/* 
  Poliform 3D - B2B Repositioning stylesheet
  Corporate Color Palette:
  - Verde principal: #04BA68 (primary accent)
  - Verde secundário: #41874E (mid green)
  - Branco suave: #F4F4F4 (light text / backgrounds)
  - Grafite: #232323 (dark structures / foundations)
*/

:root {
  --color-primary: #04BA68;
  --color-primary-rgb: 4, 186, 104;
  --color-secondary: #41874E;
  --color-bg-darkest: #121212;
  --color-bg-darker: #1A1A1A;
  --color-bg-dark: #232323;
  --color-bg-light: #2E2E2E;
  --color-text-light: #F4F4F4;
  --color-text-muted: #A0A0A0;
  --color-border: #3A3A3A;
  --color-border-glow: rgba(4, 186, 104, 0.2);
  --color-danger: #E05C5C;
  --color-warning: #E0A95C;
  
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-tech: 'JetBrains Mono', monospace;
  
  --transition-speed: 0.25s;
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;
}

/* Reset & Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--color-bg-darkest);
  color: var(--color-text-light);
  font-family: var(--font-main);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Blueprint Grid Background */
.blueprint-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -2;
  background-color: #151515;
  background-image: 
    linear-gradient(rgba(4, 186, 104, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(4, 186, 104, 0.02) 1px, transparent 1px),
    linear-gradient(rgba(4, 186, 104, 0.007) 10px, transparent 10px),
    linear-gradient(90deg, rgba(4, 186, 104, 0.007) 10px, transparent 10px);
  background-size: 100px 100px, 100px 100px, 10px 10px, 10px 10px;
  pointer-events: none;
}

/* Typography & Links */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text-light);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-speed);
}

a:hover {
  color: var(--color-text-light);
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-primary), #3dbf87);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-scan {
  position: relative;
  display: inline-block;
}

.text-scan::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: -20%;
  width: 32%;
  background: linear-gradient(90deg, transparent, rgba(244, 244, 244, 0.28), transparent);
  transform: skewX(-18deg);
  animation: textScan 7s ease-in-out infinite;
  pointer-events: none;
}

.reveal-on-scroll {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  transition-delay: var(--reveal-delay, 0s);
}

.reveal-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Utility Layout Elements */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-divider {
  padding: 100px 0;
  border-bottom: 1px solid var(--color-border);
}

.section-header {
  margin-bottom: 60px;
  max-width: 700px;
}

.section-header.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-subtitle {
  font-family: var(--font-tech);
  font-size: 0.85rem;
  text-transform: uppercase;
  color: var(--color-primary);
  letter-spacing: 0.15em;
  display: block;
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.25rem;
  line-height: 1.2;
  margin-bottom: 20px;
}

.section-description {
  font-size: 1.1rem;
  color: var(--color-text-muted);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-speed) cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  border: 1px solid transparent;
  gap: 8px;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #121212;
}

.btn-primary:hover {
  background-color: #3dbf87;
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(4, 186, 104, 0.4);
}

.btn-secondary {
  background-color: transparent;
  border-color: var(--color-border);
  color: var(--color-text-light);
}

.btn-secondary:hover {
  background-color: var(--color-bg-light);
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.btn-submit {
  background-color: var(--color-primary);
  color: #121212;
  font-family: var(--font-tech);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
  width: 100%;
  padding: 16px;
  margin-top: 15px;
}

.btn-submit:hover {
  background-color: #3dbf87;
}

/* Header & Nav */
.main-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(26, 26, 26, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  padding: 16px 0;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  width: fit-content;
  padding: 6px 12px;
  background-color: #FFFFFF;
  border-radius: 10px;
}

.brand-logo {
  display: block;
  width: auto;
  height: 34px;
  max-width: 180px;
  object-fit: contain;
}

.brand-logo-footer {
  height: 40px;
  max-width: 200px;
}

.main-nav ul {
  display: flex;
  list-style: none;
  gap: 32px;
  align-items: center;
}

.main-nav a {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-weight: 500;
}

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

.btn-nav-secondary {
  padding: 6px 14px;
  font-size: 0.8rem;
  border-color: var(--color-primary-rgb);
  border: 1px solid rgba(4, 186, 104, 0.4);
  color: var(--color-primary);
  background-color: rgba(4, 186, 104, 0.03);
}

