/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Roboto+Slab:wght@700&family=Lato:wght@400;700&display=swap');

/* Tema Renkleri */
:root {
    --primary-color: #2E2E2E; 
    --secondary-color: #1A1A1A; 
    --accent-color: #B87333; 
    --text-color: #FFFFFF; 
    --soft-gray: #F2F2F2; 
    --divider-color: #444444; 
    --background-overlay: rgba(0, 0, 0, 0.6);
    --hover-color: #FFFFFF; 
    --header-border-color: #FFFFFF; 
    --header-border-width: 1px; 
    --header-padding-bottom: 10px;
}

/* Genel Stil */
body {
    margin: 0;
    font-family: 'Lato', sans-serif;
    box-sizing: border-box;
    overflow-x: hidden;
    background-color: var(--secondary-color);
    color: var(--text-color);
    position: relative;
}

/* Global Box-sizing */
*,
*::before,
*::after {
    box-sizing: border-box;
}

/* Header */
header {
    display: flex;
    justify-content: center; /* Tüm header içeriğini ortala */
    align-items: center;
    height: 120px; 
    padding: 0 25px;
    background-color: var(--primary-color);
    border-bottom: 2px solid var(--divider-color);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

/* Logo */
.logo {
    margin-right: 200px; /* Solda logo, sağda menü */
}
.logo img {
    width: 200px; 
    height: 200px;
}

/* Navigasyon Menüsü */
.navigation {
    display: flex;
    gap: 30px;
    align-items: center;
}
.nav-item {
    text-decoration: none;
    color: var(--text-color);
    background-color: var(--primary-color);
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 1em;
    font-weight: 700;
    transition: all 0.3s ease-in-out;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.2);
    font-family: 'Roboto Slab', serif;
    text-transform: uppercase;
}
.nav-item:hover {
    background-color: var(--accent-color);
    color: var(--hover-color);
    transform: scale(1.05);
}
.nav-item.active {
    background-color: var(--accent-color);
    color: var(--hover-color);
}

/* Hamburger Menü (Mobil) */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}
.hamburger .bar {
    height: 4px;
    width: 30px;
    background-color: var(--text-color);
    margin: 5px 0;
    transition: 0.4s;
}
.hamburger.active .bar:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}
.hamburger.active .bar:nth-child(2) {
    opacity: 0;
}
.hamburger.active .bar:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}
.hamburger .bar {
    transition: all 0.3s ease;
}

/* Üst Mesaj Bölümü */
.top-message-section {
    position: relative;
    width: 100%;
    padding: 60px 25px 30px;
    background: url('images/concrete-texture.jpg') center/cover no-repeat;
    margin-top: 80px;
    background-attachment: fixed;
}
.top-message-section::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--background-overlay);
    z-index: 0;
}
.top-message-content {
    position: relative;
    text-align: center;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    animation: fadeInUp 1.5s ease forwards;
}
.top-message-content h1 {
    font-size: 3.5em;
    margin-bottom: 25px;
    color: var(--accent-color);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    text-transform: uppercase;
    font-family: 'Roboto Slab', serif;
    border-bottom: var(--header-border-width) solid var(--header-border-color);
    padding-bottom: var(--header-padding-bottom);
    display: inline-block;
}
.top-message-content h1:hover {
    color: var(--hover-color);
}
.top-message-content p {
    font-size: 1.3em;
    line-height: 1.8;
    max-width: 650px;
    margin: 0 auto;
    color: var(--soft-gray);
    font-family: 'Lato', sans-serif;
}
.top-message-content p:hover {
    color: var(--text-color);
}

