@import url('https://fonts.googleapis.com/css2?family=Inter:opsz,wght@14..32,300;400;500;600;700;800&display=swap');

* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: 'Inter', system-ui, sans-serif;
    background: #0a0a0a;
    color: #ffffff;
    line-height: 1.5;
    scroll-behavior: smooth;
    overflow-x: hidden;
}
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(45, 45, 80, 0.4) 0%, rgba(10, 10, 20, 0.9) 100%);
    z-index: -2;
}
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(125deg, rgba(20, 20, 50, 0.6) 0%, rgba(60, 40, 80, 0.5) 25%, rgba(20, 30, 60, 0.7) 50%, rgba(40, 25, 70, 0.5) 75%, rgba(20, 20, 50, 0.6) 100%);
    background-size: 200% 200%;
    animation: gradientFlow 12s ease infinite;
    z-index: -1;
}
@keyframes gradientFlow { 0% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } 100% { background-position: 0% 50%; } }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* Header */
header {
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    position: sticky;
    top: 0;
    z-index: 100;
}
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    flex-wrap: wrap;
    gap: 16px;
}

/* Логотип - постійне райдужне переливання */
.logo {
    font-size: 1.8rem;
    font-weight: 700;
    background: linear-gradient(135deg, #ff0000, #ff7f00, #ffff00, #00ff00, #0000ff, #4b0082, #9400d3, #ff0000);
    background-size: 400% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: rainbowLogo 3s linear infinite;
}
@keyframes rainbowLogo {
    0% { background-position: 0% 50%; }
    100% { background-position: 100% 50%; }
}

.logo-accent {
    background: linear-gradient(135deg, #ff0000, #ff7f00, #ffff00, #00ff00, #0000ff, #4b0082, #9400d3, #ff0000);
    background-size: 400% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: rainbowLogo 3s linear infinite;
}

.nav-links {
    display: flex;
    gap: 32px;
    list-style: none;
}
.nav-links a {
    text-decoration: none;
    color: #e2e8f0;
    font-weight: 500;
    transition: all 0.2s ease;
}
.nav-links a.active {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.nav-links a:hover { color: #fbbf24; }
.mobile-menu-btn { display: none; font-size: 1.8rem; cursor: pointer; }

/* Hero */
.hero { padding: 80px 0 60px; }
.hero-grid { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 40px; }
.hero-text { flex: 1; }
.hero-badge {
    display: inline-block;
    background: rgba(139, 92, 246, 0.2);
    border: 1px solid rgba(139, 92, 246, 0.3);
    padding: 6px 14px;
    border-radius: 40px;
    font-size: 0.8rem;
    color: #c084fc;
    margin-bottom: 20px;
}
.hero-text h1 { font-size: 3.2rem; font-weight: 800; line-height: 1.2; margin-bottom: 20px; }
.highlight { background: linear-gradient(135deg, #a855f7, #3b82f6); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-text p { font-size: 1.1rem; color: #94a3b8; margin-bottom: 32px; max-width: 550px; }
.hero-stats { display: flex; gap: 32px; margin-bottom: 32px; }
.stat { text-align: center; }
.stat-number { font-size: 1.8rem; font-weight: 700; color: #a855f7; display: block; }
.stat-label { font-size: 0.8rem; color: #94a3b8; }
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-image { flex: 1; }

/* Термінал - фіксована висота, скрол, курсор текст */
.code-terminal {
    background: rgba(10, 10, 20, 0.95);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    overflow: hidden;
    font-family: 'Courier New', 'Fira Code', monospace;
    font-size: 0.75rem;
    box-shadow: 0 20px 35px -10px rgba(0,0,0,0.4);
    height: 360px;
    display: flex;
    flex-direction: column;
}
.terminal-header {
    background: rgba(30, 30, 45, 0.9);
    padding: 10px 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}
.terminal-dot { width: 12px; height: 12px; border-radius: 50%; }
.red { background: #ff5f56; }
.yellow { background: #ffbd2e; }
.green { background: #27c93f; }
.terminal-title { color: #94a3b8; font-size: 0.7rem; margin-left: 8px; }
.terminal-body {
    padding: 16px;
    color: #e2e8f0;
    overflow-y: auto;
    flex: 1;
    font-family: 'Courier New', 'Fira Code', monospace;
    white-space: pre-wrap;
    word-break: break-word;
    cursor: text;
}
.terminal-body::-webkit-scrollbar {
    width: 6px;
}
.terminal-body::-webkit-scrollbar-track {
    background: rgba(255,255,255,0.05);
    border-radius: 3px;
}
.terminal-body::-webkit-scrollbar-thumb {
    background: rgba(139, 92, 246, 0.5);
    border-radius: 3px;
}
.terminal-body::-webkit-scrollbar-thumb:hover {
    background: #8b5cf6;
}
#typingArea { 
    font-family: 'Courier New', 'Fira Code', monospace; 
    white-space: pre-wrap; 
    word-break: break-word;
}
.cursor-blink {
    display: inline-block;
    animation: blink 0.8s step-end infinite;
    color: #fbbf24;
    font-weight: bold;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

