/* Advertisement palette glow and front page illumination. */
:root {
    --ad-glow-color: 100, 150, 200;
    --ad-glow-secondary: var(--ad-glow-color);
    --ad-glow-tertiary: var(--ad-glow-color);
    --ad-glow-opacity: 0.56;
    --section-accent-color: 100, 150, 200;
    --section-accent-secondary: var(--section-accent-color);
    --section-accent-tertiary: var(--section-accent-color);
}

.ad-carousel-container {
    position: relative;
    box-sizing: border-box;
    width: 100%;
    max-width: 728px;
    margin: 0 auto;
    padding: 12px;
    overflow: visible;
    border-radius: var(--border-radius-lg, 16px);
}

.ad-slides-viewport {
    position: relative;
    box-sizing: border-box;
    width: 100%;
    max-width: 100%;
    overflow: hidden;
    border-radius: var(--border-radius-md, 8px);
}

.ad-slides {
    position: relative;
    box-sizing: border-box;
    display: flex;
    width: 100%;
    max-width: 100%;
    overflow: visible;
    border-radius: var(--border-radius-md, 8px);
    transition: transform 0.5s ease-in-out;
    will-change: transform;
}

.ad-slide {
    position: relative;
    box-sizing: border-box;
    display: block;
    flex: 0 0 100%;
    min-width: 100%;
    max-width: 100%;
    width: 100%;
    border-radius: calc(var(--border-radius-md, 8px) + 3px);
    transition: transform 0.28s ease, box-shadow 0.35s ease, background 0.35s ease;
}

.ad-slide .ad-link {
    box-sizing: border-box;
    display: block;
    width: 100%;
    max-width: 100%;
}

.ad-slide picture,
.ad-slide img {
    box-sizing: border-box;
    display: block;
    width: 100%;
    max-width: 100%;
    height: auto;
}

.ad-slide.ad-with-glow {
    padding: 3px;
    background: linear-gradient(
        118deg,
        rgba(var(--ad-glow-color), 0.95),
        rgba(var(--ad-glow-secondary), 0.72) 48%,
        rgba(var(--ad-glow-tertiary), 0.88)
    );
    box-shadow:
        0 0 0 1px rgba(var(--ad-glow-color), 0.3),
        0 0 22px rgba(var(--ad-glow-color), calc(var(--ad-glow-opacity) * 0.38)),
        0 12px 34px rgba(var(--ad-glow-color), calc(var(--ad-glow-opacity) * 0.5)),
        0 26px 58px rgba(var(--ad-glow-secondary), calc(var(--ad-glow-opacity) * 0.3));
}

.ad-slide.ad-with-glow .ad-link {
    position: relative;
    box-sizing: border-box;
    z-index: 1;
    overflow: hidden;
    border-radius: var(--border-radius-md, 8px);
    background: var(--bg-main, #111);
}

.ad-slide.ad-with-glow picture,
.ad-slide.ad-with-glow img {
    display: block;
    width: 100%;
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-md, 8px);
}

.ad-slide.ad-with-glow:hover {
    transform: translateY(-2px);
    box-shadow:
        0 0 0 1px rgba(var(--ad-glow-color), 0.46),
        0 0 30px rgba(var(--ad-glow-color), calc(var(--ad-glow-opacity) * 0.5)),
        0 17px 46px rgba(var(--ad-glow-color), calc(var(--ad-glow-opacity) * 0.68)),
        0 32px 76px rgba(var(--ad-glow-secondary), calc(var(--ad-glow-opacity) * 0.42));
}

