/* ============================================================
   🎛 BOTONES MODERNOS SIGv
   Botones unificados para todo el sistema.
============================================================ */

/* -----------------------------
   BASE GENERAL
------------------------------ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    padding: 10px 18px;
    border-radius: 999px;

    font-size: 14px;
    font-weight: 600;
    text-decoration: none;

    cursor: pointer;
    border: none;

    background: var(--color-primario);
    color: #fff;

    transition: background .18s ease, transform .14s ease, box-shadow .14s ease;
    box-shadow: 0 2px 5px rgba(0,0,0,0.18);

    user-select: none;
    -webkit-user-select: none;
}

/* Hover premium */
.btn:hover {
    background: var(--color-primario-light);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.22);
}

/* Click */
.btn:active {
    transform: translateY(1px);
    box-shadow: 0 1px 4px rgba(0,0,0,0.22);
}

/* Íconos en botones */
.btn i,
.btn .icon {
    font-size: 16px;
    margin-right: 6px;
}


/* -----------------------------
   VARIANTES
------------------------------ */

/* Secundario */
.btn.secondary {
    background: var(--color-secundario);
}

.btn.secondary:hover {
    background: var(--color-secundario-hover);
}

/* Botón de éxito */
.btn.success {
    background: #1abc9c;
}

.btn.success:hover {
    background: #16a085;
}

/* Botón de advertencia */
.btn.warning {
    background: #f39c12;
}

.btn.warning:hover {
    background: #d98200;
}

/* Botón de error */
.btn.danger {
    background: #c0392b;
}

.btn.danger:hover {
    background: #a5281b;
}

/* Botón gris (neutral) */
.btn.gray {
    background: #7f8c8d;
}

.btn.gray:hover {
    background: #626e70;
}


/* -----------------------------
   BOTONES OUTLINE (borde)
------------------------------ */
.btn.outline {
    background: transparent;
    border: 2px solid var(--color-primario);
    color: var(--color-primario);
    box-shadow: none;
}

.btn.outline:hover {
    background: var(--color-primario-light);
    color: white;
}

/* Outline secundario */
.btn.outline.secondary {
    border-color: var(--color-secundario);
    color: var(--color-secundario);
}

.btn.outline.secondary:hover {
    background: var(--color-secundario-hover);
    color: white;
}


/* -----------------------------
   BOTONES PEQUEÑOS
------------------------------ */
.btn.sm {
    padding: 6px 13px;
    font-size: 12px;
}

/* Botones grandes */
.btn.lg {
    padding: 14px 24px;
    font-size: 16px;
}


/* -----------------------------
   BOTONES DE BLOQUE
------------------------------ */
.btn.block {
    width: 100%;
    justify-content: center;
}

/*Botones primarios*/
.btn-primary { background:#0056b3; }
.btn-sm { padding:4px 8px; font-size:0.85em; }


/* -----------------------------
   ANIMACIÓN DE RIZO (Material Ripple)
------------------------------ */
.btn {
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle, rgba(255,255,255,0.45) 10%, transparent 10%);
    opacity: 0;
    transform: scale(10,10);
    transition: transform 0.55s ease, opacity 0.45s ease;
}

.btn:active::after {
    transform: scale(0,0);
    opacity: 0.9;
    transition: 0s;
}


/* -----------------------------
   RESPONSIVO
------------------------------ */
@media (max-width: 768px) {
    .btn {
        padding: 9px 16px;
        font-size: 14px;
    }
}