:root {
    --bg: #161b14;
    --card: rgba(24, 30, 22, 0.92);
    --line: rgba(220, 210, 170, 0.18);
    --fg: #ece6d4;
    --muted: #a9a58e;
    --accent: #d9a441;
    --accent-hi: #f0c46a;
    --good: #8fcf6a;
    --warn: #e8b24a;
    --bad: #e2775a;
    --display: 'Bitter', Georgia, serif;
    --body: 'Inter', system-ui, -apple-system, sans-serif;
}
:root:not([data-theme="light"]) { color-scheme: dark; }
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--fg); font: 15px/1.4 var(--body); -webkit-tap-highlight-color: transparent; overscroll-behavior: none; }
[hidden] { display: none !important; }
button { font: inherit; }

.screen { position: fixed; inset: 0; }

/* Setup and lobby */
.setup, .lobby { display: grid; place-items: center; overflow-y: auto; padding: 16px; }
.title-bg { position: fixed; inset: 0; width: 100%; height: 100%; filter: saturate(0.9) brightness(0.55); }
.setup-card {
    position: relative; width: min(460px, 100%); background: var(--card); border: 1px solid var(--line); border-radius: 18px;
    padding: 22px 18px; display: flex; flex-direction: column; gap: 12px; box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6); backdrop-filter: blur(6px);
}
.title { margin: 0; font: 800 2.3rem/1 var(--display); letter-spacing: 0.01em; text-align: center; }
.title span { color: var(--accent-hi); }
.tagline { margin: 0; text-align: center; color: var(--muted); font-style: italic; }
h2 { margin: 0; font: 800 1.5rem var(--display); text-align: center; }
.field { display: flex; flex-direction: column; gap: 4px; }
.field > span { font: 600 0.78rem var(--body); text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); }
input, select {
    font: inherit; color: var(--fg); background: rgba(0, 0, 0, 0.35); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px;
}
select { padding: 8px 10px; }
.modes { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.mode-opt {
    color: var(--fg); background: rgba(0, 0, 0, 0.3); border: 1px solid var(--line); border-radius: 12px; padding: 10px 8px; cursor: pointer;
    display: flex; flex-direction: column; gap: 2px; text-align: center;
}
.mode-opt b { font: 800 1rem var(--display); }
.mode-opt small { color: var(--muted); font-size: 0.78rem; }
.mode-opt.active { border-color: var(--accent); background: rgba(217, 164, 65, 0.16); box-shadow: 0 0 0 2px rgba(217, 164, 65, 0.3); }
.mode-desc { margin: 0; color: var(--muted); font-size: 0.88rem; text-align: center; min-height: 2.5em; }
.settings { display: grid; gap: 8px; }
.setting { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.setting > span { color: var(--muted); font-size: 0.9rem; }
.biomes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.biome-opt { color: var(--fg); background: rgba(0, 0, 0, 0.3); border: 1px solid var(--line); border-radius: 10px; padding: 7px 4px; cursor: pointer; font-size: 0.85rem; }
.biome-opt.active { border-color: var(--accent); background: rgba(217, 164, 65, 0.16); }
.biome-opt:disabled { opacity: 0.6; cursor: default; }
.biome-blurb { margin: 0; font-size: 0.82rem; color: var(--muted); }
.btn {
    color: var(--fg); background: rgba(255, 255, 255, 0.07); border: 1px solid var(--line); border-radius: 12px; padding: 11px 14px;
    cursor: pointer; font-weight: 600;
}
.btn:disabled { opacity: 0.45; cursor: default; }
.btn-primary { background: linear-gradient(180deg, #e2ae4c, #b9862c); color: #1d1608; border-color: #f0c46a; font-weight: 800; }
.btn-ghost { background: transparent; }
.btn-small { padding: 6px 10px; font-size: 0.85rem; border-radius: 9px; }
.btn-big { font-size: 1.2rem; padding: 14px; }
.divider { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.08em; }
.divider::before, .divider::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.code-row { display: grid; grid-template-columns: 1fr auto auto; gap: 6px; }
.code-row input { text-align: center; letter-spacing: 0.3em; font-weight: 800; text-transform: uppercase; }
.solo-start, .multi-start { display: flex; flex-direction: column; gap: 8px; }
.error { color: var(--bad); text-align: center; margin: 0; }
.muted { color: var(--muted); }
.lobby-players { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.lobby-players li { display: flex; align-items: center; gap: 8px; background: rgba(0, 0, 0, 0.3); border-radius: 10px; padding: 8px 10px; }
.dot { width: 12px; height: 12px; border-radius: 50%; flex: none; box-shadow: 0 0 0 2px rgba(0, 0, 0, 0.4); }

