:root{
  /* colors */
  --bg:#0b1020;
  --card:rgba(255,255,255,.06);
  --card-strong:rgba(255,255,255,.08);
  --stroke:rgba(255,255,255,.12);
  --stroke-strong:rgba(255,255,255,.22);
  --text:rgba(255,255,255,.92);
  --muted:rgba(255,255,255,.62);
  --accent:#7dd3fc;
  --danger:#fca5a5;

  /* shape / depth */
  --radius:16px;
  --radius-sm:12px;
  --shadow:0 18px 60px rgba(0,0,0,.45);

  /* type */
  --mono:ui-monospace,Menlo,Consolas,monospace;
  --sans:ui-sans-serif,system-ui,Segoe UI,Roboto,Arial;

  /* layout */
  --wrap-max: 980px;
  --pad: clamp(14px, 3vw, 28px);
  --gap: clamp(10px, 1.8vw, 14px);
  --card-pad: clamp(14px, 2vw, 16px);
  --tap: 44px;

  /* animation */
  --ease: cubic-bezier(.2,.8,.2,1);
  --dur: 280ms;
  --dur-acc: 700ms;

  /* desktop breathing room for top pages */
  --top-page-offset: clamp(18px, 6vh, 92px);
}

*{ box-sizing:border-box }
html,body{ height:100% }
html{ scrollbar-gutter: stable; }

body{
  margin:0;
  font-family:var(--sans);
  color:var(--text);

  background:
          radial-gradient(1000px 650px at 20% 15%, rgba(125,211,252,.12), transparent 60%),
          radial-gradient(900px 650px at 80% 20%, rgba(167,139,250,.10), transparent 55%),
          var(--bg);

  min-height:100svh;
  display:grid;
  justify-items:center;
  padding:var(--pad);
}

/* layout modes */
body[data-layout="top"]{ align-content:start; }
body[data-layout="center"]{ place-content:center; align-content:center; }

@media (min-width: 900px){
  body[data-layout="top"]{ padding-top: var(--top-page-offset); }
}

.wrap{
  width:100%;
  max-width:var(--wrap-max);
}

/* typography */
h1{
  margin:0;
  font-size: clamp(20px, 2.2vw, 26px);
  letter-spacing:-.02em;
  line-height:1.15;
}

.sub{
  margin-top:6px;
  color:var(--muted);
  font-size: clamp(12px, 1.5vw, 13px);
  line-height:1.4;
}

/* header */
header{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:12px;
  margin-bottom:18px;
}

header.card{ margin-bottom:24px; }

/* nav/buttons */
.nav{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  justify-content:flex-end;
  align-items:center;
}

.btn{
  text-decoration:none;
  color:var(--text);
  border:1px solid var(--stroke);
  background:rgba(255,255,255,.04);
  padding:10px 12px;
  border-radius:10px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:var(--tap);
  transition:
          background-color var(--dur) ease,
          border-color var(--dur) ease,
          transform 120ms ease;
}

@media (hover:hover){
  .btn:hover{
    background:rgba(255,255,255,.08);
    border-color:rgba(255,255,255,.18);
    transform: translateY(-1px);
  }
}
.btn:active{ transform: translateY(0px); }
.btn:focus-visible{
  outline:2px solid rgba(125,211,252,.55);
  outline-offset:2px;
}

/* cards */
.card{
  background:var(--card);
  border:1px solid var(--stroke);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:var(--card-pad);
  margin-bottom:var(--gap);
}

/* utilities */
.hr{
  height:1px;
  background:rgba(255,255,255,.10);
  margin:12px 0;
}

/* label text */
.k{
  color:var(--muted);
  font-size:12px;
  margin: 2px 0 6px 0;     /* +2px “breathing room” */
  overflow-wrap:anywhere;
  word-break:break-word;
}

/* field layout (portrait-style everywhere) */
.field{
  width:100%;
  min-width:0;
  display:block;
}

.field > *{ min-width:0; }

/* value input */
.value{
  width:100%;
  display:block;
  box-sizing:border-box;

  border:1px solid var(--stroke);
  background:rgba(0,0,0,.22);
  color:var(--text);

  padding:10px 12px;
  border-radius:var(--radius-sm);

  font-family:var(--mono);
  font-size:14px;
  outline:none;

  min-height:var(--tap);
  max-width:100%;

  cursor:pointer;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;

  transition:
          border-color var(--dur) ease,
          background-color var(--dur) ease,
          transform 120ms ease;
}

