/* ===========================================================
   style.css - Advisor Web App
   วิทยาลัยอาชีวศึกษาเอี่ยมละออ
=========================================================== */
:root{
  --c-primary: #7b1d2b;
  --c-primary-2: #b22642;
  --c-accent: #f0b400;
  --c-blue: #1e88e5;
  --c-green: #2e7d32;
  --c-purple: #6a1b9a;
  --c-orange: #ef6c00;
  --c-pink: #c2185b;
  --c-teal: #00838f;
  --c-bg: #f4f6fb;
  --c-bg-2:#eef0f7;
  --c-card:#ffffff;
  --c-text:#2a2f3a;
  --c-muted:#7a8294;
  --c-border:#e3e6ef;
  --c-danger:#d32f2f;
  --shadow-sm: 0 2px 6px rgba(20,30,60,.06);
  --shadow-md: 0 6px 18px rgba(20,30,60,.10);
  --shadow-lg: 0 20px 50px rgba(20,30,60,.18);
  --radius: 12px;
  --font: 'Sarabun', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

*{ box-sizing:border-box; }
html,body{ margin:0; padding:0; font-family:var(--font); color:var(--c-text); background:var(--c-bg); font-size:15px; }
a{ color:inherit; text-decoration:none; }
button{ font-family:var(--font); cursor:pointer; }
input,select,textarea{ font-family:var(--font); font-size:15px; }

/* ===== TOPBAR ===== */
.topbar{
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-2) 100%);
  color:#fff;
  height:64px;
  display:flex; align-items:center; justify-content:space-between;
  padding:0 18px;
  box-shadow: var(--shadow-md);
  position:sticky; top:0; z-index:50;
}
.brand{ display:flex; align-items:center; gap:12px; }
.brand-logo{ width:42px; height:42px; border-radius:50%; background:#fff; padding:2px; }
.brand-title{ font-weight:700; font-size:17px; line-height:1.1; }
.brand-sub{ font-size:12px; opacity:.85; }
.hamburger{ display:none; background:transparent; color:#fff; border:none; font-size:22px; padding:6px; }
.topbar-right{ display:flex; align-items:center; gap:10px; }
.user-chip{
  background: rgba(255,255,255,.18);
  padding:6px 12px; border-radius:30px; font-size:14px;
  display:inline-flex; align-items:center; gap:6px;
}
.btn-ghost{
  background:rgba(255,255,255,.15);
  border:1px solid rgba(255,255,255,.25);
  color:#fff; padding:8px 14px; border-radius:8px; font-size:14px;
  display:inline-flex; align-items:center; gap:6px;
  transition: background .15s;
}
.btn-ghost:hover{ background:rgba(255,255,255,.28); }

/* ===== LAYOUT ===== */
.layout{ display:flex; min-height: calc(100vh - 64px); }
.sidebar{
  width:240px; background:#fff; border-right:1px solid var(--c-border);
  display:flex; flex-direction:column; justify-content:space-between;
  position:sticky; top:64px; height: calc(100vh - 64px);
}
.menu{ display:flex; flex-direction:column; padding:14px 10px; gap:4px; }
.menu-item{
  display:flex; align-items:center; gap:10px;
  padding:11px 14px; border-radius:10px;
  color:var(--c-text); font-weight:500; font-size:14.5px;
  transition: all .15s;
}
.menu-item i{ width:22px; text-align:center; color:var(--c-primary-2); }
.menu-item:hover{ background:var(--c-bg-2); }
.menu-item.active{
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-2) 100%);
  color:#fff;
}
.menu-item.active i{ color:var(--c-accent); }
.sidebar-footer{ padding:14px; color:var(--c-muted); text-align:center; border-top:1px solid var(--c-border); }

