/* Punjab Hashing Tool - Stylesheet */
/* Modern dark theme with gradient background */

:root {
    --primary-gradient: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    --accent-color: #e94560;
    --accent-secondary: #00d9ff;
    --text-primary: #ffffff;
    --text-secondary: #a0aec0;
    --card-bg: rgba(255, 255, 255, 0.05);
    --card-border: rgba(255, 255, 255, 0.1);
    --success-color: #10b981;
    --warning-color: #f59e0b;
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--primary-gradient);
    min-height: 100vh;
    color: var(--text-primary);
    overflow-x: hidden;
}

/* Header */
.header {
    padding: 15px 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-bottom: 1px solid var(--card-border);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 1400px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--accent-color), var(--accent-secondary));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    box-shadow: 0 4px 20px rgba(233, 69, 96, 0.3);
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--text-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-subtitle {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.language-switcher {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
}

.language-switcher select {
    background-color: #1e1e3a;
    border: 1px solid #4a4a6a;
    color: #ffffff;
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    font-family: inherit;
    font-size: 14px;
    min-width: 100px;
}

.language-switcher select option {
    background-color: #1e1e3a;
    color: #ffffff;
    padding: 8px;
}

.language-switcher select:focus {
    outline: none;
    border-color: var(--accent-secondary);
}

.language-switcher select:hover {
    border-color: var(--accent-secondary);
}

.language-switcher label {
    color: var(--text-secondary);
    font-size: 14px;
}

.status-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    font-size: 0.9rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--success-color);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Main Content */
.main-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 40px 20px;
}

/* Hero Section */
.hero-section {
    text-align: center;
    margin-bottom: 40px;
}

.hero-content h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    background: linear-gradient(135deg, var(--text-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-content h1 i {
    -webkit-text-fill-color: var(--accent-color);
    margin-right: 10px;
}

.hero-content p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

/* Upload Section */
.upload-section {
    margin-bottom: 40px;
}

.upload-container {
    max-width: 800px;
    margin: 0 auto;
}

.upload-area {
    background: var(--card-bg);
    border: 2px dashed var(--card-border);
    border-radius: 20px;
    padding: 60px 40px;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
}

.upload-area:hover,
.upload-area.drag-over {
    border-color: var(--accent-secondary);
    background: rgba(0, 217, 255, 0.05);
}

.upload-icon {
    font-size: 4rem;
    color: var(--accent-secondary);
    margin-bottom: 20px;
}

.upload-area h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.upload-area p {
    color: var(--text-secondary);
    margin-bottom: 25px;
}

.upload-btn {
    background: linear-gradient(135deg, var(--accent-color), #ff6b8a);
    color: white;
    border: none;
    padding: 15px 35px;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.upload-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(233, 69, 96, 0.4);
}

/* Progress Container */
.progress-container {
    display: none;
    margin-top: 30px;
    background: var(--card-bg);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid var(--card-border);
}

.progress-container.active {
    display: block;
}

.progress-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
    font-size: 0.9rem;
}

.progress-bar {
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-color), var(--accent-secondary));
    border-radius: 10px;
    width: 0%;
    transition: width 0.3s ease;
}

/* Results Section */
.results-section {
    display: none;
    margin-bottom: 40px;
}

.results-section.active {
    display: block;
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    flex-wrap: wrap;
    gap: 15px;
}

.results-title {
    display: flex;
    align-items: center;
    gap: 15px;
}

.results-title i {
    font-size: 1.5rem;
    color: var(--accent-secondary);
}

.results-title h2 {
    font-size: 1.5rem;
}

.file-count {
    background: var(--accent-color);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.results-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.action-btn {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    color: var(--text-primary);
    padding: 10px 20px;
    border-radius: 10px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: inherit;
}

.action-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-secondary);
}

.action-btn.primary {
    background: linear-gradient(135deg, var(--accent-color), #ff6b8a);
    border: none;
}

.action-btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(233, 69, 96, 0.3);
}

/* File Cards */
.file-cards {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.file-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.file-card:hover {
    border-color: var(--accent-secondary);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.file-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--card-border);
}

.file-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.file-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--accent-secondary), #00b4d8);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
}

.file-details h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
    word-break: break-all;
}

.file-meta {
    display: flex;
    gap: 20px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.file-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.file-status {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--success-color);
    font-weight: 600;
}

.file-card-body {
    padding: 25px;
}

.hash-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 15px;
}

.hash-item {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 10px;
    padding: 15px;
    border: 1px solid var(--card-border);
}

.hash-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.hash-type {
    font-weight: 600;
    color: var(--accent-secondary);
    font-size: 0.9rem;
}

.copy-btn {
    background: transparent;
    border: 1px solid var(--card-border);
    color: var(--text-secondary);
    padding: 5px 12px;
    border-radius: 6px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.copy-btn:hover {
    background: var(--accent-secondary);
    color: #000;
    border-color: var(--accent-secondary);
}

