/* ==================================================================
   Rooting Future - Strategic Plan Viewer v6.0
   WebApp interattiva per visualizzare piani strategici
   ================================================================== */

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

:root {
    --primary-color: #667eea;
    --primary-dark: #764ba2;
    --secondary-color: #ffffff;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --border-color: #dee2e6;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.15);
}

body {
    margin: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    display: flex;
    height: 100vh;
    overflow: hidden;
    background: var(--bg-light);
    color: var(--text-primary);
}

/* ==================================================================
   SIDEBAR
   ================================================================== */

.sidebar {
    width: 300px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    flex-shrink: 0;
}

.sidebar-header {
    padding: 28px 24px;
    border-bottom: 1px solid rgba(255,255,255,0.15);
}

.sidebar-header h2 {
    margin: 0;
    font-size: 22px;
    font-weight: 700;
    font-family: 'Montserrat', sans-serif;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.sidebar-header .subtitle {
    margin: 10px 0 12px 0;
    opacity: 0.9;
    font-size: 14px;
}

.category-badge {
    display: inline-block;
    padding: 6px 12px;
    background: rgba(255,255,255,0.2);
    border-radius: 16px;
    font-size: 12px;
    font-weight: 600;
    backdrop-filter: blur(10px);
}

/* Search Box */
.search-box {
    padding: 20px 24px;
}

.search-box input {
    width: 100%;
    padding: 12px 16px;
    border: none;
    border-radius: 12px;
    background: rgba(255,255,255,0.15);
    color: white;
    font-size: 14px;
    backdrop-filter: blur(10px);
    transition: all 0.3s;
}

.search-box input::placeholder {
    color: rgba(255,255,255,0.7);
}

.search-box input:focus {
    outline: none;
    background: rgba(255,255,255,0.25);
    box-shadow: 0 0 0 3px rgba(255,255,255,0.1);
}

/* Navigation */
.section-nav {
    flex: 1;
    padding: 8px 0;
    overflow-y: auto;
}

.nav-link {
    display: flex;
    align-items: center;
    padding: 14px 24px;
    color: white;
    text-decoration: none;
    transition: all 0.2s;
    font-size: 14px;
    gap: 14px;
    border-left: 3px solid transparent;
}

.nav-link:hover {
    background: rgba(255,255,255,0.1);
}

.nav-link.active {
    background: rgba(255,255,255,0.2);
    border-left-color: white;
    font-weight: 600;
}

.nav-link .icon {
    font-size: 20px;
    width: 28px;
    text-align: center;
    flex-shrink: 0;
}

/* Sidebar Actions */
.sidebar-actions {
    padding: 24px;
    border-top: 1px solid rgba(255,255,255,0.15);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.btn {
    padding: 12px 20px;
    border: none;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0,0,0,0.2);
}

.btn:active {
    transform: translateY(0);
}

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

.btn-secondary {
    background: rgba(255,255,255,0.15);
    color: white;
    backdrop-filter: blur(10px);
}

.btn-tertiary {
    background: transparent;
    color: white;
    border: 2px solid rgba(255,255,255,0.3);
}

.btn-share {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    margin-top: 8px;
}

/* ==================================================================
   MAIN CONTENT
   ================================================================== */

.plan-content {
    flex: 1;
    overflow-y: auto;
    background: var(--bg-light);
    padding: 40px 60px;
}

/* Section */
.plan-section {
    background: var(--bg-white);
    border-radius: 16px;
    margin-bottom: 28px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: box-shadow 0.3s;
}

.plan-section:hover {
    box-shadow: var(--shadow-md);
}

.plan-section.search-match {
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.3);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 28px 36px;
    background: linear-gradient(90deg, #f8f9fa 0%, #e9ecef 100%);
    border-bottom: 3px solid var(--border-color);
    cursor: pointer;
    user-select: none;
}

.section-header:hover {
    background: linear-gradient(90deg, #e9ecef 0%, #dee2e6 100%);
}

.section-header h1 {
    margin: 0;
    font-size: 26px;
    font-weight: 700;
    color: var(--text-primary);
    font-family: 'Montserrat', sans-serif;
}

.collapse-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 20px;
    color: var(--text-secondary);
    transition: transform 0.3s, color 0.2s;
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.collapse-btn:hover {
    background: rgba(0,0,0,0.05);
    color: var(--text-primary);
}

.collapse-btn.collapsed .icon {
    transform: rotate(-90deg);
}

.section-content {
    padding: 36px;
    color: var(--text-secondary);
    line-height: 1.8;
    max-height: 10000px;
    transition: max-height 0.5s ease-out, padding 0.5s;
    overflow: hidden;
}

.section-content.collapsed {
    max-height: 0;
    padding-top: 0;
    padding-bottom: 0;
}

/* Typography */
.section-content h2 {
    color: var(--text-primary);
    font-size: 22px;
    font-weight: 700;
    margin-top: 28px;
    margin-bottom: 14px;
}

