:root{
  --red:#D4152B;
  --red-dark:#A80F21;
  --red-tint:#FDECEE;
  --red-glow:rgba(212,21,43,.18);
  --bg:#FFFFFF;
  --surface:#FFFFFF;
  --ink:#171717;
  --ink-soft:#6B6B6E;
  --border:#EDEDED;
  --border-strong:#E2E2E2;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:10px;
  --shadow-sm:0 1px 2px rgba(20,20,20,.04);
  --shadow-md:0 10px 30px rgba(20,20,20,.09);
  --shadow-nav:0 2px 14px rgba(20,20,20,.06);
  --ease:cubic-bezier(.22,.8,.36,1);
  --ease-spring:cubic-bezier(.34,1.56,.64,1);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:'Inter',system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
h1,h2,h3,.brand-word{font-family:'Manrope',sans-serif;}
img{max-width:100%;display:block;}
button{font-family:inherit;cursor:pointer;}
a{color:inherit;text-decoration:none;}
:focus-visible{outline:2px solid var(--red);outline-offset:2px;}
.icon{width:20px;height:20px;stroke-width:2px;flex-shrink:0;}
@media (prefers-reduced-motion:reduce){*{animation-duration:.001s !important;transition-duration:.001s !important;}}

.wrap{max-width:1180px;margin:0 auto;padding:0 20px;}

/* ===== Navbar ===== */
#navbar{
  position:sticky;top:0;z-index:60;background:rgba(255,255,255,.9);
  backdrop-filter:blur(12px);border-bottom:1px solid transparent;
  transition:box-shadow .3s var(--ease),border-color .3s var(--ease),background .3s var(--ease);
}
#navbar.scrolled{box-shadow:var(--shadow-nav);border-bottom-color:var(--border);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px;}
.nav-left{display:flex;align-items:center;gap:10px;min-width:0;}
.logo-mark{width:38px;height:38px;flex-shrink:0;border-radius:11px;transition:transform .4s var(--ease-spring);}
.nav-left:hover .logo-mark{transform:rotate(-8deg) scale(1.06);}
.brand-name{font-weight:800;font-size:17px;letter-spacing:-.01em;white-space:nowrap;}
.nav-search-desktop{
  flex:1;max-width:380px;display:flex;align-items:center;gap:8px;
  background:#FAFAFA;border:1px solid var(--border);border-radius:999px;
  padding:9px 16px;color:var(--ink-soft);transition:border-color .2s var(--ease),background .2s var(--ease);
}
.nav-search-desktop:focus-within{border-color:var(--red);background:#fff;box-shadow:0 0 0 4px var(--red-glow);}
.nav-search-desktop input{border:0;background:transparent;outline:0;width:100%;font-size:14px;color:var(--ink);}
.nav-right{display:flex;align-items:center;gap:6px;}
.nav-btn{
  display:flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:999px;border:1px solid transparent;
  background:transparent;color:var(--ink);position:relative;transition:background .18s var(--ease),transform .15s var(--ease-spring);
}
.nav-btn:hover{background:var(--red-tint);color:var(--red);}
.nav-btn:active{transform:scale(.88);}
.cart-badge{
  position:absolute;top:2px;right:2px;background:var(--red);color:#fff;
  font-size:10px;font-weight:700;min-width:16px;height:16px;border-radius:999px;
  display:flex;align-items:center;justify-content:center;padding:0 3px;
  animation:badgePop .35s var(--ease-spring);
}
@keyframes badgePop{from{transform:scale(0);}to{transform:scale(1);}}
.menu-toggle-desktop{display:flex;align-items:center;gap:6px;padding:9px 14px;border-radius:999px;border:1px solid var(--border);background:transparent;font-size:14px;font-weight:600;transition:all .18s var(--ease);}
.menu-toggle-desktop:hover{border-color:var(--red);color:var(--red);}

.menu-pop{
  position:absolute;top:60px;right:20px;background:#fff;border:1px solid var(--border);
  border-radius:var(--radius-md);box-shadow:var(--shadow-md);padding:8px;min-width:190px;
  opacity:0;visibility:hidden;transform:translateY(-8px) scale(.97);transform-origin:top right;
  transition:all .22s var(--ease-spring);z-index:70;
}
.menu-pop.open{opacity:1;visibility:visible;transform:translateY(0) scale(1);}
.menu-pop a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius-sm);font-size:14px;font-weight:500;color:var(--ink);transition:background .15s var(--ease),padding-left .15s var(--ease);}
.menu-pop a:hover{background:var(--red-tint);color:var(--red);padding-left:16px;}

