/* ============================================================
   site.css — Dbaseline · Design System v2 "Blueprint" (2026)
   Identidade preservada: dark petrol + accent #5baabe.
   Estética: editorial de engenharia — tipografia display,
   índices de seção, malha técnica, portões de decisão (FEL).
   Animações apenas com transform/opacity (GPU-friendly).
   ============================================================ */

:root {
  /* superfícies */
  --bg-0:      #0e1b20;
  --bg-1:      #16262b;
  --bg-2:      #1f333a;
  --surface:   #1a2d33;
  --raised:    #213840;

  /* identidade */
  --accent:    #5baabe;
  --accent-hi: #8fd3e8;
  --accent-dp: #2f7d96;
  --amber:     #d9a440;

  /* texto */
  --text:      #f4f9fa;
  --soft:      #c8d8dc;
  --muted:     #93adb5;
  --faint:     #5e7a83;

  /* traços */
  --border:    rgba(255,255,255,.08);
  --border-hi: rgba(91,170,190,.45);
  --line:      rgba(91,170,190,.16);

  /* tipografia */
  --font-d:    'Space Grotesk', 'Inter', sans-serif;
  --font-b:    'Inter', system-ui, sans-serif;
  --font-m:    'JetBrains Mono', 'Consolas', monospace;

  --radius:    16px;
  --ease:      cubic-bezier(.22,.61,.36,1);
  --shadow-lg: 0 24px 60px rgba(4,12,15,.5);
  --shadow-md: 0 12px 32px rgba(4,12,15,.35);
}

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

html { scroll-behavior: smooth; scroll-padding-top: 92px; }

body {
  font-family: var(--font-b);
  background: var(--bg-1);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; }

.container { max-width: 1240px; margin: 0 auto; padding: 0 28px; }

::selection { background: rgba(91,170,190,.45); }

/* ── utilitários tipográficos ─────────────────────────────── */
.mono {
  font-family: var(--font-m);
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
}

/* ── Barra de progresso de scroll ─────────────────────────── */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 2px; width: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-hi));
  transform-origin: 0 50%;
  transform: scaleX(0);
  z-index: 1300;
  pointer-events: none;
}

/* ── HEADER ───────────────────────────────────────────────── */
header.site-header {
  position: fixed; inset: 0 0 auto 0;
  z-index: 1000;
  padding: 20px 0;
  transition: padding .35s var(--ease), background .35s, box-shadow .35s, border-color .35s;
  border-bottom: 1px solid transparent;
}

header.site-header.scrolled {
  padding: 12px 0;
  background: rgba(14,27,32,.82);
  -webkit-backdrop-filter: blur(18px) saturate(1.3);
  backdrop-filter: blur(18px) saturate(1.3);
  border-bottom-color: var(--border);
  box-shadow: 0 10px 40px rgba(4,12,15,.4);
}

header.site-header .container { display: flex; align-items: center; gap: 26px; }

.logo { flex: 0 0 auto; }
.logo a { display: flex; align-items: center; }
/* max-width:none impede o img global (max-width:100%) de comprimir a
   largura quando o flex aperta o header — era a causa da distorção */
.logo img { height: 30px; width: auto; max-width: none; transition: opacity .25s; }
.logo a:hover img { opacity: .85; }

nav.main-nav { margin-left: auto; }
nav.main-nav ul { display: flex; list-style: none; gap: 2px; }
nav.main-nav a {
  position: relative;
  display: flex; align-items: baseline; gap: 7px;
  color: var(--muted);
  text-decoration: none;
  font-size: .88rem;
  font-weight: 500;
  white-space: nowrap;
  padding: 9px 13px;
  border-radius: 10px;
  transition: color .25s, background .25s;
}
nav.main-nav a .n {
  font-family: var(--font-m);
  font-size: .6rem;
  color: var(--accent);
  opacity: .65;
  transition: opacity .25s, color .25s;
}
nav.main-nav a:hover { color: var(--text); background: rgba(255,255,255,.04); }
nav.main-nav a:hover .n, nav.main-nav a.active .n { opacity: 1; color: var(--amber); }
nav.main-nav a.active { color: var(--text); }

/* seletor de idiomas */
.language-selector { display: flex; gap: 7px; align-items: center; }
.language-selector a {
  display: flex; width: 25px; height: 17px;
  border-radius: 3px; overflow: hidden;
  outline: 1px solid transparent;
  opacity: .45;
  transition: opacity .25s, transform .25s var(--ease), outline-color .25s;
}
.language-selector a:hover { opacity: 1; transform: translateY(-2px); }
.language-selector a.active { opacity: 1; outline-color: var(--accent); }
.language-selector img { width: 100%; height: 100%; object-fit: cover; }

