:root {
    --blue:   #003357;
    --blue-2: #00253f;
    --blue-3: #001825;
    --grey:   #AAA9A8;
    --grey-2: #6c6b6a;
    --grey-3: #e8e7e5;
    --paper:  #f4f3f1;
    --bone:   #fafaf8;
    --ink:    #0c1620;
  }

  * { box-sizing: border-box; }
  html, body { margin: 0; padding: 0; }
  body {
    background: var(--bone); color: var(--ink);
    font-family: "Geist", system-ui, sans-serif;
    font-weight: 400; line-height: 1.45;
    -webkit-font-smoothing: antialiased;
  }
  ::selection { background: var(--blue); color: var(--bone); }
  a { color: inherit; text-decoration: none; }

  .label {
    font-size: 11px; letter-spacing: 0.3em; text-transform: uppercase;
    font-weight: 500; color: var(--grey-2);
  }
  .label.shop-label { display: inline-flex !important; align-items: center; gap: 11px; }
  .shop-label-logo { height: 19px; width: auto; display: block; }

  /* ============ TOP BAR ============ */
  /* ============ TOP NAV (hamburger header — same as index.html) ============ */
  .topnav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 70;
    display: flex; justify-content: space-between; align-items: center;
    padding: 14px 22px;
    background: transparent;
    pointer-events: none;
    transition: color .3s ease;
    color: var(--blue);
  }
  .topnav > * { pointer-events: auto; }

  .hamburger {
    width: 42px; height: 42px;
    display: inline-flex; flex-direction: column; justify-content: center; align-items: center;
    gap: 5px;
    background: transparent; border: none; cursor: pointer; padding: 0;
  }
  .hamburger span {
    display: block; width: 24px; height: 2px;
    background: currentColor;
    transition: transform .3s cubic-bezier(.4,.2,.2,1), opacity .2s ease;
  }
  body.menu-open .hamburger span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
  body.menu-open .hamburger span:nth-child(2) { opacity: 0; }
  body.menu-open .hamburger span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

  .qs {
    display: inline-flex; align-items: center; gap: 10px;
    font-size: 11px; letter-spacing: 0.22em; text-transform: uppercase;
    font-weight: 500;
    color: inherit; text-decoration: none;
    padding: 11px 16px;
    border: 1px solid currentColor;
    opacity: 0.75;
    transition: opacity .25s ease, background .25s ease;
  }
  .qs:hover { opacity: 1; background: rgba(127,127,127,0.08); }

  /* Full-screen nav menu */
  .navmenu {
    position: fixed; inset: 0; z-index: 65;
    background: rgba(8,15,23,0.58);
    backdrop-filter: blur(24px) saturate(125%); -webkit-backdrop-filter: blur(24px) saturate(125%);
    display: flex; align-items: center; justify-content: center;
    opacity: 0; pointer-events: none;
    transition: opacity .45s ease;
  }
  .navmenu nav { position: relative; z-index: 1; }
  /* Top controls sit over the dimmed page while the menu is open */
  body.menu-open .hamburger span { background: #ffffff; }
  body.menu-open .qs { color: #ffffff; border-color: rgba(255,255,255,0.4); opacity: 0.9; }
  body.menu-open .navmenu { opacity: 1; pointer-events: auto; }
  .navmenu nav { display: flex; flex-direction: column; gap: 6px; align-items: flex-start; padding: 0 8vw; }
  .navmenu nav a {
    font-size: clamp(40px, 7vw, 92px);
    font-weight: 500;
    letter-spacing: -0.035em;
    line-height: 1.05;
    color: rgba(250,250,248,0.92);
    text-decoration: none;
    transform: translateY(20px); opacity: 0;
    transition: transform .5s cubic-bezier(.2,.7,.2,1), opacity .5s ease, color .2s ease;
  }
  body.menu-open .navmenu nav a { transform: translateY(0); opacity: 1; }
  body.menu-open .navmenu nav a:nth-child(1) { transition-delay: 0.08s; }
  body.menu-open .navmenu nav a:nth-child(2) { transition-delay: 0.13s; }
  body.menu-open .navmenu nav a:nth-child(3) { transition-delay: 0.18s; }
  body.menu-open .navmenu nav a:nth-child(4) { transition-delay: 0.23s; }
  body.menu-open .navmenu nav a:nth-child(5) { transition-delay: 0.28s; }
  body.menu-open .navmenu nav a:nth-child(6) { transition-delay: 0.33s; }
  body.menu-open .navmenu nav a:nth-child(7) { transition-delay: 0.38s; }
  body.menu-open .navmenu nav a:nth-child(8) { transition-delay: 0.43s; }
  body.menu-open .navmenu nav a:nth-child(9) { transition-delay: 0.48s; }
  body.menu-open .navmenu nav a:nth-child(10){ transition-delay: 0.53s; }
  .navmenu nav a:hover { color: #00253F; }
  .navmenu nav a .n {
    display: inline-block; width: 60px;
    font-size: 13px; font-weight: 500;
    letter-spacing: 0.2em;
    color: rgba(250,250,248,0.4);
    vertical-align: middle;
    transform: translateY(-0.4em);
  }
  .navmenu-foot { display: none; }
  @media (max-width: 760px) {
    .navmenu nav a { font-size: clamp(32px, 9vw, 56px); }
    .navmenu nav a .n { width: 40px; font-size: 11px; }
  }

