:root {
    --primary-color: #ff6600;
    --primary-hover: #e65c00;
    --text-color: #222;
    --text-light: #666;
    --bg-color: #fff;
    --section-bg: #f8f9fa;
    --font-main: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: var(--font-body);
    color: var(--text-color);
    line-height: 1.6;
    background: var(--bg-color);
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
a { text-decoration: none; color: inherit; transition: 0.3s; }
ul { list-style: none; }
img { max-width: 100%; }

/* TYPOGRAPHY */
h1,h2,h3,h4 { font-family: var(--font-main); font-weight: 700; line-height: 1.2; margin-bottom: 15px; }
h1 { font-size: 3rem; text-transform: uppercase; letter-spacing: 1px; }
h2 { font-size: 2.2rem; text-align: center; margin-bottom: 40px; position: relative; }
h2::after { content:''; display:block; width:60px; height:4px; background:var(--primary-color); margin:15px auto 0; }
h3 { font-size: 1.3rem; }
p { margin-bottom: 1rem; }

/* BUTTONS */
.btn {
    display:inline-flex; align-items:center; justify-content:center;
    padding: 18px 40px; font-weight:700; font-size:1.1rem;
    text-transform:uppercase; border-radius:6px; cursor:pointer;
    transition:0.3s; border:none; font-family: var(--font-main);
}
.btn-primary { background:var(--primary-color); color:white; box-shadow:0 4px 15px rgba(255,102,0,0.3); }
.btn-primary:hover { background:var(--primary-hover); transform:translateY(-2px); color: white; }
.btn-outline { border:2px solid white; color:white; background:transparent; }
.btn-outline:hover { background:white; color:var(--text-color); }

/* HEADER */
header {
    background:white; box-shadow:0 2px 10px rgba(0,0,0,0.05);
    position:fixed; width:100%; top:0; z-index:1000; padding:12px 0;
}
.header-inner { display:flex; justify-content:space-between; align-items:center; }
.logo img { height:45px; }
.header-nav { display: flex; gap: 25px; }
.header-nav a { font-weight: 600; font-size: 0.95rem; color: var(--text-color); }
.header-nav a:hover { color: var(--primary-color); }
.header-phone { font-size:1.3rem; font-weight:700; color:var(--text-color); white-space: nowrap; }
.header-phone span { color:var(--primary-color); }

/* BURGER MENU */
.burger-btn { display:none; background:none; border:none; cursor:pointer; padding:5px; z-index:1002; }
.burger-btn span { display:block; width:28px; height:3px; background:var(--text-color); margin:5px 0; border-radius:2px; transition:0.3s; }
.burger-btn.active span:nth-child(1) { transform:rotate(45deg) translate(5px,6px); }
.burger-btn.active span:nth-child(2) { opacity:0; }
.burger-btn.active span:nth-child(3) { transform:rotate(-45deg) translate(5px,-6px); }

.mobile-menu {
    display:none; position:fixed; top:70px; left:0; right:0; bottom:0;
    background:white; z-index:999; padding:30px 20px; overflow-y:auto;
}
.mobile-menu.active { display:block; }
.mobile-menu a {
    display:block; padding:15px 0; font-size:1.1rem; font-weight:600;
    color:var(--text-color); border-bottom:1px solid #eee;
}
.mobile-menu a:hover { color:var(--primary-color); }
.mobile-menu .mobile-phone {
    display:block; margin-top:20px; padding:18px; background:var(--primary-color);
    color:white; text-align:center; border-radius:8px; font-size:1.2rem; font-weight:700;
}
.mobile-menu .mobile-tg {
    display:block; margin-top:10px; padding:18px; background:#0088cc;
    color:white; text-align:center; border-radius:8px; font-size:1.1rem; font-weight:600;
}

/* HERO */
.hero {
    position:relative; height:100vh; min-height:600px;
    display:flex; align-items:center; color:white;
    margin-top:70px; 
    background: url('/img/work-23.webp') center center/cover no-repeat;
    overflow:hidden;
}
.hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.5) 100%);
    z-index: 1;
}
.hero-content { position:relative; z-index:2; max-width:800px; }
.hero-content h1 { color: white; font-weight: 700; text-shadow: 0 2px 4px rgba(0,0,0,0.3); }
.hero-subtitle { font-size:1.4rem; margin-bottom:30px; font-weight:400; color: rgba(255,255,255,0.95); text-shadow: 0 1px 2px rgba(0,0,0,0.2); }
.hero-buttons { display:flex; gap:20px; flex-wrap: wrap; }

