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

:root {
    --blue: #087ea4;
    --deep: #063b57;
    --cyan: #18b7c9;
    --ink: #123246;
    --muted: #617988;

    --bg: #f5fbfd;
    --white: #ffffff;
    --line: #dcecf2;

    --shadow: 0 18px 50px rgba(4, 62, 88, 0.12);

    --radius: 22px;
}


/* ==========================================
   RESET
========================================== */

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}


html {
    scroll-behavior: smooth;
}


body {
    font-family:
        Inter,
        ui-sans-serif,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    color: var(--ink);
    background: var(--white);
    line-height: 1.6;
}


a {
    text-decoration: none;
    color: inherit;
}


.container {
    width: min(1160px, 92%);
    margin: auto;
}


/* ==========================================
   BRAND / LOGO
========================================== */

.brand {
    display: flex;
    align-items: center;
}


.brand-logo {
    height: 78px;
    width: auto;
    display: block;
    object-fit: contain;
}

/*****************************************
hero visual logo
******************************************/
/* Company logo in hero section */
.company-logo-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 350px;
    background: transparent;
}

.hero-company-logo {
    display: block;
    width: 100%;
    max-width: 400px;
    height: auto;
    object-fit: contain;
    border-radius: 12px;
}

/* ==========================================
   HEADER
========================================== */

header {
    position: sticky;
    top: 0;
    z-index: 20;

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

    backdrop-filter: blur(12px);

    border-bottom: 1px solid rgba(220, 236, 242, 0.8);
}


nav {
    height: 76px;

    display: flex;
    align-items: center;
    justify-content: space-between;
}


/* ==========================================
   NAVIGATION
========================================== */

.navlinks {
    display: flex;
    align-items: center;
    gap: 28px;

    font-size: 14px;
    font-weight: 650;
}


.navlinks a:hover {
    color: var(--blue);
}


.nav-cta {
    background: var(--blue);
    color: white !important;

    padding: 11px 18px;
    border-radius: 999px;
}


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

.menu {
    display: none;

    border: 0;
    background: none;

    font-size: 27px;
    color: var(--deep);

    cursor: pointer;
}


.mobile-nav {
    display: none;

    padding: 0 0 18px;

    gap: 15px;

    flex-direction: column;

    font-weight: 700;
}


/* ==========================================
   HERO
========================================== */

.hero {
    position: relative;
    overflow: hidden;

    background:
        linear-gradient(
            115deg,
            #f3fbfd 0%,
            #ffffff 55%,
            #e7f8fb 100%
        );

    padding: 84px 0 72px;
}


.hero::before {
    content: "";

    position: absolute;

    width: 520px;
    height: 520px;

    border-radius: 50%;

    right: -170px;
    top: -170px;

    background:
        radial-gradient(
            circle,
            #c8f2f6 0,
            #dff8fa 42%,
            transparent 70%
        );

    opacity: 0.8;
}


.hero-grid {
    display: grid;

    grid-template-columns:
        1.05fr
        0.95fr;

    gap: 55px;

    align-items: center;

    position: relative;
}


.hero-content {
    position: relative;
    z-index: 1;
}


/* ==========================================
   EYEBROW
========================================== */

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;

    background: #e4f7fa;
    color: var(--blue);

    padding: 7px 12px;

    border-radius: 999px;

    font-size: 12px;
    font-weight: 800;

    letter-spacing: 0.8px;
    text-transform: uppercase;

    margin-bottom: 20px;
}


/* ==========================================
   HEADINGS
========================================== */

h1 {
    font-size: clamp(44px, 6vw, 72px);

    line-height: 1.02;

    letter-spacing: -3px;

    color: var(--deep);

    max-width: 720px;
}


h1 span {
    color: var(--blue);
}


h2 {
    font-size: clamp(30px, 4vw, 44px);

    line-height: 1.1;

    color: var(--deep);

    letter-spacing: -1.5px;
}


/* ==========================================
   HERO TEXT
========================================== */

.hero p {
    font-size: 18px;

    color: var(--muted);

    max-width: 600px;

    margin: 24px 0 30px;
}


/* ==========================================
   BUTTONS
========================================== */

.buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}


.btn {
    display: inline-flex;

    align-items: center;
    justify-content: center;

    padding: 14px 21px;

    border-radius: 12px;

