/* NAVERA Academy — "Ocean twilight": navy sky, teal sea, coral horizon, swallows; Fraunces titles, Inter text */
@font-face { font-family: Inter; font-weight: 400; font-display: swap; src: url(/static/vendor/fonts/inter-latin-400-normal.woff2) format("woff2"); }
@font-face { font-family: Inter; font-weight: 500; font-display: swap; src: url(/static/vendor/fonts/inter-latin-500-normal.woff2) format("woff2"); }
@font-face { font-family: Inter; font-weight: 600; font-display: swap; src: url(/static/vendor/fonts/inter-latin-600-normal.woff2) format("woff2"); }
@font-face { font-family: Inter; font-weight: 700; font-display: swap; src: url(/static/vendor/fonts/inter-latin-700-normal.woff2) format("woff2"); }
@font-face { font-family: Inter; font-weight: 800; font-display: swap; src: url(/static/vendor/fonts/inter-latin-800-normal.woff2) format("woff2"); }
@font-face { font-family: Fraunces; font-weight: 500; font-display: swap; src: url(/static/vendor/fonts/fraunces-latin-500-normal.woff2) format("woff2"); }
@font-face { font-family: Fraunces; font-weight: 600; font-display: swap; src: url(/static/vendor/fonts/fraunces-latin-600-normal.woff2) format("woff2"); }
@font-face { font-family: Fraunces; font-weight: 700; font-display: swap; src: url(/static/vendor/fonts/fraunces-latin-700-normal.woff2) format("woff2"); }

:root {
  --ivory: #f4f7fa; --panel: #ffffff; --ink: #14202b; --muted: #5d6b78; --line: #dde5ec; --line-2: #e8eef3;
  --gold: #d9634f; --gold-2: #ff8f7a; --gold-soft: #fde9e4; --night: #0b1730; --night-2: #13284a; --teal: #1d7f8c; --rust: #c23b4a;
  --bg: var(--ivory); --ok: #1d7f8c; --bad: #c23b4a; --warn: #b0453a; --accent: #ff8f7a; --brand: #d9634f; --brand-2: #ff8f7a;
  --sky-2: #eef5f8; --code-bg: #e8f0f5;
  --shadow: 0 18px 44px rgba(10, 30, 50, .10); --radius: 22px;
  --serif: Fraunces, Georgia, serif; --head: Fraunces, Georgia, serif;
  --dusk: linear-gradient(180deg, #0b1730 0%, #16395a 50%, #1d4e6b 66%, #e6928a 86%, #f6c7a8 100%);
  font-family: Inter, "Segoe UI", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--ivory); color: var(--ink); -webkit-font-smoothing: antialiased; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; letter-spacing: -.4px; }
a { color: var(--gold); }
button { font: inherit; font-weight: 600; cursor: pointer; border-radius: 999px; border: 1px solid var(--line); background: #fff; color: var(--ink);
  padding: 7px 15px; transition: transform .1s, box-shadow .1s, background .15s; }
button:hover { border-color: var(--gold-2); }
button:active { transform: translateY(1px); }
button.primary, button.go { background: linear-gradient(135deg, #ff9f8a, #e8706a); color: #2a0d08; border: none; box-shadow: 0 8px 20px rgba(232,112,106,.32); }
button.primary:hover, button.go:hover { box-shadow: 0 10px 26px rgba(232,112,106,.45); }
button.danger { color: var(--rust); }
button:disabled { opacity: .55; cursor: default; transform: none; }
input, textarea, select { font: inherit; padding: 10px 13px; border: 1px solid var(--line); border-radius: 12px; background: #fff; color: var(--ink); outline: none; }
input:focus, textarea:focus, select:focus { border-color: var(--gold-2); box-shadow: 0 0 0 3px rgba(255,143,122,.18); }
.kicker { font-size: 12px; letter-spacing: 3px; text-transform: uppercase; font-weight: 600; color: var(--gold); }
.badge { font-size: 12px; padding: 4px 10px; border-radius: 99px; background: var(--line-2); color: var(--muted); white-space: nowrap; font-weight: 600; }
.badge.passed { background: #e2f3f5; color: var(--teal); }
.badge.started { background: var(--gold-soft); color: #b0453a; }
.badge.res { background: #ece9f5; color: #4a3f72; }

/* ---------------------------------------------------------------- top bar */