/* İnce Çizgi (Divider) */
.section-divider {
    width: 80%;
    border-top: 1px solid var(--divider-color);
    margin: 0 auto 25px auto;
    opacity: 0.8;
}
/* Belirgin Ayrılmış About Bölümü */
.distinctive-section {
    background-color: var(--secondary-color);
    border-radius: 10px;
    padding: 50px 25px;
    box-shadow: 0px 4px 12px rgba(0, 0, 0, 0.3);
    margin-top: 50px;
}
/* Kurumsal Tanıtım */
.about-us,
.about-us-main {
    text-align: center;
    color: var(--text-color);
    animation: fadeInUp 1.5s ease;
}
.about-title,
.about-title-main,
.about-us h2 {
    font-size: 3em;
    margin-bottom: 25px;
    color: var(--accent-color);
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.6);
    text-transform: uppercase;
    font-family: 'Roboto Slab', serif;
    transition: color 0.3s ease;
    border-bottom: var(--header-border-width) solid var(--header-border-color);
    padding-bottom: var(--header-padding-bottom);
    display: inline-block;
}
.about-title:hover,
.about-title-main:hover,
.about-us h2:hover {
    color: var(--hover-color);
}
.about-description,
.about-description-main,
.hizmet-item p {
    font-size: 1.3em;
    line-height: 1.8;
    margin-bottom: 50px;
    animation: fadeInUp 2s ease;
    color: var(--soft-gray);
    font-family: 'Lato', sans-serif;
}
.about-description:hover,
.about-description-main:hover,
.hizmet-item p:hover {
    color: var(--text-color);
}
/* Vizyon ve Misyon */
.vision-mission-container {
    display: flex;
    justify-content: space-between;
    margin: 50px auto;
    max-width: 1200px;
    gap: 30px;
    animation: fadeInUp 2s ease;
}
.vision,
.mission {
    width: 45%;
    background-color: var(--secondary-color);
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.3);
    text-align: center;
    animation: fadeInUp 2s ease;
    transition: transform 0.3s ease, background-color 0.3s ease, box-shadow 0.3s ease;
}
.vision:hover,
.mission:hover {
    transform: scale(1.05);
    background-color: var(--primary-color);
    box-shadow: 0px 6px 10px rgba(0, 0, 0, 0.4);
}
.vision h3,
.mission h3 {
    font-size: 2em;
    color: var(--accent-color);
    margin-bottom: 20px;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.6);
    text-transform: uppercase;
    font-family: 'Roboto Slab', serif;
    transition: color 0.3s ease;
    border-bottom: var(--header-border-width) solid var(--header-border-color);
    padding-bottom: var(--header-padding-bottom);
    display: inline-block;
}
.vision:hover h3,
.mission:hover h3 {
    color: var(--hover-color);
}
.vision p,
.mission p {
    font-size: 1.1em;
    line-height: 1.6;
    color: var(--soft-gray);
    transition: color 0.3s ease;
    font-family: 'Lato', sans-serif;
}
.vision:hover p,
.mission:hover p {
    color: var(--text-color);
}
/* Öne Çıkanlar */
.highlights {
    display: flex;
    justify-content: center;
    gap: 25px;
    flex-wrap: wrap;
    margin: 30px auto;
    max-width: 1200px;
    animation: fadeInUp 2s ease;
}
.highlight-item {
    width: calc(33.33% - 25px);
    background-color: var(--secondary-color);
    padding: 25px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 2.5s ease;
    transition: transform 0.3s ease, background-color 0.3s ease, box-shadow 0.3s ease;
}
.highlight-item h3 {
    font-size: 1.8em;
    color: var(--accent-color);
    margin-bottom: 15px;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.6);
    text-transform: uppercase;
    font-family: 'Roboto Slab', serif;
    border-bottom: var(--header-border-width) solid var(--header-border-color);
    padding-bottom: var(--header-padding-bottom);
    display: inline-block;
}