.section-content h3 {
    color: var(--text-primary);
    font-size: 18px;
    font-weight: 600;
    margin-top: 24px;
    margin-bottom: 12px;
}

.section-content h4 {
    color: var(--text-secondary);
    font-size: 16px;
    font-weight: 600;
    margin-top: 20px;
    margin-bottom: 10px;
}

.section-content p {
    margin-bottom: 16px;
}

.section-content ul,
.section-content ol {
    padding-left: 32px;
    margin-bottom: 16px;
}

.section-content li {
    margin-bottom: 10px;
}

.section-content strong {
    color: var(--text-primary);
    font-weight: 600;
}

.section-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 24px 0;
    font-size: 14px;
}

.section-content th,
.section-content td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.section-content th {
    background: var(--bg-light);
    font-weight: 600;
    color: var(--text-primary);
}

.section-content tr:hover {
    background: rgba(102, 126, 234, 0.05);
}

.empty-section {
    color: var(--text-secondary);
    font-style: italic;
    text-align: center;
    padding: 40px;
}

/* Confidence tooltip */
.confidence-tooltip {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    cursor: help;
}

.confidence-help {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    font-size: 11px;
    font-weight: bold;
    margin-left: 4px;
    cursor: help;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.confidence-help:hover {
    opacity: 1;
}

.confidence-tooltip .tooltip-content {
    display: none;
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    background: #1a1a1a;
    color: white;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 13px;
    line-height: 1.6;
    width: 320px;
    z-index: 1000;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    text-align: left;
}

.confidence-tooltip:hover .tooltip-content {
    display: block;
}

.confidence-tooltip .tooltip-content::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: #1a1a1a;
}

.confidence-tooltip .tooltip-content strong {
    display: block;
    margin-bottom: 8px;
    color: var(--primary);
}

.confidence-tooltip .tooltip-content ul {
    margin: 8px 0;
    padding-left: 20px;
}

.confidence-tooltip .tooltip-content li {
    margin: 4px 0;
}

/* ==================================================================
   EXPORT MODAL
   ================================================================== */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    backdrop-filter: blur(4px);
}

.modal-content {
    background: white;
    padding: 48px;
    border-radius: 20px;
    text-align: center;
    min-width: 400px;
    box-shadow: var(--shadow-lg);
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(102, 126, 234, 0.2);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 24px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.modal-content h3 {
    margin: 0 0 12px 0;
    font-size: 22px;
    color: var(--text-primary);
}

.modal-content p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 14px;
}

/* Share Modal (FEAT-008) */
.share-modal {
    max-width: 550px;
    position: relative;
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 32px;
    color: var(--text-secondary);
    cursor: pointer;
    line-height: 1;
    padding: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s;
}

.modal-close:hover {
    background: rgba(0,0,0,0.05);
    color: var(--text-primary);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
    font-size: 14px;
}

.form-group small {
    display: block;
    color: var(--text-secondary);
    font-size: 12px;
    margin-top: 4px;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    transition: border-color 0.2s;
    box-sizing: border-box;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-weight: 500;
}

.checkbox-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.btn-block {
    width: 100%;
}

.share-url-box {
    display: flex;
    gap: 10px;
    align-items: center;
}

.share-url-box input {
    flex: 1;
    background: #f8f9fa;
    font-family: 'Monaco', 'Courier New', monospace;
    font-size: 13px;
}

.btn-copy {
    flex-shrink: 0;
    padding: 12px 20px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.2s;
}

.btn-copy:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.share-item {
    background: #f8f9fa;
    padding: 16px;
    border-radius: 8px;
    margin-bottom: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.share-item-info {
    flex: 1;
}

.share-item-info strong {
    display: block;
    font-size: 13px;
    color: var(--text-primary);
    margin-bottom: 4px;
    font-family: 'Monaco', 'Courier New', monospace;
}

.share-item-info small {
    font-size: 12px;
    color: var(--text-secondary);
}

.btn-revoke {
    background: #dc2626;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    transition: all 0.2s;
}

.btn-revoke:hover {
    background: #b91c1c;
}

/* ==================================================================
   RESPONSIVE
   ================================================================== */

@media (max-width: 1024px) {
    .plan-content {
        padding: 30px 40px;
    }
}

@media (max-width: 768px) {
    body {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
        height: auto;
        max-height: 50vh;
        flex-shrink: 0;
    }

    .sidebar-header {
        padding: 20px;
    }

    .search-box {
        padding: 12px 20px;
    }

    .section-nav {
        max-height: none;
    }

    .sidebar-actions {
        padding: 16px 20px;
        flex-direction: row;
        gap: 8px;
    }

    .btn {
        padding: 10px 16px;
        font-size: 13px;
    }

    .plan-content {
        padding: 20px;
        flex: 1;
        overflow-y: auto;
    }

