/* ==============================================================================
   Aero Copilot — Enterprise SaaS Design System & Stylesheet
   Modern, Dark-first aesthetic inspired by Linear, Stripe, and Vercel.
   ============================================================================== */

:root {
    --bg-base: #080c14;
    --bg-surface: #0d1424;
    --bg-card: #131d31;
    --bg-card-hover: #19253d;
    --bg-input: #090f1c;
    
    --border-subtle: rgba(255, 255, 255, 0.07);
    --border-strong: rgba(255, 255, 255, 0.14);
    --border-focus: #38bdf8;
    
    --primary: #38bdf8;
    --primary-hover: #0ea5e9;
    --primary-glow: rgba(56, 189, 248, 0.22);
    --primary-gradient: linear-gradient(135deg, #0ea5e9 0%, #38bdf8 100%);
    
    --accent: #6366f1;
    --accent-glow: rgba(99, 102, 241, 0.2);
    
    --success: #34d399;
    --success-bg: rgba(52, 211, 153, 0.12);
    --warning: #fbbf24;
    --warning-bg: rgba(251, 191, 36, 0.12);
    --danger: #f87171;
    --danger-bg: rgba(248, 113, 113, 0.12);
    --info: #818cf8;
    --info-bg: rgba(129, 140, 248, 0.12);
    
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --text-dim: #64748b;
    
    --radius-xs: 4px;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.25);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 24px var(--primary-glow);
}

body.light-theme {
    --bg-base: #f8fafc;
    --bg-surface: #f1f5f9;
    --bg-card: #ffffff;
    --bg-card-hover: #f8fafc;
    --bg-input: #ffffff;
    
    --border-subtle: rgba(0, 0, 0, 0.08);
    --border-strong: rgba(0, 0, 0, 0.16);
    --border-focus: #0284c7;
    
    --primary: #0284c7;
    --primary-hover: #0369a1;
    --primary-glow: rgba(2, 132, 199, 0.18);
    --primary-gradient: linear-gradient(135deg, #0284c7 0%, #38bdf8 100%);
    
    --text-main: #0f172a;
    --text-muted: #475569;
    --text-dim: #94a3b8;
    
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.1);
}

/* ================= Global Resets ================= */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-base);
    color: var(--text-main);
    line-height: 1.5;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
    transition: background-color 0.25s ease, color 0.25s ease;
}

/* Ambient Background Light */
.ambient-glow {
    position: fixed;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
    filter: blur(140px);
    opacity: 0.15;
}

.ambient-glow.top-left {
    top: -200px;
    left: -150px;
    background: radial-gradient(circle, #38bdf8, transparent 70%);
}

.ambient-glow.top-right {
    top: -200px;
    right: -150px;
    background: radial-gradient(circle, #6366f1, transparent 70%);
}

.app-container {
    max-width: 1720px;
    margin: 0 auto;
    padding: 1rem 1.25rem;
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

#appWorkspace, .saas-workspace-layout {
    display: flex;
    flex-direction: row;
    gap: 1.25rem;
    width: 100%;
    align-items: flex-start;
}

#appWorkspace.hidden,
#authGateScreen.hidden {
    display: none !important;
}

/* ================= SaaS Navigation Sidebar ================= */
.saas-sidebar {
    width: 260px;
    min-width: 260px;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 0.85rem 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    position: sticky;
    top: 1rem;
    height: calc(100vh - 2rem);
    max-height: calc(100vh - 2rem);
    overflow-y: auto;
    overflow-x: hidden;
    transition: width 0.25s cubic-bezier(0.16, 1, 0.3, 1), min-width 0.25s cubic-bezier(0.16, 1, 0.3, 1), transform 0.3s ease;
    z-index: 60;
    box-shadow: var(--shadow-md);
    flex-shrink: 0;
}

body.light-theme .saas-sidebar {
    background: rgba(255, 255, 255, 0.95);
}

.saas-sidebar::-webkit-scrollbar {
    width: 4px;
}
.saas-sidebar::-webkit-scrollbar-thumb {
    background: var(--border-subtle);
    border-radius: 4px;
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    width: 100%;
    padding-bottom: 0.6rem;
    border-bottom: 1px solid var(--border-subtle);
    flex-shrink: 0;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    text-decoration: none;
    overflow: hidden;
    min-width: 0;
}

.brand-text {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    min-width: 0;
    overflow: hidden;
}

.brand-title {
    font-size: 1rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--text-main);
    white-space: nowrap;
    line-height: 1.2;
}

.brand-title span {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.saas-version-pill {
    align-self: flex-start;
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 0.4px;
    text-transform: uppercase;
    color: var(--primary);
    background: rgba(56, 189, 248, 0.12);
    border: 1px solid rgba(56, 189, 248, 0.28);
    padding: 0.08rem 0.4rem;
    border-radius: 999px;
    white-space: nowrap;
}

.sidebar-toggle-btn {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    color: var(--text-muted);
    width: 26px;
    height: 26px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.sidebar-toggle-btn:hover {
    color: var(--text-main);
    border-color: var(--primary);
    background: var(--primary-glow);
}

.sidebar-close-mobile-btn {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.2rem;
    cursor: pointer;
}

.sidebar-tenant-card {
    background: #090f1e !important;
    border: 1px solid rgba(56, 189, 248, 0.25) !important;
    border-radius: var(--radius-md);
    padding: 0.5rem 0.65rem;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    min-width: 0;
    overflow: hidden;
    flex-shrink: 0;
}

body.light-theme .sidebar-tenant-card {
    background: #f1f5f9 !important;
    border-color: var(--border-subtle) !important;
}

.tenant-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.tenant-label {
    font-size: 0.62rem;
    font-weight: 700;
    color: #38bdf8;
    letter-spacing: 0.6px;
    text-transform: uppercase;
}

body.light-theme .tenant-label {
    color: #0284c7;
}

.btn-icon-xs {
    background: rgba(56, 189, 248, 0.15);
    border: 1px solid rgba(56, 189, 248, 0.35);
    color: var(--primary);
    width: 18px;
    height: 18px;
    border-radius: var(--radius-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-icon-xs:hover {
    background: var(--primary);
    color: #070a12;
}

.tenant-select-container {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    width: 100%;
    min-width: 0;
    overflow: hidden;
}

