/* ============================================================================
   LAYOUT.CSS - Header, Hero, Sections, Footer
   ============================================================================ */

/* --------------------------------------------------------------------------
   [1] HEADER & NAVIGATION
   -------------------------------------------------------------------------- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    background: rgba(2, 2, 2, 0.6);
    backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--color-border-base);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
    z-index: var(--z-header);
    transition: all var(--transition-base);
}

.header::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-tactical);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.header.scrolled {
    background: rgba(2, 2, 2, 0.95);
    border-bottom-color: var(--color-tactical-orange);
    box-shadow: 0 4px 40px rgba(255, 119, 0, 0.2);
}

.header.scrolled::before {
    opacity: 0.5;
}

.nav-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--nav-height);
    gap: var(--spacing-md);
}

/* Logo */
.logo {
    font-family: var(--font-header);
    font-size: 1.5rem;
    color: var(--color-white);
    letter-spacing: -1px;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition-base);
}

.logo:hover {
    transform: scale(1.02);
    color: var(--color-white);
}

.logo-icon {
    width: 28px;
    height: 28px;
    background: var(--color-tactical-orange);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    transition: var(--transition-base);
}

.logo:hover .logo-icon {
    transform: rotate(60deg);
}

/* Navigation Menu */
.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-link {
    font-family: var(--font-code);
    font-size: 1.05rem;
    font-weight: 500;
    letter-spacing: 1.5px;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    position: relative;
    padding: 0.5rem 0.25rem;
    transition: color 0.3s ease, text-shadow 0.3s ease;
}

/* Bracket before [ */
.nav-link::before {
    content: '';
    margin-right: 0;
    color: transparent;
    transition: color 0.3s ease, margin 0.2s ease;
}

/* Bracket after ] */
.nav-link::after {
    content: '';
    margin-left: 0;
    color: transparent;
    transition: color 0.3s ease, margin 0.2s ease;
}

/* Hover state - cyan brackets like SPECS button */
.nav-link:hover,
.nav-link:focus-visible {
    color: var(--color-system-cyan);
    text-shadow: 0 0 10px rgba(0, 240, 255, 0.4);
}

.nav-link:hover::before {
    content: '[';
    margin-right: 4px;
    color: rgba(0, 240, 255, 0.6);
}

.nav-link:hover::after {
    content: ']';
    margin-left: 4px;
    color: rgba(0, 240, 255, 0.6);
}

/* Active state - orange brackets */
.nav-link.active {
    color: var(--color-tactical-orange);
    text-shadow: 0 0 10px rgba(255, 119, 0, 0.5);
}

.nav-link.active::before {
    content: '[';
    margin-right: 4px;
    color: var(--color-tactical-orange);
}

.nav-link.active::after {
    content: ']';
    margin-left: 4px;
    color: var(--color-tactical-orange);
}

/* User Actions */
.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.nav-icon-btn {
    padding: 0.6rem;
    color: var(--color-text-secondary);
    background: transparent;
    border: 1px solid transparent;
    transition: var(--transition-base);
    position: relative;
    font-family: var(--font-code);
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.nav-icon-btn svg {
    width: 24px;
    height: 24px;
}

.nav-icon-btn:hover {
    color: var(--color-tactical-orange);
    border-color: var(--color-tactical-orange);
    background: var(--color-orange-dim);
}

.cart-btn-wrap {
    position: relative;
}

.cart-count {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--color-tactical-orange);
    color: var(--color-void-black);
    font-family: var(--font-code);
    font-weight: 700;
    font-size: 0.7rem;
    padding: 2px 6px;
    clip-path: polygon(100% 0, 100% 100%, 0 100%, 20% 0);
    min-width: 20px;
    text-align: center;
    display: none;
}

.cart-count.active {
    display: block;
    animation: bounceIn 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.user-name {
    margin-left: 0.5rem;
    color: var(--color-system-cyan);
}

/* Logout label - visible on hover for desktop */
.logout-label {
    font-family: var(--font-code);
    font-size: 0.7rem;
    color: var(--color-text-dim);
    margin-left: 0.5rem;
    opacity: 0;
    transition: opacity 0.3s ease, color 0.3s ease;
}

.nav-icon-btn.logged-in:hover .logout-label {
    opacity: 1;
    color: #ff4444;
}

.nav-icon-btn.logged-in:hover {
    border-color: #ff4444;
    color: #ff4444;
}

.nav-icon-btn.logged-in:hover .user-name {
    color: #ff4444;
}

/* Search Bar */
.search-bar {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-panel-dark);
    border-bottom: 2px solid var(--color-tactical-orange);
    padding: var(--spacing-sm) 0;
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-base), opacity var(--transition-base), border-color 0.3s ease, box-shadow 0.3s ease;
}

.search-bar.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
}

/* Search bar border states */
.search-bar.search-empty {
    border-bottom-color: var(--color-tactical-orange);
    box-shadow: 0 2px 10px rgba(255, 119, 0, 0.2);
}

.search-bar.search-found {
    border-bottom-color: var(--color-system-cyan);
    box-shadow: 0 2px 10px rgba(0, 240, 255, 0.2);
}

