:root {
  --bg-primary: #060818;
  --bg-secondary: #0b1027;
  --bg-elevated: rgba(14, 22, 54, 0.7);
  --deep-blue: #0a1647;
  --star-blue: #4d7cff;
  --glow-cyan: #00e7f2;
  --nebula-purple: #6c4ab6;
  --text-primary: #eef2ff;
  --text-secondary: #91a0c8;
  --accent: #6288ff;
  --border: rgba(116, 146, 255, 0.22);
  --page-padding: clamp(1.25rem, 5vw, 5rem);
  --section-space: clamp(6rem, 12vw, 11rem);
  --font-display: "Avenir Next", "Segoe UI", Arial, sans-serif;
  --font-body: Inter, "Segoe UI", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scrollbar-color: var(--star-blue) var(--bg-primary);
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  color: var(--text-primary);
  background:
    radial-gradient(circle at 84% 10%, rgba(64, 89, 193, 0.16), transparent 27rem),
    var(--bg-primary);
  font-family: var(--font-body);
  line-height: 1.6;
}

body.menu-open {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

::selection {
  color: #fff;
  background: var(--star-blue);
}

.skip-link {
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: 1000;
  padding: 0.75rem 1rem;
  color: #07101f;
  background: var(--glow-cyan);
  transform: translateY(-150%);
  transition: transform 0.2s ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.starfield {
  position: fixed;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.68;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  display: flex;
  width: 100%;
  height: 5.5rem;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--page-padding);
  border-bottom: 1px solid transparent;
  transition: height 0.35s ease, background 0.35s ease, border-color 0.35s ease;
}

.site-header.is-scrolled {
  height: 4.5rem;
  border-color: var(--border);
  background: rgba(6, 8, 24, 0.84);
  backdrop-filter: blur(20px);
}

.brand {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.2em;
}

.brand-mark {
  position: relative;
  display: inline-grid;
  width: 2.1rem;
  height: 2.1rem;
  place-items: center;
}

.brand-core {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: linear-gradient(135deg, #fff, var(--glow-cyan));
  box-shadow: 0 0 15px var(--glow-cyan);
}

.brand-orbit {
  position: absolute;
  inset: 0.38rem 0.05rem;
  border: 1px solid rgba(145, 188, 255, 0.8);
  border-radius: 50%;
  transform: rotate(-22deg);
}

.brand-orbit::after {
  position: absolute;
  top: -0.13rem;
  left: 50%;
  width: 0.25rem;
  height: 0.25rem;
  border-radius: 50%;
  background: var(--glow-cyan);
  box-shadow: 0 0 8px var(--glow-cyan);
  content: "";
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1.5rem, 3.5vw, 3.5rem);
}

.site-nav a {
  position: relative;
  color: var(--text-secondary);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.17em;
  text-transform: uppercase;
  transition: color 0.25s ease;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: -0.55rem;
  left: 0;
  height: 1px;
  background: var(--glow-cyan);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text-primary);
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.menu-toggle {
  position: relative;
  z-index: 2;
  display: none;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0;
  border: 0;
  color: var(--text-primary);
  background: transparent;
  cursor: pointer;
}

.menu-toggle-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.menu-toggle-lines {
  display: grid;
  width: 1.5rem;
  gap: 0.35rem;
}

.menu-toggle-lines i {
  display: block;
  height: 1px;
  background: currentColor;
  transition: transform 0.25s ease;
}

.hero {
  position: relative;
  display: grid;
  min-height: 100svh;
  overflow: hidden;
  align-items: center;
  padding: 8.5rem var(--page-padding) 6.5rem;
  isolation: isolate;
}

.hero::before {
  position: absolute;
  top: 5.5rem;
  right: var(--page-padding);
  bottom: 4.5rem;
  left: var(--page-padding);
  z-index: -1;
  border: 1px solid rgba(112, 144, 255, 0.08);
  border-bottom: 0;
  content: "";
  pointer-events: none;
}

.hero::after {
  position: absolute;
  top: 5.5rem;
  bottom: 4.5rem;
  left: 50%;
  z-index: -1;
  width: 1px;
  background: linear-gradient(transparent, rgba(102, 138, 255, 0.12), transparent);
  content: "";
}

