:root {
  --bg: #f6f7fb;
  --ink: #1d2740;
  --muted: #62708a;
  --brand: #2e65a6;
  --brand-deep: #214c84;
  --line: #bcc7d9;
  --panel: rgba(255, 255, 255, 0.92);
  --shadow: 0 18px 40px rgba(29, 39, 64, 0.12);
  --pink: linear-gradient(180deg, #fff0f2 0%, #ffe6eb 100%);
  --blue: linear-gradient(180deg, #edf5ff 0%, #dfeefe 100%);
  --green: linear-gradient(180deg, #f4fae8 0%, #ecf8dd 100%);
  --orange: linear-gradient(180deg, #fff5e4 0%, #ffefd4 100%);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(64, 122, 209, 0.18), transparent 30%),
    radial-gradient(circle at bottom right, rgba(255, 195, 113, 0.18), transparent 32%),
    var(--bg);
}

.login-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-shell {
  width: min(480px, calc(100vw - 24px));
}

.login-card {
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(138, 153, 177, 0.55);
  border-radius: 22px;
  box-shadow: var(--shadow);
  padding: 32px 28px;
}

.login-card h1 {
  margin: 0 0 10px;
  font-size: 32px;
}

.login-card p {
  margin: 0 0 18px;
  color: var(--muted);
}

.login-form {
  display: grid;
  gap: 16px;
}

.page-shell,
.admin-shell {
  width: min(1400px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 24px 0 36px;
}

.hero {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  margin-bottom: 22px;
}

.hero h1 {
  margin: 0;
  font-size: clamp(32px, 4vw, 64px);
  font-weight: 800;
  letter-spacing: 2px;
  color: #1b2440;
}

.hero-line {
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, #435d8f, transparent);
}

.board-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.panel,
.info-card,
.form-card,
.editor-card,
.nested-card {
  background: var(--panel);
  border: 1px solid rgba(138, 153, 177, 0.55);
  border-radius: 16px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.panel-title {
  padding: 16px 20px;
  background: linear-gradient(180deg, var(--brand) 0%, var(--brand-deep) 100%);
  color: white;
  font-size: 20px;
  font-weight: 700;
  text-align: center;
}

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

.table-scroll {
  overflow-x: visible;
}

.table-scroll .table {
  min-width: 0;
}

.table th,
.table td {
  padding: 14px 10px;
  border: 1px solid rgba(121, 136, 162, 0.55);
  text-align: center;
  font-size: 15px;
}

.table th {
  background: rgba(245, 247, 252, 0.98);
  font-size: 16px;
}

.boss-col {
  width: 88px;
}

.team-col {
  width: 96px;
}

.boss-level {
  font-size: 24px;
  font-weight: 800;
}

.row-pink td {
  background: var(--pink);
}

.row-blue td {
  background: var(--blue);
}

.row-green td {
  background: var(--green);
}

.row-orange td {
  background: var(--orange);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 0.8fr 1.2fr;
  gap: 18px;
  margin-top: 18px;
}

.info-card {
  padding: 22px 24px;
}

.info-card h2 {
  margin: 0 0 14px;
  font-size: 20px;
  color: var(--brand);
}

.info-card ul {
  margin: 0;
  padding-left: 22px;
}

.info-card li,
.info-card p {
  font-size: 18px;
  line-height: 1.8;
  margin: 0;
}

.accent-list li {
  color: #d23c34;
  font-weight: 700;
}

.reminder-card {
  text-align: center;
}

.page-actions,
.submit-row {
  display: flex;
  justify-content: center;
  margin-top: 22px;
}

.button-link,
.small-btn,
.text-btn {
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.button-link {
  padding: 12px 24px;
  background: linear-gradient(180deg, #2f78cd 0%, #245b9f 100%);
  color: white;
  font-size: 16px;
  box-shadow: 0 12px 24px rgba(36, 91, 159, 0.26);
}