.search-bar.search-no-results {
    border-bottom-color: #ff4444;
    box-shadow: 0 2px 10px rgba(255, 68, 68, 0.2);
}

.search-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.search-input-wrap {
    flex: 1;
    position: relative;
}

.search-input {
    width: 100%;
    padding: 0.75rem var(--spacing-sm);
    font-family: var(--font-code);
    font-size: 1rem;
    background: var(--color-void-black);
    border: 1px solid var(--color-border-active);
    color: var(--color-text-primary);
    clip-path: var(--clip-corner-small);
    transition: border-color 0.3s ease;
}

.search-bar.search-found .search-input {
    border-color: var(--color-system-cyan);
}

.search-bar.search-no-results .search-input {
    border-color: #ff4444;
}

/* Inline search feedback */
.search-feedback-inline {
    font-family: var(--font-code);
    font-size: 0.8rem;
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.search-feedback-inline.visible {
    opacity: 1;
}

.search-feedback-inline.found {
    color: var(--color-system-cyan);
}

.search-feedback-inline.no-results {
    color: #ff4444;
}

.search-feedback-inline strong {
    color: var(--color-white);
}

.search-close {
    color: var(--color-text-dim);
    font-size: 1.5rem;
    padding: 0.5rem;
    transition: color 0.3s ease;
}

.search-close:hover {
    color: var(--color-tactical-orange);
}

@media (max-width: 768px) {
    .search-container {
        flex-wrap: wrap;
    }

    .search-feedback-inline {
        width: 100%;
        text-align: center;
        margin-top: var(--spacing-xs);
        font-size: 0.75rem;
    }
}

/* Hamburger (Mobile) - Tactical Grid Icon */
.hamburger {
    display: none;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
    background: transparent;
    border: 1px solid var(--color-border-active);
    cursor: pointer;
    z-index: 8901; /* Above menu sidebar (8900) */
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--color-text-primary);
}

.hamburger:hover {
    border-color: var(--color-tactical-orange);
    background: rgba(255, 119, 0, 0.1);
    color: var(--color-tactical-orange);
}

/* Tactical dot grid animation on active */
.hamburger.active {
    border-color: var(--color-tactical-orange);
    background: rgba(255, 119, 0, 0.15);
    color: var(--color-tactical-orange);
}

/* Hide hamburger when menu is open - mobile menu has its own close button */
@media (max-width: 768px) {
    .hamburger.active {
        opacity: 0;
        pointer-events: none;
        visibility: hidden;
    }
}

/* Animate dots on hover and active */
.hamburger:hover .hamburger-dot,
.hamburger.active .hamburger-dot {
    animation: dotPulse 1.5s ease-in-out infinite;
}

/* Stagger animation for tactical effect */
.hamburger .hamburger-dot:nth-child(1) { animation-delay: 0s; }
.hamburger .hamburger-dot:nth-child(2) { animation-delay: 0.05s; }
.hamburger .hamburger-dot:nth-child(3) { animation-delay: 0.1s; }
.hamburger .hamburger-dot:nth-child(4) { animation-delay: 0.15s; }
.hamburger .hamburger-dot:nth-child(5) { animation-delay: 0.2s; }
.hamburger .hamburger-dot:nth-child(6) { animation-delay: 0.25s; }
.hamburger .hamburger-dot:nth-child(7) { animation-delay: 0.3s; }
.hamburger .hamburger-dot:nth-child(8) { animation-delay: 0.35s; }
.hamburger .hamburger-dot:nth-child(9) { animation-delay: 0.4s; }

@keyframes dotPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* Mobile Menu Close Button - Hidden on Desktop */
.nav-menu-close {
    display: none; /* Hidden by default on desktop */
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    padding: 0.5rem;
    background: transparent;
    border: 1px solid var(--color-border-active);
    cursor: pointer;
    color: var(--color-text-secondary);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-menu-close:hover {
    border-color: var(--color-tactical-orange);
    background: rgba(255, 119, 0, 0.1);
    color: var(--color-tactical-orange);
}

.nav-menu-close:hover .close-dot {
    animation: dotPulse 1s ease-in-out infinite;
}

.nav-menu-close .close-dot:nth-child(1) { animation-delay: 0s; }
.nav-menu-close .close-dot:nth-child(2) { animation-delay: 0.1s; }
.nav-menu-close .close-dot:nth-child(3) { animation-delay: 0.2s; }
.nav-menu-close .close-dot:nth-child(4) { animation-delay: 0.3s; }
.nav-menu-close .close-dot:nth-child(5) { animation-delay: 0.4s; }

/* Mobile Auth Button - Hidden on Desktop, CTA style in mobile menu */
.mobile-auth-btn {
    display: none; /* Hidden by default on desktop */
    width: 100%;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    padding: var(--spacing-sm) var(--spacing-md);
    margin-top: var(--spacing-sm);
    font-family: var(--font-code);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-void-black);
    background: var(--color-tactical-orange);
    border: none;
    position: relative;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 20px rgba(255, 119, 0, 0.4);
    /* Cut corners like CTA buttons */
    clip-path: polygon(
        12px 0,
        100% 0,
        100% calc(100% - 12px),
        calc(100% - 12px) 100%,
        0 100%,
        0 12px
    );
}

