/* Supavision Landing Page — standalone design system
 *
 * Dark-first marketing page. All classes prefixed .lp-* to avoid any
 * collision with the dashboard style.css. Self-contained: no imports,
 * no external font loads — uses the OS system-font stack.
 */

:root {
  --lp-bg:            #0a0a1f;
  --lp-bg-2:          #111128;
  --lp-bg-light:      #f8f9fb;
  --lp-surface-dark:  #1a1a3e;
  --lp-surface-light: #ffffff;
  --lp-text:          #f0f0f5;
  --lp-text-2:        #b4b4c7;
  --lp-text-dim:      #7a7a90;
  --lp-text-dark:     #1a1a2e;
  --lp-text-dark-2:   #4a4a60;
  --lp-border-dark:   rgba(255, 255, 255, 0.08);
  --lp-border-light:  #e5e7eb;
  --lp-accent:        #4a9eff;
  --lp-accent-2:      #7dbbff;
  --lp-critical:      #ff5c69;
  --lp-warning:       #ffb84a;
  --lp-healthy:       #4ade80;
  --lp-accent-glow:   rgba(74, 158, 255, 0.25);

  --lp-sp-1: 4px;
  --lp-sp-2: 8px;
  --lp-sp-3: 12px;
  --lp-sp-4: 16px;
  --lp-sp-5: 20px;
  --lp-sp-6: 24px;
  --lp-sp-8: 32px;
  --lp-sp-10: 40px;
  --lp-sp-12: 48px;
  --lp-sp-16: 64px;
  --lp-sp-24: 96px;

  --lp-radius-sm: 6px;
  --lp-radius:    10px;
  --lp-radius-lg: 16px;

  --lp-font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Helvetica, sans-serif;
  --lp-font-mono: ui-monospace, SFMono-Regular, "SF Mono", "Cascadia Mono", "Roboto Mono", Menlo, Consolas, monospace;
}

/* ── Reset ─────────────────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; padding: 0;
  font-family: var(--lp-font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--lp-text);
  background: var(--lp-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { margin: 0; letter-spacing: -0.03em; font-weight: 700; }

/* ── Skip-to-content ─────────────────────────────────────────── */

.lp-skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--lp-accent); color: #000;
  padding: var(--lp-sp-2) var(--lp-sp-4); font-weight: 600;
  border-radius: 0 0 var(--lp-radius-sm) 0;
}
.lp-skip:focus { left: 0; z-index: 100; }

/* ── Top nav ─────────────────────────────────────────────────── */

.lp-nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10, 10, 31, 0.85);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--lp-border-dark);
}
.lp-nav-inner {
  max-width: 1200px; margin: 0 auto;
  padding: var(--lp-sp-4) var(--lp-sp-6);
  display: flex; align-items: center; justify-content: space-between;
}
.lp-logo {
  font-size: 20px; font-weight: 800; letter-spacing: -0.02em;
  color: var(--lp-text);
}
.lp-logo-accent { color: var(--lp-accent); }
.lp-nav-links {
  display: flex; gap: var(--lp-sp-6); align-items: center;
  font-size: 15px; color: var(--lp-text-2);
}
.lp-nav-links a { transition: color 150ms ease; }
.lp-nav-links a:hover { color: var(--lp-text); }
.lp-nav-toggle {
  display: none; background: none; border: none; color: var(--lp-text-2);
  cursor: pointer; padding: var(--lp-sp-2);
}

/* ── Buttons ─────────────────────────────────────────────────── */

.lp-btn {
  display: inline-flex; align-items: center; gap: var(--lp-sp-2);
  padding: 12px 22px; border-radius: var(--lp-radius);
  font-family: inherit; font-size: 15px; font-weight: 600;
  cursor: pointer; border: none;
  transition: transform 150ms ease, box-shadow 150ms ease, filter 150ms ease;
  text-decoration: none;
}
.lp-btn--primary {
  background: var(--lp-accent); color: #000;
  box-shadow: 0 4px 20px var(--lp-accent-glow);
}
.lp-btn--primary:hover { filter: brightness(1.1); transform: translateY(-1px); box-shadow: 0 8px 28px var(--lp-accent-glow); }
.lp-btn--ghost {
  background: transparent; color: var(--lp-text);
  border: 1px solid var(--lp-border-dark);
}
.lp-btn--ghost:hover { background: var(--lp-border-dark); border-color: var(--lp-accent); color: var(--lp-accent); }
.lp-btn--sm { padding: 8px 16px; font-size: 14px; }

