:root{
  --navy:#14315f;
  --blue:#1f6feb;
  --gold:#c9902e;
  --ink:#172033;
  --muted:#64748b;
  --line:#dbe5f2;
  --soft:#f4f7fb;
  --white:#fff;
}
*{ box-sizing:border-box; }
body{
  margin:0;
  min-height:100vh;
  font-family:'Kanit',system-ui,-apple-system,'Segoe UI',Roboto,'Helvetica Neue',Arial,'Noto Sans Thai',sans-serif;
  color:var(--ink);
  background:
    linear-gradient(180deg, rgba(31,111,235,.10), transparent 340px),
    radial-gradient(780px 420px at 100% 0, rgba(201,144,46,.10), transparent 62%),
    var(--soft);
}
a{ color:inherit; text-decoration:none; }
.topbar{
  position:sticky;
  top:0;
  z-index:20;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:12px max(16px, calc((100vw - 1180px) / 2));
  background:rgba(255,255,255,.92);
  border-bottom:1px solid rgba(20,49,95,.10);
  backdrop-filter:blur(12px);
}
.brand{ display:flex; align-items:center; gap:10px; min-width:0; }
.brand a{ text-decoration:none; }
.college-logo-link{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  flex:0 0 auto;
}
.college-logo-link img{ width:50px; height:50px; object-fit:contain; }
.brand-main{
  display:flex;
  align-items:center;
  gap:8px;
  min-width:0;
}
.brand-main img{
  width:96px;
  height:42px;
  object-fit:contain;
  border:1px solid var(--line);
  border-radius:10px;
  background:#fff;
}
.brand strong,.brand small{ display:block; }
.brand strong{ font-size:1.08rem; color:var(--navy); }
.brand small{ color:var(--muted); }
.topbar nav{ display:flex; gap:8px; }
.topbar nav a{
  display:inline-flex;
  align-items:center;
  gap:7px;
  min-height:38px;
  padding:7px 12px;
  border-radius:999px;
  color:var(--navy);
  text-decoration:none;
  font-weight:700;
}
.topbar nav a:hover{ background:#eaf2ff; }
.topbar nav a.manage-nav{
  color:#fff;
  background:linear-gradient(135deg,var(--blue),var(--navy));
  box-shadow:0 10px 22px rgba(31,111,235,.18);
}
.topbar nav a.manage-nav:hover{
  background:linear-gradient(135deg,#2b7cff,var(--navy));
}
.wrap{ width:min(1180px, calc(100% - 24px)); margin:0 auto; padding:24px 0 44px; }
.hero{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:22px;
  padding:32px;
  border-radius:20px;
  color:#fff;
  background:
    radial-gradient(520px 190px at 10% -20%, rgba(255,255,255,.24), transparent 72%),
    linear-gradient(135deg,var(--navy),#0d5dc7);
  box-shadow:0 24px 60px rgba(20,49,95,.20);
}
.eyebrow{ display:inline-flex; gap:8px; margin-bottom:10px; color:rgba(255,255,255,.84); font-weight:700; }
.hero h1{ margin:0; font-size:clamp(2rem, 5vw, 4rem); line-height:1; letter-spacing:0; }
.hero p{ max-width:760px; margin:10px 0 0; color:rgba(255,255,255,.86); line-height:1.7; }
.progress-card{
  flex:0 0 auto;
  min-width:150px;
  padding:18px;
  border:1px solid rgba(255,255,255,.22);
  border-radius:18px;
  background:rgba(255,255,255,.14);
  text-align:center;
}
.hero-side{
  display:grid;
  gap:12px;
  justify-items:stretch;
  flex:0 0 220px;
}
.hero-side > img{
  width:100%;
  max-width:220px;
  border-radius:16px;
  background:#fff;
  padding:10px;
  box-shadow:0 18px 36px rgba(0,0,0,.14);
}
.progress-card span,.progress-card small{ display:block; color:rgba(255,255,255,.82); }
.progress-card strong{ display:block; margin:4px 0; font-size:2rem; }
.toolbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-top:18px;
}
.detail-toolbar{
  margin-top:18px;
