/* ==========================================================================
   FCPX Studio — Free catalog
   Design tokens
   ========================================================================== */
:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f5f5f7;
  --color-text: #1d1d1f;
  --color-text-secondary: #6e6e73;
  --color-accent: #0071e3;
  --color-accent-hover: #0077ed;
  --color-border: rgba(0, 0, 0, 0.08);
  --color-card-bg: #ffffff;

  --font-display: -apple-system, "SF Pro Display", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-text: -apple-system, "SF Pro Text", "Helvetica Neue", Helvetica, Arial, sans-serif;

  --header-height: 52px;
  --max-width: 1120px;

  --radius-l: 22px;
  --radius-m: 14px;
  --radius-s: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-text);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
}

/* ==========================================================================
   Header
   ========================================================================== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  display: flex;
  align-items: center;
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  background: rgba(255, 255, 255, 0.8);
  border-bottom: 1px solid var(--color-border);
}

.header__inner {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.header__logo {
  height: 22px;
  width: auto;
  flex-shrink: 0;
}

.header__status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: var(--color-text-secondary);
  white-space: nowrap;
}

.header__status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #86868b;
  flex-shrink: 0;
}

@media (max-width: 640px) {
  .header__status {
    display: none;
  }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  overflow: hidden;
  padding: 104px 22px 64px;
  text-align: center;
  background: linear-gradient(180deg, #ffffff 0%, #fbfbfd 100%);
  isolation: isolate;
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.32;
  animation: hero-float 18s ease-in-out infinite;
}

.hero::before {
  width: 440px;
  height: 440px;
  top: -180px;
  left: -140px;
  background: #64d2ff;
}

.hero::after {
  width: 400px;
  height: 400px;
  bottom: -220px;
  right: -120px;
  background: #bf5af2;
  animation-delay: -9s;
}

@keyframes hero-float {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(28px, -22px) scale(1.08);
  }
}

.hero__inner {
  max-width: 680px;
  margin: 0 auto;
}

.hero__eyebrow {
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--color-accent);
}

.hero__title {
  margin: 0 0 22px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(34px, 5.4vw, 56px);
  line-height: 1.07;
  letter-spacing: -0.015em;
  color: var(--color-text);
}

.hero__body {
  margin: 0 auto;
  font-size: 19px;
  line-height: 1.55;
  color: var(--color-text-secondary);
  max-width: 600px;
}

/* ==========================================================================
   Catalog
   ========================================================================== */
.catalog {
  background: var(--color-bg-alt);
  padding: 64px 22px 100px;
}

.catalog__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.catalog__head {
  text-align: center;
  margin-bottom: 32px;
}

.catalog__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(26px, 3.2vw, 34px);
  letter-spacing: -0.01em;
}

.catalog__subtitle {
  margin: 0;
  font-size: 17px;
  color: var(--color-text-secondary);
}

/* Filters */
.filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-bottom: 40px;
}

.filter-btn {
  appearance: none;
  border: 1px solid var(--color-border);
  background: #ffffff;
  color: var(--color-text);
  font-family: var(--font-text);
  font-size: 14px;
  font-weight: 500;
  padding: 9px 18px;
  border-radius: 980px;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.filter-btn:hover {
  border-color: rgba(0, 0, 0, 0.16);
}

.filter-btn.is-active {
  background: var(--color-text);
  color: #ffffff;
  border-color: var(--color-text);
}

.filter-btn:focus-visible,
.download-btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(272px, 1fr));
  gap: 20px;
}

/* Card */
.card {
  --mx: 50%;
  --my: 50%;
  position: relative;
  background: var(--color-card-bg);
  border-radius: var(--radius-l);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
  transform: perspective(900px) rotateX(0deg) rotateY(0deg) translateY(0) scale(1);
  transition: transform 0.15s ease-out, box-shadow 0.4s ease;
  will-change: transform;
}

.card:hover {
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.1), 0 4px 12px rgba(0, 0, 0, 0.04);
}

.card.is-resetting {
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease;
}

.card__media {
  position: relative;
  aspect-ratio: 1 / 1;
  background: #fafafa;
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card__media::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: radial-gradient(
    420px circle at var(--mx) var(--my),
    rgba(255, 255, 255, 0.4),
    transparent 45%
  );
  opacity: 0;
  mix-blend-mode: overlay;
  transition: opacity 0.35s ease;
  pointer-events: none;
}

.card:hover .card__media::before {
  opacity: 1;
}

.card__media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.card:hover .card__media img {
  transform: scale(1.02);
}

.card__body {
  padding: 4px 22px 26px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card__category {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  margin-bottom: 6px;
}

.card__name {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--color-text);
}

.card__description {
  margin: 0 0 20px;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--color-text-secondary);
  flex: 1;
}

.download-btn {
  appearance: none;
  border: none;
  align-self: flex-start;
  background: var(--color-accent);
  color: #ffffff;
  font-family: var(--font-text);
  font-size: 14.5px;
  font-weight: 500;
  padding: 10px 20px;
  border-radius: 980px;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background-color 0.2s ease;
}

.download-btn:hover {
  background: var(--color-accent-hover);
}

.download-btn svg {
  width: 14px;
  height: 14px;
}

.card--empty {
  display: none;
}

/* No results */
.no-results {
  text-align: center;
  padding: 60px 20px;
  color: var(--color-text-secondary);
  font-size: 16px;
  grid-column: 1 / -1;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background: #ffffff;
  padding: 40px 22px 50px;
  text-align: center;
  border-top: 1px solid var(--color-border);
}

.footer__logo {
  height: 18px;
  margin: 0 auto 14px;
  opacity: 0.7;
}

.footer__text {
  margin: 0;
  font-size: 13px;
  color: var(--color-text-secondary);
}

/* ==========================================================================
   Motion preference
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .card {
    transition: none !important;
  }
  .hero::before,
  .hero::after {
    animation: none;
  }
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 600px) {
  .hero {
    padding: 64px 20px 56px;
  }
  .catalog {
    padding: 48px 16px 72px;
  }
  .grid {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }
  .card__body {
    padding: 4px 14px 18px;
  }
  .card__name {
    font-size: 16px;
  }
  .card__description {
    font-size: 13px;
  }
}

@media (max-width: 400px) {
  .grid {
    grid-template-columns: 1fr;
  }
}