:root {
  --navy: #181D2E;
  --navy-soft: #2B3348;
  --ink: #1c2130;
  --paper: #F5F7FA;
  --surface: #FFFFFF;
  --line: #E3E8EE;
  --slate: #5B6472;
  --blue: #005992;
  --blue-dark: #00456F;
  --green: #A1C436;
  --red: #C0392B;
  --font-display: "Montserrat", "Inter", sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --radius-s: 8px;
  --radius-m: 12px;
  --radius-l: 18px;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
}
h1, h2, h3 { font-family: var(--font-display); font-weight: 600; margin: 0 0 0.4em; }
p { margin: 0 0 1em; color: var(--slate); line-height: 1.55; }
label { display: block; font-size: 13.5px; font-weight: 600; margin: 14px 0 6px; }
input, select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  padding: 10px 12px;
  font-family: var(--font-body);
  font-size: 14.5px;
  background: var(--paper);
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--blue); outline-offset: 1px; }
textarea { resize: vertical; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 22px;
  font-weight: 600;
  font-size: 14.5px;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
}
.btn-pill { border-radius: 999px; }
.btn-small { padding: 8px 16px; font-size: 13.5px; }
.btn-accent { background: var(--blue); color: #fff; }
.btn-accent:hover { background: var(--blue-dark); }
.btn-reject { background: #fff; color: var(--red); border-color: var(--red); }
.btn-reject:hover { background: #fdecea; }
.btn-salida { background: var(--navy); color: #fff; }
.btn-salida:hover { background: var(--navy-soft); }
.btn-ghost-light { background: transparent; color: #fff; border-color: rgba(255,255,255,0.35); }
.btn-ghost-light:hover { border-color: #fff; }
.btn-ghost-dark-outline { background: #fff; color: var(--navy); border-color: var(--line); }
.btn-ghost-dark-outline:hover { border-color: var(--navy); }

/* ---------- Login ---------- */
.login-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--navy);
  padding: 24px;
  position: relative;
  overflow: hidden;
}
.login-bg { position: absolute; inset: 0; }
.login-bg-img { width: 100%; height: 100%; object-fit: cover; }
.login-bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(24,29,46,0.7) 0%, rgba(24,29,46,0.62) 45%, rgba(24,29,46,0.88) 100%);
}
.login-card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 380px;
  background: rgba(255,255,255,0.98);
  border-radius: var(--radius-l);
  padding: 36px 32px;
  box-shadow: 0 30px 70px -20px rgba(0,0,0,0.55);
  text-align: center;
}
.login-logo { height: 22px; margin: 0 auto 20px; }
.login-kicker { color: var(--blue-dark); font-weight: 600; font-size: 13px; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 6px; }
.login-card h1 { font-size: 26px; margin-bottom: 6px; }
.login-sub { font-size: 14px; margin-bottom: 8px; }
.login-card form { text-align: left; margin-top: 18px; }
.login-card .btn { width: 100%; margin-top: 20px; }
.login-error { color: var(--red); font-size: 13.5px; margin: 12px 0 0; }
.login-footer { font-size: 12.5px; margin: 22px 0 0; color: var(--slate); }
.login-footer a { color: var(--blue-dark); }

/* ---------- App shell ---------- */
.app-header { background: var(--navy); }
.app-header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  row-gap: 8px;
  align-items: center;
  gap: 16px;
  padding: 14px 24px;
}
.app-logo { height: 18px; }
.app-title { display: flex; flex-direction: column; line-height: 1.2; white-space: nowrap; }
.app-title span { color: #9AA9C0; font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.4px; }
.app-title strong { color: #fff; font-size: 15px; font-weight: 600; }
.app-nav { display: flex; flex-wrap: wrap; row-gap: 4px; gap: 2px; margin-left: 8px; }
.app-nav a {
  text-decoration: none;
  color: #B7C2D6;
  font-weight: 500;
  font-size: 13.5px;
  transition: color 0.15s ease;
  padding: 7px 11px;
  border-radius: 999px;
  white-space: nowrap;
}
.app-nav a:hover { color: #fff; }
.app-nav a.active { background: rgba(255,255,255,0.12); color: #fff; }
.app-user { margin-left: auto; text-align: right; display: flex; flex-direction: column; }
.app-user-name { color: #fff; font-size: 13.5px; font-weight: 600; }
.app-user-role { color: #9AA9C0; font-size: 12px; }

