/* ═══════════════════════════════════════════════════════════ */
/* Harbour — Black Brutalist Futurist                         */
/* ═══════════════════════════════════════════════════════════ */

:root {
  --h-bg: #000;
  --h-fg: #fff;
  --h-fg-dim: rgba(255, 255, 255, 0.7);
  --h-card: rgba(255, 255, 255, 0.02);
  --h-border: rgba(255, 255, 255, 0.08);
  --h-border-hard: rgba(255, 255, 255, 0.15);
  --h-muted: rgb(100 100 110);
  --h-accent: #fff;
  --h-green: #00ff88;
  --h-green-dim: rgba(0, 255, 136, 0.1);
  --h-red: #ff3333;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--h-bg);
  color: var(--h-fg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Noise texture overlay */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
  z-index: 9999;
}

/* ─── Box Corners ─────────────────────────────────────────── */
.box-corners {
  position: relative;
}
.box-corners::before,
.box-corners::after {
  content: '';
  position: absolute;
  width: 12px;
  height: 12px;
  border-color: var(--h-fg);
  border-style: solid;
  pointer-events: none;
  z-index: 2;
}
.box-corners::before {
  top: -1px;
  left: -1px;
  border-width: 2px 0 0 2px;
}
.box-corners::after {
  bottom: -1px;
  right: -1px;
  border-width: 0 2px 2px 0;
}

.box-corners-extra::before {
  top: -1px;
  right: -1px;
  left: auto;
  border-width: 2px 2px 0 0;
}
.box-corners-extra::after {
  bottom: -1px;
  left: -1px;
  right: auto;
  border-width: 0 0 2px 2px;
}

.box-corners-green::before,
.box-corners-green::after {
  border-color: var(--h-green);
}

/* ─── Navigation ──────────────────────────────────────────── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--h-border);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.875rem 1.5rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo-img {
  height: 20px;
  max-height: 20px;
  width: auto;
  max-width: 140px;
  display: block;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  color: var(--h-muted);
  text-decoration: none;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--h-fg); }

a.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1.25rem;
  background: var(--h-fg);
  border: none;
  color: var(--h-bg);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-decoration: none;
  cursor: pointer;
  transition: opacity 0.15s;
}
a.nav-cta:hover { opacity: 0.85; color: var(--h-bg); }
.nav-cta.box-corners::before,
.nav-cta.box-corners::after { border-color: var(--h-muted); }

.nav-hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--h-fg);
  cursor: pointer;
  padding: 0.5rem;
}

/* ─── Hero ────────────────────────────────────────────────── */
.hero {
  max-width: 1200px;
  margin: 0 auto;
  padding: 6rem 1.5rem 5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  min-height: calc(100vh - 55px);
}

.hero-eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--h-muted);
  margin-bottom: 1.5rem;
  border-left: 2px solid var(--h-fg);
  padding-left: 0.75rem;
}

.hero-headline {
  font-size: clamp(2.5rem, 5.5vw, 3.75rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.04em;
  margin-bottom: 1.75rem;
  text-transform: lowercase;
}

.rotating-wrapper {
  display: inline-block;
  position: relative;
  height: 1.15em;
  overflow: hidden;
  vertical-align: bottom;
  width: 100%;
  max-width: 460px;
}

.rotating-word {
  display: block;
  position: absolute;
  left: 0;
  width: 100%;
  font-family: 'JetBrains Mono', monospace;
  color: var(--h-green);
  font-weight: 700;
  white-space: nowrap;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease;
}

.rotating-word.active {
  transform: translateY(0);
  opacity: 1;
}

.rotating-word.above {
  transform: translateY(-110%);
  opacity: 0;
}

.rotating-word.below {
  transform: translateY(110%);
  opacity: 0;
}

.hero-sub {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--h-muted);
  max-width: 480px;
  margin-bottom: 2.5rem;
}

/* Install card */
.install-card {
  border: 1px solid var(--h-border-hard);
  background: var(--h-card);
  padding: 0;
  max-width: 520px;
}

.install-card-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-bottom: 1px solid var(--h-border);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.625rem;
  color: var(--h-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.install-card-header .dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--h-green);
  box-shadow: 0 0 6px var(--h-green);
}

.install-card-body {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1rem;
}

.install-cmd {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8125rem;
  color: var(--h-fg);
  white-space: nowrap;
  overflow-x: auto;
}

.install-cmd .dim { color: var(--h-muted); }
.install-cmd .accent { color: var(--h-green); }

