:root{
  --bg:#050505;
  --surface:#0d0d0d;
  --surface-2:#151515;
  --text:#f2f2f2;
  --muted:#9a9a9a;
  --line:rgba(255,255,255,.12);
  --line-strong:rgba(255,255,255,.24);
  --accent:#ffffff;
  --shadow:0 24px 70px rgba(0,0,0,.34);
}

html[data-theme="light"]{
  --bg:#f2f1ed;
  --surface:#ffffff;
  --surface-2:#ebe9e2;
  --text:#111111;
  --muted:#6b6b67;
  --line:rgba(0,0,0,.11);
  --line-strong:rgba(0,0,0,.22);
  --accent:#111111;
  --shadow:0 24px 70px rgba(39,39,32,.10);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  min-height:100vh;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  transition:background .25s ease,color .25s ease;
}

button,a{font:inherit}
button{color:inherit}

.page-grid{
  position:fixed;
  inset:0;
  pointer-events:none;
  background-image:
    linear-gradient(var(--line) 1px,transparent 1px),
    linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:180px 180px;
  opacity:.18;
  mask-image:linear-gradient(to bottom,black,transparent 85%);
}

.page-glow{
  position:fixed;
  inset:0;
  pointer-events:none;
  background:
    radial-gradient(circle at 20% 0%,rgba(255,255,255,.07),transparent 34%),
    radial-gradient(circle at 88% 18%,rgba(255,255,255,.04),transparent 28%);
}

.topbar{
  position:sticky;
  top:0;
  z-index:20;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px;
  padding:18px clamp(20px,4vw,54px);
  border-bottom:1px solid var(--line);
  background:color-mix(in srgb,var(--bg) 88%,transparent);
  backdrop-filter:blur(18px);
}

.brand{
  display:flex;
  align-items:center;
  gap:14px;
  color:var(--text);
  text-decoration:none;
}

.brand-mark{
  display:grid;
  place-items:center;
  width:44px;
  height:44px;
  border:1px solid var(--line-strong);
  font-size:.74rem;
  letter-spacing:.14em;
}

.brand strong,.brand small{display:block}
.brand strong{font-size:.88rem;letter-spacing:.16em}
.brand small{margin-top:4px;color:var(--muted);font-size:.61rem;letter-spacing:.28em}

.theme-toggle{
  display:flex;
  align-items:center;
  gap:9px;
  padding:10px 13px;
  border:1px solid var(--line);
  background:var(--surface);
  cursor:pointer;
  font-size:.72rem;
  letter-spacing:.08em;
  transition:.2s;
}

.theme-toggle:hover{border-color:var(--line-strong);transform:translateY(-1px)}
.theme-toggle__icon{font-size:1rem}

.app-shell{
  position:relative;
  z-index:2;
  width:min(1180px,calc(100% - 32px));
  margin:0 auto;
  padding:74px 0 70px;
}

.hero{
  max-width:850px;
  margin-bottom:60px;
}

.eyebrow{
  margin:0 0 12px;
  color:var(--muted);
  font-size:.66rem;
  font-weight:700;
  letter-spacing:.30em;
}

h1,h2,h3,p{margin-top:0}
h1{
  margin-bottom:18px;
  max-width:820px;
  font-size:clamp(2.7rem,7vw,6rem);
  line-height:.94;
  letter-spacing:-.055em;
  font-weight:540;
}

.hero-copy{
  max-width:680px;
  margin-bottom:0;
  color:var(--muted);
  line-height:1.7;
}

.next-event,.concerts-section{
  border:1px solid var(--line);
  background:color-mix(in srgb,var(--surface) 92%,transparent);
  box-shadow:var(--shadow);
}

.next-event{padding:clamp(24px,4vw,44px);margin-bottom:28px}
.concerts-section{padding:clamp(22px,3.5vw,38px)}

.section-heading{
  display:flex;
  justify-content:space-between;
  gap:20px;
  align-items:flex-start;
  margin-bottom:26px;
}

.section-heading h2{
  margin:0;
  font-size:clamp(1.7rem,3vw,2.5rem);
  letter-spacing:-.035em;
  font-weight:560;
}

.status-pill{
  padding:8px 10px;
  border:1px solid var(--line-strong);
  font-size:.62rem;
  letter-spacing:.18em;
}

.next-event-card{
  display:grid;
  grid-template-columns:minmax(0,1.5fr) minmax(240px,.7fr);
  gap:24px;
}

.next-event-main{
  min-height:240px;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  padding:28px;
  border:1px solid var(--line);
  background:var(--surface-2);
}

.next-event-date{
  color:var(--muted);
  font-size:.83rem;
  letter-spacing:.12em;
}

.next-event-city{
  margin:10px 0 18px;
  font-size:clamp(2.2rem,5vw,4.8rem);
  line-height:.95;
  letter-spacing:-.05em;
}

