/* ═══════════════════════════════════════════════════════════
   Design System — Generador de Contratos
   Elegant · Professional · Sober
   ═══════════════════════════════════════════════════════════ */

/* ── Variables ────────────────────────────────────────────── */
:root {
  --navy:        #0f2044;
  --navy-light:  #1a3560;
  --accent:      #1a56db;
  --accent-dk:   #1447b8;
  --bg:          #f3f5fa;
  --card:        #ffffff;
  --text:        #16213a;
  --text-2:      #4a5572;
  --muted:       #7a849e;
  --border:      #dde3ef;
  --border-focus:#1a56db;
  --row-hover:   #f6f8ff;
  --shadow-sm:   0 1px 3px rgba(15,32,68,.07), 0 1px 2px rgba(15,32,68,.04);
  --shadow-md:   0 4px 18px rgba(15,32,68,.10), 0 1px 4px rgba(15,32,68,.05);
  --shadow-lg:   0 14px 44px rgba(15,32,68,.16);
  --radius-sm:   6px;
  --radius-md:   10px;
  --radius-lg:   14px;
  --radius-xl:   18px;
  --tr:          0.18s ease;
  /* keep --primary for compatibility with legacy references */
  --primary:     #1a56db;
}

/* ── Reset / Base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

/* ── Layout ───────────────────────────────────────────────── */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Header ───────────────────────────────────────────────── */
.site-header {
  background: var(--navy);
  box-shadow: 0 2px 16px rgba(0,0,0,.24);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 62px;
}

.site-header h1 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  opacity: 0.95;
}

.top-nav {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-label {
  font-size: 13px;
  color: rgba(255,255,255,.55);
  letter-spacing: 0.1px;
}

.site-header .btn {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.18);
  color: rgba(255,255,255,.88);
  padding: 7px 15px;
  font-size: 13px;
  border-radius: var(--radius-sm);
  transition: background var(--tr), border-color var(--tr);
}

.site-header .btn:hover {
  background: rgba(255,255,255,.15);
  border-color: rgba(255,255,255,.32);
}

/* ── Main wrapper ─────────────────────────────────────────── */
main.container {
  padding-top: 32px;
  padding-bottom: 56px;
}

/* ── Flash messages ───────────────────────────────────────── */
.flash-wrap {
  margin: 0 0 22px;
  display: grid;
  gap: 8px;
}

.flash {
  padding: 13px 18px;
  border-radius: var(--radius-md);
  border-left: 4px solid transparent;
  font-size: 14px;
  font-weight: 500;
}

.flash.success {
  background: #edfaf2;
  color: #155d36;
  border-left-color: #16a34a;
}

.flash.error {
  background: #fef2f2;
  color: #9a1818;
  border-left-color: #dc2626;
}

/* ── Tabs ─────────────────────────────────────────────────── */
.tabs {
  display: flex;
  border-bottom: 2px solid var(--border);
  margin-bottom: 30px;
  gap: 0;
}

.tab-btn {
  background: transparent;
  color: var(--text-2);
  border: none;
  border-bottom: 3px solid transparent;
  padding: 13px 24px;
  font-size: 14px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  margin-bottom: -2px;
  letter-spacing: 0.1px;
  transition: color var(--tr), border-color var(--tr);
}

.tab-btn:hover {
  color: var(--text);
  border-bottom-color: #c8d0e4;
}

.tab-btn.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
  font-weight: 700;
}

/* ── Tab panel + animation ────────────────────────────────── */
.tab { display: none; }

.tab.is-active {
  display: block;
  animation: tabFadeUp 0.26s cubic-bezier(0.4, 0, 0.2, 1) both;
}

@keyframes tabFadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0);     }
}

/* ── Card ─────────────────────────────────────────────────── */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 30px 34px;
  box-shadow: var(--shadow-sm);
}

.card hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 26px 0;
}

/* ── Grid utilities ───────────────────────────────────────── */
.grid-1 { display: grid; gap: 20px; }

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

/* ── Form labels & fields ─────────────────────────────────── */
label {
  display: flex;
  flex-direction: column;
  font-size: 12.5px;
  font-weight: 700;
  gap: 6px;
  color: var(--text-2);
  letter-spacing: 0.2px;
  text-transform: uppercase;
}

input, textarea, select {
  padding: 10px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--card);
  font-size: 14px;
  font-weight: 400;
  color: var(--text);
  font-family: inherit;
  transition: border-color var(--tr), box-shadow var(--tr);
  outline: none;
  text-transform: none;
  letter-spacing: normal;
}

input:focus, textarea:focus, select:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(26,86,219,.12);
}

input::placeholder, textarea::placeholder {
  color: var(--muted);
  font-weight: 400;
}

textarea { resize: vertical; }

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--card);
  border: 1.5px solid var(--border);
  padding: 9px 17px;
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  font-weight: 500;
  font-family: inherit;
  text-decoration: none;
  color: var(--text);
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--tr), border-color var(--tr),
              box-shadow var(--tr), color var(--tr);
}

