/* --- Глобальные переменные и сброс --- */
:root {
  --bg-color: #0a0a0a;
  --text-color: #e0e0e0;
  --accent-color: #c0c0c0; /* Серебро */
  --border-color: rgba(192, 192, 192, 0.2);
  --font-main: "Montserrat", sans-serif;
  --font-heading: "Playfair Display", serif;
  --transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: var(--font-main);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 40px;
}

ul {
  list-style: none;
}
a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

/* --- Хедер --- */
.header {
  padding: 30px 0;
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
}

.header__container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header__logo-wrapper {
  display: flex;
  align-items: center;
  gap: 15px;
}

.header__logo-img {
  width: 35px;
  height: 35px;
}

.header__logo-text {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: 1px;
}

.header__nav {
  display: block;
}

.header__menu {
  display: flex;
  gap: 35px;
}

.header__link {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  opacity: 0.7;
}

.header__link:hover {
  opacity: 1;
  color: var(--accent-color);
}

.header__cta {
  padding: 12px 30px;
  border: 1px solid var(--accent-color);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.header__cta:hover {
  background: var(--accent-color);
  color: var(--bg-color);
}

.header__burger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 6px;
}

.header__burger span {
  width: 25px;
  height: 1px;
  background: var(--text-color);
}

/* --- Футер --- */
.footer {
  padding-top: 100px;
  border-top: 1px solid var(--border-color);
  margin-top: 100px;
}

.footer__container {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr 1.5fr;
  gap: 60px;
  padding-bottom: 60px;
}

.footer__logo-text {
  font-family: var(--font-heading);
  font-size: 2rem;
  display: block;
  margin-bottom: 20px;
}

.footer__description {
  font-size: 0.9rem;
  opacity: 0.6;
  max-width: 300px;
}

.footer__title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  margin-bottom: 25px;
  color: var(--accent-color);
}

.footer__list li {
  margin-bottom: 12px;
}

.footer__link {
  font-size: 0.9rem;
  opacity: 0.6;
}

.footer__link:hover {
  opacity: 1;
  padding-left: 5px;
}

.footer__contact-label {
  display: block;
  font-size: 0.7rem;
  text-transform: uppercase;
  opacity: 0.4;
  margin-bottom: 4px;
}

.footer__address {
  font-style: normal;
  font-size: 0.9rem;
  opacity: 0.6;
}

.footer__bottom {
  padding: 30px 0;
  border-top: 1px solid var(--border-color);
  text-align: center;
}

.footer__copyright {
  font-size: 0.75rem;
  opacity: 0.4;
  letter-spacing: 1px;
}

/* --- Адаптивність --- */
@media (max-width: 1024px) {
  .footer__container {
    grid-template-columns: 1fr 1fr;
  }
  .header__nav {
    display: none;
  }
  .header__burger {
    display: flex;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }
  .footer__container {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

/* Базовые стили секций */
.section-border {
  border-bottom: 1px solid var(--border-color);
}

.hero {
  padding: 120px 0;
  min-height: 80vh;
  display: flex;
  align-items: center;
}

.hero__container {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}

.hero__label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 4px;
  color: var(--accent-color);
  margin-bottom: 20px;
  display: block;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 8vw, 6rem); /* Гігантський заголовок */
  line-height: 1.1;
  margin-bottom: 30px;
  font-weight: 400;
}

.hero__title--italic {
  font-style: italic;
  padding-left: 20px;
}

.hero__description {
  font-size: 1.1rem;
  max-width: 500px;
  opacity: 0.7;
  margin-bottom: 40px;
}

.hero__actions {
  display: flex;
  gap: 20px;
}

/* Кнопки */
.btn {
  padding: 18px 35px;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 1px;
  transition: var(--transition);
  cursor: pointer;
  display: inline-block;
}

.btn--primary {
  background: var(--accent-color);
  color: var(--bg-color);
}

.btn--primary:hover {
  background: #fff;
  transform: translateY(-3px);
}

.btn--outline {
  border: 1px solid var(--border-color);
  color: var(--text-color);
}

.btn--outline:hover {
  border-color: var(--accent-color);
  background: rgba(192, 192, 192, 0.05);
}

