/* Split-panel project page: reading column + sticky live preview */

:root {
  --split-gap: clamp(18px, 3vw, 28px);
  --preview-w: min(240px, 24vw);
}

.split-page .container { width: min(var(--maxw), 100% - var(--gutter) * 2); margin-inline: auto; }

/* Header */
.pj-head { padding-block: clamp(18px, 4vh, 28px); }
.pj-back { display: inline-flex; align-items: center; gap: .5rem; padding: .45rem .75rem; border-radius: 999px; border: 1px solid var(--line); background: rgba(255,255,255,.03); color: var(--fg); text-decoration: none; }
.pj-back:hover { background: rgba(255,255,255,.08); }
.pj-back .arrow { transform: rotate(180deg); }

/* Project Cover Section */
.project-cover {
  position: relative;
  min-height: clamp(400px, 60vh, 600px);
  display: flex;
  align-items: end;
  overflow: hidden;
  isolation: isolate;
  margin-bottom: clamp(40px, 8vh, 80px);
}

.project-cover__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.project-cover__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.project-cover__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0,0,0,0) 0%,
    rgba(0,0,0,.15) 30%,
    rgba(0,0,0,.45) 65%,
    rgba(0,0,0,.75) 100%
  );
  z-index: 1;
}

.project-cover__content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: clamp(40px, 8vh, 80px) 0;
}

.project-cover__text {
  max-width: clamp(600px, 60%, 800px);
}

.project-cover__title {
  margin: 0 0 clamp(12px, 2vh, 20px);
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 800;
  line-height: .95;
  letter-spacing: -0.03em;
  color: rgba(255,255,255,.98);
  text-shadow: 0 2px 20px rgba(0,0,0,.6);
  background: linear-gradient(180deg, #ffffff, #e8e8e8);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.project-cover__subtitle {
  margin: 0 0 clamp(16px, 3vh, 24px);
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  font-weight: 600;
  color: rgba(255,255,255,.88);
  text-shadow: 0 1px 8px rgba(0,0,0,.5);
  letter-spacing: .02em;
}

.project-cover__description {
  margin: 0 0 clamp(24px, 4vh, 32px);
  font-size: clamp(1rem, 2.2vw, 1.2rem);
  line-height: 1.5;
  color: rgba(255,255,255,.85);
  text-shadow: 0 1px 6px rgba(0,0,0,.4);
  max-width: 65ch;
}

.project-cover__meta {
  display: flex;
  gap: clamp(16px, 3vw, 24px);
  flex-wrap: wrap;
  align-items: center;
}

.project-cover__meta span {
  display: inline-flex;
  align-items: center;
  padding: .5rem .85rem;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 999px;
  background: rgba(0,0,0,.3);
  backdrop-filter: blur(8px);
  color: rgba(255,255,255,.92);
  font-size: .9rem;
  font-weight: 500;
  text-shadow: 0 1px 4px rgba(0,0,0,.3);
  transition: all .2s ease;
}

.project-cover__meta span:hover {
  background: rgba(0,0,0,.4);
  border-color: rgba(255,255,255,.3);
  transform: translateY(-1px);
}

@media (max-width: 768px) {
  .project-cover {
    min-height: clamp(350px, 50vh, 450px);
    align-items: center;
    text-align: center;
  }
  
  .project-cover__text {
    max-width: 95%;
    margin-inline: auto;
  }
  
  .project-cover__meta {
    justify-content: center;
  }
}

/* Split layout */
.split { display: grid; grid-template-columns: minmax(0, 1fr) var(--preview-w); gap: var(--split-gap); align-items: start; }
@media (max-width: 1024px){ .split { grid-template-columns: 1fr; } }

/* Reading column */
.entry { display: grid; gap: var(--split-gap); }
.entry section { padding-block: clamp(12px, 2.8vh, 20px); border-top: 1px solid var(--line); }
.entry section:first-child { border-top: 0; }
.entry h2 { margin: 0 0 .5em; font-size: clamp(1.25rem, 3.8vw, 1.6rem); letter-spacing: -.01em; }
.entry p { margin: 0 0 1.05em; color: rgba(255,255,255,.92); }
.entry figure { margin: .6rem 0; }
.entry img, .entry video { display: block; width: 100%; height: auto; border-radius: 12px; border: 1px solid var(--line); background: rgba(255,255,255,.02); box-shadow: 0 8px 22px rgba(0,0,0,.28); }
.entry pre { margin: .6rem 0; background: #0e0e0e; color: #eee; border: 1px solid var(--line); border-radius: 12px; overflow: auto; box-shadow: 0 8px 22px rgba(0,0,0,.28); }
.entry pre code { display: block; padding: 14px 16px; font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: .95rem; line-height: 1.6; }
.entry .embed { position: relative; width: 100%; aspect-ratio: 16/9; border-radius: 12px; overflow: hidden; border: 1px solid var(--line); background: rgba(255,255,255,.02); box-shadow: 0 8px 22px rgba(0,0,0,.28); }
.entry .embed > * { position: absolute; inset: 0; width: 100%; height: 100%; }
.entry .pdf-embed { width: 100%; height: 68vh; border: 1px solid var(--line); border-radius: 12px; background: #0f0f0f; box-shadow: 0 8px 22px rgba(0,0,0,.28); }

/* Simple clean sidecard */
.sidecard { 
  position: sticky; 
  top: clamp(16px, 3vh, 24px); 
  align-self: start; 
}

