/* VEXON Inc. corporate site — single stylesheet
   Colors and fonts follow the VEXON brand rules. Variables follow site/CONTRACT.md. */

@font-face{
  font-family:'Archivo';
  src:url('/assets/fonts/Archivo-variable.ttf') format('truetype');
  font-weight:100 900;
  font-stretch:62% 125%;
  font-style:normal;
  font-display:swap;
}

:root{
  --navy:#1B2A4A; --dark:#121D33; --ivory:#F4EFE4; --gold:#B8912E; --gold-light:#E2C071;
  --mid:#5B6373; --border:#D8D3C8; --white:#fff; --nav-h:72px;
  --grid:rgba(27,42,74,.08);
  --font-jp:'Noto Sans JP','Yu Gothic','Hiragino Kaku Gothic ProN','Meiryo',system-ui,sans-serif;
  --font-en:'Archivo','Helvetica Neue',Arial,system-ui,sans-serif;
  --gap:112px;
  --gap-sm:72px;
  --wrap:1120px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 16px);-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-jp);
  color:var(--navy);
  background:var(--white);
  line-height:1.9;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  font-feature-settings:"palt";
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
strong{font-weight:700}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.en{font-family:var(--font-en)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

.inner{max-width:var(--wrap);margin:0 auto;padding:0 32px}
.section{padding:var(--gap) 0}
.section--tight{padding:var(--gap-sm) 0}
.section--ivory{background:var(--ivory)}
.section--line{border-top:1px solid var(--border)}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:52px;padding:0 32px;border-radius:2px;border:1px solid var(--navy);
  background:var(--navy);color:var(--white);font-weight:700;font-size:.95rem;
  letter-spacing:.02em;cursor:pointer;font-family:inherit;line-height:1.4;
  transition:background .2s,color .2s,border-color .2s;
}
.btn:hover{background:var(--dark);border-color:var(--dark)}
.btn svg{flex-shrink:0}
.btn--outline{background:transparent;color:var(--navy)}
.btn--outline:hover{background:var(--navy);color:var(--white)}
.btn--light{background:var(--white);border-color:var(--white);color:var(--navy)}
.btn--light:hover{background:var(--ivory);border-color:var(--ivory);color:var(--dark)}
.btn--ghost{background:transparent;border-color:rgba(244,239,228,.45);color:var(--ivory)}
.btn--ghost:hover{background:transparent;border-color:var(--ivory)}
.btn--sm{min-height:42px;padding:0 22px;font-size:.85rem}
.btn-row{display:flex;gap:14px;flex-wrap:wrap}

/* ===== Header ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;height:var(--nav-h);
  background:rgba(255,255,255,.96);border-bottom:1px solid var(--border);
}
.header-inner{
  max-width:var(--wrap);margin:0 auto;padding:0 32px;height:100%;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{display:flex;align-items:center;height:100%}
.brand img{height:30px;width:auto}
.gnav{display:flex;align-items:center;gap:28px}
.gnav a{font-size:.88rem;font-weight:500;color:var(--navy);padding:6px 0;border-bottom:2px solid transparent;transition:border-color .2s}
.gnav a:hover,.gnav a[aria-current="page"]{border-bottom-color:var(--gold)}
.gnav .btn{margin-left:8px;color:var(--white);padding:0 22px;border-bottom:1px solid var(--navy)}
.gnav .btn:hover{border-bottom-color:var(--dark)}

.hamburger{display:none;background:none;border:0;cursor:pointer;width:40px;height:40px;position:relative;margin-right:-8px}
.hamburger span{display:block;width:24px;height:2px;background:var(--navy);position:absolute;left:8px;transition:transform .25s,opacity .25s,top .25s}
.hamburger span:nth-child(1){top:12px}
.hamburger span:nth-child(2){top:19px}
.hamburger span:nth-child(3){top:26px}
.hamburger[aria-expanded="true"] span:nth-child(1){top:19px;transform:rotate(45deg)}
.hamburger[aria-expanded="true"] span:nth-child(2){opacity:0}
.hamburger[aria-expanded="true"] span:nth-child(3){top:19px;transform:rotate(-45deg)}

