:root {
  --bg: #f7f9fc;
  --white: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --line: rgba(15, 23, 42, 0.08);
  --orange: #f97316;
  --orange-2: #fb923c;
  --orange-soft: #fff7ed;
  --dark: #0f172a;
  --dark-2: #111827;
  --shadow: 0 20px 60px rgba(15, 23, 42, 0.06);
  --radius-xl: 16px;
  --radius-lg: 12px;
  --radius-md: 8px;
  --max: 1240px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
::selection { background: rgba(249, 115, 22, 0.2); color: var(--orange); }
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }
a { color: inherit; text-decoration: none; }
.container { width: min(var(--max), calc(100% - 48px)); margin: 0 auto; position: relative; z-index: 1; }

.section-head { max-width: 1000px; margin: 0 auto; text-align: center; }
.section-title { margin: 12px 0 0; font-size: clamp(30px, 4vw, 54px); line-height: 1.2; letter-spacing: -0.03em; }
.section-desc { margin: 20px 0 0; color: var(--muted); font-size: 16px; line-height: 1.9; }


.edu-hero {
  position: relative;
  min-height: 75vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 0;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #fff;
  text-align: center;
  overflow: hidden;
}
.edu-hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: url('/images/prototypes/school-cooperation/Hero-st.png') center bottom / cover no-repeat;
  opacity: 0.8;
}
.edu-hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 250px;
  background: linear-gradient(to bottom, transparent 0%, #fff 100%);
  z-index: 1;
}
.edu-hero .container {
  position: relative;
  z-index: 2;
}
.edu-hero-tag {
  display: inline-block;
  padding: 8px 24px;
  background: rgba(249, 115, 22, 0.2);
  color: #f97316;
  border-radius: 100px;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 12px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(249, 115, 22, 0.3);
}
.edu-hero h1 {
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 600;
  margin-top: 0;
  margin-bottom: 24px;
  line-height: 1.3;
  color: #ffffff;
  text-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  letter-spacing: 3px;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
}
.edu-hero p {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.9);
  max-width: 800px;
  margin: 0 auto 40px;
  line-height: 1.8;
  font-weight: 300;
  letter-spacing: 1.5px;
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}
.edu-hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
}
.edu-btn-primary {
  background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
  color: #fff;
  padding: 16px 40px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 16px;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(249, 115, 22, 0.4);
}
.edu-btn-primary:hover {
  background: linear-gradient(135deg, #ea580c 0%, #c2410c 100%);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(249, 115, 22, 0.5);
}
.edu-btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  padding: 16px 40px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 16px;
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.3);
  cursor: pointer;
  backdrop-filter: blur(10px);
}
.edu-btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.6);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}


.edu-section {
  padding: 100px 0;
  background: #fff;
}
.edu-section-alt {
  background: #f8fafc;
}

.edu-section-header {
  text-align: center;
  max-width: 1000px;
  margin: 0 auto 60px;
}
.edu-section-tag {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(249, 115, 22, 0.1);
  color: #f97316;
  border-radius: 100px;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 8px;
}
.edu-section-title {
  font-size: 40px;
  font-weight: 800;
  color: #0f172a;
  margin-top: 0;
  margin-bottom: 12px;
  line-height: 1.2;
}
.edu-section-desc {
  font-size: 18px;
  color: #64748b;
  line-height: 1.8;
}


