/* Variables */
:root {
    --bg-color: #050510;
    --text-main: #ffffff;
    --neon-pink: #ff0055;
    --neon-blue: #00f0ff;
    --neon-purple: #9d00ff;
    --neon-green: #00ff66;
    --font-heading: 'Anton', sans-serif;
    --font-body: 'Noto Sans TC', sans-serif;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    background-color: var(--bg-color);
}

body {
    font-family: var(--font-body);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Typography */
h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.title-neon {
    font-size: 3.5rem;
    color: white;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5),
        0 0 20px var(--neon-purple),
        0 0 40px var(--neon-purple);
    margin-bottom: 1rem;
}

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

.container-sm {
    max-width: 800px;
}

.section-padding {
    padding: 100px 0;
}

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

.text-white {
    color: white !important;
}

.text-pink {
    color: var(--neon-pink) !important;
    text-shadow: 0 0 10px var(--neon-pink);
}

.text-blue {
    color: var(--neon-blue) !important;
    text-shadow: 0 0 10px var(--neon-blue);
}

.text-muted {
    color: #888;
}

.mt-3 {
    margin-top: 1.5rem;
}

.mt-5 {
    margin-top: 3rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    border-radius: 0;
    /* Brutalist sharp edges */
    text-align: center;
}

.btn-primary {
    background-color: var(--neon-pink);
    color: white;
}

.btn-primary:hover {
    background-color: transparent;
    border-color: var(--neon-pink);
    color: var(--neon-pink);
    box-shadow: 0 0 20px rgba(255, 0, 85, 0.5) inset, 0 0 20px rgba(255, 0, 85, 0.5);
}

.btn-outline {
    background-color: transparent;
    border-color: white;
    color: white;
}

.btn-outline:hover {
    background-color: white;
    color: var(--bg-color) !important;
}

.btn-massive {
    padding: 16px 40px;
    font-size: 1.5rem;
}

.btn-block {
    width: 100%;
}

.btn-neon {
    position: relative;
    overflow: hidden;
}

.btn-neon::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s;
}

.btn-neon:hover::before {
    left: 100%;
}

/* Glitch Button Effect */
.btn-glitch {
    position: relative;
}

.btn-glitch:hover {
    animation: glitch-skew 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94) both infinite;
    background-color: var(--neon-blue);
    color: var(--bg-color);
}

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
    background: linear-gradient(to bottom, rgba(5, 5, 16, 0.9), transparent);
}

header.scrolled {
    background: rgba(5, 5, 16, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 240, 255, 0.2);
    padding: 15px 0;
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: white;
    letter-spacing: 2px;
}

.logo span {
    color: var(--neon-blue);
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    color: #ccc;
    position: relative;
}

.nav-links a:hover {
    color: var(--neon-pink);
    text-shadow: 0 0 10px var(--neon-pink);
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    color: white;
    cursor: pointer;
}

/* Social Sidebar */
.social-sidebar {
    position: fixed;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 20px;
    z-index: 900;
}

.social-sidebar a {
    color: rgba(255, 255, 255, 0.5);
    font-size: 1.2rem;
    transition: var(--transition);
}

.social-sidebar a:hover {
    color: var(--neon-blue);
    text-shadow: 0 0 15px var(--neon-blue);
    transform: scale(1.2) translateX(5px);
}

/* Hero Section */
.hero {
    height: 100vh;
    min-height: 700px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    filter: grayscale(100%) contrast(1.2) brightness(0.4);
    z-index: 1;
}

/* Cyberpunk effects */
.scanlines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0) 50%, rgba(0, 0, 0, 0.2) 50%, rgba(0, 0, 0, 0.2));
    background-size: 100% 4px;
    z-index: 2;
    pointer-events: none;
}

.noise-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 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: 0.05;
    z-index: 3;
    pointer-events: none;
}

.hero-container {
    position: relative;
    z-index: 4;
    text-align: center;
    width: 100%;
}

.date-badge {
    display: inline-block;
    border: 1px solid var(--neon-blue);
    color: var(--neon-blue);
    padding: 8px 16px;
    font-family: var(--font-heading);
    letter-spacing: 3px;
    margin-bottom: 20px;
    background: rgba(0, 240, 255, 0.1);
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
}