.mobile-nav{
  display:none;position:fixed;top:var(--nav-h);left:0;right:0;bottom:0;z-index:999;
  background:var(--white);padding:24px 32px 48px;flex-direction:column;overflow-y:auto;
}
.mobile-nav.open{display:flex}
.mobile-nav a{font-size:1.05rem;font-weight:500;padding:18px 0;border-bottom:1px solid var(--border)}
.mobile-nav a[aria-current="page"]{color:var(--gold)}
.mobile-nav .btn{margin-top:28px;border-bottom:1px solid var(--navy);padding:0 24px;font-size:1rem;color:var(--white)}

@media(max-width:900px){
  .gnav{display:none}
  .hamburger{display:block}
  .inner,.header-inner{padding:0 24px}
  .mobile-nav{padding:8px 24px 48px}
}

/* ===== Section headings ===== */
.eyebrow{
  display:flex;align-items:center;gap:12px;
  font-family:var(--font-en);font-weight:600;font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--navy);margin-bottom:14px;
}
.eyebrow::before{content:"";width:28px;height:2px;background:var(--gold);flex-shrink:0}
.section-head{margin-bottom:48px;max-width:760px}
.section-head h2,.section-head h1{font-size:2rem;font-weight:700;line-height:1.45;letter-spacing:.01em}
.section-head h2::after,.section-head h1::after{content:"";display:block;width:48px;height:2px;background:var(--gold);margin-top:20px}
.section-head p{margin-top:20px;color:var(--mid);font-size:1rem}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.section-head--center .eyebrow{justify-content:center}
.section-head--center h2::after{margin-left:auto;margin-right:auto}
h3{font-weight:700;line-height:1.5}
.lead{font-size:1.05rem;color:var(--navy);max-width:40em}
.note{font-size:.82rem;color:var(--mid);line-height:1.8}
.muted{color:var(--mid)}

/* ===== Page head (sub pages) ===== */
.page-head{
  padding:calc(var(--nav-h) + 72px) 0 64px;border-bottom:1px solid var(--border);position:relative;
  background-color:var(--white);
  background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:48px 48px;background-position:center top;
}
.page-head::after{content:"";position:absolute;left:0;right:0;bottom:0;height:45%;background:var(--white);opacity:.75;pointer-events:none}
.page-head .inner{position:relative;z-index:1}
.page-head h1{font-size:2.4rem;font-weight:700;line-height:1.4;letter-spacing:.01em}
.page-head h1::after{content:"";display:block;width:48px;height:2px;background:var(--gold);margin-top:22px}
.page-head p{margin-top:20px;color:var(--mid);max-width:44em;font-size:1rem}

/* ===== Hero (top) ===== */
.hero{
  padding:calc(var(--nav-h) + 88px) 0 96px;position:relative;
  background-color:var(--white);
  background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:48px 48px;background-position:center top;
}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:40%;background:var(--white);opacity:.8;pointer-events:none}
.hero .inner{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:center}
.hero-tag{font-family:var(--font-en);font-weight:600;font-size:.82rem;letter-spacing:.2em;text-transform:uppercase;display:flex;align-items:center;gap:12px;margin-bottom:28px}
.hero-tag::before{content:"";width:28px;height:2px;background:var(--gold)}
.hero h1{font-size:3.6rem;font-weight:700;line-height:1.25;letter-spacing:.02em;margin-bottom:28px}
.hero .lead{font-size:1.05rem;color:var(--navy);margin-bottom:40px;max-width:32em}
.hero-visual svg{width:100%;height:auto;max-width:520px;margin-left:auto}
@media(max-width:900px){
  .hero{padding:calc(var(--nav-h) + 48px) 0 64px}
  .hero .inner{grid-template-columns:1fr;gap:48px}
  .hero h1{font-size:2.4rem}
  .hero-visual svg{max-width:440px;margin:0 auto}
  .page-head{padding:calc(var(--nav-h) + 40px) 0 44px}
  .page-head h1{font-size:1.8rem}
  .section{padding:var(--gap-sm) 0}
  .section--tight{padding:56px 0}
  .section-head h2{font-size:1.55rem}
  .section-head{margin-bottom:32px}
}
@media(max-width:480px){
  .hero h1{font-size:2rem}
  .btn-row .btn{width:100%}
}

