/* ============================================================
   LaunchLab Design System — single-file reference
   Это самодостаточный референс. Скопируй :root-переменные и
   нужные блоки в свой проект — этого достаточно для повторения
   визуального языка приложения (web, desktop-first, адаптивный).
   ============================================================ */

/* ===========================================================
   1. TOKENS — Design Variables
   =========================================================== */
:root {
  /* — Surfaces & text — */
  --bg: #F7F8FB;
  --surface: #FFFFFF;
  --surface-2: #F1F3F8;
  --border: #E6E9F0;
  --border-strong: #D5DAE4;

  --text: #1A2236;        /* основной текст; контраст с --surface ~14:1 */
  --text-2: #4A5578;      /* вторичный (подписи, hint); контраст ~7:1 */
  --text-3: #6C7592;      /* третичный (метаданные); контраст ~4.5:1 — WCAG AA */
  --text-muted: #8A92A8;  /* плейсхолдер/выключенный; контраст ~3:1 — WCAG AA Large */

  /* — Sidebar (тёмная панель навигации) — */
  --sidebar-bg: #1E2A4A;
  --sidebar-bg-2: #18213A;
  --sidebar-text: #B8C0D9;
  --sidebar-text-active: #FFFFFF;
  --sidebar-hover: #28345A;

  /* — Brand & accent — */
  --accent: #14B8A6;       /* основной teal */
  --accent-soft: #CCFBF1;
  --accent-text: #0F766E;
  --accent-2: #3B82F6;     /* дополнительный синий */

  /* — Semantic / status. soft = фон, text = читаемый цвет на soft. — */
  --success:      #10B981;
  --success-soft: #D1FAE5;
  --success-text: #065F46;
  --warning:      #F59E0B;
  --warning-soft: #FEF3C7;
  --warning-text: #92540C;
  --danger:       #EF4444;
  --danger-soft:  #FEE2E2;
  --danger-text:  #B91C1C;
  --info:         var(--accent-2);  /* следует за темой */

  /* — Type tags (карточные категории) — */
  --type-email:        #14B8A6; --type-email-bg:    #CCFBF1; --type-email-text:    #0D6B63;
  --type-announce:     #8B5CF6; --type-announce-bg: #EDE4FE; --type-announce-text: #5B3BA8;
  --type-note:         #F59E0B; --type-note-bg:     #FEF3C7; --type-note-text:     #92540C;
  --type-landing:      #EC4899; --type-landing-bg:  #FCE7F3; --type-landing-text:  #9D1D5C;

  /* — Stage colours (цикл запуска: прогрев / продажи / закрытие) — */
  --stage-warmup: #3B82F6;
  --stage-sales:  #14B8A6;
  --stage-close:  #F59E0B;

  /* — Shadows — */
  --shadow-sm:   0 1px 2px rgba(26, 34, 54, .04);
  --shadow-md:   0 2px 8px rgba(26, 34, 54, .06), 0 1px 2px rgba(26, 34, 54, .04);
  --shadow-lg:   0 10px 30px rgba(26, 34, 54, .08), 0 4px 8px rgba(26, 34, 54, .04);
  --shadow-drag: 0 16px 40px rgba(20, 184, 166, .22), 0 4px 12px rgba(26, 34, 54, .08);

  /* — Overlay (фон модалок) — */
  --overlay-bg: rgba(15, 23, 42, .42);

  /* — Radii — */
  --radius-sm: 6px;
  --radius:    10px;
  --radius-lg: 14px;
  --radius-xl: 20px;

  /* — Spacing scale (опционально, можно использовать в JS-проектах) — */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;

  /* — Layout — */
  --sidebar-w: 236px;
  --sidebar-w-collapsed: 64px;
  --topbar-h: 64px;

  /* — Motion — */
  --ease: cubic-bezier(.4, .2, .2, 1);
  --t-fast: .12s ease;
  --t-base: .22s var(--ease);
}

