@import url('https://fonts.googleapis.com/css2?family=Noto+Naskh+Arabic:wght@400;700&family=Noto+Nastaliq+Urdu&family=Outfit:wght@300;400;500;600;700&display=swap');

/* --- Reset & Base --- */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Outfit', sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color 0.3s, color 0.3s;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* --- Theme Variables --- */
:root {
    /* Parent Theme (Sleek Dark Mode) */
    --p-bg-color: #0b0f19;
    --p-card-bg: rgba(22, 30, 49, 0.7);
    --p-text-color: #f8fafc;
    --p-text-muted: #94a3b8;
    --p-border: rgba(255, 255, 255, 0.08);
    --p-accent: #6366f1;
    --p-accent-hover: #4f46e5;
    --p-success: #10b981;
    --p-warning: #f59e0b;
    --p-danger: #ef4444;
    
    /* Active Theme Defaults (Starts as Parent) */
    --bg-color: var(--p-bg-color);
    --card-bg: var(--p-card-bg);
    --text-color: var(--p-text-color);
    --text-muted: var(--p-text-muted);
    --border: var(--p-border);
    --accent: var(--p-accent);
    --accent-hover: var(--p-accent-hover);
    --success: var(--p-success);
    --warning: var(--p-warning);
    --danger: var(--p-danger);
    --shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

/* Child Theme (Warm Playful Light Mode) Override */
body.child-mode {
    --bg-color: #fefcf6;
    --card-bg: #ffffff;
    --text-color: #2e2a25;
    --text-muted: #7c7267;
    --border: #f1ebd9;
    --accent: #f97316;
    --accent-hover: #ea580c;
    --success: #16a34a;
    --warning: var(--p-warning);
    --danger: var(--p-danger);
    --shadow: 0 8px 24px rgba(139, 92, 26, 0.08);
}

/* --- Layout --- */
header {
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--border);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.main-container {
    flex: 1;
    display: flex;
    position: relative;
    max-width: 1600px;
    width: 100%;
    margin: 0 auto;
}

/* --- Navigation Sidebar --- */
aside {
    width: 250px;
    background-color: var(--card-bg);
    border-right: 1px solid var(--border);
    padding: 2rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

aside button {
    background: none;
    border: none;
    color: var(--text-color);
    padding: 0.8rem 1rem;
    text-align: left;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

aside button:hover {
    background-color: var(--border);
}

aside button.active {
    background-color: var(--accent);
    color: #ffffff;
}

/* --- Main View Content --- */
main {
    flex: 1;
    padding: 2rem;
    overflow-y: auto;
    max-height: calc(100vh - 70px);
}

/* --- View Toggle / Screens --- */
.view {
    display: none;
    opacity: 0;
    transition: opacity 0.25s ease-in-out;
}

.view.active {
    display: block;
    opacity: 1;
}

/* --- Typography / Urdu Support --- */
.urdu-text {
    font-family: "Noto Nastaliq Urdu", "Noto Naskh Arabic", "Segoe UI", Tahoma, Arial, sans-serif !important;
    direction: rtl;
    text-align: right;
    line-height: 2.3;
    font-size: 1.3rem;
}

/* --- Card Styles --- */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow);
}

.card-header {
    border-bottom: 1px solid var(--border);
    padding-bottom: 1rem;
    margin-bottom: 1rem;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    border-radius: 12px;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

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

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

.btn-secondary {
    background-color: var(--border);
    color: var(--text-color);
}

.btn-secondary:hover {
    background-color: var(--border);
    filter: brightness(1.1);
}

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

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

.btn-large {
    padding: 1.25rem 2rem;
    font-size: 1.2rem;
    border-radius: 16px;
}

/* --- Form Fields --- */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.95rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    background-color: var(--bg-color);
    color: var(--text-color);
    font-size: 1rem;
    transition: border-color 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
}

