/* ============================================================================
   SPHERELY DESIGN SYSTEM v2.0
   A premium SaaS interface with depth, clarity and precision
   ============================================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:opsz,wght@14..32,300..700&display=swap');

/* ============================================================================
   DESIGN TOKENS — Dark Theme (default)
   ============================================================================ */
:root {
    color-scheme: dark;

    /* Brand */
    --primary: #2DD4BF;
    --primary-dark: #14B8A6;
    --primary-light: #5EEAD4;
    --primary-glow: rgba(45, 212, 191, 0.18);
    --primary-ghost: rgba(45, 212, 191, 0.06);

    /* Semantic */
    --secondary: #3B82F6;
    --secondary-light: #60A5FA;
    --accent: #2DD4BF;
    --success: #22c55e;
    --warning: #eab308;
    --danger: #ef4444;
    --info: #3B82F6;

    /* Surfaces — layered depth system */
    --bg-base: #050d18;
    --bg-primary: #0a1628;
    --bg-secondary: #0e1e36;
    --bg-card: #111f38;
    --bg-elevated: #152844;
    --bg-hover: rgba(255, 255, 255, 0.04);
    --bg-active: rgba(255, 255, 255, 0.07);

    /* Text — 4-tier hierarchy */
    --text-primary: #F1F5F9;
    --text-secondary: #CBD5E1;
    --text-muted: #94A3B8;
    --text-faint: #64748B;

    /* Borders */
    --border-color: rgba(255, 255, 255, 0.07);
    --border-subtle: rgba(255, 255, 255, 0.04);
    --border-strong: rgba(255, 255, 255, 0.12);
    --border-interactive: rgba(45, 212, 191, 0.30);

    /* Radius */
    --radius-xs: 6px;
    --radius-sm: 8px;
    --radius: 10px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.24), 0 1px 2px rgba(0, 0, 0, 0.16);
    --shadow: 0 4px 16px rgba(0, 0, 0, 0.28), 0 2px 4px rgba(0, 0, 0, 0.16);
    --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.32), 0 4px 8px rgba(0, 0, 0, 0.16);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.4), 0 8px 16px rgba(0, 0, 0, 0.2);
    --shadow-glow: 0 0 24px rgba(45, 212, 191, 0.12), 0 0 80px rgba(45, 212, 191, 0.04);
    --shadow-card: 0 1px 3px rgba(0,0,0,0.2), 0 0 0 1px rgba(255,255,255,0.04);
    --shadow-card-hover: 0 8px 30px rgba(0,0,0,0.3), 0 0 0 1px rgba(255,255,255,0.08);

    /* Legacy aliases */
    --border-radius: var(--radius-md);
    --border-radius-lg: var(--radius-lg);
    --border-radius-sm: var(--radius-sm);
    --shadow-lg-compat: var(--shadow-lg);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    --font-mono: 'SF Mono', 'Fira Code', 'Fira Mono', monospace;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;

    /* Transitions */
    --transition-fast: 100ms ease;
    --transition-base: 180ms ease;
    --transition-slow: 280ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Sidebar */
    --sidebar-width: 200px;
    --sidebar-collapsed-width: 64px;
}

/* ============================================================================
   LIGHT THEME
   ============================================================================ */
[data-theme="light"] {
    color-scheme: light;

    --bg-base: #f0f2f5;
    --bg-primary: #f6f8fa;
    --bg-secondary: #ffffff;
    --bg-card: #ffffff;
    --bg-elevated: #ffffff;
    --bg-hover: rgba(0, 0, 0, 0.03);
    --bg-active: rgba(0, 0, 0, 0.06);

    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --text-faint: #cbd5e1;

    --border-color: rgba(0, 0, 0, 0.08);
    --border-subtle: rgba(0, 0, 0, 0.04);
    --border-strong: rgba(0, 0, 0, 0.12);

    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.03);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12), 0 4px 12px rgba(0, 0, 0, 0.06);
    --shadow-glow: 0 0 20px rgba(45, 212, 191, 0.08);
    --shadow-card: 0 1px 3px rgba(0,0,0,0.06), 0 0 0 1px rgba(0,0,0,0.04);
    --shadow-card-hover: 0 4px 16px rgba(0,0,0,0.1), 0 0 0 1px rgba(0,0,0,0.06);

