/* =====================================================================
   KISEKI FACTORY — Brand Stylesheet (dynamic pages: admin / danh-muc / product)
   Matches the main site design language: rose-plum palette,
   Playfair Display + Inter + JetBrains Mono.
   Standalone (no Tailwind build dependency) so it runs on azdigi hosting.
   ===================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;0,800;0,900;1,400;1,500;1,600;1,700&display=swap');

:root{
  /* Brand palette (from main site) */
  --bg-ink:#d89aa9;
  --bg-deep:#e8c4ce;
  --bg-forest-tech:#f0d4dc;
  --bg-pearl-pink:#f0d9de;
  --bg-rose-ivory:#faf5f3;
  --paper-warm:#f7eceb;
  --paper:#faf5f3;

  --silver:#8a6e76;
  --silver-dark:#8a6e76;
  --aqua:#d89aaa;
  --aqua-soft:#e8b7c3;
  --accent-soft-plum:#b67c8b;
  --accent-rose:#d89aaa;

  --dark-heading:#3d2c34;
  --light-heading:#3d2c34;
  --dark-body:#3d2c34c7;
  --dark-muted:#3d2c34a6;
  --light-body:#3d2c34c7;
  --light-muted:#3d2c348f;

  --line:#7d606929;
  --btn-primary-bg:#d89aaa;
  --btn-primary-hover:#c98798;
  --btn-primary-text:#2f2228;
  --btn-secondary-bg:#ffffff9e;
  --btn-secondary-border:#8e69743d;
  --btn-secondary-text:#5e474f;

  --danger:#e40014;
  --danger-soft:#fde8ea;
  --success:#2f7d5b;
  --success-soft:#e6f4ec;

  --radius-sm:8px;
  --radius:14px;
  --radius-lg:22px;
  --shadow-card:0 2px 16px -10px rgba(125,96,105,0.18);
  --shadow-rise:0 18px 40px -16px rgba(125,96,105,0.45);
  --shadow-soft:0 8px 24px -14px rgba(125,96,105,0.30);
  --maxw:1280px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--dark-body);
  background:var(--bg-rose-ivory);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img,svg,video{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
ul{list-style:none;margin:0;padding:0}

.font-display{font-family:'Playfair Display',Georgia,serif}
.font-mono{font-family:'JetBrains Mono',ui-monospace,monospace}

/* ---------- Layout helpers ---------- */
.kf-container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:20px}
@media(min-width:768px){.kf-container{padding-inline:32px}}
@media(min-width:1280px){.kf-container{padding-inline:56px}}

.kf-page{display:flex;flex-direction:column;min-height:100vh;min-height:100dvh}
.kf-main{flex:1 0 auto;width:100%}

/* ---------- Top bar (shared) ---------- */
.kf-topbar{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px 20px;
  background:rgba(250,245,243,0.85);
  backdrop-filter:saturate(160%) blur(14px);
  -webkit-backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid var(--line);
}
@media(min-width:768px){.kf-topbar{padding:16px 32px}}
.kf-brand{display:flex;align-items:center;gap:12px;font-family:'Playfair Display',serif;font-weight:700;font-size:20px;color:var(--dark-heading);letter-spacing:-.01em}
.kf-brand img{width:34px;height:34px;border-radius:999px;object-fit:cover}
.kf-brand small{display:block;font-family:'JetBrains Mono',monospace;font-weight:500;font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--accent-soft-plum)}
.kf-topnav{display:none;align-items:center;gap:26px}
@media(min-width:900px){.kf-topnav{display:flex}}
.kf-topnav a{font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--dark-muted);transition:color .25s}
.kf-topnav a:hover{color:var(--dark-heading)}
.kf-topnav a.is-active{color:var(--accent-soft-plum)}

/* ---------- Buttons ---------- */
.kf-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;border:1px solid transparent;
  font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:600;
  letter-spacing:.14em;text-transform:uppercase;
  transition:transform .25s ease,background .25s ease,color .25s ease,border-color .25s ease,box-shadow .25s ease;
  cursor:pointer;white-space:nowrap;
}
.kf-btn:active{transform:translateY(1px)}
.kf-btn-primary{background:var(--btn-primary-bg);color:var(--btn-primary-text)}
.kf-btn-primary:hover{background:var(--btn-primary-hover);box-shadow:var(--shadow-soft)}
.kf-btn-ghost{background:transparent;border-color:var(--btn-secondary-border);color:var(--btn-secondary-text)}
.kf-btn-ghost:hover{border-color:var(--accent-rose);color:var(--accent-soft-plum)}
.kf-btn-danger{background:var(--danger);color:#fff}
.kf-btn-danger:hover{background:#c10012;box-shadow:var(--shadow-soft)}
.kf-btn-sm{padding:9px 16px;font-size:11px}
.kf-btn-block{width:100%}

/* ---------- Forms ---------- */
.kf-field{display:block;margin-bottom:18px}
.kf-label{display:block;font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-soft-plum);margin-bottom:8px}
.kf-label .req{color:var(--danger)}
.kf-input,.kf-textarea,.kf-select{
  width:100%;padding:13px 16px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:#fff;color:var(--dark-heading);
  transition:border-color .2s ease,box-shadow .2s ease;
  font-size:15px;
}
.kf-input:focus,.kf-textarea:focus,.kf-select:focus{outline:none;border-color:var(--accent-rose);box-shadow:0 0 0 4px rgba(216,154,170,0.18)}
.kf-textarea{min-height:160px;resize:vertical;line-height:1.65}
.kf-help{font-size:12px;color:var(--light-muted);margin-top:6px}
.kf-counter{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--light-muted);text-align:right;margin-top:4px}
.kf-counter.is-over{color:var(--danger)}

/* ---------- Cards / grid ---------- */
.kf-grid{display:grid;gap:22px}
.kf-grid-3{grid-template-columns:repeat(1,1fr)}
@media(min-width:640px){.kf-grid-3{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.kf-grid-3{grid-template-columns:repeat(3,1fr)}}
.kf-grid-4{grid-template-columns:repeat(1,1fr)}
@media(min-width:640px){.kf-grid-4{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.kf-grid-4{grid-template-columns:repeat(4,1fr)}}

.kf-card{
  position:relative;display:flex;flex-direction:column;
  background:#fff;border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .35s cubic-bezier(.2,.7,.2,1),box-shadow .35s ease;
}
.kf-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-rise)}
.kf-card-media{position:relative;aspect-ratio:4/5;overflow:hidden;background:var(--bg-pearl-pink)}
.kf-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.kf-card:hover .kf-card-media img{transform:scale(1.07)}
.kf-card-badge{position:absolute;top:12px;left:12px;font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.12em;text-transform:uppercase;background:rgba(255,255,255,.9);color:var(--accent-soft-plum);padding:5px 10px;border-radius:999px;backdrop-filter:blur(6px)}
.kf-card-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.kf-card-cat{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-soft-plum)}
.kf-card-title{font-family:'Playfair Display',serif;font-size:18px;font-weight:600;line-height:1.25;color:var(--dark-heading);margin:0}
.kf-card-desc{font-size:13px;color:var(--dark-muted);line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.kf-card-cta{margin-top:auto;padding-top:12px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.kf-card-link{display:inline-flex;align-items:center;gap:6px;font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-soft-plum);transition:gap .25s ease,color .25s ease}
.kf-card-link:hover{gap:10px;color:var(--dark-heading)}
.kf-card-link .arrow{transition:transform .25s ease}
.kf-card-link:hover .arrow{transform:translateX(3px)}

