/* ============================================
   DESIGN SYSTEM - AUTO CAMPAIGN
   Metronic-style Layout (from TaskManagement)
   ============================================ */

:root {
  --primary: #6366F1;
  --primary-light: #A5B4FC;
  --primary-dark: #4338CA;
  --primary-bg: #EEF2FF;
  --success: #22C55E;
  --success-light: #86EFAC;
  --success-bg: #F0FDF4;
  --warning: #F59E0B;
  --warning-light: #FCD34D;
  --warning-bg: #FFFBEB;
  --danger: #EF4444;
  --danger-light: #FCA5A5;
  --danger-bg: #FEF2F2;
  --info: #06B6D4;
  --info-light: #67E8F9;
  --info-bg: #ECFEFF;
  --purple: #8B5CF6;
  --purple-bg: #F5F3FF;
  --orange: #F97316;
  --orange-bg: #FFF7ED;
  --bg-body: #F1F5F9;
  --bg-card: #FFFFFF;
  --bg-sidebar: #FFFFFF;
  --bg-header: #FFFFFF;
  --bg-hover: #F8FAFC;
  --bg-active: #EEF2FF;
  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-muted: #94A3B8;
  --text-white: #FFFFFF;
  --border-color: #E2E8F0;
  --border-light: #F1F5F9;
  --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1),0 2px 4px -2px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1),0 4px 6px -4px rgba(0,0,0,0.1);
  --sidebar-width: 264px;
  --sidebar-collapsed: 78px;
  --header-height: 64px;
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{height:100%;-webkit-text-size-adjust:100%}
body{font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;font-size:14px;line-height:1.6;color:var(--text-primary);background:var(--bg-body);min-height:100vh;-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none;transition:color var(--transition-fast)}
a:hover{color:var(--primary-dark)}
img{max-width:100%;height:auto}

h1,.h1{font-size:1.875rem;font-weight:700;line-height:1.2}
h2,.h2{font-size:1.5rem;font-weight:600;line-height:1.25}
h3,.h3{font-size:1.25rem;font-weight:600;line-height:1.3}
h4,.h4{font-size:1.125rem;font-weight:600;line-height:1.35}
.text-xs{font-size:.75rem}.text-sm{font-size:.8125rem}.text-base{font-size:.875rem}.text-lg{font-size:1rem}
.text-muted{color:var(--text-muted)}.text-secondary{color:var(--text-secondary)}
.fw-medium{font-weight:500}.fw-semibold{font-weight:600}.fw-bold{font-weight:700}

/* Layout */
.app-wrapper{display:flex;min-height:100vh}
.app-main{flex:1;margin-left:var(--sidebar-width);display:flex;flex-direction:column;min-height:100vh;min-width:0;overflow-x:hidden;transition:margin-left var(--transition-slow)}
.app-content{flex:1;padding:24px;margin-top:var(--header-height)}
.container-fluid{max-width:1440px;margin:0 auto;width:100%}

/* Sidebar */
.sidebar{position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-width);background:var(--bg-sidebar);border-right:1px solid var(--border-color);z-index:100;display:flex;flex-direction:column;transition:width var(--transition-slow),transform var(--transition-slow);overflow:hidden}
.sidebar-header{height:var(--header-height);display:flex;align-items:center;justify-content:space-between;padding:0 20px;border-bottom:1px solid var(--border-color);flex-shrink:0}
.sidebar-logo{display:flex;align-items:center;gap:10px;font-size:1.125rem;font-weight:700;color:var(--primary);white-space:nowrap}
.sidebar-logo svg{width:32px;height:32px;flex-shrink:0}
.sidebar-toggle{width:28px;height:28px;border-radius:50%;border:1px solid var(--border-color);background:var(--bg-card);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition-fast);color:var(--text-muted);flex-shrink:0}
.sidebar-toggle:hover{background:var(--bg-body);color:var(--text-primary)}
.sidebar-content{flex:1;overflow-y:auto;overflow-x:hidden;padding:12px 0}
.sidebar-content::-webkit-scrollbar{width:4px}
.sidebar-content::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}
.sidebar-menu{list-style:none;padding:0 12px}
.menu-heading{font-size:.6875rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);padding:16px 12px 6px}
.menu-item{margin-bottom:2px}
.menu-link{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:var(--radius-md);color:var(--text-secondary);font-size:.8125rem;font-weight:500;cursor:pointer;transition:all var(--transition-fast);border:1px solid transparent;white-space:nowrap;overflow:hidden}
.menu-link:hover{background:var(--bg-hover);color:var(--text-primary)}
.menu-link.active{background:var(--bg-active);color:var(--primary);font-weight:600}
.menu-icon{width:20px;height:20px;flex-shrink:0;display:flex;align-items:center;justify-content:center;color:var(--text-muted)}
.menu-link.active .menu-icon,.menu-link:hover .menu-icon{color:var(--primary)}
.menu-arrow{margin-left:auto;width:20px;height:20px;display:flex;align-items:center;justify-content:center;transition:transform var(--transition-fast);color:var(--text-muted);flex-shrink:0}
.menu-item.open>.menu-link .menu-arrow{transform:rotate(90deg)}
.submenu{list-style:none;max-height:0;overflow:hidden;transition:max-height var(--transition-slow);padding-left:16px;margin-left:20px;border-left:1px solid var(--border-color)}
.menu-item.open>.submenu{max-height:600px}
.submenu .menu-link{font-size:.8125rem;font-weight:400;padding:6px 12px;position:relative}
.submenu .menu-link::before{content:'';width:6px;height:6px;border-radius:50%;background:transparent;border:1px solid var(--text-muted);position:absolute;left:-20px;top:50%;transform:translateY(-50%);transition:all var(--transition-fast)}
.submenu .menu-link.active::before,.submenu .menu-link:hover::before{background:var(--primary);border-color:var(--primary)}