.copy-btn {
  flex-shrink: 0;
  background: none;
  border: 1px solid var(--h-border-hard);
  color: var(--h-muted);
  padding: 0.3rem 0.75rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all 0.15s;
}
.copy-btn:hover {
  color: var(--h-fg);
  border-color: var(--h-fg);
}
.copy-btn.copied {
  color: var(--h-green);
  border-color: var(--h-green);
}

/* ─── Hero Demo Panel ─────────────────────────────────────── */
.demo-panel {
  border: 1px solid var(--h-border-hard);
  background: rgba(255, 255, 255, 0.01);
  height: 100%;
  min-height: 480px;
  max-height: 600px;
  display: flex;
  flex-direction: column;
}

.demo-tabs {
  display: flex;
  align-items: center;
  gap: 0;
  border-bottom: 1px solid var(--h-border);
  padding: 0 0.75rem;
}

.demo-tab {
  padding: 0.625rem 1rem;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--h-muted);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.625rem;
  cursor: pointer;
  transition: all 0.15s;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.demo-tab:hover { color: var(--h-fg); }
.demo-tab.active {
  color: var(--h-fg);
  border-bottom-color: var(--h-fg);
}

.demo-content {
  flex: 1;
  overflow-y: auto;
  padding: 1.25rem;
  position: relative;
}

.demo-pane {
  display: none;
  animation: fadeSlideIn 0.3s ease;
}
.demo-pane.active { display: block; }

.demo-step {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.demo-step-line {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.demo-step-dot {
  width: 7px;
  height: 7px;
  border-radius: 0;
  background: var(--h-fg);
  flex-shrink: 0;
  transform: rotate(45deg);
}
.demo-step-dot.green {
  background: var(--h-green);
  box-shadow: 0 0 8px rgba(0, 255, 136, 0.4);
}

.demo-step-connector {
  width: 1px;
  flex: 1;
  background: var(--h-border-hard);
  min-height: 20px;
}

.demo-step-body {
  flex: 1;
  min-width: 0;
}

.demo-step-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.625rem;
  color: var(--h-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.375rem;
}

.demo-code-block {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--h-border);
  border-radius: 0;
  padding: 0.75rem 1rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  line-height: 1.6;
  overflow-x: auto;
}

.demo-code-block .key { color: rgba(255, 255, 255, 0.5); }
.demo-code-block .str { color: var(--h-green); }
.demo-code-block .num { color: #fff; font-weight: 600; }
.demo-code-block .comment { color: rgba(255, 255, 255, 0.25); font-style: italic; }
.demo-code-block .fn { color: #fff; font-weight: 600; }

.demo-result {
  background: var(--h-green-dim);
  border: 1px solid rgba(0, 255, 136, 0.15);
  border-radius: 0;
  padding: 0.75rem 1rem;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--h-fg-dim);
}

.demo-result .label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.5625rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--h-green);
  margin-bottom: 0.375rem;
}

/* ─── Section Common ──────────────────────────────────────── */
.section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 7rem 1.5rem;
}

.section-eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.5625rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--h-muted);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  margin-bottom: 1rem;
  text-transform: lowercase;
}

.section-sub {
  font-size: 1rem;
  color: var(--h-muted);
  max-width: 550px;
  line-height: 1.7;
}

.section-divider {
  border: none;
  border-top: 1px solid var(--h-border);
  max-width: 1200px;
  margin: 0 auto;
}

/* ─── How It Works ────────────────────────────────────────── */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 3.5rem;
}

.step-card {
  border: 1px solid var(--h-border-hard);
  background: var(--h-card);
  padding: 2.25rem;
  transition: background 0.2s;
}
.step-card:hover {
  background: rgba(255, 255, 255, 0.03);
}
.step-card + .step-card {
  border-left: none;
}

.step-number {
  font-family: 'JetBrains Mono', monospace;
  font-size: 2rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.06);
  margin-bottom: 1.5rem;
  line-height: 1;
}

.step-icon {
  width: 36px;
  height: 36px;
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  background: none;
  border: 1px solid var(--h-border-hard);
  color: var(--h-fg);
}

.step-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.625rem;
  letter-spacing: -0.02em;
  text-transform: lowercase;
}

.step-desc {
  font-size: 0.8125rem;
  color: var(--h-muted);
  line-height: 1.7;
}

/* ─── Benefits ────────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 3.5rem;
}

.stat-card {
  border: 1px solid var(--h-border-hard);
  background: var(--h-card);
  padding: 2.25rem;
}
.stat-card + .stat-card {
  border-left: none;
}

