/* ==========================================
   DEALSTACK — Landing Page Stylesheet
   AI Operating System for Real Estate Wholesalers
   ========================================== */

:root {
  --bg: #08080C;
  --bg-card: #0F0F14;
  --bg-card-hover: #141419;
  --border: rgba(255, 255, 255, 0.07);
  --border-amber: rgba(245, 158, 11, 0.3);
  --fg: #F0EDE6;
  --fg-dim: rgba(240, 237, 230, 0.55);
  --fg-muted: rgba(240, 237, 230, 0.35);
  --amber: #F59E0B;
  --amber-dim: rgba(245, 158, 11, 0.12);
  --amber-border: rgba(245, 158, 11, 0.25);
  --section-pad: 120px 0;
  --container: 1200px;
  --radius: 10px;
  --radius-sm: 6px;
}

*, *::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: 'DM Sans', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: rgba(245,158,11,0.3); border-radius: 3px; }

/* NAV */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 40px;
  height: 64px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(20px);
  background: rgba(8, 8, 12, 0.85);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; width: 100%; max-width: var(--container); margin: 0 auto; }
.nav-logo { display: flex; align-items: center; gap: 10px; }
.logo-mark { display: flex; gap: 3px; align-items: flex-end; height: 22px; }
.logo-bar { width: 5px; background: var(--amber); border-radius: 1px; }
.logo-bar:nth-child(1) { height: 100%; }
.logo-bar:nth-child(2) { height: 70%; }
.logo-bar:nth-child(3) { height: 45%; }
.logo-name { font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 1.05rem; letter-spacing: -0.01em; }
.nav-tag { font-size: 0.75rem; color: var(--fg-muted); letter-spacing: 0.05em; text-transform: uppercase; }
.nav-links { display: flex; align-items: center; gap: 24px; }
.nav-link { font-size: 0.82rem; color: var(--fg-dim); text-decoration: none; transition: color 0.2s; }
.nav-link:hover { color: var(--fg); }
.nav-cta {
  background: var(--amber);
  color: #000;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 8px 18px;
  border-radius: 100px;
  text-decoration: none;
  transition: all 0.2s;
}
.nav-cta:hover { background: #FBBF24; }

/* HERO */
.hero {
  min-height: 100vh;
  padding: 140px 40px 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  max-width: var(--container);
  margin: 0 auto;
  position: relative;
}
.hero-bg { display: none; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--amber-dim);
  border: 1px solid var(--amber-border);
  border-radius: 100px;
  font-size: 0.75rem;
  color: var(--amber);
  letter-spacing: 0.03em;
  margin-bottom: 28px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 500;
}
.badge-dot { width: 6px; height: 6px; background: var(--amber); border-radius: 50%; animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }
.hero-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.8rem, 5vw, 4.2rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}
.hero-lede {
  font-size: 1.05rem;
  color: var(--fg-dim);
  line-height: 1.7;
  max-width: 520px;
  margin-bottom: 48px;
}
.hero-proof {
  display: flex;
  align-items: center;
  gap: 28px;
}
.proof-item { display: flex; flex-direction: column; gap: 2px; }
.proof-num { font-family: 'Space Grotesk', sans-serif; font-size: 1.8rem; font-weight: 700; color: var(--amber); }
.proof-label { font-size: 0.72rem; color: var(--fg-muted); text-transform: uppercase; letter-spacing: 0.05em; }
.proof-div { width: 1px; height: 40px; background: var(--border); }

/* HERO VISUAL — STACK CARD + MODULES */
.hero-visual { display: flex; flex-direction: column; gap: 20px; }
.stack-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  position: relative;
}
.stack-card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(245,158,11,0.2), transparent 50%);
  pointer-events: none;
}
.stack-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.stack-dots { display: flex; gap: 5px; }
.stack-dots span { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,0.12); }
.stack-dots span:nth-child(1) { background: #FF5F57; }
.stack-dots span:nth-child(2) { background: #FEBC2E; }
.stack-dots span:nth-child(3) { background: #28C840; }
.stack-label { font-family: 'Space Grotesk', sans-serif; font-size: 0.75rem; color: var(--fg-dim); }
.stack-calc { display: flex; flex-direction: column; gap: 8px; }
.calc-row { display: flex; justify-content: space-between; align-items: center; font-size: 0.8rem; color: var(--fg-dim); }
.calc-val { font-family: 'Space Grotesk', sans-serif; font-weight: 600; }
.calc-divider { height: 1px; background: var(--border); margin: 4px 0; }
.calc-result { margin-top: 2px; }
.calc-mao { font-family: 'Space Grotesk', sans-serif; font-size: 1.2rem; font-weight: 700; color: var(--amber); }
.calc-fee { color: #4ADE80; }

