/* =========================================================
   VOLTICA STORE — STORE.CSS (OPTIMIZED & ENHANCED)
   Premium Glass / Acrylic / Next-Gen
   Version: 2.0.0
   Last Updated: 2026-09-11
   ========================================================= */

/* =========================================================
   1. PERFORMANCE OPTIMIZATIONS
   ========================================================= */

/* Force GPU acceleration for animated elements */
.store-header,
.product-header,
.mobile-menu-overlay,
.cart-drawer,
.store-product,
.category-filter-bar {
    will-change: transform;
    transform: translateZ(0);
}

/* Contain layout/paint for better rendering performance */
.store-product {
    contain: layout style paint;
}

.category-section {
    contain: layout style;
    content-visibility: auto;
    contain-intrinsic-size: auto 600px;
}

.contact-section {
    contain: layout style;
    content-visibility: auto;
    contain-intrinsic-size: auto 400px;
}

/* Lazy render for below-fold content */
.products-section {
    content-visibility: auto;
    contain-intrinsic-size: auto 800px;
}

/* =========================================================
   2. TOKENS & VARIABLES
   ========================================================= */
:root {
    /* Colors */
    --black: #030303;
    --black-soft: #070707;
    --black-panel: rgba(16, 16, 18, 0.72);

    --glass: rgba(255, 255, 255, 0.055);
    --glass-strong: rgba(255, 255, 255, 0.085);
    --glass-border: rgba(255, 255, 255, 0.13);
    --glass-highlight: rgba(255, 255, 255, 0.22);

    --white: #ffffff;
    --white-soft: rgba(255, 255, 255, 0.78);
    --white-muted: rgba(255, 255, 255, 0.48);
    --white-faint: rgba(255, 255, 255, 0.24);

    --shadow: rgba(0, 0, 0, 0.65);

    /* Spacing */
    --radius-small: 12px;
    --radius: 22px;
    --radius-large: 30px;

    --max-width: 1440px;

    /* Typography */
    --font-display: "Manrope", -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: "DM Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

    /* Easing */
    --ease-premium: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
    --ease-smooth: cubic-bezier(0.25, 0.46, 0.45, 0.94);
    
    /* Duration */
    --duration-fast: 0.3s;
    --duration-normal: 0.5s;
    --duration-slow: 0.8s;

    /* Z-index scale */
    --z-atmosphere: 0;
    --z-content: 2;
    --z-header: 100;
    --z-modal: 900;
    --z-drawer: 1000;
    --z-menu: 1002;
    --z-grain: 1100;

    /* Safe area */
    --safe-bottom: env(safe-area-inset-bottom, 0px);
    --safe-top: env(safe-area-inset-top, 0px);
}

/* =========================================================
   3. RESET + BASE
   ========================================================= */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 120px;
    -webkit-text-size-adjust: 100%;
}

body {
    position: relative;
    isolation: isolate;
    min-height: 100vh;
    background: var(--black);
    color: var(--white);
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body::-webkit-scrollbar { 
    width: 9px; 
}

body::-webkit-scrollbar-track { 
    background: var(--black); 
}

body::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.16);
    border-radius: 99px;
}

body::-webkit-scrollbar-thumb:hover { 
    background: rgba(255, 255, 255, 0.28); 
}

button, a {
    -webkit-tap-highlight-color: transparent;
    font: inherit;
    color: inherit;
    text-decoration: none;
    border: none;
    background: none;
    cursor: pointer;
}

a:focus-visible, 
button:focus-visible {
    outline: 2px solid #fff;
    outline-offset: 3px;
    border-radius: 4px;
}

section[id] { 
    scroll-margin-top: 96px; 
}

/* =========================================================
   4. ATMOSPHÈRE (Grid, Grain, Pulsars)
   ========================================================= */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: var(--z-atmosphere);
    background:
        radial-gradient(circle at 50% 10%, rgba(255,255,255,0.075), transparent 32%),
        radial-gradient(circle at 15% 55%, rgba(255,255,255,0.035), transparent 30%),
        radial-gradient(circle at 85% 70%, rgba(255,255,255,0.03), transparent 32%),
        var(--black);
}

body::after {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: var(--z-grain);
    opacity: 0.025;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.35'/%3E%3C/svg%3E");
    mix-blend-mode: screen;
}

.pulsar-field {
    position: fixed;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: var(--z-atmosphere);
}

