/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #FAF8F5;
  --bg-alt: #F2EDE5;
  --fg: #1A1A1A;
  --fg-muted: #6B6560;
  --accent: #C4673D;
  --accent-light: #E8A889;
  --border: #E0D9CF;
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ===== NAV ===== */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 48px;
  border-bottom: 1px solid var(--border);
}

.nav-brand {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.02em;
}

.nav-tagline {
  font-size: 13px;
  color: var(--fg-muted);
  font-style: italic;
  font-family: var(--font-display);
}

/* ===== HERO ===== */
.hero {
  padding: 80px 48px 96px;
  border-bottom: 1px solid var(--border);
}

.hero-inner {
  max-width: 1140px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.hero-eyebrow {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 20px;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(36px, 4.5vw, 58px);
  font-weight: 500;
  line-height: 1.1;
  color: var(--fg);
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 460px;
}

/* ===== HERO MOCK PLANNER ===== */
.hero-visual {
  display: flex;
  justify-content: center;
}

.planner-mock {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  width: 340px;
  overflow: hidden;
  box-shadow: 0 8px 48px rgba(26, 26, 26, 0.10), 0 1px 3px rgba(26, 26, 26, 0.06);
}

.mock-header {
  background: var(--fg);
  color: #fff;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.mock-dots {
  display: flex;
  gap: 5px;
}

.mock-dots span {
  display: block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
}

.mock-label {
  font-size: 11px;
  letter-spacing: 0.08em;
  font-family: 'DM Sans', sans-serif;
  color: rgba(255,255,255,0.7);
}

.mock-body {
  padding: 24px 22px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.mock-section-label {
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 10px;
}

.mock-goal {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.mock-goal-bar {
  height: 6px;
  background: var(--accent-light);
  border-radius: 3px;
  flex: 1;
}

.mock-goal span {
  font-size: 11px;
  color: var(--fg);
  white-space: nowrap;
}

.mock-divider {
  height: 1px;
  background: var(--border);
}

.mock-day {
  font-size: 11px;
  color: var(--fg-muted);
  padding: 5px 0;
  border-bottom: 1px solid var(--bg-alt);
}

.mock-day.done {
  color: var(--accent);
  text-decoration: line-through;
  opacity: 0.6;
}

.mock-day.active {
  color: var(--fg);
  font-weight: 500;
}

/* ===== FEATURES ===== */
.features {
  padding: 96px 48px;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
}

.features-inner {
  max-width: 1140px;
  margin: 0 auto;
}

.features-header {
  margin-bottom: 64px;
}

.section-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 12px;
}

.features-header h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 42px);
  font-weight: 500;
  color: var(--fg);
  letter-spacing: -0.02em;
  max-width: 560px;
  line-height: 1.15;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.feature-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px 28px 32px;
}

.feature-icon {
  margin-bottom: 16px;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 500;
  color: var(--fg);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.feature-card p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ===== MANIFESTO ===== */
.manifesto {
  padding: 96px 48px;
  border-bottom: 1px solid var(--border);
}

.manifesto-inner {
  max-width: 760px;
  margin: 0 auto;
}

blockquote {
  font-family: var(--font-display);
  font-size: clamp(26px, 3.5vw, 40px);
  font-weight: 400;
  font-style: italic;
  color: var(--fg);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 32px;
  position: relative;
}

blockquote::before {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background: var(--accent);
  margin-bottom: 28px;
}

.manifesto-body {
  font-size: 16px;
  color: var(--fg-muted);
  line-height: 1.8;
}

/* ===== CLOSER ===== */
.closer {
  padding: 96px 48px 112px;
  background: var(--fg);
}

.closer-inner {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}

.closer h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 500;
  color: var(--bg);
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 20px;
}

.closer p {
  font-size: 17px;
  color: rgba(250, 248, 245, 0.65);
  margin-bottom: 40px;
  line-height: 1.7;
}

.closer-stamp {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 13px;
  font-style: italic;
  color: var(--accent-light);
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 20px;
  letter-spacing: 0.06em;
}

/* ===== FOOTER ===== */
.footer {
  padding: 48px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1140px;
  margin: 0 auto;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 8px;
}

.footer-desc {
  font-size: 13px;
  color: var(--fg-muted);
  margin-bottom: 16px;
}

.footer-copy {
  font-size: 12px;
  color: var(--border);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .nav { padding: 20px 24px; }
  .hero { padding: 56px 24px 64px; }
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { display: none; }
  .features { padding: 64px 24px; }
  .features-grid { grid-template-columns: 1fr 1fr; }
  .manifesto { padding: 64px 24px; }
  .closer { padding: 64px 24px 80px; }
  .footer { padding: 40px 24px; }
}

@media (max-width: 600px) {
  .features-grid { grid-template-columns: 1fr; }
  .hero-headline { font-size: 32px; }
}