/* --- Badges --- */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-valid { background-color: rgba(16, 185, 129, 0.15); color: #10b981; }
.badge-warning { background-color: rgba(245, 158, 11, 0.15); color: #d97706; }
.badge-error { background-color: rgba(239, 68, 68, 0.15); color: #ef4444; }

/* --- CSV Upload Drag/Drop Mock --- */
.upload-dropzone {
    border: 2px dashed var(--border);
    border-radius: 12px;
    padding: 3rem 1.5rem;
    text-align: center;
    cursor: pointer;
    background-color: rgba(0,0,0,0.05);
    transition: all 0.2s;
}

.upload-dropzone:hover {
    border-color: var(--accent);
}

/* --- PIN Pad --- */
.pin-pad {
    display: grid;
    grid-template-columns: repeat(3, 70px);
    justify-content: center;
    gap: 1rem;
    max-width: 280px;
    margin: 1.5rem auto;
    min-width: 250px;
}

.pin-btn {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    border: 2px solid var(--border);
    background-color: var(--card-bg);
    color: var(--text-color);
    font-size: 1.5rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all 0.15s;
    box-shadow: 0 4px 10px rgba(0,0,0,0.04);
}

.pin-btn:hover {
    background-color: var(--accent);
    color: white;
    border-color: var(--accent);
}

.pin-display {
    text-align: center;
    font-size: 2rem;
    letter-spacing: 0.75rem;
    margin: 1rem 0;
    color: var(--accent);
    min-height: 2.5rem;
}

/* --- Child Portal Dashboard Button Cards --- */
.child-dash-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.child-dash-card {
    background: var(--card-bg);
    border: 2px solid var(--border);
    border-radius: 24px;
    padding: 2rem 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.child-dash-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
}

.child-dash-card .icon-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background-color: rgba(249, 115, 22, 0.1);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
}

.child-dash-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
}

.child-dash-card p {
    font-size: 0.95rem;
    color: var(--text-muted);
}

/* --- Progress Bar --- */
.progress-container {
    width: 100%;
    height: 8px;
    background-color: var(--border);
    border-radius: 10px;
    margin: 1rem 0;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background-color: var(--accent);
    width: 0%;
    transition: width 0.3s;
}

/* --- Modal / Exit Protection Dialog --- */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 2rem;
    max-width: 450px;
    width: 90%;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0,0,0,0.25);
    transform: scale(0.9);
    transition: transform 0.2s;
}

.modal-overlay.active .modal-card {
    transform: scale(1);
}

.modal-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.modal-card p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.modal-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

/* --- Rewards Vault layouts --- */
.stickers-book {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 1.5rem;
    padding: 1rem 0;
}

.sticker-slot {
    aspect-ratio: 1;
    border-radius: 16px;
    border: 2px dashed var(--border);
    background-color: rgba(0,0,0,0.02);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0.5rem;
    transition: all 0.25s;
}

.sticker-slot.earned {
    border-style: solid;
    background-color: var(--card-bg);
    box-shadow: var(--shadow);
    transform: rotate(2deg);
}

.sticker-slot.earned:nth-child(even) {
    transform: rotate(-2deg);
}

.sticker-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.sticker-slot span {
    font-size: 0.85rem;
    font-weight: 600;
}

/* --- General Utilities --- */
.text-right { text-align: right; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 1rem; }
.mt-1 { margin-top: 1rem; }
.mb-1 { margin-bottom: 1rem; }
.mt-2 { margin-top: 2rem; }
.mb-2 { margin-bottom: 2rem; }
.hidden { display: none !important; }
.text-success { color: var(--success) !important; }
.text-warning { color: var(--warning) !important; }
.text-danger { color: var(--danger) !important; }
.text-muted { color: var(--text-muted); }
.pointer { cursor: pointer; }

/* Font size controller */
.font-ctrl {
    display: flex;
    gap: 0.25rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 2px;
}
.font-ctrl-btn {
    border: none;
    background: none;
    padding: 0.25rem 0.5rem;
    font-weight: 600;
    cursor: pointer;
    color: var(--text-color);
    border-radius: 4px;
}
.font-ctrl-btn:hover, .font-ctrl-btn.active {
    background-color: var(--border);
}