.copy-btn.copied {
    background: var(--success-color);
    border-color: var(--success-color);
    color: white;
}

.hash-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    word-break: break-all;
    color: var(--text-secondary);
    background: rgba(0, 0, 0, 0.2);
    padding: 10px;
    border-radius: 6px;
}

/* Info Section */
.info-section {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid var(--card-border);
}

.info-section h3 {
    font-size: 1.3rem;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.info-section h3 i {
    color: var(--accent-secondary);
}

.hash-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.hash-info-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    align-items: flex-start;
    gap: 15px;
    transition: all 0.3s ease;
}

.hash-info-card:hover {
    border-color: var(--accent-secondary);
}

.hash-info-icon {
    min-width: 70px;
    height: 40px;
    padding: 8px 12px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.75rem;
    flex-shrink: 0;
    white-space: nowrap;
}

.hash-info-icon.md5 { background: linear-gradient(135deg, #ef4444, #dc2626); }
.hash-info-icon.sha1 { background: linear-gradient(135deg, #f59e0b, #d97706); }
.hash-info-icon.sha256 { background: linear-gradient(135deg, #10b981, #059669); }
.hash-info-icon.sha512 { background: linear-gradient(135deg, #3b82f6, #2563eb); }
.hash-info-icon.sha3 { background: linear-gradient(135deg, #8b5cf6, #7c3aed); }
.hash-info-icon.blake2b { background: linear-gradient(135deg, #ec4899, #db2777); }

.hash-info-content {
    flex: 1;
}

.hash-info-content h4 {
    font-size: 1rem;
    margin-bottom: 5px;
}

.hash-info-content p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Footer */
.footer {
    background: rgba(0, 0, 0, 0.3);
    border-top: 1px solid var(--card-border);
    padding: 40px 20px;
    margin-top: 60px;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    text-align: center;
}

.footer-info {
    margin-bottom: 20px;
}

.footer-info p {
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.footer-info i {
    color: var(--success-color);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: color 0.3s ease;
}

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

.footer-copyright {
    font-size: 0.85rem;
    color: var(--text-secondary);
    opacity: 0.7;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    justify-content: center;
    align-items: flex-start;
    padding: 20px;
    overflow-y: auto;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: #1a1a2e;
    border-radius: 20px;
    width: 100%;
    max-width: 900px;
    margin: 20px auto;
    border: 1px solid var(--card-border);
    overflow: hidden;
}

.certificate-modal {
    max-width: 900px;
}

.info-modal {
    max-width: 600px;
}

.info-modal .modal-body {
    max-height: 70vh;
}

.info-content {
    color: var(--text-secondary);
    line-height: 1.8;
}

.info-content p {
    margin-bottom: 15px;
}

.info-content h4 {
    color: var(--text-primary);
    margin: 20px 0 10px;
    font-size: 1rem;
}

.info-content ul {
    margin: 10px 0 15px 20px;
}

.info-content li {
    margin-bottom: 8px;
}

.info-content strong {
    color: var(--accent-secondary);
}

.info-content em {
    color: var(--text-secondary);
    opacity: 0.8;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--card-border);
}

.modal-header h2 {
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.modal-header h2 i {
    color: var(--accent-color);
}

.modal-header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.modal-lang-switcher select {
    background-color: #1e1e3a;
    border: 1px solid #4a4a6a;
    color: #ffffff;
    padding: 6px 10px;
    border-radius: 6px;
    font-size: 0.85rem;
}

.modal-lang-switcher select option {
    background-color: #1e1e3a;
    color: #ffffff;
}

.close-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 5px;
    transition: color 0.3s ease;
}

.close-btn:hover {
    color: var(--accent-color);
}

.modal-body {
    padding: 25px;
    max-height: 60vh;
    overflow-y: auto;
}

.modal-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    background: rgba(255, 255, 255, 0.02);
    border-top: 1px solid var(--card-border);
    flex-wrap: wrap;
    gap: 15px;
}

.modal-footer label {
    color: var(--text-secondary);
    margin-right: 10px;
}

.modal-actions {
    display: flex;
    gap: 10px;
}

/* Toast Notification */
.toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--success-color);
    color: white;
    padding: 15px 25px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
    z-index: 2000;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.toast.active {
    opacity: 1;
    transform: translateY(0);
}

/* Certificate Styles */
.certificate {
    background: white;
    color: #000;
    padding: 40px;
    border-radius: 10px;
    margin-bottom: 20px;
    font-family: 'Times New Roman', serif;
    font-size: 12px;
    line-height: 1.6;
}

.cert-main-title {
    text-align: center;
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 5px;
    text-transform: uppercase;
    border-bottom: 2px solid #000;
    padding-bottom: 10px;
}

