/**
 * DEMO Store - Contemporary Minimal Design System
 * File: user-style.css
 * Palette: Pure White (#ffffff), Deep Black (#0e0e11) & Champagne Gold (#c5a880)
 * Visual Effects:
 *   - Soft Tactile 3D Depth (Nổi khối 3D mềm mại, bóng đổ đa lớp, viền sáng)
 *   - Frosted Glass Blur (Kính mờ cao cấp)
 *   - Mobile Floating Pill Bottom Navbar (Kính lỏng Liquid Glass dạng viên thuốc)
 *   - Unified Soft Rounded Corners (Bo góc tròn mềm mại đồng nhất trên toàn giao diện)
 */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Cinzel:wght@500;600;700&display=swap');

:root {
    /* Base Color Tokens */
    --demo-white: #ffffff;
    --demo-offwhite: #fcfcfd;
    --demo-surface: #f7f8fa;
    --demo-surface-elevated: #ffffff;
    --demo-border: rgba(14, 14, 17, 0.08);
    --demo-border-light: rgba(14, 14, 17, 0.04);
    --demo-border-glass: rgba(255, 255, 255, 0.75);

    /* Deep Black Contrasts */
    --demo-black: #0e0e11;
    --demo-black-soft: #18181c;
    --demo-black-muted: #3f3f46;
    --demo-slate-600: #52525b;
    --demo-slate-400: #9ca3af;
    --demo-slate-200: #e4e4e7;
    --demo-slate-100: #f4f4f5;

    /* Metallic Bronze / Champagne Gold Accents (Vàng đồng) */
    --demo-gold: #c5a880;
    --demo-gold-dark: #a6875b;
    --demo-gold-deep: #85663a;
    --demo-gold-light: #e8d7c0;
    --demo-gold-soft: #faf6f0;
    --demo-gold-gradient: linear-gradient(135deg, #e5d1b3 0%, #c5a880 50%, #9e7f50 100%);
    --demo-gold-gradient-subtle: linear-gradient(135deg, rgba(229, 209, 179, 0.18) 0%, rgba(197, 168, 128, 0.08) 100%);
    --demo-gold-glow: 0 6px 24px rgba(197, 168, 128, 0.35);

    /* Unified Soft Round Border Radius Tokens */
    --demo-radius-sm: 10px;
    --demo-radius-md: 16px;
    --demo-radius-lg: 22px;
    --demo-radius-xl: 28px;
    --demo-radius-pill: 9999px;

    /* Subtle 3D Depth / Nổi khối nhẹ & Tactile Elevation */
    --demo-3d-emboss: 0 4px 16px rgba(0, 0, 0, 0.04), 0 1px 3px rgba(0, 0, 0, 0.02), inset 0 1px 0 rgba(255, 255, 255, 0.95);
    --demo-3d-card: 0 12px 32px -4px rgba(14, 14, 17, 0.05), 0 4px 12px -2px rgba(14, 14, 17, 0.03), inset 0 1px 0 rgba(255, 255, 255, 0.95);
    --demo-3d-card-hover: 0 22px 48px -8px rgba(14, 14, 17, 0.11), 0 8px 20px -4px rgba(14, 14, 17, 0.06), 0 0 0 1px var(--demo-gold);
    --demo-3d-tactile: 3px 3px 10px rgba(0, 0, 0, 0.04), -3px -3px 10px rgba(255, 255, 255, 0.95), inset 0 1px 0 rgba(255, 255, 255, 0.8);
    --demo-3d-inset: inset 2px 2px 6px rgba(0, 0, 0, 0.04), inset -2px -2px 6px rgba(255, 255, 255, 0.95);

    /* Frosted Glass Blur (Kính mờ) */
    --demo-glass-bg: rgba(255, 255, 255, 0.85);
    --demo-glass-blur: blur(18px) saturate(180%);
    --demo-glass-border: 1px solid rgba(255, 255, 255, 0.8);

