/* ============================================
   AGENCY TRACKER - WordPress CRM Theme
   Modern, Minimal Dashboard UI
   ============================================ */

/* ============ CSS Variables ============ */
:root {
    /* Colors - Light Theme */
    --bg: #F5F5F5;
    --surface: #FFFFFF;
    --primary: #1E1E1E;
    --secondary: #A3A3A3;
    --accent: #C7F000;
    --muted: #EDEDED;
    --success: #B7F000;
    --danger: #FF6B6B;
    --warning: #FFB800;
    --info: #4DA6FF;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Spacing */
    --gap: 24px;
    --gap-sm: 12px;
    --gap-xs: 8px;
    --gap-lg: 32px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.08);
    
    /* Layout */
    --sidebar-width: 280px;
    --header-height: 80px;
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;
}

/* ============ Dark Theme ============ */
[data-theme="dark"] {
    --bg: #0D0D0D;
    --surface: #1A1A1A;
    --primary: #FFFFFF;
    --secondary: #8A8A8A;
    --muted: #2A2A2A;
    --accent: #C7F000;
    --success: #B7F000;
    --danger: #FF6B6B;
    --warning: #FFB800;
    --info: #4DA6FF;
    
    /* Shadows for dark mode */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] .login-screen {
    background: linear-gradient(135deg, var(--bg) 0%, #151515 100%);
}

[data-theme="dark"] .form-input,
[data-theme="dark"] .form-select {
    background: var(--bg);
    border-color: var(--muted);
}

[data-theme="dark"] .modal-content {
    background: var(--surface);
}

[data-theme="dark"] .invoice-doc {
    background: var(--bg);
}

[data-theme="dark"] .logo-icon svg rect {
    fill: var(--accent);
}

[data-theme="dark"] .logo-icon svg path {
    stroke: var(--primary);
}

/* ============ Reset & Base ============ */
.crm-page *, 
.crm-page *::before, 
.crm-page *::after,
.crm-login-page *,
.crm-login-page *::before,
.crm-login-page *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

.crm-page,
.crm-login-page {
    font-family: var(--font-family);
    background: var(--bg);
    color: var(--primary);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.crm-page a,
.crm-login-page a {
    text-decoration: none;
    color: inherit;
}

.crm-page button,
.crm-login-page button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

.crm-page input, 
.crm-page select, 
.crm-page textarea,
.crm-login-page input,
.crm-login-page select,
.crm-login-page textarea {
    font-family: inherit;
    font-size: 1rem;
}

/* ============ Utility Classes ============ */
.hidden {
    display: none !important;
}

/* ============ Login Screen ============ */
.login-screen {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--gap);
    background: linear-gradient(135deg, var(--bg) 0%, #E8E8E8 100%);
}

.login-container {
    width: 100%;
    max-width: 420px;
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 48px;
    box-shadow: var(--shadow-lg);
    position: relative;
}

.login-theme-toggle {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 10px;
    border-radius: var(--radius-sm);
    color: var(--secondary);
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-theme-toggle:hover {
    background: var(--muted);
    color: var(--primary);
}

.login-theme-toggle .icon-sun,
.login-theme-toggle .icon-moon {
    width: 20px;
    height: 20px;
}

[data-theme="dark"] .login-theme-toggle .icon-sun {
    display: block;
}

[data-theme="dark"] .login-theme-toggle .icon-moon {
    display: none;
}

.login-theme-toggle .icon-sun {
    display: none;
}

.login-theme-toggle .icon-moon {
    display: block;
}

.login-logo {
    display: flex;
    align-items: center;
    gap: var(--gap-sm);
    margin-bottom: var(--gap-xs);
}

.login-logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
}

.login-subtitle {
    color: var(--secondary);
    margin-bottom: var(--gap-lg);
    font-size: 0.95rem;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: var(--gap);
}

.login-message {
    padding: var(--gap-sm);
    border-radius: var(--radius-sm);
    margin-bottom: var(--gap-sm);
    font-size: 0.9rem;
}

.login-message.error {
    background: rgba(255, 107, 107, 0.1);
    color: var(--danger);
    border: 1px solid var(--danger);
}

.login-message.success {
    background: rgba(183, 240, 0, 0.1);
    color: #5A7800;
    border: 1px solid var(--success);
}

.login-hint {
    text-align: center;
    color: var(--secondary);
    font-size: 0.85rem;
    margin-top: var(--gap);
}

