:root{
  --bg:#f5f8ff;
  --panel:#ffffff;
  --text:#152033;
  --muted:#6b7280;
  --line:#e5eaf3;
  --primary:#2563eb;
  --primary2:#38bdf8;
  --green:#16a34a;
  --purple:#7c3aed;
  --orange:#f97316;
  --pink:#db2777;
  --danger:#ef4444;
  --red:#dc2626;
  --shadow:0 18px 45px rgba(15,23,42,.08);
  --radius:24px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:Inter,Segoe UI,Roboto,Arial,sans-serif;color:var(--text);background:var(--bg)}
button,input,select,textarea{font-family:inherit}
button{cursor:pointer}
.hidden{display:none!important}
.muted,.hint{color:var(--muted)}
.hint{font-size:12px;line-height:1.5}
.hint.light{color:#dbeafe;margin-top:18px}
.toast{position:fixed;right:22px;bottom:22px;z-index:9999;background:#0f172a;color:#fff;padding:14px 16px;border-radius:18px;box-shadow:var(--shadow);max-width:380px;display:none}
.toast.show{display:block}
.toast.error{background:#b91c1c}
.toast.ok{background:#166534}

.login-page{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;padding:24px;background:radial-gradient(circle at 10% 20%,rgba(56,189,248,.22),transparent 32%),radial-gradient(circle at 80% 0%,rgba(37,99,235,.22),transparent 30%),linear-gradient(135deg,#eef6ff 0%,#f8fbff 55%,#fff7ed 100%)}
.login-shell{width:min(1180px,100%);display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:stretch}
.brand-panel,.login-card,.panel,.hero-card,.stat-card,.file-card{background:rgba(255,255,255,.9);backdrop-filter:blur(18px);border:1px solid rgba(255,255,255,.78);box-shadow:var(--shadow);border-radius:var(--radius)}
.brand-panel{padding:44px;min-height:590px;display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden;background:linear-gradient(135deg,#1d4ed8,#0284c7);color:#fff}
.brand-panel:before{content:"";position:absolute;inset:auto -80px -120px auto;width:330px;height:330px;background:#fff;border-radius:80px;transform:rotate(18deg);opacity:.12}
.brand-title{display:flex;align-items:center;gap:14px;margin-bottom:10px}
.brand-icon{width:64px;height:64px;border-radius:20px;display:inline-flex;align-items:center;justify-content:center;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.24);font-size:34px;box-shadow:0 10px 25px rgba(15,23,42,.12)}
.brand-panel h1{font-size:52px;letter-spacing:-2px;margin:0}
.brand-panel h2{font-size:28px;letter-spacing:-.7px;margin:0 0 18px;color:#dbeafe}
.brand-panel p{font-size:17px;line-height:1.72;color:#eff6ff;max-width:680px;margin:0 0 0}
.login-intro{font-size:16px!important;line-height:1.75!important}
.feature-list{display:grid;grid-template-columns:1fr;gap:12px;margin-top:22px;max-width:600px}
.feature-list div{padding:18px;border-radius:20px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18)}
.feature-list b{display:block;font-size:18px;color:#fff}
.feature-list span{display:block;color:#dbeafe;font-size:13px;margin-top:5px;line-height:1.5}
.login-card{padding:34px;align-self:stretch;min-height:590px;max-height:92vh;overflow:auto;display:flex;flex-direction:column;justify-content:center}
.mini-logo{width:max-content;padding:10px 14px;border-radius:999px;background:#eef6ff;color:#1d4ed8;font-weight:800;margin-bottom:18px}
.login-card h2{font-size:32px;margin:0 0 8px}
.register-box{margin-top:18px;border:1px solid var(--line);border-radius:18px;padding:14px;background:#f8fafc}
.register-box summary{font-weight:900;color:#1d4ed8;cursor:pointer}
.required-note{margin:12px 0 6px;color:#475569;font-size:12px;line-height:1.5;background:#eef6ff;border:1px solid #dbeafe;border-radius:14px;padding:10px 12px}
.required-star{color:var(--danger);font-weight:900}

label{display:block;font-weight:700;font-size:13px;margin:14px 0 7px}
input,select,textarea{width:100%;border:1px solid var(--line);background:#fff;border-radius:16px;padding:13px 14px;outline:none;color:var(--text);font-size:14px;transition:.18s border,.18s box-shadow}
input:focus,select:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(37,99,235,.11)}
textarea{min-height:110px;resize:vertical}
.btn{border:0;border-radius:16px;padding:12px 16px;font-weight:800;font-size:14px;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:.16s transform,.16s opacity,.16s background;text-decoration:none}
.btn:hover{transform:translateY(-1px)}
.btn.full{width:100%;margin-top:12px}
.btn.primary{background:linear-gradient(135deg,var(--primary),#38bdf8);color:#fff}
.btn.green{background:linear-gradient(135deg,#16a34a,#22c55e);color:#fff}
.btn.google{background:#fff;color:#1f2937;border:1px solid var(--line)}
.btn.ghost{background:#eef4ff;color:#1d4ed8}
.btn.soft{background:#f1f5f9;color:#334155}
.btn.danger-soft{background:#fee2e2;color:#b91c1c}
.btn.linkout{background:#111827;color:#fff}

.app-page{display:flex;min-height:100vh}
.sidebar{width:286px;flex:0 0 286px;height:100vh;position:sticky;top:0;background:#fff;border-right:1px solid var(--line);padding:22px;display:flex;flex-direction:column;gap:18px;z-index:5}
.side-brand{display:flex;align-items:center;gap:12px;padding:14px 16px;border:1px solid var(--line);border-radius:22px;background:linear-gradient(135deg,#ffffff,#eef6ff);box-shadow:0 10px 25px rgba(15,23,42,.06);min-height:76px;overflow:hidden;position:relative}
.side-brand-icon{position:relative;z-index:1;width:44px;height:44px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#2563eb,#38bdf8);font-size:24px;box-shadow:0 8px 20px rgba(37,99,235,.22)}
.side-brand:after{content:"";position:absolute;right:-28px;bottom:-34px;width:92px;height:92px;border-radius:28px;background:linear-gradient(135deg,#2563eb,#38bdf8);opacity:.12;transform:rotate(18deg)}
.side-brand div{position:relative;z-index:1;min-width:0}
.side-brand b{display:block;font-size:24px;line-height:1.05;letter-spacing:-.8px;font-weight:900;color:#0f172a;white-space:nowrap}
.side-brand span{display:block;color:#64748b;font-size:12px;font-weight:700;margin-top:5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:205px}
.nav{display:flex;flex-direction:column;gap:8px;margin-top:4px;overflow:auto;padding-right:4px}
.nav-btn{border:0;background:transparent;text-align:left;border-radius:16px;padding:13px 14px;color:#374151;font-weight:800}
.nav-btn:hover,.nav-btn.active{background:linear-gradient(135deg,#eef6ff,#f8fbff);color:#1d4ed8}
.side-footer{margin-top:auto}

.main{flex:1;min-width:0;padding:24px}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:20px}
.topbar h1{margin:0;font-size:30px;letter-spacing:-.7px}
.topbar p{margin:6px 0 0;color:var(--muted)}
.teacher-chip{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);padding:10px 14px;border-radius:20px;box-shadow:0 10px 25px rgba(15,23,42,.05)}
.teacher-chip img{width:44px;height:44px;border-radius:14px;object-fit:cover}
.teacher-chip b{display:block}
.teacher-chip span{display:block;color:var(--muted);font-size:12px}

.page{display:none}
.active-page{display:block}
.hero-card{padding:28px;display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:18px;background:linear-gradient(135deg,#fff,#eef6ff)}
.eyebrow{display:inline-block;color:#1d4ed8;font-weight:900;font-size:12px;text-transform:uppercase;letter-spacing:.12em}
.hero-card h2{font-size:32px;margin:8px 0 8px;letter-spacing:-.8px}
.hero-card p{color:#4b5563;margin:0;line-height:1.6}
.cards{display:grid;grid-template-columns:repeat(5,minmax(150px,1fr));gap:16px;margin-bottom:18px}
.cards.admin-cards{grid-template-columns:repeat(3,minmax(180px,1fr))}
.stat-card{padding:20px;position:relative;overflow:hidden}
.stat-card:after{content:"";position:absolute;width:120px;height:120px;border-radius:34px;right:-56px;bottom:-56px;opacity:.13;background:currentColor}
.stat-card span{display:block;color:#64748b;font-size:13px;font-weight:800}
.stat-card b{display:block;font-size:34px;margin:8px 0}
.stat-card small{color:#94a3b8}
.stat-card.blue{color:var(--primary)}
.stat-card.green{color:var(--green)}
.stat-card.purple{color:var(--purple)}
.stat-card.orange{color:var(--orange)}
.stat-card.pink{color:var(--pink)}
.stat-card.red{color:var(--red)}

.section-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px}
.section-head h2{margin:0;font-size:26px;letter-spacing:-.5px}
.section-head p{margin:6px 0 0;color:var(--muted)}
.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.toolbar select{min-width:180px}
.grade-filter-toolbar{display:grid;grid-template-columns:minmax(220px,2fr) minmax(145px,1fr) minmax(170px,1fr) auto;gap:10px;align-items:center;flex-wrap:nowrap;margin-left:auto;min-width:min(820px,100%)}
.grade-filter-toolbar select{min-width:0}
.grade-filter-toolbar .btn{white-space:nowrap}
.attendance-filter-toolbar{display:grid;grid-template-columns:minmax(220px,1fr) minmax(145px,1fr) auto;gap:10px;align-items:center;flex-wrap:nowrap;margin-left:auto;min-width:min(560px,100%)}
.attendance-filter-toolbar select{min-width:0}
.attendance-filter-toolbar .btn{white-space:nowrap}
.panel{padding:20px;margin-bottom:16px}
.panel h3{margin:0 0 10px}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px 14px}
.form-grid.compact{grid-template-columns:repeat(3,1fr)}
.form-grid.compact-file{grid-template-columns:1fr;gap:10px}
.form-grid.one{grid-template-columns:1fr;gap:6px}
.resource-upload-grid{display:grid;grid-template-columns:repeat(2,minmax(260px,1fr));gap:16px;margin-bottom:16px}
.resource-upload-card{margin-bottom:0}
.resource-upload-card h3{margin:0 0 12px}
.span-2{grid-column:span 2}
.span-3{grid-column:span 3}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin:14px 0}
.info-line{display:flex;gap:18px;flex-wrap:wrap;color:#475569}
.info-line b{background:#eef6ff;color:#1d4ed8;border-radius:10px;padding:3px 8px}
hr{border:0;border-top:1px solid var(--line);margin:18px 0}

.table-wrap{background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);overflow:auto}
.table-wrap.wide{max-height:68vh}
table{width:100%;border-collapse:separate;border-spacing:0;min-width:860px}
th,td{padding:12px 10px;border-bottom:1px solid var(--line);font-size:13px;text-align:left;vertical-align:middle}
th{background:#f8fafc;color:#475569;font-weight:900;position:sticky;top:0;z-index:1}
td input,td select{padding:8px;border-radius:10px;min-width:62px}
td .mini-actions{display:flex;gap:7px;flex-wrap:wrap}
.icon-btn{border:0;border-radius:10px;padding:8px 9px;background:#f1f5f9;color:#334155;font-weight:900}
.icon-btn.danger{background:#fee2e2;color:#b91c1c}
.icon-btn.ok{background:#dcfce7;color:#166534}
.badge{display:inline-flex;align-items:center;padding:6px 9px;border-radius:999px;font-weight:900;font-size:12px}
.badge.ok{background:#dcfce7;color:#166534}
.badge.wait{background:#ffedd5;color:#c2410c}
.badge.bad{background:#fee2e2;color:#b91c1c}

