/* ── Animations ─────────────────────────────────────────────── */
@keyframes ab-fade-up {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes ab-fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes blob-drift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%       { transform: translate(30px, -20px) scale(1.05); }
  66%       { transform: translate(-20px, 15px) scale(0.97); }
}
@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@keyframes stat-pop {
  0%   { opacity: 0; transform: scale(0.85) translateY(12px); }
  70%  { transform: scale(1.04) translateY(-2px); }
  100% { opacity: 1; transform: scale(1) translateY(0); }
}

/* ── Shared ─────────────────────────────────────────────────── */
.container { max-width: 72rem; margin: 0 auto; padding: 0 1.5rem; }

.ab-section-title {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--color-text-primary);
  letter-spacing: -.025em;
  margin: 0 0 .5rem;
  text-align: center;
}
.ab-section-sub {
  font-size: .95rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
  text-align: center;
  max-width: 560px;
  margin: 0 auto 2.5rem;
}

/* ── Hero ─────────────────────────────────────────────────────  */
.ab-hero {
  position: relative;
  overflow: hidden;
  padding: 5rem 0 4rem;
  text-align: center;
}
.ab-hero__blobs {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: .35;
  animation: blob-drift 12s ease-in-out infinite;
}
.blob--sakura  { width: 420px; height: 420px; background: var(--c-sakura-bg);   top: -80px;  left: -100px; animation-delay: 0s; }
.blob--matcha  { width: 350px; height: 350px; background: var(--c-matcha-bg);   top: 20px;   right: -80px; animation-delay: -4s; }
.blob--lavender{ width: 300px; height: 300px; background: var(--c-lavender-bg); bottom: -60px; left: 40%;  animation-delay: -8s; }

.ab-hero__inner { position: relative; z-index: 1; }

.ab-eyebrow {
  display: inline-block;
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--color-accent);
  border: 1.5px solid var(--color-accent-border);
  border-radius: var(--radius-full);
  padding: .22rem .85rem;
  margin-bottom: 1.25rem;
  animation: ab-fade-up 500ms 100ms both;
}
.ab-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  color: var(--color-text-primary);
  letter-spacing: -.035em;
  line-height: 1.1;
  margin: 0 0 1rem;
  animation: ab-fade-up 500ms 200ms both;
}
.ab-accent { color: var(--color-accent); }
.ab-subtitle {
  font-size: clamp(.95rem, 2vw, 1.1rem);
  color: var(--color-text-secondary);
  line-height: 1.65;
  max-width: 560px;
  margin: 0 auto;
  animation: ab-fade-up 500ms 320ms both;
}

/* ── Stats band ─────────────────────────────────────────────── */
.ab-stats {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: 1.75rem 0;
}
.ab-stats__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}
.ab-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: .5rem 2.5rem;
  animation: stat-pop 600ms var(--ease-out) both;
}
.ab-stat:nth-child(1) { animation-delay: 100ms; }
.ab-stat:nth-child(3) { animation-delay: 200ms; }
.ab-stat:nth-child(5) { animation-delay: 300ms; }
.ab-stat:nth-child(7) { animation-delay: 400ms; }
.ab-stat__num {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--color-accent);
  letter-spacing: -.03em;
  line-height: 1;
}
.ab-stat__label {
  font-size: .75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: .07em;
  margin-top: .2rem;
}
.ab-stat-divider {
  width: 1px;
  height: 40px;
  background: var(--color-border);
}

/* ── How it works ───────────────────────────────────────────── */
.ab-how { padding: 5rem 0; background: var(--color-bg); }
.ab-steps {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: .5rem;
}
.ab-step {
  flex: 1;
  min-width: 200px;
  max-width: 240px;
  text-align: center;
  padding: 1.5rem 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  animation: ab-fade-up 500ms var(--ease-out) both;
}
.ab-step:nth-child(1) { animation-delay: 50ms; }
.ab-step:nth-child(3) { animation-delay: 150ms; }
.ab-step:nth-child(5) { animation-delay: 250ms; }
.ab-step__num {
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .12em;
  color: var(--color-accent);
  margin-bottom: .75rem;
}
.ab-step__icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--color-accent-subtle);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto .85rem;
}
.ab-step__title {
  font-size: .95rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin: 0 0 .4rem;
}
.ab-step__desc {
  font-size: .82rem;
  color: var(--color-text-secondary);
  line-height: 1.55;
  margin: 0;
}
.ab-step-arrow {
  font-size: 1.8rem;
  color: var(--color-border);
  align-self: center;
  flex-shrink: 0;
}

/* ── Why section ────────────────────────────────────────────── */
.ab-why { padding: 5rem 0; background: var(--color-surface-alt); }
.ab-why__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: start;
}
.ab-why__p {
  font-size: .95rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin: 0 0 1rem;
}
.ab-cta-link {
  display: inline-block;
  margin-top: .5rem;
  font-weight: 700;
  font-size: .9rem;
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: 2px solid var(--color-accent-border);
  padding-bottom: 2px;
  transition: border-color .15s, color .15s;
}
.ab-cta-link:hover { color: var(--color-accent-hover); border-bottom-color: var(--color-accent); }

