/* ═══════════════════════════════════════════════════════
   TalentIQ — Premium SaaS Design System v2
   Glassmorphism, smooth animations, 8px grid
   ═══════════════════════════════════════════════════════ */
:root {
  --bg: #f0f2f5; --surface: #ffffff; --surface2: #f8f9fb; --surface3: #f1f3f6;
  --border: #e3e6ec; --border-light: #eef1f5; --border-hover: #c9cfd9;
  --text: #111827; --text2: #374151; --text-muted: #6b7280; --text-light: #9ca3af;
  --accent: #4f46e5; --accent-hover: #4338ca; --accent-light: #eef2ff; --accent-glow: rgba(79,70,229,0.15);
  --green: #059669; --green-bg: #ecfdf5;
  --red: #dc2626; --red-bg: #fef2f2;
  --amber: #d97706; --amber-bg: #fffbeb;
  --purple: #7c3aed; --purple-bg: #f5f3ff;
  --cyan: #0891b2; --cyan-bg: #ecfeff;
  --sidebar-w: 252px; --header-h: 56px;
  --radius: 12px; --radius-sm: 8px; --radius-xs: 6px;
  --shadow: 0 2px 8px rgba(0,0,0,0.06),0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08),0 2px 4px rgba(0,0,0,0.04);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.10),0 4px 8px rgba(0,0,0,0.04);
  --font: 'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --ease: cubic-bezier(0.4,0,0.2,1); --ease-bounce: cubic-bezier(0.34,1.56,0.64,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);font-size:13.5px;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;line-height:1.5}
a{color:var(--accent);text-decoration:none;transition:color .15s}a:hover{color:var(--accent-hover)}
::selection{background:var(--accent-light);color:var(--accent)}

/* Animations */
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
@keyframes slideIn{from{opacity:0;transform:translateX(100%)}to{opacity:1;transform:translateX(0)}}
@keyframes scaleIn{from{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}
@keyframes shimmer{0%{background-position:-200% 0}100%{background-position:200% 0}}
.animate-in{animation:fadeIn .35s var(--ease) both}

/* Layout */
.app-shell{display:flex;height:100vh;overflow:hidden}

/* Sidebar */
.sidebar{width:var(--sidebar-w);background:linear-gradient(180deg,#111827 0%,#1e293b 100%);color:#94a3b8;display:flex;flex-direction:column;flex-shrink:0;overflow-y:auto;border-right:1px solid rgba(255,255,255,.04)}
.sidebar::-webkit-scrollbar{width:4px}.sidebar::-webkit-scrollbar-thumb{background:rgba(255,255,255,.1);border-radius:4px}
.sidebar-logo{padding:18px 20px;font-size:17px;font-weight:800;color:#fff;border-bottom:1px solid rgba(255,255,255,.06);display:flex;align-items:center;gap:10px;letter-spacing:-.3px}
.sidebar-logo span{font-size:22px}
.sidebar-section{padding:20px 20px 6px;font-size:10px;text-transform:uppercase;letter-spacing:1.2px;color:#475569;font-weight:600}
.sidebar-item{display:flex;align-items:center;gap:10px;padding:9px 20px;cursor:pointer;font-size:13.5px;color:#94a3b8;transition:all .2s var(--ease);border-left:3px solid transparent;margin:1px 0;border-radius:0 8px 8px 0;margin-right:8px}
.sidebar-item:hover{background:rgba(255,255,255,.05);color:#e2e8f0}
.sidebar-item.active{background:rgba(79,70,229,.15);color:#a5b4fc;border-left-color:#6366f1;font-weight:600}
.sidebar-item .icon{width:20px;text-align:center;font-size:15px}
.sidebar-badge{margin-left:auto;background:var(--accent);color:#fff;padding:1px 7px;border-radius:10px;font-size:11px;font-weight:700}

/* Main */
.main-area{flex:1;display:flex;flex-direction:column;overflow:hidden;background:var(--bg)}

