/* ==========================================================================
   BAVI Official Portfolio - Stylesheet
   Design Concept: Cyber-Romantic / Velvet Dream (Neon Glassmorphism)
   ========================================================================== */

/* Custom CSS Variables */
:root {
    --bg-color: #090514;
    --card-bg: rgba(25, 18, 48, 0.45);
    --card-border: rgba(255, 255, 255, 0.08);
    --glass-blur: blur(16px);
    
    --accent-pink: #FF2E93;
    --accent-cyan: #00F0FF;
    --accent-violet: #8B5CF6;
    
    --text-primary: #F5F5FA;
    --text-secondary: #9E9AA9;
    --text-muted: #625E70;
    
    --font-display: 'Syne', sans-serif;
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    
    --header-height: 80px;
    --player-height: 90px;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-color);
}
::-webkit-scrollbar-thumb {
    background: rgba(139, 92, 246, 0.3);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-violet);
}

a {
    color: inherit;
    text-decoration: none;
}

button, input, textarea {
    font-family: inherit;
    background: none;
    border: none;
    outline: none;
    color: inherit;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Background Gradients & Noise */
.bg-glow {
    position: fixed;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.25) 0%, rgba(255, 46, 147, 0.15) 40%, rgba(0, 240, 255, 0.05) 70%, rgba(0,0,0,0) 100%);
    filter: blur(80px);
    pointer-events: none;
    z-index: -2;
    transform: translate(-50%, -50%);
    transition: left 0.15s ease-out, top 0.15s ease-out;
}

.bg-noise {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.02;
    pointer-events: none;
    z-index: -1;
}

/* Custom Cursor */
.custom-cursor {
    width: 24px;
    height: 24px;
    border: 1.5px solid var(--accent-cyan);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    transform: translate(-50%, -50%);
    z-index: 9999;
    transition: width 0.2s, height 0.2s, background-color 0.2s;
}

.custom-cursor.hovered {
    width: 48px;
    height: 48px;
    background-color: rgba(0, 240, 255, 0.1);
    border-color: var(--accent-pink);
}

/* Glassmorphism Class */
.glass {
    background: var(--card-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

/* Common Typography & Layout elements */
.gradient-text {
    background: linear-gradient(135deg, #FFF 10%, var(--accent-cyan) 50%, var(--accent-pink) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-padding {
    padding: 100px 5% 60px 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    margin-bottom: 60px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    font-weight: 300;
}

.text-center {
    text-align: center;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 30px;
    cursor: pointer;
    transition: var(--transition-normal);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.btn-icon {
    margin-right: 8px;
    width: 18px;
    height: 18px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-pink) 0%, var(--accent-violet) 100%);
    color: #FFF;
    box-shadow: 0 4px 20px rgba(255, 46, 147, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255, 46, 147, 0.6);
}

.btn-secondary {
    border: 2px solid var(--accent-cyan);
    color: #FFF;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--accent-cyan);
    z-index: -1;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--transition-normal);
}

.btn-secondary:hover {
    color: #000;
    font-weight: 700;
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0, 240, 255, 0.4);
}

.btn-secondary:hover::before {
    transform: scaleX(1);
    transform-origin: left;
}

.btn-glass {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    color: #FFF;
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-1px);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.8rem;
}

.btn-block {
    display: flex;
    width: 100%;
}

/* ==========================================================================
   Header & GNB
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: rgba(9, 5, 20, 0.7);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    z-index: 1000;
    display: flex;
    align-items: center;
}

.header-container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    transition: var(--transition-normal);
}

.logo img {
    height: 57px;
    width: auto;
    display: block;
}

.logo:hover {
    text-shadow: 0 0 30px rgba(255, 46, 147, 0.8);
    transform: scale(1.05);
}

.nav-desktop {
    display: flex;
    gap: 32px;
}

.nav-link {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 1px;
    position: relative;
    padding: 6px 0;
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
    color: #FFF;
    text-shadow: 0 0 10px rgba(0, 240, 255, 0.5);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(to right, var(--accent-cyan), var(--accent-pink));
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--transition-normal);
}

.nav-link:hover::after, .nav-link.active::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* Hamburger Menu button */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    cursor: pointer;
    z-index: 1010;
}

