/* ============================================================
   Aerodynamics Fleet Manager – Premium Dark UI
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Sans:ital,wght@0,300;0,400;0,500;0,600;1,300&display=swap');

/* ── Variables – tema oscuro (por defecto) ──────────────────── */
:root {
    --bg:          #080b12;
    --bg2:         #0e1320;
    --bg3:         #141926;
    --bg4:         #1c2335;
    --border:      rgba(99,120,180,0.15);
    --border2:     rgba(99,120,180,0.30);
    --accent:      #4f8ef7;
    --accent2:     #7c6af5;
    --accent-glow: rgba(79,142,247,0.18);
    --success:     #2dd4a0;
    --warning:     #f0b429;
    --danger:      #f25757;
    --text:        #dde4f0;
    --text-muted:  #6b7a99;
    --text-dim:    #3d4a66;
    --radius:      12px;
    --radius-lg:   18px;
    --shadow:      0 8px 40px rgba(0,0,0,.6);
    --shadow-sm:   0 2px 12px rgba(0,0,0,.4);
    --font-head:   'Syne', sans-serif;
    --font-body:   'DM Sans', sans-serif;
}

/* ── Variables – tema claro ─────────────────────────────────── */
[data-theme="light"] {
    --bg:          #f0f6fb;
    --bg2:         #ffffff;
    --bg3:         #e4f0f8;
    --bg4:         #d6e8f4;
    --border:      rgba(44,86,151,0.15);
    --border2:     rgba(44,86,151,0.30);
    --accent:      #2c5697;
    --accent2:     #71c5e8;
    --accent-glow: rgba(44,86,151,0.10);
    --success:     #059669;
    --warning:     #d97706;
    --danger:      #dc2626;
    --text:        #0f1f3d;
    --text-muted:  #4a6080;
    --text-dim:    #8fa5c0;
    --shadow:      0 8px 40px rgba(44,86,151,.12);
    --shadow-sm:   0 2px 12px rgba(44,86,151,.08);
}

/* Transición suave al cambiar tema */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; transition: background-color .25s ease, border-color .25s ease, color .15s ease; }
html { font-size: 15px; }
body {
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; transition: color .15s; }
a:hover { color: #7fb4ff; }

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(79,142,247,.022) 1px, transparent 1px),
        linear-gradient(90deg, rgba(79,142,247,.022) 1px, transparent 1px);
    background-size: 44px 44px;
    pointer-events: none;
    z-index: 0;
}
body > * { position: relative; z-index: 1; }

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Login ──────────────────────────────────────────────────── */
.login-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background:
        radial-gradient(ellipse 80% 60% at 70% 20%, rgba(79,142,247,.12) 0%, transparent 60%),
        radial-gradient(ellipse 50% 40% at 20% 80%, rgba(124,106,245,.08) 0%, transparent 50%),
        var(--bg);
}
.login-card {
    background: linear-gradient(145deg, var(--bg2), var(--bg3));
    border: 1px solid var(--border2);
    border-radius: var(--radius-lg);
    padding: 3rem 2.8rem;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow), 0 0 0 1px rgba(79,142,247,.04);
    text-align: center;
    animation: fadeUp .5s ease both;
}
.login-logo {
    width: 250px;
    font-size: 3.2rem;
    margin-bottom: .6rem;
    display: block;
    filter: drop-shadow(0 0 18px rgba(79,142,247,.55));
}
.login-logo img {
    margin-left: 35px;
    width: 100%;       /* Ocupa el 100% de los 150px del contenedor */
    height: auto;      /* Mantiene la proporción para que no se estire */
    display: block;
    object-fit: contain; /* Asegura que se vea completa dentro del espacio */
}
.login-title {
    font-family: var(--font-head);
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: .3rem;
    background: linear-gradient(135deg, #fff 30%, var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.login-subtitle { color: var(--text-muted); margin-bottom: 2rem; font-size: .92rem; }
.login-hint { margin-top: 1.4rem; color: var(--text-muted); font-size: .84rem; }
.login-hint code {
    background: var(--bg4);
    padding: 2px 7px;
    border-radius: 5px;
    font-size: .81rem;
    border: 1px solid var(--border);
}
.login-form { text-align: left; }

.form-group {
    margin-bottom: 1.5rem; /* O el valor que prefieras para separar los campos */
}

