:root{
  --ivory:#F7F5F0; --rich-black:#131E29; --white:#FFFFFF;
  --royal:#0047BB; --midnight:#012169; --olympic:#00B6F1;
  --sea-green:#00D7BF; --lemongrass:#D0F474; --orchid:#BB29BB;
  --ink-soft:rgba(19,30,41,0.72); --ink-faint:rgba(19,30,41,0.5);
  --line:rgba(19,30,41,0.14); --line-soft:rgba(19,30,41,0.08);
  --maxw-narrow:760px; --maxw-wide:1100px;
}
*{box-sizing:border-box;}
body{margin:0;background:var(--ivory);color:var(--rich-black);font-family:Helvetica,Arial,sans-serif;font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;}
h1,h2,h3{font-family:"Noto Serif JP",Georgia,serif;font-weight:700;letter-spacing:0;}
.wrap{max-width:var(--maxw-narrow);margin:0 auto;padding:0 22px;}
.wrap.wide{max-width:var(--maxw-wide);}

.topbar{background:var(--white);border-bottom:1px solid var(--line-soft);}
.topbar .inner{max-width:var(--maxw-wide);margin:0 auto;padding:0 22px;display:flex;align-items:center;justify-content:space-between;height:64px;}
.topbar .brand{font-family:"Noto Serif JP",Georgia,serif;font-weight:700;font-size:20px;letter-spacing:0.02em;color:var(--rich-black);text-decoration:none;}
.topbar .ctx{font-size:13px;color:var(--ink-faint);}

.progress{background:var(--white);border-bottom:1px solid var(--line-soft);position:sticky;top:0;z-index:10;}
.progress .inner{max-width:var(--maxw-wide);margin:0 auto;padding:12px 22px 14px;}
.p-label{display:flex;justify-content:space-between;font-size:12.5px;color:var(--ink-faint);margin-bottom:7px;}
.p-label b{color:var(--rich-black);font-weight:700;}
.p-track{height:5px;background:var(--line-soft);border-radius:99px;overflow:hidden;}
.p-fill{height:100%;width:0%;background:var(--royal);border-radius:99px;transition:width .35s ease;}

.screen{display:none;padding:44px 0 80px;}
.screen.active{display:block;animation:fade .35s ease;}
@keyframes fade{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:none;}}
@media (prefers-reduced-motion:reduce){.screen.active{animation:none;}}

.kicker{font-size:12px;font-weight:700;letter-spacing:0.14em;text-transform:uppercase;color:var(--royal);margin:0 0 14px;}
h1{font-size:clamp(28px,5vw,40px);line-height:1.18;margin:0 0 14px;}
h2{font-size:clamp(23px,4vw,30px);line-height:1.22;margin:0 0 6px;}
.tagline{font-size:15px;color:var(--ink-soft);margin:0 0 20px;}
p.lede{font-size:17px;color:var(--ink-soft);margin:0 0 20px;max-width:58ch;}
.qnote{font-size:14px;color:var(--ink-faint);font-style:italic;margin:0 0 22px;max-width:64ch;}

.card{background:var(--white);border:1px solid var(--line-soft);border-radius:12px;padding:24px 26px;margin-bottom:16px;}
.card h3{font-size:16.5px;margin:0 0 8px;}
.card ul{margin:0;padding-left:20px;font-size:14.5px;color:var(--ink-soft);}
.card ul li{margin-bottom:6px;}

.guidance{background:var(--white);border-left:4px solid var(--sea-green);border-radius:0 10px 10px 0;padding:14px 18px;margin:0 0 24px;font-size:14px;color:var(--ink-soft);}
.guidance b{color:var(--rich-black);}

.ack{display:flex;gap:12px;align-items:flex-start;background:var(--white);border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin:26px 0;cursor:pointer;user-select:none;}
.ack input{margin-top:4px;width:17px;height:17px;accent-color:var(--royal);flex:none;cursor:pointer;}
.ack span{font-size:14.5px;color:var(--ink-soft);}
.ack span b{color:var(--rich-black);}

.level-strip-label{display:flex;align-items:center;gap:10px;font-size:12px;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;color:var(--ink-faint);margin:0 0 10px;}
.level-strip-label .arrow{flex:1;height:1px;background:var(--line);position:relative;}
.level-strip-label .arrow::after{content:"";position:absolute;right:0;top:-3px;border-left:6px solid var(--line);border-top:3.5px solid transparent;border-bottom:3.5px solid transparent;}

