:root {
    --white: #fff; --soft: #f8fafc; --blue: #2563eb; --cyan: #06b6d4;
    --ink: #0f172a; --muted: #64748b; --line: #e2e8f0;
    --glass-shadow: 0 1px 2px #0f172a06, 0 14px 38px -24px #1e40af40;
}
*, *::before, *::after { box-sizing: border-box; }
html {
    --landing-header-fallback: 77px;
    scroll-padding-top: calc(var(--landing-header-height, var(--landing-header-fallback)) + 12px);
}
html.landing-anchor-scroll { scroll-behavior: smooth; }
body { margin: 0; background: var(--white); color: var(--ink); font: 16px/1.6 Inter, "Segoe UI", Arial, sans-serif; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { line-height: 1.15; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
img { max-width: 100%; display: block; }
[hidden] { display: none !important; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 4px; }
section:focus:not(:focus-visible) { outline: none; }
.wrap { width: min(calc(100% - 64px), 1240px); margin-inline: auto; }
.icon-library { position: absolute; width: 0; height: 0; overflow: hidden; }
.icon { width: 1.15em; height: 1.15em; flex: none; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }
.skip-link { position: fixed; top: 10px; left: 10px; z-index: 20; transform: translateY(-160%); background: var(--white); padding: 10px 16px; border-radius: 8px; }
.skip-link:focus { transform: translateY(0); }
.site-header { position: sticky; top: 0; z-index: 10; background: #fffffff2; border-bottom: 1px solid var(--line); backdrop-filter: blur(16px); }
.header-row { min-height: 76px; display: flex; align-items: center; gap: clamp(22px, 5vw, 84px); }
.brand { display: inline-flex; align-items: center; gap: 10px; flex: none; }
.brand-tile { display: grid; place-items: center; width: 45px; height: 45px; border-radius: 12px; background: #000; }
.brand-tile img { width: 34px; height: 34px; object-fit: contain; }
.brand-type { display: grid; line-height: 1.08; }
.brand-type strong { font-size: 1.34rem; letter-spacing: .045em; font-weight: 800; }
.brand-type small { margin-top: 4px; font-size: .56rem; letter-spacing: .09em; font-weight: 750; }
.site-nav { flex: 1; display: flex; align-items: center; justify-content: space-between; gap: 10px; min-width: 0; }
.nav-links, .nav-actions { display: flex; align-items: center; gap: 4px; }
.nav-actions { gap: 8px; }
.nav-link { display: inline-flex; align-items: center; min-height: 44px; padding: 0 12px; border-radius: 10px; font-size: .88rem; color: var(--muted); font-weight: 650; }
.nav-link:hover { background: var(--soft); color: var(--ink); }
.nav-link.active { background: #eff6ff; color: #1d4ed8; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 44px; padding: 10px 17px; border: 1px solid transparent; border-radius: 11px; font-size: .88rem; line-height: 1.3; font-weight: 750; text-align: center; transition: background .16s ease, box-shadow .16s ease, border-color .16s ease; }
.button-quiet:hover, .button-secondary:hover { background: #eff6ff; border-color: #bfdbfe; color: #1d4ed8; }
.button-primary { color: var(--white); background: var(--blue); box-shadow: 0 7px 16px -7px #1d4ed8b0, inset 0 1px 0 #ffffff2b; }
.button-primary:hover { background: #1d4ed8; box-shadow: 0 8px 18px -6px #1d4ed890; }
.button-secondary { background: var(--white); border-color: var(--line); box-shadow: 0 2px 6px #0f172a08; }
.menu-toggle { display: none; place-items: center; width: 44px; height: 44px; flex: none; background: var(--white); color: var(--ink); border: 1px solid var(--line); border-radius: 10px; cursor: pointer; }
.menu-toggle span { display: flex; }
.menu-toggle .icon { width: 22px; height: 22px; }