    --primary-glow: rgba(45, 212, 191, 0.10);
    --primary-ghost: rgba(45, 212, 191, 0.04);
}

[data-theme="light"] .sidebar {
    background: #ffffff;
    box-shadow: 1px 0 0 var(--border-color);
}
[data-theme="light"] .card {
    box-shadow: var(--shadow-card);
}
[data-theme="light"] .nav-link.active {
    background: var(--primary-ghost);
}
[data-theme="light"] .table th {
    background: #f8fafc;
}
[data-theme="light"] .form-control,
[data-theme="light"] .form-select {
    background: #ffffff;
    border-color: var(--border-strong);
}
[data-theme="light"] .form-control:focus,
[data-theme="light"] .form-select:focus {
    background: #ffffff;
}
[data-theme="light"] .btn-secondary {
    background: #f1f5f9;
    color: var(--text-primary);
    border-color: var(--border-strong);
}
[data-theme="light"] .btn-secondary:hover {
    background: #e2e8f0;
}
/* Theme logo visibility: .sidebar-logo-for-dark / .sidebar-logo-for-light / .sidebar-logo-icon */
[data-theme="light"] .stat-card,
[data-theme="light"] .kpi-card {
    box-shadow: var(--shadow-card);
}
[data-theme="light"] .page-header {
    background: rgba(255,255,255,0.85);
}
[data-theme="light"] ::selection {
    color: #ffffff;
    background-color: var(--primary);
}

/* Light theme badges */
[data-theme="light"] .badge-new { background: #DBEAFE; color: #1D4ED8; border-color: #BFDBFE; }
[data-theme="light"] .badge-contacted { background: #FEF3C7; color: #92400E; border-color: #FDE68A; }
[data-theme="light"] .badge-qualified { background: #CCFBF1; color: #0F766E; border-color: #99F6E4; }
[data-theme="light"] .badge-appointment { background: #EDE9FE; color: #6D28D9; border-color: #DDD6FE; }
[data-theme="light"] .badge-converted { background: #DCFCE7; color: #15803D; border-color: #BBF7D0; }
[data-theme="light"] .badge-lost { background: #FEE2E2; color: #B91C1C; border-color: #FECACA; }
[data-theme="light"] .badge-not_qualified { background: #F3F4F6; color: #4B5563; border-color: #E5E7EB; }
[data-theme="light"] .badge-pending { background: #FEF3C7; color: #92400E; border-color: #FDE68A; }
[data-theme="light"] .badge-scheduled { background: #DBEAFE; color: #1D4ED8; border-color: #BFDBFE; }
[data-theme="light"] .badge-confirmed,
[data-theme="light"] .badge-done,
[data-theme="light"] .badge-completed { background: #DCFCE7; color: #15803D; border-color: #BBF7D0; }
[data-theme="light"] .badge-cancelled { background: #FEE2E2; color: #B91C1C; border-color: #FECACA; }
[data-theme="light"] .badge-no_show { background: #F3F4F6; color: #4B5563; border-color: #E5E7EB; }
[data-theme="light"] .badge-active { background: #DCFCE7; color: #15803D; border-color: #BBF7D0; }
[data-theme="light"] .badge-paused { background: #FEF3C7; color: #92400E; border-color: #FDE68A; }
[data-theme="light"] .badge-primary { background: #CCFBF1; color: #0F766E; border-color: #99F6E4; }

/* ============================================================================
   RESET & BASE
   ============================================================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-family);
    font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
    background: var(--bg-base);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    min-height: 100dvh;
    font-size: 0.875rem;
    letter-spacing: -0.011em;
}

::selection {
    color: #ffffff;
    background-color: var(--primary);
}

/* ============================================================================
   LAYOUT
   ============================================================================ */
.app-container {
    display: flex;
    min-height: 100vh;
    min-height: 100dvh;
}

