/* Design tokens. Every web screen uses these; never hard-code other colors. */
:root {
  --void: #02050c;
  --abyss: #06101f;
  --navy: #0c1a33;
  --white: #f3f7ff;
  --ice: #bfe0ff;
  --blue: #3d8bff;
  --cyan: #2fe0ff;
  --violet: #8e6bff;
  --gold: #f2b84b;
  --green: #35e39a;
  --red: #ff4d5e;
  --demo: #f36bff;
  --lofts: #e8b86a;
  --t1: #f3f7ff;
  --t2: rgba(226, 236, 255, 0.72);
  --t3: rgba(226, 236, 255, 0.52);
  --t4: rgba(226, 236, 255, 0.36);
  --hairline: rgba(158, 195, 255, 0.12);
  --hairline-strong: rgba(158, 195, 255, 0.2);
  --r-chip: 8px;
  --r-control: 12px;
  --r-card: 14px;
  --r-module: 20px;
  --r-overlay: 28px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, monospace;
}
* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  height: 100%;
  background: var(--void);
  color: var(--t1);
  font: 13.5px/1.4 var(--font);
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
}
button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
}
input,
select,
textarea {
  font: inherit;
  color: var(--t1);
}
a {
  color: var(--blue);
  text-decoration: none;
}

/* L0 — EnvironmentBackground: radial navy field, focus at (0.5, 0.34). */
.environment {
  position: fixed;
  inset: 0;
  background: radial-gradient(
    circle at 50% 34%,
    #0e2550 0%,
    #081633 25%,
    #050c1a 52%,
    var(--void) 75%
  );
}

/* Surfaces (DESIGN §2.2). Rim highlight = top white gradient border. */
.panel,
.card,
.overlay-surface {
  position: relative;
}
.panel {
  border-radius: var(--r-module);
  background: linear-gradient(180deg, rgba(17, 32, 58, 0.86), rgba(10, 20, 38, 0.84));
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--hairline);
  box-shadow: 0 22px 30px rgba(0, 0, 0, 0.45);
}
.card {
  border-radius: var(--r-card);
  background: linear-gradient(180deg, rgba(22, 38, 66, 0.94), rgba(14, 26, 48, 0.92));
  border: 1px solid var(--hairline);
}
.overlay-surface {
  border-radius: var(--r-overlay);
  background: linear-gradient(180deg, rgba(18, 32, 58, 0.95), rgba(9, 18, 34, 0.97));
  border: 1px solid var(--hairline-strong);
  box-shadow: 0 40px 60px rgba(0, 0, 0, 0.6);
}
.panel::after,
.card::after,
.overlay-surface::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  padding: 1px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0) 50%);
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
}

/* Typography. */
.section-title {
  font: 600 12px/1 var(--font);
  letter-spacing: 1.9px;
  text-transform: uppercase;
  color: rgba(191, 224, 255, 0.82);
  white-space: nowrap;
}
.display {
  font-weight: 300;
  font-variant-numeric: tabular-nums;
}
.greeting {
  font-size: 34px;
  font-weight: 400;
}
.card-title {
  font-size: 15px;
  font-weight: 600;
}
.label {
  font-size: 12px;
  font-weight: 500;
}
.mono {
  font: 500 11.5px/1.3 var(--mono);
}
.voice-text {
  font-weight: 300;
}
.t2 {
  color: var(--t2);
}
.t3 {
  color: var(--t3);
}
.t4 {
  color: var(--t4);
}
.glyph {
  flex: none;
  display: block;
}

/* Tag (Components.swift `Tag`): capsule chip with tone. */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 22px;
  padding: 0 9px;
  border-radius: 99px;
  font: 600 10.5px/1 var(--font);
  letter-spacing: 0.6px;
  white-space: nowrap;
}
.scroll {
  overflow: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(158, 195, 255, 0.2) transparent;
}