.pulsar {
    position: absolute;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: rgba(255,255,255,0.9);
    box-shadow: 0 0 12px rgba(255,255,255,0.65), 0 0 28px rgba(255,255,255,0.18);
    animation: pulsarPulse 4s ease-in-out infinite;
}

.p1 { top: 18%; left: 12%; }
.p2 { top: 35%; left: 82%; animation-delay: 1s; }
.p3 { top: 63%; left: 18%; animation-delay: 2.2s; }
.p4 { top: 74%; left: 87%; animation-delay: 0.8s; }
.p5 { top: 42%; left: 53%; animation-delay: 2.8s; }
.p6 { top: 88%; left: 62%; animation-delay: 1.5s; }

@keyframes pulsarPulse {
    0%, 100% { 
        opacity: 0.18; 
        transform: scale(0.7); 
    }
    50% { 
        opacity: 1; 
        transform: scale(1.45); 
    }
}

.tech-grid {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: var(--z-atmosphere);
    opacity: 0.25;
    background-image:
        linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
    background-size: 70px 70px;
    mask-image: linear-gradient(to bottom, black, transparent 88%);
    -webkit-mask-image: linear-gradient(to bottom, black, transparent 88%);
    animation: gridFadeIn 1.5s ease-out;
}

@keyframes gridFadeIn {
    from { opacity: 0; }
    to { opacity: 0.25; }
}

/* =========================================================
   5. HEADER (Desktop & Mobile Base)
   ========================================================= */
.store-header, 
.product-header {
    position: sticky;
    top: 18px;
    z-index: var(--z-header);
    width: min(calc(100% - 32px), var(--max-width));
    min-height: 76px;
    margin: 18px auto 0;
    padding: 12px 16px;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 20px;
    background: linear-gradient(135deg, rgba(255,255,255,0.095), rgba(255,255,255,0.025));
    border: 1px solid var(--glass-border);
    border-radius: 22px;
    backdrop-filter: blur(24px) saturate(125%);
    -webkit-backdrop-filter: blur(24px) saturate(125%);
    box-shadow: 0 20px 70px rgba(0,0,0,0.45), inset 0 1px 0 rgba(255,255,255,0.09);
    transition: all var(--duration-normal) var(--ease-premium);
    animation: headerSlideDown 0.8s var(--ease-premium);
}

@keyframes headerSlideDown {
    from { 
        transform: translateY(-30px); 
        opacity: 0; 
    }
    to { 
        transform: translateY(0); 
        opacity: 1; 
    }
}

.store-header.scrolled, 
.product-header.scrolled {
    top: 8px;
    margin-top: 8px;
    min-height: 64px;
    padding: 8px 14px;
    background: linear-gradient(135deg, rgba(255,255,255,0.11), rgba(255,255,255,0.035));
    box-shadow: 0 25px 80px rgba(0,0,0,0.55), inset 0 1px 0 rgba(255,255,255,0.12);
}

/* =========================================================
   6. LOGO
   ========================================================= */
.logo-acrylic, 
.voltica-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 15px;
    border: 1px solid rgba(255,255,255,0.09);
    border-radius: 15px;
    background: rgba(255,255,255,0.035);
    transition: all var(--duration-fast) var(--ease-premium);
    justify-self: start;
}

.logo-acrylic:hover, 
.voltica-logo:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.18);
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.2);
}

.logo-img {
    width: 34px;
    height: 34px;
    object-fit: contain;
    border-radius: 10px;
    filter: drop-shadow(0 0 12px rgba(255,255,255,0.18));
    transition: filter var(--duration-fast) var(--ease-premium);
}

.logo-acrylic:hover .logo-img {
    filter: drop-shadow(0 0 18px rgba(255,255,255,0.28));
}

.logo-text, 
.logo-name {
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 0.24em;
    color: #fff;
}

/* =========================================================
   7. NAVIGATION DESKTOP
   ========================================================= */
.store-nav, 
.product-navigation {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    justify-self: center;
}

.store-nav a, 
.product-navigation a {
    position: relative;
    padding: 12px 17px;
    border-radius: 12px;
    color: var(--white-muted);
    font-family: var(--font-display);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.16em;
    transition: all var(--duration-fast) var(--ease-premium);
}

.store-nav a:hover, 
.product-navigation a:hover {
    color: var(--white);
    background: rgba(255,255,255,0.055);
}

