/* =============================================================================
   OpenFrio — Design System & Stylesheet
   Mobile-first | Premium Industrial | Alta Conversão
   ============================================================================= */

/* ─── GOOGLE FONTS ─────────────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ─── VARIÁVEIS CSS ────────────────────────────────────────────────────────── */
:root {
  /* Cores Base - Azul Marinho */
  --bg:             #041528;
  --bg-2:           #07203b;
  --surface:        rgba(10, 35, 66, 0.7);
  --surface-2:      rgba(15, 45, 80, 0.8);
  --surface-3:      rgba(20, 55, 95, 0.9);
  --border:         rgba(255, 255, 255, 0.1);
  --border-2:       rgba(255, 255, 255, 0.2);

  /* Cores de Texto */
  --text:           #EEF2F7;
  --text-secondary: #8A9BB5;
  --text-muted:     #4A5568;
  --text-white:     #FFFFFF;

  /* Cor Principal — Azul Tecnológico */
  --primary:        #0EA5E9;
  --primary-dark:   #0284C7;
  --primary-glow:   rgba(14, 165, 233, 0.18);
  --primary-subtle: rgba(14, 165, 233, 0.08);

  /* WhatsApp */
  --wa:             #22C55E;
  --wa-dark:        #16A34A;
  --wa-glow:        rgba(34, 197, 94, 0.18);

  /* Feedback */
  --success:        #22C55E;
  --error:          #EF4444;
  --warning:        #F59E0B;

  /* Tipografia */
  --font:           'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* 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;

  /* Border Radius */
  --radius-sm:  6px;
  --radius:     10px;
  --radius-md:  14px;
  --radius-lg:  20px;
  --radius-xl:  28px;
  --radius-full: 9999px;

  /* Sombras */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.4), 0 1px 2px rgba(0,0,0,0.3);
  --shadow:     0 4px 16px rgba(0,0,0,0.5);
  --shadow-lg:  0 10px 40px rgba(0,0,0,0.6);
  --shadow-xl:  0 20px 60px rgba(0,0,0,0.7);
  --shadow-primary: 0 4px 20px rgba(14, 165, 233, 0.25);
  --shadow-wa:  0 4px 20px rgba(34, 197, 94, 0.25);

  /* Transições */
  --transition:      all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);

  /* Layout */
  --container:  1280px;
  --header-h:   72px;
}

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

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

body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: linear-gradient(135deg, #041528 0%, #0b3b6a 50%, #1c92d2 100%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

button, input, select, textarea {
  font-family: var(--font);
  font-size: inherit;
}

ul, ol {
  list-style: none;
}

/* ─── UTILITÁRIOS ──────────────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--space-5);
}

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

/* ─── BADGE ────────────────────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.badge--evaporador {
  background: rgba(14, 165, 233, 0.12);
  color: var(--primary);
  border: 1px solid rgba(14, 165, 233, 0.2);
}

.badge--condensadora {
  background: rgba(168, 85, 247, 0.12);
  color: #A855F7;
  border: 1px solid rgba(168, 85, 247, 0.2);
}

/* ─── BOTÕES ───────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  white-space: nowrap;
  text-decoration: none;
  position: relative;
  overflow: hidden;
  max-width: 100%;
}

.btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}

.btn--primary {
  background: var(--primary);
  color: #fff;
  box-shadow: var(--shadow-primary);
}

.btn--primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 28px rgba(14, 165, 233, 0.4);
}

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

.btn--ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-2);
}

.btn--ghost:hover {
  background: var(--surface-2);
  border-color: var(--primary);
  color: var(--primary);
}

.btn--wa {
  background: var(--wa);
  color: #fff;
  box-shadow: var(--shadow-wa);
}

.btn--wa:hover {
  background: var(--wa-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 28px rgba(34, 197, 94, 0.4);
}

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: 1rem;
  border-radius: var(--radius-md);
}

