/* RateMyProfessors.com — full design copy */

:root {
  --bg: #ffffff;
  --bg-elevated: #f5f5f5;
  --text: #000000;
  --text-muted: #555555;
  --accent: #0055fd;
  --accent-hover: #0046d9;
  --border: #e0e0e0;
  --star: #0055fd;
  --star-empty: #d0d0d0;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-pill: 999px;
  --transition: 0.2s ease;
  --theme-transition: 0.4s ease;
  --shadow: 0 1px 2px rgba(0,0,0,0.06);
  --shadow-hover: 0 2px 8px rgba(0,0,0,0.1);
  --accent-soft: rgba(0, 85, 253, 0.12);
  --quality-high: #2e7d32;
  --quality-mid: #ed6c02;
  --quality-low: #d32f2f;
  --difficulty-bg: #424242;
  /* Face rating colors: red (low) → green (high) */
  --face-1: #d32f2f;
  --face-2: #e65100;
  --face-3: #f9a825;
  --face-4: #7cb342;
  --face-5: #2e7d32;
}

[data-theme="dark"] {
  --bg: #000000;
  --bg-elevated: #0a0a0a;
  --text: #ffffff;
  --text-muted: #b0b0b0;
  --accent: #0055fd;
  --accent-hover: #3070ff;
  --border: #333333;
  --star: #0055fd;
  --star-empty: #505050;
  --shadow: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-hover: 0 2px 8px rgba(0,0,0,0.4);
  --accent-soft: rgba(0, 85, 253, 0.25);
  --quality-high: #4caf50;
  --quality-mid: #ff9800;
  --quality-low: #f44336;
  --difficulty-bg: #616161;
  --face-1: #ef5350;
  --face-2: #ff7043;
  --face-3: #ffca28;
  --face-4: #9ccc65;
  --face-5: #66bb6a;
}

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

/* Smooth theme switch — no choppy boxes */
.app,
.app .landing,
.app .search-section,
.app .top-bar,
.app input,
.app button,
.app select,
.app textarea,
.app [class*="card"],
.app [class*="modal"],
.app .list-item,
.app .uni-item,
.app .prof-list-item,
.app .rmp-rating-card,
.app .quality-bubble,
.app .difficulty-bubble,
.app .prof-dist-bar-fill,
.app .prof-tag-pill,
.app .similar-prof-score,
.app .landing-search-box,
.app .uni-header,
.app .prof-header,
.app .rate-section,
.app .ratings-list-title {
  transition: background-color var(--theme-transition), color var(--theme-transition), border-color var(--theme-transition), box-shadow var(--theme-transition);
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  height: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'SF Pro Display', 'Helvetica Neue', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  height: 100vh;
  overflow: hidden;
  line-height: 1.47;
  letter-spacing: -0.01em;
  transition: background-color var(--theme-transition), color var(--theme-transition);
}

.app {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
  width: 100%;
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: background-color var(--theme-transition), color var(--theme-transition);
}

/* Header — logo left, controls right */
.top-bar {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  min-height: 56px;
  border-bottom: 1px solid var(--border);
  transition: border-color var(--theme-transition);
}

.logo-link {
  display: flex;
  align-items: center;
  text-decoration: none;
  line-height: 0;
  position: relative;
  height: 110px;
  min-width: 140px;
}

.logo-link .logo-img {
  height: 110px;
  width: auto;
  max-width: 480px;
  display: block;
  object-fit: contain;
  object-position: left center;
  transition: opacity var(--theme-transition);
}

/* Light theme: show dark.svg; dark theme: show light.svg */
.logo-for-light {
  position: absolute;
  left: 0;
  top: 0;
}
.logo-for-dark {
  position: absolute;
  left: 0;
  top: 0;
  opacity: 0;
  pointer-events: none;
}
[data-theme="dark"] .logo-for-light {
  opacity: 0;
  pointer-events: none;
}
[data-theme="dark"] .logo-for-dark {
  opacity: 1;
  pointer-events: auto;
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.x-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  min-width: 36px;
  min-height: 36px;
  border-radius: var(--radius);
  background: transparent;
  color: var(--text-muted);
  transition: color var(--transition);
}