/* ============================================================================
   SIDEBAR
   ============================================================================ */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    height: 100dvh;
    z-index: 100;
    transition: transform var(--transition-slow), width 0.2s ease;
    overflow: visible;
}

.sidebar-header {
    padding: var(--space-5) var(--space-5);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    min-height: 72px;
    overflow: hidden;
}

.sidebar-logo-full {
    height: 52px;
    width: auto;
    transition: opacity var(--transition-fast);
}

/* Theme-based logo switching: dark theme shows dark logo, light theme shows light logo */
.sidebar-logo-for-dark { display: block; }
.sidebar-logo-for-light { display: none; }

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

.sidebar-logo-icon {
    display: none;
    height: 36px;
    width: 36px;
    object-fit: contain;
}

/* Collapsed: show icon, hide full logo */
.sidebar.collapsed .sidebar-logo-full {
    display: none !important;
}

.sidebar.collapsed .sidebar-logo-icon {
    display: block;
}

.sidebar-logo {
    width: 34px;
    height: 34px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
}

.sidebar-brand {
    display: flex;
    flex-direction: column;
}

.sidebar-brand-name {
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.sidebar-brand-sub {
    font-size: 0.6875rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Navigation */
.sidebar-nav {
    flex: 1;
    padding: var(--space-2) 0;
    overflow-y: auto;
    overflow-x: hidden;
}

.sidebar-nav::-webkit-scrollbar {
    width: 3px;
}
.sidebar-nav::-webkit-scrollbar-thumb {
    background: var(--border-strong);
    border-radius: 3px;
}

.nav-section {
    margin-bottom: var(--space-1);
}

.nav-section-title {
    padding: var(--space-4) var(--space-5) var(--space-2);
    font-size: 0.625rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-faint);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: 0.4375rem var(--space-5);
    margin: 1px var(--space-2);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.8125rem;
    font-weight: 450;
    border-radius: var(--radius-xs);
    transition: all var(--transition-fast);
    position: relative;
}

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

.nav-link.active {
    background: var(--primary-ghost);
    color: var(--primary);
    font-weight: 500;
}

.nav-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 2px;
    height: 18px;
    background: var(--primary);
    border-radius: 0 2px 2px 0;
}

.nav-link i {
    width: 16px;
    text-align: center;
    font-size: 0.8125rem;
    opacity: 0.6;
    flex-shrink: 0;
}

.nav-link.active i {
    opacity: 1;
}

/* Sidebar Footer */
.sidebar-footer {
    padding: var(--space-3) var(--space-3);
    padding-bottom: var(--space-5);
    border-top: 1px solid var(--border-color);
    overflow: hidden;
}

.sidebar-footer-actions {
    display: flex;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.sidebar-action-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    background: var(--bg-elevated);
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: 500;
    font-family: var(--font-family);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.sidebar-action-btn span {
    display: none;
}

.sidebar-action-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--border-interactive);
}

.sidebar-action-btn i {
    font-size: 0.8125rem;
}

.sidebar-action-logout {
    border-color: rgba(239, 68, 68, 0.25);
    color: #F87171;
}

.sidebar-action-logout:hover {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border-color: rgba(239, 68, 68, 0.4);
}

/* Collapsed footer actions */
.sidebar.collapsed .sidebar-footer-actions {
    flex-direction: column;
    gap: var(--space-1);
}

.sidebar.collapsed .sidebar-action-btn {
    padding: 0.4375rem;
}

.sidebar.collapsed .sidebar-action-btn span {
    display: none;
}

.user-info {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.user-avatar {
    width: 30px;
    height: 30px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.75rem;
    color: #0a1628;
    flex-shrink: 0;
}

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

.user-name {
    font-weight: 500;
    font-size: 0.8125rem;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-size: 0.6875rem;
    color: var(--text-muted);
}

.logout-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--space-2);
    border-radius: var(--radius-xs);
    transition: all var(--transition-fast);
}