.stack-modules { display: flex; flex-direction: column; gap: 8px; }
.stack-mod {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: all 0.2s;
}
.stack-mod.active { border-color: var(--amber-border); background: var(--amber-dim); }
.mod-icon { width: 32px; height: 32px; border-radius: 6px; background: rgba(255,255,255,0.05); display: flex; align-items: center; justify-content: center; color: var(--fg-dim); flex-shrink: 0; }
.mod-icon svg { width: 16px; height: 16px; }
.mod-info { flex: 1; }
.mod-name { font-size: 0.82rem; font-weight: 600; display: block; }
.mod-sub { font-size: 0.72rem; color: var(--fg-muted); display: block; }
.mod-badge { font-size: 0.65rem; background: var(--amber); color: #000; padding: 2px 8px; border-radius: 100px; font-weight: 600; }

/* SECTION SHARED */
.section-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 16px;
}

/* PROBLEM SECTION */
.problem { padding: var(--section-pad); max-width: var(--container); margin: 0 auto; padding-left: 40px; padding-right: 40px; }
.problem-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  max-width: 700px;
  margin-bottom: 56px;
}
.problem-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; margin-bottom: 56px; }
.problem-card { background: var(--bg-card); padding: 32px 28px; }
.prob-month { font-family: 'Space Grotesk', sans-serif; font-size: 2.4rem; font-weight: 700; color: var(--amber); margin-bottom: 8px; }
.prob-month span { font-size: 1rem; color: var(--fg-muted); }
.prob-desc { font-size: 0.85rem; color: var(--fg-dim); line-height: 1.5; }
.problem-statement { border-left: 2px solid var(--amber); padding-left: 28px; }
.problem-statement p { font-size: 1.05rem; color: var(--fg-dim); line-height: 1.7; max-width: 640px; }

/* STACK SECTION */
.stack { padding: var(--section-pad); max-width: var(--container); margin: 0 auto; padding-left: 40px; padding-right: 40px; border-top: 1px solid var(--border); }
.stack-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  max-width: 600px;
  margin-bottom: 12px;
}
.stack-sub { font-size: 1rem; color: var(--fg-dim); margin-bottom: 72px; }
.stack-grid { display: flex; flex-direction: column; gap: 0; }
.stack-item {
  display: grid;
  grid-template-columns: 60px 1fr 420px;
  gap: 40px;
  align-items: start;
  padding: 56px 0;
  border-top: 1px solid var(--border);
}
.stack-item-right { grid-template-columns: 420px 1fr 60px; }
.stack-item-left { }
.stack-item-full { grid-template-columns: 60px 1fr 380px; }
.stack-item-num { font-family: 'Space Grotesk', sans-serif; font-size: 0.7rem; color: var(--fg-muted); letter-spacing: 0.05em; padding-top: 6px; }
.stack-item-name { font-family: 'Space Grotesk', sans-serif; font-size: 1.6rem; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 12px; }
.stack-item-desc { font-size: 0.9rem; color: var(--fg-dim); line-height: 1.7; margin-bottom: 20px; }
.stack-item-tools { display: flex; gap: 8px; flex-wrap: wrap; }
.tool-tag { padding: 4px 10px; border: 1px solid var(--border); border-radius: 100px; font-size: 0.7rem; color: var(--fg-muted); font-family: 'Space Grotesk', sans-serif; }

/* OUTREACH CARD */
.outreach-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.oc-type { font-family: 'Space Grotesk', sans-serif; font-size: 0.65rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--amber); margin-bottom: 12px; }
.oc-line { font-size: 0.82rem; color: var(--fg); line-height: 1.5; font-style: italic; margin-bottom: 10px; }
.oc-divider { height: 1px; background: var(--border); margin: 12px 0; }
.oc-small { font-size: 0.76rem; color: var(--fg-dim); font-style: normal; }

