/* ── Design System & Colors (Emerald Green & Gold Theme from Dukani Petroleum) ── */
        :root {
            --color-gold: #C9A46A;
            --color-gold-hover: #B08848;
            --color-gold-light: #E5C17D;
            --color-emerald-deep: #050E0A;
            --color-bg-dark: #06120D;
            --color-card-bg: #0C1E18;
            --color-card-hover: #122C23;
            --color-emerald-accent: #0F5238;
            --color-text-main: #F8F6F2;
            --color-text-muted: #A0B0A8;
            --color-border-gold: rgba(201, 164, 106, 0.25);
            --color-border-gold-strong: rgba(201, 164, 106, 0.65);
            --color-future-bg: rgba(9, 26, 19, 0.85);
            --color-future-border: rgba(201, 164, 106, 0.35);
            
            --font-display: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
            --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--color-bg-dark);
            color: var(--color-text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        /* ── Navigation (Exact Dukani Petroleum header aesthetic) ── */
        header.site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 300;
            padding: clamp(10px, 2.5vh, 22px) 5vw;
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: transparent;
            transition: background 0.5s ease, border-color 0.5s ease, backdrop-filter 0.5s ease, padding 0.5s ease;
        }

        header.site-header::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 5vw;
            right: 5vw;
            height: 1px;
            background: transparent;
            transition: background 0.5s ease;
        }

        header.site-header.scrolled {
            background: rgba(5, 14, 10, 0.94);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            padding: clamp(8px, 1.5vh, 14px) 5vw;
        }

        header.site-header.scrolled::after {
            background: rgba(201, 164, 106, 0.25);
        }

        .header-brand {
            display: flex;
            align-items: center;
            text-decoration: none;
        }

        .header-logo {
            height: clamp(110px, 12vw, 130px);
            width: auto;
            display: block;
            transition: height 0.4s ease;
        }

        header.site-header.scrolled .header-logo {
            height: clamp(80px, 9vw, 95px);
        }

        .desktop-nav {
            display: flex;
            gap: 36px;
            align-items: center;
        }

        .nav-link {
            letter-spacing: 0.18em;
            text-transform: uppercase;
            color: var(--color-text-main);
            font-family: var(--font-body);
            font-size: 0.68rem;
            font-weight: 400;
            text-decoration: none;
            transition: color 0.3s;
            position: relative;
            padding: 10px 0;
            z-index: 320;
            display: inline-flex;
            align-items: center;
            line-height: 1;
        }

        .nav-link::after {
            content: "";
            background: var(--color-gold);
            width: 0;
            height: 1px;
            transition: width 0.38s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            position: absolute;
            bottom: 0px;
            left: 0;
        }

        .nav-link:hover {
            color: var(--color-gold);
        }

        .nav-link:hover::after {
            width: 100%;
        }

        /* ── Buttons (Exact mvglobal styling) ── */
        .btn-gold {
            display: inline-block;
            padding: 13px 36px;
            background: var(--color-gold);
            color: #0A0A0A;
            font-size: 0.65rem;
            letter-spacing: 0.22em;
            text-transform: uppercase;
            text-decoration: none;
            font-weight: 500;
            font-family: var(--font-body);
            transition: background 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
            cursor: pointer;
            border: none;
            text-align: center;
        }

        .btn-gold:hover {
            background: var(--color-gold-hover);
            box-shadow: 0 6px 24px rgba(201, 164, 106, 0.35);
        }

        .btn-outline-white {
            display: inline-block;
            padding: 13px 36px;
            border: 1px solid rgba(248, 246, 242, 0.38);
            color: var(--color-text-main);
            font-size: 0.65rem;
            letter-spacing: 0.22em;
            text-transform: uppercase;
            text-decoration: none;
            font-weight: 400;
            font-family: var(--font-body);
            transition: border-color 0.3s ease, color 0.3s ease;
            cursor: pointer;
            background: transparent;
            text-align: center;
        }

        .btn-outline-white:hover {
            border-color: var(--color-gold);
            color: var(--color-gold);
        }

        /* Mobile Menu Toggle */
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            flex-direction: column;
            gap: 5px;
            z-index: 301;
        }

        .mobile-toggle span {
            display: block;
            width: 24px;
            height: 1px;
            background: var(--color-text-main);
            transition: transform 0.3s ease, opacity 0.3s ease;
        }

        .mobile-toggle.active span:nth-child(1) {
            transform: translateY(6px) rotate(45deg);
        }
        .mobile-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .mobile-toggle.active span:nth-child(3) {
            transform: translateY(-6px) rotate(-45deg);
        }

        .mobile-nav-overlay {
            position: fixed;
            inset: 0;
            background: #0A0A0A;
            z-index: 299;
            display: flex;
            flex-direction: column;
            justify-content: flex-start;
            align-items: flex-start;
            padding: 140px 10vw 60px;
            transition: opacity 0.4s ease, visibility 0.4s ease;
            opacity: 0;
            visibility: hidden;
            overflow-y: auto;
        }

        .mobile-nav-overlay.open {
            opacity: 1;
            visibility: visible;
        }

        .mobile-nav-link {
            font-family: var(--font-display);
            font-size: clamp(2.2rem, 6.5vw, 4rem);
            font-weight: 300;
            color: var(--color-text-main);
            text-decoration: none;
            line-height: 1.25;
            transition: color 0.3s ease;
            margin-bottom: 12px;
        }

        .mobile-nav-link:hover {
            color: var(--color-gold);
        }

        /* ── Container Layout (Exact 1400px Max-Width Matching Dukani Petroleum) ── */
        .container {
            max-width: 1400px;
            margin: 0 auto;
            width: 100%;
            box-sizing: border-box;
        }

