/* ============================================
   VEC SOLUTIONS — DESIGN SYSTEM
   ============================================ */
:root {
  --navy-950: #060e1f;
  --navy-900: #0b1f45;
  --navy-800: #0f2a5c;
  --navy-700: #15376f;
  --navy-600: #1a3f8f;
  --gold-600: #b8860f;
  --gold-500: #d4a017;
  --gold-400: #e8b93a;
  --gold-300: #f2ce6b;
  --white: #ffffff;
  --gray-50: #f6f7fa;
  --gray-100: #eef0f5;
  --gray-200: #e2e5ec;
  --gray-400: #a2a9ba;
  --gray-500: #6b7385;
  --gray-700: #3d4454;
  --gray-900: #171b26;

  --font-head: 'Poppins', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;

  --shadow-sm: 0 2px 10px rgba(11, 31, 69, 0.08);
  --shadow-md: 0 10px 30px rgba(11, 31, 69, 0.12);
  --shadow-lg: 0 20px 50px rgba(11, 31, 69, 0.18);

  --radius: 14px;
  --container: 1240px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--gray-700);
  background: var(--white);
  line-height: 1.65;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
h1, h2, h3, h4 { font-family: var(--font-head); color: var(--navy-900); line-height: 1.25; }

.icon { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }

/* ============================================
   LAYOUT HELPERS
   ============================================ */
.eyebrow {
  display: inline-block;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-600);
  margin-bottom: 14px;
}
.eyebrow--center { display: block; text-align: center; }

.section-title {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 700;
  margin-bottom: 20px;
}
.section-title--center { text-align: center; }
.section-title--light { color: var(--white); }

.section-subtitle {
  text-align: center;
  color: var(--gray-500);
  max-width: 620px;
  margin: -8px auto 50px;
  font-size: 1.05rem;
}
.section-subtitle--left { text-align: left; margin: -8px 0 34px; }

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 32px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 100px;
  transition: all .3s ease;
  white-space: nowrap;
}
.btn--gold {
  background: linear-gradient(135deg, var(--gold-400), var(--gold-600));
  color: var(--navy-950);
  box-shadow: 0 8px 20px rgba(212, 160, 23, 0.35);
}
.btn--gold:hover { transform: translateY(-3px); box-shadow: 0 14px 28px rgba(212, 160, 23, 0.45); }
.btn--ghost {
  background: rgba(255,255,255,0.08);
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.5);
  backdrop-filter: blur(6px);
}
.btn--ghost:hover { background: rgba(255,255,255,0.18); border-color: #fff; transform: translateY(-3px); }
.btn--sm { padding: 11px 24px; font-size: 0.85rem; }
.btn--wide { width: 100%; padding: 16px; }

/* ============================================
   TOP BAR
   ============================================ */
.topbar {
  background: var(--navy-950);
  color: var(--gray-400);
  font-size: 0.82rem;
}
.topbar__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 9px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.topbar__contacts { display: flex; gap: 28px; }
.topbar__contacts a { display: flex; align-items: center; gap: 8px; transition: color .2s; }
.topbar__contacts a:hover { color: var(--gold-400); }
.topbar__contacts .icon { width: 14px; height: 14px; color: var(--gold-400); }
.topbar__social { display: flex; align-items: center; gap: 16px; }
.topbar__social a { color: var(--gray-400); transition: color .2s; }
.topbar__social a:hover { color: var(--gold-400); }
.topbar__social .icon { width: 16px; height: 16px; }

/* ============================================
   HEADER / NAV
   ============================================ */
.header {
  position: sticky;
  top: 0;
  z-index: 1001;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transition: padding .3s ease;
}
.header__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  gap: 30px;
}

.brand { display: flex; align-items: center; margin-right: auto; }
.brand__logo { height: 54px; width: auto; }

.nav__list { display: flex; align-items: center; gap: 6px; }
.nav__link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 10px 14px;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--navy-800);
  border-radius: 8px;
  transition: all .2s;
  position: relative;
}
.nav__link:hover, .nav__link.is-active { color: var(--gold-600); }
.chev { width: 14px; height: 14px; stroke: currentColor; fill: none; stroke-width: 2; transition: transform .2s; }

