:root {
  color-scheme: dark;
  --ink: #eff9fb;
  --muted: #8faeb4;
  --deep: #051116;
  --panel: rgba(8, 28, 35, 0.9);
  --panel-soft: rgba(13, 42, 50, 0.72);
  --line: rgba(145, 214, 220, 0.18);
  --cyan: #78e3ef;
  --sea: #2b9aaa;
  --gold: #e6c679;
  --red: #ff7d78;
  --green: #77e4b2;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html {
  min-height: 100%;
  background: var(--deep);
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 10%, rgba(32, 115, 133, 0.18), transparent 30rem),
    linear-gradient(180deg, #071a22 0%, #061319 55%, #040d11 100%);
}

button, input, select, textarea { font: inherit; }
button { touch-action: manipulation; }

.skip-link {
  position: fixed;
  top: .5rem;
  left: .5rem;
  z-index: 100;
  padding: .65rem 1rem;
  color: #021014;
  background: var(--cyan);
  transform: translateY(-150%);
}
.skip-link:focus { transform: none; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: .85rem clamp(1rem, 4vw, 4rem);
  border-bottom: 1px solid var(--line);
  background: rgba(4, 15, 20, .88);
  backdrop-filter: blur(18px);
}

.topbar h1 {
  margin: .1rem 0 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.2rem, 3vw, 1.75rem);
  font-weight: 500;
}

.release-nav {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  align-items: center;
  justify-content: center;
}

.release-nav a {
  padding: .46rem .72rem;
  border: 1px solid rgba(152, 224, 204, .2);
  border-radius: 999px;
  color: #bcd0ca;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-decoration: none;
}

.release-nav a:hover,
.release-nav a:focus-visible,
.release-nav a[aria-current="page"] {
  border-color: rgba(114, 231, 194, .72);
  color: #d7ffed;
  background: rgba(114, 231, 194, .08);
}

.eyebrow {
  margin: 0;
  color: var(--cyan);
  font-size: .69rem;
  font-weight: 750;
  letter-spacing: .17em;
  text-transform: uppercase;
}

.safety-lock {
  display: flex;
  align-items: center;
  gap: .55rem;
  color: #b8ced2;
  font-size: .68rem;
  font-weight: 750;
  letter-spacing: .09em;
}

.lock-dot {
  width: .55rem;
  height: .55rem;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 1rem rgba(119, 228, 178, .7);
}

main {
  width: min(1440px, 100%);
  margin: 0 auto;
  padding: 1rem clamp(.75rem, 3vw, 2.5rem) 5rem;
}

.atlas-hero {
  position: relative;
  min-height: 32rem;
  overflow: hidden;
  isolation: isolate;
  border: 1px solid var(--line);
  border-radius: 1.4rem;
  background:
    linear-gradient(180deg, rgba(6, 25, 34, .12) 0 55%, rgba(4, 46, 57, .88) 56%),
    radial-gradient(circle at 75% 20%, rgba(96, 205, 216, .18), transparent 16rem),
    #07161d;
  box-shadow: 0 1.5rem 5rem rgba(0, 0, 0, .28);
}

.sky {
  position: absolute;
  inset: 0 0 45%;
  overflow: hidden;
  background: linear-gradient(180deg, #071119, #0b2631);
  z-index: -2;
}

.moon {
  position: absolute;
  top: 3rem;
  right: 12%;
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  background: #d8f2ec;
  box-shadow: 0 0 4rem rgba(188, 240, 231, .42);
}

.star {
  position: absolute;
  width: .2rem;
  height: .2rem;
  border-radius: 50%;
  background: #dcffff;
  box-shadow: 0 0 .7rem #fff;
}
.star-a { top: 20%; left: 20%; }
.star-b { top: 38%; left: 44%; }
.star-c { top: 18%; left: 63%; }

.world-copy {
  position: relative;
  width: min(42rem, 88%);
  padding: clamp(2rem, 6vw, 5rem);
  z-index: 5;
}

