/* ============================================================
   LECE Group — Portal de Proveedores
   Estilo: LEG CRM Reference
   Fuente: Ubuntu
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --cp:         #1a3a5c;
    --cs:         #2563eb;
    --cp-dark:    #122840;
    --cp-light:   #eff6ff;
    --cp-text:    #2563eb;
    --text-on-cp: #ffffff;

    --sidebar-w:  220px;
    --topbar-h:   56px;

    --gray-50:    #f8fafc;
    --gray-100:   #f1f5f9;
    --gray-200:   #e2e8f0;
    --gray-300:   #cbd5e1;
    --gray-400:   #94a3b8;
    --gray-500:   #64748b;
    --gray-600:   #475569;
    --gray-700:   #334155;
    --gray-800:   #1e293b;
    --gray-900:   #0f172a;

    --red-50:     #fff1f2;  --red-100:    #ffe4e6;
    --red-500:    #ef4444;  --red-700:    #b91c1c;
    --yellow-50:  #fffbeb;  --yellow-100: #fef3c7;
    --yellow-500: #f59e0b;  --yellow-700: #b45309;
    --green-50:   #f0fdf4;  --green-100:  #dcfce7;
    --green-500:  #22c55e;  --green-700:  #15803d;
    --blue-50:    #eff6ff;  --blue-100:   #dbeafe;
    --blue-500:   #3b82f6;  --blue-700:   #1d4ed8;
    --orange-50:  #fff7ed;  --orange-100: #ffedd5;
    --orange-500: #f97316;  --orange-700: #c2410c;
    --purple-50:  #faf5ff;  --purple-100: #f3e8ff;
    --purple-500: #a855f7;  --purple-700: #7e22ce;

    --radius-sm:  5px;
    --radius:     8px;
    --radius-lg:  12px;
    --radius-xl:  16px;
    --radius-full: 9999px;

    --shadow-xs:  0 1px 2px rgba(15,23,42,.06);
    --shadow-sm:  0 1px 3px rgba(15,23,42,.09), 0 1px 2px rgba(15,23,42,.05);
    --shadow:     0 4px 6px rgba(15,23,42,.07), 0 2px 4px rgba(15,23,42,.04);
    --shadow-md:  0 10px 15px rgba(15,23,42,.07), 0 4px 6px rgba(15,23,42,.04);
    --shadow-lg:  0 20px 40px rgba(15,23,42,.12), 0 8px 16px rgba(15,23,42,.06);

    --t: .16s ease;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Ubuntu', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 14px;
    font-weight: 400;
    line-height: 1.6;
    color: var(--gray-800);
    background: var(--gray-100);
    -webkit-font-smoothing: antialiased;
}

a { color: var(--cs); text-decoration: none; }
a:hover { text-decoration: underline; color: var(--blue-700); }

/* ============================================================
   TOPBAR
   ============================================================ */
.topbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--topbar-h);
    background: var(--cp);
    display: flex;
    align-items: center;
    padding: 0 1.25rem 0 0;
    z-index: 300;
    box-shadow: 0 1px 4px rgba(0,0,0,.2);
}

.topbar-brand {
    display: flex;
    align-items: center;
    gap: .55rem;
    width: var(--sidebar-w);
    padding: 0 1.1rem;
    flex-shrink: 0;
    border-right: 1px solid rgba(255,255,255,.1);
    height: 100%;
}

.topbar-brand .logo {
    height: 28px;
    width: auto;
    object-fit: contain;
    flex-shrink: 0;
}

.brand-name {
    font-size: .92rem;
    font-weight: 700;
    color: #fff;
    white-space: nowrap;
    letter-spacing: .01em;
}

/* Hamburger (reservado para responsive) */
.topbar-toggle {
    display: none;
    background: none;
    border: none;
    color: rgba(255,255,255,.8);
    font-size: 1.2rem;
    cursor: pointer;
    padding: .35rem .5rem;
    margin-left: 1rem;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: .6rem;
    margin-left: auto;
}

