/* ==========================================================
   Kardenom — static site styles
   Edit colors/spacing/text freely. No build step needed.
   ========================================================== */

:root {
  --bg: #0a0a0a;
  --card: #141414;
  --card-2: #1a1a1a;
  --border: #2a2a2a;
  --border-soft: #1f1f1f;
  --fg: #fafafa;
  --muted: #8a8a8a;
  --primary: #c5f33b;          /* lime accent */
  --primary-fg: #0a0a0a;
  --primary-glow: #d8ff5a;
  --radius: 14px;
  --container: 1200px;
  --shadow-card: 0 1px 2px rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.25);
  --shadow-elevated: 0 20px 60px rgba(0,0,0,.5);
  --gradient-lime: linear-gradient(135deg, #c5f33b, #d8ff5a);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }

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

/* ============= NAVBAR ============= */
.navbar {
  position: sticky; top: 0; z-index: 50;
  border-bottom: 1px solid var(--border-soft);
  background: rgba(10,10,10,.7);
  backdrop-filter: blur(20px);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.logo {
  display: flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: 20px;
}
.logo-mark {
  width: 28px; height: 28px;
  background: var(--gradient-lime);
  border-radius: 7px;
  display: grid; place-items: center;
  color: var(--primary-fg); font-weight: 900;
}
.nav-links {
  display: none; gap: 32px; font-size: 14px; color: var(--muted);
}
.nav-links a:hover { color: var(--fg); }
@media (min-width: 768px) { .nav-links { display: flex; } }

/* ============= BUTTONS ============= */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px; border-radius: 10px;
  font-size: 14px; font-weight: 600;
  border: 1px solid transparent;
  transition: opacity .15s, background .15s, border-color .15s;
}
.btn:hover { opacity: .9; }
.btn-primary { background: var(--gradient-lime); color: var(--primary-fg); }
.btn-outline { border-color: var(--border); color: var(--fg); background: transparent; }
.btn-outline:hover { background: var(--card); opacity: 1; }
.btn-lg { padding: 14px 22px; font-size: 15px; }
.icon { width: 18px; height: 18px; flex-shrink: 0; }
.icon-sm { width: 14px; height: 14px; }

/* ============= HERO ============= */
.hero { position: relative; overflow: hidden; }
.hero-grid {
  position: absolute; inset: 0; opacity: .3;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
}
.hero-inner {
  position: relative;
  display: grid; gap: 48px; align-items: center;
  padding: 80px 0;
}
@media (min-width: 1024px) { .hero-inner { grid-template-columns: 1fr 1fr; padding: 112px 0; } }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid var(--border); background: rgba(20,20,20,.6);
  padding: 6px 12px; border-radius: 999px;
  font-size: 12px; color: var(--muted);
  margin-bottom: 24px;
}
.eyebrow .icon-sm { color: var(--primary); }

h1 {
  font-size: clamp(44px, 6vw, 72px);
  line-height: .95;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.accent { color: var(--primary); }

.hero-sub {
  margin-top: 24px; max-width: 520px;
  color: var(--muted); font-size: 18px;
}

.hero-actions { margin-top: 32px; display: flex; flex-wrap: wrap; gap: 12px; }

.hero-stats {
  margin-top: 40px;
  display: flex; gap: 32px; flex-wrap: wrap;
  font-size: 14px; color: var(--muted);
}
.hero-stats .num { font-size: 24px; font-weight: 700; color: var(--fg); }

/* hero card image */
.hero-card-wrap {
  display: flex; justify-content: center;
}
.hero-card-wrap img { max-width: 520px; }

/* ============= TRUST BAR ============= */
.trustbar {
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  background: rgba(20,20,20,.4);
}
.trustbar-inner {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 16px 48px;
  padding: 32px 0;
  color: var(--muted); font-size: 14px; font-weight: 500;
}
.trustbar-inner div { display: flex; align-items: center; gap: 8px; }
.trustbar-inner .icon-sm { color: var(--primary); }

/* ============= SECTION HEADINGS ============= */
section { scroll-margin-top: 80px; }
.section { padding: 80px 0; }
.section-eyebrow {
  font-size: 14px; color: var(--primary);
  font-weight: 500; margin-bottom: 12px;
}
h2 {
  font-size: clamp(32px, 4.5vw, 48px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

