:root {
  --ink: #101828;
  --ink-soft: #344054;
  --muted: #667085;
  --line: #e4e7ec;
  --paper: #f5f7fa;
  --white: #ffffff;
  --blue: #276ef1;
  --blue-soft: #eaf1ff;
  --green: #0e9f6e;
  --green-soft: #e7f7f1;
  --amber: #d69e2e;
  --amber-soft: #fff6dd;
  --red: #d92d20;
  --shadow: 0 10px 24px rgba(16, 24, 40, 0.06);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

.shell {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.topbar {
  background: var(--ink);
  color: var(--white);
}

.topbar-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 30px 0;
}

.brand-mark {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  background: var(--blue);
  color: var(--white);
  border-radius: 8px;
  font-size: 20px;
  font-weight: 700;
  flex: 0 0 auto;
}

.brand-copy {
  min-width: 0;
}

.brand-kicker {
  margin: 0 0 4px;
  color: #98a2b3;
  font-size: 13px;
  letter-spacing: 0;
}

.brand-copy h1 {
  margin: 0;
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 700;
  letter-spacing: 0;
}

.demo-pill {
  margin-left: auto;
  padding: 7px 12px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  color: #d0d5dd;
  font-size: 13px;
  white-space: nowrap;
}

.notice {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin: 24px 0;
  padding: 14px 16px;
  background: var(--amber-soft);
  border: 1px solid #f7e6b5;
  border-radius: 8px;
  color: #664d03;
  font-size: 14px;
  line-height: 1.6;
}

.notice p {
  margin: 0;
}

.notice strong {
  margin-right: 8px;
}

.notice-icon,
.table-note-icon {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  margin-top: 2px;
  border-radius: 50%;
  background: var(--amber);
  color: var(--white);
  font-size: 12px;
  font-weight: 700;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 0 0 24px;
}

.stat {
  padding: 22px 24px;
  border-radius: 8px;
  color: var(--white);
}

.stat-blue {
  background: var(--blue);
}

.stat-green {
  background: var(--green);
}

.stat-amber {
  background: var(--amber);
}

.stat span,
.stat small {
  display: block;
  opacity: 0.88;
}

.stat span {
  font-size: 14px;
}

.stat strong {
  display: block;
  margin: 6px 0 2px;
  font-size: 38px;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.stat small {
  font-size: 13px;
}

.controls {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) repeat(4, 158px) auto;
  gap: 10px;
  align-items: center;
  padding: 14px;
  margin-bottom: 26px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 42px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--muted);
  background: var(--white);
}

.search-box:focus-within {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-soft);
}

.search-box input {
  width: 100%;
  border: 0;
  outline: 0;
  color: var(--ink);
  font-size: 14px;
  background: transparent;
}

.search-box input::placeholder {
  color: #98a2b3;
}

select {
  height: 42px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--white);
  color: var(--ink-soft);
  font-size: 14px;
  outline: 0;
  cursor: pointer;
}

select:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-soft);
}

.ghost-btn {
  height: 42px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--white);
  color: var(--ink-soft);
  font-size: 14px;
  cursor: pointer;
}

.ghost-btn:hover {
  border-color: var(--blue);
  color: var(--blue);
}

.list-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.list-head h2 {
  margin: 0;
  font-size: 20px;
  letter-spacing: 0;
}

.list-head p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.legend {
  display: flex;
  align-items: center;
  gap: 8px;
}

.legend-dot {
  width: 9px;
  height: 9px;
  display: inline-block;
  border-radius: 50%;
}

.dot-zj {
  background: var(--blue);
}

.dot-gz {
  background: var(--green);
}

.dot-gz-history {
  background: var(--amber);
}

.dot-gz-physics {
  background: var(--green);
}

.school-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 14px;
  padding-bottom: 40px;
}