.tenant-icon {
    font-size: 0.85rem;
    flex-shrink: 0;
}

.sidebar-tenant-dropdown {
    background-color: #0d1629 !important;
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%2338bdf8%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.4-12.8z%22%2F%3E%3C%2Fsvg%3E") !important;
    background-repeat: no-repeat !important;
    background-position: right 0.5rem center !important;
    background-size: 9px !important;
    border: 1px solid rgba(56, 189, 248, 0.35) !important;
    border-radius: var(--radius-xs);
    color: #38bdf8 !important;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 700;
    padding: 0.35rem 1.5rem 0.35rem 0.5rem;
    cursor: pointer;
    outline: none;
    width: 100%;
    min-width: 0;
    max-width: 100%;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
}

body.light-theme .sidebar-tenant-dropdown {
    background-color: #ffffff !important;
    color: #0284c7 !important;
    border-color: rgba(2, 132, 199, 0.35) !important;
}

.sidebar-tenant-dropdown option {
    background-color: #0d1629 !important;
    color: #f8fafc !important;
    font-weight: 600;
    padding: 0.5rem;
}

body.light-theme .sidebar-tenant-dropdown option {
    background-color: #ffffff !important;
    color: #0f172a !important;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 0.12rem;
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding-right: 2px;
}

.sidebar-nav::-webkit-scrollbar {
    width: 3px;
}
.sidebar-nav::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.08);
    border-radius: 3px;
}

.nav-section-title {
    font-size: 0.62rem;
    font-weight: 700;
    color: var(--text-dim);
    letter-spacing: 0.6px;
    padding: 0.45rem 0.35rem 0.15rem 0.35rem;
    text-transform: uppercase;
}

.sidebar-nav-item {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.45rem 0.65rem;
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.82rem;
    font-weight: 600;
    transition: all 0.15s ease;
    position: relative;
    cursor: pointer;
    user-select: none;
    border: 1px solid transparent;
}

.sidebar-nav-item:hover {
    background: var(--bg-surface);
    color: var(--text-main);
    transform: translateX(2px);
}

.sidebar-nav-item.active {
    background: rgba(56, 189, 248, 0.12);
    color: var(--primary);
    border: 1px solid rgba(56, 189, 248, 0.22);
    font-weight: 700;
}

.nav-item-icon {
    font-size: 0.95rem;
    width: 18px;
    text-align: center;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-item-text {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.nav-item-badge {
    font-size: 0.62rem;
    font-weight: 700;
    padding: 0.12rem 0.35rem;
    border-radius: var(--radius-xs);
    line-height: 1;
}

.live-badge {
    background: rgba(52, 211, 153, 0.15);
    color: var(--success);
    border: 1px solid rgba(52, 211, 153, 0.3);
}

.alert-badge {
    background: rgba(248, 113, 113, 0.2);
    color: var(--danger);
    border: 1px solid rgba(248, 113, 113, 0.4);
}

.task-badge {
    background: rgba(56, 189, 248, 0.2);
    color: var(--primary);
    border: 1px solid rgba(56, 189, 248, 0.4);
}

.integration-status-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 0.45rem 0.6rem;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    margin-top: 0.15rem;
}

.integ-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.7rem;
}

.integ-name {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    color: var(--text-muted);
}

.status-dot.green {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 6px var(--success);
    display: inline-block;
}

.integ-pill {
    font-size: 0.62rem;
    font-family: var(--font-mono);
    color: var(--text-dim);
    background: var(--bg-card);
    padding: 0.08rem 0.3rem;
    border-radius: var(--radius-xs);
    border: 1px solid var(--border-subtle);
}

.sidebar-footer {
    padding-top: 0.5rem;
    border-top: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    margin-top: auto;
    flex-shrink: 0;
}

.user-account-card {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 0.45rem 0.55rem;
}

.user-avatar {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
    background: var(--primary-gradient);
    color: #fff;
    font-size: 0.72rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.user-info-text {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    flex: 1;
    line-height: 1.1;
}

.user-name {
    font-size: 0.76rem;
    font-weight: 700;
    color: var(--text-main);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-size: 0.65rem;
    color: var(--text-dim);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.btn-logout-icon {
    background: transparent;
    border: none;
    color: var(--text-dim);
    cursor: pointer;
    padding: 0.2rem;
    border-radius: var(--radius-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

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

/* Sidebar Collapsed State */
.saas-sidebar.collapsed {
    width: 72px;
    min-width: 72px;
    padding: 1rem 0.5rem;
    align-items: center;
}

.saas-sidebar.collapsed .brand-text,
.saas-sidebar.collapsed .sidebar-tenant-card,
.saas-sidebar.collapsed .nav-item-text,
.saas-sidebar.collapsed .nav-item-badge,
.saas-sidebar.collapsed .nav-section-title,
.saas-sidebar.collapsed .integration-status-card,
.saas-sidebar.collapsed .user-info-text {
    display: none !important;
}

.saas-sidebar.collapsed .sidebar-header {
    justify-content: center;
    padding-bottom: 0.25rem;
}

.saas-sidebar.collapsed .sidebar-toggle-btn svg {
    transform: rotate(180deg);
}

.saas-sidebar.collapsed .sidebar-nav {
    width: 100%;
    align-items: center;
}

.saas-sidebar.collapsed .sidebar-nav-item {
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
}

.saas-sidebar.collapsed .user-account-card {
    padding: 0.3rem;
    justify-content: center;
}

.saas-sidebar.collapsed .btn-logout-icon {
    display: none;
}

/* ================= Main Content Container ================= */
.saas-main-container {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    width: 100%;
}

/* ================= SaaS Top Navigation Bar ================= */
.top-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 0.75rem 1.25rem;
    background: rgba(19, 29, 49, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    gap: 1rem;
    flex-wrap: wrap;
}

body.light-theme .top-nav {
    background: rgba(255, 255, 255, 0.85);
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.btn-mobile-menu {
    display: none;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    color: var(--text-main);
    border-radius: var(--radius-sm);
    padding: 0.4rem;
    cursor: pointer;
    align-items: center;
    justify-content: center;
}

.nav-breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.88rem;
    font-weight: 600;
}

.breadcrumb-root {
    color: var(--text-dim);
}

.breadcrumb-separator {
    color: var(--border-strong);
    font-size: 0.8rem;
}

.breadcrumb-current {
    color: var(--primary);
    font-weight: 700;
}

/* Command Search Bar */
.nav-center {
    flex: 1;
    max-width: 400px;
}

.command-search-bar {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 0.45rem 0.85rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.command-search-bar:hover {
    border-color: var(--border-strong);
    background: var(--bg-card-hover);
}

