/* ========================================
   ROHAN PRASAD PORTFOLIO - DESIGN SYSTEM
   Cutting-edge UI/UX with Dynamic Animations
   ======================================== */

/* ============ CSS VARIABLES ============ */
:root {
    /* Primary Colors */
    --neon-cyan: #00ffff;
    --neon-purple: #8b5cf6;
    --neon-pink: #ff007f;
    --neon-blue: #00d4ff;
    --neon-green: #00ff88;
    --neon-orange: #ff6b35;

    /* Background Colors */
    --bg-primary: #0a0a0f;
    --bg-secondary: #11111a;
    --bg-tertiary: #1a1a2e;
    --bg-card: rgba(26, 26, 46, 0.6);

    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --text-muted: #6a6a7a;

    /* Glow Effects */
    --glow-cyan: rgba(0, 255, 255, 0.4);
    --glow-purple: rgba(139, 92, 246, 0.4);
    --glow-pink: rgba(255, 0, 127, 0.4);
    --glow-blue: rgba(0, 212, 255, 0.4);

    /* Typography */
    --font-display: 'Orbitron', monospace;
    --font-body: 'Rajdhani', sans-serif;

    /* Transitions */
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-elastic: 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);

    /* Spacing */
    --nav-height: 80px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
    cursor: none; /* Hide default cursor */
}

/* ============ CUSTOM CURSOR ============ */
.cursor-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 10000;
    mix-blend-mode: difference;
}

.cursor-dot {
    width: 8px;
    height: 8px;
    background: var(--neon-cyan);
    border-radius: 50%;
    position: absolute;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 20px var(--glow-cyan), 0 0 40px var(--glow-cyan);
}

.cursor-ring {
    width: 40px;
    height: 40px;
    border: 2px solid var(--neon-cyan);
    border-radius: 50%;
    position: absolute;
    transform: translate(-50%, -50%);
    transition: transform 0.1s ease, width 0.2s ease, height 0.2s ease, border-color 0.2s ease;
    box-shadow: 0 0 15px var(--glow-cyan);
}

.cursor-ring.hovered {
    width: 60px;
    height: 60px;
    border-color: var(--neon-pink);
    box-shadow: 0 0 25px var(--glow-pink);
}

.cursor-trail-dot {
    width: 4px;
    height: 4px;
    background: var(--neon-purple);
    border-radius: 50%;
    position: absolute;
    pointer-events: none;
    opacity: 0.6;
    animation: trailFade 1s ease-out forwards;
}

@keyframes trailFade {
    to {
        opacity: 0;
        transform: scale(0);
    }
}

/* ============ BACKGROUND EFFECTS ============ */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    width: 100%;
    height: 100%;
    z-index: -2;
    background: var(--bg-primary);
    overflow: hidden;
}

.nebula {
    position: absolute;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 30%, rgba(0, 255, 255, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(139, 92, 246, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 40% 80%, rgba(255, 0, 127, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 60% 20%, rgba(0, 212, 255, 0.08) 0%, transparent 40%);
    animation: nebulaPulse 15s ease-in-out infinite alternate;
}

@keyframes nebulaPulse {
    0% { transform: scale(1) rotate(0deg); opacity: 0.5; }
    100% { transform: scale(1.2) rotate(5deg); opacity: 1; }
}

/* ============ PARTICLES ============ */
.particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.particle {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    animation: particleFloat linear infinite;
}

@keyframes particleFloat {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100vh) rotate(720deg);
        opacity: 0;
    }
}

/* ============ LOADING SCREEN ============ */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

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

.loading-title {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 900;
    background: linear-gradient(45deg, var(--neon-cyan), var(--neon-purple), var(--neon-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 2rem;
    animation: loadingGlow 2s ease-in-out infinite alternate;
}

@keyframes loadingGlow {
    0% { filter: drop-shadow(0 0 10px var(--glow-cyan)); }
    100% { filter: drop-shadow(0 0 30px var(--glow-purple)); }
}

.loading-bar {
    width: 300px;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
}

.loading-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--neon-cyan), var(--neon-purple), var(--neon-pink));
    border-radius: 2px;
    width: 0%;
    animation: loadingProgress 2.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    box-shadow: 0 0 20px var(--glow-cyan);
}