.has-dropdown { position: relative; }
.dropdown {
  position: absolute;
  top: calc(100% + 12px);
  left: 0;
  min-width: 280px;
  background: var(--white);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  padding: 10px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all .25s ease;
  border-top: 3px solid var(--gold-500);
}
.has-dropdown:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.has-dropdown:hover .chev { transform: rotate(180deg); }
.dropdown li a {
  display: block;
  padding: 11px 14px;
  border-radius: 8px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--gray-700);
  transition: all .2s;
}
.dropdown li a:hover { background: var(--gray-50); color: var(--gold-600); padding-left: 18px; }

.header__cta { flex-shrink: 0; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
}
.hamburger span { width: 24px; height: 2.5px; background: var(--navy-900); border-radius: 2px; transition: all .3s; }
.hamburger.is-open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: var(--white);
}
.hero__slides { position: absolute; inset: 0; }
.hero__slide {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transform: scale(1.08);
  transition: opacity 1.4s ease, transform 8s ease;
}
.hero__slide.is-active { opacity: 1; transform: scale(1); z-index: 1; }

.hero__content {
  position: relative;
  z-index: 2;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}
.hero__title {
  font-size: clamp(2.2rem, 5.2vw, 4rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 22px;
  max-width: 780px;
  text-shadow: 0 4px 24px rgba(0,0,0,0.25);
}
.hero__subtitle {
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  color: var(--gray-200);
  max-width: 560px;
  margin-bottom: 38px;
}
.hero__actions { display: flex; gap: 18px; flex-wrap: wrap; }

.hero__controls {
  position: absolute;
  bottom: 34px;
  left: 0; right: 0;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.hero__arrow {
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1.5px solid rgba(255,255,255,0.4);
  color: var(--white);
  display: flex; align-items: center; justify-content: center;
  transition: all .25s;
  flex-shrink: 0;
}
.hero__arrow:hover { background: var(--gold-500); border-color: var(--gold-500); color: var(--navy-950); }
.hero__arrow svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2.2; }

.hero__dots { display: flex; gap: 10px; }
.hero__dots button {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  transition: all .3s;
}
.hero__dots button.is-active { background: var(--gold-500); width: 28px; border-radius: 6px; }

.scroll-cue {
  position: absolute;
  right: 40px;
  bottom: 40px;
  z-index: 3;
  width: 30px; height: 48px;
  border: 2px solid rgba(255,255,255,0.5);
  border-radius: 20px;
  display: none;
}
.scroll-cue span {
  display: block;
  width: 4px; height: 8px;
  background: var(--gold-400);
  border-radius: 4px;
  margin: 8px auto 0;
  animation: scrollcue 1.8s infinite;
}
@keyframes scrollcue {
  0% { transform: translateY(0); opacity: 1; }
  70% { transform: translateY(14px); opacity: 0; }
  100% { opacity: 0; }
}

/* ============================================
   STATS
   ============================================ */
.stats {
  background: linear-gradient(135deg, var(--navy-900), var(--navy-700));
  position: relative;
  z-index: 4;
  margin-top: -1px;
  border-top: 2px solid transparent;
  border-image: linear-gradient(90deg, var(--gold-500), var(--gold-300) 30%, transparent 90%) 1;
}
.stats__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 46px 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}
.stat { display: flex; flex-direction: column; gap: 6px; }
.stat__num {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  color: var(--gold-400);
}
.stat__label { color: var(--gray-200); font-size: 0.92rem; }

/* ============================================
   ABOUT
   ============================================ */
.about { padding: 110px 24px; background: var(--white); }
.about__inner {
  max-width: var(--container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 70px;
  align-items: center;
}
.about__media { position: relative; }
.about__media img {
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
}
.about__media-badge {
  position: absolute;
  bottom: -24px; right: -24px;
  background: linear-gradient(135deg, var(--gold-400), var(--gold-600));
  color: var(--navy-950);
  border-radius: var(--radius);
  padding: 22px 26px;
  box-shadow: var(--shadow-md);
  text-align: center;
  line-height: 1.2;
}
.about__media-badge strong { display: block; font-family: var(--font-head); font-size: 2rem; font-weight: 800; }
.about__media-badge span { font-size: 0.78rem; font-weight: 600; }

