:root {
  --bg: #f3f6fb;
  --card: #ffffff;
  --ink: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --primary: #0f172a;
  --accent: #2563eb;
  --accent-2: #06b6d4;
  --danger: #dc2626;
  --ok: #16a34a;
  --warn: #d97706;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(15, 23, 42, .05), 0 8px 24px -12px rgba(15, 23, 42, .18);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

html { font-size: 14px; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background:
    radial-gradient(900px 320px at 50% -80px, rgba(37, 99, 235, .12), transparent 70%),
    var(--bg);
  background-attachment: fixed;
  color: var(--ink);
  line-height: 1.5;
}

h1, h2, h3 { margin: 0 0 .5rem; font-weight: 700; }
h1 { font-size: 1.35rem; }
h2 { font-size: 1.05rem; }
h3 { font-size: .95rem; }
p { margin: 0 0 .75rem; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Topbar */
.topbar {
  display: flex;
  align-items: center;
  gap: .75rem;
  flex-wrap: wrap;
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 60%, #0e7490 100%);
  color: #fff;
  padding: .6rem 1rem;
  position: sticky;
  top: 0;
  z-index: 20;
  box-shadow: 0 4px 18px -8px rgba(15, 23, 42, .55);
}
.brand {
  display: flex;
  align-items: center;
  gap: .5rem;
  color: #fff;
  font-weight: 800;
  font-size: 1.05rem;
}
.brand:hover { text-decoration: none; }
.brand-mark {
  width: 30px;
  height: 30px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #2563eb, #06b6d4);
  color: #fff;
  box-shadow: 0 3px 10px -2px rgba(37, 99, 235, .7);
}
.brand-mark svg { width: 20px; height: 20px; }
.nav { display: flex; gap: .25rem; flex: 1; }
.nav a { color: #cbd5e1; padding: .4rem .6rem; border-radius: 8px; font-weight: 600; }
.nav a:hover { background: rgba(255,255,255,.12); color: #fff; text-decoration: none; }
.nav a.active { background: rgba(255,255,255,.16); color: #fff; }
.topbar-user { display: flex; align-items: center; gap: .6rem; }
.topbar-name { font-size: .85rem; color: #cbd5e1; }

.container { max-width: 1280px; margin: 0 auto; padding: 1rem; }

.page-head { display: flex; align-items: center; justify-content: space-between; gap: .5rem; margin-bottom: .75rem; flex-wrap: wrap; }
.page-head h1 { margin: 0; }

/* Hero (inicio) */
.hero {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background:
    radial-gradient(600px 260px at 85% 0%, rgba(6, 182, 212, .35), transparent 65%),
    linear-gradient(135deg, #0f172a 0%, #1e3a8a 58%, #0e7490 100%);
  color: #fff;
  padding: 1.4rem 1.4rem 0;
  margin-bottom: 1rem;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  box-shadow: 0 14px 40px -18px rgba(14, 116, 144, .55);
}
.hero-text h1 { color: #fff; font-size: 1.45rem; margin-bottom: .25rem; }
.hero-text p { color: #cbd5e1; margin: 0; font-size: .95rem; }
.hero-stats { display: flex; gap: .6rem; margin-top: 1rem; }
.hero-stat {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 12px;
  padding: .5rem .95rem;
  backdrop-filter: blur(4px);
}
.hero-num { font-weight: 800; font-size: 1.35rem; line-height: 1.1; display: block; }
.hero-stat span:last-child { font-size: .75rem; color: #cbd5e1; }
.hero-car { width: 300px; max-width: 55%; margin: 0 auto -4px; display: block; filter: drop-shadow(0 14px 18px rgba(0,0,0,.4)); }
.hero-car.tight { width: 150px; margin: 0; }

/* Cards */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1rem;
  margin-bottom: 1rem;
}
.card.empty { text-align: center; color: var(--muted); }
.card.mt, .mt { margin-top: 1rem; }

/* Grids */
.grid { display: grid; gap: 1rem; }
.grid-2 { display: grid; gap: .75rem; grid-template-columns: 1fr; }
.grid-3 { display: grid; gap: .75rem; grid-template-columns: 1fr; }
.dashboard-grid { grid-template-columns: 1fr; }
.span-2 { grid-column: span 1; }

.stats { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
.stat { text-align: center; }
.stat-num { font-size: 1.8rem; font-weight: 800; }
.stat-label { color: var(--muted); font-size: .85rem; }

