/* Blog pages: the home page's night-to-dawn palette, set for long reading. */
:root {
  --night: #120820;
  --dusk: #1a0c2e;
  --violet: #37195f;
  --card: #2f2145;
  --line: rgba(255, 255, 255, 0.1);
  --fg: #ffffff;
  --muted: rgba(255, 255, 255, 0.72);
  --faint: rgba(255, 255, 255, 0.45);
  --amber: #ffb549;
  --on-amber: #1e0e35;
  --display: "Rubik", "SF Pro Rounded", system-ui, sans-serif;
  --body: "Rubik", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "DM Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --wrap: 1120px;
  --gutter: clamp(16px, 4vw, 40px);
  color-scheme: dark;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--body);
  font-size: 18px;
  line-height: 1.7;
  color: var(--fg);
  background-color: var(--night);
  background-image:
    radial-gradient(900px 600px at 85% 0%, rgba(140, 90, 255, 0.24), transparent 70%),
    linear-gradient(180deg, var(--violet) 0px, var(--dusk) 520px, var(--night) 1200px);
  background-repeat: no-repeat;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; border-radius: 6px; }
.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }
h1, h2, h3 { font-family: var(--display); text-wrap: balance; margin: 0; }
em { font-style: normal; color: var(--amber); }
.eyebrow {
  font-family: var(--mono); font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--amber); text-decoration: none;
}

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 10;
  padding-top: env(safe-area-inset-top, 0px);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  background: rgba(18, 8, 32, 0.6);
  border-bottom: 1px solid var(--line);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 700; font-size: 18px; }
.brand img { width: 32px; height: 32px; border-radius: 8px; }
.nav-links { display: flex; align-items: center; gap: 28px; font-size: 15px; }
.nav-links a { text-decoration: none; color: var(--muted); transition: color 0.2s; }
.nav-links a:hover, .nav-links a[aria-current] { color: var(--fg); }
.nav-links .btn { color: var(--on-amber); }
@media (max-width: 720px) { .nav-links a:not(.btn) { display: none; } }

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 22px; border-radius: 999px;
  font: 600 16px/1 var(--body); text-decoration: none;
  background: var(--amber); color: var(--on-amber);
  box-shadow: 0 8px 30px -8px rgba(255, 181, 73, 0.6);
  transition: transform 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn.small { padding: 10px 18px; font-size: 14px; }

.stores { display: flex; flex-wrap: wrap; gap: 12px; }
.store {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 10px 20px 10px 16px; border-radius: 14px; min-width: 176px;
  background: var(--fg); color: #000; text-decoration: none;
  transition: transform 0.15s ease;
}
.store:hover { transform: translateY(-2px); }
.store svg { width: 26px; height: 26px; flex: none; }
.store span { display: grid; line-height: 1.1; }
.store small { font-size: 11px; opacity: 0.7; }
.store b { font-size: 18px; font-weight: 600; letter-spacing: -0.01em; }

/* Article */
.article { padding-block: clamp(40px, 7vw, 80px) clamp(56px, 8vw, 96px); }
.article-head { display: grid; gap: 18px; max-width: 760px; margin-bottom: clamp(32px, 5vw, 48px); }
.article-head h1 { font-size: clamp(36px, 5.6vw, 60px); font-weight: 800; line-height: 1.04; letter-spacing: -0.035em; }
.article-head .dek { font-size: clamp(19px, 2vw, 22px); color: var(--muted); line-height: 1.5; margin: 0; }
.meta { font-family: var(--mono); font-size: 13px; color: var(--faint); display: flex; flex-wrap: wrap; gap: 6px 18px; }
.crumbs { font-family: var(--mono); font-size: 13px; color: var(--faint); }
.crumbs a { text-decoration: none; color: var(--muted); }
.crumbs a:hover { color: var(--fg); }

