:root {
  color-scheme: dark;
  --bg: #000000;
  --surface: #1a1a1a;
  --text: #ffffff;
  --accent: #ff0000;
  --border: #ffffff;
  font-family: 'Courier New', 'IBM Plex Mono', monospace;
}

[data-theme='light'] {
  color-scheme: light;
  --bg: #ffffff;
  --surface: #ffffff;
  --text: #000000;
  --accent: #000000;
  --border: #000000;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: inherit;
  overflow: hidden;
  height: 100%;
}

button {
  font: inherit;
}

.fixed-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 2rem;
  background: var(--bg);
  z-index: 10;
}

.header-top {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.brand.neo-title {
  font-family: 'Impact', 'Arial Black', sans-serif;
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 6px solid var(--border);
  padding: 0.5rem 1.2rem;
  background: var(--bg);
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 8px 8px 0 0 var(--border);
}

.copy-btn.square-btn {
  display: inline-grid;
  place-items: center;
  min-height: 3.5rem;
  padding: 0.4rem 0.9rem;
  border: 6px solid var(--border);
  background: var(--bg);
  color: var(--text);
  cursor: pointer;
  transition: transform 100ms ease;
  font-size: 1rem;
  white-space: nowrap;
  box-shadow: 8px 8px 0 0 var(--border);
}

.copy-label {
  font-family: inherit;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--text);
  display: block;
}
.copy-btn.square-btn:hover,
.copy-btn.square-btn:focus-visible {
  transform: scale(1.05);
}

.copy-btn svg {
  width: 1.6rem;
  height: 1.6rem;
  display: block;
  color: var(--text);
  stroke: currentColor;
  fill: none;
}

.icon-clipboard {
  display: block;
}

.icon-check {
  display: block;
}

.hidden {
  display: none !important;
}



.page-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.quote-card {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  min-width: 22rem;
  width: fit-content;
  max-width: 80vw; /* limit to 80% of viewport width as requested */
  padding: 3rem 2.5rem;
  border: 6px solid var(--border);
  background: var(--bg);
  display: grid;
  gap: 1.5rem;
  text-align: center;
  transition: opacity 180ms ease;
  z-index: 5;
  max-height: calc(85vh);
  box-shadow: 24px 24px 0px 0px var(--border);
  word-break: break-word;
  overflow: visible;
}

@media (min-width: 600px) {
  .quote-card {
    min-width: 28rem;
    max-width: 60vw;
  }
}

body {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
}

.fixed-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 2rem;
  background: var(--bg);
  z-index: 10;
  height: 5.5rem;
  box-sizing: border-box;
}




.quote-card.fade-out {
  opacity: 0.4;
}

.quote-text {
  margin: 0;
  /* responsive font size across devices */
  font-size: clamp(1rem, 4.5vw, 2.5rem);
  line-height: 1.35;
  letter-spacing: 0.02em;
  max-width: 100%;
  overflow-wrap: break-word;
  word-break: normal;
  hyphens: none;
  white-space: normal;
  text-align: center;
  font-weight: 700;
  z-index: 2;
  position: relative;
}

.quote-author {
  margin: 0;
  font-size: clamp(0.85rem, 1.5vw, 1.1rem);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding-top: 0.5rem;
}

.hint {
  display: none;
}

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

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto;
    transition-duration: 0ms !important;
  }
}

/* Responsive adjustments for small screens */
@media (max-width: 600px) {
  .fixed-header {
    padding: 1rem;
    height: auto;
  }
  .brand.neo-title {
    font-size: 1.25rem;
    padding: 0.35rem 0.6rem;
    border-width: 4px;
    box-shadow: 6px 6px 0 0 var(--border);
  }
  .copy-btn.square-btn {
    font-size: 0.9rem;
    padding: 0.25rem 0.6rem;
    min-height: 2.8rem;
    border-width: 4px;
    box-shadow: 6px 6px 0 0 var(--border);
  }
  .quote-card {
    padding: 2rem 1rem;
    min-width: 18rem;
  }
  .quote-text {
    font-size: clamp(1rem, 4vw, 1.6rem);
  }
}

@media (max-width: 380px) {
  .brand.neo-title {
    font-size: 1rem;
    padding: 0.25rem 0.5rem;
  }
  .copy-btn.square-btn {
    font-size: 0.8rem;
    padding: 0.2rem 0.45rem;
    min-height: 2.4rem;
  }
  .quote-card {
    padding: 1.4rem 0.8rem;
    min-width: 16rem;
  }
  .quote-text {
    font-size: clamp(0.95rem, 4.5vw, 1.4rem);
  }
}