@charset "UTF-8";
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  overflow-x: hidden;
  width: 100%;
  scroll-behavior: smooth;
}

body {
  background-color: #f8fafc;
  color: #1e293b;
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  text-decoration: none !important;
  color: inherit;
}

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 1rem;
}
@media (min-width: 768px) {
  .container {
    padding: 0 1.5rem;
  }
}
@media (min-width: 1024px) {
  .container {
    padding: 0 2rem;
  }
}

.navbar {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid #e2e8f0;
  padding: 0.8rem 0;
}
.navbar .navbar-brand {
  font-weight: 800;
  font-size: 1.4rem;
  color: #1a2744;
}
@media (min-width: 768px) {
  .navbar .navbar-brand {
    font-size: 1.65rem;
  }
}
.navbar .nav-link {
  font-weight: 500;
  color: #475569 !important;
  transition: all 0.25s ease;
}
.navbar .nav-link:hover {
  color: #f97316 !important;
}
.navbar .navbar-toggler {
  border: 1px solid #e2e8f0;
}
.navbar .navbar-toggler:focus {
  box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.2);
}

.hero-section {
  background: linear-gradient(135deg, rgb(11.8936170213, 17.8404255319, 31.1063829787) 0%, #1a2744 40%, rgb(47.1595744681, 70.7393617021, 123.3404255319) 100%);
  padding: 80px 0 70px;
  position: relative;
  overflow: hidden;
  text-align: center;
}
.hero-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='30' cy='30' r='1.5' fill='white' opacity='0.04'/%3E%3C/svg%3E");
  background-size: 60px;
  pointer-events: none;
  z-index: 0;
}
.hero-section .container {
  position: relative;
  z-index: 1;
}
.hero-section .hero-badge {
  display: inline-block;
  background: rgba(249, 115, 22, 0.15);
  color: rgb(252.8410041841, 204.6234309623, 171.1589958159);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.3rem 1.2rem;
  border-radius: 100px;
  border: 1px solid rgba(249, 115, 22, 0.25);
  margin-bottom: 1.5rem;
  letter-spacing: 0.5px;
}
.hero-section .hero-title {
  font-size: clamp(2.5rem, 6vw, 4.2rem);
  font-weight: 800;
  color: #ffffff;
  line-height: 1.15;
  margin-bottom: 1.2rem;
}
.hero-section .hero-title .text-accent {
  color: #f97316;
  position: relative;
  display: inline-block;
}
.hero-section .hero-subtitle {
  font-size: 1.15rem;
  max-width: 620px;
  margin: 0 auto 2.2rem;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.7;
}
@media (min-width: 768px) {
  .hero-section .hero-subtitle {
    font-size: 1.3rem;
  }
}
.hero-section .hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}
.hero-section .hero-actions .btn-hero-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: #f97316;
  color: #ffffff;
  padding: 0.75rem 2.2rem;
  border-radius: 100px;
  font-weight: 700;
  font-size: 1rem;
  transition: all 0.25s ease;
  box-shadow: 0 4px 24px rgba(249, 115, 22, 0.4);
}
.hero-section .hero-actions .btn-hero-primary:hover {
  background: rgb(214.4769874477, 91.129707113, 5.5230125523);
  transform: translateY(-3px);
  box-shadow: 0 10px 32px rgba(249, 115, 22, 0.5);
  color: #ffffff;
}
.hero-section .hero-actions .btn-hero-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  color: #ffffff;
  padding: 0.75rem 2.2rem;
  border-radius: 100px;
  font-weight: 700;
  font-size: 1rem;
  border: 2px solid rgba(255, 255, 255, 0.3);
  transition: all 0.25s ease;
}
.hero-section .hero-actions .btn-hero-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #ffffff;
  transform: translateY(-3px);
  color: #ffffff;
}