.hero-copy {
  position: relative;
  z-index: 4;
  width: min(50rem, 61vw);
  padding-left: clamp(0rem, 4vw, 4.5rem);
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 1.8rem;
  color: #aebeff;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.19em;
  text-transform: uppercase;
}

.eyebrow span {
  width: 2rem;
  height: 1px;
  background: var(--glow-cyan);
  box-shadow: 0 0 8px var(--glow-cyan);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
}

h1 {
  max-width: 13ch;
  margin-bottom: 2rem;
  font-size: clamp(3.6rem, 7.6vw, 8.25rem);
  font-weight: 300;
  line-height: 0.92;
  letter-spacing: -0.055em;
}

h1 em {
  color: transparent;
  background: linear-gradient(105deg, #f5f7ff 10%, #83a9ff 52%, var(--glow-cyan));
  background-clip: text;
  font-style: normal;
  font-weight: 650;
  filter: drop-shadow(0 0 22px rgba(77, 124, 255, 0.3));
}

.hero-intro {
  max-width: 38rem;
  margin-bottom: 2.5rem;
  color: var(--text-secondary);
  font-size: clamp(1rem, 1.35vw, 1.18rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.4rem;
}

.button {
  display: inline-flex;
  min-height: 3.5rem;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  padding: 0 1.5rem;
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color 0.25s ease, background 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}

.button-primary {
  border: 1px solid rgba(142, 169, 255, 0.55);
  background: rgba(77, 124, 255, 0.13);
  box-shadow: inset 0 0 25px rgba(77, 124, 255, 0.07), 0 0 30px rgba(77, 124, 255, 0.08);
  backdrop-filter: blur(8px);
}

.button-primary:hover,
.button-primary:focus-visible {
  border-color: var(--glow-cyan);
  background: rgba(0, 231, 242, 0.13);
  transform: translateY(-3px);
}

.button-quiet {
  min-height: auto;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
}

.button-quiet:hover,
.button-quiet:focus-visible {
  border-color: var(--glow-cyan);
  color: var(--text-primary);
}

.hero-glow {
  position: absolute;
  z-index: -2;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.hero-glow-one {
  top: 18%;
  right: 4%;
  width: 32rem;
  height: 32rem;
  background: rgba(56, 91, 201, 0.17);
}

.hero-glow-two {
  bottom: 5%;
  left: 5%;
  width: 22rem;
  height: 16rem;
  background: rgba(83, 48, 166, 0.12);
}

.orbital-system {
  position: absolute;
  top: 50%;
  right: -7vw;
  z-index: 2;
  width: clamp(27rem, 49vw, 50rem);
  aspect-ratio: 1;
  transform: translateY(-48%);
}

.orbit {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(106, 145, 255, 0.2);
  border-radius: 50%;
  animation: orbit-spin 32s linear infinite;
}

.orbit::before,
.orbit::after {
  position: absolute;
  border-radius: 50%;
  content: "";
}

.orbit::before {
  inset: -0.22rem;
  border-top: 1px solid rgba(0, 231, 242, 0.55);
  transform: rotate(42deg);
}

.orbit-outer {
  inset: 2%;
  transform: rotateX(68deg) rotateZ(-8deg);
}

.orbit-middle {
  inset: 14%;
  animation-direction: reverse;
  animation-duration: 25s;
  transform: rotateX(62deg) rotateZ(25deg);
}

.orbit-inner {
  inset: 27%;
  opacity: 0.65;
  animation-duration: 20s;
  transform: rotateX(70deg) rotateZ(-30deg);
}

.moon {
  position: absolute;
  top: 48%;
  display: block;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: #dffcff;
  box-shadow: 0 0 12px 4px rgba(0, 231, 242, 0.65);
}

.moon-one { left: -0.25rem; }
.moon-two { right: -0.25rem; }

.planet {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 32%;
  aspect-ratio: 1;
  overflow: hidden;
  border: 1px solid rgba(143, 174, 255, 0.5);
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 30%, rgba(195, 225, 255, 0.84), transparent 7%),
    radial-gradient(circle at 38% 32%, #7699ff 0%, #3153ac 20%, #131d57 58%, #050713 80%);
  box-shadow: -30px 15px 80px rgba(41, 92, 226, 0.35), inset -40px -10px 80px #030511;
  transform: translate(-50%, -50%);
}

