/* CodeForcer marketing site — single deliberate light theme (the shield
   mark is a fixed-color seal, and this site is built around it, the way
   a printed brand is not expected to re-theme itself for its surroundings). */

:root {
  --stone: #F1EBDD;
  --surface: #FFFDF8;
  --surface-2: #FBF3E3;
  --ink: #16232A;
  --ink-deep: #101A1E;
  --text-muted: #5C6B6D;
  --border: #DED4BD;

  --teal: #2F5D62;
  --teal-deep: #24484C;
  --slate: #1B3A4B;
  --brick: #B24E2A;
  --green: #2F9364;

  --font-display: 'Big Shoulders Display', 'Arial Narrow', sans-serif;
  --font-body: 'IBM Plex Sans', 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  --radius: 4px;
  --wrap: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--stone);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 1.5rem;
}
.wrap-narrow { max-width: 620px; }

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: var(--stone);
  padding: 0.75rem 1.25rem;
  z-index: 100;
}
.skip-link:focus { left: 1rem; top: 1rem; }

a { color: var(--teal); }
a:hover { color: var(--slate); }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: -0.01em;
  margin: 0 0 0.6rem;
  text-wrap: balance;
  color: var(--ink);
}
h2 { font-weight: 700; }
h3 { font-weight: 700; font-size: 1.3rem; }

p { margin: 0 0 1rem; }
p:last-child { margin-bottom: 0; }

.eyebrow {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
  margin: 0 0 0.75rem;
}

.lede {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 52ch;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius);
  padding: 0.8rem 1.5rem;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color .15s ease, color .15s ease, border-color .15s ease;
}
.btn-primary { background: var(--teal); color: var(--surface); }
.btn-primary:hover { background: var(--teal-deep); color: var(--surface); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-ghost:hover { border-color: var(--teal); color: var(--teal); }
.btn-lg { padding: 1rem 2rem; font-size: 1.05rem; }
.btn-sm { padding: 0.55rem 1.1rem; font-size: 0.85rem; }

a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--green);
  outline-offset: 2px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(241, 235, 221, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.9rem;
  padding-bottom: 0.9rem;
  gap: 1rem;
}
.brand { display: block; line-height: 0; }
.site-nav { display: flex; align-items: center; gap: 1.5rem; }
.site-nav a:not(.btn) {
  color: var(--ink);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
}
.site-nav a:not(.btn):hover { color: var(--teal); }

/* Hero */
.hero { padding: 4.5rem 0 3.5rem; overflow: hidden; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 2.5rem;
}
.hero h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
.hero-actions { display: flex; gap: 1rem; margin-top: 2rem; flex-wrap: wrap; }
.hero-mark { display: flex; justify-content: center; }
.hero-mark svg { width: min(100%, 300px); height: auto; }

/* Features */
.features { padding: 3.5rem 0; }
.features > .wrap > h2 { max-width: 20ch; }
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  margin-top: 2rem;
}
.feature-card {
  background: var(--surface);
  padding: 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}
.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.feature-card--teal .feature-icon { background: var(--teal); }
.feature-card--slate .feature-icon { background: var(--slate); }
.feature-card h3 { font-size: 1.15rem; margin-bottom: 0.2rem; }
.feature-card p { color: var(--text-muted); font-size: 0.94rem; }

/* Value props */
.value-props { padding: 3.5rem 0; }
.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}
.value-grid h3 { font-size: 1.2rem; }
.value-grid p { color: var(--text-muted); font-size: 0.95rem; }

/* CTA band */
.cta-band { background: var(--slate); padding: 3.5rem 0; margin-top: 1rem; }
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}
.cta-band .eyebrow { color: #8FC2BB; }
.cta-band h2 { color: var(--stone); margin-bottom: 0; }

/* Form pages */
.form-hero { padding: 4rem 0 1.5rem; }
.form-hero h1 { font-size: clamp(2.2rem, 4.5vw, 3rem); }
.form-section { padding: 1.5rem 0 4.5rem; }

.card-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 2rem;
  display: grid;
  gap: 1.25rem;
}
.field { display: grid; gap: 0.4rem; }
.field label { font-weight: 600; font-size: 0.92rem; }
.field .optional { font-weight: 400; color: var(--text-muted); }
.field input, .field textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-2);
  color: var(--ink);
}
.field textarea { resize: vertical; }
.field-error input, .field-error textarea { border-color: var(--brick); }
.field-msg { margin: 0; color: var(--brick); font-size: 0.85rem; }

.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.notice { border-radius: var(--radius); padding: 1.25rem 1.5rem; margin-bottom: 1.5rem; }
.notice-success { background: #E4F2EA; border: 1px solid var(--green); color: #1E5B3E; }
.notice-error { background: #F7E6DE; border: 1px solid var(--brick); color: #7A3115; }

/* Footer */
.site-footer { background: var(--ink-deep); color: #C7CFCE; margin-top: 2rem; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 2rem;
  padding: 3rem 0 2rem;
}
.footer-brand p { margin-top: 0.75rem; color: #8FA0A2; font-size: 0.9rem; }
.footer-nav, .footer-contact { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-nav a, .footer-contact a { color: #C7CFCE; text-decoration: none; font-size: 0.95rem; }
.footer-nav a:hover, .footer-contact a:hover { color: var(--stone); }
.footer-contact .eyebrow { color: #6E8083; margin-bottom: 0.5rem; }
.footer-bottom {
  border-top: 1px solid #24333A;
  padding: 1.25rem 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #6E8083;
  display: flex;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
  flex-wrap: wrap;
}

@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-mark { order: -1; }
  .hero-mark svg { width: 180px; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .value-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .site-nav { gap: 0.75rem; }
  .site-nav a.nav-optional { display: none; }
  .feature-grid { grid-template-columns: 1fr; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
}

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