.header-cta {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 22px;
  border: 1px solid var(--border-hi);
  border-radius: 30px;
  color: var(--accent-hi);
  font-size: .84rem; font-weight: 600;
  text-decoration: none;
  transition: background .25s, color .25s, transform .25s var(--ease);
  white-space: nowrap;
}
.header-cta:hover { background: var(--accent); border-color: var(--accent); color: #08161b; transform: translateY(-2px); }

.menu-toggle {
  display: none;
  width: 44px; height: 44px;
  align-items: center; justify-content: center;
  color: #fff; font-size: 1.2rem; cursor: pointer;
  border: 1px solid var(--border); border-radius: 12px;
  background: rgba(255,255,255,.04);
  margin-left: auto;
}

/* ── HERO ─────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  /* header fixo tem ~72px; padding-top só reserva esse espaço + folga */
  padding: 104px 0 48px;
  overflow: hidden;
  background:
    radial-gradient(1200px 700px at 92% 0%, rgba(91,170,190,.14), transparent 55%),
    radial-gradient(800px 500px at -5% 100%, rgba(47,125,150,.12), transparent 60%),
    linear-gradient(170deg, var(--bg-2) 0%, var(--bg-1) 45%, var(--bg-0) 100%);
}

/* malha técnica + cantoneiras de blueprint */
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='64' height='64'%3E%3Cpath d='M64 0H0v64' fill='none' stroke='%235baabe' stroke-opacity='.08'/%3E%3Ccircle cx='0' cy='0' r='1' fill='%235baabe' fill-opacity='.18'/%3E%3C/svg%3E");
  -webkit-mask-image: radial-gradient(80% 90% at 60% 35%, #000 25%, transparent 95%);
  mask-image: radial-gradient(80% 90% at 60% 35%, #000 25%, transparent 95%);
  pointer-events: none;
}

.hero .container {
  position: relative; z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: 48px;
  align-items: center;
  flex: 1;
}

.hero-kicker {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-m);
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--accent-hi);
  margin-bottom: 18px;
}
.hero-kicker::before { content: '//'; color: var(--amber); letter-spacing: 0; }

.hero h1 {
  font-family: var(--font-d);
  font-size: clamp(2.4rem, 5.6vw, 4.2rem);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -.03em;
  margin-bottom: 20px;
  max-width: 14ch;
}
.hero h1 .grad {
  background: linear-gradient(95deg, var(--accent-hi) 10%, var(--accent) 55%, var(--accent-dp));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p.lead {
  font-size: clamp(1rem, 1.5vw, 1.1rem);
  color: var(--soft);
  max-width: 56ch;
  margin-bottom: 28px;
}

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 28px; }

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 34px;
  border-radius: 32px;
  font-size: .95rem; font-weight: 600;
  font-family: var(--font-b);
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform .25s var(--ease), box-shadow .25s, background .25s, color .25s, border-color .25s;
}
.btn i { transition: transform .25s var(--ease); }
.btn:hover i { transform: translateX(4px); }
.btn-primary {
  background: linear-gradient(95deg, var(--accent), var(--accent-dp));
  color: #06141a;
  font-weight: 700;
  box-shadow: 0 10px 30px rgba(91,170,190,.35);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 16px 42px rgba(91,170,190,.5); }
.btn-ghost { background: transparent; color: var(--text); border-color: rgba(255,255,255,.22); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent-hi); transform: translateY(-3px); }

/* specs em mono (substitui chips) */
.hero-specs {
  display: flex; flex-wrap: wrap; gap: 10px 26px;
  font-family: var(--font-m);
  font-size: .7rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--faint);
}
.hero-specs span { display: inline-flex; align-items: center; gap: 9px; transition: color .25s; }
.hero-specs span::before { content: ''; width: 5px; height: 5px; background: var(--accent); transform: rotate(45deg); opacity: .7; }
.hero-specs span:hover { color: var(--accent-hi); }

/* entrada escalonada */
.stagger { opacity: 0; transform: translateY(28px); animation: riseIn .9s var(--ease) forwards; }
.s1 { animation-delay: .05s; } .s2 { animation-delay: .16s; } .s3 { animation-delay: .3s; }
.s4 { animation-delay: .44s; } .s5 { animation-delay: .58s; }
@keyframes riseIn { to { opacity: 1; transform: translateY(0); } }

/* ilustração do hero: imagem estática (guindaste + logo) com fade-in suave */
.hero-visual {
  position: relative;
  display: flex; align-items: center; justify-content: center;
  opacity: 0;
  animation: fadeIn 1.2s .35s var(--ease) forwards;
}
@keyframes fadeIn { to { opacity: 1; } }

