body.guide-sciences-ipad {
  --max: 1280px;
  --science-blue: #165d78;
  --science-blue-soft: #eaf7fb;
  --science-green: #25745c;
  --science-green-soft: #ecfbf5;
  --science-indigo: #4a5ca8;
  --science-amber: #a86713;
}

body.guide-sciences-ipad .wrap {
  padding-top: 28px;
  padding-bottom: 82px;
}

body.guide-sciences-ipad .hero::before {
  content: "";
  position: absolute;
  inset: -150px -95px auto auto;
  width: 440px;
  height: 440px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(22,93,120,.18), transparent 69%);
  pointer-events: none;
}

body.guide-sciences-ipad .hero::after {
  inset: auto auto -185px -115px;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(37,116,92,.15), transparent 70%);
}

body.guide-sciences-ipad .brand img {
  width: min(365px, 100%);
}

body.guide-sciences-ipad .hero-content {
  padding: 12px 4px 8px;
}

body.guide-sciences-ipad h1 {
  max-width: 12ch;
  font-size: clamp(2.45rem, 4.55vw, 4.9rem);
  line-height: .98;
  letter-spacing: -.055em;
}

body.guide-sciences-ipad .lead {
  max-width: 820px;
}

body.guide-sciences-ipad .central-question {
  margin-top: 22px;
  max-width: 835px;
  border-radius: 22px;
  padding: 18px 19px;
  background: linear-gradient(135deg, #102c3a, #1c5870);
  color: #fff;
  box-shadow: 0 16px 36px rgba(15,23,42,.15);
}

body.guide-sciences-ipad .central-question span {
  display: block;
  color: #c7eff8;
  text-transform: uppercase;
  letter-spacing: .14em;
  font-size: .78rem;
  font-weight: 850;
  margin-bottom: 6px;
}

body.guide-sciences-ipad .central-question p {
  margin: 0;
  color: inherit;
  font-size: 1.02rem;
}

body.guide-sciences-ipad .hero-aside {
  display: grid;
  gap: 13px;
  align-content: center;
}

body.guide-sciences-ipad .principle-card {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 13px;
  align-items: start;
  padding: 17px;
  background: rgba(255,255,255,.9);
  border: 1px solid var(--line);
  border-radius: 21px;
}

body.guide-sciences-ipad .principle-card h2 {
  margin: 1px 0 4px;
  font-size: 1rem;
  letter-spacing: -.015em;
}

body.guide-sciences-ipad .principle-card p {
  margin: 0;
  color: var(--muted);
  font-size: .93rem;
}

body.guide-sciences-ipad .icon {
  width: 20px;
  height: 20px;
  stroke-width: 2.1;
}

body.guide-sciences-ipad .icon-box {
  color: var(--science-blue);
  background: var(--science-blue-soft);
  border-color: #cbe7f0;
}

body.guide-sciences-ipad .icon-box.small {
  width: 48px;
  height: 48px;
  border-radius: 16px;
}

body.guide-sciences-ipad .icon-box .icon {
  width: 27px;
  height: 27px;
}

body.guide-sciences-ipad .panel {
  padding: 28px;
}

body.guide-sciences-ipad .card h3 {
  margin: 0 0 11px;
  display: flex;
  gap: 9px;
  align-items: center;
  font-size: 1.1rem;
  letter-spacing: -.015em;
}

body.guide-sciences-ipad .card h4 {
  margin: 0 0 5px;
}

body.guide-sciences-ipad .card p {
  margin: 0 0 11px;
  color: var(--muted);
}

body.guide-sciences-ipad .card p:last-child {
  margin-bottom: 0;
}

body.guide-sciences-ipad .card ul,
body.guide-sciences-ipad .card ol {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--muted);
}

body.guide-sciences-ipad .card li + li {
  margin-top: 8px;
}

body.guide-sciences-ipad .need-grid,
body.guide-sciences-ipad .field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 11px;
}

body.guide-sciences-ipad .need-grid > div,
body.guide-sciences-ipad .field-grid > div {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 17px;
  background: #fbfcfe;
}

body.guide-sciences-ipad .need-grid strong,
body.guide-sciences-ipad .need-grid span,
body.guide-sciences-ipad .field-grid strong,
body.guide-sciences-ipad .field-grid span {
  display: block;
}

body.guide-sciences-ipad .need-grid span,
body.guide-sciences-ipad .field-grid span {
  margin-top: 4px;
  color: var(--muted);
  font-size: .91rem;
}

body.guide-sciences-ipad .feature-list {
  display: grid;
  gap: 10px;
}

body.guide-sciences-ipad .feature-list > div {
  padding: 13px 14px;
  background: #fbfcfe;
  border: 1px solid var(--line);
  border-radius: 17px;
}

body.guide-sciences-ipad .feature-list strong {
  display: block;
  margin-bottom: 3px;
}

