/* ========================================
   UNIVERSAL STYLES & RESET
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #00f0ff;
    --secondary-color: #ff00f7;
    --accent-color: #ffd700;
    --bg-dark: #0a0a1a;
    --bg-darker: #050510;
    --text-light: #ffffff;
    --text-gray: #a0a0c0;
    --glow-primary: 0 0 20px rgba(0, 240, 255, 0.5);
    --glow-secondary: 0 0 20px rgba(255, 0, 247, 0.5);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg-darker);
    color: var(--text-light);
    overflow-x: hidden;
    line-height: 1.6;
}

/* ========================================
   STARFIELD BACKGROUND
   ======================================== */
.starfield {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.stars, .stars2, .stars3 {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: transparent;
}

.stars {
    background-image: 
        radial-gradient(2px 2px at 20px 30px, #eee, transparent),
        radial-gradient(2px 2px at 60px 70px, #fff, transparent),
        radial-gradient(1px 1px at 50px 50px, #ddd, transparent),
        radial-gradient(1px 1px at 130px 80px, #fff, transparent),
        radial-gradient(2px 2px at 90px 10px, #eee, transparent);
    background-repeat: repeat;
    background-size: 200px 200px;
    animation: stars-move 200s linear infinite;
}

.stars2 {
    background-image: 
        radial-gradient(1px 1px at 40px 60px, #fff, transparent),
        radial-gradient(1px 1px at 110px 90px, #ddd, transparent),
        radial-gradient(1px 1px at 170px 30px, #fff, transparent);
    background-repeat: repeat;
    background-size: 250px 250px;
    animation: stars-move 300s linear infinite;
}

.stars3 {
    background-image: 
        radial-gradient(1px 1px at 75px 125px, #eee, transparent),
        radial-gradient(1px 1px at 180px 25px, #fff, transparent),
        radial-gradient(1px 1px at 145px 180px, #ddd, transparent);
    background-repeat: repeat;
    background-size: 300px 300px;
    animation: stars-move 400s linear infinite;
}

@keyframes stars-move {
    from { transform: translateY(0); }
    to { transform: translateY(-2000px); }
}

/* ========================================
   NEBULA EFFECT
   ======================================== */
.nebula {
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(ellipse at 20% 30%, rgba(0, 240, 255, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 70%, rgba(255, 0, 247, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(255, 215, 0, 0.05) 0%, transparent 50%);
    animation: nebula-float 30s ease-in-out infinite;
    z-index: -1;
}

@keyframes nebula-float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(5%, 5%) rotate(5deg); }
    66% { transform: translate(-5%, 5%) rotate(-5deg); }
}

/* ========================================
   NAVIGATION
   ======================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    background: rgba(10, 10, 26, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 240, 255, 0.2);
}

.logo .glow-text {
    font-size: 1.8rem;
    font-weight: bold;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: var(--glow-primary);
    letter-spacing: 3px;
}

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

.nav-link {
    color: var(--text-light);
    text-decoration: none;
    font-size: 1rem;
    position: relative;
    transition: all 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link:hover::after {
    width: 100%;
}

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

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

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 6rem 5% 4rem;
}

.astronaut {
    position: absolute;
    right: 10%;
    top: 20%;
    animation: float 6s ease-in-out infinite;
}

.astronaut-body {
    position: relative;
    width: 150px;
    height: 200px;
}

.helmet {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(0,240,255,0.2));
    border-radius: 50%;
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    border: 3px solid rgba(0,240,255,0.5);
    box-shadow: 
        inset 0 0 20px rgba(0,240,255,0.3),
        0 0 30px rgba(0,240,255,0.4);
}

.helmet-glow {
    width: 50px;
    height: 50px;
    background: radial-gradient(circle, rgba(0,240,255,0.3), transparent);
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: pulse 2s ease-in-out infinite;
}

