{% extends "base.html" %}

{% block title %}Quiz Levels - Rainwater Quest{% endblock %}

{% block content %}
<link href="https://fonts.googleapis.com/css2?family=Montserrat:wght@600;700&family=Open+Sans:wght@400;600&display=swap" rel="stylesheet">
<style>
    /* Professional Quiz Levels Component Styles */
    :root {
        --primary-blue: #007bff; /* Main interactive color (Water/Sky) */
        --secondary-green: #28a745; /* Completion/Growth color (Earth/Green) */
        --accent-teal: #17a2b8; /* Active/Highlight color (Teal-ish for water flow) */
        --light-grey: #f8f9fa; /* Background for cards */
        --medium-grey: #e9ecef; /* Border/separator */
        --dark-text: #343a40; /* Primary text color */
        --light-text: #ffffff; /* White text for contrast */
        --locked-dim: #6c757d; /* Dimmed color for locked elements */

        --card-border-radius: 12px;
        --soft-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
        --hover-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
        --transition-speed: 0.3s ease;
    }

    /* Basic body styling to support the component if it's the only thing on the page */
    body {
        margin: 0;
        padding: 0;
        background: linear-gradient(135deg, #e0f2f7 0%, #b3e5fc 100%); /* Overall soft background */
        min-height: 100vh;
        display: flex;
        justify-content: center;
        align-items: flex-start; /* Align to top, allow scrolling if needed */
        font-family: 'Open Sans', sans-serif;
        color: var(--dark-text);
        box-sizing: border-box; /* Ensures padding and border are included in element's total width and height */
    }

    /* Overall container for the Quiz Levels component */
    .quiz-levels-section {
        background-color: #fff; /* White background for the main section content */
        padding: 30px;
        border-radius: var(--card-border-radius);
        box-shadow: var(--soft-shadow);
        margin: 40px auto; /* Center the component with some vertical spacing */
        max-width: 1200px; /* Max width for larger screens */
        width: 95%; /* Responsive width */
        color: var(--dark-text);
        text-align: center;
        box-sizing: border-box;
    }

    .quiz-levels-section h2 {
        font-family: 'Montserrat', sans-serif;
        font-size: 2.5em; /* Slightly larger for emphasis */
        color: var(--primary-blue);
        margin-bottom: 30px; /* More spacing */
        text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1); /* Subtle text shadow */
    }

    /* Grid for quiz level cards */
    .quiz-levels-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); /* Responsive grid */
        gap: 25px;
        justify-content: center;
    }

    /* Individual Quiz Level Card */
    .quiz-level-card {
        background-color: var(--light-grey);
        border-radius: var(--card-border-radius);
        box-shadow: var(--soft-shadow);
        padding: 20px;
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        transition: transform var(--transition-speed), box-shadow var(--transition-speed);
        border: 1px solid var(--medium-grey);
        position: relative;
        overflow: hidden; /* For pseudo-element effects if any were added */
        min-height: 220px; /* Ensure cards have a minimum consistent height */
        box-sizing: border-box;
    }

    .quiz-level-card:hover:not(.locked) {
        transform: translateY(-5px);
        box-shadow: var(--hover-shadow);
    }

    .level-icon {
        font-size: 3.2em; /* Slightly larger icon */
        margin-bottom: 12px;
        line-height: 1;
        color: var(--primary-blue);
    }

    .level-number {
        font-family: 'Montserrat', sans-serif;
        font-size: 1.9em; /* Slightly larger number */
        font-weight: 700;
        color: var(--dark-text);
        margin-bottom: 8px;
    }

    .level-title {
        font-family: 'Open Sans', sans-serif;
        font-size: 1em; /* Adjusted size */
        font-weight: 600;
        color: var(--dark-text);
        min-height: 45px; /* Ensure consistent card height for title */
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 20px; /* More spacing */
        line-height: 1.3;
    }

    .level-actions {
        display: flex;
        flex-direction: column;
        gap: 10px;
        width: 100%;
        margin-top: auto; /* Push actions to the bottom */
    }

    .level-actions a, .level-actions button {
        display: block;
        width: 100%;
        padding: 12px 15px; /* More padding for buttons */
        border-radius: 8px;
        text-decoration: none;
        font-family: 'Open Sans', sans-serif;
        font-weight: 600;
        font-size: 0.95em; /* Slightly larger font */
        cursor: pointer;
        transition: background-color var(--transition-speed), transform 0.1s ease;
        box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
        border: none;
        color: var(--light-text);
    }

    /* Action button styles based on context */
    .level-actions .btn-start-level {
        background-color: var(--primary-blue);
        width: 150px;
    }
    .level-actions .btn-start-level:hover {
        background-color: #0056b3;
        transform: translateY(-1px);
    }