.main{ flex:1; padding:22px 26px; max-width:100%; overflow:auto; }

/* ===== PAGE ===== */
.page-head{
  display:flex; align-items:flex-end; justify-content:space-between;
  margin-bottom:18px; gap:12px; flex-wrap:wrap;
}
.page-head h1{ margin:0; font-size:22px; color:var(--c-primary); }
.page-head h1 i{ margin-right:6px; color:var(--c-accent); }
.page-head p{ color:var(--c-muted); margin:6px 0 0; }
.page-actions{ display:flex; gap:8px; flex-wrap:wrap; align-items:center; }
.search-input{
  padding:9px 14px; border:1px solid var(--c-border); border-radius:10px;
  min-width:220px; outline:none; transition: border .15s;
}
.search-input:focus{ border-color:var(--c-primary-2); }

/* ===== BUTTONS ===== */
.btn-primary{
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-2) 100%);
  color:#fff; border:none; padding:9px 16px; border-radius:10px;
  font-size:14.5px; display:inline-flex; align-items:center; gap:6px;
  transition: transform .12s, box-shadow .12s;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover{ transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-block{ width:100%; justify-content:center; padding:12px; font-size:15px; }
.btn-icon{
  background:transparent; border:none; color:var(--c-text); font-size:18px;
  width:32px; height:32px; border-radius:8px; display:inline-flex; align-items:center; justify-content:center;
}
.btn-icon:hover{ background:var(--c-bg-2); }
.btn-link{ background:transparent; border:none; color:var(--c-primary-2); font-size:14px; padding:6px; }
.btn-danger{ background:var(--c-danger); color:#fff; border:none; padding:8px 14px; border-radius:8px; }
.btn-row{ display:flex; gap:6px; }
.btn-mini{
  padding:6px 10px; border-radius:8px; border:none; font-size:13px;
  display:inline-flex; align-items:center; gap:4px;
}
.btn-mini.edit{ background:#e3f2fd; color:#1976d2; }
.btn-mini.pdf{ background:#fff3e0; color:#e65100; }
.btn-mini.del{ background:#ffebee; color:#c62828; }
.btn-mini:hover{ filter:brightness(.95); }

/* ===== CARDS ===== */
.card-grid{
  display:grid; gap:18px;
  grid-template-columns: repeat(auto-fill,minmax(240px,1fr));
}
.dash-card{
  border-radius: var(--radius);
  padding:22px 20px;
  color:#fff;
  box-shadow: var(--shadow-md);
  position:relative;
  cursor:pointer;
  transition: transform .15s, box-shadow .15s;
  overflow:hidden;
}
.dash-card:hover{ transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.dash-card i{ font-size:34px; opacity:.9; }
.dash-card h3{ margin:10px 0 6px; font-size:18px; }
.dash-card p{ margin:0; opacity:.92; font-size:13.5px; }
.dash-card .badge{
  position:absolute; top:14px; right:14px;
  background: rgba(255,255,255,.25); padding:4px 10px; border-radius:30px; font-size:12px;
}
.grad-1{ background: linear-gradient(135deg,#5e35b1,#7b1d2b); }
.grad-2{ background: linear-gradient(135deg,#1565c0,#00838f); }
.grad-3{ background: linear-gradient(135deg,#2e7d32,#aeea00); }
.grad-4{ background: linear-gradient(135deg,#ef6c00,#c2185b); }

/* ===== TABLE ===== */
.table-wrap{ background:#fff; border-radius: var(--radius); box-shadow: var(--shadow-sm); padding:6px; overflow:auto; }
.data-table{ width:100%; border-collapse:collapse; min-width:720px; }
.data-table th{
  background: var(--c-bg-2); color:var(--c-text); font-weight:600;
  padding:12px 14px; text-align:left; font-size:14px;
  border-bottom:1px solid var(--c-border);
}
.data-table td{ padding:11px 14px; border-bottom:1px solid #eef0f7; font-size:14px; }
.data-table tr:hover td{ background:#fafbff; }
.data-table .empty{ text-align:center; color:var(--c-muted); padding:30px; }

