body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background: #f5f7fb;
}

/* HEADER */
header {
  background: #0A1F44;
  color: white;
  padding: 15px 40px;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-img { height: 50px; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 25px;
}

.nav-links a {
  color: white;
  margin-left: 20px;
  text-decoration: none;
}

.profile {
  display: flex;
  align-items: center;
  margin-left: 20px;
  gap: 8px;
  cursor: pointer;
}

.profile-img {
  width: 35px;
  height: 35px;
  border-radius: 50%;
  margin-right: 8px;
  gap: 8px;
  cursor: pointer;
}

/* DASHBOARD LAYOUT */
.dashboard-layout {
  display: flex;
  min-height: 85vh;
}

/* SIDEBAR */
.dashboard-sidebar {
  width: 240px;
  background: #0A1F44;
  color: white;
  padding: 20px;
}

.dashboard-sidebar ul {
  list-style: none;
  padding: 0;
}

.dashboard-sidebar li {
  padding: 12px;
  cursor: pointer;
  border-radius: 6px;
}

.dashboard-sidebar li:hover {
  background: #ff7a00;
}

/* MAIN */
.dashboard-main {
  flex: 1;
  padding: 40px;
}

.profile-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.role-badge {
  background: #ff7a00;
  padding: 6px 12px;
  border-radius: 20px;
  color: white;
  font-weight: bold;
}

/* SECTIONS */
.dash-section {
  margin-top: 30px;
}

.hidden {
  display: none;
}

/* COURSE CARDS */
.course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px,1fr));
  gap: 20px;
  margin-top: 20px;
}

.course-card {
  background: white;
  border-radius: 12px;
  box-shadow: 0 6px 18px rgba(0,0,0,0.08);
  overflow: hidden;
  position: relative;
  transition: transform 0.3s ease;
}

.course-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.12);
}

.course-card img {
  width: 100%;
  height: 140px;
  object-fit: cover;
}

.course-info {
  padding: 15px;
}

.course-info h3 {
  margin: 0;
  font-size: 16px;
  margin-bottom: 10px;
}

.warning {
  margin-top: 8px;
  font-size: 13px;
  color: #ff4d4f;
  font-weight: 600;
}

.progress-bar {
  height: 6px;
  background: #ddd;
  border-radius: 5px;
  margin: 10px 0;
}

.progress-fill {
  height: 100%;
  background: #ff7a00;
  border-radius: 5px;
}

.continue-btn {
  width: 100%;
  padding: 10px;
  border: none;
  background: #0A1F44;
  color: white;
  border-radius: 6px;
  cursor: pointer;
}

/* ADMIN RIBBON */
.ribbon {
  position: absolute;
  top: 10px;
  left: -10px;
  background: red;
  color: white;
  padding: 5px 20px;
  transform: rotate(-45deg);
  font-size: 12px;
}

/* PROFILE EDIT */
.profile-card,
.payment-card {
  background: white;
  padding: 25px;
  border-radius: 12px;
  max-width: 400px;
}

.profile-card input {
  width: 100%;
  padding: 10px;
  margin-bottom: 15px;
}

#saveProfileBtn {
  padding: 10px;
  width: 100%;
  background: #ff7a00;
  border: none;
  color: white;
  border-radius: 6px;
}

.pay-btn {
  padding: 12px;
  width: 100%;
  background: green;
  border: none;
  color: white;
  border-radius: 6px;
}

footer {
  text-align: center;
  padding: 20px;
  background: #0A1F44;
  color: white;
}