/* Header (glass) */
.header{height:var(--header-h);background:rgba(255,255,255,.82);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 24px;gap:16px;flex-shrink:0;position:sticky;top:0;z-index:50}
.header-search{flex:1;max-width:420px}
.header-search input{width:100%;padding:8px 14px 8px 36px;border:1.5px solid var(--border);border-radius:10px;font-size:13px;background:var(--surface2) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%239ca3af'%3E%3Cpath fill-rule='evenodd' d='M8 4a4 4 0 100 8 4 4 0 000-8zM2 8a6 6 0 1110.89 3.476l4.817 4.817a1 1 0 01-1.414 1.414l-4.816-4.816A6 6 0 012 8z'/%3E%3C/svg%3E") 10px center/16px no-repeat;transition:all .2s var(--ease)}
.header-search input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow);background-color:#fff}
.header-user{display:flex;align-items:center;gap:8px;cursor:pointer;padding:6px 10px;border-radius:var(--radius-sm);transition:all .15s}
.header-user:hover{background:var(--surface2)}
.header-avatar{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--purple));color:#fff;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700}

.content{flex:1;overflow-y:auto;padding:24px;transition:background .25s ease}

/* Auth */
.auth-screen{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,#f0f2f5 0%,#e0e7ff 100%)}
.auth-card{background:var(--surface);border-radius:16px;box-shadow:var(--shadow-lg);padding:40px 36px;width:100%;max-width:420px;animation:scaleIn .4s var(--ease-bounce)}
.auth-card h1{font-size:24px;font-weight:800;letter-spacing:-.5px}
.auth-card h2{font-size:18px;font-weight:700}
.auth-card p{color:var(--text-muted);margin-bottom:24px}

/* Forms */
.form-group{margin-bottom:14px}
.form-label{display:block;font-size:12px;font-weight:600;color:var(--text-muted);margin-bottom:5px;text-transform:uppercase;letter-spacing:.5px}
.form-input,.form-select,.form-textarea{width:100%;padding:9px 12px;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:13.5px;font-family:var(--font);background:#fff;color:var(--text);transition:all .2s var(--ease)}
.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}
.form-input::placeholder{color:var(--text-light)}
.form-textarea{min-height:80px;resize:vertical}
/* Inline validation states */
.form-input.field-error,.form-select.field-error,.form-textarea.field-error{border-color:var(--red)!important;box-shadow:0 0 0 3px rgba(220,38,38,.1)!important}
.form-input.field-ok,.form-select.field-ok,.form-textarea.field-ok{border-color:var(--green)!important;box-shadow:0 0 0 3px rgba(5,150,105,.08)!important}
.field-hint{font-size:11px;margin-top:4px;min-height:16px;transition:all .2s}
.field-hint.error{color:var(--red)}
.field-hint.ok{color:var(--green)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-row-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:9px 18px;border:1.5px solid transparent;border-radius:var(--radius-sm);font-size:13.5px;font-weight:600;cursor:pointer;transition:all .2s var(--ease);font-family:var(--font)}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 1px 3px rgba(79,70,229,.3)}
.btn-primary:hover{background:var(--accent-hover);box-shadow:0 4px 12px rgba(79,70,229,.3);transform:translateY(-1px)}
.btn-secondary{background:var(--surface);color:var(--text);border-color:var(--border)}
.btn-secondary:hover{background:var(--surface2);border-color:var(--border-hover);transform:translateY(-1px)}
.btn-danger{background:var(--red);color:#fff}
.btn-danger:hover{background:#b91c1c;transform:translateY(-1px)}
.btn-ghost{background:none;color:var(--text-muted);padding:6px 10px;border-radius:var(--radius-xs)}
.btn-ghost:hover{color:var(--accent);background:var(--accent-light)}
.btn-sm{padding:5px 12px;font-size:12px}
.btn-group{display:flex;gap:8px}

