@charset "UTF-8";
@font-face {
  font-family: "SF TransRobotics";
  src: url("../fonts/SF TransRobotics.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
}
@font-face {
  font-family: "SF TransRobotics";
  src: url("../fonts/SF TransRobotics Bold.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
}
@font-face {
  font-family: "SF TransRobotics";
  src: url("../fonts/SF TransRobotics Italic.ttf") format("truetype");
  font-weight: 400;
  font-style: italic;
}
@font-face {
  font-family: "SF TransRobotics";
  src: url("../fonts/SF TransRobotics Bold Italic.ttf") format("truetype");
  font-weight: 700;
  font-style: italic;
}
@font-face {
  font-family: "SF TransRobotics Extended";
  src: url("../fonts/SF TransRobotics Extended.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
}
@font-face {
  font-family: "SF TransRobotics Extended";
  src: url("../fonts/SF TransRobotics Extended Bold.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
}
html {
  --bg: #202020;
  --bg-rgb: 32, 32, 32;
  --body-bg: #1a1a1c;
  --text: #e0e0e0;
  --text-soft: #c0c0c8;
  --accent: #8998fe;
  --accent-alt: #aeb6f7;
  --accent-rgb: 137, 152, 254;
  --header: #3a4192;
  --header-rgb: 58, 65, 146;
  --box: #3a3a3a;
  --box-rgb: 58, 58, 58;
  --box-alt: #4e4e4e;
  --box-alt-rgb: 78, 78, 78;
  --mut: #9c9ca4;
  --subtle: #6e6e78;
  --dim: #4d4d5a;
  --nav-text: #fff;
  --text-shadow: 0 1px 14px rgba(0, 0, 0, 0.38);
  --overlay-start: rgba(26, 26, 28, 0);
  --overlay-end: rgba(26, 26, 28, 0.92);
  --glass-bg: rgba(28, 28, 34, 0.28);
  --glass-card: rgba(38, 38, 48, 0.18);
  --glass-card-hover: rgba(38, 38, 48, 0.32);
  --glass-edge: rgba(137, 152, 254, 0.06);
  --glass-edge-hover: rgba(137, 152, 254, 0.20);
  --link-color: #bfc6fb;
  --paper: url(../../assets/images/paper-dark.jpg);
  --hero-glow: rgba(137, 152, 254, 0.12);
  --hero-glow-strong: rgba(137, 152, 254, 0.06);
  --feathers: url(../../assets/images/feathers_dark.png);
  --feather-opacity: 0.55;
  --footer-bg: rgba(26, 26, 28, 0.65);
}

@media (prefers-color-scheme: light) {
  html {
    --bg: #f0f0f0;
    --bg-rgb: 240, 240, 240;
    --body-bg: #f0f0f0;
    --text: #2a2a2a;
    --text-soft: #484850;
    --accent: #4a51b0;
    --accent-alt: #5a61b0;
    --accent-rgb: 74, 81, 176;
    --header: #3a4192;
    --header-rgb: 58, 65, 146;
    --box: #ffffff;
    --box-rgb: 255, 255, 255;
    --box-alt: #f9f9f9;
    --box-alt-rgb: 249, 249, 249;
    --mut: #787880;
    --subtle: #a8a8b0;
    --dim: #e0e0e4;
    --nav-text: #fff;
    --text-shadow: 0 1px 14px rgba(240, 240, 248, 0.30);
    --overlay-start: rgba(240, 240, 240, 0);
    --overlay-end: rgba(240, 240, 240, 0.92);
    --glass-bg: rgba(248, 248, 250, 0.28);
    --glass-card: rgba(255, 255, 255, 0.22);
    --glass-card-hover: rgba(255, 255, 255, 0.42);
    --glass-edge: rgba(74, 81, 176, 0.08);
    --glass-edge-hover: rgba(74, 81, 176, 0.20);
    --link-color: #3a4192;
    --paper: url(../../assets/images/paper.jpg);
    --hero-glow: rgba(74, 81, 176, 0.09);
    --hero-glow-strong: rgba(74, 81, 176, 0.04);
    --feathers: url(../../assets/images/feathers_white.png);
    --feather-opacity: 0.35;
    --footer-bg: rgba(240, 240, 240, 0.65);
  }
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--body-bg);
  scroll-padding-top: 5rem;
}

body {
  font-family: "Outfit", "SF Pro Text", "Segoe UI", sans-serif;
  font-weight: 400;
  color: var(--text);
  background: var(--body-bg);
  line-height: 1.7;
  overflow-x: hidden;
  font-size: 15px;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  text-decoration: none;
  color: var(--link-color);
  font-weight: 500;
  transition: opacity 0.25s;
}
a:hover {
  opacity: 0.7;
}

