/* Shadow Layer - Main Stylesheet */
/* Modern Minimal Design System */

:root {
    /* Color Palette */
    --color-primary: #0000FF;
    --color-black: #000000;
    --color-gray: #6B7280;
    --color-gray-light: #F3F4F6;
    --color-gray-dark: #374151;
    --color-white: #FFFFFF;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Container */
    --container-max: 1200px;
    --container-padding: 1rem;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
}

/* Reset & Base Styles */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Image responsiveness */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Responsive media elements */
video,
iframe,
embed,
object {
    max-width: 100%;
    height: auto;
}

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

body {
    font-family: var(--font-primary);
    font-weight: var(--font-weight-regular);
    line-height: 1.6;
    color: var(--color-black);
    background-color: var(--color-white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    position: relative;
}

/* Prevent horizontal scroll on mobile */
* {
    max-width: 100%;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-semibold);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.25rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: var(--spacing-md);
    color: var(--color-gray-dark);
}

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

a:hover {
    color: var(--color-black);
}

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Header Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: transparent;
    z-index: 1000;
    transition: all var(--transition-base);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
}

/* Dark overlay for better header visibility on hero */
.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.3) 70%, transparent 100%);
    z-index: -1;
    opacity: 1;
    transition: opacity var(--transition-base);
}

.header.scrolled::before {
    opacity: 0;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg) 0;
}

.nav-brand {
    z-index: 1001;
}

.nav-logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-black);
    gap: var(--spacing-sm);
}

.logo-image {
    height: 60px !important;
    width: auto;
    transition: all var(--transition-base);
    filter: brightness(0) saturate(100%) invert(52%) sepia(91%) saturate(592%) hue-rotate(180deg) brightness(105%) contrast(102%);
    opacity: 0.95;
}

.logo-image:hover {
    transform: scale(1.08);
    opacity: 1;
}

.header.scrolled .logo-image {
    filter: brightness(0) saturate(100%) invert(13%) sepia(94%) saturate(7470%) hue-rotate(240deg) brightness(94%) contrast(144%);
}

.logo-text {
    background: linear-gradient(135deg, var(--color-primary), var(--color-black));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-2xl);
}

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

.nav-link {
    font-weight: var(--font-weight-medium);
    color: var(--color-white);
    position: relative;
    padding: var(--spacing-xs) 0;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-white);
    transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-white);
}

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

/* When scrolled, revert to dark text */
.header.scrolled .nav-link {
    color: var(--color-gray-dark);
    text-shadow: none;
}

.header.scrolled .nav-link::after {
    background: var(--color-primary);
}

.header.scrolled .nav-link:hover,
.header.scrolled .nav-link.active {
    color: var(--color-black);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 30px;
    height: 30px;
    cursor: pointer;
    z-index: 1001;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-white);
    margin: 3px 0;
    transition: var(--transition-base);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.header.scrolled .nav-toggle span {
    background: var(--color-black);
    box-shadow: none;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-weight: var(--font-weight-medium);
    text-align: center;
    border-radius: 6px;
    transition: all var(--transition-base);
    cursor: pointer;
    border: 2px solid transparent;
    text-decoration: none;
    user-select: none;
    -webkit-user-select: none;
    -webkit-tap-highlight-color: transparent;
}

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

.btn-primary:hover {
    background: var(--color-black);
    border-color: var(--color-black);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Header button styles when transparent */
.header:not(.scrolled) .btn-primary {
    background: var(--color-white);
    color: var(--color-primary);
    border-color: var(--color-white);
}

.header:not(.scrolled) .btn-primary:hover {
    background: rgba(255, 255, 255, 0.9);
    color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

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

.btn-outline:hover {
    background: var(--color-black);
    color: var(--color-white);
    transform: translateY(-2px);
}

/* Hero-specific button styles */
.hero .btn-primary {
    background: var(--color-white);
    color: var(--color-primary);
    border-color: var(--color-white);
    font-weight: var(--font-weight-semibold);
}

.hero .btn-primary:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.hero .btn-outline {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    border-color: var(--color-white);
    backdrop-filter: blur(10px);
}

.hero .btn-outline:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: var(--color-white);
    color: var(--color-white);
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

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

.btn-white:hover {
    background: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.125rem;
}

/* Hero Section */
.hero {
    padding: var(--spacing-3xl) 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--color-gray-light) 0%, var(--color-white) 100%);
    position: relative;
    overflow: hidden;
}

/* Prevent text jumping with skeleton loading */
.hero-title,
.hero-description,
.hero-actions .btn {
    min-height: 1em;
    transition: opacity 0.1s ease;
}

.hero-title {
    min-height: 3em;
    line-height: 1.2;
}

.hero-description {
    min-height: 2em;
    line-height: 1.5;
}

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

.carousel-container {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.carousel-track {
    position: relative;
    width: 100%;
    height: 100%;
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
}

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

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        180deg,
        rgba(0, 0, 0, 0.8) 0%,
        rgba(0, 0, 0, 0.6) 50%,
        rgba(0, 0, 0, 0.7) 100%
    );
    pointer-events: none;
}

.carousel-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 2;
}

.carousel-dots .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: all 0.3s ease;
}

.carousel-dots .dot.active {
    background: var(--color-white);
    transform: scale(1.3);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(0,0,255,0.05) 0%, transparent 70%);
    pointer-events: none;
}