.about__text p { margin-bottom: 16px; color: var(--gray-700); }
.about__text p em { color: var(--navy-800); font-style: normal; font-weight: 600; }

.check-list { margin-top: 26px; display: grid; gap: 12px; }
.check-list li {
  display: flex; align-items: flex-start; gap: 10px;
  font-weight: 500; color: var(--navy-800); font-size: 0.95rem;
}
.check-list li::before {
  content: "✓";
  flex-shrink: 0;
  width: 22px; height: 22px;
  background: var(--navy-900);
  color: var(--gold-400);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
}

/* ============================================
   MISSÃO / VISÃO / VALORES
   ============================================ */
.mvv { padding: 110px 24px; background: var(--gray-50); }
.mvv__inner { max-width: var(--container); margin: 0 auto; }
.mvv__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 50px;
}
.mvv__card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 40px 32px;
  box-shadow: var(--shadow-sm);
  transition: transform .3s, box-shadow .3s;
}
.mvv__card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); }
.mvv__card--highlight { background: linear-gradient(160deg, var(--navy-900), var(--navy-700)); }
.mvv__card--highlight h3, .mvv__card--highlight p { color: var(--white); }
.mvv__card--highlight .mvv__icon { background: rgba(255,255,255,0.12); color: var(--gold-400); }

.mvv__icon {
  width: 58px; height: 58px;
  border-radius: 14px;
  background: rgba(11,31,69,0.06);
  color: var(--gold-600);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 22px;
}
.mvv__icon svg { width: 28px; height: 28px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.mvv__card h3 { font-size: 1.3rem; margin-bottom: 14px; }
.mvv__card p { color: var(--gray-500); font-size: 0.95rem; }
.mvv__values { display: grid; gap: 10px; margin-top: 4px; }
.mvv__values li {
  font-size: 0.9rem; color: var(--gray-700); font-weight: 500;
  padding-left: 18px; position: relative;
}
.mvv__values li::before {
  content: ""; position: absolute; left: 0; top: 8px;
  width: 6px; height: 6px; border-radius: 50%; background: var(--gold-500);
}

/* ============================================
   SERVICES
   ============================================ */
.services { padding: 110px 24px; background: var(--white); }
.services__inner { max-width: var(--container); margin: 0 auto; }
.services__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
  margin-top: 20px;
}
.service-card {
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: all .35s ease;
}
.service-card:hover {
  background: var(--white);
  border-color: transparent;
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}
.service-card__icon {
  width: 52px; height: 52px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--navy-800), var(--navy-600));
  color: var(--gold-400);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.service-card__icon svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.service-card h3 { font-size: 1.05rem; margin-bottom: 14px; line-height: 1.35; }
.service-card ul { display: grid; gap: 8px; }
.service-card li {
  font-size: 0.85rem; color: var(--gray-500);
  padding-left: 15px; position: relative; line-height: 1.5;
}
.service-card li::before {
  content: ""; position: absolute; left: 0; top: 7px;
  width: 5px; height: 5px; border-radius: 50%; background: var(--gold-500);
}

.service-card--cta {
  background: linear-gradient(160deg, var(--navy-900), var(--navy-700));
  display: flex; flex-direction: column; justify-content: center;
  gap: 14px;
}
.service-card--cta h3 { color: var(--white); font-size: 1.3rem; }
.service-card--cta p { color: var(--gray-200); font-size: 0.9rem; }
.service-card--cta .btn { margin-top: 6px; align-self: flex-start; }

/* ============================================
   DIFFERENTIALS
   ============================================ */
.differentials {
  padding: 110px 24px;
  background: linear-gradient(155deg, var(--navy-950), var(--navy-800));
  position: relative;
  overflow: hidden;
}
.differentials::before {
  content: "";
  position: absolute;
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212,160,23,0.12), transparent 70%);
  top: -300px; right: -200px;
}
.differentials__inner { max-width: var(--container); margin: 0 auto; position: relative; z-index: 1; }

