:root{--bg:#f5f6f8;--panel:#fff;--line:#e5e7eb;--text:#1f2937;--muted:#6b7280;--dark:#111827;--side:#17212d;--side2:#0f1722;--blue:#2563eb;--green:#16a34a;--red:#dc2626;--orange:#f97316;--yellow:#ca8a04;--purple:#7c3aed;--shadow:0 12px 24px rgba(15,23,42,.08)}*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:14px}.app-shell{display:flex;min-height:100vh}.sidebar{width:250px;background:linear-gradient(180deg,var(--side),var(--side2));color:#d7dee8;display:flex;flex-direction:column;position:fixed;inset:0 auto 0 0}.brand{display:flex;gap:12px;align-items:center;padding:16px 18px;border-bottom:1px solid rgba(255,255,255,.08)}.brand-mark{width:36px;height:36px;border-radius:50%;background:#fff;color:#6d28d9;display:grid;place-items:center;font-weight:800}.brand span,.user-mini span{display:block;color:#96a3b3;font-size:12px}.searchbox{margin:14px 16px;padding:9px 12px;border-radius:8px;background:rgba(255,255,255,.08);color:#9ca3af}.nav{padding:6px 10px;overflow:auto}.nav a{display:block;color:#e5e7eb;text-decoration:none;padding:9px 10px;border-radius:8px;margin:2px 0}.nav a:hover,.nav a.active{background:rgba(255,255,255,.12)}.nav-section{font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:#94a3b8;margin:18px 10px 6px}.sidebar-footer{margin-top:auto;padding:16px;border-top:1px solid rgba(255,255,255,.1)}.sidebar-footer a{color:#fff}.main{margin-left:250px;width:calc(100% - 250px)}.topbar{height:74px;background:#fff;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;padding:14px 24px}.topbar h1{font-size:22px;margin:0}.topbar p{margin:3px 0 0;color:var(--muted)}.content{padding:22px}.grid{display:grid;gap:16px}.grid.cards{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.card,.panel{background:var(--panel);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}.card{padding:18px}.metric{font-size:26px;font-weight:800;margin-top:8px}.muted{color:var(--muted)}.btn,button{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:#fff;color:#111827;border-radius:8px;padding:8px 12px;text-decoration:none;cursor:pointer;font-weight:600}.btn.primary,button.primary{background:var(--blue);color:white;border-color:var(--blue)}.btn.danger{background:var(--red);color:white}.btn.small{padding:6px 9px;font-size:12px}.table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}.table th,.table td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.table th{font-size:12px;text-transform:uppercase;color:#6b7280;background:#f9fafb}.table a{color:#0b63ce;text-decoration:none}.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}.filters input,.filters select,.form input,.form select,.form textarea{border:1px solid var(--line);border-radius:8px;padding:9px 10px;background:#fff;width:100%}.filters input,.filters select{width:auto}.form{display:grid;gap:12px}.form.two{grid-template-columns:repeat(2,minmax(0,1fr))}.full{grid-column:1/-1}.split{display:grid;grid-template-columns:minmax(300px,420px) 1fr;gap:18px}.section{padding:16px;margin-bottom:14px}.section h3{margin:0 0 12px;font-size:14px;text-transform:uppercase;color:#4b5563}.lead-header{display:flex;justify-content:space-between;gap:12px;align-items:center;background:#fff;padding:16px 20px;border:1px solid var(--line);border-radius:14px;margin-bottom:16px}.tabs{display:flex;gap:8px;border-bottom:1px solid var(--line);margin-bottom:12px}.tabs a{padding:10px 12px;text-decoration:none;color:#374151}.timeline{position:relative}.activity{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px;margin-bottom:10px}.activity .meta{color:#6b7280;font-size:12px;margin-bottom:6px}.badge{display:inline-flex;align-items:center;border-radius:999px;padding:4px 8px;font-size:12px;font-weight:700;background:#e5e7eb}.badge.green{background:#dcfce7;color:#166534}.badge.red{background:#fee2e2;color:#991b1b}.badge.blue{background:#dbeafe;color:#1d4ed8}.badge.orange{background:#ffedd5;color:#9a3412}.badge.purple{background:#ede9fe;color:#5b21b6}.badge.gray{background:#f3f4f6;color:#374151}.board{display:flex;gap:14px;overflow:auto;padding-bottom:20px}.column{min-width:285px;background:#eef1f5;border-radius:14px;border:1px