/* — Прогрессивное улучшение: акцентно-окрашенный shadow-drag через color-mix
     для современных браузеров. Старые остаются на rgba-fallback из :root. — */
@supports (color: color-mix(in srgb, red 1%, blue)) {
  :root {
    --shadow-drag: 0 16px 40px color-mix(in srgb, var(--accent) 22%, transparent), 0 4px 12px rgba(26, 34, 54, .08);
  }
}

/* ===========================================================
   2. BASE
   =========================================================== */
* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 14px;
  line-height: 1.45;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-x: none;
}
a { color: var(--accent-text); text-decoration: none; }
a:hover { text-decoration: underline; }
code {
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  font-size: .875em;
  background: var(--surface-2);
  padding: 1px 6px;
  border-radius: 4px;
  color: var(--text);
}
hr { border: 0; border-top: 1px solid var(--border); margin: 24px 0; }

/* ===========================================================
   3. APP SHELL — Sidebar + Topbar + Main
   =========================================================== */
.app {
  min-height: 100vh;
  padding-left: var(--sidebar-w);
  transition: padding-left var(--t-base);
}
.app.sidebar-collapsed { padding-left: var(--sidebar-w-collapsed); }

/* — Sidebar — */
.sidebar {
  background: var(--sidebar-bg);
  color: var(--sidebar-text);
  display: flex;
  flex-direction: column;
  position: fixed;
  left: 0; top: 0;
  width: var(--sidebar-w);
  height: 100vh;
  overflow-y: auto;
  overflow-x: hidden;
  transition: width var(--t-base);
  z-index: 15;
}
.sidebar.collapsed { width: var(--sidebar-w-collapsed); }

/* Кнопка-кружок на границе сайдбара. Position: fixed (а не absolute) —
   важно: внутри .sidebar есть overflow-x: hidden, который обрезает выступающую
   кнопку. Привязка к --sidebar-w / --sidebar-w-collapsed переключает позицию. */
.sidebar-toggle {
  position: fixed;
  top: 26px;
  left: calc(var(--sidebar-w) - 11px);
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-2);
  cursor: pointer;
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-sm);
  z-index: 20;
  transition: left var(--t-base), color var(--t-fast), border-color var(--t-fast), box-shadow var(--t-fast);
  padding: 0;
}
/* Класс свернутости вешается на body (.app-collapsed) — он гарантированно
   доступен .sidebar-toggle, который лежит вне .sidebar (важно: .sidebar
   имеет overflow-x: hidden и обрезал бы выступающую кнопку). */
body.app-collapsed .sidebar-toggle { left: calc(var(--sidebar-w-collapsed) - 11px); }
body.app-collapsed .sidebar-toggle svg { transform: rotate(180deg); }
.sidebar-toggle:hover { color: var(--text); border-color: var(--border-strong); box-shadow: var(--shadow-md); }
.sidebar-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.sidebar-toggle svg { transition: transform var(--t-base); }

.sidebar-brand {
  padding: 20px 22px 22px;
  display: flex; align-items: center; gap: 10px;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.brand-mark {
  width: 30px; height: 30px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center;
  color: white; font-weight: 700; font-size: 14px;
  letter-spacing: -.02em;
  box-shadow: 0 4px 10px color-mix(in srgb, var(--accent) 30%, transparent);
  flex-shrink: 0;
}
.brand-name { font-weight: 600; font-size: 15px; color: white; letter-spacing: -.01em; }
.brand-sub { font-size: 11px; color: var(--sidebar-text); opacity: .6; letter-spacing: .04em; text-transform: uppercase; }
.sidebar.collapsed .sidebar-brand { padding: 18px 0; justify-content: center; gap: 0; }
.sidebar.collapsed .brand-name,
.sidebar.collapsed .brand-sub,
.sidebar.collapsed .sidebar-brand > div:last-child { display: none; }

.sidebar-section-label {
  padding: 18px 22px 8px;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  opacity: .5;
}
.sidebar.collapsed .sidebar-section-label { display: none; }

