/* ===================================================================
   FONTES ENERGIA — Landing Page
   Design System: Roboto + Poppins | Laranja #F68E1D · Azul #007CC2 · Dark
   =================================================================== */

:root {
  /* Cores da marca */
  --orange: #F68E1D;
  --orange-600: #e07d0f;
  --orange-glow: rgba(246, 142, 29, 0.35);
  --blue: #007CC2;
  --blue-dark: #005b8f;
  --blue-on-light: #006DAB; /* azul AA (4.9:1) para eyebrows sobre fundo claro */
  --green: #37a93c;

  --ink: #1a1a1a;
  --ink-800: #232323;
  --ink-700: #2b2b2b;
  --ink-600: #333638;
  --gray: #828282;
  --gray-300: #c9ccce;
  --gray-100: #eef1f3;
  --paper: #f6f8f9;
  --white: #ffffff;

  --bg: #14171a;
  --surface: #1c2024;
  --surface-2: #23282d;
  --border: rgba(255, 255, 255, 0.09);
  --border-strong: rgba(255, 255, 255, 0.16);

  --text: #eef1f3;
  --text-dim: #a9b0b6;
  --text-mute: #6d757c;

  /* Tipografia */
  --font-body: 'Roboto', -apple-system, sans-serif;
  --font-display: 'Poppins', 'Roboto', sans-serif;

  /* Layout */
  --maxw: 1240px;
  --gutter: clamp(20px, 5vw, 64px);
  --radius: 14px;
  --radius-lg: 22px;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.18);
  --shadow: 0 18px 50px -20px rgba(0, 0, 0, 0.55);
  --shadow-orange: 0 16px 40px -12px var(--orange-glow);
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

/* ---------- Layout helpers ---------- */
.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section { position: relative; padding-block: clamp(64px, 9vw, 120px); }
.section--tight { padding-block: clamp(48px, 6vw, 80px); }
.eyebrow {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--orange);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before { content: ''; width: 26px; height: 2px; background: var(--orange); display: inline-block; }
.eyebrow--blue { color: var(--blue); }
.eyebrow--blue::before { background: var(--blue); }
.section-title {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-size: clamp(1.9rem, 4vw, 3rem);
  margin-top: 18px;
}
.section-lead { color: var(--text-dim); font-size: 1.06rem; max-width: 58ch; margin-top: 16px; }
.text-orange { color: var(--orange); }
.text-blue { color: var(--blue); }

/* ---------- Buttons ---------- */
.btn {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.98rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 30px;
  border-radius: 100px;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background .3s var(--ease);
  position: relative;
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; }
.btn--primary {
  background: linear-gradient(135deg, var(--orange), var(--orange-600));
  color: #1a1200;
  box-shadow: var(--shadow-orange);
}
.btn--primary:hover { transform: translateY(-3px); box-shadow: 0 22px 48px -12px var(--orange-glow); }
.btn--ghost { border: 1.5px solid var(--border-strong); color: var(--text); }
.btn--ghost:hover { border-color: var(--orange); color: var(--orange); transform: translateY(-3px); }
.btn--block { width: 100%; }
.btn .arrow { transition: transform .3s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

/* ---------- Header ---------- */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  padding-block: 20px;
  transition: padding .35s var(--ease), background .35s var(--ease), border-color .35s var(--ease), backdrop-filter .35s;
  border-bottom: 1px solid transparent;
}
.header.scrolled {
  padding-block: 12px;
  background: rgba(16, 19, 22, 0.82);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: var(--border);
}
.header__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.header__logo img { height: 54px; transition: height .35s var(--ease); }
.header.scrolled .header__logo img { height: 44px; }
.header__nav { display: flex; gap: 30px; align-items: center; }
.header__nav a {
  font-family: var(--font-display); font-weight: 500; font-size: 0.92rem; color: var(--text-dim);
  position: relative; padding-block: 4px; transition: color .25s;
}
.header__nav a::after {
  content: ''; position: absolute; left: 0; bottom: 0; height: 2px; width: 0; background: var(--orange); transition: width .3s var(--ease);
}
.header__nav a:hover { color: var(--text); }
.header__nav a:hover::after { width: 100%; }
.header__cta { display: flex; align-items: center; gap: 14px; }
.header .btn { padding: 11px 22px; font-size: 0.9rem; }
.header__burger { display: none; width: 44px; height: 44px; flex-direction: column; gap: 5px; align-items: center; justify-content: center; border-radius: 10px; border: 1px solid var(--border-strong); }
.header__burger span { width: 20px; height: 2px; background: var(--text); transition: .3s var(--ease); }

