:root {
  --navy: #1f4e79;
  --navy-2: #2d6aa3;
  --ink: #1d2733;
  --sub: #5b6875;
  --line: #d8dee6;
  --bg: #f4f6f9;
  --card: #ffffff;
  --ans: #fff6d9;
  --ans-line: #f0d98a;
  --ok: #2e7d4f;
  --warn: #b35c00;
  --sel: #1f4e79;
  --radius: 12px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: "Hiragino Sans", "Noto Sans JP", "Yu Gothic UI", "Meiryo", system-ui, sans-serif;
  font-size: 16px; line-height: 1.7;
}
a { color: var(--navy-2); }
button, input, textarea { font: inherit; color: inherit; }

/* ===== 上の帯 ===== */
.top { position: sticky; top: 0; z-index: 10; background: var(--navy); color: #fff; box-shadow: 0 2px 8px rgba(0,0,0,.12); }
.top-inner { display: flex; align-items: center; gap: 12px; padding: 10px 16px 6px; max-width: 760px; margin: 0 auto; }
.top-title { flex: 1; font-weight: 700; font-size: 15px; line-height: 1.4; min-width: 0; }
.save { font-size: 12px; white-space: nowrap; padding: 2px 10px; border-radius: 99px; background: rgba(255,255,255,.15); }
.save:empty { display: none; }
.save[data-state="saving"] { background: rgba(255,255,255,.25); }
.save[data-state="offline"] { background: #ffd8a8; color: #5a2d00; }
.save[data-state="error"] { background: #ffc9c9; color: #6b0000; }
.tabs { display: flex; gap: 4px; overflow-x: auto; padding: 0 12px; max-width: 760px; margin: 0 auto; scrollbar-width: none; }
.tabs::-webkit-scrollbar { display: none; }
.tab {
  flex: none; border: 0; background: transparent; color: rgba(255,255,255,.78); padding: 8px 12px 10px; cursor: pointer;
  border-bottom: 3px solid transparent; font-size: 14px; white-space: nowrap;
}
.tab[aria-selected="true"] { color: #fff; border-bottom-color: #ffd34d; font-weight: 700; }
.tab .count { font-size: 11px; opacity: .85; margin-left: 4px; }
.tab .badge { display: inline-block; background: #ffd34d; color: #3b2a00; font-size: 10px; font-weight: 700; padding: 0 6px; border-radius: 99px; margin-left: 4px; vertical-align: 2px; }

/* ===== 本文 ===== */
.main { max-width: 760px; margin: 0 auto; padding: 16px 16px 40px; }
.lead { background: var(--card); border-radius: var(--radius); padding: 14px 16px; margin-bottom: 14px; border: 1px solid var(--line); font-size: 15px; }
.lead p { margin: 0 0 6px; }
.lead p:last-child { margin: 0; }
.progress { height: 8px; background: #e3e8ee; border-radius: 99px; overflow: hidden; margin: 8px 0 2px; }
.progress span { display: block; height: 100%; background: var(--ok); border-radius: 99px; transition: width .3s; }
.muted { color: var(--sub); font-size: 13px; }
h2.sec { font-size: 17px; margin: 22px 0 8px; color: var(--navy); }

.ov { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 14px; overflow: hidden; }
.ov h2 { margin: 0; font-size: 16px; padding: 10px 16px; background: #eaf0f7; color: var(--navy); }
.ov dl { margin: 0; padding: 4px 16px 10px; }
.ov dt { font-weight: 700; font-size: 14px; margin-top: 10px; }
.ov dd { margin: 2px 0 0; font-size: 15px; white-space: pre-wrap; }
.proto { display: block; background: var(--navy); color: #fff; text-decoration: none; border-radius: var(--radius); padding: 14px 16px; margin-bottom: 14px; font-weight: 700; }
.proto small { display: block; font-weight: 400; opacity: .85; }

