:root {
  --bg-top: #000000;
  --bg-bottom: #000000;
  --page-bg: #000000;
  --text-color: #ffffff;
  --subtle-text-color: rgba(255, 255, 255, 0.76);
  --strong-text-color: rgba(255, 255, 255, 0.92);
  --soft-text-color: rgba(255, 255, 255, 0.72);
  --muted-text-color: rgba(255, 255, 255, 0.54);
  --label-color: rgba(196, 211, 255, 0.9);
  --line-color: rgba(255, 255, 255, 0.08);
  --line-strong-color: rgba(255, 255, 255, 0.12);
  --line-action-color: rgba(255, 255, 255, 0.14);
  --line-action-hover-color: rgba(255, 255, 255, 0.24);
  --focus-color: rgba(255, 255, 255, 0.86);
  --hero-overlay-glow: rgba(255, 255, 255, 0.05);
  --hero-overlay-line: rgba(255, 255, 255, 0.014);
  --hero-overlay-blend: screen;
  --hero-overlay-opacity: 0.18;
  --brand-halo-background:
    radial-gradient(
      ellipse at center,
      rgba(255, 255, 255, 0.05) 0%,
      rgba(96, 122, 255, 0.045) 26%,
      rgba(0, 0, 0, 0) 68%
    );
  --brand-halo-opacity: 0.36;
  --brand-logo-shadow: rgba(255, 255, 255, 0.18);
  --brand-text-shadow: rgba(255, 255, 255, 0.08);
  --logo-fallback-filter: none;
  --panel-backdrop-rgb: 3, 3, 8;
  --panel-rail-border: rgba(255, 255, 255, 0.82);
  --panel-rail-background:
    linear-gradient(180deg, rgba(8, 8, 14, 0.96) 0%, rgba(4, 4, 8, 0.95) 100%),
    radial-gradient(circle at 50% 0%, rgba(82, 110, 255, 0.05) 0%, transparent 55%);
  --panel-surface-background:
    radial-gradient(circle at 50% 18%, rgba(82, 110, 255, 0.08) 0%, rgba(0, 0, 0, 0) 42%),
    linear-gradient(180deg, rgba(3, 3, 6, 0.98) 0%, rgba(8, 8, 12, 0.96) 100%);
  --panel-body-background:
    radial-gradient(circle at 50% 12%, rgba(82, 110, 255, 0.07) 0%, transparent 36%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.014) 0%, rgba(255, 255, 255, 0) 18%);
  --panel-shell-outline: rgba(255, 255, 255, 0.04);
  --panel-shell-shadow: rgba(0, 0, 0, 0.42);
  --panel-surface-shadow: rgba(0, 0, 0, 0.56);
  --tab-shell-background: linear-gradient(180deg, rgba(255, 255, 255, 0.025) 0%, rgba(255, 255, 255, 0) 100%);
  --status-background: rgba(255, 255, 255, 0.02);
  --button-fill: rgba(255, 255, 255, 0.04);
  --button-fill-subtle: rgba(255, 255, 255, 0.02);
  --button-fill-hover: rgba(255, 255, 255, 0.06);
  --scrollbar-color: rgba(255, 255, 255, 0.18);
  --toggle-shell-background: rgba(7, 7, 12, 0.88);
  --toggle-shell-border: rgba(255, 255, 255, 0.14);
  --toggle-shell-shadow: rgba(0, 0, 0, 0.42);
  --toggle-thumb-background: linear-gradient(180deg, rgba(255, 255, 255, 0.16) 0%, rgba(255, 255, 255, 0.1) 100%);
  --toggle-thumb-border: rgba(255, 255, 255, 0.16);
  --toggle-icon-color: rgba(255, 255, 255, 0.46);
  --toggle-icon-active: rgba(255, 255, 255, 0.96);
  --toggle-accent: rgba(82, 110, 255, 0.18);
  --toggle-focus: rgba(255, 255, 255, 0.86);
  color-scheme: dark;
}

