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

:root {
    /* Colors */
    --color-primary: #00d9ff;
    --color-primary-dark: #00a8cc;
    --color-primary-light: #3dffff;
    --color-bg-dark: #0a0a0a;
    --color-bg-darker: #050505;
    --color-bg-light: #1a1a1a;
    --color-text: #ffffff;
    --color-text-secondary: #b0b0b0;
    --color-accent: #00ffcc;
    
    /* Fonts */
    --font-primary: 'Orbitron', sans-serif;
    --font-secondary: 'Noto Sans JP', sans-serif;
    
    /* Transitions */
    --transition-smooth: all 0.3s ease;
    --transition-slow: all 0.5s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-secondary);
    background-color: var(--color-bg-dark);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==========================================
   Navigation
   ========================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 217, 255, 0.1);
    padding: 1rem 0;
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.98);
    box-shadow: 0 4px 30px rgba(0, 217, 255, 0.1);
}

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

.logo {
    font-family: var(--font-primary);
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--color-primary);
    letter-spacing: 3px;
    text-shadow: 0 0 20px rgba(0, 217, 255, 0.5);
}

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

.nav-link {
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: var(--transition-smooth);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition-smooth);
}

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

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

/* Language Switcher */
.lang-switcher {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.lang-btn {
    background: transparent;
    border: 1px solid rgba(0, 217, 255, 0.3);
    color: var(--color-text-secondary);
    padding: 0.4rem 0.8rem;
    border-radius: 5px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    font-family: var(--font-secondary);
}

.lang-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: rgba(0, 217, 255, 0.1);
}

.lang-btn.active {
    background: var(--color-primary);
    color: var(--color-bg-dark);
    border-color: var(--color-primary);
    box-shadow: 0 0 15px rgba(0, 217, 255, 0.5);
}

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--color-primary);
    transition: var(--transition-smooth);
}

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

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.animated-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(0, 217, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(0, 255, 204, 0.1) 0%, transparent 50%);
    animation: bgFloat 15s ease-in-out infinite;
}

@keyframes bgFloat {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(50px, 30px) scale(1.1);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 2rem;
}

.hero-title {
    font-family: var(--font-primary);
    font-size: clamp(3rem, 10vw, 7rem);
    font-weight: 900;
    color: var(--color-primary);
    letter-spacing: 10px;
    margin-bottom: 1rem;
    text-shadow: 
        0 0 40px rgba(0, 217, 255, 0.8),
        0 0 80px rgba(0, 217, 255, 0.4);
    animation: glowPulse 3s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% {
        text-shadow: 
            0 0 40px rgba(0, 217, 255, 0.8),
            0 0 80px rgba(0, 217, 255, 0.4);
    }
    50% {
        text-shadow: 
            0 0 60px rgba(0, 217, 255, 1),
            0 0 100px rgba(0, 217, 255, 0.6);
    }
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    margin-bottom: 2rem;
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.role {
    color: var(--color-text);
    font-weight: 500;
    transition: var(--transition-smooth);
}

.role:hover {
    color: var(--color-primary);
    transform: scale(1.1);
}

.separator {
    color: var(--color-primary);
}

.hero-description {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 50px;
    transition: var(--transition-smooth);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border: 2px solid transparent;
    cursor: pointer;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-bg-dark);
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background: transparent;
    color: var(--color-primary);
    box-shadow: 0 0 30px rgba(0, 217, 255, 0.5);
    transform: translateY(-3px);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-outline:hover {
    background: var(--color-primary);
    color: var(--color-bg-dark);
    box-shadow: 0 0 30px rgba(0, 217, 255, 0.5);
    transform: translateY(-3px);
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    animation: bounce 2s infinite;
}

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

.mouse {
    width: 25px;
    height: 40px;
    border: 2px solid var(--color-primary);
    border-radius: 20px;
    margin: 0 auto 10px;
    position: relative;
}

.mouse::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 2px;
    animation: mouseScroll 2s infinite;
}

@keyframes mouseScroll {
    0% {
        opacity: 1;
        top: 8px;
    }
    100% {
        opacity: 0;
        top: 20px;
    }
}

.scroll-indicator p {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    letter-spacing: 2px;
}

/* ==========================================
   Sections
   ========================================== */
.section {
    padding: 100px 0;
    position: relative;
}

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

.section-title {
    font-family: var(--font-primary);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    color: var(--color-primary);
    margin-bottom: 1rem;
    letter-spacing: 3px;
}

.title-underline {
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
    margin: 1rem auto;
}

.section-subtitle {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* ==========================================
   About Section
   ========================================== */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-subtitle {
    font-size: 1.8rem;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    font-family: var(--font-primary);
}

