/* =========================================================
   HEDA HEAVY DUTY PALLET RACKING
   FULL PRODUCT DESCRIPTION SECTION
========================================================= */

.heda-hd-rack {
    --heda-blue: #0a3156;
    --heda-blue-dark: #072945;
    --heda-blue-deeper: #06223b;
    --heda-orange: #ff7100;
    --heda-text: #25364a;
    --heda-muted: #667085;
    --heda-light: #f5f7f9;
    --heda-border: #e4e9ee;
    --heda-white: #ffffff;

    width: 100%;
    margin: 0;
    padding: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--heda-text);
    line-height: 1.7;
}

.heda-hd-rack *,
.heda-hd-rack *::before,
.heda-hd-rack *::after {
    box-sizing: border-box;
}

.heda-hd-rack img {
    display: block;
    width: 100%;
    max-width: 100%;
}

.heda-hd-rack .container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.heda-hd-rack section {
    padding: 76px 0;
}

.heda-hd-rack h2,
.heda-hd-rack h3,
.heda-hd-rack p {
    margin-top: 0;
}

.heda-hd-rack h2 {
    margin-bottom: 20px;
    color: var(--heda-blue-dark);
    font-size: 38px;
    line-height: 1.18;
    font-weight: 500;
}

.heda-hd-rack h3 {
    margin-bottom: 10px;
    color: var(--heda-blue-dark);
    font-size: 20px;
    line-height: 1.35;
}

.heda-hd-rack p {
    margin-bottom: 20px;
    color: var(--heda-muted);
    font-size: 16px;
}

.heda-hd-rack .section-label {
    display: inline-block;
    margin-bottom: 15px;
    color: var(--heda-orange);
    font-size: 13px;
    line-height: 1.4;
    font-weight: 700;
    letter-spacing: 1.6px;
    text-transform: uppercase;
}

.heda-hd-rack .section-intro {
    width: 100%;
    max-width: 780px;
    margin-bottom: 40px;
}


/* =========================================================
   IMAGE BOX
========================================================= */

.heda-hd-rack .image-box {
    width: 100%;
    overflow: hidden;
    background: #edf1f4;
}

.heda-hd-rack .image-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}


/* =========================================================
   01 PRODUCT INTRO
========================================================= */

.heda-hd-rack .intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.heda-hd-rack .intro-image {
    aspect-ratio: 1.25 / 1;
}

.heda-hd-rack .intro-copy p {
    max-width: 570px;
}

.heda-hd-rack .key-points {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 17px 26px;
    margin-top: 30px;
}

.heda-hd-rack .key-point {
    position: relative;
    padding-left: 25px;
    color: var(--heda-blue-dark);
    font-size: 14px;
    line-height: 1.5;
    font-weight: 600;
}

.heda-hd-rack .key-point::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0;
    color: var(--heda-orange);
    font-size: 17px;
    font-weight: 700;
}


/* =========================================================
   02 KEY ADVANTAGES
========================================================= */

.heda-hd-rack .features-section {
    background: var(--heda-light);
}

.heda-hd-rack .features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.heda-hd-rack .feature-card {
    position: relative;
    min-height: 220px;
    padding: 30px 28px;
    background: #ffffff;
    border: 1px solid var(--heda-border);
    transition: transform .25s ease, box-shadow .25s ease;
}

.heda-hd-rack .feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(5, 38, 66, .08);
}

.heda-hd-rack .feature-number {
    display: flex;
    width: 40px;
    height: 40px;
    margin-bottom: 20px;
    align-items: center;
    justify-content: center;
    background: var(--heda-blue);
    color: #ffffff;
    font-size: 13px;
    font-weight: 700;
}

.heda-hd-rack .feature-card h3 {
    font-size: 19px;
}

.heda-hd-rack .feature-card p {
    margin-bottom: 0;
    font-size: 14px;
}


/* =========================================================
   03 TECHNICAL SPECIFICATION
========================================================= */

.heda-hd-rack .spec-grid {
    display: grid;
    grid-template-columns: .82fr 1.18fr;
    gap: 58px;
    align-items: start;
}

.heda-hd-rack .spec-copy {
    position: sticky;
    top: 20px;
}

.heda-hd-rack .spec-table {
    width: 100%;
    border-collapse: collapse;
    border: 1px solid var(--heda-border);
    background: #ffffff;
}

.heda-hd-rack .spec-table tr {
    border-bottom: 1px solid var(--heda-border);
}

