@import url('https://fonts.googleapis.com/css2?family=Rubik:wght@400;500;700&display=swap');

:root {
    --primary-color: #2684FF; /* A vibrant blue consistent with 'Conta Azul' vibes */
    --background-color: #f6f9fc;
    --text-color: #344767;
    --card-bg: #ffffff;
    --font-family: 'Rubik', sans-serif;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-family);
    background-color: var(--background-color);
    color: var(--text-color);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.card {
    background-color: var(--card-bg);
    border-radius: 15px;
    padding: 40px 30px;
    box-shadow: 0 20px 27px 0 rgb(0 0 0 / 5%);
    text-align: center;
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

h1 {
    font-weight: 700;
    font-size: 28px;
    margin-bottom: 10px;
    color: #2b3648;
}

p.subtitle {
    font-size: 16px;
    color: #8392ab;
    margin-bottom: 30px;
}

.btn-primary {
    display: inline-block;
    background-color: var(--primary-color);
    color: #fff;
    text-decoration: none;
    padding: 12px 30px;
    border-radius: 8px;
    font-weight: 500;
    font-size: 16px;
    box-shadow: 0 4px 6px rgba(50, 50, 93, 0.11), 0 1px 3px rgba(0, 0, 0, 0.08);
    transition: all 0.2s ease;
}

.btn-primary:hover {
    background-color: #1a6fd3;
    box-shadow: 0 7px 14px rgba(50, 50, 93, 0.1), 0 3px 6px rgba(0, 0, 0, 0.08);
    transform: translateY(-1px);
}