/* ═══════════════════════════════════════════
   BUTTONS
═══════════════════════════════════════════ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  min-height: 44px;
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.02em;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background 200ms var(--ease-out),
              color 200ms var(--ease-out),
              border-color 200ms var(--ease-out),
              box-shadow 200ms var(--ease-out),
              transform 200ms var(--ease-out);
  white-space: nowrap;
  text-decoration: none;
}

button.btn {
  appearance: none;
  -webkit-appearance: none;
  font-family: inherit;
}

.btn--lg { min-height: 52px; padding: var(--space-4) var(--space-8); font-size: var(--text-base); }

.btn--primary,
button.btn--primary {
  background: var(--color-yellow);
  color: var(--color-text);
  border-color: var(--color-yellow-dark);
}

.btn--primary:hover,
button.btn--primary:hover {
  background: var(--color-orange);
  border-color: var(--color-orange);
  color: var(--color-text);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.18);
  transform: translateY(-2px);
}

.btn--quote {
  background: var(--color-yellow);
  color: var(--color-text);
  border-color: var(--color-yellow-dark);
}

.btn--quote:hover {
  background: var(--color-orange);
  border-color: var(--color-orange);
  color: var(--color-text);
}

.btn--consult {
  background: var(--color-blue);
  color: #ffffff;
  border-color: var(--color-blue-dark);
}

.btn--consult:hover {
  background: var(--color-blue-dark);
  color: #ffffff;
}

.btn--secondary,
button.btn--secondary {
  background: var(--color-yellow);
  color: var(--color-text);
  border-color: var(--color-yellow-dark);
}

.btn--secondary:hover,
button.btn--secondary:hover {
  background: var(--color-orange);
  border-color: var(--color-orange);
  color: var(--color-text);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.18);
  transform: translateY(-2px);
}

.btn__icon { width: 16px; height: 16px; }

.btn svg {
  width: 1em;
  height: 1em;
  max-width: 1em;
  flex-shrink: 0;
}

/* ═══════════════════════════════════════════
   SITE HEADER
═══════════════════════════════════════════ */

.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: var(--z-nav);
  background: var(--color-white);
  box-shadow: var(--shadow-md);
}

.site-header--compact {
  background: var(--color-nav-dark);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
  height: var(--nav-height);
}

.site-header__inner {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  height: var(--nav-height);
}

.site-header--compact .navbar__inner {
  flex: 1;
  min-width: 0;
  justify-content: center;
  height: auto;
  gap: var(--space-2);
}

.site-header__util {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
  margin-left: var(--space-1);
}

.site-header--compact .navbar__link {
  height: auto;
  padding-block: var(--space-2);
  padding-inline: var(--space-5);
}

.site-header__cta { flex-shrink: 0; }

.site-header--compact .site-header__cta {
  min-height: 0;
  height: auto;
  align-self: center;
  padding: 0.4rem 0.75rem;
  font-size: var(--text-xs);
  line-height: 1.2;
  letter-spacing: 0.03em;
  border-radius: var(--radius-md);
}

/* Language switcher */
.lang-switcher {
  position: relative;
  flex-shrink: 0;
}

.lang-switcher--header {
  align-self: center;
}

.lang-switcher__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  min-width: 2.5rem;
  height: 2rem;
  padding: 0 0.45rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.9);
  cursor: pointer;
  transition: background var(--duration-fast), border-color var(--duration-fast), color var(--duration-fast);
}

.lang-switcher__btn:hover,
.lang-switcher--open .lang-switcher__btn {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(244, 193, 22, 0.55);
  color: #ffffff;
}

.lang-switcher__icon {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}

.lang-switcher__code {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: 1;
}

.lang-switcher__menu {
  position: absolute;
  top: calc(100% + 0.35rem);
  right: 0;
  z-index: calc(var(--z-nav) + 3);
  min-width: 148px;
  margin: 0;
  padding: var(--space-1);
  list-style: none;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.18);
}

