/* ==================== */
/* CSS Variables & Design System */
/* Apple-Inspired Minimalist Design */
/* ==================== */
:root {
  /* Color System - 2025 AI/ML Design with Electric Cyan */
  --color-background: #050816; /* Deep navy/black */
  --color-background-alt: #0F172A; /* Dark slate for sections */
  --color-surface: #1E293B; /* Cards on dark */
  --color-surface-light: #FFFFFF; /* Light mode cards */

  /* Accents */
  --color-primary: #18E0FF; /* Electric cyan - main CTA */
  --color-primary-dark: #0EA5E9;
  --color-primary-glow: rgba(24, 224, 255, 0.3);
  --color-accent: #ff006e; /* Keep for backwards compatibility */
  --color-accent-warm: #FFC857; /* Soft amber - metrics/highlights */

  /* Text */
  --color-text-primary: #E5E7EB; /* Off-white for dark mode */
  --color-text-secondary: #94A3B8; /* Muted text */
  --color-text-dark: #1E293B; /* For light mode */
  --color-on-primary: #050816; /* Dark text on cyan buttons */
  --color-on-background: #E5E7EB;
  --color-on-surface: #E5E7EB;
  --color-on-surface-muted: #94A3B8;
  --color-on-surface-subtle: #94A3B8;

  /* Borders */
  --color-border: rgba(148, 163, 184, 0.2);
  --color-border-glow: rgba(24, 224, 255, 0.4);

  /* Legacy compatibility */
  --color-error: #ff3b30;
  --color-success: #34c759;
  --color-warning: #ffcc00;
  --color-info: #5e5ce6;
  --color-divider: rgba(148, 163, 184, 0.2);
  --color-divider-dark: #424245;

  /* Typography - Apple Scale */
  --font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Segoe UI', 'Inter', 'Helvetica Neue', Arial, sans-serif;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* Typography Scale */
  --text-display: clamp(3rem, 5vw, 3.25rem);
  --text-hero: clamp(2.25rem, 4vw, 2.5rem);
  --text-section: clamp(1.75rem, 3vw, 2rem);
  --text-heading: 1.5rem;
  --text-body: 1.0625rem;
  --text-small: 0.875rem;
  --text-tiny: 0.75rem;

  /* Border Radius - Apple Style */
  --radius-pill: 9999px;
  --radius-card: 24px;
  --radius-medium: 18px;
  --radius-small: 12px;
  --radius-button: 9999px;

  /* Spacing Scale - Apple 4px base */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-14: 56px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

  /* Shadows - Apple Elevation */
  --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.12);
  --shadow-card-hover: 0 20px 50px rgba(0, 0, 0, 0.18);
  --shadow-button: 0 4px 12px rgba(0, 113, 227, 0.22);
  --shadow-button-hover: 0 8px 20px rgba(0, 113, 227, 0.32);
  --shadow-soft: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-hero: 0 30px 60px rgba(0, 0, 0, 0.15);

  /* Transitions - Apple Easing */
  --ease-out: cubic-bezier(0.25, 0.1, 0.25, 1);
  --ease-in-out: cubic-bezier(0.42, 0, 0.58, 1);
  --ease-spring: cubic-bezier(0.68, -0.55, 0.265, 1.55);
  --transition-micro: 120ms var(--ease-out);
  --transition-fast: 200ms var(--ease-out);
  --transition-normal: 300ms var(--ease-out);
  --transition-slow: 400ms var(--ease-out);

  /* Layout */
  --max-width: 1100px;
  --section-padding-x: clamp(1.5rem, 5vw, 3rem);
  --section-padding-y: clamp(4rem, 8vw, 5rem);

  /* Backdrop Blur */
  --blur-glass: blur(20px);
  --blur-heavy: blur(40px);
}

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

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

body {
  font-family: var(--font-family);
  color: var(--color-on-surface);
  line-height: 1.7;
  font-size: var(--text-body);
  background: linear-gradient(180deg, #050816 0%, #0F172A 100%);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  opacity: 0;
  animation: bodyFadeIn 600ms var(--ease-out) forwards;
  animation-delay: 50ms;
}

@keyframes bodyFadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* ==================== */
/* Typography Scale - Apple Style */
/* ==================== */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-semibold);
  line-height: 1.1;
  color: var(--color-on-surface);
  letter-spacing: -0.022em;
  margin: 0;
}

h1 {
  font-size: var(--text-display);
  font-weight: var(--font-weight-bold);
  line-height: 1.05;
  letter-spacing: -0.028em;
}

h2 {
  font-size: var(--text-hero);
  font-weight: var(--font-weight-semibold);
  line-height: 1.1;
  letter-spacing: -0.024em;
}

h3 {
  font-size: var(--text-heading);
  font-weight: var(--font-weight-semibold);
  line-height: 1.2;
  letter-spacing: -0.016em;
}

h4 {
  font-size: var(--text-body);
  font-weight: var(--font-weight-semibold);
  line-height: 1.25;
}

p {
  font-size: var(--text-body);
  font-weight: var(--font-weight-regular);
  line-height: 1.5;
  color: var(--color-on-surface-muted);
  margin: 0;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast), transform var(--transition-fast);
  position: relative;
}

