/* ==========================================================================
   My Jarvis — website styles
   Palette taken from the app GUI (gui/index.html)
   ========================================================================== */

:root {
  color-scheme: dark;
  /* Base */
  --bg: #04060a;
  --bg-2: #070a11;
  --panel: rgba(255, 255, 255, 0.028);
  --panel-2: rgba(255, 255, 255, 0.05);
  --line: rgba(255, 255, 255, 0.09);
  --line-strong: rgba(77, 230, 224, 0.32);

  /* Accents */
  --teal: #4de6e0;
  --teal-dim: #1fa8a3;
  --amber: #ffb347;
  --amber-dim: #d77f0e;
  --rose: #ff4d7a;

  /* Text */
  --fg: #eef3f8;
  --fg-2: #a7b3c4;
  --fg-3: #6b7889;

  /* Metrics */
  --wrap: 1160px;
  --radius: 16px;
  --radius-sm: 10px;

  --mono: ui-monospace, "SF Mono", "JetBrains Mono", "Fira Code", Menlo, Consolas, monospace;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg, canvas { display: block; max-width: 100%; }
a { color: var(--teal); text-decoration: none; }
a:hover { color: #7ff2ee; }

h1, h2, h3, h4 { line-height: 1.15; margin: 0; letter-spacing: -0.02em; font-weight: 650; }

::selection { background: rgba(77, 230, 224, 0.28); color: #fff; }

:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Page-wide background texture */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(1000px 620px at 78% -8%, rgba(77, 230, 224, 0.10), transparent 62%),
    radial-gradient(760px 520px at 8% 12%, rgba(255, 179, 71, 0.07), transparent 60%),
    linear-gradient(180deg, #04060a 0%, #05080e 55%, #04060a 100%);
}

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: 22px;
  position: relative;
  z-index: 1;
}

/* ==========================================================================
   Navigation
   ========================================================================== */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(4, 6, 10, 0.72);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease, background 0.25s ease;
}
.nav.is-stuck {
  border-bottom-color: var(--line);
  background: rgba(4, 6, 10, 0.88);
}
.nav__inner {
  display: flex;
  align-items: center;
  gap: 18px;
  height: 66px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  color: var(--fg);
  font-weight: 650;
  letter-spacing: 0.02em;
  font-size: 15px;
  margin-right: auto;
}
.brand:hover { color: var(--fg); }
.brand__mark {
  width: 26px;
  height: 26px;
  flex: none;
  animation: brandPulse 3.4s ease-in-out infinite;
}
@keyframes brandPulse {
  0%, 100% { filter: drop-shadow(0 0 5px rgba(77, 230, 224, 0.4)); }
  50%      { filter: drop-shadow(0 0 11px rgba(77, 230, 224, 0.75)); }
}
.brand__ver {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--teal);
  border: 1px solid rgba(77, 230, 224, 0.32);
  border-radius: 99px;
  padding: 1px 7px;
  background: rgba(77, 230, 224, 0.08);
}

.nav__links { display: flex; align-items: center; gap: 4px; }
.nav__links a {
  color: var(--fg-2);
  font-size: 14px;
  padding: 8px 12px;
  border-radius: 9px;
  transition: color 0.18s ease, background 0.18s ease;
}
.nav__links a:hover { color: var(--fg); background: var(--panel-2); }
.nav__links a.is-active { color: var(--teal); }

.nav__cta { display: flex; align-items: center; gap: 10px; }

.nav__burger {
  display: none;
  width: 40px; height: 40px;
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 10px;
  color: var(--fg);
  cursor: pointer;
  padding: 0;
  align-items: center;
  justify-content: center;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border-radius: 11px;
  padding: 12px 20px;
  font-size: 14.5px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.16s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn svg { width: 17px; height: 17px; flex: none; }

.btn--primary {
  background: linear-gradient(135deg, var(--teal), var(--teal-dim));
  color: #04120f;
  box-shadow: 0 8px 30px -10px rgba(77, 230, 224, 0.75);
}
.btn--primary:hover {
  color: #04120f;
  box-shadow: 0 12px 38px -10px rgba(77, 230, 224, 0.95);
  transform: translateY(-1px);
}
.btn--ghost {
  background: var(--panel);
  border-color: var(--line);
  color: var(--fg);
}
.btn--ghost:hover { border-color: var(--line-strong); background: var(--panel-2); color: var(--fg); }
.btn--sm { padding: 9px 15px; font-size: 13.5px; }

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  position: relative;
  min-height: min(88vh, 820px);
  display: flex;
  align-items: center;
  padding: 74px 0 90px;
  overflow: hidden;
}
#core-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0;
  transition: opacity 1.1s ease;
}
#core-canvas.is-ready { opacity: 1; }

