/* ============================================================
  Co-Next / Plus Plan — 追加パーツ（base.css の後に読み込む・原則編集しない）
  複数ページ / 下層ページ見出し / プロフィール詳細 / お問い合わせフォーム
============================================================ */
:root { interpolate-size: allow-keywords; }
[hidden] { display: none !important; }

/* ページ遷移（対応ブラウザのみフェード） */
@view-transition { navigation: auto; }
::view-transition-old(root), ::view-transition-new(root) { animation-duration: .45s; }

/* 現在のページ */
.nav a[aria-current="page"] { color: var(--text); }
.nav a[aria-current="page"]::after { transform: scaleX(1); }

/* ================= 下層ページの見出し ================= */
.hero.page-hero { min-height: 0; display: block; padding-block: calc(150px + env(safe-area-inset-top, 0px)) clamp(64px, 9vw, 110px); }
.page-hero h1 { margin: 20px 0 10px; font-family: var(--font-en); font-weight: var(--en-heavy); font-size: clamp(60px, 12vw, 150px); line-height: 1; letter-spacing: .03em; }
.page-hero .ja { color: var(--muted); letter-spacing: .3em; font-size: 14px; }
.page-hero .big-mark { position: absolute; right: 6%; top: 52%; translate: 0 -50%; width: clamp(150px, 26vw, 340px); aspect-ratio: 1; color: color-mix(in srgb, var(--accent) 16%, transparent); z-index: -1; animation: float 8s ease-in-out infinite; }
.crumbs { display: flex; gap: 10px; margin: 26px 0 0; padding: 0; list-style: none; font-family: var(--font-en); font-size: 12px; letter-spacing: .14em; color: var(--muted); }
.crumbs li + li::before { content: "/"; margin-right: 10px; opacity: .5; }
.crumbs a { text-decoration: none; }
.crumbs a:hover { color: var(--accent); }

/* ================= 共通の小物 ================= */
.more-row { display: flex; justify-content: flex-end; margin-top: 28px; }
.sec-lead { margin: -28px 0 40px; color: var(--muted); max-width: 40em; }
.foot-nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 28px; margin-bottom: 22px; font-family: var(--font-en); font-size: 12px; letter-spacing: .16em; text-transform: uppercase; }
footer .foot-nav a { color: var(--muted); }
footer .foot-nav a:hover { color: var(--accent); }

/* 問い合わせ導線（各ページ下部） */
.cta { position: relative; overflow: hidden; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 28px; padding: clamp(32px, 5vw, 60px); text-decoration: none; }
.cta::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 10% 10%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 45%), radial-gradient(circle at 90% 90%, color-mix(in srgb, var(--accent-2) 22%, transparent), transparent 45%); }
.cta > * { position: relative; }
.cta .num { font-family: var(--font-en); font-size: 12px; letter-spacing: .3em; color: var(--accent); }
.cta h2 { margin: 6px 0 8px; font-family: var(--font-en); font-weight: var(--en-heavy); font-size: clamp(38px, 6vw, 64px); letter-spacing: .06em; line-height: 1; }
.cta p { margin: 0; color: var(--muted); }
.cta .go { width: clamp(64px, 9vw, 92px); aspect-ratio: 1; border-radius: 50%; display: grid; place-items: center; font-size: 26px; background: linear-gradient(120deg, var(--accent), var(--accent-2)); color: var(--on-accent); border: var(--border-w) solid var(--border-c); box-shadow: var(--btn-shadow); transition: transform .6s var(--ease); }
.cta:hover .go { transform: rotate(-45deg) scale(1.06); }
@media (max-width: 600px) { .cta { grid-template-columns: 1fr; } .cta .go { justify-self: end; } }

