@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&display=swap');

:root {
  --paper: #f2f1ed;
  --ink: #11110f;
  --muted: #77766f;
  --line: rgba(17, 17, 15, 0.16);
  --signal: #c9821f;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Manrope', Arial, Helvetica, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
::selection { background: var(--signal); color: #fff; }

.bp-nav { position: sticky; top: 0; z-index: 50; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 16px clamp(20px, 5vw, 64px); background: rgba(17,17,15,.95); color: #fff; backdrop-filter: blur(10px); }
.bp-brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: #fff; font-weight: 750; font-size: 15px; }
.bp-brand-mark { width: 27px; height: 27px; border-radius: 8px; background: var(--signal); display: grid; place-items: center; color: var(--ink); font: 700 11px ui-monospace, monospace; }
.bp-nav-links { display: flex; gap: 4px; flex-wrap: wrap; }
.bp-nav-links a { color: rgba(255,255,255,.7); text-decoration: none; font-size: 13px; padding: 10px 12px; border-radius: 10px; }
.bp-nav-links a:hover { color: #111; background: #fff; }

.bp-breadcrumb { max-width: 760px; margin: 28px auto 0; padding: 0 clamp(20px, 5vw, 24px); font: 600 11px/1 ui-monospace, monospace; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); }
.bp-breadcrumb a { text-decoration: none; border-bottom: 1px solid var(--line); }

.bp-article { max-width: 760px; margin: 0 auto; padding: 24px clamp(20px, 5vw, 24px) 40px; }
.bp-eyebrow { font: 700 11px/1 ui-monospace, monospace; text-transform: uppercase; letter-spacing: .12em; color: var(--signal); margin: 0 0 18px; }
.bp-article h1 { font-size: clamp(2.2rem, 5.2vw, 3.6rem); line-height: 1.03; letter-spacing: -.04em; margin: 0 0 20px; }
.bp-byline { display: flex; align-items: center; gap: 12px; margin-bottom: 34px; padding-bottom: 28px; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 13px; }
.bp-byline img { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; }
.bp-hero-img { width: 100%; aspect-ratio: 3/2; object-fit: cover; border-radius: 20px; margin: 0 0 40px; display: block; }
.bp-article h2 { font-size: clamp(1.4rem, 2.6vw, 2rem); letter-spacing: -.03em; margin: 44px 0 16px; }
.bp-article p { font-size: 17px; line-height: 1.7; margin: 0 0 20px; color: #222; }
.bp-article p.lead { font-size: clamp(1.15rem, 2vw, 1.4rem); line-height: 1.5; color: var(--ink); font-weight: 500; }
.bp-article ul { padding-left: 20px; line-height: 1.7; font-size: 17px; margin: 0 0 20px; }
.bp-article li { margin-bottom: 8px; }
.bp-pullquote { margin: 36px 0; padding: 4px 0 4px 22px; border-left: 3px solid var(--signal); font-size: clamp(1.2rem, 2.2vw, 1.6rem); line-height: 1.4; letter-spacing: -.02em; font-weight: 600; }

.bp-related { max-width: 760px; margin: 40px auto 0; padding: 32px clamp(20px, 5vw, 24px); border-top: 1px solid var(--line); }
.bp-related h2 { font-size: 1.1rem; text-transform: uppercase; letter-spacing: .08em; margin: 0 0 18px; color: var(--muted); }
.bp-related-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.bp-related-card { display: block; padding: 18px 20px; border: 1px solid var(--line); border-radius: 14px; text-decoration: none; color: var(--ink); transition: border .2s, transform .2s; }
.bp-related-card:hover { border-color: var(--signal); transform: translateY(-3px); }
.bp-related-card span { display: block; font: 700 9px/1 ui-monospace, monospace; letter-spacing: .1em; color: var(--signal); margin-bottom: 8px; }
.bp-related-card strong { font-size: 15px; letter-spacing: -.02em; }

.bp-cta { max-width: 760px; margin: 32px auto 60px; padding: clamp(28px,4vw,44px); background: var(--ink); color: #fff; border-radius: 24px; }
.bp-cta h2 { margin: 0 0 12px; font-size: clamp(1.5rem, 3vw, 2.2rem); letter-spacing: -.03em; }
.bp-cta p { margin: 0 0 20px; color: rgba(255,255,255,.7); font-size: 15px; }
.bp-cta a.bp-btn { display: inline-flex; align-items: center; gap: 8px; background: var(--signal); color: var(--ink); text-decoration: none; padding: 14px 20px; border-radius: 10px; font-weight: 750; font-size: 14px; }

.bp-footer { padding: 30px clamp(20px, 5vw, 64px) 40px; text-align: center; color: var(--muted); font-size: 12px; border-top: 1px solid var(--line); }
.bp-footer a { text-decoration: none; border-bottom: 1px solid var(--line); }

/* Blog index */
.bp-index-hero { max-width: 900px; margin: 0 auto; padding: 60px clamp(20px, 5vw, 24px) 20px; }
.bp-index-hero h1 { font-size: clamp(2.6rem, 6vw, 4.5rem); letter-spacing: -.05em; line-height: .96; margin: 0 0 18px; }
.bp-index-hero p { max-width: 620px; color: var(--muted); font-size: clamp(1rem, 1.6vw, 1.25rem); line-height: 1.6; }
.bp-index-grid { max-width: 900px; margin: 30px auto 60px; padding: 0 clamp(20px, 5vw, 24px); display: grid; gap: 18px; }
.bp-index-card { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 20px; padding: 26px 28px; border: 1px solid var(--line); border-radius: 20px; text-decoration: none; color: var(--ink); transition: border .2s, background .2s, transform .2s; }
.bp-index-card:hover { border-color: var(--signal); background: #fff; transform: translateY(-3px); }
.bp-index-card span { display: block; font: 700 10px/1 ui-monospace, monospace; letter-spacing: .1em; color: var(--signal); margin-bottom: 10px; }
.bp-index-card h2 { margin: 0 0 8px; font-size: clamp(1.2rem, 2.4vw, 1.6rem); letter-spacing: -.03em; }
.bp-index-card p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.5; }
.bp-index-card .bp-arrow { width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--line); display: grid; place-items: center; flex-shrink: 0; }

@media (max-width: 700px) {
  .bp-related-grid { grid-template-columns: 1fr; }
  .bp-index-card { grid-template-columns: 1fr; }
  .bp-index-card .bp-arrow { display: none; }
  .bp-nav-links { display: none; }
}