.heda-hd-rack .spec-table tr:last-child {
    border-bottom: 0;
}

.heda-hd-rack .spec-table th,
.heda-hd-rack .spec-table td {
    padding: 14px 17px;
    text-align: left;
    vertical-align: top;
    font-size: 14px;
}

.heda-hd-rack .spec-table th {
    width: 38%;
    background: #f7f9fb;
    color: var(--heda-blue-dark);
    font-weight: 700;
}

.heda-hd-rack .spec-table td {
    color: #526173;
}


/* =========================================================
   04 HOW IT WORKS
========================================================= */

.heda-hd-rack .working-section {
    background: var(--heda-blue-dark);
}

.heda-hd-rack .working-section .container {
    max-width: 1320px;
}

.heda-hd-rack .working-grid {
    display: grid;
    grid-template-columns: 58% 42%;
    gap: 55px;
    align-items: center;
}

.heda-hd-rack .working-image {
    width: 100%;
    min-height: 520px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #ffffff;
}

.heda-hd-rack .working-image img {
    width: 100%;
    height: 100%;
    min-height: 520px;
    object-fit: contain;
    object-position: center;
}

.heda-hd-rack .working-content h2 {
    color: #ffffff;
}

.heda-hd-rack .working-content > p {
    color: rgba(255,255,255,.76);
}

.heda-hd-rack .working-list {
    margin-top: 28px;
}

.heda-hd-rack .working-item {
    display: grid;
    grid-template-columns: 42px 1fr;
    gap: 16px;
    padding: 18px 0;
    border-bottom: 1px solid rgba(255,255,255,.14);
}

.heda-hd-rack .working-item:last-child {
    border-bottom: 0;
}

.heda-hd-rack .working-number {
    display: flex;
    width: 38px;
    height: 38px;
    align-items: center;
    justify-content: center;
    background: var(--heda-orange);
    color: #ffffff;
    font-size: 13px;
    font-weight: 700;
}

.heda-hd-rack .working-item h3 {
    margin-bottom: 4px;
    color: #ffffff;
    font-size: 17px;
    font-weight: 500;
}

.heda-hd-rack .working-item p {
    margin-bottom: 0;
    color: rgba(255,255,255,.72);
    font-size: 14px;
}


/* =========================================================
   05 COMPONENTS & SAFETY
========================================================= */

.heda-hd-rack .components-section {
    background: #ffffff;
}

.heda-hd-rack .components-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 55px;
    align-items: center;
}

.heda-hd-rack .components-image {
    aspect-ratio: 1.15 / 1;
}

.heda-hd-rack .components-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 26px;
}

.heda-hd-rack .component-item {
    position: relative;
    padding: 13px 14px 13px 32px;
    background: #f7f9fb;
    border: 1px solid var(--heda-border);
    color: var(--heda-blue-dark);
    font-size: 14px;
    font-weight: 600;
}

.heda-hd-rack .component-item::before {
    content: "";
    position: absolute;
    left: 15px;
    top: 50%;
    width: 6px;
    height: 6px;
    margin-top: -3px;
    background: var(--heda-orange);
}


/* =========================================================
   SAFETY STRIP
========================================================= */

.heda-hd-rack .safety-strip {
    margin-top: 40px;
    padding: 28px 30px;
    background: #f3f6f8;
    border-left: 4px solid var(--heda-orange);
}

.heda-hd-rack .safety-strip h3 {
    margin-bottom: 8px;
    font-size: 19px;
}

.heda-hd-rack .safety-strip p {
    margin-bottom: 0;
    font-size: 14px;
}


/* =========================================================
   06 APPLICATIONS
========================================================= */

.heda-hd-rack .applications-section {
    background: var(--heda-light);
}

.heda-hd-rack .applications-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
}

.heda-hd-rack .application-card {
    min-height: 170px;
    padding: 25px 20px;
    background: #ffffff;
    border: 1px solid var(--heda-border);
}

.heda-hd-rack .application-icon {
    width: 28px;
    height: 3px;
    margin-bottom: 20px;
    background: var(--heda-orange);
}

.heda-hd-rack .application-card h3 {
    font-size: 17px;
}

.heda-hd-rack .application-card p {
    margin-bottom: 0;
    font-size: 13px;
    line-height: 1.65;
}


/* =========================================================
   07 PROJECT / DETAIL GALLERY
========================================================= */

.heda-hd-rack .gallery-section {
    background: #ffffff;
}

.heda-hd-rack .gallery-heading {
    margin-bottom: 38px;
}

.heda-hd-rack .gallery-grid {
    display: grid;
    grid-template-columns: 1.25fr .75fr;
    gap: 20px;
}

