:root{
  --rail:#0e1622;
  --navy:#111a27;
  --canvas:#f2f5f8;
  --surface:#ffffff;
  --line:#dde4ec;
  --line2:#eef2f7;
  --ink:#16202e;
  --ink2:#405066;
  --muted:#7b8ba0;

  --blue:#1b9df0;
  --blue-dark:#0e7fc6;
  --violet:#7b5cd6;
  --violet-dark:#5b3fb5;
  --teal:#12a5a5;
  --green:#2fa35c;
  --green-dark:#22804a;
  --orange:#f0871f;
  --orange-dark:#a1600d;
  --red:#e2483d;
  --red-dark:#b93227;
  --yellow:#e8b820;

  --green-bg:#e8f5ed;
  --orange-bg:#fff3e2;
  --red-bg:#fdeceb;
  --blue-bg:#eaf6fe;
  --violet-bg:#f3f0fd;
  --grey-bg:#f2f5f8;
  --grey-bg2:#f7f9fb;

  --shadow:0 1px 2px rgba(16,32,54,.06),0 6px 20px rgba(16,32,54,.06);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;height:100%;background:var(--canvas)}
body{
  font-family:'Helvetica Neue',-apple-system,'Segoe UI',system-ui,sans-serif;
  font-size:13.5px;line-height:1.45;color:var(--ink);
  -webkit-font-smoothing:antialiased;font-variant-numeric:tabular-nums;
}
a{color:var(--blue);text-decoration:none}
a:hover{color:var(--blue-dark)}

input[type=range]{-webkit-appearance:none;appearance:none;height:4px;border-radius:2px;background:var(--line);outline:none;cursor:pointer}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;border-radius:50%;background:var(--blue);border:2px solid #fff;box-shadow:0 1px 3px rgba(16,32,54,.35);cursor:pointer}
input[type=range]::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:var(--blue);border:2px solid #fff;box-shadow:0 1px 3px rgba(16,32,54,.35);cursor:pointer;border:none}

select{font-family:inherit}

@keyframes toastIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* ---------- Shell ---------- */
#app{display:flex;height:100vh;overflow:hidden}

.rail{width:212px;flex:0 0 212px;background:var(--rail);color:#c6d2e0;display:flex;flex-direction:column;overflow-y:auto}
@media (max-width:1100px){ .rail{display:none} }

.rail-header{padding:18px 16px 14px;border-bottom:1px solid #1c2939}
.rail-title{font-size:15px;font-weight:700;color:#fff;letter-spacing:-.01em}
.rail-sub{font-size:10.5px;color:#6d8099;letter-spacing:.06em;text-transform:uppercase;margin-top:3px}

.rail-section{padding:14px 10px 6px}
.rail-label{font-size:9.5px;letter-spacing:.12em;color:#5d7089;text-transform:uppercase;padding:0 6px 7px;font-weight:600}

.nav-item{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:7px 9px;border-radius:6px;margin-bottom:2px;cursor:pointer;background:transparent;color:#a9bacd;font-weight:400}
.nav-item:hover{background:#16212f}
.nav-item.active{background:var(--blue);color:#fff;font-weight:600}
.nav-item.active:hover{background:var(--blue)}
.nav-item .label{font-size:12.5px}
.nav-badge{font-size:10px;font-weight:700;padding:1px 6px;border-radius:20px;background:#1b2635;color:#8ea0b6}
.nav-badge.accent{background:var(--blue);color:#fff}
.nav-badge.alert{background:var(--red);color:#fff}

.rail-footer{margin-top:auto;padding:14px 16px;border-top:1px solid #1c2939}
.rail-footer-label{font-size:10px;color:#5d7089;letter-spacing:.06em;text-transform:uppercase;margin-bottom:6px}
.stage-list{display:flex;flex-direction:column;gap:5px;font-size:11px;color:#8ea0b6}
.stage-item{display:flex;gap:7px;align-items:center}
.dot{width:5px;height:5px;border-radius:50%;flex:0 0 auto}

.main{flex:1;display:flex;flex-direction:column;min-width:0}

.topbar{flex:0 0 auto;background:#fff;border-bottom:1px solid var(--line);padding:0 20px;height:54px;display:flex;align-items:center;gap:14px}
.screen-select{display:none;border:1px solid var(--line);border-radius:7px;padding:6px 9px;font-size:12.5px;font-weight:600;background:#fff;color:var(--ink)}
@media (max-width:1100px){ .screen-select{display:block} }
.page-title{font-size:16px;font-weight:600;letter-spacing:-.01em;white-space:nowrap}
.page-sub{font-size:11.5px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:9px}
.proto-mark{font-size:10.5px;color:var(--muted);border:1px dashed var(--line);border-radius:20px;padding:3px 10px;white-space:nowrap}
.pill{font-size:11.5px;font-weight:600;padding:4px 11px;border-radius:20px;white-space:nowrap}
.pill-apt{background:var(--red-bg);color:var(--red)}
.pill-validity{background:#fff5e8;color:#c96d10}
.user{display:flex;align-items:center;gap:8px;padding-left:10px;border-left:1px solid var(--line2)}
.avatar{width:26px;height:26px;border-radius:50%;background:var(--navy);color:#fff;font-size:10.5px;font-weight:700;display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.user-name{font-size:12px;font-weight:600}
.user-role{font-size:10.5px;color:var(--muted)}

