/* Modern Minimal Design System with Animations */
:root {
    /* Color System */
    --primary: #2c3e50;
    --accent: #4ECDC4;
    --accent-light: #a8e6cf;
    --dark: #1a252f;
    --light: #f8fafc;
    --white: #ffffff;
    --gray-100: #f7fafc;
    --gray-200: #edf2f7;
    --gray-300: #e2e8f0;
    --gray-400: #cbd5e0;
    --gray-500: #a0aec0;
    --gray-600: #718096;
    --gray-700: #4a5568;
    --gray-800: #2d3748;
    --gray-900: #1a202c;
    
    /* Typography Scale */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 3.75rem;
    --text-7xl: 4.5rem;
    
    /* Spacing Scale */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-32: 8rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset and Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--gray-800);
    background: var(--white);
    overflow-x: hidden;
}

/* Page Loading Animation */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
    visibility: visible;
    transition: all 0.5s ease-out;
}

.loading-overlay.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loading-content {
    text-align: center;
    color: var(--white);
    animation: loadingEntrance 1s ease-out;
}

@keyframes loadingEntrance {
    0% {
        opacity: 0;
        transform: translateY(30px) scale(0.9);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.loading-logo {
    margin-bottom: var(--space-6);
    animation: logoSpinIn 1.5s ease-out;
}

@keyframes logoSpinIn {
    0% {
        opacity: 0;
        transform: rotate(-180deg) scale(0.5);
    }
    60% {
        opacity: 0.8;
        transform: rotate(20deg) scale(1.1);
    }
    100% {
        opacity: 1;
        transform: rotate(0deg) scale(1);
    }
}

.loading-logo-img {
    height: 80px;
    width: auto;
    animation: logoFloat 2s ease-in-out infinite;
}

.loading-text h2 {
    font-size: var(--text-4xl);
    font-weight: 700;
    margin-bottom: var(--space-2);
    background: linear-gradient(135deg, var(--white) 0%, rgba(255,255,255,0.8) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: textShimmer 2s ease-in-out infinite;
}

@keyframes textShimmer {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.8;
    }
}

.loading-text p {
    font-size: var(--text-lg);
    opacity: 0.9;
    margin-bottom: var(--space-8);
    animation: fadeInUp 1s ease-out 0.5s both;
}

.loading-spinner {
    display: flex;
    justify-content: center;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top: 3px solid var(--white);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.page-loaded .loading-overlay {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    color: var(--primary);
}

/* Floating Background Elements */
.floating-bg {
    position: fixed;
    pointer-events: none;
    z-index: -1;
}

.floating-circle {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    opacity: 0.05;
    animation: float 6s ease-in-out infinite;
}

.floating-circle:nth-child(1) {
    width: 200px;
    height: 200px;
    top: 10%;
    left: -5%;
    animation-delay: 0s;
}

.floating-circle:nth-child(2) {
    width: 150px;
    height: 150px;
    top: 50%;
    right: -3%;
    animation-delay: 2s;
}

.floating-circle:nth-child(3) {
    width: 100px;
    height: 100px;
    bottom: 20%;
    left: 10%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) translateX(0px) scale(1);
    }
    33% {
        transform: translateY(-20px) translateX(10px) scale(1.05);
    }
    66% {
        transform: translateY(10px) translateX(-5px) scale(0.95);
    }
}

/* Header - Animated & Clean */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    z-index: 1000;
    transition: var(--transition);
    animation: slideDown 0.8s ease-out;
}

@keyframes slideDown {
    0% {
        transform: translateY(-100%);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(25px);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo-img {
    height: 50px;
    width: auto;
    transition: var(--transition);
    animation: logoEntrance 1s ease-out 0.5s both;
}

@keyframes logoEntrance {
    0% {
        opacity: 0;
        transform: translateX(-30px) scale(0.8);
    }
    100% {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