.stats-bar {
  background: #ffffff;
  border-bottom: 1px solid #e2e8f0;
  padding: 1.5rem 0;
}
.stats-bar .stat {
  text-align: center;
}
.stats-bar .stat__number {
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1.2;
  color: #1a2744;
}
.stats-bar .stat__number--orange {
  color: #f97316;
}
.stats-bar .stat__number--purple {
  color: #6366f1;
}
.stats-bar .stat__number--green {
  color: #10b981;
}
.stats-bar .stat__number--cyan {
  color: #06b6d4;
}
.stats-bar .stat__label {
  font-size: 0.8rem;
  color: #94a3b8;
  font-weight: 500;
  display: block;
  margin-top: 4px;
}

.quick-access-row {
  background: #ffffff;
  border-top: 1px solid #e2e8f0;
  border-bottom: 1px solid #e2e8f0;
  padding: 1rem 0;
}
.quick-access-row .quick-cards {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.quick-access-row .quick-cards .quick-card {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1.3rem;
  border-radius: 100px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  font-weight: 600;
  color: #1e293b;
  transition: all 0.25s ease;
}
.quick-access-row .quick-cards .quick-card i {
  color: #f97316;
  font-size: 1.1rem;
}
.quick-access-row .quick-cards .quick-card:hover {
  background: #f97316;
  border-color: #f97316;
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(249, 115, 22, 0.25);
}
.quick-access-row .quick-cards .quick-card:hover i {
  color: #ffffff;
}

.study-toolkit {
  padding: 4rem 0;
  background: #ffffff;
}
.study-toolkit .section-header {
  text-align: center;
  margin-bottom: 3rem;
}
.study-toolkit .section-header h2 {
  font-size: 2.2rem;
  font-weight: 800;
  color: #1a2744;
  margin-bottom: 0.3rem;
}
.study-toolkit .section-header p {
  color: #475569;
  font-size: 1.05rem;
}
.study-toolkit .toolkit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.8rem;
}
.study-toolkit .toolkit-card {
  background: #f8fafc;
  border-radius: 16px;
  padding: 2rem 1.5rem;
  text-align: center;
  transition: all 0.25s ease;
  border: 1px solid transparent;
}
.study-toolkit .toolkit-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12);
  border-color: #e2e8f0;
  background: #ffffff;
}
.study-toolkit .toolkit-card .toolkit-icon {
  font-size: 2.8rem;
  display: inline-block;
  margin-bottom: 0.75rem;
  background: rgba(249, 115, 22, 0.08);
  width: 70px;
  height: 70px;
  line-height: 70px;
  border-radius: 50%;
  transition: all 0.25s ease;
}
.study-toolkit .toolkit-card:hover .toolkit-icon {
  background: #f97316;
  color: #ffffff;
  transform: scale(1.05);
}
.study-toolkit .toolkit-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 0.5rem;
}
.study-toolkit .toolkit-card p {
  font-size: 0.9rem;
  color: #475569;
  margin-bottom: 1rem;
}
.study-toolkit .toolkit-card .toolkit-link {
  font-weight: 600;
  color: #f97316;
  transition: all 0.25s ease;
  display: inline-block;
}
.study-toolkit .toolkit-card .toolkit-link:hover {
  color: rgb(214.4769874477, 91.129707113, 5.5230125523);
  transform: translateX(4px);
}

