* { box-sizing: border-box; }

/* Своя тема, не зависящая от Telegram.WebApp.themeParams (см. telegram-ui.js:
   initTheme/setTheme) — на некоторых клиентах эти параметры оказались
   ненадёжными, из-за чего текст сливался с фоном. */
:root {
  --bg: #ffffff;
  --text: #0f0f0f;
  --hint: #6b6b6b;
  --card-bg: #f1f1f3;
  --button-bg: #2ea6ff;
  --button-text: #ffffff;
  --border: rgba(0, 0, 0, 0.08);
  --danger: #e53935;
}

:root[data-theme="dark"] {
  --bg: #121212;
  --text: #f2f2f2;
  --hint: #9a9a9a;
  --card-bg: #1e1e20;
  --button-bg: #2ea6ff;
  --button-text: #ffffff;
  --border: rgba(255, 255, 255, 0.08);
  --danger: #ff6b64;
}

body {
  margin: 0;
  padding: 16px;
  padding-top: calc(16px + env(safe-area-inset-top));
  padding-bottom: calc(16px + env(safe-area-inset-bottom));
  padding-left: calc(16px + env(safe-area-inset-left));
  padding-right: calc(16px + env(safe-area-inset-right));
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
}

.hidden { display: none !important; }

#login-screen, #app-screen {
  max-width: 480px;
  margin: 0 auto;
}

#password-form {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 16px;
}

input, button {
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  font-size: 16px;
  background: var(--bg);
  color: var(--text);
}

button {
  background: var(--button-bg);
  color: var(--button-text);
  border: none;
  cursor: pointer;
}

.error {
  color: var(--danger);
}

.placeholder {
  color: var(--hint);
}

.hint {
  color: var(--hint);
  font-size: 14px;
  margin-top: -8px;
}

.nav-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 16px;
}

.nav-item {
  text-align: left;
  background: var(--card-bg);
  color: var(--text);
  font-size: 16px;
  padding: 14px 16px;
}

.theme-toggle-row {
  display: flex;
  justify-content: center;
  margin-top: 24px;
}

.theme-toggle {
  background: var(--card-bg);
  color: var(--hint);
  font-size: 13px;
  padding: 8px 16px;
  border-radius: 20px;
}

.card {
  background: var(--card-bg);
  border-radius: 10px;
  padding: 4px 14px;
  margin: 8px 0 16px;
}

.card .row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}

.card .row:last-child {
  border-bottom: none;
}

.card .row span:first-child {
  color: var(--hint);
}

.card .row span:last-child {
  text-align: right;
}

.log-box {
  background: var(--card-bg);
  border-radius: 10px;
  padding: 12px;
  font-size: 11px;
  line-height: 1.4;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-all;
  max-height: 70vh;
  overflow-y: auto;
}

.unread-summary {
  color: var(--danger);
  font-weight: 600;
}

/* Табы-фильтры (Сделки/Сообщения/Статистика) */
.tabs {
  display: flex;
  gap: 6px;
  margin: 8px 0 16px;
}

.tab {
  flex: 1;
  font-size: 13px;
  padding: 10px 6px;
  background: var(--card-bg);
  color: var(--hint);
}

.tab.active {
  background: var(--button-bg);
  color: var(--button-text);
}

/* Карточки сделок */
.deal-card {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  text-align: left;
  background: var(--card-bg);
  border-radius: 10px;
  padding: 10px;
  margin-bottom: 8px;
  cursor: pointer;
}

.deal-thumb {
  width: 64px;
  height: 64px;
  border-radius: 8px;
  object-fit: cover;
  flex-shrink: 0;
  background: rgba(128, 128, 128, 0.15);
}

.deal-thumb-empty {
  background: rgba(128, 128, 128, 0.2);
}

.deal-info {
  flex: 1;
  min-width: 0;
  color: var(--text);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.deal-name {
  font-size: 16px;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.deal-price {
  font-size: 14px;
  font-weight: 600;
  flex-shrink: 0;
}

.deal-buyer-link {
  color: var(--hint);
  text-decoration: underline;
}

.deal-detail-img {
  width: 100%;
  max-height: 220px;
  object-fit: cover;
  border-radius: 10px;
  margin-bottom: 12px;
}

.load-more {
  width: 100%;
  margin-top: 4px;
}

.action-btn {
  width: 100%;
  margin-top: 8px;
}

.action-btn.danger {
  background: var(--danger);
  color: #fff;
}

.form-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px;
}

.form-card label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 13px;
  color: var(--hint);
}

.form-card input {
  font-size: 15px;
}

/* Список чатов */
.chat-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  text-align: left;
  background: var(--card-bg);
  border-radius: 10px;
  padding: 10px;
  margin-bottom: 8px;
}

.chat-avatar {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  object-fit: cover;
  flex-shrink: 0;
}

.chat-avatar-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(128, 128, 128, 0.2);
  border-radius: 10px;
}

.chat-info {
  flex: 1;
  min-width: 0;
  color: var(--text);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.chat-item-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.chat-name {
  font-size: 16px;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.chat-time {
  font-size: 12px;
  color: var(--hint);
  flex-shrink: 0;
}

.chat-item-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.chat-preview {
  flex: 1;
  min-width: 0;
  font-size: 14px;
  color: var(--hint);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.badge {
  background: var(--danger);
  color: #fff;
  border-radius: 10px;
  padding: 1px 7px;
  font-size: 11px;
  font-weight: normal;
}

/* Переписка */
.chat-messages {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 60vh;
  overflow-y: auto;
  padding: 4px 0;
  margin-bottom: 8px;
}

.msg-bubble {
  max-width: 80%;
  padding: 8px 12px;
  border-radius: 12px;
  font-size: 14px;
  word-break: break-word;
}

.msg-mine {
  align-self: flex-end;
  background: var(--button-bg);
  color: var(--button-text);
}

.msg-theirs {
  align-self: flex-start;
  background: var(--card-bg);
  color: var(--text);
}

.msg-system {
  align-self: center;
  color: var(--hint);
  font-size: 12px;
  text-align: center;
}

.msg-time {
  font-size: 10px;
  opacity: 0.7;
  margin-top: 3px;
  text-align: right;
}

.msg-image {
  max-width: 100%;
  border-radius: 8px;
  display: block;
  margin-bottom: 4px;
}

.chat-input-row {
  display: flex;
  gap: 8px;
  position: sticky;
  bottom: 0;
  background: var(--bg);
  padding-top: 4px;
}

.chat-input-row input {
  flex: 1;
}

.chat-input-row button {
  width: 48px;
  flex-shrink: 0;
}