/* ==========================================================================
   Saanvi Omnichannel Support - Split Theme Design System
   Dark Navigation Frame (Navbar + Sidebar) + Light Content Canvas
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
    /* Dark Zone (Navbar & Sidebar) */
    --nav-bg: #0A0A0B;
    --sidebar-bg: #0D0D0F;
    --sidebar-surface: #141417;
    --nav-text: #F5F5F5;
    --nav-muted: #9A9A9E;
    --nav-hover: rgba(255, 255, 255, 0.06);
    --nav-active: rgba(59, 130, 246, 0.15);
    --nav-border: #2A2A2D;

    /* Light Zone (Main Content Area) */
    --content-bg: #F7F7F8;
    --card-bg: #FFFFFF;
    --card-hover: #FCFCFD;
    --text-primary: #1A1A1C;
    --text-secondary: #6B6B70;
    --text-muted: #9A9A9E;
    --border-color: #E5E5E7;
    --border-subtle: #F0F0F2;

    /* Shared Accent & Interactive */
    --accent: #3B82F6;
    --accent-hover: #2563EB;
    --accent-light: #EFF6FF;
    --accent-border: #BFDBFE;
    --accent-focus-ring: rgba(59, 130, 246, 0.25);

    /* Status Badges */
    --admin-badge-bg: #F5F3FF;
    --admin-badge-text: #7C3AED;
    --admin-badge-border: #DDD6FE;

    --manager-badge-bg: #EFF6FF;
    --manager-badge-text: #2563EB;
    --manager-badge-border: #BFDBFE;

    --agent-badge-bg: #ECFDF5;
    --agent-badge-text: #059669;
    --agent-badge-border: #A7F3D0;

    --danger-bg: #FEF2F2;
    --danger-text: #DC2626;
    --danger-border: #FECACA;

    --success-bg: #F0FDF4;
    --success-text: #16A34A;
    --success-border: #BBF7D0;

    /* Typography & Sizing */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', SFMono-Regular, Consolas, monospace;
    --sidebar-width: 250px;
    --sidebar-collapsed-width: 68px;
    --navbar-height: 60px;
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 24px rgba(0, 0, 0, 0.08);
}

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

html, body {
    height: 100%;
    width: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
    font-family: var(--font-family);
    background-color: var(--content-bg);
    color: var(--text-primary);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* ==========================================================================
   Application Shell Layout (Split Theme)
   ========================================================================== */

.app-wrapper {
    display: flex;
    flex-direction: column;
    height: 100vh;
    height: 100dvh;
    width: 100%;
    overflow: hidden;
}

/* Top Navbar (Dark) */
.app-navbar {
    height: var(--navbar-height);
    background-color: var(--nav-bg);
    border-bottom: 1px solid var(--nav-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    flex-shrink: 0;
    z-index: 100;
}

.navbar-brand-section {
    display: flex;
    align-items: center;
    gap: 12px;
}

.mobile-menu-toggle-btn {
    display: none;
    background: transparent;
    border: none;
    color: var(--nav-text);
    padding: 8px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: background-color var(--transition-fast);
}

.mobile-menu-toggle-btn:hover {
    background-color: var(--nav-hover);
}

.mobile-menu-toggle-btn:focus-visible {
    outline: 2px solid var(--accent);
}

.desktop-sidebar-toggle-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--nav-border);
    color: var(--nav-muted);
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.desktop-sidebar-toggle-btn:hover {
    background-color: var(--nav-hover);
    color: var(--nav-text);
    border-color: #3F3F46;
}

.desktop-sidebar-toggle-btn:focus-visible {
    outline: 2px solid var(--accent);
}

.toggle-icon-svg {
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.app-wrapper.sidebar-collapsed .desktop-sidebar-toggle-btn .toggle-icon-svg,
html.sidebar-is-collapsed .app-wrapper .desktop-sidebar-toggle-btn .toggle-icon-svg {
    transform: rotate(180deg);
}

.brand-logo-area {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.brand-logo-badge {
    background: #000000;
    border: 1px solid #2A2A2D;
    color: #FFFFFF;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 1px;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
}

.brand-logo-badge svg {
    color: var(--accent);
}

.brand-app-title {
    color: var(--nav-text);
    font-size: 15px;
    font-weight: 600;
    letter-spacing: -0.2px;
    white-space: nowrap;
}

.navbar-user-area {
    display: flex;
    align-items: center;
    gap: 16px;
}

.user-profile-meta {
    display: flex;
    align-items: center;
    gap: 10px;
}

.user-name-display {
    color: var(--nav-text);
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
}

.user-avatar-circle {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #1C1C1F;
    border: 1px solid var(--nav-border);
    color: var(--nav-text);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    flex-shrink: 0;
}

.navbar-logout-form {
    display: inline;
}

/* Mobile Off-Canvas Drawer & Backdrop */
.mobile-drawer-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(2px);
    z-index: 250;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}

.mobile-drawer-backdrop.open {
    opacity: 1;
    pointer-events: auto;
}

.mobile-nav-drawer {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 290px;
    max-width: 85vw;
    background-color: var(--sidebar-bg);
    border-right: 1px solid var(--nav-border);
    z-index: 260;
    display: flex;
    flex-direction: column;
    transform: translateX(-100%);
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 10px 0 25px rgba(0, 0, 0, 0.5);
    overflow-y: auto;
}

.mobile-nav-drawer.open {
    transform: translateX(0);
}

.mobile-drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 18px;
    border-bottom: 1px solid var(--nav-border);
}

.mobile-drawer-close-btn {
    background: transparent;
    border: none;
    color: var(--nav-muted);
    padding: 6px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-fast), background-color var(--transition-fast);
}

.mobile-drawer-close-btn:hover {
    color: var(--nav-text);
    background-color: var(--nav-hover);
}