.stat-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 2rem;
  font-weight: 800;
  color: var(--h-fg);
  margin-bottom: 0.5rem;
  line-height: 1;
}

.stat-label {
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  text-transform: lowercase;
  letter-spacing: -0.01em;
}

.stat-desc {
  font-size: 0.8125rem;
  color: var(--h-muted);
  line-height: 1.65;
}

/* Comparison */
.comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-top: 3.5rem;
}

.compare-col {
  border: 1px solid var(--h-border-hard);
  background: var(--h-card);
  padding: 2.25rem;
}
.compare-col + .compare-col {
  border-left: none;
}

.compare-col.with-harbour {
  border-color: var(--h-border-hard);
  background: rgba(0, 255, 136, 0.02);
}

.compare-header {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--h-border);
}
.compare-header.negative { color: var(--h-muted); }
.compare-header.positive { color: var(--h-green); }

.compare-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.compare-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--h-fg-dim);
}

.compare-icon {
  flex-shrink: 0;
  margin-top: 1px;
  font-weight: 700;
}
.compare-icon.x { color: rgba(255, 50, 50, 0.5); }
.compare-icon.check { color: var(--h-green); }

/* ─── Integrations ────────────────────────────────────────── */
.integrations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0;
  margin-top: 3.5rem;
}

.integration-card {
  border: 1px solid var(--h-border-hard);
  background: var(--h-card);
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.875rem;
  transition: background 0.15s;
}
.integration-card:hover {
  background: rgba(255, 255, 255, 0.03);
}

.integration-icon {
  width: 36px;
  height: 36px;
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  flex-shrink: 0;
}

.integration-name {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.integration-sub {
  font-size: 0.625rem;
  font-family: 'JetBrains Mono', monospace;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--h-muted);
  margin-top: 0.125rem;
}

/* ─── Footer CTA ──────────────────────────────────────────── */
.footer-cta {
  text-align: center;
  padding: 7rem 1.5rem;
  max-width: 700px;
  margin: 0 auto;
}

.footer-cta .section-title {
  margin-bottom: 2.5rem;
}

.footer-cta .install-card {
  margin: 0 auto;
  max-width: 560px;
}

/* ─── Footer ──────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--h-border);
  padding: 2rem 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.75rem;
  color: var(--h-muted);
}

.footer-logo-img {
  height: 18px;
  width: auto;
  max-width: 120px;
  display: block;
  object-fit: contain;
  flex-shrink: 0;
}

.footer-tagline {
  color: var(--h-muted);
  font-size: 0.75rem;
}

.footer-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.footer-links a {
  color: var(--h-muted);
  text-decoration: none;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: color 0.15s;
}
.footer-links a:hover { color: var(--h-fg); }

.footer-copy {
  font-size: 0.6875rem;
  color: var(--h-muted);
  font-family: 'JetBrains Mono', monospace;
}

/* ─── Animations ──────────────────────────────────────────── */
@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-d1 { transition-delay: 0.1s; }
.reveal-d2 { transition-delay: 0.2s; }
.reveal-d3 { transition-delay: 0.3s; }

/* ─── Responsive ──────────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 3rem;
    padding-top: 3rem;
    min-height: auto;
  }
  .demo-panel { max-height: 500px; }
  .steps-grid .step-card + .step-card { border-left: 1px solid var(--h-border-hard); border-top: none; }
  .stats-grid .stat-card + .stat-card { border-left: 1px solid var(--h-border-hard); border-top: none; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-hamburger { display: block; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--h-border);
    gap: 1rem;
  }

  .steps-grid { grid-template-columns: 1fr; }
  .steps-grid .step-card + .step-card { border-left: 1px solid var(--h-border-hard); border-top: none; }
  .stats-grid { grid-template-columns: 1fr; }
  .stats-grid .stat-card + .stat-card { border-left: 1px solid var(--h-border-hard); border-top: none; }
  .comparison { grid-template-columns: 1fr; }
  .compare-col + .compare-col { border-left: 1px solid var(--h-border-hard); border-top: none; }
  .integrations-grid { grid-template-columns: repeat(2, 1fr); }

  .section { padding: 5rem 1rem; }
  .hero { padding: 2.5rem 1rem; }

  .site-footer { flex-direction: column; gap: 1rem; text-align: center; }
}

@media (max-width: 480px) {
  .integrations-grid { grid-template-columns: 1fr; }
  .install-cmd { font-size: 0.6875rem; }
}