.nav-brand img{
    width: 250px;
}

/* Opcional: Si quieres que el botón respire un poco más 
   sin afectar a los otros grupos, puedes darle un margen superior al botón */
.btn-full {
    margin-top: 0.5rem; 
}
/* ── Navbar ─────────────────────────────────────────────────── */
.navbar {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(8,11,18,.82);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: .8rem 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
}
.nav-brand {
    font-family: var(--font-head);
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--text);
    margin-right: auto;
    display: flex;
    align-items: center;
    gap: .5rem;
    letter-spacing: -.01em;
}
.nav-brand .brand-accent { color: var(--accent); }
.nav-links { display: flex; gap: .15rem; list-style: none; }
.nav-links a {
    padding: .42rem .95rem;
    border-radius: 8px;
    color: var(--text-muted);
    font-size: .87rem;
    font-weight: 500;
    transition: all .15s;
}
.nav-links a:hover { background: var(--bg4); color: var(--text); text-decoration: none; }
.nav-admin { color: var(--warning) !important; }
.nav-admin:hover { color: var(--warning) !important; background: rgba(240,180,41,.1) !important; }
.nav-user {
    display: flex;
    align-items: center;
    gap: .7rem;
    font-size: .85rem;
    color: var(--text-muted);
}
.badge-admin {
    background: linear-gradient(135deg, var(--warning), #d97b06);
    color: #000;
    font-family: var(--font-head);
    font-size: .65rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 20px;
    letter-spacing: .06em;
}
.btn-logout {
    background: var(--bg4);
    color: var(--text-muted) !important;
    border: 1px solid var(--border);
    padding: .36rem .9rem;
    border-radius: 8px;
    font-size: .82rem;
    font-weight: 500;
    cursor: pointer;
    transition: all .15s;
    display: inline-flex;
    align-items: center;
    gap: .3rem;
}
.btn-logout:hover {
    background: rgba(242,87,87,.12);
    border-color: var(--danger);
    color: var(--danger) !important;
    text-decoration: none;
}

/* ── Layout principal ───────────────────────────────────────── */
.container { max-width: 1300px; margin: 0 auto; padding: 2.2rem 2rem; }

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.8rem;
    flex-wrap: wrap;
    gap: .8rem;
}
.page-title {
    font-family: var(--font-head);
    font-size: 1.55rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -.02em;
}

/* ── Card ───────────────────────────────────────────────────── */
.card {
    background: linear-gradient(145deg, var(--bg2), var(--bg3));
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.8rem;
    margin-bottom: 1.6rem;
    box-shadow: var(--shadow-sm);
    transition: border-color .2s;
}
.card:hover { border-color: var(--border2); }
.card-title {
    font-family: var(--font-head);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1.4rem;
    padding-bottom: .9rem;
    border-bottom: 1px solid var(--border);
    color: var(--text);
    display: flex;
    align-items: center;
    gap: .6rem;
    letter-spacing: -.01em;
}
.card-title::before {
    content: '';
    display: inline-block;
    width: 3px;
    height: 1.1em;
    background: linear-gradient(to bottom, var(--accent), var(--accent2));
    border-radius: 2px;
    flex-shrink: 0;
}

/* ── Formularios ────────────────────────────────────────────── */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.form-full  { grid-column: 1 / -1; }
.form-group { display: flex; flex-direction: column; gap: .45rem; }
.form-group label {
    font-size: .78rem;
    color: var(--text-muted);
    font-weight: 600;
    letter-spacing: .05em;
    text-transform: uppercase;
}
.form-actions { display: flex; gap: .8rem; align-items: center; padding-top: .4rem; }

input[type="text"],
input[type="email"],
input[type="password"],
input[type="date"],
select,
textarea {
    background: var(--bg4);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: 9px;
    padding: .65rem 1rem;
    font-size: .91rem;
    font-family: var(--font-body);
    width: 100%;
    transition: border-color .2s, box-shadow .2s;
}
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(79,142,247,.15);
}
input::placeholder, textarea::placeholder { color: var(--text-dim); }
select option { background: var(--bg3); }
textarea { resize: vertical; }