.mobile-drawer-user-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 18px;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--nav-border);
}

.mobile-user-details {
    overflow: hidden;
}

.mobile-user-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--nav-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.mobile-user-role {
    margin-top: 4px;
}

.mobile-drawer-nav {
    flex: 1;
    padding: 16px 12px;
}

.mobile-drawer-footer {
    padding: 16px;
    border-top: 1px solid var(--nav-border);
    background: var(--nav-bg);
}

.mobile-signedin-box {
    padding: 10px 12px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 6px;
    border: 1px solid #2A2A2D;
}

.signedin-label {
    font-size: 10.5px;
    color: #9A9A9E;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.signedin-email {
    font-size: 12px;
    color: #F5F5F5;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-top: 2px;
}

.btn-saanvi-logout.mobile-full-logout {
    width: 100%;
    justify-content: center;
    padding: 8px 12px;
    font-size: 13px;
}

/* Main Container with Sidebar + Content */
.app-body-container {
    display: flex;
    flex: 1;
    height: calc(100vh - var(--navbar-height));
    overflow: hidden;
}

/* Left Sidebar (Dark) with Separate Independent Scroll */
.app-sidebar {
    width: var(--sidebar-width);
    background-color: var(--sidebar-bg);
    border-right: 1px solid var(--nav-border);
    display: flex;
    flex-direction: column;
    height: 100%;
    flex-shrink: 0;
    transition: width 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    z-index: 90;
    overflow: hidden;
}

/* Separate Independent Scroll Container for Navigation Menu */
.sidebar-nav-scroll {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 16px 10px;
    scrollbar-width: thin;
    scrollbar-color: #2A2A2D transparent;
}

.sidebar-nav-scroll::-webkit-scrollbar {
    width: 5px;
}

.sidebar-nav-scroll::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar-nav-scroll::-webkit-scrollbar-thumb {
    background: #2A2A2D;
    border-radius: 4px;
}

.sidebar-nav-scroll::-webkit-scrollbar-thumb:hover {
    background: #3F3F46;
}

.sidebar-menu-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sidebar-category-header {
    color: var(--nav-muted);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    padding: 8px 12px 4px 12px;
    white-space: nowrap;
    transition: opacity var(--transition-fast), height var(--transition-fast);
}

.sidebar-nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    color: var(--nav-muted);
    text-decoration: none;
    font-size: 13.5px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    white-space: nowrap;
    position: relative;
}

.sidebar-nav-item svg {
    width: 18px;
    height: 18px;
    min-width: 18px;
    opacity: 0.75;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
    flex-shrink: 0;
}

.sidebar-nav-item .nav-item-text {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    transition: opacity var(--transition-fast);
}

.sidebar-nav-item:hover {
    background-color: var(--nav-hover);
    color: var(--nav-text);
}

.sidebar-nav-item:hover svg {
    opacity: 1;
}

.sidebar-nav-item.active {
    background-color: var(--nav-hover);
    color: #FFFFFF;
    border-left: 3px solid var(--accent);
    border-top-left-radius: 2px;
    border-bottom-left-radius: 2px;
}

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

.sidebar-nav-badge {
    margin-left: auto;
    background: #1C1C1F;
    color: var(--nav-muted);
    font-size: 11px;
    padding: 2px 7px;
    border-radius: 10px;
    border: 1px solid var(--nav-border);
    transition: opacity var(--transition-fast);
}

/* Pinned Footer Section at the bottom of sidebar */
.sidebar-footer-pinned {
    padding: 12px 10px;
    border-top: 1px solid var(--nav-border);
    background: var(--sidebar-bg);
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sidebar-user-full {
    padding: 10px 12px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-sm);
    border: 1px solid #2A2A2D;
}

.sidebar-user-mini {
    display: none;
}

.sidebar-collapse-toggle-bar {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 10px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    color: var(--nav-muted);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.sidebar-collapse-toggle-bar:hover {
    background-color: var(--nav-hover);
    color: var(--nav-text);
    border-color: var(--nav-border);
}

.sidebar-collapse-toggle-bar .toggle-bar-icon {
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   Desktop Collapsed Sidebar State (Icon Rail + Tooltip Expansion)
   ========================================================================== */
.app-wrapper.sidebar-collapsed .app-sidebar,
html.sidebar-is-collapsed .app-sidebar {
    width: var(--sidebar-collapsed-width);
}

.app-wrapper.sidebar-collapsed .sidebar-category-header,
html.sidebar-is-collapsed .sidebar-category-header {
    opacity: 0;
    height: 0;
    padding: 0;
    margin: 6px 0;
    border-top: 1px solid var(--nav-border);
    overflow: hidden;
}

.app-wrapper.sidebar-collapsed .sidebar-nav-item,
html.sidebar-is-collapsed .sidebar-nav-item {
    justify-content: center;
    padding: 10px 0;
    gap: 0;
}

.app-wrapper.sidebar-collapsed .sidebar-nav-item .nav-item-text,
html.sidebar-is-collapsed .sidebar-nav-item .nav-item-text {
    display: none;
}

.app-wrapper.sidebar-collapsed .sidebar-nav-badge,
html.sidebar-is-collapsed .sidebar-nav-badge {
    display: none;
}

.app-wrapper.sidebar-collapsed .sidebar-footer-pinned,
html.sidebar-is-collapsed .app-wrapper .sidebar-footer-pinned {
    padding: 12px 6px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.app-wrapper.sidebar-collapsed .sidebar-user-full,
html.sidebar-is-collapsed .sidebar-user-full {
    display: none !important;
}

.app-wrapper.sidebar-collapsed .sidebar-user-mini,
html.sidebar-is-collapsed .sidebar-user-mini {
    display: flex !important;
    justify-content: center;
    align-items: center;
}

