:root {
  color-scheme: dark;
  font-family: "Segoe UI", Arial, sans-serif;
  color: #f8f9ff;
  background: #050715;
  --accent: #8c7cff;
  --accent-2: #d6d0ff;
  --panel: rgba(12, 16, 43, 0.93);
  --good: #58efad;
  --bad: #ff6c88;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
button, a { font: inherit; }

body {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background-color: #050715;
  background-image: url("assets/event-background-1920x1080.jpg");
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  background-attachment: fixed;
}

body[data-zone="roots"] { --accent: #e7a83d; --accent-2: #ffe0a4; --panel: rgba(34, 24, 14, .88); }
body[data-zone="smart"] { --accent: #ffc928; --accent-2: #65e8ff; --panel: rgba(8, 18, 54, .88); }
body[data-zone="music"] { --accent: #ff4bc7; --accent-2: #70e7ff; --panel: rgba(28, 10, 42, .88); }
body[data-zone="love"] { --accent: #ff637d; --accent-2: #ffd0d9; --panel: rgba(45, 11, 26, .88); }
body[data-zone="voyo"] { --accent: #35d4ff; --accent-2: #a7f0ff; --panel: rgba(4, 27, 47, .88); }

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at 50% 28%, color-mix(in srgb, var(--accent) 10%, transparent), transparent 34rem);
}

.app-shell {
  position: relative;
  width: min(1428px, calc(100% - 64px));
  min-height: 100vh;
  margin: 0 auto;
  padding: 52px 0 34px;
  display: grid;
  align-content: start;
  gap: 38px;
}

.brand-bar { display: flex; align-items: end; justify-content: space-between; gap: 24px; }
.brand-eyebrow { color: var(--accent-2); font-size: .72rem; font-weight: 900; letter-spacing: .32em; }
.brand-copy h1 { margin: 7px 0 0; color: var(--accent); font-size: clamp(2.25rem, 5vw, 5rem); line-height: .95; letter-spacing: .045em; }
.brand-copy p { margin: 8px 0 0; color: #b9c2df; font-size: 1.1rem; }
.brand-actions { position: relative; width: 228px; display: flex; align-items: center; gap: 14px; }
.language-switch { display: flex; padding: 4px; border: 1px solid rgba(255,255,255,.2); border-radius: 999px; background: rgba(3,6,20,.48); }
.language-switch button { min-width: 46px; padding: 9px 12px; border: 0; border-radius: 999px; color: #adb6d0; background: transparent; cursor: pointer; font-size: .82rem; font-weight: 950; letter-spacing: .06em; }
.language-switch button[aria-pressed="true"] { color: #15182c; background: var(--accent-2); box-shadow: 0 0 16px color-mix(in srgb, var(--accent-2) 35%, transparent); }
.brand-mark {
  position: absolute;
  left: 234px;
  width: 112px;
  height: 112px;
  object-fit: contain;
  flex: 0 0 auto;
}

.panel {
  position: relative;
  overflow: hidden;
  min-height: 726px;
  padding: clamp(30px, 5vw, 58px);
  border: 1px solid color-mix(in srgb, var(--accent) 45%, transparent);
  border-radius: 30px;
  background: linear-gradient(145deg, color-mix(in srgb, var(--accent) 10%, var(--panel)), var(--panel));
  backdrop-filter: blur(3px);
  box-shadow: 0 26px 80px rgba(0,0,0,.52), inset 0 1px rgba(255,255,255,.07);
}
.panel::after {
  content: "";
  position: absolute;
  right: -110px;
  bottom: -170px;
  width: 380px;
  height: 380px;
  border: 1px solid color-mix(in srgb, var(--accent) 24%, transparent);
  border-radius: 50%;
  box-shadow: 0 0 0 45px color-mix(in srgb, var(--accent) 3%, transparent), 0 0 0 90px color-mix(in srgb, var(--accent) 2%, transparent);
  pointer-events: none;
}
.panel--activity { padding-top: 30px; }
.screen { display: none; text-align: center; }
.screen--active { display: block; animation: appear 320ms ease-out; }
@keyframes appear { from { opacity: 0; transform: translateY(9px) scale(.992); } to { opacity: 1; transform: none; } }