        /* ── Section Utilities & Labels ── */
        .section-label {
            font-size: 0.62rem;
            letter-spacing: 0.3em;
            text-transform: uppercase;
            font-family: var(--font-body);
            font-weight: 500;
            color: var(--color-gold);
            display: inline-block;
        }

        .gold-line {
            display: inline-block;
            width: 48px;
            height: 1px;
            background: var(--color-gold);
            flex-shrink: 0;
            vertical-align: middle;
        }

        .section-title {
            font-family: var(--font-display);
            font-size: clamp(2rem, 3.8vw, 3.2rem);
            font-weight: 300;
            color: var(--color-text-main);
            line-height: 1.15;
            margin-bottom: 40px;
        }

        /* ── Hero Section (Adjusted Height Directly Below CTA Buttons) ── */
        .hero-section {
            position: relative;
            background: #050E0A;
            width: 100%;
            height: auto;
            min-height: auto;
            overflow: hidden;
            padding-left: 7vw;
            padding-right: 7vw;
            padding-top: clamp(170px, 18vh, 210px);
            padding-bottom: 72px;
            box-sizing: border-box;
            display: flex;
            align-items: center;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('../images/hero-dukani-bg.jpg');
            background-size: cover;
            background-repeat: no-repeat;
            background-position: center 45%;
            will-change: transform;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(5, 14, 10, 0.82) 0%, rgba(5, 14, 10, 0.48) 55%, rgba(5, 14, 10, 0.28) 100%);
        }

        .hero-content-container {
            position: relative;
            z-index: 10;
            height: auto;
            display: flex;
            flex-direction: column;
            justify-content: flex-start;
            padding-top: 24px;
            padding-bottom: 24px;
            max-width: 1400px;
            margin: 0 auto;
            width: 100%;
            box-sizing: border-box;
        }

        .hero-label {
            color: var(--color-gold);
            margin-bottom: clamp(10px, 1.5vh, 16px);
            font-size: 0.75rem;
            letter-spacing: 0.22em;
            text-transform: uppercase;
            font-weight: 500;
            animation: 1.1s cubic-bezier(.16, 1, .3, 1) 0.25s both heroReveal;
        }

        .hero-title {
            font-family: var(--font-display);
            font-size: clamp(1.95rem, 5vw, 6.5rem);
            font-weight: 300;
            color: var(--color-text-main);
            line-height: 1.04;
            letter-spacing: -0.01em;
            margin: 0 0 clamp(10px, 2vh, 18px);
            max-width: 1100px;
            word-break: break-word;
            animation: 1.1s cubic-bezier(.16, 1, .3, 1) 0.5s both heroReveal;
        }

        .hero-title em {
            font-style: italic;
            color: rgba(248, 246, 242, 0.78);
            font-weight: 300;
        }

        .hero-sub {
            max-width: 950px;
            font-size: clamp(0.85rem, 1.1vw, 1rem);
            line-height: 1.8;
            color: rgba(248, 246, 242, 0.88);
            margin-bottom: clamp(14px, 2vh, 20px);
            font-weight: 300;
            animation: 1.1s cubic-bezier(.16, 1, .3, 1) 0.75s both heroReveal;
        }

        .hero-cta {
            display: flex;
            gap: clamp(12px, 3vw, 20px);
            flex-wrap: wrap;
            justify-content: flex-start;
            width: 100%;
            animation: heroReveal 1.1s cubic-bezier(0.16, 1, 0.3, 1) 0.95s both;
        }

        /* Scroll indicator (mvglobal style) */
        .scroll-indicator {
            position: absolute;
            bottom: 36px;
            right: 5vw;
            z-index: 10;
            display: flex;
            align-items: flex-end;
            gap: 14px;
            color: rgba(248, 246, 242, 0.45);
            font-size: 0.58rem;
            letter-spacing: 0.22em;
            text-transform: uppercase;
            font-family: var(--font-body);
            writing-mode: vertical-lr;
        }

        .scroll-line {
            width: 1px;
            height: 56px;
            background: var(--color-gold);
            opacity: 0.65;
            animation: scrollPulse 2.8s ease-in-out infinite;
        }

        @keyframes heroReveal {
            from { opacity: 0; transform: translateY(28px); }
            to   { opacity: 1; transform: translateY(0); }
        }

        @keyframes scrollPulse {
            0%, 100% { opacity: 0.25; transform: scaleY(0.25); transform-origin: top; }
            60%       { opacity: 1;    transform: scaleY(1);    transform-origin: top; }
        }

        /* ── Ecosystem Intro Section (Exact Dukani Petroleum Width & Padding Layout) ── */
        .ecosystem-intro-section {
            padding: clamp(80px, 10vw, 140px) 7vw;
            background-color: #F8F6F2;
            color: #2B2B2B;
            position: relative;
            border-top: 1px solid rgba(201, 164, 106, 0.25);
            border-bottom: 1px solid rgba(201, 164, 106, 0.25);
            width: 100%;
            box-sizing: border-box;
        }

        .ecosystem-intro-section .container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0;
            width: 100%;
        }

        .ecosystem-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: clamp(32px, 5vw, 80px);
            align-items: center;
            max-width: 1400px;
            margin: 0 auto;
            width: 100%;
        }

        .ecosystem-text-col {
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .ecosystem-title {
            font-family: var(--font-display);
            font-size: clamp(2.4rem, 4vw, 4.5rem);
            font-weight: 300;
            line-height: 1.1;
            letter-spacing: -0.01em;
            color: #0A0A0A;
            margin-bottom: 32px;
        }

        .ecosystem-title em {
            font-style: italic;
            font-family: var(--font-display);
        }

        .ecosystem-lead {
            font-size: clamp(0.95rem, 1.3vw, 1.15rem);
            line-height: 1.6;
            color: #4A4540;
            margin-bottom: 28px;
            font-weight: 300;
        }