/* Glitch Text Effect */
.glitch {
    font-size: 7rem;
    font-weight: bold;
    color: white;
    position: relative;
    display: inline-block;
    margin-bottom: 0;
    line-height: 1;
}

.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: transparent;
}

.glitch::before {
    left: 3px;
    text-shadow: -2px 0 var(--neon-pink);
    clip: rect(24px, 550px, 90px, 0);
    animation: glitch-anim-2 3s infinite linear alternate-reverse;
}

.glitch::after {
    left: -3px;
    text-shadow: -2px 0 var(--neon-blue);
    clip: rect(85px, 550px, 140px, 0);
    animation: glitch-anim 2.5s infinite linear alternate-reverse;
}

@keyframes glitch-anim {
    0% {
        clip: rect(13px, 9999px, 86px, 0);
    }

    5% {
        clip: rect(69px, 9999px, 5px, 0);
    }

    10% {
        clip: rect(113px, 9999px, 7px, 0);
    }

    15% {
        clip: rect(70px, 9999px, 102px, 0);
    }

    20% {
        clip: rect(144px, 9999px, 107px, 0);
    }

    25% {
        clip: rect(93px, 9999px, 3px, 0);
    }

    30% {
        clip: rect(110px, 9999px, 117px, 0);
    }

    35% {
        clip: rect(15px, 9999px, 107px, 0);
    }

    40% {
        clip: rect(74px, 9999px, 33px, 0);
    }

    45% {
        clip: rect(80px, 9999px, 84px, 0);
    }

    50% {
        clip: rect(67px, 9999px, 148px, 0);
    }

    55% {
        clip: rect(48px, 9999px, 2px, 0);
    }

    60% {
        clip: rect(126px, 9999px, 66px, 0);
    }

    65% {
        clip: rect(56px, 9999px, 137px, 0);
    }

    70% {
        clip: rect(13px, 9999px, 20px, 0);
    }

    75% {
        clip: rect(95px, 9999px, 130px, 0);
    }

    80% {
        clip: rect(81px, 9999px, 134px, 0);
    }

    85% {
        clip: rect(117px, 9999px, 72px, 0);
    }

    90% {
        clip: rect(4px, 9999px, 126px, 0);
    }

    95% {
        clip: rect(2px, 9999px, 60px, 0);
    }

    100% {
        clip: rect(149px, 9999px, 65px, 0);
    }
}

@keyframes glitch-anim-2 {
    0% {
        clip: rect(31px, 9999px, 11px, 0);
    }

    5% {
        clip: rect(99px, 9999px, 128px, 0);
    }

    10% {
        clip: rect(146px, 9999px, 35px, 0);
    }

    15% {
        clip: rect(47px, 9999px, 81px, 0);
    }

    20% {
        clip: rect(90px, 9999px, 68px, 0);
    }

    25% {
        clip: rect(65px, 9999px, 13px, 0);
    }

    30% {
        clip: rect(51px, 9999px, 4px, 0);
    }

    35% {
        clip: rect(40px, 9999px, 63px, 0);
    }

    40% {
        clip: rect(110px, 9999px, 108px, 0);
    }

    45% {
        clip: rect(36px, 9999px, 142px, 0);
    }

    50% {
        clip: rect(89px, 9999px, 50px, 0);
    }

    55% {
        clip: rect(115px, 9999px, 31px, 0);
    }

    60% {
        clip: rect(18px, 9999px, 22px, 0);
    }

    65% {
        clip: rect(4px, 9999px, 144px, 0);
    }

    70% {
        clip: rect(140px, 9999px, 43px, 0);
    }

    75% {
        clip: rect(81px, 9999px, 99px, 0);
    }

    80% {
        clip: rect(95px, 9999px, 14px, 0);
    }

    85% {
        clip: rect(50px, 9999px, 15px, 0);
    }

    90% {
        clip: rect(148px, 9999px, 49px, 0);
    }

    95% {
        clip: rect(138px, 9999px, 145px, 0);
    }

    100% {
        clip: rect(90px, 9999px, 74px, 0);
    }
}

@keyframes glitch-skew {
    0% {
        transform: skew(0deg);
    }

    20% {
        transform: skew(-10deg);
    }

    40% {
        transform: skew(10deg);
    }

    60% {
        transform: skew(-5deg);
    }

    80% {
        transform: skew(5deg);
    }

    100% {
        transform: skew(0deg);
    }
}

.subtitle-neon {
    font-family: var(--font-body);
    font-weight: 300;
    font-size: 1.5rem;
    letter-spacing: 15px;
    margin-bottom: 40px;
    margin-left: 15px;
    /* offset the letter spacing */
    color: var(--neon-pink);
    text-shadow: 0 0 10px rgba(255, 0, 85, 0.5);
}