@keyframes ad-glow-pulse {
    0%, 100% {
        box-shadow:
            0 0 0 1px rgba(var(--ad-glow-color), 0.3),
            0 0 22px rgba(var(--ad-glow-color), calc(var(--ad-glow-opacity) * 0.38)),
            0 12px 34px rgba(var(--ad-glow-color), calc(var(--ad-glow-opacity) * 0.5)),
            0 26px 58px rgba(var(--ad-glow-secondary), calc(var(--ad-glow-opacity) * 0.3));
    }
    50% {
        box-shadow:
            0 0 0 1px rgba(var(--ad-glow-color), 0.42),
            0 0 30px rgba(var(--ad-glow-color), calc(var(--ad-glow-opacity) * 0.5)),
            0 17px 46px rgba(var(--ad-glow-color), calc(var(--ad-glow-opacity) * 0.64)),
            0 32px 74px rgba(var(--ad-glow-tertiary), calc(var(--ad-glow-opacity) * 0.4));
    }
}

.ad-slide.ad-with-glow.animate-glow {
    animation: ad-glow-pulse 3.2s ease-in-out infinite;
}

.ad-pagination-dots {
    position: absolute;
    bottom: 18px;
    left: 50%;
    z-index: 3;
    display: flex;
    gap: 8px;
    transform: translateX(-50%);
}

.ad-pagination-dots .dot {
    display: block;
    min-width: 0;
    width: 10px;
    height: 10px;
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.48);
    box-shadow: none;
    cursor: pointer;
    transform: none;
    transition: background-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.ad-pagination-dots .dot:hover,
.ad-pagination-dots .dot.active {
    background-color: #fff;
    box-shadow: 0 0 10px rgba(var(--ad-glow-color), 0.72);
    transform: scale(1.16);
}

.ad-carousel-arrow {
    position: absolute;
    top: 50%;
    z-index: 3;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    margin: 0;
    padding: 0;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    color: #fff;
    background: rgba(8, 10, 16, 0.68);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.28);
    opacity: 0;
    cursor: pointer;
    transform: translateY(-50%);
    backdrop-filter: blur(10px);
    transition: opacity 0.22s ease, background 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}

.ad-carousel-prev {
    left: 22px;
}

.ad-carousel-next {
    right: 22px;
}

.ad-carousel-container:hover .ad-carousel-arrow,
.ad-carousel-arrow:focus-visible {
    opacity: 1;
}

.ad-carousel-arrow:hover {
    opacity: 1;
    color: #fff;
    background: rgba(var(--section-accent-color), 0.34);
    border-color: rgba(var(--section-accent-color), 0.68);
    box-shadow: 0 13px 34px rgba(var(--section-accent-color), 0.34);
    transform: translateY(-50%);
}

.ad-carousel-arrow:focus-visible {
    outline: 2px solid rgba(var(--section-accent-color), 0.86);
    outline-offset: 2px;
}

.hero-section.section-accent,
.quick-paste-section.section-accent,
.latest-pastes.section-accent,
.reklama.section-accent {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    border: 1px solid rgba(var(--section-accent-color), 0.52);
    box-shadow:
        0 0 0 1px rgba(var(--section-accent-color), 0.17) inset,
        0 0 32px -10px rgba(var(--section-accent-color), 0.6),
        0 24px 64px -27px rgba(var(--section-accent-color), 0.82),
        0 34px 82px -42px rgba(var(--section-accent-secondary), 0.62),
        var(--shadow-md);
    transition: border-color 0.35s ease, box-shadow 0.35s ease;
}

.hero-section.section-accent::before,
.quick-paste-section.section-accent::before,
.latest-pastes.section-accent::before,
.reklama.section-accent::before {
    content: "";
    position: absolute;
    z-index: 0;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(ellipse 66% 125% at -5% 4%, rgba(var(--section-accent-color), 0.31), transparent 68%),
        radial-gradient(ellipse 54% 110% at 105% 16%, rgba(var(--section-accent-secondary), 0.25), transparent 66%),
        radial-gradient(ellipse 44% 70% at 48% -6%, rgba(var(--section-accent-tertiary), 0.19), transparent 70%),
        linear-gradient(112deg, rgba(var(--section-accent-color), 0.12), rgba(var(--section-accent-secondary), 0.045) 50%, rgba(var(--section-accent-tertiary), 0.12));
}

