/* -------- PAPER TEXTURE OVERLAY -------- */
.paper-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  opacity: 0.42; /* tweak opacity here */
  mix-blend-mode: multiply;
  background-image: url('/assets/paper2.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: repeat;
}
@media (min-resolution: 2dppx) {
  .paper-overlay { background-size: cover; }
}
.intro-gl { position:absolute; inset:0; z-index:1; pointer-events:none; display:block; }
.intro-title, .intro-btn { position:relative; z-index:2; }
/* -------- INTRO OVERLAY -------- */
.intro-wrap {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5;
  pointer-events: auto;
}
.intro-card {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.367);
  box-shadow: none;
  border-radius: 0;
  padding: 0;
  /* text-align: center; */
  /* padding: 32px 40px; */
  /* border-radius: 12px; */
  /* box-shadow: 0 6px 24px rgba(0, 0, 0, 0.25); */
}
.intro-title {
  margin: 0 0 16px;
  font-family: 'Georgia', serif;
  font-size: clamp(26px, 5vw, 48px);
  font-weight: 700;
  letter-spacing: 0.03em;
  color: #222;
}
.intro-btn {
  padding: 10px 24px;
  border-radius: 50px;
  border: none;
  background: #222;
  color: #fff;
  font-size: 16px;
  cursor: pointer;
  transition: background 0.3s ease;
}
.intro-btn:hover { background: #444; }

.fade-out {
  animation: fadeOut 0.6s ease forwards;
}
@keyframes fadeOut {
  to { opacity: 0; visibility: hidden; }
}

/* ===== Intro Screen ===== */
:root{
  --introMaxW: 1100px;
  --introPad: clamp(16px, 3vw, 32px);
  --titleSmallSize: clamp(20px, 4.2vw, 64px);
  --titleLargeSize: clamp(56px, 9vw, 140px);
  --accent: #930b0b; /* red underline color for Enter */
  --ink: #111;
}

html, body { height: 100%; }
body { overflow-x: hidden; }

.intro-screen{
  position: fixed;
  inset: 0;
  z-index: 19; /* above paper overlay (9) and below HUD(20) */
  display: grid;
  place-items: center;
  padding: var(--introPad);
  background: linear-gradient(rgba(255,255,255,0.4), rgba(255,255,255,0.9)), url('/assets/paper2.jpg') center center / cover no-repeat;
  pointer-events: auto; /* accepts clicks */
   opacity: 0.85; /* or try 0.85 */
}

.intro-inner{ 
  width: min(100%, var(--introMaxW));
  text-align: center;
  display: grid;
  align-items: center;
  justify-items: center;
  gap: clamp(16px, 4vh, 36px);
}

.intro-logos{ 
  display: flex; 
  gap: clamp(16px, 4vw, 56px); 
  align-items: center; 
  justify-content: center;
  margin-bottom: clamp(8px, 2vh, 20px);
}
.intro-logos .logo{ 
  height: clamp(28px, 5.5vw, 60px); 
  width: auto; 
  object-fit: contain; 
  filter: contrast(1) brightness(0.95);
}

.intro-title{ 
    display: grid; gap: clamp(8px, 1.6vh, 18px); }

.intro-title-small{ 
    font-family: 'Hubballi', sans-serif;
    
  font-size: var(--titleSmallSize);
  letter-spacing: 0.05em; 
  text-transform: uppercase; 
  color: var(--ink);
}

.intro-title-large{ 
    font-family: 'Gugi', sans-serif;
  position: relative; 
  display: inline-grid; 
  grid-auto-flow: column; 
  align-items: center; 
  gap: clamp(8px, 1.5vw, 18px);
  font-size: var(--titleLargeSize);
  font-weight: 600;
  color: var(--ink);
}
.intro-title-large .the{ letter-spacing: 0.08em; }
.intro-title-large .cat{ letter-spacing: 0.12em; }