.nav-item {
  padding: 10px 22px;
  display: flex; align-items: center; gap: 12px;
  cursor: pointer;
  color: var(--sidebar-text);
  font-size: 13.5px;
  font-family: inherit;
  transition: background var(--t-fast), color var(--t-fast);
  position: relative;
  /* nav-item — это <a> или <button>, нужны сбросы для button и a */
  background: transparent;
  border: none;
  width: 100%;
  text-align: left;
  text-decoration: none;
}
.nav-item:hover { background: var(--sidebar-hover); color: var(--sidebar-text-active); }
.nav-item:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.nav-item.active { background: var(--sidebar-hover); color: var(--sidebar-text-active); font-weight: 500; }
.nav-item.active::before {
  content: ""; position: absolute; left: 0; top: 6px; bottom: 6px; width: 3px;
  background: var(--accent); border-radius: 0 3px 3px 0;
}
.nav-item svg { width: 18px; height: 18px; flex-shrink: 0; }
.nav-item .nav-badge {
  margin-left: auto;
  background: var(--accent); color: white;
  font-size: 10.5px; font-weight: 600;
  padding: 2px 7px; border-radius: 10px; line-height: 1.4;
}
.sidebar.collapsed .nav-item {
  padding: 10px 0; justify-content: center; gap: 0;
}
.sidebar.collapsed .nav-item > span:not(.nav-badge) { display: none; }
.sidebar.collapsed .nav-item .nav-badge {
  position: absolute; top: 2px; right: 10px; margin: 0;
  min-width: 16px; height: 16px; padding: 0 4px; font-size: 9.5px;
  line-height: 16px; border: 1.5px solid var(--sidebar-bg); border-radius: 9px;
}

.sidebar-foot {
  margin-top: auto;
  padding: 16px 22px;
  border-top: 1px solid rgba(255,255,255,.06);
  display: flex; align-items: center; gap: 10px;
  font-size: 12.5px;
}
.sidebar.collapsed .sidebar-foot { padding: 16px 0; justify-content: center; }
.sidebar.collapsed .foot-meta { display: none; }
.user-avatar {
  width: 30px; height: 30px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: white; font-weight: 600; font-size: 12px;
  display: grid; place-items: center; flex-shrink: 0;
}
.foot-meta-name { color: white; font-weight: 500; line-height: 1.25; }
.foot-meta-role { font-size: 11px; opacity: .6; }

/* — Main column — */
.main {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* — Topbar — */
.topbar {
  height: var(--topbar-h);
  display: flex; align-items: center;
  padding: 0 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
  gap: 16px;
}
.topbar-title { font-size: 16px; font-weight: 600; color: var(--text); }
.topbar-spacer { flex: 1; }
.topbar-chip {
  padding: 6px 12px;
  background: var(--accent-soft);
  color: var(--accent-text);
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 500;
}

.content { padding: 32px 40px; max-width: 1200px; }
@media (max-width: 768px) { .content { padding: 20px 16px; } }

/* ===========================================================
   4. TYPOGRAPHY
   =========================================================== */
.h1 { font-size: 28px; font-weight: 700; letter-spacing: -.02em; margin: 0 0 16px; color: var(--text); }
.h2 { font-size: 22px; font-weight: 600; letter-spacing: -.01em; margin: 32px 0 16px; color: var(--text); }
.h3 { font-size: 16px; font-weight: 600; margin: 24px 0 12px; color: var(--text); }
.muted { color: var(--text-2); }
.small { font-size: 12.5px; color: var(--text-3); }
.caption { font-size: 11px; color: var(--text-3); text-transform: uppercase; letter-spacing: .08em; }

/* ===========================================================
   5. BUTTONS
   =========================================================== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 16px;
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 500;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  transition: background var(--t-fast), border-color var(--t-fast), color var(--t-fast), transform var(--t-fast);
}
.btn:hover { background: var(--surface-2); border-color: var(--border-strong); }
.btn:active { transform: translateY(1px); }
.btn:disabled, .btn[disabled] { opacity: .5; cursor: not-allowed; }
.btn-sm { padding: 6px 11px; font-size: 12.5px; gap: 6px; border-radius: var(--radius-sm); }
.btn-lg { padding: 11px 20px; font-size: 14.5px; }

