/* ============================================================
   Asegura Tu Casa (ATC) — Panel de administracion
   Misma linea clara y profesional que el frontend (paleta del logo).
   ============================================================ */
:root {
    --bg:        #ffffff;
    --bg-alt:    #f2f6fc;
    --surface:   #ffffff;
    --surface-2: #eaf1fb;
    --line:      rgba(31, 21, 96, 0.12);
    --text:      #16162b;
    --muted:     #5a6474;
    --gold:      #1786f0;
    --gold-soft: #0f6fd0;
    --navy:      #1f1560;
    --danger:    #d33a3a;
    --font-serif: 'Space Grotesk', system-ui, sans-serif;
    --font-sans:  'Inter', system-ui, sans-serif;
    --radius: 4px;
    --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after { box-sizing: border-box; }

body.admin {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-sans);
    font-weight: 400;
    font-size: 16px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}
.admin img { display: block; max-width: 100%; }
.admin a { color: inherit; text-decoration: none; }
.admin h1, .admin h2, .admin h3 { font-family: var(--font-serif); font-weight: 600; letter-spacing: -0.02em; margin: 0; }
.admin ul { list-style: none; margin: 0; padding: 0; }

.brand-mark {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border: 1px solid var(--gold);
    color: var(--gold);
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 0.8rem;
    letter-spacing: 0.06em;
    border-radius: 50%;
    flex: none;
}

/* ---------- Topbar ---------- */
.admin-topbar {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 16px 28px;
    background: var(--bg-alt);
    border-bottom: 1px solid var(--line);
    position: sticky;
    top: 0;
    z-index: 50;
    flex-wrap: wrap;
}
.admin-brand { display: flex; align-items: center; gap: 12px; font-family: var(--font-serif); font-size: 1.15rem; }
.admin-nav { display: flex; gap: 22px; margin-left: 12px; }
.admin-nav a {
    font-size: 0.82rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
    padding: 6px 0;
    transition: color 0.3s var(--ease);
}
.admin-nav a:hover { color: var(--text); }
.admin-user { display: flex; align-items: center; gap: 14px; margin-left: auto; color: var(--muted); font-size: 0.9rem; }

/* ---------- Layout ---------- */
.admin-main { padding: 40px 0 80px; }
.admin-container { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 28px; }

.page-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 34px;
    flex-wrap: wrap;
}
.page-head h1 { font-size: 2.2rem; }
.page-sub { color: var(--muted); margin: 6px 0 0; font-size: 0.95rem; }

/* ---------- Botones ---------- */
.btn-admin {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-family: var(--font-sans);
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    border: 1px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.3s var(--ease);
}
.btn-admin-primary { background: var(--gold); color: #ffffff; }
.btn-admin-primary:hover { background: var(--gold-soft); }
.btn-admin-ghost { background: transparent; color: var(--text); border-color: var(--line); }
.btn-admin-ghost:hover { border-color: var(--gold); color: var(--gold-soft); }
.btn-block { width: 100%; }

.btn-sm {
    display: inline-flex;
    align-items: center;
    padding: 8px 14px;
    font-size: 0.76rem;
    letter-spacing: 0.05em;
    border-radius: var(--radius);
    border: 1px solid var(--line);
    background: transparent;
    color: var(--text);
    cursor: pointer;
    transition: all 0.3s var(--ease);
}
.btn-sm-ghost:hover { border-color: var(--gold); color: var(--gold-soft); }
.btn-sm-danger { border-color: rgba(200, 80, 80, 0.5); color: #e79b9b; }
.btn-sm-danger:hover { background: rgba(200, 80, 80, 0.14); border-color: var(--danger); }

/* ---------- Stats ---------- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 18px;
    margin-bottom: 40px;
}
.stat-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 28px 26px;
}
.stat-num { display: block; font-family: var(--font-serif); font-size: 2.6rem; color: var(--navy); line-height: 1; }
.stat-label { display: block; margin-top: 8px; color: var(--muted); font-size: 0.82rem; letter-spacing: 0.08em; text-transform: uppercase; }

/* ---------- Panel ---------- */
.panel {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 30px;
}
.panel-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 22px; }
.panel-head h2 { font-size: 1.5rem; }
.panel-head a { color: var(--gold); font-size: 0.85rem; }