/* Whiskers as pseudo images using mask or background */
.whisker{ 
  width: clamp(80px, 18vw, 220px); 
  height: 1px; 
  background: currentColor; 
  position: relative; 
}
.whisker::before, .whisker::after{
  content: ""; position: absolute; left: 0; right: 0; height: 1px; background: currentColor;
}
.whisker::before{ transform: translateY(-7px) scaleX(0.85); opacity: .75; }
.whisker::after{ transform: translateY(7px) scaleX(0.95); opacity: .6; }
.whisker-left{ margin-right: clamp(6px, 1vw, 12px); }
.whisker-right{ margin-left: clamp(6px, 1vw, 12px); }

.intro-enter{ 
  appearance: none; 
  background: none; 
  border: none; 
  color: var(--ink); 
  font-size: clamp(16px, 2.4vw, 24px);
  cursor: pointer; 
  position: relative; 
  padding: 6px 10px; 
}
.intro-enter::after{
  content: ""; position: absolute; left: 50%; transform: translateX(-50%);
  bottom: -2px; height: 2px; width: 120px; background: var(--accent); opacity: .8;
}
.intro-enter:hover{ filter: brightness(0.2) saturate(0.9); }

/* Make sure the canvas stays behind everything */
canvas.webgl{ position: fixed; inset: 0; z-index: 1; }

/* Paper overlay stays between canvas (1) and intro (19) */
.paper-overlay{ z-index: 9; }

@media (min-width: 390px) and (max-width: 680px) {
  :root {
    --titleSmallSize: clamp(15px, 5.2vw, 22px);
    --titleLargeSize: clamp(28px, 8vw, 80px);
  }
}

/* ===== Curatorial Overlay ===== */
.curatorial {
  position: fixed;
  inset: 0;
  z-index: 18;
  display: grid;
  place-items: center;
  padding: clamp(16px, 3vw, 32px);
  pointer-events: none;
  opacity: 0;
  filter: blur(6px);
  transition: opacity 0.6s ease, filter 0.6s ease;
  /* background: linear-gradient(rgba(255, 255, 255, 0.85), rgba(255, 255, 255, 0.9)),
    url('/assets/paper2.jpg') center/cover no-repeat; */
    background: linear-gradient(rgba(255,255,255,0.4), rgba(255,255,255,0.9)), url('/assets/paper2.jpg') center center / cover no-repeat;
 
}

.curatorial.is-visible {
  opacity: 1;
  filter: blur(0);
  pointer-events: auto;
}

/* Container */
.c-wrap {
  width: min(100%, 1100px);
  text-align: center;
}

/* Each part (1 & 2) */
.c-part {
  display: none;
  animation: cFade 0.6s ease both;
}
.c-part.is-active {
  display: block;
}

@keyframes cFade {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* Typography */
.c-title {
  font-size: clamp(28px, 5.5vw, 56px);
  letter-spacing: 0.08em;
  font-weight: 600;
  color: #111;
  margin: 0 0 1rem;
}

.c-body {
  max-width: 900px;
  margin: 0 auto;
  color: #222;
  font-size: clamp(14px, 1.6vw, 18px);
  line-height: 1.7;
  display: grid;
  gap: 1rem;
}

/* Buttons */
.c-next,
.c-explore {
  margin: clamp(20px, 4vh, 36px) auto 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  cursor: pointer;
  font-size: clamp(16px, 2.2vw, 22px);
  color: #930b0b;
  position: relative;
  padding: 0.4rem 0.8rem;
  transition: color 0.3s ease, transform 0.2s ease;
}

.c-next:hover,
.c-explore:hover {
  color: #a00000;
  transform: translateY(-2px);
}

.c-explore::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: -3px;
  width: 140px;
  height: 2px;
  background: #930b0b;
  opacity: 0.85;
}

.c-arrow {
  display: inline-block;
  transform: translateY(1px);
  font-size: 1.2em;
}