@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;1,300;1,400&family=M+PLUS+1p:wght@400&family=Noto+Sans+JP:wght@200;300;400&family=DM+Mono:wght@300;400&display=swap');

:root {
  --blue:  #07a0ec;
  --blue2: #0580c4;
  --dark:  #022840;
  --muted: rgba(2,40,64,0.5);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Noto Sans JP', sans-serif;
  background: #fff;
  color: var(--dark);
  overflow-x: hidden;
}

/* ══ NAV ══ */
body > nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 48px;
  height: 68px;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(7,160,236,0.1);
}

body > nav .nav-logo img { height: 38px; width: auto; display: block; }

body > nav .nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

body > nav .nav-links a {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--muted);
  text-decoration: none;
  transition: color .2s;
}
body > nav .nav-links a:hover { color: var(--dark); }

body > nav .nav-cta {
  background: var(--blue);
  color: #fff !important;
  padding: 10px 24px;
  border-radius: 100px;
  font-size: 13px !important;
  letter-spacing: 0.04em !important;
  transition: background .2s !important;
}
body > nav .nav-cta:hover { background: var(--blue2) !important; }

/* ══ HAMBURGER ══ */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 101;
}
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
  transform-origin: center;
}
.nav-hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.is-open span:nth-child(2) { opacity: 0; }
.nav-hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ══ MOBILE MENU ══ */
.mobile-menu {
  display: none;
  position: fixed;
  top: 68px; left: 0; right: 0;
  z-index: 99;
  background: #fff;
  border-bottom: 1px solid rgba(7,160,236,0.1);
  padding: 0;
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.35s cubic-bezier(0.4,0,0.2,1), padding 0.3s;
}
.mobile-menu.is-open {
  max-height: 400px;
  padding: 16px 0 24px;
}
.mobile-menu ul {
  list-style: none;
  display: flex;
  flex-direction: column;
}
.mobile-menu ul li a {
  display: block;
  padding: 14px 28px;
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--dark);
  text-decoration: none;
  transition: color 0.2s, background 0.2s;
}
.mobile-menu ul li a:hover {
  color: var(--blue);
  background: rgba(7,160,236,0.04);
}

/* ══ SCROLL REVEAL ══ */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ══ OUR WEBSITE ══ */
#other-services {
  position: relative;
  z-index: 2;
  background: #fff;
  padding: 44px 56px;
  border-top: 1px solid rgba(2,40,64,0.06);
}

.other-inner {
  max-width: 960px;
  margin: 0 auto;
}

.other-label {
  font-family: 'DM Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(2,40,64,0.3);
  margin-bottom: 16px;
}

.other-scroll {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
}
.other-scroll::-webkit-scrollbar { display: none; }

.other-chip {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  border: 1px solid rgba(2,40,64,0.1);
  border-radius: 100px;
  padding: 7px 18px;
  font-family: 'DM Mono', monospace;
  font-size: 10.5px;
  letter-spacing: 0.09em;
  color: var(--muted);
  background: #fff;
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.other-chip:hover { border-color: var(--blue); color: #fff; background: var(--blue); }

/* ══ FOOTER ══ */
footer {
  position: relative;
  z-index: 2;
  background: #fff;
  border-top: 1px solid rgba(2,40,64,0.08);
  padding: 80px 56px 48px;
}

.footer-inner {
  max-width: 960px;
  margin: 0 auto;
}

.footer-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 60px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(2,40,64,0.07);
}

.footer-brand { flex-shrink: 0; }

.footer-logo {
  display: block;
  margin-bottom: 18px;
  text-decoration: none;
}
.footer-logo img { height: 34px; width: auto; display: block; }
.footer-logo-fallback {
  font-family: 'DM Mono', monospace;
  font-size: 20px;
  color: var(--blue);
  letter-spacing: 0.1em;
}

.footer-tagline {
  font-family: 'Cormorant Garamond', serif;
  font-size: 13px;
  font-weight: 300;
  font-style: italic;
  letter-spacing: 0.05em;
  line-height: 1.9;
  color: rgba(2,40,64,0.6);
}
.footer-tagline .ft-blue { color: var(--blue); opacity: 1; }
.footer-tagline .ft-dark { color: rgba(2,40,64,0.6); }

.footer-nav { display: flex; gap: 72px; flex-wrap: wrap; }

.footer-nav-col h4 {
  font-family: 'DM Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--blue);
  opacity: 0.65;
  margin-bottom: 18px;
}

.footer-nav-col ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }

.footer-nav-col a {
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: color 0.2s;
}
.footer-nav-col a:hover { color: var(--dark); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding-top: 36px;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-copy {
  font-family: 'DM Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.12em;
  color: rgba(2,40,64,0.25);
}

/* ══ RESPONSIVE ══ */
@media (max-width: 860px) {
  body > nav { padding: 0 24px; }
  body > nav .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .mobile-menu { display: block; }
  #other-services { padding: 36px 24px; }
  footer { padding: 60px 24px 40px; }
  .footer-top { flex-direction: column; gap: 40px; }
  .footer-nav { gap: 36px; }
}