/* ═══════════════════════════════════════════════════════════════
   Landing Builder — Light-first theme with dark mode
   ═══════════════════════════════════════════════════════════════ */

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

:root {
    --bg-primary: var(--bg);
    --bg-secondary: var(--surface);
    --bg-tertiary: var(--surface-2);
    --bg-card: color-mix(in srgb, var(--surface) 88%, transparent);
    --bg-card-hover: var(--surface);
    --bg-glass: color-mix(in srgb, var(--surface-2) 46%, transparent);
    --bg-input: color-mix(in srgb, var(--surface-2) 72%, transparent);

    --border-color: var(--border);
    --border-hover: color-mix(in srgb, var(--border) 72%, var(--text));
    --border-active: var(--focus-ring);

    --text-primary: var(--text);
    --text-secondary: var(--text-muted);

    --accent-hover: var(--primary-hover);
    --accent-glow: color-mix(in srgb, var(--primary) 16%, transparent);
    --accent-gradient: linear-gradient(135deg, var(--primary), var(--accent));

    --error: var(--danger);

    /* Typography */
    --font: var(--font-body);
    --font-mono: 'SF Mono', 'Fira Code', monospace;

    /* Spacing */
    --radius-sm: 8px;

    /* Shadows */
    --shadow-glow: 0 0 30px var(--accent-glow);

    /* Transitions */
    --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ─── Dark Theme ─────────────────────────────────────────────── */
[data-theme="dark"] {
    --bg-primary: var(--bg);
    --bg-secondary: var(--surface);
    --bg-tertiary: var(--surface-2);
    --bg-card: color-mix(in srgb, var(--surface) 86%, transparent);
    --bg-card-hover: var(--surface);
    --bg-glass: color-mix(in srgb, var(--surface-2) 42%, transparent);
    --bg-input: color-mix(in srgb, var(--surface-2) 76%, transparent);

    --border-color: var(--border);
    --border-hover: color-mix(in srgb, var(--border) 70%, var(--text));

    --text-primary: var(--text);
    --text-secondary: var(--text-muted);

    --accent-hover: var(--primary-hover);
    --accent-glow: color-mix(in srgb, var(--primary) 18%, transparent);
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Глобально: touch-action manipulation убирает 300ms delay + double-tap zoom
   на кнопках и интерактивных элементах. user-select:none на кнопках — чтобы
   long-press не вызывал iOS контекстное меню «Копировать/Поделиться». */
button,
.project-card,
.mobile-tabs__tab,
.resizer,
[role="button"] {
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}
button,
.mobile-tabs__tab,
.resizer {
    -webkit-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
}

body {
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    transition: background var(--transition-slow), color var(--transition-slow);
}

/* В редакторе блокируем скролл документа целиком — единственный надёжный
   способ на iOS Safari, чтобы хедер не уезжал под статус-бар при фокусе на
   textarea и чтобы rubber-band не двигал весь UI. Весь скролл — внутри
   .chat__messages (overscroll-behavior: contain). */
html:has(body.editor-page),
body.editor-page {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    overscroll-behavior: none;
}

/* Subtle background accents */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 0%, rgba(99, 102, 241, 0.04) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 100%, rgba(168, 85, 247, 0.03) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

[data-theme="dark"] body::before {
    background:
        radial-gradient(ellipse at 20% 0%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 100%, rgba(168, 85, 247, 0.06) 0%, transparent 50%);
}

.app, .editor-app { position: relative; z-index: 1; }

body.auth-pending .app,
body.auth-pending .editor-app,
body.auth-pending .auth-ui {
    opacity: 0;
    visibility: hidden;
}

/* ─── Scrollbar ──────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.12); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(0,0,0,0.2); }
[data-theme="dark"] ::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); }
[data-theme="dark"] ::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.2); }

/* ─── Header ─────────────────────────────────────────────────── */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(248, 249, 251, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 0 2rem;
    height: 64px;
    transition: background var(--transition-slow);
}
[data-theme="dark"] .header {
    background: rgba(8, 8, 13, 0.8);
}

.header__inner {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: 12px;
}

.header__logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header__logo-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-gradient);
    border-radius: var(--radius-sm);
    color: white;
}

.header__title {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.header__badge {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 4px 10px;
    background: var(--accent-glow);
    border: 1px solid var(--border-active);
    border-radius: 20px;
    color: var(--accent);
}

