@font-face {
  font-family: "OpenDyslexic";
  src: url("opendyslexic-0.92/OpenDyslexic-Regular.otf") format("opentype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "OpenDyslexic";
  src: url("opendyslexic-0.92/OpenDyslexic-Italic.otf") format("opentype");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: "OpenDyslexic";
  src: url("opendyslexic-0.92/OpenDyslexic-Bold.otf") format("opentype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "OpenDyslexic";
  src: url("opendyslexic-0.92/OpenDyslexic-BoldItalic.otf") format("opentype");
  font-weight: 700;
  font-style: italic;
  font-display: swap;
}

:root {
  --ns-font-size: 16px;
  --ns-line-height: 1.65;
  --ns-letter-spacing: 0px;
  --ns-ui-font: "Lexend", "Space Grotesk", system-ui, -apple-system, sans-serif;
  --ns-heading-font: "Fraunces", "Times New Roman", serif;
}

body {
  font-size: var(--ns-font-size, 16px) !important;
  line-height: var(--ns-line-height, 1.65) !important;
  letter-spacing: var(--ns-letter-spacing, 0px) !important;
  background:
    radial-gradient(1200px 700px at 10% -10%, rgba(108, 246, 218, 0.22), transparent 60%),
    radial-gradient(1200px 800px at 110% 10%, rgba(255, 179, 71, 0.14), transparent 60%),
    linear-gradient(135deg, var(--bg, #0a0f16), var(--bg-2, #0f1824));
  color: var(--ink, #ecf3ff);
}

body a,
body p,
body li,
body h1,
body h2,
body h3,
body h4,
body h5,
body h6 {
  color: inherit;
}

body.ns-offset {
  padding-left: 0;
  padding-right: 0;
}

body.ns-font-system {
  --font: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-family: var(--font) !important;
}

body.ns-font-serif {
  --font: var(--ns-heading-font);
  font-family: var(--font) !important;
}

body.ns-font-mono {
  --font: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-family: var(--font) !important;
}

body.ns-font-dys {
  --font: "OpenDyslexic", "Lexend", sans-serif;
  font-family: var(--font) !important;
}

body.ns-theme-light {
  --bg: #eef2fb;
  --bg-2: #dfe7f4;
  --ink: #111a2c;
  --muted: #50617c;
  --card: rgba(255, 255, 255, 0.94);
  --card-strong: rgba(248, 250, 255, 0.98);
  --border: rgba(27, 44, 76, 0.14);
  --accent: #5f6df0;
  --accent-2: #f4b25f;
}

body.ns-theme-dark {
  --bg: #0a0f16;
  --bg-2: #0f1824;
  --ink: #ecf3ff;
  --muted: #aab8cf;
  --card: rgba(17, 24, 38, 0.94);
  --card-strong: rgba(24, 32, 48, 0.98);
  --border: rgba(131, 154, 192, 0.18);
  --accent: #7a84ff;
  --accent-2: #f0b36c;
}

body.comfort-panel-open {
  overflow: hidden;
}

.ns-accessibility,
.ns-accessibility * {
  box-sizing: border-box;
  font-family: var(--ns-ui-font);
}

.ns-accessibility {
  position: relative;
  z-index: 150;
  pointer-events: none;
}

.ns-home-logo {
  position: fixed;
  top: 18px;
  left: 18px;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 12px 30px rgba(5, 10, 18, 0.22);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  z-index: 151;
  text-decoration: none;
  padding: 6px;
  overflow: hidden;
}

.ns-home-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

body.ns-theme-dark .ns-home-logo {
  background: rgba(16, 24, 38, 0.9);
  border-color: rgba(255, 255, 255, 0.12);
}

body.ns-theme-dark .ns-home-logo img {
  content: url("neurostell_white.png");
}

.ns-sheet-backdrop {
  position: fixed;
  inset: 0;
  z-index: 152;
  background: rgba(6, 9, 16, 0.42);
  opacity: 0;
  pointer-events: none;
  transition: opacity 280ms ease;
}

.ns-sheet-backdrop.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.ns-comfort-trigger {
  position: fixed;
  top: 50%;
  right: -18px;
  transform: translateY(-50%);
  z-index: 153;
  pointer-events: auto;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  justify-content: flex-start;
  width: 78px;
  height: 78px;
  padding: 0 0 0 14px;
  border-radius: 999px;
  border: 5px solid color-mix(in srgb, var(--accent, #7a84ff) 70%, white 30%);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 18px 40px rgba(9, 14, 24, 0.22);
  color: var(--accent, #5f6df0);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease, box-shadow 160ms ease;
}

.ns-comfort-trigger:hover {
  transform: translateY(-50%) scale(1.03);
  box-shadow: 0 22px 48px rgba(9, 14, 24, 0.26);
}

