/* ═══════════════════════════════════════════════════════════════════════════
   Shaftfall — black and green, in the Game Room's house style.
   A shop-heavy page, so most of this is rows: machines, upgrades, controls.
   ═══════════════════════════════════════════════════════════════════════════ */

:root {
  --font-display: 'Bebas Neue', 'DM Sans', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, -apple-system, sans-serif;
  --font-mono: 'DM Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  --bg: #000000;
  --surface: #0b0b0b;
  --surface2: #131313;
  --surface3: #1c1c1c;
  --border: #232323;
  --border2: #2f2f2f;

  --text: #f5f5f5;
  --muted: #8a8a8a;

  --green: #1db954;
  --green-bright: #1ed760;
  --green-dim: #0f5c2a;
  --red: #e91429;
  --amber: #f5a623;
}

html[data-theme='light'] {
  --bg: #f4f6f4;
  --surface: #ffffff;
  --surface2: #f0f3f0;
  --surface3: #e6eae6;
  --border: #d8ded8;
  --border2: #c6cec6;
  --text: #101410;
  --muted: #5c665c;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.shell { max-width: 860px; margin: 0 auto; padding: 14px 16px 44px; }

/* ── Header ────────────────────────────────────────────────────────────── */

.header {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding-bottom: 10px; border-bottom: 1px solid var(--border);
}
.home-btn {
  display: inline-flex; align-items: center; gap: 5px;
  font-family: var(--font-mono); font-size: 12px; letter-spacing: .08em;
  color: var(--muted); text-decoration: none; padding: 6px 10px;
  border: 1px solid var(--border); border-radius: 8px;
  transition: color .15s, border-color .15s;
}
.home-btn svg { width: 14px; height: 14px; }
.home-btn:hover { color: var(--green); border-color: var(--green-dim); }
.brand { display: flex; align-items: center; gap: 8px; }
.brand-mark { font-size: 20px; line-height: 1; }
.brand-text { font-family: var(--font-display); font-size: 22px; letter-spacing: .12em; }
.header-right { display: flex; align-items: center; gap: 8px; }
.user-badge { font-family: var(--font-mono); font-size: 11px; color: var(--muted); }
.icon-btn {
  width: 34px; height: 34px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--surface2); color: var(--muted); cursor: pointer;
  display: flex; align-items: center; justify-content: center; padding: 0;
  transition: color .15s, border-color .15s;
}
.icon-btn svg { width: 17px; height: 17px; }
.icon-btn:hover { color: var(--green); border-color: var(--green-dim); }

.settings-dropdown {
  position: absolute; top: calc(100% + 8px); right: 0;
  background: var(--surface2); border: 1px solid var(--border2);
  border-radius: 8px; min-width: 200px; z-index: 100;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.8); overflow: hidden; display: none;
}
.settings-dropdown.open { display: block; }
.dropdown-item {
  display: block; padding: 11px 14px; font-size: 13px; color: var(--muted);
  border-bottom: 1px solid var(--border); cursor: pointer;
  text-decoration: none; transition: color .2s, background .2s;
}
.dropdown-item:hover { color: var(--green); background: var(--surface3); }
.dropdown-item:last-child { border-bottom: none; }

/* ── Screens, buttons, small parts ─────────────────────────────────────── */

.screen { display: none; padding-top: 16px; }
.screen.active { display: block; }

.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.muted { color: var(--muted); }
.mono { font-family: var(--font-mono); }

.btn {
  font-family: var(--font-display); font-size: 16px; letter-spacing: .08em;
  background: var(--surface2); color: var(--text);
  border: 1px solid var(--border2); border-radius: 10px;
  padding: 9px 16px; cursor: pointer;
  transition: background .15s, border-color .15s, color .15s, transform .1s;
}
.btn:hover { border-color: var(--green); color: var(--green); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .4; cursor: not-allowed; }
.btn-primary { background: var(--green); border-color: var(--green); color: #04140a; font-weight: 700; }
.btn-primary:hover { background: var(--green-bright); color: #04140a; }
.btn-sm { font-size: 13px; padding: 6px 11px; border-radius: 8px; }

.chip {
  font-family: var(--font-mono); font-size: 12px; color: var(--green);
  border: 1px solid var(--green-dim); border-radius: 999px; padding: 5px 11px;
  display: inline-block;
}

