/* CSS VARIABLES - STANDARDIZED */
    :root {
      --primary: #1a2340;
      --primary-dark: #111625;
      --accent: #4caf50;
      --accent-hover: #3d8c40;
      --secondary: #f97316;
      --white: #ffffff;
      --bg-gray: #f4f5f7;
      --card-bg: #2a3143;
      --text-main: #333333;
      --text-light: #94a3b8;
      
      --font-heading: 'Bebas Neue', sans-serif;
      --font-body: 'Inter', sans-serif;
      
      /* Fluid Typography via clamp() */
      --text-xs: clamp(0.75rem, 0.7vw + 0.5rem, 0.85rem);
      --text-sm: clamp(0.875rem, 0.8vw + 0.5rem, 0.95rem);
      --text-base: clamp(1rem, 1vw + 0.5rem, 1.1rem);
      --text-lg: clamp(1.125rem, 1.2vw + 0.5rem, 1.25rem);
      --text-xl: clamp(1.25rem, 1.5vw + 0.5rem, 1.5rem);
      --text-2xl: clamp(1.8rem, 2.5vw + 0.5rem, 2.4rem);
      --text-3xl: clamp(2.4rem, 3.5vw + 0.5rem, 3.2rem);
      --text-4xl: clamp(3.2rem, 5vw + 0.5rem, 4.5rem);
      --text-5xl: clamp(3.5rem, 6vw + 0.5rem, 5.2rem);
      
      --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
      --transition-smooth: 0.6s cubic-bezier(0.22, 1, 0.36, 1);
    }

    * { margin: 0; padding: 0; box-sizing: border-box; }
    
    html, body { 
      max-width: 100vw;
      overflow-x: hidden;
    }
    body { 
      font-family: var(--font-body); 
      background-color: var(--bg-gray); 
      color: var(--text-main); 
      font-size: var(--text-base);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }

    .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
    
    /* TYPOGRAPHY STANDARDS */
    h1, h2, h3, h4, h5 { 
      font-family: var(--font-heading); 
      text-transform: uppercase; 
      line-height: 1.1; 
      font-weight: 700;
      color: var(--primary-dark);
      letter-spacing: 0.5px;
    }
    h1 { font-size: var(--text-5xl); }
    h2 { font-size: var(--text-3xl); }
    h3 { font-size: var(--text-2xl); }
    h4 { font-size: var(--text-xl); }
    
    p { font-weight: 400; color: var(--text-main); }

    /* ANIMATIONS (Modern Reveals) */
    .reveal-up {
      opacity: 0;
      transform: translateY(40px);
      transition: opacity var(--transition-smooth), transform var(--transition-smooth);
      will-change: opacity, transform;
    }
    .reveal-up.active { opacity: 1; transform: translateY(0); }
    
    .delay-100 { transition-delay: 100ms; }
    .delay-200 { transition-delay: 200ms; }
    .delay-300 { transition-delay: 300ms; }
    .delay-400 { transition-delay: 400ms; }

    /* 1. NAVBAR */
    header { 
      position: fixed; width: 100%; top: 0; left: 0; z-index: 1000;
      background: linear-gradient(to bottom, rgba(17, 22, 37, 0.9) 0%, transparent 100%);
      box-shadow: none; transition: all 0.3s ease;
    }
    header.scrolled {
      background: rgba(255, 255, 255, 0.98); 
      box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    }
    .nav-container { display: flex; justify-content: space-between; align-items: center; height: 100px; transition: height 0.3s ease; }
    header.scrolled .nav-container { height: 75px; }
    