    .section-header h1 {
        font-size: 20px;
    }

    .section-content {
        padding: 24px;
    }

    .modal-content {
        min-width: 300px;
        padding: 36px 24px;
    }
}

/* ==================================================================
   PRINT STYLES
   ================================================================== */

@media print {
    .sidebar {
        display: none;
    }

    .plan-content {
        padding: 0;
    }

    .section-header {
        break-after: avoid;
        page-break-after: avoid;
    }

    .section-content {
        page-break-inside: avoid;
    }

    .collapse-btn {
        display: none;
    }

    .section-content.collapsed {
        max-height: none;
        padding: 36px;
    }
}

/* ==================================================================
   SCROLLBAR STYLING (Chrome/Safari)
   ================================================================== */

.sidebar::-webkit-scrollbar,
.plan-content::-webkit-scrollbar {
    width: 8px;
}

.sidebar::-webkit-scrollbar-track {
    background: rgba(255,255,255,0.1);
}

.sidebar::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.3);
    border-radius: 4px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
    background: rgba(255,255,255,0.5);
}

.plan-content::-webkit-scrollbar-track {
    background: transparent;
}

.plan-content::-webkit-scrollbar-thumb {
    background: rgba(0,0,0,0.15);
    border-radius: 4px;
}

.plan-content::-webkit-scrollbar-thumb:hover {
    background: rgba(0,0,0,0.25);
}

/* ==================================================================
   ENHANCED CONTENT FORMATTING (UX-001)
   ================================================================== */

/* Enhanced headers with styling */
.section-content .section-h2 {
    color: #1f2937;
    font-size: 22px;
    font-weight: 700;
    margin: 32px 0 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid #e5e7eb;
}

.section-content h3.priority-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 12px 20px;
    border-radius: 8px;
    margin: 24px 0 16px;
}

.badge-priority {
    background: rgba(255, 255, 255, 0.2);
    padding: 4px 12px;
    border-radius: 16px;
    font-size: 12px;
    font-weight: 700;
    margin-right: 12px;
}

.subsection-header {
    color: #6366f1;
    font-size: 16px;
    font-weight: 600;
    margin: 20px 0 10px;
    padding-left: 12px;
    border-left: 3px solid #6366f1;
}

/* Styled Lists */
.styled-list {
    list-style: none;
    padding-left: 0;
    margin: 16px 0;
}

.styled-list li {
    position: relative;
    padding-left: 32px;
    margin-bottom: 12px;
    line-height: 1.6;
}

.styled-list li::before {
    content: "→";
    position: absolute;
    left: 8px;
    color: #667eea;
    font-weight: 700;
    font-size: 18px;
}

.styled-ordered-list {
    padding-left: 32px;
    counter-reset: item;
    list-style: none;
}

.styled-ordered-list li {
    position: relative;
    padding-left: 16px;
    margin-bottom: 12px;
    counter-increment: item;
}

.styled-ordered-list li::before {
    content: counter(item) ".";
    position: absolute;
    left: -24px;
    color: #667eea;
    font-weight: 700;
    font-size: 16px;
}

/* Keyword badges */
.keyword-badge {
    display: inline-block;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    margin: 4px 8px 4px 0;
}

/* Paragraphs */
.section-content p {
    margin-bottom: 16px;
    max-width: 800px;
}

/* Emphasis */
.section-content strong {
    color: #1f2937;
    font-weight: 600;
}

.section-content em {
    color: #6366f1;
    font-style: normal;
    font-weight: 500;
}

/* Tables */
.section-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 24px 0;
    font-size: 15px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    border-radius: 8px;
    overflow: hidden;
}

.section-content thead {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.section-content th {
    padding: 14px 16px;
    text-align: left;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.section-content td {
    padding: 12px 16px;
    border-bottom: 1px solid #e5e7eb;
}

.section-content tr:hover {
    background: #f9fafb;
}

/* Code blocks */
.section-content code {
    background: #f3f4f6;
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Monaco', 'Courier New', monospace;
    font-size: 14px;
    color: #dc2626;
}

.section-content pre {
    background: #1f2937;
    color: #f9fafb;
    padding: 20px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 20px 0;
}

.section-content pre code {
    background: none;
    color: inherit;
    padding: 0;
}

/* Callout boxes */
.callout {
    background: #eff6ff;
    border-left: 4px solid #3b82f6;
    padding: 16px 20px;
    margin: 20px 0;
    border-radius: 0 8px 8px 0;
}

.callout.warning {
    background: #fef3c7;
    border-left-color: #f59e0b;
}

.callout.success {
    background: #d1fae5;
    border-left-color: #10b981;
}

/* Responsive enhancements */
@media (max-width: 768px) {
    .section-content .section-h2 {
        font-size: 20px;
    }

    .section-content h3 {
        font-size: 17px;
    }

    .section-content p {
        max-width: 100%;
    }

    .keyword-badge {
        font-size: 13px;
        padding: 5px 12px;
    }
}