    font-weight: 800;

    border: 1px solid transparent;

    transition: 0.2s ease;
}



.btn:hover {
    transform: translateY(-2px);
}


.btn-primary {
    background: var(--blue);

    color: white;

    box-shadow:
        0 10px 24px rgba(8, 126, 164, 0.22);
}


.btn-secondary {
    background: white;

    border-color: var(--line);

    color: var(--deep);
}


/* ==========================================
   BUTTON ICONS
========================================== */

.btn i {
    margin-right: 8px;
}



/* ==========================================
   FLOATING CONTACT BUTTONS
========================================== */

.floating-contact {
    position: fixed;

    right: 22px;
    bottom: 22px;

    display: flex;
    flex-direction: column;

    gap: 12px;

    z-index: 1000;
}


/* ==========================================
   INDIVIDUAL BUTTON
========================================== */

.floating-btn {
    width: 54px;
    height: 54px;

    display: flex;
    align-items: center;
    justify-content: center;

    border: 2px solid rgba(255, 255, 255, 0.85);

    border-radius: 50%;

    color: #ffffff;

    text-decoration: none;

    font-size: 22px;

    box-shadow:
        0 8px 22px rgba(0, 0, 0, 0.16);

    transition:
        transform 0.2s ease,
        box-shadow 0.2s ease;
}


/* ==========================================
   CALL
========================================== */

.floating-call {
    background: var(--blue);
}


/* ==========================================
   WHATSAPP
========================================== */

.floating-whatsapp {
    background: #25d366;
}


/* ==========================================
   HOVER
========================================== */

.floating-btn:hover {
    transform: translateY(-3px);

    box-shadow:
        0 12px 28px rgba(0, 0, 0, 0.22);
}


/* ==========================================
   CLICK / TOUCH
========================================== */

.floating-btn:active {
    transform: translateY(-1px);
}





/* ==========================================
   HERO NOTES
========================================== */

.hero-notes {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;

    margin-top: 24px;
}


.hero-notes span {
    display: inline-flex;
    align-items: center;

    gap: 8px;

    padding: 8px 13px;

    border: 1px solid rgba(8, 126, 164, 0.14);

    border-radius: 999px;

    background: rgba(255, 255, 255, 0.75);

    color: var(--ink);

    font-size: 13px;
    font-weight: 600;

    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}


.hero-notes i {
    color: var(--blue);

    font-size: 14px;
}


/* ==========================================
   HERO VISUAL
========================================== */

.visual {
    min-height: 430px;

    position: relative;

    display: grid;

    place-items: center;
}


.water-card {
    width: min(390px, 85%);
    height: 390px;

    border-radius: 48% 48% 28% 28%;

    background:
        linear-gradient(
            160deg,
            #dff9fc,
            #ffffff 48%,
            #bdeff4
        );

    box-shadow: var(--shadow);

    position: relative;

    overflow: hidden;

    border: 1px solid #d2eef2;
}


.water-card::before {
    content: "";

    position: absolute;

    inset: 35px;

    border-radius: 40% 40% 20% 20%;

    background:
        linear-gradient(
            180deg,
            #ffffff,
            #eafcff
        );

    border: 1px solid #d7f0f4;
}


/* ==========================================
   HERO FILTER
========================================== */

.filter {
    position: absolute;

    left: 50%;
    top: 62px;

    transform: translateX(-50%);

    width: 125px;
    height: 245px;

    border-radius: 70px 70px 30px 30px;

    background:
        linear-gradient(
            90deg,
            #f9ffff,
            #dceef3 48%,
            #ffffff
        );

    box-shadow:
        0 15px 35px rgba(2, 79, 105, 0.16);

    border: 1px solid #cfe7ec;
}


.filter::before {
    content: "PURE";

    position: absolute;

    top: 75px;
    left: 31px;

    color: var(--blue);

    font-weight: 900;

    letter-spacing: 3px;

    font-size: 13px;
}


.filter::after {
    content: "WATER";

    position: absolute;

    top: 99px;
    left: 25px;

    color: #6c9aaa;

    font-weight: 700;

    letter-spacing: 2px;

    font-size: 10px;
}


/* ==========================================
   WATER DROPS
========================================== */

.droplet {
    position: absolute;

    width: 48px;
    height: 68px;

