/* ─── RESET & BASE ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0a0a0a;
  --bg-dark: #060606;
  --surface: #111111;
  --border: #1e1e1e;
  --accent: #e8ff47;
  --text: #f0f0f0;
  --muted: #888;
  --light-text: #c8c8c8;
  --font: 'Inter', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ─── NAV ─── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 18px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
}

.logo-dot { color: var(--accent); }

.nav-links { display: flex; align-items: center; gap: 24px; }

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}

.nav-link:hover { color: var(--text); }

.nav-cta {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
  border: 1px solid var(--border);
  padding: 8px 18px;
  border-radius: 6px;
  transition: border-color 0.2s, color 0.2s;
}

.nav-cta:hover { border-color: var(--accent); color: var(--accent); }

/* ─── HERO ─── */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding: 80px 32px;
  border-bottom: 1px solid var(--border);
}

.hero-inner {
  max-width: 780px;
  margin: 0 auto;
}

.eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}

h1 {
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--light-text);
  max-width: 560px;
  margin-bottom: 48px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ─── BUTTONS ─── */
.btn-primary {
  display: inline-block;
  background: var(--accent);
  color: #0a0a0a;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: 6px;
  text-decoration: none;
  transition: opacity 0.2s, transform 0.15s;
}

.btn-primary:hover { opacity: 0.88; transform: translateY(-1px); }
.btn-primary.large { font-size: 1rem; padding: 16px 36px; }

.btn-ghost {
  display: inline-block;
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 14px 28px;
  border-radius: 6px;
  text-decoration: none;
  border: 1px solid var(--border);
  transition: color 0.2s, border-color 0.2s;
}

.btn-ghost:hover { color: var(--text); border-color: #444; }

/* ─── SECTIONS ─── */
.section { padding: 100px 32px; border-bottom: 1px solid var(--border); }
.section.dark { background: var(--bg-dark); }

.container {
  max-width: 1100px;
  margin: 0 auto;
}

.contact-inner { text-align: center; }

.label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}

.label.light { color: #555; }

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.15;
  margin-bottom: 24px;
}

h2.light { color: var(--text); }

.section-sub {
  font-size: 1.05rem;
  color: var(--light-text);
  max-width: 600px;
  line-height: 1.75;
  margin-bottom: 64px;
}

.section-sub.light { color: #888; margin: 0 auto 48px; }

/* ─── PILLARS ─── */
.pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  margin-top: 64px;
}

.pillar {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 36px 32px;
}

.pillar-icon { font-size: 1.5rem; display: block; margin-bottom: 16px; }

.pillar h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.pillar p { font-size: 0.95rem; color: var(--light-text); line-height: 1.7; }

/* ─── VERTICALS ─── */
.verticals {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
  margin-top: 64px;
}

.vertical-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 40px 36px;
}

.vertical-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(232, 255, 71, 0.3);
  padding: 4px 12px;
  border-radius: 4px;
  margin-bottom: 20px;
}

.vertical-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
  line-height: 1.3;
}

.vertical-card > p {
  font-size: 0.95rem;
  color: var(--light-text);
  line-height: 1.75;
  margin-bottom: 24px;
}

.feature-list {
  list-style: none;
  margin-bottom: 28px;
}

.feature-list li {
  font-size: 0.9rem;
  color: var(--light-text);
  padding: 7px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}

.feature-list li::before {
  content: "→";
  color: var(--accent);
  font-size: 0.85rem;
}

.vertical-quote {
  font-size: 0.9rem;
  font-style: italic;
  color: var(--muted);
  margin-top: 4px;
}

/* ─── STEPS ─── */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 40px;
  margin-top: 64px;
}

.step { position: relative; }

.step-num {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--border);
  letter-spacing: -0.04em;
  margin-bottom: 16px;
  line-height: 1;
}

.step h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.step p { font-size: 0.93rem; color: var(--light-text); line-height: 1.7; }

/* ─── WHY GRID ─── */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  margin-top: 64px;
}

.why-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 36px 32px;
}

.why-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.35;
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}

.why-card p { font-size: 0.95rem; color: var(--light-text); line-height: 1.7; }

/* ─── BLOG ─── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
  margin-top: 64px;
}

.blog-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s, transform 0.15s;
  display: flex;
  flex-direction: column;
}

.blog-card:hover { border-color: #444; transform: translateY(-2px); }

.blog-card-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  padding: 20px 28px 0;
}

.blog-card-body { padding: 16px 28px 28px; flex: 1; display: flex; flex-direction: column; }

.blog-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.4;
  margin-bottom: 12px;
}

.blog-card p { font-size: 0.92rem; color: var(--light-text); line-height: 1.7; flex: 1; }

.blog-card-meta {
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 20px;
}

/* ─── ARTICLE ─── */
.article-header { padding: 80px 32px 40px; border-bottom: 1px solid var(--border); }

.article-header-inner { max-width: 740px; margin: 0 auto; }

.article-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.article-header h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: 20px;
}

.article-header .article-meta { font-size: 0.85rem; color: var(--muted); }

.article-body {
  max-width: 740px;
  margin: 0 auto;
  padding: 60px 32px 100px;
}

.article-body p {
  font-size: 1.05rem;
  color: var(--light-text);
  line-height: 1.85;
  margin-bottom: 28px;
}

.article-body h2 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 48px 0 16px;
  color: var(--text);
}

.article-body h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 32px 0 12px;
  color: var(--text);
}

.article-body ul {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
}

.article-body ul li {
  font-size: 1rem;
  color: var(--light-text);
  padding: 8px 0 8px 20px;
  border-bottom: 1px solid var(--border);
  position: relative;
  line-height: 1.7;
}

.article-body ul li::before {
  content: "→";
  color: var(--accent);
  position: absolute;
  left: 0;
  font-size: 0.85rem;
}

.article-body blockquote {
  border-left: 3px solid var(--accent);
  padding: 4px 0 4px 24px;
  margin: 32px 0;
  font-size: 1.1rem;
  font-style: italic;
  color: var(--text);
}

.article-cta {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 40px;
  margin-top: 60px;
  text-align: center;
}

.article-cta h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text);
}

.article-cta p {
  font-size: 0.95rem;
  margin-bottom: 24px;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--muted);
  text-decoration: none;
  margin-bottom: 32px;
  transition: color 0.2s;
}

.back-link:hover { color: var(--text); }

/* ─── FOOTER ─── */
footer {
  padding: 32px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copy { font-size: 0.82rem; color: var(--muted); }

.footer-nav { display: flex; gap: 24px; }
.footer-nav a { font-size: 0.85rem; color: var(--muted); text-decoration: none; transition: color 0.2s; }
.footer-nav a:hover { color: var(--text); }

/* ─── RESPONSIVE ─── */
@media (max-width: 640px) {
  .nav-inner, .hero, .section, footer { padding-left: 20px; padding-right: 20px; }
  .hero { min-height: 80vh; padding-top: 60px; padding-bottom: 60px; }
  .hero-actions { flex-direction: column; }
  .btn-primary, .btn-ghost { text-align: center; }
}