}
.detail-toolbar .clear-search{
  flex:0 0 auto;
}
.search-empty{
  margin-top:12px;
  padding:14px;
  border:1px solid #fed7aa;
  border-radius:14px;
  color:#9a3412;
  background:#fff7ed;
  font-weight:700;
  text-align:center;
}
.toolbar label{
  display:flex;
  align-items:center;
  gap:10px;
  flex:1;
  min-height:48px;
  padding:0 14px;
  border:1px solid var(--line);
  border-radius:14px;
  background:#fff;
}
.toolbar input{ width:100%; border:0; outline:0; font:inherit; }
.indicator-block{
  margin-top:22px;
  padding:18px;
  border:1px solid rgba(20,49,95,.10);
  border-radius:22px;
  background:#fff;
  box-shadow:0 18px 46px rgba(20,49,95,.08);
}
.indicator-block.accent{
  background:
    radial-gradient(520px 190px at 100% -30%, rgba(201,144,46,.12), transparent 70%),
    #fff;
}
.indicator-block-head{
  display:grid;
  grid-template-columns:minmax(0, 360px) minmax(0, 1fr);
  gap:18px;
  padding:4px 4px 18px;
  border-bottom:1px solid var(--line);
}
.indicator-block-head span{
  color:var(--gold);
  font-weight:800;
}
.indicator-block-head h2{
  margin:4px 0 6px;
  color:var(--navy);
  font-size:1.55rem;
}
.indicator-block-head p{
  margin:0;
  color:var(--muted);
  line-height:1.65;
}
.sub-indicators{
  display:grid;
  grid-template-columns:repeat(2, minmax(0, 1fr));
  gap:10px;
}
.sub-indicators a{
  display:flex;
  align-items:center;
  min-height:44px;
  padding:9px 12px;
  border:1px solid var(--line);
  border-radius:12px;
  background:#f8fbff;
  color:var(--navy);
  font-weight:700;
}
.indicator-card-grid{
  display:grid;
  grid-template-columns:repeat(2, minmax(0,1fr));
  gap:18px;
  margin-top:22px;
}
.main-indicator-card{
  display:flex;
  flex-direction:column;
  min-height:300px;
  padding:24px;
  border:1px solid rgba(20,49,95,.10);
  border-radius:22px;
  background:#fff;
  box-shadow:0 18px 46px rgba(20,49,95,.08);
  transition:transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.main-indicator-card:hover{
  transform:translateY(-3px);
  border-color:#b8c8dd;
  box-shadow:0 24px 56px rgba(20,49,95,.13);
}
.main-indicator-card.accent{
  background:
    radial-gradient(520px 190px at 100% -30%, rgba(201,144,46,.13), transparent 70%),
    #fff;
}
.main-icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:62px;
  height:62px;
  border-radius:18px;
  color:#fff;
  background:linear-gradient(135deg,var(--blue),var(--navy));
  font-size:1.8rem;
}
.main-label{
  margin-top:18px;
  color:var(--gold);
  font-weight:800;
}
.main-indicator-card strong{
  margin-top:4px;
  color:var(--navy);
  font-size:1.7rem;
  line-height:1.25;
}
.main-summary{
  margin-top:10px;
  color:var(--muted);
  line-height:1.7;
}
.main-progress{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-top:auto;
  padding-top:22px;
  color:var(--navy);
}
.main-progress b{
  font-size:1.55rem;
}
.main-progress em{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-style:normal;
  font-weight:800;
}
.detail-hero{
  padding:24px;
  border:1px solid rgba(20,49,95,.10);
  border-radius:22px;
  background:
    radial-gradient(520px 190px at 100% -35%, rgba(31,111,235,.12), transparent 70%),
    #fff;
  box-shadow:0 18px 46px rgba(20,49,95,.08);
}
.detail-hero .back-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-bottom:16px;
  min-height:40px;
  padding:8px 12px;
  border:1px solid #c7d7ee;
