/* GlowCard — global spotlight + local per-card glass glow + soft border ring */

:root {
    --gx: 600;
    --gy: 400;
    --xp: 0.5;
    --yp: 0.5;
}

/* Outer shell only (not the inner blur halo div) */
[data-glow]:not([data-glow] [data-glow]) {
    --radius: 14;
    --border: 3;
    --size: 260;
    --outer: 1;
    --saturation: 100;
    --lightness: 72;
    --border-lightness: 50;
    --bg-spot-opacity: 0.13;
    --border-spot-opacity: 0.95;
    --border-light-opacity: 0.55;
    --backdrop: hsl(0 0% 100% / 0.5);
    --backup-border: hsl(0 0% 100% / 0.35);
    --border-size: calc(var(--border) * 1px);
    --spotlight-size: calc(var(--size) * 1px);
    --hue: calc(var(--base) + (var(--xp, 0) * var(--spread, 0)));

    position: relative;
    overflow: visible;
    touch-action: none;
    border-radius: calc(var(--radius) * 1px);
    border: var(--border-size) solid var(--backup-border);
    background-color: var(--backdrop);
    background-image: radial-gradient(
        var(--spotlight-size) var(--spotlight-size) at
        calc(var(--x, 50%) * 1px)
        calc(var(--y, 50%) * 1px),
        hsl(var(--hue, 210) calc(var(--saturation) * 1%) calc(var(--lightness) * 1%) / var(--bg-spot-opacity)) 0%,
        hsl(var(--hue, 210) calc(var(--saturation) * 1%) calc(var(--lightness) * 1%) / calc(var(--bg-spot-opacity) * 0.45)) 38%,
        transparent 72%
    );
    background-repeat: no-repeat;
    isolation: isolate;
}

[data-glow][data-glow-color="blue"]:not([data-glow] [data-glow]) {
    --base: 220;
    --spread: 180;
    --saturation: 97%;
    --lightness: 21%;
}

[data-glow][data-glow-color="red"]:not([data-glow] [data-glow]) {
    --base: 350;
    --spread: 180;
    --saturation: 85%;
    --lightness: 42%;
}

[data-glow][data-glow-color="purple"]:not([data-glow] [data-glow]) {
    --base: 280;
    --spread: 300;
}

[data-glow][data-glow-color="green"]:not([data-glow] [data-glow]) {
    --base: 120;
    --spread: 200;
}

[data-glow][data-glow-color="orange"]:not([data-glow] [data-glow]) {
    --base: 30;
    --spread: 200;
}

/* Border ring — soft falloff, brighter at edge when light is near */
[data-glow]:not([data-glow] [data-glow])::before,
[data-glow]:not([data-glow] [data-glow])::after {
    pointer-events: none;
    content: "";
    position: absolute;
    inset: calc(var(--border-size) * -1);
    border: var(--border-size) solid transparent;
    border-radius: calc(var(--radius) * 1px);
    background-repeat: no-repeat;
    z-index: 2;
    -webkit-mask: linear-gradient(#000 0 0) padding-box, linear-gradient(#000 0 0);
    mask: linear-gradient(#000 0 0) padding-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
}

[data-glow]:not([data-glow] [data-glow])::before {
    background-image: radial-gradient(
        calc(var(--spotlight-size) * 0.85) calc(var(--spotlight-size) * 0.85) at
        calc(var(--x, 50%) * 1px)
        calc(var(--y, 50%) * 1px),
        hsl(var(--hue, 210) calc(var(--saturation) * 1%) calc(var(--border-lightness) * 1%) / var(--border-spot-opacity)) 0%,
        hsl(var(--hue, 210) calc(var(--saturation) * 1%) calc(var(--border-lightness) * 1%) / calc(var(--border-spot-opacity) * 0.55)) 28%,
        hsl(var(--hue, 210) calc(var(--saturation) * 1%) calc(var(--border-lightness) * 1%) / calc(var(--border-spot-opacity) * 0.18)) 52%,
        transparent 78%
    );
    filter: brightness(1.85) saturate(1.25);
}

