:root {
    /* Macaron Color Palette */
    --bg-color: #FDFCF0; /* Creamy background */
    --card-bg: #FFFFFF;
    --text-color: #555555;
    --btn-1-color: #FFB7B2; /* Pastel Red/Pink */
    --btn-1-hover: #ff9e99;
    --btn-2-color: #A0E7E5; /* Pastel Cyan */
    --btn-2-hover: #7ce0de;
    --btn-3-color: #B4F8C8; /* Pastel Green */
    --btn-3-hover: #90f5af;
    --btn-4-color: #FBE7C6; /* Pastel Yellow/Orange */
    --btn-4-hover: #fad6a5;
    --shadow-color: rgba(0, 0, 0, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 480px; /* Mobile-first approach, but centered nicely on desktop */
}

.card {
    background-color: var(--card-bg);
    border-radius: 24px;
    padding: 40px 30px;
    box-shadow: 0 10px 25px var(--shadow-color);
    text-align: center;
    transition: transform 0.3s ease;
}

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

.header {
    margin-bottom: 40px;
}

.icon-placeholder {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, #FFB7B2, #A0E7E5);
    border-radius: 22px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 24px;
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
}

h1 {
    font-size: 28px;
    margin-bottom: 10px;
    color: #444;
}

p {
    color: #888;
    font-size: 16px;
}

.button-group {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.btn {
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    padding: 16px 20px;
    border-radius: 16px;
    font-weight: 600;
    font-size: 18px;
    color: #555;
    transition: all 0.2s ease;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.btn:active {
    transform: scale(0.98);
}

/* Specific Button Colors */
.btn-1 {
    background-color: var(--btn-1-color);
}
.btn-1:hover {
    background-color: var(--btn-1-hover);
}

.btn-2 {
    background-color: var(--btn-2-color);
}
.btn-2:hover {
    background-color: var(--btn-2-hover);
}

.btn-3 {
    background-color: var(--btn-3-color);
}
.btn-3:hover {
    background-color: var(--btn-3-hover);
}

.btn-4 {
    background-color: var(--btn-4-color);
}
.btn-4:hover {
    background-color: var(--btn-4-hover);
}

.footer {
    margin-top: 40px;
    font-size: 12px;
    color: #aaa;
}

/* Responsive Adjustments */
@media (min-width: 768px) {
    .container {
        max-width: 800px;
    }
    
    .button-group {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }
    
    .card {
        padding: 60px 50px;
    }
}