:root {
  --cream: #f4f0e6;
  --ink: #101722;
  --green: #57934f;
  --orange: #f4832f;
  --nav-bg: rgba(244, 240, 230, 0.82);
  --nav-safe-space: 92px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--cream);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }

.site-nav {
  position: fixed;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 50;
  width: min(1120px, calc(100% - 28px));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 10px 12px;
  border: 1px solid rgba(16, 23, 34, 0.12);
  border-radius: 999px;
  background: var(--nav-bg);
  backdrop-filter: blur(18px);
  box-shadow: 0 16px 40px rgba(16, 23, 34, 0.12);
  animation: navDrop .7s cubic-bezier(.2,.8,.2,1) both;
}
.logo {
  padding: 10px 16px;
  border-radius: 999px;
  color: #fff;
  font-weight: 900;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--green), #284323);
  transition: transform .25s ease, box-shadow .25s ease;
}
.logo:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 22px rgba(87, 147, 79, .22);
}
.site-nav nav {
  display: flex;
  align-items: center;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
}
.site-nav nav::-webkit-scrollbar { display: none; }
.site-nav nav a {
  white-space: nowrap;
  padding: 10px 12px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  transition: background .25s ease, transform .25s ease, color .25s ease;
}
.site-nav nav a:hover,
.site-nav nav a.active {
  color: #24401f;
  background: rgba(87, 147, 79, 0.16);
  transform: translateY(-1px);
}

main { width: 100%; }
.portfolio-page {
  width: 100%;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--cream);
  scroll-snap-align: start;
  scroll-margin-top: var(--nav-safe-space);
  opacity: 0;
  transform: translateY(28px) scale(.99);
  filter: blur(8px);
  transition: opacity .85s cubic-bezier(.2,.8,.2,1), transform .85s cubic-bezier(.2,.8,.2,1), filter .85s ease;
}
.portfolio-page.reveal {
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: blur(0);
}
.portfolio-page:first-child {
  padding-top: var(--nav-safe-space);
  align-items: flex-start;
}
.portfolio-page img {
  display: block;
  width: 100%;
  height: auto;
  min-height: 100svh;
  object-fit: contain;
  object-position: center;
  background: var(--cream);
  transition: transform .55s ease, filter .55s ease;
}
.portfolio-page:first-child img {
  min-height: calc(100svh - var(--nav-safe-space));
}
.portfolio-page:hover img {
  transform: scale(1.006);
}

.contact-strip {
  width: 100%;
  padding: 18px clamp(18px, 4vw, 54px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: #fff;
  background: #101722;
}
.contact-strip a {
  padding: 12px 16px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  transition: transform .25s ease, background .25s ease, border-color .25s ease;
}
.contact-strip a:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.34);
}

.to-top {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 60;
  width: 46px;
  height: 46px;
  border: 0;
  border-radius: 50%;
  color: #fff;
  font-size: 20px;
  font-weight: 900;
  cursor: pointer;
  background: linear-gradient(135deg, var(--orange), #dd6417);
  box-shadow: 0 14px 30px rgba(16, 23, 34, 0.22);
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: .25s ease;
}
.to-top.visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
.to-top:hover { transform: translateY(-3px); }

@keyframes navDrop {
  from { opacity: 0; transform: translate(-50%, -18px) scale(.98); }
  to { opacity: 1; transform: translate(-50%, 0) scale(1); }
}

@media (min-aspect-ratio: 4/3) {
  .portfolio-page img {
    width: auto;
    height: 100svh;
    max-width: 100%;
  }
  .portfolio-page:first-child img {
    height: calc(100svh - var(--nav-safe-space));
    min-height: calc(100svh - var(--nav-safe-space));
  }
}

@media (max-width: 760px) {
  :root { --nav-safe-space: 76px; }
  .site-nav {
    top: 8px;
    width: calc(100% - 16px);
    padding: 7px;
  }
  .logo { padding: 9px 12px; font-size: 13px; }
  .site-nav nav { justify-content: flex-start; }
  .site-nav nav a { padding: 9px 10px; font-size: 12px; }
  .portfolio-page {
    min-height: auto;
    align-items: flex-start;
    transform: translateY(18px) scale(.995);
  }
  .portfolio-page img,
  .portfolio-page:first-child img {
    width: 100%;
    min-height: 0;
    height: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .site-nav,
  .portfolio-page,
  .portfolio-page img,
  .contact-strip a,
  .to-top,
  .logo,
  .site-nav nav a {
    animation: none !important;
    transition: none !important;
  }
  .portfolio-page { opacity: 1; transform: none; filter: none; }
}

@media print {
  .site-nav, .contact-strip, .to-top { display: none; }
  .portfolio-page { min-height: auto; page-break-after: always; opacity: 1; transform: none; filter: none; }
  .portfolio-page img { width: 100%; min-height: 0; height: auto; }
}