.planet::before,
.planet::after {
  position: absolute;
  left: -15%;
  width: 135%;
  height: 18%;
  border-radius: 50%;
  background: rgba(130, 162, 255, 0.18);
  content: "";
  transform: rotate(-17deg);
  filter: blur(5px);
}

.planet::before { top: 33%; }
.planet::after { top: 55%; opacity: 0.6; }

.planet-light {
  position: absolute;
  top: 7%;
  left: 10%;
  width: 50%;
  height: 42%;
  border-radius: 50%;
  background: rgba(93, 165, 255, 0.35);
  filter: blur(16px);
}

.planet-shadow {
  position: absolute;
  right: -12%;
  bottom: -4%;
  width: 85%;
  height: 85%;
  border-radius: 50%;
  background: rgba(1, 3, 15, 0.7);
  filter: blur(10px);
}

.orbit-label {
  position: absolute;
  padding: 0.35rem 0.55rem;
  border-left: 1px solid var(--glow-cyan);
  color: rgba(199, 218, 255, 0.7);
  background: rgba(4, 9, 29, 0.65);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.52rem;
  letter-spacing: 0.15em;
  backdrop-filter: blur(5px);
}

.label-one { top: 23%; left: 4%; }
.label-two { right: 9%; bottom: 22%; }

.hero-footer {
  position: absolute;
  right: var(--page-padding);
  bottom: 1.5rem;
  left: var(--page-padding);
  display: flex;
  align-items: center;
  gap: 1.2rem;
  color: rgba(145, 160, 200, 0.55);
  font-size: 0.55rem;
  letter-spacing: 0.16em;
}

.scroll-line {
  width: 3.5rem;
  height: 1px;
  background: var(--border);
}

.hero-footer span:last-child {
  margin-left: auto;
}

.section {
  position: relative;
  padding: var(--section-space) var(--page-padding);
}

.section-index {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: clamp(4rem, 8vw, 7rem);
  color: var(--glow-cyan);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.62rem;
  letter-spacing: 0.18em;
}

.section-index::before {
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 9px currentColor;
  content: "";
}

.section-index span {
  color: var(--text-secondary);
}

.studio {
  border-top: 1px solid var(--border);
  background:
    linear-gradient(rgba(77, 124, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(77, 124, 255, 0.025) 1px, transparent 1px);
  background-size: 72px 72px;
}

.studio-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(18rem, 0.75fr);
  gap: clamp(3rem, 10vw, 10rem);
  align-items: start;
}

.section-heading h2,
.approach-copy h2,
.contact h2 {
  margin-bottom: 0;
  font-size: clamp(3rem, 6vw, 6rem);
  font-weight: 350;
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.studio-statement {
  padding-top: 2.5rem;
  color: var(--text-secondary);
  font-size: clamp(1rem, 1.3vw, 1.15rem);
}

.studio-statement p:first-child {
  color: #cbd5f5;
  font-size: clamp(1.15rem, 1.8vw, 1.45rem);
}

.studio-statement p + p {
  margin-top: 2rem;
}

.principles {
  display: grid;
  margin-top: clamp(5rem, 10vw, 9rem);
  border-top: 1px solid var(--border);
  grid-template-columns: repeat(3, 1fr);
}

.principle {
  position: relative;
  min-height: 22rem;
  padding: 2rem clamp(1.5rem, 3vw, 3rem);
  border-right: 1px solid var(--border);
  background: rgba(9, 14, 36, 0.4);
  transition: background 0.35s ease, transform 0.35s ease;
}

.principle:first-child {
  border-left: 1px solid var(--border);
}

.principle:hover {
  z-index: 1;
  background: rgba(21, 34, 76, 0.65);
  transform: translateY(-0.6rem);
}

.principle-number {
  color: var(--text-secondary);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.62rem;
}

.principle-icon {
  display: grid;
  width: 4.8rem;
  height: 4.8rem;
  margin: 4rem 0 3rem;
  place-items: center;
  color: var(--glow-cyan);
  font-size: 2.1rem;
  text-shadow: 0 0 25px var(--star-blue);
}

.principle-icon-orbit {
  position: relative;
  border: 1px solid rgba(92, 130, 255, 0.4);
  border-radius: 50%;
  transform: rotate(-18deg) scaleY(0.42);
}