:root[data-theme="light"] {
  --bg-top: #eff4ff;
  --bg-bottom: #f8fbff;
  --page-bg: #f1f5ff;
  --text-color: #121a2d;
  --subtle-text-color: rgba(20, 31, 58, 0.78);
  --strong-text-color: rgba(12, 19, 36, 0.92);
  --soft-text-color: rgba(28, 39, 68, 0.68);
  --muted-text-color: rgba(22, 32, 58, 0.5);
  --label-color: rgba(61, 79, 140, 0.84);
  --line-color: rgba(22, 32, 58, 0.08);
  --line-strong-color: rgba(22, 32, 58, 0.12);
  --line-action-color: rgba(22, 32, 58, 0.16);
  --line-action-hover-color: rgba(22, 32, 58, 0.24);
  --focus-color: rgba(18, 27, 50, 0.6);
  --hero-overlay-glow: rgba(36, 55, 104, 0.05);
  --hero-overlay-line: rgba(28, 45, 92, 0.028);
  --hero-overlay-blend: multiply;
  --hero-overlay-opacity: 0.34;
  --brand-halo-background:
    radial-gradient(
      ellipse at center,
      rgba(255, 255, 255, 0.16) 0%,
      rgba(112, 139, 255, 0.18) 24%,
      rgba(84, 109, 220, 0) 68%
    );
  --brand-halo-opacity: 0.58;
  --brand-logo-shadow: rgba(86, 104, 176, 0.16);
  --brand-text-shadow: rgba(93, 117, 194, 0.12);
  --logo-fallback-filter: brightness(0) saturate(100%);
  --panel-backdrop-rgb: 239, 244, 255;
  --panel-rail-border: rgba(24, 37, 72, 0.18);
  --panel-rail-background:
    linear-gradient(180deg, rgba(250, 252, 255, 0.95) 0%, rgba(240, 245, 255, 0.94) 100%),
    radial-gradient(circle at 50% 0%, rgba(88, 116, 255, 0.14) 0%, transparent 55%);
  --panel-surface-background:
    radial-gradient(circle at 50% 18%, rgba(88, 116, 255, 0.14) 0%, rgba(255, 255, 255, 0) 42%),
    linear-gradient(180deg, rgba(251, 253, 255, 0.98) 0%, rgba(241, 246, 255, 0.96) 100%);
  --panel-body-background:
    radial-gradient(circle at 50% 12%, rgba(88, 116, 255, 0.12) 0%, transparent 36%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.52) 0%, rgba(255, 255, 255, 0) 22%);
  --panel-shell-outline: rgba(255, 255, 255, 0.7);
  --panel-shell-shadow: rgba(53, 72, 128, 0.16);
  --panel-surface-shadow: rgba(69, 87, 143, 0.22);
  --tab-shell-background: linear-gradient(180deg, rgba(255, 255, 255, 0.4) 0%, rgba(255, 255, 255, 0.06) 100%);
  --status-background: rgba(255, 255, 255, 0.38);
  --button-fill: rgba(255, 255, 255, 0.46);
  --button-fill-subtle: rgba(255, 255, 255, 0.3);
  --button-fill-hover: rgba(255, 255, 255, 0.62);
  --scrollbar-color: rgba(24, 37, 72, 0.18);
  --toggle-shell-background: rgba(248, 250, 255, 0.88);
  --toggle-shell-border: rgba(24, 37, 72, 0.14);
  --toggle-shell-shadow: rgba(69, 87, 143, 0.18);
  --toggle-thumb-background: linear-gradient(180deg, rgba(88, 116, 255, 0.2) 0%, rgba(88, 116, 255, 0.12) 100%);
  --toggle-thumb-border: rgba(88, 116, 255, 0.18);
  --toggle-icon-color: rgba(24, 37, 72, 0.42);
  --toggle-icon-active: rgba(12, 19, 36, 0.92);
  --toggle-accent: rgba(88, 116, 255, 0.12);
  --toggle-focus: rgba(18, 27, 50, 0.72);
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  height: 100%;
  background-color: var(--page-bg);
}

body {
  min-height: 100%;
  margin: 0;
  overflow: hidden;
  background-color: var(--page-bg);
  background: linear-gradient(180deg, var(--bg-top) 0%, var(--bg-bottom) 100%);
  color: var(--text-color);
  font-family: "IBM Plex Mono", monospace;
  transition:
    background-color 0.32s ease,
    color 0.32s ease;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: none;
  pointer-events: none;
  z-index: 0;
}