/* Countdown */
.countdown-wrapper {
    margin: 40px auto;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 20px 40px;
    display: inline-block;
    backdrop-filter: blur(5px);
}

.countdown-label {
    font-family: var(--font-heading);
    color: var(--neon-blue);
    margin-bottom: 10px;
    letter-spacing: 2px;
}

.countdown {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.time-box {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.time-box .num {
    font-family: var(--font-heading);
    font-size: 3rem;
    line-height: 1;
    color: white;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

.time-box .label {
    font-size: 0.7rem;
    color: #888;
    letter-spacing: 2px;
}

.hero-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 20px;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    z-index: 4;
}

.scroll-indicator span {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    letter-spacing: 2px;
    color: rgba(255, 255, 255, 0.5);
    writing-mode: vertical-rl;
}

.scroll-indicator .line {
    width: 1px;
    height: 50px;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.5), transparent);
}

/* Marquee Section */
.marquee-section {
    background: var(--neon-pink);
    padding: 15px 0;
    overflow: hidden;
    transform: rotate(-2deg) scale(1.05);
    position: relative;
    z-index: 10;
    box-shadow: 0 0 30px rgba(255, 0, 85, 0.4);
}

.marquee-content {
    display: flex;
    white-space: nowrap;
    animation: marquee-fast 10s linear infinite;
}

.marquee-content span {
    font-family: var(--font-heading);
    font-size: 2rem;
    padding: 0 20px;
    color: #000;
}

.outline-text {
    -webkit-text-stroke: 1px #000;
    color: transparent !important;
}

@keyframes marquee-fast {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* Lineup Section */
.lineup {
    background: linear-gradient(180deg, var(--bg-color) 0%, #110522 100%);
    position: relative;
}

.lineup::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(157, 0, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.headliners {
    text-align: center;
    margin-top: 60px;
}

.headliners h3 {
    color: var(--neon-blue);
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.headliners-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.artist-name {
    font-family: var(--font-heading);
    font-size: 5rem;
    line-height: 1;
    color: white;
    transition: var(--transition);
    cursor: default;
}

.artist-name:hover {
    color: var(--neon-pink);
    text-shadow: 0 0 20px var(--neon-pink);
    transform: scale(1.05);
}

.support-artists {
    text-align: center;
    margin-top: 60px;
}

.artist-group {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: #ccc;
    line-height: 1.5;
    margin-bottom: 15px;
}

.artist-group span:hover {
    color: var(--neon-blue);
    text-shadow: 0 0 10px var(--neon-blue);
}

.artist-group.small {
    font-size: 1.8rem;
    color: #888;
}

/* Visual Divider */
.visual-divider {
    height: 300px;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.overlay-color {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 240, 255, 0.2);
    mix-blend-mode: multiply;
}

.divider-content {
    position: relative;
    z-index: 2;
}

.divider-content h2 {
    font-size: 5rem;
}

/* Schedule */
.schedule-tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
    margin-top: 40px;
}

.tab-btn {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    padding: 10px 30px;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition);
}

.tab-btn.active,
.tab-btn:hover {
    border-color: var(--neon-blue);
    color: var(--neon-blue);
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.3) inset;
}

.time-slot {
    display: flex;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 20px 0;
    transition: var(--transition);
}

.time-slot:hover {
    background: rgba(255, 255, 255, 0.05);
    padding-left: 20px;
}

.time-slot.highlight {
    border-left: 4px solid var(--neon-pink);
    background: rgba(255, 0, 85, 0.05);
    padding-left: 20px;
}

.time {
    width: 150px;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    color: var(--neon-blue);
}

