/* ============================================================
   PART 107 FLIGHT DECK — NIGHT OPS
   Michroma (display) · Barlow (body) · IBM Plex Mono (data)
   ============================================================ */

:root {
  --ink:      #070b12;
  --panel:    #0d1420;
  --panel2:   #111b2b;
  --line:     rgba(140, 170, 210, .14);
  --line-hot: rgba(255, 182, 64, .35);
  --text:     #d8e2f0;
  --dim:      #8494ad;
  --amber:    #ffb640;
  --amber-dk: #21160a;
  --magenta:  #ff3d8a;
  --green:    #46e698;
  --red:      #ff5d5d;
  --blue:     #5b8def;
  --paper:    #f0ead9;
  --paper-ink:#1c1f26;
  --disp: "Michroma", sans-serif;
  --body: "Barlow", sans-serif;
  --mono: "IBM Plex Mono", monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--ink);
  color: var(--text);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.6;
  overflow-x: hidden;
}

/* contour-line atmosphere */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(1100px 600px at 85% -5%, rgba(255,182,64,.06), transparent 60%),
    radial-gradient(900px 700px at -10% 40%, rgba(255,61,138,.05), transparent 60%),
    radial-gradient(700px 500px at 50% 110%, rgba(91,141,239,.05), transparent 60%);
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  opacity: .5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='420' height='420' viewBox='0 0 420 420'%3E%3Cg fill='none' stroke='%232a3b55' stroke-opacity='.25' stroke-width='1'%3E%3Ccircle cx='210' cy='210' r='60'/%3E%3Ccircle cx='210' cy='210' r='120'/%3E%3Ccircle cx='210' cy='210' r='180'/%3E%3Ccircle cx='210' cy='210' r='240'/%3E%3C/g%3E%3C/svg%3E");
  background-size: 420px 420px;
}

.mono { font-family: var(--mono); }
a { color: var(--amber); text-decoration: none; }
a:hover { text-decoration: underline; }
::selection { background: var(--amber); color: var(--amber-dk); }

/* ---------------- topbar ---------------- */
.topbar {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 28px;
  padding: 14px 28px;
  background: rgba(7, 11, 18, .82);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none !important; }
.brand-mark {
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 12px var(--amber), 0 0 4px var(--amber);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse { 50% { opacity: .55; } }
.brand-text { font-family: var(--disp); font-size: 13px; letter-spacing: .12em; color: var(--text); }
.brand-text em { font-style: normal; color: var(--amber); }
.topnav { display: flex; gap: 4px; margin-left: auto; }
.topnav a {
  font-family: var(--mono); font-size: 12px; letter-spacing: .06em;
  color: var(--dim); padding: 7px 11px; border-radius: 4px;
  text-transform: uppercase;
}
.topnav a:hover { color: var(--amber); background: rgba(255,182,64,.07); text-decoration: none; }
.top-progress { display: flex; align-items: center; gap: 10px; }
.top-progress .bar { width: 110px; height: 5px; background: var(--panel2); border-radius: 3px; overflow: hidden; display: block; }
.top-progress .bar-fill { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--amber), var(--green)); transition: width .5s ease; }
.top-progress .bar-label { font-size: 12px; color: var(--dim); }

/* ---------------- hero ---------------- */
.hero { position: relative; padding: 90px 28px 40px; max-width: 1200px; margin: 0 auto; }
.hero-rings { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.ring { position: absolute; border-radius: 50%; border: 1.5px dashed rgba(255,61,138,.22); }
.r1 { width: 560px; height: 560px; top: -220px; right: -160px; animation: spin 90s linear infinite; }
.r2 { width: 380px; height: 380px; top: -120px; right: -60px; border-color: rgba(91,141,239,.25); animation: spin 60s linear infinite reverse; }
.r3 { width: 780px; height: 780px; top: -330px; right: -270px; border-color: rgba(255,182,64,.12); animation: spin 140s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.hero-inner { display: grid; grid-template-columns: 1.5fr 1fr; gap: 40px; align-items: center; position: relative; }
.eyebrow { font-size: 12px; letter-spacing: .22em; color: var(--magenta); margin-bottom: 22px; }
.hero h1 {
  font-family: var(--disp);
  font-size: clamp(27px, 5.2vw, 64px);
  line-height: 1.08;
  letter-spacing: .01em;
  color: #fff;
  text-shadow: 0 0 40px rgba(255,182,64,.14);
}
.hero h1 span { color: var(--amber); }
.hero-sub { margin-top: 24px; max-width: 560px; color: var(--dim); font-size: 18px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }
.hero-fine { margin-top: 26px; font-size: 11.5px; letter-spacing: .14em; color: var(--dim); }