/* ---------- Hero ---------- */
.hero { position: relative; min-height: 100svh; display: flex; align-items: center; overflow: hidden; }
.hero__video, .hero__poster {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0;
}
.hero__overlay {
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(105deg, rgba(11,13,15,0.76) 0%, rgba(11,13,15,0.58) 44%, rgba(11,13,15,0.20) 100%),
    linear-gradient(0deg, rgba(11,13,15,0.72) 0%, rgba(11,13,15,0) 46%),
    radial-gradient(120% 90% at 15% 40%, rgba(0,124,194,0.14), transparent 60%);
}
.hero__grid {
  position: absolute; inset: 0; z-index: 1; opacity: .5;
  background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(circle at 30% 40%, #000 0%, transparent 70%);
}
.hero__inner { position: relative; z-index: 2; padding-top: 96px; padding-bottom: 40px; width: 100%; }
.hero__badge {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 16px; border-radius: 100px;
  border: 1px solid var(--border-strong); background: rgba(255,255,255,0.04);
  font-family: var(--font-display); font-size: 0.8rem; font-weight: 500; letter-spacing: .04em; color: var(--text-dim);
  backdrop-filter: blur(6px);
}
.hero__badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 0 rgba(55,169,60,.6); animation: pulse 2.4s infinite; }
@keyframes pulse { 0%{box-shadow:0 0 0 0 rgba(55,169,60,.55);} 70%{box-shadow:0 0 0 10px rgba(55,169,60,0);} 100%{box-shadow:0 0 0 0 rgba(55,169,60,0);} }
.hero h1 {
  font-family: var(--font-display); font-weight: 700; letter-spacing: -0.03em; line-height: 1.03;
  font-size: clamp(2.6rem, 6.2vw, 5rem); margin-top: 26px; max-width: 17ch;
}
.hero h1 .hl { color: var(--orange); position: relative; white-space: nowrap; }
.hero h1 .hl::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: 0.06em; height: 0.14em; background: var(--orange); opacity: .28; border-radius: 4px;
}
.hero__sub { margin-top: 26px; font-size: clamp(1.05rem, 1.6vw, 1.28rem); color: var(--text-dim); max-width: 54ch; }
.hero__actions { margin-top: 38px; display: flex; flex-wrap: wrap; gap: 16px; align-items: center; }
.hero__trust { margin-top: 44px; display: flex; flex-wrap: wrap; gap: 28px 40px; align-items: center; }
.hero__trust-item { display: flex; align-items: baseline; gap: 10px; }
.hero__trust-num { font-family: var(--font-display); font-weight: 700; font-size: 1.7rem; color: var(--white); letter-spacing: -0.02em; }
.hero__trust-label { font-size: 0.82rem; color: var(--text-mute); max-width: 12ch; line-height: 1.25; }
.hero__scroll {
  position: absolute; left: 50%; bottom: 26px; transform: translateX(-50%); z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: 8px; color: var(--text-mute);
  font-family: var(--font-display); font-size: .72rem; letter-spacing: .2em; text-transform: uppercase;
}
.hero__scroll .mouse { width: 22px; height: 34px; border: 2px solid var(--border-strong); border-radius: 12px; position: relative; }
.hero__scroll .mouse::after { content:''; position:absolute; left:50%; top:7px; width:3px; height:7px; border-radius:3px; background:var(--orange); transform:translateX(-50%); animation: scrolldot 1.8s infinite; }
@keyframes scrolldot { 0%{opacity:0;transform:translate(-50%,0);} 40%{opacity:1;} 80%{opacity:0;transform:translate(-50%,10px);} }

/* ---------- Marquee (client logos) ---------- */
.marquee-band { background: linear-gradient(180deg, #f8f5f0, #f2ede4); border-block: 1px solid rgba(20,24,28,0.07); padding-block: clamp(56px, 7vw, 88px) clamp(48px, 6vw, 72px); }
.marquee-band__head { text-align: center; margin-bottom: clamp(48px, 6vw, 68px); }
.marquee-band__head .eyebrow { color: var(--blue-on-light); justify-content: center; }
.marquee-band__head .eyebrow::before { background: var(--blue-on-light); }
.marquee-band__head .section-title { color: #1e2124; margin-top: 14px; max-width: 24ch; margin-inline: auto; }
.marquee { display: flex; 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; gap: 60px; padding-right: 60px; align-items: center; flex-shrink: 0; animation: marquee 38s linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-100%); } }
.marquee__track img { height: 44px; width: auto; object-fit: contain; opacity: 1; transition: transform .4s var(--ease); will-change: transform; }
.marquee__track img:hover { transform: scale(1.14) translateY(-3px); }

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.stat {
  position: relative; padding: 34px 28px; border-radius: var(--radius-lg);
  background: linear-gradient(160deg, var(--surface-2), var(--surface));
  border: 1px solid var(--border); overflow: hidden;
  transition: transform .4s var(--ease), border-color .4s, box-shadow .4s;
}
.stat::before { content:''; position:absolute; inset:0 auto 0 0; width:3px; background:linear-gradient(var(--blue),transparent); transform: scaleY(.5); transform-origin: top; transition: transform .45s var(--ease); }
.stat:hover { transform: translateY(-6px); border-color: var(--blue); }
.stat:hover::before { transform: scaleY(1); }
.stat__num { font-family: var(--font-display); font-weight: 700; font-size: clamp(2.2rem, 4vw, 3.2rem); letter-spacing: -0.03em; line-height: 1; }
.stat__num .plus { color: var(--blue); }
.stat__label { margin-top: 12px; color: var(--text-dim); font-size: .95rem; }

/* ---------- About (split) ---------- */
.about { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.about__media { position: relative; border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 4/3.4; border: 1px solid var(--border); }
.about__media img { width:100%; height:100%; object-fit: cover; }
.about__media::after { content:''; position:absolute; inset:0; background: linear-gradient(200deg, transparent 55%, rgba(246,142,29,.14)); }
.about__badge {
  position: absolute; left: 22px; bottom: 22px; z-index: 2;
  background: rgba(16,19,22,.72); backdrop-filter: blur(10px); border: 1px solid var(--border-strong);
  border-radius: 14px; padding: 16px 20px; display: flex; align-items: center; gap: 14px;
}
.about__badge b { font-family: var(--font-display); font-size: 1.4rem; color: var(--orange); }
.about__badge span { font-size: .82rem; color: var(--text-dim); max-width: 15ch; }
.about p { color: var(--text-dim); margin-top: 20px; font-size: 1.05rem; }
.about p strong { color: var(--text); font-weight: 600; }

/* ---------- Sectors (niches) ---------- */
.sectors-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 52px; }
.sector {
  position: relative; padding: 26px 24px; border-radius: var(--radius); overflow: hidden;
  background: var(--surface); border: 1px solid var(--border);
  transition: transform .4s var(--ease), border-color .4s, background .4s;
}
.sector::after {
  content:''; position:absolute; inset:auto 0 0 0; height: 2px; background: var(--orange);
  transform: scaleX(0); transform-origin: left; transition: transform .45s var(--ease);
}
.sector:hover { transform: translateY(-6px); border-color: var(--border-strong); background: var(--surface-2); }
.sector:hover::after { transform: scaleX(1); }
.sector__icon {
  width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 18px;
  background: rgba(246,142,29,.12); color: var(--orange); border: 1px solid rgba(246,142,29,.22);
  transition: background .3s, transform .3s;
}
.sector:hover .sector__icon { transform: scale(1.06) rotate(-4deg); }
.sector__icon svg { width: 24px; height: 24px; }
.sector h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.12rem; }
.sector p { color: var(--text-dim); font-size: .9rem; margin-top: 6px; }