/* The whole card is clickable via a stretched link */
.kf-stretched{position:absolute;inset:0;z-index:1}

/* ---------- Section headers ---------- */
.kf-section{padding:64px 0}
@media(min-width:768px){.kf-section{padding:88px 0}}
.kf-eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-soft-plum);margin-bottom:18px}
.kf-eyebrow::before{content:"";width:28px;height:1px;background:var(--accent-soft-plum);opacity:.6}
.kf-h1{font-family:'Playfair Display',serif;font-weight:700;font-size:clamp(2rem,4.5vw,3.4rem);line-height:1.08;color:var(--dark-heading);letter-spacing:-.01em;margin:0}
.kf-h2{font-family:'Playfair Display',serif;font-weight:600;font-size:clamp(1.6rem,3.2vw,2.4rem);line-height:1.15;color:var(--dark-heading);margin:0}
.kf-lead{font-size:clamp(1rem,1.4vw,1.18rem);color:var(--dark-muted);max-width:60ch;margin-top:16px}

/* ---------- Category chips ---------- */
.kf-chips{display:flex;flex-wrap:wrap;gap:10px}
.kf-chip{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border-radius:999px;border:1px solid var(--line);background:#fff;font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--dark-muted);transition:all .25s ease;cursor:pointer}
.kf-chip:hover{border-color:var(--accent-rose);color:var(--accent-soft-plum)}
.kf-chip.is-active{background:var(--btn-primary-bg);color:var(--btn-primary-text);border-color:var(--btn-primary-bg)}
.kf-chip .count{font-size:10px;opacity:.7}

/* ---------- Prominent "back to catalogue" bar (product detail) ---------- */
.kf-back-bar{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  flex-wrap:wrap;
  margin-bottom:26px;padding:16px 20px;
  background:linear-gradient(135deg,var(--bg-pearl-pink) 0%,var(--bg-deep) 100%);
  border:1px solid rgba(182,124,139,.35);
  border-radius:var(--radius);
  box-shadow:var(--shadow-soft);
}
.kf-back-bar .kf-back-bar-label{display:flex;flex-direction:column;gap:2px;min-width:0}
.kf-back-bar .kf-back-bar-label strong{font-family:'Playfair Display',serif;font-size:18px;font-weight:600;color:var(--dark-heading);line-height:1.2}
.kf-back-bar .kf-back-bar-label span{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-soft-plum)}
.kf-back-bar .kf-btn{flex-shrink:0}

/* ---------- Product detail page ---------- */
.kf-product{display:grid;grid-template-columns:1fr;gap:36px;align-items:start}
@media(min-width:900px){.kf-product{grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:56px}}
/* Gallery is sticky only on desktop (>=900px) where the 2-column layout
   applies. On mobile it stacks above content and sticky would freeze the
   image over the text — so we disable it below 900px.
   The !important on mobile is critical: it overrides any cached older CSS
   that had position:sticky on all screen sizes. */
.kf-gallery{position:relative}
@media(min-width:900px){.kf-gallery{position:sticky;top:96px}}
@media(max-width:899px){.kf-gallery{position:relative !important;top:auto !important}}
.kf-gallery-main{position:relative;aspect-ratio:4/5;border-radius:var(--radius-lg);overflow:hidden;background:var(--bg-pearl-pink);box-shadow:var(--shadow-soft)}
.kf-gallery-main img{width:100%;height:100%;object-fit:cover}
.kf-thumbs{display:flex;gap:12px;margin-top:14px;flex-wrap:wrap}
.kf-thumb{width:84px;height:84px;border-radius:var(--radius-sm);overflow:hidden;border:2px solid transparent;cursor:pointer;background:var(--bg-pearl-pink);transition:border-color .2s ease,transform .2s ease}
.kf-thumb img{width:100%;height:100%;object-fit:cover}
.kf-thumb:hover{transform:translateY(-2px)}
.kf-thumb.is-active{border-color:var(--accent-rose)}

.kf-product-head{border-bottom:1px solid var(--line);padding-bottom:24px;margin-bottom:24px}
.kf-product-brand{font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--accent-soft-plum);margin-bottom:10px}
.kf-product-title{font-family:'Playfair Display',serif;font-weight:700;font-size:clamp(1.8rem,3.4vw,2.6rem);line-height:1.12;color:var(--dark-heading);margin:0}
.kf-product-cat{margin-top:14px;display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--dark-muted)}
.kf-product-cat a{color:var(--accent-soft-plum);font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.1em;text-transform:uppercase}
.kf-product-cat a:hover{text-decoration:underline}

.kf-prose{font-size:15.5px;line-height:1.8;color:var(--dark-body)}
.kf-prose h3{font-family:'Playfair Display',serif;font-size:1.35rem;font-weight:600;color:var(--dark-heading);margin:30px 0 12px}
.kf-prose h3:first-child{margin-top:0}
.kf-prose p{margin:0 0 14px}
.kf-prose ul{list-style:none;padding:0;margin:0 0 14px}
.kf-prose ul li{position:relative;padding-left:22px;margin-bottom:8px}
.kf-prose ul li::before{content:"";position:absolute;left:0;top:.7em;width:8px;height:8px;border-radius:999px;background:var(--accent-rose)}
.kf-prose .kf-ingredient{font-family:'JetBrains Mono',monospace;font-size:13px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-sm);padding:16px 18px;color:var(--dark-muted);line-height:1.7}
.kf-prose .kf-meta{display:grid;grid-template-columns:1fr;gap:10px;margin-top:24px;padding-top:20px;border-top:1px dashed var(--line);font-size:13.5px;color:var(--dark-muted)}
@media(min-width:600px){.kf-prose .kf-meta{grid-template-columns:1fr 1fr}}
.kf-prose .kf-meta div b{display:block;font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-soft-plum);margin-bottom:3px;font-weight:600}

.kf-product-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}

/* ---------- Empty / states ---------- */
.kf-empty{text-align:center;padding:80px 20px;color:var(--dark-muted)}
.kf-empty h3{font-family:'Playfair Display',serif;font-size:1.5rem;color:var(--dark-heading);margin:0 0 8px}

/* ---------- Breadcrumb ---------- */
.kf-crumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--light-muted);margin-bottom:22px}
.kf-crumb a{color:var(--accent-soft-plum)}
.kf-crumb a:hover{text-decoration:underline}
.kf-crumb span{opacity:.5}

/* ---------- Footer (sticky) ---------- */
.kf-footer{margin-top:auto;background:var(--bg-ink);color:var(--dark-heading);padding:54px 0 32px;position:relative;overflow:hidden}
.kf-footer::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(216,154,169,.4),rgba(216,154,169,.85));pointer-events:none}
.kf-footer .kf-container{position:relative}
.kf-footer-grid{display:grid;grid-template-columns:1fr;gap:32px;padding-bottom:32px;border-bottom:1px solid rgba(125,96,105,.25)}
@media(min-width:768px){.kf-footer-grid{grid-template-columns:1.4fr 1fr 1fr}}
.kf-footer h4{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--dark-heading);margin:0 0 14px;opacity:.8}
.kf-footer p,.kf-footer a{font-size:14px;color:var(--dark-body);line-height:1.7}
.kf-footer a:hover{color:var(--dark-heading);text-decoration:underline}
.kf-footer-bottom{display:flex;flex-direction:column;gap:8px;padding-top:24px;font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.08em;color:var(--dark-muted)}
@media(min-width:640px){.kf-footer-bottom{flex-direction:row;justify-content:space-between;align-items:center}}
.kf-footer-brand{font-family:'Playfair Display',serif;font-size:22px;font-weight:700;color:var(--dark-heading)}

