/* 
   ALIX STORE - Luxury Styling
   Design System: Premium Elegant Luxury
   Palette: Alabaster Cream (#FAF9F6), Deep Onyx Charcoal (#121212), Luxury Gold (#D4AF37), Champagne Gold (#C5A880)
*/

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&display=swap');

:root {
    --bg-primary: #FAF9F6;
    --bg-secondary: #FFFFFF;
    --bg-dark: #121212;
    --text-primary: #1C1C1C;
    --text-secondary: #5A5A5A;
    --text-light: #8E8E8E;
    --color-gold: #D4AF37;
    --color-champagne: #C5A880;
    --color-border: #E8E7E3;
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    --transition-smooth: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.03);
    --shadow-premium: 0 10px 30px rgba(0, 0, 0, 0.08);
}

/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-smooth);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(250, 249, 246, 0.85);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition-smooth);
}

header.scrolled {
    background: rgba(18, 18, 18, 0.95);
    border-bottom: 1px solid #222;
    color: #FAF9F6;
}

header.scrolled .logo-img {
    filter: brightness(0) invert(1); /* Optional: make logo white when scrolled, or adjust according to background */
}

header.scrolled .nav-links a {
    color: #CCCCCC;
}

header.scrolled .nav-links a:hover, header.scrolled .nav-links a.active {
    color: var(--color-champagne);
}

header.scrolled .top-bar {
    border-bottom: 1px solid #222;
    background: #0a0a0a;
    color: #8E8E8E;
}

.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 5%;
    font-size: 12px;
    letter-spacing: 1px;
    border-bottom: 1px solid var(--color-border);
    text-transform: uppercase;
    color: var(--text-secondary);
    font-weight: 500;
}

.top-bar-left {
    display: flex;
    gap: 15px;
}

.social-link:hover {
    color: var(--color-gold);
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.lang-selector {
    display: flex;
    gap: 10px;
    align-items: center;
}

.lang-btn {
    background: none;
    border: none;
    color: inherit;
    font-family: inherit;
    font-size: 11px;
    cursor: pointer;
    font-weight: 600;
    opacity: 0.5;
    transition: var(--transition-smooth);
    padding: 2px 4px;
}

.lang-btn.active {
    opacity: 1;
    color: var(--color-gold);
    border-bottom: 1px solid var(--color-gold);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 5%;
    height: 75px;
}

.logo-img {
    height: 50px;
    width: auto;
    object-fit: contain;
    transition: var(--transition-smooth);
}


.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--text-primary);
    position: relative;
    padding: 8px 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--color-gold);
    transition: var(--transition-smooth);
}

.nav-links a:hover::after, .nav-links a.active::after {
    width: 100%;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--color-gold);
}

.navbar-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.search-container {
    position: relative;
    display: flex;
    align-items: center;
}

.search-input {
    width: 0;
    opacity: 0;
    padding: 8px 0;
    border: none;
    border-bottom: 1px solid var(--color-champagne);
    background: transparent;
    color: inherit;
    font-family: inherit;
    font-size: 13px;
    transition: width 0.4s ease, opacity 0.3s ease;
    outline: none;
}

.search-input.active {
    width: 180px;
    opacity: 1;
    padding: 8px 10px;
}

.search-icon-btn {
    background: none;
    border: none;
    color: inherit;
    font-size: 16px;
    cursor: pointer;
    padding: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.search-icon-btn:hover {
    color: var(--color-gold);
}

.hotline-badge {
    background: var(--color-gold);
    color: var(--bg-dark);
    font-size: 11px;
    font-weight: 700;
    padding: 8px 16px;
    border-radius: 50px;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 6px;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.2);
    transition: var(--transition-smooth);
}

.hotline-badge:hover {
    background: var(--bg-dark);
    color: #FAF9F6;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.25);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: currentColor;
    transition: var(--transition-smooth);
}

/* Hero Section */
.hero-section {
    position: relative;
    height: 100vh;
    background-color: var(--bg-dark);
    overflow: hidden;
    margin-top: 0;
}

.hero-slider {
    width: 100%;
    height: 100%;
    position: relative;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1.2s ease-in-out, visibility 1.2s ease-in-out;
    display: flex;
    align-items: center;
}

