:root {
  --green: #075a3b;
  --green-deep: #053c2b;
  --green-muted: #e9f1eb;
  --ink: #0d1d20;
  --body: #253237;
  --ivory: #faf8f1;
  --cream: #f3f0e4;
  --line: #d9ddd4;
  --paper: #fffefb;
  --serif: Georgia, "Times New Roman", serif;
  --sans: Arial, Helvetica, sans-serif;
  --shadow: 0 8px 22px rgba(20, 32, 27, .08);
}

@font-face {
  font-family: "Vazirmatn";
  src: url("../fonts/Vazirmatn-Variable.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Cairo";
  src: url("../fonts/Cairo-Variable.ttf") format("truetype");
  font-weight: 200 1000;
  font-style: normal;
  font-display: swap;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; overflow-x: hidden; color: var(--body); background: var(--paper); font-family: var(--sans); font-size: 16px; line-height: 1.4; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
address { font-style: normal; }

.skip-link { position: absolute; top: -3.5rem; left: 1rem; z-index: 100; padding: .7rem 1rem; color: #fff; background: var(--green); border-radius: .3rem; transition: top .2s ease; }
.skip-link:focus { top: 1rem; }
.container { width: min(1180px, calc(100% - 64px)); margin: 0 auto; }
.section { padding: 66px 0; }
.section-tint { background: linear-gradient(180deg, #fafbf8, #f1f4ec); }
.eyebrow { margin: 0 0 8px; color: var(--green-deep); font-size: 10px; font-weight: 700; letter-spacing: .28em; line-height: 1.2; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1, h2 { color: var(--ink); font-family: var(--serif); letter-spacing: -.045em; }
h2 { margin-bottom: 8px; font-size: clamp(34px, 3vw, 50px); line-height: .98; }
h3 { color: var(--ink); }
p { margin-bottom: 0; }

.site-header { position: sticky; top: 0; z-index: 30; height: 58px; background: rgba(255, 255, 252, .94); border-bottom: 1px solid rgba(10, 70, 45, .10); backdrop-filter: blur(12px); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.brand { display: inline-grid; gap: 0; width: fit-content; color: var(--green); direction: ltr; line-height: 1; }
.brand-name { display: inline-flex; align-items: baseline; font-size: 28px; font-weight: 900; letter-spacing: -.075em; }
.brand-o { position: relative; display: inline-block; }
.brand-o::after { position: absolute; top: 54%; left: 51%; width: 5px; height: 6px; border: 1.45px solid currentColor; border-radius: 100% 0 100% 0; content: ""; transform: translate(-50%, -50%) rotate(-36deg); }
.brand-subtitle { padding-left: 5px; font-size: 7px; font-weight: 700; letter-spacing: .42em; }
.site-nav { display: flex; align-items: center; gap: 20px; font-size: 13px; font-weight: 500; }
.site-nav > a:not(.button) { position: relative; }
.site-nav > a:not(.button)::after { position: absolute; right: 0; bottom: -7px; left: 0; height: 1px; content: ""; background: var(--green); transform: scaleX(0); transform-origin: left; transition: transform .2s ease; }
.site-nav > a:not(.button):hover::after, .site-nav > a:not(.button):focus-visible::after { transform: scaleX(1); }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 9px; padding: 12px 19px; color: #fff; background: var(--green); border: 1px solid var(--green); border-radius: 999px; font-size: 14px; font-weight: 700; transition: background .2s ease, color .2s ease, transform .2s ease; }
.button:hover, .button:focus-visible { color: var(--green); background: transparent; transform: translateY(-1px); }
.button svg, .text-link svg, .inline-link svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.8; }
.button-small { padding: 9px 15px; font-size: 12px; }
.button-small svg { width: 15px; height: 15px; }
.language-switcher { display: inline-flex; align-items: center; gap: 2px; padding: 2px; background: #f0f4ef; border: 1px solid #d4ddd3; border-radius: 999px; direction: ltr; }
.language-switcher button { min-width: 24px; padding: 4px 5px; color: #5e7069; background: transparent; border: 0; border-radius: 999px; font-size: 9px; font-weight: 800; line-height: 1.2; cursor: pointer; }
.language-switcher button:hover, .language-switcher button:focus-visible { color: var(--green-deep); background: #fff; }
.language-switcher button[aria-pressed="true"] { color: #fff; background: var(--green); }
.menu-toggle { display: none; color: var(--green); background: none; border: 0; cursor: pointer; }