.value-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  align-items: stretch;
}
.value-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: #ffffff;
  border-radius: 20px;
  border: 1px solid rgba(249, 115, 22, 0.08);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}
.value-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(249, 115, 22, 0.08);
  border-color: rgba(249, 115, 22, 0.18);
}
.value-card-img-wrapper {
  width: 100%;
  overflow: hidden;
}
.value-card-img {
  width: 100%;
  aspect-ratio: 21 / 9;
  background-color: #f1f5f9;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  transition: transform 0.5s ease;
}
.value-card:hover .value-card-img {
  transform: scale(1.05);
}
.value-card-content {
  padding: 32px;
  display: flex;
  flex-direction: column;
  flex: 1;
  position: relative;
}
.value-card-top {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 12px;
}
.value-card h3 {
  font-size: 24px;
  font-weight: 700;
  color: #0f172a;
  margin: 0;
  letter-spacing: 0.5px;
  position: relative;
  padding-left: 16px;
}
.value-card h3::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 20px;
  background: linear-gradient(180deg, #f97316 0%, #ea580c 100%);
  border-radius: 4px;
}
.value-card p {
  font-size: 15px;
  color: #64748b;
  line-height: 1.6;
  margin: 0 0 8px 0;
}
.value-summary {
  color: #334155 !important;
  font-weight: 400;
  font-size: 15px !important;
  margin-bottom: 0 !important;
  line-height: 1.8;
  padding-left: 16px;
}
.value-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px solid #f1f5f9;
}
.value-tag {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border-radius: 100px;
  background: #f8fafc;
  color: #475569;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.2s;
}
.value-card:hover .value-tag {
  background: rgba(249, 115, 22, 0.05);
  color: #ea580c;
}


.partners-section {
  margin-top: 80px;
}
.partners-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 24px;
  margin-top: 40px;
}
.partner-logo {
  width: 180px;
  height: 90px;
  background: transparent;
  border-radius: 0;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}
.partner-logo:hover {
  box-shadow: none;
  border-color: transparent;
  transform: translateY(-4px);
}
.partner-logo img {
  max-width: 100%;
  max-height: 80%;
  object-fit: contain;
}
.bases-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 60px;
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid rgba(15, 23, 42, 0.05);
}
.base-item {
  display: flex;
  flex: 1 1 420px;
  flex-direction: column;
  align-items: center;
  max-width: 480px;
  transition: all 0.3s ease;
}
.base-item:hover {
  transform: translateY(-8px);
}
.base-img-wrapper {
  width: 100%;
  background: #fff;
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.04);
  border: 1px solid rgba(15, 23, 42, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.base-img-wrapper img {
  width: 100%;
  height: auto;
  object-fit: contain;
}
.base-text {
  font-size: 18px;
  font-weight: 700;
  color: #334155;
  text-align: center;
  line-height: 1.6;
  margin: 0;
}


.course-grid {
  display: flex;
  flex-direction: column;
  gap: 40px;
}
.course-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  align-items: stretch;
}
.course-item {
  background: #fff;
  padding: 32px 24px;
  border-radius: 20px;
  border: 1px solid rgba(15, 23, 42, 0.05);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.02);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}
.course-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #f97316, #fb923c);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.course-item:hover {
  box-shadow: 0 15px 35px rgba(249, 115, 22, 0.08);
  border-color: rgba(249, 115, 22, 0.2);
  transform: translateY(-6px);
}
.course-item:hover::before {
  opacity: 1;
}
.course-item-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}
.course-item-icon {
  width: 36px;
  height: 36px;
  background: transparent;
  color: #f97316;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
  transition: all 0.3s;
}
.course-item:hover .course-item-icon {
  color: #ea580c;
  transform: scale(1.1);
}
.course-item-header h4 {
  font-size: 20px;
  font-weight: 700;
  color: #0f172a;
  margin: 0;
}
.course-item-text {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}
.course-item-text p {
  font-size: 15px;
  color: #64748b;
  line-height: 1.7;
  margin: 0;
  flex-grow: 1;
}
.course-examples {
  background: linear-gradient(135deg, #fffcf8 0%, #fff 100%);
  border: 1px solid rgba(249, 115, 22, 0.15);
  padding: 40px;
  border-radius: 24px;
  box-shadow: 0 10px 30px rgba(249, 115, 22, 0.04);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-top: 20px;
}
.course-examples h3 {
  font-size: 24px;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 16px;
}
.course-examples > p {
  max-width: 800px;
  font-size: 16px;
}
.example-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 10px;
}
.example-tag {
  background: #fff;
  padding: 10px 20px;
  border-radius: 50px;
  font-size: 14px;
  color: #ea580c;
  font-weight: 600;
  border: 1px solid rgba(249, 115, 22, 0.2);
  box-shadow: 0 4px 10px rgba(249, 115, 22, 0.05);
  transition: all 0.3s;
  display: flex;
  align-items: center;
  gap: 8px;
}
.example-tag:hover {
  background: #f97316;
  color: #fff;
  transform: translateY(-2px);
}
.example-tag::before {
  content: 'book_4';
  font-family: 'Material Symbols Outlined';
  font-weight: 400;
  color: inherit;
  font-size: 16px;
}


