:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --whatsapp-color: #25d366;
    --telegram-color: #0088cc;
    --instagram-color: #e4405f;
    --facebook-color: #3b5998;
    --youtube-color: #ff0000;
    --tiktok-color: #010101;
    --website-color: #333333;
    --email-color: #4a4a4a;
    --personal-color: linear-gradient(135deg, #ff416c, #ff4b2b);
    --text-color: #2d3748;
    --text-light: #718096;
    --bg-color: #f8fafc;
    --card-bg: rgba(255, 255, 255, 0.95);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
	--whatsapp-channel-color: #128C7E;
    --telegram-channel-color: #5D6BC7;
    --whatsapp-channel-gradient: linear-gradient(135deg, #128C7E, #075E54);
    --telegram-channel-gradient: linear-gradient(135deg, #5D6BC7, #3F51B5);
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-color);
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    background: var(--bg-color);
    position: relative;
    overflow-x: hidden;
    line-height: 1.6;
}

.background-animation {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 150px;
    overflow: hidden;
    z-index: -1;
}

.waves {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

@keyframes move-forever {
    0% { transform: translate3d(-90px, 0, 0); }
    100% { transform: translate3d(85px, 0, 0); }
}

.parallax > use {
    animation: move-forever 25s cubic-bezier(.55, .5, .45, .5) infinite;
}

.parallax > use:nth-child(1) {
    fill: rgba(37, 99, 235, 0.7);
    animation-delay: -2s;
    animation-duration: 7s;
}

.parallax > use:nth-child(2) {
    fill: rgba(37, 99, 235, 0.5);
    animation-delay: -3s;
    animation-duration: 10s;
}

.parallax > use:nth-child(3) {
    fill: rgba(37, 99, 235, 0.3);
    animation-delay: -4s;
    animation-duration: 13s;
}

.parallax > use:nth-child(4) {
    fill: var(--primary-color);
    animation-delay: -5s;
    animation-duration: 20s;
}

.wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    min-height: 100vh;
    position: relative;
    padding: 20px;
    box-sizing: border-box;
}

.container {
    background: var(--card-bg);
    border-radius: 16px;
    box-shadow: var(--shadow);
    padding: 30px;
    text-align: center;
    max-width: 450px;
    width: 100%;
    position: relative;
    overflow-y: auto;
    max-height: 90vh;
    box-sizing: border-box;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: fadeIn 0.5s ease-out;
}

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

@media (max-width: 768px) {
    .container {
        max-height: 90vh;
        padding: 20px;
    }
    
    .button-row .link {
        max-width: 100%;
        margin: 5px 0;
    }
    
    .icon-row .icon {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }
}

.logo img {
    max-width: 160px;
    margin-bottom: 20px;
    animation: slideIn 1s ease-in-out;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

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

.binary-animation-inside {
    position: absolute;
    top: 60px;
    left: 0;
    width: 100%;
    height: 100px;
    overflow: hidden;
    z-index: -1;
}

.binary-animation-inside span {
    position: absolute;
    font-size: 40px;
    color: var(--primary-color);
    animation: fall linear infinite;
    opacity: 0.1;
    font-family: monospace;
}

@keyframes fall {
    0% { top: -10%; opacity: 0.8; }
    100% { top: 110%; opacity: 0; }
}

.welcome-message {
    font-size: 16px;
    margin-bottom: 25px;
    color: var(--text-light);
    font-weight: 400;
}

.icon-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    margin-bottom: 25px;
}

.icon {
    width: 44px;
    height: 44px;
    color: #fff;
    border-radius: 12px;
    font-size: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

.icon.facebook {
    background-color: var(--facebook-color);
}

.icon.whatsapp {
    background-color: var(--whatsapp-color);
}

.icon.instagram {
    background-color: var(--instagram-color);
}

.icon:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.button-row {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: center;
    margin-bottom: 20px;
}

.link {
    color: #fff;
    text-decoration: none;
    padding: 14px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    transition: all 0.3s ease;
    width: 100%;
    max-width: 350px;
    margin: 0 auto;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.link::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: all 0.5s ease;
}

.link:hover::after {
    left: 100%;
}

.link i {
    font-size: 20px;
    margin-right: 12px;
    width: 24px;
    text-align: center;
}

.link span {
    font-size: 14px;
    font-weight: 500;
    flex-grow: 1;
    text-align: left;
}

.link:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.link.telegram {
    background-color: var(--telegram-color);
}

.link.whatsapp-channel {
    background-color: var(--whatsapp-color);
}

.link.telegram-channel {
    background: linear-gradient(135deg, var(--telegram-color), #34b7f1);
}

.link.website {
    background-color: var(--website-color);
}

.link.tiktok {
    background-color: var(--tiktok-color);
}

.link.youtube {
    background-color: var(--youtube-color);
}

.link.email {
    background-color: var(--email-color);
}

.link.personal-website {
    background: var(--personal-color);
    color: #fff;
    border: none;
}

.link.personal-website:hover {
    background: linear-gradient(135deg, #ff4b2b, #ff416c);
}

.footer {
    font-size: 12px;
    margin-top: 25px;
    color: var(--text-light);
    font-weight: 300;
}

/* Animaciones para los elementos */
.animate {
    animation: fadeInUp 0.5s ease-out forwards;
}

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

.buttons-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin: 25px 0;
}

.grid-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 15px 10px;
    border-radius: 12px;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    height: 80%;
    min-height: 80px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.grid-btn i {
    font-size: 24px;
    margin-bottom: 8px;
}

.grid-btn span {
    font-size: 13px;
    font-weight: 500;
    text-align: center;
}

.grid-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.grid-btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: all 0.5s ease;
}

.grid-btn:hover::after {
    left: 100%;
}

/* Colores específicos para cada botón */
.grid-btn.telegram { background-color: var(--telegram-color); }
.grid-btn.whatsapp { background-color: var(--whatsapp-color); }
.grid-btn.whatsapp-channel { background: var(--whatsapp-channel-gradient); }
.grid-btn.telegram-channel { background: var(--telegram-channel-gradient); }
.grid-btn.personal { background: var(--personal-color); }
.grid-btn.website { background-color: var(--website-color); }
.grid-btn.tiktok { background-color: var(--tiktok-color); }
.grid-btn.youtube { background-color: var(--youtube-color); }
.grid-btn.email { background-color: var(--email-color); }
.grid-btn.instagram { background-color: var(--instagram-color); }
.grid-btn.facebook { background-color: var(--facebook-color); }

/* Para móviles: una sola columna */
@media (max-width: 480px) {
    .buttons-grid {
        grid-template-columns: 1fr;
    }
}

/* Añade iconos ligeramente diferentes para canales */
.grid-btn.whatsapp-channel i::before {
    content: "\f1ac"; /* Icono de grupo de WhatsApp */
}

.grid-btn.telegram-channel i::before {
    content: "\f086"; /* Icono de canal/broadcast */
}