/**
 * QS System - Main Styles
 * 
 * Global styles for frontend
 */

/* CSS Variables */
:root {
    --qs-primary: #D74F29;
    --qs-primary-hover: #c24524;
    --qs-secondary: #0E7696;
    --qs-text: #333333;
    --qs-text-light: #666666;
    --qs-background: #FFFFFF;
    --qs-background-alt: #F9F9F9;
    --qs-border: #E0E0E0;
    --qs-success: #28a745;
    --qs-error: #dc3545;
    --qs-warning: #ffc107;
    --qs-radius: 8px;
    --qs-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    --qs-font-heading: 'Plus Jakarta Sans', sans-serif;
    --qs-font-body: 'Open Sans', sans-serif;
}

/* Base */
.qs-wrapper {
    font-family: var(--qs-font-body);
    color: var(--qs-text);
    line-height: 1.6;
}

/* Buttons */
.qs-btn {
    display: inline-block;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 600;
    font-family: var(--qs-font-body);
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: var(--qs-radius);
    cursor: pointer;
    transition: all 0.3s ease;
}

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

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

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

.qs-btn-outline {
    background-color: transparent;
    border: 2px solid var(--qs-primary);
    color: var(--qs-primary);
}

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

.qs-btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

.qs-btn-lg {
    padding: 16px 32px;
    font-size: 16px;
}

/* Cards */
.qs-card {
    background: var(--qs-background);
    border-radius: var(--qs-radius);
    box-shadow: var(--qs-shadow);
    padding: 24px;
    margin-bottom: 20px;
}

.qs-card-title {
    font-family: var(--qs-font-heading);
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--qs-text);
}

/* Messages */
.qs-alert {
    padding: 14px 18px;
    border-radius: var(--qs-radius);
    margin-bottom: 20px;
    font-size: 14px;
}

.qs-alert-success {
    background-color: #d4edda;
    border: 1px solid #c3e6cb;
    color: #155724;
}

.qs-alert-error {
    background-color: #f8d7da;
    border: 1px solid #f5c6cb;
    color: #721c24;
}

.qs-alert-warning {
    background-color: #fff3cd;
    border: 1px solid #ffeeba;
    color: #856404;
}

.qs-alert-info {
    background-color: #d1ecf1;
    border: 1px solid #bee5eb;
    color: #0c5460;
}

/* Loading */
.qs-loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.qs-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--qs-border);
    border-top: 3px solid var(--qs-primary);
    border-radius: 50%;
    animation: qs-spin 0.8s linear infinite;
}

@keyframes qs-spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* Tables */
.qs-table {
    width: 100%;
    border-collapse: collapse;
}

.qs-table th,
.qs-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--qs-border);
}

.qs-table th {
    background: var(--qs-background-alt);
    font-weight: 600;
    color: var(--qs-text);
}

.qs-table tr:hover {
    background: var(--qs-background-alt);
}

/* Status badges */
.qs-badge {
    display: inline-block;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 20px;
    text-transform: uppercase;
}

.qs-badge-success {
    background: #d4edda;
    color: #155724;
}

.qs-badge-pending {
    background: #fff3cd;
    color: #856404;
}

.qs-badge-error {
    background: #f8d7da;
    color: #721c24;
}

.qs-badge-info {
    background: #d1ecf1;
    color: #0c5460;
}

/* Responsive */
@media (max-width: 768px) {
    .qs-card {
        padding: 16px;
    }

    .qs-table {
        font-size: 14px;
    }

    .qs-table th,
    .qs-table td {
        padding: 8px 10px;
    }
}