:root{
--bg:#f2f5f6;--paper:#fff;--panel2:#eef2f4;--line:#e2e8ea;--line2:#cfd9dd;
--ink:#0d1216;--ink2:#28323b;--dim:#5e6a75;
--acc:#0e7490;--acc-d:#0b5b70;--acc2:#f26a1b;--acc-soft:rgba(14,116,144,.08);
--max:752px;--r:16px;
--shadow:0 1px 2px rgba(16,24,32,.04),0 10px 26px -16px rgba(16,24,32,.18);
--shadow-lg:0 2px 4px rgba(16,24,32,.05),0 22px 48px -20px rgba(16,24,32,.28);
--font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.72 var(--font);
-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
button,input{font:inherit}
#prog{position:fixed;top:0;left:0;height:3px;width:0;z-index:90;
background:linear-gradient(90deg,var(--acc),var(--acc2));transition:width .1s}

/* top bar */
.topbar{position:sticky;top:0;z-index:60;display:flex;gap:18px;align-items:center;
padding:11px 24px;background:rgba(255,255,255,.84);backdrop-filter:saturate(180%) blur(14px);
border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:16px;letter-spacing:-.01em;white-space:nowrap}
.brand .mark{display:grid;place-items:center;width:30px;height:30px;border-radius:9px;color:#fff;font-size:12px;font-weight:800;letter-spacing:.02em;
background:linear-gradient(135deg,var(--acc),#15a3b8);box-shadow:0 6px 16px -8px rgba(14,116,144,.9)}
.brand em{font-style:normal;color:var(--dim);font-weight:600;font-size:11px;letter-spacing:.16em;margin-left:2px}
.nav{display:flex;gap:4px;align-items:center}
.nav a{padding:7px 14px;border-radius:9px;font-size:13.5px;color:var(--dim);transition:.16s;white-space:nowrap;font-weight:500}
.nav a:hover{color:var(--ink);background:var(--panel2)}
.nav a.on{color:var(--acc);background:var(--acc-soft);font-weight:600}
.topbar-meta{margin-left:auto;color:var(--dim);font-size:12.5px;white-space:nowrap}
@media(max-width:720px){.brand em,.topbar-meta{display:none}.topbar{gap:10px;padding:10px 14px}}

/* hero */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);
background:radial-gradient(900px 380px at 88% -40%,rgba(14,116,144,.15),transparent 60%),
radial-gradient(720px 340px at 2% 130%,rgba(242,106,27,.09),transparent 62%),
linear-gradient(180deg,#ffffff,#f5f9fa)}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;
background-image:radial-gradient(rgba(14,116,144,.11) 1px,transparent 1px);background-size:22px 22px;
-webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.55),transparent 72%);
mask-image:linear-gradient(180deg,rgba(0,0,0,.55),transparent 72%)}
.wrap{position:relative;max-width:1200px;margin:0 auto;padding:0 24px;z-index:1}
.hero-in{padding:52px 0 30px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:5px 13px;border-radius:999px;
background:var(--acc-soft);color:var(--acc);font-size:11.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase}
.hero h1{margin:16px 0 0;font-size:clamp(30px,4.6vw,50px);line-height:1.14;font-weight:850;letter-spacing:-.02em;max-width:16ch}
.hero h1 .g{background:linear-gradient(115deg,var(--acc),#159bb4 52%,var(--acc2));
-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .sub{margin:16px 0 0;max-width:660px;color:var(--ink2);font-size:15px;line-height:1.7}
.stats{display:flex;gap:30px;margin:24px 0 0;flex-wrap:wrap}
.stat b{display:block;font-size:27px;font-weight:800;letter-spacing:-.02em;color:var(--ink)}
.stat span{font-size:11.5px;color:var(--dim);letter-spacing:.08em;text-transform:uppercase}
.searchbox{margin-top:24px;position:relative;max-width:520px}
.searchbox svg{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:var(--dim)}
.search{width:100%;padding:13px 16px 13px 44px;border-radius:13px;border:1px solid var(--line2);
background:#fff;color:var(--ink);font-size:15px;box-shadow:var(--shadow);transition:.16s}
.search:focus{outline:none;border-color:var(--acc);box-shadow:0 0 0 4px var(--acc-soft)}
.chips{display:flex;gap:9px;flex-wrap:wrap;margin-top:22px}
.chip{padding:8px 16px;border-radius:999px;border:1px solid var(--line2);background:#fff;
color:var(--ink2);font-size:13.5px;cursor:pointer;transition:.16s;font-weight:500}
.chip:hover{border-color:var(--acc);color:var(--acc)}
.chip.on{background:var(--acc);border-color:var(--acc);color:#fff;box-shadow:0 8px 18px -8px rgba(14,116,144,.75)}