/* ================= キャラクター（全身・衣装・カラー） ================= */
.ph-figure { background:
  radial-gradient(circle at 50% 21%, rgb(255 255 255 / .7) 0 10%, transparent 10.5%),
  radial-gradient(ellipse 30% 50% at 50% 66%, rgb(255 255 255 / .55) 0 99%, transparent 100%),
  linear-gradient(165deg, var(--accent), var(--accent-2)); }
.chara { display: grid; grid-template-columns: .85fr 1.15fr; gap: 28px; align-items: start; }
@media (max-width: 860px) { .chara { grid-template-columns: 1fr; } }
.chara-main { position: relative; overflow: hidden; aspect-ratio: 2 / 3; }
.chara-main > :first-child { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.chara-main .tag { position: absolute; left: 18px; bottom: 16px; padding: 4px 12px; border-radius: 999px; font-family: var(--font-en); font-size: 11px; letter-spacing: .16em; color: #fff; background: rgb(0 0 0 / .32); backdrop-filter: blur(6px); }
.chara-side { display: grid; gap: 20px; }
.costumes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
@media (max-width: 520px) { .costumes { grid-template-columns: 1fr 1fr; } }
.costume { margin: 0; overflow: hidden; }
.costume .thumb { position: relative; aspect-ratio: 3 / 4; overflow: hidden; }
.costume .thumb > :first-child { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease); }
.costume:hover .thumb > :first-child { transform: scale(1.06); }
.costume figcaption { padding: 12px 16px 14px; }
.costume figcaption b { display: block; font-size: 14px; }
.costume figcaption small { font-family: var(--font-en); font-size: 11px; letter-spacing: .14em; color: var(--muted); }
.palette { padding: 24px clamp(20px, 3vw, 30px); }
.palette h3, .settings h3 { margin: 0 0 4px; font-family: var(--font-display); font-size: 17px; }
.palette p { margin: 0 0 16px; font-size: 13px; color: var(--muted); }
.swatches { display: flex; flex-wrap: wrap; gap: 10px; }
.swatch { display: inline-flex; align-items: center; gap: 10px; padding: 6px 16px 6px 6px; border-radius: 999px; border: 1px solid var(--line); background: var(--bg); cursor: pointer; font-family: var(--font-en); font-size: 12px; letter-spacing: .06em; transition: border-color .3s, transform .3s var(--ease); }
.swatch:hover { border-color: var(--accent); transform: translateY(-2px); }
.swatch i { width: 28px; height: 28px; border-radius: 50%; background: var(--c); box-shadow: inset 0 0 0 1px rgb(0 0 0 / .1); }
.swatch span { display: grid; line-height: 1.3; text-align: left; }
.swatch small { color: var(--muted); font-size: 10px; }

/* ================= FAQ ================= */
.faq { display: grid; gap: 12px; max-width: 880px; }
.faq details { overflow: hidden; }
.faq summary { list-style: none; cursor: pointer; display: grid; grid-template-columns: auto 1fr auto; gap: 16px; align-items: center; padding: 20px 24px; font-weight: 500; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "Q"; font-family: var(--font-en); font-weight: var(--en-heavy); font-size: 18px; color: var(--accent); }
.faq summary::after { content: ""; width: 10px; height: 10px; border-right: 1.5px solid var(--muted); border-bottom: 1.5px solid var(--muted); rotate: 45deg; translate: 0 -3px; transition: rotate .45s var(--ease), translate .45s var(--ease); }
.faq details[open] summary::after { rotate: -135deg; translate: 0 3px; }
.faq details::details-content { block-size: 0; overflow: hidden; transition: block-size .5s var(--ease), content-visibility .5s allow-discrete; }
.faq details[open]::details-content { block-size: auto; }
.faq .ans { margin: 0; padding: 0 24px 22px 58px; color: var(--muted); font-size: 14px; }

/* ================= クレジット ================= */
.credits { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.credit-item { padding: 20px 24px; }
.credit-item small { display: block; font-family: var(--font-en); font-size: 11px; letter-spacing: .2em; text-transform: uppercase; color: var(--accent); }
.credit-item b { display: block; font-size: 16px; margin-top: 2px; }
.credit-item a { font-size: 12px; color: var(--muted); }

