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

/* Ensure no gaps between sections */
section {
    margin: 0;
    padding: 0;
}

/* Remove any potential gaps from images and carousel elements */
img {
    margin: 0;
    padding: 0;
    border: none;
    outline: none;
    display: block;
}

/* Ensure carousel elements have no gaps */
.hero-carousel,
.carousel-slide,
.carousel-image,
.carousel-overlay {
    margin: 0;
    padding: 0;
    border: none;
    outline: none;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.7;
    color: var(--text-primary);
    overflow-x: hidden;
    background: var(--bg-primary);
}

/* Color Variables based on KHC Logo */
:root {
    /* KHC Brand Colors */
    --khc-blue: #2563eb;
    --khc-blue-light: #3b82f6;
    --khc-blue-dark: #1d4ed8;
    --khc-orange: #f59e0b;
    --khc-orange-light: #fbbf24;
    --khc-orange-dark: #d97706;
    --khc-red: #dc2626;
    --khc-red-light: #ef4444;
    --khc-red-dark: #b91c1c;
    
    /* Watermark */
    --watermark-opacity: 0.08;
    --watermark-size: 200px;
    
    /* Adjusted tones for harmony */
    --blue-primary: #2563eb;
    --blue-secondary: #3b82f6;
    --blue-accent: #1e40af;
    --orange-primary: #f59e0b;
    --orange-secondary: #fbbf24;
    --orange-accent: #d97706;
    --red-primary: #dc2626;
    --red-secondary: #ef4444;
    --red-accent: #b91c1c;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--blue-primary) 0%, var(--blue-secondary) 100%);
    --gradient-blue: linear-gradient(135deg, var(--blue-primary) 0%, var(--blue-secondary) 100%);
    --gradient-orange: linear-gradient(135deg, var(--orange-primary) 0%, var(--orange-secondary) 100%);
    --gradient-red: linear-gradient(135deg, var(--red-primary) 0%, var(--red-secondary) 100%);
    --gradient-hero: linear-gradient(135deg, var(--blue-primary) 0%, var(--orange-primary) 50%, var(--red-primary) 100%);
    
    /* Soft backgrounds */
    --bg-blue-soft: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, rgba(59, 130, 246, 0.05) 100%);
    --bg-orange-soft: linear-gradient(135deg, rgba(245, 158, 11, 0.05) 0%, rgba(251, 191, 36, 0.05) 100%);
    --bg-red-soft: linear-gradient(135deg, rgba(220, 38, 38, 0.05) 0%, rgba(239, 68, 68, 0.05) 100%);
    
    /* Text colors */
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
    
    /* Background colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    
    /* Border colors */
    --border-color: #e5e7eb;
    --border-light: #f3f4f6;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #1f2937 0%, #374151 100%);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    transition: all 0.3s ease;
}

.header.scrolled {
    background: linear-gradient(135deg, #1f2937 0%, #374151 100%);
    box-shadow: var(--shadow-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.nav {
    padding: 1.2rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-img {
    height: 60px;
    width: auto;
    max-width: 250px;
    transition: transform 0.3s ease;
}

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

.footer-logo-img {
    height: 50px;
    width: auto;
    max-width: 200px;
    margin-bottom: 1rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    font-size: 1.1rem;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-menu a:hover {
    color: #60a5fa;
    background: rgba(96, 165, 250, 0.15);
    transform: translateY(-1px);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 100%);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-menu a:hover::after {
    width: 80%;
}

/* Active navigation link */
.nav-menu a.active {
    color: #60a5fa;
    background: rgba(96, 165, 250, 0.2);
}

.nav-menu a.active::after {
    width: 80%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: rgba(255, 255, 255, 0.9);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 120px 0 0;
    margin: 0;
    color: white;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    border: none;
    outline: none;
}

/* Hero Carousel */
.hero-carousel {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    margin: 0;
    padding: 0;
    border: none;
    outline: none;
}

