/* ===================================================================
   پارس فیبر — قالب صفحه اول و هدر/فوتر
=================================================================== */

:root {
  --blue:       #1565C0;
  --blue-dark:  #0D47A1;
  --blue-light: #42A5F5;
  --blue-pale:  #E3F2FD;
  --blue-bar:   #1565C0;
  --ink:        #1a1a2e;
  --ink-soft:   #546e7a;
  --bg:         #ffffff;
  --bg-soft:    #f5f7fa;
  --card:       #ffffff;
  --border:     #e0e6ed;
  --footer-bg:  #1a1a1a;
  --shadow-sm:  0 4px 14px -4px rgba(21,101,192,.12);
  --shadow-md:  0 12px 32px -8px rgba(21,101,192,.18);
  --radius:     12px;
  --container:  1200px;
  --font: 'IRANYekan', sans-serif;
  --site-top-height: 106px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
  max-width: 100%;
}
h1, h2, h3, h4 { font-family: var(--font); font-weight: 800; margin: 0 0 .5em; color: var(--blue-dark); }
p { margin: 0 0 1em; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: var(--font); cursor: pointer; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

.dir-ltr, .phone-ltr {
  direction: ltr !important;
  unicode-bidi: bidi-override !important;
  text-align: left;
  display: inline-block;
  white-space: nowrap;
}
.phone-display {
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: .02em;
}
.top-bar-phones .phone-display { font-size: .95rem; }
.mobile-nav-phones .phone-display { font-size: 1.08rem; }
.footer-contact-item .phone-display { font-size: .95rem; }
.contact-card .phone-display { font-size: 1.15rem; }

/* ===================== TOP BAR ===================== */
.top-bar-slot {
  height: 50px;
  overflow: hidden;
  flex-shrink: 0;
  transition: height 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}
.top-bar {
  background: #fff;
  border-bottom: 1px solid var(--border);
  font-size: .82rem;
  transform: translateY(0);
  opacity: 1;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform, opacity;
}
.top-bar-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; min-height: 38px; padding-block: 6px;
}
.top-bar-social { display: flex; align-items: center; gap: 10px; }
.top-bar-social a {
  width: 38px; height: 38px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--ink-soft); font-size: 1.2rem;
  transition: color .2s, background .2s;
}
.top-bar-social a:hover { color: var(--blue); background: var(--blue-pale); }
.top-bar-phones { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.top-bar-phones a {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--ink); font-weight: 600; font-size: .84rem;
}
.top-bar-phones a i { color: var(--blue); }

/* ===================== BUTTONS ===================== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  padding: .75em 1.6em; border-radius: 999px; font-weight: 700; font-size: .92rem;
  border: 1.5px solid transparent; cursor: pointer; white-space: nowrap;
  transition: transform .2s, box-shadow .2s, background .2s, color .2s;
}
.btn-primary { background: var(--blue); color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--blue-dark); transform: translateY(-2px); }
.btn-service {
  padding: .62em 1.35em; font-size: .86rem; border-radius: 999px;
  color: #fff; box-shadow: 0 4px 12px rgba(21,101,192,.2);
}
.btn-service:hover { color: #fff; transform: translateY(-2px); }
.about-buttons .btn-service:nth-child(1) { background: #42A5F5; }
.about-buttons .btn-service:nth-child(2) { background: #1565C0; }
.about-buttons .btn-service:nth-child(3) { background: #0D47A1; }
.about-buttons .btn-service:nth-child(4) { background: #1976D2; }

/* ===================== HEADER ===================== */
.site-top {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 100;
  background: #fff;
  box-shadow: 0 2px 12px rgba(0, 0, 0, .06);
  transition: box-shadow 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
main#main {
  padding-top: var(--site-top-height);
  transition: padding-top 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}
.site-header {
  position: relative;
  z-index: 1;
  background: rgba(255, 255, 255, .98);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 12px 16px;
  padding-block: 8px;
  position: relative;
  transition: padding 0.4s cubic-bezier(0.4, 0, 0.2, 1), gap 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.main-nav,
.desktop-nav {
  flex: 1 1 auto;
  display: flex;
  gap: 2px;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-start;
  min-width: 0;
}
.desktop-nav .nav-item { position: relative; }
.desktop-nav .nav-link {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: .82rem; font-weight: 600; color: var(--ink);
  padding: 8px 9px; white-space: nowrap; border-radius: 8px;
  transition: color .2s, background .2s, padding 0.4s cubic-bezier(0.4, 0, 0.2, 1), font-size 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.desktop-nav .nav-link:hover { color: var(--blue); background: var(--blue-pale); }
.submenu-caret { font-size: .6rem; color: var(--ink-soft); }
.desktop-nav .submenu {
  position: absolute; top: 100%; right: 0; margin-top: 8px; min-width: 200px;
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow-md); padding: 8px;
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: opacity .2s, transform .2s, visibility .2s; z-index: 60;
}
.desktop-nav .submenu a {
  font-size: .86rem; font-weight: 600; color: var(--ink);
  padding: 9px 12px; border-radius: 8px; display: block;
}
.desktop-nav .submenu a:hover { background: var(--blue-pale); color: var(--blue-dark); }
.desktop-nav .has-submenu:hover > .submenu,
.desktop-nav .has-submenu:focus-within > .submenu { opacity: 1; visibility: visible; transform: translateY(0); }

