:root {
  color-scheme: dark;
  --bg: #050b14;
  --panel: #0b1625;
  --panel-2: #101f33;
  --panel-3: #142844;
  --line: rgba(154, 196, 255, .16);
  --text: #eff7ff;
  --muted: #94a9c4;
  --cyan: #61e9ff;
  --blue: #5da1ff;
  --violet: #9c79ff;
  --gold: #f8c961;
  --green: #5fe3a1;
  --danger: #ff7685;
  --shadow: 0 18px 50px rgba(0,0,0,.35);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: radial-gradient(circle at 25% 0%, #112442 0, var(--bg) 45%); color: var(--text); }
body { min-width: 280px; overflow-x: hidden; }
button, input { font: inherit; }
button { color: inherit; }
button:focus-visible, input:focus-visible { outline: 3px solid rgba(97,233,255,.45); outline-offset: 2px; }
button:disabled { cursor: not-allowed; opacity: .48; filter: saturate(.55); }
.app-shell { min-height: 100vh; }
.topbar { min-height: 76px; padding: 12px 20px; display: grid; grid-template-columns: minmax(190px, 1fr) auto 46px; gap: 16px; align-items: center; border-bottom: 1px solid var(--line); background: rgba(5,11,20,.86); backdrop-filter: blur(16px); position: sticky; top: 0; z-index: 20; }
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.brand strong, .brand small { display: block; white-space: nowrap; }
.brand strong { font-size: 15px; letter-spacing: .02em; }
.brand small { color: var(--muted); font-size: 11px; margin-top: 2px; }
.brand-mark { width: 38px; height: 38px; border-radius: 11px; position: relative; background: linear-gradient(135deg, var(--cyan), var(--violet)); box-shadow: 0 0 28px rgba(97,233,255,.22); flex: 0 0 auto; }
.brand-mark::before { content: ""; position: absolute; width: 12px; height: 12px; border-radius: 50%; background: var(--gold); left: 8px; top: 9px; box-shadow: 12px 9px 0 -3px #fff; }
.resource-strip { display: flex; gap: 8px; min-width: 0; }
.resource-pill { min-width: 112px; padding: 8px 11px; border: 1px solid var(--line); border-radius: 12px; background: rgba(16,31,51,.8); overflow: hidden; }
.resource-pill span, .resource-pill strong { display: block; }
.resource-pill span { color: var(--muted); font-size: 10px; text-transform: uppercase; letter-spacing: .09em; }
.resource-pill strong { font-size: 14px; margin-top: 2px; white-space: nowrap; text-overflow: ellipsis; overflow: hidden; }
.dark-matter strong { color: #c7b4ff; }
.icon-button { width: 44px; height: 44px; border-radius: 13px; border: 1px solid var(--line); background: var(--panel-2); cursor: pointer; font-size: 19px; }
.main-layout { display: grid; grid-template-columns: minmax(360px, .86fr) minmax(560px, 1.5fr); min-height: calc(100vh - 76px); }
.scene-panel { position: sticky; top: 76px; height: calc(100vh - 76px); min-height: 500px; overflow: hidden; border-right: 1px solid var(--line); background: #030811; }
#space-canvas { width: 100%; height: 100%; display: block; }
.scene-overlay { position: absolute; left: 18px; right: 18px; bottom: 18px; display: flex; justify-content: space-between; align-items: end; gap: 12px; padding: 13px 15px; border: 1px solid var(--line); border-radius: 14px; background: rgba(5,11,20,.72); backdrop-filter: blur(10px); }
.scene-overlay span, .scene-overlay small { display: block; }
.scene-overlay span { font-weight: 750; }
.scene-overlay small { color: var(--muted); margin-top: 2px; }
.scene-cycle { color: var(--cyan); font-size: 13px; font-weight: 700; text-align: right; }
.control-panel { min-width: 0; padding: 18px clamp(16px, 2.4vw, 30px) 60px; }
.main-nav { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; margin-bottom: 24px; position: sticky; top: 88px; z-index: 10; padding: 6px; border: 1px solid var(--line); border-radius: 15px; background: rgba(8,17,30,.89); backdrop-filter: blur(14px); }
.nav-button { min-height: 42px; border: 0; border-radius: 10px; background: transparent; color: var(--muted); cursor: pointer; font-size: 13px; font-weight: 700; }
.nav-button.active { color: #031017; background: linear-gradient(135deg, var(--cyan), #a4f5ff); box-shadow: 0 8px 24px rgba(97,233,255,.18); }
.view { display: none; }
.view.active { display: block; animation: reveal .2s ease-out; }
@keyframes reveal { from { opacity: 0; transform: translateY(4px); } }
.section-heading { display: flex; justify-content: space-between; gap: 16px; align-items: end; margin-bottom: 18px; }
.section-heading h1 { margin: 3px 0 5px; font-size: clamp(22px, 3vw, 34px); line-height: 1.05; }