/* card wall */
main.list{padding-top:30px;padding-bottom:40px}
.bar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 18px;flex-wrap:wrap}
.bar h2{margin:0;font-size:17px;font-weight:750}
.bar .cnt{color:var(--dim);font-size:13px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(288px,100%),1fr));gap:22px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s,border-color .2s;min-width:0}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#cbe0e6}
.card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,#e9eff1,#dde7ea)}
.card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.card:hover .thumb img{transform:scale(1.06)}
.card .thumb .ph{position:absolute;inset:0;display:grid;place-items:center;color:#a9bcc2;font-size:24px;font-weight:800;letter-spacing:.04em}
.card .cat{position:absolute;left:10px;top:10px;padding:4px 10px;border-radius:999px;font-size:11px;font-weight:700;letter-spacing:.02em;
background:rgba(255,255,255,.93);color:var(--acc);backdrop-filter:blur(6px);box-shadow:0 2px 8px rgba(16,24,32,.12)}
.card .body{padding:15px 16px 16px;display:flex;flex-direction:column;gap:8px;flex:1}
.card h3{margin:0;font-size:16px;font-weight:700;line-height:1.44;display:-webkit-box;
-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card .ex{margin:0;color:var(--dim);font-size:13.5px;line-height:1.6;display:-webkit-box;
-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card .meta{margin-top:auto;padding-top:9px;border-top:1px dashed var(--line);color:var(--dim);
font-size:12px;display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.card .meta .dot{width:3px;height:3px;border-radius:50%;background:var(--line2)}
.sentinel{height:10px}
.loadnote{text-align:center;color:var(--dim);font-size:12.5px;padding:22px 0 8px}
#empty{text-align:center;color:var(--dim);padding:60px 0;font-size:15px}
#totop{position:fixed;right:22px;bottom:24px;z-index:70;width:44px;height:44px;border-radius:50%;
border:1px solid var(--line2);background:rgba(255,255,255,.95);color:var(--ink);font-size:18px;cursor:pointer;
box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;transform:translateY(8px)}
#totop.on{opacity:1;pointer-events:auto;transform:none}
#totop:hover{border-color:var(--acc);color:var(--acc)}
@media(max-width:640px){#totop{right:14px;bottom:16px;width:40px;height:40px}}

/* article */
.art-wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.crumb{padding:20px 0 0;font-size:12.5px;color:var(--dim)}
.crumb a:hover{color:var(--acc)}
.art-head{padding:16px 0 20px;border-bottom:1px solid var(--line)}
.art-meta{display:flex;gap:14px;flex-wrap:wrap;align-items:center;color:var(--dim);font-size:12.5px;margin-bottom:10px}
.art-cat{padding:3px 11px;border-radius:999px;background:var(--acc-soft);color:var(--acc);font-weight:600;font-size:12px}
.art-head h1{margin:0;font-size:clamp(25px,3.6vw,37px);font-weight:820;line-height:1.26;letter-spacing:-.02em}
.art-body{padding:10px 0 26px;font-size:17px;line-height:1.9;color:var(--ink2)}
.art-body p{margin:1.15em 0}
.art-body h2{margin:2.1em 0 .8em;font-size:23px;font-weight:800;line-height:1.4;color:var(--ink);
padding-left:16px;position:relative;letter-spacing:-.01em}
.art-body h2::before{content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:5px;border-radius:3px;
background:linear-gradient(180deg,var(--acc),var(--acc2))}
.art-body h3{margin:1.7em 0 .55em;font-size:19px;font-weight:750;color:var(--ink)}
.art-body h4{margin:1.4em 0 .5em;font-size:16.5px;font-weight:700;color:var(--ink)}
.art-body blockquote{margin:1.8em 0;padding:15px 20px;border-radius:0 12px 12px 0;
background:linear-gradient(180deg,rgba(14,116,144,.06),rgba(14,116,144,.02));
border-left:4px solid var(--acc);color:var(--ink2)}
.art-body blockquote p{margin:.45em 0}
.art-body ul,.art-body ol{padding-left:1.5em}
.art-body li{margin:.45em 0}
.art-body hr{margin:2.4em 0;border:0;border-top:1px solid var(--line)}
.art-body code{background:var(--panel2);padding:2px 7px;border-radius:6px;font-size:.9em}
.art-body a{color:var(--acc);border-bottom:1px solid rgba(14,116,144,.35)}
.art-body strong{color:var(--ink);font-weight:750}
.shot{margin:26px 0}
.shot a{display:block}
.shot img{width:100%;border-radius:14px;border:1px solid var(--line);cursor:zoom-in;
box-shadow:0 14px 34px -22px rgba(16,24,32,.4);transition:transform .25s,box-shadow .25s}
.shot img:hover{transform:translateY(-2px);box-shadow:0 18px 40px -20px rgba(16,24,32,.45)}
.tbl{margin:1.6em 0;overflow-x:auto;border:1px solid var(--line);border-radius:12px}
.tbl table{border-collapse:collapse;width:100%;font-size:14.5px}
.tbl th,.tbl td{padding:10px 13px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.tbl th{background:var(--panel2);color:var(--acc);font-weight:650;white-space:nowrap}
.tbl tr:last-child td{border-bottom:0}
@media(max-width:640px){.art-body{font-size:16px}.art-body h2{font-size:20px}}

/* more + footer */
.more{padding:34px 0 8px;border-top:1px solid var(--line);margin-top:14px}
.more h3{font-size:12.5px;font-weight:700;color:var(--dim);letter-spacing:.12em;text-transform:uppercase;margin:0 0 18px}
footer{padding:34px 0 52px;color:var(--dim);font-size:12.5px;border-top:1px solid var(--line);margin-top:40px}
footer .wrap{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}

/* lightbox */
#lb{position:fixed;inset:0;z-index:99;display:flex;align-items:center;justify-content:center;
background:rgba(9,14,18,.9);backdrop-filter:blur(4px);padding:26px;cursor:zoom-out}
#lb[hidden]{display:none}
#lb img{max-width:100%;max-height:100%;border-radius:8px;box-shadow:0 30px 80px rgba(0,0,0,.5)}

/* small screens */
@media(max-width:520px){
.wrap{padding:0 16px}
.art-wrap{padding:0 16px}
.hero-in{padding:38px 0 24px}
.grid{gap:16px}
.stats{gap:20px}
.stat b{font-size:23px}
.chip{padding:7px 13px;font-size:13px}
}