.btn-nav-secondary:hover {
  background-color: var(--color-primary);
  color: #121212;
  border-color: var(--color-primary);
}

.tech-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: rgba(44, 44, 44, 0.6);
  border: 1px solid var(--color-border);
  padding: 6px 12px;
  border-radius: 20px;
  font-family: var(--font-tech);
  font-size: 0.7rem;
  color: var(--color-text-muted);
}

.badge-status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-primary);
  box-shadow: 0 0 8px var(--color-primary);
  animation: pulse 2s infinite;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-text-light);
  cursor: pointer;
}

/* Mobile Nav Overlay */
.mobile-nav-overlay {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 320px;
  height: 100vh;
  z-index: 101;
  background-color: var(--color-bg-darker);
  border-left: 1px solid var(--color-border);
  box-shadow: -10px 0 30px rgba(0,0,0,0.5);
  transition: right 0.3s ease-in-out;
  padding: 40px 24px;
}

.mobile-nav-overlay.active {
  right: 0;
}

.mobile-menu-close {
  background: none;
  border: none;
  color: var(--color-text-light);
  cursor: pointer;
  float: right;
  margin-bottom: 40px;
}

.mobile-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 24px;
  clear: both;
}

.mobile-nav a {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-text-light);
  display: block;
}

/* Hero Section */
.hero-section {
  padding: 80px 0;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}

.hero-container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.tag-aux {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: rgba(4, 186, 104, 0.08);
  border: 1px solid rgba(4, 186, 104, 0.2);
  color: var(--color-primary);
  padding: 6px 14px;
  border-radius: var(--border-radius-sm);
  font-family: var(--font-tech);
  font-size: 0.8rem;
  margin-bottom: 24px;
  font-weight: 500;
  animation: fadeLift 0.8s ease-out 0.05s both;
}

.tag-icon {
  width: 14px;
  height: 14px;
}

.hero-title {
  font-size: 3.5rem;
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  animation: fadeLift 0.9s ease-out 0.15s both;
}

.hero-description {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  margin-bottom: 36px;
  max-width: 580px;
  animation: fadeLift 0.9s ease-out 0.28s both;
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
  animation: fadeLift 0.9s ease-out 0.4s both;
}

.hero-tech-specs {
  display: flex;
  gap: 32px;
  border-top: 1px dashed var(--color-border);
  padding-top: 24px;
  animation: fadeLift 0.9s ease-out 0.5s both;
}

.spec-item {
  display: flex;
  flex-direction: column;
}

.spec-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  font-family: var(--font-tech);
  margin-bottom: 4px;
}

.spec-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-light);
}

/* CAD visual container in Hero */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.cad-frame {
  position: relative;
  border: 1px solid var(--color-border);
  padding: 16px;
  background-color: var(--color-bg-darker);
  border-radius: var(--border-radius-md);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
  animation: heroCadFloat 1.2s ease-out 0.2s both;
}

.image-wrapper {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius-sm);
  aspect-ratio: 16/9;
  display: flex;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.wireframe-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(rgba(4, 186, 104, 0.08) 50%, transparent 50%),
              linear-gradient(90deg, rgba(4, 186, 104, 0.08) 50%, transparent 50%);
  background-size: 20px 20px;
  pointer-events: none;
  mix-blend-mode: color-dodge;
  opacity: 0.45;
}

/* CAD dimensions styling */
.cad-dimension {
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-tech);
  font-size: 0.7rem;
  color: var(--color-primary);
  opacity: 0.8;
}

.dim-top {
  top: -8px;
  left: 16px;
  right: 16px;
  height: 20px;
}

.dim-top .dim-line {
  flex-grow: 1;
  height: 1px;
  background-color: var(--color-primary);
  position: relative;
}

.dim-top .dim-line::before, .dim-top .dim-line::after {
  content: '';
  position: absolute;
  width: 1px;
  height: 8px;
  background-color: var(--color-primary);
  top: -4px;
}
.dim-top .dim-line::before { left: 0; }
.dim-top .dim-line::after { right: 0; }

.dim-top .dim-text {
  padding: 0 8px;
}

.dim-left {
  top: 16px;
  bottom: 16px;
  left: -20px;
  width: 20px;
  flex-direction: column;
}