.slide.active {
    opacity: 1;
    visibility: visible;
}

.slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transform: scale(1.15);
    transition: transform 8s ease-out;
}

.slide.active .slide-bg {
    transform: scale(1);
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(0,0,0,0.85) 30%, rgba(0,0,0,0.3) 100%);
}

.slide-content {
    position: relative;
    z-index: 10;
    width: 100%;
    max-width: 800px;
    padding: 0 8%;
    color: #FFFFFF;
}

.slide-brand {
    font-size: 13px;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--color-gold);
    font-weight: 600;
    margin-bottom: 15px;
    transform: translateY(30px);
    opacity: 0;
    transition: all 0.8s ease 0.2s;
}

.slide-title {
    font-family: var(--font-heading);
    font-size: 56px;
    line-height: 1.15;
    margin-bottom: 25px;
    font-weight: 600;
    transform: translateY(40px);
    opacity: 0;
    transition: all 0.8s ease 0.4s;
}

.slide-desc {
    font-size: 16px;
    color: #CCCCCC;
    margin-bottom: 35px;
    font-weight: 300;
    max-width: 600px;
    transform: translateY(40px);
    opacity: 0;
    transition: all 0.8s ease 0.6s;
}

.slide-btn {
    display: inline-block;
    border: 1px solid var(--color-champagne);
    color: #FFFFFF;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 12px;
    font-weight: 600;
    padding: 15px 35px;
    background: transparent;
    transition: var(--transition-smooth);
    transform: translateY(40px);
    opacity: 0;
    transition: all 0.8s ease 0.8s;
}

.slide-btn:hover {
    background: var(--color-champagne);
    color: var(--bg-dark);
}

.slide.active .slide-brand,
.slide.active .slide-title,
.slide.active .slide-desc,
.slide.active .slide-btn {
    transform: translateY(0);
    opacity: 1;
}

.slider-dots {
    position: absolute;
    bottom: 40px;
    left: 8%;
    z-index: 20;
    display: flex;
    gap: 15px;
}

.dot {
    width: 30px;
    height: 2px;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.dot.active {
    background: var(--color-gold);
    width: 50px;
}

/* Promo Banner Section */
.promo-banner {
    background-color: var(--bg-dark);
    color: #FFFFFF;
    text-align: center;
    padding: 80px 5%;
    position: relative;
    border-bottom: 1px solid #222;
}

.promo-tag {
    font-size: 11px;
    letter-spacing: 4px;
    color: var(--color-gold);
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 15px;
}

.promo-title {
    font-family: var(--font-heading);
    font-size: 32px;
    font-weight: 400;
    letter-spacing: 1px;
    margin-bottom: 20px;
    color: #FAF9F6;
}

.promo-text {
    font-size: 15px;
    max-width: 750px;
    margin: 0 auto;
    color: #999999;
    font-weight: 300;
    line-height: 1.8;
}

/* Brands Filter Section */
.brands-section {
    padding: 100px 5% 50px;
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-subtitle {
    font-size: 11px;
    letter-spacing: 4px;
    color: var(--color-champagne);
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 10px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 38px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.brand-tabs {
    display: flex;
    justify-content: center;
    gap: 15px;
    list-style: none;
    margin-bottom: 50px;
    flex-wrap: wrap;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 20px;
}

.brand-tab-btn {
    background: none;
    border: none;
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 10px 25px;
    cursor: pointer;
    color: var(--text-light);
    transition: var(--transition-smooth);
    position: relative;
}

.brand-tab-btn::after {
    content: '';
    position: absolute;
    bottom: -21px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-gold);
    transition: var(--transition-smooth);
}

.brand-tab-btn.active::after {
    width: 100%;
}

.brand-tab-btn.active, .brand-tab-btn:hover {
    color: var(--text-primary);
}

/* Category Sections (Grid layout) */
.category-section {
    padding: 50px 5% 80px;
    max-width: 1400px;
    margin: 0 auto;
}

.grid-title-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 15px;
    margin-bottom: 40px;
}

.grid-title {
    font-family: var(--font-heading);
    font-size: 26px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.grid-more-link {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--color-champagne);
    display: flex;
    align-items: center;
    gap: 8px;
}

.grid-more-link:hover {
    color: var(--text-primary);
    transform: translateX(5px);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

