/* Blog listing page (/blog/). Post article styles come from page-post.css. */

.page--blog { font-family: var(--b-serif); color: var(--paper); }
.blog-wrap { max-width: 1200px; margin: 0 auto; padding: 0 clamp(20px, 4vw, 40px); }

.blog-intro { padding-top: 64px; padding-bottom: 36px; }
.blog-intro h1 { font-size: clamp(2.6rem, 6vw, 4.6rem); font-weight: 400; line-height: 1.02; letter-spacing: -0.02em; margin: 0 0 16px; }
.blog-intro p { max-width: 54ch; margin: 0; font-size: 1.1rem; line-height: 1.6; color: var(--paper-dim); }

/* Filter bar (sticky): type chips, then facet chips */
.blog-filters { position: sticky; top: var(--blog-sticky-top, 0px); z-index: 20; background: var(--ink); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.blog-types { display: flex; flex-wrap: wrap; gap: 8px; padding: 12px 0; }
.blog-types:empty { display: none; }
.blog-chip { display: inline-flex; flex: none; align-items: center; gap: 8px; padding: 9px 13px; border: 1px solid var(--b-line-strong); border-radius: 999px; background: transparent; color: var(--paper); font: 500 13px/1 var(--b-mono); white-space: nowrap; cursor: pointer; }
.blog-chip:hover { border-color: var(--paper); }
.blog-chip__n { font-weight: 400; color: var(--paper-dim); }
.blog-chip[aria-pressed="true"] { background: var(--paper); border-color: var(--paper); color: var(--ink); }
.blog-chip[aria-pressed="true"] .blog-chip__n { color: inherit; opacity: 0.65; }
.blog-chip--facet { padding: 7px 11px; font-size: 12px; }
.blog-chip--facet[aria-pressed="true"] { background: var(--b-wash); border-color: var(--signal); color: var(--signal); }
.blog-facets { display: flex; gap: 24px; overflow-x: auto; padding: 0 0 12px; scrollbar-width: thin; }
.blog-facets:empty { display: none; }
.blog-facet { display: flex; flex: none; align-items: center; gap: 6px; }
.blog-facet__label { margin-right: 4px; font: 12px var(--b-mono); color: var(--paper-dim); white-space: nowrap; }

/* Status line: count, clear, and the open-in preference */
.blog-status { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; padding: 18px 0 14px; font: 13px var(--b-mono); color: var(--paper-dim); }
.blog-linkbtn { padding: 0; border: 0; background: none; color: var(--signal); font: 13px var(--b-mono); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }
.blog-linkbtn[hidden] { display: none; }
.blog-open-in { display: flex; align-items: center; gap: 10px; margin-left: auto; font: 12px var(--b-mono); color: var(--paper-dim); }
.blog-seg { display: inline-flex; padding: 2px; border: 1px solid var(--b-line-strong); border-radius: 8px; }
.blog-seg button { padding: 6px 11px; border: 0; border-radius: 6px; background: none; color: var(--paper-dim); font: 500 12px var(--b-mono); cursor: pointer; }
.blog-seg button[aria-pressed="true"] { background: var(--paper); color: var(--ink); }
.blog-static { padding-bottom: 80px; }

@media (max-width: 767px) {
  /* One scrolling row per chip group, so the sticky bar stays short */
  .blog-types { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; margin: 0 calc(-1 * clamp(20px, 4vw, 40px)); padding: 10px clamp(20px, 4vw, 40px); }
  .blog-types::-webkit-scrollbar, .blog-facets::-webkit-scrollbar { display: none; }
  .blog-facets { gap: 18px; scrollbar-width: none; margin: 0 calc(-1 * clamp(20px, 4vw, 40px)); padding: 0 clamp(20px, 4vw, 40px) 10px; }
  .blog-chip { padding: 8px 12px; }
  .blog-chip--facet { padding: 6px 10px; }
}

/* Shared card parts */
.blog-kind { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; font: 500 12px var(--b-mono); color: var(--signal); }
.blog-kind__series { font-weight: 400; color: var(--paper-dim); }
.blog-badge { margin-left: auto; padding: 3px 9px; border: 1px solid var(--b-line-strong); border-radius: 999px; font: 400 11px var(--b-mono); color: var(--paper-dim); }
.blog-badge--shipped { border-color: var(--signal); color: var(--signal); }
.blog-meta { display: flex; flex-wrap: wrap; gap: 4px 16px; font: 12px var(--b-mono); color: var(--paper-dim); }
.blog-tags { position: relative; z-index: 1; display: flex; flex-wrap: wrap; gap: 6px; }
.blog-tag { padding: 4px 8px; border: 1px solid var(--line); border-radius: 4px; background: none; color: var(--paper); font: 12px var(--b-mono); cursor: pointer; }
.blog-tag:hover { border-color: var(--signal); color: var(--signal); }
.blog-link { color: inherit; text-decoration: none; }
.blog-link::after { content: ""; position: absolute; inset: 0; }
.blog-link:focus-visible { outline: none; }
.blog-featured:has(.blog-link:focus-visible),
.blog-card:has(.blog-link:focus-visible) { outline: 2px solid var(--signal); outline-offset: 3px; }

