:root {
  --bg: #fafaf7;
  --bg-alt: #f3f2ee;
  --fg: #1a1a2e;
  --fg-muted: #6b6b7b;
  --accent: #f5a623;
  --accent-dim: #f5a62322;
  --accent-green: #4ade80;
  --accent-purple: #a78bfa;
  --border: #e5e4df;
  --card: #ffffff;
  --radius: 12px;
  --radius-sm: 8px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── NAV ── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 250, 247, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--fg);
  font-family: 'Fraunces', Georgia, serif;
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.3px;
}
.nav-os {
  font-size: 11px;
  background: var(--fg);
  color: var(--bg);
  padding: 1px 5px;
  border-radius: 4px;
  margin-left: 2px;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 700;
  letter-spacing: 0;
}
.nav-tagline {
  font-size: 13px;
  color: var(--fg-muted);
  font-weight: 400;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: 99px;
  text-decoration: none;
  transition: all 0.15s;
  margin-left: 16px;
}

.nav-cta:hover {
  background: #e09520;
  transform: translateY(-1px);
}

/* ── HERO ── */
.hero {
  position: relative;
  overflow: hidden;
  padding: 80px 24px 60px;
  background: var(--bg);
}
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.5;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 40%, transparent 100%);
}
.hero-content {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 20px;
}
.eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.hero-headline {
  font-family: 'Fraunces', Georgia, serif;
  font-size: clamp(40px, 5.5vw, 68px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -2px;
  color: var(--fg);
  margin-bottom: 24px;
}
.hero-headline em {
  font-style: italic;
  color: var(--accent);
}
.hero-sub {
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.65;
  margin-bottom: 36px;
  max-width: 440px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.stat { display: flex; flex-direction: column; }
.stat-number {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--fg);
}
.stat-label { font-size: 11px; color: var(--fg-muted); max-width: 90px; line-height: 1.4; }
.stat-divider { width: 1px; height: 36px; background: var(--border); }

/* Budget Card (hero visual) */
.hero-visual { position: relative; }
.budget-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 4px 32px rgba(0,0,0,0.07), 0 1px 4px rgba(0,0,0,0.04);
}
.budget-card-header { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 16px; }
.budget-label { font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; color: var(--fg-muted); }
.budget-amount { font-family: 'Fraunces', Georgia, serif; font-size: 32px; font-weight: 700; color: var(--fg); }
.budget-bar-wrap { margin-bottom: 20px; }
.budget-bar { height: 8px; background: var(--bg-alt); border-radius: 99px; position: relative; margin-bottom: 8px; }
.budget-bar-fill { height: 100%; background: linear-gradient(90deg, var(--accent), #f7c56e); border-radius: 99px; }
.budget-bar-labels { display: flex; justify-content: space-between; font-size: 11px; color: var(--fg-muted); }
.budget-bar-labels strong { color: var(--fg); }
.budget-stores { display: flex; flex-direction: column; gap: 8px; }
.store-row { display: flex; align-items: center; gap: 10px; padding: 8px 12px; background: var(--bg); border-radius: 8px; }
.store-icon { flex-shrink: 0; }
.store-name { font-size: 13px; font-weight: 500; flex: 1; }
.store-savings { font-size: 13px; font-weight: 600; color: #e05555; }
.store-savings-green { color: var(--accent-green) !important; }

.ai-badge {
  position: absolute;
  bottom: -16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}
.ai-badge-inner {
  background: var(--fg);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 6px 14px;
  border-radius: 99px;
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}
.ai-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-green);
  animation: pulse 1.5s ease-in-out infinite;
}

/* ── SOCIAL PROOF ── */
.social-proof {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 28px 24px;
}
.proof-inner { max-width: 1100px; margin: 0 auto; }
.proof-label { font-size: 13px; color: var(--fg-muted); text-align: center; margin-bottom: 20px; font-weight: 500; }
.store-logos { display: flex; align-items: center; justify-content: center; gap: 12px; flex-wrap: wrap; }
.store-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--fg);
}
.store-badge-more { color: var(--fg-muted); font-weight: 500; }
.proof-accent {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 20px;
  font-size: 12px;
  color: var(--fg-muted);
}