/* ---- Brand watermark & dot-texture (from VEC visual identity template) ---- */
.brand-watermark {
  position: absolute;
  z-index: 0;
  filter: brightness(0) invert(1);
  opacity: 0.05;
  pointer-events: none;
  user-select: none;
}
.brand-watermark--right { width: 480px; top: 50%; right: -60px; transform: translateY(-50%) scaleX(-1); }
.brand-watermark--footer { width: 420px; bottom: -60px; right: 4%; opacity: 0.04; }

.brand-dots {
  position: absolute;
  z-index: 0;
  width: 320px; height: 320px;
  background-image: radial-gradient(rgba(232,185,58,0.35) 1.5px, transparent 1.5px);
  background-size: 16px 16px;
  -webkit-mask-image: radial-gradient(circle at 0% 100%, black 0%, transparent 70%);
          mask-image: radial-gradient(circle at 0% 100%, black 0%, transparent 70%);
  pointer-events: none;
}
.brand-dots--left { left: 0; bottom: 0; }
.brand-dots--footer { left: 0; bottom: 0; width: 380px; height: 380px; }
.differentials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 50px;
}
.diff-item {
  display: flex; align-items: flex-start; gap: 14px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  padding: 20px 22px;
  color: var(--gray-200);
  font-size: 0.92rem;
  font-weight: 500;
  transition: all .3s;
}
.diff-item:hover { background: rgba(255,255,255,0.08); border-color: rgba(212,160,23,0.4); transform: translateX(4px); }
.diff-check {
  flex-shrink: 0;
  width: 24px; height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold-400), var(--gold-600));
  color: var(--navy-950);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem; font-weight: 800;
}

/* ============================================
   CTA BANNER
   ============================================ */
.cta-banner {
  background: linear-gradient(135deg, var(--gold-500), var(--gold-300));
  padding: 60px 24px;
}
.cta-banner__inner {
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}
.cta-banner h2 {
  font-size: clamp(1.4rem, 2.6vw, 1.9rem);
  color: var(--navy-950);
  max-width: 640px;
}
.cta-banner .btn--gold {
  background: var(--navy-950);
  color: var(--white);
  box-shadow: 0 8px 20px rgba(6,14,31,0.3);
}
.cta-banner .btn--gold:hover { background: var(--navy-800); }

/* ============================================
   CONTACT
   ============================================ */
.contact { padding: 110px 24px; background: var(--gray-50); }
.contact__inner {
  max-width: var(--container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
}
.contact__form { background: var(--white); border-radius: var(--radius); padding: 48px; box-shadow: var(--shadow-sm); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-field { margin-bottom: 20px; }
.form-field label {
  display: block; font-size: 0.85rem; font-weight: 600;
  color: var(--navy-800); margin-bottom: 8px;
}
.form-field input, .form-field select, .form-field textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--gray-200);
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--gray-900);
  background: var(--white);
  transition: border-color .2s, box-shadow .2s;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline: none; border-color: var(--gold-500);
  box-shadow: 0 0 0 4px rgba(212,160,23,0.12);
}
.form-field textarea { resize: vertical; }
.form-note { margin-top: 14px; font-size: 0.88rem; color: var(--navy-700); font-weight: 600; min-height: 1.2em; }

.contact__info { display: flex; flex-direction: column; gap: 24px; }
.contact__info-card {
  background: linear-gradient(160deg, var(--navy-900), var(--navy-700));
  color: var(--white);
  border-radius: var(--radius);
  padding: 40px;
}
.contact__info-card h3 { color: var(--white); margin-bottom: 26px; font-size: 1.2rem; }
.info-item { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; color: var(--gray-200); font-size: 0.92rem; }
.info-item .icon { color: var(--gold-400); }
.info-item a:hover { color: var(--gold-400); }
.contact__hours {
  margin-top: 26px; padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,0.15);
  display: flex; flex-direction: column; gap: 4px;
}
.contact__hours strong { color: var(--white); font-size: 0.9rem; }
.contact__hours span { color: var(--gray-400); font-size: 0.85rem; }

