/* ==========================================================================
   RESET & DEĞİŞKENLER
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root 
{
    --primary-color: #0b132b;    /* Logodaki Derin Gece Mavisi */
    --secondary-color: #1c2541;  /* Açık Ton Lacivert */
    --accent-color: #d4af37;     /* Logodaki Altın Sarısı */
    --accent-hover: #f3cd44;     /* Buton Hover Altın Sarısı */
    --text-light: #ffffff;       /* Beyaz Yazı */
    --text-dark: #333333;        /* Koyu Gri Yazı */
    --bg-light: #f8f9fa;         /* Hafif Gri Arka Plan */
    --font-main: 'Montserrat', sans-serif;
}

body 
{
    font-family: var(--font-main);
    color: var(--text-dark);
    background-color: #ffffff;
    line-height: 1.6;
}

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

ul 
{
    list-style: none;
}

.container 
{
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==========================================================================
   HEADER & NAVIGASYON
   ========================================================================== */
.main-header 
{
    background-color: var(--primary-color);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 2px solid var(--accent-color);
}

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

.site-logo 
{
    height: 100px; /* 60px'den 100px'e çıkardık */
    width: auto;
    display: block;
}

.main-nav ul 
{
    display: flex;
    gap: 30px;
}

.main-nav a 
{
    color: var(--text-light);
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    transition: color 0.3s ease;
    letter-spacing: 0.5px;
}

.main-nav a:hover,
.main-nav a.active 
{
    color: var(--accent-color);
}

/* ==========================================================================
   HERO SECTION (ANA KARŞILAMA)
   ========================================================================== */
.hero-section 
{
    background: linear-gradient(rgba(11, 19, 43, 0.8), rgba(11, 19, 43, 0.9)), url('../img/hero-bg.jpg') no-repeat center center/cover;
    height: 70vh;
    display: flex;
    align-items: center;
    color: var(--text-light);
    text-align: center;
}

.hero-section h1 
{
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.hero-section p 
{
    font-size: 20px;
    margin-bottom: 40px;
    color: #cbd5e1;
}

/* BUTONLAR */
.btn-gold 
{
    background-color: var(--accent-color);
    color: var(--primary-color);
    padding: 12px 30px;
    font-weight: 700;
    border-radius: 4px;
    text-transform: uppercase;
    transition: background-color 0.3s ease, transform 0.2s ease;
    display: inline-block;
}

.btn-gold:hover 
{
    background-color: var(--accent-hover);
    transform: translateY(-2px);
}

/* ==========================================================================
   HAKKIMIZDA ÖZET
   ========================================================================== */
.about-summary 
{
    padding: 80px 0;
    background-color: var(--bg-light);
    text-align: center;
}

.about-content 
{
    max-width: 800px;
    margin: 0 auto;
}

.about-content h2 
{
    font-size: 32px;
    color: var(--primary-color);
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 15px;
}

.about-content h2::after 
{
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--accent-color);
}

.about-content p 
{
    font-size: 16px;
    color: #555555;
    margin-top: 20px;
    margin-bottom: 30px;
}

.btn-outline 
{
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 10px 25px;
    font-weight: 600;
    border-radius: 4px;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-outline:hover 
{
    background-color: var(--primary-color);
    color: var(--text-light);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.main-footer 
{
    background-color: var(--primary-color);
    color: var(--text-light);
    padding: 40px 0 20px 0;
    border-top: 4px solid var(--accent-color);
}

.footer-flex 
{
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-info h3 
{
    color: var(--accent-color);
    margin-bottom: 10px;
}

.footer-copy 
{
    text-align: right;
}

.footer-copy small 
{
    display: block;
    color: #94a3b8;
    margin-top: 5px;
}

/* ==========================================================================
   ÖNE ÇIKAN PROJELER (GRID & KARTLAR)
   ========================================================================== */
.featured-projects 
{
    padding: 80px 0;
    background-color: #ffffff;
}