/* ── Sections shared ──────────────────────────────────────────── */

.lp-section {
  padding: var(--lp-sp-16) var(--lp-sp-6);
  position: relative;
}
.lp-section--light {
  background: var(--lp-bg-light); color: var(--lp-text-dark);
}
.lp-section--light h2 { color: var(--lp-text-dark); }
.lp-section--light .lp-eyebrow { color: var(--lp-accent); }
.lp-container {
  max-width: 1200px; margin: 0 auto;
}
.lp-container--narrow { max-width: 800px; }
.lp-eyebrow {
  display: inline-block;
  font-size: 12px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--lp-accent-2);
  margin-bottom: var(--lp-sp-4);
}
.lp-section-title {
  font-size: clamp(26px, 3.5vw, 36px); line-height: 1.1;
  margin-bottom: var(--lp-sp-4);
}
.lp-section-sub {
  font-size: 17px; color: var(--lp-text-2);
  max-width: 640px;
}
.lp-section--light .lp-section-sub { color: var(--lp-text-dark-2); }

/* ── Hero ────────────────────────────────────────────────────── */

.lp-hero {
  position: relative;
  padding: var(--lp-sp-16) var(--lp-sp-6) var(--lp-sp-12);
  overflow: hidden;
  background:
    radial-gradient(ellipse 80% 50% at 50% 0%, #2a2a6e 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 30%, rgba(74, 158, 255, 0.15) 0%, transparent 70%),
    var(--lp-bg);
}
.lp-hero::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
}
.lp-hero-inner {
  position: relative; z-index: 1;
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr;
  gap: var(--lp-sp-12); align-items: center;
}
.lp-hero-copy {
  text-align: left;
}
.lp-hero-title {
  font-size: clamp(36px, 5vw, 56px); line-height: 1.05;
  font-weight: 900; letter-spacing: -0.04em;
  margin-bottom: var(--lp-sp-5);
  color: var(--lp-text);
}
@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .lp-hero-title {
    background: linear-gradient(180deg, #ffffff 0%, #b4b4c7 100%);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
  }
}
.lp-hero-accent { color: var(--lp-accent); -webkit-text-fill-color: var(--lp-accent); }
.lp-hero-sub {
  font-size: 17px; line-height: 1.55; color: var(--lp-text-2);
  margin-bottom: var(--lp-sp-6); max-width: 560px;
}
.lp-hero-ctas {
  display: flex; gap: var(--lp-sp-3); flex-wrap: wrap;
}