/* ===== MODAL ===== */
.modal-backdrop{
  position:fixed; inset:0; background: rgba(20,30,60,.55);
  display:flex; align-items:center; justify-content:center;
  z-index:200; padding:14px; overflow:auto;
  animation: fadeIn .15s;
}
@keyframes fadeIn{ from{opacity:0;} to{opacity:1;} }
.modal-card{
  background:#fff; border-radius: var(--radius);
  width: min(960px, 100%); max-height: 92vh; overflow:hidden;
  display:flex; flex-direction:column;
  box-shadow: var(--shadow-lg);
  animation: pop .18s ease-out;
}
@keyframes pop{ from{transform:scale(.95); opacity:0;} to{transform:scale(1); opacity:1;} }
.modal-head{
  padding:14px 18px; border-bottom:1px solid var(--c-border);
  display:flex; align-items:center; justify-content:space-between;
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-2) 100%);
  color:#fff;
}
.modal-head h3{ margin:0; font-size:17px; }
.modal-head .btn-icon{ color:#fff; }
.modal-head .btn-icon:hover{ background: rgba(255,255,255,.2); }
.modal-body{ padding:18px; overflow:auto; flex:1; }
.modal-foot{ padding:12px 18px; border-top:1px solid var(--c-border); display:flex; justify-content:flex-end; gap:8px; background:#fafbff; }

/* ===== LOGIN ===== */
.login-card{
  background:#fff; border-radius:18px; padding:30px;
  width:min(420px, 100%); box-shadow: var(--shadow-lg);
}
.login-logo{ text-align:center; margin-bottom:16px; }
.login-logo img{ width:80px; height:80px; }
.login-logo h2{ margin:8px 0 4px; color:var(--c-primary); }
.login-logo p{ margin:0; color:var(--c-muted); font-size:13.5px; }
.login-form .field{
  position:relative; margin-bottom:12px;
}
.login-form .field i{
  position:absolute; left:14px; top:50%; transform: translateY(-50%); color:var(--c-muted);
}
.login-form input{
  width:100%; padding:12px 14px 12px 40px; border:1px solid var(--c-border); border-radius:10px;
  outline:none;
}
.login-form input:focus{ border-color: var(--c-primary-2); }
.login-form .err{ color:var(--c-danger); margin-top:6px; font-size:13.5px; text-align:center; min-height:18px; }
.login-hint{ text-align:center; margin-top:8px; color:var(--c-muted); }
.login-card .btn-link{ display:block; margin:10px auto 0; }

/* ===== LOADING POPUP ===== */
.loading-backdrop{
  position:fixed; inset:0; background:rgba(15,20,35,.55);
  display:flex; align-items:center; justify-content:center;
  z-index:500; backdrop-filter: blur(3px);
  animation: fadeIn .15s;
}
.loading-card{
  background:#fff; border-radius:16px; padding:32px 44px;
  display:flex; flex-direction:column; align-items:center; gap:16px;
  min-width:260px; box-shadow: 0 25px 60px rgba(0,0,0,.3);
  animation: pop .2s ease-out;
}
.loading-spinner{
  width:54px; height:54px;
  border:5px solid #eef0f7;
  border-top-color: var(--c-primary-2);
  border-right-color: var(--c-primary-2);
  border-radius:50%;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-icon{ font-size:56px; }
.loading-icon-done{ color: var(--c-green); animation: pop .25s ease-out; }
.loading-icon-fail{ color: var(--c-danger); animation: pop .25s ease-out; }
.loading-text{
  color: var(--c-text); font-size:15.5px; font-weight:600;
  text-align:center; max-width:300px;
}

/* ===== TOAST ===== */
.toast{
  position:fixed; bottom:24px; left:50%; transform: translateX(-50%) translateY(20px);
  background: #2a2f3a; color:#fff; padding:12px 22px; border-radius:30px;
  opacity:0; transition: all .25s; z-index:300; font-size:14px;
  box-shadow: var(--shadow-lg);
}
.toast.show{ opacity:1; transform: translateX(-50%) translateY(0); }
.toast.success{ background:var(--c-green); }
.toast.error{ background:var(--c-danger); }
.toast.info{ background:var(--c-blue); }