/* Header */
.header{position:fixed;top:0;right:0;left:var(--sidebar-width);height:var(--header-height);background:var(--bg-header);border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between;padding:0 24px;z-index:90;transition:left var(--transition-slow)}
.header-left{display:flex;align-items:center;gap:16px}
.header-right{display:flex;align-items:center;gap:12px}
.mobile-menu-toggle{display:none;width:40px;height:40px;border:none;background:none;cursor:pointer;border-radius:var(--radius-md);color:var(--text-secondary);align-items:center;justify-content:center}
.mobile-menu-toggle:hover{background:var(--bg-hover)}
.header-search{position:relative;max-width:320px;flex:1}
.header-search svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text-muted);width:16px;height:16px}
.header-search .form-control{padding-left:38px;background:var(--bg-body);border-color:transparent;border-radius:var(--radius-lg)}
.header-search .form-control:focus{background:var(--bg-card);border-color:var(--primary)}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:.8125rem;color:var(--text-muted)}
.breadcrumb a{color:var(--text-secondary)}.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .separator{color:var(--border-color)}.breadcrumb .current{color:var(--text-primary);font-weight:500}
.page-title{font-size:1.125rem;font-weight:600;color:var(--text-primary)}

.header-icon-btn{width:38px;height:38px;border-radius:var(--radius-md);border:1px solid var(--border-color);background:var(--bg-card);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition-fast);color:var(--text-secondary);position:relative}
.header-icon-btn:hover{background:var(--bg-hover);border-color:var(--text-muted)}
.notification-dot{position:absolute;top:6px;right:6px;width:8px;height:8px;border-radius:50%;background:var(--danger);border:2px solid var(--bg-card)}
.notification-count{position:absolute;top:2px;right:2px;min-width:16px;height:16px;border-radius:8px;background:var(--danger);color:#fff;font-size:.625rem;font-weight:700;display:flex;align-items:center;justify-content:center;border:2px solid var(--bg-card);padding:0 3px}

.user-dropdown{position:relative}
.user-btn{display:flex;align-items:center;gap:10px;padding:4px 8px 4px 4px;border-radius:var(--radius-lg);border:1px solid var(--border-color);background:var(--bg-card);cursor:pointer;transition:all var(--transition-fast)}
.user-btn:hover{background:var(--bg-hover)}
.user-avatar{width:36px;height:36px;border-radius:var(--radius-md);background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:.8125rem}
.user-info{text-align:left}
.user-name{font-size:.8125rem;font-weight:600;color:var(--text-primary);line-height:1.2}
.user-role{font-size:.6875rem;color:var(--text-muted);line-height:1.2}
.dropdown-menu{position:absolute;top:calc(100% + 8px);right:0;min-width:200px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:8px;z-index:200;display:none;animation:dropdownFadeIn .15s ease}
.dropdown-menu.show{display:block}
@keyframes dropdownFadeIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}
.dropdown-item{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:var(--radius-md);font-size:.8125rem;color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast)}
.dropdown-item:hover{background:var(--bg-hover);color:var(--text-primary)}
.dropdown-divider{height:1px;background:var(--border-color);margin:6px 0}

/* Cards */
.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}
.card-header{padding:16px 20px;border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between;gap:12px}
.card-title{font-size:.9375rem;font-weight:600;color:var(--text-primary)}
.card-body{padding:20px}
.card-footer{padding:16px 20px;border-top:1px solid var(--border-color)}

