/* Stránka Reference (homepage/references.blade.php). Vše je pod .lf-refs. */

.lf-refs {
  --lf-accent: #cb0c9f;
  --lf-accent-dark: #a30a80;
  --lf-violet: #8261ee;
  --lf-tint: #fbf3fa;
  --lf-ink: #15141b;
  --lf-text: #33333b;
  --lf-text-soft: #5b5963;
  --lf-line: #ece8ee;
  --lf-bg: #f7f5fa;
  color: var(--lf-text);
  background: #fff;
  font-size: 16px;
  line-height: 1.6;
}

.lf-refs__container {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: clamp(16px, 4vw, 40px);
  padding-right: clamp(16px, 4vw, 40px);
}

/* ---------- Hero ---------- */
.lf-refs__hero {
  position: relative;
  overflow: hidden;
  padding: 150px 0 90px;
  background:
    radial-gradient(55% 75% at 92% 10%, rgba(203, 12, 159, .16) 0%, rgba(203, 12, 159, 0) 70%),
    radial-gradient(45% 70% at 0% 100%, rgba(130, 97, 238, .14) 0%, rgba(130, 97, 238, 0) 70%),
    linear-gradient(180deg, #f8f1fb 0%, #fdf9fe 100%);
  color: var(--lf-ink);
}

.lf-refs__hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 48px;
  align-items: center;
}

.lf-refs__eyebrow {
  display: inline-block;
  margin-bottom: 18px;
  padding: 4px 14px;
  border-radius: 999px;
  background: #fff;
  box-shadow: 0 1px 0 var(--lf-line);
  font-size: 14px;
  font-weight: 600;
  color: var(--lf-accent);
}

.lf-refs h1 {
  margin: 0 0 18px;
  font-size: clamp(36px, 5.2vw, 62px);
  line-height: 1.04;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--lf-ink);
}

.lf-refs__lead {
  max-width: 560px;
  margin: 0;
  font-size: 18px;
  color: var(--lf-text-soft);
}

.lf-refs__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 40px;
  margin: 36px 0 0;
}

.lf-refs__stats div {
  min-width: 120px;
}

.lf-refs__stats dt {
  font-size: 40px;
  line-height: 1;
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(90deg, var(--lf-violet) 0%, var(--lf-accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lf-refs__stats dd {
  max-width: 150px;
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.35;
  color: var(--lf-text-soft);
}

/* Koláž tří screenshotů */
.lf-refs__collage {
  position: relative;
  aspect-ratio: 1.15;
}

.lf-refs__collage img {
  position: absolute;
  width: 78%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 30px 60px -24px rgba(91, 38, 120, .45);
  border: 1px solid #fff;
}

.lf-refs__collage img:nth-child(1) {
  top: 0;
  right: 0;
  transform: rotate(4deg);
  z-index: 1;
}

.lf-refs__collage img:nth-child(2) {
  top: 30%;
  left: 0;
  transform: rotate(-5deg);
  z-index: 2;
}

.lf-refs__collage img:nth-child(3) {
  bottom: 0;
  right: 6%;
  width: 62%;
  transform: rotate(2deg);
  z-index: 3;
}

/* ---------- Filtr podle trhu ---------- */
.lf-refs__main {
  padding-top: 0;
  padding-bottom: 80px;
}

.lf-refs__filter {
  position: relative;
  z-index: 5;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin: -28px 0 40px;
  padding: 12px 14px;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 16px 40px -20px rgba(21, 20, 27, .35);
}

.lf-refs__filter-label {
  margin: 0 6px 0 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--lf-ink);
}

.lf-refs__filter button {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid var(--lf-line);
  border-radius: 999px;
  background: #fff;
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  color: var(--lf-text);
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
}

.lf-refs__filter button img {
  width: 20px;
  height: 14px;
  border-radius: 2px;
  object-fit: cover;
}

.lf-refs__filter button:hover {
  border-color: var(--lf-accent);
}

.lf-refs__filter button[aria-pressed="true"] {
  border-color: var(--lf-accent);
  background: var(--lf-accent);
  color: #fff;
}

.lf-refs__filter button:focus-visible {
  outline: 2px solid var(--lf-violet);
  outline-offset: 2px;
}

/* ---------- Karty ---------- */
.lf-refs__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
  margin-bottom: 64px;
}

.lf-refs__card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 1px 0 var(--lf-line), 0 12px 30px -22px rgba(21, 20, 27, .3);
  transition: transform .25s ease, box-shadow .25s ease;
}

.lf-refs__card:hover {
  transform: translateY(-4px);
  box-shadow: 0 1px 0 var(--lf-line), 0 26px 50px -24px rgba(21, 20, 27, .4);
}

.lf-refs__card[hidden] {
  display: none;
}

.lf-refs__card--animate {
  opacity: 0;
  transform: translateY(24px);
}

.lf-refs__card--animate.is-visible {
  opacity: 1;
  transform: none;
  transition: opacity .5s ease, transform .5s ease, box-shadow .25s ease;
}

.lf-refs__card--animate.is-visible:hover {
  transform: translateY(-4px);
}

.lf-refs__media {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: var(--lf-bg);
}

.lf-refs__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  transition: transform .6s ease;
}

.lf-refs__card:hover .lf-refs__media img {
  transform: scale(1.05);
}

.lf-refs__visit {
  position: absolute;
  left: 14px;
  bottom: 14px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(21, 20, 27, .82);
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity .2s ease, transform .2s ease;
}

