/* ==========================================================================
   FindProfessor.ca — Minimal, High-End Expedia-Style Academic Directory
   Clean, Low-Text, High-Structure Booking Portal Architecture
   ========================================================================== */

:root {
  --exp-navy: #002B49;
  --exp-blue: #006CE4;
  --exp-blue-hover: #0057B8;
  --exp-amber: #EB6500;
  --exp-bg: #F8FAFC;
  --exp-surface: #FFFFFF;
  --exp-border: #E2E8F0;
  --exp-border-focus: #006CE4;
  --exp-text-main: #0F172A;
  --exp-text-sub: #475569;
  --exp-text-muted: #64748B;
  --exp-radius-sm: 8px;
  --exp-radius-md: 12px;
  --exp-radius-lg: 16px;
  --exp-radius-full: 9999px;
  --exp-shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --exp-shadow-md: 0 6px 20px rgba(0,0,0,0.06);
  --exp-shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.1);
  --exp-font: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

html {
  overflow-x: hidden;
  width: 100%;
  max-width: 100%;
}

body {
  font-family: var(--exp-font);
  background-color: var(--exp-bg);
  color: var(--exp-text-main);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  width: 100%;
  max-width: 100%;
  position: relative;
}

/* ==================== CLEAN TOP NAVBAR ==================== */
.exp-header {
  background: #FFFFFF;
  border-bottom: 1px solid var(--exp-border);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.exp-nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.exp-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--exp-navy);
}

.exp-brand-name {
  font-size: 21px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--exp-navy);
}

.exp-brand-ca {
  color: #C51A1B;
}

.exp-nav-menu {
  display: flex;
  align-items: center;
  gap: 16px;
  list-style: none;
}

.exp-nav-link {
  color: var(--exp-text-sub);
  text-decoration: none;
  font-size: 14.5px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--exp-radius-sm);
  transition: all 0.15s ease;
}

.exp-nav-link:hover {
  color: var(--exp-blue);
  background: #F1F5F9;
}

.exp-nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.exp-btn-login {
  color: var(--exp-text-main);
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: var(--exp-radius-full);
}

.exp-btn-login:hover {
  background: #F1F5F9;
}

.exp-btn-register {
  background: var(--exp-blue);
  color: #FFFFFF;
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  padding: 9px 20px;
  border-radius: var(--exp-radius-full);
  transition: all 0.15s ease;
  box-shadow: 0 2px 8px rgba(0, 108, 228, 0.25);
}

.exp-btn-register:hover {
  background: var(--exp-blue-hover);
}

/* ==================== EXPEDIA-STYLE CLEAN HERO BANNER ==================== */
.exp-hero {
  position: relative;
  background: linear-gradient(180deg, rgba(0, 31, 56, 0.6) 0%, rgba(0, 31, 56, 0.8) 100%),
              url('https://images.unsplash.com/photo-1541339907198-e08756dedf3f?auto=format&fit=crop&w=1920&q=80');
  background-size: cover;
  background-position: center 35%;
  padding: 56px 0 80px;
  text-align: center;
  color: #FFFFFF;
}

.exp-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.exp-hero-title {
  font-size: 38px;
  font-weight: 800;
  letter-spacing: -0.8px;
  line-height: 1.2;
  color: #FFFFFF;
  margin-bottom: 8px;
}

.exp-hero-subtitle {
  font-size: 16.5px;
  color: rgba(255, 255, 255, 0.9);
  max-width: 620px;
  margin: 0 auto;
  font-weight: 400;
}

/* ==================== COMPACT, CLEAN SEARCH CARD ==================== */
.exp-search-wrapper {
  margin-top: -44px;
  position: relative;
  z-index: 100;
}

.exp-search-card {
  background: #FFFFFF;
  border-radius: var(--exp-radius-lg);
  border: 1px solid var(--exp-border);
  box-shadow: var(--exp-shadow-lg);
  padding: 14px 18px 16px;
  max-width: 1080px;
  margin: 0 auto;
}

/* Clean Country Selector Tabs */
.exp-search-tabs {
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid #F1F5F9;
  padding-bottom: 12px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.exp-search-tabs::-webkit-scrollbar {
  display: none;
}