/* ================= 実績の数字 ================= */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
@media (max-width: 860px) { .stats { grid-template-columns: 1fr 1fr; } }
.stat { padding: clamp(20px, 3vw, 28px); }
.stat small { display: block; font-size: 13px; color: var(--muted); }
.stat b { display: block; margin-top: 4px; font-family: var(--font-en); font-weight: var(--en-heavy); font-size: clamp(34px, 4.6vw, 54px); line-height: 1.1; letter-spacing: .02em; font-variant-numeric: tabular-nums; }
.stat b em { font-style: normal; font-size: .5em; margin-left: 4px; color: var(--accent); }
.stats-note { margin: 14px 0 0; font-size: 12px; color: var(--muted); text-align: right; }

/* ================= 動画クリップ（外部リンク） ================= */
.clips { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; }
.clip { grid-column: span 4; overflow: hidden; text-decoration: none; transition: transform .4s var(--ease), border-color .4s; }
.clip.wide { grid-column: span 6; }
@media (max-width: 860px) { .clip, .clip.wide { grid-column: span 6; } }
@media (max-width: 520px) { .clip, .clip.wide { grid-column: span 12; } }
.clip:hover { transform: translateY(-4px); border-color: var(--accent); }
.clip .thumb { position: relative; aspect-ratio: 16 / 9; overflow: hidden; }
.clip .thumb > :first-child { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease); }
.clip:hover .thumb > :first-child { transform: scale(1.06); }
.clip .play { position: absolute; inset: 0; margin: auto; width: 58px; height: 58px; border-radius: 50%; display: grid; place-items: center; color: #fff; background: rgb(0 0 0 / .42); backdrop-filter: blur(6px); transition: background .4s, color .4s, transform .4s var(--ease); }
.clip .play svg { width: 20px; height: 20px; margin-left: 3px; }
.clip:hover .play { background: var(--accent); color: var(--on-accent); transform: scale(1.08); }
.clip .dur { position: absolute; right: 10px; bottom: 10px; padding: 2px 8px; border-radius: 4px; font-family: var(--font-en); font-size: 11px; color: #fff; background: rgb(0 0 0 / .72); }
.clip .info { padding: 14px 18px 18px; }
.clip .info small { font-family: var(--font-en); font-size: 11px; letter-spacing: .16em; color: var(--accent); }
.clip .info b { display: block; font-size: 15px; line-height: 1.6; }

/* ================= パートナー ================= */
.partners { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; }
.partner { position: relative; display: grid; place-items: center; aspect-ratio: 5 / 2; font-family: var(--font-en); font-weight: var(--en-heavy); font-size: 15px; letter-spacing: .18em; color: var(--muted); text-decoration: none; transition: color .4s, border-color .4s; }
.partner:hover { color: var(--text); border-color: var(--accent); }
.partner img { max-width: 64%; max-height: 52%; object-fit: contain; }

/* ================= 機材・設定 ================= */
.setup-photo { position: relative; overflow: hidden; aspect-ratio: 21 / 9; margin-bottom: 20px; }
.setup-photo > :first-child { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 600px) { .setup-photo { aspect-ratio: 16 / 9; } }
.gear-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 20px; align-items: start; }
@media (max-width: 860px) { .gear-grid { grid-template-columns: 1fr; } }
.profile dt.en { font-family: var(--font-en); letter-spacing: .14em; text-transform: uppercase; font-size: 12px; padding-top: 3px; }
.profile dd small { display: block; font-weight: 400; font-size: 12px; color: var(--muted); }
.settings { padding: 24px clamp(20px, 3vw, 30px); }
.settings .profile { padding: 0; margin-top: 6px; }
.code { display: flex; align-items: center; gap: 10px; margin-top: 14px; padding: 10px 10px 10px 14px; border-radius: 8px; border: 1px dashed var(--line); background: var(--bg); }
.code code { flex: 1; min-width: 0; font: 12px/1.5 ui-monospace, "Cascadia Code", Consolas, monospace; word-break: break-all; color: var(--muted); }

