:root {
    --bg-900: #04040a;
    --bg-800: rgba(9, 10, 22, 0.88);
    --bg-700: rgba(12, 15, 32, 0.62);
    --accent-1: #82f7ff;
    --accent-2: #ff7ce3;
    --accent-3: #6a5cff;
    --accent-4: #f7ff8e;
    --text-primary: #f5f7ff;
    --text-secondary: rgba(236, 239, 255, 0.72);
    --shadow-lg: 0 22px 70px rgba(0, 0, 0, 0.5);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "Kanit", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: radial-gradient(circle at 20% 20%, rgba(20, 28, 54, 0.72), transparent 60%),
                radial-gradient(circle at 80% 0%, rgba(68, 0, 108, 0.55), transparent 55%),
                var(--bg-900);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

.led-sky {
    position: fixed;
    inset: 0;
    overflow: hidden;
    z-index: -2;
    background: radial-gradient(circle at center, rgba(18, 22, 50, 0.9) 0, rgba(4, 5, 10, 0.7) 40%, rgba(1, 1, 3, 0.85) 100%);
}

.led-panel {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 140vmax;
    height: 140vmax;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.55;
    mix-blend-mode: screen;
    animation: rainbowSpin 24s linear infinite;
}

.led-panel--mid {
    width: 110vmax;
    height: 110vmax;
    opacity: 0.45;
    animation-duration: 31s;
    animation-direction: reverse;
}

.led-panel--back {
    width: 160vmax;
    height: 160vmax;
    opacity: 0.25;
    filter: blur(120px);
    animation-duration: 40s;
}

.led-panel--front {
    background: conic-gradient(
            from 0deg,
            rgba(129, 246, 255, 0.65),
            rgba(255, 125, 227, 0.7),
            rgba(108, 92, 255, 0.65),
            rgba(255, 244, 136, 0.72),
            rgba(129, 246, 255, 0.65)
    );
}

.led-panel--mid {
    background: conic-gradient(
            from 40deg,
            rgba(255, 125, 227, 0.5),
            rgba(129, 246, 255, 0.55),
            rgba(255, 244, 136, 0.6),
            rgba(108, 92, 255, 0.55),
            rgba(255, 125, 227, 0.5)
    );
}

.led-panel--back {
    background: conic-gradient(
            from 120deg,
            rgba(65, 24, 255, 0.4),
            rgba(15, 200, 255, 0.4),
            rgba(255, 95, 210, 0.4),
            rgba(240, 255, 125, 0.4),
            rgba(65, 24, 255, 0.4)
    );
}

@keyframes rainbowSpin {
    from {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

.site-shell {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 clamp(1.5rem, 3vw, 4rem) clamp(4rem, 5vw, 6rem);
    backdrop-filter: blur(2px);
}

.site-header {
    position: relative;
    z-index: 2;
}

.top-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: clamp(1.25rem, 3vw, 2rem) 0;
    gap: 1.5rem;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    font-family: "Orbitron", "Bebas Neue", sans-serif;
    font-size: 1rem;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    padding: 0.75rem 1.1rem;
    border-radius: 999px;
    background: rgba(10, 12, 28, 0.62);
    border: 1px solid rgba(194, 227, 255, 0.12);
    box-shadow: inset 0 0 20px rgba(129, 246, 255, 0.12), 0 18px 40px rgba(2, 4, 17, 0.6);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.brand:hover {
    transform: translateY(-2px);
    box-shadow: inset 0 0 30px rgba(129, 246, 255, 0.18), 0 20px 45px rgba(2, 4, 17, 0.7);
}

.brand img {
    width: clamp(52px, 7vw, 68px);
    height: clamp(52px, 7vw, 68px);
    object-fit: contain;
    filter: drop-shadow(0 0 18px rgba(130, 247, 255, 0.4));
}

.nav-links {
    display: flex;
    list-style: none;
    gap: clamp(1rem, 2vw, 2rem);
    padding: 0;
    margin: 0;
    font-size: 0.95rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.nav-links a {
    position: relative;
    padding: 0.35rem 0;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.nav-links a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -0.4rem;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-1), var(--accent-2));
    transition: width 0.3s ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
    color: var(--text-primary);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 48px;
    height: 48px;
    border-radius: 14px;
    border: 1px solid rgba(129, 246, 255, 0.24);
    background: rgba(7, 10, 22, 0.82);
    cursor: pointer;
    padding: 0;
    box-shadow: inset 0 0 12px rgba(129, 246, 255, 0.1);
    transition: transform 0.3s ease;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--accent-1);
    margin: 0 auto;
    border-radius: 2px;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.top-nav.is-open .nav-toggle span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.top-nav.is-open .nav-toggle span:nth-child(2) {
    opacity: 0;
}

.top-nav.is-open .nav-toggle span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

