/* ==========================================================================
   CRMbles Premium Design System
   ========================================================================== */

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

:root {
    /* Color Palette */
    --bg-main: #090d16;
    --bg-sidebar: #0f1524;
    --bg-card: #151c2e;
    --bg-card-hover: #1c253d;
    --border-color: rgba(255, 255, 255, 0.06);
    --border-color-hover: rgba(255, 255, 255, 0.12);
    
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    /* Branding Colors */
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --primary-glow: rgba(99, 102, 241, 0.15);
    
    --success: #10b981;
    --success-bg: rgba(16, 185, 129, 0.1);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.1);
    --danger: #f43f5e;
    --danger-bg: rgba(244, 63, 94, 0.1);
    --info: #0ea5e9;
    --info-bg: rgba(14, 165, 233, 0.1);
    
    /* Dimensions */
    --sidebar-width: 260px;
    --sidebar-collapsed-width: 70px;
    --header-height: 70px;
    
    /* Shadows & Glassmorphism */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.5);
    --glass-blur: blur(16px);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    
    /* Fonts */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-body);
    min-height: 100vh;
    display: flex;
    overflow-x: hidden;
    line-height: 1.6;
}

a {
    color: inherit;
    text-decoration: none;
}

input, button, textarea, select {
    font-family: inherit;
    color: inherit;
}

/* Custom Scrollbars */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-main);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color-hover);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ==========================================================================
   Layout Shell
   ========================================================================== */

/* Main wrapper */
.app-container {
    display: flex;
    width: 100%;
    min-height: 100vh;
}

/* Sidebar navigation */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 100;
    transition: var(--transition-normal);
}

.sidebar-logo {
    height: var(--header-height);
    display: flex;
    align-items: center;
    padding: 0 24px;
    border-bottom: 1px solid var(--border-color);
}

.logo-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--primary), #818cf8);
    border-radius: 8px;
    margin-right: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
    color: #fff;
    box-shadow: 0 0 15px rgba(99, 102, 241, 0.4);
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(to right, #ffffff, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar-menu {
    list-style: none;
    padding: 24px 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-grow: 1;
}

.sidebar-item a {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.sidebar-item a i {
    font-size: 1.2rem;
    margin-right: 14px;
    transition: var(--transition-fast);
}

.sidebar-item a:hover,
.sidebar-item.active a {
    background-color: var(--bg-card);
    color: var(--text-primary);
}

.sidebar-item.active a {
    border-left: 3px solid var(--primary);
    background: linear-gradient(to right, rgba(99, 102, 241, 0.08), transparent);
}

.sidebar-item.active a i {
    color: var(--primary);
}

.sidebar-footer {
    padding: 20px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background-color: var(--primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1rem;
    box-shadow: 0 4px 10px rgba(99, 102, 241, 0.2);
}

.user-info {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-size: 0.9rem;
    font-weight: 600;
}

.user-role {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Main Content Area */
.main-wrapper {
    margin-left: var(--sidebar-width);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    transition: var(--transition-normal);
}

/* Header bar */
.top-header {
    height: var(--header-height);
    background-color: rgba(9, 13, 22, 0.7);
    backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
    position: sticky;
    top: 0;
    z-index: 90;
}

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

.header-title {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 600;
}

.header-subtitle {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Viewport content block */
.content-body {
    padding: 40px;
    flex-grow: 1;
}

/* ==========================================================================
   Visual Atoms (Buttons, Cards, Badges)
   ========================================================================== */

/* Button System */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-primary {
    background-color: var(--primary);
    color: #fff;
    box-shadow: 0 4px 14px var(--primary-glow);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: var(--bg-card-hover);
    border-color: var(--border-color-hover);
}

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

.btn-danger:hover {
    background-color: #e11d48;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.8rem;
    border-radius: 6px;
}

/* Cards & Shells */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.card-hover:hover {
    border-color: var(--border-color-hover);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.card-title {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 20px;
}

.badge-success {
    background-color: var(--success-bg);
    color: var(--success);
}

.badge-warning {
    background-color: var(--warning-bg);
    color: var(--warning);
}

.badge-danger {
    background-color: var(--danger-bg);
    color: var(--danger);
}

.badge-info {
    background-color: var(--info-bg);
    color: var(--info);
}

/* Metrics Cards (Row of summaries) */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.metric-card {
    display: flex;
    align-items: center;
    gap: 20px;
}

.metric-icon-box {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
}

.metric-data {
    display: flex;
    flex-direction: column;
}

.metric-value {
    font-size: 1.6rem;
    font-weight: 700;
    font-family: var(--font-heading);
    line-height: 1.2;
}

.metric-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* ==========================================================================
   Dashboard Components
   ========================================================================== */
.dashboard-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 32px;
}

.dashboard-left {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.dashboard-right {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

/* ==========================================================================
   To-Do & Kanban Layouts
   ========================================================================== */

/* Project Page Columns */
.kanban-board {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    align-items: start;
    margin-top: 20px;
}

