:root { color-scheme: light; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; background: #f3f5f7; color: #1f2933; }
* { box-sizing: border-box; }
body { margin: 0; }
.brand { background: #142b45; color: white; padding: 1.3rem max(1.25rem, calc((100vw - 1100px) / 2)); display: flex; justify-content: space-between; gap: 2rem; align-items: center; }
.eyebrow { color: #a9c5df; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; margin: 0 0 .35rem; font-size: .78rem; }
h1, h2, p { margin-top: 0; }
h1 { font-size: clamp(1.45rem, 3vw, 2.2rem); margin-bottom: 0; }
.development { background: #fff4d6; color: #684b00; border-radius: 999px; padding: .5rem .8rem; font-weight: 700; white-space: nowrap; }
.account { display: flex; align-items: center; gap: .9rem; flex-wrap: wrap; }
.account a, .link-button { color: white; text-decoration: underline; }
.account form { margin: 0; }
.link-button { padding: 0; border: 0; background: none; }
main { width: min(1100px, calc(100% - 2rem)); margin: 2rem auto 4rem; }
.panel { background: white; border: 1px solid #d8dee5; border-radius: 12px; box-shadow: 0 8px 28px rgba(20,43,69,.07); padding: clamp(1.1rem, 3vw, 2rem); margin-bottom: 1.25rem; }
.intro { border-left: 5px solid #1c6cad; }
.notice { background: #fff8e5; border: 1px solid #efd998; padding: .8rem 1rem; border-radius: 8px; margin-bottom: 0; }
fieldset { border: 1px solid #cfd7df; border-radius: 10px; padding: 1.25rem; margin: 0 0 1.5rem; }
legend { font-size: 1.2rem; font-weight: 750; padding: 0 .5rem; }
.address-grid { display: grid; grid-template-columns: 2fr 1fr 110px 130px; gap: .9rem; }
label { display: grid; gap: .35rem; font-weight: 650; font-size: .9rem; }
input { width: 100%; min-height: 44px; border: 1px solid #9ca9b5; border-radius: 7px; padding: .65rem .75rem; font: inherit; }
select { min-height: 44px; border: 1px solid #9ca9b5; border-radius: 7px; padding: .65rem .75rem; font: inherit; background: white; }
input:focus { outline: 3px solid #acd3f3; border-color: #1c6cad; }
.manual-coordinates { grid-column: 1 / -1; border: 1px solid #d8dee5; border-radius: 8px; padding: .75rem 1rem; background: #f8fafc; }
.manual-coordinates summary { color: #1769aa; cursor: pointer; font-weight: 700; }
.manual-coordinates p { margin: .75rem 0; color: #586775; font-size: .9rem; }
.coordinate-grid { display: grid; grid-template-columns: 1fr 1fr; gap: .9rem; }
.coordinate-confirmation { display: flex; align-items: flex-start; gap: .6rem; margin-top: .85rem; font-weight: 600; }
.coordinate-confirmation input { width: auto; min-height: 0; margin-top: .2rem; }
.section-heading, .comparable-title { display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.section-heading p { margin-bottom: .5rem; color: #586775; }
.comparable { border-left: 4px solid #1565c0; }
button { border: 0; border-radius: 8px; background: #1769aa; color: white; padding: .8rem 1.1rem; font: inherit; font-weight: 750; cursor: pointer; }
button:hover { background: #0e568f; }
button:disabled { opacity: .6; cursor: wait; }
button.secondary { background: white; color: #1769aa; border: 1px solid #1769aa; }
button.remove { background: #f8e9e9; color: #8c1d1d; padding: .55rem .75rem; }
#message { min-height: 2.5rem; padding: .6rem 0; color: #8c1d1d; font-weight: 650; }
.auth-main { max-width: 560px; }
.auth-panel { margin-top: 3rem; }
.auth-form { display: grid; gap: 1rem; }
.form-error { color: #8c1d1d; background: #fbeaea; padding: .75rem; border-radius: 7px; }
.form-success { color: #146c43; background: #e9f7ef; padding: .75rem; border-radius: 7px; }
.invitation-code { display: block; overflow-wrap: anywhere; padding: 1rem; background: #eef2f5; border-radius: 7px; }
@media (max-width: 760px) { .brand { align-items: flex-start; flex-direction: column; } .address-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .address-grid, .coordinate-grid { grid-template-columns: 1fr; } .section-heading { align-items: flex-start; flex-direction: column; } }