/* ============================================================
   SEISSIM INSTALA – style.css
   Design: Minimalismo estilo Apple | DM Sans + Work Sans
   Paleta: Branco, Verde Sustentável, Grafite
   ============================================================ */

/* Spin keyframe (loading button) */
@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.spin {
  animation: spin 0.8s linear infinite;
}

/* ── CSS Custom Properties ──────────────────────────────────── */
:root {
  /* Cores */
  --clr-white: #ffffff;
  --clr-off-white: #f8f8f6;
  --clr-surface: #f2f2ef;
  --clr-border: #e5e5e0;
  --clr-border-soft: #ededea;

  --clr-green-dark: #2a4a35;
  --clr-green: #3d6b4f;
  --clr-green-mid: #4a7c59;
  --clr-green-light: #5e9970;
  --clr-green-pale: #d4e8da;
  --clr-green-tint: #edf5ef;

  --clr-graphite: #1a1a18;
  --clr-dark: #111110;
  --clr-dark-card: #1c1c1a;
  --clr-dark-border: #2e2e2b;

  --clr-text-primary: #111110;
  --clr-text-secondary: #3a3a34;
  --clr-text-muted: #5e5e57;
  --clr-text-inverse: #f0f0ec;

  /* Tipografia */
  --ff-display: "DM Sans", system-ui, sans-serif;
  --ff-body: "Work Sans", system-ui, sans-serif;

  --fs-xs: 0.6875rem;
  --fs-sm: 0.8125rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.375rem;
  --fs-xl: 1.75rem;
  --fs-2xl: 2.25rem;
  --fs-3xl: 3rem;
  --fs-4xl: 3.75rem;
  --fs-5xl: 5rem;

  --fw-light: 300;
  --fw-regular: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --fw-bold: 700;

  --lh-tight: 1.1;
  --lh-snug: 1.3;
  --lh-normal: 1.6;
  --lh-loose: 1.8;

  /* Espaçamento */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Layout */
  --container-max: 1200px;
  --container-pad: clamp(1.25rem, 5vw, 2.5rem);
  --section-gap: clamp(5rem, 10vw, 8rem);

  /* Raios */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Sombras */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.07), 0 1px 4px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.1), 0 2px 8px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 24px 64px rgba(0, 0, 0, 0.14), 0 4px 16px rgba(0, 0, 0, 0.07);
  --shadow-green: 0 8px 32px rgba(61, 107, 79, 0.18);

  /* Transições */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast: 180ms;
  --dur-mid: 320ms;
  --dur-slow: 520ms;

  /* Header */
  --header-h: 180px;
}


/* ── Reset & Base ───────────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  max-width: 100vw;
  overflow-x: hidden;
}

html {
  scroll-padding-top: calc(var(--header-h) + 20px);
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

/* ── Fonte base: Work Sans herda para TODO o site ─────────── */
body {
  font-family: var(--ff-body);
  font-size: var(--fs-base);
  font-weight: var(--fw-regular);
  line-height: var(--lh-normal);
  color: var(--clr-text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── Headings: DM Sans por padrão em todos os níveis ─────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--ff-display);
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  color: var(--clr-text-primary);
}

html.lenis, html.lenis body {
  height: auto;
}
.lenis.lenis-smooth {
  scroll-behavior: auto !important;
}
.lenis.lenis-smooth [data-lenis-prevent] {
  overscroll-behavior: contain;
}
.lenis.lenis-stopped {
  overflow: hidden;
}
.lenis.lenis-smooth iframe {
  pointer-events: none;
}

img,
video,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font: inherit;
}

ul,
ol {
  list-style: none;
}
input,
textarea,
select {
  font: inherit;
}

::selection {
  background: var(--clr-green-pale);
  color: var(--clr-green-dark);
}

/* ── Utility: Container ─────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ── Utility: Buttons ───────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: var(--space-2);
  padding: 0.875rem 2rem;
  border-radius: var(--radius-full);
  font-family: var(--ff-display);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.01em;
  transition: all var(--dur-mid) var(--ease-out);
  white-space: nowrap;
}

