*{box-sizing:border-box;margin:0;padding:0}
:root{
  --ink:#000000;
  --ink2:#666666;
  --ink3:#999999;
  --paper:#ffffff;
  --wash:#f5f5f5;
  --line:#e0e0e0;
  --radius:12px;
  --sans:'Inter',system-ui,sans-serif;
}
body{
  font-family:var(--sans);
  background:var(--paper);
  color:var(--ink);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
.site-bar{
  background:var(--paper);
  border-bottom:1px solid var(--line);
  padding:14px 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  position:sticky;
  top:0;
  z-index:10;
}
.logo,.brand-logo{
  font-family:var(--sans);
  font-size:18px;
  font-weight:700;
  letter-spacing:-.5px;
  color:var(--ink);
  text-decoration:none;
}
.brand-logo .logo-in{color:var(--ink2);font-weight:600;letter-spacing:-.02em}
.brand-logo .logo-dot{color:var(--ink3);font-weight:400}
.brand-logo .logo-tld{color:var(--ink3);font-weight:500;font-size:.85em;letter-spacing:0}
.nav-links{display:flex;gap:18px;align-items:center;font-size:14px;font-weight:500}
.nav-links a{color:var(--ink2);text-decoration:none}
.nav-links a:hover{color:var(--ink)}
.nav-links a.btn-primary,
.nav-links a.btn-primary:hover,
.nav-links a.btn-primary:active,
.nav-links a.btn-primary:visited,
.nav-links a.btn-primary:focus{
  color:#fff;
}
.lang-switch{display:inline-flex;gap:4px;align-items:center;margin-right:4px}
.lang-switch a{font-size:11px;font-weight:700;color:var(--ink3);padding:4px 6px;border-radius:6px;text-decoration:none}
.lang-switch a:hover,.lang-switch a.is-active{color:var(--ink);background:var(--wash)}
.btn{
  font-family:var(--sans);
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:10px 20px;border-radius:var(--radius);font-size:14px;font-weight:600;
  text-decoration:none;border:none;cursor:pointer;
  transition:transform .12s ease,box-shadow .12s ease,background .12s ease;
}
.btn-primary{
  background:var(--ink);color:#fff;
  box-shadow:0 4px 0 #1a1a1a,0 6px 14px rgba(0,0,0,.18);
}
.btn-primary:hover{
  background:var(--ink);color:#fff;
  transform:translateY(-1px);
  box-shadow:0 5px 0 #1a1a1a,0 8px 18px rgba(0,0,0,.22);
}
.btn-primary:active{
  color:#fff;
  transform:translateY(3px);
  box-shadow:0 1px 0 #1a1a1a,0 2px 8px rgba(0,0,0,.12);
}
.btn-outline{
  background:#fff;color:var(--ink);
  border:1px solid var(--line);
  box-shadow:0 3px 0 #e5e5e5,0 4px 10px rgba(0,0,0,.07);
}
.btn-outline:hover{
  background:#fff;color:var(--ink);border-color:var(--line);
  transform:translateY(-1px);
  box-shadow:0 4px 0 #e5e5e5,0 6px 14px rgba(0,0,0,.1);
}
.btn-outline:active{
  transform:translateY(2px);
  box-shadow:0 1px 0 #e5e5e5,0 2px 6px rgba(0,0,0,.06);
}
.btn-sm{padding:6px 14px;font-size:13px}
.btn-sm.btn-outline{box-shadow:0 2px 0 #e5e5e5,0 3px 8px rgba(0,0,0,.06)}
.btn-sm.btn-outline:hover{box-shadow:0 3px 0 #e5e5e5,0 4px 10px rgba(0,0,0,.08)}
.btn-sm.btn-outline:active{transform:translateY(1px);box-shadow:0 1px 0 #e5e5e5,0 2px 4px rgba(0,0,0,.05)}
.wrap{max-width:720px;margin:0 auto;padding:48px 24px 88px}
.kicker{
  font-size:12px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;
  color:var(--ink3);margin-bottom:12px;
}
.kicker a{color:var(--ink3);text-decoration:none}
.kicker a:hover{color:var(--ink)}
h1{
  font-size:clamp(28px,4vw,40px);
  font-weight:700;letter-spacing:-.5px;line-height:1.2;
  margin-bottom:14px;
}
.lede{font-size:17px;color:var(--ink2);margin-bottom:14px;line-height:1.6}
.meta{
  font-size:13px;color:var(--ink3);margin-bottom:36px;
}
h2{
  font-size:20px;font-weight:700;letter-spacing:-.3px;
  margin:36px 0 12px;line-height:1.3;
}
h3{font-size:16px;font-weight:700;margin:24px 0 8px}
p,li{font-size:16px;color:var(--ink2);margin-bottom:14px}
ul,ol{padding-left:22px;margin-bottom:16px}
li{margin-bottom:8px}
a{color:var(--ink);text-underline-offset:3px}
strong{color:var(--ink);font-weight:600}
