/* ============================================================
   COMPONENTS — ArtCol Theme  (flat design)
   ============================================================ */

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  border-radius: var(--radius-full);
  transition:
    background-color var(--duration-fast) var(--ease-out),
    color            var(--duration-fast) var(--ease-out),
    border-color     var(--duration-fast) var(--ease-out);
  cursor: pointer;
  white-space: nowrap;
}

.btn--primary {
  background-color: var(--color-pink);
  color: var(--color-white);
  border: 2px solid var(--color-pink);
}
.btn--primary:hover {
  background-color: transparent;
  color: var(--color-pink);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-pink);
  border: 2px solid var(--color-pink);
}
.btn--outline:hover {
  background-color: var(--color-pink);
  color: var(--color-white);
}

.btn--ghost {
  background-color: transparent;
  color: var(--color-black);
  border: 2px solid var(--color-black);
}
.btn--ghost:hover {
  background-color: var(--color-black);
  color: var(--color-white);
}

.btn--white {
  background-color: var(--color-white);
  color: var(--color-pink);
  border: 2px solid var(--color-white);
}
.btn--white:hover {
  background-color: transparent;
  color: var(--color-white);
}

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}

.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}

/* ---- Tags / Badges ---- */
.tag {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  border-radius: var(--radius-full);
  background-color: var(--color-pink);
  color: var(--color-white);
}

.tag--outline {
  background-color: transparent;
  color: var(--color-pink);
  border: 1px solid var(--color-pink);
}

/* ---- Section header ---- */
.section-header {
  margin-bottom: clamp(2rem, 4vw, 4rem);
}

.section-header__label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-pink);
  margin-bottom: var(--space-3);
}

/* Decorative star (from logo) before section labels */
.section-header__label::before {
  content: '';
  display: inline-block;
  width: 0.85em;
  height: 1em;
  background-image: var(--star-deco);
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  vertical-align: middle;
  flex-shrink: 0;
}

.section-header__title {
  font-size: var(--text-3xl);
  color: var(--color-black);
  margin-bottom: var(--space-4);
}

.section-header__text {
  font-size: var(--text-lg);
  color: var(--color-gray-600);
  max-width: 60ch;
}

.section-header--center {
  text-align: center;
}
.section-header--center .section-header__label {
  justify-content: center;
}
.section-header--center .section-header__text {
  margin-inline: auto;
}

/* ---- Card ---- */
.card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  overflow: hidden;
  transition: border-color var(--duration-normal) var(--ease-out);
}
.card:hover {
  border-color: var(--color-pink);
}

.card__image {
  aspect-ratio: 3/2;
  overflow: hidden;
  background-color: var(--color-gray-200);
}
.card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}
.card:hover .card__image img { transform: scale(1.04); }

.card__body {
  padding: var(--space-6);
}

.card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.card__date {
  font-size: var(--text-xs);
  color: var(--color-gray-400);
}

.card__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
  line-height: var(--lh-snug);
}
.card__title a {
  color: var(--color-black);
  transition: color var(--duration-fast) var(--ease-out);
}
.card__title a:hover { color: var(--color-pink); }

.card__excerpt {
  font-size: var(--text-sm);
  color: var(--color-gray-600);
  line-height: var(--lh-relaxed);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---- Teacher card ---- */
.teacher-card {
  text-align: center;
}

.teacher-card__photo {
  aspect-ratio: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-4);
  background-color: var(--color-gray-200);
}

.teacher-card__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.teacher-card__name {
  font-size: var(--text-lg);
  margin-bottom: var(--space-1);
}

.teacher-card__position {
  font-size: var(--text-sm);
  color: var(--color-gray-600);
  font-weight: 500;
}

.teacher-card__subject {
  font-size: var(--text-xs);
  color: var(--color-gray-400);
  margin-top: var(--space-1);
}

/* ---- Stat item ---- */
.stat-item {
  text-align: center;
}

.stat-item__value {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: var(--fw-extrabold);
  color: var(--color-pink);
  line-height: 1;
  letter-spacing: var(--ls-tight);
}

