/* ==========================================================================
   Unitree Locação — datasheet dark premium
   Paleta: ciano = tecnologia/dados · laranja = preço/ação
   ========================================================================== */
:root {
  color-scheme: dark;
  --ink: #05080f;
  --panel: #0b1220;
  --panel-2: #0e1626;
  --line: rgba(148, 180, 220, 0.14);
  --line-strong: rgba(148, 180, 220, 0.28);
  --cyan: #39d6f5;
  --cyan-dim: rgba(57, 214, 245, 0.14);
  --orange: #ff8a3c;
  --orange-dim: rgba(255, 138, 60, 0.12);
  --text: #e8eef7;
  --muted: #93a3b8;
  --display: "Space Grotesk", sans-serif;
  --body: "Inter", sans-serif;
  --mono: "JetBrains Mono", monospace;
  --radius: 16px;
  --gutter: clamp(20px, 4vw, 48px);
}

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

html { scroll-behavior: smooth; scroll-padding-top: 84px; }

body {
  background: var(--ink);
  color: var(--text);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* grade de blueprint sutil sobre a página inteira */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(120, 160, 210, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120, 160, 210, 0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  z-index: 0;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--cyan); text-decoration: none; }

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  width: min(1180px, 100% - 2 * var(--gutter));
  margin-inline: auto;
  position: relative;
  z-index: 1;
}

/* ---------- tipografia base ---------- */
.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 14px;
}

.h2 {
  font-family: var(--display);
  font-size: clamp(1.9rem, 4vw, 2.9rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.015em;
  margin-bottom: 18px;
}

.glow {
  color: var(--cyan);
  text-shadow: 0 0 28px rgba(57, 214, 245, 0.45);
}

.tx-cyan { color: var(--cyan); font-weight: 600; }
.tx-orange { color: var(--orange); font-weight: 600; }

.sec-head { max-width: 720px; margin: 0 auto 56px; text-align: center; }
.sec-lead { color: var(--muted); font-size: 1.08rem; }

/* ---------- botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--display);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 13px 26px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.btn-cta {
  background: linear-gradient(120deg, #ff9b52, var(--orange) 55%, #f0741d);
  color: #1a0e04;
  font-weight: 700;
  box-shadow: 0 6px 22px rgba(255, 138, 60, 0.28);
}
.btn-cta:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(255, 138, 60, 0.42); }

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--line-strong);
}
.btn-ghost:hover { border-color: var(--cyan); color: var(--cyan); transform: translateY(-2px); }

.btn-wide { width: 100%; }

/* ==========================================================================
   NAV
   ========================================================================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: rgba(5, 8, 15, 0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.nav-inner {
  width: min(1240px, 100% - 2 * var(--gutter));
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 28px;
  height: 68px;
}

.brand { display: inline-flex; align-items: center; gap: 10px; }

.brand-mark {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  background: var(--cyan);
  box-shadow: 0 0 14px rgba(57, 214, 245, 0.8);
  transform: rotate(45deg);
}

.brand-name {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  color: var(--cyan);
}
.brand-name em {
  font-style: normal;
  color: var(--text);
  font-weight: 500;
  margin-left: 6px;
}

.nav-links {
  display: flex;
  gap: 26px;
  margin-left: auto;
}
.nav-links a {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 500;
  transition: color 0.2s ease;
  padding: 4px 2px;
}
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-links a.active { color: var(--cyan); }

.nav-cta { padding: 10px 20px; font-size: 0.88rem; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  padding: 8px;
  cursor: pointer;
}
.nav-toggle span { width: 22px; height: 2px; background: var(--text); transition: 0.25s; }

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
  position: relative;
  padding: 150px 0 60px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(52% 55% at 74% 40%, rgba(57, 214, 245, 0.13), transparent 70%),
    radial-gradient(38% 40% at 12% 82%, rgba(255, 138, 60, 0.06), transparent 70%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(24px, 5vw, 72px);
  align-items: center;
}

