/* ============================================================
   ธีม "ครูเกษตรออนไลน์" — ปพ.5 ออนไลน์
   โครงสร้างใหม่: แถบหัวเขียวเข้ม + เมนูซ้าย + แท็บบน + การ์ดเล็กจัดหมวดหมู่
   ============================================================ */
:root{
  --g:#2f7d46;        /* เขียวหลัก */
  --g2:#256b3a;       /* เขียวกลาง */
  --g3:#14532d;       /* เขียวเข้ม (แถบหัว) */
  --gl:#e8f4ea;      /* เขียวอ่อนมาก */
  --soil:#a67c52;
  --wheat:#f2c94c;    /* ทอง (ปุ่มเด่น/เมนูที่เลือก) */
  --wheat2:#fdf8e8;
  --side:#0f4623;     /* เมนูซ้าย */
  --bd:#dfe6dc;
  --bg:#f3f7f1;
  --paper:#ffffff;
  --ink:#26301f;
  --mut:#76806f;
  --red:#c45c4e;
  --r:12px;
  --hh:56px;          /* ความสูงแถบหัว */
  --sw:232px;         /* ความกว้างเมนูซ้าย */
  --shadow:0 1px 2px rgba(20,83,45,.05),0 3px 10px rgba(20,83,45,.06);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Sarabun','Prompt',sans-serif;background:var(--bg);color:var(--ink);font-size:15px;line-height:1.6}
a{color:var(--g2)}
h1,h2,h3,.brand b{font-family:'Prompt','Sarabun',sans-serif}
.grow{flex:1}

/* ---------- แถบหัว ---------- */
.appbar{position:sticky;top:0;z-index:50;height:var(--hh);display:flex;align-items:center;gap:12px;padding:0 16px;
  background:var(--g3);color:#fff;border-bottom:4px solid var(--wheat)}
.appbar .brand{display:flex;gap:9px;align-items:center;text-decoration:none;color:#fff;min-width:0}
.appbar .brand svg{flex:none}
.brand b{display:block;font-size:16px;line-height:1.2;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand small{display:block;font-size:11.5px;color:#bfe3c8;line-height:1.2}
.burger{display:none;background:transparent;border:1px solid rgba(255,255,255,.35);color:#fff;padding:2px 9px;font-size:22px;line-height:1.2}
.burger:hover{background:rgba(255,255,255,.12)}
.yearsel{display:flex;align-items:center;gap:6px;background:rgba(255,255,255,.14);border-radius:999px;padding:0 4px 0 12px;margin:0}
.yearsel select{background:transparent;color:#fff;border:0;padding:5px 6px;font-size:13.5px;cursor:pointer;max-width:170px}
.yearsel select option{color:#222}
.yearsel select:focus{outline:none}
.appbar .who{font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:300px}
.appbar .who em{font-style:normal;color:#bfe3c8}
.hbtn{display:inline-flex;align-items:center;gap:6px;background:#fff;color:var(--g3);text-decoration:none;padding:5px 12px;border-radius:7px;font-size:13.5px;font-weight:600;white-space:nowrap}
.hbtn:hover{background:var(--gl)}
.hbtn.gold{background:var(--wheat);color:#4a3b00}.hbtn.gold:hover{background:#f7d66e}

