:root {
  --color-primary: #2C3E50;
  --color-secondary: #3498DB;
  --color-accent: #E74C3C;
  --color-bg-light: #F5F7FA;
  --color-bg-dark: #1A2530;
  --color-text-primary: #333333;
  --color-text-secondary: #7F8C8D;
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Source Sans 3', sans-serif;
  --transition: all 0.3s ease;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --border-radius: 4px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-secondary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover, a:focus {
  color: var(--color-primary);
  text-decoration: underline;
}

button, .btn {
  cursor: pointer;
  font-family: var(--font-body);
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--border-radius);
  transition: var(--transition);
  border: none;
  display: inline-block;
  text-align: center;
}

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

.btn-primary:hover, .btn-primary:focus {
  background-color: #c0392b;
  color: white;
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.btn-secondary {
  background-color: var(--color-secondary);
  color: white;
}

.btn-secondary:hover, .btn-secondary:focus {
  background-color: #2980b9;
  color: white;
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.btn-outline {
  background-color: transparent;
  border: 2px solid var(--color-secondary);
  color: var(--color-secondary);
}

.btn-outline:hover, .btn-outline:focus {
  background-color: var(--color-secondary);
  color: white;
  text-decoration: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--color-primary);
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.75rem;
}

h4 {
  font-size: 1.5rem;
}

p {
  margin-bottom: 1.5rem;
}

ul, ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 60px 0;
}

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

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}


.header {
  position: fixed;
  width: 100%;
  top: 0;
  left: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  transition: var(--transition);
}

.header--scrolled {
  padding: 10px 0;
}

.header__container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 0;
}

.logo {
  display: block;
  height: 40px;
  width: auto;
}

.logo svg {
  height: 100%;
  width: auto;
}


.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: 0;
  width: 40px;
  height: 40px;
  position: relative;
  z-index: 1100;
  cursor: pointer;
}

.nav-toggle__icon {
  position: relative;
  width: 30px;
  height: 2px;
  background-color: var(--color-primary);
  display: block;
  transition: var(--transition);
}

.nav-toggle__icon::before,
.nav-toggle__icon::after {
  content: '';
  position: absolute;
  width: 30px;
  height: 2px;
  background-color: var(--color-primary);
  display: block;
  transition: var(--transition);
}

.nav-toggle__icon::before {
  transform: translateY(-8px);
}

.nav-toggle__icon::after {
  transform: translateY(8px);
}

.nav-toggle.active .nav-toggle__icon {
  background-color: transparent;
}

.nav-toggle.active .nav-toggle__icon::before {
  transform: rotate(45deg);
}

.nav-toggle.active .nav-toggle__icon::after {
  transform: rotate(-45deg);
}

.nav {
  position: relative;
}

.nav__list {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 20px;
}

.nav__item {
  position: relative;
}

.nav__link {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
  padding: 8px 0;
  position: relative;
  transition: var(--transition);
}

.nav__link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: 0;
  left: 0;
  background-color: var(--color-accent);
  transition: var(--transition);
}

.nav__link:hover::after,
.nav__link:focus::after,
.nav__link.active::after {
  width: 100%;
}


.hero {
  position: relative;
  height: 60vh;
  min-height: 500px;
  display: flex;
  align-items: center;
  overflow: hidden;
  margin-top: 70px;
}

.hero__bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -1;
}

.hero__bg::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(26, 37, 48, 0.8), rgba(26, 37, 48, 0.6));
}

.hero__content {
  position: relative;
  z-index: 1;
  color: white;
  max-width: 700px;
}

.hero__title {
  font-size: 3rem;
  margin-bottom: 1.5rem;
  color: white;
}

.hero__subtitle {
  font-size: 1.5rem;
  margin-bottom: 2rem;
  font-weight: 300;
}

.hero__cta {
  margin-top: 2rem;
}


.services {
  padding: 80px 0;
  background-color: white;
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.service-card {
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  padding: 30px;
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.service-card__icon {
  margin-bottom: 20px;
  font-size: 2.5rem;
  color: var(--color-secondary);
}

.service-card__title {
  margin-bottom: 15px;
  font-size: 1.5rem;
}

.service-card__description {
  color: var(--color-text-secondary);
  flex-grow: 1;
}


.approach {
  background-color: var(--color-bg-light);
  padding: 80px 0;
}

.approach__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.approach__image {
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.approach__text h2 {
  margin-bottom: 25px;
}

.approach__text p {
  margin-bottom: 20px;
}


.case-studies {
  padding: 80px 0;
  background-color: white;
}

.case-studies__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.case-study {
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  background-color: white;
}

.case-study:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.case-study__image {
  height: 200px;
  overflow: hidden;
}