.hero-title {
  font-family: var(--display);
  font-size: clamp(2.6rem, 6.4vw, 4.4rem);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.hero-sub {
  font-family: var(--mono);
  color: var(--orange);
  font-size: clamp(0.9rem, 1.6vw, 1.05rem);
  letter-spacing: 0.08em;
  margin-bottom: 22px;
}

.hero-lead {
  color: var(--muted);
  font-size: 1.1rem;
  max-width: 46ch;
  margin-bottom: 34px;
}

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

/* palco do robô */
.hero-stage { position: relative; justify-self: center; width: min(430px, 100%); }

.hero-robot {
  width: 100%;
  filter: drop-shadow(0 30px 60px rgba(0, 0, 0, 0.55)) drop-shadow(0 0 44px rgba(57, 214, 245, 0.10));
  animation: hover-float 7s ease-in-out infinite;
}

@keyframes hover-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.stage-caption {
  display: block;
  text-align: center;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 10px;
}

/* chips flutuantes */
.chip {
  position: absolute;
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan);
  background: rgba(11, 18, 32, 0.85);
  border: 1px solid rgba(57, 214, 245, 0.35);
  border-radius: 8px;
  padding: 7px 12px;
  backdrop-filter: blur(6px);
}
.chip-a { top: 16%; left: -6%; }
.chip-b { bottom: 22%; right: -8%; }

/* ---------- cota CAD (elemento-assinatura) ---------- */
.dim {
  position: absolute;
  top: 6%;
  bottom: 8%;
  right: -34px;
  display: flex;
  align-items: center;
}

.dim-line {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 1px;
  background: var(--cyan);
  opacity: 0.75;
  transform-origin: top;
  transform: scaleY(0);
  transition: transform 1.1s cubic-bezier(0.6, 0, 0.2, 1) 0.15s;
}
/* ticks de extremidade */
.dim-line::before, .dim-line::after {
  content: "";
  position: absolute;
  left: -5px;
  width: 11px;
  height: 1px;
  background: var(--cyan);
}
.dim-line::before { top: 0; }
.dim-line::after { bottom: 0; }

.dim.on .dim-line { transform: scaleY(1); }

.dim-label {
  position: relative;
  left: 12px;
  display: flex;
  flex-direction: column;
  gap: 1px;
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity 0.5s ease 0.9s, transform 0.5s ease 0.9s;
}
.dim.on .dim-label { opacity: 1; transform: translateX(0); }

.dim-value {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--cyan);
  white-space: nowrap;
}
.dim-label i {
  font-style: normal;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- índice de modelos ---------- */
.model-index {
  margin-top: 64px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(11, 18, 32, 0.6);
  backdrop-filter: blur(8px);
}

.model-tab {
  display: grid;
  gap: 2px;
  padding: 20px 24px;
  border-right: 1px solid var(--line);
  transition: background 0.25s ease;
}
.model-tab:last-child { border-right: 0; }
.model-tab:hover { background: var(--cyan-dim); }

.mt-name {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text);
}
.mt-kind {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.mt-price {
  font-family: var(--mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--orange);
  margin-top: 6px;
}
.mt-price small {
  display: block;
  font-size: 0.62rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 2px;
}

/* ==========================================================================
   SEÇÕES
   ========================================================================== */
.section { padding: 96px 0; position: relative; }

.section-alt {
  background: linear-gradient(180deg, transparent, rgba(11, 18, 32, 0.65) 12% 88%, transparent);
}

/* ---------- sobre (split) ---------- */
.split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}

.split-copy p { color: var(--muted); margin-bottom: 14px; }

.feature-list {
  list-style: none;
  margin-top: 30px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.feature-list li {
  display: flex;
  gap: 14px;
  padding: 16px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
}
.feature-list svg {
  flex: 0 0 22px;
  width: 22px;
  height: 22px;
  fill: var(--orange);
  margin-top: 3px;
}
.feature-list h3 { font-family: var(--display); font-size: 0.98rem; font-weight: 500; margin-bottom: 2px; }
.feature-list p { color: var(--muted); font-size: 0.85rem; margin: 0; }