.btn-primary {
  background: var(--clr-green);
  color: var(--clr-white);
  box-shadow: var(--shadow-green);
}

.btn-primary:hover {
  background: var(--clr-green-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(61, 107, 79, 0.28);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-ghost {
  background: transparent;
  color: var(--clr-text-primary);
  border: 1.5px solid var(--clr-border);
}

.btn-ghost:hover {
  border-color: var(--clr-green-mid);
  color: var(--clr-green-mid);
  background: var(--clr-green-tint);
}

.btn-full {
  width: 100%;
  justify-content: center;
}

.btn-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  transition: transform var(--dur-fast) var(--ease-out);
}

.btn:hover .btn-icon {
  transform: translateX(3px);
}

/* ── Utility: Section Shared ────────────────────────────────── */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--ff-display);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-green-mid);
  padding: var(--space-2) var(--space-4);
  background: var(--clr-green-tint);
  border: 1px solid var(--clr-green-pale);
  border-radius: var(--radius-full);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: var(--space-16);
}

.section-title {
  font-family: var(--ff-display);
  font-size: clamp(var(--fs-2xl), 4vw, var(--fs-4xl));
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  color: var(--clr-text-primary);
  margin-top: var(--space-5);
  letter-spacing: -0.03em;
}

.section-subtitle {
  font-family: var(--ff-body);
  font-size: var(--fs-md);
  color: var(--clr-text-secondary);
  line-height: var(--lh-loose);
  margin-top: var(--space-4);
  font-weight: var(--fw-light);
}

/* ── Animations ─────────────────────────────────────────────── */
[data-animate] {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity var(--dur-slow) var(--ease-out),
    transform var(--dur-slow) var(--ease-out);
}

[data-animate].in-view {
  opacity: 1;
  transform: translateY(0);
}

[data-delay="100"] {
  transition-delay: 100ms;
}
[data-delay="150"] {
  transition-delay: 150ms;
}
[data-delay="200"] {
  transition-delay: 200ms;
}
[data-delay="300"] {
  transition-delay: 300ms;
}
[data-delay="400"] {
  transition-delay: 400ms;
}
[data-delay="500"] {
  transition-delay: 500ms;
}

/* ============================================================
   HEADER / NAV
============================================================ */
.site-header {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  height: var(--header-h);
  z-index: 100;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid transparent;
  transition:
    border-color var(--dur-mid) ease,
    background var(--dur-mid) ease,
    box-shadow var(--dur-mid) ease,
    height var(--dur-mid) ease;
}

.site-header.scrolled {
  --header-h: 80px;
  border-bottom-color: var(--clr-border-soft);
  box-shadow: 0 1px 12px rgba(0, 0, 0, 0.06);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.nav-logo {
  display: flex;
  align-items: center;
  transform: translateY(20px);
  transition: transform var(--dur-mid) ease;
}

.site-header.scrolled .nav-logo {
  transform: translateY(0);
}

.logo-img {
  height: 162px;
  width: auto;
  display: block;
  transition:
    height var(--dur-mid) ease,
    opacity var(--dur-fast) ease;
}

.logo-svg {
  width: calc(162px * (1280 / 960));
  height: 162px;
  overflow: hidden;
  flex-shrink: 0;
  transition:
    height var(--dur-mid) ease,
    width var(--dur-mid) ease;
}

.logo-img:hover {
  opacity: 0.8;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-link {
  font-family: var(--ff-display);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--clr-text-secondary);
  letter-spacing: 0.01em;
  position: relative;
  transition: color var(--dur-fast) ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 1.5px;
  background: var(--clr-green-mid);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--dur-mid) var(--ease-out);
}

.nav-link:hover {
  color: var(--clr-text-primary);
}
.nav-link:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.site-header .nav-cta {
  background: var(--clr-green);
  color: var(--clr-white);
  padding: 0.625rem 1.375rem;
  border-radius: var(--radius-full);
  font-family: var(--ff-display);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  transition:
    background var(--dur-mid) ease,
    transform var(--dur-fast) ease;
}