.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: 0.8rem;
}

.btn--full {
  width: 100%;
}

/* ─── HEADER ───────────────────────────────────────────────────────────────── */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(9, 11, 13, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition-slow);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.header__logo img {
  height: 36px;
  width: auto;
  object-fit: contain;
}

.header__logo-text {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-white);
  letter-spacing: -0.02em;
}

.header__logo-text span {
  color: var(--primary);
}

.header__cta {
  display: none;
}

/* ─── HERO ─────────────────────────────────────────────────────────────────── */
.hero {
  min-height: 100svh;
  padding-top: var(--header-h);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  background: transparent;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background:
    radial-gradient(ellipse 70% 50% at 50% 0%, rgba(14, 165, 233, 0.07) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 90% 60%, rgba(168, 85, 247, 0.04) 0%, transparent 60%);
  pointer-events: none;
}

.hero__inner {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding-block: var(--space-10) var(--space-12);
  gap: var(--space-10);
}

.hero__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  max-width: 600px;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary);
}

.hero__eyebrow::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}

.hero__title {
  font-size: clamp(2rem, 6vw, 3.4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text-white);
}

.hero__title mark {
  background: none;
  color: var(--primary);
}

.hero__subtitle {
  font-size: clamp(1rem, 2.5vw, 1.15rem);
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 480px;
}

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

.hero__image-wrap {
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  position: relative;
  aspect-ratio: 4/3;
}

.hero__image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero__image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(9, 11, 13, 0.3) 0%,
    transparent 50%,
    rgba(14, 165, 233, 0.05) 100%
  );
  pointer-events: none;
}

/* Slider de imagens no hero */
.hero-slider {
  width: 100%;
  height: 100%;
  position: relative;
  background: var(--bg-2);
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.8s ease-in-out;
  overflow: hidden;
}

.hero-slide.active {
  opacity: 1;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.05);
  transition: transform 6s ease-out;
}

.hero-slide.active img {
  transform: scale(1);
}

.hero__image-tag {
  position: absolute;
  bottom: var(--space-3);
  left: var(--space-3);
  background: rgba(9, 11, 13, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--text);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
}

/* ─── BUSCA HERO ───────────────────────────────────────────────────────────── */
.hero-search {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-top: var(--space-4);
}

.hero-search__label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-3);
  display: block;
}

.hero-search__field {
  display: flex;
  gap: var(--space-2);
}

.hero-search__input-wrap {
  position: relative;
  flex: 1;
}

.hero-search__icon {
  position: absolute;
  left: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
  width: 18px;
  height: 18px;
}

.hero-search__input {
  width: 100%;
  padding: var(--space-3) var(--space-4) var(--space-3) calc(var(--space-4) + 26px);
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 0.95rem;
  transition: var(--transition);
}

.hero-search__input::placeholder {
  color: var(--text-muted);
}

.hero-search__input:focus {
  outline: none;
  border-color: var(--primary);
  background: var(--surface);
  box-shadow: 0 0 0 3px var(--primary-subtle);
}

.hero-search__result {
  margin-top: var(--space-4);
  display: none;
  animation: fadeIn 0.2s ease;
}

.hero-search__result.visible {
  display: block;
}

.search-found {
  background: var(--primary-subtle);
  border: 1px solid rgba(14, 165, 233, 0.25);
  border-radius: var(--radius);
  padding: var(--space-4) var(--space-5);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.search-found__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.search-found__type {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary);
  font-weight: 600;
}

.search-found__model {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-white);
  font-feature-settings: 'tnum';
}

.search-not-found {
  background: rgba(239, 68, 68, 0.07);
  border: 1px solid rgba(239, 68, 68, 0.2);
  border-radius: var(--radius);
  padding: var(--space-4) var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.search-not-found p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ─── SELETOR INTELIGENTE ──────────────────────────────────────────────────── */
.selector {
  padding-block: var(--space-16) var(--space-12);
  background: rgba(0, 0, 0, 0.15);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.section-label::before {
  content: '';
  display: block;
  width: 20px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}

