:root {
  --academic-ink: #17243d;
  --academic-ink-2: #32415c;
  --academic-muted: #6f7b8f;
  --academic-line: #dbe1e8;
  --academic-line-strong: #cbd3dd;
  --academic-surface: #ffffff;
  --academic-soft: #f6f8fb;
  --academic-soft-2: #f0f4f8;
  --academic-accent: #194f9d;
  --academic-accent-dark: #133f7d;
  --academic-focus: rgba(25, 79, 157, .15);
  --academic-hero-bg: #eef3f8;
  --academic-serif: "Lora", Georgia, "Times New Roman", serif;
  --academic-sans: "Inter", ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --academic-viewport-width: 100vw;
}

body.public-page {
  margin: 0;
  color: var(--academic-ink);
  background: var(--academic-surface);
  font-family: var(--academic-sans);
  font-size: 14px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}

body.public-page.paper-page { background: var(--scieee-cool, #f7f8fa); }

.public-page a { color: inherit; text-decoration: none; }
.public-page button,
.public-page input,
.public-page select { font: inherit; }
.public-page button { cursor: pointer; }

/* Shared public navigation. */
body.public-page header.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: block !important;
  width: 100%;
  height: 76px;
  min-height: 0 !important;
  padding: 0 !important;
  border-bottom: 1px solid var(--academic-line);
  background: #fff;
}

.public-page .topbar-inner {
  display: grid;
  grid-template-columns: 172px minmax(420px, 760px) 172px;
  align-items: center;
  gap: 28px;
  width: min(1160px, calc(100% - 48px));
  height: 100%;
  margin: 0 auto;
}

.public-page .academic-brand {
  display: inline-flex !important;
  align-items: center;
  gap: 9px;
  width: max-content;
  color: #173b75 !important;
  font-family: var(--academic-sans);
  font-size: 25px !important;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -1px;
}

.public-page .academic-brand:hover { text-decoration: none; }

.public-page .academic-brand .brand-mark {
  display: block;
  width: 56px;
  height: 56px;
  margin-left: -3px;
  flex: 0 0 56px;
  object-fit: contain;
}

.public-page .brand-dot { color: #3a78bc; }

.public-page .search-wrap {
  position: relative;
  display: block !important;
  width: 100% !important;
  max-width: none !important;
  margin: 0 !important;
  justify-self: center !important;
}

.public-page .search-wrap .search {
  width: 100%;
  height: 48px;
  padding: 0 58px 0 21px;
  border: 1px solid #aeb9c8;
  border-radius: 24px;
  outline: 0;
  background: #fff;
  box-shadow: 0 1px 2px rgba(17, 35, 58, .04);
  color: var(--academic-ink);
  transition: border-color .18s ease, box-shadow .18s ease;
}

.public-page .search-wrap .search::placeholder { color: #818b9b; }
.public-page .search-wrap .search:focus {
  border-color: var(--academic-accent);
  box-shadow: 0 0 0 4px var(--academic-focus);
}

.public-page .search-wrap .search-button {
  position: absolute;
  top: 5px;
  right: 5px;
  display: grid;
  width: 38px;
  height: 38px;
  padding: 0;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: var(--academic-accent);
  box-shadow: none;
  color: #fff;
  transition: background-color .15s ease;
}

.public-page .search-wrap .search-button:hover { background: var(--academic-accent-dark); }
.public-page .search-button img { width: 19px; height: 19px; filter: brightness(0) invert(1); }

.public-page .header-actions {
  display: flex !important;
  align-items: center;
  justify-content: flex-end !important;
  justify-self: end !important;
  gap: 23px !important;
  margin: 0 !important;
}

.public-page .top-product-nav .icon-button {
  display: grid !important;
  width: 38px;
  height: 38px;
  min-height: 0;
  padding: 0 !important;
  place-items: center;
  border: 0 !important;
  border-radius: 50%;
  background: transparent !important;
  box-shadow: none !important;
  color: #34435a !important;
}

.public-page .top-product-nav .icon-button:hover {
  background: var(--academic-soft-2) !important;
  color: var(--academic-accent) !important;
}

