/**
 * Military Directory - Frontend Styles
 * Utility-first CSS with md- prefix
 */

/* ===== CSS Variables ===== */
:root {
    --md-primary: #2563eb;
    --md-primary-dark: #1d4ed8;
    --md-secondary: #64748b;
    --md-success: #10b981;
    --md-warning: #f59e0b;
    --md-danger: #ef4444;
    --md-slate-50: #f8fafc;
    --md-slate-100: #f1f5f9;
    --md-slate-200: #e2e8f0;
    --md-slate-300: #cbd5e1;
    --md-slate-400: #94a3b8;
    --md-slate-500: #64748b;
    --md-slate-600: #475569;
    --md-slate-700: #334155;
    --md-slate-800: #1e293b;
    --md-white: #ffffff;
    --md-radius: 8px;
    --md-radius-lg: 12px;
    --md-radius-xl: 16px;
    --md-shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --md-shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --md-shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
}

/* ===== Layout Utilities ===== */
.md-max-w-4xl { max-width: 56rem; }
.md-max-w-5xl { max-width: 64rem; }
.md-max-w-6xl { max-width: 72rem; }
.md-mx-auto { margin-left: auto; margin-right: auto; }
.md-my-4 { margin-top: 1rem; margin-bottom: 1rem; }
.md-my-6 { margin-top: 1.5rem; margin-bottom: 1.5rem; }
.md-my-8 { margin-top: 2rem; margin-bottom: 2rem; }
.md-mt-2 { margin-top: 0.5rem; }
.md-mt-3 { margin-top: 0.75rem; }
.md-mt-4 { margin-top: 1rem; }
.md-mt-6 { margin-top: 1.5rem; }
.md-mt-8 { margin-top: 2rem; }
.md-mb-1 { margin-bottom: 0.25rem; }
.md-mb-2 { margin-bottom: 0.5rem; }
.md-mb-3 { margin-bottom: 0.75rem; }
.md-mb-4 { margin-bottom: 1rem; }
.md-mb-6 { margin-bottom: 1.5rem; }
.md-mb-8 { margin-bottom: 2rem; }
.md-p-2 { padding: 0.5rem; }
.md-p-3 { padding: 0.75rem; }
.md-p-4 { padding: 1rem; }
.md-p-6 { padding: 1.5rem; }
.md-p-8 { padding: 2rem; }
.md-px-4 { padding-left: 1rem; padding-right: 1rem; }
.md-py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.md-py-8 { padding-top: 2rem; padding-bottom: 2rem; }

/* ===== Flexbox & Grid ===== */
.md-flex { display: flex; }
.md-flex-1 { flex: 1; }
.md-flex-wrap { flex-wrap: wrap; }
.md-items-center { align-items: center; }
.md-justify-between { justify-content: space-between; }
.md-justify-center { justify-content: center; }
.md-gap-2 { gap: 0.5rem; }
.md-gap-4 { gap: 1rem; }
.md-gap-6 { gap: 1.5rem; }

.md-grid { display: grid; }
@media (min-width: 640px) {
    .md-sm-grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 768px) {
    .md-md-grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
    .md-md-grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
}
@media (min-width: 1024px) {
    .md-lg-grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
    .md-lg-grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
}

/* ===== Colors ===== */
.md-bg-white { background-color: var(--md-white); }
.md-bg-slate-50 { background-color: var(--md-slate-50); }
.md-bg-slate-100 { background-color: var(--md-slate-100); }
.md-bg-blue-50 { background-color: #eff6ff; }
.md-bg-blue-600 { background-color: var(--md-primary); }
.md-bg-green-100 { background-color: #dcfce7; }
.md-bg-yellow-100 { background-color: #fef9c3; }
.md-bg-red-100 { background-color: #fee2e2; }

.md-text-white { color: var(--md-white); }
.md-text-slate-500 { color: var(--md-slate-500); }
.md-text-slate-600 { color: var(--md-slate-600); }
.md-text-slate-700 { color: var(--md-slate-700); }
.md-text-slate-800 { color: var(--md-slate-800); }
.md-text-blue-600 { color: var(--md-primary); }
.md-text-blue-800 { color: #1e40af; }
.md-text-green-800 { color: #166534; }
.md-text-yellow-800 { color: #854d0e; }
.md-text-red-800 { color: #991b1b; }