        .ecosystem-body {
            font-size: 0.95rem;
            line-height: 1.8;
            color: #4A4540;
            margin-bottom: 16px;
            font-weight: 300;
        }

        .ecosystem-media-col {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 100%;
        }

        .ecosystem-img-frame {
            position: relative;
            width: 100%;
            aspect-ratio: 670 / 848;
            border-radius: 6px;
            overflow: hidden;
            border: 1px solid rgba(201, 164, 106, 0.35);
            box-shadow: 0 20px 45px rgba(0,0,0,0.12);
            background-color: #062419;
        }

        .ecosystem-img-frame img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center;
            display: block;
            transition: transform 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

        .ecosystem-img-frame:hover img {
            transform: scale(1.05);
        }

        @media (max-width: 960px) {
            .ecosystem-grid {
                grid-template-columns: 1fr !important;
            }
            .ecosystem-media-col {
                min-height: 280px !important;
                height: 280px !important;
            }
        }

        /* ── Grid Layouts ── */
        .entities-section {
            position: relative;
            padding: clamp(80px, 10vw, 120px) 7vw;
            background-color: #F8F6F2;
            color: #2B2B2B;
            border-top: 1px solid rgba(201, 164, 106, 0.25);
            border-bottom: 1px solid rgba(201, 164, 106, 0.25);
            width: 100%;
            box-sizing: border-box;
        }

        .grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
            gap: 28px;
            max-width: 1400px;
            margin: 0 auto;
            width: 100%;
        }

        /* ── Card Blocks with Emerald Leather Texture Background & Visible Gold/Off-White Typography ── */
        .card {
            position: relative;
            background: #062419 url('../images/strategic-entities-leather-bg.jpg') center center / cover no-repeat;
            border: 1px solid var(--color-border-gold-strong);
            border-radius: 6px;
            padding: 40px 34px;
            text-decoration: none;
            color: inherit;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            transition: all 0.45s cubic-bezier(0.16, 1, 0.3, 1);
            overflow: hidden;
            min-height: 320px;
            box-shadow: 0 16px 36px rgba(4, 18, 13, 0.25);
        }

        .card-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(6, 36, 25, 0.45) 0%, rgba(3, 16, 11, 0.75) 100%);
            transition: background 0.45s ease;
            z-index: 1;
        }

        .card:hover {
            transform: translateY(-6px);
            border-color: var(--color-gold);
            box-shadow: 0 22px 48px rgba(6, 36, 25, 0.45);
        }

        .card:hover .card-overlay {
            background: linear-gradient(180deg, rgba(6, 36, 25, 0.28) 0%, rgba(3, 16, 11, 0.58) 100%);
        }

        .card-top-line {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
            opacity: 0;
            transition: opacity 0.4s ease;
            z-index: 3;
        }

        .card:hover .card-top-line {
            opacity: 1;
        }

        .card-content {
            position: relative;
            z-index: 2;
            height: 100%;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .card-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            margin-bottom: 8px;
        }

        .card-title {
            font-family: var(--font-display);
            font-size: 1.75rem;
            font-weight: 400;
            color: var(--color-gold);
            line-height: 1.2;
            transition: color 0.3s ease;
        }

        .card:hover .card-title {
            color: var(--color-gold-light);
        }

        .card-icon {
            color: var(--color-gold);
            font-size: 1.3rem;
            transition: transform 0.3s ease;
        }

        .card:hover .card-icon {
            transform: translate(3px, -3px);
            color: var(--color-gold-light);
        }

        .entity-type {
            font-size: 0.68rem;
            text-transform: uppercase;
            letter-spacing: 0.2em;
            color: var(--color-gold-light);
            margin-bottom: 12px;
            font-weight: 600;
        }

        .structure-note {
            font-size: 0.82rem;
            color: rgba(248, 246, 242, 0.9);
            font-style: italic;
            margin-bottom: 14px;
            padding: 6px 12px;
            background: rgba(201, 164, 106, 0.12);
            border-left: 2px solid var(--color-gold);
            border-radius: 2px;
        }

        .card-desc {
            font-size: 0.94rem;
            color: rgba(248, 246, 242, 0.88);
            line-height: 1.65;
            margin-bottom: 24px;
            font-weight: 300;
        }

        .card-footer-actions {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            margin-top: auto;
            padding-top: 18px;
            border-top: 1px solid rgba(201, 164, 106, 0.22);
            gap: 14px;
        }

        .btn-read-more {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 0.72rem;
            letter-spacing: 0.18em;
            text-transform: uppercase;
            color: var(--color-gold);
            background: rgba(201, 164, 106, 0.08);
            border: 1px solid var(--color-border-gold);
            padding: 10px 22px;
            border-radius: 3px;
            cursor: pointer;
            font-family: var(--font-body);
            font-weight: 600;
            transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
        }

        .btn-read-more:hover {
            background: var(--color-gold);
            color: #050E0A;
            box-shadow: 0 4px 16px rgba(201, 164, 106, 0.3);
        }

        .card .btn-read-more {
            color: var(--color-gold);
            background: rgba(201, 164, 106, 0.12);
            border: 1px solid var(--color-border-gold);
            padding: 10px 22px;
            font-weight: 600;
        }

        .card .btn-read-more:hover {
            background: var(--color-gold);
            color: #050E0A;
            border-color: var(--color-gold);
            box-shadow: 0 6px 20px rgba(201, 164, 106, 0.35);
        }

        .card-url {
            font-size: 0.72rem;
            text-transform: uppercase;
            letter-spacing: 0.18em;
            color: var(--color-gold);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: gap 0.3s ease, color 0.3s ease;
        }

        .card:hover .card-url {
            gap: 12px;
            color: #FFFFFF;
        }

