/* ================================================================
   Osteria Notte — 裏サイト / 会員用 "N-LIST"
   黒基調・無機質・地下感のフラットUI（角丸最小 / 1px罫線 / 影なし）
   ================================================================ */

:root{
  --k-bg:#060607;
  --k-bg2:#0a0a0c;
  --k-surface:#101013;
  --k-surface2:#16161a;
  --k-line:#2f2f37;
  --k-line-soft:#1d1d22;
  --k-ink:#f1f1f3;     /* 主要テキスト（白を強く） */
  --k-ink-dim:#a8a8b0; /* 副次 */
  --k-ink-faint:#6a6a73;
  --green:#4F7A4A;     /* くすんだ緑（毒） */
  --green-br:#79b06d;
  --red:#d11f1f;       /* ビビッドな赤 */
  --red-br:#ff463a;    /* 発光する赤 */
  --amber:#9a7c44;
  --amber-br:#c8a763;
  --accent:var(--green);
  --accent-br:var(--green-br);
  --header-h:62px;
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,monospace;
  --font-body:"Noto Sans JP",system-ui,sans-serif;
}

/* ---- tone: accent割り当て ---- */
body[data-tone="clinical"]{ --accent:var(--green); --accent-br:var(--green-br); }
body[data-tone="darkweb"]{ --accent:var(--red); --accent-br:var(--red-br); }
body[data-tone="dossier"]{ --accent:var(--amber); --accent-br:#c8a763; --k-ink:#bcb4a4; --k-ink-dim:#8a8270; --k-bg:#0b0a09; --k-surface:#121110; --k-line:#2a2722; }
/* accent明示上書き */
body[data-accent="green"]{ --accent:var(--green); --accent-br:var(--green-br); }
body[data-accent="red"]{ --accent:var(--red); --accent-br:var(--red-br); }
body[data-accent="amber"]{ --accent:var(--amber); --accent-br:#c8a763; }

*{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; }
body{
  margin:0; background:var(--k-bg); color:var(--k-ink);
  font-family:var(--font-body); font-weight:300; line-height:1.7;
  font-size:15px; letter-spacing:.01em;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  position:relative; min-height:100vh;
}

/* 地下感のグレイン / スキャンライン（toggleで切替） */
body::before{
  content:""; position:fixed; inset:0; pointer-events:none; z-index:3; opacity:1;
  background:
    repeating-linear-gradient(0deg, rgba(255,255,255,.045) 0 1px, transparent 1px 3px),
    radial-gradient(135% 95% at 50% 0%, transparent 48%, rgba(0,0,0,.55) 100%);
  transition:opacity .3s;
}
body[data-tone="darkweb"]::before{
  background:
    repeating-linear-gradient(0deg, rgba(255,255,255,.07) 0 1px, transparent 1px 3px),
    repeating-linear-gradient(90deg, rgba(255,70,60,.035) 0 1px, transparent 1px 3px),
    radial-gradient(135% 95% at 50% 0%, transparent 42%, rgba(0,0,0,.68) 100%);
}
body[data-tone="darkweb"][data-grain="on"]::before{ animation:crt-flicker 5s steps(50) infinite; }
@keyframes crt-flicker{ 0%,100%{opacity:1} 6%{opacity:.86} 8%{opacity:1} 47%{opacity:1} 50%{opacity:.8} 53%{opacity:1} }
/* 流れる走査帯（ノイズオン時のみ） */
body::after{
  content:""; position:fixed; left:0; right:0; top:-160px; height:160px; pointer-events:none; z-index:4;
  background:linear-gradient(180deg, transparent, rgba(255,255,255,.03), transparent);
  animation:scan-sweep 7.5s linear infinite;
}
@keyframes scan-sweep{ from{ transform:translateY(0) } to{ transform:translateY(calc(100vh + 320px)) } }
/* ノイズOFF：両レイヤーとも消す */
body[data-grain="off"]::before,
body[data-grain="off"]::after{ display:none; }

