/* Masai Classes: same tokens, type and furniture as samsm.vercel.app (cercit/me). */
:root{--canvas:#0a0a0f;--surface:#13141c;--ink:#f1f2f5;--muted:#b1b4c1;--green:#f5a623;--pale:#191b25;--line:#30323e;--soft:#191b25;--warm:#191a24;
  --good:#6fd08f;--good-soft:#16261c;--part:#f5a623;--part-soft:#2b2214;--todo:#f08c80;--todo-soft:#2e1a1a;color-scheme:dark}
[data-theme=dark]{--canvas:#0a0a0f;--surface:#13141c;--ink:#f1f2f5;--muted:#b1b4c1;--green:#f5a623;--pale:#191b25;--line:#30323e;--soft:#191b25;--warm:#191a24;
  --good:#6fd08f;--good-soft:#16261c;--part:#f5a623;--part-soft:#2b2214;--todo:#f08c80;--todo-soft:#2e1a1a;color-scheme:dark}
[data-theme=light]{--canvas:#f6f7fa;--surface:#fff;--ink:#191b26;--muted:#535b6c;--green:#925500;--pale:#eceef3;--line:#d1d5df;--soft:#eceef3;--warm:#e7eaf1;
  --good:#1d7a3e;--good-soft:#e2f3e7;--part:#925500;--part-soft:#fbefd9;--todo:#a83a2e;--todo-soft:#fae7e3;color-scheme:light}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:30px}
body{margin:0;background:var(--canvas);color:var(--ink);font-family:'DM Sans',Arial,sans-serif;font-size:18px;line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer}
a:focus-visible,button:focus-visible{outline:2px solid var(--green);outline-offset:3px;border-radius:4px}
h1,h2,h3{font-family:'DM Sans',Arial,sans-serif;font-weight:700;letter-spacing:-.03em;text-wrap:balance;margin:0}
em.serif{font-family:'Newsreader',Georgia,serif;font-style:italic;font-weight:500;letter-spacing:0}
.wrap{width:min(1240px,calc(100% - 96px));margin-inline:auto}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:14px;letter-spacing:.03em;color:var(--muted)}
.live-dot{width:7px;height:7px;background:var(--green);border-radius:50%;display:inline-block}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* header */
.site-header{display:flex;align-items:center;min-height:96px;border-bottom:1px solid var(--line);gap:26px}
.brand{display:flex;align-items:baseline;gap:10px;margin-right:auto;min-height:44px;align-self:center}
.monogram{font-size:28px;font-weight:700;letter-spacing:-.06em;line-height:1}
.monogram span{color:var(--green)}
.brand-sub{font-size:15px;color:var(--muted);font-weight:500}
.nav{display:flex;gap:25px;font-size:16px;align-items:center;flex-wrap:wrap}
.nav a{color:var(--muted)}.nav a:hover,.nav a[aria-current=page]{color:var(--ink)}
.nav a[aria-current=page]{box-shadow:inset 0 -2px 0 var(--green)}
.home-link{background:var(--green);color:var(--canvas)!important;border-radius:5px;padding:10px 18px;font-weight:700;box-shadow:none!important}
[data-theme=light] .home-link{color:#fff!important}
.icon-button{display:grid;place-items:center;width:44px;height:44px;border:1px solid var(--line);border-radius:6px;background:transparent}
.icon-button .sun{display:none}[data-theme=light] .icon-button .sun{display:block}[data-theme=light] .icon-button .moon{display:none}

/* buttons */
.button{display:inline-flex;align-items:center;gap:12px;background:var(--green);color:var(--canvas);border-radius:5px;padding:13px 20px;font-weight:700;font-size:16px;transition:transform .15s}
[data-theme=light] .button{color:#fff}
.button.secondary{background:transparent;color:var(--ink);border:1px solid var(--line)}
.button:hover{transform:translateY(-1px)}
.text-link{color:var(--green);font-weight:600;font-size:16px}

