/* ============================================================
   BUWAN — design system v2
   Imageboard bones (posts, greentext, board tabs, post numbers),
   dressed in the quiet, whitespace-first register of a
   minimal fashion site. Structure over decoration.
   ============================================================ */

:root{
  /* color — quiet, mostly neutral, blue-gray held in reserve for meta text only */
  --paper:   #FAFAF9;  /* page background — near-white, warm */
  --panel:   #F3F3F1;  /* faint fill, used sparingly (placeholder boxes) */
  --panel-2: #EEEEEC;
  --ink:     #17181A;  /* primary text — soft black, not pure */
  --muted:   #8A8B85;  /* secondary / meta text */
  --link:    #17181A;  /* links read as ink with an underline, not "web blue" */
  --link-visited: #17181A;
  --accent:  #B03A2B;  /* BUWAN red — used as a single spot color, rarely */
  --line:    #E4E4E1;  /* hairline borders — the only structure device */
  --line-soft: #ECECEA;
  --green:   #4B6B4E;  /* greentext, desaturated so it reads as ink with a tint */
  --white:   #FFFFFF;

  /* type */
  --font-display: "Helvetica Neue", Arial, sans-serif;
  --font-body: "Helvetica Neue", Arial, sans-serif;
  --font-mono: "Courier New", Courier, monospace;

  --radius: 0px;
}

*{ box-sizing: border-box; }

html{ scroll-behavior: smooth; }

body{
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

@media (prefers-reduced-motion: reduce){
  *{ animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

a{ color: var(--link); text-decoration: underline; text-underline-offset: 2px; text-decoration-color: var(--line); }
a:hover{ color: var(--accent); text-decoration-color: var(--accent); }
a.plain, nav a, .board-tab, .crumb a{ text-decoration: none; }

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

::selection{ background: var(--ink); color: var(--white); }

/* ---------- layout shell ---------- */

.shell{
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 28px;
}

/* top identity bar — a whisper, not a banner */
.topbar{
  background: var(--paper);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .06em;
  border-bottom: 1px solid var(--line);
}
.topbar .shell{
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 8px;
  padding-bottom: 8px;
  flex-wrap: wrap;
  gap: 4px;
}
.topbar a{ color: var(--muted); text-decoration: none; }
.topbar a:hover{ color: var(--accent); }
.topbar .ticker{ opacity: .7; }

/* board nav — literal board tabs, doubles as main site nav */
.boardnav{
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 20;
}
.boardnav .shell{
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
  padding-top: 22px;
  padding-bottom: 22px;
}
.wordmark{
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 19px;
  letter-spacing: .01em;
  color: var(--ink);
  text-decoration: none;
  margin-right: auto;
}
.wordmark span{ color: var(--accent); }
.board-tab{
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .03em;
  color: var(--muted);
  padding: 2px 0;
  border-bottom: 1px solid transparent;
}
.board-tab:hover{ color: var(--ink); }
.board-tab.active{
  color: var(--ink);
  border-bottom: 1px solid var(--ink);
}
.board-tab .n{ color: var(--muted); font-weight: 400; }

/* breadcrumb / page title strip */
.pagehead{
  background: var(--paper);
  border-bottom: none;
  padding: 56px 0 40px;
  margin-bottom: 36px;
}
.crumb{
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .04em;
  color: var(--muted);
  margin: 0 0 14px;
  text-transform: uppercase;
}
.crumb a{ color: var(--muted); }
.pagehead h1{
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 42px;
  letter-spacing: -.01em;
  margin: 0 0 12px;
  text-transform: none;
}
.pagehead p{ margin: 0; color: var(--muted); max-width: 56ch; }

main{ padding-bottom: 100px; min-height: 40vh; }

/* ---------- generic "post" component ---------- */

.post{
  background: transparent;
  border: none;
  border-radius: 0;
  margin-bottom: 0;
}
a.plain .post{
  transition: opacity .2s ease;
}
a.plain:hover .post{ opacity: .72; }

.post-head{
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .02em;
  padding: 0 0 6px;
  color: var(--muted);
}
.post-head .name{ color: var(--green); font-weight: 600; font-family: var(--font-body); }
.post-head .tag{ background: transparent; color: var(--accent); padding: 0; border: 1px solid var(--accent); padding: 1px 6px; font-size: 9px; letter-spacing: .05em; }
.post-body{ padding: 12px 0 0; }
.greentext{ color: var(--green); }

