:root{
  --navy:#0d1b3e; --blue:#0c59c2; --gold:#d48e25;
  --bg:#f4f6fb; --card:#ffffff; --ink:#1a2540; --muted:#6b7794;
  --line:#e6ebf5; --soft:#eef2fb;
  --green:#16a34a; --red:#dc2626;
  --shadow:0 10px 30px rgba(13,27,62,.08);
  --radius:18px;
}
[data-theme="dark"]{
  --bg:#0a1124; --card:#111c38; --ink:#e8edf9; --muted:#8b98b8;
  --line:#22304f; --soft:#16223f; --shadow:0 10px 30px rgba(0,0,0,.4);
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,sans-serif;
  background:var(--bg);color:var(--ink);font-size:15px;-webkit-font-smoothing:antialiased}
a{color:var(--blue);text-decoration:none}
h1{font-size:24px;margin:0} h3{margin:0;font-size:16px} h4{margin:0;font-size:14px}
.muted{color:var(--muted);font-size:13px}
code{background:var(--soft);padding:2px 7px;border-radius:6px;font-size:12px}
hr{border:0;border-top:1px solid var(--line);margin:18px 0}
.hidden{display:none}

/* ---- Layout ---- */
.app{min-height:100vh}
.topbar{position:sticky;top:0;z-index:40;height:64px;display:flex;align-items:center;gap:14px;
  padding:0 22px;background:var(--card);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
.menu-btn{display:none;background:none;border:0;font-size:22px;color:var(--ink);cursor:pointer}
.brand{font-weight:800;font-size:20px;letter-spacing:.5px}
.brand .b1{color:var(--blue)} .brand .b2{color:var(--gold)}
.brand small{display:block;font-size:10px;color:var(--muted);font-weight:600;letter-spacing:2px;text-transform:uppercase}
.top-right{margin-left:auto;display:flex;align-items:center;gap:14px}
.icon-btn{background:var(--soft);border:0;width:38px;height:38px;border-radius:12px;cursor:pointer;font-size:16px}
.user-chip{display:flex;align-items:center;gap:9px}
.avatar{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--blue),var(--navy));
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700}
.uname{font-size:13px;font-weight:600;line-height:1.1} .uname small{display:block;color:var(--muted);font-weight:400}

.sidebar{position:fixed;top:64px;left:0;width:236px;height:calc(100vh - 64px);
  background:var(--card);border-right:1px solid var(--line);padding:16px 12px;display:flex;flex-direction:column;overflow-y:auto}
.nav-group{font-size:10px;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted);margin:16px 12px 6px;font-weight:700}
.nav-item{display:flex;align-items:center;gap:11px;padding:11px 13px;border-radius:12px;color:var(--ink);
  font-size:14px;font-weight:500;margin-bottom:2px;transition:.15s}
.nav-item:hover{background:var(--soft)}
.nav-item.active{background:linear-gradient(135deg,var(--blue),var(--navy));color:#fff;box-shadow:0 6px 16px rgba(12,89,194,.3)}
.nav-item .ni{width:20px;text-align:center;font-size:16px}
.nav-item.logout{margin-top:8px;color:var(--red)}
.side-foot{margin-top:auto;padding:14px 12px;font-size:12px;color:var(--muted);font-weight:600}

.content{margin-left:236px;padding:26px 30px;max-width:1300px}

/* ---- Page head ---- */
.page-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:22px;gap:16px;flex-wrap:wrap}
.head-actions,.top-right{display:flex;gap:10px}

/* ---- Cards ---- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  box-shadow:var(--shadow);margin-bottom:22px}
.card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.form-card label{display:block;font-size:13px;font-weight:600;margin:14px 0 6px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px}

/* ---- Stat grid ---- */
.stat-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:16px;margin-bottom:22px}
.stat-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px;
  display:flex;align-items:center;gap:14px;box-shadow:var(--shadow)}
.stat-ic{width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;font-size:20px;color:#fff}
.ic-blue{background:linear-gradient(135deg,var(--blue),var(--navy))}
.ic-gold{background:linear-gradient(135deg,var(--gold),#a9660f)}
.ic-green{background:linear-gradient(135deg,#22c55e,#15803d)}
.stat-n{font-size:24px;font-weight:800;line-height:1} .stat-l{font-size:12px;color:var(--muted);margin-top:3px}

/* ---- Inputs ---- */
input,select,textarea{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:12px;
  font-size:14px;background:var(--card);color:var(--ink);font-family:inherit}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(12,89,194,.12)}
textarea{resize:vertical}