/* ---------- เมนูซ้าย ---------- */
.shell{display:flex;align-items:flex-start}
.side{position:sticky;top:var(--hh);flex:none;width:var(--sw);height:calc(100vh - var(--hh));background:var(--side);color:#e6f3e9;
  display:flex;flex-direction:column;overflow-x:hidden;overflow-y:auto;padding:12px 8px 8px}
.side nav{flex:1 1 auto;min-height:0;overflow:visible}
.side nav a{position:relative;z-index:1;pointer-events:auto;display:flex;gap:11px;align-items:center;padding:10px 12px;margin-bottom:3px;border-radius:10px;color:#e6f3e9;text-decoration:none;font-size:15px;font-weight:600;border:1px solid transparent;border-left:4px solid var(--mc,#4caf50)}
.side nav a i{font-size:17px;width:22px;text-align:center;color:var(--mc,#a5d6a7)}
.side nav a:hover{background:rgba(255,255,255,.08)}
.side nav a.on{background:rgba(255,255,255,.14);border-color:transparent;border-left:4px solid #fff;color:#fff}
.side nav a.on i{color:#fff}
.side nav a.out{color:#ff8a80;border-left-color:#ff8a80}
.side nav .sep{height:1px;background:rgba(255,255,255,.14);margin:10px 6px}
.credit{margin:10px -8px 0;padding:14px 10px;font-size:12px;line-height:1.7;color:#d9c76a;text-align:center;border-top:1px solid rgba(255,255,255,.08)}
.backdrop{display:none}

/* ---------- แท็บด้านบน (รายการย่อยของหมวด) ---------- */
main.with-side{flex:1;min-width:0;min-height:calc(100vh - var(--hh));display:flex;flex-direction:column}
.tabs{position:sticky;top:var(--hh);z-index:20;display:flex;gap:4px;overflow-x:auto;padding:9px 18px;background:#fff;border-bottom:1px solid var(--bd);scrollbar-width:thin}
.tabs a{flex:none;display:inline-flex;align-items:center;gap:7px;padding:7px 15px;border-radius:10px;color:#2b3a2c;text-decoration:none;font-size:14.5px;font-weight:600;white-space:nowrap}
.tabs a:hover{background:var(--gl)}
.tabs a.on{background:var(--g);color:#fff}
main.with-side>.content{flex:1;padding:18px 22px 6px}

/* ---------- หัวหน้า ---------- */
.pagehead{display:flex;gap:12px;align-items:center;margin:0 0 14px}
.ph-ic{flex:none;width:46px;height:46px;border-radius:12px;display:grid;place-items:center;font-size:22px;color:var(--c,var(--g));background:color-mix(in srgb,var(--c,var(--g)) 13%,#fff)}
h1{font-size:23px;color:var(--g2);margin:0;line-height:1.25}
.pagehead .sub{font-size:13.5px;color:var(--mut);line-height:1.35}
h2{font-size:17px;margin:22px 0 8px;color:var(--g2)}
main.plain{max-width:920px;margin:0 auto;padding:26px 16px 10px}

/* ---------- การ์ด / สถิติ ---------- */
.card{background:var(--paper);border:1px solid var(--bd);border-radius:var(--r);padding:16px 18px;margin-bottom:14px;box-shadow:var(--shadow)}
.card.tw{padding:0;overflow:hidden}
.hero{background:linear-gradient(120deg,var(--g3),var(--g) 75%);color:#fff;border-radius:14px;padding:16px 22px;margin-bottom:14px;position:relative;overflow:hidden}
.hero:after{content:"🌾";position:absolute;right:16px;bottom:-14px;font-size:84px;opacity:.15;transform:rotate(-12deg)}
.hero h2{color:#fff;margin:0 0 2px;font-size:20px}.hero p{margin:0;color:#d6efdc;font-size:14px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-bottom:6px}
.stat{display:flex;align-items:center;gap:12px;background:var(--paper);border:1px solid var(--bd);border-radius:var(--r);padding:10px 14px;box-shadow:var(--shadow)}
.stat i{font-size:22px;width:42px;height:42px;display:grid;place-items:center;border-radius:11px;background:var(--gl);color:var(--g)}
.stat:nth-child(2) i{background:#fff4d6;color:#b9870b}.stat:nth-child(3) i{background:#f3e8df;color:var(--soil)}
.stat b{display:block;font-size:24px;line-height:1.1;color:var(--g2);font-family:'Prompt',sans-serif}
.stat span{color:var(--mut);font-size:12.5px}

