:root {
    --navy: #0b2a55;
    --ink: #1b2430;
    --mute: #5b6675;
    --line: #b9c3d0;
    --bg: #eef2f7;
    --ok: #1f7a4d;
    --err: #b3261e;
    --focus: #1d6fb8
}

* {
    box-sizing: border-box
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font: 16px/1.5 "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif
}

.wrap {
    max-width: 860px;
    margin: 0 auto;
    background: #fff
}

.hero img {
    display: block;
    width: 100%;
    height: auto
}

main {
    padding: 24px clamp(16px, 4vw, 40px) 40px
}

h1 {
    margin: 0;
    font-size: 1.6rem;
    color: var(--navy)
}

.sub {
    margin: .25rem 0 1.5rem;
    color: var(--mute)
}

fieldset {
    border: 0;
    border-top: 2px solid var(--navy);
    margin: 0 0 1.5rem;
    padding: .9rem 0 0;
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 14px
}

legend {
    font-weight: 600;
    color: var(--navy);
    padding: 0 .5rem 0 0
}

.f {
    grid-column: span 6
}

.s3 {
    grid-column: span 3
}

.s4 {
    grid-column: span 4
}

.s2 {
    grid-column: span 2
}

label {
    display: block;
    font-size: .9rem;
    font-weight: 600;
    margin-bottom: 4px
}

.rq {
    color: var(--err)
}

input,
select,
textarea {
    width: 100%;
    padding: 10px 12px;
    font: inherit;
    color: inherit;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 6px
}

input:focus,
select:focus,
textarea:focus,
.btn:focus-visible {
    outline: 3px solid var(--focus);
    outline-offset: 1px
}

.hint {
    font-size: .8rem;
    color: var(--mute);
    margin-top: 3px
}

.btn {
    padding: 12px 28px;
    font: inherit;
    font-weight: 600;
    color: #fff;
    background: var(--navy);
    border: 0;
    border-radius: 6px;
    cursor: pointer
}

.btn:hover {
    background: #123a74
}

.btn.ghost {
    background: none;
    color: var(--navy);
    border: 1px solid var(--navy)
}
a.btn{display:inline-block;text-decoration:none}
.alert {
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 1.25rem
}

.alert.err {
    background: #fdecea;
    border-left: 4px solid var(--err)
}

.alert.ok {
    background: #e8f5ee;
    border-left: 4px solid var(--ok)
}

.alert ul {
    margin: .25rem 0 0 1.1rem;
    padding: 0
}

.no {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--navy);
    letter-spacing: .02em;
    margin: .2rem 0
}

.hp {
    position: absolute;
    left: -9999px;
    height: 0;
    overflow: hidden
}

.bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 1rem
}

.foot {
    padding: 16px;
    text-align: center;
    font-size: .85rem;
    color: var(--mute)
}

.foot a {
    color: var(--navy);
    margin: 0 8px
}

@media(max-width:640px) {

    .s2,
    .s3,
    .s4 {
        grid-column: span 6
    }
}