/* ===== FORM ===== */
.form-grid{ display:grid; grid-template-columns: repeat(2,1fr); gap:14px; }
.form-grid .full{ grid-column: 1 / -1; }
.form-grid label{
  display:flex; flex-direction:column; gap:4px;
  font-size:13.5px; color:var(--c-muted);
}
.form-grid label > span{ font-weight:600; color:var(--c-text); }
.form-grid input, .form-grid select, .form-grid textarea{
  padding:9px 12px; border:1px solid var(--c-border); border-radius:8px; outline:none;
  background:#fff;
}
.form-grid input:focus, .form-grid select:focus, .form-grid textarea:focus{ border-color: var(--c-primary-2); }
.form-grid textarea{ resize: vertical; min-height:60px; }

.section-title{
  margin: 18px 0 8px; padding: 6px 12px;
  background: linear-gradient(135deg, var(--c-bg-2), #fff);
  border-left: 4px solid var(--c-primary-2);
  font-weight:600; color: var(--c-primary);
  border-radius: 6px;
}

/* SDQ specific */
.sdq-q{ display:grid; grid-template-columns: 1fr 360px; gap:8px; padding:10px 12px; border-bottom:1px solid var(--c-border); align-items:center; }
.sdq-q .lbl{ font-size:14px; }
.sdq-q .opts{ display:flex; gap:6px; flex-wrap:wrap; justify-content:flex-end; }
.sdq-q .opts label{
  display:flex; align-items:center; gap:4px; padding:4px 10px; border-radius:20px;
  background:var(--c-bg-2); cursor:pointer; font-size:13px;
}
.sdq-q .opts input{ accent-color: var(--c-primary-2); }
.sdq-total{
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-2));
  color:#fff; padding:14px 18px; border-radius:10px; margin-top:12px;
  display:flex; gap:24px; flex-wrap:wrap; align-items:center;
}
.sdq-total.sdq-total-center{
  justify-content:center; text-align:center;
}
.sdq-total span.val{ font-size:24px; font-weight:700; }

/* photo */
.photo-box{
  border:2px dashed var(--c-border); border-radius:10px;
  width:140px; height:170px; display:flex; align-items:center; justify-content:center;
  position:relative; overflow:hidden; cursor:pointer; background:#fafbff;
}
.photo-box img{ width:100%; height:100%; object-fit:cover; }
.photo-box i{ font-size:30px; color:var(--c-muted); }
.photo-box .ph-caption{ position:absolute; bottom:0; left:0; right:0; background:rgba(0,0,0,.55); color:#fff; text-align:center; padding:3px; font-size:12px; }

/* Student ID-photo box — fixed 150×190 (4:5 portrait, auto-cropped) */
#studentPhotoBox{
  width:150px; height:190px;
}

.home-photos{ display:grid; grid-template-columns: repeat(4,1fr); gap:10px; }
.home-photos .photo-box{ width:auto; height:130px; }

/* ===== SETTINGS ===== */
.settings-grid{ display:grid; grid-template-columns: repeat(2,1fr); gap:16px; }
.settings-card{
  background:#fff; border-radius: var(--radius); padding:16px; box-shadow: var(--shadow-sm);
}
.settings-card.full{ grid-column: 1 / -1; }
.settings-card h3{ margin:0 0 10px; font-size:16px; color: var(--c-primary); display:flex; align-items:center; gap:8px; }
.settings-card h3 i{ color: var(--c-accent); }
.chip-list{ display:flex; flex-wrap:wrap; gap:6px; margin-bottom:10px; min-height: 32px; }
.chip{
  background: var(--c-bg-2); padding:5px 10px 5px 12px; border-radius: 20px;
  display:inline-flex; gap:6px; align-items:center; font-size:13.5px;
}
.chip i{ cursor:pointer; color: var(--c-danger); }
.row{ display:flex; gap:8px; align-items:center; }
.row.gap{ gap:12px; flex-wrap:wrap; }
.row input, .row select{ flex:1; padding:8px 12px; border:1px solid var(--c-border); border-radius:8px; }
.muted{ color:var(--c-muted); font-size:13px; }