/* imagem já vem recortada (860x984, sem margem transparente).
   width/height auto + max-* deixa o browser escalar SEMPRE proporcional:
   quando a altura é o limite, a largura acompanha (sem caixa vazia). */
.hero-crane-img {
  width: auto; height: auto;
  max-width: min(100%, 520px);
  max-height: 62svh;
  display: block; margin: 0 auto;
}

/* ── Marquee de expertise ─────────────────────────────────── */
.marquee {
  position: relative; z-index: 2;
  margin-top: 40px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(10,20,24,.45);
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee-track {
  display: flex; width: max-content;
  animation: marquee 38s linear infinite;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track ul {
  display: flex; align-items: center; list-style: none;
  padding: 17px 0;
}
.marquee-track li {
  font-family: var(--font-m);
  font-size: .74rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
  padding: 0 34px;
  position: relative;
}
.marquee-track li::after {
  content: '';
  position: absolute; right: -4px; top: 50%;
  width: 7px; height: 7px;
  border: 1px solid var(--amber);
  transform: translateY(-50%) rotate(45deg);
  opacity: .55;
}
@keyframes marquee { to { transform: translateX(-50%); } }

/* ── SEÇÕES (base editorial) ──────────────────────────────── */
section.block { position: relative; padding: 120px 0; }
.block-alt { background: linear-gradient(180deg, var(--bg-1), var(--bg-0) 120%); }
.block-deep { background: var(--bg-0); }

.sec-head { position: relative; margin-bottom: 64px; }

.sec-index {
  position: absolute; top: -58px; right: -8px;
  font-family: var(--font-d);
  font-size: clamp(6rem, 14vw, 11rem);
  font-weight: 700;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(91,170,190,.13);
  pointer-events: none;
  user-select: none;
}

.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--font-m);
  font-size: .7rem; font-weight: 500;
  letter-spacing: .2em; text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}
.eyebrow .idx { color: var(--amber); }
.eyebrow::after { content: ''; width: 56px; height: 1px; background: linear-gradient(90deg, var(--accent), transparent); }

.section-title {
  font-family: var(--font-d);
  font-size: clamp(1.9rem, 3.8vw, 2.9rem);
  font-weight: 700;
  letter-spacing: -.025em;
  line-height: 1.12;
  margin-bottom: 20px;
  max-width: 22ch;
}

.section-subtitle { color: var(--muted); font-size: 1.04rem; max-width: 64ch; }

/* reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(34px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
  will-change: transform, opacity;
}
.reveal.in-view { opacity: 1; transform: translateY(0); }
.reveal.d1 { transition-delay: .08s; } .reveal.d2 { transition-delay: .18s; }
.reveal.d3 { transition-delay: .28s; } .reveal.d4 { transition-delay: .38s; }

/* ── 01 · SOBRE ───────────────────────────────────────────── */
#sobre .about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, .92fr);
  gap: 72px;
  align-items: start;
}

#sobre .about-text {
  color: var(--soft);
  font-size: 1.12rem;
  line-height: 1.85;
}
#sobre .about-text::first-letter {
  font-family: var(--font-d);
  font-size: 3.2em;
  font-weight: 700;
  float: left;
  line-height: .82;
  margin: 6px 14px 0 0;
  color: var(--accent-hi);
}

.about-features { display: flex; flex-direction: column; }
.feature-item {
  display: flex; gap: 22px; align-items: flex-start;
  padding: 26px 6px;
  border-bottom: 1px solid var(--border);
  transition: padding-left .35s var(--ease), border-color .35s;
}
.feature-item:first-child { border-top: 1px solid var(--border); }
.feature-item:hover { padding-left: 16px; border-bottom-color: var(--border-hi); }
.feature-num {
  font-family: var(--font-m);
  font-size: .72rem;
  color: var(--amber);
  padding-top: 5px;
  min-width: 34px;
}
.feature-item h3 { font-family: var(--font-d); font-size: 1.12rem; font-weight: 600; margin-bottom: 6px; }
.feature-item p { font-size: .92rem; color: var(--muted); }
.feature-item .fi {
  margin-left: auto;
  color: var(--accent);
  opacity: .5;
  font-size: 1.15rem;
  padding-top: 4px;
  transition: opacity .3s, transform .3s var(--ease);
}
.feature-item:hover .fi { opacity: 1; transform: scale(1.15); }

/* ── 02 · SERVIÇOS ────────────────────────────────────────── */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

