/* ============================================================
   MAISON ROBOTO -- Design System
   ============================================================ */

/* === RESET === */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 300;
  line-height: 1.6;
  color: var(--chalk);
  background: var(--black);
  overflow-x: hidden;
  min-height: 100vh;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

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

button {
  cursor: pointer;
  border: none;
  background: none;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 0.95;
  text-transform: uppercase;
}


/* === CUSTOM PROPERTIES === */
:root {

  /* --- Palette --- */
  --black:        #000000;
  --near-black:   #060606;
  --dark:         #0a0a0a;
  --carbon:       #111111;
  --graphite:     #1a1a1a;
  --rule:         rgba(255, 255, 255, 0.08);
  --border:       rgba(255, 255, 255, 0.1);
  --border-mid:   rgba(255, 255, 255, 0.18);
  --gray:         #555555;
  --silver:       #888888;
  --bone:         #c8c8c8;
  --chalk:        #e0e0e0;
  --white:        #ffffff;

  /* Tonal -- section background variation */
  --tonal:        #030308;
  --tonal-warm:   #040404;
  --tonal-cold:   #020208;
  --tonal-surface:#0d0d0d;
  --tonal-elevated:#141414;

  /* Accent -- futuristic goth (Chrome Hearts x Predator) */
  --neon:         #39FF14;
  --neon-dim:     rgba(57, 255, 20, 0.08);
  --neon-glow:    rgba(57, 255, 20, 0.3);
  --neon-muted:   #2BCC0F;
  --neon-whisper: rgba(57, 255, 20, 0.1);
  --amber:        #FF6B00;
  --amber-dim:    rgba(255, 107, 0, 0.1);
  --chrome-gradient: linear-gradient(180deg, #888 0%, #fff 40%, #aaa 50%, #ddd 55%, #777 100%);
  --chrome-gradient-rich: linear-gradient(180deg, #666 0%, #ccc 20%, #fff 40%, #bbb 50%, #eee 55%, #999 70%, #666 100%);

  /* Editorial warm tones */
  --bone-warm:    #d4cfc5;
  --ivory:        #f0ece4;

  /* --- Typography --- */
  --font-display: 'Helvetica Neue', 'Arial', sans-serif;
  --font-body:    'Inter', 'Helvetica Neue', 'Arial', sans-serif;
  --font-mono:    'JetBrains Mono', 'SF Mono', 'Consolas', monospace;

  /* --- Spacing --- */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;
  --space-48: 12rem;
  --space-64: 16rem;

  /* Section rhythm -- deliberate variation */
  --section-tight:    clamp(3rem, 6vw, 5rem);
  --section-standard: clamp(5rem, 10vw, 8rem);
  --section-spacious: clamp(8rem, 16vw, 14rem);
  --section-dramatic: clamp(12rem, 24vw, 20rem);

  /* --- Motion --- */
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --dur: 200ms;
  --dur-slow: 500ms;

  /* --- Z-Index --- */
  --z-content:      1;
  --z-overlay:     10;
  --z-nav:        100;
  --z-mobile-menu: 500;
  --z-loader:    9999;

  /* --- Width --- */
  --content-max:    1400px;
  --content-narrow: 800px;
  --content-wide:   1440px;
  --content-edge:   1600px;
}

/* === NOISE GRAIN OVERLAY === */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
  opacity: 0.12;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 200px;
}


/* === SCROLL PROGRESS === */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 1px;
  background: var(--neon);
  z-index: 10000;
  transform-origin: left;
  transform: scaleX(0);
  width: 100%;
}


/* === TYPE SCALE === */

.type-display-xl {
  font-family: var(--font-display);
  font-size: clamp(4rem, 12vw, 14rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 0.82;
  color: var(--white);
  text-transform: uppercase;
}

.type-display-lg {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 8rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 0.88;
  color: var(--white);
  text-transform: uppercase;
}

.type-display-md {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 0.92;
  color: var(--white);
  text-transform: uppercase;
}

.type-display-sm {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3vw, 2.5rem);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.0;
  color: var(--white);
  text-transform: uppercase;
}

.type-body-lg {
  font-family: var(--font-body);
  font-size: clamp(1.125rem, 1.5vw, 1.375rem);
  font-weight: 300;
  line-height: 1.65;
  color: var(--bone);
}

.type-body {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 300;
  line-height: 1.6;
  color: var(--bone);
}

