:root {
    --primary: #0e4c31;
    --green: #197149;
    --light: #7dbb9e;
    --navy: #152435;
    --dark: #09141d;
    --background: #f3f4f4;
    --surface: #fff;
    --text: #1f2937;
    --muted: #526174;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 110px; }
body { margin: 0; background: var(--surface); color: var(--text); font-family: 'Segoe UI', system-ui, sans-serif; line-height: 1.65; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
a:focus-visible { outline: 3px solid var(--green); outline-offset: 6px; border-radius: 3px; }
.container { width: min(1160px, calc(100% - 64px)); margin-inline: auto; }
.skip-link { position: fixed; top: -100px; left: 16px; padding: 12px 20px; background: var(--surface); color: var(--primary); z-index: 100; }
.skip-link:focus { top: 12px; }
.site-header { position: sticky; top: 0; z-index: 20; background: var(--surface); border-bottom: 1px solid #e6ebe8; }
.header-inner { min-height: 88px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; font-size: 1.25rem; color: var(--primary); white-space: nowrap; letter-spacing: -.04em; }
.brand img { object-fit: contain; }
.brand strong { font-weight: 750; }
nav { display: flex; align-items: center; gap: 32px; font-size: .92rem; font-weight: 600; }
nav a { padding: 8px 0; }
nav a:hover, .text-link:hover { color: var(--green); text-decoration: underline; text-underline-offset: 5px; }
nav .client-access { padding: 9px 16px; border-radius: 6px; background: var(--primary); color: var(--surface); white-space: nowrap; }
nav a.client-access:hover { background: var(--green); color: var(--surface); text-decoration: none; }
nav .client-access[aria-disabled="true"] { background: var(--background); color: var(--muted); cursor: not-allowed; }
.hero { background: linear-gradient(115deg, #f6f8f5, #edf4ef); overflow: hidden; }
.hero-grid { min-height: 640px; display: grid; grid-template-columns: 1.12fr 1fr; align-items: center; gap: 48px; padding-block: 72px; }
.eyebrow { margin: 0 0 18px; color: var(--primary); font-size: .75rem; font-weight: 750; text-transform: uppercase; letter-spacing: .16em; }
h1, h2, h3 { color: var(--navy); line-height: 1.14; letter-spacing: -.045em; }
h1 { font-size: clamp(2.8rem, 5.3vw, 4.6rem); margin: 0 0 26px; font-weight: 750; }
h1 span { color: var(--primary); }
h2 { font-size: clamp(2rem, 3.2vw, 2.8rem); margin: 0 0 22px; font-weight: 650; }
h3 { margin: 0 0 16px; font-size: 2rem; font-weight: 650; }
p { margin: 0 0 18px; }
.hero-description { max-width: 500px; color: var(--muted); font-size: 1.1rem; }
.hero-actions { display: flex; align-items: center; gap: 26px; flex-wrap: wrap; margin-top: 32px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 18px; padding: 14px 22px; border-radius: 6px; font-size: .9rem; font-weight: 650; }
.button-primary { background: var(--primary); color: var(--surface); }
.button-primary:hover { background: var(--green); }
.text-link { display: inline-flex; align-items: center; gap: 12px; color: var(--primary); font-size: .9rem; font-weight: 650; }
.hero-caption { margin-top: 38px; display: flex; gap: 10px; align-items: center; font-size: .8rem; color: var(--muted); }
.status-dot { width: 7px; height: 7px; background: var(--green); border-radius: 50%; }
.hero-art { position: relative; isolation: isolate; }
.art-ring { position: absolute; inset: 8% 0 0; border: 1px solid #c5dcd0; border-radius: 50%; z-index: -1; }
.art-ring::after { content: ''; position: absolute; inset: 28px; border-radius: 50%; background: #e1eee5; }
.product-illustration { width: 100%; height: auto; }
.art-label { display: block; text-align: center; color: var(--primary); font-size: .76rem; letter-spacing: .04em; }
.section { padding-block: 88px; }
.about-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 80px; }
.about-copy { color: var(--muted); font-size: 1.02rem; }
.about-copy p:last-child { margin-bottom: 0; }
.products-section { background: var(--background); }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 48px; margin-bottom: 36px; }
