@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@700;800;900&family=Josefin+Sans:wght@400;500;600;700&display=swap');
/* EKİNCİOĞLU MİMARLIK - PREMIUM ARCHITECTURE CSS */
:root {
    --arch-black: #111111;
    --arch-gray-dark: #2a2a2a;
    --arch-gray: #777777;
    --arch-gray-light: #f5f5f5;
    --arch-white: #ffffff;
    --arch-accent: #c09c69; /* Elegant gold/bronze for architecture */
    
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    
    --header-h: 90px;
    --transition-slow: all 0.5s cubic-bezier(0.25, 1, 0.5, 1);
    --transition-fast: all 0.3s ease;
}

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

body.arch-theme {
    font-family: var(--font-body);
    background-color: var(--arch-gray-light);
    color: var(--arch-gray-dark);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}



/* Typography Utilities */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--arch-black);
    font-weight: 600;
}

.arch-container {
    width: 90%;
    max-width: 1400px;
    margin: 0 auto;
}

.text-center { text-align: center; }
.text-end { text-align: right; }
.mt-4 { margin-top: 1.5rem; }
.pr-4 { padding-right: 1.5rem; }
.pl-4 { padding-left: 1.5rem; }
.d-flex { display: flex; }
.justify-content-between { justify-content: space-between; }
.justify-content-end { justify-content: flex-end; }
.align-items-end { align-items: flex-end; }
.w-100 { width: 100%; }

.overlay-right {
    background: linear-gradient(to left, rgba(255,255,255,0.85) 0%, rgba(255,255,255,0.4) 50%, rgba(255,255,255,0.1) 100%) !important;
}

/* Buttons */
.btn-arch-solid, .btn-arch-outline, .btn-arch-outline-dark {
    display: inline-block;
    padding: 14px 35px;
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-decoration: none;
    transition: var(--transition-fast);
    border-radius: 0;
}

.btn-arch-solid {
    background-color: var(--arch-accent);
    color: var(--arch-white);
    border: 1px solid var(--arch-accent);
}
.btn-arch-solid:hover {
    background-color: var(--arch-black);
    border-color: var(--arch-black);
    color: var(--arch-white);
}

.btn-arch-outline {
    background-color: transparent;
    color: var(--arch-white);
    border: 1px solid rgba(255,255,255,0.5);
}
.btn-arch-outline:hover {
    background-color: var(--arch-white);
    color: var(--arch-black);
    border-color: var(--arch-white);
}

.btn-arch-outline-dark {
    background-color: transparent;
    color: var(--arch-black);
    border: 1px solid var(--arch-black);
}
.btn-arch-outline-dark:hover {
    background-color: var(--arch-black);
    color: var(--arch-white);
}

.mobile-menu-btn { display: none; }

/* --- NAVBAR HEADER --- */
.navbar {
    position: fixed;
    top: 0; left: 0; width: 100%;
    z-index: 1000;
    background: rgba(255,255,255,0.98);
    box-shadow: 0 5px 30px rgba(0,0,0,0.03);
    transition: var(--transition-fast);
}

.header-main {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--header-h);
    width: 90%;
    max-width: 1400px;
    margin: 0 auto;
}

.arch-logo { flex: 0; }
.main-nav { flex: 1; display: flex; justify-content: center; }
.header-right-placeholder { display: none; }


.arch-logo a { text-decoration: none; display: flex; align-items: center; }
.logo-img { 
    max-height: 65px; 
    width: auto; 
    display: block;
    transition: var(--transition-fast);
}
.logo-img:hover { opacity: 0.8; }
.arch-logo h1 { 
    font-size: 20px; 
    line-height: 1; 
    color: var(--arch-black); 
    font-family: var(--font-heading); 
    letter-spacing: 1px;
    text-transform: uppercase;
}
.arch-logo span { 
    font-size: 13px; 
    font-family: var(--font-body);
    letter-spacing: 4px;
    color: var(--arch-accent);
    font-weight: 400;
}