/* ---------- Process timeline ---------- */
.process { background: var(--surface); border-block: 1px solid var(--border); }
.process__steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px; position: relative; }
.process__line { position: absolute; top: 34px; left: 8%; right: 8%; height: 3px; border-radius: 3px; background: linear-gradient(90deg, transparent, var(--border-strong), transparent); z-index: 0; }
.process__line::before { content:''; position:absolute; inset:0; width: var(--progress,0%); border-radius: 3px; background: linear-gradient(90deg, var(--blue), var(--orange)); box-shadow: 0 0 14px rgba(246,142,29,.35); transition: width 1.6s var(--ease); }
/* dot que percorre a linha ligando uma etapa à outra */
.process__line::after {
  content:''; position:absolute; top:50%; left: var(--progress,0%);
  width: 14px; height: 14px; border-radius:50%; background: var(--orange);
  transform: translate(-50%,-50%);
  box-shadow: 0 0 0 5px rgba(246,142,29,.18), 0 0 16px 3px rgba(246,142,29,.6);
  opacity: 0; transition: left 1.6s var(--ease), opacity .5s;
}
.process__line.is-active::after { opacity: 1; }
.pstep { position: relative; z-index: 1; text-align: center; padding-inline: 12px; }
.pstep__num {
  width: 68px; height: 68px; margin: 0 auto 22px; border-radius: 50%; display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 700; font-size: 1.5rem;
  background: var(--bg); border: 2px solid var(--border-strong); color: var(--blue);
  transition: border-color .4s, box-shadow .4s, transform .4s, color .4s;
}
.pstep.is-active .pstep__num { border-color: var(--blue); box-shadow: 0 0 0 6px rgba(0,124,194,.14); transform: scale(1.05); }
.pstep:hover .pstep__num { border-color: var(--orange); color: var(--orange); transform: scale(1.1) translateY(-5px); box-shadow: 0 0 0 6px rgba(246,142,29,.16), 0 14px 26px -12px rgba(246,142,29,.5); }
.pstep h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.2rem; }
.pstep p { color: var(--text-dim); font-size: .95rem; margin-top: 10px; }

/* ---------- Services ---------- */
.services-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; margin-top: 52px; }
.service {
  grid-column: span 2; position: relative; padding: 32px 28px; border-radius: var(--radius-lg);
  background: var(--surface); border: 1px solid var(--border); overflow: hidden;
  transition: transform .4s var(--ease), border-color .4s;
}
.service:nth-child(4) { grid-column: span 3; }
.service:nth-child(5) { grid-column: span 3; }
.service::after {
  content:''; position:absolute; inset:auto 0 0 0; height: 2px; background: var(--orange);
  transform: scaleX(0); transform-origin: left; transition: transform .45s var(--ease);
}
.service:hover { transform: translateY(-6px); border-color: var(--border-strong); }
.service:hover::after { transform: scaleX(1); }
.service__glow { position: absolute; top:-40%; right:-20%; width: 260px; height: 260px; background: radial-gradient(circle, var(--orange-glow), transparent 68%); opacity: 0; transition: opacity .5s; pointer-events: none; }
.service:hover .service__glow { opacity: .7; }
.service__icon { width: 52px; height: 52px; border-radius: 13px; display: grid; place-items: center; background: var(--surface-2); border: 1px solid var(--border); color: var(--orange); margin-bottom: 20px; transition: background .3s, border-color .3s, transform .3s; }
.service:hover .service__icon { transform: scale(1.06) rotate(-4deg); background: rgba(246,142,29,.12); border-color: rgba(246,142,29,.22); }
.service__icon svg { width: 26px; height: 26px; }
.service h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.24rem; }
.service p { color: var(--text-dim); font-size: .96rem; margin-top: 10px; }
.service__tag { position: absolute; top: 26px; right: 26px; font-family: var(--font-display); font-size: .72rem; font-weight: 600; letter-spacing: .06em; color: var(--green); background: rgba(55,169,60,.12); border: 1px solid rgba(55,169,60,.25); padding: 5px 11px; border-radius: 100px; }

/* ---------- CTA band ---------- */
.cta-band { position: relative; overflow: hidden; border-radius: var(--radius-lg); padding: clamp(40px,6vw,64px); background: linear-gradient(120deg, var(--ink-800), var(--ink-700)); border: 1px solid var(--border); }
.cta-band::before { content:''; position:absolute; inset:0; background-image: url('../assets/img/bg-circulos-laranja.jpg'); background-size: cover; opacity: .16; mix-blend-mode: screen; }
.cta-band__inner { position: relative; z-index: 1; display: flex; flex-wrap: wrap; gap: 28px; align-items: center; justify-content: space-between; }
.cta-band h2 { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.5rem, 3vw, 2.2rem); line-height: 1.12; max-width: 20ch; letter-spacing: -0.02em; }

/* ---------- Maintenance plans ---------- */
.plans { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px,5vw,64px); align-items: center; }
.plans__media { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); aspect-ratio: 5/4; }
.plans__media img { width:100%; height:100%; object-fit: cover; }
.benefits { display: grid; gap: 14px; margin-top: 30px; }
.benefit { display: flex; gap: 16px; align-items: flex-start; padding: 16px 18px; border-radius: 12px; background: var(--surface); border: 1px solid var(--border); transition: transform .3s, border-color .3s; }
.benefit:hover { transform: translateX(6px); border-color: var(--orange); }
.benefit__check { flex-shrink: 0; width: 26px; height: 26px; border-radius: 50%; background: rgba(246,142,29,.14); color: var(--orange); display: grid; place-items: center; }
.benefit__check svg { width: 15px; height: 15px; }
.benefit b { font-family: var(--font-display); font-weight: 600; }