.stage-info h4 {
    font-size: 1.5rem;
    margin-bottom: 5px;
}

.stage-name {
    font-size: 0.8rem;
    padding: 2px 8px;
    border: 1px solid;
    font-weight: bold;
}

.main-stage {
    color: var(--neon-green);
    border-color: var(--neon-green);
}

.neon-stage {
    color: var(--neon-purple);
    border-color: var(--neon-purple);
}

/* Tickets */
.tickets-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    max-width: 900px;
    margin: 40px auto 0;
}

.ticket-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px;
    position: relative;
    transition: var(--transition);
}

.ticket-card:hover {
    border-color: var(--neon-blue);
    box-shadow: 0 0 30px rgba(0, 240, 255, 0.1);
    transform: translateY(-5px);
}

.ticket-card.vip {
    border-color: var(--neon-pink);
    background: rgba(255, 0, 85, 0.05);
}

.ticket-card.vip:hover {
    box-shadow: 0 0 30px rgba(255, 0, 85, 0.2);
}

.sold-out-badge {
    position: absolute;
    top: 15px;
    right: -15px;
    background: var(--neon-pink);
    color: white;
    font-family: var(--font-heading);
    padding: 5px 15px;
    transform: rotate(15deg);
    box-shadow: 0 0 10px var(--neon-pink);
    z-index: 2;
}

.ticket-header h3 {
    font-size: 2rem;
    margin-bottom: 5px;
}

.ticket-price {
    font-family: var(--font-heading);
    margin: 20px 0 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.ticket-price .currency {
    font-size: 1.5rem;
}

.ticket-price .amount {
    font-size: 4rem;
    color: var(--neon-blue);
}

.ticket-card.vip .ticket-price .amount {
    color: var(--neon-pink);
}

.ticket-features {
    margin-bottom: 40px;
    list-style: none;
}

.ticket-features li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
}

.ticket-features i {
    width: 20px;
    text-align: center;
}

/* Info Section */
.info {
    background: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI0MCIgaGVpZ2h0PSI0MCI+CjxwYXRoIGQ9Ik0wLDBMMDAsNDBMMDAsNDBMNDAsNDBMNDAsMEwwLDBabTIwLDIwTDIwLDIwWm0wLDBMMjAsMjAiIGZpbGw9Im5vbmUiIHN0cm9rZT0icmdiYSgyNTUsMjU1LDI1NSwwLjA1KSIgc3Ryb2tlLXdpZHRoPSIxIi8+Cjwvc3ZnPg==');
}

.location-name {
    font-size: 1.8rem;
    color: white;
    margin-bottom: 15px;
}

.transport-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.trans-item {
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 30px;
}

.trans-item i {
    font-size: 2.5rem;
    color: var(--neon-blue);
    margin-bottom: 15px;
}

/* Footer */
footer {
    background: #000;
    padding: 60px 0 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 50px;
}

.footer-brand p {
    color: #666;
    max-width: 300px;
}

.footer-links h4 {
    font-size: 1.2rem;
    color: white;
    margin-bottom: 20px;
}

.footer-links a {
    display: block;
    color: #888;
    margin-bottom: 10px;
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--neon-blue);
}

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

.social-links-footer a {
    color: white;
    font-size: 1.2rem;
    background: rgba(255, 255, 255, 0.1);
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-right: 10px;
}

.social-links-footer a:hover {
    background: var(--neon-pink);
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    color: #555;
    font-size: 0.85rem;
}

/* Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-up.animate {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 1024px) {
    .artist-name {
        font-size: 4rem;
    }

    .hero h1.glitch {
        font-size: 5rem;
    }
}

@media (max-width: 768px) {

    .nav-links,
    .social-sidebar,
    .header-container>.btn {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero {
        padding-top: 100px;
    }

    .hero h1.glitch {
        font-size: 3.5rem;
    }

    .subtitle-neon {
        font-size: 1rem;
        letter-spacing: 10px;
    }

    .countdown {
        flex-wrap: wrap;
    }

    .hero-actions {
        flex-direction: column;
    }

    .artist-name {
        font-size: 3rem;
    }

    .artist-group {
        font-size: 1.8rem;
    }

    .tickets-grid,
    .transport-info,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .visual-divider h2 {
        font-size: 3rem;
    }
}