/* style_all.css — Общие стили */
:root {
    --primary: #00f2ff;
    --secondary: #7000ff;
    --accent: #ff006e;
    --bg: #0a0a12;
    --bg-light: #161625;
    --text: #ffffff;
    --text-muted: #a0a0a0;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

/* === HEADER === */
.site-header {
    background: rgba(10, 10, 18, 0.95);
    border-bottom: 1px solid rgba(0, 242, 255, 0.2);
    padding: 15px 0;
    position: sticky; top: 0; z-index: 1000;
    backdrop-filter: blur(10px);
}

.header-container { max-width: 1200px; margin: 0 auto; padding: 0 20px; display: flex; justify-content: space-between; align-items: center; }
.header-left { display: flex; align-items: center; gap: 20px; }
.logo-link { display: flex; align-items: center; text-decoration: none; transition: opacity 0.3s; }
.logo-link:hover { opacity: 0.8; }
.logo-img { height: 40px; width: 180px; object-fit: contain; }
.logo-text { font-size: 1.3rem; font-weight: bold; background: linear-gradient(90deg, var(--primary), var(--secondary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; text-transform: uppercase; letter-spacing: 2px; }
.header-divider { width: 1px; height: 30px; background: linear-gradient(to bottom, var(--primary), var(--secondary)); opacity: 0.5; }
.presentation-title { color: var(--text-muted); font-size: 0.95rem; text-transform: uppercase; letter-spacing: 1px; }
.header-right { display: flex; align-items: center; gap: 15px; }
.btn-home { display: flex; align-items: center; gap: 8px; color: var(--text); text-decoration: none; padding: 8px 16px; border: 1px solid rgba(255,255,255,0.2); border-radius: 50px; font-size: 0.9rem; transition: all 0.3s; }
.btn-home:hover { border-color: var(--primary); color: var(--primary); background: rgba(0, 242, 255, 0.1); }
.header-phone { color: var(--text-muted); text-decoration: none; font-size: 0.9rem; white-space: nowrap; transition: color 0.3s; }
.header-phone:hover { color: var(--primary); }
.btn-admin { color: var(--text-muted); text-decoration: none; padding: 8px 16px; border: 1px solid rgba(255,255,255,0.2); border-radius: 50px; font-size: 0.9rem; transition: all 0.3s; }
.btn-admin:hover { color: var(--primary); border-color: var(--primary); background: rgba(0, 242, 255, 0.1); }

/* === MAIN PAGE HERO & CARDS === */
.hero {
    flex: 1; display: flex; flex-direction: column; justify-content: center; align-items: center;
    text-align: center; padding: 60px 20px;
    background: radial-gradient(ellipse at center, rgba(112, 0, 255, 0.15) 0%, rgba(10, 10, 18, 1) 70%);
}
.project-badge {
    display: inline-block; background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--bg); padding: 8px 25px; border-radius: 50px; font-weight: bold;
    font-size: 0.9rem; margin-bottom: 25px; text-transform: uppercase; letter-spacing: 1px;
}
.hero h1 {
    font-size: 4rem; margin-bottom: 20px; background: linear-gradient(90deg, var(--primary), var(--secondary));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    text-transform: uppercase; letter-spacing: 4px; animation: glow 3s ease-in-out infinite;
}
@keyframes glow {
    0%, 100% { text-shadow: 0 0 50px rgba(0, 242, 255, 0.3); }
    50% { text-shadow: 0 0 50px rgba(0, 242, 255, 0.6); }
}
.hero .subtitle { font-size: 1.4rem; color: var(--text-muted); max-width: 600px; margin: 0 auto 40px; line-height: 1.8; }

.main-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 25px; max-width: 1000px; width: 100%; margin: 0 auto; }
.main-card {
    background: var(--bg-light); border-radius: 20px; padding: 35px 30px;
    border: 1px solid rgba(0, 242, 255, 0.2); transition: all 0.3s;
    text-decoration: none; color: var(--text); display: flex; flex-direction: column;
    align-items: center; text-align: center; position: relative; overflow: hidden;
}
.main-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0); transition: transform 0.3s;
}
.main-card:hover::before { transform: scaleX(1); }
.main-card:hover { transform: translateY(-8px); border-color: var(--primary); box-shadow: 0 15px 40px rgba(0, 242, 255, 0.15); }
.main-card-icon { font-size: 4rem; margin-bottom: 20px; }
.main-card h3 { font-size: 1.5rem; color: var(--primary); margin-bottom: 12px; text-transform: uppercase; letter-spacing: 1px; }
.main-card p { color: var(--text-muted); font-size: 1rem; margin-bottom: 20px; }
.main-card .arrow { font-size: 1.5rem; color: var(--secondary); transition: transform 0.3s; }
.main-card:hover .arrow { transform: translateX(5px); }



  section { padding: 50px 0; border-bottom: 1px solid rgba(255,255,255,0.1); }
    section h2 { font-size: 2.2rem; color: var(--primary); margin-bottom: 25px; text-align: center; text-transform: uppercase; letter-spacing: 2px; }
    section h3 { font-size: 1.6rem; color: var(--secondary); margin: 25px 0 15px; }
    p { font-size: 1.1rem; color: var(--text-muted); margin-bottom: 20px; }
    .highlight { color: var(--primary); font-weight: bold; }



 .cards-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; margin-top: 25px; }
    .card { background: var(--bg-light); border-radius: 15px; padding: 20px; border: 1px solid rgba(0, 242, 255, 0.2); transition: all 0.3s; }
    .card:hover { transform: translateY(-5px); border-color: var(--primary); box-shadow: 0 10px 30px rgba(0, 242, 255, 0.1); }
    .card-icon { font-size: 2.5rem; margin-bottom: 12px; display: block; }
    .card h4 { color: var(--primary); font-size: 1.3rem; margin-bottom: 10px; }


