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

:root {
    /* Color Scheme based on Washlab logo */
    --primary-blue: #4A90E2;
    --secondary-blue: #7BB3F0;
    --light-blue: #A8D0FF;
    --dark-blue: #2C5282;
    --gradient-primary: linear-gradient(135deg, #4A90E2 0%, #7BB3F0 50%, #A8D0FF 100%);
    --gradient-secondary: linear-gradient(135deg, #2C5282 0%, #4A90E2 100%);
    --gradient-light: linear-gradient(135deg, #A8D0FF 0%, #E6F3FF 100%);
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --light-gray: #F8FAFC;
    --gray: #64748B;
    --dark-gray: #334155;
    --black: #0F172A;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
    /* 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);
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--white);
    overflow-x: hidden;
    /* Performance optimizations */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeSpeed;
}

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

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(74, 144, 226, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    text-decoration: none;
}

.logo-image {
    height: 40px;
    width: auto;
    object-fit: contain;
    transition: all 0.3s ease;
}

.logo-icon {
    width: 40px;
    height: 40px;
    position: relative;
}

.spiral {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: var(--gradient-primary);
    position: relative;
    animation: rotate 12s linear infinite;
    display: flex;
    align-items: center;
    justify-content: center;
    will-change: transform;
}

.spiral::before {
    content: '';
    position: absolute;
    width: 70%;
    height: 70%;
    border-radius: 50%;
    background: var(--gradient-secondary);
    animation: rotate 10s linear infinite reverse;
    will-change: transform;
}

.water-drop {
    width: 12px;
    height: 16px;
    background: var(--white);
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    position: relative;
    z-index: 2;
    animation: float 4s ease-in-out infinite;
    will-change: transform;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-2px); }
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-link {
    text-decoration: none;
    color: var(--dark-gray);
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-blue);
    transition: all 0.3s ease;
    border-radius: 2px;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    background-image: url('WhatsApp Image 2025-09-24 at 13.02.12.jpeg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1;
}

.hero-content {
    width: 100%;
    height: 100vh;
    padding: var(--spacing-2xl) var(--spacing-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    z-index: 2;
}

.hero-title {
    margin-bottom: var(--spacing-md);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-logo {
    height: 80px;
    width: auto;
    object-fit: contain;
    margin-bottom: var(--spacing-sm);
}

.spiral-emoji {
    font-size: var(--font-size-4xl);
    margin-right: var(--spacing-xs);
}

.subtitle {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: 400;
    margin-top: var(--spacing-xs);
    color: var(--dark-blue);
}

.hero-operator-simple {
    font-size: var(--font-size-lg);
    color: var(--light-blue);
    font-weight: 700;
    margin: var(--spacing-md) 0;
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--white);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    align-items: center;
}

.btn {
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--font-size-base);
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: none;
    cursor: pointer;
}

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

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

.btn-secondary {
    background: var(--white);
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

.btn-secondary:hover {
    background: var(--primary-blue);
    color: var(--white);
    transform: translateY(-2px);
}


/* Section Styles */
.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* About Section */
.about {
    padding: var(--spacing-2xl) 0;
    background: var(--white);
}

.about-text {
    font-size: var(--font-size-lg);
    line-height: 1.8;
    color: var(--gray);
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

/* Why Choose Section */
.why-choose {
    padding: var(--spacing-2xl) 0;
    background: var(--light-gray);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.feature-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border: 1px solid rgba(74, 144, 226, 0.1);
    will-change: transform;
}

.feature-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-md);
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: var(--font-size-xl);
}

.feature-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--dark-blue);
}

.feature-card p {
    color: var(--gray);
    line-height: 1.6;
}

/* Services Section */
.services {
    padding: var(--spacing-2xl) 0;
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.service-card {
    background: var(--gradient-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    text-align: center;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border: 1px solid rgba(74, 144, 226, 0.2);
    will-change: transform;
}

.service-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.service-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-md);
    background: var(--gradient-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: var(--font-size-xl);
}

.service-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--dark-blue);
}

.service-card p {
    color: var(--gray);
    line-height: 1.6;
}


/* Contact Section */
.contact {
    padding: var(--spacing-2xl) 0;
    background: var(--light-gray);
}

.contact-content {
    max-width: 800px;
    margin: 0 auto;
}

.contact-info {
    display: grid;
    gap: var(--spacing-xl);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg) 0;
    border-bottom: 1px solid rgba(74, 144, 226, 0.1);
}

.contact-item:last-child {
    border-bottom: none;
}

.contact-icon {
    font-size: var(--font-size-2xl);
    color: var(--primary-blue);
    width: 50px;
    flex-shrink: 0;
    text-align: center;
}

.contact-details {
    flex: 1;
}

.contact-details h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--dark-blue);
    margin-bottom: var(--spacing-xs);
}

.contact-details a {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 500;
    font-size: var(--font-size-lg);
    transition: all 0.3s ease;
}

.contact-details a:hover {
    color: var(--dark-blue);
    text-decoration: underline;
}

.contact-details p {
    color: var(--gray);
    margin: var(--spacing-xs) 0;
    line-height: 1.6;
}

.location-note {
    font-size: var(--font-size-sm);
    color: var(--gray);
    font-style: italic;
}


/* Footer */
.footer {
    background: var(--dark-blue);
    color: var(--white);
    padding: var(--spacing-xl) 0;
}

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

.footer-text {
    text-align: center;
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-logo {
        height: 60px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .features-grid,
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-item {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
        align-items: center;
    }
    
    .contact-icon {
        align-self: center;
    }
    
    .contact-details {
        text-align: center;
        width: 100%;
    }
    
    .contact-details h3 {
        text-align: center;
    }
    
    .contact-details a,
    .contact-details p {
        text-align: center;
    }
    
    .section-title {
        font-size: var(--font-size-2xl);
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .logo-image {
        height: 35px;
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .subtitle {
        font-size: var(--font-size-xl);
    }
    
    .hero-description {
        font-size: var(--font-size-base);
    }
    
    .feature-card,
    .service-card,
    .contact-card {
        padding: var(--spacing-lg);
    }
    
    .promise-title {
        font-size: var(--font-size-2xl);
    }
    
    .promise-text {
        font-size: var(--font-size-base);
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Simplified loading animation */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.feature-card,
.service-card,
.contact-card {
    animation: fadeIn 0.4s ease forwards;
}

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

/* Focus States */
.btn:focus,
.nav-link:focus,
.contact-card a:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
}