/* ---------- การ์ดเมนูเล็ก จัดหมวดหมู่ (หน้าแรก) ---------- */
.menusearch{position:relative;max-width:360px;margin:6px 0 4px}
.menusearch i{position:absolute;left:11px;top:50%;transform:translateY(-50%);color:var(--mut)}
.menusearch input{width:100%;padding:8px 12px 8px 34px;border-radius:999px}
.cat{margin-top:16px}
.cat h3{display:flex;align-items:center;gap:8px;margin:0 0 8px;font-size:15px;color:var(--c);font-weight:600}
.cat h3:after{content:"";flex:1;height:1px;background:var(--bd)}
.mgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(215px,1fr));gap:10px}
.mcard{display:flex;align-items:center;gap:11px;padding:10px 12px;background:var(--paper);border:1px solid var(--bd);border-left:4px solid var(--c);border-radius:11px;
  text-decoration:none;color:var(--ink);box-shadow:var(--shadow);transition:.15s}
.mcard:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(20,83,45,.12);border-color:var(--c)}
.mcard .mi{flex:none;width:38px;height:38px;border-radius:10px;display:grid;place-items:center;font-size:19px;color:var(--c);background:color-mix(in srgb,var(--c) 13%,#fff)}
.mcard .mt{min-width:0}
.mcard .mt b{display:block;font-size:14.5px;line-height:1.3;font-weight:600}
.mcard .mt small{display:block;font-size:11.5px;color:var(--mut);line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cat.hide,.mcard.hide{display:none}

/* ---------- ตาราง ---------- */
table{border-collapse:collapse;width:100%;background:#fff;font-size:14px}
th,td{border:1px solid var(--bd);padding:6px 9px;text-align:left}
th{background:#eaf3ea;color:var(--g3);position:sticky;top:0;z-index:1}
tr:nth-child(even) td{background:#f9fbf8}
td.c,th.c{text-align:center}
.tw{overflow:auto;max-height:70vh;border-radius:8px}
.lk{display:inline-flex;align-items:center;gap:4px;padding:2px 9px;border-radius:999px;background:var(--gl);text-decoration:none;font-size:13px;margin:1px}
.lk:hover{background:#d3ebd8}

/* ---------- ฟอร์ม ---------- */
input,select,textarea,button{font-family:inherit;font-size:14px;padding:7px 10px;border:1px solid #cfd8cb;border-radius:8px;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:2px solid rgba(47,125,70,.3);border-color:var(--g)}
input[type=checkbox],input[type=radio]{padding:0;width:auto}
button,.btn{background:var(--g);color:#fff;border:0;cursor:pointer;text-decoration:none;display:inline-block;padding:8px 16px;border-radius:8px;font-weight:600;transition:.15s}
button:hover,.btn:hover{background:var(--g2)}
button.s,.btn.s{background:#fff;color:var(--g2);border:1px solid var(--g);font-weight:400}
button.s:hover,.btn.s:hover{background:var(--gl)}
button.d{background:var(--red)}
button.w,.btn.w{background:var(--wheat);color:#4a3b00}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:end;margin-bottom:12px}
.row label,label.l{display:block;font-size:12.5px;color:var(--mut);margin-bottom:2px}
.row .grow{flex:1;min-width:200px}.row .grow input,.row .grow select{width:100%}
.hint{font-size:12.5px;color:var(--mut);margin-top:2px}

/* ---------- อื่นๆ ---------- */
.flash{padding:10px 15px;border-radius:9px;margin-bottom:12px;border:1px solid transparent}
.flash.ok{background:var(--gl);color:var(--g2);border-color:#c5dfc8}
.flash.err{background:#fdf0ee;color:var(--red);border-color:#f0c8c2}
.flash.warn{background:var(--wheat2);color:#7a6a30;border-color:#f0e0a0}
.sc{width:60px;text-align:center;padding:4px}.sc.bad{background:#fdf0ee}
.g0{color:var(--red);font-weight:700}
.muted{color:var(--mut);font-size:13px}
.badge{display:inline-block;padding:1px 9px;border-radius:99px;background:var(--gl);color:var(--g2);font-size:12px}
code{background:#eef0e4;padding:1px 6px;border-radius:5px;font-size:13px}
textarea.code{width:100%;min-height:200px;font-family:ui-monospace,Consolas,monospace;font-size:12.5px}

