:root { color-scheme: light; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: #1b2822; background: #f7f8f4; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100svh; display: grid; place-items: center; padding: 32px 20px; }
main { width: min(100%, 390px); }
.brand { display: flex; align-items: center; gap: 10px; margin: 0 0 48px; font-size: 25px; font-weight: 650; letter-spacing: -.05em; }
.brand span { width: 26px; height: 26px; border: 2px solid currentColor; border-radius: 50%; }
h1 { margin: 0 0 10px; font-size: clamp(25px, 6vw, 32px); font-weight: 550; letter-spacing: -.04em; }
.intro { margin: 0 0 32px; color: #59665d; line-height: 1.5; }
form { display: grid; gap: 10px; }
label { font-size: 14px; font-weight: 550; }
input, button { min-height: 48px; font: inherit; border-radius: 9px; }
input { width: 100%; padding: 12px 14px; margin-bottom: 12px; color: inherit; background: #fff; border: 1px solid #bac5ba; }
button { display: flex; justify-content: space-between; align-items: center; margin-top: 6px; padding: 13px 16px; border: 1px solid #1b2822; background: #1b2822; color: #fff; cursor: pointer; }
button:hover { background: #33483b; }
input:focus-visible, button:focus-visible { outline: 3px solid #8b6d1f; outline-offset: 3px; }
.note { margin: 28px 0 0; color: #59665d; font-size: 14px; line-height: 1.6; }
.error { display: none; padding: 14px; border: 1px solid #b85639; border-radius: 9px; color: #7b2d18; font-size: 14px; line-height: 1.5; background: #fff5ee; }
.error:target { display: block; }
@media (max-height: 600px) { .brand { margin-bottom: 28px; } }