/* =============================================================
   ViFight — 実績ページ / 投稿ページ 専用スタイル（自己完結）
   ============================================================= */
:root {
  --wk-bg: #14100b;
  --wk-bg2: #1b1610;
  --wk-panel: rgba(255,255,255,0.03);
  --wk-border: rgba(255,255,255,0.10);
  --wk-white: #fbf7f0;
  --wk-text: rgba(251,247,240,0.74);
  --wk-muted: rgba(251,247,240,0.5);
  --aurora-green: #46e2a6;
  --aurora-teal: #5cd6d0;
  --aurora-ice: #92cadc;
  --accent-tan: #cdb094;
  --font-en: 'Inter', sans-serif;
  --font-jp: 'Noto Sans JP', 'Inter', sans-serif;
  --ease-out: cubic-bezier(0.16,1,0.3,1);
}
*,*::before,*::after { margin:0; padding:0; box-sizing:border-box; }
html { -webkit-text-size-adjust:100%; }
body.works-page, body.admin-page {
  font-family: var(--font-jp);
  background: var(--wk-bg);
  color: var(--wk-white);
  line-height: 1.8;
  min-height: 100vh;
  overflow-x: hidden;
  cursor: auto;
}
body.works-page a, body.admin-page a,
body.works-page button, body.admin-page button { cursor: pointer; }
img { max-width:100%; display:block; }
ul { list-style:none; }
.pc-br { display:inline; }
@media (max-width:640px){ .pc-br{ display:none; } }
::selection { background: var(--aurora-green); color:#0d1a16; }

/* ---------- header ---------- */
.wk-header {
  position: sticky; top:0; z-index:50;
  display:flex; align-items:center; justify-content:space-between;
  padding: 14px clamp(16px,4vw,40px);
  background: rgba(20,16,11,0.72);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid var(--wk-border);
}
.wk-logo { font-family:var(--font-en); font-weight:600; font-size:22px; letter-spacing:-0.5px; color:var(--wk-white); text-decoration:none; }
.wk-nav { display:flex; align-items:center; gap: clamp(14px,3vw,26px); }
.wk-nav a { color: rgba(255,255,255,0.85); text-decoration:none; font-size:14px; letter-spacing:0.02em; }
.wk-nav a:hover { color:#fff; }
.wk-nav-cta {
  padding: 8px 18px; border-radius:100px;
  background: linear-gradient(100deg, var(--aurora-green), var(--aurora-teal));
  color:#0d1a16 !important; font-weight:700;
}

/* ---------- hero ---------- */
.wk-main { position:relative; }
.wk-hero { position:relative; overflow:hidden; padding: clamp(48px,9vw,110px) clamp(16px,4vw,40px) clamp(30px,5vw,56px); }
.wk-hero-aurora {
  position:absolute; inset:-30% -10% auto -10%; height:120%;
  pointer-events:none; opacity:0.55; filter: blur(52px) saturate(150%);
  background:
    radial-gradient(ellipse 50% 44% at 22% 14%, rgba(70,226,170,0.42) 0%, transparent 62%),
    radial-gradient(ellipse 46% 40% at 66% 8%, rgba(150,120,220,0.28) 0%, transparent 62%),
    radial-gradient(ellipse 44% 40% at 84% 22%, rgba(92,214,208,0.30) 0%, transparent 62%);
}
.wk-hero-inner { position:relative; max-width:1200px; margin:0 auto; }
.wk-eyebrow { font-family:var(--font-en); letter-spacing:0.28em; text-transform:uppercase; font-size:12px; color:var(--aurora-green); margin-bottom:16px; }
.wk-title { font-size: clamp(34px,7vw,76px); font-weight:700; line-height:1.2; letter-spacing:-0.01em; word-break:keep-all; }
.wk-lead { margin-top: clamp(16px,2.5vw,24px); max-width:640px; color:var(--wk-text); font-size: clamp(14px,1.6vw,16px); line-height:1.95; }

/* ---------- filter ---------- */
.wk-filter {
  position: sticky; top:57px; z-index:40;
  display:flex; gap:10px; flex-wrap:nowrap; overflow-x:auto;
  padding: 14px clamp(16px,4vw,40px);
  max-width:1240px; margin:0 auto;
  -webkit-overflow-scrolling:touch; scrollbar-width:none;
  background: linear-gradient(180deg, var(--wk-bg) 60%, transparent);
}
.wk-filter::-webkit-scrollbar { display:none; }
.wf-chip {
  flex:0 0 auto; padding:8px 18px; border-radius:100px;
  border:1px solid var(--wk-border); background:var(--wk-panel);
  color:rgba(251,247,240,0.8); font-family:inherit; font-size:13.5px; letter-spacing:0.02em;
  transition: border-color .3s, background .3s, color .3s;
}
.wf-chip:hover { border-color: rgba(70,226,170,0.4); }
.wf-chip.is-active { background: linear-gradient(100deg, var(--aurora-green), var(--aurora-teal)); color:#0d1a16; font-weight:700; border-color:transparent; }
.wk-status { text-align:center; color:var(--wk-muted); font-size:13px; min-height:1em; padding:0 20px; }

