/* ============================================================
   L R SONORIZAÇÕES — style.css
   Design: Dark premium · Tech audio identity
   ============================================================ */

/* ── CUSTOM PROPERTIES ── */
:root {
  --bg-base:       #080a0d;
  --bg-surface:    #0d1017;
  --bg-card:       #111520;
  --bg-card-hover: #161c2a;
  --bg-border:     #1e2535;

  --accent-red:    #e8000d;
  --accent-red-dim:#b50009;
  --accent-red-glow: rgba(232,0,13,.25);
  --accent-blue:   #0066ff;
  --accent-blue-dim:#0050cc;
  --accent-blue-glow: rgba(0,102,255,.2);

  --text-primary:  #f0f2f6;
  --text-secondary:#8a95a8;
  --text-muted:    #4a5568;

  --font-display:  'Bebas Neue', sans-serif;
  --font-sans:     'Syne', sans-serif;
  --font-body:     'DM Sans', sans-serif;

  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  32px;

  --shadow-card: 0 4px 32px rgba(0,0,0,.45);
  --shadow-glow-red:  0 0 40px var(--accent-red-glow);
  --shadow-glow-blue: 0 0 40px var(--accent-blue-glow);

  --transition: .3s cubic-bezier(.4,0,.2,1);
  --nav-h: 72px;
}

/* ── RESET & BASE ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }
::selection { background: var(--accent-red); color: #fff; }
:focus-visible { outline: 2px solid var(--accent-red); outline-offset: 3px; border-radius: 4px; }

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-surface); }
::-webkit-scrollbar-thumb { background: var(--bg-border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-red); }

/* ── CONTAINER ── */
.container {
  width: min(1200px, 100% - 3rem);
  margin-inline: auto;
}

/* ── SECTION BASE ── */
.section {
  padding-block: clamp(5rem, 10vw, 9rem);
  position: relative;
}

/* ── SECTION HEADER ── */
.section-header { text-align: center; margin-bottom: clamp(3rem, 6vw, 5rem); }
.section-label {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--font-sans); font-size: .72rem; font-weight: 700;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--text-secondary); margin-bottom: 1rem;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 5rem);
  line-height: 1.0;
  letter-spacing: .03em;
  color: var(--text-primary);
  text-transform: uppercase;
}
.section-sub {
  margin-top: 1.2rem;
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 560px;
  margin-inline: auto;
}
.accent-red  { color: var(--accent-red); }
.accent-blue { color: var(--accent-blue); }

/* ── REVEAL ANIMATION ── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .7s cubic-bezier(.4,0,.2,1), transform .7s cubic-bezier(.4,0,.2,1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── BUTTONS ── */
.btn-primary {
  display: inline-flex; align-items: center; gap: .65rem;
  background: var(--accent-red);
  color: #fff;
  font-family: var(--font-sans); font-weight: 700; font-size: .95rem;
  padding: .85rem 2rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  letter-spacing: .04em;
  position: relative; overflow: hidden;
}
.btn-primary::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,.15), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.btn-primary:hover {
  background: var(--accent-red-dim);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--accent-red-glow);
}
.btn-primary:hover::after { opacity: 1; }
.btn-primary svg { width: 20px; height: 20px; flex-shrink: 0; }

.btn-ghost {
  display: inline-flex; align-items: center; gap: .65rem;
  color: var(--text-primary);
  font-family: var(--font-sans); font-weight: 600; font-size: .95rem;
  padding: .85rem 2rem;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--bg-border);
  transition: border-color var(--transition), color var(--transition), transform var(--transition);
  letter-spacing: .04em;
}
.btn-ghost:hover {
  border-color: var(--accent-red);
  color: var(--accent-red);
  transform: translateY(-2px);
}
.btn-ghost svg { width: 20px; height: 20px; }
.btn-lg { padding: 1.1rem 2.5rem; font-size: 1rem; }

/* ── BADGE ── */
.hero-badge, .cta-badge {
  display: inline-flex; align-items: center; gap: .55rem;
  background: rgba(232,0,13,.08);
  border: 1px solid rgba(232,0,13,.25);
  color: var(--accent-red);
  font-family: var(--font-sans); font-size: .72rem; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase;
  padding: .4rem 1rem; border-radius: 99px;
  margin-bottom: 1.5rem;
}
.badge-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent-red);
  animation: blink 1.6s ease-in-out infinite;
}
.badge-dot.accent-blue { background: var(--accent-blue); }
.badge-dot.accent-red  { background: var(--accent-red); }
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:.3} }

