:root, [data-theme="dark"] {
    /* Pure Pitch Black & White Minimalist Dark Theme (Zero Purple/Blue Hues) */
    --bg-color: #000000;
    --text-color: #ffffff;
    --text-muted: #a3a3a3;
    --primary-color: #ffffff;
    --primary-hover: #e5e5e5;
    --card-bg: #0a0a0a;
    --card-border: #262626;
    --glass-bg: rgba(0, 0, 0, 0.75);
    --glass-border: #262626;
    --header-bg: rgba(0, 0, 0, 0.75);
    --header-border: #262626;
    --top-bar-bg: #121212;
    --top-bar-text: #ffffff;
    --search-bg: #ffffff;
    --search-text: #000000;
    --badge-bg: #000000;
    --badge-text: #ffffff;
    --nav-height: 75px;
    --bottom-bar-height: 65px;
}

[data-theme="light"] {
    /* Exact Inverse High-Contrast Crisp Light Theme */
    --bg-color: #ffffff;
    --text-color: #000000;
    --text-muted: #525252;
    --primary-color: #000000;
    --primary-hover: #171717;
    --card-bg: #f5f5f5;
    --card-border: #e5e5e5;
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: #e5e5e5;
    --header-bg: rgba(255, 255, 255, 0.85);
    --header-border: #e5e5e5;
    --top-bar-bg: #e5e5e5;
    --top-bar-text: #000000;
    --search-bg: #000000;
    --search-text: #ffffff;
    --badge-bg: #ffffff;
    --badge-text: #000000;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    padding-bottom: var(--bottom-bar-height);
    overflow-x: hidden;
    transition: background-color 0.4s ease, color 0.4s ease;
}

@media (min-width: 992px) {
    body {
        padding-bottom: 0;
    }
}

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

/* Sharp Corner Transparent Glass Cards & Containers */
.liquid-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 0px !important;
    transition: background 0.4s ease, border-color 0.4s ease;
}

.glass-card {
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--card-border);
    border-radius: 0px !important;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.glass-card:hover {
    border-color: var(--text-color);
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.25);
}

/* Fully Animated Scroll Reveal System */
.reveal {
    opacity: 0;
    transform: translateY(35px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Minimalist Sharp Animated Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 0px !important;
    font-weight: 800;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    border: 1px solid var(--text-color);
    outline: none;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary {
    background: var(--text-color);
    color: var(--bg-color);
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--text-color);
    color: var(--text-color);
}

.btn-outline:hover {
    background: var(--text-color);
    color: var(--bg-color);
    transform: translateY(-3px);
}

.btn-whatsapp {
    background: #10b981;
    color: white;
    border-color: #10b981;
}

.btn-whatsapp:hover {
    background: #059669;
    border-color: #059669;
    transform: translateY(-3px);
}

.btn-email {
    background: var(--text-color);
    color: var(--bg-color);
    border-color: var(--text-color);
}

.btn-email:hover {
    opacity: 0.9;
    transform: translateY(-3px);
}

/* Product Card Styling (Sharp Corners & Smooth Hover) */
.product-card-container {
    position: relative;
    border-radius: 0px !important;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
    border: 1px solid var(--card-border);
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.product-card-container:hover {
    border-color: var(--text-color);
    transform: translateY(-6px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.3);
}

.product-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    z-index: 5;
    background: var(--badge-bg);
    color: var(--badge-text);
    padding: 5px 12px;
    border-radius: 0px !important;
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
    border: 1px solid var(--text-color);
}

.product-img-wrapper {
    position: relative;
    width: 100%;
    height: 250px;
    padding: 20px;
    background: rgba(0,0,0,0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-bottom: 1px solid var(--card-border);
}

.product-img-wrapper img {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.product-card-container:hover .product-img-wrapper img {
    transform: scale(1.1);
}

.quick-view-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.75);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-card-container:hover .quick-view-overlay {
    opacity: 1;
}

