/* =====================================================
   JUPEAK ONE — BRAND SYSTEM
   Dark-first, teal→green gradient, cyan AI accent
   ===================================================== */

@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* Brand gradient (from Jupeak logo) */
  --jp-teal: #2dd4a7;
  --jp-green: #7cc551;
  --jp-dot: #22c1c3;
  --jp-grad: linear-gradient(95deg, #22c1c3 0%, #2dd4a7 35%, #7cc551 100%);
  --jp-grad-soft: linear-gradient(95deg, rgba(34,193,195,0.18) 0%, rgba(45,212,167,0.18) 40%, rgba(124,197,81,0.18) 100%);

  /* Accent */
  --jp-cyan: #22d3ee;
  --jp-cyan-soft: rgba(34,211,238,0.14);

  /* Dark surfaces */
  --jp-ink: #07090a;
  --jp-bg: #0a0e0f;
  --jp-surface: #0f1416;
  --jp-surface-2: #151b1e;
  --jp-line: rgba(255,255,255,0.08);
  --jp-line-2: rgba(255,255,255,0.14);
  --jp-text: #e8efef;
  --jp-mute: #8a9797;
  --jp-dim: #5a6668;

  /* Light surfaces */
  --jp-light-bg: #f6f8f7;
  --jp-light-surface: #ffffff;
  --jp-light-ink: #0a1012;
  --jp-light-mute: #5a6668;
  --jp-light-line: rgba(10,16,18,0.08);

  /* Type */
  --jp-display: 'Manrope', ui-sans-serif, system-ui, sans-serif;
  --jp-body: 'Inter', ui-sans-serif, system-ui, sans-serif;
  --jp-mono: 'JetBrains Mono', ui-monospace, monospace;

  /* Radii + shadow */
  --jp-r-sm: 10px;
  --jp-r: 14px;
  --jp-r-lg: 22px;
  --jp-r-xl: 28px;
  --jp-shadow: 0 30px 80px -30px rgba(45,212,167,0.22), 0 1px 0 rgba(255,255,255,0.06) inset;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--jp-bg);
  color: var(--jp-text);
  font-family: var(--jp-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.light {
  background: var(--jp-light-bg);
  color: var(--jp-light-ink);
}

h1, h2, h3, h4, h5 {
  font-family: var(--jp-display);
  font-weight: 700;
  letter-spacing: -0.022em;
  margin: 0;
  line-height: 1.08;
  text-wrap: balance;
}

p { text-wrap: pretty; margin: 0; }

a { color: inherit; text-decoration: none; }

.mono { font-family: var(--jp-mono); letter-spacing: -0.01em; }

/* ============ UTILITY ============ */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}

.eyebrow {
  font-family: var(--jp-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--jp-teal);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 18px; height: 1px;
  background: var(--jp-teal);
}

.grad-text {
  background: var(--jp-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--jp-line-2);
  background: rgba(255,255,255,0.03);
  font-family: var(--jp-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--jp-mute);
}
.chip-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--jp-teal);
  box-shadow: 0 0 10px var(--jp-teal);
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 22px;
  border-radius: 999px;
  font-family: var(--jp-display);
  font-weight: 600;
  font-size: 15px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, background .2s ease, border-color .2s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--jp-grad);
  color: #06201a;
  box-shadow: 0 10px 40px -10px rgba(45,212,167,0.55);
}
.btn-primary:hover { transform: translateY(-1px); }
.btn-ghost {
  background: rgba(255,255,255,0.04);
  border-color: var(--jp-line-2);
  color: var(--jp-text);
}
.btn-ghost:hover { background: rgba(255,255,255,0.08); }
body.light .btn-ghost { background: #fff; border-color: var(--jp-light-line); color: var(--jp-light-ink); }