/* ===== A4 Stage (drag-drop designer) ===== */
.a4-stage-wrap{
  margin-top: 14px; padding: 14px; background: #e8ecf3; border-radius: 12px;
  display:flex; justify-content:center; overflow:auto;
}
.a4-stage{
  position:relative;
  width: 794px;   /* A4 96dpi */
  height: 1123px; /* A4 96dpi */
  background: #fff center top / 794px 1123px no-repeat;
  box-shadow: var(--shadow-md);
  flex-shrink:0;
}
.a4-stage.grid{
  background-image: linear-gradient(rgba(0,0,0,.04) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(0,0,0,.04) 1px, transparent 1px);
  background-size: 20px 20px;
}
.a4-field{
  position:absolute; background: rgba(178,38,66,.12);
  border:1px dashed var(--c-primary-2); border-radius:4px;
  font-size:11px; padding:2px 6px; cursor: move;
  color: var(--c-primary); user-select:none;
  box-sizing: border-box;
}
.a4-field.dragging{ background: rgba(178,38,66,.28); }
.a4-field .resize-h{
  position:absolute; right:0; bottom:0; width:10px; height:10px;
  background: var(--c-primary-2); cursor: nwse-resize; border-radius: 2px;
}

/* ===== FORM PAGES (direct-fill, no login) ===== */
.form-card{
  background:#fff; border-radius: var(--radius); padding: 18px 22px;
  box-shadow: var(--shadow-sm); margin-bottom: 12px;
}
.form-actions-bar{
  position: sticky; bottom: 0; background:#ffffffee; backdrop-filter: blur(6px);
  padding:12px 16px; border-top:1px solid var(--c-border);
  display:flex; gap:8px; justify-content:flex-end; flex-wrap:wrap;
  border-radius: 0 0 var(--radius) var(--radius);
  margin: 12px -26px -22px -26px; padding-right:26px; padding-left:26px;
}
.form-actions-bar .btn-ghost{ background:#f0f2f7; color:var(--c-text); border:1px solid var(--c-border); }
.form-actions-bar .btn-ghost:hover{ background:#e3e6ef; }

/* ===== PDF OVERLAY (template image as background) ===== */
.pdf-a4-overlay{
  width: 794px; height: 1123px;
  position: relative;
  background-color:#fff;
  background-repeat: no-repeat;
  background-position: center top;
  background-size: 794px 1123px;
  color:#000;
  font-family: 'Sarabun', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow: hidden;
  box-sizing: border-box;
}
.pdf-a4-overlay .pf{
  position:absolute; font-size: 14px; line-height: 1.2;
  white-space: nowrap; overflow:hidden;
  font-weight: 500;
  color: #111;
  box-sizing: border-box;
}
.pdf-a4-overlay .pf.multi{ white-space: normal; }
.pdf-a4-overlay .pf img{ width:100%; height:100%; object-fit: cover; }
.pdf-a4-overlay .pf-tick{
  position:absolute; font-weight:bold; font-size: 16px;
}

/* Report tabs */
.report-tabs{ display:flex; gap:6px; margin-bottom:14px; flex-wrap:wrap; }
.rt-btn{
  background:#fff; border:1px solid var(--c-border); border-radius:30px;
  padding:8px 16px; font-size:14px;
  display:inline-flex; align-items:center; justify-content:center; gap:6px;
  min-width: 130px; text-align:center;
}
.rt-btn.active{
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-2));
  color:#fff; border-color: transparent;
}
.report-toolbar{ display:flex; gap:10px; margin-bottom:10px; flex-wrap:wrap; align-items:center; }

/* ปุ่ม Export ในแถบรายงาน — มีสีตามชนิด */
.report-toolbar .btn-ghost{
  border: 1px solid var(--c-border);
  color:#fff; padding:8px 14px; border-radius:10px;
  font-weight:500; font-size:14px;
  display:inline-flex; align-items:center; gap:6px;
  box-shadow: var(--shadow-sm);
  transition: transform .12s, box-shadow .12s, filter .12s;
}
.report-toolbar .btn-ghost:hover{
  transform: translateY(-1px); box-shadow: var(--shadow-md); filter: brightness(1.05);
}
.report-toolbar #reportExportPdf{
  background: linear-gradient(135deg, #d32f2f, #ef6c00);
  border-color: transparent;
}
.report-toolbar #reportExportCsv{
  background: linear-gradient(135deg, #2e7d32, #00838f);
  border-color: transparent;
}
.report-toolbar #reportExportGroupClass{
  background: linear-gradient(135deg, #1565c0, #5e35b1);
  border-color: transparent;
}
.report-toolbar #reportExportGroupMajor{
  background: linear-gradient(135deg, #6a1b9a, #c2185b);
  border-color: transparent;
}

