/* Medical Device Control Division — governmental modern overrides */

:root {
  --md-navy: #0a3d6b;
  --md-blue: #1565a8;
  --md-blue-deep: #0d4f86;
  --md-sky: #e7f2fa;
  --md-mist: #f3f7fb;
  --md-ink: #1a2b3c;
  --md-muted: #5a6b7c;
  --md-line: #d5e3ef;
  --md-white: #ffffff;
  --md-radius: 1rem;
  --md-header-h: 4.5rem;
  --bs-primary: var(--md-blue);
  --bs-primary-rgb: 21, 101, 168;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Noto Sans Thai", "Sarabun", sans-serif !important;
  color: var(--md-ink);
  background: var(--md-mist);
  -webkit-font-smoothing: antialiased;
}

/* —— Page transitions —— */
.md-page {
  animation: mdPageIn 0.38s cubic-bezier(0.22, 1, 0.36, 1) both;
  will-change: opacity, transform;
}

body.md-page-leaving .md-page {
  animation: mdPageOut 0.18s ease both;
  pointer-events: none;
}

@keyframes mdPageIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes mdPageOut {
  from {
    opacity: 1;
    transform: none;
  }
  to {
    opacity: 0;
    transform: translateY(-8px);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .md-page,
  body.md-page-leaving .md-page {
    animation: none !important;
  }
}

/* —— Header —— */
.md-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  /* solid bg only — backdrop-filter breaks fixed offcanvas inside header */
  background: #fff;
  border-bottom: 1px solid var(--md-line);
  transition: box-shadow 0.25s ease;
}

.md-header.is-scrolled {
  box-shadow: 0 8px 24px rgba(10, 61, 107, 0.08);
}

.md-header .navbar {
  min-height: var(--md-header-h);
  padding-top: 0.35rem;
  padding-bottom: 0.35rem;
}

.md-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: inherit;
}

.md-brand img {
  height: 52px;
  width: auto;
  display: block;
  max-width: min(220px, 62vw);
  object-fit: contain;
}

@media (max-width: 575.98px) {
  .md-brand img {
    height: 40px;
  }
}

.md-header .nav-link {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--md-ink) !important;
  padding: 0.5rem 0.85rem !important;
  border-radius: 0.5rem;
  transition: background 0.2s ease, color 0.2s ease;
}

.md-header .navbar-nav {
  gap: 0.75rem;
}

.md-header .navbar-nav > .nav-item {
  margin: 0;
}

.md-header .nav-link:hover,
.md-header .nav-link:focus {
  background: var(--md-sky);
  color: var(--md-blue) !important;
}

.md-header .nav-item.active > .nav-link,
.md-header .nav-link.active {
  color: var(--md-blue) !important;
  background: var(--md-sky);
}

.md-header .dropdown-menu {
  border: 1px solid var(--md-line);
  border-radius: 0.75rem;
  box-shadow: 0 12px 32px rgba(10, 61, 107, 0.1);
  padding: 0.5rem;
}

.md-header .dropdown-item {
  border-radius: 0.5rem;
  font-weight: 500;
  padding: 0.55rem 0.85rem;
}

.md-header .dropdown-item:hover {
  background: var(--md-sky);
  color: var(--md-blue);
}

.md-header .hamburger {
  color: var(--md-navy);
}

/* Mobile offcanvas menu — opaque panel, readable white links */
@media (max-width: 991.98px) {
  .md-header .navbar > .container {
    flex-wrap: nowrap;
  }

  .md-header .navbar-brand {
    width: auto;
    flex: 1 1 auto;
    min-width: 0;
  }

  .md-header .navbar-other {
    flex: 0 0 auto;
    margin-left: 0.5rem !important;
  }

  .md-header .offcanvas-nav {
    position: fixed !important;
    top: 0 !important;
    bottom: 0 !important;
    left: 0 !important;
    z-index: 1045 !important;
    width: min(18.5rem, 82vw) !important;
    max-width: 100%;
    height: 100vh !important;
    height: 100dvh !important;
    visibility: hidden;
    background: var(--md-navy) !important;
    background-image: none !important;
    color: #fff;
    border: 0;
    transform: translateX(-100%);
    transition: transform 0.3s ease, visibility 0.3s ease;
  }

  .md-header .offcanvas-nav.show {
    visibility: visible;
    transform: none;
  }

  .md-header .offcanvas-nav .offcanvas-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 1.25rem 1.25rem 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  }

  .md-header .offcanvas-nav .offcanvas-header h3 {
    font-size: 1.05rem !important;
    line-height: 1.35;
    color: #fff !important;
    margin: 0;
  }

  .md-header .offcanvas-nav .offcanvas-header small {
    font-size: 0.75rem !important;
    color: rgba(255, 255, 255, 0.7) !important;
    margin-top: 0.25rem;
  }

  .md-header .offcanvas-nav .offcanvas-body {
    padding: 1rem 1.25rem 2rem;
  }

  .md-header .offcanvas-nav .navbar-nav {
    gap: 0.35rem;
    flex-direction: column;
    align-items: stretch;
  }

  .md-header .offcanvas-nav .nav-link {
    color: #fff !important;
    padding: 0.7rem 0.85rem !important;
    border-radius: 0.55rem;
  }

  .md-header .offcanvas-nav .nav-link:hover,
  .md-header .offcanvas-nav .nav-item.active > .nav-link,
  .md-header .offcanvas-nav .nav-link.active {
    background: rgba(255, 255, 255, 0.14);
    color: #fff !important;
  }

  .md-header .offcanvas-nav .dropdown-menu {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: none;
    margin-top: 0.25rem;
  }

  .md-header .offcanvas-nav .dropdown-item {
    color: #fff;
  }

  .md-header .offcanvas-nav .dropdown-item:hover {
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
  }
}

/* —— Hero banner (full image, no overlay) —— */
.md-hero {
  position: relative;
  overflow: hidden;
  background: #eaf4fb;
  line-height: 0;
}

.md-hero-img {
  display: block;
  width: 100%;
  height: auto;
}

/* tighter header → content spacing on mobile */
@media (max-width: 991.98px) {
  .md-main > .container {
    padding-top: 1.75rem !important;
    padding-bottom: 1.75rem !important;
  }

  .md-section-head {
    margin-bottom: 1.25rem;
  }
}

/* —— Home features —— */
.md-features {
  padding: 0;
}

.md-section-head {
  margin-bottom: 2rem;
}

.md-section-head h2 {
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-weight: 700;
  color: var(--md-navy);
  margin: 0 0 0.4rem;
}

.md-section-head p {
  margin: 0;
  color: var(--md-muted);
  font-size: 1rem;
  max-width: 40rem;
}

.md-feature-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .md-feature-grid--1 {
    grid-template-columns: 1fr;
  }

  .md-feature-grid--2 {
    grid-template-columns: 1fr 1fr;
  }

  .md-feature-grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .md-feature-grid:not([class*="md-feature-grid--"]) {
    grid-template-columns: 1fr 1fr;
  }
}

.md-feature {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 1.5rem 1.4rem;
  background: var(--md-white);
  border: 1px solid var(--md-line);
  border-radius: var(--md-radius);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.md-feature:hover {
  border-color: rgba(21, 101, 168, 0.35);
  box-shadow: 0 12px 32px rgba(10, 61, 107, 0.08);
  transform: translateY(-3px);
}

.md-feature-icon {
  width: 2.75rem;
  height: 2.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.7rem;
  background: var(--md-sky);
  color: var(--md-blue);
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.md-feature h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--md-navy);
  margin: 0 0 0.5rem;
  line-height: 1.35;
}

.md-feature p {
  flex: 1;
  margin: 0 0 1.25rem;
  color: var(--md-muted);
  font-size: 0.95rem;
  line-height: 1.55;
}

.md-feature-link {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--md-blue);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.md-feature-link:hover {
  color: var(--md-navy);
  text-decoration: underline;
}

.md-feature-link i {
  transition: transform 0.2s ease;
}

.md-feature:hover .md-feature-link i {
  transform: translateX(3px);
}

/* —— Main content area —— */
.md-main {
  background: var(--md-mist);
  margin-top: 0;
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.md-main > .container {
  width: 100%;
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  padding-top: 2rem !important;
  padding-bottom: 2rem !important;
}

/* content-wrapper ยืดเต็มความสูง — ให้ md-main รับพื้นที่ว่าง ไม่ดันช่องว่างไปกองใต้ footer */
body:not(.md-auth-page) .content-wrapper {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.md-main:has(.md-features) > .container,
.md-main:has(.md-lessons) > .container,
.md-main:has(.md-lesson-show) > .container,
.md-main:has(.md-exam) > .container,
.md-main:has(.md-profile) > .container,
.md-main:has(.md-v2) > .container,
.md-main:has(.md-v2-show) > .container,
.md-main:has(.md-v2-content) > .container,
.md-main:has(.md-exam-v2) > .container,
.md-main:has(.md-v3) > .container {
  max-width: 1140px;
}

/* —— Lessons list —— */
.md-lessons {
  padding: 0;
}

.md-lesson-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .md-lesson-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1200px) {
  .md-lesson-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.md-lesson-card {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--md-white);
  border: 1px solid var(--md-line);
  border-radius: var(--md-radius);
  overflow: hidden;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.md-lesson-card:hover {
  border-color: rgba(21, 101, 168, 0.35);
  box-shadow: 0 12px 32px rgba(10, 61, 107, 0.08);
  transform: translateY(-3px);
}

.md-lesson-media {
  display: block;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--md-sky);
}

/* status chip on lesson detail */
.md-lesson-status {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 0.85rem;
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.35;
}

.md-lesson-status i {
  font-size: 1.05rem;
  flex-shrink: 0;
}

.md-lesson-status--pass {
  background: #e8f6ee;
  color: #1f7a45;
}

.md-lesson-status--wait {
  background: #fff7ed;
  color: #9a3412;
}

.md-lesson-status--wait strong {
  font-weight: 700;
}

.md-lesson-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.md-lesson-card:hover .md-lesson-media img {
  transform: scale(1.04);
}

.md-lesson-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 1.15rem 1.2rem 1.25rem;
}

.md-lesson-cat {
  margin: 0 0 0.45rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--md-blue);
  letter-spacing: 0.01em;
}