.logout-btn:hover {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

/* Sidebar Collapse Toggle */
.sidebar-collapse-btn {
    position: absolute;
    top: 18px;
    right: -12px;
    width: 24px;
    height: 24px;
    background: rgba(148, 163, 184, 0.25);
    border: 1px solid rgba(148, 163, 184, 0.4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 101;
    color: var(--text-primary);
    font-size: 0.625rem;
    transition: all var(--transition-fast);
}

.sidebar-collapse-btn:hover {
    background: var(--text-primary);
    color: var(--bg-base);
    border-color: var(--text-primary);
}

/* Collapsed Sidebar State */
.sidebar.collapsed {
    width: var(--sidebar-collapsed-width);
}

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

.sidebar.collapsed .sidebar-header {
    padding: var(--space-3);
    justify-content: center;
}

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

.sidebar.collapsed .nav-section-title {
    display: none;
}

.sidebar.collapsed .nav-link {
    justify-content: center;
    padding: 0.5rem;
    margin: 1px var(--space-1);
}

.sidebar.collapsed .nav-link span {
    display: none;
}

.sidebar.collapsed .nav-link i {
    width: 20px;
    font-size: 0.9375rem;
}

.sidebar.collapsed .nav-link.active::before {
    left: 0;
}

.sidebar.collapsed .sidebar-footer {
    padding: var(--space-3) var(--space-2);
    padding-bottom: var(--space-5);
}

.sidebar.collapsed .user-info {
    flex-direction: column;
    gap: var(--space-2);
}

.sidebar.collapsed .user-info > div:not(.user-avatar) {
    display: none;
}

.sidebar.collapsed .user-name,
.sidebar.collapsed .user-role {
    display: none;
}

.sidebar.collapsed .user-avatar {
    width: 32px;
    height: 32px;
}

.sidebar.collapsed .btn-icon {
    width: 28px;
    height: 28px;
    font-size: 0.75rem;
}

.sidebar.collapsed .sidebar-collapse-btn {
    opacity: 1;
}

/* Tooltip for collapsed sidebar links */
.sidebar.collapsed .nav-link {
    position: relative;
}

.sidebar.collapsed .nav-link::after {
    content: attr(data-tooltip);
    position: absolute;
    left: calc(100% + 8px);
    top: 50%;
    transform: translateY(-50%);
    background: var(--bg-elevated);
    color: var(--text-primary);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-xs);
    font-size: 0.75rem;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--transition-fast);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    z-index: 200;
}

.sidebar.collapsed .nav-link:hover::after {
    opacity: 1;
}

/* ============================================================================
   MAIN CONTENT
   ============================================================================ */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    background: var(--bg-base);
    transition: margin-left 0.2s ease;
}

/* Page Header */
.page-header {
    padding: var(--space-4) var(--space-8);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(14, 30, 54, 0.6);
    backdrop-filter: blur(16px) saturate(1.4);
    -webkit-backdrop-filter: blur(16px) saturate(1.4);
    position: sticky;
    top: 0;
    z-index: 50;
    min-height: 56px;
    gap: var(--space-4);
}

.page-title {
    font-size: 1.0625rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.page-subtitle {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 1px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: 0;
}

.main-header {
    margin-bottom: 0;
}

.menu-toggle {
    display: none !important;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.125rem;
    cursor: pointer;
    padding: var(--space-2);
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex !important;
    }
}

/* Content Area */
.page-content {
    flex: 1;
    padding: var(--space-6) var(--space-8);
    padding-bottom: 4rem;
}

.content-area {
    flex: 1;
    padding: var(--space-6) var(--space-8);
    background: var(--bg-base);
}

/* ============================================================================
   TOGGLE SWITCH
   ============================================================================ */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 48px;
    height: 26px;
    flex-shrink: 0;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--bg-hover);
    transition: var(--transition-fast);
    border-radius: 26px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: var(--transition-fast);
    border-radius: 50%;
}

.toggle-switch input:checked + .toggle-slider {
    background-color: var(--primary);
}

.toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(22px);
}

/* ============================================================================
   CARDS
   ============================================================================ */
.card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    margin-bottom: var(--space-5);
    overflow: hidden;
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.card:last-child {
    margin-bottom: 0;
}

