/* RAVI blog (server-rendered pages under /blog). Same palette and header as the site in src/site/site.css. */
@font-face { font-family: 'Vazirmatn'; src: url('/fonts/Vazirmatn-Regular.woff2') format('woff2'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'Vazirmatn'; src: url('/fonts/Vazirmatn-Medium.woff2') format('woff2'); font-weight: 500; font-display: swap; }
@font-face { font-family: 'Vazirmatn'; src: url('/fonts/Vazirmatn-Bold.woff2') format('woff2'); font-weight: 700; font-display: swap; }
@font-face { font-family: 'Vazirmatn'; src: url('/fonts/Vazirmatn-ExtraBold.woff2') format('woff2'); font-weight: 800; font-display: swap; }

:root {
  --milk: #F6F2EA; --paper: #FBF9F4; --white: #FFFFFF;
  --navy: #0A2042; --navy-2: #13305E; --night: #06152E;
  --gold: #C9A46A; --gold-deep: #7D5F2C; --stone: #8B93A1;
  --ink: #0A2042; --text: #1E2A40; --muted: #5B6476; --line: #E3DCCD; --line-dark: rgba(246,242,234,.15);
  --fa: 'Vazirmatn', Tahoma, 'DejaVu Sans', sans-serif;
  --lat: 'Saira', 'Segoe UI', Arial, sans-serif;
  --body: var(--fa);
  --ease: cubic-bezier(.22,.61,.36,1);
  color-scheme: light;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--milk); color: var(--text); font-family: var(--body); font-size: 16px; line-height: 1.9; -webkit-font-smoothing: antialiased; }
body.lang-en { --body: var(--lat); line-height: 1.75; }
a { color: inherit; }
h1, h2, h3 { margin: 0; color: var(--ink); text-wrap: balance; line-height: 1.45; }
p { margin: 0; }
img { max-width: 100%; height: auto; }
.wrap { max-width: 1180px; margin: 0 auto; padding-inline: 20px; }
.wrap.narrow { max-width: 780px; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }
.skip { position: absolute; inset-inline-start: 12px; top: -60px; z-index: 50; background: var(--gold); color: var(--navy); padding: 8px 14px; border-radius: 6px; }
.skip:focus { top: 12px; }

.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: 13px; font-weight: 700; color: var(--gold); }
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--gold); border-radius: 2px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; font: inherit; font-weight: 700; font-size: 15px; padding: 12px 22px; border-radius: 6px; text-decoration: none; border: 1.5px solid transparent; cursor: pointer; transition: transform .25s var(--ease), background-color .25s, color .25s, border-color .25s; }
.btn-gold { background: var(--gold); color: var(--navy); }
.btn-gold:hover { background: #D4B37E; transform: translateY(-1px); }
.btn-line-dark { border-color: rgba(10,32,66,.35); color: var(--ink); }
.btn-line-dark:hover { border-color: var(--ink); background: var(--ink); color: var(--milk); }
.btn-sm { padding: 8px 16px; font-size: 14px; }

/* header (matches the site) */
.top { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 30; background: rgba(10,32,66,.95); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); color: var(--milk); }
.top-in { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding-block: 12px; }
.brand { display: block; width: 168px; color: var(--milk); direction: ltr; flex: none; }
.brand svg { display: block; width: 100%; height: auto; }
.nav { display: flex; gap: 22px; font-size: 14.5px; font-weight: 500; margin-inline-end: auto; margin-inline-start: 18px; }
.nav a { text-decoration: none; color: #D9DEE8; position: relative; padding-block: 4px; white-space: nowrap; }
.nav a::after { content: ""; position: absolute; inset-inline: 0; bottom: -2px; height: 2px; background: var(--gold); transform: scaleX(0); transition: transform .3s var(--ease); }
.nav a:hover, .nav a[aria-current] { color: var(--white); }
.nav a:hover::after, .nav a[aria-current]::after { transform: scaleX(1); }
.top-actions { display: flex; align-items: center; gap: 10px; }
.langs { display: inline-flex; border: 1px solid var(--line-dark); border-radius: 6px; overflow: hidden; direction: ltr; }
.langs a { font: 600 12.5px/1 var(--lat); letter-spacing: .06em; color: #C3CBD8; text-decoration: none; padding: 9px 10px; transition: background-color .2s, color .2s; }
.langs a + a { border-left: 1px solid var(--line-dark); }
.langs a:hover { color: var(--white); }
.langs a[aria-current] { background: var(--milk); color: var(--navy); }

