/* CSS Variables for Design System */
:root {
    --primary-color: #1a1a1a; /* Deep Charcoal */
    --secondary-color: #e6d5c3; /* Elegant Beige/Sand */
    --bg-color: #faf9f7; /* Off-White for a soft look */
    --bg-light: #ffffff;
    --text-color: #333333;
    --text-light: #666666;
    
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    
    --transition-fast: 0.3s ease;
    --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--bg-color);
}

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

#interactive-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 400;
    color: var(--primary-color);
}

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

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-padding {
    padding: 6rem 0;
}

.bg-light {
    background-color: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(4px);
}

/* Typography Utilities */
.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--secondary-color);
    transition: width var(--transition-fast);
}

.section-title:hover::after {
    width: 100%;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    transition: background-color var(--transition-fast), padding var(--transition-fast);
}

.navbar.scrolled {
    background-color: rgba(250, 249, 247, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 2rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 1px;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links li a {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
}

.nav-links li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 1px;
    bottom: -4px;
    left: 0;
    background-color: var(--primary-color);
    transition: width var(--transition-fast);
}

.nav-links li a:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    cursor: pointer;
    z-index: 1001;
}

.hamburger .line {
    width: 25px;
    height: 2px;
    background-color: var(--primary-color);
    margin: 5px;
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    background: linear-gradient(135deg, #faf9f7 0%, #e6d5c3 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, transparent 0%, rgba(26, 26, 26, 0.03) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    margin-bottom: 0.5rem;
    letter-spacing: 2px;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.5rem);
    text-transform: uppercase;
    letter-spacing: 4px;
    color: var(--text-light);
    margin-bottom: 2.5rem;
}

.cta-btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    border: 1px solid var(--primary-color);
    background-color: transparent;
    color: var(--primary-color);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: all var(--transition-slow);
    position: relative;
    overflow: hidden;
}

.cta-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--primary-color);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--transition-slow);
    z-index: -1;
}

.cta-btn:hover {
    color: var(--bg-color);
}

.cta-btn:hover::before {
    transform: scaleX(1);
    transform-origin: left;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    opacity: 0.6;
    animation: bounce 2s infinite;
}

.scroll-indicator span {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.arrow-down {
    width: 1px;
    height: 40px;
    background-color: var(--primary-color);
    position: relative;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0) translateX(-50%); }
    40% { transform: translateY(-10px) translateX(-50%); }
    60% { transform: translateY(-5px) translateX(-50%); }
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: var(--text-light);
}

.image-placeholder {
    width: 100%;
    aspect-ratio: 3/4;
    background-color: #eae5de;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999;
    font-family: var(--font-body);
    font-size: 0.9rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    position: relative;
}

.image-placeholder::after {
    content: '';
    position: absolute;
    top: 20px;
    left: 20px;
    right: -20px;
    bottom: -20px;
    border: 1px solid var(--secondary-color);
    z-index: -1;
    transition: transform var(--transition-slow);
}

.about-image:hover .image-placeholder::after {
    transform: translate(-10px, -10px);
}

/* Portfolio Section */
.portfolio-header {
    text-align: center;
    margin-bottom: 4rem;
}

.portfolio-header p {
    color: var(--text-light);
    margin-top: 1rem;
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2.5rem;
    padding-top: 2rem;
}

.project-card {
    position: relative;
    cursor: pointer;
    overflow: hidden;
    border-radius: 8px;
    background-color: var(--bg-light);
    box-shadow: 0 10px 30px rgba(0,0,0,0.03);
    transition: transform var(--transition-slow), box-shadow var(--transition-slow);
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

.project-thumb {
    width: 100%;
    height: 300px;
    transition: transform var(--transition-slow);
}

.project-card:hover .project-thumb {
    transform: scale(1.05);
}

.project-info {
    padding: 2rem;
    position: relative;
    z-index: 2;
    background: var(--bg-light);
}

.project-num {
    font-family: var(--font-heading);
    color: var(--secondary-color);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    display: block;
}

.project-info h3 {
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
    transition: color var(--transition-fast);
}

.project-category {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-light);
}

/* Project Modals */
.project-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
}

.project-modal.active {
    opacity: 1;
    pointer-events: all;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
}

.modal-content {
    position: relative;
    width: 90%;
    max-width: 1200px;
    height: 90vh;
    background-color: var(--bg-color);
    border-radius: 12px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    z-index: 2;
    transform: translateY(50px);
    transition: transform var(--transition-slow);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.project-modal.active .modal-content {
    transform: translateY(0);
}

.close-modal-btn {
    position: sticky;
    top: 20px;
    right: 20px;
    margin-left: auto;
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.close-modal-btn:hover {
    background-color: var(--secondary-color);
    transform: scale(1.1) rotate(90deg);
}

.modal-header {
    padding: 3rem 4rem 2rem;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.modal-num {
    font-family: var(--font-heading);
    color: var(--secondary-color);
    font-size: 2rem;
    font-weight: 600;
    display: block;
    margin-bottom: 1rem;
}

.modal-header h2 {
    font-size: clamp(2rem, 4vw, 3.5rem);
    margin-bottom: 1rem;
    line-height: 1.1;
}

.modal-meta {
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-light);
}

.modal-body {
    padding: 3rem 4rem;
    display: flex;
    flex-direction: column;
    gap: 4rem;
}

.modal-text {
    max-width: 800px;
}

.modal-text h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.modal-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-color);
    margin-bottom: 1rem;
}

.modal-gallery {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.modal-gallery img {
    max-width: 85%;
    margin: 0 auto;
    display: block;
}

.before-after-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    align-items: center;
}

.ba-label {
    display: block;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1px;
    color: #888;
}

.modal-img-wrap {
    width: 100%;
    height: 60vh;
    min-height: 400px;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

@media (max-width: 768px) {
    .before-after-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .modal-header, .modal-body {
        padding: 2rem;
    }
    
    .modal-img-wrap {
        height: 40vh;
    }
}

/* Interactive Canvas Background */
#interactive-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
    background-color: var(--bg-color);
}

/* Contact Section Redesign */
.contact-section {
    background-color: var(--primary-color);
    color: #fff;
    position: relative;
    overflow: hidden;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: flex-start;
}

.contact-text h2 {
    color: #fff;
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1.2;
    margin-bottom: 2rem;
}

.contact-text p {
    color: #aaa;
    font-size: 1.1rem;
    max-width: 400px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 3rem;
    padding-top: 1rem;
}

.info-block {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.info-label {
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.8rem;
    color: var(--secondary-color);
}

.info-block a {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 2vw, 2rem);
    color: #fff;
    display: inline-block;
    width: fit-content;
}

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

.hover-line {
    position: relative;
}

.hover-line::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: var(--secondary-color);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--transition-slow);
}

.hover-line:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

@media (max-width: 992px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

/* Footer */
footer {
    background-color: #111;
    color: #555;
    text-align: center;
    padding: 2rem 0;
    font-size: 0.9rem;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 {
    transition-delay: 0.2s;
}

/* Responsive Design */
@media (max-width: 992px) {
    .masonry-grid {
        column-count: 2;
    }
}

@media (max-width: 768px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .hamburger {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100vw;
        height: 100vh;
        background-color: var(--bg-color);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right 0.4s cubic-bezier(0.77, 0, 0.175, 1);
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links li {
        margin: 1.5rem 0;
    }

    .nav-links li a {
        font-size: 1.5rem;
        font-family: var(--font-heading);
    }

    .hamburger.active .line:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .hamburger.active .line:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .line:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }
    
    .masonry-grid {
        column-count: 1;
    }
}