@media (hover:hover){
  .value:hover{
    border-color: rgba(125,211,252,.32);
    background: rgba(0,0,0,.26);
  }
}
.value:active{ transform: translateY(1px); }
.value:focus-visible{
  outline:2px solid rgba(125,211,252,.55);
  outline-offset:2px;
  border-color: rgba(125,211,252,.45);
}

/* hint/help */
.help{
  color:var(--muted);
  font-size:12px;
  line-height:1.35;
  overflow-wrap:anywhere;

  position: relative;
  margin-top: 6px;
  padding-right: 90px; /* room for toast */
}

/* “Copied ✓” toast (CSS-only, focus-based) */
.help::after{
  content:"";
  position:absolute;
  right:0;
  top:0;

  font-family:var(--mono);
  font-size:12px;
  line-height:1;

  padding:6px 10px;
  border-radius:999px;

  border:1px solid rgba(255,255,255,.14);
  background: rgba(0,0,0,.22);
  color: rgba(255,255,255,.78);

  opacity:0;
  transform: translateY(-2px);
  pointer-events:none;
}

.field:focus-within .help::after{
  content:"Copied ✓";
  opacity:1;
  transform: translateY(0);
  animation: copyToast 1400ms var(--ease) 1;
  border-color: rgba(125,211,252,.28);
  color: rgba(255,255,255,.86);
}

@keyframes copyToast{
  0%   { opacity:0; transform: translateY(-2px); }
  12%  { opacity:1; transform: translateY(0); }
  70%  { opacity:1; transform: translateY(0); }
  100% { opacity:0; transform: translateY(-2px); }
}

/* notice */
.notice{
  border:1px solid rgba(252,165,165,.28);
  background:rgba(252,165,165,.08);
  border-radius:14px;
  padding:12px 14px;
}
.notice .n-title{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:14px;
  margin:0 0 6px 0;
}
.notice .n-body{
  margin:0;
  color:rgba(255,255,255,.82);
  font-size:13px;
  line-height:1.4;
}
.notice svg{ width:18px; height:18px; stroke:var(--danger); }

/* details base (generic) */
details{
  border:none;
  background:transparent;
  padding:0;
  width:100%;
  min-width:0;
}
summary{
  cursor:pointer;
  color:var(--text);
  list-style:none;
  user-select:none;
}
summary::-webkit-details-marker{ display:none; }

.summary-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  width:100%;
  min-width:0;
}
.summary-row > *{ min-width:0; }

.summary-hint{
  color:var(--muted);
  font-size:12px;
  white-space:nowrap;
}

/* accordion list container */
.grid{ display:block; }

/* accordion item */
.acc{
  background:var(--card);
  border:1px solid var(--stroke);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  margin-bottom:var(--gap);
  overflow:hidden;

  display:grid;
  grid-template-rows:auto 0fr;
  transition:
          grid-template-rows var(--dur-acc) var(--ease),
          background-color var(--dur) ease,
          border-color var(--dur) ease,
          box-shadow var(--dur) ease,
          transform 140ms ease;
}

.acc > summary{
  cursor:pointer;
  list-style:none;
  user-select:none;

  display:grid;
  grid-template-columns: 1fr auto 18px;
  align-items:center;
  column-gap:12px;

  padding:16px;
  scroll-margin-top:16px;
  min-width:0;
}
.acc > summary::-webkit-details-marker{ display:none; }

.title-left{
  min-width:0;
  display:flex;
  align-items:center;
  gap:10px;
  font-size:15px;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}

.icon{
  width:18px;
  height:18px;
  stroke:var(--accent);
  flex:none;
}

.acc > summary svg,
.acc > summary svg *{ pointer-events:none; }

.badge{
  font-size:12px;
  color:var(--muted);
  border:1px solid var(--stroke);
  padding:4px 8px;
  border-radius:999px;
  background:rgba(255,255,255,.03);
  white-space:nowrap;
  justify-self:end;
}

.acc > summary::after{
  content:"▾";
  justify-self:end;
  color:var(--muted);
  font-size:14px;
  line-height:1;
}
.acc[open] > summary::after{ content:"▴"; }

.acc > .acc-body{
  overflow:hidden;
  opacity:0;
  transition: opacity 180ms ease-out;

  padding:16px;   /* same “portrait feel” on desktop too */
  min-width:0;
}

.acc[open]{
  grid-template-rows:auto 1fr;
  background:var(--card-strong);
  border-color:var(--stroke-strong);
  box-shadow:
          inset 3px 0 0 rgba(125,211,252,.6),
          var(--shadow);
  transform: translateY(-1px);
}