.logo-img:hover {
    transform: scale(1.05) rotate(2deg);
}

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--space-8);
}

.nav-list li {
    animation: navItemSlideIn 0.6s ease-out both;
}

.nav-list li:nth-child(1) { animation-delay: 0.8s; }
.nav-list li:nth-child(2) { animation-delay: 1s; }
.nav-list li:nth-child(3) { animation-delay: 1.2s; }
.nav-list li:nth-child(4) { animation-delay: 1.4s; }

@keyframes navItemSlideIn {
    0% {
        opacity: 0;
        transform: translateY(-20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.nav-list a {
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 500;
    font-size: var(--text-base);
    transition: var(--transition);
    position: relative;
    padding: var(--space-2) 0;
}

.nav-list a:hover,
.nav-list a.active {
    color: var(--accent);
    transform: translateY(-2px);
}

.nav-list a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 50%;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
    transition: var(--transition);
    border-radius: 1px;
}

.nav-list a:hover::after,
.nav-list a.active::after {
    width: 100%;
    left: 0;
}

/* Main Content */
.main {
    margin-top: 80px;
}

/* Hero Section - Animated & Clean */
.hero-section {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--light) 0%, var(--white) 100%);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 60%;
    height: 100%;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
    opacity: 0.05;
    border-radius: 0 0 0 100px;
    animation: heroBackground 1.5s ease-out 0.2s forwards;
}

@keyframes heroBackground {
    0% {
        transform: translateX(100%);
        opacity: 0;
    }
    100% {
        transform: translateX(0);
        opacity: 0.05;
    }
}

.hero-section::after {
    content: '';
    position: absolute;
    top: 20%;
    left: 10%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(78, 205, 196, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: heroGlow 4s ease-in-out infinite;
}

@keyframes heroGlow {
    0%, 100% {
        transform: scale(1) translate(0, 0);
        opacity: 0.3;
    }
    50% {
        transform: scale(1.2) translate(20px, -10px);
        opacity: 0.6;
    }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
    width: 100%;
    padding: var(--space-20) 0;
    position: relative;
    z-index: 2;
}

.hero-text {
    opacity: 1;
    animation: heroTextSlideIn 1s ease-out 0.3s forwards;
}

@keyframes heroTextSlideIn {
    0% {
        opacity: 0.3;
        transform: translateX(-30px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-title {
    font-size: var(--text-6xl);
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--space-6);
    line-height: 1.1;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: titleGlow 3s ease-in-out infinite;
}

@keyframes titleGlow {
    0%, 100% {
        filter: drop-shadow(0 0 0px rgba(78, 205, 196, 0));
    }
    50% {
        filter: drop-shadow(0 0 20px rgba(78, 205, 196, 0.3));
    }
}

.hero-subtitle {
    font-size: var(--text-xl);
    color: var(--gray-600);
    margin-bottom: var(--space-8);
    font-weight: 400;
    opacity: 1;
    animation: fadeInUp 0.8s ease-out 0.5s forwards;
}

.hero-description {
    font-size: var(--text-lg);
    color: var(--gray-600);
    margin-bottom: var(--space-10);
    line-height: 1.7;
    opacity: 1;
    animation: fadeInUp 0.8s ease-out 0.7s forwards;
}

@keyframes fadeInUp {
    0% {
        opacity: 0.3;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-cta {
    display: flex;
    gap: var(--space-4);
    align-items: center;
    opacity: 1;
    animation: fadeInUp 0.8s ease-out 0.9s forwards;
}

.btn {
    padding: var(--space-4) var(--space-8);
    border-radius: var(--radius-lg);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: var(--text-base);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, #45b7b8 100%);
    color: var(--white);
    box-shadow: var(--shadow-md);
    transform: translateY(0);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-xl);
    background: linear-gradient(135deg, #45b7b8 0%, var(--accent) 100%);
}

.btn-secondary {
    background: transparent;
    color: var(--gray-700);
    border: 2px solid var(--gray-300);
}