.section-heading p { margin: 0; color: var(--muted); max-width: 650px; }
.eyebrow { color: var(--cyan) !important; text-transform: uppercase; letter-spacing: .15em; font-size: 10px; font-weight: 800; }
.summary-chip { padding: 9px 12px; border: 1px solid rgba(97,233,255,.25); border-radius: 999px; background: rgba(97,233,255,.07); color: var(--cyan); font-size: 12px; white-space: nowrap; }
.sector-tabs { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 8px; margin-bottom: 14px; }
.sector-tab { min-height: 57px; padding: 9px 10px; text-align: left; border: 1px solid var(--line); border-radius: 13px; background: var(--panel); cursor: pointer; }
.sector-tab strong, .sector-tab small { display: block; }
.sector-tab strong { font-size: 12px; }
.sector-tab small { margin-top: 3px; color: var(--muted); font-size: 10px; }
.sector-tab.active { border-color: rgba(97,233,255,.56); background: linear-gradient(145deg, rgba(97,233,255,.12), rgba(156,121,255,.08)); }
.sector-tab.locked { border-style: dashed; }
.sector-lock-panel { margin-bottom: 14px; padding: 16px; border: 1px dashed rgba(248,201,97,.34); border-radius: 14px; background: rgba(248,201,97,.055); }
.sector-lock-panel h2 { margin: 0 0 5px; font-size: 17px; }
.sector-lock-panel p { color: var(--muted); margin: 0 0 12px; font-size: 13px; }
.site-grid { display: grid; gap: 14px; }
.site-card { border: 1px solid var(--line); border-radius: 18px; background: linear-gradient(145deg, rgba(17,34,56,.96), rgba(8,19,33,.98)); box-shadow: var(--shadow); overflow: hidden; }
.site-card.selected { border-color: rgba(97,233,255,.48); }
.site-card.locked { background: rgba(10,20,35,.76); }
.site-header { display: flex; gap: 14px; justify-content: space-between; padding: 16px 17px 12px; }
.site-title { display: flex; gap: 11px; min-width: 0; }
.site-orb { width: 38px; height: 38px; border-radius: 50%; flex: 0 0 auto; background: radial-gradient(circle at 35% 30%, var(--orb-hi), var(--orb), #09111c 72%); box-shadow: 0 0 22px color-mix(in srgb, var(--orb) 40%, transparent); }
.site-title h2 { margin: 0; font-size: 17px; }
.site-title p { margin: 3px 0 0; color: var(--muted); font-size: 12px; }
.level-badge { text-align: right; flex: 0 0 auto; }
.level-badge span, .level-badge strong { display: block; }
.level-badge span { color: var(--muted); font-size: 9px; text-transform: uppercase; letter-spacing: .08em; }
.level-badge strong { margin-top: 2px; }
.progress-wrap { padding: 0 17px 13px; }
.progress-meta { display: flex; justify-content: space-between; color: var(--muted); font-size: 11px; margin-bottom: 6px; }
.progress-track { height: 9px; border-radius: 999px; overflow: hidden; background: rgba(255,255,255,.07); }
.progress-fill { height: 100%; width: 0%; background: linear-gradient(90deg, var(--cyan), var(--violet)); box-shadow: 0 0 15px rgba(97,233,255,.4); transition: width .1s linear; }
.metrics { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 1px; background: var(--line); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.metric { padding: 10px 12px; background: rgba(9,20,34,.94); min-width: 0; }
.metric span, .metric strong { display: block; }
.metric span { color: var(--muted); font-size: 9px; text-transform: uppercase; letter-spacing: .07em; }
.metric strong { margin-top: 3px; font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.site-actions { padding: 14px 16px 16px; }
.primary-actions { display: grid; grid-template-columns: 1.15fr 1fr 1fr; gap: 8px; margin-bottom: 9px; }
.upgrade-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 8px; }
.game-button { min-height: 46px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 11px; background: var(--panel-3); cursor: pointer; font-size: 11px; font-weight: 700; line-height: 1.22; }
.game-button span, .game-button small { display: block; }
.game-button small { margin-top: 3px; color: var(--muted); font-size: 9px; font-weight: 500; }
.game-button.primary { color: #021116; border-color: transparent; background: linear-gradient(135deg, var(--cyan), #a2f4ff); }
.game-button.ai { border-color: rgba(156,121,255,.36); background: rgba(156,121,255,.12); }
.game-button.purchased { color: var(--green); border-color: rgba(95,227,161,.3); background: rgba(95,227,161,.08); }
.game-button.unlock { width: 100%; color: #160e01; border-color: transparent; background: linear-gradient(135deg, var(--gold), #ffe6a1); }