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

a:not(.btn):not(.nav-link)::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 1px;
  bottom: -2px;
  left: 0;
  background-color: currentColor;
  transform: scaleX(0);
  transform-origin: bottom right;
  transition: transform var(--transition-normal);
}

a:not(.btn):not(.nav-link):hover::after {
  transform: scaleX(1);
  transform-origin: bottom left;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* ==================== */
/* Layout */
/* ==================== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--section-padding-x);
}

.section {
  padding: var(--section-padding-y) 0;
  position: relative;
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-16);
  font-size: var(--text-hero);
  font-weight: var(--font-weight-semibold);
  color: var(--color-on-surface);
  letter-spacing: -0.024em;
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.8s cubic-bezier(0.25, 0.1, 0.25, 1),
              transform 0.8s cubic-bezier(0.25, 0.1, 0.25, 1);
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -12px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent-warm));
  border-radius: 2px;
  transition: transform 0.6s cubic-bezier(0.25, 0.1, 0.25, 1) 0.2s;
}

.section-title.visible {
  opacity: 1;
  transform: translateY(0);
}

.section-title.visible::after {
  transform: translateX(-50%) scaleX(1);
}

/* Alternating section backgrounds */
.hero {
  background: var(--color-background);
  color: var(--color-on-background);
}

.roles-section {
  background: var(--color-surface);
}

.services-section {
  background: var(--color-surface-alt);
}

.projects-section {
  background: var(--color-surface-subtle);
}

.approach-section {
  background: var(--color-surface);
}

.tech-section {
  background: var(--color-surface-alt);
}

.faq-section {
  background: var(--color-surface-subtle);
}

.contact-section {
  background: var(--color-surface);
}

/* ==================== */
/* Navigation - Apple Style */
/* ==================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: saturate(180%) var(--blur-glass);
  -webkit-backdrop-filter: saturate(180%) var(--blur-glass);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  z-index: 1000;
  transition: all var(--transition-normal), transform var(--transition-fast);
  transform: translateY(0);
  /* OPTIMIZED: Improve navbar performance */
  will-change: transform, background, box-shadow;
  backface-visibility: hidden;
}

.navbar.scrolled {
  background: rgba(0, 0, 0, 0.85);
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.24);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar.hidden {
  transform: translateY(-100%);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem var(--section-padding-x);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-logo-img {
  height: 32px;
  width: auto;
  transition: transform var(--transition-fast);
}

.nav-logo-img:hover {
  transform: scale(1.05);
}

.nav-logo a {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-on-background);
  letter-spacing: 0.01em;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--space-8);
  align-items: center;
}

.nav-link {
  color: var(--color-on-background);
  font-weight: var(--font-weight-regular);
  font-size: var(--text-small);
  letter-spacing: 0.01em;
  transition: color var(--transition-micro), opacity var(--transition-micro);
  opacity: 0.85;
  position: relative;
}

.nav-link::before {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 50%;
  background-color: var(--color-primary);
  transform: translateX(-50%);
  transition: width var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-on-background);
  opacity: 1;
}

.nav-link:hover::before {
  width: 100%;
}

.nav-link.cta-button {
  background: transparent;
  color: var(--color-on-background);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.2);
  opacity: 1;
  transition: all var(--transition-fast);
}

.nav-link.cta-button::before {
  display: none;
}

.nav-link.cta-button:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-on-primary);
  transform: translateY(-1px) scale(1.02);
  box-shadow: var(--shadow-button);
}

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 0.25rem;
  background: transparent;
  border: none;
  padding: 0.5rem;
  outline: none;
}

.hamburger:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 4px;
  border-radius: 4px;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--color-on-background);
  border-radius: 2px;
  transition: var(--transition-default);
}

/* ==================== */
/* Hero Section - Apple Style */
/* ==================== */
.hero {
  padding: 14rem 0 10rem;
  margin-top: 70px;
  background: var(--color-background);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(circle at 20% 80%, rgba(255, 200, 87, 0.1), transparent 40%),
    radial-gradient(circle at 80% 20%, rgba(24, 224, 255, 0.1), transparent 40%);
  animation: subtleGlow 8s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes subtleGlow {
  0% {
    opacity: 0.6;
    transform: scale(1);
  }
  100% {
    opacity: 1;
    transform: scale(1.05);
  }
}

@keyframes heroGlow {
  0% {
    opacity: 0.6;
    transform: translateX(-50%) scale(1);
  }
  100% {
    opacity: 1;
    transform: translateX(-50%) scale(1.05);
  }
}

/* Floating Orbs Container */
.floating-orbs {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(40px); /* Reduced from 45px for better performance */
  opacity: 0.5;
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
  will-change: transform;
  /* OPTIMIZED: Use GPU acceleration */
  transform: translateZ(0);
  backface-visibility: hidden;
  contain: layout style paint;
  /* PERFORMANCE: Reduce animation on slower devices */
  @media (prefers-reduced-motion: no-preference) {
    animation-duration: inherit;
  }
}

.orb-1 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(24, 224, 255, 0.35), transparent 70%);
  top: 10%;
  left: 5%;
  animation: float1 18s infinite;
}

.orb-2 {
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, rgba(255, 200, 87, 0.3), transparent 70%);
  top: 60%;
  right: 10%;
  animation: float2 20s infinite;
  animation-delay: -5s;
}

