse 1.2s ease-in-out infinite;
}

@keyframes betty-pulse {
  0%, 100% { opacity: 0.25; }
  50% { opacity: 1; }
}

/* -------------------------------------------------------------------- */
/* Chat input bar                                                       */
/* -------------------------------------------------------------------- */

.chat-input-bar {
  position: sticky;
  bottom: 0;
  z-index: 2;
  display: flex;
  gap: 10px;
  align-items: flex-end;
  padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
  background: linear-gradient(var(--bg), var(--bg) 60%, transparent);
}

.chat-input-bar-inner {
  display: flex;
  gap: 8px;
  align-items: flex-end;
  flex: 1 1 auto;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 6px 6px 6px 16px;
  box-shadow: var(--shadow);
}

#chat-input {
  flex: 1 1 auto;
  font-size: 16px;
  font-family: inherit;
  color: var(--text);
  padding: 8px 4px;
  border: none;
  background: transparent;
  resize: none;
  max-height: 120px;
}

#chat-input:focus {
  outline: none;
}

#chat-input::placeholder {
  color: var(--text-muted);
}

#chat-send {
  font-size: 0.95rem;
  font-weight: 600;
  padding: 10px 18px;
  border: none;
  border-radius: 16px;
  background: var(--navy);
  color: #fff;
  flex: 0 0 auto;
  cursor: pointer;
}

#chat-send:hover:not(:disabled) {
  background: var(--navy-dark);
}

#chat-send:focus-visible,
button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: 2px;
}

#chat-send:disabled {
  opacity: 0.5;
  cursor: default;
}

/* -------------------------------------------------------------------- */
/* Generic page shell (login / brief / review) */
/* -------------------------------------------------------------------- */

.page {
  display: block;
  padding: 28px 18px 64px;
}

.page-header {
  margin-bottom: 22px;
}

.page-header h1 {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--navy);
  margin: 14px 0 2px;
}

.page-lede {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin: 0 0 22px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 18px 20px;
  margin-bottom: 18px;
}

.divider {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin: 26px 0;
}

.divider::before,
.divider::after {
  content: "";
  flex: 1 1 auto;
  height: 1px;
  background: var(--border-strong);
}

.field-label {
  display: block;
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 6px;
  color: var(--text);
}

input[type="email"],
input[type="password"],
input[type="tel"] {
  width: 100%;
  box-sizing: border-box;
  font-size: 1rem;
  padding: 12px 14px;
  margin-bottom: 14px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
}

input[type="email"]:focus,
input[type="password"]:focus,
input[type="tel"]:focus {
  outline: none;
  border-color: var(--copper);
  box-shadow: 0 0 0 3px rgba(181, 121, 58, 0.18);
}

.btn-block {
  display: block;
  width: 100%;
  font-size: 1rem;
  font-weight: 600;
  padding: 13px;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--navy);
  color: #fff;
  cursor: pointer;
}

.btn-block:hover { background: var(--navy-dark); }

/* -------------------------------------------------------------------- */
/* Login page                                                           */
/* -------------------------------------------------------------------- */

.login-shell {
  min-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 18px 48px;
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 30px 26px 28px;
}

.login-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
  margin-bottom: 26px;
}

.login-brand .brand-mark {
  width: 40px;
  height: 40px;
}

.login-brand .brand-name { font-size: 1.7rem; }
.login-brand .brand-sub { font-size: 0.68rem; }

.login-section h2 {
  font-size: 0.95rem;
  margin: 0 0 14px;
  color: var(--text);
}

/* -------------------------------------------------------------------- */
/* Brief / review pages                                                 */
/* -------------------------------------------------------------------- */

.brief-meta {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 18px;
}

.brief-body {
  margin-bottom: 24px;
}

.brief-body p { margin: 0 0 10px; }

.brief-body table,
.proposal table {
  display: block;
  overflow-x: auto;
  border-collapse: collapse;
  margin: 10px 0;
  width: 100%;
  max-width: 100%;
  font-size: 0.9rem;
  border: 1px solid var(--border);
  border-radius: 8px;
}

.brief-body td, .brief-body th {
  padding: 8px 10px;
  border: 1px solid var(--border);
  text-align: left;
  white-space: nowrap;
}

.brief-body th {
  background: var(--navy);
  color: #fff;
  font-weight: 600;
}

.brief-body tr:nth-child(even) td {
  background: var(--navy-tint);
}

.section-title {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--navy);
  margin: 6px 0 14px;
}

.finding {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 14px 16px 16px;
  margin-bottom: 14px;
}

.finding-type {
  text-transform: uppercase;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--copper-dark);
}

.finding-scope {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.finding-scope strong {
  color: var(--navy);
  font-size: 1.05rem;
  background: var(--navy-tint);
  padding: 1px 8px;
  border-radius: 6px;
  font-family: var(--font-serif);
}

.finding-headline {
  margin: 8px 0 12px;
  line-height: 1.4;
}

.finding-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.finding-buttons form { margin: 0; }

.finding-buttons button {
  font-size: 0.82rem;
  font-weight: 600;
  padding: 9px 12px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: var(--bg);
  color: var(--text);
  cursor: pointer;
}

.finding-buttons button.btn-correct {
  background: var(--success-bg);
  border-color: var(--success-border);
  color: var(--success-text);
}

.finding-buttons button.btn-wrong {
  background: var(--danger-bg);
  border-color: var(--danger-border);
  color: var(--danger-text);
}

.saved-note {
  color: var(--success-text);
  font-size: 0.85rem;
  margin-top: 8px;
  font-weight: 600;
}

.proposal {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 14px 16px 16px;
  margin-bottom: 14px;
}

.proposal-scope {
  font-weight: 700;
  color: var(--navy);
}

.proposal-verdict {
  text-transform: uppercase;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--copper-dark);
  margin-top: 2px;
}

.proposal-note { margin: 8px 0 12px; }

.proposal-buttons { display: flex; gap: 8px; }
.proposal-buttons form { margin: 0; }

.proposal-buttons button {
  font-size: 0.85rem;
  font-weight: 600;
  padding: 9px 14px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: var(--bg);
  color: var(--text);
  cursor: pointer;
}

.review-error {
  background: var(--danger-bg);
  color: var(--danger-text);
  border: 1px solid var(--danger-border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  margin-bottom: 18px;
}

/* --- password login additions --- */
.link-form { margin-top: 10px; text-align: center; }
.btn-link {
  background: none; border: none; padding: 4px;
  color: #B5793A; font-size: 0.85rem; text-decoration: underline;
  cursor: pointer; font-family: inherit;
}
.muted { color: #6b7280; font-size: 0.9rem; margin: 4px 0 12px; }
.form-error {
  background: #fdecec; color: #8a1f1f; border: 1px solid #eec3c3;
  border-radius: 8px; padding: 8px 12px; font-size: 0.9rem; margin: 8px 0;
}