.btn-secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
    background: rgba(78, 205, 196, 0.05);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    opacity: 1;
    z-index: 3;
    animation: logoShowcaseEntrance 1.2s ease-out 0.5s forwards;
}

@keyframes logoShowcaseEntrance {
    0% {
        opacity: 0.3;
        transform: translateX(30px) scale(0.95);
    }
    100% {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

.logo-showcase {
    max-width: 600px;
    width: 100%;
    filter: drop-shadow(var(--shadow-xl));
    transition: var(--transition-slow);
    animation: logoFloat 6s ease-in-out infinite;
    opacity: 1;
    transform: scale(1);
}

@keyframes logoFloat {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    25% {
        transform: translateY(-10px) rotate(1deg);
    }
    50% {
        transform: translateY(-20px) rotate(0deg);
    }
    75% {
        transform: translateY(-5px) rotate(-1deg);
    }
}

.logo-showcase:hover {
    transform: scale(1.05) rotate(2deg);
    filter: drop-shadow(0 30px 50px rgba(78, 205, 196, 0.3));
}

/* Scroll Indicator */
.scroll-indicator {
    position: fixed;
    top: 0;
    left: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
    z-index: 1001;
    transform-origin: left;
    transition: var(--transition-fast);
}

/* Products Section - Animated Grid */
.products-section {
    padding: var(--space-32) 0;
    background: var(--white);
    position: relative;
    overflow: hidden;
}

.products-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(78, 205, 196, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(78, 205, 196, 0.03) 0%, transparent 50%);
    animation: backgroundShift 10s ease-in-out infinite;
}

@keyframes backgroundShift {
    0%, 100% {
        transform: translateX(0);
    }
    50% {
        transform: translateX(20px);
    }
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-20);
    opacity: 1;
    animation: sectionHeaderFadeIn 0.8s ease-out forwards;
}

@keyframes sectionHeaderFadeIn {
    0% {
        opacity: 0.5;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.section-visible .section-header {
    animation-delay: 0.2s;
}

.section-title {
    font-size: var(--text-5xl);
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--space-4);
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: var(--text-xl);
    color: var(--gray-600);
    font-weight: 400;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-8);
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    text-align: center;
    border: 1px solid var(--gray-200);
    transition: var(--transition-slow);
    opacity: 1;
    transform: translateY(0);
    animation: cardSlideUp 0.8s ease-out forwards;
    position: relative;
    overflow: hidden;
}

@keyframes cardSlideUp {
    0% {
        opacity: 0.3;
        transform: translateY(20px) scale(0.98);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.section-visible .product-card:nth-child(1) { animation-delay: 0.4s; }
.section-visible .product-card:nth-child(2) { animation-delay: 0.6s; }
.section-visible .product-card:nth-child(3) { animation-delay: 0.8s; }
.section-visible .product-card:nth-child(4) { animation-delay: 1s; }

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(78, 205, 196, 0.1), transparent);
    transition: var(--transition-slow);
}

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

.product-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 
        var(--shadow-xl),
        0 0 0 1px var(--accent);
    border-color: var(--accent);
}

.product-image {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-6);
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
}

.product-image::before {
    content: '';
    position: absolute;
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    opacity: 0.1;
    border-radius: 50%;
    transition: var(--transition);
    animation: imageGlow 3s ease-in-out infinite;
}

@keyframes imageGlow {
    0%, 100% {
        transform: scale(1);
        opacity: 0.1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.2;
    }
}

.product-card:hover .product-image::before {
    opacity: 0.3;
    transform: scale(1.3);
}

.product-img {
    height: 180px;
    width: auto;
    object-fit: contain;
    transition: var(--transition);
    animation: productFloat 4s ease-in-out infinite;
}

@keyframes productFloat {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-8px) rotate(2deg);
    }
}

.product-card:hover .product-img {
    transform: scale(1.15) rotate(5deg);
    filter: drop-shadow(0 10px 30px rgba(78, 205, 196, 0.3));
}

