/* FARGARD public website styles.
   Colours come from the logo: green #25d366, with deep navy as the partner. */
:root {
  --fg-green: #25d366;        /* exact logo green: backgrounds, icons, highlights */
  --fg-green-dark: #0e7a3a;   /* darker shade for buttons/links that carry text */
  --fg-green-soft: #e9fbf0;
  --fg-navy: #0b1f3a;
  --fg-navy-2: #12305a;
  --fg-gray: #f4f6f9;
  --fg-text: #1c2b3f;
  --fg-muted: #5c6b7f;
  --fg-radius: 14px;
  --fg-shadow: 0 10px 30px rgba(11, 31, 58, .08);
  --bs-primary: #0e7a3a;
  --bs-link-color: #0e7a3a;
  --bs-link-hover-color: #0a5c2c;
  --bs-body-color: #1c2b3f;
  --bs-body-font-family: "Inter", "Vazirmatn", system-ui, -apple-system, "Segoe UI", sans-serif;
}
html[lang="fa"] { --bs-body-font-family: "Vazirmatn", "Inter", Tahoma, sans-serif; }
html { scroll-behavior: smooth; }
body { line-height: 1.75; }
html[lang="fa"] body { line-height: 2; }
h1, h2, h3, h4 { color: var(--fg-navy); font-weight: 700; }
a { color: var(--fg-green-dark); text-decoration: none; }
a:hover { color: #0a5c2c; }
:focus-visible { outline: 3px solid var(--fg-green); outline-offset: 2px; }

/* ---- buttons ---- */
.btn-fg {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .65rem 1.5rem; border-radius: 999px; border: 2px solid var(--fg-green-dark);
  background: var(--fg-green-dark); color: #fff; font-weight: 600; cursor: pointer;
  transition: transform .2s, box-shadow .2s, background .2s, color .2s;
}
.btn-fg:hover { background: #0a5c2c; border-color: #0a5c2c; color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(14, 122, 58, .3); }
.btn-fg.lg { padding: .85rem 2rem; font-size: 1.05rem; }
.btn-fg.outline { background: transparent; color: var(--fg-green-dark); }
.btn-fg.outline:hover { background: var(--fg-green-dark); color: #fff; }
.btn-fg.navy { background: var(--fg-navy); border-color: var(--fg-navy); }
.btn-fg.navy:hover { background: var(--fg-navy-2); border-color: var(--fg-navy-2); box-shadow: 0 8px 20px rgba(11, 31, 58, .3); }
.btn-fg.ghost { background: transparent; border-color: rgba(255, 255, 255, .7); color: #fff; }
.btn-fg.ghost:hover { background: #fff; border-color: #fff; color: var(--fg-navy); box-shadow: none; }
.btn-fg:disabled { opacity: .6; cursor: wait; transform: none; }

/* ---- header ---- */
.site-header { background: rgba(255, 255, 255, .96); backdrop-filter: blur(8px); box-shadow: 0 2px 16px rgba(11, 31, 58, .07); }
.navbar { padding-block: .6rem; }
/* Header layout: Persian = menu on the right, logo on the left.
   English = menu on the left, logo on the right. */
.navbar > .container { flex-direction: row-reverse; }
.navbar-brand { display: flex; align-items: center; gap: .6rem; }
.brand-word { font-family: "Inter", sans-serif; font-weight: 700; letter-spacing: .18em; color: var(--fg-navy); font-size: 1.25rem; }
.navbar .nav-link { color: var(--fg-navy); font-weight: 500; padding: .5rem .9rem !important; position: relative; }
.navbar .nav-link::after { content: ""; position: absolute; inset-inline: .9rem; bottom: .2rem; height: 3px; border-radius: 3px; background: var(--fg-green); transform: scaleX(0); transition: transform .25s; }
.navbar .nav-link:hover::after, .navbar .nav-link.active::after { transform: scaleX(1); }
.navbar .nav-link.active { color: var(--fg-green-dark); }
.lang-switch { display: inline-flex; border: 1px solid #d5dce6; border-radius: 999px; overflow: hidden; font-size: .9rem; }
.lang-switch a { padding: .3rem .9rem; color: var(--fg-navy); font-weight: 600; }
.lang-switch a.active { background: var(--fg-navy); color: #fff; }