.locked-copy { padding: 0 17px 17px; color: var(--muted); font-size: 13px; }
.technology-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 14px; }
.tech-card { padding: 17px; border: 1px solid var(--line); border-radius: 17px; background: linear-gradient(145deg, var(--panel-2), var(--panel)); }
.tech-card h2 { margin: 0 0 5px; font-size: 16px; }
.tech-card p { margin: 0 0 14px; color: var(--muted); font-size: 12px; min-height: 34px; }
.tech-level { display: flex; justify-content: space-between; gap: 10px; margin-bottom: 10px; font-size: 12px; }
.tech-level span { color: var(--muted); }
.warp-card { padding: 20px; border: 1px solid rgba(156,121,255,.27); border-radius: 20px; background: radial-gradient(circle at 100% 0%, rgba(156,121,255,.18), transparent 40%), var(--panel); }
.warp-reward { display: flex; align-items: end; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
.warp-reward strong { display: block; font-size: clamp(40px, 7vw, 74px); color: #cbbdff; line-height: .9; }
.warp-reward span { color: var(--muted); font-size: 12px; }
.warp-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 13px; margin: 16px 0; }
.warp-list { padding: 15px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255,255,255,.025); }
.warp-list h3 { margin: 0 0 8px; font-size: 13px; }
.warp-list ul { margin: 0; padding-left: 18px; color: var(--muted); font-size: 12px; line-height: 1.65; }
.statistics-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; }
.stat-card { padding: 16px; border: 1px solid var(--line); border-radius: 15px; background: var(--panel); }
.stat-card span, .stat-card strong { display: block; }
.stat-card span { color: var(--muted); font-size: 11px; }
.stat-card strong { margin-top: 5px; font-size: 20px; overflow-wrap: anywhere; }
.modal-root:empty { display: none; }
.modal-root { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 18px; background: rgba(1,5,10,.78); backdrop-filter: blur(8px); }
.modal { width: min(500px, 100%); max-height: min(720px, calc(100vh - 36px)); overflow: auto; border: 1px solid var(--line); border-radius: 19px; background: #0c1929; box-shadow: 0 30px 90px rgba(0,0,0,.55); }
.modal-header { display: flex; justify-content: space-between; gap: 12px; align-items: center; padding: 17px 18px 13px; border-bottom: 1px solid var(--line); }
.modal-header h2 { margin: 0; font-size: 19px; }
.modal-close { width: 36px; height: 36px; border: 1px solid var(--line); border-radius: 10px; background: var(--panel-2); cursor: pointer; }
.modal-body { padding: 18px; }
.modal-body p { color: var(--muted); line-height: 1.55; }
.modal-actions { display: flex; justify-content: flex-end; gap: 9px; padding: 0 18px 18px; }
.settings-group { padding: 12px 0; border-bottom: 1px solid var(--line); }
.settings-group:last-child { border-bottom: 0; }
.settings-row { display: grid; grid-template-columns: 1fr auto; gap: 14px; align-items: center; }
.settings-row label { font-weight: 700; font-size: 13px; }
.settings-row small { display: block; color: var(--muted); margin-top: 3px; }
input[type="range"] { width: min(210px, 40vw); accent-color: var(--cyan); }
.switch { width: 48px; height: 26px; border-radius: 999px; background: #263750; border: 0; padding: 3px; cursor: pointer; }
.switch::before { content: ""; display: block; width: 20px; height: 20px; border-radius: 50%; background: #fff; transition: transform .2s; }
.switch.on { background: var(--cyan); }
.switch.on::before { transform: translateX(22px); background: #05202a; }
.danger-button { border-color: rgba(255,118,133,.35); background: rgba(255,118,133,.08); color: #ffadb6; }
.toast-region { position: fixed; z-index: 90; right: 18px; top: 88px; display: grid; gap: 8px; pointer-events: none; }
.toast { max-width: 320px; padding: 11px 13px; border: 1px solid var(--line); border-radius: 12px; background: rgba(12,25,41,.94); box-shadow: var(--shadow); font-size: 12px; animation: toast-in .2s ease-out; }
@keyframes toast-in { from { opacity:0; transform:translateY(-5px); } }
.progress-detail { margin: 8px 0 0; color: var(--muted); font-size: 12px; }
@media (max-width: 1120px) {
  .topbar { grid-template-columns: auto 1fr 44px; }
  .resource-pill.sector-status { display: none; }
  .main-layout { grid-template-columns: minmax(320px,.8fr) minmax(500px,1.2fr); }
}
@media (max-width: 860px) {
