:root {
  color-scheme: dark;
  --ink: #f8f5ff;
  --muted: #a49ab7;
  --violet: #8c43ff;
  --magenta: #ff3fc8;
  --cyan: #5eefff;
  --panel: rgba(8, 5, 17, 0.78);
  --line: rgba(255, 255, 255, 0.11);
}

* { box-sizing: border-box; }

html, body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: #05030a;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button, input { font: inherit; }
button { color: inherit; }

.experience {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 520px;
  isolation: isolate;
  background: radial-gradient(circle at 65% 48%, #18082f 0%, #07040e 48%, #030207 100%);
}

#artwork {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  cursor: crosshair;
  touch-action: none;
}

.grain {
  position: absolute;
  z-index: 2;
  inset: 0;
  pointer-events: none;
  opacity: .22;
  mix-blend-mode: soft-light;
  background-image:
    repeating-radial-gradient(circle at 17% 23%, rgba(255,255,255,.16) 0 .35px, transparent .55px 3px),
    repeating-radial-gradient(circle at 73% 61%, rgba(255,255,255,.09) 0 .3px, transparent .5px 4px);
  background-size: 11px 13px, 17px 19px;
}

.topbar {
  position: absolute;
  z-index: 10;
  top: 0;
  left: 0;
  right: 0;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  height: 86px;
  padding: 0 30px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(5,3,10,.78), rgba(5,3,10,.08));
  backdrop-filter: blur(12px);
  transition: opacity .35s, transform .35s;
}

.brand {
  display: inline-flex;
  width: fit-content;
  gap: 12px;
  align-items: center;
  color: white;
  text-decoration: none;
  letter-spacing: .16em;
}

.brand strong, .brand em { display: block; font-style: normal; }
.brand strong { font-size: 15px; line-height: 1; }
.brand em { margin-top: 5px; color: #b2a8c3; font-size: 8px; letter-spacing: .38em; }

.brand-mark { position: relative; width: 31px; height: 31px; display: block; }
.brand-mark i {
  position: absolute;
  inset: 4px;
  border: 1px solid #c886ff;
  transform: rotate(45deg);
  box-shadow: 0 0 10px rgba(168,73,255,.7), inset 0 0 8px rgba(255,62,210,.3);
}
.brand-mark i:nth-child(2) { inset: 9px; transform: rotate(0); border-color: #ff5aca; }
.brand-mark i:nth-child(3) { inset: 13px; border-radius: 50%; background: white; border: 0; box-shadow: 0 0 12px #fff, 0 0 22px #a73cff; }

.status-pill {
  justify-self: center;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 13px;
  border: 1px solid rgba(163,85,255,.25);
  border-radius: 99px;
  color: #bcb2ca;
  background: rgba(12,7,22,.46);
  font: 600 8px/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: .18em;
}
.status-pill a { color: inherit; text-decoration: none; transition: color .2s, text-shadow .2s; }
.status-pill a:hover { color: #f0dfff; text-shadow: 0 0 12px rgba(191,108,255,.48); }
.status-pill a:focus-visible { color: #fff; outline: 1px solid #d881ff; outline-offset: 4px; }

.status-light { width: 5px; height: 5px; border-radius: 50%; background: #b967ff; box-shadow: 0 0 9px #bd65ff; animation: pulse 1.8s infinite; }
@keyframes pulse { 50% { opacity: .35; transform: scale(.7); } }

.top-actions { justify-self: end; display: flex; align-items: center; gap: 9px; }
.icon-button, .export-button, .mobile-close {
  border: 1px solid var(--line);
  background: rgba(15,9,25,.62);
  cursor: pointer;
}
.icon-button {
  width: 37px;
  height: 37px;
  border-radius: 50%;
  color: #c7bed3;
  font-size: 14px;
}
.icon-button:hover { border-color: rgba(194,103,255,.65); color: #fff; box-shadow: 0 0 18px rgba(135,45,255,.18); }
.export-button {
  display: flex;
  align-items: center;
  gap: 20px;
  height: 38px;
  padding: 0 13px 0 17px;
  font-size: 8px;
  font-weight: 750;
  letter-spacing: .19em;
}
.export-button b { color: #ca73ff; font-size: 13px; }
.export-button.recording { border-color: rgba(255,84,111,.58); background: rgba(125,25,49,.25); }
.export-button.recording b { color: #ff526f; animation: recordPulse 1s ease-in-out infinite; }
@keyframes recordPulse { 50% { opacity: .35; transform: scale(.72); } }

