/* ===== FPクエスト styles ===== */
:root{
  --bg:#f5f7f9; --card:#ffffff; --ink:#16211f; --sub:#5d6f6c; --line:#e3e9e8;
  --accent:#0f766e; --accent-2:#14b8a6; --accent-ink:#ffffff;
  --ok:#0f9d58; --ok-bg:#e8f6ee; --ng:#d93838; --ng-bg:#fdecec;
  --warn:#b7791f; --shadow:0 1px 2px rgba(16,40,38,.06),0 6px 20px rgba(16,40,38,.06);
  --radius:16px;
  --f-life:#0ea5e9; --f-risk:#f97316; --f-fin:#22c55e; --f-tax:#a855f7; --f-re:#ef4444; --f-sozoku:#eab308;
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#0e1513; --card:#16201e; --ink:#e8efed; --sub:#9fb3af; --line:#26332f;
    --accent:#2dd4bf; --accent-2:#0f766e; --accent-ink:#06231f;
    --ok:#34d399; --ok-bg:#123027; --ng:#f87171; --ng-bg:#331b1b;
    --shadow:0 1px 2px rgba(0,0,0,.3),0 6px 20px rgba(0,0,0,.25);
  }
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP",Meiryo,sans-serif;
  font-size:16px; line-height:1.7; -webkit-text-size-adjust:100%;
  padding-bottom:calc(74px + env(safe-area-inset-bottom));
}
button{font-family:inherit;font-size:inherit;color:inherit}

/* --- app bar --- */
.appbar{position:sticky;top:0;z-index:30;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;box-shadow:0 2px 12px rgba(15,118,110,.25)}
.appbar-inner{max-width:760px;margin:0 auto;display:flex;align-items:center;gap:10px;padding:10px 16px;padding-top:calc(10px + env(safe-area-inset-top))}
.back-btn{background:rgba(255,255,255,.18);border:0;border-radius:10px;width:32px;height:32px;font-size:22px;line-height:1;color:#fff;cursor:pointer;flex:none}
.brand{display:flex;align-items:center;gap:8px;min-width:0;flex:1}
.brand-mark{background:#fff;color:var(--accent);font-weight:800;border-radius:8px;padding:1px 7px;font-size:13px;letter-spacing:.02em;flex:none}
.brand-name{font-weight:700;font-size:16px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.appbar-stats{display:flex;gap:6px;flex:none}
.chip{background:rgba(255,255,255,.2);border-radius:999px;padding:2px 10px;font-size:13px;white-space:nowrap}
.chip b{font-weight:700}

/* --- layout --- */
main{max-width:760px;margin:0 auto;padding:16px}
.screen{animation:fade .18s ease}
@keyframes fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px;margin-bottom:14px}
.sec-title{font-size:15px;margin:22px 0 10px;color:var(--sub);font-weight:700}
.lead{color:var(--sub);font-size:14px;margin:4px 0 16px}
.note{color:var(--sub);font-size:12px;line-height:1.6;margin:24px 0 8px}

/* --- buttons --- */
.btn{border:1px solid var(--line);background:var(--card);border-radius:12px;padding:11px 16px;cursor:pointer;font-weight:600;transition:.15s;-webkit-tap-highlight-color:transparent}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--accent);color:var(--accent-ink);border-color:transparent}
.btn-lg{width:100%;padding:14px;font-size:16px}
.btn-ghost{background:transparent}
.btn-danger{background:transparent;color:var(--ng);border-color:var(--ng);width:100%;margin-top:12px}
.badge{background:var(--ng);color:#fff;border-radius:999px;padding:0 8px;font-size:12px;font-weight:700;margin-left:6px;display:inline-block;min-width:22px;text-align:center}
.badge.is-zero{background:var(--line);color:var(--sub)}