.hero-icon {
  width: 108px;
  height: 108px;
  margin: 0 auto 22px;
  display: grid;
  place-items: center;
  border: 2px solid var(--accent);
  border-radius: 50%;
  color: var(--accent);
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 22%, #10152e), #090c20 72%);
  box-shadow: 0 0 0 11px color-mix(in srgb, var(--accent) 7%, transparent), 0 0 45px color-mix(in srgb, var(--accent) 30%, transparent);
  font-size: 3.35rem;
  font-weight: 900;
}
.hero-icon--success { color: var(--good); border-color: var(--good); }
.hero-icon--retry { color: var(--accent-2); border-color: var(--accent-2); }
.kicker { margin: 0 0 9px; color: var(--accent); font-size: .82rem; font-weight: 900; letter-spacing: .18em; text-transform: uppercase; }
.panel h2 { margin: 0 auto 18px; max-width: 850px; font-size: clamp(1.9rem, 4vw, 3.25rem); }
.lead { max-width: 720px; margin: 0 auto 30px; color: #c3cbe1; font-size: clamp(1rem, 2vw, 1.24rem); line-height: 1.5; }

.primary-button, .secondary-button {
  position: relative;
  z-index: 2;
  min-width: 225px;
  padding: 17px 28px;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 900;
  letter-spacing: .08em;
  transition: transform 140ms ease, filter 140ms ease;
}
.primary-button { border: 0; color: #11162e; background: linear-gradient(90deg, var(--accent-2), var(--accent)); }
.secondary-button { border: 1px solid rgba(255,255,255,.35); color: white; background: transparent; }
.primary-button:hover, .secondary-button:hover { transform: translateY(-2px); filter: brightness(1.08); }
.primary-button:active, .secondary-button:active { transform: scale(.98); }

.waiting { display: inline-flex; align-items: center; gap: 12px; padding: 14px 22px; border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent); border-radius: 999px; color: var(--accent-2); background: color-mix(in srgb, var(--accent) 9%, transparent); font-weight: 800; }
.waiting > span:first-child { width: 11px; height: 11px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 14px var(--accent); animation: pulse 1.2s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .35; transform: scale(.78); } }

.activity-head { display: flex; justify-content: space-between; align-items: center; gap: 20px; color: #b9c3df; font-weight: 800; }
.activity-progress { display: flex; gap: 8px; }
.progress-dot { width: 42px; height: 6px; border-radius: 999px; background: rgba(255,255,255,.14); }
.progress-dot--active, .progress-dot--done { background: var(--accent); box-shadow: 0 0 14px color-mix(in srgb, var(--accent) 55%, transparent); }
.activity-root { position: relative; z-index: 1; min-height: 425px; padding-top: 25px; }
.feedback { position: relative; z-index: 2; min-height: 28px; margin: 10px 0 0; color: #d7dded; font-weight: 800; }
.feedback--good { color: var(--good); }
.feedback--bad { color: var(--bad); }

.quiz-answers { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; max-width: 900px; margin: 0 auto; }
.quiz-answer { min-height: 82px; display: flex; align-items: center; padding: 16px 20px; border: 1px solid rgba(255,255,255,.2); border-radius: 17px; color: white; background: rgba(4,9,31,.72); cursor: pointer; text-align: left; font-size: 1.04rem; font-weight: 750; }
.quiz-answer:hover { border-color: var(--accent-2); transform: translateY(-2px); }
.quiz-answer:disabled { cursor: default; transform: none; }
.quiz-answer--correct { border-color: var(--good); background: rgba(28,111,78,.78); }
.quiz-answer--wrong { border-color: var(--bad); background: rgba(111,28,55,.78); }
.quiz-letter { flex: 0 0 auto; width: 34px; height: 34px; margin-right: 12px; display: grid; place-items: center; border-radius: 50%; color: #15182c; background: var(--accent); font-weight: 950; }