.btn {
    display: inline-block;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    color: white;
    padding: 12px 28px;
    border-radius: 40px;
    text-decoration: none;
    font-weight: 600;
    transition: 0.2s;
    border: none;
    cursor: pointer;
}
.btn:hover { transform: scale(1.02); box-shadow: 0 6px 20px rgba(139, 92, 246, 0.4); }
.btn-outline { background: transparent; border: 1px solid #8b5cf6; color: #c084fc; }

.section-header { text-align: center; margin-bottom: 48px; }
.section-tag {
    display: inline-block;
    background: rgba(139, 92, 246, 0.15);
    border: 1px solid rgba(139, 92, 246, 0.3);
    padding: 4px 12px;
    border-radius: 40px;
    font-size: 0.8rem;
    color: #c084fc;
    margin-bottom: 16px;
}
.section-title { font-size: 2.2rem; font-weight: 700; background: linear-gradient(135deg, #e2e8f0, #c084fc); -webkit-background-clip: text; background-clip: text; color: transparent; }
.section-desc { color: #94a3b8; max-width: 600px; margin: 0 auto; }

.services-section, .portfolio-section, .about-section, .reviews-section, .faq-section, .contacts-section { padding: 80px 0; }

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}
.service-card {
    background: rgba(20, 20, 35, 0.6);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    padding: 28px;
    transition: 0.3s;
}
.service-card:hover { transform: translateY(-6px); border-color: rgba(251, 191, 36, 0.3); }
.service-icon { font-size: 2rem; margin-bottom: 16px; color: #c084fc; }
.price { font-size: 1.5rem; font-weight: 700; color: #fbbf24; margin: 16px 0; }
.service-features { list-style: none; padding-left: 0; margin: 16px 0; }
.service-features li { margin: 8px 0; color: #94a3b8; }

.portfolio-grid, .reviews-grid, .faq-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.portfolio-item, .review-card, .faq-item {
    background: rgba(20, 20, 35, 0.6);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    padding: 24px;
    transition: 0.3s;
}
.portfolio-filter { display: flex; justify-content: center; gap: 16px; margin-bottom: 40px; flex-wrap: wrap; }
.filter-btn {
    background: transparent;
    border: 1px solid rgba(255,255,255,0.2);
    padding: 8px 20px;
    border-radius: 40px;
    color: #e2e8f0;
    cursor: pointer;
}
.filter-btn.active, .filter-btn:hover { background: #fbbf24; border-color: #fbbf24; color: #0a0a0a; }
.skills { margin: 30px 0; }
.skill { margin-bottom: 20px; }
.skill-bar { background: rgba(255,255,255,0.1); border-radius: 20px; height: 8px; overflow: hidden; }
.skill-bar div { background: linear-gradient(135deg, #fbbf24, #f59e0b); height: 100%; }
.contacts-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; }
.contact-form input, .contact-form textarea { width: 100%; padding: 12px; margin-bottom: 16px; background: rgba(20,20,35,0.6); border: 1px solid rgba(255,255,255,0.1); border-radius: 12px; color: white; }
.social-links { display: flex; gap: 24px; margin-top: 24px; }
.social-links a { color: #c084fc; text-decoration: none; }
footer { text-align: center; padding: 40px 0; color: #64748b; border-top: 1px solid rgba(255,255,255,0.05); }

@media (max-width: 768px) {
    .nav-links { display: none; }
    .mobile-menu-btn { display: block; }
    .hero-text h1 { font-size: 2rem; }
    .about-grid, .contacts-grid { grid-template-columns: 1fr; }
    .code-terminal { height: 300px; }
}