/* Data Table */
.list-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.list-header h2{font-size:20px;font-weight:800;letter-spacing:-.3px}
.list-meta{color:var(--text-muted);font-size:12px}
.list-filters{display:flex;gap:8px;margin-bottom:14px;flex-wrap:wrap}
.list-filters select,.list-filters input{padding:7px 10px;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:12.5px;background:#fff;transition:border-color .15s}
.list-filters select:focus,.list-filters input:focus{border-color:var(--accent);outline:none}

.data-table{width:100%;border-collapse:separate;border-spacing:0;background:var(--surface);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.data-table thead th{padding:10px 14px;text-align:left;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.6px;color:var(--text-muted);background:var(--surface2);border-bottom:1.5px solid var(--border);white-space:nowrap;cursor:pointer;user-select:none;transition:background .15s}
.data-table thead th:hover{background:#eef0f4;color:var(--text2)}
.data-table tbody td{padding:10px 14px;border-bottom:1px solid var(--border-light);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:220px;transition:background .1s}
.data-table tbody tr{cursor:pointer;transition:all .15s}
.data-table tbody tr:hover{background:var(--accent-light)}
.data-table tbody tr:last-child td{border-bottom:none}

/* Badges */
.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:20px;font-size:11px;font-weight:650;white-space:nowrap;letter-spacing:.2px}
.badge-green{background:var(--green-bg);color:var(--green)}
.badge-red{background:var(--red-bg);color:var(--red)}
.badge-amber{background:var(--amber-bg);color:var(--amber)}
.badge-blue{background:var(--accent-light);color:var(--accent)}
.badge-purple{background:var(--purple-bg);color:var(--purple)}
.badge-gray{background:#f3f4f6;color:#6b7280}
.badge-cyan{background:var(--cyan-bg);color:var(--cyan)}

/* Cards */
.card{background:var(--surface);border-radius:var(--radius);border:1px solid var(--border);padding:20px;transition:all .25s var(--ease);animation:fadeIn .3s var(--ease) both}
.card:hover{box-shadow:var(--shadow-md)}
.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.card-title{font-size:14px;font-weight:700;color:var(--text)}

/* Stat Cards */
.stats-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px;margin-bottom:24px}
.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;transition:all .25s var(--ease);animation:fadeIn .3s var(--ease) both;position:relative;overflow:hidden}
.stat-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),var(--purple));opacity:0;transition:opacity .2s}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.stat-card:hover::before{opacity:1}
.stat-value{font-size:28px;font-weight:800;line-height:1.1;letter-spacing:-.5px}
.stat-label{font-size:12px;color:var(--text-muted);margin-top:4px;font-weight:500}

/* Pagination */
.pagination{display:flex;align-items:center;justify-content:space-between;padding:16px 0}
.pagination-info{font-size:12px;color:var(--text-muted)}
.pagination-btns{display:flex;gap:4px}
.pagination-btns button{padding:5px 12px;border:1.5px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);cursor:pointer;font-size:12px;transition:all .15s}
.pagination-btns button:hover{background:var(--surface2);border-color:var(--border-hover)}
.pagination-btns button.active{background:var(--accent);color:#fff;border-color:var(--accent)}
.pagination-btns button:disabled{opacity:.35;cursor:default}

/* Modal (glass) */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.35);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);z-index:1000;display:flex;align-items:flex-start;justify-content:center;padding:48px 20px;overflow-y:auto;animation:fadeIn .2s var(--ease)}
.modal{background:var(--surface);border-radius:16px;box-shadow:var(--shadow-lg);width:100%;max-width:700px;animation:scaleIn .3s var(--ease-bounce)}
.modal-header{display:flex;justify-content:space-between;align-items:center;padding:18px 24px;border-bottom:1px solid var(--border)}
.modal-header h3{font-size:17px;font-weight:700;letter-spacing:-.2px}
.modal-close{background:var(--surface2);border:none;font-size:18px;cursor:pointer;color:var(--text-muted);padding:4px 8px;border-radius:6px;transition:all .15s}
.modal-close:hover{color:var(--text);background:var(--surface3)}
.modal-body{padding:24px;max-height:70vh;overflow-y:auto}
.modal-footer{padding:16px 24px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:8px}