/* ================= 年表 ================= */
.timeline { list-style: none; margin: 0 0 0 6px; padding: 6px 0 6px 28px; border-left: 1px solid var(--line); display: grid; gap: 28px; max-width: 820px; }
.timeline li { position: relative; }
.timeline li::before { content: ""; position: absolute; left: -35.5px; top: 6px; width: 15px; height: 15px; border-radius: 50%; background: var(--bg); border: 2px solid var(--accent); }
.timeline li.hl::before { background: var(--accent); box-shadow: 0 0 0 5px color-mix(in srgb, var(--accent) 20%, transparent); }
.timeline time { font-family: var(--font-en); font-size: 13px; letter-spacing: .12em; color: var(--accent); }
.timeline b { display: block; font-size: 16px; }
.timeline p { margin: 2px 0 0; font-size: 14px; color: var(--muted); }

/* ================= お問い合わせフォーム ================= */
.form-wrap { display: grid; grid-template-columns: 1fr 300px; gap: 28px; align-items: start; }
@media (max-width: 980px) { .form-wrap { grid-template-columns: 1fr; } }
.form-card { padding: clamp(24px, 4.4vw, 52px); }
.steps { display: flex; gap: 10px; margin: 0 0 40px; padding: 0; list-style: none; font-family: var(--font-en); font-size: 11px; letter-spacing: .18em; }
.steps li { flex: 1; display: grid; gap: 10px; color: var(--muted); transition: color .4s; }
.steps li::before { content: ""; height: 3px; border-radius: 3px; background: var(--line); transition: background .6s var(--ease); }
.steps li.on { color: var(--text); }
.steps li.on::before { background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.steps b { display: block; font-size: 12px; font-family: var(--font-body); font-weight: 500; letter-spacing: .08em; }

.field { display: grid; gap: 8px; margin: 0 0 28px; padding: 0; border: 0; min-width: 0; }
.field .lbl { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 0; font-weight: 500; font-size: 15px; }
fieldset.field .lbl { margin-bottom: 8px; }
.req, .opt { font-family: var(--font-en); font-size: 10px; font-weight: 500; letter-spacing: .12em; padding: 1px 9px; border-radius: 999px; }
.req { background: var(--accent); color: var(--on-accent); }
.opt { background: color-mix(in srgb, var(--muted) 16%, transparent); color: var(--muted); }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
@media (max-width: 640px) { .two { grid-template-columns: 1fr; } }
.input {
  width: 100%; padding: 14px 16px; border-radius: min(12px, var(--radius)); border: 1px solid var(--line);
  background: var(--bg); color: var(--text); font: inherit; font-size: 16px; line-height: 1.6;
  transition: border-color .3s, box-shadow .3s, background .3s;
}
.input::placeholder { color: color-mix(in srgb, var(--muted) 70%, transparent); }
.input:hover { border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); }
.input:focus { outline: none; border-color: var(--accent); background: var(--surface); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 18%, transparent); }
.input[aria-invalid="true"] { border-color: #e2557a; box-shadow: 0 0 0 4px rgb(226 85 122 / .12); }
textarea.input { min-height: 220px; resize: vertical; line-height: 1.8; }
select.input { appearance: none; padding-right: 44px; cursor: pointer; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; background-size: 16px; }
.hint { font-size: 12px; color: var(--muted); }
.err { display: none; align-items: center; gap: 6px; font-size: 12px; color: #e2557a; }
.err::before { content: "!"; display: grid; place-items: center; width: 15px; height: 15px; border-radius: 50%; background: #e2557a; color: #fff; font: 700 10px/1 system-ui, sans-serif; }
.field.invalid .err { display: flex; }
.field.shake { animation: shake .4s; }
@keyframes shake { 25% { translate: -4px 0; } 75% { translate: 4px 0; } }
.foot-row { display: flex; justify-content: space-between; gap: 12px; }
.counter { margin-left: auto; font-family: var(--font-en); font-size: 12px; color: var(--muted); font-variant-numeric: tabular-nums; }
.counter.near { color: #e2557a; }

