/* ==========================================================================
   HORIZONTE MIX — ENGENHARIA LTDA
   Style System: Bold Construction Authority + Emerald Green & Gold Gradient
   Palette: Deep Emerald (#0A4833 / #062C1F), Gold Degradê (#E5C88E -> #9E7F4B),
            Clean Off-White (#F4F6F4) & Pure White (#FFFFFF)
   Typography: Montserrat (700/800 ExtraBold) & Plus Jakarta Sans (400/500/600/700)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@600;700;800;900&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
  /* Brand Colors from Horizonte Mix Logo */
  --color-green-primary: #0a4833;
  --color-green-deep: #062c1f;
  --color-green-darkest: #041e15;
  --color-green-accent: #126347;

  /* Gold Gradient & Tokens from Logo */
  --color-gold-light: #e5c88e;
  --color-gold-mid: #c6a66d;
  --color-gold-dark: #9e7f4b;
  --gradient-gold: linear-gradient(135deg, #e5c88e 0%, #c6a66d 50%, #9e7f4b 100%);
  --gradient-gold-bright: linear-gradient(135deg, #f3dca8 0%, #d4b475 50%, #b08f57 100%);
  --gradient-green: linear-gradient(135deg, #0d593f 0%, #0a4833 55%, #062c1f 100%);

  /* Neutral Surfaces & Text */
  --color-white: #ffffff;
  --color-light-bg: #f4f6f4;
  --color-light-border: #dde3df;
  --color-text-dark: #0f241c;
  --color-text-muted: #4a5d54;
  --color-text-light: #d5e0da;

  /* Typography */
  --font-heading: 'Montserrat', system-ui, -apple-system, sans-serif;
  --font-body: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;

  /* Layout & Spacing */
  --page-max-width: 1220px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;

  /* Shadows & Transitions */
  --shadow-card: 0 12px 32px rgba(6, 44, 31, 0.08);
  --shadow-card-hover: 0 18px 40px rgba(6, 44, 31, 0.16);
  --shadow-gold: 0 8px 24px rgba(198, 166, 109, 0.28);
  --transition-fast: 0.22s ease;
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-light-bg);
  color: var(--color-text-dark);
  line-height: 1.6;
  font-weight: 500;
  overflow-x: hidden;
}

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

ul, ol {
  list-style: none;
}

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

button, input, select, textarea {
  font: inherit;
}

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

.container {
  width: 100%;
  max-width: var(--page-max-width);
  margin: 0 auto;
  padding: 0 24px;
}

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

/* ==========================================================================
   Bold Industrial Typography (Construction Authority)
   ========================================================================== */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-green-deep);
  font-weight: 800;
  letter-spacing: -0.025em;
}

.section-eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-gold-dark);
  border-left: 4px solid var(--color-gold-mid);
  padding-left: 12px;
  margin-bottom: 14px;
  line-height: 1.2;
}

.section-eyebrow.eyebrow-gold {
  color: var(--color-gold-light);
  border-left-color: var(--color-gold-light);
}

.display-headline {
  font-family: var(--font-heading);
  font-size: clamp(2.25rem, 4.2vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--color-white);
}

.display-headline span.gold-highlight {
  background: var(--gradient-gold-bright);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.85rem, 3.2vw, 2.65rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--color-green-deep);
  margin-bottom: 16px;
}

.section-title.title-white {
  color: var(--color-white);
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 680px;
  margin: 0 auto 44px auto;
  line-height: 1.6;
  font-weight: 500;
}

.section-subtitle.subtitle-light {
  color: var(--color-text-light);
}

/* ==========================================================================
   Buttons — Gold Gradient with Color-Changing Hover
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  padding: 14px 26px;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  white-space: nowrap;
  border: 2px solid transparent;
  cursor: pointer;
}

/* Signature Gold Gradient Button — Changes Color on Hover */
.btn-gold {
  background: var(--gradient-gold);
  color: var(--color-green-darkest);
  box-shadow: var(--shadow-gold);
}

.btn-gold:hover {
  background: var(--color-green-primary);
  color: var(--color-white);
  border-color: var(--color-gold-light);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(10, 72, 51, 0.35);
}

/* On dark green sections, hovering the gold button turns it crisp white with deep green text */
.hero-slider-section .btn-gold:hover,
.products-section .btn-gold:hover,
.quote-section .btn-gold:hover,
.calc-result-box .btn-gold:hover {
  background: var(--color-white);
  color: var(--color-green-darkest);
  border-color: var(--color-gold-light);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.3);
}