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--body); font-weight: 600; font-size: 15.5px;
  padding: 13px 22px; border-radius: 6px; border: 1px solid transparent;
  cursor: pointer; transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  text-decoration: none !important;
}
.btn-amber { background: var(--amber); color: var(--amber-dk); box-shadow: 0 0 24px rgba(255,182,64,.25); }
.btn-amber:hover { transform: translateY(-2px); box-shadow: 0 6px 32px rgba(255,182,64,.4); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--line-hot); }
.btn-ghost:hover { background: rgba(255,182,64,.08); }
.btn-small { padding: 9px 16px; font-size: 14px; background: var(--amber); color: var(--amber-dk); border-radius: 5px; }
.btn-tag { font-size: 10px; letter-spacing: .14em; background: var(--amber-dk); color: var(--amber); padding: 3px 7px; border-radius: 3px; }

/* instrument ring */
.hero-instrument { position: relative; width: min(300px, 70vw); margin: 0 auto; }
.ring-svg { width: 100%; display: block; }
.ring-track { fill: none; stroke: var(--panel2); stroke-width: 10; }
.ring-dashed { fill: none; stroke: rgba(255,61,138,.3); stroke-width: 1.5; stroke-dasharray: 4 7; }
.ring-progress {
  fill: none; stroke: var(--amber); stroke-width: 10; stroke-linecap: round;
  filter: drop-shadow(0 0 8px rgba(255,182,64,.6));
  transition: stroke-dashoffset .8s cubic-bezier(.4, 0, .2, 1);
}
.ring-read { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; }
.ring-label { font-size: 11px; letter-spacing: .28em; color: var(--magenta); }
.ring-pct { font-family: var(--disp); font-size: 44px; color: #fff; }
.ring-sub { font-size: 11px; color: var(--dim); letter-spacing: .06em; }

/* ---------------- fleet ---------------- */
.fleet { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 70px; position: relative; }
.craft {
  display: grid; grid-template-columns: 190px 1fr; gap: 20px;
  background: var(--paper); color: var(--paper-ink);
  border-radius: 10px; padding: 22px;
  box-shadow: 0 20px 50px rgba(0,0,0,.45), inset 0 0 0 1px rgba(28,31,38,.08);
  position: relative; overflow: hidden;
}
.craft::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: repeating-linear-gradient(90deg, var(--magenta) 0 14px, transparent 14px 24px);
  opacity: .75;
}
.craft-photo { display: flex; align-items: center; justify-content: center; }
.craft-photo img { width: 100%; max-width: 190px; filter: drop-shadow(0 14px 18px rgba(0,0,0,.25)); transition: transform .4s ease; }
.craft:hover .craft-photo img { transform: translateY(-6px) rotate(-2deg); }
.craft-reg { font-size: 10.5px; letter-spacing: .22em; color: #a3382a; margin-bottom: 6px; }
.craft h3 { font-family: var(--disp); font-size: 20px; letter-spacing: .02em; }
.craft-spec { font-size: 11px; letter-spacing: .05em; color: #5a6270; margin-top: 8px; }
.craft-status { display: flex; gap: 18px; margin-top: 14px; }
.craft-pip { display: flex; align-items: center; gap: 7px; font-family: var(--mono); font-size: 11px; letter-spacing: .08em; color: #454c59; }
.pip { width: 10px; height: 10px; border-radius: 50%; background: #cfc7b2; box-shadow: inset 0 0 0 1.5px #a89f88; display: inline-block; }
.pip.on { background: #17a562; box-shadow: 0 0 8px rgba(23,165,98,.6); }
.craft-note { font-size: 13.5px; color: #5a6270; margin-top: 12px; line-height: 1.5; }

