@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600&display=swap');
:root {
    --color-primary: #3498db;
    --color-secondary: #2ecc71;
    --color-background: #f4f6f7;
    --color-text: #2c3e50;
    --color-accent: #9b59b6;
    --color-danger: #e74c3c;
    --shadow-elevation: 0 10px 20px rgba(0, 0, 0, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
    padding: 20px;
    perspective: 1000px;
}

.perfil {
    background: linear-gradient(145deg, var(--color-white), #f1f3f4);
    border-radius: 15px;
    box-shadow: var(--shadow-3d);
    padding: 8px;
    width: 100%;
    max-width: none;
    margin-bottom: 30px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all var(--transition-speed) ease;
    gap: 20px;
    flex-wrap: wrap;
    max-height: 200px;
    /* <- esto es lo que inclina */
    transform-style: preserve-3d;
}

.perfil::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, rgba(52, 152, 219, 0.1) 0%, transparent 70%);
    transform: rotate(-45deg);
    z-index: 0;
}


/* ===== LOGO dentro de perfil ===== */

.logo {
    width: 110px;
    height: 110px;
    object-fit: contain;
    border-radius: 50%;
    border: 3px solid var(--color-secondary);
    transition: all var(--transition-speed) ease;
    z-index: 1;
    align-self: center;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.logo:hover {
    transform: rotate(360deg) scale(1.1);
}


/* ===== CONTENIDO dentro de perfil ===== */

.perfil-content {
    flex: 1;
    z-index: 1;
    display: flex;
    flex-direction: column;
}

.perfil-content h2 {
    color: var(--color-primary);
    margin-bottom: 15px;
    font-size: 26px;
    position: relative;
}

.perfil-content h2::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 50px;
    height: 3px;
    background-color: var(--color-secondary);
}

.perfil-content .usuario-info {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 15px;
}

.perfil-content p {
    color: var(--color-text);
    font-size: 16px;
    display: flex;
    align-items: center;
}

.perfil-content p strong {
    margin-right: 10px;
    min-width: 80px;
    color: var(--color-primary);
}


/* ===== RESPONSIVE para perfil ===== */

@media (max-width: 1024px) {
    .perfil {
        transform: rotateX(5deg) rotateY(-5deg);
    }
}

@media (max-width: 768px) {
    .perfil {
        flex-direction: column;
        text-align: center;
    }
    .perfil-content {
        align-items: center;
    }
    .perfil-content h2::after {
        left: 50%;
        transform: translateX(-50%);
    }
    .perfil-content .usuario-info {
        align-items: center;
    }
    .perfil-content p {
        flex-direction: column;
        align-items: center;
    }
    .perfil-content p strong {
        margin-right: 0;
        margin-bottom: 8px;
    }
}

.btn-volver {
    background: #c0392b;
    color: white;
    text-decoration: none;
    padding: 10px 20px;
    border-radius: 8px;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-volver:hover {
    background: #27ae60;
    transform: translateY(-3px);
}

.principal {
    display: flex;
    width: 100%;
    /* Opcional: para que ocupe toda la altura */
}

.principal>div {
    flex: 1;
    /* Cada hijo ocupa 50% */
    padding: 20px;
    /* Opcional: espacio interno */
    box-sizing: border-box;
    border: 2px solid #f3111d;
}

h3 {
    color: var(--color-primary);
    margin-bottom: 15px;
    border-bottom: 4px solid var(--color-secondary);
    padding-bottom: 10px;
    text-align: center;
}

.btn-volver:hover {
    background-color: var(--color-primary);
    color: white;
    transform: scale(1.05);
}

.btn-registrar {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: white;
    width: 100%;
    padding: 10px 20px;
    margin-top: 20px;
    border: none;
}

.btn-registrar:hover {
    transform: scale(1.02);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.form-group {
    background-color: white;
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 15px;
    box-shadow: var(--shadow-elevation);
    transition: all 0.3s ease;
    transform: translateZ(30px);
}

.form-group:hover {
    transform: translateZ(40px) rotateY(-2deg);
}

label {
    display: block;
    margin-bottom: 8px;
    color: var(--color-primary);
    font-weight: 600;
}

input,
select {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--color-primary);
    border-radius: 10px;
    transition: all 0.3s ease;
}

input:focus,
select:focus {
    outline: none;
    border-color: var(--color-secondary);
    box-shadow: 0 0 10px rgba(46, 204, 113, 0.3);
}

#camposExtras {
    display: none;
    margin-top: 15px;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

#listaProductos {
    background-color: white;
    border-radius: 10px;
    box-shadow: var(--shadow-elevation);
    overflow-y: auto;
}

#listaProductos div {
    padding: 10px;
    border-bottom: 1px solid #eee;
    cursor: pointer;
    transition: all 0.3s ease;
}

#listaProductos div:hover {
    background-color: rgba(52, 152, 219, 0.1);
}

#productosAgregados {
    background-color: white;
    padding: 20px;
    border-radius: 15px;
    box-shadow: var(--shadow-elevation);
    margin-top: 20px;
    transform: translateZ(20px);
    transition: all 0.3s ease;
}

#productosAgregados:hover {
    transform: translateZ(30px) rotateX(-2deg);
}

#productosAgregados table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0 10px;
}

#productosAgregados th {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: white;
    padding: 12px;
    text-transform: uppercase;
}

#productosAgregados td {
    padding: 12px;
    background-color: #f9f9f9;
}

#productosAgregados tbody tr:hover {
    background-color: rgba(52, 152, 219, 0.05);
}

#productosAgregados button {
    background-color: var(--color-danger);
    color: white;
    border: none;
    padding: 5px 10px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
}

#productosAgregados button:hover {
    transform: scale(1.1);
}

#total {
    font-size: 1.5em;
    color: var(--color-accent);
    text-align: right;
    margin-top: 15px;
    padding: 10px;
    background-color: rgba(155, 89, 182, 0.1);
    border-radius: 10px;
}