/* Deep Green Solid Button — Turns Gold on Hover */
.btn-primary {
  background: var(--color-green-primary);
  color: var(--color-white);
  border-color: var(--color-green-primary);
}

.btn-primary:hover {
  background: var(--gradient-gold);
  color: var(--color-green-darkest);
  border-color: var(--color-gold-mid);
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}

/* Outlined Button on Dark Sections */
.btn-outline-light {
  background: rgba(255, 255, 255, 0.08);
  border: 2px solid rgba(229, 200, 142, 0.65);
  color: var(--color-white);
}

.btn-outline-light:hover {
  background: var(--gradient-gold);
  color: var(--color-green-darkest);
  border-color: transparent;
  transform: translateY(-2px);
}

/* Outlined Button on Light Sections */
.btn-inverted {
  background: var(--color-white);
  border: 2px solid var(--color-green-primary);
  color: var(--color-green-primary);
}

.btn-inverted:hover {
  background: var(--color-green-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 10px 20px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1rem;
}

/* ==========================================================================
   Sticky Navigation Bar
   ========================================================================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 2px solid rgba(198, 166, 109, 0.35);
  transition: box-shadow var(--transition-fast);
}

.navbar.scrolled {
  box-shadow: 0 8px 28px rgba(6, 44, 31, 0.1);
}

.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
  gap: 28px;
}

.brand-logo {
  display: flex;
  align-items: center;
}

.brand-logo img {
  height: 50px;
  width: auto;
  object-fit: contain;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-green-deep);
  position: relative;
  padding: 6px 0;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--gradient-gold);
  border-radius: 2px;
  transition: width var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-green-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.mobile-toggle {
  display: none;
  color: var(--color-green-deep);
  padding: 6px;
}

/* ==========================================================================
   Hero Slider Section (Dark Emerald Overlay + Bold Construction Headlines)
   ========================================================================== */
.hero-slider-section {
  position: relative;
  background-color: var(--color-green-darkest);
  overflow: hidden;
}

.slider-wrapper {
  position: relative;
  width: 100%;
  height: 650px;
}

.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.75s ease, visibility 0.75s ease;
  display: flex;
  align-items: center;
}

.slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 2;
}

.slide-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.slide-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.03);
  transition: transform 6s ease;
}

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

.slide-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    rgba(4, 30, 21, 0.94) 0%,
    rgba(6, 44, 31, 0.85) 52%,
    rgba(6, 44, 31, 0.35) 100%
  );
  z-index: 2;
}

.slide-content-container {
  position: relative;
  z-index: 3;
  width: 100%;
  max-width: var(--page-max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.slide-content {
  max-width: 660px;
}

.hero-description {
  font-size: 1.125rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.88);
  margin-top: 20px;
  margin-bottom: 34px;
  font-weight: 500;
}

.hero-buttons {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

/* Slider Arrows & Dots */
.slider-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(6, 44, 31, 0.75);
  backdrop-filter: blur(8px);
  border: 1.5px solid rgba(229, 200, 142, 0.45);
  color: var(--color-gold-light);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.slider-arrow:hover {
  background: var(--gradient-gold);
  color: var(--color-green-darkest);
  border-color: transparent;
}

.slider-prev {
  left: 24px;
}

.slider-next {
  right: 24px;
}

.slider-indicators {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 10px;
}

.indicator-dot {
  width: 12px;
  height: 6px;
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.35);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.indicator-dot.active {
  width: 36px;
  background: var(--gradient-gold);
}

/* ==========================================================================
   Trust Bar Section (Deep Green #062C1F with Gold Details)
   ========================================================================== */
.trust-section {
  background-color: var(--color-green-deep);
  padding: 40px 0;
  border-top: 3px solid var(--color-gold-mid);
  border-bottom: 1px solid rgba(229, 200, 142, 0.2);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.trust-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-left: 16px;
  border-left: 3px solid var(--color-gold-mid);
}

.trust-item h4 {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--color-white);
}

.trust-item p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.45;
}

/* ==========================================================================
   Quem Somos Section (Light Section #F4F6F4)
   ========================================================================== */
.about-section {
  padding: 96px 0;
  background-color: var(--color-light-bg);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 60px;
  align-items: center;
}

.about-visual {
  position: relative;
}

.about-main-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 3px solid var(--color-white);
}

.about-main-image img {
  width: 100%;
  height: 500px;
  object-fit: cover;
}

.about-badge-floating {
  position: absolute;
  bottom: 24px;
  left: 24px;
  right: 24px;
  background: var(--gradient-green);
  color: var(--color-white);
  padding: 20px 24px;
  border-radius: var(--radius-md);
  border-left: 5px solid var(--color-gold-light);
  box-shadow: 0 14px 32px rgba(4, 30, 21, 0.35);
}

