:root {
  --tuki-teal: #0d8b97;
  --tuki-deep: #076773;
  --tuki-forest: #0a5b48;
  --tuki-orange: #f48b1f;
  --tuki-gold: #fabf3a;
  --tuki-cream: #fff9e9;
  --tuki-sky: #daf1f7;
  --tuki-ink: #112e36;
  --tuki-muted: #62767b;
  --tuki-border: #e2dfd2;
  --tuki-card: #ffffff;
  --tuki-soft: #f8f5ec;
  --sidebar-width: 248px;
  --shadow-sm: 0 8px 24px rgba(17, 46, 54, .06);
  --shadow-md: 0 18px 45px rgba(17, 46, 54, .09);
}

* { box-sizing: border-box; }
html { font-size: 16px; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--tuki-cream);
  color: var(--tuki-ink);
  font-family: "Segoe UI", Calibri, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.5;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at 80% 0%, rgba(218,241,247,.42), transparent 28%), radial-gradient(circle at 8% 88%, rgba(250,191,58,.12), transparent 26%);
  z-index: -1;
}
a { color: var(--tuki-deep); }
h1,h2,h3,h4,.admin-brand,.btn { letter-spacing: -.02em; }
h1,h2,h3,h4 { color: var(--tuki-deep); font-weight: 800; }

.admin-app-shell { min-height: 100vh; display: grid; grid-template-columns: var(--sidebar-width) minmax(0,1fr); }
.admin-sidebar {
  position: fixed; inset: 0 auto 0 0; width: var(--sidebar-width); z-index: 1035;
  display: flex; flex-direction: column; padding: 20px 16px;
  background: linear-gradient(180deg, #075c64 0%, #063f47 100%); color: white;
  box-shadow: 10px 0 30px rgba(7, 60, 67, .08);
}
.sidebar-brand-wrap { display:flex; align-items:center; justify-content:space-between; padding: 0 4px 20px; }
.admin-brand { display:flex; align-items:center; gap:10px; color:inherit; font-weight:800; text-decoration:none; }
.brand-copy { display:flex; align-items:baseline; gap:4px; font-size:1.04rem; }
.brand-copy small { font-weight:600; opacity:.74; }
.brand-mark { width:52px; height:52px; border-radius:16px; display:inline-flex; align-items:center; justify-content:center; background:var(--tuki-deep); color:white; font-size:26px; font-weight:900; }
.brand-mark-small { width:38px; height:38px; border-radius:11px; font-size:18px; background:#0b4c53; }
.sidebar-close { display:none; background:transparent; border:0; color:white; font-size:28px; line-height:1; }
.sidebar-nav { display:flex; flex-direction:column; gap:6px; }
.sidebar-label { padding: 7px 12px 6px; font-size:.68rem; text-transform:uppercase; letter-spacing:.13em; color:rgba(255,255,255,.54); font-weight:800; }
.sidebar-label-spaced { margin-top:16px; }
.sidebar-link { position:relative; display:flex; align-items:center; gap:11px; min-height:44px; padding:10px 12px; border-radius:12px; color:rgba(255,255,255,.84); text-decoration:none; font-size:.91rem; font-weight:650; transition:.18s ease; }
.sidebar-link:hover { background:rgba(255,255,255,.09); color:#fff; }
.sidebar-link.active { background:#0c8187; color:#fff; box-shadow:inset 3px 0 0 var(--tuki-gold); }
.sidebar-link-disabled { opacity:.58; cursor:not-allowed; }
.nav-icon { width:21px; text-align:center; font-size:.96rem; }
.coming-soon { margin-left:auto; padding:2px 6px; border-radius:999px; background:rgba(255,255,255,.12); font-size:.62rem; }
.sidebar-footer { margin-top:auto; border-top:1px solid rgba(255,255,255,.12); padding-top:15px; }
.sidebar-user { display:flex; gap:10px; align-items:center; padding:10px 8px 14px; }
.sidebar-user > span:last-child { display:flex; flex-direction:column; min-width:0; }
.sidebar-user strong { font-size:.84rem; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.sidebar-user small { color:rgba(255,255,255,.58); font-size:.72rem; }
.user-avatar { width:34px; height:34px; border-radius:50%; display:grid; place-items:center; background:var(--tuki-orange); color:white; font-weight:800; }
.sidebar-signout { width:100%; border:0; border-radius:10px; padding:10px 11px; text-align:left; color:rgba(255,255,255,.78); background:transparent; }
.sidebar-signout:hover { background:rgba(255,255,255,.08); color:white; }