/* ── WHATSAPP FLOAT ── */
.whatsapp-float {
  position: fixed; bottom: 2rem; right: 2rem; z-index: 999;
  display: flex; align-items: center; gap: .6rem;
  background: #25D366;
  color: #fff;
  font-family: var(--font-sans); font-weight: 700; font-size: .85rem;
  padding: .75rem 1.4rem .75rem 1rem;
  border-radius: 99px;
  box-shadow: 0 6px 30px rgba(37,211,102,.4);
  transition: transform var(--transition), box-shadow var(--transition);
  letter-spacing: .04em;
}
.whatsapp-float svg { width: 22px; height: 22px; flex-shrink: 0; }
.whatsapp-float:hover {
  transform: translateY(-3px) scale(1.04);
  box-shadow: 0 12px 40px rgba(37,211,102,.5);
}
@media (max-width: 480px) {
  .whatsapp-float span { display: none; }
  .whatsapp-float { padding: .85rem; border-radius: 50%; }
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 900;
  height: var(--nav-h);
  background: transparent;
  transition: background var(--transition), border-bottom-color var(--transition), box-shadow var(--transition);
  border-bottom: 1px solid transparent;
}
.navbar.scrolled {
  background: rgba(8,10,13,.9);
  border-bottom-color: var(--bg-border);
  box-shadow: 0 4px 30px rgba(0,0,0,.4);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
.nav-container {
  width: min(1200px, 100% - 3rem);
  margin-inline: auto;
  height: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 2rem;
}

/* Logo */
.nav-logo {
  display: flex; align-items: center; gap: .9rem;
  text-decoration: none; flex-shrink: 0;
}
.logo-lr {
  display: flex; align-items: center; gap: 2px;
  background: var(--accent-red);
  padding: .3rem .55rem;
  border-radius: 4px;
  line-height: 1;
}
.logo-l, .logo-r {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: #fff;
  letter-spacing: .02em;
}
.logo-divider {
  width: 1px; height: 18px;
  background: rgba(255,255,255,.4);
  margin-inline: 4px;
}
.logo-text {
  font-family: var(--font-sans);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-secondary);
  line-height: 1.2;
}

/* Nav links */
.nav-links {
  display: flex; align-items: center; gap: .25rem;
  flex: 1; justify-content: flex-end;
}
.nav-link {
  font-family: var(--font-sans); font-size: .82rem; font-weight: 600;
  color: var(--text-secondary);
  padding: .5rem .85rem;
  border-radius: var(--radius-sm);
  letter-spacing: .06em; text-transform: uppercase;
  transition: color var(--transition), background var(--transition);
}
.nav-link:hover { color: var(--text-primary); background: rgba(255,255,255,.05); }
.nav-link.active { color: var(--accent-red); }
.nav-cta {
  font-family: var(--font-sans); font-size: .82rem; font-weight: 700;
  color: #fff;
  background: var(--accent-red);
  padding: .5rem 1.2rem;
  border-radius: var(--radius-sm);
  letter-spacing: .06em; text-transform: uppercase;
  transition: background var(--transition), transform var(--transition);
  margin-left: .5rem;
}
.nav-cta:hover { background: var(--accent-red-dim); transform: translateY(-1px); }

/* Hamburger */
.menu-toggle {
  display: none;
  flex-direction: column; justify-content: center; gap: 5px;
  width: 40px; height: 40px; padding: 8px;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.menu-toggle:hover { background: rgba(255,255,255,.07); }
.menu-toggle span {
  display: block; height: 2px; width: 100%;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition), width var(--transition);
  transform-origin: left center;
}
.menu-toggle.open span:nth-child(1) { transform: rotate(45deg) translateY(-1px); }
.menu-toggle.open span:nth-child(2) { opacity: 0; width: 0; }
.menu-toggle.open span:nth-child(3) { transform: rotate(-45deg) translateY(1px); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding-top: calc(var(--nav-h) + 4rem);
  padding-bottom: 6rem;
  position: relative; overflow: hidden;
}

/* Background effects */
.hero-bg {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(30,37,53,.4) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30,37,53,.4) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
}
.hero-glow {
  position: absolute; width: 700px; height: 700px;
  border-radius: 50%; filter: blur(120px); opacity: .5;
  pointer-events: none;
}
.hero-glow-left  { background: var(--accent-red-glow);  top: -20%; left: -15%; }
.hero-glow-right { background: var(--accent-blue-glow); bottom: -20%; right: -10%; }
.hero-scan {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(232,0,13,.03) 50%, transparent 100%);
  animation: scan 8s ease-in-out infinite;
}
@keyframes scan {
  0%,100% { transform: translateY(-100%); }
  50%      { transform: translateY(100%); }
}