.about-badge-floating .badge-number {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-gold-light);
  margin-bottom: 4px;
}

.about-badge-floating .badge-text {
  font-size: 0.9rem;
  color: var(--color-white);
  line-height: 1.45;
}

.about-lead {
  font-size: 1.15rem;
  color: var(--color-green-deep);
  font-weight: 700;
  line-height: 1.55;
  margin-bottom: 16px;
}

.about-paragraph {
  color: var(--color-text-muted);
  font-size: 1rem;
  line-height: 1.65;
  margin-bottom: 18px;
}

/* Pillars Grid */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 32px;
}

.pillar-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 22px;
  border-top: 4px solid var(--color-green-primary);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.pillar-card:hover {
  transform: translateY(-4px);
  border-top-color: var(--color-gold-mid);
}

.pillar-code {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--color-gold-dark);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 6px;
  display: block;
}

.pillar-card h3 {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--color-green-deep);
  margin-bottom: 8px;
}

.pillar-card p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ==========================================================================
   Produtos Section (Alternating Deep Brand Green #0A4833 Background)
   ========================================================================== */
.products-section {
  padding: 96px 0;
  background: var(--gradient-green);
  color: var(--color-white);
  position: relative;
}

.product-filters {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 48px;
}

.filter-btn {
  padding: 11px 22px;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 700;
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  border: 1.5px solid rgba(229, 200, 142, 0.3);
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  border-color: var(--color-gold-light);
  background-color: rgba(255, 255, 255, 0.18);
}

.filter-btn.active {
  background: var(--gradient-gold);
  color: var(--color-green-darkest);
  border-color: transparent;
  box-shadow: var(--shadow-gold);
}

/* 3-Column Product Cards */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.product-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  cursor: pointer;
  position: relative;
  border: 2px solid transparent;
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.22);
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.product-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-gold-light);
  box-shadow: 0 20px 44px rgba(0, 0, 0, 0.32);
}

.product-card-image {
  height: 240px;
  background-color: #eaedea;
  overflow: hidden;
  position: relative;
}

.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.product-card:hover .product-card-image img {
  transform: scale(1.06);
}

.product-card-body {
  padding: 26px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  color: var(--color-text-dark);
}

.product-category-label {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-gold-dark);
  margin-bottom: 6px;
}

.product-card-title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  line-height: 1.25;
  color: var(--color-green-deep);
  margin-bottom: 10px;
}

.product-card-desc {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.55;
  margin-bottom: 18px;
  flex-grow: 1;
}

.product-card-specs-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 9px 0;
  border-top: 1px solid var(--color-light-border);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.product-card-specs-row strong {
  color: var(--color-green-deep);
  font-weight: 700;
}

.product-card-action {
  margin-top: 16px;
}

.card-cta-btn {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 700;
  background: var(--color-green-primary);
  color: var(--color-white);
  transition: all var(--transition-fast);
}

.product-card:hover .card-cta-btn {
  background: var(--gradient-gold);
  color: var(--color-green-darkest);
}

/* ==========================================================================
   Product Modal / Dedicated Tab View
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(4, 30, 21, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal-container {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 980px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  border: 2px solid var(--color-gold-mid);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  transform: translateY(16px);
  transition: transform 0.25s ease;
}

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

.modal-close-btn {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: var(--color-green-deep);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background: var(--gradient-gold);
  color: var(--color-green-darkest);
}

.modal-tabs-nav {
  display: flex;
  background-color: var(--color-green-deep);
  overflow-x: auto;
  padding: 14px 60px 0 24px;
  gap: 8px;
  border-bottom: 3px solid var(--color-gold-mid);
}

.tab-nav-btn {
  padding: 10px 18px;
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.75);
  border-top-left-radius: var(--radius-sm);
  border-top-right-radius: var(--radius-sm);
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.tab-nav-btn:hover {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.1);
}

.tab-nav-btn.active {
  background: var(--gradient-gold);
  color: var(--color-green-darkest);
}

.modal-product-content {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 36px;
  padding: 36px;
}

.modal-main-img-box {
  background: var(--color-light-bg);
  border-radius: var(--radius-md);
  height: 340px;
  overflow: hidden;
  border: 1px solid var(--color-light-border);
}

.modal-main-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal-product-info h3 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-green-deep);
  margin-top: 4px;
  margin-bottom: 12px;
}

.modal-desc {
  font-size: 0.96rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 22px;
}