.store-nav a.nav-active {
    color: var(--white);
    background: rgba(255,255,255,0.08);
}

.store-nav a.nav-active::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 5px;
    width: 16px;
    height: 1px;
    transform: translateX(-50%);
    background: rgba(255,255,255,0.85);
    box-shadow: 0 0 8px rgba(255,255,255,0.5);
}

/* =========================================================
   8. BOUTON PANIER (Desktop)
   ========================================================= */
.cart-acrylic {
    position: relative;
    width: 52px;
    height: 52px;
    display: grid;
    place-items: center;
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02)), rgba(255,255,255,0.045);
    color: #ffffff;
    justify-self: end;
    transition: all var(--duration-fast) var(--ease-premium);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.1), 0 8px 20px rgba(0,0,0,0.2);
}

.cart-acrylic:hover {
    background: rgba(255,255,255,0.095);
    border-color: rgba(255,255,255,0.22);
    transform: translateY(-2px);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.15), 0 12px 30px rgba(0,0,0,0.3), 0 0 20px rgba(255,255,255,0.05);
}

.cart-acrylic:active { 
    transform: translateY(0) scale(0.95); 
}

.cart-acrylic svg {
    width: 22px !important;
    height: 22px !important;
    display: block !important;
    fill: none !important;
    stroke: #ffffff !important;
    stroke-width: 1.8 !important;
    stroke-linecap: round !important;
    stroke-linejoin: round !important;
    transition: transform var(--duration-fast) var(--ease-premium);
}

.cart-acrylic:hover svg { 
    transform: scale(1.1); 
}

.cart-count {
    position: absolute;
    top: -5px;
    right: -5px;
    min-width: 19px;
    height: 19px;
    padding: 0 5px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(255,255,255,0.25);
    border-radius: 50px;
    background: #ffffff;
    color: #030303;
    font-family: var(--font-display);
    font-size: 9px;
    font-weight: 900;
    opacity: 0;
    transform: scale(0.6);
    transition: all 0.25s var(--ease-bounce);
    box-shadow: 0 4px 12px rgba(255,255,255,0.15);
    pointer-events: none;
}

.cart-count.visible {
    opacity: 1;
    transform: scale(1);
}

/* =========================================================
   9. MOBILE MENU TOGGLE — TRIANGLE PULSAR
   3 points formant un triangle équilatéral pulsant
   ========================================================= */
.mobile-menu-toggle {
    display: none;
    position: relative;
    width: 44px;
    height: 44px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.14);
    border-radius: 12px;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    transition: all var(--duration-fast) var(--ease-premium);
    justify-self: end;
}

.mobile-menu-toggle:hover {
    background: rgba(255,255,255,0.10);
    border-color: rgba(255,255,255,0.22);
}

/* Triangle pulsar container */
.pulsar-triangle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
}

/* Individual pulsar dots */
.pulsar-triangle span {
    position: absolute;
    width: 5px;
    height: 5px;
    background: #fff;
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(255, 255, 255, 0.9);
    animation: pulsePoint 2s ease-in-out infinite;
}

/* Top point of triangle */
.pulsar-triangle span:nth-child(1) {
    top: 0;
    left: 50%;
    transform: translateX(-50%);
}

/* Bottom-left point of triangle */
.pulsar-triangle span:nth-child(2) {
    bottom: 2px;
    left: 2px;
    animation-delay: 0.3s;
}

/* Bottom-right point of triangle */
.pulsar-triangle span:nth-child(3) {
    bottom: 2px;
    right: 2px;
    animation-delay: 0.6s;
}

/* Active state - intensified glow */
.mobile-menu-toggle.is-open {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.25);
}

.mobile-menu-toggle.is-open .pulsar-triangle span {
    animation-duration: 1.2s;
    box-shadow: 0 0 14px rgba(255, 255, 255, 1);
}

@keyframes pulsePoint {
    0%, 100% {
        transform: scale(0.75);
        opacity: 0.35;
    }
    50% {
        transform: scale(1.45);
        opacity: 1;
    }
}

/* =========================================================
   10. MOBILE MENU OVERLAY
   ========================================================= */
.mobile-menu-overlay {
    position: fixed;
    inset: 0;
    z-index: var(--z-menu);
    background: rgba(5, 5, 5, 0.92);
    backdrop-filter: blur(34px) saturate(170%);
    -webkit-backdrop-filter: blur(34px) saturate(170%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 32px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.38s var(--ease-premium);
}

