:root {
    --primary-color: #FF3366;
    --secondary-color: #6C63FF;
    --accent-color: #00D9F5;
    --dark-color: #0A0A0A;
    --darker-color: #050505;
    --light-color: #E0E0E0;
    --gradient: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    --dark-gradient: linear-gradient(135deg, #1A1A1A, #2A2A2A);
    --glitch-color: #FF00FF;
}

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

body {
    font-family: 'Noto Sans TC', sans-serif;
    line-height: 1.6;
    color: var(--light-color);
    background-color: var(--dark-color);
    overflow-x: hidden;
}

/* Glitch Effect */
@keyframes glitch {
    0% {
        transform: translate(0);
    }
    20% {
        transform: translate(-2px, 2px);
    }
    40% {
        transform: translate(-2px, -2px);
    }
    60% {
        transform: translate(2px, 2px);
    }
    80% {
        transform: translate(2px, -2px);
    }
    100% {
        transform: translate(0);
    }
}

/* Hero Section */
.hero {
    height: 100vh;
    background: url('https://images.unsplash.com/photo-1516280440614-37939bbacd81?ixlib=rb-1.2.1&auto=format&fit=crop&w=1950&q=80') center/cover;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    clip-path: polygon(0 0, 100% 0, 100% 85%, 0 100%);
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    mask-image: linear-gradient(to right, transparent, black 50%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 50%, transparent);
    opacity: 0.6;
    z-index: 1;
    animation: imageFloat 20s infinite ease-in-out;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.8));
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    padding: 2rem;
    animation: fadeIn 1.5s ease-out;
}

.hero h1 {
    font-size: 4.5rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    letter-spacing: 0.2em;
    position: relative;
}

.hero h1:hover {
    animation: glitch 0.3s infinite;
    color: var(--glitch-color);
}

.hero h2 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--accent-color);
    letter-spacing: 0.1em;
}

.hero .title {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* Quote Section */
.quote-section {
    background: var(--darker-color);
    padding: 2rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    clip-path: polygon(0 8%, 100% 0, 100% 100%, 0 100%);
    margin-top: -2rem;
}

.quote-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    transform: skew(-5deg);
}

.quote-text {
    font-size: 1.8rem;
    font-style: italic;
    color: var(--light-color);
    margin-bottom: 1rem;
    line-height: 1.8;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    position: relative;
    display: inline-block;
    opacity: 0;
    animation: fadeInUp 1s ease-out forwards;
}

.quote-text::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(255, 255, 255, 0.1) 50%, 
        transparent 100%);
    transform: translateX(-100%);
    animation: shine 3s infinite;
}

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

@keyframes shine {
    0% {
        transform: translateX(-100%);
    }
    20%, 100% {
        transform: translateX(100%);
    }
}

/* 添加打字機效果 */
.quote-text {
    border-right: 2px solid var(--primary-color);
    white-space: nowrap;
    overflow: hidden;
    animation: 
        typing 3.5s steps(40, end),
        blink-caret 0.75s step-end infinite,
        fadeInUp 1s ease-out forwards;
}

@keyframes typing {
    from { width: 0 }
    to { width: 100% }
}

@keyframes blink-caret {
    from, to { border-color: transparent }
    50% { border-color: var(--primary-color) }
}

/* Sections */
.section {
    padding: 2rem 0;
    position: relative;
    overflow: hidden;
}

.section:nth-child(odd) {
    clip-path: polygon(0 0, 100% 2%, 100% 98%, 0 100%);
}

.section:nth-child(even) {
    clip-path: polygon(0 2%, 100% 0, 100% 100%, 0 98%);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gradient);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.section-title:hover::after {
    transform: scaleX(1);
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    background: var(--dark-gradient);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    position: relative;
    overflow: hidden;
}

.about-image {
    position: absolute;
    top: 0;
    right: 0;
    width: 300px;
    height: 100%;
    background-size: cover;
    background-position: center;
    mask-image: linear-gradient(to left, black, transparent);
    -webkit-mask-image: linear-gradient(to left, black, transparent);
    opacity: 0.3;
    z-index: 0;
}

.about-text h3 {
    color: var(--accent-color);
    margin: 1.5rem 0 0.5rem;
    font-size: 1.4rem;
}

.about-text ul {
    list-style-position: inside;
    margin-left: 1rem;
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    perspective: 1000px;
}