/* --- hero --- */
.hero-top{display:flex;gap:16px;align-items:center}
.ring{position:relative;width:104px;height:104px;flex:none}
.ring svg{transform:rotate(-90deg);width:100%;height:100%}
.ring circle{fill:none;stroke-width:11;stroke-linecap:round}
.ring-bg{stroke:var(--line)}
.ring-fg{stroke:var(--accent);stroke-dasharray:326.7;stroke-dashoffset:326.7;transition:stroke-dashoffset .6s ease}
.ring-label{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;line-height:1.15}
.ring-label b{font-size:26px;font-weight:800}
.ring-label span{font-size:12px;color:var(--sub)}
.hero-info{flex:1;min-width:0}
.hero-hello{margin:0 0 8px;font-weight:700}
.hero-xp,.hero-sub{margin:6px 0 0;font-size:12.5px;color:var(--sub)}
.xpbar{height:8px;background:var(--line);border-radius:99px;overflow:hidden}
.xpbar-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-2));width:0;transition:width .6s}
.hero-actions{display:flex;gap:10px;margin-top:16px}
.hero-actions .btn-lg{flex:2.6;font-size:15px;white-space:nowrap}
.hero-actions .btn-ghost{flex:1;white-space:nowrap;font-size:14.5px}

/* --- field grid --- */
.field-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.field-tile{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:12px;text-align:left;cursor:pointer;box-shadow:var(--shadow)}
.field-tile .ft-top{display:flex;align-items:center;gap:8px;font-weight:700;font-size:14px}
.field-tile .ft-ico{width:26px;height:26px;border-radius:8px;display:grid;place-items:center;font-size:15px;background:var(--fc);color:#fff;flex:none}
.field-tile .ft-bar{height:6px;background:var(--line);border-radius:99px;margin-top:9px;overflow:hidden}
.field-tile .ft-bar i{display:block;height:100%;background:var(--fc);border-radius:99px}
.field-tile .ft-meta{font-size:11.5px;color:var(--sub);margin-top:5px}

.menu-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.menu-card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px 12px;text-align:left;cursor:pointer;box-shadow:var(--shadow);display:block}
.menu-card .menu-ico{font-size:22px;display:block;margin-bottom:4px}
.menu-card b{display:block;font-size:14.5px}
.menu-card i{display:block;font-style:normal;font-size:11.5px;color:var(--sub);margin-top:2px}

/* --- lists --- */
.field-list{display:flex;flex-direction:column;gap:10px}
.field-row{display:flex;align-items:center;gap:12px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:13px 14px;cursor:pointer;text-align:left;width:100%;box-shadow:var(--shadow)}
.field-row .fr-ico{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;font-size:19px;background:var(--fc);color:#fff;flex:none}
.field-row .fr-main{flex:1;min-width:0}
.field-row b{display:block;font-size:15px}
.field-row i{font-style:normal;font-size:12px;color:var(--sub)}
.field-row .fr-arrow{color:var(--sub);font-size:20px}

.mode-list{display:flex;flex-direction:column;gap:10px;margin-bottom:6px}
.mode-card{display:flex;align-items:center;gap:12px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px;cursor:pointer;text-align:left;width:100%;box-shadow:var(--shadow)}
.mode-card .mode-ico{font-size:22px;flex:none}
.mode-card b{display:block;font-size:15px}
.mode-card i{font-style:normal;font-size:12px;color:var(--sub)}
.mode-card>div{flex:1;min-width:0}

.field-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.field-head .fh-ico{width:44px;height:44px;border-radius:13px;display:grid;place-items:center;font-size:22px;background:var(--fc);color:#fff;flex:none}
.field-head h2{margin:0;font-size:18px}
.field-head p{margin:2px 0 0;font-size:12.5px;color:var(--sub)}

.lesson-list{display:flex;flex-direction:column;gap:8px}
.lesson-row{display:flex;align-items:center;gap:12px;background:var(--card);border:1px solid var(--line);border-radius:13px;padding:12px 14px;cursor:pointer;text-align:left;width:100%;box-shadow:var(--shadow)}
.lesson-row .ln-no{width:28px;height:28px;border-radius:9px;background:var(--line);color:var(--sub);display:grid;place-items:center;font-size:13px;font-weight:700;flex:none}
.lesson-row.is-done .ln-no{background:var(--ok);color:#fff}
.lesson-row .ln-main{flex:1;min-width:0}
.lesson-row b{display:block;font-size:14.5px;font-weight:600}
.lesson-row i{font-style:normal;font-size:11.5px;color:var(--sub)}

