@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=DM+Sans:wght@400;500;700&display=swap');

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'DM Sans', sans-serif; background: #fff; color: #1a1a1a; }

/* Side panel — always visible */
#sidepanel {
  position: fixed; top: 0; left: 0; bottom: 0; width: 260px;
  background: #f5f3f0; border-right: 1px solid #e0e0e0;
  z-index: 100; overflow-y: auto;
}

.panel-brand {
  padding: 24px 20px 18px;
  border-bottom: 1px solid #e0e0e0;
  margin-bottom: 4px;
  text-decoration: none;
  display: block;
}
.panel-brand:hover { background: #ede9e4; }
.panel-brand-title {
  display: block; font-family: 'DM Mono', monospace; font-size: 11px;
  font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  color: #1a1a1a;
}
.panel-brand-sub {
  display: block; font-size: 11px; color: #888;
  margin-top: 5px; line-height: 1.4;
}

/* Panel sections */
.panel-section { padding: 16px 0 8px; border-top: 1px solid #e0e0e0; }
.panel-section:first-child { border-top: none; }
.panel-section-label {
  font-family: 'DM Mono', monospace; font-size: 9px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.12em; color: #aaa;
  padding: 0 20px 8px; display: block;
}
.panel-link {
  display: block; padding: 7px 20px; font-size: 13px;
  color: #555; text-decoration: none;
}
.panel-link:hover { background: #ede9e4; }
.panel-link.active {
  color: #1a1a1a; border-left: 2px solid #1a1a1a; padding-left: 18px;
}
.panel-link.placeholder { color: #bbb; cursor: default; pointer-events: none; }
.panel-link-num {
  font-family: 'DM Mono', monospace; font-size: 10px;
  color: #aaa; margin-right: 8px;
}

/* Main content */
#main-content { margin-left: 260px; min-height: 100vh; }
.page-inner { max-width: 900px; margin: 0 auto; padding: 40px 32px; }
.page-inner.narrow { max-width: 720px; }

/* ── Syllabus styles ── */
.syllabus-header {
  padding-bottom: 28px;
  margin-bottom: 32px;
  border-bottom: 2px solid #1a1a1a;
}
.syllabus-course-num {
  font-family: 'DM Mono', monospace; font-size: 11px; color: #aaa;
  letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 8px;
}
.syllabus-title {
  font-size: 22px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.05em; line-height: 1.15; margin-bottom: 20px;
}
.syllabus-meta-grid {
  display: grid; grid-template-columns: auto 1fr;
  gap: 4px 20px; font-size: 13px; line-height: 1.6;
}
.syllabus-meta-label {
  font-family: 'DM Mono', monospace; font-size: 10px;
  text-transform: uppercase; letter-spacing: 0.08em; color: #aaa;
  white-space: nowrap; padding-top: 2px;
}
.syllabus-meta-value { color: #1a1a1a; }
.syllabus-meta-value a { color: #1a1a1a; }

.syllabus-section {
  margin-bottom: 36px;
}
.syllabus-section-label {
  font-family: 'DM Mono', monospace; font-size: 11px;
  text-transform: uppercase; letter-spacing: 0.12em; color: #aaa;
  border-top: 1px solid #e0e0e0; padding-top: 20px; margin-bottom: 14px;
  display: block;
}
.syllabus-body {
  font-size: 14px; line-height: 1.7; color: #1a1a1a;
}
.syllabus-body p { margin-bottom: 12px; }
.syllabus-body p:last-child { margin-bottom: 0; }

/* Software grid */
.software-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
}
.software-item {
  border: 1px solid #e0e0e0; border-radius: 4px; padding: 12px 14px;
}
.software-name {
  font-size: 12px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.06em; margin-bottom: 4px;
}
.software-desc { font-size: 12px; color: #666; line-height: 1.5; }

/* Goals list */
.goals-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.goals-list li {
  font-size: 13px; color: #333; padding-left: 16px; position: relative;
  line-height: 1.6;
}
.goals-list li::before {
  content: '—'; position: absolute; left: 0; color: #bbb; font-size: 12px;
}