.btn-primary {
  background: var(--accent);
  color: white;
  border-color: transparent;
  box-shadow: 0 1px 2px color-mix(in srgb, var(--accent) 20%, transparent);
}
.btn-primary:hover { filter: brightness(1.05); background: var(--accent); border-color: transparent; }
.btn-primary:disabled, .btn-primary[disabled] { background: var(--text-muted); box-shadow: none; opacity: 1; }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.btn-ghost {
  background: transparent;
  border-color: transparent;
  color: var(--text-2);
}
.btn-ghost:hover { background: var(--surface-2); color: var(--text); border-color: transparent; }

.btn-danger {
  background: var(--danger);
  color: white;
  border-color: transparent;
}
.btn-danger:hover { background: var(--danger); filter: brightness(.92); border-color: transparent; }

.btn-icon {
  width: 32px; height: 32px;
  padding: 0;
  display: grid; place-items: center;
  border-radius: var(--radius-sm);
}

/* ===========================================================
   6. FORM CONTROLS
   =========================================================== */
.field { display: block; margin-bottom: 14px; }
.label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-2);
  margin-bottom: 6px;
}
.input, .textarea, .select {
  width: 100%;
  font-family: inherit;
  font-size: 14px;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.input:hover, .textarea:hover, .select:hover { border-color: var(--border-strong); }
.input:focus, .textarea:focus, .select:focus {
  outline: none;
  border-color: var(--accent);
  /* Fallback: статичный teal-ring для браузеров без color-mix.
     Прогрессивно усиливается до тематического кольца через @supports ниже. */
  box-shadow: 0 0 0 3px rgba(20, 184, 166, .22);
}
@supports (color: color-mix(in srgb, red 1%, blue)) {
  .input:focus, .textarea:focus, .select:focus {
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent);
  }
}
.input::placeholder, .textarea::placeholder { color: var(--text-muted); }
.textarea { min-height: 80px; resize: vertical; line-height: 1.5; }
.select { appearance: none; padding-right: 32px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%234A5578' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center;
}
.hint { font-size: 11.5px; color: var(--text-3); margin-top: 4px; }
.field.error .input,
.field.error .textarea,
.field.error .select { border-color: var(--danger); box-shadow: 0 0 0 3px rgba(239, 68, 68, .15); }
@supports (color: color-mix(in srgb, red 1%, blue)) {
  .field.error .input,
  .field.error .textarea,
  .field.error .select { box-shadow: 0 0 0 3px color-mix(in srgb, var(--danger) 15%, transparent); }
}
.field.error .hint { color: var(--danger-text); }

/* — Checkbox — */
.checkbox { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; user-select: none; font-size: 13.5px; }
.checkbox input { appearance: none; width: 16px; height: 16px; border: 1.5px solid var(--border-strong);
  border-radius: 4px; background: var(--surface); cursor: pointer;
  transition: background var(--t-fast), border-color var(--t-fast); position: relative; }
.checkbox input:checked { background: var(--accent); border-color: var(--accent); }
.checkbox input:checked::after { content: ""; position: absolute; left: 4px; top: 1px; width: 4px; height: 8px;
  border: solid white; border-width: 0 2px 2px 0; transform: rotate(45deg); }
.checkbox input:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* — Switch — */
.switch { position: relative; display: inline-block; width: 36px; height: 20px; flex-shrink: 0; }
.switch input { opacity: 0; width: 0; height: 0; }
.switch .slider { position: absolute; inset: 0; background: var(--border-strong); border-radius: 999px;
  transition: background var(--t-fast); cursor: pointer; }
.switch .slider::before { content: ""; position: absolute; left: 2px; top: 2px; width: 16px; height: 16px;
  background: white; border-radius: 50%; transition: transform var(--t-fast); box-shadow: var(--shadow-sm); }
.switch input:checked + .slider { background: var(--accent); }
.switch input:checked + .slider::before { transform: translateX(16px); }
.switch input:focus-visible + .slider { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ===========================================================
   7. BADGES, CHIPS, PILLS
   =========================================================== */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  background: var(--surface-2);
  color: var(--text-2);
  letter-spacing: .01em;
}
.badge-accent { background: var(--accent-soft); color: var(--accent-text); }
.badge-warning { background: var(--warning-soft); color: var(--warning-text); }
.badge-danger  { background: var(--danger-soft);  color: var(--danger-text); }
.badge-success { background: var(--success-soft); color: var(--success-text); }
.badge-dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; display: inline-block; }

