:root{
  --bg:#F7F7F5; --surface:#FFFFFF; --surface-2:#ECEDE9;
  --ink:#15181A; --muted:#5F6A6B;
  --brand:#0E6E5C; --brand-br:#149A80; --warn:#8A5A12; --warn-bg:#FDF3DF;
  --line:rgba(21,24,26,.13); --shadow:0 18px 40px -30px rgba(14,110,92,.45);
  --maxw:1000px; --read:720px;
}
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]){
  --bg:#0E1213; --surface:#161B1C; --surface-2:#1E2425;
  --ink:#E8EDEC; --muted:#93A09F;
  --brand:#2FB89A; --brand-br:#4FD3B4;
}}
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]){
  --warn:#E7BE6A; --warn-bg:#241E12;
  --line:rgba(232,237,236,.15); --shadow:0 18px 40px -30px rgba(0,0,0,.9);
}}
:root[data-theme="dark"]{
  --bg:#0E1213; --surface:#161B1C; --surface-2:#1E2425;
  --ink:#E8EDEC; --muted:#93A09F; --brand:#2FB89A; --brand-br:#4FD3B4;
  --warn:#E7BE6A; --warn-bg:#241E12;
  --line:rgba(232,237,236,.15); --shadow:0 18px 40px -30px rgba(0,0,0,.9);
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:"Be Vietnam Pro",system-ui,-apple-system,sans-serif;font-size:17px;line-height:1.78;
  -webkit-font-smoothing:antialiased}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 16px}
.read{max-width:var(--read);margin:0 auto;padding:0 16px}
h1,h2,h3,.kicker{font-family:"Bitter","Be Vietnam Pro",serif;line-height:1.22;font-weight:700}
h1{font-size:clamp(29px,5.2vw,44px);margin:0 0 14px}
h2{font-size:clamp(22px,3.3vw,29px);margin:34px 0 10px}
h3{font-size:clamp(18px,2.4vw,21px);margin:26px 0 8px}
p{margin:0 0 16px}
a{color:var(--brand);text-underline-offset:3px}
.kicker{font-family:"Be Vietnam Pro",sans-serif;text-transform:uppercase;letter-spacing:.15em;
  font-size:12.5px;color:var(--brand);font-weight:600;margin:0 0 10px}
.lead{font-size:clamp(17.5px,2.1vw,20px);color:var(--muted)}
nav{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 90%,transparent);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
nav .wrap{display:flex;align-items:center;gap:18px;min-height:60px;flex-wrap:wrap}
nav .brand{font-family:"Bitter",serif;font-weight:700;font-size:17px;color:var(--ink);text-decoration:none}
nav .brand span{color:var(--brand)}
nav .links{margin-left:auto;display:flex;gap:16px;flex-wrap:wrap}
nav .links a{color:var(--muted);text-decoration:none;font-size:14.5px}
nav .links a:hover{color:var(--ink)}
header.hero{padding:clamp(44px,7vw,80px) 0 clamp(30px,5vw,54px);border-bottom:1px solid var(--line)}
section{padding:clamp(38px,6vw,64px) 0}
.ymyl{background:var(--warn-bg);border:1px solid color-mix(in srgb,var(--warn) 45%,transparent);
  border-radius:12px;padding:18px 20px;margin:26px 0;font-size:15.5px;color:var(--ink)}
.ymyl b{color:var(--warn)}
.ymyl p:last-child{margin-bottom:0}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(265px,1fr));gap:16px;margin-top:24px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:22px;
  box-shadow:var(--shadow)}
.card h3{margin-top:0}
.card p:last-child{margin-bottom:0}
.card a.more{display:inline-block;margin-top:6px;font-weight:600;text-decoration:none}
.card a.more:hover{text-decoration:underline}
.tag{display:inline-block;font-size:12px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--brand);font-weight:600;margin-bottom:8px}
.author{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:start;
  background:var(--surface-2);border-radius:14px;padding:22px;margin-top:30px}
.author .ini{width:58px;height:58px;border-radius:50%;background:var(--brand);color:#fff;
  display:grid;place-items:center;font-family:"Bitter",serif;font-weight:700;font-size:21px}
.author p{margin:0 0 8px;font-size:15.5px}
.author p:last-child{margin-bottom:0}
ul.tick{list-style:none;margin:0 0 16px;padding:0}
ul.tick li{position:relative;padding-left:24px;margin-bottom:9px}
ul.tick li::before{content:"";position:absolute;left:4px;top:12px;width:7px;height:7px;
  border-radius:50%;background:var(--brand)}
blockquote{margin:22px 0;padding:4px 0 4px 18px;border-left:3px solid var(--brand);
  font-size:clamp(18px,2.4vw,21px);font-family:"Bitter",serif;line-height:1.5}
table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15.5px}
th,td{text-align:left;padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.meta-post{color:var(--muted);font-size:14.5px;margin:0 0 22px}
.note{font-size:14.5px;color:var(--muted);border-top:1px dashed var(--line);padding-top:16px;margin-top:30px}
footer{background:var(--surface-2);border-top:1px solid var(--line);padding:40px 0;font-size:14.5px;color:var(--muted)}
footer a{color:var(--brand)}
footer .cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:22px}
footer strong{color:var(--ink);display:block;margin-bottom:8px;font-family:"Bitter",serif}
footer ul{list-style:none;margin:0;padding:0}
footer li{margin-bottom:6px}