/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --accent: #06b6d4;
    --accent-light: #22d3ee;
    --bg-dark: #0a0a0f;
    --bg-card: rgba(255, 255, 255, 0.03);
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border: rgba(255, 255, 255, 0.1);
    --glow: rgba(99, 102, 241, 0.5);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
}

/* Background Animation */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.gradient-orbs {
    position: absolute;
    width: 100%;
    height: 100%;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    top: -200px;
    right: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, var(--accent), var(--primary-light));
    bottom: -100px;
    left: -100px;
    animation-delay: -7s;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--primary-dark), var(--accent-light));
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(50px, -50px) scale(1.1); }
    50% { transform: translate(-30px, 30px) scale(0.95); }
    75% { transform: translate(30px, 50px) scale(1.05); }
}

.floating-particles {
    position: absolute;
    width: 100%;
    height: 100%;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary-light);
    border-radius: 50%;
    opacity: 0.6;
    animation: particleFloat 15s linear infinite;
}

@keyframes particleFloat {
    0% { transform: translateY(100vh) rotate(0deg); opacity: 0; }
    10% { opacity: 0.6; }
    90% { opacity: 0.6; }
    100% { transform: translateY(-100vh) rotate(720deg); opacity: 0; }
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 1;
}

/* Header */
.header {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 1rem 0;
    animation: fadeInDown 1s ease-out;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 0 30px var(--glow);
}

.logo-text {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.logo-text .highlight {
    background: linear-gradient(135deg, var(--primary-light), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Hero Section */
.hero {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem 0;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.25rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--accent-light);
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease-out 0.2s both;
}

.badge i {
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

.title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.title-line {
    display: block;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-light), var(--accent), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% 200%;
    animation: gradientShift 5s ease infinite;
}

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

.subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 3rem;
    animation: fadeInUp 1s ease-out 0.6s both;
}

/* Countdown */
.countdown-wrapper {
    margin-bottom: 3rem;
    animation: fadeInUp 1s ease-out 0.8s both;
}

.countdown-label {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    font-weight: 500;
    letter-spacing: 0.5px;
}

.countdown {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.countdown-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 1.25rem 1.5rem;
    min-width: 90px;
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.countdown-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(99, 102, 241, 0.2);
}

.countdown-value {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--text-primary), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.countdown-unit {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 0.25rem;
}

.countdown-separator {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-light);
    animation: blink 1s ease-in-out infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* Subscribe Section */
.subscribe-section {
    margin-bottom: 3rem;
    animation: fadeInUp 1s ease-out 1s both;
}

.subscribe-text {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.subscribe-form {
    display: flex;
    gap: 0.75rem;
    max-width: 500px;
    margin: 0 auto;
}

.input-wrapper {
    flex: 1;
    position: relative;
}

.input-wrapper i {
    position: absolute;
    left: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.input-wrapper input {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
}

.input-wrapper input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.input-wrapper input::placeholder {
    color: var(--text-muted);
}

.btn-subscribe {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 1.75rem;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border: none;
    border-radius: 12px;
    color: white;
    font-size: 1rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.btn-subscribe:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px var(--glow);
}

.btn-subscribe:active {
    transform: translateY(0);
}

.subscribe-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1rem;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.subscribe-note i {
    color: var(--accent);
}

/* Features */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    width: 100%;
    max-width: 800px;
    animation: fadeInUp 1s ease-out 1.2s both;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 1.5rem;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 10px 40px rgba(99, 102, 241, 0.15);
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(6, 182, 212, 0.2));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
    color: var(--primary-light);
}

.feature-card h4 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.feature-card p {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Footer */
.footer {
    padding: 2rem 0;
    text-align: center;
    animation: fadeInUp 1s ease-out 1.4s both;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.social-link {
    width: 44px;
    height: 44px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 1.125rem;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: translateY(-3px);
}

.copyright {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 1.5rem;
    }

    .countdown {
        flex-wrap: wrap;
        gap: 0.75rem;
    }

    .countdown-item {
        min-width: 70px;
        padding: 1rem;
    }

    .countdown-value {
        font-size: 1.75rem;
    }

    .countdown-separator {
        display: none;
    }

    .subscribe-form {
        flex-direction: column;
    }

    .btn-subscribe {
        justify-content: center;
    }

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

@media (max-width: 480px) {
    .title {
        font-size: 2rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    .countdown-item {
        min-width: 60px;
        padding: 0.75rem;
    }

    .countdown-value {
        font-size: 1.5rem;
    }
}

/* Toast Notification */
.toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    padding: 1rem 2rem;
    border-radius: 12px;
    font-weight: 500;
    box-shadow: 0 10px 40px var(--glow);
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 1000;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

/* ============================================
   3D FUTURISTIC STYLES
   ============================================ */