.activity-title { margin: 0 0 22px; font-size: clamp(1.65rem, 3vw, 2.5rem); }
.clue-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; max-width: 850px; margin: 0 auto 25px; }
.clue { min-height: 72px; display: flex; align-items: center; gap: 14px; padding: 16px 18px; border: 1px solid color-mix(in srgb, var(--accent) 38%, transparent); border-radius: 16px; background: rgba(4,7,24,.5); text-align: left; }
.clue span { flex: 0 0 auto; width: 32px; height: 32px; display: grid; place-items: center; border-radius: 50%; color: #14182e; background: var(--accent); font-weight: 900; }
.clue--reveal { grid-column: 1 / -1; border-color: var(--bad); animation: appear 250ms ease-out; }
.suspects { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; max-width: 850px; margin: 0 auto; }
.suspect { min-height: 145px; padding: 18px; border: 1px solid rgba(255,255,255,.18); border-radius: 20px; color: white; background: rgba(5,8,25,.72); cursor: pointer; }
.suspect:hover { border-color: var(--accent); transform: translateY(-2px); }
.suspect:disabled { cursor: default; opacity: .42; transform: none; }
.suspect__portrait { width: 62px; height: 62px; margin: 0 auto 10px; display: grid; place-items: center; border-radius: 50%; color: #17192c; background: linear-gradient(145deg, var(--accent-2), var(--accent)); font-size: 1.6rem; font-weight: 900; }
.suspect strong { display: block; font-size: 1.14rem; }

.sequence-slots, .sequence-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; max-width: 860px; margin: 0 auto; }
.sequence-slots { margin-bottom: 18px; }
.sequence-slot { min-height: 76px; display: grid; place-items: center; border: 1px dashed color-mix(in srgb, var(--accent) 55%, transparent); border-radius: 16px; color: #8791ae; background: rgba(0,0,0,.14); font-weight: 900; }
.sequence-slot--filled { border-style: solid; color: #15182a; background: var(--accent-2); }
.sequence-card { min-height: 90px; border: 1px solid rgba(255,255,255,.2); border-radius: 17px; color: white; background: rgba(3,6,22,.7); cursor: pointer; font-size: 1.08rem; font-weight: 850; }
.sequence-card:hover { border-color: var(--accent); }
.sequence-card:disabled { opacity: .28; cursor: default; }
.sequence-icon { margin-bottom: 8px; font-size: 2.25rem; }

.music-stage { position: relative; height: 330px; overflow: hidden; max-width: 820px; margin: 0 auto; border: 1px solid rgba(255,255,255,.16); border-radius: 22px; background: linear-gradient(#090a22, #19103b); }
.music-lanes { position: absolute; inset: 0; display: grid; grid-template-columns: repeat(4, 1fr); }
.music-lane { border-left: 1px solid rgba(255,255,255,.12); }
.music-lane:first-child { border-left: 0; }
.hit-line { position: absolute; left: 0; right: 0; bottom: 17%; height: 4px; background: white; box-shadow: 0 0 18px white; }
.falling-note { position: absolute; top: 0; width: 34px; height: 34px; display: grid; place-items: center; border: 3px solid white; border-radius: 50%; color: #11152c; background: var(--note-color); box-shadow: 0 0 18px var(--note-color); font-weight: 900; will-change: transform; }
.falling-note--hit { opacity: 0; transform: scale(1.7) !important; transition: opacity 180ms ease, transform 180ms ease; }
.lane-buttons { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; max-width: 820px; margin: 12px auto 0; }
.lane-button { min-height: 70px; border: 0; border-radius: 15px; color: #11152c; background: var(--lane-color); cursor: pointer; font-size: 1.45rem; font-weight: 900; box-shadow: inset 0 -5px rgba(0,0,0,.18); }
.lane-button:active, .lane-button--flash { transform: translateY(3px); filter: brightness(1.28); }
.music-score { display: flex; justify-content: center; gap: 28px; margin: 0 0 12px; color: #cbd2e7; font-weight: 850; }
.countdown { position: absolute; inset: 0; display: grid; place-items: center; z-index: 5; background: rgba(5,7,23,.74); font-size: 5rem; font-weight: 950; }