/* ===== Stats ===== */
.stats{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--border)}
.stat{padding:40px 40px 36px;border-right:1px solid var(--border)}
.stat:last-child{border-right:0}
.stat-num{font-family:var(--font-en);font-weight:700;font-size:3.4rem;line-height:1;color:var(--gold);letter-spacing:-.01em;display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.stat-num .unit{font-family:var(--font-jp);font-size:1.4rem;color:var(--navy);font-weight:700}
.stat-num .about{font-family:var(--font-jp);font-size:1.4rem;color:var(--navy);font-weight:700}
.stat-label{margin-top:12px;font-weight:700;font-size:1rem}
.stat-note{margin-top:6px;font-size:.8rem;color:var(--mid)}
@media(max-width:700px){
  .stats{grid-template-columns:1fr}
  .stat{border-right:0;border-bottom:1px solid var(--border);padding:28px 24px}
  .stat:last-child{border-bottom:0}
  .stat-num{font-size:2.6rem}
}

/* ===== Two-column prose ===== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.split .section-head{margin-bottom:0}
.split p + p{margin-top:18px}
@media(max-width:900px){.split{grid-template-columns:1fr;gap:32px}}

/* ===== Cards ===== */
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.cards--3{grid-template-columns:repeat(3,1fr)}
.card{border:1px solid var(--border);border-radius:2px;padding:36px 32px;background:var(--white)}
.card .eyebrow{margin-bottom:12px}
.card h3{font-size:1.2rem;margin-bottom:12px}
.card p{font-size:.95rem;color:var(--navy)}
.card p.muted{color:var(--mid)}
.card ul{margin-top:14px}
.card li{position:relative;padding-left:16px;font-size:.92rem;line-height:1.8}
.card li::before{content:"";position:absolute;left:0;top:.8em;width:6px;height:2px;background:var(--gold)}
@media(max-width:900px){.cards,.cards--3{grid-template-columns:1fr}}

/* ===== Definition rows (role / pillars) ===== */
.rows{border-top:1px solid var(--border)}
.row{display:grid;grid-template-columns:200px 1fr;gap:32px;padding:32px 0;border-bottom:1px solid var(--border)}
.row h3{font-size:1.15rem}
.row .en{display:block;font-size:.75rem;letter-spacing:.14em;font-weight:600;color:var(--mid);text-transform:uppercase;margin-top:6px}
.row p{font-size:.95rem}
.row p + p{margin-top:12px}
@media(max-width:700px){.row{grid-template-columns:1fr;gap:12px;padding:24px 0}}

/* ===== Tables ===== */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
table{width:100%;border-collapse:collapse;font-size:.95rem}
th,td{padding:18px 20px;text-align:left;vertical-align:top;border-bottom:1px solid var(--border);line-height:1.75}
thead th{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;font-family:var(--font-en);font-weight:600;color:var(--mid);border-bottom:2px solid var(--navy);padding-top:0;padding-bottom:12px}
tbody th{font-weight:700;background:var(--ivory);width:42%}
.table--kv tbody th{width:200px;white-space:nowrap}
.table--kv td a{border-bottom:1px solid var(--gold)}
@media(max-width:700px){
  th,td{padding:14px 14px;font-size:.9rem}
  .table--kv tbody th{width:120px;white-space:normal}
  tbody th{width:40%}
}