.app-main { max-width: 1080px; margin: 0 auto; padding: 36px 24px 80px; }
.app-toolbar { display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; margin-bottom: 24px; flex-wrap: wrap; }
.app-toolbar h1 { font-size: 24px; margin-bottom: 4px; }
.app-toolbar p { margin: 0; font-size: 13.5px; }

.table-wrap { background: var(--surface); border-radius: var(--radius-m); border: 1px solid var(--line); overflow: hidden; overflow-x: auto; }
.app-table { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 640px; }
.nowrap-cell { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 220px; }
.app-table th {
  text-align: left;
  padding: 12px 16px;
  background: var(--paper);
  color: var(--slate);
  font-weight: 600;
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  border-bottom: 1px solid var(--line);
}
.app-table td { padding: 13px 16px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.app-table tr:last-child td { border-bottom: none; }
.table-empty { text-align: center; color: var(--slate); padding: 28px !important; }
.link-btn { background: none; border: none; color: var(--blue-dark); font-weight: 600; cursor: pointer; font-size: 13.5px; padding: 0; }
.link-btn:hover { text-decoration: underline; }

/* Badges */
.badge { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge-urgency-baja { background: #EAF3E2; color: #5A8A2A; }
.badge-urgency-media { background: #FFF3D6; color: #9A6B00; }
.badge-urgency-alta { background: #FBE4E1; color: var(--red); }
.badge-status-pendiente { background: #E9EDF3; color: var(--slate); }
.badge-status-en_cotizacion { background: #DDEEFA; color: var(--blue-dark); }
.badge-status-aprobada { background: #E4F3D8; color: #4C7A1E; }
.badge-status-rechazada { background: #FBE4E1; color: var(--red); }
.badge-status-comprada { background: #142E57; color: #fff; }

/* ---------- Modal ---------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(24, 29, 46, 0.55);
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 100;
}
.modal-backdrop[hidden] { display: none; }
.modal-backdrop:not([hidden]) { display: flex; }
.modal {
  background: var(--surface);
  border-radius: var(--radius-l);
  width: 100%;
  max-width: 460px;
  max-height: 88vh;
  overflow-y: auto;
  box-shadow: 0 30px 60px -20px rgba(0,0,0,0.4);
}
.modal-wide { max-width: 600px; }
.modal-head { display: flex; align-items: center; justify-content: space-between; padding: 20px 24px; border-bottom: 1px solid var(--line); }
.modal-head h2 { font-size: 19px; margin: 0; }
.modal-close { background: none; border: none; font-size: 26px; line-height: 1; cursor: pointer; color: var(--slate); }
.modal-body { padding: 22px 24px 26px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }
.form-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.form-error { color: var(--red); font-size: 13.5px; margin: 10px 0 0; }

.detail-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 0 0 16px; }
.detail-grid dt { font-size: 12px; color: var(--slate); text-transform: uppercase; letter-spacing: 0.3px; }
.detail-grid dd { margin: 2px 0 0; font-weight: 600; font-size: 14.5px; }

.quote-list { list-style: none; padding: 0; margin: 0 0 18px; display: flex; flex-direction: column; gap: 10px; }
.quote-item { border: 1px solid var(--line); border-radius: var(--radius-s); padding: 10px 14px; }
.quote-item > div { display: flex; justify-content: space-between; align-items: center; }
.quote-amount { font-weight: 700; color: var(--blue-dark); }
.quote-notes { margin: 6px 0 0; font-size: 13px; }
.quote-file-link { display: inline-block; margin-top: 6px; font-size: 12.5px; color: var(--blue-dark); font-weight: 600; text-decoration: none; }
.quote-file-link:hover { text-decoration: underline; }

.quotes-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 4px; }
.quotes-head h3 { margin: 0; }
.ai-compare-box {
  max-width: none;
  font-size: 13.5px;
  line-height: 1.6;
  margin-bottom: 16px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  padding: 14px 16px;
}

/* ---------- Formulario largo de Requerimientos ---------- */
.form-section-title {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: var(--blue-dark);
  border-top: 1px solid var(--line);
  padding-top: 18px;
  margin: 22px 0 10px;
}
.item-row {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  padding: 14px 16px;
  margin-bottom: 12px;
}
.item-row-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; }
.item-more { color: var(--slate); font-size: 12px; font-weight: 500; }
.approval-stage { border: 1px solid var(--line); border-radius: var(--radius-s); padding: 12px 14px; margin-bottom: 10px; }
.approval-stage-head { display: flex; justify-content: space-between; align-items: center; }
.quote-selected { border-color: var(--green); background: #f3f9ec; }
.item-approve-row { display: flex; gap: 10px; }
.item-approve-row select, .item-approve-row input { width: auto; flex: 1; }

