/* ============================================================
   VOLTAGE — TOKYO BAYSIDE ROCK FESTIVAL
   Black × Neon design system
   ============================================================ */

:root {
  /* Palette */
  --bg:        #08080b;
  --bg-2:      #0e0e13;
  --bg-3:      #14141b;
  --ink:       #f4f4f7;
  --ink-dim:   #9a9aa6;
  --ink-faint: #565662;
  --line:      rgba(255,255,255,.10);

  --cyan:      #28f0ff;
  --cyan-deep: #00b8c9;
  --mag:       #ff2e88;
  --mag-deep:  #c70f5d;
  --acid:      #d8ff36;

  --glow-cyan: 0 0 18px rgba(40,240,255,.55), 0 0 44px rgba(40,240,255,.28);
  --glow-mag:  0 0 18px rgba(255,46,136,.55), 0 0 44px rgba(255,46,136,.28);

  /* Type */
  --display: "Anton", system-ui, sans-serif;
  --jp:      "Zen Kaku Gothic New", system-ui, sans-serif;
  --mono:    "Space Mono", ui-monospace, monospace;

  --ease: cubic-bezier(.22,.61,.36,1);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--jp);
  font-weight: 400;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  cursor: none;
}

@media (hover: none) { body { cursor: auto; } }

::selection { background: var(--mag); color: #fff; }

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

/* ---------- Grain + scanlines overlay ---------- */
.fx-grain, .fx-scan {
  position: fixed; inset: 0; pointer-events: none; z-index: 9000;
}
.fx-grain {
  opacity: .055; mix-blend-mode: screen;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain .5s steps(2) infinite;
}
.fx-scan {
  opacity: .35; mix-blend-mode: overlay;
  background: repeating-linear-gradient(180deg, rgba(255,255,255,.035) 0 1px, transparent 1px 3px);
}
@keyframes grain {
  0%,100% { transform: translate(0,0); }
  50%     { transform: translate(-6px,4px); }
}

/* ---------- Custom cursor ---------- */
.cursor {
  position: fixed; top: 0; left: 0; z-index: 9999; pointer-events: none;
  width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid var(--cyan);
  transform: translate(-50%,-50%);
  transition: width .25s var(--ease), height .25s var(--ease),
              background .25s var(--ease), border-color .25s var(--ease);
  mix-blend-mode: difference;
}
.cursor::after {
  content: ""; position: absolute; inset: 0; margin: auto;
  width: 4px; height: 4px; border-radius: 50%; background: var(--cyan);
}
.cursor.hot { width: 64px; height: 64px; border-color: var(--mag); background: rgba(255,46,136,.10); }
.cursor.hot::after { background: var(--mag); }

/* ============================================================
   Layout
   ============================================================ */
.wrap { width: min(1280px, 90vw); margin-inline: auto; }

section { position: relative; }

.eyebrow {
  font-family: var(--mono);
  font-size: 12px; letter-spacing: .32em; text-transform: uppercase;
  color: var(--cyan); display: inline-flex; align-items: center; gap: 10px;
}
.eyebrow::before {
  content: ""; width: 26px; height: 1px; background: var(--cyan);
  box-shadow: var(--glow-cyan);
}

/* ============================================================
   Nav
   ============================================================ */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 800;
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px clamp(20px,5vw,56px);
  transition: background .4s var(--ease), padding .4s var(--ease), border-color .4s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(8,8,11,.72); backdrop-filter: blur(14px);
  padding-block: 14px; border-bottom-color: var(--line);
}
.brand {
  font-family: var(--display); font-size: 26px; letter-spacing: .06em;
  display: flex; align-items: center; gap: 9px;
}
.brand .bolt { color: var(--cyan); text-shadow: var(--glow-cyan); }
.nav-links { display: flex; align-items: center; gap: 34px; }
.nav-links a.lnk {
  font-family: var(--mono); font-size: 12px; letter-spacing: .18em;
  text-transform: uppercase; color: var(--ink-dim);
  position: relative; transition: color .3s;
}
.nav-links a.lnk::after {
  content: ""; position: absolute; left: 0; bottom: -6px; height: 1px; width: 0;
  background: var(--cyan); box-shadow: var(--glow-cyan); transition: width .3s var(--ease);
}
.nav-links a.lnk:hover { color: var(--ink); }
.nav-links a.lnk:hover::after { width: 100%; }