.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 10px;
  background: var(--surface-2);
  border-radius: 999px;
  font-size: 12.5px;
  font-family: inherit;
  color: var(--text-2);
  cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast), border-color var(--t-fast);
  border: 1px solid transparent;
}
.chip:hover { background: var(--border); color: var(--text); }
.chip:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.chip.active { background: var(--accent-soft); color: var(--accent-text); border-color: var(--accent); font-weight: 500; }
@supports (color: color-mix(in srgb, red 1%, blue)) {
  .chip.active { border-color: color-mix(in srgb, var(--accent) 30%, transparent); }
}

/* — Type chips (категории карточек) — */
.type-chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: .01em;
}
.type-chip-email    { background: var(--type-email-bg);    color: var(--type-email-text); }
.type-chip-announce { background: var(--type-announce-bg); color: var(--type-announce-text); }
.type-chip-note     { background: var(--type-note-bg);     color: var(--type-note-text); }
.type-chip-landing  { background: var(--type-landing-bg);  color: var(--type-landing-text); }

/* ===========================================================
   8. CARDS (kanban-like + plain content)
   =========================================================== */
.card-plain {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}
.card-plain.elevated { box-shadow: var(--shadow-md); }
.card-plain h4 { margin: 0 0 8px; font-size: 15px; font-weight: 600; color: var(--text); }
.card-plain p { margin: 0; color: var(--text-2); }

/* — Kanban / task card — */
.task-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  box-shadow: var(--shadow-sm);
  cursor: grab;
  position: relative;
  transition: transform var(--t-fast), box-shadow var(--t-fast), border-color var(--t-fast);
  width: 280px;
}
.task-card:hover { box-shadow: var(--shadow-md); border-color: var(--border-strong); transform: translateY(-1px); }
.task-card.dragging { transform: rotate(-1deg); box-shadow: var(--shadow-drag); cursor: grabbing; }
.task-card::before {
  content: ""; position: absolute; left: 0; top: 12px; bottom: 12px;
  width: 3px; background: var(--accent); border-radius: 0 3px 3px 0;
}
.task-card.tone-warmup::before { background: var(--stage-warmup); }
.task-card.tone-sales::before  { background: var(--stage-sales); }
.task-card.tone-close::before  { background: var(--stage-close); }

.task-card-head { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.task-card-time { font-size: 11.5px; color: var(--text-3); font-variant-numeric: tabular-nums; margin-left: auto; }
.task-card-title { font-size: 13.5px; font-weight: 500; color: var(--text); margin: 4px 0 6px; line-height: 1.4; }
.task-card-preview { font-size: 12px; color: var(--text-2); line-height: 1.45; max-height: 36px; overflow: hidden; }
.task-card-foot { display: flex; align-items: center; gap: 6px; margin-top: 10px; font-size: 11.5px; color: var(--text-3); }
.status-dot { width: 6px; height: 6px; border-radius: 50%; display: inline-block; }
.status-dot.s-todo { background: var(--text-muted); }
.status-dot.s-doing { background: var(--info); }
.status-dot.s-done { background: var(--success); }

/* — Column (kanban) — */
.column {
  width: 320px; flex-shrink: 0;
  background: var(--surface-2);
  border-radius: var(--radius-lg);
  padding: 14px;
  display: flex; flex-direction: column; gap: 10px;
  max-height: 600px;
}
.column-head { display: flex; align-items: center; gap: 8px; padding: 0 4px 4px; }
.column-title { font-size: 13.5px; font-weight: 600; color: var(--text); }
.column-count { background: var(--surface); border: 1px solid var(--border); border-radius: 999px;
  padding: 1px 7px; font-size: 11px; color: var(--text-2); margin-left: auto; }