.body-suit {
    width: 70px;
    height: 90px;
    background: linear-gradient(180deg, rgba(255,255,255,0.15), rgba(100,100,150,0.2));
    border-radius: 20px;
    position: absolute;
    top: 75px;
    left: 50%;
    transform: translateX(-50%);
    border: 2px solid rgba(0,240,255,0.3);
}

.jetpack {
    width: 60px;
    height: 70px;
    background: linear-gradient(180deg, rgba(150,150,180,0.3), rgba(80,80,120,0.4));
    border-radius: 10px;
    position: absolute;
    top: 80px;
    left: 50%;
    transform: translateX(-50%) translateX(-5px);
    z-index: -1;
    border: 2px solid rgba(255,0,247,0.3);
}

.flame {
    width: 15px;
    height: 40px;
    background: linear-gradient(180deg, rgba(255,100,0,0.8), rgba(255,200,0,0.4), transparent);
    position: absolute;
    bottom: -35px;
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    animation: flame-flicker 0.3s ease-in-out infinite;
}

.flame1 {
    left: 10px;
}

.flame2 {
    right: 10px;
    animation-delay: 0.15s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(-5deg); }
    50% { transform: translateY(-30px) rotate(5deg); }
}

@keyframes pulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

@keyframes flame-flicker {
    0%, 100% { transform: scaleY(1); opacity: 0.8; }
    50% { transform: scaleY(1.2); opacity: 1; }
}

.hero-content {
    max-width: 800px;
    text-align: center;
    z-index: 2;
}

.hero-title {
    font-size: 4rem;
    font-weight: bold;
    margin-bottom: 1rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.hero-title .word {
    display: inline-block;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradient-shift 3s ease infinite;
    background-size: 200% 200%;
}

.hero-title .word:nth-child(2) {
    animation-delay: 0.5s;
}

@keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-gray);
    margin-bottom: 3rem;
    letter-spacing: 2px;
}

.cta-buttons {
    display: flex;
    gap: 2rem;
    justify-content: center;
}

.btn {
    padding: 1rem 2.5rem;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
}

.btn span {
    position: relative;
    z-index: 2;
}

.btn-primary {
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    color: var(--bg-dark);
    font-weight: bold;
    box-shadow: var(--glow-primary);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 30px rgba(0, 240, 255, 0.8);
}

.btn-secondary {
    background: transparent;
    color: var(--text-light);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: rgba(0, 240, 255, 0.1);
    transform: translateY(-3px);
}

.btn-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover .btn-glow {
    width: 300px;
    height: 300px;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    animation: bounce 2s ease-in-out infinite;
}

.mouse {
    width: 25px;
    height: 40px;
    border: 2px solid var(--primary-color);
    border-radius: 15px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.wheel {
    width: 3px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 2px;
    animation: scroll-wheel 1.5s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

@keyframes scroll-wheel {
    0% { opacity: 1; transform: translateY(0); }
    100% { opacity: 0; transform: translateY(12px); }
}

/* ========================================
   SECTION COMMON STYLES
   ======================================== */
section {
    padding: 6rem 5%;
    position: relative;
}

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

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

.section-title {
    font-size: 3rem;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
}

.title-underline {
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    margin: 0 auto;
    border-radius: 2px;
}

/* ========================================
   ABOUT/VISION SECTION
   ======================================== */
.about-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.vision-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: 20px;
    padding: 3rem 2rem;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.vision-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.1), rgba(255, 0, 247, 0.1));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.vision-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 40px rgba(0, 240, 255, 0.3);
}

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

.card-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 2rem;
    position: relative;
}

.orbit {
    width: 100%;
    height: 100%;
    border: 2px dashed var(--primary-color);
    border-radius: 50%;
    position: relative;
    animation: rotate 10s linear infinite;
}

.planet {
    width: 30px;
    height: 30px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 20px var(--primary-color);
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.rocket {
    width: 50px;
    height: 80px;
    position: relative;
    margin: 0 auto;
    animation: rocket-launch 3s ease-in-out infinite;
}