.hamburger .bar {
    width: 100%;
    height: 2px;
    background-color: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-normal);
}

/* Mobile Nav Overlay */
.nav-mobile {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: rgba(9, 5, 20, 0.95);
    backdrop-filter: blur(20px);
    z-index: 999;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 40px;
    transition: right var(--transition-normal);
}

.nav-mobile.active {
    right: 0;
}

.nav-mobile-link {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--text-secondary);
    transition: var(--transition-normal);
}

.nav-mobile-link:hover {
    color: #FFF;
    transform: scale(1.1);
    text-shadow: 0 0 20px rgba(255, 46, 147, 0.8);
}

/* Hamburger animations */
.hamburger.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}
.hamburger.active .bar:nth-child(2) {
    opacity: 0;
}
.hamburger.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}


/* ==========================================================================
   Section 1: HOME (Hero)
   ========================================================================== */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: var(--header-height) 8% 60px 8%;
    max-width: 1400px;
    margin: 0 auto;
    gap: 5%;
}

.hero-content {
    flex: 1.2;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.hero-subtitle {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent-pink);
    letter-spacing: 4px;
    margin-bottom: 16px;
    display: block;
    text-shadow: 0 0 10px rgba(255, 46, 147, 0.4);
}

.hero-title {
    font-family: var(--font-display);
    font-size: 5rem;
    line-height: 1.1;
    font-weight: 800;
    letter-spacing: -2px;
    margin-bottom: 24px;
    background: linear-gradient(135deg, #FFF 0%, var(--accent-violet) 50%, var(--accent-pink) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 30px rgba(139, 92, 246, 0.2));
}

.hero-desc {
    color: var(--text-secondary);
    font-size: 1.2rem;
    font-weight: 300;
    margin-bottom: 40px;
    max-width: 580px;
}

.hero-actions {
    display: flex;
    gap: 16px;
}

.hero-streaming {
    margin-top: 32px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.streaming-label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--accent-cyan);
    text-transform: uppercase;
}

.streaming-links {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.streaming-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    border-radius: 30px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    text-decoration: none;
    transition: all var(--transition-fast) ease;
}

.streaming-item .brand-icon {
    width: 16px;
    height: 16px;
}

.streaming-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.streaming-item.spotify:hover {
    background: rgba(29, 185, 84, 0.1);
    border-color: rgba(29, 185, 84, 0.4);
    color: #1DB954;
}

.streaming-item.youtube-music:hover {
    background: rgba(255, 0, 0, 0.1);
    border-color: rgba(255, 0, 0, 0.4);
    color: #FF4B4B;
}

.streaming-item.apple-music:hover {
    background: rgba(250, 36, 60, 0.1);
    border-color: rgba(250, 36, 60, 0.4);
    color: #FF5A79;
}

.hero-visual {
    flex: 0.8;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero-image-wrapper {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transform: rotate(2deg);
    transition: var(--transition-slow);
}

.hero-image-wrapper:hover {
    transform: rotate(0deg) scale(1.03);
    border-color: var(--accent-cyan);
}

.hero-img {
    width: 100%;
    height: 500px;
    object-fit: cover;
}

.hero-image-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(9, 5, 20, 0.8) 0%, rgba(9, 5, 20, 0) 50%);
    pointer-events: none;
}


/* ==========================================================================
   Section 2: PROFILE
   ========================================================================== */
.profile-container {
    display: grid;
    grid-template-columns: 1.2fr 1.8fr;
    gap: 40px;
}

.profile-card {
    padding: 32px;
    display: flex;
    flex-direction: column;
}

.profile-bio {
    justify-content: flex-start;
}

.bio-header {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-bottom: 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding-bottom: 24px;
}

.bio-avatar-wrapper {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid var(--accent-pink);
    box-shadow: 0 0 15px rgba(255, 46, 147, 0.3);
}

.bio-avatar {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.35);
    object-position: center;
}

.bio-title h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
}

.bio-title .korean-name {
    font-size: 1.3rem;
    font-weight: 400;
    color: var(--text-secondary);
}

.bio-tag {
    color: var(--accent-cyan);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 1px;
}

