/* ========================================
   Productivity Dashboard - Stylesheet
   ======================================== */

/* --------
   CSS Reset & Variables
   -------- */

:root {
    /* Light theme (default) */
    --bg: #f8f9fa;
    --card: #ffffff;
    --border: #e2e8f0;
    --primary: #06b6d4;
    --primary-dark: #0891b2;
    --primary-light: #22d3ee;
    --accent: #7c3aed;
    --accent-light: #a78bfa;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --text: #1e293b;
    --text-secondary: #64748b;
    --muted: #cbd5e1;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.2);

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    /* Layout gap for main grid - increased for better visual separation */
    --layout-gap: 1.8rem;

    /* Typography */
    --font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    --font-size-sm: clamp(0.75rem, 2vw, 0.875rem);
    --font-size-base: clamp(0.875rem, 2.5vw, 1rem);
    --font-size-lg: clamp(1rem, 3vw, 1.25rem);
    --font-size-xl: clamp(1.25rem, 4vw, 1.5rem);
    --font-size-2xl: clamp(1.5rem, 5vw, 2rem);

    /* Timing & Animation */
    --transition: all 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 150ms ease-out;
    --transition-slow: all 300ms ease-out;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;

    /* Header Height */
    --header-height: 80px;

    /* Responsive */
    --container-max-width: 1200px;
    --container-padding: clamp(1rem, 5vw, 2rem);
}

/* Dark theme toggle */
body.dark-theme {
    /* Core surfaces */
    --bg: #020617;              /* app background */
    --card: #020617;            /* cards & panels */
    --border: #1e293b;

    /* Brand / accents */
    --primary: #22d3ee;
    --primary-dark: #0891b2;
    --primary-light: #67e8f9;

    /* Text */
    --text: #e5e7eb;            /* primary text */
    --text-secondary: #94a3b8;  /* muted text */
    --muted: #334155;

    /* Status colors (adjusted for dark UI) */
    --success: #34d399;
    --warning: #fbbf24;
    --error: #f87171;

    /* Soft UI surfaces */
    --soft-bg: rgba(15, 23, 42, 0.6);
    --soft-border: rgba(148, 163, 184, 0.25);

    /* Sticky notes (dark-mode safe) */
    --note-yellow: #2a364b;
    --note-blue: #0f1f33;
    --note-purple: #1f1635;
    --note-red: #331414;
    --note-green: #123326;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg);
    color: var(--text);
    font-size: var(--font-size-base);
    line-height: 1.6;
    transition: background-color 200ms ease, color 200ms ease;
    min-height: 100vh;
    overflow-x: hidden;
}
/* ===============================
   Pomodoro Buttons – FINAL FIX
   =============================== */

#pomodoro-start-btn,
#pomodoro-pause-btn,
#pomodoro-reset-btn {
    background-color: var(--primary);
    color: #ffffff;
    border: none;
    border-radius: var(--radius-md);
    min-width: 92px;
    box-shadow: 0 8px 20px rgba(6, 182, 212, 0.25);
    transition: all 150ms ease;
}

/* Hover */
#pomodoro-start-btn:hover:not(:disabled),
#pomodoro-pause-btn:hover:not(:disabled),
#pomodoro-reset-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(6, 182, 212, 0.35);
}

/* Active */
#pomodoro-start-btn:active:not(:disabled),
#pomodoro-pause-btn:active:not(:disabled),
#pomodoro-reset-btn:active:not(:disabled) {
    transform: scale(0.97);
}

/* 🔥 FIXED disabled state */
#pomodoro-start-btn:disabled,
#pomodoro-pause-btn:disabled,
#pomodoro-reset-btn:disabled {
    background-color: rgba(6, 182, 212, 0.45);
    color: rgba(255, 255, 255, 0.85);
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}
  /* FORCE same color for Pomodoro buttons (even when disabled) */
#pomodoro-start-btn,
#pomodoro-pause-btn,
#pomodoro-reset-btn,
#pomodoro-start-btn:disabled,
#pomodoro-pause-btn:disabled,
#pomodoro-reset-btn:disabled {
    background-color: #06b6d4 !important;
    color: #ffffff !important;
    opacity: 1 !important;
    border: none !important;
}


/* --------
   Layout & Structure
   -------- */

.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100svh;
}

.app-header {
    background-color: var(--card);
    border-bottom: 1px solid var(--border);
    padding: var(--spacing-md) var(--container-padding);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    max-width: var(--container-max-width);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
}