.mobile-search-row{display:none;padding:10px 0 14px;animation:fadeUp .25s var(--ease);}
.mobile-search-row .nav-search-desktop{max-width:none;}

@media (max-width:860px){
  .nav-search-desktop{display:none;}
  .menu-toggle-desktop span{display:none;}
  .menu-toggle-desktop{padding:0;width:40px;height:40px;border:0;justify-content:center;border-radius:999px;}
  .mobile-search-row{display:block;}
}

/* ===== Hero ===== */
.hero{padding:44px 0 30px;text-align:center;position:relative;}
.hero-glow{
  position:absolute;top:-60px;left:50%;transform:translateX(-50%);
  width:420px;height:280px;background:radial-gradient(circle,var(--red-glow),transparent 70%);
  filter:blur(10px);z-index:-1;animation:pulseGlow 5s ease-in-out infinite;
}
@keyframes pulseGlow{0%,100%{opacity:.6;transform:translateX(-50%) scale(1);}50%{opacity:1;transform:translateX(-50%) scale(1.08);}}
.hero h1{font-size:clamp(27px,5vw,44px);font-weight:800;letter-spacing:-.02em;margin:0 0 10px;line-height:1.15;}
.hero p{color:var(--ink-soft);font-size:15px;max-width:520px;margin:0 auto 24px;line-height:1.6;}
.hero-ctas{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;}

.btn{
  display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:999px;
  font-weight:700;font-size:14px;border:1px solid transparent;position:relative;overflow:hidden;
  transition:transform .18s var(--ease-spring),box-shadow .18s var(--ease),background .18s var(--ease);
}
.btn:active{transform:scale(.96);}
.btn-primary{background:var(--red);color:#fff;box-shadow:0 6px 18px var(--red-glow);}
.btn-primary:hover{background:var(--red-dark);box-shadow:0 8px 22px var(--red-glow);transform:translateY(-1px);}
.btn-outline{background:#fff;color:var(--ink);border-color:var(--border-strong);}
.btn-outline:hover{border-color:var(--red);color:var(--red);transform:translateY(-1px);}
.btn-block{width:100%;justify-content:center;}
.btn-sm{padding:9px 16px;font-size:13px;}
.btn::after{
  content:"";position:absolute;inset:0;background:rgba(255,255,255,.35);
  transform:scaleX(0);transform-origin:left;opacity:0;
}
.btn:active::after{transform:scaleX(1);opacity:1;transition:transform .3s var(--ease),opacity .5s;}

@keyframes fadeUp{from{opacity:0;transform:translateY(16px);}to{opacity:1;transform:translateY(0);}}
@keyframes fadeIn{from{opacity:0;}to{opacity:1;}}
@keyframes scaleIn{from{opacity:0;transform:scale(.94);}to{opacity:1;transform:scale(1);}}
.enter{animation:fadeUp .55s var(--ease) both;}
.enter-scale{animation:scaleIn .3s var(--ease-spring) both;}

/* Scroll reveal */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s var(--ease),transform .6s var(--ease);}
.reveal.visible{opacity:1;transform:translateY(0);}

/* View transition */
#mainArea{animation:fadeIn .35s var(--ease);}

/* ===== Search block ===== */
.search-block{margin:6px 0 18px;}
.search-box{
  display:flex;align-items:center;gap:10px;background:#FAFAFA;border:1px solid var(--border);
  border-radius:var(--radius-md);padding:13px 16px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.search-box:focus-within{border-color:var(--red);box-shadow:0 0 0 4px var(--red-glow);background:#fff;}
.search-box input{border:0;background:transparent;outline:0;font-size:14px;width:100%;color:var(--ink);}
.search-box input::placeholder{color:#9A9A9C;}
.search-clear{color:var(--ink-soft);transition:transform .15s var(--ease);}
.search-clear:hover{transform:rotate(90deg);color:var(--red);}
.no-result{display:none;text-align:center;padding:50px 20px;}
.no-result.show{display:block;animation:fadeUp .4s var(--ease);}
.no-result p{color:var(--ink-soft);margin:6px 0 16px;font-size:14px;}
.no-result svg{width:40px;height:40px;color:var(--ink-soft);}

