/* =====================================================================
   Micro-Agenti AI — Design System
   Palette: indigo-violet + mint accent · Sora (display) + Inter (text)
   ===================================================================== */

:root {
  --ink:        #14131c;
  --ink-soft:   #3a3850;
  --muted:      #6b6980;
  --line:       #e7e5f0;
  --line-soft:  #f0eef7;
  --bg:         #f7f6fb;
  --bg-2:       #ffffff;
  --card:       #ffffff;

  --violet:     #5b4be6;
  --violet-600: #6a58ff;
  --violet-700: #4a3ad0;
  --violet-050: #efedfe;
  --violet-100: #e3dffd;

  --mint:       #10d9a3;
  --mint-050:   #e2fbf3;

  --amber:      #f6a723;
  --amber-050:  #fdf3df;

  --rose:       #ef4d6a;
  --rose-050:   #fdeaee;

  --green:      #17b877;
  --green-050:  #e4f8ef;

  /* Dark surfaces (hero / footer) */
  --dark:       #0d0c17;
  --dark-2:     #151324;
  --dark-card:  #1b1930;

  --radius:     18px;
  --radius-sm:  12px;
  --radius-lg:  26px;

  --shadow-sm:  0 1px 2px rgba(20,19,28,.06), 0 1px 3px rgba(20,19,28,.05);
  --shadow-md:  0 8px 24px rgba(30,25,70,.09);
  --shadow-lg:  0 24px 60px rgba(40,30,90,.16);
  --shadow-glow:0 20px 60px rgba(91,75,230,.35);

  --grad: linear-gradient(120deg, #6a58ff 0%, #5b4be6 45%, #3f6bff 100%);
  --grad-soft: linear-gradient(120deg, #efedfe, #e2fbf3);

  --font-display: "Sora", ui-sans-serif, system-ui, sans-serif;
  --font-text: "Inter", ui-sans-serif, system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-text);
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.6;
}
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; letter-spacing: -.02em; line-height: 1.1; margin: 0; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
::selection { background: var(--violet-100); }

.wrap { width: min(1120px, 92vw); margin: 0 auto; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-text); font-weight: 600; font-size: 13px;
  letter-spacing: .04em; text-transform: uppercase; color: var(--violet);
}
.eyebrow.on-dark { color: #b9adff; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--font-text); font-weight: 600; font-size: 15px;
  padding: 13px 22px; border-radius: 12px; border: 1px solid transparent;
  cursor: pointer; transition: transform .18s ease, box-shadow .22s ease, background .2s ease, border-color .2s ease;
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; }
.btn-primary { background: var(--grad); color: #fff; box-shadow: var(--shadow-glow); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 26px 70px rgba(91,75,230,.45); }
.btn-ghost { background: #fff; color: var(--ink); border-color: var(--line); box-shadow: var(--shadow-sm); }
.btn-ghost:hover { transform: translateY(-2px); border-color: var(--violet-100); box-shadow: var(--shadow-md); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { transform: translateY(-2px); }
.btn-sm { padding: 9px 15px; font-size: 14px; border-radius: 10px; }
.btn-block { width: 100%; justify-content: center; }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}