/* 3D Canvas Background */
#bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    pointer-events: none;
}

/* Cyber Lines */
.cyber-lines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
    overflow: hidden;
}

.cyber-line {
    position: absolute;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), var(--primary), transparent);
    opacity: 0.3;
    animation: cyberLineMove 8s linear infinite;
}

.cyber-line:nth-child(1) { top: 15%; animation-delay: 0s; }
.cyber-line:nth-child(2) { top: 35%; animation-delay: -2s; }
.cyber-line:nth-child(3) { top: 55%; animation-delay: -4s; }
.cyber-line:nth-child(4) { top: 75%; animation-delay: -6s; }
.cyber-line:nth-child(5) { top: 90%; animation-delay: -1s; }

@keyframes cyberLineMove {
    0% { left: -100%; width: 50%; }
    50% { width: 30%; }
    100% { left: 100%; width: 50%; }
}

/* 3D Logo Effect */
.logo-icon.glow-effect {
    position: relative;
    transform-style: preserve-3d;
    animation: logoFloat 6s ease-in-out infinite;
}

.logo-icon.glow-effect::before {
    content: '';
    position: absolute;
    inset: -5px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 16px;
    filter: blur(15px);
    opacity: 0.6;
    z-index: -1;
    animation: glowPulse 3s ease-in-out infinite;
}

.logo-3d {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    animation: logo3DRotate 10s ease-in-out infinite;
}

@keyframes logoFloat {
    0%, 100% { transform: translateY(0) rotateX(0deg); }
    50% { transform: translateY(-5px) rotateX(5deg); }
}

@keyframes logo3DRotate {
    0%, 100% { transform: rotateY(0deg); }
    25% { transform: rotateY(10deg); }
    75% { transform: rotateY(-10deg); }
}

@keyframes glowPulse {
    0%, 100% { opacity: 0.6; transform: scale(1); }
    50% { opacity: 0.9; transform: scale(1.1); }
}

/* Cyber Text Effect */
.cyber-text {
    position: relative;
    text-shadow: 
        0 0 10px var(--primary),
        0 0 20px var(--primary),
        0 0 40px var(--accent);
}

.cyber-text::before,
.cyber-text::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-light), var(--accent), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cyber-text::before {
    animation: glitchTop 3s infinite;
    clip-path: polygon(0 0, 100% 0, 100% 33%, 0 33%);
}

.cyber-text::after {
    animation: glitchBottom 2s infinite;
    clip-path: polygon(0 67%, 100% 67%, 100% 100%, 0 100%);
}

@keyframes glitchTop {
    0%, 90%, 100% { transform: translate(0); }
    92% { transform: translate(-3px, -1px); }
    94% { transform: translate(3px, 1px); }
    96% { transform: translate(-2px, 0); }
    98% { transform: translate(2px, 0); }
}

@keyframes glitchBottom {
    0%, 90%, 100% { transform: translate(0); }
    91% { transform: translate(2px, 1px); }
    93% { transform: translate(-3px, -1px); }
    95% { transform: translate(1px, 0); }
    97% { transform: translate(-1px, 0); }
}

/* Floating Tech Icons */
.floating-tech-icons {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.tech-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(calc(-50% + var(--x)), calc(-50% + var(--y)));
    width: 60px;
    height: 60px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-light);
    backdrop-filter: blur(10px);
    animation: techIconFloat 6s ease-in-out infinite;
    animation-delay: var(--delay);
    opacity: 0.7;
}

.tech-icon::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 18px;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

@keyframes techIconFloat {
    0%, 100% { 
        transform: translate(calc(-50% + var(--x)), calc(-50% + var(--y))) rotateY(0deg) rotateX(0deg);
    }
    25% { 
        transform: translate(calc(-50% + var(--x) + 10px), calc(-50% + var(--y) - 15px)) rotateY(15deg) rotateX(10deg);
    }
    50% { 
        transform: translate(calc(-50% + var(--x) - 5px), calc(-50% + var(--y) + 10px)) rotateY(-10deg) rotateX(-5deg);
    }
    75% { 
        transform: translate(calc(-50% + var(--x) + 8px), calc(-50% + var(--y) - 8px)) rotateY(10deg) rotateX(5deg);
    }
}

/* Holographic Card Effect */
.feature-card.holographic {
    position: relative;
    background: linear-gradient(
        135deg,
        rgba(99, 102, 241, 0.1) 0%,
        rgba(6, 182, 212, 0.05) 50%,
        rgba(99, 102, 241, 0.1) 100%
    );
    overflow: hidden;
    transform-style: preserve-3d;
    transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
}

.feature-card.holographic::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(99, 102, 241, 0.1) 50%,
        transparent 70%
    );
    animation: holographicShine 6s linear infinite;
    pointer-events: none;
}