.carousel-slide.active {
    opacity: 1;
}

.carousel-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    margin: 0;
    padding: 0;
    border: none;
    outline: none;
    display: block;
}

.carousel-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.4) 0%, rgba(0, 0, 0, 0.6) 100%);
    z-index: 2;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.2;
    z-index: 1;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
    z-index: 3;
    min-height: 100vh;
    padding-top: 120px;
    padding-bottom: 80px;
}

/* Carousel Indicators */
.carousel-indicators {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 4;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.indicator.active {
    background: rgba(255, 255, 255, 1);
    transform: scale(1.2);
}

.indicator:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: scale(1.1);
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.highlight {
    color: #ffffff;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

.hero-description {
    font-size: 1.3rem;
    margin-bottom: 3rem;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
}

.btn {
    display: inline-block;
    padding: 16px 32px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1.1rem;
    min-width: 160px;
    text-align: center;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

.hero-graphic {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.graphic-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 16px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: transform 0.3s ease;
}

.graphic-card:hover {
    transform: translateY(-5px);
}

.graphic-card i {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--khc-orange);
}

.graphic-card span {
    font-size: 1.1rem;
    font-weight: 600;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
    position: relative;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--gradient-blue);
    border-radius: 2px;
}

.section-header p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Section-specific header colors */
.services .section-header h2::after {
    background: var(--gradient-orange);
}

.benefits .section-header h2::after {
    background: var(--gradient-red);
}

.features .section-header h2::after {
    background: var(--gradient-blue);
}

.contact .section-header h2::after {
    background: var(--gradient-orange);
}

/* About Section - Blue Theme */
.about {
    padding: 0;
    margin: 0;
    background: var(--bg-blue-soft);
    position: relative;
    overflow: hidden;
}

.about .container {
    padding: 80px 20px;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(37, 99, 235, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
        linear-gradient(135deg, rgba(37, 99, 235, 0.08) 0%, rgba(59, 130, 246, 0.08) 100%);
    pointer-events: none;
    z-index: 1;
}

.about::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 2px,
            rgba(37, 99, 235, 0.03) 2px,
            rgba(37, 99, 235, 0.03) 4px
        );
    animation: float 20s ease-in-out infinite;
    pointer-events: none;
    z-index: 1;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translate(-20px, -20px) rotate(180deg); }
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.about-text h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: #1f2937;
}

.about-text p {
    font-size: 1.1rem;
    color: #6b7280;
    margin-bottom: 2rem;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.stat {
    text-align: center;
}

.stat h4 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--khc-blue);
    margin-bottom: 0.5rem;
}

.stat p {
    color: #6b7280;
    font-weight: 500;
}

.about-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-placeholder {
    width: 300px;
    height: 300px;
    background: var(--khc-gradient);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.image-placeholder i {
    font-size: 4rem;
}

/* Services Section */
/* Services Section - Orange Theme */
.services {
    padding: 80px 0;
    background: var(--bg-orange-soft);
    position: relative;
    overflow: hidden;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 70%, rgba(245, 158, 11, 0.12) 0%, transparent 50%),
        radial-gradient(circle at 70% 30%, rgba(251, 191, 36, 0.12) 0%, transparent 50%),
        linear-gradient(135deg, rgba(245, 158, 11, 0.06) 0%, rgba(251, 191, 36, 0.06) 100%);
    pointer-events: none;
    z-index: 1;
}

.services::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(30deg, rgba(245, 158, 11, 0.04) 12%, transparent 12.5%, transparent 87%, rgba(245, 158, 11, 0.04) 87.5%, rgba(245, 158, 11, 0.04) 100%),
        linear-gradient(150deg, rgba(251, 191, 36, 0.04) 12%, transparent 12.5%, transparent 87%, rgba(251, 191, 36, 0.04) 87.5%, rgba(251, 191, 36, 0.04) 100%);
    background-size: 60px 60px;
    animation: geometricMove 25s linear infinite;
    pointer-events: none;
    z-index: 1;
}