    .logo { display: flex; align-items: center; text-decoration: none; }
    .brand-logo { height: 150px; margin: -30px 0; width: auto; transition: all 0.3s ease; }
    header.scrolled .brand-logo { height: 110px; margin: -15px 0; mix-blend-mode: multiply; }
    .logo:hover .brand-logo { transform: scale(1.04); }
    
    nav ul { list-style: none; display: flex; gap: 30px; align-items: center; margin: 0;}
    nav li { position: relative; }
    nav > ul > li > a { 
      font-family: var(--font-heading); color: var(--white); text-decoration: none; font-weight: 600; font-size: var(--text-lg); 
      text-transform: uppercase; letter-spacing: 0.5px; position: relative; padding-bottom: 5px;
      display: flex; align-items: center; gap: 5px; cursor: pointer; transition: color 0.3s ease;
    }
    header.scrolled nav > ul > li > a { color: var(--primary-dark); }
    nav > ul > li > a::after {
      content: ''; position: absolute; bottom: 0; left: 0; width: 0%; height: 2px; 
      background: var(--accent); transition: width var(--transition-fast);
    }
    nav > ul > li > a:hover::after, nav > ul > li > a.active::after { width: 100%; }
    nav > ul > li > a:hover, nav > ul > li > a.active { color: var(--accent); }
    
    /* SUPER MEGA MENU */
    .mega-menu {
      position: absolute; top: 100%; left: 0; width: 100%; background: linear-gradient(to bottom, rgba(30, 30, 30, 0.85), rgba(15, 15, 15, 0.95));
      backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
      box-shadow: 0 20px 40px rgba(0,0,0,0.5); opacity: 0; visibility: hidden; transform: translateY(-10px);
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); border-top: 2px solid var(--accent); z-index: 999;
      padding: 20px 0 50px 0; max-height: calc(100vh - 80px); overflow-y: auto;
    }
    .mega-menu.active { opacity: 1; visibility: visible; transform: translateY(0); }
    
    .mega-menu-header { display: flex; margin-bottom: 30px; }
    #close-mega-menu {
      background: none; border: none; color: var(--white); font-family: var(--font-heading);
      font-size: var(--text-sm); font-weight: 700; cursor: pointer; display: flex; align-items: center; gap: 8px;
      transition: color var(--transition-fast); text-transform: uppercase; letter-spacing: 1px; padding: 5px;
    }
    #close-mega-menu:hover { color: var(--accent); }
    #close-mega-menu svg { width: 16px; height: 16px; }

    .mega-menu-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; row-gap: 30px;}
    
    .mm-category {
      position: relative; padding-bottom: 20px; background: rgba(0,0,0,0.1); border-radius: 6px; overflow: hidden;
      transition: background 0.2s; border: 1px solid rgba(255,255,255,0.03);
    }
    .mm-category:hover { background: rgba(255,255,255,0.02); border-color: rgba(255,255,255,0.08); }
    
    .mm-header {
      display: flex; align-items: center; text-decoration: none; padding: 15px 15px 5px 15px; cursor: pointer;
    }
    .mm-image {
      width: 35px; height: 60px; background-position: center; background-size: contain; background-repeat: no-repeat;
      margin-right: 15px; flex-shrink: 0;
    }
    .mm-title {
      flex: 1; color: var(--white); font-family: var(--font-heading); font-size: var(--text-lg); font-weight: 700;
      letter-spacing: 0.5px; transition: color var(--transition-fast); text-transform: uppercase;
    }
    .mm-category:hover .mm-title { color: var(--accent); }
    
    .mm-arrow { width: 16px; height: 16px; color: var(--text-light); transition: transform var(--transition-fast), color var(--transition-fast); }
    .mm-category:hover .mm-arrow { transform: translateX(5px); color: var(--accent); }
    
    .mm-product-list { list-style: none; padding: 0 15px 10px 65px; margin: 0; }
    .mm-product-list li { 
      color: #94a3b8; font-size: 0.85rem; font-family: var(--font-body); padding: 5px 0; 
      transition: color var(--transition-fast), transform var(--transition-fast); cursor: pointer; border-bottom: 1px solid rgba(255,255,255,0.05);
    }
    .mm-product-list li:last-child { border-bottom: none; }
    .mm-product-list li:hover { color: var(--white); transform: translateX(3px); }
    
    .mm-line { position: absolute; bottom: 0; left: 0; height: 3px; width: 100%; transition: height var(--transition-fast); }
    .mm-category:hover .mm-line { height: 5px; }