.prose { max-width: 700px; }
.prose > * + * { margin-top: 1.1em; }
.prose p, .prose li { color: rgba(255, 255, 255, 0.86); }
.prose h2 {
  font-size: clamp(26px, 3.2vw, 34px); font-weight: 800; line-height: 1.15; letter-spacing: -0.02em;
  margin-top: 2em;
}
.prose h3 { font-size: 21px; font-weight: 700; line-height: 1.3; margin-top: 1.6em; }
.prose h2 + *, .prose h3 + * { margin-top: 0.6em; }
.prose ul, .prose ol { padding-left: 1.3em; }
.prose li + li { margin-top: 0.45em; }
.prose li::marker { color: var(--amber); }
.prose a { color: var(--amber); text-underline-offset: 3px; }
.prose strong { color: var(--fg); font-weight: 600; }
.prose .callout {
  padding: 20px 24px; border-radius: 18px;
  background: rgba(255, 181, 73, 0.08); border: 1px solid rgba(255, 181, 73, 0.25);
}
.prose .callout p { color: var(--fg); }
.table-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: 16px; }
.prose table { width: 100%; border-collapse: collapse; font-size: 16px; min-width: 560px; }
.prose th, .prose td { text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--line); vertical-align: top; }
.prose th { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--amber); font-weight: 500; }
.prose tr:last-child td { border-bottom: 0; }

/* App card, placed inside and after articles */
.app-card {
  display: grid; grid-template-columns: auto 1fr; gap: 20px 24px; align-items: center;
  padding: clamp(24px, 4vw, 36px); border-radius: 24px;
  background:
    radial-gradient(500px 240px at 100% 0%, rgba(255, 181, 73, 0.2), transparent 70%),
    linear-gradient(135deg, #3b2160, var(--card));
  border: 1px solid rgba(255, 181, 73, 0.25);
}
.prose .app-card { margin-block: 2em; }
.app-card img { width: 72px; height: 72px; border-radius: 18px; }
.app-card h2, .app-card h3 { font-size: 24px; font-weight: 800; line-height: 1.2; margin: 0; letter-spacing: -0.02em; }
.app-card p { margin: 6px 0 0; color: var(--muted); font-size: 16px; line-height: 1.55; }
.app-card .stores { grid-column: 1 / -1; }
@media (max-width: 520px) { .app-card { grid-template-columns: 1fr; } }

/* Post lists */
.related { border-top: 1px solid var(--line); padding-block: clamp(48px, 7vw, 80px); }
.related h2 { font-size: clamp(26px, 3.4vw, 36px); font-weight: 800; letter-spacing: -0.02em; margin-bottom: 28px; }
.posts { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; list-style: none; margin: 0; padding: 0; }
.post {
  display: grid; gap: 12px; align-content: start; height: 100%;
  padding: 26px; border-radius: 22px; text-decoration: none;
  background: rgba(255, 255, 255, 0.04); border: 1px solid var(--line);
  transition: background 0.2s, border-color 0.2s, transform 0.15s;
}
.post:hover { background: rgba(255, 255, 255, 0.07); border-color: rgba(255, 181, 73, 0.35); transform: translateY(-2px); }
.post h3 { font-size: 21px; font-weight: 700; line-height: 1.25; letter-spacing: -0.01em; }
.post p { margin: 0; color: var(--muted); font-size: 16px; line-height: 1.55; }
.post .meta { margin-top: 4px; }

.blog-head { padding-block: clamp(48px, 8vw, 96px) clamp(32px, 5vw, 56px); display: grid; gap: 18px; max-width: 760px; }
.blog-head h1 { font-size: clamp(42px, 6.4vw, 76px); font-weight: 800; line-height: 1; letter-spacing: -0.04em; }
.blog-head p { margin: 0; font-size: clamp(18px, 2vw, 21px); color: var(--muted); }
.blog-list { padding-bottom: clamp(56px, 8vw, 96px); }

footer { border-top: 1px solid var(--line); padding-block: 32px calc(32px + env(safe-area-inset-bottom, 0px)); font-size: 14px; color: var(--faint); }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; }
footer nav { display: flex; flex-wrap: wrap; gap: 20px; }
footer a { text-decoration: none; color: var(--muted); }
footer a:hover { color: var(--fg); }

@media (prefers-reduced-motion: reduce) {
  .btn, .store, .post { transition: none; }
}