.public-page .icon-button img { width: 20px; height: 20px; }

/* Shared compact search filters. */
.public-page .filter-strip {
  position: relative;
  z-index: 40;
  border-bottom: 1px solid var(--academic-line);
  background: #fff;
}

.public-page .filterbar {
  display: grid;
  grid-template-columns: .82fr 1.12fr 1.02fr 1.12fr auto;
  align-items: end;
  gap: 14px;
  width: min(1160px, calc(100% - 48px));
  margin: 0 auto;
  padding: 9px 0 11px;
}

.public-page .filter-item { min-width: 0; }
.public-page .filter-label {
  display: block;
  margin: 0 0 4px;
  color: #647186;
  font-size: 10.5px;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: .025em;
}

.public-page .field,
.public-page .select {
  width: 100%;
  height: 31px;
  margin: 0;
  padding: 0 9px;
  border: 1px solid var(--academic-line-strong);
  border-radius: 6px;
  outline: 0;
  background: #fff;
  color: #2d3b52;
  font-size: 12.5px;
}

.public-page .field:focus,
.public-page .select:focus {
  border-color: var(--academic-accent);
  box-shadow: 0 0 0 3px var(--academic-focus);
}

.public-page .year-picker { position: relative; }
.public-page .year-field { padding-right: 34px; cursor: pointer; }
.public-page .calendar-button {
  position: absolute;
  top: 1px;
  right: 1px;
  display: grid;
  width: 29px;
  height: 29px;
  padding: 0;
  place-items: center;
  border: 0;
  border-radius: 5px;
  background: transparent;
  box-shadow: none;
  color: #617087;
}

.public-page .calendar-button:hover { background: var(--academic-soft-2); }
.public-page .calendar-button img { width: 15px; height: 15px; }
.public-page .year-popover {
  position: absolute;
  top: 36px;
  right: 0;
  z-index: 60;
  display: none;
  width: 250px;
  padding: 14px;
  border: 1px solid var(--academic-line);
  border-radius: 9px;
  background: #fff;
  box-shadow: 0 14px 35px rgba(23, 36, 61, .13);
}

.public-page .year-popover.open { display: block; }
.public-page .year-popover-title { margin: 0 0 10px; color: #334258; font-size: 12px; font-weight: 600; }
.public-page .year-range-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }
.public-page .year-mini-label { display: block; margin: 0 0 4px; color: #7b8798; font-size: 10px; }
.public-page .year-popover .select { height: 32px; font-size: 12px; }
.public-page .year-popover-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 12px; }

.public-page .btn-primary,
.public-page .btn-secondary {
  display: inline-flex;
  min-height: 40px;
  padding: 0 15px;
  align-items: center;
  justify-content: center;
  border-radius: 7px;
  font-weight: 500;
  text-decoration: none;
}

.public-page .btn-primary {
  border: 1px solid var(--academic-accent);
  background: var(--academic-accent);
  box-shadow: none;
  color: #fff;
}

.public-page .btn-primary:hover { background: var(--academic-accent-dark); color: #fff; text-decoration: none; }
.public-page .btn-secondary {
  border: 1px solid var(--academic-line-strong);
  background: #fff;
  color: #314059;
}

.public-page .btn-secondary:hover { background: var(--academic-soft); text-decoration: none; }
.public-page .year-popover .btn-secondary,
.public-page .year-popover .btn-primary { height: 31px; min-height: 31px; padding: 0 10px; font-size: 11.5px; }
.public-page .filter-actions { display: flex; align-items: center; gap: 7px; }
.public-page .filter-actions .btn-primary { height: 31px; min-height: 31px; padding: 0 14px; border-radius: 6px; font-size: 12px; white-space: nowrap; }
.public-page .clear-filter {
  display: grid;
  width: 31px;
  height: 31px;
  place-items: center;
  border: 1px solid var(--academic-line-strong);
  border-radius: 6px;
  background: #fff;
  color: #66758b;
  font-size: 18px;
  line-height: 1;
}