.hero { min-height: 500px; background: url("../images/hero-dates.webp") center center / cover no-repeat; }
.hero-content { display: flex; flex-direction: column; align-items: flex-start; justify-content: center; min-height: 500px; padding-block: 62px 44px; }
.hero .eyebrow { color: #394246; }
.hero h1 { max-width: 530px; margin-bottom: 12px; font-size: clamp(49px, 4.5vw, 76px); line-height: .91; }
.hero-copy { max-width: 485px; margin-bottom: 18px; color: #182426; font-size: 15px; line-height: 1.3; }

.principles-strip { background: #fff; border-bottom: 1px solid var(--line); }
.principles-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.principle-item { display: grid; grid-template-columns: 53px 1fr; gap: 15px; align-items: center; min-height: 104px; padding: 18px 30px; }
.principle-item + .principle-item { border-left: 1px solid var(--line); }
.principle-icon { width: 46px; height: 46px; fill: none; stroke: var(--green); stroke-linecap: round; stroke-linejoin: round; stroke-width: 3; }
.principle-item h2 { margin: 0 0 3px; font-family: var(--sans); font-size: 15px; letter-spacing: -.03em; line-height: 1.1; }
.principle-item p { max-width: 230px; font-size: 13px; line-height: 1.25; }

.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 14px; }
.products-heading h2 { display: flex; align-items: center; gap: 15px; }
.heading-rule { display: inline-block; width: 48px; height: 1px; background: #7c8987; }
.section-heading > div > p { font-size: 15px; }
.text-link, .inline-link { display: inline-flex; align-items: center; gap: 7px; width: fit-content; color: var(--green-deep); font-size: 13px; font-weight: 700; }
.outlined-link { flex: 0 0 auto; padding: 8px 17px; border: 1px solid #789083; border-radius: 999px; }
.outlined-link:hover, .outlined-link:focus-visible { color: #fff; background: var(--green); border-color: var(--green); }

.products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 11px; }
.product-card { overflow: hidden; min-width: 0; background: #f5f6f3; border-radius: 7px; box-shadow: 0 2px 7px rgba(17, 33, 27, .035); }
.product-card > img {
  display: block;
  width: 100%;
  height: auto !important;
  max-height: none;
  object-fit: contain;
}
.product-copy { min-height: 67px; padding: 7px 15px 9px; }
.product-copy h3 { margin: 0 0 2px; font-size: 15px; line-height: 1.1; letter-spacing: -.03em; }
.product-copy p { font-size: 12px; line-height: 1.15; }

.production { padding-block: 57px; }
.production-grid { display: grid; grid-template-columns: .78fr 1.22fr; gap: 48px; align-items: center; }
.production-copy { padding-bottom: 8px; }
.production-copy > p:not(.eyebrow) { margin: 8px 0 10px; font-size: 15px; line-height: 1.34; }
.inline-link { padding-bottom: 2px; border-bottom: 1px solid currentColor; }
.site-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 13px; }
.site-card { overflow: hidden; background: #fff; border-radius: 7px; box-shadow: var(--shadow); }
.site-card > img {
  display: block;
  width: 100%;
  height: auto !important;
  max-height: none;
  object-fit: contain;
}
.site-card-label { display: flex; align-items: center; gap: 9px; padding: 7px 12px 9px; }
.site-card-label svg { flex: 0 0 29px; width: 29px; height: 29px; fill: var(--green); stroke: #fff; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.6; }
.site-card-label h3 { margin: 0 0 1px; font-size: 13px; line-height: 1.1; }
.site-card-label p { color: #566461; font-size: 11px; }

