/* ProHelp, Inc – Pure HTML/CSS styles (no JS) */
/* Design tokens */
:root {
  --bg: 0 0% 100%;
  --fg: 222 47% 11%;
  --muted: 215 16% 47%;
  --surface: 0 0% 100%;
  --surface-2: 210 40% 98%;
  --border: 214 32% 91%;
  --primary: 224 76% 48%;
  --primary-contrast: 0 0% 100%;
  --ring: 217 91% 60%;
}

/* Reset & base */
*,*::before,*::after { box-sizing: border-box; }
html,body { height: 100%; }
body { margin: 0; font-family: system-ui, -apple-system, Segoe UI, Roboto, Inter, Arial, sans-serif; color: hsl(var(--fg)); background: hsl(var(--bg)); line-height: 1.6; }
img { max-width: 100%; display: block; }
:focus-visible { outline: 3px solid hsl(var(--ring)); outline-offset: 2px; }

/* Helpers */
.container { width: min(1100px, 95%); margin-inline: auto; }
.section { padding: 4rem 0; }
.section-title { font-size: clamp(1.5rem, 1.1rem + 1.5vw, 2rem); line-height: 1.2; }
.section-subtitle { color: hsl(var(--muted)); margin-top: .5rem; }
.section-alt { background: hsl(var(--surface-2)); }
.grid { display: grid; gap: 1.25rem; }
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: 1fr; }
@media (min-width: 768px) {
  .grid-2 { grid-template-columns: 1.2fr .8fr; }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* Header */
.skip-link { position: absolute; left: -999px; top: -999px; }
.skip-link:focus { left: 1rem; top: 1rem; background: hsl(var(--primary)); color: hsl(var(--primary-contrast)); padding: .5rem .75rem; border-radius: .5rem; z-index: 1000; }
.site-header { position: sticky; top: 0; z-index: 50; backdrop-filter: saturate(140%) blur(6px); background: color-mix(in oklab, white 65%, transparent); border-bottom: 1px solid hsl(var(--border)); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { font-weight: 700; letter-spacing: .2px; color: hsl(var(--fg)); text-decoration: none; }
.nav { display: none; gap: 1.25rem; }
.nav a { color: hsl(var(--muted)); text-decoration: none; }
.nav a:hover { color: hsl(var(--fg)); }
@media (min-width: 768px) { .nav { display: inline-flex; } }

/* Hero */
.hero { position: relative; overflow: hidden; }
.hero-inner { text-align: center; padding: 3rem 0; }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: .75rem; color: hsl(var(--muted)); }
.hero h1 { margin: .5rem 0 0; font-size: clamp(2rem, 1.5rem + 1.8vw, 3rem); line-height: 1.1; }
.lead { color: hsl(var(--muted)); margin: 1rem auto 0; max-width: 46rem; }
.actions { margin-top: 2rem; display: flex; justify-content: center; gap: .75rem; flex-wrap: wrap; }
.hero { background: radial-gradient(60rem 40rem at 50% -10%, hsl(var(--ring)/.25), transparent 60%), linear-gradient(180deg, hsl(var(--surface)) 0%, hsl(var(--bg)) 100%); }

/* Cards */
.card { background: hsl(var(--surface)); border: 1px solid hsl(var(--border)); border-radius: .75rem; padding: 1.25rem; box-shadow: 0 8px 24px -16px hsl(var(--ring)/.3); }
.card h3 { margin: .25rem 0 .25rem; font-size: 1.05rem; }
.card p { color: hsl(var(--muted)); margin: .5rem 0 0; }

/* Buttons */
.btn { --bg: var(--surface); --fg: var(--fg);
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem; height: 44px; padding: 0 1rem; border-radius: .65rem; border: 1px solid hsl(var(--border)); color: hsl(var(--fg)); text-decoration: none; transition: transform .08s ease, filter .15s ease, background .15s ease; }
.btn:hover { filter: brightness(1.03); }
.btn:active { transform: translateY(1px); }
.btn-primary { background: linear-gradient(135deg, hsl(var(--primary)) 0%, hsl(var(--ring)) 100%); color: hsl(var(--primary-contrast)); border-color: color-mix(in oklab, hsl(var(--primary)) 60%, transparent); box-shadow: 0 10px 30px -12px hsl(var(--ring)/.45); }
.btn-outline { background: transparent; color: hsl(var(--fg)); }

/* Forms */
.form { display: grid; gap: 1rem; }
.field { display: grid; gap: .4rem; }
label { font-size: .9rem; }
input, textarea { font: inherit; color: hsl(var(--fg)); background: hsl(var(--surface)); border: 1px solid hsl(var(--border)); border-radius: .5rem; padding: .65rem .75rem; }
input::placeholder, textarea::placeholder { color: color-mix(in oklab, hsl(var(--muted)) 85%, hsl(var(--fg))); }
textarea { resize: vertical; }

/* Footer */
.site-footer { border-top: 1px solid hsl(var(--border)); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.5rem 0; flex-wrap: wrap; }
.footer-nav { display: inline-flex; gap: 1rem; }
.footer-nav a, .link { color: hsl(var(--muted)); text-decoration: none; }
.footer-nav a:hover, .link:hover { color: hsl(var(--fg)); }

/* Smooth scroll */
html { scroll-behavior: smooth; }