/* Stat Cards */
.stat-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:20px;box-shadow:var(--shadow-sm);transition:all var(--transition-base)}
.stat-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.stat-icon{width:44px;height:44px;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center}
.stat-value{font-size:1.75rem;font-weight:700;color:var(--text-primary);line-height:1;margin-top:12px}
.stat-label{font-size:.8125rem;color:var(--text-muted);margin-top:4px}
.stat-change{font-size:.75rem;font-weight:600;display:inline-flex;align-items:center;gap:4px;margin-top:8px;padding:2px 8px;border-radius:20px}
.stat-change.up{color:var(--success);background:var(--success-bg)}
.stat-change.down{color:var(--danger);background:var(--danger-bg)}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 16px;border-radius:var(--radius-md);font-size:.8125rem;font-weight:500;cursor:pointer;border:1px solid transparent;transition:all var(--transition-fast);white-space:nowrap;line-height:1.4}
.btn-sm{padding:5px 12px;font-size:.75rem}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}
.btn-primary:hover{background:var(--primary-dark);border-color:var(--primary-dark);color:#fff}
.btn-outline{background:transparent;border-color:var(--border-color);color:var(--text-secondary)}
.btn-outline:hover{background:var(--bg-hover);border-color:var(--text-muted);color:var(--text-primary)}
.btn-ghost{background:transparent;border:none;color:var(--text-secondary);padding:6px 10px}
.btn-ghost:hover{background:var(--bg-hover);color:var(--text-primary)}
.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#DC2626;color:#fff}
.btn-success{background:var(--success);color:#fff}.btn-success:hover{background:#16A34A;color:#fff}

/* Forms */
.form-control{width:100%;padding:8px 12px;border:1px solid var(--border-color);border-radius:var(--radius-md);font-size:.8125rem;font-family:inherit;color:var(--text-primary);background:var(--bg-card);transition:all var(--transition-fast);outline:none}
.form-control:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(99,102,241,0.1)}
.form-control::placeholder{color:var(--text-muted)}
select.form-control{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center;padding-right:36px}

/* Badges */
.badge{display:inline-flex;align-items:center;padding:3px 8px;border-radius:20px;font-size:.6875rem;font-weight:600;letter-spacing:.02em;white-space:nowrap}
.badge-primary{background:var(--primary-bg);color:var(--primary)}
.badge-success{background:var(--success-bg);color:var(--success)}
.badge-warning{background:var(--warning-bg);color:var(--warning)}
.badge-danger{background:var(--danger-bg);color:var(--danger)}
.badge-info{background:var(--info-bg);color:var(--info)}
.badge-purple{background:var(--purple-bg);color:var(--purple)}
.badge-neutral{background:var(--bg-body);color:var(--text-secondary)}
.badge-dot{width:6px;height:6px;border-radius:50%;margin-right:6px;flex-shrink:0}

/* Tables */
table{width:100%;border-collapse:separate;border-spacing:0}
thead th{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted);padding:10px 16px;text-align:left;border-bottom:1px solid var(--border-color);background:var(--bg-body);white-space:nowrap}
tbody td{padding:12px 16px;font-size:.8125rem;color:var(--text-secondary);border-bottom:1px solid var(--border-light);vertical-align:middle}
tbody tr:hover{background:var(--bg-hover)}
tbody tr:last-child td{border-bottom:none}

/* Chart placeholder */
.chart-placeholder{background:linear-gradient(135deg,var(--bg-body),var(--bg-hover));border-radius:var(--radius-md);border:1px dashed var(--border-color);display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:.8125rem;min-height:250px}

/* Activity list */
.activity-list{list-style:none}
.activity-item{display:flex;align-items:flex-start;gap:12px;padding:12px 0;border-bottom:1px solid var(--border-light)}
.activity-item:last-child{border-bottom:none}
.activity-dot{width:8px;height:8px;border-radius:50%;margin-top:6px;flex-shrink:0}
.activity-time{font-size:.75rem;color:var(--text-muted);white-space:nowrap;margin-top:2px}
.activity-text{font-size:.8125rem;color:var(--text-secondary);flex:1}

/* Campaign list in card */
.campaign-item{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--border-light)}
.campaign-item:last-child{border-bottom:none}
.campaign-name{font-size:.8125rem;font-weight:500;color:var(--text-primary)}
.campaign-meta{font-size:.75rem;color:var(--text-muted);margin-top:2px}

/* Segment rank */
.segment-item{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--border-light)}
.segment-item:last-child{border-bottom:none}
.segment-rank{width:24px;height:24px;border-radius:50%;background:var(--bg-body);display:flex;align-items:center;justify-content:center;font-size:.6875rem;font-weight:700;color:var(--text-muted);flex-shrink:0}
.segment-rank.top{background:var(--primary-bg);color:var(--primary)}
.segment-name{flex:1;font-size:.8125rem;font-weight:500;color:var(--text-primary)}
.segment-count{font-size:.8125rem;font-weight:600;color:var(--text-secondary)}

