/* BitFleet shared design tokens */
:root {
  /* Brand */
  --slate: #3E4F62;
  --slate-2: #2C3A48;
  --slate-3: #5A6B7E;
  --slate-ink: #0F1D2C;
  --teal: #00BABD;
  --teal-600: #00A3A6;
  --teal-700: #007F82;
  --teal-50: #E8F8F8;
  --teal-100: #CCF1F1;

  /* Panel (dashboard.bitfleet.pl) */
  --navy: #0E2238;
  --navy-2: #16304C;
  --navy-3: #22405F;
  --panel-bg: #F8FAFB;
  --panel-info: #2DADCF;
  --panel-success: #31CF80;
  --panel-warning: #F5B83D;
  --panel-danger: #E5566B;
  --panel-gray: #9EA9B4;

  /* Neutrals */
  --ink: #0F1D2C;
  --text: #3A4858;
  --muted: #677485;
  --muted-2: #8C97A4;
  --line: #E4E9EF;
  --line-2: #EEF1F5;
  --bg: #FFFFFF;
  --bg-soft: #F6F8FA;
  --danger: #D9425C;
  --success: #16A36B;

  --radius-sm: 8px;
  --radius: 12px;
  --radius-md: 14px;
  --radius-card: 18px;
  --radius-lg: 24px;

  --shadow-sm: 0 1px 2px rgba(15, 29, 44, .05);
  --shadow-md: 0 1px 2px rgba(15, 29, 44, .04), 0 6px 20px rgba(15, 29, 44, .06);
  --shadow-lg: 0 1px 2px rgba(15, 29, 44, .04), 0 18px 48px rgba(15, 29, 44, .10);
  --shadow-xl: 0 2px 4px rgba(15, 29, 44, .04), 0 32px 80px rgba(15, 29, 44, .16);

  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-display: "Montserrat", "Inter", system-ui, sans-serif;
  --font-panel: "Open Sans", "Inter", system-ui, sans-serif;
  --container: 1200px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.6;
  font-size: 16px;
}

img { display: block; max-width: 100%; }
a { color: inherit; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--ink);
  margin: 0;
  line-height: 1.12;
  text-wrap: balance;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--teal-700);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--teal);
}

.container {
  width: 100%;
  max-width: calc(var(--container) + 56px);
  margin: 0 auto;
  padding: 0 28px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  cursor: pointer;
  font-family: inherit;
  font-weight: 600;
  font-size: 15px;
  line-height: 1;
  padding: 12px 20px;
  border-radius: 10px;
  text-decoration: none;
  transition: background .15s ease, box-shadow .15s ease, color .15s ease, border-color .15s ease;
  white-space: nowrap;
}
.btn .arrow { transition: transform .2s ease; }
.btn:hover:not(:disabled) .arrow { transform: translateX(3px); }

.btn-primary {
  background: var(--ink);
  color: #fff;
  box-shadow: 0 1px 2px rgba(15, 29, 44, .2);
}
.btn-primary:hover { background: var(--navy-2); }

.btn-accent {
  background: var(--teal);
  color: #fff;
  box-shadow: 0 1px 2px rgba(0, 127, 130, .25);
}
.btn-accent:hover { background: var(--teal-600); }

.btn-secondary {
  background: #fff;
  color: var(--ink);
  border-color: var(--line);
  box-shadow: var(--shadow-sm);
}
.btn-secondary:hover { border-color: #C9D2DC; }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 500;
}
.btn-ghost:hover { background: var(--line-2); }

.btn-lg { padding: 15px 24px; font-size: 16px; border-radius: 12px; }

.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn:focus-visible { outline: 2px solid var(--teal); outline-offset: 2px; }