/* --- BC. PRESTIGE: RED METALLIC REBORN --- */
:root {
    --bg-primary: #05070a;
    --bg-secondary: #020305;
    --accent: #B00000; /* Глибокий Red Metallic */
    --accent-light: #FF4D4D;
    --accent-glow: rgba(176, 0, 0, 0.45);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-fill: rgba(255, 255, 255, 0.03);
    --text-mid: #94a3b8;
    --font-h: 'Montserrat', sans-serif;
    --font-b: '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 { 
    background-color: var(--bg-primary); 
    color: var(--text-mid); 
    font-family: var(--font-b);
    line-height: 1.6;
    overflow-x: hidden;
}

/* --- AMBIENT EFFECTS --- */
.ambient-glow {
    position: fixed; width: 50vw; height: 50vw;
    border-radius: 50%; z-index: -1;
    filter: blur(140px); opacity: 0.15;
    pointer-events: none;
}
.glow-1 { top: -15%; right: -10%; background: var(--accent); }
.glow-2 { bottom: -15%; left: -10%; background: #4D0000; }

.container { max-width: 1240px; margin: 0 auto; padding: 0 40px; }

/* --- HEADER & LOGO SPHERE --- */
.header {
    position: fixed; top: 0; width: 100%; z-index: 1000; padding: 15px 0;
    border-bottom: 1px solid var(--glass-border);
    backdrop-filter: blur(20px); background: rgba(5, 7, 10, 0.85);
}
.nav { display: flex; justify-content: space-between; align-items: center; }

.logo {
    font-family: var(--font-h); font-size: 1.8rem; font-weight: 800;
    text-decoration: none; color: #fff; display: flex; align-items: baseline;
}
.logo span { 
    margin-left: 2px;
    background: radial-gradient(circle at 35% 35%, #FF9999 0%, var(--accent) 55%, #4D0000 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 10px var(--accent-glow));
    animation: sphere-pulse 3s infinite alternate ease-in-out;
}
@keyframes sphere-pulse { 
    0% { transform: scale(1); filter: drop-shadow(0 0 8px var(--accent-glow)); } 
    100% { transform: scale(1.1); filter: drop-shadow(0 0 18px var(--accent)); } 
}

.nav-links a {
    color: var(--text-mid); text-decoration: none; font-size: 0.75rem;
    font-weight: 600; margin-left: 30px; transition: var(--transition);
    text-transform: uppercase; letter-spacing: 1.5px;
}
.nav-links a:hover { color: #fff; text-shadow: 0 0 10px rgba(255,255,255,0.3); }

.nav-actions { display: flex; align-items: center; gap: 30px; }
.lang-switch a { text-decoration: none; color: var(--text-mid); font-size: 0.75rem; font-weight: 700; margin-left: 10px; }
.lang-switch a.active { color: var(--accent-light); }

/* LinkedIn Fix: Monochrome white, red on hover */
.icon-circle { 
    width: 38px; height: 38px; border: 1px solid var(--glass-border); 
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    color: #fff; transition: var(--transition); text-decoration: none;
}
.icon-circle svg { fill: currentColor; width: 18px; }
.icon-circle:hover { background: var(--accent); border-color: var(--accent); box-shadow: 0 0 15px var(--accent-glow); }

/* --- HERO SECTION & TEXT FIXES --- */
.hero { padding: 220px 0 140px; position: relative; overflow: hidden; }

/* Background Fix: Darkened for readability */
.hero-bg {
    position: absolute; inset: 0; z-index: -2;
    background: url('assets/hero-1280.jpg') center/cover no-repeat;
    filter: grayscale(1) brightness(0.3);
}
.hero::before {
    content: ''; position: absolute; inset: 0; z-index: -1;
    background: linear-gradient(to bottom, rgba(5,7,10,0.6), var(--bg-primary));
}

.hero-title { font-family: var(--font-h); font-size: 4.5rem; line-height: 1.1; margin-bottom: 30px; font-weight: 800; color: #fff; }

/* Metallic Sweep Animation */
.metallic-text {
    background: linear-gradient(110deg, #fff 40%, var(--accent-light) 50%, #fff 60%);
    background-size: 250% auto; -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    animation: sweep 7s linear infinite;
}
/* Visibility Fix for second line */
.text-gradient {
    background: linear-gradient(90deg, #fff, var(--accent-light));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    display: inline-block;
}
@keyframes sweep { to { background-position: 250% center; } }

