/* Sage of Mind — site.css (bản viết lại 11/2026) */
:root{
  --bg:#0d1315; --bg2:#111a1d; --surface:#162125; --surface2:#1c292e; --line:rgba(236,239,234,.10); --line2:rgba(236,239,234,.18);
  --ink:#eceee9; --ink2:#c3cbc8; --muted:#8fa0a2;
  --orange:#ff7a45; --orange2:#ff9a6c; --cyan:#3dd6d0; --gold:#e9b949;
  --ok:#6fd39a;
  --radius:18px; --radius-s:12px;
  --max:1120px;
  --shadow:0 20px 60px -30px rgba(0,0,0,.7);
  --font:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  color-scheme:dark;
}
@media (prefers-color-scheme: light){
  :root:not([data-theme="dark"]){
    --bg:#f6f4ef; --bg2:#efece4; --surface:#ffffff; --surface2:#f3f0e8; --line:rgba(20,32,36,.10); --line2:rgba(20,32,36,.18);
    --ink:#142024; --ink2:#34474c; --muted:#62757a;
    --orange:#d9541f; --orange2:#c2461a; --cyan:#0b8783; --gold:#a8761c; --ok:#1f8a52;
    --shadow:0 20px 50px -30px rgba(20,32,36,.35);
    color-scheme:light;
  }
}
:root[data-theme="light"]{
  --bg:#f6f4ef; --bg2:#efece4; --surface:#ffffff; --surface2:#f3f0e8; --line:rgba(20,32,36,.10); --line2:rgba(20,32,36,.18);
  --ink:#142024; --ink2:#34474c; --muted:#62757a;
  --orange:#d9541f; --orange2:#c2461a; --cyan:#0b8783; --gold:#a8761c; --ok:#1f8a52;
  --shadow:0 20px 50px -30px rgba(20,32,36,.35);
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:17px;line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,video{max-width:100%;height:auto;display:block}
a{color:var(--cyan);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
::selection{background:var(--orange);color:#111}
h1,h2,h3,h4{line-height:1.22;letter-spacing:-.015em;margin:0 0 .5em;font-weight:700;text-wrap:balance}
h1{font-size:clamp(2.1rem,5.2vw,3.6rem);letter-spacing:-.03em}
h2{font-size:clamp(1.6rem,3.4vw,2.35rem);letter-spacing:-.02em}
h3{font-size:1.2rem}
p{margin:0 0 1em}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
@media (max-width:600px){.wrap{padding:0 16px}body{font-size:16px}}
.skip{position:absolute;left:-999px;top:0}.skip:focus{left:16px;top:12px;z-index:99;background:var(--surface);padding:8px 14px;border-radius:8px}

/* Header */
.hdr{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid var(--line)}
.hdr .wrap{display:flex;align-items:center;gap:20px;height:64px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;font-size:1.05rem;white-space:nowrap}
.brand:hover{text-decoration:none}
.brand i{font-style:italic;font-weight:400;color:var(--orange)}
.brand-dot{width:30px;height:30px;border-radius:9px;background:conic-gradient(from 200deg,var(--orange),var(--gold),var(--cyan),var(--orange));display:grid;place-items:center;color:#0d1315;font-weight:800;font-size:.9rem}
.nav{display:flex;gap:4px;margin-left:auto;align-items:center}
.nav a{color:var(--ink2);font-size:.93rem;padding:8px 12px;border-radius:10px}
.nav a:hover{background:var(--surface);color:var(--ink);text-decoration:none}
.nav a[aria-current="page"]{color:var(--ink);background:var(--surface)}
.nav .btn{margin-left:8px}
.menu-btn{display:none;margin-left:auto;background:var(--surface);border:1px solid var(--line2);color:var(--ink);border-radius:10px;padding:8px 12px;font:inherit;font-size:.9rem;cursor:pointer}
.theme-btn{background:none;border:1px solid var(--line2);color:var(--ink2);border-radius:10px;width:38px;height:38px;cursor:pointer;font-size:1rem;margin-left:6px}
@media (max-width:920px){
  .menu-btn{display:block}
  .nav{display:none;position:absolute;top:64px;left:0;right:0;flex-direction:column;align-items:stretch;background:var(--bg2);border-bottom:1px solid var(--line);padding:12px 16px 18px;gap:2px}
  .nav.open{display:flex}
  .nav a{padding:12px 14px}
  .nav .btn{margin:8px 0 0;text-align:center}
  .theme-btn{margin-left:0}
}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border-radius:12px;font-weight:600;font-size:.97rem;border:1px solid transparent;cursor:pointer;transition:transform .15s ease,background .2s ease;white-space:nowrap}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:var(--orange);color:#160b05}
.btn-primary:hover{background:var(--orange2)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line2)}
.btn-ghost:hover{background:var(--surface)}
.btn-sm{padding:8px 14px;font-size:.88rem;border-radius:10px}
.btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}

