/* =========================================
   RENK PALETİ VE TEMEL AYARLAR
   ========================================= */
:root {
    --dark-green: #2B5B32;    
    --light-green: #70A040;   
    --yellow-gold: #F4B333;   
    --glass-bg: rgba(255, 255, 255, 0.45); 
    --glass-border: rgba(255, 255, 255, 0.2); 
    --text-main: #2A3B2D;     
    --white: #FFFFFF;
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Poppins', sans-serif; }

body {
    background-color: #f0f4f1; 
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden; 
    position: relative;
    min-height: 100vh;
}

.container { width: 90%; max-width: 1200px; margin: 0 auto; }

/* =========================================
   ARKA PLAN BLOBLARI VE ANİMASYONLAR
   ========================================= */
.bg-blobs {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    z-index: -1; overflow: hidden; filter: blur(80px); 
}
.blob { position: absolute; border-radius: 50%; opacity: 0.5; animation: blobMovement 15s infinite alternate ease-in-out; }
.blob1 { width: 500px; height: 500px; background-color: var(--dark-green); top: -100px; right: -100px; animation-delay: 0s; }
.blob2 { width: 400px; height: 400px; background-color: var(--light-green); bottom: -50px; left: -100px; animation-delay: -5s; }
.blob3 { width: 300px; height: 300px; background-color: var(--yellow-gold); top: 50%; left: 40%; animation-delay: -10s; }

@keyframes blobMovement { 0% { transform: translate(0, 0); } 100% { transform: translate(50px, 50px); } }
@keyframes slideInTop { from { opacity: 0; transform: translateY(-30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.slide-in-top { animation: slideInTop 1s ease-out; }
.fade-in { animation: fadeIn 1.5s ease; }
.fade-in-down { animation: slideInTop 1s ease-out 0.3s both; }

.hidden { opacity: 0; transform: translateY(30px); transition: all 1s ease; }
.show { opacity: 1; transform: translateY(0); }

/* =========================================
   MENÜ (HEADER) - GLASS EFFECT
   ========================================= */
header {
    background-color: var(--glass-bg);
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    position: sticky; top: 0; z-index: 100;
}
.navbar { display: flex; justify-content: space-between; align-items: center; padding: 10px 0; }
nav ul { list-style: none; display: flex; gap: 30px; }
nav ul li a { text-decoration: none; color: var(--text-main); font-weight: 500; font-size: 0.95rem; transition: all 0.3s ease; padding: 5px 10px; border-radius: 20px; }
nav ul li a:hover { color: var(--dark-green); }
nav ul li a.active { color: var(--white); background-color: var(--dark-green); }
.mobile-menu-btn { display: none; font-size: 24px; cursor: pointer; color: var(--dark-green); }

/* =========================================
   BUTONLAR
   ========================================= */
.btn { display: inline-block; padding: 12px 28px; border-radius: 30px; text-decoration: none; font-weight: 600; font-size: 0.9rem; transition: all 0.4s ease; border: 2px solid transparent; }
.btn-primary { background-color: var(--dark-green); color: var(--white); }
.glow-on-hover:hover { box-shadow: 0 0 15px rgba(43, 91, 50, 0.4); transform: translateY(-2px); }
.btn-secondary { background-color: var(--yellow-gold); color: var(--text-main); }
.btn-secondary:hover { background-color: transparent; border-color: var(--yellow-gold); }
.btn-outline { background-color: transparent; color: var(--dark-green); border-color: var(--dark-green); }
.btn-outline:hover { background-color: var(--dark-green); color: var(--white); }

/* =========================================
   ANA SAYFA - HERO SLIDER (YENİ OK STİLLERİ DAHİL)
   ========================================= */
.hero-slider {
    position: relative; width: 100%; height: 85vh; min-height: 550px;
    display: flex; align-items: center; justify-content: center;
    overflow: hidden; margin-bottom: 60px; border-radius: 0 0 30px 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}
.slides-container { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 1; }
.slide { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background-size: cover; background-position: center; opacity: 0; transition: opacity 1.5s ease-in-out; }
.slide.active { opacity: 1; }
.slide::after { content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: rgba(15, 35, 20, 0.55); }