.control-panel {
  position: absolute;
  z-index: 9;
  top: 86px;
  bottom: 0;
  left: 0;
  width: 308px;
  padding: 24px 25px 22px;
  overflow-y: auto;
  scrollbar-width: none;
  border-right: 1px solid var(--line);
  background: linear-gradient(110deg, rgba(5,3,11,.91), rgba(10,5,19,.7));
  backdrop-filter: blur(18px) saturate(120%);
  transition: transform .4s cubic-bezier(.22,.8,.2,1), opacity .35s;
}
.control-panel::-webkit-scrollbar { display: none; }
.panel-heading { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 23px; }
.eyebrow { color: #8868a8; font: 700 8px/1 ui-monospace, monospace; letter-spacing: .22em; }
.panel-heading h1 { margin: 8px 0 0; font: 500 17px/1.15 Georgia, serif; font-style: italic; letter-spacing: -.01em; }
.mobile-close { display: none; width: 32px; height: 32px; border-radius: 50%; font-size: 20px; }

.preset-manager {
  margin-bottom: 16px;
  padding: 12px;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 5px;
  background: rgba(255,255,255,.025);
}
.preset-manager > label { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.preset-manager > label span { color: #d9cede; font-size: 8px; font-weight: 750; letter-spacing: .18em; }
.preset-manager > label small { color: #635a6d; font: 700 6px/1 ui-monospace, monospace; letter-spacing: .13em; }
.select-shell { position: relative; }
.select-shell select {
  width: 100%;
  height: 37px;
  padding: 0 34px 0 11px;
  appearance: none;
  border: 1px solid rgba(186,100,255,.27);
  border-radius: 3px;
  outline: none;
  background: rgba(20,10,31,.65);
  color: #eee4f7;
  cursor: pointer;
  font-size: 9px;
  font-weight: 650;
  letter-spacing: .08em;
}
.select-shell select:focus-visible { border-color: #c872ff; box-shadow: 0 0 0 2px rgba(190,92,255,.12); }
.select-shell i { position: absolute; top: 50%; right: 12px; transform: translateY(-55%); pointer-events: none; color: #bd72eb; font-style: normal; }
.preset-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin-top: 7px; }
.preset-actions button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 31px;
  padding: 0 10px;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 3px;
  background: rgba(255,255,255,.025);
  color: #92879d;
  cursor: pointer;
  font-size: 7px;
  font-weight: 750;
  letter-spacing: .14em;
}
.preset-actions button:hover { color: #fff; border-color: rgba(193,105,255,.4); background: rgba(118,50,158,.12); }
.preset-actions button b { color: #b968e7; font-size: 11px; }
.preset-actions .journey-button { grid-column: 1 / -1; }
.preset-actions .journey-button.active {
  color: #effdff;
  border-color: rgba(97,226,255,.5);
  background: linear-gradient(90deg, rgba(61,132,178,.17), rgba(126,52,163,.18));
  box-shadow: inset 0 0 18px rgba(78,202,255,.07);
}
.preset-actions .journey-button.active b { color: #71eaff; animation: recordPulse 1.4s ease-in-out infinite; }

