/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--nav-h);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 var(--sp-4);
  padding-left:  max(var(--sp-4), env(safe-area-inset-left));
  padding-right: max(var(--sp-4), env(safe-area-inset-right));
  background: rgba(10,10,10,0.96);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: border-color var(--t);
}
.nav.scrolled { border-bottom-color: var(--border-h); }
.nav__logo {
  font-family: var(--f-head); font-size: 1.35rem; font-weight: 500;
  letter-spacing: 0.03em; text-transform: none;
  color: var(--text); background: none; border: none;
  cursor: pointer; padding: 0; line-height: 1;
  white-space: nowrap; text-decoration: none;
  display: inline-flex; align-items: center;
  flex-shrink: 1;
  min-width: 0;
  position: relative;
}
.nav__logo span { color: var(--accent); }

.nav__links {
  display: none; list-style: none;
  gap: var(--sp-2); align-items: center;
}
.nav__link {
  font-size: 0.75rem; letter-spacing: 0.13em; text-transform: uppercase;
  color: var(--text-muted); background: none; border: none; cursor: pointer;
  min-height: 44px; display: flex; align-items: center;
  transition: color var(--t); padding: 0 2px;
}
.nav__link:hover { color: var(--text); }
.nav__link.active { color: var(--accent); }
.nav__right {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  flex-shrink: 0;
  margin-left: var(--sp-3);
  position: relative;
  z-index: 2;
}
.lang-switcher {
  display: flex; gap: 2px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-sm); padding: 2px;
  position: relative;
  z-index: 2;
  flex-shrink: 0;
}
.lang-btn {
  font-size: 0.6875rem; letter-spacing: 0.1em; text-transform: uppercase;
  font-weight: 500; color: var(--text-muted); background: none; border: none;
  cursor: pointer; padding: 5px 9px; border-radius: 2px;
  transition: all var(--t); min-height: 28px; font-family: var(--f-body);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}
.lang-btn.active { background: var(--accent); color: var(--bg); }
.nav__hamburger {
  display: flex; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: var(--sp-1);
  min-height: 44px; min-width: 44px; align-items: center; justify-content: center;
}
.nav__hamburger span {
  display: block; width: 22px; height: 1.5px;
  background: var(--text); transition: all var(--t);
  transform-origin: center;
}
.mobile-menu {
  position: fixed; inset: 0; z-index: 99;
  background: rgba(10,10,10,0.98);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: var(--sp-3);
  opacity: 0; pointer-events: none; transition: opacity 280ms ease;
}
.mobile-menu.open { opacity: 1; pointer-events: auto; }
.mobile-menu .mob-link {
  font-family: var(--f-head); font-size: 2.2rem; color: var(--text-muted);
  background: none; border: none; cursor: pointer;
  transition: color var(--t); letter-spacing: 0.02em;
  text-decoration: none;
}
.mobile-menu .mob-link:hover, .mobile-menu .mob-link.active { color: var(--text); }

@media (max-width: 767px) {
  .nav {
    gap: var(--sp-2);
    padding-left: max(var(--sp-3), env(safe-area-inset-left));
    padding-right: max(var(--sp-3), env(safe-area-inset-right));
  }

  .nav__logo {
    font-size: 0.9375rem;
    letter-spacing: 0.05em;
    margin-right: var(--sp-1);
    flex-shrink: 0;
    min-width: auto;
  }

  .nav__right {
    margin-left: auto;
    gap: var(--sp-1);
    flex-shrink: 1;
    min-width: 0;
  }

  .lang-switcher {
    flex-shrink: 1;
    min-width: 0;
  }

  .lang-btn {
    padding: 6px 7px;
    min-height: 40px;
    min-width: 32px;
    font-size: 0.625rem;
    letter-spacing: 0.08em;
  }
}

@media (max-width: 374px) {
  .nav__logo {
    font-size: 0.875rem;
    letter-spacing: 0.04em;
  }

  .lang-btn {
    padding: 6px 6px;
    min-width: 28px;
  }
}

/* ============================================================
   LAYOUT
   ============================================================ */
.section {
  padding: var(--sp-12) var(--sp-4);
}
.section--alt    { background: var(--bg-2); }
.section--surf   { background: var(--surface); }
.container { max-width: 1280px; margin: 0 auto; }
.container--sm   { max-width: 860px;  margin: 0 auto; }
.container--xs   { max-width: 680px;  margin: 0 auto; }