.search-icon {
    font-size: 0.8rem;
    opacity: 0.7;
}

.search-placeholder {
    font-size: 0.78rem;
    color: var(--text-dim);
    flex: 1;
}

.command-shortcut {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    padding: 0.1rem 0.35rem;
    border-radius: var(--radius-xs);
    color: var(--text-muted);
}

/* Nav Right Actions */
.nav-right {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.time-range-group {
    display: inline-flex;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 0.15rem;
    gap: 0.15rem;
}

.time-pill {
    background: transparent;
    border: none;
    color: var(--text-dim);
    font-family: var(--font-sans);
    font-size: 0.72rem;
    font-weight: 700;
    padding: 0.25rem 0.55rem;
    border-radius: var(--radius-xs);
    cursor: pointer;
    transition: all 0.15s ease;
}

.time-pill:hover {
    color: var(--text-main);
}

.time-pill.active {
    background: var(--bg-card);
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.btn-header-action {
    background: var(--primary-gradient);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    padding: 0.45rem 0.85rem;
    font-size: 0.78rem;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 4px 12px var(--primary-glow);
    transition: all 0.2s ease;
}

.btn-header-action:hover {
    opacity: 0.92;
    transform: translateY(-1px);
}

.btn-ghost-sm {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    padding: 0.4rem 0.65rem;
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    transition: all 0.2s ease;
}

.btn-ghost-sm:hover {
    color: var(--text-main);
    border-color: var(--border-strong);
    background: var(--bg-card-hover);
}

.user-nav-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(13, 20, 36, 0.8);
    border: 1px solid var(--border-subtle);
    padding: 0.25rem 0.5rem 0.25rem 0.35rem;
    border-radius: 999px;
    transition: all 0.2s ease;
}

.user-nav-chip:hover {
    border-color: var(--border-strong);
    background: var(--bg-card);
}

.user-chip-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary-gradient);
    color: #fff;
    font-size: 0.65rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.user-chip-info {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.user-chip-name {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--text-main);
    max-width: 120px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-chip-role {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--primary);
    background: rgba(56, 189, 248, 0.12);
    border: 1px solid rgba(56, 189, 248, 0.25);
    padding: 0.1rem 0.35rem;
    border-radius: var(--radius-xs);
}

.btn-user-signout {
    background: transparent;
    border: none;
    color: var(--text-dim);
    cursor: pointer;
    padding: 0.2rem;
    border-radius: var(--radius-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    outline: none;
}

.btn-user-signout:hover {
    color: var(--danger);
    background: var(--danger-bg);
}

.cloud-status-badge {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--success);
    background: var(--success-bg);
    border: 1px solid rgba(52, 211, 153, 0.25);
    padding: 0.3rem 0.6rem;
    border-radius: 999px;
}

.pulse-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 8px var(--success);
    animation: pulseGlow 2s infinite;
}

@keyframes pulseGlow {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.85); }
}

/* ================= SaaS KPI Metrics Ribbon ================= */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
}

.metric-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 1.15rem 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
    transition: all 0.2s ease;
}

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

.metric-card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.metric-label {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.metric-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
}

.revenue-bg { background: rgba(56, 189, 248, 0.12); color: var(--primary); }
.orders-bg { background: rgba(52, 211, 153, 0.12); color: var(--success); }
.alert-bg { background: rgba(251, 191, 36, 0.12); color: var(--warning); }
.tasks-bg { background: rgba(129, 140, 248, 0.12); color: var(--info); }

.metric-val {
    font-size: 1.85rem;
    font-weight: 800;
    font-family: var(--font-sans);
    letter-spacing: -0.75px;
    line-height: 1;
}

.metric-trend-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.4rem;
}

.trend-pill {
    font-size: 0.68rem;
    font-weight: 700;
    padding: 0.12rem 0.45rem;
    border-radius: var(--radius-xs);
}

.trend-up { background: var(--success-bg); color: var(--success); }
.trend-warning { background: var(--warning-bg); color: var(--warning); }
.trend-info { background: var(--info-bg); color: var(--info); }
.trend-neutral { background: rgba(255,255,255,0.06); color: var(--text-muted); }

.metric-sub {
    font-size: 0.74rem;
    color: var(--text-dim);
}

/* ================= Main Workspace Layout ================= */
.main-workspace {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    width: 100%;
}

.dashboard-panel {
    width: 100%;
}

/* ================= Left: AI Agent Copilot Panel ================= */
.agent-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    height: 720px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.panel-header {
    padding: 0.85rem 1.15rem;
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(13, 20, 36, 0.4);
}

.panel-title {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.bot-status-dot {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--primary);
}

.agent-header-meta h2 {
    font-size: 0.95rem;
    font-weight: 700;
}

.model-badge {
    font-size: 0.65rem;
    color: var(--text-dim);
    font-family: var(--font-mono);
}

/* Universal Sleek Dark Scrollbar */
*::-webkit-scrollbar {
    width: 5px;
    height: 5px;
}

*::-webkit-scrollbar-track {
    background: transparent;
}

*::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.12);
    border-radius: 999px;
}

*::-webkit-scrollbar-thumb:hover {
    background: rgba(56, 189, 248, 0.4);
}

.quick-prompts-container {
    padding: 0.75rem 1rem;
    background: rgba(13, 20, 36, 0.6);
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.quick-prompts-label {
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.6px;
}

.quick-prompts {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    max-height: 90px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.15) transparent;
}

.quick-prompts::-webkit-scrollbar {
    width: 4px;
    height: 4px;
}

.quick-prompts::-webkit-scrollbar-track {
    background: transparent;
}

.quick-prompts::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 999px;
}

.chip-btn {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-subtle);
    color: var(--text-muted);
    font-family: var(--font-sans);
    font-size: 0.73rem;
    font-weight: 600;
    padding: 0.32rem 0.7rem;
    border-radius: 999px;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.chip-btn:hover {
    border-color: rgba(56, 189, 248, 0.4);
    color: #ffffff;
    background: rgba(56, 189, 248, 0.12);
    box-shadow: 0 0 12px rgba(56, 189, 248, 0.2);
    transform: translateY(-1px);
}

.chip-btn:active {
    transform: translateY(0);
}

.chat-messages {
    flex: 1;
    padding: 1.15rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    scroll-behavior: smooth;
}