/* standalone bordered post (OP / sticky / thread reply) keeps a hairline frame */
.post.framed{
  border: 1px solid var(--line);
  padding: 20px;
}
.post.framed-strong{
  border: 1px solid var(--ink);
  padding: 24px;
}

/* consecutive posts in a vertical list (replies, lookbook dump) read as a divided list */
.post + .post{
  border-top: 1px solid var(--line);
  margin-top: 28px;
  padding-top: 28px;
}
#replyList{ margin-bottom: 40px; }
#replyList .post + .post{ border-top: 1px solid var(--line); margin-top: 28px; padding-top: 28px; }
#replyList .post:first-child{ border-top: 1px solid var(--line); margin-top: 28px; padding-top: 28px; }
.media-slot{
  position: relative;
  border: 1px solid var(--line);
  background: var(--panel);
  aspect-ratio: var(--ar, 4/5);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: .02em;
  padding: 10px;
  overflow: hidden;
}
.media-slot b{ display:block; color: var(--muted); font-weight: 600; font-size: 10px; margin-bottom: 4px; letter-spacing: .04em; }
.media-slot img, .media-slot video{
  position:absolute; inset:0; width:100%; height:100%; object-fit: cover; border: none;
}

/* cycling hero video */
.hero-video-wrap{
  position: relative;
  aspect-ratio: var(--ar, 1/1);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink);
}
.hero-video-wrap video{
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 1;
  transition: opacity .35s ease;
}

/* buttons — quiet, outline-first, no filled blocks by default */
.btn{
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .06em;
  background: transparent;
  color: var(--ink) !important;
  border: 1px solid var(--ink);
  padding: 11px 20px;
  text-decoration: none !important;
  border-radius: 0;
  cursor: pointer;
}
.btn:hover{ background: var(--ink); color: var(--paper) !important; }
.btn.ghost{ background: transparent; color: var(--muted) !important; border-color: var(--line); }
.btn.ghost:hover{ background: transparent; color: var(--ink) !important; border-color: var(--ink); }
.btn.small{ padding: 6px 12px; font-size: 9.5px; }

/* footer */
footer{
  border-top: 1px solid var(--line);
  background: var(--paper);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .02em;
  color: var(--muted);
  padding: 28px 0 44px;
}
footer .shell{ display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
footer a{ color: var(--muted); }
footer a:hover{ color: var(--accent); }

/* utility */
.grid{ display: grid; gap: 32px; }
.g2{ grid-template-columns: repeat(2, 1fr); }
.g3{ grid-template-columns: repeat(3, 1fr); }
.g4{ grid-template-columns: repeat(4, 1fr); }
@media (max-width: 760px){
  .g2, .g3, .g4{ grid-template-columns: repeat(2, 1fr); }
  .grid{ gap: 22px; }
  .pagehead h1{ font-size: 30px; }
  .pagehead{ padding: 38px 0 28px; }
  .boardnav .shell{ gap: 16px; }
}
@media (max-width: 480px){
  .g2, .g3, .g4{ grid-template-columns: 1fr; }
}

.badge-live{
  display: inline-flex; align-items: center; gap: 5px;
  font-family: var(--font-mono); font-size: 10px; color: var(--muted);
}
.badge-live::before{
  content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--accent);
  animation: pulse 1.6s infinite ease-in-out;
}
@keyframes pulse{ 0%,100%{ opacity: 1; } 50%{ opacity: .25; } }

hr.rule{ border: none; border-top: 1px solid var(--line); margin: 56px 0; }

main h2{ font-weight: 500; letter-spacing: .04em; }
.grid .post b{ font-weight: 600; font-size: 12px; letter-spacing: .01em; }

/* setup / empty-state banners */
.setup-banner{
  border: 1px dashed var(--line);
  background: var(--panel);
  padding: 18px 20px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 20px;
}
.setup-banner b{ color: var(--ink); display: block; margin-bottom: 4px; font-size: 12px; }
.setup-banner a{ color: var(--accent); }

/* form fields shared by thread/reply/checkout forms */
.field{ margin-bottom: 14px; }
.field label{
  display: block;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .03em;
  color: var(--muted);
  margin-bottom: 5px;
}
.field input, .field textarea, .field select{
  width: 100%;
  font-family: var(--font-body);
  font-size: 13px;
  border: 1px solid var(--line);
  border-radius: 0;
  padding: 9px 10px;
  background: var(--white);
  color: var(--ink);
}
.field textarea{ resize: vertical; min-height: 70px; }
.field-row{ display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 600px){ .field-row{ grid-template-columns: 1fr; } }