/* منوی موبایل — خارج از header */
.mobile-nav-layer {
  display: none;
}

.brand { display: flex; align-items: center; flex-shrink: 0; margin-inline-start: auto; }
.brand-logo {
  height: 56px;
  width: auto;
  max-height: 56px;
  object-fit: contain;
  transition: height 0.4s cubic-bezier(0.4, 0, 0.2, 1), max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: height;
}
.brand-mark {
  width: 56px; height: 56px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--blue); color: #fff; font-weight: 800; font-size: 1rem;
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1), height 0.4s cubic-bezier(0.4, 0, 0.2, 1), font-size 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.brand-text strong { font-size: 1.15rem; color: var(--blue-dark); }
.brand-text em { font-style: normal; font-size: .82rem; color: var(--ink-soft); }

.nav-toggle {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  background: none; border: none; padding: 8px; flex-shrink: 0;
  width: 44px; height: 44px;
}
.nav-toggle span {
  display: block; width: 22px; height: 2px;
  background: var(--blue-dark); border-radius: 2px;
  transition: transform .25s, opacity .25s;
}
body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---- هدر فشرده هنگام اسکرول (بدون لرزش layout) ---- */
body.is-scrolled .site-top {
  box-shadow: 0 4px 20px rgba(0, 0, 0, .1);
}
body.is-scrolled .top-bar-slot {
  height: 0;
}
body.is-scrolled .top-bar {
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
}
body.is-scrolled .header-inner {
  padding-block: 4px;
  gap: 8px 12px;
}
body.is-scrolled .brand-logo {
  height: 44px;
  max-height: 44px;
}
body.is-scrolled .brand-mark {
  width: 44px;
  height: 44px;
  font-size: .88rem;
}
body.is-scrolled .desktop-nav .nav-link {
  padding: 6px 8px;
  font-size: .78rem;
}

/* ===================== HERO ===================== */
.hero-banner { position: relative; overflow: hidden; background: var(--bg-soft); }
.hero-banner__slider { position: relative; width: 100%; min-height: clamp(260px, 34vw, 380px); }
.hero-banner__slide {
  position: absolute; inset: 0; opacity: 0;
  transition: opacity .8s ease; pointer-events: none;
}
.hero-banner__slide.is-active { opacity: 1; pointer-events: auto; z-index: 1; }
.hero-banner__slide img {
  width: 100%; height: 100%; min-height: clamp(260px, 34vw, 380px);
  object-fit: cover; object-position: center;
}
.hero-banner__fallback-bg {
  position: absolute; inset: 0;
  background:
    repeating-linear-gradient(45deg, rgba(21,101,192,.04) 0 1px, transparent 1px 18px),
    repeating-linear-gradient(-45deg, rgba(21,101,192,.04) 0 1px, transparent 1px 18px),
    linear-gradient(135deg, #e3f2fd 0%, #f5f7fa 50%, #fff 100%);
}
.hero-banner__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(270deg, rgba(255,255,255,.05) 30%, rgba(21,101,192,.08) 100%);
  display: flex; align-items: center; justify-content: flex-end;
}
.hero-banner__content {
  width: min(100%, 520px); margin-inline-start: auto; padding: 32px 48px 32px 24px;
  text-align: right;
}
.hero-banner__content h1 {
  font-size: clamp(1.75rem, 3.5vw, 2.6rem);
  color: var(--blue-dark); line-height: 1.35; margin-bottom: 10px;
}
.hero-banner__content h1 .text-accent { color: var(--blue); }
.hero-banner__content p {
  font-size: clamp(.95rem, 1.8vw, 1.1rem);
  color: var(--ink-soft); margin: 0; line-height: 1.8;
}
.hero-banner__dots {
  position: absolute; bottom: 14px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 8px; z-index: 5;
}
.hero-banner__dot {
  width: 9px; height: 9px; border-radius: 50%; border: 0; padding: 0;
  background: rgba(21,101,192,.35); cursor: pointer;
}
.hero-banner__dot.is-active { background: var(--blue); transform: scale(1.15); }

