/* ==========================================================================
           ORIGINAL DESKTOP CSS (Untouched to preserve existing design)
           ========================================================================== */

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

        html {
        scroll-behavior: smooth;
        }

        body {
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
        overflow-x: hidden;
        }

        /* SCROLL PROGRESS BAR */
        .scroll-progress {
        position: fixed;
        top: 0;
        left: 0;
        height: 4px;
        width: 0%;
        background: linear-gradient(90deg, #0047aa, #8cb500);
        z-index: 10000;
        transition: width 0.1s linear;
        }

        :root {
        --g2: linear-gradient(45deg, #8cb500, #0047aa);
        }

        /* HERO SECTION BASE */
        .hero {
        position: relative;
        min-height: 100vh;
        background-size: cover;
        background-position: center;
        color: white;
        overflow: hidden;
        }

        /* NAV */
        nav {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        padding: 2rem 4rem;
        display: flex;
        align-items: center;
        justify-content: space-between;
        z-index: 10;
        background: transparent !important;
        }

        .logo {
        display: inline-flex;
        align-items: center;
        padding: 0;
        background: transparent !important;
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
        border: none !important;
        transition: all 0.3s ease;
        }

        .logo img {
        width: 360px;
        height: auto;
        display: block;
        mix-blend-mode: multiply;
        }

        .nav-links {
        list-style: none;
        display: flex;
        gap: 1rem;
        }

        .nav-links a {
        padding: 0.5rem 1.0rem;
        border-radius: 50px;
        text-decoration: none;
        color: #fff;
        font-weight: 500;
        font-size: 0.95rem;
        background: rgba(255,255,255,0.18);
        border: 1px solid rgba(255,255,255,0.25);
        backdrop-filter: blur(10px);
        transition: .4s ease;
        }

        .nav-links a:hover {
        background: rgba(255,255,255,0.35);
        }

        .nav-item {
        position: relative;
        }

        /* DROPDOWN SYSTEM */
        .dropdown {
        position: absolute;
        top: 150%;
        left: 50%;
        transform: translateX(-50%) translateY(10px);
        background: rgba(10, 35, 5, 0.95);
        backdrop-filter: blur(15px);
        border-radius: 15px;
        padding: 1rem;
        min-width: 220px;
        opacity: 0;
        visibility: hidden;
        transition: 0.3s ease;
        z-index: 1000;
        border: 1px solid rgba(255, 255, 255, 0.1);
        display: flex;
        flex-direction: column;
        gap: 8px;
        }

        .nav-item:hover .dropdown {
        opacity: 1;
        visibility: visible;
        transform: translateX(-50%) translateY(0);
        }

        .dropdown a {
        background: transparent !important;
        border: none !important;
        backdrop-filter: none !important;
        padding: 0.6rem 1rem !important;
        border-radius: 8px !important;
        display: block !important;
        width: 100%;
        text-align: left;
        font-size: 0.9rem;
        white-space: nowrap;
        }

        .dropdown a:hover {
        background: rgba(255, 255, 255, 0.1) !important;
        color: #7aaf5e !important;
        }

        /* HERO CTA & TILES */
        .hero-cta {
        position: absolute;
        bottom: 4rem;
        right: clamp(3rem, 8vw, 8rem);
        display: flex;
        align-items: center;
        gap: 1.2rem;
        z-index: 5;
        }

        .glass-tile {
        position: relative;
        padding: 2rem 3rem;
        max-width: 520px;
        color: #fff;
        font-size: 1.3rem;
        font-weight: 400;
        background: rgba(255,255,255,0.18);
        backdrop-filter: blur(18px);
        border: 1px solid rgba(255,255,255,0.35);
        border-radius: 28px;
        transition: opacity .4s ease, transform .4s ease;
        }

        .scroll-icon {
        width: 54px;
        height: 54px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: rgba(255,255,255,0.12);
        backdrop-filter: blur(12px);
        border: 2px solid rgba(255,255,255,0.8);
        border-radius: 50%;
        cursor: pointer;
        transition: transform .25s ease, background .25s ease;
        }