.pill-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.pill{display:inline-flex;gap:8px;align-items:center;padding:9px 11px;border-radius:999px;background:#f1f5f9;color:#334155;font-weight:800;font-size:13px}
.pill button{border:0;background:transparent;color:#ef4444;font-weight:900}
.output-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
pre{white-space:pre-wrap;background:#0f172a;color:#e5e7eb;padding:16px;border-radius:18px;line-height:1.55;max-height:560px;overflow:auto;font-size:13px}
.file-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.file-card{padding:18px;display:flex;flex-direction:column;gap:10px}
.file-card .file-icon{width:54px;height:54px;border-radius:18px;background:#fee2e2;display:grid;place-items:center;font-size:26px}
.file-card b{font-size:17px}
.file-card span{color:var(--muted);font-size:13px}
.file-card .file-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto}
.profile-layout{display:grid;grid-template-columns:310px 1fr;gap:16px}
.profile-photo-card{text-align:center}
.profile-photo-card img{width:190px;height:190px;border-radius:36px;object-fit:cover;border:8px solid #eef6ff}
.file-label{margin:16px auto 0;display:inline-flex;align-items:center;justify-content:center;background:#eef6ff;color:#1d4ed8;border-radius:16px;padding:12px 16px;font-weight:900;cursor:pointer}
.file-label input{display:none}
.footer,.contact-footer{padding:18px;border-radius:20px;background:#fff;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;color:#475569;font-size:13px}
.app-footer{margin:26px 0 4px}
.login-footer{width:min(1180px,100%);box-shadow:0 18px 45px rgba(15,23,42,.08)}
.credit-text{font-weight:800;color:#0f172a}
.footer-user{display:none}
.social-link{display:inline-flex;align-items:center;gap:7px;text-decoration:none;color:#1d4ed8;font-weight:800;padding:8px 12px;border-radius:999px;background:#eff6ff;border:1px solid #dbeafe}
.social-link:hover{background:#dbeafe}
.social-link svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.loading{pointer-events:none;opacity:.62}

@media (max-width:1160px){
  .cards,.cards.admin-cards{grid-template-columns:repeat(2,1fr)}
  .file-grid{grid-template-columns:repeat(2,1fr)}
  .login-shell{grid-template-columns:1fr}
  .brand-panel,.login-card{min-height:auto}
}
@media (max-width:880px){
  .app-page{display:block}
  .sidebar{width:100%;height:auto;position:relative;flex:auto;border-right:0;border-bottom:1px solid var(--line);padding:14px;gap:12px}
  .nav{flex-direction:row;overflow:auto;padding-bottom:4px}
  .nav-btn{white-space:nowrap}
  .side-footer{display:grid;grid-template-columns:1fr 1fr;gap:8px}
  .main{padding:14px}
  .topbar{align-items:flex-start;flex-direction:column}
  .hero-card,.section-head{align-items:flex-start;flex-direction:column}
  .grade-filter-toolbar{grid-template-columns:minmax(220px,2fr) minmax(145px,1fr) minmax(170px,1fr) auto;min-width:700px;margin-left:0}
  .attendance-filter-toolbar{grid-template-columns:minmax(220px,1fr) minmax(145px,1fr) auto;min-width:520px;margin-left:0}
  .section-head{overflow-x:auto}
  .cards,.cards.admin-cards,.file-grid,.output-grid,.profile-layout,.resource-upload-grid{grid-template-columns:1fr}
  .form-grid,.form-grid.compact,.form-grid.compact-file{grid-template-columns:1fr}
  .span-2,.span-3{grid-column:span 1}
  .brand-panel h1{font-size:40px}
  .side-brand{min-height:68px}
  .side-brand b{font-size:22px}
  .teacher-chip{width:100%}
}
@media (max-width:520px){
  .login-page{padding:12px}
  .brand-panel,.login-card,.panel,.hero-card{border-radius:20px;padding:18px}
  .stat-card b{font-size:28px}
  .footer,.contact-footer{align-items:flex-start;justify-content:flex-start}
}


/* Revisi mobile adaptif: hamburger + drawer sidebar */
.mobile-menu-btn,
.mobile-close-btn,
.mobile-sidebar-overlay{
  display:none;
}
.mobile-menu-btn,
.mobile-close-btn{
  border:0;
  align-items:center;
  justify-content:center;
  font-weight:900;
}
.mobile-menu-btn{
  width:44px;
  height:44px;
  border-radius:14px;
  background:#eef4ff;
  color:#1d4ed8;
  font-size:22px;
  flex:0 0 auto;
}
.mobile-close-btn{
  position:absolute;
  right:14px;
  top:14px;
  width:40px;
  height:40px;
  border-radius:14px;
  background:#fee2e2;
  color:#b91c1c;
  font-size:26px;
  line-height:1;
  z-index:4;
}
body.no-mobile-scroll{
  overflow:hidden;
}
.table-wrap,
.panel,
.hero-card,
.topbar,
.footer,
.output-grid,
.file-grid,
.profile-layout{
  max-width:100%;
}
.table-wrap{
  -webkit-overflow-scrolling:touch;
}

@media (max-width:880px){
  html,body{
    width:100%;
    max-width:100%;
    overflow-x:hidden;
  }
  .app-page{
    display:block;
    min-height:100dvh;
    position:relative;
  }
  .mobile-menu-btn,
  .mobile-close-btn{
    display:inline-flex;
  }
  .mobile-sidebar-overlay{
    display:block;
    position:fixed;
    inset:0;
    background:rgba(15,23,42,.48);
    backdrop-filter:blur(2px);
    z-index:60;
    opacity:0;
    pointer-events:none;
    transition:opacity .22s ease;
  }
  .app-page.mobile-menu-open .mobile-sidebar-overlay{
    opacity:1;
    pointer-events:auto;
  }
  .sidebar{
    position:fixed!important;
    top:0;
    left:0;
    width:min(84vw,320px)!important;
    max-width:320px;
    height:100dvh!important;
    min-height:100dvh;
    flex:0 0 auto!important;
    border-right:1px solid var(--line)!important;
    border-bottom:0!important;
    border-radius:0 26px 26px 0;
    padding:70px 16px 18px!important;
    gap:14px;
    z-index:70;
    box-shadow:24px 0 55px rgba(15,23,42,.18);
    overflow-y:auto;
    overscroll-behavior:contain;
    transform:translateX(-110%);
    transition:transform .24s ease;
    background:#fff;
  }
  .app-page.mobile-menu-open .sidebar{
    transform:translateX(0);
  }
  .side-brand{
    min-height:64px;
    padding:12px 14px;
    border-radius:18px;
  }
  .side-brand-icon{
    width:40px;
    height:40px;
    font-size:22px;
  }
  .side-brand b{
    font-size:20px;
  }
  .nav{
    flex-direction:column!important;
    overflow:visible!important;
    padding-right:0!important;
    padding-bottom:0!important;
    gap:7px;
  }
  .nav-btn{
    width:100%;
    white-space:normal!important;
    padding:12px 13px;
    border-radius:14px;
    font-size:14px;
  }
  .side-footer{
    display:grid!important;
    grid-template-columns:1fr;
    gap:8px;
    margin-top:auto;
  }
  .side-footer .btn.full{
    margin-top:0;
  }
  .main{
    width:100%;
    min-width:0;
    padding:12px;
  }
  .topbar{
    position:sticky;
    top:0;
    z-index:40;
    display:grid;
    grid-template-columns:auto minmax(0,1fr);
    align-items:center!important;
    gap:10px 12px;
    flex-direction:initial!important;
    margin:-12px -12px 14px;
    padding:12px;
    background:rgba(245,248,255,.94);
    backdrop-filter:blur(14px);
    border-bottom:1px solid rgba(229,234,243,.9);
  }
  .topbar > div:first-of-type{
    min-width:0;
  }
  .topbar h1{
    font-size:22px;
    line-height:1.15;
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;
  }
  .topbar p{
    font-size:12px;
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;
  }
  .teacher-chip{
    grid-column:1 / -1;
    width:100%;
    min-width:0;
    padding:8px 10px;
    border-radius:16px;
  }
  .teacher-chip img{
    width:38px;
    height:38px;
    border-radius:12px;
  }
  .teacher-chip div{
    min-width:0;
  }
  .teacher-chip b,
  .teacher-chip span{
    overflow:hidden;
    text-overflow:ellipsis;
    white-space:nowrap;
  }
  .hero-card,.section-head{
    align-items:flex-start!important;
    flex-direction:column!important;
  }
  .hero-card{
    padding:18px;
    border-radius:20px;
  }
  .hero-card h2{
    font-size:25px;
  }
  .cards,.cards.admin-cards,.file-grid,.output-grid,.profile-layout,.resource-upload-grid{
    grid-template-columns:1fr!important;
  }
  .form-grid,.form-grid.compact,.form-grid.compact-file{
    grid-template-columns:1fr!important;
  }
  .span-2,.span-3{
    grid-column:span 1!important;
  }
  .toolbar,
  .actions{
    width:100%;
  }
  .toolbar select,
  .toolbar input,
  .toolbar .btn,
  .actions .btn,
  .actions a.btn{
    width:100%;
  }
  .section-head{
    overflow:visible!important;
  }
  .grade-filter-toolbar,
  .attendance-filter-toolbar{
    width:100%!important;
    min-width:0!important;
    margin-left:0!important;
    grid-template-columns:1fr!important;
  }
  .table-wrap{
    width:100%;
    max-width:100%;
    overflow-x:auto;
    overflow-y:auto;
    border-radius:18px;
  }
  .table-wrap.wide{
    max-height:70dvh;
  }
  table{
    min-width:720px;
  }
  th,td{
    padding:10px 8px;
    font-size:12px;
  }
  td input,td select{
    min-width:68px;
  }
  .panel{
    padding:16px;
    border-radius:20px;
  }
  .footer,
  .contact-footer{
    width:100%;
    align-items:flex-start;
    justify-content:flex-start;
  }
}

@media (max-width:520px){
  .main{
    padding:10px;
  }
  .topbar{
    margin:-10px -10px 12px;
    padding:10px;
  }
  .sidebar{
    width:min(88vw,300px)!important;
  }
  .mobile-menu-btn{
    width:42px;
    height:42px;
  }
  .brand-title{
    gap:10px;
  }
  .brand-icon{
    width:54px;
    height:54px;
    font-size:30px;
  }
  .login-shell{
    gap:14px;
  }
  .login-card{
    max-height:none;
  }
  .btn{
    min-height:42px;
  }
  table{
    min-width:680px;
  }
}

</style>

<style>
/* Sentuhan akhir mobile: topbar, hamburger, dan judul menu tetap terlihat saat layar discroll */
@media (max-width: 880px){
  .main{
    padding-top: 118px !important;
  }
  .topbar{
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    z-index: 55 !important;
    margin: 0 !important;
    padding: calc(10px + env(safe-area-inset-top, 0px)) 12px 10px !important;
    border-radius: 0 0 20px 20px !important;
    box-shadow: 0 10px 28px rgba(15,23,42,.08) !important;
  }
  .mobile-menu-btn{
    position: relative !important;
    z-index: 56 !important;
  }
  .topbar h1,
  .topbar p{
    max-width: 100% !important;
  }
  .app-page.mobile-menu-open .topbar{
    z-index: 50 !important;
  }
}

@media (max-width: 520px){
  .main{
    padding-top: 112px !important;
  }
  .topbar{
    padding: calc(9px + env(safe-area-inset-top, 0px)) 10px 9px !important;
  }
}