/* ---------- grid (Instagram-like) ---------- */
.wk-grid {
  display:grid; gap: clamp(8px,1.4vw,16px);
  grid-template-columns: repeat(2, 1fr);
  max-width:1240px; margin:0 auto; padding: 8px clamp(12px,4vw,40px) clamp(50px,7vw,90px);
}
@media (min-width:600px){ .wk-grid { grid-template-columns: repeat(3,1fr); } }
@media (min-width:960px){ .wk-grid { grid-template-columns: repeat(4,1fr); } }
.work-tile {
  position:relative; display:block; border:none; padding:0;
  aspect-ratio:1/1; overflow:hidden; border-radius:12px;
  background:var(--wk-bg2); font-family:inherit;
}
.work-tile img { width:100%; height:100%; object-fit:cover; transition: transform .5s var(--ease-out); }
.work-tile:hover img { transform: scale(1.06); }
.work-tile-overlay {
  position:absolute; inset:0; display:flex; flex-direction:column; justify-content:flex-end;
  gap:5px; padding: 12px; text-align:left;
  background: linear-gradient(180deg, transparent 40%, rgba(10,7,4,0.82) 100%);
  opacity:1; transition: background .3s;
}
.work-tile-cat {
  align-self:flex-start; font-family:var(--font-en); font-size:10.5px; letter-spacing:0.08em;
  padding:3px 9px; border-radius:100px; color:#0d1a16;
  background: linear-gradient(120deg, var(--aurora-green), var(--aurora-teal));
}
.work-tile-title { font-size: clamp(12px,1.4vw,14px); font-weight:600; line-height:1.4; color:#fff; text-shadow:0 1px 6px rgba(0,0,0,0.6); }
.works-empty { grid-column:1/-1; text-align:center; color:var(--wk-muted); padding:60px 20px; }

/* ---------- lightbox ---------- */
.wk-lightbox { position:fixed; inset:0; z-index:200; display:none; align-items:center; justify-content:center; }
.wk-lightbox.open { display:flex; }
.wk-lb-backdrop { position:absolute; inset:0; background:rgba(8,5,3,0.92); backdrop-filter:blur(6px); -webkit-backdrop-filter:blur(6px); }
.wk-lb-figure { position:relative; z-index:2; max-width: min(1000px,94vw); max-height:88vh; display:flex; flex-direction:column; gap:14px; align-items:center; padding:0 8px; }
.wk-lb-figure img { max-width:100%; max-height:74vh; object-fit:contain; border-radius:10px; box-shadow:0 30px 80px rgba(0,0,0,0.6); }
.wk-lb-cap { text-align:center; display:flex; flex-direction:column; gap:6px; }
.wk-lb-cat { font-family:var(--font-en); font-size:11px; letter-spacing:0.1em; color:var(--aurora-green); }
.wk-lb-title { font-size: clamp(16px,2.4vw,20px); font-weight:600; color:#fff; }
.wk-lb-meta { font-size:13px; color:var(--wk-muted); }
.wk-lb-close, .wk-lb-arrow {
  position:absolute; z-index:3; width:46px; height:46px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  background:rgba(255,255,255,0.08); border:1px solid var(--wk-border); color:#fff;
}
.wk-lb-close svg, .wk-lb-arrow svg { width:22px; height:22px; }
.wk-lb-close { top:16px; right:16px; }
.wk-lb-arrow { top:50%; transform:translateY(-50%); }
.wk-lb-prev { left:12px; }
.wk-lb-next { right:12px; }
.wk-lb-close:hover, .wk-lb-arrow:hover { background:rgba(70,226,170,0.2); border-color:rgba(70,226,170,0.5); }
@media (max-width:600px){ .wk-lb-arrow { width:40px; height:40px; } }

/* ---------- page CTA + footer ---------- */
.wk-cta { text-align:center; max-width:720px; margin:0 auto; padding: clamp(40px,6vw,72px) clamp(20px,5vw,40px); border-top:1px solid var(--wk-border); }
.wk-cta h2 { font-size: clamp(21px,3.2vw,32px); font-weight:600; line-height:1.5; word-break:keep-all; }
.wk-cta p { margin: 16px 0 26px; color:var(--wk-text); font-size: clamp(14px,1.6vw,16px); line-height:1.9; }
.wk-cta-btn {
  display:inline-flex; align-items:center; gap:10px; padding:16px 36px; border-radius:100px;
  background: linear-gradient(100deg, var(--aurora-green), var(--aurora-teal)); color:#0d1a16;
  font-weight:700; text-decoration:none; box-shadow:0 10px 38px rgba(70,226,170,0.28);
  transition: transform .35s var(--ease-out), box-shadow .35s, gap .3s;
}
.wk-cta-btn:hover { transform:translateY(-3px); box-shadow:0 16px 50px rgba(70,226,170,0.4); gap:15px; }
.wk-footer { border-top:1px solid var(--wk-border); padding: 30px clamp(16px,4vw,40px); text-align:center; color:var(--wk-muted); font-size:13px; display:flex; flex-direction:column; gap:14px; align-items:center; }
.wk-footer-nav { display:flex; flex-wrap:wrap; justify-content:center; gap:8px 20px; }
.wk-footer-nav a { color:var(--wk-muted); text-decoration:none; }
.wk-footer-nav a:hover { color:var(--wk-white); }

