/* ============================================
   AIOE CRM 2.0 — Layout & Page Styles
   Apple-inspired layouts
   ============================================ */

@import url('variables.css');
@import url('components.css');

/* ——— Animations ——— */
@keyframes fadeInSlideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

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

/* ——— Sidebar ——— */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    display: flex;
    flex-direction: column;
    background-color: rgba(var(--color-bg-secondary-rgb), 0.8);
    /* Fallback */
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-right: 1px solid var(--color-separator);
    z-index: var(--z-sticky);
    transition: transform var(--duration-normal) var(--ease-out);
}

.sidebar-header {
    padding: var(--space-6);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
}

.logo-img {
    height: 32px;
    width: auto;
    display: block;
}

.logo-img.logo-for-light {
    display: block;
}

.logo-img.logo-for-dark {
    display: none;
}

[data-theme="dark"] .logo-img.logo-for-light {
    display: none;
}

[data-theme="dark"] .logo-img.logo-for-dark {
    display: block;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .logo-img.logo-for-light {
        display: none;
    }
    :root:not([data-theme="light"]) .logo-img.logo-for-dark {
        display: block;
    }
}

.sidebar-nav {
    flex: 1;
    padding: var(--space-2) var(--space-3);
    overflow-y: auto;
}

.nav-section {
    margin-bottom: var(--space-6);
}

.nav-section-title {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-tertiary);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    margin-bottom: 2px;
    font-size: var(--text-base);
    font-weight: var(--font-medium);
    color: var(--color-text-secondary);
    text-decoration: none;
    border-radius: var(--radius-lg);
    transition: all var(--duration-fast) var(--ease-out);
}

.nav-item:hover {
    background-color: var(--color-bg-tertiary);
    color: var(--color-text-primary);
}

.nav-item.active {
    background-color: var(--color-bg-elevated);
    color: var(--color-text-primary);
    box-shadow: var(--shadow-sm);
}

.nav-item svg {
    width: 20px;
    height: 20px;
    opacity: 0.6;
    flex-shrink: 0;
}

.nav-item.active svg {
    opacity: 1;
    color: var(--color-blue);
}

.sidebar-footer {
    padding: var(--space-4);
    border-top: 1px solid var(--color-separator);
}

.user-menu {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: background-color var(--duration-fast) var(--ease-out);
}

.user-menu:hover {
    background-color: var(--color-bg-tertiary);
}

.user-info {
    flex: 1;
    min-width: 0;
}

.user-name {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-size: var(--text-xs);
    color: var(--color-text-tertiary);
}

/* ——— Main Content ——— */
.main {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: var(--space-8) var(--space-10);
    background-color: var(--color-bg);
    min-height: 100vh;
    transition: background-color var(--duration-normal) var(--ease-out);
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-8);
    animation: fadeInSlideUp 0.6s ease-out;
}

.page-header-content {
    flex: 1;
}

.page-title {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    color: var(--color-text-primary);
    letter-spacing: var(--tracking-tighter);
    margin-bottom: var(--space-1);
}

.page-subtitle {
    font-size: var(--text-md);
    color: var(--color-text-secondary);
}

.page-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

/* ——— Stats Grid ——— */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
    margin-bottom: var(--space-8);
    animation: fadeInSlideUp 0.6s ease-out 0.1s both;
}

.stat-card {
    padding: var(--space-6);
    background: linear-gradient(135deg, var(--color-bg-elevated) 0%, var(--color-bg-secondary) 100%);
    border: 1px solid var(--color-separator);
    box-shadow: var(--shadow-sm);
    transition: transform var(--duration-fast) var(--ease-out), box-shadow var(--duration-fast) var(--ease-out);
}

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

.stat-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
    font-size: var(--text-xl);
}

.stat-icon.blue {
    background: rgba(0, 122, 255, 0.12);
    color: var(--color-blue);
}

.stat-icon.green {
    background: rgba(48, 209, 88, 0.12);
    color: var(--color-green);
}

