/* Home + page-specific layouts */

.hero {
  position: relative;
  padding: clamp(2.5rem, 7vw, 5rem) 0 clamp(3rem, 8vw, 6rem);
  overflow: clip;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
}

.hero h1 {
  font-size: var(--fs-hero);
  max-width: 10ch;
  margin-bottom: var(--s-4);
}

.hero .lead {
  margin-bottom: var(--s-3);
  max-width: 28rem;
}

.hero__zh {
  margin-bottom: var(--s-5);
  font-size: var(--fs-sm);
  color: var(--ink-muted);
}

.hero-panel {
  display: grid;
  gap: var(--s-4);
  padding: var(--s-5);
  border-radius: var(--r-xl);
  background: color-mix(in srgb, var(--surface) 86%, transparent);
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(8px);
}

.hero-visual {
  position: relative;
  border-radius: var(--r-xl);
  overflow: hidden;
  min-height: 28rem;
  box-shadow: var(--shadow-lg);
}

.hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 28rem;
}

.hero-visual__caption {
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  padding: 0.85rem 1rem;
  border-radius: var(--r-md);
  background: color-mix(in srgb, var(--bg-elevated) 88%, transparent);
  backdrop-filter: blur(8px);
  font-size: var(--fs-sm);
}

.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(40px);
  opacity: 0.55;
  pointer-events: none;
  z-index: -1;
}

.hero-blob--1 {
  width: 22rem;
  height: 22rem;
  background: var(--apricot);
  top: -4rem;
  right: 8%;
}

.hero-blob--2 {
  width: 18rem;
  height: 18rem;
  background: var(--mist);
  bottom: 0;
  left: 5%;
}

.section-head {
  display: grid;
  gap: var(--s-3);
  margin-bottom: var(--s-6);
  max-width: 42rem;
}

.section-head--row {
  max-width: none;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: var(--s-5);
}

.section-band {
  background: linear-gradient(180deg, color-mix(in srgb, var(--mist) 45%, transparent), transparent);
}

.section-band--apricot {
  background: linear-gradient(180deg, color-mix(in srgb, var(--apricot) 50%, transparent), transparent);
}

.idea-card {
  display: grid;
  align-content: start;
  gap: var(--s-4);
  min-height: 100%;
  padding: var(--s-6);
  border-radius: var(--r-xl);
  background: var(--surface);
  border: 1px solid var(--line-soft);
}

.idea-card__num {
  display: flex;
  align-items: flex-end;
  height: 2.5rem;
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-variant-numeric: lining-nums tabular-nums;
  line-height: 1;
  color: color-mix(in srgb, var(--ink) 35%, var(--mist-deep));
}

.idea-card h3 {
  display: flex;
  align-items: flex-end;
  min-height: 2.3rem;
  font-size: clamp(1.5rem, 2.4vw, 1.9rem);
  line-height: 1.15;
}

.idea-visual {
  margin-top: var(--s-2);
  padding: var(--s-4);
  border-radius: var(--r-lg);
  background: var(--mist-soft);
  font-size: var(--fs-sm);
}

.idea-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.idea-flow__node {
  padding: 0.45rem 0.75rem;
  border-radius: var(--r-pill);
  background: var(--surface);
  border: 1px solid var(--line);
  font-weight: 600;
  font-size: var(--fs-xs);
}

.idea-flow__arrow {
  color: var(--ink-muted);
}

.ai-nodes {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  justify-content: space-between;
}

.ai-nodes span {
  flex: 1 1 4.5rem;
  text-align: center;
  padding: 0.85rem 0.35rem;
  border-radius: 50%;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  background: linear-gradient(160deg, var(--apricot), var(--mist));
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.before-after {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0.75rem;
  align-items: center;
}

.before-after ul {
  display: grid;
  gap: 0.3rem;
  font-size: var(--fs-xs);
  color: var(--ink-muted);
}

.before-after__kit {
  padding: 0.85rem;
  border-radius: var(--r-md);
  background: var(--apricot);
  font-weight: 700;
  text-align: center;
  font-size: var(--fs-sm);
}

.level-stack {
  display: grid;
  gap: 0.5rem;
}

.level-stack div {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.65rem 0.85rem;
  border-radius: var(--r-md);
  font-size: var(--fs-xs);
  font-weight: 650;
}

.level-stack .safe { background: var(--safe-bg); color: var(--safe); }
.level-stack .guided { background: var(--guided-bg); color: var(--guided); }
.level-stack .pro { background: var(--pro-bg); color: var(--pro); }

.editorial {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: start;
}

.editorial__copy {
  display: grid;
  gap: var(--s-4);
  font-size: var(--fs-lead);
  line-height: 1.7;
  color: var(--ink-soft);
}