.button-link.secondary {
  background: white;
  color: var(--brand-deep);
  border: 1px solid rgba(36, 91, 159, 0.18);
  box-shadow: none;
}

.admin-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.small-btn {
  padding: 10px 16px;
  background: #edf4ff;
  color: var(--brand-deep);
  font-size: 14px;
  font-weight: 700;
}

.text-btn {
  padding: 8px 12px;
  background: #fff0f0;
  color: #be2f2f;
  font-size: 13px;
}

.button-link:hover,
.small-btn:hover,
.text-btn:hover {
  transform: translateY(-1px);
}

.admin-body {
  min-height: 100vh;
}

.admin-header,
.section-title-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.helper-text {
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.admin-header h1,
.form-card h2,
.editor-card h3,
.nested-card h4 {
  margin: 0;
}

.admin-header p {
  margin: 8px 0 0;
  color: var(--muted);
}

.admin-form {
  display: grid;
  gap: 18px;
}

.form-card {
  padding: 20px;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 16px;
}

.field-grid.single-column {
  grid-template-columns: 1fr;
}

label span {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  color: var(--muted);
  font-weight: 700;
}

input,
textarea,
select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid rgba(137, 151, 177, 0.7);
  border-radius: 12px;
  font: inherit;
  color: var(--ink);
  background: white;
}

textarea {
  resize: vertical;
}

.editor-card {
  padding: 18px;
  margin-top: 16px;
}

.nested-list {
  display: grid;
  gap: 14px;
  margin: 16px 0;
}

.nested-card {
  padding: 16px;
  background: linear-gradient(180deg, rgba(247, 250, 255, 0.96), rgba(240, 246, 255, 0.96));
}

.alert-success {
  margin: 18px 0;
  padding: 14px 18px;
  border-radius: 14px;
  background: #e8faee;
  color: #1f7a42;
  border: 1px solid #acd9ba;
}

.alert-error {
  margin: 18px 0;
  padding: 14px 18px;
  border-radius: 14px;
  background: #fff0f0;
  color: #b02f2f;
  border: 1px solid #efb7b7;
}

@media (max-width: 1100px) {
  .board-grid,
  .footer-grid,
  .field-grid {
    grid-template-columns: 1fr;
  }

  .schedule-table {
    font-size: 14px;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(100vw - 20px, 100%);
    padding-top: 16px;
  }

  .admin-shell {
    width: min(100vw - 20px, 100%);
    padding-top: 16px;
  }

  .panel,
  .info-card,
  .form-card,
  .editor-card,
  .nested-card,
  .login-card {
    border-radius: 14px;
  }

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

  .hero-line {
    display: none;
  }

  .table th,
  .table td {
    padding: 10px 6px;
    font-size: 13px;
  }

  .table-scroll {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .table-scroll .table {
    min-width: 680px;
  }

  .boss-level {
    font-size: 20px;
  }

  .info-card li,
  .info-card p {
    font-size: 16px;
  }

  .info-card {
    padding: 18px;
  }

  .panel-title {
    padding: 14px 16px;
    font-size: 18px;
  }

  .admin-header,
  .section-title-line {
    flex-direction: column;
    align-items: flex-start;
  }

  .admin-actions {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
  }

  .admin-actions .button-link,
  .admin-actions form,
  .admin-actions form button {
    width: 100%;
  }

  .button-link,
  .small-btn,
  .text-btn {
    min-height: 44px;
  }

  input,
  textarea,
  select {
    font-size: 16px;
  }

  .form-card,
  .editor-card,
  .nested-card {
    padding: 16px;
  }

  .submit-row {
    margin-top: 10px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 28px;
    letter-spacing: 1px;
  }

  .page-shell {
    width: calc(100vw - 16px);
  }

  .admin-shell {
    width: calc(100vw - 16px);
  }

  .field-grid {
    gap: 12px;
  }

  .login-card {
    padding: 24px 18px;
  }
}