/* ── Zona de subida ─────────────────────────────────────────── */
.upload-area {
    border: 2px dashed var(--border2);
    border-radius: var(--radius);
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    position: relative;
    transition: all .2s;
    background: var(--bg4);
}
.upload-area:hover, .upload-area.drag-over {
    border-color: var(--accent);
    background: var(--accent-glow);
    box-shadow: 0 0 0 4px rgba(79,142,247,.06);
}
.file-input { position: absolute; inset: 0; opacity: 0; width: 100%; height: 100%; cursor: pointer; }
.upload-label { pointer-events: none; }
.upload-icon { font-size: 2.2rem; display: block; margin-bottom: .5rem; }
.upload-label small { display: block; color: var(--text-muted); margin-top: .4rem; font-size: .78rem; }
.preview-hidden { display: none; }
.preview-img {
    display: block;
    max-width: 200px;
    max-height: 140px;
    object-fit: cover;
    border-radius: 10px;
    margin-top: 1rem;
    border: 1px solid var(--border2);
    box-shadow: var(--shadow-sm);
}

/* ── Botones ────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .45rem;
    padding: .62rem 1.4rem;
    border: none;
    border-radius: 9px;
    font-size: .9rem;
    font-family: var(--font-body);
    font-weight: 600;
    cursor: pointer;
    transition: all .18s;
    text-decoration: none;
    white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); text-decoration: none; }
.btn:active { transform: translateY(0); opacity: .85; }

.btn-primary {
    background: linear-gradient(135deg, var(--accent), #3a6fd8);
    color: #fff;
    box-shadow: 0 4px 16px rgba(79,142,247,.3);
}
.btn-primary:hover { box-shadow: 0 6px 24px rgba(79,142,247,.45); color: #fff; }

.btn-success {
    background: linear-gradient(135deg, var(--success), #1fa87c);
    color: #fff;
    box-shadow: 0 4px 14px rgba(45,212,160,.22);
}
.btn-success:hover { box-shadow: 0 6px 20px rgba(45,212,160,.38); color: #fff; }

.btn-danger {
    background: linear-gradient(135deg, var(--danger), #c93434);
    color: #fff;
    box-shadow: 0 4px 14px rgba(242,87,87,.22);
}
.btn-danger:hover { box-shadow: 0 6px 20px rgba(242,87,87,.38); color: #fff; }

.btn-ghost {
    background: var(--bg4);
    color: var(--text-muted);
    border: 1px solid var(--border);
}
.btn-ghost:hover { border-color: var(--border2); color: var(--text); }

.btn-full { width: 100%; }
.btn-sm { padding: .3rem .75rem; font-size: .8rem; border-radius: 7px; }

/* ── Alertas ────────────────────────────────────────────────── */
.alert {
    padding: 1rem 1.2rem;
    border-radius: 10px;
    margin-bottom: 1.4rem;
    font-size: .9rem;
    border: 1px solid transparent;
    display: flex;
    align-items: flex-start;
    gap: .6rem;
}
.alert-success { background: rgba(45,212,160,.09); border-color: rgba(45,212,160,.28); color: #5eead4; }
.alert-error   { background: rgba(242,87,87,.09);  border-color: rgba(242,87,87,.28);  color: #fca5a5; }

/* ── Tablas ─────────────────────────────────────────────────── */
.table-wrapper { overflow-x: auto; border-radius: var(--radius); }
.data-table { width: 100%; border-collapse: collapse; font-size: .875rem; }
.data-table thead tr { background: var(--bg4); }
.data-table th {
    color: var(--text-muted);
    font-family: var(--font-head);
    font-weight: 600;
    font-size: .72rem;
    text-align: left;
    padding: .75rem 1rem;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
    letter-spacing: .06em;
    text-transform: uppercase;
}
.data-table td {
    padding: .72rem 1rem;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tbody tr { transition: background .12s; }
.data-table tbody tr:hover td { background: rgba(79,142,247,.04); }

.thumb {
    width: 52px; height: 40px;
    object-fit: cover;
    border-radius: 7px;
    border: 1px solid var(--border2);
    cursor: pointer;
    transition: transform .2s, box-shadow .2s;
}
.thumb:hover { transform: scale(1.15); box-shadow: 0 4px 14px rgba(0,0,0,.5); }
.no-foto { color: var(--text-dim); font-style: italic; font-size: .82rem; }
.td-comentario { max-width: 200px; font-size: .82rem; color: var(--text-muted); }

.estado-expirado td:nth-child(7) { color: var(--danger); font-weight: 600; }
.estado-proximo  td:nth-child(7) { color: var(--warning); font-weight: 600; }
.estado-ok       td:nth-child(7) { color: var(--success); }