.assignment-answers {
  padding: 4rem 0;
  background: #f8fafc;
}
.assignment-answers .section-header {
  text-align: center;
  margin-bottom: 2.5rem;
}
.assignment-answers .section-header h2 {
  font-size: 2.2rem;
  font-weight: 800;
  color: #1a2744;
  margin-bottom: 0.3rem;
}
.assignment-answers .section-header p {
  color: #475569;
  font-size: 1.05rem;
}
.assignment-answers .assignment-tabs {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}
.assignment-answers .assignment-tabs .tab-btn {
  padding: 0.6rem 2rem;
  border-radius: 100px;
  border: 2px solid #e2e8f0;
  background: #ffffff;
  font-weight: 700;
  font-size: 0.95rem;
  color: #475569;
  cursor: pointer;
  transition: all 0.25s ease;
}
.assignment-answers .assignment-tabs .tab-btn:hover {
  border-color: #f97316;
  color: #f97316;
}
.assignment-answers .assignment-tabs .tab-btn.active {
  background: #f97316;
  border-color: #f97316;
  color: #ffffff;
  box-shadow: 0 4px 16px rgba(249, 115, 22, 0.3);
}
.assignment-answers .tab-content {
  display: none;
}
.assignment-answers .tab-content.active {
  display: block;
  animation: fadeUp 0.35s ease both;
}
.assignment-answers .course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1.5rem;
}
.assignment-answers .course-assignment-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  transition: all 0.25s ease;
  overflow: hidden;
}
.assignment-answers .course-assignment-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12);
  border-color: transparent;
}
.assignment-answers .course-assignment-card {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
}
.assignment-answers .course-assignment-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 0.25rem;
}
.assignment-answers .course-assignment-card .instructor {
  font-size: 0.85rem;
  color: #475569;
  margin-bottom: 0.5rem;
}
.assignment-answers .course-assignment-card .assignment-count {
  font-size: 0.85rem;
  color: #94a3b8;
  margin-bottom: 1.2rem;
}
.assignment-answers .course-assignment-card .assignment-count i {
  color: #f97316;
  margin-right: 4px;
}
.assignment-answers .course-assignment-card .btn-outline-sm {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 1.2rem;
  border-radius: 100px;
  border: 2px solid #f97316;
  color: #f97316;
  font-weight: 600;
  font-size: 0.85rem;
  transition: all 0.25s ease;
  margin-top: auto;
  align-self: flex-start;
}
.assignment-answers .course-assignment-card .btn-outline-sm:hover {
  background: #f97316;
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(249, 115, 22, 0.25);
}
.assignment-answers .week-group {
  background: #ffffff;
  border-radius: 16px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  border: 1px solid #e2e8f0;
}
.assignment-answers .week-group .week-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid #f1f5f9;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.assignment-answers .week-group .week-title::before {
  content: "📅";
  font-size: 1.2rem;
}
.assignment-answers .week-group .week-assignments {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.assignment-answers .week-group .assignment-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0.6rem 0.8rem;
  border-radius: 10px;
  background: #f8fafc;
  transition: all 0.25s ease;
}
.assignment-answers .week-group .assignment-item:hover {
  background: #f1f5f9;
}
.assignment-answers .week-group .assignment-item .assignment-name {
  font-weight: 600;
  color: #1a2744;
  font-size: 0.95rem;
}
.assignment-answers .week-group .assignment-item .assignment-course {
  font-size: 0.8rem;
  color: #94a3b8;
}
.assignment-answers .week-group .assignment-item .btn-download-sm {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.3rem 1rem;
  border-radius: 100px;
  background: #10b981;
  color: #ffffff;
  font-weight: 600;
  font-size: 0.8rem;
  transition: all 0.25s ease;
  border: none;
}
.assignment-answers .week-group .assignment-item .btn-download-sm:hover {
  background: rgb(12.752238806, 147.447761194, 102.8149253731);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
  color: #ffffff;
}

