/*
  Shared base styles for the MARUTTO site.
  Contains: reset, shared design tokens, global typography defaults,
  the site header/footer components, and the scroll-reveal animation system.
  Page-specific layout (hero, sections, etc.) lives in each page's own style.css.
*/

* {
  box-sizing: border-box;
}

:root {
  --green: #073d34;
  --base: #f4f1e8;
  --paper: #fffdf7;
  --ink: #191919;
  --ink7: #151515;
  --sand: #b9a78c;
  --line: #ded8cd;
  --line-14: rgba(20, 20, 20, 0.14);
  --primary: #86cab6;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--base);
  font-family: "Hiragino Mincho ProN", "Yu Mincho", YuMincho, serif;
  font-weight: 300;
  letter-spacing: 0.288px;
}

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

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

.kicker {
  font-family: "Host Grotesk", Arial, sans-serif;
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 2.4px;
  text-transform: uppercase;
  color: var(--sand);
  margin: 0 0 20px;
}
.kicker-ink {
  color: var(--ink7);
}
.kicker-white {
  color: #fff;
  text-align: center;
}

/* primary CTA button fill, reusable across pages */
.btn-primary {
  background: var(--primary);
  border: 1px solid var(--primary);
  color: var(--green);
}
.btn-primary:hover {
  background: var(--green);
  border-color: var(--green);
  color: #fff;
}

h1, h2, h3, p {
  margin: 0;
}
h1, h2, h3 {
  font-weight: 300;
}

.block {
  margin: 0 auto;
  padding: 140px 0;
}

/* ---- site header ---- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  height: 72px;
  padding: 0 72px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #fff;
  mix-blend-mode: difference;
}
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
}
.logo .logo-mark {
  width: 29px;
  height: 26px;
}
.logo .logo-mark-spacer {
  visibility: hidden;
}
.logo .logo-text {
  width: 156px;
  height: 13px;
}
.nav {
  font-family: "Host Grotesk", Arial, sans-serif;
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 2.4px;
  text-transform: uppercase;
}

/* true-color logo mark rendered outside the header's blend-mode group */
.logo-mark-layer {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 41;
  height: 72px;
  padding: 0 72px;
  display: flex;
  align-items: center;
  pointer-events: none;
}
.logo-mark-layer .logo-mark {
  width: 29px;
  height: 26px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
}
.nav-icons {
  display: flex;
  gap: 24px;
  padding-left: 24px;
}
.nav-icons img {
  width: 24px;
  height: 24px;
  filter: brightness(0) invert(1);
}
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  padding: 0;
  background: none;
  border: 0;
  cursor: pointer;
}
.nav-toggle img {
  width: 24px;
  height: 24px;
  filter: brightness(0) invert(1);
}
.nav-mobile {
  display: none;
}

/* ---- site footer ---- */
.footer {
  border-top: 1px solid var(--line);
  padding: 70px 72px;
  display: flex;
  justify-content: center;
}
.footer-inner {
  width: 789px;
  max-width: 100%;
  display: flex;
  gap: 30px;
}
.footer-copy {
  flex: 1;
  font-family: "Host Grotesk", Arial, sans-serif;
  font-size: 15px;
  letter-spacing: 2.4px;
  text-transform: uppercase;
  color: var(--ink);
  margin: 0;
}
.footer-icons {
  flex: 1;
  display: flex;
  gap: 24px;
  align-items: flex-start;
}
.footer-icons img {
  width: 24px;
  height: 24px;
}
.footer-nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-family: "Host Grotesk", Arial, sans-serif;
  font-size: 11px;
  letter-spacing: 2.4px;
  text-transform: uppercase;
  color: var(--ink);
  line-height: 24.2px;
}

/* ---- scroll-reveal animation system ---- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  animation: up 1s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.delay-1 {
  animation-delay: 0.2s;
}
.delay-2 {
  animation-delay: 0.4s;
}
.reveal-block {
  opacity: 0;
  transform: translateY(22px) scale(0.99);
  transition: opacity 1.15s cubic-bezier(0.16, 1, 0.3, 1), transform 1.15s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}
.reveal-block.d1 {
  transition-delay: 0.1s;
}
.reveal-block.d2 {
  transition-delay: 0.2s;
}
.reveal-block.d3 {
  transition-delay: 0.3s;
}
.reveal-block.d4 {
  transition-delay: 0.4s;
}
.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}
@keyframes up {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal-block {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}

/* ---- shared responsive rules ---- */
@media (max-width: 1000px) {
  .footer-inner {
    flex-direction: column;
    gap: 30px;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding: 0 6vw;
  }
  .logo-mark-layer {
    padding: 0 6vw;
  }
  .logo-mark-layer .logo-mark {
    width: 22px;
    height: 20px;
  }
  .logo {
    gap: 6px;
  }
  .logo .logo-mark {
    width: 22px;
    height: 20px;
  }
  .logo .logo-text {
    width: 120px;
    height: 10px;
  }
  .nav {
    gap: 21px;
  }
  .nav-links {
    display: none;
  }
  .nav-icons {
    padding-left: 0;
    gap: 18px;
  }
  .nav-toggle {
    display: flex;
  }
  .nav-mobile {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    z-index: 39;
    display: flex;
    flex-direction: column;
    max-height: 0;
    overflow: hidden;
    background: var(--green);
    transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  }
  body.nav-open .nav-mobile {
    max-height: 400px;
  }
  .nav-mobile a {
    display: flex;
    align-items: baseline;
    gap: 12px;
    padding: 18px 6vw;
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
    font-family: "Host Grotesk", Arial, sans-serif;
    font-size: 13px;
    letter-spacing: 2.4px;
    text-transform: uppercase;
    color: #fff;
  }
  .nav-mobile-jp {
    font-family: "Hiragino Mincho ProN", "Yu Mincho", YuMincho, serif;
    font-size: 11px;
    letter-spacing: 0.288px;
    text-transform: none;
    color: rgba(255, 255, 255, 0.55);
  }
  .block {
    max-width: 88vw;
    padding: 90px 0;
  }
  h2 {
    font-size: 30px;
    line-height: 1.6;
  }
}