    background:
        linear-gradient(
            160deg,
            #51d7e2,
            #087ea4
        );

    border-radius: 55% 55% 60% 60%;

    transform: rotate(45deg);

    opacity: 0.9;
}


.d1 {
    right: 35px;
    top: 70px;
}


.d2 {
    left: 35px;
    bottom: 70px;

    transform:
        rotate(25deg)
        scale(0.65);

    opacity: 0.55;
}


.d3 {
    right: 50px;
    bottom: 55px;

    transform:
        rotate(18deg)
        scale(0.42);

    opacity: 0.35;
}


/* ==========================================
   FLOATING HERO CARDS
========================================== */

.float {
    position: absolute;

    background: white;

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

    box-shadow: var(--shadow);

    border-radius: 15px;

    padding: 13px 16px;

    font-size: 12px;
    font-weight: 800;

    color: var(--deep);

    z-index: 2;
}


.float-one {
    top: 42px;
    left: 0;
}


.float-two {
    right: 0;
    bottom: 62px;
}


/* ==========================================
   GENERAL SECTIONS
========================================== */

section {
    padding: 82px 0;
}


.section-head {
    text-align: center;

    max-width: 700px;

    margin: 0 auto 42px;
}


.section-head .eyebrow {
    margin-bottom: 12px;
}


.section-head p {
    margin-top: 13px;

    color: var(--muted);
}


/* ==========================================
   SERVICES
========================================== */

.services {
    background: var(--bg);
}


.cards {
    display: grid;

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

    gap: 18px;
}


.card {
    background: white;

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

    border-radius: var(--radius);

    padding: 28px;

    transition: 0.2s;

    box-shadow:
        0 6px 22px rgba(4, 62, 88, 0.04);
}


.card:hover {
    transform: translateY(-4px);

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


.icon {
    width: 48px;
    height: 48px;

    display: grid;
    place-items: center;

    margin-bottom: 19px;

    border-radius: 14px;

    background: #e5f8fa;

    color: var(--blue);

    font-size: 21px;
}



.card h3 {
    color: var(--deep);

    font-size: 20px;

    margin-bottom: 8px;
}


.card p {
    color: var(--muted);

    font-size: 14px;
}


.service-card {
    display: block;

    text-decoration: none;

    color: inherit;

    cursor: pointer;

    transition:
        transform 0.25s ease,
        box-shadow 0.25s ease;
}


.service-card:hover {
    transform: translateY(-5px);
}


.card-link {
    display: inline-block;

    margin-top: 15px;

    font-weight: 600;

    color: var(--blue);
}


/* ==========================================
   PRODUCTS
========================================== */

.products {
    background: var(--white);
}


.product-grid {
    display: grid;

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

    gap: 24px;
}


/* ==========================================
   PRODUCT CARD
========================================== */

.product-card {
    display: flex;

    flex-direction: column;

    height: 100%;

    overflow: hidden;

    background: var(--white);

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

    border-radius: var(--radius);

    box-shadow:
        0 10px 30px rgba(4, 62, 88, 0.07);

    transition:
        transform 0.25s ease,
        box-shadow 0.25s ease;
}


.product-card:hover {
    transform: translateY(-5px);

    box-shadow:
        0 15px 35px rgba(4, 62, 88, 0.12);
}


/* ==========================================
   PRODUCT GALLERY
========================================== */

.product-gallery {
    padding: 20px 20px 16px;

    background: var(--bg);
}


/* Main Product Image */

.product-main-image {
    height: 320px;

    display: flex;
    flex-direction: column;

    align-items: center;
    justify-content: center;
}


.product-main-image img {
    width: 100%;
    height: 280px;

    display: block;

    object-fit: contain;

    transition: opacity 0.2s ease;
}

.product-image-caption {
    text-align: center;
    font-size: 14px;
    font-weight: 600;
    margin: 8px 0 0;
    color: #333;
    line-height: 1.3;
}

/* ==========================================
   PRODUCT THUMBNAILS
========================================== */

.product-thumbnails {
    display: flex;

    flex-wrap: nowrap;

    gap: 10px;

    margin-top: 14px;

    overflow-x: auto;

    padding-bottom: 4px;

    /* Hide scrollbar */
    scrollbar-width: none;