.login-hint a {
    color: var(--primary);
    font-weight: 500;
}

.login-hint a:hover {
    text-decoration: underline;
}

/* Login Input with Icon */
.input-with-icon {
    position: relative;
    display: flex;
    align-items: center;
}

.input-with-icon svg {
    position: absolute;
    left: 18px;
    color: var(--secondary);
    pointer-events: none;
    transition: var(--transition);
}

.input-with-icon .login-input {
    padding-left: 52px;
}

.input-with-icon:focus-within svg {
    color: var(--primary);
}

.login-input {
    background: var(--bg);
    border: 2px solid transparent;
}

.login-input:focus {
    background: var(--surface);
    border-color: var(--primary);
}

.login-input::placeholder {
    color: var(--secondary);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--gap-xs);
    font-size: 0.9rem;
    color: var(--secondary);
    cursor: pointer;
}

.checkbox-label input {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

/* ============ Form Elements ============ */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--primary);
}

.label-hint {
    font-weight: 400;
    font-size: 0.8rem;
    color: var(--secondary);
}

.form-help {
    font-size: 0.8rem;
    color: var(--secondary);
    margin-top: 4px;
    line-height: 1.4;
}

/* Clients List */
.clients-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 12px;
}

.client-item {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    padding: 12px;
    background: var(--bg);
    border-radius: var(--radius-sm);
    border: 1px solid var(--muted);
}

.client-item .form-group {
    flex: 1;
    gap: 4px;
}

.client-item .form-group label {
    font-size: 0.75rem;
    color: var(--secondary);
}

.client-item .form-input {
    padding: 10px 12px;
    font-size: 0.9rem;
}

.client-remove-btn {
    padding: 8px;
    border-radius: var(--radius-sm);
    color: var(--secondary);
    transition: var(--transition);
    margin-top: 22px;
}

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

.form-input,
.form-select {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--muted);
    border-radius: var(--radius);
    font-size: 1rem;
    background: var(--surface);
    color: var(--primary);
    transition: var(--transition);
}

.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary);
}

.form-input::placeholder {
    color: var(--secondary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--gap);
}

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

/* Time Input Group */
.time-input-group {
    display: flex;
    gap: var(--gap-sm);
}

.time-input-field {
    flex: 1;
    display: flex;
    align-items: center;
    gap: var(--gap-xs);
    background: var(--surface);
    border: 2px solid var(--muted);
    border-radius: var(--radius);
    padding: 0 14px;
    transition: var(--transition);
}

.time-input-field:focus-within {
    border-color: var(--primary);
}

.time-input-field .form-input {
    border: none;
    padding: 14px 0;
    text-align: center;
    width: 60px;
    background: transparent;
}

.time-input-field .form-input:focus {
    outline: none;
    border: none;
}

.time-input-label {
    font-size: 0.9rem;
    color: var(--secondary);
    font-weight: 500;
}

/* ============ Buttons ============ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--gap-xs);
    padding: 14px 24px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
}

.btn-primary {
    background: var(--primary) !important;
    color: var(--surface);
}

.btn-primary:hover {
    background: #333 !important;
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-secondary {
    background: var(--muted) !important;
    color: var(--primary);
}

.btn-secondary:hover {
    background: #E0E0E0 !important;
}

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

.btn-danger:hover {
    background: #FF5252 !important;
}

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

.btn-accent:hover {
    background: #D4FF1A;
}

.btn-sm {
    padding: 8px 14px;
    font-size: 0.85rem;
    gap: 6px;
}

.btn-full {
    width: 100%;
}

.btn-icon {
    padding: 10px;
    border-radius: var(--radius-sm);
}

/* ============ App Layout ============ */
.app {
    display: flex;
    min-height: 100vh;
}

/* ============ Sidebar ============ */
.sidebar {
    width: var(--sidebar-width);
    background: var(--surface);
    border-right: 1px solid var(--muted);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 100;
    transition: var(--transition);
}

.sidebar-header {
    padding: var(--gap);
    border-bottom: 1px solid var(--muted);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--gap-sm);
}

.logo-icon {
    flex-shrink: 0;
}

.logo-text {
    font-size: 1.2rem;
    font-weight: 700;
}

.sidebar-nav {
    flex: 1;
    padding: var(--gap) var(--gap-sm);
    display: flex;
    flex-direction: column;
    gap: 4px;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--gap-sm);
    padding: 14px 16px;
    border-radius: var(--radius);
    color: var(--secondary);
    font-weight: 500;
    transition: var(--transition);
}