/* Revisi akhir: hilangkan judul/subjudul di isi menu, topbar tetap tampil */
.page > .section-head > div:first-child{
  display:none !important;
}
.page > .section-head{
  justify-content:flex-end !important;
  margin-bottom:12px !important;
}
.page > .section-head:has(> div:first-child:last-child){
  display:none !important;
}
.page > .hero-card > div:first-child{
  display:none !important;
}
.page > .hero-card{
  justify-content:flex-end !important;
  min-height:0 !important;
  padding:0 !important;
  margin-bottom:14px !important;
  background:transparent !important;
  border:0 !important;
  box-shadow:none !important;
  backdrop-filter:none !important;
}
.page > .hero-card:has(> div:first-child:last-child){
  display:none !important;
}
.login-card > h2{
  line-height:1.25;
}
@media (max-width:880px){
  .page > .section-head{
    align-items:stretch !important;
  }
  .page > .hero-card{
    align-items:stretch !important;
  }
  .page > .hero-card .btn{
    width:100%;
  }
}


/* Update kecil: rasio mobile 20:9, Aero Glass UI, Google button, tabel sticky, dan footer tanpa refresh */
:root{
  --bg:#eaf7ff;
  --panel:rgba(255,255,255,.46);
  --text:#102033;
  --muted:#5f7188;
  --line:rgba(255,255,255,.58);
  --primary:#00a6fb;
  --primary2:#9b5cff;
  --green:#06d6a0;
  --purple:#8b5cf6;
  --orange:#fb8500;
  --pink:#ff4d8d;
  --danger:#ef476f;
  --red:#e11d48;
  --shadow:0 24px 70px rgba(15,44,84,.16);
  --radius:26px;
}
html,body{
  min-height:100%;
  background:
    radial-gradient(circle at 12% 9%, rgba(0,166,251,.26), transparent 32%),
    radial-gradient(circle at 86% 0%, rgba(155,92,255,.28), transparent 34%),
    radial-gradient(circle at 64% 88%, rgba(6,214,160,.18), transparent 38%),
    linear-gradient(135deg,#edfaff 0%,#f5f0ff 48%,#ecfff8 100%) !important;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:-1;
  background:
    linear-gradient(110deg,rgba(255,255,255,.22),rgba(255,255,255,0) 38%),
    repeating-linear-gradient(135deg,rgba(255,255,255,.10) 0 1px,transparent 1px 16px);
}
.login-page{
  background:
    radial-gradient(circle at top left,rgba(0,166,251,.34),transparent 34%),
    radial-gradient(circle at bottom right,rgba(155,92,255,.30),transparent 38%),
    linear-gradient(135deg,#e6f8ff 0%,#f7efff 54%,#edfff8 100%) !important;
}
.brand-panel,
.login-card,
.panel,
.hero-card,
.stat-card,
.file-card,
.table-wrap,
.topbar,
.sidebar,
.footer,
.contact-footer,
.teacher-chip,
.side-brand{
  background:linear-gradient(145deg,rgba(255,255,255,.62),rgba(255,255,255,.26)) !important;
  border:1px solid rgba(255,255,255,.70) !important;
  box-shadow:var(--shadow), inset 0 1px 0 rgba(255,255,255,.72) !important;
  backdrop-filter:blur(24px) saturate(150%) !important;
  -webkit-backdrop-filter:blur(24px) saturate(150%) !important;
}
.brand-panel{
  background:
    linear-gradient(145deg,rgba(0,166,251,.78),rgba(155,92,255,.72)),
    rgba(255,255,255,.22) !important;
}
.brand-icon,
.side-brand-icon{
  background:linear-gradient(145deg,rgba(255,255,255,.70),rgba(255,255,255,.18)) !important;
  border:1px solid rgba(255,255,255,.62) !important;
  box-shadow:0 16px 36px rgba(0,166,251,.22), inset 0 1px 0 rgba(255,255,255,.70) !important;
}
.btn.primary,
.btn.green{
  background:linear-gradient(135deg,#00a6fb,#9b5cff) !important;
  color:#fff !important;
  box-shadow:0 14px 30px rgba(0,166,251,.24) !important;
}
.btn.ghost,
.btn.soft,
.icon-btn,
.file-label,
.social-link{
  background:rgba(255,255,255,.48) !important;
  border:1px solid rgba(255,255,255,.62) !important;
  color:#155e9f !important;
  backdrop-filter:blur(18px) saturate(150%) !important;
  -webkit-backdrop-filter:blur(18px) saturate(150%) !important;
}
.btn.danger-soft{
  background:rgba(255,229,236,.72) !important;
  border:1px solid rgba(255,255,255,.62) !important;
}
.nav-btn:hover,
.nav-btn.active{
  background:linear-gradient(135deg,rgba(0,166,251,.15),rgba(155,92,255,.14)) !important;
  color:#0068a8 !important;
}
input,select,textarea{
  background:rgba(255,255,255,.66) !important;
  border:1px solid rgba(255,255,255,.72) !important;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.70) !important;
}
input:focus,select:focus,textarea:focus{
  border-color:rgba(0,166,251,.8) !important;
  box-shadow:0 0 0 4px rgba(0,166,251,.14), inset 0 1px 0 rgba(255,255,255,.72) !important;
}
.btn.google.google-login-btn{
  background:rgba(255,255,255,.82) !important;
  color:#263238 !important;
  border:1px solid rgba(255,255,255,.78) !important;
  box-shadow:0 14px 32px rgba(15,44,84,.11), inset 0 1px 0 rgba(255,255,255,.9) !important;
}
.google-login-btn .google-mark{
  width:22px;
  height:22px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background:#fff;
  box-shadow:0 4px 12px rgba(15,23,42,.10);
}
.google-login-btn .google-mark svg{
  width:16px;
  height:16px;
  display:block;
}
.side-footer{
  display:block !important;
}
.side-footer .btn.danger-soft.full{
  margin-top:0 !important;
}
#attendanceTable th:nth-child(2),
#attendanceTable td:nth-child(2),
#gradesTable th:nth-child(2),
#gradesTable td:nth-child(2){
  position:sticky;
  left:0;
  min-width:172px;
  max-width:220px;
  background:linear-gradient(135deg,rgba(255,255,255,.96),rgba(235,249,255,.92)) !important;
  z-index:4;
  box-shadow:10px 0 18px rgba(15,44,84,.08);
}
#attendanceTable thead th:nth-child(2),
#gradesTable thead th:nth-child(2){
  z-index:7;
}
#attendanceTable td:nth-child(2) b,
#gradesTable td:nth-child(2) b{
  display:block;
  white-space:normal;
  line-height:1.25;
}
@media (max-width:880px) and (orientation:portrait){
  .login-page,
  .app-page{
    min-height:100svh !important;
  }
  .login-shell{
    min-height:auto !important;
  }
}
@media (max-width:880px){
  .main{
    padding-top:116px !important;
  }
  .topbar{
    background:linear-gradient(145deg,rgba(255,255,255,.72),rgba(255,255,255,.36)) !important;
  }
  .teacher-chip{
    max-width:100%;
  }
  .teacher-chip img{
    width:40px;
    height:40px;
  }
  .table-wrap{
    border-radius:20px !important;
    -webkit-overflow-scrolling:touch;
    scroll-snap-type:x proximity;
  }
  table{
    min-width:760px;
  }
  #attendanceTable,
  #gradesTable{
    min-width:980px;
  }
}
@media (max-width:520px){
  .login-page{
    padding:12px !important;
  }
  .brand-panel,
  .login-card{
    padding:20px !important;
  }
  .brand-panel h1{
    font-size:38px !important;
  }
  .login-card > h2{
    font-size:26px !important;
  }
}




/* Revisi Android stabil: tanpa freeze/zoom dan background bawah mengikuti tema */
html{
  width:100% !important;
  min-width:100% !important;
  min-height:100% !important;
  margin:0 !important;
  padding:0 !important;
  overflow-x:hidden !important;
  background:#eaf7ff !important;
  background-image:var(--kk-aero-bg) !important;
  background-attachment:fixed !important;
  -webkit-text-size-adjust:100% !important;
  text-size-adjust:100% !important;
}
body{
  width:100% !important;
  min-width:100% !important;
  min-height:100% !important;
  margin:0 !important;
  padding:0 !important;
  overflow-x:hidden !important;
  overflow-y:auto !important;
  background:#eaf7ff !important;
  background-image:var(--kk-aero-bg) !important;
  background-attachment:fixed !important;
  -webkit-overflow-scrolling:touch;
  touch-action:pan-x pan-y;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:-1;
  background:var(--kk-aero-bg);
}
.login-page,
.app-page{
  background:var(--kk-aero-bg) !important;
}
.app-page:not(.hidden),
.login-page:not(.hidden){
  min-height:100vh !important;
  min-height:100svh !important;
}
.main{
  background:transparent !important;
}
.footer,
.login-footer{
  margin-bottom:0 !important;
}
.app-logo svg{
  width:78%;
  height:78%;
  display:block;
  filter:drop-shadow(0 10px 18px rgba(0,166,251,.24));
}
.brand-icon.app-logo,
.side-brand-icon.app-logo{
  padding:0 !important;
  overflow:hidden;
  color:transparent !important;
  line-height:0 !important;
}
.brand-icon.app-logo{
  width:66px !important;
  height:66px !important;
  flex:0 0 66px !important;
}
.side-brand-icon.app-logo{
  width:46px !important;
  height:46px !important;
  flex:0 0 46px !important;
}
@media (max-width:880px){
  html,body{
    height:auto !important;
    min-height:100% !important;
  }
  input,select,textarea{
    font-size:16px !important;
  }
  .login-page:not(.hidden),
  .app-page:not(.hidden){
    min-height:100svh !important;
    background:var(--kk-aero-bg) !important;
  }
  .main{
    min-height:auto !important;
    padding-bottom:calc(110px + env(safe-area-inset-bottom, 0px)) !important;
  }
  .main::after{
    content:"";
    display:block;
    height:1px;
  }
  .sidebar{
    height:100svh !important;
    min-height:100svh !important;
    padding-bottom:max(18px, env(safe-area-inset-bottom, 0px)) !important;
  }
  .brand-icon.app-logo{
    width:56px !important;
    height:56px !important;
    flex-basis:56px !important;
  }
  .side-brand-icon.app-logo{
    width:42px !important;
    height:42px !important;
    flex-basis:42px !important;
  }
}
@supports (-webkit-touch-callout:none){
  html,body,.login-page,.app-page,.main{
    min-height:-webkit-fill-available !important;
  }
}

