/* Custom styles for SENAI classroom management system */

:root {
    --senai-blue: #1e3a8a;
    --senai-light-blue: #3b82f6;
    --senai-green: #10b981;
    --senai-orange: #f59e0b;
    --senai-red: #ef4444;
}

/* General styles */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Navigation enhancements */
.navbar-brand {
    font-weight: 600;
    font-size: 1.1rem;
}

/* Card enhancements */
.card {
    border: 1px solid rgba(0,0,0,0.08);
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
    border-radius: 8px;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

/* Clean card variant */
.clean-card {
    border: 1px solid rgba(255,255,255,0.1);
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
    background: rgba(255,255,255,0.02);
}

.clean-card .card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--bs-primary);
}

.clean-card:hover {
    border-color: var(--bs-primary);
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.25);
    background: rgba(255,255,255,0.05);
}

/* Dark theme card adjustments */
[data-bs-theme="dark"] .clean-card {
    border: 1px solid rgba(255,255,255,0.15);
    background: rgba(255,255,255,0.03);
}

[data-bs-theme="dark"] .clean-card:hover {
    border-color: var(--bs-primary);
    background: rgba(255,255,255,0.08);
}

/* Classroom image */
.classroom-image {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: 6px 6px 0 0;
}

.classroom-image-placeholder {
    width: 100%;
    height: 120px;
    background: linear-gradient(135deg, var(--bs-primary) 0%, var(--bs-primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px 6px 0 0;
    color: white;
    font-size: 2rem;
}

/* Availability cell hover effects */
.availability-cell {
    cursor: pointer;
    padding: 12px 8px;
    border-radius: 6px;
    transition: all 0.3s ease;
    position: relative;
    min-height: 70px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.availability-cell:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

/* Availability indicators */
.availability-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    position: relative;
}

.indicator-bar {
    width: 100%;
    height: 4px;
    border-radius: 2px;
    margin-bottom: 6px;
}

.availability-text {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 2px;
}

.occupied-count {
    font-size: 0.8rem;
    opacity: 0.7;
}

/* Availability states */
.high-availability {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.1) 0%, rgba(34, 197, 94, 0.05) 100%);
    border: 2px solid rgba(34, 197, 94, 0.3);
}

.high-availability .indicator-bar {
    background: linear-gradient(90deg, #22c55e 0%, #16a34a 100%);
}

.medium-availability {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.1) 0%, rgba(251, 191, 36, 0.05) 100%);
    border: 2px solid rgba(251, 191, 36, 0.3);
}

.medium-availability .indicator-bar {
    background: linear-gradient(90deg, #fbbf24 0%, #f59e0b 100%);
}

.low-availability {
    background: linear-gradient(135deg, rgba(251, 146, 60, 0.1) 0%, rgba(251, 146, 60, 0.05) 100%);
    border: 2px solid rgba(251, 146, 60, 0.3);
}

.low-availability .indicator-bar {
    background: linear-gradient(90deg, #fb923c 0%, #ea580c 100%);
}

.no-availability {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1) 0%, rgba(239, 68, 68, 0.05) 100%);
    border: 2px solid rgba(239, 68, 68, 0.3);
}

.no-availability .indicator-bar {
    background: linear-gradient(90deg, #ef4444 0%, #dc2626 100%);
}

/* Tooltip customization */
.tooltip-inner {
    max-width: 300px;
    text-align: left;
}

/* Available now button */
.available-now-btn {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border: none;
    color: white;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: 8px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.available-now-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
    color: white;
}

.card-header {
    background: linear-gradient(135deg, var(--bs-primary) 0%, var(--bs-primary-dark) 100%);
    border-bottom: none;
    color: white;
}

/* Status indicators */
.status-indicator {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: inline-block;
}

/* Availability grid styles */
.availability-cell {
    padding: 12px 8px;
    border-radius: 6px;
    min-height: 60px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
}

.availability-cell.free {
    background-color: var(--senai-green);
    border: 2px solid #059669;
}

.availability-cell.occupied {
    background-color: var(--senai-red);
    border: 2px solid #dc2626;
}

.availability-cell.unavailable {
    background-color: var(--bs-secondary);
    border: 2px solid #6b7280;
}

/* Badge customizations */
.badge {
    font-size: 0.75rem;
    padding: 0.5em 0.75em;
}

/* Form enhancements */
.form-control:focus,
.form-select:focus {
    border-color: var(--senai-light-blue);
    box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.25);
}

/* Button enhancements */
.btn-primary {
    background-color: var(--senai-light-blue);
    border-color: var(--senai-light-blue);
}

.btn-primary:hover {
    background-color: var(--senai-blue);
    border-color: var(--senai-blue);
}

.btn-success {
    background-color: var(--senai-green);
    border-color: var(--senai-green);
}

.btn-warning {
    background-color: var(--senai-orange);
    border-color: var(--senai-orange);
}

/* Table enhancements */
.table th {
    border-top: none;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.875rem;
    letter-spacing: 0.5px;
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(0,0,0,0.02);
}