/* Cam Efektli Kaydırma Okları */
.slider-arrow {
    position: absolute; top: 50%; transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.15); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.25); color: var(--white);
    font-size: 1.8rem; padding: 12px 18px; cursor: pointer; border-radius: 50%;
    z-index: 10; transition: all 0.3s ease; display: flex; align-items: center; justify-content: center;
}
.slider-arrow:hover {
    background: var(--white); color: var(--dark-green); box-shadow: 0 0 15px rgba(255,255,255,0.4);
}
.prev-btn { left: 30px; }
.next-btn { right: 30px; }

.slider-overlay { position: relative; z-index: 2; text-align: center; width: 100%; padding: 0 40px; }
.slider-overlay h1 { font-size: 4rem; font-weight: 700; color: var(--white); margin-bottom: 20px; text-shadow: 2px 2px 15px rgba(0,0,0,0.6); }
.slider-overlay h1 .highlight { color: var(--light-green); }
.slider-overlay p { font-size: 1.2rem; color: var(--white); max-width: 800px; margin: 0 auto 40px auto; text-shadow: 1px 1px 10px rgba(0,0,0,0.6); }
.hero-btns { display: flex; gap: 15px; justify-content: center; }

.glass-card {
    background-color: var(--glass-bg); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border); border-radius: 25px; padding: 60px;
    display: flex; align-items: center; gap: 60px; margin-bottom: 80px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.03); transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.glass-card:hover { transform: translateY(-5px); box-shadow: 0 15px 40px rgba(0,0,0,0.06); }
.about-text h2 { color: var(--dark-green); font-size: 2.2rem; margin-bottom: 25px; }
.about-text p { margin-bottom: 30px; color: #3D4B3F; }
.about-image { flex: 1; }
.image-placeholder { width: 100%; height: 350px; background: linear-gradient(135deg, var(--light-green), var(--dark-green)); display: flex; align-items: center; justify-content: center; border-radius: 20px; color: var(--white); text-align: center; overflow: hidden; position: relative; }
.image-placeholder img { width: 100%; height: 100%; object-fit: cover; display: none; }