.nav-item:hover {
    background: var(--muted);
    color: var(--primary);
}

.nav-item.active {
    background: var(--primary);
    color: var(--surface);
}

.nav-item.active svg {
    stroke: var(--accent);
}

.sidebar-footer {
    padding: var(--gap-sm) var(--gap);
    border-top: 1px solid var(--muted);
    display: flex;
    align-items: center;
    gap: var(--gap-xs);
}

.user-info {
    flex: 1;
    min-width: 0;
    display: flex;
    align-items: center;
    gap: var(--gap-sm);
    overflow: hidden;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--accent);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    flex-shrink: 0;
}

.user-details {
    display: flex;
    flex-direction: column;
    min-width: 0;
    overflow: hidden;
}

.user-name {
    font-weight: 600;
    font-size: 0.85rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.user-role {
    font-size: 0.7rem;
    color: var(--secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sidebar-actions {
    display: flex;
    gap: 2px;
    flex-shrink: 0;
}

.settings-btn,
.logout-btn,
.theme-toggle {
    padding: 8px;
    border-radius: var(--radius-sm);
    color: var(--secondary);
    transition: var(--transition);
    flex-shrink: 0;
}

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

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

/* ============ Main Content ============ */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ============ Header ============ */
.header {
    height: var(--header-height);
    padding: 0 var(--gap-lg);
    background: var(--surface);
    border-bottom: 1px solid var(--muted);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 50;
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--gap);
}

.mobile-menu-btn {
    display: none;
    padding: 8px;
    color: var(--primary);
}

.page-title {
    font-size: 1.5rem;
    font-weight: 700;
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--gap);
}

.current-date {
    font-size: 0.9rem;
    color: var(--secondary);
    font-weight: 500;
}

/* ============ Page Container ============ */
.page-container {
    flex: 1;
    padding: var(--gap-lg);
}

/* .page {
    display: none;
} */

.page.active {
    display: block;
}

/* ============ Page Header ============ */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--gap);
    flex-wrap: wrap;
    gap: var(--gap);
}

.page-header h2 {
    font-size: 1.25rem;
    font-weight: 600;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--gap-sm);
}

/* ============ Dashboard ============ */
.dashboard-grid {
    display: flex;
    flex-direction: column;
    gap: var(--gap);
}

.stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--gap);
}

.stat-card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: var(--gap);
    display: flex;
    align-items: center;
    gap: var(--gap);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

/* Theme Toggle */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.theme-toggle .icon-sun,
.theme-toggle .icon-moon {
    width: 18px;
    height: 18px;
}

[data-theme="dark"] .theme-toggle .icon-sun {
    display: block;
}

[data-theme="dark"] .theme-toggle .icon-moon {
    display: none;
}

.theme-toggle .icon-sun {
    display: none;
}

.theme-toggle .icon-moon {
    display: block;
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-icon.hours {
    background: #E8F4FF;
}
.stat-icon.hours svg { stroke: var(--info); }

.stat-icon.month {
    background: #FFF4E5;
}
.stat-icon.month svg { stroke: var(--warning); }

.stat-icon.revenue {
    background: var(--accent);
}
.stat-icon.revenue svg { stroke: var(--primary); }

.stat-icon.projects {
    background: #F0FFF0;
}
.stat-icon.projects svg { stroke: var(--success); }

.stat-content {
    display: flex;
    flex-direction: column;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--secondary);
    font-weight: 500;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    line-height: 1.2;
}

/* Chart Section */
.chart-section,
.recent-section {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: var(--gap);
    box-shadow: var(--shadow-sm);
}

.chart-section-full {
    width: 100%;
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--gap);
}

/* Chart Tabs */
.chart-tabs {
    display: flex;
    gap: 4px;
    background: var(--muted);
    padding: 4px;
    border-radius: var(--radius-sm);
}

.chart-tab {
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--secondary);
    transition: var(--transition-fast);
}

.chart-tab:hover {
    color: var(--primary);
}

.chart-tab.active {
    background: var(--surface);
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}

