/* ============================================
   Mi Web — estilo sencillo y limpio
   ============================================ */

:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --border: #e5e7eb;
  --ok: #15803d;
  --ok-bg: #f0fdf4;
  --ok-line: #bbf7d0;
  --danger: #b91c1c;
  --danger-bg: #fef2f2;
  --danger-line: #fecaca;
  --warn: #92400e;
  --warn-bg: #fffbeb;
  --warn-line: #fde68a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

/* ---------- Barra superior ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 0.7rem 1.5rem;
  background: var(--card);
  border-bottom: 1px solid var(--border);
}

.brand {
  font-weight: 700;
  font-size: 1.05rem;
  text-decoration: none;
  color: var(--primary);
}

.topbar nav {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  flex-wrap: wrap;
}

.topbar nav a {
  color: var(--text);
  text-decoration: none;
  font-size: 0.95rem;
}

.topbar nav a:hover { color: var(--primary); }

.inline { display: inline; margin: 0; }

.link-btn {
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  font-size: 0.95rem;
  color: var(--text);
  cursor: pointer;
}

.link-btn:hover { color: var(--primary); }

/* ---------- Contenedor ---------- */
.container {
  flex: 1;
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 1.8rem 1.1rem 2.5rem;
}

/* ---------- Cabeceras ---------- */
.hero,
.page-head {
  text-align: center;
  padding: 1rem 0 1.4rem;
}

.hero h1,
.page-head h1 {
  margin: 0 0 0.4rem;
  font-size: 1.7rem;
}

.hero p { margin: 0.4rem 0; }

.actions {
  display: flex;
  gap: 0.7rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 1.2rem;
}

/* ---------- Tarjetas ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.4rem 1.5rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  margin-bottom: 1.2rem;
}

.card h1,
.card h2 { margin-top: 0; }

.card h1 { font-size: 1.35rem; }
.card h2 { font-size: 1.1rem; margin-bottom: 0.7rem; }

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.2rem;
}

.grid-2 .card { margin-bottom: 0; }

/* ---------- Formularios ---------- */
form { display: flex; flex-direction: column; }

label {
  font-size: 0.88rem;
  font-weight: 600;
  margin: 0.8rem 0 0.25rem;
  color: var(--text);
}

input,
textarea {
  font-family: inherit;
  font-size: 0.97rem;
  color: var(--text);
  padding: 0.55rem 0.7rem;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 6px;
  resize: vertical;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

input::placeholder,
textarea::placeholder { color: #9ca3af; }

/* ---------- Botones ---------- */
.btn {
  display: inline-block;
  margin-top: 1.1rem;
  padding: 0.6rem 1.2rem;
  font-family: inherit;
  font-size: 0.97rem;
  font-weight: 600;
  color: #fff;
  text-align: center;
  text-decoration: none;
  background: var(--primary);
  border: 1px solid var(--primary);
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.15s;
}

.btn:hover { background: var(--primary-dark); border-color: var(--primary-dark); }

.btn-alt { background: #4b5563; border-color: #4b5563; }
.btn-alt:hover { background: #1f2937; border-color: #1f2937; }

.btn-ghost {
  background: #fff;
  color: var(--primary);
  border: 1px solid var(--primary);
}

.btn-ghost:hover { background: #eff6ff; }

.btn-small {
  margin-top: 0;
  padding: 0.38rem 0.9rem;
  font-size: 0.9rem;
}

/* ---------- Alertas ---------- */
.alert {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid var(--danger-line);
  border-radius: 6px;
  padding: 0.7rem 0.95rem;
  margin-bottom: 0.9rem;
  font-size: 0.95rem;
}

.alert ul { margin: 0; padding-left: 1.15rem; }

.alert-ok  { background: var(--ok-bg);      color: var(--ok);      border-color: var(--ok-line); }
.alert-warn{ background: var(--warn-bg);    color: var(--warn);    border-color: var(--warn-line); }

.ok    { color: var(--ok); font-weight: 600; }
.muted { color: var(--muted); }
.small { font-size: 0.87rem; margin-top: 0; }

code {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.87em;
  background: #f3f4f6;
  border: 1px solid var(--border);
  padding: 0.05rem 0.35rem;
  border-radius: 4px;
}

/* ---------- Resumen ---------- */
.summary {
  display: flex;
  gap: 0.7rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 0.9rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.summary strong { color: var(--text); }

/* ---------- Lista de usuarios (tabla) ---------- */
.list-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.8rem;
}

.list-head h2 { margin: 0; }

.search {
  flex-direction: row;
  align-items: center;
  gap: 0.5rem;
}

.search input { min-width: 230px; background: #fff; }

.search .clear {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
}

.search .clear:hover { color: var(--danger); }

.table-wrap { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

thead th {
  text-align: left;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--muted);
  background: #f9fafb;
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--border);
}

tbody td {
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: #f9fafb; }

.td-id    { color: var(--muted); width: 60px; }
.td-name  { font-weight: 600; }
.td-mail  { color: var(--muted); word-break: break-all; }
.td-date  { color: var(--muted); white-space: nowrap; }

.empty {
  text-align: center;
  color: var(--muted);
  padding: 1.3rem 0;
}

/* ---------- Datos del dashboard ---------- */
.datos {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.45rem 1.1rem;
  background: #f9fafb;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.2rem;
  margin: 1rem 0;
}

.datos dt { font-weight: 600; color: var(--muted); }
.datos dd { margin: 0; word-break: break-all; }

/* ---------- Footer ---------- */
.footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
  padding: 1rem;
  border-top: 1px solid var(--border);
  background: var(--card);
}

/* ---------- Responsive ---------- */
@media (max-width: 560px) {
  .topbar { justify-content: center; }
  .card { padding: 1.1rem 1rem; }
  .search input { min-width: 0; width: 100%; }
  .search { width: 100%; }
}