.grid-2 { display: grid; grid-template-columns: 1fr; gap: var(--sp-3); }
.grid-3 { display: grid; grid-template-columns: 1fr; gap: var(--sp-3); }
.grid-4 { display: grid; grid-template-columns: 1fr; gap: var(--sp-3); }

@media (min-width: 768px) {
  .section { padding: var(--sp-12) var(--sp-8); }
  .nav__links { display: flex; }
  .nav__hamburger { display: none; }
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .section { padding: var(--sp-12) var(--sp-8); }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}
@media (min-width: 1440px) {
  .section { padding: var(--sp-16) var(--sp-8); }
}

/* ============================================================
   SECTION HEADER
   ============================================================ */
.s-eyebrow {
  font-size: 0.6875rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--accent); margin-bottom: var(--sp-2);
  display: flex; align-items: center; gap: var(--sp-2);
}
.s-eyebrow::before {
  content: ''; display: block; width: 28px; height: 1px;
  background: var(--accent); opacity: 0.7; flex-shrink: 0;
}
.s-title { margin-bottom: 12px; }
.s-title em { font-style: italic; color: var(--accent); }
.s-desc { color: var(--text-muted); font-size: 1.0625rem; max-width: 54ch; margin-bottom: var(--sp-8); }

/* ============================================================
   SITE DISCLAIMER
   ============================================================ */
.site-disclaimer {
  border-top: 1px solid var(--border);
  padding: var(--sp-5) var(--sp-4);
  padding-left: max(var(--sp-4), env(safe-area-inset-left));
  padding-right: max(var(--sp-4), env(safe-area-inset-right));
}

.site-disclaimer p {
  margin: 0 auto;
  max-width: 68ch;
  font-size: 0.6875rem;
  line-height: 1.7;
  letter-spacing: 0.01em;
  color: var(--text-muted);
  text-align: center;
  text-wrap: pretty;
}

@media (min-width: 768px) {
  .site-disclaimer {
    padding-top: var(--sp-6);
    padding-bottom: var(--sp-6);
  }

  .site-disclaimer p {
    font-size: 0.75rem;
  }
}

@media (max-width: 767px) {
  .site-disclaimer p {
    text-align: left;
  }
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--bg-2); border-top: 1px solid var(--border);
  padding: var(--sp-8) var(--sp-4);
  padding-bottom: max(var(--sp-8), calc(env(safe-area-inset-bottom) + var(--sp-8)));
  padding-left:  max(var(--sp-4), env(safe-area-inset-left));
  padding-right: max(var(--sp-4), env(safe-area-inset-right));
}
.footer__grid { display: grid; grid-template-columns: 1fr; gap: var(--sp-6); max-width: 1280px; margin: 0 auto; }
@media (min-width: 768px) { .footer__grid { grid-template-columns: 2fr 1fr 1fr; } }
.footer__brand {
  font-family: var(--f-head); font-size: 1.25rem; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: var(--sp-2);
}
.footer__brand span { color: var(--accent); }
.footer__tagline { font-size: 0.875rem; color: var(--text-muted); max-width: 28ch; line-height: 1.7; }
.footer__socials { display: flex; gap: 8px; margin-top: var(--sp-4); }
.footer__social {
  width: 34px; height: 34px; border: 1px solid var(--border); border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.625rem; letter-spacing: 0.08em; color: var(--text-muted); cursor: pointer;
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
  transition: all var(--t);
}
.footer__social:hover { border-color: var(--accent); color: var(--accent); }
.footer__social svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
  flex-shrink: 0;
}
.footer__heading {
  font-size: 0.6875rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--accent); margin-bottom: var(--sp-3);
}
.footer__links { display: flex; flex-direction: column; gap: var(--sp-2); list-style: none; }
.footer__link {
  font-size: 0.875rem; color: var(--text-muted); cursor: pointer; background: none;
  border: none; text-align: left; font-family: var(--f-body); transition: color var(--t);
}
.footer__link:hover { color: var(--text); }
.footer__bottom {
  max-width: 1280px; margin: var(--sp-6) auto 0;
  padding-top: var(--sp-4); border-top: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--sp-3); flex-wrap: wrap;
}
.footer__copy { font-size: 0.8125rem; color: var(--text-muted); }
.footer__legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-3);
}