/* ── Hero ── */
.hero {
  color: var(--ink);
  padding: 72px 48px 100px;
  background-color: var(--paper-warm);
  background-image:
    radial-gradient(ellipse 90% 70% at 12% -5%, rgba(255, 158, 138, 0.35), transparent 58%),
    radial-gradient(ellipse 75% 60% at 92% 5%, rgba(106, 48, 210, 0.14), transparent 52%),
    radial-gradient(ellipse 65% 45% at 48% 105%, rgba(233, 78, 119, 0.1), transparent 48%);
}
.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}
.hero h1 {
  margin-bottom: 28px;
  max-width: 24ch;
  color: var(--ink);
  line-height: 1.08;
}
@supports (-webkit-background-clip: text) {
  .hero h1 {
    background-image: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
}
.hero-sub {
  font-size: 1.35rem;
  color: #5b5566;
  line-height: 1.75;
  max-width: 54ch;
  margin-bottom: 16px;
}
.hero-note {
  font-size: 0.9375rem;
  color: #8b8399;
}

/* ── Problem ── */
.problem {
  padding: var(--section-pad);
}
.problem-grid {
  display: block;
}
.problem-text h2 {
  margin-bottom: 24px;
  max-width: 24ch;
}
.problem-text p {
  color: #4a4458;
  line-height: 1.78;
  margin-bottom: 20px;
  font-size: 1.125rem;
}
.problem-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 48px;
}
.stat {
  padding: 24px 28px;
  flex: 1;
  min-width: 200px;
  background: #fff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border);
  border-left: 4px solid var(--socio);
}
.stat-label {
  display: block;
  font-size: 0.8125rem;
  color: #8b8399;
  margin-bottom: 4px;
}
.stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 4px;
}
.stat-desc {
  font-size: 0.9rem;
  color: #6b6280;
  line-height: 1.55;
}

/* ── For Who ── */
.for-who {
  padding: var(--section-pad);
  background: linear-gradient(165deg, var(--deep) 0%, var(--deep-mid) 55%, #352060 100%);
  color: #f5f3ff;
}
.for-who h2 {
  color: #fff;
  margin-bottom: 48px;
}
.scenarios {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.scenario {
  padding: 40px;
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(228, 223, 240, 0.6);
}
.scenario h3 {
  color: var(--ink);
  font-size: 1.2rem;
  margin-bottom: 12px;
}
.scenario p {
  color: #5b5566;
  font-size: 1.0625rem;
  line-height: 1.75;
}

/* ── Method ── */
.method {
  padding: var(--section-pad);
}
.method h2 { margin-bottom: 12px; }
.method-intro {
  color: #6b6280;
  line-height: 1.78;
  margin-bottom: 48px;
  max-width: 56ch;
  font-size: 1.125rem;
}
.method-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.method-card {
  background: #fff;
  padding: 36px;
  text-decoration: none;
  color: var(--ink);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border);
  transition: box-shadow var(--ease), transform var(--ease), border-color var(--ease);
}
.method-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
  border-color: rgba(106, 48, 210, 0.25);
}
.method-card h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
}
.method-card p {
  font-size: 1.0625rem;
  color: #6b6280;
  line-height: 1.75;
}
.method-more {
  margin-top: 40px;
}

/* ── Toolkit ── */
.toolkit {
  padding: var(--section-pad);
  border-top: 1px solid var(--border);
  background: linear-gradient(180deg, var(--mist) 0%, var(--paper) 45%);
}
.toolkit-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 56px;
  align-items: start;
}
.toolkit-content .section-label { margin-bottom: 8px; }
.toolkit-content h2 { margin-bottom: 16px; }
.toolkit-content p {
  color: #4a4458;
  line-height: 1.78;
  margin-bottom: 24px;
  font-size: 1.125rem;
}
.toolkit-dims {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.dim {
  font-size: 0.875rem;
  padding: 10px 18px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--border);
  color: #6b6280;
  box-shadow: 0 2px 8px rgba(26, 21, 40, 0.04);
}

/* ── CTA ── */
.cta-final {
  padding: 140px 48px;
  border-top: 1px solid var(--border);
  text-align: center;
  background: radial-gradient(ellipse 80% 120% at 50% 100%, rgba(106, 48, 210, 0.08), transparent 55%),
    var(--paper-warm);
}
.cta-final h2 {
  margin-bottom: 20px;
  max-width: 24ch;
  margin-left: auto;
  margin-right: auto;
}
.cta-final p {
  color: #6b6280;
  line-height: 1.78;
  margin: 0 auto 36px;
  max-width: 48ch;
  font-size: 1.125rem;
}

@media (max-width: 768px) {
  .hero { padding: 48px 20px 72px; }
  .problem { padding: var(--section-pad-mobile); }
  .for-who { padding: var(--section-pad-mobile); }
  .method { padding: var(--section-pad-mobile); }
  .toolkit { padding: var(--section-pad-mobile); }
  .cta-final { padding: 80px 20px; }

  .problem-stats { flex-direction: column; gap: 16px; }
  .stat { min-width: unset; }
  .scenarios { grid-template-columns: 1fr; gap: 16px; }
  .scenario { padding: 28px; }
  .method-grid { grid-template-columns: 1fr; }
  .method-card { padding: 28px; }
  .toolkit-card { grid-template-columns: 1fr; gap: 28px; }
  .toolkit-dims { flex-direction: row; flex-wrap: wrap; }
}