/* Шрифты подключаются в <head> (preconnect + link), без @import — меньше FOUT у логотипа */

/* Грюнендаль — сине-стальная палитра и типографика */
:root {
  --grunendal-primary: #4f6f99;
  --grunendal-dark: #313847;
  --grunendal-steel: #5a667c;
  --grunendal-light: #8fa4c2;
  --grunendal-accent: #3f679b;
  --logo-mv-red: #9e1a2a;
  --logo-mv-red-dark: #7a1420;
}

body { font-family: 'Open Sans', 'PT Sans', sans-serif; }

h1, h2, h3, h4, h5, .logo-biss:not(.logo-mv):not(.logo-footer-mark) {
  font-family: 'Montserrat', 'Open Sans', sans-serif;
  letter-spacing: 0.01em;
}

.btn-default { background: var(--grunendal-primary) !important; }
.btn-default:hover { background: var(--grunendal-steel) !important; }
.btn-primary { background: var(--grunendal-accent) !important; }
.btn-primary:hover { background: var(--grunendal-dark) !important; }

.c_yellow { color: var(--grunendal-light) !important; }
.bg_blue_img { background-color: var(--grunendal-dark); }
.header_aera .navbar-brand { color: #fff !important; }

/* Логотип в духе mv.legal: бордовый столбик, антиква, текст внизу справа, «выступ» в hero */
.header_aera {
  overflow: visible !important;
}

.header_aera .container.m-s,
.header_aera .navbar-header {
  overflow: visible !important;
}

nav.navbar.header_aera {
  overflow: visible !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 0;
  padding-top: 14px !important;
  padding-bottom: 14px !important;
}

@media (min-width: 768px) {
  nav.navbar.header_aera {
    padding-top: 12px !important;
    padding-bottom: 12px !important;
  }
}

.navbar-brand.logo-mv {
  position: relative;
  z-index: 10002;
  padding: 0 !important;
  margin-top: 0;
  margin-left: 10px;
  height: auto !important;
  line-height: 1 !important;
  text-transform: none !important;
  letter-spacing: 0 !important;
  font-weight: 500 !important;
  background: transparent;
  box-shadow: none;
  animation: none;
  float: left;
}

.logo-mv-panel {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: flex-end;
  width: 162px;
  min-height: 108px;
  margin-top: -6px;
  padding: 20px 20px 18px 18px;
  box-sizing: border-box;
  background: linear-gradient(165deg, var(--logo-mv-red) 0%, var(--logo-mv-red-dark) 100%);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.32);
}

.logo-mv-lines {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  text-align: right;
  gap: 0.12em;
}

.logo-mv-line {
  display: block;
  font-family: 'Cormorant Garamond', 'Liberation Serif', 'Times New Roman', Times, serif;
  font-size: 1.62rem;
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: 0.03em;
  color: #fff !important;
  text-transform: none;
  -webkit-font-smoothing: antialiased;
}

.logo-mv-line:last-child {
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  opacity: 0.98;
}

@media (min-width: 992px) {
  .logo-mv-line {
    font-size: 1.72rem;
  }

  .logo-mv-line:last-child {
    font-size: 1.1rem;
  }
}

.our_footer_area .logo-footer-mark {
  display: inline-block;
  text-decoration: none !important;
  vertical-align: middle;
}

.logo-footer-panel {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 14px 18px 16px;
  background: linear-gradient(165deg, var(--logo-mv-red) 0%, var(--logo-mv-red-dark) 100%);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

.logo-footer-lines {
  display: flex;
  flex-direction: column;
  gap: 0.05em;
}

.logo-footer-line {
  font-family: 'Cormorant Garamond', 'Times New Roman', Times, serif;
  font-weight: 600;
  font-size: 1.25rem;
  line-height: 1.1;
  color: #fff !important;
  letter-spacing: 0.04em;
}

.logo-footer-line:last-child {
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  opacity: 0.95;
}

@media (max-width: 767px) {
  nav.navbar.header_aera {
    padding-top: 10px !important;
    padding-bottom: 10px !important;
  }

  .navbar-brand.logo-mv {
    margin-left: 6px;
  }

  .logo-mv-panel {
    min-height: 0;
    width: auto;
    min-width: 132px;
    margin-top: 0;
    padding: 14px 16px 15px;
    align-items: flex-end;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
  }