/* ---------- Admin ---------- */
.kf-admin-wrap{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;background:linear-gradient(180deg,var(--bg-rose-ivory) 0%,var(--bg-pearl-pink) 100%)}
.kf-login-card{width:100%;max-width:440px;margin:auto;padding:28px}
.kf-login-inner{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-rise);padding:36px 32px;border:1px solid var(--line)}
.kf-login-logo{display:flex;flex-direction:column;align-items:center;text-align:center;margin-bottom:26px}
.kf-login-logo img{width:60px;height:60px;border-radius:999px;object-fit:cover;margin-bottom:14px}
.kf-login-logo h1{font-family:'Playfair Display',serif;font-size:24px;color:var(--dark-heading);margin:0}
.kf-login-logo p{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-soft-plum);margin-top:6px}
.kf-alert{padding:12px 14px;border-radius:var(--radius-sm);font-size:13.5px;margin-bottom:18px;border:1px solid}
.kf-alert-error{background:var(--danger-soft);border-color:rgba(228,0,20,.25);color:#9a0010}
.kf-alert-success{background:var(--success-soft);border-color:rgba(47,125,91,.25);color:#1f5e44}

.kf-dash-head{display:flex;flex-direction:column;gap:14px;margin-bottom:28px}
@media(min-width:720px){.kf-dash-head{flex-direction:row;align-items:flex-end;justify-content:space-between}}
.kf-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-bottom:26px}
@media(min-width:720px){.kf-stats{grid-template-columns:repeat(4,1fr)}}
.kf-stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 18px}
.kf-stat .n{font-family:'Playfair Display',serif;font-size:28px;font-weight:700;color:var(--dark-heading);line-height:1}
.kf-stat .l{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-soft-plum);margin-top:8px}

.kf-table-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-card)}
.kf-table{width:100%;border-collapse:collapse;font-size:14px}
.kf-table th{text-align:left;font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-soft-plum);padding:14px 16px;background:var(--paper);border-bottom:1px solid var(--line)}
.kf-table td{padding:14px 16px;border-bottom:1px solid var(--line);vertical-align:middle;color:var(--dark-body)}
.kf-table tr:last-child td{border-bottom:none}
.kf-table tr:hover td{background:var(--paper-warm)}
.kf-table .kf-thumb-cell{width:54px;height:54px;border-radius:10px;overflow:hidden;background:var(--bg-pearl-pink)}
.kf-table .kf-thumb-cell img{width:100%;height:100%;object-fit:cover}
.kf-row-actions{display:flex;gap:8px;flex-wrap:wrap}

.kf-form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);padding:30px}
@media(min-width:768px){.kf-form-card{padding:38px}}
.kf-form-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media(min-width:860px){.kf-form-grid{grid-template-columns:1fr 1fr}}
.kf-form-grid .kf-span-2{grid-column:1/-1}

.kf-drop{border:2px dashed var(--btn-secondary-border);border-radius:var(--radius);padding:24px;text-align:center;background:var(--paper);transition:border-color .2s ease,background .2s ease;cursor:pointer}
.kf-drop:hover{border-color:var(--accent-rose);background:#fff}
.kf-drop input{display:none}
.kf-drop .kf-drop-icon{font-size:30px;color:var(--accent-soft-plum);margin-bottom:8px}
.kf-preview-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:16px}
.kf-preview-item{position:relative;width:96px;height:96px;border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--line);background:var(--bg-pearl-pink)}
.kf-preview-item img{width:100%;height:100%;object-fit:cover}
.kf-preview-item .kf-rm{position:absolute;top:4px;right:4px;width:22px;height:22px;border-radius:999px;background:rgba(0,0,0,.55);color:#fff;border:none;display:flex;align-items:center;justify-content:center;font-size:14px;line-height:1}
.kf-preview-item .kf-rm:hover{background:var(--danger)}

.kf-badge{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:999px;font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.08em;text-transform:uppercase}
.kf-badge-soft{background:var(--bg-pearl-pink);color:var(--accent-soft-plum)}

/* ---------- Loading / spinner ---------- */
.kf-spinner{width:18px;height:18px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:999px;animation:kf-spin .7s linear infinite;display:inline-block}
@keyframes kf-spin{to{transform:rotate(360deg)}}
.kf-skeleton{background:linear-gradient(90deg,var(--paper) 25%,var(--paper-warm) 37%,var(--paper) 63%);background-size:400% 100%;animation:kf-shimmer 1.4s ease infinite;border-radius:8px}
@keyframes kf-shimmer{0%{background-position:100% 0}100%{background-position:-100% 0}}

/* ---------- Misc ---------- */
.kf-divider{height:1px;background:var(--line);border:none;margin:24px 0}
.kf-back{display:inline-flex;align-items:center;gap:8px;font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-soft-plum);margin-bottom:18px;transition:gap .25s ease}
.kf-back:hover{gap:12px}
.kf-muted{color:var(--light-muted)}
.kf-sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* Mobile nav toggle */
.kf-burger{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--dark-heading)}
@media(min-width:900px){.kf-burger{display:none}}
.kf-mobnav{display:none;flex-direction:column;gap:6px;padding:12px 20px 18px;border-top:1px solid var(--line);background:#fff}
.kf-mobnav.open{display:flex}
.kf-mobnav a{padding:10px 4px;font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--dark-muted);border-bottom:1px solid var(--line)}
.kf-mobnav a:last-child{border-bottom:none}


/* =====================================================================
   ENHANCEMENTS — search/sort toolbar, related products, card polish
   ===================================================================== */

/* ---------- Catalog toolbar (search + sort + result count) ---------- */
.kf-toolbar{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  margin-top:28px;padding:14px 16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-card);
}
.kf-search{position:relative;flex:1 1 220px;min-width:180px;display:flex;align-items:center}
.kf-search svg{position:absolute;left:14px;width:16px;height:16px;color:var(--accent-soft-plum);pointer-events:none}
.kf-search input{
  width:100%;padding:11px 14px 11px 40px;border-radius:999px;
  border:1px solid var(--line);background:var(--paper);color:var(--dark-heading);
  font-size:14px;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.kf-search input:focus{outline:none;border-color:var(--accent-rose);background:#fff;box-shadow:0 0 0 4px rgba(216,154,170,.18)}
.kf-search input::placeholder{color:var(--light-muted)}
.kf-sort{
  padding:10px 14px;border-radius:999px;border:1px solid var(--line);background:var(--paper);
  color:var(--dark-heading);font-size:13px;cursor:pointer;min-width:160px;
  font-family:'JetBrains Mono',monospace;letter-spacing:.04em;
}
.kf-sort:focus{outline:none;border-color:var(--accent-rose);box-shadow:0 0 0 4px rgba(216,154,170,.18)}
.kf-result-count{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-soft-plum);white-space:nowrap}
@media(max-width:560px){.kf-result-count{order:3;width:100%;text-align:center}}

