:root {
  --bg: #06131f;
  --panel: rgba(8, 24, 38, 0.82);
  --panel-strong: rgba(13, 36, 52, 0.94);
  --line: rgba(196, 226, 238, 0.18);
  --line-strong: rgba(62, 199, 180, 0.42);
  --text: #f4fbff;
  --muted: rgba(244, 251, 255, 0.72);
  --teal: #3ed1bd;
  --cyan: #7bdff2;
  --amber: #f4c95d;
  --coral: #ff8a72;
  --green: #8ee6a8;
  --shadow: 0 18px 48px rgba(0, 0, 0, 0.32);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background:
    linear-gradient(180deg, rgba(4, 13, 22, 0.76), rgba(5, 20, 29, 0.88)),
    url("../images/bg.jpg") center / cover fixed,
    var(--bg);
  color: var(--text);
  font-family: "HarmonyOS Sans SC", "Source Han Sans SC", "Microsoft YaHei", Arial, sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

code {
  padding: 2px 6px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--cyan);
}

.page-shell {
  max-width: 1360px;
  margin: 0 auto;
  padding: 24px 24px 56px;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(4, 15, 25, 0.74);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
}

.brand-mark {
  display: block;
}

.brand-kicker,
.eyebrow {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--teal);
  letter-spacing: 0;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.brand-mark h1 {
  margin: 0;
  font-size: 24px;
}

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

.top-nav a {
  padding: 10px 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  color: var(--muted);
  transition: 0.2s ease;
}

.top-nav a:hover {
  color: var(--text);
  border-color: var(--line-strong);
  background: rgba(62, 209, 189, 0.1);
}

.page-content {
  display: grid;
  gap: 22px;
  margin-top: 22px;
}

.hero-panel,
.section-block,
.panel-card,
.record-card,
.prediction-card,
.login-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(13, 42, 58, 0.9), rgba(7, 22, 35, 0.9));
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
}

.hero-panel,
.section-block {
  padding: 26px;
}

.hero-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(360px, 0.82fr);
  gap: 22px;
  align-items: stretch;
}

.hero-copy h2,
.section-heading h2,
.section-heading h3,
.login-visual h2 {
  margin: 0;
  line-height: 1.25;
}

.hero-copy h2 {
  max-width: 880px;
  font-size: clamp(30px, 4vw, 52px);
}

.hero-copy p,
.muted-text,
.disease-card p,
.disease-meta dd,
.plain-list li,
.metric-card p,
.train-panel p,
.value-grid p,
.login-visual p {
  color: var(--muted);
  line-height: 1.72;
}

.hero-actions,
.action-row,
.toolbar-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.metric-card,
.result-badge {
  padding: 18px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.metric-card strong,
.result-badge strong,
.count-row strong,
.score-row strong {
  display: block;
  margin-top: 8px;
  font-size: 32px;
  color: var(--cyan);
}

.metric-label,
.field-label,
.result-badge span,
.count-row span,
.disease-topline code {
  color: rgba(244, 251, 255, 0.64);
  font-size: 13px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border: 0;
  border-radius: 8px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 800;
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(90deg, var(--teal), var(--cyan));
  color: #051520;
  box-shadow: 0 12px 26px rgba(62, 209, 189, 0.22);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.full-width {
  width: 100%;
}

.section-heading {
  margin-bottom: 18px;
}

.disease-grid,
.record-grid,
.prediction-grid {
  display: grid;
  gap: 16px;
}

.disease-grid {
  grid-template-columns: repeat(auto-fit, minmax(245px, 1fr));
}

.disease-card {
  padding: 18px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.disease-topline,
.record-badges {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.disease-meta {
  display: grid;
  gap: 10px;
  margin: 16px 0 0;
}

.disease-meta dt {
  margin-bottom: 4px;
  color: var(--amber);
  font-size: 13px;
  font-weight: 800;
}

.split-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.panel-card {
  padding: 22px;
}

.count-list,
.score-list {
  display: grid;
  gap: 10px;
}

.count-row,
.score-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
}

.count-row strong,
.score-row strong {
  margin-top: 0;
  font-size: 16px;
}

.text-link {
  display: inline-block;
  margin-top: 16px;
  color: var(--cyan);
  font-weight: 800;
}

.plain-list {
  margin: 0 0 18px;
  padding-left: 20px;
}

.flash-stack {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.flash {
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid transparent;
}