/* ---------------- sections ---------------- */
.section { max-width: 1100px; margin: 0 auto; padding: 110px 28px 10px; }
.sec-head { margin-bottom: 44px; max-width: 720px; }
.sec-eyebrow { font-size: 11.5px; letter-spacing: .26em; color: var(--magenta); margin-bottom: 14px; }
.sec-head h2 { font-family: var(--disp); font-size: clamp(24px, 3.4vw, 38px); color: #fff; line-height: 1.2; }
.sec-sub { color: var(--dim); margin-top: 14px; font-size: 17px; }
.sec-sub .hot, .hot { color: var(--amber); }

/* ---------------- waypoints ---------------- */
.waypoints { list-style: none; position: relative; padding-left: 26px; }
.waypoints::before {
  content: ""; position: absolute; left: 7px; top: 12px; bottom: 12px; width: 2px;
  background: repeating-linear-gradient(180deg, var(--magenta) 0 10px, transparent 10px 18px);
  opacity: .4;
}
.wp { display: grid; grid-template-columns: 90px 1fr; gap: 22px; padding: 26px 0; position: relative; }
.wp::before {
  content: ""; position: absolute; left: -25px; top: 36px;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--ink); border: 2.5px solid var(--amber);
  box-shadow: 0 0 10px rgba(255,182,64,.5);
}
.wp-num { color: var(--amber); font-size: 13px; letter-spacing: .12em; padding-top: 5px; }
.wp h3 { font-family: var(--disp); font-size: 17px; color: #fff; margin-bottom: 8px; letter-spacing: .02em; }
.wp p { color: var(--dim); max-width: 640px; }
.wp strong { color: var(--text); }

/* ---------------- checklist ---------------- */
.ck-group { margin-bottom: 34px; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.ck-group-head {
  display: flex; align-items: center; gap: 14px;
  padding: 15px 22px; border-bottom: 1px solid var(--line);
  background: var(--panel2);
}
.ck-code { font-family: var(--mono); font-size: 10.5px; letter-spacing: .2em; color: var(--magenta); border: 1px solid rgba(255,61,138,.35); padding: 3px 8px; border-radius: 3px; }
.ck-group-head h3 { font-size: 16px; font-weight: 600; color: #fff; }
.ck-count { margin-left: auto; font-size: 13px; color: var(--dim); }
.ck-list { list-style: none; }
.ck-item { display: grid; grid-template-columns: 26px 1fr; gap: 16px; padding: 17px 22px; border-bottom: 1px solid var(--line); transition: background .2s; }
.ck-item:last-child { border-bottom: none; }
.ck-item:hover { background: rgba(255,182,64,.03); }
.ck-item.action-one { background: rgba(255,182,64,.05); }
.ck-box {
  width: 24px; height: 24px; margin-top: 2px; border-radius: 5px;
  border: 1.5px solid var(--line-hot); background: transparent; color: transparent;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: all .2s ease; flex-shrink: 0;
}
.ck-box:hover { border-color: var(--amber); box-shadow: 0 0 10px rgba(255,182,64,.3); }
.ck-item.done .ck-box { background: var(--green); border-color: var(--green); color: #05281a; box-shadow: 0 0 12px rgba(70,230,152,.4); }
.ck-box.locked { cursor: default; }
.ck-label { font-weight: 600; color: var(--text); }
.ck-item.done .ck-label { color: var(--dim); text-decoration: line-through; text-decoration-color: rgba(70,230,152,.5); }
.ck-note { font-size: 14.5px; color: var(--dim); margin-top: 3px; }
.tag-action { font-family: var(--mono); font-size: 10px; letter-spacing: .12em; background: var(--amber); color: var(--amber-dk); padding: 2.5px 7px; border-radius: 3px; vertical-align: 2px; margin-left: 6px; }