.main-menu {
    display: flex;
    list-style: none;
    gap: 35px;
}

.main-menu > li > a {
    text-decoration: none;
    color: var(--arch-black);
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 10px 0;
    position: relative;
    transition: var(--transition-fast);
}

.main-menu > li > a::after {
    content: '';
    position: absolute;
    bottom: -2px; left: 0; width: 0;
    height: 1px;
    background: var(--arch-accent);
    transition: var(--transition-fast);
}

.main-menu > li > a:hover::after,
.main-menu > li > a.active::after {
    width: 100%;
}
.main-menu > li > a:hover, .main-menu > li > a.active {
    color: var(--arch-accent);
}

.fa-chevron-down { font-size: 10px; margin-left: 5px; opacity: 0.6; }

/* Submenu Dropdown */
.dropdown { position: relative; }
.submenu {
    position: absolute;
    top: 100%; left: 0;
    background: var(--arch-white);
    min-width: 600px;
    list-style: none;
    opacity: 0; visibility: hidden;
    transform: translateY(15px);
    transition: var(--transition-fast);
    padding: 15px 0;
    box-shadow: 0 15px 40px rgba(0,0,0,0.05);
    border-top: 2px solid var(--arch-accent);
    
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
}

.dropdown:hover .submenu {
    opacity: 1; visibility: visible;
    transform: translateY(0);
}

.submenu li a {
    display: block;
    padding: 12px 25px;
    color: var(--arch-gray-dark);
    text-decoration: none;
    font-size: 13px;
    letter-spacing: 1px;
    text-transform: uppercase;
    font-weight: 400;
    transition: var(--transition-fast);
}
.submenu li a:hover {
    background: #f9f9f9;
    color: var(--arch-accent);
    padding-left: 30px;
}

/* --- HERO SECTION FOR ARCHITECTURE --- */
.hero-section {
    position: relative;
    height: 100vh; /* Full screen hero */
    min-height: 700px;
    padding-top: var(--header-h); /* Offset navbar for visual flow */
    background: var(--arch-black);
}

.myHeroSwiper { width: 100%; height: 100%; position: absolute; top:0; left:0; }

.slide-bg {
    position: absolute; inset: 0;
    background-size: cover; background-position: center;
    transform: scale(1.05);
    transition: transform 8s linear; /* Smooth slow zoom */
}
.swiper-slide-active .slide-bg { transform: scale(1); }

.hero-overlay-arch {
    display: none;
}

.hero-content-container {
    width: 90%; max-width: 1400px;
    margin: 0 auto; position: absolute;
    top: 50%; left: 0; right: 0;
    transform: translateY(-50%);
    z-index: 2; color: var(--arch-white);
}

.arch-hero-text { max-width: 700px; }

.hero-title {
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: 25px;
    color: var(--arch-white);
    font-family: 'Josefin Sans', sans-serif;
    font-weight: 700;
    text-shadow: 0 0 10px rgba(0,0,0,1), 0 0 20px rgba(0,0,0,1), 0 0 30px rgba(0,0,0,0.8);
    letter-spacing: -1px;
    text-transform: uppercase;
}
.hero-title span { font-style: normal; color: var(--arch-accent); text-shadow: 0 0 10px rgba(0,0,0,1), 0 0 20px rgba(0,0,0,1); }

.hero-subtitle {
    font-size: 1.2rem;
    font-family: var(--font-body);
    font-weight: 500;
    letter-spacing: 0.5px;
    margin-bottom: 40px;
    color: var(--arch-white);
    opacity: 1;
    line-height: 1.8;
    text-shadow: 0 0 10px rgba(0,0,0,1), 0 0 15px rgba(0,0,0,0.8);
}

.hero-buttons { display: flex; gap: 20px; }

/* Swiper Controls Custom */
.arch-pagination .swiper-pagination-bullet {
    background: var(--arch-white) !important;
    opacity: 0.6 !important;
    width: 10px !important; height: 10px !important;
    transition: var(--transition-fast) !important;
}
.arch-pagination .swiper-pagination-bullet-active {
    opacity: 1 !important;
    background: var(--arch-accent) !important;
    transform: scale(1.5);
}