        .scroll-icon:hover {
        transform: translateY(4px);
        background: rgba(255,255,255,0.2);
        }

        /* SUSTAINABILITY HERO */
        .sustainability-hero {
        width: 100%;
        min-height: 800px;
        background: url(assets/images/hero_3.webp) no-repeat center/cover;
        padding: 10rem 6rem 6rem;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 4rem;
        position: relative;
        overflow: hidden;
        box-shadow: inset 0 -20px 60px rgba(0,0,0,0.05),
        0 20px 40px rgba(140, 181, 0, 0.15);
        }

        .sustainability-hero::before {
        content: '';
        position: absolute;
        inset: 0;
        background: rgba(0, 0, 0, 0.55);
        z-index: 0;
        }

        .main-content {
        position: relative;
        z-index: 10;
        display: flex;
        flex-direction: column;
        width: 100%;
        flex-grow: 1;
        background: url(assets/images/waste-workers.webp) no-repeat center/cover;
        }

        .hero-container {
        width: 100%;
        max-width: 95%;
        margin: 0 auto;
        padding: 1.5rem 1.5rem 1rem 1.5rem;
        display: flex;
        flex-direction: row;
        flex-grow: 1;
        justify-content: space-between;
        align-items: center;
        position: relative;
        }

        .hero-section {
        max-width: 48rem;
        text-align: left;
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        position: relative;
        z-index: 2;
        padding-top: 120px;
        }

        .hero-tag {
        color: #9ca3af;
        letter-spacing: 0.25em;
        font-size: 0.75rem;
        font-weight: 700;
        text-transform: uppercase;
        margin-bottom: 1.5rem;
        }

        .sustainability-hero-text {
            max-width: 680px;
            position: relative;
            z-index: 1;
            animation: fadeUpText 1s ease-out forwards;
        }

        .sustainability-hero-text h1 {
            font-size: clamp(3.5rem, 5vw, 4.8rem);
            font-weight: 900;
            line-height: 1.05;
            margin-bottom: 1.2rem;
            color: #ffffff;
            letter-spacing: -1.5px;
            text-shadow: 0 10px 20px rgba(0,0,0,0.08);
        }

        .sustainability-hero-text h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 1.6rem;
            color: #9dd19d;
            text-transform: uppercase;
            letter-spacing: 2px;
            position: relative;
            display: inline-block;
        }

        .sustainability-hero-text h3::after {
            content: '';
            position: absolute;
            bottom: -6px;
            left: 0;
            width: 30px;
            height: 3px;
            background: var(--g2);
            border-radius: 2px;
            transition: width 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
        }

        .sustainability-hero-text:hover h3::after {
            width: 100%;
        }

        .sustainability-hero-text p {
            font-size: 1.1rem;
            line-height: 1.7;
            margin-bottom: 1.3rem;
            color: rgba(251, 255, 251, 0.85);
            max-width: 90%;
        }

        .hero-desc {
        color: #cbced3;
        font-size: 1rem;
        line-height: 1.7;
        margin-bottom: 1.5rem;
        max-width: 44rem;
        font-weight: 400;
        }

        .sustainability-hero-visual {
        flex-shrink: 0;
        position: relative;
        z-index: 1;
        perspective: 1000px;
        }

        .sustainability-hero-visual::before {
        content: "";
        position: absolute;
        width: 520px;
        height: 520px;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        border-radius: 40px;
        background: rgba(255, 255, 255, 0.08);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border: 1px solid rgba(255, 255, 255, 0.2);
        box-shadow: 0 30px 80px rgba(0,0,0,0.6), inset 0 0 30px rgba(255,255,255,0.1);
        z-index: -1;
        pointer-events: none;
        animation: glassGlow 6s ease-in-out infinite;
        }

        .sustainability-hero-visual img {
        width: 460px;
        max-width: 100%;
        display: block;
        border-radius: 28px;
        box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5), 0 0 0 6px rgba(255,255,255,0.15);
        transition: all 0.5s ease;
        will-change: transform;
        }

