/* =========================================================
   Daniel Hofheinz Portfolio – Wave 1 (Integrated Dark)
   Integrated stylesheet with Dark-inspired visuals
   Maintains all class names & existing functionality
   ========================================================= */

/* ------------------------------
   CSS Variables (Theme Tokens)
   ------------------------------ */

:root {
  --font-scale-ratio: 1.25;
  --font-base-size: 16px;

  /* Avatar System */
  --avatar-font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";

  /* Typography Scale */
  --font-small: clamp(0.875rem, 2vw, 1rem);
  --font-base: clamp(1rem, 2.5vw, 1.125rem);
  --font-large: clamp(1.25rem, 3vw, 1.5rem);
  --font-xlarge: clamp(1.5rem, 4vw, 2rem);
  --font-hero: clamp(2.25rem, 6vw, 3.5rem);   /* calmed slightly */
  --font-hero-sub: clamp(1.125rem, 2.5vw, 1.375rem);

  /* Dark Mode Colors */
  --primary-color: #58a6ff;
  --primary-dark: #1f6feb;
  --accent-color: #f78166;
  --success-color: #3fb950;
  --warning-color: #d29922;
  --error-color: #f85149;
  --danger-color: #f85149;
  --text-primary: #c9d1d9;
  --text-secondary: #8b949e;
  --text-muted: #6e7681;
  --text-white: #ffffff;
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-tertiary: #21262d;
  --bg-card: #161b22;
  --border-color: #30363d;
  --border-subtle: #21262d;
  --hero-overlay: rgba(13, 17, 23, 0.85);

  /* Extra surface/radius/shadow tokens */
  --surface-0: var(--bg-primary);
  --surface-1: var(--bg-secondary);
  --surface-2: var(--bg-tertiary);
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --ring-width: 3px;
  --ring: #388bfd;          /* focus ring */
  --ring-muted: rgba(56,139,253,.35);

  --shadow-1: 0 1px 0 rgba(1,4,9,.1), 0 8px 24px rgba(1,4,9,.2);
  --shadow-2: 0 1px 0 rgba(1,4,9,.1), 0 12px 28px rgba(1,4,9,.28);
  --shadow-soft: 0 6px 12px rgba(0,0,0,.25);

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
}

/* ------------------------------------
   Base Typography & Global Resets
   ------------------------------------ */

html, body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
  font-size: var(--font-base);
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  letter-spacing: 0.01em;
  text-rendering: optimizeLegibility;
}

body.w3-light-grey {
  background-color: var(--bg-primary) !important;
}

h1, h2, h3, h4, h5, h6 {
  font-family: "Roboto", sans-serif;
  font-weight: 500;
  line-height: 1.2;
  margin-bottom: var(--space-sm);
  letter-spacing: 0.01em;
  color: var(--text-primary);
}

h1 { font-size: var(--font-hero); font-weight: 700; }
h2 { font-size: var(--font-xlarge); font-weight: 600; }
h3 { font-size: var(--font-large); font-weight: 500; }

p { color: var(--text-secondary); }
li { color: var(--text-secondary); }

/* Links */
a {
  color: var(--primary-color);
  text-decoration: none;
  text-underline-offset: 2px;
  transition: color .18s ease, text-decoration-color .18s ease;
}
a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
  text-decoration-color: currentColor;
}

/* Smooth scrolling for anchor links - DISABLED for iOS compatibility */
/* html { scroll-behavior: smooth; } */
/* Note: scroll-behavior:smooth causes scroll freezing on iOS Safari.
   Using JavaScript-based smooth scroll instead (see smooth-scroll.js) */

/* Images */
img {
  height: auto;
  max-width: 100%;
}

/* Container/background utility alignment */
.w3-container,
.w3-content {
  background-color: transparent;
}

.w3-text-grey { color: var(--text-primary) !important; }
.w3-text-indigo { color: var(--primary-color) !important; }
.w3-text-green { color: var(--success-color) !important; }
.w3-white {
  background-color: var(--bg-card) !important;
  color: var(--text-primary) !important;
}

/* ------------------------------------
   Content Wrapper
   ------------------------------------ */

.content-section {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.content-title { color: var(--text-primary); font-weight: 600; }
.content-meta { color: var(--text-secondary); font-size: var(--font-small); }

/* ------------------------------------
   Cards & Elevation
   ------------------------------------ */

