/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Exact app colors from Colors.swift */
  --bg0:  #0A0A0A;
  --bg1:  #121212;
  --bg2:  #1A1A1A;
  --bg3:  #242424;
  --line: #2A2A2A;
  --text0: #F5F5F5;
  --text1: #B5B5B5;
  --text2: #707070;
  --text3: #4A4A4A;
  --accent:   #D4FF4F;   /* lime — primary brand color */
  --positive: #4FE585;   /* green */
  --warn:     #FFB454;   /* orange */
  --danger:   #FF6B6B;
  /* category colors from Category.swift */
  --cat-meals:    #FF8A4C;
  --cat-travel:   #5EB3FF;
  --cat-software: #B084FF;
  --cat-supplies: #4FE585;
  --cat-shipping: #FFD24C;
  --cat-health:   #FF6B9C;
  --cat-other:    #888888;
  --radius: 18px;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg0);
  color: var(--text0);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

/* ─────────── NAV ─────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(10,10,10,0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  max-width: 1100px; margin: 0 auto;
  padding: 0 24px; height: 60px;
  display: flex; align-items: center; gap: 32px;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 17px; font-weight: 700; letter-spacing: -0.3px;
  color: var(--text0); text-decoration: none;
}
.nav-logo:hover { opacity: .85; }
.nav-icon { width: 28px; height: 28px; border-radius: 7px; }
.nav-links { display: flex; gap: 28px; margin-left: auto; }
.nav-links a { font-size: 14px; color: var(--text1); transition: color .2s; }
.nav-links a:hover { color: var(--text0); }
.btn-nav {
  font-size: 13px; font-weight: 700; color: #000;
  background: var(--accent); padding: 8px 18px;
  border-radius: 20px; transition: opacity .2s; white-space: nowrap;
}
.btn-nav:hover { opacity: .85; }

/* ─────────── HERO ─────────── */
.hero { padding: 120px 24px 80px; overflow: hidden; }
.hero-inner {
  max-width: 1100px; margin: 0 auto;
  display: flex; align-items: center; gap: 64px;
}
.hero-text { flex: 1; }

.badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 700; letter-spacing: 0.7px;
  text-transform: uppercase; color: var(--accent);
  background: rgba(212,255,79,0.08);
  border: 1px solid rgba(212,255,79,0.2);
  padding: 6px 14px; border-radius: 20px; margin-bottom: 22px;
}

h1 {
  font-size: clamp(38px, 5vw, 62px);
  font-weight: 800; letter-spacing: -2px; line-height: 1.06;
  margin-bottom: 22px;
}
.accent { color: var(--accent); }

.hero-sub {
  font-size: 18px; color: var(--text1); line-height: 1.7;
  max-width: 500px; margin-bottom: 36px;
}

.btn-primary {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--text0); color: #000;
  font-size: 16px; font-weight: 700;
  padding: 15px 26px; border-radius: 14px;
  transition: transform .2s, opacity .2s;
}
.btn-primary:hover { transform: translateY(-2px); opacity: .92; }

.hero-stats {
  display: flex; align-items: center; gap: 24px; margin-top: 44px;
}
.stat { text-align: center; }
.stat-num {
  display: block; font-size: 20px; font-weight: 800;
  color: var(--accent); letter-spacing: -0.5px;
}
.stat-label { display: block; font-size: 12px; color: var(--text2); margin-top: 2px; }
.stat-divider { width: 1px; height: 34px; background: var(--line); }

/* ── Phone frames ── */
.phones-row {
  display: flex; gap: 16px; align-items: flex-end; flex-shrink: 0;
}

.phone-wrap { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.phone-label {
  font-size: 10px; font-weight: 600; letter-spacing: 0.5px;
  text-transform: uppercase; color: var(--text3);
}