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

.mobile-nav-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.7);
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding: 10px 20px;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.mobile-nav-link:hover, 
.mobile-nav-link.nav-active {
    color: #fff;
    background: rgba(255, 255, 255, 0.05);
}

.mobile-nav-link .mobile-pulsar-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 0 8px rgba(255, 255, 255, 0.8);
    animation: pulsarPulse 2s ease-in-out infinite;
}

.mobile-cart-button {
    margin-top: 16px;
    padding: 14px 32px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.03);
    border-radius: 999px;
    color: #fff;
    font-family: var(--font-display);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.15em;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
}

.mobile-cart-button:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

/* =========================================================
   11. HERO & TITLES
   ========================================================= */
.store-hero {
    position: relative;
    z-index: var(--z-content);
    min-height: 560px;
    width: min(calc(100% - 32px), var(--max-width));
    margin: 120px auto 0;
    padding-top: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: visible;
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: 34px;
    background: radial-gradient(circle at center, rgba(255,255,255,0.045), transparent 52%);
    animation: heroEntrance 1.2s var(--ease-premium);
}

@keyframes heroEntrance {
    from { 
        opacity: 0; 
        transform: translateY(40px); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0); 
    }
}

.store-hero::before {
    content: "";
    position: absolute;
    inset: 20% 10%;
    border-radius: 50%;
    background: rgba(255,255,255,0.025);
    filter: blur(70px);
    pointer-events: none;
    animation: heroGlow 4s ease-in-out infinite alternate;
}

@keyframes heroGlow {
    from { 
        opacity: 0.6; 
        transform: scale(0.95); 
    }
    to { 
        opacity: 1; 
        transform: scale(1.05); 
    }
}

.future-title {
    position: relative;
    z-index: var(--z-content);
    margin: 0;
    display: flex;
    flex-direction: column;
    font-family: var(--font-display);
    font-size: clamp(52px, 9vw, 132px);
    line-height: 0.88;
    letter-spacing: -0.065em;
    font-weight: 900;
    text-transform: uppercase;
    text-shadow: 0 0 40px rgba(255,255,255,0.08);
}

.future-title span:first-child {
    background: linear-gradient(180deg, #ffffff 0%, #cfcfcf 45%, #777777 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: titleSlideUp 1s var(--ease-premium) 0.2s both;
}

.future-second {
    color: transparent;
    -webkit-text-stroke: 1px rgba(255,255,255,0.38);
    text-shadow: 0 0 30px rgba(255,255,255,0.04);
    animation: titleSlideUp 1s var(--ease-premium) 0.4s both;
}

@keyframes titleSlideUp {
    from { 
        opacity: 0; 
        transform: translateY(60px); 
        filter: blur(10px); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0); 
        filter: blur(0); 
    }
}

/* =========================================================
   12. CATEGORY FILTER BAR
   ========================================================= */
.category-filter-bar {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    width: min(1180px, 100%);
    margin: 0 auto 60px;
    padding: 20px 24px;
    border-radius: 24px;
    background: linear-gradient(135deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
    border: 1px solid rgba(255,255,255,0.08);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.25), inset 0 1px 0 rgba(255,255,255,0.06);
    animation: filterBarEntrance 0.8s var(--ease-premium);
}

@keyframes filterBarEntrance {
    from { 
        opacity: 0; 
        transform: translateY(20px); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0); 
    }
}

.category-chip {
    position: relative;
    padding: 11px 22px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 999px;
    background: linear-gradient(135deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
    color: rgba(255, 255, 255, 0.7);
    font-family: var(--font-display);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.14em;
    cursor: pointer;
    transition: all var(--duration-fast) var(--ease-premium);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.08), 0 4px 12px rgba(0,0,0,0.15);
    overflow: hidden;
}

.category-chip::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,0.15) 50%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.category-chip:hover {
    color: #fff;
    background: linear-gradient(135deg, rgba(255,255,255,0.12), rgba(255,255,255,0.05));
    border-color: rgba(255,255,255,0.28);
    transform: translateY(-2px);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.15), 0 10px 25px rgba(0,0,0,0.25), 0 0 20px rgba(255,255,255,0.05);
}

