@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+Thai:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap");
/* ============================================================
   SUWAN & KCG — design system
   สุวรรณจตุพร x KCG   |   dark-first, RAG-driven
   ============================================================ */
:root{
  /* --- โหมดสว่าง (กระดาษครีม) เป็นค่าเริ่มต้น --- */
  --bg:#F6F2EA; --bg-2:#EFE9DE;
  --surface:#FFFDF9; --surface-2:#F4EFE5; --surface-3:#E8E0D3;
  --line:#E1D9CC; --line-soft:#EDE6DA;
  --text:#221C15; --text-2:#6F6558; --text-3:#9A8F80;
  --rail:#241E17; --rail-ink:#F3EDE4; --rail-ink-2:#A5978A; --rail-line:#3A3127;
  --gold:#B98B2E; --gold-dim:#E3D2AE;
  --green:#3B9A63; --yellow:#C98B14; --red:#C4463A; --blue:#4A7FA8;
  --green-bg:rgba(59,154,99,.12); --yellow-bg:rgba(201,139,20,.13); --red-bg:rgba(196,70,58,.11);
  --radius:8px; --radius-sm:5px;
  --shadow:0 1px 2px rgba(40,30,15,.06), 0 8px 24px rgba(40,30,15,.07);
  --font:"IBM Plex Sans Thai","Noto Sans Thai",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
/* --- โหมดมืด (น้ำตาลเข้ม) ตามการตั้งค่าเครื่อง --- */
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#14110D; --bg-2:#0E0B08;
  --surface:#1C1813; --surface-2:#241F18; --surface-3:#2E2820;
  --line:#332C23; --line-soft:#282218;
  --text:#F3EDE4; --text-2:#A5978A; --text-3:#7A6E61;
  --rail:#0E0B08; --rail-ink:#F3EDE4; --rail-ink-2:#8E8275; --rail-line:#2A241C;
  --gold:#D3A44A; --gold-dim:#6B5322;
  --green:#4FB87A; --yellow:#DCA22C; --red:#DB5A4C; --blue:#6FA8CE;
  --green-bg:rgba(79,184,122,.14); --yellow-bg:rgba(220,162,44,.15); --red-bg:rgba(219,90,76,.14);
  --shadow:0 1px 2px rgba(0,0,0,.5), 0 12px 34px rgba(0,0,0,.35);
}}
/* --- ปุ่มสลับธีมด้วยตัวเอง --- */
:root[data-theme="dark"]{
  --bg:#14110D; --bg-2:#0E0B08;
  --surface:#1C1813; --surface-2:#241F18; --surface-3:#2E2820;
  --line:#332C23; --line-soft:#282218;
  --text:#F3EDE4; --text-2:#A5978A; --text-3:#7A6E61;
  --rail:#0E0B08; --rail-ink:#F3EDE4; --rail-ink-2:#8E8275; --rail-line:#2A241C;
  --gold:#D3A44A; --gold-dim:#6B5322;
  --green:#4FB87A; --yellow:#DCA22C; --red:#DB5A4C; --blue:#6FA8CE;
  --green-bg:rgba(79,184,122,.14); --yellow-bg:rgba(220,162,44,.15); --red-bg:rgba(219,90,76,.14);
  --shadow:0 1px 2px rgba(0,0,0,.5), 0 12px 34px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--text); font-family:var(--font);
  font-size:14px; line-height:1.55; -webkit-font-smoothing:antialiased;
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;font-weight:650;letter-spacing:-.01em}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.num{font-family:var(--mono);font-variant-numeric:tabular-nums;letter-spacing:-.02em}