.hero {
    display: grid;
    gap: clamp(2.5rem, 4vw, 4rem);
    padding: clamp(2.5rem, 5vw, 5rem) 0 clamp(3.5rem, 6vw, 6rem);
    align-items: center;
}

.hero-copy {
    display: grid;
    gap: clamp(1rem, 3vw, 1.75rem);
}

.hero-eyebrow {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    color: rgba(236, 239, 255, 0.65);
    border-left: 3px solid rgba(129, 246, 255, 0.6);
    padding-left: 1.1rem;
}

.hero h1 {
    font-family: "Bebas Neue", sans-serif;
    font-size: clamp(3.3rem, 6vw, 4.6rem);
    letter-spacing: 0.05em;
    line-height: 1.05;
    text-transform: uppercase;
    text-shadow: 0 18px 45px rgba(2, 4, 17, 0.8);
}

.hero p {
    max-width: 52ch;
    color: var(--text-secondary);
    font-size: 1.03rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.65rem;
    padding: 0.85rem 1.8rem;
    border-radius: 999px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border: 1px solid transparent;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease, background 0.3s ease;
}

.btn--primary {
    background: linear-gradient(120deg, rgba(108, 92, 255, 0.85), rgba(255, 125, 227, 0.85));
    box-shadow: 0 15px 35px rgba(108, 92, 255, 0.45);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 18px 45px rgba(108, 92, 255, 0.55);
}

.btn--ghost {
    background: rgba(12, 15, 32, 0.6);
    border-color: rgba(129, 246, 255, 0.4);
    box-shadow: 0 12px 30px rgba(2, 4, 17, 0.6);
}

.btn--ghost:hover {
    transform: translateY(-2px);
    border-color: rgba(129, 246, 255, 0.7);
}

.hero-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.hero-pills span {
    padding: 0.55rem 1rem;
    border-radius: 999px;
    background: rgba(9, 11, 26, 0.75);
    border: 1px solid rgba(129, 246, 255, 0.25);
    font-size: 0.78rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.next-show-card {
    position: relative;
    padding: 2.5rem 2.1rem;
    border-radius: 26px;
    background: rgba(9, 12, 28, 0.75);
    border: 1px solid rgba(130, 247, 255, 0.3);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    isolation: isolate;
}

.next-show-card::before {
    content: "";
    position: absolute;
    inset: -40%;
    background: conic-gradient(
            from 0deg,
            rgba(129, 246, 255, 0.35),
            rgba(108, 92, 255, 0.45),
            rgba(255, 125, 227, 0.4),
            rgba(244, 255, 161, 0.35),
            rgba(129, 246, 255, 0.35)
    );
    filter: blur(70px);
    z-index: -2;
    animation: rainbowPulse 6s linear infinite;
}

.next-show-card::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(12, 17, 38, 0.9), rgba(5, 7, 18, 0.8));
    z-index: -1;
}

.next-show-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.75rem;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: rgba(236, 239, 255, 0.7);
    margin-bottom: 1rem;
}

.next-show-eyebrow::before {
    content: "";
    width: 24px;
    height: 1px;
    background: linear-gradient(90deg, rgba(129, 246, 255, 0.4), rgba(255, 125, 227, 0.6));
}

.next-show-city {
    display: block;
    font-size: clamp(2.1rem, 3vw, 2.8rem);
    font-family: "Bebas Neue", sans-serif;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.next-show-date {
    font-size: 1rem;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--accent-1);
}

.next-show-glow {
    position: absolute;
    inset: 20% 18%;
    border-radius: 30px;
    background: radial-gradient(circle at 50% 20%, rgba(129, 246, 255, 0.35), transparent 60%);
    filter: blur(35px);
    opacity: 0.7;
    animation: softPulse 5s ease-in-out infinite;
}

@keyframes rainbowPulse {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

@keyframes softPulse {
    0%, 100% {
        opacity: 0.65;
    }
    50% {
        opacity: 0.9;
    }
}

.agenda {
    position: relative;
    padding: clamp(4rem, 7vw, 6.5rem) 0;
}

.agenda-headline {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: clamp(1.5rem, 4vw, 3rem);
    margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.agenda-headline h2 {
    margin: 0 0 1rem;
    font-size: clamp(2.4rem, 4vw, 3.1rem);
    text-transform: uppercase;
    letter-spacing: 0.16em;
}

.agenda-headline p {
    margin: 0;
    max-width: 50ch;
    color: var(--text-secondary);
}

.agenda-highlight {
    align-self: start;
    padding: 1.75rem 2rem;
    border-radius: 22px;
    background: rgba(11, 14, 32, 0.85);
    border: 1px solid rgba(129, 246, 255, 0.3);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    display: grid;
    gap: 0.55rem;
    font-size: 0.78rem;
    box-shadow: var(--shadow-lg);
}