  .topbar { position: relative; top: auto; grid-template-columns: 1fr 44px; padding: 10px 12px; }
  .brand { grid-column: 1; }
  .resource-strip { grid-column: 1 / -1; grid-row: 2; display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); }
  .resource-pill { min-width: 0; }
  .icon-button { grid-column: 2; grid-row: 1; }
  .main-layout { display: block; }
  .scene-panel { position: relative; top: auto; height: 42vh; min-height: 280px; border-right: 0; border-bottom: 1px solid var(--line); }
  .control-panel { padding-top: 13px; }
  .main-nav { top: 8px; }
}
@media (max-width: 560px) {
  .brand strong { font-size: 13px; }
  .resource-strip { gap: 5px; }
  .resource-pill { padding: 7px 8px; border-radius: 10px; }
  .resource-pill span { font-size: 8px; }
  .resource-pill strong { font-size: 12px; }
  .control-panel { padding-inline: 10px; }
  .main-nav { grid-template-columns: repeat(2,minmax(0,1fr)); top: 4px; }
  .section-heading { display: block; }
  .summary-chip { display: inline-block; margin-top: 11px; }
  .sector-tabs { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .site-header { padding-inline: 13px; }
  .progress-wrap { padding-inline: 13px; }
  .metrics { grid-template-columns: 1fr; }
  .metric { display: flex; justify-content: space-between; gap: 10px; }
  .metric strong { margin-top: 0; text-align: right; }
  .primary-actions { grid-template-columns: 1fr; }
  .upgrade-grid { grid-template-columns: 1fr; }
  .game-button { min-height: 50px; }
  .technology-grid, .statistics-grid, .warp-columns { grid-template-columns: 1fr; }
  .scene-panel { height: 36vh; min-height: 250px; }
  .scene-overlay { left: 10px; right: 10px; bottom: 10px; }
  .toast-region { top: auto; bottom: 12px; left: 12px; right: 12px; }
  .toast { max-width: none; }
  input[type="range"] { width: 42vw; }
}
@media (orientation: landscape) and (max-height: 520px) {
  .topbar { position: relative; }
  .main-layout { display: grid; grid-template-columns: 42vw 1fr; min-height: auto; }
  .scene-panel { position: sticky; top: 0; height: 100vh; min-height: 300px; border-right: 1px solid var(--line); }
  .control-panel { padding-top: 10px; }
  .main-nav { top: 5px; }
}
.settings-glyph { display: grid; gap: 4px; width: 20px; margin: auto; }
.settings-glyph i { display: block; height: 2px; border-radius: 99px; background: currentColor; position: relative; }
.settings-glyph i:nth-child(1)::after, .settings-glyph i:nth-child(3)::after, .settings-glyph i:nth-child(2)::before { content:""; position:absolute; width:5px; height:5px; border:2px solid currentColor; background:var(--panel-2); border-radius:50%; top:50%; transform:translateY(-50%); }
.settings-glyph i:nth-child(1)::after { right:3px; }
.settings-glyph i:nth-child(2)::before { left:3px; }
.settings-glyph i:nth-child(3)::after { left:8px; }

/* v0.2A visual system */
.scene-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(255,255,255,.035), transparent 20%, transparent 78%, rgba(0,0,0,.22));
  box-shadow: inset 0 0 60px rgba(0,0,0,.42);
}
.scene-overlay { z-index: 2; }
.site-card {
  position: relative;
  isolation: isolate;
}
.site-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--vein), transparent);
  opacity: .48;
  pointer-events: none;
}
.site-orb {
  position: relative;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--vein) 62%, transparent);
  background: radial-gradient(circle at 32% 26%, var(--orb-hi), var(--orb) 55%, #080d16 100%);
}
.site-orb::before,
.site-orb::after,
.site-orb i {
  content: "";
  position: absolute;
  display: block;
}
.site-orb::before {
  width: 22px;
  height: 3px;
  left: 8px;
  top: 19px;
  border-radius: 999px;
  background: var(--vein);
  box-shadow: 0 0 9px var(--vein);
  transform: rotate(-18deg);
}
.site-orb::after {
  width: 9px;
  height: 7px;
  left: 8px;
  top: 8px;
  border-radius: 50%;
  background: rgba(3,8,15,.38);
  box-shadow: 14px 13px 0 -2px rgba(3,8,15,.32);
}
.site-card[data-visual-shape="ridge"] .site-orb,
.site-card[data-visual-shape="canyon"] .site-orb { border-radius: 48% 52% 38% 62% / 57% 35% 65% 43%; }
.site-card[data-visual-shape="ridge"] .site-orb::before,
.site-card[data-visual-shape="canyon"] .site-orb::before { width: 31px; left: 3px; transform: rotate(25deg); }
.site-card[data-visual-shape="hollow"] .site-orb::after { width: 17px; height: 17px; left: 10px; top: 10px; box-shadow: inset 3px 3px 5px rgba(0,0,0,.45); }