/* On narrow layouts the core sits below the text — this scrim covers the text zone only
   and fades out completely so the animation glows freely underneath. */
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  display: none;
  background: linear-gradient(180deg, rgba(4, 6, 10, 0.78) 0%, rgba(4, 6, 10, 0.62) 30%, rgba(4, 6, 10, 0) 58%);
}

/* CSS fallback when WebGL is unavailable */
.core-fallback {
  position: absolute;
  top: 50%; left: 68%;
  width: 460px; height: 460px;
  transform: translate(-50%, -50%);
  z-index: 0;
  display: none;
}
.core-fallback.is-on { display: block; }
.core-fallback__orb {
  position: absolute;
  inset: 27%;
  border-radius: 50%;
  background: radial-gradient(circle at 36% 32%, #d8fffd, var(--teal) 38%, #0e6d69 68%, #04201f 100%);
  box-shadow: 0 0 90px rgba(77, 230, 224, 0.55), 0 0 180px rgba(77, 230, 224, 0.25);
  animation: brandPulse 4s ease-in-out infinite;
}
.core-fallback__ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid rgba(77, 230, 224, 0.35);
  animation: spin 18s linear infinite;
}
.core-fallback__ring:nth-child(2) { inset: 12%; border-color: rgba(255, 179, 71, 0.3); animation-duration: 26s; animation-direction: reverse; transform: rotateX(64deg); }
.core-fallback__ring:nth-child(3) { inset: 20%; border-style: dashed; animation-duration: 34s; }
@keyframes spin { to { transform: rotate(360deg); } }

.hero__grid {
  position: relative;
  z-index: 2;
  max-width: 640px;
}

/* Scroll hint */
.hero__scroll {
  position: absolute;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%);
  width: 24px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 99px;
  z-index: 2;
  display: grid;
  place-items: start center;
  padding-top: 7px;
}
.hero__scroll span {
  width: 3px;
  height: 7px;
  border-radius: 99px;
  background: var(--teal);
  animation: scrollDot 1.9s ease-in-out infinite;
}
@keyframes scrollDot {
  0%, 100% { transform: translateY(0); opacity: 1; }
  55%      { transform: translateY(13px); opacity: 0.15; }
}

/* Terminal and copy in the overview block */
.overview {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: 30px;
  align-items: center;
  margin-bottom: 32px;
}
.overview__list h2 { font-size: clamp(24px, 3.4vw, 32px); margin-bottom: 22px; }

.mini {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 13px 0;
  border-top: 1px solid var(--line);
}
.mini__icon {
  width: 36px; height: 36px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: rgba(77, 230, 224, 0.1);
  border: 1px solid rgba(77, 230, 224, 0.22);
  color: var(--teal);
}
.mini__icon svg { width: 18px; height: 18px; }
.mini b { display: block; font-size: 15.5px; font-weight: 600; }
.mini span { color: var(--fg-2); font-size: 14.5px; }

/* Centred "read more" button */
.more { display: flex; justify-content: center; margin-top: 28px; }

/* Short prose under a code block */
.note {
  color: var(--fg-2);
  font-size: 15.5px;
  max-width: 62ch;
  margin: 18px 0 32px;
}

/* Sub-heading inside a section */
h3.sub { font-size: 21px; margin: 44px 0 18px; }
.shortcuts { margin-top: 26px; }

/* Sub-page header */
.page-hero {
  padding: 74px 0 12px;
  position: relative;
  z-index: 1;
}
.page-hero h1 {
  font-size: clamp(34px, 6vw, 56px);
  margin: 18px 0 12px;
}
.page-hero p { color: var(--fg-2); font-size: 17px; margin: 0; max-width: 56ch; }

/* Numbered group heading */
h2.group {
  display: flex;
  align-items: baseline;
  gap: 14px;
  font-size: clamp(22px, 3.2vw, 28px);
  margin-bottom: 26px;
}
h2.group span {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--teal);
  letter-spacing: 0.1em;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--teal);
  border: 1px solid rgba(77, 230, 224, 0.26);
  background: rgba(77, 230, 224, 0.07);
  border-radius: 99px;
  padding: 6px 14px;
}
.eyebrow .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 9px var(--teal);
  animation: brandPulse 2.2s ease-in-out infinite;
}

