/* =========================================================
   PREMIUM SCHOOL INFRASTRUCTURE
   Brand Palette:
   Navy  #0D0B61
   White #FFFFFF
   Gold  #F4CE14
========================================================= */


/* =========================================================
   ROOT VARIABLES
========================================================= */

:root {

    --infra-navy: #0D0B61;
    --infra-gold: #F4CE14;
    --infra-white: #FFFFFF;

    --infra-text: #303044;
    --infra-muted: #6d6d7c;

    --infra-soft: #f7f7fb;
    --infra-border: rgba(13, 11, 97, 0.10);

    --infra-shadow:
        0 25px 70px rgba(13, 11, 97, 0.12);

    --infra-radius: 28px;
}


/* =========================================================
   PAGE BASE
========================================================= */

.infrastructure-page {

    position: relative;

    overflow: hidden;

    background:
        linear-gradient(
            rgba(255,255,255,0.94),
            rgba(255,255,255,0.94)
        ),
        linear-gradient(
            rgba(13,11,97,0.055) 1px,
            transparent 1px
        ),
        linear-gradient(
            90deg,
            rgba(13,11,97,0.055) 1px,
            transparent 1px
        );

    background-size:
        auto,
        32px 32px,
        32px 32px;

    color: var(--infra-text);
}


/* Decorative glow */

.infrastructure-page::before {

    content: "";

    position: absolute;

    width: 500px;
    height: 500px;

    top: 400px;
    left: -250px;

    border-radius: 50%;

    background:
        radial-gradient(
            circle,
            rgba(244,206,20,0.16),
            transparent 70%
        );

    pointer-events: none;
}

.infrastructure-page::after {

    content: "";

    position: absolute;

    width: 450px;
    height: 450px;

    right: -230px;
    top: 1100px;

    border-radius: 50%;

    background:
        radial-gradient(
            circle,
            rgba(13,11,97,0.10),
            transparent 70%
        );

    pointer-events: none;
}


/* =========================================================
   CONTAINER
========================================================= */

.infra-container {

    width: min(1180px, 90%);

    margin: 0 auto;

    position: relative;

    z-index: 2;
}


/* =========================================================
   INTRO
========================================================= */

.infra-intro {

    padding: 80px 0;
}


.infra-intro .infra-container {

    display: grid;

    grid-template-columns:
        1fr 0.9fr;

    align-items: center;

    gap: 80px;
}


.infra-intro-content {

    max-width: 600px;
}


.infra-eyebrow {

    display: inline-flex;

    align-items: center;

    gap: 10px;

    font-size: 12px;

    font-weight: 800;

    letter-spacing: 3px;

    color: var(--infra-navy);

    margin-bottom: 18px;
}


.infra-eyebrow::before {

    content: "";

    width: 28px;
    height: 2px;

    background: var(--infra-gold);
}


.infra-eyebrow.light {

    color: var(--infra-white);
}


.infra-intro h1,
.section-heading h2,
.infra-cta h2 {

    margin: 0;

    color: var(--infra-navy);

    font-size: clamp(38px, 4vw, 62px);

    line-height: 1.05;

    font-weight: 800;

    letter-spacing: -2px;
}


.infra-intro h1 span,
.section-heading h2 span,
.infra-cta h2 span {

    color: var(--infra-gold);

}


.gold-line {

    width: 70px;
    height: 4px;

    margin: 25px 0;

    background: var(--infra-gold);

    border-radius: 10px;

    position: relative;
}


.gold-line::after {

    content: "";

    position: absolute;

    left: 20px;

    top: 0;

    width: 50px;

    height: 4px;

    background: var(--infra-navy);

    opacity: 0.2;

    border-radius: 10px;
}


.gold-line.centered {

    margin: 25px auto;
}


.infra-intro p,
.facility-content p,
.library-content p {

    color: var(--infra-muted);

    font-size: 15px;

    line-height: 1.9;

    margin: 0 0 17px;
}


/* =========================================================
   INTRO HIGHLIGHTS
========================================================= */