.site-card[data-visual-shape="basin"] .site-orb { border-radius: 56% 44% 60% 40%; }
.site-card[data-visual-shape="industrial"] .site-orb { border-radius: 10px; }
.site-card[data-visual-shape="industrial"] .site-orb i { inset: 5px; border: 1px solid rgba(255,255,255,.3); border-radius: 6px; }
.site-card[data-visual-shape="crystal-ring"] .site-orb { border-radius: 50%; overflow: visible; }
.site-card[data-visual-shape="crystal-ring"] .site-orb i { inset: 12px -5px; border: 3px solid var(--vein); border-radius: 50%; transform: rotate(-18deg); opacity: .65; }
.site-card[data-visual-shape="plasma-node"] .site-orb::before { width: 25px; height: 25px; left: 6px; top: 6px; border: 2px solid var(--vein); border-radius: 50%; background: transparent; box-shadow: 0 0 12px var(--vein); }
.site-card[data-visual-shape="vault"] .site-orb { border-radius: 12px; }
.site-card[data-visual-shape="vault"] .site-orb i { width: 14px; height: 14px; border: 2px solid var(--vein); border-radius: 50%; left: 11px; top: 11px; }
.site-card[data-visual-shape="rift"] .site-orb { clip-path: polygon(50% 0, 64% 25%, 96% 18%, 78% 50%, 100% 76%, 63% 73%, 50% 100%, 37% 72%, 4% 82%, 20% 49%, 2% 21%, 37% 27%); }
.site-card[data-visual-shape="quantum-core"] .site-orb { clip-path: polygon(50% 0, 62% 29%, 90% 18%, 71% 43%, 100% 50%, 71% 58%, 90% 84%, 61% 72%, 50% 100%, 39% 72%, 10% 84%, 29% 58%, 0 50%, 29% 42%, 10% 18%, 39% 29%); }
.site-card[data-visual-shape="singularity"] .site-orb::after { width: 22px; height: 22px; left: 7px; top: 7px; background: #000; box-shadow: 0 0 0 3px var(--vein), 0 0 15px var(--vein); }
.site-card.upgrade-pulse {
  animation: upgrade-card-pulse .65s ease-out;
}
.site-card[data-upgrade-flash="drill"] { --flash: var(--vein); }
.site-card[data-upgrade-flash="speed"] { --flash: var(--cyan); }
.site-card[data-upgrade-flash="cargo"] { --flash: var(--gold); }
.site-card[data-upgrade-flash="level"],
.site-card[data-upgrade-flash="automation"] { --flash: var(--impact); }
@keyframes upgrade-card-pulse {
  0% { box-shadow: var(--shadow); transform: translateY(0); }
  30% { box-shadow: 0 0 0 2px var(--flash), 0 0 34px color-mix(in srgb, var(--flash) 55%, transparent); transform: translateY(-2px); }
  100% { box-shadow: var(--shadow); transform: translateY(0); }
}
.offline-reward { margin: 18px 0 8px; }
.offline-note { margin: 6px 0 0; font-size: 12px; }
.offline-claim-button { min-width: 160px; }

@media (max-width: 560px) and (orientation: portrait) {
  .topbar {
    min-height: 0;
    padding: 6px 8px 7px;
    gap: 5px 8px;
    grid-template-columns: 1fr 40px;
  }
  .brand { gap: 8px; }
  .brand-mark { width: 30px; height: 30px; border-radius: 9px; }
  .brand-mark::before { width: 9px; height: 9px; left: 6px; top: 7px; box-shadow: 10px 7px 0 -3px #fff; }
  .brand strong { font-size: 12px; }
  .brand small { font-size: 9px; margin-top: 0; }
  .icon-button { width: 38px; height: 38px; }
  .resource-strip { gap: 4px; }
  .resource-pill { min-height: 35px; padding: 5px 7px; border-radius: 9px; }
  .resource-pill span { font-size: 7px; letter-spacing: .06em; }
  .resource-pill strong { font-size: 11px; margin-top: 1px; }
  .main-layout { display: block; }
  .scene-panel {
    height: 118px;
    min-height: 118px;
    border-bottom: 1px solid var(--line);
  }
  .scene-overlay { left: 8px; right: 8px; bottom: 7px; padding: 7px 9px; }
  .scene-overlay span { font-size: 11px; }
  .scene-overlay small { font-size: 8px; }
  .scene-cycle { font-size: 10px; }
  .control-panel { padding: 6px 8px 42px; }
  .main-nav {
    grid-template-columns: repeat(4, minmax(0,1fr));
    gap: 3px;
    margin-bottom: 7px;
    padding: 3px;
    top: 0;
    border-radius: 11px;
  }
  .nav-button { min-height: 38px; padding: 3px; font-size: 9px; line-height: 1.05; }
  .section-heading { margin-bottom: 6px; }
  .section-heading .eyebrow,
  #mining-sector-description,
  #sector-income { display: none; }
  .section-heading h1 { margin: 0; font-size: 19px; }
  .sector-tabs { grid-template-columns: repeat(4, minmax(0,1fr)); gap: 3px; margin-bottom: 6px; }
  .sector-tab { min-height: 37px; padding: 5px 3px; text-align: center; border-radius: 9px; }
  .sector-tab strong { font-size: 8px; line-height: 1.1; }
  .sector-tab small { display: none; }
  .site-grid { gap: 8px; }
  .site-card { border-radius: 14px; }
  .site-header { padding: 9px 10px 7px; }