.md-lesson-cat::before {
  content: "";
  display: inline-block;
  width: 0.85rem;
  height: 2px;
  margin-right: 0.4rem;
  margin-bottom: 0.2rem;
  background: var(--md-blue);
  vertical-align: middle;
}

.md-lesson-title {
  margin: 0 0 0.55rem;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--md-navy);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.md-lesson-meta {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin: 0 0 0.85rem;
  font-size: 0.82rem;
  font-weight: 600;
  line-height: 1.35;
}

.md-lesson-meta i {
  font-size: 0.95rem;
  flex-shrink: 0;
}

.md-lesson-meta--pass {
  color: #1f7a45;
}

.md-lesson-meta--wait {
  color: #9a3412;
}

.md-lesson-title a {
  color: inherit;
  text-decoration: none;
}

.md-lesson-title a:hover {
  color: var(--md-blue);
}

.md-lesson-link {
  margin-top: auto;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--md-blue);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.md-lesson-link:hover {
  color: var(--md-navy);
  text-decoration: underline;
}

.md-lesson-card:hover .md-lesson-link i {
  transform: translateX(3px);
}

.md-lesson-link i {
  transition: transform 0.2s ease;
}

/* —— Lesson detail —— */
.md-lesson-show {
  padding: 0;
}

.md-lesson-back {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-bottom: 1.25rem;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--md-blue);
  text-decoration: none;
}

.md-lesson-back:hover {
  color: var(--md-navy);
  text-decoration: underline;
}

.md-lesson-hero {
  display: grid;
  gap: 1.5rem;
  align-items: center;
  margin-bottom: 1.75rem;
}

@media (min-width: 992px) {
  .md-lesson-hero {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: 2rem;
  }
}

.md-lesson-hero-media,
.md-lesson-cover,
.md-lesson-video {
  border-radius: var(--md-radius);
  overflow: hidden;
  background: var(--md-sky);
  border: 1px solid var(--md-line);
}

.md-lesson-video {
  position: relative;
  display: block;
  aspect-ratio: 16 / 10;
}

.md-lesson-cover {
  aspect-ratio: 16 / 10;
}

.md-lesson-cover img,
.md-lesson-video img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.md-play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 4rem;
  height: 4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  color: var(--md-navy);
  font-size: 1.6rem;
  box-shadow: 0 10px 28px rgba(10, 61, 107, 0.2);
  transition: transform 0.2s ease, background 0.2s ease;
}

.md-play i {
  margin-left: 0.15rem;
}

.md-lesson-video:hover .md-play {
  transform: translate(-50%, -50%) scale(1.06);
  background: #fff;
}

.md-lesson-hero-meta .md-lesson-status {
  margin: 0 0 1rem;
  border-radius: 0.65rem;
  border: 0;
  justify-content: flex-start;
  text-align: left;
}

.md-lesson-show-title {
  margin: 0 0 1rem;
  font-size: clamp(1.35rem, 2.4vw, 1.85rem);
  font-weight: 700;
  line-height: 1.35;
  color: var(--md-navy);
}

.md-lesson-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.md-lesson-exam-btn {
  width: auto;
  min-width: 12rem;
  margin-top: 0;
  text-decoration: none;
}

.md-lesson-exam-btn.is-disabled {
  opacity: 0.55;
  cursor: not-allowed;
  box-shadow: none;
  pointer-events: none;
  filter: none;
  transform: none;
}

.md-lesson-video-grid {
  display: grid;
  gap: 1.15rem;
  margin-bottom: 1.75rem;
}

@media (min-width: 768px) {
  .md-lesson-video-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .md-lesson-video-grid.is-two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.md-lesson-desc {
  padding: 1.35rem 1.4rem;
  background: var(--md-white);
  border: 1px solid var(--md-line);
  border-radius: var(--md-radius);
  color: var(--md-ink);
  line-height: 1.7;
}

.md-lesson-desc > *:first-child {
  margin-top: 0;
}

.md-lesson-desc > *:last-child {
  margin-bottom: 0;
}

.md-lesson-desc a {
  color: var(--md-blue);
}

/* —— Exam —— */
.md-exam {
  padding: 0;
  max-width: 52rem;
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  flex: 0 1 auto;
  min-height: 0;
}

.md-exam-header {
  flex-shrink: 0;
  margin-bottom: 1.25rem;
  padding: 1.35rem 1.4rem;
  background: linear-gradient(135deg, #0a3d6b 0%, #1565a8 100%);
  border-radius: var(--md-radius);
  color: #fff;
}

.md-exam-eyebrow {
  margin: 0 0 0.4rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.75);
}

.md-exam-title {
  margin: 0;
  font-size: clamp(1.25rem, 2.2vw, 1.65rem);
  font-weight: 700;
  line-height: 1.35;
  color: #fff;
}

.md-exam-progress {
  flex-shrink: 0;
  height: 0.55rem;
  margin-bottom: 1.25rem;
  background: #dce8f3;
  border-radius: 999px;
  overflow: hidden;
}

.md-exam-progress-bar {
  height: 100%;
  min-width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, #1565a8 0%, #0d4f86 100%);
  transition: width 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

.md-exam-panel {
  --md-exam-pad-x: 1.35rem;
  --md-exam-pad-y: 1.5rem;
  flex: 0 1 auto;
  display: flex;
  flex-direction: column;
  background: var(--md-white);
  border: 1px solid var(--md-line);
  border-radius: var(--md-radius);
  padding: var(--md-exam-pad-y) var(--md-exam-pad-x);
  overflow: hidden;
  touch-action: pan-y pinch-zoom;
  position: relative;
  min-height: 0;
}

.md-exam .swiper,
.md-exam-panel.glide {
  flex: 0 1 auto;
  width: 100%;
  min-height: 0;
  overflow: hidden;
}

.md-exam-question {
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
  min-height: 0;
  height: auto;
}

.md-exam .swiper-wrapper,
.md-exam-panel .glide__slides {
  align-items: flex-start;
}

.md-exam .swiper-slide,
.md-exam-panel .glide__slide {
  width: 100%;
  height: auto;
  box-sizing: border-box;
  flex-shrink: 0;
  transform: translateZ(0);
  backface-visibility: hidden;
}

/* inactive ต้องยุบความสูง — ไม่งั้นสูงตามข้อที่ยาวที่สุดในทั้งชุด */
.md-exam .swiper-slide:not(.swiper-slide-active),
.md-exam-panel .glide__slide:not(.glide__slide--active) {
  visibility: hidden;
  opacity: 0;
  height: 0 !important;
  min-height: 0 !important;
  overflow: hidden !important;
  pointer-events: none;
}

.md-exam .swiper-slide.swiper-slide-active,
.md-exam-panel .glide__slide.glide__slide--active {
  visibility: visible;
  opacity: 1;
  height: auto;
  overflow: visible;
  pointer-events: auto;
}

.md-exam-qnum {
  margin: 0 0 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--md-blue);
}

.md-exam-qtitle {
  margin: 0 0 1.25rem;
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  font-weight: 700;
  line-height: 1.45;
  color: var(--md-navy);
}

.md-exam-choices {
  display: grid;
  gap: 0.65rem;
  margin-bottom: 1.5rem;
}

.md-exam-choice {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin: 0;
  padding: 0.95rem 1rem;
  border: 1px solid var(--md-line);
  border-radius: 0.75rem;
  background: #fbfcfe;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.md-exam-choice:hover {
  border-color: rgba(21, 101, 168, 0.4);
  background: #fff;
}

.md-exam-choice:has(input:checked) {
  border-color: var(--md-blue);
  background: var(--md-sky);
  box-shadow: 0 0 0 3px rgba(21, 101, 168, 0.1);
}

.md-exam-choice input {
  margin-top: 0.2rem;
  flex-shrink: 0;
  width: 1.15rem;
  height: 1.15rem;
  accent-color: var(--md-blue);
  cursor: pointer;
}

.md-exam-choice span {
  color: var(--md-ink);
  line-height: 1.5;
  font-size: 0.98rem;
}

.md-exam-choice:has(input:checked) span {
  color: var(--md-navy);
  font-weight: 600;
}

.md-exam-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--md-line);
}

.md-exam-actions-main {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.md-exam-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-height: 2.75rem;
  padding: 0.6rem 1.25rem;
  border: 0;
  border-radius: 0.7rem;
  font: inherit;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform 0.2s ease, filter 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}

.md-exam-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
  filter: none;
}

.md-exam-btn--primary {
  background: linear-gradient(135deg, #1565a8 0%, #0d4f86 100%);
  color: #fff;
  box-shadow: 0 8px 20px rgba(13, 79, 134, 0.2);
}

.md-exam-btn--primary:hover:not(:disabled) {
  filter: brightness(1.05);
  transform: translateY(-1px);
}

.md-exam-btn--ghost {
  background: var(--md-sky);
  color: var(--md-blue);
}

.md-exam-btn--ghost:hover:not(:disabled) {
  background: #d8ebf8;
}

@media (max-width: 767.98px) {
  /* มือถือ: หดตามเนื้อหา ไม่ยืด min/flex จนเกิดช่องว่างใต้การ์ด */
  body:not(.md-auth-page):has(.md-exam) .content-wrapper {
    flex-grow: 0;
  }

  .md-main:has(.md-exam) {
    flex: 0 1 auto;
  }

  .md-main:has(.md-exam) > .container {
    padding-top: 1.25rem !important;
    padding-bottom: 1.25rem !important;
    flex: 0 1 auto;
  }

  .md-exam {
    flex: 0 1 auto;
    min-height: 0;
  }

  .md-exam-header {
    margin-bottom: 0.85rem;
    padding: 1rem 1.05rem;
    border-radius: 0.85rem;
  }

  .md-exam-eyebrow {
    font-size: 0.75rem;
    margin-bottom: 0.25rem;
  }

  .md-exam-title {
    font-size: 1.1rem;
    line-height: 1.4;
  }

  .md-exam-progress {
    height: 0.4rem;
    margin-bottom: 0.85rem;
  }

  .md-exam-panel {
    flex: 0 1 auto;
    padding: 1.05rem 1rem 1.1rem;
    border-radius: 0.85rem;
    min-height: 0 !important;
    height: auto !important;
    display: block;
  }

  .md-exam .swiper,
  .md-exam-panel.glide,
  .md-exam .swiper-wrapper,
  .md-exam-panel .glide__track,
  .md-exam-panel .glide__slides {
    height: auto !important;
    min-height: 0 !important;
  }

