/* ==========================================================================
   D10 — Research & Resources, Cleanroom theme
   Library intro + search, filter sidebar, resource cards with access gates
   (free / email / export-controlled / registration), press kit, access dialog.
   Behavior: js/pages/d10-research-and-resources.js
   ========================================================================== */

/* --------------------------------------------------------------------------
   Intro + search
   -------------------------------------------------------------------------- */
.library-intro {
  position: relative;
  padding: clamp(56px, 7vw, 112px) 0 clamp(32px, 4vw, 56px);
}

.library-intro__title {
  margin-top: 16px;
  font-size: clamp(48px, 8vw, 128px);
  line-height: .88;
  font-weight: 750;
  font-stretch: 125%;
  letter-spacing: -.045em;
}

.library-intro__lead {
  max-width: 58ch;
  margin-top: 24px;
  font-size: 19px;
  color: var(--text-2);
}

.library-search {
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 760px;
  height: 60px;
  margin-top: 32px;
  padding: 0 18px;
  background: var(--surface-1);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-1);
}

.library-search .icon {
  color: var(--text);
}

.library-search__input {
  flex: 1;
  min-width: 0;
  border: 0;
  background: transparent;
  color: var(--text);
  font: 400 18px var(--font-sans);
  outline: none;
}

.library-search__key {
  padding: 2px 6px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-1);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-3);
}

/* --------------------------------------------------------------------------
   Library layout + filters
   -------------------------------------------------------------------------- */
.library {
  position: relative;
  padding: 0 0 clamp(80px, 9vw, 136px);
}

.library__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
  gap: 32px;
}

.library-filters {
  position: sticky;
  top: 120px;
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 24px;
  max-width: 300px;
}

.library-filters__set {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.library-filters__legend {
  margin-bottom: 10px;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-3);
}

.filter-option {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  min-height: 40px;
  font-size: 15px;
  cursor: pointer;
}

.filter-option--single {
  justify-content: flex-start;
}

.filter-option__main {
  display: flex;
  align-items: center;
  gap: 10px;
}

.filter-option__box {
  width: 18px;
  height: 18px;
  margin: 0;
  accent-color: #FFB020;
}

.filter-option__count {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-3);
}

.library__results {
  grid-column: span 3;
  min-width: 0;
}

.library__toolbar {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-strong);
}

.library__count {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-2);
}

.library__clear {
  padding: 1px 6px;
  border: 0;
  background: transparent;
  color: var(--action-text);
  font: 500 14px var(--font-sans);
  cursor: pointer;
}

.library__cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr));
  gap: 12px;
  margin-top: 16px;
}

/* --------------------------------------------------------------------------
   Resource card
   -------------------------------------------------------------------------- */
.resource-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 230px;
  padding: 22px;
  border: 1px solid var(--line);
  background: var(--surface-1);
}

.resource-card--export {
  border-style: dashed;
  border-color: var(--warning);
}

.resource-card__meta {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-3);
}

.resource-card__title {
  font-size: 18px;
  line-height: 1.25;
}

.resource-card__text {
  font-size: 14px;
  color: var(--text-2);
}

.resource-card__specs {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-3);
}

.resource-card__foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-top: auto;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

/* Gate label: text color per access type, icon ink (export: warning) */
.resource-card__gate {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-2);
}

.resource-card__gate .icon {
  color: var(--text);
}

.resource-card--open .resource-card__gate {
  color: var(--text-3);
}

.resource-card--export .resource-card__gate,
.resource-card--export .resource-card__gate .icon {
  color: var(--warning);
}

.resource-card__cta {
  height: 40px;
  padding: 0 14px;
  white-space: nowrap;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-1);
  background: transparent;
  color: var(--text);
  font: 600 13px var(--font-sans);
  cursor: pointer;
}

/* Empty state */
.library-empty {
  margin-top: 16px;
  padding: 40px;
  border: 1px dashed var(--line-strong);
  text-align: center;
  color: var(--text-2);
}

.library-empty__clear {
  padding: 1px 6px;
  border: 0;
  background: transparent;
  color: var(--action-text);
  text-decoration: underline;
  cursor: pointer;
}

.library-empty__link {
  color: var(--action-text);
}

/* --------------------------------------------------------------------------
   Press kit
   -------------------------------------------------------------------------- */
.press-kit {
  position: relative;
  padding: clamp(80px, 9vw, 120px) 0;
  border-top: 1px solid var(--line);
  background: var(--surface-1);
}

.press-kit__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr));
  gap: 40px;
  align-items: start;
}

.press-kit__title {
  margin-top: 14px;
}

.press-kit__text {
  max-width: 44ch;
  margin-top: 16px;
  color: var(--text-2);
}

.press-kit__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.press-kit__download,
.press-kit__mail {
  height: 52px;
  font-size: 16px;
}

/* The original download link has no border box and no hover change */
.press-kit__download,
.press-kit__download:hover {
  border: 0;
  background: var(--action);
}

/* Mail link: plain body type; on hover only the text turns amber */
.press-kit__mail {
  padding: 0 18px;
  font-weight: 400;
  font-stretch: 100%;
}

.press-kit__mail:hover {
  border-color: var(--line-strong);
  color: var(--action-text);
}

.press-kit__assets {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.press-asset {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px;
  background: var(--canvas);
}

.press-asset__text {
  font-size: 13px;
  color: var(--text-2);
}

/* --------------------------------------------------------------------------
   Access dialog
   Buttons without an explicit font keep the browser default, as in the original.
   -------------------------------------------------------------------------- */
.access-modal__backdrop {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(11, 13, 16, .55);
}

.access-modal__dialog {
  position: fixed;
  z-index: 101;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  gap: 14px;
  width: min(92vw, 520px);
  max-height: 90vh;
  overflow: auto;
  padding: 28px;
  background: var(--surface-1);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-2);
}

.access-modal__dialog:focus {
  outline: none;
}

.access-modal--export .access-modal__dialog {
  border-color: var(--warning);
}

.access-modal__head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.access-modal__title {
  margin-top: 6px;
  font-size: 22px;
  font-weight: 600;
  line-height: 1.2;
}

.access-modal__x {
  width: 44px;
  height: 44px;
  border: 0;
  background: transparent;
  color: var(--text);
  font: 400 20px Arial, sans-serif;
  cursor: pointer;
}

.access-modal__form,
.access-modal__fields {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.access-modal__fields:empty {
  display: none;
}

.access-modal__intro {
  font-size: 15px;
  color: var(--text-2);
}

.access-modal__field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
}

.access-modal__input {
  height: 52px;
  padding: 0 14px;
  background: var(--canvas);
  color: var(--text);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-1);
  font: 400 16px var(--font-sans);
}

.access-modal__certify {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14px;
}

.access-modal__certify-box {
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  margin: 0;
  accent-color: #FFB020;
}

.access-modal__actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.access-modal__cancel,
.access-modal__submit {
  height: 48px;
  border: 0;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: normal;
  cursor: pointer;
}

.access-modal__cancel {
  padding: 0 16px;
  background: transparent;
  color: var(--text);
  font-weight: 500;
}

.access-modal__submit {
  padding: 0 20px;
  border-radius: var(--r-1);
  background: var(--action);
  color: var(--on-action);
  font-weight: 600;
}

.access-modal__done {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.access-modal__done-title {
  font-size: 18px;
}

.access-modal__close {
  align-self: flex-end;
  height: 44px;
  padding: 0 16px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-1);
  background: transparent;
  color: var(--text);
  font: 400 13.3333px Arial, sans-serif;
  cursor: pointer;
}