.header-left {
    flex: 1;
}

.app-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary);
    margin: 0;
}

.app-subtitle {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-top: var(--spacing-xs);
}

.app-main {
    flex: 1;
    display: grid;
    grid-template-columns: minmax(280px, 320px) 1fr minmax(320px, 380px);
    gap: 2rem;
    max-width: 1920px;
    width: 100%;
    margin: 0 auto;
    padding: var(--container-padding);
    align-content: start;
}

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

.column-left {
    order: 1;
}

.column-center {
    order: 2;
}

.column-right {
    order: 3;
}

.app-footer {
    background-color: var(--card);
    border-top: 1px solid var(--border);
    padding: var(--spacing-lg) var(--container-padding);
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* --------
   Cards & Sections
   -------- */

.card {
    background-color: var(--card);
    border: 1px solid var(--border);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.06), 0 4px 6px rgba(0, 0, 0, 0.08);
    transition: all 200ms cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
}

.card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1), 0 8px 16px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--primary);
    gap: 1rem;
}

.section-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin: 0;
}

/* --------
   Buttons
   -------- */

.btn {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    white-space: nowrap;
}

.btn:hover:not(:disabled) {
    transform: scale(1.05);
}

.btn:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
    background-color: var(--primary-dark);
}

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

.btn-secondary:hover:not(:disabled) {
    background-color: var(--border);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
}

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

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

.btn-danger:hover:not(:disabled) {
    background-color: #dc2626;
}

/* --------
   Forms & Inputs
   -------- */

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group:last-child {
    margin-bottom: 0;
}

label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    color: var(--text);
}

.label-inline {
    display: inline-block;
    margin-right: var(--spacing-sm);
}

.input-field,
.select-input,
.input-number {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background-color: var(--bg);
    color: var(--text);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    transition: var(--transition-fast);
}

.input-field:focus,
.select-input:focus,
.input-number:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.1);
}

.textarea {
    resize: vertical;
    min-height: 100px;
}

.select-input {
    cursor: pointer;
}

.input-number {
    width: 80px;
}

.todo-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.todo-filters {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    border: 1px solid var(--border);
    background-color: transparent;
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

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

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

.todo-sort {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.todo-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    margin: 0;
    padding: 0;
}

.todo-item {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
    padding: 1.25rem 1.5rem;
    background-color: var(--bg);
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    transition: all 150ms ease-out;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.todo-item:hover {
    background-color: var(--card);
    border-color: var(--primary);
    box-shadow: 0 4px 12px rgba(6, 182, 212, 0.15);
    transform: translateY(-1px);
}

.todo-item.completed {
    opacity: 0.6;
}

.todo-item.completed .todo-title {
    text-decoration: line-through;
}

.todo-checkbox {
    width: 26px;
    height: 26px;
    cursor: pointer;
    margin-top: 0;
    flex-shrink: 0;
    accent-color: var(--primary);
    transition: var(--transition-fast);
}

.todo-checkbox:hover {
    transform: scale(1.1);
}

.todo-checkbox:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.todo-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.todo-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
}

.todo-title {
    font-weight: 600;
    margin-bottom: 0;
    word-break: normal;
    white-space: normal;
    font-size: clamp(1rem, 3vw, 1.2rem);
    color: var(--text);
    line-height: 1.5;
}

.todo-description {
    font-size: clamp(0.95rem, 2.5vw, 1.05rem);
    color: var(--text-secondary);
    margin-bottom: 0;
    line-height: 1.6;
    word-break: normal;
    white-space: normal;
}

.todo-meta {
    display: flex;
    gap: 1.25rem;
    flex-wrap: wrap;
    align-items: center;
    font-size: clamp(0.85rem, 2vw, 0.95rem);
}

.todo-date {
    color: var(--text-secondary);
}

.todo-priority {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
}

.todo-priority.low {
    background-color: rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.todo-priority.medium {
    background-color: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

.todo-priority.high {
    background-color: rgba(239, 68, 68, 0.2);
    color: var(--error);
}

.todo-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
    justify-content: flex-end;
    flex-shrink: 0;
}

.todo-btn {
    padding: 6px 10px;
    border: none;
    background: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 18px;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    opacity: 0.7;
}

.todo-btn:hover {
    color: var(--primary);
    opacity: 1;
    background-color: rgba(6, 182, 212, 0.1);
    transform: scale(1.15);
}

.todo-btn:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.todo-btn.delete:hover {
    color: var(--error);
    background-color: rgba(239, 68, 68, 0.1);
}