/* ── Badges ─────────────────────────────────────────────────── */
.badge {
    display: inline-flex;
    align-items: center;
    padding: .22rem .7rem;
    border-radius: 20px;
    font-size: .71rem;
    font-family: var(--font-head);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .06em;
    white-space: nowrap;
}
.badge-pendiente { background: rgba(240,180,41,.12); color: var(--warning); border: 1px solid rgba(240,180,41,.32); }
.badge-aprobada  { background: rgba(45,212,160,.12);  color: var(--success); border: 1px solid rgba(45,212,160,.32); }
.badge-rechazada { background: rgba(242,87,87,.12);   color: var(--danger);  border: 1px solid rgba(242,87,87,.32); }

/* ── Búsqueda ───────────────────────────────────────────────── */
.search-input {
    width: 280px;
    background: var(--bg4);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: 9px;
    padding: .55rem 1rem;
    font-size: .88rem;
    font-family: var(--font-body);
    transition: border-color .15s, box-shadow .15s;
}
.search-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
    outline: none;
}

/* ── Tipo header ────────────────────────────────────────────── */
.tipo-header { display: flex; align-items: center; justify-content: space-between; }
.count-badge {
    background: var(--bg4);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: .15rem .65rem;
    font-size: .75rem;
    color: var(--text-muted);
    font-weight: 600;
}

/* ── Tabs ───────────────────────────────────────────────────── */
.tab-bar {
    display: flex;
    gap: .3rem;
    margin-bottom: 1.8rem;
    flex-wrap: wrap;
    background: var(--bg2);
    padding: .3rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    width: fit-content;
}
.tab-btn {
    padding: .5rem 1.1rem;
    border-radius: 9px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: .86rem;
    font-family: var(--font-body);
    font-weight: 500;
    cursor: pointer;
    transition: all .15s;
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    text-decoration: none;
}
.tab-btn:hover { color: var(--text); text-decoration: none; background: var(--bg4); }
.tab-active {
    background: linear-gradient(135deg, var(--accent), #3a6fd8) !important;
    color: #fff !important;
    box-shadow: 0 3px 12px rgba(79,142,247,.3);
}
.tab-count {
    background: rgba(255,255,255,.2);
    border-radius: 20px;
    padding: .1rem .5rem;
    font-size: .7rem;
    font-weight: 700;
}

/* ── Peticiones grid ────────────────────────────────────────── */
.peticiones-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 1.3rem;
}
.peticion-card {
    background: linear-gradient(145deg, var(--bg2), var(--bg3));
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.4rem;
    display: flex;
    flex-direction: column;
    gap: .9rem;
    transition: border-color .2s, box-shadow .2s;
    animation: fadeUp .3s ease both;
}
.peticion-card:hover { border-color: var(--border2); box-shadow: var(--shadow-sm); }
.estado-card-pendiente { border-top: 3px solid var(--warning); }
.estado-card-aprobada  { border-top: 3px solid var(--success); }
.estado-card-rechazada { border-top: 3px solid var(--danger); }

.peticion-header { display: flex; justify-content: space-between; align-items: center; }
.peticion-avion {
    font-family: var(--font-head);
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: .02em;
}
.peticion-meta {
    font-size: .8rem;
    color: var(--text-muted);
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
}
.peticion-datos {
    font-size: .87rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: .45rem .8rem;
    background: var(--bg4);
    padding: .9rem 1rem;
    border-radius: 9px;
    border: 1px solid var(--border);
}
.peticion-datos div { display: flex; flex-direction: column; gap: .1rem; }
.peticion-datos strong {
    font-size: .7rem;
    text-transform: uppercase;
    letter-spacing: .05em;
    color: var(--text-muted);
    font-family: var(--font-head);
    font-weight: 600;
}
.peticion-comentario {
    grid-column: 1 / -1;
    color: var(--text-muted);
    font-size: .83rem;
    padding-top: .4rem;
    border-top: 1px solid var(--border);
    margin-top: .2rem;
}
.peticion-form  { display: flex; flex-direction: column; gap: .7rem; }
.peticion-actions { display: flex; gap: .6rem; }
.peticion-respuesta {
    background: var(--bg4);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: .7rem .9rem;
    font-size: .84rem;
    color: var(--text-muted);
}

/* ── Two-col layout ─────────────────────────────────────────── */
.two-col {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 1.6rem;
    align-items: start;
}