/* ─── Theme Toggle ───────────────────────────────────────────── */
.theme-toggle {
    position: fixed;
    top: max(14px, env(safe-area-inset-top));
    right: max(16px, env(safe-area-inset-right));
    z-index: 1300;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition);
    flex-shrink: 0;
}
.theme-toggle:hover,
.theme-toggle:focus-visible {
    border-color: var(--border);
    color: var(--text-primary);
    background: var(--surface);
    box-shadow: var(--focus-shadow);
}
/* Show sun in dark mode, moon in light mode */
.theme-toggle__sun { display: none; }
.theme-toggle__moon { display: block; }
[data-theme="dark"] .theme-toggle__sun { display: block; }
[data-theme="dark"] .theme-toggle__moon { display: none; }

/* ─── Main Content ───────────────────────────────────────────── */
.account-block {
    position: fixed;
    left: max(12px, env(safe-area-inset-left));
    bottom: max(12px, env(safe-area-inset-bottom));
    z-index: 1200;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 8px;
    width: min(300px, calc(100vw - 24px));
    min-height: 58px;
    padding: 8px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
}

.account-block__avatar {
    width: 30px;
    height: 30px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: var(--primary-soft);
    color: var(--primary);
    font-weight: 700;
    font-size: 0.76rem;
}

.account-block__text {
    min-width: 0;
}

.account-block__name {
    overflow: hidden;
    color: var(--text);
    font-size: 0.82rem;
    font-weight: 650;
    line-height: 1.2;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.account-block__email {
    overflow: hidden;
    color: var(--text-muted);
    font-size: 0.7rem;
    line-height: 1.2;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.account-block__logout {
    width: 30px;
    height: 30px;
    display: grid;
    place-items: center;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--surface-2);
    color: var(--text);
}

.account-block__logout:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.main {
    width: 100%;
    padding: 3rem 2rem;
}

.main__hero {
    text-align: center;
    margin-bottom: 3rem;
}

.main__heading {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.main__subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

/* ─── Buttons ────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.btn--primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: var(--shadow-glow);
}
.btn--primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 0 40px var(--accent-glow), var(--shadow-md);
}
.btn--primary:active { transform: translateY(0); }

.btn--ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}
.btn--ghost:hover {
    background: var(--bg-glass);
    color: var(--text-primary);
    border-color: var(--border-hover);
}

.btn--small {
    padding: 6px 14px;
    font-size: 0.8rem;
}

.btn--danger {
    background: transparent;
    color: var(--error);
    border: 1px solid rgba(239, 68, 68, 0.2);
}
.btn--danger:hover {
    background: rgba(239, 68, 68, 0.06);
    border-color: rgba(239, 68, 68, 0.4);
}

.btn--copied {
    border-color: var(--success) !important;
    color: var(--success) !important;
}

.btn--accent {
    background: var(--accent-gradient);
    color: white;
    border: none;
}
.btn--accent:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-1px);
}
.btn--accent:disabled {
    opacity: 0.6;
    cursor: wait;
    transform: none;
}

/* ─── Projects Grid ──────────────────────────────────────────── */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    cursor: pointer;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.project-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--accent-gradient);
    opacity: 0;
    transition: opacity var(--transition);
    z-index: 0;
}

.project-card:hover {
    border-color: var(--border-active);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.project-card:hover::before { opacity: 0.03; }

.project-card__content { position: relative; z-index: 1; }

.project-card__icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-glow);
    border-radius: var(--radius);
    color: var(--accent);
    margin-bottom: 1rem;
}

.project-card__name {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
    letter-spacing: -0.01em;
}

.project-card__meta {
    font-size: 0.8rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 1rem;
}

.project-card__status {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    padding: 3px 8px;
    border-radius: 20px;
}

.project-card__status--ready {
    background: rgba(16, 185, 129, 0.08);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.project-card__status--empty {
    background: var(--bg-glass);
    color: var(--text-muted);
    border: 1px solid var(--border-color);
}

.project-card__actions {
    display: flex;
    gap: 8px;
    margin-top: 0.5rem;
}

.project-card__delete,
.project-card__duplicate {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    /* Хит-область 40×40 (ближе к 44×44 Apple HIG) без визуального увеличения
       иконки — SVG остаётся 16px, padding обеспечивает тач-область. */
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border-radius: 6px;
    transition: all var(--transition);
    position: absolute;
    top: 0.5rem;
    z-index: 2;
}
.project-card__delete { right: 0.5rem; }
/* Раздвигаем на 44px чтобы не промахнуться пальцем */
.project-card__duplicate { right: calc(0.5rem + 44px); }
.project-card__delete:hover { color: var(--error); background: rgba(239,68,68,0.08); }
.project-card__duplicate:hover { color: var(--accent, #6366f1); background: rgba(99,102,241,0.08); }