.grid-list { display: grid; gap: .75rem; grid-template-columns: 1fr; }

.vehicle-card {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .9rem;
  transition: transform .12s ease, box-shadow .12s ease, border-color .12s ease;
  border-top: 3px solid transparent;
}
.vehicle-card.vehicle-pico { border-color: #fecaca; border-top-color: var(--danger); }
.pico-alert {
  flex-basis: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .35rem;
  background: var(--danger);
  color: #fff;
  font-weight: 700;
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .05em;
  padding: .25rem .5rem;
  border-radius: 7px;
}
.vehicle-card:hover {
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -14px rgba(15,23,42,.28);
  border-color: #bfdbfe;
  border-top-color: var(--accent);
}
.vehicle-icon {
  flex: 0 0 auto;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #dbeafe, #cffafe);
  color: var(--accent);
  box-shadow: inset 0 0 0 1px rgba(37,99,235,.12);
}
.vehicle-icon svg { width: 30px; height: 30px; }
.vehicle-icon img { width: 36px; height: auto; max-width: 100%; }

/* Medidor circular de vigencia */
.gauge {
  position: relative;
  display: inline-flex;
  width: 46px;
  height: 46px;
  vertical-align: middle;
}
.gauge svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}
.gauge .gauge-bg {
  fill: none;
  stroke: var(--border);
  stroke-width: 4;
}
.gauge .gauge-fg {
  fill: none;
  stroke-width: 4;
  stroke-linecap: round;
}
.gauge-val {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .6rem;
  font-weight: 700;
  line-height: 1;
  color: var(--ink);
  text-align: center;
  pointer-events: none;
}
.gauge-pair { display: inline-flex; gap: .35rem; align-items: center; white-space: nowrap; }
.vehicle-body { min-width: 0; }
.vehicle-plate {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-weight: 800;
  letter-spacing: .08em;
  background: linear-gradient(135deg, #0f172a, #1e3a8a);
  color: #fff;
  padding: .15rem .6rem;
  border-radius: 6px;
  font-size: .95rem;
  margin-bottom: .35rem;
}
.vehicle-name { font-weight: 600; }
.vehicle-type {
  font-weight: 600;
  font-size: .7rem;
  letter-spacing: .05em;
  background: rgba(255,255,255,.18);
  padding: .05rem .45rem;
  border-radius: 99px;
  text-transform: uppercase;
}
.vehicle-usage { background: rgba(255,255,255,.09); border: 1px solid rgba(255,255,255,.25); }
.vehicle-meta { color: var(--muted); font-size: .8rem; display: flex; gap: .9rem; flex-wrap: wrap; margin-top: .3rem; }
.vehicle-meta.fuel-yield { color: #047857; font-weight: 600; }

/* Forms */
.form label { display: block; font-weight: 600; font-size: .85rem; margin-bottom: .75rem; }
.form input[type="text"],
.form input[type="email"],
.form input[type="password"],
.form input[type="number"],
.form input[type="date"],
.form input[type="file"],
.form select,
.form textarea {
  width: 100%;
  padding: .55rem .6rem;
  margin-top: .25rem;
  border: 1px solid var(--border);
  border-radius: 9px;
  font-size: 1rem;
  font-family: inherit;
  background: #fff;
  color: var(--ink);
  transition: box-shadow .12s ease, border-color .12s ease;
}
.form input:focus, .form select:focus, .form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, .18);
}
.form textarea { resize: vertical; }
.check-field { display: flex; align-items: center; gap: .5rem; margin-top: .35rem; }
.check-field input[type="checkbox"] { width: auto; margin-top: 0; }
.form-fieldset { border: 1px solid var(--border); border-radius: 9px; padding: .6rem .8rem; margin: 0 0 .75rem; }
.form-fieldset legend { font-weight: 600; font-size: .85rem; padding: 0 .35rem; }
.chk-group { display: flex; flex-wrap: wrap; gap: .45rem; margin-top: .35rem; }
.chk-pill {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-weight: 600;
  font-size: .82rem;
  padding: .3rem .7rem;
  border: 1px solid var(--border);
  border-radius: 99px;
  cursor: pointer;
  user-select: none;
  background: #fff;
}
.chk-pill input[type="checkbox"] { width: auto; margin: 0; accent-color: var(--accent); }
.chk-pill:has(input:checked) { background: var(--accent); border-color: var(--accent); color: #fff; }
.day-chips { display: inline-flex; flex-wrap: wrap; gap: .3rem; }
.day-chip {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  padding: .12rem .55rem;
  border-radius: 99px;
  background: #e0e7ff;
  color: #312e81;
}
.form-actions { display: flex; justify-content: flex-end; gap: .5rem; margin-top: .25rem; }
.mass-svc-table { min-width: 1000px; }
.mass-svc-table th { white-space: nowrap; }
.mass-svc-table td { vertical-align: middle; padding: .45rem .4rem; }
.mass-svc-table td:first-child { padding-left: 0; }
.mass-svc-table th:first-child { padding-left: 0; }
.mass-svc-name { white-space: nowrap; font-weight: 600; }
.mass-svc-table input,
.mass-svc-table select {
  width: 100%;
  min-width: 0;
  box-sizing: border-box;
  padding: .45rem .5rem;
  margin: 0;
  font-size: .9rem;
}
.form-card { border-top: 1px dashed var(--border); padding-top: .5rem; }
.form-toggle { font-weight: 700; color: var(--accent); cursor: pointer; padding: .5rem 0; }
.form-card[open] .form-toggle { padding-bottom: .75rem; }
.inline-form { display: inline; }

