/* =========================================================
   LES — components.css
   Header navy, nav, footer, buttons, cards, forms.
   Identidade visual: azul-marinho LES + branco
   ========================================================= */

/* ============ HEADER (DARK NAVY) ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--c-navy-deep);
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: 0 1px 0 rgba(10, 31, 60, 0.04);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-5);
  height: var(--header-h);
}

/* ============ BRAND (logo institucional LES) ============ */
.brand {
  display: inline-flex;
  align-items: center;
  line-height: 1;
}

.brand__logo {
  display: block;
  height: 44px;
  width: auto;
  object-fit: contain;
  transition: opacity var(--t-fast);
}

.brand:hover .brand__logo {
  opacity: 0.85;
}

.site-footer__brand .brand__logo {
  height: 56px;
}

@media (max-width: 640px) {
  .brand__logo {
    height: 38px;
  }
}

/* Nav desktop */
.site-nav {
  display: none;
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: var(--s-1);
}

.site-nav__item {
  position: relative;
}

.site-nav__link,
.site-nav__trigger {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  padding: var(--s-3) var(--s-4);
  font-family: var(--f-display);
  font-size: var(--fs-small);
  font-weight: 500;
  letter-spacing: 0.01em;
  color: rgba(255, 255, 255, 0.85);
  border: 1px solid transparent;
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast);
}

.site-nav__link:hover,
.site-nav__trigger:hover,
.site-nav__link[aria-current="page"] {
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
}

.site-nav__trigger::after {
  content: "";
  width: 6px;
  height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  transition: transform var(--t-fast);
}

.site-nav__item:hover .site-nav__trigger::after,
.site-nav__item:focus-within .site-nav__trigger::after {
  transform: rotate(-135deg) translateY(0);
}

/* Submenu (mega-menu) */
.site-nav__submenu {
  position: absolute;
  top: calc(100% + 2px);
  left: 0;
  min-width: 280px;
  background: #fff;
  border: var(--line-thin);
  box-shadow: var(--shadow-lg);
  padding: var(--s-3);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity var(--t-fast), visibility var(--t-fast), transform var(--t-fast);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.site-nav__item:hover .site-nav__submenu,
.site-nav__item:focus-within .site-nav__submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.site-nav__submenu a {
  display: flex;
  align-items: baseline;
  gap: var(--s-3);
  padding: var(--s-3) var(--s-4);
  font-family: var(--f-body);
  font-size: var(--fs-small);
  color: var(--c-fg-secondary);
  border-left: 2px solid transparent;
}

.site-nav__submenu a:hover {
  color: var(--c-navy);
  background: var(--c-bg-soft);
  border-left-color: var(--c-orange);
}

.site-nav__submenu a small {
  font-family: var(--f-mono);
  font-size: 0.6875rem;
  color: var(--c-fg-dim);
  letter-spacing: 0.04em;
}

/* CTA do header */
.site-header__cta {
  display: none;
}

/* Toggle mobile */
.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  align-items: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: transparent;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: #fff;
  transition: transform var(--t-fast), opacity var(--t-fast);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* Mobile drawer */
.mobile-nav {
  display: none;
  position: fixed;
  inset: var(--header-h) 0 0 0;
  background: var(--c-navy-deep);
  color: #fff;
  z-index: 99;
  padding: var(--s-5) 0;
  overflow-y: auto;
}

.mobile-nav[data-open="true"] {
  display: block;
}

.mobile-nav__list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.mobile-nav__item > a,
.mobile-nav__item > button {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  padding: var(--s-4) var(--container-px);
  font-family: var(--f-display);
  font-size: var(--fs-lead);
  font-weight: 700;
  letter-spacing: -0.015em;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  text-align: left;
  color: #fff;
}

.mobile-nav__sub {
  display: none;
  background: rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.mobile-nav__item[data-open="true"] .mobile-nav__sub {
  display: block;
}

.mobile-nav__sub a {
  display: block;
  padding: var(--s-3) calc(var(--container-px) + var(--s-5));
  font-size: var(--fs-small);
  color: rgba(255, 255, 255, 0.8);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.mobile-nav__cta {
  margin: var(--s-5) var(--container-px);
}

@media (min-width: 1024px) {
  .site-nav {
    display: block;
  }

  .nav-toggle {
    display: none;
  }

  .mobile-nav {
    display: none !important;
  }

  .site-header__cta {
    display: inline-flex;
  }
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-3);
  padding: var(--s-4) var(--s-6);
  font-family: var(--f-display);
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.01em;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--t-fast), color var(--t-fast), border-color var(--t-fast),
    transform var(--t-fast);
}

.btn:active {
  transform: translateY(1px);
}

.btn--primary {
  background: var(--c-orange);
  color: #fff;
  border-color: var(--c-orange);
}

.btn--primary:hover {
  background: #e85f00;
  border-color: #e85f00;
}

.btn--navy {
  background: var(--c-navy);
  color: #fff;
  border-color: var(--c-navy);
}

.btn--navy:hover {
  background: var(--c-navy-deep);
  border-color: var(--c-navy-deep);
}

.btn--ghost {
  background: transparent;
  color: var(--c-fg);
  border-color: var(--c-border-strong);
}