.product-name {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--primary);
    margin-bottom: var(--space-2);
    transition: var(--transition);
}

.product-card:hover .product-name {
    color: var(--accent);
    transform: scale(1.05);
}

.product-desc {
    color: var(--gray-600);
    font-size: var(--text-base);
    transition: var(--transition);
}

.product-card:hover .product-desc {
    color: var(--gray-700);
}

/* Bulk Section - Animated Layout */
.bulk-section {
    padding: var(--space-12) 0;
    background: linear-gradient(135deg, var(--gray-100) 0%, var(--white) 100%);
    position: relative;
    overflow: hidden;
}

.bulk-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(78, 205, 196, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    animation: bulkBackground 8s ease-in-out infinite;
}

@keyframes bulkBackground {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(-50px, 20px) scale(1.1);
    }
}

.bulk-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

.bulk-info {
    opacity: 1;
    transform: translateX(0);
    animation: bulkInfoSlideIn 0.8s ease-out forwards;
}

@keyframes bulkInfoSlideIn {
    0% {
        opacity: 0.3;
        transform: translateX(-20px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

.section-visible .bulk-info {
    animation-delay: 0.3s;
}

.bulk-info h2 {
    font-size: var(--text-5xl);
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--space-6);
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: titlePulse 3s ease-in-out infinite;
}

@keyframes titlePulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.02);
    }
}

.bulk-stats {
    background: var(--white);
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    margin-bottom: var(--space-8);
    position: relative;
    overflow: hidden;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.bulk-stats::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
    border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
}

.bulk-stats:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.stat-highlight {
    font-size: var(--text-6xl);
    font-weight: 900;
    color: var(--accent);
    line-height: 1;
    margin-bottom: var(--space-2);
    animation: counterUp 2s ease-out;
}

@keyframes counterUp {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    50% {
        transform: scale(1.2);
        opacity: 0.8;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.stat-label {
    font-size: var(--text-lg);
    color: var(--gray-600);
    font-weight: 500;
    margin-bottom: var(--space-6);
}

.breakdown-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

.breakdown-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    background: var(--gray-100);
    border-radius: var(--radius);
    transition: var(--transition);
    opacity: 1;
    transform: translateX(0);
    animation: breakdownSlideIn 0.6s ease-out forwards;
}

.breakdown-item:nth-child(1) { animation-delay: 0.8s; }
.breakdown-item:nth-child(2) { animation-delay: 1s; }
.breakdown-item:nth-child(3) { animation-delay: 1.2s; }
.breakdown-item:nth-child(4) { animation-delay: 1.4s; }

@keyframes breakdownSlideIn {
    0% {
        opacity: 0.4;
        transform: translateX(-10px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

.breakdown-item:hover {
    background: var(--accent);
    color: var(--white);
    transform: translateX(5px) scale(1.02);
}

.breakdown-number {
    font-weight: 700;
    color: var(--accent);
    font-size: var(--text-lg);
    transition: var(--transition);
}

.breakdown-item:hover .breakdown-number {
    color: var(--white);
}

.bulk-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 1;
    transform: translateX(0);
    animation: bulkVisualSlideIn 0.8s ease-out forwards;
}

@keyframes bulkVisualSlideIn {
    0% {
        opacity: 0.3;
        transform: translateX(20px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

.section-visible .bulk-visual {
    animation-delay: 0.5s;
}

.bulk-image {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(var(--shadow-xl));
    transition: var(--transition-slow);
    animation: bulkFloat 6s ease-in-out infinite;
}

@keyframes bulkFloat {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    33% {
        transform: translateY(-15px) rotate(1deg);
    }
    66% {
        transform: translateY(-5px) rotate(-1deg);
    }
}

.bulk-image:hover {
    transform: scale(1.05) rotate(2deg);
    filter: drop-shadow(0 30px 60px rgba(78, 205, 196, 0.3));
}