.lang-switcher__menu li {
  margin: 0;
}

.lang-switcher__menu button {
  display: block;
  width: 100%;
  padding: var(--space-2) var(--space-3);
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text);
  font-size: var(--text-sm);
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: background var(--duration-fast), color var(--duration-fast);
}

.lang-switcher__menu button:hover {
  background: var(--color-accent-dim);
  color: var(--color-blue);
}

.lang-switcher--mobile {
  width: 100%;
  margin-bottom: var(--space-4);
}

.lang-switcher--mobile .lang-switcher__btn {
  width: 100%;
  height: 2.5rem;
  justify-content: center;
  gap: var(--space-2);
  border-color: var(--color-border);
  background: var(--color-gray-50);
  color: var(--color-text);
}

.lang-switcher--mobile .lang-switcher__code {
  font-size: var(--text-xs);
}

.lang-switcher--mobile .lang-switcher__menu {
  left: 0;
  right: 0;
  width: 100%;
}

/* Header sign-in */
.site-header--compact .header-signin,
.header-signin {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  min-width: 2.5rem;
  height: 2rem;
  padding: 0 0.45rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.9) !important;
  text-decoration: none !important;
  flex-shrink: 0;
  align-self: center;
  white-space: nowrap;
  font-family: inherit;
  transition: background var(--duration-fast), border-color var(--duration-fast), color var(--duration-fast);
}

.site-header--compact .header-signin:hover,
.header-signin:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(244, 193, 22, 0.55);
  color: #ffffff !important;
}

.header-signin--signed-in {
  padding-left: 0.35rem;
}

.header-signin--header .header-signin__label {
  display: none;
}

.header-signin__icon {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}

.header-signin__avatar {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 1px solid rgba(255, 255, 255, 0.35);
}

.header-signin__label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: 1;
  white-space: nowrap;
  color: inherit;
}

.header-signin--mobile {
  width: 100%;
  height: 2.5rem;
  margin-bottom: var(--space-4);
  border-color: var(--color-border);
  background: var(--color-gray-50);
  color: var(--color-text);
}

.header-signin--mobile:hover {
  background: var(--color-accent-dim);
  border-color: rgba(118, 185, 0, 0.45);
  color: var(--color-blue);
}

.header-signin--mobile .header-signin__label {
  font-size: var(--text-xs);
}

/* Hide Google Translate default UI */
body { top: 0 !important; }

.skiptranslate,
.goog-te-banner-frame,
#goog-gt-tt,
.goog-te-balloon-frame {
  display: none !important;
}

#google_translate_element {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

.goog-te-gadget {
  font-size: 0 !important;
}

.site-header--compact .navbar__toggle {
  border-color: rgba(255, 255, 255, 0.25);
}

.site-header--compact .navbar__toggle-bar {
  background: #ffffff;
}

.top-bar {
  background: var(--color-gray-50);
  border-bottom: 1px solid var(--color-border);
  height: var(--topbar-height);
  display: flex;
  align-items: center;
}

.top-bar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  height: 100%;
}

.top-bar__tagline {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.top-bar__right {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.top-bar__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-blue);
}

.top-bar__link svg { width: 14px; height: 14px; }
.top-bar__sep { color: var(--color-gray-300); font-size: var(--text-xs); }
.top-bar__hours { font-size: var(--text-xs); color: var(--color-text-tertiary); }

.header-main {
  height: var(--header-main-height);
  border-bottom: 1px solid var(--color-border);
}

.header-main__inner {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  height: 100%;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
  text-decoration: none;
  line-height: 1;
}

.header-logo__img {
  display: block;
  height: 38px;
  width: 38px;
  max-width: none;
  flex-shrink: 0;
  object-fit: contain;
}

.brand-wordmark {
  display: inline-block;
  font-size: 1.375rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
  white-space: nowrap;
  color: var(--color-text);
}

