/* 汐日攝影 — Work Detail Page Styles */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --black:#000;--dark-1:#111;--dark-2:#1a1a1a;--dark-3:#222;
  --gray-dark:#333;--gray-mid:#555;--gray:#888;--gray-light:#aaa;
  --white-soft:#f0f0f0;--white:#fff;
  --font-serif:'Playfair Display',Georgia,serif;
  --font-sans:'Montserrat',Arial,sans-serif;
  --font-light:'Cormorant Garamond',Georgia,serif;
  --tr:0.4s cubic-bezier(0.25,0.46,0.45,0.94);
}
html{scroll-behavior:smooth}
body{background:var(--dark-1);color:var(--white);font-family:var(--font-sans);font-weight:300;line-height:1.7;overflow-x:hidden}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
::selection{background:var(--white);color:var(--black)}
::-webkit-scrollbar{width:4px}
::-webkit-scrollbar-track{background:var(--black)}
::-webkit-scrollbar-thumb{background:var(--gray-mid);border-radius:2px}

/* BACK BUTTON */
.back-btn{
  position:fixed;top:32px;left:36px;z-index:100;
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-sans);font-size:.65rem;letter-spacing:.2em;
  text-transform:uppercase;color:var(--gray-light);
  transition:color var(--tr);
  mix-blend-mode:difference;
}
.back-btn:hover{color:var(--white)}
.back-btn i{font-size:.7rem}

/* HERO */
.work-hero{
  position:relative;height:100vh;min-height:600px;
  display:flex;align-items:flex-end;
  overflow:hidden;
}
.work-hero-img{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  filter:grayscale(100%) brightness(0.55);
  transform:scale(1.04);
  transition:transform 6s ease;
}
.work-hero:hover .work-hero-img{transform:scale(1)}
.work-hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(to top,rgba(0,0,0,.85) 0%,rgba(0,0,0,.15) 60%,transparent 100%);
}
.work-hero-content{
  position:relative;z-index:2;
  padding:0 60px 80px;
  max-width:800px;
}
.work-series{
  font-family:var(--font-sans);font-size:.6rem;letter-spacing:.4em;
  color:var(--gray);text-transform:uppercase;margin-bottom:16px;
}
.work-title{
  font-family:var(--font-serif);
  font-size:clamp(3rem,8vw,7rem);
  font-weight:400;line-height:1;
  color:var(--white);margin-bottom:16px;
}
.work-subtitle{
  font-family:var(--font-light);font-size:1rem;
  color:var(--gray-light);letter-spacing:.1em;
}
.work-scroll-hint{
  position:absolute;bottom:32px;right:48px;z-index:2;
  display:flex;flex-direction:column;align-items:center;gap:8px;opacity:.4;
}
.work-scroll-hint span{
  font-family:var(--font-sans);font-size:.5rem;letter-spacing:.35em;color:var(--gray);
  text-transform:uppercase;writing-mode:vertical-lr;
}
.work-scroll-line{
  width:1px;height:48px;
  background:linear-gradient(to bottom,var(--gray-mid),transparent);
  animation:scrollPulse 1.8s ease-in-out infinite;
}
@keyframes scrollPulse{0%,100%{opacity:.3;transform:scaleY(1)}50%{opacity:1;transform:scaleY(1.15)}}

/* STORY */
.work-story{
  padding:100px 60px;
  max-width:1000px;margin:0 auto;
}
.work-story-inner{
  display:grid;grid-template-columns:180px 1fr;gap:60px;
  align-items:start;
}
.work-story-label{
  padding-top:8px;
  display:flex;flex-direction:column;gap:16px;
  border-top:1px solid var(--gray-dark);
}
.work-story-label span{
  font-family:var(--font-sans);font-size:.58rem;letter-spacing:.4em;
  color:var(--gray);text-transform:uppercase;
}
.work-story-text{display:flex;flex-direction:column;gap:24px}
.story-title{
  font-family:var(--font-serif);font-size:clamp(1.6rem,3vw,2.4rem);
  font-weight:400;color:var(--white);line-height:1.3;margin-bottom:8px;
}
.work-story-text p{
  font-family:var(--font-light);font-size:1.08rem;
  color:var(--gray-light);line-height:2;
}
.story-sub{font-family:var(--font-sans);font-size:.65rem;letter-spacing:.25em;text-transform:uppercase;color:var(--gray);margin-top:8px;margin-bottom:4px}
.story-list{list-style:none;display:flex;flex-direction:column;gap:14px;padding-left:0}
.story-list li{font-family:var(--font-light);font-size:1.05rem;color:var(--gray-light);line-height:1.8;padding-left:20px;border-left:1px solid var(--gray-dark)}
.story-list li span{display:block;font-family:var(--font-sans);font-size:.62rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gray);margin-bottom:4px}
.story-closing{
  font-family:var(--font-serif) !important;
  font-style:italic;
  color:var(--gray) !important;
  border-left:1px solid var(--gray-dark);
  padding-left:24px;
  margin-top:8px;
}
.work-meta{
  margin-top:48px;padding-top:40px;
  border-top:1px solid var(--gray-dark);
  display:flex;gap:40px;flex-wrap:wrap;
  grid-column:2;
}
.meta-item{display:flex;flex-direction:column;gap:6px}
.meta-label{
  font-family:var(--font-sans);font-size:.58rem;
  letter-spacing:.3em;color:var(--gray);text-transform:uppercase;
}
.meta-val{
  font-family:var(--font-light);font-size:.95rem;color:var(--white-soft);
}