/* ===========================================================
   9. MODALS
   =========================================================== */
.modal-backdrop {
  position: fixed; inset: 0;
  background: var(--overlay-bg);
  display: none;  /* по умолчанию скрыт */
  place-items: center;
  padding: 24px; z-index: 100;
}
/* Открытое состояние — управляется классом .open (см. JS). */
.modal-backdrop.open {
  display: grid;
  animation: fadeIn .18s ease;
}
.modal-backdrop.open .modal { animation: popIn .22s var(--ease); }
/* Защита: даже если родительский CSS reset переопределит [hidden] без !important,
   .modal-backdrop с атрибутом hidden гарантированно скрыт. */
.modal-backdrop[hidden] { display: none !important; }
@keyframes fadeIn { from { opacity: 0 } to { opacity: 1 } }
.modal {
  background: var(--surface);
  border-radius: var(--radius-lg);
  width: 560px;
  max-width: 100%;
  max-height: 90vh;
  display: flex; flex-direction: column;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.modal.modal-narrow { width: 460px; }
@keyframes popIn { from { opacity: 0; transform: scale(.96) translateY(8px) } to { opacity: 1; transform: scale(1) translateY(0) } }
.modal-head {
  padding: 18px 22px;
  display: flex; align-items: center; gap: 12px;
  border-bottom: 1px solid var(--border);
}
.modal-head h2 { margin: 0; font-size: 16px; font-weight: 600; color: var(--text); }
.modal-close {
  width: 32px; height: 32px;
  border-radius: 8px;
  border: none;
  background: transparent;
  color: var(--text-2);
  cursor: pointer;
  display: grid; place-items: center;
  margin-left: auto;
  transition: background var(--t-fast), color var(--t-fast);
}
.modal-close:hover { background: var(--surface-2); color: var(--text); }
.modal-body { padding: 22px; overflow-y: auto; flex: 1; }
.modal-foot {
  padding: 14px 22px;
  border-top: 1px solid var(--border);
  background: var(--surface);
  display: flex; align-items: center; gap: 10px;
}
.modal-foot .spacer { flex: 1; }

/* ===========================================================
   10. DROPDOWN MENU
   =========================================================== */
.dropdown { position: relative; display: inline-block; }
.dropdown-menu {
  position: absolute; top: calc(100% + 6px); left: 0;
  min-width: 180px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 6px;
  z-index: 50;
  display: none;  /* по умолчанию скрыт; открывается через .open (см. JS) */
}
.dropdown-menu.open { display: block; animation: popIn .14s var(--ease); }
.dropdown-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 13.5px;
  color: var(--text);
  background: transparent;
  border: none;
  width: 100%;
  text-align: left;
  font-family: inherit;
  transition: background var(--t-fast);
}
.dropdown-item:hover { background: var(--surface-2); }
.dropdown-item:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.dropdown-item.danger { color: var(--danger); }
.dropdown-item.danger:hover { background: color-mix(in srgb, var(--danger) 8%, var(--surface)); }
.dropdown-divider { height: 1px; background: var(--border); margin: 4px 0; }

/* ===========================================================
   11. TOAST / ALERT
   =========================================================== */
.toast {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 12px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  min-width: 280px;
  max-width: 380px;
}
.toast-success { border-left-color: var(--success); }
.toast-warning { border-left-color: var(--warning); }
.toast-danger  { border-left-color: var(--danger); }
.toast-icon {
  width: 28px; height: 28px; flex-shrink: 0;
  border-radius: 50%; display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent-text);
  font-weight: 700;
}
.toast-success .toast-icon { background: var(--success-soft); color: var(--success-text); }
.toast-warning .toast-icon { background: var(--warning-soft); color: var(--warning-text); }
.toast-danger  .toast-icon { background: var(--danger-soft);  color: var(--danger-text); }
.toast b { display: block; font-size: 13px; font-weight: 600; }
.toast span { font-size: 11.5px; color: var(--text-2); display: block; }