.service-item {
  position: relative;
  display: flex; flex-direction: column;
  background: linear-gradient(170deg, var(--raised), var(--surface) 70%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 38px 32px 32px;
  overflow: hidden;
  transition: transform .4s var(--ease), box-shadow .4s, border-color .4s;
}
.service-item::before {
  content: '';
  position: absolute; inset: -1px -1px auto -1px;
  height: 38%;
  background: radial-gradient(60% 100% at 50% 0%, rgba(91,170,190,.16), transparent);
  opacity: 0;
  transition: opacity .45s;
  pointer-events: none;
}
.service-item:hover { transform: translateY(-10px); box-shadow: var(--shadow-lg); border-color: var(--border-hi); }
.service-item:hover::before { opacity: 1; }

/* ícone grande e centralizado, sem rótulo SRV */
.service-glyph {
  width: 92px; height: 92px;
  margin: 4px auto 32px;
  display: flex; align-items: center; justify-content: center;
  color: var(--accent-hi);
  transition: transform .4s var(--ease), color .4s;
}
.service-glyph::after {
  content: '';
  position: absolute; left: 50%; top: 78px;
  width: 46px; height: 46px; transform: translateX(-50%);
  background: radial-gradient(circle, rgba(91,170,190,.22), transparent 70%);
  filter: blur(6px); opacity: 0; transition: opacity .45s; pointer-events: none;
}
.service-item:hover .service-glyph { transform: translateY(-4px) scale(1.06); color: #fff; }
.service-item:hover .service-glyph::after { opacity: 1; }
.service-glyph svg { width: 100%; height: 100%; }
.service-title, .service-description { text-align: center; }
.service-link { align-self: center; }
.service-glyph .draw-h { stroke-dasharray: 1; stroke-dashoffset: 1; transition: stroke-dashoffset 1.1s var(--ease); }
.service-item:hover .service-glyph .draw-h, .service-item.in-view .service-glyph .draw-h { stroke-dashoffset: 0; }

.service-title { font-family: var(--font-d); font-size: 1.3rem; font-weight: 600; margin-bottom: 14px; letter-spacing: -.01em; }
.service-description { font-size: .94rem; color: var(--muted); flex: 1; margin-bottom: 26px; }

.service-link {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: .85rem; font-weight: 600;
  color: var(--accent-hi);
  text-decoration: none;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  transition: gap .3s var(--ease), color .3s;
}
.service-link:hover { gap: 14px; color: #fff; }

/* ── 03 · METODOLOGIA FEL (portões de decisão) ────────────── */
.fel-wrap { position: relative; }

.fel-rail { position: relative; height: 2px; background: var(--border); margin: 64px 0 0; }
.fel-rail-fill {
  position: absolute; inset: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-hi));
  transform-origin: 0 50%;
  transform: scaleX(0);
  transition: transform 1.4s var(--ease);
}
.fel-wrap.in-view .fel-rail-fill { transform: scaleX(1); }

/* portões (losangos) sobre o trilho */
.fel-gates { position: absolute; inset: 0; pointer-events: none; }
.fel-gate {
  position: absolute; top: 50%;
  width: 14px; height: 14px;
  background: var(--bg-1);
  border: 2px solid var(--accent);
  transform: translate(-50%, -50%) rotate(45deg) scale(0);
  transition: transform .5s var(--ease), background .3s;
}
.fel-wrap.in-view .fel-gate { transform: translate(-50%, -50%) rotate(45deg) scale(1); }
.fel-wrap.in-view .fel-gate:nth-child(1) { transition-delay: .45s; }
.fel-wrap.in-view .fel-gate:nth-child(2) { transition-delay: .8s; }
.fel-wrap.in-view .fel-gate:nth-child(3) { transition-delay: 1.15s; }

.fel-gates-label {
  position: absolute; right: 0; top: -34px;
  font-family: var(--font-m);
  font-size: .64rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--faint);
  display: flex; align-items: center; gap: 8px;
}
.fel-gates-label::before { content: ''; width: 9px; height: 9px; border: 1.5px solid var(--amber); transform: rotate(45deg); }

.fel-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  margin-top: 38px;
  counter-reset: fel;
}
.fel-card {
  position: relative;
  background: rgba(255,255,255,.022);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px 24px;
  transition: border-color .35s, transform .35s var(--ease), background .35s;
}
.fel-card::before {
  counter-increment: fel;
  content: '0' counter(fel);
  font-family: var(--font-m);
  font-size: .72rem;
  color: var(--amber);
  display: block;
  margin-bottom: 16px;
}
.fel-card::after {
  content: '';
  position: absolute; top: -39px; left: 50%;
  width: 1px; height: 38px;
  background: linear-gradient(180deg, var(--line), transparent);
}
.fel-card:hover { border-color: var(--border-hi); transform: translateY(-6px); background: rgba(91,170,190,.05); }
.fel-card h3 { font-family: var(--font-d); font-size: 1.02rem; font-weight: 600; color: var(--accent-hi); margin-bottom: 10px; }
.fel-card p { font-size: .86rem; color: var(--muted); }