.world-copy h2 {
  margin: .6rem 0 .4rem;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.7rem, 8vw, 6rem);
  font-weight: 400;
  line-height: .95;
  text-shadow: 0 .2rem 2rem rgba(0, 0, 0, .3);
}

.world-copy > p:not(.eyebrow) {
  max-width: 35rem;
  color: #c7dbdf;
  font-size: clamp(1rem, 2vw, 1.2rem);
  line-height: 1.6;
}

.world-facts {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
  margin-top: 1.4rem;
}

.world-facts span {
  padding: .55rem .75rem;
  border: 1px solid rgba(160, 224, 230, .18);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(5, 20, 26, .58);
  font-size: .76rem;
}
.world-facts strong { color: var(--ink); }

.sea-map {
  position: absolute;
  inset: 48% 0 0;
  overflow: hidden;
  background:
    repeating-radial-gradient(ellipse at 50% 100%, transparent 0 2.2rem, rgba(104, 216, 229, .08) 2.3rem 2.4rem),
    linear-gradient(180deg, #0c4655, #062832);
}

.route {
  position: absolute;
  height: 1px;
  border-top: 1px dashed rgba(147, 235, 240, .38);
  transform-origin: left;
}
.route-one { width: 38%; top: 48%; left: 18%; transform: rotate(-9deg); }
.route-two { width: 30%; top: 28%; left: 52%; transform: rotate(14deg); }

.port {
  position: absolute;
  display: grid;
  width: 3rem;
  height: 3rem;
  place-items: center;
  border: 1px solid rgba(153, 237, 239, .32);
  border-radius: 50%;
  color: var(--cyan);
  background: rgba(4, 23, 29, .82);
  box-shadow: 0 0 0 1rem rgba(86, 190, 200, .03), 0 0 2rem rgba(83, 218, 224, .12);
  font-size: .65rem;
  font-weight: 800;
  letter-spacing: .08em;
}
.port-a { top: 16%; left: 68%; }
.port-b { top: 43%; right: 19%; }
.port-c { bottom: 14%; left: 48%; }

.ship {
  position: absolute;
  top: 36%;
  left: 43%;
  width: 5rem;
  height: 4rem;
  transition: filter .3s ease;
}
.ship .hull {
  position: absolute;
  bottom: .7rem;
  width: 4.8rem;
  height: 1.15rem;
  border-radius: 0 0 2.5rem 2rem;
  background: linear-gradient(180deg, #b58252, #55341e);
}
.ship .sail {
  position: absolute;
  left: 2rem;
  bottom: 1.8rem;
  width: 0;
  height: 0;
  border-bottom: 2.9rem solid rgba(228, 242, 225, .92);
  border-left: 1.65rem solid transparent;
}
.ship .wake {
  position: absolute;
  top: 3rem;
  left: -2.4rem;
  width: 3rem;
  border-top: 1px solid rgba(220, 255, 255, .45);
  transform: rotate(-6deg);
}

.world-boundary {
  position: absolute;
  right: 1.2rem;
  bottom: 1rem;
  width: min(38rem, calc(100% - 2.4rem));
  margin: 0;
  color: rgba(212, 236, 238, .66);
  font-size: .72rem;
  text-align: right;
}

.status-rail {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1px;
  margin: 1rem 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--line);
}

.status-rail div {
  min-width: 0;
  padding: 1rem;
  background: rgba(7, 24, 30, .94);
}
.status-rail span {
  display: block;
  color: var(--muted);
  font-size: .65rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.status-rail strong {
  display: block;
  overflow: hidden;
  margin-top: .25rem;
  font-size: .88rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.panel {
  position: relative;
  min-width: 0;
  padding: clamp(1.1rem, 3vw, 1.7rem);
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: linear-gradient(145deg, var(--panel), rgba(7, 22, 28, .94));
  box-shadow: inset 0 1px rgba(255,255,255,.025);
}

.span-wide, .span-full { grid-column: 1 / -1; }

.panel-heading {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 1rem;
  margin-bottom: 1.2rem;
}
.panel h2 {
  margin: .28rem 0 0;
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  font-size: clamp(1.45rem, 3vw, 2rem);
}

