/*
 * Bitmomo generic public surfaces.
 *
 * Owns only shared container geometry, ordinary WordPress pages, generic
 * archives and error surfaces. Homepage, article reading, Research Hub,
 * header/footer chrome and product plugins each have their own named owner.
 * Never use this file to patch those surfaces.
 */

html,
body {
  max-width: 100%;
}

img,
svg,
video,
canvas,
iframe {
  max-width: 100%;
  height: auto;
}

/* Canonical public alignment grid. Surface-specific styles may narrow content,
   but the outer page gutter always resolves through this primitive. */
.bm-container {
  box-sizing: border-box;
  width: min(100%, var(--bm-shell-width));
  max-width: var(--bm-shell-width);
  margin-inline: auto;
  padding-inline: var(--bm-shell-gutter);
}

.bm-public-main,
.bm-product-surface,
.bm-public-page,
.bm-archive-v2 {
  box-sizing: border-box;
  min-width: 0;
  max-width: 100%;
}

.bm-public-title,
.bm-public-lead,
.bm-public-body {
  overflow-wrap: anywhere;
  word-break: normal;
}

.bm-public-main {
  min-height: 55vh;
  background: var(--bm-bg);
}

.bm-product-surface { margin: 0; padding: 0; }

/* ---------- Canonical ordinary-page / generic-archive heading ---------- */
.bm-public-head {
  margin: 0;
  padding: 0 0 clamp(22px, 3vw, 34px);
  border-bottom: 1px solid var(--bm-border);
}

.bm-public-eyebrow {
  margin: 0 0 10px !important;
  color: var(--bm-accent) !important;
  font: 800 11px/1.3 var(--bm-font-mono) !important;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.bm-public-title {
  max-width: 900px;
  margin: 0 !important;
  color: var(--bm-text) !important;
  font-family: var(--bm-font-sans);
  font-size: var(--bm-type-page-title) !important;
  font-weight: 800 !important;
  line-height: var(--bm-leading-tight) !important;
  letter-spacing: -.025em;
  text-wrap: balance;
}

.bm-public-lead {
  max-width: 760px;
  margin: 16px 0 0 !important;
  color: var(--bm-text-muted) !important;
  font-size: clamp(15px, 1.7vw, 18px) !important;
  line-height: var(--bm-leading-body) !important;
  text-wrap: pretty;
}

.bm-public-lead p { margin: 0; }

/* ---------- Ordinary pages: About / Privacy / Disclaimer / Terms ---------- */
.bm-public-page {
  padding: clamp(46px, 7vw, 86px) var(--bm-shell-gutter) clamp(64px, 8vw, 104px);
}

.bm-public-page__inner {
  width: min(100%, var(--bm-reading-wide));
  margin: 0 auto;
}

.bm-public-head--page { padding-top: 0; }

.bm-public-body {
  padding-top: clamp(26px, 4vw, 42px);
  color: var(--bm-text-secondary);
  font-family: var(--bm-font-sans);
  font-size: var(--bm-type-body);
  line-height: var(--bm-leading-prose);
}

.bm-public-body > *:first-child { margin-top: 0; }
.bm-public-body > *:last-child { margin-bottom: 0; }

.bm-public-body h2,
.bm-public-body h3,
.bm-public-body h4 {
  color: var(--bm-text);
  font-family: var(--bm-font-sans);
  line-height: 1.25;
  letter-spacing: -.015em;
  text-wrap: balance;
}

.bm-public-body h2 {
  margin: 42px 0 14px;
  font-size: var(--bm-type-section-title);
}

.bm-public-body h3 {
  margin: 30px 0 10px;
  font-size: var(--bm-type-subsection-title);
}

.bm-public-body p,
.bm-public-body ul,
.bm-public-body ol { margin: 0 0 18px; }

.bm-public-body li + li { margin-top: 8px; }

.bm-public-body a {
  color: var(--bm-link);
  text-decoration: underline;
  text-decoration-color: rgba(var(--bm-accent-rgb), .55);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.bm-public-body a:hover,
.bm-public-body a:focus-visible {
  color: var(--bm-link-hover);
  text-decoration-color: currentColor;
}

.bm-public-body hr {
  margin: 38px 0;
  border: 0;
  border-top: 1px solid var(--bm-border);
}

.bm-public-body blockquote {
  margin: 30px 0;
  padding: 16px 20px;
  border-left: 3px solid var(--bm-accent);
  background: rgba(var(--bm-accent-rgb), .06);
  color: var(--bm-text);
}

/* ---------- Generic archives (Research Hub has its own research.css) ---------- */
.bm-archive-v2 {
  padding: clamp(44px, 6vw, 78px) 0 clamp(68px, 8vw, 104px);
}