.stat-icon.purple {
    background: rgba(191, 90, 242, 0.12);
    color: var(--color-purple);
}

.stat-icon.orange {
    background: rgba(255, 159, 10, 0.12);
    color: var(--color-orange);
}

.stat-label {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-2);
}

.stat-value {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    color: var(--color-text-primary);
    letter-spacing: var(--tracking-tight);
    line-height: 1;
}

.stat-change {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    margin-top: var(--space-3);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
}

.stat-change.positive {
    color: var(--color-green);
}

.stat-change.negative {
    color: var(--color-red);
}

/* ——— Filters Bar ——— */
.filters-bar {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4) var(--space-5);
    background-color: rgba(var(--color-bg-secondary-rgb), 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--color-separator);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-6);
    animation: fadeInSlideUp 0.6s ease-out 0.2s both;
}

.filter-select {
    min-width: 180px;
    background-color: var(--color-bg-elevated);
}

.filter-divider {
    width: 1px;
    height: 24px;
    background-color: var(--color-separator);
}

/* ——— Reports List ——— */
.reports-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
    animation: fadeInSlideUp 0.6s ease-out 0.3s both;
}

.report-card {
    padding: 0;
    transition: transform var(--duration-fast) var(--ease-out);
    border: 1px solid var(--color-separator);
}

.report-card:hover {
    transform: translateY(-2px);
}

.report-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--color-divider);
}

.report-meta {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.report-author {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.report-author-name {
    font-weight: var(--font-semibold);
    color: var(--color-text-primary);
}

.report-time {
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
}

.report-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
    padding: var(--space-6);
}

.report-section h4 {
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-3);
}

.report-text {
    font-size: var(--text-base);
    line-height: var(--leading-relaxed);
    color: var(--color-text-primary);
    white-space: pre-wrap;
}

/* ——— Empty State ——— */
.empty-state {
    text-align: center;
    padding: var(--space-16) var(--space-8);
    animation: fadeIn 0.5s ease-out;
}

.empty-state-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-5);
    color: var(--color-gray-4);
}

.empty-state-title {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-2);
}

.empty-state-text {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
}

/* ——— Form Layout ——— */
.form-card {
    max-width: 720px;
    margin: 0 auto;
    animation: fadeInSlideUp 0.6s ease-out 0.2s both;
}

.form-section {
    margin-bottom: var(--space-6);
}

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

.form-section-title {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-3);
}

.char-count {
    text-align: right;
    font-size: var(--text-xs);
    color: var(--color-text-quaternary);
    margin-top: var(--space-2);
}

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

@media (max-width: 1024px) {
    .sidebar {
        width: var(--sidebar-collapsed);
        backdrop-filter: none;
        /* Perf optimization */
    }

    .nav-section-title,
    .nav-item span,
    .user-info {
        display: none;
    }

    .sidebar .logo-img {
        height: 24px;
    }

    .nav-item {
        justify-content: center;
        padding: var(--space-3);
    }

    .main {
        margin-left: var(--sidebar-collapsed);
    }

    .report-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        width: var(--sidebar-width);
        z-index: var(--z-modal);
    }

    .sidebar.active {
        transform: translateX(0);
    }

    .sidebar-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.4);
        z-index: calc(var(--z-modal) - 1);
        -webkit-backdrop-filter: blur(4px);
        backdrop-filter: blur(4px);
    }

    .sidebar-overlay.active {
        display: block;
    }

    .mobile-header {
        display: flex;
        align-items: center;
        gap: var(--space-3);
        padding: var(--space-4) var(--space-5);
        position: sticky;
        top: 0;
        background: var(--color-bg);
        z-index: var(--z-sticky);
        border-bottom: 1px solid var(--color-separator);
    }

    .mobile-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 44px;
        height: 44px;
        border: none;
        border-radius: var(--radius-md);
        background: var(--color-bg-secondary);
        color: var(--color-text-primary);
        cursor: pointer;
        -webkit-tap-highlight-color: transparent;
    }