/* Content */
.hero-content {
  position: relative; z-index: 2;
  width: min(800px, 100% - 3rem);
  margin-inline: auto;
  text-align: center;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.2rem, 8vw, 7.5rem);
  line-height: .96;
  letter-spacing: .03em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 1.6rem;
}
.hero-accent {
  color: transparent;
  -webkit-text-stroke: 2px var(--accent-red);
  text-stroke: 2px var(--accent-red);
  background: linear-gradient(90deg, var(--accent-red), #ff4d55);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: clamp(.95rem, 2vw, 1.15rem);
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  line-height: 1.7;
}
.hero-actions {
  display: flex; align-items: center; justify-content: center;
  gap: 1rem; flex-wrap: wrap;
  margin-bottom: 3.5rem;
}

/* Stats */
.hero-stats {
  display: flex; align-items: center; justify-content: center;
  gap: 0; flex-wrap: wrap;
  background: rgba(255,255,255,.03);
  border: 1px solid var(--bg-border);
  border-radius: var(--radius-md);
  padding: 1.5rem 2rem;
  backdrop-filter: blur(8px);
}
.stat {
  display: flex; flex-direction: column; align-items: center;
  padding-inline: 2.5rem;
}
.stat-num {
  font-family: var(--font-display);
  font-size: 2.8rem;
  line-height: 1;
  color: var(--text-primary);
  letter-spacing: .05em;
}
.stat-plus {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--accent-red);
  line-height: 1;
  vertical-align: super;
}
.stat-label {
  font-family: var(--font-sans); font-size: .72rem; font-weight: 600;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--text-secondary);
  margin-top: .3rem;
}
.stat-divider {
  width: 1px; height: 48px;
  background: var(--bg-border);
  flex-shrink: 0;
}

/* EQ Bars */
.hero-visual {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  overflow: hidden;
}
.eq-bars {
  position: absolute; bottom: 0; left: 0; right: 0;
  display: flex; align-items: flex-end; gap: 3px;
  height: 180px; padding-inline: 0;
  opacity: .18;
}
.bar {
  flex: 1;
  background: linear-gradient(180deg, var(--accent-red), var(--accent-blue));
  border-radius: 2px 2px 0 0;
  animation: barAnim var(--dur, .8s) ease-in-out infinite alternate;
  height: 20%;
}
.bar:nth-child(odd)  { --dur: .65s; }
.bar:nth-child(3n)   { --dur: .9s; }
.bar:nth-child(5n)   { --dur: 1.1s; }
.bar:nth-child(7n)   { --dur: .75s; }
@keyframes barAnim {
  from { height: 10%; }
  to   { height: var(--h, 80%); }
}
/* Individual heights */
.bar:nth-child(1)  { --h: 55%; } .bar:nth-child(2)  { --h: 80%; }
.bar:nth-child(3)  { --h: 40%; } .bar:nth-child(4)  { --h: 95%; }
.bar:nth-child(5)  { --h: 60%; } .bar:nth-child(6)  { --h: 75%; }
.bar:nth-child(7)  { --h: 35%; } .bar:nth-child(8)  { --h: 90%; }
.bar:nth-child(9)  { --h: 50%; } .bar:nth-child(10) { --h: 70%; }
.bar:nth-child(11) { --h: 45%; } .bar:nth-child(12) { --h: 85%; }
.bar:nth-child(13) { --h: 65%; } .bar:nth-child(14) { --h: 30%; }
.bar:nth-child(15) { --h: 78%; } .bar:nth-child(16) { --h: 55%; }
.bar:nth-child(17) { --h: 42%; } .bar:nth-child(18) { --h: 68%; }
.bar:nth-child(19) { --h: 88%; } .bar:nth-child(20) { --h: 52%; }

/* Waveform */
.waveform {
  position: absolute; bottom: 45px; left: 0; right: 0;
  height: 120px; opacity: .45;
}
.waveform svg { width: 100%; height: 100%; }

/* Scroll hint */
.hero-scroll {
  position: absolute; bottom: 2.5rem; left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  width: 28px; height: 44px;
  border: 2px solid var(--bg-border);
  border-radius: 14px;
  display: flex; justify-content: center; padding-top: 7px;
  transition: border-color var(--transition);
}
.hero-scroll:hover { border-color: var(--accent-red); }
.hero-scroll span {
  width: 4px; height: 8px;
  background: var(--accent-red);
  border-radius: 2px;
  animation: scrollHint 2s ease-in-out infinite;
}
@keyframes scrollHint {
  0%,100% { transform: translateY(0); opacity: 1; }
  80%      { transform: translateY(12px); opacity: 0; }
}
.br-desktop { display: block; }

