:root {
    --card-light-bg: #f5f5f5;
    --card-dark-bg: #1a1a1a;
    --primary-color: #4169E1;
    --warning-color: #FFA500;
    
    /* Tipografía */
    --font-primary: 'Inter', system-ui, -apple-system, sans-serif;
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
}

/* Reset y estilos base */
html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background: linear-gradient(45deg, #000000, #111111);
    font-family: Inter, sans-serif;
    min-height: 100vh;
    overflow-x: hidden;
    color: #333;
    line-height: 1.5;
}

/* Grid background mejorado */
body::before {
    content: '';
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200%;
    height: 200%;
   /* background: 
        linear-gradient(to right, rgba(255, 255, 255, 0.08) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
    background-size: 30px 30px, 30px 30px; Tamaño de las líneas */
    z-index: -2;
    pointer-events: none;
}

/* Grid overlay con puntos en las intersecciones */
body::after {
    content: '';
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200%;
    height: 200%;
    background-image: radial-gradient(
        circle at center,
        rgba(255, 255, 255, 0.1) 1px,
        transparent 1px
    );
    background-size: 30px 30px;
    background-position: 0px 0px;
    z-index: -1;
    pointer-events: none;
}

@keyframes bouncyLoop {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(15px);
    }
}

.spline-container {
    position: fixed; 
    top: 15%;
    width: 50vw;
    height: 50vh;
    z-index: -1; /* Lo envía al fondo */
    display: flex;
    justify-content: flex-start;
        /* Animación */
        animation: bouncyLoop 3s infinite ease-in-out;
}
/* Asegurar que el contenedor de las cards esté por encima */
.container {
    position: relative;
    z-index: 1;
    padding: var(--spacing-md);
}

/* Cards */
.card {
    position: relative;
    z-index: 2;
    border-radius: 20px;
    padding: var(--spacing-lg) var(--spacing-md);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    overflow: hidden;
    width: 100%;
}

.card-light {
    background: var(--card-light-bg);
    border: 2px solid rgba(55, 87, 206, 0.20);
}

.card-dark {
    background: var(--card-dark-bg);
    color: white;
    border: 2px solid rgba(255, 165, 0, 0.08);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.15);
}

/* Elementos de la card */
.profile-image {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    margin-bottom: var(--spacing-md);
}

.profile-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Tipografía */
h2 {
    font-size: clamp(1.5rem, 5vw, 1.8rem);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    line-height: 1.2;
}

.subtitle {
    font-size: clamp(1rem, 4vw, 1.1rem);
    color: #666;
    margin-bottom: var(--spacing-md);
    font-weight: 400;
}

.card-dark .subtitle {
    color: #999;
}

/* Tags */
.tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
}

.tag-light {
    padding: 0.1rem 0.7rem;
    border-radius: 12px;
    font-size: clamp(0.75rem, 2vw, 0.8rem);
    font-weight: 500;
    background: rgba(222, 228, 248, 0.6);
    border: 1px solid rgba(152, 152, 152, .15);
    color: #4085ed !important;
}


.tag-dark {
    padding: 0.1rem 0.7rem;
    border-radius: 12px;
    font-size: clamp(0.75rem, 2vw, 0.8rem);
    font-weight: 500;
    background: rgba(52, 52, 52, .6);
    border: 1px solid rgba(152, 152, 152, .15);
    color: #d8d8d8 !important;
}

.card-light .tag {
    background: rgba(65, 105, 225, 0.1);
    color: var(--primary-color);
}

.card-dark .tag {
    background: rgba(255, 165, 0, 0.1);
    color: var(--warning-color);
}

/* Botones */
.buttons {
    margin-bottom: var(--spacing-lg);
    display: block;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.button-primary-dark {
    background-color: #ef801a;
    border: 1px solid rgba(183, 100, 24, .4);
    color: #000;
    padding: 15px 32px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    border-radius: 8px;
    font-weight: 600;
    width: 100%;

  /*! Shadow style box-shadow: inset 0px 4px 4px 0px hsla(0,0%,100%,.2);n*/

    transition: color .8s ease-in-out,
                background-color .8s ease-in-out,
                border-color .8s ease-in-out,
                box-shadow .8s ease-in-out;
}

.button-primary-dark:hover {
    background-color: #ff8b21;
    border: 1px solid rgba(183, 100, 24, .4);
    color: #000;
    text-decoration: none;
    box-shadow: inset 0px 4px 4px 0px hsla(0,0%,100%,.2);

    box-shadow: 0px 0px 32px 0px rgba(245, 156, 76, .5);
    -webkit-box-shadow: 0px 0px 32px 0px rgba(245, 156, 76, .5);
    -moz-box-shadow: 0px 0px 32px 0px rgba(245, 156, 76, .5);

    transition: color .3s ease-in-out,
                background-color .3s ease-in-out,
                border-color .3s ease-in-out,
                box-shadow .3s ease-in-out;          
}