  .md-exam .swiper-slide.swiper-slide-active,
  .md-exam-panel .glide__slide.glide__slide--active {
    height: auto !important;
    min-height: 0 !important;
  }

  .md-exam-question {
    min-height: 0 !important;
    height: auto !important;
    padding-bottom: 0;
  }

  .md-exam-qnum {
    font-size: 0.8rem;
    margin-bottom: 0.35rem;
  }

  .md-exam-qtitle {
    font-size: 1rem;
    margin-bottom: 1rem;
  }

  .md-exam-choices {
    gap: 0.55rem;
    margin-bottom: 1.1rem;
  }

  .md-exam-choice {
    padding: 0.8rem 0.85rem;
  }

  .md-exam-choice span {
    font-size: 0.92rem;
  }

  .md-exam-v2-fields {
    grid-template-columns: 1fr;
    gap: 0.85rem;
    margin-bottom: 1.1rem;
  }

  .md-exam-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 0.55rem;
    margin-top: 0.35rem;
    padding-top: 0.85rem;
  }

  .md-exam-actions-main {
    flex-direction: column;
    width: 100%;
  }

  .md-exam-btn {
    width: 100%;
    min-height: 2.85rem;
  }

  .md-exam-v2 .ss-main {
    min-height: 2.75rem;
  }

  .md-exam-v2 .ss-content {
    max-height: 45vh;
  }
}

@media (max-width: 575.98px) {
  .md-exam-header,
  .md-exam-panel {
    padding-left: 0.95rem;
    padding-right: 0.95rem;
  }
}

/* —— Profile —— */
.md-profile {
  padding: 0;
}

.md-profile-hero {
  display: grid;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1.25rem;
  padding: 1.25rem 1.35rem;
  border-radius: var(--md-radius);
  background: linear-gradient(135deg, #0a3d6b 0%, #1565a8 100%);
  color: #fff;
  box-shadow: 0 14px 32px rgba(10, 61, 107, 0.18);
}

@media (min-width: 768px) {
  .md-profile-hero {
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 1.15rem;
  }
}

.md-profile-avatar {
  width: 3.5rem;
  height: 3.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.22);
  font-size: 1.45rem;
  font-weight: 700;
}

.md-profile-eyebrow {
  margin: 0 0 0.2rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.72);
}

.md-profile-hero-text h2 {
  margin: 0 0 0.25rem;
  font-size: clamp(1.25rem, 2.2vw, 1.55rem);
  font-weight: 700;
  color: #fff;
}

.md-profile-hero-text p {
  margin: 0;
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.78);
}

.md-profile-hero-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 5.5rem;
  padding: 0.7rem 0.9rem;
  border-radius: 0.85rem;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.md-profile-hero-stat strong {
  font-size: 1.55rem;
  line-height: 1;
  font-weight: 700;
}

.md-profile-hero-stat span {
  margin-top: 0.2rem;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.75);
}

.md-profile-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 992px) {
  .md-profile-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(18rem, 0.95fr);
    align-items: stretch;
  }

  /* height:0 + min-height:100% = สูงตามคอลัมน์ซ้าย ไม่ดันแถวตามจำนวนใบรับรอง */
  .md-profile-card--certs {
    display: flex;
    flex-direction: column;
    height: 0;
    min-height: 100%;
    overflow: hidden;
  }

  .md-profile-card--certs .md-profile-card-head {
    flex-shrink: 0;
  }

  .md-profile-cert-list,
  .md-profile-cert-empty {
    flex: 1;
    min-height: 0;
  }

  .md-profile-cert-list {
    overflow-y: auto;
    overscroll-behavior: contain;
    padding-right: 0.25rem;
    align-content: start;
  }

  .md-profile-cert-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }
}

.md-profile-cert-list {
  scrollbar-width: thin;
  scrollbar-color: #b7cfe4 transparent;
}

.md-profile-cert-list::-webkit-scrollbar {
  width: 6px;
}

.md-profile-cert-list::-webkit-scrollbar-thumb {
  background: #b7cfe4;
  border-radius: 999px;
}

.md-profile-card {
  background: var(--md-white);
  border: 1px solid var(--md-line);
  border-radius: var(--md-radius);
  padding: 1.35rem 1.4rem 1.5rem;
  box-shadow: 0 10px 28px rgba(10, 61, 107, 0.05);
}

.md-profile-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1.15rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--md-line);
}

.md-profile-card-head h3 {
  margin: 0 0 0.25rem;
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--md-navy);
}

.md-profile-card-head p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--md-muted);
}

.md-profile-form .card {
  border: 0;
  box-shadow: none;
  background: transparent;
}

.md-profile-form .card-body {
  padding: 0;
}

.md-profile-form .form-group.row {
  --bs-gutter-x: 1rem;
  --bs-gutter-y: 0.15rem;
  margin: 0;
}

.md-profile-form .form-group.row > [class*="col-"] {
  margin-bottom: 0.95rem !important;
}

.md-profile-form label {
  display: block;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--md-ink);
  margin-bottom: 0.4rem;
}

.md-profile-form .form-control,
.md-profile-form select.form-control {
  min-height: 2.75rem;
  border: 1px solid #d7e4ef;
  border-radius: 0.7rem;
  background: #f7fbfe;
  box-shadow: none;
  color: var(--md-ink);
}

.md-profile-form .form-control:disabled,
.md-profile-form select.form-control:disabled {
  background: #f1f6fb;
  color: var(--md-ink);
  opacity: 1;
  cursor: default;
}

.md-profile-form .form-control:focus,
.md-profile-form select.form-control:focus {
  border-color: var(--md-blue);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(21, 101, 168, 0.12);
}

.md-profile-cert-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.8rem;
}

@media (min-width: 992px) {
  .md-profile-card--certs .md-profile-cert-list {
    padding-right: 0.25rem;
  }
}

.md-profile-cert-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.75rem 0.85rem;
  align-items: center;
  padding: 1rem;
  border: 1px solid var(--md-line);
  border-radius: 0.9rem;
  background:
    linear-gradient(180deg, #ffffff 0%, #f8fbfe 100%);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

@media (min-width: 420px) {
  .md-profile-cert-item {
    grid-template-columns: auto minmax(0, 1fr) auto;
  }
}

.md-profile-cert-item:hover {
  border-color: rgba(21, 101, 168, 0.45);
  box-shadow: 0 12px 26px rgba(10, 61, 107, 0.1);
  transform: translateY(-2px);
  color: inherit;
}

.md-profile-cert-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.6rem;
  height: 2.6rem;
  border-radius: 0.75rem;
  background: linear-gradient(135deg, #1565a8 0%, #0d4f86 100%);
  color: #fff;
  font-size: 1.25rem;
  box-shadow: 0 8px 16px rgba(13, 79, 134, 0.22);
}

.md-profile-cert-body {
  display: grid;
  gap: 0.2rem;
  min-width: 0;
}

.md-profile-cert-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: #1f7a45;
}

.md-profile-cert-name {
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--md-navy);
}

.md-profile-cert-chevron {
  font-size: 1.35rem;
  color: var(--md-blue);
  opacity: 0.7;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.md-profile-cert-item:hover .md-profile-cert-chevron {
  opacity: 1;
  transform: translateX(2px);
}

.md-profile-cert-empty {
  text-align: center;
  padding: 1.5rem 1rem;
  border-radius: 0.9rem;
  background: #f7fbfe;
  border: 1px dashed #c7daf0;
}

.md-profile-cert-empty-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  margin-bottom: 0.75rem;
  border-radius: 0.85rem;
  background: var(--md-sky);
  color: var(--md-blue);
  font-size: 1.4rem;
}

.md-profile-cert-empty strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--md-navy);
}

.md-profile-cert-empty p {
  margin: 0 0 1rem;
  font-size: 0.9rem;
  color: var(--md-muted);
}

.md-profile-cert-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-weight: 700;
  color: var(--md-blue);
  text-decoration: none;
}

.md-profile-cert-cta:hover {
  color: var(--md-navy);
  text-decoration: underline;
}

/* —— E-learning v2 list —— */
.md-v2 {
  padding: 0;
}

.md-v2-status {
  display: grid;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1rem;
  padding: 1.1rem 1.2rem;
  border-radius: var(--md-radius);
  border: 1px solid var(--md-line);
  background: var(--md-white);
  box-shadow: 0 10px 28px rgba(10, 61, 107, 0.05);
}

@media (min-width: 768px) {
  .md-v2-status {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 1.25rem;
  }
}

.md-v2-status.is-locked {
  border-color: #f0d7a8;
  background: #fffaf0;
}

.md-v2-status.is-ready {
  border-color: #cfead9;
  background: #f4fbf7;
}

.md-v2-status-info {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
}

.md-v2-status-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  flex-shrink: 0;
  border-radius: 0.7rem;
  font-size: 1.25rem;
}

.md-v2-status.is-locked .md-v2-status-icon {
  background: #fff3d9;
  color: #9a6700;
}

.md-v2-status.is-ready .md-v2-status-icon {
  background: #e8f6ee;
  color: #1f7a45;
}

.md-v2-status-info strong {
  display: block;
  margin-bottom: 0.2rem;
  color: var(--md-navy);
  font-size: 1rem;
}

.md-v2-status-info p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--md-muted);
  line-height: 1.5;
}

.md-v2-status-action {
  display: grid;
  gap: 0.4rem;
  justify-items: stretch;
}

@media (min-width: 768px) {
  .md-v2-status-action {
    justify-items: end;
  }
}

.md-v2-status-warning {
  margin: 0;
  font-size: 0.82rem;
  color: #9a3412;
  text-align: inherit;
}

@media (min-width: 768px) {
  .md-v2-status-warning {
    text-align: right;
  }
}

.md-v2-exam-btn {
  width: auto;
  min-width: 13rem;
  margin-top: 0;
  text-decoration: none;
  gap: 0.4rem;
}

.md-v2-exam-btn.is-disabled {
  opacity: 0.55;
  cursor: not-allowed;
  box-shadow: none;
  pointer-events: none;
  filter: none;
  transform: none;
}

.md-v2-progress-summary {
  margin-bottom: 1.25rem;
}

.md-v2-progress-track {
  height: 0.45rem;
  margin-bottom: 0.4rem;
  border-radius: 999px;
  background: #dce8f3;
  overflow: hidden;
}

