/* CSS Variables */
:root {
    --primary-bg: #0a0e27;
    --secondary-bg: #10162f;
    --accent-purple: #6b46c1;
    --accent-blue: #00a3ff;
    --accent-cyan: #00d4aa;
    --text-primary: #ffffff;
    --text-secondary: #a0b3d9;
    --border-glow: rgba(0, 163, 255, 0.5);
    --gradient-1: linear-gradient(135deg, #6b46c1, #00a3ff);
    --gradient-2: linear-gradient(135deg, #00a3ff, #00d4aa);
    --gradient-hero: linear-gradient(135deg, #6b46c1 0%, #00a3ff 50%, #00d4aa 100%);
}

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

body {
    font-family: 'Noto Sans JP', sans-serif;
    background: var(--primary-bg);
    color: var(--text-primary);
    overflow-x: hidden;
    position: relative;
}


.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.header-nav {
    display: flex;
    gap: 1rem;
}


@media (max-width: 768px) {
    .app-header {
        flex-direction: column;
        text-align: center;
    }
}

/* Animated Background */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: var(--primary-bg);
    overflow: hidden;
}

.neural-network {
    position: absolute;
    width: 100%;
    height: 100%;
}

.neural-point {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--accent-blue);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-blue);
    animation: pulse 3s ease-in-out infinite;
}

.neural-line {
    position: absolute;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-blue), transparent);
    opacity: 0.3;
    animation: flow 4s linear infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.5); }
}

@keyframes flow {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 2rem;
}

.hero-content {
    text-align: center;
    z-index: 10;
    animation: heroFadeIn 1.5s ease-out;
}

@keyframes heroFadeIn {
    0% { opacity: 0; transform: translateY(30px); }
    100% { opacity: 1; transform: translateY(0); }
}

.hero-tagline {
    font-size: 1.2rem;
    color: var(--accent-cyan);
    margin-bottom: 1rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    animation: slideInLeft 1s ease-out 0.5s both;
}

@keyframes slideInLeft {
    0% { opacity: 0; transform: translateX(-50px); }
    100% { opacity: 1; transform: translateX(0); }
}

.hero-title {
    font-family: 'Orbitron', sans-serif;
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 2rem;
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 80px rgba(0, 163, 255, 0.5);
    animation: titleGlow 2s ease-out 0.8s both;
}

@keyframes titleGlow {
    0% { opacity: 0; transform: scale(0.8); filter: blur(10px); }
    100% { opacity: 1; transform: scale(1); filter: blur(0); }
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1s ease-out 1.2s both;
}

@keyframes fadeInUp {
    0% { opacity: 0; transform: translateY(20px); }
    100% { opacity: 1; transform: translateY(0); }
}

/* CTA Buttons */
.cta-group {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 1.5s both;
}

.cta-btn {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 50px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-primary {
    background: var(--gradient-1);
    color: white;
    box-shadow: 0 10px 30px rgba(107, 70, 193, 0.5);
}

.cta-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(107, 70, 193, 0.7);
}

.cta-primary:visited {
    color: white;
}

.cta-secondary {
    background: transparent;
    color: var(--accent-blue);
    border: 2px solid var(--accent-blue);
    box-shadow: inset 0 0 20px rgba(0, 163, 255, 0.1);
}

.cta-secondary:hover {
    background: rgba(0, 163, 255, 0.1);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 163, 255, 0.3);
}

/* Floating Elements */
.floating-element {
    position: absolute;
    pointer-events: none;
    opacity: 0.6;
}

.dna-helix {
    width: 150px;
    height: 150px;
    top: 10%;
    right: 5%;
    animation: rotate3d 20s linear infinite;
}

.ai-circuit {
    width: 120px;
    height: 120px;
    bottom: 15%;
    left: 5%;
    animation: float 6s ease-in-out infinite;
}

@keyframes rotate3d {
    0% { transform: rotateY(0) rotateX(0); }
    100% { transform: rotateY(360deg) rotateX(360deg); }
}

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

/* Features Section */
.features {
    padding: 5rem 2rem;
    background: linear-gradient(180deg, var(--primary-bg) 0%, var(--secondary-bg) 100%);
}