.section-title 
{
    text-align: center;
    font-size: 36px;
    color: var(--primary-color);
    margin-bottom: 50px;
    font-weight: 700;
}

.projects-grid 
{
    display: grid;
    /* Ekran boyutuna göre otomatik 1, 2 veya 3 kolon yapar */
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.project-card 
{
    background: var(--bg-light);
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 25px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    /* Kartın içindeki yazıları dikey ortalamak için */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.project-card:hover 
{
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(11, 19, 43, 0.1);
    border-color: var(--accent-color);
}

.project-card h3 
{
    color: var(--primary-color);
    font-size: 22px;
    margin-bottom: 10px;
}

.project-card .location 
{
    color: #64748b;
    font-size: 15px;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 5px;
}

/* ROZETLER (Durum Bildirimi) */
.badge 
{
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-success 
{
    background-color: #d1fae5;
    color: #059669; /* Tamamlandı - Yeşil tonu */
}

.badge-warning 
{
    background-color: #fef3c7;
    color: #d97706; /* Devam Ediyor - Turuncu tonu */
}

/* ==========================================================================
   HAKKIMIZDA SAYFASI ÖZEL STİLLERİ
   ========================================================================== */
.about-banner 
{
    background: linear-gradient(rgba(11, 19, 43, 0.85), rgba(11, 19, 43, 0.95)), url('../img/hero-bg.jpg') no-repeat center center/cover;
    padding: 60px 0;
    text-align: center;
    color: var(--text-light);
    border-bottom: 3px solid var(--accent-color);
}

.about-banner h1 
{
    font-size: 38px;
    font-weight: 700;
    color: var(--accent-color);
    text-transform: uppercase;
}

.about-banner p 
{
    font-size: 16px;
    color: #cbd5e1;
    margin-top: 5px;
}

.about-page-content 
{
    padding: 60px 0;
    background-color: #ffffff;
    display: flex;
    justify-content: center; /* İçeriği tam ortaya alır */
}

.about-text-block 
{
    margin-bottom: 40px;
    max-width: %85; /* % işareti sayının sonuna gelmeli */
    padding: 0 20px;
    margin-left: auto;
    margin-right: auto;
}

.about-text-block h2 
{
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-weight: 700;
    position: relative;
}

.about-text-block p
{
    font-size: 16px;
    color: #475569;
    text-align: justify;
    margin-bottom: 25px; /* Paragraflar arası boşluk artırıldı */
    line-height: 2.2; /* Satır aralığı 1.8'den 2.2'ye çıkarıldı */
}

.about-signature 
{
    margin-top: 40px;
    padding-top: 25px;
    border-top: 1px solid #e2e8f0;
    max-width: %85; /* Metin bloğu ile aynı genişliğe getirdik */
    margin-left: auto;
    margin-right: auto; /* Sayfanın tam ortasına aldık */
    text-align: left; /* İmza metni kendi içinde sola hizalı kalsın */
}

.about-signature p 
{
    font-size: 15px;
    color: #64748b;
    margin-bottom: 5px;
}

.about-signature strong 
{
    font-size: 18px;
    color: var(--primary-color);
    display: block;
    font-weight: 700;
}

.about-signature span 
{
    font-size: 14px;
    color: var(--accent-color);
    font-weight: 600;
}

/* ==========================================================================
   İLETİŞİM SAYFASI STİLLERİ
   ========================================================================== */
.contact-section 
{
    padding: 80px 0;
}

.contact-grid 
{
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-details 
{
    margin-top: 30px;
}

.contact-details li 
{
    margin-bottom: 20px;
    font-size: 18px;
    color: var(--text-dark);
}

.contact-details strong 
{
    color: var(--primary-color);
    display: block;
    margin-bottom: 5px;
}

.map-placeholder 
{
    width: 100%;
    height: 300px;
    background-color: var(--bg-light);
    border: 2px solid var(--accent-color);
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--primary-color);
    font-weight: 700;
}