.md-v2-progress-fill {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #1565a8 0%, #0d4f86 100%);
}

.md-v2-progress-summary p {
  margin: 0;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--md-muted);
}

.md-v2-grid {
  display: grid;
  gap: 1.15rem;
}

@media (min-width: 768px) {
  .md-v2-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1200px) {
  .md-v2-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.md-v2-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--md-white);
  border: 1px solid var(--md-line);
  border-radius: var(--md-radius);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.md-v2-card:hover {
  border-color: rgba(21, 101, 168, 0.35);
  box-shadow: 0 12px 32px rgba(10, 61, 107, 0.08);
  transform: translateY(-3px);
  color: inherit;
}

.md-v2-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--md-sky);
}

.md-v2-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.md-v2-card:hover .md-v2-media img {
  transform: scale(1.04);
}

.md-v2-ep {
  position: absolute;
  left: 0.75rem;
  bottom: 0.75rem;
  padding: 0.28rem 0.65rem;
  border-radius: 999px;
  background: rgba(10, 61, 107, 0.9);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.md-v2-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 1.05rem 1.1rem 1.15rem;
}

.md-v2-title {
  margin: 0 0 0.55rem;
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--md-navy);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 4.2em;
}

.md-v2-meta {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  margin: 0 0 0.75rem;
  font-size: 0.82rem;
  font-weight: 600;
}

.md-v2-meta--done {
  color: #1f7a45;
}

.md-v2-meta--progress {
  color: var(--md-blue);
}

.md-v2-meta--new {
  color: var(--md-muted);
}

.md-v2-bar {
  margin-top: auto;
  height: 0.35rem;
  border-radius: 999px;
  background: #e5eef6;
  overflow: hidden;
}

.md-v2-bar span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #1565a8 0%, #0d4f86 100%);
}

.md-v2-card.is-completed .md-v2-bar span {
  background: linear-gradient(90deg, #2f9e5d 0%, #1f7a45 100%);
}

@media (prefers-reduced-motion: reduce) {
  .md-v2-card:hover {
    transform: none;
  }

  .md-v2-card:hover .md-v2-media img {
    transform: none;
  }
}

/* —— E-learning v2 show —— */
.md-v2-show {
  padding: 0;
}

.md-v2-show-layout {
  display: grid;
  gap: 1.5rem;
  align-items: start;
}

@media (min-width: 992px) {
  .md-v2-show-layout {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    gap: 2rem;
  }
}

.md-v2-player-frame {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: var(--md-radius);
  overflow: hidden;
  background: #0b1c2c;
  border: 1px solid var(--md-line);
}

.md-v2-player-frame:fullscreen,
.md-v2-player-frame:-webkit-full-screen {
  width: 100%;
  height: 100%;
  aspect-ratio: auto;
  border-radius: 0;
  border: 0;
  background: #000;
}

.md-v2-player,
.md-v2-player iframe {
  width: 100% !important;
  height: 100% !important;
}

.md-v2-player {
  position: absolute;
  inset: 0;
}

.md-v2-fs-btn {
  position: absolute;
  right: 0.75rem;
  bottom: 0.75rem;
  z-index: 4;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.75rem;
  border: 0;
  border-radius: 0.55rem;
  background: rgba(10, 61, 107, 0.92);
  color: #fff;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.28);
}

.md-v2-fs-btn[hidden] {
  display: none !important;
}

.md-v2-fs-btn:hover {
  background: rgba(21, 101, 168, 0.96);
}

.md-v2-fs-btn i {
  font-size: 1.05rem;
  line-height: 1;
}

.md-v2-player-frame:fullscreen .md-v2-fs-btn,
.md-v2-player-frame:-webkit-full-screen .md-v2-fs-btn {
  right: 1rem;
  bottom: 1rem;
}

.md-v2-cover {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: block;
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  cursor: pointer;
  background: #0b1c2c;
}

.md-v2-cover[hidden] {
  display: none !important;
}

.md-v2-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.md-v2-cover .md-play {
  z-index: 1;
}

.md-v2-cover-hint {
  position: absolute;
  left: 50%;
  bottom: 1rem;
  transform: translateX(-50%);
  z-index: 1;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  background: rgba(10, 61, 107, 0.88);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
}

.md-v2-player-note {
  margin: 0.65rem 0 0;
  font-size: 0.82rem;
  color: var(--md-muted);
}

.md-v2-show-meta .md-lesson-status {
  margin: 0 0 1rem;
  border-radius: 0.65rem;
}

.md-v2-show-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.md-v2-show-actions .md-exam-btn {
  width: auto;
}

/* —— E-learning v2 content (exam intro) —— */
.md-v2-content {
  padding: 0;
}

.md-v2-content-head {
  margin-bottom: 1.15rem;
  padding-bottom: 0.85rem;
  border-bottom: 2px solid var(--md-navy);
}

.md-v2-content-head h1 {
  margin: 0;
  font-size: clamp(1.15rem, 2.1vw, 1.4rem);
  font-weight: 700;
  line-height: 1.4;
  color: var(--md-navy);
}

.md-v2-doc-start {
  width: auto;
  min-width: 13rem;
  margin-top: 0;
  text-decoration: none;
}

.md-v2-content-grid {
  display: grid;
  gap: 1rem;
  align-items: stretch;
}

@media (min-width: 992px) {
  .md-v2-content-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.15rem;
  }
}

.md-v2-content-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: #fff;
  border: 1px solid #e2ebf3;
  border-radius: 0.75rem;
  padding: 1.2rem 1.25rem 1.3rem;
}

.md-v2-content-card h2 {
  margin: 0 0 0.7rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid #edf3f8;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--md-navy);
}

.md-v2-content-card p,
.md-v2-content-card li {
  margin: 0;
  color: var(--md-ink);
  font-size: 0.95rem;
  line-height: 1.7;
}

.md-v2-content-card ol,
.md-v2-content-card ul {
  margin: 0;
  padding-left: 1.15rem;
}

.md-v2-content-card ol > li + li,
.md-v2-content-card ul > li + li {
  margin-top: 0.5rem;
}

.md-v2-content-card ul {
  margin-top: 0.5rem;
}

.md-v2-doc-defs {
  display: grid;
  gap: 0.85rem;
}

.md-v2-doc-defs strong {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--md-navy);
}

.md-v2-doc-defs p {
  margin: 0;
  color: var(--md-muted);
}

.md-v2-content-cta {
  display: flex;
  justify-content: center;
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid #e2ebf3;
}

/* —— Exam v2 (Glide + SlimSelect) —— */
.md-exam-v2 {
  max-width: 52rem;
}

.md-exam-panel.glide {
  overflow: hidden;
  touch-action: pan-y pinch-zoom;
  position: relative;
}

.md-exam-v2 .glide__slide {
  display: block;
}

.md-exam-v2-fields {
  display: grid;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .md-exam-v2-fields {
    grid-template-columns: 1fr 1fr;
  }
}

.md-exam-v2-field .form-label {
  display: block;
  font-weight: 600;
  color: var(--md-ink);
  margin-bottom: 0.5rem;
  font-size: 0.92rem;
}

.md-exam-v2 .form-select {
  --bs-form-select-bg-img: none !important;
}

.md-exam-v2 .ss-main {
  border-radius: 0.7rem;
  border: 1px solid #d7e4ef;
  background: #f7fbfe;
  min-height: 2.85rem;
  align-items: center;
  padding: 0.25rem 0.45rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.md-exam-v2 .ss-main:hover {
  border-color: rgba(21, 101, 168, 0.45);
}

.md-exam-v2 .ss-main.ss-open-below,
.md-exam-v2 .ss-main:focus {
  border-color: var(--md-blue);
  box-shadow: 0 0 0 4px rgba(21, 101, 168, 0.12);
}

.md-exam-v2 .ss-main .ss-values .ss-value {
  background: var(--md-blue);
  color: #fff;
  border-radius: 0.45rem;
  height: auto;
  padding: 0.25rem 0.5rem;
}

.md-exam-v2 .ss-main .ss-values .ss-value .ss-value-delete {
  border-left: 0 !important;
}

.md-exam-v2 .ss-content {
  z-index: 9999;
  border: 1px solid var(--md-blue);
  border-radius: 0.7rem;
  box-shadow: 0 12px 28px rgba(10, 61, 107, 0.12);
  margin-top: 4px;
  background: #fff;
}

.md-exam-v2 .ss-content .ss-list .ss-option {
  padding: 0.55rem 0.7rem;
  border-bottom: 1px solid #f0f5fa;
}

.md-exam-v2 .ss-content .ss-list .ss-option:hover {
  background: var(--md-sky);
  color: var(--md-navy);
}

.md-exam-v2 .ss-content .ss-list .ss-option.ss-option-selected {
  background: #e7f2fa;
  color: var(--md-blue);
}

.md-exam-v2 .ss-content .ss-search input {
  border: 0;
  border-bottom: 1px solid #e2ebf3;
  border-radius: 0;
  padding: 0.45rem 0.7rem;
}

.md-exam-v2 .ss-content .ss-search input:focus {
  outline: none;
  border-bottom-color: var(--md-blue);
}

/* —— Footer —— */
.md-footer {
  background: var(--md-navy);
  color: rgba(255, 255, 255, 0.88);
  padding: 2.5rem 0 1.75rem;
  margin-top: 0;
}

.md-footer a {
  color: rgba(255, 255, 255, 0.88);
  text-decoration: none;
}

.md-footer a:hover {
  color: #fff;
  text-decoration: underline;
}

.md-footer-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 768px) {
  .md-footer-grid {
    grid-template-columns: 1.2fr 1fr;
    align-items: start;
  }
}

.md-footer-brand {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
}

.md-footer-brand img {
  width: 56px;
  height: auto;
  flex-shrink: 0;
  background: #fff;
  border-radius: 50%;
  padding: 0.2rem;
}

.md-footer-brand h2 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 0.2rem;
  line-height: 1.3;
}

.md-footer-brand p {
  margin: 0;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.65);
}

.md-footer-contact h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 0.75rem;
}

.md-footer-contact address {
  font-style: normal;
  font-size: 0.9rem;
  line-height: 1.6;
  margin: 0;
  color: rgba(255, 255, 255, 0.75);
}