.project-card {
    background: var(--dark-gradient);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    border: 1px solid rgba(255,255,255,0.1);
    transition: all 0.5s ease;
    transform-style: preserve-3d;
    position: relative;
    text-decoration: none;
    color: var(--light-color);
    display: block;
    cursor: pointer;
}

.project-card:hover {
    transform: translateY(-10px) rotateX(5deg);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    border-color: var(--primary-color);
    color: var(--light-color);
}

.project-card:active {
    transform: translateY(-5px) rotateX(2deg);
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}

.project-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.4rem;
    transition: color 0.3s ease;
}

.project-card:hover h3 {
    color: var(--accent-color);
}

.project-card p {
    margin-bottom: 0;
    opacity: 0.9;
    transition: opacity 0.3s ease;
}

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

/* Showcase Section */
.showcase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.showcase-card {
    background: var(--gradient);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
}

.showcase-logo {
    width: 150px;
    height: 150px;
    margin: 0 auto 1.5rem;
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    mask-image: radial-gradient(circle at center, black 50%, transparent 100%);
    -webkit-mask-image: radial-gradient(circle at center, black 50%, transparent 100%);
    opacity: 0.9;
    transition: all 0.3s ease;
    display: block;
    cursor: pointer;
    text-decoration: none;
}

.showcase-card:hover .showcase-logo {
    transform: scale(1.1);
    opacity: 1;
    mask-image: radial-gradient(circle at center, black 70%, transparent 100%);
    -webkit-mask-image: radial-gradient(circle at center, black 70%, transparent 100%);
}

.showcase-logo:hover {
    transform: scale(1.1);
    opacity: 1;
    mask-image: radial-gradient(circle at center, black 70%, transparent 100%);
    -webkit-mask-image: radial-gradient(circle at center, black 70%, transparent 100%);
}

.showcase-card h3 {
    position: relative;
    z-index: 1;
    margin-bottom: 1.5rem;
    font-size: 1.4rem;
}

.showcase-card .btn {
    position: relative;
    z-index: 1;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.showcase-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.showcase-card:hover .btn {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.2);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    background: var(--gradient);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    margin-top: 1rem;
    transition: all 0.3s ease;
    border: 1px solid rgba(255,255,255,0.1);
    cursor: pointer;
    position: relative;
    z-index: 2;
    min-width: 120px;
    text-align: center;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
}

.btn:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(255,51,102,0.4);
}

.btn:active {
    transform: scale(0.95);
    box-shadow: 0 0 10px rgba(255,51,102,0.2);
}

.btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255,51,102,0.3);
}

/* Contact Section */
.contact-content {
    text-align: center;
    background: var(--dark-gradient);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

/* University Logo Styles */
.university-link {
    margin-top: 2rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

.isu-logo {
    display: inline-block;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.isu-logo img {
    height: 60px;
    width: auto;
    transition: all 0.3s ease;
    filter: brightness(0.9);
}

.isu-logo:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 10px 30px rgba(255, 51, 102, 0.3);
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.1);
}

.isu-logo:hover img {
    filter: brightness(1.1);
    transform: scale(1.1);
}

.isu-logo::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: 0.5s;
}

.isu-logo:hover::before {
    left: 100%;
}

.social-links {
    margin-top: 2rem;
}

.social-link {
    color: var(--light-color);
    font-size: 1.5rem;
    margin: 0 1rem;
    transition: all 0.3s ease;
}

.social-link:hover {
    color: var(--primary-color);
    transform: scale(1.2);
}

/* Footer */
footer {
    background: var(--darker-color);
    color: var(--light-color);
    text-align: center;
    padding: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section {
    animation: fadeIn 1s ease-out;
}

/* Works Section */
.works-category {
    margin-bottom: 2rem;
    position: relative;
}

.category-title {
    color: var(--accent-color);
    font-size: 1.8rem;
    margin-bottom: 2rem;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.2);
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.category-title::before,
.category-title::after {
    content: '❖';
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-color);
    opacity: 0.5;
    font-size: 1.2rem;
}

.category-title::before {
    left: -2rem;
}

.category-title::after {
    right: -2rem;
}

.works-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    position: relative;
}

.work-card {
    background: var(--dark-gradient);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    border: 1px solid rgba(255,255,255,0.1);
    transition: all 0.5s ease;
    position: relative;
    overflow: hidden;
}

.work-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255,255,255,0.1),
        transparent
    );
    transition: 0.5s;
}

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

.work-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    border-color: var(--primary-color);
}

.work-card h4 {
    color: var(--primary-color);
    font-size: 1.4rem;
    margin-bottom: 1rem;
    text-align: center;
}

