/* SwarmNet Solutions — base styles */
:root {
  --color-bg: #0b0f19;
  --color-surface: #11162489;
  --color-surface-solid: #131a2b;
  --color-border: #232b3d;
  --color-text: #e6e9f0;
  --color-text-dim: #9aa4b6;
  --color-accent: #5b8cff;
  --color-accent-2: #7ce0c6;
  --radius: 10px;
  --max-width: 1120px;
  font-size: 16px;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

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

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header / Nav */
.site-header {
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  background: rgba(11, 15, 25, 0.92);
  backdrop-filter: blur(6px);
  z-index: 50;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
}

.nav .logo {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-text);
  letter-spacing: 0.02em;
}

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

.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--color-text-dim);
  font-weight: 500;
  font-size: 0.95rem;
}

.nav-links a.active,
.nav-links a:hover {
  color: var(--color-text);
  text-decoration: none;
}

.nav-cta {
  padding: 8px 18px;
  border-radius: 999px;
  background: var(--color-accent);
  color: #ffffff;
  font-weight: 600;
  font-size: 0.9rem;
}

.nav-cta:hover {
  opacity: 0.9;
  text-decoration: none;
}

.nav-toggle {
  display: none;
}

/* Hero */
.hero {
  padding: 96px 0 72px;
  text-align: center;
}

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-2);
  margin-bottom: 18px;
}

.hero h1 {
  font-size: 2.6rem;
  line-height: 1.2;
  margin: 0 0 20px;
  max-width: 860px;
  margin-left: auto;
  margin-right: auto;
}

.hero p.lead {
  font-size: 1.15rem;
  color: var(--color-text-dim);
  max-width: 680px;
  margin: 0 auto 32px;
}

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

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
}

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

.btn-primary:hover {
  opacity: 0.9;
  text-decoration: none;
}

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

.btn-secondary:hover {
  border-color: var(--color-accent);
  text-decoration: none;
}

/* Sections */
section {
  padding: 72px 0;
}

section.alt {
  background: var(--color-surface-solid);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section-heading {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}

.section-heading .eyebrow {
  display: block;
}

.section-heading h2 {
  font-size: 2rem;
  margin: 8px 0 12px;
}

.section-heading p {
  color: var(--color-text-dim);
}

/* Grid / Cards */
.grid {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(3, 1fr);
}

.grid.cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid.cols-4 {
  grid-template-columns: repeat(4, 1fr);
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px;
}

.card h3 {
  margin-top: 0;
  font-size: 1.1rem;
}

.card p {
  color: var(--color-text-dim);
  margin-bottom: 0;
  font-size: 0.95rem;
}

.card .icon {
  font-size: 1.6rem;
  margin-bottom: 14px;
  display: block;
}

/* Industry tags */
.tag-list {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

.tag {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 0.9rem;
  color: var(--color-text-dim);
}

/* Steps */
.steps {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(3, 1fr);
  counter-reset: step;
}

.step {
  position: relative;
  padding: 28px 24px 24px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.step::before {
  counter-increment: step;
  content: counter(step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
  font-weight: 700;
  margin-bottom: 14px;
}

/* Two column layout */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.two-col h2 {
  font-size: 1.8rem;
  margin-top: 0;
}

.two-col p {
  color: var(--color-text-dim);
}

.two-col ul {
  padding-left: 20px;
  color: var(--color-text-dim);
}

.two-col ul li {
  margin-bottom: 10px;
}

/* Placeholder visual block */
.visual-placeholder {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: linear-gradient(135deg, #16203a, #101728);
  min-height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-dim);
  font-size: 0.9rem;
  overflow: hidden;
  padding: 4px;
}

.visual-placeholder img {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: calc(var(--radius) - 2px);
}

/* CTA banner */
.cta-banner {
  text-align: center;
  padding: 64px 0;
  background: var(--color-surface-solid);
  border-top: 1px solid var(--color-border);
}

.cta-banner h2 {
  margin: 0 0 12px;
  font-size: 1.8rem;
}

.cta-banner p {
  color: var(--color-text-dim);
  margin-bottom: 28px;
}

/* Contact form */
.form-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 36px;
  max-width: 560px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.9rem;
  color: var(--color-text-dim);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  background: #0d1220;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  color: var(--color-text);
  font-size: 0.95rem;
  font-family: inherit;
}

.form-group textarea {
  resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 48px 0 32px;
  color: var(--color-text-dim);
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}

.footer-grid h4 {
  color: var(--color-text);
  font-size: 0.9rem;
  margin: 0 0 14px;
}

.footer-grid ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-grid ul li {
  margin-bottom: 8px;
}

.footer-grid ul li a {
  color: var(--color-text-dim);
  font-size: 0.9rem;
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

/* Page header (non-home pages) */
.page-header {
  padding: 64px 0 32px;
  text-align: center;
}

.page-header h1 {
  font-size: 2.2rem;
  margin: 8px 0 16px;
}

.page-header p {
  color: var(--color-text-dim);
  max-width: 640px;
  margin: 0 auto;
}

/* Table */
table.compare {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

table.compare th,
table.compare td {
  padding: 14px 18px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.92rem;
}

table.compare th {
  color: var(--color-text-dim);
  font-weight: 600;
  background: var(--color-surface-solid);
}

table.compare td {
  color: var(--color-text-dim);
}

/* Responsive */
@media (max-width: 900px) {
  .grid,
  .grid.cols-2,
  .grid.cols-4,
  .steps,
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .two-col {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .grid,
  .grid.cols-2,
  .grid.cols-4,
  .steps,
  .footer-grid {
    grid-template-columns: 1fr;
  }
}