:root {
  --bg: #05070b;
  --bg-panel: #10131b;
  --bg-panel-soft: #151925;
  --text-main: #f5f7fb;
  --text-soft: #a9b1c6;
  --accent: #2f86ff;
  --accent-soft: #1b2b45;
  --border-soft: #252b3a;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background-color: var(--bg);
  color: var(--text-main);
  line-height: 1.5;
}

/* TOP BAR */

.top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 7vw;
  background: radial-gradient(circle at top left, #121827, #05070b);
  border-bottom: 1px solid var(--border-soft);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo-circle-row {
  display: flex;
  gap: 6px;
}

.logo-circle-row .dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 10px rgba(47, 134, 255, 0.9);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-main {
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 14px;
}

.brand-sub {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--text-soft);
}

.top-meta {
  text-align: right;
  font-size: 12px;
}

.top-line {
  color: var(--text-soft);
}

.top-link {
  color: var(--accent);
  text-decoration: none;
}

.top-link:hover {
  text-decoration: underline;
}

/* HERO */

.hero {
  position: relative;
  padding: 70px 7vw 60px;
  background: url('images/groundwork-hero.jpg') center/cover no-repeat;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to bottom, rgba(5,7,11,0.72), rgba(5,7,11,0.88)),
    radial-gradient(circle at top left, rgba(47,134,255,0.25), transparent 50%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  max-width: 960px;
}

.hero h1 {
  font-size: clamp(34px, 4vw, 46px);
  margin: 0 0 10px;
}

.hero h1 span {
  color: var(--accent);
}

.hero-tag {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 11px;
  color: var(--text-soft);
  margin-top: 4px;
}

.hero-body {
  max-width: 680px;
  color: var(--text-soft);
  margin-top: 14px;
  font-size: 15px;
  line-height: 1.7;
}

.hero-support {
  max-width: 680px;
  color: var(--text-soft);
  margin-top: 12px;
  font-size: 14px;
  line-height: 1.7;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border: 1px solid var(--accent);
}

.btn-primary:hover {
  background: #1a6fdf;
  border-color: #1a6fdf;
}

.btn-secondary {
  background: transparent;
  color: var(--text-main);
  border: 1px solid var(--border-soft);
}

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* CONTENT SECTIONS */

.content-section {
  padding: 50px 7vw 56px;
  border-top: 1px solid var(--border-soft);
}

.content-section.alt {
  background: linear-gradient(180deg, var(--bg-panel), var(--bg));
}

.section-inner {
  max-width: 780px;
}

.content-section h2 {
  font-size: clamp(22px, 2.6vw, 28px);
  margin: 0 0 14px;
  color: var(--text-main);
}

.section-intro {
  color: var(--text-soft);
  font-size: 15px;
  line-height: 1.7;
  margin: 0 0 22px;
}

.detail-list {
  list-style: none;
  padding: 0;
  margin: 0 0 18px;
}

.detail-list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 12px;
  font-size: 14px;
  color: var(--text-soft);
  line-height: 1.65;
}

.detail-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--accent);
}

.detail-list li strong {
  color: var(--text-main);
}

.steps-list {
  list-style: none;
  padding: 0;
  margin: 0 0 18px;
  counter-reset: step;
}

.steps-list li {
  position: relative;
  padding-left: 38px;
  margin-bottom: 16px;
  font-size: 14px;
  color: var(--text-soft);
  line-height: 1.65;
  counter-increment: step;
}

.steps-list li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 26px;
  height: 26px;
  border-radius: 999px;
  background: var(--accent-soft);
  border: 1px solid var(--accent);
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.steps-list li strong {
  color: var(--text-main);
}

.section-note {
  margin-top: 16px;
  padding: 14px 18px;
  background: linear-gradient(135deg, rgba(15,24,40,0.7), rgba(5,7,11,0.7));
  border-radius: 6px;
  border: 1px solid var(--border-soft);
  font-size: 13px;
  color: var(--text-soft);
  line-height: 1.6;
}

/* FOOTER */

.site-footer {
  padding: 26px 7vw 32px;
  border-top: 1px solid var(--border-soft);
  background: #05070b;
  font-size: 13px;
  color: var(--text-soft);
}

.site-footer a {
  color: var(--accent);
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
}

.foot-small {
  margin-top: 6px;
  font-size: 11px;
}

/* RESPONSIVE */

@media (max-width: 900px) {
  .top-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .top-meta {
    text-align: left;
  }

  .hero {
    padding: 50px 7vw 40px;
  }

  .content-section {
    padding: 36px 7vw 40px;
  }
}