.exp-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--exp-radius-full);
  border: 1px solid transparent;
  background: transparent;
  color: var(--exp-text-sub);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
  flex-shrink: 0;
}

.exp-tab-btn:hover {
  background: #F1F5F9;
  color: var(--exp-text-main);
}

.exp-tab-btn.active {
  background: #EFF6FF;
  border-color: #BFDBFE;
  color: var(--exp-blue);
}

/* Input Row: 3 Clean Segmented Inputs + Search CTA */
.exp-input-grid {
  display: grid;
  grid-template-columns: 2fr 1.6fr 1.3fr auto;
  gap: 10px;
  padding: 14px 0 10px;
}

.exp-input-box {
  background: #F8FAFC;
  border: 1.5px solid #E2E8F0;
  border-radius: var(--exp-radius-md);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: all 0.2s ease;
}

.exp-input-box:focus-within {
  background: #FFFFFF;
  border-color: var(--exp-blue);
  box-shadow: 0 0 0 3px rgba(0, 108, 228, 0.15);
}

.exp-input-icon {
  color: var(--exp-text-muted);
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.exp-input-field {
  border: none;
  outline: none;
  font-size: 15px;
  font-weight: 600;
  color: var(--exp-text-main);
  background: transparent;
  width: 100%;
}

.exp-input-field::placeholder {
  color: #94A3B8;
  font-weight: 400;
}

.exp-select-field {
  border: none;
  outline: none;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--exp-text-main);
  background: transparent;
  width: 100%;
  cursor: pointer;
}

.exp-search-submit-btn {
  background: var(--exp-blue);
  color: #FFFFFF;
  border: none;
  border-radius: var(--exp-radius-md);
  padding: 0 28px;
  font-size: 15px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: all 0.15s ease;
  box-shadow: 0 4px 12px rgba(0, 108, 228, 0.25);
  min-height: 52px;
}

.exp-search-submit-btn:hover {
  background: var(--exp-blue-hover);
}

/* Minimal Tags Footer */
.exp-search-footer {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 12px;
  border-top: 1px solid #F1F5F9;
  font-size: 13px;
}

.exp-tag-label {
  color: var(--exp-text-muted);
  font-weight: 600;
  white-space: nowrap;
}

.exp-tag-btn {
  background: #F1F5F9;
  border: 1px solid #E2E8F0;
  color: var(--exp-text-sub);
  padding: 4px 10px;
  border-radius: var(--exp-radius-full);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.exp-tag-btn:hover {
  background: #E2E8F0;
  color: var(--exp-text-main);
}

/* ==================== 4-ICON TRUST STRIP ==================== */
.exp-trust-strip {
  background: #FFFFFF;
  border-bottom: 1px solid var(--exp-border);
  padding: 24px 0;
  margin-top: 32px;
}

.exp-trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.exp-trust-item {
  display: flex;
  align-items: center;
  gap: 12px;
}

.exp-trust-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--exp-radius-sm);
  background: #EFF6FF;
  color: var(--exp-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.exp-trust-icon svg {
  width: 20px;
  height: 20px;
  stroke: var(--exp-blue);
}

.exp-trust-title {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--exp-navy);
}

.exp-trust-desc {
  font-size: 12.5px;
  color: var(--exp-text-muted);
}

/* ==================== UNIVERSITY HUBS SECTION ==================== */
.exp-section {
  padding: 56px 0;
}

.exp-section-header {
  margin-bottom: 24px;
}

.exp-section-title {
  font-size: 26px;
  font-weight: 800;
  color: var(--exp-navy);
  letter-spacing: -0.5px;
}

.exp-section-sub {
  font-size: 14.5px;
  color: var(--exp-text-muted);
  margin-top: 3px;
}

.exp-hubs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.exp-hub-card {
  background: #FFFFFF;
  border: 1px solid var(--exp-border);
  border-radius: var(--exp-radius-md);
  overflow: hidden;
  box-shadow: var(--exp-shadow-sm);
  transition: all 0.2s ease;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
}

.exp-hub-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--exp-shadow-md);
  border-color: #CBD5E1;
}