.orb-3 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(24, 224, 255, 0.25), transparent 70%);
  top: 40%;
  left: 50%;
  animation: float3 16s infinite;
  animation-delay: -8s;
}

@keyframes float1 {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  20% {
    transform: translate(120px, -80px) scale(1.08);
  }
  40% {
    transform: translate(-90px, 110px) scale(0.95);
  }
  60% {
    transform: translate(140px, 60px) scale(1.12);
  }
  80% {
    transform: translate(-70px, -50px) scale(0.92);
  }
}

@keyframes float2 {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  25% {
    transform: translate(-130px, 95px) scale(1.1);
  }
  50% {
    transform: translate(100px, -120px) scale(0.9);
  }
  75% {
    transform: translate(-85px, -70px) scale(1.05);
  }
}

@keyframes float3 {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  18% {
    transform: translate(-110px, -100px) scale(1.15);
  }
  36% {
    transform: translate(125px, 85px) scale(0.88);
  }
  54% {
    transform: translate(-95px, 130px) scale(1.08);
  }
  72% {
    transform: translate(105px, -75px) scale(0.95);
  }
  90% {
    transform: translate(-60px, 90px) scale(1.12);
  }
}

.hero-content {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
  animation: fadeInUp 800ms cubic-bezier(0.22, 0.61, 0.36, 1) forwards;
  opacity: 0;
  /* OPTIMIZED: GPU acceleration for parallax */
  will-change: transform, opacity;
  backface-visibility: hidden;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-headline {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-6);
  color: var(--color-on-background);
  line-height: 1.05;
  letter-spacing: -0.032em;
  background: linear-gradient(135deg, #ffffff 0%, rgba(255, 255, 255, 0.8) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subheadline {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: rgba(245, 245, 247, 0.75);
  margin-bottom: var(--space-10);
  line-height: 1.6;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  font-weight: var(--font-weight-regular);
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-10);
}

.badge {
  background: rgba(255, 255, 255, 0.08); /* Slightly more opaque to reduce need for backdrop-filter */
  backdrop-filter: saturate(140%) blur(10px); /* Reduced blur for performance */
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-pill);
  font-size: var(--text-tiny);
  font-weight: var(--font-weight-semibold);
  color: var(--color-on-background);
  border: 1px solid rgba(255, 255, 255, 0.12);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: all var(--transition-fast);
  animation: fadeInScale 600ms var(--ease-out) backwards;
  cursor: default;
}

.badge:nth-child(1) { animation-delay: 100ms; }
.badge:nth-child(2) { animation-delay: 200ms; }
.badge:nth-child(3) { animation-delay: 300ms; }
.badge:nth-child(4) { animation-delay: 400ms; }
.badge:nth-child(5) { animation-delay: 500ms; }

.badge:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.hero-cta {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

.hero-cta .btn {
  animation: fadeInScale 600ms var(--ease-in-out-smooth) backwards;
}

.hero-cta .btn:nth-child(1) {
  animation-delay: 600ms;
}

.hero-cta .btn:nth-child(2) {
  animation-delay: 700ms;
}

/* ==================== */
/* Buttons - Apple Style */
/* ==================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.625rem 1.375rem;
  border-radius: var(--radius-button);
  font-weight: var(--font-weight-medium);
  font-size: var(--text-small);
  letter-spacing: -0.01em;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  text-align: center;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn-primary {
  background: linear-gradient(135deg, #18E0FF, #0EA5E9);
  color: var(--color-on-primary);
  font-weight: 600;
  border: none;
  box-shadow:
    0 0 20px rgba(24, 224, 255, 0.4),
    0 4px 12px rgba(0, 0, 0, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow:
    0 0 30px rgba(24, 224, 255, 0.6),
    0 8px 20px rgba(0, 0, 0, 0.4);
  color: var(--color-on-primary);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text-primary);
  border: 2px solid rgba(24, 224, 255, 0.4);
  box-shadow: none;
}

.btn-secondary::before {
  background: rgba(24, 224, 255, 0.15);
}

.btn-secondary:hover {
  border-color: #18E0FF;
  background: rgba(24, 224, 255, 0.1);
  color: var(--color-text-primary);
  transform: translateY(-2px) scale(1.02);
}

.btn-large {
  padding: 0.75rem 1.75rem;
  font-size: var(--text-body);
}

.btn:active {
  transform: translateY(0) scale(0.98);
  transition: transform 100ms var(--ease-out);
}

/* ==================== */
/* Roles Section */
/* ==================== */
.roles-section .section-title {
  color: var(--color-on-surface);
}

.roles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-8);
}

.role-card {
  background: var(--color-surface);
  padding: var(--space-8);
  border-radius: var(--radius-card);
  border: 1px solid rgba(0, 0, 0, 0.06);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
}

.role-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent-warm));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-normal);
}

.role-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-6px);
  border-color: rgba(0, 113, 227, 0.15);
}

.role-card:hover::before {
  transform: scaleX(1);
}

.role-card h3 {
  color: var(--color-primary);
  margin-bottom: var(--space-4);
  font-size: var(--text-heading);
  transition: color var(--transition-fast);
}

.role-card:hover h3 {
  color: var(--color-primary-dark);
}

.role-card ul {
  list-style: none;
  margin-top: var(--space-4);
}

.role-card li {
  padding: 0.75rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--color-on-surface-subtle);
  line-height: 1.6;
}