/* Buttons */
.btn {
  display: inline-block;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--ink);
  font-weight: 600;
  font-size: .9rem;
  padding: .5rem .9rem;
  border-radius: 9px;
  cursor: pointer;
  text-align: center;
  transition: filter .12s ease, transform .06s ease, box-shadow .12s ease;
}
.btn:hover { text-decoration: none; filter: brightness(.97); }
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: transparent;
  color: #fff;
  box-shadow: 0 6px 16px -6px rgba(37, 99, 235, .55);
}
.btn-primary:hover { filter: brightness(1.06); }
.btn-ghost { background: transparent; border-color: var(--border); color: inherit; }
.btn-danger { color: var(--danger); border-color: #fecaca; background: #fef2f2; }
.btn-danger:hover { background: var(--danger); color: #fff; }
.btn-block { width: 100%; }
.btn-small { padding: .25rem .55rem; font-size: .8rem; }
.inline-details { display: inline-block; margin-right: .3rem; }
.inline-details > summary { list-style: none; cursor: pointer; }
.inline-details[open] { position: relative; }
.popup-form {
  position: absolute;
  right: 0;
  top: 100%;
  z-index: 30;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 9px;
  box-shadow: 0 8px 24px rgba(15,23,42,.15);
  padding: .6rem;
  display: grid;
  gap: .4rem;
  min-width: 220px;
}
.popup-form.wide { min-width: 300px; }
.popup-form label { margin-bottom: 0; }

/* Tables */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; min-width: 540px; }
th, td { text-align: left; padding: .55rem .6rem; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { color: var(--muted); font-size: .75rem; text-transform: uppercase; letter-spacing: .04em; white-space: nowrap; }
tbody tr:hover td { background: rgba(37, 99, 235, .03); }
.actions { white-space: nowrap; width: 1%; }

/* Badges & dots */
.badge { display: inline-block; padding: .15rem .5rem; border-radius: 999px; font-size: .72rem; font-weight: 700; white-space: nowrap; }
.badge-ok { background: #dcfce7; color: var(--ok); }
.badge-warn { background: #fef3c7; color: var(--warn); }
.badge-danger { background: #fee2e2; color: var(--danger); }
.badge-neutral { background: var(--border); color: var(--muted); }
.badge-info { background: #dbeafe; color: #1d4ed8; }
.dot { display: inline-block; width: .6rem; height: .6rem; border-radius: 50%; margin-right: .3rem; vertical-align: middle; }
.swatch { display: inline-block; width: 1.4rem; height: 1.4rem; border-radius: 6px; vertical-align: middle; }

/* Editable status selector (looks like a badge) */
.badge-select {
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: .72rem;
  font-weight: 700;
  padding: .2rem .5rem;
  font-family: inherit;
  cursor: pointer;
  background: #fff;
  color: var(--ink);
}
.badge-select:focus { outline: none; box-shadow: 0 0 0 3px rgba(37, 99, 235, .18); }
.badge-select-ok { background: #dcfce7; color: var(--ok); border-color: transparent; }
.badge-select-warn { background: #fef3c7; color: var(--warn); border-color: transparent; }
.badge-select-neutral { background: var(--border); color: var(--muted); border-color: transparent; }
.badge-select-info { background: #dbeafe; color: #1d4ed8; border-color: transparent; }

/* Misc */
.muted { color: var(--muted); }
.center { text-align: center; }
.hint { font-size: .8rem; color: var(--muted); }
.text-danger { color: var(--danger); }
.text-ok { color: var(--ok); }
.dl { display: grid; grid-template-columns: 1fr; margin: 0; }
.dl dt { font-weight: 700; font-size: .8rem; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.dl dd { margin: 0 0 .6rem; }
.big-number { font-size: 1.6rem; font-weight: 800; margin: 0; }