    .mobile-header .logo-img {
        height: 28px;
    }

    .main {
        margin-left: 0;
        padding: var(--space-4);
        padding-top: 0;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-3);
    }

    .stat-card {
        padding: var(--space-4);
    }

    .stat-value {
        font-size: var(--text-2xl);
    }

    .filters-bar {
        flex-wrap: wrap;
        gap: var(--space-3);
        padding: var(--space-3);
        border-radius: var(--radius-lg);
    }

    .filter-select {
        min-width: 0;
        flex: 1 1 calc(50% - var(--space-3));
    }

    .filter-divider {
        display: none;
    }

    .page-header {
        flex-direction: column;
        gap: var(--space-3);
        margin-bottom: var(--space-5);
    }

    .page-title {
        font-size: var(--text-2xl);
    }

    .page-actions {
        width: 100%;
    }

    .page-actions .btn {
        flex: 1;
    }

    /* Report meta bar */
    .meta-bar {
        flex-direction: column !important;
        gap: var(--space-3) !important;
        align-items: stretch !important;
    }

    .meta-bar .meta-group {
        margin-left: 0 !important;
    }

    /* Report content grid */
    .report-content {
        grid-template-columns: 1fr;
        gap: var(--space-4);
        padding: var(--space-4);
    }

    .report-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-3);
        padding: var(--space-4);
    }

    /* Form */
    .form-card {
        max-width: 100%;
    }

    .card-body {
        padding: var(--space-4);
    }

    .card-footer {
        padding: var(--space-3) var(--space-4);
    }

    /* Profile form row */
    .form-row {
        flex-direction: column !important;
        gap: var(--space-4) !important;
    }

    /* Toast on mobile */
    .toast-container {
        top: auto;
        bottom: var(--space-4);
        left: var(--space-4);
        right: var(--space-4);
    }

    .toast {
        width: 100%;
    }
}

/* Hide mobile header on desktop */
@media (min-width: 769px) {
    .mobile-header {
        display: none;
    }

    .sidebar-overlay {
        display: none !important;
    }

    .mobile-menu-btn {
        display: none;
    }
}

/* ——— Dashboard Main Layout ——— */
.dashboard-main {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 100vh;
    padding: 2rem;
}

/* When tasks are present, flow naturally instead of centering */
.dashboard-main:has(#tasksCard[style*="display: block"]) {
    justify-content: flex-start;
    padding-top: clamp(2rem, 8vh, 6rem);
}

@media (max-width: 768px) {
    /* Dashboard: remove forced centering, natural flow */
    .dashboard-main {
        padding: var(--space-5);
        padding-top: var(--space-4);
        min-height: auto;
        justify-content: flex-start;
    }

    /* Task items: bigger touch targets */
    .task-item {
        padding: 1rem !important;
        gap: 1rem !important;
        border-radius: 14px !important;
    }

    .task-checkbox {
        width: 28px !important;
        height: 28px !important;
        min-width: 28px !important;
    }

    .task-text {
        font-size: 0.95rem !important;
    }
}

/* Tablet: keep theme toggle visible when sidebar collapses labels */
@media (max-width: 1024px) and (min-width: 769px) {
    .theme-toggle {
        justify-content: center;
    }
}

/* Zen Mode */
body.zen-mode .sidebar,
body.zen-mode .page-header,
body.zen-mode .form-card>.card-body>.form-section:first-child,
/* Top meta bar */
body.zen-mode .input-group:not(:focus-within),
body.zen-mode .card-footer {
    opacity: 0.1;
    filter: grayscale(100%);
    transition: all 0.5s ease;
    pointer-events: none;
    /* Prevent accidental clicks */
}

body.zen-mode .form-card {
    box-shadow: none;
    background: transparent;
    border: none;
}

body.zen-mode .main {
    transition: all 0.5s ease;
}

/* Ensure the active text area stays clear */
body.zen-mode textarea:focus {
    opacity: 1;
    filter: none;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border-color: var(--color-blue);
}