    -ms-overflow-style: none;
}

.product-thumbnails::-webkit-scrollbar {
    display: none;
}


.product-thumbnail {
    flex: 0 0 60px;

    width: 60px;

    height: 60px;

    padding: 4px;

    border: 1px solid #ddd;

    border-radius: 6px;

    background: #fff;

    cursor: pointer;

    overflow: hidden;

    transition:
        border-color 0.2s ease,
        transform 0.2s ease,
        box-shadow 0.2s ease;
}


.product-thumbnail img {
    width: 100%;
    height: 100%;

    display: block;

    object-fit: contain;
}


.product-thumbnail:hover {
    border-color: var(--blue);

    transform: translateY(-2px);

    box-shadow:
        0 4px 10px rgba(4, 62, 88, 0.10);
}


.product-thumbnail.active {
    border-color: var(--blue);

    box-shadow:
        0 4px 10px rgba(4, 62, 88, 0.10);
}

/* ==========================================
   PRODUCT THUMBNAIL NAVIGATION
========================================== */

.product-thumbnail-wrapper {

    display: flex;

    align-items: center;

    gap: 6px;

    margin-top: 14px;

}


/* Thumbnail scrolling area */

.product-thumbnails {

    flex: 1;

    display: flex;

    flex-wrap: nowrap;

    gap: 10px;

    overflow-x: auto;

    scroll-behavior: smooth;

    padding: 2px 0 6px;

    scrollbar-width: none;

    -ms-overflow-style: none;

}


.product-thumbnails::-webkit-scrollbar {
    display: none;
}


/* Navigation arrows */

.thumbnail-nav {

    flex: 0 0 28px;

    width: 28px;

    height: 40px;

    display: flex;

    align-items: center;

    justify-content: center;

    border: none;

    border-radius: 5px;

    background: var(--blue);

    color: #fff;

    font-size: 18px;

    line-height: 1;

    cursor: pointer;

    transition:
        background 0.2s ease,
        transform 0.2s ease;

}


.thumbnail-nav:hover {

    transform: translateY(-1px);

    box-shadow:
        0 3px 8px rgba(4, 62, 88, 0.15);

}

/* ==========================================
   PRODUCT CONTENT
========================================== */

.product-content {
    display: flex;

    flex-direction: column;

    flex: 1;

    padding: 25px;
}


.product-content h3 {
    margin-bottom: 10px;

    color: var(--deep);

    font-size: 20px;

    line-height: 1.3;
}


.product-description {
    margin-bottom: 20px;

    color: var(--muted);

    font-size: 14px;

    line-height: 1.6;
}


/* ==========================================
   SPECIFICATIONS
========================================== */

.specifications {
    margin-bottom: 25px;

    border-top: 1px solid var(--line);
}


.spec-row {
    display: flex;

    align-items: center;
    justify-content: space-between;

    gap: 15px;

    padding: 11px 0;

    border-bottom: 1px solid var(--line);

    font-size: 14px;
}


.spec-row span {
    color: var(--muted);
}


.spec-row strong {
    color: var(--deep);

    text-align: right;
}


/* ==========================================
   PRODUCT ENQUIRY BUTTON
========================================== */

.product-content .btn {
    width: 100%;

    margin-top: auto;

    justify-content: center;
}


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

@media (max-width: 640px) {

    .product-main-image {
        height: 250px;
    }


    .product-content {
        padding: 22px;
    }


    .product-thumbnail {
        width: 54px;
        height: 54px;
    }

}



/* ==========================================
   ABOUT
========================================== */

.about-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 65px;
    align-items: center;
}


.about-panel {
    background: linear-gradient(
        145deg,
        var(--deep),
        #0a7594
    );

    color: var(--white);

    padding: 45px;

    border-radius: var(--radius);