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2.2rem;
  padding: 0.85rem 2rem;
  z-index: 100;
  background: rgba(var(--header-rgb), 0.72);
  backdrop-filter: blur(20px) saturate(1.6);
  -webkit-backdrop-filter: blur(20px) saturate(1.6);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: background 0.4s, box-shadow 0.4s, border-color 0.4s;
}
nav.scrolled {
  background: rgba(var(--header-rgb), 0.9);
  box-shadow: 0 2px 32px rgba(0, 0, 0, 0.4);
  border-bottom-color: rgba(255, 255, 255, 0.1);
}
nav a.home-link {
  display: flex;
  align-items: center;
  opacity: 0.8;
  transition: opacity 0.3s;
}
nav a.home-link img {
  height: 22px;
  width: auto;
}
nav a.home-link:hover {
  opacity: 1;
}
nav a {
  font-family: "Outfit", "SF Pro Text", "Segoe UI", sans-serif;
  color: var(--nav-text);
  font-size: 0.72rem;
  font-weight: 430;
  opacity: 0.6;
  transition: opacity 0.25s;
}
nav a:hover {
  opacity: 1;
}

.hero-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  z-index: 0;
  background: radial-gradient(ellipse 70% 55% at 50% 35%, var(--hero-glow) 0%, transparent 60%), var(--feathers), var(--body-bg);
  background-size: auto, 640px, auto;
}

.hero-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  z-index: 2;
  pointer-events: none;
  opacity: 0;
  background: linear-gradient(to bottom, var(--overlay-start) 0%, var(--overlay-start) 20%, var(--overlay-end) 100%);
}

.hero-content {
  padding-top: 6rem;
  padding-bottom: 3.5rem;
  padding-left: 2rem;
  padding-right: 2rem;
  text-align: center;
  transition: opacity 0.1s linear, transform 0.1s linear;
  will-change: opacity, transform;
}

.hero-logo {
  margin-bottom: 1.2rem;
  margin-top: 2rem;
}
.hero-logo img.logo-svg {
  width: min(88vw, 640px);
  height: auto;
  filter: drop-shadow(0 6px 40px rgba(var(--accent-rgb), 0.36));
  animation: logoBreathe 6s ease-in-out infinite;
}

@keyframes logoBreathe {
  0%, 100% {
    filter: drop-shadow(0 4px 32px rgba(var(--accent-rgb), 0.32));
  }
  50% {
    filter: drop-shadow(0 4px 48px rgba(var(--accent-rgb), 0.48));
  }
}
.headline {
  text-align: center;
}

.greeting {
  font-family: "Outfit", "SF Pro Text", "Segoe UI", sans-serif;
  font-weight: 300;
  font-style: italic;
  font-size: clamp(1.4rem, 3.2vw, 1.85rem);
  color: var(--text-soft);
  margin-bottom: 0.3rem;
  opacity: 0.72;
  letter-spacing: 0.01em;
  text-shadow: var(--text-shadow);
}

.version {
  font-family: "Outfit", "SF Pro Text", "Segoe UI", sans-serif;
  font-weight: 300;
  font-size: 0.72rem;
  opacity: 0.5;
  color: var(--text-soft);
  text-align: center;
  margin: 0.6rem 0 1.2rem 0;
  letter-spacing: 0.03em;
  text-shadow: var(--text-shadow);
}

main {
  position: relative;
  z-index: 3;
  max-width: 820px;
  margin: 4.5rem auto 0 auto;
  padding: 0.5rem 2rem 2.5rem;
  background: var(--glass-bg);
  backdrop-filter: blur(32px) saturate(1.35);
  -webkit-backdrop-filter: blur(32px) saturate(1.35);
  border-radius: 16px 16px 0 0;
  border-top: 1px solid rgba(137, 152, 254, 0.08);
  box-shadow: 0 -10px 48px rgba(0, 0, 0, 0.25), 0 -2px 8px rgba(var(--accent-rgb), 0.04);
}