.km-history { list-style: none; margin: .4rem 0 0; padding: 0; font-size: .9rem; display: grid; gap: .25rem; }
.km-history li { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; padding: .3rem 0; border-bottom: 1px solid var(--border); }
.km-history li:last-child { border-bottom: none; }
.km-history .km-date { font-size: .8rem; }
.km-history .km-val { margin-left: auto; }
.km-actions { display: inline-flex; gap: .35rem; align-items: center; }

.alert { padding: .7rem .9rem; border-radius: 9px; margin-bottom: 1rem; font-weight: 600; font-size: .9rem; }
.alert-success { background: #dcfce7; color: #166534; }
.alert-error { background: #fee2e2; color: #991b1b; }
.alert-warn { background: #fef3c7; color: #92400e; }

/* Auth pages */
.auth-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 1rem;
  background:
    radial-gradient(900px 500px at 50% -120px, rgba(6, 182, 212, .35), transparent 65%),
    linear-gradient(160deg, #0f172a, #1e3a8a 60%, #0e7490);
}
.auth-card {
  width: 100%;
  max-width: 400px;
  background: var(--card);
  border-radius: 18px;
  box-shadow: 0 24px 60px -20px rgba(2, 6, 23, .6);
  padding: 1.6rem;
}
.auth-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto .6rem;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 12px 28px -8px rgba(37, 99, 235, .6);
}
.auth-icon svg { width: 38px; height: 38px; }
.auth-card h1 { text-align: center; margin-bottom: .15rem; }
.subtitle { text-align: center; color: var(--muted); margin-bottom: 1rem; }

.footer { text-align: center; color: var(--muted); font-size: .8rem; padding: 1rem 0 2rem; }

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  flex-wrap: wrap;
  margin-bottom: .5rem;
}
.section-head h2 { margin: 0; }
.switch {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  cursor: pointer;
  user-select: none;
}
.switch input {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  cursor: pointer;
}
.switch-track {
  width: 38px;
  height: 20px;
  border-radius: 99px;
  background: #cbd5e1;
  position: relative;
  transition: background .15s ease;
  flex-shrink: 0;
}
.switch-track::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 3px rgba(15, 23, 42, .35);
  transition: transform .15s ease;
}
.switch input:checked + .switch-track { background: var(--accent); }
.switch input:checked + .switch-track::after { transform: translateX(18px); }
.switch-label { color: var(--muted); font-size: .8rem; font-weight: 600; }
.hide-inactive tr[data-status="Inactivo"] { display: none; }

/* Full-screen overlays */
.overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: #fff;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.overlay-panel {
  max-width: 1120px;
  margin: 0 auto;
  padding: 1rem 1rem 2.5rem;
}
.overlay-head {
  position: sticky;
  top: 0;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .5rem;
  background: #fff;
  padding: .75rem 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: .5rem;
}
.overlay-head h2 { margin: 0; }
.overlay .form-card { border-top: none; padding-top: 0; }

/* Media queries */
@media (min-width: 640px) {
  .grid-2 { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-list { grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); }
  .dashboard-grid { grid-template-columns: 1fr 1fr; }
  .span-2 { grid-column: span 2; }
  .dl { grid-template-columns: 1fr 1fr; gap: .15rem 1.5rem; }
  .hero-car { width: 340px; max-width: 60%; }
}

/* Móvil */
@media (max-width: 639px) {
  .topbar {
    padding-top: calc(.55rem + env(safe-area-inset-top, 0px));
    padding-left: .75rem;
    padding-right: .75rem;
    gap: .5rem;
  }
  .brand { flex: 1; }
  .topbar-name { display: none; }
  .nav {
    flex: 1 1 100%;
    order: 3;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: .15rem;
  }
  .nav::-webkit-scrollbar { display: none; }
  .nav a { flex: 0 0 auto; padding: .5rem .75rem; }

  .container { padding: .75rem; }
  .page-head { align-items: flex-start; flex-direction: column; }
  .page-head .btn { width: 100%; }

  .hero { flex-direction: row; align-items: center; text-align: left; padding: .8rem .85rem 0; gap: .7rem; }
  .hero-text h1 { font-size: 1.05rem; margin-bottom: .1rem; }
  .hero-text p { font-size: .78rem; }
  .hero-stats { justify-content: flex-start; flex-wrap: wrap; gap: .4rem; margin-top: .45rem; }
  .hero-stat { padding: .28rem .55rem; border-radius: 10px; }
  .hero-num { font-size: .95rem; }
  .hero-stat span:last-child { font-size: .65rem; }
  .hero-car { width: 88px; max-width: 34%; margin: 0 0 -4px; }

  .btn { padding: .55rem .9rem; }
  .btn-small { padding: .4rem .7rem; }
}