/* Stars canvas — звёздное небо на всех страницах */
#stars-canvas {
    position: fixed;
    inset: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    transform: translateZ(0);
    pointer-events: none;
}

/* Контент поверх звёзд, прозрачный фон body */
body:has(#stars-canvas),
body.has-stars-canvas {
    background: transparent !important;
}

/* Подразделы: убрать блоки-полотна, контент прямо на фоне звёзд */
body.has-stars-canvas .container,
body.has-stars-canvas .panel,
body.has-stars-canvas .card {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
}
body.has-stars-canvas .panel::before {
    display: none !important;
}
body.has-stars-canvas .deploy-info,
body.has-stars-canvas .footer-item {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
}
body.has-stars-canvas .btn {
    background: rgba(255, 255, 255, 0.05) !important;
    border: none !important;
}
body.has-stars-canvas .footer-links a {
    background: rgba(255, 255, 255, 0.05) !important;
    border: none !important;
}
body.has-stars-canvas .copyright {
    background: transparent !important;
    border: none !important;
}
body.has-stars-canvas .tagline {
    background: transparent !important;
    border: none !important;
}
body.has-stars-canvas .time-display {
    background: rgba(0, 0, 0, 0.2) !important;
}

.stars-page-content {
    position: relative;
    z-index: 1;
}
/* обёртка для flow/sun — flex layout */
body > .stars-page-content:not(.container):not(.panel) {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

/* Spotlight Scanner — курсор как фонарик, подсвечивает скрытый слой */

.spotlight-card {
    position: relative;
    overflow: hidden;
}

.spotlight-reveal {
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0.95;
    transition: opacity 0.2s ease;
    mask-image: radial-gradient(
        circle 50px at var(--spot-x, 50%) var(--spot-y, 50%),
        black 0%,
        black 40%,
        transparent 70%
    );
    -webkit-mask-image: radial-gradient(
        circle 50px at var(--spot-x, 50%) var(--spot-y, 50%),
        black 0%,
        black 40%,
        transparent 70%
    );
}

.spotlight-card:not(:hover) .spotlight-reveal {
    opacity: 0;
}

/* Сетка координат для фона */
.spotlight-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 20px 20px;
}

/* Цвета по проектам */
.spotlight-card[data-spotlight-color="green"] .spotlight-reveal {
    color: #00dd77;
}

.spotlight-card[data-spotlight-color="green"] .spotlight-grid {
    background-image:
        linear-gradient(rgba(0,221,119,0.12) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,221,119,0.12) 1px, transparent 1px);
}

.spotlight-card[data-spotlight-color="red"] .spotlight-reveal {
    color: #ff3366;
}

.spotlight-card[data-spotlight-color="red"] .spotlight-grid {
    background-image:
        linear-gradient(rgba(255,51,102,0.12) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,51,102,0.12) 1px, transparent 1px);
}

.spotlight-card[data-spotlight-color="blue"] .spotlight-reveal {
    color: #00aaff;
}

.spotlight-card[data-spotlight-color="blue"] .spotlight-grid {
    background-image:
        linear-gradient(rgba(0,170,255,0.12) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,170,255,0.12) 1px, transparent 1px);
}

.spotlight-card[data-spotlight-color="pink"] .spotlight-reveal {
    color: #ff66aa;
}

.spotlight-card[data-spotlight-color="pink"] .spotlight-grid {
    background-image:
        linear-gradient(rgba(255,102,170,0.12) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,102,170,0.12) 1px, transparent 1px);
}

/* Контент внутри reveal — теххарактеристики, координаты */
.spotlight-specs {
    position: absolute;
    bottom: 12px;
    left: 12px;
    right: 12px;
    font-family: 'Courier New', monospace;
    font-size: 0.7rem;
    line-height: 1.5;
    opacity: 0.9;
}

.spotlight-coords {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: 'Courier New', monospace;
    font-size: 0.65rem;
    letter-spacing: 2px;
    opacity: 0.85;
}