/* ===== Typography ===== */
.md-text-xs { font-size: 0.75rem; line-height: 1rem; }
.md-text-sm { font-size: 0.875rem; line-height: 1.25rem; }
.md-text-base { font-size: 1rem; line-height: 1.5rem; }
.md-text-lg { font-size: 1.125rem; line-height: 1.75rem; }
.md-text-xl { font-size: 1.25rem; line-height: 1.75rem; }
.md-text-2xl { font-size: 1.5rem; line-height: 2rem; }
.md-text-3xl { font-size: 1.875rem; line-height: 2.25rem; }
.md-font-semibold { font-weight: 600; }
.md-font-bold { font-weight: 700; }
.md-text-center { text-align: center; }
.md-block { display: block; }
.md-w-full { width: 100%; }

/* ===== Border & Shadow ===== */
.md-rounded-lg { border-radius: var(--md-radius); }
.md-rounded-xl { border-radius: var(--md-radius-lg); }
.md-rounded-full { border-radius: 9999px; }
.md-shadow-sm { box-shadow: var(--md-shadow-sm); }
.md-shadow-md { box-shadow: var(--md-shadow-md); }
.md-shadow-lg { box-shadow: var(--md-shadow-lg); }
.md-border-2 { border-width: 2px; border-style: solid; }
.md-border-blue-500 { border-color: var(--md-primary); }

/* ===== Buttons ===== */
.md-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    border-radius: var(--md-radius);
    font-weight: 500;
    font-size: 0.875rem;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: all 0.2s ease;
    line-height: 1.5;
}

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

.md-btn-secondary {
    background-color: var(--md-slate-600);
    color: var(--md-white);
}
.md-btn-secondary:hover {
    background-color: var(--md-slate-700);
    color: var(--md-white);
}

.md-btn-outline {
    background-color: var(--md-white);
    border: 1px solid var(--md-slate-300);
    color: var(--md-slate-700);
}
.md-btn-outline:hover {
    border-color: var(--md-primary);
    color: var(--md-primary);
}

.md-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ===== Form Inputs ===== */
.md-input,
.md-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--md-slate-300);
    border-radius: var(--md-radius);
    font-size: 0.9375rem;
    line-height: 1.5;
    background-color: var(--md-white);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.md-input:focus,
.md-textarea:focus {
    outline: none;
    border-color: var(--md-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.md-label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.375rem;
    color: var(--md-slate-700);
    font-size: 0.875rem;
}

.md-required {
    color: var(--md-danger);
}

.md-checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--md-slate-700);
}

.md-checkbox-label input[type="checkbox"] {
    width: 1rem;
    height: 1rem;
}

/* ===== Cards ===== */
.md-card {
    background-color: var(--md-white);
    border-radius: var(--md-radius-lg);
    box-shadow: var(--md-shadow-md);
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
}

.md-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--md-shadow-lg);
}

.md-card-featured {
    border: 2px solid var(--md-warning);
}

.md-card-media {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
    background-color: var(--md-slate-100);
}

.md-card-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.md-card-body {
    padding: 1rem;
}

.md-card-title {
    margin: 0 0 0.5rem;
    font-size: 1.125rem;
    font-weight: 600;
}

.md-card-title a {
    color: inherit;
    text-decoration: none;
}
.md-card-title a:hover {
    color: var(--md-primary);
}

.md-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    font-size: 0.8125rem;
    color: var(--md-slate-500);
}

.md-card-footer {
    padding: 0.75rem 1rem;
    border-top: 1px solid var(--md-slate-100);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
}

.md-card-link {
    text-decoration: none;
    font-weight: 500;
}

/* Dashboard card links */
.md-card-link {
    display: block;
    text-decoration: none;
    color: inherit;
    transition: transform 0.15s;
}

a.md-card-link:hover {
    transform: translateY(-2px);
}

/* ===== Badges ===== */
.md-badge {
    display: inline-block;
    padding: 0.25rem 0.625rem;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: 9999px;
}