/* ---- hero ---- */
.hero { position: relative; min-height: min(86vh, 760px); display: flex; align-items: center; background: var(--fg-navy) center/cover no-repeat; color: #fff; padding-block: 6rem; }
.hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(7, 20, 40, .9) 0%, rgba(11, 31, 58, .72) 55%, rgba(11, 31, 58, .35) 100%); }
[dir="rtl"] .hero::before { background: linear-gradient(260deg, rgba(7, 20, 40, .9) 0%, rgba(11, 31, 58, .72) 55%, rgba(11, 31, 58, .35) 100%); }
.hero .container { position: relative; }
.hero-inner { max-width: 720px; animation: rise .8s ease both; }
.hero-kicker { display: inline-block; padding: .3rem 1rem; border-radius: 999px; background: rgba(37, 211, 102, .16); border: 1px solid rgba(37, 211, 102, .5); color: #7df0a8; font-weight: 600; font-size: .9rem; margin-bottom: 1.25rem; }
.hero h1 { color: #fff; font-size: clamp(2rem, 4.6vw, 3.4rem); line-height: 1.25; margin-bottom: 1.25rem; }
html[lang="fa"] .hero h1 { line-height: 1.6; }
.hero .lead { color: rgba(255, 255, 255, .86); font-size: 1.15rem; margin-bottom: 2rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }
.hero .btn-fg.lg:not(.ghost) { background: var(--fg-green); border-color: var(--fg-green); color: var(--fg-navy); }
.hero .btn-fg.lg:not(.ghost):hover { background: #fff; border-color: #fff; }
@keyframes rise { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }

/* ---- sections ---- */
.section { padding-block: 5rem; }
.bg-soft { background: var(--fg-gray); }
.section-navy { background: var(--fg-navy) url("../images/hero-default.svg") center/cover; }
.section-title { text-align: center; margin-bottom: 3rem; }
.section-title h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: .5rem; position: relative; padding-bottom: 1rem; }
.section-title h2::after { content: ""; position: absolute; bottom: 0; left: 50%; width: 64px; height: 4px; margin-left: -32px; border-radius: 4px; background: var(--fg-green); }
.section-title p { color: var(--fg-muted); margin: .75rem 0 0; }
.eyebrow { color: var(--fg-green-dark); font-weight: 700; letter-spacing: .04em; display: block; margin-bottom: .5rem; }
.h-display { font-size: clamp(1.5rem, 3vw, 2.1rem); margin-bottom: 1rem; }
.page-header { background: var(--fg-navy) url("../images/hero-default.svg") center/cover; color: #fff; padding-block: 4rem; text-align: center; }
.page-header h1 { color: #fff; font-size: clamp(1.8rem, 4vw, 2.6rem); margin: 0; }
.page-header p { color: rgba(255, 255, 255, .8); margin: .75rem auto 0; max-width: 720px; }
.about-logo { background: #fff; border-radius: 24px; padding: 2.5rem; box-shadow: var(--fg-shadow); display: inline-block; border: 1px solid #e6ebf2; }
.about-logo img { max-width: 100%; width: 320px; height: auto; }
.slogan { border-inline-start: 5px solid var(--fg-green); background: var(--fg-green-soft); padding: 1.25rem 1.5rem; border-radius: 0 var(--fg-radius) var(--fg-radius) 0; font-weight: 700; color: var(--fg-navy); font-size: 1.15rem; margin-top: 1.5rem; }
[dir="rtl"] .slogan { border-radius: var(--fg-radius) 0 0 var(--fg-radius); }
.slogan small { display: block; color: var(--fg-green-dark); font-weight: 600; font-size: .85rem; }