.admin-workspace { grid-column:2; min-width:0; }
.admin-header { position:sticky; top:0; z-index:1020; min-height:64px; display:flex; align-items:center; background:rgba(255,255,255,.86); backdrop-filter: blur(14px); border-bottom:1px solid rgba(226,223,210,.9); }
.admin-header-inner { width:100%; padding:0 28px; display:flex; align-items:center; justify-content:flex-end; }
.mobile-brand-row { display:none; }
.header-status { display:flex; align-items:center; gap:8px; color:var(--tuki-muted); font-size:.82rem; font-weight:700; }
.status-dot { width:8px; height:8px; border-radius:50%; background:#3fb979; box-shadow:0 0 0 4px rgba(63,185,121,.12); }
.admin-main { width:min(1240px, calc(100% - 48px)); margin:0 auto; padding:34px 0 64px; }
.auth-main { width:100%; min-height:100vh; padding:0; display:grid; place-items:center; }

/* Sign in */
.auth-shell { min-height:100vh; width:100%; display:grid; place-items:center; padding:28px; position:relative; overflow:hidden; }
.auth-shell::before { content:"TUKI."; position:absolute; top:42px; left:48px; color:var(--tuki-deep); font-size:2rem; font-weight:900; letter-spacing:-.06em; }
.auth-shell::after { content:"Smarter transport starts with better tools."; position:absolute; left:48px; bottom:44px; max-width:300px; color:var(--tuki-deep); font-size:1.7rem; font-weight:800; line-height:1.05; }
.auth-card { width:min(100%, 430px); padding:38px; background:rgba(255,255,255,.96); border:1px solid var(--tuki-border); border-radius:24px; box-shadow:var(--shadow-md); position:relative; z-index:2; }
.auth-card .brand-mark { background:var(--tuki-deep); }
.eyebrow,.card-kicker { margin:18px 0 6px; color:var(--tuki-teal); font-size:.7rem; font-weight:900; letter-spacing:.13em; text-transform:uppercase; }
.auth-card h1,.dashboard-header h1 { color:var(--tuki-deep); font-weight:900; }
.auth-copy,.dashboard-header p,.dashboard-card p,.security-note { color:var(--tuki-muted); }
.auth-form { margin-top:24px; }
.field-group { margin-bottom:18px; }
.field-group label { display:block; margin-bottom:7px; font-weight:700; color:var(--tuki-ink); font-size:.9rem; }
.form-control,.form-select { min-height:46px; border-color:var(--tuki-border); border-radius:12px; background:#fff; }
.form-control:focus,.form-select:focus { border-color:var(--tuki-teal); box-shadow:0 0 0 .2rem rgba(13,139,151,.14); }
.remember-row { display:flex; align-items:center; gap:9px; margin:2px 0 22px; color:var(--tuki-muted); }
.btn { font-weight:750; }
.btn-tuki { min-height:44px; border-radius:11px; background:var(--tuki-orange); border-color:var(--tuki-orange); color:white; padding:.65rem 1rem; }
.btn-tuki:hover,.btn-tuki:focus { background:#df7715; border-color:#df7715; color:white; }
.btn-outline-tuki,.btn-outline-primary { border-color:var(--tuki-teal)!important; color:var(--tuki-deep)!important; border-radius:10px; font-weight:700; }
.btn-outline-tuki:hover,.btn-outline-primary:hover { background:var(--tuki-teal)!important; color:white!important; }
.validation-summary,.field-error { color:#a4382e; font-size:.88rem; }
.validation-summary:empty,.field-error:empty { display:none; }
.security-note { margin:22px 0 0; font-size:.8rem; text-align:center; }