.nav-cta:hover {
  background: var(--clr-green-dark);
  transform: translateY(-1px);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
}

.hamburger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--clr-text-primary);
  border-radius: 2px;
  transition: all var(--dur-mid) ease;
}

.hamburger.open span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.hamburger.open span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* ============================================================
   HERO SECTION
============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-color: var(--clr-off-white);
}

.hero-bg-image {
  position: absolute;
  inset: 0;
  /* image-set: usa WebP em browsers modernos, fallback para PNG */
  background-image: image-set(
    url("assets/instalacao-de-bicicletarios-seissim.webp") type("image/webp"),
    url("assets/instalacao-de-bicicletarios-seissim.webp") type("image/png")
  );
  /* Fallback para Safari < 16 / browsers sem image-set */
  background-image: url("assets/instalacao-de-bicicletarios-seissim.webp");
  background-size: cover;
  background-position: center bottom;
  background-repeat: no-repeat;
  opacity: 0.2;
}

.hero-bg-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(
      ellipse 60% 80% at 70% 50%,
      rgba(77, 140, 99, 0.07) 0%,
      transparent 70%
    ),
    radial-gradient(
      ellipse 40% 60% at 30% 30%,
      rgba(42, 74, 53, 0.05) 0%,
      transparent 60%
    );
}

.hero-overlay {
  display: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  padding-block: var(--space-24);
  max-width: 860px;
  margin-inline: auto;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--ff-display);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-green-mid);
  padding: 0.375rem 1rem;
  background: var(--clr-green-tint);
  border: 1px solid var(--clr-green-pale);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-8);
}

.badge-dot {
  width: 6px;
  height: 6px;
  background: var(--clr-green-light);
  border-radius: 50%;
  animation: pulse-dot 2.5s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(0.7);
  }
}

.hero-headline {
  font-family: var(--ff-display);
  font-size: clamp(var(--fs-3xl), 7vw, var(--fs-5xl));
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  letter-spacing: -0.04em;
  color: var(--clr-text-primary);
  margin-bottom: var(--space-6);
}

.hero-hl-line {
  display: block;
}
.hero-hl-mid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.3em;
  line-height: inherit;
  margin-block: 0.04em;
}

.hero-bike-scene {
  display: inline-flex;
  align-items: center;
  gap: 0.05em;
  flex-shrink: 0;
  color: var(--clr-green);
  transform: translateX(-110vw);
}

.hero-bike-svg {
  height: 0.78em;
  width: auto;
  color: var(--clr-green);
  transform-origin: 19% 73%;
}

.hero-mount-bracket {
  height: 0.78em;
  width: auto;
  flex-shrink: 0;
  color: var(--clr-green-mid);
  opacity: 0;
  transform: scaleY(0.2);
  transform-origin: top center;
}

.hero-que-garante {
  font-family: var(--ff-display); /* faz parte do headline h1 */
  color: var(--clr-green-mid);
  font-style: normal;
  opacity: 0;
  transform: translateX(-90vw);
}

.hero-subheadline {
  font-family: var(--ff-body);
  font-size: clamp(var(--fs-base), 2vw, var(--fs-md));
  color: var(--clr-text-secondary);
  line-height: var(--lh-loose);
  font-weight: var(--fw-light);
  max-width: 580px;
  margin-inline: auto;
  margin-bottom: var(--space-10);
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  margin-bottom: var(--space-16);
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-1);
}

.stat-number {
  font-family: var(--ff-display);
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--clr-text-primary);
  letter-spacing: -0.03em;
}

.stat-label {
  font-family: var(--ff-display);
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
  font-weight: var(--fw-medium);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--clr-border);
}

.hero-clients {
  margin-top: var(--space-10);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  width: 100%;
}

