:root { color-scheme: dark; font-family: Inter, ui-rounded, system-ui, -apple-system, sans-serif; }
* { box-sizing: border-box; }
html, body { min-height: 100%; margin: 0; background: radial-gradient(circle at 15% 10%, #365314, transparent 32%), linear-gradient(145deg, #052e16, #134e4a 55%, #78350f); color: #f8fafc; }
body { min-height: 100dvh; }
button, select { min-height: 46px; border: 1px solid rgba(255,255,255,.2); border-radius: 14px; padding: 10px 14px; background: rgba(3, 38, 33, .78); color: white; font: inherit; font-weight: 750; }
button { cursor: pointer; }
button:focus-visible, select:focus-visible, a:focus-visible { outline: 3px solid #fde68a; outline-offset: 3px; }
.hidden { display: none !important; }
.screen { min-height: 100dvh; padding: calc(18px + env(safe-area-inset-top)) max(14px, env(safe-area-inset-right)) calc(20px + env(safe-area-inset-bottom)) max(14px, env(safe-area-inset-left)); }
.menu-screen, .overlay { display: grid; place-items: center; }
.overlay { position: fixed; z-index: 40; inset: 0; background: rgba(2, 20, 17, .74); backdrop-filter: blur(10px); overflow: auto; }
.card, .play-card { width: min(620px, 100%); border: 1px solid rgba(255,255,255,.16); border-radius: 30px; padding: 26px; background: linear-gradient(145deg, rgba(6, 78, 59, .96), rgba(20, 83, 45, .94)); box-shadow: 0 28px 80px rgba(0,0,0,.35); text-align: center; }
.play-card { margin: 100px auto 0; }
.play-card.wide { width: min(1050px, 100%); }
.card.compact { width: min(500px, 100%); }
.topbar { display: flex; justify-content: space-between; align-items: center; }
.topbar a { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; background: rgba(255,255,255,.1); color: white; text-decoration: none; font-size: 24px; }
.hero-icon, .stage-icon { font-size: clamp(46px, 10vw, 72px); }
.eyebrow { color: #bef264; font-size: 12px; font-weight: 900; letter-spacing: .14em; }
h1 { margin: 6px 0 12px; font-size: clamp(32px, 7vw, 54px); line-height: 1; }
h2 { margin: 7px 0; font-size: clamp(27px, 5vw, 40px); }
p { line-height: 1.5; }
.mode-label { display: grid; gap: 7px; margin: 20px 0 12px; text-align: left; color: #d9f99d; font-size: 13px; }
.primary { width: 100%; border: 0; color: #14532d; background: linear-gradient(135deg, #bef264, #fde68a); }
.card small { display: block; margin-top: 12px; line-height: 1.5; color: #d1fae5; }
.hud { position: fixed; z-index: 20; top: calc(10px + env(safe-area-inset-top)); right: max(10px, env(safe-area-inset-right)); display: flex; gap: 7px; align-items: stretch; }
.hud div { min-width: 72px; padding: 8px; border-radius: 14px; background: rgba(2, 44, 34, .86); text-align: center; backdrop-filter: blur(8px); }
.hud span { display: block; color: #bef264; font-size: 9px; letter-spacing: .08em; }
.hud b { font-size: 18px; }
.hud button { width: 44px; padding: 7px; border-radius: 50%; background: rgba(2, 44, 34, .86); }
.focus-product { width: min(260px, 100%); margin: 22px auto; padding: 25px; border-radius: 24px; background: rgba(255,255,255,.1); font-size: 24px; }
.focus-product .emoji { display: block; font-size: 70px; }
.group-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.group-grid button:last-child { grid-column: 1 / -1; }
.group-grid button, .product { background: rgba(236, 253, 245, .09); }
.progress-text { color: #d9f99d; font-weight: 700; }
.budget-row { display: flex; justify-content: center; gap: 28px; margin: 16px 0; }
.budget-row strong { margin-left: 5px; color: #fde68a; font-size: 22px; }
.requirements { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-bottom: 15px; }
.requirements span { padding: 7px 10px; border-radius: 999px; background: rgba(255,255,255,.1); font-size: 12px; }
.requirements .done { background: rgba(190, 242, 100, .22); color: #ecfccb; }
.product-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(115px, 1fr)); gap: 9px; }
.product { min-height: 105px; padding: 9px; }
.product.selected { border-color: #fde68a; background: rgba(253, 230, 138, .16); }
.product .emoji { display: block; font-size: 32px; }
.product small { display: block; margin-top: 5px; color: #fde68a; }
.cart-panel { margin-top: 18px; padding-top: 15px; border-top: 1px solid rgba(255,255,255,.14); }
.cart { display: flex; flex-wrap: wrap; justify-content: center; gap: 7px; min-height: 42px; }
.cart button { min-height: 38px; padding: 6px 10px; font-size: 12px; }
#checkoutMessage, #swapFeedback { min-height: 24px; color: #fde68a; font-weight: 750; }
.swap-prompt { margin: 18px auto; padding: 14px; border-radius: 18px; background: rgba(255,255,255,.09); color: #fef3c7; font-size: 18px; font-weight: 800; }
.swap-options { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.swap-options button { min-height: 150px; background: rgba(255,255,255,.09); }
.swap-options .emoji { display: block; font-size: 46px; }
.swap-options strong { display: block; margin: 8px 0; }
.swap-options small { color: #fde68a; }
.final-score b { color: #fde68a; font-size: 54px; }
.result-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.result-grid span { padding: 13px; border-radius: 16px; background: rgba(255,255,255,.09); }
.result-grid small, .result-grid b { display: block; }
@media (max-width: 620px) {
  .screen { padding-left: 9px; padding-right: 9px; }
  .card, .play-card { border-radius: 23px; padding: 18px 14px; }
  .play-card { margin-top: 88px; }
  .hud { left: calc(70px + env(safe-area-inset-left)); justify-content: flex-end; }
  .hud div { min-width: 56px; padding: 7px 5px; }
  .hud b { font-size: 15px; }
  .hud button { width: 40px; min-height: 40px; }
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .product { min-height: 95px; font-size: 12px; }
}
@media (max-width: 370px) { .hud div:nth-child(2) { display: none; } .product-grid { grid-template-columns: repeat(2, 1fr); } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; animation: none !important; } }