.x-link:hover {
  color: var(--accent);
}

.x-link .x-logo {
  width: 18px;
  height: 18px;
}

.social-link.linkedin-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  min-width: 36px;
  border-radius: 50%;
  color: var(--text-muted);
  transition: color var(--transition), background var(--transition);
}
.social-link.linkedin-link:hover {
  color: var(--accent);
}
.social-link.linkedin-link .social-icon {
  width: 18px;
  height: 18px;
}

.theme-toggle {
  width: 36px;
  height: 36px;
  min-width: 36px;
  min-height: 36px;
  flex-shrink: 0;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 1.1rem;
  transition: color var(--transition), border-color var(--transition);
  position: relative;
}

.theme-toggle:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.theme-toggle .theme-icon {
  position: absolute;
  display: block;
  line-height: 1;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none;
}

.theme-toggle .theme-icon:not(.hidden) {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

.theme-toggle .theme-icon.hidden {
  opacity: 0;
  transform: scale(0.6) rotate(-90deg);
  pointer-events: none;
}

@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes searchExpand {
  from { opacity: 0; transform: scale(0.98); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes listItem {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Back-to-home transition: main app fades/slides out (smoother) */
.main-app.main-app-anim-out {
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition: opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1), transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
}

/* Back-to-home transition: landing fades/slides in (smoother) */
.landing.landing-anim-in .landing-inner {
  animation: landingEnter 0.5s cubic-bezier(0.33, 1, 0.68, 1) forwards;
}

@keyframes landingEnter {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Back button: leaving view slides out to the right */
.university-view.view-leave,
.professor-view.view-leave,
.uni-rate-page.view-leave,
.search-section.view-leave {
  opacity: 0;
  transform: translateX(32px);
  pointer-events: none;
  transition: opacity 0.35s cubic-bezier(0.33, 1, 0.68, 1), transform 0.35s cubic-bezier(0.33, 1, 0.68, 1);
}

/* Back button: entering view slides in from the left */
.university-view.view-enter,
.professor-view.view-enter,
.uni-rate-page.view-enter,
.search-section.view-enter {
  animation: viewEnter 0.35s cubic-bezier(0.33, 1, 0.68, 1) forwards;
}

@keyframes viewEnter {
  from {
    opacity: 0;
    transform: translateX(-24px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Landing — RMP style: white, centered, one search */
.landing {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 32px 24px 48px;
  background: var(--bg);
}

.landing-inner {
  width: 100%;
  max-width: 560px;
  margin: 0 auto;
}

.landing-tagline {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--text);
  margin: 0 0 8px;
}

.accent-word {
  color: #fff;
  background: var(--accent);
  padding: 0.12em 0.4em;
  border-radius: 999px;
  font-weight: 700;
}

.landing-desc {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.landing-search-wrap {
  width: 100%;
  text-align: left;
}

.landing-search-box {
  position: relative;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elevated);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.landing-search-box:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-soft);
}

.landing-search-box input {
  width: 100%;
  padding: 16px 20px 16px 48px;
  font-size: 1rem;
  font-family: inherit;
  border: none;
  background: transparent;
  color: var(--text);
}

.landing-region {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin: 10px 0 0;
}

.landing-search-box input::placeholder {
  color: transparent;
}

.landing-search-box input:focus {
  outline: none;
}

.landing-typewriter.hidden {
  opacity: 0;
  pointer-events: none;
}

.landing-typewriter {
  position: absolute;
  left: 48px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  color: var(--text-muted);
  font-size: 1rem;
  letter-spacing: -0.01em;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.landing-typewriter-cursor {
  color: var(--accent);
  font-weight: 300;
  animation: typewriter-blink 1s step-end infinite;
  margin-left: 2px;
}

@keyframes typewriter-blink {
  50% { opacity: 0; }
}

.landing-search-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 1rem;
  pointer-events: none;
  transition: color var(--transition);
  z-index: 1;
}