/* FEATURES BAR */
.features-bar { background:var(--primary-color); color:white; padding:40px 0; }
.features-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:20px; text-align:center; }
.feature-item h3 { font-size:1.5rem; margin-bottom:5px; color: white; }
.feature-item p { font-size:0.9rem; opacity:0.9; }

/* SECTIONS */
.section { padding:80px 0; }
.section-alt { background: var(--section-bg); }

/* ABOUT */
.about-grid { display:grid; grid-template-columns:1fr 1fr; gap:40px; align-items:center; }
.about-text p { font-size: 1.05rem; color: var(--text-light); }
.about-image img { border-radius: 10px; box-shadow: 0 10px 30px rgba(0,0,0,0.1); }
.check-list { margin-top: 20px; }
.check-list li {
    padding: 8px 0 8px 30px; position: relative;
    font-weight: 600; font-size: 1rem;
}
.check-list li::before {
    content: ''; position: absolute; left: 0; top: 14px;
    width: 18px; height: 18px; border-radius: 50%;
    background: var(--primary-color);
}

/* SERVICES */
.services-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:30px; }
.service-card {
    background:white; border:1px solid #eee; border-radius:8px;
    overflow:hidden; transition:0.3s; display:flex; flex-direction:column;
}
.service-card:hover { box-shadow:0 10px 30px rgba(0,0,0,0.1); transform:translateY(-5px); border-color:var(--primary-color); }
.service-img { height:200px; background-size:cover; background-position:center; }
.service-body { padding:25px; flex-grow:1; display:flex; flex-direction:column; }
.service-body h3 { margin-bottom:10px; }
.service-body p { color:var(--text-light); margin-bottom:20px; flex-grow:1; }
.service-btn {
    display: block; text-align:center; padding:12px; border:1px solid var(--primary-color);
    color:var(--primary-color); font-weight:600; border-radius:4px; transition:0.3s;
}
.service-card:hover .service-btn { background:var(--primary-color); color:white; }

/* STEPS */
.steps-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:30px; }
.step { text-align:center; padding:30px 20px; }
.step-num {
    width:60px; height:60px; border-radius:50%;
    background:var(--primary-color); color:white;
    font-size:1.5rem; font-weight:700; font-family: var(--font-main);
    display:flex; align-items:center; justify-content:center;
    margin:0 auto 20px;
}
.step h3 { margin-bottom: 10px; }
.step p { color: var(--text-light); font-size: 0.95rem; }

/* GEO */
.geo-grid { display:grid; grid-template-columns:1fr 1fr; gap:40px; align-items:start; }
.geo-list { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 15px; }
.geo-tag {
    display:inline-block; background:white; padding:10px 20px;
    border-radius:50px; font-size:0.9rem; font-weight: 600;
    box-shadow:0 2px 8px rgba(0,0,0,0.06); border: 1px solid #eee;
}
.geo-tag:hover { background:var(--primary-color); color:white; border-color: var(--primary-color); }
.geo-tag--active { background:var(--primary-color); color:white; border-color: var(--primary-color); }
.map-block { height:400px; border-radius:10px; overflow:hidden; box-shadow:0 10px 30px rgba(0,0,0,0.1); }

/* FAQ */
.faq-list { max-width:800px; margin:0 auto; }
.faq-item { border-bottom:1px solid #eee; }
.faq-item summary {
    padding:20px 0; font-weight:700; font-size:1.1rem;
    cursor:pointer; list-style: none; display: flex;
    justify-content: space-between; align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; font-size: 1.5rem; color: var(--primary-color); }
.faq-item[open] summary::after { content: '−'; }
.faq-item p { padding: 0 0 20px; color: var(--text-light); line-height: 1.7; }