.top { height: 62px; background: var(--night); color: #fff; display: flex; align-items: center; gap: 16px; padding: 0 22px; position: relative; z-index: 6;
  box-shadow: 0 1px 0 rgba(255,255,255,.06); transition: background .25s; }
body.at-home .top { position: fixed; left: 0; right: 0; top: 0; background: transparent; box-shadow: none; }
body.at-home.scrolled .top { background: rgba(18,23,43,.92); backdrop-filter: blur(10px); }
.logo { display: flex; align-items: center; gap: 10px; cursor: pointer; white-space: nowrap; font-weight: 600; letter-spacing: 3px; font-size: 13px; text-transform: uppercase; }
.logo img { width: 30px; height: 30px; }
.logo small { display: none; }
.crumb { color: rgba(255,255,255,.7); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; min-width: 0; font-size: 14px; }
.crumb b { color: #fff; font-weight: 600; }
.top button { background: rgba(255,255,255,.08); color: #fff; border: 1px solid rgba(255,255,255,.22); padding: 6px 14px; font-size: 14px; }
.top button:hover { background: rgba(255,255,255,.16); border-color: rgba(255,255,255,.4); }
.chip { display: inline-flex; align-items: center; gap: 7px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,.45); display: inline-block; }
.dot.mine { background: #7fe0d8; box-shadow: 0 0 10px #7fe0d8; }
.menu { position: absolute; right: 16px; top: 62px; background: #fff; color: var(--ink); border: 1px solid var(--line); border-radius: 18px;
  box-shadow: 0 24px 60px rgba(5,15,30,.22); min-width: 290px; padding: 8px; display: none; z-index: 20; }
.menu.open { display: block; }
.menu .item { padding: 10px 12px; border-radius: 12px; cursor: pointer; display: flex; justify-content: space-between; gap: 10px; align-items: center; font-size: 14.5px; }
.menu .item:hover { background: var(--sky-2); }
.menu .sep { height: 1px; background: var(--line); margin: 6px 0; }
.menu .hint { font-size: 13px; color: var(--muted); padding: 4px 12px 8px; line-height: 1.5; }

/* ---------------------------------------------------------------- home */
.home { height: 100%; overflow: auto; background: var(--ivory); }
body:not(.at-home) .home { height: calc(100% - 62px); }
.hhero { position: relative; color: #fff; overflow: hidden; padding: 120px 0 110px; }
.hhero svg.scene { position: absolute; inset: 0; width: 100%; height: 100%; }
.hwrap, .wrap { max-width: 1220px; margin: 0 auto; padding: 0 32px; position: relative; }
.hgrid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.25fr .85fr; gap: 40px; align-items: end; }
.hhero .kicker { color: #ffd3c0; }
.hhero h1 { font-size: 56px; line-height: 1.03; letter-spacing: -1.5px; margin: 14px 0 18px; color: #fff; }
.hhero h1 i { font-style: normal; color: #ffc9b0; }
.hhero p { color: rgba(255,255,255,.84); font-size: 17px; line-height: 1.6; max-width: 600px; margin: 0 0 28px; }
.hhero p b { color: #fff; font-weight: 600; }
.hbtn { display: inline-flex; gap: 10px; align-items: center; padding: 13px 24px; font-size: 15px; }
.hbtn.line { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,.5); box-shadow: none; margin-left: 10px; }
.hbtn.line:hover { background: rgba(255,255,255,.1); }
.glass { background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.22); backdrop-filter: blur(16px); border-radius: 24px; padding: 24px; color: #fff; }
.glass .rank { display: flex; gap: 14px; align-items: center; margin-bottom: 4px; }
.medal { width: 54px; height: 54px; border-radius: 50%; display: grid; place-items: center; flex: none; color: #3a0f0a;
  background: radial-gradient(circle at 35% 30%, #fff0ea, #ff8f7a 65%, #b0453a); box-shadow: 0 0 0 3px rgba(255,255,255,.18), 0 8px 18px rgba(0,0,0,.25); }
.medal svg { width: 26px; height: 26px; }
.glass .rank b { font-family: var(--serif); font-size: 28px; font-weight: 600; display: block; line-height: 1.05; }
.glass .rank span { font-size: 13px; color: rgba(255,255,255,.75); }
