:root{
  --bg:#0a0e17;
  --bg-2:#0f1522;
  --panel:#121a2b;
  --panel-2:#0e1626;
  --border:#1e2a42;
  --border-soft:#18233a;
  --text:#e8edf7;
  --text-dim:#8a97b1;
  --text-faint:#5d6a85;
  --accent:#3b82f6;
  --accent-2:#22d3ee;
  --accent-glow:rgba(59,130,246,.35);
  --good:#34d399;
  --danger:#f87171;
  --radius:14px;
  --shadow:0 20px 50px -20px rgba(0,0,0,.75);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  background:radial-gradient(1200px 700px at 80% -10%, #10203c 0%, transparent 60%),
             radial-gradient(900px 600px at -10% 110%, #0d1b30 0%, transparent 55%),
             var(--bg);
  color:var(--text);
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
}
.bg-grid{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:linear-gradient(var(--border-soft) 1px, transparent 1px),
                   linear-gradient(90deg, var(--border-soft) 1px, transparent 1px);
  background-size:46px 46px;
  mask-image:radial-gradient(900px 600px at 50% 0%, #000 0%, transparent 80%);
  opacity:.35;
}
.hidden{display:none !important}

/* ---------- Brand ---------- */
.brand{display:flex;align-items:center;gap:14px}
.brand-mark{
  width:46px;height:46px;border-radius:12px;
  display:grid;place-items:center;
  font-weight:800;font-size:18px;letter-spacing:.5px;
  color:#fff;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  box-shadow:0 8px 24px -6px var(--accent-glow);
}
.brand.small .brand-mark{width:38px;height:38px;font-size:15px;border-radius:10px}
.brand-name{font-weight:700;font-size:17px;letter-spacing:.2px}
.brand-sub{font-size:12px;color:var(--text-dim);margin-top:1px}

/* ---------- Auth ---------- */
.auth-wrap{position:relative;z-index:1;min-height:100vh;display:grid;place-items:center;padding:24px}
.auth-card{
  width:100%;max-width:420px;
  background:linear-gradient(180deg,var(--panel),var(--panel-2));
  border:1px solid var(--border);
  border-radius:20px;padding:30px;
  box-shadow:var(--shadow);
}
.auth-card .brand{margin-bottom:24px}
.tabs{display:flex;gap:6px;background:var(--bg-2);border:1px solid var(--border);border-radius:12px;padding:5px;margin-bottom:22px}
.tab{
  flex:1;border:none;background:transparent;color:var(--text-dim);
  padding:10px;border-radius:8px;font-weight:600;font-size:14px;cursor:pointer;
  font-family:inherit;transition:.15s;
}
.tab.active{background:linear-gradient(135deg,var(--accent),#2563eb);color:#fff;box-shadow:0 6px 18px -8px var(--accent-glow)}
.auth-form{display:flex;flex-direction:column;gap:16px}
.auth-note{margin-top:20px;font-size:12px;color:var(--text-faint);text-align:center;line-height:1.5}

/* ---------- Inputs ---------- */
label{display:flex;flex-direction:column;gap:7px;font-size:13px;font-weight:500;color:var(--text-dim);min-width:0}
.req{color:var(--accent-2)}
input{
  font-family:inherit;font-size:14.5px;color:var(--text);
  background:var(--bg-2);border:1px solid var(--border);
  border-radius:10px;padding:12px 13px;outline:none;transition:.15s;
  width:100%;min-width:0;
}
input::placeholder{color:var(--text-faint)}
input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}
input[type=number]{appearance:textfield}
select{
  font-family:inherit;font-size:14.5px;color:var(--text);
  background:var(--bg-2);border:1px solid var(--border);
  border-radius:10px;padding:12px 13px;outline:none;transition:.15s;
  width:100%;min-width:0;cursor:pointer;
}
select:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}

/* ---------- Buttons ---------- */
.btn{
  font-family:inherit;font-weight:600;font-size:14.5px;cursor:pointer;
  border-radius:10px;padding:12px 18px;border:1px solid transparent;transition:.15s;
}
.btn-primary{background:linear-gradient(135deg,var(--accent),#2563eb);color:#fff;box-shadow:0 10px 26px -12px var(--accent-glow)}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px)}
.btn-primary:disabled{opacity:.6;cursor:progress;transform:none}
.btn-block{width:100%;margin-top:4px}
.btn-ghost{background:transparent;border-color:var(--border);color:var(--text-dim)}
.btn-ghost:hover{color:var(--text);border-color:var(--accent)}
.form-err{color:var(--danger);font-size:13px;min-height:0;font-weight:500}
.form-err:not(:empty){min-height:18px}

/* ---------- App layout ---------- */
.app-wrap{position:relative;z-index:1;min-height:100vh}
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 28px;border-bottom:1px solid var(--border);
  background:rgba(10,14,23,.6);backdrop-filter:blur(10px);
  position:sticky;top:0;z-index:5;
}
.topbar-right{display:flex;align-items:center;gap:14px}
.user-chip{font-size:13px;color:var(--text-dim);background:var(--bg-2);border:1px solid var(--border);padding:7px 12px;border-radius:20px}
.app-main{
  max-width:1240px;margin:0 auto;padding:28px;
  display:grid;grid-template-columns:400px 1fr;gap:24px;align-items:start;
}
.panel{
  background:linear-gradient(180deg,var(--panel),var(--panel-2));
  border:1px solid var(--border);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow);
}
.form-panel{position:sticky;top:96px}
.panel-title{margin:0 0 20px;font-size:19px;font-weight:700}
.section-label{
  font-size:11px;font-weight:700;letter-spacing:1.2px;text-transform:uppercase;
  color:var(--text-faint);margin:22px 0 12px;
}
.section-label:first-of-type{margin-top:0}
#proposalForm{display:flex;flex-direction:column;gap:14px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}