        .sustainability-hero-visual:hover img {
        transform: translateY(-10px) scale(1.04);
        box-shadow: 0 35px 60px rgba(0, 0, 0, 0.25), 0 0 0 12px rgba(255, 255, 255, 0.3);
        }

        @keyframes fadeUpText {
            0% { opacity: 0; transform: translateY(30px); }
            100% { opacity: 1; transform: translateY(0); }
        }

        @keyframes floatImage {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-18px); }
        }

        /* CARBON IMPACT */
        .carbon-impact {
            margin-top: -5rem;
            position: relative;
            background: linear-gradient(135deg, #002b36, #005c6e, #008f7a);
            background-size: 200% 200%;
            animation: gradientMove 12s ease infinite;
            color: #fff;
            padding: 5rem 4.5rem;
            display: flex;
            justify-content: center;
            overflow: hidden;
            z-index: 1;
        }

        @keyframes gradientMove {
            0% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
            100% { background-position: 0% 50%; }
        }

        .carbon-content {
            position: relative;
            max-width: 900px;
            width:100%;
            z-index: 2;
            background: rgba(255, 255, 255, 0.03);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            padding: 3.5rem;
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
            transition: transform 0.4s ease, box-shadow 0.4s ease, background 0.4s ease;
        }

        .carbon-content:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 45px rgba(0, 0, 0, 0.3);
            background: rgba(255, 255, 255, 0.06);
        }

        .carbon-impact h2 {
            font-size: 3.2rem;
            font-weight: 800;
            margin-bottom: 0.6rem;
            text-shadow: 0 2px 4px rgba(0,0,0,0.2);
        }

        .section-underline {
            display: block;
            width: 90px;
            height: 4px;
            background: #d7d83c;
            border-radius: 3px;
            margin-bottom: 2rem;
            transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1), background 0.4s ease;
        }

        .carbon-content:hover .section-underline {
            width: 150px;
            background: #f1f25e;
        }

        .carbon-impact p {
            font-size: 1rem;
            line-height: 1.7;
            margin-bottom: 1.2rem;
            color: rgba(255,255,255,0.85);
            transition: color 0.3s ease;
        }

        .carbon-content:hover p {
            color: rgba(255,255,255,1);
        }

        .carbon-impact .subheading {
            margin-top: 2rem;
            font-weight: 600;
            color: #fff;
        }

        .carbon-impact ul {
            margin-left: 1.2rem;
            margin-bottom: 1.5rem;
        }

        .carbon-impact li {
            font-size: 0.95rem;
            line-height: 1.6;
            margin-bottom: 0.6rem;
            color: rgba(255,255,255,0.85);
            transition: all 0.3s ease;
            position: relative;
            cursor: default;
        }

        .carbon-impact li:hover {
            color: #fff;
            transform: translateX(8px);
            text-shadow: 0 0 8px rgba(255,255,255,0.4);
        }

        .carbon-impact .footnote {
            margin-top: 1.8rem;
            font-size: 0.95rem;
            color: rgba(255,255,255,0.7);
            font-style: italic;
        }

        .wave {
            position: absolute;
            width: 140%;
            height: 300px;
            background: repeating-linear-gradient(
                -45deg,
                rgba(255, 255, 255, 1),
                rgba(255, 255, 255, 1) 1px,
                transparent 1px,
                transparent 10px
            );
            opacity: 0.15;
            z-index: 0;
            pointer-events: none;
        }

        .wave-top {
            top: -120px;
            left: -20%;
            transform: rotate(8deg);
            animation: floatWaveTop 8s ease-in-out infinite alternate;
        }

        @keyframes floatWaveTop {
            0% { transform: rotate(8deg) translateY(0); }
            100% { transform: rotate(10deg) translateY(20px); }
        }

        .wave-bottom {
            bottom: -140px;
            right: -20%;
            transform: rotate(-12deg);
            animation: floatWaveBottom 10s ease-in-out infinite alternate;
        }

        @keyframes floatWaveBottom {
            0% { transform: rotate(-12deg) translateY(0); }
            100% { transform: rotate(-14deg) translateY(-20px); }
        }

