/* ไม่มี bundler ไม่มี Tailwind — CSS เขียนเองล้วน ตามมาตรฐานโปรเจกต์ */
:root{
  --bg:#f4f6f9; --card:#fff; --line:#dfe4ec; --ink:#1a2230; --dim:#66748c;
  --brand:#0f5aa8; --brand-2:#e8f1fb;
  --actual:#1a2230;            /* งบจริง = ดำปกติ */
  --ai:#2f9bdc;                /* AI ประมาณการ = ฟ้า */
  --manual:#12327d;            /* คนใส่เอง = น้ำเงิน */
  --fleet:#7a5cc4;             /* คำนวณจากแผนรถ = ม่วง */
  --good:#1a7f45; --bad:#c02626; --warn:#b5730a;
  --r:12px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:'IBM Plex Sans Thai','IBM Plex Sans',system-ui,sans-serif;
  background:var(--bg); color:var(--ink); font-size:15px; line-height:1.55;
  -webkit-text-size-adjust:100%;
}
.hidden{display:none !important}
.grow{flex:1}
a{color:var(--brand)}

/* ---------- ล็อกอิน ---------- */
.login{min-height:100dvh;display:grid;place-items:center;padding:20px}
.login .card{background:var(--card);border-radius:var(--r);padding:28px 24px;width:min(400px,100%);
  box-shadow:0 6px 30px rgba(20,40,80,.10);display:grid;gap:14px}
.login h1{font-size:22px;margin:0}
.login .sub{margin:-8px 0 6px;color:var(--dim);font-size:14px}
label{display:grid;gap:6px;font-size:14px;color:var(--dim)}
input,select,textarea{
  font:inherit;color:var(--ink);background:#fff;border:1px solid var(--line);
  border-radius:9px;padding:11px 12px;width:100%;
}
input:focus,select:focus,textarea:focus{outline:2px solid var(--brand-2);border-color:var(--brand)}
.err{color:var(--bad);min-height:20px;margin:0;font-size:14px}

/* ---------- ปุ่ม ---------- */
.btn{font:inherit;font-weight:600;border:1px solid var(--line);background:#fff;color:var(--ink);
  border-radius:9px;padding:9px 14px;cursor:pointer;min-height:42px}
.btn:hover{border-color:var(--brand);color:var(--brand)}
.btn.primary{background:var(--brand);color:#fff;border-color:var(--brand)}
.btn.primary:hover{filter:brightness(1.08);color:#fff}
.btn.ghost{border-color:transparent;background:transparent;color:var(--dim)}
.btn.big{min-height:50px;font-size:16px}
.btn.sm{min-height:34px;padding:5px 10px;font-size:13px}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.btn.danger{color:var(--bad)}

/* ---------- โครงหน้า ---------- */
.top{display:flex;align-items:center;gap:16px;padding:10px 16px;background:#fff;border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:20;flex-wrap:wrap}
.brand{font-weight:700;color:var(--brand);white-space:nowrap}
#nav{display:flex;gap:4px;flex-wrap:wrap;flex:1}
#nav button{font:inherit;font-weight:600;border:0;background:transparent;color:var(--dim);
  padding:9px 12px;border-radius:9px;cursor:pointer;min-height:40px}
#nav button.on{background:var(--brand-2);color:var(--brand)}
.who{display:flex;align-items:center;gap:8px;color:var(--dim);font-size:14px}

.toolbar{display:flex;gap:10px;align-items:center;padding:10px 16px;background:#fff;
  border-bottom:1px solid var(--line);position:sticky;top:57px;z-index:15;flex-wrap:wrap}
.seg{display:flex;border:1px solid var(--line);border-radius:9px;overflow:hidden}
.seg button{font:inherit;font-weight:600;border:0;background:#fff;color:var(--dim);padding:8px 14px;
  cursor:pointer;min-height:40px;border-right:1px solid var(--line)}
.seg button:last-child{border-right:0}
.seg button.on{background:var(--brand);color:#fff}

main{padding:16px;max-width:100%}
.foot{padding:14px 16px 40px;color:var(--dim);font-size:13px;display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.chip{display:inline-flex;align-items:center;gap:5px;font-size:12px;padding:2px 9px;border-radius:99px;background:#eef2f7}
.chip::before{content:'';width:9px;height:9px;border-radius:3px;background:var(--actual)}
.chip.ai::before{background:var(--ai)} .chip.manual::before{background:var(--manual)}
.chip.fleet::before{background:var(--fleet)}

