/* ============================================================
   SHUBHAM STORE - Main Stylesheet
   ============================================================ */

html {
    scroll-behavior: smooth !important;
}

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&family=Roboto:wght@300;400;500;700&display=swap');

/* ============================================================
   CSS VARIABLES / DESIGN TOKENS
   ============================================================ */
:root {
    --primary: #FF6B00;
    --primary-dark: #E05A00;
    --primary-light: #FF8C3A;
    --secondary: #1A1A2E;
    --accent: #16213E;
    --accent-2: #0F3460;
    --success: #00C853;
    --danger: #F44336;
    --warning: #FF9800;
    --info: #00BCD4;

    --white: #FFFFFF;
    --light: #F8F9FA;
    --light-2: #F0F2F5;
    --gray-100: #F5F5F5;
    --gray-200: #EEEEEE;
    --gray-300: #E0E0E0;
    --gray-400: #BDBDBD;
    --gray-500: #9E9E9E;
    --gray-600: #757575;
    --gray-700: #616161;
    --gray-800: #424242;
    --gray-900: #212121;
    --dark: #111111;

    --font-main: 'Roboto', sans-serif;
    --font-heading: 'Poppins', sans-serif;

    --border-radius-sm: 6px;
    --border-radius: 12px;
    --border-radius-lg: 20px;
    --border-radius-xl: 30px;
    --border-radius-full: 9999px;

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.16);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.2);
    --shadow-primary: 0 8px 30px rgba(255, 107, 0, 0.3);

    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;
    --transition-slow: all 0.5s ease;

    --nav-height: 70px;
    --container-width: 1280px;
}

/* ============================================================
   CSS RESET & BASE
   ============================================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-main);
    color: var(--gray-800);
    background: var(--light);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

input, textarea, select {
    font-family: inherit;
    outline: none;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.3;
    color: var(--gray-900);
}

/* ============================================================
   UTILITY CLASSES
   ============================================================ */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

.section-sm {
    padding: 50px 0;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.d-flex { display: flex; }
.d-grid { display: grid; }
.d-none { display: none; }

.align-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }

/* Section Header */
.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-tag {
    display: inline-block;
    background: linear-gradient(135deg, rgba(255,107,0,0.15), rgba(255,107,0,0.05));
    color: var(--primary);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 6px 18px;
    border-radius: var(--border-radius-full);
    border: 1px solid rgba(255,107,0,0.2);
    margin-bottom: 15px;
}

.section-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 15px;
}

.section-title span {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-desc {
    color: var(--gray-600);
    font-size: 1rem;
    max-width: 550px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--border-radius-full);
    font-size: 0.9rem;
    font-weight: 600;
    font-family: var(--font-heading);
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.2);
    opacity: 0;
    transition: var(--transition-fast);
}

.btn:hover::after { opacity: 1; }

.btn:active {
    transform: scale(0.97);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(255, 107, 0, 0.4);
}

.btn-secondary {
    background: var(--secondary);
    color: var(--white);
    box-shadow: var(--shadow);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    background: var(--accent-2);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border-color: var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
}

.btn-whatsapp {
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: var(--white);
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.4);
}

.btn-call {
    background: linear-gradient(135deg, #2196F3, #1565C0);
    color: var(--white);
    box-shadow: 0 4px 20px rgba(33, 150, 243, 0.3);
}

.btn-call:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(33, 150, 243, 0.4);
}

.btn-lg {
    padding: 16px 40px;
    font-size: 1rem;
}

.btn-sm {
    padding: 8px 18px;
    font-size: 0.82rem;
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--nav-height);
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(26, 26, 46, 0.98);
    box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}

.navbar .container {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-logo-icon {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--white);
    box-shadow: 0 4px 15px rgba(255,107,0,0.4);
}

.nav-logo-text {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--white);
}

.nav-logo-text span {
    color: var(--primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    color: rgba(255,255,255,0.8);
    padding: 8px 16px;
    border-radius: var(--border-radius-full);
    font-size: 0.9rem;
    font-weight: 500;
    font-family: var(--font-heading);
    transition: var(--transition);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--white);
    background: rgba(255,107,0,0.2);
}

.nav-link.active {
    color: var(--primary);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-wishlist-btn {
    position: relative;
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-full);
    background: rgba(255,255,255,0.1);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: var(--transition);
    cursor: pointer;
}