.menu-toggle[aria-expanded="false"] .menu-close-icon, .menu-toggle[aria-expanded="true"] .menu-open-icon { display: none; }
.glass { background: linear-gradient(155deg, #fff 36%, #f8fbff 100%); border: 1px solid var(--line); box-shadow: var(--glass-shadow), inset 0 1px 0 var(--white); }
.hero { padding: clamp(34px, 3.8vw, 62px) 0; background: radial-gradient(ellipse at 85% 10%, #eaf7ff 0, transparent 55%), linear-gradient(180deg, var(--white), var(--soft)); }
.hero-grid { display: grid; grid-template-columns: 1.07fr 1fr; align-items: center; gap: clamp(24px, 4vw, 60px); }
.eyebrow { color: #1d4ed8; font-size: .73rem; font-weight: 800; letter-spacing: .105em; text-transform: uppercase; }
.hero-eyebrow { display: inline-flex; align-items: center; gap: 9px; padding: 7px 12px; background: #eff6ff; border: 1px solid #dbeafe; border-radius: 999px; }
.hero-eyebrow span { width: 7px; height: 7px; flex: none; border-radius: 50%; background: var(--cyan); }
.hero h1 { margin: 16px 0; font-size: clamp(2.65rem, 4.75vw, 4.6rem); letter-spacing: -.055em; line-height: 1.035; font-weight: 800; }
.hero h1 span { display: block; color: var(--blue); }
.hero-description { max-width: 49ch; color: var(--muted); font-size: clamp(1rem, 1.5vw, 1.15rem); line-height: 1.7; }
.hero-actions { margin-top: 22px; display: flex; gap: 10px; flex-wrap: wrap; }
.hero-actions .button { min-height: 48px; padding-inline: 20px; }
.hero-features { display: flex; flex-wrap: wrap; gap: 8px 19px; margin: 18px 0 0; padding: 0; list-style: none; color: var(--muted); font-size: .81rem; font-weight: 650; }
.hero-features li { display: flex; align-items: center; gap: 6px; }
.hero-features .icon { color: var(--blue); }
.showcase { min-width: 0; padding: 15px; border-radius: 20px; box-shadow: 0 22px 60px -30px #1e40af60, inset 0 1px 0 #fff; }
.showcase-heading { display: flex; align-items: center; justify-content: space-between; padding: 0 1px 11px 4px; gap: 12px; font-weight: 800; font-size: .75rem; letter-spacing: .095em; }
.showcase-heading a { display: grid; place-items: center; width: 44px; height: 44px; border: 1px solid #dbeafe; color: var(--blue); border-radius: 10px; }
.showcase-heading a:hover { background: #eff6ff; }
.showcase-grid { display: grid; grid-template-columns: 1.34fr .83fr .83fr; grid-template-rows: repeat(2, minmax(0, 1fr)); gap: 9px; height: clamp(270px, 25vw, 340px); }
.showcase-item { display: grid; grid-template-rows: minmax(0, 1fr) auto; min-width: 0; min-height: 0; padding: 7px; background: var(--white); border: 1px solid var(--line); border-radius: 13px; }
.showcase-item:hover, .product-card:hover { border-color: #bfdbfe; }
.showcase-item img { width: 100%; height: 100%; min-height: 0; object-fit: contain; }
.showcase-item span { padding: 5px 3px 1px; font-size: .72rem; line-height: 1.25; font-weight: 750; }
.showcase-abacalamp { grid-row: span 2; }
.showcase-notebook { grid-column: span 2; }
.section { padding: clamp(38px, 4vw, 64px) 0; }
.section-heading { margin-bottom: 20px; }
.section-heading h2 { margin: 7px 0 0; font-size: clamp(2rem, 3.6vw, 3.15rem); letter-spacing: -.05em; font-weight: 800; }
.section-heading > p:not(.eyebrow), .split-heading h2 + p { margin-top: 11px; color: var(--muted); }
.product-section, .about-section, .contact-section { background: var(--soft); }
.split-heading { display: flex; align-items: end; justify-content: space-between; gap: 12px 24px; flex-wrap: wrap; }
.collection-count, .availability { display: inline-flex; align-items: center; gap: 7px; border-radius: 999px; font-size: .78rem; font-weight: 700; }
.collection-count { padding: 7px 12px; color: #1d4ed8; background: #eff6ff; border: 1px solid #dbeafe; }