/* ---- cards ---- */
.card-fg { background: #fff; border-radius: var(--fg-radius); overflow: hidden; box-shadow: var(--fg-shadow); border: 1px solid #e9eef4; display: flex; flex-direction: column; transition: transform .25s, box-shadow .25s; }
.card-fg:hover { transform: translateY(-6px); box-shadow: 0 18px 40px rgba(11, 31, 58, .14); }
.card-img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; display: block; }
.card-img-empty { display: flex; align-items: center; justify-content: center; background: var(--fg-green-soft); color: var(--fg-green-dark); font-size: 3rem; }
.card-body-fg { padding: 1.5rem; display: flex; flex-direction: column; flex: 1; }
.card-body-fg h3 { font-size: 1.2rem; margin-bottom: .5rem; }
.card-body-fg h3 a { color: inherit; }
.card-body-fg p { color: var(--fg-muted); flex: 1; margin-bottom: 1rem; }
.icon-badge { width: 60px; height: 60px; border-radius: 16px; background: var(--fg-green-soft); color: var(--fg-green-dark); display: inline-flex; align-items: center; justify-content: center; font-size: 1.7rem; margin-bottom: 1rem; flex-shrink: 0; }
.icon-badge.sm { width: 44px; height: 44px; font-size: 1.15rem; border-radius: 12px; margin: 0; line-height: 1; }
.link-more { font-weight: 600; color: var(--fg-green-dark); display: inline-flex; align-items: center; gap: .4rem; }
.link-more .bi { transition: transform .2s; }
.link-more:hover .bi { transform: translateX(4px); }
[dir="rtl"] .link-more .bi { transform: scaleX(-1); }
[dir="rtl"] .link-more:hover .bi { transform: scaleX(-1) translateX(4px); }
.tag { align-self: flex-start; background: var(--fg-green-soft); color: var(--fg-green-dark); font-size: .8rem; font-weight: 600; padding: .15rem .75rem; border-radius: 999px; margin-bottom: .75rem; }
.panel { background: #fff; border-radius: var(--fg-radius); padding: 2rem; box-shadow: var(--fg-shadow); border: 1px solid #e9eef4; }
.panel-title { font-size: 1.25rem; margin-bottom: 1.25rem; }
.side-panel { top: 100px; }

/* ---- values ---- */
.values-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 1.25rem; }
.value-card { background: #fff; border: 1px solid #e9eef4; border-radius: var(--fg-radius); padding: 2rem 1rem; text-align: center; box-shadow: var(--fg-shadow); transition: transform .25s, background .25s; }
.value-card i { display: block; font-size: 2.4rem; color: var(--fg-green); margin-bottom: .75rem; }
.value-card span { font-weight: 700; color: var(--fg-navy); font-size: 1.1rem; }
.value-card:hover { transform: translateY(-6px); background: var(--fg-navy); }
.value-card:hover span { color: #fff; }

/* ---- mission / vision ---- */
.mv-card { height: 100%; background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .14); border-radius: var(--fg-radius); padding: 2.25rem; color: rgba(255, 255, 255, .88); }
.mv-card i { font-size: 2.2rem; color: var(--fg-green); }
.mv-card h2 { color: #fff; font-size: 1.4rem; margin: .75rem 0; }
.mv-card p { margin: 0; }

/* ---- gallery + lightbox ---- */
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 1rem; }
.gallery-grid.small { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
.gallery-item { position: relative; display: block; border-radius: var(--fg-radius); overflow: hidden; aspect-ratio: 4 / 3; background: #dfe5ec; cursor: zoom-in; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s; }
.gallery-item:hover img { transform: scale(1.07); }
.gallery-caption { position: absolute; inset-inline: 0; bottom: 0; padding: 1.5rem 1rem .75rem; color: #fff; font-weight: 600; background: linear-gradient(transparent, rgba(7, 20, 40, .85)); opacity: 0; transition: opacity .3s; }
.gallery-item:hover .gallery-caption, .gallery-item:focus .gallery-caption { opacity: 1; }
.detail-image { width: 100%; border-radius: var(--fg-radius); margin-bottom: 2rem; box-shadow: var(--fg-shadow); }
.prose { font-size: 1.05rem; color: #2c3b50; }
.lightbox { position: fixed; inset: 0; z-index: 2000; background: rgba(5, 14, 28, .94); display: flex; align-items: center; justify-content: center; padding: 1rem; direction: ltr; animation: fade .25s; }
.lightbox[hidden] { display: none; }
.lightbox figure { margin: 0; max-width: min(1100px, 100%); text-align: center; }
.lightbox img { max-width: 100%; max-height: 82vh; border-radius: 8px; animation: zoom .25s; }
.lightbox figcaption { color: #fff; margin-top: .75rem; }
.lightbox button { position: absolute; background: rgba(255, 255, 255, .12); color: #fff; border: 0; width: 48px; height: 48px; border-radius: 50%; font-size: 1.2rem; transition: background .2s; }
.lightbox button:hover { background: var(--fg-green-dark); }
.lb-close { top: 1rem; right: 1rem; }
.lb-prev { left: 1rem; top: 50%; margin-top: -24px; }
.lb-next { right: 1rem; top: 50%; margin-top: -24px; }
@keyframes fade { from { opacity: 0; } }
@keyframes zoom { from { opacity: 0; transform: scale(.96); } }