.hero-lead { font-size: 1.4rem; max-width: 750px; margin-bottom: 50px; font-weight: 300; color: #cbd5e1; }

.badge {
    display: inline-block; padding: 6px 14px; background: rgba(176, 0, 0, 0.15);
    border: 1px solid var(--accent); color: var(--accent-light); font-size: 0.65rem;
    text-transform: uppercase; letter-spacing: 2.5px; margin-bottom: 30px;
}

/* --- BUTTONS --- */
.btn {
    display: inline-flex; align-items: center; padding: 18px 38px;
    font-weight: 700; font-size: 0.8rem; transition: var(--transition);
    text-transform: uppercase; letter-spacing: 2px; text-decoration: none; border-radius: 2px;
}
.btn-primary { background: var(--accent); color: #fff; border: none; box-shadow: 0 8px 25px var(--accent-glow); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 12px 40px var(--accent); }
.btn-secondary { border: 1px solid var(--glass-border); color: #fff; margin-left: 20px; backdrop-filter: blur(5px); }
.btn-secondary:hover { background: var(--glass-fill); border-color: var(--accent); }

/* --- CARDS & GRIDS --- */
.section { padding: 120px 0; border-bottom: 1px solid var(--glass-border); }
.bg-darker { background: var(--bg-secondary); }
.section-title { font-family: var(--font-h); font-size: 2.5rem; margin-bottom: 70px; color: #fff; font-weight: 700; }

.grid { display: grid; gap: 24px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

.interactive-card {
    background: var(--glass-fill); border: 1px solid var(--glass-border);
    padding: 50px 40px; transition: var(--transition); position: relative;
    backdrop-filter: blur(10px);
}
.interactive-card:hover {
    transform: translateY(-10px); border-color: var(--accent);
    box-shadow: 0 20px 50px rgba(0,0,0,0.5), 0 0 20px var(--accent-glow);
}
.card-num, .service-tag { color: var(--accent-light); font-size: 0.75rem; font-weight: 800; margin-bottom: 20px; display: block; letter-spacing: 2px; }

/* --- CASE CARDS --- */
.case-card { overflow: hidden; border: 1px solid var(--glass-border); background: var(--bg-secondary); }
.case-media { height: 240px; background: #111; position: relative; overflow: hidden; }
.case-media img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) contrast(1.2); transition: 0.5s; }
.case-card:hover .case-media img { transform: scale(1.1); filter: grayscale(0); }
.case-body { padding: 35px; }
.case-result { 
    margin-top: 20px; padding: 15px; background: rgba(176, 0, 0, 0.05); 
    border-left: 2px solid var(--accent); color: #fff; font-size: 0.9rem; font-weight: 600; 
}

/* --- FOOTER & FORM FIXES --- */
.footer-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 100px; }
.glow-border-form { background: var(--glass-fill); padding: 50px; border: 1px solid var(--glass-border); transition: var(--transition); }
.glow-border-form:focus-within { border-color: var(--accent); box-shadow: 0 0 30px var(--accent-glow); }

input, textarea {
    width: 100%; padding: 18px; margin-bottom: 25px; background: rgba(0,0,0,0.3);
    border: 1px solid var(--glass-border); color: #fff; outline: none; transition: 0.3s;
}
input:focus, textarea:focus { border-color: var(--accent); background: rgba(176, 0, 0, 0.05); }

.social-modern { display: flex; gap: 15px; margin-top: 30px; }
.social-circle {
    width: 50px; height: 50px; border: 1px solid var(--glass-border);
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%; color: #fff; text-decoration: none; font-weight: 700; transition: var(--transition);
}
.social-circle:hover { background: var(--accent); border-color: var(--accent); transform: scale(1.1); box-shadow: 0 0 15px var(--accent); }

/* --- RESPONSIVE --- */
@media (max-width: 1100px) {
    .hero-title { font-size: 3.2rem; }
    .footer-grid { grid-template-columns: 1fr; gap: 60px; }
}
@media (max-width: 768px) {
    .hero-title { font-size: 2.6rem; }
    .nav-links { display: none; }
}