/* ─── Empty State ────────────────────────────────────────────── */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-muted);
}
.empty-state__icon {
    margin-bottom: 1.5rem;
    opacity: 0.3;
}
.empty-state h2 { color: var(--text-secondary); font-weight: 600; margin-bottom: 0.5rem; }
.empty-state p { font-size: 0.95rem; }

/* ─── Modal ──────────────────────────────────────────────────── */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}
[data-theme="dark"] .modal-overlay {
    background: rgba(0, 0, 0, 0.7);
}
.modal-overlay.active { opacity: 1; visibility: visible; }

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2rem;
    width: 90%;
    max-width: 440px;
    box-shadow: var(--shadow-lg);
    transform: scale(0.95) translateY(10px);
    transition: transform var(--transition);
}
.modal-overlay.active .modal { transform: scale(1) translateY(0); }

.modal__header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; }
.modal__title { font-size: 1.2rem; font-weight: 700; }
.modal__close {
    background: none; border: none; color: var(--text-muted);
    font-size: 1.5rem; cursor: pointer; padding: 4px 8px;
    transition: color var(--transition);
}
.modal__close:hover { color: var(--text-primary); }

.modal__body { margin-bottom: 1.5rem; }
.modal__footer { display: flex; justify-content: flex-end; gap: 10px; }

.modal--wide { max-width: 700px; max-height: 80vh; display: flex; flex-direction: column; }
.modal__header-actions { display: flex; align-items: center; gap: 10px; }

/* History list */
.history-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
    max-height: 55vh;
    overflow-y: auto;
}
.history-empty {
    text-align: center;
    color: var(--text-muted);
    padding: 2rem 1rem;
    font-size: 0.9rem;
}
.history-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
}
.history-item__text {
    flex: 1;
    min-width: 0;
}
.history-item__time {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 2px;
}
.history-item__label {
    font-size: 13px;
    color: var(--text-primary);
    line-height: 1.35;
    word-break: break-word;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.history-item__restore {
    flex-shrink: 0;
}

/* Assets grid */
.assets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 12px;
    overflow-y: auto;
    padding: 4px;
    max-height: 60vh;
}

.assets-empty {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--text-muted);
    padding: 3rem;
    font-size: 0.9rem;
}

.asset-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all var(--transition);
}
.asset-card:hover {
    border-color: var(--accent);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.asset-card__img-wrap {
    position: relative;
    width: 100%;
    height: 120px;
}

.asset-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    background: var(--bg-glass);
}

.asset-card__focal-dot {
    position: absolute;
    width: 14px;
    height: 14px;
    border: 2px solid #fff;
    border-radius: 50%;
    background: #ffd400;
    transform: translate(-50%, -50%);
    pointer-events: none;
    box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.55), 0 2px 6px rgba(0, 0, 0, 0.35);
    z-index: 2;
}

.asset-card__info {
    padding: 8px 10px;
}

.asset-card__name {
    font-size: 0.72rem;
    color: var(--text-muted);
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-bottom: 4px;
}

.asset-card__desc {
    width: 100%;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 4px 6px;
    font-size: 0.75rem;
    color: var(--text-primary);
    outline: none;
    transition: border-color var(--transition);
}
.asset-card__desc:focus { border-color: var(--accent); }
.asset-card__desc::placeholder { color: var(--text-muted); }

.asset-card__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 6px;
}

.asset-card__btn {
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 3px 6px;
    font-size: 0.68rem;
    cursor: pointer;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 3px;
    transition: all var(--transition);
}
.asset-card__btn:hover { border-color: var(--accent); color: var(--accent); }
.asset-card__btn--delete:hover { border-color: var(--error); color: var(--error); }
.asset-card__btn--face:hover { border-color: #ffb000; color: #ffb000; }

/* ─── Focal Point Picker Modal ─────────────────────────────────── */
.focal-modal {
    background: var(--bg-secondary, #fff);
    border-radius: var(--radius);
    max-width: 95vw;
    max-height: 95vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.45);
}
.focal-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 16px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}
.focal-modal__hint {
    font-size: 0.85rem;
    color: var(--text-secondary);
}
.focal-modal__actions {
    display: flex;
    align-items: center;
    gap: 8px;
}
.focal-modal__stage {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    overflow: auto;
    background: #1a1a1a;
}
.focal-modal__img {
    display: block;
    max-width: calc(95vw - 32px);
    max-height: calc(95vh - 80px);
    cursor: crosshair;
    user-select: none;
    -webkit-user-drag: none;
}
.focal-modal__dot {
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid #fff;
    border-radius: 50%;
    background: #ffd400;
    transform: translate(-50%, -50%);
    pointer-events: none;
    box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.6), 0 2px 10px rgba(0, 0, 0, 0.5);
    z-index: 5;
}