        /* ── Option 4: Full-Screen Edge-to-Edge Editorial Entity Rows ── */

        .editorial-entities-list {
            display: flex;
            flex-direction: column;
            gap: 32px;
            margin-top: 48px;
            width: 100%;
        }

        .editorial-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            align-items: stretch;
            background-color: #F8F6F2;
            border: 1px solid rgba(201, 164, 106, 0.35);
            border-radius: 6px;
            padding: 24px;
            position: relative;
            overflow: hidden;
            width: 100%;
            box-sizing: border-box;
            transition: all 0.45s cubic-bezier(0.16, 1, 0.3, 1);
        }

        .editorial-row:hover {
            border-color: var(--color-gold);
            box-shadow: 0 12px 36px rgba(6, 36, 25, 0.08);
            z-index: 2;
        }

        .editorial-row-reverse .editorial-media {
            order: -1;
        }

        .editorial-top-beam {
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 2px;
            background: linear-gradient(90deg, transparent, #C9A46A, transparent);
            transition: left 0.85s cubic-bezier(0.16, 1, 0.3, 1);
            z-index: 10;
        }

        .editorial-row:hover .editorial-top-beam {
            left: 100%;
        }

        .editorial-media {
            position: relative;
            width: 100%;
            height: 100%;
            min-height: 340px;
            border-radius: 4px;
            overflow: hidden;
            background-color: #062419;
        }

        .editorial-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center;
            display: block;
            transition: transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
        }

        .editorial-row:hover .editorial-media img {
            transform: scale(1.06);
        }

        .editorial-media-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(6, 36, 25, 0.05) 0%, rgba(6, 36, 25, 0.32) 100%);
            transition: opacity 0.4s ease;
        }

        .editorial-content {
            display: flex;
            flex-direction: column;
            justify-content: center;
            padding: 24px 36px;
            box-sizing: border-box;
        }

        .editorial-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            margin-bottom: 6px;
        }

        .editorial-title {
            font-family: var(--font-display);
            font-size: 1.95rem;
            color: #062419;
            font-weight: 400;
            line-height: 1.25;
            transition: color 0.3s ease;
        }

        .editorial-row:hover .editorial-title {
            color: #A37936;
        }

        .editorial-icon {
            color: #A37936;
            font-size: 1.4rem;
            transition: transform 0.3s ease;
        }

        .editorial-row:hover .editorial-icon {
            transform: translate(4px, -4px);
        }

        .editorial-type {
            font-size: 0.72rem;
            text-transform: uppercase;
            letter-spacing: 0.22em;
            color: #A37936;
            margin-bottom: 18px;
            font-weight: 600;
        }

        .editorial-desc {
            font-size: 0.96rem;
            color: #2A4237;
            line-height: 1.72;
            margin-bottom: 24px;
            font-weight: 300;
            max-width: 620px;
        }

        .editorial-footer {
            display: flex;
            align-items: center;
            gap: 24px;
            flex-wrap: wrap;
            padding-top: 20px;
            border-top: 1px solid rgba(201, 164, 106, 0.2);
        }

        @media (max-width: 992px) {
            .editorial-row, .editorial-row-reverse {
                grid-template-columns: 1fr !important;
                padding: 16px !important;
                gap: 20px !important;
            }
            .editorial-row-reverse .editorial-media {
                order: 0 !important;
            }
            .editorial-media {
                min-height: 240px !important;
            }
            .editorial-content {
                padding: 16px 8px !important;
            }
        }
        .pipeline-section {
            padding: clamp(80px, 10vw, 120px) 7vw;
            background-color: #F8F6F2;
            color: #2B2B2B;
            border-top: 1px solid rgba(201, 164, 106, 0.25);
            border-bottom: 1px solid rgba(201, 164, 106, 0.25);
            width: 100%;
            box-sizing: border-box;
            overflow: hidden;
        }

        .pipeline-container {
            background-color: #F8F6F2;
            border: none;
            border-radius: 0;
            padding: 0;
            width: 100%;
            max-width: 1400px;
            margin: 0 auto;
            box-sizing: border-box;
            position: relative;
        }

        .pipeline-grid-2col {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 32px;
            width: 100%;
        }

        .pipeline-card {
            position: relative;
            background: #062419 url('../images/emerald-leather-bg.jpg') center center / cover no-repeat;
            border: 1px solid var(--color-border-gold-strong);
            border-radius: 6px;
            padding: 44px 38px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
            overflow: hidden;
            min-height: 260px;
            box-shadow: 0 16px 36px rgba(4, 18, 13, 0.3);
        }

        .pipeline-card-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(6, 36, 25, 0.45) 0%, rgba(3, 16, 11, 0.75) 100%);
            transition: background 0.35s ease;
            z-index: 1;
        }

        .pipeline-card:hover {
            border-color: var(--color-gold);
            transform: translateY(-4px);
            box-shadow: 0 24px 50px rgba(6, 36, 25, 0.45);
        }

        .pipeline-card:hover .pipeline-card-overlay {
            background: linear-gradient(180deg, rgba(6, 36, 25, 0.28) 0%, rgba(3, 16, 11, 0.58) 100%);
        }

        .pipeline-content {
            position: relative;
            z-index: 2;
        }

        .badge-launch {
            align-self: flex-start;
            background-color: rgba(201, 164, 106, 0.18);
            color: var(--color-gold);
            border: 1px solid var(--color-gold);
            font-size: 0.62rem;
            padding: 4px 12px;
            border-radius: 20px;
            text-transform: uppercase;
            letter-spacing: 0.18em;
            margin-bottom: 16px;
            font-weight: 600;
            display: inline-block;
        }

        .pipeline-title {
            font-family: var(--font-display);
            font-size: 1.65rem;
            font-weight: 400;
            color: var(--color-gold);
            margin-bottom: 12px;
        }

