<style>
body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #f5f6f8;
    color: #222;
}

.page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.hidden {
    display: none;
}

#splash-screen {
    position: fixed;
    inset: 0;
    background: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.splash-logo,
.logo {
    max-width: 180px;
    height: auto;
}

.auth-card {
    width: 100%;
    max-width: 420px;
    margin: 60px auto;
    background: #fff;
    padding: 24px;
    border-radius: 16px;
    box-sizing: border-box;
}

.logo-area {
    text-align: center;
    margin-bottom: 20px;
}

.auth-card h1 {
    text-align: center;
    margin-bottom: 10px;
}

.auth-card p {
    text-align: center;
}

.auth-card form {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 20px;
}

.auth-card input {
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 10px;
}

.auth-card button,
.dashboard-button {
    padding: 12px;
    border: none;
    border-radius: 10px;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    background: #222;
    color: #fff;
}

.password-field {
    display: flex;
    gap: 8px;
}

.password-field input {
    flex: 1;
}

.toggle-password {
    width: 52px;
}

.dashboard-header {
    background: #e9eef5;
    padding: 16px;
    text-align: center;
}

.dashboard {
    max-width: 420px;
    margin: 30px auto;
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 0 16px;
}

.footer {
    text-align: center;
    padding: 20px;
    color: #666;
}

.error {
    color: #b00020;
}

.success {
    color: #0a7a2f;
}
</style>