.todo-actions-section {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

/* --------
   Sticky Notes
   -------- */

.notes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 1rem;
    margin: 0;
    padding: 0;
}

.note-card {
    background: linear-gradient(
        135deg,
        var(--note-yellow, #fef3c7),
        var(--note-yellow, #fde68a)
    );
    color: var(--text);
    border: 1px solid var(--border);    padding: 1.25rem;
    border-radius: 0.75rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 150ms ease-out;
    cursor: move;
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    min-height: 130px;
    border: 1px solid rgba(0, 0, 0, 0.08);
}


.note-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.note-title {
    font-weight: 600;
    font-size: var(--font-size-base);
    margin: 0;
    word-break: break-word;
}

.note-body {
    flex: 1;
    font-size: var(--font-size-sm);
    word-break: break-word;
    overflow-y: auto;
    max-height: 150px;
}

.note-actions {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
}

.note-btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    border: none;
    background: rgba(255, 255, 255, 0.7);
    cursor: pointer;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    transition: var(--transition-fast);
}

.note-btn:hover {
    background: rgba(0, 0, 0, 0.2);
}

/* --------
   Pomodoro Timer
   -------- */

.pomodoro-display {
    display: flex;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.timer-circle {
    position: relative;
    width: 180px;
    height: 180px;
}

.progress-ring {
    transform: rotate(-90deg);
    transform-origin: 50% 50%;
    display: block;
    width: 100%;
    height: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

.progress-ring-bg {
    fill: none;
    stroke: var(--muted);
    stroke-width: 12;
    stroke-linecap: round;
}

.progress-ring-circle {
    fill: none;
    stroke: var(--primary);
    stroke-width: 12;
    stroke-linecap: round;
    stroke-dasharray: 565.48; /* matches circumference for r=90 */
    stroke-dashoffset: 565.48;
    transition: stroke-dashoffset 0.6s linear, stroke 200ms ease;
    filter: drop-shadow(0 8px 12px rgba(6, 182, 212, 0.085));
}

.timer-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.timer-value {
    /* Slightly reduced to avoid touching the ring; uses clamp for responsiveness */
    font-size: clamp(1.9rem, 6.5vw, 2.8rem);
    font-weight: 800;
    color: var(--primary);
    font-variant-numeric: tabular-nums;
    line-height: 1;
    padding: 0 0.25rem; /* small horizontal padding to prevent contact */
}

.session-type {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-top: var(--spacing-xs);
}

.pomodoro-controls {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.pomodoro-controls .btn {
    min-width: 92px;
    padding: 0.6rem 1rem;
}

#pomodoro-start-btn {
    box-shadow: 0 6px 18px rgba(6, 182, 212, 0.12);
    transform-origin: center;
}

#pomodoro-start-btn:hover:not(:disabled) {
    transform: translateY(-2px) scale(1.03);
}

#pomodoro-start-btn:active:not(:disabled) {
    transform: translateY(0) scale(0.99);
}

#pomodoro-pause-btn,
#pomodoro-reset-btn {
    opacity: 0.95;
    background-color: rgba(249, 250, 251, 0.9);
    color: var(--text);
    border: 1px solid var(--border);
}

#pomodoro-pause-btn:hover, #pomodoro-reset-btn:hover {
    transform: translateY(-1px) scale(1.02);
}

.session-counter {
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
}

.session-counter::before {
    content: "⏱";
    opacity: 0.8;
}

/* --------
   Settings Collapsible
   -------- */

.settings-collapsible {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border);
}

.settings-summary {
    cursor: pointer;
    font-weight: 500;
    color: var(--text-secondary);
    user-select: none;
    transition: var(--transition-fast);
    padding: var(--spacing-sm);
    margin: calc(var(--spacing-sm) * -1);
    border-radius: var(--radius-md);
}

.settings-summary:hover {
    background-color: rgba(6, 182, 212, 0.06);
}

.settings-panel {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-lg);
    background-color: var(--bg);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
}

.setting-group {
    margin-bottom: var(--spacing-md);
}

.setting-group label {
    margin-bottom: var(--spacing-sm);
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.checkbox-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.checkbox-label {
    margin-bottom: 0;
    cursor: pointer;
    user-select: none;
}

#settings-save-btn {
    width: 100%;
    margin-top: var(--spacing-md);
}

/* --------
   Modals
   -------- */

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.modal.active {
    display: flex;
    animation: fadeIn 200ms ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal-content {
    background-color: var(--card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp 250ms ease-out;
}

