:root {
  --color-primary: #111b3a;
  --color-accent: #c6be8a;
  --color-bg: #ffffff;
  --color-text: #000000;
  --color-header-overlay: rgba(255, 255, 255, 0.8);
  --color-overlay: rgba(255, 255, 255, 0.8);
  --color-focus: #4a90e2;

  --font-sans: "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;

  --fs-hero: clamp(2rem, 2.7vw, 2.25rem);
  --fs-body: clamp(0.9375rem, 1.2vw, 1rem);
  --fs-button: clamp(0.9375rem, 1.2vw, 1rem);

  --lh-body: 2.25;
  --lh-button: 1.6875;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;

  --container-max: 1440px;
  --gutter: 24px;

  --radius-none: 0;
}

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

html,
body {
  width: 100%;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
}

h1,
h2,
h3,
h4,
h5,
h6,
p {
  margin: 0;
}

button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.desktop {
  position: relative;
  width: 100%;
  min-height: 4000px;
  min-width: 320px;
  overflow-x: hidden;
  background: var(--color-bg);
}

.header {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 10;
  width: 100%;
  height: 129px;
}

.header-overlay {
  position: absolute;
  inset: 0;
  background: var(--color-header-overlay);
}

.navigation {
  position: relative;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
}

.logo {
  position: absolute;
  top: 26px;
  left: 118px;
  width: 75px;
  height: 72px;
}

.logo-icon {
  width: 100%;
  height: 100%;
}

.language-selector {
  position: absolute;
  top: 41px;
  right: 196px;
  width: 64px;
  height: 48px;
  border: 2px solid var(--color-text);
  background: transparent;
  cursor: pointer;
}

.language-text {
  display: inline-block;
  width: 100%;
  font-size: var(--fs-button);
  line-height: 27px;
  text-align: center;
}

.menu-toggle {
  position: absolute;
  top: 58px;
  right: 128px;
  width: 36px;
  height: 12px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.menu-line {
  height: 4px;
  width: 36px;
  background: var(--color-text);
}

.menu-line-short {
  width: 27px;
}

.hero-section {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 650px;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.concept-section {
  position: absolute;
  top: 650px;
  left: 0;
  width: 100%;
  min-height: 691px;
}

.section-divider {
  position: absolute;
  top: 0;
  left: 555px;
  width: 4px;
  height: 483px;
  background: rgba(198, 190, 138, 0.8);
}

.concept-content {
  position: absolute;
  top: 108px;
  left: 637px;
  width: 616px;
}

.section-title,
.section-title-button {
  width: 203px;
  height: 48px;
  border: 1px solid var(--color-text);
  font-size: var(--fs-button);
  font-weight: 400;
  line-height: 48px;
  text-align: center;
}

.section-title {
  margin-bottom: 64px;
}

.concept-text,
.journey-text,
.sensei-text {
  font-size: var(--fs-body);
  line-height: 36px;
  font-weight: 400;
}

.journey-section {
  position: absolute;
  top: 1341px;
  left: 0;
  width: 100%;
  min-height: 498px;
}

.journey-content {
  position: absolute;
  top: 88px;
  left: 157px;
  width: 569px;
}

.section-title-button {
  margin-bottom: 64px;
}

.journey-image {
  position: absolute;
  top: 0;
  left: 808px;
  width: 632px;
  height: 316px;
  object-fit: cover;
}

.sensei-section {
  position: absolute;
  top: 1839px;
  left: 0;
  width: 100%;
  min-height: 795px;
}

.sensei-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 386px;
  height: 397px;
  object-fit: cover;
}

.sensei-content {
  position: absolute;
  top: 40px;
  left: 508px;
  width: 688px;
}

.sensei-heading {
  margin-bottom: 28px;
}

.sensei-title {
  display: block;
  font-size: var(--fs-hero);
  line-height: 1.7778;
  font-weight: 700;
}

.sensei-subtitle {
  display: block;
  font-size: var(--fs-body);
  line-height: 36px;
  font-weight: 400;
}

.sensei-text {
  margin-bottom: 96px;
}

.sensei-button {
  margin-left: 0;
}

.footer-intro-section {
  position: absolute;
  top: 2634px;
  left: 0;
  width: 100%;
  height: 471px;
}

.footer-intro-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.footer-intro-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 275px;
  height: 100%;
  background: var(--color-overlay);
}

.footer-logo {
  position: absolute;
  top: 178px;
  left: 73px;
  width: 120px;
  height: 115px;
}

.footer-logo-icon {
  width: 100%;
  height: 100%;
}

.footer {
  position: absolute;
  top: 3105px;
  left: 0;
  width: 100%;
  min-height: 895px;
  background: var(--color-primary);
}

.footer-content {
  height: 100%;
}

/* Tablet */
@media (max-width: 959px) {
  .desktop {
    min-height: auto;
  }

  .header,
  .hero-section,
  .concept-section,
  .journey-section,
  .sensei-section,
  .footer-intro-section,
  .footer {
    position: relative;
    top: auto;
    left: auto;
  }

  .navigation {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
  }

  .logo,
  .language-selector,
  .menu-toggle {
    position: static;
  }

  .logo {
    margin-top: 0;
  }

  .hero-section {
    height: 420px;
  }

  .concept-section,
  .journey-section,
  .sensei-section {
    min-height: auto;
    padding: 56px 24px;
  }

  .section-divider {
    display: none;
  }

  .concept-content,
  .journey-content,
  .sensei-content {
    position: static;
    width: 100%;
  }

  .journey-image,
  .sensei-image {
    position: static;
    width: 100%;
    height: auto;
    margin-top: 24px;
  }

  .sensei-section {
    display: flex;
    flex-direction: column-reverse;
    gap: 24px;
  }

  .sensei-text {
    margin-bottom: 40px;
  }

  .footer-intro-section {
    height: 300px;
  }

  .footer-intro-overlay {
    width: 50%;
  }

  .footer-logo {
    top: 92px;
    left: 24px;
  }

  .footer {
    min-height: 320px;
  }
}

/* Mobile */
@media (max-width: 599px) {
  .header {
    height: 88px;
  }

  .navigation {
    padding: 0 16px;
  }

  .logo {
    width: 56px;
    height: 54px;
  }

  .language-selector {
    width: 56px;
    height: 40px;
  }

  .menu-toggle {
    width: 30px;
  }

  .menu-line {
    width: 30px;
    height: 3px;
  }

  .menu-line-short {
    width: 22px;
  }

  .hero-section {
    height: 320px;
  }

  .concept-section,
  .journey-section,
  .sensei-section {
    padding: 40px 16px;
  }

  .section-title,
  .section-title-button {
    width: 164px;
    height: 40px;
    line-height: 40px;
    margin-bottom: 24px;
  }

  .concept-text,
  .journey-text,
  .sensei-text {
    line-height: 2;
  }

  .footer-intro-section {
    height: 240px;
  }

  .footer-logo {
    width: 88px;
    height: 84px;
    top: 78px;
    left: 16px;
  }

  .footer {
    min-height: 220px;
  }
}