    /* 2. HERO SECTION */
    .hero { 
      position: relative; min-height: 100vh; display: flex; flex-direction: column; 
      overflow: hidden; background: var(--primary-dark); margin-top: 0; padding-top: 100px;
    }
    .hero-wrapper {
      flex: 1; display: flex; flex-direction: column; justify-content: center; align-items: center;
      position: relative; z-index: 3; width: 100%;
    }
    .hero-bg {
      position: absolute; top: 0; left: 0; width: 100%; height: 100%;
      background: url('../img/Home/slider.png') center/cover no-repeat; 
      opacity: 0.9; will-change: transform; z-index: 0;
    }
    .hero-overlay { 
      position: absolute; top:0; left:0; width:100%; height:100%; 
      background: linear-gradient(45deg, rgba(17, 22, 37, 0.6), rgba(17, 22, 37, 0.15), rgba(17, 22, 37, 0.5)); 
      background-size: 300% 300%;
      animation: lavaLamp 12s ease infinite;
      z-index: 2; 
    }
    @keyframes lavaLamp {
      0% { background-position: 0% 50%; }
      50% { background-position: 100% 50%; }
      100% { background-position: 0% 50%; }
    }
    .hero-content { text-align: center; color: var(--white); padding-bottom: 40px; margin-top: 40px; width: 100%; }
    .hero h1 { color: var(--white); margin: 0 auto 30px auto; max-width: 1000px; text-shadow: 0 10px 30px rgba(0,0,0,0.5); }
    .hero p { color: var(--text-light); max-width: 700px; margin: 0 auto; text-shadow: 0 5px 15px rgba(0,0,0,0.5); font-size: var(--text-lg); font-weight: 500;}
    
    .hero-banner { 
      background: var(--accent); width: 100%; height: 50px; display: flex; justify-content: center; align-items: center; 
      cursor: pointer; transition: background var(--transition-fast); position: relative; z-index: 5; flex-shrink: 0;
    }
    .hero-banner:hover { background: var(--accent-hover); }
    .hero-banner svg { width: 30px; height: 30px; stroke: var(--white); fill: none; stroke-width: 2.5; animation: bounce 2s infinite; }
    @keyframes bounce { 0%, 20%, 50%, 80%, 100% { transform: translateY(0); } 40% { transform: translateY(-6px); } 60% { transform: translateY(-3px); } }

    /* 3. TRUST BADGES */
    .trust-section { background: var(--primary-dark); padding: 25px 0; border-bottom: 2px solid var(--accent); }
    .trust-container { display: flex; justify-content: space-between; align-items: center; }
    .trust-text h2 { color: var(--white); font-family: var(--font-heading); font-weight: 700; font-size: var(--text-2xl); text-transform: uppercase; max-width: 450px; line-height: 1.2; letter-spacing: 0.5px; }
    .trust-badges { display: flex; gap: 30px; }
    .badge { display: flex; align-items: center; gap: 12px; }
    .badge svg { width: 32px; height: 32px; stroke: var(--accent); fill: none; stroke-width: 2; }
    .badge span { color: var(--white); font-weight: 400; font-size: var(--text-xs); font-family: var(--font-body); letter-spacing: 0.5px; }

    /* 4. PRODUCT RANGE (NEW DESIGN) */
    .products-section { padding: 100px 0; }
    .section-header { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 50px; }
    
    .btn-pill { 
      background: var(--accent); color: var(--white); padding: 12px 32px; border-radius: 40px; text-decoration: none; 
      font-weight: 700; font-family: var(--font-heading); font-size: var(--text-xl); display: inline-flex; align-items: center; gap: 10px; 
      transition: var(--transition-fast); overflow: hidden; position: relative; letter-spacing: 1px;
    }
    .btn-pill::before {
      content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%; 
      background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent); transition: left 0.5s;
    }
    .btn-pill:hover::before { left: 100%; }
    .btn-pill:hover { background: var(--accent-hover); box-shadow: 0 10px 20px rgba(76, 175, 80, 0.3); transform: translateY(-2px); }
    .btn-black:hover { background: var(--accent); border-color: var(--accent); color: white; transform: translateY(-2px); box-shadow: 0 10px 20px rgba(22, 163, 74, 0.3); }

