/* Tazkiyah Technologies — tazkiyah.co landing page
   Plain CSS, no build step. Light/dark via prefers-color-scheme. */

:root {
  --bg: #ffffff;
  --bg-soft: #f6f7f8;
  --text: #16191d;
  --text-soft: #565d66;
  --border: #e4e6e9;
  --accent: #0f766e;
  --accent-hover: #0c5d57;
  --accent-contrast: #ffffff;
  --radius: 14px;
  --maxw: 1080px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial,
    "Apple Color Emoji", "Segoe UI Emoji", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1117;
    --bg-soft: #161b22;
    --text: #e8eaed;
    --text-soft: #9aa4af;
    --border: #262c34;
    --accent: #4fd1c5;
    --accent-hover: #6fe0d6;
    --accent-contrast: #08302c;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3 { line-height: 1.2; letter-spacing: -0.02em; }

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: var(--accent-contrast);
  padding: 10px 16px;
  border-radius: 0 0 8px 0;
  z-index: 100;
}
.skip:focus { left: 0; }

/* Header */
.site {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--bg);
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--border);
}
.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: 16px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 650;
}
.brand:hover { text-decoration: none; }
.brand-mark { color: var(--accent); display: inline-flex; }
.brand-name { font-size: 16px; letter-spacing: -0.01em; }

.nav { display: flex; align-items: center; gap: 26px; }
.nav a { color: var(--text-soft); font-size: 15px; font-weight: 500; }
.nav a:hover { color: var(--text); text-decoration: none; }
.nav-cta {
  color: var(--text) !important;
  border: 1px solid var(--border);
  padding: 7px 15px;
  border-radius: 999px;
}
.nav-cta:hover { border-color: var(--accent); }

@media (max-width: 620px) {
  .nav { gap: 16px; }
  .nav a:not(.nav-cta) { display: none; }
  .brand-name { font-size: 15px; }
}

/* Hero */
.hero {
  padding-top: 92px;
  padding-bottom: 72px;
}
.eyebrow {
  margin: 0 0 18px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 12.5px;
  font-weight: 650;
  color: var(--accent);
}
.hero h1 {
  margin: 0 0 22px;
  font-size: clamp(2.1rem, 5.2vw, 3.5rem);
  font-weight: 700;
}
.lede {
  margin: 0;
  max-width: 46ch;
  font-size: clamp(1.05rem, 2.2vw, 1.2rem);
  color: var(--text-soft);
}
.cta-row {
  margin-top: 34px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  border: 1px solid transparent;
  transition: background-color .15s ease, border-color .15s ease, transform .15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: var(--accent-contrast); }
.btn-primary:hover { background: var(--accent-hover); }
.btn-ghost { border-color: var(--border); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent); }

/* Sections */
.section {
  padding-top: 64px;
  padding-bottom: 64px;
  border-top: 1px solid var(--border);
}
.section-title {
  margin: 0 0 8px;
  font-size: clamp(1.5rem, 3.4vw, 2rem);
  font-weight: 680;
}
.section-note, .section-title + .grid, .section-title + .steps { margin-top: 28px; }
.section-note { margin: 0; color: var(--text-soft); }
.section-note em, .fineprint em { opacity: .8; }

/* Card grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}
.card {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.card h3 { margin: 0 0 8px; font-size: 1.12rem; font-weight: 640; }
.card p { margin: 0; color: var(--text-soft); font-size: 15.5px; }

/* Steps */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 26px;
}
.step-num {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent);
}
.step h3 { margin: 10px 0 6px; font-size: 1.12rem; }
.step p { margin: 0; color: var(--text-soft); font-size: 15.5px; }

/* Contact */
.contact .lede { margin-bottom: 26px; }
.fineprint { color: var(--text-soft); font-size: 13.5px; margin-top: 10px; }

/* Footer */
.site-foot {
  border-top: 1px solid var(--border);
  padding: 28px 0;
  color: var(--text-soft);
  font-size: 14px;
}
.foot-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.foot-links { display: flex; gap: 20px; }
.foot-links a { color: var(--text-soft); }
.foot-links a:hover { color: var(--text); }