/* Tabs */
.tabs{display:flex;border-bottom:2px solid var(--border);margin-bottom:20px;gap:4px}
.tab{padding:10px 18px;font-size:13px;font-weight:600;color:var(--text-muted);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;transition:all .2s;border-radius:8px 8px 0 0}
.tab:hover{color:var(--text);background:var(--surface2)}
.tab.active{color:var(--accent);border-bottom-color:var(--accent);background:var(--accent-light)}

/* Timeline */
.timeline{position:relative;padding-left:28px}
.timeline::before{content:'';position:absolute;left:8px;top:4px;bottom:4px;width:2px;background:linear-gradient(to bottom,var(--accent),var(--border));border-radius:2px}
.timeline-item{position:relative;padding-bottom:18px;animation:fadeIn .3s var(--ease) both}
.timeline-item::before{content:'';position:absolute;left:-23px;top:5px;width:10px;height:10px;border-radius:50%;background:var(--accent);border:2.5px solid var(--surface);box-shadow:0 0 0 2px var(--accent-light)}
.timeline-item .time{font-size:11px;color:var(--text-light)}
.timeline-item .desc{font-size:13px;margin-top:2px}

/* Toast */
.toast-container{position:fixed;top:68px;right:20px;z-index:2000;display:flex;flex-direction:column;gap:8px}
.toast{padding:12px 20px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;box-shadow:var(--shadow-lg);animation:slideIn .35s var(--ease-bounce);max-width:380px;backdrop-filter:blur(8px)}
.toast-success{background:rgba(5,150,105,.95);color:#fff}
.toast-error{background:rgba(220,38,38,.95);color:#fff}
.toast-info{background:rgba(17,24,39,.92);color:#fff}
.toast-warning{background:rgba(217,119,6,.95);color:#fff}

/* Skeleton */
.skeleton{background:linear-gradient(90deg,var(--surface2) 25%,var(--border-light) 50%,var(--surface2) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:var(--radius-sm)}

/* Empty State */
.empty-state{text-align:center;padding:48px 20px;color:var(--text-muted)}
.empty-state .icon{font-size:48px;margin-bottom:12px;opacity:.6}
.empty-state h3{font-size:16px;font-weight:600;color:var(--text2);margin-bottom:4px}

/* ── Keyboard / Focus accessibility ─────────────────────── */
:focus-visible{outline:2.5px solid var(--accent);outline-offset:2px;border-radius:4px}
.btn:focus-visible,.sidebar-item:focus-visible{outline:2.5px solid #6366f1;outline-offset:2px}
/* Skip-to-content link for keyboard users */
.skip-link{position:absolute;top:-40px;left:0;background:var(--accent);color:#fff;padding:8px 16px;border-radius:0 0 8px 0;font-weight:700;font-size:13px;z-index:9999;transition:top .2s}
.skip-link:focus{top:0}

/* ── Hamburger button (mobile only) ─────────────────────── */
.sidebar-toggle{display:none;background:none;border:none;cursor:pointer;padding:6px 8px;border-radius:8px;transition:background .15s;flex-shrink:0}
.sidebar-toggle:hover{background:var(--surface2)}
.sidebar-toggle svg{display:block;width:22px;height:22px;stroke:var(--text-muted);stroke-width:2;fill:none;stroke-linecap:round}

/* ── Mobile sidebar overlay ──────────────────────────────── */
.sidebar-backdrop{display:none;position:fixed;inset:0;background:rgba(0,0,0,.45);backdrop-filter:blur(2px);z-index:199}

