/* ============================================================
   COVERT OPS // covertops.co.uk
   Shared stylesheet: gate terminal + archive
   ============================================================ */

:root{
  --bg:        #06090a;
  --bg-2:      #0b1113;
  --panel:     #0d1517;
  --ink:       #b9f2cd;
  --ink-dim:   #6f9a80;
  --green:     #4dff8a;
  --green-2:   #22c05e;
  --amber:     #ffb02e;
  --red:       #ff4d5e;
  --rule:      #1d2d2a;
  --mono: "SFMono-Regular", ui-monospace, "Cascadia Mono", "JetBrains Mono", Consolas, "Liberation Mono", monospace;
}

*{box-sizing:border-box}

html,body{height:100%}

body{
  margin:0;
  background:
    radial-gradient(1200px 700px at 50% -10%, #10201c 0%, transparent 60%),
    var(--bg);
  color:var(--ink);
  font-family:var(--mono);
  font-size:15px;
  line-height:1.6;
  letter-spacing:.02em;
  -webkit-font-smoothing:antialiased;
}

/* ---------- atmosphere layers ---------- */
.scanlines,.vignette,.noise{position:fixed;inset:0;pointer-events:none;z-index:9}
.scanlines{
  background:repeating-linear-gradient(to bottom,rgba(0,0,0,.28) 0 1px,transparent 1px 3px);
  mix-blend-mode:multiply;opacity:.55;
}
.vignette{box-shadow:inset 0 0 220px 60px rgba(0,0,0,.9)}
.noise{
  opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:noiseShift .6s steps(2) infinite;
}
@keyframes noiseShift{0%{transform:translate(0,0)}50%{transform:translate(-2px,1px)}100%{transform:translate(1px,-1px)}}

/* ---------- shell ---------- */
.terminal{
  position:relative;z-index:2;
  max-width:820px;margin:0 auto;padding:38px 22px 70px;
}

/* ---------- crest ---------- */
.crest{display:flex;gap:20px;align-items:center;border-bottom:1px solid var(--rule);padding-bottom:20px}
.seal{color:var(--green);filter:drop-shadow(0 0 8px rgba(77,255,138,.35));flex:0 0 auto}
.crest h1{
  margin:0;font-size:30px;letter-spacing:.34em;color:#eafff1;
  text-shadow:0 0 14px rgba(77,255,138,.45);
}
.crest-text .sub{margin:4px 0 0;font-size:11px;letter-spacing:.28em;color:var(--ink-dim)}
.class-banner{margin:8px 0 0;font-size:11px;letter-spacing:.2em;color:var(--ink-dim)}
.class-banner span{
  background:var(--red);color:#12060a;padding:2px 8px;font-weight:700;letter-spacing:.16em;
}

/* ---------- boot log ---------- */
.boot{padding:22px 0 0}
.bootlog{
  margin:0;font-size:13px;line-height:1.75;color:var(--green-2);
  white-space:pre-wrap;min-height:1.75em;
}
.bootlog .ok{color:var(--green)}
.bootlog .warn{color:var(--amber)}
.bootlog .bad{color:var(--red)}

/* ---------- gate body ---------- */
.gate-body{animation:fadeUp .5s ease both}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

.notice{
  border:1px solid var(--rule);border-left:3px solid var(--amber);
  background:linear-gradient(180deg,rgba(255,176,46,.05),transparent);
  padding:14px 16px;margin:24px 0 20px;font-size:13px;
}
.notice p{margin:0 0 8px}
.notice p:last-child{margin:0}
.dim{color:var(--ink-dim)}
.tiny{font-size:11px}

/* ---------- progress ---------- */
.progress{display:flex;align-items:center;gap:8px;margin:0 0 26px}
.progress .pip{
  border:1px solid var(--rule);color:var(--ink-dim);
  padding:4px 9px;font-size:11px;letter-spacing:.14em;border-radius:2px;
  transition:.25s;
}
.progress .pip.active{border-color:var(--amber);color:var(--amber);box-shadow:0 0 12px rgba(255,176,46,.25)}
.progress .pip.done{border-color:var(--green);color:#05140b;background:var(--green)}
.progress .bar{flex:1;height:1px;background:var(--rule)}