/* DEAL CARD */
.deal-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.deal-header { background: rgba(245,158,11,0.1); border-bottom: 1px solid var(--amber-border); padding: 10px 16px; font-family: 'Space Grotesk', sans-serif; font-size: 0.75rem; color: var(--amber); font-weight: 600; }
.deal-inputs { padding: 16px; border-bottom: 1px solid var(--border); }
.di-row { display: flex; justify-content: space-between; align-items: center; padding: 5px 0; }
.di-row label { font-size: 0.75rem; color: var(--fg-muted); }
.di-val { font-family: 'Space Grotesk', sans-serif; font-size: 0.82rem; font-weight: 600; }
.di-val.amber { color: var(--amber); }
.deal-output { padding: 16px; background: var(--amber-dim); }
.do-row { display: flex; justify-content: space-between; align-items: center; padding: 5px 0; }
.do-row label { font-size: 0.75rem; color: var(--amber); opacity: 0.8; }
.do-val { font-family: 'Space Grotesk', sans-serif; font-size: 0.95rem; font-weight: 700; color: var(--amber); }

/* INVESTOR CARD */
.investor-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.inv-header { background: rgba(255,255,255,0.03); padding: 10px 16px; font-family: 'Space Grotesk', sans-serif; font-size: 0.72rem; color: var(--fg-dim); border-bottom: 1px solid var(--border); }
.inv-buyer { padding: 14px 16px; border-bottom: 1px solid var(--border); }
.inv-buyer:last-child { border-bottom: none; }
.inv-name { font-family: 'Space Grotesk', sans-serif; font-size: 0.9rem; font-weight: 600; margin-bottom: 3px; }
.inv-type { font-size: 0.75rem; color: var(--fg-dim); margin-bottom: 4px; }
.inv-status { font-size: 0.7rem; color: #4ADE80; font-family: 'Space Grotesk', sans-serif; }

/* MARKETING GRID */
.mkt-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.mkt-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px 16px; display: flex; flex-direction: column; align-items: center; gap: 10px; transition: all 0.2s; }
.mkt-card:hover { border-color: var(--amber-border); background: var(--amber-dim); }
.mkt-card-1 { }
.mkt-card-2 { }
.mkt-card-3 { }
.mkt-card-4 { }
.mkt-icon { width: 36px; height: 36px; border-radius: 8px; background: rgba(255,255,255,0.05); display: flex; align-items: center; justify-content: center; color: var(--amber); }
.mkt-icon svg { width: 18px; height: 18px; }
.mkt-label { font-size: 0.72rem; color: var(--fg-dim); font-family: 'Space Grotesk', sans-serif; }

/* CRM CARD */
.crm-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.crm-header { background: rgba(255,255,255,0.03); padding: 10px 16px; font-family: 'Space Grotesk', sans-serif; font-size: 0.72rem; color: var(--fg-dim); border-bottom: 1px solid var(--border); }
.crm-stages { display: flex; align-items: center; gap: 8px; padding: 16px; border-bottom: 1px solid var(--border); }
.crm-stage { flex: 1; text-align: center; }
.stage-label { font-size: 0.65rem; color: var(--fg-muted); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 4px; font-family: 'Space Grotesk', sans-serif; }
.stage-count { font-family: 'Space Grotesk', sans-serif; font-size: 1.4rem; font-weight: 700; color: var(--fg); }
.crm-stage-success .stage-count { color: #4ADE80; }
.crm-arrow { color: var(--fg-muted); font-size: 0.8rem; }
.crm-automation { padding: 16px; display: flex; flex-direction: column; gap: 10px; }
.auto-item { display: flex; align-items: center; gap: 8px; font-size: 0.75rem; color: var(--fg-dim); }
.auto-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--amber); flex-shrink: 0; }
.auto-dot.auto-done { background: #4ADE80; }

