/* PMProof — Light Slate design system (consultant-approved, live on billboard) */
:root{
  --canvas:#F8FAFC; --surface:#fff; --border:#E2E8F0; --line:#F1F5F9;
  --ink:#0f172a; --slate:#475569; --muted:#94a3b8;
  --blue:#2563eb; --teal:#14b8a6; --amber:#f59e0b; --green:#059669; --red:#dc2626;
  --shadow:0 1px 2px rgba(0,0,0,.05);
  --green-bg:#ecfdf5; --red-bg:#fef2f2; --amber-bg:#fffbeb; --blue-bg:#eff6ff;
}
*{box-sizing:border-box;margin:0;padding:0}
body{background:var(--canvas);color:var(--ink);font:500 14px/1.5 Inter,system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--blue);text-decoration:none}
/* header */
.site-header{position:sticky;top:0;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);z-index:50}
.hdr-inner{max-width:1080px;margin:0 auto;display:flex;align-items:center;gap:24px;padding:10px 20px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;letter-spacing:-.02em}
.brand-mark{width:32px;height:32px;border-radius:8px;background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700}
.brand-mark.lg{width:44px;height:44px;font-size:20px}
.nav{display:flex;gap:6px;flex:1}
.nav-pill{padding:6px 14px;border-radius:9999px;color:var(--slate);font-size:13px;font-weight:600}
.nav-pill.active{background:var(--ink);color:#fff}
.hdr-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.page{max-width:1080px;margin:24px auto;padding:0 20px}
h1{font-size:20px;font-weight:600;letter-spacing:-.02em}
h2{font-size:15px;font-weight:600;letter-spacing:-.01em;margin-bottom:10px}
.h1-row{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:16px}
.muted{color:var(--muted);font-size:12.5px}
.caption{font-size:12px}
/* panels & tables */
.panel{background:var(--surface);border:1px solid var(--border);border-radius:8px;box-shadow:var(--shadow);padding:20px;margin-bottom:16px}
.table-alt{width:100%;border-collapse:collapse;font-size:13px}
.table-alt th{text-align:left;font-size:11.5px;text-transform:uppercase;letter-spacing:.04em;color:var(--slate);padding:8px 10px;border-bottom:1px solid var(--border)}
.table-alt td{padding:9px 10px;border-bottom:1px solid var(--line)}
.table-alt tr:nth-child(even) td{background:var(--canvas)}
/* kpi strip */
.kpi-strip{display:flex;padding:0}
.kpi{flex:1;padding:18px 20px;border-right:1px solid var(--border)}
.kpi:last-child{border-right:none}
.kpi .num{font-size:26px;font-weight:700;letter-spacing:-.03em}
.kpi .num.amber{color:var(--amber)}
.kpi .label{color:var(--muted);font-size:12px;margin-top:2px}
/* buttons */
.btn-pill{display:inline-block;background:#fff;border:1px solid var(--border);border-radius:9999px;padding:7px 16px;font:600 13px Inter;color:var(--ink);cursor:pointer;transition:box-shadow .15s}
.btn-pill:hover{box-shadow:0 1px 3px rgba(0,0,0,.1)}
.btn-pill.ink{background:var(--ink);border-color:var(--ink);color:#fff}
.btn-pill.sm{padding:4px 12px;font-size:12px}
.btn-pill.block{width:100%}
.btn-row{display:flex;gap:8px;margin:10px 0}
.inline{display:inline;margin-right:6px}
/* pills */
.pill-green,.pill-red,.pill-amber,.pill-blue{display:inline-block;padding:2px 10px;border-radius:9999px;font-size:11px;font-weight:600;border:1px solid}
.pill-green{background:var(--green-bg);color:var(--green);border-color:#a7f3d0}
.pill-red{background:var(--red-bg);color:var(--red);border-color:#fecaca}
.pill-amber{background:var(--amber-bg);color:#b45309;border-color:#fde68a}
.pill-blue{background:var(--blue-bg);color:var(--blue);border-color:#bfdbfe}
/* forms */
.form-stack{display:flex;flex-direction:column;gap:12px;margin-top:16px}
label{font-size:12.5px;font-weight:600;color:var(--slate);display:flex;flex-direction:column;gap:5px}
.input-pill{width:100%;border:1px solid var(--border);border-radius:8px;padding:9px 12px;font:500 13.5px Inter;color:var(--ink);background:#fff}
.input-pill:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(37,99,235,.15)}
textarea.input-pill{resize:vertical}