        .pipeline-desc {
            font-size: 0.95rem;
            color: #F8F6F2;
            line-height: 1.65;
            font-weight: 300;
        }

        /* ── Standalone Section: Private Members & Partners Portal ── */
        .portal-standalone-section {
            position: relative;
            padding: clamp(80px, 10vw, 120px) 7vw;
            background-color: #050E0A;
            background-image: url('../images/dukani-portal-doorway.jpg');
            background-size: cover;
            background-repeat: no-repeat;
            background-position: center center;
            color: #F8F6F2;
            overflow: hidden;
            border-top: 1px solid rgba(201, 164, 106, 0.25);
            border-bottom: 1px solid rgba(201, 164, 106, 0.25);
            width: 100%;
            box-sizing: border-box;
        }

        .portal-standalone-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(5, 14, 10, 0.94) 0%, rgba(5, 14, 10, 0.78) 50%, rgba(5, 14, 10, 0.90) 100%);
            z-index: 1;
        }

        .portal-standalone-container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: clamp(40px, 6vw, 80px);
            align-items: center;
            max-width: 1400px;
            margin: 0 auto;
            width: 100%;
        }

        .portal-info-block {
            max-width: 620px;
        }

        .portal-info-block .section-title {
            color: #F8F6F2;
            margin-bottom: 24px;
        }

        .portal-bullets {
            list-style: none;
            padding: 0;
            margin: 28px 0 0 0;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .portal-bullets li {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.94rem;
            color: rgba(248, 246, 242, 0.88);
            font-weight: 300;
        }

        .portal-bullets li span.bullet-icon {
            color: var(--color-gold);
            font-size: 1.1rem;
        }

        .portal-auth-card {
            position: relative;
            background: #062419 url('../images/emerald-leather-bg.jpg') center center / cover no-repeat;
            border: 1px solid var(--color-border-gold-strong);
            border-radius: 6px;
            padding: 44px 38px;
            box-shadow: 0 25px 50px rgba(0, 0, 0, 0.75);
            overflow: hidden;
        }

        .portal-auth-card h3 {
            font-family: var(--font-display);
            font-size: 1.85rem;
            color: var(--color-gold);
            margin-bottom: 8px;
            font-weight: 300;
        }

        .portal-auth-card p {
            font-size: 0.88rem;
            color: rgba(248, 246, 242, 0.72);
            margin-bottom: 24px;
            line-height: 1.6;
        }

        /* ── Standalone Section: Get in Touch ── */
        .contact-standalone-section {
            padding: clamp(80px, 10vw, 120px) 7vw;
            background-color: #F8F6F2;
            color: #062419;
            text-align: center;
            position: relative;
            border-bottom: 1px solid rgba(201, 164, 106, 0.25);
            width: 100%;
            box-sizing: border-box;
        }

        .contact-standalone-container {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            align-items: center;
            width: 100%;
        }

        .contact-standalone-section .section-title {
            color: #062419;
            margin-bottom: 16px;
        }

        .contact-standalone-desc {
            font-size: 1.05rem;
            color: #2A4237;
            margin-bottom: 36px;
            font-weight: 300;
            line-height: 1.7;
        }

        .contact-email-hero {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            font-size: 1.45rem;
            font-family: var(--font-display);
            color: #062419;
            text-decoration: none;
            padding: 16px 40px;
            border: 1px solid rgba(201, 164, 106, 0.45);
            background: #FFFFFF;
            border-radius: 4px;
            transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
            box-shadow: 0 10px 25px rgba(6, 36, 25, 0.05);
        }

        .contact-email-hero:hover {
            border-color: var(--color-gold);
            color: #A37936;
            transform: translateY(-2px);
            box-shadow: 0 16px 36px rgba(163, 121, 54, 0.18);
        }

        @media (max-width: 960px) {
            .portal-standalone-container {
                grid-template-columns: 1fr !important;
                gap: 40px !important;
            }
            .portal-standalone-section {
                padding: 70px 18px !important;
            }
            .portal-auth-card {
                padding: 32px 24px !important;
            }
            .contact-standalone-section {
                padding: 70px 18px !important;
            }
            .contact-email-hero {
                font-size: 1.15rem !important;
                padding: 14px 24px !important;
            }
        }

        /* ── Modal Dialog System (Fixed & Smooth Touch Scrolling for Mobile & Desktop) ── */
        .modal-backdrop {
            position: fixed;
            inset: 0;
            width: 100%;
            height: 100%;
            height: 100dvh;
            background: rgba(3, 8, 6, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            z-index: 999999;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: flex-start;
            padding: 36px 16px;
            padding-top: max(32px, env(safe-area-inset-top, 32px));
            padding-bottom: max(32px, env(safe-area-inset-bottom, 32px));
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s ease, visibility 0.3s ease;
            overflow-y: auto;
            -webkit-overflow-scrolling: touch;
            box-sizing: border-box;
        }

        .modal-backdrop.open {
            opacity: 1;
            visibility: visible;
        }

        .modal-card {
            background: #0A1C16;
            border: 1px solid var(--color-border-gold-strong);
            border-radius: 8px;
            max-width: 680px;
            width: 100%;
            max-height: calc(100vh - 64px);
            max-height: calc(100dvh - 64px);
            overflow-y: auto;
            -webkit-overflow-scrolling: touch;
            overscroll-behavior: contain;
            padding: 40px 32px 32px;
            text-align: left;
            position: relative;
            transform: translateY(15px);
            transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
            box-shadow: 0 25px 60px rgba(0,0,0,0.85);
            box-sizing: border-box;
            margin: auto 0;
            flex-shrink: 0;
        }