/* Chart Total */
.chart-total {
    display: inline-flex;
    align-items: center;
    gap: var(--gap-xs);
    margin-bottom: var(--gap-sm);
    padding: 8px 12px;
    background: var(--muted);
    border-radius: var(--radius-sm);
}

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

.chart-total-value {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--primary);
}

.section-header h2 {
    font-size: 1.1rem;
    font-weight: 600;
}

.chart-container {
    height: 220px;
    display: flex;
    align-items: flex-end;
    gap: var(--gap-sm);
    padding: 0;
    padding-top: var(--gap);
    overflow: visible;
}

.bar-chart {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    width: 100%;
    height: 100%;
    gap: var(--gap-sm);
    overflow-x: auto;
    padding-bottom: 4px;
}

.bar-chart::-webkit-scrollbar {
    height: 6px;
}

.bar-chart::-webkit-scrollbar-track {
    background: var(--muted);
    border-radius: 3px;
}

.bar-chart::-webkit-scrollbar-thumb {
    background: var(--secondary);
    border-radius: 3px;
}

.bar-chart::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

.bar-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    min-width: 40px;
}

.bar {
    width: 100%;
    max-width: 50px;
    background: var(--accent);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    transition: var(--transition);
    min-height: 4px;
}

.bar-item:hover .bar {
    background: var(--primary);
}

.bar-label {
    font-size: 0.75rem;
    color: var(--secondary);
    font-weight: 500;
    text-align: center;
}

.bar-value {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--primary);
    min-height: 1em;
    white-space: nowrap;
}

/* Compact bar items for monthly view */
.bar-item-compact {
    min-width: 20px;
    flex: 1;
}

.bar-item-compact .bar {
    max-width: 24px;
}

.bar-item-compact .bar-label {
    font-size: 0.65rem;
}

.bar-item-compact .bar-value {
    font-size: 0.65rem;
    opacity: 0;
    transition: var(--transition-fast);
}

.bar-item-compact:hover .bar-value {
    opacity: 1;
}

.bar-item-compact.today .bar {
    background: var(--primary);
}

.bar-item-compact.today .bar-label {
    color: var(--primary);
    font-weight: 600;
}

.bar-item-compact.future .bar {
    background: var(--muted);
}

.bar-item-compact.future .bar-label {
    color: var(--muted);
}

/* Recent Logs */
.recent-list {
    display: flex;
    flex-direction: column;
    gap: var(--gap-sm);
}

.recent-item {
    display: flex;
    align-items: center;
    gap: var(--gap);
    padding: var(--gap-sm);
    border-radius: var(--radius);
    background: var(--bg);
    transition: var(--transition-fast);
}

.recent-item:hover {
    background: var(--muted);
}

.recent-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: var(--surface);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--secondary);
}

.recent-content {
    flex: 1;
}

.recent-title {
    font-weight: 500;
    font-size: 0.95rem;
}

.recent-meta {
    font-size: 0.8rem;
    color: var(--secondary);
}

.recent-hours {
    font-weight: 600;
    color: var(--primary);
    padding: 6px 12px;
    background: var(--accent);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
}

/* ============ Projects ============ */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--gap);
}

.project-card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: var(--gap);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    gap: var(--gap);
}

.project-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

.project-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
}

.project-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    background: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
}

.project-actions {
    display: flex;
    gap: 4px;
}

.project-actions button {
    padding: 8px;
    border-radius: var(--radius-sm);
    color: var(--secondary);
    transition: var(--transition-fast);
}

.project-actions button:hover {
    background: var(--muted);
    color: var(--primary);
}

.project-actions button.delete:hover {
    background: var(--danger);
    color: white;
}

.project-name {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.project-client {
    font-size: 0.9rem;
    color: var(--secondary);
}

.project-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--gap-sm);
    padding-top: var(--gap);
    border-top: 1px solid var(--muted);
}

.project-stat {
    text-align: center;
}

.project-stat-value {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
}

.project-stat-label {
    font-size: 0.75rem;
    color: var(--secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--secondary);
}

.empty-state svg {
    margin-bottom: var(--gap);
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 1.1rem;
    margin-bottom: var(--gap-xs);
    color: var(--primary);
}

.empty-state p {
    font-size: 0.9rem;
}

/* ============ Tasks Board ============ */
.tasks-board {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--gap);
}

.task-column {
    background: var(--bg);
    border-radius: var(--radius-lg);
    padding: var(--gap);
    min-height: 400px;
}