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


.about-panel h3 {
    margin: 15px 0 18px;

    font-size: 28px;
    line-height: 1.25;
}


.about-panel p {
    margin-bottom: 22px;

    color: rgba(255, 255, 255, 0.82);

    line-height: 1.7;
}


.about-eyebrow {
    color: var(--cyan);
}


.badge {

    display: inline-flex;
    align-items: center;
    gap: 7px;

    padding: 8px 14px;

    border-radius: 999px;

    background: rgba(255, 255, 255, 0.12);

    color: var(--white);

    font-size: 14px;
    font-weight: 600;
}


/* ==========================================
   CHECKLIST
========================================== */

.checklist {
    display: grid;
    gap: 20px;

    margin-top: 28px;
}


.check {
    display: flex;
    align-items: flex-start;

    gap: 15px;
}


.check b {
    width: 32px;
    height: 32px;

    display: flex;
    align-items: center;
    justify-content: center;

    flex-shrink: 0;

    border-radius: 50%;

    background: rgba(8, 126, 164, 0.10);

    color: var(--blue);

    font-size: 15px;
}


.check strong {
    display: block;

    margin-bottom: 5px;

    color: var(--ink);

    font-size: 16px;
    line-height: 1.4;
}


.check span {
    display: block;

    color: var(--muted);

    font-size: 14px;
    line-height: 1.6;
}


/* ==========================================
   SERVICE AREAS
========================================== */

.areas {
    background: var(--bg);
}


.area-grid {
    display: grid;

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

    gap: 24px;
}


.area-box {
    background: var(--white);

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

    border-radius: var(--radius);

    padding: 30px;

    box-shadow:
        0 6px 22px rgba(4, 62, 88, 0.04);
}


.area-box h3 {
    display: flex;
    align-items: center;

    gap: 10px;

    margin-bottom: 14px;

    color: var(--deep);

    font-size: 20px;
}


.area-box h3 i {
    color: var(--blue);

    font-size: 20px;
}


.area-box p {
    color: var(--muted);

    font-size: 15px;

    line-height: 1.7;

    margin-bottom: 20px;
}


.area-box .btn {
    margin-top: 4px;
}


/* ==========================================
   CONTACT SECTION
========================================== */

.contact {
    background: var(--white);
}


.contact-box {
    display: grid;

    grid-template-columns:
        1.25fr 0.75fr;

    gap: 50px;

    padding: 42px;

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

    border-radius: var(--radius);

    background: var(--bg);

    box-shadow:
        0 10px 35px rgba(4, 62, 88, 0.06);
}


.contact-box h2 {
    margin-bottom: 16px;
}


.contact-box p {
    max-width: 620px;

    color: var(--muted);

    font-size: 15px;

    line-height: 1.7;
}


/* ==========================================
   CONTACT DETAILS
========================================== */

.contact-details {
    display: grid;

    gap: 16px;

    align-content: center;
}


.detail {
    padding: 20px;

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

    border-radius: 16px;

    background: var(--white);
}


.detail small {
    display: block;

    margin-bottom: 7px;

    color: var(--blue);

    font-size: 12px;

    font-weight: 700;

    text-transform: uppercase;

    letter-spacing: 0.7px;
}


.detail strong {
    display: block;

    color: var(--ink);

    font-size: 14px;

    line-height: 1.6;
}





/* ==========================================
   FOOTER
========================================== */

footer {
    padding: 28px 0;

    border-top: 1px solid var(--line);

    background: var(--deep);

    color: rgba(255, 255, 255, 0.75);
}


.footer-grid {
    display: flex;

    align-items: center;

    justify-content: space-between;

    gap: 25px;
}


.footer-brand {
    margin-bottom: 5px;

    color: var(--white);

    font-size: 18px;

    font-weight: 700;
}


footer small {
    color: rgba(255, 255, 255, 0.68);

    font-size: 12px;