/* ---------- Card polish ---------- */
.kf-card{will-change:transform}
.kf-card-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 55%,rgba(61,44,52,.32) 100%);
  opacity:0;transition:opacity .35s ease;pointer-events:none;
}
.kf-card:hover .kf-card-media::after{opacity:1}
.kf-card-cta{
  margin-top:auto;padding-top:12px;display:flex;align-items:center;justify-content:space-between;gap:10px;
  border-top:1px dashed var(--line);margin-top:14px;padding-top:12px;
}
.kf-card-link .arrow{display:inline-block;transition:transform .3s cubic-bezier(.2,.7,.2,1)}
.kf-card:hover .kf-card-link .arrow{transform:translateX(4px)}
.kf-card-brand-tag{
  position:absolute;top:12px;right:12px;
  font-family:'JetBrains Mono',monospace;font-size:9px;letter-spacing:.12em;text-transform:uppercase;
  background:rgba(182,124,139,.92);color:#fff;padding:4px 9px;border-radius:999px;
  backdrop-filter:blur(6px);max-width:140px;text-overflow:ellipsis;overflow:hidden;white-space:nowrap;
}
/* staggered fade-in animation for grid items */
@keyframes kf-card-in{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}
.kf-card{animation:kf-card-in .5s cubic-bezier(.2,.7,.2,1) both}
.kf-card:nth-child(2){animation-delay:.04s}
.kf-card:nth-child(3){animation-delay:.08s}
.kf-card:nth-child(4){animation-delay:.12s}
.kf-card:nth-child(5){animation-delay:.16s}
.kf-card:nth-child(6){animation-delay:.20s}
.kf-card:nth-child(7){animation-delay:.24s}
.kf-card:nth-child(8){animation-delay:.28s}
.kf-card:nth-child(n+9){animation-delay:.32s}

/* ---------- Product detail: meta info box + share ---------- */
.kf-product-meta-box{
  margin-top:22px;padding:18px 20px;
  background:linear-gradient(135deg,var(--paper) 0%,var(--paper-warm) 100%);
  border:1px solid var(--line);border-left:3px solid var(--accent-rose);
  border-radius:var(--radius);
}
.kf-product-meta-box h4{
  font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent-soft-plum);margin:0 0 12px;font-weight:600;
}
.kf-product-meta-box .kf-meta-row{display:flex;gap:10px;align-items:flex-start;padding:5px 0;font-size:13.5px;color:var(--dark-body)}
.kf-product-meta-box .kf-meta-row b{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-soft-plum);min-width:110px;font-weight:600;flex-shrink:0;padding-top:2px}
.kf-product-meta-box .kf-meta-row span{color:var(--dark-body);line-height:1.5}

.kf-share-row{display:flex;align-items:center;gap:8px;margin-top:18px;flex-wrap:wrap}
.kf-share-row .kf-share-label{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-soft-plum);margin-right:4px}
.kf-share-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:999px;border:1px solid var(--line);background:#fff;
  color:var(--dark-muted);transition:all .25s ease;cursor:pointer;
}
.kf-share-btn:hover{border-color:var(--accent-rose);color:var(--accent-soft-plum);transform:translateY(-2px)}
.kf-share-btn svg{width:16px;height:16px}
.kf-share-btn[data-copied="1"]{background:var(--success-soft);border-color:rgba(47,125,91,.35);color:var(--success)}

/* ---------- Related products section ---------- */
.kf-related{margin-top:64px;padding-top:40px;border-top:1px solid var(--line)}
.kf-related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap}
.kf-related-head h2{font-family:'Playfair Display',serif;font-size:clamp(1.4rem,2.6vw,2rem);font-weight:600;color:var(--dark-heading);margin:0;line-height:1.2}
.kf-related-head .kf-related-sub{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-soft-plum);margin-top:6px}
.kf-related-link{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-soft-plum);display:inline-flex;align-items:center;gap:6px;transition:gap .25s ease}
.kf-related-link:hover{gap:10px;color:var(--dark-heading)}
.kf-related-grid{display:grid;grid-template-columns:repeat(1,1fr);gap:18px}
@media(min-width:560px){.kf-related-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:900px){.kf-related-grid{grid-template-columns:repeat(4,1fr)}}

/* ---------- Admin dashboard: search + preview link ---------- */
.kf-dash-toolbar{
  display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-bottom:18px;
}
.kf-dash-toolbar .kf-search{flex:1 1 280px;min-width:220px}
.kf-table .kf-cell-actions{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.kf-table .kf-row-title{font-weight:600;color:var(--dark-heading)}
.kf-table .kf-row-brand{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--accent-soft-plum);letter-spacing:.04em}
.kf-table tr.is-hidden{display:none}
.kf-preview-link{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:8px;border:1px solid var(--line);background:#fff;
  color:var(--dark-muted);transition:all .2s ease;
}
.kf-preview-link:hover{border-color:var(--accent-rose);color:var(--accent-soft-plum);transform:translateY(-1px)}
.kf-preview-link svg{width:15px;height:15px}
.kf-empty-row td{text-align:center;padding:40px 16px;color:var(--light-muted)}

/* ---------- Smooth scroll + focus-visible polish ---------- */
html{scroll-behavior:smooth}
:focus-visible{outline:2px solid var(--accent-rose);outline-offset:2px;border-radius:4px}
.kf-card:focus-within{outline:2px solid var(--accent-rose);outline-offset:3px}

/* ---------- Reduced motion ---------- */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
  .kf-card{animation:none}
}


/* =====================================================================
   ENHANCEMENTS v2 — lightbox, featured carousel, more polish
   ===================================================================== */

/* ---------- Image lightbox ---------- */
.kf-lightbox{
  position:fixed;inset:0;z-index:1000;
  display:flex;align-items:center;justify-content:center;
  background:rgba(61,44,52,.92);backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  opacity:0;visibility:hidden;
  transition:opacity .3s ease,visibility .3s ease;
  padding:24px;
}
.kf-lightbox.is-open{opacity:1;visibility:visible}
.kf-lightbox-img{
  max-width:min(90vw,900px);max-height:85vh;object-fit:contain;
  border-radius:var(--radius-lg);box-shadow:0 30px 80px -20px rgba(0,0,0,.6);
  transform:scale(.92);transition:transform .35s cubic-bezier(.2,.7,.2,1);
}
.kf-lightbox.is-open .kf-lightbox-img{transform:scale(1)}
.kf-lightbox-close{
  position:absolute;top:20px;right:20px;
  width:46px;height:46px;border-radius:999px;border:none;
  background:rgba(255,255,255,.15);color:#fff;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  transition:background .2s ease,transform .2s ease;
  backdrop-filter:blur(6px);
}
.kf-lightbox-close:hover{background:rgba(255,255,255,.28);transform:rotate(90deg)}
.kf-lightbox-close svg{width:22px;height:22px}
.kf-lightbox-nav{
  position:absolute;top:50%;transform:translateY(-50%);
  width:52px;height:52px;border-radius:999px;border:none;
  background:rgba(255,255,255,.15);color:#fff;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  transition:background .2s ease,transform .2s ease;
  backdrop-filter:blur(6px);
}
.kf-lightbox-nav:hover{background:rgba(255,255,255,.28);transform:translateY(-50%) scale(1.08)}
.kf-lightbox-nav svg{width:24px;height:24px}
.kf-lightbox-prev{left:20px}
.kf-lightbox-next{right:20px}
.kf-lightbox-counter{
  position:absolute;bottom:24px;left:50%;transform:translateX(-50%);
  font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.1em;
  color:rgba(255,255,255,.85);background:rgba(0,0,0,.3);padding:6px 14px;border-radius:999px;
  backdrop-filter:blur(6px);
}
@media(max-width:600px){
  .kf-lightbox-nav{width:40px;height:40px}
  .kf-lightbox-prev{left:10px}.kf-lightbox-next{right:10px}
}
/* zoom cursor hint on main gallery image */
.kf-gallery-main{cursor:zoom-in}
.kf-gallery-main::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(circle at center,transparent 60%,rgba(0,0,0,.08) 100%);
  opacity:0;transition:opacity .3s ease;
}
.kf-gallery-main:hover::after{opacity:1}
.kf-zoom-hint{
  position:absolute;bottom:12px;right:12px;z-index:2;
  width:36px;height:36px;border-radius:999px;
  background:rgba(255,255,255,.85);color:var(--accent-soft-plum);
  display:flex;align-items:center;justify-content:center;
  opacity:0;transform:scale(.8);transition:all .3s ease;
  backdrop-filter:blur(6px);pointer-events:none;
}
.kf-gallery-main:hover .kf-zoom-hint{opacity:1;transform:scale(1)}
.kf-zoom-hint svg{width:18px;height:18px}

