:root {
            --primary: #0059A5;
            --primary-dark: #004080;
            --secondary: #6ACCEB;
            --gray-50: #F9FAFB;
            --gray-100: #F3F4F6;
            --gray-200: #E5E7EB;
            --gray-300: #D1D5DB;
            --gray-400: #9CA3AF;
            --gray-500: #6B7280;
            --gray-600: #4B5563;
            --gray-700: #374151;
            --gray-800: #1F2937;
            --green: #10b981;
            --amber: #f59e0b;
            --red: #ef4444;
            --purple: #8b5cf6;
            --bg-main: #F5F7FA;
            --card-bg: #FFFFFF;
            --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
            --radius: 12px;
        }

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

        body {
            font-family: 'Inter', sans-serif;
            background-color: var(--bg-main);
            color: var(--gray-800);
            line-height: 1.6;
        }

        /* NAVBAR */
        nav {
            position: sticky;
            top: 0;
            background: var(--card-bg);
            border-bottom: 1px solid var(--gray-200);
            padding: 1rem 2rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            z-index: 100;
            box-shadow: var(--shadow-sm);
        }

        .navbar-left {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .logo {
            height: 40px;
            width: auto;
        }

        .navbar-separator {
            width: 1px;
            height: 24px;
            background: var(--gray-300);
        }

        .platform-text {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--gray-700);
        }

        .navbar-right {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .avatar-group {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }

        .avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: 600;
            font-size: 0.875rem;
        }

        .user-info {
            text-align: right;
        }

        .user-name {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--gray-800);
        }

        .user-subtitle {
            font-size: 0.8rem;
            color: var(--gray-500);
        }

        /* MAIN CONTENT */
        main {
            padding: 2rem;
            max-width: 1400px;
            margin: 0 auto;
        }

        /* WELCOME HEADER */
        .welcome-section {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            margin-bottom: 2.5rem;
        }

        .welcome-content h1 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--gray-800);
        }

        .welcome-subtitle {
            font-size: 0.95rem;
            color: var(--gray-500);
        }

        .progress-indicator {
            background: var(--card-bg);
            padding: 1rem 1.5rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow-md);
            min-width: 200px;
            text-align: right;
        }

        .progress-label {
            font-size: 0.8rem;
            color: var(--gray-500);
            margin-bottom: 0.5rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            font-weight: 600;
        }

        .progress-text {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 0.75rem;
        }

        .progress-bar {
            width: 100%;
            height: 6px;
            background: var(--gray-200);
            border-radius: 3px;
            overflow: hidden;
        }

        .progress-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            width: 50%;
        }

        /* TWO-COLUMN TOP ROW */
        .top-row {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 2rem;
            margin-bottom: 2.5rem;
        }

        /* MENTOR ASSIGNMENT CARD */
        .mentor-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow-md);
            padding: 1.5rem;
            border-left: 4px solid var(--primary);
        }

        .mentor-header {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            margin-bottom: 1.5rem;
        }

        .mentor-avatar {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: 600;
            font-size: 1rem;
            flex-shrink: 0;
        }

        .mentor-info {
            flex: 1;
        }

        .mentor-badge {
            display: inline-block;
            background: var(--primary);
            color: white;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 0.25rem 0.75rem;
            border-radius: 4px;
            margin-bottom: 0.5rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .mentor-name {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--gray-800);
            display: block;
            margin-bottom: 0.25rem;
        }

        .mentor-title {
            font-size: 0.85rem;
            color: var(--gray-500);
        }

        .meeting-info {
            background: var(--gray-50);
            padding: 1rem;
            border-radius: 8px;
            margin-bottom: 1.5rem;
        }

        .meeting-label {
            font-size: 0.75rem;
            color: var(--gray-500);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            font-weight: 600;
            margin-bottom: 0.25rem;
        }

        .meeting-time {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--gray-800);
        }

        .button-group {
            display: flex;
            gap: 1rem;
        }

        .btn {
            padding: 0.75rem 1.5rem;
            border-radius: 8px;
            font-size: 0.9rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.2s ease;
            border: none;
            font-family: 'Inter', sans-serif;
        }

        .btn-primary {
            background: var(--primary);
            color: white;
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-md);
        }

        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--gray-300);
            color: var(--gray-700);
        }

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--gray-50);
        }

        /* STICKBALL CARD */
        .stickball-card {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: var(--radius);
            box-shadow: var(--shadow-md);
            padding: 1.5rem;
            color: white;
            display: flex;
            flex-direction: column;
        }

        .stickball-header {
            margin-bottom: 1.5rem;
        }

        .stickball-icon {
            width: 48px;
            height: 48px;
            background: rgba(255, 255, 255, 0.2);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1rem;
            font-size: 1.5rem;
        }

        .stickball-heading {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }

        .stickball-unit {
            font-size: 0.9rem;
            opacity: 0.9;
            margin-bottom: 0.75rem;
        }

        .unit-progress-bar {
            width: 100%;
            height: 6px;
            background: rgba(255, 255, 255, 0.3);
            border-radius: 3px;
            overflow: hidden;
            margin-bottom: 1.5rem;
        }

        .unit-progress-fill {
            height: 100%;
            background: white;
            width: 37.5%;
        }

        .stickball-tagline {
            font-size: 0.85rem;
            opacity: 0.85;
            margin-bottom: 1rem;
        }

        .btn-stickball {
            background: white;
            color: var(--primary);
            align-self: flex-start;
        }