.hero h1 {
  font-size: clamp(44px, 8vw, 86px);
  letter-spacing: -0.005em;
  margin: 22px 0 6px;
  background: linear-gradient(180deg, #ffffff 8%, #b6e9e6 58%, #4de6e0 130%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 0 70px rgba(77, 230, 224, 0.25);
}
.hero__sub {
  font-family: var(--mono);
  font-size: clamp(11px, 1.6vw, 13.5px);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--fg-3);
  margin: 0 0 22px;
}
.hero__lead {
  font-size: clamp(16px, 2vw, 18.5px);
  color: var(--fg-2);
  max-width: 56ch;
  margin: 0 0 30px;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 34px; }

.hero__stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  max-width: 620px;
}
.stat {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 13px;
  padding: 13px 14px;
}
.stat b {
  display: block;
  font-family: var(--mono);
  font-size: 21px;
  color: var(--teal);
  letter-spacing: -0.01em;
}
.stat span { font-size: 12px; color: var(--fg-3); }

/* Terminal card */
.terminal {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(10, 14, 22, 0.92), rgba(6, 9, 15, 0.92));
  box-shadow: 0 40px 90px -40px rgba(0, 0, 0, 0.95), 0 0 0 1px rgba(77, 230, 224, 0.05);
  backdrop-filter: blur(8px);
  overflow: hidden;
}
.terminal__bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 11px 14px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
}
.terminal__bar i {
  width: 10px; height: 10px; border-radius: 50%;
  background: #2a3242; display: block;
}
.terminal__bar i:first-child { background: #ff5f57; }
.terminal__bar i:nth-child(2) { background: #febc2e; }
.terminal__bar i:nth-child(3) { background: #28c840; }
.terminal__bar span {
  margin-left: 8px;
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--fg-3);
}
.terminal__body {
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.85;
  padding: 16px 16px 18px;
  min-height: 232px;
  white-space: pre-wrap;
  word-break: break-word;
}
.terminal__body .u { color: var(--amber); }
.terminal__body .j { color: var(--teal); }
.terminal__body .m { color: var(--fg-3); }
.caret {
  display: inline-block;
  width: 8px;
  height: 15px;
  background: var(--teal);
  vertical-align: -2px;
  animation: blink 1.05s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* ==========================================================================
   Sections
   ========================================================================== */

.section { padding: 88px 0; position: relative; z-index: 1; }
.section--alt {
  background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.016) 12%, rgba(255, 255, 255, 0.016) 88%, transparent);
  border-block: 1px solid var(--line);
}

.section__head { max-width: 700px; margin-bottom: 44px; }
.section__head h2 {
  font-size: clamp(28px, 4.4vw, 42px);
  margin: 16px 0 14px;
}
.section__head p { color: var(--fg-2); margin: 0; font-size: 17px; }

.grid { display: grid; gap: 18px; }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.card {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius);
  padding: 24px;
  transition: border-color 0.22s ease, transform 0.22s ease, background 0.22s ease;
}
.card:hover {
  border-color: var(--line-strong);
  background: var(--panel-2);
  transform: translateY(-3px);
}
.card__icon {
  width: 40px; height: 40px;
  border-radius: 11px;
  display: grid;
  place-items: center;
  background: rgba(77, 230, 224, 0.1);
  border: 1px solid rgba(77, 230, 224, 0.22);
  color: var(--teal);
  margin-bottom: 15px;
}
.card__icon svg { width: 20px; height: 20px; }
.card--amber .card__icon {
  background: rgba(255, 179, 71, 0.1);
  border-color: rgba(255, 179, 71, 0.24);
  color: var(--amber);
}
.card h3 { font-size: 17px; margin-bottom: 8px; }
.card p { color: var(--fg-2); font-size: 14.5px; margin: 0; }
.card ul {
  margin: 12px 0 0;
  padding-left: 18px;
  color: var(--fg-2);
  font-size: 14px;
}
.card li { margin-bottom: 5px; }
.card li::marker { color: var(--teal); }

.card__ex {
  margin-top: 14px;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--fg-3);
  border-left: 2px solid rgba(77, 230, 224, 0.4);
  padding-left: 11px;
}
.card__ex b { color: var(--teal); font-weight: 500; }

/* ==========================================================================
   Tabs
   ========================================================================== */

.tabs {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.tabs button {
  border: 0;
  background: transparent;
  color: var(--fg-2);
  font-family: inherit;
  font-size: 14px;
  font-weight: 550;
  padding: 9px 17px;
  border-radius: 9px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: background 0.18s ease, color 0.18s ease;
}
.tabs button:hover { color: var(--fg); }
.tabs button[aria-selected="true"] {
  background: rgba(77, 230, 224, 0.14);
  color: var(--teal);
  box-shadow: inset 0 0 0 1px rgba(77, 230, 224, 0.28);
}
.tabpanel[hidden] { display: none; }