  /* ============ PAGE HERO ============ */
  .pagehero {
    padding: 30px 7vw 72px;
    border-bottom: 1px solid var(--grey-3);
  }
  .pagehero-grid {
    max-width: 1640px; margin: 0 auto;
    display: grid; grid-template-columns: 1fr 1fr; gap: 80px;
    align-items: end;
  }
  .pagehero h1 {
    margin: 24px 0 0;
    font-weight: 500; letter-spacing: -0.035em; line-height: 0.94;
    font-size: clamp(56px, 9vw, 132px);
    color: var(--ink);
    text-wrap: balance;
  }
  .pagehero h1 .muted { color: var(--grey); font-weight: 400; }
  .pagehero h1 .lenovo-word { color: #e1251b; }
  .pagehero .accent-bar { width: 52px; height: 5px; background: #e1251b; border-radius: 3px; margin: 0 0 26px; }
  .shop-label { margin-bottom: 4px; }
  .shop-label-logo { height: 22px; }
  .pagehero .lede {
    color: var(--grey-2); font-size: 17px; line-height: 1.55;
    max-width: 460px; margin-bottom: 16px;
  }
  .pagehero .meta {
    margin-top: 24px;
    display: flex; gap: 32px; flex-wrap: wrap;
    color: var(--grey-2); font-size: 13px;
  }
  .pagehero .meta b { color: var(--ink); font-weight: 500; }

  /* ============ FILTER BAR ============ */
  .filterbar {
    position: sticky; top: 0; z-index: 40;
    background: rgba(250,250,248,0.92);
    backdrop-filter: blur(12px) saturate(140%);
    -webkit-backdrop-filter: blur(12px) saturate(140%);
    border-bottom: 1px solid var(--grey-3);
    transition: transform .35s cubic-bezier(.2,.7,.2,1);
  }
  .filterbar.hidden { transform: translateY(-100%); }

  /* ============ SCROLL-TO-TOP ============ */
  .to-top {
    position: fixed; right: 22px; bottom: 22px; z-index: 60;
    width: 46px; height: 46px; border-radius: 50%;
    background: #00253f; color: #fff; border: none; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    opacity: 0; pointer-events: none; transform: translateY(10px);
    transition: opacity .25s ease, transform .25s ease, background .2s ease;
    box-shadow: 0 10px 28px -10px rgba(12,22,32,0.6);
  }
  .to-top.show { opacity: 1; pointer-events: auto; transform: translateY(0); }
  .to-top:hover { background: #003357; }
  .to-top svg { width: 20px; height: 20px; }
  .filterbar-inner {
    max-width: 1640px; margin: 0 auto;
    padding: 18px 7vw 18px calc(7vw + 60px); /* extra left padding to clear the hamburger */
    display: flex; justify-content: space-between; align-items: center;
    gap: 24px; flex-wrap: wrap;
  }
  @media (max-width: 720px) {
    .filterbar-inner { padding-left: 70px; padding-right: 24px; }
  }
  .chips { display: flex; gap: 8px; flex-wrap: wrap; }
  .chip {
    padding: 10px 18px;
    border: 1px solid var(--grey-3);
    background: transparent; color: var(--ink);
    font-family: inherit; font-size: 13px; font-weight: 500;
    letter-spacing: 0.02em; cursor: pointer;
    transition: all .2s ease;
  }
  .chip:hover { border-color: #e1251b; color: #e1251b; }
  .chip.active { background: #e1251b; color: #ffffff; border-color: #e1251b; }
  .filter-tools { display: inline-flex; align-items: center; gap: 18px; flex-wrap: wrap; }
  .shop-search {
    display: inline-flex; align-items: center; gap: 9px;
    border: 1px solid var(--grey-3); padding: 8px 14px;
    color: var(--grey-2); min-width: 240px;
    transition: border-color .2s ease;
  }
  .shop-search:focus-within { border-color: var(--ink); }
  .shop-search input {
    flex: 1; border: none; background: transparent; outline: none;
    font-family: inherit; font-size: 14px; color: var(--ink); min-width: 0;
  }
  .shop-search input::-webkit-search-cancel-button { cursor: pointer; }
  .sort {
    display: inline-flex; align-items: center; gap: 12px;
    color: var(--grey-2); font-size: 13px;
  }
  .sort select {
    border: 1px solid var(--grey-3); background: transparent;
    padding: 8px 12px; font-family: inherit; font-size: 13px;
    color: var(--ink); cursor: pointer;
  }

