/* Mech Salvage — industrial salvage visual language: rust, steel, signal orange. */
:root {
  --ink: #0c0a09;
  --rust-0: #160f0c;
  --rust-1: #241713;
  --rust-2: #3a241b;
  --steel-0: #2b2b2e;
  --steel-1: #43434a;
  --bone: #d9cbb3;
  --bone-dim: #9c8f7a;
  --orange: #ff6a1a;
  --orange-hot: #ff8f3d;
  --amber: #ffb347;
  --signal: #5fd0c8;
  --good: #8fbf5a;
  --bad: #ff6a4a;
  --panel: rgba(16, 11, 9, 0.92);
  --line: rgba(255, 106, 26, 0.35);
  --ease-hyd: cubic-bezier(0.2, 0.9, 0.15, 1);
  --ease-mech: cubic-bezier(0.16, 1.02, 0.3, 1);
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0; height: 100%;
  background: var(--ink);
  color: var(--bone);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  overflow: hidden;
  -webkit-text-size-adjust: 100%;
}
#app { position: fixed; inset: 0; }
#stage { position: absolute; inset: 0; width: 100%; height: 100%; display: block; touch-action: none; }
#overlay-root { position: absolute; inset: 0; pointer-events: none; }
#overlay-root > * { pointer-events: auto; }
.noscript { position: fixed; inset: 0; display: grid; place-items: center; padding: 2rem; text-align: center; }

.hidden { display: none !important; }
.dim { color: var(--bone-dim); }
.small { font-size: 0.72rem; }
.warn { color: var(--amber); }
.accent { color: var(--orange) !important; border-color: var(--orange) !important; }

/* ---------------- buttons ---------------- */
.btn {
  appearance: none;
  background: linear-gradient(180deg, rgba(58, 36, 27, 0.9), rgba(22, 15, 12, 0.95));
  color: var(--bone);
  border: 1px solid var(--line);
  padding: 0.55rem 0.9rem;
  font: inherit; font-size: 0.78rem; letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 0.18s var(--ease-hyd), background 0.18s var(--ease-hyd), border-color 0.18s var(--ease-hyd);
  min-height: 40px;
}
.btn:hover { background: rgba(255, 106, 26, 0.14); border-color: var(--orange); }
.btn:active { transform: translateY(1px) scale(0.985); }
.btn:focus-visible { outline: 2px solid var(--amber); outline-offset: 2px; }
.btn-primary {
  background: linear-gradient(180deg, var(--orange-hot), #d24e08);
  color: #1a0e06; font-weight: 700; border-color: var(--orange-hot);
  box-shadow: 0 0 0 1px rgba(255, 143, 61, 0.25), 0 10px 30px -14px rgba(255, 106, 26, 0.8);
}
.btn-primary:hover { background: linear-gradient(180deg, #ffa860, var(--orange)); }
.btn-lg { padding: 0.85rem 1.6rem; font-size: 0.9rem; min-height: 52px; }
.btn.small { padding: 0.4rem 0.6rem; font-size: 0.7rem; min-height: 34px; }
.btn-ghost { background: transparent; border-color: rgba(255, 255, 255, 0.14); min-width: 44px; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ---------------- title ---------------- */
.screen { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; }
.title-screen {
  background:
    radial-gradient(120% 90% at 50% 18%, rgba(255, 106, 26, 0.10), transparent 58%),
    radial-gradient(100% 70% at 50% 110%, rgba(0, 0, 0, 0.85), transparent 60%);
  padding: 2rem;
}
.title-inner { max-width: 720px; text-align: center; animation: rise 0.9s var(--ease-mech) both; }
.title-kicker { color: var(--orange); letter-spacing: 0.42em; font-size: 0.72rem; margin-bottom: 1rem; }
.title-main {
  font-size: clamp(2.6rem, 9vw, 5.4rem);
  line-height: 0.9; margin: 0 0 1.2rem; letter-spacing: 0.02em;
  color: var(--bone);
  text-shadow: 0 4px 0 rgba(0,0,0,0.6), 0 0 60px rgba(255, 106, 26, 0.25);
}
.title-main span { display: block; color: var(--orange); }
.title-lede { color: var(--bone-dim); line-height: 1.7; font-size: 0.92rem; max-width: 58ch; margin: 0 auto 1.8rem; }
.title-actions { margin-bottom: 1.6rem; }
.title-controls { display: flex; flex-wrap: wrap; gap: 0.5rem 1.1rem; justify-content: center; color: var(--bone-dim); font-size: 0.72rem; }
.title-controls b { color: var(--amber); }