        /* ESG SECTION */
        .esg-section {
            position: relative;
            padding: 4.5rem;
            background: url("assets/images/esg-bg.jpg") no-repeat center/cover;
            overflow: hidden;
        }

        .esg-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: rgba(171, 211, 86, 0.65);
            z-index: 0;
        }

        .esg-panel {
            position: relative;
            border-radius: 36px;
            padding: 4rem 4.5rem;
            background:
                radial-gradient(circle at top, rgba(0, 160, 140, 0.5), rgba(0, 25, 40, 0.85) 65%),
                linear-gradient(180deg, rgba(0, 30, 45, 0.8), rgba(0, 10, 15, 0.95));
            color: #fff;
            box-shadow: inset 0 0 80px rgba(0,0,0,0.6);
            z-index: 1;
        }

        .esg-panel h2 {
            text-align: center;
            font-size: 2.6rem;
            font-weight: 800;
            margin-bottom: 0.6rem;
        }

        .esg-underline {
            display: block;
            width: 90px;
            height: 4px;
            background: #000;
            margin: 0.6rem auto 2rem;
            border-radius: 3px;
        }

        .esg-intro {
            text-align: center;
            max-width: 820px;
            margin: 0 auto 1.2rem;
            font-size: 0.95rem;
            line-height: 1.6;
        }

        .esg-sub {
            text-align: center;
            margin-bottom: 3rem;
            font-size: 0.95rem;
        }

        .esg-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2.5rem;
        }

        .esg-card {
            background:
                linear-gradient(180deg, rgba(255,255,255,0.18), rgba(255,255,255,0.05));
            border-radius: 26px;
            padding: 2rem 2.2rem;
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255,255,255,0.25);
            box-shadow:
                inset 0 0 30px rgba(255,255,255,0.06),
                0 20px 50px rgba(0,0,0,0.7);
            transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        }

        .esg-card:hover {
            transform: translateY(-10px);
            background:
                linear-gradient(180deg, rgba(255,255,255,0.25), rgba(255,255,255,0.08));
            border: 1px solid rgba(255,255,255,0.5);
            box-shadow:
                inset 0 0 40px rgba(255,255,255,0.15),
                0 25px 60px rgba(0,0,0,0.8),
                0 0 25px rgba(0, 160, 140, 0.3);
        }

        .esg-card h4 {
            font-size: 1.15rem;
            font-weight: 800;
            margin-bottom: 1rem;
        }

        .env { color: #b6e240; }
        .soc { color: #9fd3ff; }
        .gov { color: #caa6ff; }

        .esg-card ul {
            padding-left: 1.2rem;
        }

        .esg-card li {
            font-size: 0.9rem;
            line-height: 1.6;
            margin-bottom: 0.5rem;
            color: rgba(255,255,255,0.9);
        }

        /* COMPLIANCE SECTION */
        .compliance-section {
            background: radial-gradient(circle at top right, #1f2937 0%, #0f172a 50%, #020617 100%);
            padding: 6rem 4.5rem 7rem;
            color: #fff;
            font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            position: relative;
            overflow: hidden;
        }

        .block {
            margin-bottom: 4.5rem;
            max-width: 1200px;
            margin-inline: auto;
        }

        .heading-wrapper {
            margin-bottom: 3.5rem;
        }

        .block h2 {
            font-size: 2.8rem;
            font-weight: 800;
            margin-bottom: 0.8rem;
            letter-spacing: -0.5px;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
        }

        .yellow-underline {
            display: block;
            width: 90px;
            height: 5px;
            background: #d7d83c;
            border-radius: 4px;
            box-shadow: 0 0 15px rgba(215, 216, 60, 0.4);
            transition: width 0.4s ease;
        }

        .compliance-section:hover .yellow-underline {
            width: 120px;
        }

        .cert-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2.5rem;
        }

        .cert-card {
            height: 380px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 16px;
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            cursor: pointer;
            transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
        }

