/* ── LumiFlow Theme ── */
:root {
  --bg: #FFFDF8;
  --bg-alt: #FDF5EE;
  --fg: #1A1612;
  --fg-muted: #7A6E65;
  --accent: #E8745A;
  --accent-dark: #C85A3E;
  --surface: #FFFFFF;
  --border: #EAE3DA;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Source Sans 3', system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── Navigation ── */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 2.5rem;
  border-bottom: 1px solid var(--border);
}
.nav-brand {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
}
.nav-tagline {
  font-size: 0.875rem;
  color: var(--fg-muted);
  font-weight: 400;
}

/* ── Section Label ── */
.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

/* ── Hero ── */
.hero {
  padding: 5rem 2.5rem 4rem;
  background: var(--bg);
}
.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.hero-eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.12;
  color: var(--fg);
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}
.hero-sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.65;
  max-width: 42ch;
}
.hero-image-wrap {
  position: relative;
}
.hero-img {
  width: 100%;
  height: 460px;
  object-fit: cover;
  display: block;
  border-radius: 4px;
}
.hero-img-caption {
  margin-top: 0.75rem;
  font-size: 0.78rem;
  color: var(--fg-muted);
  font-style: italic;
}

/* ── Problem ── */
.problem {
  background: var(--bg-alt);
  padding: 5rem 2.5rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.problem-inner {
  max-width: 900px;
  margin: 0 auto;
}
.problem-mark {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}
.mark-line {
  display: block;
  width: 40px;
  height: 2px;
  background: var(--accent);
}
.mark-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}
.problem-headline {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 600;
  line-height: 1.25;
  margin-bottom: 1.5rem;
  color: var(--fg);
}
.problem-body {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 1rem;
}
.problem-body:last-child { margin-bottom: 0; }

/* ── Features ── */
.features {
  padding: 6rem 2.5rem;
  background: var(--bg);
}
.features-header {
  max-width: 1200px;
  margin: 0 auto 4rem;
  text-align: left;
}
.features-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--fg);
}
.features-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem 3rem;
}
.feature-card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.feature-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 4px;
  display: block;
}
.feature-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.feature-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--fg);
  line-height: 1.3;
}
.feature-desc {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ── How ── */
.how {
  background: var(--bg-alt);
  padding: 6rem 2.5rem;
  border-top: 1px solid var(--border);
}
.how-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.how-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 3.5rem;
  line-height: 1.2;
}
.how-steps {
  display: flex;
  align-items: center;
  gap: 0;
}
.step {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.step-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.25;
  line-height: 1;
}
.step-content h3 {
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 0.5rem;
}
.step-content p {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.6;
}
.step-connector {
  width: 60px;
  flex-shrink: 0;
  height: 1px;
  background: var(--border);
  margin: 0 1.5rem;
  align-self: flex-start;
  margin-top: 1.5rem;
}

/* ── Outcomes ── */
.outcomes {
  padding: 6rem 2.5rem;
  background: var(--fg);
  color: var(--bg);
}
.outcomes-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.outcomes-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 600;
  line-height: 1.25;
  color: var(--bg);
  margin-bottom: 1rem;
}
.outcomes-body {
  font-size: 0.95rem;
  color: #C4BAB0;
  line-height: 1.7;
}
.outcomes-body strong { color: var(--accent); }
.outcomes-right {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.stat-block {
  border-left: 2px solid var(--accent);
  padding-left: 1.25rem;
}
.stat-num {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.35rem;
}
.stat-label {
  font-size: 0.85rem;
  color: #A89E95;
  line-height: 1.4;
}

/* ── Closing ── */
.closing {
  padding: 7rem 2.5rem;
  background: var(--bg);
  text-align: left;
}
.closing-inner {
  max-width: 760px;
  margin: 0 auto;
}
.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.5vw, 2.4rem);
  font-weight: 600;
  line-height: 1.2;
  color: var(--fg);
  margin-bottom: 1.25rem;
}
.closing-sub {
  font-size: 1rem;
  color: var(--fg-muted);
  margin-bottom: 3rem;
  line-height: 1.65;
}
.closing-vision {
  border-top: 1px solid var(--border);
  padding-top: 2rem;
}
.closing-vision p {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* ── Footer ── */
.footer {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: 3rem 2.5rem;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}
.footer-brand {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 0.5rem;
}
.footer-tagline {
  font-size: 0.875rem;
  color: var(--fg-muted);
  margin-bottom: 1rem;
}
.footer-copy {
  font-size: 0.75rem;
  color: #B0A89F;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .nav { padding: 1rem 1.5rem; }
  .nav-tagline { display: none; }
  .hero { padding: 3rem 1.5rem 2.5rem; }
  .hero-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero-img { height: 300px; }
  .features { padding: 4rem 1.5rem; }
  .features-grid { grid-template-columns: 1fr; }
  .how-steps { flex-direction: column; }
  .step-connector { width: 1px; height: 30px; margin: 0.5rem 0; }
  .outcomes-inner { grid-template-columns: 1fr; }
  .closing { padding: 4rem 1.5rem; }
  .problem, .how { padding: 4rem 1.5rem; }
}