.research { padding-block: 0; }
.research-grid { display: grid; grid-template-columns: 1fr 1.03fr; align-items: stretch; }
.research-visual { min-height: 345px; margin: 0; overflow: hidden; }
.research-visual img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.research-content { padding: 44px 0 35px 35px; }
.research-content > p:not(.eyebrow) { max-width: 580px; margin: 11px 0 20px; font-size: 15px; line-height: 1.3; }
.capability-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.capability-card { display: grid; grid-template-columns: 38px 1fr; gap: 7px; align-items: center; min-height: 92px; padding: 12px 11px; background: #f4f5f1; border-radius: 5px; }
.capability-card svg { width: 34px; height: 34px; fill: none; stroke: var(--green); stroke-linecap: round; stroke-linejoin: round; stroke-width: 2.2; }
.capability-card h3 { margin: 0 0 3px; font-size: 12px; line-height: 1.1; }
.capability-card p { font-size: 11px; line-height: 1.16; }

.commitment { position: relative; overflow: hidden; min-height: 268px; background: #e3dfc5; }
.commitment-backdrop { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(255, 250, 232, .80), rgba(250, 244, 215, .58), rgba(255, 250, 232, .80)), url("../images/hero-dates.webp") center 26% / cover no-repeat; filter: saturate(.74); }
.commitment-content { position: relative; padding-block: 34px 39px; text-align: center; }
.commitment-content .eyebrow { margin-bottom: 5px; }
.commitment-content h2 { margin-bottom: 18px; font-size: clamp(30px, 2.7vw, 42px); }
.commitment-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 13px; text-align: left; }
.commitment-card { display: grid; grid-template-columns: 48px 1fr; gap: 14px; align-items: center; min-height: 90px; padding: 16px 19px; background: rgba(255, 255, 255, .94); border: 1px solid rgba(255, 255, 255, .8); border-radius: 7px; box-shadow: 0 5px 12px rgba(29, 37, 23, .10); }
.commitment-card svg { width: 45px; height: 45px; fill: none; stroke: var(--green); stroke-linecap: round; stroke-linejoin: round; stroke-width: 2.4; }
.commitment-card h3 { margin: 0 0 3px; font-size: 15px; line-height: 1.1; }
.commitment-card p { font-size: 12px; line-height: 1.2; }

.contact { padding-block: 55px; background: var(--paper); }
.contact-panel { display: grid; grid-template-columns: .82fr 1.18fr; gap: 65px; padding: 34px 39px; color: #ecf2ea; background: var(--green-deep); border-radius: 8px; }
.contact-panel .eyebrow { color: #a9cbb6; }
.contact-panel h2 { margin-bottom: 10px; color: #fff; }
.contact-intro > p:not(.eyebrow) { max-width: 405px; font-size: 15px; line-height: 1.35; }
.contact-details { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; align-content: center; }
.contact-item { display: grid; grid-template-columns: 34px minmax(0, 1fr); gap: 11px; align-items: center; min-height: 79px; padding: 13px 14px; color: #eff5ef; background: rgba(255, 255, 255, .065); border: 1px solid rgba(211, 231, 215, .17); border-radius: 7px; font-size: 13px; line-height: 1.3; transition: background .18s ease, border-color .18s ease; }
.contact-address { grid-column: 1 / -1; min-height: 84px; }
.contact-item[href]:hover, .contact-item[href]:focus-visible { color: #fff; background: rgba(255, 255, 255, .12); border-color: rgba(211, 231, 215, .35); text-decoration: none; }
.contact-icon { display: grid; place-items: center; width: 32px; height: 32px; color: #d3ead9; background: rgba(255, 255, 255, .08); border-radius: 50%; }
.contact-icon svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.75; }
.contact-text { display: grid; gap: 3px; min-width: 0; }
.contact-label { color: #a9cbb6; font-size: 10px; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; }
.contact-value { color: #fff; font-size: 13px; font-weight: 600; line-height: 1.34; overflow-wrap: anywhere; }
.phone-number { direction: ltr; unicode-bidi: isolate; white-space: nowrap; }