    /* BRANDS CAROUSEL */
    .brands-carousel {
      background: var(--bg-gray); padding: 40px 0; border-top: 1px solid #e2e8f0; border-bottom: 1px solid #e2e8f0;
      width: 100%;
    }
    .brands-container {
      display: flex; align-items: center; justify-content: space-between; gap: 30px;
    }
    .brands-text-container { flex: 0 0 320px; }
    .brands-carousel-title {
      font-family: var(--font-heading); font-size: var(--text-4xl); color: var(--accent); text-transform: uppercase; margin-bottom: 0; letter-spacing: 1px; text-align: left; line-height: 1;
    }
    .brands-top-text {
      font-size: var(--text-lg); color: #64748b; font-family: var(--font-body); line-height: 1.6; text-align: center; max-width: 800px; margin: 0 auto 40px auto;
    }
    .carousel-track-wrapper {
      flex: 1; min-width: 0; overflow: hidden; position: relative;
    }
    .carousel-track {
      display: flex; width: calc(240px * 8); animation: scrollBrands 20s linear infinite;
    }
    .carousel-track:hover { animation-play-state: paused; }
    .brand-item { width: 240px; flex-shrink: 0; display: flex; justify-content: center; align-items: center; padding: 0 10px; }
    .brand-item img {
      max-width: 220px; height: 100px; object-fit: contain;
      filter: grayscale(100%) opacity(0.25) contrast(1.1);
      transition: all 0.3s ease; cursor: pointer;
    }
    .brand-item img:hover {
      /* Invert and sepia chain to colorize pure black into bright green (#4caf50) */
      filter: invert(56%) sepia(85%) saturate(400%) hue-rotate(75deg) brightness(95%) contrast(90%);
      transform: scale(1.1);
    }
    @keyframes scrollBrands { 0% { transform: translateX(0); } 100% { transform: translateX(calc(-240px * 4)); } }

    /* VERTICAL FLOATING ACTION BUTTON (FAB) */
    .fab-container {
      position: fixed; bottom: 30px; right: 30px; z-index: 1000;
      display: flex; flex-direction: column; align-items: center; gap: 15px;
    }
    .fab-menu {
      display: flex; flex-direction: column; gap: 15px;
      opacity: 0; visibility: hidden; transform: translateY(20px) scale(0.8);
      transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
      transform-origin: bottom center;
    }
    .fab-container.active .fab-menu {
      opacity: 1; visibility: visible; transform: translateY(0) scale(1);
    }
    .fab-toggle {
      width: 60px; height: 60px; background: var(--accent); color: white;
      border-radius: 50%; display: flex; justify-content: center; align-items: center;
      cursor: pointer; box-shadow: 0 4px 15px rgba(0,0,0,0.3);
      position: relative; transition: background 0.3s, transform 0.2s;
    }
    .fab-toggle:hover { transform: scale(1.05); filter: brightness(1.1); }
    .fab-container.active .fab-toggle { background: var(--primary); }
    .fab-toggle svg {
      position: absolute; width: 28px; height: 28px;
      transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .icon-close { opacity: 0; transform: rotate(-90deg) scale(0.5); color: var(--accent); stroke: var(--accent); }
    .fab-container.active .icon-msg { opacity: 0; transform: rotate(90deg) scale(0.5); }
    .fab-container.active .icon-close { opacity: 1; transform: rotate(0) scale(1); }
    
    .fab-action {
      width: 50px; height: 50px; border-radius: 50%; display: flex;
      justify-content: center; align-items: center; color: white;
      text-decoration: none; box-shadow: 0 4px 10px rgba(0,0,0,0.2);
      transition: transform 0.2s;
    }
    .fab-action:hover { transform: scale(1.1); }
    .fab-wa { background: #25d366; }
    .fab-phone { background: #007bff; }
    .fab-email { background: #ffc107; color: #111;}
    .fab-form { background: #dc2626; color: white; }
    .fab-action svg { width: 24px; height: 24px; }