.glass .bar { height: 6px; background: rgba(255,255,255,.18); border-radius: 99px; margin: 14px 0 12px; overflow: hidden; }
.glass .bar i { display: block; height: 100%; background: linear-gradient(90deg, #ffc9b0, #e8706a); border-radius: 99px; }
.glass .row { display: flex; justify-content: space-between; font-size: 14px; padding: 8px 0; border-top: 1px solid rgba(255,255,255,.15); color: rgba(255,255,255,.82); }
.glass .row b { color: #fff; font-weight: 600; }
.glass button { width: 100%; margin-top: 14px; padding: 12px; }
.shead { margin: 64px 0 18px; }
.shead h2 { font-size: 34px; margin: 6px 0 6px; letter-spacing: -.6px; }
.shead p { margin: 0; color: var(--muted); font-size: 15px; }
.mapcard { border-radius: 26px; overflow: hidden; box-shadow: var(--shadow); }
.mapcard svg { display: block; width: 100%; height: auto; }
.mapcard .wp { cursor: pointer; }
.mapcard .wp:hover circle.r { stroke-width: 3; }
.medals { display: grid; grid-template-columns: repeat(auto-fill, minmax(118px, 1fr)); gap: 20px; }
.md { text-align: center; }
.md .disc { width: 88px; height: 88px; border-radius: 50%; margin: 0 auto 10px; display: grid; place-items: center; color: #9fb0bd; border: 1.5px dashed #cfdbe4; background: #f6f9fb; }
.md .disc svg { width: 32px; height: 32px; }
.md.on .disc { border: none; color: #3a0f0a; background: radial-gradient(circle at 35% 30%, #fff0ea, #ff9f8a 62%, #c25048);
  box-shadow: 0 0 0 5px #fff, 0 0 0 6px #f3c9bf, 0 12px 24px rgba(194,80,72,.25); }
.md b { font-family: var(--serif); font-weight: 600; font-size: 15.5px; display: block; line-height: 1.2; }
.md span { color: var(--muted); font-size: 12.5px; }
.legblock { display: grid; grid-template-columns: 300px 1fr; gap: 50px; padding: 40px 0; border-top: 1px solid var(--line); }
.legblock h3 { font-size: 29px; margin: 8px 0 10px; line-height: 1.12; }
.legblock .ld { color: var(--muted); line-height: 1.7; font-size: 15px; margin: 0; }
.legblock .lp { margin-top: 16px; height: 4px; border-radius: 99px; background: var(--line-2); overflow: hidden; }
.legblock .lp i { display: block; height: 100%; background: var(--gold); }
.legblock .lc { margin-top: 8px; font-size: 13px; color: var(--muted); }
.mlist { border-top: 1px solid var(--line); }
.mitem { display: grid; grid-template-columns: 64px 1fr 74px 84px 112px; align-items: center; gap: 16px; padding: 20px 10px; border-bottom: 1px solid var(--line); cursor: pointer; border-radius: 14px; transition: background .15s; }
.mitem:hover { background: #f2f8fb; }
.mitem .no { font-family: var(--serif); font-size: 32px; color: #a9bccb; font-weight: 500; }
.mitem.done .no { color: var(--teal); }
.mitem.now { background: linear-gradient(90deg, #fdeeea, transparent); }
.mitem.now .no { color: var(--gold); }
.mitem h4 { font-size: 17px; margin: 0 0 4px; font-weight: 600; letter-spacing: -.2px; font-family: Inter, sans-serif; }
.mitem p { margin: 0; color: var(--muted); font-size: 13.5px; line-height: 1.45; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.mitem .dur { color: var(--muted); font-size: 13.5px; }
.xp { font-size: 12px; font-weight: 600; color: #b0453a; background: var(--gold-soft); border-radius: 99px; padding: 5px 10px; text-align: center; white-space: nowrap; }
.status { font-size: 12.5px; font-weight: 600; padding: 6px 12px; border-radius: 99px; text-align: center; white-space: nowrap; }
.status.done { background: #e2f3f5; color: var(--teal); }
.status.now { background: var(--night); color: #ffc9b0; }
.status.next { border: 1px solid var(--line); color: var(--muted); }
.mitem .res { font-size: 12px; color: #4a3f72; margin-top: 6px; }
.foot { text-align: center; color: var(--muted); font-size: 13px; padding: 40px 0 60px; }

/* ---------------------------------------------------------------- mission workspace */