.app-wrapper.sidebar-collapsed .sidebar-collapse-toggle-bar,
html.sidebar-is-collapsed .sidebar-collapse-toggle-bar {
    width: 36px;
    height: 36px;
    padding: 0;
    margin: 0 auto;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--nav-border);
}

.app-wrapper.sidebar-collapsed .sidebar-collapse-toggle-bar .toggle-bar-text,
html.sidebar-is-collapsed .sidebar-collapse-toggle-bar .toggle-bar-text {
    display: none;
}

.app-wrapper.sidebar-collapsed .sidebar-collapse-toggle-bar .toggle-bar-icon,
html.sidebar-is-collapsed .sidebar-collapse-toggle-bar .toggle-bar-icon {
    transform: rotate(180deg);
}

/* Floating High-Contrast Tooltips on Desktop in Collapsed Mode */
@media (min-width: 769px) {
    .app-wrapper.sidebar-collapsed .sidebar-nav-item[data-tooltip]:hover::after,
    html.sidebar-is-collapsed .app-wrapper .sidebar-nav-item[data-tooltip]:hover::after {
        content: attr(data-tooltip);
        position: absolute;
        left: calc(100% + 12px);
        top: 50%;
        transform: translateY(-50%);
        background: #18181B;
        color: #FFFFFF;
        font-size: 12.5px;
        font-weight: 500;
        padding: 6px 12px;
        border-radius: var(--radius-sm);
        border: 1px solid var(--nav-border);
        box-shadow: 0 4px 14px rgba(0, 0, 0, 0.45);
        white-space: nowrap;
        pointer-events: none;
        z-index: 300;
        animation: tooltipFadeIn 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .app-wrapper.sidebar-collapsed .sidebar-nav-item[data-tooltip]:hover::before,
    html.sidebar-is-collapsed .app-wrapper .sidebar-nav-item[data-tooltip]:hover::before {
        content: '';
        position: absolute;
        left: calc(100% + 6px);
        top: 50%;
        transform: translateY(-50%);
        border-width: 5px 6px 5px 0;
        border-style: solid;
        border-color: transparent #18181B transparent transparent;
        z-index: 300;
    }
}

@keyframes tooltipFadeIn {
    from { opacity: 0; transform: translateY(-50%) translateX(-4px); }
    to { opacity: 1; transform: translateY(-50%) translateX(0); }
}

/* Light Zone (Main Canvas with Separate Independent Scroll) */
.app-main-content {
    flex: 1;
    height: 100%;
    background-color: var(--content-bg);
    padding: 32px;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

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

.page-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.4px;
}

.page-subtitle {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 2px;
}

/* ==========================================================================
   Design System Components
   ========================================================================== */

/* Role Badges */
.role-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 11.5px;
    font-weight: 600;
    padding: 3px 9px;
    border-radius: 9999px;
    letter-spacing: 0.2px;
    text-transform: capitalize;
}

.role-badge-admin {
    background-color: var(--admin-badge-bg);
    color: var(--admin-badge-text);
    border: 1px solid var(--admin-badge-border);
}

.role-badge-manager {
    background-color: var(--manager-badge-bg);
    color: var(--manager-badge-text);
    border: 1px solid var(--manager-badge-border);
}

.role-badge-agent {
    background-color: var(--agent-badge-bg);
    color: var(--agent-badge-text);
    border: 1px solid var(--agent-badge-border);
}

/* Cards */
.saanvi-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: 24px;
    transition: box-shadow var(--transition-fast);
}

.saanvi-card:hover {
    box-shadow: var(--shadow-md);
}

.saanvi-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-subtle);
}

/* Buttons */
.btn-saanvi-primary {
    background-color: var(--accent);
    color: #FFFFFF;
    border: 1px solid transparent;
    padding: 9px 18px;
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
    transition: all var(--transition-fast);
    box-shadow: 0 1px 2px rgba(59, 130, 246, 0.2);
}

.btn-saanvi-primary:hover {
    background-color: var(--accent-hover);
    color: #FFFFFF;
    box-shadow: 0 2px 6px rgba(59, 130, 246, 0.35);
}

.btn-saanvi-primary:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px var(--accent-focus-ring);
}

.btn-saanvi-secondary {
    background-color: #FFFFFF;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 9px 16px;
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.btn-saanvi-secondary:hover {
    background-color: #F7F7F8;
    border-color: #D1D1D6;
    color: var(--text-primary);
}

.btn-saanvi-logout {
    background: transparent;
    color: var(--nav-muted);
    border: 1px solid var(--nav-border);
    padding: 6px 12px;
    font-size: 12.5px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all var(--transition-fast);
}

.btn-saanvi-logout:hover {
    background-color: rgba(239, 68, 68, 0.12);
    border-color: rgba(239, 68, 68, 0.3);
    color: #F87171;
}

/* Inputs & Form Controls */
.form-group-saanvi {
    margin-bottom: 18px;
}

.form-label-saanvi {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.form-control-saanvi {
    width: 100%;
    padding: 10px 14px;
    font-size: 14px;
    font-family: inherit;
    color: var(--text-primary);
    background-color: #FFFFFF;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control-saanvi:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-focus-ring);
}

.form-control-saanvi::placeholder {
    color: #A1A1AA;
}

/* Single OTP Input */
.otp-input-single {
    font-family: var(--font-mono);
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 12px;
    text-align: center;
    padding: 12px;
    background-color: #FAFBFD;
    border: 2px solid var(--border-color);
}

.otp-input-single:focus {
    background-color: #FFFFFF;
    border-color: var(--accent);
}

/* Tables */
.saanvi-table-wrapper {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    box-shadow: var(--shadow-sm);
    width: 100%;
}