  .site-title { gap: 8px; align-items: center; }
  .site-orb { width: 32px; height: 32px; }
  .site-orb::before { width: 18px; left: 7px; top: 15px; }
  .site-orb::after { left: 6px; top: 6px; }
  .site-title h2 { font-size: 14px; }
  .site-title p { margin-top: 1px; font-size: 10px; }
  .level-badge span { font-size: 7px; }
  .level-badge strong { font-size: 12px; }
  .progress-wrap { padding: 0 10px 7px; }
  .progress-meta { margin-bottom: 4px; font-size: 9px; }
  .progress-track { height: 7px; }
  .metrics { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .metric { display: block; padding: 6px 7px; }
  .metric span { font-size: 7px; }
  .metric strong { margin-top: 2px; font-size: 10px; text-align: left; }
  .site-actions { padding: 8px; }
  .primary-actions { grid-template-columns: 1.1fr 1fr 1fr; gap: 4px; margin-bottom: 5px; }
  .upgrade-grid { grid-template-columns: repeat(3,minmax(0,1fr)); gap: 4px; }
  .game-button { min-height: 48px; padding: 5px 4px; border-radius: 9px; font-size: 9px; }
  .game-button small { margin-top: 2px; font-size: 7px; line-height: 1.1; }
  .locked-copy { padding: 0 10px 8px; font-size: 11px; }
  .modal-root { padding: 8px; }
  .modal { max-height: calc(100vh - 16px); border-radius: 15px; }
  .modal-header { padding: 12px 13px 9px; }
  .modal-body { padding: 13px; }
  .modal-actions { padding: 0 13px 13px; }
}

@media (orientation: landscape) and (max-height: 520px) {
  .topbar { min-height: 58px; padding: 7px 10px; grid-template-columns: minmax(160px,.7fr) 1.3fr 40px; }
  .brand-mark { width: 32px; height: 32px; }
  .resource-pill { padding: 5px 7px; min-width: 0; }
  .resource-pill span { font-size: 7px; }
  .resource-pill strong { font-size: 11px; }
  .main-layout { grid-template-columns: 40vw minmax(0,1fr); min-height: calc(100vh - 58px); }
  .scene-panel { position: sticky; top: 0; height: calc(100vh - 58px); min-height: 280px; }
  .control-panel { padding: 7px 9px 34px; }
  .main-nav { grid-template-columns: repeat(4,minmax(0,1fr)); gap: 3px; margin-bottom: 8px; padding: 3px; top: 3px; }
  .nav-button { min-height: 34px; padding: 3px; font-size: 9px; }
  .section-heading { margin-bottom: 7px; }
  .section-heading h1 { font-size: 19px; }
  .section-heading p { font-size: 10px; }
  .sector-tabs { gap: 4px; margin-bottom: 7px; }
  .sector-tab { min-height: 39px; padding: 5px; }
  .sector-tab strong { font-size: 8px; }
  .sector-tab small { display: none; }
  .site-header { padding: 9px 10px 7px; }
  .progress-wrap { padding: 0 10px 8px; }
  .metric { padding: 6px 7px; }
  .site-actions { padding: 8px; }
  .game-button { min-height: 42px; padding: 5px; font-size: 9px; }
  .game-button small { font-size: 7px; }
}

/* v0.2 active systems */
.main-nav { grid-template-columns: repeat(5, minmax(0,1fr)); }
.mission-nav-button { position: relative; }
.nav-badge { position: absolute; right: 5px; top: 4px; min-width: 18px; height: 18px; padding: 0 5px; display: grid; place-items: center; border-radius: 99px; color: #170d00; background: var(--gold); font-size: 9px; box-shadow: 0 0 12px rgba(248,201,97,.45); }
.boost-strip { display: flex; flex-wrap: wrap; gap: 7px; margin: -10px 0 14px; }
.boost-chip { display: flex; gap: 7px; align-items: center; min-height: 34px; padding: 6px 10px; border: 1px solid rgba(97,233,255,.28); border-radius: 999px; background: linear-gradient(135deg,rgba(97,233,255,.11),rgba(156,121,255,.10)); }
.boost-chip span { color: var(--muted); font-size: 9px; text-transform: uppercase; letter-spacing: .06em; }
.boost-chip strong { color: var(--cyan); font-size: 12px; }
.boost-chip small { min-width: 38px; color: #fff; font-size: 10px; text-align: right; }
.fragment-panel { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 14px; padding: 14px 16px; border: 1px solid rgba(248,201,97,.25); border-radius: 16px; background: radial-gradient(circle at 0 0,rgba(248,201,97,.12),transparent 55%),var(--panel); }
.fragment-panel span,.fragment-panel strong,.fragment-panel small { display: block; }
.fragment-panel span { color: var(--gold); font-size: 11px; font-weight: 750; text-transform: uppercase; letter-spacing: .08em; }
.fragment-panel strong { margin-top: 2px; font-size: 22px; }
.fragment-panel small { margin-top: 2px; color: var(--muted); }
.fragment-button { min-width: 170px; border-color: rgba(248,201,97,.35); background: rgba(248,201,97,.09); }