.work-card ul {
    list-style: none;
    padding: 0;
}

.work-card ul li {
    color: var(--light-color);
    margin-bottom: 0.5rem;
    text-align: center;
    font-size: 1.1rem;
}

/* VR Works */
.vr-works {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.vr-card {
    text-align: center;
    background: linear-gradient(45deg, var(--dark-gradient), var(--gradient));
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

/* VR Card Background Images */
#gumball-card {
    background-image: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('image/Gumball.PNG'), url('../image/Gumball.PNG');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

#isuvr360-card {
    background-image: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('image/isuvr360.png'), url('../image/isuvr360.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

#vicious-card {
    background-image: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('image/vicious.jpg'), url('../image/vicious.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

/* VR Card Hover Effects */
#gumball-card:hover {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('image/Gumball.PNG'), url('../image/Gumball.PNG');
    transform: scale(1.05);
    transition: all 0.3s ease;
}

#isuvr360-card:hover {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('image/isuvr360.png'), url('../image/isuvr360.png');
    transform: scale(1.05);
    transition: all 0.3s ease;
}

#vicious-card:hover {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('image/vicious.jpg'), url('../image/vicious.jpg');
    transform: scale(1.05);
    transition: all 0.3s ease;
}

/* Film Works Background Images */
#shorts-card {
    background-image: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('image/shorts.png'), url('../image/shorts.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

#animation-card {
    background-image: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('image/animation.png'), url('../image/animation.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

#features-card {
    background-image: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('image/features.png'), url('../image/features.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

/* Film Works Hover Effects */
#shorts-card:hover {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('image/shorts.png'), url('../image/shorts.png');
    transform: scale(1.05);
    transition: all 0.3s ease;
}

#animation-card:hover {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('image/animation.png'), url('../image/animation.png');
    transform: scale(1.05);
    transition: all 0.3s ease;
}

#features-card:hover {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('image/features.png'), url('../image/features.png');
    transform: scale(1.05);
    transition: all 0.3s ease;
}

.vr-card h4 {
    font-size: 1.6rem;
    margin-bottom: 0.5rem;
}

.work-date {
    color: var(--accent-color);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.work-desc {
    color: var(--light-color);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.work-award {
    color: var(--primary-color);
    font-size: 1rem;
    font-style: italic;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    animation: pulse 2s infinite;
}

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

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

@keyframes imageFloat {
    0% {
        transform: scale(1) translate(0, 0);
    }
    50% {
        transform: scale(1.1) translate(-10px, -10px);
    }
    100% {
        transform: scale(1) translate(0, 0);
    }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--dark-color);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 3rem;
    }
    
    .hero h2 {
        font-size: 1.5rem;
    }
    
    .section {
        padding: 1.5rem 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .works-grid {
        grid-template-columns: 1fr;
    }
    
    .quote-text {
        font-size: 1.4rem;
        white-space: normal;
        animation: fadeInUp 1s ease-out forwards;
    }
    
    .quote-text::before {
        animation: none;
    }
    
    .section:nth-child(odd),
    .section:nth-child(even) {
        clip-path: none;
    }
    
    .hero-image {
        mask-image: linear-gradient(to bottom, transparent, black 50%, transparent);
        -webkit-mask-image: linear-gradient(to bottom, transparent, black 50%, transparent);
    }
    
    .about-image {
        width: 100%;
        height: 200px;
        top: 0;
        mask-image: linear-gradient(to bottom, black, transparent);
        -webkit-mask-image: linear-gradient(to bottom, black, transparent);
    }
    
    .showcase-logo {
        width: 120px;
        height: 120px;
    }
    
    .quote-section {
        margin-top: -1.5rem;
    }
    
    .btn {
        padding: 1rem 2rem;
        min-width: 140px;
        margin: 1rem auto;
        display: block;
    }
}

/* Language Switch */
.language-switch {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.7);
    padding: 8px 15px;
    border-radius: 20px;
    backdrop-filter: blur(5px);
}

.language-switch a {
    color: var(--light-color);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    padding: 0 5px;
}

.language-switch a:hover {
    color: var(--primary-color);
}

.language-switch a.active {
    color: var(--primary-color);
    font-weight: 500;
}

.language-switch span {
    color: var(--light-color);
    opacity: 0.5;
    margin: 0 5px;
}

@media (max-width: 768px) {
    .language-switch {
        top: 10px;
        right: 10px;
        padding: 6px 12px;
    }
}