.hero {
  --logo-fallback-opacity: 0.06;
  --name-fallback-opacity: 1;
  --enter-label-opacity: 1;
  --enter-border-opacity: 1;
  --panel-layer-opacity: 0;
  --panel-surface-opacity: 0;
  --panel-scale-x: 0.08;
  --panel-scale-y: 0.12;
  --panel-radius: 7rem;
  --panel-close-opacity: 0;
  --panel-rail-opacity: 0;
  --panel-rail-scale: 0.96;
  --panel-rail-translate: 0.9rem;
  --panel-backdrop-blur: 0px;
  --panel-backdrop-overlay: 0;
  position: relative;
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: clamp(1.5rem, 3vw, 3rem);
  isolation: isolate;
}

.hero__ascii,
.hero__overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero__ascii {
  z-index: 0;
  opacity: 0;
  animation: canvas-reveal 1.8s ease 0.15s forwards;
}

.hero__overlay {
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 50% 44%, var(--hero-overlay-glow) 0%, transparent 16%),
    repeating-linear-gradient(
      180deg,
      var(--hero-overlay-line) 0,
      var(--hero-overlay-line) 1px,
      transparent 1px,
      transparent 4px
    );
  mix-blend-mode: var(--hero-overlay-blend);
  opacity: var(--hero-overlay-opacity);
}

.brand {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(0.9rem, 1.8vw, 1.3rem);
  text-align: center;
  transform: translateY(20px) scale(0.96);
  transform-origin: center;
  opacity: 0;
  animation: brand-enter 1.15s cubic-bezier(0.18, 0.9, 0.22, 1) 0.05s forwards;
}

.brand__halo {
  position: absolute;
  left: 50%;
  top: 52%;
  width: clamp(16rem, 30vw, 28rem);
  height: clamp(14rem, 26vw, 24rem);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background: var(--brand-halo-background);
  filter: blur(16px);
  opacity: var(--brand-halo-opacity);
  z-index: -1;
}

.brand__logo-shell {
  width: clamp(10rem, 16vw, 13.5rem);
  aspect-ratio: 537 / 414;
  position: relative;
  display: block;
  filter: drop-shadow(0 0 28px var(--brand-logo-shadow));
}

.brand__logo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
}

.brand__logo--ascii {
  opacity: 0;
  transition: opacity 0.55s ease;
}

.brand__logo--fallback {
  filter: var(--logo-fallback-filter);
  transition:
    opacity 0.45s ease,
    filter 0.32s ease;
}

.brand__logo-shell.is-ready .brand__logo--ascii {
  opacity: 1;
}

.brand__logo-shell.is-ready .brand__logo--fallback {
  opacity: var(--logo-fallback-opacity);
}

.brand__name-shell {
  position: relative;
  display: inline-block;
}

.brand__name {
  margin: 0;
  padding-left: 0.11em;
  position: relative;
  display: block;
  font-family: "Iceland", sans-serif;
  font-size: clamp(3.2rem, 8vw, 5.6rem);
  font-weight: 400;
  line-height: 0.9;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  text-shadow: 0 0 18px var(--brand-text-shadow);
  transition: opacity 0.45s ease;
}

.brand__name-fallback-canvas,
.brand__name-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
}

.brand__name-fallback-canvas {
  transition: opacity 0.45s ease;
}

.brand__name-canvas {
  transition: opacity 0.55s ease;
}

.brand__name-shell.is-ready .brand__name-fallback-canvas {
  opacity: var(--name-fallback-opacity);
}

.brand__name-shell.is-ready .brand__name-canvas {
  opacity: 1;
}

.brand__name-shell.is-ready .brand__name {
  opacity: 0;
}

.enter-button {
  position: relative;
  min-width: clamp(7.2rem, 9vw, 8.8rem);
  height: 2.6rem;
  padding: 0 1.4rem;
  border: 0;
  background: transparent;
  color: var(--text-color);
  display: inline-grid;
  place-items: center;
  cursor: pointer;
  isolation: isolate;
  transition: transform 0.2s ease;
}