.nav-wishlist-btn:hover {
    background: rgba(255,107,0,0.3);
    color: var(--primary);
}

.wishlist-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    width: 18px;
    height: 18px;
    background: var(--primary);
    color: var(--white);
    font-size: 0.65rem;
    font-weight: 700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    display: none;
}

.wishlist-badge.show {
    display: flex;
}

.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
}

.nav-hamburger span {
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-hamburger.open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-hamburger.open span:nth-child(2) {
    opacity: 0;
}

.nav-hamburger.open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26,26,46,0.98);
    backdrop-filter: blur(20px);
    z-index: 999;
    padding: 30px 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    transform: translateX(-100%);
    transition: var(--transition);
}

.mobile-menu.open {
    transform: translateX(0);
}

.mobile-nav-link {
    color: rgba(255,255,255,0.85);
    font-size: 1.1rem;
    font-weight: 500;
    padding: 15px 20px;
    border-radius: var(--border-radius);
    font-family: var(--font-heading);
    display: flex;
    align-items: center;
    gap: 12px;
    transition: var(--transition);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
    background: rgba(255,107,0,0.15);
    color: var(--primary);
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--accent) 50%, var(--accent-2) 100%);
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: var(--nav-height);
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 140%;
    background: radial-gradient(ellipse, rgba(255,107,0,0.15) 0%, transparent 70%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 60%;
    height: 100%;
    background: radial-gradient(ellipse, rgba(33,150,243,0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    animation: float 8s infinite;
}

.particle:nth-child(1) { top: 20%; left: 10%; animation-delay: 0s; }
.particle:nth-child(2) { top: 40%; left: 25%; animation-delay: 1s; }
.particle:nth-child(3) { top: 60%; left: 40%; animation-delay: 2s; }
.particle:nth-child(4) { top: 80%; left: 60%; animation-delay: 3s; }
.particle:nth-child(5) { top: 30%; left: 75%; animation-delay: 4s; }
.particle:nth-child(6) { top: 70%; left: 85%; animation-delay: 1.5s; }
.particle:nth-child(7) { top: 50%; left: 15%; animation-delay: 2.5s; }
.particle:nth-child(8) { top: 15%; left: 90%; animation-delay: 3.5s; }

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); opacity: 0.5; }
    50% { transform: translateY(-30px) rotate(180deg); opacity: 1; }
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    width: 100%;
    padding: 60px 0;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,107,0,0.2);
    border: 1px solid rgba(255,107,0,0.3);
    color: var(--primary-light);
    padding: 8px 16px;
    border-radius: var(--border-radius-full);
    font-size: 0.8rem;
    font-weight: 500;
    margin-bottom: 20px;
    animation: fadeInUp 0.6s ease;
}

.hero-badge i {
    color: var(--primary);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 20px;
    animation: fadeInUp 0.7s ease;
}

.hero-title span {
    background: linear-gradient(135deg, var(--primary), #FF9050);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    color: rgba(255,255,255,0.7);
    font-size: 1.05rem;
    line-height: 1.85;
    margin-bottom: 35px;
    max-width: 480px;
    animation: fadeInUp 0.8s ease;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    animation: fadeInUp 0.9s ease;
}

.hero-stats {
    display: flex;
    gap: 30px;
    margin-top: 50px;
    animation: fadeInUp 1s ease;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--white);
    line-height: 1;
}

.stat-label {
    color: rgba(255,255,255,0.55);
    font-size: 0.78rem;
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    background: rgba(255,255,255,0.15);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeInRight 0.8s ease;
}

.hero-image-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 15px;
    width: 100%;
    max-width: 450px;
}

.hero-img-card {
    border-radius: var(--border-radius);
    overflow: hidden;
    position: relative;
    aspect-ratio: 1;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.hero-img-card:hover {
    transform: scale(1.03);
}

.hero-img-card:nth-child(1) { transform: translateY(-10px); }
.hero-img-card:nth-child(3) { transform: translateY(10px); }

.hero-img-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-img-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(0deg, rgba(0,0,0,0.7), transparent);
    padding: 12px;
}

.hero-img-label {
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 600;
    font-family: var(--font-heading);
}

/* ============================================================
   CATEGORIES SECTION
   ============================================================ */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.category-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    padding: 35px 25px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    text-decoration: none;
    display: block;
}

.category-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--card-color, #FF6B00), transparent);
    opacity: 0;
    transition: var(--transition);
}