section {
  margin-bottom: 4.5rem;
  padding: 2rem 2rem;
  background: var(--glass-card);
  backdrop-filter: blur(14px) saturate(1.3);
  -webkit-backdrop-filter: blur(14px) saturate(1.3);
  border: 1px solid var(--glass-edge);
  border-radius: 12px;
  transition: border-color 0.5s ease, background 0.5s ease, box-shadow 0.5s ease;
}
section:hover {
  background: var(--glass-card-hover);
  border-color: var(--glass-edge-hover);
  box-shadow: 0 4px 36px rgba(0, 0, 0, 0.18), inset 0 1px 0 rgba(var(--accent-rgb), 0.04);
}

h2 {
  font-family: "SF TransRobotics Extended", "SF TransRobotics", sans-serif;
  font-size: clamp(1.55rem, 4vw, 2.2rem);
  font-weight: 700;
  margin-bottom: 1.8rem;
  padding-bottom: 0.5rem;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--dim);
  background: linear-gradient(135deg, var(--accent) 40%, var(--accent-alt) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h3, h4 {
  font-family: "SF TransRobotics", "Outfit", sans-serif;
  font-weight: 700;
  letter-spacing: 0.04em;
  background: linear-gradient(135deg, var(--accent) 35%, var(--accent-alt) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h3 {
  font-size: clamp(1.1rem, 2.8vw, 1.45rem);
  margin-top: 2rem;
  margin-bottom: 0.8rem;
}
h3.subheadline {
  font-family: "SF TransRobotics Extended", "SF TransRobotics", sans-serif;
  font-size: clamp(0.92rem, 2.2vw, 1.2rem);
  font-weight: 700;
  letter-spacing: 0.05em;
  background: linear-gradient(135deg, var(--accent) 30%, var(--accent-alt) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-top: -0.9rem;
  margin-bottom: 1.2rem;
  opacity: 1;
  border-bottom: none;
}

h4 {
  font-size: clamp(0.9rem, 2.2vw, 1.15rem);
  margin-top: 1.5rem;
  margin-bottom: 0.6rem;
}

.lead {
  font-family: "Outfit", "SF Pro Text", "Segoe UI", sans-serif;
  font-weight: 380;
  font-size: 1.15rem;
  line-height: 1.8;
  margin-bottom: 1.2rem;
  color: var(--text);
  opacity: 0.92;
}

p {
  margin-bottom: 0.9rem;
  font-size: 0.93rem;
  line-height: 1.7;
  color: var(--text-soft);
}

strong {
  font-weight: 550;
  color: var(--text);
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-alt) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

em {
  font-style: italic;
  color: var(--accent-alt);
}

mark {
  background: none;
  color: var(--accent);
  font-weight: 500;
}

h2 strong, h3 strong, h4 strong {
  background: none;
  -webkit-text-fill-color: var(--accent);
  font-weight: 700;
}
h2 em, h3 em, h4 em {
  font-family: "SF TransRobotics", "SF TransRobotics Italic", sans-serif;
  background: none;
  -webkit-text-fill-color: var(--accent-alt);
  font-style: italic;
}

code {
  font-family: "JetBrains Mono", "SF Mono", "Fira Code", monospace;
  font-size: 0.82rem;
  font-weight: 400;
  background: rgba(var(--box-alt-rgb), 0.35);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  padding: 0.15em 0.45em;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.03);
}

.highlight {
  background: rgba(var(--box-rgb), 0.22);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-edge);
  border-radius: 8px;
  padding: 1.25rem 1.75rem;
  margin: 2rem 0;
}
.highlight code {
  font-size: 0.78rem;
  background: none;
  padding: 0;
  border: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.doc-link {
  margin-top: 1.5rem;
  font-weight: 500;
  font-size: 0.9rem;
}
.doc-link a {
  color: var(--accent);
  transition: opacity 0.2s;
}
.doc-link a:hover {
  opacity: 0.6;
}

dl.grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.4rem 2rem;
}

dt {
  font-family: "Outfit", "SF Pro Text", "Segoe UI", sans-serif;
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--accent);
  padding-top: 0.5rem;
  letter-spacing: 0.03em;
}

dd {
  color: var(--text-soft);
  font-size: 0.93rem;
  font-weight: 400;
  padding-top: 0.5rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  font-size: 0.88rem;
}

td {
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--dim);
}
td:first-child {
  width: 150px;
  color: var(--mut);
  font-weight: 550;
  font-size: 0.66rem;
  font-family: "Outfit", "SF Pro Text", "Segoe UI", sans-serif;
}