  border-radius:999px;
  color:var(--navy);
  background:#fff;
  box-shadow:0 8px 18px rgba(20,49,95,.08);
  font-weight:800;
}
.detail-hero .back-link:hover{
  background:#eaf2ff;
  border-color:#a9c3e8;
}
.detail-hero span{
  display:block;
  color:var(--gold);
  font-weight:800;
}
.detail-hero h1{
  margin:4px 0 8px;
  color:var(--navy);
  font-size:clamp(1.6rem, 4vw, 2.6rem);
}
.detail-hero p{
  margin:0;
  color:var(--muted);
}
.admin-link,.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  padding:9px 14px;
  border-radius:14px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--navy);
  text-decoration:none;
  font:inherit;
  font-weight:700;
  cursor:pointer;
}
.btn.primary{ border-color:transparent; color:#fff; background:linear-gradient(135deg,var(--blue),var(--navy)); }
.group-section{
  margin-top:18px;
  padding-top:4px;
}
.group-section + .group-section{
  padding-top:20px;
  border-top:1px dashed #d5dfec;
}
.group-section h3{ margin:0 0 12px; font-size:1.18rem; color:var(--navy); }
.sub-head{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:14px;
  padding:12px 14px;
  border:1px solid #dbe5f2;
  border-radius:16px;
  background:linear-gradient(135deg,#f8fbff,#ffffff);
}
.sub-head > span{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  flex:0 0 auto;
  min-width:58px;
  min-height:46px;
  padding:6px 10px;
  border-radius:14px;
  color:#fff;
  background:linear-gradient(135deg,var(--blue),var(--navy));
  font-weight:800;
  font-size:1.05rem;
}
.sub-head small{
  display:block;
  color:var(--gold);
  font-weight:800;
}
.sub-head h2{
  margin:1px 0 0;
  color:var(--navy);
  font-size:1.15rem;
  line-height:1.35;
}
.oit-grid{ display:grid; grid-template-columns:repeat(2, minmax(0, 1fr)); gap:14px; }
.oit-card{
  display:flex;
  flex-direction:column;
  min-height:210px;
  padding:18px;
  border:1px solid rgba(20,49,95,.10);
  border-radius:16px;
  background:#fff;
  box-shadow:0 14px 36px rgba(20,49,95,.08);
}
.oit-head{ display:flex; justify-content:space-between; gap:10px; align-items:center; }
.code{
  display:inline-flex;
  align-items:center;
  min-height:34px;
  padding:5px 10px;
  border-radius:999px;
  background:#eaf2ff;
  color:var(--navy);
  font-weight:800;
}
.status{
  display:inline-flex;
  min-height:28px;
  align-items:center;
  padding:4px 9px;
  border-radius:999px;
  color:#8a5b12;
  background:#fff4d6;
  font-size:.88rem;
  font-weight:700;
}
.status.ready{ color:#166534; background:#dcfce7; }
.oit-card h3,
.oit-card h4{ margin:14px 0 8px; font-size:1.05rem; line-height:1.45; }
.oit-card p{ margin:0; color:var(--muted); line-height:1.65; }
.actions{ display:flex; flex-wrap:wrap; gap:8px; margin-top:auto; padding-top:14px; }
.actions a{
  display:inline-flex;
  align-items:center;
  gap:9px;
  min-height:42px;
  padding:7px 10px;
  border:1px solid var(--line);
  border-radius:12px;
  color:var(--navy);
  text-decoration:none;
  font-weight:700;
  background:#fff;
  max-width:100%;
}
.source-link span:last-child{
  display:grid;
  min-width:0;
  line-height:1.25;
}
.source-link small{
  color:var(--muted);
  font-size:.78rem;
  font-weight:600;
}
.source-link span:last-child:not(.source-icon){
  overflow:hidden;
  text-overflow:ellipsis;
}
.source-icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  flex:0 0 auto;
  width:30px;
  height:30px;
  border-radius:9px;
