/* ============================================================
   납품실적 게시판 — 공용 스타일 (사이트 디자인 토큰 계승)
   ============================================================ */
:root {
  --font-display: "SF Pro Display", system-ui, -apple-system, BlinkMacSystemFont, "Pretendard", sans-serif;
  --font-ko: "Pretendard", "SF Pro Text", system-ui, sans-serif;
  --color-primary: #0066cc;
  --color-primary-on-dark: #2997ff;
  --color-primary-hover: #0077ed;
  --color-ink: #1d1d1f;
  --color-ink-muted: #6e6e73;
  --color-canvas: #ffffff;
  --color-parchment: #f5f5f7;
  --color-hairline: #d2d2d7;
}
* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  background: var(--color-parchment);
  color: var(--color-ink);
  font-family: var(--font-ko);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ============================================================
   GLOBAL NAV — 메인/제품 페이지와 동일한 통합 헤더
   ============================================================ */
.gnav {
  position: sticky; top: 0; z-index: 9000;
  height: 44px;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  color: #f5f5f7;
  transition: background-color 280ms ease, backdrop-filter 280ms ease;
}
.gnav:hover {
  background: rgba(0, 0, 0, 0.94);
  backdrop-filter: saturate(180%) blur(6px);
  -webkit-backdrop-filter: saturate(180%) blur(6px);
}
.gnav:hover .gnav-links a,
.gnav:hover .gnav-right svg { opacity: 1; }
.gnav-in {
  max-width: 1024px; height: 100%; margin: 0 auto;
  padding: 0 22px; display: flex; align-items: center;
  font-family: var(--font-ko); font-size: 12px; letter-spacing: -0.12px;
}
.gnav-mark {
  font-family: var(--font-display);
  font-size: 19px; font-weight: 600; letter-spacing: -0.4px;
  color: #f5f5f7; margin-right: 28px;
}
.gnav-mark .dot { color: var(--color-primary-on-dark); }
.gnav-links { display: flex; align-items: center; gap: 28px; flex: 1; position: static; }
.gnav-links a {
  color: #f5f5f7; opacity: 0.85; transition: opacity 200ms ease;
  font-size: 12px; letter-spacing: -0.12px; white-space: nowrap;
}
.gnav-links a:hover { opacity: 1; }
.gnav-ham { display: none; }

@media (max-width: 833px) {
  .gnav-links { display: none; }
  .gnav-ham {
    display: flex; flex-direction: column; gap: 4px;
    background: transparent; border: 0;
    margin-left: auto; margin-right: 18px;
    cursor: pointer; padding: 6px;
  }
  .gnav-ham span { display: block; width: 16px; height: 1px; background: #f5f5f7; }
}