.card{
  background:var(--wash);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:20px 22px;
  margin:28px 0;
}
.card h3{margin-top:0}
.card p:last-child{margin-bottom:0}
.table-wrap{overflow-x:auto;margin:24px 0 28px;-webkit-overflow-scrolling:touch}
.compare-table{width:100%;border-collapse:collapse;font-size:14px;min-width:520px}
.compare-table th,.compare-table td{border:1px solid var(--line);padding:12px 14px;text-align:left;vertical-align:top;line-height:1.45;color:var(--ink2)}
.compare-table thead th{background:var(--wash);color:var(--ink);font-weight:700;font-size:13px}
.compare-table tbody th{background:var(--paper);color:var(--ink);font-weight:600;white-space:nowrap;width:22%}
.compare-table tbody tr:nth-child(even) td{background:rgba(0,0,0,.015)}
.cta{
  background:var(--wash);
  border:1px solid var(--line);
  border-radius:16px;
  padding:28px 26px;
  margin:40px 0 24px;
}
.cta h2{margin-top:0;color:var(--ink)}
.cta p{color:var(--ink2);opacity:1}
.cta .btn{margin-top:8px;margin-right:8px}
.post-list{list-style:none;padding:0;margin:28px 0 0}
.post-list li{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:22px 24px;
  margin-bottom:12px;
  box-shadow:0 2px 0 #e5e5e5,0 3px 8px rgba(0,0,0,.04);
}
.post-list a{
  font-size:18px;font-weight:700;color:var(--ink);text-decoration:none;
  letter-spacing:-.3px;display:block;margin-bottom:6px;
}
.post-list a:hover{color:var(--ink)}
.post-list p{margin:0;font-size:15px}
.article-footer{
  margin-top:48px;
  padding-top:24px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
}
.article-footer .footer-links{
  display:flex;
  flex-wrap:wrap;
  gap:16px;
  align-items:center;
  margin-left:auto;
  font-size:13px;
  color:var(--ink3);
}
.article-footer .footer-links a{
  color:var(--ink2);
  text-decoration:none;
  font-weight:500;
}
.article-footer .footer-links a:hover{color:var(--ink)}
.site-footer-mini{
  margin-top:48px;
  padding-top:24px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:var(--ink3);
}
.site-footer-mini a{color:var(--ink2);text-decoration:none;font-weight:500}
.site-footer-mini a:hover{color:var(--ink)}
.site-footer-mini .mini-links{display:flex;gap:16px;flex-wrap:wrap}

/* ── Magazine blog index ── */
body.blog-index{
  --display:'Fraunces',Georgia,'Times New Roman',serif;
  --mag-wash:#f3f1ee;
  --mag-ink:#121212;
  --mag-muted:#5c5c5c;
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%,rgba(0,0,0,.05),transparent 55%),
    radial-gradient(ellipse 60% 40% at 100% 0%,rgba(0,0,0,.035),transparent 50%),
    var(--mag-wash);
  color:var(--mag-ink);
}
body.blog-index .site-bar{
  background:rgba(243,241,238,.88);
  backdrop-filter:blur(10px);
  border-bottom-color:rgba(0,0,0,.08);
}
.mag{
  max-width:1080px;
  margin:0 auto;
  padding:48px 28px 88px;
}
.mag-masthead{max-width:720px;margin-bottom:40px}
.mag-issue{
  font-size:12px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;
  color:var(--mag-muted);margin-bottom:14px;
}
.mag-title{
  font-family:var(--display);
  font-size:clamp(34px,5.2vw,56px);
  font-weight:700;
  letter-spacing:-.03em;
  line-height:1.08;
  margin-bottom:18px;
  color:var(--mag-ink);
}
.mag-lede{
  font-size:17px;line-height:1.65;color:var(--mag-muted);max-width:540px;margin:0;
}
.mag-tag{
  display:inline-block;
  font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  color:var(--mag-muted);margin-bottom:10px;
}
.mag-feature{
  display:grid;
  grid-template-columns:minmax(220px,.9fr) minmax(280px,1.1fr);
  gap:0;
  text-decoration:none;
  color:inherit;
  background:#fff;
  border-radius:28px;
  overflow:hidden;
  box-shadow:0 18px 50px rgba(0,0,0,.07);
  margin-bottom:48px;
  transition:transform .35s ease,box-shadow .35s ease;
}
.mag-feature:hover{
  transform:translateY(-4px);
  box-shadow:0 24px 60px rgba(0,0,0,.1);
}