.category-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--card-color, var(--primary));
}

.category-card:hover::before {
    opacity: 0.05;
}

.category-icon-wrap {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    background: linear-gradient(135deg, var(--card-color, var(--primary)), var(--card-color-2, var(--primary-light)));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    color: var(--white);
    box-shadow: 0 8px 25px var(--card-shadow, rgba(255,107,0,0.3));
    transition: var(--transition);
}

.category-card:hover .category-icon-wrap {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 35px var(--card-shadow, rgba(255,107,0,0.4));
}

.category-name {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 6px;
}

.category-count {
    color: var(--gray-500);
    font-size: 0.82rem;
}

.category-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 18px;
    color: var(--card-color, var(--primary));
    font-size: 0.85rem;
    font-weight: 600;
    gap: 5px;
    opacity: 0;
    transform: translateY(5px);
    transition: var(--transition);
}

.category-card:hover .category-arrow {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================================
   PRODUCT CARDS
   ============================================================ */
.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.product-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--gray-200);
    position: relative;
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255,107,0,0.2);
}

.product-image-wrap {
    position: relative;
    overflow: hidden;
    aspect-ratio: 1/1;
    background: var(--gray-100);
}

.product-image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

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

.product-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 4px 10px;
    border-radius: var(--border-radius-full);
    font-size: 0.72rem;
    font-weight: 700;
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-featured {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    box-shadow: 0 4px 15px rgba(255,107,0,0.4);
}

.product-wishlist-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(10px);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    color: var(--gray-400);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    z-index: 2;
}

.product-wishlist-btn:hover,
.product-wishlist-btn.active {
    color: #E91E63;
    background: var(--white);
    transform: scale(1.15);
}

.product-wishlist-btn.active i {
    font-weight: 900;
}

.product-info {
    padding: 18px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-category {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 6px;
}

.product-name {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 10px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-price {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 14px;
    margin-top: auto;
}

.product-price.contact-price {
    color: var(--gray-600);
    font-size: 0.85rem;
    font-weight: 500;
    font-style: italic;
}

.product-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.product-actions .btn {
    padding: 9px 12px;
    font-size: 0.78rem;
    justify-content: center;
    border-radius: var(--border-radius);
}

/* Skeleton loading */
.skeleton {
    background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--border-radius);
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.skeleton-img {
    aspect-ratio: 1/1;
    background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

.skeleton-info {
    padding: 18px;
}

.skeleton-text {
    height: 12px;
    background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 6px;
    margin-bottom: 10px;
}

.skeleton-text.w-80 { width: 80%; }
.skeleton-text.w-60 { width: 60%; }
.skeleton-text.w-40 { width: 40%; }

/* ============================================================
   FILTERS
   ============================================================ */
.filter-section {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    padding: 25px 30px;
    margin-bottom: 35px;
    box-shadow: var(--shadow-sm);
    display: flex;
    gap: 20px;
    align-items: center;
    flex-wrap: wrap;
}

.filter-search {
    flex: 1;
    min-width: 250px;
    position: relative;
}

.filter-search i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
}

.filter-search input {
    width: 100%;
    padding: 12px 40px 12px 42px;
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius-full);
    font-size: 0.9rem;
    color: var(--gray-800);
    transition: var(--transition);
    background: var(--gray-100);
}

.filter-search input:focus {
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(255,107,0,0.1);
}

.search-clear {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    cursor: pointer;
    font-size: 0.85rem;
    display: none;
    transition: var(--transition);
}

.search-clear:hover { color: var(--danger); }

.filter-categories {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 9px 20px;
    border-radius: var(--border-radius-full);
    font-size: 0.82rem;
    font-weight: 600;
    font-family: var(--font-heading);
    border: 2px solid var(--gray-200);
    color: var(--gray-600);
    background: transparent;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 6px;
}

.filter-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    border-color: transparent;
    box-shadow: var(--shadow-primary);
}

/* ============================================================
   WHY CHOOSE US
   ============================================================ */
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.feature-card {
    text-align: center;
    padding: 35px 25px;
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 2px solid transparent;
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255,107,0,0.15);
}

.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
}

.feature-title {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--gray-900);
}

.feature-desc {
    color: var(--gray-500);
    font-size: 0.85rem;
    line-height: 1.7;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--dark) 100%);
    color: rgba(255,255,255,0.75);
    padding-top: 70px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 50px;
    padding-bottom: 50px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand .nav-logo { margin-bottom: 18px; }

