:root {
    --bg-color: #0A0F1D;
    --card-bg: #141B2F;
    --primary-blue: #00B4D8;
    --accent-green: #00F5D4;
    --text-main: #E2E8F0;
    --text-muted: #94A3B8;
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Segoe UI', system-ui, sans-serif; }
body { background-color: var(--bg-color); color: var(--text-main); display: flex; flex-direction: column; min-height: 100vh; }
.container { max-width: 1100px; margin: 0 auto; padding: 40px 20px; flex: 1; }

/* Стилизация уникального Логотипа */
.navbar { display: flex; justify-content: space-between; align-items: center; padding: 20px 40px; background: rgba(10, 15, 29, 0.85); backdrop-filter: blur(10px); border-bottom: 1px solid rgba(0, 180, 216, 0.15); position: sticky; top: 0; z-index: 100; }
.logo { font-size: 22px; font-weight: 800; letter-spacing: -0.5px; }
.logo-accent { background: linear-gradient(45deg, #FFF, var(--primary-blue)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.logo-sub { color: var(--accent-green); margin-left: 5px; font-weight: 400; text-shadow: 0 0 10px rgba(0, 245, 212, 0.3); }

.nav-links { display: flex; list-style: none; }
.nav-links li { margin-left: 25px; }
.nav-links a { color: var(--text-main); text-decoration: none; font-size: 15px; font-weight: 500; transition: color 0.3s; }
.nav-links a:hover, .nav-links a.active { color: var(--accent-green); }

.hero-section { text-align: center; padding: 100px 20px; background: radial-gradient(circle at center, #141B2F 0%, #0A0F1D 100%); }
.badge { background: rgba(0, 245, 212, 0.1); color: var(--accent-green); padding: 5px 15px; border-radius: 20px; font-size: 13px; font-weight: bold; border: 1px solid rgba(0, 245, 212, 0.2); display: inline-block; margin-bottom: 25px; }
h1 { font-size: 48px; margin-bottom: 20px; color: #FFF; }
.subtitle { color: var(--text-muted); font-size: 18px; margin-bottom: 30px; }
.seo-block { max-width: 750px; margin: 0 auto 25px; font-size: 15px; color: var(--text-muted); line-height: 1.7; }
.engie-mention { max-width: 750px; margin: 30px auto 0; border-left: 3px solid var(--primary-blue); text-align: left; background: rgba(0, 180, 216, 0.05); padding: 15px; border-radius: 4px; }

.hero-btns { margin-top: 40px; }
.btn { display: inline-block; padding: 12px 28px; border-radius: 6px; text-decoration: none; font-weight: 600; margin: 0 10px; transition: all 0.3s; }
.btn-primary { background: var(--accent-green); color: var(--bg-color); }
.btn-primary:hover { background: #00d6ba; transform: translateY(-2px); box-shadow: 0 5px 15px rgba(0,245,212,0.3); }
.btn-secondary { border: 2px solid var(--primary-blue); color: var(--primary-blue); }
.btn-secondary:hover { background: rgba(0, 180, 216, 0.1); transform: translateY(-2px); }

.section-header { text-align: center; margin-bottom: 40px; }
.section-header h1 { font-size: 36px; }
.contact-grid, .projects-list { margin-top: 40px; }
.contact-card, .project-detailed-card { background: var(--card-bg); padding: 25px; border-radius: 6px; margin-bottom: 20px; border: 1px solid rgba(255,255,255,0.02); transition: all 0.3s; text-decoration: none; display: block; color: inherit; }
.contact-card:hover, .project-detailed-card:hover { border-color: var(--accent-green); transform: translateY(-3px); box-shadow: 0 5px 15px rgba(0,0,0,0.3); }

.timeline { max-width: 800px; margin: 0 auto; border-left: 2px solid var(--card-bg); padding-left: 20px; }
.timeline-item { background: var(--card-bg); padding: 20px; border-radius: 6px; margin-bottom: 25px; position: relative; }

footer { text-align: center; padding: 25px; background: #060912; font-size: 13px; color: var(--text-muted); margin-top: auto; border-top: 1px solid rgba(255,255,255,0.02); }

.animate-fade-in { animation: fadeIn 0.6s ease-out forwards; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(15px); } to { opacity: 1; transform: translateY(0); } }

@media (max-width: 768px) {
    .navbar { flex-direction: column; gap: 15px; }
    .nav-links li { margin: 0 10px; }
    h1 { font-size: 32px; }
}