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

        :root {
            --primary-color: #3E67A3;
            --primary-dark: #2a4c7a;
            --secondary-color: #03A180;
            --secondary-dark: #027a60;
            --accent-color: #BBE7F4;
            --light-color: #f8fafc;
            --dark-color: #1e293b;
            --text-color: #334155;
            --gray-light: #e2e8f0;
            --gray: #94a3b8;
            --shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
            --shadow-hover: 0 15px 40px rgba(62, 103, 163, 0.15);
            --transition: all 0.3s ease;
            --border-radius: 20px;
        }

        body {
            font-family: 'Tajawal', sans-serif;
            line-height: 1.8;
            color: var(--text-color);
            background: linear-gradient(135deg, #f5f7fa 0%, #e9ecf2 100%);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        .main-content {
            flex: 1;
            max-width: 1300px;
            width: 100%;
            margin: 80px auto 40px;
            padding: 0 20px;
        }

        /* Header Section */
        .page-header {
            text-align: center;
            margin-bottom: 50px;
            position: relative;
        }

        .page-header h1 {
            color: var(--primary-color);
            font-size: 2.8rem;
            font-weight: 800;
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }

        .page-header h1 i {
            color: var(--secondary-color);
            margin-left: 10px;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.1); }
            100% { transform: scale(1); }
        }

        .page-header h1::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 100px;
            height: 4px;
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            border-radius: 2px;
        }

        .page-header p {
            color: var(--gray);
            font-size: 1.2rem;
            max-width: 600px;
            margin: 25px auto 0;
        }

        /* Stats Cards */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
            margin: 40px 0;
        }

        .stat-card {
            background: white;
            border-radius: 16px;
            padding: 25px;
            box-shadow: var(--shadow);
            text-align: center;
            transition: var(--transition);
            border: 1px solid rgba(62, 103, 163, 0.1);
        }

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

        .stat-icon {
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 15px;
            color: white;
            font-size: 1.8rem;
        }

        .stat-value {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary-color);
            margin-bottom: 5px;
        }

        .stat-label {
            color: var(--gray);
            font-weight: 600;
        }

        /* Filter Section */
        .filter-section {
            background: white;
            border-radius: var(--border-radius);
            padding: 30px;
            margin-bottom: 40px;
            box-shadow: var(--shadow);
            border: 1px solid rgba(62, 103, 163, 0.1);
        }

        .filter-title {
            color: var(--primary-color);
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .filter-title i {
            color: var(--secondary-color);
        }

        .filter-controls {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            align-items: flex-end;
        }

        .filter-group {
            flex: 1;
            min-width: 200px;
        }

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

        .filter-group select {
            width: 100%;
            padding: 12px 15px;
            border: 2px solid var(--gray-light);
            border-radius: 12px;
            font-family: 'Tajawal', sans-serif;
            font-size: 1rem;
            transition: var(--transition);
            background: white;
            cursor: pointer;
        }

        .filter-group select:focus {
            border-color: var(--primary-color);
            outline: none;
            box-shadow: 0 0 0 3px rgba(62, 103, 163, 0.1);
        }

        .reset-filter {
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: white;
            border: none;
            padding: 12px 30px;
            border-radius: 12px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .reset-filter:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(62, 103, 163, 0.3);
        }

        /* Year Section */
        .year-section {
            margin-bottom: 50px;
        }

        .year-header {
            display: flex;
            align-items: center;
            gap: 15px;
            margin-bottom: 30px;
            padding-bottom: 15px;
            border-bottom: 3px solid;
            border-image: linear-gradient(90deg, var(--primary-color), var(--secondary-color)) 1;
        }

        .year-icon {
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.5rem;
        }

        .year-title {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary-color);
        }

        .year-stats {
            margin-right: auto;
            background: #f8fafc;
            padding: 8px 20px;
            border-radius: 30px;
            font-weight: 600;
            color: var(--secondary-color);
        }