.phone-frame {
  background: var(--bg1);
  border-radius: 40px;
  border: 1.5px solid var(--line);
  padding: 12px;
  box-shadow: 0 32px 64px rgba(0,0,0,0.7), 0 0 0 1px rgba(255,255,255,0.04);
  position: relative;
}
.phone-frame::before {
  content: '';
  position: absolute; top: 12px; left: 50%;
  transform: translateX(-50%);
  width: 60px; height: 5px;
  background: var(--bg3); border-radius: 3px;
}

.phone-main { width: 240px; height: 480px; }
.phone-secondary { width: 200px; height: 400px; margin-bottom: 20px; }

.phone-screen {
  width: 100%; height: 100%;
  background: var(--bg0);
  border-radius: 30px; overflow: hidden;
  padding: 26px 14px 14px;
}

/* ── Home screen mockup ── */
.mock-home { display: flex; flex-direction: column; gap: 12px; }

.mock-topbar {
  display: flex; justify-content: space-between; align-items: center;
}
.mock-greeting { font-size: 10px; color: var(--text2); }
.mock-name { font-size: 13px; font-weight: 700; color: var(--text0); margin-top: 1px; }

.mock-icon-btn {
  width: 24px; height: 24px;
  background: var(--bg2); border: 1px solid var(--line);
  border-radius: 8px; display: flex; align-items: center; justify-content: center;
}
.mock-icon-btn svg { width: 12px; height: 12px; fill: var(--text2); }

.mock-hero-card {
  background: var(--bg1);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px;
}
.mock-hero-label { font-size: 9px; color: var(--text2); letter-spacing: 0.5px; text-transform: uppercase; }
.mock-hero-amount {
  font-size: 26px; font-weight: 800; letter-spacing: -1px;
  color: var(--text0); margin: 3px 0;
}
.mock-hero-pills { display: flex; gap: 5px; flex-wrap: wrap; margin-top: 6px; }
.mock-chip {
  font-size: 9px; font-weight: 600; padding: 3px 8px;
  border-radius: 8px; white-space: nowrap;
}
.chip-lime { background: rgba(212,255,79,0.12); color: var(--accent); }
.chip-green { background: rgba(79,229,133,0.12); color: var(--positive); }
.chip-orange { background: rgba(255,180,84,0.12); color: var(--warn); }

.mock-section-title { font-size: 10px; font-weight: 700; color: var(--text2); letter-spacing: 0.3px; }

.mock-cat-list { display: flex; flex-direction: column; gap: 7px; }
.mock-cat-row {
  display: flex; align-items: center; gap: 7px;
  background: var(--bg1); border: 1px solid var(--line);
  border-radius: 11px; padding: 8px 10px;
}
.mock-dot { width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0; }
.mock-cat-name { font-size: 10px; color: var(--text0); font-weight: 500; flex: 1; }
.mock-cat-amt { font-size: 10px; font-weight: 700; color: var(--text0); font-variant-numeric: tabular-nums; }
.mock-bar-track {
  width: 100%; height: 3px;
  background: var(--bg3); border-radius: 2px; margin-top: 4px;
}
.mock-bar-fill { height: 100%; border-radius: 2px; }

/* ── Analytics screen mockup ── */
.mock-analytics { display: flex; flex-direction: column; gap: 10px; }
.mock-screen-title { font-size: 14px; font-weight: 800; color: var(--text0); letter-spacing: -0.5px; }
.mock-seg {
  display: flex; gap: 3px;
  background: var(--bg2); border-radius: 9px; padding: 3px;
}
.mock-seg-item {
  flex: 1; text-align: center;
  font-size: 9px; font-weight: 600;
  padding: 4px 0; border-radius: 7px; color: var(--text2);
}
.mock-seg-item.active { background: var(--bg3); color: var(--text0); }

.mock-total-row { display: flex; justify-content: space-between; align-items: baseline; }
.mock-big-num { font-size: 22px; font-weight: 800; letter-spacing: -1px; color: var(--text0); }
.mock-period { font-size: 9px; color: var(--text2); }