.infra-highlights {

    display: flex;

    gap: 30px;

    margin-top: 35px;

    flex-wrap: wrap;
}


.infra-highlight {

    display: flex;

    flex-direction: column;

    gap: 5px;
}


.infra-highlight strong {

    color: var(--infra-navy);

    font-size: 22px;
}


.infra-highlight span {

    font-size: 12px;

    color: var(--infra-muted);

}


/* =========================================================
   PREMIUM IMAGE CARDS
========================================================= */

.infra-image-card,
.facility-image,
.library-image {

    position: relative;

    overflow: hidden;

    border-radius: var(--infra-radius);

    box-shadow: var(--infra-shadow);

    background: var(--infra-navy);

}


.infra-image-card {

    min-height: 500px;
}


.infra-image-card img,
.facility-image img,
.library-image img {

    width: 100%;
    height: 100%;

    display: block;

    object-fit: cover;

    transition:
        transform 0.8s ease,
        filter 0.8s ease;
}


.shine-card:hover img {

    transform: scale(1.06);

    filter:
        saturate(1.08)
        contrast(1.04);
}


/* Moving light reflection */

.image-shine {

    position: absolute;

    z-index: 3;

    top: -100%;

    left: -100%;

    width: 60%;
    height: 300%;

    background:
        linear-gradient(
            90deg,
            transparent,
            rgba(255,255,255,0.35),
            transparent
        );

    transform: rotate(25deg);

    transition: none;

    pointer-events: none;
}


.shine-card:hover .image-shine {

    animation: imageShine 1.1s ease forwards;
}


@keyframes imageShine {

    0% {
        left: -100%;
    }

    100% {
        left: 160%;
    }
}


/* =========================================================
   IMAGE CAPTION
========================================================= */

.image-card-caption {

    position: absolute;

    z-index: 4;

    left: 25px;
    right: 25px;
    bottom: 25px;

    padding: 18px 20px;

    display: flex;

    align-items: center;

    gap: 15px;

    background:
        rgba(13,11,97,0.86);

    backdrop-filter: blur(12px);

    border-radius: 18px;

    color: white;
}


.image-card-caption > span {

    color: var(--infra-gold);

    font-weight: 800;
}


.image-card-caption strong {

    display: block;

    font-size: 15px;
}


.image-card-caption small {

    display: block;

    margin-top: 4px;

    opacity: 0.75;

    font-size: 11px;
}


/* =========================================================
   FACILITIES BANNER
========================================================= */

.facilities-banner {

    min-height: 420px;

    position: relative;

    display: flex;

    align-items: center;

    background:
        linear-gradient(
            120deg,
            rgba(13,11,97,0.96),
            rgba(13,11,97,0.78)
        ),
        url("images/facilities-banner.jpg")
        center / cover no-repeat;

    overflow: hidden;
}


.facilities-banner::before {

    content: "";

    position: absolute;

    width: 500px;
    height: 500px;

    right: -150px;
    top: -200px;

    border: 1px solid rgba(244,206,20,0.3);

    border-radius: 50%;
}


.facilities-banner::after {

    content: "";

    position: absolute;

    width: 700px;
    height: 700px;

    right: -250px;
    top: -300px;

    border: 1px solid rgba(255,255,255,0.08);

    border-radius: 50%;
}


.banner-content {

    text-align: center;

    max-width: 800px;
}


.banner-content h2 {

    color: white;

    font-size: clamp(40px, 5vw, 68px);

    line-height: 1.05;

    margin: 0;
}


.banner-content h2 span {

    color: var(--infra-gold);
}


.banner-content p {

    max-width: 650px;

    margin: 25px auto 0;

    color: rgba(255,255,255,0.78);

    line-height: 1.8;

    font-size: 15px;
}


/* =========================================================
   FACILITY SECTIONS
========================================================= */

