/* Custom CSS for Exercise Control System */

/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #374151;
    background-color: #f9fafb;
}

/* Utility classes similar to Tailwind */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-2 { gap: 0.5rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }

.grid { display: grid; }
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

/* Spacing */
.p-4 { padding: 1rem; }
.p-6 { padding: 1.5rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.py-6 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.m-4 { margin: 1rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }

/* Colors */
.bg-white { background-color: #ffffff; }
.bg-gray-50 { background-color: #f9fafb; }
.bg-gray-100 { background-color: #f3f4f6; }
.bg-red-50 { background-color: #fef2f2; }
.bg-blue-50 { background-color: #eff6ff; }
.bg-green-50 { background-color: #f0fdf4; }

.text-gray-900 { color: #111827; }
.text-gray-700 { color: #374151; }
.text-gray-600 { color: #4b5563; }
.text-gray-500 { color: #6b7280; }
.text-red-600 { color: #dc2626; }
.text-blue-600 { color: #2563eb; }
.text-green-600 { color: #16a34a; }

.border { border: 1px solid #e5e7eb; }
.border-gray-200 { border-color: #e5e7eb; }
.border-red-200 { border-color: #fecaca; }
.border-blue-200 { border-color: #bfdbfe; }
.rounded { border-radius: 0.25rem; }
.rounded-lg { border-radius: 0.5rem; }
.rounded-md { border-radius: 0.375rem; }

/* Typography */
.text-sm { font-size: 0.875rem; }
.text-base { font-size: 1rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-2xl { font-size: 1.5rem; }
.text-3xl { font-size: 1.875rem; }

.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 0.375rem;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.btn-primary {
    background-color: #2563eb;
    color: white;
    border-color: #2563eb;
}

.btn-primary:hover {
    background-color: #1d4ed8;
    border-color: #1d4ed8;
}

.btn-secondary {
    background-color: #6b7280;
    color: white;
    border-color: #6b7280;
}

.btn-secondary:hover {
    background-color: #4b5563;
    border-color: #4b5563;
}

.btn-danger {
    background-color: #dc2626;
    color: white;
    border-color: #dc2626;
}

.btn-danger:hover {
    background-color: #b91c1c;
    border-color: #b91c1c;
}

.btn-success {
    background-color: #16a34a;
    color: white;
    border-color: #16a34a;
}

.btn-success:hover {
    background-color: #15803d;
    border-color: #15803d;
}

.btn-outline {
    background-color: transparent;
    color: #374151;
    border-color: #d1d5db;
}

.btn-outline:hover {
    background-color: #f9fafb;
}

/* Cards */
.card {
    background-color: white;
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    border: 1px solid #e5e7eb;
}

.card-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid #e5e7eb;
    background-color: #f9fafb;
}

.card-body {
    padding: 1.5rem;
}

/* Forms */
.form-group {
    margin-bottom: 1rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: #374151;
    margin-bottom: 0.5rem;
}

.form-input {
    width: 100%;
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    border: 1px solid #d1d5db;
    border-radius: 0.375rem;
    background-color: white;
    transition: border-color 0.2s;
}

.form-input:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-textarea {
    min-height: 100px;
    resize: vertical;
}

.form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.5rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: 2.5rem;
}

/* Navigation */
.navbar {
    background-color: white;
    border-bottom: 1px solid #e5e7eb;
    padding: 1rem 0;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: #111827;
    text-decoration: none;
}

.navbar-nav {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-item {
    margin-left: 2rem;
}

.nav-link {
    color: #6b7280;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-link:hover {
    color: #374151;
}

.nav-link.active {
    color: #2563eb;
}

/* Timeline */
.timeline {
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0.75rem;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: #e5e7eb;
}

.timeline-item {
    position: relative;
    margin-bottom: 2rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -1.25rem;
    top: 0.5rem;
    width: 0.75rem;
    height: 0.75rem;
    border-radius: 50%;
    background-color: #6b7280;
}