.work { display: flex; height: calc(100% - 62px); }
.notebook { width: 46%; min-width: 320px; display: flex; flex-direction: column; background: var(--ivory); border-right: 1px solid var(--line); }
.split { width: 5px; cursor: col-resize; background: var(--line); flex: none; }
.split:hover, .split.drag { background: var(--gold-2); }
.tools { flex: 1; min-width: 0; display: flex; flex-direction: column; background: var(--night); }
.tabs { display: flex; gap: 4px; padding: 8px 12px 0; border-bottom: 1px solid var(--line); background: #fff; flex: none; align-items: flex-end; }
.tabs .tab { padding: 8px 16px; cursor: pointer; color: var(--muted); font-size: 14px; font-weight: 600; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tabs .tab:hover { color: var(--ink); }
.tabs .tab.on { color: var(--ink); border-bottom-color: var(--gold); }
.tabs .grow { flex: 1; }
.tools .tabs { background: var(--night-2); border-color: #22395c; }
.tools .tabs .tab { color: #8ea3bd; }
.tools .tabs .tab.on { color: #fff; border-bottom-color: var(--gold-2); }
.readbar { height: 3px; background: var(--line-2); flex: none; }
.readbar i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, #ff9f8a, #e8706a); transition: width .15s; }
.doc { flex: 1; overflow: auto; padding: 22px 32px 50px; line-height: 1.72; font-size: 15.5px; color: #2b3742; }
.doc h1 { font-size: 30px; margin: 4px 0 14px; line-height: 1.12; color: var(--ink); }
.doc h2 { font-size: 24px; margin: 34px 0 10px; color: var(--ink); }
.doc h3 { font-size: 19px; margin: 24px 0 8px; color: var(--ink); }
.doc strong { color: var(--ink); }
.doc img { max-width: 100%; border-radius: 14px; border: 1px solid var(--line); background: #fff; }
.doc code { background: var(--code-bg); padding: 1px 6px; border-radius: 6px; font-size: 13.5px; font-family: "JetBrains Mono", ui-monospace, monospace; color: #9a3b2e; }
.doc pre { position: relative; background: var(--night); color: #dde7f0; padding: 14px 16px; border-radius: 14px; overflow: auto; font-size: 13.5px; line-height: 1.55; }
.doc pre code { background: none; padding: 0; color: inherit; }
.doc pre .run { position: absolute; top: 8px; right: 8px; font-size: 12px; padding: 3px 12px; background: linear-gradient(135deg, #ff9f8a, #e8706a); color: #2a0d08; border: none; }
.doc pre .run.copy { background: rgba(255,255,255,.12); color: #dde7f0; }
.doc table { border-collapse: separate; border-spacing: 0; margin: 14px 0; font-size: 14.5px; background: #fff; border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.doc th, .doc td { border-bottom: 1px solid var(--line-2); padding: 8px 12px; text-align: left; vertical-align: top; }
.doc tr:last-child td { border-bottom: none; }
.doc th { background: #eef5f8; font-weight: 600; color: var(--ink); }
.doc blockquote { margin: 14px 0; padding: 10px 18px; border-left: 3px solid var(--line); background: #fff; border-radius: 0 14px 14px 0; }
.doc .callout { margin: 18px 0; padding: 14px 18px; border-radius: 0 14px 14px 0; border-left: 3px solid; background: #fff; }
.doc .callout > :first-child { margin-top: 0; } .doc .callout > :last-child { margin-bottom: 0; }
.doc .callout .ct { font-size: 11.5px; letter-spacing: 2px; text-transform: uppercase; font-weight: 700; margin-bottom: 4px; }
.callout.note { border-color: #6b7fb5; } .callout.note .ct { color: #4a5a8c; }
.callout.tip { border-color: var(--teal); background: #eaf5f6; } .callout.tip .ct { color: var(--teal); }
.callout.warning { border-color: var(--rust); background: #fcecec; } .callout.warning .ct { color: var(--rust); }
.callout.task { border-color: var(--gold); background: #eef5f8; } .callout.task .ct { color: var(--gold); }
.callout.question { border-color: #8a5a9c; background: #f7f1f9; } .callout.question .ct { color: #6e4380; }