/* ─── Inputs ─────────────────────────────────────────────────── */
.input-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.input {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 0.95rem;
    transition: all var(--transition);
    outline: none;
}
.input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.input::placeholder { color: var(--text-muted); }

.input-hint { font-size: 0.8rem; color: var(--text-muted); margin-top: 0.5rem; }

/* ═══════════════════════════════════════════════════════════════
   EDITOR PAGE
   ═══════════════════════════════════════════════════════════════ */

.editor-page {
    overflow: hidden;
    height: 100dvh;
    height: 100vh; /* fallback для старых браузеров */
    height: var(--app-height, 100dvh);
}

.editor-app {
    display: flex;
    flex-direction: column;
    height: 100dvh;
    height: var(--app-height, 100dvh);
    /* min-height:0 критично — иначе flex-дети не схлопываются и внутренние
       overflow:auto перестают работать. */
    min-height: 0;
    /* iOS safe area: сдвигаем контент вниз из-под notch/статус-бара.
       box-sizing:border-box — чтобы padding не увеличивал общую высоту
       сверх 100dvh и низ не уезжал за экран. */
    box-sizing: border-box;
    padding-top: env(safe-area-inset-top);
    padding-bottom: env(safe-area-inset-bottom);
}

/* ─── Editor Header ──────────────────────────────────────────── */
.editor-header {
    display: flex;
    align-items: center;
    gap: 8px;
    height: 52px;
    padding: 0 12px;
    background: rgba(248, 249, 251, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
    transition: background var(--transition-slow);
    position: relative;
    z-index: 20;
}

/* На мобилке убираем backdrop-filter — известный баг iOS Safari: элемент
   «дрожит» при инерционном скролле и создаёт containing block, из-за чего
   position:fixed потомки ведут себя непредсказуемо. */
@media (max-width: 768px) {
    .editor-header {
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
        background: var(--bg-secondary);
    }
}
[data-theme="dark"] .editor-header {
    background: rgba(8, 8, 13, 0.9);
}

.editor-header__back {
    color: var(--text-secondary);
    transition: color var(--transition);
    display: flex;
    align-items: center;
    padding: 6px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    flex: 0 0 auto;
}
.editor-header__back:hover { color: var(--text-primary); background: var(--bg-glass); }

.editor-header__project {
    font-weight: 600;
    font-size: 0.95rem;
    flex: 0 1 150px;
    min-width: 92px;
    display: flex;
    align-items: center;
    gap: 6px;
}

#project-title {
    min-width: 0;
    max-width: 132px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.editor-header__rename {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    opacity: 0;
    transition: all var(--transition);
}
.editor-header__project:hover .editor-header__rename { opacity: 1; }
.editor-header__rename:hover {
    color: var(--accent);
    background: var(--accent-glow);
}

.editor-header__actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 6px;
    flex: 1 1 auto;
    min-width: 0;
}

/* ─── Style Selector ─────────────────────────────────────────── */
.style-selector {
    display: flex;
    align-items: center;
}

.style-selector__select {
    padding: 5px 28px 5px 10px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    outline: none;
    transition: all var(--transition);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%236b7280' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 8px center;
    max-width: 190px;
}
.style-selector__select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}
[data-theme="dark"] .style-selector__select {
    background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%238b8ba3' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

/* ─── Reasoning Toggle ───────────────────────────────────────── */
.reasoning-toggle {
    display: flex;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    user-select: none;
    padding: 4px 10px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: background 0.2s, border-color 0.2s;
}
.reasoning-toggle:hover {
    background: var(--bg-input);
    border-color: var(--text-secondary);
}
.reasoning-toggle input[type="checkbox"] {
    display: none;
}
.reasoning-toggle__label {
    font-size: 16px;
    opacity: 0.5;
    transition: opacity 0.2s, transform 0.2s;
}
.reasoning-toggle input:checked + .reasoning-toggle__label {
    opacity: 1;
    transform: scale(1.1);
}
.reasoning-toggle:has(input:checked) {
    border-color: var(--accent);
    background: var(--accent-glow);
}