.dim-left .dim-line {
  flex-grow: 1;
  width: 1px;
  background-color: var(--color-primary);
  position: relative;
}

.dim-left .dim-line::before, .dim-left .dim-line::after {
  content: '';
  position: absolute;
  height: 1px;
  width: 8px;
  background-color: var(--color-primary);
  left: -4px;
}
.dim-left .dim-line::before { top: 0; }
.dim-left .dim-line::after { bottom: 0; }

.dim-left .dim-text {
  padding: 8px 0;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
}

.cad-corners .corner {
  position: absolute;
  width: 12px;
  height: 12px;
  border: 2px solid var(--color-primary);
}

.corner.tl { top: -2px; left: -2px; border-right: none; border-bottom: none; }
.corner.tr { top: -2px; right: -2px; border-left: none; border-bottom: none; }
.corner.bl { bottom: -2px; left: -2px; border-right: none; border-top: none; }
.corner.br { bottom: -2px; right: -2px; border-left: none; border-top: none; }

.cad-coords {
  position: absolute;
  bottom: -22px;
  right: 8px;
  font-family: var(--font-tech);
  font-size: 0.65rem;
  color: var(--color-text-muted);
  display: flex;
  gap: 12px;
}

/* Seção de Abertura */
.intro-section {
  padding: 100px 0;
  border-bottom: 1px solid var(--color-border);
  background-color: rgba(18, 18, 18, 0.4);
}

.composition-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 50px;
}

.comp-card {
  background-color: var(--color-bg-darker);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 24px;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: all var(--transition-speed);
}

.comp-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 8px 30px rgba(4, 186, 104, 0.08);
}

.comp-icon-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--color-primary);
  margin-bottom: 20px;
}

.comp-icon-box i {
  width: 28px;
  height: 28px;
}

.comp-step {
  font-family: var(--font-tech);
  font-size: 1rem;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 2px;
}

.comp-title {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.comp-text {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: auto;
  padding-bottom: 24px;
}

/* CSS Vector Demos for Composition Cards */
.comp-visual-cad {
  background-color: var(--color-bg-darkest);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  padding: 12px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.cad-svg {
  width: 100%;
  height: 100%;
}

.comp-visual-print {
  background-color: var(--color-bg-darkest);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  padding: 12px;
  height: 80px;
  position: relative;
  overflow: hidden;
}

.print-nozzle-animation {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
}

.nozzle {
  position: absolute;
  width: 10px;
  height: 12px;
  background-color: var(--color-primary);
  clip-path: polygon(0 0, 100% 0, 70% 70%, 50% 100%, 30% 70%);
  animation: nozzleMove 3s infinite linear;
  top: 15px;
  left: 0;
}

.printed-layer {
  position: absolute;
  height: 3px;
  background-color: var(--color-secondary);
  top: 26px;
  left: 0;
  width: 0;
  animation: layerBuild 3s infinite linear;
  box-shadow: 0 0 6px var(--color-primary);
}

.comp-visual-specs {
  background-color: var(--color-bg-darkest);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  padding: 10px;
  height: 80px;
}

.specs-list {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
  font-family: var(--font-tech);
  font-size: 0.6rem;
}

.spec-row {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  padding-bottom: 2px;
}

.spec-row span:last-child {
  color: var(--color-primary);
}

.comp-visual-industrial {
  background-color: var(--color-bg-darkest);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  padding: 12px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.indicator.ok {
  background-color: rgba(4, 186, 104, 0.1);
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
  font-family: var(--font-tech);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  letter-spacing: 0.05em;
}

/* Solutions Section */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.solution-card {
  background-color: var(--color-bg-darker);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 32px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all var(--transition-speed);
}

.solution-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(4, 186, 104, 0.05);
}

.sol-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.sol-icon {
  width: 32px;
  height: 32px;
  color: var(--color-primary);
}

.sol-title {
  font-size: 1.25rem;
  font-weight: 600;
}

.sol-description {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 24px;
}

.sol-features {
  list-style: none;
  margin-bottom: 32px;
  margin-top: auto;
}

.sol-features li {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.sol-features li i {
  width: 14px;
  height: 14px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.btn-card-action {
  width: 100%;
  border-color: var(--color-border);
  color: var(--color-text-light);
  font-size: 0.85rem;
  padding: 10px;
  background-color: rgba(255, 255, 255, 0.02);
  justify-content: space-between;
}