/* ============================================================
   SOBRE
   ============================================================ */
.sobre { background: var(--bg-surface); }
.sobre-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: center;
}
.sobre-visual {
  position: relative;
  display: flex; flex-direction: column;
  align-items: center;
}
.sobre-card-main {
  background: var(--bg-card);
  border: 1px solid var(--bg-border);
  border-radius: var(--radius-lg);
  padding: 3rem 2.5rem;
  text-align: center;
  width: 100%;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.sobre-card-main::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--accent-red), var(--accent-blue));
}
.sobre-icon-wrap { margin-bottom: 1.5rem; }
.sobre-icon-wrap svg { width: 120px; height: 120px; margin-inline: auto; }
.sobre-card-label {
  font-family: var(--font-display);
  font-size: 3rem; letter-spacing: .3em;
  color: var(--accent-red);
  display: block; margin-bottom: .25rem;
}
.sobre-card-desc {
  font-family: var(--font-sans); font-size: .75rem; font-weight: 700;
  letter-spacing: .15em; text-transform: uppercase;
  color: var(--text-muted);
}
.sobre-badge-float {
  position: absolute; bottom: -1rem; right: -1rem;
  display: flex; align-items: center; gap: .5rem;
  background: var(--bg-card);
  border: 1px solid var(--bg-border);
  padding: .6rem 1.1rem; border-radius: 99px;
  font-family: var(--font-sans); font-size: .75rem; font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--text-secondary);
  box-shadow: var(--shadow-card);
}
.sobre-content .section-label { display: block; margin-bottom: .75rem; }
.sobre-content .section-title { text-align: left; margin-bottom: 1.5rem; }
.sobre-text {
  color: var(--text-secondary);
  font-size: 1rem; line-height: 1.75;
  margin-bottom: 1rem;
}
.sobre-text strong { color: var(--text-primary); font-weight: 600; }
.sobre-text em { color: var(--accent-red); font-style: normal; }

/* MVV */
.mvv-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1rem; margin-top: 2rem;
}
.mvv-item {
  background: var(--bg-card);
  border: 1px solid var(--bg-border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  transition: border-color var(--transition), transform var(--transition);
}
.mvv-item:hover { border-color: var(--accent-red); transform: translateY(-3px); }
.mvv-icon { margin-bottom: .75rem; }
.mvv-icon svg { width: 28px; height: 28px; color: var(--accent-red); }
.mvv-item h3 {
  font-family: var(--font-sans); font-size: .8rem; font-weight: 800;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--text-primary); margin-bottom: .4rem;
}
.mvv-item p {
  font-size: .82rem; color: var(--text-secondary); line-height: 1.5;
}

/* ============================================================
   SERVIÇOS
   ============================================================ */
.servicos { background: var(--bg-base); }
.servicos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.servico-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-border);
  border-radius: var(--radius-md);
  padding: 2rem 1.75rem;
  cursor: default;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  position: relative; overflow: hidden;
}
.servico-card::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--accent-red), var(--accent-blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.servico-card:hover {
  border-color: rgba(232,0,13,.3);
  transform: translateY(-5px);
  box-shadow: 0 16px 48px rgba(0,0,0,.5), var(--shadow-glow-red);
}
.servico-card:hover::after { transform: scaleX(1); }
.servico-card--wide { grid-column: span 1; }
.servico-icon {
  margin-bottom: 1.25rem;
  width: 52px; height: 52px;
  background: rgba(232,0,13,.08);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
}
.servico-icon svg {
  width: 28px; height: 28px;
  color: var(--accent-red);
}
.servico-title {
  font-family: var(--font-sans); font-size: 1.05rem; font-weight: 800;
  color: var(--text-primary); margin-bottom: .6rem;
  letter-spacing: .02em;
}
.servico-card p {
  font-size: .88rem; color: var(--text-secondary); line-height: 1.65;
  margin-bottom: 1rem;
}
.servico-tag {
  display: inline-block;
  font-family: var(--font-sans); font-size: .65rem; font-weight: 700;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent-red);
  background: rgba(232,0,13,.08);
  padding: .25rem .75rem; border-radius: 99px;
  border: 1px solid rgba(232,0,13,.2);
}

