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

:root {
    --primary-color: #1a1a2e;
    --secondary-color: #16213e;
    --accent-color: #0f3460;
    --highlight-color: #e94560;
    --text-color: #e0e0e0;
    --light-text: #f5f5f5;
    --border-color: #2a2a3e;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--primary-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Navigation Bar */
.navbar {
    position: sticky;
    top: 0;
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    z-index: 100;
    border-bottom: 2px solid var(--border-color);
}

.nav-menu {
    list-style: none;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    padding: 1rem 2rem;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-menu a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    position: relative;
    transition: var(--transition);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--highlight-color);
    transition: var(--transition);
}

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

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.7) 0%, rgba(15, 52, 96, 0.5) 50%, rgba(233, 69, 96, 0.3) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 5.5rem);
    font-weight: 900;
    color: var(--light-text);
    text-shadow: 0 10px 40px rgba(0, 0, 0, 0.8);
    margin-bottom: 1rem;
    letter-spacing: -2px;
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    color: var(--highlight-color);
    text-shadow: 0 5px 20px rgba(0, 0, 0, 0.8);
    font-weight: 300;
    letter-spacing: 3px;
}

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

/* Main Sections */
main {
    background: var(--primary-color);
}

.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 3rem;
}

section {
    padding: 5rem 1rem;
    border-bottom: 1px solid var(--border-color);
}

section h2 {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 2rem;
    color: var(--light-text);
    position: relative;
    display: inline-block;
}

section h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--highlight-color), transparent);
}

/* About Section */
.about-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

.about-section p {
    font-size: 1.1rem;
    line-height: 1.8;
    max-width: 800px;
    color: var(--text-color);
}

/* Interest Cards */
.interests-section {
    background: var(--primary-color);
    padding: 1rem 1rem !important;
}

.interests-section > .section-container > h2 {
    margin-bottom: 3rem;
}

.interest-card {
    background: rgba(22, 33, 62, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.interest-card:hover {
    border-color: var(--highlight-color);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(233, 69, 96, 0.1);
}

.interest-card h3 {
    font-size: 1.5rem;
    color: var(--light-text);
    color: var(--highlight-color);
}

.interest-card h4 {
    font-size: 1.1rem;
    color: var(--text-color);
    margin: 0;
}

.interest-card h5 {
    font-size: 1rem;
    color: var(--text-color);
    margin-bottom: 0.5rem;
    margin-top: 1rem;
}

.interest-card p {
    color: var(--text-color);
    margin-bottom: 1rem;
}

/* Audio Players */
audio {
    width: 100%;
    max-width: 500px;
    margin: 1rem 0;
    border-radius: 8px;
    display: block;
    -webkit-appearance: none;
    appearance: none;
    background: #4a7ba7;
    padding: 12px;
    border: none;
    outline: none;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

audio::-webkit-media-controls-enclosure {
    background-color: #4a7ba7;
    border: none;
}

audio::-webkit-media-controls-panel {
    background-color: #4a7ba7;
    border: none;
}

audio::-webkit-media-controls-mute-button {
    filter: brightness(1.1) contrast(1.2);
}

audio::-webkit-media-controls-play-button {
    filter: brightness(1.1) contrast(1.2);
}

audio::-webkit-media-controls-timeline {
    background: #4a7ba7;
    filter: brightness(1) contrast(1);
}

audio::-webkit-media-controls-time-remaining-display {
    color: #ffffff;
    font-weight: 600;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

audio::-webkit-media-controls-current-time-display {
    color: #ffffff;
    font-weight: 600;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

/* Gallery Images */
.interest-card {
    display: flex;
    flex-wrap: wrap;
    align-content: flex-start;
    gap: 1rem;
}

.interest-card > :not(img) {
    flex-basis: 100%;
}

.interest-card img {
    width: 280px;
    aspect-ratio: 4 / 3;
    border-radius: 8px;
    margin: 0;
    display: block;
    border: 2px solid var(--border-color);
    object-fit: cover;
}

/* Links and Buttons */
a {
    color: var(--highlight-color);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 600;
}

a:hover {
    color: #ff6b7a;
    text-decoration: underline;
}

.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    background: linear-gradient(135deg, var(--highlight-color), #ff6b7a);
    color: white;
    border-radius: 8px;
    font-size: 1rem;
    margin-top: 1rem;
    transition: var(--transition);
    text-decoration: none;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(233, 69, 96, 0.3);
    text-decoration: none;
    color: white;
}

/* Portfolio Section */
.portfolio-section {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
}

/* Activity Section */
.activity-section {
    background: var(--primary-color);
}

/* Contact Section */
.contact-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

.contact-section p {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

/* Footer */
.footer {
    background: var(--secondary-color);
    padding: 2rem;
    text-align: center;
    color: var(--text-color);
    border-top: 2px solid var(--border-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        gap: 1rem;
        padding: 1rem;
    }

    .nav-menu a {
        font-size: 0.9rem;
    }

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

    .hero-subtitle {
        font-size: 1rem;
    }

    section {
        padding: 3rem 1rem;
    }

    .section-container {
        padding: 0 1.5rem;
    }

    .interest-card {
        padding: 1.5rem;
    }

    .interest-card h3 {
        font-size: 1.2rem;
    }

    .interest-card img {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .nav-menu {
        gap: 0.5rem;
        padding: 0.75rem;
    }

    .nav-menu a {
        font-size: 0.75rem;
    }

    .hero-title {
        font-size: 1.8rem;
    }

    .hero-subtitle {
        font-size: 0.9rem;
        letter-spacing: 1px;
    }

    section h2 {
        font-size: 1.5rem;
    }

    section {
        padding: 2rem 1rem;
    }

    .section-container {
        padding: 0 1rem;
    }

    .interest-card {
        padding: 1rem;
    }
}

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

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

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

::-webkit-scrollbar-thumb:hover {
    background: #ff6b7a;
}