/* ---------------- base screen ---------------- */
.base-screen {
  background:
    radial-gradient(120% 100% at 20% 0%, rgba(255, 106, 26, 0.08), transparent 50%),
    linear-gradient(180deg, #120c09 0%, #0a0706 100%);
  display: flex; flex-direction: column; align-items: stretch; justify-content: flex-start;
  overflow: hidden;
}
.base-header {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 0.85rem 1.2rem;
  border-bottom: 1px solid var(--line);
  background: rgba(10, 7, 6, 0.85);
  flex-wrap: wrap;
}
.brand { font-size: 0.86rem; letter-spacing: 0.24em; color: var(--bone); }
.brand b { color: var(--orange); }
.brand-mark { color: var(--orange); margin-right: 0.3rem; }
.hud-stats { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
.chip {
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 0.3rem 0.55rem; font-size: 0.7rem; color: var(--bone-dim);
  background: rgba(0, 0, 0, 0.3);
}
.chip b { color: var(--bone); }
.chip.scrap b { color: var(--amber); }

.tabs {
  display: flex; gap: 0; overflow-x: auto;
  border-bottom: 1px solid var(--line);
  background: rgba(8, 6, 5, 0.6);
  scrollbar-width: thin;
}
.tab {
  appearance: none; background: transparent; border: 0; border-right: 1px solid rgba(255,255,255,0.06);
  color: var(--bone-dim); font: inherit; font-size: 0.76rem; letter-spacing: 0.14em;
  padding: 0.85rem 1.15rem; cursor: pointer; white-space: nowrap;
  transition: color 0.18s var(--ease-hyd), background 0.18s var(--ease-hyd);
  min-height: 48px;
}
.tab:hover { color: var(--bone); background: rgba(255, 106, 26, 0.07); }
.tab.active { color: var(--orange); background: rgba(255, 106, 26, 0.12); box-shadow: inset 0 -2px 0 var(--orange); }
.tab:focus-visible { outline: 2px solid var(--amber); outline-offset: -2px; }

.base-body { flex: 1; overflow-y: auto; padding: 1.1rem; -webkit-overflow-scrolling: touch; }
.base-body::-webkit-scrollbar { width: 10px; }
.base-body::-webkit-scrollbar-thumb { background: var(--rust-2); border: 2px solid transparent; background-clip: padding-box; }

.panel {
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 1rem 1.1rem; margin-bottom: 1rem;
  animation: rise 0.4s var(--ease-hyd) both;
}
.panel h2 { margin: 0 0 0.8rem; font-size: 0.82rem; letter-spacing: 0.2em; color: var(--orange); font-weight: 600; }
.panel h2 .dim { font-size: 0.7rem; letter-spacing: 0.08em; }
.panel h3 { font-size: 0.72rem; letter-spacing: 0.16em; color: var(--amber); margin: 0 0 0.5rem; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; align-items: start; }

/* regions */
.region-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 0.8rem; }
.region-card {
  appearance: none; text-align: left; cursor: pointer; font: inherit;
  background: linear-gradient(180deg, rgba(36, 23, 19, 0.9), rgba(14, 10, 8, 0.95));
  border: 1px solid rgba(255, 255, 255, 0.1); color: var(--bone);
  padding: 0.9rem; transition: transform 0.2s var(--ease-hyd), border-color 0.2s var(--ease-hyd);
  min-height: 44px;
}
.region-card:hover:not(.locked) { border-color: var(--orange); transform: translateY(-2px); }
.region-card.selected { border-color: var(--orange); box-shadow: inset 0 0 0 1px rgba(255,106,26,0.4), 0 0 30px -12px rgba(255,106,26,0.8); }
.region-card.locked { opacity: 0.45; cursor: not-allowed; }
.region-tier { color: var(--amber); font-size: 0.66rem; letter-spacing: 0.2em; }
.region-name { font-size: 0.95rem; margin: 0.25rem 0; color: var(--bone); }
.region-sub { font-size: 0.66rem; color: var(--bone-dim); letter-spacing: 0.08em; }
.region-meta { margin-top: 0.6rem; font-size: 0.68rem; color: var(--orange-hot); }
.region-amb { margin-top: 0.5rem; font-size: 0.68rem; color: var(--bone-dim); line-height: 1.5; font-style: italic; }
.deploy-actions { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-top: 1rem; flex-wrap: wrap; }
.deploy-target { font-size: 0.8rem; color: var(--bone-dim); }
.deploy-target b { color: var(--bone); }
.hints ul { margin: 0; padding-left: 1.1rem; font-size: 0.76rem; line-height: 1.7; color: var(--bone-dim); }
.hints b { color: var(--bone); }

