/*
SPDX-FileCopyrightText: 2026 Jorge Pérez Burgueño and Nodus contributors
SPDX-License-Identifier: AGPL-3.0-only

Long-form topic pages (/research/, /zotero/, /ai-research/).
The shared system lives in nodus.css; this file only adds the few components
those pages need that the home page does not already define.
*/

/* ============================================================ breadcrumb */
.breadcrumb {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  margin-bottom: 22px;
  font-size: 13px; color: var(--ink-3);
}
.breadcrumb a { color: var(--ink-3); }
.breadcrumb a:hover { color: var(--ink-2); }
.breadcrumb .sep { opacity: 0.55; }
.breadcrumb [aria-current="page"] { color: var(--ink-2); }

/* ============================================================ hero extras */
.guide-hero .display { max-width: 18ch; }
.guide-actions { display: flex; flex-wrap: wrap; gap: 13px; margin-top: 34px; }

/* the anchor row under the hero: a plain, wrapping list of the page's sections */
.guide-jump {
  display: flex; flex-wrap: wrap; gap: 9px;
  margin-top: 34px; padding-top: 26px;
  border-top: 1px solid var(--membrane);
}
.guide-jump a {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 15px; border-radius: 999px;
  border: 1px solid var(--membrane); background: var(--skin);
  font-size: 13px; font-weight: 600; color: var(--ink-2);
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease), background 0.25s var(--ease);
}
.guide-jump a:hover { color: var(--ink); border-color: rgba(167, 139, 250, 0.5); background: var(--skin-2); }
.guide-jump a em {
  font-style: normal; font-family: var(--mono); font-size: 11px; color: var(--ink-3);
}

/* ============================================================ body copy */
/* Long-form sections keep a comfortable measure while the cards below them are
   free to use the full width of the wrap. */
.guide-body { max-width: 760px; }
.guide-body.prose > h2:first-child,
.guide-body.prose > h3:first-child { margin-top: 0; }

.guide-note {
  max-width: 820px;
  margin-top: 34px; padding: 20px 24px;
  border-radius: var(--r-m); border: 1px solid var(--membrane);
  border-left: 2px solid var(--accent);
  background: rgba(255, 255, 255, 0.022);
  font-size: 14.5px; line-height: 1.65; color: var(--ink-2);
}
.guide-note b, .guide-note strong { color: var(--ink); font-weight: 620; }
.guide-note p { margin: 0; }
.guide-note p + p { margin-top: 0.8em; }

/* ============================================================ card grids */
.guide-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(268px, 1fr));
  gap: 16px; margin-top: 42px;
}
.guide-grid.two { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.guide-card { padding: 26px; }
.guide-card h3 { font-size: 17px; margin-bottom: 10px; }
.guide-card p { margin: 0; font-size: 14px; line-height: 1.62; color: var(--ink-2); }
.guide-card p + p { margin-top: 0.85em; }
.guide-card p b, .guide-card p strong { color: var(--ink); font-weight: 620; }
.guide-card .arrow-link { margin-top: 15px; font-size: 13.5px; }
.guide-card .pic {
  display: grid; place-items: center; width: 38px; height: 38px;
  margin-bottom: 16px; border-radius: 11px;
  border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
  background: color-mix(in srgb, var(--accent) 13%, transparent);
  color: var(--accent);
}
.guide-card .pic svg {
  width: 19px; height: 19px; fill: none; stroke: currentColor;
  stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round;
}
.guide-card .tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 15px; }
.guide-card .tags span {
  padding: 5px 11px; border-radius: 999px;
  border: 1px solid var(--membrane); background: var(--skin);
  font-size: 11.5px; font-weight: 600; color: var(--ink-3);
}

/* ============================================================ numbered flow */
/* the step text keeps a readable measure rather than running the full wrap */
.guide-steps { max-width: 820px; margin-top: 42px; display: grid; gap: 2px; }
.guide-step {
  display: grid; grid-template-columns: 42px minmax(0, 1fr);
  gap: 18px; align-items: start;
  padding: 22px 0; border-top: 1px solid var(--membrane);
  transition: padding-left 0.3s var(--ease), background 0.3s var(--ease);
}
.guide-step:last-child { border-bottom: 1px solid var(--membrane); }
.guide-step:hover { background: rgba(255, 255, 255, 0.022); padding-left: 12px; }
.guide-step em {
  font-style: normal; font-family: var(--mono); font-size: 12px;
  color: var(--accent); padding-top: 3px;
}
.guide-step h3 { font-size: 17px; margin-bottom: 8px; }
.guide-step p { margin: 0; font-size: 14.5px; line-height: 1.62; color: var(--ink-2); }
.guide-step p + p { margin-top: 0.8em; }
.guide-step p b, .guide-step p strong { color: var(--ink); font-weight: 620; }

/* ============================================================ compare table */
.guide-table-scroll { max-width: 1000px; margin-top: 40px; overflow-x: auto; }
.guide-table { width: 100%; min-width: 560px; border-collapse: collapse; font-size: 14.5px; }
.guide-table th, .guide-table td {
  padding: 15px 16px; border-bottom: 1px solid var(--membrane);
  text-align: left; vertical-align: top; color: var(--ink-2); line-height: 1.6;
}
.guide-table thead th {
  font-size: 11px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-3);
}
.guide-table tbody th { color: var(--ink); font-weight: 620; width: 30%; }

/* ============================================================ next steps */
.next-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 16px; margin-top: 44px;
}
.next-card { display: block; padding: 26px; color: inherit; }
.next-card:hover { color: inherit; }
.next-card .pic { color: var(--accent); margin-bottom: 15px; }
.next-card .pic svg {
  width: 22px; height: 22px; fill: none; stroke: currentColor;
  stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round;
}
.next-card h3 { font-size: 17px; margin-bottom: 9px; }
.next-card p { margin: 0 0 16px; font-size: 14px; line-height: 1.55; color: var(--ink-2); }

/* ============================================================ responsive */
@media (max-width: 720px) {
  .guide-hero .display { max-width: none; }
  .guide-step { grid-template-columns: minmax(0, 1fr); gap: 8px; }
  .guide-step em { padding-top: 0; }
  .guide-step:hover { padding-left: 0; }
}