.landing-search-box:focus-within .landing-search-icon {
  color: var(--accent);
}

/* Idle hint inside search bar (after 3s when focused and empty) */
.landing-idle-hint {
  position: absolute;
  left: 48px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.9375rem;
  color: var(--text-muted);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.landing-idle-hint.hidden {
  opacity: 0;
  pointer-events: none;
}
.landing-idle-hint.landing-idle-hint-visible {
  opacity: 1;
  animation: landingIdleHintIn 0.5s cubic-bezier(0.33, 1, 0.68, 1) forwards;
}
@keyframes landingIdleHintIn {
  from {
    opacity: 0;
    transform: translateY(-50%) translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(-50%) translateY(0);
  }
}

.landing-hint {
  padding: 14px 20px;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-muted);
}

.landing-uni-list {
  margin-top: 12px;
  max-height: 320px;
  overflow-y: auto;
  border-radius: var(--radius);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
}

.landing-uni-item {
  padding: 14px 20px;
  cursor: pointer;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text);
  transition: background var(--transition);
  text-align: left;
  border-bottom: 1px solid var(--border);
  animation: landingUniItemIn 0.4s cubic-bezier(0.33, 1, 0.68, 1) both;
}

.landing-uni-item:last-child {
  border-bottom: none;
}

.landing-uni-item:hover {
  background: var(--accent-soft);
}

.landing-uni-item .city {
  font-size: 0.8125rem;
  font-weight: 400;
  color: var(--text-muted);
  margin-top: 4px;
}

@keyframes landingUniItemIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.landing-uni-list-footer {
  padding: 14px 20px;
  font-size: 0.875rem;
  color: var(--text-muted);
  text-align: left;
  border-top: 1px solid var(--border);
  animation: landingUniItemIn 0.4s cubic-bezier(0.33, 1, 0.68, 1) both;
}

.landing-uni-list-footer-link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.landing-uni-list-footer-link:hover {
  text-decoration: underline;
}

.hidden {
  display: none !important;
}

/* Main app — RMP style layout */
.main-app {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding-top: 8px;
}

.search-section {
  margin-bottom: 20px;
}

.search-box {
  position: relative;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elevated);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.search-box:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-soft);
}

.search-box input {
  width: 100%;
  padding: 14px 18px 14px 44px;
  font-size: 1rem;
  font-family: inherit;
  border: none;
  background: transparent;
  color: var(--text);
}

.search-box input::placeholder {
  color: var(--text-muted);
}

.search-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.search-box:focus-within .search-icon {
  color: var(--accent);
}

.uni-list {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.uni-item {
  padding: 18px 22px;
  border-radius: 14px;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.uni-item:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  transform: translateY(-1px);
}

.uni-item .name {
  font-weight: 600;
  font-size: 1rem;
}

.uni-item .city {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* University / Professor views */
.university-view,
.professor-view {
  animation: fadeUp 0.35s ease;
}

.uni-header,
.prof-header {
  margin-bottom: 28px;
  display: flex;
  align-items: flex-start;
  gap: 20px;
  flex-wrap: wrap;
}

.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  color: var(--text);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  padding: 10px 18px;
  flex-shrink: 0;
  transition: color var(--transition), border-color var(--transition), background var(--transition), transform var(--transition);
  margin-bottom: 16px;
}

.back-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-soft);
}

.back-btn-animated .back-btn-arrow {
  display: inline-block;
  transition: transform 0.25s ease;
}

.back-btn-animated:hover .back-btn-arrow {
  transform: translateX(-4px);
}

.back-btn-animated:active .back-btn-arrow {
  transform: translateX(-6px);
}

.uni-header .back-btn {
  margin-bottom: 0;
}

.professor-view .back-btn {
  margin-bottom: 20px;
}

.uni-header h2 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin: 0;
  line-height: 1.25;
}

/* Professor page — RMP two-column layout */
.prof-top-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 32px;
  margin-bottom: 28px;
}

