:root {
  --color-primary: #D62828;
  --color-primary-hover: #B52121;
  --color-accent: #F77F00;

  --bg-page: #F1F5F9;
  --bg-card: #FFFFFF;
  --bg-nav: #FFFFFF;
  --bg-input: #FFFFFF;
  --bg-button-secondary: #F1F5F9;
  --text-primary: #1E293B;
  --text-secondary: #64748B;
  --text-muted: #94A3B8;
  --text-on-primary: #FFFFFF;
  --border: #E2E8F0;
  --border-focus: var(--color-primary);
  --shadow-card: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --reaction-bg: #F1F5F9;
  --reaction-bg-active: #FEE2E2;
  --reaction-border-active: var(--color-primary);
}

[data-theme="dark"] {
  --bg-page: #0F172A;
  --bg-card: #1E293B;
  --bg-nav: #1E293B;
  --bg-input: #334155;
  --bg-button-secondary: #334155;
  --text-primary: #F1F5F9;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --text-on-primary: #FFFFFF;
  --border: #334155;
  --border-focus: var(--color-accent);
  --shadow-card: 0 1px 3px rgba(0,0,0,0.3);
  --reaction-bg: #334155;
  --reaction-bg-active: #7F1D1D;
  --reaction-border-active: var(--color-accent);
}

*, *::before, *::after { box-sizing: border-box; }

body {
  background-color: var(--bg-page);
  color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  transition: background-color 0.2s ease, color 0.2s ease;
  margin: 0;
}

a { color: inherit; text-decoration: none; }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow-card);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: var(--text-on-primary);
  border: none;
  border-radius: 8px;
  padding: 10px 20px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s;
  font-size: 14px;
}
.btn-primary:hover { background: var(--color-primary-hover); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-button-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 20px;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.15s;
}
.btn-secondary:hover { opacity: 0.8; }

input, textarea, select {
  background: var(--bg-input);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  width: 100%;
  transition: border-color 0.15s;
  font-size: 15px;
}
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--border-focus);
}

label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.form-group { margin-bottom: 16px; }

.errorlist {
  list-style: none;
  padding: 0;
  margin: 4px 0 0;
  color: var(--color-primary);
  font-size: 13px;
}

/* Реакции */
.reaction-strip { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.reaction-btn {
  display: inline-flex; align-items: center; gap: 4px;
  background: var(--reaction-bg);
  border: 1.5px solid transparent;
  border-radius: 20px;
  padding: 4px 10px;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.15s;
  user-select: none;
}
.reaction-btn:hover { border-color: var(--border); }
.reaction-btn.active {
  background: var(--reaction-bg-active);
  border-color: var(--reaction-border-active);
}
.reaction-btn .count { font-size: 12px; color: var(--text-secondary); }

/* Навбар */
.navbar {
  background: var(--bg-nav);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 100;
}

/* Плашка обрабатывается */
.media-processing {
  background: var(--bg-button-secondary);
  border: 1px dashed var(--border);
  border-radius: 8px;
  padding: 20px;
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
}

/* Сообщения Django */
.alert {
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 12px;
  font-size: 14px;
}
.alert-success { background: #DCFCE7; color: #166534; border: 1px solid #BBF7D0; }
.alert-error { background: #FEE2E2; color: #991B1B; border: 1px solid #FECACA; }
.alert-warning { background: #FEF9C3; color: #854D0E; border: 1px solid #FEF08A; }
.alert-info { background: #DBEAFE; color: #1E40AF; border: 1px solid #BFDBFE; }

[data-theme="dark"] .alert-success { background: #14532D; color: #86EFAC; border-color: #166534; }
[data-theme="dark"] .alert-error { background: #7F1D1D; color: #FCA5A5; border-color: #991B1B; }

/* Чат */
.chat-bubble {
  max-width: 80%;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 14px;
  line-height: 1.5;
}
.chat-bubble.mine {
  background: var(--color-primary);
  color: #fff;
  border-bottom-right-radius: 4px;
  margin-left: auto;
}
.chat-bubble.theirs {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-bottom-left-radius: 4px;
}

/* Медиасетка */
.media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 6px;
  margin-top: 10px;
}
.media-grid img {
  width: 100%;
  border-radius: 8px;
  object-fit: cover;
  aspect-ratio: 1;
  cursor: pointer;
}
.media-grid video {
  width: 100%;
  max-height: 240px;
  object-fit: contain;
  background: #000;
  border-radius: 8px;
  display: block;
}
.media-grid:has(video) {
  grid-template-columns: 1fr;
}

/* Лайтбокс */
.lightbox {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.9);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000;
}
.lightbox img { max-width: 95vw; max-height: 95vh; border-radius: 8px; }
.lightbox-close {
  position: absolute; top: 16px; right: 20px;
  font-size: 32px; color: #fff; cursor: pointer; line-height: 1;
}

/* Статус-бейдж */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
}
.badge-new { background: #DBEAFE; color: #1E40AF; }
.badge-in_progress { background: #FEF9C3; color: #854D0E; }
.badge-done { background: #DCFCE7; color: #166534; }

/* Баннер подтверждения email */
.email-banner {
  background: #FEF9C3;
  border-bottom: 1px solid #FEF08A;
  padding: 10px 16px;
  text-align: center;
  font-size: 13px;
  color: #854D0E;
}
[data-theme="dark"] .email-banner {
  background: #422006;
  border-color: #78350F;
  color: #FDE68A;
}