/* ===== RESET & BASE ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #1a1a1a;
    --secondary: #f5f0eb;
    --accent: #c9a96e;
    --text: #333;
    --text-light: #666;
    --white: #fff;
    --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

body {
    font-family: 'Inter', sans-serif;
    color: var(--text);
    background: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: 'Playfair Display', serif;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 120px 0;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: 16px 40px;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--accent);
    transition: var(--transition);
    z-index: 0;
}

.btn-primary:hover::before {
    left: 0;
}

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

.btn-primary span,
.btn-primary {
    position: relative;
    z-index: 1;
}

.btn-full {
    width: 100%;
    text-align: center;
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 24px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    padding: 16px 0;
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.05);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-logo-img {
    height: 40px;
    width: auto;
    transition: var(--transition);
}

.nav-logo-white {
    display: block;
}

.nav-logo-black {
    display: none;
}

.navbar.scrolled .nav-logo-white {
    display: none;
}

.navbar.scrolled .nav-logo-black {
    display: block;
}

.nav-logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.nav-logo-text .logo-title {
    font-family: 'Playfair Display', serif;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--white);
    transition: var(--transition);
}

.nav-logo-text .logo-subtitle {
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition);
}

.navbar.scrolled .nav-logo-text .logo-title {
    color: var(--primary);
}

.navbar.scrolled .nav-logo-text .logo-subtitle {
    color: var(--text-light);
}

.logo-text {
    font-family: 'Playfair Display', serif;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--white);
    transition: var(--transition);
}

.logo-sub {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.navbar.scrolled .logo-text {
    color: var(--primary);
}

.navbar.scrolled .logo-sub {
    color: var(--text-light);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-links a {
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
    position: relative;
}

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

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

.navbar.scrolled .nav-links a {
    color: var(--text);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: var(--transition);
}

.navbar.scrolled .nav-toggle span {
    background: var(--primary);
}

/* ===== HERO ===== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary);
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(201, 169, 110, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(201, 169, 110, 0.05) 0%, transparent 40%);
}

.hero-inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 60px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}

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

.hero-subtitle {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 24px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.8s ease forwards 0.3s;
}

.hero-title {
    font-size: clamp(2.2rem, 5vw, 4rem);
    color: var(--white);
    margin-bottom: 24px;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease forwards 0.5s;
}

.hero-desc {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.6);
    max-width: 440px;
    margin-bottom: 40px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.8s ease forwards 0.7s;
}

.hero .btn {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.8s ease forwards 0.9s;
}

/* Hero Collage */
.hero-collage {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 8px;
    height: 480px;
    opacity: 0;
    animation: fadeUp 1s ease forwards 0.6s;
}

.collage-col {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.collage-col-1 {
    margin-top: 40px;
}

.collage-col-2 {
    margin-top: 0;
}

.collage-col-3 {
    margin-top: 20px;
}

.collage-img {
    flex: 1;
    border-radius: 6px;
    overflow: hidden;
    min-height: 0;
}

.collage-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.collage-img:hover img {
    transform: scale(1.05);
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.7rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    z-index: 3;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: -100%;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--accent);
    animation: scrollDown 2s ease infinite;
}

@keyframes scrollDown {
    0% { top: -100%; }
    100% { top: 100%; }
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== SECTION HEADERS ===== */
.section-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--primary);
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1rem;
    color: var(--text-light);
    max-width: 560px;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-header .section-desc {
    margin: 0 auto;
}

/* ===== ABOUT ===== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-img-wrapper {
    position: relative;
    aspect-ratio: 4/5;
    overflow: hidden;
}

.about-img-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #2d2d2d 0%, #1a1a1a 100%);
    position: relative;
}

.about-img-placeholder::after {
    content: 'AFN';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: 'Playfair Display', serif;
    font-size: 4rem;
    color: rgba(255, 255, 255, 0.1);
    font-weight: 700;
}

.about-stats {
    display: flex;
    gap: 40px;
    margin-top: 32px;
}

.stat {
    text-align: center;
}

.stat-number {
    font-family: 'Playfair Display', serif;
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-plus {
    font-family: 'Playfair Display', serif;
    font-size: 2rem;
    color: var(--accent);
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 4px;
}

.about-text {
    font-size: 1rem;
    color: var(--text-light);
    margin-bottom: 20px;
}

.about-values {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.value {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.value-icon {
    color: var(--accent);
    font-size: 1.2rem;
    margin-top: 2px;
}