/* ─── Reasoning Block in Chat ────────────────────────────────── */
.reasoning-block {
    margin: 8px 0;
    border-left: 3px solid var(--accent);
    border-radius: 4px;
    overflow: hidden;
}
.reasoning-block__header {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    background: var(--bg-input);
    cursor: pointer;
    font-size: 0.8rem;
    color: var(--text-secondary);
    user-select: none;
}
.reasoning-block__header:hover {
    background: var(--border-color);
}
.reasoning-block__arrow {
    transition: transform 0.2s;
    font-size: 10px;
}
.reasoning-block.collapsed .reasoning-block__arrow {
    transform: rotate(-90deg);
}
.reasoning-block__content {
    padding: 8px 12px;
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.5;
    white-space: pre-wrap;
    max-height: 300px;
    overflow-y: auto;
    background: var(--bg-secondary);
}
.reasoning-block.collapsed .reasoning-block__content {
    display: none;
}

/* ─── Workspace ──────────────────────────────────────────────── */
.workspace {
    display: flex;
    flex: 1;
    overflow: hidden;
    /* min-height:0 — без него flex-дочки не схлопываются при сжатии родителя
       (клавиатура), и .chat__messages начинает скроллить документ вместо себя. */
    min-height: 0;
    position: relative;
}

.panel {
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 0;
    min-width: 0;
}

.panel--chat {
    width: 40%;
    min-width: 300px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
}

.panel--preview {
    flex: 1;
    background: #ffffff;
    position: relative;
}

/* ─── Resizer ────────────────────────────────────────────────── */
.resizer {
    width: 6px;
    cursor: col-resize;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background var(--transition);
    position: relative;
    z-index: 10;
}
.resizer:hover, .resizer.active {
    background: var(--accent);
}

.resizer__handle {
    width: 2px;
    height: 32px;
    background: var(--text-muted);
    border-radius: 1px;
    transition: background var(--transition);
}
.resizer:hover .resizer__handle,
.resizer.active .resizer__handle {
    background: white;
}

/* ─── Chat ───────────────────────────────────────────────────── */
.chat {
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 0;
}

.chat__messages {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
    scroll-behavior: smooth;
    min-height: 0;
    /* Гасим rubber-band / bounce — иначе свайп в чате тянет весь viewport. */
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
}

/* Welcome */
.chat__welcome {
    text-align: center;
    padding: 2rem 1rem;
}
.chat__welcome-icon {
    margin: 0 auto 1rem;
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-glow);
    border-radius: 50%;
    color: var(--accent);
}
.chat__welcome h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 0.5rem; }
.chat__welcome p { color: var(--text-secondary); font-size: 0.9rem; max-width: 350px; margin: 0 auto 1.5rem; line-height: 1.6; }

.chat__suggestions { display: flex; flex-direction: column; gap: 8px; }

.chat__suggestion {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    color: var(--text-secondary);
    font-family: var(--font);
    font-size: 0.85rem;
    cursor: pointer;
    text-align: left;
    transition: all var(--transition);
}
.chat__suggestion:hover {
    background: var(--accent-glow);
    border-color: var(--border-active);
    color: var(--text-primary);
}

/* Summary Notice */
.chat__summary-notice {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin: 1rem 0;
    padding: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    text-align: center;
}

.chat__summary-notice svg {
    color: var(--accent);
}

/* Messages */
.msg {
    margin-bottom: 1.25rem;
    animation: msgIn 0.3s ease;
}

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

.msg__header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}

.msg__avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
    flex-shrink: 0;
}

.msg--user .msg__avatar {
    background: var(--accent-gradient);
    color: white;
}

.msg--ai .msg__avatar {
    background: rgba(16, 185, 129, 0.12);
    color: var(--success);
}

.msg__name {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.msg__body {
    padding-left: 36px;
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--text-primary);
}

.msg--user .msg__body {
    color: var(--text-secondary);
}

.msg__body p { margin-bottom: 0.5em; }
.msg__body p:last-child { margin-bottom: 0; }

.msg__body code {
    background: rgba(99,102,241,0.06);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.85em;
}
[data-theme="dark"] .msg__body code {
    background: rgba(255,255,255,0.06);
}

.msg__body pre {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 1rem;
    margin: 0.75rem 0;
    overflow-x: auto;
    font-size: 0.82rem;
    line-height: 1.5;
}

.msg__body pre code {
    background: none;
    padding: 0;
}

/* File blocks in AI response — hidden since we save them */
.msg__file-block {
    display: none;
}

/* Thinking indicator */
.msg--thinking .msg__body {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
}

.thinking-dots {
    display: flex;
    gap: 4px;
}

.thinking-dots span {
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    animation: dot-pulse 1.4s ease-in-out infinite;
}
.thinking-dots span:nth-child(2) { animation-delay: 0.2s; }
.thinking-dots span:nth-child(3) { animation-delay: 0.4s; }