/* ---------- Results ---------- */
.results-empty{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  min-height:420px;color:var(--text-faint);text-align:center;gap:14px;
}
.empty-icon{font-size:44px;opacity:.5}
.results-empty p{line-height:1.6;font-size:14px}

.result-head{margin-bottom:20px}
.result-head h2{margin:0 0 4px;font-size:20px}
.result-client{color:var(--text-dim);font-size:13.5px;line-height:1.6}
.result-client b{color:var(--text)}

/* ---------- Vision panel ---------- */
.vis-panel{
  background:var(--panel-2);border:1px solid var(--border);border-radius:12px;
  padding:16px;margin-bottom:20px;
}
.vis-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.vis-title{font-weight:700;font-size:14px}
.vis-flag{font-size:11.5px;font-weight:600;padding:4px 10px;border-radius:20px}
.vis-flag.ok{background:rgba(52,211,153,.12);color:var(--good);border:1px solid rgba(52,211,153,.3)}
.vis-flag.warn{background:rgba(248,113,113,.12);color:var(--danger);border:1px solid rgba(248,113,113,.3)}
.vis-summary{font-size:12.5px;color:var(--text-dim);margin-top:10px;line-height:1.5}
.vis-cams{margin-top:12px;display:flex;flex-direction:column;gap:6px}
.vis-cam{display:flex;align-items:baseline;gap:10px;font-size:12.5px;padding:6px 10px;background:var(--bg-2);border:1px solid var(--border-soft);border-radius:8px}
.vc-loc{color:var(--text);font-weight:600;flex:0 0 auto}
.vc-meta{color:var(--text-dim);flex:1;font-size:11.5px}
.vc-conf{color:var(--text-faint);font-weight:600;font-size:11px}
.vis-missing{margin-top:10px;font-size:12px;color:var(--danger)}

.pkg-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.pkg{
  background:var(--panel-2);border:1px solid var(--border);border-radius:12px;
  overflow:hidden;display:flex;flex-direction:column;
}
.pkg.featured{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent),0 18px 40px -20px var(--accent-glow)}
.pkg-top{padding:16px 16px 14px;border-bottom:1px solid var(--border-soft)}
.pkg-name{font-size:13px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--accent-2)}
.pkg.featured .pkg-badge{display:inline-block}
.pkg-badge{display:none;margin-left:8px;font-size:9px;font-weight:700;letter-spacing:.5px;background:var(--accent);color:#fff;padding:2px 7px;border-radius:20px;vertical-align:middle}
.pkg-total{font-size:26px;font-weight:800;margin-top:8px}
.pkg-total small{font-size:13px;color:var(--text-dim);font-weight:600}
.pkg-body{padding:6px 16px 8px;flex:1}
.pkg-section{margin:12px 0 4px;font-size:10px;font-weight:700;letter-spacing:.8px;text-transform:uppercase;color:var(--text-faint)}
.pkg-item{display:flex;justify-content:space-between;gap:8px;font-size:12.5px;padding:4px 0;color:var(--text-dim)}
.pkg-item .it-name{color:var(--text)}
.pkg-item .it-qty{color:var(--text-faint)}
.pkg-item .it-sku{display:inline-block;margin-left:6px;font-size:10px;font-weight:600;letter-spacing:.5px;color:var(--text-faint);background:var(--bg-2);border:1px solid var(--border-soft);border-radius:5px;padding:1px 5px;vertical-align:middle}
.pkg-foot{padding:14px 16px;border-top:1px solid var(--border-soft);background:rgba(0,0,0,.15)}
.foot-row{display:flex;justify-content:space-between;font-size:12.5px;padding:3px 0;color:var(--text-dim)}
.foot-row.grand{font-size:15px;font-weight:800;color:var(--text);margin-top:6px;padding-top:8px;border-top:1px solid var(--border-soft)}
.pd-line{font-size:11px;color:var(--text-faint);margin-top:6px;line-height:1.5}

/* ---------- Photo uploader ---------- */
.field-hint{font-size:12px;color:var(--text-faint);line-height:1.5;margin:0 0 10px}
.photo-uploader{display:flex;flex-direction:column;gap:12px}
.photo-drop{
  width:100%;display:flex;flex-direction:column;align-items:center;gap:4px;
  padding:22px 16px;cursor:pointer;font-family:inherit;
  background:var(--bg-2);border:1.5px dashed var(--border);border-radius:12px;
  color:var(--text-dim);transition:.15s;
}
.photo-drop:hover{border-color:var(--accent);color:var(--text);background:var(--panel-2)}
.photo-drop.dragover{border-color:var(--accent);background:var(--panel-2);box-shadow:0 0 0 3px var(--accent-glow)}
.photo-drop-icon{font-size:26px;opacity:.8}
.photo-drop-text{font-weight:600;font-size:14px}
.photo-drop-sub{font-size:11px;color:var(--text-faint)}
.photo-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(84px,1fr));gap:10px}
.photo-thumb{position:relative;aspect-ratio:1;border-radius:9px;overflow:hidden;border:1px solid var(--border);background:var(--bg-2)}
.photo-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.photo-thumb .ph-rm{
  position:absolute;top:3px;right:3px;width:20px;height:20px;border:none;cursor:pointer;
  border-radius:50%;background:rgba(10,14,23,.82);color:#fff;font-size:13px;line-height:1;
  display:grid;place-items:center;transition:.15s;
}
.photo-thumb .ph-rm:hover{background:var(--danger)}
.photo-count{font-size:12px;color:var(--text-dim);font-weight:500}

@media(max-width:1000px){
  .app-main{grid-template-columns:1fr}
  .form-panel{position:static}
  .pkg-grid{grid-template-columns:1fr}
}