.message {
    display: flex;
    gap: 0.75rem;
    max-width: 92%;
    animation: fadeIn 0.2s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

.msg-avatar {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    flex-shrink: 0;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
}

.msg-content {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 0.75rem 0.95rem;
    font-size: 0.83rem;
    line-height: 1.45;
}

.msg-content p {
    margin-bottom: 0.4rem;
}

.msg-content p:last-child {
    margin-bottom: 0;
}

.hint-text {
    font-size: 0.75rem;
    color: var(--text-dim);
}

.user-msg {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.user-msg .msg-content {
    background: var(--primary-gradient);
    color: #fff;
    border: none;
    box-shadow: 0 4px 12px var(--primary-glow);
}

.user-msg .msg-avatar {
    background: var(--primary);
    color: #fff;
    border: none;
}

.bot-msg .msg-avatar {
    background: var(--primary-glow);
    color: var(--primary);
    border-color: rgba(56, 189, 248, 0.3);
}

.chat-input-area {
    padding: 0.85rem 1rem;
    border-top: 1px solid var(--border-subtle);
    background: var(--bg-surface);
    display: flex;
    gap: 0.6rem;
    align-items: center;
}

.btn-mic {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    color: var(--text-muted);
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

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

.btn-mic.listening {
    background: var(--danger);
    color: #fff;
    animation: micPulse 1.2s infinite;
}

@keyframes micPulse {
    0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(248, 113, 113, 0.7); }
    50% { transform: scale(1.06); box-shadow: 0 0 0 8px rgba(248, 113, 113, 0); }
}

.chat-input-area input {
    flex: 1;
    background: var(--bg-input);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 0.6rem 0.85rem;
    color: var(--text-main);
    font-family: var(--font-sans);
    font-size: 0.82rem;
    outline: none;
    transition: all 0.2s ease;
}

.chat-input-area input:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 2px var(--primary-glow);
}

.btn-send {
    background: var(--primary-gradient);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    padding: 0.6rem 1rem;
    font-family: var(--font-sans);
    font-size: 0.82rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    box-shadow: 0 4px 12px var(--primary-glow);
    transition: all 0.2s ease;
}

.btn-send:hover {
    opacity: 0.92;
    transform: translateY(-1px);
}

/* ================= Right: SaaS Operations Hub Panel ================= */
.dashboard-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    min-height: 720px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.tabs-nav {
    display: flex;
    gap: 0.35rem;
    padding: 0.75rem 1rem;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border-subtle);
    overflow-x: auto;
}

.tabs-nav .tab-btn {
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-muted);
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.4rem 0.85rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.tabs-nav .tab-btn:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.04);
}

.tabs-nav .tab-btn.active {
    background: var(--bg-card);
    color: var(--primary);
    border-color: var(--border-subtle);
    box-shadow: var(--shadow-sm);
}

.tab-content {
    display: none;
    padding: 1.25rem;
    flex-direction: column;
    gap: 1rem;
}

.tab-content.active {
    display: flex;
}

.tab-header-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.tab-header-actions h3 {
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: -0.3px;
}

.tab-subtitle {
    font-size: 0.75rem;
    color: var(--text-dim);
    margin-top: 2px;
}

.header-btns {
    display: flex;
    gap: 0.5rem;
}

/* Table Controls Bar (Search & Filters) */
.table-controls-bar {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 0.75rem 0 0.5rem 0;
    flex-wrap: wrap;
}

.table-search-wrap {
    position: relative;
    display: flex;
    align-items: center;
    flex: 1;
    min-width: 200px;
}

.search-icon-sm {
    position: absolute;
    left: 0.75rem;
    color: var(--text-dim);
    pointer-events: none;
}

.table-search-input {
    width: 100%;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 0.45rem 0.75rem 0.45rem 2.1rem;
    font-family: var(--font-sans);
    font-size: 0.78rem;
    color: var(--text-main);
    outline: none;
    transition: all 0.2s ease;
}

.table-search-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px var(--primary-glow);
    background: var(--bg-card);
}

.table-filter-select {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 0.45rem 0.75rem;
    font-family: var(--font-sans);
    font-size: 0.78rem;
    color: var(--text-main);
    outline: none;
    cursor: pointer;
}

.table-filter-select option {
    background: var(--bg-card);
    color: var(--text-main);
}

.table-footer-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.6rem 0.75rem;
    font-size: 0.72rem;
    color: var(--text-dim);
    border-top: 1px solid var(--border-subtle);
    background: rgba(13, 20, 36, 0.4);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.table-count-text {
    font-weight: 600;
}

.table-footer-meta {
    font-style: italic;
}

/* ================= Tables & Data Displays ================= */
.table-responsive {
    overflow-x: auto;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    background: var(--bg-surface);
    box-shadow: var(--shadow-sm);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.82rem;
}

.data-table th {
    background: rgba(13, 20, 36, 0.95);
    color: var(--text-dim);
    font-weight: 700;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--border-subtle);
    white-space: nowrap;
}

.data-table td {
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-main);
    vertical-align: middle;
}

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

.data-table tr:hover td {
    background: rgba(255, 255, 255, 0.025);
}

/* SKU Monospace Pills */
.sku-pill {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.74rem;
    font-weight: 600;
    color: var(--primary);
    background: rgba(56, 189, 248, 0.08);
    border: 1px solid rgba(56, 189, 248, 0.22);
    padding: 0.2rem 0.5rem;
    border-radius: var(--radius-xs);
    letter-spacing: 0.3px;
    white-space: nowrap;
}

.sku-pill-sub {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--text-dim);
    margin-top: 0.2rem;
}

/* Product names in table */
.table-prod-name {
    font-weight: 600;
    color: var(--text-main);
    font-size: 0.84rem;
    line-height: 1.3;
}

.table-prod-category {
    font-size: 0.7rem;
    color: var(--text-dim);
    margin-top: 0.15rem;
}

/* Stock quantites & units */
.stock-qty {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--text-main);
}

.stock-critical {
    color: var(--danger) !important;
}

.stock-warning {
    color: var(--warning) !important;
}

.stock-healthy {
    color: var(--success) !important;
}

.stock-unit {
    font-size: 0.72rem;
    color: var(--text-dim);
    font-weight: 500;
}

.threshold-val {
    font-weight: 600;
    color: var(--text-muted);
}

.amount-val {
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--success);
    font-size: 0.88rem;
}