.topbar-user {
    display: flex;
    align-items: center;
    gap: .5rem;
    color: rgba(255,255,255,.85);
    font-size: .83rem;
    font-weight: 500;
    cursor: pointer;
    padding: .3rem .5rem;
    border-radius: var(--radius-sm);
    transition: background var(--t);
}
.topbar-user:hover { background: rgba(255,255,255,.1); }

.topbar-avatar {
    width: 28px; height: 28px;
    border-radius: 50%;
    background: rgba(255,255,255,.22);
    display: flex; align-items: center; justify-content: center;
    font-size: .75rem; font-weight: 700; color: #fff;
    flex-shrink: 0;
    border: 1.5px solid rgba(255,255,255,.3);
}

.notif-btn {
    position: relative;
    color: rgba(255,255,255,.75);
    font-size: 1rem;
    padding: .35rem .4rem;
    border-radius: var(--radius-sm);
    transition: background var(--t), color var(--t);
    text-decoration: none;
    line-height: 1;
}
.notif-btn:hover { background: rgba(255,255,255,.12); color: #fff; text-decoration: none; }

.notif-btn .badge {
    position: absolute;
    top: 2px; right: 1px;
    background: #ef4444;
    color: #fff;
    font-size: .6rem; font-weight: 700;
    min-width: 15px; height: 15px;
    border-radius: var(--radius-full);
    display: flex; align-items: center; justify-content: center;
    padding: 0 3px;
    border: 1.5px solid var(--cp);
}

.btn-logout {
    background: rgba(255,255,255,.1);
    color: rgba(255,255,255,.88);
    border: 1px solid rgba(255,255,255,.18);
    padding: .28rem .85rem;
    border-radius: var(--radius-sm);
    font-size: .8rem; font-weight: 500;
    font-family: 'Ubuntu', sans-serif;
    cursor: pointer;
    transition: background var(--t);
    text-decoration: none;
    display: inline-block;
}
.btn-logout:hover { background: rgba(255,255,255,.2); text-decoration: none; color: #fff; }

/* ============================================================
   SIDEBAR
   ============================================================ */
.sidebar {
    position: fixed;
    top: var(--topbar-h);
    left: 0; bottom: 0;
    width: var(--sidebar-w);
    background: #fff;
    border-right: 1px solid var(--gray-200);
    overflow-y: auto;
    overflow-x: hidden;
    z-index: 200;
    display: flex;
    flex-direction: column;
    scrollbar-width: thin;
    scrollbar-color: var(--gray-200) transparent;
}

.sidebar::-webkit-scrollbar { width: 4px; }
.sidebar::-webkit-scrollbar-track { background: transparent; }
.sidebar::-webkit-scrollbar-thumb { background: var(--gray-200); border-radius: 4px; }

.sidebar-nav { flex: 1; padding: .75rem 0 1rem; }

.sidebar-section { margin-bottom: .5rem; }

.sidebar-label {
    font-size: .67rem;
    font-weight: 700;
    letter-spacing: .09em;
    color: var(--gray-400);
    text-transform: uppercase;
    padding: .9rem 1.1rem .3rem;
    display: block;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: .6rem;
    padding: .46rem 1.1rem;
    font-size: .855rem;
    font-weight: 400;
    color: var(--gray-600);
    border-left: 3px solid transparent;
    transition: background var(--t), color var(--t), border-color var(--t);
    text-decoration: none;
    white-space: nowrap;
    position: relative;
}

.nav-link:hover {
    background: var(--gray-50);
    color: var(--gray-900);
    text-decoration: none;
}

.nav-link.active {
    background: var(--blue-50);
    color: var(--cs);
    border-left-color: var(--cs);
    font-weight: 500;
}