/* Sections */
.sec{padding:96px 0;border-top:1px solid var(--line)}
.sec.alt{background:var(--bg2)}
.sec:first-of-type{border-top:0}
@media (max-width:600px){.sec{padding:64px 0}}
.eyebrow{font-family:var(--mono);font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--orange);margin:0 0 14px;display:inline-flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:18px;height:1px;background:currentColor}
.lead{font-size:clamp(1.05rem,1.6vw,1.22rem);color:var(--ink2);max-width:62ch}
.center{text-align:center}.center .lead{margin-left:auto;margin-right:auto}.center .eyebrow{justify-content:center}
.sec-head{margin-bottom:48px;max-width:760px}
.center.sec-head{margin-left:auto;margin-right:auto}
.muted{color:var(--muted)}
.small{font-size:.88rem}
hr.soft{border:0;border-top:1px solid var(--line);margin:40px 0}

/* Hero */
.hero{padding:88px 0 72px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-30% -10% auto auto;width:720px;height:720px;background:radial-gradient(circle,color-mix(in srgb,var(--orange) 22%,transparent),transparent 62%);pointer-events:none}
.hero::after{content:"";position:absolute;left:-200px;bottom:-260px;width:620px;height:620px;background:radial-gradient(circle,color-mix(in srgb,var(--cyan) 14%,transparent),transparent 62%);pointer-events:none}
.hero .wrap{position:relative;z-index:1;display:grid;grid-template-columns:1.25fr .75fr;gap:48px;align-items:center}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,var(--orange),var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-img{justify-self:center;max-width:300px;filter:drop-shadow(0 30px 50px rgba(0,0,0,.45));animation:float 6s ease-in-out infinite}
@keyframes float{50%{transform:translateY(-12px)}}
@media (prefers-reduced-motion:reduce){.hero-img{animation:none}html{scroll-behavior:auto}}
@media (max-width:820px){.hero .wrap{grid-template-columns:1fr}.hero-img{max-width:190px;order:-1}.hero{padding:48px 0 56px}}
.page-hero{padding:72px 0 40px}
.page-hero .lead{margin-top:6px}
.crumb{font-size:.86rem;color:var(--muted);margin-bottom:18px}
.crumb a{color:var(--muted)}

/* Grid & cards */
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}.g5{grid-template-columns:repeat(5,1fr)}
@media (max-width:980px){.g4,.g5{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.g2,.g3,.g4,.g5{grid-template-columns:1fr}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.card h3{margin-bottom:.4em}
.card p:last-child{margin-bottom:0}
.card .num{font-family:var(--mono);font-size:.8rem;color:var(--muted);margin-bottom:10px;display:block}
a.card{color:inherit;transition:border-color .2s,transform .2s}
a.card:hover{text-decoration:none;border-color:var(--line2);transform:translateY(-2px)}
.card.hl{border-color:color-mix(in srgb,var(--orange) 45%,transparent);background:linear-gradient(160deg,color-mix(in srgb,var(--orange) 9%,var(--surface)),var(--surface) 60%)}

/* Rhythm (5 nhịp) */
.rhythm{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
@media (max-width:980px){.rhythm{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.rhythm{grid-template-columns:1fr}}
.beat{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px;position:relative}
.beat .l{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;font-weight:800;font-size:1.3rem;color:#13100c;background:linear-gradient(140deg,var(--orange),var(--gold));margin-bottom:14px}
.beat:nth-child(2) .l{background:linear-gradient(140deg,var(--gold),#d7d26b)}
.beat:nth-child(3) .l{background:linear-gradient(140deg,#9fdc9b,var(--cyan))}
.beat:nth-child(4) .l{background:linear-gradient(140deg,var(--cyan),#6aa8ff)}
.beat:nth-child(5) .l{background:linear-gradient(140deg,#b08cff,var(--orange))}
.beat h3{margin:0}.beat .k{font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:8px 0 10px}
.beat p{font-size:.94rem;color:var(--ink2);margin:0}

