/* Instructor information — enhanced profile + client logo grid */

.course-instructor-info {
  --instructor-brand: var(--color-primary, #337ab7);
  --instructor-brand-soft: #7ec8ef;
  --instructor-ink: #0a1628;
  --instructor-muted: #64748b;

  width: 100%;
  margin: 0;
  padding: 0;
  font-family: var(--font-sans);
}

.course-instructor-info__panel {
  overflow: visible;
}

.course-instructor-info__layout {
  display: flex;
  flex-direction: column;
  gap: clamp(2.25rem, 4.5vw, 3rem);
}

/* ----- Instructor profile ----- */
.course-instructor-info__instructor {
  display: flex;
  flex-direction: column;
  gap: clamp(1.35rem, 2.8vw, 1.85rem);
  color: var(--instructor-ink);
}

.course-instructor-info__title {
  margin: 0;
}

.course-instructor-info__profile-body {
  display: grid;
  align-items: center;
  gap: clamp(1.25rem, 3vw, 2rem);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .course-instructor-info__profile-body {
    grid-template-columns: auto minmax(0, 1fr);
  }
}

.course-instructor-info__profile-body {
  text-align: start;
}

.course-instructor-info__avatar-col {
  display: flex;
  flex-direction: column;
  align-items: start;
  gap: 0.55rem;
}

.course-instructor-info__avatar-wrap {
  position: relative;
  flex-shrink: 0;
}

.course-instructor-info__avatar-wrap::before {
  content: "";
  position: absolute;
  inset: -8px;
  z-index: 0;
  border-radius: 50%;
  background: conic-gradient(
    from 210deg,
    rgba(51, 122, 183, 0.45),
    rgba(126, 200, 239, 0.35),
    rgba(51, 122, 183, 0.2),
    rgba(51, 122, 183, 0.45)
  );
  filter: blur(6px);
  opacity: 0.85;
  pointer-events: none;
}

.course-instructor-info__avatar {
  position: relative;
  z-index: 1;
  display: block;
  width: clamp(104px, 14vw, 124px);
  height: clamp(104px, 14vw, 124px);
  border-radius: 50%;
  object-fit: cover;
  border: none;
  box-shadow:
    0 12px 32px rgba(51, 122, 183, 0.28),
    0 4px 12px rgba(15, 23, 42, 0.1);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.course-instructor-info__avatar-wrap:hover .course-instructor-info__avatar {
  transform: scale(1.04);
  box-shadow:
    0 18px 42px rgba(51, 122, 183, 0.34),
    0 6px 16px rgba(15, 23, 42, 0.12);
}

.course-instructor-info__active {
  position: absolute;
  z-index: 2;
  inset-inline-end: 8px;
  bottom: 8px;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: #22c55e;
  border: none;
  box-shadow: 0 0 0 3px #fff;
}

.course-instructor-info__active::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.45);
  animation: course-instructor-info-pulse 2s ease-out infinite;
}

@keyframes course-instructor-info-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.45);
  }

  70% {
    box-shadow: 0 0 0 10px rgba(34, 197, 94, 0);
  }

  100% {
    box-shadow: 0 0 0 10px rgba(34, 197, 94, 0);
  }
}

.course-instructor-info__profile-content {
  min-width: 0;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: start;
  gap: clamp(0.9rem, 2vw, 1.15rem);
  text-align: start;
}

.course-instructor-info__identity {
  width: 100%;
  text-align: start;
}

.course-instructor-info__name {
  margin: 0;
  font-size: clamp(1.3rem, 2.8vw, 1.55rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--instructor-ink);
}

.course-instructor-info__role {
  margin: 0.4rem 0 0;
  font-size: clamp(0.86rem, 1.6vw, 0.95rem);
  line-height: 1.55;
  color: var(--instructor-muted);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.course-instructor-info__stats {
  list-style: none;
  margin: 0;
  padding: clamp(0.85rem, 2vw, 1rem) 0 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(0.65rem, 2vw, 1.25rem);
  width: 100%;
}

@media (min-width: 768px) {
  .course-instructor-info__stats {
    grid-template-columns: repeat(3, minmax(0, max-content));
    gap: clamp(1.5rem, 3vw, 2.5rem);
    padding-top: 0.25rem;
  }
}

.course-instructor-info__stat {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  padding: 0;
  background: none;
  border: none;
  box-shadow: none;
}

[dir="ltr"] .course-instructor-info__stat:not(:last-child)::after,
[dir="rtl"] .course-instructor-info__stat:not(:last-child)::after {
  content: none;
}

@media (min-width: 768px) {
  [dir="ltr"] .course-instructor-info__stat:not(:last-child)::after {
    content: "";
    position: absolute;
    inset-inline-end: calc(-1 * clamp(0.75rem, 1.5vw, 1.25rem));
    top: 50%;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: rgba(51, 122, 183, 0.28);
    transform: translate(50%, -50%);
  }

  [dir="rtl"] .course-instructor-info__stat:not(:last-child)::after {
    content: "";
    position: absolute;
    inset-inline-start: calc(-1 * clamp(0.75rem, 1.5vw, 1.25rem));
    top: 50%;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: rgba(51, 122, 183, 0.28);
    transform: translate(-50%, -50%);
  }
}

.course-instructor-info__stat-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  color: var(--instructor-brand);
  background: rgba(51, 122, 183, 0.08);
  box-shadow: none;
}

.course-instructor-info__lucide {
  width: 18px;
  height: 18px;
  stroke-width: 2.35;
}