@keyframes geometricMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(60px, 60px); }
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    position: relative;
    z-index: 2;
}

.service-card {
    background: var(--bg-primary);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-orange);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-orange);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-md);
}

.service-icon i {
    font-size: 1.5rem;
    color: white;
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.service-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.service-features {
    list-style: none;
}

.service-features li {
    padding: 0.5rem 0;
    color: #6b7280;
    position: relative;
    padding-left: 1.5rem;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #10b981;
    font-weight: bold;
}

/* Benefits Section */
/* Benefits Section - Red Theme */
.benefits {
    padding: 80px 0;
    background: var(--bg-red-soft);
    position: relative;
    overflow: hidden;
}

.benefits::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 25% 25%, rgba(220, 38, 38, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(239, 68, 68, 0.1) 0%, transparent 50%),
        linear-gradient(135deg, rgba(220, 38, 38, 0.05) 0%, rgba(239, 68, 68, 0.05) 100%);
    pointer-events: none;
    z-index: 1;
}

.benefits::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        conic-gradient(from 0deg at 20% 20%, rgba(220, 38, 38, 0.03) 0deg, transparent 60deg, rgba(239, 68, 68, 0.03) 120deg, transparent 180deg, rgba(220, 38, 38, 0.03) 240deg, transparent 300deg, rgba(239, 68, 68, 0.03) 360deg),
        conic-gradient(from 180deg at 80% 80%, rgba(239, 68, 68, 0.03) 0deg, transparent 60deg, rgba(220, 38, 38, 0.03) 120deg, transparent 180deg, rgba(239, 68, 68, 0.03) 240deg, transparent 300deg, rgba(220, 38, 38, 0.03) 360deg);
    animation: rotate 30s linear infinite;
    pointer-events: none;
    z-index: 1;
}

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

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    position: relative;
    z-index: 2;
}

.benefit-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.benefit-item:hover {
    transform: translateY(-3px);
}

.benefit-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-red);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    box-shadow: var(--shadow-md);
}

.benefit-icon i {
    font-size: 2rem;
    color: white;
}

.benefit-item h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1f2937;
}

.benefit-item p {
    color: #6b7280;
    line-height: 1.6;
}

/* Features Section - Blue Theme */
.features {
    padding: 80px 0;
    background: var(--bg-blue-soft);
    position: relative;
    overflow: hidden;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 40% 60%, rgba(37, 99, 235, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 60% 40%, rgba(59, 130, 246, 0.08) 0%, transparent 50%),
        linear-gradient(135deg, rgba(37, 99, 235, 0.04) 0%, rgba(59, 130, 246, 0.04) 100%);
    pointer-events: none;
    z-index: 1;
}

.features::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(37, 99, 235, 0.02) 2px,
            rgba(37, 99, 235, 0.02) 4px
        ),
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 2px,
            rgba(59, 130, 246, 0.02) 2px,
            rgba(59, 130, 246, 0.02) 4px
        );
    background-size: 40px 40px;
    animation: gridMove 35s linear infinite;
    pointer-events: none;
    z-index: 1;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(40px, 40px); }
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    position: relative;
    z-index: 2;
}

.feature-card {
    background: white;
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-blue);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-blue);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-md);
}

.feature-icon i {
    font-size: 1.5rem;
    color: white;
}

.feature-card h4 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    padding: 0.5rem 0;
    color: #6b7280;
    position: relative;
    padding-left: 1.5rem;
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #10b981;
    font-weight: bold;
}

/* Contact Section */
/* Contact Section - Orange Theme */
.contact {
    padding: 80px 0;
    background: var(--bg-orange-soft);
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 15% 85%, rgba(245, 158, 11, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 85% 15%, rgba(251, 191, 36, 0.1) 0%, transparent 50%),
        linear-gradient(135deg, rgba(245, 158, 11, 0.05) 0%, rgba(251, 191, 36, 0.05) 100%);
    pointer-events: none;
    z-index: 1;
}

