:root{
  --navy:#173a5e;--navy-700:#102b46;--gold:#f6c543;--gold-600:#f0b71f;
  --teal-500:#2bb3a6;--teal-600:#1f8e85;--ink:#2b3744;--muted:#6b7785;
  --line:#e6ebef;--bg:#f4f6f9;--ff:'Poppins',system-ui,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:var(--ff);background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
button{font-family:var(--ff);cursor:pointer}

/* layout */
.admin{display:grid;grid-template-columns:250px 1fr;min-height:100vh}
.sidebar{background:var(--navy);color:#cdddea;padding:1.4rem 1rem;position:sticky;top:0;height:100vh}
.sb-brand{display:flex;align-items:center;gap:.6rem;font-weight:700;font-size:1.2rem;color:#fff;margin-bottom:1.8rem;padding-left:.3rem}
.sb-brand .mark{width:36px;height:36px;border-radius:9px;background:var(--gold);color:var(--navy);display:grid;place-items:center}
.sb-brand .mark svg{width:18px;height:18px}
.sb-nav{list-style:none;display:flex;flex-direction:column;gap:.25rem}
.sb-nav a{display:flex;align-items:center;gap:.7rem;padding:.7rem .8rem;border-radius:9px;color:#bcd0e0;font-weight:500;transition:.2s}
.sb-nav a svg{width:18px;height:18px}
.sb-nav a:hover{background:rgba(255,255,255,.08);color:#fff}
.sb-nav a.active{background:var(--teal-500);color:#fff}
.sb-foot{margin-top:auto;padding-top:1.4rem}
.sb-foot a{display:flex;align-items:center;gap:.6rem;color:#9fb6ca;font-size:.9rem;padding:.6rem .8rem;border-radius:9px}
.sb-foot a:hover{color:#fff;background:rgba(255,255,255,.08)}
.sidebar{display:flex;flex-direction:column}

.main{padding:1.8rem clamp(1rem,3vw,2.4rem)}
.topline{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.6rem;gap:1rem;flex-wrap:wrap}
.topline h1{color:var(--navy);font-size:1.6rem}
.topline .who{color:var(--muted);font-size:.92rem}

/* cards / stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-bottom:1.8rem}
.stat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:1.3rem}
.stat .n{font-size:1.9rem;font-weight:700;color:var(--navy)}
.stat .l{color:var(--muted);font-size:.9rem;margin-top:.2rem}
.stat.accent{background:var(--navy);color:#fff}.stat.accent .n{color:#fff}.stat.accent .l{color:#bcd0e0}

.panel{background:#fff;border:1px solid var(--line);border-radius:14px;padding:1.4rem;margin-bottom:1.6rem}
.panel h2{color:var(--navy);font-size:1.15rem;margin-bottom:1rem}

/* tables */
.table{width:100%;border-collapse:collapse;font-size:.92rem}
.table th,.table td{text-align:left;padding:.8rem .7rem;border-bottom:1px solid var(--line);vertical-align:middle}
.table th{color:var(--muted);font-weight:600;font-size:.8rem;text-transform:uppercase;letter-spacing:.04em}
.table tr:hover td{background:#fafcfd}
.table .right{text-align:right}

/* badges */
.badge{display:inline-block;padding:.2rem .6rem;border-radius:999px;font-size:.74rem;font-weight:600}
.badge.home{background:#e3f6f3;color:var(--teal-600)}
.badge.personal{background:#fdf3d6;color:#9a7700}
.badge.on{background:#e3f6e8;color:#1c8a3d}
.badge.off{background:#f1f3f5;color:#8a939c}
.badge.new{background:#e7efff;color:#2b5bd7}
.badge.contacted{background:#fdf3d6;color:#9a7700}
.badge.closed{background:#eef0f2;color:#71797f}

/* forms */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.fld{display:flex;flex-direction:column;gap:.35rem;margin-bottom:1rem}
.fld.full{grid-column:1/-1}
.fld label{font-size:.82rem;color:var(--muted);font-weight:600}
.fld input,.fld select,.fld textarea{
  padding:.7rem .85rem;border:1px solid var(--line);border-radius:9px;font-family:var(--ff);font-size:.95rem;background:#fff;color:var(--ink)
}
.fld input:focus,.fld select:focus,.fld textarea:focus{outline:none;border-color:var(--teal-500);box-shadow:0 0 0 3px rgba(43,179,166,.15)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.4rem;border:none;border-radius:9px;padding:.6rem 1.1rem;font-weight:600;font-size:.9rem;transition:.2s}
.btn-primary{background:var(--gold);color:var(--navy)}
.btn-primary:hover{background:var(--gold-600)}
.btn-dark{background:var(--navy);color:#fff}.btn-dark:hover{background:var(--navy-700)}
.btn-sm{padding:.4rem .7rem;font-size:.82rem;border-radius:8px}
.btn-ghost{background:#eef1f4;color:var(--navy)}.btn-ghost:hover{background:#e2e7ec}
.btn-danger{background:#fde7e7;color:#c33}.btn-danger:hover{background:#f9d4d4}
.actions{display:flex;gap:.4rem;justify-content:flex-end;flex-wrap:wrap}

.flash{padding:.8rem 1.1rem;border-radius:10px;margin-bottom:1.2rem;font-weight:500;font-size:.92rem}
.flash.ok{background:#e3f6e8;color:#1c8a3d;border:1px solid #b6e6c4}
.flash.err{background:#fde7e7;color:#c33;border:1px solid #f3c6c6}

/* login */
.login-wrap{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#173a5e,#0d2238);padding:1.5rem}
.login-card{background:#fff;border-radius:18px;padding:2.4rem;width:100%;max-width:380px;box-shadow:0 30px 60px -25px rgba(0,0,0,.5)}
.login-card .mark{width:54px;height:54px;border-radius:14px;background:var(--navy);color:var(--gold);display:grid;place-items:center;margin:0 auto 1rem}
.login-card .mark svg{width:26px;height:26px}
.login-card h1{text-align:center;color:var(--navy);font-size:1.4rem;margin-bottom:.3rem}
.login-card p.sub{text-align:center;color:var(--muted);font-size:.9rem;margin-bottom:1.6rem}
.login-card .btn{width:100%;justify-content:center;margin-top:.4rem;padding:.8rem}
.login-hint{margin-top:1.2rem;text-align:center;font-size:.8rem;color:var(--muted)}
.login-hint code{background:#f1f3f5;padding:.1rem .4rem;border-radius:5px}

/* mobile */
.menu-btn{display:none}
@media (max-width:860px){
  .admin{grid-template-columns:1fr}
  .sidebar{position:fixed;inset:0 auto 0 0;width:240px;transform:translateX(-100%);transition:transform .3s;z-index:60}
  .sidebar.open{transform:none}
  .menu-btn{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:9px;background:var(--navy);color:#fff;border:none}
  .scrim{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:55;display:none}
  .scrim.show{display:block}
  .stats{grid-template-columns:1fr 1fr}
  .form-grid{grid-template-columns:1fr}
  .table-scroll{overflow-x:auto}
}
@media (max-width:480px){ .stats{grid-template-columns:1fr} }