/* Modal enhancements */
.modal-header {
    background: linear-gradient(135deg, var(--bs-primary) 0%, var(--bs-primary-dark) 100%);
    color: white;
    border-bottom: none;
}

.modal-header .btn-close {
    filter: invert(1);
}

/* Alert enhancements */
.alert {
    border: none;
    border-radius: 8px;
}

.alert-info {
    background-color: rgba(59, 130, 246, 0.1);
    border-left: 4px solid var(--senai-light-blue);
    color: var(--senai-blue);
}

/* Footer */
footer {
    margin-top: auto;
}

/* Mobile Install Popup */
.mobile-install-popup {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, var(--senai-blue) 0%, var(--senai-light-blue) 100%);
    color: white;
    padding: 20px;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
    z-index: 9999;
    display: none;
    animation: slideUp 0.4s ease-out;
}

.mobile-install-popup.show {
    display: block;
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.install-popup-content {
    display: flex;
    align-items: center;
    gap: 15px;
    max-width: 600px;
    margin: 0 auto;
}

.install-popup-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    flex-shrink: 0;
}

.install-popup-text {
    flex: 1;
}

.install-popup-text h6 {
    margin: 0 0 5px 0;
    font-weight: 600;
    font-size: 1rem;
}

.install-popup-text p {
    margin: 0;
    font-size: 0.85rem;
    opacity: 0.95;
}

.install-popup-buttons {
    display: flex;
    gap: 10px;
    flex-shrink: 0;
}

.install-popup-buttons .btn {
    font-size: 0.9rem;
    padding: 8px 16px;
    border-radius: 6px;
    font-weight: 600;
    white-space: nowrap;
}

.btn-install {
    background: white;
    color: var(--senai-blue);
    border: none;
}

.btn-install:hover {
    background: #f0f0f0;
    color: var(--senai-blue);
}

.btn-dismiss {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-dismiss:hover {
    background: rgba(255, 255, 255, 0.3);
    color: white;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .card-header h3,
    .card-header h4,
    .card-header h5 {
        font-size: 1rem;
    }
    
    .availability-cell {
        min-height: 50px;
        padding: 8px 4px;
        font-size: 0.75rem;
    }
    
    .btn-group-sm .btn {
        padding: 0.25rem 0.5rem;
        font-size: 0.75rem;
    }
    
    .navbar-brand {
        font-size: 0.95rem;
    }
    
    .container {
        padding-left: 15px;
        padding-right: 15px;
    }
    
    .card {
        margin-bottom: 1rem;
    }
    
    .table {
        font-size: 0.85rem;
    }
    
    .table th,
    .table td {
        padding: 0.5rem;
    }
    
    .modal-dialog {
        margin: 0.5rem;
    }
    
    .install-popup-content {
        flex-direction: column;
        text-align: center;
    }
    
    .install-popup-buttons {
        width: 100%;
        flex-direction: column;
    }
    
    .install-popup-buttons .btn {
        width: 100%;
    }
}

@media (max-width: 576px) {
    .navbar-brand {
        font-size: 0.85rem;
    }
    
    .nav-link {
        font-size: 0.9rem;
    }
    
    .card-title {
        font-size: 1.1rem;
    }
    
    .btn {
        font-size: 0.85rem;
        padding: 0.5rem 0.75rem;
    }
    
    footer {
        font-size: 0.85rem;
    }
    
    .mobile-install-popup {
        padding: 15px;
    }
    
    .install-popup-icon {
        width: 50px;
        height: 50px;
    }
    
    .install-popup-text h6 {
        font-size: 0.95rem;
    }
    
    .install-popup-text p {
        font-size: 0.8rem;
    }
}

/* Loading states */
.btn.loading {
    position: relative;
    color: transparent;
}

.btn.loading::after {
    content: "";
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    left: 50%;
    margin-left: -8px;
    margin-top: -8px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Print styles */
@media print {
    .navbar,
    .card-footer,
    .btn-group,
    .alert {
        display: none !important;
    }
    
    .card {
        border: 1px solid #dee2e6 !important;
        box-shadow: none !important;
    }
    
    .card-header {
        background: #f8f9fa !important;
        color: #212529 !important;
    }
}

/* Dark theme adjustments */
[data-bs-theme="dark"] .availability-cell.free {
    background-color: #065f46;
    border-color: #059669;
}

[data-bs-theme="dark"] .availability-cell.occupied {
    background-color: #991b1b;
    border-color: #dc2626;
}

[data-bs-theme="dark"] .bg-light {
    background-color: var(--bs-dark) !important;
    color: var(--bs-light);
}

/* Utility classes */
.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.border-start-primary {
    border-left: 4px solid var(--senai-light-blue) !important;
}

.border-start-success {
    border-left: 4px solid var(--senai-green) !important;
}

.border-start-warning {
    border-left: 4px solid var(--senai-orange) !important;
}

.border-start-danger {
    border-left: 4px solid var(--senai-red) !important;
}

/* Virtual Assistant Styles */
.virtual-assistant-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--senai-light-blue) 0%, var(--senai-blue) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.4);
    transition: all 0.3s ease;
    z-index: 1000;
}

