*{box-sizing:border-box}
:root{
  --bg:#f5f7fb; --card:#fff; --ink:#0f172a; --muted:#64748b; --line:#e2e8f0;
  --primary:#2563eb; --primary-h:#1d4ed8; --danger:#dc2626; --ok:#16a34a; --warn:#d97706;
  --shadow:0 1px 2px rgba(15,23,42,.05),0 4px 12px rgba(15,23,42,.06);
}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font:14px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}
a{color:var(--primary)}
.hidden{display:none!important}
.muted{color:var(--muted)}
.small{font-size:12px}
.center{text-align:center}
.right{text-align:right}

/* Auth */
.auth-wrap{min-height:100vh;display:grid;place-items:center;padding:16px;background:linear-gradient(135deg,#dbeafe,#ede9fe)}
.auth-card{background:#fff;border-radius:16px;box-shadow:var(--shadow);padding:28px;width:100%;max-width:420px}
.brand{text-align:center;margin-bottom:20px}
.logo{width:48px;height:48px;border-radius:12px;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:700;margin:0 auto 8px}
.brand h1{margin:0;font-size:22px}
.tabs{display:flex;background:#f1f5f9;border-radius:10px;padding:4px;margin-bottom:16px}
.tab{flex:1;padding:8px;border:0;background:transparent;border-radius:8px;cursor:pointer;font-weight:600;color:var(--muted)}
.tab.active{background:#fff;color:var(--ink);box-shadow:var(--shadow)}
.auth-form{display:flex;flex-direction:column;gap:12px}
.auth-form label{display:flex;flex-direction:column;gap:6px;font-weight:500;font-size:13px}
.err{color:var(--danger);font-size:13px;min-height:1em;margin:0}

/* Top bar */
.topbar{position:sticky;top:0;background:#fff;border-bottom:1px solid var(--line);padding:10px 16px;display:flex;justify-content:space-between;align-items:center;z-index:20}
.topbar .left,.topbar .right{display:flex;align-items:center;gap:8px}
.appname{font-weight:700}
.crumb{color:var(--muted);font-size:13px}
.crumb:before{content:"›";margin-right:6px}
.user-chip{background:#eef2ff;color:#4338ca;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:600}

/* Buttons / inputs */
.icon-btn{background:transparent;border:1px solid var(--line);width:34px;height:34px;border-radius:8px;cursor:pointer;font-size:15px}
.icon-btn:hover{background:#f1f5f9}
.btn{background:#fff;border:1px solid var(--line);padding:8px 14px;border-radius:8px;cursor:pointer;font-weight:600;font-size:13px}
.btn:hover{background:#f8fafc}
.btn.primary{background:var(--primary);color:#fff;border-color:var(--primary)}
.btn.primary:hover{background:var(--primary-h)}
.btn.ghost{border-color:transparent;background:transparent}
.btn.danger{color:var(--danger);border-color:#fecaca}
.btn.danger:hover{background:#fee2e2}
.btn.block{width:100%}
.btn.small{padding:5px 10px;font-size:12px}
input,select,textarea{font:inherit;padding:9px 11px;border:1px solid var(--line);border-radius:8px;background:#fff;width:100%}
input:focus,select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.15)}

/* Layout */
.container{max-width:1100px;margin:0 auto;padding:20px 16px}
.container.narrow{max-width:760px}
.page-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.page-head h2{margin:0;font-size:20px}
.actions{display:flex;gap:8px;flex-wrap:wrap}
.card{background:var(--card);border-radius:12px;box-shadow:var(--shadow);padding:18px;display:flex;flex-direction:column;gap:14px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:560px){.grid-2{grid-template-columns:1fr}}
label{font-weight:500;font-size:13px;display:flex;flex-direction:column;gap:6px}
.section-title{margin:4px 0 0;font-size:14px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}

/* Projects */
.project-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}
.proj-card{background:#fff;border-radius:12px;box-shadow:var(--shadow);padding:16px;cursor:pointer;border:1px solid transparent;transition:.15s}
.proj-card:hover{border-color:var(--primary);transform:translateY(-2px)}
.proj-card h3{margin:0 0 4px;font-size:16px}
.proj-card .meta{color:var(--muted);font-size:12px}
.proj-card .del{float:right;color:var(--danger);background:transparent;border:0;cursor:pointer;font-size:16px}

/* Stats */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:16px}
@media (max-width:560px){.stats{grid-template-columns:1fr}}
.stat{background:#fff;border-radius:10px;padding:12px 14px;box-shadow:var(--shadow);display:flex;flex-direction:column}
.stat span{color:var(--muted);font-size:12px}
.stat strong{font-size:20px;margin-top:4px}