/* ============================================================
   PORTFÓLIO
   ============================================================ */
.portfolio { background: var(--bg-surface); }
.portfolio-filter {
  display: flex; align-items: center; justify-content: center;
  gap: .5rem; flex-wrap: wrap;
  margin-bottom: 2.5rem;
}
.filter-btn {
  font-family: var(--font-sans); font-size: .78rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--text-secondary);
  padding: .5rem 1.2rem;
  border-radius: 99px;
  border: 1px solid var(--bg-border);
  background: transparent;
  transition: all var(--transition);
}
.filter-btn:hover { border-color: var(--accent-red); color: var(--accent-red); }
.filter-btn.active {
  background: var(--accent-red);
  border-color: var(--accent-red);
  color: #fff;
}
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.portfolio-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
  transition: transform var(--transition), opacity var(--transition);
}
.portfolio-item.hidden { display: none; }
.portfolio-img {
  width: 100%; height: 100%;
  position: relative;
  background-size: cover; background-position: center;
  transition: transform .5s cubic-bezier(.4,0,.2,1);
}
/* Placeholder gradients for portfolio images */
.portfolio-img--1 { background: linear-gradient(135deg, #1a0a0e 0%, #3d0010 40%, #0a0e1a 100%), url(''); background-blend-mode: overlay; }
.portfolio-img--2 { background: linear-gradient(135deg, #0a0e1a 0%, #001a3d 40%, #0a1a0e 100%); }
.portfolio-img--3 { background: linear-gradient(135deg, #1a100a 0%, #3d1500 40%, #1a0a0e 100%); }
.portfolio-img--4 { background: linear-gradient(135deg, #0d0a1a 0%, #1a003d 40%, #1a0a0e 100%); }
.portfolio-img--5 { background: linear-gradient(135deg, #0a1a0e 0%, #003d1a 40%, #0e0a1a 100%); }
.portfolio-img--6 { background: linear-gradient(135deg, #1a1a0a 0%, #3d3500 40%, #0a1a1a 100%); }

/* Add fake visual detail */
.portfolio-img::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 30% 40%, rgba(255,255,255,.12) 0%, transparent 50%),
    radial-gradient(circle at 70% 70%, rgba(232,0,13,.15) 0%, transparent 50%);
}
.portfolio-img--2::before, .portfolio-img--6::before {
  background:
    radial-gradient(circle at 30% 40%, rgba(255,255,255,.1) 0%, transparent 50%),
    radial-gradient(circle at 70% 60%, rgba(0,102,255,.15) 0%, transparent 50%);
}
/* Decorative "crowd/lights" dot pattern */
.portfolio-img::after {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,.4) 1px, transparent 1px);
  background-size: 18px 18px;
  opacity: .08;
}

.portfolio-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(0deg, rgba(8,10,13,.95) 0%, rgba(8,10,13,.3) 60%, transparent 100%);
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 1.5rem;
  opacity: 0; transition: opacity var(--transition);
}
.portfolio-item:hover .portfolio-img { transform: scale(1.05); }
.portfolio-item:hover .portfolio-overlay { opacity: 1; }
.portfolio-cat {
  font-family: var(--font-sans); font-size: .65rem; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent-red); margin-bottom: .4rem;
}
.portfolio-overlay h3 {
  font-family: var(--font-sans); font-size: 1rem; font-weight: 800;
  color: var(--text-primary); margin-bottom: .2rem;
}
.portfolio-overlay p {
  font-size: .8rem; color: var(--text-secondary);
}

/* ============================================================
   EQUIPAMENTOS
   ============================================================ */
.equipamentos { background: var(--bg-base); }
.equip-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.equip-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  transition: border-color var(--transition), transform var(--transition);
  position: relative; overflow: hidden;
}
.equip-card:hover {
  border-color: rgba(0,102,255,.35);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,.4), var(--shadow-glow-blue);
}
.equip-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--accent-blue), transparent);
  opacity: 0; transition: opacity var(--transition);
}
.equip-card:hover::before { opacity: 1; }
.equip-icon-wrap {
  width: 60px; height: 60px;
  background: rgba(0,102,255,.06);
  border: 1px solid rgba(0,102,255,.15);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem;
}
.equip-icon-wrap svg { width: 36px; height: 36px; color: var(--accent-blue); }
.equip-card h3 {
  font-family: var(--font-sans); font-size: 1.05rem; font-weight: 800;
  color: var(--text-primary); margin-bottom: .5rem;
}
.equip-card p {
  font-size: .85rem; color: var(--text-secondary); line-height: 1.6;
  margin-bottom: 1rem;
}
.equip-specs {
  display: flex; gap: .5rem; flex-wrap: wrap;
}
.equip-specs span {
  font-family: var(--font-sans); font-size: .65rem; font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--accent-blue);
  background: rgba(0,102,255,.08);
  border: 1px solid rgba(0,102,255,.2);
  padding: .2rem .7rem; border-radius: 99px;
}