.mobile-auth-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 50%);
    pointer-events: none;
}

.mobile-auth-btn:hover {
    background: var(--color-orange-bright);
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(255, 119, 0, 0.6),
                0 8px 25px rgba(255, 119, 0, 0.4);
    /* Swap corners on hover like CTA buttons */
    clip-path: polygon(
        0 0,
        calc(100% - 12px) 0,
        100% 12px,
        100% 100%,
        12px 100%,
        0 calc(100% - 12px)
    );
    animation: glitch-skew 0.3s ease both;
}

.mobile-auth-btn:active {
    transform: translateY(0);
}

.mobile-auth-btn svg {
    width: 20px;
    height: 20px;
    stroke: var(--color-void-black);
}

.mobile-auth-btn .text-code {
    margin-left: 0;
    color: var(--color-void-black);
}

.mobile-auth-btn .user-name {
    margin-left: var(--spacing-xs);
    color: var(--color-void-black);
}

/* Mobile auth button - logged in state (red/logout style) */
.mobile-auth-btn.logged-in {
    background: linear-gradient(135deg, #cc3333, #aa2222);
    box-shadow: 0 4px 20px rgba(204, 51, 51, 0.4);
}

.mobile-auth-btn.logged-in:hover {
    background: linear-gradient(135deg, #ff4444, #cc3333);
    box-shadow: 0 0 30px rgba(255, 68, 68, 0.6),
                0 8px 25px rgba(255, 68, 68, 0.4);
}

.mobile-auth-btn.logged-in svg {
    stroke: var(--color-white);
}

.mobile-auth-btn.logged-in .text-code {
    color: var(--color-white);
}

.mobile-username {
    font-family: var(--font-code);
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.8);
    margin-left: 0.5rem;
    padding-left: 0.5rem;
    border-left: 1px solid rgba(255, 255, 255, 0.3);
}

/* Mobile Social Links - Hidden on Desktop */
.mobile-social {
    display: none; /* Hidden by default on desktop */
    width: 100%;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    margin-top: auto; /* Push to bottom of menu */
    border-top: 1px solid rgba(255, 119, 0, 0.3);
}

.mobile-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: var(--color-text-secondary);
    /* Card-style background */
    background: linear-gradient(135deg, rgba(20, 20, 22, 0.98), rgba(28, 28, 32, 0.95));
    border: 1px solid var(--color-border-active);
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    /* All 4 corners cut like product cards */
    clip-path: polygon(
        8px 0,
        calc(100% - 8px) 0,
        100% 8px,
        100% calc(100% - 8px),
        calc(100% - 8px) 100%,
        8px 100%,
        0 calc(100% - 8px),
        0 8px
    );
}

.mobile-social a:hover {
    color: var(--color-tactical-orange);
    border-color: var(--color-tactical-orange);
    transform: translateY(-4px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5),
                0 0 25px rgba(255, 119, 0, 0.3);
    /* Full rectangle on hover like cards */
    clip-path: polygon(
        0 0,
        100% 0,
        100% 0,
        100% 100%,
        100% 100%,
        0 100%,
        0 100%,
        0 0
    );
}

.mobile-social svg {
    width: 20px;
    height: 20px;
}

/* --------------------------------------------------------------------------
   [2] HERO SECTION - LAYERED DESIGN (Product ON TOP of Typography)
   -------------------------------------------------------------------------- */
.hero {
    position: relative;
    width: 100%;
    height: 100vh;
    height: 100dvh; /* Dynamic viewport height - accounts for mobile browser UI */
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: calc(-1 * var(--nav-height)); /* Offset header to start from top */
    padding-top: var(--nav-height); /* Add padding to account for fixed header */

    /* CRITICAL: Create stacking context for mix-blend-mode to work across layers */
    isolation: isolate;
}

/* Layer 0: Background */
.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-void-black);
    z-index: 0;
}

/* Layer 0.5: Radial Gradient Overlay */
.hero-overlay-radial {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(
        circle at 50% 50%,
        transparent 0%,
        rgba(2, 2, 2, 0.7) 60%,
        var(--color-void-black) 100%
    );
    z-index: 1;
}

/* Layer 0.7: Fog Canvas */
.fog-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1.5;
    pointer-events: none;
    opacity: 0.5;
    will-change: transform; /* GPU acceleration */
}

/* Reduce fog intensity on smaller screens */
@media (max-width: 768px) {
    .fog-canvas {
        opacity: 0.25; /* Much more subtle on mobile/tablet */
    }
}

@media (min-width: 769px) and (max-width: 1199px) {
    .fog-canvas {
        opacity: 0.35; /* Reduced on small laptops */
    }
}

/* Layer 1: Abstract Rings */
.abstract-ring {
    position: absolute;
    border-radius: 50%;
    opacity: 0.5;
    z-index: 2;
    pointer-events: none;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);