body.guide-sciences-ipad .feature-list p {
  margin: 0;
  font-size: .93rem;
}

body.guide-sciences-ipad .step {
  grid-template-columns: 42px minmax(0,1fr);
}

body.guide-sciences-ipad .step::before {
  content: none;
}

body.guide-sciences-ipad .step-num {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: #fff;
  color: var(--science-blue);
  border: 1px solid #cbe7f0;
  box-shadow: 0 5px 12px rgba(22,93,120,.07);
  font-weight: 900;
}

body.guide-sciences-ipad .step h4 {
  margin: 1px 0 5px;
  font-size: 1rem;
}

body.guide-sciences-ipad .step p {
  margin: 0;
  color: var(--muted);
  font-size: .94rem;
}

body.guide-sciences-ipad .checklist-card {
  display: grid;
  gap: 10px;
}

body.guide-sciences-ipad .checklist-card h3 {
  margin-bottom: 3px;
}

body.guide-sciences-ipad .check-row {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 10px;
  align-items: start;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: #fbfcfe;
  cursor: pointer;
}

body.guide-sciences-ipad .check-row input {
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  accent-color: var(--science-green);
}

body.guide-sciences-ipad .check-row span {
  color: #334155;
}

body.guide-sciences-ipad .discipline {
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(180deg, #fff, #fbfcfe);
}

body.guide-sciences-ipad .discipline h4 {
  margin: 10px 0 5px;
  font-size: 1rem;
}

body.guide-sciences-ipad .discipline p {
  margin: 0;
  font-size: .92rem;
}

body.guide-sciences-ipad .subject-label,
body.guide-sciences-ipad .ecosystem-badge {
  display: inline-flex;
  padding: 6px 9px;
  border-radius: 999px;
  font-size: .78rem;
  font-weight: 850;
  letter-spacing: .02em;
}

body.guide-sciences-ipad .subject-label.pc {
  color: #274f99;
  background: #edf3ff;
  border: 1px solid #cedcff;
}

body.guide-sciences-ipad .subject-label.svt {
  color: #1f6a51;
  background: var(--science-green-soft);
  border: 1px solid #ccebdd;
}

body.guide-sciences-ipad .challenge {
  padding: 18px;
  border: 1px solid #f5d7a9;
  border-radius: 20px;
  background: linear-gradient(180deg, #fff9ed, #fff);
}

body.guide-sciences-ipad .challenge > span {
  display: inline-flex;
  margin-bottom: 8px;
  padding: 5px 9px;
  border-radius: 999px;
  background: #fff1cf;
  color: #8a5510;
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-weight: 900;
}

body.guide-sciences-ipad .challenge h3 {
  margin: 0 0 5px;
  font-size: 1.06rem;
}

body.guide-sciences-ipad .challenge p {
  margin: 0;
  color: var(--muted);
}

body.guide-sciences-ipad .resource-card {
  display: grid;
  gap: 9px;
}

body.guide-sciences-ipad .resource-card h3 {
  margin-bottom: 2px;
}

body.guide-sciences-ipad .resource-card a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 13px;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: #fbfcfe;
  font-weight: 750;
  color: #1d4ed8;
}

body.guide-sciences-ipad .resource-card a::after {
  content: "↗";
  flex: 0 0 auto;
}

body.guide-sciences-ipad .resource-card a:hover {
  text-decoration: none;
  background: var(--science-blue-soft);
}

body.guide-sciences-ipad .resource-wide {
  margin-top: 18px;
}

body.guide-sciences-ipad .resource-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 10px;
}

body.guide-sciences-ipad .ecosystem-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 13px;
}

body.guide-sciences-ipad .ecosystem-grid > div {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(180deg, #fff, #fbfcfe);
}

body.guide-sciences-ipad .ecosystem-grid h4 {
  margin: 10px 0 5px;
  font-size: 1.02rem;
}

body.guide-sciences-ipad .ecosystem-grid p {
  margin: 0;
  color: var(--muted);
  font-size: .91rem;
}

body.guide-sciences-ipad .ecosystem-badge {
  color: #23566c;
  background: var(--science-blue-soft);
  border: 1px solid #cbe7f0;
}

body.guide-sciences-ipad .sensor-layout {
  margin-top: 18px;
}

body.guide-sciences-ipad .table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 19px;
  background: #fff;
}

body.guide-sciences-ipad .need-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

body.guide-sciences-ipad .need-table th,
body.guide-sciences-ipad .need-table td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
  font-size: .92rem;
}

body.guide-sciences-ipad .need-table th {
  background: #f8fafc;
  color: #334155;
  font-size: .83rem;
  text-transform: uppercase;
  letter-spacing: .05em;
}

body.guide-sciences-ipad .need-table tr:last-child td {
  border-bottom: 0;
}

body.guide-sciences-ipad .data-flow,
body.guide-sciences-ipad .reasoning-flow,
body.guide-sciences-ipad .storyboard {
  display: grid;
  gap: 10px;
}

body.guide-sciences-ipad .data-flow > div,
body.guide-sciences-ipad .reasoning-flow > div,
body.guide-sciences-ipad .storyboard > div {
  display: grid;
  grid-template-columns: 38px 135px 1fr;
  gap: 10px;
  align-items: start;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 17px;
  background: #fbfcfe;
}

