/* ============================================
   PLASPACK – style.css
   Paleta: Verde industrial + Branco + Chumbo
   Fonte: Barlow Condensed (títulos) + Barlow (corpo)
   ============================================ */

/* ---- VARIÁVEIS ---- */
:root {
  --green-dark:    #1a3a1f;
  --green-mid:     #2d6a35;
  --green-light:   #4a9a55;
  --green-pale:    #e8f4ea;
  --green-accent:  #5cb86a;
  --white:         #ffffff;
  --gray-light:    #f4f5f3;
  --gray-mid:      #d0d5cc;
  --gray-dark:     #6b7068;
  --text-dark:     #1a1f18;
  --text-mid:      #3a4238;
  --shadow-sm:     0 2px 12px rgba(26,58,31,0.10);
  --shadow-md:     0 6px 32px rgba(26,58,31,0.16);
  --shadow-lg:     0 16px 56px rgba(26,58,31,0.22);
  --radius:        6px;
  --radius-lg:     14px;
  --transition:    0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---- RESET & BASE ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Barlow', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-dark);
  background: var(--white);
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
h1, h2, h3, h4 {
  font-family: 'Barlow Condensed', sans-serif;
  line-height: 1.1;
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(2.6rem, 6vw, 4.8rem); font-weight: 800; }
h2 { font-size: clamp(2rem, 4vw, 3.2rem); font-weight: 700; }
h3 { font-size: clamp(1.7rem, 3vw, 2.4rem); font-weight: 700; }
h4 { font-size: 1.2rem; font-weight: 600; }

/* ---- CONTAINER ---- */
.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  border-radius: var(--radius);
  padding: 12px 24px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}
.btn--primary {
  background: var(--green-mid);
  color: var(--white);
  border-color: var(--green-mid);
}
.btn--primary:hover {
  background: var(--green-dark);
  border-color: var(--green-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn--outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.6);
}
.btn--outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--white);
}
.btn--white {
  background: var(--white);
  color: var(--green-dark);
  border-color: var(--white);
}
.btn--white:hover {
  background: var(--green-pale);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn--header {
  background: var(--green-mid);
  color: var(--white);
  border-color: var(--green-mid);
  font-size: 0.9rem;
  padding: 10px 20px;
}
.btn--header:hover {
  background: var(--green-dark);
  border-color: var(--green-dark);
}
.btn--lg { padding: 15px 32px; font-size: 1.15rem; }
.btn--xl { padding: 18px 40px; font-size: 1.3rem; }

/* ---- SECTION HELPERS ---- */
.section-tag {
  display: inline-block;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--green-mid);
  background: var(--green-pale);
  padding: 4px 14px;
  border-radius: 100px;
  margin-bottom: 14px;
}
.section-tag--light {
  color: var(--green-pale);
  background: rgba(255,255,255,0.15);
}
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px;
}
.section-header h2 { color: var(--text-dark); margin-bottom: 16px; }
.section-header p { color: var(--gray-dark); font-size: 1.05rem; }
.section-header--light h2 { color: var(--white); }
.section-header--light p { color: rgba(255,255,255,0.75); }

/* ---- SCROLL ANIMATION ---- */
[data-animate] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}
[data-delay="100"] { transition-delay: 0.10s; }
[data-delay="150"] { transition-delay: 0.15s; }
[data-delay="200"] { transition-delay: 0.20s; }
[data-delay="300"] { transition-delay: 0.30s; }
[data-delay="450"] { transition-delay: 0.45s; }

/* ============================================
   HEADER
   ============================================ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-mid);
  transition: box-shadow 0.3s;
}
.header.scrolled { box-shadow: var(--shadow-sm); }
.header__inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 72px;
}
.header__logo img { height: 46px; width: auto; object-fit: contain; }

.header__nav { margin-left: auto; }
.nav__list { display: flex; gap: 8px; align-items: center; }
.nav__link {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-mid);
  padding: 6px 12px;
  border-radius: var(--radius);
  transition: color 0.2s, background 0.2s;
}
.nav__link:hover { color: var(--green-mid); background: var(--green-pale); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 26px; height: 2px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}
.hero__bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.hero__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(120deg, rgba(18,40,20,0.92) 0%, rgba(26,58,31,0.80) 50%, rgba(26,58,31,0.55) 100%);
}
.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 60px;
  align-items: center;
}
.hero__content { max-width: 620px; }
.hero__tag {
  display: inline-block;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--green-accent);
  border: 1px solid var(--green-accent);
  padding: 4px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
}
.hero__title {
  color: var(--white);
  margin-bottom: 20px;
}
.hero__title em {
  font-style: normal;
  color: var(--green-accent);
}
.hero__sub {
  color: rgba(255,255,255,0.88);
  font-size: 1.15rem;
  margin-bottom: 14px;
  max-width: 520px;
}
.hero__detail {
  color: rgba(255,255,255,0.65);
  font-size: 0.95rem;
  margin-bottom: 36px;
  max-width: 480px;
}
.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 36px; }
.hero__proof {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.hero__proof span {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.75);
  font-weight: 500;
}
.hero__proof i { color: var(--green-accent); font-size: 1rem; }

/* Hero – imagem vertical única */
.hero__img-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 2px solid rgba(255,255,255,0.14);
  aspect-ratio: 3 / 4;
  max-width: 360px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  flex-shrink: 0;
  cursor: zoom-in;
}
.hero__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}
.hero__img-wrap:hover img { transform: scale(1.03); }

/* ============================================
   AUTHORITY STRIP
   ============================================ */
.authority {
  background: var(--white);
  border-bottom: 1px solid var(--gray-mid);
  padding: 32px 0;
}
.authority__inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.authority__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 24px 20px;
  border-right: 1px solid var(--gray-mid);
  gap: 6px;
}
.authority__item:last-child { border-right: none; }
.authority__item i {
  font-size: 2rem;
  color: var(--green-mid);
  margin-bottom: 4px;
}
.authority__item strong {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-dark);
}
.authority__item span { font-size: 0.85rem; color: var(--gray-dark); }

/* ============================================
   USAGE SECTION
   ============================================ */
.usage {
  padding: 96px 0;
  background: var(--gray-light);
}
.usage__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.usage__card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s, box-shadow 0.3s;
}
.usage__card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}
.usage__img-wrap {
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: var(--radius-lg);
}
.usage__img-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.usage__card:hover .usage__img-wrap img { transform: scale(1.05); }
.usage__card-label {
  padding: 16px 20px;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--green-mid);
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
  padding: 96px 0;
  background: var(--white);
}
.about__inner {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 80px;
  align-items: center;
}
.about__img-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 3 / 4;
  box-shadow: var(--shadow-lg);
}
.about__img-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.about__img-badge {
  position: absolute;
  bottom: 20px; right: 20px;
  background: var(--green-mid);
  color: var(--white);
  border-radius: var(--radius);
  padding: 10px 18px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.about__content h2 { color: var(--text-dark); margin-bottom: 20px; }
.about__content p {
  color: var(--gray-dark);
  margin-bottom: 16px;
  font-size: 1.05rem;
}
.about__seals {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 32px;
}
.about__seal {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--green-pale);
  padding: 12px 16px;
  border-radius: var(--radius);
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.03em;
  color: var(--green-dark);
  border-left: 3px solid var(--green-mid);
}
.about__seal i { color: var(--green-mid); font-size: 1.1rem; }

/* ============================================
   PRODUCTS SECTION
   ============================================ */
.products {
  padding: 96px 0;
  background: var(--gray-light);
}
.product-block {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 64px;
  align-items: center;
  margin-bottom: 16px;
}
.product-block--reverse { grid-template-columns: auto 1fr; }
.product-block--reverse .product-block__info { order: 2; }
.product-block--reverse .product-block__gallery { order: 1; }

.product-tag {
  display: inline-block;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--green-mid);
  background: var(--green-pale);
  padding: 3px 12px;
  border-radius: 100px;
  margin-bottom: 12px;
}
.product-block__info h3 { color: var(--text-dark); margin-bottom: 6px; }
.product-sub {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--green-mid);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 14px;
}
.product-block__info > p {
  color: var(--gray-dark);
  margin-bottom: 20px;
  font-size: 1rem;
}
.product-list { display: flex; flex-direction: column; gap: 10px; }
.product-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--text-mid);
}
.product-list i { color: var(--green-mid); font-size: 1.1rem; flex-shrink: 0; }

/* Trio de imagens 3×4 – seção de produtos */
.prod-trio {
  display: flex;
  flex-direction: row;
  gap: 10px;
  justify-content: flex-start;
}
.prod-trio__img {
  aspect-ratio: 3 / 4;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  width: 120px;
  flex-shrink: 0;
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.35s ease;
  cursor: pointer;
}
.prod-trio__img:hover {
  transform: translateY(-14px) scale(1.04);
  box-shadow: var(--shadow-lg);
}
.prod-trio__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.products__divider {
  height: 1px;
  background: var(--gray-mid);
  margin: 56px 0;
}
.products__cta {
  text-align: center;
  margin-top: 56px;
}

/* ============================================
   HOW IT WORKS
   ============================================ */
.how {
  padding: 96px 0;
  background: var(--green-dark);
}
.how__steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  margin-bottom: 48px;
  position: relative;
}
.how__step {
  flex: 1;
  text-align: center;
  padding: 0 20px;
  position: relative;
}
.how__step-num {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 3rem;
  font-weight: 800;
  color: rgba(255,255,255,0.08);
  line-height: 1;
  margin-bottom: -8px;
}
.how__step-icon {
  width: 60px; height: 60px;
  background: var(--green-mid);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 1.5rem;
  color: var(--white);
  box-shadow: 0 0 0 6px rgba(45,106,53,0.25);
}
.how__step h4 { color: var(--white); margin-bottom: 10px; }
.how__step p { color: rgba(255,255,255,0.65); font-size: 0.9rem; }

.how__connector {
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--green-light), transparent);
  flex-shrink: 0;
  align-self: center;
  margin-top: -30px;
}

.how__note {
  display: flex;
  gap: 14px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  margin-bottom: 40px;
}
.how__note i { color: var(--green-accent); font-size: 1.3rem; flex-shrink: 0; margin-top: 2px; }
.how__note p { color: rgba(255,255,255,0.78); font-size: 0.95rem; }
.how__note strong { color: var(--white); }
.how__cta { text-align: center; }

/* ============================================
   QUALITY
   ============================================ */
.quality {
  padding: 96px 0;
  background: var(--white);
}
.quality__inner {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 80px;
  align-items: center;
}
.quality__content h2 { color: var(--text-dark); margin-bottom: 16px; }
.quality__content > p { color: var(--gray-dark); font-size: 1.05rem; margin-bottom: 32px; }
.quality__list { display: flex; flex-direction: column; gap: 14px; }
.quality__list li {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 1rem;
  color: var(--text-mid);
  padding: 12px 16px;
  background: var(--green-pale);
  border-radius: var(--radius);
  border-left: 3px solid var(--green-mid);
}
.quality__list i { color: var(--green-mid); font-size: 1.2rem; flex-shrink: 0; }

.quality__video-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 3 / 4;
  background: var(--green-dark);
}
.quality__video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  pointer-events: none;
}

/* ============================================
   SERVICE
   ============================================ */
.service {
  padding: 96px 0;
  background: var(--gray-light);
}
.service__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.service__item {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s, box-shadow 0.3s;
  border-bottom: 3px solid transparent;
}
.service__item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-bottom-color: var(--green-mid);
}
.service__icon {
  width: 64px; height: 64px;
  background: var(--green-pale);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 1.8rem;
  color: var(--green-mid);
  transition: background 0.3s;
}
.service__item:hover .service__icon { background: var(--green-mid); color: var(--white); }
.service__item h4 { color: var(--text-dark); margin-bottom: 10px; }
.service__item p { color: var(--gray-dark); font-size: 0.9rem; }

/* ============================================
   CONDITIONS
   ============================================ */
.conditions {
  padding: 96px 0;
  background: linear-gradient(135deg, var(--green-dark) 0%, #0f2412 100%);
  position: relative;
  overflow: hidden;
}
.conditions::before {
  content: '';
  position: absolute;
  top: -120px; right: -120px;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: rgba(74,154,85,0.08);
  pointer-events: none;
}
.conditions__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.conditions__content h2 { color: var(--white); margin-bottom: 32px; }
.conditions__points { display: flex; flex-direction: column; gap: 14px; margin-bottom: 32px; }
.conditions__point {
  display: flex;
  align-items: center;
  gap: 14px;
  color: rgba(255,255,255,0.85);
  font-size: 1rem;
  padding: 14px 18px;
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius);
  border-left: 3px solid var(--green-accent);
}
.conditions__point i { color: var(--green-accent); font-size: 1.2rem; flex-shrink: 0; }
.conditions__cta-text {
  color: rgba(255,255,255,0.7);
  font-size: 0.95rem;
  margin-bottom: 24px;
}
.conditions__visual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.conditions__stat {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  transition: background 0.3s;
}
.conditions__stat:hover { background: rgba(255,255,255,0.12); }
.conditions__stat-num {
  display: block;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--green-accent);
  line-height: 1;
  margin-bottom: 6px;
}
.conditions__stat-label {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
}

/* ============================================
   CTA FINAL
   ============================================ */
.cta-final {
  position: relative;
  padding: 120px 0;
  overflow: hidden;
}
.cta-final__bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
}
.cta-final__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(15,36,18,0.95) 0%, rgba(26,58,31,0.85) 100%);
}
.cta-final__inner { position: relative; z-index: 1; }
.cta-final__content {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
}
.cta-final__content h2 { color: var(--white); margin-bottom: 18px; }
.cta-final__content > p { color: rgba(255,255,255,0.75); font-size: 1.1rem; margin-bottom: 36px; }
.cta-final__seals {
  display: flex;
  justify-content: center;
  gap: 28px;
  flex-wrap: wrap;
  margin: 28px 0 20px;
}
.cta-final__seals span {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.7);
}
.cta-final__seals i { color: var(--green-accent); }
.cta-final__tagline {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--green-accent);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-top: 8px;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--text-dark);
  padding: 72px 0 0;
}
.footer__inner {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.4fr;
  gap: 40px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer__logo { height: 44px; width: auto; margin-bottom: 16px; object-fit: contain; }
.footer__brand p { color: rgba(255,255,255,0.55); font-size: 0.9rem; margin-bottom: 20px; line-height: 1.7; }
.footer__social { display: flex; gap: 12px; }
.footer__social a {
  width: 38px; height: 38px;
  background: rgba(255,255,255,0.08);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.6);
  font-size: 1.1rem;
  transition: background 0.2s, color 0.2s;
}
.footer__social a:hover { background: var(--green-mid); color: var(--white); }

.footer__nav h5,
.footer__contact h5 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 20px;
  font-weight: 600;
}
.footer__nav ul { display: flex; flex-direction: column; gap: 10px; }
.footer__nav a {
  color: rgba(255,255,255,0.65);
  font-size: 0.9rem;
  transition: color 0.2s;
}
.footer__nav a:hover { color: var(--green-accent); }
.footer__whatsapp {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
  transition: color 0.2s;
}
.footer__whatsapp:hover { color: var(--green-accent); }
.footer__whatsapp i { color: var(--green-accent); font-size: 1.3rem; }
.footer__tagline { color: rgba(255,255,255,0.4); font-size: 0.82rem; }

.footer__map h5 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 20px;
  font-weight: 600;
}
.footer__map-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 10px;
}
.footer__map-wrap iframe { display: block; }
.footer__address {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  color: rgba(255,255,255,0.45);
  font-size: 0.8rem;
  line-height: 1.5;
}
.footer__address i { color: var(--green-accent); font-size: 0.95rem; flex-shrink: 0; margin-top: 2px; }

.footer__bottom {
  padding: 20px 0;
}
.footer__bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.footer__bottom p { color: rgba(255,255,255,0.35); font-size: 0.8rem; }
.footer__bottom a { color: var(--green-accent); }
.footer__bottom a:hover { text-decoration: underline; }

/* ============================================
   WHATSAPP FLOAT BUTTON
   ============================================ */
.whatsapp-float {
  position: fixed;
  bottom: 28px; right: 28px;
  z-index: 900;
  display: flex;
  align-items: center;
  gap: 10px;
  background: #25d366;
  color: var(--white);
  border-radius: 100px;
  padding: 14px 22px;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  box-shadow: 0 6px 28px rgba(37,211,102,0.45);
  transition: transform 0.3s, box-shadow 0.3s;
  animation: waPulse 2.5s infinite;
}
.whatsapp-float:hover {
  transform: scale(1.06) translateY(-2px);
  box-shadow: 0 10px 40px rgba(37,211,102,0.55);
  animation: none;
}
.whatsapp-float i { font-size: 1.5rem; }
@keyframes waPulse {
  0%, 100% { box-shadow: 0 6px 28px rgba(37,211,102,0.45); }
  50%       { box-shadow: 0 6px 40px rgba(37,211,102,0.70); }
}