/* ---------- shell ---------- */
.shell{display:grid;grid-template-columns:236px 1fr;min-height:100vh}
.sidebar{
  background:var(--rail); color:var(--rail-ink); border-right:1px solid var(--rail-line);
  padding:18px 12px; position:sticky; top:0; height:100vh; overflow-y:auto;
}
.brand{display:flex;gap:10px;align-items:center;padding:6px 10px 18px}
.brand .mark{
  width:34px;height:34px;border-radius:var(--radius-sm);flex:0 0 34px;
  background:var(--rail-ink);
  color:var(--rail);font-weight:800;font-size:15px;
  display:grid;place-items:center;letter-spacing:-.04em;
}
.brand b{display:block;font-size:14px;letter-spacing:.02em}
.brand small{display:block;color:var(--rail-ink-2);font-size:11px;letter-spacing:.06em;text-transform:uppercase}
/* ---------- โลโก้บริษัท ----------
   วางไฟล์ assets/logo.svg (หรือ .png/.webp/.jpg) แล้วระบบจะใช้แทนตัวอักษร K เอง */
.brand .mark.has-logo{
  background:#FFFFFF;               /* พื้นขาวให้โลโก้อ่านออกบนแถบเมนูสีเข้ม */
  padding:3px; overflow:hidden;
}
.brand .mark.has-logo img{
  width:100%; height:100%; object-fit:contain; display:block;
}
/* โลโก้แนวนอน (ชื่อบริษัทยาว) — ใช้เต็มความกว้าง ไม่ต้องมีกล่อง */
.brand-wide{display:flex;align-items:center;padding:6px 10px 18px}
.brand-wide img{width:100%;height:auto;display:block}
.sidebar .brand-wide img,
.login-art .brand-wide img{
  /* โลโก้สีเข้มบนพื้นเข้มจะมองไม่เห็น -> ใส่พื้นขาวโค้งมนให้ */
  background:#FFFFFF;border-radius:6px;padding:7px 10px;
}
/* โลโก้สีสด (ส้ม เหลือง ขาว) — ไม่ต้องมีแผ่นรอง ตั้ง logo_plate => false ใน config.php */
.brand .mark.has-logo.no-plate{background:transparent;padding:0;border-radius:0}
.sidebar .brand-wide.no-plate img,
.login-art .brand-wide.no-plate img{background:transparent;border-radius:0;padding:0}
.brand-slot .brand,.brand-slot .brand-wide{padding:0}
.login-art .brand .mark.has-logo{width:44px;height:44px;flex-basis:44px}
.login-art .brand b{font-size:15px}

.nav-group{margin:14px 0 6px;padding:0 12px;font-family:var(--mono);font-size:10px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--rail-ink-2);font-weight:600}
.nav a{
  display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:var(--radius-sm);
  color:var(--rail-ink-2);font-size:13.5px;font-weight:500;margin-bottom:2px;
  transition:background .12s,color .12s;
}
.nav a:hover{background:rgba(243,237,228,.06);color:var(--rail-ink)}
.nav a.on{background:rgba(243,237,228,.09);color:var(--rail-ink);box-shadow:inset 2px 0 0 var(--rail-ink)}
.nav a .ic{width:18px;text-align:center;opacity:.9;font-size:14px}
.nav a .badge{margin-left:auto}

.main{min-width:0;display:flex;flex-direction:column}
.topbar{
  display:flex;align-items:center;gap:14px;padding:14px 26px;
  border-bottom:1px solid var(--line);background:var(--bg-2);
  position:sticky;top:0;z-index:20;
}
.topbar h1{font-size:17px}
.topbar .sub{color:var(--text-3);font-size:12px}
.spacer{margin-left:auto}
.content{padding:22px 26px 60px;max-width:1560px;width:100%}

/* ---------- generic ---------- */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.card-h{display:flex;align-items:center;gap:10px;padding:14px 16px;border-bottom:1px solid var(--line-soft)}
.card-h h3{font-size:13.5px}
.card-h .hint{color:var(--text-3);font-size:11.5px}
.card-b{padding:14px 16px}
.card-b.flush{padding:0}
.grid{display:grid;gap:16px}
.g-4{grid-template-columns:repeat(4,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-2-1{grid-template-columns:2fr 1fr}
.g-1-2{grid-template-columns:1fr 2fr}
@media(max-width:1200px){.g-4{grid-template-columns:repeat(2,1fr)}.g-3,.g-2-1,.g-1-2,.g-2{grid-template-columns:1fr}}
@media(max-width:820px){.shell{grid-template-columns:1fr}.sidebar{position:static;height:auto}.g-4{grid-template-columns:1fr}}

/* ---------- KPI ---------- */
.kpi{padding:15px 16px;display:flex;flex-direction:column;gap:3px;position:relative;overflow:hidden}
.kpi .k-l{color:var(--text-3);font-size:11.5px;font-weight:600;letter-spacing:.03em}
.kpi .k-v{font-size:27px;font-weight:700;letter-spacing:-.03em;font-family:var(--mono);line-height:1.15}
.kpi .k-v small{font-size:13px;color:var(--text-3);font-weight:500;margin-inline-start:4px;letter-spacing:0}
.kpi .k-d{font-size:11.5px;color:var(--text-3)}
.kpi::after{content:"";position:absolute;inset:0 auto 0 0;width:2.5px;background:var(--text-3);opacity:.85}
.kpi.ok::after{background:var(--green)} .kpi.warn::after{background:var(--yellow)} .kpi.bad::after{background:var(--red)}