/* Donut chart visual */
.donut-wrapper{display:flex;align-items:center;gap:24px;justify-content:center}
.donut-chart{position:relative;width:160px;height:160px}
.donut-chart svg{width:100%;height:100%;transform:rotate(-90deg)}
.donut-chart circle{fill:none;stroke-width:24;stroke-linecap:round;transition:stroke-dashoffset .6s ease}
.donut-center{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.donut-center .value{font-size:1.5rem;font-weight:700;color:var(--text-primary)}
.donut-center .label{font-size:.75rem;color:var(--text-muted)}
.donut-legend{display:flex;flex-direction:column;gap:10px}
.legend-item{display:flex;align-items:center;gap:8px;font-size:.8125rem;color:var(--text-secondary)}
.legend-dot{width:10px;height:10px;border-radius:3px;flex-shrink:0}

/* Grid */
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

/* Utilities */
.d-flex{display:flex}.align-items-center{align-items:center}.justify-between{justify-content:space-between}
.gap-2{gap:8px}.gap-3{gap:12px}.gap-4{gap:16px}.gap-5{gap:20px}
.mb-0{margin-bottom:0}.mb-2{margin-bottom:8px}.mb-3{margin-bottom:12px}.mb-4{margin-bottom:16px}.mb-5{margin-bottom:20px}.mb-6{margin-bottom:24px}
.mt-4{margin-top:16px}.mt-5{margin-top:20px}
.p-0{padding:0}.w-100{width:100%}.text-end{text-align:right}.text-center{text-align:center}.flex-1{flex:1}

/* Sidebar Collapsed State */
.sidebar-collapsed .sidebar{width:var(--sidebar-collapsed)}
.sidebar-collapsed .sidebar .sidebar-logo span,
.sidebar-collapsed .sidebar .menu-heading,
.sidebar-collapsed .sidebar .menu-arrow,
.sidebar-collapsed .sidebar .submenu{display:none;visibility:hidden}
.sidebar-collapsed .sidebar .menu-link{justify-content:center;padding:10px}
.sidebar-collapsed .sidebar .menu-link span:not(.menu-icon){display:none}
.sidebar-collapsed .sidebar .sidebar-header{justify-content:center;padding:0}
.sidebar-collapsed .sidebar .sidebar-toggle{display:none}
.sidebar-collapsed .sidebar .sidebar-content .sidebar-menu{padding:0 8px}
.sidebar-collapsed .app-main{margin-left:var(--sidebar-collapsed)}
.sidebar-collapsed .header{left:var(--sidebar-collapsed)}

/* Sidebar overlay */
.sidebar-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:99;display:none}
.sidebar-overlay.show{display:block}

/* Responsive */
@media(max-width:1024px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){
  .sidebar{transform:translateX(-100%);z-index:101}.sidebar.open{transform:translateX(0)}
  .app-main{margin-left:0}.header{left:0}.mobile-menu-toggle{display:flex}
  .app-content{padding:16px}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .user-btn .user-info{display:none}.breadcrumb{display:none}.header-search{display:none}
}
@media(max-width:480px){.page-title{font-size:1rem}.stat-value{font-size:1.375rem}}
@media print{.sidebar,.header,.sidebar-overlay{display:none!important}.app-main{margin-left:0!important}.app-content{margin-top:0!important;padding:0!important}}

/* Pagination */
.ac-pagination{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.ac-pagination-nav{display:flex;align-items:center;gap:6px;order:1}
.ac-pagination-info{font-size:.8125rem;color:var(--text-muted);order:2;margin-left:auto}
.ac-pagination-info strong{color:var(--text-primary);font-weight:600}
.ac-page-btn{display:inline-flex;align-items:center;justify-content:center;min-width:36px;height:36px;padding:0 12px;border-radius:var(--radius-lg);font-size:.8125rem;font-weight:500;color:var(--text-secondary);background:var(--bg-card);border:1px solid var(--border-color);cursor:pointer;transition:all var(--transition-fast);text-decoration:none;gap:6px;user-select:none}
.ac-page-btn:hover{background:var(--primary-bg);border-color:var(--primary-light);color:var(--primary)}
.ac-page-btn.active{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600;pointer-events:none;box-shadow:0 2px 8px rgba(99,102,241,.3)}
.ac-page-btn.disabled{opacity:.35;pointer-events:none;cursor:default}
.ac-page-btn.nav-label{padding:0 14px;font-weight:500;color:var(--text-muted)}
.ac-page-btn.nav-label:hover{color:var(--primary)}