.clients-label {
  font-family: var(--ff-display);
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.clients-marquee {
  width: 100%;
  overflow: hidden;
  mask-image: linear-gradient(
    to right,
    transparent 0%,
    black 12%,
    black 88%,
    transparent 100%
  );
  -webkit-mask-image: linear-gradient(
    to right,
    transparent 0%,
    black 12%,
    black 88%,
    transparent 100%
  );
}

.clients-track {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  width: max-content;
  animation: clients-scroll 28s linear infinite;
}

.clients-marquee:hover .clients-track {
  animation-play-state: paused;
}

.client-tile {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 1rem 0.5rem 0.5rem;
  background: var(--clr-white);
  border: 1px solid var(--clr-border-soft);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  white-space: nowrap;
  flex-shrink: 0;
  transition:
    border-color var(--dur-fast) ease,
    box-shadow var(--dur-fast) ease;
}

.client-tile:hover {
  border-color: var(--clr-green-pale);
  box-shadow: var(--shadow-md);
}

.client-mono {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 30px;
  height: 30px;
  padding-inline: 0.4rem;
  background: var(--clr-green);
  color: var(--clr-white);
  border-radius: var(--radius-full);
  font-family: var(--ff-display);
  font-size: 0.625rem;
  font-weight: var(--fw-bold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  flex-shrink: 0;
}

.client-name {
  font-family: var(--ff-display);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--clr-text-primary);
  letter-spacing: -0.01em;
}

@keyframes clients-scroll {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

.hero-scroll-hint {
  position: absolute;
  bottom: var(--space-10);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  opacity: 0.4;
  font-size: var(--fs-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
  animation: fade-scroll 3s ease-in-out infinite;
}

.scroll-arrow {
  width: 16px;
  height: 16px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-4px);
  animation: arrow-bounce 1.6s ease-in-out infinite;
}

@keyframes arrow-bounce {
  0%,
  100% {
    transform: rotate(45deg) translateY(-4px);
  }
  50% {
    transform: rotate(45deg) translateY(2px);
  }
}

@keyframes fade-scroll {
  0%,
  100% {
    opacity: 0.4;
  }
  50% {
    opacity: 0.6;
  }
}

/* ============================================================
   DIFERENCIAIS
============================================================ */
.diferenciais {
  padding-block: var(--section-gap);
  background: var(--clr-white);
  content-visibility: auto;
  contain-intrinsic-size: 0 600px;
}

.diferenciais-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.diferencial-card {
  position: relative;
  overflow: hidden;
  z-index: 1;
  background: transparent;
  border: 1px solid var(--clr-border-soft);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transition: all var(--dur-mid) var(--ease-out);
}

.diferencial-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background-color: var(--clr-off-white);
  transition: background-color var(--dur-mid) var(--ease-out);
}

.diferencial-card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.05;
  transition: opacity var(--dur-mid) var(--ease-out);
}

.diferencial-card:nth-child(1)::after {
  background-image: image-set(
    url("assets/corte-laser-medida-precisa.webp") type("image/webp"),
    url("assets/corte-laser-medida-precisa.webp") type("image/png")
  );
  background-image: url("assets/corte-laser-medida-precisa.webp");
}
.diferencial-card:nth-child(2)::after {
  background-image: image-set(
    url("assets/tecnologia-sustentavel-bicicletario.webp") type("image/webp"),
    url("assets/tecnologia-sustentavel-bicicletario.webp") type("image/png")
  );
  background-image: url("assets/tecnologia-sustentavel-bicicletario.webp");
}
.diferencial-card:nth-child(3)::after {
  background-image: image-set(
    url("assets/parceiro-mobilidade-urbana.webp") type("image/webp"),
    url("assets/parceiro-mobilidade-urbana.webp") type("image/png")
  );
  background-image: url("assets/parceiro-mobilidade-urbana.webp");
}
.diferencial-card:nth-child(4)::after {
  background-image: image-set(
    url("assets/engenharia-de-precisao-suporte-bicicleta.webp") type("image/webp"),
    url("assets/engenharia-de-precisao-suporte-bicicleta.webp") type("image/png")
  );
  background-image: url("assets/engenharia-de-precisao-suporte-bicicleta.webp");
}

