/* ==========================================================================
   Botino 2.0 - Base, layout & primitives
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-base);
  color: var(--text-default);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; padding: 0; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--text-strong);
  line-height: var(--lh-tight);
  letter-spacing: var(--tracking-tight);
  font-weight: var(--fw-bold);
  text-wrap: balance;
}
p { text-wrap: pretty; }

:focus-visible { outline: none; box-shadow: var(--ring-focus); border-radius: var(--r-xs); }

/* ---- Layout helpers ----------------------------------------------------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.container--wide { max-width: var(--container-wide); }
.container--narrow { max-width: var(--container-narrow); }

.section { padding-block: var(--section-y); position: relative; }
.section--soft { background: var(--bg-soft); }
.section--ink { background: var(--grad-ink); color: var(--text-on-dark); }
.section--ink h1, .section--ink h2, .section--ink h3, .section--ink h4 { color: #fff; }

.section-head { max-width: 660px; margin-bottom: var(--space-8); }
.section-head--center { margin-inline: auto; text-align: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: var(--fs-xs); font-weight: var(--fw-bold);
  letter-spacing: var(--tracking-wide); text-transform: uppercase;
  color: var(--color-primary-600);
  background: var(--color-primary-50);
  padding: 0.4rem 0.75rem; border-radius: var(--r-full);
  margin-bottom: var(--space-4);
}
.section--ink .eyebrow { color: var(--color-teal-400); background: rgba(44,224,195,0.10); }
.section-title { font-size: var(--fs-h2); margin-bottom: var(--space-3); }
.section-lead { font-size: var(--fs-lg); color: var(--text-muted); line-height: var(--lh-base); }
.section--ink .section-lead { color: var(--text-on-dark-muted); }

.grid { display: grid; gap: var(--space-5); }
.cols-2 { grid-template-columns: repeat(2, 1fr); }
.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cols-4 { grid-template-columns: repeat(4, 1fr); }

/* ---- Buttons ------------------------------------------------------------ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.55rem;
  font-family: var(--font-display);
  font-weight: var(--fw-semibold); font-size: var(--fs-sm);
  line-height: 1; white-space: nowrap;
  padding: 0.8rem 1.25rem; border-radius: var(--r-full);
  border: 1px solid transparent;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur) var(--ease-out), background var(--dur) var(--ease-out), color var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out);
}
.btn:active { transform: translateY(1px); }
.btn svg { width: 1.15em; height: 1.15em; flex: none; }
.btn--primary { background: var(--color-primary-600); color: #fff; box-shadow: var(--shadow-brand); }
.btn--primary:hover { background: var(--color-primary-700); box-shadow: 0 18px 40px -12px rgba(59,91,252,0.55); transform: translateY(-1px); }
.btn--grad { background: var(--grad-brand); color: #fff; box-shadow: var(--shadow-brand); }
.btn--grad:hover { box-shadow: 0 18px 44px -10px rgba(109,74,242,0.6); transform: translateY(-1px); }
.btn--secondary { background: var(--bg); color: var(--text-strong); border-color: var(--border-strong); box-shadow: var(--shadow-xs); }
.btn--secondary:hover { border-color: var(--color-primary-300); color: var(--color-primary-700); transform: translateY(-1px); }
.btn--ghost { background: transparent; color: var(--text-default); }
.btn--ghost:hover { background: var(--color-slate-100); color: var(--text-strong); }
.btn--on-dark { background: rgba(255,255,255,0.10); color: #fff; border-color: rgba(255,255,255,0.18); }
.btn--on-dark:hover { background: rgba(255,255,255,0.18); }
.btn--lg { padding: 1rem 1.6rem; font-size: var(--fs-body); }
.btn--sm { padding: 0.55rem 0.9rem; font-size: var(--fs-xs); }
.btn--block { width: 100%; }
.btn:disabled, .btn[aria-disabled="true"] { opacity: 0.5; cursor: not-allowed; box-shadow: none; transform: none; }
.btn--loading { pointer-events: none; position: relative; color: transparent !important; }
.btn--loading::after {
  content: ""; position: absolute; width: 1.05em; height: 1.05em;
  border: 2px solid currentColor; border-top-color: transparent; border-radius: 50%;
  animation: spin 0.7s linear infinite; color: #fff;
}
@keyframes spin { to { transform: rotate(360deg); } }

.link-arrow { display: inline-flex; align-items: center; gap: 0.4rem; font-weight: var(--fw-semibold); color: var(--color-primary-600); font-size: var(--fs-sm); }
.link-arrow svg { transition: transform var(--dur) var(--ease-out); }
.link-arrow:hover svg { transform: translateX(3px); }

/* ---- Badges & status ---------------------------------------------------- */
.badge {
  display: inline-flex; align-items: center; gap: 0.35rem;
  font-size: var(--fs-xs); font-weight: var(--fw-semibold);
  padding: 0.28rem 0.6rem; border-radius: var(--r-full);
  background: var(--color-slate-100); color: var(--text-default);
}
.badge--brand { background: var(--color-primary-50); color: var(--color-primary-700); }
.badge--teal  { background: rgba(20,196,184,0.12); color: var(--color-teal-600); }
.badge--violet{ background: rgba(139,92,246,0.12); color: var(--color-violet-700); }
.badge--outline { background: transparent; border: 1px solid var(--border-strong); color: var(--text-muted); }
.badge--on-dark { background: rgba(255,255,255,0.08); color: var(--text-on-dark); border: 1px solid rgba(255,255,255,0.12); }

.status { display: inline-flex; align-items: center; gap: 0.45rem; font-size: var(--fs-xs); font-weight: var(--fw-semibold); }
.status .dot { width: 8px; height: 8px; border-radius: 50%; }
.status--live { color: var(--color-success); }
.status--live .dot { background: var(--color-success); box-shadow: 0 0 0 3px var(--color-success-bg); animation: pulse 2s var(--ease-in-out) infinite; }
.status--idle { color: var(--text-muted); }
.status--idle .dot { background: var(--color-slate-400); }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.45; } }

/* ---- Generic card ------------------------------------------------------- */
.card {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--r-lg);
  padding: var(--space-6); box-shadow: var(--shadow-sm);
  transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out);
}
.card--hover:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--color-primary-200); }

/* ---- Reveal on scroll --------------------------------------------------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out); }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; } }