    /* Liquid Glass for Floating Navbar (Kính lỏng) */
    --demo-liquid-glass-bg: rgba(255, 255, 255, 0.82);
    --demo-liquid-glass-blur: blur(24px) saturate(190%);
    --demo-liquid-glass-border: 1px solid rgba(255, 255, 255, 0.9);
    --demo-liquid-glass-shadow: 0 16px 42px -4px rgba(14, 14, 17, 0.16), 0 4px 16px rgba(197, 168, 128, 0.22);

    /* Typography */
    --font-heading: 'Montserrat', 'Plus Jakarta Sans', sans-serif;
    --font-brand: 'Cinzel', 'Montserrat', serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
}

/* Base Reset & Overflow Prevention */
html,
body.demo-storefront-body {
    overflow-x: hidden !important;
    width: 100% !important;
    max-width: 100% !important;
    position: relative;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-body);
    background-color: var(--demo-offwhite);
    color: var(--demo-black);
    letter-spacing: -0.01em;
    padding-bottom: 0;
}

/* Extra space at bottom on mobile to accommodate Floating Pill Nav */
@media (max-width: 991.98px) {
    body.demo-storefront-body {
        padding-bottom: 96px !important;
    }
}

/* Luxury Typography & Headings */
.demo-brand-font {
    font-family: var(--font-brand);
    letter-spacing: 0.18em;
}

.demo-heading {
    font-family: var(--font-heading);
    letter-spacing: -0.02em;
    font-weight: 700;
}

.demo-gold-text {
    color: var(--demo-gold);
}

.demo-gold-gradient-text {
    background: var(--demo-gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

/* =========================================================================
   TOP ANNOUNCEMENT BAR
   ========================================================================= */
.demo-announcement-bar,
.demo-top-bar {
    background-color: var(--demo-black);
    color: var(--demo-white);
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.55rem 1rem;
    position: relative;
    z-index: 1040;
    border-bottom: 1px solid rgba(197, 168, 128, 0.25);
}

/* =========================================================================
   DESKTOP FROSTED GLASS HEADER (Kính mờ)
   ========================================================================= */
.demo-navbar {
    position: sticky;
    top: 0;
    z-index: 1030;
    background: var(--demo-glass-bg);
    backdrop-filter: var(--demo-glass-blur);
    -webkit-backdrop-filter: var(--demo-glass-blur);
    border-bottom: 1px solid var(--demo-border);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.02);
    transition: all 0.3s ease;
}

.demo-navbar.scrolled {
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.demo-logo-monogram {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--demo-black);
    color: var(--demo-gold);
    border: 1px solid var(--demo-gold);
    border-radius: var(--demo-radius-md);
    font-family: var(--font-brand);
    font-weight: 700;
    font-size: 1.15rem;
    box-shadow: var(--demo-3d-emboss);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.demo-logo-monogram:hover {
    transform: rotate(-4deg) scale(1.06);
    box-shadow: var(--demo-gold-glow);
}

.demo-nav-link {
    font-family: var(--font-heading);
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--demo-black-muted);
    padding: 0.5rem 0.95rem;
    border-radius: var(--demo-radius-pill);
    position: relative;
    transition: all 0.25s ease;
    text-decoration: none;
}

.demo-nav-link:hover,
.demo-nav-link.active {
    color: var(--demo-black);
    background-color: var(--demo-gold-soft);
}

.demo-nav-link.active {
    color: var(--demo-gold-deep);
    font-weight: 700;
}

/* Header Search Bar (Desktop) */
.demo-search-input-group {
    background: #ffffff;
    border: 1px solid var(--demo-border);
    border-radius: var(--demo-radius-pill);
    box-shadow: var(--demo-3d-tactile);
    transition: all 0.3s ease;
    overflow: hidden;
    padding: 3px 6px;
}

.demo-search-input-group:focus-within {
    border-color: var(--demo-gold);
    box-shadow: 0 0 0 3px rgba(197, 168, 128, 0.2), var(--demo-3d-tactile);
}

.demo-search-input-group input {
    border: none;
    background: transparent;
    font-size: 0.875rem;
    padding: 0.45rem 0.85rem;
    outline: none;
    color: var(--demo-black);
}

/* Icon Buttons */
.demo-icon-btn {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--demo-radius-pill);
    background: #ffffff;
    border: 1px solid var(--demo-border);
    color: var(--demo-black);
    box-shadow: var(--demo-3d-emboss);
    transition: all 0.25s ease;
    text-decoration: none;
}

