/* ==========================================================================
   3D SHAPE PUTTER - STYLES (from 3D Labyrinth v1.14.1; palette & components follow 3D Tunnel Rush)
   ========================================================================== */

:root {
  --bg-dark: #020617;
  --bg-card: rgba(15, 23, 42, 0.78);
  --bg-card-border: rgba(56, 189, 248, 0.22);
  --cyan: #00f0ff;
  --purple: #a855f7;
  --pink: #ec4899;
  --green: #34ff9a;
  --red: #ff3b5c;
  --amber: #ffc93c;
  --text: #f8fafc;
  --muted: #94a3b8;
  --font: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
.hidden { display: none !important; }

html, body { overscroll-behavior: none; }
body {
  background: var(--bg-dark);
  color: var(--text);
  font-family: var(--font);
  min-height: 100vh;
  min-height: 100dvh;
  background-image:
    radial-gradient(circle at 50% 15%, rgba(0, 240, 255, 0.08), transparent 50%),
    radial-gradient(circle at 85% 85%, rgba(168, 85, 247, 0.08), transparent 50%);
  -webkit-tap-highlight-color: transparent;
}

button { font-family: inherit; }
button:focus-visible, input:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; }

/* ---------------- Menu page ---------------- */
.page { width: 100%; }
#menuPage { max-width: 980px; margin: 0 auto; padding: 12px 12px 32px; display: flex; flex-direction: column; gap: 12px; }

.app-header {
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px;
  padding: 10px 16px;
  background: var(--bg-card); border: 1px solid var(--bg-card-border); border-radius: 16px;
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
}
.brand-title { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.15rem; letter-spacing: 1px; text-transform: uppercase; }
.brand-title span:not(.version-badge) {
  background: linear-gradient(135deg, var(--cyan), var(--purple)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.version-badge { background: rgba(0, 240, 255, 0.12); color: var(--cyan); border: 1px solid rgba(0, 240, 255, 0.4); padding: 3px 9px; border-radius: 20px; font-size: 0.72rem; }
.header-controls, .row-wrap { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }

.menu-content { display: flex; flex-direction: column; gap: 12px; }
.card {
  background: var(--bg-card); border: 1px solid var(--bg-card-border); border-radius: 16px; padding: 16px;
  display: flex; flex-direction: column; gap: 12px;
}
.hero { align-items: center; text-align: center; }
.title {
  font-size: clamp(1.6rem, 6vw, 2.4rem); font-weight: 900; letter-spacing: 2px; text-transform: uppercase;
  background: linear-gradient(135deg, #fff, var(--cyan)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.title.green { background: linear-gradient(135deg, #fff, var(--green)); -webkit-background-clip: text; background-clip: text; }
.title.red { background: linear-gradient(135deg, #fff, var(--red)); -webkit-background-clip: text; background-clip: text; }
.muted { color: var(--muted); font-size: 0.95rem; max-width: 620px; line-height: 1.5; }
.green { color: var(--green); }
.red { color: var(--red); }
.section-h { color: var(--cyan); font-size: 0.9rem; text-transform: uppercase; letter-spacing: 1px; align-self: flex-start; }
.hint { color: var(--muted); font-size: 0.82rem; line-height: 1.6; }
kbd { background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.2); border-radius: 4px; padding: 0 5px; font-size: 0.78rem; }

.level-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(58px, 1fr)); gap: 8px; width: 100%; }
.level-btn {
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.14); color: var(--text);
  border-radius: 12px; padding: 8px 4px; cursor: pointer; display: flex; flex-direction: column; align-items: center; gap: 2px;
  transition: var(--fast);
}
.level-btn .lv { font-weight: 800; font-size: 1.1rem; }
.level-btn .st { font-size: 0.72rem; color: var(--amber); letter-spacing: 1px; }
.level-btn:hover { border-color: var(--cyan); }
.level-btn.current { border-color: var(--cyan); box-shadow: 0 0 12px rgba(0,240,255,0.35); }

