/* Base Styles */
:root {
    --primary-color: #000000;
    --text-color: #333333;
    --light-gray: #f5f5f5;
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Times New Roman', Times, serif;
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    background-color: #ffffff;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

img {
    max-width: 100%;
    height: auto;
}

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

ul {
    list-style: none;
}

/* Header */
#header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 25px 0;
    z-index: 1000;
    transition: var(--transition);
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: normal;
    letter-spacing: 2px;
    text-transform: uppercase;
}

nav ul {
    display: flex;
    gap: 40px;
}

nav a {
    position: relative;
    font-size: 1rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

nav a:hover::after {
    width: 100%;
}

/* Hero Section */
#hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background-color: #f8f8f8;
}

.double-exposure {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('https://source.unsplash.com/random/1920x1080/?architecture,modern');
    background-size: cover;
    background-position: center;
    opacity: 0.6;
    z-index: 1;
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(0,0,0,0.1) 100%);
    mix-blend-mode: overlay;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--primary-color);
    padding: 0 20px;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: normal;
    margin-bottom: 20px;
    letter-spacing: 2px;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.hero-content p {
    font-size: 1.2rem;
    letter-spacing: 1px;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
    transition-delay: 0.2s;
}

/* Projects Section */
#projects {
    padding: 120px 0;
    background-color: #ffffff;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    font-weight: normal;
    letter-spacing: 2px;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.project-card {
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
    cursor: pointer;
}

.project-image {
    width: 100%;
    height: 250px;
    background-size: cover;
    background-position: center;
    margin-bottom: 20px;
    transition: var(--transition);
}

.project-card:hover .project-image {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.project-card h3 {
    font-size: 1.2rem;
    margin-bottom: 5px;
    font-weight: normal;
    letter-spacing: 1px;
}

.project-card p {
    font-size: 0.9rem;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Contact Section */
#contact {
    padding: 120px 0;
    background-color: var(--light-gray);
}

#contact-form {
    max-width: 600px;
    margin: 0 auto;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.form-group {
    position: relative;
    margin-bottom: 30px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px 0;
    font-size: 1rem;
    color: var(--text-color);
    border: none;
    border-bottom: 1px solid #999;
    outline: none;
    background: transparent;
    font-family: 'Times New Roman', Times, serif;
}

.form-group label {
    position: absolute;
    top: 15px;
    left: 0;
    font-size: 1rem;
    color: #999;
    pointer-events: none;
    transition: var(--transition);
}

.form-group input:focus ~ label,
.form-group input:valid ~ label,
.form-group textarea:focus ~ label,
.form-group textarea:valid ~ label {
    top: -20px;
    font-size: 0.8rem;
    color: var(--primary-color);
}

.btn {
    display: inline-block;
    padding: 15px 40px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    font-size: 0.9rem;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    font-family: 'Times New Roman', Times, serif;
}

.btn:hover {
    background-color: #333;
    transform: translateY(-2px);
}

/* Social Section */
#social {
    padding: 80px 0;
    text-align: center;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 30px;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border: 1px solid #ddd;
    border-radius: 50%;
    font-size: 1.2rem;
    color: var(--text-color);
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-5px);
}

/* Footer */
#footer {
    padding: 30px 0;
    text-align: center;
    background-color: var(--primary-color);
    color: white;
}

#footer p {
    font-size: 0.9rem;
    letter-spacing: 1px;
}

/* Animations */
.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    nav ul {
        gap: 20px;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 576px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .logo {
        font-size: 1.2rem;
    }
    
    nav a {
        font-size: 0.9rem;
    }
    
    .social-links {
        gap: 15px;
    }
    
    .social-links a {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
}