/* =============================================
   public/style.css — Минималистичный светлый дизайн
   ============================================= */

/* --- Переменные --- */
:root {
  --bg: #f7f7f8;
  --surface: #ffffff;
  --border: #e5e5e5;
  --text: #1a1a1a;
  --text-dim: #999;
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --primary-light: #eef2ff;
  --danger: #dc2626;
  --danger-hover: #b91c1c;
  --danger-light: #fef2f2;
  --success: #16a34a;
  --radius: 10px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
}

/* --- Reset --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* --- Шапка --- */
.header {
  background: var(--surface);
  padding: 2rem 1rem 1.5rem;
  text-align: center;
  border-bottom: 1px solid var(--border);
}
.header h1 {
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 0.2rem;
}
.subtitle {
  color: var(--text-dim);
  font-size: 0.88rem;
  font-weight: 400;
}
.mode-badge {
  display: inline-block;
  margin-top: 0.5rem;
  padding: 0.2rem 0.6rem;
  font-size: 0.72rem;
  border-radius: 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text-dim);
}

/* --- Контейнер --- */
.container {
  max-width: 560px;
  margin: 0 auto;
  padding: 1.25rem 1rem 3rem;
}

/* --- Карточка формы --- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow-sm);
}
.form-card h2 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text);
}

/* --- Форма --- */
.form-row {
  margin-bottom: 1rem;
}
.form-row label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.3rem;
  font-size: 0.85rem;
  color: var(--text);
}
.form-row input[type="text"],
.form-row input[type="password"],
.form-row textarea {
  width: 100%;
  padding: 0.6rem 0.8rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
  transition: border-color 0.15s;
  resize: vertical;
}
.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}
.char-counter {
  display: block;
  text-align: right;
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 0.15rem;
}
.char-counter.warn { color: #d97706; }
.char-counter.danger { color: var(--danger); }
.hint {
  display: block;
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 0.25rem;
}

/* --- Выбор настроения --- */
.mood-picker {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-top: 0.2rem;
}
.mood-btn {
  font-size: 1.5rem;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  cursor: pointer;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.mood-btn:hover {
  border-color: #ccc;
  background: var(--bg);
}
.mood-btn.selected {
  border-color: var(--primary);
  background: var(--primary-light);
  transform: scale(1.08);
}

/* --- Кнопки --- */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.65rem 1.5rem;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.15s;
  width: 100%;
}
.btn-primary:hover { background: var(--primary-hover); }
.btn-primary:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.btn-secondary {
  padding: 0.5rem 1.2rem;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.85rem;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.15s;
}
.btn-secondary:hover { background: var(--bg); }
.btn-danger {
  padding: 0.5rem 1.2rem;
  background: var(--danger);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.15s;
}
.btn-danger:hover { background: var(--danger-hover); }

/* --- Фильтры --- */
.filters {
  display: flex;
  gap: 0.3rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}
.filter-btn {
  padding: 0.35rem 0.75rem;
  background: var(--surface);
  color: var(--text-dim);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 0.8rem;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}
.filter-btn:hover { border-color: #ccc; color: var(--text); }
.filter-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* --- Лента сообщений --- */
.feed {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

/* --- Сообщение --- */
.message-card {
  display: flex;
  gap: 0.8rem;
  padding: 0.9rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  animation: fadeInSlide 0.35s ease-out;
}
.message-card:hover {
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

@keyframes fadeInSlide {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Аватар */
.avatar {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 1rem;
  color: #fff;
  text-transform: uppercase;
  user-select: none;
}

/* Тело сообщения */
.message-body { flex: 1; min-width: 0; }
.message-header {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 0.15rem;
}
.message-name {
  font-weight: 600;
  font-size: 0.88rem;
}
.message-mood { font-size: 1rem; }
.message-time {
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-left: auto;
}
.message-text {
  font-size: 0.88rem;
  color: #333;
  word-break: break-word;
  line-height: 1.5;
  margin-bottom: 0.25rem;
}
.message-actions {
  display: flex;
  justify-content: flex-end;
}
.btn-delete {
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-size: 0.73rem;
  cursor: pointer;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-family: inherit;
  transition: color 0.15s, background 0.15s;
}
.btn-delete:hover {
  color: var(--danger);
  background: var(--danger-light);
}

/* --- Пустое состояние --- */
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-dim);
}
.empty-state p:first-child {
  font-size: 1rem;
  margin-bottom: 0.2rem;
}

/* --- Лоадер --- */
.loader {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 1.5rem;
  color: var(--text-dim);
  font-size: 0.85rem;
}
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* --- Модальные окна --- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}
.modal-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}
.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  max-width: 360px;
  width: 90%;
  box-shadow: 0 8px 30px rgba(0,0,0,0.12);
  transform: scale(0.95);
  transition: transform 0.2s;
}
.modal-overlay.visible .modal { transform: scale(1); }
.modal h3 {
  margin-bottom: 0.4rem;
  font-size: 1.05rem;
  font-weight: 600;
}
.modal p {
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-bottom: 0.6rem;
}
.modal input {
  width: 100%;
  padding: 0.6rem 0.8rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
  margin-bottom: 0.8rem;
}
.modal input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}
.modal-actions {
  display: flex;
  gap: 0.5rem;
  justify-content: flex-end;
}
.modal-error {
  color: var(--danger) !important;
  font-size: 0.8rem !important;
  margin-top: 0.4rem;
  min-height: 1.1em;
}

/* --- Модалка секрета --- */
.modal-secret .secret-display {
  background: var(--bg);
  border: 1px dashed var(--primary);
  border-radius: 8px;
  padding: 0.7rem 0.8rem;
  font-family: 'SF Mono', 'Menlo', monospace;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--primary);
  text-align: center;
  letter-spacing: 1.5px;
  margin-bottom: 0.6rem;
  user-select: all;
  word-break: break-all;
}

/* --- Toast --- */
.toast-container {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.toast {
  padding: 0.6rem 1rem;
  border-radius: 8px;
  font-size: 0.82rem;
  color: #fff;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  animation: toastIn 0.25s ease-out;
  max-width: 280px;
}
.toast.success { background: var(--success); }
.toast.error { background: var(--danger); }
.toast.info { background: var(--primary); }
@keyframes toastIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* --- Адаптив --- */
@media (max-width: 480px) {
  .header h1 { font-size: 1.2rem; }
  .container { padding: 1rem 0.6rem 2rem; }
  .mood-btn { width: 40px; height: 40px; font-size: 1.3rem; }
  .avatar { width: 36px; height: 36px; font-size: 0.9rem; }
  .message-card { padding: 0.75rem; }
}