.velocity-pill {
    display: inline-block;
    font-size: 0.74rem;
    font-weight: 600;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.04);
    padding: 0.2rem 0.45rem;
    border-radius: var(--radius-xs);
    border: 1px solid var(--border-subtle);
}

.eta-pill {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.2rem 0.55rem;
    border-radius: var(--radius-xs);
}

.eta-danger {
    color: var(--danger);
    background: var(--danger-bg);
    border: 1px solid rgba(248, 113, 113, 0.3);
}

.eta-warning {
    color: var(--warning);
    background: var(--warning-bg);
    border: 1px solid rgba(251, 191, 36, 0.3);
}

.eta-healthy {
    color: var(--success);
    background: var(--success-bg);
    border: 1px solid rgba(52, 211, 153, 0.3);
}

/* Modern Luxury SaaS Status Badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.4px;
    text-transform: uppercase;
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    line-height: 1;
    white-space: nowrap;
}

.status-indicator-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    display: inline-block;
    flex-shrink: 0;
}

.status-critical, .badge-critical, .badge-danger {
    background: rgba(248, 113, 113, 0.12);
    color: #f87171;
    border: 1px solid rgba(248, 113, 113, 0.3);
}

.status-critical .status-indicator-dot, .badge-critical .status-indicator-dot {
    background: #f87171;
    box-shadow: 0 0 6px #f87171;
}

.status-warning, .badge-warning {
    background: rgba(251, 191, 36, 0.12);
    color: #fbbf24;
    border: 1px solid rgba(251, 191, 36, 0.3);
}

.status-warning .status-indicator-dot, .badge-warning .status-indicator-dot {
    background: #fbbf24;
    box-shadow: 0 0 6px #fbbf24;
}

.status-healthy, .badge-success {
    background: rgba(52, 211, 153, 0.12);
    color: #34d399;
    border: 1px solid rgba(52, 211, 153, 0.3);
}

.status-healthy .status-indicator-dot, .badge-success .status-indicator-dot {
    background: #34d399;
    box-shadow: 0 0 6px #34d399;
}

.badge-info {
    background: rgba(129, 140, 248, 0.12);
    color: #818cf8;
    border: 1px solid rgba(129, 140, 248, 0.3);
}

/* Reorder / Table Action Buttons (Dark Glass SaaS style) */
.btn-table-reorder, .btn-table-action {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-family: var(--font-sans);
    font-size: 0.74rem;
    font-weight: 600;
    color: var(--primary);
    background: rgba(56, 189, 248, 0.08);
    border: 1px solid rgba(56, 189, 248, 0.28);
    padding: 0.35rem 0.7rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    white-space: nowrap;
    outline: none;
}

.btn-table-reorder:hover, .btn-table-action:hover {
    background: rgba(56, 189, 248, 0.18);
    border-color: var(--primary);
    color: #ffffff;
    box-shadow: 0 0 12px var(--primary-glow);
    transform: translateY(-1px);
}

.btn-table-reorder:active, .btn-table-action:active {
    transform: translateY(0);
}

/* Top Products Mini Grid */
.top-products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.top-prod-card, .product-card-micro {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 0.85rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    transition: all 0.2s ease;
}

.top-prod-card:hover, .product-card-micro:hover {
    border-color: var(--border-strong);
    background: var(--bg-card);
    transform: translateY(-1px);
}

.top-prod-title, .product-card-micro h4 {
    font-size: 0.84rem;
    font-weight: 700;
    color: var(--text-main);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.top-prod-stat {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.top-prod-units {
    color: var(--text-dim);
}

.top-prod-rev {
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--primary);
}

/* Tasks list & Task Items */
.tasks-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.task-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
    gap: 0.75rem;
    transition: all 0.15s ease;
}

.task-item:hover {
    border-color: var(--border-strong);
}

.task-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.task-checkbox {
    width: 16px;
    height: 16px;
    accent-color: var(--primary);
    cursor: pointer;
}

.task-title {
    font-size: 0.82rem;
    font-weight: 600;
}

.task-title.completed {
    text-decoration: line-through;
    color: var(--text-dim);
}

.chart-container-box {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1.25rem;
}

/* ================= SaaS Auth Gate Screen ================= */
.auth-gate-screen {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    min-height: 88vh;
    padding: 2.5rem 1rem;
    gap: 1.75rem;
    width: 100%;
    max-width: 1060px;
    margin: 0 auto;
}

.auth-gate-header {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
}

.saas-brand-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    background: rgba(56, 189, 248, 0.1);
    color: var(--primary);
    border: 1px solid rgba(56, 189, 248, 0.25);
    font-size: 0.72rem;
    font-weight: 700;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    margin-bottom: 0.5rem;
}

.badge-pulse {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary);
    box-shadow: 0 0 8px var(--primary);
}

.logo-icon-lg {
    width: 62px;
    height: 62px;
    background: var(--primary-gradient);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 8px 30px var(--primary-glow);
    color: #fff;
    margin-bottom: 0.25rem;
}

.auth-title {
    font-size: 2.25rem;
    font-weight: 800;
    letter-spacing: -1px;
}

.auth-title span {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.auth-subtitle {
    font-size: 0.95rem;
    color: var(--text-muted);
    max-width: 540px;
    line-height: 1.5;
}

.auth-gate-card {
    background: rgba(19, 29, 49, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-xl);
    padding: 2rem;
    width: 100%;
    max-width: 460px;
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.auth-tabs {
    display: flex;
    background: var(--bg-surface);
    padding: 0.3rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
}

.auth-tabs .tab-btn {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-family: var(--font-sans);
    font-size: 0.82rem;
    font-weight: 700;
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
}

.auth-tabs .tab-btn.active {
    background: var(--bg-card);
    color: var(--text-main);
    box-shadow: var(--shadow-sm);
}

.auth-form-body {
    display: flex;
    flex-direction: column;
    gap: 1.15rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.form-group label {
    font-size: 0.76rem;
    font-weight: 600;
    color: var(--text-muted);
}

.input-with-icon {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
}

.input-icon {
    position: absolute;
    left: 0.85rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1rem;
    opacity: 0.75;
    pointer-events: none;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.input-with-icon input,
.form-group .input-with-icon input,
.modal-card .input-with-icon input {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 0.65rem 0.85rem 0.65rem 2.6rem !important;
    color: var(--text-main);
    font-family: var(--font-sans);
    font-size: 0.85rem;
    outline: none;
    transition: all 0.2s ease;
}