/* =========================================================
   グリッチ演出（ページ全体・文字も画像も）— data-glitch="on"
   ========================================================= */
body[data-glitch="on"] .k-page{ animation:page-glitch 19s steps(1,end) infinite; will-change:transform,filter; }
@keyframes page-glitch{
  0%, 42%, 47%, 84%, 88%, 100% { transform:none; filter:none; }
  43% { transform:translate3d(-2px,0,0); filter:drop-shadow(2px 0 rgba(255,40,60,.45)) drop-shadow(-2px 0 rgba(0,220,255,.45)); }
  44% { transform:translate3d(2px,0,0);  filter:blur(.5px); }
  45% { transform:translate3d(-1px,0,0); filter:drop-shadow(-2px 0 rgba(255,40,60,.4)) drop-shadow(2px 0 rgba(0,220,255,.4)); }
  46% { transform:none; filter:none; }
  85% { transform:translate3d(2px,0,0);  filter:drop-shadow(-2px 0 rgba(255,40,60,.4)) drop-shadow(2px 0 rgba(0,220,255,.4)); }
  86% { transform:translate3d(-1px,0,0); filter:blur(.5px); }
}
/* グリッチ時の赤い走査バンド（薄く重ねて存在感を出す） */
body[data-glitch="on"] .k-page::after{
  content:""; position:fixed; inset:0; pointer-events:none; z-index:5;
  background:repeating-linear-gradient(0deg, rgba(255,40,60,.05) 0 2px, transparent 2px 5px);
  mix-blend-mode:screen; opacity:0; animation:glitch-band 19s steps(1,end) infinite;
}
@keyframes glitch-band{ 0%,43%,48%,84%,88%,100%{ opacity:0 } 44%,46%,85%{ opacity:1 } }
@media (prefers-reduced-motion:reduce){
  body[data-glitch="on"] .k-page{ animation:none; }
  body[data-glitch="on"] .k-page::after{ display:none; }
}

.k-container{ max-width:1320px; margin-inline:auto; padding-inline:clamp(20px,4vw,64px); }
a{ color:inherit; text-decoration:none; }
.mono{ font-family:var(--font-mono); }

/* =========================================================
   認証ゲート（演出。誰でも通れる）— 全画面・大型
   ========================================================= */
.gate{
  position:fixed; inset:0; z-index:1000; background:#040405; color:#ececed;
  font-family:var(--font-mono); overflow:hidden;
}
.gate[hidden]{ display:none; }
.gate__noise{ position:absolute; inset:0; z-index:1; pointer-events:none; opacity:.35;
  background:repeating-linear-gradient(0deg, rgba(255,255,255,.04) 0 1px, transparent 1px 3px); }
.gate__vignette{ position:absolute; inset:0; z-index:2; pointer-events:none;
  background:radial-gradient(125% 100% at 50% 45%, transparent 50%, rgba(0,0,0,.62) 100%); }

.gate__inner{ position:relative; z-index:3; height:100%; max-width:1180px; margin:0 auto;
  padding:clamp(22px,4.5vh,54px) clamp(22px,6vw,96px);
  display:flex; flex-direction:column; }
.gate__bar{ display:flex; justify-content:space-between; gap:16px; font-size:11px; letter-spacing:.2em;
  color:var(--k-ink-faint); text-transform:uppercase; border-bottom:1px solid #1c1c20; padding-bottom:13px; }
.gate__node{ display:flex; align-items:center; gap:8px; color:var(--k-ink-dim); }
.gate__node i{ width:6px; height:6px; border-radius:50%; background:var(--accent); display:inline-block; }

.gate__stage{ flex:1; display:flex; flex-direction:column; justify-content:center; gap:clamp(18px,2.4vh,30px); padding-block:clamp(16px,3vh,36px); }
.gate__hero{ }
.gate__tag{ font-size:11px; letter-spacing:.28em; color:var(--accent-br); text-transform:uppercase; }
.gate__wordmark{ display:block; font-weight:600; color:#f1f1f3;
  font-size:clamp(38px,6vw,80px); line-height:1.02; letter-spacing:-.01em; margin:7px 0 8px; }
.gate__sub{ font-size:12px; letter-spacing:.2em; color:var(--k-ink-dim); text-transform:uppercase; }

