:root {
  --purple: #3a1d6e;
  --purple2: #1f1147;
  --blue: #1b2a6b;
  --gold: #f4c430;
  --gold-deep: #b8860b;
  --gold-light: #ffe88a;
  --burgundy: #6e1024;
  --burgundy2: #4a0a18;
  --ok: #2fce6e;
  --bad: #e23b3b;
  --hex: polygon(25% 0, 75% 0, 100% 50%, 75% 100%, 25% 100%, 0 50%);
  --shadow: 0 8px 30px rgba(0,0,0,0.55);
  --display: "Arial Black", "Segoe UI", system-ui, sans-serif;
}

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

html, body {
  width: 100%; height: 100%;
  background: #000; color: #fff;
  font-family: "Segoe UI", system-ui, sans-serif;
  overflow: hidden; user-select: none;
}

.hidden { display: none !important; }

/* ---- Background video ---- */
#cam {
  position: fixed; inset: 0; width: 100%; height: 100%;
  object-fit: cover; z-index: 0;
  /* Shows through when there's no camera — the plain branded fallback background. */
  background: linear-gradient(135deg, #3a1d6e 0%, #1f1147 55%, #1b2a6b 100%);
}
#cam.mirror { transform: scaleX(-1); }
#camDim {
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  background:
    radial-gradient(120% 90% at 50% 45%, rgba(0,0,0,0) 45%, rgba(10,8,30,0.5) 100%),
    linear-gradient(to bottom, rgba(10,8,30,0.30), rgba(10,8,30,0.05) 45%, rgba(10,8,30,0.55));
}

/* ---- Start gate ---- */
#startGate {
  position: fixed; inset: 0; z-index: 50;
  display: flex; align-items: center; justify-content: center;
  background:
    radial-gradient(circle at 30% 20%, rgba(244,196,48,0.06), transparent 40%),
    linear-gradient(135deg, var(--purple) 0%, var(--purple2) 55%, var(--blue) 100%);
}
.gate-card { text-align: center; padding: 40px 48px; max-width: 640px; }
.gate-card h1 {
  font-family: var(--display);
  font-size: clamp(38px, 7vw, 86px); letter-spacing: 4px; color: #fff;
  text-shadow: 0 2px 0 var(--gold-deep), 0 12px 30px rgba(0,0,0,0.6);
}
.gate-card h1::after {
  content: ""; display: block; width: 90px; height: 4px; margin: 14px auto 0;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}
.gate-card p { margin-top: 18px; font-size: clamp(14px,1.6vw,20px); opacity: 0.92; }
.gate-card .hint { margin-top: 22px; font-size: 13px; opacity: 0.6; }
.source-buttons {
  margin-top: 24px; display: flex; flex-wrap: wrap; gap: 12px; justify-content: center;
}
.src-btn {
  padding: 14px 26px; font-size: 17px; font-weight: 800; letter-spacing: 1px;
  color: var(--purple2); background: linear-gradient(180deg, var(--gold-light), var(--gold));
  border: none; border-radius: 12px; cursor: pointer;
  box-shadow: 0 5px 0 var(--gold-deep), var(--shadow); transition: transform .08s;
}
.src-btn:active { transform: translateY(3px); box-shadow: 0 2px 0 var(--gold-deep); }
.src-btn.ghost {
  background: rgba(255,255,255,0.08); color: #fff;
  border: 1px solid rgba(255,255,255,0.3); box-shadow: none;
}
.cam-select {
  margin-top: 14px; padding: 10px 14px; border-radius: 10px; font-size: 15px;
  background: rgba(255,255,255,0.1); color: #fff; border: 1px solid rgba(255,255,255,0.3);
}
.gate-error {
  margin-top: 18px; min-height: 24px; color: #ffd2d2; font-size: 15px; font-weight: 600;
  text-shadow: 0 1px 4px rgba(0,0,0,0.6);
}
.link-btn {
  background: none; border: none; cursor: pointer; margin-top: 18px;
  color: var(--gold-light); font-size: 15px; font-weight: 700; letter-spacing: .5px;
  text-decoration: underline; text-underline-offset: 4px;
}
.link-btn:hover { color: #fff; }