.content{flex:1;overflow-y:auto;padding:18px 20px 40px}
.stack{display:flex;flex-direction:column;gap:16px}

/* ---------- Cards ---------- */
.card{background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow)}
.card-dark{background:var(--navy);color:#e6edf5;border-radius:10px;box-shadow:var(--shadow)}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 16px;border-bottom:1px solid var(--line2)}
.card-dark .card-head{border-bottom:1px solid #22303f}
.card-title{font-size:13px;font-weight:700}
.card-dark .card-title{color:#fff}
.card-hint{font-size:11.5px;color:var(--muted)}
.card-body{padding:16px}
.card-body-tight{padding:8px 16px 14px}
.card-footer{padding:12px 16px;font-size:11.5px;color:var(--muted);background:var(--grey-bg2);border-top:1px solid var(--line2)}

/* ---------- Tables ---------- */
table.qd{width:100%;border-collapse:collapse;table-layout:auto}
.qd th{text-align:left;font-size:10.5px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);padding:8px 16px;border-bottom:1px solid var(--line)}
.qd th.mid{padding:8px 10px}
.qd th.num{text-align:right}
.qd td{padding:9px 16px;border-bottom:1px solid var(--line2);font-size:12.5px;vertical-align:middle}
.qd td.mid{padding:9px 10px}
.qd td.num{text-align:right}
.qd tbody tr:last-child td{border-bottom:none}
.qd tr.clickable{cursor:pointer}
.qd tr.clickable:hover{background:var(--grey-bg2)}

/* ---------- Chips / pills / badges ---------- */
.chip{font-size:10.5px;font-weight:700;padding:2px 8px;border-radius:20px;white-space:nowrap;display:inline-block}
.chip-lg{font-size:11px;padding:2px 9px}
.conf-high{background:var(--green-bg);color:var(--green-dark)}
.conf-medium{background:var(--orange-bg);color:var(--orange-dark)}
.conf-low{background:var(--red-bg);color:var(--red-dark)}
.pri-high{background:var(--red-bg);color:var(--red-dark)}
.pri-medium{background:var(--orange-bg);color:var(--orange-dark)}
.pri-low{background:var(--grey-bg);color:var(--muted)}

/* ---------- Buttons ---------- */
.btn{padding:10px 16px;border-radius:8px;font-weight:600;font-size:12.5px;cursor:pointer;display:inline-block;text-align:center;border:1px solid transparent;user-select:none}
.btn-primary{background:var(--blue);color:#fff}
.btn-secondary{background:#fff;border-color:var(--line);color:var(--ink2)}
.btn-danger-text{background:#fff;border-color:var(--line);color:var(--red)}
.btn-approve{background:var(--green);color:#fff}
.btn-block{display:block;width:100%}
.btn-flex{flex:1}
.btn-sm{padding:6px 14px;font-size:12px;border-radius:7px}
.btn-row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}

/* ---------- Form controls ---------- */
.field-label{font-size:10.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:4px}
.field-value{border:1px solid var(--line);border-radius:7px;padding:7px 10px;font-size:12.5px;background:#fcfdfe}
.select-field{width:100%;border:1px solid var(--line);border-radius:7px;padding:7px 10px;font-size:12.5px;background:#fff;color:var(--ink)}
.select-field-lg{padding:8px 10px}
.control-label{font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:5px}
.slider-scale{display:flex;justify-content:space-between;font-size:10.5px;color:var(--muted);margin-top:4px}

/* ---------- Generic layout helpers ---------- */
.row{display:flex;justify-content:space-between;gap:10px}
.row-baseline{display:flex;justify-content:space-between;align-items:baseline;gap:10px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.grid2-tight{display:grid;grid-template-columns:1fr 1fr;gap:12px 16px}

.grid-intake{display:grid;grid-template-columns:300px minmax(0,1fr) 288px;gap:16px;align-items:start}
.grid-side{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:16px;align-items:start}
.grid-side-380{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:16px;align-items:start}
.grid-appr{display:grid;grid-template-columns:minmax(0,1fr) 420px;gap:16px;align-items:start}
.grid-5{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.grid-6{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.grid-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}
.grid-4-route{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}

@media (max-width:1100px){
  .grid-intake,.grid-side,.grid-side-380,.grid-appr{grid-template-columns:1fr}
  .grid-5{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-6{grid-template-columns:repeat(3,1fr)}
  .grid-4-route{grid-template-columns:repeat(2,1fr)}
  .grid2{grid-template-columns:1fr}
}