.nav-icon {
    font-size: .9rem;
    width: 18px;
    text-align: center;
    flex-shrink: 0;
    opacity: .7;
    transition: opacity var(--t);
}
.nav-link:hover .nav-icon,
.nav-link.active .nav-icon { opacity: 1; }

.nav-badge {
    margin-left: auto;
    background: var(--cs);
    color: #fff;
    font-size: .65rem; font-weight: 700;
    padding: 1px 6px;
    border-radius: var(--radius-full);
    min-width: 20px;
    text-align: center;
    flex-shrink: 0;
}

/* Sidebar footer: indicadores */
.sidebar-footer {
    border-top: 1px solid var(--gray-100);
    padding: .75rem 1.1rem;
    background: var(--gray-50);
}
.sidebar-ticker {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: .75rem;
    color: var(--gray-500);
    line-height: 1.8;
}
.sidebar-ticker span:last-child {
    font-weight: 600;
    color: var(--gray-700);
}

/* ============================================================
   MAIN WRAPPER
   ============================================================ */
.main-wrapper {
    margin-left: var(--sidebar-w);
    margin-top: var(--topbar-h);
    min-height: calc(100vh - var(--topbar-h));
    padding: 1.75rem 1.75rem 3rem;
}

/* ============================================================
   ALERTS
   ============================================================ */
.alert {
    display: flex;
    align-items: flex-start;
    gap: .65rem;
    padding: .8rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1.1rem;
    font-size: .85rem;
    line-height: 1.5;
    border: 1px solid transparent;
    animation: slideDown .22s ease;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.alert-icon { font-size: .95rem; flex-shrink: 0; margin-top: .05rem; }

.alert-success  { background: var(--green-50);  color: var(--green-700);  border-color: #bbf7d0; }
.alert-error,
.alert-danger   { background: var(--red-50);    color: var(--red-700);    border-color: #fecaca; }
.alert-warning  { background: var(--yellow-50); color: var(--yellow-700); border-color: #fde68a; }
.alert-info     { background: var(--blue-50);   color: var(--blue-700);   border-color: #bfdbfe; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .38rem;
    padding: .48rem 1.1rem;
    border-radius: var(--radius-sm);
    font-family: 'Ubuntu', sans-serif;
    font-size: .84rem;
    font-weight: 500;
    cursor: pointer;
    border: 1px solid transparent;
    text-decoration: none;
    transition: all var(--t);
    white-space: nowrap;
    line-height: 1.4;
    letter-spacing: .01em;
}
.btn:hover { text-decoration: none; }
.btn:focus-visible { outline: 2px solid var(--cs); outline-offset: 2px; }
.btn:disabled { opacity: .5; cursor: not-allowed; pointer-events: none; }

.btn-primary {
    background: var(--cs);
    color: #fff;
    border-color: var(--cs);
    box-shadow: 0 1px 3px rgba(37,99,235,.25);
}
.btn-primary:hover { background: var(--blue-700); border-color: var(--blue-700); box-shadow: 0 2px 6px rgba(37,99,235,.35); }

.btn-secondary {
    background: #fff;
    color: var(--gray-700);
    border-color: var(--gray-300);
    box-shadow: var(--shadow-xs);
}
.btn-secondary:hover { background: var(--gray-50); border-color: var(--gray-400); }

.btn-danger  { background: var(--red-500);   color: #fff; border-color: var(--red-500); }
.btn-danger:hover  { background: var(--red-700);   border-color: var(--red-700); }
.btn-success { background: var(--green-500);  color: #fff; border-color: var(--green-500); }
.btn-success:hover { background: var(--green-700); border-color: var(--green-700); }
.btn-warning { background: var(--orange-500); color: #fff; border-color: var(--orange-500); }
.btn-warning:hover { background: var(--orange-700); border-color: var(--orange-700); }