.demo-icon-btn:hover {
    background: var(--demo-black);
    color: var(--demo-gold);
    border-color: var(--demo-black);
    transform: translateY(-2px);
}

/* =========================================================================
   BUTTONS (Black, Gold & Tactile 3D Depth)
   ========================================================================= */
.btn-demo-black {
    background-color: var(--demo-black);
    color: var(--demo-white);
    border: 1px solid var(--demo-black);
    border-radius: var(--demo-radius-pill);
    padding: 0.75rem 1.75rem;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    box-shadow: var(--demo-3d-emboss);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn-demo-black:hover {
    background-color: #000000;
    color: var(--demo-gold-light);
    border-color: #000000;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18), var(--demo-3d-emboss);
}

.btn-demo-outline {
    background-color: transparent;
    color: var(--demo-black);
    border: 1px solid var(--demo-black);
    border-radius: var(--demo-radius-pill);
    padding: 0.75rem 1.75rem;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    text-decoration: none;
    box-shadow: var(--demo-3d-tactile);
}

.btn-demo-outline:hover {
    background-color: var(--demo-black);
    color: var(--demo-white);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.btn-demo-gold {
    background: var(--demo-gold-gradient);
    color: var(--demo-black);
    border: 1px solid rgba(197, 168, 128, 0.8);
    border-radius: var(--demo-radius-pill);
    padding: 0.75rem 1.75rem;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    box-shadow: var(--demo-gold-glow);
    transition: all 0.3s ease;
    text-decoration: none;
}

.btn-demo-gold:hover {
    filter: brightness(1.08);
    color: #000000;
    transform: translateY(-2px);
}

/* =========================================================================
   HERO SECTION
   ========================================================================= */
.demo-hero-section {
    padding: 4rem 0 3rem 0;
    position: relative;
    overflow: hidden;
    background: radial-gradient(circle at 80% 20%, rgba(227, 205, 173, 0.15) 0%, transparent 60%);
}

.demo-hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.45rem 1.15rem;
    background: #ffffff;
    border: 1px solid rgba(197, 168, 128, 0.3);
    border-radius: var(--demo-radius-pill);
    box-shadow: var(--demo-3d-tactile);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--demo-black-soft);
}

.demo-hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    font-weight: 800;
    line-height: 1.12;
    letter-spacing: -0.03em;
    color: var(--demo-black);
}

.demo-hero-subtitle {
    font-size: 1.05rem;
    color: var(--demo-slate-600);
    line-height: 1.7;
    max-width: 520px;
}

.demo-hero-image-wrapper {
    position: relative;
    border-radius: var(--demo-radius-xl);
    overflow: hidden;
    box-shadow: var(--demo-3d-card);
    border: 4px solid #ffffff;
}

.demo-hero-image-wrapper img {
    width: 100%;
    height: 480px;
    object-fit: cover;
    display: block;
    border-radius: calc(var(--demo-radius-xl) - 4px);
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.demo-hero-image-wrapper:hover img {
    transform: scale(1.04);
}

.demo-hero-floating-card {
    position: absolute;
    bottom: 24px;
    left: 24px;
    right: 24px;
    background: var(--demo-glass-bg);
    backdrop-filter: var(--demo-glass-blur);
    -webkit-backdrop-filter: var(--demo-glass-blur);
    border: var(--demo-glass-border);
    border-radius: var(--demo-radius-lg);
    padding: 1.25rem 1.5rem;
    box-shadow: var(--demo-3d-card);
}

/* =========================================================================
   4 CORE VALUES PILLARS (3D Tactile Cards with Soft Curves)
   ========================================================================= */
.demo-pillar-card {
    background: #ffffff;
    border: 1px solid var(--demo-border);
    border-radius: var(--demo-radius-lg);
    padding: 2rem 1.5rem;
    box-shadow: var(--demo-3d-card);
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    height: 100%;
    position: relative;
    display: flex;
    flex-direction: column;
}

.demo-pillar-card:hover {
    transform: translateY(-6px);
    border-color: var(--demo-gold);
    box-shadow: var(--demo-3d-card-hover);
}

