/* ============================================
   2W Motos e Bikes – One Page Institucional
   Tema: variáveis no :root para fácil edição
   ============================================ */

:root {
  /* Cores – base neutra premium + destaque */
  --color-bg: #f6f6f7;
  --color-bg-alt: #ffffff;
  --color-surface: #ffffff;
  --color-text: #171717;
  --color-text-muted: #525252;
  --color-accent: #374151;
  --color-accent-hover: #1f2937;
  --color-accent-light: rgba(55, 65, 81, 0.1);
  --color-border: #e4e4e7;
  --color-header-bg: rgba(255, 255, 255, 0.98);
  --color-footer-bg: #0f0f0f;
  --color-footer-text: #e4e4e7;
  --color-footer-muted: #a1a1aa;

  /* Tipografia */
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --text-xs: 0.8125rem;
  --text-sm: 1rem;
  --text-base: 1.125rem;
  --text-lg: 1.25rem;
  --text-xl: 1.5rem;
  --text-2xl: 2rem;
  --text-3xl: 2.5rem;
  --text-hero: clamp(1.625rem, 4vw, 2.875rem);

  /* Espaçamento – ritmo vertical consistente */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 5rem;
  --section-padding: clamp(3.5rem, 8vw, 5.5rem);
  --section-padding-sm: clamp(2.5rem, 5vw, 3.5rem);

  /* Bordas e sombras – mais definição */
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.1);

  /* Focus – acessibilidade */
  --focus-ring: 2px solid var(--color-accent);
  --focus-offset: 3px;

  /* Transições */
  --transition: 0.2s ease;
  --transition-slow: 0.3s ease;
}

/* Reset básico */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-main);
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
}

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

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

a:hover {
  text-decoration: underline;
}

a:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

/* Container */
.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* ========== BOTÕES ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-lg);
  font-family: var(--font-main);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: 0.01em;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.btn:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

.btn--primary {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.btn--primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: #fff;
  text-decoration: none;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-text-muted);
}

.btn--outline:hover {
  background: var(--color-accent-light);
  border-color: var(--color-accent);
  color: var(--color-accent);
  text-decoration: none;
}

.btn--small {
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--text-xs);
}

.btn--lg {
  padding: var(--space-md) var(--space-xl);
  font-size: var(--text-base);
}

.btn svg,
.btn i {
  width: 1.25em;
  height: 1.25em;
}

/* ========== HEADER ========== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-header-bg);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(8px);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: nowrap;
  gap: var(--space-md);
  max-width: 1120px;
  margin: 0 auto;
  padding: var(--space-sm) var(--space-md);
  min-height: 120px;
}

.header__logo {
  display: flex;
  align-items: center;
  flex-shrink: 1;
  min-width: 0;
  color: var(--color-text);
}

.header__logo:hover {
  text-decoration: none;
  opacity: 0.85;
}

.header__logo img {
  display: block;
  height: 90px;
  width: auto;
  max-width: 416px;
  object-fit: contain;
  object-position: left center;
  transition: opacity var(--transition);
}

.header__toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--color-text);
}

.header__toggle:hover {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

.header__toggle:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

.header__toggle .icon-close {
  display: none;
}

.header.is-open .header__toggle .icon-menu {
  display: none;
}

.header.is-open .header__toggle .icon-close {
  display: block;
}

.nav {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: var(--space-md);
}

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  flex-shrink: 0;
}

.nav__link {
  color: var(--color-text);
  font-weight: 500;
}

.nav__link:hover {
  color: var(--color-accent);
  text-decoration: none;
}

.nav__link:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
  border-radius: var(--radius-sm);
}

.header__cta {
  flex-shrink: 0;
}

/* Overlay do menu mobile (backdrop) – só em viewport mobile */
.nav-overlay {
  display: none;
}

@media (max-width: 768px) {
  .nav-overlay {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.35);
    z-index: 98;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-slow);
  }

  .header.is-open .nav-overlay {
    opacity: 1;
    pointer-events: auto;
  }
}

@media (max-width: 768px) {
  .header__toggle {
    display: flex;
  }

  .nav {
    flex-direction: column;
    align-items: stretch;
    flex-wrap: wrap;
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(320px, 88vw);
    max-width: 100%;
    background: var(--color-surface);
    padding: var(--space-3xl) var(--space-xl);
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.08);
    transform: translateX(100%);
    transition: transform var(--transition-slow);
    z-index: 99;
    overflow-y: auto;
  }

  .header.is-open .nav {
    transform: translateX(0);
  }

  .nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .nav__list li {
    border-bottom: 1px solid var(--color-border);
  }

  .nav__link {
    display: block;
    padding: var(--space-md) 0;
    font-size: var(--text-base);
  }

  .header__cta {
    margin-left: 0;
    margin-top: var(--space-lg);
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 360px) {
  .header__inner {
    padding: var(--space-sm) var(--space-sm);
  }