@media (max-width: 768px) {
  .prof-top-grid {
    grid-template-columns: 1fr;
  }
}

.prof-summary-col {
  min-width: 0;
}

.prof-score-row {
  display: flex;
  align-items: baseline;
  gap: 2px;
  margin-bottom: 4px;
}

.prof-score-big {
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--text);
  line-height: 1;
}

.prof-score-out-of {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-muted);
}

.prof-based-on {
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.prof-name {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 6px;
  line-height: 1.2;
}

.prof-meta {
  font-size: 0.9375rem;
  color: var(--accent);
  text-decoration: underline;
  margin: 0 0 20px;
  cursor: default;
}

.prof-stats-row {
  display: flex;
  gap: 20px;
  margin-bottom: 20px;
}

.prof-stat-box {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.prof-stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
}

.prof-stat-label {
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-weight: 500;
}

.prof-actions-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.prof-rate-cta {
  padding: 12px 24px;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  background: var(--bg-elevated);
  color: var(--text);
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
}

.prof-rate-cta.rmp-primary {
  background: var(--accent);
  color: #fff;
}

.prof-rate-cta.rmp-primary:hover {
  background: var(--accent-hover);
}

.prof-rate-cta:hover:not(.rmp-primary) {
  border: 1px solid var(--border);
  background: var(--border);
}

.prof-side-col {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.prof-top-tags-wrap {
  margin-bottom: 28px;
}

.prof-top-tags-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin: 0 0 12px;
}

.prof-top-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.prof-tag-pill {
  padding: 8px 16px;
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: var(--radius);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--text);
}

.prof-rating-dist-wrap,
.similar-profs-wrap {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
}

.prof-dist-title,
.similar-profs-title {
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
}

.prof-rating-dist {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.prof-dist-row {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.875rem;
}

.prof-dist-label {
  min-width: 72px;
  color: var(--text-muted);
  font-weight: 500;
}

.prof-dist-bar-wrap {
  flex: 1;
  height: 20px;
  background: var(--border);
  border-radius: var(--radius-pill);
  overflow: hidden;
}

.prof-dist-bar {
  height: 100%;
  background: var(--accent);
  border-radius: var(--radius-sm);
  transition: width 0.4s ease;
}

.prof-dist-count {
  min-width: 24px;
  font-weight: 600;
  color: var(--text);
  text-align: right;
}

.similar-profs {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.similar-prof-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  background: var(--bg);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: border-color var(--transition), box-shadow var(--transition);
  text-decoration: none;
  color: inherit;
}

.similar-prof-item:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-soft);
}

.similar-prof-score {
  font-size: 0.875rem;
  font-weight: 700;
  color: #fff;
  background: var(--accent);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  min-width: 44px;
  text-align: center;
}

.similar-prof-name {
  font-weight: 600;
  font-size: 0.9375rem;
}

.uni-header h2 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.uni-city,
.prof-meta {
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.uni-header-content {
  flex: 1;
}

.uni-rating-current {
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin-top: 8px;
}

.add-rating-btn {
  margin-top: 14px;
  padding: 12px 22px;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.9375rem;
  font-family: inherit;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0, 85, 253, 0.3);
  transition: background 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease;
}

.add-rating-btn:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(0, 85, 253, 0.35);
}

/* University rate page — modern SaaS layout */
.uni-rate-page {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  animation: fadeUp 0.4s ease;
  background: var(--bg);
}

.uni-rate-page-inner {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 0 48px;
}

.uni-rate-page .back-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  margin-bottom: 28px;
  font-size: 0.9375rem;
  border-radius: var(--radius-pill);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
}

.uni-rate-hero {
  margin-bottom: 40px;
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
  animation: fadeUp 0.4s ease 0.05s both;
}

.uni-rate-badge {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
}

.uni-rate-title {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--text);
  margin: 0;
}

.uni-rate-page-city {
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin-top: 10px;
}

.uni-rate-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

.uni-rate-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px 26px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  animation: listItem 0.35s ease both;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