/* Floating Stats */
.arch-stats-bar {
    position: absolute; bottom: 0; right: 0; z-index: 10;
    background: var(--arch-white);
    display: flex;
    padding: 35px 50px;
    gap: 50px;
    transform: translateY(50%);
}
.arch-stat h4 { font-size: 2.5rem; color: var(--arch-black); margin-bottom: 0; line-height: 1; }
.arch-stat p { font-size: 13px; text-transform: uppercase; letter-spacing: 1px; color: var(--arch-gray); font-weight: 500; margin-top: 5px; }

/* --- ABOUT SECTION --- */
.about-arch-section {
    padding: 150px 0 120px;
    background: var(--arch-white);
}

.about-flex {
    display: flex; align-items: center; gap: 80px;
}

.about-left { flex: 1; }
.about-right { flex: 1; position: relative; }

.section-badge {
    font-size: 12px;
    font-family: var(--font-body);
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--arch-accent);
    margin-bottom: 15px;
    font-weight: 600;
}

.about-left h2 {
    font-size: 3.2rem;
    line-height: 1.2;
    margin-bottom: 30px;
}

.lead-text {
    font-size: 1.15rem;
    color: var(--arch-black);
    font-weight: 400;
    margin-bottom: 20px;
}

.about-left p {
    color: var(--arch-gray);
    margin-bottom: 20px;
}

.image-frame { position: relative; padding: 20px 0 0 20px; }
.image-frame img { width: 100%; height: auto; display: block; filter: grayscale(20%); transition: var(--transition-slow); }
.image-frame:hover img { filter: grayscale(0%); }
.frame-border {
    position: absolute; top: 0; left: 0;
    width: 90%; height: 90%;
    border: 1px solid var(--arch-accent);
    z-index: -1;
}

/* --- EXPERT SERVICES SECTION --- */
.bg-light-gray { background-color: var(--arch-gray-light); }
.services-arch-section { padding: 120px 0; }

.section-header-arch { max-width: 700px; margin: 0 auto 60px; }
.section-header-arch h2 { font-size: 2.8rem; margin-bottom: 15px; }
.section-header-arch p { color: var(--arch-gray); font-size: 1.1rem; }

.arch-services-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
}

.arch-service-card {
    flex: 1 1 calc(33.333% - 20px);
    max-width: calc(33.333% - 20px);
    background: var(--arch-white);
    padding: 50px 40px;
    border-top: 3px solid transparent;
    transition: var(--transition-slow);
}
.arch-service-card:hover {
    background: var(--arch-black);
    border-top-color: var(--arch-accent);
    transform: translateY(-10px);
}

.service-icon { margin-bottom: 25px; }
.service-icon i {
    font-size: 40px;
    color: var(--arch-accent);
    transition: var(--transition-fast);
}

.arch-service-card h3 {
    font-size: 1.8rem;
    margin-bottom: 15px;
    transition: var(--transition-fast);
}
.arch-service-card:hover h3 { color: var(--arch-white); font-style: italic; }

.arch-service-card p {
    color: var(--arch-gray);
    font-size: 0.95rem;
    margin-bottom: 25px;
    transition: var(--transition-fast);
}
.arch-service-card:hover p { color: #aaaaaa; }

.service-list { list-style: none; margin-bottom: 30px; }
.service-list li {
    font-size: 13px;
    color: var(--arch-gray-dark);
    margin-bottom: 8px;
    display: flex; align-items: center; gap: 10px;
    transition: var(--transition-fast);
}
.service-list li i { color: var(--arch-accent); font-size: 10px; }
.arch-service-card:hover .service-list li { color: #cccccc; }

.service-link {
    font-family: var(--font-body);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--arch-black);
    text-decoration: none;
    transition: var(--transition-fast);
}
.arch-service-card:hover .service-link { color: var(--arch-accent); }