.btn-sm  { padding: .28rem .7rem;  font-size: .78rem; }
.btn-lg  { padding: .6rem 1.5rem;  font-size: .95rem; }
.btn-xl  { padding: .75rem 2rem;   font-size: 1rem; }
.btn-icon { padding: .38rem .46rem; }
.btn-group { display: flex; gap: .4rem; flex-wrap: wrap; }

/* ============================================================
   FORMS
   ============================================================ */
.form-group  { margin-bottom: 1rem; }
.form-row    { display: grid; gap: 1rem; }
.form-row-2  { grid-template-columns: 1fr 1fr; }
.form-row-3  { grid-template-columns: 1fr 1fr 1fr; }

label {
    display: block;
    font-size: .8rem;
    font-weight: 500;
    color: var(--gray-600);
    margin-bottom: .28rem;
    letter-spacing: .01em;
}
label .required { color: var(--red-500); margin-left: 2px; }

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="date"],
input[type="tel"],
input[type="url"],
select,
textarea {
    width: 100%;
    padding: .46rem .8rem;
    border: 1.5px solid var(--gray-300);
    border-radius: var(--radius-sm);
    font-family: 'Ubuntu', sans-serif;
    font-size: .875rem;
    color: var(--gray-800);
    background: #fff;
    transition: border-color var(--t), box-shadow var(--t);
    appearance: none;
    line-height: 1.5;
}
input:hover:not(:focus), select:hover:not(:focus), textarea:hover:not(:focus) { border-color: var(--gray-400); }
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--cs);
    box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}
input::placeholder, textarea::placeholder { color: var(--gray-400); font-size: .85rem; }

select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='11' height='7' viewBox='0 0 11 7'%3E%3Cpath d='M1 1l4.5 4.5L10 1' stroke='%2364748b' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right .7rem center;
    padding-right: 2.1rem;
    cursor: pointer;
}

textarea { resize: vertical; min-height: 90px; }

input[type="file"] {
    padding: .38rem .6rem;
    border-style: dashed;
    background: var(--gray-50);
    color: var(--gray-600);
    cursor: pointer;
    font-size: .82rem;
}

input[type="color"] {
    padding: 2px; width: 40px; height: 38px;
    border: 1.5px solid var(--gray-300);
    border-radius: var(--radius-sm); cursor: pointer;
}

input[type="checkbox"], input[type="radio"] {
    width: 15px; height: 15px;
    accent-color: var(--cs); cursor: pointer; flex-shrink: 0;
}

.form-error { color: var(--red-500); font-size: .76rem; margin-top: .22rem; display: block; }
.form-hint  { color: var(--gray-500); font-size: .76rem; margin-top: .22rem; display: block; }

/* Input con ícono prefix */
.input-icon-wrap {
    position: relative;
}
.input-icon-wrap .input-icon {
    position: absolute;
    left: .75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    font-size: .9rem;
    pointer-events: none;
}
.input-icon-wrap input {
    padding-left: 2.25rem;
}

.input-group { display: flex; gap: .5rem; align-items: center; }
.input-group input, .input-group select { flex: 1; }

/* ============================================================
   CARDS
   ============================================================ */
.card {
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    margin-bottom: 1.25rem;
    overflow: hidden;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: .9rem 1.35rem;
    border-bottom: 1px solid var(--gray-100);
    gap: 1rem;
}

.card-title {
    font-size: .9rem;
    font-weight: 700;
    color: var(--gray-800);
    letter-spacing: .01em;
}

.card-body { padding: 1.35rem; }

/* ============================================================
   PAGE HEADER
   ============================================================ */
.page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    gap: 1rem;
    flex-wrap: wrap;
}

.page-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--gray-900);
    letter-spacing: -.02em;
    line-height: 1.2;
}

.page-subtitle {
    font-size: .82rem;
    color: var(--gray-500);
    margin-top: .18rem;
    font-weight: 400;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: .35rem;
    font-size: .78rem;
    color: var(--gray-400);
    margin-bottom: .65rem;
}
.breadcrumb a { color: var(--gray-500); }
.breadcrumb a:hover { color: var(--cs); text-decoration: none; }
.breadcrumb-sep { color: var(--gray-300); }