/* ── Modal foto ─────────────────────────────────────────────── */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.88);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(5px);
}
.modal-content {
    position: relative;
    background: var(--bg2);
    border: 1px solid var(--border2);
    border-radius: var(--radius-lg);
    padding: 1.2rem;
    max-width: 90vw;
    max-height: 90vh;
    animation: fadeUp .25s ease both;
}
.modal-img { max-width: 80vw; max-height: 80vh; object-fit: contain; display: block; border-radius: 8px; }
.modal-close {
    position: absolute;
    top: -12px; right: -12px;
    background: var(--danger);
    color: #fff;
    border: 2px solid var(--bg);
    border-radius: 50%;
    width: 32px; height: 32px;
    cursor: pointer;
    font-size: .95rem;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700;
    transition: transform .15s;
}
.modal-close:hover { transform: scale(1.15); }

/* ── Misc ───────────────────────────────────────────────────── */
.muted { color: var(--text-muted); }
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-muted);
}
.empty-state .empty-icon { font-size: 2.5rem; margin-bottom: .8rem; opacity: .35; display: block; }

.footer {
    text-align: center;
    padding: 1.8rem;
    color: var(--text-dim);
    font-size: .78rem;
    border-top: 1px solid var(--border);
    margin-top: 3rem;
    font-family: var(--font-head);
    letter-spacing: .05em;
    text-transform: uppercase;
}

/* ── Scrollbar ──────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--bg4); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--border2); }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 900px) {
    .two-col { grid-template-columns: 1fr; }
    .peticiones-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .form-grid { grid-template-columns: 1fr; }
    .navbar { flex-wrap: wrap; gap: .5rem; padding: .75rem 1rem; }
    .nav-links { order: 3; width: 100%; justify-content: center; }
    .container { padding: 1.2rem 1rem; }
    .peticion-datos { grid-template-columns: 1fr; }
    .tab-bar { width: 100%; }
    .search-input { width: 100%; }
}

/* ── Extras tablas v2 ───────────────────────────────────────── */

/* Scrollable tab bar para muchos tipos */
.tab-bar-scroll {
    overflow-x: auto;
    flex-wrap: nowrap;
    width: 100%;
    padding-bottom: .2rem;
    scrollbar-width: thin;
}

/* Pill de tipo de avión */
.tipo-pill {
    display: inline-flex;
    align-items: center;
    padding: .2rem .65rem;
    border-radius: 20px;
    font-family: var(--font-head);
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .05em;
    white-space: nowrap;
}

/* Columna días restantes */
.td-dias { font-variant-numeric: tabular-nums; white-space: nowrap; }
.td-dias .dias-val { font-family: var(--font-head); font-weight: 700; font-size: 1rem; }
.td-dias .dias-label { font-size: .75rem; color: var(--text-muted); margin-left: .2rem; }
.estado-expirado .td-dias { color: var(--danger); }
.estado-proximo  .td-dias { color: var(--warning); }
.estado-ok       .td-dias { color: var(--success); }

/* Colores de fila en tabla general */
.estado-expirado td { background: rgba(242,87,87,.04) !important; }
.estado-proximo  td { background: rgba(240,180,41,.04) !important; }

/* Historial grid */
.historial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 1.2rem;
}
.historial-card { padding: 1.3rem; }
.historial-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: .6rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}
.historial-matricula {
    font-family: var(--font-head);
    font-size: 1.15rem;
    font-weight: 800;
    letter-spacing: .05em;
    margin-right: .5rem;
}
.historial-estado { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }

/* Chip de días */
.dias-chip {
    font-family: var(--font-head);
    font-size: .78rem;
    font-weight: 700;
    padding: .2rem .65rem;
    border-radius: 20px;
    letter-spacing: .03em;
}
.dias-chip.estado-expirado { background: rgba(242,87,87,.15); color: var(--danger); border: 1px solid rgba(242,87,87,.3); }
.dias-chip.estado-proximo  { background: rgba(240,180,41,.15); color: var(--warning); border: 1px solid rgba(240,180,41,.3); }
.dias-chip.estado-ok       { background: rgba(45,212,160,.15); color: var(--success); border: 1px solid rgba(45,212,160,.3); }
.dias-chip:not(.estado-expirado):not(.estado-proximo):not(.estado-ok) {
    background: var(--bg4); color: var(--text-muted); border: 1px solid var(--border);
}