    /* NO blend mode - only text layer should have it */
}

.ring-1 {
    width: 70vh;
    height: 70vh;
    border: 6px solid var(--color-tactical-orange);
    border-top-color: transparent;
    border-left-color: transparent;
    box-shadow: 0 0 60px rgba(255, 119, 0, 0.5),
                0 0 100px rgba(255, 119, 0, 0.3);
    animation: ringRotate 20s linear infinite;
}

.ring-2 {
    width: 60vh;
    height: 60vh;
    border: 2px dashed var(--color-system-cyan);
    border-top-color: transparent;
    border-right-color: transparent;
    opacity: 0.8;
    filter: drop-shadow(0 0 8px var(--color-system-cyan))
            drop-shadow(0 0 15px rgba(0, 240, 255, 0.6));
    animation: ringRotate 30s linear infinite reverse;
}

.ring-3 {
    width: 50vh;
    height: 50vh;
    border: 3px solid var(--color-tactical-orange);
    opacity: 0.3;
}

@keyframes ringRotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Layer 2: Rain Canvas */
.rain-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 3;
    pointer-events: none;
    /* Back to screen for rain glow effect */
    mix-blend-mode: screen;
    opacity: 0.6;
    will-change: transform; /* GPU acceleration */
}

/* Layer 3: Background Typography (BEHIND product) */
.hero-text-layer {
    position: absolute;
    top: 50%;
    left: 50%; /* Center the container */
    transform: translate(-50%, -50%);
    z-index: 4; /* BEHIND character (5) */
    text-align: left; /* Text inside aligned left */
    width: auto;
    pointer-events: none;
}

.hero-subtitle {
    display: block;
    font-family: var(--font-header);
    font-size: clamp(2.5rem, 5vw, 4.5rem); /* Slightly smaller than before */
    font-weight: 800;
    letter-spacing: 0.25em; /* Reduced from 0.4em for tighter spacing */
    color: var(--color-white);

    /* No orange stroke - just white text */
    text-shadow:
        0 0 20px rgba(255, 255, 255, 0.3),
        0 0 40px rgba(255, 255, 255, 0.2);
    margin-bottom: -0.5rem;
    opacity: 0.95;
}

.hero-title-massive {
    font-family: var(--font-header);
    font-size: clamp(7rem, 20vw, 18rem);
    font-weight: 900;
    line-height: 0.85;
    letter-spacing: -0.02em;
    text-transform: uppercase;
    position: relative;

    /* White fill with thick stroke outline */
    color: var(--color-white);
    -webkit-text-stroke: 2px rgba(255, 255, 255, 0.8);
    text-stroke: 2px rgba(255, 255, 255, 0.8);
    paint-order: stroke fill;

    /* Glow effect */
    text-shadow:
        0 0 40px rgba(0, 240, 255, 0.2),
        0 0 20px rgba(255, 255, 255, 0.1);
}

/* Layer 4: Central Product (ON TOP of filled text, BEHIND outline text) */
.hero-product-layer {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 5;
    height: 100vh;
    width: 100vw;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

/* Layer 7: Typography Outline Overlay (ABOVE character for cutout effect) */
.hero-text-overlay {
    position: absolute;
    top: 50%;
    left: 50%; /* Center container - same as base layer */
    transform: translate(-50%, -50%);
    z-index: 7; /* ABOVE character (5) */
    text-align: left; /* Text inside aligned left */
    width: auto;
    pointer-events: none;
}

.hero-subtitle-outline {
    display: block;
    font-family: var(--font-header);
    font-size: clamp(2.5rem, 5vw, 4.5rem); /* Match reduced base layer size */
    font-weight: 900;
    letter-spacing: 0.25em; /* Match base layer - reduced for tighter spacing */

    /* Only stroke, no fill */
    color: transparent;
    -webkit-text-fill-color: transparent;
    -webkit-text-stroke: 2px var(--color-white);
    text-stroke: 2px var(--color-white);

    filter: drop-shadow(0 0 20px rgba(255, 119, 0, 0.4));
    margin-bottom: -0.5rem;
    opacity: 1;
}

.hero-title-outline {
    font-family: var(--font-header);
    font-size: clamp(7rem, 20vw, 18rem); /* Match base layer - smaller */
    font-weight: 900;
    line-height: 0.85;
    letter-spacing: -0.02em;
    text-transform: uppercase;

    /* Only stroke, transparent fill - creates cutout effect over character */
    color: transparent;
    -webkit-text-fill-color: transparent;
    -webkit-text-stroke: 3px var(--color-white);
    text-stroke: 3px var(--color-white);

    /* Glow effect */
    filter: drop-shadow(0 0 30px rgba(0, 240, 255, 0.15));
}

/* Glow effect BEHIND the character (no bounding box issue) */
.hero-product-layer::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50vw;
    height: 70vh;
    background: radial-gradient(
        ellipse at center,
        rgba(0, 240, 255, 0.3) 0%,
        rgba(255, 119, 0, 0.2) 30%,
        transparent 70%
    );
    filter: blur(60px);
    z-index: -1;
    opacity: 0.8;
}