/* login */
.login-wrap{min-height:70vh;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(circle at 20% 10%,rgba(37,99,235,.07),transparent 40%),
             radial-gradient(circle at 80% 90%,rgba(20,184,166,.06),transparent 40%),
             linear-gradient(rgba(226,232,240,.4) 1px,transparent 1px),
             linear-gradient(90deg,rgba(226,232,240,.4) 1px,transparent 1px);
  background-size:auto,auto,32px 32px,32px 32px;background-color:var(--canvas)}
.login-card{background:var(--surface);border:1px solid var(--border);border-radius:8px;box-shadow:var(--shadow);padding:32px;width:360px}
.login-logo{display:flex;justify-content:center;margin-bottom:12px}
.login-title{text-align:center;font-size:20px}
.center{text-align:center}
/* tech cards */
.visit-card{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 14px;border:1px solid var(--border);border-radius:8px;margin-bottom:8px;color:var(--ink)}
.visit-card:hover{border-color:#cbd5e1;box-shadow:var(--shadow)}
.vc-main{display:flex;flex-direction:column}
.vc-site{font-weight:600;font-size:13.5px}
.vc-equip{color:var(--muted);font-size:12px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:760px){.grid-2{grid-template-columns:1fr}}
.spec-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.spec-grid div{display:flex;flex-direction:column;gap:2px;border-bottom:1px solid var(--line);padding-bottom:6px}
.spec-grid .muted{font-size:11px;text-transform:uppercase;letter-spacing:.04em}
.history-row{display:flex;justify-content:space-between;gap:8px;padding:6px 0;border-bottom:1px solid var(--line);font-size:12.5px}
.gps-box{display:flex;align-items:center;justify-content:space-between;background:var(--canvas);border:1px solid var(--border);border-radius:8px;padding:10px 12px;margin-bottom:14px}
.checklist{margin:14px 0}
.checklist h3{margin-bottom:8px}
.check-item{display:flex;gap:8px;align-items:center;padding:6px 0;border-bottom:1px solid var(--line);font-size:13px}
.photo-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin:8px 0}
.proof img{width:100%;border:1px solid var(--border);border-radius:8px;display:block}
.proof figcaption{font-size:11px;color:var(--muted);margin-top:4px;text-align:center}
.sig-canvas{border:1px dashed var(--border);border-radius:8px;background:#fff;width:100%;touch-action:none}
.flash{padding:10px 14px;border-radius:8px;margin-bottom:12px;font-size:13px;font-weight:600}
.flash-ok{background:var(--green-bg);color:var(--green);border:1px solid #a7f3d0}
.flash-err{background:var(--red-bg);color:var(--red);border:1px solid #fecaca}
/* admin CRUD screens */
.inline-form{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.inline-form input,.inline-form select{padding:8px 10px;border:1px solid var(--border);border-radius:8px;font:500 13px Inter;color:var(--ink);background:#fff}
.inline-form input:focus,.inline-form select:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(37,99,235,.15)}
.checkbox-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px}
.checkbox-row label{flex-direction:row;align-items:center;gap:5px;font-weight:500;color:var(--ink)}
.brand-form{display:flex;flex-direction:column;gap:12px;max-width:420px}
.brand-form label{flex-direction:row;align-items:center;justify-content:space-between;gap:10px}
.brand-form input{flex:1;padding:8px 10px;border:1px solid var(--border);border-radius:8px;font:500 13px Inter}
.site-footer{max-width:1080px;margin:32px auto 40px;padding:0 20px;color:var(--muted);font-size:12px;text-align:center}
.pill{display:inline-block;padding:2px 10px;border-radius:9999px;font-size:11px;font-weight:600;border:1px solid var(--border);color:var(--slate);background:#fff}
.pill-amber{background:var(--amber-bg);color:#b45309;border-color:#fde68a}
.pill-green{background:var(--green-bg);color:var(--green);border-color:#a7f3d0}
.rating-stars{font-size:22px;letter-spacing:2px;color:var(--amber)}