[data-theme="dark"] .uni-rate-card {
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.uni-rate-card:hover {
  border-color: var(--border);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

[data-theme="dark"] .uni-rate-card:hover {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.uni-rate-card-label {
  display: block;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.uni-rate-card .uni-star-input {
  display: flex;
  gap: 4px;
}

.uni-rate-card .uni-star-input button {
  font-size: 1.35rem;
}
.uni-rate-card .face-input.uni-star-input button {
  opacity: 0.55;
  color: var(--star-empty);
  line-height: 0;
  padding: 4px;
}
.uni-rate-card .face-input.uni-star-input button .face-icon {
  width: 2rem;
  height: 2rem;
}
.uni-rate-card .face-input.uni-star-input button:hover {
  opacity: 0.85;
  color: var(--star);
}
.uni-rate-card .face-input.uni-star-input button.face-level-1.active { color: var(--face-1); }
.uni-rate-card .face-input.uni-star-input button.face-level-2.active { color: var(--face-2); }
.uni-rate-card .face-input.uni-star-input button.face-level-3.active { color: var(--face-3); }
.uni-rate-card .face-input.uni-star-input button.face-level-4.active { color: var(--face-4); }
.uni-rate-card .face-input.uni-star-input button.face-level-5.active { color: var(--face-5); }
.uni-rate-card .face-input.uni-star-input button.active {
  opacity: 1;
}

.uni-rate-actions {
  margin-top: 8px;
}

.uni-rate-submit {
  width: 100%;
  padding: 16px 28px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  background: var(--accent);
  color: white;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.15s ease;
  box-shadow: 0 2px 8px rgba(0, 85, 253, 0.35);
}

.uni-rate-submit:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(0, 85, 253, 0.4);
}

.uni-rate-submit:active {
  transform: translateY(0);
}

.professors-heading {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.professor-actions {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.prof-search {
  flex: 1;
  padding: 12px 20px;
  font-size: 1rem;
  font-family: inherit;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elevated);
  color: var(--text);
}

.prof-search:focus {
  outline: none;
  box-shadow: 0 0 0 4px var(--accent-soft);
  border-color: transparent;
}

.add-prof-btn {
  padding: 10px 20px;
  background: var(--bg-elevated);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: border-color var(--transition), background var(--transition);
}

.add-prof-btn:hover {
  border-color: var(--text-muted);
  background: var(--border);
}

/* Professor cards — SaaS cards */
.prof-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.prof-card {
  padding: 16px 20px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
}

.prof-card:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.prof-card .name {
  font-weight: 600;
  font-size: 1rem;
}

.prof-card .rating {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.prof-card .stars {
  color: var(--star-empty);
  display: inline-flex;
  gap: 2px;
}
.prof-card .stars span {
  opacity: 0.35;
  display: inline-flex;
  align-items: center;
}
.prof-card .stars span .face-icon {
  width: 1.5rem;
  height: 1.5rem;
}
.prof-card .stars span.face-level-1.filled { color: var(--face-1); }
.prof-card .stars span.face-level-2.filled { color: var(--face-2); }
.prof-card .stars span.face-level-3.filled { color: var(--face-3); }
.prof-card .stars span.face-level-4.filled { color: var(--face-4); }
.prof-card .stars span.face-level-5.filled { color: var(--face-5); }
.prof-card .stars span.filled {
  opacity: 1;
}

.prof-rating-display {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
}

.prof-rating-display .rating-stars {
  color: var(--star);
  font-size: 1.125rem;
  display: inline-flex;
  gap: 2px;
}
.prof-rating-display .rating-stars span {
  opacity: 0.35;
  display: inline-flex;
  align-items: center;
}
.prof-rating-display .rating-stars span .face-icon {
  width: 1.5rem;
  height: 1.5rem;
}
.prof-rating-display .rating-stars span.face-level-1.filled { color: var(--face-1); }
.prof-rating-display .rating-stars span.face-level-2.filled { color: var(--face-2); }
.prof-rating-display .rating-stars span.face-level-3.filled { color: var(--face-3); }
.prof-rating-display .rating-stars span.face-level-4.filled { color: var(--face-4); }
.prof-rating-display .rating-stars span.face-level-5.filled { color: var(--face-5); }
.prof-rating-display .rating-stars span.filled {
  opacity: 1;
}