.demo-pillar-icon-box {
    width: 52px;
    height: 52px;
    border-radius: var(--demo-radius-md);
    background: var(--demo-gold-soft);
    color: var(--demo-gold-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.25rem;
    box-shadow: var(--demo-3d-emboss);
    transition: all 0.3s ease;
}

.demo-pillar-card:hover .demo-pillar-icon-box {
    background: var(--demo-gold-gradient);
    color: #ffffff;
    transform: scale(1.08) rotate(-3deg);
    box-shadow: var(--demo-gold-glow);
}

/* =========================================================================
   CATEGORY SIDEBAR & VERTICAL FILTER (Desktop Sticky Card + Mobile Offcanvas Drawer)
   ========================================================================= */
.demo-category-desktop-card {
    background: #ffffff;
    border: 1px solid var(--demo-border);
    border-radius: var(--demo-radius-lg);
    padding: 1.5rem;
    box-shadow: var(--demo-3d-card);
    position: sticky;
    top: 90px;
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.demo-category-vertical-list {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.demo-category-item-btn {
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--demo-radius-md);
    padding: 0.75rem 1rem;
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--demo-black-muted);
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    text-align: left;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
}

.demo-category-item-btn:hover {
    background: var(--demo-gold-soft);
    color: var(--demo-black);
    transform: translateX(4px);
}

.demo-category-item-btn.active {
    background: var(--demo-black);
    color: #ffffff;
    border-color: var(--demo-black);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.16);
}

.demo-category-item-btn.active i {
    color: var(--demo-gold);
}

.demo-category-count-badge {
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.2rem 0.55rem;
    border-radius: var(--demo-radius-pill);
    background: var(--demo-surface);
    color: var(--demo-black-muted);
    transition: all 0.25s ease;
}

.demo-category-item-btn.active .demo-category-count-badge {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
}

/* Mobile Category Offcanvas Drawer */
.demo-category-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 320px;
    max-width: 85vw;
    height: 100vh;
    z-index: 1075;
    border-radius: 0 24px 24px 0;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
    transform: translateX(-105%);
    overflow-y: auto;
    padding: 1.75rem 1.25rem;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.demo-category-sidebar.show {
    transform: translateX(0);
}

.demo-category-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(14, 14, 17, 0.55);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 1070;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s ease, visibility 0.35s ease;
}

.demo-category-backdrop.show {
    opacity: 1;
    visibility: visible;
}

/* Category Pills for Home (Horizontal Scroll) */
.demo-category-scroll {
    overflow-x: auto;
    padding: 6px 2px;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.demo-category-scroll::-webkit-scrollbar {
    display: none;
}

.demo-pill-btn {
    background: #ffffff;
    border: 1px solid var(--demo-border);
    border-radius: var(--demo-radius-pill);
    padding: 0.55rem 1.35rem;
    font-family: var(--font-heading);
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--demo-black-muted);
    box-shadow: var(--demo-3d-tactile);
    white-space: nowrap;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.demo-pill-btn:hover {
    background: var(--demo-gold-soft);
    color: var(--demo-black);
    border-color: var(--demo-gold);
    transform: translateY(-2px);
}

.demo-pill-btn.active {
    background: var(--demo-black);
    color: #ffffff;
    border-color: var(--demo-black);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.16);
}

.demo-pill-btn.active span {
    color: #ffffff;
}

/* =========================================================================
   PRODUCT CARDS (Contemporary Minimal with Softer 20px Curves)
   ========================================================================= */
.demo-product-card {
    background: #ffffff;
    border: 1px solid var(--demo-border);
    border-radius: var(--demo-radius-lg);
    overflow: hidden;
    box-shadow: var(--demo-3d-card);
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    height: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
}

.demo-product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--demo-3d-card-hover);
    border-color: var(--demo-gold);
}

.demo-product-media {
    position: relative;
    overflow: hidden;
    background: var(--demo-surface);
    aspect-ratio: 3/4;
    border-radius: calc(var(--demo-radius-lg) - 4px) calc(var(--demo-radius-lg) - 4px) 0 0;
}