.facility-section {

    padding: 110px 0;

    position: relative;
}


.facility-light {

    background: rgba(255,255,255,0.94);
}


.facility-dark {

    background:

        radial-gradient(
            circle at 15% 50%,
            rgba(244,206,20,0.08),
            transparent 30%
        ),

        var(--infra-navy);

}


.facility-grid {

    display: grid;

    grid-template-columns:
        1fr 1fr;

    align-items: center;

    gap: 80px;
}


.facility-grid.reverse {

    grid-template-columns:
        1fr 1fr;
}


.facility-content {

    position: relative;
}


.facility-number {

    position: absolute;

    top: -45px;
    right: 0;

    font-size: 80px;

    font-weight: 900;

    color: rgba(13,11,97,0.045);

    line-height: 1;

    pointer-events: none;
}


.facility-dark .facility-number {

    color: rgba(255,255,255,0.07);
}


.facility-content h2 {

    margin: 0;

    font-size: clamp(35px, 4vw, 55px);

    color: var(--infra-navy);

    line-height: 1.1;
}


.facility-dark .facility-content h2 {

    color: white;
}


.facility-content h2 span {

    color: var(--infra-gold);
}


.facility-image {

    height: 430px;
}


.floating-label {

    position: absolute;

    z-index: 4;

    bottom: 20px;

    left: 20px;

    padding: 9px 15px;

    background: var(--infra-gold);

    color: var(--infra-navy);

    border-radius: 50px;

    font-size: 10px;

    font-weight: 900;

    letter-spacing: 1px;
}


/* =========================================================
   FACILITY BULLETS
========================================================= */

.facility-points {

    padding: 0;

    margin: 25px 0 0;

    list-style: none;

    display: grid;

    grid-template-columns: 1fr 1fr;

    gap: 13px 25px;
}


.facility-points li {

    position: relative;

    padding-left: 23px;

    color: var(--infra-muted);

    font-size: 13px;
}


.facility-dark .facility-points li {

    color: rgba(255,255,255,0.72);
}


.facility-points li::before {

    content: "✦";

    position: absolute;

    left: 0;

    color: var(--infra-gold);

    font-size: 12px;
}


/* =========================================================
   ACTIVITY SECTION
========================================================= */

.activity-section {

    padding: 110px 0;

    background:

        linear-gradient(
            rgba(255,255,255,0.96),
            rgba(255,255,255,0.96)
        ),

        linear-gradient(
            rgba(13,11,97,0.05) 1px,
            transparent 1px
        ),

        linear-gradient(
            90deg,
            rgba(13,11,97,0.05) 1px,
            transparent 1px
        );

    background-size:
        auto,
        30px 30px,
        30px 30px;
}


.section-heading {

    text-align: center;

    max-width: 750px;

    margin: 0 auto 60px;
}


.section-heading h2 {

    font-size: clamp(38px, 5vw, 58px);
}


.section-heading p {

    color: var(--infra-muted);

    line-height: 1.8;

    font-size: 15px;
}


.activity-grid {

    display: grid;

    grid-template-columns: 1fr 1fr;

    gap: 30px;
}


.activity-card {

    position: relative;

    padding: 45px;

    border-radius: 28px;

    background: white;

    border: 1px solid var(--infra-border);

    box-shadow:
        0 15px 45px rgba(13,11,97,0.07);

    transition:
        transform 0.4s ease,
        box-shadow 0.4s ease;
}


.activity-card:hover {

    transform: translateY(-8px);

    box-shadow:
        0 25px 60px rgba(13,11,97,0.13);
}


.activity-card.featured {

    background: var(--infra-navy);

    color: white;
}


.activity-icon {

    width: 55px;
    height: 55px;

    display: grid;
    place-items: center;

    margin-bottom: 25px;

    border-radius: 50%;

    background: rgba(244,206,20,0.15);