.prof-rating-display .rating-text {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Rate form */
.rate-section {
  margin-bottom: 28px;
}

.rate-section-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 6px;
}

.rate-section-desc {
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin: 0 0 20px;
}

.rate-section h3 {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.rate-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.rate-row {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.rate-row label {
  min-width: 5.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
}

.course-name-input {
  flex: 1;
  min-width: 160px;
  padding: 12px 18px;
  font-size: 1rem;
  font-family: inherit;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  color: var(--text);
}

.course-name-input:focus {
  outline: none;
  box-shadow: 0 0 0 4px var(--accent-soft);
  border-color: transparent;
}

.tag-input {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-input .tag {
  padding: 10px 18px;
  font-size: 0.8125rem;
  font-family: inherit;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: var(--bg-elevated);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
}

.tag-input .tag:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.tag-input .tag.active {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

.star-input {
  display: flex;
  gap: 4px;
}

.star-input button {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--star-empty);
  cursor: pointer;
  padding: 4px;
  transition: color var(--transition), transform var(--transition), opacity var(--transition);
}

.star-input button:hover,
.star-input button.active {
  color: var(--star);
}

/* Happy face icon (SVG) — larger for visibility */
.face-icon {
  width: 2em;
  height: 2em;
  display: block;
  color: currentColor;
}
.face-input button {
  opacity: 0.55;
  color: var(--star-empty);
  padding: 4px;
  line-height: 0;
}
.face-input button .face-icon {
  width: 2.25rem;
  height: 2.25rem;
}
.face-input button:hover {
  opacity: 0.85;
}
.face-input button.face-level-1.active { color: var(--face-1); }
.face-input button.face-level-2.active { color: var(--face-2); }
.face-input button.face-level-3.active { color: var(--face-3); }
.face-input button.face-level-4.active { color: var(--face-4); }
.face-input button.face-level-5.active { color: var(--face-5); }
.face-input button.active,
.face-input button:hover.active {
  opacity: 1;
}

.star-input button:hover {
  transform: scale(1.12);
}

.rate-form textarea {
  padding: 14px 18px;
  font-size: 1rem;
  font-family: inherit;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  color: var(--text);
  resize: vertical;
  min-height: 80px;
}

.rate-form textarea:focus {
  outline: none;
  box-shadow: 0 0 0 4px var(--accent-soft);
  border-color: transparent;
}

.submit-rating-btn {
  padding: 12px 24px;
  background: var(--bg-elevated);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
  align-self: flex-start;
}

.submit-rating-btn:hover {
  border-color: var(--text-muted);
  background: var(--border);
}

.submit-rating-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* Ratings list */
.ratings-list-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0;
}

.ratings-list-desc {
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin: 0 0 16px;
}

.ratings-list h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.rating-item {
  padding: 16px 20px;
  border-radius: var(--radius);
  margin-bottom: 8px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
}

/* RMP-style rating card with quality/difficulty bubbles */
.rmp-rating-card {
  display: flex;
  gap: 20px;
  padding: 20px 24px;
  align-items: flex-start;
}

.rating-item-left {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex-shrink: 0;
}

.bubble-label {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  text-transform: uppercase;
}

.quality-bubble,
.difficulty-bubble {
  width: 56px;
  height: 56px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
}

.quality-bubble.q-high {
  background: var(--quality-high);
}

.quality-bubble.q-mid {
  background: var(--quality-mid);
}

.quality-bubble.q-low {
  background: var(--quality-low);
}

.difficulty-bubble {
  background: var(--difficulty-bg);
  font-size: 1.1rem;
}

.rating-item-body {
  flex: 1;
  min-width: 0;
}

.rating-item-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 8px;
}

.rating-item-course {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
}

.rating-item-date {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.rating-item-comment {
  font-size: 0.9375rem;
  color: var(--text);
  line-height: 1.5;
  margin: 0 0 10px;
}