    /* CONTACT MODAL */
    .contact-modal {
      display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100vh;
      background: rgba(244,244,245, 0.95); z-index: 90; overflow-y: auto;
    }
    .contact-modal.active { display: block; animation: fadeIn 0.3s ease; }
    @keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
    .contact-modal-content {
      max-width: 500px; margin: 100px auto 40px auto; padding: 40px; background: rgba(255,255,255,0.7);
      border-radius: 12px; box-shadow: 0 20px 40px rgba(0,0,0,0.1); position: relative;
      backdrop-filter: blur(40px);
      /* Gradient mesh approximation */
      background-image: radial-gradient(circle at 80% 50%, rgba(236,72,153,0.2), transparent 50%),
                        radial-gradient(circle at 20% 80%, rgba(56,189,248,0.2), transparent 50%),
                        radial-gradient(circle at 50% 20%, rgba(250,204,21,0.15), transparent 50%);
    }
    .close-modal { position: absolute; right: 20px; top: 15px; font-size: 28px; cursor: pointer; color: #333; transition: color 0.2s;}
    .close-modal:hover { color: #dc2626; }
    .modal-header h2 { font-family: var(--font-heading); font-size: var(--text-2xl); color: var(--primary-dark); margin-bottom: 5px; text-transform: uppercase; }
    .modal-header p { font-size: var(--text-sm); color: #64748b; margin-bottom: 25px; }
    
    .contact-form .form-group { margin-bottom: 20px; }
    .contact-form label { display: block; margin-bottom: 5px; font-size: 13px; color: #333; font-weight: 500;}
    .contact-form input, .contact-form select, .contact-form textarea {
      width: 100%; padding: 8px 0; border: none; border-bottom: 1px solid #cbd5e1;
      background: transparent; font-size: 16px; color: #333; outline: none; transition: border-color 0.3s;
      font-family: inherit;
    }
    .contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-bottom-color: var(--accent); }
    .contact-form input::placeholder, .contact-form textarea::placeholder { color: #cbd5e1; opacity: 1; }
    .contact-form textarea { resize: vertical; min-height: 80px; }
    .btn-submit {
      width: 100%; background: var(--accent); color: white; border: none; padding: 14px; border-radius: 4px;
      font-size: 16px; font-weight: bold; font-family: var(--font-heading); letter-spacing: 1px; cursor: pointer; transition: background 0.3s; margin-top: 10px;
    }
    .btn-submit:hover { background: var(--accent-hover); }

    .btn-pill svg { width: 18px; height: 18px; fill: none; stroke: var(--white); stroke-width: 2.5; transition: transform var(--transition-fast); }
    .btn-pill:hover svg { transform: translateX(4px); }

    .products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
    
    .product-card { 
      position: relative; height: 420px; border-radius: 8px; overflow: hidden; cursor: pointer;
      box-shadow: 0 10px 30px rgba(0,0,0,0.1); transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
    }
    .product-card:hover { transform: translateY(-10px); box-shadow: 0 20px 40px rgba(0,0,0,0.25); }
    
    .card-bg-img {
      position: absolute; top: 0; left: 0; width: 100%; height: 100%;
      background: url('../img/product_oil_1779496115816.png') center/cover no-repeat;
      transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1); z-index: 1;
    }
    .product-card:hover .card-bg-img { transform: scale(1.1); }
    
    .card-overlay {
      position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 2;
      background: linear-gradient(to top, rgba(17,22,37,1) 0%, rgba(17,22,37,0.7) 40%, rgba(17,22,37,0.1) 100%);
      transition: background var(--transition-smooth);
    }
    .product-card:hover .card-overlay { background: linear-gradient(to top, rgba(17,22,37,1) 0%, rgba(17,22,37,0.85) 60%, rgba(17,22,37,0.4) 100%); }
    