.control-section { padding: 17px 0 19px; border-top: 1px solid rgba(255,255,255,.08); }
.control-section.master-control {
  margin-bottom: 8px;
  padding: 13px 12px 14px;
  border: 1px solid rgba(190,93,255,.25);
  border-radius: 5px;
  background: linear-gradient(120deg, rgba(105,42,149,.14), rgba(30,99,127,.07));
}
.master-control .section-title { margin-bottom: 10px; }
.master-control .control-row { color: #d9cde4; }
.control-section.compact { padding-bottom: 16px; }
.section-title { display: flex; align-items: center; gap: 10px; margin-bottom: 17px; }
.section-title span { color: #7a497e; font: 700 7px/1 ui-monospace, monospace; }
.section-title h2 { margin: 0; color: #e7dff0; font-size: 8px; letter-spacing: .21em; }
.control-row { display: flex; align-items: center; justify-content: space-between; margin: 12px 0 9px; color: #a69dae; font-size: 10px; }
.control-row output { color: #e4d7f2; font: 600 8px/1 ui-monospace, monospace; letter-spacing: .08em; }
.palette-label { margin-top: 0; }

.palette-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
  margin: 9px 0 13px;
}
.palette-grid button {
  position: relative;
  height: 27px;
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 3px;
  background: linear-gradient(135deg, var(--p1), var(--p2) 52%, var(--p3));
  cursor: pointer;
  transition: transform .2s, border-color .2s, box-shadow .2s;
}
.palette-grid button::after {
  content: "";
  position: absolute;
  inset: 3px;
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 1px;
  opacity: 0;
}
.palette-grid button:hover { transform: translateY(-2px); }
.palette-grid button.active { border-color: white; box-shadow: 0 0 14px color-mix(in srgb, var(--p2), transparent 45%); }
.palette-grid button.active::after { opacity: 1; }

.geometry-label { margin-top: 8px; }
.geometry-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 4px;
  margin: 8px 0 13px;
}
.geometry-grid button {
  display: grid;
  place-items: center;
  gap: 4px;
  min-width: 0;
  height: 43px;
  padding: 4px 1px;
  border: 1px solid rgba(255,255,255,.09);
  border-radius: 3px;
  background: rgba(255,255,255,.025);
  color: #746b7e;
  cursor: pointer;
  transition: color .18s, border-color .18s, background .18s;
}
.geometry-grid button i { font: normal 14px/1 Georgia, serif; }
.geometry-grid button span { overflow: hidden; max-width: 100%; font: 700 5px/1 ui-monospace, monospace; letter-spacing: .07em; }
.geometry-grid button:hover { color: #cbbdd7; border-color: rgba(200,128,255,.25); }
.geometry-grid button.active { color: #f5edff; border-color: rgba(199,113,255,.42); background: rgba(130,58,174,.16); box-shadow: inset 0 0 12px rgba(142,63,198,.08); }

input[type="range"] {
  width: 100%;
  height: 12px;
  margin: 0 0 3px;
  appearance: none;
  background: transparent;
  cursor: ew-resize;
}
input[type="range"]::-webkit-slider-runnable-track { height: 2px; background: linear-gradient(90deg, #6d2bc6, #f04eca, #5eefff); border-radius: 5px; }
input[type="range"]::-moz-range-track { height: 2px; background: linear-gradient(90deg, #6d2bc6, #f04eca, #5eefff); border-radius: 5px; }
input[type="range"]::-webkit-slider-thumb { appearance: none; width: 10px; height: 10px; margin-top: -4px; border: 2px solid #fff; border-radius: 50%; background: #b648ff; box-shadow: 0 0 0 3px rgba(172,67,255,.18), 0 0 10px #d35eff; }
input[type="range"]::-moz-range-thumb { width: 8px; height: 8px; border: 2px solid #fff; border-radius: 50%; background: #b648ff; box-shadow: 0 0 0 3px rgba(172,67,255,.18), 0 0 10px #d35eff; }

.stepper { display: flex; align-items: center; gap: 10px; }
.stepper button { width: 27px; height: 22px; padding: 0; border: 1px solid var(--line); border-radius: 4px; background: rgba(255,255,255,.03); cursor: pointer; color: #c9bcd6; }
.hue-spectrum { flex: 1; height: 3px; border-radius: 5px; background: linear-gradient(90deg,#7435ff,#ff39c6,#ff6555,#ffe55b,#54f5de,#4ca7ff,#7435ff); box-shadow: 0 0 9px rgba(231,58,255,.3); }