/* Contact Section - Animated Cards */
.contact-section {
    padding: var(--space-32) 0;
    background: var(--white);
    position: relative;
    overflow: hidden;
}

.contact-section::before {
    content: '';
    position: absolute;
    bottom: -50%;
    left: -20%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(78, 205, 196, 0.04) 0%, transparent 70%);
    border-radius: 50%;
    animation: contactBackground 10s ease-in-out infinite;
}

@keyframes contactBackground {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(30px, -20px) scale(1.2);
    }
}

.contact-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-16);
}

.contact-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    box-shadow: var(--shadow-md);
    opacity: 1;
    transform: translateY(0);
    animation: contactCardSlideUp 0.8s ease-out forwards;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

@keyframes contactCardSlideUp {
    0% {
        opacity: 0.3;
        transform: translateY(20px) scale(0.98);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.section-visible .contact-card {
    animation-delay: 0.3s;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
    border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
}

.contact-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent);
}

.company-name {
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--space-8);
    text-align: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: companyNamePulse 3s ease-in-out infinite;
}

@keyframes companyNamePulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.02);
    }
}

.contact-items {
    display: grid;
    gap: var(--space-6);
}

.contact-item {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    opacity: 1;
    transform: translateX(0);
    animation: contactItemSlideIn 0.6s ease-out forwards;
}

.contact-item:nth-child(1) { animation-delay: 0.6s; }
.contact-item:nth-child(2) { animation-delay: 0.8s; }
.contact-item:nth-child(3) { animation-delay: 1s; }
.contact-item:nth-child(4) { animation-delay: 1.2s; }

@keyframes contactItemSlideIn {
    0% {
        opacity: 0.4;
        transform: translateX(-10px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

.contact-item:hover {
    background: var(--gray-100);
    transform: translateX(8px) scale(1.02);
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-xl);
    flex-shrink: 0;
    color: var(--white);
    transition: var(--transition);
    animation: iconFloat 3s ease-in-out infinite;
}

@keyframes iconFloat {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-3px) rotate(2deg);
    }
}

.contact-item:hover .contact-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--shadow-lg);
}

.contact-details h4 {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--primary);
    margin-bottom: var(--space-1);
    transition: var(--transition);
}

.contact-item:hover .contact-details h4 {
    color: var(--accent);
}

.contact-details p {
    color: var(--gray-600);
    font-size: var(--text-base);
    transition: var(--transition);
}

.contact-item:hover .contact-details p {
    color: var(--gray-700);
}

.contact-map-container {
    margin-top: 1.5rem;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    border: 1px solid #e2e8f0;
}

.contact-map-container iframe {
    display: block;
    width: 100%;
}

.delivery-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-8);
    opacity: 1;
    transform: translateY(0);
    animation: deliverySlideUp 0.8s ease-out forwards;
}

@keyframes deliverySlideUp {
    0% {
        opacity: 0.3;
        transform: translateY(20px) scale(0.98);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.section-visible .delivery-visual {
    animation-delay: 0.5s;
}

.delivery-image {
    max-width: 100%;
    height: auto;
    margin-bottom: var(--space-6);
    transition: var(--transition-slow);
    animation: truckMove 8s ease-in-out infinite;
}

@keyframes truckMove {
    0%, 100% {
        transform: translateX(0) rotate(0deg);
    }
    25% {
        transform: translateX(10px) rotate(1deg);
    }
    50% {
        transform: translateX(20px) rotate(0deg);
    }
    75% {
        transform: translateX(10px) rotate(-1deg);
    }
}

.delivery-image:hover {
    transform: scale(1.05) rotate(2deg);
    filter: drop-shadow(0 20px 40px rgba(78, 205, 196, 0.2));
}

.delivery-text h4 {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--primary);
    margin-bottom: var(--space-2);
    animation: deliveryTextGlow 3s ease-in-out infinite;
}