.lf-refs__card:hover .lf-refs__visit,
.lf-refs__media:focus-visible .lf-refs__visit {
  opacity: 1;
  transform: none;
}

.lf-refs__content {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 22px 24px 24px;
}

.lf-refs__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}

.lf-refs__category,
.lf-refs__badge {
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 600;
}

.lf-refs__category {
  background: var(--lf-tint);
  color: var(--lf-accent-dark);
}

.lf-refs__badge {
  background: linear-gradient(90deg, var(--lf-violet), var(--lf-accent));
  color: #fff;
}

.lf-refs h2 {
  margin: 0 0 8px;
  font-size: 24px;
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--lf-ink);
}

.lf-refs__content p {
  margin: 0 0 18px;
  font-size: 15px;
  color: var(--lf-text-soft);
}

.lf-refs__sites {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: auto 0 0;
  padding: 0;
  list-style: none;
}

.lf-refs__sites a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px 3px 6px;
  border: 1px solid var(--lf-line);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  color: var(--lf-text);
  transition: border-color .15s, color .15s;
}

.lf-refs__sites a:hover {
  border-color: var(--lf-accent);
  color: var(--lf-accent-dark);
}

.lf-refs__sites img {
  width: 18px;
  height: 12px;
  border-radius: 2px;
  object-fit: cover;
}

.lf-refs__sites i {
  width: 18px;
  text-align: center;
  font-size: 12px;
  color: var(--lf-text-soft);
}

/* Zvýrazněná karta (klient s případovou studií) přes celou šířku */
.lf-refs__card--featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  background: linear-gradient(135deg, #fff 0%, var(--lf-tint) 100%);
  box-shadow: 0 0 0 1px #f1d9ec, 0 20px 44px -26px rgba(203, 12, 159, .45);
}

.lf-refs__card--featured .lf-refs__media {
  aspect-ratio: auto;
  min-height: 100%;
}

.lf-refs__card--featured .lf-refs__content {
  justify-content: center;
  padding: 40px;
}

.lf-refs__card--featured h2 {
  font-size: 34px;
}

.lf-refs__card--featured .lf-refs__content p {
  font-size: 16px;
}

.lf-refs__card--featured .lf-refs__category {
  background: #fff;
}

.lf-refs__card--featured .lf-refs__sites {
  margin-top: 0;
}

.lf-refs__card--featured .lf-refs__sites a {
  background: #fff;
}

.lf-refs__case {
  align-self: flex-start;
  margin-top: 24px;
}

/* Dlaždice „…a další“ na konci mřížky */
.lf-refs__more {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  min-height: 320px;
  padding: 32px;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--lf-violet) 0%, var(--lf-accent) 100%);
  color: #fff;
}

.lf-refs__more strong {
  display: block;
  margin-bottom: 10px;
  font-size: clamp(34px, 3.6vw, 46px);
  line-height: 1.05;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #fff;
}

.lf-refs__more p {
  margin: 0 0 22px;
  font-size: 15px;
  color: rgba(255, 255, 255, .9);
}

/* ---------- Tlačítka a výzva ---------- */
.lf-refs__btn,
.lf-refs__btn:hover {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid var(--lf-accent);
  border-radius: 12px;
  background: var(--lf-accent);
  color: #fff;
  font-weight: 600;
}

.lf-refs__btn:hover {
  border-color: var(--lf-accent-dark);
  background: var(--lf-accent-dark);
}

.lf-refs .lf-refs__btn--light,
.lf-refs .lf-refs__btn--light:hover {
  border-color: #fff;
  background: #fff;
  color: var(--lf-accent-dark);
}

.lf-refs__btn--ghost,
.lf-refs__btn--ghost:hover {
  border-color: rgba(255, 255, 255, .55);
  background: transparent;
  color: #fff;
}

.lf-refs__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 40px;
  align-items: center;
  justify-content: space-between;
  padding: 40px;
  border-radius: 24px;
  background: linear-gradient(105deg, var(--lf-violet) 0%, var(--lf-accent) 100%);
  color: #fff;
}

.lf-refs__cta > div:first-child {
  flex: 1 1 340px;
}

.lf-refs__cta h2 {
  margin-bottom: 4px;
  font-size: 30px;
  color: #fff;
}

.lf-refs__cta p {
  margin: 0;
  color: rgba(255, 255, 255, .88);
}

.lf-refs__cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- Responzivita ---------- */
@media (max-width: 1080px) {
  .lf-refs__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  .lf-refs__hero {
    padding: 120px 0 70px;
  }

  .lf-refs__hero-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 40px;
  }

  .lf-refs__collage {
    max-width: 520px;
    width: 100%;
    margin: 0 auto;
  }

  .lf-refs__card--featured {
    grid-template-columns: minmax(0, 1fr);
  }

  .lf-refs__card--featured .lf-refs__media {
    aspect-ratio: 16 / 10;
  }

  .lf-refs__card--featured .lf-refs__content {
    padding: 24px;
  }

  .lf-refs__card--featured h2 {
    font-size: 28px;
  }
}

@media (max-width: 640px) {
  .lf-refs__grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .lf-refs__filter {
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .lf-refs__filter::-webkit-scrollbar {
    display: none;
  }

  .lf-refs__filter button,
  .lf-refs__filter-label {
    flex: 0 0 auto;
  }

  .lf-refs__stats dt {
    font-size: 32px;
  }

  .lf-refs__cta {
    padding: 28px 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .lf-refs__card,
  .lf-refs__media img,
  .lf-refs__visit {
    transition: none;
  }
}