/* PRODUCT DROPDOWN */
.gnav-trigger {
  background: transparent; border: 0; padding: 0; white-space: nowrap;
  color: #f5f5f7; opacity: 0.85; font-family: inherit;
  font-size: 12px; letter-spacing: -0.12px; cursor: pointer;
  transition: opacity 200ms ease;
}
.gnav-trigger:hover,
.gnav-trigger[aria-expanded="true"] { opacity: 1; }
.prodmenu {
  position: absolute; top: 44px; left: 0; right: 0; z-index: 8998;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: 0 18px 28px rgba(0, 0, 0, 0.06);
  overflow: hidden; max-height: 0; opacity: 0;
  transition: max-height 360ms cubic-bezier(.25,.1,.25,1), opacity 240ms ease;
  pointer-events: none;
}
.prodmenu.is-open { max-height: 560px; opacity: 1; pointer-events: auto; }
.prodmenu-in { max-width: 1024px; margin: 0 auto; padding: 36px 22px 40px; }
.prodmenu-eye { font-size: 12px; font-weight: 600; letter-spacing: -0.12px; color: var(--color-ink-muted); margin: 0 0 18px; }
.prodmenu-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px 18px; }
.prodmenu-item {
  display: flex; align-items: center; gap: 14px; padding: 10px 8px;
  border-radius: 12px; color: var(--color-ink); transition: background-color 160ms ease;
}
.prodmenu-item:hover { background: rgba(0, 0, 0, 0.04); }
.prodmenu-item svg { width: 38px; height: 38px; flex-shrink: 0; }
.prodmenu-item img { width: 64px; height: 40px; object-fit: contain; flex-shrink: 0; background: transparent; }
.prodmenu--simple .prodmenu-item img { display: none; }
.prodmenu-item-text { display: flex; flex-direction: column; gap: 2px; }
.prodmenu-name { font-family: var(--font-display); font-size: 17px; font-weight: 600; letter-spacing: -0.3px; color: var(--color-ink); line-height: 1.2; }
.prodmenu-sub { font-size: 12px; letter-spacing: -0.12px; color: var(--color-ink-muted); line-height: 1.2; }
.prodmenu-veil {
  position: fixed; inset: 0; top: 44px; z-index: 8997;
  background: rgba(0, 0, 0, 0); opacity: 0; pointer-events: none;
  transition: opacity 240ms ease;
}
.prodmenu-veil.is-open { background: rgba(0, 0, 0, 0.18); opacity: 1; pointer-events: auto; }
.prodmenu--simple .prodmenu-grid { grid-template-columns: repeat(2, 1fr); gap: 4px 24px; max-width: 560px; margin: 0 auto; }
.prodmenu--simple .prodmenu-item { gap: 0; padding: 14px 16px; }
.prodmenu--simple .prodmenu-item svg { display: none; }
.prodmenu--simple .prodmenu-name { font-size: 21px; letter-spacing: -0.4px; }
.prodmenu--simple .prodmenu-sub { font-size: 13px; }
.prodmenu--simple.prodmenu--one .prodmenu-grid { grid-template-columns: 1fr; max-width: 360px; }
@media (max-width: 833px) {
  .prodmenu-grid { grid-template-columns: repeat(2, 1fr); }
  .prodmenu--simple .prodmenu-grid { grid-template-columns: 1fr; }
  .prodmenu-in { padding: 24px 16px 28px; }
}

/* MOBILE NAV (햄버거) — 833px 초과 무영향 */
.gnav-mobile { display: none; }
@media (max-width: 833px) {
  .prodmenu, .prodmenu-veil { display: none !important; }
  .gnav-mobile {
    display: block; position: fixed; top: 44px; left: 0; right: 0; bottom: 0; z-index: 8998;
    background: rgba(255,255,255,0.98);
    -webkit-backdrop-filter: saturate(180%) blur(20px); backdrop-filter: saturate(180%) blur(20px);
    overflow-y: auto; -webkit-overflow-scrolling: touch;
    opacity: 0; pointer-events: none; transform: translateY(-6px);
    transition: opacity .2s ease, transform .2s ease;
  }
  .gnav-mobile.is-open { opacity: 1; pointer-events: auto; transform: none; }
  .gnav-ham[aria-expanded="true"] span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
  .gnav-ham[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .gnav-ham[aria-expanded="true"] span:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }
  .gnav-ham span { transition: transform .2s ease, opacity .2s ease; }
  .gnav-mobile-in { padding: 8px 22px 40px; font-family: "Pretendard", system-ui, sans-serif; }
  .gnav-m-group { border-bottom: 1px solid rgba(0,0,0,0.08); }
  .gnav-m-group > summary {
    list-style: none; cursor: pointer; padding: 16px 0; font-size: 17px; font-weight: 600;
    color: #1d1d1f; display: flex; align-items: center; justify-content: space-between;
    min-height: 44px; box-sizing: border-box;
  }
  .gnav-m-group > summary::-webkit-details-marker { display: none; }
  .gnav-m-group > summary::after { content: "+"; font-size: 20px; font-weight: 400; color: #6e6e73; }
  .gnav-m-group[open] > summary::after { content: "−"; }
  .gnav-m-items { padding: 0 0 12px; display: flex; flex-direction: column; }
  .gnav-m-items a {
    padding: 11px 0 11px 12px; display: flex; flex-direction: column; gap: 2px;
    color: #1d1d1f; text-decoration: none; min-height: 44px; justify-content: center;
  }
  .gnav-m-items a b { font-size: 15px; font-weight: 600; }
  .gnav-m-items a span { font-size: 12px; color: #6e6e73; }
  .gnav-m-flat {
    display: flex; align-items: center; min-height: 56px; padding: 16px 0;
    font-size: 17px; font-weight: 600; color: #1d1d1f; text-decoration: none;
    border-bottom: 1px solid rgba(0,0,0,0.08);
  }
  html.gnav-locked, html.gnav-locked body { overflow: hidden; }
}

