/* ==========================================================================
   KROTAR — Services, Advantages & About sections
   ========================================================================== */

/* ---------------------------------------------------------------------- */
/* Areas (Servicios) — two equal-weight cards, same card language as        */
/* .service-card / .glass-card, just a 2-column grid instead of 3 so        */
/* neither block reads as more important than the other.                   */
/* ---------------------------------------------------------------------- */
.areas-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
}

@media (max-width: 640px) {
    .areas-grid {
        grid-template-columns: 1fr;
    }
}

/* ---------------------------------------------------------------------- */
/* Services                                                                */
/* ---------------------------------------------------------------------- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-5);
}

.service-card {
    padding: var(--space-6) var(--space-5);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: auto;
    padding-top: var(--space-2);
    font-family: var(--font-heading);
    font-size: 0.86rem;
    font-weight: 600;
    color: var(--color-cyan);
    text-decoration: none;
}

.service-link svg {
    transition: transform var(--duration-base) var(--ease-premium);
}

.service-card:hover .service-link svg {
    transform: translateX(4px);
}

.service-icon {
    width: 46px;
    height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--color-border-light);
    color: var(--color-cyan);
    margin-bottom: var(--space-2);
}

.service-card:nth-child(3n+2) .service-icon {
    color: var(--color-blue);
}

.service-card:nth-child(3n+3) .service-icon {
    color: var(--color-blue-violet);
}

/* Discreet lit top edge + per-card accent hue — same technique across all
   cards, rotating hue so the grid doesn't feel identical. */
.service-card::before,
.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 14%;
    right: 14%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0, 174, 239, 0.55), transparent);
    opacity: 0.55;
    transition: opacity var(--duration-base) ease;
}

.service-card:hover::before,
.advantage-card:hover::before {
    opacity: 1;
}

.service-card:nth-child(3n+2)::before {
    background: linear-gradient(90deg, transparent, rgba(0, 102, 255, 0.6), transparent);
}

.service-card:nth-child(3n+3)::before {
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.55), transparent);
}

.service-card:nth-child(3n+2):hover {
    border-color: rgba(0, 102, 255, 0.35);
    box-shadow: inset 0 1px 0 0 rgba(255, 255, 255, 0.12), 0 18px 42px rgba(0, 0, 0, 0.48), 0 0 32px rgba(0, 102, 255, 0.12);
}

.service-card:nth-child(3n+3):hover {
    border-color: rgba(99, 102, 241, 0.32);
    box-shadow: inset 0 1px 0 0 rgba(255, 255, 255, 0.12), 0 18px 42px rgba(0, 0, 0, 0.48), 0 0 32px rgba(99, 102, 241, 0.12);
}

.service-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.08rem;
    color: var(--color-text);
}

.service-desc {
    font-size: 0.94rem;
    line-height: 1.6;
    color: var(--color-text-body);
}

.services-glow-a {
    top: -40px;
    left: -60px;
    width: 460px;
    height: 460px;
}

.services-glow-b {
    bottom: -60px;
    right: -70px;
    width: 520px;
    height: 520px;
}

/* ---------------------------------------------------------------------- */
/* Advantages                                                              */
/* ---------------------------------------------------------------------- */
.advantages-section {
    background:
        linear-gradient(180deg, transparent 0%, rgba(37, 99, 235, 0.05) 50%, transparent 100%),
        var(--color-bg);
}

.ventajas-glow-a {
    top: -60px;
    left: -80px;
    width: 480px;
    height: 480px;
}

.ventajas-glow-b {
    top: -60px;
    right: -80px;
    width: 480px;
    height: 480px;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
}

.advantage-card {
    padding: var(--space-5);
    text-align: left;
}

.advantage-index {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--color-cyan);
    letter-spacing: 0.1em;
    margin-bottom: var(--space-3);
    display: block;
}

.advantage-card:nth-child(4n+2)::before {
    background: linear-gradient(90deg, transparent, rgba(0, 102, 255, 0.6), transparent);
}

.advantage-card:nth-child(4n+2) .advantage-index {
    color: var(--color-blue);
}