.bio-body .bio-paragraph {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 1.05rem;
    font-weight: 300;
}

.bio-body .bio-paragraph:last-child {
    margin-bottom: 0;
}

.profile-details-grid {
    display: grid;
    grid-template-rows: auto auto 1fr;
    gap: 24px;
}

.card-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: #FFF;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: 12px;
}

.card-title i {
    width: 20px;
    height: 20px;
    color: var(--accent-pink);
}

.info-list {
    list-style: none;
}

.info-list li {
    display: flex;
    justify-content: space-between;
    margin-bottom: 12px;
    font-size: 1rem;
}

.info-list li:last-child {
    margin-bottom: 0;
}

.info-list li strong {
    color: var(--text-secondary);
    font-weight: 400;
}

.keyword-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tag {
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.tag-cyan {
    background-color: rgba(0, 240, 255, 0.1);
    border: 1px solid rgba(0, 240, 255, 0.2);
    color: var(--accent-cyan);
}

.tag-pink {
    background-color: rgba(255, 46, 147, 0.1);
    border: 1px solid rgba(255, 46, 147, 0.2);
    color: var(--accent-pink);
}

.tag-purple {
    background-color: rgba(139, 92, 246, 0.1);
    border: 1px solid rgba(139, 92, 246, 0.2);
    color: var(--accent-violet);
}

.tag-blue {
    background-color: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: #3B82F6;
}

/* Timeline */
.timeline {
    position: relative;
    padding-left: 20px;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 6px;
    left: 4px;
    width: 2px;
    height: 90%;
    background-color: rgba(255, 255, 255, 0.08);
}

.timeline-item {
    position: relative;
    margin-bottom: 24px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: -20px;
    top: 6px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--accent-pink);
    box-shadow: 0 0 10px var(--accent-pink);
}

.timeline-date {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent-cyan);
    display: block;
    margin-bottom: 4px;
}

.timeline-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 300;
}


/* ==========================================================================
   Section 3: DISCOGRAPHY
   ========================================================================== */
.album-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.album-card {
    padding: 20px;
    transition: var(--transition-normal);
}

.album-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(139, 92, 246, 0.2);
    border-color: rgba(139, 92, 246, 0.4);
}

.album-cover-wrapper {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    aspect-ratio: 1;
    margin-bottom: 20px;
}

.album-cover {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-normal);
}

.album-card:hover .album-cover {
    transform: scale(1.05);
}

.album-hover-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(9, 5, 20, 0.75);
    backdrop-filter: blur(4px);
    opacity: 0;
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 16px;
}

.album-cover-wrapper:hover .album-hover-overlay {
    opacity: 1;
}

.btn-icon-play {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-pink), var(--accent-violet));
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(255, 46, 147, 0.4);
    transition: var(--transition-normal);
}

.btn-icon-play:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 30px rgba(255, 46, 147, 0.6);
}

.btn-icon-play i {
    width: 28px;
    height: 28px;
    fill: #FFF;
    color: #FFF;
    margin-left: 4px;
}

.album-info {
    display: flex;
    flex-direction: column;
}

.album-type {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--accent-pink);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 6px;
}

.album-name {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: #FFF;
}

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

/* Modal Backgrop */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 1500;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.modal-backdrop.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    width: 100%;
    max-width: 900px;
    position: relative;
    padding: 40px;
    transform: translateY(30px);
    transition: transform var(--transition-normal);
    max-height: 90vh;
    overflow-y: auto;
}

.modal-backdrop.active .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 24px;
    right: 24px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.15);
    color: var(--accent-pink);
    transform: rotate(90deg);
}

.modal-body-grid {
    display: grid;
    grid-template-columns: 1.2fr 1.8fr;
    gap: 40px;
}

.modal-album-visual {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6);
    aspect-ratio: 1;
}

.modal-album-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.modal-album-details .album-type {
    display: inline-block;
    margin-bottom: 12px;
}

.modal-album-name {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 20px;
    color: #FFF;
}

.modal-album-desc {
    color: var(--text-secondary);
    font-weight: 300;
    font-size: 1rem;
    margin-bottom: 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding-bottom: 20px;
}

.tracklist-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: #FFF;
    margin-bottom: 16px;
}