.category-chip:hover::before { 
    opacity: 1; 
}

.category-chip.active {
    background: linear-gradient(135deg, #ffffff, #e8e8e8);
    color: #050505;
    border-color: #fff;
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.2), 0 0 30px rgba(255, 255, 255, 0.15), inset 0 1px 0 rgba(255,255,255,0.8);
    animation: chipActive 0.4s var(--ease-bounce);
}

@keyframes chipActive {
    0% { transform: scale(0.95); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* =========================================================
   13. CATEGORY SECTIONS
   ========================================================= */
.category-section {
    width: min(1180px, 100%);
    margin: 0 auto 80px;
    padding: 0 24px;
    animation: sectionEntrance 0.8s var(--ease-premium);
}

@keyframes sectionEntrance {
    from { 
        opacity: 0; 
        transform: translateY(40px); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0); 
    }
}

.category-section-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 32px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.category-section-heading > div { 
    flex: 1; 
}

.category-kicker {
    display: block;
    margin-bottom: 8px;
    color: rgba(255, 255, 255, 0.5);
    font-family: var(--font-display);
    font-size: 9px;
    letter-spacing: 0.28em;
    font-weight: 600;
}

.category-title {
    margin: 0;
    font-family: var(--font-display);
    font-size: clamp(28px, 4.5vw, 48px);
    letter-spacing: -0.05em;
    line-height: 1;
    font-weight: 800;
    color: #fff;
    text-transform: uppercase;
    background: linear-gradient(180deg, #ffffff 0%, #cfcfcf 60%, #888 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.category-tagline {
    margin: 10px 0 0;
    color: rgba(255, 255, 255, 0.55);
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 400;
    letter-spacing: 0.01em;
}

.category-count {
    flex-shrink: 0;
    padding: 8px 14px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 999px;
    color: rgba(255, 255, 255, 0.6);
    font-family: var(--font-display);
    font-size: 9px;
    letter-spacing: 0.18em;
    font-weight: 700;
    background: rgba(255,255,255,0.04);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.08);
}

/* =========================================================
   14. PRODUCTS & CARDS
   ========================================================= */
.products-section {
    position: relative;
    z-index: var(--z-content);
    width: min(calc(100% - 32px), var(--max-width));
    margin: 0 auto;
    padding: 40px 0;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
    gap: 24px;
}

.store-product {
    position: relative;
    z-index: var(--z-content);
    display: flex;
    flex-direction: column;
    min-width: 0;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.105);
    border-radius: var(--radius);
    background: linear-gradient(145deg, rgba(255,255,255,0.075), rgba(255,255,255,0.025));
    backdrop-filter: blur(22px) saturate(120%);
    -webkit-backdrop-filter: blur(22px) saturate(120%);
    box-shadow: 0 24px 70px rgba(0,0,0,0.38), inset 0 1px 0 rgba(255,255,255,0.08);
    transition: transform var(--duration-normal) var(--ease-premium), 
                border-color var(--duration-normal) var(--ease-premium), 
                box-shadow var(--duration-normal) var(--ease-premium);
    opacity: 0;
    animation: cardEntrance 0.7s var(--ease-premium) both;
}

.store-product:nth-child(1) { animation-delay: 0.05s; }
.store-product:nth-child(2) { animation-delay: 0.1s; }
.store-product:nth-child(3) { animation-delay: 0.15s; }
.store-product:nth-child(4) { animation-delay: 0.2s; }

@keyframes cardEntrance {
    from { 
        opacity: 0; 
        transform: translateY(50px) scale(0.95); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0) scale(1); 
    }
}

.store-product::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.08), transparent);
    transition: left 0.7s var(--ease-premium);
    pointer-events: none;
    z-index: 10;
}

.store-product:hover::before { 
    left: 100%; 
}

.store-product:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: rgba(255,255,255,0.2);
    box-shadow: 0 35px 90px rgba(0,0,0,0.55), 0 0 45px rgba(255,255,255,0.035), inset 0 1px 0 rgba(255,255,255,0.12);
}

.product-image {
    position: relative;
    height: 330px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: radial-gradient(circle at center, rgba(255,255,255,0.07), rgba(0,0,0,0.2) 65%);
}

.product-image img {
    position: relative;
    z-index: 2;
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 28px;
    filter: drop-shadow(0 28px 30px rgba(0,0,0,0.65));
    transition: transform var(--duration-normal) var(--ease-premium), 
                filter var(--duration-normal) var(--ease-premium);
}