.mag-feature-visual{
  position:relative;
  min-height:280px;
  background:
    linear-gradient(160deg,#1a1a1a 0%,#2c2c2c 48%,#111 100%);
  color:#fff;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  padding:28px;
  overflow:hidden;
}
.mag-feature-visual::before{
  content:"";
  position:absolute;inset:-20% -10% auto auto;
  width:220px;height:220px;border-radius:50%;
  background:rgba(255,255,255,.06);
}
.mag-feature-mark{
  font-family:var(--display);
  font-size:72px;font-weight:700;line-height:1;
  letter-spacing:-.04em;opacity:.35;margin-bottom:8px;
}
.mag-feature-word{
  font-family:var(--display);
  font-size:clamp(40px,5vw,64px);font-weight:700;
  letter-spacing:-.03em;line-height:1;position:relative;
}
.mag-feature-copy{padding:clamp(28px,4vw,40px);display:flex;flex-direction:column;justify-content:center}
.mag-feature-copy h2{
  font-family:var(--display);
  font-size:clamp(26px,3vw,34px);
  font-weight:700;letter-spacing:-.025em;line-height:1.15;
  margin:0 0 14px;color:var(--mag-ink);
}
.mag-feature-copy p{
  font-size:16px;line-height:1.6;color:var(--mag-muted);margin:0 0 20px;
}
.mag-read{
  font-size:14px;font-weight:700;color:var(--mag-ink);
  letter-spacing:-.01em;
}
.mag-feature:hover .mag-read{text-decoration:underline;text-underline-offset:3px}
.mag-section-label{
  display:flex;align-items:baseline;justify-content:space-between;gap:12px;
  margin-bottom:18px;padding-bottom:12px;
  border-bottom:1px solid rgba(0,0,0,.1);
  font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--mag-muted);
}
.mag-section-count{font-weight:600;letter-spacing:.06em}
.mag-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
  margin-bottom:48px;
}
.mag-card{
  display:flex;flex-direction:column;
  text-decoration:none;color:inherit;
  background:#fff;
  border-radius:22px;
  overflow:hidden;
  box-shadow:0 10px 28px rgba(0,0,0,.05);
  transition:transform .3s ease,box-shadow .3s ease;
}
.mag-card:hover{
  transform:translateY(-3px);
  box-shadow:0 16px 36px rgba(0,0,0,.08);
}
.mag-card-visual{
  height:120px;
  display:flex;align-items:flex-end;padding:16px 18px;
  font-family:var(--display);
  font-size:28px;font-weight:700;letter-spacing:-.03em;line-height:1;
  color:rgba(255,255,255,.92);
  position:relative;
  overflow:hidden;
}
.mag-card-visual::after{
  content:"";
  position:absolute;right:-18px;top:-30px;
  width:110px;height:110px;border-radius:50%;
  background:rgba(255,255,255,.1);
}
.mag-card-visual span{position:relative;z-index:1}
.tone-a{background:linear-gradient(145deg,#222 0%,#3a3a3a 100%)}
.tone-b{background:linear-gradient(145deg,#2a3330 0%,#3f524c 100%)}
.tone-c{background:linear-gradient(145deg,#2a2e38 0%,#454c5c 100%)}
.tone-d{background:linear-gradient(145deg,#332820 0%,#5a4638 100%)}
.tone-e{background:linear-gradient(145deg,#1f2a32 0%,#3a4f5c 100%)}
.mag-card-body{padding:18px 18px 22px;flex:1;display:flex;flex-direction:column}
.mag-card-body h3{
  font-family:var(--display);
  font-size:20px;font-weight:700;letter-spacing:-.02em;line-height:1.25;
  margin:0 0 10px;color:var(--mag-ink);
}
.mag-card-body p{
  font-size:14px;line-height:1.55;color:var(--mag-muted);margin:0;
}
.mag-cta{
  background:#111;
  color:#fff;
  border-radius:28px;
  padding:clamp(32px,5vw,48px);
  margin-bottom:40px;
  position:relative;
  overflow:hidden;
}
.mag-cta::before{
  content:"";
  position:absolute;inset:auto -10% -40% 40%;
  width:360px;height:360px;border-radius:50%;
  background:rgba(255,255,255,.05);
}
.mag-cta-inner{position:relative;z-index:1;max-width:520px}
.mag-cta .mag-tag{color:rgba(255,255,255,.55)}
.mag-cta h2{
  font-family:var(--display);
  font-size:clamp(26px,3.5vw,36px);
  font-weight:700;letter-spacing:-.03em;line-height:1.15;
  margin:0 0 12px;color:#fff;
}
.mag-cta p{font-size:16px;line-height:1.6;color:rgba(255,255,255,.72);margin:0 0 22px}
