@import url('https://fonts.googleapis.com/css2?family=Roboto+Slab:wght@100..900&display=swap');

:root {
    --primary: #1E0D5D; /* Deep Blue */
    --primary-hover: #4840D3;
    --bg-light: #D1D7F1;
    --text-dark: #333;
    --text-light: #666;
    --white: #F4F4F6;
    --danger: #dc3545;
    --success: #28a745;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: "Roboto Slab", 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-optical-sizing: auto;
    font-weight: 500;
    font-style: normal;
}

body {
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
}

/* Custom Popup System */
#popup-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.popup {
    background: var(--white);
    padding: 15px 20px;
    border-left: 5px solid var(--primary);
    box-shadow: var(--shadow);
    border-radius: 4px;
    animation: slideIn 0.3s ease-out;
    min-width: 250px;
}

.popup.error { border-left-color: var(--danger); }
.popup.success { border-left-color: var(--success); }

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* Utility Classes */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    transition: background 0.3s;
}

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

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

.hidden {
    display: none !important;
}