    color: var(--infra-gold);

    font-size: 22px;
}


.activity-card > span {

    color: var(--infra-gold);

    font-size: 12px;

    font-weight: 900;

    letter-spacing: 2px;
}


.activity-card h3 {

    margin: 10px 0 15px;

    color: var(--infra-navy);

    font-size: 28px;
}


.activity-card.featured h3 {

    color: white;
}


.activity-card p {

    color: var(--infra-muted);

    line-height: 1.8;

    font-size: 14px;
}


.activity-card.featured p {

    color: rgba(255,255,255,0.72);
}


.activity-line {

    margin-top: 25px;

    width: 45px;
    height: 3px;

    background: var(--infra-gold);
}


/* =========================================================
   LIBRARY
========================================================= */

.library-section {

    padding: 120px 0;

    background: var(--infra-soft);
}


.library-grid {

    display: grid;

    grid-template-columns:
        0.95fr 1.05fr;

    align-items: center;

    gap: 80px;
}


.library-content h2 {

    color: var(--infra-navy);

    font-size: clamp(40px, 4vw, 58px);

    line-height: 1.05;

    margin: 0;
}


.library-content h2 span {

    color: var(--infra-gold);
}


.library-image {

    height: 480px;
}


.library-image-overlay {

    position: absolute;

    z-index: 4;

    left: 30px;
    bottom: 30px;

    color: white;

    text-shadow: 0 3px 15px rgba(0,0,0,0.4);
}


.library-image-overlay strong {

    display: block;

    font-size: 45px;

    letter-spacing: 5px;
}


.library-image-overlay span {

    font-size: 12px;

    letter-spacing: 2px;

    opacity: 0.85;
}


/* =========================================================
   LIBRARY STATS
========================================================= */

.library-stats {

    display: flex;

    gap: 35px;

    margin-top: 35px;

    flex-wrap: wrap;
}


.library-stats div {

    display: flex;

    flex-direction: column;
}


.library-stats strong {

    color: var(--infra-navy);

    font-size: 30px;
}


.library-stats span {

    color: var(--infra-muted);

    font-size: 11px;

    margin-top: 3px;
}


/* =========================================================
   BENEFITS
========================================================= */

.benefits-section {

    padding: 100px 0;

    background: white;
}


.benefits-grid {

    display: grid;

    grid-template-columns:
        repeat(3, 1fr);

    gap: 20px;
}


.benefit-item {

    padding: 28px;

    border: 1px solid var(--infra-border);

    border-radius: 18px;

    background: white;

    transition:
        transform 0.35s ease,
        border-color 0.35s ease,
        box-shadow 0.35s ease;
}


.benefit-item:hover {

    transform: translateY(-5px);

    border-color: var(--infra-gold);

    box-shadow:
        0 15px 35px rgba(13,11,97,0.08);
}


.benefit-item span {

    color: var(--infra-gold);

    font-size: 11px;

    font-weight: 900;

    letter-spacing: 2px;
}


.benefit-item p {

    margin: 10px 0 0;

    color: var(--infra-navy);

    font-weight: 700;

    font-size: 14px;

    line-height: 1.5;
}


/* =========================================================
   FINAL CTA
========================================================= */

.infra-cta {

    position: relative;

    padding: 120px 0;

    background:

        radial-gradient(
            circle at 85% 30%,
            rgba(244,206,20,0.14),
            transparent 30%
        ),

        var(--infra-navy);

    overflow: hidden;
}


.infra-cta::before {

    content: "";

    position: absolute;

    width: 550px;
    height: 550px;

    right: -250px;
    top: -200px;

    border: 1px solid rgba(244,206,20,0.22);

    border-radius: 50%;
}


.cta-content {

    max-width: 760px;

    text-align: center;

    margin: auto;
}


.infra-cta h2 {

    color: white;
}


.infra-cta p {

    max-width: 650px;