@keyframes loadingProgress {
    0% { width: 0%; }
    50% { width: 70%; }
    100% { width: 100%; }
}

/* ============ NAVBAR ============ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 255, 255, 0.2);
    z-index: 1000;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(10, 10, 15, 0.95);
    box-shadow: 0 4px 30px rgba(0, 255, 255, 0.1);
}

.navbar-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-brand {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 900;
    background: linear-gradient(45deg, var(--neon-cyan), var(--neon-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    text-shadow: 0 0 30px var(--glow-cyan);
    transition: transform var(--transition-base);
}

.navbar-brand:hover {
    transform: scale(1.05);
}

.navbar-nav {
    display: flex;
    list-style: none;
    gap: 0.5rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.75rem 1.25rem;
    border-radius: 25px;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, var(--neon-cyan), var(--neon-purple));
    opacity: 0;
    transition: opacity var(--transition-base);
    border-radius: 25px;
}

.nav-link span {
    position: relative;
    z-index: 1;
}

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

.nav-link:hover::before {
    opacity: 0.15;
}

.nav-link.active {
    color: var(--neon-cyan);
}

.nav-link.active::before {
    opacity: 0.2;
}

/* ============ BUTTON STYLES ============ */
.btn-primary {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: linear-gradient(45deg, var(--neon-cyan), var(--neon-purple));
    color: var(--bg-primary);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1rem;
    text-decoration: none;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
    box-shadow: 0 4px 20px var(--glow-cyan);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(255,255,255,0.4), transparent);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.4s ease, height 0.4s ease;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px var(--glow-cyan);
}

.btn-primary:active {
    transform: translateY(-1px) scale(0.98);
}

/* ============ CARD STYLES ============ */
.card-3d {
    background: var(--bg-card);
    border: 1px solid rgba(0, 255, 255, 0.15);
    border-radius: 20px;
    padding: 2rem;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
    transform-style: preserve-3d;
    cursor: pointer;
}

.card-3d::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 255, 0.1), transparent);
    transition: left 0.6s ease;
}

.card-3d:hover::before {
    left: 100%;
}

.card-3d:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 255, 255, 0.15);
    border-color: var(--neon-cyan);
}

.card-glow {
    position: relative;
}

.card-glow::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, var(--neon-cyan), var(--neon-purple), var(--neon-pink), var(--neon-cyan));
    background-size: 400% 400%;
    border-radius: 20px;
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition-base);
    animation: gradientRotate 3s linear infinite;
}

.card-glow:hover::after {
    opacity: 1;
}

@keyframes gradientRotate {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* ============ SECTION STYLES ============ */
section {
    padding: 5rem 2rem;
    position: relative;
}

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

.section-title-wrapper {
    text-align: center;
    margin-bottom: 1rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 900;
    display: inline-block;
    background: linear-gradient(45deg, var(--neon-cyan), var(--neon-purple), var(--neon-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, var(--neon-cyan), var(--neon-purple), var(--neon-pink));
    border-radius: 2px;
    box-shadow: 0 0 10px var(--glow-cyan);
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-bottom: 3rem;
}

/* ============ SCROLL ANIMATIONS ============ */
.reveal {
    opacity: 0;
    transform: translateY(60px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-60px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(60px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-scale.active {
    opacity: 1;
    transform: scale(1);
}

/* Stagger animation for grids */
.stagger-grid > *:nth-child(1) { transition-delay: 0ms; }
.stagger-grid > *:nth-child(2) { transition-delay: 100ms; }
.stagger-grid > *:nth-child(3) { transition-delay: 200ms; }
.stagger-grid > *:nth-child(4) { transition-delay: 300ms; }
.stagger-grid > *:nth-child(5) { transition-delay: 400ms; }
.stagger-grid > *:nth-child(6) { transition-delay: 500ms; }
.stagger-grid > *:nth-child(7) { transition-delay: 600ms; }
.stagger-grid > *:nth-child(8) { transition-delay: 700ms; }
.stagger-grid > *:nth-child(9) { transition-delay: 800ms; }
.stagger-grid > *:nth-child(10) { transition-delay: 900ms; }
.stagger-grid > *:nth-child(11) { transition-delay: 1000ms; }
.stagger-grid > *:nth-child(12) { transition-delay: 1100ms; }