/* PRICING */
.pricing { padding: var(--section-pad); max-width: var(--container); margin: 0 auto; padding-left: 40px; padding-right: 40px; border-top: 1px solid var(--border); }
.pricing-title { font-family: 'Space Grotesk', sans-serif; font-size: clamp(1.5rem, 2.5vw, 2.2rem); font-weight: 700; letter-spacing: -0.02em; line-height: 1.2; max-width: 580px; margin-bottom: 56px; }
.pricing-grid { display: grid; grid-template-columns: 1fr auto 1fr; align-items: stretch; gap: 0; background: var(--border); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.pricing-current { background: var(--bg-card); padding: 40px 36px; }
.pc-label { font-size: 0.75rem; color: var(--fg-muted); text-transform: uppercase; letter-spacing: 0.08em; font-family: 'Space Grotesk', sans-serif; margin-bottom: 16px; }
.pc-amount { font-family: 'Space Grotesk', sans-serif; font-size: 2.8rem; font-weight: 700; color: var(--fg-muted); text-decoration: line-through; margin-bottom: 24px; }
.pc-amount span { font-size: 1rem; }
.pc-broken { display: flex; flex-direction: column; gap: 8px; margin-bottom: 24px; }
.pb-item { font-size: 0.82rem; color: var(--fg-muted); padding-left: 16px; position: relative; }
.pb-item::before { content: '×'; position: absolute; left: 0; color: rgba(255,100,100,0.5); }
.pc-note { font-size: 0.72rem; color: rgba(255,100,100,0.5); font-style: italic; }
.pricing-vs { display: flex; align-items: center; padding: 0 32px; font-family: 'Space Grotesk', sans-serif; font-size: 0.8rem; font-weight: 600; color: var(--fg-muted); background: var(--bg); }
.pricing-dealstack { background: var(--amber-dim); padding: 40px 36px; border-left: 2px solid var(--amber); }
.pd-label { font-size: 0.75rem; color: var(--amber); text-transform: uppercase; letter-spacing: 0.08em; font-family: 'Space Grotesk', sans-serif; margin-bottom: 16px; }
.pd-amount { font-family: 'Space Grotesk', sans-serif; font-size: 2.8rem; font-weight: 700; color: var(--amber); margin-bottom: 24px; }
.pd-amount span { font-size: 1rem; color: var(--amber); opacity: 0.7; }
.pd-included { display: flex; flex-direction: column; gap: 8px; margin-bottom: 24px; }
.pi-item { display: flex; align-items: center; gap: 10px; font-size: 0.82rem; color: var(--fg); }
.pi-check { color: var(--amber); font-weight: 700; }
.pd-savings { font-family: 'Space Grotesk', sans-serif; font-size: 0.85rem; font-weight: 600; color: #4ADE80; padding: 8px 12px; background: rgba(74,222,128,0.1); border-radius: var(--radius-sm); display: inline-block; }

/* MANIFESTO */
.manifesto { padding: var(--section-pad); background: var(--bg-card); border-top: 1px solid var(--border); }
.manifesto-inner { max-width: 800px; margin: 0 auto; padding: 0 40px; }
.manifesto-label { font-family: 'Space Grotesk', sans-serif; font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--amber); margin-bottom: 20px; }
.manifesto-title { font-family: 'Space Grotesk', sans-serif; font-size: clamp(1.8rem, 3vw, 2.8rem); font-weight: 700; letter-spacing: -0.025em; line-height: 1.15; margin-bottom: 36px; }
.manifesto-body { display: flex; flex-direction: column; gap: 20px; }
.manifesto-body p { font-size: 1rem; color: var(--fg-dim); line-height: 1.75; }

/* CLOSING */
.closing { padding: 120px 40px; }
.closing-inner { max-width: var(--container); margin: 0 auto; text-align: center; }
.closing-title { font-family: 'Space Grotesk', sans-serif; font-size: clamp(2rem, 4vw, 3.2rem); font-weight: 700; letter-spacing: -0.025em; line-height: 1.1; margin-bottom: 20px; }
.closing-sub { font-size: 1.05rem; color: var(--fg-dim); max-width: 540px; margin: 0 auto; line-height: 1.6; }

/* FOOTER */
.footer { border-top: 1px solid var(--border); padding: 64px 40px 32px; }
.footer-inner { max-width: var(--container); margin: 0 auto; display: grid; grid-template-columns: 1fr auto; gap: 64px; margin-bottom: 48px; }
.footer-tagline { font-size: 0.85rem; color: var(--fg-muted); margin-top: 12px; max-width: 300px; line-height: 1.6; }
.footer-links { display: flex; gap: 64px; }
.footer-col-label { font-family: 'Space Grotesk', sans-serif; font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--fg-muted); margin-bottom: 16px; }
.footer-link { font-size: 0.82rem; color: var(--fg-dim); margin-bottom: 8px; cursor: pointer; }
.footer-link:hover { color: var(--fg); }
.footer-bottom { max-width: var(--container); margin: 0 auto; padding-top: 24px; border-top: 1px solid var(--border); font-size: 0.75rem; color: var(--fg-muted); }