/* ---------- challenge cards ---------- */
.chal{
  border:1px solid var(--rule);background:linear-gradient(180deg,var(--panel),#080e0f);
  padding:20px;margin:0 0 18px;position:relative;
  transition:opacity .35s, filter .35s;
}
.chal.locked{opacity:.28;filter:blur(2.5px) grayscale(.7);pointer-events:none;user-select:none}
.chal.cleared{border-color:rgba(77,255,138,.4)}
.chal.cleared::after{
  content:"CLEARED";position:absolute;top:14px;right:14px;
  color:var(--green);border:1px solid var(--green);padding:2px 8px;font-size:10px;letter-spacing:.2em;
  transform:rotate(-4deg);
}
.chal h2{
  margin:0 0 10px;font-size:15px;letter-spacing:.2em;color:#dffdea;
  display:flex;align-items:center;gap:10px;
}
.chal h2 .idx{
  color:#05140b;background:var(--ink-dim);padding:2px 7px;font-size:11px;border-radius:2px;
}
.chal.cleared h2 .idx{background:var(--green)}
.brief{margin:0 0 14px;font-size:13px;color:#9fd2b3}
.hint{font-size:12px;color:var(--amber);margin:12px 0}
.hint em{color:#ffd490;font-style:normal}

/* ---------- blocks ---------- */
.cipherblock,.morseblock{
  margin:0;padding:14px 16px;background:#050a0b;border:1px dashed var(--rule);
  color:var(--green);font-size:15px;letter-spacing:.22em;white-space:pre-wrap;
  text-shadow:0 0 10px rgba(77,255,138,.4);
}
.morseblock{font-size:20px;letter-spacing:.14em;text-align:center}
.morseblock.playing{color:var(--amber);text-shadow:0 0 16px rgba(255,176,46,.6)}

/* ---------- redaction ---------- */
.redacted{
  background:#000;color:transparent;padding:0 4px;border-radius:1px;
  cursor:help;transition:.25s;box-shadow:inset 0 0 0 1px #14211f;
}
.redacted:hover,.redacted:focus,.redacted.revealed{background:transparent;color:var(--amber)}

/* ---------- cipher wheel ---------- */
.wheel{margin:16px 0;border:1px solid var(--rule);padding:12px;background:#050a0b}
.wheel-row{display:flex;gap:2px;overflow:hidden;font-size:12px}
.wheel-row span{
  flex:1 0 auto;width:22px;text-align:center;padding:3px 0;
  border:1px solid #12211f;color:var(--ink-dim);
}
.wheel-row.shift span{color:var(--green);border-color:#1c3a2c}
.wheel-label{margin:10px 0 4px;font-size:10px;letter-spacing:.2em;color:var(--ink-dim)}
.wheel-out{margin:8px 0 0;font-size:13px;color:var(--amber);letter-spacing:.14em}
#shiftRange{width:100%;accent-color:var(--green)}

/* ---------- morse chart ---------- */
.chart{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(78px,1fr));gap:6px;
  margin:12px 0;padding:12px;border:1px solid var(--rule);background:#050a0b;font-size:12px;
}
.chart div{color:var(--ink-dim)}
.chart div b{color:var(--green);margin-right:6px}

/* ---------- one-time pad ---------- */
.pad{border:1px solid var(--rule);background:#050a0b;padding:6px 12px;margin:14px 0}
.padrow{display:flex;gap:14px;padding:8px 0;border-bottom:1px dashed #12211f;font-size:13px}
.padrow:last-child{border-bottom:0}
.padrow .k{color:var(--amber);flex:0 0 34px;letter-spacing:.1em}
.padrow .v{color:#9fd2b3}
.padrow b{color:var(--green)}