.hero-product-img {
    height: 80vh;
    width: auto;
    object-fit: contain;
    object-position: center center;

    /* Only contrast/saturation - NO drop-shadow */
    filter: contrast(1.3) saturate(0) brightness(1.2);

    /* Fade bottom for seamless blend */
    -webkit-mask-image: linear-gradient(to bottom, black 60%, transparent 95%);
    mask-image: linear-gradient(to bottom, black 60%, transparent 95%);

    /* NO blend mode on character - elements below have exclusion mode instead */
}

/* Layer 10: UI Overlay */
.hero-ui-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 0 4rem 3rem;
    pointer-events: none;
}

/* Bottom UI Grid */
.hero-footer-ui {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: flex-end;
    gap: var(--spacing-lg);
    pointer-events: auto;
}

/* Left: Label Box */
.hero-label-box {
    justify-self: start;
    max-width: 350px;
    border-left: 3px solid var(--color-tactical-orange);
    padding-left: var(--spacing-sm);
}

.hero-tagline {
    font-family: var(--font-body);
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
    margin-top: 0.5rem;
}

/* Center: Scroll Indicator */
.hero-scroll-indicator {
    justify-self: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    opacity: 0.7;
    transition: opacity var(--transition-base);
    cursor: pointer;
}

.hero-scroll-indicator:hover {
    opacity: 1;
}

.hero-scroll-indicator:hover .chevron {
    animation-duration: 1s; /* Speed up on hover */
}

/* Chevron Stack Container */
.chevron-stack {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 8px 0;
}

/* Individual Chevron (Angular V shape pointing down) */
.chevron {
    width: 20px;
    height: 10px;
    position: relative;
    opacity: 0;
    animation: chevronCascade 2s ease-in-out infinite;
}

.chevron::before,
.chevron::after {
    content: '';
    position: absolute;
    width: 60%;
    height: 2px;
    background: var(--color-tactical-orange);
    box-shadow:
        0 0 8px rgba(255, 119, 0, 0.6),
        0 0 15px rgba(255, 119, 0, 0.3);
    transition: all 0.3s ease;
}

.chevron::before {
    left: 0;
    top: 0;
    transform: rotate(45deg);
    transform-origin: left center;
}

.chevron::after {
    right: 0;
    top: 0;
    transform: rotate(-45deg);
    transform-origin: right center;
}

/* Hover effect - intensify glow */
.hero-scroll-indicator:hover .chevron::before,
.hero-scroll-indicator:hover .chevron::after {
    background: var(--color-tactical-orange);
    box-shadow:
        0 0 12px rgba(255, 119, 0, 0.9),
        0 0 20px rgba(255, 119, 0, 0.5),
        0 0 30px rgba(255, 119, 0, 0.3);
}

/* Staggered cascade animation for each chevron */
.chevron:nth-child(1) {
    animation-delay: 0s;
}

.chevron:nth-child(2) {
    animation-delay: 0.15s;
}

.chevron:nth-child(3) {
    animation-delay: 0.3s;
}

/* Chevron Cascade Animation - fade in, move down, fade out */
@keyframes chevronCascade {
    0% {
        opacity: 0;
        transform: translateY(-8px);
    }
    50% {
        opacity: 1;
        transform: translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateY(8px);
    }
}

/* Right: CTA Box */
.hero-cta-box {
    justify-self: end;
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

/* Hero CTA buttons - larger size */
.hero-cta-box .btn {
    padding: 1.2rem 3rem;
    font-size: 1rem;
}

/* --------------------------------------------------------------------------
   HERO - RESPONSIVE DESIGN
   -------------------------------------------------------------------------- */

@media (max-width: 1200px) {
    .hero-ui-overlay {
        padding: 0 2rem 2.5rem;
    }

    .hero-text-layer,
    .hero-text-overlay {
        left: 5%; /* Less padding on smaller screens */
        max-width: 90%;
    }

    .hero-subtitle,
    .hero-subtitle-outline {
        font-size: clamp(2.5rem, 5vw, 4rem);
    }

    .hero-title-massive,
    .hero-title-outline {
        font-size: clamp(5.5rem, 17vw, 14rem);
    }

    .hero-product-img {
        height: 75vh;
    }

    .hero-product-layer::before {
        width: 60vw;
        height: 65vh;
    }

    .ring-1 { width: 60vh; height: 60vh; border-width: 5px; }
    .ring-2 { width: 50vh; height: 50vh; }
    .ring-3 { width: 40vh; height: 40vh; }
}

@media (max-width: 992px) {
    /* Medium screens - tablets landscape */
    .ring-1 {
        width: 55vh;
        height: 55vh;
        border-width: 5px;
    }
    .ring-2 {
        width: 45vh;
        height: 45vh;
    }
    .ring-3 {
        width: 35vh;
        height: 35vh;
    }
}

@media (max-width: 900px) and (orientation: portrait) {
    /* Tablets in portrait mode - iPad Air, iPad Pro portrait */
    .hero-text-layer,
    .hero-text-overlay {
        left: 50%;
        transform: translate(-50%, -50%);
        text-align: center;
        max-width: 90%;
    }

