:root {
  --pink: #ff6b9d;
  --pink-strong: #ef4d84;
  --navy: #1a1a5e;
  --navy-strong: #121247;
  --cream: #fff5f8;
  --paper: #fffdfd;
  --blush: #ffe7ef;
  --line: rgba(26, 26, 94, 0.12);
  --ink-soft: rgba(26, 26, 94, 0.68);
  --shadow-soft: 0 22px 60px rgba(26, 26, 94, 0.1);
  --shadow-card: 0 30px 80px rgba(26, 26, 94, 0.12);
  --radius-xl: 36px;
  --radius-lg: 28px;
  --radius-md: 18px;
  --serif: "DM Serif Display", serif;
  --sans: "Noto Sans TC", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  color: var(--navy);
  font-family: var(--sans);
  background:
    radial-gradient(circle at 8% 10%, rgba(255, 107, 157, 0.18), transparent 28%),
    radial-gradient(circle at 92% 18%, rgba(26, 26, 94, 0.08), transparent 24%),
    linear-gradient(180deg, #fff9fb 0%, var(--cream) 58%, #fff9fc 100%);
  overflow-x: hidden;
}

a {
  color: inherit;
}

button,
input {
  font: inherit;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.page-noise {
  position: fixed;
  pointer-events: none;
  border-radius: 999px;
  filter: blur(4px);
  z-index: 0;
}

.page-noise-a {
  top: 8rem;
  right: -7rem;
  width: 24rem;
  height: 24rem;
  background: radial-gradient(circle, rgba(255, 107, 157, 0.24), rgba(255, 107, 157, 0.03) 70%, transparent 80%);
}

.page-noise-b {
  left: -5rem;
  bottom: 12rem;
  width: 20rem;
  height: 20rem;
  background: radial-gradient(circle, rgba(26, 26, 94, 0.16), rgba(26, 26, 94, 0.04) 65%, transparent 80%);
}

.labs-shell {
  position: relative;
  z-index: 1;
  width: min(1280px, calc(100% - 32px));
  margin: 0 auto;
  padding: 42px 0 72px;
}

.hero-block,
.benefit-strip article,
.tool-card,
.principle-grid article,
.hero-panel-card,
.hero-stats article {
  background: rgba(255, 255, 255, 0.84);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow-soft);
}

.hero-block {
  position: relative;
  display: grid;
  width: min(100%, 1120px);
  margin-inline: auto;
  grid-template-columns: minmax(0, 1.08fr) minmax(170px, 0.38fr) minmax(280px, 0.7fr);
  align-items: center;
  gap: 16px;
  overflow: hidden;
  isolation: isolate;
  border-radius: var(--radius-xl);
  padding: clamp(18px, 2.6vw, 30px);
  background:
    radial-gradient(circle at 74% 24%, rgba(255, 107, 157, 0.14), transparent 18%),
    radial-gradient(circle at 58% 86%, rgba(26, 26, 94, 0.08), transparent 24%),
    linear-gradient(120deg, rgba(255, 255, 255, 0.94) 0 44%, rgba(255, 247, 250, 0.86) 70%, rgba(247, 246, 255, 0.9) 100%);
}

.hero-block::before,
.hero-block::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.hero-block::before {
  top: 15%;
  left: 43%;
  width: 32%;
  height: 70%;
  border-radius: 30px;
  background-image: radial-gradient(circle, rgba(239, 77, 132, 0.2) 1.35px, transparent 1.6px);
  background-size: 18px 18px;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 24%, #000 76%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0%, #000 24%, #000 76%, transparent 100%);
  opacity: 0.72;
  transform: rotate(-4deg);
  z-index: 0;
}

.hero-block::after {
  top: 20px;
  right: 20px;
  width: 150px;
  height: 150px;
  border-radius: 28px;
  border: 1px solid rgba(26, 26, 94, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0)),
    rgba(255, 255, 255, 0.14);
  transform: rotate(10deg);
  z-index: 0;
}

