/* ============================================================
   DINAMITA ANDRADE — base.css (design tokens + componentes)
   ============================================================ */
:root {
  --black: #0a0a0b;
  --charcoal: #16171a;
  --graphite: #22242a;
  --panel: #1a1c21;
  --white: #f4f4f2;
  --silver: #c8cad0;
  --red: #d92027;
  --red-dark: #8f1318;
  --gold: #d4a017;
  --radius: 14px;
  --font-head: 'Oswald', sans-serif;
  --font-body: 'Inter', sans-serif;
  --shadow: 0 18px 50px rgba(0, 0, 0, .45);
  --transition: .28s cubic-bezier(.2, .7, .3, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 {
  font-family: var(--font-head);
  text-transform: uppercase;
  letter-spacing: .04em;
  line-height: 1.08;
  margin: 0 0 .5em;
  font-weight: 600;
}
p { margin: 0 0 1em; }
.container { width: min(1200px, 92%); margin-inline: auto; }
.icon { width: 22px; height: 22px; flex: none; }

.skip-link {
  position: absolute; left: -9999px; top: 0; background: var(--red); color: #fff;
  padding: .6rem 1rem; z-index: 1000; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--font-head); text-transform: uppercase; letter-spacing: .08em;
  font-size: .95rem; font-weight: 600;
  padding: .85rem 1.7rem; border-radius: 999px; border: 1px solid transparent;
  cursor: pointer; transition: var(--transition); position: relative; overflow: hidden;
  background: none; color: var(--white);
}
.btn-sm { padding: .5rem 1.1rem; font-size: .82rem; }
.btn-red { background: linear-gradient(135deg, var(--red), var(--red-dark)); color: #fff; box-shadow: 0 8px 24px rgba(217, 32, 39, .35); }
.btn-red:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(217, 32, 39, .5); }
.btn-gold { background: linear-gradient(135deg, var(--gold), #9a720e); color: #111; box-shadow: 0 8px 24px rgba(212, 160, 23, .3); }
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(212, 160, 23, .45); }
.btn-ghost { border-color: rgba(244, 244, 242, .3); color: var(--white); }
.btn-ghost:hover { border-color: var(--red); color: var(--red); }
.btn-block { width: 100%; justify-content: center; }
.btn[disabled] { opacity: .55; pointer-events: none; }

/* ---------- Tarjetas ---------- */
.card {
  background: var(--panel); border: 1px solid rgba(244, 244, 242, .07);
  border-radius: var(--radius); padding: 1.6rem; transition: var(--transition);
}
.card.hover:hover, .tilt:hover { transform: translateY(-6px); border-color: rgba(217, 32, 39, .35); box-shadow: var(--shadow); }
.glass {
  background: rgba(26, 28, 33, .62);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(244, 244, 242, .1); border-radius: var(--radius);
}

/* ---------- Badges ---------- */
.badge {
  display: inline-block; font-size: .72rem; font-weight: 600; letter-spacing: .05em;
  padding: .28rem .7rem; border-radius: 999px; text-transform: uppercase;
  background: var(--graphite); color: var(--silver); border: 1px solid rgba(244,244,242,.1);
}
.badge-ACTIVE, .badge-APPROVED, .badge-SIGNED, .badge-PAYMENT_CONFIRMED, .badge-COMPLETED, .badge-PRESENT {
  background: rgba(46, 160, 90, .15); color: #4ecf8a; border-color: rgba(46, 160, 90, .35);
}
.badge-PENDING, .badge-REQUESTED, .badge-PAYMENT_PENDING, .badge-DRAFT, .badge-SENT, .badge-VIEWED, .badge-RESCHEDULE_REQUESTED {
  background: rgba(212, 160, 23, .12); color: var(--gold); border-color: rgba(212, 160, 23, .35);
}
.badge-SUSPENDED, .badge-DECLINED, .badge-CANCELLED, .badge-ABSENT {
  background: rgba(217, 32, 39, .14); color: #ff6b70; border-color: rgba(217, 32, 39, .4);
}
.badge-PAUSED, .badge-EXPIRED, .badge-ARCHIVED {
  background: var(--graphite); color: var(--silver);
}
.badge-dot {
  position: absolute; top: -4px; right: -4px; min-width: 17px; height: 17px;
  background: var(--red); color: #fff; border-radius: 999px; font-size: .66rem;
  display: flex; align-items: center; justify-content: center; padding: 0 4px; font-weight: 700;
}

/* ---------- Secciones ---------- */
.section { padding: 5.5rem 0; position: relative; }
.section-alt { background: var(--charcoal); }
.section-kicker {
  font-family: var(--font-head); color: var(--red); text-transform: uppercase;
  letter-spacing: .35em; font-size: .8rem; font-weight: 600; display: block; margin-bottom: .8rem;
}
.section-title { font-size: clamp(1.9rem, 4.2vw, 3rem); }
.section-title .accent { color: var(--red); }
.section-lead { color: var(--silver); max-width: 640px; }