/* rig */
.slots { display: grid; gap: 0.5rem; }
.slot { border: 1px solid rgba(255, 255, 255, 0.09); padding: 0.6rem 0.7rem; background: rgba(0,0,0,0.25); }
.slot-head { display: flex; justify-content: space-between; font-size: 0.66rem; letter-spacing: 0.14em; color: var(--bone-dim); }
.slot-cond { color: var(--amber); }
.slot-name { font-size: 0.86rem; margin: 0.3rem 0 0.5rem; }
.stat-lines { display: grid; gap: 0.3rem; }
.stat-line { display: flex; justify-content: space-between; font-size: 0.78rem; border-bottom: 1px dashed rgba(255,255,255,0.08); padding: 0.25rem 0; }
.stat-line b { color: var(--bone); }
.overhaul { margin-top: 0.9rem; }

/* cargo */
.cargo-list { display: grid; gap: 0.6rem; }
.cargo-row { display: flex; justify-content: space-between; gap: 1rem; align-items: center; border: 1px solid rgba(255,255,255,0.08); padding: 0.7rem 0.8rem; background: rgba(0,0,0,0.25); flex-wrap: wrap; }
.cargo-info { flex: 1 1 260px; min-width: 0; }
.cargo-name { font-size: 0.88rem; }
.cargo-meta { font-size: 0.66rem; color: var(--amber); letter-spacing: 0.06em; margin-top: 0.2rem; }
.cargo-lore { font-size: 0.72rem; color: var(--bone-dim); margin-top: 0.35rem; line-height: 1.5; }
.cargo-actions { display: flex; gap: 0.4rem; flex-wrap: wrap; }

/* archive */
.archive-list { display: grid; gap: 0.7rem; }
.archive-item { border-left: 3px solid var(--signal); padding: 0.4rem 0.8rem; background: rgba(95, 208, 200, 0.05); }
.archive-name { font-size: 0.9rem; color: var(--bone); }
.archive-lore { font-size: 0.74rem; color: var(--bone-dim); line-height: 1.55; margin: 0.3rem 0; font-style: italic; }
.archive-meta { font-size: 0.64rem; color: var(--signal); letter-spacing: 0.1em; }

/* contracts */
.contract { border: 1px solid rgba(255,255,255,0.09); padding: 0.8rem; margin-bottom: 0.7rem; background: rgba(0,0,0,0.25); }
.contract.active { border-color: rgba(255, 106, 26, 0.5); }
.contract.done { opacity: 0.7; border-color: rgba(143, 191, 90, 0.4); }
.contract-head { display: flex; justify-content: space-between; gap: 1rem; align-items: baseline; }
.contract-title { color: var(--orange); font-size: 0.86rem; letter-spacing: 0.06em; }
.contract-client { font-size: 0.66rem; color: var(--bone-dim); }
.contract-brief { font-size: 0.76rem; color: var(--bone-dim); line-height: 1.6; margin: 0.5rem 0; }
.contract-obj { font-size: 0.72rem; color: var(--amber); }
.contract-foot { display: flex; align-items: center; gap: 0.7rem; margin-top: 0.6rem; flex-wrap: wrap; }
.region-tag { font-size: 0.64rem; color: var(--signal); letter-spacing: 0.1em; }
.reward { font-size: 0.72rem; color: var(--amber); margin-right: auto; }

/* log */
.log-list { display: grid; gap: 0.3rem; max-height: 60vh; overflow-y: auto; }
.log-line { font-size: 0.76rem; color: var(--bone-dim); padding: 0.3rem 0; border-bottom: 1px dashed rgba(255,255,255,0.06); line-height: 1.5; }
.log-line.good { color: var(--good); }
.log-line.bad { color: var(--bad); }
.log-t { color: var(--steel-1); margin-right: 0.7rem; }