.hero-copy,
.hero-flow,
.hero-art {
  position: relative;
  z-index: 1;
}

.hero-copy::after {
  content: "";
  position: absolute;
  left: 0;
  /* -34px 時那排裝飾圓點離說明文字太遠，看起來像被擠到下一塊去。 */
  bottom: -18px;
  width: min(68%, 420px);
  height: 7px;
  background:
    radial-gradient(circle at 1% 50%, var(--pink-strong) 0 3px, transparent 3.5px),
    radial-gradient(circle at 50% 50%, rgba(26, 26, 94, 0.42) 0 3px, transparent 3.5px),
    radial-gradient(circle at 99% 50%, var(--pink) 0 3px, transparent 3.5px),
    linear-gradient(90deg, rgba(239, 77, 132, 0.34), rgba(26, 26, 94, 0.2), rgba(255, 107, 157, 0.08)) center / 100% 1px no-repeat;
}

.overline,
.section-kicker,
.ribbon-kicker,
.media-label,
.hero-panel-label {
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 800;
}

.overline,
.section-kicker,
.hero-panel-label {
  color: var(--pink-strong);
  font-size: 13px;
}

.hero-copy h1,
.section-copy h2,
.tool-title {
  margin: 0;
  color: var(--navy-strong);
  letter-spacing: -0.045em;
}

.hero-copy h1 {
  display: flex;
  align-items: flex-end;
  gap: 0.18em;
  max-width: 12ch;
  font-family: var(--serif);
  font-size: clamp(2.5rem, 4.1vw, 4.4rem);
  line-height: 0.93;
}

.hero-title-brand,
.hero-title-lab {
  display: block;
}

.hero-title-brand {
  transform: translateY(0.08em);
}

.hero-title-lab {
  font-family: var(--sans);
  font-size: 0.78em;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.06em;
}

.hero-lede,
.hero-panel-card p,
.benefit-strip p,
.section-copy p,
.tool-summary,
.tool-detail-list li,
.principle-grid p,
.hero-stats span {
  line-height: 1.72;
}

.hero-lede {
  max-width: 50rem;
  margin: 1.25em 0 0;
  font-size: 1.06rem;
  color: var(--ink-soft);
}

.hero-flow {
  align-self: center;
  min-width: 0;
  padding: 8px 0;
}

.hero-flow-label {
  display: block;
  margin-bottom: 12px;
  color: rgba(26, 26, 94, 0.5);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.hero-flow ol {
  position: relative;
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.hero-flow ol::before {
  content: "";
  position: absolute;
  top: 18px;
  bottom: 18px;
  left: 17px;
  width: 1px;
  background: linear-gradient(var(--pink), rgba(26, 26, 94, 0.24));
}

.hero-flow li {
  position: relative;
  display: grid;
  grid-template-columns: 36px 1fr;
  align-items: center;
  gap: 10px;
  min-height: 38px;
}

.hero-flow li span {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255, 107, 157, 0.24);
  border-radius: 50%;
  background: rgba(255, 253, 253, 0.94);
  color: var(--pink-strong);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.08em;
  box-shadow: 0 8px 22px rgba(26, 26, 94, 0.08);
}

.hero-flow li strong {
  color: var(--navy);
  font-size: 0.86rem;
  letter-spacing: 0.08em;
}

.hero-art {
  position: relative;
  min-height: 200px;
  max-width: 320px;
  margin-left: auto;
}

.hero-art::before {
  content: "";
  position: absolute;
  inset: 9% 8% auto auto;
  width: 46%;
  aspect-ratio: 1;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(255, 107, 157, 0.18), rgba(255, 107, 157, 0));
  filter: blur(8px);
}

.hero-art::after {
  content: "";
  position: absolute;
  inset: 8% -7% 5% 2%;
  border: 1px dashed rgba(26, 26, 94, 0.14);
  border-radius: 50%;
  transform: rotate(-11deg);
}

.hero-art img {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 320px;
  display: block;
}

