/*
Theme Name: Svoi IT Security Ultra Dynamic
Version: 3.0
Author: Svoi IT
*/
:root {
    --primary: #FF3B30;
    --bg: #000000;
    --glass: rgba(255, 255, 255, 0.05);
}

body { 
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; 
    background: var(--bg); color: #fff; margin: 0; padding-top: 80px; 
}

/* STICKY HEADER */
header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    background: rgba(0,0,0,0.8);
    border-bottom: 1px solid var(--glass);
    transition: 0.3s;
}
.nav-container {
    max-width: 1200px; margin: 0 auto; padding: 15px 24px;
    display: flex; justify-content: space-between; align-items: center;
}
.nav-links { display: flex; gap: 25px; }
.nav-links a { 
    color: #888; text-decoration: none; font-size: 13px; font-weight: 500; 
    transition: 0.3s; text-transform: uppercase; letter-spacing: 1px;
}
.nav-links a:hover, .nav-links a.active { color: #fff; }
.nav-links a.active { color: var(--primary); }

.logo-main { font-weight: 900; font-size: 20px; color: #fff; text-decoration: none; }

/* HERO DYNAMIC */
.hero { padding: 100px 0; text-align: center; position: relative; overflow: hidden; }
.hero h1 { font-size: 82px; font-weight: 800; line-height: 1; margin-bottom: 30px; }

/* Typewriter-like effect simulation via keyframes */
.dynamic-text {
    color: var(--primary);
    display: inline-block;
    min-width: 300px;
}

@keyframes text-fade {
    0%, 100% { opacity: 0; transform: translateY(10px); }
    10%, 90% { opacity: 1; transform: translateY(0); }
}

/* BRAND SLIDER */
.slider-container {
    overflow: hidden; padding: 40px 0; background: #080808;
    border-top: 1px solid var(--glass); border-bottom: 1px solid var(--glass);
}
.slider-track {
    display: flex; width: calc(250px * 10); animation: scroll 20s linear infinite;
}
@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(calc(-250px * 5)); }
}
.slide { width: 250px; flex-shrink: 0; text-align: center; }
.slide span { font-size: 24px; font-weight: 800; color: #333; transition: 0.3s; }
.slide:hover span { color: #fff; }

/* CARDS */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); gap: 30px; padding: 80px 0; }
.card { 
    background: #111; padding: 40px; border-radius: 30px; 
    border: 1px solid var(--glass); transition: 0.4s;
}
.card:hover { border-color: var(--primary); transform: translateY(-10px); }
.card h3 { font-size: 24px; margin-bottom: 15px; }

.btn { 
    background: var(--primary); color: #fff; padding: 18px 40px; 
    border-radius: 50px; text-decoration: none; font-weight: 700; font-size: 18px;
}