/* Animated Background Patterns */
.hero-pattern {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(0,0,255,0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(0,0,255,0.02) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(0,0,255,0.03) 0%, transparent 50%);
    animation: float 20s ease-in-out infinite;
    pointer-events: none;
}

.hero-pattern-2 {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        repeating-linear-gradient(45deg, transparent, transparent 35px, rgba(0,0,255,0.01) 35px, rgba(0,0,255,0.01) 70px);
    animation: slide 30s linear infinite;
    pointer-events: none;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(30px, -30px) rotate(1deg); }
    66% { transform: translate(-20px, 20px) rotate(-1deg); }
}

@keyframes slide {
    0% { transform: translateX(0); }
    100% { transform: translateX(100px); }
}

/* Hero Badge */
.hero-badge {
    display: inline-block;
    margin-bottom: var(--spacing-lg);
}

.badge-text {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    color: var(--color-white);
    padding: var(--spacing-xs) var(--spacing-md);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    letter-spacing: 0.5px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.hero-content {
    max-width: 900px;
    text-align: center;
    margin: 0 auto;
    position: relative;
    z-index: 2;
    padding: var(--spacing-2xl);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-lg);
    line-height: 1.1;
    color: var(--color-white);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7), 0 0 20px rgba(0, 0, 0, 0.5);
}

.hero-description {
    font-size: 1.35rem;
    color: var(--color-white);
    margin-bottom: var(--spacing-2xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.8), 0 0 15px rgba(0, 0, 0, 0.6);
    font-weight: var(--font-weight-medium);
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-3xl);
}

/* Hero Stats */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
    margin-top: var(--spacing-3xl);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    margin-bottom: var(--spacing-xs);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.6);
}

.stat-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.9);
    text-transform: uppercase;
    letter-spacing: 1px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.6);
}

/* Hero Visual Elements */
.hero-visual {
    display: none; /* Hidden as it conflicts with carousel */
}

.floating-cards {
    position: relative;
    width: 400px;
    height: 400px;
}

.float-card {
    position: absolute;
    background: rgba(255,255,255,0.9);
    border-radius: 16px;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-xl);
    backdrop-filter: blur(10px);
}

.float-card svg {
    color: var(--color-primary);
    opacity: 0.7;
}

.card-1 {
    top: 0;
    left: 0;
    animation: floatCard1 15s ease-in-out infinite;
}

.card-2 {
    top: 150px;
    left: 200px;
    animation: floatCard2 18s ease-in-out infinite;
}

.card-3 {
    bottom: 50px;
    left: 100px;
    animation: floatCard3 20s ease-in-out infinite;
}

@keyframes floatCard1 {
    0%, 100% { transform: translate(0, 0) rotate(-5deg); }
    50% { transform: translate(20px, -30px) rotate(5deg); }
}

@keyframes floatCard2 {
    0%, 100% { transform: translate(0, 0) rotate(5deg); }
    50% { transform: translate(-30px, 20px) rotate(-5deg); }
}

@keyframes floatCard3 {
    0%, 100% { transform: translate(0, 0) rotate(-3deg); }
    50% { transform: translate(15px, -25px) rotate(3deg); }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s ease-in-out infinite;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity var(--transition-base);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.5));
}

.scroll-indicator:hover {
    opacity: 1;
}

.scroll-indicator svg {
    color: var(--color-white);
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* Services Overview */
.services-overview {
    padding: var(--spacing-3xl) 0;
    background: var(--color-white);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    margin-bottom: var(--spacing-md);
}

.section-description {
    font-size: 1.125rem;
    color: var(--color-gray);
    max-width: 600px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-3xl);
}

.service-card {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: 12px;
    border: 1px solid var(--color-gray-light);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-black));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

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

.service-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gray-light);
    border-radius: 12px;
    margin-bottom: var(--spacing-lg);
    color: var(--color-primary);
}

.service-card:hover .service-icon {
    background: var(--color-primary);
    color: var(--color-white);
}

.service-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.service-description {
    color: var(--color-gray);
    margin-bottom: var(--spacing-lg);
}

.service-link {
    font-weight: var(--font-weight-medium);
    color: var(--color-primary);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.service-link:hover {
    gap: var(--spacing-md);
}

/* Why Choose Us */
.why-choose-us {
    padding: var(--spacing-3xl) 0;
    background: var(--color-gray-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-3xl);
}

.feature {
    text-align: center;
}

.feature-number {
    font-size: 3rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    opacity: 0.2;
    margin-bottom: var(--spacing-md);
}

.feature-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.feature-description {
    color: var(--color-gray);
}

/* CTA Section */
.cta-section {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, var(--color-primary), var(--color-black));
    color: var(--color-white);
}

.cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    color: var(--color-white);
    margin-bottom: var(--spacing-lg);
}

.cta-description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-2xl);
}

/* Footer */
.footer {
    background: var(--color-black);
    color: var(--color-white);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-title {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.footer-heading {
    color: var(--color-white);
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
}

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

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links a:hover {
    color: var(--color-white);
}

.footer-contact {
    list-style: none;
    color: rgba(255, 255, 255, 0.7);
}

.footer-contact li {
    margin-bottom: var(--spacing-sm);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
}