.enter-button:hover {
  transform: translateY(-1px);
}

.enter-button:focus-visible {
  outline: 1px solid var(--focus-color);
  outline-offset: 0.3rem;
}

.enter-button:disabled {
  cursor: default;
}

.enter-button__border {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: var(--enter-border-opacity);
  pointer-events: none;
}

.enter-button__label {
  position: relative;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--strong-text-color);
  opacity: var(--enter-label-opacity);
  text-shadow: 0 0 10px var(--brand-text-shadow);
  transition: opacity 0.16s linear;
}

.panel-layer {
  position: absolute;
  inset: 0;
  z-index: 4;
  opacity: var(--panel-layer-opacity);
  pointer-events: none;
}

.panel-layer::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(var(--panel-backdrop-rgb), var(--panel-backdrop-overlay));
  backdrop-filter: blur(var(--panel-backdrop-blur));
  -webkit-backdrop-filter: blur(var(--panel-backdrop-blur));
  pointer-events: none;
}

.hero.is-panel-visible .panel-layer {
  pointer-events: auto;
}

.panel {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding-block: clamp(0.55rem, 2vw, 1.45rem);
  padding-inline: clamp(1.15rem, 4vw, 3rem);
}

.panel__stack {
  width: min(95vw, 96rem);
  display: grid;
  gap: clamp(0.65rem, 1.2vw, 0.9rem);
}

.panel__rail {
  opacity: var(--panel-rail-opacity);
  transform: translateY(calc(-1 * var(--panel-rail-translate))) scale(var(--panel-rail-scale));
  transform-origin: center;
}

.panel__rail-shell {
  min-height: 4.15rem;
  display: grid;
  grid-template-columns: auto minmax(16rem, 1fr) auto;
  align-items: center;
  gap: 0.75rem;
  padding: 0.55rem;
  border: 1px solid var(--panel-rail-border);
  border-radius: 1.5rem;
  background: var(--panel-rail-background);
  box-shadow:
    0 0 0 1px var(--panel-shell-outline),
    0 18px 42px var(--panel-shell-shadow);
}

.panel__surface {
  position: relative;
  width: 100%;
  height: min(73svh, 41rem);
  opacity: var(--panel-surface-opacity);
  transform: scaleX(var(--panel-scale-x)) scaleY(var(--panel-scale-y));
  transform-origin: center;
  border-radius: var(--panel-radius);
  overflow: hidden;
  background: var(--panel-surface-background);
  box-shadow:
    0 0 0 1px var(--panel-shell-outline),
    0 24px 70px var(--panel-surface-shadow);
}

.panel__border {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.panel__body {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: auto;
  background: var(--panel-body-background);
}

.panel-screen-wrap {
  position: relative;
  min-height: 0;
  height: 100%;
}

.panel-copy__label,
.panel-meta__label {
  margin: 0;
  color: var(--label-color);
  font-size: 0.73rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.panel-nav {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  min-height: 3rem;
  align-items: stretch;
}

.panel-nav__indicator {
  position: absolute;
  inset: 0 auto auto 0;
  width: 0;
  height: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.96;
  transition:
    transform 0.26s cubic-bezier(0.2, 0.75, 0.2, 1),
    width 0.26s cubic-bezier(0.2, 0.75, 0.2, 1),
    height 0.26s cubic-bezier(0.2, 0.75, 0.2, 1);
}

.panel-nav__indicator-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.panel-nav__tab {
  position: relative;
  z-index: 1;
  min-height: 3rem;
  padding: 0.78rem 1.15rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  text-decoration: none;
  color: var(--muted-text-color);
  font-size: 0.74rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition:
    color 0.22s ease,
    transform 0.22s ease;
}

.panel-nav__tab::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border: 1px solid var(--line-color);
  background: var(--tab-shell-background);
  opacity: 1;
  transition: opacity 0.22s ease;
}

