:root {
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-light: rgba(37, 99, 235, 0.08);
    --secondary: #64748b;
    --bg-color: #f1f5f9;
    --card-bg: #ffffff;
    --card-hover: #fafbfc;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --text-label: #475569;
    --border: #e2e8f0;
    --border-light: #f1f5f9;
    --accent-it: #0ea5e9;
    --accent-it-bg: rgba(14, 165, 233, 0.08);
    --accent-law: #8b5cf6;
    --accent-law-bg: rgba(139, 92, 246, 0.08);
    --accent-finance: #f59e0b;
    --accent-finance-bg: rgba(245, 158, 11, 0.08);
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --glass-blur: 12px;
    --success: #10b981;
    --success-bg: #dcfce7;
    --success-text: #166534;
    --warning: #f59e0b;
    --warning-bg: #fef3c7;
    --warning-text: #92400e;
    --danger: #ef4444;
    --danger-bg: #fee2e2;
    --danger-text: #991b1b;
    --info-bg: #e0f2fe;
    --info-text: #0369a1;
    --radius: 10px;
    --radius-lg: 14px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

.glass-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: 
        radial-gradient(ellipse at 0% 0%, rgba(37, 99, 235, 0.04) 0%, transparent 50%),
        radial-gradient(ellipse at 100% 100%, rgba(139, 92, 246, 0.04) 0%, transparent 50%);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.25rem;
}

/* ===== HEADER ===== */
header {
    background: var(--card-bg);
    backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--border);
    padding: 0.875rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 0.625rem;
}

.logo-icon { font-size: 1.4rem; }

.logo-area h1 {
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: -0.03em;
    color: var(--primary);
    text-shadow: 0 2px 4px rgba(37, 99, 235, 0.1);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.status-container {
    display: flex;
    align-items: center;
    gap: 0.625rem;
}

.status-badge {
    background: var(--success-bg);
    color: var(--success-text);
    padding: 0.2rem 0.65rem;
    border-radius: 9999px;
    font-size: 0.7rem;
    font-weight: 600;
    max-width: 400px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.status-text {
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.6rem 1.1rem;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
    border: none;
    white-space: nowrap;
    font-family: inherit;
}

.btn-primary {
    background: var(--primary);
    color: white;
    font-size: 0.875rem;
    font-weight: 600;
    padding: 0.625rem 1.5rem;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.btn-primary:not(:disabled):hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(59, 130, 246, 0.3);
}

.btn-secondary {
    background: white;
    color: var(--text-main);
    font-size: 0.875rem;
    font-weight: 600;
    padding: 0.625rem 1.25rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-secondary:not(:disabled):hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-light);
    transform: translateY(-1px);
}

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

.btn-sm {
    padding: 0.35rem 0.65rem;
    font-size: 0.78rem;
    border-radius: 6px;
}

/* ===== STAT CARDS (clickable) ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
    margin-top: 1.25rem;
}

.stat-card {
    padding: 1.1rem 1.25rem;
    background: var(--card-bg);
    border-radius: var(--radius);
    border: 2px solid var(--border);
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
}

.stat-card.clickable {
    cursor: pointer;
    user-select: none;
}

.stat-card.clickable:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-card.active {
    border-color: var(--primary);
    background: var(--primary-light);
}

.stat-card.it.active { border-color: var(--accent-it); background: var(--accent-it-bg); }
.stat-card.law.active { border-color: var(--accent-law); background: var(--accent-law-bg); }
.stat-card.finance.active { border-color: var(--accent-finance); background: var(--accent-finance-bg); }

.stat-card.it { border-left: 4px solid var(--accent-it); }
.stat-card.law { border-left: 4px solid var(--accent-law); }
.stat-card.finance { border-left: 4px solid var(--accent-finance); }

.stat-value {
    font-size: 1.6rem;
    font-weight: 700;
    line-height: 1.2;
}

.stat-label {
    font-size: 0.78rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-top: 0.15rem;
}

/* ===== CONTROLS ===== */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.controls-card {
    margin-top: 1rem;
    padding: 1rem 1.25rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
}

.search-box {
    flex: 1;
    min-width: 280px;
    position: relative;
}

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary);
    font-size: 0.9rem;
}

.search-box input {
    width: 100%;
    padding: 0.75rem 1.25rem 0.75rem 3rem;
    border: 1px solid var(--border);
    border-radius: 12px;
    font-family: inherit;
    font-size: 0.9rem;
    background: #f8fafc;
    transition: all 0.3s ease;
    color: var(--text-main);
}

.search-box input:focus {
    outline: none;
    background: white;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.filters {
    display: flex;
    gap: 0.5rem;
}

.select-input {
    padding: 0.75rem 2.5rem 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: #f8fafc;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-main);
    cursor: pointer;
    appearance: none;
    transition: all 0.2s;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%232563eb' stroke-width='2.5'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.875rem center;
    background-size: 1rem;
}

.select-input:hover {
    border-color: var(--primary);
    background-color: white;
}