/* Product Card */
.product-card {
    background: var(--bg-secondary);
    border: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition-smooth);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s forwards;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.product-card:hover {
    box-shadow: var(--shadow-premium);
    transform: translateY(-5px);
    border-color: var(--color-champagne);
}

.product-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    z-index: 10;
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 6px 12px;
    border-radius: 2px;
}

.product-badge.sale {
    background: #E05A47;
    color: #FFFFFF;
}

.product-badge.stock {
    background: var(--color-gold);
    color: var(--bg-dark);
}

.product-badge.order {
    background: var(--bg-dark);
    color: #FFFFFF;
}

.product-img-container {
    position: relative;
    padding-bottom: 100%; /* square ratio */
    overflow: hidden;
    background: #f7f7f7;
    cursor: pointer;
}

.product-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1.2s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.product-card:hover .product-img {
    transform: scale(1.08);
}

.product-info {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    text-align: center;
}

.product-brand {
    font-size: 10px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-light);
    font-weight: 600;
    margin-bottom: 8px;
}

.product-title {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 12px;
    color: var(--text-primary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    height: 44px;
    cursor: pointer;
}

.product-title:hover {
    color: var(--color-gold);
}

.product-price {
    font-size: 15px;
    font-weight: 700;
    color: var(--color-gold);
    margin-bottom: 20px;
    letter-spacing: 0.5px;
}

.product-price.sale-price {
    color: #E05A47;
}

.product-btn {
    margin-top: auto;
    border: 1px solid var(--color-border);
    background: transparent;
    color: var(--text-primary);
    text-transform: uppercase;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.5px;
    padding: 12px 20px;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.product-btn:hover {
    background: var(--bg-dark);
    color: #FAF9F6;
    border-color: var(--bg-dark);
}

/* About Us & Care Guide Tabs (Content views) */
.content-view-section {
    padding: 100px 8% 80px;
    max-width: 1200px;
    margin: 80px auto 0;
    display: none;
    min-height: 70vh;
}

.content-view-section.active {
    display: block;
    animation: fadeIn 0.8s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}

.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h2, .care-text h2 {
    font-family: var(--font-heading);
    font-size: 40px;
    margin-bottom: 25px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.about-text h3, .care-text h3 {
    font-family: var(--font-heading);
    font-size: 20px;
    color: var(--color-gold);
    margin-bottom: 20px;
    font-style: italic;
}

.about-text p, .care-text p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-img-container {
    box-shadow: var(--shadow-premium);
    border: 1px solid var(--color-border);
    padding: 15px;
    background: #FFFFFF;
}

.care-steps {
    margin-top: 40px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.care-step {
    background: var(--bg-secondary);
    border: 1px solid var(--color-border);
    padding: 30px;
    text-align: center;
    transition: var(--transition-smooth);
}

.care-step:hover {
    border-color: var(--color-gold);
    box-shadow: var(--shadow-premium);
}

.care-step-icon {
    font-size: 32px;
    color: var(--color-gold);
    margin-bottom: 20px;
}

.care-step-title {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 15px;
}

.care-step-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Modal Dialog */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.75);
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-container {
    background: var(--bg-primary);
    width: 90%;
    max-width: 1000px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    border: 1px solid var(--color-champagne);
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    transform: translateY(50px);
    transition: var(--transition-smooth);
    padding: 40px;
}

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

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-primary);
    transition: var(--transition-smooth);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.modal-close:hover {
    background: rgba(0, 0, 0, 0.05);
    color: var(--color-gold);
    transform: rotate(90deg);
}

.modal-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 40px;
}

.modal-gallery {
    border: 1px solid var(--color-border);
    background: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-info {
    display: flex;
    flex-direction: column;
}

.modal-brand {
    font-size: 11px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--color-champagne);
    font-weight: 700;
    margin-bottom: 10px;
}

.modal-title {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 15px;
}

.modal-price {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-gold);
    margin-bottom: 25px;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 15px;
}

.modal-specs {
    margin-bottom: 30px;
}

.modal-spec-item {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px dashed var(--color-border);
    font-size: 13.5px;
}