.md-footer-contact strong {
  display: block;
  color: rgba(255, 255, 255, 0.95);
  margin-bottom: 0.35rem;
  font-weight: 600;
}

.md-footer-bar {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
  text-align: center;
}

@media (max-width: 767.98px) {
  .md-footer-contact {
    text-align: left;
  }
}

/* —— Alerts —— */
.alert {
  border-radius: 0;
  margin-bottom: 0;
}

/* —— Auth / Login —— */
body.md-auth-page {
  background: #fff;
}

body.md-auth-page .content-wrapper {
  min-height: 100vh;
  min-height: 100dvh;
}

.md-auth {
  display: grid;
  min-height: 100vh;
  min-height: 100dvh;
  background: #fff;
  position: relative;
  overflow: hidden;
}

@media (min-width: 992px) {
  .md-auth {
    grid-template-columns: 28rem minmax(0, 1fr);
  }
}

.md-auth-panel {
  display: flex;
  align-items: stretch;
  justify-content: center;
  overflow: hidden;
  min-width: 0;
  width: 100%;
  background:
    linear-gradient(180deg, #f8fbfe 0%, #ffffff 42%, #ffffff 100%);
}

@media (min-width: 992px) {
  .md-auth-panel {
    position: relative;
    z-index: 1;
    border-right: 0;
    /* soft blend into blue panel instead of a hard cut */
    box-shadow: none;
  }

  .md-auth-panel::after {
    content: "";
    position: absolute;
    top: 0;
    right: -3.5rem;
    width: 3.5rem;
    height: 100%;
    pointer-events: none;
    background: linear-gradient(
      90deg,
      rgba(255, 255, 255, 1) 0%,
      rgba(255, 255, 255, 0.72) 35%,
      rgba(255, 255, 255, 0.2) 70%,
      rgba(255, 255, 255, 0) 100%
    );
    z-index: 2;
  }
}

.md-auth-panel-inner {
  width: 100%;
  padding: 2rem 1.5rem 2.5rem;
}

@media (min-width: 992px) {
  .md-auth-panel-inner {
    padding: 2.5rem 2.25rem;
  }
}

.md-auth-home {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--md-blue);
  text-decoration: none;
  transition: color 0.2s ease, gap 0.2s ease;
}

.md-auth-home i {
  font-size: 1.1rem;
  line-height: 1;
}

.md-auth-home:hover {
  color: var(--md-navy);
  gap: 0.5rem;
}

.md-auth-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.md-auth-brand-mark {
  flex: 0 0 auto;
  width: 48px;
  height: 48px;
  object-fit: contain;
  display: block;
}

.md-auth-brand-text {
  min-width: 0;
  line-height: 1.25;
}

.md-auth-brand-text strong {
  display: block;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--md-navy);
}

.md-auth-brand-text span {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.72rem;
  color: var(--md-muted);
}

.md-auth-brand-line {
  width: 2.5rem;
  height: 0.28rem;
  margin-bottom: 1.15rem;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--md-blue), #4aa3df);
}

.md-auth-title {
  margin: 0 0 0.55rem;
  font-size: clamp(1.7rem, 3vw, 2.05rem);
  font-weight: 700;
  color: var(--md-navy);
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.md-auth-lead {
  margin: 0 0 1.85rem;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--md-muted);
}

.md-auth-form {
  display: grid;
  gap: 1.15rem;
}

.md-field-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.4rem;
}

.md-field-head label {
  margin-bottom: 0;
}

.md-field label {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--md-ink);
}

.md-field .form-control {
  min-height: 2.9rem;
  padding: 0.7rem 0.95rem;
  border: 1px solid #d7e4ef;
  border-radius: 0.75rem;
  background: #fff;
  font-size: 0.95rem;
  color: var(--md-ink);
  box-shadow: 0 1px 0 rgba(10, 61, 107, 0.02);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.md-field .form-control:hover {
  border-color: #b9cfe3;
}

.md-field .form-control:focus {
  border-color: var(--md-blue);
  box-shadow: 0 0 0 4px rgba(21, 101, 168, 0.12);
}

.md-field .form-control::placeholder {
  color: #8a9aab;
}

.md-auth-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--md-blue);
  text-decoration: none;
  white-space: nowrap;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
  font-family: inherit;
}

.md-auth-link:hover {
  color: var(--md-navy);
  text-decoration: underline;
}

.md-auth-text-btn {
  display: inline;
  margin: 0;
  padding: 0;
  border: 0;
  background: none;
  font: inherit;
  font-weight: 700;
  color: var(--md-blue);
  cursor: pointer;
}

.md-auth-text-btn:hover {
  text-decoration: underline;
}

.md-auth-viewport {
  position: relative;
  width: 100%;
  min-width: 0;
  min-height: 100%;
  overflow: hidden;
  display: grid;
  align-items: center;
  justify-items: center;
}

.md-auth-slide {
  grid-area: 1 / 1;
  width: 100%;
  max-width: 23rem;
  box-sizing: border-box;
  transition:
    transform 0.45s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.35s ease;
  will-change: transform, opacity;
}

.md-auth-slide[data-auth-slide="login"] {
  position: relative;
  z-index: 1;
  transform: translateX(0);
  opacity: 1;
}

.md-auth-slide[data-auth-slide="forgot"] {
  z-index: 0;
  transform: translateX(28%);
  opacity: 0;
  pointer-events: none;
}

.md-auth.is-forgot .md-auth-slide[data-auth-slide="login"] {
  z-index: 0;
  transform: translateX(-28%);
  opacity: 0;
  pointer-events: none;
}

.md-auth.is-forgot .md-auth-slide[data-auth-slide="forgot"] {
  z-index: 1;
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
}

.md-auth-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 2.95rem;
  margin-top: 0.35rem;
  padding: 0.7rem 1.4rem;
  border: 0;
  border-radius: 0.75rem;
  background: linear-gradient(135deg, #1565a8 0%, #0d4f86 100%);
  color: #fff;
  font-weight: 700;
  font-size: 0.98rem;
  cursor: pointer;
  box-shadow: 0 10px 24px rgba(13, 79, 134, 0.22);
  transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

.md-auth-submit:hover {
  filter: brightness(1.05);
  transform: translateY(-1px);
  box-shadow: 0 14px 28px rgba(13, 79, 134, 0.28);
}

.md-auth-footer-links {
  margin-top: 1.6rem;
  padding-top: 1.25rem;
  border-top: 1px solid #e7eef5;
  display: grid;
  gap: 0.75rem;
  justify-items: center;
}

.md-auth-footer-note {
  margin: 0;
  font-size: 0.9rem;
  color: var(--md-muted);
  text-align: center;
}

.md-auth-footer-note a {
  font-weight: 700;
  color: var(--md-blue);
  text-decoration: none;
}

.md-auth-footer-note a:hover {
  text-decoration: underline;
}

/* right panel */
.md-auth-visual {
  position: relative;
  display: flex;
  align-items: center;
  background: #08345c;
  padding: 2.5rem 1.75rem;
  min-height: 18rem;
  overflow: hidden;
}

.md-auth-visual-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 55% at 85% 15%, rgba(80, 170, 230, 0.28), transparent 55%),
    radial-gradient(ellipse 55% 50% at 10% 90%, rgba(14, 90, 160, 0.45), transparent 50%),
    linear-gradient(145deg, #08345c 0%, #0d4f86 48%, #1565a8 100%);
}

@media (min-width: 992px) {
  .md-auth-visual-bg {
    background:
      linear-gradient(
        90deg,
        rgba(8, 52, 92, 0.55) 0%,
        rgba(8, 52, 92, 0.12) 14%,
        transparent 28%
      ),
      radial-gradient(ellipse 70% 55% at 85% 15%, rgba(80, 170, 230, 0.28), transparent 55%),
      radial-gradient(ellipse 55% 50% at 10% 90%, rgba(14, 90, 160, 0.45), transparent 50%),
      linear-gradient(145deg, #08345c 0%, #0d4f86 48%, #1565a8 100%);
  }
}

.md-auth-visual-inner {
  position: relative;
  z-index: 1;
  width: min(100%, 35rem);
  color: #fff;
  padding-left: 5rem;
}

.md-auth-visual-topline {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 1.15rem;
  padding: 0.4rem 0.8rem 0.4rem 0.55rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.16);
  font-size: 0.82rem;
  font-weight: 600;
  color: rgba(230, 243, 252, 0.95);
  backdrop-filter: blur(6px);
}

.md-auth-dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: #f0a35a;
  box-shadow: 0 0 0 4px rgba(240, 163, 90, 0.22);
}

.md-auth-visual-title {
  margin: 0 0 1rem;
  font-size: clamp(1.85rem, 3.4vw, 2.65rem);
  font-weight: 700;
  line-height: 1.22;
  letter-spacing: -0.03em;
  color: #fff;
}

.md-auth-visual-title em {
  font-style: normal;
  background: linear-gradient(90deg, #ffffff 0%, #b7dbf5 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.md-auth-visual-lead {
  margin: 0 0 0.45rem;
  max-width: 28ch;
  font-size: 1.08rem;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.9);
}

.md-auth-visual-by {
  margin: 0 0 1.75rem;
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.68);
}

.md-auth-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.md-auth-chips span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 0.85rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.16);
  font-size: 0.86rem;
  font-weight: 600;
  color: #fff;
  backdrop-filter: blur(6px);
}

.md-auth-chips i {
  font-size: 1rem;
  color: #9ed0f5;
}

@media (min-width: 992px) {
  .md-auth-visual {
    padding: 3.25rem 3.5rem;
    min-height: 100%;
  }
}

@media (max-width: 991.98px) {
  .md-auth {
    grid-template-columns: 1fr;
  }

  .md-auth-panel {
    order: 2;
    border-bottom: 0;
  }

  .md-auth-visual {
    order: 1;
    padding: 2.25rem 1.35rem 2.5rem;
    min-height: 17rem;
  }

  .md-auth-visual-inner {
    padding-left: 0;
  }

  .md-auth-visual-lead {
    max-width: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .md-feature:hover,
  .md-lesson-card:hover,
  .md-v3-topic-card:hover,
  .md-auth-submit:hover {
    transform: none;
  }

  .md-lesson-card:hover .md-lesson-media img,
  .md-v3-topic-card:hover .md-v3-topic-media img {
    transform: none;
  }

