/* ============================================================================
 * ФАЙЛ: /var/www/gemini-app/public/style.css
 * ВЕРСИЯ: 1.3.0
 * ПОСЛЕДНЕЕ ОБНОВЛЕНИЕ: 2026-09-04 15:50:00 (UTC+4, Ижевск)
 * 
 * ИСТОРИЯ ИЗМЕНЕНИЙ (CHANGELOG):
 * ----------------------------------------------------------------------------
 * 2026-09-04 15:50 | v1.3.0 | Универсальная стилизация под мобильный WebView
 * 2026-09-04 15:45 | v1.2.1 | Стилизация мобильного вида, safe-area-inset и темная палитра
 * ============================================================================ */

* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }
:root {
  --bg-color: #121214; --surface-color: #1a1a1e; --primary-color: #2563eb;
  --primary-hover: #1d4ed8; --text-primary: #f3f4f6; --text-secondary: #9ca3af;
  --user-msg-bg: #27272a; --bot-msg-bg: #1e293b; --border-color: #2e2e36;
}
html, body {
  height: 100%; background-color: var(--bg-color); color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  overflow: hidden;
}
body {
  display: flex; flex-direction: column;
  padding-top: env(safe-area-inset-top); padding-bottom: env(safe-area-inset-bottom);
  padding-left: env(safe-area-inset-left); padding-right: env(safe-area-inset-right);
}
.app-header {
  height: 54px; background-color: var(--surface-color); border-bottom: 1px solid var(--border-color);
  display: flex; align-items: center; justify-content: space-between; padding: 0 10px; flex-shrink: 0; z-index: 10;
}
.header-left { display: flex; align-items: center; gap: 8px; flex: 1; }
.status-indicator {
  width: 8px; height: 8px; border-radius: 50%; background-color: #10b981;
  box-shadow: 0 0 6px rgba(16, 185, 129, 0.6); flex-shrink: 0;
}
.model-select {
  background-color: var(--bg-color); color: var(--text-primary); border: 1px solid var(--border-color);
  border-radius: 8px; padding: 6px 6px; font-size: 13px; font-weight: 500; outline: none; cursor: pointer; max-width: 175px;
}
.header-actions { display: flex; align-items: center; gap: 4px; flex-shrink: 0; }
.icon-button {
  background: none; border: none; color: var(--text-secondary); cursor: pointer; padding: 8px;
  display: flex; align-items: center; justify-content: center; border-radius: 6px; text-decoration: none;
  transition: color 0.2s, background-color 0.2s;
}
.icon-button.active { color: #60a5fa; background-color: rgba(96, 165, 250, 0.15); }
.icon-button:active { background-color: var(--border-color); color: var(--text-primary); }
.chat-container { flex: 1; overflow-y: auto; padding: 16px; display: flex; flex-direction: column; gap: 14px; scroll-behavior: smooth; }
.message { display: flex; flex-direction: column; max-width: 88%; }
.user-message { align-self: flex-end; }
.bot-message { align-self: flex-start; }
.system-message { align-self: center; max-width: 95%; }
.system-message .message-content { background: transparent; border: 1px dashed var(--border-color); color: var(--text-secondary); font-size: 13px; text-align: center; }
.message-content { padding: 12px 14px; border-radius: 14px; font-size: 15px; line-height: 1.45; word-wrap: break-word; white-space: pre-wrap; }
.waiting-pulse { color: #93c5fd; font-style: italic; animation: pulseOpacity 1.5s infinite ease-in-out; }
@keyframes pulseOpacity { 0% { opacity: 0.5; } 50% { opacity: 1; } 100% { opacity: 0.5; } }
.user-message .message-content { background-color: var(--user-msg-bg); border-bottom-right-radius: 2px; }
.bot-message .message-content { background-color: var(--bot-msg-bg); border-bottom-left-radius: 2px; }
.message-attachments { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 8px; }
.chat-thumb { max-width: 220px; max-height: 180px; border-radius: 8px; object-fit: cover; border: 1px solid var(--border-color); }
.chat-file-badge { display: inline-flex; align-items: center; gap: 6px; background-color: rgba(255, 255, 255, 0.08); border: 1px solid var(--border-color); border-radius: 6px; padding: 6px 10px; font-size: 12px; color: var(--text-primary); }
.app-footer { background-color: var(--surface-color); border-top: 1px solid var(--border-color); padding: 10px 14px; flex-shrink: 0; display: flex; flex-direction: column; gap: 8px; }
.attachments-bar { display: flex; flex-wrap: nowrap; overflow-x: auto; gap: 8px; padding-bottom: 4px; }
.attachment-chip { display: flex; align-items: center; gap: 6px; background-color: var(--bg-color); border: 1px solid var(--border-color); border-radius: 14px; padding: 4px 10px; font-size: 12px; white-space: nowrap; color: var(--text-primary); }
.attachment-chip .chip-remove { background: none; border: none; color: var(--text-secondary); font-weight: bold; cursor: pointer; padding-left: 4px; }
.chat-form { display: flex; align-items: flex-end; gap: 8px; }
.attach-btn { width: 40px; height: 40px; border-radius: 50%; flex-shrink: 0; }
.chat-input { flex: 1; background-color: var(--bg-color); border: 1px solid var(--border-color); border-radius: 18px; padding: 10px 14px; color: var(--text-primary); font-size: 15px; resize: none; max-height: 120px; outline: none; line-height: 1.4; font-family: inherit; }
.chat-input:focus { border-color: var(--primary-color); }
.send-button { background-color: var(--primary-color); color: #fff; border: none; width: 40px; height: 40px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; cursor: pointer; }
.send-button:disabled { background-color: var(--border-color); cursor: not-allowed; }