.page-index .main-stack {
  display: grid;
  gap: 18px;
}

.hero-card,
.example-card,
.guide-card,
.start-section {
  border-radius: 30px;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.11) 0%,
    rgba(255, 255, 255, 0.07) 100%
  );
  border: 1px solid rgba(255, 255, 255, 0.11);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(18px);
}

.hero-card {
  padding: 28px 24px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 16px;
}

.hero-inner {
  display: grid;
  gap: 20px;
}

.hero-title {
  margin: 0;
  display: grid;
  gap: 6px;
  line-height: 1.04;
  letter-spacing: -0.05em;
}

.hero-soft {
  font-size: clamp(2rem, 7vw, 2.5rem);
  font-weight: 800;
  color: rgba(255, 255, 255, 0.95);
}

.hero-point {
  font-size: clamp(2.05rem, 7.6vw, 2.65rem);
  font-weight: 800;
  background: linear-gradient(135deg, #ffffff 0%, #ffd6e8 34%, #cdb6ff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-desc {
  margin: 18px 0 0;
  color: var(--text-soft);
  font-size: 1rem;
  line-height: 1.8;
}

.hero-desc strong {
  color: #fff;
}

.hero-mini {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.mini-chip {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.mini-chip span {
  font-size: 0.84rem;
  color: rgba(255, 255, 255, 0.88);
  font-weight: 600;
}

.hero-mascot {
  display: flex;
  justify-content: center;
  align-items: center;
}

.mascot-image {
  width: min(74%, 220px);
  filter: drop-shadow(0 20px 28px rgba(0, 0, 0, 0.24));
  animation: mascotFloat 3.6s ease-in-out infinite;
}

@keyframes mascotFloat {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

.examples-section {
  display: grid;
  gap: 14px;
}

.section-top {
  display: grid;
  gap: 8px;
}

.section-kicker {
  margin: 0;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
}

.section-title {
  margin: 0;
  font-size: 1.34rem;
  line-height: 1.3;
  letter-spacing: -0.03em;
  font-weight: 800;
}

.example-grid {
  display: grid;
  gap: 16px;
}

.example-card {
  padding: 24px;
}

.example-head {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
}

.example-badge {
  display: inline-flex;
  width: fit-content;
  padding: 9px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.08);
  color: #ffd9ea;
  font-size: 0.75rem;
  font-weight: 700;
}

.example-title {
  margin: 0;
  font-size: 1.18rem;
  line-height: 1.42;
  letter-spacing: -0.03em;
  font-weight: 800;
}

.signal-chat {
  padding: 18px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(17, 11, 31, 0.95), rgba(26, 15, 45, 0.92));
  border: 1px solid rgba(255,255,255,0.06);
}

.chat-meta {
  text-align: center;
  font-size: 0.74rem;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.bubble-row {
  display: flex;
  margin-bottom: 10px;
}

.bubble-row.left {
  justify-content: flex-start;
}

.bubble-row.right {
  justify-content: flex-end;
}

.bubble {
  max-width: 78%;
  padding: 13px 15px;
  border-radius: 18px;
  font-size: 0.94rem;
  line-height: 1.48;
  box-shadow: var(--shadow-md);
}

.bubble.left {
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.94);
  border-bottom-left-radius: 8px;
}

.bubble.right {
  background: linear-gradient(135deg, rgba(255,111,176,0.92), rgba(157,107,255,0.92));
  color: #fff;
  border-bottom-right-radius: 8px;
}

.chat-read {
  text-align: right;
  font-size: 0.72rem;
  color: rgba(255,255,255,0.44);
  margin-top: 6px;
}

.signal-summary {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.signal-summary strong {
  font-size: 1rem;
  line-height: 1.55;
  letter-spacing: -0.02em;
}

.signal-summary p {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.94rem;
  line-height: 1.78;
}

.start-section {
  padding: 24px;
  display: grid;
  gap: 18px;
}

.start-head {
  gap: 6px;
}

.start-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.start-btn {
  min-height: 64px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 14px;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: var(--shadow-md);
}

.start-btn:hover {
  transform: translateY(-2px);
}

.start-btn.is-active {
  border-color: rgba(255,255,255,0.26);
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.06),
    0 18px 42px rgba(157, 107, 255, 0.28);
}

.start-btn-some {
  background: linear-gradient(135deg, rgba(255,111,176,0.95), rgba(255,88,146,0.95));
  color: #fff;
}

.start-btn-reunion {
  background: linear-gradient(135deg, rgba(157,107,255,0.95), rgba(109,86,231,0.95));
  color: #fff;
}

.start-btn-icon {
  font-size: 1.08rem;
  line-height: 1;
}

.start-btn-text {
  line-height: 1;
}

.start-guides {
  display: grid;
  gap: 12px;
}

.guide-card {
  padding: 18px 18px 19px;
}

.guide-card strong {
  display: block;
  font-size: 0.98rem;
  line-height: 1.5;
  letter-spacing: -0.02em;
}

.guide-card p {
  margin: 8px 0 0;
  color: var(--text-soft);
  font-size: 0.93rem;
  line-height: 1.72;
}

@media (min-width: 768px) {
  .app-shell {
    width: min(calc(100% - 36px), 760px);
  }

  .hero-inner {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
  }

  .example-grid {
    grid-template-columns: 1fr 1fr;
  }

  .start-guides {
    grid-template-columns: 1fr 1fr;
  }
}