.value {
  font-family: "JetBrains Mono", "SF Mono", "Fira Code", monospace;
  font-weight: 400;
  font-size: 1rem;
  color: var(--accent);
}

.voltage-range-bar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.6rem;
  margin-top: 0.6rem;
  margin-bottom: -0.4rem;
  font-size: 0.8rem;
  color: var(--text-soft);
}
.voltage-range-bar .vr-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--mut);
}
.voltage-range-bar .vr-track {
  position: relative;
  width: 170px;
  height: 22px;
  display: flex;
  align-items: center;
}
.voltage-range-bar .vr-track input[type=range] {
  position: absolute;
  width: 100%;
  margin: 0;
  -webkit-appearance: none;
  appearance: none;
  background: transparent;
  pointer-events: none;
  height: 22px;
  z-index: 2;
}
.voltage-range-bar .vr-track input[type=range]::-webkit-slider-runnable-track {
  -webkit-appearance: none;
  height: 5px;
  background: rgba(var(--box-rgb), 0.25);
  border-radius: 3px;
}
.voltage-range-bar .vr-track input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  pointer-events: all;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--accent);
  margin-top: -4.5px;
  cursor: grab;
  transition: transform 0.15s;
}
.voltage-range-bar .vr-track input[type=range]::-webkit-slider-thumb:active {
  cursor: grabbing;
  transform: scale(1.2);
}
.voltage-range-bar .vr-track::before {
  content: "";
  position: absolute;
  z-index: 1;
  height: 5px;
  background: var(--accent);
  opacity: 0.35;
  border-radius: 3px;
  left: var(--vr-left, 0%);
  right: var(--vr-right, 0%);
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}
.voltage-range-bar .vr-readout {
  font-family: "JetBrains Mono", "SF Mono", "Fira Code", monospace;
  font-size: 0.73rem;
  font-weight: 600;
  color: var(--accent);
  min-width: 72px;
  text-align: right;
}

.brand-filter-bar {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.brand-filter-bar .br-label {
  font-family: "SF TransRobotics", "Outfit", sans-serif;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--mut);
  white-space: nowrap;
}
.brand-filter-bar .brand-select {
  appearance: none;
  -webkit-appearance: none;
  background: rgba(var(--box-rgb), 0.25);
  border: 1px solid var(--glass-edge);
  border-radius: 6px;
  color: var(--text-soft);
  font-family: "JetBrains Mono", "SF Mono", "Fira Code", monospace;
  font-size: 0.7rem;
  padding: 0.25rem 0.5rem;
  cursor: pointer;
  min-width: 130px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.brand-filter-bar .brand-select:hover {
  border-color: var(--accent);
  box-shadow: 0 0 8px rgba(var(--accent-rgb), 0.15);
}
.brand-filter-bar .brand-select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(var(--accent-rgb), 0.2);
}
.brand-filter-bar .brand-select option {
  background: var(--body-bg);
  color: var(--text-soft);
  padding: 0.25rem 0.5rem;
}