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

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

.section-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

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

.feature-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
    cursor: pointer;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 163, 255, 0.3), transparent);
    transition: left 0.6s ease;
}

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

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-blue);
    box-shadow: 0 20px 40px rgba(0, 163, 255, 0.3);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-1);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    animation: iconPulse 3s ease-in-out infinite;
}

@keyframes iconPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
    text-align: center;
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Demo Section */
.demo {
    padding: 5rem 2rem;
    background: var(--secondary-bg);
    position: relative;
    overflow: hidden;
}

.demo-container {
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.demo-screen {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 2px solid rgba(0, 163, 255, 0.3);
    border-radius: 20px;
    padding: 3rem;
    margin-top: 3rem;
    position: relative;
    overflow: hidden;
}

.demo-screen::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--gradient-hero);
    border-radius: 20px;
    opacity: 0.5;
    z-index: -1;
    /*
    animation: borderRotate 4s linear infinite;
    */
}

@keyframes borderRotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.demo-step {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 15px;
    transition: all 0.3s ease;
}

.demo-step:hover {
    background: rgba(255, 255, 255, 0.06);
    transform: translateX(10px);
}

.step-number {
    font-family: 'Orbitron', sans-serif;
    font-size: 2rem;
    font-weight: 900;
    color: var(--accent-cyan);
    min-width: 60px;
    text-align: center;
}

.step-content {
    flex: 1;
}

.step-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.step-description {
    color: var(--text-secondary);
}

/* Pricing Section */
.pricing {
    padding: 5rem 2rem;
    background: linear-gradient(180deg, var(--secondary-bg) 0%, var(--primary-bg) 100%);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.pricing-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 3rem 2rem;
    text-align: center;
    position: relative;
    transition: all 0.4s ease;
}

.pricing-card.featured {
    border-color: var(--accent-blue);
    transform: scale(1.05);
    background: rgba(0, 163, 255, 0.05);
}

.pricing-card.featured .badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-1);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

.pricing-card:hover {
    transform: translateY(-10px) scale(1.02);
    border-color: var(--accent-blue);
    box-shadow: 0 30px 60px rgba(0, 163, 255, 0.3);
}

.pricing-card.featured:hover {
    transform: translateY(-10px) scale(1.07);
}

.plan-name {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.plan-price {
    font-family: 'Orbitron', sans-serif;
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--accent-cyan);
    margin-bottom: 0.5rem;
}

.plan-period {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.plan-features {
    list-style: none;
    padding: 0;
    margin-bottom: 2.5rem;
}

.plan-features li {
    padding: 0.8rem 0;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    font-size: 1rem;
}

.check-icon {
    color: var(--accent-cyan);
    font-size: 1.2rem;
}

.plan-cta {
    width: 100%;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 50px;
    background: transparent;
    color: var(--accent-blue);
    border: 2px solid var(--accent-blue);
    transition: all 0.3s ease;
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.plan-cta:hover {
    background: var(--gradient-1);
    color: white;
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(107, 70, 193, 0.5);
}

.pricing-card.featured .plan-cta {
    background: var(--gradient-1);
    color: white;
    border: none;
}

.pricing-card.featured .plan-cta:hover {
    background: var(--gradient-2);
    box-shadow: 0 15px 40px rgba(0, 163, 255, 0.5);
}

/* Footer */
.footer {
    padding: 3rem 2rem;
    background: var(--primary-bg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--accent-blue);
}

.footer-copyright {
    color: var(--text-secondary);
}

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

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

    .cta-group {
        flex-direction: column;
        align-items: center;
        width: 100%;
    }

    .cta-btn {
        width: 100%;
        max-width: 300px;
    }

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

    .demo-step {
        flex-direction: column;
        text-align: center;
    }

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

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

/* Loading Animation */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    animation: fadeOut 0.5s ease-out 2s forwards;
}

@keyframes fadeOut {
    to {
        opacity: 0;
        visibility: hidden;
    }
}

.loader-text {
    font-family: 'Orbitron', sans-serif;
    font-size: 2rem;
    font-weight: 900;
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: pulse 1.5s ease-in-out infinite;
}