.public-page .clear-filter:hover { background: var(--academic-soft); color: #34435a; text-decoration: none; }

/* Public page shell and common content treatment. */
.public-page .site-layout.academic-shell {
  display: block !important;
  max-width: 1160px;
  min-height: calc(100vh - 170px);
  margin: 0 auto;
  padding: 0 !important;
  border: 0;
  background: #fff;
}

.public-page .academic-main { min-width: 0; padding: 42px 0 80px; background: #fff; }
.public-home .academic-main { padding-top: 0; padding-bottom: 0; }
.public-page .section-head h1,
.public-page .hero h1,
.public-page .pricing-hero h1 { font-family: var(--academic-serif); font-weight: 500; color: var(--academic-ink); }
.public-page .section-head,
.public-page .section-block { max-width: 100%; }
.public-page .result-row {
  margin: 0;
  padding: 20px 0 21px;
  border: 0;
  border-bottom: 1px solid var(--academic-line);
  border-radius: 0;
  box-shadow: none;
}
.public-page .result-row:first-child { border-top: 1px solid var(--academic-line); }
.public-page .result-row h2,
.public-page .result-row h3 { font-family: var(--academic-serif); font-weight: 600; line-height: 1.38; color: #173b75; }
.public-page .result-row h2 a:hover,
.public-page .result-row h3 a:hover { text-decoration: underline; text-underline-offset: 3px; }
.public-page .result-row .meta { color: #657388; font-size: 13px; line-height: 1.55; }
.public-page .result-row .text-link { color: var(--academic-accent); font-size: 13px; font-weight: 500; }
.public-page .document-thumbnail { border-radius: 4px; box-shadow: 0 2px 6px rgba(23, 36, 61, .07); }
.public-page .browse-shortcuts,
.public-page .hero,
.public-page .pricing-card,
.public-page .identity-discovery-grid article,
.public-page .legal-page,
.public-page .document-processing-card,
.public-page .missing-document-layout {
  border-color: var(--academic-line);
  box-shadow: none;
}

body.public-page.paper-page .language-topbar {
  top: var(--academic-topbar-height, 76px);
}

body.public-page.paper-page .paper-layout,
body.public-page.paper-page .paper-side,
body.public-page.paper-page .paper-main,
body.public-page.paper-page .paper-ad {
  height: calc(100vh - var(--academic-topbar-height, 76px) - var(--academic-languagebar-height, 46px)) !important;
  max-height: calc(100vh - var(--academic-topbar-height, 76px) - var(--academic-languagebar-height, 46px)) !important;
}

/* Homepage target. */
.public-home .academic-intro {
  width: var(--academic-viewport-width);
  max-width: none;
  margin-left: calc((100% - var(--academic-viewport-width)) / 2);
  margin-bottom: 42px;
  padding: 40px max(40px, calc((var(--academic-viewport-width) - 1160px) / 2)) 42px;
  background-color: var(--academic-hero-bg);
  background-image:
    linear-gradient(90deg, rgba(238, 243, 248, 1) 0%, rgba(238, 243, 248, 1) 38%, rgba(238, 243, 248, .97) 47%, rgba(238, 243, 248, .82) 57%, rgba(238, 243, 248, .52) 66%, rgba(238, 243, 248, .18) 75%, rgba(238, 243, 248, 0) 83%),
    url("/static/scieee-hero.jpg");
  background-repeat: no-repeat, no-repeat;
  background-position: left top, right center;
  background-size: 100% 100%, auto 100%;
}

.public-home .academic-hero-photo { display: none; }
.public-home .academic-eyebrow { margin-bottom: 12px; color: #456184; font-size: 12px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.public-home .academic-intro h1 {
  max-width: 650px;
  margin: 0 0 16px;
  color: var(--academic-ink);
  font-family: var(--academic-serif);
  font-size: 50px;
  font-weight: 500;
  line-height: 1.06;
  letter-spacing: -.025em;
}