.column-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--gap);
    padding-bottom: var(--gap-sm);
    border-bottom: 2px solid var(--muted);
}

.column-title {
    font-weight: 600;
    font-size: 0.95rem;
}

.column-count {
    background: var(--surface);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
}

.task-column[data-status="todo"] .column-header {
    border-color: var(--info);
}

.task-column[data-status="in-progress"] .column-header {
    border-color: var(--warning);
}

.task-column[data-status="done"] .column-header {
    border-color: var(--success);
}

.column-tasks {
    display: flex;
    flex-direction: column;
    gap: var(--gap-sm);
}

.task-card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: var(--gap);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.task-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: var(--gap-xs);
}

.task-project {
    font-size: 0.75rem;
    color: var(--secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.task-quick-actions {
    display: flex;
    gap: 4px;
}

.quick-status-btn {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
    background: var(--accent);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--transition);
}

.quick-status-btn:hover {
    background: var(--primary);
    color: var(--surface);
    transform: scale(1.1);
}

.task-title {
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: var(--gap-xs);
}

.task-description {
    font-size: 0.85rem;
    color: var(--secondary);
    margin-bottom: var(--gap-sm);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Task Status Badge */
.task-status-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.task-status-badge.status-todo {
    background: rgba(77, 166, 255, 0.15);
    color: var(--info);
}

.task-status-badge.status-in-progress {
    background: rgba(255, 184, 0, 0.15);
    color: #B88A00;
}

.task-status-badge.status-done {
    background: rgba(183, 240, 0, 0.15);
    color: #5A7800;
}

.task-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: var(--gap-sm);
}

.task-actions {
    display: flex;
    gap: 4px;
}

.task-actions button {
    padding: 6px;
    border-radius: 4px;
    color: var(--secondary);
    transition: var(--transition-fast);
}

.task-actions button:hover {
    background: var(--muted);
    color: var(--primary);
}

.task-actions button.delete:hover {
    background: var(--danger);
    color: white;
}

/* ============ Time Tracking ============ */
.time-filters {
    display: flex;
    gap: var(--gap-sm);
    margin-bottom: var(--gap);
    flex-wrap: wrap;
}

.time-filters .form-select,
.time-filters .form-input {
    padding: 10px 14px;
    width: auto;
}

.time-table-container {
    background: var(--surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: var(--gap);
    text-align: left;
    border-bottom: 1px solid var(--muted);
}

.data-table th {
    background: var(--bg);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--secondary);
}

.data-table td {
    font-size: 0.95rem;
}

.data-table tr:last-child td {
    border-bottom: none;
}

.data-table tr:hover td {
    background: var(--bg);
}

.actions-col {
    width: 100px;
    text-align: center !important;
}

.table-actions {
    display: flex;
    justify-content: center;
    gap: 4px;
}

.table-actions button {
    padding: 6px;
    border-radius: 4px;
    color: var(--secondary);
    transition: var(--transition-fast);
}

.table-actions button:hover {
    background: var(--muted);
    color: var(--primary);
}

.table-actions button.delete:hover {
    background: var(--danger);
    color: white;
}

/* ============ Invoices ============ */
.invoices-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--gap);
}

.invoice-card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: var(--gap);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    cursor: pointer;
}

.invoice-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

.invoice-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--gap);
}

.invoice-number {
    font-weight: 700;
    font-size: 1.1rem;
}

.invoice-status {
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.invoice-status.paid {
    background: rgba(183, 240, 0, 0.2);
    color: #5A7800;
}

.invoice-status.pending {
    background: rgba(255, 184, 0, 0.2);
    color: #996E00;
}

.invoice-body {
    margin-bottom: var(--gap);
}

.invoice-client {
    font-weight: 500;
    margin-bottom: 4px;
}

.invoice-project {
    font-size: 0.9rem;
    color: var(--secondary);
}

.invoice-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--gap);
    border-top: 1px solid var(--muted);
}

.invoice-date {
    font-size: 0.85rem;
    color: var(--secondary);
}

.invoice-total {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
}

/* Invoice Preview */
.invoice-preview {
    background: var(--surface);
    border: 1px solid var(--muted);
    border-radius: var(--radius);
    padding: var(--gap-lg);
    margin: var(--gap) 0;
}

