@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Rajdhani:wght@500;600;700&display=swap');

:root {
    --bg-main: #060608;
    --bg-surface: #0e0e12;
    --border-color: rgba(255, 255, 255, 0.06);
    --iem-red: #7f1616;
    --iem-red-glow: rgba(127, 22, 22, 0.3);
    --iem-olive: #605735;
    --text-primary: #ffffff;
    --text-secondary: #8a8a93;
    
    --font-display: 'Rajdhani', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body { 
    font-family: var(--font-body); background-color: var(--bg-main); 
    color: var(--text-primary); line-height: 1.7; overflow-x: hidden;
}

.container { width: 90%; max-width: 1300px; margin: 0 auto; }
.text-accent { color: var(--iem-red); }

h1, h2, h3, h4 { font-family: var(--font-display); letter-spacing: 1px; text-transform: uppercase; }
.section-title { font-size: 3rem; font-weight: 700; margin-bottom: 1rem; color: var(--text-primary); }
.section-subtitle { font-size: 1rem; color: var(--iem-red); letter-spacing: 3px; margin-bottom: 0.5rem; display: block; font-weight: 600;}
.category-title { font-size: 2rem; color: var(--text-primary); }

.tag { border: 1px solid var(--border-color); padding: 5px 15px; border-radius: 20px; font-size: 0.85rem; color: var(--text-secondary); }

.btn { 
    display: inline-flex; align-items: center; justify-content: center;
    padding: 14px 32px; font-family: var(--font-display); font-size: 1.1rem; font-weight: 600; 
    text-transform: uppercase; letter-spacing: 1.5px; text-decoration: none; 
    border-radius: 2px; transition: var(--transition); border: 1px solid transparent; cursor: pointer;
}
.btn-primary { background-color: var(--iem-red); color: #fff; box-shadow: 0 0 20px var(--iem-red-glow); }
.btn-primary:hover { background-color: #9c1c1c; transform: translateY(-2px); box-shadow: 0 5px 25px var(--iem-red-glow); }
.btn-outline { background-color: transparent; border-color: var(--border-color); color: var(--text-primary); backdrop-filter: blur(5px); }
.btn-outline:hover { border-color: var(--text-primary); transform: translateY(-2px); }

#navbar { 
    position: fixed; width: 100%; top: 0; z-index: 1000; 
    background: rgba(6, 6, 8, 0.8); backdrop-filter: blur(15px); -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--border-color); padding: 20px 0; transition: var(--transition);
}
.nav-container { display: flex; justify-content: space-between; align-items: center; }

.logo { display: flex; align-items: center; text-decoration: none; position: relative; }
.logo-iem { font-family: var(--font-display); font-size: 2.5rem; font-weight: 700; color: var(--text-primary); line-height: 1; }
.logo-iem span { color: var(--iem-red); }
.logo-text { font-family: var(--font-display); font-size: 0.85rem; letter-spacing: 4px; color: var(--text-secondary); position: absolute; bottom: -12px; left: 2px; }

.nav-links { display: flex; list-style: none; gap: 40px; }
.nav-links li a { 
    text-decoration: none; color: var(--text-secondary); font-size: 0.95rem; 
    font-weight: 500; text-transform: uppercase; letter-spacing: 1px; transition: var(--transition); position: relative;
}
.nav-links li a:hover, .nav-links li a.active { color: var(--text-primary); }
.nav-links li a::after { content: ''; position: absolute; width: 0; height: 1px; bottom: -5px; left: 0; background-color: var(--iem-red); transition: var(--transition); }
.nav-links li a:hover::after, .nav-links li a.active::after { width: 100%; }

.hero { 
    height: 100vh; display: flex; align-items: center; 
    background: linear-gradient(to right, rgba(6,6,8,0.95) 0%, rgba(6,6,8,0.6) 100%), url('https://images.unsplash.com/photo-1542843137-87f1a660d5b9?auto=format&fit=crop&q=80') center/cover;
    position: relative;
}
.hero-content { max-width: 850px; }
.hero h1 { font-size: 4.5rem; line-height: 1.1; margin-bottom: 25px; }
.hero p { font-size: 1.2rem; color: var(--text-secondary); margin-bottom: 40px; font-weight: 300; max-width: 600px; }
.hero-buttons { display: flex; gap: 20px; }

.section { padding: 120px 0; border-bottom: 1px solid var(--border-color); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-text p { font-size: 1.1rem; color: var(--text-secondary); margin-bottom: 20px; font-weight: 300; }
.about-image { position: relative; }
.about-image img { width: 100%; border-radius: 4px; filter: grayscale(40%); transition: var(--transition); }
.about-image:hover img { filter: grayscale(0%); }
.about-image::before { content:''; position:absolute; top:-20px; left:-20px; width:100%; height:100%; border:1px solid var(--iem-red); z-index:-1; transition: var(--transition); }
.about-image:hover::before { top: 10px; left: 10px; }

.page-header { padding: 180px 0 80px; text-align: center; background: var(--bg-surface); border-bottom: 1px solid var(--border-color); }
.catalog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(350px, 1fr)); gap: 40px; }
.machine-card { background: var(--bg-surface); border: 1px solid var(--border-color); border-radius: 4px; overflow: hidden; transition: var(--transition); }
.machine-card:hover { border-color: var(--iem-red); transform: translateY(-10px); box-shadow: 0 20px 40px rgba(0,0,0,0.5); }
.machine-img { height: 280px; overflow: hidden; background: #0a0a0c; padding: 20px; position: relative; border-bottom: 1px solid var(--border-color);}
.machine-img img { width: 100%; height: 100%; object-fit: contain; transition: var(--transition); opacity: 0.8; }
.machine-card:hover .machine-img img { transform: scale(1.05); opacity: 1;}
.machine-info { padding: 30px; }
.machine-info h3 { font-size: 1.3rem; margin-bottom: 10px; color: var(--text-primary); }
.machine-desc { color: var(--text-secondary); font-size: 0.95rem; margin-bottom: 20px; font-weight: 300; line-height: 1.5; }
.machine-info .btn-shop { color: var(--iem-olive); font-family: var(--font-display); font-weight: 700; text-decoration: none; text-transform: uppercase; letter-spacing: 1px; display: inline-flex; align-items: center; gap: 8px; transition: var(--transition); }
.machine-card:hover .btn-shop { color: var(--iem-red); gap: 12px; }

.footer { background: var(--bg-surface); padding: 80px 0 30px; border-top: 1px solid var(--border-color); }
.footer-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 60px; margin-bottom: 60px; }
.footer-title { font-size: 1.2rem; color: var(--text-primary); margin-bottom: 25px; letter-spacing: 2px; }
.contact-list { list-style: none; }
.contact-list li { color: var(--text-secondary); margin-bottom: 15px; display: flex; align-items: center; gap: 15px; font-weight: 300; }
.contact-list i { color: var(--iem-red); font-size: 1.2rem; }
.map-box { border: 1px solid var(--border-color); padding: 5px; border-radius: 4px; background: var(--bg-main); }
.footer-bottom { text-align: center; color: var(--text-secondary); padding-top: 30px; border-top: 1px solid var(--border-color); font-size: 0.9rem; font-weight: 300; }

@media (max-width: 768px) {
    .about-grid, .footer-grid { grid-template-columns: 1fr; }
    .nav-links { display: none; } /* Mobil menü JS ile açılabilir */
    .hero h1 { font-size: 2.8rem; }
}