.panel-nav__tab span {
  position: relative;
  z-index: 1;
}

.panel-nav__tab:hover {
  color: var(--strong-text-color);
  transform: translateY(-1px);
}

.panel-nav__tab:focus-visible {
  outline: 1px solid var(--focus-color);
  outline-offset: 0.18rem;
}

.panel-nav__tab.is-active {
  color: var(--strong-text-color);
  text-shadow: 0 0 12px var(--brand-text-shadow);
}

.panel-nav__tab.is-active::before {
  opacity: 0;
}

.panel-rail__status {
  min-height: 3rem;
  padding: 0.74rem 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  border: 1px solid var(--line-strong-color);
  border-radius: 999px;
  background: var(--status-background);
  color: var(--soft-text-color);
  text-align: center;
  overflow: hidden;
}

.panel-rail__status-label,
.panel-rail__status-value {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  white-space: nowrap;
}

.panel-rail__status-label {
  color: var(--label-color);
}

.panel-rail__status-value {
  color: var(--strong-text-color);
}

.panel-screen {
  position: absolute;
  inset: 0;
  display: block;
  opacity: 0;
  transform: translateY(18px);
  pointer-events: none;
  overflow: auto;
  padding:
    clamp(1.4rem, 2.6vw, 2.3rem)
    clamp(1.4rem, 2.7vw, 2.5rem)
    clamp(1.3rem, 2.2vw, 1.8rem);
  scrollbar-width: thin;
  scrollbar-color: var(--scrollbar-color) transparent;
  transition:
    opacity 0.28s ease,
    transform 0.28s ease;
}

.panel-screen.is-active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.panel-screen::-webkit-scrollbar {
  width: 0.45rem;
}

.panel-screen::-webkit-scrollbar-thumb {
  background: var(--scrollbar-color);
  border-radius: 999px;
}

.panel-copy {
  display: flex;
  flex-direction: column;
  gap: 1.05rem;
  min-width: 0;
  max-width: 66rem;
}

.panel-copy__headline {
  margin: 0;
  max-width: 46rem;
  font-family: "Iceland", sans-serif;
  font-size: clamp(2.2rem, 4vw, 4rem);
  font-weight: 400;
  line-height: 0.94;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-wrap: balance;
}

.panel-copy__lead {
  margin: 0;
  max-width: 46rem;
  color: var(--subtle-text-color);
  font-size: 1.03rem;
  line-height: 1.78;
}

.panel-flow {
  margin-top: 0.55rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.panel-flow__item {
  padding-top: 0.95rem;
  border-top: 1px solid var(--line-color);
}

.panel-flow__title {
  margin: 0;
  color: var(--strong-text-color);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.panel-flow__text {
  margin: 0.55rem 0 0;
  color: var(--soft-text-color);
  font-size: 0.95rem;
  line-height: 1.72;
}

.panel-meta-grid {
  margin-top: 0.4rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.1rem;
}

.panel-meta {
  padding-top: 0.9rem;
  border-top: 1px solid var(--line-color);
}

.panel-meta__value {
  margin: 0.5rem 0 0;
  color: var(--soft-text-color);
  font-size: 0.95rem;
  line-height: 1.72;
}

.panel-contact-list {
  margin-top: 0.4rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.panel-contact {
  padding: 0.95rem 0;
  border-top: 1px solid var(--line-color);
  display: grid;
  gap: 0.5rem;
}

.panel-contact__label {
  color: var(--label-color);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.panel-contact {
  text-decoration: none;
  color: inherit;
  transition:
    transform 0.22s ease,
    border-color 0.22s ease;
}

.panel-contact:hover {
  transform: translateY(-1px);
}

.panel-contact--static {
  cursor: default;
}

.panel-contact__value {
  color: var(--strong-text-color);
  font-size: clamp(1rem, 1.5vw, 1.18rem);
  line-height: 1.45;
  word-break: break-word;
}

.panel-action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  padding-top: 0.4rem;
}