.timeline-item.red-team::before {
    background-color: #dc2626;
}

.timeline-item.blue-team::before {
    background-color: #2563eb;
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 0.375rem;
    margin-bottom: 1rem;
}

.alert-success {
    background-color: #f0fdf4;
    border: 1px solid #bbf7d0;
    color: #166534;
}

.alert-danger {
    background-color: #fef2f2;
    border: 1px solid #fecaca;
    color: #991b1b;
}

.alert-warning {
    background-color: #fffbeb;
    border: 1px solid #fed7aa;
    color: #92400e;
}

.alert-info {
    background-color: #eff6ff;
    border: 1px solid #bfdbfe;
    color: #1e40af;
}

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

.table th,
.table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid #e5e7eb;
}

.table th {
    background-color: #f9fafb;
    font-weight: 600;
    color: #374151;
}

.table tbody tr:hover {
    background-color: #f9fafb;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 0.5rem;
    }
    
    .grid-cols-2,
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: repeat(1, minmax(0, 1fr));
    }
    
    .navbar-nav {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-item {
        margin-left: 0;
    }
}

/* Custom styles for exercise control system */
.team-red {
    border-left: 4px solid #dc2626;
    background-color: #fef2f2;
}

.team-blue {
    border-left: 4px solid #2563eb;
    background-color: #eff6ff;
}

.status-badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 0.25rem;
    text-transform: uppercase;
}

.status-pending {
    background-color: #fef3c7;
    color: #92400e;
}

.status-active {
    background-color: #d1fae5;
    color: #065f46;
}

.status-inactive {
    background-color: #fee2e2;
    color: #991b1b;
}

.status-draft {
    background-color: #f3f4f6;
    color: #374151;
}

.status-published {
    background-color: #d1fae5;
    color: #065f46;
}

/* Observation badges (case observation field) */
.observation-badge.observation-blocked {
    background-color: #fee2e2;
    color: #991b1b;
}

.observation-badge.observation-alerted {
    background-color: #fed7aa;
    color: #9a3412;
}

.observation-badge.observation-visible {
    background-color: #d1fae5;
    color: #065f46;
}

.observation-badge.observation-none {
    background-color: #f3f4f6;
    color: #374151;
}

.observation-badge.observation-pending {
    background-color: #fef3c7;
    color: #92400e;
}

/* Rich text editor styles */
.rich-editor {
    border: 1px solid #d1d5db;
    border-radius: 0.375rem;
    overflow: hidden;
}

.rich-editor-toolbar {
    background-color: #f9fafb;
    border-bottom: 1px solid #d1d5db;
    padding: 0.5rem;
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.rich-editor-toolbar button {
    padding: 0.25rem 0.5rem;
    background: none;
    border: 1px solid transparent;
    border-radius: 0.25rem;
    cursor: pointer;
    font-size: 0.875rem;
}

.rich-editor-toolbar button:hover {
    background-color: #e5e7eb;
}

.rich-editor-toolbar button.active {
    background-color: #2563eb;
    color: white;
    border-color: #2563eb;
}

.rich-editor-content {
    min-height: 200px;
    padding: 1rem;
    outline: none;
}

.rich-editor-content:focus {
    outline: none;
}

/* File upload styles */
.file-upload {
    border: 2px dashed #d1d5db;
    border-radius: 0.375rem;
    padding: 2rem;
    text-align: center;
    background-color: #f9fafb;
    transition: border-color 0.2s;
}

.file-upload:hover {
    border-color: #2563eb;
}

.file-upload.dragover {
    border-color: #2563eb;
    background-color: #eff6ff;
}

/* Modal styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: white;
    border-radius: 0.5rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid #e5e7eb;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid #e5e7eb;
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
}

/* Loading spinner */
.spinner {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    border: 2px solid #e5e7eb;
    border-top: 2px solid #2563eb;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}