.mission-grid { display: grid; gap: 12px; }
.mission-card { padding: 15px 16px; border: 1px solid var(--line); border-radius: 17px; background: linear-gradient(145deg,var(--panel-2),var(--panel)); }
.mission-card.claimable { border-color: rgba(97,233,255,.52); box-shadow: 0 0 28px rgba(97,233,255,.08); }
.mission-card.claimed { opacity: .72; }
.mission-heading { display: flex; justify-content: space-between; align-items: start; gap: 12px; }
.mission-heading h2 { margin: 0; font-size: 15px; }
.mission-heading p { margin: 4px 0 0; color: var(--muted); font-size: 11px; }
.mission-policy { flex: 0 0 auto; padding: 4px 7px; border: 1px solid var(--line); border-radius: 99px; color: var(--muted); font-size: 8px; text-transform: uppercase; letter-spacing: .06em; }
.mission-progress { display: grid; grid-template-columns: 1fr auto; gap: 10px; align-items: center; margin: 12px 0; }
.mission-progress span { min-width: 74px; color: var(--muted); font-size: 10px; text-align: right; }
.mission-footer { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.mission-footer > strong { color: var(--gold); font-size: 11px; }
.mission-footer .game-button { min-width: 130px; }
.warp-breakdown { margin: -8px 0 12px; color: #cbbdff; font-size: 12px; }
.rich-asteroid-layer { position: absolute; inset: 0; z-index: 4; pointer-events: none; overflow: hidden; }
.rich-asteroid-target { position: absolute; width: 108px; min-height: 96px; padding: 0; border: 0; background: transparent; cursor: pointer; pointer-events: auto; transform: translate(-50%,-50%); filter: drop-shadow(0 0 16px rgba(248,201,97,.7)); }
.rich-asteroid-target:disabled { opacity: 1; filter: drop-shadow(0 0 22px rgba(97,233,255,.8)); }
.rich-rock { position: relative; display: block; width: 58px; height: 50px; margin: 0 auto; clip-path: polygon(17% 12%,48% 0,80% 12%,100% 43%,84% 81%,54% 100%,18% 88%,0 55%); background: radial-gradient(circle at 35% 25%,#fff3ac 0 5%,#e1a848 7% 15%,#6f4c5d 36%,#241b35 75%,#0c0915); box-shadow: inset -8px -8px 14px rgba(0,0,0,.35); animation: rich-float 1.4s ease-in-out infinite alternate; }
.rich-rock::before,.rich-rock::after,.rich-rock i,.rich-rock b { content:""; position:absolute; display:block; }
.rich-rock::before { width: 34px; height: 4px; left: 10px; top: 25px; border-radius: 99px; transform: rotate(-24deg); background: #ffd768; box-shadow: 0 0 9px #ffd768,0 0 18px rgba(215,130,255,.75); }
.rich-rock::after { width: 10px; height: 10px; left: 15px; top: 11px; border-radius:50%; background:rgba(8,5,16,.5); box-shadow:21px 17px 0 -2px rgba(8,5,16,.45); }
.rich-rock i { inset: -5px; border: 2px solid rgba(215,130,255,.6); border-radius: 50%; animation: rich-ring 2s linear infinite; }
.rich-rock b { width: 7px; height: 7px; right: 5px; top: 7px; border-radius: 50%; background:#fff; box-shadow: 0 0 12px #fff; }
.rich-prompt { display: block; margin-top: 5px; padding: 4px 7px; border: 1px solid rgba(248,201,97,.42); border-radius: 9px; background: rgba(5,11,20,.84); backdrop-filter: blur(5px); white-space: nowrap; }
.rich-prompt strong,.rich-prompt small { display:block; }
.rich-prompt strong { color:#ffe7a1; font-size:10px; }
.rich-prompt small { color:#fff; font-size:9px; margin-top:1px; }
.rich-asteroid-target.scanning .rich-rock { animation: rich-scan-rock .3s ease-in-out infinite alternate; }
.rich-asteroid-target.scanning .rich-rock::before { background: var(--cyan); box-shadow: 0 0 10px var(--cyan),0 0 24px var(--cyan); }
@keyframes rich-float { to { transform:translateY(-7px) rotate(2deg); } }
@keyframes rich-ring { to { transform:rotate(360deg); } }
@keyframes rich-scan-rock { to { filter:brightness(1.55); transform:scale(1.06); } }
.tutorial-root:empty { display:none; }
.tutorial-root { position:fixed; inset:0; z-index:95; pointer-events:none; }
.tutorial-card { position:fixed; z-index:97; padding:11px 12px; border:1px solid rgba(97,233,255,.55); border-radius:13px; background:rgba(8,20,34,.96); box-shadow:0 14px 45px rgba(0,0,0,.55),0 0 24px rgba(97,233,255,.14); pointer-events:auto; }
.tutorial-card p { margin:0; font-size:12px; line-height:1.42; }
.tutorial-card button { margin-top:8px; padding:0; border:0; background:transparent; color:var(--muted); font-size:10px; cursor:pointer; text-decoration:underline; }
.tutorial-highlight { position:relative; z-index:96 !important; box-shadow:0 0 0 3px var(--cyan),0 0 28px rgba(97,233,255,.75) !important; animation:tutorial-pulse 1.1s ease-in-out infinite alternate; }