.hero-art-featured img {
  border: 1px solid rgba(26, 26, 94, 0.08);
  border-radius: 24px;
  box-shadow: 0 20px 44px rgba(26, 26, 94, 0.14);
}

.hero-art-heading {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 10px 2px;
}

.hero-art-heading strong {
  color: var(--navy-strong);
  font-size: clamp(0.95rem, 1.35vw, 1.15rem);
  line-height: 1.2;
  letter-spacing: -0.025em;
}

.hero-art-badge {
  flex: 0 0 auto;
  padding: 7px 11px;
  border-radius: 999px;
  background: var(--navy);
  color: var(--paper);
  font-size: 0.625rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  box-shadow: 0 10px 24px rgba(26, 26, 94, 0.18);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.hero-button,
.tool-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.hero-button:hover,
.tool-link:hover {
  transform: translateY(-2px);
}

.hero-button-primary,
.tool-link-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--pink-strong), var(--navy));
  box-shadow: 0 16px 36px rgba(239, 77, 132, 0.3);
}

.hero-button-secondary,
.tool-link-secondary {
  background: rgba(26, 26, 94, 0.06);
  color: var(--navy);
}

.hero-panel {
  display: grid;
  gap: 14px;
  align-content: start;
}

.hero-panel-card {
  padding: 22px;
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(255, 107, 157, 0.12), rgba(255, 255, 255, 0.96)),
    #fff;
  border: 1px solid rgba(255, 107, 157, 0.16);
}

.hero-panel-card strong {
  display: block;
  margin: 8px 0 10px;
  font-size: 1.2rem;
}

.hero-panel-card p,
.section-copy p,
.tool-description,
.principle-grid p {
  margin: 0;
  color: var(--ink-soft);
}

.hero-stats,
.benefit-strip,
.tool-grid,
.tool-links,
.principle-grid {
  display: grid;
  gap: 14px;
}

.hero-stats {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.hero-stats article,
.benefit-strip article,
.principle-grid article {
  border-radius: 22px;
  padding: 18px;
}

.hero-stats strong {
  display: block;
  margin-bottom: 6px;
  font-family: var(--serif);
  font-size: 2rem;
}

.hero-stats span {
  font-size: 0.92rem;
  color: var(--ink-soft);
}

.benefit-strip {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 18px;
}

.ribbon-kicker {
  display: inline-block;
  margin-bottom: 10px;
  font-size: 11px;
  color: var(--pink-strong);
}

.benefit-strip p {
  margin: 0;
  font-size: 0.96rem;
  color: var(--navy);
}

.section-block,
.principles-block {
  margin-top: 54px;
}

.favorites-block {
  width: min(100%, 1120px);
  margin: 30px auto 0;
  padding: clamp(20px, 2.6vw, 30px);
  border: 1px solid rgba(255, 255, 255, 0.92);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 18px 48px rgba(26, 26, 94, 0.08);
}

.favorites-copy {
  display: grid;
  grid-template-columns: auto minmax(240px, 1fr);
  align-items: end;
  gap: 4px 28px;
}

.favorites-copy .section-kicker {
  grid-column: 1 / -1;
  margin: 0;
}

.favorites-copy h2,
.tools-heading h2 {
  margin: 0;
  color: var(--navy-strong);
  font-family: var(--sans);
  font-size: clamp(1.55rem, 2.4vw, 2.1rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.035em;
}

.favorites-copy > p:last-child,
.tools-heading > p {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.6;
}

.favorite-tools {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 20px;
}

.favorite-tool {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  min-width: 0;
  padding: 14px 16px;
  border: 1px solid rgba(26, 26, 94, 0.1);
  border-radius: 18px;
  background: rgba(255, 253, 253, 0.9);
}

.favorite-tool-name,
.favorite-tool-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.favorite-tool-name {
  min-width: 0;
}

.favorite-tool-name strong {
  overflow: hidden;
  color: var(--navy-strong);
  font-size: 0.95rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.favorite-star {
  color: var(--pink-strong);
}