.public-home .academic-lede { max-width: 700px; margin: 0 0 24px; color: #536176; font-size: 17px; line-height: 1.58; }
.public-home .academic-cta-row { display: flex; align-items: center; gap: 12px; }
.public-home .academic-section-head { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 7px; }
.public-home .academic-section-head h2 { margin: 0; font-family: var(--academic-serif); font-size: 28px; font-weight: 400; letter-spacing: -.015em; }
.public-home .academic-section-link { color: var(--academic-accent); font-size: 13px; }
.public-home .academic-results-note { margin: 0 0 17px; color: #798497; font-size: 13px; }
.public-home .academic-paper-list { border-top: 1px solid var(--academic-line); }
.public-home .academic-paper {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  align-items: start;
  gap: 18px;
  padding: 20px 4px 21px 0;
  border-bottom: 1px solid var(--academic-line);
}

.public-home .academic-paper:last-child { border-bottom: 0; }
.public-home .academic-paper-thumb,
.public-home .academic-paper-thumb img {
  display: block;
  width: 76px;
  height: 101px;
  border-radius: 4px;
}

.public-home .academic-paper-thumb {
  overflow: hidden;
  border: 1px solid #e0e5eb;
  background: #f3f5f8;
  box-shadow: 0 2px 6px rgba(23, 36, 61, .07);
}

.public-home .academic-paper-thumb img { object-fit: cover; }
.public-home .academic-paper-body { min-width: 0; }
.public-home .academic-paper-body h3 { display: inline; margin: 0; font-size: inherit; }
.public-home .academic-paper-title { color: #173b75; font-family: var(--academic-serif); font-size: 19px; font-weight: 600; line-height: 1.38; }
.public-home .academic-paper-title:hover { text-decoration: underline; text-underline-offset: 3px; }
.public-home .academic-paper-meta { margin: 8px 0 0; color: #657388; font-size: 13px; line-height: 1.55; }
.public-home .academic-paper-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 11px; }
.public-home .academic-tag { padding: 3px 8px; border: 1px solid #dce4ec; border-radius: 999px; background: #f8fafc; color: #617087; font-size: 11.5px; }
.public-home .academic-open-link { display: inline-flex; align-items: center; gap: 5px; margin-top: 11px; color: var(--academic-accent); font-size: 13px; font-weight: 500; }

/* Shared public footer. */
html body.public-page footer.academic-footer {
  display: flex !important;
  flex-wrap: wrap;
  width: min(1160px, calc(100% - 48px)) !important;
  max-width: none !important;
  margin: 0 auto !important;
  padding: 23px 0 34px !important;
  align-items: center !important;
  justify-content: flex-start !important;
  gap: 16px 24px !important;
  border-top: 1px solid var(--academic-line) !important;
  background: #fff !important;
  color: #7a8596 !important;
  font-size: 12.5px !important;
  font-weight: 400 !important;
  line-height: 1.45 !important;
  text-align: left !important;
}

html body.public-page footer.academic-footer a { color: #7a8596 !important; text-decoration: none !important; }
html body.public-page footer.academic-footer a:hover { color: var(--academic-accent) !important; }
html body.public-home footer.academic-footer { margin-top: 52px !important; padding-bottom: 80px !important; }

@media (max-width: 1050px) {
  .public-page .topbar-inner { grid-template-columns: 130px minmax(300px, 1fr) auto; gap: 18px; width: calc(100% - 56px); }
  .public-page .filterbar { grid-template-columns: repeat(4, minmax(0, 1fr)) auto; gap: 10px; width: calc(100% - 56px); }
  .public-page .site-layout.academic-shell { max-width: none; }
  .public-page .academic-main { padding-right: 28px; padding-left: 28px; }
  .public-home .academic-intro { padding: 36px 28px 38px; }
  .public-home .academic-intro h1 { font-size: 44px; }
  html body.public-page footer.academic-footer { width: calc(100% - 56px) !important; }
}

@media (max-width: 820px) {
  .public-page .filterbar { grid-template-columns: repeat(2, minmax(0, 1fr)); padding: 9px 0 11px; }
  .public-page .filter-actions { grid-column: 1 / -1; }
  .public-page .filter-actions .btn-primary { flex: 1; }
}