.ns-comfort-trigger svg {
  width: 28px;
  height: 28px;
  flex: 0 0 auto;
}

.ns-comfort-trigger span {
  display: none;
}

.ns-sheet {
  position: fixed;
  top: 78px;
  right: 18px;
  z-index: 154;
  width: min(420px, calc(100vw - 36px));
  max-height: min(82vh, 760px);
  border-radius: 22px;
  border: 1px solid var(--border);
  background: var(--card);
  box-shadow: 0 28px 68px rgba(4, 8, 14, 0.28);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 220ms ease, transform 220ms ease;
}

.ns-sheet.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.ns-sheet__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.95rem 1rem 0.6rem;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 78%, transparent);
}

.ns-sheet__title {
  font-family: var(--ns-heading-font);
  font-size: 1rem;
  color: var(--ink);
}

.ns-sheet__close {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--ink);
  width: 34px;
  height: 34px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.25rem;
  line-height: 1;
}

.ns-sheet__body {
  padding: 0.75rem 1rem 1rem;
  display: grid;
  gap: 0.85rem;
  overflow-y: auto;
}

.ns-sheet__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.ns-control {
  display: grid;
  gap: 0.3rem;
}

.ns-control--theme,
.ns-control--font {
  grid-column: 1 / -1;
}

.ns-control__label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.ns-control__label--section {
  font-size: 0.9rem;
  text-transform: none;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.ns-option-group {
  display: grid;
  gap: 0.5rem;
}

.ns-option-group--theme {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.ns-option-group--font {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.ns-option-btn {
  border: 1px solid var(--border);
  border-radius: 16px;
  min-height: 58px;
  padding: 0.5rem 0.65rem;
  color: var(--muted);
  background: color-mix(in srgb, var(--card-strong) 84%, transparent);
  font-size: 0.84rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 160ms ease, background 160ms ease, color 160ms ease, transform 140ms ease;
  display: grid;
  align-content: center;
  gap: 0.32rem;
}

.ns-option-btn:hover {
  transform: translateY(-1px);
  color: var(--ink);
}

.ns-option-btn.is-active {
  color: var(--ink);
  border-color: color-mix(in srgb, var(--accent) 52%, var(--border) 48%);
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--accent) 22%, var(--card-strong) 78%),
    color-mix(in srgb, var(--accent-2) 10%, var(--card-strong) 90%)
  );
}

.ns-option-btn:focus-visible,
.ns-comfort-trigger:focus-visible,
.ns-sheet__close:focus-visible,
.ns-sheet__reset:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.ns-option-btn--icon {
  text-align: center;
}

.ns-option-btn--font {
  text-align: left;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ns-option-btn__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  margin: 0 auto;
  border-radius: 10px;
  background: color-mix(in srgb, var(--card-strong) 75%, var(--accent) 25%);
  color: var(--ink);
}

.ns-option-btn__icon svg {
  width: 16px;
  height: 16px;
}

.ns-control--range {
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 0.35rem 0.65rem;
}

.ns-control--range .ns-control__range {
  grid-column: 1 / -1;
}

.ns-control__value {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--ink);
  background: color-mix(in srgb, var(--card-strong) 86%, transparent);
  border: 1px solid var(--border);
  padding: 0.22rem 0.52rem;
  border-radius: 10px;
  min-width: 56px;
  text-align: center;
}

.ns-control__range {
  width: 100%;
  accent-color: var(--accent);
}

.ns-sheet__reset {
  border: 1px solid var(--border);
  border-radius: 12px;
  min-height: 44px;
  cursor: pointer;
  color: var(--ink);
  font-size: 0.88rem;
  font-weight: 700;
  background: color-mix(in srgb, var(--card-strong) 80%, var(--accent-2) 20%);
  transition: background 160ms ease, transform 120ms ease;
}

.ns-sheet__reset:hover {
  background: color-mix(in srgb, var(--card-strong) 72%, var(--accent-2) 28%);
}

.ns-sheet__reset:active {
  transform: scale(0.985);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 768px) {
  .ns-comfort-trigger {
    top: auto;
    bottom: calc(env(safe-area-inset-bottom, 0px) + 96px);
    right: 14px;
    width: 68px;
    height: 68px;
    padding-left: 11px;
    transform: none;
  }

  .ns-sheet {
    top: auto;
    right: 50%;
    bottom: calc(env(safe-area-inset-bottom, 0px) + 80px);
    width: min(420px, calc(100vw - 24px));
    max-height: 78vh;
    transform: translate(50%, 12px);
  }

  .ns-sheet.is-open {
    transform: translate(50%, 0);
  }

  .ns-comfort-trigger:hover {
    transform: scale(1.03);
  }

  .ns-sheet__grid {
    grid-template-columns: 1fr;
  }
}