/* Global Styles */
:root {
    --primary-color: #4a6fa5;
    --secondary-color: #166088;
    --accent-color: #4cb5f5;
    --background-color: #f5f7fa;
    --card-background: #ffffff;
    --text-color: #333333;
    --border-color: #e1e4e8;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #17a2b8;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
    padding: 20px;
}

.container {
    max-width: 800px;
    margin: 0 auto;
}

/* Typography */
h1, h2, h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

h1 {
    font-size: 2.5rem;
    text-align: center;
}

h2 {
    font-size: 1.8rem;
}

p {
    margin-bottom: 1rem;
}

.tagline {
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: var(--secondary-color);
}

/* Cards */
.card {
    background-color: var(--card-background);
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    padding: 2rem;
    margin-bottom: 2rem;
}

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

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

textarea, input[type="text"], select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    font-family: inherit;
}

textarea:focus, input[type="text"]:focus, select:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(76, 181, 245, 0.25);
}

.copy-field {
    display: flex;
}

.copy-field input {
    flex: 1;
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.copy-field button {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s;
}

.btn:hover {
    background-color: var(--secondary-color);
}

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

.btn.primary {
    background-color: var(--primary-color);
    width: 100%;
}

.btn.secondary {
    background-color: var(--secondary-color);
}

.btn i {
    margin-right: 0.5rem;
}

/* Info and Warning Messages */
.info, .warning {
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 1.5rem;
}

.info {
    background-color: rgba(23, 162, 184, 0.1);
    border-left: 4px solid var(--info-color);
}

.warning {
    background-color: rgba(255, 193, 7, 0.1);
    border-left: 4px solid var(--warning-color);
}

/* Utility Classes */
.hidden {
    display: none;
}

/* Footer */
footer {
    text-align: center;
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    color: #666;
    font-size: 0.9rem;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    body {
        padding: 10px;
    }
    
    .card {
        padding: 1.5rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
}