/* Изображение в стиле Editorial */
.hero__image-wrapper {
  position: relative;
  height: 600px;
  overflow: hidden;
  border-left: 1px solid var(--border-color);
  padding-left: 40px;
}

.hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%) contrast(110%);
  transition: var(--transition);
}

.hero__image-wrapper:hover .hero__img {
  filter: grayscale(0%);
  transform: scale(1.05);
}

/* Анимация проявления */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.5s ease-out;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Адаптивність Hero */
@media (max-width: 1024px) {
  .hero__container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero__title--italic {
    padding-left: 0;
  }
  .hero__description {
    margin: 0 auto 40px;
  }
  .hero__actions {
    justify-content: center;
  }
  .hero__image-wrapper {
    height: 400px;
    border-left: none;
    padding-left: 0;
    margin-top: 50px;
  }
}
.expertise {
  padding: 100px 0;
}

.expertise__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 80px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 40px;
}

.expertise__main-title {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 400;
}

.expertise__subtitle {
  max-width: 350px;
  font-size: 0.9rem;
  opacity: 0.6;
  text-align: right;
}

/* Сетка в стиле таблицы */
.expertise__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border: 1px solid var(--border-color);
}

.expertise__item {
  padding: 60px;
  border: 0.5px solid var(--border-color);
  position: relative;
  transition: var(--transition);
  overflow: hidden;
}

.expertise__item:hover {
  background-color: rgba(192, 192, 192, 0.03);
}

.expertise__number {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  color: var(--accent-color);
  display: block;
  margin-bottom: 30px;
}

.expertise__item-title {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  margin-bottom: 20px;
}

.expertise__item-text {
  font-size: 0.95rem;
  opacity: 0.7;
  line-height: 1.8;
}

.expertise__icon {
  position: absolute;
  bottom: -10px;
  right: -10px;
  width: 100px;
  height: 100px;
  opacity: 0.03;
  color: var(--accent-color);
  transform: rotate(-15deg);
  transition: var(--transition);
}

.expertise__item:hover .expertise__icon {
  opacity: 0.1;
  transform: rotate(0deg) scale(1.1);
}

/* Адаптивність */
@media (max-width: 992px) {
  .expertise__grid {
    grid-template-columns: 1fr;
  }
  .expertise__header {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }
  .expertise__subtitle {
    text-align: left;
  }
  .expertise__item {
    padding: 40px 20px;
  }
}

.strategy {
  padding: 120px 0;
  background-color: #0d0d0d; /* Чуть светлее основного фона для выделения */
}

.strategy__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 100px;
}

.strategy__title {
  font-family: var(--font-heading);
  font-size: 4rem;
  font-weight: 400;
  max-width: 400px;
}

.strategy__info {
  max-width: 400px;
  border-left: 1px solid var(--accent-color);
  padding-left: 30px;
  font-size: 1rem;
  opacity: 0.8;
}

.strategy__steps {
  display: flex;
  gap: 0;
  border-top: 1px solid var(--border-color);
}

.strategy__step {
  flex: 1;
  padding: 60px 40px;
  border-right: 1px solid var(--border-color);
  position: relative;
  transition: var(--transition);
}

.strategy__step:last-child {
  border-right: none;
}

.strategy__step:hover {
  background: rgba(255, 255, 255, 0.02);
}

.strategy__step-number {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--accent-color);
  margin-bottom: 40px;
}

.strategy__step-title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  margin-bottom: 20px;
  transition: var(--transition);
}

.strategy__step-text {
  font-size: 0.9rem;
  line-height: 1.7;
  opacity: 0.5;
  transition: var(--transition);
}

.strategy__step:hover .strategy__step-title {
  color: #fff;
  transform: translateX(10px);
}

.strategy__step:hover .strategy__step-text {
  opacity: 1;
}

.strategy__step-line {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-color);
  transition: width 0.6s ease;
}

.strategy__step:hover .strategy__step-line {
  width: 100%;
}

.strategy__cta {
  margin-top: 80px;
  text-align: center;
}

/* Адаптивність */
@media (max-width: 1024px) {
  .strategy__steps {
    flex-direction: column;
  }
  .strategy__step {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding: 40px 20px;
  }
  .strategy__top {
    flex-direction: column;
    gap: 40px;
  }
}

