/* AgentsCortex — design system */
:root {
  /* Core palette: deep space dark */
  --bg: #060A12;
  --bg-elev-1: #0C1422;
  --bg-elev-2: #111E32;
  --bg-elev-3: #172640;

  /* Borders / dividers */
  --line: rgba(150, 180, 230, 0.10);
  --line-strong: rgba(150, 180, 230, 0.18);
  --line-dim: rgba(150, 180, 230, 0.05);

  /* Text */
  --fg: #EEF2FA;
  --fg-muted: #8EA4C4;
  --fg-dim: #506080;

  /* Accents */
  --accent: #5571F7;     /* electric indigo-blue — primary CTA */
  --accent-soft: #3A52D8;
  --accent-glow: rgba(85, 113, 247, 0.22);
  --positive: #10D9A4;   /* bright emerald — ROI / KPI up */
  --warn: #F59E0B;
  --danger: #EF4444;

  /* Type */
  --font-sans: "Geist", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", ui-monospace, monospace;

  /* Radii */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  --r-xl: 20px;

  /* Shadows */
  --shadow-1: 0 1px 0 rgba(255,255,255,0.04) inset, 0 1px 2px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 0 1px var(--line-strong), 0 20px 60px -20px rgba(85,113,247,0.30);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: -0.005em;
}

/* Type scale */
.t-mono { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--fg-muted); font-weight: 500; }
.t-mono-sm { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.06em; color: var(--fg-dim); }
.t-eyebrow { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); font-weight: 500; }

h1, h2, h3, h4 { margin: 0; font-weight: 500; letter-spacing: -0.025em; line-height: 1.05; }
.h-display { font-size: 84px; font-weight: 500; letter-spacing: -0.04em; line-height: 0.98; }
.h-1 { font-size: 56px; letter-spacing: -0.035em; line-height: 1.02; }
.h-2 { font-size: 40px; letter-spacing: -0.03em; line-height: 1.05; }
.h-3 { font-size: 24px; letter-spacing: -0.02em; line-height: 1.2; font-weight: 500; }
.h-4 { font-size: 18px; letter-spacing: -0.015em; line-height: 1.3; font-weight: 500; }
p { margin: 0; }
.body-lg { font-size: 18px; line-height: 1.55; color: var(--fg-muted); font-weight: 400; }
.body-md { font-size: 15px; line-height: 1.55; color: var(--fg-muted); }
.body-sm { font-size: 13px; line-height: 1.5; color: var(--fg-muted); }

/* Page wrapper */
.page {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  background: var(--bg);
  position: relative;
  overflow: hidden;
}

/* Subtle grid background */
.grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line-dim) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-dim) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at top, black 30%, transparent 75%);
}

/* Container */
.container { max-width: 1280px; margin: 0 auto; padding: 0 80px; position: relative; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 44px;
  padding: 0 20px;
  border-radius: var(--r-md);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.005em;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.15s ease;
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, #5571F7, #4B62E8);
  color: #fff;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.08) inset, 0 8px 24px -6px rgba(85,113,247,0.50);
}
.btn-primary:hover { background: linear-gradient(135deg, #667BFF, #5571F7); transform: translateY(-1px); box-shadow: 0 0 0 1px rgba(255,255,255,0.1) inset, 0 12px 32px -6px rgba(85,113,247,0.60); }
.btn-ghost {
  background: transparent;
  color: var(--fg);
  border-color: var(--line-strong);
}
.btn-ghost:hover { background: var(--bg-elev-1); border-color: rgba(150,180,230,0.30); }
.btn-link {
  background: transparent;
  color: var(--fg);
  padding: 0;
  height: auto;
  border: 0;
}
.btn-link:hover { color: var(--accent); }

/* Hairline */
.hr { height: 1px; background: var(--line); border: 0; margin: 0; }

/* Card */
.card {
  background: var(--bg-elev-1);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
}

/* Tag/chip */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 100px;
  white-space: nowrap;
  background: rgba(85,113,247,0.10);
  border: 1px solid rgba(85,113,247,0.28);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.chip .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 8px var(--accent); }
.chip-positive { background: rgba(16,217,164,0.10); border-color: rgba(16,217,164,0.28); color: var(--positive); }
.chip-positive .dot { background: var(--positive); box-shadow: 0 0 8px var(--positive); }
.chip-neutral { background: var(--bg-elev-2); border-color: var(--line-strong); color: var(--fg-muted); }
.chip-neutral .dot { background: var(--fg-dim); box-shadow: none; }

/* Section spacing */
.section { padding: 120px 0; }
.section-sm { padding: 80px 0; }