.exp-hub-photo {
  height: 150px;
  background-size: cover;
  background-position: center;
  position: relative;
  display: flex;
  align-items: flex-end;
  padding: 12px;
}

.exp-hub-photo::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(0, 0, 0, 0.65) 100%);
}

.exp-hub-photo-title {
  position: relative;
  z-index: 2;
  color: #FFFFFF;
  font-size: 18px;
  font-weight: 800;
}

.exp-hub-body {
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.exp-hub-unis {
  font-size: 13px;
  color: var(--exp-text-sub);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 260px;
}

.exp-hub-arrow {
  color: var(--exp-blue);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ==================== LIVE RESULTS SECTION ==================== */
.exp-results-section {
  background: #FFFFFF;
  padding: 56px 0;
  border-top: 1px solid var(--exp-border);
  border-bottom: 1px solid var(--exp-border);
}

.exp-results-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.exp-results-count {
  font-size: 14px;
  color: var(--exp-text-sub);
}

.exp-results-count strong {
  color: var(--exp-navy);
}

.exp-faculty-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.exp-prof-card {
  background: #FFFFFF;
  border: 1px solid var(--exp-border);
  border-radius: var(--exp-radius-md);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: all 0.15s ease;
}

.exp-prof-card:hover {
  border-color: #CBD5E1;
  box-shadow: var(--exp-shadow-sm);
}

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

.exp-prof-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 1px solid var(--exp-border);
}

.exp-prof-meta {
  flex: 1;
}

.exp-prof-name {
  font-size: 16.5px;
  font-weight: 800;
  color: var(--exp-navy);
}

.exp-prof-uni {
  font-size: 13px;
  color: var(--exp-blue);
  font-weight: 600;
}

.exp-prof-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 8px;
  border-top: 1px solid #F8FAFC;
}

.exp-email-badge {
  font-size: 12px;
  color: var(--exp-text-muted);
  font-family: monospace;
}

.exp-btn-view {
  background: var(--exp-blue);
  color: #FFFFFF;
  padding: 6px 14px;
  border-radius: var(--exp-radius-full);
  font-size: 12.5px;
  font-weight: 700;
  text-decoration: none;
}

.exp-btn-view:hover {
  background: var(--exp-blue-hover);
}

/* ==================== PRICING SECTION ==================== */
.exp-pricing-section {
  padding: 64px 0;
  background: var(--exp-bg);
}

.exp-pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 800px;
  margin: 0 auto;
}

.exp-pricing-card {
  border: 1.5px solid var(--exp-border);
  border-radius: var(--exp-radius-lg);
  padding: 32px 24px;
  background: #FFFFFF;
  display: flex;
  flex-direction: column;
}

.exp-pricing-card.featured {
  border-color: var(--exp-blue);
  box-shadow: var(--exp-shadow-md);
}

.exp-plan-name {
  font-size: 18px;
  font-weight: 800;
  color: var(--exp-navy);
}

.exp-plan-price {
  font-size: 34px;
  font-weight: 800;
  color: var(--exp-navy);
  margin: 8px 0 16px;
}

.exp-plan-price span {
  font-size: 14px;
  color: var(--exp-text-muted);
  font-weight: 500;
}

.exp-plan-features {
  list-style: none;
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 13.5px;
}

.exp-plan-features li {
  display: flex;
  align-items: center;
  gap: 10px;
}

.exp-check-icon {
  flex-shrink: 0;
}

.exp-btn-plan {
  margin-top: auto;
  padding: 10px 20px;
  border-radius: var(--exp-radius-full);
  text-align: center;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.exp-btn-plan.outline {
  border: 1px solid #CBD5E1;
  color: var(--exp-text-main);
}

.exp-btn-plan.solid {
  background: var(--exp-blue);
  color: #FFFFFF;
}

/* ==================== FOOTER ==================== */
.exp-footer {
  background: #FFFFFF;
  border-top: 1px solid var(--exp-border);
  padding: 36px 0;
  font-size: 13px;
  color: var(--exp-text-muted);
}

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

/* ==================== RESPONSIVE ARCHITECTURE ==================== */

/* Tablet & Smaller Screens (max-width: 900px) */
@media (max-width: 900px) {
  .exp-nav-menu {
    display: none !important; /* Hide desktop menu on mobile/tablet */
  }