.brand-wordmark__accent {
  color: var(--color-yellow);
}

.header-logo--dark .brand-wordmark {
  color: #ffffff;
}

.header-logo:hover .brand-wordmark,
.footer__logo:hover .brand-wordmark {
  color: #ffffff;
}

.brand-wordmark--dark {
  color: var(--color-text);
}

.brand-wordmark--footer {
  font-size: 1.5rem;
  color: #ffffff;
}

.header-logo__text {
  font-size: var(--text-xl);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
  white-space: nowrap;
  color: var(--color-text);
}

.header-logo__accent {
  color: var(--color-yellow);
}

.header-logo--dark .header-logo__text { color: #ffffff; }
.header-logo--dark .header-logo__accent { color: var(--color-yellow); }
.header-logo--dark .header-logo__sub { color: rgba(255, 255, 255, 0.55); }

.header-logo__mark,
.header-logo__sub { display: none; }

.header-search {
  flex: 1;
  max-width: 420px;
  display: flex;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-gray-50);
}

.site-header--compact .header-search-wrap {
  position: relative;
  flex-shrink: 0;
  width: 150px;
}

.site-header--compact .header-search {
  max-width: none;
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.07);
  border-radius: var(--radius-full);
  transition: border-color var(--duration-fast), background var(--duration-fast), box-shadow var(--duration-fast);
}

.site-header--compact .header-search:focus-within {
  border-color: rgba(244, 193, 22, 0.65);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 0 3px rgba(244, 193, 22, 0.15);
}

.header-search__input {
  flex: 1;
  min-width: 0;
  border: none;
  background: transparent;
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text);
  outline: none;
}

.site-header--compact .header-search__input {
  color: #ffffff;
  padding-block: 0.55rem;
}

.header-search__input::placeholder { color: var(--color-text-light); }

.site-header--compact .header-search__input::placeholder {
  color: rgba(255, 255, 255, 0.42);
}

.header-search__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  flex-shrink: 0;
  background: var(--color-nav-dark);
  border: none;
  color: #ffffff;
  cursor: pointer;
  transition: background var(--duration-fast), color var(--duration-fast);
}

.site-header--compact .header-search__btn {
  background: var(--color-yellow);
  color: var(--color-text);
}

.site-header--compact .header-search__btn:hover {
  background: var(--color-orange);
  color: var(--color-text);
}

.header-search__btn:hover { background: var(--color-blue); }
.header-search__btn svg { width: 17px; height: 17px; }

.header-search__results {
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 0;
  right: 0;
  min-width: 280px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.18);
  max-height: 360px;
  overflow-y: auto;
  z-index: calc(var(--z-nav) + 2);
  padding: var(--space-2);
}

.header-search__result {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: inherit;
  transition: background var(--duration-fast);
}

.header-search__result:hover,
.header-search__result--active {
  background: var(--color-accent-dim);
}

.header-search__result-title {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
}

.header-search__result-meta {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-blue);
}

.header-search__empty {
  margin: 0;
  padding: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.header-search-wrap--mobile {
  display: none;
  width: 100%;
  margin-bottom: var(--space-4);
}

.header-search-wrap--mobile .header-search {
  max-width: none;
  width: 100%;
  border: 1px solid var(--color-border);
  background: var(--color-gray-50);
  border-radius: var(--radius-md);
}

.header-search-wrap--mobile .header-search__input {
  color: var(--color-text);
}

.header-search-wrap--mobile .header-search__btn {
  background: var(--color-yellow);
  color: var(--color-text);
}

.header-search-wrap--mobile .header-search__results {
  position: static;
  margin-top: var(--space-2);
  min-width: 0;
  box-shadow: var(--shadow-md);
}

.header-actions {
  display: flex;
  gap: var(--space-3);
  flex-shrink: 0;
}

.navbar {
  background: var(--color-nav-dark);
  height: var(--nav-height);
}

.navbar__inner {
  display: flex;
  align-items: center;
  height: 100%;
  gap: 0;
}

