/* ────────────────────────────────────────────────────────────
   theme_switcher.css — v0.25.91
   Multi-theme color switcher for probiwaem.ru landing.
   Trigger button + popover with 6 theme tiles.
   Variable overrides live in style.css under html[data-theme="X"].
   ──────────────────────────────────────────────────────────── */

/* Trigger button in navbar */
.pb-theme-trigger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    margin-right: 8px;
    padding: 0;
    background: transparent;
    color: var(--accent);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 10px;
    cursor: pointer;
    transition: border-color .18s ease, color .18s ease, transform .18s ease, background .18s ease;
}
.pb-theme-trigger:hover {
    color: var(--accent-hi);
    border-color: var(--border-hi);
    background: rgba(255, 255, 255, 0.03);
    transform: translateY(-1px);
}
.pb-theme-trigger:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}
.pb-theme-trigger svg {
    display: block;
}

/* Popover container */
.pb-theme-popover {
    position: fixed;
    z-index: 9500;
    min-width: 280px;
    max-width: 340px;
    padding: 14px;
    background: rgba(15, 18, 25, 0.96);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.10);
    border-radius: 16px;
    box-shadow: 0 24px 64px -16px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(255, 255, 255, 0.03) inset;
    opacity: 0;
    transform: scale(.95);
    transform-origin: top right;
    transition: opacity .2s ease, transform .2s ease;
    pointer-events: none;
}
.pb-theme-popover.is-open {
    opacity: 1;
    transform: scale(1);
    pointer-events: auto;
}
.pb-theme-popover[hidden] {
    display: none !important;
}

.pb-theme-popover-inner {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.pb-theme-popover-title {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--muted);
    padding: 0 2px;
}
.pb-theme-popover-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

/* Theme tile */
.pb-theme-tile {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 6px;
    background: rgba(255, 255, 255, 0.025);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    color: var(--text-dim);
    font-family: inherit;
    font-size: 11px;
    line-height: 1.25;
    text-align: center;
    cursor: pointer;
    transition: border-color .18s ease, background .18s ease, transform .18s ease;
}
.pb-theme-tile:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.18);
    transform: translateY(-1px);
}
.pb-theme-tile:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}
.pb-theme-tile.is-active {
    border-color: var(--accent);
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 0 0 1px var(--accent) inset, 0 8px 24px -8px rgba(0, 0, 0, .4);
}
.pb-theme-tile.is-active .pb-theme-tile-name {
    color: var(--text);
}

.pb-theme-tile-circles {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 26px;
}
.pb-theme-tile-c1,
.pb-theme-tile-c2 {
    position: absolute;
    top: 0;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    border: 2px solid rgba(15, 18, 25, 0.95);
    box-shadow: 0 4px 12px -2px rgba(0, 0, 0, .5);
}
.pb-theme-tile-c1 {
    left: 0;
    z-index: 2;
}
.pb-theme-tile-c2 {
    right: 0;
    z-index: 1;
}
.pb-theme-tile-name {
    color: var(--text-dim);
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
}

/* v0.25.95: Mobile <540px — popover full-width с боковыми отступами.
   JS ставит left:12px right:12px, max-width убираем чтобы grid растянулся. */
@media (max-width: 540px) {
    .pb-theme-popover {
        min-width: 0;
        max-width: none;
        padding: 12px;
    }
    .pb-theme-popover-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .pb-theme-tile {
        padding: 10px 4px;
        font-size: 10.5px;
    }
}

/* Reduced motion: no transform/opacity transition */
@media (prefers-reduced-motion: reduce) {
    .pb-theme-popover,
    .pb-theme-tile,
    .pb-theme-trigger {
        transition: none !important;
    }
}