/* ============================================================
   DIFERENCIAIS
   ============================================================ */
.diferenciais { background: var(--bg-surface); }
.dif-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.dif-item {
  position: relative;
  padding: 2rem;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--bg-border);
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition);
}
.dif-item:hover {
  border-color: rgba(232,0,13,.25);
  transform: translateY(-4px);
}
.dif-num {
  position: absolute; top: 1.5rem; right: 1.5rem;
  font-family: var(--font-display);
  font-size: 3.5rem;
  color: rgba(255,255,255,.04);
  line-height: 1; letter-spacing: .05em;
  user-select: none;
}
.dif-icon {
  width: 48px; height: 48px;
  background: rgba(232,0,13,.07);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1rem;
}
.dif-icon svg { width: 28px; height: 28px; color: var(--text-secondary); }
.dif-item h3 {
  font-family: var(--font-sans); font-size: .95rem; font-weight: 800;
  color: var(--text-primary); margin-bottom: .5rem;
  letter-spacing: .02em;
}
.dif-item p {
  font-size: .85rem; color: var(--text-secondary); line-height: 1.6;
}

/* ============================================================
   DEPOIMENTOS
   ============================================================ */
.depoimentos { background: var(--bg-base); }
.depoimentos-slider-wrap {
  max-width: 780px; margin-inline: auto;
  position: relative;
}
.depoimentos-slider {
  position: relative; min-height: 260px;
}
.depoimento-slide {
  display: none;
  background: var(--bg-card);
  border: 1px solid var(--bg-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 3rem;
  position: relative; overflow: hidden;
  animation: fadeSlide .5s ease;
}
.depoimento-slide.active { display: block; }
.depoimento-slide::before {
  content: '\201C';
  position: absolute; top: .5rem; left: 2rem;
  font-family: var(--font-display);
  font-size: 8rem; line-height: 1;
  color: var(--accent-red); opacity: .12;
}
@keyframes fadeSlide {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}
.dep-stars {
  color: #FFB800; font-size: 1.1rem;
  letter-spacing: .1em; margin-bottom: 1rem;
}
.dep-text {
  font-size: 1.05rem; color: var(--text-secondary);
  line-height: 1.75; margin-bottom: 1.5rem;
  font-style: italic;
}
.dep-author {
  display: flex; align-items: center; gap: .9rem;
}
.dep-avatar {
  width: 42px; height: 42px;
  background: var(--accent-red);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-sans); font-size: .75rem; font-weight: 800;
  color: #fff; flex-shrink: 0;
}
.dep-author strong {
  display: block;
  font-family: var(--font-sans); font-size: .9rem; font-weight: 800;
  color: var(--text-primary);
}
.dep-author span {
  font-size: .78rem; color: var(--text-muted);
}
.slider-controls {
  display: flex; align-items: center; justify-content: center;
  gap: 1rem; margin-top: 1.75rem;
}
.slider-btn {
  width: 40px; height: 40px;
  border: 1px solid var(--bg-border);
  border-radius: 50%;
  background: var(--bg-card);
  color: var(--text-secondary);
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
}
.slider-btn:hover { border-color: var(--accent-red); color: var(--accent-red); }
.slider-btn svg { width: 18px; height: 18px; }
.slider-dots { display: flex; gap: .5rem; }
.slider-dot {
  width: 8px; height: 8px; border-radius: 4px;
  background: var(--bg-border);
  border: none;
  transition: width var(--transition), background var(--transition);
}
.slider-dot.active { width: 24px; background: var(--accent-red); }