/* ── 04 · ÁREAS DE CONHECIMENTO ───────────────────────────── */
.knowledge-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.k-cell {
  position: relative;
  display: flex; flex-direction: column; gap: 18px;
  min-height: 168px;
  padding: 26px 24px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: linear-gradient(165deg, rgba(255,255,255,.025), transparent 75%);
  text-decoration: none;
  overflow: hidden;
  transition: transform .35s var(--ease), border-color .35s, background .35s;
}
/* halo de topo no hover */
.k-cell::before {
  content: '';
  position: absolute; inset: -1px -1px auto -1px; height: 50%;
  background: radial-gradient(70% 100% at 50% 0%, rgba(91,170,190,.16), transparent);
  opacity: 0; transition: opacity .4s; pointer-events: none;
}
.k-cell:hover {
  transform: translateY(-6px);
  border-color: var(--border-hi);
  background: linear-gradient(165deg, rgba(91,170,190,.07), transparent 75%);
}
.k-cell:hover::before { opacity: 1; }

.k-icon {
  width: 46px; height: 46px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(91,170,190,.1);
  border: 1px solid var(--border-hi);
  color: var(--accent-hi);
  font-size: 1.15rem;
  transition: transform .35s var(--ease), background .35s, color .35s;
}
.k-cell:hover .k-icon { transform: scale(1.08); background: var(--accent); color: #08161b; }

.k-cell h3 {
  font-family: var(--font-d);
  font-size: 1.05rem; font-weight: 600;
  color: var(--soft);
  letter-spacing: -.01em;
  margin-top: auto;
  transition: color .3s;
}
.k-cell:hover h3 { color: #fff; }
/* seta indicando link */
.k-cell h3::after {
  content: ' →';
  color: var(--accent-hi);
  opacity: 0; transition: opacity .3s;
}
.k-cell:hover h3::after { opacity: 1; }
.k-cell:hover h3 { color: #fff; }

/* ── 05 · ARTIGOS (editorial) ─────────────────────────────── */
.articles-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: 28px;
  margin-bottom: 48px;
}

/* destaque */
.feat-card {
  position: relative;
  display: flex; flex-direction: column; justify-content: flex-end;
  min-height: 520px;
  border-radius: var(--radius);
  overflow: hidden;
  text-decoration: none;
  border: 1px solid var(--border);
  transition: border-color .4s, transform .4s var(--ease), box-shadow .4s;
}
.feat-card:hover { transform: translateY(-6px); border-color: var(--border-hi); box-shadow: var(--shadow-lg); }
.feat-card .bgimg {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 1s var(--ease);
}
.feat-card:hover .bgimg { transform: scale(1.05); }
.feat-card .scrim {
  position: absolute; inset: 0;
  background: linear-gradient(195deg, rgba(14,27,32,.05) 20%, rgba(14,27,32,.78) 62%, rgba(10,20,24,.96));
}
.feat-card .feat-body { position: relative; padding: 34px; }
.feat-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-m);
  font-size: .66rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 14px;
}
.feat-tag::before { content: ''; width: 7px; height: 7px; border: 1.5px solid var(--amber); transform: rotate(45deg); }
.feat-card h3 {
  font-family: var(--font-d);
  font-size: clamp(1.2rem, 2vw, 1.65rem);
  font-weight: 700; line-height: 1.25; letter-spacing: -.015em;
  margin-bottom: 12px;
}
.feat-card p { font-size: .92rem; color: var(--soft); margin-bottom: 18px; max-width: 60ch; }
.feat-meta { display: flex; align-items: center; gap: 16px; font-size: .78rem; color: var(--muted); }
.feat-meta .read { color: var(--accent-hi); font-weight: 600; }

/* lista lateral */
.art-list { display: flex; flex-direction: column; }
.art-row {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 18px;
  align-items: center;
  padding: 18px 6px;
  border-bottom: 1px solid var(--border);
  text-decoration: none;
  transition: padding-left .3s var(--ease), background .3s, border-color .3s;
}
.art-row:first-child { border-top: 1px solid var(--border); }
.art-row:hover { padding-left: 14px; background: rgba(255,255,255,.025); border-bottom-color: var(--border-hi); }
.art-row .thumb {
  width: 96px; height: 68px;
  border-radius: 10px;
  object-fit: cover;
  border: 1px solid var(--border);
}
.art-row h4 {
  font-family: var(--font-b);
  font-size: .92rem; font-weight: 600; line-height: 1.4;
  color: var(--soft);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color .25s;
}
.art-row:hover h4 { color: #fff; }
.art-row .art-meta { font-size: .74rem; color: var(--faint); margin-top: 6px; display: flex; gap: 12px; }
.art-row .art-meta .k { color: var(--accent); }