  .filterbar-adv {
    max-width: 1640px; margin: 0 auto;
    padding: 14px 7vw 16px calc(7vw + 60px);
    border-top: 1px solid var(--grey-3);
    display: flex; align-items: center; gap: 22px; flex-wrap: wrap;
  }
  @media (max-width: 720px) { .filterbar-adv { padding-left: 70px; padding-right: 24px; } }
  .filter-group { display: inline-flex; align-items: center; gap: 10px; font-size: 13px; color: var(--grey-2); }
  .filter-group > label { font-weight: 500; color: var(--ink); }
  .price-inputs { display: inline-flex; align-items: center; gap: 8px; }
  .price-inputs input {
    width: 90px; border: 1px solid var(--grey-3); background: transparent;
    padding: 8px 10px; font-family: inherit; font-size: 13px; color: var(--ink); border-radius: 6px;
  }
  .price-inputs input:focus { outline: none; border-color: #e1251b; box-shadow: 0 0 0 3px rgba(225,37,27,0.1); }
  .filter-group select {
    border: 1px solid var(--grey-3); background: transparent; padding: 8px 12px;
    font-family: inherit; font-size: 13px; color: var(--ink); cursor: pointer; border-radius: 6px;
  }
  .filter-reset {
    border: none; background: none; color: var(--grey-2); font-family: inherit; font-size: 12.5px;
    cursor: pointer; text-decoration: underline; text-underline-offset: 3px; transition: color .2s ease;
  }
  .filter-reset:hover { color: #e1251b; }
  .filter-count { margin-left: auto; font-size: 12.5px; color: var(--grey-2); letter-spacing: 0.03em; }
  @media (max-width: 720px) { .filter-count { margin-left: 0; } }

  /* ============ PRODUCT GRID ============ */
  .grid-wrap {
    max-width: 1640px; margin: 0 auto;
    padding: 60px 7vw 100px;
  }
  .product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--grey-3);
    border: 1px solid var(--grey-3);
  }
  .product {
    background: var(--bone);
    padding: 36px 32px 28px;
    display: flex; flex-direction: column;
    transition: background .25s ease;
    position: relative;
  }
  .product { transition: background .2s ease, box-shadow .25s ease; }
  .product:hover { background: var(--paper); box-shadow: inset 0 -2px 0 0 #e1251b; }
  .product:hover .add { opacity: 1; transform: translateY(0); }
  .product .badge {
    position: absolute; top: 18px; left: 18px; z-index: 3;
    font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase;
    font-weight: 600;
    padding: 7px 11px;
    background: var(--ink); color: var(--bone);
    border: none;
  }
  .product .badge.blue { background: var(--blue); color: var(--bone); }
  .product .badge.bone { background: var(--bone); color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
  .product .badge.pricedown { background: #949393; color: var(--bone); }
  .product .badge.clearance { background: #ff0404; color: #fff; }