/* Dashboard */
.dashboard-header { margin-bottom:24px; display:flex; align-items:flex-end; justify-content:space-between; gap:18px; }
.dashboard-header .eyebrow { margin-top:0; }
.dashboard-header h1 { margin-bottom:4px; font-size:clamp(1.8rem,3vw,2.45rem); }
.dashboard-summary-grid { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:14px; margin-bottom:18px; }
.summary-card { background:white; border:1px solid var(--tuki-border); border-radius:16px; padding:18px; box-shadow:var(--shadow-sm); }
.summary-card strong { display:block; color:var(--tuki-deep); font-size:1.65rem; line-height:1; margin-bottom:7px; }
.summary-card span { display:block; font-weight:800; font-size:.82rem; }
.summary-card small { color:var(--tuki-muted); font-size:.72rem; }
.dashboard-section-title { display:flex; align-items:center; justify-content:space-between; margin:24px 0 12px; }
.dashboard-section-title h2 { margin:0; font-size:1rem; }
.dashboard-grid { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:14px; }
.dashboard-card { min-width:0; padding:18px; background:white; border:1px solid var(--tuki-border); border-radius:16px; box-shadow:var(--shadow-sm); display:flex; flex-direction:column; }
.dashboard-card:hover { transform:translateY(-1px); box-shadow:var(--shadow-md); transition:.18s ease; }
.dashboard-card .card-kicker { margin-top:0; }
.dashboard-card h2 { margin:6px 0; color:var(--tuki-deep); font-size:1rem; font-weight:800; }
.dashboard-card p { font-size:.84rem; margin-bottom:14px; }
.dashboard-card .btn { margin-top:auto; align-self:flex-start; }
.dashboard-lower-grid { display:grid; grid-template-columns:minmax(0,1.35fr) minmax(280px,.65fr); gap:16px; margin-top:18px; }
.activity-panel,.health-panel { background:white; border:1px solid var(--tuki-border); border-radius:16px; padding:18px; box-shadow:var(--shadow-sm); }
.activity-row,.health-row { display:flex; gap:10px; align-items:center; justify-content:space-between; padding:10px 0; border-bottom:1px solid #eeeae0; font-size:.82rem; }
.activity-row:last-child,.health-row:last-child { border-bottom:0; }
.activity-row span:last-child,.health-row span:last-child { color:var(--tuki-muted); font-size:.75rem; }
.health-ok { color:#238058!important; font-weight:800; }

