/* ==========================================================
   Crisp Corporate — Landing page styles
   Locked to CrispSign brand tokens: Cream · Navy · Signal Red
   Zeldman editorial · asymmetric grid · function-first
   ========================================================== */
:root {
  --cream: #FAF7F2;
  --cream-soft: #F5F0E5;
  --navy: #0A1226;
  --navy-deep: #050912;
  --navy-hover: #1A2544;
  --signal-red: #E81820;
  --signal-red-hover: #C40D14;
  --ink-muted: #5C6273;
  --ink-muted-cream: rgba(250, 247, 242, 0.72);
  --border: #E5DFD3;
  --border-strong: #C9C0AB;
  --focus: #E81820;

  --font-display: "Space Grotesk", system-ui, -apple-system, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;

  --type-display-xl: clamp(3.2rem, 8vw, 6.75rem);
  --type-display-l:  clamp(2.1rem, 4.6vw, 3.5rem);
  --type-display-m:  clamp(1.4rem, 2.5vw, 2rem);
  --type-lede:       clamp(1.1rem, 1.5vw, 1.35rem);
  --type-body:       1rem;
  --type-small:      0.85rem;
  --type-eyebrow:    0.72rem;

  --lh-display: 0.95;
  --lh-heading: 1.12;
  --lh-body:    1.65;

  --ls-display: -0.025em;
  --ls-heading: -0.01em;
  --ls-eyebrow: 0.22em;

  --measure-lede: 52ch;

  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;
  --space-32: 128px;

  --container: 1240px;
  --radius: 12px;
  --radius-lg: 18px;
  --shadow: 0 4px 12px rgba(10,18,38,0.08), 0 12px 32px rgba(10,18,38,0.10);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --header-h: 68px;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: var(--type-body);
  line-height: var(--lh-body);
  color: var(--navy);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: var(--ls-heading);
  line-height: var(--lh-heading);
  margin: 0;
}
p { margin: 0 0 1em; color: var(--ink-muted); }
p strong { color: var(--navy); font-weight: 600; }

.wrap { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 var(--space-6); }

.eyebrow {
  font-family: var(--font-display);
  font-size: var(--type-eyebrow);
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  font-weight: 600;
  color: var(--signal-red);
  margin-bottom: var(--space-6);
}

.accent { color: var(--signal-red); }
.ink-muted { color: var(--ink-muted); }
.ink-muted-cream { color: var(--ink-muted-cream); }

/* ==========================================================
   Header
   ========================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(250, 247, 242, 0.92);
  backdrop-filter: saturate(1.4) blur(12px);
  -webkit-backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--border);
}
.header-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}
.brandmark {
  display: inline-flex;
  flex-direction: column;
  line-height: 0.95;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.01em;
}
.brandmark-line-1 { font-size: 1.05rem; color: var(--navy); }
.brandmark-line-2 { font-size: 1.05rem; color: var(--signal-red); }
.header-nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}
.header-nav a {
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--navy);
  transition: color 0.15s var(--ease);
}
.header-nav a:hover { color: var(--signal-red); }

/* ==========================================================
   Buttons
   ========================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 14px 28px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.005em;
  border-radius: var(--radius);
  transition: all 0.15s var(--ease);
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
}
.btn-sm { padding: 9px 18px; font-size: 0.9rem; }
.btn-lg { padding: 18px 36px; font-size: 1.08rem; }
.btn-primary {
  background: var(--signal-red);
  color: var(--cream);
}
.btn-primary:hover { background: var(--signal-red-hover); }
.btn-ghost {
  background: transparent;
  color: var(--navy);
  border-color: var(--border-strong);
}
.btn-ghost:hover { border-color: var(--navy); color: var(--navy); background: var(--cream-soft); }

/* ==========================================================
   Hero
   ========================================================== */
.hero {
  padding: var(--space-24) 0 var(--space-20);
  background:
    radial-gradient(1200px 500px at 90% -10%, rgba(232, 24, 32, 0.06), transparent 60%),
    linear-gradient(180deg, var(--cream) 0%, var(--cream-soft) 100%);
  border-bottom: 1px solid var(--border);
}
.hero .eyebrow { margin-bottom: var(--space-8); }
.hero-title {
  font-size: var(--type-display-xl);
  line-height: var(--lh-display);
  letter-spacing: var(--ls-display);
  margin-bottom: var(--space-8);
  max-width: 20ch;
}
.hero-lede {
  font-size: var(--type-lede);
  color: var(--navy);
  max-width: var(--measure-lede);
  margin-bottom: var(--space-12);
  font-weight: 400;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-20);
}
.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  padding-top: var(--space-8);
  border-top: 1px solid var(--border);
}
.meta-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.meta-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  color: var(--signal-red);
  line-height: 1;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.meta-lbl {
  font-size: var(--type-small);
  color: var(--ink-muted);
  max-width: 30ch;
}

/* ==========================================================
   Sections (shared)
   ========================================================== */
.section {
  padding: var(--space-24) 0;
  border-bottom: 1px solid var(--border);
}
.section-h {
  font-size: var(--type-display-l);
  line-height: var(--lh-heading);
  letter-spacing: var(--ls-display);
  margin: 0 0 var(--space-6);
}
.section-head {
  max-width: 900px;
  margin-bottom: var(--space-16);
}
.lede {
  font-size: var(--type-lede);
  color: var(--navy);
  max-width: var(--measure-lede);
  margin-bottom: var(--space-6);
  font-weight: 400;
}

.grid-2 {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: var(--space-16);
  align-items: start;
}
.grid-2 .col-left { position: sticky; top: calc(var(--header-h) + var(--space-8)); }
.grid-flip .col-left { position: static; }