.blog-cta-row { display: flex; justify-content: center; }

/* ── CTA banner ───────────────────────────────────────────── */
.cta-banner {
  position: relative;
  border-radius: 22px;
  padding: 64px 56px;
  overflow: hidden;
  background:
    radial-gradient(700px 320px at 12% 0%, rgba(143,211,232,.16), transparent 60%),
    linear-gradient(120deg, #234a56, #173039 65%);
  border: 1px solid var(--border-hi);
  display: flex; align-items: center; justify-content: space-between; gap: 36px;
  flex-wrap: wrap;
}
.cta-banner::before {
  content: '';
  position: absolute; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='48' height='48'%3E%3Cpath d='M48 0H0v48' fill='none' stroke='%238fd3e8' stroke-opacity='.1'/%3E%3C/svg%3E");
  -webkit-mask-image: linear-gradient(100deg, #000 30%, transparent 75%);
  mask-image: linear-gradient(100deg, #000 30%, transparent 75%);
  pointer-events: none;
}
.cta-banner h2 {
  position: relative;
  font-family: var(--font-d);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700; letter-spacing: -.02em;
  max-width: 18ch;
  margin-bottom: 10px;
}
.cta-banner p { position: relative; color: var(--soft); font-size: .98rem; max-width: 52ch; }
.cta-banner .btn { position: relative; flex-shrink: 0; }

/* ── 06 · CONTATO ─────────────────────────────────────────── */
.contact-container {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  gap: 44px;
  align-items: start;
}

.contact-form-card {
  background: linear-gradient(170deg, var(--raised), var(--surface) 80%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 42px;
  box-shadow: var(--shadow-md);
}

.contact-form h3 { font-family: var(--font-d); font-size: 1.6rem; font-weight: 700; margin-bottom: 10px; letter-spacing: -.015em; }
.contact-form > p { color: var(--muted); font-size: .94rem; margin-bottom: 30px; }

.contact-form form { display: flex; flex-direction: column; gap: 16px; }

.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form input[type="tel"],
.contact-form textarea,
.contact-form select {
  width: 100%;
  padding: 15px 18px;
  background: rgba(10,20,24,.55);
  border: 1px solid var(--border);
  border-radius: 12px;
  font-size: .95rem;
  font-family: var(--font-b);
  color: var(--text);
  transition: border-color .25s, background .25s, box-shadow .25s;
}
.contact-form input::placeholder, .contact-form textarea::placeholder { color: var(--faint); }
.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(10,20,24,.8);
  box-shadow: 0 0 0 3px rgba(91,170,190,.16);
}
.contact-form textarea { height: 150px; resize: vertical; }

.phone-input-container { display: flex; gap: 10px; }
/* código do país agora é digitável (qualquer país, obrigatório).
   prefixo #contact-form vence o "#contact-form input{width:100%}"
   do phone-input.css por especificidade. */
#contact-form .phone-input-container .country-code {
  flex: 0 0 92px; width: 92px; max-width: 92px;
  text-align: center;
  font-variant-numeric: tabular-nums;
  letter-spacing: .02em;
}
#contact-form .phone-input-container .phone-input { flex: 1; min-width: 0; width: auto; }

/* consentimento LGPD
   (o seletor com #contact-form precisa vencer o
   "#contact-form input { width:100% }" do phone-input.css) */
.consent-row { display: flex; gap: 12px; align-items: flex-start; font-size: .8rem; color: var(--muted); padding: 2px; }
.consent-row input[type="checkbox"],
#contact-form .consent-row input[type="checkbox"] {
  appearance: none; -webkit-appearance: none;
  flex-shrink: 0;
  width: 20px; height: 20px;
  padding: 0;
  margin-top: 1px;
  border: 1.5px solid var(--border-hi);
  border-radius: 6px;
  background: rgba(10,20,24,.55);
  cursor: pointer;
  position: relative;
  transition: background .2s, border-color .2s;
}
.consent-row input[type="checkbox"]:checked,
#contact-form .consent-row input[type="checkbox"]:checked { background: linear-gradient(135deg, var(--accent), var(--accent-dp)); border-color: var(--accent); }
.consent-row input[type="checkbox"]:checked::after,
#contact-form .consent-row input[type="checkbox"]:checked::after {
  content: '✓';
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: #06141a; font-size: .75rem; font-weight: 800;
}
.consent-row label { cursor: pointer; line-height: 1.55; }
.consent-row a { color: var(--accent-hi); text-decoration: underline; text-underline-offset: 2px; }