        .cert-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: -150%;
            width: 50%;
            height: 100%;
            background: linear-gradient(to right, rgba(255,255,255,0) 0%, rgba(255,255,255,0.15) 50%, rgba(255,255,255,0) 100%);
            transform: skewX(-25deg);
            transition: all 0.7s ease;
            z-index: 10;
            pointer-events: none;
        }

        .cert-card:hover {
            transform: translateY(-12px);
            border-color: rgba(215, 216, 60, 0.6);
            box-shadow: 
                0 20px 40px rgba(0, 0, 0, 0.5),
                0 0 25px rgba(215, 216, 60, 0.15);
        }

        .cert-card:hover::before {
            left: 150%;
        }

        .cert-image-wrapper {
            width: 100%;
            height: 100%;
            padding: 2.5rem;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: transform 0.5s ease;
            z-index: 2;
        }

        .cert-card img {
            max-width: 100%;
            max-height: 100%;
            object-fit: contain;
            filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.3));
            transition: transform 0.5s ease;
        }

        .cert-card:hover .cert-image-wrapper {
            transform: scale(1.05);
        }

        .cert-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: auto;
            background: linear-gradient(to top, rgba(0, 0, 0, 0.95) 0%, rgba(0, 0, 0, 0.7) 60%, transparent 100%);
            padding: 3rem 1.5rem 1.5rem;
            z-index: 5;
            transform: translateY(100%);
            transition: transform 0.4s ease-in-out;
        }

        .cert-card:hover .cert-overlay {
            transform: translateY(0);
        }

        .cert-content h3 {
            color: #d7d83c;
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 0.3rem;
        }

        .cert-content p {
            color: #e2e8f0;
            font-size: 0.95rem;
            font-weight: 400;
            margin: 0;
            opacity: 0.9;
        }

        .cert-card:empty::before,
        .cert-card:empty::after {
            content: "";
            position: absolute;
            inset: 0;
            border-radius: inherit;
            z-index: 1;
        }

        .cert-card:empty::before {
            background: linear-gradient(to bottom right, transparent 49%, rgba(255,255,255,0.05) 50%, transparent 51%);
        }

        .cert-card:empty::after {
            background: linear-gradient(to top right, transparent 49%, rgba(255,255,255,0.05) 50%, transparent 51%);
        }

        /* SDG MAPPING */
        #sdg-mapping {
            background: linear-gradient(135deg, #f4fbf4, #e6f5e6);
            padding: 90px 100px;
            position: relative;
            overflow: hidden;
        }

        #sdg-mapping::before {
            content: "";
            position: absolute;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(76,175,80,0.15), transparent 70%);
            top: -200px;
            right: -150px;
            z-index: 0;
        }

        .sdg-grid {
            margin-top: 70px;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 36px;
            position: relative;
            z-index: 1;
        }

        .sdg-card {
            background: rgba(255,255,255,0.65);
            backdrop-filter: blur(14px);
            border-radius: 22px;
            padding: 20px 20px 26px;
            box-shadow: 0 18px 40px rgba(0,0,0,0.08);
            transition: all 0.45s cubic-bezier(0.22, 1, 0.36, 1);
            position: relative;
            overflow: hidden;
            border: 1px solid rgba(255,255,255,0.4);
        }

        .sdg-card::before {
            content: "";
            display: block;
            width: 100%;
            height: 160px;
            border-radius: 14px;
            margin-bottom: 16px;
            background-size: cover;
            background-position: center;
        }

        .sdg-card:nth-child(1)::before { background-image: url(assets/images/clean_water.webp); }
        .sdg-card:nth-child(2)::before { background-image: url(assets/images/clean_energy.webp); }
        .sdg-card:nth-child(3)::before { background-image: url(assets/images/sustainable_cities.webp); }
        .sdg-card:nth-child(4)::before { background-image: url(assets/images/consumption.webp); }
        .sdg-card:nth-child(5)::before { background-image: url(assets/images/climate_action.webp); }
        .sdg-card:nth-child(6)::before { background-image: url(assets/images/life_on_land.webp); }

        .sdg-card::after {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            width: 6px;
            height: 100%;
            background: linear-gradient(180deg, #4caf50, #2e7d32);
            border-radius: 20px 0 0 20px;
        }