.invoice-doc {
    max-width: 800px;
    margin: 0 auto;
}

.invoice-doc-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--gap-lg);
    padding-bottom: var(--gap-lg);
    border-bottom: 2px solid var(--primary);
}

.invoice-doc-logo h2 {
    font-size: 1.5rem;
    margin-bottom: 4px;
}

.invoice-doc-logo p {
    color: var(--secondary);
    font-size: 0.9rem;
}

.invoice-doc-info {
    text-align: right;
}

.invoice-doc-info h3 {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: var(--gap-xs);
}

.invoice-doc-info p {
    font-size: 0.9rem;
    color: var(--secondary);
}

.invoice-parties {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--gap-lg);
    margin-bottom: var(--gap-lg);
}

.invoice-party h4 {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--secondary);
    margin-bottom: var(--gap-xs);
}

.invoice-party p {
    font-size: 0.95rem;
}

.invoice-party strong {
    font-weight: 600;
}

.invoice-items {
    margin-bottom: var(--gap-lg);
}

.invoice-items table {
    width: 100%;
    border-collapse: collapse;
}

.invoice-items th,
.invoice-items td {
    padding: var(--gap-sm);
    text-align: left;
    border-bottom: 1px solid var(--muted);
}

.invoice-items th {
    background: var(--bg);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
}

.invoice-items .text-right {
    text-align: right;
}

.invoice-totals {
    display: flex;
    justify-content: flex-end;
}

.invoice-totals-table {
    width: 300px;
}

.invoice-totals-row {
    display: flex;
    justify-content: space-between;
    padding: var(--gap-xs) 0;
}

.invoice-totals-row.total {
    border-top: 2px solid var(--primary);
    padding-top: var(--gap-sm);
    margin-top: var(--gap-sm);
    font-weight: 700;
    font-size: 1.25rem;
}

/* ============ Modals ============ */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: var(--gap);
    backdrop-filter: blur(4px);
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--surface);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-lg {
    max-width: 800px;
}

.modal-sm {
    max-width: 400px;
}

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

.modal-header h3 {
    font-size: 1.2rem;
    font-weight: 600;
}

.modal-close {
    padding: 8px;
    border-radius: var(--radius-sm);
    color: var(--secondary);
    transition: var(--transition-fast);
}

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

.modal-content form,
.modal-content > div:not(.modal-header):not(.modal-footer) {
    padding: var(--gap);
}

.modal-content form {
    display: flex;
    flex-direction: column;
    gap: var(--gap);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--gap-sm);
    padding: var(--gap);
    border-top: 1px solid var(--muted);
}

/* ============ Toast Notification ============ */
.toast {
    position: fixed;
    bottom: var(--gap);
    right: var(--gap);
    background: var(--primary);
    color: var(--surface);
    padding: var(--gap) var(--gap-lg);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    transform: translateY(100px);
    opacity: 0;
    transition: var(--transition);
    z-index: 2000;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast.success {
    background: var(--success);
    color: var(--primary);
}

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

/* ============ Responsive ============ */
@media (max-width: 1200px) {
    .stats-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .tasks-board {
        grid-template-columns: 1fr;
    }
    
    .task-column {
        min-height: auto;
    }
}

@media (max-width: 768px) {
    :root {
        --sidebar-width: 100%;
    }
    
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .header {
        padding: 0 var(--gap);
    }
    
    .page-container {
        padding: var(--gap);
    }
    
    .stats-row {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .header-actions {
        width: 100%;
        flex-wrap: wrap;
    }
    
    .time-filters {
        flex-direction: column;
    }
    
    .time-filters .form-select,
    .time-filters .form-input {
        width: 100%;
    }
    
    .invoice-parties {
        grid-template-columns: 1fr;
    }
    
    .data-table {
        display: block;
        overflow-x: auto;
    }
}

@media (max-width: 480px) {
    .login-container {
        padding: var(--gap);
    }
    
    .projects-grid,
    .invoices-grid {
        grid-template-columns: 1fr;
    }
    
    .modal-content {
        max-height: 100vh;
        border-radius: 0;
    }
}

/* ============ Print Styles ============ */
@media print {
    body * {
        visibility: hidden;
    }
    
    .invoice-preview,
    .invoice-preview * {
        visibility: visible;
    }
    
    .invoice-preview {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        border: none;
        box-shadow: none;
    }
}

/* ============ Client-specific styles ============ */
body.client-view .admin-only {
    display: none !important;
}