:root {
    --primary: #673ab7;
    --background: #f3f4f6;
    --surface: #ffffff;
    --text: #1f2937;
    --text-light: #6b7280;
    --success: #10b981;
}

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

body {
    background-color: var(--background);
    background-image: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
    color: var(--text);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.container {
    padding: 20px;
    width: 100%;
    max-width: 500px;
}

.card {
    background-color: var(--surface);
    border-radius: 16px;
    padding: 40px 30px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: transform 0.3s ease;
}

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

.logo {
    font-size: 4rem;
    margin-bottom: 20px;
    display: inline-block;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

h1 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--primary);
}

p {
    color: var(--text-light);
    margin-bottom: 30px;
    font-size: 0.95rem;
    line-height: 1.5;
}

.status-box {
    margin-top: 20px;
}

button {
    background-color: var(--primary);
    color: white;
    border: none;
    border-radius: 8px;
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s;
    width: 100%;
}

button:hover {
    background-color: #5e35b1;
}

button:active {
    transform: scale(0.98);
}

#apiResult {
    margin-top: 20px;
    padding: 15px;
    border-radius: 8px;
    background-color: #ecfdf5;
    color: var(--success);
    font-size: 0.9rem;
    border: 1px solid #d1fae5;
    word-break: break-all;
}

.hidden {
    display: none;
}