.type-body-sm {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 400;
  letter-spacing: 0.01em;
  line-height: 1.5;
  color: var(--silver);
}

.type-mono-lg {
  font-family: var(--font-mono);
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 0.9;
  color: var(--white);
}

.type-mono {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  line-height: 1.4;
  color: var(--silver);
}

.type-mono-sm {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 300;
  letter-spacing: 0.08em;
  line-height: 1.3;
  color: var(--gray);
}

.type-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  line-height: 1;
  text-transform: uppercase;
  color: var(--silver);
}

.type-label-sm {
  font-family: var(--font-mono);
  font-size: 0.5625rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  line-height: 1;
  text-transform: uppercase;
  color: var(--gray);
}

.type-ordinal {
  font-family: var(--font-mono);
  font-size: clamp(5rem, 12vw, 10rem);
  font-weight: 300;
  letter-spacing: -0.04em;
  line-height: 0.8;
  color: rgba(255, 255, 255, 0.10);
  user-select: none;
}


/* === EDITORIAL TYPE CLASSES === */

.type-editorial-hero {
  font-family: var(--font-display);
  font-size: clamp(7rem, 22vw, 28rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 0.82;
  color: var(--white);
  text-transform: uppercase;
}

.type-editorial-lg {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 9vw, 9rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 0.92;
  color: var(--ivory);
  text-transform: uppercase;
}

.type-editorial-quote {
  font-family: var(--font-body);
  font-size: clamp(1.5rem, 3.5vw, 3rem);
  font-weight: 300;
  font-style: italic;
  letter-spacing: 0;
  line-height: 1.4;
  color: var(--ivory);
}

.type-kicker {
  font-family: var(--font-mono);
  font-size: 0.5rem;
  font-weight: 500;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--neon-muted);
}

/* === HEADING DEFAULTS === */
h1 { font-size: clamp(3rem, 8vw, 8rem); font-weight: 700; letter-spacing: -0.03em; line-height: 0.88; text-transform: uppercase; }
h2 { font-size: clamp(2rem, 5vw, 5rem); font-weight: 700; letter-spacing: -0.02em; line-height: 0.92; text-transform: uppercase; }
h3 { font-size: clamp(1.25rem, 3vw, 2.5rem); font-weight: 700; letter-spacing: -0.01em; line-height: 1.0; text-transform: uppercase; }
h4 { font-size: clamp(1rem, 2vw, 1.5rem); font-weight: 600; line-height: 1.1; text-transform: uppercase; }

p {
  font-size: 1rem;
  font-weight: 300;
  line-height: 1.6;
  color: var(--bone);
}

p + p { margin-top: var(--space-4); }


/* === GLOBAL DETAILS === */
::selection {
  background: var(--white);
  color: var(--black);
}

:focus-visible {
  outline: 1px solid var(--white);
  outline-offset: 2px;
}

::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: var(--graphite); }


/* === LAYOUT === */

.container {
  width: 100%;
  max-width: var(--content-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-8);
  padding-right: var(--space-8);
}

.container-narrow { max-width: var(--content-narrow); }
.container-wide { max-width: var(--content-wide); }

.grid { display: grid; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

.rule {
  width: 100%;
  height: 1px;
  background: var(--rule);
}

.section-tonal {
  background: var(--tonal);
}

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


/* === DIAGRAM DRAW ANIMATION === */
.diagram-draw {
  stroke-dasharray: 800;
  stroke-dashoffset: 800;
  animation: strokeDraw 2.5s var(--ease) forwards;
}

.diagram-draw-delay-1 { animation-delay: 0.3s; }
.diagram-draw-delay-2 { animation-delay: 0.6s; }
.diagram-draw-delay-3 { animation-delay: 0.9s; }
.diagram-draw-delay-4 { animation-delay: 1.2s; }

.diagram-fade {
  opacity: 0;
  animation: diagramFade 1s var(--ease) forwards;
}

.diagram-fade-delay-1 { animation-delay: 1.5s; }
.diagram-fade-delay-2 { animation-delay: 1.8s; }
.diagram-fade-delay-3 { animation-delay: 2.1s; }

@keyframes strokeDraw {
  to { stroke-dashoffset: 0; }
}

@keyframes diagramFade {
  to { opacity: 1; }
}


/* === CHROME METALLIC TEXT === */
.type-chrome {
  background: var(--chrome-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* === HUD CORNER BRACKETS === */
.hud-corners {
  position: relative;
}

