@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600&display=swap');

:root {
    --color-green: #00ff73;
    --color-purple: #9400d3;
    --color-white: #ffffff;
    --color-black: #333333;
    --color-blue: #0077ff;
    --color-red: #ff3b3b;
}

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

body {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, var(--color-purple), var(--color-green));
    overflow: hidden;
    position: relative;
}

/* Contenedor ECG - ajustado */
.ecg-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}

svg {
    width: 100%;
    height: 100%;
}

path {
    fill: none;
    stroke-linecap: round;
}

.ecg-line {
    stroke: var(--color-white);
    stroke-width: 2.5;
    stroke-dasharray: 1500;
    filter: drop-shadow(0 0 12px var(--color-white));
    animation: ecg-draw 2s linear infinite, ecg-glow 2s ease-in-out infinite;
}

@keyframes ecg-draw {
    0% {
        stroke-dashoffset: 1500;
    }
    100% {
        stroke-dashoffset: 0;
    }
}

@keyframes ecg-glow {
    0%, 50% {
        filter: drop-shadow(0 0 12px var(--color-white));
    }
    100% {
        filter: drop-shadow(0 0 30px var(--color-white));
    }
}
/* Formulario de Registro */
.register-container {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 40px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    z-index: 2;
}

.register-header {
    text-align: center;
    margin-bottom: 30px;
    color: var(--color-white);
}

.register-header h1 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 10px;
    text-transform: uppercase;
    color: var(--color-white);
}

.register-header p {
    font-size: 16px;
    opacity: 0.8;
}

/* Estilos para los campos de entrada */
.input-group {
    position: relative;
    margin-bottom: 20px;
}

.input-group input {
    width: 100%;
    padding: 15px 20px 15px 50px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 30px;
    background: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
    font-size: 16px;
    transition: all 0.3s ease-in-out;
}

.input-group input::placeholder {
    color: rgba(255, 255, 255, 0.7);
    font-style: italic;
}

.input-group input:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.25);
    border-color: var(--color-green);
    box-shadow: 0 0 15px rgba(0, 255, 115, 0.2);
}

/* Iconos en los inputs */
.input-group i {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-green);
    font-size: 20px;
    pointer-events: none;
}

/* Botón de registro */
.submit-btn {
    width: 100%;
    padding: 15px;
    background: var(--color-green);
    border: none;
    border-radius: 30px;
    color: var(--color-black);
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    background: var(--color-purple);
    color: var(--color-white);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

/* Links */
.links {
    text-align: center;
    margin-top: 20px;
}

.links a {
    color: var(--color-white);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.links a:hover {
    color: var(--color-white);
}

/* Responsive */
@media (max-width: 480px) {
    .register-container {
        padding: 30px;
        width: 90%;
    }

    .register-header h1 {
        font-size: 24px;
    }

    .input-group input {
        font-size: 14px;
        padding: 12px 20px 12px 40px;
    }

    .submit-btn {
        font-size: 16px;
        padding: 12px;
    }
}