/* ============================
   Design Tokens / Theme
   ============================ */
:root {
  --brand-50:  #fff7ed;
  --brand-100: #ffedd5;
  --brand-200: #fed7aa;
  --brand-300: #fdba74;
  --brand-400: #fb923c;
  --brand-500: #f97316;
  --brand-600: #ea580c;
  --brand-700: #c2410c;
  --brand-800: #9a3412;
  --brand-900: #7c2d12;

  --bg: #ffffff;
  --card: #f6f8fc;
  --text: #0f172a;
  --muted: #475569;
  --ring: var(--brand-500);

  --maxw: 1200px;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(0,0,0,.08);
  --shadow-sm: 0 3px 12px rgba(0,0,0,.08);
  --gap: clamp(16px, 2.5vw, 28px);
}

/* ============================
   Base / Layout
   ============================ */
*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: var(--text);
  background:
    radial-gradient(1200px 800px at 80% -100px, rgba(235, 93, 37, 0.25), transparent 60%),
    radial-gradient(1200px 800px at -20% -200px, rgba(241, 179, 99, 0.18), transparent 55%),
    var(--bg);
  background-attachment: fixed, fixed, fixed;
  background-repeat: no-repeat, no-repeat, no-repeat;
}

.container { width: min(100% - 2rem, var(--maxw)); margin-inline: auto; }
.stack { display: grid; gap: var(--gap); }
.section { padding: clamp(40px, 7vw, 96px) 0; }

.card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }

h1,h2,h3 { line-height: 1.2; margin: 0 0 .5rem; }
h1 { font-size: clamp(1.8rem, 1.2rem + 3vw, 3rem); }
h2 { font-size: clamp(1.2rem, 1.05rem + .8vw, 1.6rem); }
p { margin: 0; color: var(--muted); }

/* Skip link */
.skip-link { position: absolute; left: -9999px; top: auto; width: 1px; height: 1px; overflow: hidden; }
.skip-link:focus {
  left: 1rem; top: 1rem;
  width: auto; height: auto;
  background: #fff; color: #000;
  padding: .5rem .75rem;
  border-radius: 8px;
  z-index: 9999;
}

/* ============================
   Header / Navbar
   ============================ */
header { position: sticky; top: 0; z-index: 50; backdrop-filter: saturate(180%) blur(12px); }

.nav {
  background: color-mix(in oklab, var(--card) 85%, transparent);
  border-bottom: 1px solid color-mix(in oklab, var(--muted) 30%, transparent);
}

.nav-inner { display: flex; align-items: center; justify-content: space-between; padding: .75rem 0; gap: 1rem; }

.brand { display: inline-flex; align-items: center; gap: .6rem; font-weight: 700; font-size: 1.1rem; }
.brand img { height: 34px; width: auto; vertical-align: middle; }

.nav-links { display: flex; align-items: center; gap: 1rem; }
.nav-links a { padding: .5rem .75rem; border-radius: 10px; color: var(--text); opacity: .9; }
.nav-links a:hover { background: color-mix(in oklab, var(--brand-600) 15%, transparent); opacity: 1; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .6rem .95rem;
  border-radius: 12px;
  border: 1px solid transparent;
  font-weight: 600;
  cursor: pointer;
}

.btn-primary { background: linear-gradient(135deg, var(--brand-600), var(--brand-500)); color: #fff; }
.btn-primary:hover { filter: brightness(1.05); }

.btn-outline {
  background: transparent;
  border-color: color-mix(in oklab, var(--brand-400) 65%, transparent);
  color: var(--text);
}
.btn-outline:hover { background: color-mix(in oklab, var(--brand-400) 20%, transparent); }

/* Variants for nav buttons */
.nav-links a[data-variant="primary"] {
  background: linear-gradient(135deg, var(--brand-600), var(--brand-500));
  color: #fff;
  padding: .6rem .95rem;
  border-radius: 12px;
  font-weight: 600;
  border: 1px solid transparent;
}
.nav-links a[data-variant="primary"]:hover { filter: brightness(1.05); }

.nav-links a[data-variant="outline"] {
  padding: .6rem .95rem;
  border-radius: 12px;
  border: 1px solid color-mix(in oklab, var(--brand-400) 65%, transparent);
  font-weight: 600;
}
.nav-links a[data-variant="outline"]:hover {
  background: color-mix(in oklab, var(--brand-400) 20%, transparent);
}

/* Mobile menu */
.nav-toggle { display: none; }

@media (max-width: 880px) {
  .nav-links { display: none; }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    border: 1px solid color-mix(in oklab, var(--muted) 30%, transparent);
    background: var(--card);
    color: var(--text);
  }

  .nav-panel {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: var(--bg);
    border-bottom: 1px solid color-mix(in oklab, var(--muted) 30%, transparent);
    box-shadow: var(--shadow);
    z-index: 60;
  }

  .nav-panel.open { display: block; }
  .nav-panel .menu { display: grid; gap: .25rem; padding: .75rem; }
  .nav-panel a { padding: .9rem 1rem; border-radius: 10px; }
  .nav-panel a:hover { background: color-mix(in oklab, var(--brand-600) 15%, transparent); }
}

.nav-panel a[data-variant="primary"],
.nav-panel a[data-variant="outline"] {
  display: block;
  text-align: left;
  margin-top: .25rem;
}

/* ============================
   Desktop dropdown
   ============================ */
.nav-dropdown { position: relative; display: inline-flex; align-items: center; }