.saanvi-table-wrapper::-webkit-scrollbar {
    height: 6px;
}

.saanvi-table-wrapper::-webkit-scrollbar-track {
    background: #F1F1F3;
}

.saanvi-table-wrapper::-webkit-scrollbar-thumb {
    background: #D1D1D6;
    border-radius: 3px;
}

.saanvi-table {
    width: 100%;
    min-width: 650px;
    border-collapse: separate;
    border-spacing: 0;
    text-align: left;
}

.saanvi-table th {
    background-color: #F8F9FA;
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 12px 18px;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}

.saanvi-table td {
    padding: 14px 18px;
    font-size: 13.5px;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-subtle);
    vertical-align: middle;
    transition: background-color var(--transition-fast);
}

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

.saanvi-table tbody tr:hover td {
    background-color: #F4F6F9;
}

.customer-id-pill {
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 600;
    background: #F1F5F9;
    color: #334155;
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    border: 1px solid #E2E8F0;
    display: inline-block;
    white-space: nowrap;
}

/* Alerts and Toasts */
.saanvi-alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 13.5px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 18px;
    word-break: break-word;
}

.saanvi-alert-danger {
    background-color: var(--danger-bg);
    color: var(--danger-text);
    border: 1px solid var(--danger-border);
}

.saanvi-alert-success {
    background-color: var(--success-bg);
    color: var(--success-text);
    border: 1px solid var(--success-border);
}

.saanvi-alert-info {
    background-color: var(--accent-light);
    color: #1E40AF;
    border: 1px solid var(--accent-border);
}

/* Responsive Utilities & Layout Helpers */
.saanvi-grid-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.saanvi-grid-details-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 24px;
    align-items: start;
}

.saanvi-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.search-form-responsive {
    display: flex;
    gap: 8px;
    align-items: center;
    width: 100%;
}

.search-input-responsive {
    flex: 1;
    min-width: 180px;
}

.page-actions-group {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.form-actions-bar {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--border-subtle);
    flex-wrap: wrap;
}

.pagination-bar-responsive {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 20px;
    border-top: 1px solid var(--border-color, #E2E8F0);
    background: var(--bg-subtle, #F8FAFC);
    border-radius: 0 0 10px 10px;
    flex-wrap: wrap;
    gap: 12px;
}

/* ==========================================================================
   Unauthenticated Auth Layout (Full page light with centered card)
   ========================================================================== */
.auth-page-container {
    min-height: 100vh;
    background-color: var(--content-bg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px 16px;
}

.auth-card-container {
    width: 100%;
    max-width: 440px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 36px 32px;
}

.auth-brand-header {
    text-align: center;
    margin-bottom: 28px;
}

.auth-brand-logo {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #0A0A0B;
    color: #FFFFFF;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.8px;
    padding: 8px 18px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
    margin-bottom: 16px;
}

.auth-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.3px;
}

.auth-subtitle {
    font-size: 13.5px;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* Auth Mode Switcher / Tabs */
.auth-mode-switcher {
    display: flex;
    background: #F1F1F3;
    padding: 3px;
    border-radius: var(--radius-sm);
    margin-bottom: 22px;
}

.auth-mode-tab {
    flex: 1;
    text-align: center;
    padding: 7px 12px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: calc(var(--radius-sm) - 2px);
    transition: all var(--transition-fast);
    cursor: pointer;
    border: none;
    background: transparent;
}

.auth-mode-tab.active {
    background: #FFFFFF;
    color: var(--text-primary);
    font-weight: 600;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.auth-footer-note {
    text-align: center;
    margin-top: 24px;
    font-size: 13px;
    color: var(--text-secondary);
}

.auth-footer-note a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
}

.auth-footer-note a:hover {
    text-decoration: underline;
}

/* Resend Timer Cooldown */
.cooldown-timer-box {
    font-size: 13px;
    color: var(--text-secondary);
    text-align: center;
    margin-top: 14px;
}

.cooldown-link-disabled {
    color: var(--text-muted);
    cursor: not-allowed;
    text-decoration: none;
    pointer-events: none;
}

/* 403 Forbidden Access Denied Page */
.access-denied-container {
    max-width: 520px;
    width: 100%;
    margin: 24px auto;
    text-align: center;
    background: #FFFFFF;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 36px 24px;
    box-shadow: var(--shadow-md);
}

.access-denied-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background-color: var(--danger-bg);
    color: var(--danger-text);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

/* Loading Spinner */
.spinner-inline {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #FFFFFF;
    animation: spin 0.7s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ==========================================================================
   Responsive Breakpoints & Mobile Optimization
   ========================================================================== */

@media (max-width: 900px) {
    .saanvi-grid-details-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    html, body {
        overflow-y: auto;
        height: auto;
        min-height: 100%;
    }

    .app-wrapper {
        height: auto;
        min-height: 100vh;
        overflow: visible;
    }

    .mobile-menu-toggle-btn {
        display: inline-flex;
    }

    .desktop-sidebar-toggle-btn {
        display: none !important;
    }

    .desktop-only-badge {
        display: none;
    }

    .app-navbar {
        padding: 0 16px;
        height: 56px;
    }

    .brand-app-title {
        display: none;
    }

    .app-sidebar {
        display: none;
    }

    .app-body-container {
        height: auto;
        min-height: calc(100vh - 56px);
        overflow: visible;
    }

    .app-main-content {
        height: auto;
        overflow: visible;
        padding: 18px 14px;
    }

    .page-header-container {
        flex-direction: column;
        align-items: stretch;
        gap: 14px;
        margin-bottom: 18px;
    }

    .page-actions-group {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
    }

    .search-form-responsive {
        width: 100%;
        max-width: 100%;
    }

    .saanvi-grid-2col {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .saanvi-card {
        padding: 18px 16px;
    }