.btn-card-action:hover {
  background-color: var(--color-primary);
  color: #121212;
  border-color: var(--color-primary);
}

.btn-card-action i {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-speed);
}

.btn-card-action:hover i {
  transform: translateX(4px);
}

/* Applications Section */
.applications-intro-box {
  background-color: rgba(224, 169, 92, 0.05);
  border: 1px dashed var(--color-warning);
  padding: 16px 24px;
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 48px;
  font-size: 0.95rem;
}

.info-icon {
  color: var(--color-warning);
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-top: 2px;
}

.applications-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.app-item {
  background-color: rgba(255, 255, 255, 0.01);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 24px;
  transition: all var(--transition-speed);
}

.app-item:hover {
  border-color: var(--color-primary);
  background-color: rgba(4, 186, 104, 0.02);
}

.app-title-box {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.app-title-box i {
  width: 20px;
  height: 20px;
}

.app-title-box h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text-light);
}

.app-item p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* Clients Section */
.clients-section {
  position: relative;
  background-color: #F4F4F4;
  padding: 96px 0;
  overflow: hidden;
}

.clients-section::before,
.clients-section::after {
  content: '';
  position: absolute;
  pointer-events: none;
  opacity: 0.08;
}

.clients-section::before {
  top: 36px;
  left: -40px;
  width: 240px;
  height: 240px;
  background-image:
    linear-gradient(#04BA68 1px, transparent 1px),
    linear-gradient(90deg, #04BA68 1px, transparent 1px);
  background-size: 24px 24px;
  transform: rotate(12deg);
}

.clients-section::after {
  right: -80px;
  bottom: 32px;
  width: 280px;
  height: 120px;
  border: 1px solid #04BA68;
  transform: rotate(-10deg);
}

.clients-shell {
  max-width: 760px;
  margin-bottom: 52px;
}

.clients-section .section-subtitle,
.clients-section .section-title {
  color: #232323;
}

.clients-section .section-description {
  color: #5F5F5F;
}

.clients-marquee {
  position: relative;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.clients-track {
  display: flex;
  align-items: center;
  gap: 40px;
  width: max-content;
  animation: clientsMarquee 36s linear infinite;
  will-change: transform;
}

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

.client-logo-item {
  flex: 0 0 auto;
}

.client-logo-frame {
  width: min(16vw, 220px);
  min-width: 180px;
  height: 92px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
}

.client-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  filter: none;
  opacity: 0.9;
  transition: transform 0.35s ease, opacity 0.35s ease, filter 0.35s ease;
}

.client-logo-frame:hover .client-logo {
  filter: none;
  opacity: 1;
  transform: scale(1.04);
}

.clients-mobile-scroll {
  display: none;
}

/* Cases Section */
.section-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 60px;
  flex-wrap: wrap;
  gap: 24px;
}

.section-header-row .section-header {
  margin-bottom: 0;
}

.cases-filter-container {
  display: flex;
  gap: 8px;
  border: 1px solid var(--color-border);
  padding: 4px;
  border-radius: var(--border-radius-sm);
  background-color: var(--color-bg-darker);
}

.filter-btn {
  background: none;
  border: none;
  color: var(--color-text-muted);
  padding: 8px 16px;
  font-family: var(--font-tech);
  font-size: 0.8rem;
  cursor: pointer;
  border-radius: 2px;
  transition: all var(--transition-speed);
}

.filter-btn:hover {
  color: var(--color-text-light);
}

.filter-btn.active {
  background-color: var(--color-primary);
  color: #121212;
  font-weight: 600;
}

.cases-list-grid {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.loading-spinner {
  text-align: center;
  padding: 60px 0;
  font-family: var(--font-tech);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.spin {
  animation: spin 1s infinite linear;
}

/* Editorial Case Card Styling */
.case-card {
  background-color: var(--color-bg-darker);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  min-height: 480px;
}

.case-visual-side {
  position: relative;
  overflow: hidden;
  background-color: #0d0d0d;
}

.case-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Confidential Overlay Design */
.case-confidential-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: repeating-linear-gradient(
    45deg,
    #1e1e1e,
    #1e1e1e 10px,
    #121212 10px,
    #121212 20px
  );
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px;
  text-align: center;
  border: 2px dashed var(--color-border);
}

