/* ==========================================================================
   MINIMAL RETRO EDITORIAL & ACADEMIC MONOGRAPH STYLESHEET
   Design Language: Warm parchment, vintage printer's ink, hairline rules,
   rich editorial serif headlines, archival monospace accents.
   CONSTRAINT: Strictly ZERO GRADIENTS. Pure solid tactile print aesthetics.
   ========================================================================== */

:root {
  /* Archival Paper & Ink Palette */
  --bg-parchment: #fbf9f4;       /* Warm archival paper canvas */
  --bg-surface: #ffffff;         /* Crisp antique white surface */
  --bg-ecru: #f5f1e8;            /* Warm oatmeal / soft linen */
  --bg-kraft: #ece5d8;           /* Muted kraft paper accent */
  
  --border-rule: #e5ded0;        /* 1px hairline rule line */
  --border-strong: #c8bea9;      /* Bookbinding vintage stroke */
  --border-dark: #292524;        /* Deep ink border */
  
  --ink-primary: #1c1917;        /* Warm black / dense letterpress ink */
  --ink-secondary: #44403c;      /* Deep charcoal */
  --ink-muted: #78716c;          /* Aged newspaper gray */
  --ink-inverse: #ffffff;        /* Pure white for dark badges */
  
  /* Retro Accent Inks (Zero Gradients, Muted & Grounded) */
  --retro-terracotta: #b94a28;   /* 1970s academic press terracotta */
  --retro-terracotta-hover: #96381c;
  --retro-forest: #264e36;       /* Deep botanical forest green */
  --retro-forest-bg: #edf5f0;
  --retro-forest-border: #b7d7c2;
  
  --retro-ochre: #92400e;        /* Warm vintage mustard/ochre */
  --retro-ochre-bg: #fef9ee;
  --retro-ochre-border: #f8dfaa;
  
  --retro-navy: #1e2d42;         /* Archival Oxford navy */
  --retro-navy-bg: #f0f4f9;
  --retro-navy-border: #c7d7e9;
  
  --retro-rust: #8a381e;
  --retro-rust-bg: #fdf3ed;
  --retro-rust-border: #f7cdb9;
  
  /* Typography Stacks */
  --font-serif: "Charter", "Bitstream Charter", "Iowan Old Style", "Playfair Display", Georgia, "Times New Roman", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "Courier Prime", "SF Mono", "Consolas", "Liberation Mono", Menlo, Courier, monospace;
  
  --radius-sharp: 2px;
  --radius-card: 4px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-parchment);
  color: var(--ink-secondary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* --------------------------------------------------------------------------
   Layout & Container
   -------------------------------------------------------------------------- */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --------------------------------------------------------------------------
   Vintage Top Journal Masthead
   -------------------------------------------------------------------------- */
.journal-masthead {
  background-color: var(--bg-ecru);
  border-bottom: 1px solid var(--border-rule);
  padding: 8px 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.masthead-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* --------------------------------------------------------------------------
   Main Site Header
   -------------------------------------------------------------------------- */
.site-header {
  background-color: var(--bg-surface);
  border-bottom: 2px solid var(--border-dark);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: var(--ink-primary);
}

.brand-stamp {
  width: 36px;
  height: 36px;
  background-color: var(--retro-terracotta);
  color: var(--ink-inverse);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sharp);
  border: 1px solid #7c2d12;
  letter-spacing: -0.05em;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink-primary);
  line-height: 1.2;
}

.brand-subtitle {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-muted);
  letter-spacing: 0.02em;
}

.header-meta {
  display: flex;
  align-items: center;
  gap: 14px;
}

.meta-pill {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  padding: 5px 12px;
  background-color: var(--bg-ecru);
  border: 1px solid var(--border-rule);
  border-radius: var(--radius-sharp);
  color: var(--ink-secondary);
}

.nav-link {
  color: var(--retro-terracotta);
  text-decoration: none;
  font-size: 13px;
  font-weight: 700;
  border-bottom: 1px dotted var(--retro-terracotta);
  transition: opacity 0.15s;
}