/* --- PORTFOLIO GALLERY --- */
.portfolio-arch-section { padding: 120px 0; background: var(--arch-white); }
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.portfolio-item {
    position: relative;
    overflow: hidden;
    aspect-ratio: 3/4;
    cursor: pointer;
}

.portfolio-item img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
    filter: brightness(0.9) grayscale(10%);
}

.portfolio-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(17,17,17,0.9) 0%, rgba(17,17,17,0.2) 50%, rgba(17,17,17,0) 100%);
    display: flex; flex-direction: column; justify-content: flex-end;
    padding: 40px;
    opacity: 0; transform: translateY(20px);
    transition: var(--transition-fast);
}

.portfolio-item:hover img { transform: scale(1.05); filter: grayscale(0); }
.portfolio-item:hover .portfolio-overlay { opacity: 1; transform: translateY(0); }

.portfolio-info .category {
    font-size: 11px; font-family: var(--font-body);
    color: var(--arch-accent); letter-spacing: 2px; text-transform: uppercase; font-weight: 600;
    margin-bottom: 5px; display: block;
}
.portfolio-info h3 { color: var(--arch-white); font-size: 1.8rem; margin-bottom: 10px; }
.portfolio-info p { color: #dddddd; font-family: var(--font-body); font-size: 13px; }

/* --- CTA SECTION --- */
.cta-arch-section {
    padding: 150px 0;
    position: relative;
    background-size: cover; background-position: center; background-attachment: fixed;
}
.cta-overlay { position: absolute; inset:0; background: rgba(17,17,17,0.85); z-index: 1;}
.cta-arch-section h2 { color: var(--arch-white); font-size: 4rem; margin-bottom: 20px; }
.cta-arch-section p { color: #cccccc; max-width: 600px; margin: 0 auto 40px; font-size: 1.2rem; }
.cta-actions { display: flex; justify-content: center; gap: 20px; }
.relative { position: relative; }
.z-10 { z-index: 10; }

/* --- FOOTER --- */
.arch-footer { background: var(--arch-black); color: #aaaaaa; padding-top: 80px; }
.footer-top { padding-bottom: 60px; border-bottom: 1px solid rgba(255,255,255,0.05); }
.footer-grid { display: grid; grid-template-columns: 1.5fr 2.5fr 1.2fr; gap: 50px; }

.footer-brand { color: var(--arch-white); font-size: 1.2rem; letter-spacing: 3px; font-weight: 600; margin-bottom: 20px; }
.footer-desc { font-size: 0.9rem; line-height: 1.8; margin-bottom: 25px; }

.arch-social a {
    display: inline-flex; width: 40px; height: 40px;
    align-items: center; justify-content: center;
    border: 1px solid rgba(255,255,255,0.1);
    color: #aaaaaa; border-radius: 50%;
    margin-right: 10px; transition: var(--transition-fast);
}
.arch-social a:hover { background: var(--arch-accent); color: var(--arch-white); border-color: var(--arch-accent); transform: translateY(-3px); }

.footer-col h4 { color: var(--arch-white); font-size: 1.1rem; margin-bottom: 25px; font-family: var(--font-body); letter-spacing: 1px; text-transform: uppercase; }
.contact-info { list-style: none; }
.footer-submenu { 
    list-style: none; 
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: 20px;
    row-gap: 10px;
}
.footer-submenu li { margin-bottom: 0; }
.footer-submenu li a { color: #aaaaaa; text-decoration: none; font-size: 13px; transition: var(--transition-fast);text-transform: uppercase; letter-spacing: 1px; }
.footer-submenu li a:hover { color: var(--arch-accent); padding-left: 5px; }

.contact-info li { display: flex; align-items: flex-start; gap: 15px; margin-bottom: 15px; font-size: 14px; line-height: 1.6; }
.contact-info li i { color: var(--arch-accent); margin-top: 5px; }

.footer-bottom { background: #0a0a0a; padding: 25px 0; font-size: 12px; color: #666; }
.legal-links a { color: #888; text-decoration: none; transition: var(--transition-fast); }
.legal-links a:hover { color: var(--arch-white); }