/* ---------- RAG dots ---------- */
.dot{display:inline-block;width:11px;height:11px;border-radius:50%;flex:0 0 11px;vertical-align:middle}
.dot-green{background:var(--green);box-shadow:0 0 0 2.5px var(--green-bg)}
.dot-yellow{background:var(--yellow);box-shadow:0 0 0 2.5px var(--yellow-bg)}
.dot-red{background:var(--red);box-shadow:0 0 0 2.5px var(--red-bg)}
.dot-lg{width:15px;height:15px;flex-basis:15px}
.legend{display:flex;gap:16px;flex-wrap:wrap;align-items:center;font-size:12px;color:var(--text-2)}
.legend span{display:inline-flex;gap:7px;align-items:center}

/* กระเบื้องกลุ่มสินค้า + วงกลมสถานะ */
.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:9px}
.cat-tile{
  display:flex;align-items:center;gap:9px;padding:9px 11px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:var(--surface-2);transition:.12s;cursor:pointer;
}
.cat-tile:hover{border-color:var(--text-2);transform:translateY(-1px)}
.cat-tile .em{font-size:16px;line-height:1}
.cat-tile .nm{font-size:12.5px;font-weight:550;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cat-tile .qt{margin-inline-start:auto;font-size:11px;color:var(--text-3);font-family:var(--mono)}
.cat-tile.s-green{background:linear-gradient(90deg,var(--green-bg),transparent 60%);border-color:rgba(47,191,113,.3)}
.cat-tile.s-yellow{background:linear-gradient(90deg,var(--yellow-bg),transparent 60%);border-color:rgba(242,182,60,.3)}
.cat-tile.s-red{background:linear-gradient(90deg,var(--red-bg),transparent 60%);border-color:rgba(228,84,74,.28)}

/* ---------- tables ---------- */
table.tbl{width:100%;border-collapse:collapse;font-size:13px}
.tbl th{
  text-align:start;padding:9px 14px;font-size:11px;letter-spacing:.06em;text-transform:uppercase;
  color:var(--text-3);font-weight:700;border-bottom:1px solid var(--line);white-space:nowrap;
  background:var(--surface-2);position:sticky;top:0;
}
.tbl td{padding:9px 14px;border-bottom:1px solid var(--line-soft);vertical-align:middle}
.tbl tbody tr:hover{background:var(--surface-2)}
.tbl tbody tr:last-child td{border-bottom:0}
.tbl .r{text-align:end;font-family:var(--mono);font-variant-numeric:tabular-nums}
.tbl .c{text-align:center}
.tbl .rank{color:var(--text-3);font-family:var(--mono);width:26px}
.scroll{max-height:460px;overflow:auto}
.sku{font-family:var(--mono);font-size:11.5px;color:var(--text-3)}
.pname{display:block;max-width:430px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cust-code{font-family:var(--mono);font-weight:650;color:var(--text)}
.cust-name{color:var(--text-2)}

/* ---------- bars ---------- */
.bar{height:6px;border-radius:99px;background:var(--surface-3);overflow:hidden;min-width:52px}
.bar i{display:block;height:100%;border-radius:99px;background:var(--text-2)}
.bar.g i{background:var(--gold)}
.bar.r i{background:var(--red)}
.stack{display:flex;height:9px;border-radius:99px;overflow:hidden;background:var(--surface-3)}
.stack i{display:block;height:100%}

/* ---------- chips / badges ---------- */
.chip{display:inline-flex;align-items:center;gap:5px;padding:2.5px 8px;border-radius:99px;
  font-size:11px;font-weight:650;background:var(--surface-3);color:var(--text-2);white-space:nowrap}
.chip.kcg{background:transparent;color:var(--gold);box-shadow:inset 0 0 0 1px var(--gold)}
.chip.g{background:var(--green-bg);color:var(--green)}
.chip.y{background:var(--yellow-bg);color:var(--yellow)}
.chip.r{background:var(--red-bg);color:var(--red)}
.chip.b{background:rgba(91,157,217,.14);color:var(--blue)}