.course-instructor-info__stat-body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.15rem;
  min-width: 0;
  padding-top: 0.15rem;
}

.course-instructor-info__stat-value {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  font-weight: 800;
  color: var(--instructor-brand);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.03em;
}

.course-instructor-info__stat-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--instructor-muted);
  line-height: 1.3;
}

/* ----- Clients grid ----- */
.course-instructor-info__clients {
  display: flex;
  flex-direction: column;
  gap: clamp(1rem, 2.5vw, 1.35rem);
  padding: 0;
}

.course-instructor-info__clients-head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
}

.course-instructor-info__clients-head {
  justify-content: flex-start;
}

.course-instructor-info__clients-heading {
  margin: 0;
  font-size: clamp(0.78rem, 1.5vw, 0.85rem);
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--instructor-brand);
}

.course-instructor-info__clients-count {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--instructor-muted);
  font-variant-numeric: tabular-nums;
}

.course-instructor-info__clients-count::before {
  content: "·";
  margin-inline-end: 0.35rem;
  color: rgba(51, 122, 183, 0.45);
}

.course-instructor-info__clients-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1rem, 2.5vw, 1.5rem);
}

@media (min-width: 576px) {
  .course-instructor-info__clients-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 768px) {
  .course-instructor-info__clients-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1200px) {
  .course-instructor-info__clients-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 1.35rem 1.65rem;
  }
}

.course-instructor-info__clients-item {
  margin: 0;
  min-width: 0;
  animation: course-instructor-client-in 0.55s ease backwards;
  animation-delay: calc(var(--client-index, 0) * 0.06s);
}

@keyframes course-instructor-client-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.course-instructor-info__client-card {
  margin: 0;
  height: 100%;
}

.course-instructor-info__client-link {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: clamp(88px, 12vw, 104px);
  padding: 1rem 1.15rem;
  box-sizing: border-box;
  text-decoration: none;
  background: #fff;
  border: 1px solid rgba(51, 122, 183, 0.2);
  border-radius: 12px;
  box-shadow: none;
  transition:
    transform 0.25s ease,
    border-color 0.25s ease,
    box-shadow 0.25s ease;
}

.course-instructor-info__client-link--static {
  cursor: default;
}

a.course-instructor-info__client-link:hover {
  transform: translateY(-3px);
  border-color: rgba(51, 122, 183, 0.38);
  box-shadow: 0 8px 20px rgba(51, 122, 183, 0.12);
}

a.course-instructor-info__client-link:hover .course-instructor-info__client-logo {
  filter: none;
  opacity: 1;
}

a.course-instructor-info__client-link:hover .course-instructor-info__client-go {
  color: #fff;
  background: var(--instructor-brand);
  border-color: var(--instructor-brand);
}

.course-instructor-info__client-logo-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: clamp(52px, 7vw, 64px);
  padding: 0.25rem;
  box-sizing: border-box;
}

.course-instructor-info__client-logo {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: clamp(44px, 6vw, 54px);
  object-fit: contain;
  object-position: center center;
  opacity: 0.9;
  filter: grayscale(0.12);
  transition:
    filter 0.25s ease,
    opacity 0.25s ease,
    transform 0.25s ease;
}

.course-instructor-info__client-go {
  position: absolute;
  top: 0.45rem;
  inset-inline-end: 0.45rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 6px;
  color: var(--instructor-brand);
  background: rgba(51, 122, 183, 0.08);
  border: 1px solid rgba(51, 122, 183, 0.15);
  pointer-events: none;
  transition:
    color 0.2s ease,
    background 0.2s ease,
    border-color 0.2s ease;
}

.course-instructor-info__client-go-icon,
.course-instructor-info__client-go svg {
  width: 13px;
  height: 13px;
  stroke-width: 2.25;
}

@media (max-width: 639px) {
  .course-instructor-info__profile-body {
    gap: 1.15rem;
    justify-items: start;
  }

  .course-instructor-info__identity {
    width: 100%;
    text-align: start;
  }

  .course-instructor-info__stats {
    justify-items: start;
    width: 100%;
  }

  .course-instructor-info__stat {
    flex-direction: row;
    align-items: flex-start;
    justify-content: start;
    text-align: start;
    gap: 0.5rem;
  }

  .course-instructor-info__stat-body {
    align-items: start;
    padding-top: 0.15rem;
    text-align: start;
  }

  .course-instructor-info__stat-label {
    font-size: 0.62rem;
    white-space: normal;
    text-align: start;
  }

  .course-instructor-info__stat-icon {
    width: 32px;
    height: 32px;
  }

  .course-instructor-info__client-link {
    min-height: 84px;
    padding: 0.85rem 0.9rem;
  }

  .course-instructor-info__client-logo-wrap {
    min-height: 48px;
  }

  .course-instructor-info__client-logo {
    max-height: 40px;
  }

  .course-instructor-info__client-go {
    width: 22px;
    height: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .course-instructor-info__clients-item {
    animation: none;
  }

  .course-instructor-info__active::after,
  .course-instructor-info__avatar,
  .course-instructor-info__client-link,
  .course-instructor-info__client-logo,
  .course-instructor-info__client-go {
    transition: none;
  }

  .course-instructor-info__active::after {
    animation: none;
  }

  .course-instructor-info__avatar-wrap:hover .course-instructor-info__avatar,
  a.course-instructor-info__client-link:hover {
    transform: none;
  }

  a.course-instructor-info__client-link:hover .course-instructor-info__client-logo {
    transform: none;
  }
}

.course-instructor-info .visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}