/**
 * Student Daily Current Lesson Attendance - Compact Mobile Styles
 * @author selcukmart <admin@hostingdevi.com>
 * @version 1.0.0
 * @date 19.07.2025
 *
 * CSS Classes prefixed with 'sdcla-' to prevent conflicts with existing libraries
 */

/* Reset and base styles */
.sdcla-lesson-card *,
.sdcla-no-lesson-card *,
.sdcla-no-data-card * {
    box-sizing: border-box;
}

/* Lesson Card */
.sdcla-lesson-card {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    margin: 10px;
    overflow: hidden;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Lesson Header */
.sdcla-lesson-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 15px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.sdcla-lesson-title h3 {
    margin: 0 0 5px 0;
    font-size: 18px;
    font-weight: 600;
}

.sdcla-lesson-type {
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 12px;
    background: rgba(255,255,255,0.2);
    border: 1px solid rgba(255,255,255,0.3);
}

.sdcla-lesson-type.sdcla-private {
    background: rgba(255, 193, 7, 0.2);
    border-color: rgba(255, 193, 7, 0.3);
}

.sdcla-lesson-status {
    text-align: right;
    min-width: 80px;
}

.sdcla-status-badge {
    font-size: 10px;
    padding: 3px 8px;
    border-radius: 10px;
    background: rgba(40, 167, 69, 0.2);
    border: 1px solid rgba(40, 167, 69, 0.3);
    display: block;
    margin-bottom: 5px;
}

.sdcla-status-badge.sdcla-active {
    background: rgba(40, 167, 69, 0.2);
    border-color: rgba(40, 167, 69, 0.3);
}

.sdcla-time-remaining {
    font-size: 12px;
    font-weight: 500;
    opacity: 0.9;
}

/* Lesson Details */
.sdcla-lesson-details {
    padding: 15px;
    background: #f8f9fa;
}

.sdcla-detail-row {
    display: flex;
    align-items: center;
    margin-bottom: 8px;
    font-size: 14px;
}

.sdcla-detail-row:last-child {
    margin-bottom: 0;
}

.sdcla-detail-row i {
    width: 20px;
    color: #6c757d;
    margin-right: 10px;
    font-size: 13px;
}

.sdcla-detail-row span {
    color: #495057;
    font-weight: 500;
}

/* Attendance Section */
.sdcla-attendance-section {
    padding: 15px;
    background: white;
}

.sdcla-attendance-status {
    margin-bottom: 15px;
    text-align: center;
}

.sdcla-status-pending {
    color: #856404;
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    padding: 10px;
    border-radius: 6px;
    font-size: 13px;
}

.sdcla-status-success {
    color: #155724;
    background: #d4edda;
    border: 1px solid #c3e6cb;
    padding: 10px;
    border-radius: 6px;
    font-size: 13px;
}

.sdcla-status-danger {
    color: #721c24;
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    padding: 10px;
    border-radius: 6px;
    font-size: 13px;
}

.sdcla-location-info {
    margin-bottom: 15px;
    text-align: center;
    padding: 10px;
    background: #e3f2fd;
    border-radius: 6px;
    font-size: 13px;
    color: #1565c0;
}

.sdcla-location-checking i {
    margin-right: 8px;
}

.sdcla-location-error {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

/* Attendance Buttons */
.sdcla-attendance-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.sdcla-btn-attendance {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 15px 10px;
    border: 2px solid;
    border-radius: 8px;
    background: white;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    min-height: 70px;
}

.sdcla-btn-present {
    color: #28a745;
    border-color: #28a745;
}

.sdcla-btn-present:hover:not(:disabled) {
    background: #28a745;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(40, 167, 69, 0.3);
}

.sdcla-btn-absent {
    color: #dc3545;
    border-color: #dc3545;
}

.sdcla-btn-absent:hover:not(:disabled) {
    background: #dc3545;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(220, 53, 69, 0.3);
}

.sdcla-btn-attendance:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

.sdcla-btn-attendance.sdcla-selected {
    transform: scale(0.98);
}

.sdcla-btn-present.sdcla-selected {
    background: #28a745;
    color: white;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.2);
}