/* Utility flex/grid */
.row { display: flex; align-items: center; }
.col { display: flex; flex-direction: column; }
.between { justify-content: space-between; }
.gap-4 { gap: 4px; } .gap-8 { gap: 8px; } .gap-12 { gap: 12px; } .gap-16 { gap: 16px; } .gap-24 { gap: 24px; } .gap-32 { gap: 32px; } .gap-40 { gap: 40px; } .gap-64 { gap: 64px; }

/* Live indicator dot */
.live-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--positive); box-shadow: 0 0 0 3px rgba(16,217,164,0.18); animation: pulse 2s infinite ease-in-out; }
@keyframes pulse {
  0%,100% { box-shadow: 0 0 0 3px rgba(16,217,164,0.18); }
  50% { box-shadow: 0 0 0 6px rgba(16,217,164,0.05); }
}

/* Marquee */
.marquee { display: flex; overflow: hidden; mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent); }
.marquee-track { display: flex; gap: 64px; animation: marquee 40s linear infinite; flex-shrink: 0; padding-right: 64px; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-100%); } }

/* Sparkline / chart paths */
.spark-line { fill: none; stroke: var(--accent); stroke-width: 1.5; }
.spark-line-positive { stroke: var(--positive); }
.spark-area { fill: url(#sparkGrad); }

/* Scroll reveal animations */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s cubic-bezier(.2,.7,.2,1), transform 0.8s cubic-bezier(.2,.7,.2,1);
  transition-delay: var(--reveal-delay, 0ms);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; transition: none; }
}

/* Hover lift */
.hover-lift { transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease; }
.hover-lift:hover { transform: translateY(-2px); border-color: var(--line-strong); }

/* Number ticker */
@keyframes count-pop {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Form */
.input, .textarea, .select {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-md);
  padding: 12px 14px;
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 14px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.input:focus, .textarea:focus, .select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(85,113,247,0.15);
}
.textarea { resize: vertical; min-height: 120px; font-family: var(--font-sans); }
.label { display: block; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--fg-muted); margin-bottom: 8px; }

/* Doc page (legal) */
.doc {
  max-width: 760px;
  margin: 0 auto;
  padding: 80px 80px 120px;
}
.doc h1 { font-size: 56px; letter-spacing: -0.035em; line-height: 1.02; margin-bottom: 24px; font-weight: 500; }
.doc h2 { font-size: 22px; letter-spacing: -0.015em; margin: 56px 0 16px; font-weight: 500; }
.doc h3 { font-size: 16px; margin: 32px 0 12px; font-weight: 500; color: var(--fg); }
.doc p, .doc li { font-size: 15px; line-height: 1.65; color: var(--fg-muted); }
.doc p { margin: 0 0 16px; }
.doc ul, .doc ol { padding-left: 22px; margin: 0 0 16px; }
.doc li { margin-bottom: 8px; }
.doc a { color: var(--accent); text-decoration: none; border-bottom: 1px solid rgba(85,113,247,0.4); }
.doc strong { color: var(--fg); font-weight: 500; }
.doc .meta { font-family: var(--font-mono); font-size: 12px; color: var(--fg-dim); letter-spacing: 0.04em; margin-bottom: 48px; }

/* Logs */
.log-row { display: grid; grid-template-columns: 80px 90px 1fr auto; gap: 16px; padding: 8px 16px; font-family: var(--font-mono); font-size: 12px; border-bottom: 1px solid var(--line-dim); align-items: center; }
.log-row:last-child { border-bottom: 0; }
.log-time { color: var(--fg-dim); }
.log-tag { color: var(--accent); font-size: 10px; letter-spacing: 0.06em; text-transform: uppercase; }
.log-msg { color: var(--fg-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.log-status { color: var(--positive); font-size: 10px; letter-spacing: 0.06em; }
.log-row.warn .log-status { color: var(--warn); }

/* ─── Responsive grid helpers ─────────────────────────── */
.grid-hero {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 80px;
  align-items: center;
}
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: flex-start; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.grid-roi { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 24px; }
.grid-step { display: grid; grid-template-columns: 120px 1fr 320px; gap: 48px; align-items: flex-start; }
.grid-service { display: grid; grid-template-columns: 120px 1.5fr 1fr; gap: 64px; align-items: flex-start; }
.grid-contact { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; }
.grid-pricing { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.grid-about-story { display: grid; grid-template-columns: 1fr 1.4fr; gap: 80px; }
.grid-footer { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 64px; margin-bottom: 64px; }
.grid-stats-4 { display: grid; grid-template-columns: repeat(4, 1fr); }