@keyframes dot-pulse {
    0%, 80%, 100% { opacity: 0.3; transform: scale(0.8); }
    40% { opacity: 1; transform: scale(1); }
}

/* Files updated notification */
.msg--files-updated {
    margin-bottom: 1.25rem;
}

.files-updated-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: rgba(16, 185, 129, 0.06);
    border: 1px solid rgba(16, 185, 129, 0.15);
    border-radius: var(--radius-sm);
    color: var(--success);
    font-size: 0.8rem;
    font-weight: 500;
    margin-left: 36px;
}

/* ─── Chat Input ─────────────────────────────────────────────── */
.chat__input-area {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.chat__input-area--dragover {
    background: var(--accent-glow);
    border-top-color: var(--accent);
}

/* Attachments preview */
.chat__attachments {
    display: none;
    gap: 8px;
    padding: 0 0 10px;
    flex-wrap: wrap;
}

.chat__attachment-preview {
    position: relative;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 8px;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
}

.chat__attachment-preview img {
    width: 40px;
    height: 40px;
    object-fit: cover;
    border-radius: 4px;
}

.chat__attachment-name {
    font-size: 0.75rem;
    color: var(--text-secondary);
    max-width: 100px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.chat__attachment-remove {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.1rem;
    cursor: pointer;
    padding: 0 2px;
    line-height: 1;
    transition: color var(--transition);
}
.chat__attachment-remove:hover { color: var(--error); }

/* Attach button */
.chat__attach {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 6px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all var(--transition);
}
.chat__attach:hover {
    color: var(--accent);
    background: var(--accent-glow);
}

.chat__mic {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 6px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all var(--transition);
}
.chat__mic:hover {
    color: var(--accent);
    background: var(--accent-glow);
}
.chat__mic.recording {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
    animation: mic-pulse 1s infinite;
}
@keyframes mic-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.15); }
}

/* Images in messages */
.msg__images {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 8px;
}

.msg__image-thumb {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: transform var(--transition);
}
.msg__image-thumb:hover {
    transform: scale(1.05);
}

.chat__input-wrapper {
    display: flex;
    /* center — textarea одной строки ровно по центру иконок.
       При росте до max-height textarea расширяется симметрично, что выглядит
       естественнее, чем flex-end (прижатие к низу). */
    align-items: center;
    gap: 8px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 8px 12px;
    transition: all var(--transition);
}
.chat__input-wrapper:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.chat__input {
    flex: 1;
    min-width: 0;
    background: none;
    border: none;
    color: var(--text-primary);
    font-family: var(--font);
    /* 16px обязательно, иначе iOS Safari принудительно зумит при фокусе и
       весь layout прыгает. На десктопе визуально не сильно отличается. */
    font-size: 16px;
    line-height: 1.5;
    resize: none;
    outline: none;
    padding: 0;
    margin: 0;
    max-height: 120px;
    min-height: 24px;
    /* vertical-align:middle убирает baseline-разрыв между textarea и соседями */
    vertical-align: middle;
}
.chat__input::placeholder { color: var(--text-muted); }

.chat__send {
    background: var(--accent-gradient);
    border: none;
    color: white;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all var(--transition);
}
.chat__send:hover { transform: scale(1.05); box-shadow: var(--shadow-glow); }
.chat__send:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }

/* Stop button (replaces send during streaming) */
.chat__send--stop {
    background: var(--error);
    animation: pulse-stop 1.5s ease infinite;
}
.chat__send--stop:hover {
    background: #dc2626;
    box-shadow: 0 0 16px rgba(239, 68, 68, 0.3);
}
@keyframes pulse-stop {
    0%, 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.3); }
    50% { box-shadow: 0 0 0 6px rgba(239, 68, 68, 0); }
}

/* Message delete button */
.msg__delete {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 8px;
    border-radius: 4px;
    opacity: 0;
    transition: all var(--transition);
    margin-left: auto;
}
.msg:hover .msg__delete { opacity: 1; }
.msg__delete:hover {
    color: var(--error);
    background: rgba(239, 68, 68, 0.08);
}
/* На тач-устройствах нет hover → кнопка была бы недоступна. Показываем всегда. */
@media (hover: none) {
    .msg__delete { opacity: 0.5; padding: 10px; }
}

.msg__header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}

/* ─── Preview ────────────────────────────────────────────────── */
.preview-iframe {
    width: 100%;
    height: 100%;
    border: none;
    display: none;
}
.preview-iframe.visible { display: block; }

.preview-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: #999;
    gap: 1rem;
    background: #f5f5f5;
}
.preview-empty p { font-size: 0.95rem; }
.preview-empty.hidden { display: none; }