        /* Quarters Grid */
        .quarters-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
        }

        /* Quarter Card */
        .quarter-card {
            background: white;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid rgba(62, 103, 163, 0.1);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

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

        .quarter-header {
            padding: 20px;
            color: white;
            position: relative;
            overflow: hidden;
        }

        .quarter-header::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(45deg, rgba(255,255,255,0.1), rgba(255,255,255,0));
            transform: translateX(-100%);
            transition: transform 0.5s ease;
        }

        .quarter-card:hover .quarter-header::before {
            transform: translateX(100%);
        }

        .quarter-name {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .quarter-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.9rem;
            opacity: 0.9;
        }

        .quarter-content {
            padding: 25px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .achievement-title {
            color: var(--primary-color);
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 15px;
            line-height: 1.5;
        }

        .achievement-text {
            color: var(--text-color);
            margin-bottom: 20px;
            line-height: 1.8;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 4;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* Media Preview */
        .media-preview {
            margin-bottom: 20px;
            border-radius: 12px;
            overflow: hidden;
            position: relative;
            cursor: pointer;
        }

        .media-preview img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            transition: var(--transition);
        }

        .quarter-card:hover .media-preview img {
            transform: scale(1.05);
        }

        .media-preview.video-preview {
            position: relative;
        }

        .play-icon-small {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 50px;
            height: 50px;
            background: rgba(255, 255, 255, 0.9);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-color);
            font-size: 1.5rem;
            transition: var(--transition);
            box-shadow: 0 5px 15px rgba(0,0,0,0.3);
        }

        .media-preview:hover .play-icon-small {
            transform: translate(-50%, -50%) scale(1.1);
            background: white;
            color: var(--secondary-color);
        }

        /* Publisher Info */
        .publisher-info {
            display: flex;
            align-items: center;
            gap: 10px;
            margin: 15px 0;
            padding: 10px 0;
            border-top: 1px solid var(--gray-light);
            border-bottom: 1px solid var(--gray-light);
        }

        .publisher-avatar {
            width: 35px;
            height: 35px;
            border-radius: 50%;
            overflow: hidden;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
        }

        .publisher-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .publisher-name {
            font-weight: 600;
            color: var(--dark-color);
        }

        /* Stats Row */
        .stats-row {
            display: flex;
            gap: 15px;
            margin: 15px 0;
            flex-wrap: wrap;
        }

        .stat-item {
            flex: 1;
            display: flex;
            align-items: center;
            gap: 5px;
            color: var(--gray);
            font-size: 0.9rem;
        }

        .stat-item i {
            color: var(--primary-color);
        }

        /* View Button */
        .view-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
            color: white;
            padding: 12px 20px;
            border-radius: 12px;
            text-decoration: none;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            border: none;
            cursor: pointer;
            width: 100%;
            margin-top: auto;
            box-shadow: 0 4px 10px rgba(62, 103, 163, 0.2);
            position: relative;
            overflow: hidden;
        }

        .view-btn::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
            transition: left 0.5s ease;
        }

        .view-btn:hover::before {
            left: 100%;
        }

        .view-btn:hover {
            background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
            transform: scale(1.02);
            box-shadow: 0 8px 20px rgba(3, 161, 128, 0.3);
        }

        /* Achievement Modal */
        .achievement-modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.9);
            z-index: 10000;
            overflow-y: auto;
            padding: 40px;
        }

        .modal-content {
            background: white;
            max-width: 800px;
            margin: 0 auto;
            border-radius: 24px;
            overflow: hidden;
            animation: modalSlide 0.4s ease;
        }

        @keyframes modalSlide {
            from {
                opacity: 0;
                transform: translateY(-50px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .modal-header {
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: white;
            padding: 30px;
            position: relative;
        }

        .modal-close {
            position: absolute;
            top: 20px;
            right: 20px;
            width: 40px;
            height: 40px;
            background: rgba(255,255,255,0.2);
            border: none;
            border-radius: 50%;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .modal-close:hover {
            background: rgba(255,255,255,0.3);
            transform: rotate(90deg);
        }