.modal-spec-label {
    font-weight: 600;
    color: var(--text-secondary);
}

.modal-spec-value {
    color: var(--text-primary);
}

.modal-desc-title {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.modal-desc {
    font-size: 13.5px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 30px;
}

.modal-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.consult-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 15px;
    border: none;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.consult-btn.messenger {
    background: #0084FF;
    color: #FFFFFF;
}

.consult-btn.messenger:hover {
    background: #0066C7;
    box-shadow: 0 4px 15px rgba(0, 132, 255, 0.3);
}

.consult-btn.zalo {
    background: #0068FF;
    color: #FFFFFF;
}

.consult-btn.zalo:hover {
    background: #0052CC;
    box-shadow: 0 4px 15px rgba(0, 104, 255, 0.3);
}

.consult-btn.phone {
    background: var(--color-gold);
    color: var(--bg-dark);
}

.consult-btn.phone:hover {
    background: var(--bg-dark);
    color: #FFFFFF;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

/* Footer Section */
footer {
    background: var(--bg-dark);
    color: #CCCCCC;
    padding: 80px 5% 40px;
    border-top: 1px solid #222;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.2fr;
    gap: 50px;
    max-width: 1400px;
    margin: 0 auto 50px;
}

.footer-col h4 {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 600;
    color: #FFFFFF;
    margin-bottom: 25px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.footer-col p {
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 12px;
}

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

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    font-size: 14px;
    color: #8E8E8E;
}

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

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
    font-size: 14px;
}

.footer-contact-item span {
    color: var(--color-gold);
}

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    padding-top: 30px;
    border-top: 1px solid #222;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: #666666;
}

.footer-bottom-links {
    display: flex;
    gap: 20px;
}

.findme-link {
    color: var(--color-champagne);
}

/* Floating Actions Quick Contact Bar */
.floating-actions {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.floating-btn {
    width: 55px;
    height: 55px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    font-size: 22px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    transition: var(--transition-smooth);
    position: relative;
}

.floating-btn:hover {
    transform: scale(1.1) translateY(-3px);
}

.floating-btn.zalo {
    background: #0068FF;
}

.floating-btn.messenger {
    background: #0084FF;
}

.floating-btn.whatsapp {
    background: #25D366;
}

.floating-btn.call {
    background: var(--color-gold);
    color: var(--bg-dark);
    animation: pulseCall 2s infinite;
}

@keyframes pulseCall {
    0% { box-shadow: 0 0 0 0 rgba(212, 175, 55, 0.6); }
    70% { box-shadow: 0 0 0 15px rgba(212, 175, 55, 0); }
    100% { box-shadow: 0 0 0 0 rgba(212, 175, 55, 0); }
}

.floating-btn::before {
    content: attr(data-tooltip);
    position: absolute;
    right: 70px;
    background: rgba(0,0,0,0.8);
    color: #ffffff;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 6px 12px;
    border-radius: 4px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-premium);
}

.floating-btn:hover::before {
    opacity: 1;
    visibility: visible;
}

/* Mobile Responsiveness */
@media (max-width: 1200px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .care-steps {
        grid-template-columns: 1fr;
    }
    
    .modal-grid {
        grid-template-columns: 1fr;
    }
    
    .modal-container {
        padding: 30px 20px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .slide-title {
        font-size: 40px;
    }
}

@media (max-width: 768px) {
    .top-bar {
        display: none; /* Hide topbar on mobile */
    }
    
    header {
        position: fixed;
    }
    
    .navbar {
        height: 65px;
    }
    
    .nav-links {
        position: fixed;
        top: 65px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 65px);
        background: var(--bg-primary);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 30px;
        transition: var(--transition-smooth);
        border-top: 1px solid var(--color-border);
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .navbar-right {
        gap: 10px;
    }
    
    .hotline-badge {
        display: none; /* Hide badge on mobile header */
    }
    
    .hero-section {
        height: 80vh;
    }
    
    .slide-title {
        font-size: 32px;
    }
    
    .slide-desc {
        font-size: 14px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .floating-actions {
        bottom: 20px;
        right: 20px;
    }
    
    .floating-btn {
        width: 48px;
        height: 48px;
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .brand-tabs {
        gap: 5px;
    }
    
    .brand-tab-btn {
        font-size: 12px;
        padding: 8px 12px;
    }
}