/* ===== Category chips ===== */
.chips{display:flex;gap:8px;overflow-x:auto;padding:4px 0 20px;scrollbar-width:none;}
.chips::-webkit-scrollbar{display:none;}
.chip{
  flex-shrink:0;padding:9px 18px;border-radius:999px;border:1px solid var(--border-strong);
  background:#fff;font-size:13.5px;font-weight:600;color:var(--ink-soft);
  transition:all .2s var(--ease-spring);
}
.chip.active{background:var(--red);border-color:var(--red);color:#fff;box-shadow:0 4px 14px var(--red-glow);transform:translateY(-1px);}
.chip:not(.active):hover{border-color:var(--red);color:var(--red);transform:translateY(-1px);}

/* ===== Product grid ===== */
.section-title{display:flex;align-items:baseline;justify-content:space-between;margin:6px 0 16px;}
.section-title h2{font-size:19px;font-weight:800;margin:0;}
.section-title span{font-size:13px;color:var(--ink-soft);}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
@media (max-width:980px){.grid{grid-template-columns:repeat(3,1fr);}}
@media (max-width:640px){.grid{grid-template-columns:repeat(2,1fr);gap:11px;}}

.card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden;
  transition:transform .25s var(--ease-spring),box-shadow .25s var(--ease),border-color .25s var(--ease);
  display:flex;flex-direction:column;opacity:0;transform:translateY(16px);
  animation:cardIn .5s var(--ease) forwards;
}
@keyframes cardIn{to{opacity:1;transform:translateY(0);}}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:var(--border-strong);}
.card-thumb{position:relative;aspect-ratio:4/3;overflow:hidden;background:linear-gradient(135deg,var(--red-tint),#fff 70%);}
.card-thumb .thumb-inner{
  width:100%;height:100%;display:flex;align-items:center;justify-content:center;
  transition:transform .4s var(--ease-spring);color:var(--red);
}
.card:hover .thumb-inner{transform:scale(1.1) rotate(-3deg);}
.card-thumb .thumb-inner svg{width:36%;height:36%;stroke-width:1.4;}
.badge-cat{
  position:absolute;top:9px;left:9px;background:#fff;color:var(--red);font-size:10.5px;font-weight:700;
  padding:4px 9px;border-radius:999px;border:1px solid var(--red-tint);
}
.card-body{padding:12px 12px 14px;display:flex;flex-direction:column;gap:6px;flex:1;}
.card-body h3{font-size:13.5px;font-weight:700;margin:0;line-height:1.3;}
.card-desc{font-size:12px;color:var(--ink-soft);line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:34px;}
.card-meta{display:flex;align-items:center;gap:10px;font-size:11.5px;color:var(--ink-soft);}
.card-meta .rating{display:flex;align-items:center;gap:3px;color:#171717;font-weight:600;}
.card-meta .rating svg{width:13px;height:13px;color:#F2A93B;fill:#F2A93B;}
.card-price{font-weight:800;font-size:15px;margin-top:2px;}
.card-actions{display:flex;gap:8px;margin-top:6px;}
.icon-btn{
  width:38px;height:38px;flex-shrink:0;border-radius:var(--radius-sm);border:1px solid var(--border-strong);
  display:flex;align-items:center;justify-content:center;background:#fff;transition:all .18s var(--ease-spring);
}
.icon-btn:hover{background:var(--red);border-color:var(--red);color:#fff;transform:translateY(-2px);}
.icon-btn.pop{animation:pop .35s var(--ease-spring);}
@keyframes pop{0%{transform:scale(1);}45%{transform:scale(1.22) rotate(-8deg);}100%{transform:scale(1);}}
.card .btn-detail{flex:1;}

