:root {
    --primary-color: #1E40AF;
    --secondary-color: #60A5FA;
    --accent-color: #F97316;
    --background-color: #FFFFFF;
    --text-color: #1F2937;
    --error-color: #DC2626;
    --success-color: #059669;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: #F3F4F6;
    color: var(--text-color);
}

.container {
    max-width: 600px;
    margin: 2rem auto;
    padding: 2rem;
    background-color: var(--background-color);
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

h1 {
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

h2 {
    color: var(--text-color);
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

input {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #E5E7EB;
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.2s;
}

input:focus {
    outline: none;
    border-color: var(--secondary-color);
}

button {
    background-color: var(--primary-color);
    color: white;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
    width: 100%;
    transition: background-color 0.2s;
}

button:hover {
    background-color: #1E3A8A;
}

.hidden {
    display: none !important;
}

.error {
    color: var(--error-color);
    margin-top: 0.5rem;
    font-size: 0.875rem;
}

.success {
    color: var(--success-color);
    margin-top: 0.5rem;
    font-size: 0.875rem;
}

.view-toggle {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid #E5E7EB;
}

.view-toggle button {
    flex: 1;
    background-color: #E5E7EB;
    color: var(--text-color);
}

.view-toggle button.active {
    background-color: var(--primary-color);
    color: white;
}

#notification-permission {
    margin-top: 1.5rem;
    padding: 1rem;
    background-color: #FEF3C7;
    border-radius: 6px;
    text-align: center;
}

#notification-permission p {
    margin-bottom: 1rem;
    color: #92400E;
}

#notification-permission button {
    background-color: var(--accent-color);
}

#notification-permission button:hover {
    background-color: #EA580C;
}