.gate__form{ max-width:540px; display:grid; gap:16px; }
.gate__field label{ display:block; font-size:11px; letter-spacing:.2em; color:var(--k-ink-dim); text-transform:uppercase; margin-bottom:9px; }
.gate__field input{
  width:100%; background:#0c0c0e; border:1px solid #2a2a30; color:#f2f2f3;
  font-family:var(--font-mono); font-size:19px; letter-spacing:.22em; padding:16px 18px; border-radius:2px;
  outline:none; transition:border-color .18s, box-shadow .18s; }
.gate__field input:focus{ border-color:var(--accent); box-shadow:0 0 0 1px var(--accent), 0 0 22px -6px var(--accent); }
.gate__field input::placeholder{ color:#39393f; letter-spacing:.14em; }
.gate__btn{
  margin-top:6px; background:var(--accent); color:#08070a; border:0; cursor:pointer;
  font-family:var(--font-mono); font-size:15px; letter-spacing:.26em; text-transform:uppercase; font-weight:700;
  padding:18px 22px; border-radius:2px; display:flex; align-items:center; justify-content:center; gap:14px;
  transition:filter .18s, transform .1s; }
.gate__btn .arr{ font-size:12px; }
.gate__btn:hover{ filter:brightness(1.14); }
.gate__btn:active{ transform:translateY(1px); }
.gate__btn:disabled{ opacity:.7; cursor:default; }
.gate__hint{ font-size:11.5px; letter-spacing:.06em; color:var(--k-ink-faint); margin:2px 0 0; }

/* 認証中：フォームを隠してコンソールを前面に */
.gate__auth{ display:none; max-width:760px; }
.gate--auth .gate__form{ display:none; }
.gate--auth .gate__auth{ display:block; }
.gate__console{ margin:0; font-size:clamp(14px,1.5vw,18px); line-height:2; color:var(--accent-br);
  white-space:pre-wrap; word-break:break-word; min-height:9em; }
.gate__console b{ color:#f2f2f3; font-weight:600; }
.gate--auth .gate__console::after{ content:"▌"; animation:cur 1s steps(2) infinite; }
.gate--granted .gate__console::after{ content:none; }
.gate__progress{ height:3px; background:#1d1d22; margin-top:18px; max-width:560px; overflow:hidden; }
.gate__progress i{ display:block; height:100%; width:0; background:var(--accent);
  box-shadow:0 0 14px var(--accent); transition:width .34s ease; }

/* 認証成功（地味だが明確に） */
.gate__ok{ margin-top:22px; font-family:var(--font-mono); display:flex; gap:13px; align-items:baseline;
  font-size:clamp(15px,1.7vw,21px); letter-spacing:.04em; color:var(--accent-br);
  animation:ok-in .45s ease; }
.gate__ok .mk{ font-size:.95em; }
.gate__ok .sub{ color:var(--k-ink-dim); font-size:.66em; letter-spacing:.14em; text-transform:uppercase; }
.gate__ok .sub::after{ content:"▌"; margin-left:4px; animation:cur 1s steps(2) infinite; }
@keyframes ok-in{ from{ transform:translateY(6px) } to{ transform:none } }

.gate__foot{ display:flex; justify-content:space-between; gap:16px; font-size:10px; letter-spacing:.16em;
  color:#34343a; text-transform:uppercase; border-top:1px solid #1c1c20; padding-top:13px; }

/* 退場：上から下へワイプ */
.gate.closing{ animation:gate-wipe .9s cubic-bezier(.7,0,.2,1) forwards; }
@keyframes gate-wipe{ to{ clip-path:inset(0 0 100% 0); opacity:0; } }
@keyframes cur{ 50%{ opacity:0; } }

@media (max-width:640px){
  .gate__inner{ padding:20px 22px; }
  .gate__field input{ font-size:17px; }
}

