:root { color-scheme: light dark; font: 17px/1.55 system-ui,sans-serif; }
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: #f4f5f6; color: #142c38; }
main { max-width: 42rem; margin: 2rem auto; padding: 1.5rem; background: #fff; border-radius: 1rem; }
main, form, .notice { min-width: 0; overflow-wrap: anywhere; }
nav { display: flex; flex-wrap: wrap; gap: 1rem; }
h1 { font-size: clamp(1.8rem,5vw,2.6rem); line-height: 1.2; }
form { margin: 1.4rem 0; display: grid; gap: .8rem; }
input { font: inherit; padding: .7rem; max-width: 100%; min-width: 0; border: 1px solid #6d7d85; border-radius: .4rem; }
.check { display: flex; align-items: flex-start; gap: .7rem; }
.check input { margin-top: .4rem; }
button { font: inherit; font-weight: 650; background: #922d28; color: #fff; border: 0; border-radius: .5rem; padding: .8rem 1rem; min-height: 48px; cursor: pointer; }
button:disabled { opacity: .65; cursor: wait; }
.secondary { background: #21596a; }
.notice { border-left: 4px solid #922d28; padding: .7rem 1rem; background: #fff4e8; }
a { color: #21596a; text-underline-offset: .2em; }
.entry-link { display: inline-flex; align-items: center; min-height: 48px; padding: .4rem .8rem; border: 1px solid currentColor; border-radius: .4rem; }
:focus-visible { outline: 3px solid #0f86ad; outline-offset: 3px; }
@media (max-width: 45rem) { main { margin: 0; border-radius: 0; padding: 1.1rem; } }
@media (prefers-color-scheme: dark) { body { background: #14242e; color: #edf4f5; } main { background: #213641; } a { color: #8edbf0; } .notice { background: #392b28; } }