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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', sans-serif;
    line-height: 1.6;
    color: #fff;
    background: #000;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 30%, #0f3460 70%, #533483 100%);
    z-index: -2;
}

.video-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    overflow: hidden;
}

.video-background video {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    min-width: 100%;
    min-height: 100%;
    object-fit: cover;
    filter: brightness(0.4) blur(2px);
    opacity: 0.7;
}

.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

.section {
    padding: 120px 0;
    position: relative;
}

.section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: -1;
    backdrop-filter: blur(10px);
}

.section-title {
    text-align: center;
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 4rem;
    color: #fff;
    position: relative;
    text-transform: uppercase;
    letter-spacing: 3px;
}

.section-title::before,
.section-title::after {
    content: '✦';
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 2rem;
    color: #ff0080;
}

.section-title::before {
    left: -60px;
}

.section-title::after {
    right: -60px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 18px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    z-index: 1;
    background: transparent;
    color: white;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.btn:hover::before {
    opacity: 1;
}

.btn-primary {
    border: 3px solid transparent;
    background: linear-gradient(45deg, #ff0080, #ff8c00);
    background-origin: border-box;
}

.btn-primary::before {
    background: linear-gradient(45deg, #ff8c00, #ff0080);
}

.btn-primary:hover {
    transform: translateY(-8px) scale(1.05);
}

.btn-secondary {
    border: 3px solid #00ff9d;
    background: transparent;
    color: #00ff9d;
}

.btn-secondary::before {
    background: linear-gradient(45deg, #0080ff, #00ff9d);
}

.btn-secondary:hover {
    transform: translateY(-8px) scale(1.05);
    color: white;
    border-color: transparent;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(15px) saturate(180%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
    padding: 15px 0;
}

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

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    color: #fff;
    text-decoration: none;
    background: linear-gradient(90deg, #ff0080, #ff8c00);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-links a {
    text-decoration: none;
    color: #fff;
    font-weight: 600;
    font-size: 1.1rem;
    position: relative;
    padding: 5px 0;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav-links a:hover,
.nav-links a.active {
    color: #ff0080;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, #ff0080, #ff8c00);
    border-radius: 2px;
    transition: width 0.3s ease;
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: #2c3e50;
    cursor: pointer;
}

/* Hero Section */
.hero {
    padding: 200px 0 150px;
    color: white;
    overflow: hidden;
    position: relative;
}

.hero .container {
    display: flex;
    align-items: center;
    gap: 80px;
    max-width: 1400px;
}

.hero-content {
    flex: 1;
}

.hero-title {
    font-size: 4rem;
    font-weight: 900;
    margin-bottom: 30px;
    line-height: 1.1;
    text-transform: uppercase;
    letter-spacing: 2px;
    position: relative;
    background: linear-gradient(90deg, #ff0080, #ff8c00);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.highlight {
    display: inline-block;
    animation: float 3s ease-in-out infinite;
    position: relative;
}

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

.hero-subtitle {
    font-size: 1.8rem;
    margin-bottom: 30px;
    opacity: 0.9;
    font-weight: 400;
}

.hero-description {
    font-size: 1.3rem;
    margin-bottom: 50px;
    max-width: 700px;
    opacity: 0.9;
    line-height: 1.8;
    position: relative;
    padding-left: 20px;
    border-left: 3px solid #ff0080;
}

.hero-buttons {
    display: flex;
    gap: 30px;
    margin-top: 40px;
}

.hero-image {
    flex: 1;
    position: relative;
    perspective: 1000px;
}

.image-placeholder {
    width: 100%;
    height: 300px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    color: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.real-image {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border-radius: 20px;
    overflow: hidden;
}

.real-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.real-image:hover img {
    transform: scale(1.05);
}

/* About Section */
.about-content {
    display: flex;
    align-items: center;
    gap: 80px;
}