.site-footer { padding-top: 37px; background: #fff; border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: .85fr 1.3fr .8fr 1.25fr; gap: 36px; }
.footer-brand .brand { margin-bottom: 22px; }
.footer-tagline { color: #263637; font-size: 15px; line-height: 1.25; }
.site-footer h2 { margin: 0 0 5px; color: var(--ink); font-family: var(--sans); font-size: 14px; letter-spacing: -.03em; line-height: 1.1; }
.footer-copy p, .footer-links a, .footer-contact { font-size: 12px; line-height: 1.3; }
.footer-copy p + p { margin-top: 9px; }
.footer-links { display: grid; align-content: start; gap: 1px; }
.footer-links a { width: fit-content; }
.footer-links a:hover, .footer-links a:focus-visible, .footer-contact a:hover, .footer-contact a:focus-visible { color: var(--green); text-decoration: underline; }
.footer-contact { display: grid; align-content: start; gap: 7px; }
.footer-contact a { width: fit-content; }
.footer-bottom { display: flex; justify-content: space-between; gap: 15px; margin-top: 29px; padding: 14px 0 16px; color: #61706d; border-top: 1px solid #e2e5df; font-size: 11px; }
.footer-bottom a:hover, .footer-bottom a:focus-visible { color: var(--green); text-decoration: underline; }

html[dir="rtl"] body { font-family: Tahoma, Arial, sans-serif; }
html[dir="rtl"] h1, html[dir="rtl"] h2 { font-family: Tahoma, Arial, sans-serif; letter-spacing: -.025em; }
html[dir="rtl"] .eyebrow { letter-spacing: .08em; }
html[dir="rtl"] .site-nav > a:not(.button)::after { transform-origin: right; }
html[dir="rtl"] .button svg, html[dir="rtl"] .text-link svg, html[dir="rtl"] .inline-link svg { transform: rotate(180deg); }
html[dir="rtl"] .site-card-label, html[dir="rtl"] .contact-item, html[dir="rtl"] .capability-card, html[dir="rtl"] .principle-item, html[dir="rtl"] .commitment-card { direction: rtl; }
html[dir="rtl"] .hero-content { direction: ltr; }
html[dir="rtl"] .hero-content > * { direction: rtl; text-align: right; }
html[lang="fa"] body { font-family: "Vazirmatn", Tahoma, Arial, sans-serif; font-feature-settings: "ss01" 1; }
html[lang="fa"] h1, html[lang="fa"] h2 { font-family: "Vazirmatn", Tahoma, Arial, sans-serif; font-weight: 800; letter-spacing: -.04em; line-height: 1.08; }
html[lang="fa"] h3 { font-family: "Vazirmatn", Tahoma, Arial, sans-serif; font-weight: 750; }
html[lang="ar"] body { font-family: "Cairo", Tahoma, Arial, sans-serif; }
html[lang="ar"] h1, html[lang="ar"] h2 { font-family: "Cairo", Tahoma, Arial, sans-serif; font-weight: 800; letter-spacing: -.04em; line-height: 1.08; }
html[lang="ar"] h3 { font-family: "Cairo", Tahoma, Arial, sans-serif; font-weight: 750; }
html[dir="rtl"] .research-grid { column-gap: 24px; }
html[dir="rtl"] .research-content { padding: 44px 32px 35px 0; }

:focus-visible { outline: 3px solid #88b49a; outline-offset: 3px; }

@media (max-width: 1030px) {
  .container { width: min(100% - 48px, 1080px); }
  .site-nav { gap: 12px; }
  .production-grid { gap: 30px; }
  .research-content { padding-left: 27px; }
  html[dir="rtl"] .research-grid { column-gap: 16px; }
  html[dir="rtl"] .research-content { padding-left: 0; padding-right: 26px; }
  .contact-panel { gap: 36px; }
  .contact-details { gap: 10px; }
}

