/* =========================
   Minimal (JP utilitarian)
   No radius, no shadow, no tricks
   ========================= */
:root{
  --bg:#fff;
  --fg:#111;
  --muted:#555;
  --line:#d9d9d9;
  --line2:#efefef;

  --font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,
              "Hiragino Kaku Gothic ProN","Yu Gothic","Meiryo",sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,
              "Liberation Mono","Courier New",monospace;

  --w: 480px;

  --p1: 8px;
  --p2: 12px;
  --p3: 16px;
  --p4: 20px;

  --btn-h: 44px;
}

/* Reset */
*{margin:0;padding:0;box-sizing:border-box;}
html,body{height:100%;}
body{
  background:var(--bg);
  color:var(--fg);
  font-family:var(--font-sans);
  line-height:1.35;
  min-height:100vh;
}
a{color:inherit;}
:focus-visible{outline:2px dotted var(--fg);outline-offset:2px;}

/* Container */
.container{
  width:100%;
  max-width:var(--w);
  margin:0 auto;
  padding:var(--p4);
}

.container-settings{
  background:var(--bg);
}

/* =========================
   Index
   ========================= */
body:not(.page-settings){
  display:flex;
  align-items:center;
  justify-content:center;
}

.button-group{
  border:1px solid var(--line);
}

.button-group button{
  width:100%;
  height:var(--btn-h);
  padding:0 var(--p3);
  border:0;
  border-bottom:1px solid var(--line2);
  background:transparent;
  font-size:16px;
  text-align:left;
  cursor:pointer;
}

.button-group button:last-child{border-bottom:0;}
.button-group button:hover{background:#f7f7f7;}
.button-group button:active{background:#f0f0f0;}

.index-card{
  border:1px solid var(--line);
  padding:var(--p4);
  background:var(--bg);
  max-width:480px;
}

.index-title{
  font-size:18px;
  margin-bottom:var(--p2);
}

.index-desc{
  font-size:13px;
  color:var(--muted);
  margin-bottom:var(--p3);
}

.index-body{
  display:grid;
  gap:8px;
  font-size:13px;
  color:var(--fg);
  margin-bottom:var(--p3);
}

.index-note{
  font-size:12px;
  color:var(--muted);
  margin-top:var(--p2);
  line-height:1.45;
}

/* =========================
   Index: highlight + notes
   ========================= */

/* Old-school yellow highlight (like printed marker) */
mark.hl{
  background:#fff2a8;
  color:inherit;
  padding:0 2px;
}

/* Links should still look like links (especially inside highlight) */
.index-note a{
  text-decoration:underline;
}

/* Optional: make the "attacker/researcher note" stand out a bit */
.index-note{
  border-top:1px dashed var(--line2);
  padding-top:var(--p2);
}

/* In case mark wraps across lines */
mark.hl{ box-decoration-break:clone; -webkit-box-decoration-break:clone; }

/* =========================
   Login
   ========================= */
.page-login{
  display:flex;
  align-items:center;
  justify-content:center;
}

.login-card{
  width:100%;
  max-width:400px;
  padding:var(--p4);
  border:1px solid var(--line);
  background:var(--bg);
}

.login-title{
  font-size:18px;
  margin-bottom:var(--p2);
}

.login-desc{
  font-size:13px;
  color:var(--muted);
  margin-bottom:var(--p2);
}

.login-label{
  display:block;
  margin-bottom:6px;
  font-size:14px;
}

.login-input{
  width:100%;
  padding:10px;
  border:1px solid var(--line);
  margin-bottom:12px;
  font-family:var(--font-mono);
  font-size:15px;
  background:transparent;
}

.login-error{
  color:#b00020;
  margin-bottom:10px;
  font-size:14px;
}

.login-note{
  margin-top:var(--p2);
  font-size:12px;
  color:var(--muted);
}

.login-submit{
  width:100%;
  margin-top:var(--p2);
  color:var(--fg);
}

.login-back{
  margin-top:var(--p2);
  text-align:center;
  display:block;
  color:var(--fg);
  text-decoration:none;
  border:1px solid var(--line);
  padding:10px;
  background:var(--bg);
}

/* =========================
   Settings
   ========================= */
.page-settings{
  font-family:var(--font-mono);
}