.btn--ghost:hover {
  background: var(--c-navy);
  color: #fff;
  border-color: var(--c-navy);
}

.btn--ghost-on-dark {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.3);
}

.btn--ghost-on-dark:hover {
  background: #fff;
  color: var(--c-navy);
  border-color: #fff;
}

.btn--sm {
  padding: var(--s-3) var(--s-4);
  font-size: var(--fs-micro);
}

.btn-arrow::after {
  content: "→";
  font-family: var(--f-body);
  transition: transform var(--t-fast);
}

.btn-arrow:hover::after {
  transform: translateX(3px);
}

/* Link inline com seta */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  font-family: var(--f-display);
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--c-navy);
  border-bottom: 1px solid var(--c-navy);
  padding-bottom: 2px;
  transition: color var(--t-fast), border-color var(--t-fast);
}

.link-arrow::after {
  content: "→";
  transition: transform var(--t-fast);
}

.link-arrow:hover {
  color: var(--c-orange);
  border-color: var(--c-orange);
}

.link-arrow:hover::after {
  transform: translateX(3px);
}

/* ============ CARDS ============ */
.card {
  background: var(--c-bg-card);
  border: var(--line-thin);
  padding: var(--s-6);
  display: flex;
  flex-direction: column;
  gap: var(--s-4);
  transition: border-color var(--t-fast), transform var(--t-fast);
}

.card:hover {
  border-color: var(--c-navy);
}

.card--clickable {
  cursor: pointer;
}

.card--clickable:hover {
  transform: translateY(-2px);
}

.card__num {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--c-orange);
}

.card__title {
  font-family: var(--f-display);
  font-size: var(--fs-h3);
  font-weight: 800;
  letter-spacing: -0.015em;
  line-height: 1.15;
  color: var(--c-fg);
}

.card__desc {
  color: var(--c-fg-muted);
  font-size: var(--fs-small);
  line-height: 1.55;
}

/* ============ FOOTER (NAVY DEEP) ============ */
.site-footer {
  background: var(--c-navy-deep);
  color: rgba(255, 255, 255, 0.85);
  padding-block: var(--s-9) var(--s-6);
}

.site-footer * {
  color: inherit;
}

.site-footer__grid {
  display: grid;
  gap: var(--s-7);
  grid-template-columns: 2fr;
  margin-bottom: var(--s-9);
}

@media (min-width: 768px) {
  .site-footer__grid {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
  }
}

.site-footer__brand p {
  margin-top: var(--s-5);
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--fs-small);
  max-width: 36ch;
}

.site-footer__col h4 {
  font-family: var(--f-mono);
  font-size: var(--fs-micro);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-orange);
  margin-bottom: var(--s-4);
}

.site-footer__col ul {
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
}

.site-footer__col a {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--fs-small);
  transition: color var(--t-fast);
}

.site-footer__col a:hover {
  color: var(--c-orange);
}

.site-footer__contact-line {
  display: block;
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--fs-small);
  font-family: var(--f-body);
}

.site-footer__contact-line strong {
  display: block;
  color: #fff;
  font-family: var(--f-mono);
  font-size: var(--fs-micro);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
  margin-bottom: var(--s-1);
}

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--s-4);
  padding-top: var(--s-5);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-family: var(--f-mono);
  font-size: var(--fs-micro);
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
}

.site-footer__social {
  display: flex;
  gap: var(--s-3);
}

.site-footer__social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--t-fast), border-color var(--t-fast);
}

.site-footer__social a:hover {
  color: var(--c-orange);
  border-color: var(--c-orange);
}

/* ============ FORM ============ */
.form-grid {
  display: grid;
  gap: var(--s-4);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .form-grid--2 {
    grid-template-columns: 1fr 1fr;
  }
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
}

.form-field label {
  font-family: var(--f-mono);
  font-size: var(--fs-micro);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-fg-secondary);
}

.form-field input,
.form-field select,
.form-field textarea {
  background: var(--c-bg-soft);
  border: var(--line-thin);
  padding: var(--s-3) var(--s-4);
  font-size: var(--fs-body);
  font-family: var(--f-body);
  color: var(--c-fg);
  transition: border-color var(--t-fast);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--c-navy);
  background: #fff;
}

.form-field textarea {
  resize: vertical;
  min-height: 120px;
}

.form-field--full {
  grid-column: 1 / -1;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--s-3);
  font-size: var(--fs-small);
  color: var(--c-fg-muted);
  line-height: 1.5;
}

.form-checkbox input {
  margin-top: 4px;
  accent-color: var(--c-navy);
}

.form-checkbox a {
  color: var(--c-fg);
  border-bottom: 1px solid var(--c-fg);
}

.form-checkbox a:hover {
  color: var(--c-orange);
  border-color: var(--c-orange);
}

/* ============ WHATSAPP FLOAT ============ */
.whatsapp-float {
  position: fixed;
  bottom: var(--s-5);
  right: var(--s-5);
  width: 56px;
  height: 56px;
  background: #25d366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
  z-index: 90;
  transition: transform var(--t-fast);
}

.whatsapp-float:hover {
  transform: scale(1.08);
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}