/* ===== PAGE HEAD ===== */
/* padding-top replaces the prototype's <main class="blog-page">{padding-top:64px} —
   this template has no page-level <main> wrapper, so the offset for the fixed nav
   lives on the first section instead (see P1/porting notes). */
.masthead{background:#fff;padding-top:64px}
html[data-theme="dark"] .masthead{background:var(--bg)}
.page-head{max-width:var(--max-w);margin:0 auto;padding:clamp(48px,7vw,84px) clamp(20px,4vw,48px) clamp(28px,4vw,44px)}
.page-eyebrow{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-hover);margin-bottom:16px}
.page-title{font-family:var(--serif);font-weight:600;font-size:clamp(40px,7vw,72px);line-height:1;letter-spacing:-.04em;color:var(--ink)}
.page-intro{margin-top:20px;max-width:540px;font-size:clamp(16px,2vw,19px);line-height:1.55;color:var(--ink-soft)}

/* ===== FEATURED ===== */
.feat-wrap{max-width:var(--max-w);margin:0 auto;padding:0 clamp(20px,4vw,48px)}
.feat{display:grid;grid-template-columns:1.15fr 1fr;gap:clamp(28px,4vw,56px);align-items:center;padding:clamp(24px,3vw,38px) 0 clamp(40px,5vw,64px);border-bottom:1px solid var(--line)}
.feat-cover{position:relative;border-radius:22px;overflow:hidden;aspect-ratio:4/3;background:var(--bg-warm);box-shadow:0 10px 40px rgba(var(--shadow),.08)}
.feat-cover img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.feat-flag{position:absolute;top:18px;left:18px;z-index:2;font-size:11px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:#fff;background:var(--accent);padding:6px 13px;border-radius:100px;box-shadow:0 6px 18px rgba(var(--accent-rgb),.4)}
.feat-body{display:flex;flex-direction:column;align-items:flex-start;gap:clamp(14px,1.6vw,18px)}
.feat-cat{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-hover)}
.feat-title{font-family:var(--serif);font-weight:600;font-size:clamp(30px,4.4vw,52px);line-height:1.06;letter-spacing:-.03em;color:var(--ink);text-wrap:balance}
.feat-excerpt{font-size:clamp(16px,1.7vw,18px);line-height:1.62;color:var(--ink-soft);max-width:48ch}
.feat-meta{display:flex;align-items:center;gap:14px;font-size:14px;color:var(--ink-muted);margin-top:2px}
.feat-read{display:inline-flex;align-items:center;gap:9px;margin-top:8px;font-size:15px;font-weight:600;color:var(--accent-hover)}
.feat-read svg{width:16px;height:16px;transition:transform .2s var(--ease)}
.feat:hover .feat-read svg{transform:translateX(4px)}
.feat:hover .feat-cover img{transform:scale(1.03)}
@media(max-width:820px){.feat{grid-template-columns:1fr;gap:24px}.feat-cover{aspect-ratio:16/10}}

/* ===== FILTER BAR ===== */
.filter-bar{max-width:var(--max-w);margin:0 auto;padding:clamp(32px,4vw,48px) clamp(20px,4vw,48px) 0;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.filter-label{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-ghost);margin-right:6px}
.chip{font-size:13.5px;font-weight:600;padding:8px 16px;border-radius:100px;border:1px solid var(--line);background:var(--surface);color:var(--ink-soft);cursor:pointer;transition:transform .15s var(--ease),border-color .18s,color .18s,background .18s}
.chip:hover{transform:translateY(-1px);border-color:rgba(var(--accent-rgb),.4);color:var(--accent-hover)}
.chip.active{background:var(--action-primary);color:var(--text-on-primary);border-color:transparent}

/* ===== POST GRID ===== */
.grid-wrap{max-width:var(--max-w);margin:0 auto;padding:clamp(28px,3.5vw,40px) clamp(20px,4vw,48px) clamp(72px,9vw,120px)}
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{display:flex;flex-direction:column;border-radius:18px;overflow:hidden;background:#fff;box-shadow:0 4px 18px rgba(var(--shadow),.06);transition:transform .25s var(--ease),box-shadow .25s var(--ease)}
html[data-theme="dark"] .post-card{background:var(--surface)}
.post-card:hover{transform:translateY(-5px);box-shadow:0 18px 44px rgba(var(--shadow),.11)}
.post-cover{aspect-ratio:16/10;overflow:hidden;background:var(--bg-warm)}
.post-cover img{display:block;width:100%;height:100%;object-fit:cover}
.post-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:9px;flex:1}
.post-cat{font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-hover)}
.post-title{font-family:var(--serif);font-weight:600;font-size:22px;line-height:1.18;letter-spacing:-.01em;color:var(--ink)}
.post-excerpt{font-size:14.5px;line-height:1.6;color:var(--ink-soft)}
.post-card.hide{display:none}
@media(max-width:880px){.post-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.post-grid{grid-template-columns:1fr}}
html[data-theme="light"] .post-card{box-shadow:0 1px 2px rgba(var(--shadow),.04),0 10px 30px rgba(var(--shadow),.05)}

/* ===== APP AD ===== */
.app-ad{background:var(--bg-deep);color:#fff;padding:clamp(56px,8vw,104px) clamp(20px,4vw,48px);position:relative;overflow:hidden}
.app-ad::before{content:'';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:840px;height:500px;border-radius:50%;background:radial-gradient(circle,rgba(var(--accent-rgb),.13),transparent 66%);pointer-events:none}
.app-ad-inner{position:relative;max-width:var(--max-w);margin:0 auto;display:grid;grid-template-columns:1fr .8fr;gap:clamp(32px,6vw,72px);align-items:center}
.app-ad-eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:20px}
.app-ad-eyebrow .logo-mark{width:18px;height:18px}
.app-ad h2{font-family:var(--serif);font-weight:600;font-size:clamp(30px,4.6vw,52px);line-height:1.03;letter-spacing:-.04em;color:#fff;margin-bottom:18px;text-wrap:balance}
.app-ad h2 em{font-style:italic;color:var(--accent)}
.app-ad-copy>p{font-size:clamp(15px,1.9vw,18px);line-height:1.62;color:rgba(255,255,255,.6);max-width:440px;margin-bottom:30px}
.app-ad .btn-gold{background:#F4EBDB;color:#2E251C;border-color:transparent}
.app-ad .btn-gold:hover{background:#fff;box-shadow:0 16px 40px rgba(0,0,0,.35)}
.app-ad-platforms{display:flex;align-items:center;gap:14px;margin-top:26px;font-size:13.5px;font-weight:500;color:rgba(255,255,255,.5)}
.app-ad-platforms .pdot{width:3px;height:3px;border-radius:50%;background:rgba(255,255,255,.3)}
.app-ad-shot{justify-self:center;width:100%;max-width:300px;aspect-ratio:9/18;border-radius:30px;overflow:hidden;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.04);box-shadow:0 36px 80px rgba(0,0,0,.45)}
.app-ad-shot img{display:block;width:100%;height:100%;object-fit:cover}
@media(max-width:820px){.app-ad-inner{grid-template-columns:1fr;text-align:center;gap:40px}.app-ad-copy>p{margin-left:auto;margin-right:auto}.app-ad-platforms{justify-content:center}.app-ad-shot{order:-1;max-width:230px}}