/* ==========================================================
   Pillars
   ========================================================== */
.pillar-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-top: 1px solid var(--border);
  border-left: 1px solid var(--border);
}
.pillar {
  padding: var(--space-12);
  background: var(--cream);
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  position: relative;
  transition: background 0.2s var(--ease);
}
.pillar:hover { background: var(--cream-soft); }
.pillar-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 3rem;
  color: var(--signal-red);
  line-height: 1;
  margin-bottom: var(--space-6);
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}
.pillar-title {
  font-size: var(--type-display-m);
  margin-bottom: var(--space-2);
}
.pillar-tag {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--navy);
  margin-bottom: var(--space-4);
  font-size: 1.05rem;
}
.pillar p { margin-bottom: 0; }

/* ==========================================================
   Who it's for
   ========================================================== */
.who-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}
.who-card {
  padding: var(--space-8);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--cream);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}
.who-card:hover {
  border-color: var(--navy);
  transform: translateY(-2px);
}
.who-tier {
  font-family: var(--font-display);
  font-size: var(--type-eyebrow);
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: var(--signal-red);
  font-weight: 600;
  margin-bottom: var(--space-4);
}
.who-h {
  font-size: 1.55rem;
  margin-bottom: var(--space-2);
}
.who-scope {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--navy);
  margin-bottom: var(--space-4);
  font-size: 1rem;
}
.who-card p { margin-bottom: 0; }
.who-card em { font-style: normal; color: var(--signal-red); font-weight: 500; }

/* ==========================================================
   Founder
   ========================================================== */
.founder {
  background: var(--cream-soft);
}
.founder .section-h { max-width: 22ch; }
.founder-signoff {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--navy);
  margin-top: var(--space-8);
  font-size: 1rem;
}

/* ==========================================================
   CTA / Form
   ========================================================== */
.cta {
  background: var(--navy);
  color: var(--cream);
  border-bottom: none;
  padding: var(--space-24) 0 var(--space-32);
}
.cta .section-h { color: var(--cream); max-width: 22ch; }
.cta .ink-muted-cream { color: var(--ink-muted-cream); }
.cta-head { max-width: 900px; margin-bottom: var(--space-16); }
.cta-lede {
  color: var(--ink-muted-cream);
  font-size: var(--type-lede);
  max-width: var(--measure-lede);
}

.lead-form {
  background: var(--cream);
  color: var(--navy);
  padding: var(--space-12);
  border-radius: var(--radius-lg);
  max-width: 900px;
  box-shadow: var(--shadow);
}
.honeypot { position: absolute; left: -9999px; opacity: 0; pointer-events: none; }
.field-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.field.full { margin-bottom: var(--space-6); }
.field span {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--navy);
}
.field input,
.field select,
.field textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--navy);
  background: #fff;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  padding: 12px 14px;
  transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease);
  width: 100%;
}
.field textarea { resize: vertical; min-height: 96px; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--signal-red);
  box-shadow: 0 0 0 3px rgba(232, 24, 32, 0.15);
}
.field.error input,
.field.error select,
.field.error textarea { border-color: var(--signal-red); }
.field.error span::after { content: " required"; color: var(--signal-red); font-weight: 600; }

.form-footer {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  margin-top: var(--space-8);
  flex-wrap: wrap;
}
.form-note {
  font-size: var(--type-small);
  color: var(--ink-muted);
  margin: 0;
  max-width: 40ch;
}
.form-status {
  margin-top: var(--space-6);
  padding: var(--space-4);
  border-radius: 8px;
  font-size: 0.95rem;
  display: none;
}
.form-status.success {
  display: block;
  background: #E6F3E4;
  color: #1F5A18;
  border: 1px solid #A8D3A0;
}
.form-status.error {
  display: block;
  background: #FDECEC;
  color: #8A1015;
  border: 1px solid #F0B4B7;
}

/* ==========================================================
   Footer
   ========================================================== */
.site-footer {
  background: var(--navy-deep);
  color: var(--ink-muted-cream);
  padding: var(--space-16) 0 var(--space-8);
}
.footer-wrap { display: flex; flex-direction: column; gap: var(--space-12); }
.footer-brand .brandmark-line-1 { color: var(--cream); font-size: 1.35rem; }
.footer-brand .brandmark-line-2 { color: var(--signal-red); font-size: 1.35rem; }
.footer-tag {
  margin-top: var(--space-4);
  color: var(--ink-muted-cream);
  max-width: 40ch;
  font-size: 0.95rem;
}
.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-col h4 {
  color: var(--cream);
  font-size: 0.85rem;
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: var(--space-4);
}
.footer-col a {
  display: block;
  padding: 4px 0;
  color: var(--ink-muted-cream);
  font-size: 0.95rem;
  transition: color 0.15s var(--ease);
}
.footer-col a:hover { color: var(--cream); }
.footer-address {
  color: var(--ink-muted-cream);
  font-size: 0.9rem;
  margin: var(--space-2) 0 0;
}
.footer-legal {
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.82rem;
  color: rgba(250, 247, 242, 0.5);
}
.footer-legal p { color: inherit; margin: 0; }

/* ==========================================================
   Responsive
   ========================================================== */
@media (max-width: 900px) {
  .hero { padding: var(--space-16) 0 var(--space-12); }
  .hero-meta { grid-template-columns: 1fr; gap: var(--space-6); }
  .grid-2 { grid-template-columns: 1fr; gap: var(--space-8); }
  .grid-2 .col-left { position: static; }
  .pillar-grid { grid-template-columns: 1fr; }
  .who-grid { grid-template-columns: 1fr; }
  .footer-cols { grid-template-columns: 1fr; }
  .field-row { grid-template-columns: 1fr; }
  .header-nav a:not(.btn) { display: none; }
  .section { padding: var(--space-16) 0; }
  .lead-form { padding: var(--space-6); }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}