.next-event-meta{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}

.meta-chip{
  padding:9px 11px;
  border:1px solid var(--line);
  background:var(--surface);
  color:var(--muted);
  font-size:.75rem;
}

.next-event-side{
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  gap:16px;
  padding:24px;
  border:1px solid var(--line);
}

.next-event-side p{color:var(--muted);line-height:1.6}
.primary-btn,.secondary-btn{
  display:inline-flex;
  justify-content:center;
  align-items:center;
  min-height:46px;
  padding:12px 18px;
  border:1px solid var(--line-strong);
  text-decoration:none;
  cursor:pointer;
  transition:.2s;
}

.primary-btn{
  background:var(--text);
  color:var(--bg);
}

.secondary-btn{
  background:transparent;
  color:var(--text);
}

.primary-btn:hover,.secondary-btn:hover{transform:translateY(-2px)}

.concerts-heading{align-items:end}
.filters{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}

.filter-btn{
  padding:9px 12px;
  border:1px solid var(--line);
  background:transparent;
  cursor:pointer;
  color:var(--muted);
  font-size:.68rem;
  letter-spacing:.10em;
}

.filter-btn.active{
  background:var(--text);
  color:var(--bg);
  border-color:var(--text);
}

.concert-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px;
}

.concert-card{
  position:relative;
  min-height:240px;
  padding:24px;
  border:1px solid var(--line);
  background:var(--surface);
  cursor:pointer;
  overflow:hidden;
  transition:.2s;
}

.concert-card:hover{
  transform:translateY(-3px);
  border-color:var(--line-strong);
}

.concert-card::after{
  content:"";
  position:absolute;
  width:150px;
  height:150px;
  right:-65px;
  bottom:-65px;
  border:1px solid var(--line);
  transform:rotate(45deg);
}

.concert-card.past{opacity:.56}
.concert-card__top{display:flex;justify-content:space-between;gap:14px}
.concert-card__date{color:var(--muted);font-size:.76rem;letter-spacing:.12em}
.concert-card__tag{font-size:.59rem;letter-spacing:.14em;color:var(--muted)}
.concert-card h3{
  margin:34px 0 8px;
  font-size:clamp(1.5rem,3vw,2.5rem);
  line-height:1;
  letter-spacing:-.04em;
}
.concert-card__event{color:var(--muted);line-height:1.5}
.concert-card__times{
  position:absolute;
  left:24px;
  bottom:22px;
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  max-width:calc(100% - 48px);
}

.empty-state{padding:32px 0;color:var(--muted);text-align:center}
.hidden{display:none!important}

.footer{
  position:relative;
  z-index:2;
  display:flex;
  justify-content:space-between;
  gap:16px;
  padding:24px clamp(20px,4vw,54px);
  border-top:1px solid var(--line);
  color:var(--muted);
  font-size:.62rem;
  letter-spacing:.16em;
}

.concert-dialog{
  width:min(660px,calc(100% - 28px));
  max-height:88vh;
  padding:0;
  color:var(--text);
  border:1px solid var(--line-strong);
  background:var(--surface);
  box-shadow:var(--shadow);
}

.concert-dialog::backdrop{
  background:rgba(0,0,0,.72);
  backdrop-filter:blur(8px);
}

.dialog-close{
  position:absolute;
  top:14px;
  right:14px;
  z-index:2;
  width:38px;
  height:38px;
  border:1px solid var(--line);
  background:var(--surface);
  cursor:pointer;
  font-size:1.3rem;
}

.dialog-body{padding:34px}
.dialog-body h2{
  margin:10px 50px 8px 0;
  font-size:clamp(2rem,5vw,3.8rem);
  letter-spacing:-.05em;
}
.dialog-subtitle{color:var(--muted);line-height:1.6}
.detail-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:10px;
  margin:26px 0;
}
.detail-item{
  padding:15px;
  border:1px solid var(--line);
}
.detail-item small{
  display:block;
  margin-bottom:7px;
  color:var(--muted);
  font-size:.61rem;
  letter-spacing:.15em;
}
.dialog-notes{
  padding:18px;
  border:1px solid var(--line);
  color:var(--muted);
  line-height:1.65;
}
.dialog-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}

@media (max-width:760px){
  .topbar{padding:14px 16px}
  .theme-toggle span:last-child{display:none}
  .app-shell{width:min(100% - 22px,1180px);padding-top:48px}
  .hero{margin-bottom:36px}
  .next-event-card{grid-template-columns:1fr}
  .next-event-main{min-height:210px;padding:22px}
  .concerts-heading{align-items:flex-start;flex-direction:column}
  .filters{justify-content:flex-start}
  .concert-grid{grid-template-columns:1fr}
  .footer{flex-direction:column}
  .detail-grid{grid-template-columns:1fr}
}