/* ---------- forms ---------- */
.answer{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:16px}
.answer label{
  width:100%;font-size:10px;letter-spacing:.24em;color:var(--ink-dim);
}
.answer input{
  flex:1 1 200px;background:#04090a;border:1px solid var(--rule);color:var(--green);
  font-family:var(--mono);font-size:17px;letter-spacing:.34em;padding:11px 13px;
  text-transform:uppercase;outline:none;transition:.2s;
}
.answer input:focus{border-color:var(--green);box-shadow:0 0 0 1px rgba(77,255,138,.3),0 0 18px rgba(77,255,138,.15)}
button{font-family:var(--mono);cursor:pointer}
.answer button{
  background:var(--green);color:#04140a;border:0;padding:12px 20px;
  font-size:12px;letter-spacing:.2em;font-weight:700;transition:.2s;
}
.answer button:hover{background:#8dffb8;box-shadow:0 0 22px rgba(77,255,138,.4)}
.ghost{
  background:transparent;color:var(--ink);border:1px solid var(--rule);
  padding:9px 14px;font-size:11px;letter-spacing:.16em;transition:.2s;
}
.ghost:hover{border-color:var(--green);color:var(--green)}
.controls{display:flex;gap:10px;flex-wrap:wrap;margin:12px 0}
.linkish{background:none;border:0;color:var(--ink-dim);text-decoration:underline;font-size:11px;padding:0}
.linkish:hover{color:var(--red)}

.feedback{width:100%;margin:2px 0 0;font-size:12px;min-height:1.3em;letter-spacing:.08em}
.feedback.err{color:var(--red)}
.feedback.ok{color:var(--green)}
.feedback.warn{color:var(--amber)}

.shake{animation:shake .38s}
@keyframes shake{
  0%,100%{transform:translateX(0)}
  20%{transform:translateX(-7px)}40%{transform:translateX(6px)}
  60%{transform:translateX(-4px)}80%{transform:translateX(3px)}
}

/* ---------- hold to authenticate ---------- */
.holdpad{
  position:relative;display:block;margin:18px auto;width:170px;height:170px;border-radius:50%;
  background:radial-gradient(circle at 50% 40%,#0f2a1d,#050c0a);
  border:1px solid var(--green-2);color:var(--ink);
  font-size:10px;letter-spacing:.18em;overflow:hidden;
}
.holdpad .hp-ring{
  position:absolute;inset:0;border-radius:50%;
  background:conic-gradient(var(--green) calc(var(--p,0)*1%), transparent 0);
  opacity:.35;transition:opacity .2s;
}
.holdpad .hp-label{position:relative;z-index:2}
.holdpad:hover{box-shadow:0 0 30px rgba(77,255,138,.25)}

/* ---------- footer ---------- */
.gate-foot{margin-top:34px;border-top:1px solid var(--rule);padding-top:14px;font-size:11px;color:var(--ink-dim)}
.gate-foot p{margin:0 0 5px}

/* ---------- access granted overlay ---------- */
.granted{
  position:fixed;inset:0;z-index:50;background:#020605;
  display:flex;align-items:center;justify-content:center;text-align:center;
  animation:fadeUp .3s ease both;
}
[hidden]{display:none !important}
.g-stamp{
  font-size:clamp(26px,7vw,58px);letter-spacing:.3em;color:var(--green);margin:0;
  text-shadow:0 0 30px rgba(77,255,138,.6);animation:flicker 1.6s infinite;
}
.g-line{color:var(--ink-dim);letter-spacing:.2em;font-size:13px;margin-top:16px}
@keyframes flicker{0%,100%{opacity:1}45%{opacity:.55}47%{opacity:1}72%{opacity:.7}}

/* ============================================================
   ARCHIVE (main site)
   ============================================================ */
.archive{max-width:1000px;margin:0 auto;padding:30px 22px 80px;position:relative;z-index:2}

.topbar{
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  border-bottom:1px solid var(--rule);padding-bottom:14px;margin-bottom:26px;
}
.topbar .brand{display:flex;align-items:center;gap:12px;color:var(--green)}
.topbar .brand strong{color:#eafff1;letter-spacing:.3em;font-size:17px}
.topbar nav{display:flex;gap:6px;flex-wrap:wrap}
.topbar nav a{
  color:var(--ink-dim);text-decoration:none;font-size:11px;letter-spacing:.18em;
  border:1px solid var(--rule);padding:7px 11px;transition:.2s;
}
.topbar nav a:hover{color:var(--green);border-color:var(--green)}

