:root {
    --primary-color: #0066ff;
    --primary-hover: #0052cc;
    --text-color: #333;
    --bg-color: #f5f7fa;
    --card-bg: rgba(255, 255, 255, 0.9);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

body {
    background: linear-gradient(135deg, #e0eafc 0%, #cfdef3 100%);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--text-color);
}

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

.login-card {
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    padding: 40px 30px;
    text-align: center;
    backdrop-filter: blur(10px);
}

.logo-section {
    margin-bottom: 30px;
}

.cloud-icon {
    color: var(--primary-color);
    margin-bottom: 10px;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-5px); }
    100% { transform: translateY(0px); }
}

h1 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 5px;
    color: #1a202c;
}

.logo-section p {
    color: #718096;
    font-size: 14px;
}

.input-group {
    margin-bottom: 20px;
    text-align: left;
}

.input-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 13px;
    color: #4a5568;
    font-weight: 500;
}

.input-group input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    font-size: 15px;
    transition: all 0.3s ease;
    background-color: #f7fafc;
}

.input-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
    background-color: white;
}

.options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    font-size: 13px;
}

.checkbox-container {
    display: flex;
    align-items: center;
    cursor: pointer;
    color: #718096;
}

.checkbox-container input {
    margin-right: 8px;
    cursor: pointer;
}

.forgot-password {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.forgot-password:hover {
    text-decoration: underline;
}

.login-btn {
    width: 100%;
    padding: 12px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s;
    box-shadow: 0 4px 6px rgba(0, 102, 255, 0.2);
}

.login-btn:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
}

.login-btn:active {
    transform: translateY(1px);
}

.footer {
    margin-top: 30px;
    border-top: 1px solid #edf2f7;
    padding-top: 20px;
    font-size: 12px;
    color: #a0aec0;
}

.server-status {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 5px;
}

.status-dot {
    width: 8px;
    height: 8px;
    background-color: #48bb78;
    border-radius: 50%;
    margin-right: 6px;
    box-shadow: 0 0 0 2px rgba(72, 187, 120, 0.2);
}