/* ---------------- sprint ---------------- */
.sprint-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 14px; }
.day-card {
  position: relative; text-align: left;
  background: var(--panel); border: 1px solid var(--line); border-radius: 9px;
  padding: 18px 16px 20px; cursor: pointer; color: var(--text);
  font-family: var(--body); transition: all .2s ease;
  display: flex; flex-direction: column; gap: 7px;
}
.day-card:hover { border-color: var(--line-hot); transform: translateY(-3px); }
.day-num { font-size: 11px; letter-spacing: .18em; color: var(--magenta); }
.day-title { font-weight: 700; font-size: 15.5px; color: #fff; }
.day-note { font-size: 13px; color: var(--dim); line-height: 1.45; }
.day-flag { font-size: 10px; letter-spacing: .1em; color: var(--amber); margin-top: 2px; }
.day-card.flagged { border-color: rgba(255,182,64,.4); }
.day-check {
  position: absolute; top: 12px; right: 14px;
  width: 22px; height: 22px; border-radius: 50%;
  border: 1.5px solid var(--line-hot); color: transparent;
  display: flex; align-items: center; justify-content: center; font-size: 13px;
  transition: all .2s;
}
.day-card.done { border-color: rgba(70,230,152,.45); background: rgba(70,230,152,.05); }
.day-card.done .day-check { background: var(--green); border-color: var(--green); color: #05281a; }
.day-card.done .day-title { color: var(--dim); }

.resources { margin-top: 34px; border: 1px dashed var(--line-hot); border-radius: 9px; padding: 20px 24px; }
.res-head { font-size: 11px; letter-spacing: .22em; color: var(--amber); margin-bottom: 10px; }
.resources ul { list-style: none; display: flex; flex-wrap: wrap; gap: 8px 28px; }
.resources li { color: var(--dim); font-size: 15px; }

/* ---------------- study guide ---------------- */
.guide { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.guide-tabs { display: flex; flex-wrap: wrap; border-bottom: 1px solid var(--line); background: var(--panel2); }
.guide-tab {
  font-family: var(--mono); font-size: 12.5px; letter-spacing: .05em;
  padding: 15px 18px; background: none; border: none; border-bottom: 2px solid transparent;
  color: var(--dim); cursor: pointer; transition: all .18s; text-transform: uppercase;
}
.guide-tab:hover { color: var(--text); }
.guide-tab.active { color: var(--amber); border-bottom-color: var(--amber); background: rgba(255,182,64,.05); }
.guide-panel { display: none; padding: 30px; }
.guide-panel.active { display: block; animation: fadein .35s ease; }
@keyframes fadein { from { opacity: 0; transform: translateY(6px); } }

.memory-items { border: 1px solid rgba(255,61,138,.3); background: rgba(255,61,138,.04); border-radius: 9px; padding: 20px 22px; margin-bottom: 30px; }
.mi-head { font-size: 11px; letter-spacing: .2em; color: var(--magenta); margin-bottom: 16px; }
.mi-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(300px, 100%), 1fr)); gap: 12px 26px; }
.mi { font-size: 14px; color: var(--dim); line-height: 1.5; }
.mi .mono { display: inline-block; color: var(--amber); font-size: 13px; font-weight: 600; margin-right: 8px; }

.guide-prose h4 { font-family: var(--disp); font-size: 15px; color: #fff; margin: 26px 0 10px; letter-spacing: .02em; }
.guide-prose h4:first-child { margin-top: 0; }
.guide-prose p { color: var(--dim); max-width: 760px; margin-bottom: 12px; }
.guide-prose strong { color: var(--text); }
.guide-prose .mono { font-size: 14px; color: var(--blue); }