/* ---------- Equipment tabs + gallery ---------- */
.equip__tabs { display: inline-flex; gap: 6px; padding: 6px; border-radius: 100px; background: var(--surface); border: 1px solid var(--border); margin-top: 40px; }
.equip__tab { font-family: var(--font-display); font-weight: 600; font-size: .9rem; padding: 11px 24px; border-radius: 100px; color: var(--text-dim); transition: color .3s, background .3s; }
.equip__tab.is-active { background: var(--orange); color: #1a1200; }
.equip__panel { display: none; margin-top: 36px; }
.equip__panel.is-active { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px,4vw,56px); align-items: center; animation: fadeUp .5s var(--ease); }
.equip__copy h3 { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.4rem,2.4vw,2rem); }
.equip__copy p { color: var(--text-dim); margin-top: 16px; }
.equip__specs { display: flex; gap: 26px; margin-top: 26px; }
.equip__spec b { font-family: var(--font-display); font-size: 1.5rem; color: var(--orange); display: block; }
.equip__spec span { font-size: .82rem; color: var(--text-mute); }
/* Equipment image as a light "product stage" — cutouts on white read as intentional */
.equip__img {
  position: relative; border-radius: var(--radius-lg); overflow: hidden; cursor: pointer;
  display: block; width: 100%; padding: 0; aspect-ratio: 4 / 3.15;
  background: radial-gradient(120% 100% at 50% 8%, #ffffff 0%, #eef1f3 66%, #e2e7ea 100%);
  border: 1px solid var(--border-strong);
  box-shadow: 0 30px 60px -34px rgba(0,0,0,.7), inset 0 1px 0 rgba(255,255,255,.7);
}
.equip__img::before { content:''; position:absolute; inset:0; z-index:0; background: radial-gradient(80% 62% at 50% 34%, rgba(0,124,194,.10), transparent 72%); }
.equip__img::after { content:''; position:absolute; left:16%; right:16%; bottom:8%; height: 20px; z-index:0; border-radius: 50%; background: radial-gradient(closest-side, rgba(20,24,28,.30), transparent 78%); filter: blur(4px); transition: transform .5s var(--ease), opacity .5s; }
.equip__img img { position: relative; z-index:1; width:100%; height:100%; object-fit: contain; padding: clamp(24px,5%,46px) clamp(24px,5%,46px) clamp(34px,8%,58px); transition: transform .6s var(--ease); }
.equip__img:hover img { transform: translateY(-5px) scale(1.03); }
.equip__img:hover::after { transform: scaleX(1.08); opacity: .8; }
.equip__img:focus-visible { outline: 3px solid var(--orange); outline-offset: 3px; }
.equip__badge {
  position: absolute; top: 16px; right: 16px; z-index: 2;
  display: inline-flex; align-items: center; gap: 8px; padding: 9px 15px; border-radius: 100px;
  background: rgba(20,24,28,.82); backdrop-filter: blur(8px); border: 1px solid rgba(255,255,255,.14);
  font-family: var(--font-display); font-weight: 600; font-size: .8rem; color: #fff;
  opacity: .95; transition: transform .35s var(--ease), background .3s, color .3s;
}
.equip__img:hover .equip__badge { transform: scale(1.04); background: var(--orange); color: #1a1200; }
.equip__badge svg { width: 16px; height: 16px; }

/* Manufacturer brands — light card inside the dark equipment section */
.fab-brands { margin-top: clamp(48px, 6vw, 72px); background: #f8f5f0; border: 1px solid rgba(20,24,28,.08); border-radius: var(--radius-lg); padding: clamp(28px, 4vw, 44px); box-shadow: 0 26px 60px -34px rgba(0,0,0,.6); }
.fab-brands__head { text-align: center; margin-bottom: 30px; }
.fab-brands__eyebrow { font-family: var(--font-display); font-weight: 600; font-size: .74rem; letter-spacing: .2em; text-transform: uppercase; color: var(--blue); }
.fab-brands__title { font-family: var(--font-display); font-weight: 600; font-size: clamp(1.15rem, 2vw, 1.5rem); color: #1e2124; margin-top: 8px; letter-spacing: -0.01em; }
.fab-brands__grid { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 18px 38px; }
.fab-brands__logo { flex: 0 0 auto; display: grid; place-items: center; padding: 10px 6px; }
.fab-brands__logo img { max-height: 48px; width: auto; max-width: 150px; object-fit: contain; opacity: 1; mix-blend-mode: multiply; transition: transform .4s var(--ease); will-change: transform; }
.fab-brands__logo:hover img { transform: scale(1.14) translateY(-3px); }
.fab-brands__seals { display: flex; justify-content: center; align-items: center; gap: 34px; margin-top: 30px; padding-top: 28px; border-top: 1px solid rgba(20,24,28,.08); }
.fab-brands__seals img { height: clamp(78px, 9vw, 104px); width: auto; object-fit: contain; transition: transform .4s var(--ease); }
.fab-brands__seals img:hover { transform: scale(1.06); }

.gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 48px; }
.gallery__item { position: relative; border-radius: var(--radius); overflow: hidden; aspect-ratio: 1; border: 1px solid var(--border); cursor: pointer; background: var(--surface); }
.gallery__item img { width:100%; height:100%; object-fit: cover; transition: transform .6s var(--ease); }
.gallery__item:hover img { transform: scale(1.08); }
.gallery__item::after { content:''; position:absolute; inset:0; background: linear-gradient(0deg, rgba(11,13,15,.6), transparent 55%); opacity: 0; transition: opacity .3s; }
.gallery__item:hover::after { opacity: 1; }
.gallery__zoom { position: absolute; right: 12px; bottom: 12px; z-index: 2; width: 34px; height: 34px; border-radius: 50%; background: rgba(246,142,29,.9); color:#1a1200; display: grid; place-items: center; opacity: 0; transform: translateY(6px); transition: .3s; }
.gallery__item:hover .gallery__zoom { opacity: 1; transform: none; }
.gallery__ph { display: grid; place-items: center; color: var(--text-mute); font-family: var(--font-display); font-size: .78rem; text-align:center; gap: 8px; padding: 12px; }
.gallery__ph svg { width: 28px; height: 28px; opacity: .5; }

/* ---------- Batteries / EcoPower ---------- */
.batteries { background: linear-gradient(180deg, var(--surface), var(--bg)); border-top: 1px solid var(--border); }
.batteries__head { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(28px,5vw,64px); align-items: start; }
.batteries__intro .section-lead { margin-top: 6px; }
/* Banner das baterias — protagonista full-width, moldura forte que "salta" */
.batteries__banner {
  margin-top: clamp(36px, 5vw, 60px);
  border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--border-strong);
  box-shadow:
    0 34px 80px -30px rgba(0,0,0,.55),
    0 16px 46px -20px rgba(246,142,29,.34),
    inset 0 1px 0 rgba(255,255,255,.4);
  transition: transform .5s var(--ease), box-shadow .5s var(--ease);
}
.batteries__banner img { width: 100%; height: auto; display: block; }
.batteries__banner:hover {
  transform: translateY(-5px);
  box-shadow:
    0 44px 90px -28px rgba(0,0,0,.6),
    0 22px 60px -18px rgba(246,142,29,.46),
    inset 0 1px 0 rgba(255,255,255,.4);
}
.batteries__partners { display: flex; align-items: center; gap: 20px; margin-top: 24px; flex-wrap: wrap; }
.batteries__partners img { height: 34px; filter: brightness(0) invert(1); opacity: .8; }
.eco-cards { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; margin-top: 40px; }
.eco-card { position: relative; padding: 26px 24px; border-radius: var(--radius); background: var(--surface-2); border: 1px solid var(--border); overflow: hidden; transition: transform .4s var(--ease), border-color .4s, box-shadow .4s; }
.eco-card::before { content:''; position:absolute; inset:0 auto 0 0; width:3px; background: var(--green); transform: scaleY(.4); transform-origin: top; transition: transform .45s var(--ease); }
.eco-card:hover { transform: translateY(-6px); border-color: rgba(55,169,60,.42); }
.eco-card:hover::before { transform: scaleY(1); }
.eco-card__icon { width: 46px; height: 46px; border-radius: 12px; background: rgba(55,169,60,.14); border:1px solid rgba(55,169,60,.28); color: var(--green); display: grid; place-items: center; margin-bottom: 16px; transition: transform .3s; }
.eco-card:hover .eco-card__icon { transform: scale(1.08) rotate(-4deg); }
.eco-card__icon svg { width: 24px; height:24px; }
.eco-card h4 { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; }
.eco-card p { color: var(--text-dim); font-size: .9rem; margin-top: 8px; }
.eco-seal { display: inline-flex; align-items: center; gap: 12px; margin-top: 34px; padding: 12px 20px; border-radius: 100px; background: rgba(55,169,60,.1); border: 1px solid rgba(55,169,60,.3); }
.eco-seal svg { width: 22px; height: 22px; color: var(--green); }
.eco-seal span { font-family: var(--font-display); font-weight: 500; font-size: .9rem; color: var(--text); }

/* ---------- Testimonials ---------- */
.testimonials { background: var(--surface); border-block: 1px solid var(--border); overflow: hidden; }
.tcarousel { margin-top: 48px; position: relative; }
.tcarousel__track { display: flex; gap: 22px; transition: transform .6s var(--ease); cursor: grab; touch-action: pan-y; }
.tcarousel__track.is-grabbing { cursor: grabbing; }
.tcarousel.is-dragging { user-select: none; }
.tcarousel.is-dragging .tcard { pointer-events: none; }
.tcard { flex: 0 0 calc((100% - 44px) / 3); background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 32px 30px; position: relative; }
.tcard__quote { font-size: 3.4rem; font-family: Georgia, serif; color: var(--orange); opacity: .28; line-height: .6; height: 26px; }
.tcard p { color: var(--text); font-size: 1.02rem; line-height: 1.65; margin-top: 6px; }
.tcard__ph { position: absolute; top: 20px; right: 22px; font-family: var(--font-display); font-size: .62rem; letter-spacing: .05em; color: var(--text-mute); border: 1px dashed var(--border-strong); padding: 3px 8px; border-radius: 6px; }
.tcard__author { display: flex; align-items: center; gap: 14px; margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--border); }
.tcard__avatar { width: 46px; height: 46px; border-radius: 50%; background: linear-gradient(135deg, var(--orange), var(--orange-600)); display: grid; place-items: center; font-family: var(--font-display); font-weight: 700; color: #1a1200; }
.tcard__name { font-family: var(--font-display); font-weight: 600; font-size: .96rem; }
.tcard__role { font-size: .82rem; color: var(--text-mute); }
.tcarousel__nav { display: flex; gap: 10px; justify-content: center; margin-top: 34px; }
.tcarousel__dot { width: 9px; height: 9px; border-radius: 50%; background: var(--border-strong); transition: .3s; }
.tcarousel__dot.is-active { background: var(--orange); width: 26px; border-radius: 100px; }