.sidecard__card { 
  display: grid; 
  gap: 0; 
  padding: 0; 
  border: 1px solid rgba(255,255,255,.08); 
  border-radius: 8px; 
  background: var(--bg);
  transition: border-color .3s ease;
}

.sidecard__card:hover {
  border-color: rgba(255,255,255,.12);
}

/* Simple header */
.sidecard__header {
  padding: 18px 20px 0;
}

.sidecard__title {
  margin: 0;
  font-size: .9rem; 
  font-weight: 700; 
  letter-spacing: .12em; 
  text-transform: uppercase; 
  color: rgba(255,255,255,.75);
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255,255,255,.06);
}

/* Content section */
.sidecard__content {
  padding: 16px 20px 12px;
}

.sidecard__list { 
  list-style: none; 
  margin: 0; 
  padding: 0; 
  display: grid; 
  gap: 10px; 
}

.sidecard__row { 
  display: grid; 
  grid-template-columns: minmax(68px, auto) 1fr; 
  gap: 12px; 
  align-items: baseline;
  padding: 6px 0;
}

.sidecard__row + .sidecard__row {
  border-top: 1px solid rgba(255,255,255,.04);
  padding-top: 10px;
}

.sidecard__label { 
  color: rgba(255,255,255,.55); 
  font-size: .82rem; 
  font-weight: 500;
}

.sidecard__value { 
  color: rgba(255,255,255,.92); 
  font-size: .9rem; 
  font-weight: 600;
}

.sidecard__actions { 
  display: flex; 
  gap: 8px; 
  padding: 16px 20px 20px;
  border-top: 1px solid rgba(255,255,255,.06);
}

.sidecard__pill { 
  display: inline-flex; 
  align-items: center; 
  justify-content: center;
  flex: 1;
  height: 34px; 
  padding: 0 14px; 
  border: 1px solid rgba(255,255,255,.12); 
  border-radius: 4px; 
  background: transparent;
  color: rgba(255,255,255,.88); 
  text-decoration: none; 
  font-size: .88rem; 
  font-weight: 600;
  transition: all .2s ease;
}

.sidecard__pill:hover {
  background: rgba(255,255,255,.04);
  border-color: rgba(255,255,255,.18);
  color: rgba(255,255,255,.95);
}

/* Next Project button */
.sidecard__next {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 48px;
  padding: 0 20px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 6px;
  background: transparent;
  color: rgba(255,255,255,.88);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 600;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.sidecard__next:hover {
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.25);
  color: rgba(255,255,255,1);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0,0,0,.2);
}

.sidecard__next:active {
  transform: translateY(0);
  box-shadow: 0 2px 6px rgba(0,0,0,.15);
}

@media (max-width: 1024px){
  .sidecard { position: static; width: 100%; margin-top: 10px; }
}

/* Scroll-triggered animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Animation states */
[data-animate] {
  opacity: 0;
  transition: none;
}

[data-animate].animate-in {
  animation-duration: 0.6s;
  animation-timing-function: cubic-bezier(.22,.61,.36,1);
  animation-fill-mode: forwards;
}

[data-animate="fade-up"].animate-in { animation-name: fadeInUp; }
[data-animate="fade-left"].animate-in { animation-name: fadeInLeft; }
[data-animate="fade-right"].animate-in { animation-name: fadeInRight; }
[data-animate="scale-in"].animate-in { animation-name: scaleIn; }

/* Staggered animations for groups */
[data-animate].animate-in.delay-1 { animation-delay: 0.1s; }
[data-animate].animate-in.delay-2 { animation-delay: 0.2s; }
[data-animate].animate-in.delay-3 { animation-delay: 0.3s; }
[data-animate].animate-in.delay-4 { animation-delay: 0.4s; }
[data-animate].animate-in.delay-5 { animation-delay: 0.5s; }

/* Article inline minimal masonry */
.gallery-block { padding-block: clamp(16px, 3vh, 24px); border-top: 1px solid var(--line); }
.gallery-block h2 { margin: 0 0 .6em; font-size: clamp(1.1rem, 3.2vw, 1.4rem); letter-spacing: -.01em; }
.masonry { column-count: 1; column-gap: clamp(12px, 2vw, 16px); }
@media (min-width: 700px){ .masonry { column-count: 2; } }
@media (min-width: 1100px){ .masonry { column-count: 3; } }
.masonry__item { display: inline-block; width: 100%; margin: 0 0 clamp(12px, 2vw, 16px); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; background: rgba(255,255,255,.02); opacity: 0; transform: translateY(20px); transition: opacity 0.6s cubic-bezier(.22,.61,.36,1), transform 0.6s cubic-bezier(.22,.61,.36,1); }
.masonry__item.animate-in { opacity: 1; transform: translateY(0); }
.masonry__item img, .masonry__item video { display: block; width: 100%; height: auto; }
.masonry__cap { margin: 0; padding: 10px 12px; font-size: .88rem; color: var(--muted); border-top: 1px solid var(--line); background: transparent; }
.masonry__file { display: grid; place-items: center; padding: 24px 12px; gap: 8px; background: rgba(255,255,255,.02); }
.masonry__file .file-ext { display: inline-flex; align-items: center; justify-content: center; width: 38px; height: 22px; border: 1px solid var(--line); border-radius: 6px; font-size: .78rem; color: rgba(255,255,255,.8); }
.masonry__file a { color: rgba(255,255,255,.92); text-decoration: none; font-weight: 600; border-bottom: 1px dashed rgba(255,255,255,.35); }

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  [data-animate] {
    opacity: 1 !important;
    transform: none !important;
    animation: none !important;
    transition: none !important;
  }
  .masonry__item {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}