    margin: 25px auto;

    color: rgba(255,255,255,0.72);

    line-height: 1.8;

    font-size: 15px;
}


.gold-button {

    display: inline-flex;

    align-items: center;

    gap: 15px;

    margin-top: 15px;

    padding: 15px 25px;

    background: var(--infra-gold);

    color: var(--infra-navy);

    text-decoration: none;

    font-size: 13px;

    font-weight: 800;

    border-radius: 50px;

    transition:
        transform 0.3s ease,
        box-shadow 0.3s ease;
}


.gold-button:hover {

    transform: translateY(-4px);

    box-shadow:
        0 12px 30px rgba(244,206,20,0.28);
}


.gold-button span {

    font-size: 18px;
}


/* =========================================================
   SCROLL REVEAL
========================================================= */

.reveal {

    opacity: 0;

    transform: translateY(35px);

    transition:
        opacity 0.8s ease,
        transform 0.8s ease;
}


.reveal.active {

    opacity: 1;

    transform: translateY(0);
}


/* =========================================================
   RESPONSIVE — TABLET
========================================================= */

@media (max-width: 900px) {

    .infra-intro .infra-container,
    .facility-grid,
    .facility-grid.reverse,
    .library-grid {

        grid-template-columns: 1fr;

        gap: 50px;
    }


    .infra-intro {

        padding: 80px 0;
    }


    .infra-image-card {

        min-height: 430px;
    }


    .facility-section {

        padding: 85px 0;
    }


    .facility-grid.reverse .facility-image {

        order: 1;
    }


    .facility-grid.reverse .facility-content {

        order: 2;
    }


    .facility-image {

        height: 400px;
    }


    .benefits-grid {

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


    .library-image {

        height: 400px;
    }

}


/* =========================================================
   RESPONSIVE — MOBILE
========================================================= */

@media (max-width: 600px) {

    .infra-container {

        width: min(92%, 1180px);
    }


    .infra-intro {

        padding: 65px 0;
    }


    .infra-intro h1,
    .section-heading h2,
    .infra-cta h2 {

        font-size: 38px;

        letter-spacing: -1px;
    }


    .infra-intro p,
    .facility-content p,
    .library-content p {

        font-size: 14px;

        line-height: 1.75;
    }


    .infra-highlights {

        gap: 20px;

        display: grid;

        grid-template-columns:
            1fr 1fr;
    }


    .infra-highlight:last-child {

        grid-column: 1 / -1;
    }


    .infra-image-card {

        min-height: 350px;

        border-radius: 20px;
    }


    .facilities-banner {

        min-height: 360px;
    }


    .banner-content h2 {

        font-size: 42px;
    }


    .facility-section {

        padding: 70px 0;
    }


    .facility-image {

        height: 300px;

        border-radius: 20px;
    }


    .facility-number {

        font-size: 60px;

        top: -35px;
    }


    .facility-points {

        grid-template-columns: 1fr;

        gap: 12px;
    }


    .activity-section,
    .library-section,
    .benefits-section {

        padding: 75px 0;
    }


    .activity-grid {

        grid-template-columns: 1fr;
    }


    .activity-card {

        padding: 30px;
    }


    .library-grid {

        gap: 40px;
    }


    .library-image {

        height: 320px;
    }


    .library-image-overlay strong {

        font-size: 35px;
    }


    .library-stats {

        gap: 22px;
    }


    .library-stats strong {

        font-size: 25px;
    }


    .benefits-grid {

        grid-template-columns: 1fr;
    }


    .infra-cta {

        padding: 85px 0;
    }

}


/* =========================================================
   ACCESSIBILITY
========================================================= */

@media (prefers-reduced-motion: reduce) {

    .reveal {

        opacity: 1;

        transform: none;

        transition: none;
    }

    .shine-card:hover .image-shine {

        animation: none;
    }

    .shine-card:hover img {

        transform: none;
    }

}