.tracklist {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.track-item {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.03);
    transition: var(--transition-fast);
}

.track-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.08);
}

.track-number {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    color: var(--accent-pink);
    font-weight: 600;
    width: 32px;
}

.track-info {
    flex: 1;
}

.track-title {
    font-weight: 600;
    font-size: 1rem;
    color: #FFF;
}

.track-title.is-title-song::after {
    content: 'TITLE';
    font-family: var(--font-heading);
    font-size: 0.65rem;
    font-weight: 800;
    background-color: var(--accent-pink);
    color: #FFF;
    padding: 2px 6px;
    border-radius: 4px;
    margin-left: 8px;
    vertical-align: middle;
}

.track-duration {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-right: 16px;
}

.btn-track-play {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-track-play:hover {
    background: var(--accent-cyan);
    color: #000;
    transform: scale(1.08);
}

.btn-track-play i {
    width: 14px;
    height: 14px;
    fill: currentColor;
}


/* ==========================================================================
   Section 4: GALLERY
   ========================================================================== */
.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 40px;
}

.btn-filter {
    padding: 10px 24px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.02);
    letter-spacing: 1px;
}

.btn-filter:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.btn-filter.active {
    background: var(--accent-cyan);
    border-color: var(--accent-cyan);
    color: #000;
    box-shadow: 0 4px 15px rgba(0, 240, 255, 0.3);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
}

.gallery-item {
    border-radius: 12px;
    overflow: hidden;
    aspect-ratio: 1;
    cursor: pointer;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--card-border);
    transition: var(--transition-normal);
}

.gallery-item:hover {
    transform: scale(1.03);
    border-color: var(--accent-pink);
    box-shadow: 0 10px 25px rgba(255, 46, 147, 0.2);
}

.gallery-img-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
}

.gallery-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.gallery-item:hover .gallery-img {
    transform: scale(1.05);
}

.gallery-hover-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(9, 5, 20, 0.9) 0%, rgba(9, 5, 20, 0.2) 100%);
    opacity: 0;
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 24px;
}

.gallery-item:hover .gallery-hover-overlay {
    opacity: 1;
}

.gallery-category {
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent-pink);
    letter-spacing: 2px;
    margin-bottom: 4px;
}

.gallery-title {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
    color: #FFF;
}

.gallery-zoom-icon {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 20px;
    height: 20px;
    color: var(--text-secondary);
}

/* Lightbox Styling */
.lightbox-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(4, 2, 10, 0.95);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    z-index: 2000;
    display: none;
    justify-content: center;
    align-items: center;
    user-select: none;
}

.lightbox-backdrop.active {
    display: flex;
}

.lightbox-close {
    position: absolute;
    top: 30px;
    right: 30px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.15);
    color: var(--accent-pink);
}

.lightbox-close i {
    width: 24px;
    height: 24px;
}

.lightbox-prev, .lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
    z-index: 2010;
}

.lightbox-prev:hover, .lightbox-next:hover {
    background: rgba(255, 255, 255, 0.15);
    color: var(--accent-cyan);
}

.lightbox-prev { left: 40px; }
.lightbox-next { right: 40px; }

.lightbox-content {
    max-width: 80%;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.lightbox-img {
    max-width: 100%;
    max-height: 75vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.lightbox-caption {
    margin-top: 20px;
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 500;
}


/* ==========================================================================
   Section 5: SCHEDULE
   ========================================================================== */
.schedule-container {
    padding: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.schedule-header-summary {
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding-bottom: 30px;
    margin-bottom: 30px;
    display: flex;
    justify-content: center;
}

.countdown-card {
    text-align: center;
}

.countdown-label {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent-cyan);
    letter-spacing: 3px;
    display: block;
    margin-bottom: 8px;
    text-shadow: 0 0 10px rgba(0, 240, 255, 0.3);
}

.countdown-time {
    font-family: var(--font-display);
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: 1px;
    background: linear-gradient(to right, #FFF, var(--accent-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.schedule-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.schedule-item {
    display: flex;
    align-items: center;
    padding: 24px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.03);
    transition: var(--transition-normal);
}

.schedule-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 46, 147, 0.2);
    transform: translateX(5px);
}