.input-with-icon input:focus,
.form-group .input-with-icon input:focus,
.modal-card .input-with-icon input:focus {
    border-color: var(--border-focus) !important;
    box-shadow: 0 0 0 2px var(--primary-glow) !important;
}

.input-with-icon input:-webkit-autofill,
.input-with-icon input:-webkit-autofill:hover,
.input-with-icon input:-webkit-autofill:focus,
.input-with-icon input:-webkit-autofill:active {
    -webkit-box-shadow: 0 0 0 1000px #090f1c inset !important;
    -webkit-text-fill-color: #f8fafc !important;
    caret-color: #f8fafc !important;
    transition: background-color 5000s ease-in-out 0s;
}

.styled-select {
    background: var(--bg-input);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 0.6rem 0.85rem;
    color: var(--text-main);
    font-family: var(--font-sans);
    font-size: 0.85rem;
    outline: none;
}

.btn-primary {
    background: var(--primary-gradient);
    color: #fff;
    font-family: var(--font-sans);
    font-weight: 700;
    border: none;
    border-radius: var(--radius-sm);
    padding: 0.6rem 1.1rem;
    cursor: pointer;
    font-size: 0.85rem;
    transition: all 0.2s ease;
    box-shadow: 0 4px 12px var(--primary-glow);
}

.btn-primary:hover {
    opacity: 0.94;
    transform: translateY(-1px);
}

.btn-block {
    width: 100%;
}

.btn-lg {
    padding: 0.75rem 1.25rem;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.auth-card-footer {
    text-align: center;
    font-size: 0.72rem;
    color: var(--text-dim);
    margin-top: 0.25rem;
}

/* Features Ribbon */
.auth-features-ribbon {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    max-width: 1060px;
    width: 100%;
}

.feature-item {
    background: rgba(19, 29, 49, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 1rem 1.15rem;
    display: flex;
    align-items: center;
    gap: 0.85rem;
    transition: all 0.2s ease;
}

.feature-item:hover {
    border-color: var(--border-strong);
    background: rgba(19, 29, 49, 0.8);
    transform: translateY(-2px);
}

.feat-icon {
    font-size: 1.5rem;
}

.feature-item strong {
    font-size: 0.84rem;
    font-weight: 700;
    display: block;
}

.feature-item p {
    font-size: 0.73rem;
    color: var(--text-dim);
    margin: 0;
}

/* ================= Modals ================= */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(8, 12, 20, 0.75);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn 0.15s ease-out;
}

.modal-card {
    background: var(--bg-card);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    width: 90%;
    max-width: 480px;
    display: flex;
    flex-direction: column;
    gap: 1.15rem;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.modal-header-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: rgba(56, 189, 248, 0.12);
    border: 1px solid rgba(56, 189, 248, 0.25);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.modal-header h3 {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--text-main);
    letter-spacing: -0.3px;
    margin: 0;
}

.modal-header p {
    font-size: 0.74rem;
    color: var(--text-dim);
    margin: 2px 0 0 0;
}

/* Modal Form Inputs & Selects Dark Styling */
.modal-card .form-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    width: 100%;
}

.modal-card .form-group label {
    font-size: 0.76rem;
    font-weight: 600;
    color: var(--text-muted);
}

.modal-card input:not(.input-with-icon input),
.modal-card select,
.form-group > input:not(.input-with-icon input),
.form-group > select {
    width: 100%;
    background: #090f1c !important;
    border: 1px solid var(--border-subtle) !important;
    border-radius: var(--radius-sm);
    padding: 0.65rem 0.85rem;
    color: #f8fafc !important;
    font-family: var(--font-sans);
    font-size: 0.84rem;
    outline: none;
    transition: all 0.2s ease;
    box-sizing: border-box;
}

.input-with-icon input {
    padding-left: 2.6rem !important;
}

.modal-card input:focus,
.modal-card select:focus,
.form-group input:focus,
.form-group select:focus {
    border-color: var(--primary) !important;
    box-shadow: 0 0 0 2px var(--primary-glow) !important;
    background: #0e1526 !important;
}

.modal-card select option {
    background: #0f172a;
    color: #f8fafc;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.6rem;
    margin-top: 0.5rem;
}

.btn-ghost {
    background: transparent;
    border: 1px solid var(--border-subtle);
    color: var(--text-muted);
    font-family: var(--font-sans);
    font-size: 0.82rem;
    font-weight: 600;
    padding: 0.5rem 0.95rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.15s ease;
}

.btn-ghost:hover {
    color: var(--text-main);
    border-color: var(--border-strong);
    background: var(--bg-surface);
}

.btn-sm {
    padding: 0.35rem 0.7rem;
    font-size: 0.75rem;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
}

.btn-sm:hover {
    color: var(--text-main);
    border-color: var(--border-strong);
}

.btn-primary-sm {
    background: var(--primary-gradient);
    color: #fff;
    border: none;
}

/* ================= Toast Notifications ================= */
.toast-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    z-index: 2000;
}

.toast {
    background: var(--bg-card);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
    font-size: 0.82rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    box-shadow: var(--shadow-md);
    animation: toastSlide 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    transition: opacity 0.3s ease;
}

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

/* ================= Full Responsive & Adaptive System ================= */

/* Large Tablets & Small Laptops (<= 1200px) */
@media (max-width: 1200px) {
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .main-workspace {
        grid-template-columns: 380px 1fr;
    }
}

/* Tablets & Mobile Navigation Drawer (<= 1024px) */
@media (max-width: 1024px) {
    #appWorkspace, .saas-workspace-layout {
        flex-direction: column;
        gap: 1rem;
    }

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

    .sidebar-backdrop {
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.72);
        backdrop-filter: blur(6px);
        -webkit-backdrop-filter: blur(6px);
        z-index: 999;
        display: none;
        opacity: 0;
        transition: opacity 0.25s ease;
    }

    .sidebar-backdrop.active {
        display: block;
        opacity: 1;
    }

    .saas-sidebar {
        position: fixed;
        top: 0;
        left: 0;
        height: 100vh;
        max-height: 100vh;
        width: 290px;
        min-width: 290px;
        z-index: 1000;
        border-radius: 0;
        transform: translateX(-100%);
        box-shadow: var(--shadow-lg);
        background: rgba(13, 20, 36, 0.98);
        transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }

    body.light-theme .saas-sidebar {
        background: rgba(255, 255, 255, 0.98);
    }