.favorite-beta {
  padding: 3px 7px;
  border-radius: 999px;
  background: rgba(255, 107, 157, 0.12);
  color: #c8326a;
  font-size: 0.625rem;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.favorite-tool-actions {
  flex: 0 0 auto;
}

.favorite-tool-actions a,
.favorite-tool-actions button {
  border: 0;
  background: none;
  color: var(--navy);
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}

.favorite-tool-actions a {
  color: var(--pink-strong);
}

.favorite-empty {
  margin: 18px 0 0;
  padding: 17px 18px;
  border: 1px dashed rgba(26, 26, 94, 0.16);
  border-radius: 18px;
  color: var(--ink-soft);
  text-align: center;
}

.tools-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  width: min(100%, 1120px);
  margin: 0 auto 20px;
}

.tools-heading .section-kicker {
  margin: 0 0 4px;
}

#tools {
  scroll-margin-top: 24px;
}

.section-block-alt {
  margin-top: 42px;
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 22px;
  align-items: end;
  margin-bottom: 18px;
}

.section-copy h2 {
  max-width: 15ch;
  font-family: var(--serif);
  font-size: clamp(2rem, 3.2vw, 3rem);
  line-height: 1;
}

.search-box input {
  width: 100%;
  min-height: 58px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--navy);
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.search-box input:focus {
  outline: none;
  transform: translateY(-1px);
  border-color: rgba(255, 107, 157, 0.72);
  box-shadow: 0 0 0 4px rgba(255, 107, 157, 0.14);
}

.tool-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(20px, 2.4vw, 30px);
  width: min(100%, 1120px);
  margin-inline: auto;
}

.tool-card {
  display: grid;
  grid-template-rows: auto auto 1fr auto auto;
  gap: 16px;
  min-height: 100%;
  padding: clamp(18px, 2vw, 24px);
  border-radius: 28px;
  text-align: left;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.tool-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.tool-media-wrap {
  display: grid;
  gap: 10px;
}

.tool-preview {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border-radius: 18px;
  border: 1px solid rgba(26, 26, 94, 0.08);
}

.tool-preview img,
.tool-preview video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.tool-preview {
  background: #120f35;
}

.tool-preview video {
  aspect-ratio: 16 / 9;
}

.tool-card[data-slug="coloring"] .tool-preview,
.tool-card[data-slug="agent-mcp"] .tool-preview,
.tool-card[data-slug="qr-code"] .tool-preview,
.tool-card[data-slug="utm-manager"] .tool-preview,
.tool-card[data-slug="ios-shortcut"] .tool-preview,
.tool-card[data-slug="chrome-extension"] .tool-preview,
.tool-card[data-slug="marketing-guide"] .tool-preview,
.tool-card[data-slug="support-report"] .tool-preview,
.tool-card[data-slug="sheets-addon"] .tool-preview,
.tool-card[data-slug="quickdash"] .tool-preview {
  background:
    radial-gradient(circle at top, rgba(255, 107, 157, 0.18), transparent 56%),
    linear-gradient(180deg, #fff9fc 0%, #fff0f5 100%);
}

.brand-domain-callout {
  grid-column: 1 / -1;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 12px 20px;
  padding: 15px 18px;
  border-top: 1px solid rgba(26, 26, 94, 0.1);
  border-bottom: 1px solid rgba(26, 26, 94, 0.1);
  color: var(--navy);
  text-align: left;
}

.brand-domain-callout strong {
  flex: 0 0 auto;
  color: var(--pink-strong);
  font-size: 1rem;
  font-weight: 800;
}

.brand-domain-callout > span {
  color: var(--ink-soft);
  font-size: 0.94rem;
  line-height: 1.6;
}

.brand-domain-callout > a {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 40px;
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--pink-strong);
  color: #fff;
  font-size: 0.875rem;
  font-weight: 800;
  text-decoration: none;
  transition: transform 180ms ease, background 180ms ease;
}

.brand-domain-callout > a:hover {
  transform: translateY(-2px);
  background: var(--navy);
}