/* --- RESPONSIVE MOBILE --- */
.show-mobile { display: none; }

@media (max-width: 1024px) {
    .hero-title { font-size: 3.5rem; }
    .about-flex { flex-direction: column; }
    .arch-stats-bar { transform: none; bottom: 0; left: 0; right: 0; justify-content: space-around; padding: 20px; }
    
    .arch-service-card {
        flex: 1 1 calc(50% - 15px);
        max-width: calc(50% - 15px);
    }
}

@media (max-width: 768px) {
    /* Navbar Toggle Setup */
    .header-main { height: 75px; }
    .mobile-menu-btn { display: block; font-size: 24px; color: var(--arch-black); cursor: pointer; }
    
    .main-menu {
        position: fixed; top: 75px; left: 0; width: 100%; height: calc(100vh - 75px);
        background: var(--arch-white);
        flex-direction: column;
        padding: 30px 20px 80px;
        overflow-y: auto;
        display: none;
        gap: 0;
    }
    .main-menu.show { display: flex; }
    
    .main-menu > li { border-bottom: 1px solid #eeeeee; }
    .main-menu > li > a { display: flex; justify-content: space-between; padding: 18px 10px; font-size: 15px; }
    .main-menu > li > a::after { display: none; }
    
    .submenu {
        position: static; opacity: 1; visibility: visible;
        box-shadow: none; border: none; background: transparent;
        padding: 0; display: none;
    }
    .submenu.open { display: block; }
    .submenu li a { padding: 12px 20px; font-size: 13px; color: var(--arch-gray); }
    .submenu li a:hover { padding-left: 20px; background: transparent; color: var(--arch-accent); }
    
    /* Layout */
    .hero-title { font-size: 2.8rem; }
    .hero-subtitle { font-size: 1rem; }
    .hero-buttons { flex-direction: column; width: 100%; }
    .btn-arch-outline { text-align: center; }
    .arch-stats-bar { display: none; /* Hide stats on lowest screen for clean view */ }
    
    .about-arch-section { padding: 80px 0; }
    .about-left h2 { font-size: 2.2rem; }
    
    .portfolio-grid { grid-template-columns: 1fr; }
    .hide-mobile { display: none; }
    .show-mobile { display: block; }
    
    .arch-service-card {
        flex: 1 1 100%;
        max-width: 100%;
    }
    
    .cta-arch-section h2 { font-size: 2.5rem; }
    .cta-actions { flex-direction: column; }
    
    .footer-grid { grid-template-columns: 1fr; gap: 40px; text-align: center; }
    .footer-col.pl-4 { padding-left: 0; }
    .contact-info li { flex-direction: column; align-items: center; text-align: center; gap: 5px; }
}

/* Animations Scroll Reveal */
.reveal { opacity: 0; transition: var(--transition-slow); }
.reveal.active { opacity: 1; transform: translate(0,0) scale(1) !important; }
.reveal-up { transform: translateY(50px); }
.reveal-left { transform: translateX(-50px); }
.reveal-right { transform: translateX(50px); }
.reveal-scale { transform: scale(0.95); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* Kvkk Modals Keep Existing Structure but Color Sync */
.kvkk-modal { display: none; position: fixed; z-index: 10000; left: 0; top: 0; width: 100%; height: 100%; background-color: rgba(0,0,0,0.8); }
.kvkk-modal-content { background-color: var(--arch-white); margin: 10% auto; padding: 40px; width: 90%; max-width: 800px; border-radius: 0; }
.kvkk-close { color: var(--arch-gray); float: right; font-size: 28px; cursor: pointer; }
.kvkk-close:hover { color: var(--arch-accent); }
.kvkk-modal-content h2 { color: var(--arch-black); border-bottom: 1px solid var(--arch-accent); padding-bottom: 15px; margin-bottom: 20px; font-family: var(--font-heading); }
.kvkk-text { color: var(--arch-gray-dark); font-family: var(--font-body); line-height: 1.6; }