[data-glow]:not([data-glow] [data-glow])::after {
    background-image: radial-gradient(
        calc(var(--spotlight-size) * 0.55) calc(var(--spotlight-size) * 0.55) at
        calc(var(--x, 50%) * 1px)
        calc(var(--y, 50%) * 1px),
        hsl(0 0% 100% / var(--border-light-opacity)) 0%,
        hsl(0 0% 100% / calc(var(--border-light-opacity) * 0.35)) 40%,
        transparent 75%
    );
}

/* Inner blur halo behind frosted content */
[data-glow] > [data-glow] {
    position: absolute;
    inset: 0;
    z-index: 0;
    will-change: filter;
    opacity: var(--outer, 1);
    border-radius: calc(var(--radius, 14) * 1px);
    filter: blur(calc(var(--border-size, 3px) * 10));
    background: none;
    pointer-events: none;
    border: none;
    overflow: hidden;
}

[data-glow] > [data-glow]::before,
[data-glow] > [data-glow]::after {
    display: none;
}

/* Pillar cards — frosted glass */
.pillar-card.glow-card {
    min-height: 320px;
    padding: 1.25rem 1.35rem;
    display: flex;
    flex-direction: column;
    overflow: visible;
    box-shadow: 0 1rem 2rem -1rem rgba(15, 23, 42, 0.14);
    backdrop-filter: blur(16px) saturate(1.2);
    -webkit-backdrop-filter: blur(16px) saturate(1.2);
}

.pillar-card.glow-card > .pillar-card__body {
    position: relative;
    z-index: 3;
    display: grid;
    grid-template-rows: auto auto 1fr auto;
    gap: 0.85rem;
    flex: 1;
    min-height: 100%;
    height: 100%;
}

/* Big service cards — image on top, frosted glass body, glow border */
.service-card.glow-card {
    --radius: 18;
    --border: 2;
    padding: 0;
    display: flex;
    flex-direction: column;
    overflow: visible;
    box-shadow: 0 1.4rem 2.6rem -1.2rem rgba(1, 33, 105, 0.28);
    background-color: #fff;
    transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.service-card.glow-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 2rem 3.4rem -1rem rgba(1, 33, 105, 0.34);
}

.service-card.glow-card > .service-card__body {
    position: relative;
    z-index: 3;
    display: flex;
    flex-direction: column;
    height: 100%;
    text-decoration: none;
    color: inherit;
    border-radius: calc(var(--radius) * 1px);
    overflow: hidden;
}

/* Global spotlight — viewport-fixed, behind all cards */
.pillars {
    position: relative;
    isolation: isolate;
}

.pillars__spotlight {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background-image:
        radial-gradient(
            360px 360px at calc(var(--gx) * 1px) calc(var(--gy) * 1px),
            rgba(1, 33, 105, 0.14) 0%,
            rgba(1, 33, 105, 0.05) 45%,
            transparent 78%
        ),
        radial-gradient(
            300px 300px at calc(var(--gx) * 1px) calc(var(--gy) * 1px),
            rgba(200, 16, 46, 0.1) 0%,
            rgba(200, 16, 46, 0.03) 42%,
            transparent 74%
        );
}

.pillars > .container {
    position: relative;
    z-index: 1;
}

.pillars__grid {
    position: relative;
    z-index: 1;
}

@media (max-width: 560px) {
    .pillar-card.glow-card {
        min-height: 0;
        padding: 0.55rem 0.4rem;
        box-shadow: 0 4px 14px -8px rgba(15, 23, 42, 0.14);
        backdrop-filter: blur(10px) saturate(1.1);
        -webkit-backdrop-filter: blur(10px) saturate(1.1);
    }

    .pillar-card.glow-card > .pillar-card__body {
        gap: 0.35rem;
        grid-template-rows: auto auto 1fr auto;
    }
}