.brand-domain-callout > a:focus-visible {
  outline: 3px solid rgba(255, 107, 157, 0.3);
  outline-offset: 3px;
}

@media (min-width: 981px) {
  .tool-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .tool-card {
    grid-column: span 2;
  }

  .tool-card:nth-last-of-type(2):nth-of-type(3n + 1) {
    grid-column: 2 / span 2;
  }

  .tool-card:last-of-type:nth-of-type(3n + 1) {
    grid-column: 3 / span 2;
  }
}

@media (max-width: 980px) {
  .tool-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: min(100%, 760px);
  }

  .favorite-tools {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 641px) and (max-width: 980px) {
  .tool-card:last-of-type:nth-of-type(odd) {
    grid-column: 1 / -1;
    width: calc((100% - clamp(20px, 2.4vw, 30px)) / 2);
    justify-self: center;
  }
}

.media-label {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 1;
  padding: 7px 11px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--navy);
}

.tool-title {
  font-family: var(--sans);
  /* 規格：標題小一點。原本是 clamp(1.4rem, 2vw, 1.7rem)，長標題加上 Beta
     徽章會超過一行，徽章被擠到下一行之後每張卡片的高度就不一樣了。 */
  font-size: clamp(1.15rem, 1.5vw, 1.35rem);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.035em;
  /* flex 項目預設 min-width:auto，不寫這行的話標題不肯縮，nowrap 會把
     徽章擠出卡片外面。 */
  min-width: 0;
}

.tool-head {
  display: flex;
  /* 徽章要跟標題垂直置中。baseline 是照文字基線對，而徽章的字比標題小、
     又有上下內距，對出來中心會低 4px，整列也被撐高 1px。 */
  align-items: center;
  gap: 8px;
  /* 不換行。換到下一行正是高度不一致的原因。 */
  flex-wrap: nowrap;
}

.tool-beta {
  flex: 0 0 auto;
  /* 視覺上再往上收一點。純視覺微調，不影響標題列的高度計算。 */
  margin-bottom: -2px;
  padding: 4px 9px;
  border: 1px solid rgba(216, 63, 121, 0.22);
  border-radius: 999px;
  background: rgba(255, 107, 157, 0.12);
  color: #c8326a;
  font-size: 0.6875rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tool-summary {
  margin: 0;
  max-width: 36rem;
  font-size: 1rem;
  line-height: 1.72;
  color: var(--ink-soft);
}

.tool-fee {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid rgba(26, 26, 94, 0.09);
  color: var(--navy);
  font-size: 0.88rem;
  line-height: 1.5;
}

.tool-fee span {
  flex: 0 0 auto;
  color: var(--ink-soft);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.tool-fee strong {
  font-weight: 800;
}

.tool-links {
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 2px;
}

.favorite-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid rgba(26, 26, 94, 0.14);
  border-radius: 999px;
  background: rgba(26, 26, 94, 0.045);
  color: var(--navy);
  font-weight: 700;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.favorite-button:hover {
  transform: translateY(-2px);
  border-color: rgba(239, 77, 132, 0.36);
  background: rgba(255, 107, 157, 0.1);
}

.favorite-button[aria-pressed="true"] {
  border-color: rgba(239, 77, 132, 0.28);
  background: rgba(255, 107, 157, 0.14);
  color: #b72b60;
}

.favorite-button:focus-visible,
.favorite-tool-actions a:focus-visible,
.favorite-tool-actions button:focus-visible,
.pagination button:focus-visible {
  outline: 3px solid rgba(239, 77, 132, 0.38);
  outline-offset: 3px;
}

.tool-link:focus-visible {
  outline: 3px solid rgba(239, 77, 132, 0.42);
  outline-offset: 3px;
}

.tool-empty {
  padding: 28px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--line);
  text-align: center;
  color: var(--ink-soft);
}

.pagination,
.pagination-pages {
  display: flex;
  align-items: center;
  justify-content: center;
}