.boundary-pill, .danger-pill, .engine-mark {
  padding: .4rem .6rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: .62rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-align: center;
  text-transform: uppercase;
}
.danger-pill { color: #ffaaa5; border-color: rgba(255,125,120,.25); }
.engine-mark { color: var(--gold); border-color: rgba(230,198,121,.24); }

label, legend {
  color: #aec6ca;
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .045em;
}

input, select, textarea {
  width: 100%;
  margin-top: .42rem;
  padding: .72rem .78rem;
  border: 1px solid rgba(143, 194, 201, .22);
  border-radius: .55rem;
  outline: 0;
  color: var(--ink);
  background: rgba(2, 14, 18, .72);
}

input:focus, select:focus, textarea:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(120, 227, 239, .12);
}

textarea {
  resize: vertical;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: .72rem;
  line-height: 1.5;
}

.form-grid, .policy-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .85rem;
}
.policy-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.span-two { grid-column: 1 / -1; }

fieldset {
  margin: 1rem 0;
  padding: .85rem;
  border: 1px solid var(--line);
  border-radius: .65rem;
}
.check {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  margin: .4rem .9rem .2rem 0;
}
.check input { width: auto; margin: 0; }

button {
  min-height: 2.65rem;
  padding: .65rem 1rem;
  border: 1px solid transparent;
  border-radius: .55rem;
  cursor: pointer;
  color: var(--ink);
  background: rgba(112, 181, 190, .1);
  font-weight: 760;
  font-size: .75rem;
  letter-spacing: .025em;
}
button:hover { filter: brightness(1.13); }
button:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; }
button:disabled { cursor: not-allowed; opacity: .45; }
.primary { color: #021316; background: linear-gradient(135deg, var(--cyan), #70c5d1); }
.secondary { border-color: rgba(120,227,239,.28); color: var(--cyan); }
.ghost { border-color: var(--line); color: #c6d9dc; background: transparent; }
.danger { color: #240807; background: var(--red); }
.danger-outline { color: #ffaaa5; border-color: rgba(255,125,120,.35); background: transparent; }
.aligned { align-self: end; }

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
  margin-top: .9rem;
}

.canary {
  display: grid;
  grid-template-columns: 11rem 1fr;
  gap: 1rem;
  margin-top: 1rem;
  padding: .9rem;
  border: 1px solid rgba(255, 125, 120, .24);
  border-radius: .65rem;
  background: rgba(49, 15, 18, .18);
}
.canary span {
  display: block;
  color: var(--muted);
  font-size: .65rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.canary strong {
  display: block;
  margin-top: .28rem;
  color: #ffaaa5;
}
.canary.ready {
  border-color: rgba(119, 228, 178, .3);
  background: rgba(22, 62, 47, .18);
}
.canary.ready strong { color: var(--green); }
.canary ul {
  margin: 0;
  padding-left: 1.1rem;
  color: #c6d9dc;
  font-size: .72rem;
  line-height: 1.55;
}
.canary code { color: var(--cyan); }

.microcopy, .section-intro {
  color: var(--muted);
  font-size: .76rem;
  line-height: 1.55;
}

.readout {
  max-height: 15rem;
  overflow: auto;
  margin: 1rem 0 0;
  padding: .9rem;
  border: 1px solid var(--line);
  border-radius: .65rem;
  color: #bcdadd;
  background: rgba(1, 11, 14, .66);
  font-size: .72rem;
  white-space: pre-wrap;
}

.engine-visual {
  position: relative;
  width: 8rem;
  height: 8rem;
  margin: .5rem auto 1.5rem;
}
.engine-core {
  position: absolute;
  inset: 2.3rem;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 2rem rgba(230,198,121,.4);
}
.engine-ring {
  position: absolute;
  border: 1px solid rgba(230,198,121,.32);
  border-radius: 50%;
}
.ring-one { inset: 1rem; }
.ring-two { inset: 0; border-style: dashed; }