/* ---------------- quiz ---------------- */
.quiz { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 30px; }
.quiz-modes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.mode-card {
  text-align: left; background: var(--panel2); border: 1px solid var(--line);
  border-radius: 10px; padding: 22px; color: var(--text); cursor: pointer;
  font-family: var(--body); transition: all .2s ease;
  display: flex; flex-direction: column; gap: 9px;
}
.mode-card:hover { border-color: var(--line-hot); transform: translateY(-3px); box-shadow: 0 12px 30px rgba(0,0,0,.35); }
.mode-tag { font-size: 10px; letter-spacing: .2em; color: var(--magenta); }
.mode-card h3 { font-family: var(--disp); font-size: 17px; color: #fff; letter-spacing: .02em; }
.mode-card p { font-size: 14px; color: var(--dim); line-height: 1.5; }
.mode-exam { border-color: rgba(255,182,64,.35); }
.mode-exam:hover { border-color: var(--amber); }
.drill-row { display: flex; gap: 10px; margin-top: 4px; }
.drill-row select {
  flex: 1; min-width: 0; background: var(--ink); color: var(--text); border: 1px solid var(--line-hot);
  border-radius: 5px; padding: 8px 10px; font-family: var(--mono); font-size: 13px;
}
.quiz-best { display: flex; flex-wrap: wrap; gap: 12px 34px; margin-top: 22px; font-size: 12.5px; letter-spacing: .06em; color: var(--dim); }
.quiz-best strong { color: var(--green); }
.pass-line { color: var(--magenta); }

.quiz-hud {
  display: flex; flex-wrap: wrap; align-items: center; gap: 12px 26px;
  font-size: 12px; letter-spacing: .1em; color: var(--dim);
  padding-bottom: 18px; border-bottom: 1px solid var(--line); margin-bottom: 24px;
}
#quiz-domain { color: var(--magenta); }
#quiz-timer { color: var(--amber); font-weight: 600; }
#quiz-timer.low { color: var(--red); animation: pulse 1s infinite; }
.quiz-quit { margin-left: auto; background: none; border: 1px solid var(--line); color: var(--dim); font-family: var(--mono); font-size: 11px; letter-spacing: .12em; padding: 6px 12px; border-radius: 4px; cursor: pointer; }
.quiz-quit:hover { color: var(--red); border-color: var(--red); }

.quiz-question { font-size: 21px; font-weight: 600; color: #fff; max-width: 780px; line-height: 1.45; }
.quiz-options { display: flex; flex-direction: column; gap: 11px; margin-top: 24px; max-width: 780px; }
.opt {
  display: flex; align-items: flex-start; gap: 15px; text-align: left;
  background: var(--panel2); border: 1px solid var(--line); border-radius: 8px;
  padding: 15px 18px; color: var(--text); font-family: var(--body); font-size: 16px;
  cursor: pointer; transition: all .15s ease; line-height: 1.5;
}
.opt:hover:not(:disabled) { border-color: var(--line-hot); background: rgba(255,182,64,.05); }
.opt-letter { color: var(--magenta); font-size: 13px; font-weight: 600; padding-top: 2px; }
.opt.chosen { border-color: var(--amber); box-shadow: 0 0 0 1px var(--amber); }
.opt.correct { border-color: var(--green); background: rgba(70,230,152,.08); box-shadow: none; }
.opt.correct .opt-letter { color: var(--green); }
.opt.wrong { border-color: var(--red); background: rgba(255,93,93,.07); }
.opt.wrong .opt-letter { color: var(--red); }
.opt:disabled { cursor: default; opacity: .92; }

.quiz-explain { max-width: 780px; margin-top: 20px; padding: 16px 20px; border-radius: 8px; font-size: 15px; line-height: 1.55; }
.quiz-explain.good { background: rgba(70,230,152,.07); border: 1px solid rgba(70,230,152,.35); color: var(--text); }
.quiz-explain.bad { background: rgba(255,93,93,.06); border: 1px solid rgba(255,93,93,.35); color: var(--text); }
.quiz-explain strong { font-family: var(--mono); font-size: 12px; letter-spacing: .14em; }
.quiz-explain.good strong { color: var(--green); }
.quiz-explain.bad strong { color: var(--red); }