.navbar__link {
  display: flex;
  align-items: center;
  height: 100%;
  padding-inline: var(--space-5);
  font-size: var(--text-sm);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.82);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 200ms var(--ease-out), background 200ms var(--ease-out), border-color 200ms var(--ease-out);
}

.navbar__link:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.06);
}

.navbar__link--active {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.04);
  border-bottom-color: rgba(244, 193, 22, 0.45);
}

.navbar__link--active:hover {
  background: rgba(255, 255, 255, 0.07);
  border-bottom-color: rgba(244, 193, 22, 0.55);
}

.navbar__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: var(--space-2);
  background: none;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  margin-left: auto;
}

.navbar__toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-nav-dark);
  transition: transform var(--duration-normal), opacity var(--duration-normal);
}

.navbar__toggle--open .navbar__toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar__toggle--open .navbar__toggle-bar:nth-child(2) { opacity: 0; }
.navbar__toggle--open .navbar__toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  position: fixed;
  inset: 0;
  top: var(--header-total);
  z-index: var(--z-overlay);
  background: var(--color-white);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  transform: translateX(100%);
  transition: transform var(--duration-slow) var(--ease-out);
  overflow-y: auto;
  pointer-events: none;
  visibility: hidden;
}

.mobile-menu--open {
  transform: translateX(0);
  pointer-events: auto;
  visibility: visible;
}

.mobile-menu__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--color-border);
  line-height: 1;
  text-decoration: none;
}

.mobile-menu__logo-img {
  display: block;
  height: 32px;
  width: 32px;
  object-fit: contain;
}

.mobile-menu__cta { margin-bottom: var(--space-4); width: 100%; }

.mobile-menu__link {
  display: block;
  padding: var(--space-4);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  text-decoration: none;
}

.mobile-menu__link:hover { color: var(--color-blue); }
.mobile-menu__email { color: var(--color-blue); font-size: var(--text-base); }

/* ═══════════════════════════════════════════
   CARDS
═══════════════════════════════════════════ */

.card-grid {
  display: grid;
  gap: clamp(var(--space-6), 3vw, var(--space-10));
}

.card-grid--overview { grid-template-columns: repeat(2, 1fr); }
.card-grid--services-page { grid-template-columns: repeat(3, 1fr); }
.card-grid--projects { grid-template-columns: 1fr; gap: var(--space-8); }

.card {
  position: relative;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--duration-normal) var(--ease-out),
              transform var(--duration-normal) var(--ease-out),
              border-color var(--duration-normal) var(--ease-out);
}

.card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
  border-color: var(--color-border-dark);
}

.card--service { border-top: 4px solid var(--color-yellow); }

.card--service-detail { min-height: 0; }

.card__icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-dim);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-6);
}

.card__icon svg { width: 32px; height: 32px; }
.card__icon--blue svg { color: var(--color-blue); stroke: var(--color-blue); }
.card__icon--green svg { color: var(--color-green); stroke: var(--color-green); }
.card__icon--yellow svg { color: var(--color-yellow-dark); stroke: var(--color-yellow-dark); }

.card__title {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--color-text);
}

.card__desc {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

.card__detail {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  margin-top: var(--space-4);
  line-height: var(--leading-relaxed);
}

.card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-5);
}

.card__tag {
  font-size: var(--text-xs);
  font-weight: 600;
  padding: var(--space-1) var(--space-3);
  background: var(--color-gray-50);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text-secondary);
}

.card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-6);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-blue);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.card__link svg { width: 14px; height: 14px; transition: transform var(--duration-fast); }
.card:hover .card__link svg { transform: translateX(4px); }

.card--link {
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
}

.card--overview {
  min-height: 0;
  padding: var(--space-6);
}

.card--overview .card__icon {
  width: 72px;
  height: 72px;
  background: var(--color-nav-dark);
}

.card--overview .card__icon svg { stroke: var(--color-yellow); }

.card--overview .card__desc { flex-grow: 1; }
.card--overview .card__link { margin-top: auto; padding-top: var(--space-6); }