.insights {
  padding: 120px 0;
}

.insights__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 60px;
}

.insights__title {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 400;
}

.text-link {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--accent-color);
}

.insights__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 40px;
}

/* Главная статья */
.insights__main {
  border-right: 1px solid var(--border-color);
  padding-right: 40px;
}

.insights__img-box {
  position: relative;
  height: 450px;
  margin-bottom: 30px;
  overflow: hidden;
}

.insights__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1);
  transition: var(--transition);
}

.insights__main:hover .insights__img {
  filter: grayscale(0);
  transform: scale(1.03);
}

.insights__tag {
  position: absolute;
  top: 20px;
  left: 20px;
  background: var(--bg-color);
  padding: 5px 15px;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.insights__article-title {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  line-height: 1.2;
  margin-bottom: 20px;
}

.insights__excerpt {
  font-size: 1rem;
  opacity: 0.6;
  margin-bottom: 30px;
  line-height: 1.7;
}

.insights__read-more {
  font-size: 0.9rem;
  border-bottom: 1px solid var(--accent-color);
  padding-bottom: 5px;
}

/* Малые статьи */
.insights__side {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.insights__small {
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border-color);
}

.insights__small:last-child {
  border-bottom: none;
}

.insights__small-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin: 15px 0;
}

.insights__small-excerpt {
  font-size: 0.9rem;
  opacity: 0.5;
}

/* Адаптивність */
@media (max-width: 992px) {
  .insights__grid {
    grid-template-columns: 1fr;
  }
  .insights__main {
    border-right: none;
    padding-right: 0;
    margin-bottom: 40px;
  }
}

.about {
  padding: 140px 0;
}

.about__container {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 80px;
  align-items: center;
}

.about__img-frame {
  position: relative;
  padding: 20px;
  border: 1px solid var(--border-color);
}

.about__img {
  width: 100%;
  height: auto;
  filter: sepia(20%) contrast(1.1);
  display: block;
}

.about__experience-badge {
  position: absolute;
  bottom: -30px;
  right: -30px;
  background: var(--accent-color);
  color: var(--bg-color);
  padding: 30px;
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1;
}

.about__badge-num {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
}

.about__badge-text {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 5px;
}

.about__label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--accent-color);
  display: block;
  margin-bottom: 20px;
}

.about__title {
  font-family: var(--font-heading);
  font-size: 3.2rem;
  line-height: 1.1;
  margin-bottom: 40px;
}

.text-serif-italic {
  font-style: italic;
  font-weight: 400;
}

.about__text-block {
  margin-bottom: 50px;
}

.about__text {
  font-size: 1.05rem;
  opacity: 0.7;
  margin-bottom: 20px;
  line-height: 1.8;
}

.about__stats {
  display: flex;
  gap: 40px;
  margin-bottom: 50px;
  padding-top: 30px;
  border-top: 1px solid var(--border-color);
}

.about__stat-item {
  display: flex;
  flex-direction: column;
}

.about__stat-val {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  color: var(--accent-color);
}

.about__stat-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  opacity: 0.5;
  letter-spacing: 1px;
}

/* Адаптивність */
@media (max-width: 1024px) {
  .about__container {
    grid-template-columns: 1fr;
    gap: 60px;
  }
  .about__image-side {
    order: 2;
    max-width: 500px;
    margin: 0 auto;
  }
  .about__content-side {
    order: 1;
    text-align: center;
  }
  .about__stats {
    justify-content: center;
  }
}

/* Контакты и Форма */
.contact {
  padding: 120px 0;
}
.contact__container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
}
.contact__title {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  margin-bottom: 30px;
}
.contact__meta {
  margin-top: 40px;
}
.contact__meta-item {
  margin-bottom: 20px;
  border-left: 1px solid var(--accent-color);
  padding-left: 20px;
}
.contact__meta-item span {
  font-size: 0.7rem;
  text-transform: uppercase;
  opacity: 0.5;
}