.editorial__copy p:first-of-type::first-letter {
  font-family: var(--font-display);
  font-size: 3.2rem;
  float: left;
  line-height: 0.85;
  padding-right: 0.35rem;
  color: var(--ink);
}

.meet-ai {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s-4);
  margin-bottom: var(--s-6);
}

.meet-ai article {
  padding: var(--s-5);
  border-radius: var(--r-lg);
  background: var(--surface);
  border: 1px solid var(--line-soft);
}

.meet-ai h3 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
}

.journey-list {
  display: grid;
  gap: 0.65rem;
  margin-top: var(--s-5);
}

.journey-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--s-3);
  align-items: center;
  padding: 0.95rem 1.1rem;
  border-radius: var(--r-md);
  background: var(--surface);
  border: 1px solid var(--line-soft);
}

/* Diagnosis / guide layouts */
.split-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-5);
}

.panel {
  padding: var(--s-5);
  border-radius: var(--r-xl);
  background: var(--surface);
  border: 1px solid var(--line-soft);
}

.diag-summary {
  display: grid;
  gap: var(--s-4);
}

.diag-hero-media {
  border-radius: var(--r-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--mist);
}

.diag-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.guide-layout {
  display: grid;
  grid-template-columns: 16rem 1fr 18rem;
  gap: var(--s-5);
  align-items: start;
}

.guide-steps {
  display: grid;
  gap: 0.45rem;
}

.guide-step-btn {
  text-align: left;
  padding: 0.75rem 0.9rem;
  border-radius: var(--r-md);
  border: 1px solid transparent;
  background: transparent;
  color: var(--ink-soft);
  font-size: var(--fs-sm);
}

.guide-step-btn.is-active {
  background: var(--mist);
  color: var(--ink);
  font-weight: 650;
  border-color: var(--line);
}

.guide-step-btn.is-done {
  color: var(--safe);
}

.guide-stage {
  padding: var(--s-6);
  border-radius: var(--r-xl);
  background: var(--surface);
  border: 1px solid var(--line-soft);
  min-height: 28rem;
}

.guide-stage__media {
  margin: var(--s-4) 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  aspect-ratio: 16/10;
  background: var(--mist);
}

.guide-stage__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.booking-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--s-5);
}

.slot-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.55rem;
}

.slot {
  padding: 0.75rem;
  border-radius: var(--r-md);
  border: 1.5px solid var(--line);
  background: var(--surface);
  text-align: center;
  font-size: var(--fs-sm);
}

.slot.is-selected {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--bg-elevated);
}

.kit-detail-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-6);
  align-items: center;
}

.kit-detail-hero__media {
  border-radius: var(--r-xl);
  overflow: hidden;
  aspect-ratio: 1;
  background: var(--mist);
}

.kit-detail-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.tool-list {
  display: grid;
  gap: 0.55rem;
  margin-top: var(--s-4);
}

.tool-list li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: var(--fs-sm);
}

.stations-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--s-5);
}

.history-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-sm);
}

.history-table th,
.history-table td {
  text-align: left;
  padding: 0.95rem 0.65rem;
  border-bottom: 1px solid var(--line-soft);
}

.history-table th {
  font-size: var(--fs-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-muted);
  font-weight: 650;
}

.compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-4);
  margin-top: var(--s-5);
}

.compare article {
  padding: var(--s-5);
  border-radius: var(--r-lg);
}

.compare article:first-child {
  background: var(--mist-soft);
}

.compare article:last-child {
  background: linear-gradient(160deg, var(--apricot), var(--mist-soft));
}

.compare ol {
  margin-top: var(--s-3);
  display: grid;
  gap: 0.45rem;
  list-style: decimal;
  padding-left: 1.1rem;
  font-size: var(--fs-sm);
}

@media (max-width: 960px) {
  .hero__grid,
  .editorial,
  .kit-detail-hero,
  .booking-grid,
  .stations-layout,
  .split-2,
  .guide-layout,
  .section-head--row,
  .meet-ai,
  .compare {
    grid-template-columns: 1fr;
  }

  .guide-layout {
    grid-template-columns: 1fr;
  }

  .hero-visual,
  .hero-visual img {
    min-height: 20rem;
  }
}

.kits-hero-media,
.kits-feature-media {
  margin: var(--s-6) 0 0;
  border-radius: var(--r-xl);
  overflow: hidden;
  background: var(--mist);
  box-shadow: var(--shadow-md);
}

.kits-hero-media img,
.kits-feature-media img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.kits-feature-media {
  margin-bottom: var(--s-6);
}

.kits-feature-media img {
  aspect-ratio: 4 / 3;
  max-height: 28rem;
}

@media (max-width: 560px) {
  .slot-grid { grid-template-columns: 1fr 1fr; }
  .before-after { grid-template-columns: 1fr; }
}