.choice-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; max-width: 850px; margin: 0 auto; }
.choice-card { min-height: 105px; display: flex; align-items: center; gap: 18px; padding: 18px 22px; border: 1px solid rgba(255,255,255,.2); border-radius: 18px; color: white; background: rgba(4,7,24,.62); cursor: pointer; text-align: left; font-size: 1.08rem; font-weight: 850; }
.choice-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.choice-icon { flex: 0 0 auto; width: 54px; height: 54px; display: grid; place-items: center; border-radius: 50%; color: #2b1019; background: var(--accent-2); font-size: 1.55rem; }
.love-result { max-width: 720px; margin: 20px auto 0; padding: 28px; border: 1px solid color-mix(in srgb, var(--accent) 55%, transparent); border-radius: 22px; background: color-mix(in srgb, var(--accent) 10%, transparent); }
.love-rose { font-size: 4.5rem; color: var(--accent); text-shadow: 0 0 25px var(--accent); }

.approval-note { max-width: 860px; margin: 0 auto 14px; padding: 9px 14px; border: 1px solid rgba(255,210,91,.38); border-radius: 10px; color: #ffe09a; background: rgba(93,65,0,.2); font-size: .72rem; font-weight: 900; letter-spacing: .08em; }
.content-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 13px; max-width: 940px; margin: 0 auto; }
.content-card { overflow: hidden; padding: 0; border: 1px solid rgba(255,255,255,.18); border-radius: 18px; color: white; background: rgba(3,9,23,.8); cursor: pointer; text-align: left; }
.content-card:hover { border-color: var(--accent); transform: translateY(-3px); }
.content-art { min-height: 118px; display: grid; place-items: center; color: rgba(255,255,255,.78); background: linear-gradient(145deg, color-mix(in srgb, var(--accent) 42%, #142039), #10162a); font-size: 1.25rem; font-weight: 950; letter-spacing: .08em; }
.content-copy { padding: 15px; }
.content-copy small { display: block; margin-bottom: 5px; color: var(--accent-2); font-weight: 900; letter-spacing: .1em; }
.content-copy strong { display: block; }

.result-callout { max-width: 570px; margin: 24px auto 18px; padding: 21px; border: 1px solid color-mix(in srgb, var(--good) 50%, transparent); border-radius: 18px; background: color-mix(in srgb, var(--good) 12%, transparent); }
.result-callout span { display: block; margin-bottom: 6px; color: var(--good); font-size: .8rem; font-weight: 900; letter-spacing: .2em; }
.result-callout strong { font-size: clamp(1.25rem, 3vw, 2rem); }
.permit-status { color: #9decc9; }

.demo-nav { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; color: #929bb7; font-size: .8rem; }
.demo-nav a { padding: 6px 10px; border-radius: 999px; color: #cbd3ea; background: rgba(255,255,255,.07); text-decoration: none; }
body.integrated .demo-nav { display: none; }

.shake { animation: shake 260ms ease-in-out; }
@keyframes shake { 25% { transform: translateX(-7px); } 50% { transform: translateX(7px); } 75% { transform: translateX(-4px); } }

@media (max-width: 760px) {
  .app-shell { width: min(100% - 20px, 1120px); padding: 18px 0 28px; }
  .brand-bar { align-items: center; }
  .brand-actions { width: auto; gap: 8px; }
  .language-switch button { min-width: 40px; padding: 8px 9px; }
  .brand-mark { position: static; width: 68px; height: 68px; }
  .panel { min-height: 590px; padding: 28px 20px; border-radius: 22px; }
  .clue-grid, .choice-grid { grid-template-columns: 1fr; }
  .quiz-answers { grid-template-columns: 1fr; }
  .suspects { gap: 8px; }
  .suspect { min-height: 125px; padding: 12px 8px; }
  .suspect__portrait { width: 52px; height: 52px; }
  .sequence-slots, .sequence-cards { gap: 7px; }
  .sequence-card { padding: 8px; font-size: .92rem; }
  .content-grid { grid-template-columns: 1fr 1fr; }
  .music-stage { height: 310px; }
}