/* ==========================================================================
   Vertex Studio - Minimalist Premium Design System & Stylesheet
   Designed with Vercel & Linear Aesthetics (Strictly No Emojis)
   ========================================================================== */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

/* --- Root Variables --- */
:root {
  /* Color Palette */
  --bg-deep: #030303;
  --bg-dark: #070708;
  --bg-card: rgba(255, 255, 255, 0.01);
  --bg-card-hover: rgba(255, 255, 255, 0.02);
  
  --border-light: rgba(255, 255, 255, 0.03);
  --border-medium: rgba(255, 255, 255, 0.06);
  --border-glow: rgba(255, 255, 255, 0.12);
  
  --text-primary: #ffffff;
  --text-secondary: #8e9196; /* Sleek slate gray */
  --text-muted: #525457; /* Darker slate for subtle details */
  --text-bright: #e2e8f0; /* Soft white */
  
  --metallic-gradient: linear-gradient(180deg, #ffffff 0%, #a1a1aa 100%);
  --metallic-glow: 0 0 30px rgba(255, 255, 255, 0.08);
  --glass-shadow: 0 10px 40px 0 rgba(0, 0, 0, 0.9);
  
  /* Fonts */
  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-deep);
  color: var(--text-secondary);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
  position: relative;
  background-color: var(--bg-deep);
}

/* Background Grid Overlay & Glows */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image: 
    radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.002) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.002) 1px, transparent 1px);
  background-size: 120px 120px, 40px 40px, 40px 40px;
  z-index: -2;
  pointer-events: none;
}

.body-glow {
  position: absolute;
  width: 900px;
  height: 900px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.012) 0%, transparent 70%);
  top: 15%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: -1;
  filter: blur(120px);
}

.body-glow-2 {
  position: absolute;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.008) 0%, transparent 70%);
  top: 65%;
  left: 15%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: -1;
  filter: blur(100px);
}

/* --- Scrollbar Customization --- */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-deep);
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.06);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.15);
}

/* --- Typography Helpers --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  font-weight: 700;
  letter-spacing: -0.03em;
}

p {
  line-height: 1.7;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

/* --- Layout Utility Classes --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 3rem;
}

.section-padding {
  padding: 10rem 0;
}

.text-gradient {
  background: var(--metallic-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

/* --- Premium Buttons --- */
.btn-group {
  display: flex;
  gap: 1.25rem;
  justify-content: center;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.6rem;
  border-radius: 6px;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
  gap: 0.5rem;
  letter-spacing: -0.01em;
}

.btn-primary {
  background: #ffffff;
  color: #000000;
  border: 1px solid #ffffff;
}

.btn-primary:hover {
  background: #e2e8f0;
  border-color: #e2e8f0;
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(255, 255, 255, 0.08);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.01);
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.03);
  border-color: var(--border-glow);
  transform: translateY(-1px);
}

/* --- Glassmorphism Card Base --- */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  box-shadow: var(--glass-shadow);
  transition: var(--transition-normal);
}

.glass-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-medium);
  transform: translateY(-2px);
  box-shadow: var(--glass-shadow), 0 0 30px rgba(255, 255, 255, 0.01);
}

/* --- Navigation Header --- */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  display: flex;
  align-items: center;
  z-index: 100;
  background: rgba(3, 3, 3, 0.3);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  transition: var(--transition-normal);
}

header.scrolled {
  height: 70px;
  background: rgba(3, 3, 3, 0.8);
  border-bottom: 1px solid var(--border-medium);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--text-primary);
  text-transform: uppercase;
}

.logo-icon {
  height: 28px;
  width: auto;
  display: flex;
  align-items: center;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 2.5rem;
  align-items: center;
}

nav ul li a {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: -0.01em;
}

nav ul li a:hover,
nav ul li a.active {
  color: var(--text-primary);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  font-size: 1.5rem;
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 100px;
  text-align: center;
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 850px;
}

.badge-launch {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-medium);
  padding: 0.4rem 1.1rem;
  border-radius: 100px;
  font-size: 0.8rem;
  color: var(--text-bright);
  font-family: var(--font-heading);
  font-weight: 500;
  margin-bottom: 2.5rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.6);
  cursor: pointer;
  transition: var(--transition-normal);
  letter-spacing: -0.01em;
}

.badge-launch:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border-glow);
  transform: translateY(-1px);
}

.badge-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 0 0 8px #ffffff;
  animation: pulse-dot 2.5s infinite;
}

.hero h1 {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.04em;
  margin-bottom: 1.8rem;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 3rem auto;
  line-height: 1.7;
}

.tech-ticker {
  margin-top: 6rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.tech-ticker p {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 600;
}

.tech-ticker-items {
  display: flex;
  gap: 2.5rem;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  opacity: 0.55;
  letter-spacing: 0.02em;
}

/* --- About (Sobre) Section --- */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about-text h2 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.about-text p {
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 2.5rem;
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.stat-card {
  padding: 2.2rem;
  text-align: center;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 0.4rem;
  letter-spacing: -0.03em;
  background: var(--metallic-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* --- Services Section --- */
.section-header {
  max-width: 650px;
  margin: 0 auto 6rem auto;
  text-align: center;
}