/* ============================================================
   ATENDIMENTO
   ============================================================ */
.atendimento { background: var(--bg-surface); }
.atend-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 6rem); align-items: center;
}
.atend-content .section-label { display: block; margin-bottom: .75rem; }
.atend-content .section-title { text-align: left; margin-bottom: 1.5rem; }
.cidades-list {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: .6rem 1rem; margin-top: 1.5rem;
}
.cidades-list li {
  display: flex; align-items: center; gap: .55rem;
  font-size: .88rem; color: var(--text-secondary);
  font-family: var(--font-sans);
}
.cidade-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent-red); flex-shrink: 0;
}
/* Map visual */
.atend-map-wrap { }
.atend-map {
  aspect-ratio: 1;
  max-width: 400px; margin-inline: auto;
  background: var(--bg-card);
  border: 1px solid var(--bg-border);
  border-radius: var(--radius-xl);
  position: relative; overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.map-grid-overlay {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(30,37,53,.6) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30,37,53,.6) 1px, transparent 1px);
  background-size: 40px 40px;
}
.map-pulse {
  position: relative; z-index: 2;
  width: 60px; height: 60px;
  display: flex; align-items: center; justify-content: center;
}
.pulse-dot {
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--accent-red);
  box-shadow: 0 0 12px var(--accent-red);
  position: relative; z-index: 2;
}
.pulse-ring {
  position: absolute; inset: 0; border-radius: 50%;
  border: 2px solid var(--accent-red);
  animation: pulse 2s ease-out infinite;
}
@keyframes pulse {
  0%   { transform: scale(1); opacity: .8; }
  100% { transform: scale(4); opacity: 0; }
}
.map-label {
  position: absolute; bottom: 1.5rem; left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-sans); font-size: .7rem; font-weight: 700;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--text-muted);
  white-space: nowrap; z-index: 2;
}

/* ============================================================
   FAQ
   ============================================================ */
.faq { background: var(--bg-base); }
.faq-list {
  max-width: 780px; margin-inline: auto;
  display: flex; flex-direction: column; gap: .75rem;
}
.faq-item {
  border: 1px solid var(--bg-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-card);
  transition: border-color var(--transition);
}
.faq-item:has(.faq-answer:not([hidden])) { border-color: rgba(232,0,13,.3); }
.faq-question {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem;
  text-align: left;
  padding: 1.25rem 1.5rem;
  font-family: var(--font-sans); font-size: .95rem; font-weight: 700;
  color: var(--text-primary);
  transition: color var(--transition);
}
.faq-question:hover { color: var(--accent-red); }
.faq-icon {
  width: 20px; height: 20px; flex-shrink: 0;
  color: var(--text-muted);
  transition: transform var(--transition), color var(--transition);
}
.faq-question[aria-expanded="true"] .faq-icon {
  transform: rotate(180deg); color: var(--accent-red);
}
.faq-answer {
  padding: 0 1.5rem 1.25rem;
}
.faq-answer p {
  font-size: .9rem; color: var(--text-secondary); line-height: 1.7;
  border-top: 1px solid var(--bg-border); padding-top: 1rem;
}

/* ============================================================
   CTA SECTION
   ============================================================ */
.cta-section {
  background: var(--bg-surface);
  text-align: center;
  position: relative; overflow: hidden;
}
.cta-bg {
  position: absolute; inset: 0; pointer-events: none;
}
.cta-glow {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 600px; height: 600px; border-radius: 50%;
  background: var(--accent-red-glow);
  filter: blur(100px);
  opacity: .6;
}
.cta-lines {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(30,37,53,.35) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30,37,53,.35) 1px, transparent 1px);
  background-size: 50px 50px;
}
.cta-content { position: relative; z-index: 2; }
.cta-badge { margin-bottom: 1.5rem; }
.cta-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 6rem);
  letter-spacing: .04em; text-transform: uppercase;
  line-height: .98; margin-bottom: 1.5rem;
}
.cta-sub {
  font-size: 1.05rem; color: var(--text-secondary);
  margin-bottom: 2.5rem; line-height: 1.7;
}
.cta-actions {
  display: flex; align-items: center; justify-content: center;
  gap: 1rem; flex-wrap: wrap;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--bg-border);
  padding-block: 4rem 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-brand p {
  font-size: .88rem; color: var(--text-secondary);
  line-height: 1.7; margin-block: 1rem 1.5rem;
  max-width: 280px;
}
.footer-logo {
  margin-bottom: .5rem;
  display: inline-flex;
}
.social-links { display: flex; gap: .65rem; }
.social-link {
  width: 38px; height: 38px;
  border: 1px solid var(--bg-border);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted);
  transition: all var(--transition);
}
.social-link:hover { border-color: var(--accent-red); color: var(--accent-red); }
.social-link svg { width: 18px; height: 18px; }
.footer-links-col h4, .footer-contact-col h4 {
  font-family: var(--font-sans); font-size: .75rem; font-weight: 800;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--text-primary); margin-bottom: 1.25rem;
}
.footer-links-col ul li + li { margin-top: .6rem; }
.footer-links-col a {
  font-size: .87rem; color: var(--text-secondary);
  transition: color var(--transition);
}
.footer-links-col a:hover { color: var(--accent-red); }
.footer-contact-list { display: flex; flex-direction: column; gap: .85rem; }
.footer-contact-list li {
  display: flex; align-items: flex-start; gap: .6rem;
  font-size: .85rem; color: var(--text-secondary);
}
.footer-contact-list svg { width: 17px; height: 17px; flex-shrink: 0; margin-top: 2px; color: var(--accent-red); }
.footer-contact-list a { color: var(--text-secondary); transition: color var(--transition); }
.footer-contact-list a:hover { color: var(--accent-red); }
.footer-bottom {
  border-top: 1px solid var(--bg-border);
  padding-top: 1.5rem;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; flex-wrap: wrap;
}
.footer-bottom p {
  font-size: .82rem; color: var(--text-muted);
  font-family: var(--font-sans);
}
.footer-channels {
  display: flex; align-items: center; gap: .5rem;
  font-family: var(--font-sans); font-size: .75rem; font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--text-muted);
}
.channel-l { color: var(--accent-red); font-weight: 800; }
.channel-r { color: var(--accent-blue); font-weight: 800; }
.footer-dot { color: var(--text-muted); }