/* GALLERY */
.work-gallery{padding:0 0 100px;background:var(--black)}
.gallery-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:3px;
}
.gallery-item{overflow:hidden;cursor:zoom-in;position:relative}
.gallery-item.full{grid-column:span 2}
.gallery-item img{
  width:100%;height:100%;object-fit:cover;
  filter:grayscale(100%) brightness(0.85);
  transition:filter 0.6s ease,transform 0.6s ease;
  display:block;
}
.gallery-item:hover img{
  filter:grayscale(80%) brightness(1);
  transform:scale(1.03);
}
.gallery-item.full img{max-height:75vh}
.gallery-item:not(.full) img{height:420px}

/* LIGHTBOX */
.lightbox{
  position:fixed;inset:0;z-index:9999;
  background:rgba(0,0,0,.97);
  display:flex;align-items:center;justify-content:center;
  opacity:0;pointer-events:none;
  transition:opacity 0.4s ease;
}
.lightbox.active{opacity:1;pointer-events:all}
.lb-img-wrap{
  max-width:90vw;max-height:88vh;
  display:flex;align-items:center;justify-content:center;
}
.lb-img-wrap img{
  max-width:90vw;max-height:85vh;
  object-fit:contain;
  filter:grayscale(100%);
  transition:opacity 0.3s ease;
}
.lb-close,.lb-prev,.lb-next{
  position:fixed;background:none;border:none;
  color:var(--gray);cursor:pointer;
  transition:color var(--tr);font-size:1rem;
  padding:12px;
}
.lb-close:hover,.lb-prev:hover,.lb-next:hover{color:var(--white)}
.lb-close{top:28px;right:36px;font-size:1.2rem}
.lb-prev{left:28px;top:50%;transform:translateY(-50%)}
.lb-next{right:28px;top:50%;transform:translateY(-50%)}
.lb-counter{
  position:fixed;bottom:28px;left:50%;transform:translateX(-50%);
  font-family:var(--font-sans);font-size:.6rem;letter-spacing:.3em;color:var(--gray);
}

/* FOOTER */
.work-footer{
  padding:40px 60px;background:var(--black);
  border-top:1px solid var(--dark-3);
  display:flex;align-items:center;justify-content:space-between;
}
.back-btn-footer{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-sans);font-size:.65rem;letter-spacing:.2em;
  text-transform:uppercase;color:var(--gray);
  transition:color var(--tr);
}
.back-btn-footer:hover{color:var(--white)}
.work-footer-copy{
  font-family:var(--font-sans);font-size:.58rem;
  letter-spacing:.1em;color:var(--gray-dark);
}

/* RESPONSIVE */
@media(max-width:768px){
  .work-hero-content{padding:0 28px 60px}
  .work-story{padding:70px 28px}
  .work-story-inner{grid-template-columns:1fr;gap:40px}
  .work-meta{grid-column:1}
  .gallery-item:not(.full) img{height:260px}
  .work-footer{flex-direction:column;gap:16px;text-align:center;padding:32px 24px}
  .back-btn{top:20px;left:20px}
  .lb-prev{left:12px}
  .lb-next{right:12px}
}
@media(max-width:480px){
  .gallery-grid{grid-template-columns:1fr}
  .gallery-item.full{grid-column:span 1}
  .gallery-item:not(.full) img{height:220px}
  .work-title{font-size:3rem}
}