/* Table */
.table-wrap{background:#fff;border-radius:12px;box-shadow:var(--shadow);overflow:hidden;overflow-x:auto}
table.data{width:100%;border-collapse:collapse;min-width:640px}
table.data th,table.data td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left;font-size:13px;vertical-align:top}
table.data th{background:#f8fafc;font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
table.data td.right,table.data th.right{text-align:right}
.thumb{width:48px;height:48px;border-radius:8px;object-fit:cover;cursor:pointer;border:1px solid var(--line)}
.row-actions{display:flex;gap:6px;justify-content:flex-end;flex-wrap:wrap}

/* Status / badges */
.status{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:600;text-transform:uppercase}
.status-pending{background:#fef3c7;color:#92400e}
.status-approved{background:#d1fae5;color:#065f46}
.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:600}
.badge-ok{background:#d1fae5;color:#065f46}
.badge-local{background:#e0e7ff;color:#3730a3}

/* Combo */
.combo{position:relative}
.combo-list{position:absolute;top:100%;left:0;right:0;background:#fff;border:1px solid var(--line);border-radius:8px;margin-top:4px;max-height:200px;overflow:auto;box-shadow:var(--shadow);z-index:30;display:none}
.combo-list.open{display:block}
.combo-list div{padding:8px 12px;cursor:pointer}
.combo-list div:hover{background:#eff6ff}
.combo-list .empty{color:var(--muted);cursor:default;font-style:italic}

/* Items */
.items-list{display:flex;flex-direction:column;gap:10px}
.item-row{background:#f8fafc;border:1px solid var(--line);border-radius:10px;padding:12px;display:grid;grid-template-columns:1fr 90px 110px 130px 130px 36px;gap:8px;align-items:end}
.item-row label{font-size:11px;color:var(--muted);font-weight:500;text-transform:uppercase}
.item-row .sub{font-weight:700;color:var(--ink);align-self:center;padding:8px 0;text-align:right}
.item-row .del{background:transparent;border:0;color:var(--danger);font-size:18px;cursor:pointer;align-self:center}
@media (max-width:760px){
  .item-row{grid-template-columns:1fr 1fr;gap:8px;position:relative;padding-top:28px}
  .item-row .name-cell{grid-column:1/-1}
  .item-row .sub-cell{grid-column:1/-1;text-align:right;border-top:1px dashed var(--line);padding-top:6px}
  .item-row .del-cell{position:absolute;right:14px;top:8px}
}
.items-foot{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;padding-top:6px;border-top:1px solid var(--line)}
.grand{font-size:16px}
.form-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:14px;flex-wrap:wrap}

/* Photo */
.photo-block{display:flex;flex-direction:column;gap:10px;background:#f8fafc;border:1px dashed var(--line);border-radius:10px;padding:12px;align-items:flex-start}
.photo-block img{max-width:100%;max-height:280px;border-radius:8px;border:1px solid var(--line);cursor:zoom-in}
.photo-actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-top:8px}
.ai-toggle{flex-direction:row;align-items:center;gap:8px;cursor:pointer}
.ai-toggle input{width:auto}

/* Assign grid */
.assign-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:8px;margin-top:8px}
.assign-item{display:flex;align-items:center;gap:8px;padding:8px 10px;background:#f8fafc;border:1px solid var(--line);border-radius:8px;font-weight:500;cursor:pointer}
.assign-item input{width:auto;margin:0}

/* Modal */
.modal-bg{position:fixed;inset:0;background:rgba(15,23,42,.45);display:grid;place-items:center;z-index:50;padding:16px}
.modal-bg.hidden{display:none}
.modal{background:#fff;border-radius:14px;max-width:480px;width:100%;box-shadow:0 20px 50px rgba(0,0,0,.25);display:flex;flex-direction:column;max-height:90vh}
.modal-head{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;border-bottom:1px solid var(--line)}
.modal-head h3{margin:0;font-size:16px}
.modal-body{padding:18px;overflow:auto;display:flex;flex-direction:column;gap:12px}

/* Toast */
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%) translateY(20px);background:#0f172a;color:#fff;padding:10px 16px;border-radius:8px;font-size:13px;opacity:0;pointer-events:none;transition:.25s;z-index:100;max-width:90vw;text-align:center}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.ok{background:var(--ok)}
.toast.err{background:var(--danger)}

/* Lightbox */
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.85);display:flex;align-items:center;justify-content:center;z-index:9999;padding:24px;cursor:zoom-out;backdrop-filter:blur(6px)}
.lightbox-inner{max-width:95vw;max-height:95vh;display:flex;flex-direction:column;align-items:center;gap:10px}
.lightbox-inner img{max-width:95vw;max-height:85vh;border-radius:12px;box-shadow:0 20px 60px rgba(0,0,0,.6);user-select:none}
.lightbox-hint{color:#fff;font-size:13px;opacity:.8;background:rgba(0,0,0,.35);padding:6px 12px;border-radius:999px}