.agenda-highlight strong {
    font-family: "Bebas Neue", sans-serif;
    font-size: 1.8rem;
    letter-spacing: 0.2em;
}

.agenda-highlight time {
    color: var(--accent-1);
    font-size: 0.95rem;
}

.agenda-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: clamp(1.2rem, 4vw, 2rem);
}

.agenda-card {
    position: relative;
    padding: 1.9rem 1.6rem 2.1rem;
    background: rgba(8, 11, 26, 0.78);
    border-radius: 20px;
    border: 1px solid rgba(129, 246, 255, 0.18);
    box-shadow: 0 16px 38px rgba(2, 4, 17, 0.55);
    overflow: hidden;
    isolation: isolate;
}

.agenda-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at var(--cursor-x, 20%) var(--cursor-y, 20%), rgba(129, 246, 255, 0.18), transparent 55%);
    z-index: -1;
}

.agenda-card h3 {
    margin: 0.75rem 0 0.25rem;
    font-family: "Bebas Neue", sans-serif;
    font-size: 1.9rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.agenda-card time {
    font-size: 0.9rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent-1);
}

.agenda-card-tag {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.9rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 125, 227, 0.55);
    letter-spacing: 0.22em;
    font-size: 0.68rem;
    text-transform: uppercase;
    color: rgba(255, 125, 227, 0.9);
}

.agenda-card-led {
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(129, 246, 255, 0.12), transparent 35%, rgba(255, 125, 227, 0.12));
    z-index: -2;
    animation: cardGlow 7s ease-in-out infinite;
}

.agenda-card--next {
    border-color: rgba(255, 125, 227, 0.45);
    box-shadow: 0 18px 50px rgba(255, 125, 227, 0.35);
}

@keyframes cardGlow {
    0%, 100% {
        transform: translateX(-20%);
    }
    50% {
        transform: translateX(20%);
    }
}

.experience {
    padding: clamp(4rem, 6vw, 6rem) 0;
}

.experience h2 {
    margin: 0 0 clamp(2rem, 5vw, 3rem);
    font-size: clamp(2.2rem, 4.5vw, 3.1rem);
    text-transform: uppercase;
    letter-spacing: 0.16em;
}

.experience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: clamp(1.25rem, 4vw, 2rem);
}

.experience-card {
    background: rgba(8, 11, 26, 0.78);
    border: 1px solid rgba(129, 246, 255, 0.18);
    border-radius: 22px;
    padding: 2rem;
    box-shadow: 0 16px 40px rgba(2, 4, 17, 0.55);
    backdrop-filter: blur(6px);
}

.experience-card h3 {
    margin: 0 0 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 1.1rem;
}

.experience-card p {
    margin: 0;
    color: var(--text-secondary);
}

.contact {
    margin: clamp(4rem, 8vw, 6.5rem) 0 0;
    padding: clamp(3rem, 6vw, 4.5rem);
    border-radius: 28px;
    background: linear-gradient(135deg, rgba(9, 12, 28, 0.8), rgba(15, 21, 40, 0.92));
    border: 1px solid rgba(129, 246, 255, 0.2);
    box-shadow: var(--shadow-lg);
    display: grid;
    gap: clamp(1.5rem, 4vw, 2.5rem);
}

.contact-copy h2 {
    margin: 0 0 1rem;
    font-size: clamp(2.2rem, 4vw, 2.8rem);
    text-transform: uppercase;
    letter-spacing: 0.18em;
}

.contact-copy p {
    margin: 0;
    color: var(--text-secondary);
    max-width: 48ch;
}

.contact-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.site-footer {
    margin-top: clamp(3rem, 6vw, 5rem);
    text-align: center;
    color: rgba(236, 239, 255, 0.55);
    font-size: 0.85rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    padding-bottom: 2rem;
}

@media (max-width: 960px) {
    .hero {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

@media (max-width: 860px) {
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: absolute;
        top: calc(100% + 0.75rem);
        right: 0;
        background: rgba(6, 8, 20, 0.95);
        backdrop-filter: blur(14px);
        box-shadow: 0 20px 50px rgba(1, 1, 5, 0.65);
        padding: 1.5rem;
        border-radius: 18px;
        flex-direction: column;
        gap: 1rem;
        min-width: 220px;
        opacity: 0;
        pointer-events: none;
        transform: translateY(-12px);
        transition: opacity 0.3s ease, transform 0.3s ease;
    }

    .top-nav.is-open .nav-links {
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0);
    }
}

@media (max-width: 720px) {
    .agenda-headline {
        flex-direction: column;
    }

    .agenda-highlight {
        width: 100%;
    }

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

@media (max-width: 600px) {
    .site-shell {
        padding-bottom: 3.5rem;
    }

    .hero {
        padding-top: 2rem;
    }

    .hero-pills span {
        width: 100%;
        text-align: center;
    }

    .agenda-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}