.value h4 {
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.value p {
    font-size: 0.875rem;
    color: var(--text-light);
}

/* ===== SERVICES ===== */
.services {
    background: var(--secondary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.service-card {
    background: var(--white);
    padding: 48px 36px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

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

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
}

.service-number {
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: rgba(201, 169, 110, 0.3);
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--primary);
}

.service-card p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.8;
}

/* ===== PROJECTS ===== */
.project-filters {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 48px;
}

.filter-btn {
    padding: 10px 28px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    background: transparent;
    border: 1px solid #ddd;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.project-card {
    cursor: pointer;
    transition: var(--transition);
    opacity: 1;
    transform: scale(1);
}

.project-card.hidden {
    opacity: 0;
    transform: scale(0.8);
    position: absolute;
    pointer-events: none;
}

.project-card:hover {
    transform: translateY(-4px);
}

.project-image {
    aspect-ratio: 4/3;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: flex-end;
    padding: 20px;
    opacity: 0;
    transition: var(--transition);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-category {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--white);
    background: var(--accent);
    padding: 6px 12px;
}

.project-info {
    padding: 20px 0;
}

.project-info h3 {
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.project-location {
    font-size: 0.85rem;
    color: var(--text-light);
}

.project-meta {
    font-size: 0.8rem;
    color: var(--accent);
    margin-top: 4px;
}

/* ===== QUOTE SECTION ===== */
.quote-section {
    background: var(--primary);
    text-align: center;
    padding: 160px 0;
}

.big-quote {
    font-family: 'Playfair Display', serif;
    font-size: clamp(1.5rem, 3.5vw, 2.5rem);
    color: var(--white);
    font-style: italic;
    max-width: 700px;
    margin: 0 auto 24px;
    line-height: 1.5;
}

.quote-author {
    color: var(--accent);
    font-size: 0.875rem;
    letter-spacing: 2px;
}

/* ===== CONTACT ===== */
.contact {
    background: var(--secondary);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-desc {
    font-size: 1rem;
    color: var(--text-light);
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-icon {
    font-size: 1.2rem;
    margin-top: 2px;
}

.contact-item h4 {
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 2px;
}

.contact-item p {
    font-size: 0.875rem;
    color: var(--text-light);
}

.contact-form-wrapper {
    background: var(--white);
    padding: 48px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.05);
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px 20px;
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    border: 1px solid #e0e0e0;
    background: var(--secondary);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    background: var(--white);
}

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

/* ===== FOOTER ===== */
.footer {
    background: var(--primary);
    padding: 60px 0 30px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-logo-img {
    height: 40px;
    width: auto;
}

.footer-logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.footer-logo-text .logo-title {
    font-family: 'Playfair Display', serif;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--white);
}

.footer-logo-text .logo-subtitle {
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.6);
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition);
}

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

.footer-bottom {
    padding-top: 30px;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.3);
}

/* ===== ANIMATIONS ===== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .section {
        padding: 80px 0;
    }

    .hero-inner {
        grid-template-columns: 1fr;
        gap: 40px;
        padding-top: 120px;
        padding-bottom: 80px;
    }

    .hero-collage {
        height: 280px;
    }

    .collage-col-1 {
        margin-top: 20px;
    }

    .collage-col-3 {
        margin-top: 10px;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 32px;
        transition: var(--transition);
    }

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

    .nav-links a {
        color: var(--primary) !important;
        font-size: 1.2rem;
    }

    .nav-toggle {
        display: flex;
        z-index: 1001;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .contact-form-wrapper {
        padding: 32px 24px;
    }

    .footer-content {
        flex-direction: column;
        gap: 24px;
        text-align: center;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }

    .quote-section {
        padding: 100px 0;
    }

    .project-filters {
        flex-wrap: wrap;
    }
}

/* ===== VIEW ALL PROJECTS BUTTON ===== */
.projects-view-all {
    text-align: center;
    margin-top: 60px;
}

/* ===== SECTION HEADER BUTTON ===== */
.section-header-btn {
    margin-top: 24px;
}

/* ===== SOCIAL LINKS ===== */
.social-links {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 4px;
}

.social-link {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    padding: 4px 12px;
    border: 1px solid var(--accent);
    border-radius: 3px;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--accent);
    color: var(--white);
}

.project-overlay img {
    width: 100%;
    height: 100%;
}