.upcoming-exams {
  padding: 4rem 0;
  background: #ffffff;
}
.upcoming-exams h2 {
  position: relative;
  display: inline-block;
  font-weight: 800;
  color: #1a2744;
  margin-bottom: 2rem;
}
.upcoming-exams h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 48px;
  height: 3px;
  background: linear-gradient(90deg, #f97316, rgb(251.5606694561, 174.7489539749, 121.4393305439));
  border-radius: 100px;
}
.upcoming-exams h2--center {
  display: block;
  text-align: center;
}
.upcoming-exams h2--center::after {
  left: 50%;
  transform: translateX(-50%);
}
.upcoming-exams h2::after {
  left: 50%;
  transform: translateX(-50%);
}
.upcoming-exams h2 {
  text-align: center;
  display: block;
}
.upcoming-exams .exam-card-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}
.upcoming-exams .exam-card-container .exam-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  transition: all 0.25s ease;
  overflow: hidden;
}
.upcoming-exams .exam-card-container .exam-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12);
  border-color: transparent;
}
.upcoming-exams .exam-card-container .exam-card {
  padding: 1.5rem;
  position: relative;
  display: flex;
  flex-direction: column;
}
.upcoming-exams .exam-card-container .exam-card .date-badge {
  font-weight: 700;
  font-size: 0.85rem;
  color: #94a3b8;
  margin-bottom: 0.25rem;
}
.upcoming-exams .exam-card-container .exam-card .countdown {
  font-weight: 700;
  color: #f97316;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}
.upcoming-exams .exam-card-container .exam-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 0.25rem;
}
.upcoming-exams .exam-card-container .exam-card .instructor, .upcoming-exams .exam-card-container .exam-card .institute {
  font-size: 0.85rem;
  color: #475569;
  margin-bottom: 0.1rem;
}
.upcoming-exams .exam-card-container .exam-card .status {
  font-weight: 700;
  font-size: 0.8rem;
  padding: 0.2rem 0.8rem;
  border-radius: 100px;
  display: inline-block;
  margin: 0.5rem 0;
}
.upcoming-exams .exam-card-container .exam-card .status-open {
  background: rgba(16, 185, 129, 0.1);
  color: rgb(11.9402985075, 138.0597014925, 96.2686567164);
}
.upcoming-exams .exam-card-container .exam-card .status-closed {
  background: rgba(239, 68, 68, 0.1);
  color: rgb(234.9802955665, 21.0197044335, 21.0197044335);
}
.upcoming-exams .exam-card-container .exam-card .deadline {
  font-size: 0.8rem;
  color: #475569;
  margin-top: auto;
}
.upcoming-exams .exam-card-container .exam-card .deadline strong {
  color: #f97316;
}
.upcoming-exams .exam-card-container .exam-card--open::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #10b981, rgb(64.4776119403, 238.5223880597, 180.8507462687));
}
.upcoming-exams .exam-card-container .exam-card--closed::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #ef4444, rgb(247.039408867, 161.960591133, 161.960591133));
}
.upcoming-exams .btn-modern {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: #f97316;
  color: #ffffff;
  padding: 0.7rem 2rem;
  border-radius: 100px;
  font-weight: 600;
  border: none;
  transition: all 0.25s ease;
  text-decoration: none !important;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(249, 115, 22, 0.35);
}
.upcoming-exams .btn-modern:hover {
  background: rgb(214.4769874477, 91.129707113, 5.5230125523);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(249, 115, 22, 0.45);
  color: #ffffff;
}

.subscribe-section {
  background: linear-gradient(135deg, #1a2744 0%, rgb(47.1595744681, 70.7393617021, 123.3404255319) 50%, #1a2744 100%);
  padding: 4rem 0;
  color: #ffffff;
  position: relative;
  overflow: hidden;
}
.subscribe-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='30' cy='30' r='1.5' fill='white' opacity='0.04'/%3E%3C/svg%3E");
  background-size: 60px;
  pointer-events: none;
  z-index: 0;
}
.subscribe-section .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}
@media (min-width: 768px) {
  .subscribe-section .container {
    grid-template-columns: 1fr 1fr;
  }
}
.subscribe-section .content-box .badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  background: rgba(249, 115, 22, 0.25);
  color: rgb(252.8410041841, 204.6234309623, 171.1589958159);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  letter-spacing: 0.4px;
  white-space: nowrap;
  border: 1px solid rgba(249, 115, 22, 0.35);
  margin-bottom: 1rem;
  font-size: 0.72rem;
  letter-spacing: 0.8px;
}
.subscribe-section .content-box h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 0.5rem;
}
.subscribe-section .content-box .subtitle {
  color: rgba(255, 255, 255, 0.65);
  font-size: 1rem;
  margin-bottom: 1.5rem;
}
.subscribe-section .content-box .subscribe-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.subscribe-section .content-box .subscribe-form .input-group input {
  width: 100%;
  padding: 0.7rem 1.2rem;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s;
}
.subscribe-section .content-box .subscribe-form .input-group input::-moz-placeholder {
  color: rgba(255, 255, 255, 0.4);
}
.subscribe-section .content-box .subscribe-form .input-group input::placeholder {
  color: rgba(255, 255, 255, 0.4);
}
.subscribe-section .content-box .subscribe-form .input-group input:focus {
  border-color: rgba(249, 115, 22, 0.6);
}
.subscribe-section .content-box .subscribe-form .btn-modern {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: #f97316;
  color: #ffffff;
  padding: 0.7rem 2rem;
  border-radius: 100px;
  font-weight: 600;
  border: none;
  transition: all 0.25s ease;
  text-decoration: none !important;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(249, 115, 22, 0.35);
}
.subscribe-section .content-box .subscribe-form .btn-modern:hover {
  background: rgb(214.4769874477, 91.129707113, 5.5230125523);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(249, 115, 22, 0.45);
  color: #ffffff;
}
.subscribe-section .content-box .subscribe-form .btn-modern {
  background: #f97316;
  color: #ffffff;
  padding: 0.8rem;
  font-weight: 700;
  letter-spacing: 1px;
}
.subscribe-section .content-box .subscribe-form .btn-modern:hover {
  background: rgb(214.4769874477, 91.129707113, 5.5230125523);
}
.subscribe-section .image-box {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.subscribe-section .image-box .video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: 16px;
}
.subscribe-section .image-box .video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.subscribe-section .image-box .image-footer .footer-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.25rem;
}
.subscribe-section .image-box .image-footer .footer-text {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}
.subscribe-section .image-box .image-footer .footer-stats {
  display: flex;
  gap: 2rem;
  margin: 0.5rem 0 1rem;
}
.subscribe-section .image-box .image-footer .footer-stats .stat-item {
  text-align: center;
}
.subscribe-section .image-box .image-footer .footer-stats .stat-item .stat-number {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: #f97316;
}
.subscribe-section .image-box .image-footer .footer-stats .stat-item .stat-label {
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.5);
}

