:root { --bg: #FFFFFF; --bg-2: #F5F6F8; --ink: #1F2328; --ink-soft: #6B7280; --line: #E5E7EB; --accent: #5B4BC9; --accent-deep: #4A3BB0; --accent-edge: #3B2F94; --accent-tint: #EEEBFA; --danger: #C0392B; --font: "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg-2); color: var(--ink); font-family: var(--font); font-size: 15px; line-height: 1.8; -webkit-font-smoothing: antialiased; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 860px; margin: 0 auto; padding: 0 24px; }
header.site { background: #FFFFFF; border-bottom: 1px solid var(--line); }
header.site .top { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 0; }
.brand { display: flex; align-items: center; gap: 12px; color: var(--ink); text-decoration: none; flex: none; }
.brand:hover { text-decoration: none; }
.brand .mark { width: 42px; height: 42px; border-radius: 13px; background: #FFFFFF; border: 1px solid var(--line); overflow: hidden; display: flex; box-shadow: 0 6px 16px rgba(91,75,201,.22); flex: none; }
.brand .mark img { width: 100%; height: 100%; display: block; }
.brand .brand-text { display: inline-flex; flex-direction: column; align-items: flex-start; gap: 3px; }
.brand .brand-top { display: inline-flex; align-items: center; gap: 8px; }
.brand .badge { display: inline-flex; padding: 2px 8px; border-radius: 6px; background: var(--accent-tint); color: var(--accent-deep); font-size: 11px; font-weight: 700; letter-spacing: .04em; line-height: 1.4; white-space: nowrap; }
.brand .tagline { font-size: 11px; font-weight: 700; color: var(--ink-soft); letter-spacing: .02em; white-space: nowrap; line-height: 1.4; }
.brand .name { font-weight: 700; font-size: 20px; line-height: 1.15; white-space: nowrap; }
.back { font-size: 14px; font-weight: 700; color: var(--accent); white-space: nowrap; }
@media (max-width: 640px) { .brand .tagline { display: none; } }
@media (max-width: 480px) { .brand .name { display: flex; flex-direction: column; line-height: 1.1; gap: 1px; } .brand .name .n1 { font-size: 11px; font-weight: 700; color: var(--ink-soft); } .brand .name .n2 { font-size: 16px; } .back { display: none; } }
main { padding: 44px 0 72px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; font-size: 13px; letter-spacing: .06em; margin-bottom: 12px; color: var(--accent); }
.eyebrow::before { content: ""; width: 18px; height: 3px; border-radius: 999px; background: var(--accent); }
h1 { font-size: clamp(26px, 3.4vw, 36px); line-height: 1.4; margin: 0 0 10px; letter-spacing: -0.01em; font-feature-settings: "halt" 1; }
.lead { color: var(--ink-soft); margin: 0 0 26px; max-width: 40em; }
.card { background: #FFFFFF; border: 1px solid var(--line); border-radius: 20px; padding: 32px; }
@media (max-width: 600px) { .card { padding: 22px 18px; border-radius: 16px; } }
.camp-box { display: flex; gap: 16px; align-items: flex-start; padding: 18px 20px; border-radius: 16px; background: var(--accent-tint); margin-bottom: 26px; }
.camp-box .n { flex: none; width: 56px; height: 56px; border-radius: 16px; background: #FFFFFF; display: flex; flex-direction: column; align-items: center; justify-content: center; color: var(--accent-deep); font-weight: 700; line-height: 1; }
.camp-box .n b { font-size: 24px; } .camp-box .n span { font-size: 10px; margin-top: 3px; } .camp-box .n .pre { margin: 0 0 3px; }
.camp-box p strong { color: var(--accent-deep); }
.camp-box h2 { font-size: 17px; margin: 0 0 4px; }
.camp-box p { margin: 0; font-size: 13px; color: var(--ink-soft); }
.field { margin-bottom: 20px; }
.field label, .field .lbl { display: block; font-weight: 700; font-size: 14px; margin-bottom: 8px; }
.req { display: inline-block; margin-left: 8px; padding: 1px 7px; border-radius: 999px; background: #FDE4DD; color: #B4462E; font-size: 11px; font-weight: 700; vertical-align: middle; }
.opt { display: inline-block; margin-left: 8px; padding: 1px 7px; border-radius: 999px; background: var(--bg-2); color: var(--ink-soft); font-size: 11px; font-weight: 700; vertical-align: middle; }
.field input[type=text], .field input[type=email], .field input[type=tel], .field select, .field textarea { width: 100%; min-height: 48px; padding: 10px 14px; border: 1.5px solid var(--line); border-radius: 12px; font: inherit; font-size: 16px; color: var(--ink); background: #FFFFFF; }