.card-header {
    padding: var(--space-4) var(--space-5);
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
}

.card-title {
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.card-title i {
    font-size: 0.8125rem;
    opacity: 0.7;
}

.card-body {
    padding: var(--space-5);
}

/* ============================================================================
   STAT / KPI CARDS
   ============================================================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.stat-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    padding: var(--space-4) var(--space-5);
    display: flex;
    align-items: center;
    gap: var(--space-4);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.stat-card:hover {
    border-color: var(--border-strong);
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-1px);
}

.stat-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
}

.stat-icon.primary {
    background: rgba(45, 212, 191, 0.1);
    color: var(--primary);
}
.stat-icon.success {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
}
.stat-icon.warning {
    background: rgba(234, 179, 8, 0.1);
    color: var(--warning);
}
.stat-icon.info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--info);
}

.stat-content {
    flex: 1;
    min-width: 0;
}

.stat-value {
    font-size: 1.375rem;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    font-variant-numeric: tabular-nums;
}

.stat-label {
    font-size: 0.6875rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 2px;
}

/* ============================================================================
   BUTTONS
   ============================================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.375rem;
    padding: 0.4375rem 0.875rem;
    font-size: 0.8125rem;
    font-weight: 500;
    font-family: var(--font-family);
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
    line-height: 1.4;
    letter-spacing: -0.006em;
    user-select: none;
}

.btn:active {
    transform: scale(0.97);
}

.btn-primary {
    background: var(--primary);
    color: #0a1628 !important;
    border-color: var(--primary);
    font-weight: 600;
}

.btn-primary:hover {
    background: var(--primary-light);
    color: #0a1628 !important;
    border-color: var(--primary-light);
    box-shadow: 0 0 16px rgba(45, 212, 191, 0.15);
}

.btn-secondary {
    background: var(--bg-elevated);
    color: var(--text-primary);
    border-color: var(--border-strong);
}

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

.btn-success {
    background: var(--success);
    color: white;
    border-color: var(--success);
}

.btn-success:hover {
    background: #16a34a;
    box-shadow: 0 0 12px rgba(34, 197, 94, 0.15);
}

.btn-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border-color: rgba(239, 68, 68, 0.2);
}

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

.btn-warning {
    background: #f59e0b;
    color: #1a1a1a;
    border-color: #f59e0b;
    font-weight: 600;
}

.btn-warning:hover {
    background: #d97706;
    border-color: #d97706;
}

.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    border-radius: var(--radius-xs);
}

.btn-icon {
    width: 32px;
    height: 32px;
    padding: 0;
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
}

.btn:disabled, .btn[disabled] {
    opacity: 0.4;
    pointer-events: none;
}

/* ============================================================================
   FORMS
   ============================================================================ */
.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    margin-bottom: var(--space-2);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-primary);
    letter-spacing: -0.006em;
}

.form-control {
    width: 100%;
    padding: 0.5rem 0.75rem;
    font-size: 0.8125rem;
    font-family: var(--font-family);
    background: var(--bg-primary);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    transition: all var(--transition-fast);
    line-height: 1.5;
}

.form-control:hover {
    border-color: var(--text-faint);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
    background: var(--bg-secondary);
}

.form-control::placeholder {
    color: var(--text-faint);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' viewBox='0 0 16 16'%3E%3Cpath stroke='%2364748B' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m4 6 4 4 4-4'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.625rem center;
    background-size: 1rem;
    padding-right: 2.25rem;
}

.form-row {
    display: flex;
    gap: var(--space-4);
}

.form-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: var(--space-1);
}

/* ============================================================================
   TABLES
   ============================================================================ */
.table-container {
    position: relative;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--radius-md);
}

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

.table th,
.table td {
    padding: 0.625rem 0.75rem;
    text-align: center;
    border-bottom: 1px solid var(--border-subtle);
    vertical-align: middle;
}

.table th {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    white-space: nowrap;
    position: sticky;
    top: 0;
    z-index: 1;
    padding: 0.5rem 0.75rem;
}

.table td {
    font-size: 0.8125rem;
    line-height: 1.5;
    color: var(--text-primary);
}

