:root {
  --ink: #1C1B19;
  --cream: #F5F0E8;
  --copper: #C75D3A;
  --copper-dark: #a84a2c;
  --sage: #5B6B5B;
  --white: #FFFFFF;
  --line: rgba(28, 27, 25, 0.12);
  --font-display: 'Fraunces', serif;
  --font-body: 'Inter', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--cream);
  color: var(--ink);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

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

.grain-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(245, 240, 232, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.logo svg { color: var(--copper); flex-shrink: 0; }

nav { display: flex; align-items: center; gap: 32px; }
nav a:not(.nav-cta) {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--ink);
  opacity: 0.75;
  transition: opacity 0.15s;
}
nav a:not(.nav-cta):hover { opacity: 1; }

.nav-cta {
  background: var(--ink);
  color: var(--cream);
  padding: 9px 18px;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 600;
  transition: background 0.15s;
}
.nav-cta:hover { background: var(--copper); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 4px;
  font-size: 15px;
  font-weight: 600;
  font-family: var(--font-body);
  border: none;
  cursor: pointer;
  transition: all 0.15s;
  text-align: center;
}
.btn-primary { background: var(--copper); color: var(--white); }
.btn-primary:hover { background: var(--copper-dark); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--ink); border: 1.5px solid var(--line); }
.btn-ghost:hover { border-color: var(--ink); }
.btn-secondary { background: var(--sage); color: var(--white); }
.btn-secondary:hover { opacity: 0.88; }
.btn-block { width: 100%; padding: 16px; font-size: 16px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Eyebrow / headings */
.eyebrow {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--copper);
  margin-bottom: 14px;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}

/* Hero */
.hero { padding: 64px 0 80px; overflow: hidden; }
.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}
.hero h1 {
  font-size: 52px;
  line-height: 1.08;
  margin-bottom: 22px;
}
.hero h1 .accent { color: var(--copper); font-style: italic; }
.hero-sub {
  font-size: 18px;
  line-height: 1.6;
  color: var(--ink);
  opacity: 0.75;
  max-width: 480px;
  margin-bottom: 32px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-visual { position: relative; }
.miter-svg { width: 100%; max-width: 400px; display: block; margin: 0 auto; }
.miter-left { transform: translateX(-12px); transition: transform 1.2s cubic-bezier(0.16,1,0.3,1); }
.miter-right { transform: translateX(12px); transition: transform 1.2s cubic-bezier(0.16,1,0.3,1); }
.hero-visual.in-view .miter-left,
.miter-left.settled { transform: translateX(0); }
.hero-visual.in-view .miter-right,
.miter-right.settled { transform: translateX(0); }
.miter-seam { opacity: 0; transition: opacity 0.6s ease 1s; }
.hero-visual.in-view .miter-seam { opacity: 1; }
.visual-caption {
  text-align: center;
  font-size: 13px;
  color: var(--ink);
  opacity: 0.5;
  margin-top: 12px;
  max-width: 320px;
  margin-left: auto;
  margin-right: auto;
}

/* Problem strip */
.problem-strip {
  background: var(--ink);
  color: var(--cream);
  padding: 48px 0;
}
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.problem-item { text-align: center; }
.problem-num {
  display: block;
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 600;
  color: var(--copper);
  margin-bottom: 8px;
}
.problem-item p { font-size: 14.5px; opacity: 0.8; max-width: 220px; margin: 0 auto; }

/* How it works */
.how { padding: 96px 0; }
.how h2 { font-size: 36px; margin-bottom: 56px; max-width: 600px; }
.how-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.how-mark {
  display: inline-block;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--sage);
  margin-bottom: 14px;
}
.how-step h3 { font-size: 22px; margin-bottom: 10px; }
.how-step p { font-size: 15px; opacity: 0.75; line-height: 1.6; }

/* Estimator section */
.estimate-section { padding: 0 0 96px; }
.estimate-section h2 { font-size: 36px; margin-bottom: 32px; }

.estimator-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 36px;
  max-width: 640px;
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 22px; }
.form-group { margin-bottom: 22px; }
.form-group label {
  display: block;
  font-size: 13.5px;
  font-weight: 600;
  margin-bottom: 8px;
}
.form-group .optional { font-weight: 400; opacity: 0.55; }

input[type="text"], input[type="email"], select, textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--line);
  border-radius: 4px;
  font-family: var(--font-body);
  font-size: 15px;
  background: var(--white);
  color: var(--ink);
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--copper);
}
textarea { resize: vertical; }

input[type="range"] {
  width: 100%;
  margin-top: 4px;
  accent-color: var(--copper);
}

