/* Panolabo corporate — editorial tone (docs/20260924_v1_TONE_AND_MANNER.md)
   Loaded after each page's inline <style>; overrides tone only, not layout logic. */
:root {
    --paper: #fbfaf6; --paper2: #f3f1ea; --hair: #dcd8cc;
    --ink: #1f2a37; --body: #334155; --sub: #5b6b62;
    --gd: #276223; --gm: #2f7130; --gb: #52ab4c; --ver: #c05828; --gold: #9a6a1a;
    --serif: "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho", serif;
}

body { background: var(--paper); }
h1, h2, h3, .quote, .compare-v { font-family: var(--serif); letter-spacing: 0.04em; font-weight: 700; }
h1 { line-height: 1.5; }
h2 { line-height: 1.5; }
.ph { display: inline-block; }

/* section rule */
section + section { border-top: 1px solid var(--hair); }
.label { color: var(--ver); font-size: 11px; letter-spacing: 3px; }

/* ---- hero: left aligned, eyebrow is not clickable ---- */
.hero { text-align: left; }
.hero .wrap { max-width: 1080px; }
.hero .sub { margin-left: 0; max-width: 680px; }
.hero-ctas { justify-content: flex-start; }
.hero-tag {
    border: 0; border-bottom: 1px solid var(--ver); border-radius: 0;
    padding: 0 0 6px; color: var(--ver); letter-spacing: 4px; text-transform: none;
    font-family: var(--serif);
}
.hero-tag small { display: block; font-size: 11px; letter-spacing: 2px; color: var(--sub); margin-top: 2px; font-family: var(--serif); }

/* facts: plain figures, no frame (not clickable) */
.founder-facts {
    display: grid !important; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 0 !important;
    justify-content: stretch !important; margin: 44px 0 0 !important;
    border-top: 1px solid var(--hair); text-align: left;
}
.fact { border: 0; border-radius: 0; padding: 16px 16px 0 0; font-size: 12px; color: var(--sub); line-height: 1.6; }
.fact b { display: block; font-family: var(--serif); font-size: 26px; color: var(--ink); line-height: 1.4; margin-bottom: 2px; }

/* ---- clickable: buttons ---- */
.btn-primary, .btn-ghost {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    min-height: 50px; padding: 0 24px; border-radius: 6px; font-size: 14px; font-weight: 700;
}
.btn-primary::after, .btn-ghost::after { content: "→"; }
.btn-primary:hover { transform: none; box-shadow: none; }
.btn-ghost { background: #fff; border: 1px solid var(--ink); color: var(--ink); }
.btn-ghost:hover { background: var(--paper2); color: var(--ink); }

/* ---- clickable: text links ---- */
.card-link, .src a {
    color: var(--gd); font-weight: 700; border-bottom: 1px solid var(--gd); text-decoration: none;
}
.card-link:hover { text-decoration: none; border-bottom-width: 2px; }

/* ---- not clickable: cards are quiet paper ---- */
.card, .step, .compare-box, .rule, .case, details.prow {
    background: #fff; border: 1px solid var(--hair); border-radius: 6px;
}
.card-lead, .compare-box.now { background: #fff; border-color: var(--gd); border-top-width: 3px; }
.card-num, .step-label, .case-tag { color: var(--ver); }
.step-num { font-family: var(--serif); color: rgba(192, 88, 40, 0.18); font-weight: 700; }
.compare-k { color: var(--ver); }
.cta-box { background: var(--paper2); border: 1px solid var(--hair); border-radius: 6px; }

/* ---- clickable: expandable rows (chevron in a circle) ---- */
details.prow summary, details.case summary { position: relative; padding-right: 52px; }
details.prow summary::after, details.case summary::after {
    content: ""; position: absolute; right: 14px; top: 50%; width: 26px; height: 26px; margin-top: -13px;
    border: 1px solid var(--hair); border-radius: 50%; background: #fff
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23276223' stroke-width='2.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") center / 12px no-repeat;
    transition: transform 0.2s;
}
details[open].prow summary::after, details[open].case summary::after { transform: rotate(180deg); }
details.prow summary:hover::after, details.case summary:hover::after { border-color: var(--gd); }
details.case summary { padding-right: 40px; }
details.case summary::after { right: 0; top: 14px; margin-top: 0; }
details.case summary h3 { padding-right: 0; }
details.case summary h3::after { content: none; }
.tap-hint { font-size: 12px; color: var(--sub); margin: 8px 0 0; }

/* ---- FAQ ---- */
.faq-item { border-bottom: 1px solid var(--hair); }
.faq-q:hover { color: var(--gd); }

@media (max-width: 768px) {
    .founder-facts { grid-template-columns: 1fr 1fr; row-gap: 8px !important; }
    .fact b { font-size: 22px; }
}
@media (max-width: 640px) {
    .fact { font-size: 11px; padding: 12px 12px 0 0; }
    .hero-ctas a { justify-content: center; font-size: 13px; padding: 0 14px; gap: 6px; }
}