/* Modal Overlay */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.88);
    backdrop-filter: blur(12px);
    z-index: 2500;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background: var(--card-bg);
    border: 1px solid var(--text-color);
    border-radius: 0px !important;
    max-width: 800px;
    width: 100%;
    padding: 40px;
    position: relative;
    transform: translateY(20px);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 38px;
    height: 38px;
    border-radius: 0px !important;
    background: var(--bg-color);
    border: 1px solid var(--text-color);
    color: var(--text-color);
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.modal-close:hover {
    background: var(--text-color);
    color: var(--bg-color);
}

/* Tab Switcher */
.tab-container {
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.tab-btn {
    padding: 10px 22px;
    border-radius: 0px !important;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    color: var(--text-color);
    font-weight: 700;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.tab-btn.active, .tab-btn:hover {
    background: var(--text-color);
    color: var(--bg-color);
    border-color: var(--text-color);
}

/* Animated Keyframes */
@keyframes floatAnimation {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}

.animate-float {
    animation: floatAnimation 4s ease-in-out infinite;
}

/* ==========================================================================
   COMPREHENSIVE MOBILE RESPONSIVENESS (992px, 768px, 480px BREAKPOINTS)
   ========================================================================== */

/* TABLETS (< 992px) */
@media (max-width: 992px) {
    .nfg-hero-container {
        min-height: 70vh;
        height: 70vh;
    }

    .hero-force-content {
        max-width: 100%;
        padding: 0 35px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
        margin: 40px auto 50px auto;
    }

    .stat-card {
        padding: 22px 15px;
    }

    .stat-number {
        font-size: 2.2rem;
    }

    .stat-label {
        font-size: 0.78rem;
    }

    .video-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 20px;
    }
}

/* MOBILE PHONES (< 768px) */
@media (max-width: 768px) {
    body {
        font-size: 0.95rem;
    }

    .nfg-hero-container {
        min-height: 65vh;
        height: 65vh;
    }

    .hero-force-content {
        padding: 0 20px;
    }

    .nfg-hero-badge {
        font-size: 0.75rem;
        padding: 6px 14px;
        margin-bottom: 16px;
        letter-spacing: 1px;
    }

    .nfg-hero-title {
        font-size: clamp(2rem, 7vw, 3.2rem) !important;
        margin-bottom: 16px;
        letter-spacing: 0.5px;
    }

    .nfg-hero-sub {
        font-size: 0.95rem;
        margin-bottom: 22px;
        line-height: 1.5;
    }

    .btn {
        padding: 12px 20px;
        font-size: 0.82rem;
        letter-spacing: 0.5px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .stat-card {
        padding: 18px 10px;
    }

    .stat-number {
        font-size: 1.9rem;
    }

    .video-showcase-section {
        margin: 50px auto 60px auto;
    }

    .video-grid {
        grid-template-columns: 1fr;
        gap: 22px;
    }

    .custom-video-wrapper {
        height: 200px;
    }

    .ecommerce-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .product-img-wrapper {
        height: 180px;
        padding: 12px;
    }

    .modal-content {
        padding: 25px 18px;
        max-height: 88vh;
        overflow-y: auto;
    }

    .modal-close {
        top: 12px;
        right: 12px;
        width: 32px;
        height: 32px;
        font-size: 1rem;
    }
}

/* SMALL MOBILE SCREENS (< 480px) */
@media (max-width: 480px) {
    .nfg-hero-container {
        min-height: 60vh;
        height: 60vh;
    }

    .hero-force-content {
        padding: 0 15px;
    }

    .nfg-hero-title {
        font-size: clamp(1.75rem, 8vw, 2.5rem) !important;
    }

    .nfg-hero-sub {
        font-size: 0.88rem;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .ecommerce-grid {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .product-img-wrapper {
        height: 210px;
    }

    .helmets-showcase-grid, .gallery-grid {
        grid-template-columns: 1fr;
    }
}