/* ---- Buttons ---- */
.btn{display:inline-flex;align-items:center;gap:7px;padding:10px 18px;border-radius:12px;border:1px solid var(--line);
  background:var(--card);color:var(--ink);font-weight:600;font-size:14px;cursor:pointer;transition:.15s}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:linear-gradient(135deg,var(--blue),var(--navy));color:#fff;border:0;box-shadow:0 6px 16px rgba(12,89,194,.3)}
.btn-ghost{background:var(--soft);border:0}
.btn-block{width:100%;justify-content:center;margin-top:8px}
button[disabled]{opacity:.5;cursor:not-allowed}

/* ---- Table ---- */
.tbl{width:100%;border-collapse:collapse;font-size:14px}
.tbl th{text-align:left;padding:11px 12px;color:var(--muted);font-size:12px;text-transform:uppercase;
  letter-spacing:.5px;border-bottom:1px solid var(--line)}
.tbl td{padding:12px;border-bottom:1px solid var(--line)}
.tbl tr:last-child td{border-bottom:0}
.tbl tr:hover td{background:var(--soft)}
.row-actions a{display:inline-block;margin-right:8px;font-size:16px;opacity:.7}
.row-actions a:hover{opacity:1}

/* ---- Badges ---- */
.badge{display:inline-block;padding:4px 11px;border-radius:20px;font-size:12px;font-weight:600}
.s-new{background:#e7efff;color:#1d4ed8}
.s-contacted{background:#fff4e0;color:#b45309}
.s-qualified{background:#e0f2fe;color:#0369a1}
.s-proposal{background:#f3e8ff;color:#7c3aed}
.s-won{background:#dcfce7;color:#15803d}
.s-lost{background:#fee2e2;color:#b91c1c}
[data-theme="dark"] .badge{filter:brightness(1.4) saturate(.8)}

/* ---- Flash / notices ---- */
.flash{padding:13px 16px;border-radius:12px;margin-bottom:18px;font-size:14px;font-weight:500}
.flash-success{background:#dcfce7;color:#15803d}
.flash-error{background:#fee2e2;color:#b91c1c}
.notice{background:var(--soft);border:1px solid var(--line);border-radius:12px;padding:14px 16px;font-size:13px;margin-bottom:20px;line-height:1.6}
.notice.warn{background:#fff8e6;border-color:#f5d78a;color:#8a5b00}
.filter-bar{display:flex;gap:10px;margin-bottom:16px;flex-wrap:wrap}
.filter-bar input{max-width:280px} .filter-bar select{max-width:180px}
.row-form{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.row-form input{max-width:320px}
.mini-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;text-align:center}
.mini-stats .ms-n{font-size:20px;font-weight:800;color:var(--blue)} .ms-l{font-size:11px;color:var(--muted)}

/* ---- Login ---- */
.login-body{background:linear-gradient(135deg,var(--navy),#081027);min-height:100vh;margin:0;
  display:flex;align-items:center;justify-content:center;padding:20px}
.login-wrap{display:grid;grid-template-columns:1.1fr 1fr;max-width:940px;width:100%;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:28px;overflow:hidden;
  backdrop-filter:blur(20px);box-shadow:0 40px 100px rgba(0,0,0,.5)}
.login-hero{padding:50px 44px;color:#fff}
.hero-logo{font-size:26px;font-weight:800;letter-spacing:1px;margin-bottom:24px}
.hero-logo .b1{color:#5b9dff} .hero-logo .b2{color:var(--gold);margin-left:8px;font-size:15px;letter-spacing:3px}
.login-hero h2{font-size:22px;margin:0 0 12px} .login-hero p{color:#b9c6e6;line-height:1.6;font-size:14px}
.hero-list{list-style:none;padding:0;margin:24px 0 0}
.hero-list li{padding:9px 0;color:#d5def2;font-size:14px;border-bottom:1px solid rgba(255,255,255,.08)}
.login-card{background:var(--card);padding:44px 40px;display:flex;flex-direction:column;justify-content:center}
.login-card h1{font-size:24px;margin:0 0 4px}
.login-card label{display:block;font-size:13px;font-weight:600;margin:16px 0 6px}
.login-foot{margin-top:22px;text-align:center;font-size:12px;color:var(--muted)}

/* ---- Responsive ---- */
@media(max-width:1100px){.stat-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:900px){
  .sidebar{transform:translateX(-100%);transition:.25s;z-index:50;box-shadow:var(--shadow)}
  body.nav-open .sidebar{transform:translateX(0)}
  .menu-btn{display:block}
  .content{margin-left:0;padding:20px 16px}
  .grid-2{grid-template-columns:1fr}
  .login-wrap{grid-template-columns:1fr} .login-hero{display:none}
}
@media(max-width:600px){.stat-grid{grid-template-columns:1fr 1fr}.uname{display:none}}