/* blog index */
.b-hero { background: var(--navy); color: #C9D1DE; position: relative; overflow: hidden; }
.b-hero::after { content: ""; position: absolute; width: 420px; height: 420px; border-radius: 50%; border: 1px solid rgba(201,164,106,.22); inset-inline-end: -140px; top: -160px; }
.b-hero .wrap { padding-block: 64px 56px; display: grid; gap: 14px; position: relative; z-index: 1; }
.b-hero h1 { color: var(--milk); font-size: clamp(32px, 5vw, 48px); font-weight: 800; }
.b-hero p { max-width: 640px; font-size: 17px; }

.b-list { padding-block: 48px 80px; }
.b-empty { text-align: center; color: var(--muted); padding: 60px 0; }
.b-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.b-card { background: var(--paper); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; transition: box-shadow .35s, transform .35s var(--ease); }
.b-card:hover { box-shadow: 0 24px 50px -38px rgba(10,32,66,.6); transform: translateY(-2px); }
.b-card a { display: flex; flex-direction: column; height: 100%; text-decoration: none; color: inherit; }
.b-card img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; display: block; background: var(--line); }
.b-card-body { padding: 20px 22px 22px; display: grid; gap: 8px; align-content: start; flex: 1; }
.b-card time { font-size: 13px; color: var(--gold-deep); font-weight: 700; }
.b-card h2, .b-card h3 { font-size: 19px; }
.b-card p { color: var(--muted); font-size: 15px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.b-card .more { font-size: 14px; font-weight: 700; color: var(--ink); margin-top: 4px; }
.b-pager { display: flex; justify-content: center; gap: 12px; margin-top: 40px; }

/* single post */
.b-post-head { background: var(--navy); color: #C9D1DE; }
.b-post-head .wrap { padding-block: 44px 40px; display: grid; gap: 14px; }
.crumbs { display: flex; gap: 8px; font-size: 13.5px; color: #93A0B6; }
.crumbs a { color: var(--gold); text-decoration: none; }
.crumbs a:hover { text-decoration: underline; }
.b-post-head h1 { color: var(--milk); font-size: clamp(28px, 4.4vw, 42px); font-weight: 800; }
.b-lead { font-size: 18px; color: #D9DEE8; }
.b-meta { display: flex; flex-wrap: wrap; gap: 8px; font-size: 14px; color: #93A0B6; }
.b-draft { background: var(--gold); color: var(--navy); padding: 0 10px; border-radius: 999px; font-weight: 700; font-size: 12.5px; }
.b-cover { margin-block: 32px 0; }
.b-cover img { width: 100%; border-radius: 10px; display: block; }

.prose { padding-block: 36px 20px; font-size: 17.5px; line-height: 2.05; overflow-wrap: anywhere; }
body.lang-en .prose { line-height: 1.8; }
.prose > * + * { margin-top: 1.1em; }
.prose h2 { font-size: 26px; margin-top: 1.7em; }
.prose h3 { font-size: 21px; margin-top: 1.4em; }
.prose h4 { font-size: 18px; margin-top: 1.2em; color: var(--ink); }
.prose a { color: var(--gold-deep); text-underline-offset: 3px; }
.prose a:hover { color: var(--ink); }
.prose strong { color: var(--ink); }
.prose ul, .prose ol { padding-inline-start: 1.4em; }
.prose li + li { margin-top: .35em; }
.prose li::marker { color: var(--gold); }
.prose blockquote { margin-inline: 0; padding: 4px 18px; border-inline-start: 3px solid var(--gold); color: var(--muted); background: var(--paper); border-radius: 0 6px 6px 0; }
[dir="rtl"] .prose blockquote { border-radius: 6px 0 0 6px; }
.prose img { border-radius: 8px; display: block; margin-inline: auto; }
.prose figure { margin: 0; }
.prose hr { border: 0; border-top: 1px solid var(--line); margin-block: 2em; }
.prose code { font-family: ui-monospace, 'Cascadia Code', Consolas, monospace; font-size: .88em; background: var(--paper); border: 1px solid var(--line); padding: 1px 6px; border-radius: 4px; direction: ltr; unicode-bidi: isolate; }
.prose pre { direction: ltr; text-align: left; background: var(--night); color: #E6EAF2; padding: 16px 18px; border-radius: 8px; overflow-x: auto; font-size: 14px; line-height: 1.7; }
.prose pre code { background: none; border: 0; padding: 0; color: inherit; }
.prose table { width: 100%; border-collapse: collapse; font-size: 15px; display: block; overflow-x: auto; }
.prose th, .prose td { border: 1px solid var(--line); padding: 8px 12px; text-align: start; }
.prose th { background: var(--paper); color: var(--ink); }