/* BLOG PREVIEW */
.blog-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:30px; }
.blog-card {
    background:white; border-radius:8px; overflow:hidden;
    transition:0.3s; border: 1px solid #eee;
}
.blog-card:hover { box-shadow:0 10px 30px rgba(0,0,0,0.1); transform:translateY(-3px); }
.blog-img { height:180px; background-size:cover; background-position:center; }
.blog-body { padding:20px; }
.blog-body h3 { font-size:1.1rem; margin-bottom:8px; }
.blog-body p { font-size:0.9rem; color:var(--text-light); }
.blog-link { color:var(--primary-color); font-weight:600; font-size:0.9rem; margin-top: 10px; display: inline-block; }

/* CTA */
.cta-section {
    background: linear-gradient(135deg, #ff6600, #e65c00);
    padding: 80px 0; color: white;
}
.cta-section h2 { color: white; }
.cta-section h2::after { background: white; }

/* FOOTER */
footer { background:#222; color:#aaa; padding:50px 0 20px; }
.footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:40px; margin-bottom:30px; }
footer h4 { color:white; margin-bottom:15px; font-family: var(--font-main); }
footer ul li { margin-bottom:8px; }
footer ul li a { color:#aaa; }
footer ul li a:hover { color:var(--primary-color); }
.footer-bottom {
    display:flex; justify-content:space-between; align-items:center;
    padding-top:20px; border-top:1px solid #333; font-size:0.85rem;
}
.footer-bottom a { color:#aaa; }
.footer-bottom a:hover { color:white; }

/* FLOAT BUTTON */
.float-btn {
    position:fixed; bottom:30px; right:30px;
    width:70px; height:70px; background:var(--primary-color);
    border-radius:50%; display:flex; align-items:center; justify-content:center;
    color:white; box-shadow:0 5px 20px rgba(255,102,0,0.5); z-index:999;
    animation:pulse 2s infinite;
}
@keyframes pulse {
    0% { transform:scale(1); box-shadow:0 0 0 0 rgba(255,102,0,0.7); }
    70% { transform:scale(1.05); box-shadow:0 0 0 15px rgba(255,102,0,0); }
    100% { transform:scale(1); box-shadow:0 0 0 0 rgba(255,102,0,0); }
}

/* CONTENT PAGES (services, geo, blog) */
.page-hero {
    background: #111; color: white; padding: 120px 0 60px;
    margin-top: 70px; text-align: center;
}
.page-hero h1 { color: white; }
.page-hero p { opacity: 0.8; font-size: 1.1rem; }

.breadcrumbs { padding: 15px 0; font-size: 0.9rem; color: var(--text-light); }
.breadcrumbs a { color: var(--text-light); }
.breadcrumbs a:hover { color: var(--primary-color); }
.breadcrumbs .sep { margin: 0 8px; }

.content-section { padding: 60px 0; }
.content-body { max-width: 800px; margin: 0 auto; }
.content-body h2 { text-align: left; font-size: 1.6rem; margin-top: 30px; }
.content-body h2::after { display: none; }
.content-body h3 { margin-top: 25px; font-size: 1.3rem; }
.content-body img { border-radius: 10px; margin: 20px 0; box-shadow: 0 5px 20px rgba(0,0,0,0.1); }
.content-body ul, .content-body ol { padding-left: 20px; margin-bottom: 1rem; }
.content-body li { margin-bottom: 8px; color: var(--text-light); }

/* RESPONSIVE */
@media (max-width:992px) {
    .header-nav { display: none; }
    .burger-btn { display:block; }
    h1 { font-size:2.2rem; }
    .services-grid, .blog-grid { grid-template-columns:repeat(2,1fr); }
    .features-grid { grid-template-columns:repeat(2,1fr); }
    .steps-grid { grid-template-columns:repeat(2,1fr); }
    .about-grid { grid-template-columns:1fr; }
    .footer-grid { grid-template-columns:1fr 1fr; }
}
@media (max-width:576px) {
    h1 { font-size:1.8rem; }
    .hero { min-height: 500px; }
    .hero-buttons { flex-direction:column; }
    .btn { width:100%; justify-content: center; }
    .features-grid { grid-template-columns:1fr 1fr; }
    .services-grid, .blog-grid { grid-template-columns:1fr; }
    .steps-grid { grid-template-columns:1fr; }
    .geo-grid { grid-template-columns:1fr; }
    .footer-grid { grid-template-columns:1fr; }
    .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
}