.rocket-body {
    width: 30px;
    height: 50px;
    background: linear-gradient(180deg, var(--secondary-color), var(--primary-color));
    border-radius: 50% 50% 0 0;
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
}

.rocket-fire {
    width: 20px;
    height: 30px;
    background: linear-gradient(180deg, rgba(255,100,0,0.8), rgba(255,200,0,0.4), transparent);
    position: absolute;
    bottom: -25px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    animation: fire-pulse 0.2s ease-in-out infinite;
}

@keyframes rocket-launch {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

@keyframes fire-pulse {
    0%, 100% { transform: translateX(-50%) scaleY(1); }
    50% { transform: translateX(-50%) scaleY(1.3); }
}

.satellite {
    width: 100px;
    height: 60px;
    position: relative;
    margin: 0 auto;
    animation: satellite-float 4s ease-in-out infinite;
}

.sat-body {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, rgba(0,240,255,0.3), rgba(255,0,247,0.3));
    border: 2px solid var(--primary-color);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.sat-panel {
    width: 30px;
    height: 50px;
    background: linear-gradient(90deg, rgba(255,215,0,0.3), rgba(0,240,255,0.2));
    border: 1px solid var(--accent-color);
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
}

.sat-left {
    left: -25px;
}

.sat-right {
    right: -25px;
}

@keyframes satellite-float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(5deg); }
}

.vision-card h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    position: relative;
}

.vision-card p {
    color: var(--text-gray);
    line-height: 1.8;
    position: relative;
}

/* ========================================
   PROJECTS SECTION
   ======================================== */
.projects {
    background: rgba(0, 0, 0, 0.3);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.project-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 50px rgba(0, 240, 255, 0.4);
}

.project-image {
    height: 250px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.1), rgba(255, 0, 247, 0.1));
    opacity: 0.5;
    transition: opacity 0.3s ease;
}

.project-card:hover .project-overlay {
    opacity: 0.8;
}

.planet-graphic {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    position: relative;
    animation: planet-spin 20s linear infinite;
}

.planet1 {
    background: radial-gradient(circle at 30% 30%, #4a90e2, #1e3a8a);
    box-shadow: 
        inset -20px -20px 40px rgba(0,0,0,0.3),
        0 0 40px rgba(74, 144, 226, 0.6);
}

.planet2 {
    background: radial-gradient(circle at 30% 30%, #e24a90, #8a1e3a);
    box-shadow: 
        inset -20px -20px 40px rgba(0,0,0,0.3),
        0 0 40px rgba(226, 74, 144, 0.6);
}

.planet3 {
    background: radial-gradient(circle at 30% 30%, #90e24a, #3a8a1e);
    box-shadow: 
        inset -20px -20px 40px rgba(0,0,0,0.3),
        0 0 40px rgba(144, 226, 74, 0.6);
}

.planet4 {
    background: radial-gradient(circle at 30% 30%, #e2904a, #8a3a1e);
    box-shadow: 
        inset -20px -20px 40px rgba(0,0,0,0.3),
        0 0 40px rgba(226, 144, 74, 0.6);
}

@keyframes planet-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.project-info {
    padding: 2rem;
}

.project-info h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.project-info p {
    color: var(--text-gray);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.tag {
    padding: 0.4rem 1rem;
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid rgba(0, 240, 255, 0.3);
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--primary-color);
}

.project-link {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
}

.project-link:hover {
    color: var(--primary-color);
    text-shadow: 0 0 10px var(--primary-color);
}

/* ========================================
   SKILLS SECTION
   ======================================== */
.skills-constellation {
    position: relative;
    width: 600px;
    height: 600px;
    margin: 0 auto;
}

.skill-orbit {
    position: absolute;
    border: 1px dashed rgba(0, 240, 255, 0.2);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.orbit-1 {
    width: 500px;
    height: 500px;
    animation: orbit-rotate 20s linear infinite;
}

.orbit-2 {
    width: 420px;
    height: 420px;
    animation: orbit-rotate 25s linear infinite reverse;
}