.product-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); grid-auto-rows: 1fr; gap: clamp(12px, 1.5vw, 20px); }
.product-card { display: flex; flex-direction: column; min-width: 0; padding: 11px; border-radius: 18px; }
.product-image { position: relative; display: block; flex: none; aspect-ratio: 1.4; background: var(--white); border-radius: 11px; border: 1px solid #edf2f7; }
.product-image img { position: absolute; inset: 0; width: 100%; height: 100%; padding: 9px; object-fit: contain; }
.product-card-body { display: flex; flex: 1; flex-direction: column; align-items: stretch; gap: 6px; padding: 11px 3px 3px; }
.product-card h3 { min-height: 2.3em; font-size: 1rem; font-weight: 750; letter-spacing: -.017em; }
.product-meta { display: flex; justify-content: space-between; flex-wrap: wrap; align-items: center; gap: 4px 8px; }
.product-price { font-size: .93rem; font-weight: 800; line-height: 1.35; }
.price-pending { font-size: .83rem; color: #475569; font-weight: 650; }
.availability { padding: 3px 8px; color: #475569; background: #e2e8f0; font-size: .7rem; }
.availability.available { color: #166534; background: #dcfce7; }
.product-note { color: #475569; font-size: .76rem; }
.product-button { margin-top: auto; color: #1d4ed8; background: #eff6ff; border-color: #dbeafe; }
.product-button:hover { background: #dbeafe; border-color: #bfdbfe; }
.info-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(12px, 2vw, 26px); margin: 0; padding: 0; list-style: none; }
.info-card { display: flex; flex-direction: column; align-items: flex-start; padding: clamp(17px, 2vw, 26px); border-radius: 19px; }
.icon-tile { display: grid; place-items: center; flex: none; width: 45px; height: 45px; border-radius: 12px; color: #1d4ed8; background: #eff6ff; border: 1px solid #dbeafe; }
.icon-tile .icon { width: 22px; height: 22px; }
.step-top { display: flex; width: 100%; align-items: center; justify-content: space-between; }
.step-number { color: var(--muted); font-weight: 800; font-size: .71rem; letter-spacing: .08em; }
.info-card h3 { margin-top: 14px; font-size: 1.18rem; }
.info-card p { margin: 8px 0 12px; color: var(--muted); }
.step-grid p { margin-bottom: 0; }
.text-link { display: inline-flex; align-items: center; gap: 7px; color: #1d4ed8; font-size: .87rem; font-weight: 750; }
.text-link:hover { text-decoration: underline; text-underline-offset: 3px; }
.info-card .text-link { margin-top: auto; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(24px, 5vw, 70px); align-items: center; }
.about-visual { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; padding: 12px; border-radius: 20px; }
.about-visual img { width: 100%; height: clamp(125px, 17vw, 206px); object-fit: contain; background: #fff; border: 1px solid #edf2f7; border-radius: 12px; }
.about-copy { margin: 0; }
.about-copy .text-link { margin-top: 17px; }
.contact-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(20px, 4vw, 56px); align-items: center; padding: clamp(18px, 3vw, 40px); border-radius: 20px; }
.contact-grid .section-heading { margin: 0; }
.location { display: flex; align-items: center; gap: 7px; font-weight: 650; }
.location .icon { color: var(--blue); }
.contact-links { display: grid; gap: 9px; }
.contact-links a { display: flex; align-items: center; gap: 12px; padding: 9px 12px; border-radius: 12px; border: 1px solid var(--line); background: var(--white); }
.contact-links a:hover { border-color: #bfdbfe; background: #f8fbff; }
.contact-links a > .icon { margin-left: auto; color: var(--blue); }
.contact-label { display: grid; line-height: 1.35; min-width: 0; overflow-wrap: anywhere; }
.contact-label small { color: var(--muted); margin-top: 3px; }