</style>

<style>
/* Revisi horizontal mobile: kunci lebar layar tanpa mengubah perbaikan vertikal */
html,
body{
  width:100% !important;
  max-width:100% !important;
  overflow-x:hidden !important;
  overscroll-behavior-x:none !important;
}
body{
  touch-action:pan-y pinch-zoom !important;
}
.login-page,
.app-page,
.main,
.page,
.topbar,
.footer,
.login-footer,
.panel,
.hero-card,
.stat-card,
.file-card,
.section-head,
.cards,
.file-grid,
.output-grid,
.profile-layout,
.resource-upload-grid{
  max-width:100% !important;
  min-width:0 !important;
  box-sizing:border-box !important;
}
.app-page,
.login-page{
  width:100% !important;
  overflow-x:hidden !important;
}
.main{
  width:100% !important;
  overflow-x:hidden !important;
}
.table-wrap{
  width:100% !important;
  max-width:100% !important;
  overflow-x:auto !important;
  overflow-y:auto !important;
  overscroll-behavior-x:contain !important;
  touch-action:pan-x pan-y !important;
}
@media (max-width:880px){
  html,
  body,
  .app-page,
  .login-page,
  .main{
    width:100% !important;
    max-width:100% !important;
    overflow-x:hidden !important;
  }
  .main{
    padding-left:10px !important;
    padding-right:10px !important;
  }
  .topbar{
    left:0 !important;
    right:0 !important;
    width:100% !important;
    max-width:100% !important;
    overflow:hidden !important;
  }
  .topbar > *,
  .teacher-chip,
  .teacher-chip > div,
  .side-brand,
  .side-brand > div,
  .panel,
  .hero-card,
  .stat-card,
  .file-card{
    min-width:0 !important;
    max-width:100% !important;
  }
  .cards,
  .cards.admin-cards,
  .file-grid,
  .output-grid,
  .profile-layout,
  .resource-upload-grid,
  .form-grid,
  .form-grid.compact,
  .form-grid.compact-file{
    width:100% !important;
    max-width:100% !important;
    grid-template-columns:minmax(0,1fr) !important;
  }
  .actions,
  .toolbar,
  .grade-filter-toolbar,
  .attendance-filter-toolbar{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    overflow-x:hidden !important;
  }
  .table-wrap{
    max-width:calc(100vw - 20px) !important;
    margin-left:0 !important;
    margin-right:0 !important;
  }
  .table-wrap table{
    max-width:none !important;
  }
  .mobile-sidebar-overlay{
    width:100vw !important;
    max-width:100vw !important;
    overflow:hidden !important;
  }
  .sidebar{
    max-width:min(86vw,320px) !important;
  }
}
@media (max-width:520px){
  .main{
    padding-left:8px !important;
    padding-right:8px !important;
  }
  .table-wrap{
    max-width:calc(100vw - 16px) !important;
  }
  .topbar{
    padding-left:8px !important;
    padding-right:8px !important;
  }
}
</style>

<style>
/* Revisi edge-fit mobile: konten pas terlihat utuh kiri-kanan tanpa mengubah fix vertikal */
@media (max-width:880px){
  :root{--kk-mobile-gutter:12px;}
  html,
  body{
    width:100% !important;
    max-width:100% !important;
    margin:0 !important;
    padding:0 !important;
    overflow-x:hidden !important;
  }
  .app-page:not(.hidden),
  .login-page:not(.hidden){
    width:100vw !important;
    max-width:100vw !important;
    min-width:0 !important;
    overflow-x:hidden !important;
    box-sizing:border-box !important;
  }
  .main{
    width:100vw !important;
    max-width:100vw !important;
    min-width:0 !important;
    margin:0 !important;
    padding-left:var(--kk-mobile-gutter) !important;
    padding-right:var(--kk-mobile-gutter) !important;
    overflow-x:hidden !important;
    box-sizing:border-box !important;
  }
  .topbar{
    width:100vw !important;
    max-width:100vw !important;
    min-width:0 !important;
    left:0 !important;
    right:auto !important;
    margin-left:0 !important;
    margin-right:0 !important;
    padding-left:var(--kk-mobile-gutter) !important;
    padding-right:var(--kk-mobile-gutter) !important;
    box-sizing:border-box !important;
    overflow:hidden !important;
  }
  .page,
  .active-page,
  .page > *,
  .panel,
  .hero-card,
  .stat-card,
  .file-card,
  .cards,
  .cards.admin-cards,
  .file-grid,
  .output-grid,
  .profile-layout,
  .resource-upload-grid,
  .form-grid,
  .form-grid.compact,
  .form-grid.compact-file,
  .section-head,
  .actions,
  .toolbar,
  .grade-filter-toolbar,
  .attendance-filter-toolbar,
  .footer,
  .login-footer{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    margin-left:0 !important;
    margin-right:0 !important;
    box-sizing:border-box !important;
  }
  .cards,
  .cards.admin-cards,
  .file-grid,
  .output-grid,
  .profile-layout,
  .resource-upload-grid,
  .form-grid,
  .form-grid.compact,
  .form-grid.compact-file{
    grid-template-columns:minmax(0,1fr) !important;
  }
  .cards > *,
  .file-grid > *,
  .output-grid > *,
  .profile-layout > *,
  .resource-upload-grid > *,
  .form-grid > *,
  .stat-card,
  .panel{
    min-width:0 !important;
    max-width:100% !important;
    box-sizing:border-box !important;
  }
  .stat-card,
  .panel,
  .file-card,
  .table-wrap{
    border-radius:20px !important;
  }
  .stat-card{
    padding:16px !important;
  }
  .teacher-chip,
  .teacher-chip > div,
  .side-brand,
  .side-brand > div{
    min-width:0 !important;
    max-width:100% !important;
    box-sizing:border-box !important;
  }
  input,
  select,
  textarea,
  button,
  .btn{
    max-width:100% !important;
    box-sizing:border-box !important;
  }
  .table-wrap{
    width:100% !important;
    max-width:100% !important;
    margin-left:0 !important;
    margin-right:0 !important;
    overflow-x:auto !important;
    overflow-y:auto !important;
    -webkit-overflow-scrolling:touch !important;
  }
  .table-wrap table{
    width:max-content !important;
    max-width:none !important;
  }
}
@media (max-width:520px){
  :root{--kk-mobile-gutter:10px;}
  .main{
    padding-left:var(--kk-mobile-gutter) !important;
    padding-right:var(--kk-mobile-gutter) !important;
  }
  .topbar{
    padding-left:var(--kk-mobile-gutter) !important;
    padding-right:var(--kk-mobile-gutter) !important;
  }
  .stat-card,
  .panel{
    padding:15px !important;
  }
}
@media (max-width:380px){
  :root{--kk-mobile-gutter:8px;}
  .topbar h1{font-size:20px !important;}
  .topbar p{font-size:11px !important;}
  .stat-card,
  .panel{
    padding:14px !important;
  }
}
</style>

<style>
/* Revisi real-fit mobile: konten benar-benar masuk ke viewport kanan-kiri tanpa mengubah fix vertikal */
@media (max-width: 880px){
  *,
  *::before,
  *::after{
    box-sizing:border-box !important;
  }
  html,
  body{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    margin:0 !important;
    padding:0 !important;
    overflow-x:hidden !important;
  }
  body{
    position:relative !important;
  }
  body > *{
    max-width:100% !important;
  }
  .login-page:not(.hidden){
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    padding-left:10px !important;
    padding-right:10px !important;
    align-items:stretch !important;
    overflow-x:hidden !important;
  }
  .login-shell{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    display:grid !important;
    grid-template-columns:minmax(0,1fr) !important;
    margin-left:0 !important;
    margin-right:0 !important;
    overflow:hidden !important;
  }
  .brand-panel,
  .login-card,
  .login-footer,
  .contact-footer{
    width:100% !important;
    max-width:calc(100vw - 20px) !important;
    min-width:0 !important;
    margin-left:0 !important;
    margin-right:0 !important;
    overflow:hidden !important;
  }
  .brand-panel,
  .login-card{
    padding-left:18px !important;
    padding-right:18px !important;
  }
  .brand-title,
  .brand-panel p,
  .login-card h2,
  .login-card label,
  .credit-text,
  .social-link,
  .btn,
  .register-box summary{
    max-width:100% !important;
    min-width:0 !important;
    white-space:normal !important;
    overflow-wrap:anywhere !important;
    word-break:normal !important;
  }
  .login-card input,
  .login-card select,
  .login-card textarea,
  .login-card button,
  .login-card .btn,
  .register-box,
  .form-grid,
  .form-grid > div{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
  }
  .contact-footer{
    display:flex !important;
    flex-wrap:wrap !important;
    gap:8px !important;
    align-items:flex-start !important;
    justify-content:flex-start !important;
    padding-left:16px !important;
    padding-right:16px !important;
  }
  .app-page:not(.hidden){
    width:100% !important;
    max-width:100% !important;
    overflow-x:hidden !important;
  }
  .main{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    padding-left:10px !important;
    padding-right:10px !important;
    overflow-x:hidden !important;
  }
  .topbar{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    left:0 !important;
    right:0 !important;
    padding-left:10px !important;
    padding-right:10px !important;
    overflow:hidden !important;
  }
  .page,
  .active-page,
  .page > *,
  .cards,
  .cards.admin-cards,
  .stat-card,
  .panel,
  .hero-card,
  .file-card,
  .file-grid,
  .output-grid,
  .profile-layout,
  .resource-upload-grid,
  .section-head,
  .actions,
  .toolbar,
  .footer{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    margin-left:0 !important;
    margin-right:0 !important;
    overflow-wrap:anywhere !important;
  }
  .cards,
  .cards.admin-cards,
  .file-grid,
  .output-grid,
  .profile-layout,
  .resource-upload-grid{
    grid-template-columns:minmax(0,1fr) !important;
  }
  .stat-card,
  .panel,
  .hero-card,
  .file-card{
    padding-left:16px !important;
    padding-right:16px !important;
  }
  .table-wrap{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    overflow-x:auto !important;
    overflow-y:auto !important;
  }
  .table-wrap table{
    width:max-content !important;
    max-width:none !important;
  }
}
@media (max-width: 430px){
  .login-page:not(.hidden),
  .main{
    padding-left:8px !important;
    padding-right:8px !important;
  }
  .brand-panel,
  .login-card,
  .login-footer,
  .contact-footer{
    max-width:calc(100vw - 16px) !important;
  }
  .brand-panel,
  .login-card,
  .stat-card,
  .panel,
  .hero-card,
  .file-card{
    padding-left:14px !important;
    padding-right:14px !important;
    border-radius:18px !important;
  }
  .login-card h2{
    font-size:clamp(25px, 7vw, 31px) !important;
    line-height:1.16 !important;
  }
  .brand-panel p,
  .login-intro{
    font-size:14px !important;
    line-height:1.65 !important;
  }
  .topbar{
    padding-left:8px !important;
    padding-right:8px !important;
  }
}

/* FINAL ANDROID CHROME EXACT FIT
   Memaksa konten mengikuti lebar visual layar Android tanpa memunculkan ruang putih vertikal.
   Fokus: login, topbar, kartu, footer, dan konten utama tidak melebar keluar sisi kanan.
*/
@media (max-width: 880px){
  :root{
    --kk-fit-gutter: 10px;
    --kk-fit-width: calc(100dvw - (var(--kk-fit-gutter) * 2));
  }

  @supports not (width: 100dvw){
    :root{
      --kk-fit-width: calc(100vw - (var(--kk-fit-gutter) * 2));
    }
  }

  html,
  body{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    margin:0 !important;
    padding:0 !important;
    overflow-x:hidden !important;
    -webkit-text-size-adjust:100% !important;
    text-size-adjust:100% !important;
  }

  *,
  *::before,
  *::after{
    box-sizing:border-box !important;
  }

  .login-page{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    margin:0 !important;
    padding-left:var(--kk-fit-gutter) !important;
    padding-right:var(--kk-fit-gutter) !important;
    align-items:center !important;
    justify-content:flex-start !important;
    overflow-x:hidden !important;
  }

  .login-shell,
  .login-footer,
  .contact-footer{
    width:var(--kk-fit-width) !important;
    max-width:var(--kk-fit-width) !important;
    min-width:0 !important;
    margin-left:auto !important;
    margin-right:auto !important;
    padding-left:0 !important;
    padding-right:0 !important;
    overflow:hidden !important;
  }

  .login-shell{
    display:grid !important;
    grid-template-columns:minmax(0, 1fr) !important;
    gap:12px !important;
  }

