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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            padding: 20px;
            color: #fff;
        }

        .container {
            max-width: 1400px;
            margin: 0 auto;
        }

        .header {
            text-align: center;
            margin-bottom: 30px;
            padding: 30px;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .header h1 {
            font-size: 2.5em;
            margin-bottom: 10px;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
        }

        #loading {
            text-align: center;
            padding: 100px 20px;
            font-size: 1.3em;
            color: #fbbf24;
        }

        #content {
            display: none;
        }

        .team-panel {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            padding: 30px;
            margin-bottom: 30px;
        }

        .panel-title {
            font-size: 1.6em;
            font-weight: bold;
            margin-bottom: 25px;
            color: #fbbf24;
        }

        .roles-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin-bottom: 30px;
        }

        .role-card {
            background: rgba(255, 255, 255, 0.15);
            padding: 25px;
            border-radius: 15px;
            border: 2px solid rgba(255, 255, 255, 0.2);
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .role-card:hover {
            background: rgba(255, 255, 255, 0.25);
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
        }

        .role-card.selected {
            border-color: #4ade80;
            background: rgba(74, 222, 128, 0.2);
            box-shadow: 0 0 20px rgba(74, 222, 128, 0.4);
        }

        .role-icon {
            font-size: 3em;
            text-align: center;
            margin-bottom: 15px;
        }

        .role-name {
            font-size: 1.4em;
            font-weight: bold;
            text-align: center;
            margin-bottom: 10px;
        }

        .role-description {
            opacity: 0.9;
            line-height: 1.6;
            text-align: center;
            font-size: 0.95em;
        }

        .activities-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 20px;
        }

        .activity-card {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            padding: 30px;
            animation: fadeIn 0.5s ease;
        }

        .activity-header {
            display: flex;
            align-items: center;
            gap: 15px;
            margin-bottom: 20px;
            padding-bottom: 15px;
            border-bottom: 2px solid rgba(255, 255, 255, 0.3);
        }

        .activity-icon {
            font-size: 2.5em;
        }

        .activity-title {
            flex: 1;
            font-size: 1.5em;
            font-weight: bold;
        }

        .activity-meta {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }

        .meta-badge {
            padding: 5px 12px;
            background: rgba(251, 191, 36, 0.3);
            border-radius: 15px;
            font-size: 0.85em;
        }

        .activity-description {
            line-height: 1.7;
            opacity: 0.95;
            margin-bottom: 20px;
        }

        .steps-list {
            background: rgba(0, 0, 0, 0.3);
            padding: 20px;
            border-radius: 10px;
            margin: 20px 0;
        }

        .steps-list h4 {
            color: #4ade80;
            margin-bottom: 15px;
            font-size: 1.2em;
        }

        .steps-list ol {
            margin-left: 20px;
        }

        .steps-list li {
            margin: 10px 0;
            line-height: 1.6;
            opacity: 0.95;
        }

        .collaboration-tip {
            background: rgba(74, 222, 128, 0.2);
            border: 2px solid rgba(74, 222, 128, 0.5);
            border-radius: 10px;
            padding: 15px;
            margin-top: 15px;
        }

        .collaboration-tip strong {
            color: #4ade80;
        }

        .shared-board {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            padding: 30px;
            margin-bottom: 30px;
        }

        .board-sections {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
            margin-top: 20px;
        }

        .board-section {
            background: rgba(255, 255, 255, 0.1);
            padding: 20px;
            border-radius: 15px;
            min-height: 200px;
        }

        .section-header {
            font-size: 1.2em;
            font-weight: bold;
            margin-bottom: 15px;
            padding-bottom: 10px;
            border-bottom: 2px solid rgba(255, 255, 255, 0.3);
        }

        .note-item {
            background: rgba(251, 191, 36, 0.3);
            padding: 12px;
            border-radius: 8px;
            margin: 10px 0;
            font-size: 0.95em;
            border-left: 3px solid #fbbf24;
        }

        .navigation {
            display: flex;
            justify-content: space-between;
            gap: 15px;
            margin-top: 30px;
        }

        .nav-btn {
            padding: 15px 30px;
            background: rgba(255, 255, 255, 0.2);
            border: 2px solid rgba(255, 255, 255, 0.3);
            border-radius: 15px;
            color: white;
            text-decoration: none;
            font-size: 1em;
            transition: all 0.3s ease;
            backdrop-filter: blur(10px);
            display: flex;
            align-items: center;
            gap: 10px;
            cursor: pointer;
        }

        .nav-btn:hover {
            background: rgba(255, 255, 255, 0.3);
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }

        @media (max-width: 968px) {
            .roles-grid, .activities-section, .board-sections {
                grid-template-columns: 1fr;
            }
        }