/* ── Hero mockup ────────────────────────────────────────────── */

.lp-hero-mockup {
  position: relative; aspect-ratio: 4 / 3;
  border-radius: var(--lp-radius-lg);
  background: linear-gradient(135deg, #1a1a3e, #0e0e24);
  border: 1px solid var(--lp-border-dark);
  box-shadow:
    0 30px 80px rgba(0, 0, 0, 0.5),
    0 0 0 1px rgba(74, 158, 255, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
  overflow: hidden;
  padding: var(--lp-sp-5);
}
.lp-mockup-header {
  display: flex; align-items: center; gap: var(--lp-sp-2);
  padding-bottom: var(--lp-sp-4);
  border-bottom: 1px solid var(--lp-border-dark);
  margin-bottom: var(--lp-sp-4);
}
.lp-mockup-dot { width: 10px; height: 10px; border-radius: 50%; }
.lp-mockup-dot--r { background: #ff5c5c; }
.lp-mockup-dot--y { background: #ffc23a; }
.lp-mockup-dot--g { background: #28ca42; }
.lp-mockup-title {
  margin-left: auto; font-size: 12px; color: var(--lp-text-dim);
  font-family: var(--lp-font-mono);
}
.lp-mockup-badge {
  display: inline-flex; align-items: center; gap: var(--lp-sp-2);
  padding: 4px 10px; border-radius: 999px;
  background: rgba(255, 184, 74, 0.15); color: var(--lp-warning);
  font-size: 11px; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase;
  margin-bottom: var(--lp-sp-3);
}
.lp-mockup-summary {
  font-size: 13px; color: var(--lp-text-2); line-height: 1.4;
  margin-bottom: var(--lp-sp-4);
}
.lp-mockup-metrics {
  display: flex; gap: var(--lp-sp-2); flex-wrap: wrap;
  margin-bottom: var(--lp-sp-4);
}
.lp-mockup-metric {
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.04); border: 1px solid var(--lp-border-dark);
  border-radius: var(--lp-radius-sm);
  font-size: 11px; font-family: var(--lp-font-mono); color: var(--lp-text-2);
}
.lp-mockup-metric strong { color: var(--lp-text); font-weight: 700; margin-left: 4px; }
.lp-mockup-issue {
  padding: var(--lp-sp-3);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--lp-border-dark);
  border-left: 3px solid var(--lp-border-dark);
  border-radius: var(--lp-radius-sm);
  margin-bottom: var(--lp-sp-2);
  font-size: 12px;
}
.lp-mockup-issue--warning { border-left-color: var(--lp-warning); background: rgba(255, 184, 74, 0.04); }
.lp-mockup-issue--critical { border-left-color: var(--lp-critical); background: rgba(255, 92, 105, 0.05); }
.lp-mockup-issue-title { color: var(--lp-text); font-weight: 600; margin-bottom: 2px; }
.lp-mockup-issue-body { color: var(--lp-text-dim); font-size: 11px; }
.lp-mockup-diff {
  display: flex; gap: var(--lp-sp-3); margin-top: var(--lp-sp-3);
  font-size: 11px; font-family: var(--lp-font-mono);
}
.lp-mockup-diff span { color: var(--lp-text-dim); }
.lp-mockup-diff-new { color: var(--lp-warning); font-weight: 600; }
.lp-mockup-diff-resolved { color: var(--lp-healthy); font-weight: 600; }

/* ── Feature rows (alternating text + visual) ────────────────── */

.lp-feature {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: var(--lp-sp-10); align-items: center;
  margin-bottom: var(--lp-sp-12);
}
.lp-feature:last-child { margin-bottom: 0; }
.lp-feature--reverse .lp-feature-visual { order: -1; }
.lp-feature h3 {
  font-size: 24px; margin-bottom: var(--lp-sp-3);
  color: var(--lp-text-dark);
}
.lp-feature p {
  font-size: 16px; color: var(--lp-text-dark-2); line-height: 1.6;
  margin-bottom: var(--lp-sp-3);
}
.lp-feature-list {
  list-style: none; padding: 0; margin: var(--lp-sp-4) 0 0;
}
.lp-feature-list li {
  padding-left: 24px; position: relative;
  margin-bottom: var(--lp-sp-2);
  font-size: 15px; color: var(--lp-text-dark-2);
}
.lp-feature-list li::before {
  content: '✓'; position: absolute; left: 0;
  color: var(--lp-accent); font-weight: 700;
}
.lp-feature-visual {
  aspect-ratio: 4 / 3;
  max-width: 480px;
  margin-inline: auto;
  background: linear-gradient(135deg, #eaf0ff, #dbe4ff);
  border: 1px solid #c8d6e5;
  border-radius: var(--lp-radius-lg);
  padding: var(--lp-sp-4);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 30px rgba(74, 158, 255, 0.10);
}