.select-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15);
}

/* ===== RESULTS HEADER ===== */
.results-header {
    margin-top: 1.25rem;
    padding: 0 0.25rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
}

/* ===== PROCUREMENT CARDS (gov website style) ===== */
.procurement-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-top: 0.625rem;
    transition: all 0.15s ease;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    animation: fadeIn 0.3s ease;
}

.procurement-card:hover {
    border-color: #cbd5e1;
    box-shadow: var(--shadow);
}

.procurement-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 1rem 1.25rem 0.5rem;
    gap: 1rem;
}

.procurement-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-main);
    line-height: 1.5;
    flex: 1;
}

.procurement-title .label {
    color: #34495e;
    font-weight: 700;
    font-size: 0.8rem;
}

.btn-info {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 700;
    cursor: pointer;
    border: 1px solid rgba(59, 130, 246, 0.2);
    background: rgba(59, 130, 246, 0.05);
    color: var(--primary);
    transition: all 0.2s ease;
    white-space: nowrap;
    flex-shrink: 0;
    font-family: inherit;
}

.btn-info:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

.btn-info .info-icon {
    font-size: 1rem;
}

.procurement-meta {
    display: flex;
    flex-wrap: wrap;
    padding: 0.5rem 1.25rem 0.875rem;
    gap: 0;
    font-size: 0.8rem;
    color: var(--text-label);
    line-height: 1.7;
}

.meta-item {
    display: inline;
}

.meta-item::after {
    content: " | ";
    color: #cbd5e1;
    margin: 0 0.15rem;
}

.meta-item:last-child::after {
    content: "";
}

.meta-label {
    font-weight: 700;
    color: #334155;
}

.meta-value {
    color: #607D8B;
}

.meta-value.date {
    color: var(--primary);
}

.meta-value.fondi {
    color: #d35400;
    font-weight: 600;
}

.meta-value.status-jo {
    color: var(--success);
}

.meta-value.status-po {
    color: var(--danger);
    font-weight: 700;
}

.days-remaining {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.1rem 0.45rem;
    border-radius: 4px;
    margin-left: 0.25rem;
    vertical-align: middle;
}

.days-remaining.urgent { background: var(--danger-bg); color: var(--danger-text); }
.days-remaining.soon { background: var(--warning-bg); color: var(--warning-text); }
.days-remaining.safe { background: var(--success-bg); color: var(--success-text); }

/* ===== STATE CONTAINERS ===== */
.state-container {
    padding: 3rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--text-muted);
    margin-top: 1.25rem;
}

.loader {
    width: 40px;
    height: 40px;
    border: 4px solid var(--primary);
    border-bottom-color: transparent;
    border-radius: 50%;
    display: inline-block;
    animation: rotation 0.8s linear infinite;
    margin-bottom: 1rem;
}

.error-icon, .empty-icon { font-size: 2rem; margin-bottom: 0.5rem; }

/* ===== PAGINATION ===== */
.pagination-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0.25rem;
    margin-top: 0.5rem;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.pagination-info {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
}

.pagination-buttons {
    display: flex;
    gap: 0.2rem;
    align-items: center;
    flex-wrap: wrap;
}

.pagination-dots {
    padding: 0 0.4rem;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.8rem;
}

/* ===== MODAL ===== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    animation: fadeIn 0.2s ease;
}

.modal-content {
    max-width: 700px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background: var(--card-bg);
    z-index: 1;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.modal-header h3 {
    font-size: 1rem;
    font-weight: 700;
}

.modal-close {
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: white;
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--danger);
    transition: all 0.15s;
    font-family: inherit;
}

.modal-close:hover {
    background: var(--danger-bg);
    border-color: var(--danger);
}

.modal-body {
    padding: 0;
}

.modal-row {
    display: flex;
    border-bottom: 1px solid var(--border-light);
    padding: 0.75rem 1.5rem;
    font-size: 0.85rem;
}

.modal-row:last-child { border-bottom: none; }

.modal-row:nth-child(even) { background: #fafbfd; }

.modal-label {
    width: 180px;
    flex-shrink: 0;
    font-weight: 700;
    color: var(--text-label);
    font-size: 0.8rem;
}

.modal-value {
    flex: 1;
    color: var(--text-main);
    font-size: 0.85rem;
    word-break: break-word;
}

/* ===== FOOTER ===== */
footer {
    padding: 2rem 0;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-top: 2rem;
}

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

footer a:hover { text-decoration: underline; }

/* ===== ANIMATIONS ===== */
@keyframes rotation {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .header-actions {
        flex-direction: column;
        align-items: flex-end;
        gap: 0.5rem;
    }
    
    .controls-card {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filters {
        flex-wrap: wrap;
    }
    
    .select-input, .btn {
        flex: 1;
    }

    .procurement-card-header {
        flex-direction: column;
    }

    .procurement-meta {
        font-size: 0.75rem;
    }

    .modal-row {
        flex-direction: column;
        gap: 0.2rem;
    }

    .modal-label {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 0.5rem;
    }
    
    .stat-card {
        padding: 0.75rem;
    }
    
    .stat-value {
        font-size: 1.2rem;
    }
}