.b-cta { margin-block: 28px 64px; background: var(--navy); color: #C9D1DE; border-radius: 12px; padding: 30px 32px; display: grid; gap: 12px; justify-items: start; position: relative; overflow: hidden; }
.b-cta::after { content: ""; position: absolute; width: 220px; height: 220px; border-radius: 50%; border: 1px solid rgba(201,164,106,.25); inset-inline-end: -70px; bottom: -110px; }
.b-cta h2 { color: var(--milk); font-size: 22px; }
.b-cta .btn { margin-top: 6px; position: relative; z-index: 1; }

.b-related { padding-block: 0 80px; }
.b-related-head { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; margin-bottom: 20px; border-top: 1px solid var(--line); padding-top: 40px; }
.b-related-head h2 { font-size: 24px; }
.b-related-head a { color: var(--gold-deep); font-weight: 700; text-decoration: none; font-size: 15px; }

footer { background: var(--night); color: #93A0B6; font-size: 14px; }
.foot { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 20px; padding-block: 30px; }
.foot-brand { display: flex; align-items: center; gap: 16px; }
.foot-logo { width: 78px; height: auto; color: var(--milk); direction: ltr; }
.foot .en { font-family: var(--lat); letter-spacing: .12em; font-size: 18px; font-weight: 700; color: var(--gold); direction: ltr; }

/* process roadmap (/process) */
.pr-hero::after { inset-inline-end: -120px; }
.pr-wrap { padding-block: 8px 80px; max-width: 900px; }
.roadmap { position: relative; padding-block: 48px 8px; }
.rm-step { display: grid; grid-template-columns: 64px 1fr; gap: 22px; position: relative; padding-bottom: 26px; }
.rm-marker { position: relative; display: flex; justify-content: center; }
.rm-marker::before { content: ""; position: absolute; top: 4px; bottom: -26px; width: 2px; background: linear-gradient(var(--gold), rgba(201,164,106,.35)); }
.rm-step:last-child { padding-bottom: 0; }
.rm-step:last-child .rm-marker::before { display: none; }
.rm-dot { position: relative; z-index: 1; width: 48px; height: 48px; border-radius: 50%; display: grid; place-items: center; background: var(--paper); border: 2px solid var(--gold); color: var(--ink); font-weight: 800; font-size: 18px; box-shadow: 0 0 0 6px var(--milk); transition: background-color .25s, color .25s; }
.rm-step:hover .rm-dot { background: var(--gold); }
.rm-card { background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: 22px 24px; display: grid; gap: 8px; transition: box-shadow .35s, transform .35s var(--ease); }
.rm-card:hover { box-shadow: 0 24px 50px -40px rgba(10,32,66,.6); transform: translateY(-2px); }
.rm-key { font-size: 13px; font-weight: 700; color: var(--gold-deep); }
.rm-card h2 { font-size: 21px; }
.rm-body { color: var(--text); font-size: 16px; }
.rm-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 18px; margin: 6px 0 0; padding-top: 14px; border-top: 1px dashed var(--line); }
.rm-meta dt { font-size: 12.5px; font-weight: 700; color: var(--muted); margin-bottom: 2px; }
.rm-meta dd { margin: 0; font-size: 14.5px; color: var(--ink); }
.pr-cta { margin-top: 48px; }

@media (max-width: 640px) {
  .rm-step { grid-template-columns: 46px 1fr; gap: 14px; }
  .rm-dot { width: 38px; height: 38px; font-size: 15px; box-shadow: 0 0 0 4px var(--milk); }
  .rm-card { padding: 18px 18px; }
  .rm-meta { grid-template-columns: 1fr; gap: 8px; }
}

@media (max-width: 980px) {
  .b-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .hide-sm { display: none; }
  .brand { width: 120px; }
  .nav { gap: 14px; margin-inline-start: 8px; }
  .nav a:first-child { display: none; }
  .b-grid { grid-template-columns: 1fr; }
  .b-hero .wrap { padding-block: 44px 40px; }
  .prose { font-size: 16.5px; }
  .b-cta { padding: 24px 20px; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}