/* ─── Progress Tracker ───────────────────────────────────────── */
.progress-tracker {
    margin: 0.75rem 0 1.25rem 36px;
    animation: msgIn 0.3s ease;
    transition: opacity 0.3s ease;
}

.progress-tracker__inner {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px;
    background: rgba(99, 102, 241, 0.06);
    border: 1px solid rgba(99, 102, 241, 0.12);
    border-radius: 20px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--accent);
    transition: all var(--transition);
}
[data-theme="dark"] .progress-tracker__inner {
    background: rgba(99, 102, 241, 0.08);
    border-color: rgba(99, 102, 241, 0.15);
    color: var(--accent-hover);
}

.progress-tracker__spinner {
    width: 14px;
    height: 14px;
    border: 2px solid rgba(99, 102, 241, 0.15);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    flex-shrink: 0;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Progress states */
.progress-tracker--thinking,
.progress-tracker--responding {
    background: rgba(99, 102, 241, 0.06);
    border-color: rgba(99, 102, 241, 0.12);
    color: var(--accent);
}

.progress-tracker--writing {
    background: rgba(245, 158, 11, 0.06);
    border-color: rgba(245, 158, 11, 0.15);
    color: #b45309;
}
[data-theme="dark"] .progress-tracker--writing {
    color: var(--warning);
}

.progress-tracker--writing .progress-tracker__spinner {
    border-color: rgba(245, 158, 11, 0.15);
    border-top-color: var(--warning);
}

.progress-tracker--done-file,
.progress-tracker--saved,
.progress-tracker--complete {
    background: rgba(16, 185, 129, 0.06);
    border-color: rgba(16, 185, 129, 0.12);
    color: #047857;
}
[data-theme="dark"] .progress-tracker--done-file,
[data-theme="dark"] .progress-tracker--saved,
[data-theme="dark"] .progress-tracker--complete {
    color: var(--success);
}

.progress-tracker--saved .progress-tracker__spinner,
.progress-tracker--complete .progress-tracker__spinner,
.progress-tracker--done-file .progress-tracker__spinner {
    animation: none;
    border: none;
    width: auto;
    height: auto;
}

.progress-tracker--saved .progress-tracker__spinner::after,
.progress-tracker--complete .progress-tracker__spinner::after,
.progress-tracker--done-file .progress-tracker__spinner::after {
    content: '✓';
    font-size: 0.9rem;
}

.progress-tracker--error {
    background: rgba(239, 68, 68, 0.06);
    border-color: rgba(239, 68, 68, 0.15);
    color: var(--error);
}

.progress-tracker--error .progress-tracker__spinner {
    animation: none;
    border: none;
}

/* ─── Animations ─────────────────────────────────────────────── */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.project-card { animation: slideUp 0.4s ease backwards; }
.project-card:nth-child(1) { animation-delay: 0s; }
.project-card:nth-child(2) { animation-delay: 0.05s; }
.project-card:nth-child(3) { animation-delay: 0.1s; }
.project-card:nth-child(4) { animation-delay: 0.15s; }
.project-card:nth-child(5) { animation-delay: 0.2s; }
.project-card:nth-child(6) { animation-delay: 0.25s; }

/* ─── Overflow Menu ───────────────────────────────── */
.overflow-menu {
    display: block;
    position: relative;
}

.overflow-menu__trigger {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 6px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
}
.overflow-menu__trigger:hover {
    background: var(--bg-glass);
}

.overflow-menu__dropdown {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    box-shadow: 0 8px 32px rgba(0,0,0,0.15);
    padding: 8px;
    min-width: 220px;
    z-index: 100;
    animation: fadeIn 0.15s ease;
}

.overflow-menu__dropdown.open {
    display: block;
}

.overflow-menu__item {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 8px;
}
.overflow-menu__item--row {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
}
.overflow-menu__item label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.overflow-menu__select {
    padding: 6px 8px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 0.85rem;
    width: 100%;
}

.overflow-menu__btn {
    display: block;
    width: 100%;
    text-align: left;
    padding: 8px 10px;
    background: none;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 0.85rem;
    cursor: pointer;
}
.overflow-menu__btn:hover {
    background: var(--bg-glass);
}

#btn-copy-link,
#btn-assets,
#btn-history,
#btn-refresh {
    display: none;
}

@media (max-width: 1280px) {
    .reasoning-toggle {
        display: none;
    }

    .btn__text {
        display: none;
    }

    .style-selector__select {
        max-width: 170px;
    }
}

@media (max-width: 1080px) {
    .style-selector {
        display: none;
    }
}