  .logo-mv-line {
    font-size: 1.32rem;
    letter-spacing: 0.02em;
  }

  .logo-mv-line:last-child {
    font-size: 0.98rem;
    letter-spacing: 0.14em;
  }

  .logo-footer-panel {
    padding: 10px 14px 12px;
  }

  .logo-footer-line {
    font-size: 1.05rem;
  }

  .logo-footer-line:last-child {
    font-size: 0.85rem;
  }

  /* Современная кнопка меню: «гамбургер» → крестик */
  .navbar-header {
    display: flex !important;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    min-height: 0 !important;
    height: auto !important;
  }

  .navbar-toggle.nav-toggle-modern {
    order: 2;
    float: none !important;
    margin: 0 8px 0 12px !important;
    top: auto !important;
    position: relative !important;
    width: 48px;
    height: 48px;
    padding: 0 !important;
    border-radius: 12px !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    background: rgba(255, 255, 255, 0.08) !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    color: #fff !important;
    transition: background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  }

  .navbar-toggle.nav-toggle-modern:hover,
  .navbar-toggle.nav-toggle-modern:focus {
    background: rgba(255, 255, 255, 0.14) !important;
    border-color: rgba(255, 255, 255, 0.35) !important;
    outline: none;
  }

  .nav-toggle-box {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    gap: 6px;
    width: 22px;
    height: 16px;
    margin: 0 auto;
  }

  .nav-toggle-bar {
    display: block;
    height: 2px;
    width: 100%;
    background: currentColor;
    border-radius: 2px;
    transform-origin: center;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
      opacity 0.25s ease;
  }

  .navbar-toggle.nav-toggle-modern:not(.collapsed) .nav-toggle-bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .navbar-toggle.nav-toggle-modern:not(.collapsed) .nav-toggle-bar:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
  }

  .navbar-toggle.nav-toggle-modern:not(.collapsed) .nav-toggle-bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .header_aera .navbar-header .navbar-brand.logo-mv {
    order: 1;
    padding-top: 0 !important;
    padding-left: 8px !important;
    margin-right: auto;
  }

  .navbar-default .navbar-collapse,
  .navbar-default .navbar-form {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
  }

  .header_aera .navbar-collapse {
    flex-basis: 100%;
    width: 100%;
    margin: 14px 0 0 !important;
    padding: 6px 0 20px !important;
    max-height: none !important;
    border-radius: 16px !important;
    border: 1px solid rgba(255, 255, 255, 0.12) !important;
    /* Непрозрачный фон: без backdrop-filter — иначе в некоторых браузерах «мылит» и сам текст меню */
    background: linear-gradient(180deg, #1c222e 0%, #12161f 100%) !important;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.45) !important;
    position: relative;
    z-index: 10070;
    isolation: isolate;
  }

  .header_aera .navbar-collapse .navbar-nav {
    margin: 0 !important;
    float: none !important;
    width: 100%;
  }

  .header_aera .navbar-collapse .navbar-nav.navbar-right > li {
    float: none !important;
    display: block;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  }

  .header_aera .navbar-collapse .navbar-nav.navbar-right > li:last-child {
    border-bottom: none;
  }

  .header_aera .navbar-collapse .navbar-nav.navbar-right li a {
    line-height: 1.35 !important;
    padding: 16px 22px !important;
    font-size: 13px !important;
    letter-spacing: 0.14em !important;
    color: rgba(255, 255, 255, 0.95) !important;
    transition: background 0.2s ease, color 0.2s ease;
  }

  .header_aera .navbar-collapse .navbar-nav.navbar-right li a:hover,
  .header_aera .navbar-collapse .navbar-nav.navbar-right li a:focus {
    background: rgba(255, 255, 255, 0.06) !important;
    color: #fff !important;
  }

  .header_aera .navbar-collapse .navbar-nav .dropdown-menu {
    position: static !important;
    float: none !important;
    width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
    border: none !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    background: rgba(0, 0, 0, 0.2) !important;
  }

  .header_aera .navbar-collapse .navbar-nav .dropdown-menu > li > a {
    padding: 12px 22px 12px 32px !important;
    font-size: 13px !important;
    letter-spacing: 0.06em !important;
    text-transform: none !important;
  }