.sdcla-btn-absent.sdcla-selected {
    background: #dc3545;
    color: white;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.2);
}

.sdcla-btn-attendance i {
    font-size: 18px;
    margin-bottom: 5px;
}

.sdcla-btn-attendance span {
    font-size: 11px;
    line-height: 1.2;
}

/* No Lesson/Data Cards */
.sdcla-no-lesson-card,
.sdcla-no-data-card {
    text-align: center;
    padding: 40px 20px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    margin: 10px;
}

.sdcla-no-lesson-icon,
.sdcla-no-data-icon {
    font-size: 48px;
    color: #dee2e6;
    margin-bottom: 15px;
    animation: sdcla-pulse 2s infinite;
}

.sdcla-no-lesson-card h3,
.sdcla-no-data-card h3 {
    color: #6c757d;
    margin: 0 0 10px 0;
    font-size: 18px;
    font-weight: 500;
}

.sdcla-no-lesson-card p,
.sdcla-no-data-card p {
    color: #6c757d;
    margin: 0 0 20px 0;
    font-size: 14px;
    line-height: 1.5;
}

.sdcla-btn-reload {
    background: #007bff;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    font-size: 14px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.sdcla-btn-reload:hover {
    background: #0056b3;
}

.sdcla-btn-reload i {
    margin-right: 5px;
}

/* Location Requirements */
.sdcla-location-requirement-warning {
    margin-top: 10px;
    padding: 8px;
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    border-radius: 4px;
    font-size: 12px;
}

.sdcla-location-requirement-warning i {
    color: #856404;
}

.sdcla-location-requirement-warning span {
    color: #856404;
}

.sdcla-location-details {
    margin-top: 10px;
    font-size: 12px;
    color: #6c757d;
    text-align: center;
}

/* Animations */
@keyframes sdcla-pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

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

.sdcla-lesson-card {
    animation: sdcla-fadeIn 0.5s ease-out;
}

/* Loading states */
.sdcla-btn-attendance.sdcla-loading {
    position: relative;
    color: transparent !important;
}

.sdcla-btn-attendance.sdcla-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    animation: sdcla-spin 1s linear infinite;
    opacity: 0.7;
}

@keyframes sdcla-spin {
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

/* Responsive adjustments */
@media (max-width: 480px) {
    .sdcla-lesson-card {
        margin: 5px;
        border-radius: 6px;
    }

    .sdcla-lesson-header {
        padding: 12px;
    }

    .sdcla-lesson-title h3 {
        font-size: 16px;
    }

    .sdcla-lesson-details,
    .sdcla-attendance-section {
        padding: 12px;
    }

    .sdcla-detail-row {
        font-size: 13px;
    }

    .sdcla-btn-attendance {
        padding: 12px 8px;
        min-height: 60px;
    }

    .sdcla-btn-attendance i {
        font-size: 16px;
    }

    .sdcla-btn-attendance span {
        font-size: 10px;
    }
}

@media (max-width: 360px) {
    .sdcla-lesson-card {
        margin: 2px;
    }

    .sdcla-lesson-header {
        padding: 10px;
        flex-direction: column;
        text-align: center;
    }

    .sdcla-lesson-status {
        margin-top: 10px;
        text-align: center;
        min-width: auto;
    }

    .sdcla-attendance-buttons {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .sdcla-btn-attendance {
        flex-direction: row;
        min-height: 50px;
    }

    .sdcla-btn-attendance i {
        margin-right: 8px;
        margin-bottom: 0;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .sdcla-lesson-card {
        border: 2px solid #000;
    }

    .sdcla-btn-attendance {
        border-width: 3px;
    }

    .sdcla-status-pending,
    .sdcla-status-success,
    .sdcla-status-danger {
        border-width: 2px;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .sdcla-lesson-card,
    .sdcla-btn-attendance,
    .sdcla-no-lesson-icon,
    .sdcla-no-data-icon {
        animation: none;
        transition: none;
    }

    .sdcla-btn-attendance:hover {
        transform: none;
    }
}