.role-card li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: bold;
}

/* ==================== */
/* Services Section */
/* ==================== */
.services-section {
  background: var(--color-surface-alt);
}

.services-section .section-title {
  color: var(--color-on-background);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-8);
}

.service-card {
  background: rgba(30, 41, 59, 0.7); /* More opaque background, less reliance on backdrop-filter */
  backdrop-filter: blur(8px); /* Reduced blur from 10px */
  -webkit-backdrop-filter: blur(8px);
  padding: var(--space-8);
  border-radius: var(--radius-card);
  border: 1px solid rgba(148, 163, 184, 0.2);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  /* OPTIMIZED: Improve rendering performance */
  will-change: transform;
  transform: translateZ(0);
  contain: layout style paint;
}

.service-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(
    circle at top left,
    rgba(24, 224, 255, 0.1),
    transparent 50%
  );
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.service-card:hover {
  background: rgba(30, 41, 59, 0.7);
  border-color: rgba(24, 224, 255, 0.4);
  transform: translateY(-4px);
  box-shadow:
    0 20px 40px rgba(0, 0, 0, 0.3),
    0 0 0 1px rgba(24, 224, 255, 0.2);
}

.service-card:hover::after {
  opacity: 1;
}

.service-card h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-3);
  color: var(--color-on-background);
}

.service-card .service-headline {
  color: rgba(245, 245, 247, 0.6);
  font-size: 0.95rem;
  margin-bottom: var(--space-4);
  font-style: italic;
}

.service-card ul {
  list-style: none;
  margin: var(--space-4) 0;
}

.service-card li {
  padding: 0.5rem 0;
  padding-left: 1.25rem;
  position: relative;
  color: rgba(245, 245, 247, 0.7);
  font-size: 0.9rem;
}

.service-card li:before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--color-primary);
}

.service-engagement {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.85rem;
  color: rgba(245, 245, 247, 0.5);
}

/* ==================== */
/* Projects Section */
/* ==================== */
.projects-section {
  background: var(--color-surface-subtle);
}

.projects-section .section-title {
  color: var(--color-on-surface);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-8);
}

.project-card {
  background: var(--color-surface);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-card);
  padding: var(--space-8);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-card);
  padding: 2px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.project-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-6px) scale(1.01);
  border-color: transparent;
}

.project-card:hover::before {
  opacity: 1;
}

.project-card h3 {
  font-size: 1.35rem;
  margin-bottom: var(--space-2);
  color: var(--color-on-surface);
}

.project-role {
  font-size: 0.75rem;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: var(--space-4);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.project-summary {
  color: var(--color-on-surface-subtle);
  line-height: 1.7;
  margin-bottom: var(--space-6);
}

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

.tag {
  background: rgba(0, 113, 227, 0.08);
  color: var(--color-on-surface);
  padding: 0.375rem 0.875rem;
  border-radius: var(--radius-pill);
  font-size: var(--text-tiny);
  font-weight: var(--font-weight-medium);
  border: 1px solid rgba(0, 113, 227, 0.15);
  transition: all var(--transition-fast);
  cursor: default;
}

.tag:hover {
  background: rgba(0, 113, 227, 0.15);
  border-color: rgba(0, 113, 227, 0.3);
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 2px 8px rgba(0, 113, 227, 0.2);
}

/* ==================== */
/* Approach Section */
/* ==================== */
.approach-section {
  background: var(--color-surface);
}

.approach-section .section-title {
  color: var(--color-on-surface);
}

.approach-content {
  max-width: 800px;
  margin: 0 auto;
}

.approach-philosophy,
.approach-principles {
  background: var(--color-surface);
  padding: var(--space-10);
  border-radius: var(--radius-card);
  margin-bottom: var(--space-8);
  border: 1px solid var(--color-divider);
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.8s var(--ease-in-out-smooth),
              transform 0.8s var(--ease-in-out-smooth);
}

.approach-philosophy.visible {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0ms;
}

.approach-principles.visible {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 200ms;
}

.approach-philosophy h3,
.approach-principles h3 {
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.approach-philosophy p {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--color-on-surface-muted);
}

.approach-principles ul {
  list-style: none;
}

.approach-principles li {
  padding: 0.75rem 0;
  padding-left: 2rem;
  position: relative;
  color: var(--color-on-surface-muted);
  line-height: 1.6;
}

.approach-principles li:before {
  content: "●";
  position: absolute;
  left: 0.5rem;
  color: var(--color-primary);
  font-size: 1.2rem;
}

/* ==================== */
/* Tech Stack Section */
/* ==================== */
.tech-section {
  background: var(--color-surface-alt);
}

.tech-section .section-title {
  color: var(--color-on-background);
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-8);
}

.tech-category {
  background: rgba(255, 255, 255, 0.03);
  padding: var(--space-8);
  border-radius: var(--radius-card);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.tech-category h3 {
  color: var(--color-primary);
  margin-bottom: var(--space-24);
  margin-top: var(--space-24);
  font-size: 1.25rem;
}

.tech-category-title {
  color: var(--color-primary);
  margin-bottom: var(--space-2);
  font-size: 1.25rem;
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.tech-tag {
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-on-background);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-pill);
  font-size: var(--text-small);
  font-weight: var(--font-weight-medium);
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: all var(--transition-fast);
  cursor: default;
  position: relative;
  overflow: hidden;
}