/* ---------- controls ---------- */
.seg{display:inline-flex;background:var(--surface-2);border:1px solid var(--line);border-radius:99px;padding:2px}
.seg a{padding:4.5px 13px;border-radius:99px;font-size:12px;font-weight:600;color:var(--text-3)}
.seg a.on{background:var(--text);color:var(--surface)}
.btn{display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:var(--surface-2);color:var(--text);
  font-size:13px;font-weight:600;cursor:pointer;font-family:inherit;transition:.12s}
.btn:hover{border-color:var(--text-2);color:var(--text)}
.btn.primary{background:var(--text);border-color:var(--text);color:var(--surface)}
.btn.primary:hover{opacity:.88;color:var(--surface)}
.btn.ghost{background:transparent}
.btn.sm{padding:5px 10px;font-size:12px}
.btn[disabled]{opacity:.45;cursor:not-allowed}
input[type=text],input[type=password],input[type=number],input[type=date],select,textarea{
  width:100%;padding:9px 11px;border-radius:var(--radius-sm);border:1px solid var(--line);
  background:var(--surface-2);color:var(--text);font-family:inherit;font-size:13.5px;outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--text-2);box-shadow:0 0 0 3px var(--surface-3)}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
label.fld{display:block;margin-bottom:12px}
label.fld span{display:block;font-size:11.5px;color:var(--text-3);font-weight:650;margin-bottom:5px;letter-spacing:.03em}
.search{position:relative;max-width:340px;width:100%}
.search input{padding-inline-start:32px}
.search .i{position:absolute;inset-inline-start:11px;top:9px;color:var(--text-3);font-size:13px}

/* ---------- alerts ---------- */
.alert{padding:11px 14px;border-radius:var(--radius-sm);font-size:13px;margin-bottom:14px;
  border:1px solid var(--line);background:var(--surface-2)}
.alert.ok{border-color:var(--green);background:var(--green-bg);color:var(--green)}
.alert.warn{border-color:var(--yellow);background:var(--yellow-bg);color:var(--yellow)}
.alert.err{border-color:var(--red);background:var(--red-bg);color:var(--red)}

/* ---------- login ---------- */
.login-wrap{min-height:100vh;display:grid;grid-template-columns:1.05fr .95fr}
@media(max-width:900px){.login-wrap{grid-template-columns:1fr}.login-art{display:none}}
.login-art{
  background:var(--rail); color:var(--rail-ink);
  border-inline-end:1px solid var(--rail-line);padding:56px;display:flex;flex-direction:column;justify-content:space-between}
.login-art p,.login-art .muted,.login-art .tiny{color:var(--rail-ink-2)}
.login-art .brand small{color:var(--rail-ink-2)}
.login-art .dot-row div{color:var(--rail-ink-2)}
.login-art h2{font-size:32px;letter-spacing:-.03em;line-height:1.25;max-width:9em}
.login-art p{color:var(--text-2);max-width:34em;font-size:14px}
.login-form{display:grid;place-items:center;padding:40px}
.login-form .box{width:100%;max-width:352px}
.dot-row{display:flex;gap:22px;margin:26px 0}
.dot-row div{display:flex;gap:9px;align-items:center;font-size:12.5px;color:var(--text-2)}

/* ---------- memo ---------- */
.memo{border-inline-start:2px solid var(--gold);padding:9px 12px;background:var(--surface-2);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;margin-bottom:9px}
.memo .meta{font-size:11px;color:var(--text-3);margin-bottom:3px}

.muted{color:var(--text-3)}
.tiny{font-size:11.5px}
.row{display:flex;align-items:center;gap:9px}
.wrap{flex-wrap:wrap}
.sep{height:1px;background:var(--line-soft);margin:14px 0}
.sidebar .sep{background:var(--rail-line)}
.sidebar .muted,.sidebar .tiny{color:var(--rail-ink-2)}
.sidebar .chip{background:rgba(243,237,228,.09);color:var(--rail-ink)}
.sidebar .btn{background:transparent;border-color:var(--rail-line);color:var(--rail-ink-2)}
.sidebar .btn:hover{color:var(--rail-ink);border-color:var(--rail-ink-2)}
.empty{padding:34px;text-align:center;color:var(--text-3);font-size:13px}