.section-title {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-white);
  line-height: 1.2;
  margin-bottom: var(--space-10);
}

.selector__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.selector__card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-8) var(--space-6);
  cursor: pointer;
  transition: var(--transition-slow);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  position: relative;
  overflow: hidden;
  text-align: left;
}

.selector__card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  opacity: 0;
  transition: var(--transition);
}

.selector__card--evap::before {
  background: var(--primary);
}

.selector__card--cond::before {
  background: #A855F7;
}

.selector__card:hover {
  background: var(--surface-2);
  border-color: var(--border-2);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.selector__card:hover::before {
  opacity: 1;
}

.selector__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.selector__card--evap .selector__icon {
  background: var(--primary-subtle);
  color: var(--primary);
}

.selector__card--cond .selector__icon {
  background: rgba(168, 85, 247, 0.08);
  color: #A855F7;
}

.selector__icon svg {
  width: 26px;
  height: 26px;
}

.selector__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-white);
  letter-spacing: -0.01em;
}

.selector__desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
  flex: 1;
}

.selector__count {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.selector__btn {
  margin-top: auto;
  font-size: 0.8rem;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  transition: var(--transition);
}

.selector__card--evap .selector__btn {
  background: var(--primary-subtle);
  color: var(--primary);
  border: 1px solid rgba(14, 165, 233, 0.2);
}

.selector__card--cond .selector__btn {
  background: rgba(168, 85, 247, 0.08);
  color: #A855F7;
  border: 1px solid rgba(168, 85, 247, 0.2);
}

/* ─── CATÁLOGO ─────────────────────────────────────────────────────────────── */
.catalog {
  padding-block: var(--space-16);
}

.catalog__header {
  margin-bottom: var(--space-10);
}

.catalog__controls {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.catalog__filters {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.filter-btn {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  border: 1px solid var(--border-2);
  background: transparent;
  color: var(--text-secondary);
  transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.catalog__search-wrap {
  position: relative;
  max-width: 360px;
}

.catalog__search-icon {
  position: absolute;
  left: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
  width: 16px;
  height: 16px;
}

.catalog__search {
  width: 100%;
  padding: var(--space-3) var(--space-4) var(--space-3) calc(var(--space-4) + 24px);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  color: var(--text);
  font-size: 0.875rem;
  transition: var(--transition);
}

.catalog__search::placeholder { color: var(--text-muted); }

.catalog__search:focus {
  outline: none;
  border-color: var(--primary);
  background: var(--surface-2);
  box-shadow: 0 0 0 3px var(--primary-subtle);
}

.catalog__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.catalog__count {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: var(--space-6);
  margin-top: var(--space-2);
}

/* ─── PRODUCT CARD ─────────────────────────────────────────────────────────── */
.product-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-slow);
  display: flex;
  flex-direction: column;
  animation: fadeIn 0.25s ease;
}

.product-card:hover {
  border-color: var(--border-2);
  background: var(--surface-2);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.product-card__img {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--bg-2);
  position: relative;
  border-bottom: 1px solid var(--border);
}

.product-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.product-card:hover .product-card__img img {
  transform: scale(1.03);
}

.product-card__img-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-2);
}

.product-card__img-placeholder svg {
  width: 36px;
  height: 36px;
  color: var(--border-2);
  opacity: 0.6;
}

.product-card__body {
  padding: var(--space-5);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.product-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
}

.product-card__model {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-white);
  letter-spacing: -0.01em;
  font-feature-settings: 'tnum';
  line-height: 1.3;
}

.product-card__category {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.4;
  flex: 1;
}

.product-card__footer {
  margin-top: var(--space-2);
}

.product-card__cta {
  width: 100%;
  padding: var(--space-3);
  background: transparent;
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.03em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
}

.product-card__cta:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  box-shadow: var(--shadow-primary);
}

.catalog__empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--space-16) var(--space-8);
  display: none;
}