        .modal-card-entity {
            max-width: 720px;
        }

        .modal-card-legal {
            max-width: 820px;
        }

        .modal-card::-webkit-scrollbar {
            width: 6px;
        }
        .modal-card::-webkit-scrollbar-track {
            background: rgba(3, 8, 6, 0.5);
        }
        .modal-card::-webkit-scrollbar-thumb {
            background: rgba(201, 164, 106, 0.4);
            border-radius: 3px;
        }
        .modal-card::-webkit-scrollbar-thumb:hover {
            background: var(--color-gold);
        }

        .modal-backdrop.open .modal-card {
            transform: translateY(0);
        }

        .modal-close {
            position: sticky;
            top: 12px;
            float: right;
            margin-top: -6px;
            margin-right: -4px;
            margin-bottom: -40px;
            width: 40px;
            height: 40px;
            background: #050E0A;
            border: 1.5px solid var(--color-gold);
            border-radius: 50%;
            color: var(--color-gold);
            font-size: 1.5rem;
            font-weight: 300;
            line-height: 1;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            z-index: 1000;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.9);
            transition: all 0.25s ease;
        }

        .modal-close:hover {
            color: #050E0A;
            background: var(--color-gold);
            border-color: var(--color-gold);
            transform: scale(1.08);
        }

        .modal-title {
            font-family: var(--font-display);
            font-size: 2rem;
            color: var(--color-gold);
            margin-bottom: 12px;
            font-weight: 300;
        }

        .modal-desc {
            color: var(--color-text-muted);
            font-size: 0.92rem;
            margin-bottom: 24px;
            line-height: 1.6;
        }

        .luxury-input {
            width: 100%;
            background: rgba(255, 255, 255, 0.03);
            border: none;
            border-bottom: 1px solid rgba(201, 164, 106, 0.4);
            padding: 14px 12px;
            font-family: var(--font-body);
            font-size: 0.9rem;
            color: var(--color-text-main);
            outline: none;
            margin-bottom: 20px;
            transition: border-color 0.3s ease;
        }

        .luxury-input:focus {
            border-bottom-color: var(--color-gold);
            background: rgba(201, 164, 106, 0.05);
        }

        /* ── Footer Section (Matching Dukani Petroleum Container & 7vw Padding) ── */
        footer {
            border-top: 1px solid rgba(201, 164, 106, 0.2);
            padding: 50px 7vw 28px;
            background: #030806;
            font-size: 0.8rem;
            color: var(--color-text-muted);
            width: 100%;
            box-sizing: border-box;
        }

        .footer-about-block {
            max-width: 840px;
            margin: 0 auto;
            text-align: center;
            line-height: 1.7;
            color: rgba(248, 246, 242, 0.72);
        }

        .footer-about-block h3 {
            font-family: var(--font-display);
            color: var(--color-gold);
            font-size: 1.25rem;
            font-weight: 400;
            margin-bottom: 14px;
            text-transform: uppercase;
            letter-spacing: 0.14em;
        }

        .footer-about-block p {
            margin-bottom: 12px;
            font-size: 0.85rem;
        }
            font-weight: 300;
            font-size: 0.7rem;
            margin-bottom: 6px;
        }

        .disclaimer-block p:last-child {
            margin-bottom: 0;
        }

        .disclaimer-list {
            margin: 4px 0 6px 14px;
            color: rgba(248, 246, 242, 0.58);
            font-size: 0.7rem;
            font-weight: 300;
        }

        .disclaimer-list li {
            margin-bottom: 3px;
        }

        .footer-bottom-bar {
            border-top: 1px solid rgba(201, 164, 106, 0.15);
            margin-top: 28px;
            padding-top: 20px;
            text-align: left;
        }

        .copyright {
            text-align: left;
            margin-top: 8px;
            padding-top: 0;
            border-top: none;
            font-size: 0.65rem;
            letter-spacing: 0.15em;
            text-transform: uppercase;
            color: rgba(248, 246, 242, 0.4);
        }

        /* ── Scroll Reveal Animations ── */
        .reveal {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
        }

        .reveal.in-view {
            opacity: 1;
            transform: translateY(0);
        }

        .reveal-delay-1 { transition-delay: 0.1s; }
        .reveal-delay-2 { transition-delay: 0.2s; }
        .reveal-delay-3 { transition-delay: 0.3s; }

        /* ── Responsive Mobile Adjustments ── */
        @media (max-width: 1024px) {
            .desktop-nav { display: none !important; }
            .mobile-toggle { display: flex !important; }
        }

        @media (max-width: 992px) {
            .editorial-row, .editorial-row-reverse {
                grid-template-columns: 1fr !important;
                padding: 18px !important;
                gap: 20px !important;
            }
            .editorial-row-reverse .editorial-media {
                order: 0 !important;
            }
            .editorial-media {
                height: 230px !important;
                min-height: 200px !important;
                width: 100% !important;
                border-radius: 4px !important;
            }
            .editorial-content {
                padding: 16px 6px !important;
            }
            .editorial-title {
                font-size: 1.55rem !important;
            }
            .editorial-desc {
                font-size: 0.92rem !important;
                line-height: 1.65 !important;
                margin-bottom: 20px !important;
            }
            .ecosystem-grid {
                grid-template-columns: 1fr !important;
                gap: 36px !important;
            }
            .ecosystem-img-frame {
                height: 280px !important;
            }
            .pipeline-grid-2col {
                grid-template-columns: 1fr !important;
                gap: 20px !important;
            }
        }