.school-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 210px;
  padding: 18px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  cursor: pointer;
  transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.school-card::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  right: -1px;
  height: 4px;
  border-radius: 8px 8px 0 0;
  background: var(--card-accent, var(--blue));
}

.school-card[data-region="江苏"] {
  --card-accent: var(--green);
}

.school-card[data-region="浙江"] {
  --card-accent: var(--amber);
}

.school-card[data-region="上海"] {
  --card-accent: var(--blue);
}

.school-card:hover {
  transform: translateY(-2px);
  border-color: #cbd5e1;
  box-shadow: var(--shadow);
}

.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 12px;
}

.region-chip {
  padding: 4px 9px;
  border-radius: 999px;
  background: var(--card-accent, var(--blue));
  color: var(--white);
  font-size: 12px;
  font-weight: 600;
}

.type-chip {
  padding: 4px 8px;
  border-radius: 999px;
  background: var(--paper);
  color: var(--ink-soft);
  font-size: 12px;
}

.school-card h3 {
  margin: 0;
  font-size: 17px;
  line-height: 1.4;
  letter-spacing: 0;
}

.school-city {
  margin: 5px 0 16px;
  color: var(--muted);
  font-size: 13px;
}

.compare-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-items: center;
  gap: 6px;
  margin-top: auto;
  padding: 11px 12px;
  background: var(--paper);
  border-radius: 6px;
  font-size: 13px;
}

.compare-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  color: var(--muted);
}

.compare-col strong {
  color: var(--ink);
  font-size: 15px;
  font-variant-numeric: tabular-nums;
}

.card-diffs {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin-top: 8px;
  color: var(--muted);
  font-size: 12px;
}

.card-diffs b {
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
}

.open-btn {
  width: 100%;
  margin-top: 12px;
  padding: 11px 0;
  border: 0;
  border-radius: 6px;
  background: var(--ink);
  color: var(--white);
  font-size: 14px;
  cursor: pointer;
  transition: background 0.18s ease;
}

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

.footer {
  border-top: 1px solid var(--line);
  background: var(--white);
}

.footer .shell {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 0;
  color: var(--muted);
  font-size: 13px;
}

.footer p {
  margin: 0;
}

.drawer {
  position: fixed;
  inset: 0;
  z-index: 50;
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.22s ease, visibility 0.22s ease;
}

.drawer.open {
  visibility: visible;
  opacity: 1;
}

.drawer-mask {
  position: absolute;
  inset: 0;
  background: rgba(16, 24, 40, 0.46);
}

.drawer-panel {
  position: absolute;
  top: 0;
  right: 0;
  width: min(760px, 100%);
  height: 100%;
  display: flex;
  flex-direction: column;
  background: var(--paper);
  transform: translateX(100%);
  transition: transform 0.28s ease;
  overflow: hidden;
}

.drawer.open .drawer-panel {
  transform: translateX(0);
}

.drawer-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 26px 28px;
  background: var(--ink);
  color: var(--white);
}

.detail-region {
  margin: 0 0 6px;
  color: #98a2b3;
  font-size: 13px;
}

.drawer-head h2 {
  margin: 0;
  font-size: 24px;
  letter-spacing: 0;
}

.detail-meta {
  margin: 8px 0 0;
  color: #d0d5dd;
  font-size: 13px;
}

.icon-btn {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 6px;
  background: transparent;
  color: var(--white);
  cursor: pointer;
}

.icon-btn:hover {
  background: rgba(255, 255, 255, 0.1);
}

.drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 22px 28px 34px;
}

.score-pair {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.score-block {
  padding: 18px 20px;
  border-radius: 8px;
  color: var(--white);
}

.score-zj {
  background: var(--blue);
}

.score-gz-history {
  background: var(--amber);
}

.score-gz-physics {
  background: var(--green);
}

.score-block span,
.score-block small {
  display: block;
  opacity: 0.9;
}

.score-block span {
  font-size: 13px;
}

.score-block strong {
  display: block;
  margin: 8px 0 3px;
  font-size: 34px;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.diff-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 16px 0 12px;
}