/* ===================== ABOUT ===================== */
.about-section {
  padding-block: 56px;
  background:
    repeating-linear-gradient(45deg, rgba(21,101,192,.03) 0 1px, transparent 1px 20px),
    repeating-linear-gradient(-45deg, rgba(21,101,192,.03) 0 1px, transparent 1px 20px),
    var(--bg-soft);
}
.about-inner {
  display: grid; grid-template-columns: 1.15fr .85fr;
  gap: 40px; align-items: center;
}
.about-copy h2 { font-size: clamp(1.35rem, 2.5vw, 1.75rem); margin-bottom: 14px; color: var(--ink); }
.about-copy .about-text { color: var(--ink-soft); font-size: .94rem; line-height: 1.95; text-align: justify; }
.about-buttons { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.about-media img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow-md); }
.about-media__placeholder {
  aspect-ratio: 1.1/1; border-radius: var(--radius);
  background: linear-gradient(145deg, var(--blue-pale), #fff);
  display: flex; align-items: center; justify-content: center;
  color: var(--blue); font-size: 4rem; box-shadow: var(--shadow-md);
}

/* ===================== PARTNERS ===================== */
.partners-section { padding-block: 28px; background: #fff; border-block: 1px solid var(--border); }
.partners-shell { position: relative; display: flex; align-items: center; gap: 8px; }
.partners-swiper { flex: 1; overflow: hidden; }
.partners-swiper .swiper-slide {
  display: flex; align-items: center; justify-content: center; height: 100px;
}
.partners-swiper img {
  max-height: 80px; max-width: 180px; object-fit: contain;
  filter: grayscale(.4); opacity: .8; transition: filter .2s, opacity .2s;
}
.partners-swiper .swiper-slide:hover img { filter: none; opacity: 1; }
.partner-placeholder {
  font-size: .8rem; font-weight: 700; color: var(--ink-soft);
  padding: 10px 16px; border: 1px dashed var(--border); border-radius: 8px;
}
.partners-nav {
  flex-shrink: 0; width: 34px; height: 34px; border-radius: 50%;
  border: 1px solid var(--border); background: #fff; color: var(--blue);
  display: flex; align-items: center; justify-content: center;
  transition: background .2s, color .2s;
}
.partners-nav:hover { background: var(--blue); color: #fff; }

/* ===================== SERVICE BANNERS ===================== */
.service-banners { padding-block: 40px; background: #fff; }
.service-banners-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.service-banner {
  position: relative; border-radius: var(--radius); overflow: hidden;
  min-height: 180px; display: block; box-shadow: var(--shadow-md);
  transition: transform .25s, box-shadow .25s;
}
.service-banner:hover { transform: translateY(-3px); box-shadow: 0 16px 36px -10px rgba(21,101,192,.28); }
.service-banner img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.service-banner--gradient {
  background: linear-gradient(135deg, #1565C0 0%, #5E35B1 45%, #1565C0 100%);
}
.service-banner--dark {
  background: linear-gradient(135deg, #1a237e 0%, #0d47a1 100%);
}
.service-banner__overlay {
  position: relative; z-index: 1; width: 100%; min-height: 180px;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 24px 22px;
  background: linear-gradient(0deg, rgba(0,0,0,.72) 0%, rgba(0,0,0,.15) 55%, transparent 100%);
}
.service-banner--gradient .service-banner__overlay {
  background: linear-gradient(0deg, rgba(13,71,161,.75) 0%, rgba(13,71,161,.15) 60%, transparent 100%);
}
.service-banner__overlay h3 { color: #fff; font-size: 1.2rem; margin: 0 0 6px; }
.service-banner__overlay p { color: rgba(255,255,255,.88); font-size: .82rem; margin: 0; line-height: 1.6; }