        .sdg-card h4 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: #1b5e20;
        }

        .sdg-card h1 {
            font-size: 3rem;
            font-weight: 800;
            margin-bottom: 10px;
            color: #2e7d32;
        }

        .sdg-card p {
            margin: 0;
            font-size: 0.95rem;
            line-height: 1.65;
            color: rgba(0,0,0,0.7);
            text-align: left;
        }

        .sdg-card:hover {
            transform: translateY(-10px) scale(1.02);
            box-shadow: 
                0 25px 60px rgba(0,0,0,0.18),
                0 0 25px rgba(76,175,80,0.25);
            border: 1px solid rgba(76,175,80,0.3);
        }

        .sdg-card:hover::before {
            transform: scale(1.08);
            transition: 0.4s ease;
        }

        .sdg-footnote {
            margin-top: 70px;
            font-size: 0.95rem;
            color: rgba(0,0,0,0.6);
            text-align: center;
            max-width: 900px;
            margin-left: auto;
            margin-right: auto;
        }

        /* FOOTER */
        .footer {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            padding: 80px 140px 60px 80px; 
            background: linear-gradient(145deg, #0047a5, #003579);
            color: #fff;
            font-family: "Poppins", -apple-system, sans-serif;
            position: relative;
            overflow: hidden;
            gap: 50px;
        }

        .footer-left {
            flex: 1.2;
            min-width: 300px;
        }

        .footer-left h2 {
            font-size: 32px;
            font-weight: 600;
            line-height: 1.3;
            margin-bottom: 25px;
            color: #ffffff;
        }

        .footer-badges {
            display: flex;
            gap: 25px;
            margin-bottom: 35px;
        }

        .footer-badges span {
            display: flex;
            align-items: center;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.9);
        }

        .dot {
            width: 10px;
            height: 10px;
            background: #00d063;
            border-radius: 50%;
            margin-right: 10px;
            box-shadow: 0 0 12px rgba(0, 208, 99, 0.6);
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0 0 40px 0;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px 30px;
            max-width: 450px;
        }

        .footer-links li a {
            color: #ffffff;
            text-decoration: none;
            font-size: 15px;
            opacity: 0.8;
            transition: all 0.3s ease;
        }

        .footer-links li a:hover {
            opacity: 1;
            padding-left: 5px;
            color: #00d063;
        }

        .footer-copy {
            font-size: 13px;
            opacity: 0.5;
            margin-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
        }

        .footer-right {
            flex: 1;
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            text-align: right;
            min-width: 350px;
        }

        .footer-desc {
            font-size: 16px;
            opacity: 0.9;
            line-height: 1.7;
            margin-bottom: 35px;
            max-width: 440px;
        }

        .footer-btn {
            padding: 14px 32px;
            border-radius: 50px;
            background: #ffffff;
            color: #003579;
            border: none;
            font-weight: 700;
            font-size: 15px;
            cursor: pointer;
            margin-bottom: 40px;
            transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .footer-btn:hover {
            transform: scale(1.05) translateX(-5px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.3);
        }

        .footer-logo {
            margin-bottom: 25px;
        }

        .footer-logo img {
            width: 250px;
            height: auto;
            filter: drop-shadow(0 8px 20px rgba(0,0,0,0.25));
            border-radius: 8px;
        }

        .footer-legal {
            display: flex;
            gap: 25px;
        }

        .footer-legal a {
            color: #ffffff;
            font-size: 13px;
            text-decoration: none;
            opacity: 0.6;
            transition: opacity 0.3s;
        }

        .footer-legal a:hover {
            opacity: 1;
        }

        .footer-floating-icons {
            position: absolute;
            right: 40px;
            top: 50%;
            transform: translateY(-50%);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 18px;
            z-index: 10;
        }

        .circle-btn {
            width: 48px;
            height: 48px;
            background: #004fbb;
            border-radius: 50%;
            border: 1px solid rgba(255,255,255,0.2);
            color: #fff;
            font-size: 22px;
            cursor: pointer;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .circle-btn:hover { 
            background: #00d063; 
            transform: translateY(-5px);
        }