/* ===== 質問カード ===== */
.q { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px 16px; margin-bottom: 14px; position: relative; }
.q.done { border-color: #b7d9c3; }
.q-head { display: flex; align-items: baseline; gap: 8px; margin-bottom: 4px; }
.q-no { font-weight: 700; color: var(--navy); font-size: 14px; flex: none; }
.q-cat { font-size: 12px; color: var(--sub); background: #eef1f5; border-radius: 99px; padding: 0 8px; }
.q-done { margin-left: auto; font-size: 12px; color: var(--ok); font-weight: 700; visibility: hidden; }
.q.done .q-done { visibility: visible; }
.q-body { font-weight: 700; margin: 2px 0 6px; white-space: pre-wrap; }
.q-why { font-size: 13px; color: var(--sub); margin: 0 0 4px; }
.q-why b { color: var(--ink); font-weight: 700; }
details.q-ref { background: #f3f6fa; border-left: 3px solid var(--navy-2); border-radius: 6px; padding: 6px 12px 8px; margin: 0 0 10px; font-size: 14px; }
details.q-ref summary { cursor: pointer; color: var(--navy-2); font-size: 13px; font-weight: 700; }
.q-ref .ref-h { font-weight: 700; font-size: 13px; color: var(--navy); margin-top: 8px; }
.q-ref dl { margin: 2px 0 0; }
.q-ref dt { font-weight: 700; font-size: 13px; margin-top: 6px; }
.q-ref dd { margin: 0; white-space: pre-wrap; }
.q-ref .ref-a { white-space: pre-wrap; margin-top: 2px; padding-left: 10px; border-left: 2px solid var(--line); }
.q-ref .ref-a::before { content: "回答："; color: var(--sub); font-size: 12px; }
details.ov-inline { margin: 0 0 14px; }
details.ov-inline > summary { cursor: pointer; color: var(--navy-2); font-weight: 700; padding: 10px 14px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 10px; }
details.q-ex { font-size: 13px; color: var(--sub); margin: 0 0 8px; }
details.q-ex summary { cursor: pointer; color: var(--navy-2); }
details.q-ex div { white-space: pre-wrap; padding: 4px 0 0; }

textarea, input[type="text"], input[type="url"] {
  width: 100%; border: 1px solid var(--ans-line); background: var(--ans); border-radius: 10px; padding: 10px 12px; font-size: 16px;
}
textarea { min-height: 96px; resize: vertical; line-height: 1.6; }
textarea:focus, input:focus { outline: 2px solid var(--navy-2); outline-offset: 1px; background: #fff; }

.opts { display: flex; flex-wrap: wrap; gap: 8px; margin: 6px 0 8px; }
.opt {
  border: 1.5px solid var(--line); background: #fff; border-radius: 99px; padding: 8px 14px; cursor: pointer; text-align: left;
  font-size: 15px; line-height: 1.4; min-height: 44px;
}
.opt[aria-pressed="true"] { border-color: var(--sel); background: var(--sel); color: #fff; }
.opts.pick { flex-direction: column; }
.opts.pick .opt { border-radius: 10px; white-space: pre-wrap; width: 100%; padding: 12px 14px; }
.opt .rk { display: inline-flex; align-items: center; justify-content: center; width: 22px; height: 22px; border-radius: 50%; background: #ffd34d; color: #3b2a00; font-weight: 700; font-size: 13px; margin-right: 6px; }
.opts.rank .opt { border-radius: 10px; width: 100%; }
.opts.rank .opt[aria-pressed="true"] { background: #eaf0f7; color: var(--ink); border-color: var(--sel); }
.other-label { font-size: 13px; color: var(--sub); margin: 4px 0 2px; display: block; }
.flags { display: flex; gap: 8px; margin-top: 10px; align-items: center; flex-wrap: wrap; }
.flag { border: 1px dashed #b8c2cc; background: transparent; border-radius: 99px; padding: 4px 12px; font-size: 13px; color: var(--sub); cursor: pointer; min-height: 32px; }
.flag[aria-pressed="true"] { border-style: solid; border-color: var(--warn); color: var(--warn); background: #fff4e6; font-weight: 700; }
.linkbtn { border: 0; background: none; color: var(--navy-2); font-size: 13px; cursor: pointer; padding: 4px; text-decoration: underline; }

.submit-box { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; text-align: center; }
.btn { border: 0; background: var(--navy); color: #fff; font-weight: 700; border-radius: 10px; padding: 12px 20px; cursor: pointer; font-size: 16px; min-height: 48px; width: 100%; max-width: 420px; }
.btn:disabled { opacity: .5; cursor: default; }
.btn.sub { background: #fff; color: var(--navy); border: 1.5px solid var(--navy); }