/* ── Compact cards (3-up grid) ───────────────────────────────── */

.lp-cards-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: var(--lp-sp-6);
}
.lp-card {
  padding: var(--lp-sp-6);
  background: var(--lp-surface-light);
  border: 1px solid var(--lp-border-light);
  border-radius: var(--lp-radius);
  transition: transform 200ms ease, box-shadow 200ms ease;
}
.lp-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}
.lp-card-icon {
  width: 40px; height: 40px; margin-bottom: var(--lp-sp-3);
  padding: 8px; border-radius: var(--lp-radius-sm);
  background: rgba(74, 158, 255, 0.1); color: var(--lp-accent);
}
.lp-card-icon--purple { background: rgba(124, 58, 237, 0.1); color: #7c3aed; }
.lp-card-icon--green { background: rgba(26, 127, 55, 0.1); color: #1a7f37; }
.lp-card h3 {
  font-size: 18px; margin-bottom: var(--lp-sp-2);
  color: var(--lp-text-dark);
}
.lp-card p {
  margin: 0; font-size: 15px; color: var(--lp-text-dark-2);
}

/* ── How it works steps ─────────────────────────────────────── */

.lp-steps {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: var(--lp-sp-8); margin-top: var(--lp-sp-8);
  counter-reset: step;
}
.lp-step {
  position: relative; padding-top: var(--lp-sp-6);
}
.lp-step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  position: absolute; top: 0; left: 0;
  font-size: 14px; font-weight: 700; letter-spacing: 0.1em;
  color: var(--lp-accent);
  font-family: var(--lp-font-mono);
}
.lp-step h3 {
  font-size: 20px; margin-bottom: var(--lp-sp-2);
}
.lp-step p { margin: 0; font-size: 15px; color: var(--lp-text-2); line-height: 1.6; }

/* ── Install block ──────────────────────────────────────────── */

.lp-install {
  margin-top: var(--lp-sp-12);
  text-align: center;
}
.lp-install-blocks {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--lp-sp-3); max-width: 600px; margin: 0 auto var(--lp-sp-6);
  text-align: left;
}
.lp-code {
  font-family: var(--lp-font-mono); font-size: 13px;
  background: var(--lp-bg-2); color: var(--lp-text-2);
  padding: var(--lp-sp-3) var(--lp-sp-4);
  border: 1px solid var(--lp-border-dark);
  border-radius: var(--lp-radius);
  overflow-x: auto;
}
.lp-code-label {
  display: block; font-family: var(--lp-font-sans);
  font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--lp-text-dim); margin-bottom: var(--lp-sp-2);
}
.lp-code-prompt { color: var(--lp-accent); user-select: none; }
.lp-install-ctas {
  display: flex; gap: var(--lp-sp-3); justify-content: center; flex-wrap: wrap;
}

/* ── Security bullets ────────────────────────────────────────── */

.lp-security {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: var(--lp-sp-4) var(--lp-sp-8);
  margin-top: var(--lp-sp-8);
  list-style: none; padding: 0;
}
.lp-security li {
  padding-left: 32px; position: relative;
  font-size: 15px; color: var(--lp-text-2); line-height: 1.5;
}
.lp-security li::before {
  content: ''; position: absolute; left: 0; top: 4px;
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--lp-accent); opacity: 0.15;
}
.lp-security li::after {
  content: '✓'; position: absolute; left: 5px; top: 3px;
  color: var(--lp-accent); font-weight: 700; font-size: 13px;
}
.lp-security strong { color: var(--lp-text); font-weight: 600; }

.lp-security-panel {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--lp-border-dark);
  border-radius: var(--lp-radius-lg);
  padding: var(--lp-sp-6) var(--lp-sp-8) var(--lp-sp-5);
  max-width: 900px;
  margin: 0 auto;
}

/* ── Light→dark gradient divider ─────────────────────────────── */

.lp-divider-fade {
  height: 64px;
  background: linear-gradient(to bottom, var(--lp-bg-light) 0%, var(--lp-bg) 100%);
}