/* ============================================================
   STAT CARDS — estilo LEG CRM
   ============================================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.75rem;
}

.stat-card {
    background: #fff;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-sm);
    padding: 1.25rem 1.35rem;
    display: flex;
    flex-direction: column;
    gap: .2rem;
    cursor: default;
    transition: box-shadow var(--t), transform var(--t);
    text-decoration: none;
    color: inherit;
}
.stat-card:hover { box-shadow: var(--shadow); transform: translateY(-1px); text-decoration: none; }

.stat-card-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: .5rem;
}

.stat-icon-wrap {
    width: 40px; height: 40px;
    border-radius: var(--radius);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}
.stat-icon-blue   { background: var(--blue-100);   color: var(--blue-700); }
.stat-icon-green  { background: var(--green-100);  color: var(--green-700); }
.stat-icon-orange { background: var(--orange-100); color: var(--orange-700); }
.stat-icon-red    { background: var(--red-100);    color: var(--red-700); }
.stat-icon-purple { background: var(--purple-100); color: var(--purple-700); }
.stat-icon-yellow { background: var(--yellow-100); color: var(--yellow-700); }

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-900);
    line-height: 1.1;
    letter-spacing: -.02em;
}

.stat-label {
    font-size: .78rem;
    color: var(--gray-500);
    font-weight: 400;
    margin-top: .1rem;
}

.stat-link {
    font-size: .75rem;
    color: var(--cs);
    margin-top: .6rem;
    font-weight: 500;
}
.stat-link:hover { text-decoration: underline; }

/* ============================================================
   TABLES — estilo LEG CRM
   ============================================================ */
.table-wrapper {
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    margin-bottom: 1.25rem;
    overflow: hidden;
}

.table-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: .85rem 1.35rem;
    border-bottom: 1px solid var(--gray-100);
    gap: 1rem;
    flex-wrap: wrap;
}

.table-title {
    font-size: .88rem;
    font-weight: 700;
    color: var(--gray-700);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: .84rem;
}

thead th {
    background: #fff;
    color: var(--gray-400);
    font-weight: 700;
    font-size: .68rem;
    letter-spacing: .07em;
    text-transform: uppercase;
    padding: .65rem 1.1rem;
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
    white-space: nowrap;
}

tbody td {
    padding: .75rem 1.1rem;
    color: var(--gray-700);
    border-bottom: 1px solid var(--gray-100);
    vertical-align: middle;
    line-height: 1.4;
}

tbody tr:last-child td { border-bottom: none; }
tbody tr { transition: background var(--t); }
tbody tr:hover { background: var(--gray-50); }

.table-empty {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--gray-400);
    font-size: .875rem;
}

/* Search / filter bar */
.table-filters {
    display: flex;
    align-items: center;
    gap: .6rem;
    flex-wrap: wrap;
}
.table-filters input[type="text"] { width: 260px; }

/* ============================================================
   BADGES / STATUS
   ============================================================ */
.badge-status {
    display: inline-flex;
    align-items: center;
    gap: .28rem;
    padding: .2rem .6rem;
    border-radius: var(--radius-full);
    font-size: .71rem;
    font-weight: 600;
    letter-spacing: .03em;
    white-space: nowrap;
    line-height: 1.4;
}

.badge-status::before {
    content: '';
    width: 5px; height: 5px;
    border-radius: 50%;
    flex-shrink: 0;
    display: inline-block;
}