.hud-corners::before,
.hud-corners::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  border-color: rgba(57, 255, 20, 0.25);
  border-style: solid;
  pointer-events: none;
  transition: border-color var(--dur) var(--ease);
}

.hud-corners::before {
  top: 0;
  left: 0;
  border-width: 1px 0 0 1px;
}

.hud-corners::after {
  bottom: 0;
  right: 0;
  border-width: 0 1px 1px 0;
}

.hud-corners:hover::before,
.hud-corners:hover::after {
  border-color: rgba(57, 255, 20, 0.5);
}

/* === TARGETING RETICLE (cursor follower -- site-wide Predator laser) === */
.targeting-reticle {
  position: fixed;
  top: 0;
  left: 0;
  width: 40px;
  height: 40px;
  pointer-events: none;
  opacity: 0;
  z-index: 9997;
  transition: opacity 400ms var(--ease);
}

.targeting-reticle.active {
  opacity: 1;
}

.targeting-reticle::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--amber);
  transform: translate(-50%, -50%);
  box-shadow:
    10px -7px 0 var(--amber),
    -10px -7px 0 var(--amber);
  transition: box-shadow 650ms cubic-bezier(0.22, 1, 0.36, 1), width 650ms cubic-bezier(0.22, 1, 0.36, 1), height 650ms cubic-bezier(0.22, 1, 0.36, 1), filter 650ms cubic-bezier(0.22, 1, 0.36, 1);
}

/* Converged / locked state -- all 3 dots merge into one */
.targeting-reticle.locked::before {
  box-shadow:
    0 0 0 var(--amber),
    0 0 0 var(--amber);
  width: 6px;
  height: 6px;
  filter: drop-shadow(0 0 8px var(--amber)) drop-shadow(0 0 2px var(--amber));
}

.targeting-reticle::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 30px;
  height: 30px;
  border: 0.5px solid rgba(255, 107, 0, 0.25);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 650ms cubic-bezier(0.22, 1, 0.36, 1), height 650ms cubic-bezier(0.22, 1, 0.36, 1), border-color 650ms cubic-bezier(0.22, 1, 0.36, 1), opacity 650ms cubic-bezier(0.22, 1, 0.36, 1);
}

.targeting-reticle.locked::after {
  width: 14px;
  height: 14px;
  border-color: rgba(255, 107, 0, 0.5);
  opacity: 0.7;
}

/* === SCAN LINE === */
.scan-line {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(57,255,20,0.25) 50%, transparent 100%);
  pointer-events: none;
  z-index: 1;
  animation: scanSweep 8s ease-in-out infinite;
}

@keyframes scanSweep {
  0%, 100% { transform: translateY(-5vh); opacity: 0; }
  5% { opacity: 1; }
  95% { opacity: 1; }
  100% { transform: translateY(105vh); opacity: 0; }
}

/* === TRIANGULAR GRID === */
.world-grid {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
  opacity: 0.1;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='52' viewBox='0 0 60 52' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M30 0L60 52H0z' fill='none' stroke='%2339FF14' stroke-width='0.5'/%3E%3C/svg%3E");
  background-size: 60px 52px;
}


/* === SCROLL REVEAL === */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 800ms var(--ease),
              transform 800ms var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-stagger > .reveal:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger > .reveal:nth-child(2) { transition-delay: 60ms; }
.reveal-stagger > .reveal:nth-child(3) { transition-delay: 120ms; }
.reveal-stagger > .reveal:nth-child(4) { transition-delay: 180ms; }
.reveal-stagger > .reveal:nth-child(5) { transition-delay: 240ms; }
.reveal-stagger > .reveal:nth-child(6) { transition-delay: 300ms; }

.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 600ms var(--ease),
              transform 600ms var(--ease);
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}


/* === REDUCED MOTION === */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .reveal, .reveal-left { opacity: 1; transform: none; }
  .diagram-draw { stroke-dashoffset: 0; }
  .diagram-fade { opacity: 1; }
  .scan-line, .world-grid { display: none; }
  .targeting-reticle { display: none; }
}


/* === RESPONSIVE === */
@media (max-width: 1023px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 639px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  [style*="grid-template-columns"] {
    grid-template-columns: 1fr !important;
  }

  .container {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }
}