.catalog__empty.visible {
  display: block;
}

.catalog__empty svg {
  width: 48px;
  height: 48px;
  color: var(--text-muted);
  margin: 0 auto var(--space-4);
}

.catalog__empty p {
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
}

/* ─── SEÇÃO FORMULÁRIO ─────────────────────────────────────────────────────── */
.quote-section {
  padding-block: var(--space-16);
  background: rgba(0, 0, 0, 0.15);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.quote-section__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-10);
}

.quote-section__copy {
  max-width: 480px;
}

.quote-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

/* ─── FORM ELEMENTS ────────────────────────────────────────────────────────── */
.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

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

.form-group--full {
  grid-column: 1 / -1;
}

.form-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.03em;
}

.form-label span.required {
  color: var(--primary);
  margin-left: 2px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 0.95rem;
  transition: var(--transition);
  line-height: 1.5;
}

.form-select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%234A5568' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 16px;
  padding-right: calc(var(--space-4) + 20px);
  cursor: pointer;
}

.form-textarea {
  resize: vertical;
  min-height: 90px;
}

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

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  background: var(--surface);
  box-shadow: 0 0 0 3px var(--primary-subtle);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
  border-color: var(--error);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-error {
  font-size: 0.75rem;
  color: var(--error);
  display: none;
  align-items: center;
  gap: var(--space-1);
}

.form-error.visible {
  display: flex;
}

.form-checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  cursor: pointer;
}

.form-checkbox {
  width: 18px;
  height: 18px;
  border-radius: 4px;
  border: 2px solid var(--border-2);
  background: var(--bg-2);
  cursor: pointer;
  flex-shrink: 0;
  margin-top: 2px;
  accent-color: var(--primary);
}

.form-checkbox-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.form-checkbox-label a {
  color: var(--primary);
  text-decoration: underline;
}

.form-selected-model {
  background: var(--primary-subtle);
  border: 1px solid rgba(14, 165, 233, 0.2);
  border-radius: var(--radius);
  padding: var(--space-3) var(--space-4);
  margin-bottom: var(--space-4);
  display: none;
  align-items: center;
  gap: var(--space-3);
}

.form-selected-model.visible {
  display: flex;
}

.form-selected-model__label {
  font-size: 0.75rem;
  color: var(--primary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.form-selected-model__value {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-white);
  font-feature-settings: 'tnum';
}

/* ─── SEÇÃO TÉCNICA ────────────────────────────────────────────────────────── */
.about-section {
  padding-block: var(--space-16);
  text-align: center;
}

.about-section__text {
  max-width: 600px;
  margin: var(--space-6) auto 0;
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ─── SEÇÃO ESPECIALISTA ───────────────────────────────────────────────────── */
.specialist-section {
  padding-block: var(--space-12);
  margin-block: var(--space-8);
  background: linear-gradient(135deg, rgba(14,165,233,0.06) 0%, rgba(168,85,247,0.04) 100%);
  border-top: 1px solid rgba(14, 165, 233, 0.15);
  border-bottom: 1px solid rgba(14, 165, 233, 0.1);
  text-align: center;
}

.specialist-section .section-title {
  margin-bottom: var(--space-4);
}

.specialist-section__subtitle {
  max-width: 480px;
  margin: 0 auto var(--space-8);
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.7;
}

/* ─── GLOBAL CTA ─────────────────────────────────────────────────────────────── */
.global-cta {
  padding-block: var(--space-10);
  text-align: center;
  display: flex;
  justify-content: center;
}

.global-cta .container {
  display: flex;
  justify-content: center;
  width: 100%;
}

.global-cta .btn {
  white-space: normal;
  word-break: break-word;
  padding-inline: var(--space-6);
}

/* ─── FOOTER ───────────────────────────────────────────────────────────────── */
.footer {
  background: rgba(0, 0, 0, 0.25);
  border-top: 1px solid var(--border);
  padding-block: var(--space-10) var(--space-6);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

.footer__brand img {
  height: 32px;
  margin-bottom: var(--space-4);
  width: auto;
  object-fit: contain;
}