/* home hero */
.hero{display:grid;grid-template-columns:1.6fr 1fr;gap:60px;padding-block:72px 70px;align-items:start}
.hero h1{font-size:clamp(46px,5.2vw,74px);line-height:1.06;letter-spacing:-.05em;margin:24px 0}
.hero-subtitle{font-size:24px;font-weight:500;line-height:1.4;letter-spacing:-.02em;margin:0 0 18px}
.hero-intro{font-size:18px;line-height:1.75;color:var(--muted);max-width:650px;margin:0}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-top:30px}
.hero-journey{border-left:1px solid var(--line);padding:18px 0 18px 32px}
.journey-title{font-size:16px;color:var(--green);font-weight:600;margin:0 0 26px}
.journey-list{list-style:none;padding:0;margin:0}
.journey-list li{position:relative;display:grid;grid-template-columns:86px minmax(0,1fr);gap:16px;padding:0 0 26px 16px}
.journey-list li:before{content:'';position:absolute;width:7px;height:7px;top:10px;left:-4px;background:var(--green);border-radius:50%}
.journey-list li.upcoming:before{background:var(--canvas);border:1px solid var(--green)}
.journey-list li:after{content:'';position:absolute;left:-1px;top:20px;width:1px;height:calc(100% - 10px);background:var(--line)}
.journey-list li:last-child:after{display:none}
.journey-list time{font-size:14px;white-space:nowrap;color:var(--muted)}
.journey-list strong{display:block;font-size:17px;font-weight:600;line-height:1.5}
.journey-list span{display:block;font-size:15px;color:var(--muted);margin-top:3px}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);border-block:1px solid var(--line)}
.stat{padding:26px 24px;border-left:1px solid var(--line)}.stat:first-child{border-left:0;padding-left:0}
.stat b{display:block;font-size:40px;letter-spacing:-.04em;line-height:1.1;font-variant-numeric:tabular-nums}
.stat span{font-size:15px;color:var(--muted)}
.bar{height:4px;background:var(--line);border-radius:4px;margin-top:12px;overflow:hidden}.bar i{display:block;height:100%;background:var(--green)}

/* sections */
.section{padding-block:70px;border-top:1px solid var(--line)}
.section:first-of-type{border-top:0}
.section-heading{display:flex;justify-content:space-between;align-items:end;gap:32px;margin-bottom:34px;flex-wrap:wrap}
.section-heading h2{font-size:44px;line-height:1.15;max-width:800px;margin-top:12px}
.section-intro{max-width:700px;font-size:18px;line-height:1.7;color:var(--muted);margin:16px 0 0}
.page-intro{padding:64px 0 40px}
.page-intro h1{font-size:clamp(44px,6vw,72px);margin:20px 0;line-height:1.05;letter-spacing:-.05em}
.page-intro p.lede{max-width:780px;font-size:20px;line-height:1.7;color:var(--muted);margin:0}

/* filters */
.controls{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px 0;border-block:1px solid var(--line);flex-wrap:wrap}
.filter-buttons{display:flex;gap:8px;flex-wrap:wrap}
.filter-buttons button{background:transparent;border:1px solid var(--line);border-radius:999px;padding:8px 16px;font-size:16px;min-height:44px;color:var(--muted)}
.filter-buttons button[aria-pressed=true]{background:var(--ink);color:var(--canvas);border-color:var(--ink)}
.count{font-size:15px;color:var(--muted)}

/* chips */
.chip{display:inline-block;font-size:13px;font-weight:600;padding:3px 10px;border-radius:999px;white-space:nowrap}
.chip.good{background:var(--good-soft);color:var(--good)}
.chip.part{background:var(--part-soft);color:var(--part)}
.chip.todo{background:var(--todo-soft);color:var(--todo)}
.chip.muted{background:var(--soft);color:var(--muted)}