  .header__logo img {
    height: 77px;
    max-width: 320px;
  }
}

/* ========== HERO ========== */
.hero {
  padding: var(--section-padding) 0;
  background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
  opacity: 0.6;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.hero__title {
  font-size: var(--text-hero);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-md);
  color: var(--color-text);
}

.hero__subtitle {
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-xl);
  max-width: 480px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.hero__chips li {
  padding: var(--space-xs) var(--space-md);
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: 999px;
  border: 1px solid rgba(55, 65, 81, 0.2);
}

.hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero__carousel {
  width: 100%;
  max-width: 440px;
  aspect-ratio: 4/3;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  background: var(--color-border);
}

.hero__carousel-inner {
  position: relative;
  width: 100%;
  height: 100%;
}

.hero__carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.6s ease;
}

.hero__carousel-slide.active {
  opacity: 1;
  z-index: 1;
}

@media (max-width: 768px) {
  .hero {
    padding: var(--section-padding-sm) 0;
  }

  .hero__grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    text-align: center;
  }

  .hero__title {
    margin-bottom: var(--space-sm);
  }

  .hero__subtitle {
    max-width: none;
    margin-bottom: var(--space-lg);
  }

  .hero__actions {
    justify-content: center;
    margin-bottom: var(--space-lg);
  }

  .hero__chips {
    justify-content: center;
  }

  .hero__carousel {
    max-width: 100%;
    order: -1;
  }
}

@media (max-width: 360px) {
  .hero__actions {
    flex-direction: column;
    width: 100%;
  }

  .hero__actions .btn {
    width: 100%;
  }
}

@media (min-width: 1280px) {
  .hero__grid {
    gap: var(--space-3xl);
  }
}

/* ========== SEÇÕES ========== */
.section {
  padding: var(--section-padding) 0;
  background: var(--color-bg);
}

.section--light {
  background: var(--color-bg-alt);
}

.section__title {
  font-size: var(--text-2xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-md);
  color: var(--color-text);
}

.section__lead {
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-xl);
  max-width: 640px;
}

.section__lead--small {
  margin-bottom: var(--space-lg);
}

@media (min-width: 1280px) {
  .section {
    padding: var(--space-3xl) 0;
  }
}

@media (max-width: 360px) {
  .section {
    padding: var(--section-padding-sm) 0;
  }

  .section__title {
    font-size: 1.5rem;
  }
}

/* Fade-in ao entrar na viewport (classes aplicadas via JS). Só esconde se JS estiver ativo. */
.js-reveal .section .section__title,
.js-reveal .section .card,
.js-reveal .section .about__text,
.js-reveal .section .contact-card {
  opacity: 0;
}

.section.reveal .section__title,
.section.reveal .card,
.section.reveal .about__text,
.section.reveal .contact-card {
  animation: fadeInUp 0.5s ease forwards;
}

.section .card:nth-child(1) { animation-delay: 0.1s; }
.section .card:nth-child(2) { animation-delay: 0.2s; }
.section .card:nth-child(3) { animation-delay: 0.3s; }
.section .card:nth-child(4) { animation-delay: 0.15s; }
.section .card:nth-child(5) { animation-delay: 0.25s; }

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ========== SOBRE ========== */
.about__content {
  margin-bottom: var(--space-xl);
}

.about__text {
  margin: 0 0 var(--space-sm);
  color: var(--color-text-muted);
  max-width: 640px;
}

/* ========== CARDS ========== */
.cards {
  display: grid;
  gap: var(--space-lg);
}

.cards--three {
  grid-template-columns: repeat(3, 1fr);
}

.cards--grid {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
}

.card {
  background: var(--color-surface);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-slow), transform var(--transition-slow), border-color var(--transition);
}

.card:hover {
  border-color: rgba(55, 65, 81, 0.25);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.card:focus-within {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

.card__icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-light);
  color: var(--color-accent);
  border-radius: var(--radius);
  margin-bottom: var(--space-md);
}

.card__icon svg,
.card__icon i {
  width: 26px;
  height: 26px;
}

.card__title {
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 var(--space-xs);
}

.card__text {
  font-size: var(--text-sm);
  line-height: 1.55;
  color: var(--color-text-muted);
  margin: 0;
}

@media (max-width: 768px) {
  .cards--three {
    grid-template-columns: 1fr;
  }

  .cards--grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 360px) {
  .card {
    padding: var(--space-md);
  }
}

@media (min-width: 1280px) {
  .cards--three {
    gap: var(--space-xl);
  }
}

/* ========== MARCAS ========== */
.brands {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.brands__item {
  padding: var(--space-sm) var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-weight: 600;
  font-size: var(--text-sm);
}

.brands__note {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin: 0;
  max-width: 640px;
}

