/* ERP Crossword Enhanced CSS */
/* Responsive design for all devices */

:root {
    /* Color Palette - Matching Professionals Lobby theme */
    --primary-blue: #1c64cf;
    --primary-dark: #193d74;
    --primary-light: #3d8bfd;
    --secondary-blue: #1e88e5;
    --accent-teal: #20c997;
    --accent-orange: #fd7e14;
    --accent-purple: #6f42c1;
    --light-gray: #f8f9fa;
    --medium-gray: #e9ecef;
    --dark-gray: #6c757d;
    --text-dark: #212529;
    --text-light: #f8f9fa;
    --success: #2ecc71;
    --warning: #ffc107;
    --danger: #e74c3c;
    --info: #17a2b8;
    
    /* Typography */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Poppins', sans-serif;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.12);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

body {
    font-family: var(--font-body);
    color: var(--text-dark);
    background-color: #f4f6f9;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Header Styles */
.crossword-header {
    background-color: white;
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 0.75rem 0;
}


.cta-button {
    background-color: var(--primary-blue);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: background-color var(--transition-fast);
    border: none;
    cursor: pointer;
}

.cta-button:hover {
    background-color: var(--primary-dark);
    color: white;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--primary-blue);
    cursor: pointer;
}

/* Main Puzzle Container */
.crossword-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem;
}

/* Hero Section */
.puzzle-hero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-dark) 100%);
    color: white;
    border-radius: var(--radius-lg);
    padding: 3rem 2rem;
    margin-bottom: 2rem;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.puzzle-hero h1 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.puzzle-hero h1 i {
    margin-right: 0.75rem;
    color: var(--accent-teal);
}

.subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-bottom: 2rem;
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-teal);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
    margin-top: 0.5rem;
}

.hero-description {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.1rem;
    line-height: 1.8;
}

/* Puzzle Controls */
.puzzle-controls {
    background-color: white;
    border-radius: var(--radius-md);
    padding: 1.5rem;
    margin-bottom: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    box-shadow: var(--shadow-md);
}

.controls-left, .controls-right {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.control-btn {
    background-color: var(--light-gray);
    border: 1px solid var(--medium-gray);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.control-btn:hover {
    background-color: var(--medium-gray);
    transform: translateY(-2px);
}

#hint-btn {
    color: var(--warning);
    border-color: rgba(255, 193, 7, 0.3);
}

#check-btn {
    color: var(--success);
    border-color: rgba(46, 204, 113, 0.3);
}

#reset-btn {
    color: var(--danger);
    border-color: rgba(231, 76, 60, 0.3);
}

.difficulty-selector {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.difficulty-selector span {
    font-weight: 500;
}

#difficulty-select {
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--medium-gray);
    font-family: var(--font-body);
    background-color: white;
}

.timer {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--primary-blue);
}

.timer i {
    font-size: 1.2rem;
}

/* Game Area */
.game-area {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

/* Crossword Grid */
.crossword-grid-container {
    background-color: white;
    border-radius: var(--radius-md);
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
}

.grid-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--medium-gray);
}

.grid-header h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.grid-stats {
    display: flex;
    gap: 1.5rem;
    font-weight: 500;
}

.grid-stats span {
    color: var(--dark-gray);
}

#completed-count {
    color: var(--success);
    font-weight: 700;
}

#accuracy {
    color: var(--primary-blue);
    font-weight: 700;
}

.crossword-grid {
    display: grid;
    grid-template-columns: repeat(13, 1fr);
    grid-template-rows: repeat(13, 1fr);
    gap: 2px;
    margin: 0 auto 1.5rem;
    width: 500px;
    height: 500px;
}

.grid-cell {
    background-color: white;
    border: 1px solid #ddd;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.grid-cell.filled {
    background-color: #f0f7ff;
}

.grid-cell.selected {
    background-color: #e3f2fd;
    border-color: var(--primary-blue);
    box-shadow: inset 0 0 0 2px var(--primary-blue);
}

.grid-cell.correct {
    background-color: rgba(46, 204, 113, 0.1);
    border-color: var(--success);
}

.grid-cell.incorrect {
    background-color: rgba(231, 76, 60, 0.1);
    border-color: var(--danger);
}