.quiz-nav { display: flex; gap: 12px; margin-top: 28px; }

/* results */
.res-top { display: flex; flex-wrap: wrap; align-items: center; gap: 26px; margin-bottom: 30px; }
.res-stamp {
  font-family: var(--disp); font-size: 20px; letter-spacing: .06em;
  padding: 16px 26px; border-radius: 8px; transform: rotate(-3deg);
}
.res-stamp.pass { color: var(--green); border: 3px solid var(--green); box-shadow: 0 0 30px rgba(70,230,152,.25), inset 0 0 20px rgba(70,230,152,.08); }
.res-stamp.fail { color: var(--red); border: 3px solid var(--red); box-shadow: 0 0 30px rgba(255,93,93,.2), inset 0 0 20px rgba(255,93,93,.07); }
.res-nums { display: flex; flex-direction: column; gap: 4px; }
.res-score { font-family: var(--disp); font-size: 46px; color: #fff; }
.res-detail { font-size: 12px; letter-spacing: .08em; color: var(--dim); }
.res-domains { display: flex; flex-direction: column; gap: 10px; max-width: 640px; margin-bottom: 34px; }
.res-domain { display: grid; grid-template-columns: 170px 1fr 54px; align-items: center; gap: 14px; font-size: 14px; color: var(--dim); }
.res-domain-bar { height: 7px; background: var(--panel2); border-radius: 4px; overflow: hidden; }
.res-domain-bar i { display: block; height: 100%; border-radius: 4px; }
.res-domain-bar i.ok { background: var(--green); }
.res-domain-bar i.weak { background: var(--red); }
.res-domain .mono { text-align: right; font-size: 12.5px; }
.res-miss-head { font-family: var(--disp); font-size: 15px; color: #fff; margin-bottom: 18px; letter-spacing: .02em; }
.res-misses { display: flex; flex-direction: column; gap: 14px; max-width: 780px; }
.miss { background: var(--panel2); border: 1px solid rgba(255,93,93,.25); border-left: 3px solid var(--red); border-radius: 8px; padding: 16px 20px; }
.miss-q { font-weight: 600; color: var(--text); }
.miss-a { font-size: 14px; color: var(--dim); margin-top: 6px; }
.miss-a strong { color: var(--green); }
.miss-x { font-size: 14px; color: var(--dim); margin-top: 6px; font-style: italic; }

/* ---------------- standing orders ---------------- */
.orders { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.order {
  display: flex; gap: 18px; align-items: flex-start;
  background: var(--panel); border: 1px solid var(--line); border-radius: 9px; padding: 20px 22px;
}
.order .mono { color: var(--magenta); font-size: 13px; padding-top: 2px; }
.order p { color: var(--dim); font-size: 15.5px; }
.order strong { color: var(--text); }
.order.hot { grid-column: 1 / -1; border-color: rgba(255,182,64,.45); background: rgba(255,182,64,.05); }
.order.hot strong { color: var(--amber); }

/* ---------------- footer ---------------- */
.footer { max-width: 1100px; margin: 90px auto 0; padding: 40px 28px 50px; border-top: 1px solid var(--line); }
.foot-links { display: flex; flex-wrap: wrap; gap: 8px 30px; margin-bottom: 20px; }
.foot-links a { font-family: var(--mono); font-size: 13px; letter-spacing: .08em; }
.foot-note { font-size: 13px; color: var(--dim); max-width: 760px; line-height: 1.6; }
.foot-brand { margin-top: 24px; font-size: 11px; letter-spacing: .2em; color: var(--dim); opacity: .7; }

/* ---------------- reveal ---------------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .ring, .brand-mark { animation: none; }
}

/* ---------------- responsive ---------------- */
@media (max-width: 980px) {
  .hero-inner { grid-template-columns: minmax(0, 1fr); }
  .hero h1 { overflow-wrap: break-word; }
  .hero-instrument { order: -1; width: 220px; }
  .fleet { grid-template-columns: 1fr; }
  .quiz-modes { grid-template-columns: minmax(0, 1fr); }
  .topnav { display: none; }
}
@media (max-width: 640px) {
  .section { padding-top: 80px; }
  .quiz, .guide-panel { padding: 20px 16px; }
  .craft { grid-template-columns: 1fr; text-align: center; }
  .craft-photo img { max-width: 220px; }
  .craft-status { justify-content: center; }
  .orders { grid-template-columns: 1fr; }
  .wp { grid-template-columns: 1fr; gap: 6px; }
  .waypoints { padding-left: 22px; }
  .res-domain { grid-template-columns: 110px 1fr 50px; }
  .top-progress .bar { width: 60px; }
}