.field textarea { min-height: 150px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(91,75,201,.15); }
.field .hint { font-size: 12px; color: var(--ink-soft); margin-top: 6px; }
.choice { display: grid; gap: 10px; }
.choice label { display: flex; gap: 12px; align-items: flex-start; padding: 14px 16px; border: 1.5px solid var(--line); border-radius: 14px; cursor: pointer; font-weight: 500; margin: 0; }
.choice label:has(input:checked) { border-color: var(--accent); background: var(--accent-tint); }
.choice input { margin-top: 5px; accent-color: var(--accent); }
.choice b { display: block; font-weight: 700; }
.choice small { display: block; color: var(--ink-soft); font-size: 12px; }
.agree { display: flex; gap: 10px; align-items: flex-start; padding: 14px 16px; border-radius: 12px; background: var(--bg-2); font-size: 13px; }
.agree input { margin-top: 5px; accent-color: var(--accent); }
.privacy { font-size: 12px; color: var(--ink-soft); line-height: 1.8; margin-top: 10px; }
.btn { position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 52px; padding: 0 30px; border-radius: 999px; border: 0; cursor: pointer; font-family: var(--font); font-weight: 700; font-size: 15px; color: #FFFFFF; text-decoration: none;
  background: radial-gradient(120% 110% at 100% 115%, rgba(90,209,255,.55), rgba(90,209,255,0) 58%), radial-gradient(70% 80% at 100% 0%, rgba(255,143,216,.42), rgba(255,143,216,0) 62%), linear-gradient(180deg, rgba(255,255,255,.22), rgba(255,255,255,0) 56%), linear-gradient(135deg, #9B7BF7 0%, #6A4DE0 48%, #4B36C9 100%);
  box-shadow: 0 5px 0 var(--accent-edge), 0 8px 18px rgba(91,75,201,.20), inset 0 1px 0 rgba(255,255,255,.30); transition: transform .16s cubic-bezier(.34, 1.56, .64, 1), box-shadow .16s ease; }
.btn:hover { text-decoration: none; color: #FFFFFF; transform: translateY(-2px); box-shadow: 0 7px 0 var(--accent-edge), 0 12px 22px rgba(91,75,201,.24), inset 0 1px 0 rgba(255,255,255,.30); }
.btn:active { transform: translateY(4px); box-shadow: 0 1px 0 var(--accent-edge), 0 2px 6px rgba(91,75,201,.18), inset 0 1px 0 rgba(255,255,255,.30); }
.btn-soft { color: var(--accent); background: linear-gradient(180deg, #FFFFFF, #F6F6F9); box-shadow: 0 5px 0 #D5D8DE, 0 8px 18px rgba(31,35,40,.08), inset 0 1px 0 #FFFFFF; }
.btn-soft:hover { color: var(--accent-deep); box-shadow: 0 7px 0 #D5D8DE, 0 12px 22px rgba(31,35,40,.10), inset 0 1px 0 #FFFFFF; }
.btn-soft:active { box-shadow: 0 1px 0 #D5D8DE, 0 2px 6px rgba(31,35,40,.08), inset 0 1px 0 #FFFFFF; }
.btn-row { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; margin-top: 28px; }
.check-table { width: 100%; border-collapse: separate; border-spacing: 0; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; margin-bottom: 8px; }
.check-table th, .check-table td { padding: 14px 16px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.check-table tr:last-child th, .check-table tr:last-child td { border-bottom: none; }
.check-table th { width: 11em; background: var(--accent-tint); color: var(--accent-deep); font-weight: 700; }
.check-table td { white-space: pre-wrap; word-break: break-all; }
@media (max-width: 600px) { .check-table th, .check-table td { display: block; width: auto; } .check-table th { padding-bottom: 4px; border-bottom: none; } .check-table td { padding-top: 4px; } }
.error-box { background: #FDE4DD; border-radius: 12px; padding: 14px 18px; margin-bottom: 22px; color: #8E2E1F; font-size: 14px; }
.error-box p { margin: 0 0 4px; }
.thanks { text-align: center; padding: 48px 32px; }
.thanks .ic { width: 72px; height: 72px; border-radius: 22px; margin: 0 auto 18px; background: var(--accent-tint); display: flex; align-items: center; justify-content: center; color: var(--accent-deep); }
.thanks h1 { margin-bottom: 14px; }
.thanks p { color: var(--ink-soft); margin: 0 0 10px; }
footer { padding: 28px 0 56px; font-size: 13px; color: var(--ink-soft); }
footer .links { display: flex; flex-wrap: wrap; gap: 8px 18px; padding-top: 18px; border-top: 1px solid var(--line); }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }