/* ============================================================
   RUTHA ENGENHARIA — style.css
   ============================================================ */

/* ── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* ── Paleta oficial RUTHA Engenharia ── */
  --navy:        #222349;   /* Azul Principal  — principal da marca   */
  --navy-mid:    #2c2d5a;   /* Azul médio      — variação interna     */
  --white:       #F7F8FA;   /* Branco Neve     — fundo claro          */
  --white-pure:  #ffffff;   /* Branco puro     — cards, inputs        */
  --gray-bg:     #DCE1E8;   /* Cinza Claro     — fundo secundário     */
  --gray-text:   #7C869D;   /* Cinza Aço       — apoio técnico        */
  --gray-border: #c8cfd9;   /* Borda           — derivado cinza claro */
  --gold:        #C8A86B;   /* Dourado Sutil   — destaque premium     */
  --gold-dark:   #a8883f;   /* Dourado escuro  — hover do dourado     */
  --green-wa:    #25d366;   /* WhatsApp verde                         */
  --green-wa-dk: #1da851;   /* WhatsApp hover                         */

  --radius-sm:   6px;
  --radius-md:   12px;
  --radius-lg:   20px;
  --shadow-sm:   0 2px 8px rgba(34,35,73,.08);
  --shadow-md:   0 8px 32px rgba(34,35,73,.12);
  --shadow-lg:   0 20px 60px rgba(34,35,73,.18);
  --transition:  .3s ease;
  --header-h:    72px;
  --font-head:   'Montserrat', 'Segoe UI', Arial, sans-serif;
  --font-body:   'Inter', 'Segoe UI', Arial, sans-serif;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  color: var(--navy);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
a   { text-decoration: none; color: inherit; }
ul  { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 24px;
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: .9rem;
  letter-spacing: .02em;
  transition: background var(--transition), color var(--transition),
              border-color var(--transition), transform var(--transition),
              box-shadow var(--transition);
  white-space: nowrap;
  border: 2px solid transparent;
}
.btn:hover  { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--gold);
  color: var(--navy);
  border-color: var(--gold);
}
.btn--primary:hover {
  background: var(--gold-dark);
  border-color: var(--gold-dark);
  box-shadow: 0 6px 20px rgba(201,168,76,.35);
}

.btn--outline {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}
.btn--outline:hover {
  background: var(--navy);
  color: var(--white);
}

.btn--whatsapp {
  background: var(--green-wa);
  color: var(--white);
  border-color: var(--green-wa);
}
.btn--whatsapp:hover {
  background: var(--green-wa-dk);
  border-color: var(--green-wa-dk);
  box-shadow: 0 6px 20px rgba(37,211,102,.35);
}

.btn--lg {
  padding: 16px 36px;
  font-size: 1rem;
}

.btn--full { width: 100%; justify-content: center; }

/* ── Shared Section Styles ────────────────────────────────── */
.section-header {
  text-align: center;
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: 56px;
}

.section-eyebrow {
  display: inline-block;
  font-family: var(--font-head);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--navy);
  line-height: 1.25;
  margin-bottom: 16px;
}

.section-title--light { color: var(--white); }

.section-subtitle {
  font-size: 1rem;
  color: var(--gray-text);
  line-height: 1.7;
}

/* ── Animations ───────────────────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .65s ease, transform .65s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
.fade-in--delay { transition-delay: .2s; }

/* ── HEADER ───────────────────────────────────────────────── */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition);
}

.header.scrolled {
  background: var(--white-pure);
  box-shadow: 0 2px 20px rgba(34,35,73,.1);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 24px;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.logo__img {
  height: 44px;
  width: auto;
  display: block;
  transition: opacity var(--transition);
}

/* Logo maior no mobile */
@media (max-width: 768px) {
  .logo__img { height: 54px; }
}
@media (max-width: 480px) {
  .logo__img { height: 50px; }
}

/* No topo (header transparente): mostra branca, esconde azul */
.logo__img--white { opacity: 1; }
.logo__img--dark  { opacity: 0; position: absolute; pointer-events: none; }

/* Após scroll (header branco): mostra azul, esconde branca */
.header.scrolled .logo__img--white { opacity: 0; position: absolute; pointer-events: none; }
.header.scrolled .logo__img--dark  { opacity: 1; position: static; pointer-events: auto; }

/* Wrapper relativo para o swap funcionar */
.logo { position: relative; }

/* Nav */
.nav__list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav__link {
  font-family: var(--font-head);
  font-size: .85rem;
  font-weight: 600;
  color: rgba(255,255,255,.9);       /* branco sobre o slider */
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 12px;
  right: 12px;
  height: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transition: transform var(--transition);
  border-radius: 2px;
}

.nav__link:hover,
.nav__link.active {
  color: var(--gold);
}

.nav__link:hover::after,
.nav__link.active::after {
  transform: scaleX(1);
}

/* Após scroll — links ficam azul escuro sobre fundo branco */
.header.scrolled .nav__link {
  color: var(--navy);
}
.header.scrolled .nav__link:hover,
.header.scrolled .nav__link.active {
  color: var(--gold);
}

/* Header actions */
.header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Hamburger — branco no topo, azul após scroll */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 4px;
}

.hamburger__line {
  display: block;
  width: 100%;
  height: 2px;
  background: rgba(255,255,255,.9);  /* branco sobre o slider */
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition), background var(--transition);
}

.header.scrolled .hamburger__line {
  background: var(--navy);           /* azul após scroll */
}

.hamburger.active .hamburger__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.active .hamburger__line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.hamburger.active .hamburger__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Botão "Fale conosco" — branco no topo, dourado após scroll */
.btn--nav {
  padding: 8px 18px;
  font-size: .82rem;
  background: transparent;
  color: rgba(255,255,255,.9);
  border-color: rgba(255,255,255,.6);
}
.btn--nav:hover {
  background: var(--white-pure);
  color: var(--navy);
  border-color: var(--white-pure);
}
.header.scrolled .btn--nav {
  color: var(--gold);
  border-color: var(--gold);
}
.header.scrolled .btn--nav:hover {
  background: var(--gold);
  color: var(--white-pure);
}

/* ── HERO SLIDER ──────────────────────────────────────────── */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 560px;
  overflow: hidden;
}

/* Slider container */
.hero__slider {
  position: relative;
  width: 100%;
  height: 100%;
}

/* Individual slide */
.hero__slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transition: opacity 1s ease;
  display: flex;
  align-items: center;
}

.hero__slide.active {
  opacity: 1;
  z-index: 1;
}

/* Dark overlay */
.hero__slide-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(34, 35, 73, 0.82) 0%,
    rgba(34, 35, 73, 0.55) 55%,
    rgba(34, 35, 73, 0.25) 100%
  );
}

/* Slide content */
.hero__slide-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
  padding-top: var(--header-h);
}

.hero__eyebrow {
  display: inline-block;
  font-family: var(--font-head);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 18px;
  background: rgba(201,168,76,.12);
  border: 1px solid rgba(201,168,76,.35);
  padding: 5px 14px;
  border-radius: 100px;
}

.hero__title {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 20px;
  text-shadow: 0 2px 12px rgba(0,0,0,.3);
}

.hero__subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,.82);
  line-height: 1.75;
  margin-bottom: 36px;
  max-width: 520px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.btn--slide-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,.6);
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: .9rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
  white-space: nowrap;
}
.btn--slide-outline:hover {
  background: rgba(255,255,255,.15);
  border-color: var(--white);
  transform: translateY(-2px);
}

/* Arrow buttons */
.hero__arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 52px;
  height: 52px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 50%;
  color: var(--white);
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  backdrop-filter: blur(4px);
}

.hero__arrow:hover {
  background: var(--gold);
  border-color: var(--gold);
  transform: translateY(-50%) scale(1.08);
}

.hero__arrow--prev { left: 28px; }
.hero__arrow--next { right: 28px; }

/* Dots */
.hero__dots {
  position: absolute;
  bottom: 72px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  gap: 10px;
}

.hero__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,.4);
  border: none;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  padding: 0;
}

.hero__dot.active {
  background: var(--gold);
  transform: scale(1.3);
}

/* Scroll hint */
.hero__scroll {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  color: rgba(255,255,255,.5);
  font-size: 1.1rem;
  animation: heroScrollBounce 2s ease-in-out infinite;
  transition: color var(--transition);
}

.hero__scroll:hover { color: var(--gold); }

@keyframes heroScrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(7px); }
}

/* ── SERVICES ─────────────────────────────────────────────── */
.services {
  padding-block: 96px;
  background: var(--white-pure);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--white-pure);
  border: 1px solid var(--gray-border);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  transition: transform var(--transition), box-shadow var(--transition),
              border-color var(--transition);
  cursor: default;
}

.service-card:hover,
.service-card:focus {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--gold);
  outline: none;
}

.service-card__icon {
  width: 52px;
  height: 52px;
  background: rgba(201,168,76,.12);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.3rem;
  color: var(--gold);
  transition: background var(--transition);
}

.service-card:hover .service-card__icon {
  background: var(--gold);
  color: var(--navy);
}

.service-card__title {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
  line-height: 1.3;
}

.service-card__text {
  font-size: .88rem;
  color: var(--gray-text);
  line-height: 1.65;
}

/* ── ABOUT ────────────────────────────────────────────────── */
.about {
  padding-block: 96px;
  background: var(--gray-bg);
}

.about__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

.about__text {
  font-size: 1rem;
  color: var(--gray-text);
  line-height: 1.8;
  margin-bottom: 28px;
}

.about__crea {
  margin-bottom: 32px;
}

.crea-badge {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  background: var(--white-pure);
  border: 1px solid var(--gray-border);
  border-radius: var(--radius-sm);
  padding: 14px 20px;
  box-shadow: var(--shadow-sm);
}

.crea-badge__icon {
  font-size: 1.6rem;
  color: var(--gold);
}

.crea-badge__info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.crea-badge__label {
  font-size: .75rem;
  color: var(--gray-text);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .06em;
}

.crea-badge__value {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: .04em;
}

/* About image */
.about__image {
  position: relative;
}

.about__image img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  position: relative;
  z-index: 1;
}

.about__image-accent {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 60%;
  height: 60%;
  background: var(--gold);
  opacity: .15;
  border-radius: var(--radius-lg);
  z-index: 0;
}

/* ── BENEFITS ─────────────────────────────────────────────── */
.benefits {
  padding-block: 96px;
  background: var(--navy);
}

.benefits .section-header { margin-bottom: 56px; }

.benefits__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.benefit-card {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-md);
  padding: 40px 32px;
  text-align: center;
  transition: background var(--transition), transform var(--transition),
              border-color var(--transition);
  transition-delay: var(--delay, 0s);
}

.benefit-card:hover {
  background: rgba(201,168,76,.1);
  border-color: rgba(201,168,76,.4);
  transform: translateY(-6px);
}

.benefit-card__icon {
  width: 64px;
  height: 64px;
  background: rgba(201,168,76,.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: 1.5rem;
  color: var(--gold);
  transition: background var(--transition);
}

.benefit-card:hover .benefit-card__icon {
  background: var(--gold);
  color: var(--navy);
}

.benefit-card__title {
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}

.benefit-card__text {
  font-size: .9rem;
  color: rgba(255,255,255,.65);
  line-height: 1.7;
}

/* ── CTA SECTION ──────────────────────────────────────────── */
.cta-section {
  position: relative;
  padding-block: 100px;
  overflow: hidden;
}

.cta-section__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.cta-section__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cta-section__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10,22,40,.88) 0%,
    rgba(10,22,40,.72) 100%
  );
}

.cta-section__inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 680px;
  margin-inline: auto;
}

.cta-section__title {
  font-family: var(--font-head);
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.25;
  margin-bottom: 16px;
}

.cta-section__subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,.75);
  margin-bottom: 36px;
}

.cta-section__phone {
  margin-top: 20px;
  font-size: .95rem;
  color: rgba(255,255,255,.7);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.cta-section__phone i { color: var(--gold); }

/* ── CONTACT ──────────────────────────────────────────────── */
.contact {
  padding-block: 96px;
  background: var(--white-pure);
}

.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: start;
}

.contact__intro {
  font-size: .95rem;
  color: var(--gray-text);
  margin-bottom: 32px;
  line-height: 1.6;
}

/* Form */
.contact-form { display: flex; flex-direction: column; gap: 20px; }

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-label {
  font-family: var(--font-head);
  font-size: .82rem;
  font-weight: 600;
  color: var(--navy);
  letter-spacing: .02em;
}

.form-label span { color: var(--gold); }

.form-input {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--gray-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: .95rem;
  color: var(--navy);
  background: var(--white-pure);
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
}

.form-input:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201,168,76,.15);
}

.form-input::placeholder { color: #b0b7c3; }

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b7280' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
  cursor: pointer;
}

.form-textarea { resize: vertical; min-height: 110px; }

.form-success {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #ecfdf5;
  border: 1px solid #6ee7b7;
  color: #065f46;
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  font-size: .9rem;
  font-weight: 500;
}

.form-success[hidden] { display: none; }
.form-success i { color: #10b981; font-size: 1.1rem; }

/* Contact info */
.contact__logo {
  margin-bottom: 8px;
}

.contact__logo-img {
  height: auto;
  width: 200px;
  display: block;
  margin-bottom: 4px;
}

.contact__tagline {
  font-size: .85rem;
  color: var(--gray-text);
  margin-bottom: 28px;
  font-style: italic;
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 32px;
}

.contact__detail-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.contact__detail-icon {
  font-size: 1.2rem;
  color: var(--gold);
  margin-top: 2px;
  flex-shrink: 0;
}

.contact__detail-label {
  display: block;
  font-size: .75rem;
  color: var(--gray-text);
  text-transform: uppercase;
  letter-spacing: .06em;
  font-weight: 600;
  margin-bottom: 4px;
}

.contact__detail-value {
  font-family: var(--font-head);
  font-size: .95rem;
  font-weight: 700;
  color: var(--navy);
}

a.contact__detail-value:hover { color: var(--gold); }

.contact__services-list { margin-top: 36px; }

.contact__services-title {
  font-family: var(--font-head);
  font-size: .82rem;
  font-weight: 700;
  color: var(--navy);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 16px;
}

.contact__services {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px 16px;
}

.contact__services li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .85rem;
  color: var(--gray-text);
}

.contact__services li i { color: var(--gold); font-size: .75rem; }

/* ── FOOTER ───────────────────────────────────────────────── */
.footer {
  background: var(--navy);
  color: var(--white);
  padding-top: 64px;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer__logo {
  margin-bottom: 16px;
}

.footer__logo-img {
  height: auto;
  width: 160px;
  display: block;
}

.contact__logo-img {
  height: auto;
  width: 190px;
  display: block;
  margin-bottom: 24px;
}

.footer__tagline {
  font-size: .85rem;
  color: rgba(255,255,255,.55);
  margin-bottom: 16px;
  font-style: italic;
}

.footer__phone {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  color: var(--gold);
  transition: color var(--transition);
  margin-top: 4px;
}

.footer__phone:hover { color: var(--white); }

.footer__nav-title {
  font-family: var(--font-head);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
}

.footer__nav-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__nav-list li,
.footer__nav-list a {
  font-size: .88rem;
  color: rgba(255,255,255,.6);
  transition: color var(--transition);
}

.footer__nav-list a:hover { color: var(--white); }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-block: 20px;
}

.footer__bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: .8rem;
  color: rgba(255,255,255,.4);
}

/* ── FLOATING WHATSAPP ────────────────────────────────────── */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  width: 58px;
  height: 58px;
  background: var(--green-wa);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  box-shadow: 0 6px 24px rgba(37,211,102,.45);
  transition: transform var(--transition), box-shadow var(--transition);
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 10px 32px rgba(37,211,102,.55);
}

.whatsapp-float__tooltip {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--navy);
  color: var(--white);
  font-size: .8rem;
  font-weight: 600;
  white-space: nowrap;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.whatsapp-float__tooltip::after {
  content: '';
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-left-color: var(--navy);
}

.whatsapp-float:hover .whatsapp-float__tooltip { opacity: 1; }

/* ── RESPONSIVE ───────────────────────────────────────────── */

/* ≤ 1024px — Tablet landscape */
@media (max-width: 1024px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero__inner {
    gap: 40px;
  }

  .hero__image-wrapper img {
    height: 420px;
  }

  .about__inner {
    gap: 48px;
  }

  .footer__inner {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }

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

  .contact__inner {
    gap: 48px;
  }
}

/* ≤ 900px — Tablet portrait */
@media (max-width: 900px) {
  .hero__arrow { display: none; }
  .hero__slide-content { max-width: 100%; }
  .hero__title { font-size: clamp(1.7rem, 5vw, 2.4rem); }
  .about__inner,
  .contact__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .about__image { order: -1; }
  .about__image img { height: 340px; }
  .about__image-accent { display: none; }
  .benefits__grid { grid-template-columns: repeat(2, 1fr); }
  .contact__services { grid-template-columns: repeat(2, 1fr); }
}

/* ≤ 768px — Mobile */
@media (max-width: 768px) {
  :root { --header-h: 76px; }   /* era 64px — header mais alto */

  /* Hamburger visible */
  .hamburger {
    display: flex;
    width: 44px;
    height: 44px;
  }

  .hamburger__line {
    width: 28px;
    height: 2.5px;
  }

  /* Hide desktop nav CTA */
  .header__actions .btn--nav { display: none; }

  /* Mobile nav — slide in from right */
  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--white-pure);
    display: flex;
    align-items: center;
    justify-content: center;
    transform: translateX(100%);
    transition: transform .35s cubic-bezier(.4, 0, .2, 1);
    z-index: 999;
    box-shadow: -4px 0 24px rgba(34,35,73,.12);
  }

  .nav.open { transform: translateX(0); }

  .nav__list {
    flex-direction: column;
    gap: 4px;
    text-align: center;
    width: 100%;
    padding-inline: 32px;
  }

  .nav__link {
    font-size: 1.15rem;
    padding: 14px 24px;
    display: block;
    border-radius: var(--radius-sm);
  }

  .nav__link:hover,
  .nav__link.active {
    background: rgba(201,168,76,.08);
  }

  /* Hero mobile */
  .hero__slide-content { padding-top: calc(var(--header-h) + 8px); }
  .hero__title { font-size: clamp(1.5rem, 6vw, 2rem); }
  .hero__subtitle { font-size: .95rem; }
  .hero__actions { flex-direction: column; align-items: flex-start; gap: 12px; }
  .hero__actions .btn,
  .hero__actions .btn--slide-outline { width: 100%; justify-content: center; }
  .hero__dots { bottom: 60px; }

  /* Services */
  .services__grid { grid-template-columns: 1fr; }

  /* Benefits */
  .benefits__grid { grid-template-columns: 1fr; }

  /* Contact */
  .contact__services { grid-template-columns: 1fr; }

  .contact__inner { grid-template-columns: 1fr; }

  /* Footer */
  .footer__inner {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer__brand { grid-column: auto; }

  .footer__bottom-inner {
    flex-direction: column;
    text-align: center;
    gap: 6px;
  }

  /* CTA */
  .cta-section { padding-block: 72px; }

  .cta-section__title { font-size: clamp(1.4rem, 5vw, 2rem); }

  /* Section headers */
  .section-header { margin-bottom: 40px; }

  /* Padding reduction */
  .services,
  .about,
  .benefits,
  .contact { padding-block: 72px; }
}

/* ≤ 480px — Small mobile */
@media (max-width: 480px) {
  :root { --header-h: 72px; }   /* era 60px */

  .container { padding-inline: 16px; }

  /* Hero */
  .hero__inner { padding-block: 48px; gap: 28px; }

  .hero__title { font-size: clamp(1.5rem, 7vw, 2rem); }

  .hero__subtitle { font-size: .95rem; }

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .hero__actions .btn { width: 100%; justify-content: center; }

  .hero__badges { gap: 8px; }

  .badge { font-size: .78rem; padding: 5px 10px; }

  .hero__image-wrapper img { height: 220px; }

  /* Buttons */
  .btn--lg { padding: 14px 24px; font-size: .9rem; }

  /* Service cards */
  .service-card { padding: 24px 20px; }

  /* Benefit cards */
  .benefit-card { padding: 28px 20px; }

  /* CTA */
  .cta-section { padding-block: 56px; }

  .cta-section__inner { padding-inline: 8px; }

  /* Contact form */
  .contact__services { grid-template-columns: 1fr; }

  /* Footer */
  .footer { padding-top: 48px; }

  .footer__inner { gap: 24px; }

  /* Section spacing */
  .services,
  .about,
  .benefits,
  .contact { padding-block: 56px; }

  .section-header { margin-bottom: 32px; }
}