* { box-sizing: border-box; }
html, body { width: 100%; height: 100%; margin: 0; overflow: hidden; background: #17151d; color: #fff8f2; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
button { font: inherit; }
#game-root, #world { position: fixed; inset: 0; width: 100%; height: 100%; }
#world { display: block; }
#hud { position: fixed; top: 18px; left: 18px; right: 18px; z-index: 2; display: flex; justify-content: space-between; gap: 12px; pointer-events: none; }
.hud-pill { min-width: 92px; height: 38px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 1px solid rgba(255,255,255,.3); border-radius: 8px; background: rgba(20,18,25,.46); box-shadow: 0 14px 36px rgba(0,0,0,.18); color: #fff8f2; font-size: 15px; line-height: 1; backdrop-filter: blur(10px); }
.hud-label { color: #ffd8a6; }
.gate-pill { min-width: 136px; transition: border-color 160ms ease, color 160ms ease, background 160ms ease; }
.gate-pill.open { border-color: rgba(156,255,189,.74); background: rgba(20,49,36,.48); color: #baffcf; }
.time-pill { min-width: 86px; transition: border-color 220ms ease, color 220ms ease, background 220ms ease; }
.time-pill.night { border-color: rgba(156,174,255,.68); background: rgba(18,22,58,.56); color: #dce4ff; }
#center-dot { position: fixed; top: 50%; left: 50%; z-index: 2; width: 8px; height: 8px; border: 1px solid rgba(255,255,255,.78); border-radius: 50%; transform: translate(-50%, -50%); background: rgba(255,206,147,.7); box-shadow: 0 0 18px rgba(255,232,167,.92); pointer-events: none; }
#start, #restart { border: 1px solid rgba(255,255,255,.54); border-radius: 8px; background: rgba(253,247,226,.9); color: #271d25; cursor: pointer; box-shadow: 0 20px 54px rgba(0,0,0,.28); }
#start { position: fixed; left: 50%; bottom: 42px; z-index: 3; min-width: 178px; height: 46px; transform: translateX(-50%); }
#restart { min-width: 136px; height: 42px; }
#start:hover, #restart:hover { background: #fffdf5; }
#ending { position: fixed; inset: 0; z-index: 4; display: grid; place-items: center; align-content: center; gap: 18px; background: rgba(12,10,16,.42); backdrop-filter: blur(8px); }
#ending[hidden] { display: none; }
.ending-title { max-width: min(460px, calc(100vw - 40px)); color: #fff9ed; font-size: clamp(28px, 5vw, 54px); line-height: 1.05; text-align: center; text-shadow: 0 4px 28px rgba(0,0,0,.4); }
@media (max-width: 620px) { #hud { top: 12px; left: 12px; right: 12px; } .hud-pill { min-width: 82px; height: 34px; font-size: 13px; } .gate-pill { min-width: 116px; } #start { bottom: 24px; } }