@keyframes deliveryTextGlow {
    0%, 100% {
        text-shadow: none;
    }
    50% {
        text-shadow: 0 0 10px rgba(78, 205, 196, 0.3);
    }
}

.delivery-text p {
    color: var(--gray-600);
}

/* Footer - Simple with Animation */
.footer {
    background: var(--gray-900);
    color: var(--white);
    padding: var(--space-12) 0;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light), var(--accent));
    animation: footerGlow 3s ease-in-out infinite;
}

@keyframes footerGlow {
    0%, 100% {
        opacity: 0.5;
        transform: scaleX(1);
    }
    50% {
        opacity: 1;
        transform: scaleX(1.1);
    }
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-4);
    animation: footerSlideUp 0.8s ease-out;
}

@keyframes footerSlideUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.footer-logo-img {
    width: 180px;
    filter: brightness(1.2) contrast(1.1);
    transition: var(--transition);
    animation: logoFooterFloat 4s ease-in-out infinite;
}

@keyframes logoFooterFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

.footer-logo-img:hover {
    transform: scale(1.1) rotate(2deg);
}

.footer-text {
    color: var(--gray-400);
    font-size: var(--text-sm);
    transition: var(--transition);
}

.footer-text:hover {
    color: var(--gray-300);
}

.footer-brand {
    color: var(--accent);
    font-weight: 600;
    animation: brandGlow 2s ease-in-out infinite;
}

@keyframes brandGlow {
    0%, 100% {
        text-shadow: none;
    }
    50% {
        text-shadow: 0 0 10px rgba(78, 205, 196, 0.5);
    }
}

/* Mobile Menu with Animation */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: var(--text-2xl);
    color: var(--gray-700);
    cursor: pointer;
    transition: var(--transition);
    padding: var(--space-2);
    border-radius: var(--radius);
}

.mobile-menu-btn:hover {
    color: var(--accent);
    background: rgba(78, 205, 196, 0.1);
    transform: scale(1.1) rotate(90deg);
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-4);
    }

    .mobile-menu-btn {
        display: block;
    }

    .nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        border: 1px solid var(--gray-200);
        border-radius: 0 0 var(--radius-lg) var(--radius-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        box-shadow: var(--shadow-lg);
    }

    .nav.mobile-menu-open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
        animation: mobileMenuSlideDown 0.3s ease-out;
    }

    @keyframes mobileMenuSlideDown {
        0% {
            transform: translateY(-20px);
            opacity: 0;
        }
        100% {
            transform: translateY(0);
            opacity: 1;
        }
    }

    .nav-list {
        flex-direction: column;
        gap: 0;
        padding: var(--space-4) 0;
    }

    .nav-list a {
        display: block;
        padding: var(--space-4) var(--space-6);
        border-bottom: 1px solid var(--gray-200);
        transition: var(--transition);
    }

    .nav-list a:hover {
        background: rgba(78, 205, 196, 0.1);
        padding-left: var(--space-8);
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--space-12);
        text-align: center;
    }

    .hero-visual {
        order: 1;
        opacity: 1;
        display: flex;
    }

    .hero-title {
        font-size: var(--text-4xl);
    }

    .hero-subtitle {
        font-size: var(--text-lg);
    }

    .hero-cta {
        justify-content: center;
        flex-direction: column;
        gap: var(--space-3);
    }

    .section-title {
        font-size: var(--text-4xl);
    }

    .products-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    .bulk-content {
        grid-template-columns: 1fr;
        gap: var(--space-12);
        text-align: center;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--space-12);
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: var(--space-4);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: var(--text-3xl);
    }

    .section-title {
        font-size: var(--text-3xl);
    }

    .product-card {
        padding: var(--space-6);
    }

    .bulk-stats {
        padding: var(--space-6);
    }

    .contact-card {
        padding: var(--space-6);
    }

    .btn {
        width: 100%;
        text-align: center;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Prefers Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}