.button-secondary-dark {
    background-color: none;
    border: 1px solid #fbfbfb;
    color: #fbfbfb;
    font-weight: 600;
    padding: 15px 32px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 1em;
    border-radius: 8px;
    width: 100%;
    transition: color .8s ease-in-out,
        background-color .8s ease-in-out,
        border-color .8s ease-in-out,
        box-shadow .8s ease-in-out;
}

.button-secondary-dark:hover {
    background-color: #fbfbfb;
    color: #000;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    transition: color .3s ease-in-out,
        background-color .3s ease-in-out,
        border-color .3s ease-in-out,
        box-shadow .3s ease-in-out;
    -webkit-box-shadow: 0px 0px 20px 0px rgba(152, 152, 152, .7);
    -moz-box-shadow: 0px 0px 20px 0px rgba(152, 152, 152, .7);
    box-shadow: 0px 0px 20px 0px rgba(152, 152, 152, .7);
}

.button-primary-light {
    background-color: #3757ce;
    border: 1px solid rgba(55, 87, 206, .6);
    color: #F1F1F1;
    padding: 15px 32px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    border-radius: 8px;
    font-weight: 600;
    width: 100%;

  /*! Shadow style box-shadow: inset 0px 4px 4px 0px hsla(0,0%,100%,.2);n*/

    transition: color .8s ease-in-out,
                background-color .8s ease-in-out,
                border-color .8s ease-in-out,
                box-shadow .8s ease-in-out;
}

.button-primary-light:hover {
    background-color: #2849c4;
    border: 1px solid rgba(55, 87, 206, .6);
    color: #ffffff;
    text-decoration: none;
    box-shadow: inset 0px 4px 4px 0px hsla(0,0%,100%,.2);

    box-shadow: 0px 0px 32px 0px rgba(0, 136, 255, 0.7);
    -webkit-box-shadow: 0px 0px 32px 0px rgba(0, 136, 255, 0.7);
    -moz-box-shadow: 0px 0px 32px 0px rgba(0, 136, 255, 0.7);

    transition: color .3s ease-in-out,
                background-color .3s ease-in-out,
                border-color .3s ease-in-out,
                box-shadow .3s ease-in-out;          
}

.button-secondary-light {
    background-color: none;
    border: 1px solid #293f76;
    color: #24396e;
    font-weight: 600;
    padding: 15px 32px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 1em;
    border-radius: 8px;
    width: 100%;
    transition: color .8s ease-in-out,
        background-color .8s ease-in-out,
        border-color .8s ease-in-out,
        box-shadow .8s ease-in-out;
}

.button-secondary-light:hover {
    background-color: #10182d;
    color: #fff;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    transition: color .3s ease-in-out,
        background-color .3s ease-in-out,
        border-color .3s ease-in-out,
        box-shadow .3s ease-in-out;
    -webkit-box-shadow: 0px 0px 20px 0px rgba(152, 152, 152, .7);
    -moz-box-shadow: 0px 0px 20px 0px rgba(152, 152, 152, .7);
    box-shadow: 0px 0px 20px 0px rgba(152, 152, 152, .7);
}

.btn {
    padding: 0.8rem 1.8rem;
    border-radius: 12px;
    font-weight: 500;
    transition: all 0.3s ease;
    font-size: clamp(0.875rem, 2.5vw, 1rem);
    white-space: normal;
    text-align: center;
    flex: 1;
}

/* Social Links */
.social-links {
    display: flex;
    gap: var(--spacing-md);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.card-light .social-links {
    border-top-color: rgba(0, 0, 0, 0.1);
}

.social-links a {
    font-size: clamp(1.25rem, 4vw, 1.4rem);
    color: #858585;
    transition: all 0.3s ease;
}

.card-dark .social-links a {
    color: #999;
}

.social-links a:hover {
    color: #2849c4;
    transform: translateY(-2px);
}

.card-dark .social-links a:hover {
    color: #ff8b21;
}

/* Copyright */
.copyright {
    position: fixed;
    bottom: var(--spacing-sm);
    left: 0;
    width: 100%;
    text-align: center;
    color: #8b8b8b;
    mix-blend-mode: exclusion;   
    font-size: clamp(0.75rem, 2vw, 0.8rem);
    z-index: 3;
}

@media (max-width: 768px) {
    .card {
        padding: 2rem;
    }
}

@media (max-width: 576px) {
    .card {
        padding: var(--spacing-lg);
    }
    
    .buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
}

/* Media Queries */
@media (max-width: 990px) {
    .cards-container {
        justify-content: center; /* Centrar horizontalmente */
        align-items: center; /* Centrar verticalmente */
        flex-direction: column; /* Asegurar que las tarjetas se apilen verticalmente */
        width: 100% !important;
    }

    .cards-wrapper {
        flex-direction: column; /* Asegurar que las tarjetas se apilen verticalmente */
        gap: var(--spacing-lg); /* Espaciado entre tarjetas */
    }
}

.cards-container {
    width: 85%;
    padding: 0 var(--spacing-sm);
}