/* ==========================================
   RESPONSIVE
   ========================================== */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 48px; padding-top: 100px; }
  .hero-visual { display: none; }
  .problem-grid { grid-template-columns: 1fr 1fr; }
  .stack-item { grid-template-columns: 40px 1fr; gap: 24px; }
  .stack-item-visual { display: none; }
  .stack-item-right { grid-template-columns: 40px 1fr; }
  .stack-item-full { grid-template-columns: 40px 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .pricing-vs { padding: 20px; justify-content: center; }
  .pricing-dealstack { border-left: none; border-top: 2px solid var(--amber); }
  .footer-inner { grid-template-columns: 1fr; gap: 40px; }
  .footer-links { gap: 32px; }
}
@media (max-width: 600px) {
  .hero { padding: 80px 24px 60px; }
  .hero-title { font-size: 2.2rem; }
  .hero-proof { flex-direction: column; align-items: flex-start; gap: 16px; }
  .proof-div { display: none; }
  .problem { padding: 80px 24px; }
  .problem-grid { grid-template-columns: 1fr; }
  .stack { padding: 80px 24px; }
  .stack-item-name { font-size: 1.3rem; }
  .pricing { padding: 80px 24px; }
  .manifesto-inner { padding: 0 24px; }
  .manifesto-title { font-size: 1.6rem; }
  .closing { padding: 80px 24px; }
  .closing-title { font-size: 1.8rem; }
  .footer { padding: 48px 24px 24px; }
  .footer-links { flex-direction: column; gap: 24px; }
  .nav { padding: 0 24px; }
  .nav-tag { display: none; }
  .nav-links { display: none; }
}
@media (max-width: 600px) {
  .nav-links { display: flex; align-items: center; gap: 16px; }
}

/* ==========================================
   CALCULATOR
   ========================================== */
.calc-section {
  min-height: 100vh;
  padding: 100px 40px 80px;
  background: var(--bg);
  display: flex;
  align-items: flex-start;
}
.calc-container {
  max-width: 680px;
  margin: 0 auto;
  width: 100%;
}
.calc-header { margin-bottom: 40px; }
.calc-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin-bottom: 12px;
}
.calc-sub { font-size: 1rem; color: var(--fg-dim); }

/* CARD */
.calc-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 32px;
}
.calc-card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(245,158,11,0.15), transparent 60%);
  pointer-events: none;
}

/* INPUTS */
.calc-inputs { padding: 28px 28px 0; display: flex; flex-direction: column; gap: 20px; }
.inp-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.inp-group { display: flex; flex-direction: column; gap: 8px; }
.inp-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-dim);
  font-weight: 500;
}
.inp-label-sub { color: var(--fg-muted); text-transform: none; letter-spacing: 0; font-weight: 400; }

.inp-field {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: var(--fg);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 500;
  transition: border-color 0.2s, box-shadow 0.2s;
  -webkit-appearance: none;
  appearance: none;
}
.inp-field::placeholder { color: var(--fg-muted); font-weight: 400; }
.inp-field:focus {
  outline: none;
  border-color: var(--amber);
  box-shadow: 0 0 0 3px rgba(245,158,11,0.12);
}
.inp-field::-webkit-outer-spin-button,
.inp-field::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.inp-field[type=number] { -moz-appearance: textfield; }

/* Prefix/suffix inputs */
.inp-prefix-wrap { position: relative; display: flex; align-items: center; }
.inp-prefix { position: absolute; left: 14px; color: var(--fg-muted); font-family: 'Space Grotesk', sans-serif; font-size: 0.95rem; pointer-events: none; z-index: 1; }
.inp-field-prefixed { padding-left: 28px; }
.inp-suffix-wrap { position: relative; display: flex; align-items: center; }
.inp-suffix { position: absolute; right: 14px; color: var(--fg-muted); font-family: 'Space Grotesk', sans-serif; font-size: 0.95rem; pointer-events: none; z-index: 1; }
.inp-field-suffixed { padding-right: 36px; }