.tech-tag::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 113, 227, 0.2), rgba(255, 122, 0, 0.2));
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.tech-tag:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(0, 113, 227, 0.4);
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 4px 16px rgba(0, 113, 227, 0.25);
}

.tech-tag:hover::before {
  opacity: 1;
}

/* ==================== */
/* FAQ Section */
/* ==================== */
.faq-section {
  background: var(--color-surface-subtle);
}

.faq-section .section-title {
  color: var(--color-on-surface);
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--color-surface);
  padding: var(--space-8);
  border-radius: var(--radius-card);
  margin-bottom: var(--space-4);
  border: 1px solid rgba(0, 0, 0, 0.06);
  cursor: pointer;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-soft);
  position: relative;
}

.faq-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 0;
  background: linear-gradient(180deg, var(--color-primary), var(--color-accent));
  border-radius: 0 4px 4px 0;
  transition: height var(--transition-normal);
}

.faq-item:hover {
  box-shadow: var(--shadow-card);
  border-color: rgba(0, 113, 227, 0.15);
  transform: translateX(8px);
}

.faq-item:hover::before {
  height: 60%;
}

.faq-item.active {
  border-color: rgba(0, 113, 227, 0.2);
  box-shadow: var(--shadow-card-hover);
  background: rgba(255, 255, 255, 0.98);
}

.faq-item.active::before {
  height: 80%;
}

.faq-question {
  font-weight: 700;
  color: #FFFFFF;
  font-size: 1.1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-question::after {
  content: "+";
  font-size: 1.75rem;
  color: var(--color-primary);
  transition: var(--transition-default);
  font-weight: 300;
}

.faq-item.active .faq-question::after {
  content: "−";
}

.faq-item.active .faq-question {
  color: #1a1f2e;
  font-weight: 800;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 400ms cubic-bezier(0.22, 0.61, 0.36, 1);
  color: var(--color-on-surface-muted);
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  margin-top: var(--space-4);
  color: #1a1f2e; /* Dark text for better contrast on white background */
}

/* ==================== */
/* Contact Section */
/* ==================== */
.contact-section {
  background: var(--color-surface);
  padding: var(--section-padding-y) 0;
}

.contact-section .section-title {
  color: var(--color-on-surface);
}

.contact-content {
  max-width: 700px;
  margin: 0 auto;
}

.contact-intro {
  text-align: center;
  margin-bottom: var(--space-12);
}

.contact-intro h3 {
  font-size: 1.75rem;
  margin-bottom: var(--space-4);
  color: var(--color-on-surface);
}

.contact-intro p {
  font-size: 1.05rem;
  color: var(--color-on-surface-subtle);
  line-height: 1.7;
}

.contact-form {
  background: var(--color-surface);
  padding: var(--space-10);
  border-radius: var(--radius-card);
  border: 1px solid var(--color-divider);
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.8s var(--ease-in-out-smooth),
              transform 0.8s var(--ease-in-out-smooth);
}

.contact-form.visible {
  opacity: 1;
  transform: translateY(0);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}

.form-group {
  margin-bottom: var(--space-6);
}

.form-group label {
  display: block;
  margin-bottom: var(--space-2);
  font-weight: 600;
  color: var(--color-on-surface);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 1.5px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-small);
  font-family: var(--font-family);
  font-size: var(--text-body);
  transition: all var(--transition-fast);
  background: var(--color-surface);
  color: var(--color-on-surface);
}

.form-group input:hover,
.form-group select:hover,
.form-group textarea:hover {
  border-color: rgba(0, 0, 0, 0.2);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(0, 113, 227, 0.1), 0 2px 8px rgba(0, 0, 0, 0.08);
  transform: translateY(-1px);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-submit-wrapper {
  display: flex;
  justify-content: center;
  margin-top: var(--space-8);
}

.contact-alternative {
  margin-top: var(--space-12);
  text-align: center;
  padding: var(--space-8);
  background: var(--color-surface-subtle);
  border-radius: var(--radius-card);
}

.contact-alternative p {
  margin: var(--space-2) 0;
  font-size: 1rem;
  color: var(--color-on-surface-subtle);
}

.contact-alternative strong {
  color: var(--color-on-surface);
}

/* ==================== */
/* Footer */
/* ==================== */
.footer {
  background: var(--color-background);
  color: var(--color-on-background);
  padding: var(--space-12) 0 var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: start;
  margin-bottom: var(--space-8);
}

.footer-info h3 {
  color: var(--color-on-background);
  margin-bottom: var(--space-3);
  font-size: 1.25rem;
}

.footer-info p {
  color: rgba(245, 245, 247, 0.6);
  margin: var(--space-1) 0;
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  gap: var(--space-8);
}

.footer-links a {
  color: rgba(245, 245, 247, 0.7);
  transition: var(--transition-default);
  font-size: 0.9rem;
  font-weight: 500;
}

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

.footer-bottom {
  text-align: center;
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-bottom p {
  color: rgba(245, 245, 247, 0.5);
  font-size: 0.85rem;
}

/* ==================== */
/* Scroll Animations */
/* ==================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Elements that will be animated on scroll */
.section {
  opacity: 1;
  transform: translateY(0);
}

.section.visible {
  animation: fadeInUp 800ms var(--ease-in-out-smooth) forwards;
}