/* Fila de datos actual */
.historial-actual {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: .45rem .8rem;
    background: var(--bg4);
    padding: .85rem 1rem;
    border-radius: 9px;
    border: 1px solid var(--border);
    margin-bottom: .9rem;
}
.hrow { display: flex; flex-direction: column; gap: .1rem; }
.hrow-full { grid-column: 1 / -1; }
.hlabel {
    font-size: .7rem;
    font-family: var(--font-head);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--text-muted);
}
.hval { font-size: .9rem; color: var(--text); }
.hval.estado-expirado { color: var(--danger); font-weight: 700; }
.hval.estado-proximo  { color: var(--warning); font-weight: 700; }
.hval.estado-ok       { color: var(--success); }

/* details/summary historial */
.hist-details { margin-top: .3rem; }
.hist-summary {
    cursor: pointer;
    font-size: .85rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: .5rem;
    padding: .4rem 0;
    user-select: none;
    list-style: none;
    font-weight: 500;
    transition: color .15s;
}
.hist-summary::-webkit-details-marker { display: none; }
.hist-summary:hover { color: var(--text); }
.hist-details[open] .hist-summary { color: var(--accent); }

/* Tabla compacta */
.data-table-sm th { padding: .5rem .8rem; font-size: .68rem; }
.data-table-sm td { padding: .5rem .8rem; font-size: .82rem; }

/* Input readonly */
.input-readonly {
    background: var(--bg3) !important;
    color: var(--text-muted) !important;
    cursor: not-allowed;
    border-style: dashed !important;
}

/* Tab tipo (sin active) mantiene color propio */
.tab-tipo:hover { opacity: .85; filter: brightness(1.1); }

@media (max-width: 768px) {
    .historial-grid { grid-template-columns: 1fr; }
    .historial-actual { grid-template-columns: 1fr; }
    .tab-bar-scroll { width: 100%; max-width: 100vw; }
}

/* Fila más reciente del historial destacada */
tr.hist-current td {
    background: rgba(79,142,247,.07);
}
tr.hist-current td:first-child::after {
    content: ' ★';
    font-size: .7rem;
    color: var(--accent);
}

/* ── Botón ocultar fila historial ── */
.btn-ocultar {
    font-size: .7rem;
    padding: .22rem .55rem;
    border-radius: var(--radius);
    border: 1px solid rgba(239,68,68,.35);
    background: rgba(239,68,68,.08);
    color: #f87171;
    cursor: pointer;
    white-space: nowrap;
    transition: background .18s, color .18s, border-color .18s;
}
.btn-ocultar:hover {
    background: rgba(239,68,68,.22);
    color: #fca5a5;
}
/* Estado "oculto en matriz" — el botón cambia a verde/activado */
.btn-ocultar.btn-ocultar-activo {
    border-color: rgba(52,211,153,.45);
    background: rgba(52,211,153,.12);
    color: #34d399;
}
.btn-ocultar.btn-ocultar-activo:hover {
    background: rgba(52,211,153,.25);
    color: #6ee7b7;
}
/* Fila del historial que tiene su celda oculta en matriz */
tr.hist-row-oculto-en-matriz td {
    opacity: .55;
}
tr.hist-row-oculto-en-matriz td:last-child {
    opacity: 1;
}
[data-theme="light"] .btn-ocultar {
    border-color: rgba(220,38,38,.3);
    background: rgba(254,202,202,.25);
    color: #b91c1c;
}
[data-theme="light"] .btn-ocultar:hover {
    background: rgba(254,202,202,.55);
    color: #991b1b;
}
[data-theme="light"] .btn-ocultar.btn-ocultar-activo {
    border-color: rgba(5,150,105,.4);
    background: rgba(209,250,229,.5);
    color: #065f46;
}
[data-theme="light"] .btn-ocultar.btn-ocultar-activo:hover {
    background: rgba(167,243,208,.6);
}

/* Input file */
.input-file {
    display: block;
    width: 100%;
    padding: .55rem .8rem;
    background: var(--bg2);
    border: 1px dashed var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-size: .88rem;
    cursor: pointer;
    transition: border-color .2s;
}
.input-file:hover { border-color: var(--accent); }
.input-file::file-selector-button {
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: calc(var(--radius) - 2px);
    color: var(--text);
    padding: .3rem .8rem;
    margin-right: .8rem;
    cursor: pointer;
    font-size: .82rem;
}
.input-file::file-selector-button:hover { background: var(--accent); color: #fff; }

/* ── Tema toggle ────────────────────────────────────────────── */
.btn-theme {
    background: var(--bg4);
    border: 1px solid var(--border);
    color: var(--text-muted);
    width: 36px; height: 36px;
    border-radius: 9px;
    cursor: pointer;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all .15s;
}
.btn-theme:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-glow); }