.mode-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(10rem, 1fr));
  gap: .75rem;
  overflow-x: auto;
  padding-bottom: .4rem;
}

.mode-card {
  --mode-color: var(--cyan);
  min-height: 20rem;
  padding: 1rem;
  border: 1px solid color-mix(in srgb, var(--mode-color) 30%, transparent);
  border-radius: .8rem;
  background:
    radial-gradient(circle at 80% 12%, color-mix(in srgb, var(--mode-color) 15%, transparent), transparent 6rem),
    rgba(5, 21, 27, .88);
}
.mode-card h3 {
  margin: .8rem 0 .2rem;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.35rem;
  font-weight: 400;
}
.mode-card .mode-icon {
  display: grid;
  width: 2.6rem;
  height: 2.6rem;
  place-items: center;
  border: 1px solid var(--mode-color);
  border-radius: 50%;
  color: var(--mode-color);
}
.mode-card p { color: var(--muted); font-size: .74rem; line-height: 1.45; }
.mode-card .rig-name { min-height: 2.2rem; color: #d7e8ea; }
.mode-card .mode-status { color: var(--mode-color); font-size: .68rem; font-weight: 800; text-transform: uppercase; }
.mode-card .mode-actions { display: grid; gap: .4rem; margin-top: 1rem; }
.mode-card.equipped { box-shadow: 0 0 0 1px var(--mode-color), 0 0 2rem color-mix(in srgb, var(--mode-color) 14%, transparent); }

.transfer-field { display: block; max-width: 36rem; margin-top: 1rem; }

.audit-log {
  display: grid;
  max-height: 26rem;
  overflow: auto;
  border-top: 1px solid var(--line);
}
.audit-row {
  display: grid;
  grid-template-columns: 4rem minmax(12rem, 1fr) minmax(10rem, 2fr) 7rem;
  gap: 1rem;
  padding: .8rem .2rem;
  border-bottom: 1px solid var(--line);
  font-size: .72rem;
}
.audit-row span { color: var(--muted); }
.audit-row code {
  overflow: hidden;
  color: var(--cyan);
  text-overflow: ellipsis;
}
.empty { color: var(--muted); }

.toast {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 50;
  max-width: min(28rem, calc(100% - 2rem));
  padding: .9rem 1rem;
  border: 1px solid rgba(120, 227, 239, .28);
  border-radius: .65rem;
  color: var(--ink);
  background: rgba(5, 25, 31, .96);
  box-shadow: 0 1rem 3rem rgba(0,0,0,.35);
  font-size: .78rem;
}
.toast.error { border-color: rgba(255,125,120,.4); color: #ffc2be; }

@media (max-width: 1100px) {
  .status-rail { grid-template-columns: repeat(3, 1fr); }
  .policy-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 760px) {
  .topbar { position: static; align-items: start; flex-wrap: wrap; }
  .release-nav { order: 3; width: 100%; justify-content: flex-start; }
  .safety-lock { max-width: 10rem; text-align: right; }
  .atlas-hero { min-height: 37rem; }
  .world-copy { width: 100%; padding: 2rem 1.4rem; }
  .world-copy h2 { font-size: 3.2rem; }
  .sea-map { inset: 60% 0 0; }
  .status-rail { grid-template-columns: repeat(2, 1fr); }
  .layout { grid-template-columns: minmax(0, 1fr); }
  .span-wide, .span-full { grid-column: auto; }
  .form-grid, .policy-grid { grid-template-columns: 1fr 1fr; }
  .panel-heading { display: block; }
  .boundary-pill, .danger-pill, .engine-mark { display: inline-block; margin-top: .65rem; }
  .audit-row { grid-template-columns: 3rem 1fr; }
  .audit-row > :nth-child(n+3) { grid-column: 2; }
  .canary { grid-template-columns: 1fr; }
}

@media (max-width: 470px) {
  .form-grid, .policy-grid { grid-template-columns: 1fr; }
  .span-two { grid-column: auto; }
  .world-facts { display: grid; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition: none !important;
    animation: none !important;
  }
}