/* Base */
:root {
    /* Colors */
    --primary: #2196F3;
    --primary-dark: #1976D2;
    --primary-light: #BBDEFB;
    --secondary: #FF9800;
    --secondary-dark: #F57C00;
    --secondary-light: #FFE0B2;
    --success: #4CAF50;
    --danger: #F44336;
    --warning: #FFC107;
    --info: #00BCD4;
    --light: #F5F5F5;
    --dark: #212121;
    --gray: #757575;
    --gray-light: #BDBDBD;
    --white: #FFFFFF;
    --black: #000000;

    /* Typography */
    --font-primary: 'Montserrat', sans-serif;
    --font-secondary: 'Roboto', sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.5;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;

    /* Border */
    --border-radius: 4px;
    --border-width: 1px;
    --border-color: var(--gray-light);

    /* Shadow */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);

    /* Transitions */
    --transition-fast: 0.2s;
    --transition-normal: 0.3s;
    --transition-slow: 0.5s;
}

/* Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-secondary);
    line-height: var(--line-height-base);
    color: var(--dark);
    background-color: var(--light);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p { margin-bottom: var(--spacing-md); }

a {
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-dark);
}

/* Layout */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Grid */
.grid {
    display: grid;
    gap: var(--spacing-md);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: var(--border-radius);
    font-family: var(--font-primary);
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

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

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

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

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

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

.btn-danger:hover {
    background-color: darkred;
}

/* Forms */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.5rem;
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--border-radius);
    font-family: var(--font-secondary);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary);
}

/* Navigation */
.navbar {
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo {
    height: 40px;
    width: auto;
}

.brand-name {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.nav-menu {
    display: flex;
    gap: var(--spacing-md);
}

.nav-link {
    color: var(--dark);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
    background-color: var(--primary-light);
}

/* Search Section */
.search-section {
    padding: var(--spacing-xl) 0;
}

.search-box {
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-lg);
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
}

.search-input-group {
    display: flex;
    gap: var(--spacing-md);
}

.search-input {
    flex: 1;
    padding: 0.75rem;
    font-size: 1.1rem;
}

/* Filters */
.filters {
    margin: var(--spacing-xl) 0;
}

.filter-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.filter-group {
    margin-bottom: var(--spacing-md);
}

.filter-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.filter-select {
    width: 100%;
    padding: 0.5rem;
}

/* Results */
.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.results-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.view-toggles {
    display: flex;
    gap: var(--spacing-xs);
}

.view-toggle {
    padding: 0.5rem;
    border: none;
    background: none;
    cursor: pointer;
    color: var(--gray);
    transition: color var(--transition-fast);
}

.view-toggle:hover,
.view-toggle.active {
    color: var(--primary);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.results-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.result-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.card-image {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
}

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

.urgent-badge,
.found-badge {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    font-weight: 500;
}

.urgent-badge {
    background-color: var(--danger);
    color: var(--white);
}

.found-badge {
    background-color: var(--success);
    color: var(--white);
}

.card-content {
    padding: var(--spacing-md);
}

.card-content h3 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
}

.card-content p {
    margin-bottom: var(--spacing-xs);
    font-size: 0.875rem;
}

.card-content i {
    margin-right: var(--spacing-xs);
    color: var(--gray);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xl);
}

.pagination-btn,
.pagination-number {
    padding: 0.5rem 0.75rem;
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--border-radius);
    background-color: var(--white);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-number.active {
    background-color: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.pagination-dots {
    color: var(--gray);
}

/* No Results */
.no-results {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--gray);
}

.no-results i {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

/* Footer */
.footer {
    background-color: var(--dark);
    color: var(--white);
    padding: var(--spacing-xl) 0;
    margin-top: var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.footer-section h3 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.footer-section a {
    display: block;
    color: var(--gray-light);
    margin-bottom: var(--spacing-xs);
}

.footer-section a:hover {
    color: var(--white);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    color: var(--white);
    font-size: 1.5rem;
}

.footer-bottom {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-md);
    border-top: var(--border-width) solid rgba(255,255,255,0.1);
    text-align: center;
    color: var(--gray-light);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .nav-toggle {
        display: block;
    }

    .search-input-group {
        flex-direction: column;
    }

    .results-header {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .results-controls {
        width: 100%;
        justify-content: space-between;
    }
}

@media (min-width: 769px) {
    .nav-toggle {
        display: none;
    }
}

/* Breadcrumbs */
.breadcrumbs {
    background-color: var(--white);
    border-bottom: var(--border-width) solid var(--border-color);
    padding: var(--spacing-sm) 0;
}

.breadcrumbs-list {
    list-style: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.breadcrumbs-item {
    display: flex;
    align-items: center;
    color: var(--gray);
    font-size: 0.875rem;
}

.breadcrumbs-item:not(:last-child)::after {
    content: '/';
    margin-left: var(--spacing-sm);
    color: var(--gray-light);
}

.breadcrumbs-link {
    color: var(--gray);
}

.breadcrumbs-link:hover {
    color: var(--primary);
}