solid #d8dde5;max-height:calc(100vh - 160px);display:flex;flex-direction:column}.column h3{padding:12px;margin:0;border-bottom:1px solid #d8dde5;font-size:14px}.cards-list{padding:10px;overflow:auto}.lead-card{background:#fff;border:1px solid var(--line);border-left:4px solid var(--blue);border-radius:12px;padding:11px;margin-bottom:10px;box-shadow:0 2px 8px rgba(15,23,42,.06)}.lead-card strong{display:block;margin-bottom:5px}.lead-card .line{font-size:12px;color:#6b7280;margin:4px 0}.flash{background:#ecfdf5;border:1px solid #bbf7d0;color:#166534;padding:12px 14px;border-radius:10px;margin-bottom:14px}.impersonation{position:sticky;top:0;z-index:99;background:#f59e0b;color:#111827;text-align:center;padding:8px}.impersonation a{color:#111827;font-weight:800}.pill-row{display:flex;gap:8px;flex-wrap:wrap}.mini-form{display:flex;gap:8px;align-items:center}.mini-form input,.mini-form select{padding:7px 8px;border:1px solid var(--line);border-radius:8px}.danger-text{color:#b91c1c}@media(max-width:900px){.sidebar{position:relative;width:100%;height:auto}.app-shell{display:block}.main{margin-left:0;width:100%}.split,.form.two{grid-template-columns:1fr}.board{display:block}.column{margin-bottom:14px}.topbar{height:auto;align-items:flex-start}.content{padding:14px}}
/* V4 2026 UI polish */
:root{--surface:#ffffff;--soft:#f8fafc;--ink:#0f172a;--accent:#4f46e5}.topbar{backdrop-filter:saturate(160%) blur(8px);position:sticky;top:0;z-index:10}.content{max-width:1600px}.card h2{margin-top:0;font-size:16px}.grid.two{grid-template-columns:repeat(auto-fit,minmax(340px,1fr))}.codebox{max-height:360px;overflow:auto;background:#0f172a;color:#e2e8f0;border-radius:12px;padding:12px}table{width:100%;border-collapse:collapse}th,td{padding:10px;border-bottom:1px solid var(--line);text-align:left}.sidebar{box-shadow:8px 0 30px rgba(0,0,0,.18)}.nav a{font-weight:600}.lead-header h2{font-size:24px;margin:6px 0}.panel{overflow:hidden}.section{background:linear-gradient(180deg,#fff,#fbfdff)}.btn.secondary{background:#f8fafc}.login-body{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 20% 20%,#dbeafe,transparent 35%),linear-gradient(135deg,#0f172a,#1e293b)}.login-card{width:min(420px,92vw);background:#fff;border-radius:24px;padding:28px;box-shadow:0 30px 80px rgba(0,0,0,.28);display:grid;gap:12px}.login-card h1{margin:0 0 8px}.login-card input,.login-card textarea,.login-card select{border:1px solid var(--line);border-radius:10px;padding:12px}.login-card button{background:#111827;color:white;justify-content:center;padding:12px}.error{background:#fef2f2;border-color:#fecaca;color:#991b1b}.smartbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}.smartbar a{background:#fff;border:1px solid var(--line);padding:8px 10px;border-radius:999px;text-decoration:none;color:#334155}.quick-actions{display:flex;gap:8px;flex-wrap:wrap}.activity{border-left:4px solid #c7d2fe}.activity:nth-child(odd){background:#fcfcff}.column h3{background:#f8fafc;position:sticky;top:0}.lead-card:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(15,23,42,.10)}

/* V5.1 2026 CRM UI upgrade: cleaner Close/Trello inspired layout, mobile-first polishing */
:root{
  --bg:#f3f5f8;--panel:#ffffff;--panel2:#fbfcfe;--line:#dde3ea;--text:#101828;--muted:#667085;
  --side:#0b1220;--side2:#111827;--blue:#365cff;--blue2:#eef2ff;--green:#16a34a;--red:#dc2626;--orange:#f97316;
  --radius:18px;--shadow:0 16px 38px rgba(15,23,42,.08);--shadow2:0 8px 20px rgba(15,23,42,.08);
}