/* Lists */
.ticks{list-style:none;padding:0;margin:0}
.ticks li{position:relative;padding-left:28px;margin:0 0 10px;color:var(--ink2)}
.ticks li::before{content:"";position:absolute;left:2px;top:.62em;width:12px;height:7px;border-left:2px solid var(--ok);border-bottom:2px solid var(--ok);transform:rotate(-45deg)}
.crosses li::before{border:0;width:12px;height:2px;background:var(--orange);transform:none;top:.8em}
.steps{counter-reset:s;list-style:none;padding:0;margin:0}
.steps li{counter-increment:s;position:relative;padding:0 0 18px 52px;color:var(--ink2)}
.steps li::before{content:counter(s);position:absolute;left:0;top:-2px;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;font-weight:700;background:var(--surface2);border:1px solid var(--line2);color:var(--ink)}
.steps li strong{color:var(--ink);display:block}

/* Chat demo */
.chat{background:var(--bg2);border:1px solid var(--line2);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.chat-bar{display:flex;align-items:center;gap:8px;padding:12px 16px;border-bottom:1px solid var(--line);font-family:var(--mono);font-size:.75rem;color:var(--muted)}
.chat-bar span{width:10px;height:10px;border-radius:50%;background:var(--line2)}
.chat-body{padding:18px;display:flex;flex-direction:column;gap:10px}
.msg{max-width:88%;padding:10px 14px;border-radius:14px;font-size:.93rem;line-height:1.55}
.msg.me{align-self:flex-end;background:color-mix(in srgb,var(--cyan) 16%,var(--surface));border-bottom-right-radius:4px}
.msg.ai{align-self:flex-start;background:var(--surface);border:1px solid var(--line);border-bottom-left-radius:4px}
.msg b{display:block;font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--orange);margin-bottom:2px}
.kv{display:grid;grid-template-columns:auto 1fr;gap:6px 14px;background:var(--surface);border:1px dashed var(--line2);border-radius:12px;padding:12px 14px;font-size:.88rem}
.kv dt{font-family:var(--mono);font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);padding-top:3px}
.kv dd{margin:0;color:var(--ink)}

/* Feature rows */
.feat{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;padding:56px 0;border-top:1px solid var(--line)}
.feat:first-of-type{border-top:0;padding-top:0}
.feat.rev > :first-child{order:2}
@media (max-width:860px){.feat{grid-template-columns:1fr;gap:28px}.feat.rev > :first-child{order:0}}

/* Tables */
.tbl{width:100%;border-collapse:collapse;font-size:.95rem}
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}
.tbl th,.tbl td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.tbl th{font-family:var(--mono);font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:600;background:var(--surface2)}
.tbl tr:last-child td{border-bottom:0}
.tbl td:first-child{font-weight:600;color:var(--ink)}
.tbl .yes{color:var(--ok);font-weight:700}.tbl .no{color:var(--muted)}

/* Stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
@media (max-width:820px){.stats{grid-template-columns:repeat(2,1fr)}}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.stat b{display:block;font-size:2.4rem;line-height:1;font-weight:800;letter-spacing:-.03em;background:linear-gradient(90deg,var(--ink),var(--ink2));-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{display:block;margin-top:10px;color:var(--muted);font-size:.92rem}

/* Chips */
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;background:var(--surface2);border:1px solid var(--line);font-size:.86rem;color:var(--ink2)}
.tag{display:inline-block;font-family:var(--mono);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;padding:3px 8px;border-radius:6px;background:color-mix(in srgb,var(--orange) 16%,transparent);color:var(--orange);vertical-align:middle}
.tag.cy{background:color-mix(in srgb,var(--cyan) 16%,transparent);color:var(--cyan)}

/* Vault map */
.vault{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media (max-width:820px){.vault{grid-template-columns:repeat(2,1fr)}}
@media (max-width:480px){.vault{grid-template-columns:1fr}}
.vf{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px 18px}
.vf code{font-family:var(--mono);font-size:.82rem;color:var(--orange)}
.vf p{margin:6px 0 0;font-size:.9rem;color:var(--ink2)}

/* Flow */
.flow{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-weight:600}
.flow span{padding:10px 16px;border-radius:12px;background:var(--surface);border:1px solid var(--line2)}
.flow i{font-style:normal;color:var(--muted)}