.btn-enviar {
  align-self: flex-start;
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 38px;
  border: none; border-radius: 32px;
  background: linear-gradient(95deg, var(--accent), var(--accent-dp));
  color: #06141a;
  font-size: .95rem; font-weight: 700;
  font-family: var(--font-b);
  cursor: pointer;
  box-shadow: 0 10px 28px rgba(91,170,190,.3);
  transition: transform .25s var(--ease), box-shadow .25s, opacity .25s;
}
.btn-enviar:hover { transform: translateY(-3px); box-shadow: 0 16px 38px rgba(91,170,190,.45); }
.btn-enviar:disabled { opacity: .55; cursor: wait; transform: none; }

#form-status { font-size: .88rem; min-height: 1.2em; }
#form-status.success { color: #7ce0ae; }
#form-status.error { color: #ff9d9d; }
.error-message { display: none; font-size: .78rem; color: #ff9d9d; margin-top: -8px; }
.error-message.visible { display: block; }
input.input-error, textarea.input-error { border-color: rgba(255,120,120,.55) !important; }

/* bloco de informações */
.contact-block { position: sticky; top: 110px; }
.contact-block .cb-inner {
  padding: 38px 34px;
  background: rgba(255,255,255,.025);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.contact-block h3 { font-family: var(--font-d); font-size: 1.3rem; font-weight: 700; margin-bottom: 28px; letter-spacing: -.01em; }
.contact-details { display: flex; flex-direction: column; gap: 26px; }
.info-row { display: flex; gap: 18px; align-items: flex-start; }
.info-row .contact-icon {
  flex-shrink: 0;
  width: 46px; height: 46px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 13px;
  background: linear-gradient(135deg, rgba(91,170,190,.2), rgba(47,125,150,.08));
  border: 1px solid var(--border-hi);
  color: var(--accent-hi);
  font-size: 1.05rem;
}
.info-row .info-text strong { display: block; font-family: var(--font-d); font-size: .95rem; margin-bottom: 4px; }
.info-row .info-text p { font-size: .88rem; color: var(--muted); }
.map-directions {
  display: inline-flex; align-items: center; gap: 7px;
  margin-top: 10px;
  color: var(--accent-hi);
  font-size: .82rem; font-weight: 600;
  text-decoration: none;
  border-bottom: 1px dashed rgba(143,211,232,.4);
  padding-bottom: 2px;
  transition: color .25s, border-color .25s;
}
.map-directions:hover { color: #fff; border-color: #fff; }

.location-images { display: flex; gap: 14px; margin-top: 30px; }
.image-container {
  flex: 1;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.03);
  padding: 12px;
  display: flex; align-items: center; justify-content: center;
}
.location-image { max-height: 84px; object-fit: contain; transition: transform .4s var(--ease); }
.image-container:hover .location-image { transform: scale(1.07); }

/* ── FOOTER ───────────────────────────────────────────────── */
footer.site-footer {
  background: var(--bg-0);
  border-top: 1px solid var(--border);
  padding: 72px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 52px;
}
.footer-brand img { height: 26px; margin-bottom: 18px; }
.footer-brand p { font-size: .9rem; color: var(--muted); max-width: 34ch; }
.footer-col h4 {
  font-family: var(--font-m);
  font-size: .68rem; font-weight: 600;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 11px; }
.footer-col a {
  color: var(--muted); text-decoration: none; font-size: .9rem;
  transition: color .25s, padding-left .25s var(--ease);
  cursor: pointer;
}
.footer-col a:hover { color: var(--accent-hi); padding-left: 5px; }

.footer-social-col { display: flex; gap: 10px; }
.footer-social-col a {
  display: flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 12px;
  color: var(--muted); font-size: 1.05rem;
  border: 1px solid var(--border);
  text-decoration: none;
  transition: color .25s, border-color .25s, transform .25s var(--ease);
}
.footer-social-col a:hover { color: var(--accent-hi); border-color: var(--border-hi); transform: translateY(-3px); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
}
.footer-bottom .copyright { font-size: .8rem; color: var(--faint); }
.footer-bottom .mono { color: var(--faint); font-size: .62rem; }

/* ── Botão voltar ao topo ─────────────────────────────────── */
.back-to-top {
  position: fixed; right: 24px; bottom: 24px;
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 14px;
  background: rgba(20,35,42,.92);
  border: 1px solid var(--border-hi);
  color: var(--accent-hi);
  font-size: 1rem;
  cursor: pointer;
  opacity: 0; pointer-events: none;
  transform: translateY(12px);
  transition: opacity .3s, transform .3s var(--ease), background .3s, color .3s;
  z-index: 900;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}
.back-to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-to-top:hover { background: var(--accent); color: #06141a; }