/* ---------- Featured carousel (homepage) ---------- */
.kf-featured{
  position:relative;margin-bottom:8px;
  background:linear-gradient(135deg,var(--bg-pearl-pink) 0%,var(--bg-rose-ivory) 60%,var(--paper-warm) 100%);
  border-radius:0;padding:48px 0 56px;overflow:hidden;
}
.kf-featured::before{
  content:"";position:absolute;top:-50%;right:-10%;width:50%;height:200%;
  background:radial-gradient(ellipse at center,rgba(216,154,170,.25),transparent 60%);
  pointer-events:none;
}
.kf-featured .kf-container{position:relative}
.kf-featured-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap}
.kf-featured-head h2{font-family:'Playfair Display',serif;font-size:clamp(1.5rem,3vw,2.2rem);font-weight:700;color:var(--dark-heading);margin:0;line-height:1.15;letter-spacing:-.01em}
.kf-featured-head .kf-featured-sub{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-soft-plum);margin-top:6px}
.kf-featured-nav{display:flex;gap:8px;flex-shrink:0}
.kf-featured-nav button{
  width:42px;height:42px;border-radius:999px;border:1px solid var(--line);background:#fff;
  color:var(--dark-heading);cursor:pointer;display:flex;align-items:center;justify-content:center;
  transition:all .25s ease;
}
.kf-featured-nav button:hover{background:var(--btn-primary-bg);color:var(--btn-primary-text);border-color:var(--btn-primary-bg);transform:translateY(-2px)}
.kf-featured-nav button:disabled{opacity:.4;cursor:not-allowed;transform:none}
.kf-featured-nav button svg{width:18px;height:18px}
.kf-featured-track{
  display:flex;gap:20px;overflow-x:auto;scroll-behavior:smooth;scroll-snap-type:x mandatory;
  padding:8px 4px 16px;margin:-8px -4px 0;
  scrollbar-width:thin;scrollbar-color:var(--accent-soft-plum) transparent;
}
.kf-featured-track::-webkit-scrollbar{height:6px}
.kf-featured-track::-webkit-scrollbar-track{background:transparent}
.kf-featured-track::-webkit-scrollbar-thumb{background:var(--accent-soft-plum);border-radius:999px;opacity:.5}
.kf-featured-track .kf-card{
  flex:0 0 280px;scroll-snap-align:start;max-width:280px;
}
@media(min-width:768px){.kf-featured-track .kf-card{flex:0 0 320px;max-width:320px}}
.kf-featured-dots{display:flex;gap:8px;justify-content:center;margin-top:20px}
.kf-featured-dot{width:8px;height:8px;border-radius:999px;background:var(--line);border:none;cursor:pointer;transition:all .3s ease;padding:0}
.kf-featured-dot.is-active{background:var(--btn-primary-bg);width:24px}

/* ---------- Extra styling polish ---------- */
/* Hero number animation on stats */
.kf-stat{transition:transform .3s ease,box-shadow .3s ease}
.kf-stat:hover{transform:translateY(-3px);box-shadow:var(--shadow-soft)}
.kf-stat .n{transition:color .3s ease}
.kf-stat:hover .n{color:var(--accent-soft-plum)}

/* Section reveal on scroll (CSS-only fallback) */
@keyframes kf-reveal{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
.kf-reveal{animation:kf-reveal .6s cubic-bezier(.2,.7,.2,1) both}
.kf-reveal-delay-1{animation-delay:.1s}
.kf-reveal-delay-2{animation-delay:.2s}
.kf-reveal-delay-3{animation-delay:.3s}

/* Eyebrow with animated underline */
.kf-eyebrow{position:relative}
.kf-eyebrow::after{
  content:"";display:inline-block;width:0;height:1px;margin-left:8px;vertical-align:middle;
  background:var(--accent-soft-plum);transition:width .6s ease .2s;
}
.kf-page:hover .kf-eyebrow::after{width:20px}

/* Chip hover micro-interaction */
.kf-chip{position:relative;overflow:hidden}
.kf-chip::before{
  content:"";position:absolute;inset:0;background:rgba(216,154,170,.12);
  transform:translateX(-100%);transition:transform .3s ease;
}
.kf-chip:hover::before{transform:translateX(0)}
.kf-chip>*{position:relative;z-index:1}

/* Button shine effect */
.kf-btn-primary{position:relative;overflow:hidden}
.kf-btn-primary::before{
  content:"";position:absolute;top:0;left:-100%;width:60%;height:100%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.35),transparent);
  transition:left .6s ease;
}
.kf-btn-primary:hover::before{left:120%}

/* Product title decorative line */
.kf-product-title{position:relative;padding-bottom:14px}
.kf-product-title::after{
  content:"";position:absolute;bottom:0;left:0;width:48px;height:3px;
  background:linear-gradient(90deg,var(--accent-rose),var(--accent-soft-plum));border-radius:999px;
}

/* Table row staggered fade-in */
@keyframes kf-row-in{from{opacity:0;transform:translateX(-8px)}to{opacity:1;transform:translateX(0)}}
.kf-table tbody tr{animation:kf-row-in .3s ease both}
.kf-table tbody tr:nth-child(1){animation-delay:.02s}
.kf-table tbody tr:nth-child(2){animation-delay:.04s}
.kf-table tbody tr:nth-child(3){animation-delay:.06s}
.kf-table tbody tr:nth-child(4){animation-delay:.08s}
.kf-table tbody tr:nth-child(5){animation-delay:.1s}
.kf-table tbody tr:nth-child(n+6){animation-delay:.12s}


/* =====================================================================
   ENHANCEMENTS v3 — back-to-top, reading progress, CSV button, scroll reveal
   ===================================================================== */

/* ---------- Back-to-top floating button ---------- */
.kf-backtop{
  position:fixed;bottom:24px;right:24px;z-index:90;
  width:48px;height:48px;border-radius:999px;border:none;
  background:var(--btn-primary-bg);color:var(--btn-primary-text);
  cursor:pointer;display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 24px -6px rgba(125,96,105,.5);
  opacity:0;visibility:hidden;transform:translateY(16px) scale(.8);
  transition:opacity .3s ease,visibility .3s ease,transform .3s ease,background .25s ease;
}
.kf-backtop.is-visible{opacity:1;visibility:visible;transform:translateY(0) scale(1)}
.kf-backtop:hover{background:var(--btn-primary-hover);transform:translateY(-3px) scale(1.05)}
.kf-backtop:active{transform:translateY(-1px) scale(1)}
.kf-backtop svg{width:22px;height:22px;transition:transform .25s ease}
.kf-backtop:hover svg{transform:translateY(-2px)}
@media(max-width:600px){
  .kf-backtop{bottom:16px;right:16px;width:44px;height:44px}
  .kf-backtop svg{width:20px;height:20px}
}