/* Weekly schedule table */
.schedule-table {
  width: 100%; border-collapse: collapse; font-size: 12px;
}
.schedule-table th {
  font-family: 'DM Mono', monospace; font-size: 9px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.1em; color: #888;
  padding: 6px 10px; border-bottom: 2px solid #1a1a1a; text-align: left;
}
.schedule-table td {
  padding: 8px 10px; border-bottom: 1px solid #f0f0f0;
  vertical-align: top; line-height: 1.5; color: #333;
}
.schedule-table tr:last-child td { border-bottom: none; }
.schedule-table .week-num {
  font-family: 'DM Mono', monospace; font-size: 10px; color: #aaa;
  white-space: nowrap;
}
.schedule-table .week-topic { font-weight: 600; color: #1a1a1a; }
.schedule-table .part-header td {
  background: #f5f3f0; font-family: 'DM Mono', monospace;
  font-size: 9px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.1em; color: #888; padding: 8px 10px;
}
.tool-badge {
  display: inline-block; font-family: 'DM Mono', monospace;
  font-size: 9px; padding: 1px 5px; border-radius: 3px;
  background: #f0f0f0; color: #555; margin: 1px 1px 1px 0;
  white-space: nowrap;
}
.tool-badge.cad { background: #fde8e8; color: #c0000a; }
.tool-badge.ps  { background: #e8f0fe; color: #1a56cc; }
.tool-badge.ai  { background: #fff0e0; color: #cc5500; }
.tool-badge.id  { background: #fce8f0; color: #b5004a; }
.tool-badge.rh  { background: #f0e8e8; color: #801010; }
.tool-badge.gh  { background: #e8f5e8; color: #2a6a2a; }

/* Grading breakdown */
.grade-breakdown {
  display: flex; flex-direction: column; gap: 6px; margin-top: 12px;
}
.grade-row {
  display: flex; align-items: center; gap: 12px;
  font-size: 13px; padding: 8px 12px;
  background: #fafafa; border: 1px solid #f0f0f0; border-radius: 4px;
}
.grade-row-label { flex: 1; color: #333; }
.grade-row-pct {
  font-family: 'DM Mono', monospace; font-size: 12px;
  font-weight: 700; color: #1a1a1a; white-space: nowrap;
}
.grade-bar {
  width: 80px; height: 4px; background: #f0f0f0; border-radius: 2px; flex-shrink: 0;
}
.grade-bar-fill { height: 100%; background: #1a1a1a; border-radius: 2px; }

/* Grade scale table */
.grade-scale {
  width: 100%; border-collapse: collapse; font-size: 12px; margin-top: 12px;
}
.grade-scale th {
  font-family: 'DM Mono', monospace; font-size: 9px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.1em; color: #888;
  padding: 6px 10px; border-bottom: 2px solid #1a1a1a; text-align: left;
}
.grade-scale td {
  padding: 5px 10px; border-bottom: 1px solid #f0f0f0;
  vertical-align: middle; color: #444;
}
.grade-scale tr:last-child td { border-bottom: none; }

/* Bibliography */
.bib-list {
  display: flex; flex-direction: column; gap: 10px;
  font-size: 13px; line-height: 1.65;
}
.bib-item { color: #333; }
.bib-item em { font-style: italic; }

/* Details/summary for policy sections */
.policy-details {
  border: 1px solid #e0e0e0; border-radius: 4px; margin-bottom: 8px;
}
.policy-details summary {
  font-size: 12px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.06em; color: #333; padding: 12px 16px;
  cursor: pointer; list-style: none; display: flex;
  justify-content: space-between; align-items: center;
  user-select: none;
}
.policy-details summary::-webkit-details-marker { display: none; }
.policy-details summary::after { content: '+'; font-size: 16px; color: #bbb; font-weight: 400; }
.policy-details[open] summary::after { content: '−'; }
.policy-details[open] summary { border-bottom: 1px solid #e0e0e0; }
.policy-body {
  padding: 16px; font-size: 13px; line-height: 1.7; color: #444;
}
.policy-body p { margin-bottom: 10px; }
.policy-body p:last-child { margin-bottom: 0; }
.policy-body a { color: #1a1a1a; }
.policy-body blockquote {
  border-left: 3px solid #e0e0e0; padding-left: 14px;
  margin: 10px 0; font-style: italic; color: #666; font-size: 12px;
}

/* Support resources */
.support-block { margin-bottom: 16px; }
.support-block-title {
  font-size: 12px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.06em; margin-bottom: 6px; color: #1a1a1a;
}
.support-contact {
  font-size: 12px; color: #555; line-height: 1.7;
}
.support-contact a { color: #555; }

/* Placeholder workflow pages */
.wf-placeholder {
  text-align: center; padding: 80px 32px;
}
.wf-placeholder-badge {
  font-family: 'DM Mono', monospace; font-size: 11px; color: #fff;
  background: #1a1a1a; padding: 4px 12px; border-radius: 20px;
  display: inline-block; margin-bottom: 16px; letter-spacing: 0.08em;
}
.wf-placeholder-title {
  font-size: 28px; font-weight: 700; color: #1a1a1a; margin-bottom: 8px;
}
.wf-placeholder-sub {
  font-size: 13px; color: #888; font-family: 'DM Mono', monospace;
  text-transform: uppercase; letter-spacing: 0.08em;
}

/* Responsive */
@media (max-width: 600px) {
  .software-grid { grid-template-columns: 1fr; }
  .schedule-table { font-size: 11px; }
  .schedule-table td { padding: 6px 8px; }
}
@media (max-width: 480px) {
  .page-inner { padding: 24px 16px; }
}