/* ===== Steps (ordered flow) ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.step{padding:32px 28px 32px 0;border-right:1px solid var(--border);margin-right:28px;position:relative}
.step:last-child{border-right:0;margin-right:0}
.step p.step-num{font-family:var(--font-en);font-weight:700;font-size:1.8rem;color:var(--gold);line-height:1;margin-bottom:16px}
.step h3{font-size:1.05rem;margin-bottom:10px}
.step p{font-size:.9rem;color:var(--mid)}
.steps--5{grid-template-columns:repeat(5,1fr)}
@media(max-width:900px){
  .steps,.steps--5{grid-template-columns:1fr}
  .step{border-right:0;margin-right:0;border-bottom:1px solid var(--border);padding:24px 0;display:grid;grid-template-columns:56px 1fr;column-gap:16px}
  .step:last-child{border-bottom:0}
  .step-num{grid-row:1/3;margin:0;font-size:1.5rem;padding-top:4px}
}

/* ===== Cycle (flywheel) ===== */
.cycle{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;counter-reset:cyc}
.cycle li{border:1px solid var(--border);border-radius:2px;padding:24px 20px;font-size:.92rem;position:relative;counter-increment:cyc}
.cycle li::before{content:counter(cyc,decimal-leading-zero);display:block;font-family:var(--font-en);font-weight:700;font-size:1.5rem;color:var(--gold);line-height:1;margin-bottom:12px}
.cycle-note{margin-top:20px}
@media(max-width:900px){.cycle{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.cycle{grid-template-columns:1fr}}

/* ===== MVV ===== */
.mvv-item{padding:48px 0;border-top:1px solid var(--border)}
.mvv-item:last-child{border-bottom:1px solid var(--border)}
.mvv-grid{display:grid;grid-template-columns:200px 1fr;gap:32px;align-items:start}
.mvv-item .en{font-size:.78rem;letter-spacing:.18em;font-weight:600;text-transform:uppercase;color:var(--mid)}
.mvv-item .en span{display:block;color:var(--navy);font-size:.95rem;letter-spacing:.06em;text-transform:none;font-family:var(--font-jp);font-weight:700;margin-top:4px}
.mvv-item blockquote{font-size:1.8rem;font-weight:700;line-height:1.4;letter-spacing:.02em;margin-bottom:16px}
.mvv-item p{max-width:44em}
.values{border-top:1px solid var(--border)}
.value{display:grid;grid-template-columns:64px 280px 1fr;gap:24px;padding:28px 0;border-bottom:1px solid var(--border);align-items:start}
.value .num{font-family:var(--font-en);font-weight:700;font-size:1.6rem;color:var(--gold);line-height:1.2}
.value .title .en{display:block;font-family:var(--font-en);font-weight:700;font-size:1rem;letter-spacing:.08em;text-transform:uppercase;color:var(--navy)}
.value .title .jp{display:block;font-weight:700;font-size:1.15rem;margin-top:4px}
.value p{font-size:.95rem}
@media(max-width:900px){
  .mvv-grid{grid-template-columns:1fr;gap:12px}
  .mvv-item blockquote{font-size:1.4rem}
  .value{grid-template-columns:48px 1fr;row-gap:8px}
  .value p{grid-column:2}
}

/* ===== Logo meaning ===== */
.logo-block{display:grid;grid-template-columns:260px 1fr;gap:56px;align-items:center}
.logo-block .mark{border:1px solid var(--border);padding:40px;background:var(--white)}
@media(max-width:900px){.logo-block{grid-template-columns:1fr;gap:24px}.logo-block .mark{max-width:260px}}

/* ===== FAQ ===== */
.faq{max-width:820px}
.faq details{border-bottom:1px solid var(--border)}
.faq details:first-of-type{border-top:1px solid var(--border)}
.faq summary{padding:22px 0;font-weight:700;font-size:1rem;cursor:pointer;list-style:none;display:flex;gap:16px;align-items:flex-start}
.faq summary::-webkit-details-marker{display:none}
.faq summary .q{font-family:var(--font-en);font-weight:700;color:var(--gold);flex-shrink:0;font-size:1.1rem;line-height:1.6}
.faq summary .mark{margin-left:auto;flex-shrink:0;width:20px;height:20px;position:relative;top:6px}
.faq summary .mark::before,.faq summary .mark::after{content:"";position:absolute;background:var(--navy);left:50%;top:50%;transform:translate(-50%,-50%)}
.faq summary .mark::before{width:14px;height:2px}
.faq summary .mark::after{width:2px;height:14px;transition:transform .2s}
.faq details[open] summary .mark::after{transform:translate(-50%,-50%) scaleY(0)}
.faq .a{padding:0 0 24px 36px;color:var(--navy);font-size:.95rem}
.faq .a p + p{margin-top:8px}