.table-wrap {
  margin: 2rem 0;
  border: 1px solid var(--glass-edge);
  border-radius: 10px;
  background: rgba(var(--box-rgb), 0.18);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.servo-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
  min-width: 700px;
}
.servo-table thead {
  position: sticky;
  top: 3.15rem;
  z-index: 10;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06), 0 4px 12px rgba(0, 0, 0, 0.5);
}
.servo-table thead th {
  background: var(--body-bg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.servo-table th {
  padding: 0.75rem 0.55rem;
  font-size: 0.62rem;
  font-family: "SF TransRobotics", "Outfit", sans-serif;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--mut);
  white-space: nowrap;
  text-align: left;
}
.servo-table th.num {
  text-align: right;
}
.servo-table td {
  padding: 0.5rem 0.55rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.025);
  white-space: nowrap;
  color: var(--text-soft);
  font-size: 0.78rem;
}
.servo-table td.num {
  text-align: right;
  font-family: "JetBrains Mono", "SF Mono", "Fira Code", monospace;
  font-size: 0.76rem;
}
.servo-table td.strong {
  color: var(--accent);
  font-weight: 600;
}
.servo-table td.flight {
  font-weight: 550;
  font-size: 0.73rem;
}
.servo-table td.flight.fp-5 {
  color: var(--accent);
}
.servo-table td.flight.fp-4 {
  color: var(--accent-alt);
}
.servo-table td.flight.fp-3 {
  color: var(--text-soft);
}
.servo-table td.flight.fp-2 {
  color: var(--mut);
}
.servo-table td.flight.fp-1 {
  color: #e05555;
}
.servo-table td.flight.untested-cell {
  font-weight: 400;
  font-style: italic;
  font-size: 0.65rem;
  color: var(--mut);
}
.servo-table td.flight a.yt-link {
  font-size: 0.7rem;
  text-decoration: none;
  margin-left: 3px;
  opacity: 0.7;
  transition: opacity 0.2s;
}
.servo-table td.flight a.yt-link:hover {
  opacity: 1;
}
.servo-table td.notes {
  color: var(--mut);
  font-size: 0.7rem;
  max-width: 280px;
  white-space: normal;
}
.servo-table tr.untested {
  opacity: 0.45;
  transition: opacity 0.3s;
}
.servo-table tr.untested:hover {
  opacity: 0.75;
}
.servo-table th.sortable {
  cursor: pointer;
  user-select: none;
  position: relative;
  transition: color 0.2s;
}
.servo-table th.sortable:hover {
  color: var(--accent);
}
.servo-table th.sortable::after {
  content: "";
  position: absolute;
  right: 2px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.55rem;
  opacity: 0;
  transition: opacity 0.15s;
}
.servo-table th.sortable:hover::after {
  opacity: 0.35;
}
.servo-table th.sort-asc, .servo-table th.sort-desc {
  color: var(--accent);
}
.servo-table th.sort-asc::after {
  content: "▲";
  opacity: 1;
}
.servo-table th.sort-desc::after {
  content: "▼";
  opacity: 1;
}
.servo-table .sort-order {
  position: absolute;
  right: 2px;
  top: 2px;
  font-size: 0.48rem;
  color: var(--accent);
  line-height: 1;
  pointer-events: none;
}
.servo-table .sort-hint {
  font-size: 0.65rem;
  color: var(--mut);
  margin-top: -1rem;
  margin-bottom: 1.5rem;
}

body.subpage.servo-page {
  overflow-x: auto;
}
body.subpage.servo-page .content-page {
  max-width: none;
  margin-left: 1.5rem;
  margin-right: 1.5rem;
}
@media (max-width: 480px) {
  body.subpage.servo-page .content-page {
    margin-left: 0.5rem;
    margin-right: 0.5rem;
  }
}

.currency-inline {
  display: inline;
}

.inline-currency {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  font: inherit;
  font-weight: 550;
  color: var(--accent);
  background: transparent;
  border: none;
  border-bottom: 1px dashed var(--accent);
  padding: 0;
  margin: 0;
  cursor: pointer;
  outline: none;
  vertical-align: baseline;
  line-height: inherit;
}
.inline-currency:focus {
  color: var(--accent-alt);
  border-bottom-color: var(--accent-alt);
}
.inline-currency option {
  background: var(--box);
  color: var(--text);
  font-family: "Outfit", "SF Pro Text", "Segoe UI", sans-serif;
  font-size: 0.85rem;
}

.yt-link {
  display: inline-block;
  margin-left: 0.3rem;
  font-size: 0.62rem;
  text-decoration: none;
  color: var(--accent-alt);
  opacity: 0.7;
  transition: opacity 0.2s;
}
.yt-link:hover {
  opacity: 1;
  color: var(--accent);
}

.build pre {
  background: rgba(var(--box-rgb), 0.22);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-edge);
  border-radius: 8px;
  padding: 1.5rem;
  margin: 1rem 0;
  overflow-x: auto;
}
.build pre code {
  font-size: 0.78rem;
  background: none;
  border: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.compatible {
  font-weight: 400;
  font-size: 0.68rem;
  color: var(--mut);
}

footer {
  position: relative;
  z-index: 3;
  text-align: center;
  padding: 3.5rem 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  font-size: 0.64rem;
  font-weight: 450;
  line-height: 2;
  background: var(--footer-bg);
  backdrop-filter: blur(18px) saturate(1.3);
  -webkit-backdrop-filter: blur(18px) saturate(1.3);
}
footer p {
  margin-bottom: 0.4rem;
  opacity: 0.4;
  font-size: 0.64rem;
  color: var(--text);
}
footer a {
  color: var(--accent);
}
footer a:hover {
  text-decoration: underline;
}
footer .lang-footer {
  margin-top: 1.2rem;
  font-size: 0.68rem;
  line-height: 1.9;
  opacity: 0.55;
  word-spacing: 0.3em;
}
footer .lang-footer a {
  color: inherit;
  text-decoration: none;
}
footer .lang-footer a:hover {
  color: var(--accent);
  text-decoration: underline;
}
footer .lang-footer strong {
  color: var(--accent);
  font-weight: 600;
}