/* ========== LOCALIZAÇÃO ========== */
.location {
  margin-bottom: var(--space-lg);
}

.location__address {
  font-style: normal;
  margin-bottom: var(--space-md);
  line-height: 1.7;
}

.map-wrapper {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.map-wrapper iframe {
  display: block;
}

/* ========== CONTATO ========== */
.section--contact .section__lead {
  margin-bottom: var(--space-lg);
}

.contact__cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.contact-card {
  background: var(--color-surface);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.contact-card svg,
.contact-card i {
  width: 24px;
  height: 24px;
  color: var(--color-accent);
}

.contact-card__label {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

.contact-card__value {
  font-weight: 500;
  color: var(--color-text);
}

.contact-card__value[href]:hover {
  color: var(--color-accent);
  text-decoration: none;
}

.contact-card .btn {
  margin-top: var(--space-xs);
  align-self: flex-start;
}

/* ========== FORMULÁRIO ========== */
.form-wrapper {
  background: var(--color-surface);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  max-width: 520px;
}

.form__title {
  font-size: var(--text-xl);
  font-weight: 600;
  margin: 0 0 var(--space-lg);
}

.form__group {
  margin-bottom: var(--space-md);
}

.form__group label {
  display: block;
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.form__group input,
.form__group textarea {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-main);
  font-size: var(--text-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color var(--transition);
}

.form__group input:focus,
.form__group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

.form__group input:focus-visible,
.form__group textarea:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 2px;
}

.form__group input::placeholder,
.form__group textarea::placeholder {
  color: var(--color-text-muted);
}

.form__group textarea {
  resize: vertical;
  min-height: 100px;
}

.form__optional {
  font-weight: 400;
  color: var(--color-text-muted);
}

.form__error {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-accent);
  margin-top: var(--space-xs);
}

.form__error--global {
  margin-bottom: var(--space-sm);
}

.form__error--global[hidden] {
  display: none !important;
}

.form__group.is-invalid input,
.form__group.is-invalid textarea {
  border-color: var(--color-accent);
}

.form__success {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-weight: 500;
  border-radius: var(--radius);
}

.form__success[hidden] {
  display: none !important;
}

/* ========== RODAPÉ ========== */
.footer {
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding: var(--space-xl) 0;
}

.footer__inner {
  display: grid;
  gap: var(--space-md);
  text-align: center;
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.footer__brand strong {
  font-size: var(--text-lg);
}

.footer__legal {
  font-size: var(--text-xs);
  color: var(--color-footer-muted);
  margin: var(--space-sm) 0 0;
}

.footer__links {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
}

.footer__links a {
  color: var(--color-footer-text);
}

.footer__links a:hover {
  color: #fff;
  text-decoration: none;
}

.footer__links a:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
  color: #fff;
}

.footer__note {
  font-size: var(--text-xs);
  color: var(--color-footer-muted);
  margin: 0;
}

/* ========== BOTÃO FLUTUANTE WHATSAPP ========== */
.float-whatsapp {
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  width: 56px;
  height: 56px;
  background: #25d366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  z-index: 90;
  transition: transform var(--transition);
}

.float-whatsapp:hover {
  transform: scale(1.05);
  color: #fff;
  text-decoration: none;
}

.float-whatsapp:focus-visible {
  outline: 2px solid #25d366;
  outline-offset: var(--focus-offset);
}

.float-whatsapp svg,
.float-whatsapp i {
  width: 28px;
  height: 28px;
}

/* ========== VOLTAR AO TOPO ========== */
.back-to-top {
  position: fixed;
  bottom: var(--space-lg);
  left: var(--space-lg);
  width: 48px;
  height: 48px;
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow);
  z-index: 90;
  transition: background var(--transition), color var(--transition);
}

.back-to-top:hover {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

.back-to-top:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

.back-to-top[hidden] {
  display: none !important;
}

.back-to-top svg,
.back-to-top i {
  width: 24px;
  height: 24px;
}

@media (max-width: 480px) {
  .back-to-top {
    left: var(--space-sm);
    bottom: calc(var(--space-lg) + 60px);
    width: 44px;
    height: 44px;
  }

  .float-whatsapp {
    right: var(--space-sm);
    bottom: var(--space-sm);
    width: 52px;
    height: 52px;
  }

  .float-whatsapp svg,
  .float-whatsapp i {
    width: 26px;
    height: 26px;
  }
}

@media (max-width: 360px) {
  .container {
    padding: 0 var(--space-sm);
  }

  .back-to-top {
    left: var(--space-xs);
    bottom: calc(var(--space-md) + 56px);
  }

  .float-whatsapp {
    right: var(--space-xs);
    bottom: var(--space-xs);
  }
}

@media (min-width: 1280px) {
  .container {
    padding: 0 var(--space-xl);
  }
}