.footer__brand-text {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-white);
  margin-bottom: var(--space-4);
}

.footer__tagline {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 300px;
}

.footer__contact-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

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

.footer__contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--text-secondary);
  font-size: 0.875rem;
  transition: var(--transition);
}

.footer__contact-item:hover {
  color: var(--primary);
}

.footer__contact-item svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: var(--primary);
}

.footer__bottom {
  padding-top: var(--space-6);
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__copy {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer__links {
  display: flex;
  gap: var(--space-5);
  flex-wrap: wrap;
}

.footer__links a {
  font-size: 0.8rem;
  color: var(--text-muted);
  transition: var(--transition);
}

.footer__links a:hover {
  color: var(--primary);
}

/* ─── MODAL ────────────────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  padding: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal {
  width: 100%;
  max-width: 580px;
  max-height: 95svh;
  background: var(--surface);
  border-top-left-radius: var(--radius-xl);
  border-top-right-radius: var(--radius-xl);
  border: 1px solid var(--border);
  border-bottom: none;
  overflow-y: auto;
  transform: translateY(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  padding: var(--space-6);
  padding-bottom: calc(var(--space-6) + env(safe-area-inset-bottom));
}

.modal-overlay.active .modal {
  transform: translateY(0);
}

.modal__handle {
  width: 36px;
  height: 4px;
  background: var(--border-2);
  border-radius: var(--radius-full);
  margin: 0 auto var(--space-6);
}

.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
  gap: var(--space-4);
}

.modal__title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-white);
  letter-spacing: -0.01em;
}

.modal__close {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}

.modal__close:hover {
  background: var(--error);
  border-color: var(--error);
  color: #fff;
}

.modal__close svg {
  width: 16px;
  height: 16px;
}

.modal__selected {
  background: var(--primary-subtle);
  border: 1px solid rgba(14, 165, 233, 0.25);
  border-radius: var(--radius);
  padding: var(--space-4) var(--space-5);
  margin-bottom: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.modal__selected-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
}

.modal__selected-model {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-white);
  font-feature-settings: 'tnum';
}

/* ─── TOAST / NOTIFICAÇÕES ─────────────────────────────────────────────────── */
.toast-container {
  position: fixed;
  top: calc(var(--header-h) + var(--space-4));
  right: var(--space-4);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-width: calc(100% - var(--space-8));
}

.toast {
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  padding: var(--space-4) var(--space-5);
  font-size: 0.875rem;
  color: var(--text);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  animation: slideInRight 0.3s ease, fadeOut 0.3s ease 2.7s forwards;
  max-width: 380px;
}

.toast--success { border-color: rgba(34,197,94,0.3); }
.toast--error   { border-color: rgba(239,68,68,0.3); }

.toast svg {
  width: 18px; height: 18px;
  flex-shrink: 0;
}

.toast--success svg { color: var(--success); }
.toast--error   svg { color: var(--error);   }

/* ─── SUCCESS STATE ────────────────────────────────────────────────────────── */
.form-success {
  text-align: center;
  padding: var(--space-10) var(--space-6);
  display: none;
  flex-direction: column;
  align-items: center;
  gap: var(--space-5);
}

.form-success.visible {
  display: flex;
}

.form-success__icon {
  width: 64px;
  height: 64px;
  background: rgba(34, 197, 94, 0.1);
  border: 2px solid rgba(34, 197, 94, 0.3);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--success);
}

.form-success__icon svg {
  width: 32px;
  height: 32px;
}

.form-success__title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-white);
}

.form-success__text {
  color: var(--text-secondary);
  font-size: 0.9rem;
  max-width: 320px;
  line-height: 1.7;
}

/* ─── BARRA FLUTUANTE MOBILE ───────────────────────────────────────────────── */
.mobile-bar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 200;
  display: flex;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  padding-bottom: calc(var(--space-3) + env(safe-area-inset-bottom));
  background: rgba(9, 11, 13, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--border);
}