/* ---------- Reading progress bar (product detail) ---------- */
.kf-progress{
  position:fixed;top:0;left:0;height:3px;width:0;z-index:200;
  background:linear-gradient(90deg,var(--accent-rose),var(--accent-soft-plum));
  transition:width .1s linear;box-shadow:0 1px 4px rgba(182,124,139,.4);
}

/* ---------- CSV export button ---------- */
.kf-export-btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 18px;border-radius:999px;border:1px solid var(--line);
  background:#fff;color:var(--dark-heading);
  font-family:'JetBrains Mono',monospace;font-size:11px;font-weight:600;
  letter-spacing:.12em;text-transform:uppercase;cursor:pointer;
  transition:all .25s ease;text-decoration:none;
}
.kf-export-btn:hover{border-color:var(--accent-rose);color:var(--accent-soft-plum);transform:translateY(-2px);box-shadow:var(--shadow-soft)}
.kf-export-btn svg{width:16px;height:16px}

/* ---------- Scroll reveal (IntersectionObserver-driven) ---------- */
.kf-scroll-reveal{opacity:0;transform:translateY(28px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.kf-scroll-reveal.is-revealed{opacity:1;transform:translateY(0)}

/* ---------- Extra polish ---------- */
/* Hero h1 with subtle text gradient */
.kf-h1{
  background:linear-gradient(135deg,var(--dark-heading) 0%,var(--accent-soft-plum) 100%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
/* Fallback for browsers without background-clip:text */
@supports not ((-webkit-background-clip:text) or (background-clip:text)){
  .kf-h1{color:var(--dark-heading)}
}

/* Card title hover color shift */
.kf-card-title{transition:color .3s ease}
.kf-card:hover .kf-card-title{color:var(--accent-soft-plum)}

/* Breadcrumb active item accent */
.kf-crumb span:last-child{color:var(--accent-soft-plum);font-weight:600}

/* Form field focus glow */
.kf-input:focus,.kf-textarea:focus,.kf-select:focus{
  background:#fff;
}

/* Admin stat number pulse on hover */
@keyframes kf-stat-pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.08)}}
.kf-stat:hover .n{animation:kf-stat-pulse .6s ease}

/* Smooth focus ring on chips */
.kf-chip:focus-visible{outline:2px solid var(--accent-rose);outline-offset:3px}

/* Related card compact mode */
.kf-related-grid .kf-card{flex:0 0 auto}
.kf-related-grid .kf-card-media{aspect-ratio:1/1}
.kf-related-grid .kf-card-title{font-size:15px}

/* Footer link hover underline */
.kf-footer a{position:relative}
.kf-footer a::after{
  content:"";position:absolute;bottom:-2px;left:0;width:0;height:1px;
  background:var(--dark-heading);transition:width .3s ease;
}
.kf-footer a:hover::after{width:100%}

/* Empty state icon */
.kf-empty h3::before{
  content:"";display:block;width:48px;height:48px;margin:0 auto 16px;
  background:var(--bg-pearl-pink);border-radius:999px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23b67c8b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='m21 21-4.3-4.3'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:center;background-size:24px;
}


/* =====================================================================
   ENHANCEMENTS v4 — blur-up image loading, scroll reveal, 404 page, polish
   ===================================================================== */

/* ---------- Blur-up image lazy loading ---------- */
.kf-card-media img{
  background:linear-gradient(90deg,var(--paper) 25%,var(--paper-warm) 37%,var(--paper) 63%);
  background-size:400% 100%;
  animation:kf-img-shimmer 1.5s ease infinite;
}
.kf-card-media img.is-loaded,
.kf-card-media img[data-loaded="true"]{
  background:none;animation:none;
}
@keyframes kf-img-shimmer{0%{background-position:100% 0}100%{background-position:-100% 0}}

/* ---------- Scroll reveal (wired by ScrollReveal component) ---------- */
.kf-scroll-reveal{opacity:0;transform:translateY(28px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.kf-scroll-reveal.is-revealed{opacity:1;transform:translateY(0)}

/* ---------- 404 page ---------- */
.kf-404-number{
  font-family:'Playfair Display',serif;
  font-size:clamp(4rem,12vw,8rem);
  font-weight:800;
  line-height:1;
  background:linear-gradient(135deg,var(--accent-rose),var(--accent-soft-plum));
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
  margin-bottom:16px;
}
@supports not ((-webkit-background-clip:text) or (background-clip:text)){
  .kf-404-number{color:var(--accent-soft-plum)}
}

/* ---------- Category hero header (category pages) ---------- */
.kf-cat-hero{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,var(--bg-pearl-pink) 0%,var(--bg-rose-ivory) 100%);
  border-radius:var(--radius-lg);
  padding:36px 32px;margin-bottom:32px;
}
.kf-cat-hero::before{
  content:"";position:absolute;top:-40%;right:-10%;width:260px;height:260px;
  background:radial-gradient(circle,rgba(216,154,170,.35),transparent 65%);
  pointer-events:none;
}
.kf-cat-hero .kf-cat-hero-inner{position:relative}
.kf-cat-hero h1{
  font-family:'Playfair Display',serif;font-weight:700;
  font-size:clamp(1.8rem,4vw,2.8rem);line-height:1.1;
  color:var(--dark-heading);margin:0 0 8px;letter-spacing:-.01em;
}
.kf-cat-hero .kf-cat-hero-eyebrow{
  font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--accent-soft-plum);margin-bottom:10px;
  display:inline-flex;align-items:center;gap:8px;
}
.kf-cat-hero .kf-cat-hero-eyebrow::before{content:"";width:28px;height:1px;background:var(--accent-soft-plum);opacity:.6}
.kf-cat-hero p{color:var(--dark-muted);font-size:15px;line-height:1.7;max-width:60ch;margin:0}
@media(min-width:768px){.kf-cat-hero{padding:48px 44px}}

/* ---------- Recently viewed section ---------- */
.kf-recently-viewed{margin-top:48px;padding-top:40px;border-top:1px dashed var(--line)}

/* ---------- Extra polish v4 ---------- */
/* Smooth hover on all interactive elements */
.kf-btn,.kf-chip,.kf-card,.kf-thumb,.kf-share-btn,.kf-preview-link,.kf-export-btn,.kf-backtop{
  will-change:transform;
}
/* Section spacing rhythm */
.kf-section + .kf-section{padding-top:0}
/* Admin form card hover on fields */
.kf-field{transition:transform .2s ease}
.kf-field:focus-within{transform:translateX(2px)}
/* Table header sticky on scroll */
.kf-table-wrap{max-height:none}
@media(min-width:768px){
  .kf-table thead th{position:sticky;top:0;z-index:2;background:var(--paper)}
}
/* Badge micro-animation */
.kf-badge{transition:transform .25s ease}
.kf-badge:hover{transform:scale(1.06)}


/* =====================================================================
   ENHANCEMENTS v5 — print stylesheet, duplicate button, JSON-LD, polish
   ===================================================================== */

