/* CSS Reset & Variable Definitions */
:root {
    --bg-page: rgb(243, 241, 237);
    --bg-sheet: rgb(250, 250, 250);
    --border-color: rgb(72, 63, 95);
    --text-primary: rgb(52, 44, 75);
    --text-secondary: rgb(95, 95, 95);
    --text-body: rgb(70, 70, 70);
    --border-width: 1.5px;
    --border-radius: 8px;
    
    /* Day pastel backgrounds */
    --color-sun: rgb(213, 240, 242);
    --color-mon: rgb(255, 219, 205);
    --color-tue: rgb(255, 228, 186);
    --color-wed: rgb(225, 236, 192);
    --color-thu: rgb(255, 217, 232);
    --color-fri: rgb(255, 239, 191);
    --color-sat: rgb(230, 220, 245);
    
    /* Habit Tracker Checked Colors */
    --habit-teal: rgb(109, 203, 210);
    --habit-coral: rgb(248, 170, 145);
    --habit-lime: rgb(183, 211, 108);
    --habit-pink: rgb(244, 177, 212);
    --habit-yellow: rgb(246, 205, 92);
    --habit-lavender: rgb(196, 185, 215);

    /* UI colors */
    --btn-primary: rgb(72, 63, 95);
    --btn-primary-hover: rgb(52, 44, 75);
    --btn-danger: rgb(235, 94, 85);
    --btn-danger-hover: rgb(210, 70, 60);
    --notepad-line: rgba(72, 63, 95, 0.12);
}

/* Warm Cream Theme Overrides */
body.theme-pastel-cream {
    --bg-page: rgb(238, 232, 220);
    --bg-sheet: rgb(254, 252, 247);
    --border-color: rgb(82, 70, 100);
    --text-primary: rgb(58, 48, 80);
    --notepad-line: rgba(82, 70, 100, 0.14);
}

/* Pastel Dusk (Dark Mode) Theme Overrides */
body.theme-pastel-dusk {
    --bg-page: rgb(34, 30, 44);
    --bg-sheet: rgb(46, 42, 58);
    --border-color: rgb(180, 170, 200);
    --text-primary: rgb(240, 235, 248);
    --text-secondary: rgb(175, 170, 190);
    --text-body: rgb(210, 205, 220);
    --notepad-line: rgba(180, 170, 200, 0.15);

    /* Darker, readable versions of pastel colors */
    --color-sun: rgb(58, 85, 90);
    --color-mon: rgb(90, 68, 62);
    --color-tue: rgb(90, 75, 55);
    --color-wed: rgb(72, 80, 58);
    --color-thu: rgb(90, 65, 78);
    --color-fri: rgb(90, 80, 60);
    --color-sat: rgb(76, 68, 90);

    /* Adjust button defaults */
    --btn-primary: rgb(180, 170, 200);
    --btn-primary-hover: rgb(200, 190, 220);
    --btn-danger: rgb(240, 120, 115);
}

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

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-page);
    color: var(--text-body);
    min-height: 100vh;
    padding: 24px;
    display: flex;
    justify-content: center;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.planner-page {
    width: 100%;
    max-width: 1200px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Control Panel (Sticky Header) */
.planner-control-panel {
    background-color: var(--bg-sheet);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    box-shadow: 2px 2px 0px var(--border-color);
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.brand-logo {
    font-size: 24px;
}

.brand h1 {
    font-family: 'Lora', serif;
    font-size: 22px;
    color: var(--text-primary);
    font-weight: 700;
}

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

.control-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.control-group label {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}

.planner-input-date, .planner-select {
    padding: 6px 12px;
    border: var(--border-width) solid var(--border-color);
    border-radius: 4px;
    font-family: 'Poppins', sans-serif;
    font-size: 13px;
    background-color: var(--bg-sheet);
    color: var(--text-body);
    outline: none;
}

.planner-input-date:focus, .planner-select:focus {
    border-color: var(--text-primary);
}

.action-buttons {
    display: flex;
    gap: 8px;
}

/* BUTTONS */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border: var(--border-width) solid var(--border-color);
    border-radius: 6px;
    font-family: 'Poppins', sans-serif;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    background-color: var(--bg-sheet);
    color: var(--text-body);
    transition: all 0.2s ease;
    box-shadow: 1.5px 1.5px 0px var(--border-color);
}

.btn:active {
    transform: translate(1px, 1px);
    box-shadow: 0.5px 0.5px 0px var(--border-color);
}

