/* ============================================================
   OpenEB5 Theme · Base reset + typography + utilities
   ============================================================ */

/* Reset moderno (Andy Bell-style, simplificado) */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body, h1, h2, h3, h4, h5, p, figure, blockquote, dl, dd { margin: 0; }
ul[role='list'], ol[role='list'] { list-style: none; padding: 0; margin: 0; }
html:focus-within { scroll-behavior: smooth; }
img, picture, svg, video { max-width: 100%; display: block; }
button, input, select, textarea { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
:focus-visible { outline: 2px solid var(--c-green-500); outline-offset: 3px; border-radius: var(--r-sm); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Body */
body {
  font-family: var(--ff-body);
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  color: var(--c-text);
  background: var(--c-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* Tipografía base */
h1, h2, h3, h4, h5 {
  font-family: var(--ff-body);
  font-weight: var(--fw-semibold);
  color: var(--c-text-strong);
  letter-spacing: -0.01em;
  line-height: var(--lh-snug);
}

h1 {
  font-family: var(--ff-display);
  font-size: var(--fs-5xl);
  line-height: var(--lh-tight);
  letter-spacing: -0.02em;
  font-weight: var(--fw-semibold);
}

h2 { font-size: var(--fs-3xl); line-height: 1.15; }
h3 { font-size: var(--fs-2xl); }
h4 { font-size: var(--fs-xl); }
h5 { font-size: var(--fs-lg); }

p { line-height: var(--lh-relaxed); }
small { font-size: var(--fs-sm); }

a { transition: color var(--t-fast) var(--easing); }
a:hover { color: var(--c-green-600); }

/* Listas semánticas con role */
.list-reset { list-style: none; padding: 0; margin: 0; }

/* ── LAYOUT UTILITIES ── */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-px);
  padding-right: var(--container-px);
}

@media (min-width: 768px) {
  .container { padding-left: var(--container-px-lg); padding-right: var(--container-px-lg); }
}

.container--narrow { max-width: var(--container-narrow); }

.section {
  padding-top: var(--section-py-sm);
  padding-bottom: var(--section-py-sm);
}

@media (min-width: 768px) {
  .section { padding-top: var(--section-py-md); padding-bottom: var(--section-py-md); }
}

@media (min-width: 1200px) {
  .section { padding-top: var(--section-py-lg); padding-bottom: var(--section-py-lg); }
}

.section--dark { background: var(--c-navy-800); color: var(--c-text-on-dark); }
.section--dark h1, .section--dark h2, .section--dark h3, .section--dark h4 { color: var(--c-white); }

.section--paper { background: var(--c-paper); }

/* Section heading group (eyebrow + h2 + lead) */
.section-head {
  margin-bottom: var(--sp-10);
  max-width: 760px;
}

.section-head--center { margin-left: auto; margin-right: auto; text-align: center; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-green-600);
  margin-bottom: var(--sp-4);
}

.eyebrow::before {
  content: '';
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--c-green-500);
  box-shadow: 0 0 0 4px rgba(61,207,134,0.18);
}

.section--dark .eyebrow { color: var(--c-green-500); }

.lead {
  font-size: var(--fs-md);
  color: var(--c-text-mute);
  line-height: var(--lh-relaxed);
  margin-top: var(--sp-4);
}

.section--dark .lead { color: var(--c-text-on-dark-mute); }

/* ── BUTTONS ── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: 14px 28px;
  font-family: var(--ff-body);
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1.5px solid transparent;
  border-radius: var(--r-sm);
  cursor: pointer;
  transition: transform var(--t-fast) var(--easing),
              box-shadow var(--t-fast) var(--easing),
              background-color var(--t-fast) var(--easing),
              border-color var(--t-fast) var(--easing),
              color var(--t-fast) var(--easing);
  line-height: 1;
  white-space: nowrap;
}

.btn--primary {
  background: var(--c-gold-600);
  color: var(--c-navy-800);
  box-shadow: var(--shadow-gold);
}

.btn--primary:hover {
  background: var(--c-gold-700);
  color: var(--c-navy-800);
  transform: translateY(-1px);
}

.btn--green {
  background: var(--c-green-500);
  color: var(--c-navy-800);
  box-shadow: var(--shadow-green);
}

.btn--green:hover { background: var(--c-green-600); transform: translateY(-1px); color: var(--c-navy-800); }

.btn--outline-light {
  background: transparent;
  color: var(--c-white);
  border-color: rgba(255,255,255,0.5);
}

.btn--outline-light:hover { background: rgba(255,255,255,0.1); border-color: #fff; color: #fff; }

.btn--outline-green {
  background: transparent;
  color: var(--c-green-500);
  border-color: var(--c-green-500);
}

.btn--outline-green:hover { background: var(--c-green-500); color: var(--c-navy-800); }

.btn--ghost-dark {
  background: transparent;
  color: var(--c-navy-800);
  border-color: rgba(11,42,73,0.25);
}

.btn--ghost-dark:hover { background: var(--c-navy-800); color: #fff; border-color: var(--c-navy-800); }

.btn--lg { padding: 18px 36px; font-size: var(--fs-base); }
.btn--sm { padding: 10px 18px; font-size: var(--fs-xs); }

.btn__icon { display: inline-flex; flex-shrink: 0; }

/* ── BADGES / CHIPS ── */

.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 6px 12px;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.04em;
  border-radius: var(--r-pill);
}

.chip--green { background: var(--c-green-200); color: var(--c-green-700); }
.chip--gold { background: rgba(198,151,73,0.18); color: var(--c-gold-700); }
.chip--soft { background: var(--c-paper-2); color: var(--c-text); }
.chip--dot::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: currentColor;
}

/* ── ACCESSIBILITY ── */

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute; top: -100px; left: 0; z-index: var(--z-overlay);
  background: var(--c-navy-800); color: #fff;
  padding: var(--sp-3) var(--sp-5);
  font-weight: var(--fw-semibold);
}
.skip-link:focus { top: 0; }