.schedule-date-badge {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-right: 24px;
}

.schedule-date-badge .day {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    line-height: 1;
    color: #FFF;
}

.schedule-date-badge .month {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-pink);
}

.schedule-details {
    flex: 1;
}

.schedule-time {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-secondary);
    display: block;
    margin-bottom: 4px;
}

.schedule-title {
    font-size: 1.15rem;
    font-weight: 600;
    color: #FFF;
    margin-bottom: 6px;
}

.schedule-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 300;
}

.schedule-status-badge {
    padding: 6px 12px;
    border-radius: 4px;
    font-family: var(--font-heading);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.schedule-status-badge.live {
    background-color: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #EF4444;
}

.schedule-status-badge.upcoming {
    background-color: rgba(59, 130, 246, 0.15);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: #3B82F6;
}

.schedule-status-badge.future {
    background-color: rgba(139, 92, 246, 0.15);
    border: 1px solid rgba(139, 92, 246, 0.3);
    color: var(--accent-violet);
}


/* ==========================================================================
   Section 6: CONTACT & EPK
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    max-width: 800px;
    margin: 0 auto;
    gap: 40px;
}

.contact-card {
    padding: 40px;
}

.contact-card-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 24px;
    color: #FFF;
    display: flex;
    align-items: center;
    gap: 12px;
}

.contact-card-title i {
    width: 24px;
    height: 24px;
    color: var(--accent-cyan);
}

.epk-desc {
    color: var(--text-secondary);
    font-size: 1.05rem;
    font-weight: 300;
    margin-bottom: 30px;
}

.epk-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding: 20px 0;
}

.stat-item {
    text-align: center;
}

.stat-val {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: #FFF;
    display: block;
}

.stat-lbl {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Inquiry Form */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--text-secondary);
}

.form-group input, .form-group textarea {
    padding: 14px 18px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 0.95rem;
    color: #FFF;
    transition: var(--transition-fast);
}

.form-group input::placeholder, .form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group input:focus, .form-group textarea:focus {
    border-color: var(--accent-cyan);
    background: rgba(0, 240, 255, 0.02);
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.1);
}

.form-group textarea {
    resize: none;
}


/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    background-color: #05030d;
    padding: 40px 5% calc(var(--player-height) + 40px) 5%;
}

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

.footer-logo {
    display: block;
    margin-bottom: 8px;
}

.footer-logo img {
    height: 36px;
    width: auto;
    display: block;
}

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

.footer-socials {
    display: flex;
    gap: 20px;
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.03);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    color: var(--text-secondary);
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--accent-pink);
    transform: translateY(-2px);
}

.social-link i {
    width: 20px;
    height: 20px;
}


/* ==========================================================================
   Persistent Bottom Audio Player
   ========================================================================== */
.persistent-player-bar {
    position: fixed;
    bottom: -200px; /* Initially hidden, slides up via JS */
    left: 0;
    width: 100%;
    height: var(--player-height);
    background: rgba(9, 5, 20, 0.8);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    z-index: 1000;
    display: flex;
    align-items: center;
    transition: bottom 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.persistent-player-bar.active {
    bottom: 0;
}

.player-container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    align-items: center;
    gap: 30px;
}

/* Left: Song Meta Details */
.player-song-details {
    display: flex;
    align-items: center;
    gap: 16px;
    overflow: hidden;
}

.player-album-art-wrapper {
    width: 52px;
    height: 52px;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    flex-shrink: 0;
}

.player-album-art {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.player-song-meta {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.player-song-title {
    font-weight: 600;
    font-size: 0.95rem;
    color: #FFF;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}

.player-song-artist {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Equalizer Visualizer Bars */
.player-mini-visualizer {
    display: flex;
    align-items: flex-end;
    gap: 3px;
    height: 16px;
    margin-left: 10px;
}

.vis-bar {
    width: 3px;
    height: 2px;
    background-color: var(--accent-cyan);
    border-radius: 1px;
}

.player-mini-visualizer.playing .vis-bar {
    animation: bounce 1.2s ease-in-out infinite alternate;
}