/* =========================================================
   ヘッダー
   ========================================================= */
.k-header{
  position:sticky; top:0; z-index:50; background:rgba(10,10,11,.92);
  backdrop-filter:saturate(120%) blur(6px); border-bottom:1px solid var(--k-line);
}
.k-header .row{ height:var(--header-h); display:flex; align-items:center; justify-content:space-between; gap:16px; }
.k-logo{ display:flex; align-items:baseline; gap:10px; font-family:var(--font-mono); }
.k-logo b{ font-size:18px; letter-spacing:.34em; font-weight:600; color:#e9e9ea; }
.k-logo .dot{ width:7px; height:7px; border-radius:50%; background:var(--accent); display:inline-block; box-shadow:0 0 9px var(--accent); animation:pulse 2.4s ease-in-out infinite; }
@keyframes pulse{ 50%{ opacity:.35; } }
.k-logo span{ font-size:9px; letter-spacing:.24em; color:var(--k-ink-faint); text-transform:uppercase; }
.k-status{ display:flex; align-items:center; gap:18px; font-family:var(--font-mono); font-size:10.5px; letter-spacing:.14em; color:var(--k-ink-dim); text-transform:uppercase; }
.k-status .lab{ color:var(--k-ink-faint); }
.k-status .val{ color:var(--accent-br); }
.k-status .auth{ color:var(--green-br); }
body[data-tone="darkweb"] .k-status .auth{ color:var(--red-br); }
.k-status .sep{ width:1px; height:14px; background:var(--k-line); }
@media (max-width:640px){ .k-status .hide-sm{ display:none; } }

/* =========================================================
   掲示（ヒーロー代わり）— 素っ気なメモ書き
   ========================================================= */
.k-hero{ border-bottom:1px solid var(--k-line); padding-block:clamp(22px,2.6vw,34px); position:relative; z-index:2; }
.k-note{ font-size:14px; line-height:1.85; color:var(--k-ink-dim); max-width:62ch; }
.k-note p{ margin:0 0 6px; }
.k-rules{ list-style:none; margin:16px 0 0; padding:13px 0 0; border-top:1px dashed var(--k-line); display:grid; gap:6px; max-width:66ch; }
.k-rules li{ font-size:12px; color:var(--k-ink-faint); line-height:1.65; padding-left:15px; position:relative; }
.k-rules li::before{ content:"–"; position:absolute; left:0; color:var(--accent-br); }

/* dossier: 機密スタンプ */
.k-stamp{ display:none; }
body[data-tone="dossier"] .k-stamp{
  display:inline-block; position:absolute; top:clamp(18px,3vw,30px); right:clamp(20px,5vw,64px);
  font-family:var(--font-mono); font-size:13px; letter-spacing:.12em; color:#9a3530;
  border:2px solid #9a3530; padding:6px 12px; transform:rotate(-7deg); opacity:.65; border-radius:1px;
}

/* =========================================================
   商品グリッド
   ========================================================= */
.k-section{ padding-block:clamp(24px,2.8vw,40px); position:relative; z-index:2; }
.k-sec-head{ margin-bottom:clamp(13px,1.6vw,20px); padding-bottom:9px; border-bottom:1px solid var(--k-line);
  font-family:var(--font-mono); font-size:13px; letter-spacing:0; color:var(--k-ink); }
.k-mark{ color:var(--accent-br); margin-right:8px; }
.k-meta{ color:var(--k-ink-faint); font-size:11px; }

.k-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--k-line-soft); border:1px solid var(--k-line-soft); }
.k-card{ background:var(--k-bg); padding:0; display:flex; flex-direction:column; position:relative; transition:background .2s; }
.k-card:hover{ background:var(--k-surface); }
.k-card[data-reveal]{ opacity:0; transform:translateY(16px); transition:opacity .7s ease, transform .7s ease, background .2s; }
.k-card[data-reveal].in{ opacity:1; transform:none; }