.panel-action {
  min-height: 2.75rem;
  padding: 0.8rem 1.15rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid var(--line-action-color);
  background: var(--button-fill);
  color: var(--strong-text-color);
  text-decoration: none;
  font-size: 0.74rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition:
    transform 0.22s ease,
    border-color 0.22s ease,
    background-color 0.22s ease;
}

.panel-action:hover {
  transform: translateY(-1px);
  border-color: var(--line-action-hover-color);
  background: var(--button-fill-hover);
}

.panel-action--secondary {
  color: var(--soft-text-color);
  background: var(--button-fill-subtle);
}

.panel__close {
  position: relative;
  width: 3rem;
  height: 3rem;
  padding: 0;
  border: 0;
  border-radius: 999px;
  border: 1px solid var(--line-strong-color);
  background: transparent;
  color: var(--strong-text-color);
  font: inherit;
  line-height: 1;
  display: inline-grid;
  place-items: center;
  opacity: var(--panel-close-opacity);
  cursor: pointer;
  text-shadow: 0 0 10px var(--brand-text-shadow);
  transition:
    opacity 0.2s ease,
    color 0.2s ease,
    transform 0.2s ease;
}

.panel__close:hover {
  color: var(--text-color);
  transform: translateY(-1px);
}

.panel__close:focus-visible {
  outline: 1px solid var(--focus-color);
  outline-offset: 0.14rem;
}

.panel__close:disabled {
  cursor: default;
}

.brand__logo-shell,
.brand__name,
.panel__rail-shell,
.panel__surface,
.panel__body,
.panel-nav__tab,
.panel-nav__tab::before,
.panel-rail__status,
.panel-action,
.panel__close {
  transition:
    background-color 0.32s ease,
    border-color 0.32s ease,
    color 0.32s ease,
    box-shadow 0.32s ease,
    text-shadow 0.32s ease,
    filter 0.32s ease;
}

.theme-toggle-dock {
  position: fixed;
  left: 50%;
  bottom: max(0.75rem, calc(env(safe-area-inset-bottom) + 0.35rem));
  z-index: 6;
  transform: translateX(-50%);
  pointer-events: none;
}

.theme-toggle {
  position: relative;
  width: 5.1rem;
  height: 2.8rem;
  padding: 0;
  border: 0;
  background: transparent;
  font: inherit;
  color: inherit;
  cursor: pointer;
  pointer-events: auto;
}

.theme-toggle:focus-visible {
  outline: 1px solid var(--toggle-focus);
  outline-offset: 0.2rem;
}

.theme-toggle__track {
  position: relative;
  width: 100%;
  height: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  padding: 0.32rem;
  border: 1px solid var(--toggle-shell-border);
  border-radius: 999px;
  background: var(--toggle-shell-background);
  box-shadow:
    0 0 0 1px var(--panel-shell-outline),
    0 14px 28px var(--toggle-shell-shadow);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  overflow: hidden;
}

.theme-toggle__track::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, var(--toggle-accent) 0%, transparent 62%);
  opacity: 0.85;
}

.theme-toggle__thumb {
  position: absolute;
  top: 0.32rem;
  left: 0.32rem;
  width: 2.16rem;
  height: 2.16rem;
  border: 1px solid var(--toggle-thumb-border);
  border-radius: 50%;
  background: var(--toggle-thumb-background);
  box-shadow: 0 8px 18px var(--toggle-shell-shadow);
  transform: translateX(2.3rem);
  transition:
    transform 0.32s cubic-bezier(0.2, 0.75, 0.2, 1),
    border-color 0.32s ease,
    background 0.32s ease,
    box-shadow 0.32s ease;
}

.theme-toggle__icon {
  position: relative;
  z-index: 1;
  display: inline-grid;
  place-items: center;
  width: 100%;
  height: 100%;
  color: var(--toggle-icon-color);
  transition: color 0.32s ease, transform 0.32s ease;
}

.theme-toggle__icon svg {
  width: 1.1rem;
  height: 1.1rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.theme-toggle__icon--moon {
  color: var(--toggle-icon-active);
}