/* Support banner */
.support-banner{position:relative;overflow:hidden;}
.support-banner::before{
  content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 20%,rgba(212,21,43,.10),transparent 55%);
}
.support-icon{
  width:44px;height:44px;border-radius:999px;background:#fff;display:flex;align-items:center;justify-content:center;
  margin:0 auto 12px;color:var(--red);animation:heartbeat 2.6s ease-in-out infinite;
}
@keyframes heartbeat{0%,100%{transform:scale(1);}10%{transform:scale(1.12);}20%{transform:scale(1);}30%{transform:scale(1.08);}40%{transform:scale(1);}}

/* ===== Overlay system ===== */
.ov-backdrop{
  position:fixed;inset:0;background:rgba(15,15,15,.5);z-index:100;
  display:flex;align-items:flex-end;justify-content:center;
  animation:fadeIn .25s var(--ease);backdrop-filter:blur(2px);
}
@media (min-width:720px){ .ov-backdrop{align-items:center;} }
.ov-sheet{background:#fff;width:100%;max-height:92vh;overflow-y:auto;position:relative;}
.ov-modal{border-radius:20px 20px 0 0;max-width:520px;animation:sheetUp .38s var(--ease-spring);}
@media (min-width:720px){ .ov-modal{border-radius:var(--radius-lg);max-height:88vh;animation:scaleIn .3s var(--ease-spring);} }
@keyframes sheetUp{from{transform:translateY(60px);opacity:.4;}to{transform:translateY(0);opacity:1;}}
.ov-close{position:absolute;top:14px;right:14px;width:34px;height:34px;border-radius:999px;border:1px solid var(--border);background:#fff;display:flex;align-items:center;justify-content:center;z-index:2;transition:transform .2s var(--ease-spring),background .2s var(--ease);}
.ov-close:hover{background:var(--red-tint);color:var(--red);transform:rotate(90deg);}
.detail-thumb{aspect-ratio:16/8;background:linear-gradient(135deg,var(--red-tint),#fff 70%);display:flex;align-items:center;justify-content:center;color:var(--red);}
.detail-thumb svg{width:70px;height:70px;stroke-width:1.2;animation:floatY 3.5s ease-in-out infinite;}
@keyframes floatY{0%,100%{transform:translateY(0);}50%{transform:translateY(-8px);}}
.detail-body{padding:20px 20px 26px;}

.ov-drawer{border-radius:20px 20px 0 0;max-width:420px;height:88vh;display:flex;flex-direction:column;animation:drawerIn .35s var(--ease-spring);}
@keyframes drawerIn{from{transform:translateY(100%);}to{transform:translateY(0);}}
@media (min-width:720px){ .ov-drawer{border-radius:var(--radius-lg);height:auto;max-height:80vh;animation:scaleIn .3s var(--ease-spring);} }
.ov-drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--border);}
.ov-drawer-body{flex:1;overflow-y:auto;padding:14px 18px;display:flex;flex-direction:column;gap:14px;}
.ov-drawer-foot{border-top:1px solid var(--border);padding:16px 18px;}
.cart-row{display:flex;gap:12px;align-items:flex-start;animation:fadeUp .3s var(--ease);}
.cart-row-thumb{width:52px;height:52px;border-radius:var(--radius-sm);background:var(--red-tint);color:var(--red);display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.qty-row{display:flex;align-items:center;gap:10px;margin-top:6px;}
.qty-btn{width:26px;height:26px;border-radius:999px;border:1px solid var(--border-strong);background:#fff;display:flex;align-items:center;justify-content:center;transition:all .15s var(--ease-spring);}
.qty-btn:hover{background:var(--red);border-color:var(--red);color:#fff;}
.qty-btn svg{width:13px;height:13px;}
.qty-row span{font-size:13px;font-weight:600;min-width:14px;text-align:center;}

.ov-loading{background:#fff;border-radius:var(--radius-lg);padding:40px 50px;display:flex;flex-direction:column;align-items:center;gap:14px;animation:scaleIn .3s var(--ease-spring);}
.ov-loading svg{width:34px;height:34px;color:var(--red);}
.ov-loading p{margin:0;font-size:14px;font-weight:600;}
.spin{animation:spin 1s linear infinite;}
@keyframes spin{to{transform:rotate(360deg);}}

/* star pick */
.star-pick svg{transition:transform .2s var(--ease-spring);}
.star-pick:hover svg{transform:scale(1.2);}