.about-image {
    flex: 1;
    position: relative;
}

.about-image::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    width: 100%;
    height: 100%;
    border: 3px solid #ff0080;
    border-radius: 25px;
    z-index: -1;
    animation: pulse 2s ease-in-out infinite alternate;
}

@keyframes pulse {
    from { opacity: 0.5; transform: translate(0, 0); }
    to { opacity: 1; transform: translate(10px, 10px); }
}

.about-text {
    flex: 1;
}

.about-text h3 {
    font-size: 2.5rem;
    margin-bottom: 30px;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-shadow: 0 0 15px rgba(255, 0, 128, 0.7);
    position: relative;
    padding-left: 20px;
}

.about-text h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 5px;
    height: 70%;
    background: linear-gradient(180deg, #ff0080, #ff8c00);
    border-radius: 3px;
}

.about-text p {
    margin-bottom: 25px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.2rem;
    line-height: 1.8;
    position: relative;
    padding: 15px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    border-left: 3px solid #00ff9d;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.feature:hover {
    transform: translateY(-5px);
}

.feature i {
    font-size: 2rem;
    color: #3498db;
}

.feature h4 {
    font-size: 1rem;
    margin-bottom: 5px;
    color: #2c3e50;
}

.feature p {
    font-size: 0.9rem;
    color: #666;
    margin: 0;
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.skill-card {
    background: rgba(255, 255, 255, 0.08);
    padding: 40px 30px;
    border-radius: 25px;
    text-align: center;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    border: 2px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.skill-card::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    width: calc(100% + 4px);
    height: calc(100% + 4px);
    background: linear-gradient(45deg, #ff0080, #ff8c00, #00ff9d, #0080ff);
    background-size: 400% 400%;
    z-index: -1;
    border-radius: 26px;
    opacity: 0;
    animation: borderGlow 3s ease-in-out infinite;
    transition: opacity 0.4s ease;
}

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

.skill-card:hover {
    transform: translateY(-15px) scale(1.03);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5),
                inset 0 0 30px rgba(255, 255, 255, 0.1);
    border-color: transparent;
}

.skill-icon {
    font-size: 4rem;
    color: #fff;
    margin-bottom: 25px;
    transition: all 0.4s ease;
}

.skill-card:hover .skill-icon {
    transform: scale(1.2) rotate(5deg);
}

.skill-card h3 {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: #fff;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

.skill-card p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 25px;
    font-size: 1.1rem;
    line-height: 1.6;
    min-height: 80px;
}

.skill-level {
    height: 10px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    overflow: hidden;
    position: relative;
}

.skill-level::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.2) 50%,
        transparent 100%);
    animation: shine 2s ease-in-out infinite;
}

.level-bar {
    height: 100%;
    border-radius: 5px;
    position: relative;
    overflow: hidden;
    transition: width 1.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.level-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
        rgba(255, 255, 255, 0.3) 0%,
        rgba(255, 255, 255, 0.8) 50%,
        rgba(255, 255, 255, 0.3) 100%);
    animation: shimmer 2s ease-in-out infinite;
}

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

@keyframes shine {
    0%, 100% { transform: translateX(-100%); opacity: 0.3; }
    50% { opacity: 0.6; }
    100% { transform: translateX(100%); opacity: 0.3; }
}

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

/* Portfolio Section */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 50px;
}

.portfolio-image iframe {
    width: 100%;
    height: 100%;
    border-radius: 20px;
    border: none;
    object-fit: cover;
}

.portfolio-item {
    background: rgba(255, 255, 255, 0.08);
    border-radius: 25px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    border: 2px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.portfolio-item:hover {
    transform: translateY(-20px) scale(1.03);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.6),
               inset 0 0 40px rgba(255, 255, 255, 0.05);
    border-color: transparent;
}