.media-frame {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    radial-gradient(60% 60% at 50% 42%, rgba(57, 214, 245, 0.10), transparent 75%),
    var(--panel);
  padding: 18px;
  overflow: hidden;
}
.media-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(120, 160, 210, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120, 160, 210, 0.05) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
}
.frame-tag {
  position: absolute;
  bottom: 12px;
  right: 14px;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  background: rgba(5, 8, 15, 0.7);
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid var(--line);
}

/* ==========================================================================
   ROBÔS (datasheet)
   ========================================================================== */
.section-robots .sec-head { margin-bottom: 30px; }

.robot {
  border-top: 1px solid var(--line);
  padding: 72px 0 64px;
}
.robot:first-of-type { border-top: 0; }

.robot-grid {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
  margin-bottom: 44px;
}
.robot-flip .robot-grid { grid-template-columns: 1.08fr 0.92fr; }
.robot-flip .robot-stage { order: 2; }

.robot-stage {
  position: relative;
  justify-self: center;
  width: min(420px, 100%);
}
.robot-stage > img {
  filter: drop-shadow(0 26px 48px rgba(0, 0, 0, 0.5));
}
.robot-stage .dim { right: -12px; }

.robot-stage-photo { width: min(520px, 100%); }
.robot-stage-photo img { border-radius: 10px; }

.robot-name {
  font-family: var(--display);
  font-size: clamp(2rem, 4.4vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.05;
  margin-bottom: 14px;
}

.robot-desc { color: var(--muted); max-width: 54ch; margin-bottom: 24px; }

/* chips de specs-chave */
.spec-chips {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 26px;
}
.spec-chips li {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  padding: 12px 10px;
  text-align: center;
  display: grid;
  gap: 2px;
}
.spec-chips b {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 0.98rem;
  color: var(--cyan);
  white-space: nowrap;
}
.spec-chips span {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

/* placas de preço: venda + locação lado a lado */
.price-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  align-items: stretch;
}

.price-plate {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  border: 1px solid rgba(255, 138, 60, 0.35);
  border-left: 3px solid var(--orange);
  background: var(--orange-dim);
  border-radius: 12px;
  padding: 18px 22px;
}
.price-plate .btn { width: 100%; margin-top: auto; }
.pp-text { display: grid; gap: 1px; }
.pp-label {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}
.pp-value {
  font-family: var(--mono);
  font-weight: 700;
  font-size: clamp(1.3rem, 2.4vw, 1.7rem);
  color: var(--orange);
}
.pp-note { font-size: 0.8rem; color: var(--muted); }

/* ficha técnica completa */
.spec-sheet {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(11, 18, 32, 0.55);
  padding: 26px 26px 10px;
}

.sheet-title {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  padding-bottom: 16px;
  border-bottom: 1px dashed var(--line-strong);
  margin-bottom: 6px;
}

.sheet-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0 34px;
}
.sheet-grid-4 { grid-template-columns: repeat(4, 1fr); }

.sheet-group { padding: 16px 0; }
.sheet-group h5 {
  font-family: var(--display);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--orange);
  margin-bottom: 10px;
}
.sheet-group dl div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 14px;
  padding: 7px 0;
  border-bottom: 1px solid var(--line);
}
.sheet-group dl div:last-child { border-bottom: 0; }
.sheet-group dt { color: var(--muted); font-size: 0.85rem; }
.sheet-group dd {
  font-family: var(--mono);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text);
  text-align: right;
}
.sheet-group dd small { color: var(--orange); font-size: 0.72rem; }

/* ==========================================================================
   APLICAÇÕES
   ========================================================================== */
.app-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-bottom: 48px;
}

.app-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 22px;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.app-card:hover {
  transform: translateY(-5px);
  border-color: rgba(57, 214, 245, 0.4);
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.4);
}
.app-card svg {
  width: 30px;
  height: 30px;
  fill: var(--cyan);
  margin-bottom: 16px;
}
.app-card h3 {
  font-family: var(--display);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.app-card p { color: var(--muted); font-size: 0.9rem; }

.wide-media {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  position: relative;
}
.wide-media img { width: 100%; max-height: 440px; object-fit: cover; }
.wide-media figcaption {
  position: absolute;
  left: 18px;
  bottom: 14px;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text);
  background: rgba(5, 8, 15, 0.72);
  border: 1px solid var(--line);
  padding: 6px 12px;
  border-radius: 6px;
}