/* ── FEATURES ── */
.features { padding: 100px 24px; max-width: 1100px; margin: 0 auto; }
.features-header { text-align: center; margin-bottom: 64px; }
.features-title {
  font-family: 'Fraunces', Georgia, serif;
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -1.5px;
  color: var(--fg);
  margin-bottom: 16px;
}
.features-sub { font-size: 18px; color: var(--fg-muted); max-width: 500px; margin: 0 auto; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  transition: transform 0.2s, box-shadow 0.2s;
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.08);
}
.feature-icon { margin-bottom: 20px; }
.feature-name {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.5px;
  color: var(--fg);
  margin-bottom: 12px;
  line-height: 1.25;
}
.feature-desc { font-size: 14px; color: var(--fg-muted); line-height: 1.65; }

/* ── HOW IT WORKS ── */
.how-it-works { background: var(--fg); color: var(--bg); padding: 100px 24px; }
.how-header { max-width: 700px; margin: 0 auto 64px; text-align: center; }
.how-title {
  font-family: 'Fraunces', Georgia, serif;
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 700;
  letter-spacing: -1px;
  margin-bottom: 16px;
}
.how-sub { font-size: 17px; color: #aaaab8; }
.steps { max-width: 900px; margin: 0 auto; display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: 16px; align-items: start; }
.step { background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); border-radius: 16px; padding: 28px; }
.step-connector { display: flex; align-items: center; padding-top: 32px; }
.step-number { font-size: 11px; font-weight: 700; letter-spacing: 0.1em; color: var(--accent); margin-bottom: 12px; }
.step-name { font-family: 'Fraunces', Georgia, serif; font-size: 18px; font-weight: 600; margin-bottom: 10px; line-height: 1.3; }
.step-desc { font-size: 14px; color: #aaaab8; margin-bottom: 20px; line-height: 1.6; }
.step-visual { }

/* Budget input mock */
.budget-input { background: rgba(255,255,255,0.08); border-radius: 10px; padding: 16px; }
.input-row { display: flex; justify-content: space-between; align-items: center; padding: 7px 0; border-bottom: 1px solid rgba(255,255,255,0.08); }
.input-row:last-child { border-bottom: none; }
.input-label { font-size: 12px; color: #88899a; }
.input-value { font-size: 13px; font-weight: 600; color: #fff; }
.input-value-highlight { color: var(--accent); }

/* AI list mock */
.ai-list { display: flex; flex-direction: column; gap: 8px; }
.ai-list-item { display: flex; align-items: flex-start; gap: 8px; font-size: 12px; color: #aaaab8; line-height: 1.5; padding: 8px; background: rgba(255,255,255,0.04); border-radius: 6px; }
.ai-list-item svg { flex-shrink: 0; margin-top: 1px; }
.ai-list-item-swap { color: var(--accent-green); }
.ai-list-item-savings { color: var(--accent); }
.ai-list-item-savings strong { color: #fff; }

/* Savings tracker */
.savings-tracker { }
.tracker-month { display: flex; gap: 8px; align-items: flex-end; height: 60px; }
.tracker-bar {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  height: 100%;
  justify-content: flex-end;
  position: relative;
}
.tracker-fill {
  width: 100%;
  background: rgba(255,255,255,0.15);
  border-radius: 4px 4px 0 0;
  transition: height 0.4s;
  min-height: 4px;
}
.tracker-fill-active { background: var(--accent); }
.tracker-label { font-size: 10px; color: #88899a; position: absolute; bottom: -18px; }
.tracker-val { font-size: 10px; color: #88899a; position: absolute; top: -18px; }
.tracker-summary { margin-top: 28px; display: flex; align-items: baseline; gap: 8px; }
.tracker-big { font-family: 'Fraunces', Georgia, serif; font-size: 28px; font-weight: 700; color: var(--accent); }
.tracker-sub { font-size: 12px; color: #88899a; }