.status-activo     { background: var(--green-50);  color: var(--green-700); }
.status-activo::before     { background: var(--green-500); }
.status-aprobado   { background: var(--green-50);  color: var(--green-700); }
.status-aprobado::before   { background: var(--green-500); }
.status-pagado     { background: var(--blue-50);   color: var(--blue-700); }
.status-pagado::before     { background: var(--blue-500); }
.status-pendiente  { background: var(--yellow-50); color: var(--yellow-700); }
.status-pendiente::before  { background: var(--yellow-500); }
.status-en_revision { background: var(--blue-50);  color: var(--blue-700); }
.status-en_revision::before { background: var(--blue-500); }
.status-vencido    { background: var(--red-50);    color: var(--red-700); }
.status-vencido::before    { background: var(--red-500); }
.status-rechazado  { background: var(--red-50);    color: var(--red-700); }
.status-rechazado::before  { background: var(--red-500); }
.status-inactivo   { background: var(--gray-100);  color: var(--gray-500); }
.status-inactivo::before   { background: var(--gray-400); }
.status-suspendido { background: var(--orange-50); color: var(--orange-700); }
.status-suspendido::before { background: var(--orange-500); }
.status-borrador   { background: var(--gray-100);  color: var(--gray-500); }
.status-borrador::before   { background: var(--gray-400); }
.status-enviado    { background: var(--blue-50);   color: var(--blue-700); }
.status-enviado::before    { background: var(--blue-500); }

/* Chip de moneda (no necesita punto) */
.badge-moneda {
    display: inline-block;
    padding: .15rem .5rem;
    border-radius: var(--radius-full);
    font-size: .7rem; font-weight: 700;
    background: var(--blue-50); color: var(--blue-700);
    letter-spacing: .04em;
}

/* ============================================================
   SEMÁFORO
   ============================================================ */
.semaforo { display: inline-flex; align-items: center; gap: .4rem; font-size: .83rem; font-weight: 500; }
.semaforo-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.semaforo-rojo    .semaforo-dot { background: var(--red-500);    box-shadow: 0 0 0 3px var(--red-100); }
.semaforo-amarillo .semaforo-dot { background: var(--yellow-500); box-shadow: 0 0 0 3px var(--yellow-100); }
.semaforo-verde   .semaforo-dot { background: var(--green-500);  box-shadow: 0 0 0 3px var(--green-100); }

/* ============================================================
   AUTH LAYOUT — estilo LEG CRM
   ============================================================ */
body.auth-body {
    background: linear-gradient(135deg, #1a3a5c 0%, #1d4ed8 55%, #0ea5e9 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-container { width: 100%; max-width: 420px; padding: 1.25rem; }

.auth-card {
    background: #fff;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    padding: 2.5rem 2.25rem 2.25rem;
    animation: slideDown .3s ease;
}

.auth-logo { text-align: center; margin-bottom: .75rem; }
.auth-logo img { height: 52px; width: auto; }

.auth-app-name {
    text-align: center;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: .2rem;
}

.auth-subtitle {
    text-align: center;
    font-size: .8rem;
    color: var(--gray-500);
    margin-bottom: 1.75rem;
    line-height: 1.5;
}

.auth-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 1.25rem;
}

.auth-divider {
    display: flex; align-items: center; gap: .75rem;
    color: var(--gray-400); font-size: .75rem;
    margin: 1.1rem 0;
}
.auth-divider::before, .auth-divider::after {
    content: ''; flex: 1;
    height: 1px; background: var(--gray-200);
}

/* ============================================================
   EMPTY STATE
   ============================================================ */
.empty-state { text-align: center; padding: 3.5rem 1.5rem; }
.empty-state-icon  { font-size: 2.5rem; margin-bottom: .75rem; opacity: .35; }
.empty-state-title { font-size: .95rem; font-weight: 700; color: var(--gray-700); margin-bottom: .35rem; }
.empty-state-text  { font-size: .85rem; color: var(--gray-500); margin-bottom: 1.25rem; max-width: 360px; margin-left: auto; margin-right: auto; }

/* ============================================================
   EMPRESA SELECTOR (checkboxes tipo card)
   ============================================================ */
.empresa-check-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: .6rem;
}