/* Game */
.game { overflow: hidden; touch-action: none; user-select: none; -webkit-user-select: none; }
.world { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.hud-top { position: absolute; top: max(8px, env(safe-area-inset-top)); left: 8px; right: 8px; display: flex; justify-content: space-between; gap: 8px; pointer-events: none; }
.stats { display: grid; grid-template-columns: auto 1fr; gap: 3px 6px; align-items: center; background: rgba(10, 12, 9, 0.55); border-radius: 12px; padding: 7px 9px; width: min(190px, 46vw); backdrop-filter: blur(3px); }
.stat-ic { font-size: 0.85rem; width: 1.2em; text-align: center; }
.bar { height: 7px; background: rgba(255, 255, 255, 0.12); border-radius: 4px; overflow: hidden; }
.bar > i { display: block; height: 100%; border-radius: 4px; transition: width 0.4s; }
.bar.low > i { animation: pulse 1s infinite; }
@keyframes pulse { 50% { opacity: 0.45; } }
.clock-box { display: flex; align-items: flex-start; gap: 6px; }
.clock { background: rgba(10, 12, 9, 0.55); border-radius: 12px; padding: 6px 10px; font: 800 0.85rem var(--body); text-align: right; backdrop-filter: blur(3px); }
.clock small { display: block; font-weight: 600; color: var(--muted); font-size: 0.72rem; }
.icon-btn { pointer-events: auto; background: rgba(10, 12, 9, 0.6); color: var(--fg); border: 1px solid var(--line); border-radius: 10px; width: 36px; height: 36px; cursor: pointer; }
.feed { position: absolute; left: 8px; top: calc(max(8px, env(safe-area-inset-top)) + 112px); width: min(240px, 56vw); display: flex; flex-direction: column; gap: 5px; pointer-events: none; }
.note { background: rgba(14, 16, 12, 0.72); border-left: 3px solid var(--accent); border-radius: 8px; padding: 5px 8px; font-size: 0.76rem; animation: noteIn 0.3s ease-out; transition: opacity 0.6s, transform 0.6s; }
.note.good { border-left-color: var(--good); }
.note.warn { border-left-color: var(--warn); }
.note.bad, .note.hit { border-left-color: var(--bad); }
.note.out { opacity: 0; transform: translateX(-10px); }
@keyframes noteIn { from { opacity: 0; transform: translateX(-14px); } }
.prompt { position: absolute; left: 50%; bottom: 150px; transform: translateX(-50%); background: rgba(10, 12, 9, 0.7); border-radius: 999px; padding: 6px 14px; font-size: 0.85rem; pointer-events: none; white-space: nowrap; }
.hud-bottom { position: absolute; left: 0; right: 0; bottom: 0; height: 190px; display: flex; justify-content: space-between; align-items: flex-end; padding: 0 10px max(10px, env(safe-area-inset-bottom)); pointer-events: none; }
.stick-zone { position: absolute; left: 0; bottom: 0; width: 50%; height: 100%; pointer-events: auto; }
.stick { position: absolute; width: 110px; height: 110px; margin: -55px 0 0 -55px; border-radius: 50%; background: rgba(255, 255, 255, 0.08); border: 2px solid rgba(255, 255, 255, 0.25); }
.stick .knob { position: absolute; left: 50%; top: 50%; width: 48px; height: 48px; margin: -24px 0 0 -24px; border-radius: 50%; background: rgba(255, 255, 255, 0.35); }
.buttons { position: relative; margin-left: auto; display: grid; grid-template-columns: auto auto; grid-template-rows: auto auto; gap: 8px; pointer-events: auto; }
.act-btn { color: var(--fg); background: rgba(14, 16, 12, 0.7); border: 1px solid var(--line); border-radius: 16px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1px; cursor: pointer; font-size: 0.72rem; font-weight: 600; width: 64px; height: 58px; backdrop-filter: blur(3px); }
.act-btn .ic { font-size: 1.25rem; }
.act-btn.use { grid-row: span 2; width: 84px; height: 124px; background: rgba(217, 164, 65, 0.25); border-color: var(--accent); font-size: 0.8rem; }
.act-btn.use .ic { font-size: 1.8rem; }
.act-btn.on { background: rgba(217, 164, 65, 0.35); border-color: var(--accent-hi); }
.buttons .small:nth-of-type(2) { grid-column: 2; }
.buttons { grid-template-columns: auto auto auto; }
.act-btn.use { grid-column: 3; grid-row: 1 / span 2; }