/* Existing CRUD/review screens */
.status-pill { display:inline-block; margin-top:8px; padding:6px 10px; border-radius:999px; background:#f2eee3; color:var(--tuki-muted); font-size:.72rem; font-weight:800; }
.review-page-header,.review-detail-header,.panel-heading,.review-pagination { display:flex; align-items:center; justify-content:space-between; gap:20px; }
.review-page-header,.review-detail-header { margin-bottom:22px; }
.review-page-header h1,.review-detail-header h1 { margin:4px 0 8px; color:var(--tuki-deep); font-weight:900; }
.review-page-header p,.review-detail-header p,.panel-heading p,.review-action-card p { color:var(--tuki-muted); }
.review-back-link { display:inline-flex; margin-bottom:12px; font-weight:750; text-decoration:none; }
.status-tabs { display:flex; gap:8px; flex-wrap:wrap; margin-bottom:20px; }
.status-tab { padding:8px 13px; border:1px solid var(--tuki-border); border-radius:999px; background:white; color:var(--tuki-muted); text-decoration:none; font-weight:700; font-size:.85rem; }
.status-tab.active { background:var(--tuki-deep); color:white; border-color:var(--tuki-deep); }
.status-pending { background:#fff0c9; color:#775314; }
.status-needschanges { background:#e7f2ff; color:#245a86; }
.status-rejected { background:#fde8e5; color:#9b332b; }
.status-approved,.status-active { background:#dff5e8; color:#256840; }
.status-archived { background:#ece9e0; color:#5d6665; }
.review-alert { padding:14px 16px; border-radius:12px; margin-bottom:16px; }
.review-alert-error { background:#fde8e5; color:#8d3028; }
.review-alert-success { background:#dff5e8; color:#256840; }
.empty-review-state,.review-panel,.review-action-card,.submission-table-wrap,.admin-table-card { background:white; border:1px solid var(--tuki-border); border-radius:16px; box-shadow:var(--shadow-sm); }
.empty-review-state { padding:34px; text-align:center; }
.submission-table-wrap,.admin-table-card { overflow:auto; }
.submission-table { width:100%; border-collapse:collapse; }
.submission-table th,.submission-table td { padding:14px 16px; border-bottom:1px solid var(--tuki-border); vertical-align:middle; white-space:nowrap; }
.submission-table th { color:var(--tuki-muted); font-size:.7rem; text-transform:uppercase; letter-spacing:.07em; }
.submission-table tr:last-child td { border-bottom:0; }
.admin-table-card .table { margin-bottom:0; }
.admin-table-card .table > :not(caption) > * > * { padding:14px; border-color:var(--tuki-border); background:transparent; }
.admin-table-card thead th { color:var(--tuki-muted); font-size:.7rem; text-transform:uppercase; letter-spacing:.06em; }
.admin-table-card tbody tr:hover { background:#fffdf6; }
.review-pagination { margin-top:18px; }
.review-detail-grid { display:grid; grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr); gap:18px; margin-bottom:18px; }
.review-panel { padding:20px; min-width:0; }
.panel-heading { margin-bottom:16px; align-items:flex-start; }
.panel-heading .card-kicker { margin-top:0; }
.panel-heading h2 { margin:4px 0; color:var(--tuki-deep); font-size:1.15rem; font-weight:800; }
.proof-image { display:block; width:100%; max-height:430px; object-fit:contain; background:#f3f0e7; border-radius:13px; }
.review-meta-grid { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:10px; margin:16px 0 0; }
.review-meta-grid div { padding:12px; background:var(--tuki-soft); border-radius:11px; }
.review-meta-grid dt { font-size:.68rem; color:var(--tuki-muted); text-transform:uppercase; letter-spacing:.06em; }
.review-meta-grid dd { margin:4px 0 0; font-weight:800; overflow-wrap:anywhere; font-size:.9rem; }
.review-map { width:100%; min-height:430px; border-radius:13px; overflow:hidden; background:#ece8dc; }
.review-form-panel { margin-bottom:20px; }
.review-form-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:0 16px; }
.review-form-wide { grid-column:1 / -1; }
.review-actions-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:18px; }
.review-action-card { padding:20px; }
.review-action-card h3 { color:var(--tuki-deep); font-weight:800; }
.review-action-card textarea { margin:14px 0; }
.review-action-danger { border-color:#efc9c5; }
.duplicate-warning-box { display:grid; gap:10px; }
.duplicate-clear { padding:14px; border-radius:12px; background:#eef8f2; color:#256840; }
.duplicate-warning-title { font-weight:800; color:#8a5a12; }
.duplicate-warning-item { display:grid; gap:4px; padding:12px 14px; border:1px solid #efd9a8; border-radius:12px; background:#fff8e8; }
.duplicate-warning-item span { color:var(--tuki-muted); font-size:.86rem; }