/* ---------- Formularios ---------- */
.field { margin-bottom: 1.15rem; }
.field label { display: block; font-size: .85rem; font-weight: 600; margin-bottom: .4rem; color: var(--silver); letter-spacing: .02em; }
.field input, .field select, .field textarea {
  width: 100%; background: var(--charcoal); border: 1px solid rgba(244, 244, 242, .12);
  color: var(--white); border-radius: 10px; padding: .8rem 1rem; font: inherit;
  transition: var(--transition);
}
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--red); box-shadow: 0 0 0 3px rgba(217, 32, 39, .18);
}
.field .hint { font-size: .78rem; color: var(--silver); margin-top: .3rem; display: block; }
.check { display: flex; gap: .6rem; align-items: flex-start; font-size: .88rem; color: var(--silver); }
.check input { width: auto; margin-top: .25rem; accent-color: var(--red); }

/* ---------- Tablas ---------- */
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid rgba(244,244,242,.07); }
.table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.table th {
  text-align: left; font-family: var(--font-head); text-transform: uppercase; letter-spacing: .06em;
  font-size: .75rem; color: var(--silver); padding: .85rem 1rem; background: var(--graphite);
}
.table td { padding: .85rem 1rem; border-top: 1px solid rgba(244,244,242,.06); vertical-align: middle; }
.table tr:hover td { background: rgba(244, 244, 242, .02); }

/* ---------- Tabs ---------- */
.tabs { display: flex; gap: .4rem; flex-wrap: wrap; border-bottom: 1px solid rgba(244,244,242,.09); margin-bottom: 1.6rem; }
.tabs a, .tabs button {
  font-family: var(--font-head); text-transform: uppercase; letter-spacing: .06em; font-size: .82rem;
  padding: .7rem 1.1rem; color: var(--silver); background: none; border: none; cursor: pointer;
  border-bottom: 2px solid transparent; transition: var(--transition);
}
.tabs a.active, .tabs button.active { color: var(--red); border-bottom-color: var(--red); }
.tabs a:hover, .tabs button:hover { color: var(--white); }

/* ---------- Flash / Toast / Modal ---------- */
.flash { padding: .9rem 1.3rem; font-weight: 500; font-size: .95rem; }
.flash-success { background: rgba(46, 160, 90, .15); color: #4ecf8a; border-bottom: 1px solid rgba(46,160,90,.3); }
.flash-error { background: rgba(217, 32, 39, .14); color: #ff8a8e; border-bottom: 1px solid rgba(217,32,39,.35); }
.flash-info { background: rgba(212, 160, 23, .12); color: var(--gold); border-bottom: 1px solid rgba(212,160,23,.3); }
.toast {
  position: fixed; bottom: 1.4rem; right: 1.4rem; z-index: 900;
  background: var(--graphite); border: 1px solid rgba(217,32,39,.4); border-radius: 12px;
  padding: .9rem 1.3rem; box-shadow: var(--shadow); transform: translateY(140%); transition: var(--transition);
}
.toast.show { transform: translateY(0); }
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(10, 10, 11, .8); z-index: 800;
  display: none; align-items: center; justify-content: center; padding: 1rem;
  backdrop-filter: blur(6px);
}
.modal-backdrop.open { display: flex; }
.modal {
  background: var(--panel); border: 1px solid rgba(244,244,242,.1); border-radius: var(--radius);
  max-width: 560px; width: 100%; max-height: 88vh; overflow: auto; padding: 1.8rem; box-shadow: var(--shadow);
}
.modal h3 { margin-top: 0; }

.empty-state {
  text-align: center; padding: 3.2rem 1.4rem; color: var(--silver);
  border: 1px dashed rgba(244, 244, 242, .16); border-radius: var(--radius);
}
.empty-state .icon { width: 44px; height: 44px; margin: 0 auto .9rem; color: var(--red); opacity: .8; }

/* ---------- Efectos (guarded por reduced-motion) ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.7,.3,1); }
.reveal.in { opacity: 1; transform: none; }
.light-sweep { position: relative; overflow: hidden; }
.light-sweep::after {
  content: ''; position: absolute; top: 0; left: -80%; width: 45%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(244, 244, 242, .14), transparent);
  transform: skewX(-18deg); animation: sweep 5.5s ease-in-out infinite;
}
@keyframes sweep { 0%, 65% { left: -80%; } 90%, 100% { left: 130%; } }

.watermark {
  position: absolute; pointer-events: none; opacity: .07; z-index: 0;
  filter: grayscale(1) brightness(1.4);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .light-sweep::after { animation: none; display: none; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

/* ---------- Utilidades ---------- */
.grid { display: grid; gap: 1.4rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.mt-1 { margin-top: .6rem; } .mt-2 { margin-top: 1.2rem; } .mt-3 { margin-top: 2rem; } .mt-4 { margin-top: 3rem; }
.mb-2 { margin-bottom: 1.2rem; }
.muted { color: var(--silver); }
.small { font-size: .85rem; }
.text-red { color: var(--red); }
.text-gold { color: var(--gold); }
.flex { display: flex; gap: 1rem; align-items: center; flex-wrap: wrap; }
.between { justify-content: space-between; }
.center { text-align: center; }
.hidden { display: none !important; }

@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .section { padding: 3.6rem 0; }
}
@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .btn { width: 100%; justify-content: center; }
  .flex .btn { width: auto; }
}