.mini-lista { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 16px; }
.mini-item { display: block; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: border-color 0.3s var(--ease); }
.mini-item:hover { border-color: var(--gold); }
.mini-item img { width: 100%; height: 110px; object-fit: cover; }
.mini-titulo { display: block; padding: 10px 12px 2px; font-family: var(--font-serif); font-size: 1.05rem; }
.mini-cat { display: block; padding: 0 12px 12px; color: var(--muted); font-size: 0.78rem; }

/* ---------- Tabla ---------- */
.tabla-wrap {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow-x: auto;
}
.tabla { width: 100%; border-collapse: collapse; min-width: 640px; }
.tabla th, .tabla td { padding: 16px 18px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: middle; }
.tabla th { font-size: 0.74rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); font-weight: 500; }
.tabla tr:last-child td { border-bottom: 0; }
.tabla-thumb { width: 64px; height: 48px; object-fit: cover; border-radius: var(--radius); }
.col-acciones { white-space: nowrap; text-align: right; }
.col-acciones .btn-sm { margin-left: 6px; }
.inline-form { display: inline; }

.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 40px;
    background: var(--surface-2);
    border: 1px solid var(--line);
    font-size: 0.76rem;
    color: var(--muted);
}
.badge-gold { background: rgba(23, 134, 240, 0.12); border-color: var(--gold); color: var(--gold-soft); }

/* ---------- Formularios ---------- */
.form-admin { display: grid; gap: 22px; }
.form-row { display: grid; grid-template-columns: 2fr 1fr; gap: 22px; }
.campo { display: flex; flex-direction: column; gap: 8px; }
.campo label { font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.opcional { text-transform: none; letter-spacing: 0; color: var(--muted); }
.campo input,
.campo textarea {
    background: var(--bg);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 13px 15px;
    color: var(--text);
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: border-color 0.3s var(--ease);
}
.campo input[type="file"] { padding: 10px; }
.campo input:focus,
.campo textarea:focus { outline: none; border-color: var(--gold); }
.campo textarea { resize: vertical; }
.img-preview { margin-top: 8px; max-width: 260px; border: 1px solid var(--line); border-radius: var(--radius); }
.check { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 0.95rem; cursor: pointer; }
.check input { width: 18px; height: 18px; accent-color: var(--gold); }
.form-acciones { display: flex; gap: 12px; padding-top: 6px; }

.empty-note {
    padding: 34px;
    text-align: center;
    color: var(--muted);
    border: 1px dashed var(--line);
    border-radius: var(--radius);
}
.empty-note a { color: var(--gold); }

/* ---------- Alertas ---------- */
.alert { padding: 14px 18px; border-radius: var(--radius); margin-bottom: 22px; font-size: 0.95rem; border: 1px solid transparent; }
.alert-exito { background: rgba(23, 134, 240, 0.10); border-color: var(--gold); color: var(--gold-soft); }
.alert-error { background: rgba(200, 80, 80, 0.12); border-color: var(--danger); color: #e79b9b; }

/* ---------- Footer ---------- */
.admin-footer { border-top: 1px solid var(--line); padding: 22px 0; color: var(--muted); font-size: 0.85rem; }

/* ---------- Login / Instalador ---------- */
.admin-login-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 30px; }
.login-card {
    width: 100%;
    max-width: 420px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 42px 38px;
}
.login-head { text-align: center; margin-bottom: 28px; }
.login-head .brand-mark { margin: 0 auto 16px; width: 58px; height: 58px; font-size: 1rem; }
.login-head h1 { font-size: 1.9rem; }
.login-head p { color: var(--muted); margin: 6px 0 0; font-size: 0.9rem; letter-spacing: 0.1em; text-transform: uppercase; }
.login-form { display: grid; gap: 20px; }
.login-back { display: block; text-align: center; margin-top: 22px; color: var(--muted); font-size: 0.85rem; }
.login-back:hover { color: var(--gold); }

/* ---------- Responsive ---------- */
@media (max-width: 680px) {
    .admin-topbar { gap: 14px; }
    .admin-nav { margin-left: 0; width: 100%; order: 3; gap: 18px; }
    .admin-user { margin-left: auto; }
    .form-row { grid-template-columns: 1fr; }
    .page-head { flex-direction: column; align-items: flex-start; }
}