.player-mini-visualizer.playing .vis-bar:nth-child(1) { animation-delay: 0.1s; }
.player-mini-visualizer.playing .vis-bar:nth-child(2) { animation-delay: 0.4s; }
.player-mini-visualizer.playing .vis-bar:nth-child(3) { animation-delay: 0.2s; }
.player-mini-visualizer.playing .vis-bar:nth-child(4) { animation-delay: 0.6s; }

@keyframes bounce {
    0% { height: 2px; }
    100% { height: 16px; }
}

/* Center: Play controls */
.player-controls-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.player-buttons {
    display: flex;
    align-items: center;
    gap: 20px;
}

.player-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.player-btn:hover {
    color: #FFF;
    background-color: rgba(255, 255, 255, 0.05);
}

.player-btn i {
    width: 20px;
    height: 20px;
}

.btn-play-main {
    width: 44px;
    height: 44px;
    background-color: #FFF;
    color: #000;
}

.btn-play-main:hover {
    background-color: var(--accent-cyan);
    color: #000;
    transform: scale(1.05);
}

.btn-play-main i {
    fill: currentColor;
}

.player-progress-container {
    display: flex;
    align-items: center;
    width: 100%;
    max-width: 500px;
    gap: 12px;
}

.time-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    width: 35px;
}

.time-label:last-child {
    text-align: right;
}

.player-progress-bar-wrapper {
    flex: 1;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    cursor: pointer;
    position: relative;
}

.player-progress-bar-wrapper:hover {
    height: 6px;
}

.player-progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(to right, var(--accent-cyan), var(--accent-violet));
    border-radius: 2px;
    position: relative;
}

/* Right: Volume & options */
.player-options-group {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
}

.volume-slider-wrapper {
    width: 80px;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    cursor: pointer;
}

.volume-slider-bar {
    height: 100%;
    background-color: var(--text-primary);
    border-radius: 2px;
}

.volume-slider-wrapper:hover {
    height: 6px;
}


/* ==========================================================================
   Toast Notification Styling
   ========================================================================== */
.toast-container {
    position: fixed;
    top: 100px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    padding: 16px 24px;
    border-radius: 12px;
    background: rgba(25, 18, 48, 0.9);
    border: 1px solid var(--accent-cyan);
    box-shadow: 0 10px 30px rgba(0, 240, 255, 0.2);
    backdrop-filter: blur(10px);
    color: #FFF;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
    font-weight: 500;
    transform: translateX(120%);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.toast.show {
    transform: translateX(0);
}

.toast-icon {
    color: var(--accent-cyan);
    width: 20px;
    height: 20px;
}


/* ==========================================================================
   Animations & Transition utilities
   ========================================================================== */
.fade-in-section {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-section.is-visible {
    opacity: 1;
    transform: translateY(0);
}


/* ==========================================================================
   Responsive Media Queries
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-section {
        flex-direction: column-reverse;
        justify-content: center;
        text-align: center;
        padding-top: calc(var(--header-height) + 40px);
    }
    
    .hero-content {
        align-items: center;
    }
    
    .hero-desc {
        max-width: 100%;
    }
    
    .hero-image-wrapper {
        transform: rotate(0);
        margin-bottom: 40px;
    }
    
    .hero-img {
        height: 360px;
        width: 360px;
        border-radius: 50%;
    }
    
    .profile-container {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .section-title {
        font-size: 2.2rem;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .nav-desktop {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .player-container {
        grid-template-columns: 1fr 1fr;
        gap: 15px;
    }
    
    .player-options-group {
        display: none;
    }
    
    .modal-body-grid {
        grid-template-columns: 1fr;
    }
    
    .modal-content {
        padding: 24px;
    }
    
    .form-row-2 {
        grid-template-columns: 1fr;
    }
    
    .lightbox-prev, .lightbox-next {
        width: 40px;
        height: 40px;
    }
    .lightbox-prev { left: 10px; }
    .lightbox-next { right: 10px; }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-img {
        height: 280px;
        width: 280px;
    }
    
    .player-container {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto;
        gap: 8px;
    }
    
    .player-song-details {
        justify-content: center;
    }
    
    .player-controls-group {
        width: 100%;
    }
    
    .persistent-player-bar {
        height: 110px;
    }
}