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

body {
    font-family: 'Avenir Next', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        radial-gradient(ellipse at top left, #5a9cbf 0%, transparent 50%),
        radial-gradient(ellipse at bottom right, #5a9cbf 0%, transparent 50%),
        linear-gradient(135deg, #e8ebe4 0%, #f5f0e6 100%);
    padding: 20px;
}

.auth-container {
    width: 100%;
    max-width: 420px;
}

.auth-card {
    background: #F7F7F7;
    border-radius: 28px;
    box-shadow: 0px 4px 16px rgba(0, 0, 0, 0.25);
    overflow: hidden;
}

.card-content {
    padding: 40px 45px 28px;
}

.logo-container {
    text-align: center;
    margin-bottom: 6px;
}

.logo-container img {
    height: 48px;
    width: auto;
}

.subtitle {
    text-align: center;
    color: #949494;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
}

.title {
    text-align: center;
    color: #1f2937;
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 20px;
}

.divider-line {
    height: 1px;
    background: #e5e7eb;
    margin-bottom: 20px;
}

.message {
    text-align: center;
    color: #6b7280;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 24px;
}

.sso-button {
    width: 85%;
    margin-left: auto;
    margin-right: auto;
    padding: 12px 24px;
    background: #0E3D55;
    color: #FFFFFF;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s ease;
    text-decoration: none;
    display: block;
    text-align: center;
    margin-bottom: 18px;
}

.sso-button:hover {
    background: #0a2d40;
}

.divider {
    display: flex;
    align-items: center;
    margin-bottom: 18px;
    color: rgba(0, 0, 0, 0.98);
    font-size: 16px;
    font-style: italic;
    font-weight: 500;
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: #BBD5EE;
}

.divider span {
    padding: 0 16px;
}

.form-group {
    margin-bottom: 12px;
}

.form-input {
    width: 85%;
    display: block;
    margin-left: auto;
    margin-right: auto;
    padding: 12px 16px;
    background: #E8EBED;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-family: inherit;
    transition: box-shadow 0.2s ease;
}

.form-input::placeholder {
    color: rgba(0, 0, 0, 0.5);
}

.form-input:focus {
    outline: none;
    box-shadow: 0 0 0 2px #0E3D55;
}

.submit-button {
    width: 85%;
    display: block;
    margin-left: auto;
    margin-right: auto;
    padding: 12px 24px;
    background: #BBD5EE;
    color: rgba(0, 0, 0, 0.98);
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s ease;
    margin-top: 6px;
}

.submit-button:hover {
    background: #a8c8e0;
}

.signin-button {
    width: 100%;
    padding: 12px 24px;
    background: #0E3D55;
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.signin-button:hover {
    background: #0a2d40;
}

.footer-text {
    text-align: center;
    margin-top: 20px;
    color: #949494;
    font-size: 14px;
    font-style: italic;
    font-weight: 400;
    line-height: 1.4;
}

.error-message {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #dc2626;
    padding: 10px 14px;
    border-radius: 10px;
    font-size: 13px;
    margin-top: 12px;
    text-align: center;
}

.warning-box {
    background: #fef3cd;
    border: 1px solid #ffc107;
    border-radius: 10px;
    padding: 12px 16px;
    color: #856404;
    font-size: 14px;
    margin-bottom: 20px;
    text-align: center;
    line-height: 1.5;
}

.reason-text {
    color: #6b7280;
    font-size: 13px;
    margin-bottom: 20px;
    line-height: 1.5;
    text-align: center;
}

.info-section {
    background: #FFFFFF;
    padding: 20px 30px;
    border-top: 1px solid #E6E6E6;
}

.info-section p {
    color: rgba(84, 84, 84, 0.98);
    font-size: 13px;
    line-height: 1.6;
}

.info-section strong {
    font-weight: 600;
}