.orbit-3 {
    width: 340px;
    height: 340px;
    animation: orbit-rotate 30s linear infinite;
}

.orbit-4 {
    width: 260px;
    height: 260px;
    animation: orbit-rotate 22s linear infinite reverse;
}

.orbit-5 {
    width: 180px;
    height: 180px;
    animation: orbit-rotate 18s linear infinite;
}

.orbit-6 {
    width: 100px;
    height: 100px;
    animation: orbit-rotate 15s linear infinite reverse;
}

@keyframes orbit-rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

.skill-node {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.2), rgba(255, 0, 247, 0.2));
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 0.9rem;
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.4);
}

.skill-node:hover {
    transform: translateX(-50%) scale(1.2);
    box-shadow: 0 0 30px rgba(0, 240, 255, 0.8);
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.4), rgba(255, 0, 247, 0.4));
}

.central-core {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.5rem;
    color: var(--bg-dark);
    box-shadow: 0 0 50px rgba(0, 240, 255, 0.6);
    animation: core-pulse 2s ease-in-out infinite;
}

.core-glow {
    position: absolute;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(0, 240, 255, 0.3), transparent);
    border-radius: 50%;
    animation: glow-pulse 2s ease-in-out infinite;
}

@keyframes core-pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.05); }
}

@keyframes glow-pulse {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.1); }
}

/* ========================================
   CONTACT SECTION
   ======================================== */
.contact {
    background: rgba(0, 0, 0, 0.3);
}

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

.contact-info h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.contact-info p {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 3rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: 10px;
    text-decoration: none;
    color: var(--text-light);
    transition: all 0.3s ease;
}

.contact-method:hover {
    background: rgba(0, 240, 255, 0.1);
    transform: translateX(10px);
}

.method-icon {
    font-size: 1.5rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    position: relative;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: 10px;
    color: var(--text-light);
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(0, 240, 255, 0.05);
}

.form-group textarea {
    resize: vertical;
}

.input-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 10px;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.5);
}

.form-group input:focus ~ .input-glow,
.form-group textarea:focus ~ .input-glow {
    opacity: 1;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    padding: 3rem 5%;
    text-align: center;
    border-top: 1px solid rgba(0, 240, 255, 0.2);
    background: rgba(0, 0, 0, 0.5);
}

.footer p {
    color: var(--text-gray);
    margin-bottom: 0.5rem;
}

.footer-quote {
    font-style: italic;
    color: var(--primary-color);
    opacity: 0.7;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 968px) {
    .nav-links {
        position: fixed;
        top: 80px;
        right: -100%;
        width: 300px;
        height: calc(100vh - 80px);
        background: rgba(10, 10, 26, 0.98);
        flex-direction: column;
        padding: 2rem;
        transition: right 0.3s ease;
        border-left: 1px solid rgba(0, 240, 255, 0.2);
    }

    .nav-links.active {
        right: 0;
    }

    .menu-toggle {
        display: flex;
    }

    .hero-title {
        font-size: 3rem;
    }

    .astronaut {
        right: 5%;
        top: 15%;
        transform: scale(0.7);
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .skills-constellation {
        width: 400px;
        height: 400px;
    }

    .skill-orbit {
        transform: translate(-50%, -50%) scale(0.7);
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .cta-buttons {
        flex-direction: column;
        gap: 1rem;
    }

    .astronaut {
        display: none;
    }

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

    .about-content {
        grid-template-columns: 1fr;
    }

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

    .skills-constellation {
        width: 350px;
        height: 350px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 6rem 2% 4rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    section {
        padding: 4rem 5%;
    }

    .btn {
        padding: 0.8rem 2rem;
        font-size: 1rem;
    }

    .skills-constellation {
        width: 300px;
        height: 300px;
    }

    .skill-node {
        width: 60px;
        height: 60px;
        font-size: 0.75rem;
    }

    .central-core {
        width: 90px;
        height: 90px;
        font-size: 1.2rem;
    }
}