/* MAO Display */
.mao-display {
  background: var(--bg);
  border: 1px solid var(--amber-border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--amber);
  min-height: 49px;
  display: flex;
  align-items: center;
}

/* OUTPUT */
.calc-output {
  border-top: 1px solid var(--border);
  margin-top: 0;
  animation: slideDown 0.25s ease-out;
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.output-formula {
  padding: 24px 28px;
  display: flex;
  flex-direction: column;
  gap: 0;
  border-bottom: 1px solid var(--border);
}
.formula-row { display: flex; justify-content: space-between; align-items: center; padding: 6px 0; }
.formula-op { text-align: center; color: var(--fg-muted); font-size: 0.85rem; padding: 2px 0; }
.formula-row--result { margin-top: 4px; }
.formula-row--result .fr-label { font-weight: 700; font-size: 0.82rem; }
.fr-label { font-size: 0.8rem; color: var(--fg-dim); font-family: 'Space Grotesk', sans-serif; }
.fr-val { font-family: 'Space Grotesk', sans-serif; font-size: 0.9rem; font-weight: 600; color: var(--fg); }
.fr-val--amber { font-size: 1.3rem; color: var(--amber); }
.formula-divider { height: 1px; background: var(--border); margin: 6px 0; }

/* FEE RANGE */
.fee-range { padding: 24px 28px; background: var(--amber-dim); }
.fee-range-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--amber);
  font-weight: 500;
  margin-bottom: 16px;
}
.fee-range-row { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; margin-bottom: 16px; }
.fee-box { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 14px; text-align: center; }
.fee-box--mid { border-color: var(--amber-border); }
.fee-box-mini { font-family: 'Space Grotesk', sans-serif; font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--fg-muted); margin-bottom: 6px; }
.fee-box-amount { font-family: 'Space Grotesk', sans-serif; font-size: 1.15rem; font-weight: 700; color: var(--amber); }
.fee-box--low .fee-box-amount { color: var(--fg-dim); }
.fee-box--high .fee-box-amount { color: var(--fg); }
.fee-box-sub { font-size: 0.68rem; color: var(--fg-muted); margin-top: 4px; }
.fee-note { font-size: 0.75rem; color: rgba(240,237,230,0.4); line-height: 1.5; }

/* DISCLAIMER */
.calc-disclaimer {
  padding: 16px 28px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.72rem;
  color: var(--fg-muted);
  line-height: 1.5;
}
.calc-disclaimer svg { flex-shrink: 0; margin-top: 1px; }

/* CTA */
.calc-cta { text-align: center; }
.cta-text { font-size: 0.9rem; color: var(--fg-dim); margin-bottom: 12px; }
.cta-btn {
  background: var(--amber);
  color: #000;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  padding: 12px 28px;
  border: none;
  border-radius: 100px;
  cursor: pointer;
  transition: all 0.2s;
}
.cta-btn:hover { background: #FBBF24; transform: translateY(-1px); }

/* NAV LINKS */
.calc-nav-links { display: flex; align-items: center; gap: 24px; }
.calc-nav-link {
  font-size: 0.82rem;
  color: var(--fg-dim);
  text-decoration: none;
  transition: color 0.2s;
}
.calc-nav-link:hover { color: var(--fg); }
.calc-nav-link--active { color: var(--amber); }
.calc-nav-cta {
  background: var(--amber);
  color: #000;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 8px 18px;
  border: none;
  border-radius: 100px;
  cursor: pointer;
  transition: all 0.2s;
}
.calc-nav-cta:hover { background: #FBBF24; }

/* ==========================================
   RESPONSIVE — CALCULATOR
   ========================================== */
@media (max-width: 640px) {
  .calc-section { padding: 88px 20px 60px; }
  .calc-inputs { padding: 20px 20px 0; }
  .inp-row { grid-template-columns: 1fr; }
  .output-formula, .fee-range, .calc-disclaimer { padding-left: 20px; padding-right: 20px; }
  .fee-range-row { grid-template-columns: 1fr; }
  .calc-nav-links { gap: 14px; }
  .calc-nav-link { font-size: 0.75rem; }
}