/* layout */
.wrap { max-width: 1024px; margin: 0 auto; padding: 0 22px; }
.board-hero {
  padding: 64px 22px 32px;
  text-align: center;
  border-bottom: 1px solid var(--color-hairline);
  background: var(--color-canvas);
}
.board-hero .eye { font-size: 14px; font-weight: 600; letter-spacing: -0.2px; color: var(--color-primary); margin: 0 0 8px; }
.board-hero h1 { font-family: var(--font-display); font-size: 46px; font-weight: 600; letter-spacing: -0.5px; margin: 0 0 12px; }
.board-hero p { font-size: 17px; color: var(--color-ink-muted); margin: 0; }

/* toolbar */
.toolbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px 0 18px;
}
.toolbar .count { font-size: 14px; color: var(--color-ink-muted); }
.toolbar .count b { color: var(--color-ink); font-weight: 600; }

.btn {
  display: inline-flex; align-items: center; gap: 6px;
  border: none; cursor: pointer; font-family: inherit;
  font-size: 15px; letter-spacing: -0.2px;
  padding: 10px 20px; border-radius: 9999px;
  transition: transform 120ms cubic-bezier(.4,0,.2,1), background-color 200ms, opacity 200ms;
}
.btn:active { transform: scale(0.96); }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-hover); }
.btn-ghost { background: transparent; color: var(--color-primary); border: 1px solid var(--color-hairline); }
.btn-ghost:hover { border-color: var(--color-primary); }
.btn-danger { background: #fff; color: #d70015; border: 1px solid rgba(215,0,21,.28); }
.btn-danger:hover { background: #fff0f0; }
.btn[disabled] { opacity: .5; cursor: default; }

/* card grid */
.grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px;
  padding-bottom: 48px;
}
.card {
  background: var(--color-canvas); border: 1px solid var(--color-hairline);
  border-radius: 16px; overflow: hidden;
  transition: transform 220ms cubic-bezier(.4,0,.2,1), box-shadow 220ms;
}
.card:hover { transform: translateY(-3px); box-shadow: rgba(0,0,0,0.12) 0 12px 30px; }
.card-thumb { aspect-ratio: 4 / 3; background: var(--color-parchment); overflow: hidden; position: relative; }
.card-thumb img { width: 100%; height: 100%; object-fit: cover; }
.card-thumb .noimg {
  width: 100%; height: 100%; display: flex; align-items: center; justify-content: center;
  color: #c7c7cc; font-size: 13px; letter-spacing: -0.2px;
}
.card-thumb .badge-n {
  position: absolute; right: 10px; bottom: 10px;
  background: rgba(0,0,0,0.66); color: #fff; font-size: 12px;
  padding: 3px 9px; border-radius: 9999px;
}
.card-body { padding: 16px 18px 18px; }
.card-body h3 { font-size: 17px; font-weight: 600; letter-spacing: -0.3px; margin: 0 0 8px; line-height: 1.35;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card-meta { font-size: 13px; color: var(--color-ink-muted); display: flex; gap: 10px; flex-wrap: wrap; }
.card-meta .dot-sep::before { content: "·"; margin-right: 10px; color: var(--color-hairline); }

/* empty / loading */
.state { text-align: center; padding: 80px 22px; color: var(--color-ink-muted); }
.state h3 { font-size: 20px; color: var(--color-ink); margin: 0 0 8px; }

/* pagination */
.pager { display: flex; justify-content: center; gap: 6px; padding: 8px 0 64px; }
.pager a, .pager span {
  min-width: 38px; height: 38px; padding: 0 6px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 10px; font-size: 14px; color: var(--color-ink-muted);
  border: 1px solid transparent;
}
.pager a:hover { border-color: var(--color-hairline); color: var(--color-ink); }
.pager .cur { background: var(--color-primary); color: #fff; font-weight: 600; }