/* roadmap */
.module{padding-block:46px 10px}
.module-head{display:flex;align-items:baseline;gap:18px;flex-wrap:wrap;margin-bottom:22px}
.module-head h2{font-size:34px}
.module-head .meta{font-size:15px;color:var(--muted)}
.rail{list-style:none;margin:0;padding:0 0 0 22px;border-left:1px solid var(--line)}
.rail li{position:relative;margin-bottom:12px}
.rail li:before{content:'';position:absolute;left:-26px;top:26px;width:7px;height:7px;border-radius:50%;background:var(--green)}
.rail li.exam:before{width:11px;height:11px;left:-28px;top:24px;background:var(--canvas);border:2px solid var(--green)}
.row{display:grid;grid-template-columns:100px minmax(0,1fr) auto;gap:6px 22px;align-items:center;padding:16px 20px;background:var(--surface);border:1px solid var(--line);border-radius:8px;transition:border-color .15s}
a.row:hover{border-color:var(--green)}
.row time{font-size:14px;color:var(--muted)}
.row .k{font-size:13px;font-weight:600;color:var(--green);text-transform:uppercase;letter-spacing:.06em}
.row .t{font-size:19px;font-weight:600;line-height:1.35}
.row .d{font-size:15px;color:var(--muted)}
.row .chips{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.exam .row{background:var(--pale);border-style:dashed}

/* cards */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.card{display:flex;flex-direction:column;gap:12px;min-width:0;border-top:1px solid var(--line);padding-top:24px}
.card .kicker{font-size:14px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;display:flex;justify-content:space-between;gap:10px}
.card h3{font-size:26px;line-height:1.25}
.card p{font-size:17px;line-height:1.7;color:var(--muted);margin:0}
.card .visual{background:var(--warm);border-radius:8px;aspect-ratio:16/9;display:grid;place-items:center;padding:20px;text-align:center;font-size:15px;color:var(--muted);border:1px solid var(--line)}
.card .visual b{display:block;font-size:30px;color:var(--ink);letter-spacing:-.04em}
.card .text-link{margin-top:auto}

/* class note */
.case-hero{padding:40px 0 34px;border-bottom:1px solid var(--line)}
.back-link{display:inline-flex;min-height:44px;align-items:center;gap:12px;font-size:17px;color:var(--muted)}
.case-meta{display:flex;gap:18px;flex-wrap:wrap;font-size:14px;color:var(--muted);margin-top:18px;text-transform:uppercase;letter-spacing:.06em}
.case-hero h1{font-size:clamp(40px,5.5vw,70px);margin:16px 0 12px;line-height:1.05;letter-spacing:-.05em}
.case-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:22px}
.note{max-width:760px;padding-block:40px 20px}
.note h1{display:none}
.note h2{font-size:32px;margin:46px 0 14px;line-height:1.2}
.note h3{font-size:22px;margin:30px 0 8px}
.note p,.note li{color:var(--ink);opacity:.92}
.note strong{color:var(--ink)}
.note a{color:var(--green);text-decoration:underline}
.note blockquote{margin:20px 0;padding:14px 20px;border-left:3px solid var(--green);background:var(--pale);border-radius:0 6px 6px 0}
.note table{border-collapse:collapse;width:100%;font-size:16px;display:block;overflow-x:auto;margin:18px 0}
.note th,.note td{border-bottom:1px solid var(--line);padding:9px 12px;text-align:left;vertical-align:top}
.note th{font-size:14px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.note img{max-width:100%;border-radius:8px;border:1px solid var(--line);display:block;margin:20px auto 6px}
.note img+em,.note p>em:only-child{display:block;text-align:center;font-size:15px;color:var(--muted)}
.note code{font-size:.88em;background:var(--pale);padding:1px 6px;border-radius:4px}
.note .mermaid{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:18px;overflow-x:auto;text-align:center;margin:20px 0}
.pager{display:grid;grid-template-columns:1fr 1fr;gap:20px;padding-block:30px 60px;border-top:1px solid var(--line);margin-top:30px}
.pager a{display:block;padding:18px 0}.pager small{display:block;font-size:14px;color:var(--muted)}.pager b{font-size:19px}
.pager a:last-child{text-align:right}

