.btn { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; gap: 12px; padding: 12px 22px; border: 1px solid transparent; border-radius: var(--radius-ui); cursor: pointer; font-size: 15px; font-weight: 700; letter-spacing: -0.005em; line-height: 1; transition: transform .2s var(--ease), background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease); }
.btn::after { content: "→"; font-size: 17px; line-height: 1; transition: transform .2s var(--ease); }
.btn:hover::after { transform: translateX(3px); }
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--brand-primary); color: var(--text-inverse); }
.btn-primary:hover { background: var(--brand-primary-hover); }
.btn-primary:active { background: var(--brand-primary-active); }
.btn-light { background: var(--surface-primary); color: var(--text-primary); }
.btn-light:hover { background: var(--surface-secondary); }
.btn-outline-light { border-color: var(--brand-support-light); color: var(--text-inverse); background: transparent; }
.btn-outline-light:hover { border-color: var(--text-inverse); background: rgba(255,255,255,.07); }
.btn-outline-dark { border-color: var(--border-primary); color: var(--text-primary); background: transparent; }
.btn-outline-dark:hover { border-color: var(--text-primary); }
.btn-icon { width: 48px; height: 48px; padding: 0; border: 1px solid var(--border-subtle); border-radius: 50%; background: var(--surface-primary); cursor: pointer; font-size: 20px; transition: border-color .2s, background .2s, color .2s; }
.btn-icon:hover { border-color: var(--brand-primary); background: var(--bg-secondary); color: var(--brand-primary); }
.input-wrap { display: flex; min-height: 60px; align-items: center; padding: 7px 7px 7px 20px; border: 1px solid var(--border-subtle); border-radius: var(--radius-ui); background: var(--surface-primary); }
.input-wrap input { flex: 1; min-width: 0; border: 0; outline: 0; color: var(--text-primary); background: transparent; font-size: 15px; }
.input-wrap input::placeholder { color: var(--neutral-500); }
.input-wrap button { width: 46px; height: 46px; flex: 0 0 auto; border: 0; border-radius: 50%; color: var(--text-inverse); background: var(--brand-primary); cursor: pointer; }
.form-status { display: none; margin: 14px 0 0; font-size: 14px; }
.form-status.is-visible { display: block; }
.form-status.success { color: var(--success); }
.form-status.error { color: var(--error); }

/* Floating header: compact white glass over the hero, tighter after the hero. */
.site-header {
  position: fixed;
  z-index: 50;
  top: 14px;
  left: 50%;
  width: min(calc(100% - 32px), 1240px);
  transform: translateX(-50%);
  color: var(--text-primary);
  isolation: isolate;
  transition: color .38s var(--ease), box-shadow .38s var(--ease), width .36s var(--ease), top .36s var(--ease);
}
.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  border: 1px solid rgba(156,177,178,.26);
  border-radius: var(--radius-card);
  background: rgba(255,255,255,.74);
  box-shadow: 0 10px 34px rgba(20,35,37,.07);
  backdrop-filter: blur(18px) saturate(135%);
  -webkit-backdrop-filter: blur(18px) saturate(135%);
  transition: background .38s var(--ease), border-color .38s var(--ease), box-shadow .38s var(--ease), backdrop-filter .38s var(--ease);
}
.site-header::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  border-radius: var(--radius-card);
  opacity: .18;
  background: radial-gradient(circle 190px at var(--silver-cursor-x) var(--silver-cursor-y), rgba(255,255,255,.84) 0%, rgba(218,234,235,.24) 34%, rgba(156,177,178,.10) 52%, transparent 74%);
  mix-blend-mode: soft-light;
  transition: opacity .25s ease;
}
.site-header.is-scrolled {
  top: 12px;
  width: min(calc(100% - 34px), 1200px);
  box-shadow: 0 12px 34px rgba(34,43,43,.09);
}
.site-header.is-scrolled::before {
  background: rgba(255,255,255,.92);
  border-color: rgba(156,177,178,.38);
  box-shadow: 0 14px 38px rgba(34,43,43,.11);
  backdrop-filter: blur(22px) saturate(150%);
  -webkit-backdrop-filter: blur(22px) saturate(150%);
}
html.has-silver-cursor .site-header::after { opacity: .34; }
html.has-silver-cursor .site-header.is-scrolled::after { opacity: .48; }