.mag-cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.mag-cta .btn-outline{
  background:transparent;color:#fff;border-color:rgba(255,255,255,.28);
  box-shadow:none;
}
.mag-cta .btn-outline:hover{
  background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.4);
  box-shadow:none;transform:translateY(-1px);
}
.mag-footer{border-top-color:rgba(0,0,0,.1);margin-top:8px}

@media(max-width:900px){
  .mag-grid{grid-template-columns:repeat(2,1fr)}
  .mag-feature{grid-template-columns:1fr}
  .mag-feature-visual{min-height:200px}
}
@media(max-width:640px){
  .nav-links .hide-sm{display:none}
  .wrap{padding:36px 20px 72px}
  p,li{font-size:15px}
  .article-footer{flex-direction:column;align-items:flex-start}
  .article-footer .footer-links{margin-left:0}
  .mag{padding:36px 20px 72px}
  .mag-grid{grid-template-columns:1fr;gap:14px}
  .mag-feature{border-radius:22px;margin-bottom:36px}
  .mag-card{border-radius:18px}
  .mag-cta{border-radius:22px}
}
@media(prefers-reduced-motion:reduce){
  .mag-feature,.mag-card{transition:none}
  .mag-feature:hover,.mag-card:hover{transform:none}
}

/* ── Related guides horizontal cards ── */
.related-block{margin:40px 0 8px}
.related-block > h2,
.related-head h2{margin:0 0 14px}
.related-head{
  display:flex;align-items:baseline;justify-content:space-between;gap:12px;
  margin-bottom:14px;
}
.related-hint{
  font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;
  color:var(--ink3);white-space:nowrap;
}
.related-scroll{
  display:flex;gap:14px;
  overflow-x:auto;
  padding:6px 2px 18px;
  scroll-snap-type:x mandatory;
  -webkit-overflow-scrolling:touch;
  scrollbar-width:thin;
}
.related-scroll::-webkit-scrollbar{height:6px}
.related-scroll::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px}
.related-card{
  flex:0 0 min(220px,76vw);
  scroll-snap-align:start;
  display:flex;flex-direction:column;
  background:#fff;
  border:1px solid rgba(0,0,0,.12);
  border-radius:18px;
  overflow:hidden;
  text-decoration:none;color:inherit;
  min-height:210px;
  box-sizing:border-box;
  box-shadow:0 10px 28px rgba(0,0,0,.05);
  transition:transform .25s ease,box-shadow .25s ease;
}
.related-card:hover{
  transform:translateY(-3px);
  box-shadow:0 16px 36px rgba(0,0,0,.08);
}
.related-card-visual{
  height:78px;
  display:flex;align-items:flex-end;padding:12px 14px;
  font-family:'Fraunces',Georgia,'Times New Roman',serif;
  font-size:22px;font-weight:700;letter-spacing:-.03em;line-height:1;
  color:rgba(255,255,255,.92);
  position:relative;overflow:hidden;flex-shrink:0;
}
.related-card-visual::after{
  content:"";
  position:absolute;right:-14px;top:-24px;
  width:84px;height:84px;border-radius:50%;
  background:rgba(255,255,255,.1);
}
.related-card-visual span{position:relative;z-index:1}
.related-card-visual.tone-a{background:linear-gradient(145deg,#222 0%,#3a3a3a 100%)}
.related-card-visual.tone-b{background:linear-gradient(145deg,#2a3330 0%,#3f524c 100%)}
.related-card-visual.tone-c{background:linear-gradient(145deg,#2a2e38 0%,#454c5c 100%)}
.related-card-visual.tone-d{background:linear-gradient(145deg,#332820 0%,#5a4638 100%)}
.related-card-visual.tone-e{background:linear-gradient(145deg,#1f2a32 0%,#3a4f5c 100%)}
.related-card-body{
  padding:14px 14px 16px;flex:1;display:flex;flex-direction:column;gap:8px;
  background:#fff;
}
.related-card-tag{
  font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--ink3);
}
.related-card-title{
  font-size:15px;font-weight:700;letter-spacing:-.2px;line-height:1.3;
  color:var(--ink);flex:1;
}
.related-card-more{
  font-size:13px;font-weight:600;color:var(--ink2);
}
.related-card:hover .related-card-more{color:var(--ink)}
@media(prefers-reduced-motion:reduce){
  .related-card{transition:none}
  .related-card:hover{transform:none}
}