/* Ajustes tema claro en navbar */
[data-theme="light"] .navbar {
    background: #2c5697;
    border-bottom-color: rgba(44,86,151,.20);
    box-shadow: 0 2px 16px rgba(44,86,151,.10);
}
[data-theme="light"] .nav-links a {
    color: #ffffff;
    opacity: .85;
}
[data-theme="light"] .nav-links a:hover {
    color: #ffffff;
    opacity: 1;
    background: rgba(255,255,255,.15);
}
[data-theme="light"] .nav-user {
    color: #ffffff;
    opacity: .85;
}
[data-theme="light"] body::before {
    background-image:
        linear-gradient(rgba(44,86,151,.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(113,197,232,.04) 1px, transparent 1px);
}
[data-theme="light"] .login-body {
    background:
        radial-gradient(ellipse 80% 60% at 70% 20%, rgba(113,197,232,.15) 0%, transparent 60%),
        radial-gradient(ellipse 50% 40% at 20% 80%, rgba(44,86,151,.10) 0%, transparent 50%),
        var(--bg);
}
[data-theme="light"] .login-title {
    background: #71c5e8;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ── Botón exportar CSV ─────────────────────────────────────── */
.btn-export {
    background: linear-gradient(135deg, var(--success), #047857);
    color: #fff;
    box-shadow: 0 4px 14px rgba(5,150,105,.22);
}
.btn-export:hover { box-shadow: 0 6px 20px rgba(5,150,105,.38); color: #fff; }
[data-theme="light"] .btn-export {
    box-shadow: 0 4px 14px rgba(5,150,105,.18);
}

/* ══════════════════════════════════════════════════════════════
   BOTÓN TOGGLE LISTA/MATRIZ
   ══════════════════════════════════════════════════════════════ */
.btn-toggle-modo {
    background: rgba(79,142,247,.12);
    color: #7fb4ff;
    border: 1px solid rgba(79,142,247,.35);
    font-weight: 600;
    transition: background .15s, box-shadow .15s;
}
.btn-toggle-modo:hover {
    background: rgba(79,142,247,.22);
    box-shadow: 0 0 0 3px rgba(79,142,247,.12);
    color: #a5c8ff;
}
[data-theme="light"] .btn-toggle-modo {
    background: rgba(44,86,151,.08);
    color: #2c5697;
    border-color: rgba(44,86,151,.30);
}

/* ══════════════════════════════════════════════════════════════
   VISTA MATRIZ AVIÓN × LICENCIA
   Clases prefijadas con mz- para evitar conflictos
   ══════════════════════════════════════════════════════════════ */

/* El card de la matriz ocupa todo el ancho disponible */
.mz-card {
    width: 100%;
    overflow-x: visible;
}

/* Cabecera de la card con leyenda */
.mz-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: .7rem;
    margin-bottom: 1.1rem;
}
.mz-leyenda {
    display: flex;
    gap: .9rem;
    flex-wrap: wrap;
}
.mz-dot {
    font-size: .72rem;
    font-weight: 700;
    font-family: var(--font-head);
    letter-spacing: .04em;
    opacity: .9;
}
.mz-verde    { color: #34d399; }
.mz-amarillo { color: #fbbf24; }
.mz-rojo     { color: #f87171; }

/* Scroll horizontal contenido — la tabla puede ser ancha */
.mz-scroll {
    width: 100%;
    overflow-x: visible;
}

/* La tabla matriz — independiente de .data-table */
.mz-tabla {
    border-collapse: collapse;
    width: 100%;
    font-size: .75rem;
    border: 1px solid var(--border);
    table-layout: fixed;
}

/* Cabeceras fijas (tipo + matrícula) */
.mz-th-fija {
    background: var(--bg4);
    color: var(--text-muted);
    font-family: var(--font-head);
    font-size: .68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .07em;
    text-align: left;
    padding: .5rem .7rem;
    border-bottom: 2px solid var(--border);
    border-right: 1px solid var(--border);
    white-space: nowrap;
}
.mz-col-tipo { width: 100px; min-width: 100px; }
.mz-col-mat  { width: 120px; min-width: 120px; border-right: 2px solid var(--border) !important; }