.btn:hover {
  background: #eef1f9;
  border-color: #bcc6de;
}

.btn.primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  font-weight: 600;
}

.btn.primary:hover {
  background: var(--accent-dk);
  border-color: var(--accent-dk);
  box-shadow: 0 3px 10px rgba(26,86,219,.28);
}

.btn.danger {
  background: #dc2626;
  border-color: #b91c1c;
  color: #fff;
  font-weight: 600;
}

.btn.danger:hover {
  background: #b91c1c;
  box-shadow: 0 3px 10px rgba(185,28,28,.28);
}

.actions {
  display: flex;
  gap: 12px;
  margin-top: 28px;
  flex-wrap: wrap;
}

/* ── Table ────────────────────────────────────────────────── */
.table-responsive { overflow-x: auto; }

.tabla {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 13.5px;
}

.tabla thead tr { background: #f5f7fd; }

.tabla th {
  padding: 11px 14px;
  font-size: 11.5px;
  font-weight: 700;
  color: var(--text-2);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  border-bottom: 2px solid var(--border);
  text-align: left;
  white-space: nowrap;
}

.tabla td {
  padding: 12px 14px;
  border-bottom: 1px solid #edf0f8;
  vertical-align: middle;
  color: var(--text);
}

.tabla tbody tr { transition: background var(--tr); }
.tabla tbody tr:hover { background: var(--row-hover); }

.tabla .acciones {
  white-space: nowrap;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
}

/* ── Definition list ──────────────────────────────────────── */
.dl {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 10px 20px;
}

.dl dt {
  color: var(--muted);
  font-size: 12.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  padding-top: 3px;
}

.dl dd {
  margin: 0;
  font-size: 14px;
}

.dl pre {
  white-space: pre-wrap;
  font-family: inherit;
  background: #f6f8fc;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  font-size: 13.5px;
  line-height: 1.6;
  margin: 0;
}

/* ── Cuotas ───────────────────────────────────────────────── */
.cuota-item {
  display: grid;
  grid-template-columns: 48px 1fr 1fr auto;
  gap: 10px;
  align-items: end;
  padding: 12px 16px;
  background: #f8faff;
  border-radius: var(--radius-sm);
  border: 1px solid #e6ebf6;
  margin-bottom: 8px;
}

/* ── Legacy fieldset ──────────────────────────────────────── */
fieldset.beneficios {
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px;
  margin-top: 20px;
}

legend {
  font-size: 12.5px;
  font-weight: 700;
  color: var(--text-2);
  text-transform: uppercase;
  letter-spacing: 0.3px;
  padding: 0 6px;
}

.chk {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ── Misc ─────────────────────────────────────────────────── */
.benef-list.hidden li:not(:first-child),
.benef-list li.hidden { display: none; }

.btn-toggle {
  background: none;
  border: none;
  color: var(--accent);
  font-size: 12px;
  cursor: pointer;
  padding: 4px 0;
  text-align: left;
  font-family: inherit;
}

.lista-beneficios li {
  margin-bottom: 4px;
  line-height: 1.4;
}

/* ── Modal ────────────────────────────────────────────────── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10,18,45,.52);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 60;
  backdrop-filter: blur(3px);
}

.modal-backdrop.open {
  display: flex;
  animation: modalFadeIn 0.22s ease both;
}

@keyframes modalFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.modal-content {
  background: var(--card);
  padding: 34px;
  border-radius: var(--radius-xl);
  width: 400px;
  max-width: calc(100vw - 32px);
  box-shadow: var(--shadow-lg);
  text-align: center;
  animation: modalSlideIn 0.22s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

@keyframes modalSlideIn {
  from { opacity: 0; transform: scale(0.93) translateY(-10px); }
  to   { opacity: 1; transform: scale(1)    translateY(0);      }
}

.modal-content h4 {
  margin: 0 0 8px;
  font-size: 18px;
  color: var(--text);
}

.modal-content p {
  color: var(--text-2);
  font-size: 14px;
  margin: 0 0 4px;
}

.modal-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 22px;
}

/* ── Badges ───────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .4px;
  line-height: 1.6;
  vertical-align: middle;
}

.badge-success { background: #dcfce7; color: #15803d; }
.badge-warning  { background: #fef3c7; color: #92400e; }
.badge-canje    { background: #ede9fe; color: #6d28d9; }

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 768px) {
  main.container { padding-top: 20px; }
  .card { padding: 20px 18px; }
  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .dl { grid-template-columns: 1fr; }
  .cuota-item { grid-template-columns: 1fr 1fr; }
  .tabs { overflow-x: auto; }
  .tab-btn { padding: 10px 16px; font-size: 13px; }
  .header-content { height: 54px; }
  .site-header h1 { font-size: 14px; }
}

/* ═══════════════════════════════════════════
   Benefits Panel – Modern Design
   ═══════════════════════════════════════════ */

.beneficios-panel {
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid #e2e8f0;
  margin-top: 16px;
  background: #fff;
}

.ben-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: linear-gradient(135deg, #003366 0%, #00508a 100%);
  color: #fff;
}