.sticker { display: block; max-width: 100%; height: auto; border-radius: 20px; margin: 25px auto; border: 6px solid white; box-shadow: 0 10px 40px rgba(0, 242, 255, 0.2); transition: transform 0.3s ease; }
    .sticker:hover { transform: scale(1.02); }
    .sticker-placeholder { display: flex; flex-direction: column; align-items: center; justify-content: center; background: linear-gradient(135deg, var(--bg-light) 0%, #1a1a2e 100%); border: 3px dashed var(--primary); border-radius: 20px; padding: 40px 20px; text-align: center; color: var(--text-muted); min-height: 250px; }




.steps { counter-reset: step; margin: 25px 0; }
    .step { display: flex; gap: 15px; margin-bottom: 20px; background: var(--bg-light); padding: 18px; border-radius: 10px; align-items: flex-start; }
    .step::before { counter-increment: step; content: counter(step); width: 36px; height: 36px; background: var(--primary); color: var(--bg); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; font-size: 1.1rem; flex-shrink: 0; }
    .step-content h4 { color: var(--text); margin-bottom: 8px; font-size: 1.2rem; }
    .step-content p { margin: 0; font-size: 1rem; }



/* === VIDEO WRAPPER === */
.video-wrapper {
    width: 100%; max-width: 853px; margin: 30px auto; border-radius: 20px;
    overflow: hidden; border: 1px solid rgba(0, 242, 255, 0.2); background: #000;
}
.video-wrapper iframe { width: 100%; height: 480px; display: block; border: none; }

/* === GALLERY & UI === */
.content-gallery-block { margin: 40px 0; }
.content-gallery-wrapper { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; margin-top: 30px; }
.content-gallery-wrapper.reverse { direction: rtl; }
.content-gallery-wrapper.reverse > * { direction: ltr; }
.content-list { list-style: none; }
.content-list li { padding: 15px 0; border-bottom: 1px solid rgba(255,255,255,0.05); display: flex; align-items: center; gap: 15px; }
.content-list li::before { content: "\2713"; color: var(--primary); font-weight: bold; font-size: 1.2rem; min-width: 20px; }
.content-list li .text h4 { color: var(--primary); margin-bottom: 3px; font-size: 1.1rem; }
.content-list li .text p { margin: 0; font-size: 0.95rem; }

.feature-box { background: linear-gradient(135deg, rgba(0, 242, 255, 0.05) 0%, rgba(112, 0, 255, 0.05) 100%); border: 2px solid var(--primary); border-radius: 15px; padding: 30px; margin: 25px 0; }
.feature-box h4 { color: var(--primary); font-size: 1.4rem; margin-bottom: 15px; }
.feature-list { list-style: none; }
.feature-list li { padding: 8px 0; padding-left: 25px; position: relative; color: var(--text-muted); }
.feature-list li::before { content: "\2713"; position: absolute; left: 0; color: var(--primary); font-weight: bold; }

.cta { background: linear-gradient(135deg, rgba(0, 242, 255, 0.1) 0%, rgba(112, 0, 255, 0.1) 100%); text-align: center; padding: 60px 0; }
.cta h2 { margin-bottom: 15px; }
.cta-button { display: inline-block; background: var(--primary); color: var(--bg); padding: 14px 35px; font-size: 1.2rem; font-weight: bold; border-radius: 50px; text-decoration: none; margin-top: 15px; transition: all 0.3s; border: none; cursor: pointer; }
.cta-button:hover { background: var(--secondary); transform: scale(1.05); }

/* === FOOTER === */
.footer { background: var(--bg-light); padding: 30px 20px; border-top: 1px solid rgba(255,255,255,0.1); }
.footer-container { max-width: 1200px; margin: 0 auto; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 15px; }
.footer-contact p { font-size: 1.1rem; color: var(--text); margin: 0; }
.footer-phone { color: var(--primary); font-weight: bold; font-size: 1.3rem; text-decoration: none; transition: color 0.3s; }
.footer-phone:hover { color: var(--secondary); }
.footer-info p { color: var(--text-muted); font-size: 0.9rem; margin: 5px 0; }
.footer-links { display: flex; justify-content: center; gap: 15px 25px; flex-wrap: wrap; margin-top: 10px; }
.footer-links a { color: var(--text-muted); font-size: 0.95rem; text-decoration: none; transition: color 0.3s; }
.footer-links a:hover { color: var(--primary); }

/* === RESPONSIVE === */
@media (max-width: 900px) {
    .header-container { flex-direction: column; gap: 15px; padding: 15px 20px; }
    .header-left { flex-wrap: wrap; justify-content: center; }
    .header-divider { display: none; }
    .presentation-title { display: none; }
    .header-right { flex-wrap: wrap; justify-content: center; gap: 10px; }
    .header-phone { display: none; }
    .content-gallery-wrapper { grid-template-columns: 1fr; gap: 30px; }
}
@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .hero .subtitle { font-size: 1.1rem; }
    section h2 { font-size: 1.8rem; }
    .video-wrapper iframe { height: 300px; }
    .main-cards { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
    .btn-home span { display: none; }
    .btn-home { padding: 8px 12px; }
    .btn-admin { padding: 8px 12px; font-size: 0.85rem; }
    .logo-img { height: 35px; width: 150px; }
    .logo-text { font-size: 1.1rem; }
}