:root {
    --bg-base: #0a0a0c;
    --bg-surface: #131318;
    --text-primary: #f4f4f5;
    --text-secondary: #a1a1aa;
    --accent-main: #3b82f6;
    /* Blue */
    --accent-purple: #8b5cf6;
    /* Purple */
    --accent-glow: rgba(139, 92, 246, 0.5);

    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-base);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

h1,
h2,
h3,
h4,
.logo {
    font-family: 'Outfit', sans-serif;
    line-height: 1.2;
}

/* Background Gradients */
.bg-shape {
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    z-index: -1;
    opacity: 0.4;
    animation: float 20s infinite ease-in-out;
}

.shape-1 {
    top: -10%;
    left: -10%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, var(--accent-purple) 0%, transparent 70%);
}

.shape-2 {
    bottom: -10%;
    right: -10%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, var(--accent-main) 0%, transparent 70%);
    animation-delay: -5s;
}

.shape-3 {
    top: 40%;
    left: 40%;
    width: 30vw;
    height: 30vw;
    background: radial-gradient(circle, #ec4899 0%, transparent 70%);
    /* Pink hint */
    opacity: 0.2;
    animation-delay: -10s;
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    50% {
        transform: translate(5%, 5%) scale(1.1);
    }
}

/* Typography & Utils */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.gradient-text {
    background: linear-gradient(135deg, var(--accent-main), var(--accent-purple), #ec4899);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.icon-gradient {
    background: linear-gradient(135deg, var(--accent-main), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-center {
    text-align: center;
}

.text-yellow {
    color: #eab308;
}

.section {
    padding: 100px 0;
}

.section-header {
    margin-bottom: 60px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    font-size: 3rem;
    margin-bottom: 16px;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.125rem;
}

/* Glassmorphism Card */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    box-shadow: var(--glass-shadow);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.2);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    font-family: 'Inter', sans-serif;
}

.btn-sm {
    padding: 10px 20px;
    font-size: 0.875rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-main), var(--accent-purple));
    color: white;
    box-shadow: 0 4px 15px var(--accent-glow);
}

.btn-primary:hover {
    box-shadow: 0 8px 25px var(--accent-glow);
    transform: scale(1.02);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--accent-purple);
}

.btn-outline:hover {
    background: rgba(139, 92, 246, 0.1);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 0;
    z-index: 100;
    transition: background 0.3s, backdrop-filter 0.3s, border-bottom 0.3s;
}

.navbar.scrolled {
    background: rgba(10, 10, 12, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    padding: 15px 0;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a:not(.btn) {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:not(.btn):hover {
    color: white;
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-primary);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(10, 10, 12, 0.98);
    z-index: 99;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 30px;
    transform: translateY(-100%);
    transition: transform 0.4s cubic-bezier(0.77, 0, 0.175, 1);
}

.mobile-menu.active {
    transform: translateY(0);
}

.mobile-link {
    font-size: 1.5rem;
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    font-family: 'Outfit', sans-serif;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
    padding-top: 100px;
    /* Offset for nav */
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--accent-purple);
    margin-bottom: 24px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background-color: #10b981;
    border-radius: 50%;
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
    }

    70% {
        transform: scale(1);
        box-shadow: 0 0 0 6px rgba(16, 185, 129, 0);
    }

    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
    }
}

.hero-title {
    font-size: clamp(3rem, 5vw, 4.5rem);
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-desc {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    max-width: 600px;
}

.hero-desc strong {
    color: var(--text-primary);
}

.hero-desc-sub {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Hero Visuals (Stats) */
.hero-visual {
    position: relative;
    height: 400px;
}

.stat-card {
    position: absolute;
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    min-width: 240px;
}

.stat-card i {
    font-size: 2.5rem;
}

.stat-info h3 {
    font-size: 2rem;
    margin-bottom: 4px;
}

.stat-info p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.main-stat {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 3;
    padding: 30px;
    background: rgba(20, 20, 25, 0.7);
    border-color: rgba(139, 92, 246, 0.3);
}

.main-stat:hover {
    transform: translate(-50%, -55%);
}

.stat-pos-1 {
    top: 10%;
    right: 0;
    z-index: 2;
}

.stat-pos-2 {
    bottom: 10%;
    left: 0;
    z-index: 1;
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.skill-category {
    padding: 40px 30px;
}

.category-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--text-primary);
    margin-bottom: 24px;
}

.skill-category h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
}

.skill-category p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 24px;
    min-height: 60px;
}

.skill-list {
    list-style: none;
}

.skill-list li {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
    padding-left: 20px;
    position: relative;
    line-height: 1.4;
}

.skill-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-purple);
}

.skill-list li strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.project-card {
    padding: 40px;
    display: flex;
    flex-direction: column;
}

.project-type {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent-purple);
    font-weight: 700;
    margin-bottom: 12px;
}

.project-card h3 {
    font-size: 1.8rem;
    margin-bottom: 16px;
}

.project-card p {
    color: var(--text-secondary);
    margin-bottom: 24px;
    flex-grow: 1;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tech-tags span {
    background: rgba(255, 255, 255, 0.05);
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 0.8rem;
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
}

/* Contact Section */
.contact-card {
    padding: 60px;
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 60px;
    align-items: center;
    background: linear-gradient(135deg, rgba(20, 20, 25, 0.5), rgba(139, 92, 246, 0.05));
}

.contact-info h2 {
    font-size: 3rem;
    margin-bottom: 20px;
}

.contact-info p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 40px;
}

.contact-methods {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.telegram-btn {
    background: #0088cc;
    color: white;
    box-shadow: 0 4px 20px rgba(0, 136, 204, 0.3);
}

.telegram-btn:hover {
    background: #0099e6;
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 136, 204, 0.4);
}

.kwork-btn {
    background: #11a95e;
    color: white;
    box-shadow: 0 4px 20px rgba(17, 169, 94, 0.3);
}

.kwork-btn:hover {
    background: #13c16a;
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(17, 169, 94, 0.4);
}

.availability {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.contact-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.avatar-glow {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--accent-purple) 0%, transparent 60%);
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    animation: pulse 4s infinite ease-in-out;
}

.abstract-avatar {
    width: 150px;
    height: 150px;
    background: var(--bg-surface);
    border: 2px solid var(--accent-main);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: var(--text-primary);
    box-shadow: 0 0 30px var(--accent-glow);
    z-index: 2;
}

/* Footer */
.footer {
    border-top: 1px solid var(--glass-border);
    padding: 40px 0;
    margin-top: 50px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.165, 0.84, 0.44, 1), transform 0.8s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.scroll-delay-1 {
    transition-delay: 0.1s;
}

.scroll-delay-2 {
    transition-delay: 0.2s;
}

.scroll-delay-3 {
    transition-delay: 0.3s;
}

/* Responsive / Mobile */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 150px;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-desc,
    .hero-desc-sub {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-visual {
        height: 300px;
        margin-top: 40px;
    }

    .stat-card {
        min-width: 200px;
        padding: 15px;
    }

    .stat-card i {
        font-size: 2rem;
    }

    .stat-info h3 {
        font-size: 1.5rem;
    }

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

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

    .contact-card {
        grid-template-columns: 1fr;
        padding: 40px 24px;
        text-align: center;
    }

    .contact-methods {
        justify-content: center;
    }

    .footer-content {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

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

    .hero-title {
        font-size: 2.5rem;
    }
}