/* --- lesson body --- */
.lesson-body h2{font-size:19px;margin:0 0 4px}
.lesson-body .lb-field{font-size:12px;color:var(--sub);margin:0 0 14px}
.lesson-body h3{font-size:15px;margin:20px 0 8px;padding-left:10px;border-left:4px solid var(--accent)}
.lesson-body p{margin:8px 0}
.lesson-body ul{margin:8px 0;padding-left:1.2em}
.lesson-body li{margin:5px 0}
.lesson-body em{font-style:normal;background:linear-gradient(transparent 62%,rgba(45,212,191,.42) 62%);font-weight:700}
.lesson-body .kw{color:var(--accent);font-weight:700}
.lesson-body .tw{overflow-x:auto;margin:10px 0;-webkit-overflow-scrolling:touch}
.lesson-body table{width:100%;border-collapse:collapse;font-size:13.5px;margin:10px 0}
.lesson-body .tw table{margin:0}
.lesson-body th,.lesson-body td{border:1px solid var(--line);padding:7px 9px;text-align:left;min-width:5.2em;vertical-align:top}
.lesson-body th{background:rgba(15,118,110,.08);font-weight:700}
.lesson-body .tip{background:rgba(234,179,8,.12);border-left:4px solid #eab308;border-radius:0 10px 10px 0;padding:10px 12px;font-size:13.5px;margin:14px 0}
.lesson-body .tip b{color:var(--warn)}
.lesson-foot{margin-top:4px}
.lesson-nav{display:flex;gap:10px;margin-top:10px}
.lesson-nav .btn{flex:1;font-size:13px;padding:10px}
.lesson-nav .btn[disabled]{opacity:.35;cursor:default}

/* --- play --- */
.screen-plain{padding-top:4px}
.play-head{margin-bottom:14px}
.progress{height:8px;background:var(--line);border-radius:99px;overflow:hidden}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-2));width:0;transition:width .3s}
.play-meta{display:flex;justify-content:space-between;font-size:12.5px;color:var(--sub);margin-top:6px}
.q-tags{display:flex;gap:6px;margin-bottom:10px;flex-wrap:wrap}
.tag{font-size:11px;background:var(--line);color:var(--sub);border-radius:999px;padding:2px 10px;font-weight:600}
.tag-type{background:rgba(15,118,110,.12);color:var(--accent)}
.q-text{font-size:16.5px;line-height:1.85;margin:0 0 16px;white-space:pre-wrap}
.choices{display:flex;flex-direction:column;gap:9px}
.choice{text-align:left;border:1.5px solid var(--line);background:var(--card);border-radius:12px;padding:13px 14px;cursor:pointer;display:flex;gap:10px;align-items:flex-start;transition:.12s;line-height:1.65}
.choice:hover{border-color:var(--accent)}
.choice .ch-key{width:24px;height:24px;border-radius:7px;background:var(--line);color:var(--sub);display:grid;place-items:center;font-size:12.5px;font-weight:700;flex:none;margin-top:1px}
.choice.is-ok{border-color:var(--ok);background:var(--ok-bg)}
.choice.is-ok .ch-key{background:var(--ok);color:#fff}
.choice.is-ng{border-color:var(--ng);background:var(--ng-bg)}
.choice.is-ng .ch-key{background:var(--ng);color:#fff}
.choice[disabled]{cursor:default}
.choice.ox{font-size:17px;font-weight:700;justify-content:center;padding:16px}
.feedback{border-width:2px}
.fb-head{margin:0 0 8px;font-weight:800;font-size:16px}
.fb-head.ok{color:var(--ok)} .fb-head.ng{color:var(--ng)}
.fb-exp{margin:0 0 14px;font-size:14.5px;line-height:1.8;color:var(--ink);white-space:pre-wrap}
.fb-exp b{color:var(--accent)}