  .brand-panel,
  .login-card{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    margin-left:0 !important;
    margin-right:0 !important;
    overflow:hidden !important;
  }

  .brand-panel,
  .login-card,
  .panel,
  .hero-card,
  .stat-card,
  .file-card,
  .footer,
  .topbar,
  .teacher-chip{
    inline-size:100% !important;
    max-inline-size:100% !important;
    min-inline-size:0 !important;
  }

  .brand-title,
  .brand-panel p,
  .login-card h2,
  .login-card p,
  .register-box,
  .form-grid,
  .form-grid > div,
  label,
  input,
  select,
  textarea,
  button,
  .btn,
  .social-link{
    max-width:100% !important;
    min-width:0 !important;
    overflow-wrap:anywhere !important;
    word-break:normal !important;
  }

  input,
  select,
  textarea{
    width:100% !important;
    min-width:0 !important;
    font-size:16px !important;
  }

  .btn,
  .btn.full,
  .google-login-btn{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
  }

  .login-footer,
  .contact-footer{
    padding:14px !important;
    border-radius:20px !important;
  }

  .contact-footer .credit-text{
    width:100% !important;
    max-width:100% !important;
    display:block !important;
    white-space:normal !important;
    overflow-wrap:anywhere !important;
  }

  .contact-footer .social-link{
    max-width:100% !important;
    white-space:normal !important;
  }

  .main{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    padding-left:var(--kk-fit-gutter) !important;
    padding-right:var(--kk-fit-gutter) !important;
    overflow-x:hidden !important;
  }

  .topbar{
    width:100% !important;
    max-width:100% !important;
    left:0 !important;
    right:0 !important;
    overflow:hidden !important;
  }

  .page,
  .active-page,
  .cards,
  .cards.admin-cards,
  .file-grid,
  .output-grid,
  .profile-layout,
  .resource-upload-grid,
  .section-head,
  .actions,
  .toolbar,
  .grade-filter-toolbar,
  .attendance-filter-toolbar{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    margin-left:0 !important;
    margin-right:0 !important;
    overflow-x:hidden !important;
  }

  .cards,
  .cards.admin-cards,
  .file-grid,
  .output-grid,
  .profile-layout,
  .resource-upload-grid,
  .form-grid,
  .form-grid.compact,
  .form-grid.compact-file{
    grid-template-columns:minmax(0,1fr) !important;
  }

  .table-wrap{
    width:100% !important;
    max-width:100% !important;
    overflow-x:auto !important;
    overflow-y:auto !important;
    -webkit-overflow-scrolling:touch !important;
  }

  .table-wrap table{
    width:max-content !important;
    max-width:none !important;
  }

  .sidebar{
    max-width:min(86dvw, 320px) !important;
  }
}

@media (max-width: 420px){
  :root{
    --kk-fit-gutter: 8px;
  }

  .brand-panel,
  .login-card{
    padding:16px !important;
    border-radius:18px !important;
  }

  .login-card h2{
    font-size:26px !important;
    line-height:1.16 !important;
    letter-spacing:-.04em !important;
  }

  .brand-panel p,
  .login-intro{
    font-size:14px !important;
    line-height:1.65 !important;
  }

  .contact-footer{
    gap:8px !important;
  }
}

@media (max-width: 360px){
  :root{
    --kk-fit-gutter: 6px;
  }

  .brand-panel,
  .login-card{
    padding:14px !important;
  }

  .login-card h2{
    font-size:24px !important;
  }
}

/* FIX PERSISTEN CHROME ANDROID
   Menggunakan lebar nyata hasil hitung JavaScript agar tetap pas walaupun tab ditutup/cache dihapus. */
@media (max-width: 880px){
  :root{
    --kk-real-vw: 100vw;
    --kk-real-gutter: 10px;
    --kk-real-content: calc(var(--kk-real-vw) - (var(--kk-real-gutter) * 2));
  }

  html,
  body{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    margin:0 !important;
    padding:0 !important;
    overflow-x:hidden !important;
  }

  body{
    position:relative !important;
  }

  .login-page:not(.hidden){
    width:var(--kk-real-vw) !important;
    max-width:var(--kk-real-vw) !important;
    min-width:0 !important;
    margin:0 !important;
    padding-left:var(--kk-real-gutter) !important;
    padding-right:var(--kk-real-gutter) !important;
    overflow-x:hidden !important;
    align-items:center !important;
  }

  .login-shell,
  .login-footer,
  .contact-footer{
    width:var(--kk-real-content) !important;
    max-width:var(--kk-real-content) !important;
    min-width:0 !important;
    margin-left:auto !important;
    margin-right:auto !important;
    box-sizing:border-box !important;
    overflow:hidden !important;
  }

  .login-shell{
    grid-template-columns:minmax(0,1fr) !important;
  }

  .brand-panel,
  .login-card,
  .register-box,
  .brand-title,
  .login-card > *,
  .brand-panel > *,
  .form-grid,
  .form-grid > *,
  input,
  select,
  textarea,
  .btn,
  .btn.full,
  .social-link,
  .credit-text{
    max-width:100% !important;
    min-width:0 !important;
    box-sizing:border-box !important;
    overflow-wrap:anywhere !important;
  }

  .brand-panel,
  .login-card{
    width:100% !important;
    margin-left:0 !important;
    margin-right:0 !important;
    overflow:hidden !important;
  }

  input,
  select,
  textarea,
  .btn,
  .btn.full{
    width:100% !important;
  }

  .app-page:not(.hidden),
  .main,
  .page,
  .active-page{
    width:var(--kk-real-vw) !important;
    max-width:var(--kk-real-vw) !important;
    min-width:0 !important;
    overflow-x:hidden !important;
  }

  .main{
    padding-left:var(--kk-real-gutter) !important;
    padding-right:var(--kk-real-gutter) !important;
    box-sizing:border-box !important;
  }

  .topbar{
    width:var(--kk-real-vw) !important;
    max-width:var(--kk-real-vw) !important;
    left:0 !important;
    right:auto !important;
    box-sizing:border-box !important;
    overflow:hidden !important;
  }

  .panel,
  .hero-card,
  .stat-card,
  .file-card,
  .cards,
  .cards.admin-cards,
  .file-grid,
  .output-grid,
  .profile-layout,
  .resource-upload-grid,
  .section-head,
  .actions,
  .toolbar,
  .footer{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    margin-left:0 !important;
    margin-right:0 !important;
    box-sizing:border-box !important;
  }

  .table-wrap{
    width:100% !important;
    max-width:100% !important;
    overflow-x:auto !important;
    overflow-y:auto !important;
    -webkit-overflow-scrolling:touch !important;
  }

  .table-wrap table{
    max-width:none !important;
  }
}

@media (max-width: 420px){
  :root{--kk-real-gutter:8px;}
}
</style>

<style>
/* FINAL SAFE MOBILE NARROW FIT
   Chrome Android pada sebagian perangkat membaca viewport sedikit lebih lebar.
   Karena itu konten mobile dibuat compact 92vw agar seluruh sisi kanan-kiri selalu terlihat. */
@media (max-width: 880px){
  html, body{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    margin:0 !important;
    padding:0 !important;
    overflow-x:hidden !important;
    -webkit-text-size-adjust:100% !important;
    text-size-adjust:100% !important;
  }
  *, *::before, *::after{
    box-sizing:border-box !important;
  }
  .login-page:not(.hidden){
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    padding-left:0 !important;
    padding-right:0 !important;
    overflow-x:hidden !important;
    align-items:center !important;
  }
  .login-shell,
  .login-footer,
  .contact-footer{
    width:92vw !important;
    max-width:420px !important;
    min-width:0 !important;
    margin-left:auto !important;
    margin-right:auto !important;
    padding-left:0 !important;
    padding-right:0 !important;
    overflow:hidden !important;
  }
  .login-shell{
    display:grid !important;
    grid-template-columns:minmax(0,1fr) !important;
    gap:12px !important;
  }
  .brand-panel,
  .login-card{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    margin-left:0 !important;
    margin-right:0 !important;
    padding-left:18px !important;
    padding-right:18px !important;
    overflow:hidden !important;
  }
  .brand-title,
  .brand-panel p,
  .login-intro,
  .login-card h2,
  .login-card p,
  .register-box,
  .form-grid,
  .form-grid > div,
  label,
  input,
  select,
  textarea,
  .btn,
  .btn.full,
  button,
  .credit-text,
  .social-link{
    width:auto !important;
    max-width:100% !important;
    min-width:0 !important;
    white-space:normal !important;
    overflow-wrap:anywhere !important;
    word-break:normal !important;
  }
  input,
  select,
  textarea,
  .btn,
  .btn.full{
    width:100% !important;
  }
  .login-card h2{
    font-size:clamp(24px,7vw,34px) !important;
    line-height:1.15 !important;
    letter-spacing:-.04em !important;
  }
  .brand-panel p,
  .login-intro{
    font-size:14px !important;
    line-height:1.62 !important;
  }
  .login-footer,
  .contact-footer{
    padding:14px !important;
    border-radius:20px !important;
  }
  .contact-footer .credit-text{
    display:block !important;
    width:100% !important;
    max-width:100% !important;
  }
  .contact-footer .social-link{
    flex:1 1 100% !important;
    justify-content:center !important;
  }
  .app-page:not(.hidden){
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    overflow-x:hidden !important;
  }
  .main{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    padding-left:4vw !important;
    padding-right:4vw !important;
    overflow-x:hidden !important;
  }
  .topbar{
    width:100% !important;
    max-width:100% !important;
    left:0 !important;
    right:0 !important;
    overflow:hidden !important;
  }
  .page,
  .active-page,
  .page > *,
  .panel,
  .hero-card,
  .stat-card,
  .file-card,
  .footer,
  .section-head,
  .actions,
  .toolbar,
  .grade-filter-toolbar,
  .attendance-filter-toolbar,
  .cards,
  .cards.admin-cards,
  .file-grid,
  .output-grid,
  .profile-layout,
  .resource-upload-grid,
  .form-grid,
  .form-grid.compact,
  .form-grid.compact-file{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    margin-left:0 !important;
    margin-right:0 !important;
    box-sizing:border-box !important;
    overflow-wrap:anywhere !important;
  }
  .cards,
  .cards.admin-cards,
  .file-grid,
  .output-grid,
  .profile-layout,
  .resource-upload-grid,
  .form-grid,
  .form-grid.compact,
  .form-grid.compact-file{
    grid-template-columns:minmax(0,1fr) !important;
  }
  .table-wrap{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    overflow-x:auto !important;
    overflow-y:auto !important;
    -webkit-overflow-scrolling:touch !important;
  }
  .table-wrap table{
    width:max-content !important;
    max-width:none !important;
  }
}
@media (max-width: 380px){
  .login-shell,
  .login-footer,
  .contact-footer{
    width:90vw !important;
  }
  .brand-panel,
  .login-card{
    padding-left:15px !important;
    padding-right:15px !important;
  }
}

/* ANDROID LITE + TRUE FIT MODE
   Untuk Chrome Android lama/RAM kecil: kurangi efek berat, paksa konten masuk layar,
   dan cegah teks panjang mendorong kartu melebar.
*/
@media (max-width: 880px){
  html,
  body{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    margin:0 !important;
    padding:0 !important;
    overflow-x:hidden !important;
    -webkit-text-size-adjust:100% !important;
    text-size-adjust:100% !important;
  }