.panel-actions { display: grid; grid-template-columns: 1fr 62px; gap: 9px; }
.primary-action, .secondary-action {
  height: 40px;
  border: 1px solid rgba(184,80,255,.35);
  border-radius: 3px;
  background: rgba(103,35,152,.15);
  cursor: pointer;
  font-size: 8px;
  font-weight: 750;
  letter-spacing: .16em;
}
.primary-action { display: flex; align-items: center; justify-content: space-between; padding: 0 14px; box-shadow: inset 0 0 22px rgba(129,34,255,.08); }
.primary-action b { font-size: 15px; color: #d188ff; }
.primary-action:hover { background: rgba(137,45,195,.27); border-color: rgba(219,103,255,.7); }
.primary-action.is-morphing { border-color: rgba(107,225,255,.55); background: rgba(54,116,154,.2); }
.primary-action.is-morphing b { animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.secondary-action { color: #766d82; border-color: var(--line); background: transparent; }

.quantum-readout {
  position: absolute;
  z-index: 6;
  right: 32px;
  bottom: 26px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: #625b6c;
  font: 700 7px/1 ui-monospace, monospace;
  letter-spacing: .14em;
  transition: opacity .35s;
}
.quantum-readout b { color: #a79eaf; font-weight: 500; margin-left: 4px; }
.quantum-readout i { width: 2px; height: 2px; border-radius: 50%; background: #7b4c96; }

.interaction-hint {
  position: absolute;
  z-index: 6;
  top: 112px;
  right: 32px;
  display: flex;
  gap: 10px;
  align-items: center;
  color: rgba(218,207,229,.44);
  font: 650 7px/1 ui-monospace, monospace;
  letter-spacing: .16em;
  animation: hintFade 8s forwards;
}
.interaction-hint i { color: #ae6ae5; font-style: normal; }
@keyframes hintFade { 0%,65%{opacity:1} 100%{opacity:0} }

.journey-intro {
  position: absolute;
  z-index: 19;
  top: 50%;
  left: 50%;
  min-width: min(430px, calc(100vw - 40px));
  padding: 22px 24px 19px;
  border: 1px solid rgba(194,143,231,.22);
  border-radius: 6px;
  background: linear-gradient(135deg, rgba(8,5,16,.78), rgba(13,8,23,.57));
  box-shadow: 0 22px 70px rgba(0,0,0,.38), inset 0 1px rgba(255,255,255,.04);
  backdrop-filter: blur(15px) saturate(125%);
  opacity: 0;
  transform: translate(-50%, calc(-50% + 12px)) scale(.985);
  pointer-events: none;
  transition: opacity .5s ease, transform .6s cubic-bezier(.2,.75,.2,1);
}
.journey-intro.visible { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.journey-intro__eyebrow {
  display: block;
  margin-bottom: 15px;
  color: #c984f1;
  font: 750 8px/1 ui-monospace, monospace;
  letter-spacing: .25em;
  text-align: center;
}
.journey-intro__shortcuts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; }
.journey-intro__shortcuts > span {
  display: grid;
  min-height: 55px;
  place-content: center;
  gap: 8px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 3px;
  background: rgba(255,255,255,.025);
  text-align: center;
}
.journey-intro kbd {
  color: #f2eafa;
  font: 650 11px/1 ui-monospace, monospace;
  letter-spacing: .12em;
}
.journey-intro b {
  color: #d2c8da;
  font: 750 9px/1.2 ui-monospace, monospace;
  letter-spacing: .08em;
  text-shadow: 0 0 12px rgba(220,190,240,.14);
}
.journey-intro small {
  display: block;
  margin-top: 14px;
  color: #655d6d;
  font: 650 6px/1 ui-monospace, monospace;
  letter-spacing: .18em;
  text-align: center;
}