.mobile-bar .btn {
  flex: 1;
  padding: var(--space-3) var(--space-2);
  font-size: 0.82rem;
}

/* ─── ANIMAÇÕES ────────────────────────────────────────────────────────────── */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

@keyframes fadeOut {
  from { opacity: 1; }
  to   { opacity: 0; pointer-events: none; }
}

/* ─── DIVIDER ──────────────────────────────────────────────────────────────── */
.divider {
  height: 1px;
  background: var(--border);
  margin-block: var(--space-4);
}

/* ─── LOADING SPINNER ──────────────────────────────────────────────────────── */
.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.2);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: none;
}

.spinner.visible {
  display: inline-block;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ─── HIDDEN ───────────────────────────────────────────────────────────────── */
[hidden], .hidden {
  display: none !important;
}

/* =============================================================================
   MOBILE: < 768px
   ============================================================================= */
@media (max-width: 767px) {
  .global-cta .btn {
    font-size: 0.9rem;
    padding: var(--space-3) var(--space-4);
    line-height: 1.3;
  }

  .footer__links {
    gap: var(--space-3) var(--space-4);
    justify-content: center;
  }

  .footer__links a {
    font-size: 0.75rem;
  }

  .footer__bottom {
    align-items: center;
    text-align: center;
  }
}

/* =============================================================================
   TABLET: 768px+
   ============================================================================= */
@media (min-width: 768px) {
  .container {
    padding-inline: var(--space-8);
  }

  /* Header */
  .header__cta {
    display: flex;
    gap: var(--space-3);
  }

  /* Hero */
  .hero__actions {
    flex-direction: row;
  }

  /* Selector */
  .selector__grid {
    grid-template-columns: 1fr 1fr;
  }

  /* Catalog */
  .catalog__controls {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .catalog__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Quote */
  .form-grid {
    grid-template-columns: 1fr 1fr;
  }

  /* Footer */
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }

  /* Modal */
  .modal-overlay {
    align-items: center;
    padding: var(--space-4);
  }

  .modal {
    border-radius: var(--radius-xl);
    border-bottom: 1px solid var(--border);
    transform: translateY(20px) scale(0.97);
    max-height: 90vh;
  }

  .modal-overlay.active .modal {
    transform: translateY(0) scale(1);
  }

  /* Mobile bar hidden on tablet */
  .mobile-bar {
    display: none;
  }
}

/* =============================================================================
   DESKTOP: 1024px+
   ============================================================================= */
@media (min-width: 1024px) {
  /* Hero */
  .hero__inner {
    flex-direction: row;
    align-items: center;
    min-height: calc(100svh - var(--header-h));
    padding-block: var(--space-16);
    gap: var(--space-12);
  }

  .hero__content {
    flex: 1;
    max-width: 560px;
  }

  .hero__image-wrap {
    flex: 1;
    aspect-ratio: unset;
    height: 520px;
  }

  /* Quote section 2-col */
  .quote-section__inner {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--space-16);
  }

  .quote-section__copy {
    flex: 1;
    position: sticky;
    top: calc(var(--header-h) + var(--space-8));
  }

  .quote-form {
    flex: 1.5;
    padding: var(--space-8);
  }

  /* Catalog */
  .catalog__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  /* Footer */
  .footer__grid {
    grid-template-columns: 2fr 1fr;
  }
}

/* =============================================================================
   LARGE DESKTOP: 1280px+
   ============================================================================= */
@media (min-width: 1280px) {
  .catalog__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ─── SCROLLBAR ESTILIZADA ─────────────────────────────────────────────────── */
::-webkit-scrollbar        { width: 6px; }
::-webkit-scrollbar-track  { background: var(--bg); }
::-webkit-scrollbar-thumb  { background: var(--border-2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

/* ─── SELEÇÃO DE TEXTO ─────────────────────────────────────────────────────── */
::selection {
  background: var(--primary-glow);
  color: var(--text-white);
}