body.guide-sciences-ipad .data-flow > div > span {
  width: 32px;
  height: 32px;
  border-radius: 11px;
  display: grid;
  place-items: center;
  background: var(--science-blue);
  color: #fff;
  font-weight: 900;
}

body.guide-sciences-ipad .data-flow p,
body.guide-sciences-ipad .storyboard p {
  margin: 0;
  font-size: .92rem;
}

body.guide-sciences-ipad .reasoning-flow > div {
  grid-template-columns: 120px 1fr;
}

body.guide-sciences-ipad .reasoning-flow span {
  color: var(--muted);
  font-size: .93rem;
}

body.guide-sciences-ipad .storyboard > div {
  grid-template-columns: 72px 125px 1fr;
}

body.guide-sciences-ipad .storyboard > div > span {
  color: var(--science-blue);
  font-size: .83rem;
  font-weight: 900;
}

body.guide-sciences-ipad .folder-structure {
  display: grid;
  gap: 8px;
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: 17px;
  background: #0f2230;
  color: #d9edf4;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .9rem;
}

body.guide-sciences-ipad .folder-structure code {
  color: #fff;
  font-weight: 800;
}

body.guide-sciences-ipad .folder-structure span {
  padding-left: 18px;
}

body.guide-sciences-ipad .provider-list {
  display: grid;
  gap: 10px;
}

body.guide-sciences-ipad .provider-list a {
  display: grid;
  grid-template-columns: 105px 1fr;
  gap: 12px;
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fbfcfe;
  color: var(--text);
}

body.guide-sciences-ipad .provider-list a:hover {
  text-decoration: none;
  background: var(--science-blue-soft);
}

body.guide-sciences-ipad .provider-list span {
  color: var(--muted);
  font-size: .92rem;
}

body.guide-sciences-ipad .small-note {
  margin-top: 10px !important;
  font-size: .88rem;
}

body.guide-sciences-ipad .notice {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 16px;
  align-items: start;
  margin-top: 24px;
  padding: 22px;
  border: 1px solid #ccebdd;
  border-radius: 24px;
  background: linear-gradient(180deg, var(--science-green-soft), #fff);
  box-shadow: var(--shadow-soft);
}

body.guide-sciences-ipad .notice h2 {
  margin: 0 0 6px;
  font-size: 1.28rem;
  letter-spacing: -.02em;
}

body.guide-sciences-ipad .notice p {
  margin: 0;
  color: var(--muted);
}

body.guide-sciences-ipad .notice .icon-box {
  color: var(--science-green);
  background: var(--science-green-soft);
  border-color: #ccebdd;
}

body.guide-sciences-ipad .footer-links {
  justify-content: flex-end;
}

body.guide-sciences-ipad .footer .small {
  margin-top: 9px;
  font-size: .89rem;
}

@media (max-width: 1120px) {
  body.guide-sciences-ipad .ecosystem-grid {
    grid-template-columns: repeat(2, minmax(0,1fr));
  }

  body.guide-sciences-ipad .resource-columns {
    grid-template-columns: repeat(2, minmax(0,1fr));
  }
}

@media (max-width: 760px) {
  body.guide-sciences-ipad .wrap {
    padding-bottom: 60px;
  }

  body.guide-sciences-ipad .hero,
  body.guide-sciences-ipad .panel,
  body.guide-sciences-ipad .footer {
    border-radius: 24px;
  }

  body.guide-sciences-ipad .brand img {
    width: 275px;
  }

  body.guide-sciences-ipad .panel {
    padding: 19px;
  }

  body.guide-sciences-ipad .need-grid,
  body.guide-sciences-ipad .field-grid,
  body.guide-sciences-ipad .ecosystem-grid,
  body.guide-sciences-ipad .resource-columns {
    grid-template-columns: 1fr;
  }

  body.guide-sciences-ipad .data-flow > div,
  body.guide-sciences-ipad .reasoning-flow > div,
  body.guide-sciences-ipad .storyboard > div {
    grid-template-columns: 1fr;
  }

  body.guide-sciences-ipad .provider-list a {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  body.guide-sciences-ipad .notice {
    grid-template-columns: 1fr;
    padding: 19px;
  }

  body.guide-sciences-ipad .footer-links {
    justify-content: flex-start;
  }

  body.guide-sciences-ipad .tab-btn {
    padding: 9px 10px;
    font-size: .87rem;
  }
}

@media print {
  body.guide-sciences-ipad .tabs,
  body.guide-sciences-ipad .hero-actions {
    display: none !important;
  }

  body.guide-sciences-ipad .panel {
    display: block !important;
    page-break-inside: avoid;
    box-shadow: none;
    border: 1px solid #d1d5db;
  }

  body.guide-sciences-ipad .panel[hidden] {
    display: block !important;
  }

  body.guide-sciences-ipad .wrap {
    width: 100%;
  }

  body.guide-sciences-ipad .hero,
  body.guide-sciences-ipad .quick-start,
  body.guide-sciences-ipad .notice,
  body.guide-sciences-ipad .footer {
    box-shadow: none;
  }
}