.cert-section-ref {
    text-align: center;
    font-size: 12px;
    margin-bottom: 20px;
    color: #333;
}

.cert-part-title {
    text-align: center;
    font-size: 14px;
    font-weight: bold;
    margin: 20px 0 5px;
    text-decoration: underline;
}

.cert-part-subtitle {
    text-align: center;
    font-size: 11px;
    color: #555;
    margin-bottom: 20px;
}

.cert-para {
    margin-bottom: 15px;
    text-align: justify;
}

.cert-blank {
    display: inline-block;
    min-width: 150px;
    border-bottom: 1px solid #000;
}

.cert-blank-long {
    display: inline-block;
    min-width: 300px;
    border-bottom: 1px solid #000;
}

.cert-checkbox-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin: 15px 0;
}

.cert-checkbox-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
}

.cert-checkbox {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 1px solid #000;
    vertical-align: middle;
}

.cert-device-table {
    width: 100%;
    border-collapse: collapse;
    margin: 15px 0;
}

.cert-device-table td {
    border: 1px solid #000;
    padding: 8px;
    font-size: 11px;
}

.cert-device-table td.label {
    background: #f5f5f5;
    font-weight: bold;
    width: 120px;
}

.cert-info-row {
    display: flex;
    justify-content: space-between;
    margin: 15px 0;
    flex-wrap: wrap;
    gap: 10px;
}

.cert-info-item {
    font-size: 11px;
}

.cert-form-line {
    display: inline-block;
    min-width: 100px;
    border-bottom: 1px solid #000;
}

.cert-form-line-long {
    display: inline-block;
    width: 100%;
    border-bottom: 1px solid #000;
    margin-top: 5px;
}

.cert-sign-box {
    border: 1px solid #000;
    padding: 30px 20px 10px;
    text-align: center;
    font-size: 10px;
    color: #666;
}

.cert-page-footer {
    margin-top: 30px;
    padding-top: 15px;
    border-top: 1px solid #ccc;
    font-size: 9px;
    color: #666;
    text-align: center;
}

.cert-annexure-title {
    text-align: center;
    font-size: 14px;
    font-weight: bold;
    margin-bottom: 10px;
    text-decoration: underline;
}

.cert-hash-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
    font-size: 10px;
}

.cert-hash-table th,
.cert-hash-table td {
    border: 1px solid #000;
    padding: 8px;
    text-align: left;
    vertical-align: top;
}

.cert-hash-table th {
    background: #f0f0f0;
    font-weight: bold;
}

.cert-hash-table td.sno {
    width: 40px;
    text-align: center;
}

.cert-hash-table td.filename {
    max-width: 150px;
    word-break: break-all;
}

.cert-hash-table td.filetype {
    width: 60px;
    text-align: center;
}

.cert-hash-table td.filesize {
    width: 80px;
    text-align: right;
}

.cert-hash-table td.hashvalues {
    font-family: 'Courier New', monospace;
    font-size: 9px;
    word-break: break-all;
}

/* Print Styles */
@media print {
    body {
        background: white !important;
        color: black !important;
    }
    
    .header,
    .hero-section,
    .upload-section,
    .results-section,
    .info-section,
    .footer,
    .modal-header,
    .modal-footer,
    .toast,
    #infoModal {
        display: none !important;
    }
    
    .modal {
        position: static !important;
        display: block !important;
        background: none !important;
        padding: 0 !important;
        overflow: visible !important;
    }
    
    #infoModal {
        display: none !important;
    }
    
    .modal-content {
        background: none !important;
        border: none !important;
        border-radius: 0 !important;
        margin: 0 !important;
        max-width: none !important;
    }
    
    .modal-body {
        padding: 0 !important;
        max-height: none !important;
        overflow: visible !important;
    }
    
    .certificate {
        box-shadow: none !important;
        border-radius: 0 !important;
        margin: 0 !important;
        padding: 20px !important;
        page-break-inside: avoid;
    }
    
    .cert-page-break {
        page-break-after: always;
    }
    
    .cert-page-break:last-child {
        page-break-after: auto;
    }
}

/* Responsive */
@media (max-width: 768px) {
    .header {
        padding: 15px 20px;
    }
    
    .header-container {
        flex-direction: column;
        gap: 15px;
    }
    
    .logo-title {
        font-size: 1.2rem;
    }
    
    .hero-content h1 {
        font-size: 1.8rem;
    }
    
    .upload-area {
        padding: 40px 20px;
    }
    
    .file-meta {
        flex-direction: column;
        gap: 5px;
    }
    
    .file-card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .results-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .modal-footer {
        flex-direction: column;
        align-items: stretch;
    }
    
    .modal-actions {
        justify-content: center;
    }
    
    .cert-checkbox-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-links {
        flex-direction: column;
        gap: 15px;
    }
}