.btn {
  --c: var(--cyan);
  font-family: var(--mono); font-size: 12px; letter-spacing: .2em; text-transform: uppercase;
  font-weight: 700; color: var(--bg); background: var(--c);
  padding: 12px 22px; border: none; border-radius: 2px; display: inline-flex; gap: 8px;
  align-items: center; cursor: none; position: relative; overflow: hidden;
  transition: transform .25s var(--ease), box-shadow .3s;
  box-shadow: var(--glow-cyan);
}
.btn.mag { --c: var(--mag); box-shadow: var(--glow-mag); }
.btn:hover { transform: translateY(-2px); }
.btn::before {
  content: ""; position: absolute; inset: 0; background: #fff; opacity: 0;
  transition: opacity .25s;
}
.btn:hover::before { opacity: .18; }

@media (max-width: 760px) {
  .nav-links { gap: 16px; }
  .nav-links .lnk { display: none; }
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
  min-height: 100svh; display: flex; flex-direction: column; justify-content: center;
  padding: 130px clamp(20px,5vw,56px) 60px; overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.glow {
  position: absolute; border-radius: 50%; filter: blur(90px); opacity: .55;
  will-change: transform;
}
.glow.g1 { width: 52vw; height: 52vw; left: -12vw; top: -10vw;
  background: radial-gradient(circle, rgba(255,46,136,.9), transparent 62%); }
.glow.g2 { width: 46vw; height: 46vw; right: -10vw; bottom: -14vw;
  background: radial-gradient(circle, rgba(40,240,255,.85), transparent 62%); }
.grid-floor {
  position: absolute; inset: 40% -20% -20% -20%; z-index: 0;
  background-image:
    linear-gradient(rgba(40,240,255,.18) 1px, transparent 1px),
    linear-gradient(90deg, rgba(40,240,255,.10) 1px, transparent 1px);
  background-size: 64px 64px;
  transform: perspective(420px) rotateX(64deg);
  mask-image: linear-gradient(transparent, #000 70%);
  -webkit-mask-image: linear-gradient(transparent, #000 70%);
  opacity: .5;
}

.hero-inner { position: relative; z-index: 2; }
.hero-top {
  display: flex; flex-wrap: wrap; gap: 14px 28px; align-items: baseline;
  font-family: var(--mono); font-size: 13px; letter-spacing: .22em; text-transform: uppercase;
  color: var(--ink-dim); margin-bottom: 26px;
}
.hero-top .dot { color: var(--mag); }

.mega {
  font-family: var(--display); font-weight: 400; line-height: .82;
  letter-spacing: -.01em; text-transform: uppercase;
  font-size: clamp(76px, 19vw, 280px);
  position: relative;
}
.mega .stroke {
  color: transparent; -webkit-text-stroke: 1.5px var(--ink-dim);
}
.mega .fill {
  color: var(--ink);
  text-shadow: 0 0 2px rgba(255,255,255,.2);
}
.mega .neon {
  color: var(--cyan);
  text-shadow: var(--glow-cyan);
  animation: flicker 5s infinite;
}
@keyframes flicker {
  0%, 18%, 22%, 25%, 53%, 57%, 100% { opacity: 1; text-shadow: var(--glow-cyan); }
  20%, 24%, 55% { opacity: .55; text-shadow: none; }
}

.hero-sub {
  display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between;
  gap: 24px; margin-top: 34px;
}
.hero-sub .jp-tag {
  font-family: var(--jp); font-weight: 900; font-size: clamp(18px,2.4vw,30px);
  line-height: 1.3; max-width: 22ch;
}
.hero-sub .jp-tag b { color: var(--mag); text-shadow: var(--glow-mag); }
.hero-meta { text-align: right; }
.hero-meta .date {
  font-family: var(--display); font-size: clamp(26px,4vw,52px); line-height: 1;
  letter-spacing: .02em;
}
.hero-meta .venue {
  font-family: var(--mono); font-size: 12px; letter-spacing: .2em; text-transform: uppercase;
  color: var(--ink-dim); margin-top: 10px;
}
.hero-cta { display: flex; gap: 16px; margin-top: 40px; flex-wrap: wrap; align-items: center; }

.scroll-cue {
  position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%);
  font-family: var(--mono); font-size: 10px; letter-spacing: .3em; text-transform: uppercase;
  color: var(--ink-faint); display: flex; flex-direction: column; align-items: center; gap: 10px; z-index: 3;
}
.scroll-cue .bar { width: 1px; height: 46px; background: linear-gradient(var(--cyan), transparent); position: relative; overflow: hidden; }
.scroll-cue .bar::after { content:""; position:absolute; top:0; left:0; width:100%; height:40%;
  background: var(--cyan); box-shadow: var(--glow-cyan); animation: cue 2s var(--ease) infinite; }
@keyframes cue { 0%{transform:translateY(-100%)} 100%{transform:translateY(260%)} }