        .side-icons {
            display: flex;
            flex-direction: column;
            gap: 12px;
            background: rgba(255, 255, 255, 0.1);
            padding: 15px;
            border-radius: 40px;
            backdrop-filter: blur(15px);
            -webkit-backdrop-filter: blur(15px);
            border: 1px solid rgba(255,255,255,0.15);
        }

        .icon-btn {
            width: 42px;
            height: 42px;
            background: #0051c5;
            border-radius: 12px;
            border: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
        }

        .icon-btn img {
            width: 20px;
            height: 20px;
            filter: brightness(0) invert(1);
        }

        .icon-btn:hover { 
            transform: scale(1.15) rotate(5deg);
            background: #0047a5;
        }

        /* ==========================================================================
           RESPONSIVE UPDATES (Added logic mapped from reference files)
           ========================================================================== */

        /* HAMBURGER MENU ICON (Hidden on Desktop) */
        .menu-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            cursor: pointer;
            gap: 6px;
            z-index: 1001;
            padding: 10px;
        }

        .menu-toggle .bar {
            width: 30px;
            height: 3px;
            background-color: #fff;
            border-radius: 3px;
            transition: all 0.3s ease-in-out;
            transform-origin: left center;
        }

        /* Hamburger Animation */
        .menu-toggle.is-active .bar:nth-child(1) { transform: rotate(45deg); }
        .menu-toggle.is-active .bar:nth-child(2) { opacity: 0; width: 0; }
        .menu-toggle.is-active .bar:nth-child(3) { transform: rotate(-45deg); }

        /* TABLET ADJUSTMENTS */
        @media (max-width: 1200px) {
            .hero-cta { right: 4rem; bottom: 4rem; }
            nav { padding: 1.5rem 3rem; }
            .logo img { width: 280px; }
            .footer { padding: 40px 60px; }
            .footer-right { margin-right: 0; }
        }

        @media (max-width: 1024px) {
            nav { padding: 1.5rem 2rem; }
            .logo img { width: 220px; }
            
            /* Show Hamburger & Setup Slide-In Menu */
            .menu-toggle { display: flex; }
            
            .nav-links {
                position: fixed;
                top: 0;
                right: -100%;
                width: 100%;
                max-width: 350px;
                height: 100vh;
                background: rgba(10, 35, 5, 0.98);
                backdrop-filter: blur(15px);
                flex-direction: column;
                align-items: flex-start;
                justify-content: flex-start;
                padding-top: 100px;
                padding-left: 30px;
                padding-right: 30px;
                margin: 0;
                transition: right 0.4s ease;
                box-shadow: -5px 0 15px rgba(0,0,0,0.5);
                overflow-y: auto;
            }
            
            .nav-links.nav-active { right: 0; }
            .nav-item { width: 100%; text-align: left; margin: 5px 0; }
            
            .nav-links a {
                border: none;
                background: transparent;
                font-size: 1.15rem;
                display: block;
                padding: 12px 10px;
                border-radius: 0;
                text-align: left;
            }
            .nav-links a:hover { background: rgba(255, 255, 255, 0.1); }

            /* Disable desktop hover interactions on tablet/mobile */
            .nav-item:hover .dropdown {
                transform: none;
                opacity: 0;
                visibility: hidden;
            }

            /* Responsive Dropdowns (Accordion Style) */
            .dropdown {
                position: static;
                transform: none;
                opacity: 0;
                visibility: hidden;
                display: none;
                background: rgba(0,0,0,0.2);
                border-radius: 8px;
                width: 100%;
                padding: 5px 0 5px 15px;
                margin-top: 5px;
                border: none;
            }

            .nav-item.mobile-dropdown-open .dropdown {
                display: flex;
                flex-direction: column;
                opacity: 1;
                visibility: visible;
                transform: none;
                animation: slideDown 0.3s ease;
            }

            .nav-item.mobile-dropdown-open > a {
                color: #4CAF50;
                background: rgba(255, 255, 255, 0.05);
            }