/* ============ TEXT REVEAL ANIMATION ============ */
.text-reveal {
    display: inline-block;
    overflow: hidden;
}

.text-reveal span {
    display: inline-block;
    opacity: 0;
    transform: translateY(100%);
    animation: textRevealUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes textRevealUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============ HERO SECTION ============ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: var(--nav-height);
    position: relative;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content h1 {
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1rem;
    position: relative;
}

.hero-title-gradient {
    background: linear-gradient(45deg, var(--neon-cyan), var(--neon-purple), var(--neon-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--neon-cyan);
    margin-bottom: 1.5rem;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 2rem;
}

/* Typewriter Effect */
.typewriter-container {
    display: inline-block;
    position: relative;
}

.typewriter-text {
    border-right: 3px solid var(--neon-cyan);
    animation: blinkCursor 0.8s step-end infinite;
}

@keyframes blinkCursor {
    0%, 100% { border-color: var(--neon-cyan); }
    50% { border-color: transparent; }
}

/* ============ HOLOGRAPHIC CARD ============ */
.holographic-card {
    width: 100%;
    max-width: 450px;
    height: 500px;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.1), rgba(139, 92, 246, 0.1));
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 25px;
    backdrop-filter: blur(20px);
    padding: 2rem;
    position: relative;
    transform-style: preserve-3d;
    transition: all 0.1s ease;
    cursor: pointer;
    overflow: hidden;
}

.holographic-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(0, 255, 255, 0.1) 50%,
        transparent 70%
    );
    transform: rotate(45deg);
    transition: all 0.6s ease;
}

.holographic-card:hover::before {
    animation: shine 1.5s ease-in-out;
}

@keyframes shine {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.holographic-card img {
    width: 100%;
    height: 60%;
    object-fit: cover;
    border-radius: 15px;
    margin-bottom: 1rem;
    filter: brightness(0.9) contrast(1.1);
    transition: filter var(--transition-base);
}

.holographic-card:hover img {
    filter: brightness(1.1) contrast(1.2);
}

.holographic-card h3 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    color: var(--neon-cyan);
    margin-bottom: 0.5rem;
}

.holographic-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* ============ SOCIAL LINKS ============ */
.social-links {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 55px;
    height: 55px;
    background: rgba(0, 255, 255, 0.1);
    border: 2px solid var(--neon-cyan);
    border-radius: 50%;
    color: var(--neon-cyan);
    text-decoration: none;
    font-size: 1.5rem;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.social-link::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, var(--neon-cyan), transparent);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all var(--transition-base);
}

.social-link:hover::before {
    width: 100%;
    height: 100%;
}

.social-link:hover {
    color: var(--bg-primary);
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 10px 30px var(--glow-cyan);
}

/* ============ SKILLS GRID ============ */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.skill-card {
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.05), rgba(139, 92, 246, 0.05));
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 20px;
    padding: 2rem;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--neon-cyan), var(--neon-purple), var(--neon-pink));
}

.skill-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(45deg, var(--neon-cyan), var(--neon-purple));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 10px 30px var(--glow-cyan);
}

.skill-card h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    color: var(--neon-cyan);
    margin-bottom: 1rem;
}

.skill-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-tag {
    padding: 0.4rem 1rem;
    background: rgba(0, 255, 255, 0.1);
    border: 1px solid rgba(0, 255, 255, 0.3);
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--neon-cyan);
    transition: all var(--transition-base);
}

.tech-tag:hover {
    background: rgba(0, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px var(--glow-cyan);
}

/* ============ PROJECT CARDS ============ */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 2.5rem;
    margin-top: 2rem;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid rgba(0, 255, 255, 0.15);
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    transform-style: preserve-3d;
    transition: all var(--transition-base);
    cursor: pointer;
}

.project-card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.project-card:hover .project-card-image {
    transform: scale(1.1);
}

.project-card-content {
    padding: 1.5rem;
    position: relative;
    background: var(--bg-card);
}

.project-card-content h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.project-card-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.project-card-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

.project-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0, 255, 255, 0.1), rgba(139, 92, 246, 0.1));
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

/* ============ MODAL ============ */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    border: 1px solid rgba(0, 255, 255, 0.3);
    border-radius: 25px;
    padding: 2.5rem;
    max-width: 650px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    transform: scale(0.9) translateY(20px);
    transition: transform var(--transition-base);
    box-shadow: 0 25px 50px rgba(0, 255, 255, 0.2);
}