/* ---- Level select menu ---- */
#levelSelect, #tutorial {
  position: fixed; inset: 0; z-index: 60;
  display: flex; align-items: center; justify-content: center;
  background:
    radial-gradient(circle at 30% 15%, rgba(244,196,48,0.05), transparent 45%),
    linear-gradient(135deg, rgba(58,29,110,0.92), rgba(31,17,71,0.94) 55%, rgba(27,42,107,0.92));
  backdrop-filter: blur(6px);
}
.menu-card { text-align: center; padding: 36px 44px; max-width: 760px; }
.menu-card h1, .gate-card h1 { margin: 0; }
.menu-card h1 {
  font-family: var(--display); font-size: clamp(32px,5.5vw,64px); letter-spacing: 4px; color: #fff;
  text-shadow: 0 2px 0 var(--gold-deep), 0 10px 26px rgba(0,0,0,0.6);
}
.menu-card > p { margin-top: 14px; font-size: clamp(14px,1.6vw,19px); opacity: 0.9; }
.level-grid {
  margin-top: 26px; display: grid; gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
}
.level-btn {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  padding: 18px 14px; cursor: pointer; border: none; border-radius: 14px;
  background: linear-gradient(180deg, #ffffff, #d7d9e6); color: var(--purple2);
  box-shadow: 0 5px 0 #aab, var(--shadow); transition: transform .08s, box-shadow .08s;
}
.level-btn:hover { transform: translateY(-2px); }
.level-btn:active { transform: translateY(3px); box-shadow: 0 2px 0 #aab; }
.level-btn.all {
  background: linear-gradient(180deg, var(--gold-light), var(--gold)); color: var(--purple2);
  box-shadow: 0 5px 0 var(--gold-deep), var(--shadow); grid-column: 1 / -1;
}
.lvl-name { font-family: var(--display); font-size: clamp(20px,2.6vw,30px); letter-spacing: 1px; }
.lvl-count { font-size: 12px; font-weight: 700; opacity: 0.7; letter-spacing: 1px; }
.menu-actions { margin-top: 24px; display: flex; gap: 26px; justify-content: center; }

/* ---- Tutorial modal ---- */
.tut-card {
  text-align: left; max-width: 720px; width: 90%;
  padding: 30px 38px; border-radius: 18px;
  background: linear-gradient(180deg, #241046, #160c33);
  border: 2px solid rgba(244,196,48,0.5); box-shadow: var(--shadow);
}
.tut-card h2 {
  font-family: var(--display); font-size: clamp(24px,3.4vw,40px); letter-spacing: 3px;
  color: var(--gold); text-align: center;
}
.tut-lead { margin-top: 14px; font-size: clamp(14px,1.5vw,18px); line-height: 1.4; text-align: center; }
.tut-lead b { color: var(--gold-light); }
.tut-list { margin: 18px auto 0; max-width: 560px; padding-left: 20px; line-height: 1.6; font-size: clamp(13px,1.4vw,16px); }
.tut-list b { color: var(--gold-light); }
.tut-controls { margin-top: 20px; display: flex; gap: 26px; flex-wrap: wrap; justify-content: center; }
.tut-col { display: flex; flex-direction: column; gap: 5px; font-size: clamp(12px,1.3vw,15px); }
.tut-col h3 { color: var(--gold); font-size: 14px; letter-spacing: 2px; margin-bottom: 4px; }
.tut-col b { color: #fff; }
.tut-col span { opacity: 0.85; }
.tut-col .tut-muted { opacity: 0.55; margin-top: 6px; font-size: 0.9em; }
#tutClose { display: block; margin: 26px auto 0; }

/* In-game "?" button (subtle) */
.icon-btn {
  position: absolute; bottom: 2.5vh; right: 2.5vw; z-index: 11;
  width: 40px; height: 40px; border-radius: 50%; cursor: pointer;
  background: rgba(31,17,71,0.6); color: var(--gold-light);
  border: 1px solid rgba(244,196,48,0.5); font-size: 20px; font-weight: 800;
  box-shadow: var(--shadow); transition: transform .1s;
}
.icon-btn:hover { transform: scale(1.1); background: rgba(31,17,71,0.85); }

/* ---- Game overlay (transparent over video) ---- */
#overlay { position: fixed; inset: 0; z-index: 10; }

/* Score chevron, mid-left (just above the hex row) */
.score-stack { position: absolute; top: 50%; left: 3.5vw; }
.hexline {
  position: absolute; left: -4px; top: 78px; width: 150px; height: 130px; opacity: 0.45;
  background-image:
    linear-gradient(120deg, transparent 49%, rgba(244,196,48,0.55) 50%, transparent 51%),
    linear-gradient(60deg, transparent 49%, rgba(244,196,48,0.55) 50%, transparent 51%);
  background-size: 26px 26px; pointer-events: none; z-index: -1;
  -webkit-mask-image: linear-gradient(to bottom right, #000, transparent);
          mask-image: linear-gradient(to bottom right, #000, transparent);
}
.score-chip {
  display: flex; align-items: center; justify-content: flex-start;
  padding: 6px 34px 6px 18px; margin-bottom: 4px;
  clip-path: polygon(0 0, 100% 0, 84% 100%, 0% 100%);
  box-shadow: var(--shadow);
}
.score-chip.total {
  background: linear-gradient(180deg, #fbe08a 0%, var(--gold) 45%, var(--gold-deep) 100%);
  color: #2a1606; min-width: 150px;
}
.score-chip.value {
  background: linear-gradient(180deg, #2c2c2c, #0b0b0b);
  color: #fff; margin-left: 22px; min-width: 96px; padding: 4px 28px 4px 16px;
}
.chip-label { display: none; }
.chip-num {
  font-family: var(--display); font-size: clamp(24px,3.4vw,46px);
  line-height: 1.05; font-variant-numeric: tabular-nums; letter-spacing: 1px;
}
.score-chip.value .chip-num { font-size: clamp(18px,2.4vw,32px); }
.chip-num.gain { animation: gain .6s ease; }