/* ===================== ARTICLES (HOME) ===================== */
.articles-section { padding-block: 56px 64px; background: #fff; }
.section-head--articles { position: relative; margin-bottom: 36px; text-align: center; }
.section-head--articles::before {
  content: ""; position: absolute; top: 50%; right: 0; left: 0;
  border-top: 2px dashed #d0d7de; transform: translateY(-50%); z-index: 0;
}
.section-head--articles .section-line span {
  position: relative; z-index: 1; display: inline-block;
  background: #fff; padding: 0 28px;
  font-size: 1.45rem; font-weight: 800; color: var(--blue-dark);
}
.articles-grid--home {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px;
}
.article-card--home {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow-sm);
  transition: transform .25s, box-shadow .25s;
}
.article-card--home:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.article-card--home .article-card__media {
  display: block; aspect-ratio: 16/10; background: var(--blue-pale); overflow: hidden;
}
.article-card--home .article-card__media img { width: 100%; height: 100%; object-fit: cover; }
.article-card--home .article-card__placeholder {
  display: flex; align-items: center; justify-content: center;
  width: 100%; height: 100%; color: var(--blue); font-size: 2rem;
}
.article-card--home .article-card__body {
  padding: 14px 16px 18px; text-align: center; border-top: 1px solid var(--border);
}
.article-card--home .article-card__title {
  font-size: .88rem; font-weight: 700; line-height: 1.65; margin: 0;
}
.article-card--home .article-card__title a { color: var(--ink); }
.article-card--home .article-card__title a:hover { color: var(--blue); }

[data-reveal] { opacity: 0; transform: translateY(20px); transition: opacity .6s, transform .6s; }
[data-reveal].is-visible { opacity: 1; transform: none; }
.text-accent { color: var(--blue); }

/* ===================== FOOTER ===================== */
.site-footer { background: var(--footer-bg); color: rgba(255,255,255,.88); padding-block: 44px 0; }
.site-footer, .site-footer p, .site-footer span, .site-footer a, .site-footer h4 {
  color: rgba(255,255,255,.88) !important;
}
.site-footer a:hover { color: var(--blue-light) !important; }
.footer-grid--3 {
  display: grid; grid-template-columns: 1.2fr 1fr .7fr;
  gap: 32px; padding-bottom: 32px; align-items: start;
}
.footer-col h4 { color: #fff !important; font-size: .95rem; margin-bottom: 16px; font-weight: 800; }
.footer-links-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 20px; }
.footer-col a, .footer-col span { font-size: .84rem; line-height: 1.75; }
.footer-contact-item { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 10px; }
.footer-contact-item i { color: var(--blue-light); margin-top: 3px; }
.footer-col--brand { display: flex; align-items: center; justify-content: center; }
.footer-brand-logo { max-height: 90px; width: auto; object-fit: contain; filter: brightness(1.1); }
.brand-mark--footer { width: 72px; height: 72px; font-size: 1rem; }
.footer-bar { background: var(--blue-bar); padding: 12px 24px; text-align: center; }
.footer-bar p { margin: 0; font-size: .8rem; color: rgba(255,255,255,.92) !important; }
.footer-bar a { color: #fff !important; font-weight: 600; }

/* ===================== FLOATING ===================== */
.float-actions {
  position: fixed; bottom: 22px; left: 22px; z-index: 60;
  display: flex; flex-direction: column; gap: 10px;
}
.float-btn {
  width: 56px; height: 56px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 1.35rem;
  box-shadow: 0 8px 22px -4px rgba(0,0,0,.35);
}
.float-btn--phone { background: var(--blue); }
.float-btn--whatsapp { background: #25D366; }
.to-top {
  position: fixed; bottom: 22px; right: 22px; z-index: 60;
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--blue); color: #fff;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none; transition: opacity .3s;
}
.to-top.visible { opacity: 1; pointer-events: auto; }

/* ===================== RESPONSIVE ===================== */
@media (max-width: 1100px) {
  .desktop-nav .nav-link { font-size: .78rem; padding: 7px 7px; }
  .articles-grid--home { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .site-header { backdrop-filter: none; }
  .header-inner {
    display: grid;
    grid-template-columns: 44px 1fr 44px;
    align-items: center;
    gap: 8px;
  }
  .desktop-nav { display: none !important; }
  .nav-toggle {
    display: flex;
    grid-column: 1;
    grid-row: 1;
    justify-self: start;
  }
  .brand {
    grid-column: 2;
    grid-row: 1;
    justify-self: center;
    margin: 0;
  }
  .brand-logo {
    height: 48px;
    max-height: 48px;
    transition: height .3s ease, max-height .3s ease;
  }
  body.is-scrolled .brand-logo {
    height: 40px;
    max-height: 40px;
  }
  body.is-scrolled .header-inner { padding-block: 3px; }