.principle-icon-orbit::before {
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #dffcff, var(--star-blue) 25%, #152150 75%);
  box-shadow: 0 0 25px var(--star-blue);
  content: "";
  transform: scaleY(2.4);
}

.principle h3 {
  margin-bottom: 0.8rem;
  font-size: 1.15rem;
  font-weight: 650;
  letter-spacing: -0.01em;
}

.principle p {
  max-width: 19rem;
  margin-bottom: 0;
  color: var(--text-secondary);
  font-size: 0.92rem;
}

.approach {
  overflow: hidden;
  border-top: 1px solid var(--border);
  background:
    radial-gradient(circle at 15% 55%, rgba(61, 92, 202, 0.2), transparent 30rem),
    rgba(4, 7, 20, 0.75);
}

.approach-grid {
  display: grid;
  grid-template-columns: minmax(20rem, 0.95fr) minmax(24rem, 0.8fr);
  gap: clamp(4rem, 10vw, 11rem);
  align-items: center;
}

.approach-visual {
  position: relative;
  min-height: 41rem;
  perspective: 1000px;
}

.approach-visual::before,
.approach-visual::after {
  position: absolute;
  border: 1px solid rgba(99, 135, 255, 0.16);
  border-radius: 50%;
  content: "";
}

.approach-visual::before {
  inset: 5% 2% 15% 7%;
}

.approach-visual::after {
  inset: 17% 14% 27% 19%;
  border-style: dashed;
}

.signal-card {
  border: 1px solid rgba(121, 153, 255, 0.32);
  background: linear-gradient(145deg, rgba(19, 32, 75, 0.8), rgba(5, 10, 30, 0.66));
  box-shadow: inset 0 0 50px rgba(69, 104, 220, 0.07), 0 30px 80px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(14px);
}

.signal-card-main {
  position: absolute;
  top: 7%;
  left: 10%;
  z-index: 2;
  width: 69%;
  aspect-ratio: 0.82;
  padding: 1.3rem;
  transform: rotateY(8deg) rotateZ(-3deg);
}

.signal-top,
.signal-caption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-secondary);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.53rem;
  letter-spacing: 0.13em;
}

.signal-status {
  color: var(--glow-cyan);
}

.signal-status::before {
  display: inline-block;
  width: 0.3rem;
  height: 0.3rem;
  margin-right: 0.35rem;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 7px currentColor;
  content: "";
}

.signal-orb {
  position: relative;
  display: grid;
  width: 66%;
  aspect-ratio: 1;
  margin: 3rem auto 2rem;
  place-items: center;
  border: 1px solid rgba(94, 139, 255, 0.2);
  border-radius: 50%;
  box-shadow: 0 0 60px rgba(77, 124, 255, 0.16);
  animation: pulse 4s ease-in-out infinite;
}

.signal-orb::before,
.signal-orb::after {
  position: absolute;
  border-radius: 50%;
  content: "";
}

.signal-orb::before {
  inset: 13%;
  border: 1px dashed rgba(0, 231, 242, 0.38);
  animation: orbit-spin 15s linear infinite;
}

.signal-orb::after {
  inset: 27%;
  background: radial-gradient(circle at 36% 30%, #e8fbff, #5b91ff 18%, #142769 62%, #04091e 78%);
  box-shadow: 0 0 35px rgba(85, 137, 255, 0.7);
}

.signal-orb span {
  position: absolute;
  z-index: 1;
  width: 115%;
  height: 26%;
  border: 1px solid rgba(0, 231, 242, 0.65);
  border-radius: 50%;
  transform: rotate(-14deg);
}

.signal-data {
  display: flex;
  height: 3rem;
  align-items: flex-end;
  gap: 0.35rem;
  margin-bottom: 1.4rem;
  padding: 0.7rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.signal-data i {
  display: block;
  width: 1px;
  height: 35%;
  background: var(--glow-cyan);
  box-shadow: 0 0 5px var(--glow-cyan);
}

.signal-data i:nth-child(2), .signal-data i:nth-child(7) { height: 70%; }
.signal-data i:nth-child(3), .signal-data i:nth-child(8) { height: 45%; }
.signal-data i:nth-child(4) { height: 90%; }
.signal-data i:nth-child(5) { height: 60%; }
.signal-data i:nth-child(6) { height: 25%; }
.signal-data i:nth-child(9) { height: 80%; }