.study-layout {
  display: flex;
  gap: 40px;
  align-items: stretch;
  margin-top: 40px;
}
.study-carousel-wrapper {
  flex: 1.2;
}

.carousel-container {
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
  background: #fff;
  position: relative;
}
.carousel-track {
  display: flex;
  width: 300%;
  height: 100%;
  transition: transform 0.5s ease-in-out;
}
.carousel-slide {
  flex: 1;
  height: 100%;
  background-size: cover;
  background-position: center;
}
.study-carousel-nav {
  position: absolute;
  top: 50%;
  z-index: 12;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.42);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  cursor: pointer;
  opacity: 0.78;
  transform: translateY(-50%);
  transition: opacity 0.25s ease, background 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 10px 26px rgba(15, 23, 42, 0.2);
}
.study-carousel-prev {
  left: 14px;
}
.study-carousel-next {
  right: 14px;
}
.study-carousel-nav .material-symbols-outlined {
  width: 100%;
  height: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: 'Material Symbols Outlined';
  font-size: 26px;
  font-weight: 500;
  line-height: 1;
  font-variation-settings: 'FILL' 0, 'wght' 500, 'GRAD' 0, 'opsz' 32;
}
.study-carousel-wrapper:hover .study-carousel-nav,
.study-carousel-nav:focus-visible {
  opacity: 1;
}
.study-carousel-nav:hover,
.study-carousel-nav:focus-visible {
  background: #f97316;
  border-color: #f97316;
  transform: translateY(-50%) scale(1.08);
  outline: none;
}
.study-carousel-indicators {
  position: absolute;
  left: 50%;
  bottom: 20px;
  z-index: 10;
  display: flex;
  gap: 8px;
  transform: translateX(-50%);
}
.study-carousel-dot {
  width: 6px;
  height: 6px;
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.7);
  cursor: pointer;
  transition: all 0.3s ease;
}
.study-carousel-dot.active {
  width: 20px;
  background: #f97316;
}

.study-cards {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.study-card {
  background: #fff;
  padding: 32px;
  border-radius: 20px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
  border: 1px solid rgba(15, 23, 42, 0.05);
  transition: transform 0.3s;
}
.study-card:hover {
  transform: translateY(-4px);
}
.study-card-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}
.study-card-icon {
  width: 36px;
  height: 36px;
  background: transparent;
  color: #f97316;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}
.study-card-header h4 {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  color: #0f172a;
}
.study-card p {
  margin: 0;
  color: #64748b;
  line-height: 1.7;
  font-size: 15px;
}


.carousel-container-event {
  margin-bottom: 60px;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
  aspect-ratio: 21 / 9;
  background: #fff;
  position: relative;
}
.carousel-track-event {
  display: flex;
  width: 600%;
  height: 100%;
  transition: transform 0.5s ease-in-out;
}
.gallery-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin-top: -20px;
  margin-bottom: 60px;
}
.event-gallery-controls {
  margin-top: -20px;
}
.g-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.3);
  color: #ff6b00;
  font-size: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
}
.g-btn .material-symbols-outlined {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  font-family: 'Material Symbols Outlined';
  font-size: 34px;
  font-weight: 500;
  line-height: 1;
  font-variation-settings: 'FILL' 0, 'wght' 500, 'GRAD' 0, 'opsz' 40;
}
.g-btn:hover {
  background: #ff6b00;
  border-color: #ff6b00;
  color: #fff;
  transform: scale(1.1);
}
.gallery-indicators {
  display: flex;
  gap: 8px;
}
.g-dot {
  width: 32px;
  height: 4px;
  background: rgba(148, 163, 184, 0.3);
  border-radius: 2px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.g-dot::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 0%;
  background: #ff6b00;
  transition: width 0.3s ease;
}
.g-dot.active::after {
  width: 100%;
  transition: width 3s linear;
}
.carousel-slide-event {
  flex: 1;
  height: 100%;
  background-size: cover;
  background-position: center;
}