.section-heading h2 { max-width: 500px; margin-bottom: 0; }
.section-heading > p { max-width: 310px; color: var(--muted); font-size: .95rem; margin-bottom: 0; }
.product-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.product-card { padding: 36px; border: 1px solid #dce6df; background: var(--surface); border-radius: 14px; }
.product-card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 32px; }
.product-number { font-size: .73rem; letter-spacing: .12em; font-weight: 700; color: var(--primary); }
.product-symbol { display: grid; place-items: center; width: 46px; height: 46px; background: #edf5ef; color: var(--primary); font-size: 1.6rem; border-radius: 12px; }
.product-card p { color: var(--muted); max-width: 390px; margin-bottom: 28px; }
.product-card-dark { background: var(--navy); border-color: var(--navy); }
.product-card-dark h3 { color: var(--surface); }
.product-card-dark p { color: #d1dce4; }
.product-card-dark .product-number, .product-card-dark .text-link { color: #b4deca; }
.product-card-dark .product-symbol { background: #263c4c; color: #b4deca; }
.product-note { color: var(--muted); font-size: .8rem; margin: 20px 0 0; }
.attention-panel { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; border: 1px solid #dce6df; border-radius: 16px; padding: 48px; }
.attention-panel > div > p:last-child { color: var(--muted); margin: 0; }
.contact-form-panel { min-width: 0; }
.contact-form { display: grid; gap: 18px; }
.contact-form label { display: block; margin-bottom: 6px; font-size: .9rem; font-weight: 650; }
.contact-form input, .contact-form textarea { width: 100%; padding: 11px 12px; border: 1px solid #b8c9be; border-radius: 6px; background: var(--surface); color: var(--text); font: inherit; }
.contact-form textarea { resize: vertical; }
.contact-form input:focus-visible, .contact-form textarea:focus-visible, .contact-form button:focus-visible { outline: 3px solid var(--light); outline-offset: 2px; }
.contact-form button { border: 0; cursor: pointer; font-family: inherit; justify-self: start; }
.contact-form .contact-help { color: var(--muted); font-size: .8rem; margin: 0; }
.contact-trap { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
.contact-status { padding: 12px 16px; border-radius: 6px; font-size: .9rem; }
.contact-success { background: #edf5ef; color: var(--primary); border: 1px solid #b8c9be; }
.contact-error, .contact-form .validation-errors { color: #9b2525; }
.contact-form .validation-errors { margin: 0; padding-left: 20px; font-size: .85rem; }
.site-footer { background: var(--dark); color: #c3d1d8; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 24px; padding-block: 32px; }
.footer-brand { color: var(--surface); }
.footer-inner p { font-size: .9rem; margin: 0; }
.footer-inner small { font-size: .78rem; }

@media (max-width: 900px) {
    .hero-grid { gap: 16px; min-height: 560px; }
    .hero-actions { gap: 18px; }
    .about-grid { gap: 36px; }
    .attention-panel { gap: 32px; padding: 32px; }
    nav { gap: 20px; }
}

@media (max-width: 640px) {
    html { scroll-padding-top: 145px; }
    .container { width: calc(100% - 40px); }
    .header-inner { flex-direction: column; gap: 6px; padding-block: 12px; }
    .brand { font-size: 1.15rem; }
    .brand img { width: 36px; height: 36px; }
    nav { gap: 12px; font-size: .8rem; flex-wrap: wrap; justify-content: center; }
    .hero-grid { grid-template-columns: 1fr; padding-block: 44px; gap: 28px; }
    .hero-art { max-width: 350px; width: 100%; margin: auto; }
    .hero-description { font-size: 1rem; }
    .hero-caption { margin-top: 24px; }
    .section { padding-block: 56px; }
    .about-grid, .product-grid, .attention-panel { grid-template-columns: 1fr; }
    .about-grid { gap: 8px; }
    .section-heading { display: block; }
    .section-heading > p { max-width: none; margin-top: 20px; }
    .product-card { padding: 28px; }
    .attention-panel { padding: 26px; gap: 32px; }
    .footer-inner { flex-direction: column; gap: 12px; align-items: start; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
}