/* thread list */
.thread-row{
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
  font-size: 13px;
}
.board-filter.active-filter .post.framed{ border-color: var(--ink); }
.thread-row:first-child{ border-top: none; }
.thread-row a{ color: var(--ink); font-weight: 600; text-decoration: none; }
.thread-row a:hover{ color: var(--accent); }
.thread-meta{ font-family: var(--font-mono); font-size: 10.5px; color: var(--muted); margin-top: 3px; }
.thread-count{ font-family: var(--font-mono); font-size: 11px; color: var(--muted); white-space: nowrap; }

.form-msg{ font-family: var(--font-mono); font-size: 11px; color: var(--muted); margin-top: 8px; min-height: 14px; }
.form-msg.error{ color: var(--accent); }

/* archive grid — dense masonry wall of photos/video, no captions */
.archive-grid{
  columns: 4;
  column-gap: 6px;
}
.archive-grid > *{
  break-inside: avoid;
  margin-bottom: 6px;
  width: 100%;
  display: block;
  cursor: zoom-in;
}
.archive-grid img, .archive-grid video{
  width: 100%;
  height: auto;
  display: block;
}
@media (max-width: 900px){
  .archive-grid{ columns: 3; }
}
@media (max-width: 600px){
  .archive-grid{ columns: 2; column-gap: 4px; }
  .archive-grid > *{ margin-bottom: 4px; }
}

.carousel-img, .media-slot img{ cursor: zoom-in; }
.lightbox-overlay{
  position: fixed;
  inset: 0;
  background: rgba(23,24,26,.92);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 40px;
  cursor: zoom-out;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s ease;
}
.lightbox-overlay.open{ opacity: 1; pointer-events: auto; }
.lightbox-overlay img{
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  cursor: default;
  box-shadow: 0 10px 40px rgba(0,0,0,.4);
}
.lightbox-close{
  position: absolute;
  top: 18px; right: 22px;
  width: 38px; height: 38px;
  border: 1px solid rgba(250,250,249,.4);
  background: transparent;
  color: var(--paper);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox-close:hover{ background: rgba(250,250,249,.12); }
@media (max-width: 760px){
  .lightbox-overlay{ padding: 16px; }
}
.carousel{ margin-bottom: 8px; }
.carousel-main{
  position: relative;
  aspect-ratio: var(--ar, 4/5);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--panel);
}
.carousel-main img{
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 1;
  transition: opacity .25s ease;
}
.carousel-arrow{
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 34px; height: 34px;
  border: 1px solid var(--line);
  background: var(--white);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: .85;
}
.carousel-arrow:hover{ opacity: 1; background: var(--ink); color: var(--paper); border-color: var(--ink); }
.carousel-arrow.prev{ left: 10px; }
.carousel-arrow.next{ right: 10px; }
.carousel-count{
  position: absolute;
  bottom: 10px; right: 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .04em;
  background: var(--white);
  color: var(--muted);
  padding: 3px 7px;
  border: 1px solid var(--line);
}
.carousel-thumbs{
  display: flex;
  gap: 6px;
  margin-top: 8px;
  overflow-x: auto;
}
.carousel-thumb{
  width: 56px; height: 56px;
  object-fit: cover;
  border: 1px solid var(--line);
  cursor: pointer;
  opacity: .55;
  flex-shrink: 0;
}
.carousel-thumb:hover{ opacity: .85; }
.carousel-thumb.active{ opacity: 1; border-color: var(--ink); }
.marquee-wrap{
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}
.marquee-track{
  display: flex;
  align-items: center;
  width: max-content;
  animation: marquee-scroll 55s linear infinite;
}
.marquee-wrap:hover .marquee-track{ animation-play-state: paused; }
.marquee-track img{
  height: 160px;
  width: auto;
  object-fit: cover;
  margin-right: 3px;
  filter: grayscale(20%);
  display: block;
}
@keyframes marquee-scroll{
  from{ transform: translateX(0); }
  to{ transform: translateX(-50%); }
}
@media (max-width: 760px){
  .marquee-track img{ height: 100px; }
}
@media (prefers-reduced-motion: reduce){
  .marquee-track{ animation: none; }
}

:focus-visible{ outline: 1px solid var(--accent); outline-offset: 3px; }