.about-section {
  background: #ffffff;
  border-radius: 16px;
  padding: 2.5rem;
}
.about-section h2 {
  position: relative;
  display: inline-block;
  font-weight: 800;
  color: #1a2744;
  margin-bottom: 2rem;
}
.about-section h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 48px;
  height: 3px;
  background: linear-gradient(90deg, #f97316, rgb(251.5606694561, 174.7489539749, 121.4393305439));
  border-radius: 100px;
}
.about-section h2--center {
  display: block;
  text-align: center;
}
.about-section h2--center::after {
  left: 50%;
  transform: translateX(-50%);
}
.about-section p {
  font-size: 1.05rem;
  color: #475569;
  line-height: 1.7;
}

footer {
  background: #1a2744;
  color: rgba(255, 255, 255, 0.65);
  padding: 3rem 0 2rem;
  margin-top: 0;
}
footer h5 {
  color: #ffffff;
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 1rem;
  letter-spacing: 0.3px;
}
footer h5::after {
  content: "";
  display: block;
  width: 32px;
  height: 2px;
  background: #f97316;
  margin-top: 8px;
  border-radius: 100px;
}
footer ul {
  list-style: none;
  padding: 0;
}
footer ul li {
  margin-bottom: 0.5rem;
}
footer ul li a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.875rem;
  transition: all 0.25s ease;
}
footer ul li a:hover {
  color: #ffffff;
  padding-left: 5px;
}
footer .footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 2rem;
  padding-top: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8rem;
}
footer .footer__bottom .footer__copy {
  color: rgba(255, 255, 255, 0.45);
}
footer .footer__bottom .social-links {
  display: flex;
  gap: 0.5rem;
}
footer .footer__bottom .social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  transition: all 0.25s ease;
  border: 1px solid rgba(255, 255, 255, 0.1);
}
footer .footer__bottom .social-links a:hover {
  background: #f97316;
  border-color: #f97316;
  color: #ffffff;
  transform: translateY(-2px);
}

.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 52px;
  height: 52px;
  background: #25D366;
  color: #ffffff;
  font-size: 1.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
  transition: all 0.25s ease;
}
.whatsapp-float:hover {
  background: #1da851;
  transform: scale(1.1);
  box-shadow: 0 10px 28px rgba(37, 211, 102, 0.5);
}