.diferencial-card:hover {
  border-color: var(--clr-green-pale);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.diferencial-card:hover::before {
  background-color: var(--clr-white);
}
.diferencial-card:hover::after {
  opacity: 0.15;
}

.card-icon-wrap {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--clr-green-tint);
  border-radius: var(--radius-md);
  color: var(--clr-green-mid);
  transition:
    background var(--dur-mid) ease,
    color var(--dur-mid) ease;
}

.diferencial-card:hover .card-icon-wrap {
  background: var(--clr-green);
  color: var(--clr-white);
}

.card-icon {
  width: 26px;
  height: 26px;
}

.card-title {
  font-family: var(--ff-display);
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  color: var(--clr-text-primary);
  line-height: var(--lh-snug);
}

.card-body {
  font-family: var(--ff-body);
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
  line-height: var(--lh-loose);
  flex: 1;
}

.card-tag {
  display: inline-block;
  font-family: var(--ff-display);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-green-mid);
  padding: 0.25rem 0.75rem;
  background: var(--clr-green-tint);
  border-radius: var(--radius-full);
  border: 1px solid var(--clr-green-pale);
  align-self: flex-start;
}

/* ============================================================
   PORTFOLIO
============================================================ */
.portfolio {
  padding-block: var(--section-gap);
  background: var(--clr-surface);
  content-visibility: auto;
  contain-intrinsic-size: 0 900px;
}

.portfolio-feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-block: var(--space-8) var(--space-16);
  max-width: var(--container-max);
  margin-inline: auto;
  overflow: hidden;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
}

.portfolio-feature-image {
  position: relative;
  height: 100%;
  min-height: 100%;
  overflow: hidden;
}

.portfolio-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease-out);
}

.portfolio-feature:hover .portfolio-img {
  transform: scale(1.03);
}

.portfolio-feature-badge {
  position: absolute;
  top: var(--space-6);
  left: var(--space-6);
  background: rgba(0, 0, 0, 0.55);
  color: var(--clr-white);
  backdrop-filter: blur(8px);
  padding: 0.375rem 1rem;
  border-radius: var(--radius-full);
  font-family: var(--ff-display);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.portfolio-feature-content {
  background: var(--clr-white);
  padding: clamp(2.5rem, 5vw, 4rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-5);
}

.portfolio-case-title {
  font-family: var(--ff-display);
  font-size: clamp(var(--fs-2xl), 3vw, var(--fs-3xl));
  font-weight: var(--fw-bold);
  letter-spacing: -0.03em;
  color: var(--clr-text-primary);
  line-height: var(--lh-tight);
}

.portfolio-case-body {
  font-family: var(--ff-body);
  font-size: var(--fs-base);
  color: var(--clr-text-secondary);
  line-height: var(--lh-loose);
}

.portfolio-case-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.portfolio-case-details li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
}

.portfolio-case-details li svg {
  width: 18px;
  height: 18px;
  color: var(--clr-green-mid);
  flex-shrink: 0;
}

/* ============================================================
   PORTFOLIO CAROUSEL (JS Contínuo Restaurado)
============================================================ */
.portfolio-carousel-track {
  display: flex;
  gap: var(--space-4);
  width: max-content;
  padding: 0 var(--space-2);
  cursor: grab;
}

.portfolio-carousel-track:active {
  cursor: grabbing;
}

.portfolio-carousel-wrap {
  width: 100vw;
  margin-left: calc(50% - 50vw);
  padding: var(--space-8) 0 var(--space-16) 0;
  display: flex;
  overflow-x: auto;
  scroll-behavior: auto;
  -ms-overflow-style: none; /* IE and Edge */
  scrollbar-width: none; /* Firefox */
}

.portfolio-carousel-wrap::-webkit-scrollbar {
  display: none; /* Chrome, Safari and Opera */
}

.portfolio-carousel-item {
  position: relative;
  width: 320px;
  height: 240px;
  flex-shrink: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: transform var(--dur-mid) var(--ease-out);
}