.mock-chart { display: flex; align-items: flex-end; gap: 4px; height: 56px; margin: 4px 0; }
.mock-bar {
  flex: 1; border-radius: 3px 3px 0 0;
  background: var(--bg3);
}
.mock-bar.accent { background: var(--accent); }
.mock-bar.dim { background: var(--bg3); }

.mock-donut-row { display: flex; align-items: center; gap: 10px; }
.mock-donut {
  width: 52px; height: 52px; flex-shrink: 0;
  border-radius: 50%;
  background: conic-gradient(
    var(--cat-software) 0% 30%,
    var(--cat-meals) 30% 52%,
    var(--cat-travel) 52% 70%,
    var(--bg3) 70% 100%
  );
  display: flex; align-items: center; justify-content: center;
}
.mock-donut-hole {
  width: 32px; height: 32px;
  background: var(--bg0); border-radius: 50%;
}
.mock-legend { display: flex; flex-direction: column; gap: 4px; }
.mock-legend-row { display: flex; align-items: center; gap: 5px; font-size: 9px; color: var(--text1); }
.mock-legend-dot { width: 6px; height: 6px; border-radius: 50%; }

/* ── AI screen mockup ── */
.mock-ai-screen { display: flex; flex-direction: column; gap: 10px; }
.mock-ai-header { display: flex; align-items: center; gap: 6px; }
.mock-sparkle { font-size: 13px; }
.mock-ai-title-text { font-size: 13px; font-weight: 700; color: var(--text0); }
.mock-ai-sub { font-size: 9px; color: var(--text2); }

.mock-ai-pills {
  display: flex; gap: 5px; overflow: hidden;
}
.mock-ai-pill {
  font-size: 8px; color: var(--text1);
  background: var(--bg2); border: 1px solid var(--line);
  padding: 4px 8px; border-radius: 10px; white-space: nowrap;
}

.mock-bubble { font-size: 9px; line-height: 1.5; padding: 7px 10px; border-radius: 10px; max-width: 88%; }
.mock-bubble.user {
  background: var(--accent); color: #000; font-weight: 600;
  margin-left: auto; border-radius: 10px 10px 3px 10px; align-self: flex-end;
}
.mock-bubble.ai {
  background: var(--bg2); color: var(--text0);
  border: 1px solid var(--line);
  border-radius: 10px 10px 10px 3px;
}
.mock-ai-bubbles { display: flex; flex-direction: column; gap: 7px; }

.mock-stat-card {
  background: var(--bg2); border: 1px solid var(--line);
  border-radius: 10px; padding: 8px 10px; margin-top: 2px;
}
.mock-stat-label { font-size: 8px; color: var(--text2); letter-spacing: 0.3px; text-transform: uppercase; }
.mock-stat-value { font-size: 16px; font-weight: 800; color: var(--accent); letter-spacing: -0.5px; }
.mock-stat-sub { font-size: 8px; color: var(--text2); margin-top: 1px; }

/* ─────────── FEATURES ─────────── */
.features { padding: 100px 24px; background: var(--bg1); }
.section-inner { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.section-label {
  font-size: 12px; font-weight: 700; letter-spacing: 1px;
  text-transform: uppercase; color: var(--accent); margin-bottom: 14px;
}
h2 {
  font-size: clamp(28px, 4vw, 46px); font-weight: 800;
  letter-spacing: -1.5px; line-height: 1.1; margin-bottom: 14px;
}
.section-sub { font-size: 18px; color: var(--text1); margin-bottom: 52px; }

.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }

.feature-card {
  background: var(--bg0); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 26px;
  transition: border-color .2s, transform .2s;
}
.feature-card:hover { border-color: rgba(212,255,79,0.3); transform: translateY(-3px); }
.feature-icon { font-size: 26px; margin-bottom: 14px; }
.feature-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 9px; letter-spacing: -0.3px; }
.feature-card p { font-size: 14px; color: var(--text1); line-height: 1.65; }