  .md-lesson-video:hover .md-play {
    transform: translate(-50%, -50%);
  }

  .md-auth-slide {
    transition: none;
  }
}

/* —— Register (blue left small / white form right) —— */
.md-auth--register {
  grid-template-columns: 1fr;
}

@media (min-width: 992px) {
  .md-auth--register {
    grid-template-columns: 22rem minmax(0, 1fr);
  }

  .md-auth--register .md-auth-visual {
    order: 0;
    min-height: 100%;
    padding: 2.5rem 1.75rem;
  }

  .md-auth--register .md-auth-visual-inner {
    padding-left: 0;
    width: 100%;
  }

  .md-auth--register .md-auth-panel {
    order: 0;
    overflow: auto;
  }

  .md-auth--register .md-auth-panel::after {
    display: none;
  }

  .md-auth--register .md-auth-visual::after {
    content: "";
    position: absolute;
    top: 0;
    right: -2.5rem;
    width: 2.5rem;
    height: 100%;
    pointer-events: none;
    z-index: 2;
    background: linear-gradient(
      90deg,
      rgba(8, 52, 92, 0.35) 0%,
      rgba(8, 52, 92, 0) 100%
    );
  }
}

.md-register-wrap {
  width: 100%;
  max-width: 52rem;
  margin: 0 auto;
  padding: 2rem 1.5rem 2.5rem;
}

@media (min-width: 992px) {
  .md-register-wrap {
    padding: 2.5rem 2.75rem 3rem;
  }
}

.md-register-form-wrap .form-control,
.md-register-form-wrap select.form-control {
  min-height: 2.75rem;
  border: 1px solid #d7e4ef;
  border-radius: 0.65rem;
  box-shadow: none;
}

.md-register-form-wrap .form-control:focus,
.md-register-form-wrap select.form-control:focus {
  border-color: var(--md-blue);
  box-shadow: 0 0 0 4px rgba(21, 101, 168, 0.12);
}

.md-register-form-wrap label {
  font-weight: 600;
  color: var(--md-ink);
  margin-bottom: 0.35rem;
}

.md-register-form-wrap .form-group {
  margin-bottom: 0.85rem;
}

.md-register-consent {
  margin-top: 1rem;
  padding: 1rem 1.1rem;
  border: 1px solid var(--md-line);
  border-radius: 0.85rem;
  background: #f8fbfe;
}

.md-register-consent .form-check-label {
  font-size: 0.9rem;
  color: var(--md-muted);
  line-height: 1.55;
}

.md-register-hr {
  margin: 0.75rem 0;
  border: 0;
  border-top: 1px solid var(--md-line);
}

.md-register-actions {
  margin-top: 1.25rem;
}

.md-register-actions .md-auth-submit:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
  filter: none;
}

@media (max-width: 991.98px) {
  .md-auth--register .md-auth-visual {
    order: 1;
    min-height: 14rem;
  }

  .md-auth--register .md-auth-panel {
    order: 2;
  }

  .md-auth--register .md-auth-visual-inner {
    padding-left: 0;
  }
}

/* —— Course III topics —— */
.md-v3 {
  padding: 0;
}

.md-v3-topic-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .md-v3-topic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.md-v3-topic-card {
  display: block;
  border: 1px solid var(--md-line);
  border-radius: var(--md-radius);
  overflow: hidden;
  background: var(--md-white);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.md-v3-topic-card:hover {
  border-color: rgba(21, 101, 168, 0.35);
  box-shadow: 0 12px 32px rgba(10, 61, 107, 0.08);
  transform: translateY(-3px);
  color: inherit;
}

.md-v3-topic-media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #e8eef4;
  display: flex;
  align-items: center;
  justify-content: center;
}

.md-v3-topic-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.md-v3-topic-card:hover .md-v3-topic-media img {
  transform: scale(1.04);
}

.md-v3-topic-empty {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--md-muted);
  letter-spacing: 0.02em;
}

/* —— Course III topic tabs —— */
.md-v3-tabs {
  width: 100%;
}

.md-v3-tab-nav {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  width: 100%;
  margin: 0;
  border-bottom: 1px solid var(--md-line);
  gap: 0;
}

.md-v3-tab-nav .nav-item {
  margin: 0;
  width: 100%;
}

.md-v3-tab-nav .nav-link {
  width: 100%;
  margin: 0;
  border: 0;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  padding: 0.9rem 0.75rem;
  text-align: center;
  font-weight: 600;
  font-size: 0.98rem;
  color: var(--md-muted);
  background: transparent;
}

.md-v3-tab-nav .nav-link:hover,
.md-v3-tab-nav .nav-link:focus {
  color: var(--md-navy);
  border-color: transparent;
  border-bottom-color: rgba(21, 101, 168, 0.35);
}

.md-v3-tab-nav .nav-link.active {
  color: var(--md-blue);
  background: transparent;
  border-color: transparent;
  border-bottom-color: var(--md-blue);
}

.md-v3-tab-content {
  width: 100%;
  min-height: 12rem;
  padding: 1rem 0;
}

.md-v3-tab-content > .tab-pane.is-loading {
  opacity: 0.55;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

/* —— Course III overview (dashboard-like) —— */
.md-v3-overview {
  width: 100%;
}

.md-v3-summary-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .md-v3-summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1200px) {
  .md-v3-summary-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.md-v3-summary-card {
  padding: 1.1rem 1.15rem;
  background: var(--md-white);
  border: 1px solid var(--md-line);
  border-radius: calc(var(--md-radius) + 0.15rem);
  box-shadow: 0 8px 24px rgba(10, 61, 107, 0.06);
}

.md-v3-summary-label {
  margin: 0;
  font-size: 0.88rem;
  color: var(--md-muted);
}

.md-v3-summary-value {
  margin: 0.45rem 0 0;
  font-size: 1.7rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--md-navy);
}

.md-v3-summary-card.tone-success .md-v3-summary-value { color: #1f7a45; }
.md-v3-summary-card.tone-primary .md-v3-summary-value { color: var(--md-blue); }
.md-v3-summary-card.tone-info .md-v3-summary-value { color: #2f6fad; }
.md-v3-summary-card.tone-warning .md-v3-summary-value { color: #b07a1a; }

.md-v3-summary-subtext {
  margin: 0.35rem 0 0;
  font-size: 0.78rem;
  color: var(--md-muted);
  line-height: 1.45;
}

.md-v3-overview-panels {
  display: grid;
  gap: 1rem;
  margin-top: 1.25rem;
}

@media (min-width: 992px) {
  .md-v3-overview-panels {
    grid-template-columns: minmax(0, 2fr) minmax(0, 3fr);
    gap: 1.15rem;
  }
}

.md-v3-panel {
  padding: 1.1rem;
  background: var(--md-white);
  border: 1px solid var(--md-line);
  border-radius: calc(var(--md-radius) + 0.15rem);
  box-shadow: 0 8px 24px rgba(10, 61, 107, 0.06);
}

.md-v3-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
}

.md-v3-panel-head h3 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--md-navy);
}

.md-v3-panel-link {
  border: 0;
  background: none;
  padding: 0;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--md-blue);
  cursor: pointer;
}

.md-v3-panel-link:hover {
  color: var(--md-navy);
  text-decoration: underline;
}

.md-v3-activity-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.md-v3-activity-item {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.8rem;
  border: 0;
  border-radius: 0.75rem;
  background: #f4f7fb;
  text-align: left;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.md-v3-activity-item:hover {
  background: #eaf1f8;
}

.md-v3-activity-icon {
  flex: 0 0 auto;
  width: 1.75rem;
  height: 1.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.5rem;
  font-size: 0.95rem;
}

.md-v3-activity-icon.is-quiz {
  background: rgba(21, 101, 168, 0.12);
  color: var(--md-blue);
}

.md-v3-activity-icon.is-lesson {
  background: rgba(31, 122, 69, 0.12);
  color: #1f7a45;
}

.md-v3-activity-body {
  flex: 1 1 auto;
  min-width: 0;
  display: grid;
}

.md-v3-activity-body strong {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--md-navy);
}

.md-v3-activity-body small {
  font-size: 0.62rem;
  color: var(--md-muted);
}

.md-v3-status-pill {
  flex: 0 0 auto;
  align-self: center;
  padding: 0.28rem 0.65rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
}

.md-v3-status-pill.tone-success { background: rgba(31, 122, 69, 0.14); color: #1f7a45; }
.md-v3-status-pill.tone-warning { background: rgba(176, 122, 26, 0.15); color: #9a6914; }
.md-v3-status-pill.tone-info { background: rgba(21, 101, 168, 0.14); color: var(--md-blue); }
.md-v3-status-pill.tone-danger { background: rgba(176, 50, 50, 0.14); color: #a12f2f; }

.md-v3-activity-empty {
  padding: 0.9rem;
  border-radius: 0.75rem;
  background: #f4f7fb;
  font-size: 0.82rem;
  color: var(--md-muted);
}

.md-v3-continue {
  overflow: hidden;
  border: 1px solid rgba(21, 101, 168, 0.15);
  border-radius: calc(var(--md-radius) + 0.15rem);
  background: #f4f7fb;
}

.md-v3-continue-media {
  position: relative;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, rgba(21, 101, 168, 0.25), rgba(31, 122, 69, 0.18));
  overflow: hidden;
}

.md-v3-continue-media img,
.md-v3-continue-fallback {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.md-v3-continue-fallback {
  background: linear-gradient(135deg, rgba(21, 101, 168, 0.28), rgba(13, 79, 134, 0.18));
}

.md-v3-continue-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 61, 107, 0.28);
}

.md-v3-continue-play {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1rem;
  border: 0;
  border-radius: 999px;
  background: var(--md-blue);
  color: #fff;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  z-index: 1;
}

.md-v3-continue-play:hover {
  background: var(--md-navy);
}

.md-v3-continue-body {
  padding: 1rem 1.05rem 1.1rem;
}

.md-v3-continue-name {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--md-navy);
}

.md-v3-continue-subtitle {
  margin: 0.3rem 0 0;
  font-size: 0.8rem;
  color: var(--md-muted);
}

.md-v3-continue-bar {
  margin-top: 0.85rem;
  width: 100%;
  height: 0.55rem;
  border-radius: 999px;
  background: rgba(21, 101, 168, 0.14);
  overflow: hidden;
}