/* ==========================================================================
   PACOTES
   ========================================================================== */
.pack-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  align-items: stretch;
}

.pack {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 28px;
  transition: transform 0.25s ease, border-color 0.25s ease;
}
.pack:hover { transform: translateY(-5px); border-color: var(--line-strong); }

.pack-featured {
  border-color: rgba(255, 138, 60, 0.5);
  background: linear-gradient(180deg, rgba(255, 138, 60, 0.07), rgba(11, 18, 32, 1) 45%);
}
.pack-featured:hover { border-color: var(--orange); }

.pack-flag {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #1a0e04;
  background: var(--orange);
  padding: 5px 14px;
  border-radius: 999px;
  white-space: nowrap;
}

.pack-tag {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 10px;
}

.pack-duration {
  font-family: var(--display);
  font-size: 2.6rem;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 14px;
}
.pack-duration span { font-size: 1.05rem; font-weight: 500; color: var(--muted); }

.pack-desc { color: var(--muted); font-size: 0.92rem; margin-bottom: 20px; }

.pack-list { list-style: none; margin-bottom: 26px; flex: 1; }
.pack-list li {
  padding: 8px 0 8px 26px;
  border-bottom: 1px solid var(--line);
  font-size: 0.92rem;
  position: relative;
}
.pack-list li:last-child { border-bottom: 0; }
.pack-list li::before {
  content: "✓";
  position: absolute;
  left: 2px;
  color: var(--cyan);
  font-weight: 700;
}

.pack-note {
  text-align: center;
  margin-top: 34px;
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--cyan);
  letter-spacing: 0.06em;
}

/* ==========================================================================
   COMO FUNCIONA (timeline)
   ========================================================================== */
.steps {
  list-style: none;
  max-width: 760px;
  margin: 0 auto;
  position: relative;
}
.steps::before {
  content: "";
  position: absolute;
  left: 23px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(var(--cyan), rgba(57, 214, 245, 0.08));
}

.step {
  display: flex;
  gap: 24px;
  padding: 20px 0;
  position: relative;
}

.step-n {
  flex: 0 0 47px;
  height: 47px;
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-weight: 700;
  font-size: 1rem;
  color: var(--cyan);
  background: var(--panel);
  border: 1px solid rgba(57, 214, 245, 0.45);
  border-radius: 50%;
  box-shadow: 0 0 18px rgba(57, 214, 245, 0.15);
  z-index: 1;
}

.step h3 {
  font-family: var(--display);
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--cyan);
  margin-bottom: 6px;
}
.step p { color: var(--muted); font-size: 0.95rem; max-width: 58ch; }

/* ==========================================================================
   CONTATO
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 28px;
  align-items: start;
}

.contact-form {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px;
  display: grid;
  gap: 16px;
}

.ff-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.ff { display: grid; gap: 6px; }
.ff span {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}
.ff input, .ff select, .ff textarea {
  font-family: var(--body);
  font-size: 0.95rem;
  color: var(--text);
  background: var(--ink);
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  padding: 12px 14px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  width: 100%;
}
.ff textarea { resize: vertical; min-height: 110px; }
.ff input:focus, .ff select:focus, .ff textarea:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(57, 214, 245, 0.15);
}
.ff select {
  appearance: none;
  -webkit-appearance: none;
  background-color: var(--ink);
  background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position: calc(100% - 20px) 55%, calc(100% - 15px) 55%;
  background-size: 5px 5px;
  background-repeat: no-repeat;
}
.ff select option { background: var(--panel); color: var(--text); }

.form-hint { font-size: 0.8rem; color: var(--muted); text-align: center; }

.contact-info { display: grid; gap: 14px; }

.ci-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px 20px;
}
.ci-card h3 {
  font-family: var(--mono);
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
}
.ci-card a { font-weight: 600; }
.ci-card p { font-size: 0.92rem; color: var(--text); }