/* tasks */
.phase{padding-block:40px 10px}
.phase h2{font-size:30px;margin-bottom:6px}
.phase .meta{font-size:15px;color:var(--muted);margin-bottom:18px}
.group{font-size:14px;color:var(--green);text-transform:uppercase;letter-spacing:.06em;font-weight:600;margin:22px 0 8px}
.todo{list-style:none;padding:0;margin:0}
.todo li{display:grid;grid-template-columns:28px 70px minmax(0,1fr) 34px;gap:12px;align-items:baseline;padding:12px 0;border-bottom:1px solid var(--line)}
.todo .box{width:18px;height:18px;border:1.5px solid var(--muted);border-radius:4px;display:inline-block;transform:translateY(3px)}
.todo li.done .box{background:var(--green);border-color:var(--green)}
.todo li.done .tx{color:var(--muted);text-decoration:line-through}
.todo .id{font-size:14px;font-weight:600;color:var(--green);font-variant-numeric:tabular-nums}
.todo .ef{font-size:13px;color:var(--muted);text-align:right}
.table-wrap{overflow-x:auto}
table.plain{border-collapse:collapse;width:100%;font-size:16px}
table.plain th,table.plain td{border-bottom:1px solid var(--line);padding:11px 12px;text-align:left;vertical-align:top}
table.plain th{font-size:14px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.md-block{max-width:820px}.md-block h2{font-size:28px;margin:36px 0 8px}.md-block h3{font-size:21px;margin:26px 0 6px}
.md-block p,.md-block li{color:var(--muted)}.md-block a{color:var(--green)}
.md-block ul{padding-left:20px}

/* footer */
.contact-footer{background:var(--pale);padding:64px 0 26px;margin-top:70px}
.contact-top{display:flex;justify-content:space-between;align-items:center;gap:30px}
.contact-top h2{font-size:52px;line-height:1.15;margin:16px 0}
.contact-top p{font-size:18px;color:var(--muted);max-width:720px;line-height:1.8;margin:0}
.contact-orbit{display:grid;place-items:center;border:1px solid var(--green);border-radius:50%;width:108px;height:108px;font-size:44px;color:var(--green);flex-shrink:0}
.contact-bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;margin-top:40px;padding-top:26px;border-top:1px solid var(--line)}
.contact-bottom nav{display:flex;gap:24px;flex-wrap:wrap;font-size:16px}
.footer-fine{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:14px;color:var(--muted);margin-top:26px}

@media(max-width:1000px){.hero{grid-template-columns:1fr}.hero-journey{border-left:0;border-top:1px solid var(--line);padding:26px 0 0}.card-grid{grid-template-columns:1fr 1fr}.stats{grid-template-columns:1fr 1fr}.stat:nth-child(3){border-left:0;padding-left:0}.stat{border-top:1px solid var(--line)}.stat:nth-child(-n+2){border-top:0}}
@media(max-width:760px){.wrap{width:calc(100% - 40px)}.site-header{flex-wrap:wrap;min-height:76px;gap:12px;padding-block:14px}.nav{order:3;width:100%;gap:16px;font-size:15px}.brand-sub{display:none}
  .card-grid{grid-template-columns:1fr}.section-heading h2{font-size:32px}.row{grid-template-columns:1fr;padding:14px 16px}.row .chips{justify-content:flex-start}
  .contact-top h2{font-size:34px}.contact-orbit{width:56px;height:56px;font-size:24px}.todo li{grid-template-columns:24px 52px minmax(0,1fr)}.todo .ef{display:none}.stat b{font-size:30px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}