/* ============================================
   DESIGN TOKENS
   ============================================ */
:root {
  /* Palette — warm black / warm white / mid gray / accents */
  --black: #1a1814;
  --black-r: 26; --black-g: 24; --black-b: 20;
  --white: #f5ede0;
  --white-r: 245; --white-g: 240; --white-b: 232;
  --gray: #8a8478;
  --gray-light: #c8c2b8;
  --gray-rule: #3a362e;
  --orange: #c8622a;
  --brown: #8b5e3c;

  /* Typography */
  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;

  /* Spacing — 8px base */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 8rem;
  --space-2xl: 12rem;

  /* Grid — wide, edge-to-edge feel */
  --grid-max: 100%;
  --grid-gutter: clamp(1.5rem, 3vw, 5rem);

  /* Illumination — driven by JS */
  --illumination: 0;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-weight: 300;
  background: var(--black);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

::selection {
  background: var(--orange);
  color: var(--black);
}

/* ============================================
   BACKGROUND GRADIENT — Cursor illumination
   ============================================ */
#bg-gradient {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
  /* Radial gradient positioned by JS via inline style */
}

/* ============================================
   INTRO — Full viewport, Three.js behind text
   ============================================ */
.intro {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 100vh;
  max-width: var(--grid-max);
  margin: 0 auto;
  padding: var(--space-lg) var(--grid-gutter);
  z-index: 1;
  overflow: visible;  /* allow solar-container to extend below */
}

#solar-container {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: -70vh;  /* extend below intro — pushes clip edge past card rise */
  z-index: 0;
  overflow: hidden;
}

#solar-container canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
}

.intro__type {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--grid-gutter);
  max-width: 65%;
  margin-top: -4rem;
}

.intro__label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray);
  transition: color 0.3s ease;
  padding-left: 0.35em;
}

.intro__headline {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.8rem, 6.25vw, 6.25rem); /* ~100px target */
  line-height: 1.0;
  letter-spacing: -0.04em;
  color: var(--white);
  transition: color 0.3s ease;
}

.intro__line {
  display: block;
  opacity: 0;
  transform: translateY(30px);
  animation: lineReveal 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.intro__line:nth-child(1) { animation-delay: 0.2s; }
.intro__line:nth-child(2) { animation-delay: 0.4s; }
.intro__line:nth-child(3) { animation-delay: 0.6s; }
.intro__line:nth-child(4) { animation-delay: 0.8s; }

@keyframes lineReveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.intro__sub {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.875rem; /* 14px */
  line-height: 1.4;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--white);
  opacity: 0;
  width: 195px;
  text-align: justify;
  text-align-last: justify;
  animation: fadeIn 1s 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  transition: color 0.3s ease;
  padding-left: var(--grid-gutter);
}

.intro__sub .gap {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: -2px;
}

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

/* ============================================
   CARDS SECTION — Union-shape article cards
   ============================================ */
.cards-section {
  position: relative;
  z-index: 2;
  background: transparent;
  padding-top: 60vh;
  padding-left: var(--grid-gutter);
  padding-right: var(--grid-gutter);
  padding-bottom: var(--space-2xl);
}

.cards-section__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  will-change: transform;
}

/* --- Card chrome --- */
.card {
  position: relative;
  background: #F7F0E6;
  border-radius: 20px;
  border: 1px solid rgba(90, 83, 69, 0.50);
  overflow: hidden;
  cursor: pointer;
}

.card--square {
  grid-column: span 1;
  aspect-ratio: 1 / 1;
}

.card--rect {
  grid-column: span 2;
  height: var(--cell-size);
}

.card--full {
  grid-column: span 3;
  height: var(--cell-size);
}

/* --- Card text --- */
.card__text {
  position: absolute;
  z-index: 2;
  padding: 44px;
  pointer-events: none;
  max-width: 100%;
}

.card__text--top-left     { top: 0; left: 0; }
.card__text--bottom-left  { bottom: 0; left: 0; }
.card__text--top-right    { top: 0; right: 0; }
.card__text--bottom-right { bottom: 0; right: 0; }

.card__headline {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1.0;
  letter-spacing: -2.56px;
  color: #1A1814;
  text-box-trim: both;
  text-box-edge: cap;
}

@supports not (text-box-trim: both) {
  .card__headline {
    margin-top: -0.1em;
  }
}

.card__body {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1rem;
  line-height: 1.5;
  color: #1A1814;
  margin-top: 1rem;
  max-width: 28ch;
}

/* --- Card image wrapper — mask lives here (stable boundary) --- */
.card__image-wrap {
  position: absolute;
  z-index: 1;
  top: 16px;
  left: 16px;
  width: calc(100% - 32px);
  height: calc(100% - 32px);
  pointer-events: none;
  overflow: hidden;
  background: #1A1814;
  /* mask set by JS for antialiased shape edges */
}

/* --- Card image base — static layer underneath, receives no effects --- */
.card__image-base {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  pointer-events: none;
}

/* --- Card image — filter lives here (ripple without edge distortion) --- */
.card__image {
  position: relative;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* SVG container for mask definitions — sized to image area by JS */
.card__mask-svg {
  z-index: 0;
  pointer-events: none;
}

/* Legacy clip-path SVG — keep for gallery page */
.card__clip-svg {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}


@keyframes cardReveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   HI RYAN
   ============================================ */
.hi-ryan {
  position: relative;
  z-index: 2;
  padding: var(--space-xl) var(--grid-gutter);
  text-align: center;
}
.hi-ryan p {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 4rem);
  color: var(--black);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  position: relative;
  z-index: 2;
  background: transparent;
  padding: 0 var(--grid-gutter) var(--space-lg);
}

.footer__bottom {
  border-top: 1px solid rgba(90, 83, 69, 0.3);
  padding-top: var(--space-md);
}

.footer__copy {
  font-size: 0.75rem;
  color: var(--gray);
  letter-spacing: 0.05em;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
  .intro__type {
    max-width: 100%;
  }

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

  .card--full {
    grid-column: span 2;
  }

  .card__headline {
    font-size: clamp(1.5rem, 3.5vw, 2.5rem);
  }
}

@media (max-width: 560px) {
  .intro__headline {
    font-size: 2.5rem;
  }

  .cards-section__grid {
    grid-template-columns: 1fr;
  }

  .card--square,
  .card--rect,
  .card--full {
    grid-column: span 1;
    aspect-ratio: auto;
    min-height: 280px;
    height: auto;
  }

  .card__headline {
    font-size: 2rem;
  }

  .card__text {
    padding: 24px;
  }
}