  color:var(--navy);
  background:#eaf2ff;
}
.source-icon.link{
  color:#075985;
  background:#e0f2fe;
}
.source-icon.file{
  color:#166534;
  background:#dcfce7;
}
.login-wrap{ display:grid; place-items:center; min-height:calc(100vh - 86px); }
.login-panel,.edit-panel,.side-panel{
  border:1px solid rgba(20,49,95,.10);
  border-radius:18px;
  background:#fff;
  box-shadow:0 18px 46px rgba(20,49,95,.10);
}
.login-panel{ width:min(430px, 100%); padding:28px; text-align:center; }
.login-panel img{ width:90px; height:90px; object-fit:contain; }
.login-panel h1{ margin:12px 0 4px; color:var(--navy); }
.login-panel p{ margin:0 0 18px; color:var(--muted); }
form{ display:grid; gap:14px; }
label span{ display:block; margin-bottom:7px; font-weight:700; }
input,textarea{
  width:100%;
  border:1px solid #cbd5e1;
  border-radius:12px;
  padding:11px 12px;
  font:inherit;
}
textarea{ resize:vertical; }
input:focus,textarea:focus{ outline:3px solid rgba(31,111,235,.18); border-color:var(--blue); }
.alert{ margin-bottom:14px; padding:12px 14px; border-radius:12px; font-weight:700; }
.alert.warning{ color:#7c2d12; background:#ffedd5; }
.alert.success{ color:#14532d; background:#dcfce7; }
.admin-hero{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  width:min(1380px, calc(100% - 24px));
  margin:24px auto 0;
  padding:24px 26px;
  border:1px solid rgba(20,49,95,.10);
  border-radius:22px;
  background:
    radial-gradient(520px 190px at 8% -40%, rgba(31,111,235,.13), transparent 70%),
    #fff;
  box-shadow:0 18px 46px rgba(20,49,95,.09);
}
.admin-hero h1{
  margin:4px 0 6px;
  color:var(--navy);
  font-size:clamp(1.45rem, 3vw, 2.2rem);
  line-height:1.2;
}
.admin-hero p{
  margin:0;
  color:var(--muted);
}
.eyebrow.dark{
  color:var(--blue);
}
.admin-summary{
  flex:0 0 auto;
  min-width:170px;
  padding:16px 18px;
  border-radius:18px;
  color:#fff;
  background:linear-gradient(135deg,var(--blue),var(--navy));
  box-shadow:0 14px 32px rgba(31,111,235,.20);
}
.admin-summary span,
.admin-summary small{
  display:block;
  color:rgba(255,255,255,.78);
}
.admin-summary strong{
  display:block;
  margin:3px 0;
  font-size:2rem;
  line-height:1;
}
.admin-layout{
  display:grid;
  grid-template-columns:360px minmax(0,1fr);
  gap:18px;
  align-items:start;
  width:min(1380px, calc(100% - 24px));
  padding-top:18px;
}
.side-panel{
  position:sticky;
  top:86px;
  padding:16px;
  background:
    linear-gradient(180deg,#fff,#f8fbff);
}
.side-head{ display:flex; justify-content:space-between; gap:10px; margin-bottom:12px; color:var(--navy); }
.side-head strong,.side-head small{ display:block; }
.side-head small{ margin-top:2px; color:var(--muted); font-weight:500; }
.side-head span{ color:var(--muted); }
.oit-menu{
  display:grid;
  gap:8px;
  max-height:calc(100vh - 190px);
  overflow:auto;
  padding-right:4px;
}
.oit-menu a{
  display:grid;
  grid-template-columns:42px minmax(0,1fr) 18px;
  align-items:center;
  gap:10px;
  min-height:54px;
  padding:9px 10px;
  border:1px solid var(--line);
  border-radius:12px;
  color:var(--navy);
  text-decoration:none;
  background:#fff;
  transition:background .15s ease, border-color .15s ease, transform .15s ease;
}
.oit-menu a:hover{
  transform:translateY(-1px);
  border-color:#b8c8dd;
  background:#f8fbff;
}
.oit-menu a.active{ color:#fff; background:var(--navy); border-color:var(--navy); }