.grid-cell.black {
    background-color: var(--dark-gray);
    border-color: var(--dark-gray);
}

.cell-number {
    position: absolute;
    top: 2px;
    left: 3px;
    font-size: 0.7rem;
    color: var(--primary-blue);
    font-weight: 700;
}

.cell-input {
    width: 100%;
    height: 100%;
    border: none;
    background: transparent;
    text-align: center;
    font-size: 1.2rem;
    font-weight: 600;
    text-transform: uppercase;
    font-family: var(--font-heading);
    color: var(--text-dark);
    outline: none;
    caret-color: var(--primary-blue);
}

.cell-input:focus {
    background-color: rgba(59, 130, 246, 0.05);
}

.grid-instructions {
    background-color: var(--light-gray);
    border-radius: var(--radius-sm);
    padding: 1rem;
    font-size: 0.9rem;
    color: var(--dark-gray);
}

.grid-instructions p {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.grid-instructions i {
    color: var(--primary-blue);
}

/* Clues Panel */
.clues-panel {
    background-color: white;
    border-radius: var(--radius-md);
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    overflow-y: auto;
    max-height: 600px;
}

.clues-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--medium-gray);
}

.clues-header h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.clue-nav {
    display: flex;
    gap: 0.5rem;
    background-color: var(--light-gray);
    padding: 0.25rem;
    border-radius: var(--radius-sm);
}

.clue-tab {
    padding: 0.5rem 1.5rem;
    border: none;
    background: transparent;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.clue-tab.active {
    background-color: white;
    box-shadow: var(--shadow-sm);
    color: var(--primary-blue);
}

.clue-list {
    display: none;
}

.clue-list.active {
    display: block;
}

.clue-category {
    margin-bottom: 2rem;
}

.clue-category h4 {
    font-family: var(--font-heading);
    margin-bottom: 1rem;
    color: var(--primary-blue);
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--medium-gray);
}

.clue-item {
    display: flex;
    align-items: flex-start;
    padding: 0.75rem;
    margin-bottom: 0.75rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    cursor: pointer;
    border: 1px solid transparent;
}

.clue-item:hover {
    background-color: var(--light-gray);
}

.clue-item.selected {
    background-color: #e3f2fd;
    border-color: var(--primary-blue);
}

.clue-number {
    font-weight: 700;
    color: var(--primary-blue);
    min-width: 1.5rem;
    margin-right: 0.5rem;
}

.clue-text {
    flex: 1;
    line-height: 1.5;
}

.clue-status {
    width: 1rem;
    height: 1rem;
    border-radius: 50%;
    margin-left: 0.5rem;
    background-color: var(--medium-gray);
}

.clue-status.correct {
    background-color: var(--success);
}

.clue-status.incorrect {
    background-color: var(--danger);
}

/* Results Section */
.results-section {
    background-color: white;
    border-radius: var(--radius-md);
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-md);
}

.results-message {
    text-align: center;
    padding: 2rem;
    border-radius: var(--radius-md);
    margin-bottom: 2rem;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.results-message.success {
    background: linear-gradient(135deg, rgba(46, 204, 113, 0.1) 0%, rgba(39, 174, 96, 0.1) 100%);
    border: 1px solid rgba(46, 204, 113, 0.3);
}

.results-message.warning {
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.1) 0%, rgba(220, 165, 0, 0.1) 100%);
    border: 1px solid rgba(255, 193, 7, 0.3);
}

.message-content i {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--primary-blue);
}

.message-content.success i {
    color: var(--success);
}

.message-content h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.progress-section {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.progress-bar-container {
    flex: 1;
    min-width: 300px;
}

.progress-bar {
    height: 12px;
    background-color: var(--medium-gray);
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-blue) 0%, var(--primary-light) 100%);
    width: 0%;
    border-radius: 6px;
    transition: width 1s ease;
}

.progress-text {
    display: flex;
    justify-content: space-between;
    font-weight: 500;
}

#progress-text {
    color: var(--primary-blue);
    font-weight: 700;
}

.share-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.share-btn {
    background-color: var(--primary-blue);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: background-color var(--transition-fast);
}

