/* —— home: staggered quilt bento, hello center, one screen —— */
.home {
  --ink: #1a1a18;
  --gap: clamp(6px, 1vmin, 10px);
  --tile-radius: 14px;
  --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Syne", sans-serif;

  position: fixed;
  inset: 0;
  z-index: 60;
  height: 100dvh;
  width: 100%;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  color: var(--ink);
  font-family: var(--sans);
}

.home.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  animation: home-rise 0.95s cubic-bezier(0.22, 0.61, 0.36, 1) both;
}

@keyframes home-rise {
  from {
    opacity: 0;
    filter: blur(8px);
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    filter: blur(0);
    transform: none;
  }
}

.home-atmosphere {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: #dee1f6;
}

.home-frame {
  height: 100%;
  width: min(1120px, 100%);
  margin: 0 auto;
  padding: clamp(8px, 1.5vmin, 16px);
  box-sizing: border-box;
}

.bento {
  height: 100%;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  /* uneven row rhythm — quilt, not dashboard */
  grid-template-rows: 0.82fr 1.28fr 1.05fr 1.18fr 1.02fr;
  gap: var(--gap);
}

.tile {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: flex-start;
  gap: 0.15rem;
  min-height: 0;
  padding: clamp(0.4rem, 1.1vmin, 0.7rem);
  border: 0;
  border-radius: var(--tile-radius);
  text-decoration: none;
  color: var(--on-tile, #1a1a18);
  overflow: hidden;
  isolation: isolate;
  background: var(--tile, #9bb5c6);
  transition: transform 0.28s cubic-bezier(0.22, 0.61, 0.36, 1), filter 0.28s ease;
}

.tile::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.22;
  mix-blend-mode: soft-light;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
  background-size: 140px 140px;
}

a.tile:hover,
a.tile:focus-visible {
  transform: translateY(-2px);
  filter: brightness(1.03);
  outline: none;
  z-index: 1;
}

.tile .motif,
.tile .tile-title {
  position: relative;
  z-index: 1;
}

.tile-title {
  font-family: var(--sans);
  font-weight: 700;
  font-size: clamp(1.55rem, 4.2vmin, 2.25rem);
  line-height: 1.02;
  letter-spacing: -0.07em;
  color: var(--on-tile, #1a1a18);
}

/* motif dominates the tile */
.motif {
  width: min(78%, 12vmin + 48px);
  max-height: 68%;
  height: auto;
  opacity: 0.95;
  pointer-events: none;
  align-self: center;
  margin: auto 0 0.05rem;
}

.motif-banner {
  width: min(58%, 280px);
  max-height: 78%;
  align-self: flex-end;
  margin: 0 0 auto auto;
  opacity: 0.85;
}

.home-hello {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 0.3rem;
  min-height: 0;
  padding: clamp(0.4rem, 1.4vmin, 1rem);
  color: var(--ink);
  font-family: var(--sans);
}

.home-brand {
  margin: 0;
  font-family: "Syne", var(--sans);
  font-weight: 700;
  font-size: clamp(2.4rem, 7.2vmin, 4.2rem);
  letter-spacing: -0.07em;
  line-height: 0.88;
}

.home-title {
  margin: 0;
  font-family: var(--sans);
  font-weight: 700;
  font-size: clamp(1.15rem, 2.8vmin, 1.55rem);
  line-height: 1.2;
  letter-spacing: -0.05em;
}

.home-lede {
  margin: 0.05rem 0 0;
  max-width: 24rem;
  font-family: var(--sans);
  font-weight: 500;
  font-size: clamp(0.85rem, 1.9vmin, 1.05rem);
  line-height: 1.4;
  letter-spacing: -0.02em;
  color: rgba(28, 30, 42, 0.78);
}

.c-sky { --tile: #8eabbf; --on-tile: #142430; }
.c-blue { --tile: #9bb5c6; --on-tile: #152430; }
.c-brown { --tile: #6b4a36; --on-tile: #f3ebe2; }
.c-butter { --tile: #d4bc6a; --on-tile: #2a220c; }
.c-moss { --tile: #5f8a4e; --on-tile: #f2f6eb; }
.c-mustard { --tile: #e0b045; --on-tile: #2a1e08; }
.c-olive { --tile: #6a8f52; --on-tile: #f3f7eb; }
.c-forest { --tile: #3f5c38; --on-tile: #eef3e6; }

/* staggered placement — uneven spans, hello still mid */
.span-banner {
  grid-column: 1 / 9;
  grid-row: 1;
  flex-direction: row;
  align-items: flex-end;
  justify-content: space-between;
}

.span-sheep {
  grid-column: 9 / 13;
  grid-row: 1;
}

.span-pear {
  grid-column: 1 / 3;
  grid-row: 2 / 5;
}

.span-cow {
  grid-column: 3 / 5;
  grid-row: 2;
}

.span-hello {
  grid-column: 5 / 10;
  grid-row: 2 / 4;
}

.span-corn {
  grid-column: 10 / 13;
  grid-row: 2 / 5;
}

.span-star {
  grid-column: 3 / 5;
  grid-row: 3 / 5;
}

.span-flower {
  grid-column: 5 / 10;
  grid-row: 4;
}

.span-cow2 {
  grid-column: 1 / 6;
  grid-row: 5;
}

.span-rabbit {
  grid-column: 6 / 13;
  grid-row: 5;
}

@media (max-width: 820px) {
  .bento {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    grid-template-rows: 0.8fr 1.25fr 1.1fr 1.05fr 1fr;
  }

  .span-banner { grid-column: 1 / 5; grid-row: 1; }
  .span-sheep { grid-column: 5 / 7; grid-row: 1; }
  .span-pear { grid-column: 1 / 2; grid-row: 2 / 4; }
  .span-hello { grid-column: 2 / 5; grid-row: 2 / 4; }
  .span-corn { grid-column: 5 / 7; grid-row: 2 / 4; }
  .span-cow { grid-column: 1 / 3; grid-row: 4; }
  .span-star { grid-column: 3 / 5; grid-row: 4; }
  .span-flower { grid-column: 5 / 7; grid-row: 4; }
  .span-cow2 { grid-column: 1 / 4; grid-row: 5; }
  .span-rabbit { grid-column: 4 / 7; grid-row: 5; }
}

@media (max-width: 560px) {
  .bento {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-template-rows: 0.7fr 1.35fr 1fr 1fr 0.95fr;
  }

  .span-banner { grid-column: 1 / 3; grid-row: 1; }
  .span-sheep { grid-column: 3 / 5; grid-row: 1; }
  .span-hello { grid-column: 1 / -1; grid-row: 2; }
  .span-pear { grid-column: 1 / 2; grid-row: 3 / 5; }
  .span-corn { grid-column: 4 / 5; grid-row: 3 / 5; }
  .span-cow { grid-column: 2 / 4; grid-row: 3; }
  .span-star { grid-column: 2 / 3; grid-row: 4; }
  .span-flower { grid-column: 3 / 4; grid-row: 4; }
  .span-cow2 { grid-column: 1 / 3; grid-row: 5; }
  .span-rabbit { grid-column: 3 / 5; grid-row: 5; }

  .tile-title {
    font-size: clamp(1.25rem, 5.5vw, 1.7rem);
  }

  .home-brand {
    font-size: clamp(2.4rem, 12vw, 3.2rem);
  }

  .motif {
    width: min(72%, 28vw);
    max-height: 62%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .home.is-visible {
    animation: none;
    opacity: 1;
    filter: none;
    transform: none;
  }

  a.tile:hover,
  a.tile:focus-visible {
    transform: none;
  }
}