/* ===== Print Area (for PDF) ===== */
.print-area{
  position:fixed; left:-99999px; top:0;
}

/* ===== A4 PDF template containers ===== */
.pdf-a4{
  width: 794px; min-height: 1123px;
  background:#fff; color:#000;
  font-family: 'Sarabun', sans-serif;
  padding: 36px 40px;
  position:relative;
  font-size: 14px;
}
.pdf-a4 .pdf-header{
  display:flex; align-items:center; gap:14px; padding-bottom:10px;
  background: linear-gradient(180deg,#e8eef8 0%, #ffffff 100%);
  padding:14px; border-radius: 8px;
}
.pdf-a4 .pdf-header img{ width:56px; height:56px; }
.pdf-a4 .pdf-header h1{ margin:0; font-size:22px; color:#1d3557; }
.pdf-a4 .pdf-header .sub{ font-size:13px; color:#444; }
.pdf-a4 .pdf-right{ margin-left:auto; font-size:13px; color:#333; text-align:right; }
.pdf-a4 h2.center{ text-align:center; margin:14px 0 6px; font-size:18px; }
.pdf-a4 .pdf-section{ margin-top: 10px; }
.pdf-a4 .pdf-section h3{ font-size:15px; margin:8px 0 4px; color:#7b1d2b; }
.pdf-a4 .pdf-line{ border-bottom: 1px dotted #888; min-height:18px; padding:1px 0; }
.pdf-a4 .pdf-row{ display:flex; gap:14px; margin: 4px 0; flex-wrap:wrap; }
.pdf-a4 .pdf-row .col{ flex:1; min-width:200px; }
.pdf-a4 .pdf-photo-grid{ display:grid; grid-template-columns: 1fr 1fr; gap:14px; margin-top:14px; }
.pdf-a4 .pdf-photo{ height:200px; border:1px solid #aaa; display:flex; align-items:center; justify-content:center; background:#f6f6f6; }
.pdf-a4 .pdf-photo img{ max-width:100%; max-height:100%; object-fit: contain; }
.pdf-a4 table.pdf-table{ width:100%; border-collapse: collapse; margin-top:4px; }
.pdf-a4 table.pdf-table th, .pdf-a4 table.pdf-table td{ border:1px solid #999; padding:5px 7px; font-size:13px; vertical-align: top; }
.pdf-a4 table.pdf-table th{ background:#f0f0f0; }
.pdf-a4 .student-photo-slot{
  width:120px; height:150px; border:1px solid #999; float:right; margin-left:14px;
  display:flex; align-items:center; justify-content:center; overflow:hidden;
}
.pdf-a4 .student-photo-slot img{ width:100%; height:100%; object-fit:cover; }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px){
  .form-grid{ grid-template-columns: 1fr; }
  .settings-grid{ grid-template-columns: 1fr; }
  .sdq-q{ grid-template-columns: 1fr; }
  .sdq-q .opts{ justify-content:flex-start; }
  .home-photos{ grid-template-columns: repeat(2,1fr); }
  .sidebar{
    position:fixed; left:-260px; top:64px; transition: left .2s; z-index:60;
    box-shadow: var(--shadow-lg);
  }
  .sidebar.open{ left:0; }
  .hamburger{ display:inline-flex; }
  .main{ padding:14px; }
  .brand-sub{ display:none; }
}
@media (max-width: 600px){
  .page-head h1{ font-size:18px; }
  .topbar{ padding: 0 10px; }
  .brand-title{ font-size:14px; }
  .user-chip{ display:none; }
  .search-input{ min-width:0; width:100%; }
  .page-actions{ width:100%; }
}