    .hero-subtitle,
    .hero-subtitle-outline {
        font-size: clamp(2rem, 4vw, 3.5rem);
        letter-spacing: 0.2em;
    }

    /* Improve visibility on portrait tablets */
    .hero-title-massive {
        font-size: clamp(4.5rem, 12vw, 9rem);
        -webkit-text-stroke: 3px rgba(255, 255, 255, 1);
        text-stroke: 3px rgba(255, 255, 255, 1);
        text-shadow:
            0 0 45px rgba(255, 255, 255, 0.85),
            0 0 65px rgba(0, 240, 255, 0.45),
            0 0 25px rgba(255, 119, 0, 0.35);
    }

    .hero-title-outline {
        font-size: clamp(4.5rem, 12vw, 9rem);
        -webkit-text-stroke: 4px var(--color-white);
        text-stroke: 4px var(--color-white);
        filter: drop-shadow(0 0 45px rgba(255, 255, 255, 0.5))
                drop-shadow(0 0 25px rgba(0, 240, 255, 0.35));
    }

    .hero-product-img {
        height: 65vh;
    }
}

@media (max-width: 768px) {
    .hero-ui-overlay {
        padding: 0 1.5rem 2rem;
    }

    .hero-footer-ui {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto;
        gap: var(--spacing-md);
    }

    .hero-label-box,
    .hero-cta-box {
        justify-self: center;
        text-align: center;
    }

    .hero-label-box {
        border-left: none;
        border-top: 3px solid var(--color-tactical-orange);
        padding-left: 0;
        padding-top: var(--spacing-sm);
        max-width: 100%;
        margin-top: 3rem; /* Add space above description line to avoid overlap with GEAR text */
    }

    .hero-scroll-indicator {
        order: 3; /* Move to bottom - after label and CTA */
    }

    .hero-label-box {
        order: 1;
    }

    .hero-cta-box {
        order: 2;
    }

    /* Center text on mobile */
    .hero-text-layer,
    .hero-text-overlay {
        left: 50%;
        transform: translate(-50%, -50%);
        text-align: center;
        max-width: 95%;
    }

    .hero-subtitle,
    .hero-subtitle-outline {
        font-size: clamp(2rem, 4.5vw, 3rem);
        -webkit-text-stroke: 1.5px var(--color-tactical-orange);
        text-stroke: 1.5px var(--color-tactical-orange);
    }

    /* Increase visibility on mobile */
    .hero-title-massive {
        font-size: clamp(4rem, 14vw, 8rem);
        -webkit-text-stroke: 3px rgba(255, 255, 255, 1);
        text-stroke: 3px rgba(255, 255, 255, 1);
        text-shadow:
            0 0 40px rgba(255, 255, 255, 0.8),
            0 0 60px rgba(0, 240, 255, 0.4),
            0 0 20px rgba(255, 119, 0, 0.3);
    }

    .hero-title-outline {
        font-size: clamp(4rem, 14vw, 8rem);
        -webkit-text-stroke: 4px var(--color-white);
        text-stroke: 4px var(--color-white);
        filter: drop-shadow(0 0 40px rgba(255, 255, 255, 0.4))
                drop-shadow(0 0 20px rgba(0, 240, 255, 0.3));
    }

    .hero-product-img {
        height: 70vh;
    }

    .hero-product-layer::before {
        width: 70vw;
        height: 60vh;
        filter: blur(50px);
    }

    /* Keep rings visible but smaller on mobile */
    .ring-1 {
        width: 50vh;
        height: 50vh;
        border-width: 4px;
    }
    .ring-2 {
        width: 40vh;
        height: 40vh;
        border-width: 2px;
    }
    .ring-3 {
        width: 30vh;
        height: 30vh;
        border-width: 2px;
    }
}

@media (max-width: 480px) {
    /* Move text layer in front of character on mobile */
    .hero-text-layer {
        z-index: 8; /* ABOVE character (5) for better visibility */
        transform: translate(-50%, -70%); /* Move higher up to create space for description */
    }

    /* TECH - Solid white text with strong shadow (no outline transparency) */
    .hero-subtitle {
        font-size: clamp(2.5rem, 8vw, 4rem); /* Slightly larger for better visibility */
        letter-spacing: 0.15em; /* Tighter letter spacing */
        margin-bottom: 0.1rem; /* Minimal gap between TECH and GEAR */
        color: var(--color-white);
        -webkit-text-fill-color: var(--color-white);
        -webkit-text-stroke: 0;
        text-stroke: 0;
        /* Strong black shadow for contrast */
        text-shadow:
            3px 3px 8px rgba(0, 0, 0, 0.95),
            -1px -1px 3px rgba(0, 0, 0, 0.9),
            0 0 30px rgba(255, 255, 255, 0.8),
            0 0 50px rgba(255, 255, 255, 0.5);
    }

    /* Hide outline layer on mobile - no transparency effect */
    .hero-subtitle-outline {
        display: none;
    }

