/* ============================================================
   Schaffer Media — monochrome photography portfolio
   White base, near-black ink, Archivo grotesk display type.
   ============================================================ */

:root {
  --bg: #fcfcfb;
  --ink: #161618;
  --ink-60: #6f6f74;
  --ink-30: #b9b9bd;
  --line: #e7e7e4;

  --font-body: 'Archivo', 'Helvetica Neue', sans-serif;
  --font-display: 'Archivo', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --dw: 800;
  --dls: -0.04em;
  --dtt: uppercase;
  --dlh: 0.92;

  --flow: 140px;
  --m: 1;

  --gutter: clamp(16px, 3vw, 48px);
  --margin: clamp(20px, 5vw, 96px);

  --ease-out: cubic-bezier(0.19, 1, 0.22, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: auto; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }

/* ============ loading screen ============ */
body.is-loading { overflow: hidden; }
body.is-loading .hword { animation-play-state: paused; }

.loading-screen {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  transition: opacity 0.6s ease;
}
.loading-screen.hidden {
  opacity: 0;
  pointer-events: none;
}
.loading-screen.gone { display: none; }

.loading-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 36px;
}
.loading-brand {
  font-family: var(--font-display);
  font-weight: var(--dw);
  text-transform: var(--dtt);
  letter-spacing: var(--dls);
  font-size: clamp(28px, 4vw, 44px);
  color: var(--ink);
}
.loading-screen .loader {
  --loader: var(--ink);
}

/* ============ header ============ */
.site-head {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px var(--margin);
  background: color-mix(in oklab, var(--bg) 88%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.4s ease;
}
.site-head.scrolled { border-bottom-color: var(--line); }

.logotype {
  font-family: var(--font-display);
  font-weight: var(--dw);
  text-transform: var(--dtt);
  letter-spacing: var(--dls);
  font-size: 18px;
  color: var(--ink);
  text-decoration: none;
}
.site-nav {
  display: flex;
  gap: clamp(20px, 3vw, 44px);
}
.site-nav a {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-60);
  text-decoration: none;
  transition: color 0.25s ease;
}
.site-nav a:hover { color: var(--ink); }

/* ============ hero ============ */
.hero {
  min-height: 62svh;
  display: flex;
  align-items: center;
  padding: 96px var(--margin) 32px;
}

.hero-title {
  font-family: var(--font-display);
  font-weight: var(--dw);
  text-transform: var(--dtt);
  letter-spacing: var(--dls);
  line-height: var(--dlh);
  font-size: clamp(56px, 9.5vw, 140px);
  color: var(--ink);
}
.hline {
  display: block;
  overflow: hidden;
}
.hword {
  display: inline-block;
  transform: translateY(110%);
  animation: hero-rise 1.2s var(--ease-out) forwards;
}
.hline:nth-child(2) .hword { animation-delay: 0.12s; }
@keyframes hero-rise {
  to { transform: translateY(0); }
}

/* ============ photo figures ============ */
.ph { will-change: transform; }
.ph .frame {
  overflow: hidden;
  background: #f0f0ee;
}
.ph .frame img {
  width: 100%;
  height: auto;
}

/* image reveal: clean fade */
[data-reveal-img] {
  opacity: 0;
  transition: opacity 0.9s ease;
}
[data-reveal-img].in-view { opacity: 1; }

/* text reveal */
[data-reveal] {
  opacity: 0;
  transform: translateY(calc(34px * var(--m)));
  transition: opacity 0.9s ease, transform 1.1s var(--ease-out);
  transition-delay: var(--d, 0s);
}
[data-reveal].in-view {
  opacity: 1;
  transform: translateY(0);
}

/* ============ gallery ============ */
.work {
  padding: calc(var(--flow) * 0.4) var(--margin) 0;
}

.pair {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--gutter);
  align-items: start;
  margin-bottom: var(--flow);
}
.pa .big   { grid-column: 1 / 8; }
.pa .small { grid-column: 8 / 13; margin-top: calc(var(--flow) * 0.85); }
.pb .small { grid-column: 1 / 6; margin-top: calc(var(--flow) * 0.65); }
.pb .big   { grid-column: 6 / 13; }

.solo { margin-top: calc(var(--flow) * 0.4); }
.solo .ph { grid-column: 3 / 11; }
@media (max-width: 860px) {
  .solo .ph { grid-column: 1 / 13; }
}

/* ============ contact ============ */
.contact {
  padding: calc(var(--flow) * 1.2) var(--margin) calc(var(--flow) * 1.1);
  border-top: 1px solid var(--line);
}
.contact-title {
  font-family: var(--font-display);
  font-weight: var(--dw);
  text-transform: var(--dtt);
  letter-spacing: var(--dls);
  line-height: var(--dlh);
  font-size: clamp(56px, 9vw, 140px);
  margin: 14px 0 clamp(40px, 6vh, 72px);
}
.contact-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--gutter);
  align-items: center;
}
.contact-lede {
  grid-column: 1 / 5;
  color: var(--ink-60);
  max-width: 38ch;
}
.insta-cta {
  grid-column: 6 / 13;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 28px;
}
.insta-btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  text-decoration: none;
  color: var(--bg);
  background: var(--ink);
  border: 1px solid var(--ink);
  padding: 20px 56px;
  position: relative;
  overflow: hidden;
  transition: color 0.3s ease;
}
.insta-btn span { position: relative; z-index: 1; }
.insta-btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--bg);
  transform: translateY(101%);
  transition: transform 0.35s var(--ease-out);
}
.insta-btn:hover { color: var(--ink); }
.insta-btn:hover::after { transform: translateY(0); }
.insta-handle {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--ink-60);
}

/* ============ footer ============ */
.site-foot {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--gutter);
  padding: 32px var(--margin) 40px;
  border-top: 1px solid var(--line);
}
.foot-brand {
  font-family: var(--font-display);
  font-weight: var(--dw);
  text-transform: var(--dtt);
  letter-spacing: var(--dls);
  font-size: 15px;
}
.foot-note, .foot-copy {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-60);
}

/* ============ responsive ============ */
@media (max-width: 860px) {
  .pair { row-gap: calc(var(--flow) * 0.6); }
  .pa .big, .pa .small, .pb .big, .pb .small {
    grid-column: 1 / 13;
    margin-top: 0;
  }
  .pa .small, .pb .small { grid-column: 2 / 12; }
  .contact-grid { row-gap: 48px; }
  .contact-lede { grid-column: 1 / 13; }
  .insta-cta { grid-column: 1 / 13; }
  .site-nav { gap: 18px; }
}

/* ============ reduced motion ============ */
@media (prefers-reduced-motion: reduce) {
  [data-reveal], [data-reveal-img] {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .hword { animation: none; transform: none; }
}