/* Price */
.price{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:start}
@media (max-width:860px){.price{grid-template-columns:1fr}}
.price-card{background:linear-gradient(160deg,color-mix(in srgb,var(--orange) 14%,var(--surface)),var(--surface) 55%);border:1px solid color-mix(in srgb,var(--orange) 40%,transparent);border-radius:24px;padding:32px}
.price-card .amt{font-size:3rem;font-weight:800;letter-spacing:-.03em;line-height:1;margin:10px 0 6px}
.price-card .amt small{font-size:1rem;color:var(--muted);font-weight:500}
.qr{display:flex;gap:20px;align-items:center;flex-wrap:wrap}
.qr img{width:170px;border-radius:14px;background:#fff;padding:8px}

/* FAQ */
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:4px 20px;margin-bottom:10px}
.faq summary{cursor:pointer;font-weight:600;padding:14px 0;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--orange);font-size:1.3rem;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--ink2);margin:0 0 16px}

/* Prompt box */
.prompt{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;position:relative}
.prompt h3{display:flex;align-items:center;gap:10px;font-size:1.02rem}
.prompt pre{white-space:pre-wrap;font-family:var(--font);font-size:.95rem;color:var(--ink2);background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin:12px 0 0}
.copy{position:absolute;top:16px;right:16px}

/* Docs layout */
.docs{display:grid;grid-template-columns:250px minmax(0,1fr);gap:48px;padding:48px 0 96px}
@media (max-width:900px){.docs{grid-template-columns:1fr;gap:20px;padding-top:28px}}
.dnav{position:sticky;top:88px;align-self:start;max-height:calc(100vh - 110px);overflow:auto;font-size:.93rem}
.dnav p{font-family:var(--mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin:18px 0 6px}
.dnav p:first-child{margin-top:0}
.dnav a{display:flex;justify-content:space-between;gap:8px;color:var(--ink2);padding:6px 10px;border-radius:8px}
.dnav a:hover{background:var(--surface);text-decoration:none;color:var(--ink)}
.dnav a[aria-current="page"]{background:var(--surface);color:var(--ink);font-weight:600;box-shadow:inset 2px 0 0 var(--orange)}
@media (max-width:900px){.dnav{position:static;max-height:none}.dnav-wrap{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:4px 16px}.dnav-wrap summary{cursor:pointer;padding:12px 0;font-weight:600}}
@media (min-width:901px){.dnav-wrap > summary{display:none}}
.prose{max-width:740px}
.prose h1{font-size:clamp(1.9rem,4vw,2.6rem)}
.prose h2{font-size:1.5rem;margin-top:1.8em}
.prose h3{margin-top:1.5em}
.prose ul,.prose ol{padding-left:1.3em;color:var(--ink2)}
.prose li{margin:.35em 0}
.prose p{color:var(--ink2)}
.prose strong{color:var(--ink)}
.prose blockquote{margin:1.4em 0;padding:14px 20px;border-left:3px solid var(--orange);background:var(--surface);border-radius:0 12px 12px 0;color:var(--ink2)}
.prose table{width:100%;border-collapse:collapse;margin:1.2em 0;font-size:.94rem;display:block;overflow-x:auto}
.prose th,.prose td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
.prose th{background:var(--surface2);font-weight:600}
.prose code{font-family:var(--mono);font-size:.86em;background:var(--surface2);padding:2px 6px;border-radius:6px}
.prose pre{white-space:pre-wrap;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px 16px;font-size:.92rem}
.prose pre code{background:none;padding:0}
.prose .sub{font-size:1.1rem;color:var(--muted);margin-top:-.3em}
.pager{display:flex;justify-content:space-between;gap:16px;margin-top:56px;padding-top:24px;border-top:1px solid var(--line)}
.pager a{display:block;padding:14px 18px;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:var(--ink);max-width:48%}
.pager a small{display:block;color:var(--muted);font-size:.78rem}
.pager a:hover{text-decoration:none;border-color:var(--line2)}
.pager .next{margin-left:auto;text-align:right}
.note{background:color-mix(in srgb,var(--cyan) 9%,var(--surface));border:1px solid color-mix(in srgb,var(--cyan) 30%,transparent);border-radius:14px;padding:16px 18px;color:var(--ink2);font-size:.95rem}
.note.warn{background:color-mix(in srgb,var(--orange) 9%,var(--surface));border-color:color-mix(in srgb,var(--orange) 35%,transparent)}

/* Blog */
.post-card{display:flex;flex-direction:column;gap:10px}
.post-card h3{font-size:1.15rem;margin:0}
.post-meta{font-size:.82rem;color:var(--muted)}

/* Video */
.video{border-radius:22px;overflow:hidden;border:1px solid var(--line2);box-shadow:var(--shadow);background:#000}
.video video{width:100%}