    line-height: 1.6;
}


```css
/* ==========================================
   RESPONSIVE - TABLET
========================================== */

@media (max-width: 900px) {

    /* ======================================
       HEADER
    ====================================== */

    .navlinks {
        display: none;
    }


    .menu {
        display: flex;
    }


    /* ======================================
       HERO
    ====================================== */

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


    .visual {
        max-width: 620px;

        margin: 10px auto 0;
    }


    /* ======================================
       ABOUT
    ====================================== */

    .about-grid {
        grid-template-columns: 1fr;

        gap: 40px;
    }


    /* ======================================
       CONTACT
    ====================================== */

    .contact-box {
        grid-template-columns: 1fr;

        gap: 30px;

        padding: 32px;
    }

}


/* ==========================================
   RESPONSIVE - MOBILE
========================================== */

@media (max-width: 640px) {

    /* ======================================
       GENERAL
    ====================================== */

    .container {
        width: min(100% - 32px, 1180px);
    }


    section {
        padding: 64px 0;
    }


    /* ======================================
       HEADER
    ====================================== */

    .brand-logo {
        height: 60px;
    }


    .nav {
        min-height: 72px;
    }


    /* ======================================
       HERO
    ====================================== */

    .hero {
        padding: 55px 0 60px;
    }


    .hero-content h1 {
        font-size: 40px;

        line-height: 1.1;
    }


    .hero-text {
        font-size: 15px;

        line-height: 1.7;
    }


    .buttons {
        flex-direction: column;

        align-items: stretch;
    }


    .buttons .btn {
        width: 100%;

        justify-content: center;
    }


    .hero-notes {
        gap: 8px;

        margin-top: 20px;
    }


    .hero-notes span {
        padding: 7px 11px;

        font-size: 12px;
    }


    /* ======================================
       SECTION HEADINGS
    ====================================== */

    .section-head {
        margin-bottom: 32px;
    }


    .section-head h2 {
        font-size: 30px;

        line-height: 1.2;
    }


    /* ======================================
       SERVICES
    ====================================== */

    .cards {
        grid-template-columns: 1fr;

        gap: 18px;
    }


    .card {
        padding: 25px;
    }


    /* ======================================
       PRODUCTS
    ====================================== */

    .product-grid {
        grid-template-columns: 1fr;

        gap: 22px;
    }


    .product-card {
        padding: 20px;
    }


    .product-thumbnails {
        gap: 8px;
    }


    .product-thumbnail {
        width: 58px;
        height: 58px;
    }


    /* ======================================
       ABOUT
    ====================================== */

    .about-panel {
        padding: 30px;
    }


    .about-panel h3 {
        font-size: 24px;
    }


    .checklist {
        gap: 18px;
    }


    /* ======================================
       SERVICE AREAS
    ====================================== */

    .area-grid {
        grid-template-columns: 1fr;

        gap: 18px;
    }


    .area-box {
        padding: 25px;
    }


    .area-box h3 {
        font-size: 18px;
    }


    /* ======================================
       CONTACT
    ====================================== */

    .contact-box {
        gap: 25px;

        padding: 25px;
    }


    .contact-box h2 {
        font-size: 28px;
    }


    .detail {
        padding: 17px;
    }


    /* ======================================
       FLOATING CONTACT
    ====================================== */

    .floating-contact {
        right: 16px;

        bottom: 16px;

        gap: 10px;
    }


    .floating-btn {
        width: 50px;
        height: 50px;

        font-size: 20px;
    }


    /* ======================================
       FOOTER
    ====================================== */

    footer {
        padding: 24px 0;
    }


    .footer-grid {
        flex-direction: column;

        align-items: flex-start;

        gap: 14px;
    }

}

/* ==========================================
   COMMERCIAL RO PAGE
========================================== */

.commercial-hero {
    padding: 80px 0 55px;
    background: #f6fbfd;
}

.commercial-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 35px;
}

.commercial-card {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
    background: #fff;
    border: 1px solid #e5e5e5;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
}

.commercial-gallery {
    min-width: 0;
    padding: 24px;
    background: #fafafa;
}

.commercial-main-image {
    min-height: 400px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.commercial-main-image img {
    width: 100%;
    height: 390px;
    object-fit: contain;
    transition: opacity 0.2s ease;
}

.commercial-image-caption {
    width: 100%;
    margin: 10px 0 0;
    text-align: center;
    color: #555;
    font-size: 14px;
    font-weight: 600;
}

.commercial-content {
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.commercial-content h2 {
    margin: 0 0 15px;
    font-size: 30px;
    line-height: 1.2;
}

.commercial-description {
    margin: 0 0 25px;
    color: #666;
    font-size: 15px;
}

.commercial-specifications {
    border-top: 1px solid #e5e5e5;
}

.commercial-spec-row {
    display: grid;
    grid-template-columns: 145px 1fr;
    gap: 15px;
    padding: 13px 0;
    border-bottom: 1px solid #e5e5e5;
}

.commercial-thumbnail {
    cursor: pointer;
    border: 2px solid transparent;
    padding: 0;
    background: transparent;
}

.commercial-thumbnail.active {
    border-color: #0b7285;
}

.commercial-thumbnail img {
    display: block;
    width: 80px;
    height: 60px;
    object-fit: cover;
}