.conf-icon-container {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: rgba(224, 169, 92, 0.08);
  border: 1px solid var(--color-warning);
  color: var(--color-warning);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.conf-icon-container i {
  width: 28px;
  height: 28px;
}

.conf-title {
  font-family: var(--font-tech);
  font-size: 1.1rem;
  letter-spacing: 0.1em;
  color: var(--color-warning);
  margin-bottom: 12px;
}

.conf-text {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  max-width: 280px;
  line-height: 1.5;
}

.case-content-side {
  padding: 40px;
  display: flex;
  flex-direction: column;
}

.case-header {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 24px;
  margin-bottom: 24px;
}

.case-meta {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 12px;
}

.case-segment {
  font-family: var(--font-tech);
  font-size: 0.75rem;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.case-badge-nda {
  background-color: rgba(224, 169, 92, 0.1);
  border: 1px solid var(--color-warning);
  color: var(--color-warning);
  font-family: var(--font-tech);
  font-size: 0.6rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 2px;
}

.case-project-name {
  font-size: 1.75rem;
  line-height: 1.25;
  margin-bottom: 6px;
}

.case-client-name {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.case-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 32px;
}

.body-section h4 {
  font-family: var(--font-tech);
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 6px;
  letter-spacing: 0.05em;
}

.body-section p {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

/* Case Specs Grid */
.case-specs-table {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  background-color: var(--color-bg-darkest);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  padding: 16px 20px;
  font-family: var(--font-tech);
  font-size: 0.75rem;
  margin-bottom: 24px;
}

.case-spec-cell {
  display: flex;
  flex-direction: column;
}

.case-spec-cell span:first-child {
  color: var(--color-text-muted);
  font-size: 0.65rem;
  text-transform: uppercase;
  margin-bottom: 2px;
}

.case-spec-cell span:last-child {
  color: var(--color-text-light);
  font-weight: 600;
}

.case-spec-cell.confidential-cell span:last-child {
  color: var(--color-warning);
  font-style: italic;
}

/* Testimonial Quote */
.case-testimonial {
  border-left: 3px solid var(--color-primary);
  padding-left: 20px;
  margin-top: auto;
}

.testimonial-text {
  font-size: 0.9rem;
  font-style: italic;
  color: var(--color-text-muted);
  margin-bottom: 12px;
}

.testimonial-author {
  font-size: 0.8rem;
  font-weight: 600;
}

.testimonial-role {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* Process Section */
.process-timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 60px;
}

.process-step-card {
  background-color: var(--color-bg-darker);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 32px;
  position: relative;
}

.step-number {
  position: absolute;
  top: -24px;
  left: 32px;
  background-color: var(--color-bg-darkest);
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-tech);
  font-weight: 700;
  font-size: 1.1rem;
  box-shadow: 0 0 15px rgba(4, 186, 104, 0.1);
}

.step-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin-top: 10px;
  margin-bottom: 12px;
}

.step-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* Technical Quote Form Section */
.quote-layout {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 60px;
  align-items: start;
}

.quote-info-side .section-header {
  margin-bottom: 40px;
}

.tech-points {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.point-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.point-item i {
  color: var(--color-primary);
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  margin-top: 4px;
}

.point-item h4 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.point-item p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.quote-form-side {
  background-color: var(--color-bg-darker);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: 40px;
  position: relative;
  overflow: hidden;
}

.tech-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

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

.form-group label {
  font-family: var(--font-tech);
  font-size: 0.72rem;
  text-transform: uppercase;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  font-weight: 600;
}

.tech-form input[type="text"],
.tech-form input[type="email"],
.tech-form input[type="tel"],
.tech-form input[type="number"],
.tech-form select,
.tech-form textarea {
  background-color: var(--color-bg-darkest);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  color: var(--color-text-light);
  padding: 12px 16px;
  font-family: var(--font-main);
  font-size: 0.9rem;
  transition: all var(--transition-speed);
  width: 100%;
}

.tech-form select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23A0A0A0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-size: 16px;
  padding-right: 40px;
}

.tech-form select option {
  background-color: var(--color-bg-darkest);
}

.tech-form input:focus,
.tech-form select:focus,
.tech-form textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 10px var(--color-border-glow);
}