  /* ---- کشوی موبایل — جدا از header ---- */
  .mobile-nav-layer {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 500;
    pointer-events: none;
    visibility: hidden;
  }
  .mobile-nav-layer.is-open {
    pointer-events: auto;
    visibility: visible;
  }

  .mobile-nav-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, .52);
    opacity: 0;
    transition: opacity .28s ease;
  }
  .mobile-nav-layer.is-open .mobile-nav-backdrop { opacity: 1; }

  .mobile-nav-drawer {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(320px, 88vw);
    background: #fff;
    display: flex;
    flex-direction: column;
    box-shadow: -12px 0 40px rgba(0, 0, 0, .18);
    transform: translateX(100%);
    transition: transform .32s cubic-bezier(.32, .72, 0, 1);
  }
  .mobile-nav-layer.is-open .mobile-nav-drawer { transform: translateX(0); }

  .mobile-nav-drawer__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 16px 18px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-soft);
    flex-shrink: 0;
  }
  .mobile-nav-drawer__title {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--blue-dark);
  }
  .mobile-nav-drawer__close {
    width: 42px;
    height: 42px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: #fff;
    color: var(--ink);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    flex-shrink: 0;
  }

  .mobile-nav-drawer__body {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 6px 0;
  }

  .mobile-nav__item {
    border-bottom: 1px solid var(--border);
  }
  .mobile-nav__item.has-submenu {
    display: grid;
    grid-template-columns: 1fr 48px;
    grid-template-rows: auto auto;
  }
  .mobile-nav__link {
    display: flex;
    align-items: center;
    padding: 15px 18px;
    font-size: .94rem;
    font-weight: 600;
    color: var(--ink);
    grid-column: 1;
  }
  .mobile-nav__item:not(.has-submenu) .mobile-nav__link {
    grid-column: 1 / -1;
  }
  .mobile-nav__subtoggle {
    grid-column: 2;
    grid-row: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    min-height: 52px;
    border: 0;
    border-inline-start: 1px solid var(--border);
    background: var(--bg-soft);
    color: var(--blue);
    font-size: .8rem;
    transition: transform .2s;
  }
  .mobile-nav__item.is-open > .mobile-nav__subtoggle {
    transform: rotate(180deg);
  }
  .mobile-nav__sub {
    grid-column: 1 / -1;
    display: none;
    flex-direction: column;
    background: var(--bg-soft);
    padding: 4px 0 10px;
  }
  .mobile-nav__item.is-open > .mobile-nav__sub { display: flex; }
  .mobile-nav__sublink {
    display: block;
    padding: 12px 18px 12px 28px;
    font-size: .88rem;
    font-weight: 600;
    color: var(--ink-soft);
    border-bottom: 1px solid rgba(0, 0, 0, .04);
  }
  .mobile-nav__sublink:last-child { border-bottom: 0; }
  .mobile-nav__sublink:hover { color: var(--blue); background: rgba(21, 101, 192, .06); }

  .mobile-nav-drawer__foot {
    flex-shrink: 0;
    padding: 14px 18px 20px;
    border-top: 1px solid var(--border);
    background: var(--bg-soft);
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
  .mobile-nav-drawer__phone {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 10px;
    font-weight: 700;
    color: var(--ink);
  }
  .mobile-nav-drawer__phone i { color: var(--blue); width: 20px; text-align: center; }

  .about-inner { grid-template-columns: 1fr; }
  .about-media { order: -1; max-width: 360px; margin: 0 auto; }
  .service-banners-grid { grid-template-columns: 1fr; }
  .footer-grid--3 { grid-template-columns: 1fr 1fr; }
  .footer-col--brand { grid-column: 1 / -1; justify-content: flex-start; }
}
@media (max-width: 600px) {
  .top-bar-phones a .phone-display { font-size: .88rem; }
  .articles-grid--home { grid-template-columns: 1fr; }
  .footer-grid--3, .footer-links-grid { grid-template-columns: 1fr; }
  .about-buttons { flex-direction: column; }
  .about-buttons .btn-service { width: 100%; justify-content: center; }
  .hero-banner__content { padding: 24px; }
  .partners-nav { display: none; }
}
body.nav-open { overflow: hidden; }