.modal-specs-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 24px;
  font-size: 0.92rem;
}

.modal-specs-table tr {
  border-bottom: 1px solid var(--color-light-border);
}

.modal-specs-table td {
  padding: 10px 0;
}

.modal-specs-table td:first-child {
  color: var(--color-text-muted);
  font-weight: 700;
  width: 38%;
}

.modal-specs-table td:last-child {
  color: var(--color-green-deep);
  font-weight: 600;
}

/* ==========================================================================
   Calculadora de Obra Section (Light Background #F4F6F4)
   ========================================================================== */
.calculator-section {
  padding: 96px 0;
  background-color: var(--color-light-bg);
}

.calculator-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 40px;
  max-width: 1040px;
  margin: 0 auto;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-light-border);
}

.calc-tabs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 36px;
}

.calc-tab-btn {
  padding: 12px 26px;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  background-color: var(--color-light-bg);
  color: var(--color-green-deep);
  border: 2px solid var(--color-light-border);
  transition: all var(--transition-fast);
}

.calc-tab-btn:hover {
  border-color: var(--color-green-primary);
}

.calc-tab-btn.active {
  background: var(--color-green-primary);
  color: var(--color-white);
  border-color: var(--color-green-primary);
}

.calc-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 36px;
  align-items: center;
}

.calc-inputs {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.input-group label {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-green-deep);
}

.input-group input,
.input-group select {
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--color-light-border);
  background-color: var(--color-light-bg);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-green-deep);
  transition: border-color var(--transition-fast);
}

.input-group input:focus,
.input-group select:focus {
  outline: none;
  border-color: var(--color-green-primary);
  background-color: var(--color-white);
}

.calc-result-box {
  background: var(--gradient-green);
  border-radius: var(--radius-lg);
  padding: 34px;
  color: var(--color-white);
  text-align: center;
  border: 2px solid rgba(229, 200, 142, 0.35);
}

.calc-result-box h4 {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--color-gold-light);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 10px;
}

.result-number {
  font-family: var(--font-heading);
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1;
  color: var(--color-white);
  margin-bottom: 8px;
}

.result-unit {
  font-size: 0.88rem;
  color: var(--color-text-light);
  margin-bottom: 20px;
}

.result-details {
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  padding-top: 16px;
  margin-bottom: 24px;
  font-size: 0.88rem;
  color: var(--color-text-light);
  text-align: left;
  line-height: 1.65;
}

.result-details strong {
  color: var(--color-gold-light);
  font-weight: 700;
}

/* ==========================================================================
   Seção de Orçamento (Deep Brand Green #062C1F + Gold Gradient Buttons)
   ========================================================================== */
.quote-section {
  padding: 96px 0;
  background-color: var(--color-green-deep);
  color: var(--color-white);
  border-top: 3px solid var(--color-gold-mid);
}

.quote-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 56px;
  align-items: center;
}

.quote-info p {
  font-size: 1.05rem;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 28px;
}

.quote-highlights {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 34px;
}

.highlight-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-white);
}

.highlight-item svg {
  color: var(--color-gold-light);
  flex-shrink: 0;
}

.quote-direct-cta {
  background: rgba(255, 255, 255, 0.06);
  border: 2px solid rgba(229, 200, 142, 0.4);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.direct-phone span {
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--color-gold-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  display: block;
  margin-bottom: 4px;
}

.direct-phone strong {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--color-white);
}

/* Quote Form Card */
.quote-form-card {
  background: var(--color-green-primary);
  border: 2px solid rgba(229, 200, 142, 0.3);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.28);
}

.quote-form-card h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 6px;
}

.quote-form-card p {
  font-size: 0.92rem;
  color: var(--color-text-light);
  margin-bottom: 24px;
}

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

.form-group {
  margin-bottom: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  color: var(--color-gold-light);
  font-weight: 700;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 13px 14px;
  border-radius: var(--radius-sm);
  border: 1.5px solid rgba(255, 255, 255, 0.25);
  background-color: rgba(4, 30, 21, 0.55);
  font-size: 0.95rem;
  color: var(--color-white);
  transition: border-color var(--transition-fast);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.form-group select option {
  background-color: var(--color-green-deep);
  color: var(--color-white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-gold-light);
}

.form-group textarea {
  resize: vertical;
  min-height: 82px;
}

/* ==========================================================================
   Localização & Mapa Google Interativo (Light Surface #F4F6F4)
   ========================================================================== */
.location-section {
  padding: 96px 0;
  background-color: var(--color-light-bg);
}