/* ── VISION ── */
.vision { padding: 100px 24px; background: linear-gradient(180deg, var(--bg) 0%, var(--bg-alt) 100%); }
.vision-inner { max-width: 800px; margin: 0 auto; }
.vision-badge { display: inline-flex; align-items: center; gap: 6px; background: var(--accent-dim); color: var(--accent); font-size: 12px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; padding: 6px 12px; border-radius: 99px; margin-bottom: 28px; }
.vision-headline {
  font-family: 'Fraunces', Georgia, serif;
  font-size: clamp(32px, 4.5vw, 54px);
  font-weight: 700;
  letter-spacing: -1.5px;
  line-height: 1.12;
  color: var(--fg);
  margin-bottom: 28px;
}
.vision-headline em { font-style: italic; color: var(--accent); }
.vision-body { font-size: 17px; color: var(--fg-muted); line-height: 1.75; margin-bottom: 20px; }
.vision-pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px; }
.pillar { display: flex; gap: 16px; align-items: flex-start; }
.pillar-icon { flex-shrink: 0; margin-top: 2px; }
.pillar-text { display: flex; flex-direction: column; gap: 4px; }
.pillar-text strong { font-size: 14px; font-weight: 700; color: var(--fg); }
.pillar-text span { font-size: 13px; color: var(--fg-muted); line-height: 1.5; }

/* ── CLOSING ── */
.closing { background: var(--fg); color: var(--bg); padding: 100px 24px; text-align: center; }
.closing-inner { max-width: 700px; margin: 0 auto; }
.closing-orb {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
  margin: 0 auto 32px;
  animation: orb-pulse 3s ease-in-out infinite;
}
@keyframes orb-pulse {
  0%, 100% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.15); opacity: 1; }
}
.closing-headline {
  font-family: 'Fraunces', Georgia, serif;
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -1.5px;
  line-height: 1.1;
  margin-bottom: 20px;
  color: #fff;
}
.closing-sub { font-size: 17px; color: #aaaab8; line-height: 1.7; margin-bottom: 36px; }
.closing-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  padding: 14px 20px;
  font-size: 14px;
  color: #aaaab8;
  text-align: left;
}
.closing-tag strong { color: #fff; }

/* ── FOOTER ── */
.footer { background: #111120; color: #88899a; padding: 56px 24px 32px; }
.footer-inner { max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: 1fr 2fr; gap: 64px; margin-bottom: 48px; }
.footer-logo { display: flex; align-items: center; gap: 10px; color: var(--bg); font-family: 'Fraunces', Georgia, serif; font-size: 16px; font-weight: 600; margin-bottom: 12px; }
.footer-desc { font-size: 13px; line-height: 1.6; max-width: 260px; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col-head { font-size: 11px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: #aaaab8; margin-bottom: 4px; }
.footer-link { font-size: 14px; color: #88899a; text-decoration: none; transition: color 0.2s; }
.footer-link:hover { color: var(--bg); }
.footer-link-muted { cursor: default; }
.footer-bottom {
  max-width: 1100px;
  margin: 0 auto;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: #666677;
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .hero-content { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { max-width: 440px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .vision-pillars { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .step-connector { display: none; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-links { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .hero { padding: 56px 20px 40px; }
  .hero-headline { font-size: 40px; letter-spacing: -1px; }
  .features { padding: 64px 20px; }
  .features-grid { grid-template-columns: 1fr; }
  .how-it-works { padding: 64px 20px; }
  .vision { padding: 64px 20px; }
  .closing { padding: 64px 20px; }
  .nav-tagline { display: none; }
  .hero-stats { gap: 16px; }
  .stat-divider { display: none; }
  .footer-links { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; }
}