.md-badge-publish,
.md-badge-published {
    background-color: #dcfce7;
    color: #166534;
}

.md-badge-pending {
    background-color: #fef9c3;
    color: #854d0e;
}

.md-badge-draft {
    background-color: var(--md-slate-100);
    color: var(--md-slate-600);
}

.md-badge-featured {
    position: absolute;
    top: 0.625rem;
    left: 0.625rem;
    background-color: var(--md-warning);
    color: var(--md-white);
    padding: 0.25rem 0.625rem;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: 9999px;
    z-index: 10;
}

.md-badge-featured-inline {
    display: inline-block;
    background-color: var(--md-primary);
    color: var(--md-white);
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 9999px;
}

/* ===== Tabs ===== */
.md-tab {
    display: inline-block;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--md-slate-600);
    background: transparent;
    border: none;
    border-radius: var(--md-radius);
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
}

.md-tab:hover {
    background-color: var(--md-slate-100);
    color: var(--md-slate-800);
}

.md-tab-active,
.md-tab.active {
    background-color: var(--md-primary);
    color: var(--md-white);
}

/* ===== Map ===== */
.md-map {
    height: 400px;
    border-radius: var(--md-radius-lg);
    z-index: 1;
    background-color: var(--md-slate-100);
}

/* Map markers */
.md-marker {
    background: var(--md-white);
    border-radius: 50%;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    border: 2px solid var(--md-primary);
}

.md-marker-inner {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
    color: var(--md-primary);
}

.md-marker-featured {
    border-color: var(--md-warning);
    background: #fef3c7;
}

.md-marker-featured .md-marker-inner {
    color: var(--md-warning);
}

/* Map popup */
.md-map-popup {
    min-width: 200px;
}

.md-map-popup img {
    width: 100%;
    height: 100px;
    object-fit: cover;
    border-radius: 4px;
    margin-bottom: 8px;
}

.md-map-popup strong {
    display: block;
    font-size: 14px;
    margin-bottom: 4px;
}

.md-map-popup .md-popup-meta {
    font-size: 12px;
    color: var(--md-slate-500);
    margin-bottom: 4px;
}

.md-map-popup .md-popup-price {
    font-size: 14px;
    font-weight: 600;
    color: var(--md-primary);
    margin-bottom: 8px;
}

.md-map-popup .md-popup-link {
    display: block;
    color: var(--md-primary);
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
}

/* ===== Modal ===== */
.md-modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s;
}

.md-modal.active {
    opacity: 1;
    visibility: visible;
}

.md-modal-backdrop {
    position: absolute;
    inset: 0;
}

.md-modal-panel {
    position: relative;
    background: var(--md-white);
    padding: 1.5rem;
    border-radius: var(--md-radius-lg);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--md-shadow-lg);
}

.md-modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--md-slate-400);
    line-height: 1;
}

/* ===== Search Panel ===== */
.md-search-panel {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.md-search-panel .md-input {
    background-color: var(--md-white);
}

/* ===== Tables ===== */
.md-table-container {
    overflow-x: auto;
}

.md-table {
    width: 100%;
    border-collapse: collapse;
}

.md-table th,
.md-table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--md-slate-200);
}

.md-table th {
    font-weight: 600;
    color: var(--md-slate-600);
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background-color: var(--md-slate-50);
}

.md-table tr:hover {
    background-color: var(--md-slate-50);
}

/* ===== Links ===== */
.md-link {
    color: var(--md-primary);
    text-decoration: none;
}

.md-link:hover {
    text-decoration: underline;
}

/* ===== Icons ===== */
.md-icon {
    width: 1.25rem;
    height: 1.25rem;
    vertical-align: middle;
}

/* ===== Avatar Placeholder ===== */
.md-avatar-placeholder {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--md-primary), var(--md-primary-dark));
    color: var(--md-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    font-weight: 700;
}

/* ===== Notices ===== */
.md-notice {
    padding: 1rem;
    border-radius: var(--md-radius);
    margin-bottom: 1rem;
}