/* ============= DASHBOARD PREVIEW ============= */
.dashboard-preview { padding: 40px 0 80px; }
.dashboard-preview .frame {
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-elevated);
  background: var(--card);
}
.dashboard-preview img { width: 100%; height: auto; display: block; }

/* ============= FEATURES GRID ============= */
.grid-features {
  display: grid; gap: 16px;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .grid-features { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .grid-features { grid-template-columns: repeat(3, 1fr); } }
.feature-card {
  border: 1px solid var(--border-soft);
  background: var(--card);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-card);
  transition: border-color .15s;
}
.feature-card:hover { border-color: rgba(197,243,59,.4); }
.feature-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: rgba(197,243,59,.1);
  color: var(--primary);
  display: grid; place-items: center;
  margin-bottom: 16px;
}
.feature-icon.brand-apple { background: var(--fg); color: var(--bg); }
.feature-icon.brand-google { background: var(--bg); border: 1px solid var(--border); }
.feature-icon img, .feature-icon svg { width: 22px; height: 22px; }
.feature-card h3 { font-size: 18px; font-weight: 600; margin-bottom: 6px; }
.feature-card p { color: var(--muted); font-size: 14px; }

.section-head-left { max-width: 640px; margin-bottom: 48px; }

/* ============= HOW IT WORKS ============= */
.how-grid {
  display: grid; gap: 24px;
}
@media (min-width: 768px) { .how-grid { grid-template-columns: repeat(3, 1fr); } }
.step-card {
  background: linear-gradient(180deg, var(--card), var(--card-2));
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow-card);
}
.step-num { font-size: 12px; color: var(--muted); margin-bottom: 24px; }
.step-icon { width: 32px; height: 32px; color: var(--primary); margin-bottom: 16px; }
.step-card h3 { font-size: 20px; font-weight: 600; margin-bottom: 8px; }
.step-card p { color: var(--muted); font-size: 14px; }

/* ============= CARD CTA ============= */
.cta-card {
  position: relative; overflow: hidden;
  border: 1px solid rgba(197,243,59,.2);
  background: var(--card);
  border-radius: 24px;
  padding: 64px 40px;
  box-shadow: var(--shadow-elevated);
}
.cta-card::before {
  content: ""; position: absolute; right: -80px; top: -80px;
  width: 290px; height: 290px; border-radius: 50%;
  background: rgba(197,243,59,.2);
  filter: blur(80px);
}
.cta-grid {
  position: relative;
  display: grid; gap: 32px; align-items: center;
}
@media (min-width: 768px) { .cta-grid { grid-template-columns: 1fr 1fr; } }
.cta-list { margin-top: 32px; display: flex; flex-direction: column; gap: 10px; font-size: 14px; }
.cta-list li { display: flex; align-items: center; gap: 10px; color: var(--muted); }
.cta-list .icon-sm { color: var(--primary); }

/* ============= FAQ ============= */
.faq-list { max-width: 640px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  border: 1px solid var(--border-soft);
  background: var(--card);
  border-radius: 12px;
  padding: 20px;
}
.faq-item summary {
  display: flex; justify-content: space-between; align-items: center;
  cursor: pointer; font-weight: 500;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary span { color: var(--primary); transition: transform .2s; }
.faq-item[open] summary span { transform: rotate(45deg); }
.faq-item p { margin-top: 12px; color: var(--muted); font-size: 14px; }

/* ============= FOOTER ============= */
footer {
  border-top: 1px solid var(--border-soft);
  margin-top: 120px;
}
.footer-grid {
  display: grid; gap: 40px; padding: 48px 0;
}
@media (min-width: 768px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr; } }
.footer-grid h4 { font-size: 14px; font-weight: 600; margin-bottom: 12px; }
.footer-grid ul { display: flex; flex-direction: column; gap: 8px; font-size: 14px; color: var(--muted); }
.footer-grid ul a:hover { color: var(--fg); }
.footer-grid p { color: var(--muted); font-size: 14px; max-width: 380px; margin-top: 16px; }
.footer-bottom {
  border-top: 1px solid var(--border-soft);
}
.footer-bottom-inner {
  padding: 24px 0;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
  font-size: 12px; color: var(--muted);
}

.text-balance { text-wrap: balance; }