.stat-item__label {
  font-size: var(--text-sm);
  color: var(--color-gray-600);
  margin-top: var(--space-2);
  line-height: var(--lh-normal);
}

/* ---- Department card (mate.academy pattern) ---- */
.dept-card {
  position: relative;
  overflow: hidden;
  border-radius: 32px;
  border: 1px solid var(--color-gray-200);
  background-color: #f5f6fa;
  padding: 32px;
  min-height: 190px;
  cursor: pointer;
  transition: border-color var(--duration-normal) var(--ease-out);
}
.dept-card:hover {
  border-color: var(--color-pink);
}

/* Unused legacy elements */
.dept-card__bg      { display: none; }
.dept-card__overlay { display: none; }
.dept-card__content { display: none; }
.dept-card__title   { display: none; }
.dept-card__count   { display: none; }
.dept-card__arrow   { display: none; }
.dept-card__name    { display: none; }

/* Icon: card background, top-right — gets blurred by glass on hover */
.dept-card__icon {
  position: absolute;
  top: 28px;
  right: 28px;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background-color: var(--color-pink);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  z-index: 0;
}
.dept-card__icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.dept-card__icon svg {
  width: 36px;
  height: 36px;
}

/* Overlay panel: always anchored at bottom with collapsed height,
   grows to 100% on hover — exactly like mate.academy */
.dept-card__glass {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  border-radius: 32px;
  padding: 20px 28px 28px;
  /* collapsed: padding + title + gap + count + padding */
  height: calc(20px + 1.35rem + 4px + .8rem + 20px);
  overflow: hidden;
  background-color: rgba(240, 240, 240, .80);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition:
    height              .3s cubic-bezier(.3, .1, .3, 1),
    background-color    .3s cubic-bezier(.3, .1, .3, 1);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.dept-card:hover .dept-card__glass {
  height: 100%;
  background-color: rgba(242, 242, 245, .92);
}

.dept-card__glass-title {
  font-size: var(--text-base);
  font-weight: var(--fw-bold);
  color: var(--color-black);
  line-height: 1.35;
  margin: 0;
  flex-shrink: 0;
}

.dept-card__glass-count {
  font-size: .75rem;
  color: var(--color-gray-500);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  margin: 0;
  flex-shrink: 0;
}

.dept-card__glass-desc {
  font-size: var(--text-sm);
  color: var(--color-gray-600);
  line-height: var(--lh-relaxed);
  margin: 6px 0 0;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .25s cubic-bezier(.3, .1, .3, 1) .18s,
              transform .25s cubic-bezier(.3, .1, .3, 1) .18s;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.dept-card:hover .dept-card__glass-desc {
  opacity: 1;
  transform: translateY(0);
}

/* Stretched link */
.dept-card__link {
  position: absolute;
  inset: 0;
  z-index: 2;
}

/* ---- News grid ---- */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 1fr));
  gap: var(--grid-gap);
}

/* ---- Partners strip — стилі в sections.css ---- */

/* ---- Breadcrumb ---- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  font-size: var(--text-sm);
  color: var(--color-gray-400);
  margin-bottom: var(--space-8);
}

.breadcrumb__item { display: flex; align-items: center; gap: var(--space-2); }
.breadcrumb__item a { color: var(--color-gray-400); }
.breadcrumb__item a:hover { color: var(--color-pink); }
.breadcrumb__separator { color: var(--color-gray-200); }
.breadcrumb__item--current { color: var(--color-black); }

/* ---- Placeholder image ---- */
.img-placeholder {
  background: var(--color-gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
}
.img-placeholder svg { color: var(--color-gray-400); }

/* ================================================================
   PERSON CARD — горизонтальна картка викладача
   ================================================================ */
.person-card {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  position: relative;
  overflow: hidden;
  transition: border-color var(--duration-normal) var(--ease-out);
}

/* Pink left accent line */
.person-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--color-pink);
  transform: scaleY(0);
  transform-origin: bottom center;
  transition: transform var(--duration-normal) var(--ease-out);
}