.md-notice a {
    color: inherit;
    font-weight: 600;
}

/* ===== Pagination ===== */
.md-pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.md-pagination a,
.md-pagination span {
    padding: 0.5rem 0.875rem;
    border: 1px solid var(--md-slate-300);
    border-radius: var(--md-radius);
    text-decoration: none;
    color: var(--md-slate-700);
    font-size: 0.875rem;
}

.md-pagination a:hover {
    border-color: var(--md-primary);
    color: var(--md-primary);
}

.md-pagination .current {
    background-color: var(--md-primary);
    border-color: var(--md-primary);
    color: var(--md-white);
}

/* ===== State/Base Templates ===== */
.md-state-page,
.md-base-page,
.md-agent-page {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--md-slate-800);
    line-height: 1.6;
}

.md-page-header {
    background: linear-gradient(135deg, var(--md-slate-800), var(--md-slate-700));
    color: var(--md-white);
    padding: 3rem 1.5rem;
    text-align: center;
    margin-bottom: 2rem;
}

.md-page-header h1 {
    margin: 0 0 0.5rem;
    font-size: 2rem;
}

.md-page-header p {
    margin: 0;
    opacity: 0.9;
}

.md-base-card {
    display: flex;
    gap: 1rem;
    padding: 1.25rem;
    background: var(--md-white);
    border-radius: var(--md-radius-lg);
    box-shadow: var(--md-shadow-md);
    margin-bottom: 1rem;
    transition: transform 0.2s;
}

.md-base-card:hover {
    transform: translateY(-2px);
}

.md-branch-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    color: var(--md-white);
    flex-shrink: 0;
}

.md-base-info {
    flex: 1;
}

.md-base-info h3 {
    margin: 0 0 0.25rem;
    font-size: 1.125rem;
}

.md-base-info .md-city {
    font-size: 0.875rem;
    color: var(--md-slate-500);
    margin-bottom: 0.5rem;
}

.md-base-info .md-summary {
    font-size: 0.875rem;
    color: var(--md-slate-600);
    margin-bottom: 0.75rem;
}

/* ===== Property Card Grid Item ===== */
.md-property-card {
    background: var(--md-white);
    border-radius: var(--md-radius-lg);
    box-shadow: var(--md-shadow-md);
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
}

.md-property-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--md-shadow-lg);
}

.md-property-card .md-card-media {
    aspect-ratio: 16/10;
    background: var(--md-slate-100);
}

.md-property-card .md-price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--md-primary);
}

.md-property-card .md-specs {
    display: flex;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--md-slate-600);
    margin-top: 0.5rem;
}

/* ===== Agent Profile ===== */
.md-agent-header {
    display: flex;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--md-white);
    border-radius: var(--md-radius-lg);
    box-shadow: var(--md-shadow-md);
    margin-bottom: 2rem;
}

.md-agent-photo {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.md-agent-photo-placeholder {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--md-primary), var(--md-primary-dark));
    color: var(--md-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.md-agent-details h1 {
    margin: 0 0 0.5rem;
    font-size: 1.75rem;
}

.md-agent-contact {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1rem;
}

.md-agent-contact a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--md-slate-600);
    text-decoration: none;
    font-size: 0.9375rem;
}

.md-agent-contact a:hover {
    color: var(--md-primary);
}

/* ===== Listings Section ===== */
.md-listings-section {
    margin-bottom: 2rem;
}

.md-listings-section h2 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--md-slate-200);
}

/* ===== Contact Modal ===== */
#mdir-contact-modal .md-modal-panel {
    max-width: 450px;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .md-agent-header {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .md-agent-contact {
        justify-content: center;
    }
    
    .md-base-card {
        flex-direction: column;
        text-align: center;
    }
    
    .md-branch-icon {
        margin: 0 auto;
    }
}

@media (max-width: 640px) {
    .md-grid {
        grid-template-columns: 1fr !important;
    }
    
    .md-page-header {
        padding: 2rem 1rem;
    }
    
    .md-page-header h1 {
        font-size: 1.5rem;
    }
}

/* ===== Loading Spinner ===== */
.md-spinner {
    animation: md-spin 1s linear infinite;
}

@keyframes md-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}