:root {
    color-scheme: dark;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html, body { width: 100%; height: 100%; margin: 0; overflow: hidden; background: #111722; color: #f7f3ea; }
button { font: inherit; }
#app { width: 100%; height: 100%; display: block; touch-action: none; background: radial-gradient(circle at 50% 35%, #6d88a0 0, #273646 48%, #111722 100%); }

.quality-gate {
    position: fixed; inset: 0; z-index: 20; display: grid; place-items: center; padding: 22px;
    background: linear-gradient(180deg, rgba(14, 22, 31, .5), rgba(8, 13, 20, .86));
    backdrop-filter: blur(16px);
}
.quality-gate[data-hidden='true'] { display: none; }
.quality-card { width: min(760px, 100%); padding: clamp(22px, 5vw, 42px); border: 1px solid rgba(255,255,255,.14); border-radius: 26px; background: rgba(20, 27, 36, .82); box-shadow: 0 32px 100px rgba(0,0,0,.45); }
.eyebrow { margin: 0 0 8px; font-size: 11px; letter-spacing: .23em; color: #d7c49a; }
h1 { margin: 0; font-family: Georgia, serif; font-size: clamp(30px, 6vw, 52px); font-weight: 500; line-height: .98; }
.intro { max-width: 590px; margin: 16px 0 24px; color: rgba(247,243,234,.68); line-height: 1.55; }
.quality-options { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.quality-option { position: relative; min-height: 176px; padding: 19px; border: 1px solid rgba(255,255,255,.12); border-radius: 18px; text-align: left; color: inherit; background: rgba(255,255,255,.045); cursor: pointer; transition: transform .18s ease, border-color .18s ease, background .18s ease; }
.quality-option:hover, .quality-option:focus-visible { transform: translateY(-3px); border-color: rgba(232,205,145,.72); background: rgba(232,205,145,.09); outline: none; }
.quality-option.recommended { border-color: rgba(232,205,145,.42); }
.quality-option.remembered::after { content: 'Last used'; position: absolute; right: 14px; bottom: 12px; font-size: 10px; color: #d7c49a; letter-spacing: .08em; text-transform: uppercase; }
.badge { display: inline-flex; margin-bottom: 10px; padding: 5px 8px; border-radius: 999px; background: rgba(232,205,145,.14); color: #ead6a8; font-size: 10px; text-transform: uppercase; letter-spacing: .08em; }
.quality-name, .quality-size, .quality-note { display: block; }
.quality-name { font-family: Georgia, serif; font-size: 23px; }
.quality-size { margin-top: 8px; color: #ead6a8; font-size: 12px; }
.quality-note { margin-top: 11px; color: rgba(247,243,234,.58); font-size: 12px; line-height: 1.45; }
.fine-print { margin: 18px 0 0; color: rgba(247,243,234,.42); font-size: 11px; text-align: center; }

#loader { position: fixed; z-index: 15; left: 50%; top: 50%; width: min(390px, calc(100vw - 32px)); transform: translate(-50%, -50%); display: flex; gap: 14px; align-items: center; padding: 16px; border: 1px solid rgba(255,255,255,.14); border-radius: 16px; background: rgba(12,18,26,.82); backdrop-filter: blur(16px); box-shadow: 0 22px 70px rgba(0,0,0,.4); }
#loader[data-hidden='true'] { display: none; }
.loader-mark { width: 34px; height: 34px; flex: 0 0 auto; border: 2px solid rgba(255,255,255,.18); border-top-color: #ead6a8; border-radius: 50%; animation: spin .9s linear infinite; }
.loader-copy { flex: 1; min-width: 0; }
.loader-title { font-weight: 700; }
.loader-message { margin-top: 4px; color: rgba(247,243,234,.62); font-size: 12px; }
.loader-progress { height: 3px; margin-top: 10px; overflow: hidden; border-radius: 999px; background: rgba(255,255,255,.1); }
#loader-progress-bar { width: 100%; height: 100%; transform: scaleX(0); transform-origin: left; background: #ead6a8; transition: transform .16s ease; }

.flight-hud { position: fixed; z-index: 8; left: 18px; right: 18px; top: max(18px, env(safe-area-inset-top)); display: flex; align-items: center; justify-content: space-between; gap: 14px; pointer-events: none; }
.flight-hud[data-hidden='true'], .balloon[data-hidden='true'] { display: none; }
.flight-copy { display: grid; gap: 3px; padding: 11px 14px; border: 1px solid rgba(255,255,255,.13); border-radius: 14px; background: rgba(12,18,26,.56); backdrop-filter: blur(12px); text-shadow: 0 1px 3px #000; }
.flight-copy strong { font-family: Georgia, serif; font-size: 16px; font-weight: 500; }
.flight-copy span { color: rgba(247,243,234,.62); font-size: 11px; }
#reset-flight { pointer-events: auto; padding: 10px 13px; border: 1px solid rgba(255,255,255,.16); border-radius: 999px; color: #f7f3ea; background: rgba(12,18,26,.58); cursor: pointer; backdrop-filter: blur(12px); }

.balloon { --balloon-sway: 0deg; position: fixed; z-index: 7; left: 50%; bottom: clamp(38px, 8vh, 92px); width: 92px; height: 150px; transform: translateX(-50%) rotate(var(--balloon-sway)); transform-origin: 50% 100%; pointer-events: none; filter: drop-shadow(0 14px 14px rgba(0,0,0,.36)); transition: transform .08s linear; }
.balloon-envelope { position: absolute; left: 13px; top: 0; width: 66px; height: 87px; border-radius: 52% 52% 48% 48% / 58% 58% 42% 42%; background: radial-gradient(circle at 35% 28%, #e9c78c 0 10%, #bd7650 38%, #72433a 72%, #3f2930 100%); border: 1px solid rgba(255,255,255,.22); box-shadow: inset -10px -12px 20px rgba(42,18,24,.35), inset 8px 2px 18px rgba(255,228,166,.16); }
.balloon-envelope::before, .balloon-envelope::after { content: ''; position: absolute; top: 4px; bottom: 5px; width: 1px; background: rgba(65,31,31,.35); }
.balloon-envelope::before { left: 22px; } .balloon-envelope::after { right: 22px; }
.balloon-ropes { position: absolute; left: 30px; top: 79px; width: 32px; height: 45px; border-left: 1px solid #d8c29b; border-right: 1px solid #d8c29b; transform: perspective(80px) rotateX(-7deg); }
.balloon-basket { position: absolute; left: 27px; top: 117px; width: 38px; height: 25px; border-radius: 3px 3px 7px 7px; background: linear-gradient(90deg, #5c3a23, #9a6a3d 45%, #5e3c27); border: 1px solid rgba(255,225,179,.28); }

@keyframes spin { to { transform: rotate(360deg); } }
@media (max-width: 720px) {
    .quality-card { padding: 22px; border-radius: 20px; max-height: calc(100vh - 28px); overflow: auto; }
    .quality-options { grid-template-columns: 1fr; }
    .quality-option { min-height: 132px; }
    .flight-copy span { display: none; }
    .balloon { transform: translateX(-50%) scale(.82) rotate(var(--balloon-sway)); bottom: 18px; }
}