.btn-secondary:hover {
    background-color: rgba(72, 63, 95, 0.05);
}

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

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

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

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

.btn-sm {
    padding: 4px 10px;
    font-size: 12px;
    border-radius: 4px;
}

.icon {
    width: 14px;
    height: 14px;
}

/* MAIN PLANNER SHEET */
.planner-sheet {
    background-color: var(--bg-sheet);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 36px;
    display: flex;
    flex-direction: column;
    gap: 28px;
    position: relative;
    box-shadow: 4px 4px 0px var(--border-color);
}

/* Printable Header Details */
.printable-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    border-bottom: 2px double var(--border-color);
    padding-bottom: 12px;
}

.printable-title-container {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.printable-badge {
    text-transform: uppercase;
    font-size: 10px;
    letter-spacing: 1.5px;
    font-weight: 700;
    color: var(--text-secondary);
}

.serif-title {
    font-family: 'Lora', serif;
    color: var(--text-primary);
    font-weight: 700;
}

#planner-week-title {
    font-size: 28px;
}

.planner-logo-watermark {
    font-family: 'Lora', serif;
    font-size: 20px;
    font-style: italic;
    font-weight: 600;
    opacity: 0.25;
    color: var(--text-primary);
    letter-spacing: 1px;
}

/* TOP ROW LAYOUT: FOCUS & PRIORITIES */
.top-row-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.notepad-card {
    border: var(--border-width) solid var(--border-color);
    border-radius: 6px;
    background-color: var(--bg-sheet);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.notepad-card .card-header {
    padding: 10px 16px;
    border-bottom: var(--border-width) solid var(--border-color);
    background-color: rgba(72, 63, 95, 0.03);
}

.notepad-card .card-header h3 {
    font-size: 16px;
    font-weight: 600;
}

/* Notepad Paper Lined Effect */
.notepad-content {
    flex-grow: 1;
    position: relative;
}

.notepad-content textarea {
    width: 100%;
    height: 140px;
    border: none;
    resize: none;
    outline: none;
    padding: 10px 16px;
    font-family: 'Poppins', sans-serif;
    font-size: 13px;
    line-height: 27px;
    color: var(--text-body);
    background: repeating-linear-gradient(
        transparent,
        transparent 26px,
        var(--notepad-line) 26px,
        var(--notepad-line) 27px
    );
    background-attachment: local;
}

/* Priorities Notepad List */
.notepad-list {
    padding: 12px 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    background: repeating-linear-gradient(
        transparent,
        transparent 33px,
        var(--notepad-line) 33px,
        var(--notepad-line) 34px
    );
}

.priority-row {
    display: flex;
    align-items: center;
    gap: 10px;
    height: 24px;
}

/* HABITS TRACKER SECTION */
.habits-section {
    border: var(--border-width) solid var(--border-color);
    border-radius: 6px;
    padding: 16px;
    background-color: var(--bg-sheet);
}

.habits-section .section-header {
    margin-bottom: 12px;
}

.habits-section .section-header h3 {
    font-size: 18px;
    font-weight: 600;
}

.habits-table-wrapper {
    overflow-x: auto;
}

.habits-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.habits-table th, .habits-table td {
    border: 1px solid var(--border-color);
    padding: 8px 10px;
    text-align: center;
}

.habits-table th {
    font-weight: 600;
    color: var(--text-primary);
    background-color: rgba(72, 63, 95, 0.04);
}

.habits-table td.col-habit {
    text-align: left;
    font-weight: 500;
    min-width: 160px;
    position: relative;
}

.habits-table td.col-habit .btn-delete-habit {
    position: absolute;
    right: 6px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--btn-danger);
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.habits-table tr:hover td.col-habit .btn-delete-habit {
    opacity: 1;
}

/* Habit Checkbox Styling */
.habit-checkbox {
    appearance: none;
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border: var(--border-width) solid var(--border-color);
    border-radius: 3px;
    outline: none;
    cursor: pointer;
    position: relative;
    display: inline-block;
    vertical-align: middle;
    background-color: var(--bg-sheet);
    transition: background-color 0.15s ease;
}

.habit-checkbox:checked {
    background-color: var(--habit-color, var(--border-color));
}

.habit-checkbox:checked::after {
    content: '';
    position: absolute;
    left: 5px;
    top: 2px;
    width: 4px;
    height: 8px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

/* Habit Progress Indicator */
.habit-progress-bar-bg {
    width: 100%;
    height: 8px;
    background-color: rgba(72, 63, 95, 0.08);
    border: var(--border-width) solid var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.habit-progress-fill {
    height: 100%;
    background-color: var(--habit-color, var(--border-color));
    width: 0%;
    transition: width 0.3s ease;
}