/* =============================================================
   投稿ページ（admin.html）
   ============================================================= */
.ad-wrap { max-width:560px; margin:0 auto; padding: clamp(20px,5vw,44px) clamp(16px,4vw,28px) 80px; }
.ad-head { display:flex; align-items:center; justify-content:space-between; margin-bottom:26px; }
.ad-head h1 { font-size:20px; font-weight:700; letter-spacing:0.01em; }
.ad-head .ad-back { color:var(--wk-muted); text-decoration:none; font-size:13px; }
.ad-card { background:var(--wk-panel); border:1px solid var(--wk-border); border-radius:16px; padding: clamp(20px,4vw,30px); }
.ad-note { color:var(--wk-text); font-size:14px; line-height:1.9; }
.ad-note code { background:rgba(255,255,255,0.08); padding:2px 6px; border-radius:5px; font-size:12.5px; }
.ad-note a { color:var(--aurora-green); }

.ad-field { margin-bottom:18px; }
.ad-field label { display:block; font-size:13px; color:var(--wk-muted); margin-bottom:8px; letter-spacing:0.03em; }
.ad-field input[type=text], .ad-field input[type=email], .ad-field input[type=password],
.ad-field select, .ad-field textarea {
  width:100%; padding:14px 16px; border-radius:12px; font-family:inherit; font-size:16px;
  background:rgba(255,255,255,0.05); border:1px solid var(--wk-border); color:var(--wk-white);
}
.ad-field input:focus, .ad-field select:focus, .ad-field textarea:focus { outline:none; border-color:rgba(70,226,170,0.55); }
.ad-field textarea { resize:vertical; min-height:80px; line-height:1.7; }

.ad-drop {
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:10px;
  border:1.5px dashed rgba(255,255,255,0.22); border-radius:14px; padding:26px 16px; text-align:center;
  color:var(--wk-muted); background:rgba(255,255,255,0.02);
}
.ad-drop strong { color:var(--wk-white); font-weight:600; }
.ad-drop small { font-size:12px; }
.ad-preview { position:relative; margin-top:12px; border-radius:12px; overflow:hidden; display:none; }
.ad-preview.show { display:block; }
.ad-preview img { width:100%; max-height:340px; object-fit:cover; }
.ad-preview-clear { position:absolute; top:8px; right:8px; width:34px; height:34px; border-radius:50%; background:rgba(8,5,3,0.7); border:1px solid var(--wk-border); color:#fff; font-size:18px; line-height:1; }

.ad-btn {
  width:100%; padding:16px; border-radius:100px; font-family:inherit; font-size:16px; font-weight:700;
  background: linear-gradient(100deg, var(--aurora-green), var(--aurora-teal)); color:#0d1a16; border:none;
  transition: transform .25s var(--ease-out), opacity .25s;
}
.ad-btn:disabled { opacity:0.5; }
.ad-btn:not(:disabled):active { transform:scale(0.98); }
.ad-btn--ghost { background:transparent; border:1px solid var(--wk-border); color:var(--wk-white); font-weight:600; }
.ad-msg { margin-top:14px; font-size:13.5px; text-align:center; min-height:1.2em; }
.ad-msg.ok { color:var(--aurora-green); }
.ad-msg.err { color:#ff8f8f; }

.ad-progress { height:6px; border-radius:6px; background:rgba(255,255,255,0.1); overflow:hidden; margin-top:12px; display:none; }
.ad-progress.show { display:block; }
.ad-progress span { display:block; height:100%; width:0; background:linear-gradient(90deg,var(--aurora-green),var(--aurora-teal)); transition:width .2s; }

.ad-list { margin-top:30px; }
.ad-list h2 { font-size:15px; color:var(--wk-muted); margin-bottom:14px; letter-spacing:0.04em; }
.ad-posts { display:grid; grid-template-columns:repeat(3,1fr); gap:8px; }
.ad-post { position:relative; aspect-ratio:1/1; border-radius:10px; overflow:hidden; background:var(--wk-bg2); }
.ad-post img { width:100%; height:100%; object-fit:cover; }
.ad-post-del { position:absolute; top:6px; right:6px; width:28px; height:28px; border-radius:50%; background:rgba(8,5,3,0.72); border:1px solid var(--wk-border); color:#fff; font-size:14px; line-height:1; }
.ad-signout { display:inline-block; margin-top:22px; color:var(--wk-muted); font-size:13px; text-decoration:underline; background:none; border:none; }
.ad-hidden { display:none !important; }