.hero-section.section-accent::after,
.quick-paste-section.section-accent::after,
.latest-pastes.section-accent::after,
.reklama.section-accent::after {
    content: "";
    position: absolute;
    z-index: 0;
    top: 0;
    left: 24px;
    right: 24px;
    height: 3px;
    pointer-events: none;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(var(--section-accent-color), 0.92),
        rgba(var(--section-accent-secondary), 0.82),
        rgba(var(--section-accent-tertiary), 0.86),
        transparent
    );
    box-shadow:
        0 0 20px rgba(var(--section-accent-color), 0.72),
        0 0 42px rgba(var(--section-accent-secondary), 0.43);
}

.hero-section.section-accent > *,
.quick-paste-section.section-accent > *,
.latest-pastes.section-accent > *,
.reklama.section-accent > * {
    position: relative;
    z-index: 1;
}

.hero-section.section-accent {
    box-shadow:
        0 0 0 1px rgba(var(--section-accent-color), 0.2) inset,
        0 0 40px -10px rgba(var(--section-accent-color), 0.66),
        0 29px 74px -30px rgba(var(--section-accent-color), 0.88),
        var(--shadow-md);
}

.reklama.section-accent {
    border-color: rgba(var(--section-accent-color), 0.44);
    box-shadow:
        0 0 0 1px rgba(var(--section-accent-color), 0.14) inset,
        0 0 32px -14px rgba(var(--section-accent-color), 0.62),
        0 22px 68px -27px rgba(var(--section-accent-color), 0.84),
        0 34px 82px -42px rgba(var(--section-accent-secondary), 0.76),
        var(--shadow-md);
}

.reklama.section-accent::before {
    background:
        radial-gradient(ellipse 76% 144% at 50% 92%, rgba(var(--section-accent-color), 0.23), transparent 67%),
        radial-gradient(ellipse 48% 112% at 6% 18%, rgba(var(--section-accent-secondary), 0.18), transparent 64%),
        radial-gradient(ellipse 48% 112% at 96% 18%, rgba(var(--section-accent-tertiary), 0.18), transparent 64%),
        linear-gradient(125deg, rgba(var(--section-accent-color), 0.08), transparent 38%, rgba(var(--section-accent-tertiary), 0.09));
}

.reklama.section-accent .ad-carousel-container::before {
    content: "";
    position: absolute;
    z-index: 0;
    inset: 16% 5% 9%;
    pointer-events: none;
    border-radius: 30px;
    background: linear-gradient(
        112deg,
        rgba(var(--section-accent-color), 0.54),
        rgba(var(--section-accent-secondary), 0.46),
        rgba(var(--section-accent-tertiary), 0.5)
    );
    filter: blur(42px);
    opacity: 0.48;
}

.reklama.section-accent .ad-slides-viewport,
.reklama.section-accent .ad-pagination-dots {
    z-index: 1;
}

html.has-ad-accent .ad-surface-accent {
    border-color: rgba(var(--section-accent-color), 0.52) !important;
    outline: 1px solid rgba(var(--section-accent-color), 0.13);
    outline-offset: -1px;
    box-shadow:
        0 0 0 1px rgba(var(--section-accent-color), 0.12) inset,
        0 0 25px -10px rgba(var(--section-accent-color), 0.62),
        0 16px 38px -18px rgba(var(--section-accent-color), 0.76),
        0 30px 58px -31px rgba(var(--section-accent-secondary), 0.62),
        var(--shadow-sm, 0 2px 10px rgba(0, 0, 0, 0.12));
    transition: border-color 0.35s ease, box-shadow 0.35s ease;
}

html.light-theme .ad-slide.ad-with-glow {
    box-shadow:
        0 0 0 1px rgba(var(--ad-glow-color), 0.16),
        0 10px 25px rgba(var(--ad-glow-color), 0.17),
        0 20px 38px rgba(var(--ad-glow-secondary), 0.1);
}