    .auth-card-container {
        padding: 26px 20px;
    }

    .pagination-bar-responsive {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
        gap: 14px;
    }

    .pagination-bar-responsive > div {
        justify-content: center;
        width: 100%;
    }
}

@media (max-width: 480px) {
    .app-navbar {
        padding: 0 12px;
    }

    .brand-logo-badge {
        font-size: 12px;
        padding: 4px 8px;
    }

    .user-name-display {
        display: none;
    }

    .logout-text {
        display: none;
    }

    .btn-saanvi-logout {
        padding: 6px 8px;
    }

    .page-title {
        font-size: 20px;
    }

    .form-actions-bar {
        flex-direction: column-reverse;
    }

    .form-actions-bar > * {
        width: 100%;
        justify-content: center;
    }

    .otp-input-single {
        letter-spacing: 6px;
        font-size: 20px;
        padding: 10px;
    }

    .saanvi-stats-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   Email Thread View (Customer Details — Inbox-Style, Newest on Top)
   ========================================================================== */

/* Page-level scroll lock — only active on the thread view page */
body.thread-view-page .app-main-content {
    overflow: hidden;
    padding: 0;
}

/* Outer page wrapper: fills height, column flex, no overflow */
.thread-page-wrapper {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

/* Fixed header strip — customer info, breadcrumb, sync button */
.thread-header-strip {
    flex-shrink: 0;
    background: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 18px 28px 16px 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.thread-header-left {
    min-width: 0;
}

.thread-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
    flex-wrap: wrap;
}

.thread-breadcrumb-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 12.5px;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.thread-breadcrumb-link:hover {
    color: var(--accent);
}

.thread-breadcrumb-sep {
    color: var(--border-color);
    font-size: 13px;
}

.thread-customer-title {
    font-size: 19px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.3px;
    line-height: 1.2;
    margin-bottom: 5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.thread-customer-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.thread-meta-pill {
    font-size: 11.5px;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--border-subtle);
    border: 1px solid var(--border-color);
    border-radius: 9999px;
    padding: 2px 9px;
    white-space: nowrap;
}

.thread-meta-email {
    font-size: 12px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 4px;
}

.thread-header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

/* Scrollable thread panel — ONLY this element scrolls */
.thread-scroll-container {
    flex: 1;
    overflow-y: auto;
    padding: 20px 28px 40px 28px;
    scrollbar-width: thin;
    scrollbar-color: #D1D1D6 transparent;
    -webkit-overflow-scrolling: touch;
}

.thread-scroll-container::-webkit-scrollbar {
    width: 6px;
}

.thread-scroll-container::-webkit-scrollbar-track {
    background: transparent;
}

.thread-scroll-container::-webkit-scrollbar-thumb {
    background: #D1D1D6;
    border-radius: 4px;
}

.thread-scroll-container::-webkit-scrollbar-thumb:hover {
    background: #A1A1AA;
}

/* Thread count label */
.thread-count-label {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Email list container - Full Width */
.thread-email-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
    max-width: 100%;
    margin: 0;
}

/* ==========================================================================
   Gmail-style Conversation Thread Group (holds all emails for a topic)
   ========================================================================== */
.thread-conversation-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    width: 100%;
    transition: box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.thread-conversation-card:hover {
    box-shadow: var(--shadow-md);
    border-color: #CBD5E1;
}

.thread-conversation-card.is-active-thread {
    border-color: var(--accent);
}

/* Conversation Header (Topic Subject + Summary Bar) */
.thread-conversation-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    background: #F8FAFC;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    user-select: none;
    gap: 16px;
    transition: background-color var(--transition-fast);
}

.thread-conversation-header:hover {
    background: #F1F5F9;
}

.thread-conversation-title-area {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
    flex: 1;
}

.thread-conversation-subject {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    letter-spacing: -0.2px;
    flex-shrink: 0;
    max-width: 350px;
}

.thread-msg-count-badge {
    background: var(--accent-light, #EFF6FF);
    color: var(--accent, #2563EB);
    border: 1px solid var(--accent-border, #BFDBFE);
    font-size: 11px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 12px;
    flex-shrink: 0;
}

.thread-conversation-participants {
    font-size: 12.5px;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1;
    min-width: 0;
}


.thread-conversation-meta-right {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.thread-conversation-time {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
    white-space: nowrap;
}

.thread-conversation-toggle-icon {
    color: var(--text-muted);
    transition: transform var(--transition-fast);
}

.thread-conversation-card.is-collapsed .thread-conversation-toggle-icon {
    transform: rotate(-90deg);
}

/* Conversation Body (holds the stacked messages inside this thread) */
.thread-conversation-body {
    padding: 12px 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    background: #FAFAFB;
}

.thread-conversation-card.is-collapsed .thread-conversation-body {
    display: none;
}

/* Base email card */
.thread-email-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    border-left-width: 3px;
    transition: box-shadow var(--transition-fast);
    position: relative;
}


.thread-email-card:hover {
    box-shadow: var(--shadow-sm);
}

/* Inbound (customer → us) */
.thread-email-card.inbound {
    border-left-color: #3B82F6;
    background: #FAFCFF;
}

/* Outbound (us → customer) */
.thread-email-card.outbound {
    border-left-color: #10B981;
    background: #FAFDFB;
}

/* ==========================================================================
   Collapsed card state — single-row summary
   ========================================================================== */
.thread-email-collapsed {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    cursor: pointer;
    user-select: none;
    min-height: 52px;
    transition: background-color var(--transition-fast);
}

.thread-email-collapsed:hover {
    background: rgba(0, 0, 0, 0.018);
    border-radius: var(--radius-md);
}

.thread-email-card.is-expanded .thread-email-collapsed {
    display: none;
}

.thread-direction-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.thread-email-card.inbound .thread-direction-dot {
    background: #3B82F6;
}

