/* === RESET & BASE === */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg: #0a0a0f;
    --bg-card: rgba(15, 15, 25, 0.7);
    --glass: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --text: #e0e0e8;
    --text-dim: #8888a0;
    --accent: #00f0ff;
    --accent-glow: rgba(0, 240, 255, 0.3);
    --accent2: #a855f7;
    --accent2-glow: rgba(168, 85, 247, 0.3);
    --danger: #ff3366;
    --radius: 16px;
    --font: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
}

/* === NOISE OVERLAY === */
.noise {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.015;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* === NAVBAR === */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
}

.nav-logo {
    font-family: var(--font-mono);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.nav-logo .accent {
    color: var(--accent);
    text-shadow: 0 0 10px var(--accent-glow);
}

.nav-links {
    display: flex;
    gap: 0.5rem;
}

.nav-links a {
    color: var(--text-dim);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.nav-links a:hover {
    color: var(--text);
    background: var(--glass);
}

.nav-links a.active {
    color: var(--accent);
    background: rgba(0, 240, 255, 0.08);
    box-shadow: 0 0 12px var(--accent-glow);
}

.nav-burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-burger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: 0.3s;
}

/* === MAIN CONTENT === */
.content {
    padding-top: 80px;
    min-height: calc(100vh - 60px);
}

/* === HERO === */
.hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 6rem 2rem;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 600px; height: 600px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    opacity: 0.15;
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    letter-spacing: -2px;
    margin-bottom: 1rem;
    position: relative;
}

.hero h1 .glow {
    color: var(--accent);
    text-shadow: 0 0 20px var(--accent-glow), 0 0 60px var(--accent-glow);
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-dim);
    max-width: 600px;
    margin-bottom: 2rem;
}

.hero-tags {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    justify-content: center;
}

.tag {
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-family: var(--font-mono);
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: var(--text-dim);
}

/* === PROJECT CARDS === */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    padding: 4rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 2rem;
    backdrop-filter: blur(10px);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--accent2));
    opacity: 0;
    transition: opacity 0.4s;
}

.project-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
    box-shadow: 0 8px 40px var(--accent-glow);
}

.project-card:hover::before {
    opacity: 1;
}

.project-card h2 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    font-weight: 700;
}

.project-card p {
    color: var(--text-dim);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.project-card .btn {
    display: inline-block;
    padding: 0.6rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.85rem;
    transition: all 0.3s;
}

.btn-primary {
    background: var(--accent);
    color: var(--bg);
    box-shadow: 0 0 20px var(--accent-glow);
}

.btn-primary:hover {
    box-shadow: 0 0 30px var(--accent-glow), 0 0 60px var(--accent-glow);
    transform: scale(1.05);
}

.btn-outline {
    border: 1px solid var(--accent);
    color: var(--accent);
}

.btn-outline:hover {
    background: rgba(0, 240, 255, 0.1);
}

/* === PROJECT PAGE (DETAIL) === */
.project-hero {
    padding: 5rem 2rem 3rem;
    text-align: center;
    position: relative;
}

.project-hero h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 1rem;
}

.project-hero .subtitle {
    font-size: 1.1rem;
    color: var(--text-dim);
    max-width: 700px;
    margin: 0 auto 2rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem;
}

.feature-item {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 1.5rem;
    backdrop-filter: blur(10px);
    transition: border-color 0.3s;
}

.feature-item:hover {
    border-color: var(--accent);
}

.feature-item h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    color: var(--accent);
    font-family: var(--font-mono);
}

.feature-item p {
    color: var(--text-dim);
    font-size: 0.9rem;
}

.project-links {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    padding: 2rem;
}

/* === CONTACTS PAGE === */
.contacts-section {
    max-width: 700px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.contacts-section h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.contacts-section .subtitle {
    color: var(--text-dim);
    margin-bottom: 3rem;
}

.contact-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.2rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    text-decoration: none;
    color: var(--text);
    transition: all 0.3s;
    backdrop-filter: blur(10px);
}

.contact-item:hover {
    border-color: var(--accent);
    box-shadow: 0 4px 20px var(--accent-glow);
    transform: translateX(4px);
}

.contact-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.contact-icon.discord { background: rgba(88, 101, 242, 0.2); color: #5865F2; }
.contact-icon.telegram { background: rgba(0, 136, 204, 0.2); color: #0088cc; }
.contact-icon.email { background: rgba(0, 240, 255, 0.1); color: var(--accent); }

.contact-info .label {
    font-size: 0.75rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-family: var(--font-mono);
}

.contact-info .value {
    font-size: 1rem;
    font-weight: 500;
}

/* === FOOTER === */
.footer {
    text-align: center;
    padding: 2rem;
    border-top: 1px solid var(--glass-border);
    color: var(--text-dim);
    font-size: 0.85rem;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 60px;
        left: 0; right: 0;
        background: rgba(10, 10, 15, 0.95);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 1rem;
        border-bottom: 1px solid var(--glass-border);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: all 0.3s;
    }

    .nav-links.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    .nav-burger {
        display: flex;
    }

    .projects-grid {
        grid-template-columns: 1fr;
        padding: 2rem 1rem;
    }

    .hero {
        padding: 4rem 1.5rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }
}

/* === ANIMATIONS === */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-up {
    animation: fadeUp 0.6s ease forwards;
    opacity: 0;
}

.fade-up:nth-child(2) { animation-delay: 0.1s; }
.fade-up:nth-child(3) { animation-delay: 0.2s; }
.fade-up:nth-child(4) { animation-delay: 0.3s; }
.fade-up:nth-child(5) { animation-delay: 0.4s; }

@keyframes pulse-glow {
    0%, 100% { opacity: 0.15; }
    50% { opacity: 0.25; }
}

.hero::before {
    animation: pulse-glow 4s ease-in-out infinite;
}