.diff-card {
  padding: 16px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.diff-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.diff-card-head h3 {
  margin: 0;
  font-size: 16px;
  letter-spacing: 0;
}

.diff-card-head p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.diff-card-note {
  flex: 0 0 auto;
  padding: 5px 9px;
  border-radius: 999px;
  background: var(--blue-soft);
  color: var(--blue);
  font-size: 12px;
}

.diff-rows {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  max-height: 360px;
  overflow-y: auto;
}

.diff-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
  background: var(--paper);
  border-radius: 6px;
  font-size: 13px;
}

.diff-row span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--ink);
  font-weight: 600;
}

.diff-value {
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.diff-value small {
  display: block;
  color: var(--muted);
  font-size: 11px;
  font-weight: 400;
}

.diff-value .diff-positive,
.diff-row .diff-positive {
  color: var(--green);
  font-weight: 700;
}

.diff-value .diff-negative,
.diff-row .diff-negative {
  color: var(--red);
  font-weight: 700;
}

.diff-muted {
  color: var(--muted);
  font-weight: 400;
}

.score-block small {
  font-size: 13px;
}

.table-note {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 16px 0 12px;
  padding: 12px 14px;
  background: var(--amber-soft);
  border: 1px solid #f7e6b5;
  border-radius: 8px;
  color: #664d03;
  font-size: 13px;
  line-height: 1.5;
}

.table-note .table-note-icon {
  background: var(--amber);
}

.table-wrap {
  overflow-x: auto;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

table {
  width: 100%;
  min-width: 1080px;
  border-collapse: collapse;
  font-size: 14px;
}

th,
td {
  padding: 13px 14px;
  text-align: left;
  white-space: nowrap;
  border-bottom: 1px solid var(--line);
}

th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: #f9fafb;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}

td {
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
}

tbody tr:last-child td {
  border-bottom: 0;
}

tbody tr:hover td {
  background: #f8fafc;
}

.major-name {
  font-weight: 600;
  color: var(--ink);
}

.diff-positive {
  color: var(--green);
  font-weight: 700;
}

.diff-negative {
  color: var(--red);
  font-weight: 700;
}

.empty-state {
  grid-column: 1 / -1;
  padding: 48px 20px;
  text-align: center;
  background: var(--white);
  border: 1px dashed #cbd5e1;
  border-radius: 8px;
  color: var(--muted);
}

@media (max-width: 1024px) {
  .controls {
    grid-template-columns: repeat(5, 1fr);
  }

  .search-box {
    grid-column: 1 / -1;
  }
}

@media (max-width: 720px) {
  .shell {
    width: min(100% - 24px, 1180px);
  }

  .topbar-inner {
    padding: 22px 0;
    gap: 12px;
  }

  .demo-pill {
    display: none;
  }

  .brand-mark {
    width: 40px;
    height: 40px;
    font-size: 17px;
  }

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

  .stat {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 18px;
  }

  .stat strong {
    margin: 0 8px 0 0;
    font-size: 30px;
  }

  .stat small {
    margin-left: auto;
  }

  .controls {
    grid-template-columns: 1fr;
    padding: 12px;
  }

  .search-box {
    grid-column: auto;
  }

  .list-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .legend {
    margin-top: 4px;
  }

  .school-grid {
    grid-template-columns: 1fr;
  }

  .footer .shell {
    flex-direction: column;
    gap: 8px;
  }

  .drawer-head {
    padding: 20px;
  }

  .drawer-head h2 {
    font-size: 20px;
  }

  .drawer-body {
    padding: 16px;
  }

  .score-pair {
    grid-template-columns: 1fr;
  }

  .diff-cards {
    grid-template-columns: 1fr;
  }

  .diff-card-head {
    flex-direction: column;
  }
}