.thread-email-card.outbound .thread-direction-dot {
    background: #10B981;
}

.thread-collapsed-sender {
    font-size: 13.5px;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    flex-shrink: 0;
    min-width: 140px;
    max-width: 260px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.thread-collapsed-preview {
    flex: 1;
    font-size: 13px;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
}

.thread-collapsed-preview em {
    font-style: normal;
    color: var(--text-muted);
}

.thread-collapsed-time {
    font-size: 12px;
    color: var(--text-muted);
    white-space: nowrap;
    flex-shrink: 0;
    margin-left: auto;
}

.thread-collapsed-chevron {
    color: var(--text-muted);
    flex-shrink: 0;
    transition: transform var(--transition-fast);
}

/* ==========================================================================
   Expanded card state — full email body
   ========================================================================== */
.thread-email-expanded {
    display: none;
    flex-direction: column;
}

.thread-email-card.is-expanded .thread-email-expanded {
    display: flex;
}

/* Expanded header (sender info + timestamp + collapse action) */
.thread-email-expanded-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 18px 4px 18px;
    flex-wrap: wrap;
    cursor: pointer;
    user-select: none;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    transition: background-color var(--transition-fast);
}

.thread-email-expanded-header:hover {
    background-color: rgba(0, 0, 0, 0.02);
}

.thread-expanded-right {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.thread-collapse-msg-btn {
    background: transparent;
    border: 1px solid var(--border-color, #E2E8F0);
    color: var(--text-muted);
    border-radius: 4px;
    width: 26px;
    height: 26px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    padding: 0;
}

.thread-collapse-msg-btn:hover {
    background: #F1F5F9;
    color: var(--text-primary);
    border-color: #CBD5E1;
}

.thread-expanded-sender-block {
    display: flex;
    flex-direction: column;
    gap: 3px;
    min-width: 0;
}

.thread-direction-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 10.5px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 4px;
    letter-spacing: 0.4px;
    text-transform: uppercase;
    margin-bottom: 4px;
    width: fit-content;
}

.thread-direction-badge.inbound {
    background: #EFF6FF;
    color: #1D4ED8;
}

.thread-direction-badge.outbound {
    background: #ECFDF5;
    color: #047857;
}

.thread-expanded-from {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.thread-expanded-to {
    font-size: 12.5px;
    color: var(--text-secondary);
}

.thread-expanded-subject {
    font-size: 13.5px;
    font-weight: 600;
    color: var(--text-primary);
    padding: 10px 18px 0 18px;
}

.thread-expanded-timestamp {
    font-size: 12px;
    color: var(--text-muted);
    text-align: right;
    flex-shrink: 0;
}

.thread-expanded-timestamp .ts-relative {
    font-weight: 500;
    color: var(--text-secondary);
}

.thread-expanded-timestamp .ts-absolute {
    margin-top: 2px;
    font-size: 11px;
}

/* Email body */
.thread-email-body {
    font-size: 13.5px;
    line-height: 1.65;
    color: #334155;
    padding: 14px 18px;
    background: #FFFFFF;
    border-top: 1px solid var(--border-subtle);
    margin-top: 10px;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    word-break: break-word;
    overflow-wrap: break-word;
}

.thread-email-body p {
    margin-bottom: 8px;
}

.thread-email-body p:last-child {
    margin-bottom: 0;
}

/* Expanded footer — status, message-id, reply button */
.thread-email-expanded-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 18px 14px 18px;
    flex-wrap: wrap;
    gap: 8px;
}

.thread-footer-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.thread-status-badge {
    font-size: 11px;
    font-weight: 500;
    color: var(--text-muted);
    background: var(--border-subtle);
    border: 1px solid var(--border-color);
    border-radius: 9999px;
    padding: 1px 8px;
    text-transform: capitalize;
}

.thread-message-id {
    font-family: var(--font-mono);
    font-size: 10.5px;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 260px;
}

/* Reply button */
.thread-reply-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 6px 12px;
    font-size: 12.5px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: var(--font-family);
}

.thread-reply-btn:hover {
    background: var(--accent-light);
    border-color: var(--accent-border);
    color: var(--accent);
}

.thread-reply-btn svg {
    transition: transform var(--transition-fast);
}

.thread-reply-btn:hover svg {
    transform: translateX(-1px);
}

/* ==========================================================================
   Inline Reply Compose Box
   ========================================================================== */
.thread-reply-compose {
    border-top: 2px solid var(--accent);
    background: #F8FBFF;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    padding: 16px 18px 18px 18px;
    animation: composeSlideIn 0.18s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes composeSlideIn {
    from {
        opacity: 0;
        transform: translateY(-6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.thread-reply-compose-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    display: flex;
    align-items: center;
    gap: 5px;
    margin-bottom: 12px;
}

.thread-compose-field {
    margin-bottom: 10px;
}

.thread-compose-label {
    display: block;
    font-size: 11.5px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

.thread-compose-input {
    width: 100%;
    padding: 8px 12px;
    font-size: 13.5px;
    font-family: var(--font-family);
    color: var(--text-primary);
    background: #FFFFFF;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.thread-compose-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-focus-ring);
}

.thread-compose-textarea {
    width: 100%;
    padding: 10px 12px;
    font-size: 13.5px;
    font-family: var(--font-family);
    color: var(--text-primary);
    background: #FFFFFF;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    resize: vertical;
    min-height: 100px;
    line-height: 1.55;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.thread-compose-textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-focus-ring);
}

.thread-compose-error {
    background: var(--danger-bg);
    color: var(--danger-text);
    border: 1px solid var(--danger-border);
    border-radius: var(--radius-sm);
    padding: 9px 12px;
    font-size: 13px;
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 10px;
}