        .btn-stickball:hover {
            background: var(--gray-50);
        }

        /* MIDDLE ROW - THREE COLUMNS */
        .middle-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
            margin-bottom: 2.5rem;
        }

        .card {
            background: var(--card-bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow-md);
            padding: 1.5rem;
        }

        .card-heading {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .card-badge {
            background: var(--primary);
            color: white;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.3rem 0.6rem;
            border-radius: 4px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        /* SKILLS DEVELOPED */
        .skill-category {
            margin-bottom: 1.5rem;
        }

        .skill-category:last-child {
            margin-bottom: 0;
        }

        .category-title {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--gray-700);
            margin-bottom: 1rem;
        }

        .category-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            flex-shrink: 0;
        }

        .dot-blue {
            background: var(--primary);
        }

        .dot-green {
            background: var(--green);
        }

        .dot-purple {
            background: var(--purple);
        }

        .skill-item {
            margin-bottom: 1rem;
        }

        .skill-item:last-child {
            margin-bottom: 0;
        }

        .skill-name {
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--gray-700);
            margin-bottom: 0.5rem;
            display: flex;
            justify-content: space-between;
        }

        .skill-percentage {
            color: var(--gray-500);
            font-size: 0.8rem;
        }

        .skill-bar {
            width: 100%;
            height: 6px;
            background: var(--gray-200);
            border-radius: 3px;
            overflow: hidden;
        }

        .skill-fill {
            height: 100%;
            border-radius: 3px;
        }

        .skill-fill-blue {
            background: var(--primary);
        }

        .skill-fill-green {
            background: var(--green);
        }

        .skill-fill-purple {
            background: var(--purple);
        }

        /* MY RESUME */
        .resume-preview {
            background: var(--gray-50);
            border: 2px dashed var(--gray-300);
            border-radius: 8px;
            height: 120px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1rem;
            color: var(--gray-400);
        }

        .resume-icon {
            width: 48px;
            height: 48px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
        }

        .resume-meta {
            font-size: 0.8rem;
            color: var(--gray-500);
            margin-bottom: 1rem;
        }

        .resume-completion {
            margin-bottom: 1.5rem;
        }

        .completion-label {
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--gray-700);
            margin-bottom: 0.5rem;
            display: flex;
            justify-content: space-between;
        }

        .completion-percentage {
            color: var(--primary);
            font-weight: 600;
        }

        .resume-suggestion {
            background: var(--gray-50);
            padding: 0.75rem;
            border-radius: 6px;
            font-size: 0.85rem;
            color: var(--gray-700);
            margin-bottom: 1.5rem;
        }

        /* TO-DO LIST */
        .todo-item {
            display: flex;
            align-items: flex-start;
            gap: 0.75rem;
            padding: 0.75rem;
            margin-bottom: 0.75rem;
            border-radius: 6px;
            transition: background 0.2s ease;
        }

        .todo-item:hover {
            background: var(--gray-50);
        }

        .todo-item.completed .todo-text {
            text-decoration: line-through;
            color: var(--gray-400);
        }

        .todo-checkbox {
            width: 20px;
            height: 20px;
            border: 2px solid var(--gray-300);
            border-radius: 4px;
            cursor: pointer;
            flex-shrink: 0;
            margin-top: 2px;
            transition: all 0.2s ease;
        }

        .todo-checkbox:hover {
            border-color: var(--primary);
        }

        .todo-item.completed .todo-checkbox {
            background: var(--green);
            border-color: var(--green);
        }

        .todo-content {
            flex: 1;
        }

        .todo-text {
            font-size: 0.9rem;
            color: var(--gray-800);
            margin-bottom: 0.25rem;
        }

        .todo-due {
            font-size: 0.8rem;
            color: var(--gray-500);
        }

        .todo-add {
            width: 100%;
            padding: 0.75rem;
            border: 1.5px solid var(--gray-300);
            background: transparent;
            border-radius: 8px;
            color: var(--gray-700);
            font-size: 0.9rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.2s ease;
            margin-top: 0.5rem;
        }

        .todo-add:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        /* EVENTS SECTION */
        .events-card {
            grid-column: 1 / -1;
        }

        .events-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .event-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 1rem;
            background: var(--gray-50);
            border-radius: 8px;
            transition: background 0.2s ease;
        }

        .event-item:hover {
            background: var(--gray-100);
        }

        .event-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            flex-shrink: 0;
        }

        .dot-primary {
            background: var(--primary);
        }

        .dot-red {
            background: var(--red);
        }

        .dot-purple {
            background: var(--purple);
        }

        .dot-amber {
            background: var(--amber);
        }

        .event-content {
            flex: 1;
        }

        .event-date {
            font-size: 0.8rem;
            color: var(--gray-500);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            font-weight: 600;
            margin-bottom: 0.25rem;
        }

        .event-name {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--gray-800);
        }

        .event-time {
            font-size: 0.85rem;
            color: var(--gray-500);
            margin-left: auto;
        }

        /* RESPONSIVE */
        @media (max-width: 1024px) {
            .top-row {
                grid-template-columns: 1fr;
            }

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

            .welcome-section {
                flex-direction: column;
                gap: 1.5rem;
            }
        }

        @media (max-width: 640px) {
            main {
                padding: 1rem;
            }

            .welcome-content h1 {
                font-size: 1.5rem;
            }

            .middle-row {
                grid-template-columns: 1fr;
            }

            nav {
                padding: 1rem;
                flex-wrap: wrap;
                gap: 1rem;
            }

            .platform-text {
                display: none;
            }

            .navbar-separator {
                display: none;
            }
        }