.portfolio-item::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    width: calc(100% + 4px);
    height: calc(100% + 4px);
    background: linear-gradient(45deg, #0080ff, #00ff9d, #ff8c00, #ff0080, #0080ff);
    background-size: 400% 400%;
    z-index: -1;
    border-radius: 27px;
    opacity: 0;
    animation: borderGlow 4s ease-in-out infinite;
    transition: opacity 0.4s ease;
}

.portfolio-item:hover::before {
    opacity: 1;
}

.portfolio-image {
    height: 250px;
    position: relative;
    overflow: hidden;
}

.portfolio-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 50%, rgba(0, 0, 0, 0.7) 100%);
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.portfolio-item:hover .portfolio-image img {
    transform: scale(1.1);
}

.portfolio-content {
    padding: 40px;
    position: relative;
}

.portfolio-content h3 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: #fff;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
    position: relative;
    padding-bottom: 15px;
}

.portfolio-content h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #ff0080, #ff8c00);
    border-radius: 2px;
}

.portfolio-content p {
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 30px;
    font-size: 1.2rem;
    line-height: 1.7;
    position: relative;
    padding-left: 20px;
    border-left: 2px solid rgba(0, 255, 157, 0.5);
}

.portfolio-tags {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.tag {
    padding: 10px 25px;
    background: linear-gradient(135deg, rgba(255, 0, 128, 0.2), rgba(255, 140, 0, 0.2));
    border-radius: 25px;
    font-size: 1rem;
    color: #fff;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.tag::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.tag:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(255, 0, 128, 0.4);
    border-color: rgba(255, 0, 128, 0.6);
}

.tag:hover::before {
    left: 100%;
}

/* Experience Section */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: #3498db;
}

.timeline-item {
    position: relative;
    margin-bottom: 50px;
    width: 50%;
}

.timeline-item:nth-child(odd) {
    left: 0;
    padding-right: 70px;
}

.timeline-item:nth-child(even) {
    left: 50%;
    padding-left: 70px;
}

.timeline-date {
    font-weight: 500;
    color: #3498db;
    margin-bottom: 10px;
}

.timeline-content {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.timeline-content h3 {
    font-size: 1.3rem;
    margin-bottom: 5px;
    color: #2c3e50;
}

.timeline-content h4 {
    font-size: 1rem;
    color: #3498db;
    margin-bottom: 10px;
    font-weight: 500;
}

.timeline-content p {
    color: #666;
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 50px;
}

.contact-info h3 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: #2c3e50;
}

.contact-info p {
    color: #666;
    margin-bottom: 30px;
}

.contact-details {
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.contact-item i {
    font-size: 1.5rem;
    color: #3498db;
    width: 40px;
}

.contact-item h4 {
    font-size: 1rem;
    margin-bottom: 5px;
    color: #2c3e50;
}

.contact-item p {
    color: #666;
    margin: 0;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: #f8f9fa;
    border-radius: 50%;
    color: #666;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: #3498db;
    color: white;
    transform: translateY(-3px);
}

.contact-form .form-group {
    margin-bottom: 20px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-family: 'Noto Sans SC', sans-serif;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: #3498db;
}

.contact-form button {
    width: 100%;
}

/* Footer */
.footer {
    background: #2c3e50;
    color: white;
    text-align: center;
    padding: 40px 0;
}

.footer p {
    margin-bottom: 10px;
    opacity: 0.8;
}

.footer a {
    color: #3498db;
    text-decoration: none;
}

.footer a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero .container {
        flex-direction: column;
        text-align: center;
    }

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

    .about-content {
        flex-direction: column;
    }

    .about-features {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .timeline::before {
        left: 30px;
    }

    .timeline-item {
        width: 100%;
        left: 0 !important;
        padding-left: 70px;
        padding-right: 0;
    }

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

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: white;
        flex-direction: column;
        align-items: center;
        padding-top: 50px;
        gap: 20px;
        transition: left 0.3s ease;
    }

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

    .menu-toggle {
        display: block;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

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

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

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