.place-bar { position: absolute; left: 50%; bottom: calc(max(10px, env(safe-area-inset-bottom)) + 140px); white-space: nowrap; z-index: 6; transform: translateX(-50%); background: rgba(14, 16, 12, 0.85); border: 1px solid var(--line); border-radius: 14px; padding: 7px 8px; display: flex; gap: 6px; align-items: center; font-weight: 700; font-size: 0.9rem; }

.panel { position: absolute; inset: 0; background: rgba(0, 0, 0, 0.45); display: flex; align-items: flex-end; justify-content: center; z-index: 10; }
.panel.howto { position: fixed; align-items: center; padding: 16px; z-index: 30; }
.panel-box { width: min(520px, 100%); max-height: 78vh; overflow-y: auto; background: #1d231b; border: 1px solid var(--line); border-radius: 18px 18px 0 0; padding: 14px; display: flex; flex-direction: column; gap: 10px; box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.6); }
.howto .panel-box { border-radius: 18px; max-height: 88vh; }
.panel-head { display: flex; justify-content: space-between; align-items: center; }
.panel-head h3 { margin: 0; font: 800 1.15rem var(--display); }
.panel-body { display: flex; flex-direction: column; gap: 8px; }
.prose h4 { margin: 10px 0 2px; font: 800 1rem var(--display); color: var(--accent-hi); }
.prose p, .prose ul { margin: 4px 0; }
.prose li { margin: 3px 0; }
.slots { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.slot { position: relative; aspect-ratio: 1; background: rgba(255, 255, 255, 0.05); border: 1px solid var(--line); border-radius: 10px; display: grid; place-items: center; font-size: 1.6rem; cursor: pointer; color: var(--fg); padding: 0; }
.slot.sel { border-color: var(--accent); background: rgba(217, 164, 65, 0.18); }
.slot .n { position: absolute; right: 5px; bottom: 3px; font: 800 0.75rem var(--body); }
.slot.empty { cursor: default; opacity: 0.5; }
.item-info { background: rgba(0, 0, 0, 0.25); border-radius: 10px; padding: 8px 10px; font-size: 0.88rem; display: flex; flex-direction: column; gap: 6px; }
.row { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.recipe { display: flex; align-items: center; gap: 10px; background: rgba(0, 0, 0, 0.25); border-radius: 12px; padding: 8px 10px; }
.recipe .ic { font-size: 1.6rem; width: 1.6em; text-align: center; }
.recipe .txt { flex: 1; font-size: 0.85rem; }
.recipe .txt b { display: block; font-size: 0.95rem; }
.recipe .cost.missing { color: var(--bad); }

.timing { position: absolute; inset: 0; display: flex; align-items: flex-end; justify-content: center; padding-bottom: 210px; z-index: 12; pointer-events: none; }
.timing-box { pointer-events: auto; background: rgba(20, 24, 18, 0.94); border: 1px solid var(--accent); border-radius: 16px; padding: 12px; display: flex; flex-direction: column; gap: 8px; align-items: stretch; width: min(340px, 92vw); text-align: center; box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6); }
.timing-box h3 { margin: 0; font: 800 1.1rem var(--display); }
.timing-box p { margin: 0; font-size: 0.82rem; }
.timing-box canvas { width: 100%; height: auto; border-radius: 10px; background: rgba(0, 0, 0, 0.35); }
.timing.aim { padding-bottom: 150px; }
.timing.aim canvas { display: none; }

.over { position: absolute; inset: 0; background: rgba(0, 0, 0, 0.6); display: grid; place-items: center; z-index: 20; padding: 16px; }
.over-box { width: min(420px, 100%); background: #1d231b; border: 1px solid var(--accent); border-radius: 18px; padding: 20px; display: flex; flex-direction: column; gap: 10px; text-align: center; }
.over-box h2 { font-size: 1.8rem; }
.over-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 4px; text-align: left; }
.over-list li { display: flex; gap: 8px; align-items: center; background: rgba(0, 0, 0, 0.3); border-radius: 8px; padding: 6px 10px; }

@media (min-width: 900px) {
    .hud-bottom { height: 150px; }
    .stick-zone { display: none; }
    .feed { width: 300px; }
}