.header{
  padding:var(--p2) 0;
  margin-bottom:var(--p3);
  border-bottom:1px solid var(--line);
  font-size:16px;
  font-weight:600;
}

.topbar{
  display:flex;
  justify-content:space-between;
  gap:var(--p2);
  margin-bottom:var(--p3);
  font-size:13px;
  color:var(--muted);
  align-items:center;
  flex-wrap:wrap;
}

.topbar code{
  font-family:var(--font-mono);
  border:1px solid var(--line2);
  padding:0 4px;
}

.setting-card{
  border:1px solid var(--line);
  margin-bottom:var(--p2);
  border-radius:0;
  overflow:hidden;
}

.row{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:var(--p2);
  padding:var(--p3);
  border-bottom:1px solid var(--line2);
}

.row-left{
  min-width:0;
  display:flex;
  align-items:baseline;
  gap:var(--p2);
}

.label{font-size:14px;}
.status{font-size:12px;color:var(--muted);}
.status.is-enabled{color:#0a7b38;}
.status.is-disabled{color:#b00020;}

.setting-foot{
  padding:var(--p2) var(--p3) var(--p3);
  display:flex;
  justify-content:space-between;
  gap:var(--p2);
  font-size:12px;
  color:var(--muted);
}

/* Buttons */
.btn{
  height:var(--btn-h);
  padding:0 var(--p3);
  border:1px solid var(--line);
  background:#fff;
  cursor:pointer;
  font-family:var(--font-mono);
  font-size:14px;
  text-decoration:none;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:0;
  color:var(--fg);
  font-weight:600;
}

.btn:hover{background:#f3f3f3;}
.btn:active{background:#e9e9e9;}

.btn-small{
  height:34px;
  padding:0 var(--p2);
  font-size:13px;
}

.btn-logout{
  background:#fdf4f4;
  border-color:#f0bcbc;
  color:#8a1a1a;
}
.btn-logout:hover{
  background:#fbe3e3;
  border-color:#e8a8a8;
}
.btn-logout:active{
  background:#f7d1d1;
  border-color:#df8f8f;
}

.btn-back{
  width:100%;
  margin-top:var(--p3);
}

.btn-primary{
  background:#f1f1f1;
}

/* =========================
   Switch -> plain checkbox
   (Debuggable; “oldish”)
   ========================= */
.switch{
  display:inline-flex;
  align-items:center;
  gap:var(--p1);
}

.switch input{
  opacity:1;
  width:18px;
  height:18px;
  margin:0;
}

/* Hide the fancy slider element but keep markup unchanged */
.slider{display:none;}

/* =========================
   Modal (plain rectangle)
   ========================= */
.modal{
  position:fixed;
  inset:0;
  display:none;
  align-items:center;
  justify-content:center;
  padding:var(--p4);
  z-index:1000;
}

.modal.is-open{display:flex;}

.modal__backdrop{
  position:absolute;
  inset:0;
  background:rgba(0,0,0,0.35);
}

.modal__dialog{
  position:relative;
  width:100%;
  max-width:var(--w);
  border:1px solid var(--line);
  background:var(--bg);
}

.modal__header{
  padding:var(--p3);
  border-bottom:1px solid var(--line2);
}

.modal__title{
  font-size:16px;
}

.modal__body{
  padding:var(--p3);
  display:grid;
  gap:var(--p2);
}

.modal__text{
  font-size:13px;
  color:var(--muted);
}

.modal__input{
  height:var(--btn-h);
  padding:0 var(--p3);
  border:1px solid var(--line);
  background:transparent;
  font-family:var(--font-mono);
  font-size:16px;
  color:var(--fg);
}

.modal__error{
  min-height:18px;
  font-size:12px;
  color:#b00020;
}

.modal__actions{
  padding:var(--p3);
  border-top:1px solid var(--line2);
  display:flex;
  justify-content:flex-end;
  gap:var(--p2);
  flex-wrap:wrap;
}

/* =========================
   Small screens
   ========================= */
@media (max-width: 520px){
  .container{padding:var(--p3);}
  .topbar{flex-direction:column;align-items:stretch;}
  .row{flex-wrap:wrap;align-items:flex-start;}
  .row-left{width:100%;}
  .row .switch{margin-left:auto;}
  .setting-foot{flex-direction:column;align-items:stretch;}
}

@media (max-width: 360px){
  .modal__actions .btn{width:100%;}
}