  *,
  *::before,
  *::after{
    box-sizing:border-box !important;
    max-inline-size:100% !important;
  }

  body{
    touch-action:pan-y !important;
  }

  /* Matikan glass blur berat khusus HP agar lebih ringan di Android 10/RAM kecil */
  .brand-panel,
  .login-card,
  .panel,
  .hero-card,
  .stat-card,
  .file-card,
  .table-wrap,
  .topbar,
  .sidebar,
  .footer,
  .contact-footer,
  .teacher-chip,
  .side-brand{
    backdrop-filter:none !important;
    -webkit-backdrop-filter:none !important;
    box-shadow:0 10px 24px rgba(15,23,42,.07) !important;
  }

  .login-page{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    padding:8px !important;
    overflow-x:hidden !important;
    align-items:stretch !important;
    justify-content:flex-start !important;
  }

  .login-shell,
  .login-footer,
  .contact-footer{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    margin-left:0 !important;
    margin-right:0 !important;
    overflow:hidden !important;
  }

  .login-shell{
    display:grid !important;
    grid-template-columns:minmax(0,1fr) !important;
    gap:10px !important;
  }

  .brand-panel,
  .login-card{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    margin:0 !important;
    padding:16px !important;
    border-radius:18px !important;
    overflow:hidden !important;
  }

  .brand-title,
  .login-card,
  .login-card *,
  .brand-panel,
  .brand-panel *,
  .register-box,
  .contact-footer,
  .contact-footer *{
    min-width:0 !important;
    max-width:100% !important;
    white-space:normal !important;
    overflow-wrap:anywhere !important;
    word-break:break-word !important;
  }

  .login-card h2{
    font-size:clamp(24px, 7vw, 30px) !important;
    line-height:1.15 !important;
    letter-spacing:-.04em !important;
  }

  .brand-panel p,
  .login-intro{
    font-size:14px !important;
    line-height:1.65 !important;
  }

  input,
  select,
  textarea,
  button,
  .btn{
    width:100% !important;
    min-width:0 !important;
    max-width:100% !important;
    font-size:16px !important;
  }

  .btn,
  .btn.full{
    justify-content:center !important;
  }

  .app-page:not(.hidden),
  .main,
  .page,
  .active-page{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    overflow-x:hidden !important;
  }

  .main{
    padding-left:8px !important;
    padding-right:8px !important;
  }

  .topbar{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    overflow:hidden !important;
  }

  .cards,
  .cards.admin-cards,
  .file-grid,
  .output-grid,
  .profile-layout,
  .resource-upload-grid,
  .form-grid,
  .form-grid.compact,
  .form-grid.compact-file{
    grid-template-columns:minmax(0,1fr) !important;
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
  }

  .cards > *,
  .panel,
  .hero-card,
  .stat-card,
  .file-card,
  .section-head,
  .actions,
  .toolbar,
  .grade-filter-toolbar,
  .attendance-filter-toolbar{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    overflow:hidden !important;
  }

  .table-wrap{
    width:100% !important;
    max-width:100% !important;
    overflow-x:auto !important;
    overflow-y:auto !important;
    -webkit-overflow-scrolling:touch !important;
    overscroll-behavior-x:contain !important;
  }

  .table-wrap table{
    width:max-content !important;
    max-width:none !important;
  }

  .sidebar{
    max-width:min(86vw, 310px) !important;
    backdrop-filter:none !important;
    -webkit-backdrop-filter:none !important;
  }

  /* Kurangi animasi/efek untuk scroll lebih smooth */
  *,
  *::before,
  *::after{
    animation:none !important;
    transition:none !important;
    scroll-behavior:auto !important;
  }
}

@media (max-width: 380px){
  .login-page,
  .main{
    padding-left:6px !important;
    padding-right:6px !important;
  }
  .brand-panel,
  .login-card,
  .panel,
  .hero-card,
  .stat-card{
    padding:14px !important;
    border-radius:16px !important;
  }
}

/* FINAL MOBILE CONTENT FIT + SIDEBAR WITHOUT X
   Mempertahankan fix vertikal, membuat konten tidak terpotong kanan,
   dan menutup sidebar cukup dengan klik overlay atau pilih menu.
*/
@media (max-width: 880px){
  :root{
    --kk-mobile-safe-x: 14px;
    --kk-mobile-content-w: calc(100% - (var(--kk-mobile-safe-x) * 2));
  }

  html,
  body{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    overflow-x:hidden !important;
  }

  .login-page{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    padding-left:var(--kk-mobile-safe-x) !important;
    padding-right:var(--kk-mobile-safe-x) !important;
    overflow-x:hidden !important;
    align-items:center !important;
  }

  .login-shell,
  .login-footer,
  .contact-footer{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    margin-left:0 !important;
    margin-right:0 !important;
    overflow:hidden !important;
  }

  .brand-panel,
  .login-card,
  .login-footer,
  .contact-footer{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    margin-left:0 !important;
    margin-right:0 !important;
    overflow:hidden !important;
  }

  .brand-panel,
  .login-card{
    padding-left:18px !important;
    padding-right:18px !important;
  }

  .brand-panel *,
  .login-card *,
  .contact-footer *,
  .login-footer *{
    max-width:100% !important;
    min-width:0 !important;
    white-space:normal !important;
    overflow-wrap:break-word !important;
    word-break:normal !important;
  }

  .login-card h2{
    font-size:clamp(23px, 6.1vw, 29px) !important;
    line-height:1.15 !important;
  }

  .login-intro,
  .brand-panel p{
    font-size:14px !important;
    line-height:1.62 !important;
  }

  input,
  select,
  textarea,
  .btn,
  .btn.full,
  button{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
  }

  .main{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    padding-left:var(--kk-mobile-safe-x) !important;
    padding-right:var(--kk-mobile-safe-x) !important;
    overflow-x:hidden !important;
  }

  .topbar{
    width:100% !important;
    max-width:100% !important;
    padding-left:var(--kk-mobile-safe-x) !important;
    padding-right:var(--kk-mobile-safe-x) !important;
    overflow:hidden !important;
  }

  .page,
  .active-page,
  .hero-card,
  .panel,
  .stat-card,
  .file-card,
  .cards,
  .cards.admin-cards,
  .file-grid,
  .output-grid,
  .profile-layout,
  .resource-upload-grid,
  .form-grid,
  .form-grid.compact,
  .form-grid.compact-file,
  .section-head,
  .actions,
  .toolbar,
  .grade-filter-toolbar,
  .attendance-filter-toolbar,
  .footer{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    margin-left:0 !important;
    margin-right:0 !important;
    overflow:hidden !important;
  }

  .cards,
  .cards.admin-cards,
  .file-grid,
  .output-grid,
  .profile-layout,
  .resource-upload-grid,
  .form-grid,
  .form-grid.compact,
  .form-grid.compact-file{
    grid-template-columns:minmax(0,1fr) !important;
  }

  .table-wrap{
    width:100% !important;
    max-width:100% !important;
    overflow-x:auto !important;
    overflow-y:auto !important;
    -webkit-overflow-scrolling:touch !important;
  }

  .table-wrap table{
    width:max-content !important;
    max-width:none !important;
  }

  .mobile-close-btn{
    display:none !important;
    visibility:hidden !important;
    pointer-events:none !important;
  }

  .sidebar{
    padding-top:18px !important;
    max-width:min(84vw, 304px) !important;
  }
}

@media (max-width: 420px){
  :root{
    --kk-mobile-safe-x: 16px;
  }

  .brand-panel,
  .login-card{
    padding-left:16px !important;
    padding-right:16px !important;
  }

  .login-card h2{
    font-size:clamp(22px, 6vw, 27px) !important;
  }
}

@media (max-width: 370px){
  :root{
    --kk-mobile-safe-x: 18px;
  }

  .brand-panel,
  .login-card,
  .panel,
  .hero-card,
  .stat-card{
    padding-left:14px !important;
    padding-right:14px !important;
  }

  .login-card h2{
    font-size:22px !important;
  }

  .login-intro,
  .brand-panel p{
    font-size:13px !important;
  }
}

/* ANDROID ULTRA COMPACT FIT */
@media (max-width: 880px){
  html.kk-android,
  html.kk-android body{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    margin:0 !important;
    padding:0 !important;
    overflow-x:hidden !important;
    -webkit-text-size-adjust:100% !important;
    text-size-adjust:100% !important;
  }

  html.kk-android *,
  html.kk-android *::before,
  html.kk-android *::after{
    box-sizing:border-box !important;
  }

  html.kk-android body{
    touch-action:pan-y !important;
  }

  html.kk-android .login-page{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    padding-left:0 !important;
    padding-right:0 !important;
    overflow-x:hidden !important;
    align-items:center !important;
    justify-content:flex-start !important;
  }

  html.kk-android .login-shell,
  html.kk-android .login-footer,
  html.kk-android .contact-footer{
    width:var(--kk-android-content-w, 332px) !important;
    max-width:var(--kk-android-content-w, 332px) !important;
    min-width:0 !important;
    margin-left:auto !important;
    margin-right:auto !important;
    padding-left:0 !important;
    padding-right:0 !important;
    overflow:hidden !important;
  }

  html.kk-android .login-shell{
    display:grid !important;
    grid-template-columns:minmax(0,1fr) !important;
    gap:10px !important;
  }

  html.kk-android .brand-panel,
  html.kk-android .login-card,
  html.kk-android .login-footer,
  html.kk-android .contact-footer{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    margin-left:0 !important;
    margin-right:0 !important;
    overflow:hidden !important;
  }

  html.kk-android .brand-panel,
  html.kk-android .login-card{
    padding:14px !important;
    border-radius:18px !important;
  }

  html.kk-android .brand-title{
    display:flex !important;
    align-items:center !important;
    gap:10px !important;
    max-width:100% !important;
    min-width:0 !important;
  }

  html.kk-android .brand-title h1{
    font-size:34px !important;
    line-height:1.05 !important;
    min-width:0 !important;
    max-width:100% !important;
    overflow-wrap:break-word !important;
  }

  html.kk-android .brand-icon.app-logo{
    width:50px !important;
    height:50px !important;
    flex:0 0 50px !important;
  }

  html.kk-android .brand-panel *,
  html.kk-android .login-card *,
  html.kk-android .contact-footer *,
  html.kk-android .login-footer *{
    min-width:0 !important;
    max-width:100% !important;
    white-space:normal !important;
    overflow-wrap:anywhere !important;
    word-break:normal !important;
  }

  html.kk-android .login-card h2{
    font-size:24px !important;
    line-height:1.14 !important;
    letter-spacing:-.04em !important;
  }

  html.kk-android .brand-panel p,
  html.kk-android .login-intro{
    font-size:13px !important;
    line-height:1.58 !important;
  }

  html.kk-android label{
    font-size:12px !important;
    margin-top:10px !important;
  }

  html.kk-android input,
  html.kk-android select,
  html.kk-android textarea{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    font-size:16px !important;
    padding:11px 12px !important;
    border-radius:14px !important;
  }

  html.kk-android button,
  html.kk-android .btn,
  html.kk-android .btn.full{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    min-height:42px !important;
    padding-left:12px !important;
    padding-right:12px !important;
  }

  html.kk-android .register-box{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    padding:12px !important;
    overflow:hidden !important;
  }

  html.kk-android .contact-footer{
    padding:12px !important;
    border-radius:18px !important;
    gap:8px !important;
  }

  html.kk-android .contact-footer .credit-text,
  html.kk-android .contact-footer .social-link{
    width:100% !important;
    max-width:100% !important;
    justify-content:center !important;
    text-align:center !important;
  }

  html.kk-android .app-page:not(.hidden){
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    overflow-x:hidden !important;
  }

