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

body {
    font-family: Arial, sans-serif;
    background-color: #f5f5f5;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

header {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#email-controls {
    margin-bottom: 20px;
    display: flex;
    gap: 10px;
}

input[type="email"] {
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    flex-grow: 1;
}

button {
    padding: 10px 20px;
    background-color: #4285f4;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #3367d6;
}

.email-item {
    background-color: #fff;
    padding: 15px;
    margin-bottom: 10px;
    border-radius: 4px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.email-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
}

.email-subject {
    font-weight: bold;
}

.email-date {
    color: #666;
}

.hidden {
    display: none;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', Arial, sans-serif;
    background: linear-gradient(135deg, #4285f4, #34a853);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.login-card {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.logo img {
    width: 120px;
    margin-bottom: 20px;
}

h1 {
    color: #202124;
    font-size: 24px;
    margin-bottom: 8px;
}

.subtitle {
    color: #5f6368;
    margin-bottom: 30px;
}

.login-button {
    width: 100%;
    padding: 12px 24px;
    background: white;
    border: 1px solid #dadce0;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    cursor: pointer;
    transition: background-color 0.3s, box-shadow 0.3s;
    font-size: 16px;
    color: #3c4043;
}

.login-button:hover {
    background-color: #f8f9fa;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.login-button img {
    width: 18px;
    height: 18px;
}

.status {
    margin-top: 20px;
    padding: 10px;
    border-radius: 4px;
    font-size: 14px;
}

.status.error {
    background-color: #fce8e6;
    color: #d93025;
}

.status.success {
    background-color: #e6f4ea;
    color: #137333;
}

.loading {
    margin-top: 20px;
}

.spinner {
    width: 30px;
    height: 30px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #4285f4;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

.hidden {
    display: none;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}