/* ==========================================================================
   Code
   ========================================================================== */

.code {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(3, 5, 9, 0.85);
  margin: 0 0 16px;
}
.code__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 10px 8px 14px;
  border-bottom: 1px solid var(--line);
}
.code__label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--fg-3);
}
.code pre {
  margin: 0;
  padding: 14px 16px;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 13.2px;
  line-height: 1.75;
  color: #d8e2ee;
}
.code pre .c { color: var(--fg-3); }
.code pre .p { color: var(--teal); }
.copy {
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--fg-2);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 5px 10px;
  border-radius: 7px;
  cursor: pointer;
  transition: all 0.18s ease;
  flex: none;
}
.copy:hover { color: var(--teal); border-color: var(--line-strong); }
.copy.is-done { color: var(--teal); border-color: var(--line-strong); background: rgba(77, 230, 224, 0.1); }

code.inline {
  font-family: var(--mono);
  font-size: 0.88em;
  background: rgba(77, 230, 224, 0.09);
  border: 1px solid rgba(77, 230, 224, 0.16);
  color: #9defe9;
  padding: 1px 6px;
  border-radius: 5px;
  white-space: nowrap;
}

/* ==========================================================================
   Tables
   ========================================================================== */

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14.5px;
  min-width: 520px;
}
th, td {
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
th {
  font-size: 11.5px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--fg-3);
  font-weight: 600;
  background: rgba(255, 255, 255, 0.02);
  white-space: nowrap;
}
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover td { background: rgba(255, 255, 255, 0.018); }
td code, th code {
  font-family: var(--mono);
  font-size: 12.6px;
  color: var(--teal);
}
td .muted { color: var(--fg-3); }

/* ==========================================================================
   Steps
   ========================================================================== */

.steps { display: grid; gap: 2px; counter-reset: step; }
.step {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.step:last-child { border-bottom: 0; }
.step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  font-family: var(--mono);
  font-size: 13px;
  color: var(--teal);
  border: 1px solid rgba(77, 230, 224, 0.28);
  background: rgba(77, 230, 224, 0.07);
  border-radius: 9px;
  width: 40px; height: 40px;
  display: grid;
  place-items: center;
}
.step h4 { font-size: 16px; margin-bottom: 5px; }
.step p { margin: 0; color: var(--fg-2); font-size: 14.5px; }

/* ==========================================================================
   Interface map
   ========================================================================== */

.ui-map {
  display: grid;
  grid-template-columns: 0.85fr 1.3fr 0.85fr;
  gap: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 14px;
}
.ui-map__col {
  border: 1px dashed var(--line);
  border-radius: 12px;
  padding: 16px;
  background: rgba(0, 0, 0, 0.25);
}
.ui-map__col--mid { border-style: solid; border-color: rgba(77, 230, 224, 0.28); background: rgba(77, 230, 224, 0.035); }
.ui-map__col h4 {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 12px;
}
.ui-map__col ul { margin: 0; padding-left: 17px; color: var(--fg-2); font-size: 14px; }
.ui-map__col li { margin-bottom: 6px; }
.ui-map__col li::marker { color: var(--fg-3); }

/* Orb status legend */
.orbs { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.orb-chip {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 99px;
  padding: 7px 14px 7px 9px;
  font-size: 13.5px;
  color: var(--fg-2);
}
.orb-chip i {
  width: 11px; height: 11px; border-radius: 50%;
  display: block;
  background: var(--teal);
  box-shadow: 0 0 10px currentColor;
}
.orb-chip i.amber { background: var(--amber); color: var(--amber); }
.orb-chip i.red { background: var(--rose); color: var(--rose); }
.orb-chip i.teal { color: var(--teal); }

/* ==========================================================================
   Kbd
   ========================================================================== */

kbd {
  font-family: var(--mono);
  font-size: 12px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  border-bottom-width: 2px;
  border-radius: 6px;
  padding: 2px 7px;
  color: var(--fg);
  white-space: nowrap;
}

/* ==========================================================================
   Accordion
   ========================================================================== */

.faq {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  margin-bottom: 10px;
  overflow: hidden;
}
.faq summary {
  cursor: pointer;
  padding: 16px 20px;
  font-weight: 600;
  font-size: 15.5px;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  transition: color 0.18s ease;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--teal); }
.faq summary::after {
  content: "+";
  font-family: var(--mono);
  font-size: 19px;
  color: var(--teal);
  flex: none;
  transition: transform 0.22s ease;
}
.faq[open] summary::after { transform: rotate(45deg); }
.faq__body { padding: 0 20px 18px; color: var(--fg-2); font-size: 14.8px; }
.faq__body p:first-child { margin-top: 0; }
.faq__body .code { margin-top: 12px; }