.hero{border:1px solid var(--rule);background:linear-gradient(180deg,var(--panel),#070d0e);padding:28px 24px;margin-bottom:26px}
.hero h2{margin:0 0 8px;font-size:clamp(22px,4vw,34px);letter-spacing:.16em;color:#eafff1}
.hero p{margin:0;color:#9fd2b3;font-size:14px;max-width:64ch}
.stamp{
  display:inline-block;border:2px solid var(--red);color:var(--red);
  padding:4px 12px;font-size:11px;letter-spacing:.24em;transform:rotate(-3deg);margin-bottom:14px;
}

.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}
.card{
  border:1px solid var(--rule);background:linear-gradient(180deg,var(--panel),#070d0e);
  padding:18px;transition:.25s;
}
.card:hover{border-color:var(--green-2);transform:translateY(-2px)}
.card h3{margin:0 0 6px;font-size:13px;letter-spacing:.2em;color:var(--green)}
.card .meta{font-size:10px;letter-spacing:.18em;color:var(--ink-dim);margin:0 0 10px}
.card p{margin:0;font-size:13px;color:#9fd2b3}

.section{margin:34px 0 0}
.section > h2{
  font-size:12px;letter-spacing:.3em;color:var(--ink-dim);
  border-bottom:1px solid var(--rule);padding-bottom:8px;margin:0 0 16px;
}

table.dossier{width:100%;border-collapse:collapse;font-size:13px}
table.dossier th,table.dossier td{border:1px solid var(--rule);padding:9px 11px;text-align:left}
table.dossier th{color:var(--ink-dim);font-size:10px;letter-spacing:.2em;background:#0a1213}
table.dossier td{color:#9fd2b3}
.status-green{color:var(--green)}
.status-amber{color:var(--amber)}
.status-red{color:var(--red)}

.foot{margin-top:44px;border-top:1px solid var(--rule);padding-top:16px;font-size:11px;color:var(--ink-dim)}

@media (max-width:560px){
  .crest{flex-direction:column;align-items:flex-start;gap:12px}
  .crest h1{font-size:23px}
  .wheel-row{font-size:10px}
  .wheel-row span{width:16px}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
}

/* ============================================================
   V2 — tracks, toolkit, hints, badges, verify
   ============================================================ */
:root{ --accent:#4dff8a; }

.terminal.wide{max-width:1060px}
.archive.narrow{max-width:720px}

.crest{position:relative}
.abort{
  position:absolute;right:0;top:0;color:var(--ink-dim);text-decoration:none;
  font-size:10px;letter-spacing:.2em;border:1px solid var(--rule);padding:6px 10px;transition:.2s;
}
.abort:hover{color:var(--red);border-color:var(--red)}
.tier-chip{background:var(--accent) !important;color:#06100c !important}