/* ---------- ตัวติดตั้ง ---------- */
.steps{display:flex;gap:6px;list-style:none;padding:0;margin:0 0 16px;flex-wrap:wrap}
.steps li{flex:1;min-width:120px;padding:8px 12px;border-radius:10px;background:#e6eadf;color:var(--mut);font-size:13px;display:flex;gap:8px;align-items:center}
.steps li b{display:inline-grid;place-items:center;width:24px;height:24px;border-radius:50%;background:#c3cbb8;color:#fff;font-size:12px}
.steps li.on{background:var(--g);color:#fff}.steps li.on b{background:var(--wheat);color:var(--g3)}
.steps li.done{background:var(--gl);color:var(--g2)}.steps li.done b{background:var(--g)}
.chk{list-style:none;margin:0;padding:0}
.chk li{display:flex;gap:10px;padding:7px 0;border-bottom:1px dashed var(--bd);align-items:baseline}
.chk li:last-child{border:0}.chk .ic{width:22px;flex:none;text-align:center}
.chk .ok .ic{color:var(--g)}.chk .bad .ic{color:var(--red)}.chk .warn .ic{color:#b9870b}
.chk small{color:var(--mut);display:block}
.two{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.auth{max-width:420px;margin:26px auto}

/* ---------- หน้ายังไม่ล็อกอิน ---------- */
.topbar{display:flex;align-items:center;gap:10px;padding:10px 18px;background:var(--g3);color:#fff;border-bottom:4px solid var(--wheat)}
.topbar .brand{display:flex;gap:9px;align-items:center}
.topbar a.tl{margin-left:auto;color:#ffeaa0;text-decoration:none;font-size:14px}

/* ---------- Footer ---------- */
.foot{margin:24px 0 0;padding:14px 8px;border-top:1px solid var(--bd);text-align:center;color:var(--mut);font-size:12.5px}
.foot b{color:var(--g2)}

/* ---------- มือถือ/แท็บเล็ต ---------- */
@media(max-width:860px){
  .burger{display:block}
  .appbar{gap:8px;padding:0 10px}
  .appbar .who,.yearsel,.hbtn span,.brand small{display:none}
  .hbtn{padding:6px 10px}
  .side{position:fixed;left:0;top:var(--hh);z-index:45;width:260px;transform:translateX(-100%);transition:.2s;box-shadow:4px 0 18px rgba(0,0,0,.3)}
  .side.open{transform:none}
  .backdrop.open{display:block;position:fixed;inset:var(--hh) 0 0 0;background:rgba(0,0,0,.35);z-index:44}
  .tabs{padding:8px 10px}
  main.with-side>.content{padding:14px 12px 6px}
  .two{grid-template-columns:1fr}
  .mgrid{grid-template-columns:repeat(auto-fill,minmax(165px,1fr))}
}

/* ---------- พิมพ์ (ปพ.5) ---------- */
@media print{
  .appbar,.side,.backdrop,.tabs,.noprint,.flash,.topbar,.foot,.pagehead .ph-ic{display:none!important}
  .shell{display:block}
  main.with-side,main.plain{margin:0;padding:0;max-width:none;min-height:0}
  main.with-side>.content{padding:0}
  body{background:#fff}.card{box-shadow:none;border-color:#999}
  th{position:static}
}