.demo-product-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.demo-product-card:hover .demo-product-media img {
    transform: scale(1.06);
}

.demo-product-badges {
    position: absolute;
    top: 12px;
    left: 12px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    z-index: 2;
}

.demo-badge-craft {
    background: rgba(14, 14, 17, 0.85);
    color: var(--demo-gold-light);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(197, 168, 128, 0.4);
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.3rem 0.65rem;
    border-radius: var(--demo-radius-pill);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.demo-badge-sale {
    background: #ef4444;
    color: #ffffff;
    font-size: 0.65rem;
    font-weight: 800;
    padding: 0.3rem 0.65rem;
    border-radius: var(--demo-radius-pill);
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.3);
}

.demo-card-actions-hover {
    position: absolute;
    bottom: 12px;
    left: 12px;
    right: 12px;
    transform: translateY(120%);
    opacity: 0;
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 3;
}

.demo-product-card:hover .demo-card-actions-hover {
    transform: translateY(0);
    opacity: 1;
}

.btn-card-quick-view-full {
    width: 100%;
    background: var(--demo-glass-bg);
    backdrop-filter: var(--demo-glass-blur);
    -webkit-backdrop-filter: var(--demo-glass-blur);
    border: 1px solid rgba(255, 255, 255, 0.9);
    border-radius: var(--demo-radius-pill);
    padding: 0.65rem 1rem;
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--demo-black);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.25s ease;
    cursor: pointer;
}

.btn-card-quick-view-full:hover {
    background: var(--demo-black);
    color: var(--demo-gold-light);
    border-color: var(--demo-black);
}

.demo-product-body {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.demo-product-category {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--demo-gold-dark);
    margin-bottom: 0.35rem;
}

.demo-product-name {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--demo-black);
    margin-bottom: 0.35rem;
    line-height: 1.35;
}

.demo-product-price {
    font-size: 1rem;
    font-weight: 800;
    color: var(--demo-black);
}

.demo-product-price-sale {
    color: #ef4444;
    font-weight: 800;
}

.demo-product-price-old {
    font-size: 0.8rem;
    color: var(--demo-slate-400);
    text-decoration: line-through;
    margin-left: 0.5rem;
}

/* =========================================================================
   STORY & ABOUT CARDS
   ========================================================================= */
.demo-story-section {
    padding: 5rem 0;
    background: #ffffff;
    border-top: 1px solid var(--demo-border);
    border-bottom: 1px solid var(--demo-border);
}

.demo-story-img-card {
    border-radius: var(--demo-radius-xl);
    overflow: hidden;
    box-shadow: var(--demo-3d-card);
    border: 4px solid #ffffff;
}

.demo-story-img-card img {
    width: 100%;
    height: 440px;
    object-fit: cover;
    border-radius: calc(var(--demo-radius-xl) - 4px);
    transition: transform 0.8s ease;
}

.demo-story-img-card:hover img {
    transform: scale(1.04);
}

/* =========================================================================
   LOOKBOOK GRID (Softer Rounded Items)
   ========================================================================= */
.demo-lookbook-item {
    position: relative;
    border-radius: var(--demo-radius-lg);
    overflow: hidden;
    box-shadow: var(--demo-3d-card);
    aspect-ratio: 4/5;
    background: var(--demo-surface);
}

.demo-lookbook-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--demo-radius-lg);
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.demo-lookbook-item:hover img {
    transform: scale(1.08);
}

.demo-lookbook-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1.5rem;
    background: linear-gradient(to top, rgba(14, 14, 17, 0.85) 0%, transparent 100%);
    color: #ffffff;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    opacity: 0.9;
    transition: all 0.3s ease;
}

/* =========================================================================
   MOBILE FLOATING PILL NAVBAR WITH LIQUID/FROSTED GLASS
   (Hiệu ứng Kính Lỏng / Kính Mờ dạng Floating Pill ở đáy màn hình điện thoại)
   ========================================================================= */
.demo-mobile-floating-pill,
.demo-mobile-floating-pill-nav {
    display: none;
    position: fixed;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 28px);
    max-width: 400px;
    background: var(--demo-liquid-glass-bg);
    backdrop-filter: var(--demo-liquid-glass-blur);
    -webkit-backdrop-filter: var(--demo-liquid-glass-blur);
    border: var(--demo-liquid-glass-border);
    border-radius: var(--demo-radius-pill);
    box-shadow: var(--demo-liquid-glass-shadow);
    padding: 6px 6px;
    z-index: 1060;
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    align-items: center;
    grid-template-columns: 1fr 1fr 1fr;
}