/* ─── Responsive ─────────────────────────────────────────────── */
/* ─── Mobile Tabs (hidden by default) ────────────────────────── */
.mobile-tabs {
    display: none;
}

@media (max-width: 768px) {
    .main { padding: 2rem 1rem; }
    .main__heading { font-size: 1.8rem; }
    .projects-grid { grid-template-columns: 1fr; }

    /* ─── Fix viewport for mobile browsers ─────────────────── */
    /* safe-area сам padding-top теперь в .editor-app без media query */
    .app {
        height: var(--app-height, 100vh);
        padding-top: env(safe-area-inset-top);
    }

    /* ─── Compact Header ─────────────────────────────────────── */
    .editor-header {
        height: 44px;
        padding: 0 8px;
        gap: 6px;
    }

    .editor-header__project {
        font-size: 0.85rem;
        min-width: 0;
    }

    #project-title {
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        max-width: 120px;
    }

    .editor-header__rename { display: none; }

    .editor-header__actions {
        gap: 2px;
    }

    .btn__text { display: none; }
    .style-selector { display: none; } /* перенести в меню */
    .reasoning-toggle { display: none; }

    #btn-copy-link { display: none; }
    #btn-refresh { display: none; }
    #btn-assets { display: none; }

    .overflow-menu { display: block; }

    .btn--small {
        padding: 6px 8px;
    }

    .theme-toggle {
        padding: 4px;
    }

    /* ─── Mobile Tabs Bar ────────────────────────────────────── */
    .mobile-tabs {
        display: flex;
        background: var(--bg-secondary);
        border-bottom: 1px solid var(--border-color);
        flex-shrink: 0;
    }

    .mobile-tabs__tab {
        flex: 1;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 6px;
        padding: 10px 0;
        background: none;
        border: none;
        border-bottom: 2px solid transparent;
        color: var(--text-secondary);
        font-family: var(--font);
        font-size: 0.85rem;
        font-weight: 500;
        cursor: pointer;
        transition: all 0.2s;
        position: relative;
    }

    .mobile-tabs__tab.active {
        color: var(--accent);
        border-bottom-color: var(--accent);
    }

    .mobile-tabs__badge {
        color: var(--accent);
        font-size: 10px;
        position: absolute;
        top: 6px;
        right: calc(50% - 40px);
        animation: pulse 1.5s infinite;
    }

    @keyframes pulse {
        0%, 100% { opacity: 1; }
        50% { opacity: 0.3; }
    }

    /* ─── Workspace: tabs layout ─────────────────────────────── */
    .workspace {
        position: relative;
        /* keep flex-direction: row! column breaks panel height */
    }

    .panel--chat {
        width: 100% !important;
        min-width: 0;
        border-right: none;
        flex: 1;
    }

    .panel--preview {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 5;
        display: none;
        background: #fff;
    }

    [data-theme="dark"] .panel--preview {
        background: var(--bg-primary);
    }

    .panel--preview.mobile-active {
        display: flex;
    }

    .panel--chat.mobile-hidden {
        display: none;
    }

    .resizer { display: none; }

    /* ─── Fullscreen modals on mobile ────────────────────────── */
    .modal {
        width: 100% !important;
        max-width: 100% !important;
        border-radius: var(--radius) var(--radius) 0 0;
        max-height: 85vh;
        margin-top: auto;
    }

    .modal-overlay {
        align-items: flex-end;
    }

    /* ─── Chat input comfortable ─────────────────────────────── */
    .chat__input-area {
        padding: 8px;
        padding-bottom: max(8px, env(safe-area-inset-bottom));
        flex-shrink: 0;
    }

    .chat__input {
        font-size: 16px; /* prevents iOS zoom on focus */
        /* Чуть меньше max-height на мобиле, чтобы сообщения не заслонялись
           разросшимся textarea. */
        max-height: 96px;
    }

    .chat__send,
    .chat__mic,
    .chat__attach {
        min-width: 44px;
        min-height: 44px;
    }
}

/* Landscape на телефоне: высота ≤500px — скрываем мобильные табы и
   сжимаем хедер, иначе клавиатура оставляет 0px для чата. */
@media (max-height: 500px) and (orientation: landscape) {
    .editor-header { height: 40px; }
    .mobile-tabs { display: none !important; }
    .editor-header__project { display: none; }
}

/* ─── Admin Panel Tabs ──────────────────────────────────────────── */
.admin-tab {
    background: none;
    border: none;
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.2s ease;
    font-family: var(--font);
}

.admin-tab:hover {
    color: var(--text-primary);
    background: var(--bg-input);
}

.admin-tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}