/* Project case-study cards */
.card--project {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  padding: 0;
  overflow: hidden;
  min-height: auto;
}

.card--project.card--featured {
  grid-template-columns: 1.1fr 1fr;
  border-top: 4px solid var(--color-blue);
}

.card__visual {
  position: relative;
  min-height: 0;
  max-height: 300px;
  height: 280px;
  background: var(--color-gray-50);
  overflow: hidden;
}

.card__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 0;
}

.card__body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
}

.card__meta {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-blue);
  margin-bottom: var(--space-3);
}

.card__meta-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--color-yellow);
  border-radius: 50%;
  margin-right: var(--space-2);
  vertical-align: middle;
}

.project-features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.project-features span {
  font-size: var(--text-xs);
  padding: var(--space-1) var(--space-3);
  background: rgba(47, 94, 167, 0.08);
  border: 1px solid rgba(47, 94, 167, 0.2);
  border-radius: var(--radius-full);
  color: var(--color-blue);
  font-weight: 600;
}

/* ═══════════════════════════════════════════
   FORMS
═══════════════════════════════════════════ */

.form {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-8), 4vw, var(--space-10));
  box-shadow: var(--shadow-md);
}

.form__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-4);
  border-bottom: 3px solid var(--color-yellow);
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.form__group { margin-bottom: var(--space-5); }

.form__label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-2);
  color: var(--color-text);
}

.form__required { color: #c0392b; }

.form__input,
.form__select,
.form__textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  font-family: inherit;
  color: var(--color-text);
  background: var(--color-gray-50);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
  outline: none;
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
  border-color: var(--color-blue);
  box-shadow: 0 0 0 3px rgba(47, 94, 167, 0.15);
  background: var(--color-white);
}

.form__textarea { min-height: 140px; resize: vertical; }

.form__error {
  display: block;
  font-size: var(--text-xs);
  color: #c0392b;
  margin-top: var(--space-1);
  min-height: 1rem;
}

.form__submit { width: 100%; margin-top: var(--space-4); }

.form__submit--loading {
  pointer-events: none;
  opacity: 0.85;
}

.form__submit-label {
  display: inline;
}

.form__submit-loading {
  display: none;
}

.form__submit-spinner {
  display: none;
  width: 18px;
  height: 18px;
  margin-left: var(--space-2);
  vertical-align: middle;
  border: 2px solid rgba(34, 34, 34, 0.2);
  border-top-color: var(--color-text);
  border-radius: 50%;
  animation: form-spin 0.7s linear infinite;
}

.form__submit--loading .form__submit-label {
  display: none;
}

.form__submit--loading .form__submit-loading {
  display: inline;
}

.form__submit--loading .form__submit-spinner {
  display: inline-block;
}

@keyframes form-spin {
  to { transform: rotate(360deg); }
}

.form__alert {
  padding: var(--space-4);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-5);
  font-size: var(--text-sm);
  line-height: 1.5;
}

.form__alert--error {
  background: #fdecea;
  border: 1px solid #f5c6cb;
  color: #922b21;
}

.form__hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form__captcha-hint {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-3);
}

.form__captcha-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.form__captcha-question {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 5.5rem;
  min-height: 48px;
  padding: 0 var(--space-4);
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--color-text);
  background: var(--color-bg-secondary);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
}

.form__captcha-equals {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text-tertiary);
}

.form__input--captcha {
  width: 5rem;
  max-width: 100%;
  text-align: center;
  font-size: var(--text-xl);
  font-weight: 700;
}

.form__input--error,
.form__select--error,
.form__textarea--error {
  border-color: #c0392b;
  background: #fff8f8;
}

.form--hidden {
  display: none;
}

.form__success {
  display: none;
  text-align: center;
  padding: var(--space-12);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.form__success--visible { display: block; }

.form__success-icon {
  width: 64px;
  height: 64px;
  margin-inline: auto;
  margin-bottom: var(--space-6);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-green);
  border-radius: 50%;
  color: #fff;
}