/* form */
.form-card {
  background: var(--color-canvas); border: 1px solid var(--color-hairline);
  border-radius: 18px; padding: 32px; margin: 28px 0 64px;
}
.field { margin-bottom: 22px; }
.field label { display: block; font-size: 14px; font-weight: 600; letter-spacing: -0.2px; margin-bottom: 8px; }
.field input[type="text"], .field textarea {
  width: 100%; font-family: inherit; font-size: 16px; color: var(--color-ink);
  border: 1px solid var(--color-hairline); border-radius: 12px;
  padding: 13px 15px; background: #fff; transition: border-color 160ms;
}
.field input[type="text"]:focus, .field textarea:focus { outline: none; border-color: var(--color-primary); }
.field textarea { min-height: 220px; resize: vertical; line-height: 1.6; }
.hint { font-size: 13px; color: var(--color-ink-muted); margin-top: 6px; }

/* upload */
.dropzone {
  border: 2px dashed var(--color-hairline); border-radius: 14px;
  padding: 28px; text-align: center; color: var(--color-ink-muted);
  cursor: pointer; transition: border-color 160ms, background 160ms;
}
.dropzone:hover, .dropzone.drag { border-color: var(--color-primary); background: #f5faff; }
.previews { display: grid; grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); gap: 12px; margin-top: 16px; }
.preview { position: relative; aspect-ratio: 1; border-radius: 10px; overflow: hidden; border: 1px solid var(--color-hairline); }
.preview img { width: 100%; height: 100%; object-fit: cover; }
.preview button {
  position: absolute; top: 5px; right: 5px; width: 24px; height: 24px; border: none;
  border-radius: 50%; background: rgba(0,0,0,.6); color: #fff; cursor: pointer; font-size: 14px; line-height: 1;
}
.form-actions { display: flex; gap: 12px; justify-content: flex-end; margin-top: 8px; }

/* auth gate */
.gate { max-width: 420px; margin: 60px auto; background: #fff; border: 1px solid var(--color-hairline);
  border-radius: 18px; padding: 36px 32px; text-align: center; }
.gate .lock { font-size: 34px; margin-bottom: 12px; }
.gate h2 { font-size: 22px; letter-spacing: -0.3px; margin: 0 0 8px; }
.gate p { font-size: 14px; color: var(--color-ink-muted); margin: 0 0 22px; }
.gate input { width: 100%; text-align: center; font-size: 17px; letter-spacing: 2px;
  border: 1px solid var(--color-hairline); border-radius: 12px; padding: 14px; margin-bottom: 14px; font-family: inherit; }
.gate input:focus { outline: none; border-color: var(--color-primary); }
.gate .err { color: #d70015; font-size: 13px; min-height: 18px; margin-bottom: 12px; }

/* detail view */
.post { background: #fff; border: 1px solid var(--color-hairline); border-radius: 18px;
  padding: 40px; margin: 28px 0 20px; }
.post h1 { font-family: var(--font-display); font-size: 34px; font-weight: 600; letter-spacing: -0.4px; margin: 0 0 14px; line-height: 1.25; }
.post-meta { display: flex; gap: 14px; flex-wrap: wrap; font-size: 14px; color: var(--color-ink-muted);
  padding-bottom: 22px; border-bottom: 1px solid var(--color-hairline); margin-bottom: 28px; }
.post-images { display: flex; flex-direction: column; gap: 16px; margin-bottom: 28px; }
.post-images img { width: 100%; border-radius: 12px; border: 1px solid var(--color-hairline); }
.post-content { font-size: 17px; line-height: 1.75; white-space: pre-wrap; word-break: break-word; color: #333; }
.post-foot { display: flex; justify-content: space-between; align-items: center; padding: 8px 0 64px; }

/* toast */
.toast { position: fixed; left: 50%; bottom: 34px; transform: translateX(-50%) translateY(20px);
  background: rgba(0,0,0,.85); color: #fff; padding: 12px 22px; border-radius: 9999px; font-size: 14px;
  opacity: 0; pointer-events: none; transition: opacity .25s, transform .25s; z-index: 9999; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 833px) {
  .board-hero { padding: 44px 22px 26px; }
  .board-hero h1 { font-size: 32px; }
  .board-hero p { font-size: 15px; }
  .grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .form-card, .post { padding: 22px; }
  .post h1 { font-size: 26px; }
}
@media (max-width: 520px) {
  .grid { grid-template-columns: 1fr; }
}