.person-card:hover {
  border-color: var(--color-pink);
}
.person-card:hover::before { transform: scaleY(1); }

.person-card__photo {
  width: 80px;
  height: 80px;
  flex-shrink: 0;
  border-radius: 50%;
  overflow: hidden;
  background: var(--color-gray-100);
}
.person-card__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform var(--duration-slow) var(--ease-out);
}
.person-card:hover .person-card__photo img { transform: scale(1.06); }

.person-card__info { flex: 1; min-width: 0; }

.person-card__name {
  font-size: var(--text-base);
  font-weight: var(--fw-bold);
  line-height: var(--lh-snug);
  margin-bottom: var(--space-1);
}
.person-card__name a { color: var(--color-black); transition: color var(--duration-fast); }
.person-card__name a:hover { color: var(--color-pink); }

.person-card__position {
  font-size: var(--text-xs);
  color: var(--color-gray-600);
  font-weight: 500;
  line-height: var(--lh-snug);
  margin-bottom: var(--space-1);
}

.person-card__meta {
  font-size: var(--text-xs);
  color: var(--color-gray-400);
  line-height: var(--lh-normal);
}

/* ================================================================
   PERSON CARD — VERT (вертикальна картка: керівники + викладачі)
   ================================================================ */
.person-card--vert,
.person-card--head {
  flex-direction: column;
  align-items: stretch;
  padding: 0;
  border-radius: 4px 4px 4px 80px;
  border: none;
  overflow: visible;
  background: var(--color-white);
  box-shadow: none;
  position: relative;
  isolation: isolate;
}

.person-card--vert::before,
.person-card--head::before { display: none; }

.person-card--vert:hover,
.person-card--head:hover {
  background: var(--color-white);
}

/* Photo block */
.person-card--vert .person-card__photo,
.person-card--head .person-card__photo {
  position: relative;
  width: 100%;
  height: 240px;
  border-radius: 4px 4px 0 0;
  overflow: hidden;
  background: var(--color-gray-100);
}

.person-card--vert .person-card__photo img,
.person-card--head .person-card__photo img {
  border-radius: 0;
  transition: transform .5s var(--ease-out);
}

.person-card--vert:hover .person-card__photo img,
.person-card--head:hover .person-card__photo img {
  transform: scale(1.04);
}

/* Info below photo */
.person-card--vert .person-card__info,
.person-card--head .person-card__info {
  padding: var(--space-4) var(--space-5) var(--space-5);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  position: relative;
  text-align: right;
  border-radius: 0 0 4px 80px;
  overflow: hidden;
  background: var(--color-white);
}

/* Decorative arrow circle — straddling photo/info boundary */
.person-card__arrow {
  position: absolute;
  right: 16px;
  top: 240px; /* = photo height */
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-pink);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  transition: transform var(--duration-normal) var(--ease-out),
              background var(--duration-normal) var(--ease-out);
  pointer-events: none;
}

.person-card--vert:hover .person-card__arrow,
.person-card--head:hover .person-card__arrow {
  transform: translateY(-50%) scale(1.12);
  background: var(--color-black);
}

.person-card--vert .person-card__name,
.person-card--head .person-card__name {
  font-size: var(--text-base);
  font-weight: var(--fw-bold);
  line-height: var(--lh-snug);
  white-space: normal;
  overflow: visible;
  text-overflow: unset;
  margin-bottom: 0;
}

.person-card--vert .person-card__name a,
.person-card--head .person-card__name a {
  color: var(--color-black);
  transition: color var(--duration-fast);
}
.person-card--vert .person-card__name a:hover,
.person-card--head .person-card__name a:hover {
  color: var(--color-pink);
}

.person-card--vert .person-card__position,
.person-card--head .person-card__position {
  font-size: var(--text-xs);
  color: var(--color-pink);
  font-weight: 600;
  letter-spacing: .02em;
}

.person-card--vert .person-card__meta,
.person-card--head .person-card__meta {
  font-size: var(--text-xs);
  color: var(--color-gray-400);
  margin-top: var(--space-1);
}