.form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.form__input {
  width: 100%;
  background: none;
  border: none;
  border-bottom: 1px solid var(--border-color);
  padding: 15px 0;
  color: #fff;
  font-family: inherit;
  transition: var(--transition);
}
.form__input:focus {
  outline: none;
  border-color: var(--accent-color);
}

/* Кастомные чекбоксы */
.captcha__container,
.policy__container {
  display: flex;
  align-items: center;
  gap: 15px;
  cursor: pointer;
  font-size: 0.85rem;
  opacity: 0.8;
}
.captcha__checkmark,
.policy__checkmark {
  width: 20px;
  height: 20px;
  border: 1px solid var(--accent-color);
  position: relative;
}
input[type="checkbox"] {
  display: none;
}
input[type="checkbox"]:checked + .captcha__checkmark::after,
input[type="checkbox"]:checked + .policy__checkmark::after {
  content: "✓";
  position: absolute;
  left: 4px;
  top: -2px;
  color: var(--accent-color);
}

.form__status {
  margin-top: 20px;
  font-size: 0.9rem;
  padding: 10px;
  display: none;
  border: 1px solid var(--accent-color);
}

/* Cookie Pop-up */
.cookie-popup {
  position: fixed;
  bottom: 30px;
  left: 30px;
  background: #1a1a1a;
  border: 1px solid var(--accent-color);
  padding: 25px;
  z-index: 2000;
  max-width: 400px;
  transform: translateY(200%);
  transition: transform 0.6s ease;
}
.cookie-popup.active {
  transform: translateY(0);
}
.btn--small {
  padding: 10px 20px;
  font-size: 0.7rem;
  margin-top: 15px;
}

/* Стили для страниц политик */
.pages {
  padding: 100px 0;
  background: var(--bg-color);
}
.pages h1 {
  font-family: var(--font-heading);
  font-size: 3rem;
  margin-bottom: 40px;
}
.pages h2 {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  margin: 30px 0 20px;
  color: var(--accent-color);
}
.pages p {
  margin-bottom: 20px;
  opacity: 0.8;
  line-height: 1.8;
}
.pages ul {
  margin-bottom: 20px;
  padding-left: 20px;
}
.pages li {
  margin-bottom: 10px;
  opacity: 0.8;
  list-style: square;
}
.pages strong {
  color: #fff;
}
.pages a {
  color: var(--accent-color);
  border-bottom: 1px dotted;
}

.form__error-message {
  color: #ff4d4d;
  font-size: 0.75rem;
  display: none;
  margin-top: 5px;
  letter-spacing: 1px;
}

/* Красная граница при невалидном вводе, когда поле не в фокусе */
.form__input:invalid:not(:placeholder-shown) {
  border-bottom-color: #ff4d4d;
}

/* Кнопка бургера */
.header__burger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 20px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 2001; /* Выше мобильного меню */
}

.burger-line {
  width: 100%;
  height: 2px;
  background-color: var(--accent-color);
  transition: var(--transition);
  transform-origin: left;
}

/* Анимация бургера в "X" */
.header__burger.active .burger-line:nth-child(1) {
  transform: rotate(45deg);
}
.header__burger.active .burger-line:nth-child(2) {
  opacity: 0;
}
.header__burger.active .burger-line:nth-child(3) {
  transform: rotate(-45deg);
}

/* Мобильное меню (Overlay) */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: var(--bg-color);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translateY(-100%);
  transition: transform 0.6s cubic-bezier(0.77, 0, 0.175, 1);
}

.mobile-menu.active {
  transform: translateY(0);
}

.mobile-menu__list {
  text-align: center;
}

.mobile-menu__link {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  display: block;
  margin: 20px 0;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.4s ease;
}

.mobile-menu.active .mobile-menu__link {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.3s;
}

.mobile-menu__link--cta {
  color: var(--accent-color);
  font-size: 1.5rem;
  border: 1px solid var(--accent-color);
  padding: 10px 30px;
  margin-top: 40px;
}

/* Адаптивность */
@media (max-width: 1024px) {
  .header__nav,
  .header__cta-desktop {
    display: none;
  }
  .header__burger {
    display: flex;
  }
}