/* ============================================================
   Marquee ticker
   ============================================================ */
.ticker {
  border-block: 1px solid var(--line); background: var(--bg-2);
  padding: 18px 0; overflow: hidden; white-space: nowrap;
}
.ticker.alt { background: var(--bg); }
.ticker-track { display: inline-flex; gap: 0; will-change: transform; }
.ticker-track span {
  font-family: var(--display); font-size: clamp(28px,4vw,52px); letter-spacing: .04em;
  text-transform: uppercase; color: var(--ink); display: inline-flex; align-items: center;
}
.ticker-track span::after {
  content: "✦"; color: var(--mag); font-size: .42em; margin: 0 .55em; transform: translateY(-.2em);
  -webkit-text-stroke: 0;
}
.ticker-track span.ghost { color: transparent; -webkit-text-stroke: 1px var(--ink-faint); }
@keyframes scrollx { from{transform:translateX(0)} to{transform:translateX(-50%)} }

/* ============================================================
   Section heading
   ============================================================ */
.sec { padding: clamp(80px,12vh,160px) 0; }
.sec-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; flex-wrap: wrap; margin-bottom: 56px; }
.sec-title {
  font-family: var(--display); text-transform: uppercase; line-height: .9;
  font-size: clamp(44px,8vw,120px); letter-spacing: -.005em;
}
.sec-title em { font-style: normal; color: transparent; -webkit-text-stroke: 1.4px var(--cyan); text-shadow: 0 0 30px rgba(40,240,255,.3); }
.sec-num { font-family: var(--mono); font-size: 13px; letter-spacing: .25em; color: var(--ink-faint); }

/* ============================================================
   Tickets
   ============================================================ */
.tix-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
@media (max-width: 900px){ .tix-grid{ grid-template-columns:1fr; } }

.tix {
  position: relative; background: var(--bg-2); border: 1px solid var(--line);
  padding: 34px 30px 30px; display: flex; flex-direction: column; gap: 22px;
  overflow: hidden; transition: transform .4s var(--ease), border-color .4s, background .4s;
}
.tix::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: var(--cyan); box-shadow: var(--glow-cyan);
  transform: scaleY(0); transform-origin: top; transition: transform .5s var(--ease);
}
.tix:hover { transform: translateY(-8px); border-color: rgba(40,240,255,.4); background: var(--bg-3); }
.tix:hover::before { transform: scaleY(1); }
.tix.feat { border-color: rgba(255,46,136,.45); background: linear-gradient(180deg, rgba(255,46,136,.07), var(--bg-2)); }
.tix.feat::before { background: var(--mag); box-shadow: var(--glow-mag); transform: scaleY(1); }
.tix .badge {
  position: absolute; top: 18px; right: 18px; font-family: var(--mono); font-size: 10px;
  letter-spacing: .2em; text-transform: uppercase; color: var(--mag); border: 1px solid var(--mag);
  padding: 4px 9px; border-radius: 2px;
}
.tix .t-name { font-family: var(--mono); font-size: 13px; letter-spacing: .22em; text-transform: uppercase; color: var(--ink-dim); }
.tix .t-jp { font-family: var(--jp); font-weight: 900; font-size: 24px; margin-top: -8px; }
.tix .t-price { font-family: var(--display); font-size: clamp(48px,5vw,68px); line-height: .9; }
.tix .t-price small { font-size: .34em; color: var(--ink-dim); font-family: var(--mono); letter-spacing: .1em; }
.tix .t-list { display: flex; flex-direction: column; gap: 11px; border-top: 1px solid var(--line); padding-top: 20px; }
.tix .t-list li { list-style: none; display: flex; gap: 11px; font-size: 14px; color: var(--ink-dim); }
.tix .t-list li b { color: var(--cyan); font-family: var(--mono); }
.tix .t-list li.off { opacity: .4; text-decoration: line-through; }
.tix .t-cta { margin-top: auto; }
.tix .t-cta .btn { width: 100%; justify-content: center; }

.tix-note { font-family: var(--mono); font-size: 12px; color: var(--ink-faint); letter-spacing: .1em; margin-top: 26px; text-align: center; }

/* ============================================================
   Access
   ============================================================ */
.access-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 28px; }
@media (max-width: 900px){ .access-grid{ grid-template-columns:1fr; } }