        @media (max-width: 768px) {
            html, body {
                overflow-x: hidden !important;
            }
            .hero-section {
                aspect-ratio: auto !important;
                min-height: auto !important;
                height: auto !important;
                padding-left: 18px !important;
                padding-right: 18px !important;
                padding-top: 150px !important;
                padding-bottom: 60px !important;
            }
            .hero-content-container {
                align-items: center !important;
                text-align: center !important;
                padding-top: 16px !important;
                padding-bottom: 16px !important;
            }
            .hero-label {
                text-align: center !important;
                margin-left: auto !important;
                margin-right: auto !important;
            }
            .hero-title {
                font-size: clamp(1.9rem, 7vw, 2.8rem) !important;
                line-height: 1.18 !important;
                margin-bottom: 16px !important;
                text-align: center !important;
                margin-left: auto !important;
                margin-right: auto !important;
            }
            .hero-sub {
                font-size: 0.92rem !important;
                line-height: 1.68 !important;
                margin-bottom: 20px !important;
                text-align: center !important;
                margin-left: auto !important;
                margin-right: auto !important;
            }
            .hero-cta {
                flex-direction: column !important;
                align-items: stretch !important;
                width: 100% !important;
                gap: 12px !important;
            }
            .hero-cta .btn-gold, .hero-cta .btn-outline-white {
                width: 100% !important;
                text-align: center !important;
                box-sizing: border-box !important;
            }
            .hero-scroll-indicator, .scroll-indicator {
                display: none !important;
            }
            .grid { grid-template-columns: 1fr !important; }
            .flex-sections { grid-template-columns: 1fr !important; }
            .pipeline-section { padding: 60px 18px !important; }
            .pipeline-container { padding: 0 !important; }
            .pipeline-card { padding: 32px 22px !important; min-height: 220px !important; }
            .pipeline-title { font-size: 1.45rem !important; }
            .portal-section, .contact-section { padding: 36px 20px !important; }
            header.site-header { padding: 12px 16px !important; }
            .header-logo { height: 65px !important; }
            .entities-section { padding: 60px 18px !important; }
            .editorial-entities-list { gap: 24px !important; margin-top: 32px !important; }
            .editorial-row { padding: 14px !important; }
            .editorial-media { height: 210px !important; }
            .modal-backdrop {
                padding: max(16px, env(safe-area-inset-top, 16px)) 10px max(24px, env(safe-area-inset-bottom, 24px)) !important;
                display: flex !important;
                flex-direction: column !important;
                align-items: center !important;
                justify-content: flex-start !important;
            }
            .modal-card {
                padding: 24px 16px 20px !important;
                max-width: 100% !important;
                max-height: calc(100vh - 32px) !important;
                max-height: calc(100dvh - 32px) !important;
                margin: 0 !important;
                border-radius: 8px !important;
                overflow-y: auto !important;
                -webkit-overflow-scrolling: touch !important;
            }
            .modal-close {
                top: 8px !important;
                right: 8px !important;
                width: 38px !important;
                height: 38px !important;
                font-size: 1.4rem !important;
                background: #050E0A !important;
                border: 1.5px solid var(--color-gold) !important;
                color: var(--color-gold) !important;
                box-shadow: 0 4px 16px rgba(0, 0, 0, 0.95) !important;
            }
            .footer-about-block { padding: 0 16px !important; }
        }

        @media (max-width: 480px) {
            .hero-title { font-size: 1.75rem !important; }
            .editorial-media { height: 180px !important; }
            .editorial-footer { flex-direction: column !important; align-items: stretch !important; gap: 10px !important; }
            .editorial-footer .btn-read-more, .editorial-footer .card-url { width: 100% !important; text-align: center !important; justify-content: center !important; box-sizing: border-box !important; }
        }

        /* ── Side-by-Side Footer Layout with Left About & Right Legal Hyperlinks ── */
        .footer-main-grid {
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: clamp(40px, 6vw, 80px);
            align-items: flex-start;
            padding-bottom: 24px;
        }

        .footer-left-about {
            max-width: 680px;
        }

        .footer-left-about h3 {
            font-family: var(--font-display);
            font-size: 1.85rem;
            color: var(--color-gold);
            margin-bottom: 18px;
            font-weight: 300;
        }

        .footer-left-about p {
            color: rgba(248, 246, 242, 0.76);
            font-size: 0.94rem;
            line-height: 1.75;
            margin-bottom: 14px;
            font-weight: 300;
        }

        .footer-left-about p:last-child {
            margin-bottom: 0;
        }

        .footer-right-legal {
            display: flex;
            flex-direction: column;
        }

        .footer-legal-label {
            font-size: 0.7rem;
            text-transform: uppercase;
            letter-spacing: 0.22em;
            color: var(--color-gold);
            margin-bottom: 20px;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .footer-hyperlink-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-hyperlink {
            font-family: var(--font-body);
            font-size: 0.92rem;
            color: rgba(248, 246, 242, 0.88);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid rgba(201, 164, 106, 0.18);
            transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
            cursor: pointer;
        }

        .footer-hyperlink:hover {
            color: var(--color-gold);
            border-bottom-color: var(--color-gold);
            padding-left: 6px;
        }

        .footer-hyperlink span.arrow {
            color: var(--color-gold);
            font-size: 0.95rem;
            transition: transform 0.3s ease;
        }

        .footer-hyperlink:hover span.arrow {
            transform: translateX(4px);
        }

        .footer-hyperlink-gold {
            color: var(--color-gold);
            font-weight: 500;
            border-bottom-color: rgba(201, 164, 106, 0.4);
            margin-top: 4px;
        }

        @media (max-width: 900px) {
            .footer-main-grid {
                grid-template-columns: 1fr !important;
                gap: 40px !important;
            }
        }

        /* ── Free Auto-Translation & Language Selector Styling (Dukani Petroleum Engine) ── */
        .goog-te-banner-frame,
        .goog-te-banner,
        .skiptranslate {
            display: none !important;
        }

        #google_translate_element {
            position: absolute !important;
            top: -9999px !important;
            left: -9999px !important;
            width: 1px !important;
            height: 1px !important;
            overflow: hidden !important;
            opacity: 0 !important;
            pointer-events: none !important;
        }

        body {
            top: 0 !important;
            position: static !important;
        }