  .exp-nav-container {
    height: 60px;
    padding: 0 16px;
  }

  .exp-brand-name {
    font-size: 19px;
  }

  .exp-btn-login {
    padding: 6px 12px;
    font-size: 13px;
  }

  .exp-btn-register {
    padding: 7px 15px;
    font-size: 13px;
  }

  .exp-hero {
    padding: 40px 0 68px;
  }

  .exp-hero-title {
    font-size: 28px;
    letter-spacing: -0.5px;
  }

  .exp-hero-subtitle {
    font-size: 15px;
    padding: 0 10px;
  }

  .exp-container {
    padding: 0 16px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }

  .exp-search-wrapper {
    margin-top: -40px;
    padding: 0 12px;
  }

  .exp-search-card {
    padding: 14px;
    border-radius: var(--exp-radius-md);
    width: 100%;
    box-sizing: border-box;
  }

  .exp-input-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .exp-search-submit-btn {
    width: 100%;
    min-height: 48px;
  }

  .exp-trust-strip {
    margin-top: 24px;
    padding: 20px 0;
  }

  .exp-trust-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px 12px;
  }

  .exp-section {
    padding: 44px 0;
  }

  .exp-section-title {
    font-size: 22px;
  }

  .exp-hubs-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .exp-faculty-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .exp-pricing-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    max-width: 480px;
  }

  .exp-footer-inner {
    flex-direction: column;
    gap: 14px;
    text-align: center;
  }
}

/* Smartphone / Mobile View (max-width: 640px) */
@media (max-width: 640px) {
  .exp-header {
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
  }

  .exp-brand-name {
    font-size: 17px;
  }

  .exp-nav-actions {
    gap: 8px;
  }

  .exp-btn-login {
    display: none; /* Keep header ultra clean on phones */
  }

  .exp-btn-register {
    padding: 6px 13px;
    font-size: 12.5px;
  }

  .exp-hero {
    padding: 32px 0 56px;
    background-position: center;
  }

  .exp-hero-title {
    font-size: 23px;
    line-height: 1.25;
    margin-bottom: 6px;
  }

  .exp-hero-subtitle {
    font-size: 13.5px;
    line-height: 1.45;
  }

  .exp-search-wrapper {
    margin-top: -34px;
    padding: 0 10px;
  }

  .exp-search-card {
    padding: 12px 10px 14px;
    box-shadow: var(--exp-shadow-md);
  }

  .exp-search-tabs {
    gap: 6px;
    padding-bottom: 8px;
  }

  .exp-tab-btn {
    padding: 6px 11px;
    font-size: 12px;
  }

  .exp-input-box {
    padding: 9px 12px;
  }

  .exp-input-field {
    font-size: 13.5px;
  }

  .exp-select-field {
    font-size: 13px;
  }

  .exp-search-footer {
    gap: 6px;
  }

  .exp-tag-label {
    width: 100%;
    margin-bottom: 2px;
    font-size: 11.5px;
  }

  .exp-tag-btn {
    font-size: 11px;
    padding: 3px 8px;
  }

  .exp-trust-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .exp-trust-item {
    background: #F8FAFC;
    padding: 10px 12px;
    border-radius: var(--exp-radius-sm);
  }

  .exp-hubs-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .exp-hub-photo {
    height: 130px;
  }

  .exp-results-section {
    padding: 36px 0;
  }

  .exp-results-header-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .exp-prof-card {
    padding: 13px;
  }

  .exp-prof-avatar {
    width: 44px;
    height: 44px;
  }

  .exp-prof-name {
    font-size: 15px;
  }

  .exp-prof-uni {
    font-size: 12px;
  }

  .exp-prof-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding-top: 10px;
  }

  .exp-email-badge {
    text-align: center;
    font-size: 11px;
    padding: 5px;
    background: #F8FAFC;
    border-radius: var(--exp-radius-sm);
  }

  .exp-btn-view {
    justify-content: center;
    text-align: center;
    padding: 8px 12px;
    font-size: 13px;
  }

  .exp-pricing-section {
    padding: 36px 0;
  }

  .exp-pricing-card {
    padding: 22px 16px;
  }
}