body {
  background: #f5f7fb;
  color: #1b2430;
  font-family: Arial, Helvetica, sans-serif;
}

.hero-shell {
  background: linear-gradient(135deg, #081a32 0%, #0d2d52 35%, #17457d 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.hero-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(255,255,255,0.12), transparent 35%);
  pointer-events: none;
}

.hero-shell .container {
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.hero-title {
  font-size: clamp(2.3rem, 5vw, 4rem);
  line-height: 1.08;
  font-weight: 800;
  max-width: 700px;
  margin-bottom: 18px;
}

.hero-lead {
  font-size: 1.15rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.9);
  max-width: 680px;
  margin-bottom: 30px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 12px;
}

.hero-btn-primary {
  background: #f7c948;
  border-color: #f7c948;
  color: #122235;
  font-weight: 700;
  box-shadow: 0 10px 25px rgba(247, 201, 72, 0.35);
}

.hero-btn-primary:hover {
  background: #f5bc1f;
  border-color: #f5bc1f;
  color: #122235;
}

.hero-btn-secondary {
  border-color: rgba(255,255,255,0.5);
  color: #fff;
  background: rgba(255,255,255,0.04);
  font-weight: 600;
}

.hero-btn-secondary:hover {
  background: rgba(255,255,255,0.12);
  color: #fff;
}

.hero-panel {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 18px;
  padding: 24px 20px;
  box-shadow: 0 20px 45px rgba(0,0,0,0.18);
  backdrop-filter: blur(10px);
}

.hero-panel-header {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: #dfeeff;
}

.hero-points {
  margin: 0;
  padding-left: 20px;
  list-style: none;
}

.hero-points li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 14px;
  line-height: 1.7;
  color: rgba(255,255,255,0.92);
}

.hero-points li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: #7fe0a4;
  font-weight: 700;
}

.hero-quote {
  max-width: 760px;
  margin-top: 30px;
  padding: 16px 20px 0 20px;
  border-left: 3px solid rgba(247, 201, 72, 0.9);
  color: rgba(255,255,255,0.82);
}

.hero-quote p {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.7;
}

.hero-quote footer {
  margin-top: 8px;
  color: rgba(255,255,255,0.7);
  font-size: 0.95rem;
}

body {
  background: #f4f7fb;
  color: #1c2430;
  font-family: Arial, Helvetica, sans-serif;
}

.navbar {
  background: linear-gradient(135deg, #0a1d36 0%, #10335e 100%) !important;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding: 0.9rem 1rem;
}

.navbar-brand,
.navbar .nav-link {
  color: #fff !important;
  font-weight: 600;
}

.navbar .nav-link:hover {
  color: #dfeeff !important;
}

.page-hero {
  background: linear-gradient(135deg, #081a32 0%, #0d2d52 35%, #17457d 100%);
  color: #fff;
  padding: 64px 0 52px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.page-hero .container {
  position: relative;
}

.page-hero h1 {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  line-height: 1.1;
  font-weight: 800;
  margin-bottom: 18px;
  max-width: 760px;
}

.page-hero .lead {
  font-size: 1.12rem;
  line-height: 1.8;
  color: rgba(255,255,255,0.9);
  max-width: 760px;
}

.page-hero .hero-kicker {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 11px;
  font-weight: 700;
  color: #dfeeff;
  margin-bottom: 18px;
}

.page-hero .hero-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-left: 4px solid #f7c948;
  border-radius: 14px;
  padding: 18px 20px;
  box-shadow: 0 18px 35px rgba(0,0,0,0.14);
  max-width: 820px;
}

.btn-primary {
  background: #f7c948;
  border-color: #f7c948;
  color: #122235;
  font-weight: 700;
  border-radius: 8px;
  padding: 0.8rem 1.2rem;
}

.btn-primary:hover {
  background: #f5bc1f;
  border-color: #f5bc1f;
  color: #122235;
}

.btn-outline-primary {
  border-color: rgba(255,255,255,0.5);
  color: #fff;
  background: rgba(255,255,255,0.04);
  border-radius: 8px;
}

.btn-outline-primary:hover {
  background: rgba(255,255,255,0.12);
  color: #fff;
}

.card,
.form-control,
textarea,
select {
  border-radius: 12px !important;
}

.card {
  border: 1px solid #e4ebf5;
  box-shadow: 0 10px 24px rgba(16, 41, 66, 0.06);
  background: #fff;
}