.add-quote-form { border-top: 1px dashed var(--line); padding-top: 16px; margin-top: 4px; }
.decision-box { border-top: 1px solid var(--line); padding-top: 16px; margin-top: 20px; }

@media (max-width: 640px) {
  .form-row { grid-template-columns: 1fr; }
  .detail-grid { grid-template-columns: 1fr; }
  .app-user, .app-nav { display: none; }
}

/* ---------- Asistencia (reloj de marcación) ---------- */
.asistencia-main { max-width: 720px; }
.clock-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  padding: 40px 32px;
  text-align: center;
}
.clock-connection { display: flex; align-items: center; justify-content: center; gap: 8px; font-size: 13px; color: var(--slate); margin-bottom: 18px; }
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.dot-online { background: var(--green); }
.dot-offline { background: var(--red); }
.clock-time { font-family: var(--font-display); font-size: 52px; font-weight: 700; color: var(--navy); margin: 0; line-height: 1; }
.clock-date { color: var(--slate); text-transform: capitalize; margin: 8px 0 28px; }
.clock-btn { width: 100%; max-width: 360px; padding: 16px; font-size: 16px; }
.clock-pending { margin-top: 20px; font-size: 13px; color: var(--slate); background: var(--paper); border-radius: var(--radius-s); padding: 12px 16px; }
.clock-pending .link-btn { margin-left: 8px; }
.clock-confirm { margin-top: 16px; font-size: 13.5px; font-weight: 600; color: var(--blue-dark); }
.clock-next-hint { margin-top: 10px; font-size: 12.5px; color: var(--slate); }

.photo-preview-wrap {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: var(--paper);
  border: 1px dashed var(--line);
  border-radius: var(--radius-m);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-bottom: 14px;
}
.photo-preview-wrap img { width: 100%; height: 100%; object-fit: cover; display: none; }
.photo-preview-wrap img.has-photo { display: block; }
.clock-time-modal { text-align: center; font-weight: 600; color: var(--navy); margin: 12px 0 0; }

/* ---------- Reporte ---------- */
.report-filters { display: flex; gap: 16px; align-items: flex-end; flex-wrap: wrap; margin-bottom: 24px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-m); padding: 18px; }
.report-filters > div { display: flex; flex-direction: column; }
.report-filters label { margin: 0 0 6px; }
.report-summary { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 24px; }
.summary-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-m); padding: 16px 20px; min-width: 160px; }
.summary-card-title { font-size: 12.5px; color: var(--slate); text-transform: uppercase; letter-spacing: 0.3px; margin: 0; }
.summary-card-number { font-family: var(--font-display); font-size: 28px; font-weight: 700; color: var(--navy); margin: 4px 0 0; }
.summary-card-sub { font-size: 12px; color: var(--slate); margin: 2px 0 0; }

/* ---------- Firmas ---------- */
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.checkbox-label { display: flex; align-items: center; gap: 8px; margin-top: 18px; font-size: 14px; font-weight: 500; cursor: pointer; }
.checkbox-label input { width: auto; }
.new-employee-hint {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  padding: 12px 14px;
  font-size: 12.5px;
  color: var(--slate);
  margin-bottom: 8px;
}
.new-employee-hint label { color: var(--ink); }

.signature-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: start; }
.sig-form { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-m); padding: 22px 24px; }

.sig-preview-label { font-size: 12.5px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.3px; color: var(--slate); margin-bottom: 8px; }
.sig-preview-box { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-m); padding: 24px; min-height: 120px; }
.sig-actions { display: flex; gap: 10px; margin-top: 16px; flex-wrap: wrap; }
.sig-copied { color: var(--green); font-size: 13px; font-weight: 600; margin-top: 10px; }
#codeBox { margin-top: 16px; }
#codeBox textarea { font-family: monospace; font-size: 12px; margin-bottom: 10px; }

.sig-help { margin-top: 32px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-m); padding: 22px 24px; }
.sig-help h3 { font-size: 16px; }
.sig-help p { font-size: 13.5px; margin-bottom: 10px; }

@media (max-width: 860px) {
  .signature-layout { grid-template-columns: 1fr; }
}