:root {
  --bg: #0f2f52; --bg2: #133a63; --grid: rgba(127, 211, 255, .08); --card: #f7f9fc; --ink: #10233a; --muted: #5a6b80;
  --line: #d6dee8; --accent: #1f6fb2; --accent-ink: #fff; --cyan: #7fd3ff; --warn: #9a5b00; --warn-bg: #fff4dc;
  --bad: #a3271f; --bad-bg: #fde8e6; --ok: #1d7a46; --radius: 12px;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root { --card: #16263a; --ink: #e8eef6; --muted: #9fb0c4; --line: #2b4058; --accent: #4aa3e8; --warn: #ffcf7a; --warn-bg: #3a2c10; --bad: #ff9c94; --bad-bg: #3d1a17; --ok: #6fd69b; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; font: 16px/1.5 var(--sans); color: var(--ink); min-height: 100vh;
  background-color: var(--bg);
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 24px 24px;
}
.top { display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: center; justify-content: space-between; padding: 12px 16px; color: #fff; }
.brand { display: flex; gap: 10px; align-items: center; color: #fff; text-decoration: none; font-weight: 700; letter-spacing: .02em; }
.brand span { font-family: var(--mono); text-transform: uppercase; font-size: 15px; }
nav { display: flex; gap: 4px; }
nav a { color: #cfe6ff; text-decoration: none; padding: 6px 10px; border-radius: 8px; font-size: 15px; }
nav a.on, nav a:hover { background: rgba(127, 211, 255, .16); color: #fff; }
main { max-width: 860px; margin: 0 auto; padding: 8px 16px 32px; outline: none; }
.foot { text-align: center; color: #9fc3e6; font-size: 13px; padding: 16px 16px 28px; }
.card { background: var(--card); border-radius: var(--radius); padding: 20px; margin: 0 0 16px; box-shadow: 0 6px 24px rgba(0, 0, 0, .18); overflow-wrap: anywhere; }
h1 { font-size: 24px; margin: 0 0 8px; line-height: 1.25; }
h2 { font-size: 19px; margin: 22px 0 8px; font-family: var(--mono); text-transform: uppercase; letter-spacing: .04em; color: var(--accent); }
h2:first-child { margin-top: 0; }
h3 { font-size: 16px; margin: 0 0 4px; }
p { margin: 0 0 10px; }
.muted { color: var(--muted); }
.small { font-size: 14px; }
.center { text-align: center; }
.pad { padding: 40px 0; color: #cfe6ff; }
label { display: block; font-weight: 600; margin: 12px 0 4px; }
input[type=text], input[type=password], input[type=search], select, textarea {
  width: 100%; font: inherit; color: var(--ink); background: transparent; border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px;
}
textarea { min-height: 90px; resize: vertical; }
input:focus, select:focus, textarea:focus, button:focus-visible, a:focus-visible { outline: 3px solid var(--cyan); outline-offset: 1px; }
button, .btn { font: inherit; font-weight: 600; border-radius: 8px; padding: 10px 16px; border: 1px solid var(--line); background: transparent; color: var(--ink); cursor: pointer; text-decoration: none; display: inline-block; }
button.primary, .btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
button:disabled { opacity: .55; cursor: wait; }
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 14px; }
.err { color: var(--bad); margin: 8px 0 0; min-height: 0; }
.err:empty { display: none; }
.drop { border: 2px dashed var(--accent); border-radius: var(--radius); padding: 28px 16px; text-align: center; cursor: pointer; display: block; }
.drop input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.drop strong { display: block; font-size: 18px; margin-bottom: 4px; }
.preview { width: 100%; max-height: 380px; object-fit: contain; border-radius: 10px; background: #0b2440; display: block; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 600px) { .grid2 { grid-template-columns: 1fr; } }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin: 6px 0; padding: 0; list-style: none; }
.chip { font-size: 13px; border: 1px solid var(--line); border-radius: 999px; padding: 3px 10px; background: transparent; }
.chip.warn { background: var(--warn-bg); color: var(--warn); border-color: transparent; }
.tools { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 4px 12px; }
.tools label { font-weight: 400; margin: 0; display: flex; gap: 8px; align-items: center; }
.conf { height: 8px; background: var(--line); border-radius: 4px; overflow: hidden; margin: 6px 0 10px; }
.conf i { display: block; height: 100%; background: var(--accent); }
.note { border-left: 4px solid var(--warn); background: var(--warn-bg); color: var(--ink); padding: 10px 12px; border-radius: 6px; margin: 10px 0; }
.note.bad { border-color: var(--bad); background: var(--bad-bg); }
.note.ok { border-color: var(--ok); background: transparent; }
.label { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-family: var(--mono); font-size: 12px; text-transform: uppercase; color: var(--muted); }
.scroll { overflow-x: auto; }
ul.plain, ol.steps { padding-left: 20px; margin: 4px 0 10px; }
ol.steps { list-style: none; padding: 0; counter-reset: s; }
ol.steps li { border: 1px solid var(--line); border-radius: 10px; padding: 12px; margin-bottom: 8px; display: grid; grid-template-columns: 28px 1fr; gap: 10px; }
ol.steps li.done { opacity: .6; }
ol.steps li.done .stext { text-decoration: line-through; }
ol.steps input { width: 22px; height: 22px; margin-top: 2px; }
.check { color: var(--ok); font-size: 14px; margin-top: 4px; }
.caution { color: var(--warn); font-size: 14px; margin-top: 4px; }
.list { display: grid; gap: 10px; }
.item { display: grid; grid-template-columns: 72px 1fr; gap: 12px; align-items: center; color: inherit; text-decoration: none; padding: 10px; border-radius: 10px; border: 1px solid var(--line); }
.item img, .item .ph { width: 72px; height: 72px; object-fit: cover; border-radius: 8px; background: var(--bg2); }
.item:hover { border-color: var(--accent); }
.meter { font-family: var(--mono); font-size: 13px; color: var(--muted); }
#toast { position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%) translateY(120px); background: #0b2440; color: #fff; padding: 10px 16px; border-radius: 10px; transition: transform .25s, opacity .25s; max-width: calc(100% - 32px); z-index: 9; opacity: 0; visibility: hidden; }
#toast.show { transform: translateX(-50%) translateY(0); opacity: 1; visibility: visible; }
[hidden] { display: none !important; }
@media print {
  body { background: #fff; color: #000; }
  .top, .foot, .noprint, #toast { display: none !important; }
  .card { box-shadow: none; padding: 0; background: #fff; color: #000; }
}