/* Timer flag, bottom-left (just above the clue) */
.timer-flag {
  position: absolute; left: 9vw; bottom: 18.5vh; top: auto; right: auto;
  display: flex; align-items: center; justify-content: center;
  padding: 8px 26px 8px 28px;
  background: linear-gradient(180deg, #ffffff, #e9e9ef);
  clip-path: polygon(7% 0, 100% 0, 93% 100%, 0% 100%);
  color: #14080d; box-shadow: var(--shadow), inset 11px 0 0 var(--bad);
}
.timer-label { display: none; }
.timer-num {
  font-family: var(--display); font-size: clamp(22px,3vw,42px);
  font-variant-numeric: tabular-nums; line-height: 1; margin-left: 8px;
}
.timer-num.low { color: var(--bad); animation: pulse 1s infinite; }

/* Word meta, top-center */
.word-meta-wrap { position: absolute; top: 3vh; right: 3vw; left: auto; text-align: right; }
.word-meta {
  display: inline-block; font-size: clamp(12px,1.4vw,19px); letter-spacing: 4px;
  font-weight: 800; color: var(--gold-light);
  background: rgba(31,17,71,0.7); padding: 7px 22px; border-radius: 30px;
  border: 1px solid rgba(244,196,48,0.45); box-shadow: var(--shadow);
}

/* Hexagon board, center */
.board-wrap {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: flex-start;
  padding-left: 12vw; transform: translateY(17%);
}
.board { display: flex; gap: clamp(2px,0.4vw,7px); flex-wrap: wrap; justify-content: flex-start; max-width: 74vw; }
.tile {
  width: clamp(44px, 6.2vw, 100px);
  height: clamp(40px, 5.7vw, 92px);
  clip-path: var(--hex);
  background: transparent;
  display: flex; align-items: center; justify-content: center;
  filter: drop-shadow(0 7px 11px rgba(0,0,0,0.5));
  transition: transform .35s ease;
}
.tile .face {
  width: 100%; height: 100%; clip-path: var(--hex);
  background: linear-gradient(180deg, #ffffff 0%, #fbfbfd 55%, #dadce6 100%);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--display); font-size: clamp(26px,4.4vw,66px);
  color: #1c1130;
}
.tile.spinning .face { animation: reel-jitter 90ms linear infinite; filter: brightness(1.08); }
.tile.locked .face { animation: lock-pop 280ms cubic-bezier(.2,1.4,.35,1); }
.tile.solved .face {
  background: linear-gradient(180deg, var(--gold-light) 0%, var(--gold) 55%, var(--gold-deep) 100%);
  color: var(--burgundy2);
}
.board.correct .tile { animation: pop .5s ease; }
.board.wrong { animation: shake .4s ease; }

/* Clue lower-third (burgundy) */
.clue-wrap { position: absolute; left: 11vw; right: auto; width: 62vw; bottom: 8vh; text-align: left; }
.status {
  min-height: 26px; margin-bottom: 10px; font-size: clamp(16px,2vw,28px);
  font-weight: 800; letter-spacing: 2px; text-shadow: 0 2px 8px rgba(0,0,0,0.7);
}
.status.ok { color: var(--ok); } .status.bad { color: var(--bad); } .status.info { color: var(--gold-light); }
.clue {
  display: block; width: 100%; text-transform: uppercase; text-align: left;
  font-size: clamp(15px,1.85vw,27px); font-weight: 700; line-height: 1.22; color: #fff;
  background: linear-gradient(180deg, var(--burgundy), var(--burgundy2));
  border: 3px solid var(--gold); border-radius: 14px; padding: 14px 36px;
  box-shadow: var(--shadow);
}

/* Controls hint */
.controls-hint {
  position: absolute; left: 0; right: 0; bottom: 1.5vh;
  display: flex; gap: 14px; flex-wrap: wrap; justify-content: center;
  font-size: clamp(10px,1vw,13px); opacity: 0.6;
}
.controls-hint b { color: var(--gold); }

/* Animations */
@keyframes reel-jitter { 0% { transform: translateY(-3px); } 50% { transform: translateY(3px); } 100% { transform: translateY(-3px); } }
@keyframes lock-pop {
  0% { transform: scale(1); filter: brightness(1); }
  35% { transform: scale(1.14); filter: brightness(1.4) drop-shadow(0 0 14px rgba(255,218,80,.9)); }
  100% { transform: scale(1); filter: brightness(1); }
}
@keyframes pop { 0% { transform: scale(1); } 40% { transform: scale(1.12); } 100% { transform: scale(1); } }
@keyframes shake { 0%,100%{transform:translateX(0);} 20%{transform:translateX(-14px);} 40%{transform:translateX(12px);} 60%{transform:translateX(-8px);} 80%{transform:translateX(6px);} }
@keyframes pulse { 0%,100%{opacity:1;} 50%{opacity:0.4;} }
@keyframes gain { 0%{transform:scale(1);} 35%{transform:scale(1.25);} 100%{transform:scale(1);} }