.text-gradient {
  background: linear-gradient(90deg, #f97316, #6366f1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@media (max-width: 480px) {
  .quick-access-row .quick-cards {
    gap: 0.5rem;
  }
  .quick-access-row .quick-cards .quick-card {
    font-size: 0.8rem;
    padding: 0.4rem 1rem;
  }
  .study-toolkit .toolkit-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }
  .assignment-answers .course-grid {
    grid-template-columns: 1fr;
  }
  .assignment-answers .assignment-item {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }
  .exam-card-container {
    grid-template-columns: 1fr;
  }
  footer .footer__bottom {
    flex-direction: column;
    text-align: center;
  }
}
@media (max-width: 768px) {
  .hero-section .hero-title {
    font-size: 2.2rem;
  }
  .study-toolkit .toolkit-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (min-width: 768px) and (max-width: 1024px) {
  .study-toolkit .toolkit-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
section {
  scroll-margin-top: 80px;
}

.breadcrumb {
  background: transparent;
  padding: 0;
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}
.breadcrumb .breadcrumb-item a {
  color: #1a2744;
  text-decoration: none;
}
.breadcrumb .breadcrumb-item a:hover {
  color: #f97316;
}
.breadcrumb .breadcrumb-item.active {
  color: #475569;
}

h1.display-5 {
  font-weight: 800;
  color: #1a2744;
  margin-bottom: 0.25rem;
}

.lead.text-muted {
  color: #475569 !important;
  font-size: 1.1rem;
}

.badge.bg-primary {
  background-color: #f97316 !important;
  font-weight: 700;
  padding: 0.5rem 1rem;
}

.card {
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
  transition: all 0.25s ease;
  overflow: hidden;
}
.card .card-body {
  padding: 1.5rem;
}
.card .card-title {
  font-weight: 700;
  color: #1a2744;
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}
.card .card-text {
  color: #475569;
  font-size: 0.9rem;
  line-height: 1.5;
  margin-bottom: 1rem;
}
.card .badge.bg-secondary {
  background-color: #94a3b8 !important;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
}
.card .btn-primary {
  background-color: #f97316;
  border: none;
  padding: 0.4rem 1.2rem;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.85rem;
  transition: all 0.25s ease;
}
.card .btn-primary:hover {
  background-color: rgb(214.4769874477, 91.129707113, 5.5230125523);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(249, 115, 22, 0.3);
}
.card .btn-primary i {
  margin-left: 0.25rem;
  font-size: 0.85em;
}

.hover-lift {
  transition: transform 0.25s cubic-bezier(0.2, 0, 0, 1), box-shadow 0.25s cubic-bezier(0.2, 0, 0, 1);
}
.hover-lift:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12) !important;
  border-color: transparent;
}

.alert-info {
  background-color: #f0f9ff;
  border-color: #b8d4e8;
  color: #1a4b6d;
}
.alert-info h4 {
  font-weight: 700;
  color: #1a4b6d;
}
.alert-info i {
  color: #0a7db8;
}

.btn-success {
  background-color: #10b981;
  border: none;
  padding: 0.6rem 2rem;
  border-radius: 100px;
  font-weight: 600;
  transition: all 0.25s ease;
}
.btn-success:hover {
  background-color: rgb(11.9402985075, 138.0597014925, 96.2686567164);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(16, 185, 129, 0.35);
}

@media (max-width: 768px) {
  h1.display-5 {
    font-size: 1.8rem;
  }
  .card .card-body {
    padding: 1.25rem;
  }
  .card .btn-primary {
    padding: 0.3rem 1rem;
    font-size: 0.8rem;
  }
  .badge.bg-primary {
    font-size: 0.8rem;
    padding: 0.35rem 0.75rem;
  }
}
.breadcrumb {
  background: transparent;
  padding: 0;
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}
.breadcrumb .breadcrumb-item a {
  color: #1a2744;
  text-decoration: none;
}
.breadcrumb .breadcrumb-item a:hover {
  color: #f97316;
}
.breadcrumb .breadcrumb-item.active {
  color: #475569;
}