.nav-dropbtn {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .5rem .75rem;
  border-radius: 10px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text);
  opacity: .9;
  font: inherit;
  cursor: pointer;
}
.nav-dropbtn:hover {
  background: color-mix(in oklab, var(--brand-600) 15%, transparent);
  opacity: 1;
}
.nav-dropbtn .chev { opacity: .85; }

.nav-dropmenu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 240px;
  padding: .5rem;
  border-radius: 14px;
  background: var(--bg);
  border: 1px solid color-mix(in oklab, var(--muted) 22%, transparent);
  box-shadow: var(--shadow);
  display: none;
  z-index: 80;
}

.nav-dropmenu a {
  display: block;
  padding: .7rem .8rem;
  border-radius: 10px;
  color: var(--text);
}
.nav-dropmenu a:hover {
  background: color-mix(in oklab, var(--brand-600) 15%, transparent);
}

/* Show dropdown on hover/focus for desktop */
@media (min-width: 881px) {
  .nav-dropdown:hover .nav-dropmenu,
  .nav-dropdown:focus-within .nav-dropmenu { display: block; }
}

/* ============================
   Mobile submenu
   ============================ */
.nav-mobile-details {
  border-radius: 12px;
  border: 1px solid color-mix(in oklab, var(--muted) 22%, transparent);
  background: color-mix(in oklab, var(--card) 55%, transparent);
  padding: .25rem .5rem;
}
.nav-mobile-details summary {
  list-style: none;
  cursor: pointer;
  padding: .7rem .5rem;
  border-radius: 10px;
  color: var(--text);
  font-weight: 600;
}
.nav-mobile-details summary::-webkit-details-marker { display: none; }

.nav-mobile-submenu {
  display: grid;
  gap: .25rem;
  padding: .25rem .25rem .5rem;
}
.nav-mobile-submenu a {
  padding: .8rem .75rem;
  border-radius: 10px;
}
.nav-mobile-submenu a:hover {
  background: color-mix(in oklab, var(--brand-600) 15%, transparent);
}

/* Services dropdown button variants */
.nav-dropbtn.nav-variant-outline {
  padding: .6rem .95rem;
  border-radius: 12px;
  border: 1px solid color-mix(in oklab, var(--brand-400) 65%, transparent);
  color: var(--text);
  font-weight: 600;
}
.nav-dropbtn.nav-variant-outline:hover,
.nav-dropdown:focus-within .nav-dropbtn.nav-variant-outline {
  background: color-mix(in oklab, var(--brand-400) 20%, transparent);
}

/* Chevron polish */
.nav-dropbtn .chev {
  opacity: .8;
  transition: transform .15s ease, opacity .15s ease;
}
.nav-dropdown:hover .chev,
.nav-dropbtn[aria-expanded="true"] .chev {
  transform: rotate(180deg);
  opacity: 1;
}

/* ============================
   Case Studies page styles
   ============================ */
.eyebrow {
  display: inline-block;
  font-size: .85rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  background: color-mix(in oklab, var(--brand-600) 20%, transparent);
  padding: .35rem .6rem;
  border-radius: 999px;
  margin-bottom: .75rem;
  color: var(--brand-700);
  width: fit-content;
}

.lead { font-size: clamp(1rem, .95rem + .4vw, 1.15rem); }
.muted { color: var(--muted); }

.grid {
  display: grid;
  gap: var(--gap);
  justify-content: start;
  justify-items: stretch;
}
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 860px) { .grid-2 { grid-template-columns: 1fr; } }

.case-card { padding: 1.25rem; text-align: left; }
.case-card h2 { margin-bottom: .35rem; }

.meta { display: flex; flex-wrap: wrap; gap: .5rem; margin: .6rem 0 .8rem; }

.pill {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .25rem .55rem;
  border-radius: 999px;
  font-size: .9rem;
  color: var(--muted);
  border: 1px dashed color-mix(in oklab, var(--muted) 35%, transparent);
  background: color-mix(in oklab, var(--card) 70%, transparent);
}

.divider {
  height: 1px;
  background: color-mix(in oklab, var(--muted) 25%, transparent);
  margin: 1rem 0;
}

/* Replace inline section padding tweaks */
.section-tight-bottom { padding-bottom: clamp(20px, 3vw, 40px); }
.section-tight-top { padding-top: clamp(10px, 2vw, 24px); }

/* Replace inline max-width */
.measure-75 { max-width: 75ch; }

/* Replace inline CTA row */
.cta-row {
  display: flex;
  gap: .75rem;
  flex-wrap: wrap;
  margin-top: .25rem;
}

/* CTA band styling (replaces inline padding + text-align + margins) */
.cta-band { padding: 1.5rem; text-align: left; }
.cta-band h2 { margin-bottom: .25rem; }
.cta-band p { margin-bottom: 1rem; }

/* Footer meta row */
.footer-meta {
  margin-top: 1.25rem;
  display: flex;
  justify-content: space-between;
  gap: .75rem;
  flex-wrap: wrap;
}

/* Optional utility if you still want the support link hidden */
.is-hidden { display: none !important; }

/* ============================
   Footer
   ============================ */
footer { padding: 40px 0; border-top: 1px solid color-mix(in oklab, var(--muted) 30%, transparent); }

.footer-grid {
  display: grid;
  gap: var(--gap);
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
}
@media (max-width: 880px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }

.footer h3 { font-size: 1rem; }
.footer a { color: var(--muted); }