.signal-caption b {
  color: var(--text-primary);
  font-size: 0.8rem;
  font-weight: 400;
}

.signal-card-small {
  position: absolute;
  right: 4%;
  bottom: 14%;
  z-index: 3;
  display: flex;
  width: 11rem;
  height: 6rem;
  flex-direction: column;
  justify-content: space-between;
  padding: 1rem;
  color: var(--text-secondary);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.5rem;
  letter-spacing: 0.15em;
  transform: rotate(4deg);
}

.signal-card-small b {
  color: var(--glow-cyan);
  font-size: 1.2rem;
  font-weight: 400;
}

.approach-copy > p:not(.eyebrow) {
  max-width: 34rem;
  margin: 2.2rem 0 3rem;
  color: var(--text-secondary);
  font-size: 1.05rem;
}

.process-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.process-list li {
  display: grid;
  padding: 1.6rem 0;
  border-top: 1px solid var(--border);
  grid-template-columns: 3rem 1fr;
}

.process-list li:last-child {
  border-bottom: 1px solid var(--border);
}

.process-list li > span {
  color: var(--glow-cyan);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.6rem;
}

.process-list strong {
  display: block;
  margin-bottom: 0.3rem;
  font-family: var(--font-display);
  font-size: 1rem;
}

.process-list p {
  max-width: 28rem;
  margin-bottom: 0;
  color: var(--text-secondary);
  font-size: 0.88rem;
}

.contact {
  display: grid;
  min-height: 42rem;
  overflow: hidden;
  place-items: center;
  border-top: 1px solid var(--border);
  text-align: center;
}

.contact::before {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(65, 98, 211, 0.19), transparent 38rem);
  content: "";
  pointer-events: none;
}

.contact-content {
  position: relative;
  z-index: 2;
  width: min(55rem, 100%);
}

.contact .eyebrow {
  justify-content: center;
}

.contact h2 {
  font-size: clamp(3.7rem, 8vw, 8rem);
}

.contact-content > p:not(.eyebrow) {
  max-width: 37rem;
  margin: 2rem auto 2.5rem;
  color: var(--text-secondary);
  font-size: 1.05rem;
}

.contact-email {
  display: inline-flex;
  align-items: center;
  gap: 1.3rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(0, 231, 242, 0.5);
  color: #cdeeff;
  font-size: clamp(1rem, 2vw, 1.4rem);
  transition: color 0.25s ease, border-color 0.25s ease;
}

.contact-email:hover,
.contact-email:focus-visible {
  border-color: var(--glow-cyan);
  color: var(--glow-cyan);
}

.contact-orbit {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(90vw, 70rem);
  aspect-ratio: 1;
  border: 1px solid rgba(93, 126, 234, 0.12);
  border-radius: 50%;
  transform: translate(-50%, -50%) scaleY(0.37) rotate(-8deg);
}

.contact-orbit::before,
.contact-orbit::after {
  position: absolute;
  border: 1px solid rgba(93, 126, 234, 0.1);
  border-radius: 50%;
  content: "";
}

.contact-orbit::before { inset: 11%; }
.contact-orbit::after { inset: 24%; }

.contact-orbit span {
  position: absolute;
  top: 50%;
  right: -0.25rem;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--glow-cyan);
  box-shadow: 0 0 20px 6px rgba(0, 231, 242, 0.55);
}

.site-footer {
  display: grid;
  padding: 2.5rem var(--page-padding);
  border-top: 1px solid var(--border);
  background: #040611;
  grid-template-columns: 1fr auto;
  gap: 2.5rem;
  align-items: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand-mark-small {
  width: 2rem;
  height: 2rem;
}

.footer-brand strong,
.footer-brand span {
  display: block;
}

.footer-brand strong {
  font-size: 0.77rem;
  letter-spacing: 0.03em;
}

.footer-brand div > span {
  color: var(--text-secondary);
  font-size: 0.68rem;
}

.footer-links {
  display: flex;
  gap: 2rem;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.72rem;
  transition: color 0.25s ease;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--glow-cyan);
}

.copyright {
  margin: 0;
  color: rgba(145, 160, 200, 0.5);
  font-size: 0.65rem;
  grid-column: 1 / -1;
}