.thread-compose-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 14px;
}

.thread-compose-send-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--accent);
    color: #FFFFFF;
    border: 1px solid transparent;
    padding: 8px 16px;
    font-size: 13.5px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: var(--font-family);
    box-shadow: 0 1px 2px rgba(59, 130, 246, 0.2);
}

.thread-compose-send-btn:hover:not(:disabled) {
    background: var(--accent-hover);
    box-shadow: 0 2px 6px rgba(59, 130, 246, 0.35);
}

.thread-compose-send-btn:disabled {
    opacity: 0.65;
    cursor: not-allowed;
}

.thread-compose-cancel-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #FFFFFF;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 8px 14px;
    font-size: 13.5px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: var(--font-family);
}

.thread-compose-cancel-btn:hover {
    background: #F7F7F8;
    border-color: #D1D1D6;
}

/* ==========================================================================
   Toast Notifications (Thread View)
   ========================================================================== */
.thread-toast-container {
    position: fixed;
    top: 72px;
    right: 24px;
    z-index: 500;
    display: flex;
    flex-direction: column;
    gap: 8px;
    pointer-events: none;
}

.thread-toast {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    font-size: 13.5px;
    font-weight: 500;
    box-shadow: var(--shadow-lg);
    pointer-events: auto;
    max-width: 360px;
    animation: toastSlideIn 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid transparent;
}

.thread-toast.success {
    background: var(--success-bg);
    color: var(--success-text);
    border-color: var(--success-border);
}

.thread-toast.error {
    background: var(--danger-bg);
    color: var(--danger-text);
    border-color: var(--danger-border);
}

@keyframes toastSlideIn {
    from {
        opacity: 0;
        transform: translateX(12px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes toastFadeOut {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(12px);
    }
}

.thread-toast.dismissing {
    animation: toastFadeOut 0.18s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

/* ==========================================================================
   Thread Empty State
   ========================================================================== */
.thread-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 24px;
    text-align: center;
    max-width: 480px;
    margin: 0 auto;
}

.thread-empty-state svg {
    color: #CBD5E1;
    margin-bottom: 18px;
}

.thread-empty-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.thread-empty-desc {
    font-size: 13.5px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ==========================================================================
   Thread View Responsive Adjustments
   ========================================================================== */
@media (max-width: 768px) {
    .thread-header-strip {
        padding: 14px 16px 12px 16px;
    }

    .thread-scroll-container {
        padding: 14px 14px 32px 14px;
    }

    .thread-customer-title {
        font-size: 16px;
    }

    .thread-collapsed-sender {
        min-width: 90px;
        max-width: 120px;
    }

    .thread-collapsed-preview {
        display: none;
    }

    .thread-email-expanded-header {
        padding: 12px 14px 0 14px;
    }

    .thread-email-body {
        padding: 12px 14px;
    }

    .thread-email-expanded-footer {
        padding: 8px 14px 12px 14px;
    }

    .thread-reply-compose {
        padding: 14px 14px 16px 14px;
    }

    .thread-message-id {
        display: none;
    }

    .thread-toast-container {
        right: 12px;
        left: 12px;
        top: 66px;
    }

    .thread-toast {
        max-width: 100%;
    }
}

/* ==========================================================================
   REAL-TIME NOTIFICATION SYSTEM STYLES (WHATSAPP & EMAIL)
   ========================================================================== */

.navbar-notification-wrapper {
    position: relative;
    display: inline-flex;
    align-items: center;
}

.btn-notification-bell {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: #e2e8f0;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-notification-bell:hover,
.btn-notification-bell.active {
    background: rgba(255, 255, 255, 0.14);
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-1px);
}

.btn-notification-bell svg {
    transition: transform 0.2s ease;
}

.btn-notification-bell:hover svg {
    transform: rotate(8deg);
}

/* Unread Badge Counter */
.notification-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    border-radius: 10px;
    background: #ef4444;
    color: #ffffff;
    font-size: 10.5px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 8px rgba(239, 68, 68, 0.6);
    border: 2px solid #0f172a;
    line-height: 1;
}

.notification-badge.pulse {
    animation: badgePulse 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes badgePulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.4); }
    100% { transform: scale(1); }
}

/* Notification Dropdown Panel */
.notification-dropdown-panel {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    width: 380px;
    max-width: 90vw;
    background: #1e293b;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 14px;
    box-shadow: 0 16px 45px rgba(0, 0, 0, 0.45);
    z-index: 1100;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px) scale(0.98);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
    overflow: hidden;
    color: #f8fafc;
}

.notification-dropdown-panel.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

/* Dropdown Header */
.notification-dropdown-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(15, 23, 42, 0.6);
}

.notification-header-title {
    display: flex;
    align-items: center;
    gap: 8px;
}

.header-heading {
    font-size: 15px;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: -0.2px;
}

.header-summary {
    font-size: 11px;
    font-weight: 600;
    padding: 2px 7px;
    border-radius: 12px;
    background: rgba(59, 130, 246, 0.15);
    color: #60a5fa;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.btn-mark-all-read {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    font-weight: 600;
    color: #94a3b8;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 6px;
    transition: all 0.15s ease;
}

.btn-mark-all-read:hover {
    color: #38bdf8;
    background: rgba(56, 189, 248, 0.1);
}

/* Scrollable List */
.notification-items-scroll {
    max-height: 400px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.2) transparent;
}

.notification-items-scroll::-webkit-scrollbar {
    width: 5px;
}

.notification-items-scroll::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
}

/* Notification Item */
.notification-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    cursor: pointer;
    transition: background 0.15s ease, opacity 0.2s ease, transform 0.2s ease;
    position: relative;
}

