/* ===== James River Ops — Central VA palette ===== */
/* Colors drawn from the James River corridor:
   slate water, Blue Ridge dusk, river-stone grays,
   and the warm brick of downtown Lynchburg. */

:root {
  --river:      #2e4a62;   /* deep James River blue  */
  --ridge:      #3b6e5e;   /* Blue Ridge green       */
  --brick:      #9e4a3a;   /* Lynchburg brick red    */
  --stone:      #d6cfc4;   /* river-stone warm gray  */
  --fog:        #f4f1ec;   /* morning fog off-white  */
  --ink:        #1e1e1e;   /* body text              */
  --muted:      #6b6b6b;   /* secondary text         */
  --white:      #ffffff;
  --font-body:  'Inter', 'Segoe UI', system-ui, sans-serif;
  --font-head:  'Georgia', 'Times New Roman', serif;
  --max-w:      1080px;
  --gutter:     clamp(1rem, 4vw, 3rem);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--fog);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a   { color: var(--river); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ===== Typography ===== */
h1, h2, h3 { font-family: var(--font-head); font-weight: 400; line-height: 1.2; }
h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); }
h3 { font-size: 1.25rem; }

/* ===== Layout helpers ===== */
.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.section {
  padding: 5rem 0;
}

.section--alt {
  background: var(--white);
}

/* ===== Header / Nav ===== */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--river);
  color: var(--white);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

.nav__brand {
  font-family: var(--font-head);
  font-size: 1.25rem;
  color: var(--white);
  letter-spacing: .02em;
}
.nav__brand:hover { text-decoration: none; }

.nav__links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav__links a {
  color: var(--stone);
  font-size: .9rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  transition: color .2s;
}

.nav__links a:hover,
.nav__links a[aria-current="page"] {
  color: var(--white);
  text-decoration: none;
}

/* Mobile nav toggle */
.nav__toggle {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.5rem;
  cursor: pointer;
}

/* ===== Hero ===== */
.hero {
  background: var(--river);
  color: var(--white);
  padding: 6rem 0 5rem;
  text-align: center;
}

.hero h1 {
  margin-bottom: 1.25rem;
}

.hero p {
  max-width: 600px;
  margin: 0 auto 2rem;
  color: var(--stone);
  font-size: 1.125rem;
}

.btn {
  display: inline-block;
  padding: .75rem 2rem;
  border: 2px solid var(--stone);
  color: var(--white);
  font-size: .9rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  transition: background .2s, color .2s;
}

.btn:hover {
  background: var(--stone);
  color: var(--river);
  text-decoration: none;
}

.btn--solid {
  background: var(--brick);
  border-color: var(--brick);
}

.btn--solid:hover {
  background: #b55746;
  border-color: #b5574a;
  color: var(--white);
}

/* ===== Cards (services / values) ===== */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.card {
  background: var(--white);
  border: 1px solid #e0dbd4;
  padding: 2.5rem 2rem;
  border-radius: 2px;
}

.card h3 {
  margin-bottom: .75rem;
  color: var(--river);
}

.card p {
  color: var(--muted);
  font-size: .95rem;
}

/* ===== Divider accent ===== */
.accent-bar {
  width: 60px;
  height: 3px;
  background: var(--brick);
  margin-bottom: 1.5rem;
}

.text-center .accent-bar {
  margin-left: auto;
  margin-right: auto;
}

/* ===== About page — prose ===== */
.prose {
  max-width: 680px;
}

.prose p + p {
  margin-top: 1.25rem;
}

.prose h2 {
  margin-top: 3rem;
  margin-bottom: .75rem;
}

/* ===== Contact form ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form label {
  font-size: .85rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--muted);
}

.form input,
.form textarea {
  margin-top: .35rem;
  display: block;
  width: 100%;
  padding: .7rem .85rem;
  border: 1px solid #d0cbc3;
  border-radius: 2px;
  background: var(--white);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--ink);
  transition: border-color .2s;
}

.form input:focus,
.form textarea:focus {
  outline: none;
  border-color: var(--river);
}

.form textarea {
  resize: vertical;
  min-height: 140px;
}

.form button {
  align-self: flex-start;
  cursor: pointer;
  font-family: var(--font-body);
}

.contact-info h3 {
  color: var(--river);
  margin-bottom: .5rem;
}

.contact-info p {
  color: var(--muted);
  margin-bottom: 1.5rem;
  font-size: .95rem;
}

/* ===== Footer ===== */
footer {
  background: var(--ink);
  color: var(--muted);
  text-align: center;
  padding: 2.5rem 0;
  font-size: .85rem;
}

footer a {
  color: var(--stone);
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .nav__links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 4rem;
    left: 0;
    right: 0;
    background: var(--river);
    padding: 1rem var(--gutter) 1.5rem;
    gap: 1rem;
  }
  .nav__links.open { display: flex; }
  .nav__toggle { display: block; }
  .contact-grid { grid-template-columns: 1fr; }
  .hero { padding: 4rem 0 3.5rem; }
}