:root {
    --dorado: #C18A5B;
    --negro: #10171F;
    --negro-claro: #1a232e;
    --gris-texto: #8a95a3;
    --blanco: #ffffff;
    --rojo: #c0392b;
    --verde: #27ae60;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: var(--negro);
    color: var(--blanco);
    min-height: 100vh;
}

.oculto { display: none !important; }

/* ===== LOGIN ===== */
.pantalla-login {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-caja {
    background: var(--negro-claro);
    border: 1px solid rgba(193, 138, 91, 0.3);
    border-radius: 16px;
    padding: 32px 28px;
    width: 100%;
    max-width: 380px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}

.logo-recuadro {
    background: var(--negro);
    border: 2px solid var(--dorado);
    border-radius: 12px;
    padding: 16px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 24px;
}

.logo-img {
    max-width: 160px;
    height: auto;
    border-radius: 8px;
}

.login-titulo {
    color: var(--dorado);
    font-size: 22px;
    text-align: center;
    margin-bottom: 6px;
}

.login-subtitulo {
    color: var(--gris-texto);
    font-size: 14px;
    text-align: center;
    margin-bottom: 24px;
}

.campo-grupo {
    margin-bottom: 16px;
}

.campo-grupo label {
    display: block;
    color: var(--dorado);
    font-size: 13px;
    margin-bottom: 6px;
}

.campo-grupo input {
    width: 100%;
    padding: 12px 14px;
    background: var(--negro);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 8px;
    color: var(--blanco);
    font-size: 15px;
    outline: none;
    transition: border 0.2s;
}

.campo-grupo input:focus {
    border-color: var(--dorado);
}

.btn-principal {
    width: 100%;
    padding: 14px;
    background: var(--dorado);
    color: var(--negro);
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    margin-top: 8px;
    transition: opacity 0.2s;
}

.btn-principal:hover { opacity: 0.9; }
.btn-principal:disabled { opacity: 0.5; cursor: not-allowed; }

.login-error {
    color: var(--rojo);
    font-size: 14px;
    text-align: center;
    margin-bottom: 12px;
    min-height: 18px;
}

.login-pie {
    color: var(--gris-texto);
    font-size: 12px;
    margin-top: 24px;
}

/* ===== PANEL ===== */
.pantalla-panel {
    min-height: 100vh;
}

.panel-header {
    background: var(--negro-claro);
    border-bottom: 1px solid rgba(193, 138, 91, 0.3);
    padding: 14px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.panel-header .logo-mini {
    height: 40px;
    border-radius: 6px;
}

.panel-header .oficina-nombre {
    color: var(--dorado);
    font-weight: bold;
}

.btn-salir {
    background: transparent;
    border: 1px solid var(--dorado);
    color: var(--dorado);
    padding: 8px 16px;
    border-radius: 8px;
    cursor: pointer;
}

.panel-contenido {
    padding: 24px;
    max-width: 1100px;
    margin: 0 auto;
}