.portfolio-carousel-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.portfolio-carousel-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease-out);
  pointer-events: none; /* Previne bug de arrastar a própria imagem */
}

.portfolio-carousel-item:hover .portfolio-carousel-img {
  transform: scale(1.05);
}

@media (min-width: 1024px) {
  .portfolio-carousel-item {
    width: 400px;
    height: 300px;
  }
}

/* ============================================================
   PARCEIROS
============================================================ */
.parceiros {
  padding-block: var(--section-gap);
  background: var(--clr-white);
  content-visibility: auto;
  contain-intrinsic-size: 0 500px;
}

.parceiros-mural {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-20);
  flex-wrap: wrap;
  padding: var(--space-8);
  margin-block: var(--space-10);
}

.parceiro-mural-item {
  display: flex;
  justify-content: center;
  align-items: center;
  filter: grayscale(0%) opacity(1);
  transition:
    filter var(--dur-mid) ease,
    transform var(--dur-mid) ease;
}

.parceiro-mural-item:hover {
  filter: grayscale(0%) opacity(0.5);
  transform: scale(1.05);
}

.parceiro-mural-item img {
  max-width: 100%;
  object-fit: contain;
}

#mural-bikelink img {
  height: 200px;
  width: auto;
  transform: translateY(-30px);
}

.parceiro-mural-item:not(#mural-bikelink) img {
  height: 90px;
  width: auto;
}

.leed-strip {
  background: linear-gradient(
    135deg,
    var(--clr-green-tint) 0%,
    rgba(255, 255, 255, 0.6) 100%
  );
  border: 1px solid var(--clr-green-pale);
  border-radius: var(--radius-xl);
  padding: var(--space-8) var(--space-10);
}

.leed-strip-content {
  display: flex;
  align-items: flex-start;
  gap: var(--space-6);
}

.leed-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.leed-icon svg {
  width: 100%;
  height: 100%;
}

.leed-strip-content strong {
  font-family: var(--ff-display);
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  color: var(--clr-green-dark);
  display: block;
  margin-bottom: var(--space-2);
}

.leed-strip-content p {
  font-family: var(--ff-body);
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
  line-height: var(--lh-loose);
}

/* ============================================================
   SOBRE
============================================================ */
.sobre {
  padding-block: var(--section-gap);
  background: var(--clr-off-white);
  content-visibility: auto;
  contain-intrinsic-size: 0 500px;
}

.sobre-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: center;
}

.sobre-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.sobre-text {
  font-family: var(--ff-body);
  font-size: var(--fs-base);
  color: var(--clr-text-secondary);
  line-height: var(--lh-loose);
}

.sobre-text strong {
  color: var(--clr-text-primary);
  font-weight: var(--fw-semibold);
}

.sobre-card-founder {
  background: var(--clr-white);
  border: 1px solid var(--clr-border-soft);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  display: flex;
  align-items: center;
  gap: var(--space-6);
  box-shadow: var(--shadow-md);
}

.founder-avatar {
  width: 72px;
  height: 72px;
  flex-shrink: 0;
  border-radius: 50%;
  overflow: hidden;
  background: var(--clr-green-tint);
  border: 2px solid var(--clr-green-pale);
}

.founder-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.founder-name {
  font-family: var(--ff-display);
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  color: var(--clr-text-primary);
}

.founder-title {
  font-family: var(--ff-body);
  font-size: var(--fs-sm);
  color: var(--clr-text-muted);
}

.founder-credentials {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.credential-badge {
  font-family: var(--ff-display);
  font-size: 0.625rem;
  font-weight: var(--fw-semibold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-green-mid);
  padding: 0.2rem 0.6rem;
  background: var(--clr-green-tint);
  border: 1px solid var(--clr-green-pale);
  border-radius: var(--radius-full);
}

/* ============================================================
   CONTATO E FEEDBACK
============================================================ */
.contato {
  padding-block: var(--section-gap);
  background: var(--clr-white);
}

.contato-inner {
  max-width: 720px;
  margin-inline: auto;
  text-align: center;
}