/* ===== 参考サイト ===== */
.site { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 14px; overflow: hidden; }
.site.done { border-color: #b7d9c3; }
.site-shot { display: block; aspect-ratio: 16 / 10; background: #e7ecf2; overflow: hidden; }
.site-shot img { width: 100%; height: 100%; object-fit: cover; object-position: top; display: block; }
.site-in { padding: 12px 16px 16px; }
.site-kind { font-weight: 700; }
.site-desc { font-size: 14px; color: var(--sub); margin: 2px 0 8px; }
.prefs { display: flex; gap: 8px; margin: 8px 0; }
.pref { flex: 1; border: 1.5px solid var(--line); background: #fff; border-radius: 10px; padding: 8px 4px; font-size: 15px; cursor: pointer; min-height: 48px; }
.pref span { display: block; font-size: 22px; line-height: 1.1; }
.pref[aria-pressed="true"] { border-color: var(--sel); background: var(--sel); color: #fff; }
.field-label { font-size: 13px; color: var(--sub); margin: 8px 0 2px; display: block; }

/* ===== 修正依頼 ===== */
.rev { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 16px; margin-bottom: 10px; }
.rev-head { display: flex; gap: 8px; align-items: center; font-size: 13px; color: var(--sub); }
.st { margin-left: auto; font-size: 12px; font-weight: 700; border-radius: 99px; padding: 0 10px; background: #eef1f5; }
.st[data-s="対応済み"] { background: #dff3e6; color: var(--ok); }
.st[data-s="確認中"] { background: #fff1d6; color: var(--warn); }
.rev-page { font-weight: 700; margin-top: 4px; }
.rev-req { white-space: pre-wrap; }
.rev-res { margin-top: 8px; background: #eaf0f7; border-radius: 8px; padding: 8px 10px; font-size: 14px; white-space: pre-wrap; }
.form { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px 16px; margin-bottom: 18px; }
.form .btn { margin-top: 12px; }

.err { background: #fff; border: 1px solid #f1b0b0; color: #8a1c1c; border-radius: var(--radius); padding: 16px; }
.foot { max-width: 760px; margin: 0 auto; padding: 0 16px 32px; font-size: 12px; color: var(--sub); }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

/* ===== 資料 ===== */
.up-btns { display: flex; gap: 8px; flex-wrap: wrap; }
.up-btns .up { flex: 1; min-width: 140px; display: inline-flex; align-items: center; justify-content: center; }
.url-row { display: flex; gap: 8px; }
.url-row input { flex: 1; }
.btn.small { width: auto; min-height: 44px; padding: 8px 16px; font-size: 15px; }
.file { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 14px; margin-bottom: 8px; }
.file-head { display: flex; gap: 8px; align-items: flex-start; }
.file-name { flex: 1; font-weight: 700; font-size: 14px; word-break: break-all; }
.st[data-s="done"] { background: #dff3e6; color: var(--ok); }
.st[data-s="reading"], .st[data-s="waiting"] { background: #fff1d6; color: var(--warn); }
.st[data-s="failed"] { background: #ffe0e0; color: #8a1c1c; }
.foot .linkbtn { padding: 0; margin-bottom: 8px; }
.foot .fb { margin-top: 8px; }