    .level-actions .btn-take-quiz {
        background-color: var(--secondary-green);
        width: 150px;
    }
    .level-actions .btn-take-quiz:hover {
        background-color: #218838;
        transform: translateY(-1px);
    }

    .level-actions .btn-score {
        background-color: var(--locked-dim);
        cursor: default;
        font-style: italic;
        box-shadow: inset 0 1px 3px rgba(0,0,0,0.1);
    }
    .level-actions .btn-score:hover {
        background-color: var(--locked-dim);
        transform: none;
    }


    /* Card Status Styles */
    .quiz-level-card.locked {
        opacity: 0.6; /* More subtle dimming */
        cursor: not-allowed;
        background-color: var(--medium-grey);
        border-color: #ced4da;
    }
    .quiz-level-card.locked:hover {
        transform: none; /* No hover effect for locked cards */
        box-shadow: var(--soft-shadow);
    }
    .quiz-level-card.locked .level-icon,
    .quiz-level-card.locked .level-number,
    .quiz-level-card.locked .level-title {
        color: var(--locked-dim);
    }
    .quiz-level-card.locked .level-actions button,
    .quiz-level-card.locked .level-actions a {
        background-color: #adb5bd;
        cursor: not-allowed;
        box-shadow: none;
    }
    .quiz-level-card.locked .level-actions button:hover,
    .quiz-level-card.locked .level-actions a:hover {
        background-color: #adb5bd;
        transform: none;
    }

    .quiz-level-card.active {
        border-color: var(--accent-teal);
        box-shadow: 0 0 18px rgba(23, 162, 184, 0.4); /* Stronger shadow for active */
        animation: pulse-active 1.5s infinite alternate ease-in-out;
        background: linear-gradient(135deg, #e8f7f9, #c5e6ed); /* Light gradient for active */
    }
    .quiz-level-card.active .level-icon {
        color: var(--accent-teal);
    }

    .quiz-level-card.completed {
        border-color: var(--secondary-green);
        background: linear-gradient(135deg, #e9f7eb, #d4edda); /* Light gradient for completed */
    }
    .quiz-level-card.completed .level-icon {
        color: var(--secondary-green);
    }
    /* No btn-watch specific style as it's replaced by start-level */


    /* Animations */
    @keyframes pulse-active {
        0% { transform: scale(1); box-shadow: 0 0 18px rgba(23, 162, 184, 0.4); }
        100% { transform: scale(1.02); box-shadow: 0 0 25px rgba(23, 162, 184, 0.6); }
    }

    /* Responsive Adjustments */
    @media (max-width: 992px) {
        .quiz-levels-grid {
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); /* Slightly smaller cards */
            gap: 20px;
        }
        .quiz-level-card {
            min-height: 200px;
        }
    }

    @media (max-width: 768px) {
        .quiz-levels-section {
            padding: 25px;
            margin: 20px auto;
        }
        .quiz-levels-section h2 {
            font-size: 2em;
            margin-bottom: 25px;
        }
        .quiz-levels-grid {
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); /* Even smaller cards */
            gap: 15px;
        }
        .quiz-level-card {
            padding: 18px;
            min-height: 180px;
        }
        .level-icon {
            font-size: 2.8em;
        }
        .level-number {
            font-size: 1.6em;
        }
        .level-title {
            font-size: 0.9em;
            min-height: 40px;
            margin-bottom: 15px;
        }
        .level-actions a, .level-actions button {
            padding: 10px 12px;
            font-size: 0.88em;
        }
    }

    @media (max-width: 576px) {
        .quiz-levels-section {
            padding: 15px;
            margin: 10px;
            width: auto; /* Allow content to dictate width, with padding */
        }
        .quiz-levels-section h2 {
            font-size: 1.7em;
            margin-bottom: 20px;
        }
        .quiz-levels-grid {
            grid-template-columns: 1fr; /* Stack vertically on very small screens */
            gap: 12px;
        }
        .quiz-level-card {
            min-height: unset; /* Allow height to adjust to content */
        }
        .level-title {
            min-height: unset;
        }
    }