.nav-link:hover {
  opacity: 0.8;
}

/* --------------------------------------------------------------------------
   Search & Filter Section (Directly under Header, No middle hero clutter)
   -------------------------------------------------------------------------- */
.controls-section {
  padding: 24px 0 16px;
  background-color: var(--bg-parchment);
}

.search-box-wrapper {
  position: relative;
  margin-bottom: 16px;
}

.search-input {
  width: 100%;
  padding: 14px 18px 14px 46px;
  font-size: 15px;
  font-family: var(--font-sans);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-card);
  background-color: var(--bg-surface);
  color: var(--ink-primary);
  outline: none;
  transition: border-color 0.15s;
}

.search-input:focus {
  border-color: var(--ink-primary);
  box-shadow: 0 0 0 1px var(--ink-primary);
}

.search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink-muted);
  width: 18px;
  height: 18px;
}

.filters-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-rule);
}

.filter-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-btn {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-rule);
  color: var(--ink-secondary);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-sharp);
  cursor: pointer;
  transition: all 0.15s;
}

.filter-btn:hover {
  background-color: var(--bg-ecru);
  color: var(--ink-primary);
  border-color: var(--border-strong);
}

.filter-btn.active {
  background-color: var(--ink-primary);
  border-color: var(--ink-primary);
  color: var(--ink-inverse);
}

.results-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-muted);
}

/* --------------------------------------------------------------------------
   Premium Retro University Cards Grid
   -------------------------------------------------------------------------- */
.uni-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(375px, 1fr));
  gap: 22px;
  padding: 20px 0 64px;
}

.uni-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-rule);
  border-radius: var(--radius-card);
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-decoration: none;
  color: inherit;
  position: relative;
  transition: border-color 0.15s, transform 0.15s;
}

.uni-card:hover {
  border-color: var(--border-dark);
  transform: translateY(-2px);
}

.card-top {
  margin-bottom: 14px;
}

/* Archival Dossier Number Header */
.card-ranks-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  font-family: var(--font-mono);
}

.rank-dossier-num {
  font-size: 11px;
  font-weight: 700;
  padding: 2px 7px;
  background-color: var(--bg-ecru);
  border: 1px solid var(--border-rule);
  border-radius: var(--radius-sharp);
  color: var(--retro-terracotta);
}

.rank-world-tag {
  font-size: 11px;
  color: var(--ink-muted);
}

/* University Identity: Logo + Name */
.uni-title-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 14px;
}

.uni-logo-box {
  width: 48px;
  height: 48px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sharp);
  padding: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.uni-logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.uni-monogram-fallback {
  width: 100%;
  height: 100%;
  display: none;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  color: var(--retro-terracotta);
  background-color: var(--bg-ecru);
}

.uni-name-meta {
  flex: 1;
}

.uni-name {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--ink-primary);
  line-height: 1.25;
}

.uni-location {
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--ink-muted);
  margin-top: 3px;
}

/* Funding Comparative Ledger inside Card */
.funding-ledger-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  background-color: var(--bg-ecru);
  border: 1px solid var(--border-rule);
  border-radius: var(--radius-sharp);
  padding: 8px 12px;
  margin: 12px 0 10px;
}

.funding-col {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.funding-eyebrow {
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 700;
  color: var(--ink-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.funding-status {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  line-height: 1.3;
}

.status-forest { color: var(--retro-forest); }
.status-ochre { color: var(--retro-ochre); }
.status-neutral { color: var(--ink-secondary); }

/* Academic Units List in Card */
.card-dept-units {
  border-top: 1px solid var(--border-rule);
  padding-top: 10px;
  margin-top: 10px;
}

.dept-eyebrow {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--ink-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 4px;
}

.dept-list-bullets {
  list-style: none;
  padding: 0;
  margin: 0;
  color: var(--ink-secondary);
  font-size: 12.5px;
  line-height: 1.45;
}

.dept-list-bullets li {
  position: relative;
  padding-left: 12px;
  margin-bottom: 2px;
}