.flash-success {
  background: rgba(142, 230, 168, 0.12);
  border-color: rgba(142, 230, 168, 0.28);
}

.flash-error {
  background: rgba(255, 138, 114, 0.12);
  border-color: rgba(255, 138, 114, 0.3);
}

.upload-panel,
.train-panel {
  flex: 1 1 360px;
  padding: 18px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
}

.file-input,
.input-control {
  width: 100%;
  margin-top: 8px;
  margin-bottom: 14px;
  padding: 12px 13px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: rgba(1, 12, 20, 0.55);
  color: var(--text);
}

.input-control:focus,
.file-input:focus {
  outline: 2px solid rgba(123, 223, 242, 0.32);
  border-color: var(--cyan);
}

.record-grid,
.prediction-grid {
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.compact-predictions {
  grid-template-columns: 1fr;
}

.record-card,
.prediction-card {
  overflow: hidden;
}

.record-preview {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.04);
}

.record-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.record-badges {
  position: absolute;
  inset: 14px 14px auto 14px;
}

.status-pill,
.ghost-pill {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 800;
}

.status-pill.ok {
  background: rgba(142, 230, 168, 0.14);
  color: var(--green);
}

.status-pill.warn {
  background: rgba(255, 138, 114, 0.16);
  color: #ffd1c8;
}

.ghost-pill {
  background: rgba(6, 18, 31, 0.68);
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.bbox-overlay {
  position: absolute;
  border: 3px solid rgba(244, 201, 93, 0.95);
  border-radius: 8px;
  box-shadow: 0 0 0 999px rgba(244, 201, 93, 0.05);
}

.record-body {
  padding: 18px;
}

.record-body h3,
.prediction-card h3,
.disease-card h4 {
  margin: 0 0 10px;
}

.annotation-form {
  margin-top: 12px;
}

.bbox-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.result-badges {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px;
}

.result-emphasis {
  color: var(--cyan);
  font-size: 18px;
  font-weight: 800;
}

.pagination-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.pagination-bar strong {
  display: block;
  margin-bottom: 4px;
}

.pagination-bar span {
  color: var(--muted);
}

.pagination-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.page-indicator {
  min-width: 112px;
  text-align: center;
}

.btn.disabled {
  opacity: 0.42;
  cursor: not-allowed;
}

.btn.disabled:hover {
  transform: none;
}

.prediction-card {
  padding: 0;
}

.prediction-result {
  padding: 22px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background:
    linear-gradient(90deg, rgba(62, 209, 189, 0.18), rgba(244, 201, 93, 0.08)),
    rgba(255, 255, 255, 0.04);
}

.prediction-result h3 {
  margin: 12px 0 6px;
  font-size: clamp(30px, 4vw, 48px);
}

.prediction-result .result-emphasis {
  margin: 0 0 8px;
  font-size: 24px;
  color: var(--amber);
}

.prediction-main {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 18px;
  padding: 18px;
  align-items: start;
}

.prediction-thumb {
  display: grid;
  gap: 10px;
  color: var(--cyan);
  font-weight: 800;
}

.prediction-thumb img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.table-wrap {
  overflow-x: auto;
}

.result-table {
  width: 100%;
  border-collapse: collapse;
}

.result-table th,
.result-table td {
  padding: 13px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  text-align: left;
}

.login-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: 24px;
  min-height: calc(100vh - 150px);
  align-items: center;
}

.login-visual {
  max-width: 760px;
  padding: 32px 0;
}

.login-visual h2 {
  font-size: clamp(34px, 5vw, 60px);
}

.login-card {
  padding: 26px;
  background: rgba(7, 22, 35, 0.9);
}

.login-points {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 22px;
}

.login-points span {
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  font-weight: 800;
}

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

@media (max-width: 980px) {
  .hero-panel,
  .split-layout,
  .login-layout {
    grid-template-columns: 1fr;
  }

  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-metrics,
  .prediction-main {
    grid-template-columns: 1fr;
  }

  .pagination-bar {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .page-shell {
    padding: 14px 14px 40px;
  }

  .hero-panel,
  .section-block,
  .panel-card,
  .login-card {
    padding: 18px;
  }

  .brand-mark h1 {
    font-size: 20px;
  }

  .hero-copy h2,
  .login-visual h2 {
    font-size: 32px;
  }

  .hero-metrics,
  .bbox-grid {
    grid-template-columns: 1fr;
  }
}