    /* Styles for the new sections */
    .user-info-section, .certificate-section {
        background-color: var(--light-grey);
        padding: 20px;
        border-radius: var(--card-border-radius);
        box-shadow: var(--soft-shadow);
        margin-top: 30px;
        text-align: left;
        border: 1px solid var(--medium-grey);
    }
    .user-info-section h3, .certificate-section h3 {
        font-family: 'Montserrat', sans-serif;
        color: var(--primary-blue);
        margin-bottom: 15px;
    }
    .user-info-section form {
        display: flex;
        gap: 10px;
        align-items: center;
    }
    .user-info-section input[type="text"] {
        flex-grow: 1;
        padding: 10px;
        border: 1px solid var(--medium-grey);
        border-radius: 6px;
        font-size: 1em;
    }
    .user-info-section button {
        background-color: var(--accent-teal);
        color: var(--light-text);
        padding: 10px 15px;
        border: none;
        border-radius: 6px;
        cursor: pointer;
        font-weight: 600;
        transition: background-color var(--transition-speed);
    }
    .user-info-section button:hover {
        background-color: #138496;
    }
    .certificate-section .btn-certificate {
        background-color: #f0ad4e; /* Warning-like color for certificate */
        color: var(--light-text);
        padding: 12px 20px;
        border: none;
        border-radius: 8px;
        text-decoration: none;
        font-family: 'Open Sans', sans-serif;
        font-weight: 700;
        font-size: 1.1em;
        display: inline-block;
        margin-top: 20px;
        transition: background-color var(--transition-speed);
    }
    .certificate-section .btn-certificate:hover {
        background-color: #ec971f;
    }
</style>

<section class="quiz-levels-section">
    <h2>Rainwater Harvesting Learning Path</h2>

    <div class="user-info-section">
        <h3>Hello, {% if username %}{{ username }}{% else %}Guest{% endif %}!</h3>
        <p>Current Points: <strong>{{ user_progress.points }}</strong></p>
        <form action="{{ url_for('set_username') }}" method="POST">
            <label for="username">Set Your Name for Certificate:</label>
            <input type="text" id="username" name="username" placeholder="Enter your name" value="{{ username }}" required>
            <button type="submit">Save Name</button>
        </form>
    </div>

    {% if all_videos_and_quizzes_completed %}
    <div class="certificate-section">
        <h3>Congratulations, you've completed the course!</h3>
        <p>You've earned the "Ultimate HydroHero" badge!</p>
        <a href="{{ url_for('certificate') }}" class="btn-certificate">View & Print Your Certificate</a>
    </div>
    {% endif %}

    <h3>Your Learning Progress</h3>
    <div class="quiz-levels-grid">
        {# Loop through actual video data from your backend #}
        {% for video in videos %}
            {% set video_id = video.id %}
            {% set is_completed = video_id in user_progress.completed_videos %}
            {% set quiz_taken = video_id in user_progress.video_quiz_scores %}
            {# Determine if the node is active: first node, or previous node completed #}
            {% set is_active = not is_completed and (loop.index0 == 0 or videos[loop.index0 - 1].id in user_progress.completed_videos) %}
            {% set is_locked = not is_completed and not is_active %}

            <div class="quiz-level-card {% if is_completed %}completed{% elif is_active %}active{% elif is_locked %}locked{% endif %}">
                <div class="level-icon">
                    {% if is_completed %}✅{% elif is_active %}▶️{% else %}🔒{% endif %} {# Thematic icons based on status #}
                </div>
                <div class="level-number">Level {{ loop.index }}</div>
                <div class="level-title">{{ video.title }}</div>

                <div class="level-actions">
                    {% if is_locked %}
                        <button disabled>Locked</button>
                    {% elif is_active %}
                        <a href="{{ url_for('start_level', video_id=video.id) }}" class="btn-start-level">Start Level</a>
                    {% elif is_completed and not quiz_taken %}
                        <a href="{{ url_for('quiz', video_id=video.id) }}" class="btn-take-quiz">Take Quiz</a>
                    {% elif quiz_taken %}
                        <button class="btn-score">Score: {{ user_progress.video_quiz_scores[video_id] }} Pts</button>
                    {% endif %}
                </div>
            </div>
        {% endfor %}

        {# Placeholder for remaining levels if 'videos' list is less than 10 #}
        {% if videos|length < 10 %}
            {% for i in range(videos|length + 1, 11) %} {# Start from the next level number up to 10 #}
                <div class="quiz-level-card locked">
                    <div class="level-icon">🔒</div>
                    <div class="level-number">Level {{ i }}</div>
                    <div class="level-title">Upcoming Topic</div>
                    <div class="level-actions">
                        <button disabled>Locked</button>
                    </div>
                </div>
            {% endfor %}
        {% endif %}

    </div>

    <div class="badges-container">
        <h3>Your Badges:</h3>
        {% if user_progress.unlocked_badges %}
            <ul>
                {% for badge in user_progress.unlocked_badges %}
                    <li>{{ badge.name }}: {{ badge.description }}</li>
                {% endfor %}
            </ul>
        {% else %}
            <p>No badges unlocked yet. Keep learning!</p>
        {% endif %}
    </div>

</section>
{% endblock %}