@media (max-width: 991.98px) {

    .demo-mobile-floating-pill,
    .demo-mobile-floating-pill-nav {
        display: grid !important;
    }
}

.demo-mobile-floating-pill-nav.nav-slide-down,
body.modal-open .demo-mobile-floating-pill-nav {
    transform: translateX(-50%) translateY(150px) !important;
}

/* Page Transition Loader */
.demo-page-transition-loader {
    position: fixed;
    top: 0; left: 0; width: 100vw; height: 100vh;
    background: #ffffff;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
    visibility: visible;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}
.demo-page-transition-loader.hidden {
    opacity: 0;
    visibility: hidden;
}


.demo-mobile-nav-item {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    color: #52525b;
    text-decoration: none;
    border-radius: var(--demo-radius-pill);
    font-size: 0.8rem;
    font-weight: 600;
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    height: 48px;
    padding: 0 14px;
}

.demo-mobile-nav-item i {
    font-size: 1.25rem;
    transition: color 0.35s ease;
}

.demo-mobile-nav-item span {
    max-width: 0;
    opacity: 0;
    overflow: hidden;
    white-space: nowrap;
    transition: max-width 0.35s ease, opacity 0.35s ease, margin 0.35s ease;
}

.demo-mobile-nav-item:hover,
.demo-mobile-nav-item.active {
    color: var(--demo-black);
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06), inset 0 1px 0 rgba(255, 255, 255, 1);
}

.demo-mobile-nav-item.active {
    padding: 0 24px;
}

.demo-mobile-nav-item.active span {
    max-width: 120px;
    opacity: 1;
    margin-left: 8px;
}

.demo-mobile-nav-item.active i {
    color: var(--demo-gold-dark);
}

.demo-mobile-nav-item {
    justify-self: center;
}

/* =========================================================================
   MODAL & QUICK VIEW (Soft 28px Radius & Glass)
   ========================================================================= */
.modal-content.demo-modal-content,
.demo-glass-modal .modal-content {
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.8);
    border-radius: var(--demo-radius-xl);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.15);
}

.demo-size-pill {
    width: 44px;
    height: 44px;
    border-radius: var(--demo-radius-md);
    background: #ffffff;
    border: 1px solid var(--demo-border);
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--demo-black);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--demo-3d-tactile);
    transition: all 0.25s ease;
    cursor: pointer;
}

.demo-size-pill:hover,
.demo-size-pill.active {
    background: var(--demo-black);
    color: #ffffff;
    border-color: var(--demo-black);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
}

.demo-color-circle {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid #ffffff;
    box-shadow: 0 0 0 1px var(--demo-border);
    cursor: pointer;
    transition: all 0.25s ease;
}

.demo-color-circle:hover,
.demo-color-circle.active {
    transform: scale(1.15);
    box-shadow: 0 0 0 2px var(--demo-gold);
}

/* =========================================================================
   SHIMMER SKELETONS (Soft Rounded)
   ========================================================================= */
.skeleton-shimmer {
    background: linear-gradient(90deg, #f0f0f2 25%, #e6e6e8 50%, #f0f0f2 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--demo-radius-md);
}

@keyframes shimmer {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}

/* =========================================================================
   LUXURY MINIMAL FOOTER
   ========================================================================= */
.demo-footer {
    background-color: var(--demo-black);
    color: #a1a1aa;
    font-size: 0.875rem;
    border-top: 2px solid var(--demo-gold-dark);
}

.demo-footer-title {
    font-family: var(--font-heading);
    color: #ffffff;
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 1.25rem;
}

.demo-footer a {
    color: #a1a1aa;
    text-decoration: none;
    transition: color 0.2s ease;
}

.demo-footer a:hover {
    color: var(--demo-gold-light);
}