.role-card,
.service-card,
.project-card,
.case-study-card,
.process-step,
.pricing-card,
.lead-magnet-card,
.faq-item {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.6s var(--ease-in-out-smooth),
              transform 0.6s var(--ease-in-out-smooth);
}

.fade-in {
  opacity: 1 !important;
  transform: translateY(0) !important;
}

/* Stagger animation delays */
.role-card:nth-child(1),
.service-card:nth-child(1),
.project-card:nth-child(1),
.case-study-card:nth-child(1),
.process-step:nth-child(1),
.pricing-card:nth-child(1) {
  transition-delay: 0ms;
}

.role-card:nth-child(2),
.service-card:nth-child(2),
.project-card:nth-child(2),
.case-study-card:nth-child(2),
.process-step:nth-child(2),
.pricing-card:nth-child(2) {
  transition-delay: 100ms;
}

.role-card:nth-child(3),
.service-card:nth-child(3),
.project-card:nth-child(3),
.case-study-card:nth-child(3),
.process-step:nth-child(3),
.pricing-card:nth-child(3) {
  transition-delay: 200ms;
}

.role-card:nth-child(4),
.service-card:nth-child(4),
.project-card:nth-child(4),
.case-study-card:nth-child(4),
.process-step:nth-child(4),
.pricing-card:nth-child(4) {
  transition-delay: 300ms;
}

.role-card:nth-child(5),
.service-card:nth-child(5),
.project-card:nth-child(5),
.case-study-card:nth-child(5),
.pricing-card:nth-child(5) {
  transition-delay: 400ms;
}

.role-card:nth-child(6),
.service-card:nth-child(6),
.project-card:nth-child(6),
.case-study-card:nth-child(6),
.pricing-card:nth-child(6) {
  transition-delay: 500ms;
}

/* ==================== */
/* Case Studies Section (replaces Projects) */
/* ==================== */
.case-studies-section {
  background: var(--color-background-alt);
}

.case-studies-section .section-title {
  color: var(--color-on-background);
}

.case-studies-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

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

.case-study-card {
  background: rgba(30, 41, 59, 0.7); /* More opaque, less backdrop-filter */
  backdrop-filter: blur(8px); /* Reduced from 10px */
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: var(--radius-card);
  padding: var(--space-8);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
  /* OPTIMIZED: Improve rendering performance */
  will-change: transform;
  transform: translateZ(0);
  contain: layout style paint;
}

.case-study-card:hover {
  background: rgba(30, 41, 59, 0.7);
  border-color: rgba(24, 224, 255, 0.4);
  transform: translateY(-4px);
  box-shadow:
    0 20px 40px rgba(0, 0, 0, 0.3),
    0 0 0 1px rgba(24, 224, 255, 0.2);
}

.case-study-client {
  font-size: 0.75rem;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: var(--space-2);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.case-study-challenge {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  margin-bottom: var(--space-4);
  line-height: 1.6;
}

.case-study-results {
  list-style: none;
  margin: var(--space-6) 0;
  padding: var(--space-6);
  background: rgba(255, 200, 87, 0.05);
  border-left: 3px solid var(--color-accent-warm);
  border-radius: var(--radius-small);
}

.case-study-results li {
  padding: 0.5rem 0;
  color: var(--color-text-primary);
  font-weight: 500;
  position: relative;
  padding-left: 1.5rem;
}

.case-study-results li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-accent-warm);
  font-weight: bold;
}

.metric-highlight {
  color: var(--color-accent-warm);
  font-weight: 700;
  font-size: 1.1em;
  text-shadow: 0 0 20px rgba(255, 200, 87, 0.3);
}

/* ==================== */
/* Process Section */
/* ==================== */
.process-section {
  background: var(--color-surface-light);
}

.process-section .section-title {
  color: var(--color-text-dark);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-8);
  margin-top: var(--space-12);
}

.process-step {
  background: var(--color-surface-light);
  padding: var(--space-8);
  border-radius: var(--radius-card);
  border: 2px solid var(--color-divider);
  position: relative;
  transition: all var(--transition-normal);
}

.process-step:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.process-number {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-primary);
  opacity: 0.2;
  position: absolute;
  top: 1rem;
  right: 1rem;
}

.process-step h3 {
  color: var(--color-text-dark);
  margin-bottom: var(--space-3);
  font-size: 1.5rem;
}

.process-duration {
  font-size: 0.875rem;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.process-description {
  color: var(--color-on-surface-muted);
  line-height: 1.7;
  margin-bottom: var(--space-6);
}

.process-deliverables {
  list-style: none;
  margin-top: var(--space-4);
}

.process-deliverables li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--color-on-surface-muted);
  font-size: 0.9rem;
}

.process-deliverables li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--color-primary);
}

/* ==================== */
/* Pricing Section */
/* ==================== */
.pricing-section {
  background: var(--color-background-alt);
}

.pricing-section .section-title {
  color: var(--color-on-background);
}

.pricing-intro {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-12);
  color: var(--color-text-secondary);
  font-size: 1.1rem;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-8);
}

.pricing-card {
  background: rgba(30, 41, 59, 0.5);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: var(--space-8);
  border-radius: var(--radius-card);
  border: 1px solid rgba(148, 163, 184, 0.2);
  transition: all var(--transition-normal);
  position: relative;
}