/* ==========================================================================
   Callout / CTA
   ========================================================================== */

.callout {
  border: 1px solid rgba(255, 179, 71, 0.26);
  background: rgba(255, 179, 71, 0.06);
  border-radius: var(--radius-sm);
  padding: 15px 18px;
  color: var(--fg-2);
  font-size: 14.5px;
  display: flex;
  gap: 12px;
}
.callout svg { width: 19px; height: 19px; color: var(--amber); flex: none; margin-top: 2px; }
.callout b { color: var(--fg); }
.callout--teal { border-color: rgba(77, 230, 224, 0.26); background: rgba(77, 230, 224, 0.055); }
.callout--teal svg { color: var(--teal); }

.cta {
  text-align: center;
  border: 1px solid var(--line-strong);
  border-radius: 22px;
  padding: 58px 30px;
  background:
    radial-gradient(620px 260px at 50% 0%, rgba(77, 230, 224, 0.14), transparent 70%),
    var(--panel);
}
.cta h2 { font-size: clamp(26px, 4vw, 38px); margin-bottom: 14px; }
.cta p { color: var(--fg-2); max-width: 52ch; margin: 0 auto 26px; }
.cta__actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
  border-top: 1px solid var(--line);
  padding: 44px 0 56px;
  margin-top: 40px;
  position: relative;
  z-index: 1;
}
.footer__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
  justify-content: space-between;
  color: var(--fg-3);
  font-size: 14px;
}
.footer__links { display: flex; gap: 18px; flex-wrap: wrap; }
.footer__links a { color: var(--fg-2); }
.footer__links a:hover { color: var(--teal); }

/* ==========================================================================
   Reveal animation
   ========================================================================== */

.js .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1), transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.js .reveal.is-in { opacity: 1; transform: none; }

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1000px) {
  .hero__grid { max-width: none; }
  .hero::after { display: block; }
  .overview { grid-template-columns: 1fr; gap: 24px; }
  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ui-map { grid-template-columns: 1fr; }
  .core-fallback { left: 50%; opacity: 0.5; }
}

@media (max-width: 760px) {
  .nav__links {
    position: absolute;
    top: 66px;
    left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 12px 18px 18px;
    background: rgba(4, 6, 10, 0.97);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(14px);
    display: none;
  }
  .nav__links.is-open { display: flex; }
  .nav__links a { padding: 11px 12px; }
  .nav__burger { display: inline-flex; }
  .nav__cta .btn { display: none; }

  .section { padding: 64px 0; }
  .grid--3, .grid--2 { grid-template-columns: 1fr; }
  .hero__stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero { min-height: auto; padding: 44px 0 330px; }
  .hero__scroll { display: none; }
  /* The core glows right behind the hero here, so the cards need more opacity */
  .stat {
    background: rgba(6, 9, 15, 0.7);
    backdrop-filter: blur(7px);
    -webkit-backdrop-filter: blur(7px);
  }
  .page-hero { padding-top: 52px; }
  h3.sub { margin-top: 36px; }
  .step { grid-template-columns: 36px minmax(0, 1fr); gap: 12px; }
  .step::before { width: 36px; height: 36px; font-size: 12px; }
  .cta { padding: 42px 20px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .js .reveal { opacity: 1; transform: none; }
}

/* ---------------------------------------------------------------- Legal page */
.legal { max-width: 68ch; }
.legal h1 { font-size: clamp(30px, 5vw, 44px); letter-spacing: -0.01em; }
.legal h2 {
  font-size: 19px;
  margin: 38px 0 10px;
  color: var(--fg);
  scroll-margin-top: 90px;
}
.legal h2:first-of-type { margin-top: 8px; }
.legal p { color: var(--fg-2); margin: 0 0 14px; }
.legal a { color: var(--teal); }


/* ----------------------------------------------------------------- 404 page */
.nf-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 3rem 1.5rem;
  position: relative;
  z-index: 1;
}
.nf-inner { max-width: 46ch; }
.nf-inner img { width: 76px; height: auto; margin: 0 auto 26px; }
.nf-code {
  font-size: clamp(4.5rem, 17vw, 8.5rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.04em;
  margin: 0;
  opacity: 0.13;
}
.nf-inner h1 { font-size: clamp(1.5rem, 4.5vw, 2.1rem); margin: -0.3em 0 0.6rem; }
.nf-inner p { margin: 0 0 1.9rem; opacity: 0.75; }