/* ── RESPONSIVO ───────────────────────────────────────────── */
@media (max-width: 1100px) {
  /* flex:none impede o container de esticar e abrir vão entre
     a imagem e o texto quando sobra altura na viewport */
  .hero .container { grid-template-columns: 1fr; gap: 24px; flex: none; align-content: center; }
  .hero-visual { order: -1; max-width: 340px; margin: 0 auto; }
  .hero-crane-img { max-height: 40svh; }
  .hero h1 { max-width: none; }
  .knowledge-grid { grid-template-columns: repeat(2, 1fr); }
  .articles-layout { grid-template-columns: 1fr; }
  .feat-card { min-height: 420px; }
  #sobre .about-grid { grid-template-columns: 1fr; gap: 44px; }
  .services-grid { grid-template-columns: 1fr 1fr; }
  .fel-track { grid-template-columns: repeat(2, 1fr); }
  .fel-card::after { display: none; }
  .fel-rail, .fel-gates, .fel-gates-label { display: none; }
  .contact-container { grid-template-columns: 1fr; }
  .contact-block { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }

  /* menu vira gaveta já no tablet: 6 itens + bandeiras + CTA
     não cabem numa linha abaixo de ~1100px */
  .menu-toggle { display: flex; }
  .header-cta { display: none; }

  nav.main-nav {
    position: fixed;
    top: 0; right: 0; bottom: 0;
    width: min(320px, 86vw);
    background: rgba(12,23,28,.97);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
    border-left: 1px solid var(--border);
    padding: 96px 30px 30px;
    transform: translateX(100%);
    transition: transform .45s var(--ease);
    margin-left: 0;
    z-index: 990;
  }
  nav.main-nav.open { transform: translateX(0); box-shadow: -24px 0 70px rgba(0,0,0,.55); }
  nav.main-nav ul { flex-direction: column; gap: 2px; }
  nav.main-nav a { font-size: 1.1rem; padding: 14px 12px; }

  .nav-overlay {
    position: fixed; inset: 0;
    background: rgba(5,12,15,.6);
    opacity: 0; pointer-events: none;
    transition: opacity .35s;
    z-index: 980;
  }
  .nav-overlay.visible { opacity: 1; pointer-events: auto; }
}

@media (max-width: 760px) {
  html { scroll-padding-top: 106px; }

  /* header em 2 linhas no celular: logo+hamburguer numa linha,
     bandeiras de idioma numa segunda linha própria. Sem isso as 6
     bandeiras somadas ao logo/hamburguer estouram a largura da tela
     e ficam inacessíveis (cortadas fora da viewport, sem indício de
     que dá pra rolar). */
  header.site-header .container { flex-wrap: wrap; row-gap: 12px; }
  .logo { order: 1; }
  .menu-toggle { order: 2; margin-left: auto; }
  .language-selector {
    order: 3;
    flex: 0 0 100%;
    justify-content: flex-end;
    gap: 12px;
  }
  /* bandeiras maiores (proporcionais ao botão de menu de 44px) +
     alvo de toque maior (padding aumenta a área tocável) */
  .language-selector a { width: 38px; height: 26px; padding: 5px; margin: -5px; }

  .hero { padding: 130px 0 32px; }
  .hero .container { gap: 18px; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .marquee { margin-top: 32px; }

  /* no mobile a ilustração é apoio: limita altura p/ o título
     continuar visível sem precisar rolar */
  .hero-visual { max-width: 240px; }
  .hero-crane-img { max-height: 28svh; }
  .hero-kicker { margin-bottom: 14px; }
  .hero h1 { margin-bottom: 16px; }
  .hero p.lead { margin-bottom: 22px; }
  .hero-actions { margin-bottom: 22px; gap: 10px; }

  section.block { padding: 84px 0; }
  .sec-index { top: -34px; font-size: 5.4rem; }
  .services-grid { grid-template-columns: 1fr; }
  .fel-track { grid-template-columns: 1fr; }
  .knowledge-grid { grid-template-columns: 1fr; }
  .feat-card { min-height: 360px; }
  .feat-card .feat-body { padding: 24px; }
  .cta-banner { padding: 40px 28px; }
  .contact-form-card { padding: 28px 20px; }
  .phone-input-container { flex-direction: column; }
  .phone-input-container .country-select { flex: 1; max-width: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* nav overlay só existe quando o menu é gaveta */
@media (min-width: 1101px) { .nav-overlay { display: none; } }

/* ── Acessibilidade: reduz movimento ──────────────────────── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .stagger, .reveal, .hero-visual { opacity: 1; transform: none; }
  .fel-rail-fill { transform: scaleX(1); }
  .fel-gate { transform: translate(-50%, -50%) rotate(45deg) scale(1); }
  .marquee-track { animation: none; }
}