.acc[open] > summary{
  background:rgba(255,255,255,.05);
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.acc[open] > .acc-body{
  opacity:1;
  transition-delay: 90ms;
}

.acc > summary:focus-visible{
  outline:2px solid rgba(125,211,252,.55);
  outline-offset:2px;
}

@media (hover:hover){
  .acc > summary:hover{ background: rgba(255,255,255,.045); }
  .acc:hover{
    border-color: rgba(255,255,255,.18);
    transform: translateY(-2px);
  }
}

/* avoid card-within-card heavy look inside accordion */
.acc .card{
  box-shadow:none;
  background: rgba(0,0,0,.10);
  border-color: rgba(255,255,255,.10);
}

/* ===== Password sections inside accordion (notch, no conflicting spine) ===== */
.acc .acc-body details{
  /* accent per section */
  --pw-accent: rgba(125,211,252,.45); /* server password */
  display:block;
  width:100%;
  margin-top:14px;

  border:1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.10);
  border-radius:14px;
  overflow:hidden;
}

/* second password section = admin (danger tint) */
.acc .acc-body details + details{
  --pw-accent: rgba(252,165,165,.55);
  margin-top:12px;
}

/* indent so it doesn’t visually touch the parent spine */
.acc[open] .acc-body details{ margin-left:6px; }

/* summary header */
.acc .acc-body details > summary{
  position:relative;
  border:none;
  background: rgba(255,255,255,.03);
  padding:12px 14px;
  font-family:var(--sans);
  font-size:15px;
  font-weight:600;
  min-height:var(--tap);
  display:flex;
  align-items:center;
}

/* notch tick (replaces child spine) */
.acc .acc-body details > summary::before{
  content:"";
  position:absolute;
  left:10px;
  top:50%;
  width:3px;
  height:18px;
  transform: translateY(-50%);
  border-radius:999px;
  background: var(--pw-accent);
  opacity:.55;
}

/* “click to show” chip */
.acc .acc-body details > summary .summary-hint{
  font-family:var(--mono);
  font-size:12px;
  color: rgba(255,255,255,.70);
  border:1px solid color-mix(in srgb, var(--pw-accent) 26%, rgba(255,255,255,.14));
  background: rgba(0,0,0,.18);
  padding:4px 8px;
  border-radius:999px;
}

/* open state */
.acc .acc-body details[open]{
  border-color: color-mix(in srgb, var(--pw-accent) 22%, rgba(255,255,255,.14));
  background: rgba(0,0,0,.12);
}
.acc .acc-body details[open] > summary{
  background: rgba(255,255,255,.05);
  border-bottom: 1px solid rgba(255,255,255,.10);
}
.acc .acc-body details[open] > div{
  background: transparent;
  padding:12px 14px 14px 14px;
  overflow:hidden;
}
.acc .acc-body details[open] > div *{ max-width:100%; }

/* make password value inputs feel slightly more “sensitive” */
.acc .acc-body details .value{
  border-color: rgba(255,255,255,.16);
  background: rgba(0,0,0,.26);
}

/* admin danger tint for the “Copied ✓” toast */
.acc .acc-body details + details .field:focus-within .help::after{
  border-color: rgba(252,165,165,.30);
}

/* subtle copy affordance on desktop (no pseudo on inputs) */
@media (hover:hover){
  .value{
    background-image:
            linear-gradient(transparent, transparent),
            radial-gradient(circle at 92% 50%, rgba(125,211,252,.22), transparent 55%);
    background-repeat: no-repeat;
    background-size: 100% 100%, 28px 28px;
    background-position: 0 0, right 10px center;
  }

  .acc .acc-body details + details .value{
    background-image:
            linear-gradient(transparent, transparent),
            radial-gradient(circle at 92% 50%, rgba(252,165,165,.20), transparent 55%);
  }
}

/* mobile nav + accordion header tweaks */
@media (max-width: 640px){
  header{
    flex-direction:column;
    align-items:stretch;
    gap:12px;
  }

  .nav{
    width:100%;
    display:grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap:10px;
    justify-content:stretch;
  }

  .btn{
    width:100%;
    justify-content:center;
    padding:12px 12px;
  }

  .acc > summary{
    padding:14px;
    grid-template-columns: 1fr auto 16px;
    column-gap:10px;
  }

  .title-left{ font-size:14px; }
}

@media (max-width: 380px){
  .nav{ grid-template-columns: 1fr; }
}

/* reduced motion */
@media (prefers-reduced-motion: reduce){
  *{
    scroll-behavior:auto !important;
    transition-duration: 1ms !important;
    animation-duration: 1ms !important;
  }
}