/* — Inline alert (для форм / страниц) — */
.alert {
  padding: 12px 14px;
  border-radius: var(--radius);
  background: var(--accent-soft);
  color: var(--accent-text);
  font-size: 13px;
  border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent);
  display: flex; align-items: flex-start; gap: 10px;
}
.alert-success { background: var(--success-soft); color: var(--success-text); border-color: color-mix(in srgb, var(--success) 30%, transparent); }
.alert-warning { background: var(--warning-soft); color: var(--warning-text); border-color: color-mix(in srgb, var(--warning) 35%, transparent); }
.alert-danger  { background: var(--danger-soft);  color: var(--danger-text);  border-color: color-mix(in srgb, var(--danger) 35%, transparent); }

/* ===========================================================
   12. TABS
   =========================================================== */
.tabs {
  display: flex; gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}
.tab {
  padding: 9px 14px;
  font-size: 13.5px;
  font-family: inherit;
  color: var(--text-2);
  cursor: pointer;
  border: none;
  background: transparent;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color var(--t-fast), border-color var(--t-fast);
}
.tab:hover { color: var(--text); }
.tab:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; border-radius: var(--radius-sm); }
.tab.active { color: var(--accent-text); border-bottom-color: var(--accent); font-weight: 500; }

/* ===========================================================
   13. LAYOUT UTILITIES
   =========================================================== */
.row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.row.gap-lg { gap: 20px; }
.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

.section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin: 16px 0 32px;
}

.swatch {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface);
}
.swatch-preview { height: 70px; }
.swatch-meta {
  padding: 10px 12px;
  display: flex; align-items: baseline; justify-content: space-between;
  font-size: 12px;
  border-top: 1px solid var(--border);
}
.swatch-meta b { font-weight: 600; color: var(--text); }
.swatch-meta code { font-size: 10.5px; background: transparent; padding: 0; color: var(--text-3); }

.shadow-demo {
  height: 60px;
  background: var(--surface);
  border-radius: var(--radius);
  display: grid; place-items: center;
  font-size: 12px; color: var(--text-2);
}
.radius-demo {
  width: 90px; height: 60px;
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  display: grid; place-items: center;
  font-size: 12px; color: var(--accent-text); font-weight: 500;
}

/* — Mobile bottom-sheet (паттерн для попапов на узком экране) — */
.bottom-sheet {
  position: fixed; left: 0; right: 0; bottom: 0;
  background: var(--surface);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  padding: 20px 18px 28px;
  box-shadow: 0 -10px 30px rgba(0,0,0,.12);
  max-height: 70vh;
  overflow-y: auto;
}
.bottom-sheet::before {
  content: ""; display: block; margin: 0 auto 14px;
  width: 36px; height: 4px; border-radius: 2px;
  background: var(--border-strong);
}
/* Preview-вариант для дизайн-системы: спокойно ложится в поток,
   без position: fixed и без направленной вверх тени. */
.bottom-sheet--preview {
  position: static;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  border-bottom: none;
  max-height: none;
}

/* — Mobile burger (видна только на ≤768) — */
.mobile-burger {
  display: none;
  width: 36px; height: 36px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-2);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 0;
  align-items: center; justify-content: center;
}
.mobile-burger:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* — Mobile backdrop при открытом сайдбаре — */
.mobile-overlay {
  display: none;
  position: fixed; inset: 0; z-index: 14;
  background: var(--overlay-bg);
}
.mobile-overlay.open { display: block; }

/* — Mobile breakpoints — */
@media (max-width: 768px) {
  .app { padding-left: 0; }
  .sidebar { transform: translateX(-100%); transition: transform var(--t-base); z-index: 16; }
  .sidebar.mobile-open { transform: translateX(0); }
  .sidebar-toggle { display: none; }
  .topbar { padding: 0 16px; }
  .mobile-burger { display: inline-flex; }
  .modal-backdrop { padding: 0; align-items: flex-end; }
  .modal { width: 100%; max-width: 100%; border-radius: var(--radius-xl) var(--radius-xl) 0 0; max-height: 92vh; }
  .task-card, .column { width: 100%; max-width: calc(100vw - 32px); }
}