/* page.css - 内页通用布局（内页加载） */

/* ===== Page Header ===== */
.page-header {
  background: linear-gradient(135deg, var(--primary), var(--dark));
  padding: 60px 0 40px;
  color: var(--white);
  text-align: center;
}
.page-header h1 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 12px;
}
.page-header p {
  font-size: 14px;
  color: rgba(255,255,255,0.7);
  max-width: 600px;
  margin: 0 auto;
}

/* ===== Page Content ===== */
.page-content {
  padding: 50px 0;
  background: var(--white);
}
.page-content .container { max-width: 900px; }
.page-content h2 {
  font-size: 22px;
  color: var(--primary);
  margin: 40px 0 20px;
  padding-left: 16px;
  border-left: 4px solid var(--secondary);
}
.page-content h3 {
  font-size: 18px;
  color: var(--primary);
  margin: 30px 0 15px;
}
.page-content p {
  font-size: 14px;
  line-height: 2;
  color: var(--text);
  margin-bottom: 16px;
  text-align: justify;
}
.page-content ul,
.page-content ol {
  margin: 16px 0;
  padding-left: 24px;
}
.page-content ul li {
  list-style: disc;
  margin-bottom: 8px;
  line-height: 1.8;
}
.page-content ol li {
  list-style: decimal;
  margin-bottom: 8px;
  line-height: 1.8;
}
.page-content strong { color: var(--primary); }
.page-content a { color: var(--primary); border-bottom: 1px dotted var(--secondary); }
.page-content a:hover { color: var(--secondary); border-bottom-color: var(--primary); }
.page-content blockquote {
  margin: 24px 0;
  padding: 20px 24px;
  background: var(--bg);
  border-left: 4px solid var(--secondary);
  border-radius: 0 8px 8px 0;
  font-style: italic;
  color: var(--muted);
}
.page-content img {
  border-radius: 8px;
  margin: 24px 0;
  box-shadow: var(--shadow);
}
.page-content table {
  margin: 24px 0;
  border: 1px solid var(--border);
}
.page-content th {
  background: var(--primary);
  color: var(--white);
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
}
.page-content td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}
.page-content tr:nth-child(even) { background: var(--bg); }

/* ===== Sidebar Layout ===== */
.page-with-sidebar .container {
  max-width: 1200px;
  display: flex;
  gap: 40px;
}
.page-main { flex: 1; min-width: 0; }
.page-sidebar {
  width: 300px;
  flex-shrink: 0;
}
.sidebar-widget {
  background: var(--white);
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow);
}
.sidebar-widget h4 {
  font-size: 16px;
  color: var(--primary);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--secondary);
}
.sidebar-widget ul li { margin-bottom: 10px; }
.sidebar-widget ul li a {
  font-size: 13px;
  color: var(--text);
  display: block;
  padding: 6px 0;
  border-bottom: 1px dotted var(--border);
}
.sidebar-widget ul li a:hover { color: var(--secondary); }

/* ===== Case Study Cards ===== */
.case-grid { display: grid; grid-template-columns: 1fr; gap: 24px; }
.case-card {
  background: var(--white);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all 0.3s;
}
.case-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.case-card-body { padding: 24px; }
.case-card h3 {
  font-size: 18px;
  color: var(--primary);
  margin-bottom: 12px;
}
.case-card p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 16px;
}
.case-meta {
  display: flex;
  gap: 20px;
  font-size: 12px;
  color: var(--muted);
}
.case-meta span { display: flex; align-items: center; gap: 4px; }

/* ===== Honor/Awards ===== */
.honor-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.honor-item {
  background: var(--white);
  border-radius: 8px;
  padding: 24px;
  text-align: center;
  box-shadow: var(--shadow);
  border-top: 3px solid var(--secondary);
}
.honor-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  background: var(--bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: var(--secondary);
}
.honor-item h3 {
  font-size: 16px;
  color: var(--primary);
  margin-bottom: 8px;
}
.honor-item p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
}

/* ===== Partner Logos ===== */
.partner-logo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.partner-logo-item {
  height: 100px;
  background: var(--bg);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  font-size: 14px;
  font-weight: 600;
  color: var(--muted);
  transition: all 0.3s;
}
.partner-logo-item:hover {
  border-color: var(--secondary);
  box-shadow: var(--shadow);
}

/* ===== Timeline ===== */
.timeline { position: relative; padding-left: 30px; }
.timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border);
}
.timeline-item {
  position: relative;
  margin-bottom: 30px;
  padding-left: 20px;
}
.timeline-item::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 4px;
  width: 14px;
  height: 14px;
  background: var(--secondary);
  border-radius: 50%;
  border: 3px solid var(--white);
  box-shadow: 0 0 0 2px var(--secondary);
}
.timeline-year {
  font-size: 14px;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 4px;
}
.timeline-item h3 {
  font-size: 16px;
  color: var(--primary);
  margin-bottom: 8px;
}
.timeline-item p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.7;
}

/* ===== Responsive ===== */
@media (min-width: 768px) {
  .page-header { padding: 80px 0 50px; }
  .page-header h1 { font-size: 32px; }
  .case-grid { grid-template-columns: 1fr 1fr; }
  .honor-grid { grid-template-columns: repeat(3, 1fr); }
  .partner-logo-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1024px) {
  .page-header h1 { font-size: 36px; }
  .case-grid { grid-template-columns: repeat(3, 1fr); }
  .honor-grid { grid-template-columns: repeat(4, 1fr); }
  .partner-logo-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 1023px) {
  .page-with-sidebar .container { flex-direction: column; }
  .page-sidebar { width: 100%; }
}