/* ==========================================================================
   RFP Portal - rfp.waqab.fm
   Professional Civic Utility Design
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Variables & Design Tokens
   -------------------------------------------------------------------------- */
:root {
    /* Primary Colors */
    --color-primary: #0a4d5c;
    --color-primary-dark: #083a47;
    --color-primary-light: #0d6377;
    
    /* Accent Colors */
    --color-accent: #d4a439;
    --color-accent-dark: #b8912f;
    --color-accent-light: #e6bb5c;
    
    /* Status Colors */
    --color-open: #1e7b46;
    --color-open-bg: #e8f5ed;
    --color-closing: #b45309;
    --color-closing-bg: #fef3e2;
    --color-closed: #6b7280;
    --color-closed-bg: #f3f4f6;
    --color-awarded: #1d4ed8;
    --color-awarded-bg: #eff6ff;
    
    /* Neutrals */
    --color-text: #1f2937;
    --color-text-light: #6b7280;
    --color-text-muted: #9ca3af;
    --color-bg: #f8fafc;
    --color-bg-alt: #f1f5f9;
    --color-white: #ffffff;
    --color-border: #e2e8f0;
    --color-border-dark: #cbd5e1;
    
    /* Typography */
    --font-display: 'Libre Baskerville', Georgia, serif;
    --font-body: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'SF Mono', 'Fira Code', monospace;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    
    /* Borders & Shadows */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.3;
    color: var(--color-primary-dark);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }

p { margin-bottom: var(--space-md); }
p:last-child { margin-bottom: 0; }

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

a:hover {
    color: var(--color-primary-light);
    text-decoration: underline;
}

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

.page-content {
    flex: 1;
    padding: var(--space-xl) 0;
}

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */
.site-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    padding: var(--space-lg) 0;
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.site-brand {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.site-brand h1 {
    color: var(--color-white);
    font-size: 1.75rem;
    margin: 0;
}

.site-brand h1 a {
    color: var(--color-white);
    text-decoration: none;
}

.site-brand h1 a:hover {
    color: var(--color-accent-light);
}

.site-tagline {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9rem;
    font-style: italic;
}

.header-badge {
    background: var(--color-accent);
    color: var(--color-primary-dark);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Navigation */
.main-nav ul {
    display: flex;
    list-style: none;
    gap: var(--space-sm);
}

.main-nav a {
    display: block;
    padding: var(--space-sm) var(--space-md);
    color: rgba(255, 255, 255, 0.9);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    font-weight: 500;
}

.main-nav a:hover,
.main-nav a.active {
    background: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
    text-decoration: none;
}

/* --------------------------------------------------------------------------
   Search & Filters
   -------------------------------------------------------------------------- */
.filters-bar {
    background: var(--color-white);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--space-xl);
    border: 1px solid var(--color-border);
}

.filters-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr auto;
    gap: var(--space-md);
    align-items: end;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.filter-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.filter-input,
.filter-select {
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-body);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.filter-input:focus,
.filter-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(10, 77, 92, 0.1);
}

.filter-input::placeholder {
    color: var(--color-text-muted);
}

.btn-clear-filters {
    padding: var(--space-sm) var(--space-md);
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-light);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-clear-filters:hover {
    background: var(--color-border);
    color: var(--color-text);
}

/* --------------------------------------------------------------------------
   RFP Cards
   -------------------------------------------------------------------------- */
.rfp-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.rfp-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    transition: box-shadow var(--transition-base), transform var(--transition-base);
}

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

.rfp-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.rfp-title {
    font-size: 1.1rem;
    margin: 0 0 var(--space-xs) 0;
}

.rfp-title a {
    color: var(--color-primary-dark);
}

.rfp-title a:hover {
    color: var(--color-primary);
}

.rfp-agency {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.rfp-status {
    flex-shrink: 0;
}

/* Status Badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-open {
    background: var(--color-open-bg);
    color: var(--color-open);
}
.status-open::before { background: var(--color-open); }

.status-closing {
    background: var(--color-closing-bg);
    color: var(--color-closing);
}
.status-closing::before { background: var(--color-closing); }

.status-closed {
    background: var(--color-closed-bg);
    color: var(--color-closed);
}
.status-closed::before { background: var(--color-closed); }

.status-awarded {
    background: var(--color-awarded-bg);
    color: var(--color-awarded);
}
.status-awarded::before { background: var(--color-awarded); }

/* RFP Card Body */
.rfp-card-body {
    margin-bottom: var(--space-md);
}

.rfp-description {
    color: var(--color-text);
    line-height: 1.6;
}

/* RFP Card Footer */
.rfp-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border);
}

.rfp-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.rfp-meta-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.85rem;
    color: var(--color-text-light);
}

.rfp-meta-item strong {
    color: var(--color-text);
    font-weight: 600;
}

.rfp-deadline {
    font-weight: 600;
}

.deadline-urgent {
    color: var(--color-closing);
}

.rfp-category {
    background: var(--color-bg-alt);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    color: var(--color-text-light);
}

.rfp-actions {
    display: flex;
    gap: var(--space-sm);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all var(--transition-fast);
}

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

.btn-primary:hover {
    background: var(--color-primary-light);
    color: var(--color-white);
    text-decoration: none;
}

.btn-secondary {
    background: var(--color-bg-alt);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-border);
    text-decoration: none;
}