    /* GEAR - Solid white text with strong shadow (no outline transparency) */
    .hero-title-massive {
        font-size: clamp(5rem, 17vw, 7.5rem); /* Slightly larger for better visibility */
        line-height: 0.9; /* Tighter line height */
        color: var(--color-white);
        -webkit-text-fill-color: var(--color-white);
        -webkit-text-stroke: 0;
        text-stroke: 0;
        /* Strong black shadow for contrast */
        text-shadow:
            4px 4px 10px rgba(0, 0, 0, 0.95),
            -2px -2px 4px rgba(0, 0, 0, 0.9),
            0 0 40px rgba(255, 255, 255, 0.8),
            0 0 60px rgba(255, 255, 255, 0.6);
    }

    /* Hide outline layer on mobile - no transparency effect */
    .hero-title-outline {
        display: none;
    }

    /* Position character for optimal mobile layout */
    .hero-product-layer {
        transform: translate(-50%, -60%); /* Slightly higher for better composition */
    }

    .hero-product-img {
        height: 50vh; /* Smaller to fit better and leave space for UI */
    }

    /* Reduce character glow on mobile for better text visibility */
    .hero-product-layer::before {
        width: 80vw;
        height: 50vh;
        filter: blur(40px);
        opacity: 0.4; /* Reduced from 0.8 */
        background: radial-gradient(
            ellipse at center,
            rgba(0, 240, 255, 0.15) 0%,
            rgba(255, 119, 0, 0.1) 30%,
            transparent 70%
        );
    }

    .hero-cta-box .btn {
        padding: 0.9rem 1.8rem;
        font-size: 0.8rem;
    }

    .hero-tagline {
        font-size: 0.8rem; /* Smaller tagline */
        line-height: 1.4; /* Tighter line height */
    }

    /* Reduce margin on label box - elements are now more compact */
    .hero-label-box {
        margin-top: 2rem; /* Smaller margin since text is higher and more compact */
        padding-top: 0.5rem; /* Less padding */
    }

    /* Reduce UI overlay padding for more compact layout */
    .hero-ui-overlay {
        padding: 0 1.5rem 1.5rem; /* Smaller bottom padding */
    }

    .hero-footer-ui {
        gap: 1rem; /* Smaller gap between UI elements */
    }

    /* Reduce ring glow on mobile for better text visibility and position at character center */
    .animated-ring {
        top: 45%; /* Center rings on character torso */
    }

    .ring-1 {
        width: 35vh; /* Smaller to match smaller character */
        height: 35vh;
        border-width: 2.5px;
        opacity: 0.3; /* Reduced from 0.5 */
        box-shadow: 0 0 35px rgba(255, 119, 0, 0.3),
                    0 0 50px rgba(255, 119, 0, 0.15); /* Reduced glow */
    }
    .ring-2 {
        width: 28vh; /* Smaller to match smaller character */
        height: 28vh;
        border-width: 1.5px;
        opacity: 0.5; /* Reduced from 0.8 */
        filter: drop-shadow(0 0 5px var(--color-system-cyan))
                drop-shadow(0 0 8px rgba(0, 240, 255, 0.4)); /* Reduced glow */
    }
    .ring-3 {
        width: 20vh; /* Smaller to match smaller character */
        height: 20vh;
        border-width: 1.5px;
        opacity: 0.2; /* Reduced from 0.3 */
    }
}
   [3] FOOTER
   -------------------------------------------------------------------------- */
.footer {
    background: var(--color-panel-dark);
    border-top: 1px solid var(--color-border-active);
    padding: var(--spacing-xl) 0 var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    padding-top: var(--spacing-md);
}

.footer-brand .logo {
    margin-bottom: var(--spacing-sm);
}

.footer-title {
    color: var(--color-tactical-orange);
    margin-bottom: var(--spacing-sm);
    font-size: 0.85rem;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-tactical-orange);
    padding-left: 5px;
}

.social-icons {
    display: flex;
    gap: var(--spacing-md);
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border: 1px solid var(--color-border-active);
    color: var(--color-text-secondary);
    /* Card-style background like product cards */
    background: linear-gradient(135deg, rgba(20, 20, 22, 0.98), rgba(28, 28, 32, 0.95));
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    /* All 4 corners cut like product cards */
    clip-path: polygon(
        8px 0,
        calc(100% - 8px) 0,
        100% 8px,
        100% calc(100% - 8px),
        calc(100% - 8px) 100%,
        8px 100%,
        0 calc(100% - 8px),
        0 8px
    );
}

.social-icons a:hover {
    border-color: var(--color-tactical-orange);
    color: var(--color-tactical-orange);
    transform: translateY(-4px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5),
                0 0 25px rgba(255, 119, 0, 0.3);
    /* Full rectangle on hover like cards */
    clip-path: polygon(
        0 0,
        100% 0,
        100% 0,
        100% 100%,
        100% 100%,
        0 100%,
        0 100%,
        0 0
    );
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border-base);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.footer-legal {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.footer-legal a {
    color: var(--color-text-dim);
    font-size: 0.85rem;
}

.footer-legal a:hover {
    color: var(--color-tactical-orange);
}

/* Footer Credits / Developer Link */
.footer-credits {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.85rem;
}