/* continuation sections (padding-top:0) carry no rule */
section + section[style*="padding-top:0"] { border-top: 0; }
details.case[open] summary h3::after { content: none; }

/* belief diagram */
.belief-fig { margin-top: 36px; }
.belief-fig svg { display: block; width: 100%; height: auto; }
.belief-fig svg text { font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", system-ui, sans-serif; }
.belief-fig svg .s { font-family: var(--serif); }
.belief-pc { max-width: 900px; margin: 0 auto; }
.belief-sp { display: none !important; max-width: 420px; margin: 0 auto; }
@media (max-width: 700px) {
    .belief-pc { display: none !important; }
    .belief-sp { display: block !important; }
}

/* ===== v2: quality pass (2026-09-24) ===== */

/* one left edge for every section */
.wrap { max-width: 1080px; }
.faq-list { margin-left: 0; max-width: 760px; }
.cta-section .wrap { max-width: 880px; }

/* readable body on paper */
.sub { font-size: 15px; line-height: 1.95; color: var(--body); max-width: 760px; }
.card p, .step p, .case p, .rule-v, .compare-box p, .faq-a, .prow-body p { font-size: 14px; line-height: 1.9; color: var(--body); }
.card li { font-size: 14px; color: var(--body); line-height: 1.75; }
.note, .src, .prow-meta { font-size: 12.5px; }
h2 { margin-bottom: 16px; }

/* section numbering: 01 — Troubles */
body { counter-reset: sec; }
section .label { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
section .label::before {
    counter-increment: sec; content: counter(sec, decimal-leading-zero);
    font-family: var(--serif); font-size: 14px; letter-spacing: 1px; color: var(--ver);
    padding-bottom: 2px; border-bottom: 1px solid var(--ver);
}

/* not clickable → no boxes: rule on top, air around */
.grid > .card, .steps > .step, .rules > .rule {
    background: transparent; border: 0; border-top: 1px solid var(--ink); border-radius: 0;
    padding: 22px 4px 8px 0;
}
.grid { gap: 8px 40px; }
.steps { gap: 8px 40px; }
.rules { gap: 0; }
.rules > .rule { border-top: 1px solid var(--hair); padding: 18px 0; }
.rules > .rule:first-child { border-top: 1px solid var(--ink); }
.rules > .rule:last-child { border-bottom: 1px solid var(--hair); }
.rule-k { font-family: var(--serif); font-size: 15px; }
.grid > .card-lead { border-top: 3px solid var(--gd); background: transparent; }
.step-num { position: static; display: block; font-size: 40px; color: var(--ver); opacity: .9; margin-bottom: 6px; }
.card h3, .step h3 { font-size: 18px; line-height: 1.6; }

/* boxes stay only where something opens or compares */
.case, details.prow, .compare-box { background: #fff; border: 1px solid var(--hair); border-radius: 6px; }

/* hero: two columns on wide screens, facts as a ruled sidebar */
@media (min-width: 1024px) {
    .hero .wrap { display: grid; grid-template-columns: minmax(0, 1fr) 300px; column-gap: 64px; align-items: start; }
    .hero .wrap > * { grid-column: 1; }
    .hero .wrap > .founder-facts {
        grid-column: 2; grid-row: 1 / span 6; align-self: center;
        grid-template-columns: 1fr !important; margin: 0 !important;
        border-top: 0; border-left: 1px solid var(--ink); padding-left: 28px;
    }
    .hero .wrap > .founder-facts .fact { padding: 14px 0; border-bottom: 1px solid var(--hair); }
    .hero .wrap > .founder-facts .fact:last-child { border-bottom: 0; }
    .hero-tag { justify-self: start; }
}

/* cases as an index list: tag | title | chevron */
.grid:has(> details.case) { grid-template-columns: 1fr; gap: 0; margin-top: 12px; border-bottom: 1px solid var(--hair); }
details.case { background: transparent; border: 0; border-top: 1px solid var(--hair); border-radius: 0; padding: 0; }
.cases-h + .grid > details.case:first-child { border-top: 1px solid var(--ink); }
details.case summary { display: grid; grid-template-columns: 240px minmax(0, 1fr); column-gap: 24px; align-items: baseline; padding: 18px 48px 18px 0; }
details.case summary::after { top: 50%; margin-top: -13px; }
details.case summary .case-tag { margin: 0; font-size: 12px; line-height: 1.6; }
details.case summary h3 { margin: 0; font-size: 16px; line-height: 1.6; }
details.case summary:hover h3 { color: var(--gd); }
details.case[open] summary h3 { margin-bottom: 0; }
details.case > p, details.case > blockquote { margin: 0 48px 20px 264px; }
.cases-h { font-family: var(--serif); font-size: 15px; letter-spacing: 1px; color: var(--ink); margin: 40px 0 0; }
@media (max-width: 768px) {
    details.case summary { grid-template-columns: 1fr; row-gap: 4px; padding-right: 44px; }
    details.case > p, details.case > blockquote { margin: 0 0 18px; }
}