.empresa-check-label {
    display: flex;
    align-items: center;
    gap: .6rem;
    padding: .65rem .9rem;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: .855rem;
    font-weight: 500;
    color: var(--gray-700);
    transition: border-color var(--t), background var(--t);
}
.empresa-check-label:hover { border-color: var(--cs); background: var(--blue-50); }
.empresa-check-label:has(input:checked) {
    border-color: var(--cs);
    background: var(--blue-50);
    color: var(--blue-700);
}

/* ============================================================
   ERROR PAGES
   ============================================================ */
.error-page { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 55vh; text-align: center; padding: 3rem 1rem; }
.error-code  { font-size: 5.5rem; font-weight: 700; color: var(--gray-200); line-height: 1; letter-spacing: -.05em; }
.error-title { font-size: 1.2rem; font-weight: 700; color: var(--gray-700); margin: .65rem 0 .4rem; }
.error-msg   { color: var(--gray-500); font-size: .875rem; margin-bottom: 1.75rem; }

/* ============================================================
   UTILITIES
   ============================================================ */
.text-right   { text-align: right; }
.text-center  { text-align: center; }
.text-left    { text-align: left; }
.text-muted   { color: var(--gray-500); }
.text-danger  { color: var(--red-500); }
.text-success { color: var(--green-700); }
.text-warning { color: var(--yellow-700); }
.text-primary { color: var(--cs); }
.text-sm  { font-size: .8rem; }
.text-xs  { font-size: .72rem; }
.text-base { font-size: .875rem; }

.fw-400 { font-weight: 400; }
.fw-500 { font-weight: 500; }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }

.mt-0{margin-top:0} .mt-1{margin-top:.5rem} .mt-2{margin-top:1rem} .mt-3{margin-top:1.5rem}
.mb-0{margin-bottom:0} .mb-1{margin-bottom:.5rem} .mb-2{margin-bottom:1rem} .mb-3{margin-bottom:1.5rem}
.py-1{padding-top:.4rem;padding-bottom:.4rem}
.px-1{padding-left:.5rem;padding-right:.5rem}

.d-flex    { display: flex; }
.d-grid    { display: grid; }
.d-none    { display: none; }
.d-inline  { display: inline; }
.align-center    { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-end     { justify-content: flex-end; }
.flex-wrap { flex-wrap: wrap; }
.gap-1 { gap: .5rem; } .gap-2 { gap: 1rem; } .gap-3 { gap: 1.5rem; }
.w-full { width: 100%; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.divider { border: none; border-top: 1px solid var(--gray-200); margin: 1.25rem 0; }

/* Color preview bar */
.color-preview-bar {
    height: 40px; border-radius: var(--radius-sm);
    display: flex; align-items: center; padding: 0 12px; gap: .75rem;
    transition: background .2s;
}
.color-preview-bar span { color: #fff; font-size: .85rem; font-weight: 600; }
.color-preview-badge {
    margin-left: auto; color: #fff;
    padding: 2px 12px; border-radius: var(--radius-sm);
    font-size: .73rem; font-weight: 600; transition: background .2s;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 960px) {
    :root { --sidebar-w: 0px; }
    .sidebar { transform: translateX(-220px); width: 220px; transition: transform .25s ease; }
    .sidebar.open { transform: translateX(0); box-shadow: var(--shadow-lg); }
    .main-wrapper { margin-left: 0; padding: 1.25rem 1rem 2rem; }
    .topbar-brand { width: auto; border-right: none; }
    .topbar-toggle { display: flex; }
}

@media (max-width: 640px) {
    .form-row-2, .form-row-3 { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .page-header { flex-direction: column; align-items: flex-start; }
    .auth-card { padding: 2rem 1.35rem; }
}

@media (max-width: 420px) {
    .stats-grid { grid-template-columns: 1fr; }
}