.callout.bird { border-color: #4a3f72; background: linear-gradient(135deg, #f1eef8, #f6f9fb); position: relative; padding-right: 64px; }
.callout.bird .ct { color: #4a3f72; }
.callout.bird::after { content: ""; position: absolute; right: 16px; top: 14px; width: 34px; height: 34px; background: #4a3f72;
  -webkit-mask: url(/static/img/navi-mark.svg) no-repeat center / contain; mask: url(/static/img/navi-mark.svg) no-repeat center / contain; }
.doc details { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 10px 16px; margin: 10px 0; }
.doc details summary { cursor: pointer; font-weight: 600; color: var(--ink); }
.doc a.file { font-family: ui-monospace, monospace; font-size: 13.5px; }

/* mission header */
.mhero { position: relative; margin: 0 0 24px; padding: 22px 26px 20px; border-radius: 20px; overflow: hidden; color: #fff; background: var(--dusk); box-shadow: var(--shadow); min-height: 150px; }
.mhero svg.ridge { position: absolute; left: 0; right: 0; bottom: 0; width: 100%; height: 70px; }
.mhero .navi { position: absolute; right: 24px; top: 20px; width: 40px; height: 40px; background: #f1f6fb; opacity: .9;
  -webkit-mask: url(/static/img/navi-mark.svg) no-repeat center / contain; mask: url(/static/img/navi-mark.svg) no-repeat center / contain; }
.mhero .leg { position: relative; font-size: 11.5px; letter-spacing: 2.6px; text-transform: uppercase; font-weight: 600; color: #ffd3c0; }
.mhero h1 { position: relative; margin: 8px 70px 14px 0 !important; color: #fff !important; font-size: 28px !important; line-height: 1.12; }
.mhero .chips { position: relative; display: flex; flex-wrap: wrap; gap: 8px; }
.mhero .chip2 { font-size: 12.5px; font-weight: 600; color: #fff; background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.24); border-radius: 99px; padding: 4px 11px; }
.mhero .chip2.done { background: rgba(127,209,199,.25); border-color: rgba(127,209,199,.5); }
.mhero .update { position: relative; margin-top: 14px; background: rgba(255,255,255,.92); color: var(--ink); border-radius: 14px; padding: 10px 14px;
  font-size: 14px; display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.mhero .update button { padding: 5px 14px; font-size: 13.5px; }

/* check bar and field report */
.checkbar { border-top: 1px solid var(--line); padding: 12px 16px; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; flex: none; background: #fff; }
.checkbar .grow { flex: 1; }
.checkbar #checkBtn { padding: 10px 22px; }
.result { border-top: 1px solid var(--line); max-height: 44%; overflow: auto; display: none; flex: none; background: #fff; }
.result.show { display: block; }
.result .head { display: flex; align-items: center; gap: 14px; padding: 14px 18px; background: #eef5f8; position: sticky; top: 0; }
.result.ok .head { background: #e7f4f6; }
.result .head img { display: none; }
.result .head .rt { flex: 1; min-width: 0; font-family: var(--serif); font-size: 19px; font-weight: 600; line-height: 1.2; }
.result .head .rt small { display: block; font-family: Inter, sans-serif; font-weight: 400; font-size: 13px; color: var(--muted); margin-top: 2px; }
.result .head .score { font-family: var(--serif); font-size: 26px; font-weight: 600; color: var(--gold); }
.result.ok .head .score { color: var(--teal); }
.result .head button { padding: 2px 10px; }
.result .rlog { padding: 10px 18px 16px; font-size: 13px; font-family: ui-monospace, "JetBrains Mono", monospace; }
.result .rlog div { white-space: pre-wrap; line-height: 1.6; }
.result .rlog .ok { color: var(--teal); font-weight: 600; }
.result .rlog .ko { color: var(--rust); font-weight: 700; margin-top: 6px; }
.result .rlog .why { color: #4a5866; padding-left: 20px; }
.result .rlog .hint { color: #8a3a2e; background: var(--gold-soft); border-radius: 8px; padding: 4px 10px; margin: 4px 0 4px 20px; }