    .card-content {
      position: absolute; bottom: 0; left: 0; width: 100%; padding: 30px; z-index: 3;
      display: flex; flex-direction: column; justify-content: flex-end;
    }
    
    .card-category {
      font-size: var(--text-xs); color: var(--accent); font-weight: 700; text-transform: uppercase; letter-spacing: 1px;
      margin-bottom: 8px; transform: translateY(20px); opacity: 0; transition: all var(--transition-smooth);
    }
    .product-card:hover .card-category { transform: translateY(0); opacity: 1; }
    .product-card:nth-child(3n+2) .card-category { color: var(--secondary); }
    .product-card:nth-child(3n+3) .card-category { color: #3b82f6; }
    
    .card-title {
      color: var(--white); font-size: var(--text-2xl); font-family: var(--font-heading); margin-bottom: 5px;
      line-height: 1.2; text-shadow: 0 2px 4px rgba(0,0,0,0.5); transition: transform var(--transition-smooth);
    }
    
    .card-description {
      color: #cbd5e1; font-size: var(--text-sm); line-height: 1.6; max-height: 0; opacity: 0; 
      overflow: hidden; transition: max-height 0.5s ease, opacity 0.5s ease;
    }
    .product-card:hover .card-description { max-height: 120px; opacity: 1; margin-top: 10px; margin-bottom: 15px;}
    
    .card-action {
      display: flex; align-items: center; gap: 8px; color: var(--white); font-weight: 600; font-size: var(--text-sm);
      transform: translateY(20px); opacity: 0; transition: all var(--transition-smooth);
    }
    .product-card:hover .card-action { transform: translateY(0); opacity: 1; }
    .card-action svg { width: 18px; height: 18px; stroke: var(--accent); fill: none; stroke-width: 2.5; transition: transform var(--transition-fast); }
    .product-card:hover .card-action svg { transform: translateX(5px); }
    .product-card:nth-child(3n+2) .card-action svg { stroke: var(--secondary); }
    .product-card:nth-child(3n+3) .card-action svg { stroke: #3b82f6; }
    
    .card-accent-line {
      position: absolute; bottom: 0; left: 0; width: 100%; height: 5px; background: var(--accent); z-index: 4;
    }
    .product-card:nth-child(3n+2) .card-accent-line { background: var(--secondary); }
    .product-card:nth-child(3n+3) .card-accent-line { background: #3b82f6; }

    /* 5. EVERYDAY APPLICATIONS */
    .applications { padding: 40px 0 100px; }
    .applications h2 { font-family: var(--font-heading); font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 40px; }
    
    .app-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 25px; }
    .app-card { 
      height: 350px; position: relative; display: flex; align-items: flex-end; justify-content: flex-end; padding: 40px; 
      overflow: hidden; cursor: pointer; border-radius: 4px;
    }
    .app-card-bg {
      position: absolute; top: -5%; left: -5%; width: 110%; height: 110%; background-position: center; background-size: cover; background-repeat: no-repeat;
      transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94); z-index: 0;
    }
    .app-card:hover .app-card-bg { transform: scale(1.05); }
    
    .app-overlay {
      position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 1;
      background: linear-gradient(to top right, rgba(17,22,37,0.9) 0%, rgba(17,22,37,0.1) 70%);
      transition: opacity var(--transition-fast);
    }
    
    .app-card h3 { 
      color: var(--white); font-size: var(--text-3xl); display: flex; align-items: center; gap: 15px; z-index: 2; 
      margin: 0; text-shadow: 0 4px 10px rgba(0,0,0,0.5); transition: transform var(--transition-fast), color var(--transition-fast);
    }
    .app-card h3 svg { width: 30px; height: 30px; stroke: var(--white); fill: none; stroke-width: 2.5; transition: transform var(--transition-fast), stroke var(--transition-fast); }
    .app-card:hover h3 { transform: translateX(-5px); color: var(--accent); }
    .app-card:hover h3 svg { transform: translateX(10px); stroke: var(--accent); }