/* ─────────── HOW IT WORKS ─────────── */
.how-it-works { padding: 100px 24px; }
.steps { display: flex; flex-direction: column; max-width: 640px; margin-top: 52px; }
.step { display: flex; gap: 24px; align-items: flex-start; }
.step-num {
  font-size: 12px; font-weight: 800; color: var(--accent);
  letter-spacing: 0.5px; padding-top: 4px; min-width: 24px;
}
.step-content h3 { font-size: 19px; font-weight: 700; margin-bottom: 7px; letter-spacing: -0.3px; }
.step-content p { font-size: 15px; color: var(--text1); line-height: 1.65; }
.step-connector {
  width: 1px; height: 36px; background: var(--line);
  margin-left: 12px; margin-top: 6px; margin-bottom: 6px;
}

/* ─────────── WHO IT'S FOR ─────────── */
.for-who { padding: 100px 24px; background: var(--bg1); }
.who-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 48px; }
.who-card {
  background: var(--bg0); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 22px;
}
.who-icon { font-size: 26px; margin-bottom: 12px; }
.who-card h3 { font-size: 15px; font-weight: 700; margin-bottom: 7px; }
.who-card p { font-size: 13px; color: var(--text1); line-height: 1.6; }

/* ─────────── DOWNLOAD ─────────── */
.download {
  padding: 100px 24px;
  background: radial-gradient(ellipse at 50% 100%, rgba(212,255,79,0.07) 0%, transparent 65%);
}
.download-inner { display: flex; align-items: center; gap: 80px; }

.download-text h2 { margin-bottom: 16px; }
.download-text > p { font-size: 18px; color: var(--text1); margin-bottom: 32px; }

.btn-appstore {
  display: inline-flex; align-items: center; gap: 14px;
  background: var(--text0); color: #000;
  padding: 13px 22px; border-radius: 14px;
  transition: transform .2s, opacity .2s; margin-bottom: 20px;
}
.btn-appstore:hover { transform: translateY(-2px); opacity: .9; }
.btn-appstore-sub { font-size: 11px; font-weight: 500; opacity: .65; }
.btn-appstore-main { font-size: 19px; font-weight: 700; letter-spacing: -0.3px; }

.disclaimer { font-size: 11px; color: var(--text3); line-height: 1.65; max-width: 420px; }

/* ─────────── FOOTER ─────────── */
footer { padding: 44px 24px; border-top: 1px solid var(--line); }
.footer-inner {
  max-width: 1100px; margin: 0 auto;
  display: flex; flex-direction: column; align-items: center; gap: 18px; text-align: center;
}
.footer-logo { display: flex; align-items: center; gap: 10px; font-size: 15px; font-weight: 700; color: var(--text0); text-decoration: none; }
.footer-logo:hover { opacity: .85; }
.footer-links { display: flex; gap: 26px; }
.footer-links a { font-size: 14px; color: var(--text1); transition: color .2s; }
.footer-links a:hover { color: var(--text0); }
.footer-copy { font-size: 12px; color: var(--text3); }

/* ─────────── RESPONSIVE ─────────── */
@media (max-width: 960px) {
  .hero-inner { flex-direction: column; text-align: center; }
  .hero-sub { margin: 0 auto 36px; }
  .hero-stats { justify-content: center; }
  .phones-row { order: -1; justify-content: center; }
  .phone-secondary { display: none; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .who-grid { grid-template-columns: repeat(2, 1fr); }
  .download-inner { flex-direction: column; text-align: center; }
  .download-text > p { margin: 0 auto 32px; }
  .disclaimer { margin: 0 auto; }
}

@media (max-width: 600px) {
  .nav-links { display: none; }
  .features-grid { grid-template-columns: 1fr; }
  .who-grid { grid-template-columns: 1fr; }
  h1 { letter-spacing: -1.5px; }
}