.result .rlog .sum { margin-top: 10px; font-weight: 700; color: var(--ink); }
.result .rlog .plain { color: #4a5866; }
.pane { flex: 1; min-height: 0; display: none; position: relative; }
.pane.on { display: flex; }

/* success card */
.party { position: fixed; right: 24px; bottom: 24px; z-index: 60; pointer-events: none; }
.party .cheer { background: var(--night); color: #fff; border-radius: 20px; padding: 16px 22px 16px 18px; display: flex; align-items: center; gap: 14px;
  box-shadow: 0 24px 60px rgba(10,10,30,.4); border: 1px solid rgba(255,201,176,.4); animation: slidein .45s ease-out, fadeout .5s ease-in 3.6s forwards; }
.party .cheer img { display: none; }
.party .cheer .medal { width: 48px; height: 48px; }
.party .cheer b { font-family: var(--serif); font-size: 21px; font-weight: 600; color: #ffc9b0; display: block; line-height: 1.2; }
.party .cheer span { color: rgba(255,255,255,.8); font-size: 14px; }
.party .cheer .rankup { display: block; color: #7fe0d8; font-weight: 600; margin-top: 2px; }
@keyframes slidein { from { transform: translateY(30px); opacity: 0; } to { transform: none; opacity: 1; } }
@keyframes fadeout { to { opacity: 0; transform: translateY(10px); } }

/* ---------------------------------------------------------------- code side */
.tree { width: 220px; flex: none; background: var(--night-2); color: #c6d3e0; overflow: auto; font-size: 13px; border-right: 1px solid #22395c; }
.tree .bar { display: flex; gap: 4px; padding: 8px; position: sticky; top: 0; background: var(--night-2); }
.tree .bar button { background: rgba(255,255,255,.06); color: #dde7f0; border: 1px solid #28406a; padding: 2px 9px; font-size: 12px; border-radius: 8px; }
.tree .node { padding: 4px 10px; cursor: pointer; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; user-select: none; }
.tree .node:hover { background: #1b3358; }
.tree .node.sel { background: rgba(255,143,122,.16); color: #fff; box-shadow: inset 2px 0 0 var(--gold-2); }
.edcol { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.ftabs { display: flex; background: var(--night-2); overflow-x: auto; flex: none; min-height: 34px; }
.ftab { padding: 8px 10px 8px 13px; color: #8ea3bd; font-size: 13px; cursor: pointer; border-right: 1px solid var(--night); white-space: nowrap; display: flex; gap: 8px; align-items: center; }
.ftab.on { background: var(--night); color: #fff; box-shadow: inset 0 2px 0 var(--gold-2); }
.ftab .x { opacity: .6; } .ftab .x:hover { opacity: 1; }
.ftab.dirty .name::after { content: " ●"; color: var(--gold-2); }
#monaco { flex: 1; min-height: 0; }
.imgview { flex: 1; overflow: auto; display: none; align-items: flex-start; justify-content: center; padding: 16px; background: var(--night); }
.imgview img { max-width: 100%; }
.empty { color: #a3b4c8; margin: auto; text-align: center; padding: 30px; line-height: 1.6; }
.empty.welcome { max-width: 470px; text-align: left; }
.empty.welcome img { width: 46px; height: 46px; display: block; margin: 0 auto 10px; filter: invert(84%) sepia(30%) saturate(500%) hue-rotate(340deg); }
.empty.welcome h3 { font-family: var(--serif); font-size: 26px; color: #fff; margin: 0 0 4px; text-align: center; }
.empty.welcome .sub { text-align: center; color: #ffc9b0; font-weight: 600; font-size: 11.5px; letter-spacing: 2.6px; text-transform: uppercase; margin-bottom: 14px; }
.empty.welcome ul { margin: 0; padding: 0; list-style: none; }
.empty.welcome li { padding: 9px 12px; margin: 7px 0; background: var(--night-2); border: 1px solid #22395c; border-radius: 12px; line-height: 1.5; font-size: 14px; }
.empty.welcome kbd { background: #22395c; border-radius: 5px; padding: 1px 6px; font-family: ui-monospace, monospace; font-size: 12px; color: #fff; }