/* ── Tighter spacing for bottom sections ─────────────────────── */

#security.lp-section { padding-top: var(--lp-sp-12); padding-bottom: var(--lp-sp-12); }
#security .lp-container--narrow { margin-bottom: var(--lp-sp-8); }
#security + .lp-section { padding-top: var(--lp-sp-8); padding-bottom: var(--lp-sp-12); }

/* ── Footer ──────────────────────────────────────────────────── */

.lp-footer {
  padding: var(--lp-sp-10) var(--lp-sp-6);
  background: var(--lp-bg);
  border-top: 1px solid var(--lp-border-dark);
}
.lp-footer-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: var(--lp-sp-4);
  font-size: 14px; color: var(--lp-text-dim);
}
.lp-footer-links { display: flex; gap: var(--lp-sp-6); }
.lp-footer-links a { color: var(--lp-text-2); transition: color 150ms ease; }
.lp-footer-links a:hover { color: var(--lp-text); }

/* ── Animations ─────────────────────────────────────────────── */

@keyframes lp-fade-in {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: none; }
}
.js .lp-reveal { opacity: 0; }
.js .lp-reveal.is-visible {
  animation: lp-fade-in 700ms cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .lp-reveal { opacity: 1; animation: none; }
  * { transition: none !important; }
}

/* ── Responsive ──────────────────────────────────────────────── */

@media (max-width: 900px) {
  .lp-nav-toggle { display: block; }
  .lp-nav-links {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; gap: 0; padding: var(--lp-sp-4) var(--lp-sp-6);
    background: rgba(10, 10, 31, 0.95);
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--lp-border-dark);
  }
  .lp-nav-links.is-open { display: flex; }
  .lp-nav-links a { padding: var(--lp-sp-3) 0; }
  .lp-hero-inner { grid-template-columns: 1fr; gap: var(--lp-sp-8); }
  .lp-hero-copy { text-align: center; }
  .lp-hero-sub { margin-left: auto; margin-right: auto; }
  .lp-hero-ctas { justify-content: center; }
  .lp-feature { grid-template-columns: 1fr; gap: var(--lp-sp-6); }
  .lp-feature--reverse .lp-feature-visual { order: 0; }
  .lp-cards-grid { grid-template-columns: repeat(2, 1fr); }
  .lp-steps { grid-template-columns: 1fr; }
  .lp-security { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .lp-section { padding: var(--lp-sp-12) var(--lp-sp-4); }
  .lp-hero { padding: var(--lp-sp-12) var(--lp-sp-4) var(--lp-sp-8); }
  .lp-nav-inner { padding: var(--lp-sp-3) var(--lp-sp-4); }
  .lp-nav-links { gap: var(--lp-sp-3); font-size: 14px; }
  .lp-cards-grid { grid-template-columns: 1fr; }
}

/* ── First-run setup banner ──────────────────────────────────── */
.lp-setup-banner {
  background: rgba(255, 196, 0, 0.12);
  border-bottom: 1px solid rgba(255, 196, 0, 0.35);
  padding: 1.5rem 1rem;
}

.lp-setup-banner-inner {
  max-width: 920px;
  margin: 0 auto;
  color: #ffd86b;
}

.lp-setup-banner-inner strong {
  display: block;
  font-size: 1.05rem;
  margin-bottom: 0.35rem;
  color: #fff;
}

.lp-setup-banner-inner p {
  margin: 0.25rem 0;
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.85);
}

.lp-setup-code {
  background: rgba(0, 0, 0, 0.5);
  color: #ffd86b;
  padding: 0.65rem 0.9rem;
  margin: 0.6rem 0;
  border-radius: 6px;
  font-family: var(--lp-font-mono);
  font-size: 0.95rem;
  display: inline-block;
}

.lp-setup-hint {
  font-size: 0.85rem !important;
  color: rgba(255, 255, 255, 0.6) !important;
}

.lp-setup-hint code {
  background: rgba(0, 0, 0, 0.3);
  padding: 0.15rem 0.4rem;
  border-radius: 3px;
  font-family: var(--lp-font-mono);
}