.ci-qr { display: flex; gap: 16px; align-items: center; }
.ci-qr img { border-radius: 8px; background: #fff; padding: 4px; }
.ci-qr p { color: var(--muted); font-size: 0.84rem; }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
  border-top: 1px solid var(--line);
  background: rgba(11, 18, 32, 0.6);
  padding: 56px 0 0;
  position: relative;
  z-index: 1;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}

.brand-footer { font-size: 1.15rem; margin-bottom: 12px; display: block; }

.footer-about { color: var(--muted); font-size: 0.92rem; max-width: 34ch; }

.footer h4 {
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 14px;
}
.footer nav a, .footer div > a {
  display: block;
  color: var(--text);
  font-size: 0.92rem;
  padding: 4px 0;
  transition: color 0.2s ease;
}
.footer nav a:hover, .footer div > a:hover { color: var(--cyan); }
.footer div > p { color: var(--muted); font-size: 0.85rem; margin-top: 8px; }

.footer-copy {
  text-align: center;
  font-size: 0.8rem;
  color: var(--muted);
  border-top: 1px solid var(--line);
  padding: 20px 0;
}

/* ==========================================================================
   FLUTUANTES
   ========================================================================== */
.float-wa {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 40;
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  background: #25d366;
  border-radius: 50%;
  box-shadow: 0 8px 26px rgba(37, 211, 102, 0.4);
  transition: transform 0.2s ease;
}
.float-wa:hover { transform: scale(1.08); }
.float-wa svg { width: 30px; height: 30px; fill: #fff; }

.to-top {
  position: fixed;
  right: 26px;
  bottom: 92px;
  z-index: 40;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  background: var(--panel);
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 0.25s ease, transform 0.25s ease, border-color 0.2s ease;
}
.to-top.show { opacity: 1; pointer-events: auto; transform: translateY(0); }
.to-top:hover { border-color: var(--cyan); }
.to-top svg { width: 20px; height: 20px; fill: var(--cyan); }

/* ==========================================================================
   REVEALS
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.in { opacity: 1; transform: translateY(0); }

/* ==========================================================================
   RESPONSIVO
   ========================================================================== */
@media (max-width: 1020px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-stage { width: min(360px, 88%); margin-top: 20px; }
  .chip-b { right: 0; }
  .sheet-grid, .sheet-grid-4 { grid-template-columns: 1fr 1fr; }
  .app-grid { grid-template-columns: 1fr 1fr; }
  .robot-grid, .robot-flip .robot-grid { grid-template-columns: 1fr; }
  .robot-flip .robot-stage { order: 0; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: flex; margin-left: auto; }

  .nav.open .nav-links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: rgba(5, 8, 15, 0.97);
    border-bottom: 1px solid var(--line);
    padding: 18px var(--gutter) 24px;
    gap: 16px;
  }
  .nav.open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav.open .nav-toggle span:nth-child(2) { opacity: 0; }
  .nav.open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .hero { padding-top: 110px; }
  .model-index { grid-template-columns: 1fr; }
  .model-tab { border-right: 0; border-bottom: 1px solid var(--line); }
  .model-tab:last-child { border-bottom: 0; }

  .split { grid-template-columns: 1fr; }
  .feature-list { grid-template-columns: 1fr; }
  .spec-chips { grid-template-columns: 1fr 1fr; }
  .sheet-grid, .sheet-grid-4 { grid-template-columns: 1fr; }
  .app-grid { grid-template-columns: 1fr; }
  .pack-grid { grid-template-columns: 1fr; }
  .ff-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .price-row { grid-template-columns: 1fr; }
  .dim { right: -18px; }
  .section { padding: 72px 0; }
}

/* ---------- modo screenshot (?shot=1): estado final sem animações ---------- */
html.shot * { transition: none !important; animation: none !important; }
html.shot .reveal { opacity: 1; transform: none; }
html.shot .dim-line { transform: scaleY(1); }
html.shot .dim-label { opacity: 1; transform: none; }

/* ---------- movimento reduzido ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-robot { animation: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .dim-line { transform: scaleY(1); transition: none; }
  .dim-label { opacity: 1; transform: none; transition: none; }
  * { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}