/* ---------- Print stylesheet (product detail) ---------- */
@media print {
  .kf-topbar, .kf-footer, .kf-backtop, .kf-progress, .kf-back-bar,
  .kf-share-row, .kf-related, .kf-recently-viewed, .kf-product-actions,
  .kf-lightbox, .kf-zoom-hint, .kf-burger, .kf-mobnav {
    display: none !important;
  }
  .kf-page { display: block; }
  .kf-main { padding: 0; }
  .kf-container { max-width: 100%; padding: 0; }
  .kf-product { grid-template-columns: 1fr 1fr; gap: 24px; }
  .kf-gallery { position: static !important; }
  .kf-gallery-main { box-shadow: none; border: 1px solid #ccc; }
  .kf-prose { font-size: 12pt; line-height: 1.6; color: #000; }
  .kf-prose h3 { font-size: 14pt; page-break-after: avoid; }
  .kf-product-meta-box {
    border: 1px solid #ccc; background: none; break-inside: avoid;
  }
  .kf-product-title { font-size: 20pt; }
  .kf-crumb { display: none; }
  body { background: #fff; color: #000; font-size: 11pt; }
  a { color: #000; text-decoration: none; }
  .kf-card { box-shadow: none; border: 1px solid #ccc; }
}

/* ---------- Duplicate button styling ---------- */
.kf-dup-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:8px;border:1px solid var(--line);background:#fff;
  color:var(--dark-muted);transition:all .2s ease;cursor:pointer;
}
.kf-dup-btn:hover{border-color:var(--accent-rose);color:var(--accent-soft-plum);transform:translateY(-1px)}
.kf-dup-btn:disabled{opacity:.5;cursor:wait}
.kf-dup-btn svg{width:15px;height:15px}

/* ---------- Extra polish v5 ---------- */
/* Admin dashboard header gradient */
.kf-dash-head{
  background:linear-gradient(135deg,var(--bg-rose-ivory) 0%,var(--bg-pearl-pink) 100%);
  border-radius:var(--radius-lg);padding:28px 32px;margin-bottom:28px;
  border:1px solid var(--line);
}
@media(max-width:720px){.kf-dash-head{padding:20px 20px}}

/* Stat card icon */
.kf-stat::before{
  content:"";display:block;width:32px;height:32px;margin-bottom:8px;border-radius:8px;
  background:var(--bg-pearl-pink);background:linear-gradient(135deg,var(--bg-pearl-pink),var(--bg-deep));
}
.kf-stat .n{margin-top:-4px}

/* Product detail: content max-width for readability */
.kf-prose{max-width:65ch}

/* Gallery main border accent */
.kf-gallery-main{border:1px solid rgba(182,124,139,.15)}

/* Smooth image rendering */
img{image-rendering:auto;-ms-interpolation-mode:bicubic}

/* Admin form: section dividers */
.kf-form-grid > .kf-field:nth-child(odd){padding-right:0}
@media(min-width:860px){.kf-form-grid > .kf-field:nth-child(odd){padding-right:11px}}
@media(min-width:860px){.kf-form-grid > .kf-field:nth-child(even){padding-left:11px}}

/* Toast/notification polish */
.kf-alert{border-left:3px solid}
.kf-alert-error{border-left-color:var(--danger)}
.kf-alert-success{border-left-color:var(--success)}

/* Category chips: wrap nicely on mobile */
.kf-chips{gap:8px}
@media(max-width:560px){.kf-chips{gap:6px}.kf-chip{padding:7px 12px;font-size:10px}}

/* Table responsive: horizontal scroll on mobile */
.kf-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
.kf-table{min-width:640px}

/* Focus ring on duplicate button */
.kf-dup-btn:focus-visible{outline:2px solid var(--accent-rose);outline-offset:2px}


/* =====================================================================
   ENHANCEMENTS v6 — lightbox zoom, bulk actions, checkbox polish
   ===================================================================== */

/* ---------- Lightbox zoom-on-hover ---------- */
.kf-lightbox-img{
  cursor:zoom-in;transition:transform .4s cubic-bezier(.2,.7,.2,1);
}
.kf-lightbox-img:hover{transform:scale(1.04)}
.kf-lightbox.is-zoomed .kf-lightbox-img{transform:scale(1.6);cursor:zoom-out}
.kf-lightbox.is-zoomed{cursor:zoom-out}

/* ---------- Bulk actions polish ---------- */
.kf-table input[type="checkbox"]{
  appearance:none;-webkit-appearance:none;
  width:18px;height:18px;border:2px solid var(--line);border-radius:5px;
  background:#fff;cursor:pointer;transition:all .2s ease;
  display:inline-flex;align-items:center;justify-content:center;position:relative;
  vertical-align:middle;
}
.kf-table input[type="checkbox"]:hover{border-color:var(--accent-rose)}
.kf-table input[type="checkbox"]:checked{
  background:var(--btn-primary-bg);border-color:var(--btn-primary-bg);
}
.kf-table input[type="checkbox"]:checked::after{
  content:"";display:block;width:5px;height:9px;
  border:solid var(--btn-primary-text);border-width:0 2px 2px 0;
  transform:rotate(45deg);margin-top:-1px;
}
.kf-table input[type="checkbox"]:focus-visible{outline:2px solid var(--accent-rose);outline-offset:2px}
.kf-table input[type="checkbox"]:indeterminate{
  background:var(--accent-soft-plum);border-color:var(--accent-soft-plum);
}
.kf-table input[type="checkbox"]:indeterminate::after{
  content:"";display:block;width:8px;height:2px;background:#fff;border-radius:1px;
}
.kf-table tbody tr:has(input:checked){background:var(--paper-warm)}
.kf-table tbody tr:has(input:checked) .kf-row-title{color:var(--accent-soft-plum)}

/* ---------- Bulk bar animations ---------- */
[data-bulk-actions]{
  animation:kf-slide-down .3s cubic-bezier(.2,.7,.2,1) both;
}
@keyframes kf-slide-down{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}

/* ---------- Extra polish v6 ---------- */
/* Product card media hover overlay text */
.kf-card-media::before{
  content:"Xem chi tiết";position:absolute;bottom:12px;left:50%;transform:translateX(-50%) translateY(8px);
  font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.12em;text-transform:uppercase;
  color:#fff;background:rgba(61,44,52,.7);padding:5px 12px;border-radius:999px;
  opacity:0;transition:all .35s ease;backdrop-filter:blur(4px);z-index:2;white-space:nowrap;
}
.kf-card:hover .kf-card-media::before{opacity:1;transform:translateX(-50%) translateY(0)}

/* Section divider decorative */
.kf-section::before{
  content:"";display:block;width:1px;height:0;margin:0 auto 0;background:var(--line);
}

/* Smooth image hover scale on gallery thumbs */
.kf-thumb{transition:transform .25s ease,border-color .2s ease}
.kf-thumb:hover{transform:translateY(-3px) scale(1.03)}

/* Admin stat card number gradient */
.kf-stat .n{
  background:linear-gradient(135deg,var(--dark-heading),var(--accent-soft-plum));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
@supports not ((-webkit-background-clip:text) or (background-clip:text)){
  .kf-stat .n{color:var(--dark-heading)}
}

/* Form card subtle entrance */
.kf-form-card{animation:kf-card-in .4s ease both}

/* Breadcrumb separator pulse */
.kf-crumb span{transition:opacity .3s ease}
.kf-crumb:hover span{opacity:1}


/* =====================================================================
   ENHANCEMENTS v7 — keyboard help overlay, category description, polish
   ===================================================================== */