.habits-actions {
    margin-top: 12px;
    display: flex;
    gap: 8px;
}

.planner-input-text {
    padding: 6px 12px;
    border: var(--border-width) solid var(--border-color);
    border-radius: 4px;
    font-family: 'Poppins', sans-serif;
    font-size: 13px;
    outline: none;
    background-color: var(--bg-sheet);
    color: var(--text-body);
    flex-grow: 1;
    max-width: 300px;
}

/* DAILY PLANNER GRID (4 Columns for large screens) */
.daily-planner-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

/* Daily Cards */
.daily-card {
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--border-radius);
    background-color: var(--bg-sheet);
    display: flex;
    flex-direction: column;
    min-height: 320px;
    overflow: hidden;
}

.daily-card-header {
    padding: 12px 14px;
    border-bottom: var(--border-width) solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

/* Day specific colors for header */
.daily-card.day-sun .daily-card-header { background-color: var(--color-sun); }
.daily-card.day-mon .daily-card-header { background-color: var(--color-mon); }
.daily-card.day-tue .daily-card-header { background-color: var(--color-tue); }
.daily-card.day-wed .daily-card-header { background-color: var(--color-wed); }
.daily-card.day-thu .daily-card-header { background-color: var(--color-thu); }
.daily-card.day-fri .daily-card-header { background-color: var(--color-fri); }
.daily-card.day-sat .daily-card-header { background-color: var(--color-sat); }

/* Stationery Note card styles */
.daily-card.notes-card-element {
    background-color: var(--bg-sheet);
}
.daily-card.notes-card-element .daily-card-header {
    background-color: rgba(72, 63, 95, 0.05);
}

.day-header-title {
    display: flex;
    flex-direction: column;
}

.day-name {
    font-family: 'Lora', serif;
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.day-date {
    font-size: 11px;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Circular Progress Indicator */
.progress-ring-container {
    position: relative;
    width: 36px;
    height: 36px;
}

.progress-ring {
    transform: rotate(-90deg);
}

.progress-ring-circle-bg {
    stroke: rgba(72, 63, 95, 0.12);
}

.progress-ring-circle {
    stroke: var(--text-primary);
    transition: stroke-dashoffset 0.35s;
    transform-origin: 50% 50%;
}

.progress-percentage {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 9px;
    font-weight: 600;
    color: var(--text-primary);
}

/* Checklist Rows inside Daily Cards */
.daily-card-content {
    padding: 8px 0;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    background: repeating-linear-gradient(
        transparent,
        transparent 31px,
        var(--notepad-line) 31px,
        var(--notepad-line) 32px
    );
    background-attachment: local;
}

.tasks-list {
    list-style: none;
    margin: 0;
    padding: 0;
    flex-grow: 1;
}

.task-item {
    display: flex;
    align-items: center;
    padding: 0 12px;
    height: 32px;
    gap: 8px;
    position: relative;
    transition: background-color 0.15s ease;
}

.task-item:hover {
    background-color: rgba(72, 63, 95, 0.03);
}

.task-checkbox-wrapper {
    display: flex;
    align-items: center;
}

/* Custom Checklist Checkbox */
.task-checkbox {
    appearance: none;
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border: var(--border-width) solid var(--border-color);
    border-radius: 50%; /* Circle style checkboxes for tasks */
    outline: none;
    cursor: pointer;
    position: relative;
    background-color: var(--bg-sheet);
}

.task-checkbox:checked {
    background-color: var(--text-primary);
    border-color: var(--text-primary);
}

.task-checkbox:checked::after {
    content: '';
    position: absolute;
    left: 4.5px;
    top: 1.5px;
    width: 3px;
    height: 6px;
    border: solid white;
    border-width: 0 1.5px 1.5px 0;
    transform: rotate(45deg);
}

.task-text {
    font-size: 13px;
    color: var(--text-body);
    flex-grow: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    user-select: none;
    line-height: 32px;
}

.task-item.completed .task-text {
    text-decoration: line-through;
    color: var(--text-secondary);
    opacity: 0.65;
}

/* Inline Edit Field */
.task-edit-input {
    flex-grow: 1;
    font-family: 'Poppins', sans-serif;
    font-size: 13px;
    border: none;
    outline: none;
    background: transparent;
    color: var(--text-body);
    height: 28px;
    border-bottom: 1px dashed var(--border-color);
    padding: 0;
}

/* Task Actions hover trigger */
.task-actions {
    display: flex;
    gap: 4px;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.task-item:hover .task-actions {
    opacity: 1;
}