/* Touch: скрыть spotlight на мобильных (нет точного курсора) */
@media (hover: none) {
    .spotlight-reveal,
    .spotlight-page-overlay {
        display: none;
    }
}

/* Full-page spotlight — работает везде на сайте */
.spotlight-page-overlay {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 9998;
    opacity: 0;
    transition: opacity 0.15s ease;
}
body.spotlight-active .spotlight-page-overlay {
    opacity: 0.95;
}
.spotlight-page-overlay .spotlight-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 20px 20px;
    mask-image: radial-gradient(
        circle 60px at var(--spot-x, 50%) var(--spot-y, 50%),
        black 0%, black 40%, transparent 70%
    );
    -webkit-mask-image: radial-gradient(
        circle 60px at var(--spot-x, 50%) var(--spot-y, 50%),
        black 0%, black 40%, transparent 70%
    );
}

/* Build version label — top-left neon like footer arch */
.build-version {
    position: fixed;
    top: 4px;
    left: 6px;
    z-index: 10000;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: #fff;
    text-shadow: 0 0 6px rgba(255, 255, 255, 0.6), 0 0 12px rgba(255, 255, 255, 0.4), 0 0 20px rgba(255, 255, 255, 0.3);
    pointer-events: none;
}

/* Site footer — arch, platonic solid, SilaOreshkov (на всех страницах) */
.site-footer {
    padding: 16px 24px;
    padding-bottom: max(14px, env(safe-area-inset-bottom));
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 10px;
    z-index: 2;
    position: relative;
    margin-top: auto;
}
@media (max-width: 768px) {
    .site-footer {
        padding: 6px 8px;
        padding-bottom: max(14px, env(safe-area-inset-bottom));
        gap: 6px;
    }
}
.footer-sphere-link {
    display: inline-flex;
    cursor: default;
    text-decoration: none;
}
.footer-sphere-link .sphere-unit {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
    position: relative;
    contain: layout style;
    isolation: isolate;
}
.footer-sphere-link .sphere-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 0 12px 2px rgba(255, 255, 255, 0), 0 0 24px rgba(255, 255, 255, 0);
    transition: box-shadow 1.5s cubic-bezier(0.33, 0.5, 0.2, 1);
}
.footer-sphere-link .sphere-canvas::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    transform: scale(0);
    transform-origin: center;
    z-index: 0;
    background: #101418;
}
.sphere-footer .sphere-canvas {
    visibility: hidden;
}
body.spheres-ready .sphere-footer .sphere-canvas {
    visibility: visible !important;
}
body.spheres-ready .sphere-footer .sphere-canvas::before {
    animation: darkExpand 0.9s cubic-bezier(0.33, 0.5, 0.2, 1) forwards;
    animation-delay: 0.12s;
}
body.mobile-platonic-glow-ready .sphere-footer .sphere-canvas,
body.spheres-ready .sphere-footer .sphere-canvas {
    box-shadow: 0 0 12px 2px rgba(255, 255, 255, 0.4), 0 0 24px rgba(255, 255, 255, 0.2);
}
.footer-arch, .footer-brand {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    color: #fff;
    letter-spacing: 0.15em;
    text-shadow: 0 0 6px rgba(255, 255, 255, 0.6), 0 0 12px rgba(255, 255, 255, 0.4), 0 0 20px rgba(255, 255, 255, 0.3);
    opacity: 0;
    transform: translateY(4px);
    transition: opacity 1.4s ease-in-out, transform 1.4s ease-in-out;
}
body.spheres-ready .footer-arch,
body.spheres-ready .footer-brand {
    opacity: 1;
    transform: translateY(0);
}
.footer-text {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.75rem;
    font-weight: 500;
    color: rgba(232, 240, 240, 0.5);
    letter-spacing: 0.1em;
}
.sphere-canvas canvas {
    position: relative;
    z-index: 1;
    width: 100%;
    height: 100%;
    display: block;
    border-radius: 50%;
    background: transparent !important;
}
@keyframes darkExpand {
    from { transform: scale(0); }
    to { transform: scale(1); }
}