/* ============================================================
   RESPONSIVE — TABLET (≤ 1024px)
   ============================================================ */
@media (max-width: 1024px) {
  .servicos-grid    { grid-template-columns: repeat(2, 1fr); }
  .servico-card--wide { grid-column: span 2; }
  .equip-grid       { grid-template-columns: repeat(2, 1fr); }
  .dif-grid         { grid-template-columns: repeat(2, 1fr); }
  .footer-grid      { grid-template-columns: 1fr 1fr; }
  .mvv-grid         { grid-template-columns: 1fr; }
  .sobre-grid       { grid-template-columns: 1fr; }
  .sobre-visual     { max-width: 340px; margin-inline: auto; }
  .sobre-content .section-title { text-align: center; }
  .sobre-content .section-label { text-align: center; }
  .atend-grid       { grid-template-columns: 1fr; }
  .atend-content .section-title { text-align: center; }
  .atend-content .section-label { text-align: center; }
  .atend-content .sobre-text    { text-align: center; }
  .cidades-list     { margin-inline: auto; max-width: 400px; }
  .portfolio-grid   { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================================
   RESPONSIVE — MOBILE (≤ 768px)
   ============================================================ */
@media (max-width: 768px) {
  :root { --nav-h: 64px; }

  .menu-toggle { display: flex; }
  .nav-links {
    position: fixed; top: var(--nav-h); left: 0; right: 0;
    background: rgba(8,10,13,.97);
    backdrop-filter: blur(20px);
    flex-direction: column; align-items: flex-start;
    gap: 0; padding: 1rem 1.5rem 2rem;
    border-bottom: 1px solid var(--bg-border);
    transform: translateY(-110%);
    transition: transform .4s cubic-bezier(.4,0,.2,1);
    z-index: 899;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-link {
    display: block; width: 100%;
    padding: .9rem .5rem;
    border-bottom: 1px solid var(--bg-border);
    font-size: .9rem;
  }
  .nav-cta { margin: 1rem 0 0; width: 100%; text-align: center; padding: .85rem; }

  .hero { padding-top: calc(var(--nav-h) + 2.5rem); padding-bottom: 5rem; }
  .hero-title { font-size: clamp(2.6rem, 13vw, 4rem); }
  .hero-stats { flex-direction: column; gap: 0; padding: 1.25rem; }
  .stat { padding: 1rem; }
  .stat-divider { width: 80%; height: 1px; }
  .br-desktop { display: none; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .btn-primary, .btn-ghost { justify-content: center; }

  .servicos-grid     { grid-template-columns: 1fr; }
  .servico-card--wide { grid-column: span 1; }
  .equip-grid        { grid-template-columns: 1fr; }
  .dif-grid          { grid-template-columns: 1fr; }
  .portfolio-grid    { grid-template-columns: 1fr; }
  .footer-grid       { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom     { flex-direction: column; text-align: center; }

  .depoimento-slide { padding: 2rem 1.5rem; }
  .mvv-grid { grid-template-columns: 1fr; }
  .cidades-list { grid-template-columns: 1fr; }

  .section-title { font-size: clamp(2.2rem, 9vw, 3.5rem); }
}

@media (max-width: 480px) {
  .hero-title { font-size: clamp(2.4rem, 14vw, 3rem); }
  .cta-title  { font-size: clamp(2.5rem, 12vw, 3.5rem); }
  .portfolio-filter { gap: .35rem; }
  .filter-btn { font-size: .7rem; padding: .4rem .85rem; }
}