.footer-desc {
    font-size: 0.88rem;
    line-height: 1.85;
    margin-bottom: 25px;
    color: rgba(255,255,255,0.6);
}

.footer-social {
    display: flex;
    gap: 10px;
}

.social-link {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: rgba(255,255,255,0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-3px);
}

.footer-title {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
    letter-spacing: 0.5px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-link {
    color: rgba(255,255,255,0.6);
    font-size: 0.88rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-link:hover {
    color: var(--primary);
    padding-left: 5px;
}

.footer-contact-item {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
    align-items: flex-start;
}

.footer-contact-item i {
    color: var(--primary);
    margin-top: 3px;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.footer-contact-item span {
    font-size: 0.88rem;
    color: rgba(255,255,255,0.65);
    line-height: 1.6;
}

.footer-contact-item a {
    color: rgba(255,255,255,0.65);
}

.footer-contact-item a:hover {
    color: var(--primary);
}

.footer-wa-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: var(--white);
    padding: 10px 20px;
    border-radius: var(--border-radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: 10px;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(37,211,102,0.3);
}

.footer-wa-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(37,211,102,0.4);
}

.footer-bottom {
    padding: 20px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
}

.footer-bottom-text {
    font-size: 0.82rem;
    color: rgba(255,255,255,0.4);
}

/* ============================================================
   PAGE HEADER (for inner pages)
   ============================================================ */
.page-header {
    background: linear-gradient(135deg, var(--secondary), var(--accent-2));
    padding: calc(var(--nav-height) + 40px) 0 50px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 40px;
    background: var(--light);
    clip-path: ellipse(60% 100% at 50% 100%);
}

.page-header-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 12px;
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.6);
}

.breadcrumb a { color: var(--primary); }
.breadcrumb i { font-size: 0.7rem; }

/* ============================================================
   EMPTY STATE
   ============================================================ */
.empty-state {
    text-align: center;
    padding: 80px 20px;
    grid-column: 1 / -1;
}

.empty-state-icon {
    font-size: 4rem;
    color: var(--gray-300);
    margin-bottom: 20px;
}

.empty-state h3 {
    font-size: 1.3rem;
    color: var(--gray-600);
    margin-bottom: 10px;
}

.empty-state p {
    color: var(--gray-400);
    font-size: 0.9rem;
    margin-bottom: 25px;
}

/* ============================================================
   TOAST NOTIFICATIONS
   ============================================================ */
.toast-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 14px 18px;
    box-shadow: var(--shadow-xl);
    min-width: 280px;
    max-width: 360px;
    transform: translateX(100px);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    border-left: 4px solid var(--gray-300);
}

.toast.show {
    transform: translateX(0);
    opacity: 1;
}

.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--danger); }
.toast.warning { border-left-color: var(--warning); }
.toast.info { border-left-color: var(--info); }

.toast-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.toast.success .toast-icon { background: rgba(0,200,83,0.15); color: var(--success); }
.toast.error .toast-icon { background: rgba(244,67,54,0.15); color: var(--danger); }
.toast.warning .toast-icon { background: rgba(255,152,0,0.15); color: var(--warning); }
.toast.info .toast-icon { background: rgba(0,188,212,0.15); color: var(--info); }

.toast-msg {
    font-size: 0.88rem;
    color: var(--gray-800);
    font-weight: 500;
    flex: 1;
}

.toast-close {
    cursor: pointer;
    color: var(--gray-400);
    font-size: 0.85rem;
    transition: var(--transition);
    flex-shrink: 0;
}

.toast-close:hover { color: var(--danger); }

/* ============================================================
   BACK TO TOP
   ============================================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius-full);
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    cursor: pointer;
    box-shadow: var(--shadow-primary);
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 500;
    border: none;
}

.back-to-top.visible {
    opacity: 1;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(255,107,0,0.5);
}

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}



/* ============================================================
   RESPONSIVE - TABLET
   ============================================================ */
@media (max-width: 1024px) {
    .categories-grid { grid-template-columns: repeat(2, 1fr); }
    .products-grid { grid-template-columns: repeat(2, 1fr); }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 35px; }
    .hero-content { gap: 40px; }
    .hero-title { font-size: 2.8rem; }
}