.preset-toast {
  position: absolute;
  z-index: 20;
  left: calc(50% + 150px);
  bottom: 28px;
  max-width: min(390px, calc(100vw - 40px));
  padding: 10px 14px;
  border: 1px solid rgba(96,221,238,.32);
  border-radius: 4px;
  background: rgba(5,15,22,.84);
  color: #bceff4;
  backdrop-filter: blur(10px);
  font: 700 7px/1.4 ui-monospace, monospace;
  letter-spacing: .12em;
  opacity: 0;
  transform: translate(-50%, 8px);
  pointer-events: none;
  transition: opacity .25s, transform .25s;
}
.preset-toast.visible { opacity: 1; transform: translate(-50%, 0); }

.mobile-trigger { display: none; }

.experience.ui-hidden .topbar { opacity: 0; transform: translateY(-12px); pointer-events: none; }
.experience.ui-hidden .control-panel { transform: translateX(-100%); opacity: 0; pointer-events: none; }
.experience.ui-hidden .quantum-readout { opacity: 0; }
.experience.ui-hidden .mobile-trigger,
.experience.ui-hidden .interaction-hint { opacity: 0; pointer-events: none; }
.experience.ui-hidden .preset-toast { left: 50%; }

button:focus-visible, input:focus-visible { outline: 1px solid #d881ff; outline-offset: 3px; }

@media (max-height: 760px) and (min-width: 761px) {
  .control-panel { padding-top: 15px; }
  .panel-heading { margin-bottom: 13px; }
  .control-section { padding: 10px 0 11px; }
  .section-title { margin-bottom: 9px; }
  .control-row { margin: 7px 0 5px; }
  .control-section { padding: 8px 0 9px; }
  .palette-grid { margin: 6px 0 8px; }
}

@media (max-width: 760px) {
  .topbar { height: 70px; padding: 0 17px; grid-template-columns: 1fr auto; }
  .status-pill, #toggleUi, .export-button span { display: none; }
  .brand strong { font-size: 13px; }
  .brand em { font-size: 6px; }
  .brand-mark { width: 27px; height: 27px; }
  .top-actions { grid-column: 2; }
  .export-button { width: 37px; padding: 0; justify-content: center; border-radius: 50%; }
  .export-button b { font-size: 16px; }
  .control-panel {
    top: auto;
    width: 100%;
    height: min(82vh, 690px);
    border: 1px solid rgba(255,255,255,.14);
    border-bottom: 0;
    border-radius: 18px 18px 0 0;
    transform: translateY(105%);
    opacity: 0;
    pointer-events: none;
    padding: 22px 24px calc(24px + env(safe-area-inset-bottom));
  }
  .experience.panel-open .control-panel { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .mobile-close { display: block; }
  .mobile-trigger {
    position: absolute;
    z-index: 8;
    left: 18px;
    bottom: calc(20px + env(safe-area-inset-bottom));
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 152px;
    height: 43px;
    padding: 0 14px;
    border: 1px solid rgba(193,104,255,.4);
    border-radius: 5px;
    background: rgba(13,7,23,.72);
    backdrop-filter: blur(12px);
    font-size: 8px;
    font-weight: 700;
    letter-spacing: .13em;
  }
  .mobile-trigger b { color: #c377ff; font-size: 17px; }
  .quantum-readout { right: 18px; bottom: 30px; }
  .quantum-readout span:not(:first-child), .quantum-readout i { display: none; }
  .interaction-hint { top: 92px; right: 18px; }
  .experience.panel-open .mobile-trigger { opacity: 0; pointer-events: none; }
  .preset-toast { left: 50%; bottom: 84px; }
  .journey-intro { padding: 18px 16px 16px; }
  .journey-intro__shortcuts { grid-template-columns: 1fr; }
  .journey-intro__shortcuts > span { min-height: 42px; grid-template-columns: 90px 1fr; align-items: center; }
  .journey-intro kbd { text-align: right; }
  .journey-intro b { text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  .status-light, .interaction-hint { animation: none; }
  .journey-intro, .preset-toast { transition-duration: .01ms; }
}