.card-body {
  padding: 1.5rem;
}

.container {
  max-width: 1180px;
}

.page-section {
  padding: 52px 0;
}

.site-footer {
  background: linear-gradient(135deg, #081a32 0%, #0d2d52 100%);
  color: rgba(255,255,255,0.9);
  padding: 48px 0 24px;
  margin-top: 60px;
}

.site-footer a {
  color: #dfeeff;
}

.site-footer h4 {
  color: #fff;
  font-size: 1.15rem;
  margin-bottom: 1rem;
}

.site-footer p,
.site-footer li,
.site-footer a {
  color: rgba(255,255,255,0.8);
}

.form-container,
.form-control,
textarea,
select {
  box-shadow: 0 8px 20px rgba(16, 41, 66, 0.04);
}

.float {
  position: fixed;
  bottom: 40px;
  right: 40px;
  color: #FFF;
  text-align: center;
  box-shadow: 2px 2px 3px #999;
}

@media (max-width: 600px) {
  .navbar, .content {
    width: 100%;
    float: none;
  }

  .page-hero {
    padding-top: 44px;
    padding-bottom: 36px;
  }

  .hero-actions {
    display: block;
  }

  .hero-actions .btn {
    width: 100%;
    margin-bottom: 10px;
  }
}


/* Toast notification */
.toast-notice {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 1080;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  width: 380px;
  max-width: calc(100vw - 32px);
  padding: 16px 16px 16px 18px;
  background: #ffffff;
  color: #1b2430;
  border-radius: 12px;
  border-left: 5px solid #17457d;
  box-shadow: 0 18px 40px rgba(8, 26, 50, 0.22);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-16px);
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
}

.toast-notice.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.toast-icon {
  flex: 0 0 34px;
  height: 34px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1.1rem;
  color: #ffffff;
  background: #17457d;
}

.toast-content {
  flex: 1;
  min-width: 0;
}

.toast-title {
  font-weight: bold;
  margin-bottom: 2px;
}

.toast-message {
  font-size: 0.95rem;
  line-height: 1.45;
  color: #4a5668;
}

.toast-close {
  background: none;
  border: 0;
  font-size: 1.4rem;
  line-height: 1;
  color: #8a94a3;
  cursor: pointer;
  padding: 0 2px;
}

.toast-close:hover {
  color: #1b2430;
}

.toast-success { border-left-color: #1f9d55; }
.toast-success .toast-icon { background: #1f9d55; }
.toast-error { border-left-color: #d64545; }
.toast-error .toast-icon { background: #d64545; }

.toast-info .toast-icon {
  background: transparent;
  border: 3px solid #d7e1ee;
  border-top-color: #17457d;
  animation: toast-spin 0.8s linear infinite;
}

@keyframes toast-spin {
  to { transform: rotate(360deg); }
}

@media (max-width: 576px) {
  .toast-notice {
    top: 16px;
    right: 16px;
    left: 16px;
    width: auto;
    max-width: none;
  }
}

.upcoming-note {
  margin-bottom: 1rem;
  padding: 12px 14px;
  border-radius: 8px;
  background: #fff8e1;
  border-left: 4px solid #f7c948;
  color: #5a4a12;
  font-size: 0.95rem;
  line-height: 1.5;
}

.course-topics {
  margin-bottom: 1rem;
}

.course-topics summary {
  color: #17457d;
  font-weight: 700;
  cursor: pointer;
}

.course-topics ul {
  margin: 0.75rem 0 0;
  padding-left: 1.2rem;
  font-size: 0.95rem;
}

.course-topics li {
  margin-bottom: 0.25rem;
}

.tutor-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.tutor-stat {
  background: #fff;
  border: 1px solid #e4ebf5;
  border-left: 4px solid #f7c948;
  border-radius: 12px;
  padding: 12px 14px;
  box-shadow: 0 10px 24px rgba(16, 41, 66, 0.06);
}

.tutor-stat strong {
  display: block;
  font-size: 1.3rem;
  color: #10335e;
}

.tutor-stat span {
  font-size: 0.85rem;
  color: #5b6b80;
}

.tutor-points {
  padding-left: 0;
  list-style: none;
}

.tutor-points li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 12px;
  line-height: 1.7;
}

.tutor-points li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #1f9d55;
  font-weight: 700;
}