/* ===== 先方の画面の世界観：ヒーローの作戦室（2026-10-15 前岡さん「アベンジャーズ風」。雰囲気だけ。ロゴ・名前・台詞は使わない）
   読みやすさは崩さない：カードの中は白地に濃い文字のまま。暗いのは背景と上の帯だけ ===== */
.hero {
  --navy: #13284a; --navy-2: #2f6fc0; --sel: #13284a;
  --hero-red: #c8102e; --hero-gold: #f2c14e; --hero-deep: #0b1426;
  background-color: var(--hero-deep);
  background-image:
    radial-gradient(1200px 600px at 50% -200px, rgba(47,111,192,.35), transparent 70%),
    radial-gradient(800px 500px at 110% 110%, rgba(200,16,46,.18), transparent 70%),
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: auto, auto, 32px 32px, 32px 32px;
  background-attachment: fixed;
}
/* 画面の後ろに貼りつけた背景画像（2026-10-16 前岡さん「背景画像、何かcanvaで作らせて」「アベンジャーズ的なのが良かった」。
   Canva で作った、夕焼けの屋上に6人の影が並ぶ映画のような場面。キャラクター・ロゴは入れていない）。
   background-attachment: fixed はスマホで効かないので、固定した層に敷く。上に薄い暗幕を重ねて、白いカードと文字を沈ませない */
.hero::before {
  content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background: linear-gradient(rgba(11,20,38,.55), rgba(11,20,38,.35) 55%, rgba(11,20,38,.15)), url("/img/bg.webp") center bottom / cover no-repeat, var(--hero-deep);
}
.hero { position: relative; z-index: 0; }
@media (max-width: 760px) {
  /* 縦長の画面では、町の絵が下に来るよう少し寄せる */
  .hero::before { background-position: center, 50% bottom, center; }
}
.hero .top { background: linear-gradient(180deg, #0a1222 0%, #13284a 100%); box-shadow: 0 2px 0 0 var(--hero-red), 0 3px 0 0 var(--hero-gold), 0 8px 24px rgba(0,0,0,.45); }
.hero .top-title { letter-spacing: .02em; }
.hero .top-title::before {
  content: "MISSION BRIEFING"; display: block; font-size: 10px; font-weight: 700; letter-spacing: .28em; color: var(--hero-gold); margin-bottom: 1px;
}
.hero .tab[aria-selected="true"] { border-bottom-color: var(--hero-gold); text-shadow: 0 0 12px rgba(242,193,78,.45); }
.hero .tab .badge, .hero .opt .rk { background: var(--hero-gold); }

.hero .lead, .hero .q, .hero .ov, .hero .submit-box, .hero .site, .hero .rev, .hero .form, .hero .file, .hero details.ov-inline > summary {
  border-color: transparent; box-shadow: 0 10px 28px rgba(0,0,0,.35);
}
.hero .q { overflow: hidden; }
.hero .q::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px; background: linear-gradient(90deg, var(--hero-red), var(--hero-gold) 60%, #9fb4d3); }
.hero .q.done::before { background: linear-gradient(90deg, #2e7d4f, var(--hero-gold)); }
.hero .q.done { border-color: transparent; }
.hero .q-no {
  background: var(--hero-red); color: #fff; padding: 1px 12px 1px 8px; font-size: 13px; letter-spacing: .04em;
  clip-path: polygon(0 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}
.hero .ov h2 { background: linear-gradient(90deg, #13284a, #1d3a66); color: #fff; letter-spacing: .02em; }
.hero .progress { background: #dfe5ee; }
.hero .progress span { background: linear-gradient(90deg, var(--hero-red), var(--hero-gold)); }
.hero .btn { background: linear-gradient(180deg, #d41a38, #a00c24); letter-spacing: .06em; box-shadow: 0 4px 0 #6d0818, 0 8px 20px rgba(200,16,46,.35); }
.hero .btn:active:not(:disabled) { transform: translateY(2px); box-shadow: 0 2px 0 #6d0818; }
.hero .btn.sub { background: #fff; color: var(--navy); border-color: var(--navy); box-shadow: none; }
.hero .proto { background: linear-gradient(90deg, var(--hero-red), #8e0b20); box-shadow: 0 10px 28px rgba(0,0,0,.35); }

/* 背景の上に直接のる文字は明るく */
.hero h2.sec { color: #fff; letter-spacing: .03em; }
.hero h2.sec::before { content: ""; display: inline-block; width: 4px; height: 1em; background: var(--hero-gold); margin-right: 8px; vertical-align: -2px; }
.hero .foot, .hero .foot .linkbtn { color: #b9c6da; }
.hero .foot .form { color: var(--ink); }
.hero .foot .form .muted { color: var(--sub); }
.hero .err { box-shadow: 0 10px 28px rgba(0,0,0,.35); }