.table tbody tr {
    transition: background var(--transition-fast);
}

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

.table tbody tr:hover td {
    color: var(--text-primary);
}

.table td .cell-wrap {
    word-break: break-word;
    line-height: 1.3;
}

.table td .cell-truncate {
    max-width: 200px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ============================================================================
   BADGES
   ============================================================================ */
.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 72px;
    padding: 0.1875rem 0.5rem;
    font-size: 0.6875rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    text-align: center;
    box-sizing: border-box;
    line-height: 1.4;
}

/* Lead statuses */
.badge-new {
    background: rgba(59, 130, 246, 0.12);
    color: #60A5FA;
    border: 1px solid rgba(59, 130, 246, 0.18);
}
.badge-contacted {
    background: rgba(245, 158, 11, 0.12);
    color: #FBBF24;
    border: 1px solid rgba(245, 158, 11, 0.18);
}
.badge-qualified {
    background: rgba(45, 212, 191, 0.12);
    color: var(--primary);
    border: 1px solid rgba(45, 212, 191, 0.18);
}
.badge-appointment {
    background: rgba(139, 92, 246, 0.12);
    color: #A78BFA;
    border: 1px solid rgba(139, 92, 246, 0.18);
}
.badge-converted {
    background: rgba(34, 197, 94, 0.12);
    color: #4ADE80;
    border: 1px solid rgba(34, 197, 94, 0.18);
}
.badge-lost {
    background: rgba(239, 68, 68, 0.12);
    color: #F87171;
    border: 1px solid rgba(239, 68, 68, 0.18);
}
.badge-not_qualified {
    background: rgba(107, 114, 128, 0.12);
    color: #9CA3AF;
    border: 1px solid rgba(107, 114, 128, 0.18);
}

/* Appointment statuses */
.badge-pending {
    background: rgba(245, 158, 11, 0.12);
    color: #FBBF24;
    border: 1px solid rgba(245, 158, 11, 0.18);
}
.badge-scheduled {
    background: rgba(59, 130, 246, 0.12);
    color: #60A5FA;
    border: 1px solid rgba(59, 130, 246, 0.18);
}
.badge-confirmed {
    background: rgba(34, 197, 94, 0.12);
    color: #4ADE80;
    border: 1px solid rgba(34, 197, 94, 0.18);
}
.badge-done,
.badge-completed {
    background: rgba(34, 197, 94, 0.12);
    color: #4ADE80;
    border: 1px solid rgba(34, 197, 94, 0.18);
}
.badge-cancelled {
    background: rgba(239, 68, 68, 0.12);
    color: #F87171;
    border: 1px solid rgba(239, 68, 68, 0.18);
}
.badge-no_show {
    background: rgba(107, 114, 128, 0.12);
    color: #9CA3AF;
    border: 1px solid rgba(107, 114, 128, 0.18);
}

/* Campaign statuses */
.badge-active {
    background: rgba(34, 197, 94, 0.12);
    color: #4ADE80;
    border: 1px solid rgba(34, 197, 94, 0.18);
}
.badge-paused {
    background: rgba(245, 158, 11, 0.12);
    color: #FBBF24;
    border: 1px solid rgba(245, 158, 11, 0.18);
}

/* Generic badges */
.badge-primary {
    background: rgba(45, 212, 191, 0.12);
    color: var(--primary);
    border: 1px solid rgba(45, 212, 191, 0.18);
}
.badge-secondary {
    background: var(--bg-hover);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

/* ============================================================================
   ALERTS
   ============================================================================ */
.alert {
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: 0.8125rem;
    font-weight: 500;
}

.alert-success {
    background: rgba(34, 197, 94, 0.08);
    border: 1px solid rgba(34, 197, 94, 0.18);
    color: var(--success);
}
.alert-danger {
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.18);
    color: var(--danger);
}
.alert-warning {
    background: rgba(234, 179, 8, 0.08);
    border: 1px solid rgba(234, 179, 8, 0.18);
    color: var(--warning);
}
.alert-info {
    background: rgba(59, 130, 246, 0.08);
    border: 1px solid rgba(59, 130, 246, 0.18);
    color: var(--info);
}