@media (max-width: 820px) {
  .site-header { height: 62px; }
  .menu-toggle { display: grid; gap: 5px; width: 37px; padding: 8px 3px; }
  .menu-toggle span { display: block; width: 28px; height: 2px; background: currentColor; transition: transform .2s ease, opacity .2s ease; }
  .menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .site-nav { position: absolute; top: calc(100% + 1px); right: 0; left: 0; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 11px 24px 18px; background: rgba(255,255,252,.98); border-bottom: 1px solid var(--line); box-shadow: 0 13px 20px rgba(18, 36, 27, .08); }
  .site-nav.is-open { display: flex; }
  .site-nav > a:not(.button) { padding: 10px 0; }
  .site-nav > a:not(.button)::after { display: none; }
  .site-nav .language-switcher { width: fit-content; margin: 7px 0; }
  .nav-cta { margin-top: 7px; }
  .hero, .hero-content { min-height: 450px; }
  .hero { background-position: 60% center; }
  .hero-content { padding-block: 44px 36px; }
  .hero h1 { font-size: clamp(45px, 8vw, 65px); }
  .principles-grid { grid-template-columns: 1fr; }
  .principle-item { min-height: 84px; padding: 15px 18px; }
  .principle-item + .principle-item { border-top: 1px solid var(--line); border-left: 0; }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .production-grid { grid-template-columns: 1fr; }
  .production-copy { max-width: 670px; }
  .research-grid { grid-template-columns: 1fr; }
  .research-visual { min-height: 270px; }
  .research-content { padding: 34px 0 45px; }
  .capability-grid { grid-template-columns: repeat(3, 1fr); }
  .contact-panel { grid-template-columns: 1fr; gap: 25px; }
  .contact-details { grid-template-columns: repeat(2, minmax(0, 1fr)); padding-top: 0; }
  .footer-grid { grid-template-columns: 1fr 1.2fr 1fr; }
  .footer-contact { grid-column: 2 / 4; }
}

@media (max-width: 620px) {
  .container { width: min(100% - 32px, 620px); }
  .section { padding-block: 48px; }
  .hero, .hero-content { min-height: 495px; }
  .hero { background-position: 48% center; }
  .hero-content { justify-content: flex-start; padding-top: 54px; }
  .hero h1 { max-width: 285px; font-size: 47px; }
  .hero-copy { max-width: 272px; font-size: 14px; }
  .button { padding: 11px 16px; font-size: 13px; }
  .section-heading { align-items: flex-start; flex-direction: column; gap: 13px; }
  .products-heading h2 { font-size: 40px; }
  .section-heading > div > p { font-size: 14px; }
  .products-grid { grid-template-columns: 1fr; gap: 12px; }
  .product-card > img { height: auto !important; }
  .product-copy { min-height: 62px; padding-inline: 13px; }
  .production { padding-block: 44px; }
  .site-cards { grid-template-columns: 1fr; }
  .site-card > img { height: auto !important; }
  .research-visual { min-height: 215px; margin-inline: -16px; }
  .research-content { padding-block: 36px 0; }
  .capability-grid { grid-template-columns: 1fr; }
  .capability-card { min-height: 78px; }
  .commitment-content { padding-block: 38px; }
  .commitment-content h2 { margin-inline: auto; max-width: 350px; font-size: 32px; }
  .commitment-grid { grid-template-columns: 1fr; }
  .commitment-card { min-height: 81px; padding: 13px 16px; }
  .contact { padding-block: 44px; }
  .contact-panel { padding: 28px 22px; }
  .contact-details { grid-template-columns: 1fr; gap: 10px; }
  .contact-address { grid-column: auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 29px 20px; }
  .footer-copy { grid-column: 2; }
  .footer-links { grid-column: 1; }
  .footer-contact { grid-column: 2; }
  .footer-bottom { align-items: flex-start; flex-direction: column; margin-top: 23px; }
}

@media (max-width: 390px) {
  .hero h1 { font-size: 42px; }
  .brand-name { font-size: 25px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-copy, .footer-links, .footer-contact { grid-column: auto; }
}