/* File Upload drag and drop */
.file-upload-area {
  border: 2px dashed var(--color-border);
  border-radius: var(--border-radius-sm);
  padding: 30px 20px;
  text-align: center;
  cursor: pointer;
  background-color: rgba(255, 255, 255, 0.005);
  transition: all var(--transition-speed);
}

.file-upload-area:hover, .file-upload-area.drag-over {
  border-color: var(--color-primary);
  background-color: rgba(4, 186, 104, 0.01);
}

.upload-icon {
  width: 40px;
  height: 40px;
  color: var(--color-text-muted);
  margin-bottom: 12px;
  transition: color var(--transition-speed);
}

.file-upload-area:hover .upload-icon {
  color: var(--color-primary);
}

.upload-text {
  font-size: 0.88rem;
  color: var(--color-text-light);
  margin-bottom: 6px;
}

.upload-text .highlight {
  color: var(--color-primary);
  font-weight: 500;
}

.upload-formats {
  font-size: 0.72rem;
  color: var(--color-text-muted);
  font-family: var(--font-tech);
}

.hidden-file-input {
  display: none;
}

.uploaded-file-info {
  display: flex;
  align-items: center;
  gap: 12px;
  background-color: rgba(4, 186, 104, 0.05);
  border: 1px solid var(--color-primary);
  border-radius: var(--border-radius-sm);
  padding: 10px 16px;
  margin-top: 10px;
}

.file-ok-icon {
  width: 18px;
  height: 18px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.uploaded-file-info .file-name {
  font-family: var(--font-tech);
  font-size: 0.8rem;
  flex-grow: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.remove-file-btn {
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  display: flex;
  padding: 4px;
}

.remove-file-btn:hover {
  color: var(--color-danger);
}

.form-notice-alert {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 10px;
  line-height: 1.4;
}

.form-notice-alert i {
  width: 14px;
  height: 14px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 1px;
}

/* Success Overlay Layout */
.form-success-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-bg-darker);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  z-index: 10;
}

.success-box {
  text-align: center;
  max-width: 440px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.success-icon-container {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background-color: rgba(4, 186, 104, 0.08);
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.success-shield-icon {
  width: 36px;
  height: 36px;
}

.success-box h3 {
  font-size: 1.4rem;
  letter-spacing: -0.01em;
  margin-bottom: 12px;
}

.success-ticket {
  font-family: var(--font-tech);
  font-size: 0.8rem;
  color: var(--color-primary);
  background-color: rgba(4, 186, 104, 0.05);
  border: 1px dashed var(--color-primary);
  padding: 4px 12px;
  border-radius: var(--border-radius-sm);
  margin-bottom: 16px;
  font-weight: 700;
}

.success-text {
  font-size: 0.92rem;
  color: var(--color-text-light);
  margin-bottom: 16px;
  line-height: 1.5;
}

.success-next-step {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 32px;
  line-height: 1.5;
  border-top: 1px solid var(--color-border);
  padding-top: 16px;
}

.close-success-btn {
  width: 100%;
}

/* CTA Final Section */
.cta-final-section {
  background-color: var(--color-bg-darker);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 80px 0;
}

.cta-final-container {
  max-width: 1200px;
}

.cta-layout-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 40px;
  align-items: center;
}

.cta-title {
  font-size: 2rem;
  line-height: 1.2;
  margin-bottom: 16px;
}

.cta-text {
  font-size: 1.1rem;
  color: var(--color-text-muted);
}

.cta-action-side {
  display: flex;
  justify-content: flex-end;
}

.btn-large {
  padding: 16px 36px;
  font-size: 1.05rem;
  font-family: var(--font-tech);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Footer Section */
.main-footer {
  background-color: var(--color-bg-darkest);
  padding: 80px 0 0 0;
}

.footer-container {
  display: grid;
  grid-template-columns: 1.2fr 0.7fr 0.8fr 1.3fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-brand .logo {
  margin-bottom: 20px;
}

.footer-desc {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 24px;
  line-height: 1.6;
}

.footer-certifications {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.cert-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-tech);
  font-size: 0.7rem;
  color: var(--color-primary);
}

.cert-item i {
  width: 14px;
  height: 14px;
}

.footer-title {
  font-family: var(--font-tech);
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--color-text-light);
  letter-spacing: 0.05em;
  margin-bottom: 24px;
}