/* ============================================================================
   TOAST NOTIFICATIONS
   ============================================================================ */
.toast-container {
    position: fixed;
    top: var(--space-4);
    right: var(--space-4);
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.toast {
    padding: var(--space-3) var(--space-5);
    border-radius: var(--radius);
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    animation: toast-in 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    max-width: 360px;
    backdrop-filter: blur(12px);
    font-size: 0.8125rem;
}

.toast-success { border-left: 3px solid var(--success); }
.toast-danger  { border-left: 3px solid var(--danger); }
.toast-warning { border-left: 3px solid var(--warning); }

@keyframes toast-in {
    from {
        transform: translateX(100%) scale(0.95);
        opacity: 0;
    }
    to {
        transform: translateX(0) scale(1);
        opacity: 1;
    }
}

/* ============================================================================
   LOGIN PAGE
   ============================================================================ */
.login-container {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    background: var(--bg-base);
    position: relative;
    overflow: hidden;
}

.login-container::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(45, 212, 191, 0.05) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.login-card {
    width: 100%;
    max-width: 360px;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    padding: var(--space-10);
    box-shadow: var(--shadow-lg);
    position: relative;
    z-index: 1;
}

.login-header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.login-logo {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin: 0 auto var(--space-5);
}

.login-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-2);
    letter-spacing: -0.025em;
}

.login-subtitle {
    color: var(--text-muted);
    font-size: 0.8125rem;
}

/* ============================================================================
   EMPTY STATES
   ============================================================================ */
.empty-state {
    text-align: center;
    padding: var(--space-12) var(--space-6);
    color: var(--text-secondary);
}

.empty-state i {
    font-size: 2rem;
    margin-bottom: var(--space-4);
    color: var(--text-faint);
}

.empty-state h3 {
    font-size: 0.9375rem;
    font-weight: 600;
    margin-bottom: var(--space-2);
    color: var(--text-primary);
}

/* ============================================================================
   PAGINATION
   ============================================================================ */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-1);
    margin-top: var(--space-6);
}

.pagination-btn {
    min-width: 32px;
    height: 32px;
    padding: 0 var(--space-2);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.8125rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.pagination-btn:hover:not(:disabled) {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--border-strong);
}

.pagination-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.pagination-btn.active {
    background: var(--primary);
    color: #0a1628;
    border-color: var(--primary);
    font-weight: 600;
}

/* ============================================================================
   LINKS
   ============================================================================ */
a {
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-light);
}

/* ============================================================================
   SCROLLBAR
   ============================================================================ */
::-webkit-scrollbar {
    width: 5px;
    height: 5px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--border-strong);
    border-radius: 3px;
}

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

/* ============================================================================
   HTMX & LOADING
   ============================================================================ */
.htmx-indicator { display: none; }
.htmx-request .htmx-indicator { display: inline-block; }
.htmx-request.htmx-indicator { display: inline-block; }

.spinner {
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

/* ============================================================================
   UTILITY CLASSES
   ============================================================================ */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-6); }
.mt-4 { margin-top: var(--space-4); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-primary { color: var(--primary); }

/* ============================================================================
   MOBILE RESPONSIVE
   ============================================================================ */
@media (max-width: 768px) {
    .sidebar {
        z-index: 1001;
        transform: translateX(-100%);
    }

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

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

    .main-content {
        margin-left: 0;
    }

    .page-header {
        padding: var(--space-3) var(--space-4);
        flex-wrap: wrap;
        min-height: 48px;
    }

    .page-content,
    .content-area {
        padding: var(--space-2) var(--space-2);
    }

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

    .table th,
    .table td {
        padding: 0.5rem 0.4rem;
        font-size: 0.75rem;
    }

    .header-actions {
        gap: var(--space-2);
    }

    .btn {
        padding: 0.375rem 0.5rem;
        font-size: 0.75rem;
    }

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

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

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

/* Sidebar overlay (mobile) */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 1000;
}