.termwrap { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.termtabs { display: flex; background: var(--night-2); flex: none; }
.termtabs .ttab { color: #8ea3bd; padding: 7px 13px; font-size: 13px; cursor: pointer; border-right: 1px solid var(--night); }
.termtabs .ttab.on { color: #fff; background: var(--night); box-shadow: inset 0 2px 0 var(--gold-2); }
.terms { flex: 1; position: relative; min-height: 0; }
.term { position: absolute; inset: 0; padding: 8px 0 0 10px; display: none; }
.term.on { display: block; }
iframe.web { flex: 1; border: 0; background: #fff; width: 100%; }
.webbar { display: flex; gap: 8px; align-items: center; padding: 7px 10px; background: var(--night-2); color: #a3b4c8; font-size: 13px; flex: none; }
.webbar input { flex: 1; background: var(--night); color: #eee; border: 1px solid #28406a; padding: 5px 9px; border-radius: 8px; }
.webbar button { background: rgba(255,255,255,.06); color: #dde7f0; border: 1px solid #28406a; padding: 4px 11px; }
.col { display: flex; flex-direction: column; flex: 1; min-width: 0; }

.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: var(--night); color: #fff; padding: 12px 20px;
  border-radius: 999px; z-index: 50; box-shadow: 0 10px 30px rgba(0,0,0,.3); font-size: 14.5px; max-width: 90vw; }
.modal-bg { position: fixed; inset: 0; background: rgba(15,20,40,.5); backdrop-filter: blur(3px); display: flex; align-items: center; justify-content: center; z-index: 40; }
.modal { background: #fff; border-radius: 22px; padding: 24px 26px; width: min(470px, 92vw); box-shadow: 0 30px 80px rgba(0,0,0,.35); }
.modal h3 { margin: 0 0 8px; font-size: 24px; }
.modal p { color: var(--muted); line-height: 1.6; }
.modal .row { display: flex; gap: 8px; justify-content: flex-end; margin-top: 16px; }

@media (max-width: 1000px) {
  .hgrid, .legblock { grid-template-columns: 1fr; }
  .mitem { grid-template-columns: 48px 1fr 100px; } .mitem .dur, .mitem .xp { display: none; }
  .hhero h1 { font-size: 40px; }
}
@media (max-width: 900px) {
  .work { flex-direction: column; }
  .notebook { width: 100% !important; height: 55%; min-width: 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .split { display: none; } .tree { width: 150px; } .crumb { display: none; }
}
@media (max-width: 600px) { #uname { display: none; } .hwrap, .wrap { padding: 0 16px; } .hhero { padding: 90px 0 80px; } }

/* ---------------------------------------------------------------- guided tour and tips */
.tour { position: fixed; inset: 0; z-index: 80; }
.tour-shade { position: fixed; inset: 0; background: rgba(15,20,40,.55); }
.tour-spot { position: fixed; border-radius: 14px; box-shadow: 0 0 0 9999px rgba(15,20,40,.55), 0 0 0 2px #ff8f7a, 0 0 24px rgba(255,143,122,.6);
  transition: all .25s ease; pointer-events: none; }
.tour-card { position: fixed; width: min(340px, 90vw); background: #fff; border-radius: 18px; padding: 16px 18px 14px; box-shadow: 0 24px 60px rgba(0,0,0,.35);
  border-top: 4px solid var(--gold-2); animation: slidein .25s ease-out; }
.tour-step { font-size: 11px; letter-spacing: 2px; text-transform: uppercase; color: var(--gold); font-weight: 700; }
.tour-card h4 { font-family: var(--serif); font-size: 20px; margin: 4px 0 6px; font-weight: 600; }
.tour-card p { margin: 0 0 12px; color: #3b4652; line-height: 1.55; font-size: 14.5px; }
.tour-btns { display: flex; gap: 8px; align-items: center; }
.tour-btns span { flex: 1; }
.tour-btns button { padding: 6px 14px; font-size: 13.5px; }
.tour-skip { border: none; background: none; color: var(--muted); }
.tip-card { position: fixed; left: 22px; bottom: 22px; z-index: 70; width: min(360px, 88vw); background: var(--night); color: #fff; border-radius: 18px;
  padding: 14px 40px 14px 18px; box-shadow: 0 20px 50px rgba(10,10,30,.4); border: 1px solid rgba(255,201,176,.35);