.advantage-card:nth-child(4n+3)::before {
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.55), transparent);
}

.advantage-card:nth-child(4n+3) .advantage-index {
    color: var(--color-blue-violet);
}

.advantage-card:nth-child(4n+4)::before {
    background: linear-gradient(90deg, transparent, rgba(10, 61, 255, 0.6), transparent);
}

.advantage-card:nth-child(4n+4) .advantage-index {
    color: var(--color-blue-deep);
}

.advantage-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: var(--space-2);
    color: var(--color-text);
}

.advantage-desc {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--color-text-body);
}

/* ---------------------------------------------------------------------- */
/* About                                                                   */
/* ---------------------------------------------------------------------- */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 0.85fr;
    gap: var(--space-8);
    align-items: center;
}

.about-copy .section-title,
.about-copy .eyebrow {
    text-align: left;
}

.about-text {
    text-align: left;
}

.about-paragraph {
    max-width: 54ch;
    font-size: 1.02rem;
    line-height: 1.75;
    color: var(--color-text-body);
    margin-bottom: var(--space-6);
}

.about-pillars {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    list-style: none;
}

.about-pillars li {
    padding: 0.5rem 1rem;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--color-text);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-pill);
}

/* Holds the cover image (imagenes/krotar-chessnano.webp) — overflow:hidden +
   border-radius here are what actually clip/round the image itself. */
.about-visual {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-xl);
    border: 1px solid rgba(59, 130, 246, 0.16);
    background:
        radial-gradient(1px 1px at 18% 24%, rgba(255, 255, 255, 0.55) 50%, transparent 52%),
        radial-gradient(1px 1px at 74% 18%, rgba(255, 255, 255, 0.4) 50%, transparent 52%),
        radial-gradient(1.5px 1.5px at 62% 68%, rgba(255, 255, 255, 0.45) 50%, transparent 52%),
        radial-gradient(1px 1px at 30% 78%, rgba(255, 255, 255, 0.35) 50%, transparent 52%),
        radial-gradient(1px 1px at 85% 55%, rgba(255, 255, 255, 0.3) 50%, transparent 52%),
        repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.02) 0px, rgba(255, 255, 255, 0.02) 1px, transparent 1px, transparent 32px),
        repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.02) 0px, rgba(255, 255, 255, 0.02) 1px, transparent 1px, transparent 32px),
        linear-gradient(165deg, rgba(255, 255, 255, 0.035) 0%, rgba(4, 5, 11, 0.6) 60%);
    aspect-ratio: 4 / 5;
    box-shadow: inset 0 1px 0 0 rgba(255, 255, 255, 0.06), 0 20px 50px rgba(0, 0, 0, 0.5);
}

.about-visual .ambient-glow-blue {
    top: -8%;
    left: -10%;
    width: 80%;
    height: 60%;
}

.about-visual .ambient-glow-cyan {
    bottom: -10%;
    right: -8%;
    width: 70%;
    height: 55%;
}

.about-visual-accent {
    position: absolute;
    top: 35%;
    right: 8%;
    width: 46%;
    height: 34%;
    border-radius: 50%;
    filter: blur(65px);
    background: radial-gradient(circle, rgba(10, 61, 255, 0.32) 0%, transparent 75%);
    mix-blend-mode: screen;
    pointer-events: none;
}

.about-visual-image {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 50% 50%;
    border-radius: var(--radius-xl);
}

/* ---------------------------------------------------------------------- */
/* Responsive                                                              */
/* ---------------------------------------------------------------------- */
@media (max-width: 980px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    .about-visual {
        aspect-ratio: 16 / 9;
        max-width: 480px;
        margin: 0 auto;
    }

    .about-text,
    .about-copy .section-title,
    .about-copy .eyebrow {
        text-align: center;
    }

    .about-paragraph {
        margin-left: auto;
        margin-right: auto;
    }

    .about-pillars {
        justify-content: center;
    }
}

@media (max-width: 640px) {
    .services-grid {
        grid-template-columns: 1fr;
    }

    .advantages-grid {
        grid-template-columns: 1fr;
    }
}