.rating-item-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.rating-item-tags .tag-chip {
  padding: 4px 10px;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--text);
}

.rating-item .course-name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}

.rating-item .stars {
  color: var(--star);
  font-size: 1rem;
  display: inline-flex;
  gap: 2px;
}
.rating-item .stars span {
  opacity: 0.35;
  display: inline-flex;
  align-items: center;
}
.rating-item .stars span .face-icon {
  width: 1.35rem;
  height: 1.35rem;
}
.rating-item .stars span.face-level-1.filled { color: var(--face-1); }
.rating-item .stars span.face-level-2.filled { color: var(--face-2); }
.rating-item .stars span.face-level-3.filled { color: var(--face-3); }
.rating-item .stars span.face-level-4.filled { color: var(--face-4); }
.rating-item .stars span.face-level-5.filled { color: var(--face-5); }
.rating-item .stars span.filled {
  opacity: 1;
}

.rating-item .comment {
  font-size: 0.9375rem;
  color: var(--text);
  margin-top: 8px;
}

.rating-item .date {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: 10px;
}

.rating-item .extra-metrics,
.rating-item .teaching-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.rating-item .teaching-tags .tag-chip {
  padding: 4px 10px;
  background: var(--border);
  border-radius: var(--radius-pill);
}

/* Modal — Apple-style sheet feel */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 24px;
  animation: fadeUp 0.25s ease;
}

.modal-content {
  background: var(--bg-elevated);
  border-radius: var(--radius);
  padding: 28px;
  width: 100%;
  max-width: 360px;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border);
  animation: searchExpand 0.3s ease;
}

.modal-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.modal-content input {
  width: 100%;
  padding: 14px 18px;
  font-size: 1rem;
  font-family: inherit;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
  background: var(--bg);
  color: var(--text);
}

.modal-content input:focus {
  outline: none;
  box-shadow: 0 0 0 4px var(--accent-soft);
  border-color: transparent;
}

.modal-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

.btn-secondary {
  padding: 12px 20px;
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 500;
  cursor: pointer;
  transition: border-color var(--transition), color var(--transition);
}

.btn-secondary:hover {
  border-color: var(--text-muted);
  color: var(--text);
}

.btn-primary {
  padding: 12px 24px;
  background: var(--bg-elevated);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
}

.btn-primary:hover {
  border-color: var(--text-muted);
  background: var(--border);
}

/* Footer — minimal */
.footer {
  flex-shrink: 0;
  padding: 20px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.footer p {
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-weight: 500;
}

.empty-state {
  text-align: center;
  padding: 40px 24px;
  color: var(--text-muted);
  font-size: 1rem;
  font-weight: 500;
}

/* Professor page: report content link (ratings section only) */
.ratings-list-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
}

.report-content-link {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition);
}

.report-content-link:hover {
  color: var(--accent);
}

/* Support page */
.support-page {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 32px 24px 48px;
}

.support-inner {
  max-width: 600px;
  margin: 0 auto;
}

.support-title {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin: 0 0 24px;
  color: var(--text);
}

.support-intro {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  margin: 0 0 32px;
}

.support-intro strong {
  color: var(--accent);
}

.support-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 32px;
  box-shadow: var(--shadow);
}

.support-heading {
  font-size: 1.125rem;
  font-weight: 700;
  margin: 0 0 12px;
  color: var(--text);
}

.support-desc {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin: 0 0 16px;
}

.support-email-wrap {
  margin: 0 0 16px;
}

.support-email {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  word-break: break-all;
  transition: color var(--transition);
}

.support-email:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

.support-note {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0;
}

.report-back-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  padding: 8px 12px;
  border-radius: var(--radius);
  transition: color var(--transition), background var(--transition);
}

.report-back-link:hover {
  color: var(--accent);
  background: var(--accent-soft);
}