.highlight-item:hover {
    background-color: var(--primary-color);
    color: var(--hover-color);
    transform: scale(1.05);
    box-shadow: 0px 6px 12px rgba(0, 0, 0, 0.4);
}
.highlight-item:hover h3 {
    color: var(--hover-color);
}
.highlight-item p {
    font-size: 1.1em;
    line-height: 1.5;
    color: var(--soft-gray);
    font-family: 'Lato', sans-serif;
}
.highlight-item p:hover {
    color: var(--text-color);
}
/* Hizmetler / Proje Kutucukları */
.hizmetler-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    padding: 50px 25px;
    margin: 50px auto;
    max-width: 1200px;
    background-color: var(--secondary-color);
    border-radius: 10px;
    box-shadow: 0px 4px 12px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 1.5s ease;
}
.hizmet-item {
    background-color: var(--primary-color);
    padding: 20px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, background-color 0.3s ease, box-shadow 0.3s ease;
}
.hizmet-item img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 10px 10px 0 0;
}
.hizmet-item h3 {
    font-size: 1.8em;
    color: var(--accent-color);
    margin-bottom: 15px;
    text-transform: uppercase;
    font-family: 'Roboto Slab', serif;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.6);
    border-bottom: var(--header-border-width) solid var(--header-border-color);
    padding-bottom: var(--header-padding-bottom);
    display: inline-block;
}
.hizmet-item h3:hover {
    color: var(--hover-color);
}
.feature-list {
    background-color: var(--primary-color);
    border-radius: 8px;
    padding: 20px;
    margin-top: 15px;
    box-shadow: 0px 4px 8px rgba(0,0,0,0.2);
    text-align: left;
}
.feature-item {
    position: relative;
    padding: 10px 0 10px 30px;
    margin-bottom: 12px;
    font-size: 1.1em;
    line-height: 1.6;
    color: var(--soft-gray);
    font-family: 'Lato', sans-serif;
}
.feature-item::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 10px;
    height: 10px;
    background-color: var(--accent-color);
    border-radius: 50%;
    transition: background-color 0.3s ease;
}
.feature-item:hover {
    color: var(--text-color);
}
.feature-item:hover::before {
    background-color: var(--hover-color);
}
.hizmet-item:hover {
    background-color: var(--secondary-color);
    color: var(--hover-color);
    transform: scale(1.05);
    box-shadow: 0px 6px 12px rgba(0,0,0,0.4);
}
.hizmet-item:hover .feature-item {
    color: var(--text-color);
}
.hizmet-item:hover .feature-item::before {
    background-color: var(--hover-color);
}
/* Proje Galerisi */
.project-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    padding: 30px 25px;
    margin: 0 auto;
    max-width: 1200px;
}
.project-gallery img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: 6px;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.project-gallery img:hover {
    transform: scale(1.3);
    box-shadow: 0 8px 15px rgba(255, 255, 255, 0.2);
}
/* Instagram İkonu Bölümü */
.instagram-section {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 25px 0;
    background-color: var(--secondary-color);
    max-width: 2000px;
    margin: 0 auto;
    width: 100%;
}
.instagram-section a {
    display: inline-block;
}
.instagram-icon {
    width: 45px;
    height: 45px;
    transition: transform 0.3s ease, opacity 0.3s ease;
}
.instagram-icon:hover {
    transform: scale(1.1);
    opacity: 0.8;
}
/* Büyük harfle yazılan tüm başlıklara beyaz ince border ekle */
h1, h2, h3, h4, h5, h6,
.bordered {
    border-bottom: var(--header-border-width) solid var(--header-border-color);
    padding-bottom: var(--header-padding-bottom);
    display: inline-block;
}