/* Cabeceras de licencia — texto en horizontal */
.mz-th-lic {
    background: var(--bg4);
    border-bottom: 2px solid var(--border);
    border-left: 1px solid var(--border);
    border-right: 1px solid var(--border);
    padding: .6rem .5rem;
    text-align: center;
    min-width: 62px;
    width: 62px;
}
.mz-th-lic span {
    display: block;
    writing-mode: horizontal-tb;
    transform: none;
    white-space: normal;
    word-break: break-word;
    font-size: .65rem;
    font-family: var(--font-head);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: var(--text-muted);
    line-height: 1.3;
}

/* Filas */
.mz-fila { transition: background .1s; height: 34px; }
.mz-fila:hover .mz-td-fija { background: var(--bg3) !important; }

/* Separador entre grupos de tipo */
.mz-sep .mz-td-fija,
.mz-sep .mz-celda { border-top: 2px solid var(--border) !important; }

/* Celdas fijas de cada fila */
.mz-td-fija {
    background: var(--bg2);
    padding: .35rem .7rem;
    border-bottom: 1px solid var(--border);
    border-right: 1px solid var(--border);
    vertical-align: middle;
    white-space: nowrap;
}
.mz-col-mat.mz-td-fija { border-right: 2px solid var(--border) !important; }

/* Celda de datos — base */
.mz-celda {
    border-bottom: 1px solid var(--border);
    border-left: 1px solid var(--border);
    border-right: 1px solid var(--border);
    text-align: center;
    vertical-align: middle;
    padding: .35rem .3rem;
    min-width: 62px;
    width: 62px;
}

/* Sin licencia */
.mz-vacia {
    color: var(--text-muted);
    font-size: .75rem;
    opacity: .35;
}

/* Sin fecha de expiración */
.mz-sin-fecha {
    color: var(--text-muted);
    font-size: .72rem;
    font-style: italic;
    opacity: .5;
}

/* Número + unidad dentro de la celda */
.mz-num {
    display: block;
    font-weight: 600;
    font-size: .78rem;
    font-family: 'Inter', 'DM Sans', ui-sans-serif, system-ui, sans-serif;
    font-variant-numeric: tabular-nums;
    letter-spacing: .02em;
    line-height: 1.2;
}
.mz-unidad {
    display: none;
}

/* ── Colores de celda — usar !important para ganar a herencia ── */

/* Verde: vigente > 30 días */
.mz-verde-celda {
    background-color: rgba(5, 150, 105, .20) !important;
    color: #34d399 !important;
}
.mz-fila:hover .mz-verde-celda {
    background-color: rgba(5, 150, 105, .30) !important;
}
[data-theme="light"] .mz-verde-celda {
    background-color: rgba(5, 150, 105, .14) !important;
    color: #065f46 !important;
}

/* Amarillo: próxima ≤ 30 días */
.mz-amarillo-celda {
    background-color: rgba(234, 179, 8, .22) !important;
    color: #fbbf24 !important;
}
.mz-fila:hover .mz-amarillo-celda {
    background-color: rgba(234, 179, 8, .33) !important;
}
[data-theme="light"] .mz-amarillo-celda {
    background-color: rgba(234, 179, 8, .16) !important;
    color: #78350f !important;
}

/* Rojo: caducada (días negativos) */
.mz-rojo-celda {
    background-color: rgba(239, 68, 68, .22) !important;
    color: #f87171 !important;
}
.mz-fila:hover .mz-rojo-celda {
    background-color: rgba(239, 68, 68, .33) !important;
}
[data-theme="light"] .mz-rojo-celda {
    background-color: rgba(239, 68, 68, .14) !important;
    color: #7f1d1d !important;
}
/* ── Tabla matriz: el main container no debe limitar el ancho ── */
.container:has(.mz-card) {
    max-width: 100%;
    padding-left: 1rem;
    padding-right: 1rem;
}
.mz-tabla {
    table-layout: auto !important;
}
/* ── Estilos exclusivos para Nav-Admin en TEMA CLARO ── */
[data-theme="light"] .nav-admin {
    color: #ffd166 !important; /* Un amarillo más brillante para que contraste con el azul */
    font-weight: 700;
}

[data-theme="light"] .nav-admin:hover {
    background: rgba(255, 255, 255, 0.2) !important; /* Fondo blanco traslúcido al pasar el ratón */
    color: #ffffff !important;
}

/* Si quieres cambiar también el badge de ADMIN en tema claro */
[data-theme="light"] .badge-admin {
    background: #ffffff; 
    color: #2c5697; /* Texto azul para que combine con la navbar clara */
}