body{background:linear-gradient(180deg,#f7f9fc,#eef2f7);font-feature-settings:"cv02","cv03","cv04","cv11"}.sidebar{width:276px;background:radial-gradient(circle at 30% 0%,rgba(79,70,229,.35),transparent 30%),linear-gradient(180deg,#0b1220,#111827 55%,#0b1220);border-right:1px solid rgba(255,255,255,.08)}.main{margin-left:276px;width:calc(100% - 276px)}.brand{padding:18px 20px}.brand-mark{border-radius:14px;background:linear-gradient(135deg,#fff,#dbeafe);color:#111827;box-shadow:0 10px 24px rgba(0,0,0,.18)}.searchbox{border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.06);box-shadow:inset 0 1px 0 rgba(255,255,255,.04)}.nav a{border:1px solid transparent;transition:.16s ease}.nav a:hover,.nav a.active{background:rgba(255,255,255,.11);border-color:rgba(255,255,255,.08);transform:translateX(2px)}.topbar{height:82px;background:rgba(255,255,255,.82);border-bottom:1px solid rgba(221,227,234,.8);box-shadow:0 10px 30px rgba(15,23,42,.04)}.topbar h1{font-size:24px;letter-spacing:-.03em}.content{padding:24px;max-width:none}.panel,.card,.table,.lead-header{border-radius:var(--radius);border:1px solid rgba(221,227,234,.9);box-shadow:var(--shadow);background:rgba(255,255,255,.94)}.hero-panel{display:flex;align-items:center;justify-content:space-between;gap:18px;background:linear-gradient(135deg,#ffffff,#f8fbff 50%,#eef2ff)}.hero-panel h2{margin:6px 0 6px;font-size:26px;letter-spacing:-.04em}.eyebrow{display:inline-flex;text-transform:uppercase;letter-spacing:.13em;font-size:11px;font-weight:800;color:#365cff;background:#eef2ff;border:1px solid #dbe3ff;border-radius:999px;padding:5px 8px}.grid.two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.table.compact th,.table.compact td{padding:9px 11px}.table tr:hover td{background:#fafcff}.btn,button{border-radius:12px;border-color:#d7dee8;box-shadow:0 1px 1px rgba(15,23,42,.03);transition:.15s ease}.btn:hover,button:hover{transform:translateY(-1px);box-shadow:var(--shadow2)}.btn.primary,button.primary{background:linear-gradient(135deg,#365cff,#4f46e5);border-color:#365cff}.filters{background:#fff;border:1px solid var(--line);border-radius:18px;padding:12px;box-shadow:0 8px 22px rgba(15,23,42,.04)}.filters input,.filters select,.form input,.form select,.form textarea,.mini-form input,.mini-form select{border-radius:12px;border-color:#d7dee8;outline:none}.filters input:focus,.filters select:focus,.form input:focus,.form select:focus,.form textarea:focus{border-color:#365cff;box-shadow:0 0 0 4px rgba(54,92,255,.10)}.board{gap:16px;padding:4px 2px 22px}.column{min-width:310px;border-radius:20px;background:#eef3f9;border:1px solid #d6dfec;box-shadow:inset 0 1px 0 rgba(255,255,255,.7)}.column h3{font-weight:800;letter-spacing:-.02em;background:linear-gradient(180deg,#fff,#f7f9fc);border-radius:20px 20px 0 0}.lead-card{border-radius:16px;border-left-width:5px;box-shadow:0 6px 16px rgba(15,23,42,.07)}.lead-card strong{font-size:15px;color:#101828}.split{grid-template-columns:minmax(320px,440px) minmax(0,1fr)}.activity{border-radius:16px;background:#fff}.codebox.small{max-height:none;white-space:pre-wrap;font-size:13px}.badge{font-weight:800;border:1px solid rgba(0,0,0,.04)}.login-card{border:1px solid rgba(255,255,255,.2)}
@media(max-width:1100px){.grid.two{grid-template-columns:1fr}.hero-panel{display:block}.quick-actions{margin-top:14px}.split{grid-template-columns:1fr}.sidebar{width:240px}.main{margin-left:240px;width:calc(100% - 240px)}}
@media(max-width:820px){.app-shell{display:block}.sidebar{position:relative;width:100%;height:auto;inset:auto}.main{margin-left:0;width:100%}.nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px;max-height:none}.nav-section{grid-column:1/-1}.topbar{position:relative;height:auto;display:block;padding:16px}.top-actions{margin-top:10px}.content{padding:14px}.filters{display:grid;grid-template-columns:1fr}.filters input,.filters select{width:100%}.board{display:flex;overflow-x:auto}.column{min-width:86vw}.table{display:block;overflow:auto}.form.two{grid-template-columns:1fr}.lead-header{display:block}.sidebar-footer{display:flex;justify-content:space-between;gap:12px;align-items:center}.login-card{width:min(440px,94vw);padding:22px;border-radius:22px}}