    .saas-sidebar.mobile-open {
        transform: translateX(0);
    }

    .sidebar-close-mobile-btn {
        display: block;
    }

    .sidebar-toggle-btn {
        display: none;
    }

    .main-workspace {
        display: flex;
        flex-direction: column;
        width: 100%;
        gap: 1rem;
    }

    .agent-panel {
        height: 560px;
        width: 100%;
    }
}

/* Mobile Devices & Small Tablets (<= 768px) */
@media (max-width: 768px) {
    .app-container {
        padding: 0.65rem;
        gap: 0.85rem;
    }

    /* Top Navigation Stack */
    .top-nav {
        flex-direction: column;
        align-items: stretch;
        gap: 0.75rem;
        padding: 0.85rem 1rem;
        border-radius: var(--radius-md);
    }

    .nav-left {
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 100%;
    }

    .nav-center {
        order: 3;
        width: 100%;
        max-width: 100%;
        margin-top: 0.2rem;
    }

    .nav-right {
        order: 2;
        display: flex;
        align-items: center;
        justify-content: flex-start;
        flex-wrap: wrap;
        gap: 0.45rem;
        width: 100%;
    }

    .btn-header-action,
    .btn-ghost-sm {
        padding: 0.45rem 0.65rem;
        font-size: 0.75rem;
    }

    /* KPI Cards */
    .metrics-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }

    .metric-card {
        padding: 1rem;
    }

    .metric-val {
        font-size: 1.65rem;
    }

    /* AI Copilot Panel */
    .agent-panel {
        height: 500px;
        max-height: 75vh;
        border-radius: var(--radius-md);
    }

    .panel-header {
        padding: 0.75rem 1rem;
    }

    .chat-messages {
        padding: 0.75rem;
        gap: 0.75rem;
    }

    .message {
        gap: 0.6rem;
    }

    .msg-avatar {
        width: 28px;
        height: 28px;
        font-size: 0.85rem;
    }

    .msg-content {
        padding: 0.65rem 0.85rem;
        font-size: 0.82rem;
        max-width: 90%;
    }

    /* Prevent iOS auto-zoom with 16px font-size */
    .chat-input-area input,
    .form-group input,
    .form-group select {
        font-size: 16px !important;
    }

    .chat-input-area {
        padding: 0.5rem 0.75rem;
    }

    /* Operations Dashboard & Scrollable Tabs */
    .dashboard-panel {
        border-radius: var(--radius-md);
        padding: 1rem;
    }

    .tabs-nav {
        display: flex;
        gap: 0.4rem;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        white-space: nowrap;
        padding-bottom: 0.35rem;
        border-bottom: 1px solid var(--border-subtle);
    }

    .tabs-nav::-webkit-scrollbar {
        display: none;
    }

    .tab-btn {
        flex-shrink: 0;
        padding: 0.5rem 0.8rem;
        font-size: 0.78rem;
    }

    .tab-header-actions {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.65rem;
        margin-bottom: 0.85rem;
    }

    .header-btns {
        width: 100%;
        display: flex;
        gap: 0.5rem;
    }

    .header-btns button {
        flex: 1;
        justify-content: center;
        text-align: center;
    }

    /* Tables */
    .table-responsive {
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        border-radius: var(--radius-sm);
        border: 1px solid var(--border-subtle);
    }

    .data-table {
        min-width: 520px;
        width: 100%;
    }

    .data-table th,
    .data-table td {
        padding: 0.6rem 0.75rem;
        font-size: 0.76rem;
    }

    .top-products-grid {
        grid-template-columns: 1fr;
    }

    /* Auth Gate Screen */
    .auth-gate-screen {
        padding: 1.5rem 0.5rem;
        gap: 1.25rem;
    }

    .auth-title {
        font-size: 1.85rem;
    }

    .auth-subtitle {
        font-size: 0.82rem;
    }

    .auth-gate-card {
        padding: 1.5rem 1.15rem;
    }

    .auth-features-ribbon {
        grid-template-columns: 1fr;
        gap: 0.65rem;
    }

    /* Modals */
    .modal-overlay {
        padding: 0.75rem;
    }

    .modal-card {
        width: 100%;
        max-height: calc(100vh - 1.5rem);
        padding: 1.25rem;
        border-radius: var(--radius-md);
    }

    .modal-card .form-group[style*="display: flex"] {
        flex-direction: column !important;
        gap: 0.5rem !important;
    }

    .modal-actions {
        flex-direction: column-reverse;
        gap: 0.5rem;
    }

    .modal-actions button {
        width: 100%;
        justify-content: center;
    }
}

/* Extra Small Phones (<= 480px) */
@media (max-width: 480px) {
    .brand-title-wrap h1 {
        font-size: 0.95rem;
    }

    .nav-breadcrumb {
        font-size: 0.78rem;
    }

    .cloud-status-badge {
        padding: 0.2rem 0.45rem;
        font-size: 0.68rem;
    }

    .quick-prompts {
        gap: 0.35rem;
    }

    .chip-btn {
        font-size: 0.68rem;
        padding: 0.25rem 0.55rem;
    }

    .metric-val {
        font-size: 1.45rem;
    }

    .toast-container {
        left: 0.75rem;
        right: 0.75rem;
        bottom: 0.75rem;
    }

    .toast {
        width: 100%;
    }
}

/* ==============================================================================
   Aero Operations Agent — Floating Icon Widget & Chat Drawer
   ============================================================================== */

.aero-float-widget-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.75rem;
    pointer-events: none;
}

.aero-float-fab,
.aero-float-card {
    pointer-events: auto;
}

/* Floating Action Button (FAB Launcher) */
.aero-float-fab {
    position: relative;
    background: linear-gradient(135deg, #0ea5e9 0%, #6366f1 100%);
    border: 1px solid rgba(255, 255, 255, 0.25);
    color: #ffffff;
    border-radius: 999px;
    padding: 0.65rem 1.15rem;
    display: flex;
    align-items: center;
    gap: 0.65rem;
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(14, 165, 233, 0.4), 0 0 20px rgba(99, 102, 241, 0.25);
    transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.25s ease;
    user-select: none;
}

.aero-float-fab:hover {
    transform: translateY(-2px) scale(1.04);
    box-shadow: 0 12px 30px rgba(14, 165, 233, 0.55), 0 0 25px rgba(99, 102, 241, 0.4);
}