/* ============================================
   RESPONSIVE – TABLET
   ============================================ */
@media (max-width: 960px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__img-wrap { display: none; }
  .hero { min-height: auto; padding: 110px 0 70px; }

  .authority__inner { grid-template-columns: repeat(2, 1fr); }
  .authority__item:nth-child(2) { border-right: none; }
  .authority__item:nth-child(3),
  .authority__item:nth-child(4) { border-top: 1px solid var(--gray-mid); }

  .usage__grid { grid-template-columns: repeat(3, 1fr); }

  .about__inner { grid-template-columns: 1fr; }
  .about__img-wrap { max-width: 360px; }

  .product-block,
  .product-block--reverse {
    grid-template-columns: 1fr;
  }
  .product-block--reverse .product-block__info { order: 0; }
  .product-block--reverse .product-block__gallery { order: 0; }

  .how__steps { flex-wrap: wrap; }
  .how__connector { display: none; }
  .how__step { min-width: calc(50% - 40px); }

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

  .service__grid { grid-template-columns: repeat(2, 1fr); }

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

  .footer__inner { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
  .footer__map { grid-column: 1 / -1; }
}

/* ============================================
   RESPONSIVE – MOBILE
   ============================================ */
@media (max-width: 640px) {
  /* HEADER */
  .header__nav {
    position: fixed;
    top: 72px; left: 0; right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-mid);
    padding: 20px;
    transform: translateY(-110%);
    opacity: 0;
    transition: transform 0.4s ease, opacity 0.4s ease;
    pointer-events: none;
    z-index: 999;
  }
  .header__nav.nav-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav__list { flex-direction: column; gap: 4px; }
  .nav__link { font-size: 1.1rem; padding: 10px 16px; }
  .btn--header { display: none; }
  .hamburger { display: flex; }

  /* AUTHORITY */
  .authority__inner { grid-template-columns: 1fr 1fr; }
  .authority__item:nth-child(2) { border-right: none; }
  .authority__item:nth-child(4) { border-right: none; }

  /* USAGE */
  .usage__grid { grid-template-columns: 1fr; max-width: 360px; margin: 0 auto; }

  /* HERO */
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; justify-content: center; }
  .hero__proof { flex-direction: column; gap: 10px; }

  /* PRODUCTS */
  .prod-trio { grid-template-columns: repeat(3, 1fr); }

  /* HOW */
  .how__step { min-width: 100%; }

  /* QUALITY */
  .quality__images { grid-template-columns: 1fr; }
  .quality__img-wrap { aspect-ratio: 3 / 4; }

  /* SERVICE */
  .service__grid { grid-template-columns: 1fr; }

  /* CONDITIONS */
  .conditions__visual { grid-template-columns: 1fr 1fr; }
  .conditions__stat-num { font-size: 2.2rem; }

  /* FOOTER */
  .footer__inner { grid-template-columns: 1fr; gap: 36px; }
  .footer__bottom .container { flex-direction: column; text-align: center; }

  /* WA FLOAT */
  .whatsapp-float__label { display: none; }
  .whatsapp-float { padding: 16px; border-radius: 50%; }
}

/* ============================================
   LIGHTBOX
   ============================================ */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10, 20, 12, 0.92);
  backdrop-filter: blur(8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.lightbox.is-open {
  opacity: 1;
  pointer-events: auto;
}
.lightbox__img-wrap {
  position: relative;
  max-width: min(420px, 90vw);
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0,0,0,0.6);
  transform: scale(0.92);
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
.lightbox.is-open .lightbox__img-wrap {
  transform: scale(1);
}
.lightbox__img-wrap img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  display: block;
}
.lightbox__close {
  position: absolute;
  top: 12px; right: 12px;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(0,0,0,0.55);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: background 0.2s;
  z-index: 1;
}
.lightbox__close:hover { background: var(--green-mid); }