.k-thumb{ aspect-ratio:1/1; position:relative; overflow:hidden; background:#0c0c0e; border-bottom:1px solid var(--k-line-soft); }
.k-thumb .ph{ position:absolute; inset:0; display:flex; align-items:center; justify-content:center;
  background-image:repeating-linear-gradient(45deg, rgba(255,255,255,.02) 0 1px, transparent 1px 11px); }
.k-thumb .ph::after{ content:attr(data-label); font-family:var(--font-mono); font-size:9.5px; letter-spacing:.12em; color:#3d3d44; text-align:center; padding:0 12px; line-height:1.6; }
/* 実画像を入れた商品サムネ（差し替え済み）：ストライプとラベルを消して写真を表示 */
.k-thumb .ph.filled{ background-image:none; background-size:cover; background-position:center; background-repeat:no-repeat; }
.k-thumb .ph.filled::after{ display:none; }
.k-grade{ position:absolute; top:10px; left:10px; font-family:var(--font-mono); font-size:9px; letter-spacing:.2em; padding:3px 7px; border:1px solid var(--k-line); color:var(--k-ink-dim); background:rgba(8,8,9,.7); text-transform:uppercase; }
.k-grade.top{ color:var(--accent-br); border-color:var(--accent); }
.k-stock{ position:absolute; top:10px; right:10px; font-family:var(--font-mono); font-size:9px; letter-spacing:.16em; color:var(--green-br); display:flex; align-items:center; gap:5px; }
.k-stock i{ width:5px; height:5px; border-radius:50%; background:var(--green-br); display:inline-block; }
.k-stock.low{ color:#c79a3f; } .k-stock.low i{ background:#c79a3f; }
.k-stock.out{ color:var(--k-ink-faint); } .k-stock.out i{ background:var(--k-ink-faint); }

.k-cbody{ padding:16px 17px 18px; display:flex; flex-direction:column; flex:1; }
.k-cnum{ font-family:var(--font-mono); font-size:9.5px; letter-spacing:.16em; color:var(--k-ink-faint); }
.k-cname{ font-family:var(--font-mono); font-size:16px; letter-spacing:.04em; color:#e6e6e8; margin:5px 0 1px; font-weight:500; }
.k-cyomi{ font-size:11px; color:var(--k-ink-dim); letter-spacing:.04em; }
.k-cprice{ font-family:var(--font-mono); font-size:20px; color:var(--accent-br); letter-spacing:.02em; margin:13px 0 14px; }
.k-cprice small{ font-size:11px; color:var(--k-ink-faint); letter-spacing:.1em; }
.k-spec{ border-top:1px solid var(--k-line-soft); padding-top:11px; display:grid; gap:9px; margin-top:auto; }
.k-spec .r{ display:grid; grid-template-columns:64px 1fr; gap:10px; align-items:start; }
.k-spec .lab{ font-family:var(--font-mono); font-size:9px; letter-spacing:.14em; text-transform:uppercase; color:var(--k-ink-faint); padding-top:2px; }
.k-spec .lab.eff{ color:var(--green-br); }
.k-spec .lab.side{ color:var(--red-br); }
.k-spec .v{ font-size:12.5px; color:var(--k-ink); line-height:1.65; }
.k-spec .v.side{ color:var(--k-ink-dim); }

/* =========================================================
   管理メモセクション
   ========================================================= */
.k-quality{ border-top:1px solid var(--k-line); background:var(--k-bg2); }
.k-qintro{ font-size:14px; line-height:1.9; color:var(--k-ink-dim); max-width:64ch; margin:0 0 18px; }
.k-mgmt{ list-style:none; margin:0; padding:0; display:grid; gap:1px; background:var(--k-line-soft); border:1px solid var(--k-line); }
.k-mgmt li{ background:var(--k-bg); padding:14px 18px; font-size:13px; line-height:1.75; color:var(--k-ink-dim); }
.k-mgmt li span{ display:inline-block; min-width:84px; font-family:var(--font-mono); font-size:11px; letter-spacing:.08em; color:var(--accent-br); margin-right:14px; vertical-align:1px; }

/* =========================================================
   フッター
   ========================================================= */
.k-footer{ border-top:1px solid var(--k-line); padding-block:34px; position:relative; z-index:2; }
.k-footer .row{ display:flex; align-items:center; justify-content:space-between; gap:18px; flex-wrap:wrap;
  font-family:var(--font-mono); font-size:10px; letter-spacing:.16em; color:var(--k-ink-faint); text-transform:uppercase; }
.k-footer .row a{ color:var(--k-ink-dim); }

/* =========================================================
   レスポンシブ
   ========================================================= */
@media (max-width:1023px){
  .k-grid{ grid-template-columns:repeat(2,1fr); }
}
@media (max-width:560px){
  .k-grid{ grid-template-columns:1fr; }
  .k-status{ gap:12px; }
}
@media (prefers-reduced-motion:reduce){
  .k-card[data-reveal]{ opacity:1; transform:none; transition:none; }
  .gate.closing{ animation-duration:.3s; }
}