  html.kk-android .main{
    width:var(--kk-android-content-w, 332px) !important;
    max-width:var(--kk-android-content-w, 332px) !important;
    min-width:0 !important;
    margin-left:auto !important;
    margin-right:auto !important;
    padding-left:0 !important;
    padding-right:0 !important;
    overflow-x:hidden !important;
  }

  html.kk-android .topbar{
    width:var(--kk-android-content-w, 332px) !important;
    max-width:var(--kk-android-content-w, 332px) !important;
    left:50% !important;
    right:auto !important;
    transform:translateX(-50%) !important;
    padding-left:8px !important;
    padding-right:8px !important;
    overflow:hidden !important;
  }

  html.kk-android .page,
  html.kk-android .active-page,
  html.kk-android .hero-card,
  html.kk-android .panel,
  html.kk-android .stat-card,
  html.kk-android .file-card,
  html.kk-android .section-head,
  html.kk-android .actions,
  html.kk-android .toolbar,
  html.kk-android .grade-filter-toolbar,
  html.kk-android .attendance-filter-toolbar,
  html.kk-android .footer{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    margin-left:0 !important;
    margin-right:0 !important;
    overflow:hidden !important;
  }

  html.kk-android .cards,
  html.kk-android .cards.admin-cards,
  html.kk-android .file-grid,
  html.kk-android .output-grid,
  html.kk-android .profile-layout,
  html.kk-android .resource-upload-grid,
  html.kk-android .form-grid,
  html.kk-android .form-grid.compact,
  html.kk-android .form-grid.compact-file{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
    grid-template-columns:minmax(0,1fr) !important;
  }

  html.kk-android .hero-card,
  html.kk-android .panel,
  html.kk-android .stat-card{
    padding:14px !important;
    border-radius:18px !important;
  }

  html.kk-android .teacher-chip{
    width:100% !important;
    max-width:100% !important;
    min-width:0 !important;
  }

  html.kk-android .teacher-chip > div,
  html.kk-android .side-brand > div{
    min-width:0 !important;
  }

  html.kk-android .table-wrap{
    width:100% !important;
    max-width:100% !important;
    overflow-x:auto !important;
    overflow-y:auto !important;
    -webkit-overflow-scrolling:touch !important;
    overscroll-behavior-x:contain !important;
  }

  html.kk-android .table-wrap table{
    width:max-content !important;
    max-width:none !important;
  }

  html.kk-android .mobile-close-btn{
    display:none !important;
    visibility:hidden !important;
    pointer-events:none !important;
  }

  html.kk-android .sidebar{
    max-width:min(82vw, 300px) !important;
    padding-top:18px !important;
  }
}

/* FINAL: izinkan geser horizontal di mobile/Android
   Tujuan: jika Chrome Android membaca konten sedikit lebih lebar,
   pengguna tetap bisa menggeser ke samping untuk melihat isi lengkap.
*/
@media (max-width: 880px){
  html,
  body{
    width:auto !important;
    max-width:none !important;
    min-width:100% !important;
    overflow-x:auto !important;
    overflow-y:auto !important;
    overscroll-behavior-x:auto !important;
    touch-action:pan-x pan-y pinch-zoom !important;
    -webkit-overflow-scrolling:touch !important;
  }

  body{
    position:relative !important;
  }

  .login-page,
  .app-page,
  .app-page:not(.hidden),
  .main,
  .page,
  .active-page{
    max-width:none !important;
    overflow-x:visible !important;
  }

  .login-page{
    width:max(100%, 360px) !important;
    min-width:360px !important;
  }

  .login-shell,
  .login-footer,
  .contact-footer{
    width:min(100%, 380px) !important;
    min-width:340px !important;
    max-width:380px !important;
    overflow:visible !important;
  }

  .brand-panel,
  .login-card{
    overflow:visible !important;
  }

  .app-page:not(.hidden){
    width:max(100%, 360px) !important;
    min-width:360px !important;
  }

  .main{
    width:max(100%, 360px) !important;
    min-width:360px !important;
  }

  .topbar{
    width:100% !important;
    max-width:none !important;
    min-width:360px !important;
    overflow:visible !important;
  }

  .cards,
  .cards.admin-cards,
  .file-grid,
  .output-grid,
  .profile-layout,
  .resource-upload-grid,
  .form-grid,
  .form-grid.compact,
  .form-grid.compact-file,
  .section-head,
  .actions,
  .toolbar,
  .grade-filter-toolbar,
  .attendance-filter-toolbar,
  .panel,
  .hero-card,
  .stat-card,
  .file-card,
  .footer{
    max-width:none !important;
    overflow:visible !important;
  }

  .table-wrap{
    max-width:none !important;
    overflow-x:auto !important;
    overflow-y:auto !important;
    -webkit-overflow-scrolling:touch !important;
    touch-action:pan-x pan-y !important;
  }

  .mobile-sidebar-overlay{
    width:100vw !important;
    max-width:100vw !important;
    overflow:hidden !important;
  }

  .sidebar{
    overflow-x:hidden !important;
  }
}

/* Khusus Android: cabut penguncian horizontal dari mode ultra compact sebelumnya */
@media (max-width: 880px){
  html.kk-android,
  html.kk-android body{
    width:auto !important;
    max-width:none !important;
    min-width:100% !important;
    overflow-x:auto !important;
    overflow-y:auto !important;
    touch-action:pan-x pan-y pinch-zoom !important;
  }

  html.kk-android .login-page,
  html.kk-android .app-page:not(.hidden),
  html.kk-android .main{
    max-width:none !important;
    overflow-x:visible !important;
  }

  html.kk-android .login-page,
  html.kk-android .app-page:not(.hidden),
  html.kk-android .main{
    width:max(100%, 360px) !important;
    min-width:360px !important;
  }

  html.kk-android .login-shell,
  html.kk-android .login-footer,
  html.kk-android .contact-footer{
    width:340px !important;
    min-width:340px !important;
    max-width:340px !important;
    margin-left:auto !important;
    margin-right:auto !important;
    overflow:visible !important;
  }

  html.kk-android .topbar{
    width:360px !important;
    min-width:360px !important;
    max-width:none !important;
    left:0 !important;
    right:auto !important;
    transform:none !important;
  }

  html.kk-android .page,
  html.kk-android .active-page,
  html.kk-android .hero-card,
  html.kk-android .panel,
  html.kk-android .stat-card,
  html.kk-android .file-card,
  html.kk-android .section-head,
  html.kk-android .actions,
  html.kk-android .toolbar,
  html.kk-android .grade-filter-toolbar,
  html.kk-android .attendance-filter-toolbar,
  html.kk-android .footer{
    max-width:none !important;
    overflow:visible !important;
  }

  html.kk-android .table-wrap{
    max-width:none !important;
    overflow-x:auto !important;
    overflow-y:auto !important;
  }
}

/* Loading/progress indicator untuk semua proses read/write Google Apps Script */
body.loading{
  pointer-events:auto !important;
  opacity:1 !important;
}
.global-loader{
  position:fixed;
  inset:0;
  z-index:99999;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:18px;
  background:rgba(230,248,255,.46);
  backdrop-filter:blur(8px) saturate(130%);
  -webkit-backdrop-filter:blur(8px) saturate(130%);
}
.global-loader.hidden{display:none!important}
.global-loader-card{
  min-width:min(360px,calc(100vw - 40px));
  max-width:420px;
  display:flex;
  align-items:center;
  gap:14px;
  padding:18px;
  border-radius:24px;
  background:linear-gradient(145deg,rgba(255,255,255,.82),rgba(255,255,255,.42));
  border:1px solid rgba(255,255,255,.78);
  box-shadow:0 22px 60px rgba(15,23,42,.18), inset 0 1px 0 rgba(255,255,255,.85);
  color:#0f172a;
}
.global-loader-orb{
  width:58px;
  height:58px;
  flex:0 0 58px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:20px;
  background:linear-gradient(135deg,#00a6fb,#9b5cff,#06d6a0);
  position:relative;
  box-shadow:0 12px 30px rgba(0,166,251,.28);
}
.global-loader-orb:before{
  content:"";
  position:absolute;
  inset:-5px;
  border-radius:24px;
  border:3px solid rgba(255,255,255,.58);
  border-top-color:#00a6fb;
  animation:kkSpin .85s linear infinite;
}
.global-loader-orb span{font-size:25px;position:relative;z-index:1}
.global-loader-text b{display:block;font-size:16px;line-height:1.25}
.global-loader-text small{display:block;color:#64748b;margin-top:4px;line-height:1.45}
.mini-spinner{
  width:16px;
  height:16px;
  border-radius:50%;
  border:2px solid rgba(255,255,255,.58);
  border-top-color:currentColor;
  display:inline-block;
  animation:kkSpin .75s linear infinite;
}
.btn-loading{opacity:.86;cursor:wait!important}
@keyframes kkSpin{to{transform:rotate(360deg)}}
@media (max-width:880px){
  .global-loader{padding:14px}
  .global-loader-card{min-width:min(320px,calc(100vw - 36px));padding:15px;border-radius:20px}
  .global-loader-orb{width:50px;height:50px;flex-basis:50px;border-radius:18px}
}

/* FINAL BUTTON-ONLY LOADING
   Tidak ada layar putih/beku. Progress hanya muncul pada tombol yang diklik. */
body.loading,
.loading{
  pointer-events:auto !important;
  opacity:1 !important;
}

.global-loader{
  display:none !important;
  visibility:hidden !important;
  pointer-events:none !important;
  opacity:0 !important;
}

.btn-loading{
  position:relative !important;
  opacity:1 !important;
  cursor:wait !important;
  pointer-events:none !important;
  filter:none !important;
}

button.btn-loading,
.btn.btn-loading,
.icon-btn.btn-loading,
.nav-btn.btn-loading{
  display:inline-flex !important;
  align-items:center !important;
  justify-content:center !important;
  gap:9px !important;
  white-space:nowrap !important;
}

.nav-btn.btn-loading{
  width:100% !important;
}

.mini-spinner{
  width:17px !important;
  height:17px !important;
  min-width:17px !important;
  min-height:17px !important;
  border-radius:50% !important;
  border:2.4px solid rgba(255,255,255,.55) !important;
  border-top-color:currentColor !important;
  display:inline-block !important;
  animation:kkSpin .72s linear infinite !important;
  vertical-align:middle !important;
}

.btn.ghost .mini-spinner,
.btn.soft .mini-spinner,
.icon-btn .mini-spinner,
.nav-btn .mini-spinner{
  border-color:rgba(37,99,235,.22) !important;
  border-top-color:currentColor !important;
}

.btn.google .mini-spinner{
  border-color:rgba(31,41,55,.20) !important;
  border-top-color:#4285f4 !important;
}

.btn-loading span:last-child{
  display:inline-block !important;
  line-height:1 !important;
}

@keyframes kkSpin{
  to{transform:rotate(360deg)}
}

@media (max-width:880px){
  .btn-loading{
    min-height:42px !important;
  }
  .mini-spinner{
    width:16px !important;
    height:16px !important;
    min-width:16px !important;
    min-height:16px !important;
  }
}
</style>

