@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&display=swap');

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

:root {
  --white: #FFFFFF;
  --mist-grey: #ECECEC;
  --deep-charcoal: #3A3A3A;
  --muted-taupe: #8C7B6A;
  
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  
  --transition-slow: all 0.5s ease;
  --shadow-soft: 0 4px 12px rgba(0, 0, 0, 0.05);
  --border-radius: 6px;
}

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

body {
  font-family: var(--font-primary);
  font-weight: 400;
  line-height: 1.7;
  color: var(--deep-charcoal);
  background-color: var(--white);
}

h1, h2, h3, h4, h5 {
  font-weight: 500;
  line-height: 1.3;
  margin-bottom: 1.5rem;
}

h1 {
  font-size: 2.5rem;
  font-weight: 600;
  letter-spacing: -0.5px;
}

h2 {
  font-size: 1.875rem;
  letter-spacing: -0.3px;
}

h3 {
  font-size: 1.5rem;
  letter-spacing: -0.2px;
}

p {
  margin-bottom: 1.5rem;
}

a {
  color: var(--deep-charcoal);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: var(--transition-slow);
}

a:hover {
  color: var(--muted-taupe);
  border-bottom: 1px solid var(--muted-taupe);
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.row {
  display: flex;
  flex-wrap: wrap;
  margin: 0 -1rem;
}

.col {
  flex: 1;
  padding: 0 1rem;
}

.section {
  padding: 5rem 0;
}

.section--mist {
  background-color: var(--mist-grey);
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }

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

.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: var(--white);
  box-shadow: var(--shadow-soft);
  transition: var(--transition-slow);
}

.header__container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 2rem;
}

.logo {
  font-weight: 500;
  font-size: 1.25rem;
  letter-spacing: -0.3px;
}

.nav__list {
  display: flex;
  list-style: none;
}

.nav__item {
  margin-left: 2rem;
}

.nav__link {
  font-weight: 500;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.2px;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  position: relative;
  z-index: 1001;
}

.menu-toggle i {
  transition: var(--transition-slow);
}

.menu-toggle .menu-icon {
  display: block;
}

.menu-toggle .close-icon {
  display: none;
}

.menu-toggle[aria-expanded="true"] .menu-icon {
  display: none;
}

.menu-toggle[aria-expanded="true"] .close-icon {
  display: block;
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
  
  .nav {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: 80%;
    max-width: 300px;
    background-color: var(--white);
    padding: 5rem 2rem;
    transform: translateX(100%);
    transition: var(--transition-slow);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
    z-index: 1000;
  }
  
  .nav--active {
    transform: translateX(0);
  }
  
  .nav__list {
    flex-direction: column;
  }
  
  .nav__item {
    margin: 1rem 0;
  }
  
  .nav__link {
    font-size: 1.1rem;
    padding: 0.5rem 0;
  }
}

.hero {
  height: 80vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  position: relative;
  margin-top: 70px;
}

.hero__bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.6;
  z-index: -1;
}

.hero__content {
  max-width: 600px;
}

.hero__title {
  margin-bottom: 1rem;
}

.hero__subtitle {
  font-size: 1.25rem;
  font-weight: 400;
  margin-bottom: 2rem;
}

.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.2px;
  border-radius: var(--border-radius);
  transition: var(--transition-slow);
  cursor: pointer;
  border: none;
  text-align: center;
}

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

.btn--primary:hover {
  background-color: #4a4a4a;
  color: var(--white);
  border-bottom: none;
}

.btn--secondary {
  background-color: var(--white);
  color: var(--deep-charcoal);
  border: 1px solid var(--deep-charcoal);
}

.btn--secondary:hover {
  background-color: var(--deep-charcoal);
  color: var(--white);
  border-bottom: none;
}

.card {
  background-color: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-soft);
  padding: 2rem;
  height: 100%;
  transition: var(--transition-slow);
}

.card:hover {
  transform: translateY(-5px);
}

.card__icon {
  font-size: 2rem;
  color: var(--muted-taupe);
  margin-bottom: 1.5rem;
}

.card__title {
  margin-bottom: 1rem;
}

.accordion {
  margin-bottom: 1.5rem;
  border-radius: var(--border-radius);
  overflow: hidden;
  border: 1px solid var(--mist-grey);
  box-shadow: var(--shadow-soft);
  background-color: var(--white);
  transition: var(--transition-slow);
}

.accordion:hover {
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
}

.accordion__button {
  background-color: var(--white);
  color: var(--deep-charcoal);
  cursor: pointer;
  padding: 1.5rem 1.75rem;
  width: 100%;
  text-align: left;
  border: none;
  outline: none;
  transition: var(--transition-slow);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 500;
  font-size: 1.05rem;
  border-radius: var(--border-radius);
  position: relative;
}

.accordion__button:hover {
  background-color: var(--mist-grey);
  color: var(--muted-taupe);
}

.accordion__button--active {
  background-color: var(--mist-grey);
  color: var(--deep-charcoal);
}

.accordion__button svg {
  transition: var(--transition-slow);
  color: var(--muted-taupe);
  flex-shrink: 0;
  margin-left: 1rem;
}

.accordion__button:hover svg {
  color: var(--deep-charcoal);
}

.accordion__button--active svg {
  transform: rotate(180deg);
  color: var(--deep-charcoal);
}

.accordion__content {
  padding: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
  background-color: var(--white);
}

.accordion__content-inner {
  padding: 0 1.75rem 1.75rem;
  color: var(--deep-charcoal);
  line-height: 1.8;
}

.testimonial {
  padding: 2rem;
  background-color: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-soft);
  position: relative;
}

.testimonial__text {
  font-style: italic;
  margin-bottom: 1.5rem;
}

.testimonial__author {
  font-weight: 500;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-control {
  display: block;
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--deep-charcoal);
  background-color: var(--white);
  border: 1px solid var(--mist-grey);
  border-radius: var(--border-radius);
  transition: var(--transition-slow);
}

.form-control:focus {
  outline: none;
  border-color: var(--muted-taupe);
}

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

.footer {
  background-color: var(--deep-charcoal);
  color: var(--white);
  padding: 4rem 0 2rem;
  text-align: center;
}

.footer a {
  color: var(--white);
}

.footer a:hover {
  color: var(--muted-taupe);
}

.footer__links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.footer__link {
  margin: 0 1rem 0.5rem;
  font-size: 0.9rem;
}

.footer__copyright {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
}

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

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 992px) {
  html {
    font-size: 15px;
  }
  
  .hero {
    height: 70vh;
  }
}

@media (max-width: 768px) {
  .row {
    flex-direction: column;
  }
  
  .col {
    margin-bottom: 2rem;
  }
  
  .hero {
    height: auto;
    min-height: 500px;
    padding: 4rem 0;
  }
  
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.6rem;
  }
}

@media (max-width: 576px) {
  .container {
    padding: 0 1.5rem;
  }
  
  .section {
    padding: 3rem 0;
  }
  
  h1 {
    font-size: 1.8rem;
  }
  
  .hero__subtitle {
    font-size: 1.1rem;
  }
}