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

.social-share {
    display: flex;
    gap: 0.75rem;
}

.social-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: transform var(--transition-fast);
}

.social-icon:hover {
    transform: translateY(-3px);
}

.twitter {
    background-color: #1da1f2;
}

.linkedin {
    background-color: #0077b5;
}

.facebook {
    background-color: #4267b2;
}

/* Learning Section */
.learning-section {
    margin-bottom: 3rem;
}

.section-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: 2rem;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.section-header p {
    color: var(--dark-gray);
    max-width: 700px;
    margin: 0 auto;
}

.resource-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.resource-card {
    background-color: white;
    border-radius: var(--radius-md);
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    position: relative;
}

.resource-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.resource-card.highlighted {
    border: 2px solid var(--primary-blue);
}

.resource-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-light) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    color: white;
    font-size: 1.5rem;
}

.resource-card h3 {
    font-family: var(--font-heading);
    margin-bottom: 0.75rem;
    font-size: 1.3rem;
}

.resource-card p {
    color: var(--dark-gray);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    line-height: 1.6;
}

.resource-link {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: gap var(--transition-fast);
}

.resource-link:hover {
    gap: 0.75rem;
}

.highlight-badge {
    position: absolute;
    top: -10px;
    right: 20px;
    background-color: var(--accent-orange);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

/* Footer */
.crossword-footer {
    background-color: #2c3e50;
    color: white;
    padding-top: 3rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .game-area {
        grid-template-columns: 1fr;
    }
    
    .crossword-grid {
        width: 450px;
        height: 450px;
    }
    
    .resource-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .header-nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .puzzle-hero {
        padding: 2rem 1rem;
    }
    
    .puzzle-hero h1 {
        font-size: 2rem;
    }
    
    .hero-stats {
        gap: 1.5rem;
        flex-wrap: wrap;
    }
    
    .puzzle-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .controls-left, .controls-right {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .crossword-grid {
        width: 350px;
        height: 350px;
    }
    
    .progress-section {
        flex-direction: column;
        align-items: stretch;
    }
    
    .progress-bar-container {
        min-width: 100%;
    }
    
    .footer-container {
        flex-direction: column;
    }
    
    .footer-links {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .crossword-grid {
        width: 300px;
        height: 300px;
    }
    
    .grid-stats {
        flex-direction: column;
        gap: 0.5rem;
        align-items: flex-end;
    }
    
    .hero-stats .stat-number {
        font-size: 2rem;
    }
    
    .clue-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .clue-status {
        margin-left: 0;
        margin-top: 0.5rem;
    }
}

/* Print Styles */
@media print {
    .crossword-header,
    .puzzle-controls,
    .share-section,
    .learning-section,
    .crossword-footer {
        display: none;
    }
    
    .crossword-container {
        padding: 0;
    }
    
    .puzzle-hero {
        box-shadow: none;
        border: 2px solid #000;
    }
    
    .crossword-grid-container,
    .clues-panel {
        box-shadow: none;
        border: 1px solid #000;
        page-break-inside: avoid;
    }
    
    .game-area {
        display: block;
    }
    
    .clues-panel {
        margin-top: 2rem;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus States for Accessibility */
button:focus,
input:focus,
select:focus,
a:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    .grid-cell {
        border: 2px solid #000;
    }
    
    .grid-cell.selected {
        border: 3px solid #000;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    body {
        background-color: #121212;
        color: #e0e0e0;
    }
    
    .crossword-header,
    .crossword-grid-container,
    .clues-panel,
    .puzzle-controls,
    .results-section,
    .resource-card {
        background-color: #1e1e1e;
        color: #e0e0e0;
    }
    
    .grid-cell {
        background-color: #2d2d2d;
        border-color: #444;
    }
    
    .grid-cell.filled {
        background-color: #2a4365;
    }
    
    .grid-cell.selected {
        background-color: #1e3a8a;
    }
    
    .cell-input {
        color: #e0e0e0;
    }
    
    .grid-instructions {
        background-color: #2d2d2d;
        color: #aaa;
    }
    
    .clue-item:hover {
        background-color: #2d2d2d;
    }
    
    .results-message {
        background-color: #2d2d2d;
    }
}