.store-product:hover .product-image img {
    transform: scale(1.08) translateY(-5px);
    filter: drop-shadow(0 40px 50px rgba(0,0,0,0.75));
}

.product-info {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: 25px;
}

.product-category {
    margin-bottom: 10px;
    color: rgba(255,255,255,0.6);
    font-family: var(--font-display);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.24em;
    text-transform: uppercase;
}

.product-title {
    margin: 0;
    font-family: var(--font-display);
    font-size: 22px;
    line-height: 1.15;
    letter-spacing: -0.025em;
    font-weight: 800;
    color: #fff;
}

.product-description {
    margin: 14px 0 0;
    color: var(--white-muted);
    font-size: 13px;
    line-height: 1.65;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-price-row {
    display: flex;
    align-items: baseline;
    gap: 10px;
    margin-top: 22px;
}

.product-price {
    font-family: var(--font-display);
    font-size: 26px;
    font-weight: 800;
    color: #fff;
}

.product-reference-price {
    color: rgba(255,255,255,0.35);
    font-size: 13px;
    text-decoration: line-through;
    position: relative;
}

.product-reference-price::before {
    content: "SAVE";
    position: absolute;
    top: -20px;
    left: 0;
    padding: 3px 8px;
    background: linear-gradient(135deg, #ff4757, #ff6348);
    color: white;
    font-size: 8px;
    font-weight: 800;
    letter-spacing: 0.1em;
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(255,71,87,0.3);
}

.product-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: auto;
    padding-top: 25px;
}

.acrylic-button {
    position: relative;
    min-height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px 14px;
    border: 1px solid rgba(255,255,255,0.16);
    border-radius: 13px;
    background: linear-gradient(135deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02));
    color: white;
    font-family: var(--font-display);
    font-size: 9.5px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-align: center;
    transition: all var(--duration-fast) var(--ease-premium);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.1), 0 4px 12px rgba(0,0,0,0.2);
    overflow: hidden;
}

.acrylic-button:hover {
    background: linear-gradient(135deg, rgba(255,255,255,0.14), rgba(255,255,255,0.06));
    border-color: rgba(255,255,255,0.3);
    transform: translateY(-2px);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.18), 0 12px 28px rgba(0,0,0,0.3), 0 0 20px rgba(255,255,255,0.06);
}

.product-buy-button {
    background: linear-gradient(135deg, #ffffff, #e8e8e8);
    color: #050505;
    border-color: rgba(255,255,255,0.95);
    font-weight: 800;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.9), 0 8px 20px rgba(255,255,255,0.08);
}

.product-buy-button:hover {
    background: linear-gradient(135deg, #ffffff, #f5f5f5);
    color: #000000;
    transform: translateY(-3px);
    box-shadow: inset 0 1px 0 rgba(255,255,255,1), 0 14px 35px rgba(255,255,255,0.2), 0 0 30px rgba(255,255,255,0.12);
}

/* =========================================================
   15. CONTACT SECTION
   ========================================================= */
.contact-section {
    position: relative;
    z-index: var(--z-content);
    width: min(calc(100% - 32px), var(--max-width));
    margin: 80px auto 0;
    animation: heroEntrance 0.8s var(--ease-premium);
}

.contact-acrylic {
    position: relative;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-large);
    background: linear-gradient(135deg, rgba(255,255,255,0.075), rgba(255,255,255,0.025));
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    box-shadow: 0 30px 90px rgba(0,0,0,0.45), inset 0 1px 0 rgba(255,255,255,0.08);
}

.contact-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 40px 24px;
}

.contact-label {
    color: var(--white-muted);
    font-family: var(--font-display);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.28em;
}

.contact-content h2 {
    margin: 12px 0;
    font-family: var(--font-display);
    font-size: clamp(36px, 6vw, 72px);
    line-height: 0.95;
    letter-spacing: -0.05em;
    font-weight: 800;
    background: linear-gradient(180deg, #ffffff 0%, #cfcfcf 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.contact-content p {
    margin: 0 0 25px;
    color: var(--white-muted);
}

.contact-button {
    min-width: 190px;
    min-height: 50px;
    padding: 0 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    border: 1px solid rgba(255,255,255,0.18);
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0.04));
    font-family: var(--font-display);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.15em;
    transition: all var(--duration-fast) var(--ease-premium);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.contact-button:hover {
    background: white;
    color: black;
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(255,255,255,0.15), inset 0 1px 0 rgba(255,255,255,0.9);
}