.levels{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:0 0 26px;align-items:stretch;}
.level{background:var(--white);border:1.5px solid var(--line);border-radius:12px;cursor:pointer;transition:border-color .15s ease, box-shadow .15s ease, transform .12s ease;display:flex;flex-direction:column;overflow:hidden;}
.level:hover{border-color:var(--ink-faint);transform:translateY(-2px);}
.level-head{padding:13px 18px;border-bottom:1px solid var(--line-soft);display:flex;align-items:center;justify-content:space-between;gap:8px;background:var(--ivory);}
.level-head h4{font-family:"Noto Serif JP",Georgia,serif;font-weight:700;font-size:16px;margin:0;color:var(--rich-black);}
.level-head .pickmark{width:20px;height:20px;border-radius:50%;border:1.5px solid var(--line);display:flex;align-items:center;justify-content:center;flex:none;background:var(--white);}
.level-head .pickmark svg{width:11px;height:11px;opacity:0;}
.level-body{padding:15px 18px 18px;}
.level-body ul{margin:0;padding-left:17px;}
.level-body li{font-size:13.5px;line-height:1.55;color:var(--ink-soft);margin-bottom:8px;}
.level-body li:last-child{margin-bottom:0;}
.level-body li b{color:var(--rich-black);font-weight:700;}
.level-body p.single{font-size:14.5px;line-height:1.6;color:var(--ink-soft);margin:0;}
.level.selected{border-color:var(--royal);box-shadow:0 0 0 2px rgba(0,71,187,0.16);}
.level.selected .level-head{background:var(--royal);border-bottom-color:var(--royal);}
.level.selected .level-head h4{color:#fff;}
.level.selected .pickmark{border-color:#fff;background:#fff;}
.level.selected .pickmark svg{opacity:1;}

.comment label{display:block;font-size:13px;font-weight:700;letter-spacing:0.06em;text-transform:uppercase;margin:0 0 8px;color:var(--rich-black);}
.comment label .req{color:var(--orchid);font-weight:700;}
.comment textarea{width:100%;min-height:110px;resize:vertical;background:var(--white);border:1.5px solid var(--line);border-radius:12px;padding:14px 16px;font-family:Helvetica,Arial,sans-serif;font-size:15px;line-height:1.55;color:var(--rich-black);}
.comment textarea.tall{min-height:180px;}
.comment textarea:focus{outline:none;border-color:var(--royal);box-shadow:0 0 0 2px rgba(0,71,187,0.15);}
.comment .hint{font-size:12.5px;color:var(--ink-faint);margin-top:7px;}
.meta-row{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-top:7px;}
.meta-row .hint{margin-top:0;}
.charcount{font-size:12.5px;color:var(--ink-faint);white-space:nowrap;font-variant-numeric:tabular-nums;}
.charcount.ok{color:var(--rich-black);font-weight:700;}

.btn-row{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-top:30px;}
button{font-family:Helvetica,Arial,sans-serif;font-size:15px;font-weight:700;border-radius:99px;cursor:pointer;padding:13px 30px;border:1.5px solid transparent;transition:opacity .15s ease, background .15s ease;}
.btn-primary{background:var(--royal);color:#fff;}
.btn-primary:hover{background:var(--midnight);}
.btn-primary:disabled{opacity:0.35;cursor:not-allowed;background:var(--royal);}
.btn-ghost{background:transparent;color:var(--rich-black);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--ink-faint);}
.validation{font-size:13px;color:var(--orchid);font-weight:700;display:none;margin-top:12px;}
.validation.show{display:block;}

.confirm{text-align:center;padding-top:30px;}
.confirm .check{width:64px;height:64px;border-radius:50%;background:var(--sea-green);display:flex;align-items:center;justify-content:center;margin:0 auto 24px;}
.confirm .check svg{width:30px;height:30px;}
.confirm p{color:var(--ink-soft);max-width:48ch;margin:0 auto 14px;}
.slack-note{display:inline-flex;gap:10px;align-items:center;margin-top:18px;background:var(--white);border:1px solid var(--line-soft);border-radius:10px;padding:12px 18px;font-size:13.5px;color:var(--ink-faint);text-align:left;}
.slack-note .sq{width:10px;height:10px;border-radius:3px;background:var(--lemongrass);flex:none;}

.staging-tag{position:fixed;bottom:14px;right:14px;background:var(--rich-black);color:var(--ivory);font-size:11px;font-weight:700;letter-spacing:0.08em;text-transform:uppercase;padding:6px 12px;border-radius:99px;opacity:0.85;z-index:50;}

.loading, .error-page{padding:60px 22px;text-align:center;}
.error-page h1{color:var(--orchid);}

@media (max-width:860px){.levels{grid-template-columns:1fr;}.level:hover{transform:none;}}
@media (max-width:560px){.btn-row{flex-direction:column-reverse;}.btn-row button{width:100%;}}