@keyframes tutorial-pulse { to { box-shadow:0 0 0 5px rgba(97,233,255,.6),0 0 38px rgba(97,233,255,.85); } }

@media (max-width: 700px) {
  .main-nav { grid-template-columns: repeat(5,minmax(0,1fr)); }
  .nav-button { font-size: 9px; padding-inline: 2px; }
  .nav-badge { right:2px; top:2px; min-width:15px; height:15px; font-size:8px; }
  .fragment-panel { align-items:stretch; flex-direction:column; }
  .fragment-button { width:100%; min-width:0; }
  .mission-heading,.mission-footer { align-items:stretch; flex-direction:column; }
  .mission-footer .game-button { width:100%; min-width:0; }
  .rich-asteroid-target { width:92px; min-height:88px; }
  .rich-rock { width:52px; height:45px; }
}
@media (max-width: 560px) and (orientation: portrait) {
  .main-nav { grid-template-columns: repeat(5,minmax(0,1fr)); }
  .nav-button { min-height:40px; font-size:8px; }
  .boost-strip { margin:-2px 0 7px; gap:4px; }
  .boost-chip { min-height:29px; padding:4px 7px; }
  .boost-chip span { font-size:7px; }
  .boost-chip strong,.boost-chip small { font-size:8px; }
  .mission-card { padding:11px; }
  .mission-heading h2 { font-size:13px; }
  .rich-asteroid-target { width:86px; min-height:82px; }
  .rich-prompt strong { font-size:9px; }
}
@media (orientation: landscape) and (max-height:520px) {
  .main-nav { grid-template-columns: repeat(5,minmax(0,1fr)); }
  .rich-asteroid-target { width:86px; min-height:78px; }
  .rich-rock { width:47px; height:41px; }
}

/* v1.0A startup lifecycle */
.startup-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: grid;
  place-items: center;
  padding: 20px;
  background:
    radial-gradient(circle at 50% 35%, rgba(42, 129, 193, .22), transparent 34%),
    linear-gradient(155deg, #030914 0%, #071725 55%, #02050b 100%);
  color: #effaff;
}
.startup-overlay[hidden] { display: none; }
.startup-panel {
  width: min(440px, 100%);
  padding: 30px;
  border: 1px solid rgba(121, 224, 255, .32);
  border-radius: 22px;
  background: rgba(7, 19, 34, .94);
  box-shadow: 0 28px 80px rgba(0, 0, 0, .5), inset 0 1px rgba(255,255,255,.05);
  text-align: center;
}
.startup-panel h1 { margin: 5px 0 10px; font-size: clamp(1.55rem, 5vw, 2.25rem); }
.startup-panel p { margin: 8px 0; color: #b9d6e8; }
.startup-orbit {
  position: relative;
  display: inline-block;
  width: 64px;
  height: 64px;
  margin-bottom: 8px;
  border: 2px solid rgba(93, 226, 255, .25);
  border-top-color: #62e9ff;
  border-radius: 50%;
  animation: startup-spin 1.2s linear infinite;
}
.startup-orbit::before {
  content: '';
  position: absolute;
  inset: 15px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #f6fbff, #6b8fae 45%, #27394b 76%);
  box-shadow: 0 0 20px rgba(97, 230, 255, .45);
}
.startup-orbit i {
  position: absolute;
  top: -5px;
  left: 26px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #ffd56b;
  box-shadow: 0 0 12px #ffd56b;
}
.startup-progress {
  height: 6px;
  margin-top: 20px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255,255,255,.08);
}
.startup-progress i {
  display: block;
  width: 42%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #4ebeff, #7af6e7, #ffd56b);
  animation: startup-progress 1.25s ease-in-out infinite alternate;
}
.startup-error .startup-panel { border-color: rgba(255, 132, 132, .42); }
@keyframes startup-spin { to { transform: rotate(360deg); } }
@keyframes startup-progress { from { transform: translateX(-80%); } to { transform: translateX(220%); } }
@media (prefers-reduced-motion: reduce) {
  .startup-orbit, .startup-progress i { animation-duration: 4s; }
}
.settings-status { display:flex; justify-content:space-between; gap:14px; align-items:center; padding:10px 12px; margin-bottom:8px; border:1px solid var(--line); border-radius:12px; background:rgba(38,78,118,.18); }
.settings-status strong { font-size:12px; color:var(--muted); text-transform:uppercase; letter-spacing:.06em; }
.settings-status span { font-size:13px; text-align:right; color:var(--text); }
.ad-input-locked #app { pointer-events:none; }
.rewarded-placement { border-color: rgba(255,204,88,.55); background: linear-gradient(135deg, rgba(92,65,20,.75), rgba(42,54,90,.9)); }
.rewarded-offer { display:flex; align-items:center; gap:10px; max-width:360px; }
.rewarded-offer .game-button { min-height:36px; padding:7px 10px; }