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

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border);
}

.modal-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: var(--font-size-2xl);
    cursor: pointer;
    color: var(--text-secondary);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.modal-close:hover {
    background-color: var(--bg);
    color: var(--text);
}

.modal-form {
    padding: var(--spacing-lg);
}

.modal-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.modal-actions button {
    flex: 1;
}

/* --------
   Toast Notifications
   -------- */

.toast-container {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    pointer-events: none;
}

.toast {
    background-color: var(--card);
    color: var(--text);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--primary);
    animation: slideInRight 300ms ease-out;
    pointer-events: auto;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    min-width: 250px;
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.toast.success {
    border-left-color: var(--success);
}

.toast.error {
    border-left-color: var(--error);
}

.toast.warning {
    border-left-color: var(--warning);
}

.toast-close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: var(--font-size-lg);
    margin-left: auto;
}

/* --------
   Theme Toggle Button
   -------- */

.theme-toggle {
    background: none;
    border: 1px solid var(--border);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    transition: var(--transition-fast);
}

.theme-toggle:hover {
    background-color: var(--bg);
    border-color: var(--primary);
}

.theme-toggle:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}
/* ===============================
   Daily Motivation – Text Fix
   =============================== */

body.dark-theme .pd-quote-container {
    color: #e6eef6;
}

body.dark-theme .pd-quote-text {
    color: #f1f5f9;
    opacity: 1;
}

body.dark-theme .pd-quote-author {
    color: #94a3b8;
}

body.dark-theme .pd-quote-timestamp {
    color: #7dd3fc;
}
/* --------
   Responsive Design
   -------- */

/* Tablet: 1024px */
@media (max-width: 1024px) {
    .app-main {
        grid-template-columns: 1fr 1fr;
        gap: 1.5rem;
    }

    .column-left {
        grid-column: 1;
        grid-row: auto;
    }

    .column-center {
        grid-column: 1 / -1;
        grid-row: auto;
    }

    .column-right {
        grid-column: 2;
        grid-row: 1;
    }

    .notes-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }

    .weather-main {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* Mobile: 768px */
@media (max-width: 768px) {
    .app-main {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }

    .column-left,
    .column-center,
    .column-right {
        grid-column: 1;
    }

    .card {
        padding: 1.25rem;
    }

    .todo-item {
        padding: 1rem 1.25rem;
        gap: 0.75rem;
    }

    .notes-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    }
}

/* Mobile: 480px */
@media (max-width: 480px) {
    :root {
        --header-height: 70px;
        --container-padding: 1rem;
    }

    .header-content {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }

    .app-subtitle {
        display: none;
    }

    .app-main {
        gap: 1rem;
        padding: 1rem;
        grid-template-columns: 1fr;
    }

    .todo-section {
        grid-column: 1;
    }

    .card {
        padding: 1.125rem;
    }

    .card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
        margin-bottom: 1rem;
        padding-bottom: 0.75rem;
    }

    .todo-filters {
        gap: var(--spacing-xs);
    }

    .filter-btn {
        flex: 1;
        text-align: center;
    }

    .todo-sort {
        flex-direction: column;
        align-items: stretch;
    }

    .todo-sort select {
        width: 100%;
    }

    .todo-item {
        padding: 1rem;
        gap: 0.75rem;
    }

    .pomodoro-controls {
        flex-direction: column;
    }

    .pomodoro-controls button {
        width: 100%;
    }

    .notes-grid {
        grid-template-columns: 1fr;
    }

    .toast-container {
        left: var(--spacing-md);
        right: var(--spacing-md);
        bottom: var(--spacing-md);
    }

    .toast {
        min-width: unset;
    }

    .modal-content {
        max-width: 100%;
    }
}

/* Landscape on small devices */
@media (max-height: 600px) {
    .app-main {
        min-height: auto;
    }

    .todo-list,
    .notes-grid {
        min-height: auto;
    }
}

/* Print styles */
@media print {
    body {
        background: white;
        color: black;
    }

    .app-header,
    .app-footer,
    .btn,
    .modal {
        display: none;
    }

    .card {
        page-break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ccc;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High contrast mode */
@media (prefers-contrast: more) {
    :root {
        --shadow-sm: 0 0 0 1px var(--border);
        --shadow-md: 0 0 0 2px var(--border);
    }

    .btn {
        border: 2px solid currentColor;
    }
}