/* CTA band */
.cta{background:radial-gradient(120% 140% at 10% 0%,color-mix(in srgb,var(--orange) 20%,var(--surface)),var(--surface) 55%);border:1px solid var(--line2);border-radius:28px;padding:48px;display:grid;grid-template-columns:1.2fr .8fr;gap:32px;align-items:center}
@media (max-width:820px){.cta{grid-template-columns:1fr;padding:32px 22px}}
.cta h2{margin-bottom:.3em}

/* Footer */
.ftr{border-top:1px solid var(--line);padding:56px 0 40px;color:var(--muted);font-size:.9rem;background:var(--bg2)}
.ftr .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
@media (max-width:820px){.ftr .wrap{grid-template-columns:1fr 1fr}}
@media (max-width:480px){.ftr .wrap{grid-template-columns:1fr}}
.ftr h4{font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink2);margin-bottom:12px}
.ftr a{color:var(--muted);display:block;padding:3px 0}
.ftr a:hover{color:var(--ink)}
.ftr .legal{grid-column:1/-1;border-top:1px solid var(--line);padding-top:20px;margin-top:8px;font-size:.82rem}

/* Reveal */
.rv{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}}
.mt0{margin-top:0}.mt2{margin-top:24px}.mt3{margin-top:40px}.mb0{margin-bottom:0}
/* docs extras */
.prose .note{margin:1.4em 0}
.prose .dsteps{counter-reset:s;list-style:none;padding:0;margin:1.2em 0}
.prose .dsteps li{counter-increment:s;position:relative;padding:0 0 18px 50px;margin:0}
.prose .dsteps li::before{content:counter(s);position:absolute;left:0;top:-2px;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font-weight:700;background:var(--surface2);border:1px solid var(--line2);color:var(--ink);font-size:.9rem}
.prose .dsteps li b{display:block;color:var(--ink)}
.prose .dsteps li span{display:block;color:var(--ink2)}
.dcards{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:1.2em 0}
@media (max-width:560px){.dcards{grid-template-columns:1fr}}
.dcard{display:block;position:relative;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:14px 40px 14px 16px;color:var(--ink)}
.dcard:hover{text-decoration:none;border-color:var(--orange)}
.dcard b{display:block}.dcard span{display:block;color:var(--muted);font-size:.9rem;margin-top:2px}
.dcard i{position:absolute;right:16px;top:50%;transform:translateY(-50%);font-style:normal;color:var(--orange)}
.prose .tbl-wrap{margin:1.2em 0}.prose .tbl-wrap table{display:table;margin:0}
.prose .tbl-wrap th,.prose .tbl-wrap td{border:0;border-bottom:1px solid var(--line)}
.dnav .pro{font-family:var(--mono);font-size:.62rem;letter-spacing:.06em;text-transform:uppercase;color:var(--gold);border:1px solid color-mix(in srgb,var(--gold) 40%,transparent);border-radius:5px;padding:1px 5px;align-self:center}
.dsearch{width:100%;margin-bottom:8px;padding:9px 12px;border-radius:10px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font:inherit;font-size:.9rem}
.toc{font-size:.9rem;margin:1.2em 0 0;padding:12px 16px;border:1px dashed var(--line2);border-radius:12px}
.toc b{display:block;font-family:var(--mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:4px}
.toc a{display:inline-block;margin-right:14px}
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media (max-width:900px){.posts{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.posts{grid-template-columns:1fr}}
a.post-card{color:var(--ink)}a.post-card:hover{text-decoration:none;border-color:var(--line2)}
.post-card .more{margin-top:auto;color:var(--orange);font-weight:600;font-size:.92rem}
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.filters button{font:inherit;font-size:.88rem;cursor:pointer;padding:7px 14px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--ink2)}
.filters button[aria-pressed="true"]{background:var(--orange);border-color:var(--orange);color:#1a0f08;font-weight:600}
.ttl{list-style:none;padding:0;margin:0;border-left:2px solid var(--line2)}
.ttl li{position:relative;padding:0 0 22px 24px}
.ttl li::before{content:"";position:absolute;left:-7px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--orange)}
.ttl b{display:block;color:var(--ink)}.ttl span{color:var(--ink2)}
.checklist{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.checklist label{display:flex;gap:12px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px 14px;cursor:pointer;color:var(--ink2)}
.checklist input{margin-top:4px;accent-color:var(--orange);width:18px;height:18px;flex:none}
.checklist input:checked + span{color:var(--muted);text-decoration:line-through}
@media (max-width:820px){.hero-img[src*="sagethuan"]{max-width:130px!important}}