/* LUA MANAGER — public landing page
   Dark premium SaaS aesthetic, restrained motion, no external dependencies. */

:root {
  --bg: #0a0c10;
  --bg-alt: #10131a;
  --surface: rgba(255, 255, 255, 0.03);
  --surface-border: rgba(255, 255, 255, 0.08);
  --text: #eef1f6;
  --text-dim: #9aa3b2;
  --text-faint: #6b7280;
  --accent: #6ea8fe;
  --accent-dim: rgba(110, 168, 254, 0.15);
  --radius: 14px;
  --max-width: 1080px;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
}

body {
  margin: 0;
  background: radial-gradient(1200px 600px at 50% -10%, #141924 0%, var(--bg) 55%);
  color: var(--text);
  font-family: "Segoe UI", ui-sans-serif, system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(10px);
  background: rgba(10, 12, 16, 0.72);
  border-bottom: 1px solid var(--surface-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: var(--text-dim);
  border: 1px solid var(--surface-border);
  background: var(--surface);
  padding: 6px 12px;
  border-radius: 999px;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #59d68f;
  box-shadow: 0 0 0 3px rgba(89, 214, 143, 0.15);
}

/* Hero */

.hero {
  padding: 96px 0 56px;
}

.hero-inner {
  text-align: center;
  max-width: 760px;
}

.eyebrow {
  margin: 0 0 18px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero h1 {
  margin: 0 0 22px;
  font-size: clamp(32px, 5.4vw, 52px);
  line-height: 1.15;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--text);
}

.lede {
  margin: 0 auto;
  max-width: 620px;
  font-size: 17px;
  color: var(--text-dim);
}

/* Mockup */

.mockup-section {
  padding: 24px 0 64px;
}

.mockup {
  border-radius: var(--radius);
  border: 1px solid var(--surface-border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.015));
  box-shadow: 0 30px 80px -30px rgba(0, 0, 0, 0.6);
  overflow: hidden;
}

.mockup-titlebar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--surface-border);
  background: rgba(255, 255, 255, 0.02);
}

.dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  display: inline-block;
}

.dot-r { background: #ff6058; }
.dot-y { background: #ffbd2e; }
.dot-g { background: #28c840; }

.mockup-title {
  margin-left: 8px;
  font-size: 12.5px;
  color: var(--text-faint);
}

.mockup-body {
  display: grid;
  grid-template-columns: 168px 1fr;
  min-height: 320px;
}

.mockup-nav {
  border-right: 1px solid var(--surface-border);
  padding: 16px 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: rgba(255, 255, 255, 0.015);
}

.mockup-nav-item {
  font-size: 13px;
  color: var(--text-dim);
  padding: 8px 12px;
  border-radius: 8px;
}

.mockup-nav-item.active {
  color: var(--text);
  background: var(--accent-dim);
}

.mockup-content {
  padding: 20px;
}

.mockup-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 18px;
}

.mockup-card {
  border: 1px solid var(--surface-border);
  background: var(--surface);
  border-radius: 10px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.mockup-card-label {
  font-size: 11.5px;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.mockup-card-value {
  font-size: 14px;
  color: var(--text-dim);
  font-style: italic;
}

.mockup-table {
  border: 1px solid var(--surface-border);
  border-radius: 10px;
  overflow: hidden;
}

.mockup-row {
  display: grid;
  grid-template-columns: 90px 1fr 110px;
  gap: 8px;
  padding: 10px 14px;
  font-size: 13px;
  color: var(--text-dim);
  border-top: 1px solid var(--surface-border);
}

.mockup-row:first-child {
  border-top: none;
}

.mockup-row-head {
  color: var(--text-faint);
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(255, 255, 255, 0.02);
}

.tag {
  display: inline-block;
  width: fit-content;
  font-size: 11.5px;
  padding: 2px 8px;
  border-radius: 999px;
}

.tag-progress { background: rgba(110, 168, 254, 0.15); color: #8fbcff; }
.tag-done { background: rgba(89, 214, 143, 0.15); color: #7ee2ac; }
.tag-wait { background: rgba(255, 189, 46, 0.15); color: #ffcf70; }

.mockup-caption {
  margin: 14px 2px 0;
  font-size: 12.5px;
  color: var(--text-faint);
  text-align: center;
}

/* Pillars */

.pillars {
  padding: 24px 0 96px;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.pillar {
  border: 1px solid var(--surface-border);
  background: var(--surface);
  border-radius: var(--radius);
  padding: 22px 20px;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.pillar:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.16);
}

.pillar h3 {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.pillar p {
  margin: 0;
  font-size: 13.5px;
  color: var(--text-dim);
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--surface-border);
  padding: 40px 0;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-align: center;
}

.footer-brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.footer-product {
  font-size: 12px;
  color: var(--text-faint);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-note,
.footer-copyright {
  margin: 0;
  font-size: 12.5px;
  color: var(--text-faint);
}

/* Reveal animation */

.reveal {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .pillar {
    transition: none;
  }
}

/* Responsive */

@media (max-width: 900px) {
  .pillars-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .mockup-body {
    grid-template-columns: 140px 1fr;
  }
}

@media (max-width: 640px) {
  .hero {
    padding: 64px 0 40px;
  }
  .pillars-grid {
    grid-template-columns: 1fr;
  }
  .mockup-body {
    grid-template-columns: 1fr;
  }
  .mockup-nav {
    flex-direction: row;
    flex-wrap: wrap;
    border-right: none;
    border-bottom: 1px solid var(--surface-border);
  }
  .mockup-cards {
    grid-template-columns: 1fr;
  }
  .mockup-row {
    grid-template-columns: 70px 1fr 90px;
    font-size: 12px;
  }
  .header-inner {
    flex-wrap: wrap;
    height: auto;
    padding: 12px 0;
    gap: 8px;
  }
}