/* ===== CTA band ===== */
.cta{background:var(--dark);color:var(--ivory);padding:96px 0}
.cta .inner{display:grid;grid-template-columns:1fr auto;gap:48px;align-items:center}
.cta .eyebrow{color:var(--gold-light)}
.cta .eyebrow::before{background:var(--gold-light)}
.cta h2{font-size:2rem;font-weight:700;line-height:1.4;color:var(--ivory)}
.cta h2 em{font-style:normal;color:var(--gold-light)}
.cta p{margin-top:16px;color:rgba(244,239,228,.8);max-width:36em}
@media(max-width:900px){
  .cta{padding:64px 0}
  .cta .inner{grid-template-columns:1fr;gap:28px}
  .cta h2{font-size:1.5rem}
}

/* ===== Footer ===== */
.site-footer{background:var(--dark);color:var(--ivory);padding:64px 0 32px;border-top:1px solid rgba(244,239,228,.12)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:48px;padding-bottom:48px;border-bottom:1px solid rgba(244,239,228,.15)}
.footer-brand img{height:32px;width:auto;margin-bottom:20px}
.footer-brand p{font-size:.85rem;line-height:1.9;color:rgba(244,239,228,.85)}
.footer-brand .tag{font-family:var(--font-en);font-weight:600;letter-spacing:.14em;text-transform:uppercase;font-size:.75rem;color:var(--gold-light);margin-top:16px}
.footer-col h2{font-family:var(--font-en);font-weight:600;font-size:.75rem;letter-spacing:.16em;text-transform:uppercase;color:var(--gold-light);margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:.9rem;color:rgba(244,239,228,.85);border-bottom:1px solid transparent}
.footer-col a:hover{color:var(--ivory);border-bottom-color:var(--gold-light)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:24px;flex-wrap:wrap}
.footer-copy{font-family:var(--font-en);font-size:.78rem;letter-spacing:.06em;color:rgba(244,239,228,.7)}
.footer-legal a{font-size:.8rem;color:rgba(244,239,228,.7)}
.footer-legal a:hover{color:var(--ivory)}
@media(max-width:900px){.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:span 2}}
@media(max-width:520px){.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:span 1}}

/* ===== Contact ===== */
.contact-layout{display:grid;grid-template-columns:1fr 340px;gap:64px;align-items:start}
.form-error{display:none;border:1px solid var(--gold);border-left:4px solid var(--gold);background:var(--ivory);padding:14px 18px;margin-bottom:28px;font-size:.92rem;font-weight:700}
.form-error.is-visible{display:block}
.field{margin-bottom:22px}
.field label{display:block;font-size:.9rem;font-weight:700;margin-bottom:8px}
.req{font-family:var(--font-en);font-size:.68rem;font-weight:600;letter-spacing:.1em;color:var(--white);background:var(--navy);padding:2px 7px;border-radius:2px;margin-left:8px;vertical-align:middle;line-height:1.6}
.field input[type="text"],.field input[type="email"],.field input[type="tel"],.field select,.field textarea{
  width:100%;padding:13px 16px;font-size:1rem;font-family:inherit;border:1px solid var(--border);border-radius:2px;
  background:var(--white);color:var(--navy);line-height:1.5;transition:border-color .2s;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--gold);outline-offset:0;border-color:var(--navy)}
.field select{appearance:none;-webkit-appearance:none;padding-right:44px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%231B2A4A' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 16px center}
.field textarea{min-height:160px;resize:vertical}
.hp{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.agree{display:flex;align-items:flex-start;gap:10px;font-size:.92rem;margin:8px 0 28px}
.agree input{width:18px;height:18px;margin-top:5px;accent-color:var(--navy);flex-shrink:0}
.agree a{border-bottom:1px solid var(--gold)}
.form-submit .btn{width:100%;min-height:56px;font-size:1rem}
.form-note{margin-top:14px;font-size:.82rem;color:var(--mid)}
.contact-card{border:1px solid var(--border);padding:32px 28px;background:var(--ivory)}
.contact-card h2{font-size:1.05rem;font-weight:700;margin-bottom:20px}
.contact-card dl{display:grid;grid-template-columns:1fr;gap:16px}
.contact-card dt{font-family:var(--font-en);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;font-weight:600;color:var(--mid);display:flex;align-items:center;gap:8px}
.contact-card dt::before{content:"";width:14px;height:2px;background:var(--gold)}
.contact-card dd{font-size:.95rem;line-height:1.7;margin-top:4px}
.contact-card dd a{border-bottom:1px solid var(--gold)}
.contact-card .tel{font-family:var(--font-en);font-weight:700;font-size:1.5rem;letter-spacing:.02em}
.contact-card .note{margin-top:20px;padding-top:16px;border-top:1px solid var(--border)}
@media(max-width:900px){.contact-layout{grid-template-columns:1fr;gap:40px}}