.assignment-header {
  margin-bottom: 2rem;
}
.assignment-header h1 {
  font-weight: 800;
  color: #1a2744;
  font-size: 2.2rem;
  margin-bottom: 0.25rem;
}
.assignment-header .lead {
  color: #475569;
  font-size: 1.15rem;
}
.assignment-header .text-muted {
  font-size: 0.9rem;
}
.assignment-header .text-muted i {
  color: #f97316;
}
.assignment-header .btn-outline-success {
  border-color: #10b981;
  color: #10b981;
  padding: 0.5rem 1.5rem;
  border-radius: 100px;
  font-weight: 600;
  transition: all 0.25s ease;
}
.assignment-header .btn-outline-success:hover {
  background-color: #10b981;
  color: #ffffff;
  box-shadow: 0 4px 16px rgba(16, 185, 129, 0.3);
}
.assignment-header .btn-outline-success.active {
  background-color: #10b981;
  color: #ffffff;
}

.question-card {
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  transition: all 0.25s ease;
  background: #ffffff;
}
.question-card:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1) !important;
}
.question-card .card-body {
  padding: 1.5rem;
}
.question-card .card-title {
  color: #f97316;
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
}
.question-card .card-text {
  font-size: 1rem;
  line-height: 1.7;
  color: #1e293b;
  margin-bottom: 1rem;
}

.options-list .form-check {
  padding-left: 2.5rem;
  margin-bottom: 0.6rem;
  transition: all 0.25s ease;
  border-radius: 8px;
  padding-top: 0.2rem;
  padding-bottom: 0.2rem;
}
.options-list .form-check:hover {
  background: #f1f5f9;
}
.options-list .form-check .form-check-input {
  margin-top: 0.25rem;
  width: 1.15rem;
  height: 1.15rem;
  cursor: default;
}
.options-list .form-check .form-check-input:disabled {
  opacity: 0.7;
}
.options-list .form-check .form-check-input[data-correct=true] {
  accent-color: #10b981;
  border-color: #10b981;
}
.options-list .form-check .form-check-label {
  font-size: 0.98rem;
  color: #1e293b;
}
.options-list .form-check .form-check-label strong {
  color: #1a2744;
  font-weight: 700;
  margin-right: 0.2rem;
}
.options-list .form-check.highlight-correct {
  background: #d4edda;
  border-radius: 8px;
  padding-left: 2.5rem;
}
.options-list .form-check.highlight-correct .form-check-label {
  font-weight: 600;
}

.correct-badge {
  background-color: #10b981;
  color: #ffffff;
  font-size: 0.7rem;
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
  margin-left: 0.5rem;
}
.correct-badge i {
  margin-right: 0.2rem;
}

.correct-answer .alert {
  border-radius: 8px;
  background-color: #d4edda;
  border-color: #c3e6cb;
  color: #155724;
  font-size: 0.9rem;
  padding: 0.6rem 1rem;
}
.correct-answer .alert strong {
  font-weight: 700;
}

.btn-outline-secondary {
  border-color: #94a3b8;
  color: #475569;
  padding: 0.4rem 1.5rem;
  border-radius: 100px;
  font-weight: 600;
  transition: all 0.25s ease;
}
.btn-outline-secondary:hover {
  background-color: #e2e8f0;
  border-color: #475569;
  color: #1a2744;
}

.alert-warning {
  background-color: #fff3cd;
  border-color: #ffeaa7;
  color: #856404;
}
.alert-warning h4 {
  font-weight: 700;
  color: #856404;
}

@media (max-width: 768px) {
  .assignment-header h1 {
    font-size: 1.6rem;
  }
  .assignment-header .btn-outline-success {
    width: 100%;
    margin-top: 0.5rem;
  }
  .assignment-header .text-md-end {
    text-align: left !important;
  }
  .question-card .card-body {
    padding: 1.25rem;
  }
  .options-list .form-check {
    padding-left: 2rem;
  }
}
@media (max-width: 576px) {
  .breadcrumb {
    font-size: 0.8rem;
  }
  .question-card .card-title {
    font-size: 1rem;
  }
  .options-list .form-check-label {
    font-size: 0.9rem;
  }
  .options-list .form-check {
    padding-left: 1.75rem;
  }
}/*# sourceMappingURL=styles.css.map */