/* ===== ウェブメイクで足したもの：段階の表示・待ちの表示・知らせ ===== */
.steps { list-style: none; margin: 4px 0 14px; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px; }
.steps li { font-size: 12px; text-align: center; color: #b9c6da; padding: 6px 2px; border-bottom: 3px solid rgba(255,255,255,.18); line-height: 1.3; }
.steps li span { display: block; font-weight: 700; font-size: 14px; }
.steps li.past { color: #e6ecf5; border-bottom-color: #6f8fbf; }
.steps li.now { color: #fff; font-weight: 700; border-bottom-color: var(--hero-gold, #ffd34d); }
.wait-box { background: var(--card); border-radius: var(--radius); padding: 22px 18px; text-align: center; box-shadow: 0 10px 28px rgba(0,0,0,.35); }
.wait-box h2 { margin: 6px 0 8px; font-size: 19px; color: var(--navy); }
.wait-box p { margin: 0 0 8px; text-align: left; }
.banner { display: flex; gap: 12px; align-items: center; border-radius: var(--radius); padding: 12px 14px; margin-bottom: 14px; background: var(--card); box-shadow: 0 10px 28px rgba(0,0,0,.35); }
.banner b { display: block; }
.banner small { display: block; color: var(--sub); font-size: 13px; line-height: 1.6; }
.banner.wait { border-left: 5px solid var(--hero-gold, #ffd34d); }
.banner.done { border-left: 5px solid var(--ok); }
.banner.done b { color: var(--ok); font-size: 17px; }
.spin { flex: none; width: 22px; height: 22px; border-radius: 50%; border: 3px solid #dfe5ee; border-top-color: var(--hero-red, #c8102e); animation: spin 1s linear infinite; display: inline-block; }
.spin.big { width: 40px; height: 40px; border-width: 4px; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spin { animation-duration: 3s; } }
#intro-text { min-height: 140px; }
[hidden] { display: none !important; }
/* 白いカードの中の見出しは濃い色に（背景の上の見出しだけ白） */
.hero .form h2.sec, .hero .wait-box h2.sec { color: var(--navy); font-size: 15px; }
.up-btns .up { white-space: nowrap; font-size: 15px; padding: 10px 12px; }

/* ===== 話して入力 ===== */
.voice-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin: 8px 0 2px; }
.voice { display: inline-flex; align-items: center; gap: 8px; border: 1.5px solid var(--navy); background: #fff; color: var(--navy); border-radius: 99px; padding: 8px 16px 8px 12px; font-size: 15px; font-weight: 700; min-height: 44px; cursor: pointer; }
.voice .mic { width: 12px; height: 18px; border: 2.5px solid currentColor; border-radius: 8px; position: relative; flex: none; }
.voice .mic::after { content: ""; position: absolute; left: 50%; bottom: -8px; width: 2.5px; height: 6px; background: currentColor; transform: translateX(-50%); }
.voice[aria-pressed="true"] { background: var(--hero-red, #c8102e); border-color: var(--hero-red, #c8102e); color: #fff; animation: voice-pulse 1.4s ease-in-out infinite; }
@keyframes voice-pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(200,16,46,.45); } 50% { box-shadow: 0 0 0 8px rgba(200,16,46,0); } }
@media (prefers-reduced-motion: reduce) { .voice[aria-pressed="true"] { animation: none; } }
.voice-note { flex: 1; min-width: 12em; }

/* ===== 試作サイト（段階2） ===== */
.site-box { background: var(--card); border-radius: var(--radius); padding: 20px 18px; margin-bottom: 14px; text-align: center; box-shadow: 0 10px 28px rgba(0,0,0,.35); }
.site-ver { margin: 0 0 10px; font-weight: 900; font-size: 18px; color: var(--navy); }
.site-open { display: block; text-decoration: none; line-height: 48px; padding: 0 20px; margin: 0 auto 10px; }
mark.tbd-mark { background: #fff1a8; color: #6b4e00; padding: 0 4px; border-radius: 4px; font-weight: 700; }
#rev-text { min-height: 120px; }
.st[data-s="waiting"] { background: #fff1d6; color: var(--warn); }
.rev-req { white-space: pre-wrap; font-size: 14px; margin-top: 4px; }
/* 背景の夕焼けに重なる下の小さい文字は、薄い暗い帯の上に置いて読めるようにする */
.hero .foot { background: rgba(11,20,38,.72); border-radius: var(--radius); padding: 14px 16px; margin-bottom: 24px; }
@media (max-width: 760px) { .hero .foot { margin-left: 16px; margin-right: 16px; } }