        .goog-te-spinner-pos {
            display: none !important;
        }

        .lang-selector-wrapper {
            position: relative;
            display: inline-block;
            margin-left: 12px;
        }

        .lang-selector-btn {
            background: transparent;
            border: 1px solid rgba(201, 164, 106, 0.4);
            color: var(--color-gold);
            padding: 6px 12px;
            font-family: var(--font-body);
            font-size: 0.75rem;
            letter-spacing: 1px;
            font-weight: 600;
            border-radius: 2px;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: all 0.3s ease;
        }

        .lang-selector-btn:hover {
            background: rgba(201, 164, 106, 0.1);
            border-color: var(--color-gold);
        }

        .lang-dropdown-menu {
            position: absolute;
            top: calc(100% + 8px);
            right: 0;
            background: #06120D;
            border: 1px solid rgba(201, 164, 106, 0.3);
            box-shadow: 0 10px 30px rgba(0,0,0,0.6);
            border-radius: 4px;
            min-width: 190px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
            z-index: 10000;
            padding: 6px 0;
        }

        .lang-selector-wrapper:hover .lang-dropdown-menu,
        .lang-selector-wrapper:focus-within .lang-dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .lang-option-btn {
            width: 100%;
            text-align: left;
            background: transparent;
            border: none;
            color: #F8F6F2;
            padding: 8px 16px;
            font-family: var(--font-body);
            font-size: 0.72rem;
            font-weight: 500;
            letter-spacing: 1px;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: background 0.2s ease, color 0.2s ease;
        }

        .lang-option-btn:hover {
            background: rgba(201, 164, 106, 0.15);
            color: var(--color-gold);
        }

        /* RTL Support */
        html[dir="rtl"] body {
            text-align: right;
        }

        html[dir="rtl"] .lang-dropdown-menu {
            right: auto;
            left: 0;
            text-align: right;
        }

        html[dir="rtl"] .lang-option-btn {
            text-align: right;
            flex-direction: row-reverse;
            justify-content: flex-end;
        }

        /* Prevent auto-translation of company brand name */
        .notranslate {
            display: inline;
        }

        /* ── Video Preloader & Direct Seamless Crossfade ── */
        #site-preloader {
            position: fixed;
            inset: 0;
            z-index: 999999;
            background-color: #050E0A;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 1;
            visibility: visible;
            transform: scale(1);
            transition: opacity 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94), 
                        transform 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94), 
                        visibility 0.9s ease;
            will-change: opacity, transform;
        }

        #site-preloader.fade-out {
            opacity: 0;
            transform: scale(1.03);
            visibility: hidden;
            pointer-events: none;
        }

        .preloader-video-element {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            z-index: 1;
        }

        .preloader-overlay-gradient {
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at center, transparent 35%, rgba(5, 14, 10, 0.6) 100%),
                        linear-gradient(180deg, rgba(5, 14, 10, 0.2) 0%, rgba(5, 14, 10, 0.5) 100%);
            z-index: 2;
            pointer-events: none;
        }

        .preloader-skip-btn {
            position: absolute;
            bottom: 36px;
            right: 40px;
            z-index: 10;
            background: rgba(6, 36, 25, 0.65);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(201, 164, 106, 0.4);
            color: var(--color-gold);
            font-size: 0.72rem;
            letter-spacing: 0.2em;
            text-transform: uppercase;
            padding: 10px 22px;
            border-radius: 4px;
            cursor: pointer;
            font-family: var(--font-body);
            font-weight: 500;
            transition: all 0.35s ease;
        }

        .preloader-skip-btn:hover {
            background: var(--color-gold);
            color: #050E0A;
            box-shadow: 0 4px 16px rgba(201, 164, 106, 0.35);
        }

        /* ── Sound Unmute Button on Video (Dukani Petroleum Style) ── */
        .preloader-sound-btn {
            position: absolute;
            bottom: 36px;
            left: 40px;
            z-index: 10;
            background: rgba(5, 14, 10, 0.8);
            border: 1px solid var(--color-gold);
            color: var(--color-gold);
            padding: 10px 22px;
            border-radius: 30px;
            font-family: var(--font-body);
            font-size: 0.72rem;
            letter-spacing: 0.18em;
            text-transform: uppercase;
            cursor: pointer;
            backdrop-filter: blur(8px);
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 500;
            transition: all 0.35s ease;
        }

        .preloader-sound-btn:hover {
            background: var(--color-gold);
            color: #050E0A;
            box-shadow: 0 4px 16px rgba(201, 164, 106, 0.35);
        }

        @media (max-width: 768px) {
            .preloader-skip-btn {
                bottom: 24px;
                right: 20px;
                padding: 8px 18px;
                font-size: 0.65rem;
            }
        }

        /* ── Back-to-Top Button (Matching Dukani Petroleum) ── */
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 44px;
            height: 44px;
            border: 1px solid var(--color-border-gold-strong);
            border-radius: 50%;
            background: rgba(5, 14, 10, 0.85);
            color: var(--color-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            z-index: 290;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
        }

        .back-to-top.visible {
            opacity: 1;
            visibility: visible;
        }

        .back-to-top:hover {
            background: var(--color-gold);
            color: #050E0A;
            border-color: var(--color-gold);
            transform: translateY(-3px);
            box-shadow: 0 12px 28px rgba(201, 164, 106, 0.35);
        }

        .back-to-top svg {
            width: 16px;
            height: 16px;
            fill: currentColor;
            transition: transform 0.25s ease;
        }

        .back-to-top:hover svg {
            transform: translateY(-2px);
        }

        @media (max-width: 768px) {
            .back-to-top {
                bottom: 20px;
                right: 20px;
                width: 40px;
                height: 40px;
            }
        }