.header-inner {
  position: relative;
  height: 62px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 18px;
  padding-inline: 16px;
  transition: height .36s var(--ease), padding .36s var(--ease);
}
.site-header.is-scrolled .header-inner { height: 60px; padding-inline: 15px; }
.desktop-nav {
  grid-column: 1;
  justify-self: start;
  display: flex;
  align-items: center;
  gap: 20px;
  min-width: 0;
}
.desktop-nav a {
  border: 0;
  padding: 5px 0;
  color: rgba(34,43,43,.80);
  background: transparent;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.008em;
  white-space: nowrap;
  transition: color .25s var(--ease), opacity .25s var(--ease);
}
.desktop-nav a:hover { color: var(--brand-primary); }
.site-header.is-scrolled .desktop-nav > a { color: rgba(34,43,43,.78); }
.site-header.is-scrolled .desktop-nav > a:hover { color: var(--brand-primary); }

.brand {
  grid-column: 2;
  justify-self: center;
  position: relative;
  width: 158px;
  height: 36px;
  flex: 0 0 auto;
}
.brand-logo {
  position: absolute;
  top: 50%;
  left: 50%;
  width: auto;
  max-width: 158px;
  height: 35px;
  transform: translate(-50%, -50%);
  transition: opacity .38s var(--ease), transform .38s var(--ease), filter .38s var(--ease);
}
.brand-logo-full { opacity: 1; }
.brand-logo-mark {
  height: 33px;
  max-width: 44px;
  opacity: 0;
  transform: translate(-50%, -50%) scale(.74) rotate(-4deg);
}
.site-header.is-scrolled .brand-logo-full {
  opacity: 0;
  transform: translate(-50%, -50%) scale(.84);
}
.site-header.is-scrolled .brand-logo-mark {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1) rotate(0deg);
}

.header-actions {
  grid-column: 3;
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}
.header-email {
  color: var(--text-muted);
  font-size: 12px;
  white-space: nowrap;
  transition: color .25s var(--ease);
}
.header-email:hover { color: var(--brand-primary); }
.header-actions .btn {
  min-height: 38px;
  padding: 9px 15px;
  font-size: 12px;
}
.header-cta {
  background: var(--brand-primary);
  color: var(--text-inverse);
  transition: transform .2s var(--ease), background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
}
.header-cta:hover { background: var(--brand-primary-hover); color: var(--text-inverse); }
.language-toggle {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 36px;
  padding: 0 11px;
  border: 1px solid rgba(34,43,43,.16);
  border-radius: var(--radius-ui);
  color: var(--text-primary);
  background: rgba(255,255,255,.58);
  cursor: pointer;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .025em;
  transition: background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease), transform .2s var(--ease);
}
.language-toggle:hover { background: rgba(218,234,235,.64); border-color: rgba(22,81,89,.28); transform: translateY(-1px); }
.lang-option { opacity: .45; transition: opacity .2s; }
html[lang="es"] .lang-es, html[lang="en"] .lang-en { opacity: 1; }
.lang-divider { opacity: .4; }
.mobile-menu-toggle {
  display: none;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(34,43,43,.16);
  border-radius: var(--radius-ui);
  background: rgba(255,255,255,.58);
  cursor: pointer;
  transition: border-color .3s, background .3s;
}
.mobile-menu-toggle:hover { background: rgba(218,234,235,.64); }
.mobile-menu-toggle span, .mobile-menu-toggle::before, .mobile-menu-toggle::after { display: block; width: 15px; height: 1.5px; margin: 4px auto; background: var(--brand-primary); content: ""; transition: .25s var(--ease); }
.mobile-menu-toggle[aria-expanded="true"] span { opacity: 0; }
.mobile-menu-toggle[aria-expanded="true"]::before { transform: translateY(5.5px) rotate(45deg); }
.mobile-menu-toggle[aria-expanded="true"]::after { transform: translateY(-5.5px) rotate(-45deg); }
.mobile-menu { position: fixed; z-index: 45; inset: 0; display: none; padding: 96px var(--gutter) 36px; background: var(--bg-dark); color: var(--text-inverse); }
.mobile-menu.is-open { display: block; }
.mobile-menu nav { display: grid; gap: 4px; }
.mobile-menu nav a { padding: 13px 0; border-bottom: 1px solid var(--border-inverse); font-size: 28px; line-height: 1.2; font-weight: 700; }
.mobile-menu-bottom { margin-top: 34px; display: grid; gap: 18px; }