.pricing-card:hover {
  background: rgba(30, 41, 59, 0.7);
  border-color: rgba(24, 224, 255, 0.4);
  transform: translateY(-4px);
  box-shadow:
    0 20px 40px rgba(0, 0, 0, 0.3),
    0 0 0 1px rgba(24, 224, 255, 0.2);
}

.pricing-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
}

.pricing-duration {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

.pricing-ideal-for {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  margin-bottom: var(--space-6);
  line-height: 1.6;
}

.pricing-price {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-accent-warm);
  margin: var(--space-6) 0;
}

.pricing-includes {
  list-style: none;
  margin-top: var(--space-6);
}

.pricing-includes li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

.pricing-includes li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: bold;
}

.pricing-note {
  text-align: center;
  max-width: 700px;
  margin: var(--space-12) auto 0;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  font-style: italic;
}

/* ==================== */
/* Lead Magnet Section */
/* ==================== */
.lead-magnet-section {
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  padding: var(--space-20) 0;
}

.lead-magnet-card {
  max-width: 600px;
  margin: 0 auto;
  background: rgba(30, 41, 59, 0.6);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: var(--space-12);
  border-radius: var(--radius-card);
  border: 1px solid rgba(24, 224, 255, 0.3);
  text-align: center;
  box-shadow:
    0 20px 40px rgba(0, 0, 0, 0.3),
    0 0 0 1px rgba(24, 224, 255, 0.2);
}

.lead-magnet-icon {
  font-size: 3rem;
  margin-bottom: var(--space-4);
}

.lead-magnet-card h2 {
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

.lead-magnet-card p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
  line-height: 1.7;
}

.lead-magnet-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.lead-magnet-form input {
  padding: 0.875rem 1rem;
  border: 1.5px solid rgba(148, 163, 184, 0.3);
  border-radius: var(--radius-small);
  background: rgba(30, 41, 59, 0.5);
  color: var(--color-text-primary);
  font-family: var(--font-family);
  font-size: var(--text-body);
  transition: all var(--transition-fast);
}

.lead-magnet-form input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(24, 224, 255, 0.1);
}

.privacy-note {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  margin-top: var(--space-4);
}

/* ==================== */
/* About Section Enhancements */
/* ==================== */
.about-bio {
  white-space: pre-line;
  line-height: 1.8;
  color: #4B5563;
  margin-bottom: var(--space-8);
}

/* ==================== */
/* Responsive Design */
/* ==================== */
@media (max-width: 1024px) {
  .hero {
    padding: 10rem 0 6rem;
  }

  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 2rem;
  }
}

@media (max-width: 968px) {
  .nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background-color: rgba(11, 11, 15, 0.98);
    backdrop-filter: blur(20px);
    width: 100%;
    text-align: center;
    transition: left 300ms cubic-bezier(0.22, 0.61, 0.36, 1);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    padding: var(--space-8) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .nav-menu.active {
    left: 0;
  }

  .hamburger {
    display: flex;
  }

  .hero-headline {
    font-size: 2.5rem;
  }

  .hero-subheadline {
    font-size: 1.1rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-content {
    flex-direction: column;
    gap: var(--space-8);
  }

  .roles-grid,
  .services-grid,
  .projects-grid,
  .tech-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  :root {
    --section-padding-y: clamp(3rem, 5vw, 4rem);
  }

  .container {
    padding: 0 var(--space-4);
  }

  .section {
    padding: 3rem 0;
  }

  .hero {
    padding: 8rem 0 4rem;
  }

  .hero-headline {
    font-size: 2rem;
  }

  h2, .section-title {
    font-size: 1.75rem;
  }

  .hero-cta {
    flex-direction: column;
    width: 100%;
  }

  .btn {
    width: 100%;
  }

  .nav-container {
    padding: 1rem var(--space-4);
  }

  /* Smaller orbs for mobile with adjusted animations */
  .orb-1 {
    width: 250px;
    height: 250px;
    animation: float1Mobile 18s infinite;
  }

  .orb-2 {
    width: 200px;
    height: 200px;
    animation: float2Mobile 20s infinite;
    animation-delay: -5s;
  }

  .orb-3 {
    width: 180px;
    height: 180px;
    animation: float3Mobile 16s infinite;
    animation-delay: -8s;
  }
}

/* Mobile-optimized animations with smaller movements */
@keyframes float1Mobile {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  20% {
    transform: translate(60px, -40px) scale(1.08);
  }
  40% {
    transform: translate(-45px, 55px) scale(0.95);
  }
  60% {
    transform: translate(70px, 30px) scale(1.12);
  }
  80% {
    transform: translate(-35px, -25px) scale(0.92);
  }
}

@keyframes float2Mobile {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  25% {
    transform: translate(-65px, 48px) scale(1.1);
  }
  50% {
    transform: translate(50px, -60px) scale(0.9);
  }
  75% {
    transform: translate(-42px, -35px) scale(1.05);
  }
}

@keyframes float3Mobile {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  18% {
    transform: translate(-55px, -50px) scale(1.15);
  }
  36% {
    transform: translate(62px, 42px) scale(0.88);
  }
  54% {
    transform: translate(-48px, 65px) scale(1.08);
  }
  72% {
    transform: translate(52px, -38px) scale(0.95);
  }
  90% {
    transform: translate(-30px, 45px) scale(1.12);
  }
}