.dept-list-bullets li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--retro-terracotta);
  font-weight: 700;
}

/* Card Footer */
.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-rule);
  padding-top: 12px;
  margin-top: 12px;
}

.faculty-count {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--retro-forest);
}

.btn-dossier-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 12px;
  background-color: var(--bg-surface);
  border: 1px solid var(--retro-terracotta);
  color: var(--retro-terracotta);
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  border-radius: var(--radius-sharp);
  transition: all 0.15s;
}

.uni-card:hover .btn-dossier-pill {
  background-color: var(--retro-terracotta);
  color: var(--ink-inverse);
}

/* --------------------------------------------------------------------------
   University Detail Page (Dossier Styles)
   -------------------------------------------------------------------------- */
.detail-header {
  background-color: var(--bg-surface);
  border-bottom: 2px solid var(--border-dark);
  padding: 32px 0 28px;
}

.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-muted);
  margin-bottom: 16px;
}

.breadcrumbs a {
  color: var(--ink-secondary);
  text-decoration: none;
  font-weight: 600;
}

.breadcrumbs a:hover {
  color: var(--retro-terracotta);
  text-decoration: underline;
}

.detail-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.detail-brand-lockup {
  display: flex;
  align-items: center;
  gap: 18px;
}

.detail-logo-box {
  width: 60px;
  height: 60px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sharp);
  padding: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.detail-logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.detail-uni-name {
  font-family: var(--font-serif);
  font-size: 34px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ink-primary);
  line-height: 1.15;
}

.detail-sub-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-secondary);
}

.detail-actions {
  display: flex;
  gap: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  border-radius: var(--radius-sharp);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-primary {
  background-color: var(--retro-terracotta);
  color: var(--ink-inverse);
  border: 1px solid var(--retro-terracotta-hover);
}

.btn-primary:hover {
  background-color: var(--retro-terracotta-hover);
}

.btn-secondary {
  background-color: var(--bg-surface);
  color: var(--ink-primary);
  border: 1px solid var(--border-strong);
}

.btn-secondary:hover {
  background-color: var(--bg-ecru);
}

/* Department Dossier Block */
.dept-block {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-rule);
  border-radius: var(--radius-card);
  margin-top: 32px;
  overflow: hidden;
}

.dept-header {
  padding: 24px 28px;
  border-bottom: 1px solid var(--border-rule);
  background-color: var(--bg-surface);
}

.dept-kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--retro-terracotta);
  letter-spacing: 0.06em;
  margin-bottom: 4px;
}

.dept-name {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--ink-primary);
}

.dept-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
}

.dept-links a {
  color: var(--retro-terracotta);
  text-decoration: none;
  font-weight: 700;
  border-bottom: 1px dotted var(--retro-terracotta);
}

.dept-links a:hover {
  opacity: 0.8;
}

/* Program Admission Matrix */
.programs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 18px;
  padding: 24px 28px;
  background-color: var(--bg-ecru);
  border-bottom: 1px solid var(--border-rule);
}

.program-box {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-rule);
  border-radius: var(--radius-card);
  padding: 20px;
}

.program-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--border-rule);
  padding-bottom: 10px;
}

.program-title {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 700;
  color: var(--ink-primary);
}

.program-detail-line {
  font-size: 13px;
  color: var(--ink-secondary);
  margin-bottom: 9px;
  line-height: 1.5;
}

.program-detail-line strong {
  color: var(--ink-primary);
  font-weight: 600;
}

/* Faculty Section */
.faculty-section {
  padding: 28px;
}

.faculty-section-title {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--ink-primary);
}

.faculty-card {
  border: 1px solid var(--border-rule);
  border-radius: var(--radius-card);
  padding: 24px;
  margin-bottom: 24px;
  background-color: var(--bg-surface);
  position: relative;
}

.faculty-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background-color: var(--border-strong);
}

.faculty-header-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 12px;
}

.faculty-name {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--ink-primary);
}

.faculty-title {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-muted);
  margin-top: 3px;
}