.md-v3-continue-bar span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #1565a8 0%, #0d4f86 100%);
}

.md-v3-continue-percent {
  margin: 0.35rem 0 0;
  text-align: right;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--md-blue);
}

/* —— Course III video modal —— */
.landing-video-modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.72);
  padding: 24px;
  z-index: 1050;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.28s ease, visibility 0.28s ease;
}

.landing-video-modal.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.landing-video-modal-content {
  position: relative;
  width: min(100%, 1000px);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 26px 70px rgba(0, 0, 0, 0.45);
  background: #000;
  transform: translateY(12px) scale(0.97);
  opacity: 0;
  transition: transform 0.28s ease, opacity 0.28s ease;
}

.landing-video-modal.is-open .landing-video-modal-content {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.landing-video-modal-frame {
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 0;
  display: block;
  position: relative;
  overflow: hidden;
}

.landing-video-modal-frame iframe {
  position: absolute;
  inset: 0;
  width: 100% !important;
  height: 100% !important;
}

.landing-video-modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 38px;
  height: 38px;
  border: none;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.7);
  color: #fff;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  z-index: 2;
}

.landing-video-modal-close:hover {
  background: rgba(0, 0, 0, 0.86);
}

.lessons-video-modal-content {
  width: min(100%, 1200px);
  height: calc(100vh - 120px);
}

.lessons-video-modal-content .landing-video-modal-frame {
  aspect-ratio: auto;
  height: 100%;
}

.md-v3-continue-play:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

/* —— Course III lessons tab —— */
.md-v3-lessons-layout {
  display: grid;
  gap: 0.85rem;
}

@media (min-width: 992px) {
  .md-v3-lessons-layout {
    grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
    align-items: start;
  }

  .md-v3-lesson-list-panel {
    align-self: stretch;
    min-height: 100%;
    max-height: none;
  }
}

.md-v3-lesson-active,
.md-v3-lesson-list-panel {
  padding: 0.85rem;
  background: var(--md-white);
  border: 1px solid var(--md-line);
  border-radius: calc(var(--md-radius) + 0.15rem);
  box-shadow: 0 8px 24px rgba(10, 61, 107, 0.06);
}

.md-v3-lesson-active {
  display: flex;
  flex-direction: column;
}

.md-v3-lesson-list-panel {
  display: flex;
  flex-direction: column;
  min-width: 0;
  max-height: min(44rem, 90vh);
}

.md-v3-lesson-player {
  position: relative;
  overflow: hidden;
  border-radius: 0.75rem;
  background: #0b1c2c;
}

.landing-video-trigger {
  position: relative;
  display: block;
  width: 100%;
  border: none;
  padding: 0;
  cursor: pointer;
  line-height: 0;
  background: #0b1c2c;
}

.landing-video-trigger:disabled {
  cursor: not-allowed;
  opacity: 0.7;
}

.landing-video-thumbnail {
  width: 100%;
  aspect-ratio: 16 / 9;
  display: block;
  object-fit: cover;
  transition: transform 0.35s ease, opacity 0.35s ease;
  opacity: 0.94;
}

.landing-video-trigger:hover .landing-video-thumbnail {
  transform: scale(1.03);
  opacity: 1;
}

.md-v3-lesson-thumb-fallback {
  background: linear-gradient(135deg, rgba(21, 101, 168, 0.28), rgba(13, 79, 134, 0.16));
}

.landing-video-play-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 74px;
  height: 74px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  background: linear-gradient(145deg, rgba(21, 101, 168, 0.94), rgba(13, 79, 134, 0.92));
  box-shadow: 0 14px 30px rgba(10, 61, 107, 0.35);
  pointer-events: none;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.landing-video-play-button::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-38%, -50%);
  width: 0;
  height: 0;
  border-top: 11px solid transparent;
  border-bottom: 11px solid transparent;
  border-left: 18px solid #fff;
}

.landing-video-trigger:hover .landing-video-play-button {
  transform: translate(-50%, -50%) scale(1.06);
}

.md-v3-lesson-resume {
  position: relative;
}

.md-v3-lesson-resume-actions {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem;
  background: rgba(10, 61, 107, 0.38);
}

.md-v3-lesson-meta {
  margin-top: 0.8rem;
  display: flex;
  flex-direction: column;
}

.md-v3-lesson-meta > h3,
.md-v3-lesson-title-row > h3 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--md-navy);
  line-height: 1.35;
  word-break: break-word;
}

.md-v3-lesson-title-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 0.75rem;
}

.md-v3-lesson-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.6rem;
  padding: 0.55rem 0 0;
  border-top: 1px solid var(--md-line);
}

.md-v3-lesson-actions:has(+ .md-v3-lesson-description) {
  margin-bottom: 0.6rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--md-line);
}

.md-v3-lesson-description {
  margin-top: 0.4rem;
  color: var(--md-muted);
  font-size: 0.9rem;
  line-height: 1.55;
  max-height: 10.5rem;
  overflow-y: auto;
  padding-right: 0.25rem;
}

.md-v3-lesson-actions + .md-v3-lesson-description {
  margin-top: 0;
}

.md-v3-lesson-description > *:first-child {
  margin-top: 0;
}

.md-v3-lesson-description > *:last-child {
  margin-bottom: 0;
}

.md-v3-lesson-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.42rem 0.9rem;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 600;
  text-decoration: none;
  border: 0;
  cursor: pointer;
  white-space: nowrap;
}

.md-v3-lesson-btn--primary {
  background: var(--md-blue);
  color: #fff;
}

.md-v3-lesson-btn--primary:hover {
  background: var(--md-navy);
  color: #fff;
}

.md-v3-lesson-btn--light {
  background: rgba(255, 255, 255, 0.92);
  color: var(--md-navy);
}

.md-v3-lesson-btn--light:hover {
  background: #fff;
  color: var(--md-navy);
}

.md-v3-lesson-btn--success {
  background: #1f7a45;
  color: #fff;
}

.md-v3-lesson-btn--success:hover {
  background: #19653a;
  color: #fff;
}

.md-v3-lesson-btn--outline {
  background: transparent;
  color: var(--md-blue);
  border: 1px solid rgba(21, 101, 168, 0.35);
}

.md-v3-lesson-btn--outline:hover {
  background: rgba(21, 101, 168, 0.08);
  color: var(--md-navy);
}

.md-v3-lesson-btn.is-disabled,
.md-v3-lesson-btn:disabled {
  background: #d9e0e8 !important;
  color: #8a97a6 !important;
  border: 1px solid #c9d3de !important;
  opacity: 1;
  pointer-events: none;
  cursor: not-allowed;
  box-shadow: none;
  filter: grayscale(0.2);
}

.md-v3-lesson-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  background: rgba(31, 122, 69, 0.12);
  color: #1f7a45;
  font-size: 0.88rem;
  font-weight: 600;
}

.md-v3-lesson-title-row .md-v3-lesson-badge {
  padding: 0.28rem 0.7rem;
  font-size: 0.78rem;
}

.md-v3-lesson-list-panel h3 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--md-navy);
}

.md-v3-lesson-list-count {
  margin: 0.25rem 0 0;
  font-size: 0.78rem;
  color: var(--md-muted);
}

.md-v3-lesson-list {
  list-style: none;
  margin: 0.65rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
  align-content: start;
  flex: 1 1 auto;
  min-height: 0;
  overflow: auto;
}

.md-v3-lesson-list-item {
  border: 1px solid var(--md-line);
  border-radius: 0.75rem;
  background: #fff;
  overflow: hidden;
}

.md-v3-lesson-list-item.is-active {
  border-color: rgba(21, 101, 168, 0.35);
  background: rgba(21, 101, 168, 0.06);
}

.md-v3-lesson-list-item a {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  padding: 0.6rem;
  text-decoration: none;
  color: inherit;
}

.md-v3-lesson-list-item img,
.md-v3-lesson-list-thumb {
  width: 3rem;
  height: 3rem;
  border-radius: 0.55rem;
  object-fit: cover;
  flex: 0 0 auto;
  background: #e8eef4;
}

.md-v3-lesson-list-body {
  min-width: 0;
  display: grid;
  gap: 0.2rem;
}

.md-v3-lesson-list-body strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--md-navy);
  line-height: 1.35;
}

.md-v3-lesson-list-status {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  font-size: 0.72rem;
  font-weight: 600;
  color: #1f7a45;
}

.md-v3-lesson-list-item.is-completed {
  border-color: rgba(31, 122, 69, 0.28);
  background: rgba(31, 122, 69, 0.04);
}

.md-v3-lesson-list-empty {
  padding: 0.9rem;
  border: 1px dashed var(--md-line);
  border-radius: 0.75rem;
  font-size: 0.88rem;
  color: var(--md-muted);
}

/* —— Course III summary tab —— */
.md-v3-result-layout {
  display: grid;
  gap: 1rem;
  margin-top: 0.25rem;
}

@media (min-width: 992px) {
  .md-v3-result-layout {
    grid-template-columns: minmax(280px, 320px) minmax(0, 1fr);
    align-items: start;
    gap: 1.15rem;
  }

  .md-v3-result-aside {
    align-self: stretch;
    height: auto;
    min-height: 100%;
  }
}

.md-v3-result-aside,
.md-v3-result-panel {
  padding: 1.1rem;
  background: var(--md-white);
  border: 1px solid var(--md-line);
  border-radius: calc(var(--md-radius) + 0.15rem);
  box-shadow: 0 8px 24px rgba(10, 61, 107, 0.06);
}

.md-v3-result-aside {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.md-v3-result-profile {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.md-v3-result-avatar {
  flex: 0 0 auto;
  width: 3.5rem;
  height: 3.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: rgba(21, 101, 168, 0.12);
  color: var(--md-blue);
  font-size: 1.25rem;
  font-weight: 700;
}

.md-v3-result-name {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--md-navy);
  line-height: 1.35;
  word-break: break-word;
}

.md-v3-result-fields {
  margin: 0;
  padding-top: 1rem;
  border-top: 1px solid var(--md-line);
  display: grid;
  gap: 0.7rem;
}

.md-v3-result-fields dt {
  margin: 0;
  font-size: 0.75rem;
  color: var(--md-muted);
}

.md-v3-result-fields dd {
  margin: 0.15rem 0 0;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--md-navy);
  word-break: break-word;
}