/* ---------- การ์ด / ตาราง ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);margin-bottom:16px}
.card>h2{font-size:16px;margin:0;padding:14px 16px;border-bottom:1px solid var(--line);display:flex;
  align-items:center;gap:10px;flex-wrap:wrap}
.card>h2 .grow{flex:1}
.card .body{padding:14px 16px}
.note{color:var(--dim);font-size:13px;margin:6px 0 0}

.scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
table{border-collapse:collapse;width:100%;font-size:13.5px;font-variant-numeric:tabular-nums}
th,td{padding:6px 10px;border-bottom:1px solid var(--line);text-align:right;white-space:nowrap}
th:first-child,td:first-child{text-align:left;position:sticky;left:0;background:#fff;z-index:2}
thead th{background:#f7f9fc;position:sticky;top:0;z-index:3;font-weight:600;color:var(--dim)}
thead th:first-child{z-index:4}
tbody tr:hover td{background:#fbfcfe}
tbody tr:hover td:first-child{background:#fbfcfe}
tr.sec td{background:#eef3f9;font-weight:700}
tr.sec td:first-child{background:#eef3f9}
tr.grp td{font-weight:600;color:var(--dim)}
tr.tot td{font-weight:700;border-top:2px solid var(--line)}
tr.tot.big td{background:#f0f6ff}
tr.tot.big td:first-child{background:#f0f6ff}
td.pad{padding-left:26px} td.pad2{padding-left:42px}
.src-actual{color:var(--actual)}
.src-ai{color:var(--ai)}
.src-manual{color:var(--manual);font-weight:600}
.src-fleet{color:var(--fleet)}
td.edit{cursor:cell}
td.edit:hover{outline:2px solid var(--brand-2)}
td input{padding:3px 5px;text-align:right;font-size:13px;min-height:0;border-radius:5px}
.fc{background:#fcfdff}
.neg{color:var(--bad)}
.muted{color:var(--dim)}
.right{text-align:right}
.center{text-align:center}

/* ---------- แถบเครื่องมือย่อย ---------- */
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.row.tight{gap:6px}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
.kpi{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}
.kpi .box{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:14px}
.kpi .box .k{color:var(--dim);font-size:13px}
.kpi .box .v{font-size:22px;font-weight:700;margin-top:2px;font-variant-numeric:tabular-nums}
.kpi .box .d{font-size:12.5px;color:var(--dim);margin-top:2px}
.badge{display:inline-block;padding:1px 8px;border-radius:99px;font-size:12px;font-weight:600}
.badge.ok{background:#e5f5eb;color:var(--good)}
.badge.no{background:#fdeaea;color:var(--bad)}
.badge.warn{background:#fdf3e0;color:var(--warn)}

/* ---------- modal / toast ---------- */
.modal{position:fixed;inset:0;background:rgba(15,25,45,.45);display:grid;place-items:center;padding:16px;z-index:60}
.modal-box{background:#fff;border-radius:var(--r);width:min(940px,100%);max-height:88dvh;overflow:auto}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;
  border-bottom:1px solid var(--line);position:sticky;top:0;background:#fff}
#modalBody{padding:16px}
#modalBody pre{background:#f6f8fb;padding:12px;border-radius:9px;overflow:auto;font-size:12.5px;max-height:50dvh}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:24px;background:#1a2230;color:#fff;
  padding:12px 18px;border-radius:10px;z-index:70;max-width:92vw;box-shadow:0 8px 24px rgba(0,0,0,.2)}
.toast.bad{background:var(--bad)}

/* ---------- markdown ของ AI ---------- */
.md h2{font-size:16px;margin:16px 0 6px}
.md h3{font-size:14.5px;margin:14px 0 4px}
.md ul{margin:6px 0;padding-left:20px}
.md p{margin:6px 0}
.md code{background:#eef2f7;padding:1px 5px;border-radius:4px}

@media (max-width:700px){
  .toolbar{top:auto;position:static}
  main{padding:10px}
  th,td{padding:5px 7px;font-size:12.5px}
  .who span{display:none}
}