:root{--panel:#0b161b;--panel2:#081014;--ok:#7ee0c8;--err:#ff8a7a}
.shop-container{width:min(1240px,100% - 32px);margin:auto;padding:48px 0 80px;min-height:70vh}
.shop-page .cart-link span{display:inline-block;min-width:22px;text-align:center;background:rgba(0,229,212,.15);color:var(--teal);border-radius:20px;padding:0 6px;font-size:.8rem}
.shop-intro{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:36px}
.shop-intro h1{font-size:clamp(2rem,5vw,3.4rem);letter-spacing:-.02em;line-height:1.1;margin:0 0 .6rem}
.shop-intro p{max-width:650px;color:var(--mut)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6rem;padding:.8rem 1.4rem;border:1px solid var(--teal);color:var(--teal);background:none;font:inherit;font-weight:600;font-size:.9rem;border-radius:2px;cursor:pointer;transition:.25s;text-decoration:none}
.btn:hover{background:var(--teal);color:#001413;text-decoration:none}
.btn-primary{background:var(--teal);color:#001413}.btn-primary:hover{filter:brightness(1.15)}
.shop-intro .btn{flex-shrink:0}
.shop-page button:disabled{opacity:.45;cursor:not-allowed}
.shop-empty{padding:64px 24px;background:var(--panel);border:1px solid var(--line);border-radius:4px;text-align:center}
.shop-empty h2{margin-bottom:14px}.shop-empty p{color:var(--mut);margin-bottom:24px}
.success-box{border-color:var(--teal)}
.notice{padding:14px 18px;border:1px solid var(--line);border-left:3px solid var(--teal);background:var(--panel);margin-bottom:24px;border-radius:2px}
.notice.error{border-left-color:var(--err);color:var(--err)}
.notice a{color:var(--teal)}
.shop-page input,.shop-page select,.shop-page textarea{padding:12px;border:1px solid var(--line);border-radius:3px;background:var(--panel);color:var(--text);width:100%;font:inherit}
.shop-page input:focus,.shop-page select:focus,.shop-page textarea:focus{outline:none;border-color:var(--teal)}
.shop-page label{display:block;font-size:.85rem;color:var(--mut);margin-bottom:6px}
.form-group{margin-bottom:16px}
.shop-filter{display:flex;align-items:end;gap:16px;max-width:850px}.shop-filter>div{flex:1}
.shop-count{color:var(--mut);margin:24px 0 16px;font-size:.85rem}
.product-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.product-card{background:linear-gradient(160deg,var(--panel),var(--panel2));border:1px solid var(--line);border-top:2px solid var(--teal);border-radius:4px;overflow:hidden;display:flex;flex-direction:column;transition:border-color .3s,transform .3s}
.product-card:hover{border-color:var(--teal);transform:translateY(-3px)}
.product-photo{width:100%;height:240px;object-fit:contain;background:#050b0e;display:block}
.no-photo{display:grid;place-items:center;font-weight:800;letter-spacing:.06em;color:var(--teal);text-transform:uppercase;font-size:.9rem}
.product-info{padding:22px;display:flex;flex:1;flex-direction:column;gap:12px}
.cat{font-family:var(--mono);font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;color:var(--teal);margin:0}
.product-info h2{font-size:1.35rem;line-height:1.3;overflow-wrap:anywhere;margin:0}
.product-info details{margin-bottom:auto}.product-info summary{cursor:pointer;color:var(--teal);font-size:.875rem}
.product-description{color:#c4d6d5;margin-top:12px;overflow-wrap:anywhere}
.product-price strong{display:block;font-size:1.4rem}.product-price small{color:var(--mut);font-size:.85rem}
.product-info .btn{width:100%}
.stock-label{font-size:.85rem;color:var(--mut);margin:0}
.shop-note{font-size:.85rem;color:var(--mut);margin:24px 0}.shop-note a{color:var(--teal)}
.cart-layout{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:32px;align-items:start}
.cart-products,.inquiry-panel{background:var(--panel);padding:28px;border:1px solid var(--line);border-radius:4px}
.cart-row{display:grid;grid-template-columns:minmax(0,1fr) 72px auto;gap:16px;align-items:center;padding:0 0 24px;margin-bottom:24px;border-bottom:1px solid var(--line)}
.cart-row h2{font-size:1.1rem;overflow-wrap:anywhere;margin:0}.cart-row p{font-size:.85rem;color:var(--mut);margin:0}
.cart-row .text-button{grid-column:1/-1;justify-self:start}
.text-button{border:0;background:none;text-decoration:underline;color:var(--teal);cursor:pointer;font:inherit}
.cart-total{display:flex;justify-content:space-between;gap:16px;margin:32px 0 12px}.cart-total strong{font-size:1.25rem;white-space:nowrap}
.inquiry-panel h2{font-size:1.5rem;margin:0 0 12px}.inquiry-panel>p{color:var(--mut);margin-bottom:24px}
.inquiry-panel .btn{width:100%;padding:14px}
.stock-error{color:var(--err)!important}
.trap{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
@media(max-width:950px){.product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.cart-layout{grid-template-columns:1fr}}
@media(max-width:600px){.shop-container{padding:30px 0 60px}.shop-intro,.shop-filter{flex-direction:column;align-items:stretch}.product-grid{grid-template-columns:1fr}.cart-products,.inquiry-panel{padding:20px}.cart-row{grid-template-columns:minmax(0,1fr) 68px}.cart-total{flex-direction:column}.cart-row strong{grid-column:1/-1}}