/* ===== Базовые ===== */
:root {
  --bg: #f4f7fa;
  --card: #ffffff;
  --text: #1e293b;
  --muted: #64748b;
  --border: #e2e8f0;
  --primary: #0d7d68;
  --primary-hover: #0a6455;
  --error: #c0392b;
  --success: #167c4a;
  --shadow: 0 4px 24px rgba(15, 45, 70, .08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}

/* ===== Авторизация ===== */
.auth-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.auth-card {
  width: 100%;
  max-width: 420px;
  background: var(--card);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 32px;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 4px;
}

.logo.small { font-size: 1.15rem; }

.tagline {
  text-align: center;
  color: var(--muted);
  font-size: .92rem;
  margin: 0 0 20px;
}

.tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
}

.tab {
  flex: 1;
  padding: 10px;
  border: none;
  background: none;
  font-size: .95rem;
  color: var(--muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
}

.tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  font-weight: 600;
}

.auth-form label {
  display: block;
  font-size: .88rem;
  color: var(--muted);
  margin-bottom: 14px;
}

.auth-form input {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 11px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 1rem;
  background: #fff;
  color: var(--text);
}

.auth-form input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(13, 125, 104, .12);
}

/* Требования к паролю */
.pw-rules {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: -6px 0 14px;
}

.pw-rules span {
  font-size: .74rem;
  padding: 3px 9px;
  border-radius: 20px;
  background: #eef2f6;
  color: var(--muted);
  transition: all .2s;
}

.pw-rules span.ok { background: #d9f2e6; color: var(--success); }

/* ===== Кнопки ===== */
.btn {
  display: inline-block;
  border: none;
  border-radius: 10px;
  padding: 12px 20px;
  font-size: 1rem;
  cursor: pointer;
  transition: background .15s;
}

.btn.primary {
  width: 100%;
  background: var(--primary);
  color: #fff;
  font-weight: 600;
}

.btn.primary:hover { background: var(--primary-hover); }
.btn.primary:disabled { opacity: .6; cursor: wait; }

.btn.ghost {
  background: none;
  border: 1px solid var(--border);
  color: var(--text);
}

.small-btn { padding: 7px 14px; font-size: .85rem; }

/* ===== Сообщения ===== */
.error { color: var(--error); font-size: .88rem; margin: 10px 0 0; }
.success { color: var(--success); font-size: .88rem; margin: 10px 0 0; }
.muted { color: var(--muted); font-size: .92rem; }
.hint-right { text-align: right; font-size: .85rem; margin: 8px 0 0; }
.hint-right a { color: var(--primary); }

.disclaimer {
  margin-top: 22px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  font-size: .78rem;
  color: var(--muted);
  text-align: center;
}

/* ===== Основное приложение ===== */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.topbar-right { display: flex; align-items: center; gap: 12px; }
.user-email { color: var(--muted); font-size: .88rem; }

.layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px;
}

@media (max-width: 760px) {
  .layout { grid-template-columns: 1fr; }
  .history-panel { order: 2; }
}

.history-panel {
  background: var(--card);
  border-radius: 14px;
  padding: 18px;
  box-shadow: var(--shadow);
  align-self: start;
}

.history-panel h3 { margin: 0 0 12px; font-size: 1rem; }

.history-list {
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: 60vh;
  overflow-y: auto;
}

.history-list li {
  padding: 10px 12px;
  border-radius: 10px;
  cursor: pointer;
  margin-bottom: 6px;
  border: 1px solid transparent;
}

.history-list li:hover { background: #f1f5f9; }
.history-list li.active { background: #e7f3f0; border-color: var(--primary); }

.history-list .h-date { font-size: .74rem; color: var(--muted); }
.history-list .h-preview {
  font-size: .85rem;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.consult-panel {
  background: var(--card);
  border-radius: 14px;
  padding: 26px;
  box-shadow: var(--shadow);
}

.consult-head h2 { margin: 0 0 6px; }
.consult-head p { margin: 0 0 18px; }

textarea {
  width: 100%;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  font-size: 1rem;
  font-family: inherit;
  resize: vertical;
}

textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(13, 125, 104, .12);
}

.form-actions { margin-top: 12px; }
.form-actions .btn { width: auto; }

.result {
  margin-top: 22px;
  background: #f8fafc;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 20px;
}

.result h3 { margin: 0 0 10px; font-size: 1.05rem; color: var(--primary); }

/* ===== Диалог внутри консультации ===== */
.thread {
  margin-top: 22px;
  background: #f8fafc;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 20px;
}

.thread-head h3 { margin: 0 0 12px; font-size: 1.05rem; color: var(--primary); }

.msg {
  border-radius: 12px;
  padding: 12px 16px;
  margin-bottom: 12px;
  max-width: 92%;
  font-size: .95rem;
}

.msg.user {
  background: #e7f3f0;
  border: 1px solid #c9e6df;
  margin-left: auto;
}

.msg.assistant {
  background: #fff;
  border: 1px solid var(--border);
}

.msg-label {
  font-size: .72rem;
  color: var(--muted);
  margin-bottom: 4px;
  font-weight: 600;
}

.msg-text { white-space: pre-wrap; }

.followup-form {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

.followup-form textarea { background: #fff; }

.followup-form .btn { width: auto; margin-top: 10px; }

.markdown-body h1, .markdown-body h2, .markdown-body h3,
.markdown-body h4 { font-size: .98rem; margin: 14px 0 6px; }
.markdown-body p { margin: 8px 0; }
.markdown-body ul, .markdown-body ol { margin: 8px 0; padding-left: 22px; }
.markdown-body li { margin: 4px 0; }
.markdown-body strong { color: var(--text); }
.markdown-body code {
  background: #eef2f6;
  padding: 2px 6px;
  border-radius: 6px;
  font-size: .88em;
}

.loading {
  margin-top: 22px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: .9rem;
}

/* display:flex выше перебирает стандартный [hidden], возвращаем скрытие */
.loading[hidden] { display: none; }

.spinner {
  width: 34px;
  height: 34px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ===== Анкета здоровья ===== */
.profile-wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 24px;
}

.profile-wrap h2 { margin-top: 0; }

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 4px 18px;
}

.profile-wrap label {
  display: block;
  font-size: .85rem;
  color: var(--muted);
  margin-bottom: 14px;
}

.profile-wrap label.full { grid-column: 1 / -1; }

.profile-wrap input,
.profile-wrap select {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: .95rem;
  background: #fff;
  color: var(--text);
}

.profile-wrap input:focus,
.profile-wrap select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(13, 125, 104, .12);
}

.profile-wrap .form-actions .btn { width: auto; }

.profile-hint {
  background: #fff8e6;
  border: 1px solid #f0dfae;
  color: #7a5c00;
  font-size: .88rem;
  border-radius: 10px;
  padding: 10px 14px;
  margin-bottom: 16px;
}

.profile-hint a { color: #7a5c00; font-weight: 600; }