/* ---------------- Buttons ---------------- */
.icon-btn {
  background: rgba(255, 255, 255, 0.06); border: 1px solid rgba(255, 255, 255, 0.16); color: var(--text);
  padding: 9px 14px; border-radius: 10px; cursor: pointer; display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.88rem; font-weight: 600; transition: var(--fast); touch-action: manipulation;
}
.icon-btn:hover { background: rgba(0, 240, 255, 0.15); border-color: var(--cyan); }
.icon-btn.active { background: var(--cyan); color: #020617; border-color: var(--cyan); }
.icon-btn.icon-only { font-size: 1.2rem; padding: 8px 11px; }
.vr-btn { background: linear-gradient(135deg, var(--purple), var(--pink)); border-color: #f472b6; }
.swap-btn { align-self: flex-start; }
.link-btn { background: none; border: none; color: var(--muted); text-decoration: underline; cursor: pointer; font-size: 0.8rem; }

.action-btn {
  background: linear-gradient(135deg, var(--cyan), #00a8ff); color: #020617; font-size: 1.05rem; font-weight: 800;
  padding: 13px 28px; border: none; border-radius: 12px; cursor: pointer; text-transform: uppercase; letter-spacing: 1px;
  box-shadow: 0 4px 15px rgba(0, 240, 255, 0.35); transition: transform 0.15s ease; width: 100%; max-width: 340px;
}
.action-btn:hover { transform: translateY(-2px); }
.action-btn.ghost { background: rgba(255,255,255,0.1); color: var(--text); box-shadow: none; border: 1px solid rgba(255,255,255,0.22); }
.btn-row { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; width: 100%; }
.btn-row .action-btn { flex: 1 1 120px; padding: 11px 12px; font-size: 0.92rem; }

/* ---------------- Stereo controls ---------------- */
.mode-selector { display: flex; flex-wrap: wrap; gap: 5px; background: rgba(0,0,0,0.4); padding: 4px; border-radius: 12px; border: 1px solid rgba(255,255,255,0.08); }
.mode-btn { background: transparent; border: none; color: var(--muted); padding: 8px 12px; border-radius: 8px; font-size: 0.85rem; font-weight: 700; cursor: pointer; }
.mode-btn:hover { color: var(--text); }
.mode-btn.active { background: var(--cyan); color: #020617; }
.slider-group { display: flex; align-items: center; gap: 10px; width: 100%; }
.slider-group label { min-width: 84px; font-size: 0.85rem; color: var(--muted); }
.slider-group input[type=range] { flex: 1; accent-color: var(--cyan); min-height: 28px; }
.slider-group .val { min-width: 48px; text-align: right; font-family: ui-monospace, monospace; font-size: 0.85rem; color: var(--cyan); }

/* ---------------- Game page ---------------- */
#gamePage {
  height: 100vh; height: 100dvh; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
  padding: 4px env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}
.viewport-frame {
  position: relative; background: #000; border-radius: 14px; overflow: hidden;
  border: 1px solid rgba(0, 240, 255, 0.5); box-shadow: 0 0 24px rgba(0, 240, 255, 0.18);
  touch-action: none; /* the board itself is the slingshot pad */
}
#gameCanvas { width: 100%; height: 100%; display: block; }
.sbs-divider { position: absolute; top: 0; left: 50%; width: 2px; height: 100%; background: linear-gradient(transparent, rgba(0,240,255,0.45), transparent); pointer-events: none; z-index: 5; display: none; }

.joystick {
  position: fixed; width: 140px; height: 140px; margin: -70px 0 0 -70px; border-radius: 50%;
  border: 2px solid rgba(0, 240, 255, 0.45); background: rgba(0, 240, 255, 0.06);
  pointer-events: none; z-index: 30; display: none;
}
.joystick .knob {
  position: absolute; left: 50%; top: 50%; width: 52px; height: 52px; border-radius: 50%;
  background: rgba(0, 240, 255, 0.45); box-shadow: 0 0 14px rgba(0,240,255,0.6); transform: translate(-50%, -50%);
}

.game-toolbar {
  display: flex; align-items: center; justify-content: space-between; gap: 8px; width: 100%; max-width: 720px; padding: 0 6px;
}
.game-toolbar .group { display: flex; gap: 6px; }
.level-btn-big { font-size: 0.95rem; padding: 10px 16px; border-color: rgba(0,240,255,0.45); white-space: nowrap; }