.ab-why__principles {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.ab-principle {
  display: flex;
  align-items: flex-start;
  gap: .85rem;
  padding: 1rem 1.15rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  animation: ab-fade-up 500ms var(--ease-out) both;
}
.ab-principle:nth-child(1) { animation-delay:  80ms; }
.ab-principle:nth-child(2) { animation-delay: 160ms; }
.ab-principle:nth-child(3) { animation-delay: 240ms; }
.ab-principle:nth-child(4) { animation-delay: 320ms; }
.ab-principle__icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ab-principle__icon.sakura   { background: var(--c-sakura-bg);   color: var(--c-sakura-text);   }
.ab-principle__icon.matcha   { background: var(--c-matcha-bg);   color: var(--c-matcha-text);   }
.ab-principle__icon.lavender { background: var(--c-lavender-bg); color: var(--c-lavender-text); }
.ab-principle__icon.butter   { background: var(--c-butter-bg);   color: var(--c-butter-text);   }
.ab-principle__title { font-size: .88rem; font-weight: 700; color: var(--color-text-primary); margin: 0 0 .18rem; }
.ab-principle__desc  { font-size: .78rem; color: var(--color-text-secondary); line-height: 1.5; margin: 0; }

/* ── Tool ticker (marquee) ───────────────────────────────────── */
.ab-ticker-section {
  padding: 2.5rem 0;
  background: var(--color-bg);
  overflow: hidden;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.ab-ticker-label {
  text-align: center;
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: .9rem;
}
.ab-ticker { overflow: hidden; }
.ab-ticker__track {
  display: flex;
  gap: .5rem;
  width: max-content;
  animation: ticker-scroll 50s linear infinite;
}
.ab-ticker__track:hover { animation-play-state: paused; }
.ab-ticker__item {
  display: inline-flex;
  align-items: center;
  padding: .3rem .85rem;
  font-size: .8rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  border: 1.5px solid;
  white-space: nowrap;
  flex-shrink: 0;
}

/* ── Showcase slider ────────────────────────────────────────── */
.ab-showcase { padding: 5rem 0; background: var(--color-bg); }

.ab-showcase-slider {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-top: .5rem;
}
.ab-slider-btn {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .12s, border-color .12s, color .12s;
}
.ab-slider-btn:hover:not(:disabled) { background: var(--color-accent-subtle); border-color: var(--color-accent-border); color: var(--color-accent); }
.ab-slider-btn:disabled { opacity: .3; cursor: default; }

.ab-slider-viewport {
  flex: 1;
  overflow: hidden;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
}
.ab-slider-track {
  display: flex;
  transition: transform 400ms cubic-bezier(.4,0,.2,1);
}
.ab-slide {
  min-width: 100%;
  padding: 1.5rem 1.75rem;
}
.ab-slide__header { margin-bottom: 1rem; }
.ab-slide__label {
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  border-bottom: 2px solid var(--color-border);
  padding-bottom: .4rem;
  display: block;
}
.ab-slide__cards {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: .6rem;
}
.ab-slide-card {
  display: flex;
  flex-direction: column;
  gap: .25rem;
  padding: .85rem .75rem;
  border-radius: var(--radius-lg);
  border: 1.5px solid;
  text-decoration: none;
  transition: transform .12s, box-shadow .12s;
}
.ab-slide-card:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,.08); }
.ab-slide-card__icon { font-size: 1rem; font-weight: 800; letter-spacing: -.02em; }
.ab-slide-card__name { font-size: .75rem; font-weight: 700; line-height: 1.3; }
.ab-slide-card__kicker { font-size: .65rem; color: var(--color-text-muted); }

.ab-slider-dots {
  display: flex;
  justify-content: center;
  gap: .4rem;
  margin-top: .85rem;
}
.ab-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  background: var(--color-border);
  cursor: pointer;
  padding: 0;
  transition: background .15s, transform .15s;
}
.ab-dot--active { background: var(--color-accent); transform: scale(1.3); }

/* ── CTA section ────────────────────────────────────────────── */
.ab-cta-section {
  padding: 5rem 0;
  background: var(--color-accent-subtle);
  border-top: 1px solid var(--color-accent-border);
  text-align: center;
}
.ab-cta-title {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 900;
  color: var(--color-text-primary);
  letter-spacing: -.03em;
  margin: 0 0 .75rem;
  animation: ab-fade-up 500ms both;
}
.ab-cta-sub {
  font-size: 1rem;
  color: var(--color-text-secondary);
  margin: 0 0 1.75rem;
  animation: ab-fade-up 500ms 80ms both;
}
.ab-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .7rem 1.75rem;
  font-size: .95rem;
  font-weight: 800;
  background: var(--color-accent);
  color: var(--color-text-inverse);
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: background .15s, transform .12s;
  animation: ab-fade-up 500ms 160ms both;
}
.ab-cta-btn:hover { background: var(--color-accent-hover); transform: translateY(-1px); }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 860px) {
  .ab-why__inner       { grid-template-columns: 1fr; }
  .ab-step-arrow       { display: none; }
  .ab-stat-divider     { display: none; }
  .ab-slide__cards     { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .ab-slide__cards     { grid-template-columns: 1fr; }
  .ab-stats__inner     { gap: 1rem; }
  .ab-stat             { padding: .5rem 1.25rem; }
}