.case-study__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.case-study:hover .case-study__image img {
  transform: scale(1.05);
}

.case-study__content {
  padding: 25px;
}

.case-study__title {
  margin-bottom: 15px;
}

.case-study__description {
  color: var(--color-text-secondary);
  margin-bottom: 20px;
}

.case-study__link {
  font-weight: 600;
  color: var(--color-secondary);
  display: inline-flex;
  align-items: center;
}

.case-study__link i {
  margin-left: 5px;
  transition: var(--transition);
}

.case-study__link:hover i {
  transform: translateX(5px);
}


.benefits {
  background-color: var(--color-bg-light);
  padding: 80px 0;
}

.benefits__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.benefit {
  text-align: center;
  padding: 30px;
}

.benefit__icon {
  font-size: 2.5rem;
  color: var(--color-secondary);
  margin-bottom: 20px;
}

.benefit__title {
  margin-bottom: 15px;
  font-size: 1.25rem;
}

.benefit__description {
  color: var(--color-text-secondary);
}


.contact {
  padding: 80px 0;
  background-color: white;
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.contact__info {
  margin-bottom: 30px;
}

.contact__form {
  background-color: white;
  border-radius: var(--border-radius);
  padding: 40px;
  box-shadow: var(--shadow);
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--color-primary);
}

.form-control {
  display: block;
  width: 100%;
  padding: 12px 15px;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--color-text-primary);
  background-color: #fff;
  background-clip: padding-box;
  border: 1px solid #ced4da;
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.form-control:focus {
  color: var(--color-text-primary);
  background-color: #fff;
  border-color: var(--color-secondary);
  outline: 0;
  box-shadow: 0 0 0 0.2rem rgba(52, 152, 219, 0.25);
}

textarea.form-control {
  height: auto;
  min-height: 150px;
  resize: vertical;
}

.form-check {
  display: flex;
  align-items: flex-start;
  margin-bottom: 20px;
}

.form-check-input {
  margin-right: 10px;
  margin-top: 5px;
}

.form-check-label {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.btn-submit {
  width: 100%;
  padding: 15px;
  font-size: 1.1rem;
}


.faq {
  padding: 80px 0;
  background-color: var(--color-bg-light);
}

.faq__list {
  margin-top: 40px;
  list-style: none;
  padding: 0;
}

.faq__item {
  margin-bottom: 20px;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  background-color: white;
}

.faq__question {
  padding: 20px;
  background-color: white;
  color: var(--color-primary);
  font-weight: 600;
  cursor: pointer;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: var(--transition);
}

.faq__question:hover {
  background-color: #f8f9fa;
}

.faq__question::after {
  content: '\f107';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  transition: var(--transition);
}

.faq__item.active .faq__question::after {
  transform: rotate(180deg);
}

.faq__answer {
  padding: 0 20px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq__item.active .faq__answer {
  padding: 0 20px 20px;
  max-height: 1000px;
}


.footer {
  background-color: var(--color-bg-dark);
  color: white;
  padding: 60px 0 30px;
}

.footer__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer__logo {
  margin-bottom: 20px;
}

.footer__about p {
  color: #bdc3c7;
  margin-bottom: 20px;
}

.footer__heading {
  color: white;
  margin-bottom: 20px;
  font-size: 1.25rem;
}

.footer__contact-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 15px;
}

.footer__contact-icon {
  margin-right: 10px;
  color: var(--color-secondary);
}

.footer__contact-text {
  color: #bdc3c7;
}

.footer__links-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer__links-item {
  margin-bottom: 10px;
}

.footer__link {
  color: #bdc3c7;
  transition: var(--transition);
}

.footer__link:hover {
  color: white;
  text-decoration: none;
}

.footer__bottom {
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  color: #bdc3c7;
  font-size: 0.9rem;
}

.footer__bottom a {
  color: var(--color-secondary);
}


.cookie-consent {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-primary);
  color: white;
  padding: 20px;
  z-index: 9999;
  display: none;
  box-shadow: 0 -5px 10px rgba(0, 0, 0, 0.1);
}

.cookie-consent.show {
  display: block;
}

.cookie-consent__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.cookie-consent__text {
  flex: 1;
  min-width: 280px;
}

.cookie-consent__title {
  margin-bottom: 10px;
  color: white;
}

.cookie-consent__description {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.8);
}

.cookie-consent__buttons {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.cookie-settings-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.cookie-settings-modal.show {
  opacity: 1;
  visibility: visible;
}

.cookie-settings-modal__content {
  background-color: white;
  border-radius: var(--border-radius);
  width: 90%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 30px;
  position: relative;
  transform: translateY(20px);
  transition: var(--transition);
}