.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip { position: relative; cursor: pointer; }
.chip input { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; }
.chip span { display: inline-flex; align-items: center; gap: 9px; padding: 10px 18px; border-radius: 999px; border: 1px solid var(--line); background: var(--bg); font-size: 14px; transition: border-color .3s, background .3s, color .3s; }
.chip span::before { content: ""; width: 9px; height: 9px; border-radius: 50%; border: 1.5px solid var(--muted); transition: background .3s, border-color .3s, box-shadow .3s; }
.chip:hover span { border-color: color-mix(in srgb, var(--accent) 50%, var(--line)); }
.chip input:checked + span { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, var(--surface)); }
.chip input:checked + span::before { background: var(--accent); border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 24%, transparent); }
.chip input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }
.field.invalid .chip span { border-color: rgb(226 85 122 / .5); }

.agree { display: flex; align-items: flex-start; gap: 12px; padding: 18px 20px; border-radius: min(12px, var(--radius)); border: 1px solid var(--line); background: var(--bg); font-size: 14px; cursor: pointer; }
.agree input { flex: none; width: 20px; height: 20px; margin: 3px 0 0; accent-color: var(--accent); cursor: pointer; }
.agree a { color: var(--accent); }
.field.invalid .agree { border-color: #e2557a; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 36px; }
.form-actions .btn { min-width: 200px; justify-content: center; }
.btn:disabled { opacity: .6; pointer-events: none; }
.btn .spin { display: none; width: 16px; height: 16px; border-radius: 50%; border: 2px solid currentColor; border-right-color: transparent; animation: spin .8s linear infinite; }
.btn.sending .spin { display: inline-block; }
.btn.sending .arr { display: none; }

.confirm-lead { margin: 0 0 20px; color: var(--muted); }
.confirm-lead:focus, .done h2:focus { outline: none; } /* 画面切り替え時の読み上げ用フォーカス */
.confirm { margin: 0; border-radius: min(14px, var(--radius)); border: 1px solid var(--line); background: var(--bg); padding: 4px 22px; }
.confirm .row { display: grid; grid-template-columns: 11em 1fr; gap: 14px; padding: 16px 0; border-bottom: 1px dashed var(--line); }
.confirm .row:last-child { border: 0; }
.confirm dt { font-size: 13px; color: var(--muted); }
.confirm dd { margin: 0; white-space: pre-wrap; word-break: break-word; }
.confirm dd.empty { color: var(--muted); }
@media (max-width: 600px) { .confirm .row { grid-template-columns: 1fr; gap: 2px; } }

.done { text-align: center; padding-block: clamp(20px, 5vw, 48px); }
.done .mark { width: 76px; height: 76px; margin: 0 auto 22px; border-radius: 50%; display: grid; place-items: center; background: linear-gradient(120deg, var(--accent), var(--accent-2)); color: var(--on-accent); box-shadow: var(--btn-shadow); }
.done .mark svg { width: 34px; height: 34px; stroke-dasharray: 30; stroke-dashoffset: 30; }
.done:not([hidden]) .mark svg { animation: draw .7s .2s var(--ease) forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }
.done h2 { margin: 0 0 10px; font-family: var(--font-display); font-size: clamp(22px, 3vw, 28px); }
.done p { margin: 0 auto; max-width: 30em; color: var(--muted); }
.demo-note { margin: 18px 0 0; font-size: 12px; text-align: center; color: var(--muted); }
.demo-note b { color: var(--accent); }

.form-aside { display: grid; gap: 16px; position: sticky; top: 96px; }
@media (max-width: 980px) { .form-aside { position: static; } }
.notice { padding: 22px 24px; }
.notice h3 { display: flex; align-items: center; gap: 8px; margin: 0 0 10px; font-size: 15px; }
.notice h3 .motif { width: 16px; height: 16px; color: var(--accent); }
.notice ul { margin: 0; padding-left: 1.2em; display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
.notice p { margin: 0; font-size: 13px; color: var(--muted); }
.notice .mail { font-size: 14px; }

.privacy { padding: clamp(24px, 3.6vw, 40px); font-size: 14px; color: var(--muted); max-width: 880px; }
.privacy h3 { margin: 22px 0 4px; font-size: 15px; color: var(--text); }
.privacy h3:first-child { margin-top: 0; }
.privacy p { margin: 0; }

@media (prefers-reduced-motion: reduce) {
  .page-hero .big-mark, .field.shake { animation: none; }
  .done .mark svg { stroke-dashoffset: 0; animation: none; }
}