.bm-archive-v2 .bm-container { max-width: var(--bm-shell-width); }
.bm-public-head--archive { margin-bottom: clamp(30px, 4.5vw, 50px); }
.bm-cards--research { align-items: stretch; }

.bm-cards--research .bm-card {
  display: flex;
  height: 100%;
  padding: 0;
  gap: 0;
  overflow: hidden;
  flex-direction: column;
  border: 1px solid var(--bm-border);
  border-radius: var(--bm-radius-lg);
  background: var(--bm-bg-elevated);
  box-shadow: none;
  transition: border-color .18s ease, transform .18s ease;
}

.bm-cards--research .bm-card:hover {
  border-color: rgba(var(--bm-accent-rgb), .34);
  transform: translateY(-2px);
}

.bm-cards--research .bm-card-art {
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: 0;
  background: var(--bm-bg-soft);
}

.bm-cards--research .bm-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.bm-cards--research .bm-card-title,
.bm-cards--research .bm-card-text {
  padding-left: 18px;
  padding-right: 18px;
}

.bm-cards--research .bm-card-title {
  margin: 18px 0 0;
  color: var(--bm-text);
  font-size: clamp(18px, 1.3vw, 21px);
  line-height: 1.3;
}

.bm-cards--research .bm-card-title a {
  color: inherit;
  text-decoration: none;
}

.bm-cards--research .bm-card-title a:hover,
.bm-cards--research .bm-card-title a:focus-visible {
  color: var(--bm-accent);
  text-decoration: none;
}

.bm-cards--research .bm-card-text {
  margin: 10px 0 0;
  padding-bottom: 20px;
  color: var(--bm-text-muted);
  font-size: 14px;
  line-height: 1.6;
}

.bm-pagination--v2 {
  margin: clamp(34px, 5vw, 54px) 0 0;
}

.bm-pagination--v2 a,
.bm-pagination--v2 span {
  min-width: 44px;
  height: 44px;
  padding: 0 13px;
  border: 1px solid var(--bm-border);
  border-radius: var(--bm-radius-sm);
  background: transparent;
  color: var(--bm-text-secondary);
  font-size: 13px;
  font-weight: 750;
  text-decoration: none;
}

.bm-pagination--v2 a:hover,
.bm-pagination--v2 a:focus-visible {
  border-color: var(--bm-accent);
  color: var(--bm-text);
}

.bm-pagination--v2 .current {
  border-color: var(--bm-accent);
  background: rgba(var(--bm-accent-rgb), .08);
  color: var(--bm-text);
}

.bm-public-empty {
  max-width: 680px;
  padding: 28px;
  border: 1px solid var(--bm-border);
  border-radius: var(--bm-radius-lg);
  background: var(--bm-bg-elevated);
}

.bm-public-empty h2 {
  margin: 0 0 8px;
  color: var(--bm-text);
  font-size: 22px;
}

.bm-public-empty p { margin: 0; color: var(--bm-text-muted); }

/* Kill giant legacy archive hero spacing if an old generic route survives. */
.bm-page-head,
.bm-archive-head {
  padding: 48px var(--bm-shell-gutter) 30px !important;
  background: var(--bm-bg) !important;
}

/* ---------- 404 ---------- */
.bm-public-page--error .bm-public-head { border-bottom: 0; }

.bm-public-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  margin-top: 8px;
}

/* Generic/product navigation buttons use the product accent. Commercial amber
   is reserved for Pro/Founding actions owned by their dedicated surfaces. */
.bm-public-button {
  display: inline-flex;
  min-height: var(--bm-touch-target-mobile);
  align-items: center;
  padding: 11px 18px;
  border-radius: var(--bm-radius-md);
  background: var(--bm-accent);
  color: #08111a !important;
  font-weight: 800;
  text-decoration: none;
}

.bm-public-button:hover,
.bm-public-button:focus-visible { background: var(--bm-accent-hover); }
.bm-public-link { font-weight: 700; }

@media (max-width: 900px) {
  .bm-container { padding-inline: var(--bm-shell-gutter-tablet); }
  .bm-public-page { padding-inline: var(--bm-shell-gutter-tablet); }
}

@media (max-width: 640px) {
  .bm-container { padding-inline: var(--bm-shell-gutter-mobile); }
  .bm-public-page { padding: 36px var(--bm-shell-gutter-mobile) 64px; }
  .bm-archive-v2 { padding: 36px 0 64px; }
  .bm-public-title { font-size: clamp(32px, 10vw, 44px) !important; }
  .bm-public-head--archive { margin-bottom: 28px; }
  .bm-public-body { padding-top: 24px; font-size: 16px; }
}

@media (max-width: 390px) {
  .bm-public-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .bm-public-button {
    justify-content: center;
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .bm-cards--research .bm-card { transition: none; }
}