.form__success-icon svg { width: 32px; height: 32px; }

.form__success-title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-4);
}

.form__success-text {
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

/* ═══════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════ */

.footer {
  background: var(--color-nav-dark);
  color: rgba(255, 255, 255, 0.85);
}

.footer__cta-band {
  background: var(--color-blue);
  padding: clamp(var(--space-10), 5vw, var(--space-14)) 0;
}

.footer__cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  flex-wrap: wrap;
}

.footer__cta-title {
  font-size: var(--text-xl);
  color: #ffffff;
  margin-bottom: var(--space-2);
}

.footer__cta-desc {
  color: rgba(255, 255, 255, 0.85);
  font-size: var(--text-base);
  max-width: 520px;
}

.footer__cta-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: clamp(var(--space-6), 3vw, var(--space-10));
  padding-block: clamp(var(--space-8), 4vw, var(--space-10));
}

.footer__logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  line-height: 1;
  margin-bottom: var(--space-3);
  text-decoration: none;
}

.footer__logo-img {
  display: block;
  height: 38px;
  width: 38px;
  flex-shrink: 0;
  object-fit: contain;
}

.footer__email {
  font-size: var(--text-sm);
  font-weight: 600;
}

.footer__email a {
  color: var(--color-yellow);
  text-decoration: none;
}

.footer__email a:hover { text-decoration: underline; }

.footer__brand-desc {
  font-size: var(--text-xs);
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--space-4);
  max-width: 280px;
}

.footer__contact-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-yellow);
}

.footer__contact-item svg { width: 18px; height: 18px; }

.footer__heading {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-yellow);
  margin-bottom: var(--space-3);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer__link {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.75);
  text-decoration: none;
  transition: color var(--duration-fast);
}

.footer__link:hover { color: #ffffff; }

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  padding-block: var(--space-4);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__copy {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.5);
}

.footer__back-top {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  transition: color var(--duration-fast);
}

.footer__back-top:hover { color: var(--color-yellow); }
.footer__back-top svg { width: 14px; height: 14px; }

.footer--premium .footer__grid {
  padding-block: clamp(var(--space-8), 4vw, var(--space-10));
  gap: clamp(var(--space-6), 3vw, var(--space-8));
}

.footer__social {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.85);
  transition: background 0.25s, border-color 0.25s, transform 0.25s;
}

.footer__social-link:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--color-yellow);
  color: var(--color-yellow);
  transform: translateY(-2px);
}

.footer__social-link svg { width: 18px; height: 18px; }

.footer__quote-btn {
  display: inline-flex;
  margin-top: var(--space-5);
}

.footer--premium .footer__back-top {
  transition: color 0.25s, transform 0.25s;
}

.footer--premium .footer__back-top:hover {
  transform: translateY(-2px);
}

.footer--premium .footer__back-top svg {
  transition: transform 0.25s;
}

.footer--premium .footer__back-top:hover svg {
  transform: translateY(-3px);
}

.footer__cta-band {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  padding: clamp(var(--space-10), 5vw, var(--space-14));
  margin-bottom: var(--space-2);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(135deg, rgba(47, 94, 167, 0.18) 0%, rgba(244, 193, 22, 0.06) 100%);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.footer__cta-title {
  font-size: clamp(var(--text-xl), 2vw + 0.5rem, var(--text-2xl));
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-2);
  letter-spacing: var(--tracking-tight);
}

.footer__cta-desc {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.7);
  max-width: 36ch;
  line-height: var(--leading-relaxed);
}

.footer__grid--expanded {
  grid-template-columns: 1.5fr repeat(4, 1fr);
}

@media (max-width: 1100px) {
  .footer__grid--expanded {
    grid-template-columns: 1fr 1fr;
  }

  .footer__brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 600px) {
  .footer__grid--expanded {
    grid-template-columns: 1fr;
  }

  .footer__cta-band {
    flex-direction: column;
    align-items: flex-start;
  }
}