/* ── The ledger (the numbers that are doing the work) ──────────────────── */

.game-layout { display: flex; flex-direction: column; gap: 14px; }

.ledger {
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
  padding: 12px 14px; border: 1px solid var(--border); border-radius: 12px;
  background: var(--surface);
}
.ledger-cell { display: flex; flex-direction: column; gap: 1px; min-width: 84px; }
.ledger-label {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: .1em;
  color: var(--muted); text-transform: uppercase;
}
.ledger-value { font-family: var(--font-display); font-size: 26px; letter-spacing: .03em; line-height: 1.1; }
.ledger-rate { font-family: var(--font-mono); font-size: 11px; color: var(--green); }
.ledger-rate.warn { color: var(--amber); }
.ledger-rate.bad { color: #ff6b7d; }
.ledger-actions { margin-left: auto; display: flex; gap: 8px; }

/* ── The shaft ─────────────────────────────────────────────────────────── */

.board-wrap { display: flex; justify-content: center; width: 100%; }
#board {
  background: #06090d;
  border: 1px solid var(--border2); border-radius: 12px;
  max-width: 100%; max-height: 58vh;
  width: auto; height: auto;
}

.status-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

/* ── The shop ──────────────────────────────────────────────────────────── */

.shop { display: flex; flex-direction: column; gap: 8px; }
.machine-row {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px; border: 1px solid var(--border); border-radius: 10px;
  background: var(--surface2);
}
.machine-row.affordable { border-color: var(--green-dim); }
.machine-icon { font-size: 22px; width: 28px; text-align: center; }
.machine-info { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.machine-name { font-family: var(--font-display); font-size: 19px; letter-spacing: .04em; }
.machine-blurb { font-size: 12px; color: var(--muted); }
.machine-owned { font-family: var(--font-mono); font-size: 12px; color: var(--green); }
.machine-buy { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; }
.machine-cost { font-family: var(--font-mono); font-size: 12px; }
.machine-cost.poor { color: #ff6b7d; }

/* ── Controls ──────────────────────────────────────────────────────────── */

.controls { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 10px; }
.control-card {
  display: flex; flex-direction: column; gap: 6px; align-items: flex-start;
  padding: 12px 14px; border: 1px solid var(--border); border-radius: 10px;
  background: var(--surface);
}
.control-name { font-family: var(--font-display); font-size: 19px; letter-spacing: .04em; }
.control-card input[type="range"] { width: 100%; accent-color: var(--green); }

/* ── Panels ────────────────────────────────────────────────────────────── */

.panel-block {
  display: flex; flex-direction: column; gap: 8px;
  padding: 14px; border: 1px solid var(--border); border-radius: 12px;
  background: var(--surface);
}
.block-title { font-family: var(--font-display); font-size: 22px; letter-spacing: .04em; margin: 0; }
.block-sub { font-size: 13px; margin: 0; max-width: 70ch; }

.upgrades { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 8px; }
.upgrade-row {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 10px 12px; border: 1px solid var(--border); border-radius: 10px;
  background: var(--surface2);
}
.upgrade-row.owned { border-color: var(--green-dim); }
.upgrade-info { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.upgrade-name { font-family: var(--font-display); font-size: 17px; letter-spacing: .03em; }
.upgrade-blurb { font-size: 11.5px; color: var(--muted); }
.upgrade-cost { font-family: var(--font-mono); font-size: 12px; color: var(--green); }

.collapse-block.locked { opacity: .6; }

/* ── The away report, and the toast ───────────────────────────────────── */

.modal {
  position: fixed; inset: 0; z-index: 200;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0, 0, 0, 0.72); padding: 18px;
}
.modal.hidden { display: none; }
.modal-body {
  width: min(520px, 100%); display: flex; flex-direction: column; gap: 12px;
  padding: 20px; border: 1px solid var(--green-dim); border-radius: 14px;
  background: var(--surface);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.9);
}
.away-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 12px; }

.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%);
  z-index: 300; padding: 10px 16px; border-radius: 10px;
  border: 1px solid var(--green-dim); background: var(--surface2);
  font-family: var(--font-mono); font-size: 13px; color: var(--green-bright);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.8);
}
.toast.hidden { display: none; }
.toast.warn { border-color: var(--red); color: #ff6b7d; }