/* NeoDesk marketing site — shared styles (matched to app palette) */
:root {
  /* neutrals — slate tones from app */
  --bg: #f8fafc;            /* slate-50 */
  --bg-2: #f1f5f9;          /* slate-100 */
  --surface: #ffffff;
  --ink: #0f172a;           /* slate-900 */
  --ink-2: #334155;         /* slate-700 */
  --ink-3: #475569;         /* slate-600 */
  --mute: #64748b;          /* slate-500 */
  --line: #e2e8f0;          /* slate-200 */
  --line-2: #cbd5e1;        /* slate-300 */

  /* brand — blue gradient from app sidebar/logo */
  --brand-500: #3b82f6;     /* blue-500 */
  --brand-600: #2563eb;     /* blue-600 */
  --brand-700: #1d4ed8;     /* blue-700 */
  --brand-ink: #ffffff;
  --brand-soft: #eff6ff;    /* blue-50 */
  --brand-soft-2: #dbeafe;  /* blue-100 */

  /* dark sidebar gradient from app */
  --sb-1: #0f172a;          /* slate-900 */
  --sb-2: #1e293b;          /* slate-800 */
  --sb-3: #334155;          /* slate-700 */

  --ok: #16a34a;
  --warn: #d97706;
  --danger: #dc2626;

  --radius: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 2px rgba(15,23,42,.05);
  --shadow-md: 0 6px 24px -8px rgba(15,23,42,.12), 0 2px 6px rgba(15,23,42,.05);
  --shadow-brand: 0 10px 30px -10px rgba(37, 99, 235, .35);

  --font-sans: "Inter Tight", -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-serif: "Fraunces", Georgia, serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }

h1, h2, h3, h4 { font-family: var(--font-sans); font-weight: 600; letter-spacing: -0.025em; margin: 0; line-height: 1.1; color: var(--ink); }
h1 { font-size: clamp(44px, 6vw, 80px); letter-spacing: -0.04em; font-weight: 700; }
h2 { font-size: clamp(30px, 3.2vw, 44px); letter-spacing: -0.03em; }
h3 { font-size: 22px; }
p { margin: 0; text-wrap: pretty; }

.container { max-width: 1240px; margin: 0 auto; padding: 0 32px; }
.container-narrow { max-width: 880px; margin: 0 auto; padding: 0 32px; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(248, 250, 252, .82);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: -0.02em; font-size: 18px; color: var(--ink); }
.brand-mark {
  width: 28px; height: 28px; border-radius: 8px;
  background: linear-gradient(135deg, var(--brand-500), var(--brand-600));
  color: #fff;
  display: grid; place-items: center;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 700;
  box-shadow: 0 2px 6px rgba(37,99,235,.25);
}
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { font-size: 14px; color: var(--ink-3); font-weight: 500; }
.nav-links a:hover { color: var(--ink); }
.nav-cta { display: flex; align-items: center; gap: 10px; }

/* mobile nav */
.nav-toggle {
  display: none; background: transparent; border: 1px solid var(--line);
  border-radius: 10px; width: 40px; height: 40px; padding: 0; cursor: pointer;
  align-items: center; justify-content: center;
}
.nav-toggle:hover { background: var(--bg-2); }
.nav-toggle span { display: block; width: 18px; height: 2px; background: var(--ink); border-radius: 2px;
  position: relative; transition: transform .25s ease, opacity .2s ease; }
.nav-toggle span::before, .nav-toggle span::after { content: ""; position: absolute; left: 0; width: 18px; height: 2px;
  background: var(--ink); border-radius: 2px; transition: transform .25s ease; }
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after  { top: 6px; }
.nav-toggle.open span { background: transparent; }
.nav-toggle.open span::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle.open span::after  { transform: translateY(-6px) rotate(-45deg); }

.mobile-menu {
  display: none; position: fixed; inset: 64px 0 0; z-index: 49;
  background: rgba(248, 250, 252, .98); backdrop-filter: blur(12px);
  padding: 24px 20px 40px; overflow-y: auto;
}
.mobile-menu.open { display: block; }
.mobile-menu a { display: block; padding: 14px 4px; font-size: 17px; font-weight: 500; color: var(--ink);
  border-bottom: 1px solid var(--line); }
.mobile-menu a:active { color: var(--brand-600); }
.mobile-menu .cta-row { display: grid; gap: 10px; margin-top: 28px; }
.mobile-menu .cta-row .btn { width: 100%; justify-content: center; }
body.menu-open { overflow: hidden; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 18px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, background .15s ease, border-color .15s ease, box-shadow .15s ease;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--brand-500), var(--brand-600));
  color: #fff;
  box-shadow: 0 4px 12px -2px rgba(37,99,235,.3);
}
.btn-primary:hover { box-shadow: 0 8px 20px -4px rgba(37,99,235,.45); transform: translateY(-1px); }
.btn-ghost { background: #fff; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { background: var(--bg-2); border-color: var(--line-2); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: #000; }
.btn-lg { padding: 14px 24px; font-size: 15px; border-radius: 12px; }

.chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px;
  background: var(--brand-soft);
  border: 1px solid var(--brand-soft-2);
  border-radius: 999px;
  font-size: 12px;
  color: var(--brand-700);
  font-family: var(--font-mono);
  letter-spacing: .02em;
  font-weight: 500;
}
.chip .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--brand-500); box-shadow: 0 0 0 3px rgba(59,130,246,.15); }

/* Footer */
footer {
  margin-top: 120px;
  border-top: 1px solid var(--line);
  padding: 56px 0 36px;
  background: #fff;
}
.foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
.foot-col h5 { font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--mute); margin: 0 0 16px; font-weight: 600; }
.foot-col a { display: block; font-size: 14px; color: var(--ink-3); padding: 4px 0; }
.foot-col a:hover { color: var(--brand-600); }
.foot-bottom { margin-top: 42px; padding-top: 20px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; font-size: 13px; color: var(--mute); }

@media (max-width: 780px) {
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .nav-links { display: none; }
  .nav-cta .btn-ghost { display: none; }
  .nav-toggle { display: inline-flex; }
  .container, .container-narrow { padding: 0 20px; }
}
@media (max-width: 560px) {
  .foot-grid { grid-template-columns: 1fr; gap: 28px; }
  .foot-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

.eyebrow { font-family: var(--font-mono); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--brand-600); font-weight: 500; }
.divider { height: 1px; background: var(--line); margin: 40px 0; }
.muted { color: var(--mute); }
.serif { font-family: var(--font-serif); font-weight: 400; }
.mono { font-family: var(--font-mono); }