/* ============================================================
   RESPONSIVE - MOBILE
   ============================================================ */
@media (max-width: 768px) {
    :root { --nav-height: 60px; }

    .section { padding: 55px 0; }
    .section-title { font-size: 1.7rem; }

    .nav-links, .nav-actions .btn { display: none; }
    .nav-hamburger { display: flex; }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
        padding: 40px 0 60px;
    }

    .hero-title { font-size: 2.2rem; }
    .hero-desc { margin: 0 auto 30px; }
    .hero-buttons { justify-content: center; }
    .hero-stats { justify-content: center; }
    .hero-visual { margin: 0 auto; max-width: 320px; }
    .hero-img-card:nth-child(1), .hero-img-card:nth-child(3) { transform: none; }

    .categories-grid { grid-template-columns: repeat(2, 1fr); gap: 15px; }
    .category-card { padding: 25px 15px; }
    .category-icon-wrap { width: 60px; height: 60px; font-size: 1.5rem; }

    .products-grid { grid-template-columns: 1fr 1fr; gap: 15px; }

    .filter-section {
        flex-direction: column;
        align-items: stretch;
        padding: 20px;
    }
    .filter-search { min-width: auto; }

    .features-grid { grid-template-columns: 1fr 1fr; gap: 15px; }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    .footer-social { justify-content: center; }
    .footer-links { align-items: center; }
    .footer-contact-item { justify-content: center; }
    .footer-bottom { justify-content: center; text-align: center; }

    .toast-container { bottom: 20px; right: 15px; left: 15px; }
    .toast { min-width: auto; width: 100%; }

    .back-to-top { left: 15px; bottom: 20px; }

    .product-actions { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .products-grid { grid-template-columns: 1fr; }
    .hero-title { font-size: 1.8rem; }
    .hero-image-grid { max-width: 280px; }
}

/* Discount Popup Styles */
.discount-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.7);
    display: flex; align-items: center; justify-content: center;
    z-index: 10000;
    opacity: 0; visibility: hidden;
    transition: all 0.4s ease;
    backdrop-filter: blur(5px);
}
.discount-overlay.show { opacity: 1; visibility: visible; }
.discount-modal {
    background: var(--white);
    width: 90%; max-width: 450px;
    padding: 40px 30px;
    border-radius: var(--border-radius-lg);
    position: relative;
    text-align: center;
    transform: translateY(30px);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}
.discount-overlay.show .discount-modal { transform: translateY(0); }
.discount-close {
    position: absolute;
    top: 15px; right: 15px;
    background: none; border: none;
    font-size: 1.5rem; color: var(--gray-400);
    cursor: pointer; transition: var(--transition);
}
.discount-close:hover { color: var(--danger); transform: rotate(90deg); }
.discount-icon {
    font-size: 3.5rem; color: var(--primary);
    margin-bottom: 20px;
    animation: bounce 2s infinite;
}
.discount-title { font-family: var(--font-heading); font-size: 1.8rem; font-weight: 800; color: var(--secondary); margin-bottom: 10px; }
.discount-text { color: var(--gray-600); margin-bottom: 25px; line-height: 1.6; }
.discount-form { display: flex; flex-direction: column; gap: 15px; }
.discount-input {
    padding: 14px 20px;
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius);
    font-size: 1rem; text-align: center;
    transition: var(--transition);
}
.discount-input:focus { border-color: var(--primary); outline: none; box-shadow: 0 0 0 4px rgba(255,107,0,0.1); }
.discount-btn {
    padding: 14px;
    background: var(--primary);
    color: var(--white);
    border: none; border-radius: var(--border-radius);
    font-weight: 700; font-size: 1rem;
    cursor: pointer; transition: var(--transition);
}
.discount-btn:hover { background: var(--accent-1); transform: translateY(-2px); }
.discount-success { display: none; }
.discount-code-box {
    background: #fff8f0;
    border: 2px dashed var(--primary);
    padding: 20px; border-radius: 12px;
    margin-top: 20px;
}
.discount-code {
    font-family: 'Courier New', monospace;
    font-size: 1.8rem; font-weight: 900;
    color: var(--primary); letter-spacing: 2px;
}
.discount-instruction { font-size: 0.85rem; color: var(--gray-500); margin-top: 15px; }

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {transform: translateY(0);}
    40% {transform: translateY(-15px);}
    60% {transform: translateY(-7px);}
}