.contact__map { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); flex: 1; min-height: 240px; }
.contact__map iframe { width: 100%; height: 100%; min-height: 240px; border: 0; display: block; }

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--navy-950);
  color: var(--gray-400);
  position: relative;
  overflow: hidden;
  border-top: 3px solid transparent;
  border-image: linear-gradient(90deg, var(--gold-500), var(--gold-300) 35%, var(--navy-600) 100%) 1;
}
.footer__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 70px 24px 40px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  position: relative;
  z-index: 1;
}
.footer__logo-badge {
  display: inline-block;
  background: var(--white);
  border-radius: 12px;
  padding: 12px 18px;
}
.footer__logo-badge img { height: 40px; width: auto; display: block; }
.footer__brand p { margin-top: 16px; color: var(--gray-400); font-size: 0.9rem; max-width: 260px; }
.footer__col h4 { color: var(--white); font-size: 0.95rem; margin-bottom: 20px; }
.footer__col { display: flex; flex-direction: column; gap: 12px; }
.footer__col a { font-size: 0.88rem; color: var(--gray-400); transition: color .2s; }
.footer__col a:hover { color: var(--gold-400); }

.footer__signature {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 26px 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-family: var(--font-head);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray-200);
}
.sig-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}
.sig-dot--gold { background: var(--gold-400); box-shadow: 0 0 12px 3px rgba(232,185,58,0.7); }
.sig-dot--blue { background: #4a7fe0; box-shadow: 0 0 12px 3px rgba(74,127,224,0.7); }

.footer__bottom {
  position: relative;
  z-index: 1;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 18px 24px;
  text-align: center;
  font-size: 0.82rem;
  color: var(--gray-500);
}

/* ============================================
   FLOATING BUTTONS
   ============================================ */
.whatsapp-float {
  position: fixed;
  bottom: 28px; left: 28px;
  width: 58px; height: 58px;
  background: #25D366;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 24px rgba(37,211,102,0.45);
  z-index: 900;
  transition: transform .3s;
}
.whatsapp-float:hover { transform: scale(1.1); }
.whatsapp-float svg { width: 30px; height: 30px; fill: var(--white); }

.back-to-top {
  position: fixed;
  bottom: 28px; right: 28px;
  width: 50px; height: 50px;
  background: var(--navy-900);
  color: var(--gold-400);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-md);
  z-index: 900;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all .3s;
}
.back-to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2.4; }

/* ============================================
   SCROLL REVEAL
   ============================================ */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ============================================
   MOBILE MENU
   ============================================ */
.mobile-menu {
  position: fixed;
  inset: 0;
  top: 0;
  background: var(--navy-950);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translateX(100%);
  transition: transform .4s ease;
}
.mobile-menu.is-open { transform: translateX(0); }
.mobile-menu ul { display: flex; flex-direction: column; gap: 28px; text-align: center; }
.mobile-menu a { font-family: var(--font-head); font-size: 1.6rem; font-weight: 600; color: var(--white); }
.mobile-menu a:hover { color: var(--gold-400); }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1080px) {
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .differentials__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .topbar__contacts a span { display: none; }
  .nav, .header__cta { display: none; }
  .hamburger { display: flex; }
  .brand__logo { height: 42px; }
  .about__inner { grid-template-columns: 1fr; gap: 50px; }
  .about__media { max-width: 380px; margin: 0 auto; }
  .mvv__grid { grid-template-columns: 1fr; }
  .stats__inner { grid-template-columns: 1fr 1fr; }
  .contact__inner { grid-template-columns: 1fr; }
  .scroll-cue { display: block; }
}

@media (max-width: 640px) {
  .services__grid { grid-template-columns: 1fr; }
  .differentials__grid { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .contact__form { padding: 30px; }
  .hero__title { font-size: 2.1rem; }
  .cta-banner__inner { justify-content: center; text-align: center; }
  .about__media-badge { right: 0; bottom: -18px; padding: 16px 20px; }
}