.heda-hd-rack .gallery-main {
    height: 540px;
}

.heda-hd-rack .gallery-side {
    display: grid;
    grid-template-rows: 1fr 1fr;
    gap: 20px;
}

.heda-hd-rack .gallery-small {
    height: 260px;
}


/* =========================================================
   08 PROJECT INFORMATION
========================================================= */

.heda-hd-rack .project-info-section {
    padding-top: 20px;
}

.heda-hd-rack .project-info-box {
    display: grid;
    grid-template-columns: .85fr 1.15fr;
    gap: 45px;
    padding: 45px;
    background: var(--heda-blue-dark);
}

.heda-hd-rack .project-info-box h2 {
    color: #ffffff;
}

.heda-hd-rack .project-info-box p {
    color: rgba(255,255,255,.72);
}

.heda-hd-rack .required-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.heda-hd-rack .required-item {
    padding: 14px 16px;
    background: rgba(255,255,255,.07);
    border: 1px solid rgba(255,255,255,.12);
    color: #ffffff;
    font-size: 14px;
}


/* =========================================================
   09 CTA
========================================================= */

.heda-hd-rack .cta-section {
    padding-top: 35px;
}

.heda-hd-rack .cta-box {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 35px;
    align-items: center;
    padding: 42px;
    background: #f3f5f7;
    border-left: 5px solid var(--heda-orange);
}

.heda-hd-rack .cta-box h2 {
    margin-bottom: 10px;
    font-size: 29px;
}

.heda-hd-rack .cta-box p {
    margin-bottom: 0;
    max-width: 720px;
}

.heda-hd-rack .cta-btn {
    display: inline-block;
    padding: 16px 29px;
    background: var(--heda-orange);
    color: #ffffff !important;
    text-decoration: none;
    font-size: 14px;
    line-height: 1.4;
    font-weight: 700;
    white-space: nowrap;
    transition: background .2s ease;
}

.heda-hd-rack .cta-btn:hover {
    background: #de6200;
}


/* =========================================================
   TABLET
========================================================= */

@media (max-width: 1050px) {

    .heda-hd-rack .working-grid {
        grid-template-columns: 55% 45%;
        gap: 35px;
    }

    .heda-hd-rack .working-image,
    .heda-hd-rack .working-image img {
        min-height: 450px;
    }

    .heda-hd-rack .applications-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}


/* =========================================================
   RESPONSIVE
========================================================= */

@media (max-width: 900px) {

    .heda-hd-rack section {
        padding: 56px 0;
    }

    .heda-hd-rack h2 {
        font-size: 31px;
    }

    .heda-hd-rack .intro-grid,
    .heda-hd-rack .spec-grid,
    .heda-hd-rack .working-grid,
    .heda-hd-rack .components-layout,
    .heda-hd-rack .project-info-box {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .heda-hd-rack .spec-copy {
        position: static;
    }

    .heda-hd-rack .features-grid {
        grid-template-columns: 1fr 1fr;
    }

    .heda-hd-rack .working-image {
        min-height: auto;
        aspect-ratio: 1.2 / 1;
    }

    .heda-hd-rack .working-image img {
        min-height: 0;
        height: 100%;
    }

    .heda-hd-rack .applications-grid {
        grid-template-columns: 1fr 1fr;
    }

    .heda-hd-rack .cta-box {
        grid-template-columns: 1fr;
    }
}


/* =========================================================
   MOBILE
========================================================= */

@media (max-width: 600px) {

    .heda-hd-rack .container {
        padding: 0 16px;
    }

    .heda-hd-rack section {
        padding: 48px 0;
    }

    .heda-hd-rack h2 {
        font-size: 27px;
    }

    .heda-hd-rack .key-points,
    .heda-hd-rack .features-grid,
    .heda-hd-rack .components-grid,
    .heda-hd-rack .applications-grid,
    .heda-hd-rack .gallery-grid,
    .heda-hd-rack .required-info {
        grid-template-columns: 1fr;
    }

    .heda-hd-rack .gallery-side {
        grid-template-rows: auto;
    }

    .heda-hd-rack .gallery-main,
    .heda-hd-rack .gallery-small {
        height: auto;
        aspect-ratio: 1.2 / 1;
    }

    .heda-hd-rack .project-info-box {
        padding: 30px 22px;
    }

    .heda-hd-rack .cta-box {
        padding: 30px 22px;
    }

}