/* ================================================================
   GRADUATE CARD
   ================================================================ */
.graduate-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-5);
  padding: var(--space-5) var(--space-6);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  transition: border-color var(--duration-normal) var(--ease-out);
}
.graduate-card:hover {
  border-color: var(--color-pink);
}

.graduate-card__photo {
  width: 72px;
  height: 72px;
  flex-shrink: 0;
  border-radius: 50%;
  overflow: hidden;
  background: var(--color-gray-100);
  outline: 2px solid transparent;
  outline-offset: 2px;
  transition: outline-color var(--duration-normal) var(--ease-out);
}
.graduate-card:hover .graduate-card__photo {
  outline-color: var(--color-pink);
}
.graduate-card__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.graduate-card__info { flex: 1; min-width: 0; }

.graduate-card__year {
  display: inline-block;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: var(--fw-extrabold);
  color: var(--color-white);
  background: var(--color-pink);
  padding: 2px var(--space-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-2);
  letter-spacing: var(--ls-wide);
}

.graduate-card__name {
  font-size: var(--text-lg);
  font-weight: var(--fw-bold);
  line-height: var(--lh-snug);
  margin-bottom: var(--space-2);
  color: var(--color-black);
}

.graduate-card__profession {
  font-size: var(--text-sm);
  color: var(--color-gray-600);
  line-height: var(--lh-normal);
  font-weight: var(--fw-medium);
}

.graduate-card__achievement {
  font-size: var(--text-xs);
  color: var(--color-gray-400);
  margin-top: var(--space-2);
  font-style: italic;
  line-height: var(--lh-relaxed);
}

/* ---- GSAP animation init states ---- */
[data-anim] { will-change: transform, opacity; }

.anim-fade-up {
  opacity: 0;
  transform: translateY(40px);
}

.anim-fade-in {
  opacity: 0;
}

.anim-scale-up {
  opacity: 0;
  transform: scale(0.94);
}

/* ============================================================
   SHARE BAR — floating social share buttons
   ============================================================ */
.share-bar {
  position: fixed;
  left: max(16px, calc(50vw - 640px - 56px));
  top: 50%;
  transform: translateY(-50%);
  z-index: 90;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}

.share-bar__label {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  transform: rotate(180deg);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-gray-400);
  margin-bottom: var(--space-2);
}

.share-bar__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-gray-100);
  color: var(--color-gray-600);
  text-decoration: none;
  transition:
    background var(--duration-fast),
    color      var(--duration-fast),
    transform  var(--duration-fast);
}
.share-bar__btn:hover {
  transform: scale(1.12);
}

/* Brand colors on hover */
.share-bar__btn--viber svg { width: 18px; height: 18px; }

.share-bar__btn--facebook:hover  { background: #1877f2; color: #fff; }
.share-bar__btn--telegram:hover  { background: #2aabee; color: #fff; }
.share-bar__btn--viber:hover     { background: #7360f2; color: #fff; }
.share-bar__btn--whatsapp:hover  { background: #25d366; color: #fff; }
.share-bar__btn--x:hover         { background: #000;    color: #fff; }

/* ---- Mobile: horizontal bar at bottom ---- */
@media (max-width: 1024px) {
  .share-bar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    top: auto;
    transform: none;
    flex-direction: row;
    justify-content: center;
    gap: 0;
    background: var(--color-white);
    border-top: 1px solid var(--color-gray-200);
    padding: var(--space-2) var(--space-4);
    box-shadow: 0 -2px 12px rgba(0,0,0,.06);
  }

  .share-bar__label { display: none; }

  .share-bar__btn {
    flex: 1;
    max-width: 72px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: transparent;
  }
  .share-bar__btn:hover {
    transform: none;
    background: var(--color-gray-100);
  }
  .share-bar__btn--facebook:hover,
  .share-bar__btn--telegram:hover,
  .share-bar__btn--viber:hover,
  .share-bar__btn--whatsapp:hover,
  .share-bar__btn--x:hover {
    background: var(--color-gray-100);
    color: var(--color-black);
  }
}