.about-description {
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.image-placeholder {
    background: var(--color-bg-light);
    border: 2px solid var(--color-primary);
    border-radius: 20px;
    padding: 4rem 2rem;
    text-align: center;
    transition: var(--transition-smooth);
}

.image-placeholder:hover {
    border-color: var(--color-primary-light);
    box-shadow: 0 0 40px rgba(0, 217, 255, 0.3);
}

.image-placeholder i {
    font-size: 5rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.image-placeholder p {
    color: var(--color-text-secondary);
}

/* Profile Image Styling */
.profile-image {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    object-position: center;
    border-radius: 20px;
    border: 2px solid var(--color-primary);
    box-shadow: 0 0 40px rgba(0, 217, 255, 0.3);
    transition: var(--transition-smooth);
}

.profile-image:hover {
    border-color: var(--color-primary-light);
    box-shadow: 0 0 60px rgba(0, 217, 255, 0.5);
    transform: scale(1.02);
}

/* ==========================================
   Skills Section
   ========================================== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.skill-card {
    background: var(--color-bg-light);
    border: 1px solid rgba(0, 217, 255, 0.2);
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transform: scaleX(0);
    transition: var(--transition-smooth);
}

.skill-card:hover::before {
    transform: scaleX(1);
}

.skill-card:hover {
    transform: translateY(-10px);
    border-color: var(--color-primary);
    box-shadow: 0 10px 40px rgba(0, 217, 255, 0.2);
}

.skill-icon {
    font-size: 3.5rem;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
}

.skill-title {
    font-size: 1.5rem;
    color: var(--color-text);
    margin-bottom: 1rem;
    font-family: var(--font-primary);
}

.skill-description {
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.skill-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.tag {
    background: rgba(0, 217, 255, 0.1);
    color: var(--color-primary);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    border: 1px solid rgba(0, 217, 255, 0.3);
}

/* Timeline */
.timeline-section {
    margin-top: 4rem;
}

.timeline-title {
    font-size: 2rem;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: 3rem;
    font-family: var(--font-primary);
}

.timeline {
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--color-primary), transparent);
}

.timeline-item {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 2.5rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(0, 217, 255, 0.1);
}

.timeline-item:last-child {
    border-bottom: none;
}

.timeline-item.upcoming {
    background: rgba(0, 217, 255, 0.05);
    padding: 1.5rem;
    padding-left: 3.5rem;
    border-radius: 15px;
    border: 1px solid rgba(0, 217, 255, 0.2);
}

.timeline-marker {
    position: absolute;
    left: -6px;
    top: 0;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--color-primary);
    box-shadow: 0 0 20px rgba(0, 217, 255, 0.8);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 20px rgba(0, 217, 255, 0.8);
    }
    50% {
        box-shadow: 0 0 30px rgba(0, 217, 255, 1);
    }
}

.timeline-item.upcoming .timeline-marker {
    background: var(--color-accent);
    box-shadow: 0 0 25px rgba(0, 255, 204, 0.9);
}

.timeline-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: var(--color-bg-dark);
    padding: 0.3rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.timeline-content h4 {
    color: var(--color-primary);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    font-family: var(--font-primary);
}

.timeline-content p {
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 0.3rem;
}

.timeline-event {
    color: var(--color-text);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.timeline-location {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.timeline-note {
    display: inline-block;
    margin-top: 0.5rem;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    font-style: italic;
}

/* ==========================================
   Social Section
   ========================================== */
.social-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.social-card {
    background: var(--color-bg-light);
    border: 1px solid rgba(0, 217, 255, 0.2);
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    text-decoration: none;
    transition: var(--transition-smooth);
    display: block;
}

.social-card:hover {
    transform: translateY(-10px);
    border-color: var(--color-primary);
    box-shadow: 0 10px 40px rgba(0, 217, 255, 0.2);
}

.social-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    transition: var(--transition-smooth);
}

.social-icon.twitter {
    background: linear-gradient(135deg, #000000, #14171a);
}

.social-icon.instagram {
    background: linear-gradient(135deg, #E1306C, #C13584, #833AB4);
}

.social-icon.soundcloud {
    background: linear-gradient(135deg, #ff8800, #ff5500);
}

.social-icon.youtube {
    background: linear-gradient(135deg, #FF0000, #cc0000);
}

.social-icon.twitch {
    background: linear-gradient(135deg, #9146FF, #772CE8);
}

.social-icon.mixcloud {
    background: linear-gradient(135deg, #5199ff, #3177d9);
}

.social-card:hover .social-icon {
    transform: scale(1.1);
    box-shadow: 0 0 30px rgba(0, 217, 255, 0.5);
}