.md-v3-result-progress-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.88rem;
  color: var(--md-muted);
}

.md-v3-result-progress-head strong {
  color: var(--md-blue);
  font-weight: 700;
}

.md-v3-result-progress-track {
  margin-top: 0.5rem;
  height: 0.625rem;
  border-radius: 999px;
  background: #e8eef5;
  overflow: hidden;
}

.md-v3-result-progress-fill {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--md-blue);
}

.md-v3-result-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
}

.md-v3-result-stat {
  padding: 0.85rem 0.65rem;
  border-radius: 0.75rem;
  background: #f4f7fb;
  text-align: center;
}

.md-v3-result-stat strong {
  display: block;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--md-navy);
  line-height: 1.2;
}

.md-v3-result-stat span {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.72rem;
  line-height: 1.35;
  color: var(--md-muted);
}

.md-v3-result-cert {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--md-line);
  display: grid;
  gap: 0.75rem;
}

.md-v3-result-cert-status {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  padding: 0.75rem;
  border-radius: 0.75rem;
  background: #f4f7fb;
  color: var(--md-muted);
}

.md-v3-result-cert-status > i {
  font-size: 1.25rem;
  line-height: 1.2;
}

.md-v3-result-cert-status strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--md-navy);
}

.md-v3-result-cert-status small {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.75rem;
  color: var(--md-muted);
}

.md-v3-result-cert-status.is-passed {
  background: rgba(31, 122, 69, 0.1);
  color: #1f7a45;
}

.md-v3-result-cert-status.is-passed strong {
  color: #1f7a45;
}

.md-v3-result-cert-btn {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 999px;
  padding: 0.65rem 1rem;
  background: var(--md-blue);
  color: #fff;
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}

.md-v3-result-cert-btn:hover {
  color: #fff;
  opacity: 0.92;
}

.md-v3-result-cert-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.md-v3-result-main {
  display: grid;
  gap: 1rem;
  min-width: 0;
}

.md-v3-result-panel {
  display: flex;
  flex-direction: column;
  height: 22.5rem;
  min-height: 22.5rem;
}

.md-v3-result-panel-head h3 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--md-navy);
}

.md-v3-result-panel-head p {
  margin: 0.25rem 0 0;
  font-size: 0.82rem;
  color: var(--md-muted);
}

.md-v3-result-list {
  list-style: none;
  margin: 0.85rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
  align-content: start;
  overflow: auto;
  min-height: 0;
  flex: 1 1 auto;
}

.md-v3-result-list-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.8rem;
  border-radius: 0.75rem;
  background: #f4f7fb;
}

.md-v3-result-list-empty {
  padding: 0.9rem;
  border-radius: 0.75rem;
  background: #f4f7fb;
  font-size: 0.88rem;
  color: var(--md-muted);
}

/* —— Course III quiz —— */
.md-v3-quiz-meta {
  margin: 0.35rem 0 0;
  color: var(--md-muted);
  font-size: 0.92rem;
}

.md-v3-quiz-form {
  margin-top: 1rem;
}

.md-v3-quiz-progress {
  margin-bottom: 1rem;
}

.md-v3-quiz-progress-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
  color: var(--md-navy);
  font-size: 0.9rem;
}

.md-v3-quiz-progress-head span {
  color: var(--md-muted);
  font-size: 0.8rem;
}

.md-v3-quiz-progress-track {
  height: 0.5rem;
  border-radius: 999px;
  background: #e8eef5;
  overflow: hidden;
}

.md-v3-quiz-progress-track > span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--md-blue);
  transition: width 0.25s ease;
}

.md-v3-quiz-step {
  padding: 1.1rem;
  background: var(--md-white);
  border: 1px solid var(--md-line);
  border-radius: calc(var(--md-radius) + 0.15rem);
  box-shadow: 0 8px 24px rgba(10, 61, 107, 0.06);
}

.md-v3-quiz-question {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--md-navy);
  line-height: 1.5;
}

.md-v3-quiz-answers {
  margin-top: 0.85rem;
  display: grid;
  gap: 0.55rem;
}

.md-v3-quiz-answer {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--md-line);
  border-radius: 0.75rem;
  background: #f4f7fb;
  cursor: pointer;
}

.md-v3-quiz-answer input {
  margin-top: 0.2rem;
}

.md-v3-quiz-answer span {
  color: var(--md-navy);
  font-size: 0.92rem;
  line-height: 1.45;
}

.md-v3-quiz-actions {
  position: sticky;
  bottom: 0;
  z-index: 5;
  margin-top: 1rem;
  padding: 0.85rem 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: space-between;
  background: linear-gradient(180deg, rgba(244, 247, 251, 0), #f4f7fb 28%);
}

.md-v3-quiz-actions-nav,
.md-v3-quiz-actions-submit {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.md-v3-quiz-result-head {
  margin-bottom: 1rem;
}

.md-v3-quiz-result-eyebrow {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--md-muted);
}

.md-v3-quiz-result-head h2 {
  margin: 0.35rem 0 0;
}

.md-v3-quiz-result-head p {
  margin: 0.35rem 0 0;
  color: var(--md-muted);
  font-size: 0.9rem;
}

.md-v3-quiz-result-status {
  text-align: center;
}

.md-v3-quiz-result-status > span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 4.5rem;
  height: 4.5rem;
  border-radius: 999px;
  font-size: 2rem;
  font-weight: 700;
}

.md-v3-quiz-result-status.is-pass > span {
  background: rgba(31, 122, 69, 0.12);
  color: #1f7a45;
}

.md-v3-quiz-result-status.is-fail > span {
  background: rgba(176, 122, 26, 0.14);
  color: #b07a1a;
}

.md-v3-quiz-result-status strong {
  display: block;
  margin-top: 0.85rem;
  font-size: 1.25rem;
}

.md-v3-quiz-result-status.is-pass strong { color: #1f7a45; }
.md-v3-quiz-result-status.is-fail strong { color: #b07a1a; }

.md-v3-quiz-result-status p {
  margin: 0.4rem 0 0;
  color: var(--md-muted);
}

.md-v3-quiz-result-stats {
  margin-top: 1.25rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
}

.md-v3-quiz-result-stats > div {
  padding: 0.9rem 0.65rem;
  border-radius: 0.75rem;
  background: #f4f7fb;
  text-align: center;
}

.md-v3-quiz-result-stats small {
  display: block;
  font-size: 0.72rem;
  color: var(--md-muted);
}

.md-v3-quiz-result-stats strong {
  display: block;
  margin-top: 0.25rem;
  font-size: 1.55rem;
  color: var(--md-navy);
}

.md-v3-quiz-result-stats > div.is-pass strong { color: #1f7a45; }
.md-v3-quiz-result-stats > div.is-fail strong { color: #b07a1a; }

.md-v3-quiz-result-stats span {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.72rem;
  color: var(--md-muted);
}

.md-v3-quiz-result-bar {
  position: relative;
  margin-top: 1rem;
  height: 0.65rem;
  border-radius: 999px;
  background: #e8eef5;
  overflow: hidden;
}

.md-v3-quiz-result-bar > span {
  display: block;
  height: 100%;
  border-radius: inherit;
}

.md-v3-quiz-result-bar > span.is-pass { background: #1f7a45; }
.md-v3-quiz-result-bar > span.is-fail { background: #b07a1a; }

.md-v3-quiz-result-bar > i {
  position: absolute;
  top: 0;
  width: 2px;
  height: 100%;
  background: rgba(10, 61, 107, 0.35);
}

.md-v3-quiz-result-ctas {
  margin-top: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  justify-content: center;
}

.md-v3-quiz-satisfaction {
  margin-top: 1rem;
}

.md-v3-quiz-satisfaction-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

.md-v3-quiz-satisfaction-head p {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--md-muted);
}

.md-v3-quiz-satisfaction-head h3 {
  margin: 0.25rem 0 0;
  font-size: 1.1rem;
  color: var(--md-navy);
}

.md-v3-quiz-satisfaction-note {
  margin: 0.65rem 0 0;
  color: var(--md-muted);
  font-size: 0.88rem;
}

.md-v3-quiz-stars {
  margin-top: 1rem;
  padding: 0.9rem;
  border-radius: 0.75rem;
  background: #f4f7fb;
}

.md-v3-quiz-stars-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.7rem;
  font-size: 0.86rem;
}

.md-v3-quiz-stars-head strong {
  color: var(--md-blue);
}

.md-v3-quiz-stars-row {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.md-v3-quiz-star {
  position: relative;
  width: 2.4rem;
  height: 2.4rem;
  font-size: 2.2rem;
  line-height: 1;
}

.md-v3-quiz-star-base {
  color: #d5dde7;
}

.md-v3-quiz-star-fill {
  position: absolute;
  inset: 0 auto 0 0;
  overflow: hidden;
  color: #f0b429;
  width: 0;
  white-space: nowrap;
}

.md-v3-quiz-star-fill::before {
  content: "★";
}

.md-v3-quiz-star-half,
.md-v3-quiz-star-full {
  position: absolute;
  top: 0;
  height: 100%;
  width: 50%;
  border: 0;
  padding: 0;
  background: transparent;
}

.md-v3-quiz-star-half { left: 0; }
.md-v3-quiz-star-full { right: 0; }

.md-v3-quiz-star-half:not(:disabled),
.md-v3-quiz-star-full:not(:disabled) {
  cursor: pointer;
}

.md-v3-quiz-error {
  margin: 0.65rem 0 0;
  color: #b42318;
  font-size: 0.86rem;
}

.md-v3-quiz-satisfaction-saved {
  margin: 0.85rem 0 0;
  color: var(--md-muted);
  font-size: 0.9rem;
}

.md-v3-quiz-satisfaction-form .md-v3-lesson-btn {
  margin-top: 0.9rem;
}

@media (max-width: 767.98px) {
  .md-v3-quiz-result-stats {
    grid-template-columns: 1fr;
  }

  .md-v3-quiz-actions {
    flex-direction: column;
  }

  .md-v3-quiz-actions-nav,
  .md-v3-quiz-actions-submit {
    width: 100%;
  }

  .md-v3-quiz-actions-nav .md-v3-lesson-btn,
  .md-v3-quiz-actions-submit .md-v3-lesson-btn {
    flex: 1 1 auto;
  }
}