.modal-overlay {
  position: absolute; inset: 0; background: rgba(2, 6, 23, 0.82); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center; z-index: 20; padding: 12px; overflow-y: auto;
}
.modal-card {
  background: var(--bg-card); border: 1px solid var(--bg-card-border); border-radius: 18px; padding: 18px;
  max-width: 480px; width: 100%; display: flex; flex-direction: column; gap: 12px; align-items: center; text-align: center;
  box-shadow: 0 10px 40px rgba(0,0,0,0.6);
}
.stars { font-size: 2.6rem; color: var(--amber); letter-spacing: 6px; text-shadow: 0 0 16px rgba(255,201,60,0.6); }

/* ---------------- Guide drawer & update banner ---------------- */
.drawer-overlay { position: fixed; inset: 0; background: rgba(2,6,23,0.7); z-index: 50; display: flex; align-items: center; justify-content: center; padding: 12px; }
.drawer {
  background: #0b1222; border: 1px solid var(--bg-card-border); border-radius: 18px; padding: 18px 20px; max-width: 640px; width: 100%;
  max-height: 90vh; overflow-y: auto; display: flex; flex-direction: column; gap: 10px; align-items: center;
}
.drawer h3 { color: var(--cyan); align-self: flex-start; }
.drawer ul { padding-left: 18px; line-height: 1.6; font-size: 0.9rem; align-self: stretch; }

.update-banner {
  position: fixed; left: 50%; bottom: 16px; transform: translateX(-50%); z-index: 60;
  display: flex; align-items: center; gap: 10px; background: #0b1222; border: 1px solid var(--cyan); border-radius: 14px; padding: 10px 14px;
  box-shadow: 0 0 20px rgba(0,240,255,0.3); font-size: 0.9rem;
}
.update-btn { background: var(--cyan); color: #020617; border: none; border-radius: 8px; padding: 6px 12px; font-weight: 700; cursor: pointer; }
.update-close { background: none; border: none; color: var(--muted); cursor: pointer; font-size: 1rem; }

@media (max-width: 520px) {
  .icon-btn { padding: 8px 10px; font-size: 0.82rem; }
  .icon-btn.icon-only { padding: 7px 9px; font-size: 1.05rem; }
  .level-btn-big { padding: 9px 10px; font-size: 0.82rem; }
  .game-toolbar .group { gap: 4px; }
}
@media (max-height: 500px) and (orientation: landscape) {
  #gamePage { flex-direction: row; gap: 6px; }
  .game-toolbar { flex-direction: column; width: auto; height: 100%; max-width: none; justify-content: center; }
  .game-toolbar .group { flex-direction: column; }
}
@media (max-width: 400px) {
  .level-btn-big .lbl { display: none; }
  .level-btn-big { font-size: 1.05rem; }
}

/* ---------------- Board & ball picker ---------------- */
.look-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; width: 100%; }
.look-label { min-width: 52px; font-size: 0.85rem; color: var(--muted); }
.look-btn { background: transparent; border: none; color: var(--muted); padding: 8px 12px; border-radius: 8px; font-size: 0.88rem; font-weight: 700; cursor: pointer; }
.look-btn:hover { color: var(--text); }
.look-btn.active { background: var(--cyan); color: #020617; }
.look-stats { display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; font-size: 0.85rem; align-items: center; }
.look-stats .meter { color: var(--amber); letter-spacing: 2px; font-size: 0.8rem; }
.look-stats .meter .off { color: rgba(148,163,184,0.35); }
.look-stats .desc { grid-column: 1 / -1; color: var(--muted); line-height: 1.5; }

.lives-info { color: #ff7a9a; font-weight: 700; font-size: 0.9rem; }
.level-btn .ap { font-size: 0.7rem; margin-left: 2px; vertical-align: super; }

/* ---------------- Install ---------------- */
.install-btn { background: linear-gradient(135deg, #22c55e, #00f0ff); color: #020617; border-color: #34ff9a; font-weight: 800; }
.install-banner { bottom: 76px; border-color: #34ff9a; box-shadow: 0 0 20px rgba(52,255,154,0.3); flex-wrap: wrap; justify-content: center; max-width: calc(100vw - 24px); }
.install-banner .update-btn { background: #34ff9a; }
.steps { padding-left: 22px; line-height: 1.8; align-self: stretch; }