.credit {
  margin-top: 1.5rem;
  font-family: "Outfit", "SF Pro Text", "Segoe UI", sans-serif;
  font-size: 0.72rem;
  font-weight: 380;
  font-style: italic;
  opacity: 0.22;
  color: var(--text);
}

.subpage-hero {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 2.5rem 2rem 0.25rem;
  background: linear-gradient(to bottom, rgba(var(--header-rgb), 0.15) 0%, transparent 100%);
}
.subpage-hero .subpage-bird {
  display: inline-block;
  margin-bottom: 0.85rem;
}
.subpage-hero .subpage-bird img {
  width: min(50vw, 240px);
  height: auto;
  opacity: 0.72;
  filter: drop-shadow(0 3px 16px rgba(var(--accent-rgb), 0.3));
}
.subpage-hero .subpage-label {
  font-family: "SF TransRobotics Extended", "SF TransRobotics", sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  margin: 0 0 0.5rem;
  color: var(--accent-alt);
  text-transform: uppercase;
}
.subpage-hero h1 {
  font-family: "SF TransRobotics Extended", "SF TransRobotics", sans-serif;
  font-weight: 700;
  font-size: clamp(1.3rem, 3.8vw, 1.9rem);
  letter-spacing: 0.07em;
  margin: 0;
  background: linear-gradient(135deg, var(--accent) 40%, var(--accent-alt) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

a.home-link picture {
  display: flex;
  align-items: center;
}
a.home-link img.nav-logo {
  height: 21px;
  width: auto;
}

body.subpage nav {
  position: sticky;
  background: rgba(var(--header-rgb), 0.8);
  backdrop-filter: blur(20px) saturate(1.6);
  -webkit-backdrop-filter: blur(20px) saturate(1.6);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
}
body.subpage .content-page {
  padding-top: 0.5rem;
  max-width: 820px;
  background: var(--glass-bg);
  backdrop-filter: blur(32px) saturate(1.35);
  -webkit-backdrop-filter: blur(32px) saturate(1.35);
  border-radius: 16px 16px 0 0;
  border-top: 1px solid rgba(137, 152, 254, 0.08);
  box-shadow: 0 -10px 48px rgba(0, 0, 0, 0.25);
}
body.subpage .content-page article {
  padding: 1.25rem 2rem;
}
body.subpage .content-page article h1 {
  display: none;
}
body.subpage .content-page article a {
  font-family: "Outfit", "SF Pro Text", "Segoe UI", sans-serif;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--accent);
  border-bottom: 1px solid var(--dim);
}
body.subpage .content-page article h2 {
  font-family: "SF TransRobotics Extended", "SF TransRobotics", sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: 0.04em;
  margin-top: 2rem;
  margin-bottom: 0.8rem;
  border-bottom: 1px solid var(--dim);
  padding-bottom: 0.3rem;
  background: linear-gradient(135deg, var(--accent) 40%, var(--accent-alt) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
body.subpage .content-page article h3, body.subpage .content-page article h4 {
  font-family: "SF TransRobotics", "Outfit", sans-serif;
  font-weight: 700;
  letter-spacing: 0.04em;
  background: linear-gradient(135deg, var(--accent) 40%, var(--accent-alt) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
body.subpage .content-page article h3 {
  font-size: 1rem;
  margin-top: 1.6rem;
  margin-bottom: 0.5rem;
}
body.subpage .content-page article h4 {
  font-size: 0.88rem;
  margin-top: 1.2rem;
  margin-bottom: 0.4rem;
}
body.subpage .content-page article p {
  margin-bottom: 0.9rem;
  font-size: 0.93rem;
  line-height: 1.7;
}
body.subpage .content-page article ul, body.subpage .content-page article ol {
  margin: 0 0 1.5rem 1.5rem;
}
body.subpage .content-page article ul li, body.subpage .content-page article ol li {
  margin-bottom: 0.35rem;
  font-size: 0.93rem;
  color: var(--text-soft);
}
body.subpage .content-page article blockquote {
  border-left: 3px solid var(--accent);
  padding: 0.5rem 1.5rem;
  margin: 1.5rem 0;
  opacity: 0.82;
  background: rgba(var(--box-alt-rgb), 0.18);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: 0 8px 8px 0;
}
body.subpage .content-page article code {
  font-family: "JetBrains Mono", "SF Mono", "Fira Code", monospace;
  background: rgba(var(--box-alt-rgb), 0.3);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  padding: 0.15em 0.4em;
  font-size: 0.82em;
  border-radius: 3px;
  border: 1px solid rgba(255, 255, 255, 0.03);
}
body.subpage .content-page article pre {
  background: rgba(var(--box-rgb), 0.22);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-edge);
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
  overflow-x: auto;
}
body.subpage .content-page article pre code {
  font-family: "JetBrains Mono", "SF Mono", "Fira Code", monospace;
  background: none;
  padding: 0;
  font-size: 0.78rem;
  border: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}
body.subpage .content-page article table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
}
body.subpage .content-page article table th {
  text-align: left;
  font-family: "Outfit", "SF Pro Text", "Segoe UI", sans-serif;
  font-weight: 600;
  font-size: 0.72rem;
  padding: 0.5rem 0.75rem;
  border-bottom: 2px solid var(--accent);
  letter-spacing: 0.03em;
}
body.subpage .content-page article table td {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--dim);
}
body.subpage .content-page article hr {
  border: none;
  border-top: 1px solid var(--dim);
  margin: 2rem 0;
}
body.subpage .content-page article img {
  max-width: 100%;
  border-radius: 4px;
}