  .product-art {
    aspect-ratio: 4/3;
    margin: 0 -8px 32px;
    background: #ffffff;
    border: 1px solid var(--grey-3);
    position: relative;
    overflow: hidden;
    display: flex; align-items: center; justify-content: center;
  }
  .product:hover .product-art { background: #ffffff; }
  .product-art svg { width: 78%; height: auto; }
  .product-art img {
    width: 92%; height: 92%; object-fit: contain;
    transition: transform .35s ease;
  }
  .product:hover .product-art img { transform: scale(1.04); }
  .product-art .skeleton {
    width: 78%; height: 60%;
    background: linear-gradient(90deg, transparent 0%, rgba(12,22,32,0.04) 50%, transparent 100%);
    background-size: 200% 100%;
    animation: shimmer 1.4s linear infinite;
  }
  @keyframes shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }
  .loading-msg, .empty-msg { grid-column: 1 / -1; text-align: center; padding: 60px 20px; color: var(--grey-2); font-size: 14px; }
  .loading-msg .dot, .empty-msg .dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--grey); animation: pulse 1.2s ease-in-out infinite; margin: 0 3px; }
  @keyframes pulse { 0%, 80%, 100% { opacity: 0.3; } 40% { opacity: 1; } }

  .product .brand-row {
    display: flex; justify-content: space-between; align-items: center;
    font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase;
    color: var(--grey-2); font-weight: 500;
    margin-bottom: 10px;
  }
  .product .name {
    font-size: 22px; font-weight: 500; letter-spacing: -0.015em;
    color: var(--ink);
    line-height: 1.15;
    margin-bottom: 8px;
    min-height: 2.3em;
  }
  .product .specs {
    color: var(--grey-2); font-size: 13px; line-height: 1.5;
    margin-bottom: 22px;
    min-height: 4em;
  }
  .product .specs b { color: var(--ink); font-weight: 500; }

  .product .foot {
    margin-top: auto;
    display: flex; justify-content: space-between; align-items: flex-end;
    gap: 16px;
  }
  .product .price-block .from {
    font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase;
    color: var(--grey-2); font-weight: 500;
  }
  .product .price-block .price {
    font-size: 28px; font-weight: 500; letter-spacing: -0.02em;
    color: var(--ink);
    line-height: 1;
    margin-top: 4px;
  }
  .product .price-block .price-vat {
    font-size: 11px; color: var(--grey-2); margin-top: 3px; letter-spacing: 0.02em;
  }
  .product .add {
    display: inline-flex; align-items: center; gap: 10px;
    background: var(--ink); color: var(--bone);
    padding: 14px 18px;
    font-family: inherit; font-size: 13px; font-weight: 500;
    letter-spacing: 0.02em;
    cursor: pointer; border: none;
    opacity: 0.85; transform: translateY(2px);
    transition: opacity .2s ease, transform .2s ease, background .2s ease;
  }
  .product .add:hover { background: #e1251b; }
  .product .add .ar { font-size: 16px; }

  /* ============ FOOTER ============ */
  footer {
    background: var(--ink); color: rgba(250,250,248,0.5);
    padding: 80px 7vw 32px;
  }
  .footer-inner {
    max-width: 1640px; margin: 0 auto;
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 60px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255,255,255,0.10);
  }
  .footer-brand {
    color: var(--bone); font-weight: 600; font-size: 22px;
    margin-bottom: 18px;
  }
  .footer-brand .dot { display: inline-block; width: 5px; height: 5px; background: var(--bone); margin: 0 12px 2px; vertical-align: middle; }
  .footer-inner h4 {
    margin: 0 0 18px;
    font-size: 11px; letter-spacing: 0.3em; text-transform: uppercase;
    font-weight: 500; color: rgba(250,250,248,0.55);
  }
  .footer-inner ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
  .footer-inner a:hover { color: var(--bone); }
  .footer-bottom {
    max-width: 1640px; margin: 32px auto 0;
    display: flex; justify-content: space-between; align-items: center;
    font-size: 12px;
  }
  .footer-bottom .meta { display: flex; gap: 24px; }

  /* ============ RESPONSIVE ============ */
  @media (max-width: 1100px) {
    .product-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-inner { grid-template-columns: 1fr 1fr; }
  }
  @media (max-width: 720px) {
    .topbar-inner { grid-template-columns: auto 1fr; gap: 16px; padding: 16px 24px; }
    .topbar nav { display: none; }
    .pagehero, .filterbar-inner, .grid-wrap, .footer-inner, footer { padding-left: 24px; padding-right: 24px; }
    .pagehero { padding-top: 84px; }
    .pagehero-grid { grid-template-columns: 1fr; gap: 32px; }
    .product-grid { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  }