.finish-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.finish-btn {
  padding: 14px 10px;
  border: 1.5px solid var(--line);
  border-radius: 4px;
  background: var(--cream);
  cursor: pointer;
  text-align: left;
  transition: all 0.15s;
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.finish-btn strong { font-size: 13.5px; }
.finish-btn span { font-size: 11.5px; opacity: 0.65; }
.finish-btn:hover { border-color: var(--copper); }
.finish-btn.active {
  border-color: var(--copper);
  background: rgba(199, 93, 58, 0.08);
}

.error-msg { color: #B3261E; font-size: 13.5px; margin-top: 10px; min-height: 0; }
.disclaimer { font-size: 12.5px; opacity: 0.55; margin-top: 16px; line-height: 1.5; }

/* Results */
.loading { text-align: center; padding: 48px 0; font-size: 15px; opacity: 0.7; }
.loading::after { content: ''; display: inline-block; width: 1px; }

.result-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 28px; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.result-meta-label { font-size: 12.5px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; color: var(--sage); margin-bottom: 4px; }
.result-meta-sub { font-size: 13px; opacity: 0.6; }

.result-block { margin-bottom: 28px; }
.result-block h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-body);
}

.cost-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.cost-card { background: var(--cream); border-radius: 6px; padding: 16px; text-align: center; }
.cost-card .tier { font-size: 11.5px; opacity: 0.6; margin-bottom: 6px; }
.cost-card .amount { font-family: var(--font-display); font-size: 22px; font-weight: 600; }
.cost-card.mid { background: rgba(199, 93, 58, 0.1); }
.cost-card.mid .amount { color: var(--copper); }

.trade-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 8px;
  padding: 9px 0;
  border-bottom: 1px solid var(--line);
  font-size: 13.5px;
  align-items: center;
}
.trade-head { font-size: 11.5px; opacity: 0.55; font-weight: 600; padding-bottom: 8px; border-bottom: 1px solid var(--line); }
.trade-row span:not(:first-child), .trade-head span:not(:first-child) { text-align: right; }
.trade-row .mid-val { color: var(--copper); font-weight: 600; }

.result-prose { font-size: 14.5px; opacity: 0.85; line-height: 1.7; }

.risk-badges { display: flex; flex-wrap: wrap; gap: 8px; }
.risk-badge {
  font-size: 12.5px;
  padding: 6px 12px;
  border-radius: 20px;
  background: rgba(199, 93, 58, 0.1);
  color: var(--copper-dark);
}

.info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.info-box { background: var(--cream); border-radius: 6px; padding: 14px; }
.info-box-label { font-size: 11.5px; opacity: 0.6; margin-bottom: 5px; font-weight: 600; }
.info-box-text { font-size: 13.5px; }

/* Trades section */
.trades-section { background: var(--ink); color: var(--cream); padding: 88px 0; }
.trades-inner { display: grid; grid-template-columns: 1.3fr 0.7fr; gap: 48px; align-items: center; }
.trades-section h2 { color: var(--cream); font-size: 32px; margin-bottom: 18px; max-width: 480px; }
.trades-copy { font-size: 15.5px; opacity: 0.75; line-height: 1.65; max-width: 460px; margin-bottom: 28px; }
.trades-visual { display: flex; justify-content: center; }

/* Footer */
.site-footer { padding: 40px 0; border-top: 1px solid var(--line); }
.footer-inner { display: flex; justify-content: space-between; align-items: flex-start; gap: 32px; }
.footer-logo { font-size: 17px; }
.footer-inner p { font-size: 13px; opacity: 0.6; margin-top: 4px; }
.footer-disclaimer { max-width: 380px; text-align: right; }

/* Responsive */
@media (max-width: 860px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero h1 { font-size: 38px; }
  .how-steps { grid-template-columns: 1fr; gap: 32px; }
  .problem-grid { grid-template-columns: 1fr; gap: 28px; }
  .trades-inner { grid-template-columns: 1fr; text-align: left; }
  .trades-visual { display: none; }
  .form-row { grid-template-columns: 1fr; }
  .finish-grid { grid-template-columns: 1fr; }
  .cost-grid { grid-template-columns: 1fr; }
  .trade-row { grid-template-columns: 1.5fr 1fr 1fr 1fr; font-size: 12px; }
  .info-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; }
  .footer-disclaimer { text-align: left; }
  nav { gap: 16px; }
  nav a:not(.nav-cta) { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .miter-left, .miter-right, .miter-seam { transition: none !important; }
}