/* Banners stack bottom-centre and use the full phone width instead of squeezing their text */
.banner-stack { position: fixed; left: 50%; bottom: 16px; transform: translateX(-50%); z-index: 60; display: flex; flex-direction: column; gap: 8px; width: min(560px, calc(100vw - 24px)); pointer-events: none; }
.banner-stack .update-banner { position: static; transform: none; width: 100%; pointer-events: auto; }
.banner-stack .update-banner span { flex: 1; min-width: 0; }
.banner-stack .install-banner { bottom: auto; }

/* ---------------- Collapsible menu sections ---------------- */
/* Closed by default so first-time players see Play + levels first; the summary shows the current choice */
details.fold { display: block; padding: 0; }
details.fold > summary {
  list-style: none; cursor: pointer; display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-radius: 16px;
}
details.fold > summary::-webkit-details-marker { display: none; }
details.fold > summary:hover { background: rgba(0,240,255,0.05); }
details.fold > summary .section-h { align-self: center; white-space: nowrap; }
.fold-sum { flex: 1; min-width: 0; color: var(--muted); font-size: 0.82rem; text-align: right; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.fold-caret { color: var(--cyan); transition: transform var(--fast); }
details.fold[open] .fold-caret { transform: rotate(180deg); }
.fold-body { display: flex; flex-direction: column; gap: 12px; padding: 0 16px 16px; }
.reset-line { text-align: center; }

/* ---------------- Phone controller (pairing panel on the TV + controller.html) ---------------- */
.link-url { font-family: ui-monospace, monospace; color: var(--cyan); word-break: break-all; text-align: center; font-size: 1rem; }
.link-code { font-size: clamp(2.6rem, 12vw, 4rem); font-weight: 900; letter-spacing: 0.35em; color: var(--amber); text-align: center; padding-left: 0.35em; }
.link-status { min-height: 1.4em; text-align: center; font-weight: 700; color: var(--text); }
.pad-page { max-width: 520px; margin: 0 auto; padding: 12px; display: flex; flex-direction: column; gap: 12px; }
.pad-page .card { align-items: center; text-align: center; }
.code-input {
  width: 100%; max-width: 300px; font-size: 2.2rem; font-weight: 800; letter-spacing: 0.25em; text-align: center; padding: 10px 0 10px 0.25em;
  background: rgba(0,0,0,0.4); color: var(--amber); border: 2px solid var(--bg-card-border); border-radius: 14px;
}
.code-input:focus { outline: none; border-color: var(--cyan); }
.pad-tv { font-weight: 700; color: var(--green); }
.tilt-zone {
  position: relative; width: min(78vw, 300px); aspect-ratio: 1; border-radius: 50%; touch-action: none;
  border: 2px solid rgba(0,240,255,0.5); background: radial-gradient(circle, rgba(0,240,255,0.10), rgba(2,6,23,0.6));
}
.tilt-cross { position: absolute; inset: 50% 0 auto 0; height: 1px; background: rgba(0,240,255,0.25); }
.tilt-cross::after { content: ''; position: absolute; left: 50%; top: calc(-1 * min(39vw, 150px)); width: 1px; height: min(78vw, 300px); background: rgba(0,240,255,0.25); }
.tilt-dot {
  position: absolute; left: 50%; top: 50%; width: 22%; aspect-ratio: 1; border-radius: 50%; transform: translate(-50%, -50%);
  background: radial-gradient(circle at 35% 35%, #fff4c2, var(--amber)); box-shadow: 0 0 18px rgba(255,201,60,0.7);
}
.pad-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; width: 100%; }
.pad-btn {
  min-height: 64px; font-size: 1.15rem; font-weight: 800; color: var(--text); cursor: pointer; touch-action: manipulation;
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.2); border-radius: 14px;
}
.pad-btn:active { background: rgba(0,240,255,0.25); }
.pad-btn.primary { background: linear-gradient(135deg, var(--cyan), #00a8ff); color: #020617; border: none; }

/* ---------------- Shape Putter additions ---------------- */
.section-note { color: var(--muted); font-size: 0.72rem; text-transform: none; letter-spacing: 0; margin-left: 6px; font-weight: 600; }
/* Slingshot pad: the drag distance is the power, so show the full-power circle without the joystick knob glow */
.joystick { border-style: dashed; }