.menu-code{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:34px;
  border-radius:10px;
  background:#eaf2ff;
  color:var(--navy);
  font-weight:800;
}
.oit-menu a.active .menu-code{
  background:rgba(255,255,255,.16);
  color:#fff;
}
.menu-title{
  overflow:hidden;
  color:inherit;
  font-size:.9rem;
  line-height:1.35;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
}
.logout,.user-manage{ display:flex; gap:8px; margin-top:12px; text-decoration:none; font-weight:700; }
.user-manage{ color:var(--navy); }
.logout{ color:#b91c1c; }
.edit-panel{
  padding:28px;
  background:
    linear-gradient(180deg,#fff,#fbfdff);
}
.edit-title span{ color:var(--gold); font-weight:800; }
.edit-title h1{ margin:4px 0 20px; color:var(--navy); font-size:1.65rem; line-height:1.42; }
.edit-title h1 b{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:54px;
  min-height:42px;
  margin-right:8px;
  border-radius:12px;
  color:#fff;
  background:linear-gradient(135deg,var(--blue),var(--navy));
  font-size:1.2rem;
}
.edit-panel form{
  max-width:860px;
}
.edit-panel label{
  padding:14px;
  border:1px solid #e2e8f0;
  border-radius:16px;
  background:#fff;
}
.edit-panel label span{
  color:var(--navy);
}
.form-actions{
  display:flex;
  justify-content:flex-end;
  gap:10px;
  max-width:860px;
}
.file-list{ margin-top:22px; }
.file-list h2{ font-size:1.1rem; color:var(--navy); }
.muted{ color:var(--muted); }
.file-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  margin-top:8px;
  padding:12px 14px;
  border:1px solid var(--line);
  border-radius:14px;
  background:#fff;
}
.file-row a{ color:var(--navy); font-weight:700; text-decoration:none; }
.file-row .danger{ color:#b91c1c; }
.users-layout{
  display:grid;
  grid-template-columns:minmax(0, 440px) minmax(0, 1fr);
  gap:18px;
  align-items:start;
  width:min(1180px, calc(100% - 24px));
}
.user-form{
  max-width:none;
}
select{
  width:100%;
  border:1px solid #cbd5e1;
  border-radius:12px;
  padding:11px 12px;
  font:inherit;
  background:#fff;
}
.panel-headline{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:14px;
}
.panel-headline h2{ margin:0; color:var(--navy); }
.user-list{ display:grid; gap:10px; }
.user-card{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:14px;
  border:1px solid var(--line);
  border-radius:14px;
  background:#fff;
}
.user-card strong,.user-card span{ display:block; }
.user-card span{ margin-top:3px; color:var(--muted); }
.user-card form{ display:block; }
.btn.danger{
  color:#b91c1c;
  background:#fff;
  border-color:#fecaca;
}
@media (max-width:860px){
  .topbar{ align-items:flex-start; flex-direction:column; }
  .hero,.toolbar,.admin-hero{ align-items:flex-start; flex-direction:column; }
  .progress-card,.admin-link,.hero-side{ width:100%; }
  .admin-summary{ width:100%; }
  .hero-side{ flex-basis:auto; }
  .hero-side > img{ max-width:260px; }
  .oit-grid,.admin-layout,.users-layout,.indicator-block-head,.sub-indicators,.indicator-card-grid{ grid-template-columns:1fr; }
  .side-panel{ position:static; }
  .oit-menu{
    grid-template-columns:repeat(4,1fr);
    max-height:none;
    overflow:visible;
    padding-right:0;
  }
  .oit-menu a{
    display:flex;
    justify-content:space-between;
    min-height:40px;
    padding:8px;
  }
  .menu-title{ display:none; }
  .form-actions{ flex-direction:column; }
}