.pagination {
  gap: 12px;
  width: min(100%, 1120px);
  margin: 30px auto 0;
}

.pagination-pages {
  gap: 8px;
}

.pagination button {
  min-width: 44px;
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid rgba(26, 26, 94, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--navy);
  font-weight: 700;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.pagination button:hover:not(:disabled) {
  transform: translateY(-2px);
  border-color: rgba(239, 77, 132, 0.38);
}

.pagination button[aria-current="page"] {
  border-color: transparent;
  background: linear-gradient(135deg, var(--pink-strong), var(--navy));
  color: #fff;
}

.pagination button:disabled {
  cursor: not-allowed;
  opacity: 0.4;
}

.principle-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.principle-grid strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.08rem;
}

@media (max-width: 1100px) {
  .hero-block,
  .benefit-strip,
  .principle-grid,
  .section-head {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .hero-art {
    min-height: 0;
    max-width: 420px;
    margin: 0 auto;
  }

  .hero-flow {
    display: none;
  }

  .hero-copy::after {
    display: none;
  }

  .hero-block::before {
    top: auto;
    bottom: 6%;
    left: 18%;
    width: 64%;
    height: 34%;
    opacity: 0.48;
  }
}

@media (max-width: 640px) {
  .tool-grid {
    grid-template-columns: 1fr;
    width: min(100%, 480px);
  }

  .favorites-copy,
  .favorite-tools {
    grid-template-columns: 1fr;
  }

  .favorite-tool {
    align-items: flex-start;
  }

  .tools-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .pagination {
    gap: 8px;
  }

  .pagination button {
    padding-inline: 12px;
  }

  .brand-domain-callout {
    align-items: flex-start;
    flex-direction: column;
    padding-inline: 4px;
  }
}

@media (max-width: 820px) {
  .labs-shell {
    width: min(100% - 20px, 1280px);
    padding-top: 26px;
  }

  .hero-block::after {
    display: none;
  }

  .hero-copy h1 {
    max-width: 100%;
    font-size: clamp(2.35rem, 14vw, 4rem);
  }

  .hero-stats,
  .tool-links {
    grid-template-columns: 1fr;
  }

  .tool-title {
    font-size: 1.2rem;
  }
}

@media (max-width: 480px) {
  .labs-shell {
    padding-bottom: 56px;
  }

  .hero-block {
    gap: 22px;
    padding: 18px;
    border-radius: 28px;
  }

  .hero-copy h1 {
    font-size: clamp(2.35rem, 13.5vw, 3.5rem);
    line-height: 1;
  }

  .hero-lede {
    font-size: 1rem;
    line-height: 1.68;
  }

  .hero-art {
    width: min(100%, 280px);
  }

  .section-block {
    margin-top: 36px;
  }

  .tool-card {
    gap: 14px;
    padding: 18px;
    border-radius: 24px;
  }

}

@media (prefers-reduced-motion: reduce) {
  .tool-card,
  .tool-link,
  .favorite-button,
  .pagination button {
    transition: none;
  }
}

/* 前後對照的預覽（manifest 的 previewAfter）。
 *
 * 著色圖是「照片變線稿」，那件事講不清楚就等於沒展示。原本用一支 416KB
 * 的 mp4，改成兩張裁好的 jpg 疊著交叉淡入：加起來 120KB，不用解碼，
 * 而且兩張都能各自裁到想要的構圖。
 */
.tool-preview-after {
  position: absolute;
  inset: 0;
  opacity: 0;
  animation: lihi-preview-swap 5s ease-in-out infinite;
}

@keyframes lihi-preview-swap {
  0%, 35% { opacity: 0; }
  50%, 85% { opacity: 1; }
  100% { opacity: 0; }
}

/* 會動的東西對一部分人是障礙（前庭失調、注意力）。停在線稿那張 ——
 * 那是這個工具的產出，比原始照片更能說明它在做什麼。 */
@media (prefers-reduced-motion: reduce) {
  .tool-preview-after {
    animation: none;
    opacity: 1;
  }
}