  opacity: 0; transform: translateY(16px); transition: all .3s ease; }
.tip-card.in { opacity: 1; transform: none; }
.tip-card .tip-k { font-size: 11px; letter-spacing: 2px; text-transform: uppercase; color: #ffc9b0; font-weight: 700; }
.tip-card b { font-family: var(--serif); font-size: 18px; font-weight: 600; display: block; margin: 2px 0 4px; }
.tip-card p { margin: 0; color: rgba(255,255,255,.85); font-size: 14px; line-height: 1.5; }
.tip-x { position: absolute; top: 10px; right: 10px; background: rgba(255,255,255,.1); color: #fff; border: none; width: 26px; height: 26px; padding: 0; border-radius: 50%; }

/* ---------------------------------------------------------------- intro video */
.intro-bg { position: fixed; inset: 0; z-index: 90; background: rgba(8,10,24,.82); backdrop-filter: blur(4px); display: grid; place-items: center; padding: 20px; }
.intro-box { width: min(1100px, 96vw); background: #0b1730; border-radius: 22px; overflow: hidden; box-shadow: 0 30px 90px rgba(0,0,0,.6); border: 1px solid rgba(255,201,176,.3); }
.intro-box video { display: block; width: 100%; aspect-ratio: 16 / 9; background: #0b1730; }
.intro-bar { display: flex; align-items: center; gap: 12px; padding: 12px 16px; color: rgba(255,255,255,.8); font-size: 14px; }
.intro-bar b { font-family: var(--serif); color: #ffc9b0; font-weight: 600; font-size: 17px; }
.intro-bar span { flex: 1; }
.intro-bar a { color: #ffc9b0; font-size: 13px; }

/* full-page intro film (first visit of an account) */
.film-full { position: fixed; inset: 0; z-index: 95; background: #000; }
.film-full video { width: 100%; height: 100%; object-fit: contain; background: #000; }
.film-full .ff-skip { position: absolute; top: 22px; right: 24px; padding: 10px 22px; background: rgba(255,255,255,.14); color: #fff;
  border: 1px solid rgba(255,255,255,.45); backdrop-filter: blur(6px); font-size: 15px; }
.film-full .ff-sound { position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%); padding: 12px 24px; display: none;
  background: linear-gradient(135deg, #ff9f8a, #e8706a); color: #2a0d08; border: none; font-size: 16px; }
.film-full .ff-brand { position: absolute; top: 26px; left: 28px; display: flex; gap: 10px; align-items: center; color: #fff; font-weight: 600; letter-spacing: 3px; font-size: 13px; text-transform: uppercase; }
.film-full .ff-brand img { width: 28px; }
/* expedition map from edge to edge */
.mapwide { width: 100%; margin: 0; line-height: 0; }
.mapwide svg { display: block; width: 100%; height: auto; min-height: 320px; }
.mapwide .wp { cursor: pointer; }
.mapwide text { font-family: Inter, sans-serif; }

/* IRIS Systems — the company logo (img/iris-logo-mask.png, from "Logo IRIS 002"), drawn in the text colour */
@font-face { font-family: "Space Grotesk"; font-weight: 300 700; font-display: swap; src: url(/static/vendor/fonts/space-grotesk-latin.woff2) format("woff2"); }
.iris-mark { display: inline-block; vertical-align: middle; height: 22px; aspect-ratio: 3.279; background: currentColor; -webkit-mask: url(/static/img/iris-logo-mask.png) center / contain no-repeat; mask: url(/static/img/iris-logo-mask.png) center / contain no-repeat; color: inherit; font-size: 0; border: none; padding: 0; }
.iris-mark span { display: none; }
.by-iris { display: inline-flex; align-items: center; gap: 8px; margin-left: 14px; padding-left: 14px; border-left: 1px solid rgba(255,255,255,.22); font-size: 11px; letter-spacing: 1.5px; text-transform: lowercase; font-weight: 500; opacity: .9; text-decoration: none; color: inherit; }
.by-iris .iris-mark { height: 17px; }
.iris-foot { display: inline-flex; align-items: center; gap: 10px; color: inherit; text-decoration: none; }
.iris-foot img { width: 26px; height: 26px; border-radius: 6px; }
@media (max-width: 640px) { .by-iris { display: none; } }