.contact::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        conic-gradient(from 45deg at 25% 25%, rgba(245, 158, 11, 0.02) 0deg, transparent 90deg, rgba(251, 191, 36, 0.02) 180deg, transparent 270deg),
        conic-gradient(from 225deg at 75% 75%, rgba(251, 191, 36, 0.02) 0deg, transparent 90deg, rgba(245, 158, 11, 0.02) 180deg, transparent 270deg);
    animation: pulse 20s ease-in-out infinite;
    pointer-events: none;
    z-index: 1;
}

@keyframes pulse {
    0%, 100% { 
        opacity: 0.3;
        transform: scale(1);
    }
    50% { 
        opacity: 0.6;
        transform: scale(1.05);
    }
}

/* Watermark Logo - Similar to index_sample.html */
.watermark {
    position: absolute;
    inset: auto 0 0 0;
    height: 220px;
    opacity: 0.05;
    pointer-events: none;
    z-index: 0;
    background-image: url('./logo.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
    transform: translateY(30px);
}

/* Section-specific watermark variations */
.about .watermark {
    opacity: 0.08;
    height: 200px;
}

.services .watermark {
    opacity: 0.06;
    height: 240px;
}

.benefits .watermark {
    opacity: 0.05;
    height: 220px;
}

.features .watermark {
    opacity: 0.04;
    height: 180px;
}

.contact .watermark {
    opacity: 0.08;
    height: 200px;
}


.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    position: relative;
    z-index: 2;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 2rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-orange);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    box-shadow: var(--shadow-md);
}

.contact-icon i {
    color: white;
    font-size: 1.2rem;
}

.contact-details h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.contact-details p {
    color: #6b7280;
}

.contact-form {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--khc-blue);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* Form Button Specific Styles */
.contact-form .btn-primary {
    background: var(--gradient-primary);
    color: white;
    border: none;
    padding: 16px 32px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    width: 100%;
    margin-top: 1rem;
}

.contact-form .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--blue-secondary) 0%, var(--blue-primary) 100%);
}

.contact-form .btn-primary:active {
    transform: translateY(0);
    box-shadow: var(--shadow-md);
}

/* Footer */
.footer {
    background: linear-gradient(135deg, #1f2937 0%, #374151 100%);
    color: white;
    padding: 60px 0 20px;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="footer-grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.05)"/></pattern></defs><rect width="100" height="100" fill="url(%23footer-grain)"/></svg>');
    opacity: 0.3;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
    position: relative;
    z-index: 2;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: white;
}

.footer-section p {
    color: #9ca3af;
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: white;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.social-links a:hover {
    background: var(--gradient-primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 2rem;
    text-align: center;
    color: #9ca3af;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        padding: 0 1.5rem;
    }
    
    .nav {
        padding: 1rem 0;
    }
    
    .logo-img {
        height: 50px;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: linear-gradient(135deg, #1f2937 0%, #374151 100%);
        backdrop-filter: blur(20px);
        width: 100%;
        text-align: center;
        transition: all 0.3s ease;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.3);
        padding: 2rem 0;
        gap: 1rem;
    }

    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu a {
        padding: 1rem;
        text-align: center;
        border-radius: 12px;
        font-size: 1.1rem;
        margin: 0 1rem;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-container {
        text-align: center;
    }

    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-description {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    
    .btn {
        width: 100%;
        max-width: 280px;
    }

    .about-content {
        grid-template-columns: 1fr;
    }

    .stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

    .hero-buttons {
        justify-content: center;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .benefits-grid {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .container {
        padding: 0 15px;
    }

    .service-card,
    .benefit-item,
    .feature-card {
        padding: 1.5rem;
    }
}

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

.service-card,
.benefit-item,
.feature-card {
    animation: fadeInUp 0.6s ease-out;
}

/* Smooth scrolling for anchor links */
html {
    scroll-behavior: smooth;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--khc-blue);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--khc-blue-dark);
}