@media (max-width: 760px) {
  :root { --academic-mobile-gutter: 16px; }
  body.public-page header.topbar { height: auto; }
  .public-page .topbar-inner {
    grid-template-areas: "brand actions" "search search";
    grid-template-columns: 1fr auto !important;
    gap: 12px;
    width: auto;
    margin: 0;
    padding: 14px var(--academic-mobile-gutter) 15px;
  }
  .public-page .academic-brand { grid-area: brand; }
  .public-page .academic-brand .brand-mark { width: 52px; height: 52px; flex-basis: 52px; }
  .public-page .header-actions { grid-area: actions; }
  .public-page .search-wrap { grid-area: search; }
  .public-page .filterbar {
    grid-template-columns: 1fr 1fr;
    gap: 8px 9px;
    width: auto;
    margin-right: var(--academic-mobile-gutter);
    margin-left: var(--academic-mobile-gutter);
    padding: 8px 0 10px;
  }
  .public-page .filter-label { margin-bottom: 4px; font-size: 10px; }
  .public-page .field,
  .public-page .select { height: 30px; font-size: 12px; }
  .public-page .calendar-button { width: 28px; height: 28px; }
  .public-page .filter-actions { grid-column: 1 / -1; }
  .public-page .filter-actions .btn-primary,
  .public-page .clear-filter { height: 30px; min-height: 30px; }
  .public-page .year-popover { right: auto; left: 0; width: min(250px, calc(100vw - 32px)); }
  .public-page .academic-main { padding: 34px var(--academic-mobile-gutter) 60px; }
  .public-home .academic-main { padding-top: 0; padding-bottom: 0; }
  .public-home .academic-intro {
    display: flex;
    width: var(--academic-viewport-width);
    min-height: max(calc(100svh - var(--academic-mobile-chrome-height, 220px)), 760px);
    margin-bottom: 34px;
    padding: 28px var(--academic-mobile-gutter) 0;
    flex-direction: column;
    overflow: hidden;
    background: var(--academic-hero-bg);
  }
  .public-home .academic-intro > .academic-eyebrow,
  .public-home .academic-intro > h1,
  .public-home .academic-intro > .academic-lede,
  .public-home .academic-intro > .academic-cta-row { position: relative; z-index: 2; flex: 0 0 auto; }
  .public-home .academic-hero-photo {
    position: relative;
    display: block;
    width: calc(100% + (2 * var(--academic-mobile-gutter)));
    min-height: 0;
    margin: 14px calc(-1 * var(--academic-mobile-gutter)) 0;
    flex: 0 0 auto;
    overflow: hidden;
  }
  .public-home .academic-hero-photo img { display: block; width: 100%; height: auto; max-width: none; margin: 0; }
  .public-home .academic-hero-photo::after {
    position: absolute;
    z-index: 1;
    top: 0;
    right: 0;
    left: 0;
    height: 34%;
    background: linear-gradient(180deg, rgba(238, 243, 248, 1) 0%, rgba(238, 243, 248, .98) 20%, rgba(238, 243, 248, .84) 42%, rgba(238, 243, 248, .48) 66%, rgba(238, 243, 248, .16) 84%, rgba(238, 243, 248, 0) 100%);
    content: "";
    pointer-events: none;
  }
  .public-home .academic-intro h1 { font-size: 39px; }
  .public-home .academic-lede { font-size: 16px; }
  .public-home .academic-cta-row { flex-wrap: wrap; }
  .public-home .academic-paper { grid-template-columns: 58px minmax(0, 1fr); gap: 13px; padding: 17px 0 18px; }
  .public-home .academic-paper-thumb,
  .public-home .academic-paper-thumb img { width: 58px; height: 77px; border-radius: 3px; }
  .public-home .academic-paper-title { font-size: 17px; }
  html body.public-page footer.academic-footer { width: calc(100% - 32px) !important; }
}

@media (prefers-reduced-motion: reduce) {
  .public-page *,
  .public-page *::before,
  .public-page *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}