.grade-btn-group {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.grade-btn {
    flex: 1;
    border: 2px solid var(--border);
    background-color: var(--card-bg);
    color: var(--text-color);
    padding: 0.5rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.15s;
}

.grade-btn.selected-correct { background-color: var(--success); color: white; border-color: var(--success); }
.grade-btn.selected-partial { background-color: var(--warning); color: white; border-color: var(--warning); }
.grade-btn.selected-wrong { background-color: var(--danger); color: white; border-color: var(--danger); }

/* --- Mobile Responsiveness (Refinement Pass 1) --- */
@media (max-width: 768px) {
    /* Collapse grids to single column on mobile */
    .grid-2, .grid-3 {
        grid-template-columns: 1fr !important;
    }
    
    /* Show Parent Sidebar Navigation as bottom tab bar on Mobile */
    aside {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        width: 100% !important;
        height: 65px;
        flex-direction: row !important;
        justify-content: space-around;
        padding: 0.25rem 0.5rem !important;
        border-top: 1px solid var(--border);
        border-right: none !important;
        background-color: var(--card-bg);
        z-index: 999;
        gap: 0.25rem !important;
        box-shadow: 0 -2px 10px rgba(0,0,0,0.15);
    }
    
    aside button {
        flex-direction: column !important;
        align-items: center;
        justify-content: center;
        font-size: 0.65rem !important;
        padding: 0.25rem !important;
        gap: 0.2rem !important;
        flex: 1;
        text-align: center;
        border-radius: 8px;
        min-width: 0;
        background: none;
        border: none;
        color: var(--text-color);
        transition: all 0.2s;
    }
    
    aside button span {
        font-size: 1.3rem !important;
        margin: 0 !important;
    }
    
    aside button.active {
        background-color: var(--accent);
        color: #ffffff;
    }
    
    main {
        padding-bottom: 80px !important;
        max-height: calc(100vh - 135px) !important;
    }
    
    /* Mobile Layout for Parent Grading View: Questions on top, appreciation below */
    #p-view-grading .grid-2 {
        display: flex;
        flex-direction: column;
    }
    
    #grading-questions-container {
        max-height: none !important;
        margin-bottom: 2rem;
    }
}

/* Tappable Image Preview for Grading */
.grading-img-preview {
    max-width: 220px;
    width: 100%;
    height: auto;
    border-radius: 12px;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    display: block;
    margin: 0.75rem auto 0;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.grading-img-preview:hover {
    transform: scale(1.03);
    box-shadow: 0 6px 16px rgba(0,0,0,0.15);
}

/* Small Android / Mobile Screen PIN Pad optimization */
@media (max-width: 360px) {
    .pin-pad {
        grid-template-columns: repeat(3, 56px) !important;
        gap: 0.5rem !important;
        min-width: 180px !important;
    }
    .pin-btn {
        width: 56px !important;
        height: 56px !important;
        font-size: 1.25rem !important;
    }
    .pin-display {
        font-size: 1.75rem !important;
        margin: 0.75rem 0 !important;
    }
}

/* --- Mobile Child Usability Adjustments --- */
@media (max-width: 480px) {
    /* Touch target sizing for child screens on mobile */
    body.child-mode .btn,
    body.child-mode button {
        min-height: 48px; /* Standard mobile touch target height */
        padding: 0.75rem 1.25rem !important;
        font-size: 1rem !important;
    }

    body.child-mode .btn-large {
        min-height: 56px;
        font-size: 1.1rem !important;
    }

    body.child-mode input, 
    body.child-mode textarea, 
    body.child-mode select {
        min-height: 48px;
        font-size: 1rem !important;
    }

    body.child-mode .child-dash-card {
        padding: 1.5rem 1rem !important;
    }
}