.cookie-settings-modal.show .cookie-settings-modal__content {
  transform: translateY(0);
}

.cookie-settings-modal__close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-text-secondary);
  cursor: pointer;
  padding: 0;
  transition: var(--transition);
}

.cookie-settings-modal__close:hover {
  color: var(--color-text-primary);
}

.cookie-settings-modal__title {
  margin-bottom: 20px;
}

.cookie-settings-modal__description {
  margin-bottom: 30px;
}

.cookie-category {
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid #eee;
}

.cookie-category:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.cookie-category__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 15px;
}

.cookie-category__title {
  margin: 0;
  font-size: 1.1rem;
}

.cookie-category__toggle {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 30px;
}

.cookie-category__toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.cookie-category__toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #ccc;
  transition: .4s;
  border-radius: 34px;
}

.cookie-category__toggle-slider:before {
  position: absolute;
  content: "";
  height: 22px;
  width: 22px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  transition: .4s;
  border-radius: 50%;
}

input:checked + .cookie-category__toggle-slider {
  background-color: var(--color-secondary);
}

input:focus + .cookie-category__toggle-slider {
  box-shadow: 0 0 1px var(--color-secondary);
}

input:checked + .cookie-category__toggle-slider:before {
  transform: translateX(30px);
}

.cookie-category__description {
  color: var(--color-text-secondary);
}

.cookie-settings-modal__buttons {
  display: flex;
  justify-content: space-between;
  margin-top: 30px;
}


.thank-you {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 300px);
  padding: 80px 0;
  text-align: center;
}

.thank-you__icon {
  font-size: 5rem;
  color: var(--color-secondary);
  margin-bottom: 30px;
}

.thank-you__title {
  margin-bottom: 20px;
}

.thank-you__text {
  max-width: 600px;
  margin: 0 auto 30px;
}


.dialog {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.dialog.show {
  opacity: 1;
  visibility: visible;
}

.dialog__content {
  background-color: white;
  border-radius: var(--border-radius);
  width: 90%;
  max-width: 500px;
  padding: 30px;
  text-align: center;
  position: relative;
  transform: translateY(20px);
  transition: var(--transition);
}

.dialog.show .dialog__content {
  transform: translateY(0);
}

.dialog__icon {
  font-size: 3rem;
  color: var(--color-secondary);
  margin-bottom: 20px;
}

.dialog__title {
  margin-bottom: 15px;
}

.dialog__text {
  margin-bottom: 25px;
}

.dialog__button {
  min-width: 120px;
}


.policy {
  padding: 100px 0 60px;
}

.policy__date {
  color: var(--color-text-secondary);
  margin-bottom: 30px;
  font-style: italic;
}

.policy__section {
  margin-bottom: 40px;
}

.policy__subtitle {
  margin-top: 30px;
  margin-bottom: 15px;
  font-size: 1.5rem;
}

.policy__list {
  margin-bottom: 20px;
}

.policy__list li {
  margin-bottom: 10px;
}


.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 99;
  box-shadow: var(--shadow);
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background-color: var(--color-secondary);
  transform: translateY(-5px);
}


.map {
  height: 400px;
  border-radius: var(--border-radius);
  overflow: hidden;
  margin-bottom: 30px;
  box-shadow: var(--shadow);
}

.map iframe {
  width: 100%;
  height: 100%;
  border: 0;
}


.research-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.research-card {
  background-color: white;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.research-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.research-card__image {
  height: 200px;
  overflow: hidden;
}

.research-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.research-card:hover .research-card__image img {
  transform: scale(1.05);
}

.research-card__content {
  padding: 25px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.research-card__title {
  margin-bottom: 15px;
}

.research-card__description {
  color: var(--color-text-secondary);
  margin-bottom: 20px;
  flex-grow: 1;
}

.research-card__meta {
  display: flex;
  justify-content: space-between;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-top: auto;
}

.research-detail {
  margin-bottom: 50px;
}

.research-detail__image {
  margin-bottom: 30px;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.research-detail__meta {
  display: flex;
  justify-content: space-between;
  color: var(--color-text-secondary);
  margin-bottom: 20px;
  font-size: 0.9rem;
}

.research-detail__content {
  margin-bottom: 30px;
}

.research-detail__section {
  margin-bottom: 30px;
}

.research-detail__subtitle {
  margin-bottom: 15px;
  font-size: 1.5rem;
}

.research-detail__list {
  margin-bottom: 20px;
}

.research-detail__list li {
  margin-bottom: 10px;
}


.methodology {
  padding: 60px 0;
  background-color: white;
}

.methodology__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.methodology-card {
  background-color: var(--color-bg-light);
  border-radius: var(--border-radius);
  padding: 30px;
  box-shadow: var(--shadow);
  height: 100%;
}