.map-card {
  position: relative; min-height: 460px; border: 1px solid var(--line); overflow: hidden;
  background: var(--bg-2);
}
.map-card .map-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(40,240,255,.10) 1px, transparent 1px),
    linear-gradient(90deg, rgba(40,240,255,.10) 1px, transparent 1px);
  background-size: 40px 40px;
}
.map-card .water {
  position: absolute; inset: auto -10% -10% -10%; height: 55%;
  background: linear-gradient(180deg, rgba(40,240,255,.05), rgba(40,240,255,.14));
  border-top: 1px dashed rgba(40,240,255,.35);
}
.map-card .road { position: absolute; background: rgba(255,255,255,.06); }
.map-card .r1 { left: 0; right: 0; top: 38%; height: 14px; }
.map-card .r2 { top: 0; bottom: 0; left: 56%; width: 14px; }
.pin {
  position: absolute; left: 56%; top: 38%; transform: translate(-50%,-50%); z-index: 3;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.pin .ring { width: 20px; height: 20px; border-radius: 50%; background: var(--mag);
  box-shadow: var(--glow-mag); position: relative; }
.pin .ring::after { content:""; position:absolute; inset:-10px; border:1px solid var(--mag); border-radius:50%;
  animation: ping 2.2s var(--ease) infinite; }
@keyframes ping { 0%{transform:scale(.6);opacity:1} 100%{transform:scale(2.4);opacity:0} }
.pin .lbl { font-family: var(--mono); font-size: 11px; letter-spacing: .18em; text-transform: uppercase;
  background: var(--bg); border: 1px solid var(--mag); padding: 5px 10px; white-space: nowrap; }
.map-station { position: absolute; z-index: 3; display: flex; align-items: center; gap: 7px;
  font-family: var(--mono); font-size: 10px; letter-spacing: .14em; color: var(--cyan); }
.map-station .d { width: 8px; height: 8px; border-radius: 50%; border: 2px solid var(--cyan); background: var(--bg); }
.map-station.s1 { left: 14%; top: 22%; }
.map-station.s2 { right: 12%; bottom: 30%; }

.access-info { display: flex; flex-direction: column; gap: 0; }
.acc-row { border-top: 1px solid var(--line); padding: 22px 4px; display: flex; gap: 20px; align-items: flex-start; }
.acc-row:last-child { border-bottom: 1px solid var(--line); }
.acc-row .ic { font-family: var(--mono); font-size: 11px; color: var(--cyan); letter-spacing: .2em; min-width: 64px; padding-top: 4px; }
.acc-row .body h4 { font-family: var(--jp); font-weight: 900; font-size: 18px; }
.acc-row .body p { font-size: 14px; color: var(--ink-dim); margin-top: 4px; }
.acc-row .body .mins { font-family: var(--mono); color: var(--cyan); }

/* ============================================================
   Footer
   ============================================================ */
.footer { border-top: 1px solid var(--line); padding: 70px clamp(20px,5vw,56px) 40px; background: var(--bg-2); }
.foot-mega { font-family: var(--display); font-size: clamp(54px,15vw,200px); line-height: .82; text-transform: uppercase;
  color: transparent; -webkit-text-stroke: 1.4px var(--ink-faint); letter-spacing: -.01em; }
.foot-mega .b { -webkit-text-stroke: 0; color: var(--cyan); text-shadow: var(--glow-cyan); }
.foot-bar { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap;
  margin-top: 40px; padding-top: 26px; border-top: 1px solid var(--line); }
.foot-soc { display: flex; gap: 22px; }
.foot-soc a { font-family: var(--mono); font-size: 12px; letter-spacing: .2em; text-transform: uppercase; color: var(--ink-dim); transition: color .3s; }
.foot-soc a:hover { color: var(--cyan); }
.foot-copy { font-family: var(--mono); font-size: 11px; color: var(--ink-faint); letter-spacing: .14em; }

/* ============================================================
   Reveal animations
   ============================================================ */
[data-reveal] { opacity: 0; transform: translateY(38px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
[data-reveal].in { opacity: 1; transform: none; }
[data-reveal][data-d="1"] { transition-delay: .08s; }
[data-reveal][data-d="2"] { transition-delay: .16s; }
[data-reveal][data-d="3"] { transition-delay: .24s; }

.split-line { display: block; overflow: hidden; }
.split-line > span { display: block; transform: translateY(110%); transition: transform 1s var(--ease); }
.split-line.in > span { transform: none; }
.split-line.d1 > span { transition-delay: .09s; }
.split-line.d2 > span { transition-delay: .18s; }
.split-line.d3 > span { transition-delay: .27s; }