/* ---------- Differentials + team ---------- */
.diff { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; margin-top: 52px; }
.diff__item { padding: 28px 24px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); transition: transform .35s, border-color .35s; }
.diff__item:hover { transform: translateY(-5px); border-color: var(--orange); }
.diff__num { font-family: var(--font-display); font-weight: 700; font-size: 1rem; color: var(--blue); }
.diff__item:hover { border-color: var(--blue); }
.diff__item h4 { font-family: var(--font-display); font-weight: 600; font-size: 1.1rem; margin-top: 12px; }
.diff__item p { color: var(--text-dim); font-size: .9rem; margin-top: 8px; }
.team-strip { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; margin-top: 44px; }
.team-card { position: relative; border-radius: var(--radius); overflow: hidden; aspect-ratio: 3/3.4; border: 1px solid var(--border); background: var(--surface); }
.team-card img { width:100%; height:100%; object-fit: cover; }
.team-card__ph { display: grid; place-items: center; height:100%; color: var(--text-mute); gap: 10px; font-family: var(--font-display); font-size: .8rem; text-align: center; padding: 16px; }
.team-card__ph svg { width: 34px; height: 34px; opacity: .5; }
.team-card__cap { position: absolute; inset: auto 0 0 0; padding: 18px; background: linear-gradient(0deg, rgba(11,13,15,.9), transparent); }
.team-card__cap b { font-family: var(--font-display); font-size: .95rem; }
.team-card__cap span { display:block; font-size:.78rem; color: var(--text-dim); }

/* ---------- FAQ ---------- */
.faq__inner { display: grid; grid-template-columns: 0.92fr 1.08fr; gap: clamp(36px, 6vw, 88px); align-items: start; }
.faq__intro { position: sticky; top: 110px; }
.faq__intro .section-title { max-width: 12ch; }
.faq__intro p { color: var(--text-dim); margin-top: 26px; max-width: 34ch; }
.faq__intro .btn { margin-top: 30px; }
.faq__cta { display: inline-flex; align-items: center; gap: 14px; margin-top: 30px; font-family: var(--font-display); font-weight: 600; font-size: 1rem; color: var(--text); }
.faq__cta-icon { width: 38px; height: 38px; border-radius: 50%; background: linear-gradient(135deg, var(--orange), var(--orange-600)); color: #1a1200; display: grid; place-items: center; box-shadow: var(--shadow-orange); transition: transform .3s var(--ease); }
.faq__cta-icon svg { width: 17px; height: 17px; }
.faq__cta:hover .faq__cta-icon { transform: translate(3px, -3px); }

.faq__list { display: flex; flex-direction: column; }
.faq__item { border-top: 1px solid rgba(20,24,28,.12); }
.faq__item:last-child { border-bottom: 1px solid rgba(20,24,28,.12); }
.faq__q {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 26px 4px; text-align: left; font-family: var(--font-display); font-weight: 600;
  font-size: clamp(1rem, 1.4vw, 1.12rem); color: var(--text); line-height: 1.35; transition: color .25s;
}
.faq__q:hover { color: var(--blue); }
.faq__icon { position: relative; flex-shrink: 0; width: 22px; height: 22px; }
.faq__icon::before, .faq__icon::after { content:''; position:absolute; background: var(--orange); border-radius: 2px; }
.faq__icon::before { left: 0; right: 0; top: 50%; height: 2.4px; transform: translateY(-50%); }
.faq__icon::after { top: 0; bottom: 0; left: 50%; width: 2.4px; transform: translateX(-50%); transition: transform .35s var(--ease); }
.faq__item.is-open .faq__icon::after { transform: translateX(-50%) scaleY(0); }
.faq__a { overflow: hidden; max-height: 0; transition: max-height .42s var(--ease); }
.faq__a p { color: var(--text-dim); font-size: 1rem; line-height: 1.7; padding: 0 44px 28px 4px; margin: 0; }

/* ---------- Lead form ---------- */
.lead { position: relative; overflow: hidden; }
.lead::before { content:''; position:absolute; inset:0; background-image: url('../assets/img/bg-servidores.jpg'); background-size: cover; background-position: center; opacity: .12; }
.lead__inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; gap: clamp(36px,6vw,80px); align-items: center; }
.lead__copy h2 { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.9rem,3.6vw,2.8rem); line-height: 1.08; letter-spacing: -0.02em; }
.lead__copy p { color: var(--text-dim); margin-top: 18px; font-size: 1.06rem; }
.lead__points { margin-top: 28px; display: grid; gap: 14px; }
.lead__point { display: flex; gap: 12px; align-items: center; color: var(--text); }
.lead__point svg { width: 20px; height: 20px; color: var(--green); flex-shrink: 0; }
.form-card { background: rgba(28,32,36,.85); backdrop-filter: blur(12px); border: 1px solid var(--border-strong); border-radius: var(--radius-lg); padding: clamp(28px,4vw,40px); box-shadow: var(--shadow); }
.form-card h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.3rem; }
.form-card > p { color: var(--text-dim); font-size: .92rem; margin-top: 6px; }
.field { margin-top: 18px; }
.field label { display: block; font-family: var(--font-display); font-size: .82rem; font-weight: 500; color: var(--text-dim); margin-bottom: 7px; }
.field input {
  width: 100%; padding: 14px 16px; border-radius: 11px; background: var(--bg); border: 1px solid var(--border-strong); color: var(--text);
  font-family: var(--font-body); font-size: .98rem; transition: border-color .25s, box-shadow .25s;
}
.field input::placeholder { color: var(--text-mute); }
.field input:focus { outline: none; border-color: var(--orange); box-shadow: 0 0 0 3px rgba(246,142,29,.15); }
.field.invalid input { border-color: #e5484d; }
.field__err { color: #ff6b6f; font-size: .78rem; margin-top: 5px; display: none; }
.field.invalid .field__err { display: block; }
.form-card .btn { margin-top: 24px; }
.form-note { display: flex; align-items: center; gap: 8px; margin-top: 16px; font-size: .78rem; color: var(--text-mute); }
.form-note svg { width: 15px; height: 15px; }
.form-success { display: none; text-align: center; padding: 20px 0; }
.form-success.show { display: block; animation: fadeUp .5s var(--ease); }
.form-success svg { width: 54px; height: 54px; color: var(--green); margin: 0 auto 16px; }
.form-success h4 { font-family: var(--font-display); font-size: 1.3rem; }
.form-success p { color: var(--text-dim); margin-top: 8px; }