  .header_aera .navbar-collapse .caret {
    float: right;
    margin-top: 6px;
  }

  body.nav-overlay-open {
    overflow: hidden;
    position: relative;
    height: 100%;
  }

  /* Первый экран с шапкой — НАД #nav-backdrop (иначе меню оказывается под размытым слоем) */
  body.nav-overlay-open .bg-banner-img > .ovrllay,
  body.nav-overlay-open .about-banner-img > .ovrllay,
  body.nav-overlay-open .service-banner-img > .ovrllay {
    z-index: 10050 !important;
    position: relative;
  }

  nav.navbar.header_aera {
    position: relative;
    z-index: 10055 !important;
  }

  #nav-backdrop.nav-backdrop {
    position: fixed;
    inset: 0;
    z-index: 10030;
    background: rgba(6, 9, 16, 0.62);
    /* Размытие только фона страницы; шапка выше слоя */
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    cursor: pointer;
  }
}

/* Выпадающее меню «Услуги»: тёмный текст на светлом фоне (специфичность выше, чем у .navbar-right li a) */
.header_aera .navbar-collapse .navbar-nav.navbar-right .dropdown-menu {
  background: #fff;
  border: 1px solid rgba(0,0,0,.1);
}
.header_aera .navbar-collapse .navbar-nav.navbar-right .dropdown-menu li a {
  color: var(--grunendal-dark) !important;
  padding: 10px 20px;
}
.header_aera .navbar-collapse .navbar-nav.navbar-right .dropdown-menu li a:hover,
.header_aera .navbar-collapse .navbar-nav.navbar-right .dropdown-menu li a:focus {
  color: var(--grunendal-primary) !important;
  background: rgba(61, 90, 128, 0.08);
}

/* Десктоп: навигация ближе к mv.legal — мягкий белый, плотный кернинг */
@media (min-width: 768px) {
  .header_aera .navbar-collapse .navbar-nav.navbar-right > li > a {
    color: rgba(255, 255, 255, 0.9) !important;
    font-size: 14px !important;
    letter-spacing: 0.11em !important;
    font-weight: 600 !important;
  }
}
.green-after:after { background: var(--grunendal-steel) !important; }
.pink-after:after { background: var(--grunendal-light) !important; }
.purple-after:after { background: var(--grunendal-primary) !important; }
.service-1.green-after:after, .service-1.pink-after:after, .service-1.purple-after:after { background: var(--grunendal-accent) !important; }
.button-buttom:hover { color: var(--grunendal-steel); }
.button-s:hover { color: var(--grunendal-light); }
.footer-top { color: #fff; }
.our_footer_area a { color: var(--grunendal-light) !important; }
.our_footer_area a:hover { color: #fff !important; }
.our_footer_area a.logo-footer-mark,
.our_footer_area a.logo-footer-mark .logo-footer-line {
  color: #fff !important;
}
.our_footer_area a.logo-footer-mark:hover .logo-footer-line {
  color: #fff !important;
}

/* Контакты: тёмный текст и ссылки на светлом фоне */
.contact-info-section p,
.contact-info-box p { color: #333 !important; }
.contact-info-section a,
.contact-info-box a,
.email_color_site { color: var(--grunendal-primary) !important; }
.contact-info-section a:hover,
.contact-info-box a:hover,
.email_color_site:hover { color: var(--grunendal-dark) !important; text-decoration: underline; }

/* Главная: строгий steel-gray фон с деликатным синим светом */
.bg-banner-img {
  background-color: #2a313f;
  background-image:
    radial-gradient(circle at 18% 18%, rgba(139, 158, 184, 0.16), transparent 43%),
    radial-gradient(circle at 84% 70%, rgba(73, 106, 152, 0.2), transparent 42%),
    linear-gradient(124deg, #262d3a 0%, #303847 50%, #394355 100%);
  background-position: center center;
  background-repeat: no-repeat;
  background-size: cover;
  animation: heroShift 18s ease-in-out infinite alternate;
  position: relative;
  overflow: hidden;
}
.bg-banner-img:after {
  content: "";
  position: absolute;
  inset: -20% -40%;
  background: linear-gradient(115deg, rgba(255,255,255,0) 34%, rgba(170, 195, 227, 0.12) 50%, rgba(255,255,255,0) 66%);
  transform: translateX(-40%);
  animation: heroSweep 9s ease-in-out infinite;
  pointer-events: none;
}