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 1.25rem;
  line-height: 1.2;
}

.section-header p {
  font-size: 1.05rem;
  color: var(--text-secondary);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.service-card {
  padding: 3rem;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.service-icon {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  margin-bottom: 2rem;
  transition: var(--transition-normal);
}

.service-icon svg {
  stroke-width: 1.2px;
}

.service-card:hover .service-icon {
  background: #ffffff;
  color: #000000;
}

.service-card h3 {
  font-size: 1.4rem;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.service-card p {
  color: var(--text-secondary);
  margin-bottom: 2.2rem;
  font-size: 0.95rem;
  flex-grow: 1;
}

.service-benefits {
  list-style: none;
  margin-bottom: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.service-benefits li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: var(--text-bright);
}

.service-benefits li svg {
  color: var(--text-muted);
  stroke-width: 1.5px;
}

/* --- Portfolio Section --- */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.portfolio-card {
  overflow: hidden;
}

.portfolio-image-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: 11px 11px 0 0;
  border-bottom: 1px solid var(--border-light);
  background: #09090b;
}

.portfolio-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

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

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(3, 3, 3, 0.75);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-normal);
}

.portfolio-card:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-overlay span {
  padding: 0.65rem 1.4rem;
  background: #ffffff;
  color: #000000;
  border-radius: 4px;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.85rem;
  transform: translateY(10px);
  transition: var(--transition-normal);
}

.portfolio-card:hover .portfolio-overlay span {
  transform: translateY(0);
}

.portfolio-details {
  padding: 2.2rem;
}

.portfolio-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.portfolio-details h3 {
  font-size: 1.4rem;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.portfolio-details p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* --- Process Section --- */
.process-timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding-left: 2.5rem;
}

.process-timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 6px;
  width: 1px;
  height: 100%;
  background: linear-gradient(to bottom, var(--border-medium), var(--border-light) 50%, transparent);
}

.process-step {
  position: relative;
  margin-bottom: 4rem;
}

.process-step:last-child {
  margin-bottom: 0;
}

.process-node {
  position: absolute;
  left: -2.5rem;
  top: 0;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--bg-deep);
  border: 2px solid var(--text-primary);
  z-index: 5;
  transform: translateX(-3px);
}

.process-content {
  padding: 2.5rem;
}

.process-step-num {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
}

.process-content h3 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.process-content p {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 0.95rem;
}

/* --- Differentiators Section --- */
.diff-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1.5rem;
}

.diff-card-img {
  grid-column: span 2;
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid var(--border-light);
  box-shadow: var(--glass-shadow);
  transition: var(--transition-normal);
  background: var(--bg-card);
  display: block;
  width: 100%;
}

.diff-card-img img {
  width: 100%;
  height: auto;
  display: block;
  transition: var(--transition-normal);
}

.diff-card-img:hover img {
  transform: scale(1.02);
}

.diff-card-img:hover {
  border-color: var(--border-medium);
  transform: translateY(-4px);
  box-shadow: var(--glass-shadow), 0 0 30px rgba(255, 255, 255, 0.015);
}

.diff-card-img:nth-child(4),
.diff-card-img:nth-child(5) {
  grid-column: span 3;
}

/* --- FAQ Section --- */
.faq-container {
  max-width: 750px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  border: 1px solid var(--border-light);
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg-card);
  transition: var(--transition-normal);
}

.faq-item:hover {
  border-color: var(--border-medium);
}

.faq-header {
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  user-select: none;
}

.faq-header h3 {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.faq-icon {
  display: flex;
  align-items: center;
  color: var(--text-secondary);
  transition: transform 0.3s ease;
}

.faq-icon svg {
  stroke-width: 1.5px;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  color: var(--text-primary);
}

.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1), padding 0.4s ease;
  padding: 0 2rem;
}

.faq-item.active .faq-content {
  padding: 0 2rem 2rem 2rem;
}

.faq-content p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.7;
}

/* --- Contact Redesign (Only WhatsApp & Email) --- */
.contact-section-redesign {
  text-align: center;
}

.contact-cards-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  max-width: 900px;
  margin: 4rem auto 0 auto;
}

.contact-card-premium {
  padding: 4rem 3rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.contact-card-premium .contact-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-medium);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  margin-bottom: 2rem;
  transition: var(--transition-normal);
}

.contact-card-premium:hover .contact-icon {
  background: #ffffff;
  color: #000000;
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
}

.contact-card-premium .contact-icon svg {
  stroke-width: 1.2px;
}

.contact-card-premium h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.contact-card-premium p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.contact-link-value {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2rem;
  letter-spacing: -0.01em;
}

/* --- Footer --- */
footer {
  border-top: 1px solid var(--border-light);
  padding: 5rem 0 3rem 0;
  background: #020202;
  position: relative;
  z-index: 10;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4rem;
}

.footer-nav {
  display: flex;
  gap: 3.5rem;
  list-style: none;
}

.footer-nav a {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.01);
}

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

.social-links {
  display: flex;
  gap: 1.5rem;
}

.social-links a {
  color: var(--text-muted);
  font-size: 1.1rem;
  transition: var(--transition-fast);
}