    /* 6. FEATURES */
    .features-section { background: var(--white); padding: 90px 0; border-top: 1px solid #e2e8f0; }
    .features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; text-align: center; }
    .feature-item { padding: 20px; transition: transform var(--transition-fast); }
    .feature-item:hover { transform: translateY(-5px); }
    
    .feature-icon-wrapper { 
      width: 80px; height: 80px; margin: 0 auto 25px; display: flex; align-items: center; justify-content: center;
      background: rgba(76, 175, 80, 0.1); border-radius: 50%; transition: background var(--transition-fast);
    }
    .feature-item:hover .feature-icon-wrapper { background: var(--accent); }
    .feature-item svg { width: 36px; height: 36px; stroke: var(--accent); fill: none; stroke-width: 2; transition: stroke var(--transition-fast); }
    .feature-item:hover svg { stroke: var(--white); }
    
    .feature-item h4 { font-family: var(--font-heading); font-weight: 700; text-transform: uppercase; margin-bottom: 15px; color: var(--primary-dark); letter-spacing: 0.5px; font-size: var(--text-lg);}
    .feature-item p { color: var(--text-light); font-size: var(--text-sm); }

    /* 7. WHERE TO BUY */
    .where-to-buy { display: flex; min-height: 450px; }
    .wtb-left { 
      flex: 1; position: relative; overflow: hidden; background: var(--primary-dark);
    }
    .wtb-left-bg {
      position: absolute; top: -5%; left: -5%; width: 110%; height: 110%;
      background: url('../img/mexico_map_green.jpg') center/cover no-repeat;
      opacity: 0.8; will-change: transform;
    }
    .wtb-right { 
      flex: 1; background: var(--accent); display: flex; align-items: center; padding: 80px 8%; color: var(--white); 
    }
    .wtb-content h2 { color: var(--white); margin-bottom: 25px; text-transform: uppercase; font-family: var(--font-heading); font-weight: 700; letter-spacing: 0.5px; }
    .wtb-content p { font-size: var(--text-lg); margin-bottom: 35px; font-weight: 500; opacity: 0.9; max-width: 500px;}
    
    .btn-black { 
      background: var(--primary-dark); color: var(--white); padding: 12px 32px; font-family: var(--font-heading); 
      font-size: var(--text-xl); text-decoration: none; border-radius: 40px; display: inline-flex; align-items: center; gap: 12px; 
      transition: all var(--transition-fast); letter-spacing: 0.5px;
    }
    .btn-black:hover { background: #000; box-shadow: 0 10px 20px rgba(0,0,0,0.4); transform: translateY(-2px); }
    .btn-black svg { width: 18px; height: 18px; stroke: var(--white); fill: none; stroke-width: 2.5; transition: transform var(--transition-fast); }
    .btn-black:hover svg { transform: translateX(5px); }

    /* 8. FOOTER */
    footer { background: var(--primary-dark); color: var(--white); padding: 80px 0 30px; }
    .footer-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 60px; margin-bottom: 60px; }
    .footer-col h4 { color: var(--white); font-family: var(--font-heading); font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 30px; position: relative; padding-bottom: 15px;}
    .footer-col h4::after { content: ''; position: absolute; bottom: 0; left: 0; width: 40px; height: 2px; background: var(--accent); transition: width var(--transition-smooth);}
    .footer-col:hover h4::after { width: 80px; }
    
    .footer-col ul { list-style: none; }
    .footer-col ul li { margin-bottom: 15px; font-size: var(--text-sm); }
    .footer-col a { color: #cbd5e1; text-decoration: none; transition: color var(--transition-fast), transform var(--transition-fast); display: inline-block;}
    .footer-col a:hover { color: var(--white); transform: translateX(5px); }
    
    .social-icons { display: flex; gap: 15px; margin-top: 30px; }
    .social-icons a { display: flex; align-items: center; justify-content: center; width: 44px; height: 44px; background: rgba(255,255,255,0.05); border-radius: 50%; transition: all var(--transition-fast); }
    .social-icons a:hover { background: var(--accent); transform: translateY(-3px); }
    .social-icons svg { width: 20px; height: 20px; fill: var(--white); }