/* =========================================================
   16. CART DRAWER & OVERLAY
   ========================================================= */
.cart-overlay {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    background: rgba(0, 0, 0, 0.36);
    backdrop-filter: blur(7px);
    -webkit-backdrop-filter: blur(7px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--duration-normal) var(--ease-premium);
}

.cart-overlay:not([hidden]) {
    opacity: 1;
    pointer-events: auto;
}

.cart-drawer {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: var(--z-drawer);
    width: min(440px, 100%);
    height: 100dvh;
    display: flex;
    flex-direction: column;
    background: linear-gradient(155deg, rgba(72, 78, 92, 0.58) 0%, rgba(18, 20, 28, 0.64) 100%);
    background-color: rgba(38, 42, 52, 0.58);
    border-left: 1px solid rgba(255, 255, 255, 0.14);
    box-shadow: -24px 0 70px rgba(0, 0, 0, 0.55), inset 1px 0 0 rgba(255, 255, 255, 0.10);
    backdrop-filter: blur(34px) saturate(180%);
    -webkit-backdrop-filter: blur(34px) saturate(180%);
    transform: translateX(100%);
    visibility: hidden;
    pointer-events: none;
    transition: transform 0.38s var(--ease-premium), visibility 0s linear 0.38s;
}

.cart-drawer.open, 
body.cart-is-open .cart-drawer {
    transform: translateX(0);
    visibility: visible;
    pointer-events: auto;
    transition: transform 0.38s var(--ease-premium), visibility 0s linear 0s;
}

.cart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px;
    background: linear-gradient(180deg, rgba(255,255,255,0.07), rgba(255,255,255,0.02));
    border-bottom: 1px solid rgba(255, 255, 255, 0.10);
}

.cart-header h2 {
    margin: 4px 0 0;
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 0.10em;
}

.cart-close-x {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.13);
    border-radius: 10px;
    color: white;
    cursor: pointer;
    transition: all 0.25s ease;
}

.cart-close-x:hover {
    background: rgba(255, 255, 255, 0.14);
    transform: rotate(90deg);
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: 16px 24px;
}

.cart-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    animation: cartItemSlideIn 0.4s var(--ease-premium);
}

@keyframes cartItemSlideIn {
    from { 
        opacity: 0; 
        transform: translateX(30px); 
    }
    to { 
        opacity: 1; 
        transform: translateX(0); 
    }
}

.cart-item-image {
    width: 58px;
    height: 58px;
    flex-shrink: 0;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.10);
    overflow: hidden;
}

.cart-item-image img { 
    width: 100%; 
    height: 100%; 
    object-fit: cover; 
}

.cart-item-info { 
    flex: 1; 
    min-width: 0; 
}

.cart-item-info strong {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 4px;
    font-family: var(--font-display);
    font-size: 12px;
    font-weight: 600;
    line-height: 1.4;
}

.cart-footer {
    padding: 20px 24px;
    padding-bottom: calc(20px + var(--safe-bottom));
    background: linear-gradient(180deg, rgba(0,0,0,0.10), rgba(0,0,0,0.26));
    border-top: 1px solid rgba(255, 255, 255, 0.10);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.cart-total-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}

.cart-total-row strong {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
}

.checkout-button {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 20px;
    border: none;
    border-radius: 12px;
    background: #ffffff;
    color: #050505;
    font-family: var(--font-display);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.20em;
    cursor: pointer;
    transition: all 0.25s ease;
}

.checkout-button:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 34px rgba(255, 255, 255, 0.16);
}

body.cart-is-open { 
    overflow: hidden; 
}

/* =========================================================
   17. FOOTER (ENRICHED)
   ========================================================= */
.store-footer {
    position: relative;
    z-index: var(--z-content);
    width: min(calc(100% - 32px), var(--max-width));
    margin: 80px auto 30px;
}

.footer-acrylic {
    min-height: 80px;
    padding: 20px 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 20px;
    background: linear-gradient(135deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.06);
    max-width: 900px;
    margin: 0 auto;
}

.footer-acrylic span {
    color: rgba(255, 255, 255, 0.4);
    font-family: var(--font-display);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.14em;
}