.social-icon i {
    color: white;
}

/* X Logo Styling */
.x-logo {
    color: white;
    font-size: 2.8rem;
    font-weight: bold;
    font-family: 'Segoe UI', Arial, sans-serif;
    line-height: 1;
}

.x-logo-small {
    color: var(--color-primary);
    font-size: 1.2rem;
    font-weight: bold;
    font-family: 'Segoe UI', Arial, sans-serif;
    line-height: 1;
}

.footer-social-link.x-link {
    display: flex;
    align-items: center;
    justify-content: center;
}

.social-name {
    font-size: 1.3rem;
    color: var(--color-text);
    margin-bottom: 0.5rem;
}

.social-handle {
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.update-note {
    display: block;
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    font-style: italic;
    margin-top: 1rem;
}

/* ==========================================
   Contact Section
   ========================================== */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--color-bg-light);
    border-radius: 15px;
    border: 1px solid rgba(0, 217, 255, 0.1);
    transition: var(--transition-smooth);
}

.contact-item:hover {
    border-color: var(--color-primary);
    box-shadow: 0 5px 20px rgba(0, 217, 255, 0.1);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--color-bg-dark);
    flex-shrink: 0;
}

.contact-details h4 {
    color: var(--color-primary);
    margin-bottom: 0.5rem;
    font-family: var(--font-primary);
}

.contact-details p {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.contact-note {
    display: block;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin-top: 0.3rem;
    font-style: italic;
}

.contact-form {
    background: var(--color-bg-light);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid rgba(0, 217, 255, 0.2);
}

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

.form-group label {
    display: block;
    color: var(--color-text);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.required {
    color: var(--color-primary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: var(--color-bg-dark);
    border: 1px solid rgba(0, 217, 255, 0.2);
    border-radius: 10px;
    color: var(--color-text);
    font-family: var(--font-secondary);
    font-size: 1rem;
    transition: var(--transition-smooth);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 20px rgba(0, 217, 255, 0.2);
}

.form-group textarea {
    resize: vertical;
}

.btn-submit {
    width: 100%;
    margin-top: 1rem;
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 10px;
    text-align: center;
    display: none;
}

.form-message.success {
    background: rgba(0, 255, 0, 0.1);
    border: 1px solid rgba(0, 255, 0, 0.3);
    color: #00ff00;
    display: block;
}

.form-message.error {
    background: rgba(255, 0, 0, 0.1);
    border: 1px solid rgba(255, 0, 0, 0.3);
    color: #ff0000;
    display: block;
}

/* ==========================================
   Footer
   ========================================== */
.footer {
    background: var(--color-bg-darker);
    padding: 3rem 0 1.5rem;
    border-top: 1px solid rgba(0, 217, 255, 0.2);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.footer-logo {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
    letter-spacing: 3px;
}

.footer-tagline {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social-link {
    width: 40px;
    height: 40px;
    border: 1px solid var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    transition: var(--transition-smooth);
}

.footer-social-link:hover {
    background: var(--color-primary);
    color: var(--color-bg-dark);
    box-shadow: 0 0 20px rgba(0, 217, 255, 0.5);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(0, 217, 255, 0.1);
}

.footer-bottom p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

/* ==========================================
   Animations (AOS-like)
   ========================================== */
[data-aos] {
    opacity: 0;
    transition: opacity 0.8s ease, transform 0.8s ease;
}

[data-aos].aos-animate {
    opacity: 1;
}

[data-aos="fade-up"] {
    transform: translateY(50px);
}

[data-aos="fade-up"].aos-animate {
    transform: translateY(0);
}

[data-aos="fade-right"] {
    transform: translateX(-50px);
}

[data-aos="fade-right"].aos-animate {
    transform: translateX(0);
}

[data-aos="fade-left"] {
    transform: translateX(50px);
}

[data-aos="fade-left"].aos-animate {
    transform: translateX(0);
}

[data-aos="zoom-in"] {
    transform: scale(0.8);
}

[data-aos="zoom-in"].aos-animate {
    transform: scale(1);
}

/* ==========================================
   Responsive Design
   ========================================== */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(10, 10, 10, 0.98);
        width: 100%;
        padding: 2rem;
        transition: var(--transition-smooth);
        border-top: 1px solid rgba(0, 217, 255, 0.2);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .lang-switcher {
        position: absolute;
        top: 15px;
        right: 80px;
        gap: 0.3rem;
    }
    
    .lang-btn {
        padding: 0.3rem 0.6rem;
        font-size: 0.75rem;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(8px, -8px);
    }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .social-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    
    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
    
    .hero-subtitle {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .separator {
        display: none;
    }
}

@media (max-width: 480px) {
    .section {
        padding: 60px 0;
    }
    
    .section-header {
        margin-bottom: 2rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
}