    .footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 30px; display: flex; justify-content: space-between; font-size: var(--text-xs); color: var(--text-light); text-transform: uppercase; letter-spacing: 1px; align-items: center;}
    .footer-credit { display: flex; align-items: center; gap: 4px; }
    .footer-credit a { color: var(--white); text-decoration: none; font-weight: 700; transition: color var(--transition-fast); }
    .footer-credit a:hover { color: var(--accent); }
    .heart-icon { width: 14px; height: 14px; fill: #ef4444; stroke: #ef4444; stroke-width: 2; margin-left: 2px; animation: pulse 2s infinite; }
    @keyframes pulse { 0% { transform: scale(1); } 50% { transform: scale(1.2); } 100% { transform: scale(1); } }

    /* MOBILE MENU MODAL */
    .mobile-menu-btn { cursor: pointer; display: none; z-index: 1001; }
    .mobile-menu-btn svg { stroke: var(--white); transition: stroke 0.3s; }
    header.scrolled .mobile-menu-btn svg { stroke: var(--primary-dark); }
    
    .mobile-menu-modal {
      position: fixed; top: 0; left: 0; width: 100%; height: 100vh; background: rgba(17, 22, 37, 0.98);
      z-index: 2000; display: flex; flex-direction: column; justify-content: center; align-items: center;
      opacity: 0; pointer-events: none; transition: opacity 0.3s ease; backdrop-filter: blur(10px);
    }
    .mobile-menu-modal.active { opacity: 1; pointer-events: auto; }
    .mobile-menu-close { position: absolute; top: 30px; right: 30px; cursor: pointer; padding: 10px; }
    .mobile-menu-links { display: flex; flex-direction: column; gap: 30px; text-align: center; }
    .mobile-menu-links a { color: white; font-family: var(--font-heading); font-size: var(--text-4xl); text-decoration: none; text-transform: uppercase; transition: color 0.3s; letter-spacing: 2px;}
    .mobile-menu-links a:hover { color: var(--accent); }

    /* RESPONSIVE */
    @media (max-width: 1024px) {
      .products-grid { grid-template-columns: repeat(2, 1fr); }
      .app-grid { grid-template-columns: 1fr; }
      .where-to-buy { flex-direction: column; }
      .wtb-left { height: 250px; }
    }
    @media (max-width: 768px) {
      nav ul { display: none; }
      .mega-menu { display: none !important; }
      .trust-container { flex-direction: column; text-align: center; gap: 20px; }
      .trust-badges { flex-wrap: wrap; justify-content: center; }
      .products-grid { grid-template-columns: 1fr; }
      .features-grid { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: 1fr; gap: 30px; }
      .footer-bottom { flex-direction: column; align-items: center; gap: 10px; text-align: center;}
      .brands-container { flex-direction: column; text-align: center; gap: 20px; }
      .brands-text-container { flex: auto; }
      .brands-carousel-title { text-align: center; margin-bottom: 15px; }
      .mobile-menu-btn { display: block; }
    }

    /* ACCORDION CSS */
    .mm-accordions { padding: 0 20px 15px 20px; }
    .mm-acc-group { margin-bottom: 5px; }
    .mm-acc-header {
      color: #94a3b8; font-size: 0.95rem; padding: 8px 0; cursor: pointer; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid rgba(255,255,255,0.05); transition: color 0.2s;
    }
    .mm-acc-header:hover { color: #fff; }
    .mm-acc-chevron { width: 16px; height: 16px; transition: transform 0.3s ease; }
    .mm-acc-group.active .mm-acc-chevron { transform: rotate(180deg); }
    .mm-acc-content {
      list-style: none; padding: 0; margin: 0; max-height: 0; overflow: hidden; transition: max-height 0.3s ease;
    }
    .mm-acc-content li {
      padding: 6px 0 6px 15px; color: #64748b; font-size: 0.85rem; border-left: 2px solid rgba(255,255,255,0.1); margin-top: 2px;
    }
    .mm-acc-content li:hover { color: #cbd5e1; border-left-color: var(--secondary); }