/* ---------- mission select ---------- */
.select-head{
  font-size:12px;letter-spacing:.34em;color:var(--ink-dim);
  border-bottom:1px solid var(--rule);padding-bottom:8px;margin:26px 0 18px;
}
.tracks{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:16px}
.track{
  position:relative;display:block;text-decoration:none;color:inherit;
  border:1px solid var(--rule);background:linear-gradient(180deg,var(--panel),#070d0e);
  padding:22px 20px 58px;transition:.25s;overflow:hidden;
}
.track::before{content:"";position:absolute;inset:0 0 auto 0;height:3px;background:var(--tier,#4dff8a)}
.track:hover{transform:translateY(-3px);border-color:var(--tier,#4dff8a);box-shadow:0 10px 40px rgba(0,0,0,.6)}
.track-easy{--tier:#c98b3a}
.track-medium{--tier:#cfdae2}
.track-hard{--tier:#ffc63d}
.track-status{
  position:absolute;top:14px;right:14px;font-size:9px;letter-spacing:.2em;
  color:var(--ink-dim);border:1px solid var(--rule);padding:2px 7px;
}
.track.done .track-status{color:#05140b;background:var(--tier);border-color:var(--tier)}
.track.done{border-color:var(--tier)}
.track-tier{
  display:inline-block;font-size:10px;letter-spacing:.28em;color:var(--tier);
  border:1px solid var(--tier);padding:3px 9px;margin-bottom:12px;
}
.track h3{margin:0;font-size:26px;letter-spacing:.24em;color:#eafff1}
.track-sub{margin:2px 0 14px;font-size:10px;letter-spacing:.3em;color:var(--ink-dim)}
.track-list{margin:0;padding-left:16px;font-size:12.5px;color:#9fd2b3;line-height:1.75}
.track-list li{margin-bottom:2px}
.track-time{margin:14px 0 0;font-size:10px;letter-spacing:.2em;color:var(--ink-dim)}
.track-go{
  position:absolute;left:20px;bottom:18px;font-size:11px;letter-spacing:.22em;color:var(--tier);
}
.chip{
  display:inline-block;padding:2px 9px;font-size:10px;letter-spacing:.14em;
  border:1px solid currentColor;margin:2px 4px 2px 0;
}
.chip-bronze{color:#c98b3a}.chip-silver{color:#cfdae2}.chip-gold{color:#ffc63d}

.rules{border:1px solid var(--rule);padding:18px 20px;margin:26px 0 0;background:#070d0e}
.rules h2{margin:0 0 10px;font-size:11px;letter-spacing:.3em;color:var(--ink-dim)}
.rules ul{margin:0;padding-left:18px;font-size:12.5px;color:#9fd2b3;line-height:1.8}

/* ---------- field toolkit ---------- */
.toolkit{margin:0 0 20px}
.tk-toggle{width:100%;text-align:left;letter-spacing:.24em}
.tk-panel{border:1px solid var(--rule);border-top:0;background:#050a0b;padding:14px}
.tk-panel label{display:block;font-size:10px;letter-spacing:.24em;color:var(--ink-dim);margin:0 0 5px}
.tk-panel textarea{
  width:100%;background:#04090a;border:1px solid var(--rule);color:var(--green);
  font-family:var(--mono);font-size:13px;padding:9px;resize:vertical;outline:none;
}
.tk-panel textarea:focus{border-color:var(--green)}
.tk-out{
  margin:0;padding:10px;background:#04090a;border:1px dashed var(--rule);color:var(--amber);
  font-size:13px;max-height:280px;overflow:auto;white-space:pre-wrap;word-break:break-word;
}
.toolrow{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin:12px 0}
.toolrow select,.toolkey{
  background:#04090a;border:1px solid var(--rule);color:var(--green);
  font-family:var(--mono);font-size:13px;padding:9px 10px;outline:none;
}
.toolrow select{flex:1 1 240px}
.toolkey{flex:0 1 170px;letter-spacing:.16em;text-transform:uppercase}
.toolkey.wide{flex:1 1 240px}
.toolrow select:focus,.toolkey:focus{border-color:var(--green)}

/* ---------- hints ---------- */
.hintbox{margin:14px 0 0;border-top:1px dashed var(--rule);padding-top:12px}
.hintbtn{font-size:10px;letter-spacing:.18em}
.hintbtn:disabled{opacity:.4;cursor:not-allowed}
.hintline{
  margin:10px 0 0;font-size:12.5px;color:var(--amber);
  border-left:2px solid var(--amber);padding-left:10px;
}
.hintline b{color:#ffd490}

/* ---------- memo (steganography) ---------- */
.memo{border:1px solid var(--rule);background:#f3efe4;color:#1a1a17;padding:16px 18px;margin:0 0 4px}
.memo-head{margin:0 0 10px;font-size:10px;letter-spacing:.24em;color:#6b6558;border-bottom:1px solid #cfc7b4;padding-bottom:6px}
.memo-line{margin:0 0 6px;font-size:13px;line-height:1.7}