.footer-acrylic a {
    color: rgba(255, 255, 255, 0.6);
    font-family: var(--font-display);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.14em;
    transition: color 0.25s ease;
}

.footer-acrylic a:hover { 
    color: #fff; 
}

/* Social links in footer */
.footer-social {
    display: flex;
    gap: 10px;
    align-items: center;
    padding-left: 16px;
    border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    transition: all 0.3s ease;
}

.footer-social-link:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.25);
    color: #fff;
    transform: translateY(-2px);
}

.footer-social-link svg {
    width: 14px;
    height: 14px;
    fill: currentColor;
}

/* =========================================================
   18. RESPONSIVE — MOBILE (≤ 850px)
   ========================================================= */
@media (max-width: 850px) {
    .store-header, 
    .product-header {
        grid-template-columns: 1fr auto !important;
        padding: 12px 16px !important;
        min-height: 64px !important;
        top: 10px !important;
        margin-top: 10px !important;
    }

    .store-nav, 
    .product-navigation, 
    .cart-acrylic {
        display: none !important;
    }

    .mobile-menu-toggle {
        display: flex !important;
    }

    .cart-drawer {
        position: fixed !important;
        inset: 0 !important;
        width: 100% !important;
        max-width: none !important;
        height: 100dvh !important;
        border-left: 0 !important;
        border-radius: 0 !important;
        transform: none !important;
        translate: 0 16px !important;
        scale: 0.98 !important;
        opacity: 0 !important;
        visibility: hidden !important;
        pointer-events: none !important;
        background: radial-gradient(circle at 50% 0%, rgba(255,255,255,0.10), transparent 35%), 
                    linear-gradient(155deg, rgba(38, 42, 52, 0.92) 0%, rgba(5, 6, 9, 0.98) 100%) !important;
        backdrop-filter: blur(38px) saturate(180%) !important;
        -webkit-backdrop-filter: blur(38px) saturate(180%) !important;
        transition: opacity 0.28s ease, translate 0.28s ease, scale 0.28s ease, visibility 0s linear 0.28s !important;
        z-index: 1005 !important;
    }

    .cart-drawer.open, 
    body.cart-is-open .cart-drawer {
        opacity: 1 !important;
        visibility: visible !important;
        pointer-events: auto !important;
        translate: 0 0 !important;
        scale: 1 !important;
        transform: none !important;
        transition: opacity 0.28s ease, translate 0.28s ease, scale 0.28s ease, visibility 0s linear 0s !important;
    }

    .cart-header, 
    .cart-items, 
    .cart-footer {
        padding-left: 18px !important;
        padding-right: 18px !important;
    }
    
    .cart-empty {
        min-height: 55vh !important;
        padding: 40px 20px !important;
    }

    /* Hero & Sections Mobile */
    .store-hero { 
        width: calc(100% - 20px); 
        min-height: 480px; 
        margin-top: 100px !important;
        border-radius: 25px; 
    }
    
    .future-title { 
        font-size: clamp(42px, 13vw, 78px); 
    }
    
    .category-filter-bar {
        width: calc(100% - 20px);
        margin-bottom: 40px;
        padding: 16px;
    }
    
    .category-section {
        width: calc(100% - 20px);
        padding: 0 16px;
        margin-bottom: 60px;
    }
    
    .category-section-heading {
        flex-direction: column;
        align-items: flex-start;
        gap: 14px;
    }

    .product-grid { 
        grid-template-columns: 1fr; 
        gap: 18px; 
    }
    
    .product-image { 
        height: 280px; 
    }
    
    .product-title { 
        font-size: 20px; 
    }
    
    .product-actions { 
        grid-template-columns: 1fr 1fr; 
        gap: 8px; 
    }
    
    .acrylic-button { 
        min-height: 44px; 
        font-size: 8.5px; 
        padding: 10px 8px; 
    }
    
    .footer-acrylic { 
        flex-direction: column; 
        justify-content: center; 
        text-align: center; 
        gap: 16px;
    }
    
    .footer-social { 
        border-left: none; 
        padding-left: 0; 
        padding-top: 8px; 
    }
}

/* =========================================================
   19. REDUCED MOTION
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
    *, 
    *::before, 
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .cart-drawer, 
    .store-nav, 
    .product-navigation, 
    .mobile-menu-overlay {
        transition: none !important;
    }
                                                                     }