.footer-links ul, .footer-materials ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a, .footer-materials li {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

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

.footer-nda-notice {
  background-color: var(--color-bg-darker);
  border: 1px solid var(--color-border);
  padding: 24px;
  border-radius: var(--border-radius-md);
}

.nda-text {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 16px;
}

.nda-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: rgba(224, 169, 92, 0.08);
  border: 1px solid var(--color-warning);
  color: var(--color-warning);
  font-family: var(--font-tech);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 2px;
}

.nda-badge i {
  width: 12px;
  height: 12px;
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding: 24px 0;
  background-color: #0b0b0b;
}

.bottom-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.copyright {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.bottom-links {
  display: flex;
  gap: 24px;
}

.tech-link {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-family: var(--font-tech);
}

.tech-link:hover {
  color: var(--color-primary);
}

/* Animations */
@keyframes fadeLift {
  0% { opacity: 0; transform: translateY(22px); }
  100% { opacity: 1; transform: translateY(0); }
}

@keyframes heroCadFloat {
  0% { opacity: 0; transform: translateY(30px) scale(0.98); }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.15); opacity: 0.6; }
  100% { transform: scale(1); opacity: 1; }
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes nozzleMove {
  0% { left: 5px; top: 15px; }
  25% { left: 65%; top: 15px; }
  50% { left: 40%; top: 40px; }
  75% { left: 10px; top: 40px; }
  100% { left: 5px; top: 15px; }
}

@keyframes layerBuild {
  0% { width: 0; }
  25% { width: 65%; }
  50% { width: 85%; }
  75% { width: 100%; }
  100% { width: 0; }
}

@keyframes textScan {
  0%, 100% { left: -24%; opacity: 0; }
  8% { opacity: 1; }
  24% { left: 112%; opacity: 0; }
}

@keyframes clientsMarquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(calc(-50% - 20px)); }
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-visual {
    order: -1;
    max-width: 600px;
    margin: 0 auto;
  }
  .composition-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .solutions-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .case-card {
    grid-template-columns: 1fr;
    min-height: auto;
  }
  .quote-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .footer-container {
    grid-template-columns: repeat(2, 1fr);
  }
  .client-logo-frame {
    width: 200px;
    min-width: 200px;
  }
}

@media (max-width: 768px) {
  .main-nav, .tech-badge {
    display: none;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .hero-title {
    font-size: 2.5rem;
  }
  .section-title {
    font-size: 1.8rem;
  }
  .process-timeline {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .process-step-card {
    padding-top: 40px;
  }
  .step-number {
    top: -24px;
    left: 24px;
  }
  .cta-layout-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 24px;
  }
  .cta-action-side {
    justify-content: center;
  }
  .applications-grid {
    grid-template-columns: 1fr;
  }
  .logo {
    padding: 5px 10px;
  }
  .brand-logo {
    height: 30px;
    max-width: 156px;
  }
  .brand-logo-footer {
    height: 36px;
    max-width: 176px;
  }
  .clients-section {
    padding: 80px 0;
  }
  .clients-marquee {
    display: none;
  }
  .clients-mobile-scroll {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(180px, 72vw);
    gap: 18px;
    overflow-x: auto;
    padding-bottom: 10px;
    scrollbar-width: thin;
    scrollbar-color: rgba(35, 35, 35, 0.25) transparent;
    scroll-snap-type: x proximity;
  }
  .clients-mobile-scroll .client-logo-item {
    scroll-snap-align: start;
  }
  .client-logo-frame {
    width: 100%;
    min-width: 0;
    height: 88px;
    padding: 14px 16px;
  }
}

@media (max-width: 480px) {
  .composition-grid {
    grid-template-columns: 1fr;
  }
  .solutions-grid {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .footer-container {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .bottom-container {
    flex-direction: column;
    text-align: center;
    gap: 12px;
  }
  .clients-mobile-scroll {
    grid-auto-columns: minmax(170px, 78vw);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .tag-aux,
  .hero-title,
  .hero-description,
  .hero-actions,
  .hero-tech-specs,
  .cad-frame,
  .badge-status-dot,
  .nozzle,
  .printed-layer,
  .spin,
  .clients-track,
  .text-scan::after {
    animation: none !important;
  }

  .reveal-on-scroll {
    opacity: 1;
    transform: none;
    transition: none;
  }
}