@import url('https://api.fontshare.com/v2/css?f[]=general-sans@200,300,400,500,600,700&display=swap');

/* ===== Tokens ===== */
:root {
  --bg:           #ffffff;
  --bg-card:      #EDEAE4;
  --tag-bg:       #f7f7f7;
  --text:         #1A1817;
  --text-2:       #919191;
  --text-3:       #AAA49C;
  --accent:       #C4593A;
  --border:       #DDD8CF;
  --ff-body:      'General Sans', sans-serif;
  --ff-label:     'IBM Plex Sans Condensed', sans-serif;
  --ease:         cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --nav-h:        56px;
  --max:          1296px;
}

/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: auto; overflow-x: hidden; }
body {
  font-family: var(--ff-body);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ===== Fade-in ===== */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.fade-in.visible {
  opacity: 1;
  transform: none;
}
.project-card:nth-child(1).fade-in { transition-delay: 0s; }
.project-card:nth-child(2).fade-in { transition-delay: 0.08s; }
.project-card:nth-child(3).fade-in { transition-delay: 0.16s; }
.project-card:nth-child(4).fade-in { transition-delay: 0.24s; }

/* ===== Nav ===== */
header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  height: var(--nav-h);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 0 max(1.5rem, calc((100% - 1296px) / 2));
  background: rgba(255, 255, 255, 0.65);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  will-change: transform;
  transform: translateY(-100%);
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
header.nav--visible {
  transform: translateY(0);
}

body.nav-always-visible header {
  transform: translateY(0);
  transition: none;
}

.logo {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
  justify-self: start;
}
.logo-name {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.04em;
}
.logo-title {
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--text-2);
  letter-spacing: 0.04em;
}
.logo:hover .logo-name { color: var(--text-2); }

nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
nav a {
  font-size: 0.8rem;
  font-weight: 400;
  text-transform: uppercase;
  color: var(--text-2);
  letter-spacing: 0.06em;
  transition: color 0.2s;
}
nav a.active,
nav a:hover { color: var(--text); }

.social {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  justify-self: end;
}
.social a {
  display: flex;
  align-items: center;
  color: var(--text-3);
  transition: color 0.2s;
}
.social a:hover { color: var(--text); }

/* ===== Main ===== */
main {
  padding-top: 5rem;
  padding-bottom: 6rem;
  padding-left: max(3rem, calc((100% - var(--max)) / 2));
  padding-right: max(3rem, calc((100% - var(--max)) / 2));
}

/* ===== Section header ===== */
.projects-label {
  font-family: var(--ff-label);
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text);
  text-align: center;
  margin-bottom: 2.5rem;
}

/* ===== Project grid ===== */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 4rem;
}

.project-card {
  display: block;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.project-inner {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.project-visual {
  aspect-ratio: 4 / 3;
  border-radius: 10px;
  overflow: hidden;
  position: relative;
  background: #f3f3f3;
  border: 1px solid #f3f3f3;
}
.project-card--wip {
  cursor: default;
}

.project-wip-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(26, 24, 23, 0.65);
  color: #fff;
  font-family: var(--ff-label);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0;
  transition: opacity 0.25s var(--ease);
  z-index: 1;
}

.project-card--wip:hover .project-wip-overlay {
  opacity: 1;
}

.project-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow:
    inset 0px 8px 12px rgba(255,255,255,0.3),
    inset 6px 0px 12px rgba(255,255,255,0.2);
  pointer-events: none;
  z-index: 2;
}
.project-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s var(--ease);
}
.project-card:hover .project-visual img { transform: scale(1.04); }

/* placeholder when no image */
.project-img-placeholder {
  width: 100%;
  height: 100%;
  background: #f3f3f3;
  transition: transform 0.55s var(--ease);
}
.project-card:hover .project-img-placeholder { transform: scale(1.04); }

.project-info {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.project-name-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.6rem;
}

.project-name {
  font-family: 'EB Garamond', serif;
  font-size: 1.5rem;
  font-weight: 400;
}

.project-name-tags {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
  flex-shrink: 0;
}
.project-name-tags span {
  font-size: 0.75rem;
  color: var(--text-3);
  background: var(--tag-bg);
  padding: 0.1rem 0.5rem;
  border-radius: 4px;
  font-weight: 400;
}

.project-desc {
  font-size: 0.95rem;
  color: var(--text-2);
  font-weight: 400;
  line-height: 1.45;
  letter-spacing: 0;
}

/* ===== See more ===== */
.see-more {
  text-align: center;
  padding-top: 1rem;
}
.see-more a {
  font-family: var(--ff-label);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-2);
  transition: color 0.2s;
}
.see-more a:hover { color: var(--text); }

/* ===== Footer ===== */
footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding: 4rem max(3rem, calc((100% - var(--max)) / 2));
  min-height: 280px;
}
.footer-copy {
  font-size: 0.75rem;
  color: var(--text-3);
  letter-spacing: 0.02em;
}
.footer-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.footer-nav a {
  font-size: 0.8rem;
  font-weight: 400;
  text-transform: uppercase;
  color: var(--text-2);
  letter-spacing: 0.06em;
  transition: color 0.2s;
}
.footer-nav a:hover { color: var(--text); }

/* ===== Responsive ===== */

/* Tablet (≤ 1024px) */
@media (max-width: 1024px) {
  header {
    padding: 0 2rem;
  }

  main {
    padding-top: 4rem;
  }

  .projects-grid {
    gap: 1.5rem;
  }
}

/* Mobile (≤ 640px) */
@media (max-width: 640px) {
  :root { --nav-h: 52px; }

  .project-name-row {
    flex-direction: column;
    align-items: stretch;
    gap: 0.4rem;
  }

  header {
    padding: 0 1.25rem;
    grid-template-columns: 1fr auto;
  }

  .social { display: none; }

  nav { gap: 1rem; }
  nav a { font-size: 0.75rem; letter-spacing: 0.04em; }

  main {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
    padding-top: 3rem;
    padding-bottom: 4rem;
    /* override the max() formula at small widths */
  }

  .projects-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .projects-label { margin-bottom: 1.75rem; }

  footer { padding: 1.5rem; }
  .footer-nav { gap: 1rem; }
}