/* ========================================
   MAIN STYLES
   ======================================== */

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

:root {
    --primary-bg: #0a0a0a;
    --secondary-bg: #111111;
    --accent: #00ff88;
    --accent-dark: #00cc6a;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-tertiary: #606060;
    --border: rgba(255, 255, 255, 0.1);
    --card-bg: rgba(20, 20, 20, 0.8);
}

body {
    font-family: 'JetBrains Mono', monospace;
    background: var(--primary-bg);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Background Effects */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 255, 136, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 136, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: 0;
}

body::after {
    content: '';
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 150%;
    height: 150%;
    background: radial-gradient(circle at center, transparent 0%, var(--primary-bg) 70%);
    pointer-events: none;
    z-index: 0;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

/* Smooth scroll */
html {
    scroll-behavior: smooth;
}

/* ========================================
   NAVIGATION
   ======================================== */

nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    padding: 1.5rem 0;
    z-index: 1000;
}

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

.logo {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: 0.1em;
    color: var(--accent);
    text-transform: uppercase;
    position: relative;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: all 0.3s ease;
    position: relative;
}

.nav-menu a::before {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s ease;
}

.nav-menu a:hover {
    color: var(--accent);
}

.nav-menu a:hover::before {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--accent);
    transition: all 0.3s ease;
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    position: relative;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 4rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--accent) 0%, #ffffff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-text .tagline {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-weight: 300;
}

.hero-text .description {
    font-size: 1.1rem;
    color: var(--text-tertiary);
    margin-bottom: 3rem;
    line-height: 1.8;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
}

.btn {
    padding: 1rem 2.5rem;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    text-decoration: none;
    border: 2px solid var(--accent);
    background: transparent;
    color: var(--accent);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: inline-block;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--accent);
    transition: left 0.3s ease;
    z-index: -1;
}

.btn:hover::before {
    left: 0;
}

.btn:hover {
    color: var(--primary-bg);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 255, 136, 0.3);
}

.btn.secondary {
    border-color: var(--text-secondary);
    color: var(--text-secondary);
}

.btn.secondary::before {
    background: var(--text-secondary);
}

.profile-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 3rem;
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.profile-image {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    margin: 0 auto 2rem;
    border: 3px solid var(--accent);
    overflow: hidden;
    position: relative;
    z-index: 1;
}

.profile-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 2rem;
    position: relative;
    z-index: 1;
}

.social-links a {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    border-radius: 50%;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.social-links a:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 255, 136, 0.3);
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 50px;
    border: 2px solid var(--accent);
    border-radius: 20px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

/* ========================================
   SECTIONS
   ======================================== */

section {
    padding: 100px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-number {
    font-family: 'Orbitron', sans-serif;
    font-size: 1rem;
    color: var(--accent);
    font-weight: 700;
    letter-spacing: 0.2em;
    margin-bottom: 0.5rem;
}

.section-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 3rem;
    font-weight: 900;
    color: var(--text-primary);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 3px;
    background: var(--accent);
}

/* ========================================
   SKILLS SECTION
   ======================================== */

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.skill-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 15px;
    padding: 2.5rem;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.skill-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent);
    box-shadow: 0 10px 40px rgba(0, 255, 136, 0.2);
}

.skill-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.skill-card h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    color: var(--accent);
    margin-bottom: 1rem;
}

.skill-card p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ========================================
   PROJECTS SECTION
   ======================================== */

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
}

.project-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent);
    box-shadow: 0 15px 50px rgba(0, 255, 136, 0.2);
}

.project-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--accent);
    position: relative;
    overflow: hidden;
}

.project-info {
    padding: 2rem;
}

.project-info h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.3rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1rem 0;
}

.tag {
    padding: 0.3rem 0.8rem;
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid var(--accent);
    border-radius: 5px;
    font-size: 0.75rem;
    color: var(--accent);
    font-weight: 500;
}

.project-info p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ========================================
   YOUTUBE SECTION
   ======================================== */

.youtube-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.video-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.video-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent);
    box-shadow: 0 15px 50px rgba(0, 255, 136, 0.2);
}

.video-thumbnail {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    cursor: pointer;
    overflow: hidden;
}

.video-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.play-button {
    width: 60px;
    height: 60px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-bg);
    transition: all 0.3s ease;
    position: absolute;
    z-index: 2;
}

.video-card:hover .play-button {
    transform: scale(1.2);
    box-shadow: 0 5px 20px rgba(0, 255, 136, 0.5);
}

.video-info {
    padding: 1.5rem;
}

.video-info h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.video-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--text-tertiary);
    margin-top: 0.5rem;
}

/* ========================================
   CONTACT SECTION
   ======================================== */

.contact-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.contact-content p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    line-height: 1.8;
}

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

.contact-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 15px;
    padding: 2rem 3rem;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    text-decoration: none;
    color: var(--text-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.contact-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
    box-shadow: 0 10px 40px rgba(0, 255, 136, 0.2);
}

.contact-icon {
    font-size: 2rem;
    color: var(--accent);
}

.contact-card span {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* ========================================
   FOOTER
   ======================================== */

footer {
    padding: 3rem 0;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-tertiary);
    position: relative;
    z-index: 1;
}

footer p {
    font-size: 0.9rem;
}

/* ========================================
   LOADING STATE
   ======================================== */

.loading {
    text-align: center;
    color: var(--text-secondary);
    padding: 3rem;
    font-size: 1.1rem;
}

.error {
    text-align: center;
    color: #ff4444;
    padding: 2rem;
    background: rgba(255, 68, 68, 0.1);
    border: 1px solid #ff4444;
    border-radius: 10px;
}