.contato-subtitle {
  font-family: var(--ff-body);
  font-size: var(--fs-md);
  color: var(--clr-text-secondary);
  line-height: var(--lh-loose);
  margin-top: var(--space-4);
  margin-bottom: var(--space-12);
}

.contato-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  text-align: left;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-family: var(--ff-display);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--clr-text-secondary);
  letter-spacing: 0.01em;
}

.form-input {
  width: 100%;
  padding: 0.875rem 1.125rem;
  background: var(--clr-off-white);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  font-family: var(--ff-body);
  font-size: var(--fs-base);
  color: var(--clr-text-primary);
  transition: all var(--dur-fast) ease;
  outline: none;
}

.form-input::placeholder {
  color: var(--clr-text-muted);
}

.form-input:focus {
  border-color: var(--clr-green-mid);
  background: var(--clr-white);
  box-shadow: 0 0 0 3px rgba(77, 140, 99, 0.12);
}

.form-input.error {
  border-color: #c0392b;
  box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 130px;
  line-height: var(--lh-loose);
}

.form-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.form-note {
  font-family: var(--ff-body);
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
  letter-spacing: 0.02em;
}

/* Success and Error feedback frames */
.form-success,
.form-error {
  display: none;
  text-align: center;
  padding: var(--space-10);
  border-radius: var(--radius-xl);
  gap: var(--space-4);
  flex-direction: column;
  align-items: center;
}

.form-success.show,
.form-error.show {
  display: flex;
}
.form-success {
  background: var(--clr-green-tint);
  border: 1px solid var(--clr-green-pale);
}
.form-error {
  background: #fdf2f2;
  border: 1px solid #fad2d2;
}

/* ============================================================
   FOOTER – DARK MODE
============================================================ */
.site-footer {
  background: var(--clr-dark);
  color: var(--clr-text-inverse);
  padding-top: var(--space-20);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: clamp(2rem, 4vw, 4rem);
  padding-bottom: var(--space-16);
  border-bottom: 1px solid var(--clr-dark-border);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.footer-logo-link {
  display: inline-flex;
  align-self: flex-start;
}

.footer-logo {
  height: 180px;
  width: auto;
  display: block;
  opacity: 0.9;
  transition: opacity var(--dur-fast) ease;
}

.footer-logo-svg {
  width: calc(180px * (1280 / 960));
  height: 180px;
  overflow: hidden;
  flex-shrink: 0;
}

.footer-logo:hover {
  opacity: 1;
}

.footer-nav-title {
  font-family: var(--ff-display);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-text-inverse);
  margin-bottom: var(--space-5);
}

.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-link {
  font-family: var(--ff-body);
  font-size: var(--fs-sm);
  color: #8a8a82;
  transition: color var(--dur-fast) ease;
}

.footer-link:hover {
  color: var(--clr-green-light);
}

.footer-contact-list li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--ff-body);
  font-size: var(--fs-sm);
  color: #8a8a82;
}

.footer-contact-list li svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: var(--clr-green-mid);
}

.footer-bottom {
  background: rgba(0, 0, 0, 0.25);
  padding-block: var(--space-5);
}

.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.footer-cnpj {
  font-family: var(--ff-body);
  font-size: var(--fs-xs);
  color: #5c5c56;
  letter-spacing: 0.02em;
}
.footer-credits {
  font-family: var(--ff-body);
  font-size: var(--fs-xs);
  color: #5c5c56;
}
.footer-credits-link {
  color: var(--clr-green-light);
  font-weight: var(--fw-medium);
  transition: color var(--dur-fast) ease;
}
.footer-credits-link:hover {
  color: var(--clr-green-pale);
}

/* ============================================================
   LIGHTBOX E ELEMENTOS GLOBAIS
============================================================ */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(0, 0, 0, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8);
  animation: lb-in var(--dur-mid) ease;
}

.lightbox[hidden] {
  display: none;
}
@keyframes lb-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.lightbox-img {
  max-width: 90vw;
  max-height: 88vh;
  object-fit: contain;
  border-radius: var(--radius-lg);
  animation: lb-scale var(--dur-mid) var(--ease-out);
}