/* WebGL-фон (нарезанная сфера): под оверлеем, справа читается слабее градиент */
.hero-with-webgl {
  position: relative;
}

.hero-webgl-root {
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero-webgl-root canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
}

.hero-with-webgl .ovrllay {
  position: relative;
  z-index: 1;
  background-image: linear-gradient(
    to right,
    rgba(11, 14, 22, 0.94) 0%,
    rgba(11, 14, 22, 0.82) 26%,
    rgba(14, 18, 28, 0.52) 45%,
    rgba(20, 24, 34, 0.22) 62%,
    rgba(22, 26, 36, 0.14) 100%
  ) !important;
}

@keyframes heroShift {
  0% { filter: saturate(95%); }
  100% { filter: saturate(115%); }
}
@keyframes heroSweep {
  0% { transform: translateX(-45%) rotate(0.001deg); opacity: 0; }
  14% { opacity: 1; }
  50% { transform: translateX(10%) rotate(0.001deg); opacity: 1; }
  100% { transform: translateX(55%) rotate(0.001deg); opacity: 0; }
}

#banner.hero-mv {
  min-height: 72vh;
  display: flex;
  align-items: center;
}

.hero-mv .left-borders {
  border-left: 1px solid rgba(196, 212, 233, 0.55);
  padding-left: 26px;
  margin-bottom: 18px;
  position: relative;
}

.hero-mv .left-borders:before {
  content: "";
  position: absolute;
  left: -1px;
  top: 0;
  width: 1px;
  height: 100%;
  background: linear-gradient(180deg, transparent 0%, rgba(163, 188, 220, 0.95) 46%, transparent 100%);
  animation: heroLine 6.5s ease-in-out infinite;
}

@keyframes heroLine {
  0% { opacity: 0.15; transform: translateY(-10px); }
  50% { opacity: 0.95; transform: translateY(0); }
  100% { opacity: 0.15; transform: translateY(10px); }
}

.hero-kicker {
  color: #b9c3d3;
  text-transform: uppercase;
  font-size: 13px;
  letter-spacing: 0.18em;
  margin-bottom: 14px;
}

.hero-title {
  color: #fff;
  font-size: 46px;
  font-weight: 700;
  line-height: 1.15;
  max-width: 680px;
  margin: 0;
}

.hero-sub {
  color: rgba(231, 237, 245, 0.88);
  font-size: 17px;
  line-height: 1.65;
  max-width: 590px;
  margin: 18px 0 0;
}

.hero-actions {
  margin-top: 28px;
}

.hero-actions .btn {
  margin: 0 12px 10px 0;
}

/* Пустая колонка справа: сетка как у референса, объект рисуется в WebGL на весь баннер */
.hero-mv-spacer {
  min-height: 380px;
}

@media (max-width: 991px) {
  #banner.hero-mv {
    min-height: 64vh;
  }

  .hero-title {
    font-size: 38px;
    max-width: 100%;
  }

  .hero-sub {
    max-width: 100%;
  }
}

@media (max-width: 767px) {
  #banner.hero-mv {
    min-height: auto;
    padding-top: 120px;
    padding-bottom: 70px;
  }

  .hero-kicker {
    font-size: 12px;
    letter-spacing: 0.16em;
  }

  .hero-title {
    font-size: 31px;
    line-height: 1.2;
  }

  .hero-sub {
    font-size: 16px;
  }

  .hero-actions .btn {
    margin: 0 8px 10px 0;
    display: inline-block;
  }

  .hero-mv-spacer {
    min-height: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .bg-banner-img,
  .bg-banner-img:after,
  .hero-mv .left-borders:before {
    animation: none !important;
  }
}

.service-icon {
  width: 62px;
  height: 62px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(61, 90, 128, 0.12);
  color: var(--grunendal-primary);
  font-size: 26px;
}

.service-s .service-icon {
  margin-bottom: 6px;
}

.service-case-grid .service-s {
  min-height: 250px;
  padding: 24px 20px;
}

/* О компании: баннер — русские люди, офис юрфирмы */
.about-banner-img {
  background-image: url(../images/grunendal-about-banner.jpg);
  background-position: center center;
  background-repeat: no-repeat;
  background-size: cover;
}