@media (min-width: 992px) and (max-width: 1599px) {
  .btn { min-height: 54px; padding: 13px 24px; font-size: 16px; }
  .btn-icon { width: 52px; height: 52px; }
  .header-inner { height: 62px; }
  .site-header.is-scrolled .header-inner { height: 60px; }
  .desktop-nav { gap: 19px; }
  .desktop-nav a { font-size: 13px; }
  .header-actions .btn { min-height: 38px; padding-inline: 15px; font-size: 12px; }
  .language-toggle { min-height: 36px; padding-inline: 11px; font-size: 10.5px; }
}

@media (max-width: 1320px) {
  .header-email { display: none; }
}
@media (max-width: 1100px) {
  .site-header, .site-header.is-scrolled { width: min(calc(100% - 22px), 1060px); top: 10px; }
  .desktop-nav { gap: 14px; }
  .desktop-nav a { font-size: 11.5px; }
  .header-actions { gap: 7px; }
}
@media (max-width: 991px) {
  .site-header, .site-header.is-scrolled { width: calc(100% - 20px); top: 10px; }
  .header-inner, .site-header.is-scrolled .header-inner { height: 58px; grid-template-columns: 1fr auto 1fr; padding-inline: 10px; }
  .brand { grid-column: 2; width: 138px; height: 31px; }
  .brand-logo { height: 31px; max-width: 138px; }
  .brand-logo-mark { height: 28px; max-width: 38px; }
  .desktop-nav, .header-email, .header-cta { display: none; }
  .mobile-menu-toggle { display: block; }
  .header-actions { grid-column: 3; justify-self: end; gap: 6px; }
  .language-toggle { min-height: 34px; padding-inline: 9px; font-size: 10px; }
}
@media (max-width: 479px) {
  .site-header, .site-header.is-scrolled { width: calc(100% - 14px); top: 7px; }
  .header-inner, .site-header.is-scrolled .header-inner {
    height: 56px;
    grid-template-columns: auto minmax(0, 1fr) auto;
    padding-inline: 9px;
  }
  .brand {
    grid-column: 1;
    justify-self: start;
    width: 124px;
  }
  .brand-logo {
    left: 0;
    height: 29px;
    max-width: 124px;
    transform: translateY(-50%);
  }
  .brand-logo-mark {
    height: 27px;
    max-width: 36px;
    transform: translateY(-50%) scale(.74) rotate(-4deg);
  }
  .site-header.is-scrolled .brand-logo-full {
    transform: translateY(-50%) scale(.84);
    transform-origin: left center;
  }
  .site-header.is-scrolled .brand-logo-mark {
    transform: translateY(-50%) scale(1) rotate(0deg);
    transform-origin: left center;
  }
  .header-actions { grid-column: 3; justify-self: end; }
  .language-toggle { min-height: 32px; padding-inline: 8px; font-size: 9.5px; }
  .mobile-menu-toggle { width: 32px; height: 32px; }
}