/* ---- filters, pagination, empty states ---- */
.filter-bar { display: flex; flex-wrap: wrap; gap: .5rem; justify-content: center; margin-bottom: 2.5rem; }
.filter-bar a { padding: .35rem 1.1rem; border-radius: 999px; border: 1px solid #d5dce6; color: var(--fg-navy); font-weight: 500; background: #fff; transition: all .2s; }
.filter-bar a:hover { border-color: var(--fg-green-dark); color: var(--fg-green-dark); }
.filter-bar a.active { background: var(--fg-green-dark); border-color: var(--fg-green-dark); color: #fff; }
.pagination { --bs-pagination-color: var(--fg-navy); --bs-pagination-hover-color: var(--fg-green-dark); --bs-pagination-active-bg: var(--fg-green-dark); --bs-pagination-active-border-color: var(--fg-green-dark); --bs-pagination-focus-box-shadow: 0 0 0 .2rem rgba(37, 211, 102, .3); }
.empty-state { text-align: center; color: var(--fg-muted); padding-block: 3rem; font-size: 1.1rem; }
.empty-state i { display: block; font-size: 3rem; color: #c3ccd8; margin-bottom: .75rem; }

/* ---- contact ---- */
.contact-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 1.25rem; }
.contact-list li { display: flex; gap: 1rem; align-items: flex-start; }
.contact-list strong { display: block; color: var(--fg-navy); }
.contact-list li > div { min-width: 0; }
.contact-list li > div a, .contact-list li > div span { display: block; color: var(--fg-muted); overflow-wrap: anywhere; }
[dir="rtl"] .contact-list li > div a[dir="ltr"] { text-align: right; }
.contact-list li > div a:hover { color: var(--fg-green-dark); }
.form-control:focus, .form-select:focus { border-color: var(--fg-green); box-shadow: 0 0 0 .2rem rgba(37, 211, 102, .22); }
.form-label { font-weight: 600; color: var(--fg-navy); }
.send-buttons { display: flex; flex-wrap: wrap; gap: .75rem; }
.social { display: flex; flex-wrap: wrap; gap: .5rem; }
.social a { width: 40px; height: 40px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; background: rgba(255, 255, 255, .1); color: #fff; transition: background .2s, transform .2s; }
.social.dark a { background: var(--fg-navy); }
.social a:hover { background: var(--fg-green-dark); transform: translateY(-3px); color: #fff; }
.meta-list dt { color: var(--fg-muted); font-weight: 500; font-size: .9rem; }
.meta-list dd { font-weight: 600; color: var(--fg-navy); margin-bottom: 1rem; }
[dir="rtl"] .meta-list dd[dir="ltr"] { text-align: right; }

/* ---- footer ---- */
.site-footer { background: #071428; color: rgba(255, 255, 255, .72); padding-top: 4rem; }
.footer-logo { width: 170px; height: auto; }
.footer-title { color: #fff; font-size: 1.05rem; margin-bottom: 1rem; }
.footer-links li { margin-bottom: .45rem; }
.footer-links a { color: rgba(255, 255, 255, .72); }
.footer-links a:hover { color: var(--fg-green); }
.footer-links .bi { color: var(--fg-green); margin-inline-end: .35rem; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .1); margin-top: 3rem; padding-block: 1.25rem; text-align: center; font-size: .9rem; }

/* ---- scroll reveal (only when JavaScript is running) ---- */
.js .reveal { opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* ---- error pages ---- */
.error-page { min-height: 100vh; margin: 0; display: flex; align-items: center; justify-content: center; text-align: center; background: var(--fg-gray); font-family: "Vazirmatn", "Inter", Tahoma, system-ui, sans-serif; padding: 1.5rem; }
.error-page h1 { font-size: 5rem; margin: 1rem 0 0; color: var(--fg-navy); }
.error-page p { color: var(--fg-muted); font-size: 1.15rem; margin-bottom: 2rem; }

@media (max-width: 991.98px) {
  .section { padding-block: 3.5rem; }
  .navbar .nav-link::after { display: none; }
  .hero { padding-block: 4.5rem; }
  .panel { padding: 1.5rem; }
}