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

/* --- Launch Overlay Modal --- */
.overlay-launch-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.overlay-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(3, 3, 3, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: var(--transition-slow);
}

.overlay-container {
  position: relative;
  z-index: 1000;
  width: 90%;
  max-width: 640px;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.96) translateY(15px);
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  padding: 4rem 3.5rem;
  border-radius: 12px;
}

.overlay-launch-wrapper.active .overlay-container {
  transform: scale(1) translateY(0);
}

.overlay-close-btn {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-fast);
}

.overlay-close-btn:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
  border-color: var(--border-medium);
}

.overlay-close-btn svg {
  width: 16px;
  height: 16px;
}

.overlay-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-medium);
  padding: 0.4rem 1rem;
  border-radius: 100px;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-bright);
  margin-bottom: 2rem;
  letter-spacing: 0.04em;
}

.overlay-badge svg {
  width: 12px;
  height: 12px;
  stroke-width: 2px;
}

.overlay-container h2 {
  font-size: 2.2rem;
  line-height: 1.2;
  margin-bottom: 1.25rem;
  letter-spacing: -0.03em;
}

.overlay-subtitle {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-bright);
  margin-bottom: 1.5rem;
}

.overlay-subtitle strong {
  color: var(--text-primary);
}

.overlay-description {
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: 2.2rem;
}

.overlay-grid-checklist {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.checklist-item {
  background: rgba(255, 255, 255, 0.005);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 1.2rem;
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--text-bright);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.checklist-item svg {
  width: 18px;
  height: 18px;
  color: var(--text-primary);
  stroke-width: 1.5px;
}

.overlay-benefits {
  border-top: 1px solid var(--border-light);
  padding-top: 2rem;
  margin-bottom: 3rem;
}

.overlay-benefits-title {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1.25rem;
}

.benefits-options {
  display: flex;
  gap: 0.75rem;
}

.benefit-pill {
  flex: 1;
  background: rgba(255, 255, 255, 0.01);
  border: 1px solid var(--border-light);
  padding: 0.8rem 1rem;
  border-radius: 6px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-bright);
  text-align: center;
  transition: var(--transition-normal);
}

.benefit-pill:hover {
  border-color: var(--border-medium);
  background: rgba(255, 255, 255, 0.02);
}

.overlay-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1rem;
  gap: 2rem;
}

.overlay-slots {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.03);
  padding: 0.5rem 1rem;
  border-radius: 6px;
  border: 1px solid var(--border-medium);
}

.overlay-slots-number {
  background: var(--metallic-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* --- Scroll Animation Reveals --- */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* --- Responsive Media Queries --- */

@media (max-width: 1024px) {
  .hero h1 {
    font-size: 3.25rem;
  }
  .about-grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }
  .services-grid, .portfolio-grid, .contact-cards-container {
    grid-template-columns: 1fr;
  }
  .diff-grid {
    grid-template-columns: 1fr 1fr;
  }
  .diff-card-img {
    grid-column: span 1 !important;
  }
  .diff-card-img:nth-child(5) {
    grid-column: span 2 !important;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 2rem;
  }
  .section-padding {
    padding: 7rem 0;
  }
  .hero h1 {
    font-size: 2.5rem;
  }
  .hero-subtitle {
    font-size: 1.05rem;
  }
  .btn-group {
    flex-direction: column;
    width: 100%;
  }
  .btn {
    width: 100%;
  }
  
  /* Mobile Menu Toggles */
  .mobile-menu-toggle {
    display: block;
  }
  
  nav {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    height: calc(100vh - 80px);
    background: var(--bg-deep);
    z-index: 90;
    padding: 4rem 2rem;
    transform: translateX(100%);
    transition: var(--transition-normal);
    border-top: 1px solid var(--border-light);
  }
  
  nav.active {
    transform: translateX(0);
  }
  
  nav ul {
    flex-direction: column;
    gap: 2.5rem;
    align-items: flex-start;
  }
  
  nav ul li a {
    font-size: 1.2rem;
    display: block;
  }
  
  .overlay-container {
    padding: 3rem 2rem;
  }
  
  .overlay-grid-checklist {
    grid-template-columns: 1fr;
  }
  
  .benefits-options {
    flex-direction: column;
    gap: 0.5rem;
  }
  
  .overlay-footer {
    flex-direction: column-reverse;
    align-items: stretch;
    gap: 1.5rem;
  }
  
  .overlay-slots {
    justify-content: center;
  }
  
  .diff-grid {
    grid-template-columns: 1fr;
  }
  .diff-card-img {
    grid-column: span 1 !important;
  }
  
  .footer-top {
    flex-direction: column;
    gap: 2.5rem;
    align-items: flex-start;
  }
  
  .footer-nav {
    flex-direction: column;
    gap: 1.5rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1.5rem;
    align-items: flex-start;
  }
}

/* --- Keyframe Animations --- */
@keyframes pulse-dot {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.4);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 5px rgba(255, 255, 255, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}