/* ============================================================
   หน้า "ตั้งค่าโรงเรียน" (แท็บในหน้า)
   ============================================================ */
.note{display:flex;gap:8px;align-items:center;background:#e9f2e6;border:1px solid var(--bd);border-radius:10px;padding:8px 14px;margin-bottom:12px;font-size:14px}
.stabs{display:flex;gap:4px;flex-wrap:wrap;background:#e8eee4;border:1px solid var(--bd);border-radius:14px;padding:6px;margin-bottom:14px}
.stabs a{display:inline-flex;align-items:center;gap:7px;padding:8px 16px;border-radius:10px;color:#3b4a3a;text-decoration:none;font-weight:600;font-size:14.5px}
.stabs a:hover{background:rgba(255,255,255,.6)}
.stabs a.on{background:#fff;color:var(--g3);box-shadow:0 1px 4px rgba(20,83,45,.18)}
.banner{display:flex;gap:8px;align-items:center;border-left:5px solid var(--g);background:#dff2e3;padding:10px 14px;border-radius:6px;margin-bottom:14px}
h3.ct{margin:0 0 10px;padding-bottom:8px;border-bottom:1px solid var(--bd);font-size:16px;color:var(--g2);display:flex;gap:8px;align-items:center}
h4.sub2{margin:18px 0 8px;font-size:14.5px;color:var(--g2)}
.fgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:12px 16px;margin-bottom:12px}
.fgrid .span2{grid-column:1/-1}
.fgrid input,.fgrid select{width:100%}
.sgrow{margin-bottom:6px}
.chk1{display:inline-flex;gap:7px;align-items:flex-start;font-size:14px;color:var(--ink);margin:0}
.chk1 input{margin-top:5px}
.imgsec{margin:14px 0;padding-top:12px;border-top:1px dashed var(--bd)}
.imgsec h4{margin:0 0 2px;font-size:15px;color:var(--g2)}
.imgbox{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:8px 0 4px}
.imgprev{width:92px;height:92px;border:1px dashed #b8c4b3;border-radius:12px;display:grid;place-items:center;overflow:hidden;background:#fafcf9;color:var(--mut);font-size:12px}
.imgprev img{max-width:100%;max-height:100%;object-fit:contain}
.ibtn{display:inline-flex;align-items:center;gap:5px;background:#fff;color:var(--g2);border:1px solid var(--bd);border-radius:8px;padding:5px 10px;font-size:13.5px;font-weight:600;cursor:pointer;text-decoration:none}
.ibtn:hover{background:var(--gl)}
.ibtn.d{color:var(--red);border-color:#efc3bd}.ibtn.d:hover{background:#fdf0ee}
button.big{padding:10px 20px;margin-top:6px}
.addrow{display:flex;gap:8px;flex-wrap:wrap;align-items:flex-end;margin-bottom:8px}
.addrow input.g2{flex:1;min-width:180px}
.addrow form{margin:0}
.plist{display:grid;gap:8px}
.pitem{background:#f1f4ee;border:1px solid var(--bd);border-radius:10px}
.pitem>summary{list-style:none;cursor:pointer;display:flex;flex-wrap:wrap;gap:4px 10px;align-items:center;padding:9px 14px}
.pitem>summary::-webkit-details-marker{display:none}
.pitem .nm{font-weight:600}.pitem .nm i{font-size:12px;color:var(--mut)}
.pitem small{flex-basis:100%;color:var(--mut);font-size:12.5px}
.pitem .pbody{padding:4px 14px 12px;border-top:1px dashed var(--bd)}
.pitem.off{opacity:.65}
.badge.off{background:#f3e4e1;color:var(--red)}
.pitem.flat{display:flex;gap:10px;align-items:center;padding:8px 14px}
.pitem.flat .acts{margin:0 0 0 auto}
.pitem.lnk{text-decoration:none;color:var(--ink);align-items:center}
.pitem.lnk i{font-size:20px;color:var(--g)}.pitem.lnk small{display:block}
.pitem.lnk:hover{background:var(--gl)}
td.nw{white-space:nowrap}
td input[type=date]{padding:4px 6px;font-size:13px}
@media(max-width:860px){.stabs a{padding:7px 11px;font-size:13.5px}.stabs a span{display:inline}}
.fgrid input[type=checkbox],.fgrid input[type=file],.chk1 input,.addrow input[type=checkbox]{width:auto}
button.ibtn,button.ibtn.d{background:#fff}
button.ibtn{color:var(--g2)}
button.ibtn.d{color:var(--red)}
button.ibtn:hover{background:var(--gl)}
button.ibtn.d:hover{background:#fdf0ee}