/* Masaüstü vs Mobil Ayrımı */
.desktop-layout {
  display: block;   /* Masaüstünde göster */
}
.mobile-layout {
  display: none;    /* Masaüstünde gizle */
}

/* Mobil Görünüm */
@media (max-width: 768px) {

    .desktop-layout {
      display: none; /* Mobilde masaüstü düzeni gizle */
    }
    .mobile-layout {
      display: block; /* Mobilde kart kart göster */
    }

    .about-title,
    .about-title-main {
        font-size: 2.5em;
    }
    .about-description,
    .about-description-main,
    .hizmet-item p {
        font-size: 1em;
    }
    .vision-mission-container {
        flex-direction: column;
        align-items: center;
    }
    .vision,
    .mission {
        width: 100%;
    }
    .highlights {
        flex-direction: column;
    }
    .highlight-item {
        width: 100%;
    }
    .top-message-content h1 {
        font-size: 2.5em;
    }
    .top-message-content p {
        font-size: 1em;
    }

    /* Hamburger Menü Görünür */
    .hamburger {
        display: flex;
    }
    .navigation {
        position: fixed;
        top: 120px; 
        right: -100%;
        height: 100vh;
        width: 70%;
        max-width: 300px;
        background-color: var(--secondary-color);
        flex-direction: column;
        align-items: center;
        justify-content: start;
        padding-top: 15px;
        transition: right 0.3s ease-in-out;
        overflow: hidden;
    }
    .navigation.active {
        right: 0;
    }
    .nav-item {
        margin: 10px 0;
        padding: 8px 15px;
        font-size: 0.9em;
        width: 100%;
        text-align: center;
    }

    /* Logo mobilde yine solda kalsın */
    .logo {
      margin-right: 100px; 
    }
    .logo img {
      max-width: 150px; 
      height: auto;
    }

    /* Tek sütun => inşaat hizmetleri gibi */
    .hizmetler-container {
        grid-template-columns: 1fr;
    }

    /* Mobilde kapak & galeri resimleri => otomatik yükseklik */
    .hizmet-item img,
    .project-gallery img {
        height: auto !important;
    }

    /* Mobilde hover zoom iptal */
    .project-gallery img:hover {
        transform: none !important;
        box-shadow: none !important;
    }
}

/* Sayfa Kaydırmasını Engelle */
body.no-scroll {
    overflow: hidden;
}

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

/* Video için basit stil */
.project-video {
  margin: 20px 0;
  display: flex;
  justify-content: center;
}
.project-video video {
  width: 100%;
  max-width: 800px;
  border-radius: 6px;
  outline: none;
  box-shadow: 0 8px 15px rgba(255, 255, 255, 0.2);
}

/* -----------------------------------------------------
   LANGUAGE DROPDOWN
   ----------------------------------------------------- */
.language-dropdown {
  position: relative;
  margin-left: 20px;
}

.language-dropdown .lang-icon {
  width: 28px;
  height: 28px;
  cursor: pointer;
  transition: opacity 0.2s ease;
}

/* Dropdown Menu (TR / EN) */
.dropdown-menu {
  position: absolute;
  top: 40px; /* Iconun altı */
  right: 0;
  background-color: var(--primary-color);
  list-style: none;
  margin: 0;
  padding: 5px 0;
  border-radius: 6px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.4);
  display: none; /* Başta gizli */
  z-index: 9999;
}

.dropdown-menu li {
  padding: 8px 15px;
  color: var(--text-color);
  cursor: pointer;
  font-size: 0.95rem;
  transition: background-color 0.3s ease;
}
.dropdown-menu li:hover {
  background-color: var(--accent-color);
}

/* AÇIKKEN display:block */
.language-dropdown.open .dropdown-menu {
  display: block;
}
/* Harita Bölümü Stilleri */
.map-section {
    margin: 50px auto;
    padding: 25px;
    max-width: 1200px;
    text-align: center;
  }
  
  .map-section .about-title-main {
    margin-bottom: 25px;
    font-size: 2.5em;
    border: none;
    padding-bottom: 10px;
  }
  
  .map-container {
    width: 100%;
    height: 400px;
    border: 0;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0px 4px 12px rgba(0, 0, 0, 0.3);
  }
  
  .map-container iframe {
    width: 100%;
    height: 100%;
    border: 0;
  }
  
  /* Mobil Harita Boyutlandırması */
  @media (max-width: 768px) {
    .map-container {
      height: 300px;
    }
  }