<style>
/* FITUR TAMBAHAN: validasi username, popup dashboard, QR Code, rekap */
.field-hint{display:block;margin-top:6px;color:#64748b;font-size:12px;line-height:1.45;font-weight:600}
.input-invalid{border-color:#ef4444!important;box-shadow:0 0 0 3px rgba(239,68,68,.14)!important;background:#fff7f7!important}
.dashboard-message-admin textarea{min-height:120px;resize:vertical;width:100%}
.dashboard-popup{position:fixed;inset:0;z-index:100000;display:flex;align-items:center;justify-content:center;padding:20px;background:rgba(15,23,42,.28);backdrop-filter:blur(5px);-webkit-backdrop-filter:blur(5px)}
.dashboard-popup.hidden{display:none!important}.dashboard-popup-card{width:min(480px,calc(100vw - 32px));border-radius:28px;background:linear-gradient(180deg,rgba(255,255,255,.96),rgba(239,249,255,.96));box-shadow:0 28px 90px rgba(15,23,42,.28);border:1px solid rgba(255,255,255,.82);padding:22px}.dashboard-popup-card h3{margin:0 0 12px}.dashboard-popup-text{background:#fff;border:1px solid #dbeafe;border-radius:20px;padding:16px;margin-bottom:16px;color:#334155;line-height:1.65;max-height:45vh;overflow:auto}.barcode-attendance-panel,.daily-recap-panel{margin-top:14px}.barcode-scanner{margin-top:12px;border-radius:22px;border:1px solid #dbeafe;background:#f8fbff;padding:12px;overflow:hidden}.barcode-scanner.hidden{display:none!important}.barcode-scanner video{width:100%;max-height:360px;object-fit:cover;border-radius:16px;background:#0f172a;display:block}#barcodeScanStatus{margin-top:10px;font-weight:800;color:#2563eb}.scan-hit{outline:3px solid #22c55e!important;background:#ecfdf5!important}.recap-cards{display:grid;grid-template-columns:repeat(5,minmax(110px,1fr));gap:10px;margin-top:10px}.recap-cards div{padding:14px;border-radius:18px;background:#fff;border:1px solid #dbeafe;text-align:center;box-shadow:0 10px 22px rgba(15,23,42,.06)}.recap-cards b{display:block;font-size:28px;color:#0f172a}.recap-cards span{font-size:13px;font-weight:800;color:#64748b}.barcode-svg{max-width:100%;height:auto}.toolbar .btn{white-space:nowrap}
@media(max-width:880px){.recap-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.dashboard-popup{padding:14px}.dashboard-popup-card{border-radius:22px;padding:16px}.barcode-scanner video{max-height:260px}}

/* Revisi absensi QR Code otomatis hadir */
.barcode-auto-hadir-note{display:flex;flex-direction:column;gap:8px}
.status-pill.hadir{display:inline-flex;align-items:center;justify-content:center;width:max-content;min-height:42px;padding:10px 16px;border-radius:999px;background:linear-gradient(135deg,#dcfce7,#bbf7d0);border:1px solid #86efac;color:#166534;font-weight:900;box-shadow:0 8px 18px rgba(22,101,52,.10)}
@media (max-width:880px){.status-pill.hadir{width:100%}}

/* Tampilan QR Code absensi siswa */
.qr-svg{max-width:100%;height:auto;display:block;margin:auto}
.qr-print-card{break-inside:avoid}

/* QR scanner compatibility mode */
#barcodeCanvas{display:none!important}
#barcodeScanStatus{line-height:1.45}

/* QR permission help + manual attendance fallback */
.qr-permission-help{
  margin-top:12px;
  border-radius:18px;
  padding:13px 15px;
  background:#fff7ed;
  border:1px solid #fed7aa;
  color:#7c2d12;
  line-height:1.55;
  font-weight:700;
}
.qr-permission-help.hidden{display:none!important}
.qr-permission-help b{display:block;margin-bottom:6px;color:#9a3412}
.qr-permission-help span{display:block;margin:4px 0}
.qr-permission-help ol{margin:8px 0 0 18px;padding:0}
.qr-permission-help li{margin:3px 0}
.qr-permission-help.error{background:#fff1f2;border-color:#fecdd3;color:#881337}
.qr-permission-help.error b{color:#be123c}
.qr-manual-box{
  margin-top:12px;
  border-radius:20px;
  padding:14px;
  background:linear-gradient(180deg,#ffffff,#f8fbff);
  border:1px solid #dbeafe;
}
.qr-manual-box label{display:block;font-weight:900;margin-bottom:8px;color:#0f172a}
.manual-qr-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px;align-items:center}
.qr-manual-box small{display:block;margin-top:8px;color:#64748b;line-height:1.5}
@media(max-width:640px){.manual-qr-row{grid-template-columns:1fr}.manual-qr-row .btn{width:100%}}
/* CAMERA PREVIEW FIX - Tahap 2 Vercel/Supabase
   Membantu kasus izin kamera berhasil tetapi preview video hitam. */
.camera-picker-row{
  display:grid;
  grid-template-columns:minmax(220px,1fr) auto;
  gap:12px;
  align-items:end;
  margin-top:12px;
}
.camera-picker-row select{
  width:100%;
}
.barcode-scanner{
  position:relative;
}
.barcode-scanner video{
  background:#000 !important;
  min-height:280px;
}
.barcode-video-hint{
  position:absolute;
  left:24px;
  right:24px;
  bottom:58px;
  z-index:3;
  padding:12px 14px;
  border-radius:16px;
  background:rgba(254,242,242,.96);
  color:#991b1b;
  border:1px solid rgba(248,113,113,.55);
  font-weight:800;
  line-height:1.45;
  box-shadow:0 14px 34px rgba(127,29,29,.18);
}
.barcode-video-hint.hidden{display:none!important}
@media(max-width:880px){
  .camera-picker-row{grid-template-columns:1fr}
  .barcode-scanner video{min-height:220px}
  .barcode-video-hint{left:16px;right:16px;bottom:54px;font-size:13px}
}

.drive-link-box {
  width: 100%;
  display: grid;
  gap: 8px;
  margin-top: 10px;
}
.drive-link-box input {
  width: 100%;
}


/* UI tutorial + Google Login + clean headings fix 20260704 */
#pageSubtitle{display:none!important;}
.page > .section-head > div:first-child,
.page > .hero-card > div:first-child{display:none!important;}
.page > .section-head{justify-content:flex-end!important;margin-bottom:12px!important;}
.page > .section-head:has(> div:first-child:last-child){display:none!important;}
.page > .hero-card{justify-content:flex-end!important;min-height:0!important;padding:0!important;margin-bottom:14px!important;background:transparent!important;border:0!important;box-shadow:none!important;}
.google-signin-slot{display:flex;justify-content:center;width:100%;margin:10px 0 6px;}
.google-signin-slot.hidden{display:none!important;}
.tutorial-panel{max-width:960px;margin:0 auto;}
.tutorial-content{display:grid;gap:12px;margin-top:14px;}
.tutorial-item{display:grid;grid-template-columns:44px 1fr;gap:12px;padding:16px;border:1px solid rgba(148,163,184,.28);border-radius:20px;background:rgba(255,255,255,.72);box-shadow:0 12px 26px rgba(15,23,42,.06);}
.tutorial-number{width:36px;height:36px;border-radius:14px;display:grid;place-items:center;background:#e0f2fe;color:#0369a1;font-weight:900;}
.tutorial-item h4{margin:0 0 6px;font-size:16px;color:#0f172a;}
.tutorial-item p{margin:0 0 8px;color:#475569;line-height:1.55;}
.tutorial-item ul{margin:0;padding-left:18px;color:#334155;line-height:1.55;}
.profile-photo-card .hint{display:none!important;}
input.input-invalid{border-color:#dc2626!important;box-shadow:0 0 0 4px rgba(220,38,38,.12)!important;}
@media(max-width:640px){.tutorial-item{grid-template-columns:1fr}.tutorial-number{margin-bottom:4px}}


/* === Perbaikan Tampilan Absensi Harian === */
.panel.info-line{display:none!important}
.attendance-export-actions{margin-top:14px}
.daily-status-result,.daily-recap-result{margin-top:10px}
.daily-status-table .status-badge{display:inline-flex;align-items:center;justify-content:center;min-width:110px;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:800}
.status-badge.hadir{background:#dcfce7;color:#166534}
.status-badge.sakit{background:#fee2e2;color:#b91c1c}
.status-badge.izin{background:#dbeafe;color:#1d4ed8}
.status-badge.alpa{background:#ffedd5;color:#c2410c}
.status-badge.kosong{background:#e5e7eb;color:#4b5563}
.pending-status-grid{align-items:end}
.pending-status-action{display:flex;align-items:flex-end}
.pending-status-action .btn{width:100%}
.attendance-matrix-legacy{display:none!important}
.empty-state.small{padding:14px 16px;border-radius:16px;border:1px dashed #cbd5e1;background:#fff;color:#64748b;font-weight:700}

/* tombol lebih kecil dan tetap nyaman di mobile */
.btn{padding:9px 13px!important;font-size:13px!important;border-radius:12px!important;gap:6px!important}
.icon-btn{padding:7px 10px!important;font-size:12px!important}
.toolbar .btn,.actions .btn,.actions a.btn{min-height:38px}

@media(max-width: 900px){
  .recap-cards{grid-template-columns:repeat(2,minmax(120px,1fr))!important}
}
@media(max-width: 640px){
  .btn{padding:10px 12px!important;font-size:12.5px!important;width:100%}
  .camera-picker-row,.pending-status-grid{grid-template-columns:1fr!important}
  .pending-status-action{display:block}
  .attendance-filter-toolbar{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px;width:100%}
  .attendance-filter-toolbar .btn{width:100%}
  .recap-cards{grid-template-columns:1fr 1fr!important}
}


/* === Compact dropdown status attendance === */
.daily-status-filter-grid{align-items:end}
.student-status-card{border:1px solid #dbeafe;background:#fff;border-radius:20px;padding:14px 16px;box-shadow:0 10px 22px rgba(15,23,42,.05)}
.student-status-main{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}
.student-status-name{font-size:16px;font-weight:800;color:#0f172a}
.student-status-sub{font-size:12px;color:#64748b;margin-top:4px}
.student-status-side{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.btn-mini{padding:7px 12px!important;font-size:12px!important;min-height:34px!important}
.daily-attendance-edit{display:grid;grid-template-columns:minmax(180px,240px) auto;gap:12px;align-items:end;margin-top:12px;padding-top:12px;border-top:1px dashed #dbeafe}
.daily-attendance-edit.hidden{display:none!important}
.daily-attendance-edit-actions{display:flex;gap:8px;flex-wrap:wrap}
#dailyStatusStudent,#dailyStatusNameFilter,#dailyAttendanceEditStatus{width:100%}
@media(max-width: 640px){
  .daily-status-filter-grid{grid-template-columns:1fr!important}
  .student-status-main{align-items:flex-start}
  .daily-attendance-edit{grid-template-columns:1fr!important}
  .daily-attendance-edit-actions .btn{width:100%}
}


.export-date-field{display:flex;flex-direction:column;gap:6px;min-width:190px}
.export-date-field label{font-size:12px;font-weight:800;color:#475569}
.export-date-field input{min-height:38px;border-radius:12px}
.attendance-export-actions,.grades-export-actions{align-items:flex-end;gap:10px;flex-wrap:wrap}
.daily-status-filter-grid{grid-template-columns:repeat(2,minmax(220px,1fr))}
@media(max-width:640px){
  .attendance-export-actions,.grades-export-actions{display:grid!important;grid-template-columns:1fr!important}
  .export-date-field{min-width:unset}
  .daily-status-filter-grid{grid-template-columns:1fr!important}
}

/* === Kelas & NIK siswa, filter kelas absensi/nilai === */
.daily-status-filter-grid{grid-template-columns:repeat(3,minmax(180px,1fr))}
#attendanceClassFilter,#gradeClassFilter{min-height:38px;border-radius:12px}
@media(max-width:640px){
  .daily-status-filter-grid{grid-template-columns:1fr!important}
  .grade-filter-toolbar{display:grid!important;grid-template-columns:1fr!important;width:100%}
}