.btn-task-action {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
    border-radius: 3px;
}

.btn-task-action:hover {
    color: var(--text-primary);
    background-color: rgba(72, 63, 95, 0.08);
}

.btn-task-action.delete:hover {
    color: var(--btn-danger);
    background-color: rgba(235, 94, 85, 0.1);
}

.btn-task-action .icon {
    width: 12px;
    height: 12px;
}

/* Add Task Input Row at the bottom of the list */
.add-task-row {
    padding: 0 12px;
    height: 32px;
    display: flex;
    align-items: center;
    gap: 8px;
    border-top: 1px dashed var(--notepad-line);
}

.add-task-input {
    border: none;
    background: transparent;
    outline: none;
    font-family: 'Poppins', sans-serif;
    font-size: 12px;
    color: var(--text-body);
    flex-grow: 1;
}

.add-task-input::placeholder {
    font-style: italic;
    opacity: 0.6;
}

.btn-add-task {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-add-task:hover {
    color: var(--text-primary);
}

/* Notes Section styled textarea inside cards */
.notes-card-textarea {
    width: 100%;
    height: calc(100% - 10px);
    border: none;
    resize: none;
    outline: none;
    background: transparent;
    padding: 10px 14px;
    font-family: 'Poppins', sans-serif;
    font-size: 12px;
    line-height: 31px;
    color: var(--text-body);
    flex-grow: 1;
}

/* Footer styling */
.planner-footer {
    margin-top: auto;
    background-color: var(--bg-sheet);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 12px 24px;
    min-height: 64px;
    box-shadow: 2px 2px 0px var(--border-color);
    display: flex;
    align-items: center;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.footer-content {
    display: flex;
    width: 100%;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-text {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 500;
}

.footer-socials {
    display: flex;
    align-items: center;
    gap: 16px;
}

.social-icon {
    color: var(--text-secondary);
    font-size: 20px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275), color 0.2s ease;
}

.social-icon:hover {
    transform: scale(1.2);
}

.social-icon[aria-label="LinkedIn"]:hover {
    color: #0077b5; /* LinkedIn Official Brand Blue */
}

.social-icon[aria-label="GitHub"]:hover {
    color: var(--text-primary); /* Matches active theme font color */
}

/* Responsive adjustment for footer */
@media (max-width: 768px) {
    .footer-content {
        flex-direction: column;
        justify-content: center;
        text-align: center;
        gap: 16px;
    }
    .planner-footer {
        padding: 16px;
    }
}

/* RESPONSIVE DESIGN */
@media (max-width: 1024px) {
    .daily-planner-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .top-row-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

@media (max-width: 600px) {
    body {
        padding: 12px;
    }
    .planner-control-panel {
        padding: 12px;
        flex-direction: column;
        align-items: stretch;
    }
    .controls {
        flex-direction: column;
        align-items: stretch;
    }
    .planner-sheet {
        padding: 16px;
        gap: 20px;
    }
    .daily-planner-grid {
        grid-template-columns: 1fr;
    }
    #planner-week-title {
        font-size: 22px;
    }
    .printable-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
}

/* PRINT MEDIA QUERIES (A4 landscape optimization) */
@media print {
    body {
        background-color: #fff !important;
        background: #fff !important;
        padding: 0 !important;
        margin: 0 !important;
        font-size: 12px;
    }
    
    .planner-control-panel,
    .no-print,
    .add-task-row,
    .task-actions,
    .habits-actions,
    .btn-delete-habit,
    .planner-footer {
        display: none !important;
    }

    .planner-page {
        max-width: 100% !important;
        gap: 0 !important;
    }

    .planner-sheet {
        border: none !important;
        box-shadow: none !important;
        padding: 10px !important;
        gap: 16px !important;
    }

    /* Force background colors and borders to print properly */
    * {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
        color-adjust: exact !important;
    }

    /* Top Row Layout for Print */
    .top-row-grid {
        grid-template-columns: 1fr 1.2fr !important;
        gap: 16px !important;
    }

    .notepad-content textarea {
        height: 120px !important;
    }

    /* Keep layout items scaled to fit on a single page */
    .daily-planner-grid {
        grid-template-columns: repeat(4, 1fr) !important;
        gap: 12px !important;
    }

    .daily-card {
        min-height: 280px !important;
        page-break-inside: avoid;
    }

    .task-item {
        height: 28px !important;
    }

    .task-text {
        font-size: 11px !important;
        line-height: 28px !important;
    }

    .habits-table th, .habits-table td {
        padding: 6px 8px !important;
        font-size: 11px !important;
    }
}