@keyframes lb-scale {
  from {
    transform: scale(0.94);
  }
  to {
    transform: scale(1);
  }
}

.lightbox-close {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  line-height: 1;
  color: rgba(255, 255, 255, 0.7);
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: all var(--dur-fast) ease;
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.12);
  color: var(--clr-white);
}

/* Floating WhatsApp Button */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background-color: #25d366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  z-index: 1000;
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease,
    background-color 0.3s ease;
}

.whatsapp-float:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
  background-color: #20ba56;
}

.whatsapp-float svg {
  width: 35px;
  height: 35px;
  fill: currentColor;
}

/* ============================================================
   RESPONSIVE
============================================================ */
@media (max-width: 1024px) {
  .diferenciais-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .portfolio-feature {
    grid-template-columns: 1fr;
  }
  .portfolio-feature-image {
    aspect-ratio: 16/9;
  }
  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand {
    grid-column: 1 / -1;
    flex-direction: row;
    align-items: flex-start;
    flex-wrap: wrap;
  }
}

@media (max-width: 768px) {
  :root {
    --header-h: 150px;
  }
  .hamburger {
    display: flex;
  }
  .site-header.scrolled.menu-open,
  .site-header.menu-open {
    background: var(--clr-white);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    box-shadow: none;
  }
  .nav-logo {
    transform: translateY(10px);
  }
  .logo-img {
    height: 80px;
  }
  .logo-svg {
    height: 80px;
    width: calc(80px * (1280 / 960));
  }
  .nav-links {
    position: fixed;
    inset: 0;
    padding-top: var(--header-h);
    background: var(--clr-white);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-8);
    transform: translateX(100%);
    transition: transform var(--dur-mid) var(--ease-out);
    z-index: 99;
  }
  .nav-links.open {
    transform: translateX(0);
  }
  .nav-link {
    font-size: var(--fs-lg);
  }
  .nav-cta {
    font-size: var(--fs-md);
    padding: 1rem 2rem;
  }
  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }
  .hero-stats {
    gap: var(--space-5);
  }
  .stat-divider {
    display: none;
  }
  .diferenciais-grid {
    grid-template-columns: 1fr;
  }
  .portfolio-feature {
    border-radius: 0;
  }
  .parceiros-grid {
    grid-template-columns: 1fr;
  }
  .parceiro-card {
    flex-direction: column;
    align-items: flex-start;
  }
  .sobre-inner {
    grid-template-columns: 1fr;
  }
  .sobre-metrics {
    grid-template-columns: repeat(3, 1fr);
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .footer-inner {
    grid-template-columns: 1fr;
  }
  .footer-brand {
    flex-direction: column;
  }
  .footer-bottom-inner {
    flex-direction: column;
    text-align: center;
  }
  .parceiros-mural {
    gap: var(--space-10);
    flex-direction: column;
  }
  .whatsapp-float {
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
  }
  .whatsapp-float svg {
    width: 28px;
    height: 28px;
  }
}

@media (max-width: 640px) {
  .hero-headline {
    font-size: clamp(26px, 8vw, 42px);
  }
  .hero-hl-mid {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    max-width: 100vw;
  }
  .hero-bike-scene {
    display: inline-flex;
  }
  .hero-que-garante {
    color: var(--clr-green-mid);
  }
  .hero-actions {
    flex-direction: column;
    align-items: center;
    width: 100%;
  }
  .hero-actions .btn {
    width: 100%;
    max-width: 320px;
    justify-content: center;
    text-align: center;
    white-space: normal;
    align-self: center;
  }
}

@media (max-width: 480px) {
  .sobre-metrics {
    grid-template-columns: 1fr;
  }
  .hero-headline {
    font-size: clamp(2.25rem, 10vw, 3rem);
  }
}

@media (max-width: 360px) {
  .hero-headline {
    font-size: clamp(22px, 7vw, 30px);
  }
}