.stat-headline{font-size:22px;font-weight:700;letter-spacing:-.02em}
.stat-label{font-size:11.5px;color:var(--muted)}
.kpi-big{font-size:28px;font-weight:700;letter-spacing:-.02em}
.bar-track{height:6px;border-radius:3px;background:var(--line2);overflow:hidden}
.bar-fill{height:6px;border-radius:3px}

.callout{padding:10px 12px;border-radius:8px;font-size:12.5px}
.callout-warn{background:#fff7ec;border:1px solid #f7e2c4;color:#8a5a12}
.callout-danger{background:var(--red-bg);border:1px solid #f6cdc9;color:#a3352c}
.callout-neutral{background:var(--grey-bg2);border:1px solid var(--line2)}
.callout-violet{background:var(--violet-bg);border:1px solid #e3dcf9;color:#5b3fb5}

.text-wrap{text-wrap:pretty}

/* ---------- Toast ---------- */
.toast{position:fixed;right:20px;bottom:20px;background:var(--navy);color:#e6edf5;padding:13px 16px;border-radius:10px;box-shadow:0 8px 30px rgba(16,32,54,.28);max-width:360px;font-size:12.5px;line-height:1.5;animation:toastIn .18s ease-out;z-index:50}

/* ---------- Screen-specific bits ---------- */
.banner-dark{background:var(--navy);border-radius:10px;padding:16px 18px;display:flex;align-items:center;gap:26px;flex-wrap:wrap}
.banner-stat-num{font-size:24px;font-weight:700;color:#fff;letter-spacing:-.02em}
.banner-stat-label{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.07em}
.banner-copy{max-width:340px;margin-left:auto;font-size:12px;color:#8ea0b6;line-height:1.5}

.tabbar{display:flex;gap:6px;flex-wrap:wrap}
.tab-pill{padding:6px 13px;border-radius:20px;font-size:12px;font-weight:600;cursor:pointer;border:1px solid var(--line);background:#fff;color:var(--ink2)}
.tab-pill.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.tab-box{padding:7px 15px;border-radius:8px;font-size:12.5px;font-weight:600;cursor:pointer;border:1px solid var(--line);background:#fff;color:var(--ink2)}
.tab-box.active{background:var(--navy);color:#fff;border-color:var(--navy)}

.stepper{display:flex;align-items:center;flex-wrap:wrap}
.step{display:flex;align-items:center;gap:8px;padding-right:16px}
.step-num{width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:10.5px;font-weight:700;background:var(--line2);color:var(--muted);flex:0 0 auto}
.step-num.done{background:var(--green);color:#fff}
.step-num.current{background:var(--blue);color:#fff}
.step-label{font-size:12px;font-weight:500;color:var(--muted)}
.step-label.current{font-weight:700;color:var(--ink)}
.step-rule{width:22px;height:1px;background:var(--line)}

.plant-card{border:1px solid var(--line2);border-radius:10px;padding:14px;background:#fcfdfe}
.plant-card.rec{border-color:var(--green);background:#fbfefc}
.plant-tag{font-size:9.5px;font-weight:700;padding:2px 7px;border-radius:20px;background:var(--grey-bg);color:var(--muted)}
.plant-tag.rec{background:var(--green-bg);color:var(--green-dark)}
.plant-cost{font-size:24px;font-weight:700;letter-spacing:-.02em;margin-top:8px}
.plant-delta{font-size:12px;font-weight:600}
.plant-detail{margin-top:10px;padding-top:10px;border-top:1px solid var(--line2);font-size:11.5px;color:var(--ink2)}

.timeline-item{display:flex;gap:12px;padding-bottom:14px}
.timeline-marker{display:flex;flex-direction:column;align-items:center;flex:0 0 auto}
.timeline-icon{width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:700;flex:0 0 auto}
.timeline-icon-sm{width:18px;height:18px;font-size:10px}
.timeline-rule{flex:1;width:1px;background:var(--line);margin-top:3px}

.archetype-card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:16px;box-shadow:var(--shadow);border-top:3px solid var(--blue)}

.quad-grid{display:grid;grid-template-columns:78px 1fr 1fr;grid-template-rows:auto auto auto;gap:6px;font-size:11px}
.quad-head{text-align:center;color:var(--muted);font-weight:600}
.quad-row-label{color:var(--muted);font-weight:600;display:flex;align-items:center}
.quad-cell{border:1px solid var(--line2);border-radius:8px;padding:10px 8px;text-align:center;background:var(--grey-bg2);font-size:11.5px}
.quad-cell.active{border:2px solid var(--violet);background:var(--violet-bg);font-size:12px;font-weight:700;color:var(--violet-dark)}
.quad-cell.active .sub{font-size:10px;font-weight:600;color:var(--violet);margin-top:2px}

.ai-list-item{display:flex;gap:8px;font-size:12px;color:#b9c7d8;padding:3px 0}
.ai-section-label{font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;font-weight:700;margin-bottom:7px}

.built-list-item{font-size:12px;color:var(--ink2);padding:3px 0;border-bottom:1px solid #f5f8fa}

@media print{
  @page{margin:.5cm}
}