            @keyframes slideDown {
                from { opacity: 0; transform: translateY(-10px); }
                to { opacity: 1; transform: translateY(0); }
            }

            .dropdown a {
                font-size: 0.95rem;
                padding: 10px 15px !important;
                text-align: left;
            }

            /* Main Layout Tablet Tweaks */
            .sustainability-hero {
                flex-direction: column;
                text-align: center;
                padding: 8rem 2rem 4rem;
                border-radius: 0 0 50px 50px;
                gap: 3rem;
            }
            .sustainability-hero-text {
                display: flex;
                flex-direction: column;
                align-items: center;
            }
            .sustainability-hero-text h3::after {
                left: 50%;
                transform: translateX(-50%);
            }
            .sustainability-hero-text:hover h3::after {
                transform: translateX(-50%);
            }
            .sustainability-hero-text p { max-width: 100%; }

            .esg-cards { grid-template-columns: 1fr 1fr; }
            .sdg-grid { grid-template-columns: 1fr 1fr; }

            .footer {
                flex-direction: column;
                padding: 60px 40px;
                align-items: center;
                text-align: center;
            }
            .footer-left, .footer-right {
                width: 100%;
                align-items: center;
                text-align: center;
                min-width: unset;
                margin-right: 0;
            }
            .footer-badges { justify-content: center; }
            .footer-links { margin: 0 auto 40px; }
            .footer-logo { display: flex; justify-content: center; }
            .footer-legal { justify-content: center; }

            .footer-floating-icons {
                position: static;
                transform: none;
                flex-direction: row;
                margin-top: 40px;
                width: 100%;
                justify-content: center;
            }
            .side-icons { flex-direction: row; }
        }

        /* MOBILE ADJUSTMENTS */
        @media (max-width: 768px) {
            html, body {
                overflow-x: hidden;
                width: 100%;
            }
            .nav-links { max-width: 100%; } /* Full width menu on phones */
            
            h1 { font-size: 28px !important; line-height: 1.2 !important; }
            h2 { font-size: 24px !important; line-height: 1.3 !important; }
            h3 { font-size: 20px !important; }
            p { font-size: 16px !important; line-height: 1.6 !important; }

            img, video, canvas {
                max-width: 100% !important;
                height: auto !important;
            }

            /* Shrink layout padding nicely to prevent horizontal bleed */
            .sustainability-hero { padding: 8rem 1.5rem 4rem !important; }
            .sustainability-hero-visual::before { width: 300px; height: 300px; } /* Prevents overflow of glow */

            .carbon-impact { padding: 3rem 1.5rem !important; }
            .carbon-content { padding: 2rem 1.5rem !important; }
            
            .esg-section { padding: 3rem 1.5rem !important; }
            .esg-panel { padding: 2.5rem 1.5rem !important; }
            .esg-cards { grid-template-columns: 1fr !important; gap: 1.5rem !important; }
            
            .compliance-section { padding: 3rem 1.5rem !important; }
            .cert-card { height: 320px; }
            .cert-overlay { transform: translateY(85%); } /* Shows a hint of overlay on mobile */
            .cert-card:hover .cert-overlay, .cert-card:active .cert-overlay { transform: translateY(0); }
            
            #sdg-mapping { padding: 3rem 1.5rem !important; }
            .sdg-grid { grid-template-columns: 1fr !important; gap: 1.5rem !important; }
            
            .block.promise { padding: 0 1.5rem; margin-bottom: 3rem; }

            .btn, button {
                width: 100% !important;
                padding: 15px !important;
                text-align: center;
            }

            /* Feature Card adjustments */
            .service-card, .project-card, .feature-item {
                width: 100% !important;
                margin-bottom: 20px;
                background: rgba(255, 255, 255, 0.03);
                border: 1px solid rgba(255, 255, 255, 0.1);
                border-radius: 12px;
                padding: 20px;
            }
            .desktop-only-decoration { display: none !important; }
        }

        @media (max-width: 600px) {
            .footer-left h2 { font-size: 24px; }
            .footer-links { grid-template-columns: 1fr; gap: 15px; }
            .footer-logo img { width: 220px; }
        }