.social-mark { font-size: 1.23rem; font-weight: 800; }
.site-footer { background: var(--ink); color: #e2e8f0; padding: 36px 0 0; }
.site-footer :focus-visible { outline-color: #67e8f9; }
.site-footer .brand { color: var(--white); }
.footer-grid { display: grid; grid-template-columns: 1.4fr .85fr 1.2fr .8fr; gap: 28px; }
.footer-grid h2, .footer-grid h3 { font-size: .96rem; color: var(--white); margin-bottom: 11px; }
.footer-grid ul { padding: 0; margin: 0; list-style: none; }
.footer-grid p, .footer-grid li, .footer-bottom { font-size: .85rem; color: #cbd5e1; }
.footer-grid p { margin-top: 13px; max-width: 31ch; }
.footer-grid li { margin: 0 0 6px; }
.footer-grid a:hover, .footer-bottom a:hover { color: #67e8f9; }
.footer-bottom { display: flex; justify-content: space-between; gap: 10px 18px; flex-wrap: wrap; margin-top: 24px; padding: 14px 0; border-top: 1px solid #334155; }
@media (max-width: 960px) {
    .wrap { width: calc(100% - 44px); }
    .header-row { gap: 18px; }
    .nav-link { padding-inline: 9px; }
    .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
    html { --landing-header-fallback: 67px; }
    .header-row { position: relative; flex-wrap: wrap; justify-content: space-between; min-height: 66px; padding-block: 8px; }
    .menu-toggle { display: grid; }
    .site-nav { flex: 1 0 100%; flex-wrap: wrap; }
    .nav-links, .nav-actions { flex-wrap: wrap; }
    .navigation-ready .site-nav { display: none; position: absolute; top: calc(100% + 6px); inset-inline: 0; max-height: calc(100dvh - var(--landing-header-height, var(--landing-header-fallback)) - 12px); overflow-y: auto; padding: 12px; background: var(--white); border: 1px solid var(--line); border-radius: 15px; box-shadow: var(--glass-shadow); }
    .navigation-open .site-nav, .navigation-ready .nav-links { display: grid; }
    .navigation-ready .nav-actions { display: grid; grid-template-columns: 1fr 1fr; padding-top: 7px; border-top: 1px solid var(--line); }
    .hero-grid { grid-template-columns: 1fr 1fr; }
    .hero h1 { font-size: clamp(2.2rem, 5.4vw, 3.6rem); }
}
@media (max-width: 660px) {
    .wrap { width: calc(100% - 32px); }
    .hero { padding: 32px 0 34px; }
    .hero-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; }
    .hero-grid { gap: 20px; }
    .hero h1 { font-size: clamp(2.45rem, 8.8vw, 3.45rem); margin-block: 14px; }
    .hero-eyebrow { letter-spacing: .06em; font-size: .66rem; }
    .hero-actions { margin-top: 19px; }
    .hero-actions .button { padding-inline: 13px; }
    .hero-features { margin-top: 16px; }
    .showcase { padding: 10px; border-radius: 17px; }
    .showcase-heading { padding-bottom: 7px; }
    .showcase-grid { height: clamp(216px, 59vw, 300px); gap: 7px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .showcase-abacalamp { grid-row: auto; }
    .showcase-notebook { grid-column: auto; }
    .product-card { padding: 7px; border-radius: 13px; }
    .product-image { aspect-ratio: 1.32; }
    .product-image img { padding: 5px; }
    .product-card-body { padding: 9px 2px 2px; }
    .product-card h3 { font-size: .9rem; }
    .product-meta { display: grid; justify-items: start; gap: 4px; }
    .product-price { font-size: .83rem; }
    .product-button { font-size: .76rem; padding-inline: 5px; gap: 5px; }
    .product-note { font-size: .72rem; }
    .info-grid { grid-template-columns: 1fr; }
    .about-copy { grid-row: 1; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
}
@media (max-width: 355px) {
    .product-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
    html.landing-anchor-scroll { scroll-behavior: auto; }
    .button { transition: none; }
}