.event-course-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  align-items: stretch;
}


.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}
.case-card {
  background: #fff;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05);
  border: 1px solid rgba(15, 23, 42, 0.05);
}
.case-img {
  height: 200px;
  background: #e2e8f0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #94a3b8;
  font-size: 40px;
}
.case-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.case-content {
  padding: 30px;
}
.case-tag {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(59, 130, 246, 0.1);
  color: #3b82f6;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 16px;
}
.case-card h3 {
  font-size: 20px;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 12px;
}
.case-card p {
  font-size: 15px;
  color: #64748b;
  line-height: 1.6;
}


.process-wrapper {
  display: flex;
  justify-content: space-between;
  position: relative;
  margin-top: 60px;
}
.process-wrapper::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 50px;
  right: 50px;
  height: 2px;
  background: rgba(249, 115, 22, 0.2);
  z-index: 1;
}
.process-step {
  flex: 1;
  text-align: center;
  position: relative;
  z-index: 2;
  padding: 0 15px;
}
.process-num {
  width: 80px;
  height: 80px;
  background: #fff;
  border: 2px solid #f97316;
  border-radius: 50%;
  margin: 0 auto 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 900;
  color: #f97316;
  box-shadow: 0 10px 20px rgba(249, 115, 22, 0.1);
}
.process-step h3 {
  font-size: 18px;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 12px;
}
.process-step p {
  font-size: 14px;
  color: #64748b;
  line-height: 1.6;
}


.cta-section {
  padding: 120px 0;
  background: linear-gradient(135deg, #f97316 0%, #fb923c 100%);
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -50%; left: -10%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 60%);
  border-radius: 50%;
}
.cta-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
}
.cta-content h2 {
  font-size: 48px;
  font-weight: 900;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}
.cta-content p {
  font-size: 20px;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 40px;
}
.cta-btn {
  background: #fff;
  color: #f97316;
  padding: 18px 48px;
  border-radius: 100px;
  font-size: 18px;
  font-weight: 800;
  border: none;
  cursor: pointer;
  transition: all 0.3s;
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}
.cta-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}


.cta-section-light {
  padding: 100px 0;
  background: #fff;
  text-align: center;
  color: #0f172a;
  position: relative;
  overflow: hidden;
  border-top: 1px solid #e2e8f0;
}
.cta-content-light {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
}
.cta-content-light h2 {
  font-size: 40px;
  font-weight: 800;
  margin-bottom: 24px;
}
.cta-content-light p {
  font-size: 18px;
  color: #64748b;
  line-height: 1.8;
  margin-bottom: 40px;
}
.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
}
.cta-btn-orange {
  padding: 16px 36px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s;
  border: none;
  background: #f97316;
  color: #fff;
}
.cta-btn-orange:hover {
  background: #ea580c;
  transform: translateY(-2px);
}


@media (max-width: 1024px) {
  .value-grid,
  .direction-grid,
  .case-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .course-grid {
    grid-template-columns: 1fr;
  }
  .course-list,
  .event-course-list {
    grid-template-columns: repeat(2, 1fr) !important;
  }
  .process-wrapper {
    flex-direction: column;
    gap: 40px;
  }
  .process-wrapper::before {
    top: 0;
    bottom: 0;
    left: 50px;
    right: auto;
    width: 2px;
    height: auto;
  }
  .process-step {
    display: flex;
    align-items: flex-start;
    text-align: left;
    gap: 24px;
  }
  .process-num {
    margin: 0;
    flex-shrink: 0;
  }
  .study-layout {
    flex-direction: column;
  }
}

@media (max-width: 768px) {
  .value-grid,
  .direction-grid,
  .case-grid {
    grid-template-columns: 1fr;
  }
  .course-list,
  .event-course-list {
    grid-template-columns: 1fr !important;
  }
}