:root { color-scheme: light; --ink: #183e35; --paper: #eef1e9; --muted: #5c7167; --accent: #cb784b; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100svh; background: radial-gradient(ellipse at 85% 15%, #d9e5d6, transparent 55%), linear-gradient(155deg, var(--paper), #f5ede1); color: var(--ink); font-family: "Trebuchet MS", sans-serif; display: flex; flex-direction: column; align-items: center; }
main { width: min(100% - 48px, 440px); margin: auto; padding: 48px 0 32px; animation: arrive .5s ease-out; }
.gate { display: flex; align-items: end; gap: 10px; height: 56px; border-bottom: 2px solid var(--ink); width: 118px; margin-bottom: 32px; }
.gate span { width: 14px; height: 50px; border: 2px solid var(--ink); border-bottom: 0; border-radius: 12px 12px 0 0; }
.gate span:nth-child(2), .gate span:nth-child(4) { height: 43px; }
.gate span:nth-child(3) { height: 38px; }
h1 { font-family: "Palatino Linotype", "Book Antiqua", Palatino, Georgia, serif; font-size: clamp(44px, 9vw, 60px); font-weight: 400; letter-spacing: -.045em; line-height: 1.06; margin: 0 0 32px; }
button { width: 100%; min-height: 78px; border: 0; border-radius: 8px; padding: 22px 26px; display: flex; justify-content: space-between; align-items: center; background: var(--ink); color: #fff; font: 18px "Trebuchet MS", sans-serif; cursor: pointer; box-shadow: 0 10px 28px #183e3518; }
button:hover:not(:disabled) { background: #24594c; }
button:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; }
button:disabled { opacity: .55; cursor: default; }
button span:last-child { font-size: 26px; }
#status { min-height: 48px; font-size: 14px; line-height: 1.5; margin: 18px 0; }
.note { border-top: 1px solid #183e3526; padding-top: 20px; font-size: 12px; line-height: 1.6; color: var(--muted); }
@keyframes arrive { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
@media (prefers-reduced-motion: reduce) { main { animation: none; } }