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

/* Mobile menu toggle */
.mobile-menu-toggle {
    display: none;
    background: rgba(128, 128, 128, 0.12);
    border: 1px solid rgba(128, 128, 128, 0.2);
    color: var(--text-primary);
    font-size: 1.0625rem;
    cursor: pointer;
    padding: var(--space-2);
    border-radius: var(--radius-xs);
    transition: background var(--transition-fast), border-color var(--transition-fast);
}

.mobile-menu-toggle:hover {
    background: rgba(128, 128, 128, 0.2);
    border-color: rgba(128, 128, 128, 0.35);
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: inline-flex;
    }
}

/* ============================================================================
   GRID LAYOUTS
   ============================================================================ */
.dashboard-grid {
    display: grid;
    gap: var(--space-6);
}

.grid {
    display: grid;
    gap: var(--space-6);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }
}

/* ============================================================================
   WHATSAPP BUTTON
   ============================================================================ */
.btn-whatsapp,
.btn-primary .fa-whatsapp,
.btn-icon .fa-whatsapp {
    color: white !important;
}

.btn-icon:has(.fa-whatsapp) {
    background: #25D366 !important;
    border-color: #25D366 !important;
    color: white !important;
}

.btn-icon:has(.fa-whatsapp):hover {
    background: #1da851 !important;
    border-color: #1da851 !important;
}

/* ============================================================================
   USERS MANAGEMENT
   ============================================================================ */
.users-modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.users-modal.active {
    display: flex;
}

.users-modal-content {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    width: 100%;
    max-width: 460px;
    max-height: 90vh;
    overflow: auto;
    margin: var(--space-4);
    box-shadow: var(--shadow-lg);
}

.users-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-4) var(--space-5);
    border-bottom: 1px solid var(--border-subtle);
}

.users-modal-header h3 {
    margin: 0;
    font-size: 0.9375rem;
    font-weight: 600;
}

.users-modal-body {
    padding: var(--space-5);
}

.users-modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    border-top: 1px solid var(--border-subtle);
}

/* Desktop table */
.users-table-desktop { display: block; }
/* Mobile cards */
.users-cards-mobile { display: none; }

.user-card {
    background: var(--bg-elevated);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    padding: var(--space-4);
    margin-bottom: var(--space-3);
    transition: border-color var(--transition-fast);
}

.user-card:hover {
    border-color: var(--border-strong);
}

.user-card-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}

.user-card-info { flex: 1; }

.user-card-name {
    font-weight: 600;
    font-size: 0.875rem;
}

.user-card-role {
    margin-top: var(--space-1);
}

.user-card-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2);
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-3);
}

.user-card-details span { display: block; }
.user-card-details strong { color: var(--text-primary); }

.user-card-actions {
    display: flex;
    gap: var(--space-2);
    justify-content: flex-end;
    padding-top: var(--space-3);
    border-top: 1px solid var(--border-subtle);
}

/* Users responsive */
@media (max-width: 768px) {
    .users-table-desktop { display: none !important; }
    .users-cards-mobile { display: block !important; }
    .users-modal-content {
        max-width: 100%;
        max-height: 100vh;
        height: 100vh;
        border-radius: 0;
        margin: 0;
    }
    .users-header-mobile {
        flex-direction: column;
        gap: var(--space-4);
        align-items: flex-start !important;
    }
    .users-header-mobile .btn { width: 100%; }
}

@media screen and (max-width: 768px) {
    .settings-section .users-table-desktop,
    .card-body .users-table-desktop,
    div.users-table-desktop {
        display: none !important;
        visibility: hidden !important;
    }
    .settings-section .users-cards-mobile,
    .card-body .users-cards-mobile,
    div.users-cards-mobile {
        display: block !important;
        visibility: visible !important;
    }
}

/* ============================================================================
   SETTINGS — Hide tabs (navigation via sidebar)
   ============================================================================ */
.tabs {
    display: none !important;
}

@media (max-width: 768px) {
    .settings-section,
    .card-body {
        padding: var(--space-4) !important;
    }
    .card {
        border-radius: var(--radius);
    }
}