/* ---------- Footer ---------- */
.footer { background: var(--bg); border-top: 1px solid var(--border); padding-block: 64px 30px; }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; }
.footer__logo { height: 42px; margin-bottom: 20px; }
.footer__tag { color: var(--text-dim); max-width: 34ch; }
.footer__social { display: flex; gap: 12px; margin-top: 24px; }
.footer__social a { display: flex; align-items: center; justify-content: center; width: 42px; height: 42px; border-radius: 12px; background: var(--surface, rgba(255,255,255,.05)); border: 1px solid var(--border); color: var(--text-dim); transition: transform .25s cubic-bezier(.2,.8,.2,1), background .25s, color .25s, border-color .25s; }
.footer__social a svg { width: 20px; height: 20px; }
.footer .footer__social a:hover { transform: translateY(-4px) scale(1.12); background: var(--orange); border-color: var(--orange); color: #fff; }
.footer__social a:focus-visible { outline: 2px solid var(--orange); outline-offset: 3px; }
.footer h5 { font-family: var(--font-display); font-weight: 600; font-size: .82rem; letter-spacing: .12em; text-transform: uppercase; color: var(--orange); margin-bottom: 18px; }
.footer address { font-style: normal; color: var(--text-dim); font-size: .92rem; line-height: 1.9; }
.footer address + address { margin-top: 16px; }
.footer a:hover { color: var(--orange); }
.footer__bottom { display: flex; flex-wrap: wrap; gap: 14px; justify-content: space-between; align-items: center; margin-top: 48px; padding-top: 26px; border-top: 1px solid var(--border); color: var(--text-mute); font-size: .84rem; }
.footer__bottom img { height: 22px; opacity: .7; }

/* ---------- Floating WhatsApp ---------- */
.wa-float {
  position: fixed; right: 22px; bottom: 22px; z-index: 90;
  width: 60px; height: 60px; border-radius: 50%; background: #25D366; display: grid; place-items: center;
  box-shadow: 0 12px 30px -6px rgba(37,211,102,.5); transition: transform .3s var(--ease);
  animation: waIn .5s var(--ease) .8s both;
}
.wa-float:hover { transform: scale(1.08); }
.wa-float svg { width: 32px; height: 32px; color: #fff; }
.wa-float::after { content:''; position:absolute; inset:0; border-radius:50%; border:2px solid #25D366; animation: waPulse 2.4s infinite; }
@keyframes waPulse { 0%{transform:scale(1);opacity:.7;} 100%{transform:scale(1.5);opacity:0;} }
@keyframes waIn { from{transform:scale(0);opacity:0;} to{transform:scale(1);opacity:1;} }
.wa-tip { position: fixed; right: 92px; bottom: 36px; z-index: 90; background: var(--white); color: var(--ink); padding: 9px 15px; border-radius: 10px; font-size: .84rem; font-weight: 500; box-shadow: var(--shadow); opacity: 0; transform: translateX(10px); pointer-events: none; transition: .3s; white-space: nowrap; }
.wa-tip::after { content:''; position:absolute; right:-6px; top:50%; transform:translateY(-50%); border:6px solid transparent; border-left-color: var(--white); }
.wa-float:hover + .wa-tip { opacity: 1; transform: none; }

/* ---------- Lightbox ---------- */
.lightbox { position: fixed; inset: 0; z-index: 200; background: rgba(8,10,12,.93); backdrop-filter: blur(8px); display: none; place-items: center; padding: 6vw; }
.lightbox.open { display: grid; animation: fadeUp .3s ease; }
.lightbox__stage { position: relative; display: grid; place-items: center; }
.lightbox img { max-width: 84vw; max-height: 82vh; border-radius: 14px; box-shadow: var(--shadow); background: #ffffff; padding: clamp(20px, 4vw, 52px); box-sizing: border-box; }
.lightbox__close, .lightbox__nav { position: absolute; border-radius: 50%; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.18); color: #fff; display: grid; place-items: center; transition: background .25s, transform .25s; }
.lightbox__close { top: 24px; right: 28px; width: 46px; height: 46px; z-index: 3; }
.lightbox__close svg { width: 22px; height: 22px; }
.lightbox__nav { top: 50%; transform: translateY(-50%); width: 54px; height: 54px; z-index: 3; }
.lightbox__nav svg { width: 26px; height: 26px; }
.lightbox__nav:hover, .lightbox__close:hover { background: rgba(246,142,29,.9); color: #1a1200; }
.lightbox__nav--prev { left: 2vw; }
.lightbox__nav--next { right: 2vw; }
.lightbox__nav[hidden] { display: none; }
.lightbox__counter { position: absolute; left: 50%; bottom: 18px; transform: translateX(-50%); z-index: 3; font-family: var(--font-display); font-weight: 500; font-size: .86rem; color: #fff; background: rgba(16,19,22,.7); border: 1px solid rgba(255,255,255,.16); padding: 7px 16px; border-radius: 100px; }
.lightbox__caption { position: absolute; left: 50%; bottom: 54px; transform: translateX(-50%); z-index: 3; font-family: var(--font-display); font-size: .82rem; color: rgba(255,255,255,.72); white-space: nowrap; }

/* ---------- Reveal animations ---------- */
[data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease-out), transform .8s var(--ease-out); }
[data-reveal].in { opacity: 1; transform: none; }
[data-reveal-stagger] > * { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease-out), transform .7s var(--ease-out); }
[data-reveal-stagger].in > * { opacity: 1; transform: none; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }

/* ===================================================================
   LIGHT SECTIONS — warm off-white chapters (#f8f5f0)
   Redefine tokens locally so every child adapts automatically (WCAG AA).
   =================================================================== */
.section--light {
  --text: #1e2124;
  --text-dim: #4d545a;
  --text-mute: #7a828a;
  --surface: #ffffff;
  --surface-2: #f0ece2;
  --border: rgba(20, 24, 28, 0.10);
  --border-strong: rgba(20, 24, 28, 0.16);
  --shadow: 0 20px 46px -24px rgba(30, 36, 44, 0.30);
  background: linear-gradient(180deg, #f8f5f0, #f2ede4);
  color: var(--text);
}
/* soft top/bottom hairline to separate chapters */
.section--light { border-block: 1px solid rgba(20,24,28,0.06); }
/* white chapters: big H2 stays dark; the small section eyebrow is brand blue */
.section--light .eyebrow { color: var(--blue-on-light); }
.section--light .eyebrow::before { background: var(--blue-on-light); }
/* neutralize any inherited dark surface backgrounds when a utility class also applies */
.section--light.process,
.section--light.batteries,
.section--light.testimonials { background: linear-gradient(180deg, #f8f5f0, #f2ede4); }

/* Cards on light: lift with subtle shadow instead of relying on dark contrast */
.section--light .stat,
.section--light .sector,
.section--light .service,
.section--light .diff__item,
.section--light .benefit,
.section--light .eco-card { box-shadow: 0 10px 24px -18px rgba(30,36,44,.35); }
.section--light .stat { background: #fff; }
.section--light .sector:hover,
.section--light .service:hover { background: #fff; box-shadow: 0 18px 36px -20px rgba(30,36,44,.4); }
.section--light .stat:hover { box-shadow: 0 20px 40px -20px rgba(30,36,44,.42); }

/* Process on light: dark step circles for punch, blue accents preserved */
.section--light .process__line { background: linear-gradient(90deg, transparent, rgba(20,24,28,.14), transparent); }
.section--light .pstep__num { background: #fff; border-color: rgba(20,24,28,.16); color: var(--blue); }
.section--light .pstep.is-active .pstep__num { border-color: var(--blue); box-shadow: 0 0 0 6px rgba(0,124,194,.12); }

/* About media badge stays legible over image */
.section--light .about__badge { background: rgba(20,24,28,.78); }
.section--light .about__badge span { color: rgba(255,255,255,.82); }

/* Batteries partner logo: colored logo must NOT be inverted on light bg */
.section--light .batteries__partners img { filter: none; opacity: 1; }

/* Testimonials cards on light */
.section--light .tcard { background: #fff; }
.section--light .tcard__ph { border-color: rgba(20,24,28,.22); }

/* Benefit hover keeps orange edge on light */
.section--light .benefit:hover { border-color: var(--orange); }

/* ---------- About: text-first, counters below ---------- */
.about-block { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(32px,5vw,72px); align-items: center; }
.about__text p { color: var(--text-dim); font-size: 1.05rem; margin-top: 20px; }
.about__text p:first-of-type { margin-top: 26px; }
.about__text p strong { color: var(--text); font-weight: 600; }
.about-stats { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; margin-top: clamp(40px,5vw,60px); }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .stats, .about-stats { grid-template-columns: repeat(2, 1fr); }
  .sectors-grid { grid-template-columns: repeat(2, 1fr); }
  .diff { grid-template-columns: repeat(2, 1fr); }
  .service, .service:nth-child(4), .service:nth-child(5) { grid-column: span 3; }
  .tcard { flex: 0 0 calc((100% - 22px) / 2); }
  .gallery { grid-template-columns: repeat(3, 1fr); }
  .fab-brands__grid { grid-template-columns: repeat(4, 1fr); gap: 16px; }
}
@media (max-width: 780px) {
  .header__nav { display: none; }
  .header__burger { display: flex; }
  .header__cta .btn { display: none; }
  .about, .about-block, .plans, .batteries__head, .lead__inner, .equip__panel.is-active, .faq__inner { grid-template-columns: 1fr; }
  .faq__intro { position: static; }
  .process__steps { grid-template-columns: 1fr; gap: 40px; }
  .process__line { display: none; }
  .services-grid { grid-template-columns: 1fr; }
  .service, .service:nth-child(4), .service:nth-child(5) { grid-column: span 1; }
  .eco-cards { grid-template-columns: 1fr; }
  .team-strip { grid-template-columns: 1fr; }
  .tcard { flex: 0 0 100%; }
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .fab-brands__grid { grid-template-columns: repeat(3, 1fr); }
  .fab-brands__seals { flex-wrap: wrap; gap: 18px; }
  .lightbox__nav--prev { left: 8px; }
  .lightbox__nav--next { right: 8px; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .hero__trust { gap: 20px 28px; }
  .cta-band__inner { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 480px) {
  .sectors-grid { grid-template-columns: 1fr; }
  .stats, .about-stats { grid-template-columns: 1fr; }
  .diff { grid-template-columns: 1fr; }
  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero__actions .btn { width: 100%; }
}

/* ---------- Mobile nav drawer ---------- */
.mobile-nav { position: fixed; inset: 0; z-index: 110; background: rgba(14,17,20,.98); backdrop-filter: blur(10px); display: flex; flex-direction: column; padding: 100px var(--gutter) 40px; transform: translateX(100%); transition: transform .4s var(--ease); }
.mobile-nav.open { transform: none; }
.mobile-nav a { font-family: var(--font-display); font-weight: 600; font-size: 1.4rem; padding-block: 16px; border-bottom: 1px solid var(--border); }
.mobile-nav .btn { margin-top: 26px; }
.mobile-nav__close { position: absolute; top: 26px; right: var(--gutter); width: 44px; height: 44px; border: 1px solid var(--border-strong); border-radius: 10px; color: #fff; display: grid; place-items: center; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  [data-reveal], [data-reveal-stagger] > * { opacity: 1 !important; transform: none !important; }
}