.back-to-top {
  position: fixed;
  right: 1.5rem;
  bottom: 1.5rem;
  z-index: 80;
  display: grid;
  width: 2.8rem;
  height: 2.8rem;
  border: 1px solid var(--border);
  border-radius: 50%;
  place-items: center;
  color: var(--text-primary);
  background: rgba(8, 13, 34, 0.82);
  cursor: pointer;
  opacity: 0;
  transform: translateY(1rem);
  backdrop-filter: blur(10px);
  transition: opacity 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
  pointer-events: none;
}

.back-to-top.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.back-to-top:hover,
.back-to-top:focus-visible {
  border-color: var(--glow-cyan);
}

.reveal {
  opacity: 0;
  transform: translateY(2rem);
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.principles .reveal:nth-child(2) { transition-delay: 0.12s; }
.principles .reveal:nth-child(3) { transition-delay: 0.24s; }

@keyframes orbit-spin {
  to { rotate: 360deg; }
}

@keyframes pulse {
  50% { box-shadow: 0 0 90px rgba(77, 124, 255, 0.28); }
}

@media (max-width: 1000px) {
  .hero-copy {
    width: min(44rem, 73vw);
    padding-left: 0;
  }

  .orbital-system {
    right: -21vw;
    opacity: 0.75;
  }

  .studio-layout,
  .approach-grid {
    grid-template-columns: 1fr;
  }

  .studio-layout {
    gap: 2rem;
  }

  .studio-statement {
    max-width: 40rem;
  }

  .approach-visual {
    width: min(38rem, 100%);
    margin: 0 auto;
  }

  .approach-copy {
    max-width: 42rem;
  }
}

@media (max-width: 768px) {
  .site-header,
  .site-header.is-scrolled {
    height: 4.5rem;
  }

  .menu-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    inset: 0;
    display: flex;
    visibility: hidden;
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    background: rgba(6, 8, 24, 0.97);
    opacity: 0;
    transform: translateY(-1rem);
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s;
  }

  .site-nav.is-open {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
  }

  .site-nav a {
    font-size: 1.4rem;
  }

  .menu-toggle[aria-expanded="true"] .menu-toggle-lines i:first-child {
    transform: translateY(0.18rem) rotate(45deg);
  }

  .menu-toggle[aria-expanded="true"] .menu-toggle-lines i:last-child {
    transform: translateY(-0.18rem) rotate(-45deg);
  }

  .hero {
    align-items: end;
    padding-top: 8rem;
    padding-bottom: 7rem;
  }

  .hero::before {
    top: 4.5rem;
  }

  .hero-copy {
    width: 100%;
  }

  h1 {
    font-size: clamp(3.2rem, 15vw, 5.4rem);
  }

  .orbital-system {
    top: 33%;
    right: -27vw;
    width: 105vw;
    opacity: 0.6;
  }

  .hero-intro {
    max-width: 31rem;
  }

  .principles {
    grid-template-columns: 1fr;
  }

  .principle,
  .principle:first-child {
    min-height: auto;
    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    border-left: 1px solid var(--border);
  }

  .principle-icon {
    margin: 3rem 0 2rem;
  }

  .approach-visual {
    min-height: 35rem;
  }

  .site-footer {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .copyright {
    grid-column: auto;
  }
}

@media (max-width: 480px) {
  .brand-name {
    font-size: 0.7rem;
  }

  .hero {
    min-height: 46rem;
  }

  .hero::after {
    display: none;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .button-quiet {
    width: max-content;
  }

  .hero-footer span:last-child {
    display: none;
  }

  .section-index {
    margin-bottom: 3rem;
  }

  .section-heading h2,
  .approach-copy h2 {
    font-size: clamp(2.7rem, 14vw, 4rem);
  }

  .approach-visual {
    min-height: 29rem;
  }

  .signal-card-main {
    left: 3%;
    width: 82%;
    padding: 1rem;
  }

  .signal-orb {
    margin-top: 2.2rem;
  }

  .signal-card-small {
    right: 0;
    bottom: 6%;
    width: 9rem;
  }

  .contact {
    min-height: 36rem;
  }

  .contact-email {
    gap: 0.65rem;
    font-size: 0.92rem;
  }

  .footer-links {
    flex-direction: column;
    gap: 0.8rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}