        .modal-quarter {
            display: inline-block;
            background: rgba(255,255,255,0.2);
            padding: 5px 15px;
            border-radius: 30px;
            font-size: 0.9rem;
            margin-bottom: 15px;
        }

        .modal-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 15px;
        }

        .modal-meta {
            display: flex;
            gap: 20px;
            font-size: 0.95rem;
            opacity: 0.9;
        }

        .modal-body {
            padding: 30px;
        }

        .modal-media {
            margin-bottom: 30px;
            border-radius: 12px;
            overflow: hidden;
        }

        .modal-media img,
        .modal-media video,
        .modal-media iframe {
            width: 100%;
            max-height: 400px;
            object-fit: cover;
        }

        .modal-content-text {
            line-height: 1.9;
            color: var(--text-color);
        }

        .modal-footer {
            padding: 20px 30px;
            border-top: 1px solid var(--gray-light);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .modal-views {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--gray);
        }

        .modal-views i {
            color: var(--primary-color);
        }

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

        .share-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: #f8fafc;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-color);
            text-decoration: none;
            transition: var(--transition);
        }

        .share-btn:hover {
            background: var(--primary-color);
            color: white;
            transform: translateY(-3px);
        }

        /* No Achievements */
        .no-achievements-container {
            text-align: center;
            background: white;
            border-radius: var(--border-radius);
            padding: 70px 40px;
            box-shadow: var(--shadow);
            border: 1px solid rgba(62, 103, 163, 0.1);
            max-width: 600px;
            margin: 40px auto;
        }

        .icon-wrapper {
            width: 130px;
            height: 130px;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 30px;
            box-shadow: 0 15px 30px rgba(3, 161, 128, 0.3);
            animation: float 3s ease-in-out infinite;
        }

        @keyframes float {
            0% { transform: translateY(0px); }
            50% { transform: translateY(-10px); }
            100% { transform: translateY(0px); }
        }

        .icon-wrapper i {
            font-size: 65px;
            color: white;
        }

        .no-achievements-container h2 {
            color: var(--primary-color);
            font-size: 2rem;
            margin-bottom: 20px;
        }

        /* Back Button */
        .back-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: white;
            padding: 15px 45px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            transition: var(--transition);
            border: none;
            cursor: pointer;
            margin-top: 30px;
            box-shadow: 0 4px 15px rgba(62, 103, 163, 0.3);
        }

        .back-btn:hover {
            background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
            transform: scale(1.05);
            box-shadow: 0 8px 25px rgba(3, 161, 128, 0.4);
        }

        /* Loading */
        .loading {
            text-align: center;
            padding: 60px;
            display: none;
        }

        .loading i {
            font-size: 3rem;
            color: var(--primary-color);
            animation: spin 1s linear infinite;
        }

        @keyframes spin {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }

        /* Responsive */
        @media (max-width: 992px) {
            .main-content {
                margin: 100px auto 30px;
            }

            .quarters-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .main-content {
                margin: 80px auto 20px;
                padding: 0 15px;
            }

            .page-header h1 {
                font-size: 2rem;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .quarters-grid {
                grid-template-columns: 1fr;
            }

            .filter-controls {
                flex-direction: column;
            }

            .reset-filter {
                width: 100%;
            }

            .year-header {
                flex-wrap: wrap;
            }

            .year-stats {
                margin-right: 0;
                width: 100%;
            }
        }

        @media (max-width: 480px) {
            .page-header h1 {
                font-size: 1.6rem;
            }

            .stats-grid {
                grid-template-columns: 1fr;
            }

            .modal-content {
                margin: 20px;
            }

            .modal-header {
                padding: 20px;
            }

            .modal-title {
                font-size: 1.5rem;
            }

            .modal-body {
                padding: 20px;
            }
        }