/* --- result --- */
.result-card{text-align:center;padding:26px 16px}
.result-emoji{font-size:52px;line-height:1}
.result-score{font-size:15px;margin:12px 0 2px;color:var(--sub)}
.result-score b{font-size:34px;color:var(--ink)}
.result-rate{font-size:30px;font-weight:800;margin:0;color:var(--accent)}
.result-msg{margin:10px 0 0;font-size:14px}
.result-xp{margin:8px 0 0;font-size:13px;color:var(--sub)}
.result-actions{display:flex;flex-direction:column;gap:10px}
.review-list{display:flex;flex-direction:column;gap:8px}
.rv{background:var(--card);border:1px solid var(--line);border-left-width:4px;border-radius:10px;padding:11px 13px;font-size:13.5px;box-shadow:var(--shadow)}
.rv.ok{border-left-color:var(--ok)} .rv.ng{border-left-color:var(--ng)}
.rv .rv-q{margin:0 0 5px;font-weight:600;line-height:1.6}
.rv .rv-a{margin:0;font-size:12.5px;color:var(--sub)}
.rv .rv-a b{color:var(--ok)}
.rv details{margin-top:6px} .rv summary{cursor:pointer;font-size:12.5px;color:var(--accent)}
.rv details p{margin:6px 0 0;font-size:13px;color:var(--sub);line-height:1.75;white-space:pre-wrap}
.bd-row{display:flex;align-items:center;gap:10px;font-size:13px;padding:5px 0}
.bd-row .bd-name{width:88px;flex:none;color:var(--sub)}
.bd-row .bd-bar{flex:1;height:8px;background:var(--line);border-radius:99px;overflow:hidden}
.bd-row .bd-bar i{display:block;height:100%;background:var(--fc,var(--accent));border-radius:99px}
.bd-row .bd-num{width:58px;text-align:right;flex:none;font-variant-numeric:tabular-nums}

/* --- stats --- */
.stat-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;text-align:center}
.stat-summary div b{display:block;font-size:22px;font-weight:800}
.stat-summary div span{font-size:11.5px;color:var(--sub)}
.bars{display:flex;align-items:flex-end;gap:6px;height:130px}
.bars .bar{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:5px;height:100%}
.bars .bar .bv{width:100%;background:linear-gradient(180deg,var(--accent-2),var(--accent));border-radius:6px 6px 3px 3px;min-height:3px;position:relative}
.bars .bar .bn{font-size:10.5px;color:var(--sub)}
.bars .bar .bt{font-size:10.5px;color:var(--sub)}
.settings .row{display:flex;justify-content:space-between;align-items:center;gap:10px}
.settings select{padding:8px 10px;border-radius:10px;border:1px solid var(--line);background:var(--card);color:var(--ink)}
.weak-row{display:flex;gap:10px;align-items:center;padding:8px 0;border-bottom:1px solid var(--line);font-size:13px}
.weak-row:last-child{border-bottom:0}
.weak-row .wr-rate{flex:none;font-weight:700;color:var(--ng);width:44px;font-variant-numeric:tabular-nums}
.weak-row .wr-q{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--sub)}
.empty{color:var(--sub);font-size:13.5px;text-align:center;padding:18px 0;margin:0}
.exam-hist{font-size:13px;display:flex;justify-content:space-between;padding:7px 0;border-bottom:1px solid var(--line)}
.exam-hist:last-child{border-bottom:0}
.exam-hist .eh-pass{color:var(--ok);font-weight:700}
.exam-hist .eh-fail{color:var(--ng);font-weight:700}

/* --- tools --- */
.tool-sec h3{font-size:15px;margin:0 0 8px;padding-left:10px;border-left:4px solid var(--accent)}
.tool-sec table{width:100%;border-collapse:collapse;font-size:13px}
.tool-sec th,.tool-sec td{border:1px solid var(--line);padding:7px 8px;text-align:left;vertical-align:top}
.tool-sec th{background:rgba(15,118,110,.08);font-weight:700;white-space:nowrap}
.tool-sec td b{color:var(--accent)}

/* --- toast --- */
.toast{position:fixed;left:50%;bottom:calc(86px + env(safe-area-inset-bottom));transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:10px 18px;border-radius:999px;font-size:13.5px;font-weight:600;z-index:50;box-shadow:0 6px 24px rgba(0,0,0,.25);animation:pop .25s}
@keyframes pop{from{opacity:0;transform:translate(-50%,8px)}to{opacity:1;transform:translate(-50%,0)}}

/* --- tabbar --- */
.tabbar[hidden]{display:none}
.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:30;display:flex;background:var(--card);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}
.tab{flex:1;border:0;background:none;padding:8px 2px 9px;font-size:10.5px;color:var(--sub);cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:2px}
.tab span{font-size:20px;line-height:1.1;filter:grayscale(1);opacity:.6}
.tab.is-active{color:var(--accent);font-weight:700}
.tab.is-active span{filter:none;opacity:1}

@media (min-width:700px){
  .field-grid,.menu-grid{grid-template-columns:repeat(3,1fr)}
  main{padding:22px 16px}
}