/* Unified route workspace */
.route-workspace-tabs { display:flex; gap:6px; flex-wrap:wrap; margin:0 0 16px; padding:5px; width:max-content; max-width:100%; background:#f0ede4; border-radius:12px; }
.route-workspace-tab { padding:8px 12px; border-radius:9px; text-decoration:none; color:var(--tuki-muted); font-weight:750; font-size:.82rem; border:0; background:transparent; }
.route-workspace-tab.active,.route-workspace-tab:hover { background:white; color:var(--tuki-deep); box-shadow:0 2px 8px rgba(17,46,54,.05); }
.inline-tool { border:1px solid var(--tuki-border); border-radius:16px; overflow:hidden; background:white; box-shadow:var(--shadow-sm); margin:18px 0; }
.inline-tool summary { cursor:pointer; list-style:none; padding:17px 20px; display:flex; align-items:center; justify-content:space-between; font-weight:850; color:var(--tuki-deep); }
.inline-tool summary::-webkit-details-marker { display:none; }
.inline-tool summary::after { content:"Open"; font-size:.72rem; color:white; background:var(--tuki-teal); padding:5px 9px; border-radius:999px; }
.inline-tool[open] summary::after { content:"Collapse"; background:var(--tuki-deep); }
.inline-tool-body { border-top:1px solid var(--tuki-border); padding:0; background:#fff; }
.inline-tool-frame { display:block; width:100%; height:min(78vh,900px); min-height:650px; border:0; background:var(--tuki-cream); }

.sidebar-backdrop { display:none; }
.mobile-menu-button { border:0; background:transparent; color:var(--tuki-deep); font-size:1.3rem; padding:6px; }
.mobile-brand { color:var(--tuki-deep); }

@media (max-width: 1050px) {
  :root { --sidebar-width: 220px; }
  .dashboard-summary-grid { grid-template-columns:repeat(2,minmax(0,1fr)); }
  .dashboard-grid { grid-template-columns:repeat(2,minmax(0,1fr)); }
  .review-meta-grid { grid-template-columns:repeat(2,minmax(0,1fr)); }
}

@media (max-width: 820px) {
  .admin-app-shell { display:block; }
  .admin-workspace { min-height:100vh; }
  .admin-sidebar { transform:translateX(-102%); width:min(82vw,290px); transition:transform .22s ease; }
  .sidebar-open .admin-sidebar { transform:translateX(0); }
  .sidebar-close { display:block; }
  .sidebar-backdrop { display:block; position:fixed; inset:0; z-index:1030; background:rgba(6,45,50,.35); opacity:0; pointer-events:none; transition:.2s ease; }
  .sidebar-open .sidebar-backdrop { opacity:1; pointer-events:auto; }
  .admin-header-inner { padding:0 16px; justify-content:space-between; }
  .mobile-brand-row { display:flex; align-items:center; gap:7px; }
  .mobile-brand .brand-mark { width:31px; height:31px; font-size:14px; border-radius:9px; }
  .admin-main { width:min(100% - 26px,1240px); padding:24px 0 48px; }
  .review-detail-grid,.review-actions-grid,.dashboard-lower-grid { grid-template-columns:1fr; }
  .review-map { min-height:340px; }
}

@media (max-width: 620px) {
  html { font-size:15px; }
  .header-status { display:none; }
  .admin-main { width:min(100% - 20px,1240px); padding-top:18px; }
  .dashboard-header,.review-page-header,.review-detail-header,.panel-heading,.review-pagination { align-items:flex-start; flex-direction:column; }
  .dashboard-summary-grid,.dashboard-grid,.review-form-grid,.review-meta-grid { grid-template-columns:1fr; }
  .review-form-wide { grid-column:auto; }
  .auth-shell { padding:18px; align-items:center; }
  .auth-shell::before { top:24px; left:22px; font-size:1.55rem; }
  .auth-shell::after { display:none; }
  .auth-card { padding:28px 22px; border-radius:20px; }
  .submission-table-wrap,.admin-table-card { margin-inline:-10px; border-radius:12px; }
  .inline-tool-frame { min-height:720px; }
}