.section-intro {
  font-family: "Outfit", "SF Pro Text", "Segoe UI", sans-serif;
  font-weight: 300;
  font-size: 1.08rem;
  line-height: 1.8;
  margin-bottom: 2rem;
  color: var(--text);
  opacity: 0.78;
}

.page-index {
  list-style: none;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 0.4rem 2rem;
}
.page-index li {
  margin: 0;
}
.page-index li a {
  display: block;
  font-family: "Outfit", "SF Pro Text", "Segoe UI", sans-serif;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--accent);
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--dim);
  transition: color 0.2s, border-color 0.2s;
}
.page-index li a:hover {
  color: var(--accent-alt);
  border-bottom-color: var(--accent);
  text-decoration: none;
}

.scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 100;
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(var(--box-rgb), 0.3);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-edge);
  border-radius: 8px;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s, border-color 0.3s;
}
.scroll-top.visible {
  opacity: 0.45;
  pointer-events: auto;
}
.scroll-top.visible:hover {
  opacity: 0.8;
  border-color: var(--accent);
}
.scroll-top::after {
  content: "";
  display: block;
  width: 10px;
  height: 10px;
  border-top: 1px solid var(--text);
  border-right: 1px solid var(--text);
  transform: rotate(-45deg) translateY(2px);
}

@media (max-width: 480px) {
  nav {
    gap: 0.3rem;
    padding: 0.6rem 0.3rem;
  }
  nav a {
    font-size: 0.52rem;
  }
  nav a.home-link img {
    height: 18px;
  }
  .hero-content {
    padding-top: 2.5rem;
    padding-left: 1rem;
    padding-right: 1rem;
  }
  .hero-logo img {
    width: 88vw;
  }
  .greeting {
    font-size: 0.82rem;
  }
  dl.grid {
    grid-template-columns: 1fr;
  }
  dt {
    margin-top: 0.5rem;
  }
  main {
    padding: 2.5rem 1rem;
    border-radius: 12px 12px 0 0;
  }
  section {
    padding: 1.5rem 1rem;
    margin-bottom: 2.5rem;
  }
  footer {
    padding: 2.5rem 1rem;
  }
  .scroll-top {
    bottom: 1rem;
    right: 1rem;
    width: 34px;
    height: 34px;
  }
  body.subpage .content-page {
    border-radius: 12px 12px 0 0;
  }
  body.subpage .content-page article {
    padding: 1.25rem;
  }
}
[dir=rtl] {
  direction: rtl;
  text-align: right;
}
[dir=rtl] nav {
  flex-direction: row-reverse;
}
[dir=rtl] dl.grid {
  direction: rtl;
}

/*# sourceMappingURL=style.css.map */