.aero-float-fab:active {
    transform: translateY(0) scale(0.98);
}

.fab-icon-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
}

.fab-icon {
    font-size: 1.25rem;
    line-height: 1;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.fab-status-dot {
    position: absolute;
    bottom: -1px;
    right: -2px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #34d399;
    border: 2px solid #0f172a;
    box-shadow: 0 0 8px #34d399;
}

.fab-label-pill {
    font-size: 0.85rem;
    font-weight: 800;
    letter-spacing: 0.3px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
    white-space: nowrap;
}

.fab-unread-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    background: #f87171;
    color: #fff;
    font-size: 0.65rem;
    font-weight: 800;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid #080c14;
    box-shadow: 0 0 8px rgba(248, 113, 113, 0.6);
}

/* Floating Chat Card */
.aero-float-card {
    width: 390px;
    height: 540px;
    max-width: calc(100vw - 2rem);
    max-height: calc(100vh - 6rem);
    background: rgba(13, 20, 36, 0.96);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(56, 189, 248, 0.3);
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 30px rgba(56, 189, 248, 0.15);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: floatFlyIn 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    transform-origin: bottom right;
    transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1), height 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.aero-float-card.expanded {
    width: 620px;
    height: 720px;
    max-width: calc(100vw - 2rem);
    max-height: calc(100vh - 4rem);
}

body.light-theme .aero-float-card {
    background: rgba(255, 255, 255, 0.97);
    border-color: rgba(2, 132, 199, 0.25);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12), 0 0 24px rgba(2, 132, 199, 0.12);
}

@keyframes floatFlyIn {
    from {
        opacity: 0;
        transform: translateY(16px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.float-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 0.9rem;
    background: rgba(19, 29, 49, 0.9);
    border-bottom: 1px solid var(--border-subtle);
}

body.light-theme .float-card-header {
    background: rgba(241, 245, 249, 0.9);
}

.float-header-left {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    min-width: 0;
}

.float-agent-avatar {
    width: 30px;
    height: 30px;
    border-radius: var(--radius-sm);
    background: var(--primary-gradient);
    color: #fff;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.float-agent-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
    gap: 0.1rem;
}

.float-agent-name {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--text-main);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.float-status-indicator {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 6px var(--success);
    display: inline-block;
}

.float-agent-sub {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.float-tenant-pill {
    font-size: 0.62rem;
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--primary);
    background: rgba(56, 189, 248, 0.12);
    border: 1px solid rgba(56, 189, 248, 0.25);
    padding: 0.05rem 0.35rem;
    border-radius: var(--radius-xs);
    max-width: 110px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.float-model-tag {
    font-size: 0.6rem;
    color: var(--text-dim);
}

.float-header-actions {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.btn-float-action,
.btn-float-close {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    color: var(--text-muted);
    width: 26px;
    height: 26px;
    border-radius: var(--radius-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.78rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

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

.btn-float-close:hover {
    color: var(--danger);
    border-color: var(--danger);
    background: var(--danger-bg);
}

/* Quick Actions in Floating Widget */
.float-quick-actions {
    display: flex;
    gap: 0.35rem;
    padding: 0.5rem 0.75rem;
    background: var(--bg-input);
    border-bottom: 1px solid var(--border-subtle);
    overflow-x: auto;
    white-space: nowrap;
}

.float-quick-actions::-webkit-scrollbar {
    height: 3px;
}
.float-quick-actions::-webkit-scrollbar-thumb {
    background: var(--border-subtle);
    border-radius: 3px;
}

.float-chip-btn {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    color: var(--text-muted);
    font-size: 0.68rem;
    font-weight: 600;
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.float-chip-btn:hover {
    background: var(--primary-glow);
    color: var(--primary);
    border-color: var(--primary);
}

/* Messages Stream */
.float-chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    font-size: 0.8rem;
}

.float-chat-messages::-webkit-scrollbar {
    width: 4px;
}
.float-chat-messages::-webkit-scrollbar-thumb {
    background: var(--border-subtle);
    border-radius: 4px;
}

/* Input Area */
.float-chat-input-area {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.6rem 0.75rem;
    background: var(--bg-surface);
    border-top: 1px solid var(--border-subtle);
}

.btn-float-mic {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    color: var(--text-muted);
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 0.88rem;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.btn-float-mic:hover,
.btn-float-mic.listening {
    border-color: var(--danger);
    color: var(--danger);
    background: var(--danger-bg);
}

.float-chat-input-area input {
    flex: 1;
    background: var(--bg-input);
    border: 1px solid var(--border-subtle);
    color: var(--text-main);
    padding: 0.45rem 0.65rem;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    outline: none;
    transition: border-color 0.2s ease;
}

.float-chat-input-area input:focus {
    border-color: var(--primary);
}

.btn-float-send {
    background: var(--primary-gradient);
    border: none;
    color: #fff;
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.btn-float-send:hover {
    opacity: 0.9;
    transform: scale(1.05);
}

/* Mobile Responsiveness for Floating Widget */
@media (max-width: 600px) {
    .aero-float-widget-container {
        bottom: 1rem;
        right: 1rem;
    }

    .aero-float-card {
        position: fixed;
        bottom: 0;
        right: 0;
        left: 0;
        width: 100%;
        max-width: 100%;
        height: 80vh;
/* Enhanced Message Typography & Hierarchy */
.message {
    display: flex;
    gap: 0.65rem;
    align-items: flex-start;
}

.msg-avatar {
    width: 28px;
    height: 28px;
    min-width: 28px;
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

.user-msg .msg-avatar {
    background: rgba(56, 189, 248, 0.15);
    border-color: rgba(56, 189, 248, 0.3);
}

.bot-msg .msg-avatar {
    background: rgba(99, 102, 241, 0.15);
    border-color: rgba(99, 102, 241, 0.3);
}

.msg-content {
    flex: 1;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 0.75rem 0.9rem;
    font-size: 0.82rem;
    line-height: 1.55;
    color: var(--text-main);
    word-break: break-word;
}

.user-msg .msg-content {
    background: rgba(14, 165, 233, 0.12);
    border-color: rgba(14, 165, 233, 0.25);
}

.msg-content strong {
    color: #ffffff;
    font-weight: 700;
}

.msg-content code {
    background: rgba(15, 23, 42, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #38bdf8;
    padding: 0.12rem 0.35rem;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.78rem;
}

.msg-content em {
    color: var(--text-muted);
    font-style: italic;
}