/* =========================================
   ALT SAYFA ORTAK YAPILARI
   ========================================= */
.page-header { text-align: center; padding: 120px 0 40px; }
.page-header h1 { font-size: 3rem; color: var(--text-main); margin-bottom: 15px; }
.page-header p { font-size: 1.1rem; color: #4A5B4E; max-width: 600px; margin: 0 auto; }
.projects-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 30px; margin-bottom: 100px; }
.project-card { background-color: var(--glass-bg); backdrop-filter: blur(10px); border: 1px solid var(--glass-border); border-radius: 20px; overflow: hidden; transition: transform 0.4s ease, box-shadow 0.4s ease; display: flex; flex-direction: column; }
.project-card:hover { transform: translateY(-10px); box-shadow: 0 15px 35px rgba(0,0,0,0.08); }
.project-image { width: 100%; height: 220px; background: linear-gradient(135deg, var(--light-green), var(--dark-green)); display: flex; align-items: center; justify-content: center; color: var(--white); position: relative; }
.project-image img { width: 100%; height: 100%; object-fit: cover; display: none; }
.badge { position: absolute; top: 15px; right: 15px; background: var(--yellow-gold); color: var(--text-main); padding: 6px 14px; border-radius: 20px; font-size: 0.8rem; font-weight: 600; box-shadow: 0 4px 10px rgba(0,0,0,0.1); }
.project-content { padding: 30px; flex: 1; display: flex; flex-direction: column; }
.project-content h3 { color: var(--dark-green); margin-bottom: 15px; font-size: 1.4rem; }
.project-content p { font-size: 0.95rem; margin-bottom: 25px; color: #3D4B3F; flex: 1; }
.mission-vision { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; margin-bottom: 60px; }
.mv-card { text-align: center; padding: 50px 30px; border-radius: 25px; }
.mv-card h3 { color: var(--dark-green); font-size: 2rem; margin-bottom: 20px; }
.team-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 30px; margin-bottom: 100px; text-align: center; }
.team-member { padding: 40px 20px; border-radius: 25px; }
.member-image { width: 130px; height: 130px; background: linear-gradient(135deg, var(--yellow-gold), var(--light-green)); border-radius: 50%; margin: 0 auto 20px; border: 4px solid var(--white); box-shadow: 0 5px 15px rgba(0,0,0,0.1); display: flex; align-items: center; justify-content: center; color: white; font-size: 0.8rem; overflow: hidden; }
.member-image img { width: 100%; height: 100%; object-fit: cover; display: none; }
.team-member h4 { color: var(--dark-green); font-size: 1.2rem; margin-bottom: 5px; }
.team-member p { font-size: 0.9rem; color: #555; }
.contact-wrapper { display: flex; gap: 40px; margin-bottom: 100px; }
.contact-info, .contact-form-container { flex: 1; padding: 50px; border-radius: 25px; }
.contact-info h3, .contact-form-container h3 { color: var(--dark-green); font-size: 2rem; margin-bottom: 30px; }
.info-item { margin-bottom: 25px; }
.info-item h4 { color: var(--text-main); font-size: 1.1rem; margin-bottom: 5px; }
.info-item p { color: #4A5B4E; }
.form-group { margin-bottom: 20px; }
.form-group input, .form-group textarea { width: 100%; padding: 16px; border-radius: 12px; border: 1px solid var(--glass-border); background: rgba(255, 255, 255, 0.5); font-family: 'Poppins', sans-serif; font-size: 1rem; color: var(--text-main); outline: none; transition: all 0.3s; }
.form-group input:focus, .form-group textarea:focus { background: rgba(255, 255, 255, 0.9); border-color: var(--light-green); box-shadow: 0 0 10px rgba(112, 160, 64, 0.2); }

/* =========================================
   FOOTER
   ========================================= */
footer { background-color: rgba(43, 91, 50, 0.9); backdrop-filter: blur(5px); color: var(--white); text-align: center; padding: 25px 0; margin-top: auto; }
footer p { font-size: 0.85rem; opacity: 0.8; }

/* =========================================
   MOBİL UYUMLULUK (RESPONSIVE) GÜNCELLEMELERİ
   ========================================= */
@media (max-width: 900px) {
    .contact-wrapper { flex-direction: column; }
}
@media (max-width: 768px) {
    .hero-slider { height: 70vh; min-height: 450px; border-radius: 0 0 20px 20px; }
    .slider-arrow { padding: 8px 12px; font-size: 1.2rem; }
    .prev-btn { left: 15px; }
    .next-btn { right: 15px; }
    .slider-overlay { padding: 0 20px; }
    .slider-overlay h1 { font-size: 2.2rem; }
    .slider-overlay p { font-size: 0.95rem; margin-bottom: 30px; }
    .hero-btns { flex-direction: column; gap: 15px; }
    .hero-btns .btn { width: 100%; }
    .glass-card { flex-direction: column; padding: 30px; gap: 30px; }
    .mobile-menu-btn { display: block; }
    nav { display: none; position: absolute; top: 100%; left: 0; width: 100%; background-color: rgba(255,255,255,0.95); backdrop-filter: blur(10px); }
    nav.active { display: block; animation: slideInTop 0.5s ease; }
    nav ul { flex-direction: column; gap: 0; padding: 20px; text-align: center; }
    nav ul li a { display: block; padding: 15px; border-radius: 0; }
}