/* ===== Simple pages (thanks / 404 / privacy) ===== */
.simple{padding:calc(var(--nav-h) + 96px) 0 120px}
.simple .inner{max-width:760px}
.simple h1{font-size:2rem;font-weight:700;line-height:1.4}
.simple h1::after{content:"";display:block;width:48px;height:2px;background:var(--gold);margin-top:20px}
.simple .lead{margin-top:24px}
.simple .box{margin:36px 0;border:1px solid var(--border);padding:22px 26px;font-size:.9rem;color:var(--mid)}
.simple .box p + p{margin-top:8px}
.simple .box a{color:var(--navy);border-bottom:1px solid var(--gold)}
.simple .code{font-family:var(--font-en);font-weight:700;font-size:5rem;line-height:1;color:var(--gold);margin-bottom:20px;letter-spacing:-.02em}
.prose{max-width:760px}
.prose h2{font-size:1.25rem;font-weight:700;margin:40px 0 12px;padding-left:14px;border-left:3px solid var(--gold)}
.prose p{margin-bottom:14px}
.prose ul,.prose ol{margin:0 0 14px 1.4em}
.prose ul{list-style:disc}
.prose ol{list-style:decimal}
.prose a{border-bottom:1px solid var(--gold)}
.prose .updated{color:var(--mid);font-size:.85rem}
@media(max-width:900px){.simple{padding:calc(var(--nav-h) + 56px) 0 80px}.simple h1{font-size:1.6rem}.simple .code{font-size:3.6rem}}

/* ===== Reveal (JS optional) ===== */
.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.js .reveal.is-visible{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .reveal{opacity:1;transform:none;transition:none}
  *,*::before,*::after{transition-duration:.01ms!important;animation-duration:.01ms!important}
}

/* ===== Flow diagram (inline SVG) ===== */
.flow-svg .node{fill:var(--white);stroke:var(--navy);stroke-width:1.5}
.flow-svg .node--vexon{fill:var(--navy);stroke:var(--navy)}
.flow-svg .node--sub{fill:var(--white);stroke:var(--navy);stroke-width:1.2}
.flow-svg .cell{fill:var(--gold)}
.flow-svg .line{fill:none;stroke:var(--navy);stroke-width:1.5}
.flow-svg .arrow{fill:var(--navy)}
.flow-svg text{font-family:var(--font-jp);fill:var(--navy)}
.flow-svg .t-en{font-family:var(--font-en);font-weight:600;font-size:10px;letter-spacing:.16em;fill:var(--mid)}
.flow-svg .t-side{font-size:13px;font-weight:700}
.flow-svg .t-main{font-size:16px;font-weight:700}
.flow-svg .t-sub{font-size:11px;fill:var(--mid)}
.flow-svg .t-ivory{fill:var(--ivory)}
.flow-svg .t-ivory-sub{fill:rgba(244,239,228,.8)}
.flow-svg .t-brand{font-family:var(--font-en);font-weight:700;font-size:20px;letter-spacing:.12em;fill:var(--ivory)}