.developer-link {
    font-family: var(--font-header);
    font-size: 0.95rem;
    letter-spacing: 2px;
    color: var(--color-white);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
}

.developer-link .bracket {
    color: var(--color-system-cyan);
    opacity: 0.7;
    transition: all 0.3s ease;
}

.developer-link:hover {
    color: var(--color-tactical-orange);
    text-shadow: 0 0 15px rgba(255, 119, 0, 0.5);
}

.developer-link:hover .bracket {
    color: var(--color-tactical-orange);
    opacity: 1;
}

.developer-link:hover .text-accent {
    text-shadow: 0 0 20px rgba(255, 119, 0, 0.8);
}

/* --------------------------------------------------------------------------
   [4] RESPONSIVE LAYOUT
   -------------------------------------------------------------------------- */

/* Tablet (768px) */
@media (max-width: 768px) {
    /* Mobile Menu Sidebar - Identical to cart sidebar */
    .nav-menu {
        position: fixed;
        top: 0;
        right: 0;
        width: 350px;
        height: 100vh;
        height: 100dvh; /* Dynamic viewport height for mobile browsers */
        max-width: 85vw;
        background: linear-gradient(180deg, rgba(5, 5, 5, 0.95), rgba(10, 10, 10, 0.98));
        backdrop-filter: blur(30px) saturate(150%);
        border-left: 2px solid var(--color-tactical-orange);
        flex-direction: column;
        padding: var(--spacing-md) var(--spacing-md);
        padding-top: calc(var(--nav-height) + var(--spacing-sm));
        gap: var(--spacing-xs);
        transform: translateX(100%);
        transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: var(--z-sidebar);
        overflow-y: auto;
        display: flex;
        box-shadow: -10px 0 50px rgba(0, 0, 0, 0.9),
                    -2px 0 20px rgba(255, 119, 0, 0.3);
    }

    /* Animated orange border like cart */
    .nav-menu::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        width: 2px;
        background: var(--gradient-tactical);
        animation: borderPulseVertical 2s ease-in-out infinite;
    }

    .nav-menu.active {
        transform: translateX(0);
    }

    /* Style nav links in sidebar - keep bracket style */
    .nav-link {
        padding: var(--spacing-sm) var(--spacing-lg);
        background: transparent;
        transition: all 0.3s ease;
        text-align: left;
        position: relative;
        font-size: 0.9rem;
        letter-spacing: 2px;
        width: 100%;
        border-left: 3px solid transparent;
    }

    /* Keep bracket pseudo-elements working on mobile */
    .nav-link::before,
    .nav-link::after {
        /* Brackets stay inline, just reset any positioning */
    }

    .nav-link:hover {
        border-left-color: var(--color-system-cyan);
    }

    .nav-link.active {
        border-left-color: var(--color-tactical-orange);
    }

    .hamburger {
        display: flex;
    }

    /* Show mobile menu close button */
    .nav-menu-close {
        display: flex;
    }

    /* Show mobile auth button inside menu, hide desktop auth button */
    .mobile-auth-btn {
        display: flex; /* Show in mobile menu with CTA style from base definition */
    }

    /* Show mobile social links at bottom of menu */
    .mobile-social {
        display: flex;
    }

    #authToggle {
        display: none !important; /* Hide desktop auth button in nav-actions */
    }

    /* Hide scroll-to-top when mobile menu is open */
    .nav-menu.active ~ .scroll-to-top,
    body:has(.nav-menu.active) .scroll-to-top {
        opacity: 0 !important;
        visibility: hidden !important;
        pointer-events: none;
    }

    /* Full width menu on very small screens */
    @media (max-width: 480px) {
        .nav-menu {
            width: 100%;
            max-width: 100%;
        }
    }

    .hero-content {
        padding-left: var(--spacing-sm);
        border-left-width: 3px;
    }

    .hero-actions {
        flex-direction: column;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-md);
    }

    .footer-brand {
        grid-column: 1 / -1;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }

    .footer-credits {
        justify-content: center;
        flex-wrap: wrap;
    }
}

/* Mobile (480px) */
@media (max-width: 480px) {
    :root {
        --nav-height: 70px;
    }

    .logo {
        font-size: 1.2rem;
    }

    .logo-icon {
        width: 24px;
        height: 24px;
    }

    .nav-icon-btn {
        padding: 0.5rem;
        font-size: 0.9rem;
    }

    .nav-icon-btn svg {
        width: 22px;
        height: 22px;
    }

    /* Hide CART text on small screens, show only icon + badge */
    .cart-text {
        display: none;
    }

    /* Adjust cart button spacing when text is hidden */
    .cart-btn-wrap {
        gap: 0.3rem;
    }

    /* Reduce spacing in nav-actions on very small screens */
    .nav-actions {
        gap: 0.3rem;
    }

    /* Reduce search icon size for more space */
    #searchToggle {
        padding: 0.3rem;
    }

    .hero {
        min-height: 80vh;
    }

    .hero-description {
        font-size: 1rem;
    }

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