/* ============ NAV ============ */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(10,14,15,0.72);
  border-bottom: 1px solid var(--jp-line);
}
body.light .nav {
  background: rgba(246,248,247,0.78);
  border-bottom-color: var(--jp-light-line);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 32px;
  max-width: 1280px;
  margin: 0 auto;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--jp-display);
  font-weight: 800;
  font-size: 19px;
  letter-spacing: -0.02em;
}
.nav-logo .mark { width: 30px; height: 30px; }
.nav-logo .one {
  font-family: var(--jp-mono);
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 6px;
  background: var(--jp-grad);
  color: #06201a;
  font-weight: 700;
  letter-spacing: 0.05em;
}
.nav-links {
  display: flex;
  gap: 4px;
  align-items: center;
  font-size: 14px;
  color: var(--jp-mute);
}
.nav-links a {
  padding: 8px 14px;
  border-radius: 8px;
  transition: color .2s, background .2s;
}
.nav-links a:hover { color: var(--jp-text); background: rgba(255,255,255,0.04); }
body.light .nav-links a:hover { color: var(--jp-light-ink); background: rgba(10,16,18,0.04); }
.nav-actions { display: flex; gap: 10px; align-items: center; }

/* ============ SECTIONS ============ */
.section { padding: 120px 0; position: relative; }
.section-light {
  background: var(--jp-light-bg);
  color: var(--jp-light-ink);
}
.section-white {
  background: #fff;
  color: var(--jp-light-ink);
}

.section-title {
  font-size: clamp(38px, 5vw, 60px);
  line-height: 1.02;
  margin-bottom: 20px;
}
.section-lead {
  color: var(--jp-mute);
  font-size: 18px;
  max-width: 640px;
}
.section-light .section-lead,
.section-white .section-lead { color: var(--jp-light-mute); }

/* ============ CARDS ============ */
.card {
  background: var(--jp-surface);
  border: 1px solid var(--jp-line);
  border-radius: var(--jp-r-lg);
  padding: 28px;
  transition: border-color .2s, transform .2s;
}
.card:hover { border-color: var(--jp-line-2); }

.glass {
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
  border: 1px solid var(--jp-line);
  border-radius: var(--jp-r-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

/* ============ FOOTER ============ */
.footer {
  background: var(--jp-ink);
  color: var(--jp-text);
  padding: 80px 0 40px;
  border-top: 1px solid var(--jp-line);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 60px;
}
.footer h5 {
  font-size: 13px;
  font-family: var(--jp-mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--jp-mute);
  font-weight: 500;
  margin-bottom: 18px;
}
.footer a {
  display: block;
  padding: 6px 0;
  color: var(--jp-text);
  font-size: 14px;
  opacity: 0.8;
}
.footer a:hover { opacity: 1; color: var(--jp-teal); }
.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid var(--jp-line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--jp-mute);
}

/* ============ AURA BG ============ */
.aura {
  position: absolute;
  pointer-events: none;
  filter: blur(80px);
  opacity: 0.55;
  z-index: 0;
}
.aura-teal { background: radial-gradient(circle, var(--jp-teal), transparent 70%); }
.aura-cyan { background: radial-gradient(circle, var(--jp-cyan), transparent 70%); }
.aura-green { background: radial-gradient(circle, var(--jp-green), transparent 70%); }

/* ============ GRID BG ============ */
.grid-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at top, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at top, black 20%, transparent 70%);
  pointer-events: none;
}

/* ============ ANIMATIONS ============ */
@keyframes jpFloat {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
@keyframes jpPulse {
  0%,100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.08); }
}
@keyframes jpSlide {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes jpGlow {
  0%,100% { box-shadow: 0 0 30px rgba(45,212,167,0.25); }
  50% { box-shadow: 0 0 60px rgba(45,212,167,0.5); }
}
@keyframes jpShimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.fade-up { animation: jpSlide .8s ease both; }

/* ============ SCROLLBAR ============ */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.15); }

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
  .section { padding: 80px 0; }
  .container { padding: 0 20px; }
  .nav-links { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav-inner { padding: 14px 20px; }
}