.modal-overlay.active .modal-content {
    transform: scale(1) translateY(0);
}

.modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    width: 40px;
    height: 40px;
    background: rgba(0, 255, 255, 0.1);
    border: 1px solid var(--neon-cyan);
    border-radius: 50%;
    color: var(--neon-cyan);
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
}

.modal-close:hover {
    background: var(--neon-cyan);
    color: var(--bg-primary);
    transform: rotate(90deg);
}

.modal-title {
    font-family: var(--font-display);
    font-size: 1.8rem;
    color: var(--neon-cyan);
    margin-bottom: 0.5rem;
}

.modal-meta {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.modal-description {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    white-space: pre-wrap;
}

.modal-tech-icons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.modal-tech-icon {
    width: 45px;
    height: 45px;
    background: rgba(0, 255, 255, 0.1);
    border: 1px solid var(--neon-cyan);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all var(--transition-base);
}

.modal-tech-icon:hover {
    background: var(--neon-cyan);
    color: var(--bg-primary);
    transform: translateY(-3px);
}

/* ============ CONTACT FORM ============ */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 25px;
    padding: 2.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 1rem 1.25rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 12px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all var(--transition-base);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--neon-cyan);
    box-shadow: 0 0 20px var(--glow-cyan);
    background: rgba(0, 255, 255, 0.05);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

/* ============ FOOTER ============ */
.footer {
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(20px);
    border-top: 1px solid rgba(0, 255, 255, 0.2);
    padding: 2rem;
    text-align: center;
}

.footer p {
    color: var(--text-secondary);
    margin: 0;
}

.footer a {
    color: var(--neon-cyan);
    text-decoration: none;
    transition: all var(--transition-base);
}

.footer a:hover {
    color: var(--neon-purple);
    text-shadow: 0 0 10px var(--glow-purple);
}

/* ============ BACK TO TOP ============ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 55px;
    height: 55px;
    background: linear-gradient(45deg, var(--neon-cyan), var(--neon-purple));
    border: none;
    border-radius: 50%;
    color: var(--bg-primary);
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: scale(0.8);
    transition: all var(--transition-base);
    z-index: 999;
    box-shadow: 0 5px 20px var(--glow-cyan);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
}

.back-to-top:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 10px 30px var(--glow-cyan);
}

/* ============ SCROLLBAR ============ */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--neon-cyan), var(--neon-purple));
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--neon-purple), var(--neon-cyan));
}

/* ============ RESPONSIVE DESIGN ============ */
@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .social-links {
        justify-content: center;
    }

    .holographic-card {
        max-width: 100%;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .navbar-container {
        padding: 0 1rem;
    }

    .navbar-nav {
        display: none;
    }

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

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

    .cursor-wrapper {
        display: none;
    }

    body {
        cursor: auto;
    }
}

/* ============ PAGE TRANSITION ============ */
.page-transition {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--bg-primary), var(--bg-secondary));
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    clip-path: circle(0% at 100% 0%);
    transition: clip-path 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.page-transition.active {
    clip-path: circle(150% at 100% 0%);
}

.page-transition.exit {
    clip-path: circle(150% at 100% 0%);
    transition: clip-path 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.page-transition.exit .transition-content {
    opacity: 0;
    transform: scale(0.8);
}

.transition-content {
    text-align: center;
    opacity: 1;
    transform: scale(1);
    transition: all 0.4s ease;
}

.transition-logo {
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 900;
    background: linear-gradient(45deg, var(--neon-cyan), var(--neon-purple), var(--neon-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: pulseGlow 1.5s ease-in-out infinite;
}

@keyframes pulseGlow {
    0%, 100% { filter: drop-shadow(0 0 20px var(--glow-cyan)); }
    50% { filter: drop-shadow(0 0 40px var(--glow-purple)); }
}

/* ============ UTILITY CLASSES ============ */
.text-gradient {
    background: linear-gradient(45deg, var(--neon-cyan), var(--neon-purple), var(--neon-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glow-cyan { box-shadow: 0 0 20px var(--glow-cyan); }
.glow-purple { box-shadow: 0 0 20px var(--glow-purple); }
.glow-pink { box-shadow: 0 0 20px var(--glow-pink); }

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