.notification-item:last-child {
    border-bottom: none;
}

.notification-item:hover {
    background: rgba(255, 255, 255, 0.05);
}

.notification-item.is-unread {
    background: rgba(59, 130, 246, 0.07);
}

.notification-item.is-unread:hover {
    background: rgba(59, 130, 246, 0.12);
}

/* Read / Unread Indicator Dot (Flige) */
.notification-indicator-wrapper {
    display: flex;
    align-items: center;
    gap: 8px;
    position: relative;
    padding-top: 2px;
}

.notification-unread-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #38bdf8;
    box-shadow: 0 0 6px #38bdf8;
    flex-shrink: 0;
    transition: opacity 0.2s ease;
}

.notification-item.is-read .notification-unread-dot {
    background: transparent;
    box-shadow: none;
    opacity: 0;
}

/* Channel Badge Icons */
.notification-channel-badge {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.notification-channel-badge.whatsapp {
    background: rgba(37, 211, 102, 0.15);
    color: #25d366;
    border: 1px solid rgba(37, 211, 102, 0.3);
}

.notification-channel-badge.email {
    background: rgba(59, 130, 246, 0.15);
    color: #60a5fa;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.notification-channel-badge.system {
    background: rgba(148, 163, 184, 0.15);
    color: #cbd5e1;
    border: 1px solid rgba(148, 163, 184, 0.3);
}

/* Content Area */
.notification-content-area {
    flex: 1;
    min-width: 0;
}

.notification-title-row {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 6px;
    margin-bottom: 3px;
}

.notification-title {
    font-size: 13px;
    font-weight: 600;
    color: #f1f5f9;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.notification-item.is-unread .notification-title {
    font-weight: 700;
    color: #ffffff;
}

.notification-time {
    font-size: 11px;
    color: #94a3b8;
    white-space: nowrap;
    flex-shrink: 0;
}

.notification-message-snippet {
    font-size: 12px;
    color: #94a3b8;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    word-break: break-word;
}

.notification-item.is-unread .notification-message-snippet {
    color: #cbd5e1;
}

/* Delete / Dismiss Action */
.notification-actions {
    display: flex;
    align-items: center;
    opacity: 0;
    transition: opacity 0.15s ease;
}

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

.notification-delete-btn {
    width: 24px;
    height: 24px;
    border-radius: 6px;
    background: transparent;
    border: none;
    color: #94a3b8;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s ease;
}

.notification-delete-btn:hover {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
}

/* Just-arrived subtle pulse animation */
.notification-item.just-arrived {
    animation: notifJustArrived 1.2s ease-out;
}

@keyframes notifJustArrived {
    0% { background: rgba(59, 130, 246, 0.3); }
    100% { background: rgba(59, 130, 246, 0.07); }
}

/* Empty State */
.notification-empty-state {
    padding: 36px 20px;
    text-align: center;
    color: #64748b;
}

.empty-state-icon {
    margin-bottom: 10px;
    color: #475569;
}

.empty-state-text {
    font-size: 14px;
    font-weight: 600;
    color: #94a3b8;
    margin-bottom: 4px;
}

.empty-state-sub {
    font-size: 12px;
    color: #64748b;
    max-width: 240px;
    margin: 0 auto;
}

.notification-loading,
.notification-error {
    padding: 24px;
    text-align: center;
    font-size: 12.5px;
    color: #94a3b8;
}

/* ==========================================================================
   FLOATING REAL-TIME TOAST ALERTS
   ========================================================================== */

.app-toast-container {
    position: fixed;
    top: 70px;
    right: 20px;
    z-index: 99999;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
    max-width: 400px;
    width: calc(100% - 40px);
}

.app-toast {
    pointer-events: auto;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: #1e293b;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.45);
    color: #ffffff;
    cursor: pointer;
    animation: appToastSlideIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.app-toast:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.55);
}

.app-toast.dismissing {
    opacity: 0;
    transform: translateX(60px);
}

.app-toast.toast-whatsapp {
    border-left: 4px solid #25d366;
}

.app-toast.toast-email {
    border-left: 4px solid #3b82f6;
}

.app-toast-icon {
    width: 34px;
    height: 34px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.toast-whatsapp .app-toast-icon {
    background: rgba(37, 211, 102, 0.15);
    color: #25d366;
}

.toast-email .app-toast-icon {
    background: rgba(59, 130, 246, 0.15);
    color: #60a5fa;
}

.app-toast-body {
    flex: 1;
    min-width: 0;
}

.app-toast-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 6px;
    margin-bottom: 2px;
}

.app-toast-title {
    font-size: 13px;
    font-weight: 700;
    color: #f8fafc;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.app-toast-time {
    font-size: 10.5px;
    color: #94a3b8;
    flex-shrink: 0;
}

.app-toast-message {
    font-size: 12px;
    color: #cbd5e1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.app-toast-actions {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.btn-toast-view {
    padding: 4px 10px;
    font-size: 11.5px;
    font-weight: 600;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.15);
    cursor: pointer;
    transition: all 0.15s ease;
}

.btn-toast-view:hover {
    background: #3b82f6;
    border-color: #3b82f6;
}

.btn-toast-close {
    background: transparent;
    border: none;
    color: #94a3b8;
    font-size: 18px;
    line-height: 1;
    cursor: pointer;
    padding: 2px 4px;
    border-radius: 4px;
    transition: color 0.15s ease;
}

.btn-toast-close:hover {
    color: #ffffff;
}

@keyframes appToastSlideIn {
    from {
        opacity: 0;
        transform: translateX(40px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

@media (max-width: 640px) {
    .notification-dropdown-panel {
        position: fixed;
        top: 60px;
        right: 10px;
        left: 10px;
        width: auto;
        max-width: none;
    }

    .app-toast-container {
        top: 65px;
        right: 12px;
        left: 12px;
        max-width: none;
        width: auto;
    }
}