.location-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 36px;
  align-items: stretch;
}

.location-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-light-border);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.location-info-list {
  display: flex;
  flex-direction: column;
  gap: 22px;
  margin-top: 24px;
  margin-bottom: 28px;
}

.loc-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.loc-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: var(--color-green-primary);
  color: var(--color-gold-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.loc-details h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 800;
  color: var(--color-green-deep);
  margin-bottom: 2px;
}

.loc-details p {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.map-container {
  min-height: 450px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 3px solid var(--color-white);
  background: #e5e8e5;
}

.map-container iframe {
  width: 100%;
  height: 100%;
  min-height: 450px;
  border: 0;
  display: block;
}

/* ==========================================================================
   Rodapé Institucional (Darkest Emerald #041E15 — 3 Clean Columns)
   ========================================================================== */
.footer-institutional {
  background-color: var(--color-green-darkest);
  color: var(--color-white);
  padding-top: 72px;
  border-top: 4px solid var(--color-gold-mid);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr;
  gap: 48px;
  margin-bottom: 56px;
}

.footer-logo-box {
  display: inline-block;
  background: var(--color-white);
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  margin-bottom: 18px;
}

.footer-logo {
  height: 46px;
  width: auto;
  object-fit: contain;
}

.footer-brand p {
  color: var(--color-text-light);
  font-size: 0.94rem;
  line-height: 1.65;
  max-width: 380px;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-gold-light);
  margin-bottom: 20px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
  list-style: none;
  padding: 0;
}

.footer-links a {
  color: var(--color-text-light);
  font-size: 0.94rem;
  font-weight: 600;
  transition: color var(--transition-fast), transform var(--transition-fast);
  display: inline-block;
}

.footer-links a:hover {
  color: var(--color-gold-light);
  transform: translateX(4px);
}

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-contact-item {
  display: flex;
  gap: 12px;
  font-size: 0.94rem;
  color: var(--color-text-light);
  line-height: 1.45;
}

.footer-contact-item svg {
  color: var(--color-gold-light);
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-contact-item strong {
  color: var(--color-white);
  font-weight: 700;
}

.footer-contact-item a {
  color: var(--color-text-light);
  transition: color var(--transition-fast);
}

.footer-contact-item a:hover {
  color: var(--color-gold-light);
}

.social-links {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.social-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1.5px solid rgba(229, 200, 142, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold-light);
  transition: all var(--transition-fast);
}

.social-btn:hover {
  background: var(--gradient-gold);
  color: var(--color-green-darkest);
  border-color: transparent;
  transform: translateY(-2px);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
  color: var(--color-text-light);
}

/* ==========================================================================
   Floating WhatsApp Button (Icon-Only Circular Button)
   ========================================================================== */
.floating-whatsapp {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 9999;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: #25d366;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
  transition: transform var(--transition-fast), background-color var(--transition-fast);
}

.floating-whatsapp svg {
  width: 32px;
  height: 32px;
  fill: #ffffff;
}

.floating-whatsapp:hover {
  background-color: #1ebe57;
  transform: scale(1.08);
}

.toast-notification {
  position: fixed;
  bottom: 98px;
  right: 28px;
  background: var(--color-green-darkest);
  color: var(--color-white);
  border-left: 4px solid var(--color-gold-light);
  padding: 14px 22px;
  border-radius: var(--radius-sm);
  z-index: 2100;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.88rem;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.3);
  transform: translateY(20px);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
}

.toast-notification.show {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .about-grid,
  .quote-grid,
  .location-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .navbar-container {
    height: 68px;
  }
  .mobile-toggle {
    display: block;
  }
  .nav-menu {
    position: fixed;
    top: 68px;
    left: 0;
    width: 100%;
    background: var(--color-white);
    flex-direction: column;
    align-items: flex-start;
    padding: 24px;
    gap: 16px;
    border-bottom: 2px solid var(--color-gold-mid);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.12);
    transform: translateY(-130%);
    transition: transform var(--transition-smooth);
  }
  .nav-menu.open {
    transform: translateY(0);
  }
  .nav-actions {
    display: none;
  }
  .hero-slider-section,
  .slider-wrapper {
    height: 560px;
  }
  .slider-arrow {
    display: none;
  }
  .trust-grid,
  .pillars-grid,
  .products-grid,
  .calc-grid,
  .footer-top,
  .form-row {
    grid-template-columns: 1fr;
  }
  .modal-product-content {
    grid-template-columns: 1fr;
    padding: 24px;
  }
  .calculator-card,
  .quote-form-card,
  .location-card {
    padding: 24px;
  }
}