/* style.css - Modern Design for Archiwave
   Updated with contemporary styling and animations */

:root {
    /* Colors - Modern palette with Sophisticated Gray-Blue */
    --primary-color: #ffffff;
    --secondary-color: #f8f9fa;
    --accent-color: #374151;
    --accent-secondary: #232e3f;
    --background-dark: #0f0f0f;
    --background-card: rgba(255, 255, 255, 0.05);
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;
    --border-color: rgba(255, 255, 255, 0.1);
    --gradient-primary: linear-gradient(135deg, #374151, #232e3f);
    --gradient-secondary: linear-gradient(135deg, #374151, #1f2937);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 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;
    --font-size-6xl: 3.75rem;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Layout */
    --max-width: 1200px;
    --border-radius: 0.5rem;
    --border-radius-lg: 1rem;
    
    /* 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);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background: var(--background-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 15, 15, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo {
    height: 40px;
    width: auto;
    filter: brightness(0) invert(1);
}

.brand-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;
}

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-normal);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-normal);
}

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

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

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: var(--transition-normal);
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../img/backgrounds/future-architecture.jpg') no-repeat center center;
    background-size: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(15, 15, 15, 0.8) 0%,
        rgba(99, 102, 241, 0.2) 50%,
        rgba(15, 15, 15, 0.8) 100%
    );
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 800px;
    padding: 0 var(--spacing-lg);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--background-card);
    border: 1px solid var(--border-color);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 50px;
    margin-bottom: var(--spacing-xl);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.hero-title {
    font-size: var(--font-size-6xl);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-xl);
}

.hero-title-line {
    display: block;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-3xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-normal);
    border: none;
    cursor: pointer;
    font-size: var(--font-size-base);
}

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

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

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

.btn-secondary:hover {
    background: var(--background-card);
    border-color: var(--accent-color);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-outline:hover {
    background: var(--background-card);
}

.hero-scroll {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
}

.scroll-indicator {
    width: 2px;
    height: 40px;
    background: var(--border-color);
    position: relative;
    overflow: hidden;
}

.scroll-indicator::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% {
        transform: translateY(-100%);
    }
    100% {
        transform: translateY(100%);
    }
}

/* Sections */
section {
    padding: var(--spacing-3xl) 0;
}

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

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

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Services Section */
.services {
    background: var(--background-dark);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.service-card {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-2xl);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-color);
    box-shadow: var(--shadow-xl);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition-normal);
}

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

.service-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.service-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--text-primary);
}

.service-title {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

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

.service-features {
    list-style: none;
    margin-bottom: var(--spacing-lg);
}

.service-features li {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
    position: relative;
    padding-left: var(--spacing-md);
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-color);
}

.service-link {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-normal);
}

.service-link:hover {
    color: var(--accent-secondary);
}

.service-link.disabled {
    color: var(--text-muted);
    cursor: not-allowed;
    opacity: 0.6;
    pointer-events: none;
    font-style: italic;
}

.service-link.disabled:hover {
    color: var(--text-muted);
}

/* About Section */
.about {
    background: var(--background-card);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.about-text .section-title {
    text-align: left;
}

.about-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

.about-mission {
    font-size: var(--font-size-base);
    color: var(--text-muted);
    font-style: italic;
    line-height: 1.6;
    padding: var(--spacing-lg);
    border-left: 3px solid var(--accent-color);
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--border-radius);
}

.visual-card {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.visual-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.visual-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    padding: var(--spacing-xl);
    color: var(--text-primary);
}

/* Portfolio Section */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.portfolio-item {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    aspect-ratio: 16/9;
}

.portfolio-image {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: var(--transition-normal);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--spacing-lg);
    opacity: 0;
    transition: var(--transition-normal);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-item:hover .portfolio-image img {
    transform: scale(1.05);
}

.portfolio-overlay h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-xs);
}

.portfolio-overlay p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-md);
}

.portfolio-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--border-radius);
    color: white;
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: var(--transition-normal);
    backdrop-filter: blur(10px);
}

.portfolio-link:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

.portfolio-link svg {
    transition: var(--transition-normal);
}

.portfolio-link:hover svg {
    transform: translateX(2px);
}

.portfolio-cta {
    text-align: center;
}

/* Contact Section */
.contact {
    background: var(--background-card);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
}

.contact-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-2xl);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-method {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-normal);
}

.contact-method:hover {
    color: var(--accent-color);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--background-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-family: var(--font-family);
    transition: var(--transition-normal);
}

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

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: var(--background-dark);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-2xl) 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.footer-logo {
    height: 30px;
    width: auto;
    filter: brightness(0) invert(1);
}

.footer-links,
.footer-social {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-link {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-normal);
}

.footer-link:hover {
    color: var(--accent-color);
}

.footer-bottom {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-lg);
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .section-title {
        font-size: var(--font-size-3xl);
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
}

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

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

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

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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