.virtual-assistant-btn:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 6px 25px rgba(59, 130, 246, 0.6);
    background: linear-gradient(135deg, var(--senai-blue) 0%, #1e40af 100%);
}

.virtual-assistant-btn:active {
    transform: translateY(0) scale(0.95);
}

/* Chat Container */
.chat-container {
    height: 400px;
    overflow-y: auto;
    padding: 15px;
    background: rgba(248, 249, 250, 0.5);
    border-radius: 8px;
    margin-bottom: 15px;
}

[data-bs-theme="dark"] .chat-container {
    background: rgba(33, 37, 41, 0.5);
}

/* Chat Messages */
.assistant-message, .user-message {
    display: flex;
    align-items: flex-start;
    margin-bottom: 15px;
    animation: fadeIn 0.3s ease-in;
}

.user-message {
    flex-direction: row-reverse;
}

.message-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
    flex-shrink: 0;
}

.assistant-message .message-avatar {
    background: linear-gradient(135deg, var(--senai-light-blue) 0%, var(--senai-blue) 100%);
    margin-right: 10px;
}

.user-message .message-avatar {
    background: linear-gradient(135deg, var(--senai-green) 0%, #059669 100%);
    margin-left: 10px;
}

.message-content {
    background: white;
    padding: 12px 16px;
    border-radius: 12px;
    max-width: 80%;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    position: relative;
}

[data-bs-theme="dark"] .message-content {
    background: var(--bs-dark);
    border: 1px solid rgba(255,255,255,0.1);
}

.user-message .message-content {
    background: var(--senai-light-blue);
    color: white;
}

[data-bs-theme="dark"] .user-message .message-content {
    background: var(--senai-blue);
}

.message-content p {
    margin: 0;
    line-height: 1.4;
}

.message-content p + p {
    margin-top: 8px;
}

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

.message-content li {
    margin-bottom: 4px;
}

/* Chat Input */
.chat-input-container {
    border-top: 1px solid rgba(0,0,0,0.1);
    padding-top: 15px;
}

[data-bs-theme="dark"] .chat-input-container {
    border-top-color: rgba(255,255,255,0.1);
}

#chatInput {
    border-radius: 25px;
    border: 2px solid rgba(59, 130, 246, 0.2);
    padding: 12px 20px;
}

#chatInput:focus {
    border-color: var(--senai-light-blue);
    box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.25);
}

#sendChatBtn {
    border-radius: 50%;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: linear-gradient(135deg, var(--senai-light-blue) 0%, var(--senai-blue) 100%);
}

#sendChatBtn:hover {
    background: linear-gradient(135deg, var(--senai-blue) 0%, #1e40af 100%);
    transform: scale(1.05);
}

/* Loading animation */
.typing-indicator {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    background: white;
    border-radius: 12px;
    margin-right: 10px;
}

[data-bs-theme="dark"] .typing-indicator {
    background: var(--bs-dark);
    border: 1px solid rgba(255,255,255,0.1);
}

.typing-dots {
    display: flex;
    align-items: center;
    gap: 4px;
}

.typing-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--senai-light-blue);
    animation: typingDot 1.4s infinite ease-in-out;
}

.typing-dot:nth-child(1) { animation-delay: -0.32s; }
.typing-dot:nth-child(2) { animation-delay: -0.16s; }

@keyframes typingDot {
    0%, 80%, 100% { transform: scale(0.8); opacity: 0.5; }
    40% { transform: scale(1); opacity: 1; }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Welcome message styling */
.welcome-message .message-content {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(59, 130, 246, 0.05) 100%);
    border: 2px solid rgba(59, 130, 246, 0.2);
}

[data-bs-theme="dark"] .welcome-message .message-content {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15) 0%, rgba(59, 130, 246, 0.08) 100%);
    border-color: rgba(59, 130, 246, 0.3);
}

/* Suggestion buttons */
.suggestion-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin: 15px 0;
}

.suggestion-btn {
    font-size: 0.85rem;
    padding: 8px 12px;
    border-radius: 20px;
    transition: all 0.2s ease;
    text-align: left;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    border: 1px solid var(--senai-light-blue);
    color: var(--senai-light-blue);
    background: rgba(59, 130, 246, 0.05);
}

.suggestion-btn:hover {
    background: var(--senai-light-blue);
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

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

[data-bs-theme="dark"] .suggestion-btn {
    background: rgba(59, 130, 246, 0.1);
    border-color: rgba(59, 130, 246, 0.4);
    color: rgba(59, 130, 246, 0.9);
}

[data-bs-theme="dark"] .suggestion-btn:hover {
    background: var(--senai-light-blue);
    color: white;
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .virtual-assistant-btn {
        bottom: 15px;
        right: 15px;
        width: 55px;
        height: 55px;
        font-size: 22px;
    }
    
    .message-content {
        max-width: 90%;
    }
    
    .chat-container {
        height: 350px;
    }
    
    .suggestion-buttons {
        grid-template-columns: 1fr;
        gap: 6px;
    }
    
    .suggestion-btn {
        font-size: 0.8rem;
        padding: 6px 10px;
        white-space: normal;
        text-align: center;
    }
}