/* ---------- Keyboard help overlay ---------- */
.kf-keyboard-help-overlay{
  position:fixed;inset:0;z-index:1100;
  display:flex;align-items:center;justify-content:center;
  background:rgba(61,44,52,.85);backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  padding:24px;
  animation:kf-fade-in .25s ease both;
}
@keyframes kf-fade-in{from{opacity:0}to{opacity:1}}
.kf-keyboard-help-card{
  background:#fff;border-radius:var(--radius-lg);
  box-shadow:0 30px 80px -20px rgba(0,0,0,.5);
  max-width:440px;width:100%;padding:28px 30px;
  animation:kf-card-in .3s cubic-bezier(.2,.7,.2,1) both;
}
.kf-keyboard-help-head{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:18px;padding-bottom:14px;border-bottom:1px solid var(--line);
}
.kf-keyboard-help-head h3{
  font-family:'Playfair Display',serif;font-size:1.4rem;font-weight:600;
  color:var(--dark-heading);margin:0;
}
.kf-keyboard-help-close{
  width:36px;height:36px;border-radius:999px;border:none;
  background:var(--paper);color:var(--dark-muted);cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  transition:all .2s ease;
}
.kf-keyboard-help-close:hover{background:var(--bg-pearl-pink);color:var(--accent-soft-plum);transform:rotate(90deg)}
.kf-keyboard-help-close svg{width:18px;height:18px}
.kf-keyboard-help-list{list-style:none;padding:0;margin:0}
.kf-keyboard-help-list li{
  display:flex;align-items:center;gap:14px;padding:10px 0;
  border-bottom:1px dashed var(--line);
}
.kf-keyboard-help-list li:last-child{border-bottom:none}
.kf-keyboard-help-list span{color:var(--dark-body);font-size:14px}
.kf-kbd{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:32px;height:32px;padding:0 8px;
  font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:600;
  color:var(--dark-heading);background:var(--paper-warm);
  border:1px solid var(--line);border-bottom-width:2px;border-radius:6px;
  box-shadow:0 1px 0 rgba(0,0,0,.04);
  flex-shrink:0;
}
.kf-keyboard-help-hint{
  margin-top:16px;padding-top:14px;border-top:1px solid var(--line);
  font-size:12px;color:var(--dark-muted);text-align:center;
}
.kf-keyboard-help-hint .kf-kbd{min-width:24px;height:24px;font-size:10px}

/* ---------- Category description on hero ---------- */
.kf-cat-hero p{font-size:15px;line-height:1.75;max-width:65ch}

/* ---------- Extra polish v7 ---------- */
/* Gallery zoom hint pulse */
.kf-zoom-hint{
  animation:kf-zoom-pulse 2.5s ease-in-out infinite;
}
@keyframes kf-zoom-pulse{
  0%,100%{box-shadow:0 0 0 0 rgba(216,154,170,.4)}
  50%{box-shadow:0 0 0 8px rgba(216,154,170,0)}
}

/* Product title decorative line animation */
.kf-product-title::after{
  transition:width .6s cubic-bezier(.2,.7,.2,1) .2s;
}
.kf-product:hover .kf-product-title::after{width:72px}

/* Back bar hover sweep */
.kf-back-bar{position:relative;overflow:hidden}
.kf-back-bar::before{
  content:"";position:absolute;top:0;left:-100%;width:60%;height:100%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);
  transition:left .6s ease;pointer-events:none;
}
.kf-back-bar:hover::before{left:120%}

/* Card badge subtle pulse for featured */
.kf-card-badge{
  animation:kf-badge-glow 3s ease-in-out infinite;
}
@keyframes kf-badge-glow{
  0%,100%{box-shadow:0 0 0 0 rgba(216,154,170,0)}
  50%{box-shadow:0 0 0 4px rgba(216,154,170,.2)}
}

/* Smooth focus on all interactive elements */
a,button,input,select,textarea{outline:none}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--accent-rose);outline-offset:2px;border-radius:4px;
}

/* Admin form labels hover */
.kf-label{transition:color .2s ease}
.kf-field:hover .kf-label{color:var(--dark-heading)}

/* Chip active state glow */
.kf-chip.is-active{
  box-shadow:0 4px 12px -3px rgba(216,154,170,.5);
}

/* Section heading letter-spacing refinement */
.kf-h1,.kf-h2{letter-spacing:-.015em}


/* =====================================================================
   ENHANCEMENTS v8 — category editor, admin polish, micro-interactions
   ===================================================================== */

/* ---------- Category editor cards ---------- */
.kf-cat-editor-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;transition:box-shadow .3s ease,border-color .3s ease;
}
.kf-cat-editor-card:hover{box-shadow:var(--shadow-soft);border-color:rgba(182,124,139,.25)}
.kf-cat-editor-card .kf-cat-head{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:16px;flex-wrap:wrap;gap:8px;
}
.kf-cat-editor-card .kf-cat-title{
  font-family:'Playfair Display',serif;font-size:18px;font-weight:600;
  color:var(--dark-heading);text-decoration:none;transition:color .2s ease;
}
.kf-cat-editor-card .kf-cat-title:hover{color:var(--accent-soft-plum)}
.kf-cat-editor-card .kf-cat-meta{
  font-family:'JetBrains Mono',monospace;font-size:11px;
  color:var(--accent-soft-plum);margin-top:2px;
}

/* ---------- Admin nav tabs ---------- */
.kf-admin-tabs{
  display:flex;gap:8px;margin-bottom:24px;flex-wrap:wrap;
  border-bottom:1px solid var(--line);padding-bottom:0;
}
.kf-admin-tab{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 18px;border-radius:var(--radius-sm) var(--radius-sm) 0 0;
  font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:600;
  letter-spacing:.08em;text-transform:uppercase;
  color:var(--dark-muted);text-decoration:none;
  border-bottom:2px solid transparent;transition:all .25s ease;
  margin-bottom:-1px;
}
.kf-admin-tab:hover{color:var(--dark-heading);background:var(--paper)}
.kf-admin-tab.is-active{
  color:var(--accent-soft-plum);border-bottom-color:var(--accent-rose);
}

/* ---------- Extra polish v8 ---------- */
/* Card title gradient on hover */
.kf-card-title{
  background-image:linear-gradient(135deg,var(--dark-heading),var(--accent-soft-plum));
  background-size:0% 100%;background-repeat:no-repeat;
  -webkit-background-clip:text;background-clip:text;
  transition:background-size .4s ease,color .3s ease;
}
.kf-card:hover .kf-card-title{
  -webkit-text-fill-color:transparent;background-size:100% 100%;
}
@supports not ((-webkit-background-clip:text) or (background-clip:text)){
  .kf-card:hover .kf-card-title{color:var(--accent-soft-plum)}
}

/* Smooth section spacing */
.kf-section + .kf-related{padding-top:48px}

/* Gallery thumb active glow */
.kf-thumb.is-active{
  box-shadow:0 0 0 2px var(--accent-rose),0 4px 12px -3px rgba(216,154,170,.4);
}

/* Button hover shadow */
.kf-btn-primary:hover{box-shadow:0 6px 18px -6px rgba(216,154,170,.5)}
.kf-btn-danger:hover{box-shadow:0 6px 18px -6px rgba(228,0,20,.4)}

/* Input focus border animation */
.kf-input,.kf-textarea,.kf-select{
  transition:border-color .25s ease,box-shadow .25s ease,background .25s ease;
}

/* Badge count animation */
.kf-chip .count{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:18px;height:18px;padding:0 5px;
  background:rgba(182,124,139,.15);border-radius:999px;
  font-size:10px;font-weight:700;
}
.kf-chip.is-active .count{background:rgba(255,255,255,.25);color:var(--btn-primary-text)}

/* Toast-style alert animation */
.kf-alert{animation:kf-alert-in .35s cubic-bezier(.2,.7,.2,1) both}
@keyframes kf-alert-in{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}

/* Footer bottom border accent */
.kf-footer-grid{border-bottom:1px solid rgba(125,96,105,.2)}