/* =============================================
   PROJECTS CAROUSEL — STYLES
   Importuj po style.css w index.html
   ============================================= */

/* ══════════════════════════════════════════════
   SECTION WRAPPER
   ══════════════════════════════════════════════ */

.projects {
  padding: 96px 0 112px;
  position: relative;
  overflow: hidden;
}

.projects::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--border);
}

/* Subtle radial glow behind section */
.projects__glow {
  position: absolute;
  top: 10%;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 400px;
  background: radial-gradient(ellipse at center, rgba(255,107,43,0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* ── Header row with counter + CTA ── */
.projects__head {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 48px;
}

.projects__head-left {
  text-align: left;
}

.projects__head-left .section-label {
  margin-bottom: 12px;
}

.projects__title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--text);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.projects__subtitle {
  font-size: 1rem;
  color: var(--text-2);
  max-width: 480px;
  line-height: 1.6;
}

.projects__head-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 16px;
  flex-shrink: 0;
}

/* ── Project counter ── */
.projects__counter {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 100px;
}

.projects__counter-num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  min-width: 2ch;
  text-align: right;
}

.projects__counter-label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-2);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  line-height: 1.2;
}

.projects__counter-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
  flex-shrink: 0;
}

/* ── CTA link ── */
.projects__cta-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent);
  border-bottom: 1px solid rgba(255,107,43,0.3);
  padding-bottom: 2px;
  transition: border-color var(--transition), gap var(--transition);
}

.projects__cta-link:hover {
  border-color: var(--accent);
  gap: 10px;
}

.projects__cta-link span {
  transition: transform var(--transition);
}

.projects__cta-link:hover span {
  transform: translateX(3px);
}

/* ══════════════════════════════════════════════
   CAROUSEL VIEWPORT
   ══════════════════════════════════════════════ */

.projects__carousel-wrap {
  position: relative;
  z-index: 1;
}

/* Fade edges */
.projects__carousel-wrap::before,
.projects__carousel-wrap::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 64px;
  z-index: 2;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.projects__carousel-wrap::before {
  left: 0;
  background: linear-gradient(to right, var(--bg) 0%, transparent 100%);
}

.projects__carousel-wrap::after {
  right: 0;
  background: linear-gradient(to left, var(--bg) 0%, transparent 100%);
}

.projects__carousel-wrap[data-at-start="true"]::before { opacity: 0; }
.projects__carousel-wrap[data-at-end="true"]::after    { opacity: 0; }

.projects__track-outer {
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.projects__track {
  display: flex;
  gap: 20px;
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: transform;
}

/* ══════════════════════════════════════════════
   PROJECT CARD
   ══════════════════════════════════════════════ */

.project-card {
  flex: 0 0 calc((100% - 40px) / 3);  /* 3 visible by default */
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition:
    border-color var(--transition),
    transform 0.3s cubic-bezier(0.34,1.56,0.64,1),
    box-shadow var(--transition);
  cursor: pointer;
  text-decoration: none;
  display: block;
  position: relative;
}

.project-card:hover {
  border-color: rgba(255,107,43,0.3);
  transform: translateY(-6px);
  box-shadow:
    0 16px 48px rgba(0,0,0,0.35),
    0 0 0 1px rgba(255,107,43,0.08),
    0 4px 16px rgba(255,107,43,0.12);
}

/* ── Image container ── */
.project-card__img-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--bg-3);
}

.project-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.4s ease, filter 0.4s ease;
  /* Blur-up: startuje jako placeholder — filtr i opacity animowane przez .is-loaded */
  opacity: 0.6;
  filter: blur(8px);
  will-change: transform, opacity, filter;
}

.project-card__img.is-loaded {
  opacity: 1;
  filter: blur(0px);
}

.project-card:hover .project-card__img {
  transform: scale(1.06);
}

/* Overlay on hover */
.project-card__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease;
}

.project-card:hover .project-card__overlay {
  background: rgba(0,0,0,0.35);
}

.project-card__view-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 10px 22px;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  border-radius: 100px;
  letter-spacing: 0.02em;
  transform: translateY(10px) scale(0.9);
  opacity: 0;
  transition: transform 0.3s cubic-bezier(0.34,1.56,0.64,1), opacity 0.25s ease;
  pointer-events: none;
}

.project-card:hover .project-card__view-btn {
  transform: translateY(0) scale(1);
  opacity: 1;
}

/* ── Card body ── */
.project-card__body {
  padding: 20px 22px 22px;
}

.project-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}

.project-card__tag {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(255,107,43,0.2);
  padding: 3px 9px;
  border-radius: 100px;
  white-space: nowrap;
}

.project-card__name {
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.25;
  margin-bottom: 7px;
  transition: color var(--transition);
}

.project-card:hover .project-card__name {
  color: #fff;
}

.project-card__desc {
  font-size: 0.85rem;
  color: var(--text-2);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ── Card number badge ── */
.project-card__num {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 1;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 800;
  color: rgba(255,255,255,0.7);
  background: rgba(0,0,0,0.45);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 3px 9px;
  border-radius: 100px;
  letter-spacing: 0.06em;
  transition: opacity 0.2s ease;
}

/* ══════════════════════════════════════════════
   CAROUSEL CONTROLS
   ══════════════════════════════════════════════ */

.projects__controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 36px;
}

.projects__nav-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-3);
  border: 1px solid var(--border);
  color: var(--text-2);
  cursor: pointer;
  transition:
    background var(--transition),
    border-color var(--transition),
    color var(--transition),
    transform 0.2s cubic-bezier(0.34,1.56,0.64,1),
    box-shadow var(--transition);
  flex-shrink: 0;
  padding: 0;
}

.projects__nav-btn:hover:not(:disabled) {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  transform: scale(1.1);
  box-shadow: 0 4px 18px rgba(255,107,43,0.35);
}

.projects__nav-btn:disabled {
  opacity: 0.25;
  cursor: not-allowed;
}

.projects__nav-btn svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* ── Pagination dots ── */
.projects__dots {
  display: flex;
  align-items: center;
  gap: 8px;
}

.projects__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--surface-2);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: transform 0.2s ease, background 0.2s ease, width 0.25s ease;
}

.projects__dot.is-active {
  background: var(--accent);
  width: 22px;
  border-radius: 100px;
  box-shadow: 0 0 10px rgba(255,107,43,0.4);
}

.projects__dot:hover:not(.is-active) {
  background: var(--text-3);
  transform: scale(1.3);
}

/* ── Progress bar ── */
.projects__progress {
  width: 120px;
  height: 3px;
  background: var(--surface-2);
  border-radius: 100px;
  overflow: hidden;
  display: none; /* shown via JS when needed */
}

.projects__progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent) 0%, rgba(255,107,43,0.6) 100%);
  border-radius: 100px;
  transition: width 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

/* ══════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════ */

@media (max-width: 1080px) {
  .project-card {
    flex: 0 0 calc((100% - 20px) / 2);
  }
}

@media (max-width: 720px) {
  .projects {
    padding: 72px 0 88px;
  }

  .projects__head {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 36px;
  }

  .projects__head-right {
    flex-direction: row;
    align-items: center;
    gap: 16px;
    width: 100%;
    justify-content: space-between;
  }

  .project-card {
    flex: 0 0 calc(100% - 0px);
  }
}

@media (max-width: 480px) {
  .projects__title {
    font-size: 1.75rem;
  }

  .projects__controls {
    gap: 10px;
    margin-top: 28px;
  }
}