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

.feature-card.holographic:hover {
    transform: translateY(-10px) rotateX(5deg) rotateY(-5deg);
    box-shadow: 
        0 25px 50px rgba(99, 102, 241, 0.3),
        0 0 0 1px rgba(99, 102, 241, 0.5),
        inset 0 0 30px rgba(99, 102, 241, 0.1);
}

.card-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.3), transparent 70%);
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
}

.feature-card.holographic:hover .card-glow {
    opacity: 1;
}

.card-border {
    position: absolute;
    inset: 0;
    border-radius: 16px;
    padding: 1px;
    background: linear-gradient(135deg, var(--primary), var(--accent), var(--primary));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
}

.feature-card.holographic:hover .card-border {
    opacity: 1;
    animation: borderGlow 2s linear infinite;
}

@keyframes borderGlow {
    0%, 100% { filter: hue-rotate(0deg); }
    50% { filter: hue-rotate(30deg); }
}

/* Rotating Icon */
.rotating-icon {
    position: relative;
    transform-style: preserve-3d;
    transition: all 0.5s ease;
}

.rotating-icon::after {
    content: '';
    position: absolute;
    inset: -5px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 16px;
    filter: blur(10px);
    opacity: 0;
    z-index: -1;
    transition: opacity 0.5s ease;
}

.feature-card.holographic:hover .rotating-icon {
    transform: rotateY(360deg) scale(1.1);
}

.feature-card.holographic:hover .rotating-icon::after {
    opacity: 0.5;
}

/* Enhanced Social Links */
.social-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.social-link {
    width: auto;
    min-width: 120px;
    height: 50px;
    padding: 0 1.5rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(6, 182, 212, 0.1));
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    position: relative;
    overflow: hidden;
}

.social-link i {
    font-size: 1.25rem;
    transition: transform 0.3s ease;
}

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

.social-link::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    opacity: 0;
    transition: opacity 0.4s ease;
}

.social-link:hover {
    transform: translateY(-5px) scale(1.05);
    border-color: transparent;
    box-shadow: 
        0 15px 35px rgba(99, 102, 241, 0.4),
        0 0 20px rgba(99, 102, 241, 0.3);
}

.social-link:hover::before {
    opacity: 1;
}

.social-link:hover i {
    transform: scale(1.2) rotate(-5deg);
}

/* 3D Countdown Items */
.countdown-item {
    position: relative;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(6, 182, 212, 0.05));
    border: 1px solid rgba(99, 102, 241, 0.2);
    transform-style: preserve-3d;
    transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}

.countdown-item::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 18px;
    z-index: -1;
    opacity: 0;
    filter: blur(10px);
    transition: opacity 0.4s ease;
}

.countdown-item:hover {
    transform: translateY(-8px) rotateX(10deg);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.3);
}

.countdown-item:hover::before {
    opacity: 0.5;
}

/* Neon Button Effect */
.btn-subscribe {
    position: relative;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    overflow: hidden;
    z-index: 1;
}

.btn-subscribe::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s ease;
}

.btn-subscribe:hover::before {
    left: 100%;
}

.btn-subscribe::after {
    content: '';
    position: absolute;
    inset: -3px;
    background: linear-gradient(135deg, var(--primary), var(--accent), var(--primary));
    border-radius: 15px;
    z-index: -1;
    opacity: 0;
    filter: blur(15px);
    transition: opacity 0.4s ease;
}

.btn-subscribe:hover::after {
    opacity: 0.7;
}

.btn-subscribe:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 
        0 15px 35px rgba(99, 102, 241, 0.5),
        0 0 30px rgba(99, 102, 241, 0.3);
}

/* Neon Input */
.input-wrapper input {
    background: rgba(10, 10, 15, 0.8);
    border: 1px solid rgba(99, 102, 241, 0.2);
    transition: all 0.4s ease;
}

.input-wrapper input:focus {
    border-color: var(--accent);
    box-shadow: 
        0 0 0 3px rgba(6, 182, 212, 0.2),
        0 0 20px rgba(6, 182, 212, 0.2),
        inset 0 0 20px rgba(6, 182, 212, 0.05);
}

/* Scanline Effect */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.03) 2px,
        rgba(0, 0, 0, 0.03) 4px
    );
    pointer-events: none;
    z-index: 9999;
}

/* Responsive adjustments for 3D elements */
@media (max-width: 768px) {
    .floating-tech-icons {
        display: none;
    }
    
    .social-link {
        min-width: 100px;
        padding: 0 1rem;
    }
    
    .feature-card.holographic:hover {
        transform: translateY(-5px);
    }
}

@media (max-width: 480px) {
    .social-links {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .social-link {
        width: 180px;
    }
}