@media (max-width: 1024px) {
    .kanban-board {
        grid-template-columns: 1fr;
    }
}

.kanban-column {
    background-color: rgba(15, 21, 36, 0.6);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-height: 500px;
}

.column-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 12px;
    margin-bottom: 4px;
}

.column-title {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.column-count {
    background-color: var(--bg-card);
    padding: 2px 8px;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

/* Task Item */
.task-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 16px;
    box-shadow: var(--shadow-sm);
    cursor: grab;
    transition: var(--transition-fast);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.task-card:hover {
    border-color: var(--border-color-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.task-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 8px;
}

.task-title {
    font-size: 0.9rem;
    font-weight: 600;
    line-height: 1.4;
    color: var(--text-primary);
}

.task-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.task-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid rgba(255, 255, 255, 0.03);
    padding-top: 10px;
    margin-top: 4px;
}

.task-due {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Form Inputs */
.form-group {
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-control {
    background-color: var(--bg-sidebar);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.form-control:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

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

/* Checkbox Toggle Animations */
.task-toggle-checkbox {
    appearance: none;
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color-hover);
    border-radius: 6px;
    cursor: pointer;
    position: relative;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.task-toggle-checkbox:checked {
    border-color: var(--success);
    background-color: var(--success-bg);
}

.task-toggle-checkbox:checked::after {
    content: "\2713";
    color: var(--success);
    font-size: 0.8rem;
    font-weight: 700;
}

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

/* Interactive item transitions */
.completed-item {
    text-decoration: line-through;
    opacity: 0.55;
    transition: var(--transition-normal);
}

/* ==========================================================================
   Document / Notes Premium Features
   ========================================================================== */

.editor-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    margin-top: 20px;
    height: calc(100vh - 220px);
}

@media (max-width: 900px) {
    .editor-grid {
        grid-template-columns: 1fr;
        height: auto;
    }
}

.editor-pane, .preview-pane {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-sm);
}

.preview-pane {
    overflow-y: auto;
    background-color: rgba(9, 13, 22, 0.4);
}

.pane-title {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.editor-pane textarea {
    flex-grow: 1;
    width: 100%;
    border: none;
    background: transparent;
    resize: none;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.95rem;
    color: var(--text-primary);
    line-height: 1.6;
}

.editor-pane textarea:focus {
    outline: none;
}

/* Markdown Rendering styles */
.markdown-body {
    color: #e2e8f0;
    font-size: 0.95rem;
}

.markdown-body h1, .markdown-body h2, .markdown-body h3 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    margin-top: 24px;
    margin-bottom: 12px;
    font-weight: 600;
}

.markdown-body h1 { border-bottom: 1px solid var(--border-color); padding-bottom: 8px; font-size: 1.6rem; }
.markdown-body h2 { font-size: 1.3rem; }
.markdown-body h3 { font-size: 1.1rem; }

.markdown-body p {
    margin-bottom: 16px;
    color: #cbd5e1;
}

.markdown-body ul, .markdown-body ol {
    margin-left: 24px;
    margin-bottom: 16px;
}

.markdown-body li {
    margin-bottom: 6px;
}

.markdown-body code {
    background-color: var(--bg-sidebar);
    padding: 3px 6px;
    font-family: monospace;
    font-size: 0.85rem;
    border-radius: 4px;
    color: #f472b6;
    border: 1px solid var(--border-color);
}

.markdown-body pre {
    background-color: var(--bg-sidebar);
    padding: 16px;
    border-radius: var(--radius-sm);
    overflow-x: auto;
    border: 1px solid var(--border-color);
    margin-bottom: 16px;
}

.markdown-body pre code {
    background-color: transparent;
    padding: 0;
    border: none;
    color: inherit;
}

.markdown-body blockquote {
    border-left: 4px solid var(--primary);
    background-color: rgba(99, 102, 241, 0.03);
    padding: 12px 20px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* ==========================================================================
   Modals & Popups
   ========================================================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.modal-overlay.active {
    display: flex;
    opacity: 1;
}

.modal-content {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 500px;
    padding: 32px;
    box-shadow: var(--shadow-lg);
    transform: translateY(20px);
    transition: transform var(--transition-normal);
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.modal-close {
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--text-muted);
    transition: var(--transition-fast);
}

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

/* ==========================================================================
   Interactive Lists
   ========================================================================== */
.document-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.document-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.document-item:hover {
    border-color: var(--border-color-hover);
    transform: translateX(4px);
    background-color: var(--bg-card-hover);
}

.doc-info {
    display: flex;
    align-items: center;
    gap: 16px;
}

.doc-icon {
    font-size: 1.5rem;
    color: var(--primary);
}

.doc-name {
    font-weight: 600;
}

.doc-meta {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Document Checklist specific rules */
.markdown-body ul li:has(.doc-checklist-checkbox) {
    list-style-type: none;
    margin-left: -10px;
}