/* Mobile nav */
.nav-hamburger { display: none; background: transparent; border: 1px solid var(--line-strong); border-radius: var(--r-sm); padding: 8px 10px; cursor: pointer; color: var(--fg); }
.nav-mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 200;
  padding: 24px;
  flex-direction: column;
  gap: 8px;
}
.nav-mobile-menu.open { display: flex; }
.nav-mobile-item {
  padding: 16px;
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--fg);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

/* ─── Tablet (≤1024px) ────────────────────────────────── */
@media (max-width: 1024px) {
  .container { padding: 0 40px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-pricing { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .grid-stats-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-roi { grid-template-columns: 1fr 1fr; }
  .grid-step { grid-template-columns: 80px 1fr; gap: 32px; }
  .grid-step .step-deliverables { display: none; }
  .grid-service { grid-template-columns: 80px 1fr; gap: 32px; }
  .grid-service .service-features { border-left: 0; padding-left: 0; border-top: 1px solid var(--line); padding-top: 20px; margin-top: 8px; }
  .h-display { font-size: 64px; }
  .h-1 { font-size: 44px; }
  .section { padding: 80px 0; }
}

/* ─── Mobile (≤768px) ─────────────────────────────────── */
@media (max-width: 768px) {
  .container { padding: 0 20px; }
  .nav-inner { padding: 16px 20px; }
  .nav-links-desktop { display: none !important; }
  .nav-cta-desktop { display: none !important; }
  .nav-hamburger { display: flex; align-items: center; gap: 8px; }

  .h-display { font-size: 44px; }
  .h-1 { font-size: 32px; }
  .h-2 { font-size: 24px; }
  .h-3 { font-size: 20px; }
  .body-lg { font-size: 16px; }
  .section { padding: 56px 0; }
  .section-sm { padding: 40px 0; }

  .grid-hero { grid-template-columns: 1fr; gap: 40px; }
  .hero-dashboard { display: none; }
  .grid-2 { grid-template-columns: 1fr; gap: 32px; }
  .grid-3 { grid-template-columns: 1fr; gap: 16px; }
  .grid-4 { grid-template-columns: 1fr 1fr; gap: 12px; }
  .grid-pricing { grid-template-columns: 1fr; }
  .grid-roi { grid-template-columns: 1fr; }
  .grid-step { grid-template-columns: 1fr; gap: 16px; }
  .grid-step-num { display: none; }
  .grid-step .step-deliverables { display: none; }
  .grid-service { grid-template-columns: 1fr; gap: 16px; }
  .grid-service .service-features { border-left: 0; padding-left: 0; border-top: 1px solid var(--line); padding-top: 16px; }
  .grid-contact { grid-template-columns: 1fr; gap: 40px; }
  .grid-about-story { grid-template-columns: 1fr; gap: 32px; }
  .grid-footer { grid-template-columns: 1fr 1fr; gap: 32px; }
  .grid-stats-4 { grid-template-columns: 1fr 1fr; }

  .hero-section { padding: 48px 20px 56px !important; }
  .page-hero-section { padding: 64px 20px 48px !important; }
  section[style*="padding: '80px 80px"] { padding: 48px 20px !important; }
  /* Fix inline paddings on pages */
  .grid-contact > * { padding: 0 !important; }
  .grid-about-story { padding: 0 20px; }
  .doc { padding: 48px 20px 80px; }
  .doc h1 { font-size: 36px; }

  /* Services grid — switch to 2 cols, not 3 */
  .services-grid { grid-template-columns: 1fr 1fr !important; }

  /* Log rows — hide last 2 cols */
  .log-row { grid-template-columns: 80px 1fr; }
  .log-row .log-tag, .log-row .log-status { display: none; }

  /* Footer bottom row */
  .footer-bottom { flex-direction: column; gap: 16px; align-items: flex-start !important; }

  /* Stat row — wrap */
  .stat-row { flex-wrap: wrap; gap: 24px; }

  /* Section header row — stack */
  .section-header-row { flex-direction: column !important; align-items: flex-start !important; gap: 24px; }

  /* CTA section */
  .cta-heading { font-size: 48px !important; }
  .cta-buttons { flex-direction: column; align-items: center; }
  .cta-trust { flex-wrap: wrap; gap: 12px; justify-content: center; }
}

/* ─── Small mobile (≤480px) ──────────────────────────── */
@media (max-width: 480px) {
  .h-display { font-size: 36px; }
  .h-1 { font-size: 28px; }
  .grid-4 { grid-template-columns: 1fr; }
  .grid-stats-4 { grid-template-columns: 1fr 1fr; }
  .services-grid { grid-template-columns: 1fr !important; }
  .cta-heading { font-size: 36px !important; }
}