.faculty-contact-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 14px 0 16px;
}

.email-pill {
  font-family: var(--font-mono);
  background-color: var(--bg-ecru);
  border: 1px solid var(--border-rule);
  padding: 4px 10px;
  border-radius: var(--radius-sharp);
  color: var(--ink-primary);
  text-decoration: none;
  font-size: 12px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.link-pill {
  font-family: var(--font-mono);
  border: 1px solid var(--border-strong);
  padding: 4px 10px;
  border-radius: var(--radius-sharp);
  color: var(--ink-secondary);
  text-decoration: none;
  font-size: 11.5px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background-color: var(--bg-surface);
  transition: all 0.15s;
}

.link-pill:hover {
  background-color: var(--bg-ecru);
  color: var(--ink-primary);
  border-color: var(--border-dark);
}

.summary-callout {
  background-color: var(--bg-parchment);
  border-left: 3px solid var(--retro-terracotta);
  padding: 14px 16px;
  font-size: 13.5px;
  color: var(--ink-secondary);
  line-height: 1.6;
  margin: 14px 0;
  border-radius: 0 var(--radius-sharp) var(--radius-sharp) 0;
}

.summary-callout strong {
  color: var(--ink-primary);
  font-family: var(--font-serif);
  font-size: 14px;
  display: block;
  margin-bottom: 3px;
}

.faculty-topics {
  font-size: 13px;
  color: var(--ink-secondary);
  margin: 9px 0;
  line-height: 1.55;
}

.faculty-topics strong {
  color: var(--ink-primary);
  font-weight: 600;
}

.faculty-match-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 14px 0;
}

.tag {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-sharp);
  line-height: 1.3;
}

.tag-forest {
  background-color: var(--retro-forest-bg);
  color: var(--retro-forest);
  border: 1px solid var(--retro-forest-border);
}

.tag-ochre {
  background-color: var(--retro-ochre-bg);
  color: var(--retro-ochre);
  border: 1px solid var(--retro-ochre-border);
}

.tag-kraft {
  background-color: var(--bg-ecru);
  color: var(--ink-secondary);
  border: 1px solid var(--border-rule);
}

.cold-email-box {
  background-color: var(--retro-ochre-bg);
  border: 1px solid var(--retro-ochre-border);
  border-radius: var(--radius-sharp);
  padding: 14px 16px;
  margin-top: 16px;
  font-size: 12.5px;
  color: #713f12;
  line-height: 1.55;
}

.cold-email-box strong {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--retro-ochre);
  font-family: var(--font-mono);
  font-size: 11.5px;
  margin-bottom: 6px;
}

.copy-btn {
  background: var(--bg-surface);
  border: 1px solid var(--retro-ochre);
  color: var(--retro-ochre);
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-sharp);
  cursor: pointer;
  transition: all 0.15s;
}

.copy-btn:hover {
  background-color: #fef08a;
}

/* --------------------------------------------------------------------------
   Sticky University Navigation (Bottom Bar)
   -------------------------------------------------------------------------- */
.uni-nav-bar {
  background-color: var(--bg-surface);
  border-top: 2px solid var(--border-dark);
  padding: 18px 0;
  margin-top: 56px;
}

.uni-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 13px;
}

.uni-nav-inner a {
  color: var(--retro-terracotta);
  text-decoration: none;
  font-weight: 700;
}

.uni-nav-inner a:hover {
  text-decoration: underline;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-rule);
  padding: 36px 0;
  margin-top: 56px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-muted);
}

.site-footer p + p {
  margin-top: 6px;
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: 28px;
  right: 28px;
  background-color: var(--ink-primary);
  color: var(--ink-inverse);
  padding: 10px 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  border-radius: var(--radius-sharp);
  box-shadow: 0 4px 14px rgba(0,0,0,0.2);
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1000;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* Responsive */
@media (max-width: 768px) {
  .uni-grid {
    grid-template-columns: 1fr;
  }
  .filters-bar {
    flex-direction: column;
    align-items: flex-start;
  }
}