:root[data-theme="light"] .theme-toggle__thumb {
  transform: translateX(0);
}

:root[data-theme="light"] .theme-toggle__icon--sun {
  color: var(--toggle-icon-active);
}

:root[data-theme="light"] .theme-toggle__icon--moon {
  color: var(--toggle-icon-color);
}

@keyframes brand-enter {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.96);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes canvas-reveal {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@media (min-width: 901px) {
  .panel {
    padding-block: clamp(0.35rem, 1vw, 0.8rem);
    padding-inline: 1.5rem;
  }
}

@media (max-width: 900px) {
  .brand__logo {
    width: 100%;
  }

  .brand__logo-shell {
    width: clamp(8.75rem, 22vw, 11rem);
  }

  .brand__halo {
    width: clamp(15rem, 38vw, 22rem);
    height: clamp(13rem, 32vw, 19rem);
    top: 53%;
  }

  .brand__name {
    font-size: clamp(3rem, 10vw, 4.5rem);
  }

  .panel__stack {
    width: min(93vw, 60rem);
  }

  .panel__rail-shell {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "nav close"
      "status status";
  }

  .panel-nav {
    grid-area: nav;
  }

  .panel-rail__status {
    grid-area: status;
    justify-content: flex-start;
    padding-inline: 0.95rem;
  }

  .panel__close {
    grid-area: close;
    justify-self: end;
  }

  .panel__surface {
    height: min(74svh, 36rem);
  }

  .panel-flow {
    grid-template-columns: 1fr;
  }

  .panel-contact-list {
    grid-template-columns: 1fr;
  }

  .panel-meta-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .hero {
    padding: 1.25rem;
  }

  .hero__overlay {
    opacity: 0.12;
  }

  .brand {
    gap: 0.8rem;
  }

  .brand__logo {
    width: 100%;
  }

  .brand__logo-shell {
    width: clamp(7.4rem, 28vw, 8.9rem);
  }

  .brand__name {
    padding-left: 0.09em;
    font-size: clamp(2.6rem, 13vw, 4rem);
    letter-spacing: 0.09em;
  }

  .enter-button {
    min-width: 6.9rem;
    height: 2.45rem;
  }

  .enter-button__label {
    font-size: 0.76rem;
    letter-spacing: 0.14em;
  }

  .brand__halo {
    width: clamp(13.5rem, 62vw, 18rem);
    height: clamp(12rem, 54vw, 15.5rem);
    top: 54.5%;
    filter: blur(14px);
    opacity: 0.3;
  }

  .panel {
    padding-block: 0.55rem;
    padding-inline: 1rem;
  }

  .panel__stack {
    width: min(94vw, 36rem);
    gap: 0.6rem;
  }

  .panel__rail-shell {
    min-height: auto;
    padding: 0.45rem;
    border-radius: 1.3rem;
  }

  .panel__surface {
    height: min(82svh, 34rem);
  }

  .panel-copy__label,
  .panel-meta__label {
    font-size: 0.66rem;
    letter-spacing: 0.18em;
  }

  .panel-nav {
    gap: 0.45rem;
  }

  .panel-nav__tab {
    min-height: 2.65rem;
    padding: 0.7rem 0.9rem;
    font-size: 0.68rem;
    letter-spacing: 0.14em;
  }

  .panel-rail__status {
    min-height: 2.6rem;
    padding: 0.65rem 0.9rem;
  }

  .panel-rail__status-label,
  .panel-rail__status-value {
    font-size: 0.64rem;
    letter-spacing: 0.14em;
  }

  .panel__close {
    width: 2.65rem;
    height: 2.65rem;
  }

  .panel-copy__headline {
    font-size: clamp(1.85rem, 9vw, 2.7rem);
    line-height: 0.96;
  }

  .panel-copy__lead,
  .panel-flow__text,
  .panel-meta__value {
    font-size: 0.88rem;
    line-height: 1.58;
  }

  .panel-contact {
    gap: 0.45rem;
  }

  .panel-contact__value {
    font-size: 0.95rem;
  }

  .panel-action {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero__ascii,
  .brand {
    animation: none;
    opacity: 1;
    transform: none;
  }
}