/* ---------------- modal / pause / ending ---------------- */
.pause-screen, .ending-screen {
  background: rgba(6, 4, 3, 0.86);
  backdrop-filter: blur(3px);
  padding: 1.5rem;
  overflow-y: auto;
}
.modal, .ending-inner {
  max-width: 760px; width: 100%;
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 1.6rem;
  animation: rise 0.5s var(--ease-mech) both;
}
.modal h2 { color: var(--orange); letter-spacing: 0.2em; font-size: 1rem; margin: 0 0 0.6rem; }
.modal p { color: var(--bone-dim); font-size: 0.84rem; }
.modal-actions { display: flex; gap: 0.7rem; flex-wrap: wrap; margin-top: 1.2rem; }
.ending-title { font-size: clamp(1.8rem, 6vw, 3rem); color: var(--orange); margin: 0.3rem 0 1rem; letter-spacing: 0.05em; }
.ending-body { color: var(--bone); line-height: 1.8; font-size: 0.9rem; }
.ending-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); gap: 0.7rem; margin: 1.4rem 0; }
.stat { border: 1px solid rgba(255,255,255,0.1); padding: 0.7rem; text-align: center; background: rgba(0,0,0,0.3); }
.stat-value { display: block; font-size: 1.5rem; color: var(--amber); }
.stat-label { font-size: 0.62rem; letter-spacing: 0.16em; color: var(--bone-dim); }
.ending-archive { margin-top: 1rem; }
.ending-archive h3 { color: var(--signal); font-size: 0.76rem; letter-spacing: 0.18em; }
.ending-archive ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.6rem; }
.ending-archive li { border-left: 3px solid var(--signal); padding-left: 0.8rem; font-size: 0.8rem; }
.ending-archive li b { display: block; color: var(--bone); }
.ending-archive li span { color: var(--bone-dim); font-style: italic; font-size: 0.74rem; line-height: 1.5; }

/* ---------------- touch controls ---------------- */
.touch-controls { position: absolute; inset: 0; pointer-events: none; }
.stick {
  position: absolute; left: 22px; bottom: 26px; width: 132px; height: 132px;
  border-radius: 50%; border: 2px solid rgba(255, 106, 26, 0.4);
  background: radial-gradient(circle, rgba(255,106,26,0.10), rgba(0,0,0,0.35));
  pointer-events: auto; touch-action: none;
}
.stick-nub {
  position: absolute; left: 50%; top: 50%; width: 54px; height: 54px; margin: -27px 0 0 -27px;
  border-radius: 50%; background: rgba(255, 143, 61, 0.5); border: 2px solid var(--orange);
  transition: transform 0.08s linear;
}
.touch-buttons { position: absolute; right: 20px; bottom: 30px; display: grid; gap: 12px; pointer-events: auto; }
.tbtn {
  appearance: none; width: 92px; height: 62px; border-radius: 10px;
  border: 2px solid rgba(255, 106, 26, 0.5); background: rgba(20, 12, 9, 0.8);
  color: var(--orange); font: inherit; font-size: 0.76rem; letter-spacing: 0.1em;
  touch-action: none;
}
.tbtn.ghost { border-color: rgba(95, 208, 200, 0.5); color: var(--signal); }

@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

/* ---------------- responsive ---------------- */
@media (max-width: 860px) {
  .two-col { grid-template-columns: 1fr; }
  .base-header { padding: 0.7rem 0.9rem; }
  .brand { font-size: 0.72rem; letter-spacing: 0.16em; }
  .chip { font-size: 0.64rem; }
  .base-body { padding: 0.8rem; }
  .cargo-row { align-items: flex-start; }
  .cargo-actions .btn { flex: 1 1 auto; }
  .modal, .ending-inner { padding: 1.1rem; }
  .title-inner { padding: 0 0.5rem; }
}
@media (max-width: 520px) {
  .region-grid { grid-template-columns: 1fr; }
  .tabs .tab { padding: 0.8rem 0.9rem; font-size: 0.7rem; }
  .touch-buttons { right: 12px; bottom: 24px; }
  .stick { left: 14px; bottom: 22px; width: 118px; height: 118px; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}