/* ==================== */
/* Accessibility - Reduced Motion */
/* ==================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .orb {
    animation: none !important;
    opacity: 0.2 !important;
  }
}

/* ==================== */
/* Utility Classes */
/* ==================== */
.text-center {
  text-align: center;
}

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

.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

/* ==================== */
/* Modal Styles */
/* ==================== */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
}

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

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(5, 8, 22, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.modal-content {
  position: relative;
  z-index: 10001;
  background: var(--color-surface);
  border: 1px solid var(--color-border-glow);
  border-radius: 16px;
  padding: var(--space-10) var(--space-8);
  max-width: 500px;
  width: 90%;
  text-align: center;
  box-shadow: 0 20px 60px rgba(24, 224, 255, 0.1),
              0 0 0 1px rgba(24, 224, 255, 0.1);
  transform: scale(0.95) translateY(20px);
  transition: transform 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
}

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

.modal-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-6);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--color-on-primary);
  font-weight: bold;
  box-shadow: 0 8px 24px var(--color-primary-glow);
}

.modal-content h2 {
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
  line-height: 1.3;
}

.modal-content p {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-4);
}

.modal-content p:last-of-type {
  margin-bottom: var(--space-8);
}

.modal-note {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  padding: var(--space-4);
  background: rgba(24, 224, 255, 0.05);
  border: 1px solid rgba(24, 224, 255, 0.1);
  border-radius: 8px;
}

.modal-note a {
  color: var(--color-primary);
  text-decoration: underline;
  transition: color 0.2s ease;
}

.modal-note a:hover {
  color: var(--color-primary-dark);
}

.modal-content .btn {
  min-width: 140px;
  margin-top: var(--space-4);
}

/* Booking modal */
.booking-modal {
  max-width: 780px;
}

.booking-embed {
  margin: var(--space-6) 0;
  height: 620px;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
  background: var(--color-surface);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}

.booking-embed iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.booking-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
  margin-bottom: var(--space-6);
}

.booking-actions .btn {
  min-width: 180px;
}

/* Modal Animation */
@keyframes modalFadeIn {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* Mobile responsive */
@media (max-width: 640px) {
  .modal-content {
    padding: var(--space-8) var(--space-6);
    max-width: 95%;
  }
  
  .modal-content h2 {
    font-size: var(--text-xl);
  }
  
  .modal-icon {
    width: 56px;
    height: 56px;
    font-size: 1.75rem;
  }

  .booking-embed {
    height: 520px;
  }

  .booking-actions .btn {
    width: 100%;
  }
}

/* Email Copy Functionality */
.email-copy-wrapper {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  border-radius: 6px;
  transition: background-color 0.2s ease;
}

.email-copy-wrapper:hover {
  background-color: rgba(24, 224, 255, 0.08);
}

.clickable-email {
  color: var(--color-primary);
  cursor: pointer;
  position: relative;
  text-decoration: underline;
  text-decoration-color: rgba(24, 224, 255, 0.3);
  transition: all 0.2s ease;
}

.clickable-email:hover {
  color: var(--color-accent-warm);
  text-decoration-color: var(--color-accent-warm);
}

.clickable-email:active {
  transform: scale(0.98);
}

.copy-email-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
  background: transparent;
  border: 1px solid rgba(24, 224, 255, 0.2);
  border-radius: 4px;
  color: var(--color-primary);
  cursor: pointer;
  transition: all 0.2s ease;
  vertical-align: middle;
  flex-shrink: 0;
}

.copy-email-btn:hover {
  background: rgba(24, 224, 255, 0.1);
  border-color: var(--color-primary);
  transform: scale(1.05);
}

.copy-email-btn:active {
  transform: scale(0.95);
}

.copy-email-btn svg {
  display: block;
  width: 16px;
  height: 16px;
}

/* ==================== */
/* Bot Protection - Honeypot Fields */
/* ==================== */
/* Multi-layered hiding approach to prevent bot detection */
.honeypot-field {
  /* Method 1: Absolute positioning off-screen (most reliable) */
  position: absolute !important;
  left: -9999px !important;
  top: -9999px !important;

  /* Method 2: Zero dimensions */
  width: 0 !important;
  height: 0 !important;
  opacity: 0 !important;

  /* Method 3: Prevent any visual appearance */
  border: 0 !important;
  padding: 0 !important;
  margin: 0 !important;

  /* Method 4: Prevent interaction */
  pointer-events: none !important;

  /* Method 5: Hide from screen readers */
  clip: rect(0, 0, 0, 0) !important;
  overflow: hidden !important;

  /* Don't use display:none or visibility:hidden as bots check for these */
}

/* Additional layer: if bot somehow focuses these fields */
.honeypot-field:focus {
  outline: none !important;
  box-shadow: none !important;
}

/* ==================== */
/* Cloudflare Turnstile Widget Styling */
/* ==================== */
.cf-turnstile {
  margin: var(--space-6) 0;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 65px;
}

/* Style the Turnstile widget container */
#contact-turnstile,
#lead-magnet-turnstile {
  margin: var(--space-6) auto;
}

/* Ensure forms don't break on mobile with Turnstile */
@media (max-width: 768px) {
  .cf-turnstile {
    transform: scale(0.9);
    transform-origin: center;
  }
}