/* --------------------------------------------------------------------------
   Empty State
   -------------------------------------------------------------------------- */
.empty-state {
    text-align: center;
    padding: var(--space-3xl) var(--space-xl);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    border: 1px dashed var(--color-border-dark);
}

.empty-state-icon {
    font-size: 3rem;
    margin-bottom: var(--space-md);
}

.empty-state h3 {
    margin-bottom: var(--space-sm);
    color: var(--color-text);
}

.empty-state p {
    color: var(--color-text-light);
}

/* --------------------------------------------------------------------------
   Stats Bar
   -------------------------------------------------------------------------- */
.stats-bar {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
    padding: var(--space-md);
    background: var(--color-white);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    font-family: var(--font-display);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-text-light);
}

/* --------------------------------------------------------------------------
   Results Summary
   -------------------------------------------------------------------------- */
.results-summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--color-border);
}

.results-count {
    font-size: 0.95rem;
    color: var(--color-text-light);
}

.results-count strong {
    color: var(--color-text);
}

.sort-options {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.sort-options label {
    font-size: 0.85rem;
    color: var(--color-text-light);
}

.sort-select {
    padding: var(--space-xs) var(--space-sm);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    background: var(--color-white);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
    background: var(--color-primary-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--space-xl) 0;
    margin-top: auto;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.footer-brand {
    font-family: var(--font-display);
    color: var(--color-white);
}

.footer-links {
    display: flex;
    gap: var(--space-md);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--color-accent);
}

.footer-meta {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

.footer-meta a {
    color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   Subscribe Section
   -------------------------------------------------------------------------- */
.subscribe-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    margin-top: var(--space-2xl);
}

.subscribe-section h3 {
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.subscribe-section p {
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--space-md);
}

.subscribe-form {
    display: flex;
    gap: var(--space-sm);
    max-width: 500px;
}

.subscribe-form input {
    flex: 1;
    padding: var(--space-sm) var(--space-md);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    font-size: 1rem;
}

.subscribe-form input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.subscribe-form input:focus {
    outline: none;
    border-color: var(--color-accent);
    background: rgba(255, 255, 255, 0.15);
}

.subscribe-form button {
    padding: var(--space-sm) var(--space-lg);
    background: var(--color-accent);
    color: var(--color-primary-dark);
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.subscribe-form button:hover {
    background: var(--color-accent-light);
}

/* --------------------------------------------------------------------------
   About Page
   -------------------------------------------------------------------------- */
.about-content {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
}

.about-content h2 {
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 2px solid var(--color-accent);
}

.about-content h3 {
    margin-top: var(--space-xl);
    margin-bottom: var(--space-md);
}

.about-content ul {
    margin-left: var(--space-lg);
    margin-bottom: var(--space-md);
}

.about-content li {
    margin-bottom: var(--space-sm);
}

/* --------------------------------------------------------------------------
   RFP Detail Page
   -------------------------------------------------------------------------- */
.rfp-detail {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    overflow: hidden;
}

.rfp-detail-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    padding: var(--space-xl);
}

.rfp-detail-header h1 {
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.rfp-detail-agency {
    opacity: 0.9;
    font-size: 1.1rem;
}

.rfp-detail-body {
    padding: var(--space-xl);
}

.rfp-detail-section {
    margin-bottom: var(--space-xl);
}

.rfp-detail-section:last-child {
    margin-bottom: 0;
}

.rfp-detail-section h3 {
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--color-border);
}

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

.info-item {
    padding: var(--space-md);
    background: var(--color-bg-alt);
    border-radius: var(--radius-md);
}

.info-item label {
    display: block;
    font-size: 0.8rem;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-xs);
}

.info-item span {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
}

/* --------------------------------------------------------------------------
   Mobile Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
    .header-inner {
        flex-direction: column;
        text-align: center;
    }
    
    .site-brand {
        flex-direction: column;
    }
    
    .main-nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .filters-grid {
        grid-template-columns: 1fr;
    }
    
    .rfp-card-header {
        flex-direction: column;
    }
    
    .rfp-card-footer {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .stats-bar {
        flex-wrap: wrap;
    }
    
    .results-summary {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }
    
    .subscribe-form {
        flex-direction: column;
    }
    
    .footer-inner {
        flex-direction: column;
        text-align: center;
    }
}

/* --------------------------------------------------------------------------
   Print Styles
   -------------------------------------------------------------------------- */
@media print {
    .site-header,
    .filters-bar,
    .subscribe-section,
    .site-footer {
        display: none;
    }
    
    .rfp-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ccc;
    }
}

/* --------------------------------------------------------------------------
   Admin Styles
   -------------------------------------------------------------------------- */
.admin-header {
    background: #1e293b;
}

.admin-badge {
    background: #ef4444;
    color: white;
}

.admin-form {
    background: var(--color-white);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--space-xs);
    color: var(--color-text);
}

.form-group .hint {
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin-top: var(--space-xs);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-body);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(10, 77, 92, 0.1);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

.btn-submit {
    padding: var(--space-md) var(--space-xl);
    font-size: 1rem;
}

.table-wrapper {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.data-table th,
.data-table td {
    padding: var(--space-md);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.data-table th {
    background: var(--color-bg-alt);
    font-weight: 600;
    color: var(--color-text-light);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
}

.data-table tr:hover {
    background: var(--color-bg);
}

.action-link {
    font-size: 0.85rem;
    margin-right: var(--space-sm);
}

.action-link.delete {
    color: #ef4444;
}

/* Utility Classes */
.text-center { text-align: center; }
.text-right { text-align: right; }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }