@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700&display=swap');

body {
  margin: 0;
  font-family: 'Inter', Arial, sans-serif;
  background: #f8fafd;
}

.curriculum-section {
  background: #fff;
  padding: 52px 0 48px 0;
}

.curriculum-heading {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 38px auto;
}
.curriculum-heading h2 {
  font-size: 2rem;
  font-weight: 700;
  color: #1743b6;
  margin-bottom: 12px;
  letter-spacing: -1px;
}

.curriculum-heading p {
  font-size: 1rem;
  color: #495b7b;
  line-height: 1.6;
  margin-top: 0;
}

.curriculum-main {
  display: flex;
  gap: 36px;
  max-width: 1240px;
  margin: 0 auto;
  align-items: flex-start;
}

.curriculum-tabs {
  min-width: 285px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.tab-btn {
  border: none;
  background: #fff;
  color: #232e49;
  font-size: 1.13rem;
  font-weight: 600;
  text-align: left;
  border-radius: 11px;
  padding: 18px 20px;
  margin-bottom: 0;
  cursor: pointer;
  transition: background 0.22s, color 0.22s, border 0.18s;
  border-left: 0 solid transparent;
  position: relative;
  outline: none;
}
.tab-btn.active {
  background: #193570;
  color: #fff;
  border-left: 0;
  box-shadow: 0 6px 18px 0 rgba(36,58,120,0.10);
}
.tab-btn:not(.active):hover {
  background: #f3f6fd;
}

.curriculum-panel-area {
  flex: 1;
  min-width: 390px;
  background: #f9faff;
  border-radius: 13px;
  box-shadow: 0 2px 22px 0 rgba(90,120,168,0.08);
  padding: 28px 0 23px 0;
}

.curriculum-panel {
  display: none;
  animation: fadeIn 0.5s;
}
.curriculum-panel.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.accordion {
  width: 95%;
  margin: 0 auto;
}

.accordion-item {
  background: #fff;
  border-radius: 13px;
  box-shadow: 0 2px 16px 0 rgba(90,120,168,0.08);
  margin-bottom: 22px;
  overflow: hidden;
}

.accordion-title {
  background: #fff;
  font-weight: 700;
  font-size: 1.15rem;
  color: #232e49;
  border: none;
  width: 100%;
  text-align: left;
  padding: 32px 38px 24px 34px;
  cursor: pointer;
  position: relative;
  transition: background 0.16s;
  outline: none;
  letter-spacing: 0.01em;
}

/* Small blue triangle for accordion */
.accordion-title::after {
  content: '';
  position: absolute;
  right: 28px;
  top: 35px;
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-top: 10px solid #2366d1; /* Blue */
  transition: transform 0.3s ease;
}
.accordion-item.active .accordion-title::after {
  transform: rotate(180deg);
  top: 41px;
}

.accordion-content {
  background: #f8fcff;
  font-size: 1rem;
  color: #313b51;
  padding: 22px 44px 36px 44px;
  display: none;
  border-top: 1px solid #eceefa;
  font-weight: 400;
}

.accordion-item.active .accordion-content {
  display: block;
}

strong, .overview-highlight {
  color: #000;
  font-weight: bold;
  font-size: 1.01rem;
  display: block;
  margin-top: 18px;
  margin-bottom: 0;
  letter-spacing: 0.01em;
}

/* WEEKLY BREAKDOWN DESIGN */
.module-title {
  font-weight: 600;
  font-size: 1.07rem;
  margin-top: 28px;
  margin-bottom: 5px;
  letter-spacing: 0.01em;
}

.module-duration {
  color: #637489;
  font-size: 1rem;
  margin-bottom: 19px;
  display: block;
}

.accordion-content .week-label {
  font-weight: 700;
  color: #213969;
  margin-top: 13px;
  margin-bottom: 9px;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
}

.breakdown-list {
  list-style-type: disc;
  padding-left: 22px;
  margin-top: 0;
  margin-bottom: 0;
}

.breakdown-list li {
  color: #213142;
  font-size: 1.02rem;
  line-height: 1.73;
  margin: 0 0 1px 0;
  padding: 0;
  letter-spacing: 0.01em;
}

/* Small, neat bullet points */
.breakdown-list li::marker {
  font-size: 0.7em;
  color: #2366d1;
}

/* Prominent but faint dividers for week separation */
.week-divider {
  margin: 38px 0 26px 0;
  border: none;
  border-top: 1.7px solid #e8ebf1;
  background: none;
  height: 0;
  width: 100%;
}

/* Tools cards */
.tools-row {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-top: 12px;
}

.tool-icon {
  width: 70px;
  height: 70px;
  object-fit: contain;
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 1px 6px rgba(110,120,150,0.07);
  margin: 0 5px;
}

/* Skills block */
.skills-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.skills-list li {
  display: flex;
  align-items: center;
  font-size: 1rem;
  padding: 10px 0;
}

.skills-list .tick {
  display: inline-block;
  width: 22px;
  height: 22px;
  margin-right: 8px;
  background: url('data:image/svg+xml;utf8,<svg width="22" height="22" xmlns="http://www.w3.org/2000/svg"><path d="M6 12.5l4 4 6-8" stroke="%2317c400" stroke-width="3" fill="none" stroke-linecap="round"/></svg>') no-repeat center/18px;
}

.skills-list li b {
  font-weight: 600;
  color: #1d2a43;
}

@media (max-width: 900px) {
  .curriculum-main {
    flex-direction: column;
    gap: 24px;
    align-items: stretch;
  }
  .curriculum-tabs {
    flex-direction: row;
    min-width: unset;
    gap: 4px;
    margin-bottom: 16px;
  }
  .tab-btn {
    width: 100%;
    padding: 14px 10px;
    font-size: 1rem;
  }
  .curriculum-panel-area {
    padding: 10px 0 10px 0;
    min-width: unset;
  }
  .accordion {
    width: 99%;
  }
  .accordion-title,
  .accordion-content {
    padding-left: 20px;
    padding-right: 16px;
  }
}