frontend/src/app/globals.css

@import "tailwindcss";

:root {
  --canvas-cream: #FBFBFA;
  --ink-black: #141413;
  --slate-gray: #696969;
  --hazard-red: #9F2F2D;
  --white: #FFFFFF;
  --whisper: #EAEAEA;
  --risk-bg: #FDEBEC;
  --healthy-bg: #EDF3EC;
  --healthy-text: #346538;
  --soft-bone: #F4F4F4;
}

@theme inline {
  --color-canvas-cream: var(--canvas-cream);
  --color-ink: var(--ink-black);
  --color-slate: var(--slate-gray);
  --color-hazard: var(--hazard-red);
  --color-whisper: var(--whisper);
  --color-risk-bg: var(--risk-bg);
  --color-healthy-bg: var(--healthy-bg);
  --color-healthy-text: var(--healthy-text);
  --color-soft-bone: var(--soft-bone);
  
  --font-sans: var(--font-sans);
  --font-mono: var(--font-mono);
}

* {
  border-radius: 0 !important;
}

body {
  background-color: var(--canvas-cream);
  color: var(--ink-black);
  font-family: var(--font-sans);
  font-weight: 500;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "tnum" 1;
  font-variant-numeric: tabular-nums;
}

/* Industrial Brutalist Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--canvas-cream);
  border-left: 1px solid var(--ink-black);
  border-top: 1px solid var(--ink-black);
}
::-webkit-scrollbar-thumb {
  background: var(--ink-black);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--hazard-red);
}

/* Macro Typography Scaling */
h1 {
  font-family: var(--font-sans);
  font-weight: 800;
  color: var(--ink-black);
  letter-spacing: -0.04em;
  line-height: 0.9;
  text-transform: uppercase;
}

h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  font-weight: 700;
  color: var(--ink-black);
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

/* Tactile Physical Button Micro-Interactions (Emil Kowalski Physics) */
.btn-tactile {
  transition: transform 70ms ease-out, box-shadow 70ms ease-out, background-color 150ms ease-out, color 150ms ease-out;
  box-shadow: 3px 3px 0px 0px var(--ink-black);
}
.btn-tactile:hover {
  box-shadow: 4px 4px 0px 0px var(--ink-black);
}
.btn-tactile:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0px 0px var(--ink-black);
}
.btn-tactile:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn-tactile-hazard {
  background-color: var(--hazard-red);
  color: #FFFFFF;
  border: 2px solid var(--ink-black);
  transition: transform 70ms ease-out, box-shadow 70ms ease-out, background-color 150ms ease-out;
  box-shadow: 3px 3px 0px 0px var(--ink-black);
}
.btn-tactile-hazard:hover {
  background-color: #872624;
  box-shadow: 4px 4px 0px 0px var(--ink-black);
}
.btn-tactile-hazard:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0px 0px var(--ink-black);
}
.btn-tactile-hazard:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Laboratory Calibrated Potentiometer Slider */
.fader-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 24px;
  background: repeating-linear-gradient(
    90deg,
    rgba(20, 20, 19, 0.2) 0px,
    rgba(20, 20, 19, 0.2) 1px,
    transparent 1px,
    transparent 12px
  ), #FFFFFF;
  border: 2px solid var(--ink-black);
  outline: none;
  cursor: pointer;
}

.fader-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 32px;
  background: var(--ink-black);
  border: 2px solid #FFFFFF;
  box-shadow: 2px 2px 0px 0px var(--ink-black);
  cursor: ew-resize;
  position: relative;
}

.fader-slider:focus-visible::-webkit-slider-thumb {
  background: var(--hazard-red);
}

.fader-slider::-moz-range-thumb {
  width: 18px;
  height: 32px;
  background: var(--ink-black);
  border: 2px solid #FFFFFF;
  box-shadow: 2px 2px 0px 0px var(--ink-black);
  cursor: ew-resize;
}

/* Clinical Report Print Engine */
@media print {
  body {
    background: #ffffff !important;
    color: #000000 !important;
  }

  body * {
    visibility: hidden;
  }

  #clinical-report-printable,
  #clinical-report-printable * {
    visibility: visible;
  }

  #clinical-report-printable {
    position: absolute;
    left: 0;
    top: 0;
    width: 100% !important;
    max-width: 100% !important;
    margin: 0 !important;
    padding: 24px !important;
    background: #ffffff !important;
    color: #000000 !important;
    border: 2px solid #000000 !important;
    box-shadow: none !important;
  }

  .no-print {
    display: none !important;
  }
}

/* Neo-Industrial Blueprint Grid Pattern */
.bg-blueprint-grid {
  background-size: 24px 24px;
  background-image: 
    linear-gradient(to right, rgba(20, 20, 19, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(20, 20, 19, 0.05) 1px, transparent 1px);
}

/* Machined Structural Framing (Swiss Engineering Architecture - Zero Visual Noise & Stable Framing) */
.crosshair-corner {
  position: relative;
  box-shadow: 4px 4px 0px 0px var(--ink-black);
}
.crosshair-corner::before,
.crosshair-corner::after {
  content: none;
}

/* Technical Labeling */
.tech-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 2px 6px;
  border: 1px solid var(--ink-black);
  background-color: #FFFFFF;
  color: var(--ink-black);
}

.tech-tag-hazard {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 2px 6px;
  border: 1px solid var(--hazard-red);
  background-color: var(--hazard-red);
  color: #FFFFFF;
}

/* Horizontal Scroll with No Scrollbar for Mobile Touch UX */
.no-scrollbar::-webkit-scrollbar {
  display: none;
}
.no-scrollbar {
  -ms-overflow-style: none;
  scrollbar-width: none;
}