/* ── Responsive ──────────────────────────────────────────── */
@media(max-width:768px){
  /* Show hamburger in header */
  .sidebar-toggle{display:flex;align-items:center;justify-content:center}

  /* Sidebar becomes a slide-in drawer */
  .sidebar{
    position:fixed;top:0;left:0;bottom:0;z-index:200;
    transform:translateX(-100%);transition:transform .28s var(--ease);
    box-shadow:var(--shadow-lg);
  }
  .sidebar-open .sidebar{transform:translateX(0)}
  .sidebar-open .sidebar-backdrop{display:block}

  /* Header */
  .header{padding:0 12px;gap:10px}
  .header-search{flex:1;min-width:0}
  .header-search input{font-size:12px;padding:7px 10px 7px 32px}
  #header-name{display:none}

  /* Content */
  .content{padding:14px 12px}

  /* Forms */
  .form-row,.form-row-3{grid-template-columns:1fr}

  /* Data tables: horizontal scroll */
  .data-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:var(--radius)}
  .data-table{min-width:600px}
  /* Stat/KPI grids */
  .stats-row{grid-template-columns:1fr 1fr;gap:10px}

  /* List header: stack on small screens */
  .list-header{flex-direction:column;align-items:flex-start;gap:10px}
  .list-header > div:last-child,.list-header > button,.list-header > a{align-self:stretch}
  .list-header > div[style*="display:flex"]{width:100%;flex-wrap:wrap}

  /* Filters: wrap & full-width selects */
  .list-filters{flex-wrap:wrap}
  .list-filters select,.list-filters input{flex:1 1 140px}

  /* Modals */
  .modal-overlay{padding:0;align-items:flex-end}
  .modal{border-radius:16px 16px 0 0;max-width:100%;animation:slideUp .3s var(--ease)}
  .modal-body{max-height:65vh}
  @keyframes slideUp{from{transform:translateY(100%);opacity:0}to{transform:translateY(0);opacity:1}}

  /* Auth card */
  .auth-card{max-width:100%;border-radius:0;box-shadow:none;min-height:100vh;display:flex;flex-direction:column;justify-content:center;padding:32px 24px}
  .auth-screen{align-items:flex-start}

  /* Toast: bottom of screen on mobile */
  .toast-container{top:auto;bottom:72px;right:12px;left:12px}
  .toast{max-width:100%}

  /* Pagination */
  .pagination{flex-direction:column;gap:8px;align-items:center}

  /* Kanban board: horizontal scroll */
  .pipeline-board,[style*="overflow-x:auto"]{-webkit-overflow-scrolling:touch}

  /* KPI strips: 2 col */
  [style*="grid-template-columns:repeat(4"],[style*="grid-template-columns:repeat(5"]{
    grid-template-columns:1fr 1fr!important
  }

  /* Tabs: horizontal scroll */
  .tabs{overflow-x:auto;flex-wrap:nowrap;-webkit-overflow-scrolling:touch;padding-bottom:2px}
  .tab{white-space:nowrap}

  /* Candidate portal cards: full width */
  .portal-grid{grid-template-columns:1fr!important}
}

@media(max-width:480px){
  .stats-row{grid-template-columns:1fr}
  .header-search{max-width:none}
  [style*="grid-template-columns:repeat(4"],[style*="grid-template-columns:repeat(5"],[style*="grid-template-columns:1fr 1fr"]{
    grid-template-columns:1fr!important
  }
  .list-header h2{font-size:17px}
}

/* ── Pipeline Board (Submittals v2) ─────────────────────── */
.pipeline-board{display:flex;gap:12px;overflow-x:auto;padding-bottom:12px}
.pipeline-board::-webkit-scrollbar{height:6px}
.pipeline-board::-webkit-scrollbar-thumb{background:var(--border-hover);border-radius:3px}
@keyframes spin{to{transform:rotate(360deg)}}