/* ---------- polybius ---------- */
.polybius{margin:14px 0;border:1px solid var(--rule);background:#050a0b;padding:12px;overflow-x:auto}
.polybius table{border-collapse:collapse;margin:0 auto;font-size:13px}
.polybius th,.polybius td{border:1px solid #14231f;padding:6px 11px;text-align:center;color:var(--green)}
.polybius th{color:var(--amber)}

.wheelrange{width:100%;accent-color:var(--green)}

/* ---------- badge page ---------- */
.tier-hero{border-color:var(--accent)}
.tier-stamp{border-color:var(--accent);color:var(--accent)}
.badge-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:26px;align-items:start}
.badge-stage{
  border:1px solid var(--rule);background:#050a0b;padding:18px;text-align:center;
}
.badge-stage canvas{width:100%;height:auto;max-width:460px;display:block;margin:0 auto}
.badge-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:16px}
button.primary{
  background:var(--accent);color:#06100c;border:0;padding:12px 18px;
  font-size:11px;letter-spacing:.18em;font-weight:700;transition:.2s;
}
button.primary:hover{filter:brightness(1.15);box-shadow:0 0 24px rgba(255,255,255,.14)}
.btnlink{
  display:inline-block;text-decoration:none;background:transparent;color:var(--accent);
  border:1px solid var(--accent);padding:11px 16px;font-size:11px;letter-spacing:.18em;transition:.2s;
}
.btnlink:hover{background:var(--accent);color:#06100c}
.linkish.danger:hover{color:var(--red)}
table.dossier code{color:var(--amber);font-size:13px}
.badge-side .section > h2{margin-top:0}
#nextTier a{color:var(--accent)}

/* ---------- archive stripe ---------- */
.clearance-stripe{
  margin:0 0 22px;padding:9px 14px;font-size:11px;letter-spacing:.14em;
  border:1px solid var(--rule);border-left:3px solid var(--green);color:var(--ink-dim);
}
.clearance-stripe b{color:#dff6e7}
.clearance-stripe a{color:var(--green)}
.clearance-stripe.tier-bronze{border-left-color:#c98b3a}
.clearance-stripe.tier-silver{border-left-color:#cfdae2}
.clearance-stripe.tier-gold{border-left-color:#ffc63d}

/* ---------- verify ---------- */
.verify-form label{display:block;font-size:10px;letter-spacing:.24em;color:var(--ink-dim);margin:14px 0 6px}
.verify-form input{width:100%}
.verify-form button{margin-top:18px}
.vresult{margin-top:20px;border:1px solid var(--rule);padding:16px;background:#050a0b}
.vresult .v-head{margin:0 0 12px;font-size:20px;letter-spacing:.22em}
.vresult.good{border-color:var(--green)}
.vresult.good .v-head{color:var(--green)}
.vresult.bad{border-color:var(--red)}
.vresult.bad .v-head{color:var(--red)}
.vresult.tier-bronze{border-color:#c98b3a}
.vresult.tier-silver{border-color:#cfdae2}
.vresult.tier-gold{border-color:#ffc63d}

.gate-foot a{color:var(--ink-dim)}
.gate-foot a:hover{color:var(--green)}

@media (max-width:820px){
  .badge-layout{grid-template-columns:1fr}
}

/* ---------- clearance page: tier switcher + denied ---------- */
.tier-switch{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  border:1px solid var(--rule);background:#070d0e;padding:10px 14px;margin:0 0 20px;
}
.tierbtn{
  background:transparent;cursor:pointer;font-family:var(--mono);
  padding:4px 12px;font-size:11px;letter-spacing:.16em;transition:.2s;
}
.tierbtn:hover{background:currentColor;filter:brightness(1.2)}
#denied .stamp{border-color:var(--red);color:var(--red)}
#denied h2{color:#ffd7db}

/* ---------- archive decrypt status ---------- */
#decryptStatus code, .foot code{color:var(--amber);font-size:.95em}
#decryptStamp{transition:.3s}