html.light-theme .hero-section.section-accent,
html.light-theme .quick-paste-section.section-accent,
html.light-theme .latest-pastes.section-accent,
html.light-theme .reklama.section-accent {
    border-color: rgba(var(--section-accent-color), 0.38);
    box-shadow:
        0 0 0 1px rgba(var(--section-accent-color), 0.08) inset,
        0 0 27px -18px rgba(var(--section-accent-color), 0.36),
        0 15px 40px -24px rgba(var(--section-accent-color), 0.47),
        var(--shadow-md);
}

html.light-theme .hero-section.section-accent::before,
html.light-theme .quick-paste-section.section-accent::before,
html.light-theme .latest-pastes.section-accent::before,
html.light-theme .reklama.section-accent::before {
    opacity: 0.68;
}

html.light-theme.has-ad-accent .ad-surface-accent {
    border-color: rgba(var(--section-accent-color), 0.32) !important;
    box-shadow:
        0 0 0 1px rgba(var(--section-accent-color), 0.07) inset,
        0 0 20px -15px rgba(var(--section-accent-color), 0.32),
        0 12px 32px -23px rgba(var(--section-accent-color), 0.49),
        var(--shadow-sm, 0 2px 10px rgba(0, 0, 0, 0.08));
}

@media (max-width: 768px) {
    .ad-carousel-container {
        max-width: 100%;
        padding: 8px;
    }

    .ad-slide.ad-with-glow:hover {
        transform: none;
    }

    .ad-carousel-arrow {
        width: 38px;
        height: 38px;
        opacity: 1;
    }

    .ad-carousel-prev {
        left: 14px;
    }

    .ad-carousel-next {
        right: 14px;
    }

    .hero-section.section-accent,
    .quick-paste-section.section-accent,
    .latest-pastes.section-accent,
    .reklama.section-accent {
        box-shadow:
            0 0 0 1px rgba(var(--section-accent-color), 0.06) inset,
            0 12px 34px -25px rgba(var(--section-accent-color), 0.68),
            var(--shadow-md);
    }

    html.has-ad-accent .ad-surface-accent {
        border-color: rgba(var(--section-accent-color), 0.4) !important;
        box-shadow:
            0 0 0 1px rgba(var(--section-accent-color), 0.09) inset,
            0 0 18px -13px rgba(var(--section-accent-color), 0.45),
            0 11px 28px -20px rgba(var(--section-accent-color), 0.58),
            var(--shadow-sm, 0 2px 10px rgba(0, 0, 0, 0.12));
    }
}

@media (prefers-reduced-motion: reduce) {
    .ad-slides,
    .ad-slide,
    .ad-carousel-arrow,
    .ad-pagination-dots .dot,
    .hero-section.section-accent,
    .quick-paste-section.section-accent,
    .latest-pastes.section-accent,
    .reklama.section-accent,
    html.has-ad-accent .ad-surface-accent {
        transition: none;
    }

    .ad-slide.ad-with-glow.animate-glow {
        animation: none;
    }
}

@media (hover: none) {
    .ad-carousel-arrow {
        opacity: 1;
    }
}

.advertisement-placement.ad-glow-disabled.section-accent {
    border-color: var(--border-color, rgba(255, 255, 255, 0.1)) !important;
    box-shadow: none !important;
}

.advertisement-placement.ad-glow-disabled.section-accent::before,
.advertisement-placement.ad-glow-disabled.section-accent::after,
.advertisement-placement.ad-glow-disabled .ad-carousel-container::before {
    display: none !important;
}

.advertisement-placement.ad-glow-disabled .ad-slide.ad-with-glow,
.advertisement-placement.ad-glow-disabled .ad-slide.ad-with-glow:hover {
    animation: none !important;
    background: none !important;
    box-shadow: none !important;
    padding: 0;
    transform: none;
}