.methodology-card__number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--color-secondary);
  color: white;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.methodology-card__title {
  margin-bottom: 15px;
  font-size: 1.5rem;
}

.deliverables {
  padding: 60px 0;
  background-color: var(--color-bg-light);
}

.deliverables__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.deliverable {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 20px;
}

.deliverable__icon {
  font-size: 2.5rem;
  color: var(--color-secondary);
  margin-bottom: 20px;
}

.deliverable__title {
  margin-bottom: 15px;
  font-size: 1.25rem;
}

.timeline {
  padding: 60px 0;
  background-color: white;
}

.timeline__container {
  position: relative;
  max-width: 800px;
  margin: 40px auto 0;
}

.timeline__container::after {
  content: '';
  position: absolute;
  width: 4px;
  background-color: var(--color-secondary);
  top: 0;
  bottom: 0;
  left: 50%;
  margin-left: -2px;
}

.timeline-item {
  padding: 10px 40px;
  position: relative;
  width: 50%;
  box-sizing: border-box;
}

.timeline-item::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  right: -10px;
  top: 15px;
  border-radius: 50%;
  background-color: white;
  border: 4px solid var(--color-secondary);
  z-index: 1;
}

.timeline-item:nth-child(odd) {
  left: 0;
}

.timeline-item:nth-child(even) {
  left: 50%;
}

.timeline-item:nth-child(even)::after {
  left: -10px;
}

.timeline-content {
  padding: 20px;
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

.timeline-content__title {
  margin-bottom: 15px;
  font-size: 1.25rem;
}

.timeline-content__duration {
  color: var(--color-text-secondary);
  font-style: italic;
  margin-bottom: 15px;
}

.success-metrics {
  padding: 60px 0;
  background-color: var(--color-bg-light);
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.metric-card {
  background-color: white;
  border-radius: var(--border-radius);
  padding: 30px;
  box-shadow: var(--shadow);
  height: 100%;
}

.metric-card__icon {
  font-size: 2.5rem;
  color: var(--color-secondary);
  margin-bottom: 20px;
}

.metric-card__title {
  margin-bottom: 15px;
  font-size: 1.5rem;
}

.metric-card__description {
  color: var(--color-text-secondary);
}


.iti {
  width: 100%;
}


@media (max-width: 991.98px) {
  .nav-toggle {
    display: block;
  }
  
  .nav {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100vh;
    background-color: white;
    z-index: 1000;
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    overflow-y: auto;
    padding: 100px 30px 30px;
  }
  
  .nav.active {
    right: 0;
  }
  
  .nav__list {
    flex-direction: column;
    gap: 0;
  }
  
  .nav__item {
    width: 100%;
  }
  
  .nav__link {
    display: block;
    padding: 15px 0;
    border-bottom: 1px solid #eee;
    width: 100%;
  }
  
  .nav__link::after {
    display: none;
  }
}


@media (max-width: 991.98px) {
  h1 {
    font-size: 2.2rem;
  }
  
  h2 {
    font-size: 1.8rem;
  }
  
  .hero__title {
    font-size: 2.5rem;
  }
  
  .hero__subtitle {
    font-size: 1.3rem;
  }
  
  .approach__content,
  .contact__grid {
    grid-template-columns: 1fr;
  }
  
  .timeline__container::after {
    left: 31px;
  }
  
  .timeline-item {
    width: 100%;
    padding-left: 70px;
    padding-right: 25px;
  }
  
  .timeline-item:nth-child(even) {
    left: 0;
  }
  
  .timeline-item::after {
    left: 21px;
  }
  
  .timeline-item:nth-child(even)::after {
    left: 21px;
  }
}

@media (max-width: 767.98px) {
  .section {
    padding: 50px 0;
  }
  
  .hero {
    height: 70vh;
  }
  
  .hero__title {
    font-size: 2.2rem;
  }
  
  .hero__subtitle {
    font-size: 1.2rem;
  }
  
  .case-studies__grid,
  .research-grid {
    grid-template-columns: 1fr;
  }
  
  .cookie-consent__container {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 575.98px) {
  .container {
    padding: 0 15px;
  }
  
  .hero {
    min-height: 400px;
  }
  
  .hero__title {
    font-size: 1.8rem;
  }
  
  .hero__subtitle {
    font-size: 1.1rem;
  }
  
  .services__grid,
  .benefits__grid,
  .methodology__grid,
  .deliverables__grid,
  .metrics-grid {
    grid-template-columns: 1fr;
  }
  
  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
  }
}