/* Featured post */
.blog-featured { position: relative; display: grid; gap: 28px; margin-bottom: 24px; padding: clamp(24px, 4vw, 52px); border: 1px solid var(--b-line-strong); border-radius: 4px; background: var(--b-card); }
.blog-featured__title { max-width: 20ch; margin: 14px 0 16px; font-size: clamp(1.9rem, 3.8vw, 3.1rem); font-weight: 400; line-height: 1.07; letter-spacing: -0.015em; }
.blog-featured__summary { max-width: 52ch; margin: 0 0 22px; line-height: 1.6; color: var(--paper-dim); }
.blog-featured__tags { margin-top: 16px; }
.blog-featured__short { align-self: end; padding-left: 22px; border-left: 2px solid var(--signal); }
.blog-featured__short h3 { margin: 0 0 10px; font: 500 12px var(--b-mono); color: var(--paper-dim); }
.blog-featured__short p { margin: 0; font-size: 1.2rem; font-style: italic; font-weight: 400; line-height: 1.45; }
@media (min-width: 900px) { .blog-featured { grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); gap: 56px; } }

/* Grid */
.blog-grid { display: grid; grid-template-columns: 1fr; gap: 20px; padding-bottom: 80px; }
@media (min-width: 700px) { .blog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1080px) { .blog-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.blog-card { position: relative; display: flex; flex-direction: column; gap: 12px; min-height: 270px; padding: 24px; border: 1px solid var(--line); border-radius: 4px; background: var(--b-card); }
.blog-card:hover { border-color: var(--b-line-strong); }
.blog-card__title { margin: 4px 0 0; font-size: 1.32rem; font-weight: 500; line-height: 1.22; }
.blog-card__summary { flex: 1; margin: 0; font-size: 0.98rem; line-height: 1.55; color: var(--paper-dim); }
.blog-spacer { height: 80px; }

.blog-empty { padding: 56px 0 96px; }
.blog-empty h2 { margin: 0 0 8px; font-size: 1.6rem; font-weight: 400; }
.blog-empty p { margin: 0 0 20px; color: var(--paper-dim); }
.blog-btn { display: inline-flex; align-items: center; gap: 6px; padding: 8px 12px; border: 1px solid var(--b-line-strong); border-radius: 6px; background: none; color: var(--paper); font: 500 12px var(--b-mono); text-decoration: none; white-space: nowrap; cursor: pointer; }
.blog-btn:hover { border-color: var(--paper); }

/* Drawer: right panel at 50% on desktop, bottom sheet at 90% on mobile */
.blog-scrim { position: fixed; inset: 0; z-index: 900; background: color-mix(in srgb, #0E1013 45%, transparent); opacity: 0; transition: opacity 0.22s; }
.blog-scrim.is-open { opacity: 1; }
.blog-drawer { position: fixed; top: 0; right: 0; bottom: 0; z-index: 910; display: flex; flex-direction: column; width: max(50vw, 480px); max-width: 100vw; background: var(--ink); color: var(--paper); border-left: 1px solid var(--b-line-strong); box-shadow: -24px 0 48px color-mix(in srgb, #000 14%, transparent); transform: translateX(100%); transition: transform 0.3s cubic-bezier(0.2, 0.7, 0.2, 1); }
.blog-drawer.is-open { transform: none; }
.blog-drawer.is-dragging { transition: none; }
.blog-drawer[hidden], .blog-scrim[hidden] { display: none; }
.blog-drawer__grip { display: none; }
.blog-drawer__bar { display: flex; flex: none; align-items: center; gap: 8px; padding: calc(12px + env(safe-area-inset-top, 0px)) 20px 12px; border-bottom: 1px solid var(--line); }
.blog-drawer__kind { margin-right: auto; font: 500 12px var(--b-mono); color: var(--signal); }
.blog-drawer__body { flex: 1; min-height: 0; overflow-y: auto; overscroll-behavior: contain; }
.blog-drawer__body .post { padding: 32px clamp(20px, 4vw, 48px) 56px; }
.blog-drawer__msg { padding: 48px 32px; font: 13px var(--b-mono); color: var(--paper-dim); }

@media (max-width: 767px) {
  .blog-drawer { top: auto; left: 0; right: 0; width: 100%; height: 90vh; height: 90dvh; border-left: 0; border-top: 1px solid var(--b-line-strong); border-radius: 16px 16px 0 0; box-shadow: 0 -16px 40px color-mix(in srgb, #000 18%, transparent); transform: translateY(100%); }
  .blog-drawer__grip { display: flex; flex: none; justify-content: center; padding: 10px 0 2px; touch-action: none; }
  .blog-drawer__grip span { width: 40px; height: 4px; border-radius: 2px; background: var(--b-line-strong); }
  .blog-drawer__bar { justify-content: flex-end; padding: 6px 16px 10px; touch-action: none; }
  .blog-drawer__kind { display: none; }
  .blog-drawer__bar .blog-btn { padding: 8px 10px; }
  .blog-drawer__body .post { padding: 24px 20px calc(40px + env(safe-area-inset-bottom, 0px)); }
}

.blog-toast { position: fixed; left: 50%; bottom: calc(24px + env(safe-area-inset-bottom, 0px)); z-index: 920; max-width: min(560px, calc(100% - 32px)); padding: 12px 16px; border-radius: 6px; background: var(--paper); color: var(--ink); font: 12px/1.5 var(--b-mono); opacity: 0; pointer-events: none; transform: translateX(-50%); transition: opacity 0.2s; }
.blog-toast.is-on { opacity: 1; }

@media (max-width: 480px) {
  #blogOpenInLabel { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
}

@media (prefers-reduced-motion: reduce) {
  .blog-drawer, .blog-scrim, .blog-toast { transition: none; }
}