.ben-panel-head h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.2px;
}

.ben-panel-head p {
  margin: 4px 0 0;
  font-size: 13px;
  opacity: 0.8;
}

.ben-total-badge {
  background: rgba(255,255,255,0.2);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 20px;
  backdrop-filter: blur(4px);
  white-space: nowrap;
}

.ben-blocks {
  padding: 8px;
}

/* ── Block ── */
.ben-block {
  border-radius: 12px;
  margin-bottom: 4px;
  overflow: hidden;
  transition: box-shadow 0.2s;
}

.ben-block:hover {
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}

.ben-block.open {
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  margin-bottom: 8px;
}

.ben-block-head {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: background 0.15s;
  border-radius: 12px;
}

.ben-block-head:hover {
  background: #f8fafc;
}

.ben-block.open .ben-block-head {
  background: #f1f5f9;
  border-radius: 12px 12px 0 0;
}

.ben-block-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--accent, var(--primary));
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
  letter-spacing: 0.5px;
}

.ben-block-title {
  flex: 1;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.ben-block-badge {
  display: none;
  background: var(--accent, var(--primary));
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 9px;
  border-radius: 10px;
  min-width: 22px;
  text-align: center;
}

.ben-block-badge.visible {
  display: inline-block;
}

.ben-block-chevron {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  color: #94a3b8;
  transition: transform 0.3s, color 0.3s;
  font-size: 14px;
}

.ben-block.open .ben-block-chevron {
  transform: rotate(180deg);
  color: var(--accent, var(--primary));
}

.ben-block-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s;
  padding: 0 16px;
  background: #fafbfc;
}

.ben-block.open .ben-block-body {
  max-height: 3000px;
  padding: 8px 16px 14px;
  border-top: 1px solid #e9ecef;
}

/* ── Item ── */
.ben-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 10px;
  transition: background 0.12s;
  cursor: default;
}

.ben-item:hover {
  background: #f0f3f7;
}

.ben-item-label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  flex: 1;
  min-width: 0;
}

.ben-item-label input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.ben-item-check {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border: 2px solid #cbd5e1;
  border-radius: 6px;
  flex-shrink: 0;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  margin-top: 1px;
  background: #fff;
}

.ben-item-check svg {
  width: 14px;
  height: 14px;
  opacity: 0;
  transform: scale(0.5);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  stroke: #fff;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}

.ben-item-label input[type="checkbox"]:checked + .ben-item-check {
  background: var(--accent, var(--primary));
  border-color: var(--accent, var(--primary));
  box-shadow: 0 1px 4px rgba(0,0,0,0.15);
}

.ben-item-label input[type="checkbox"]:checked + .ben-item-check svg {
  opacity: 1;
  transform: scale(1);
}

.ben-item-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
  padding-top: 1px;
}

.ben-item-name {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text);
  line-height: 1.45;
}

.ben-item-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 2px;
}

.ben-tag {
  display: inline-block;
  font-size: 11px;
  color: #334155;
  background: #e8ecf2;
  padding: 2px 9px;
  border-radius: 5px;
  line-height: 1.55;
  font-weight: 500;
}

.ben-qty,
.ben-txt {
  padding: 6px 10px;
  border: 1px solid #d0d5dd;
  border-radius: 8px;
  font-size: 13px;
  background: #fff;
  flex-shrink: 0;
  margin-top: 1px;
  color: var(--text);
}

.ben-qty {
  width: 80px;
  text-align: center;
}

.ben-txt {
  width: 140px;
}

.ben-qty:focus,
.ben-txt:focus {
  outline: none;
  border-color: var(--accent, var(--primary));
  box-shadow: 0 0 0 3px rgba(0, 51, 102, 0.08);
}

@media (max-width: 600px) {
  .ben-panel-head { padding: 16px; flex-direction: column; gap: 10px; align-items: flex-start; }
  .ben-blocks { padding: 4px; }
  .ben-block-head { padding: 10px 12px; gap: 8px; }
  .ben-block-num { width: 28px; height: 28px; font-size: 11px; border-radius: 6px; }
  .ben-block-title { font-size: 13px; }
  .ben-block.open .ben-block-body { padding: 6px 12px 10px; }
  .ben-item { padding: 8px 6px; gap: 8px; flex-wrap: wrap; }
  .ben-item-name { font-size: 13px; }
  .ben-qty { width: 70px; }
  .ben-txt { width: 100px; }
}

/* Modal simple */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 60;
}
.modal-backdrop.open {
  display: flex;
}
.modal-content {
  background: var(--card);
  padding: 20px;
  border-radius: 10px;
  width: 360px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
  text-align: center;
}
.modal-content h4 { margin: 0 0 12px 0; }
.modal-actions { display:flex; gap:8px; justify-content:center; margin-top:12px; }

/* ── Badges ─────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .4px;
  line-height: 1.6;
  vertical-align: middle;
}
.badge-success { background: #16a34a; color: #fff; }
.badge-warning  { background: #d97706; color: #fff; }
.badge-canje    { background: #7c3aed; color: #fff; }