.w3-card, .w3-card-4,
.portfolio-card, .service-card, .testimonial-card, .stat-card, .direct-contact {
  background-color: var(--bg-card) !important;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: none;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
  will-change: transform;
}

.w3-card:hover, .w3-card-4:hover,
.portfolio-card:hover, .service-card:hover, .stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
  border-color: rgba(88,166,255,.5);
}

/* ------------------------------------
   Hero Section
   ------------------------------------ */

.hero-section {
  background: linear-gradient(135deg, #0d1117 0%, #161b22 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  margin-bottom: var(--space-xl);
}

.hero-container {
  max-width: 1200px;
  width: 100%;
  padding: 0 var(--space-lg);
  position: relative;
  z-index: 2;
}

.hero-content {
  text-align: center;
  color: var(--text-primary);
  position: relative;
  z-index: 3;
}

/* Developer Badge */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  margin-bottom: var(--space-lg);
  animation: fadeInDown 0.6s ease;
}

.badge-status {
  width: 8px;
  height: 8px;
  background: var(--success-color);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.badge-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* Terminal Effect */
.hero-terminal {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
  font-size: 0.9rem;
  margin-bottom: var(--space-md);
  animation: fadeInUp 0.8s ease 0.2s both;
}

.terminal-prompt {
  color: var(--success-color);
  font-weight: 600;
}

.terminal-command {
  color: var(--primary-color);
}

.typing-effect {
  overflow: hidden;
  border-right: 2px solid var(--primary-color);
  white-space: nowrap;
  animation: typing 2s steps(6) 1s forwards, blink 0.75s step-end infinite;
}

/* Hero Title */
.hero-main {
  margin-bottom: var(--space-xl);
}

.hero-title {
  margin-bottom: var(--space-md);
  animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-greeting {
  display: block;
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.hero-role {
  display: block;
  font-size: clamp(2.5rem, 7vw, 4rem);
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary-color) 0%, #79c0ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}

.hero-subtitle {
  font-size: var(--font-large);
  color: var(--text-secondary);
  font-weight: 400;
  margin-bottom: var(--space-lg);
  animation: fadeInUp 0.8s ease 0.6s both;
}

/* Tech Stack Pills */
.hero-tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-bottom: var(--space-xl);
  animation: fadeInUp 0.8s ease 0.8s both;
}

.tech-pill {
  padding: 6px 12px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  font-size: 0.875rem;
  color: var(--text-primary);
  transition: all 0.2s ease;
}

.tech-pill:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--text-white);
  transform: translateY(-2px);
}

/* Stats Grid */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--space-md);
  max-width: 400px;
  margin: 0 auto var(--space-xl);
  animation: fadeInUp 0.8s ease 1s both;
}

.stat-item {
  text-align: center;
  padding: var(--space-sm);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: all 0.3s ease;
}

.stat-item:hover {
  background: var(--bg-tertiary);
  border-color: var(--primary-color);
  transform: translateY(-4px);
}

.stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--primary-color);
  display: block;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* CTA Buttons */
.hero-cta-container {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
  animation: fadeInUp 0.8s ease 1.2s both;
}

.cta-icon {
  margin-right: 8px;
  vertical-align: middle;
  opacity: 0.8;
}

/* Scroll Indicator */
.hero-scroll-indicator {
  position: absolute;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  animation: fadeIn 1s ease 1.5s both;
  z-index: 1;
  pointer-events: none;
}

.hero-scroll-indicator .mouse-icon,
.hero-scroll-indicator .scroll-text {
  pointer-events: auto;
}

.mouse-icon {
  width: 24px;
  height: 40px;
  border: 2px solid var(--border-color);
  border-radius: 12px;
  position: relative;
}

.mouse-wheel {
  width: 3px;
  height: 8px;
  background: var(--primary-color);
  border-radius: 2px;
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  animation: scroll 2s infinite;
}

.scroll-text {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Background Code */
.hero-bg-code {
  position: absolute;
  top: 50%;
  right: -10%;
  transform: translateY(-50%) rotate(-5deg);
  opacity: 0.03;
  font-size: 0.875rem;
  font-family: 'SF Mono', Monaco, monospace;
  pointer-events: none;
  user-select: none;
  z-index: 1;
}

.hero-bg-code pre {
  margin: 0;
  color: var(--primary-color);
}

/* Animations */
@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

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

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes typing {
  from { width: 0; }
  to { width: 100%; }
}

@keyframes blink {
  from, to { border-color: transparent; }
  50% { border-color: var(--primary-color); }
}

@keyframes scroll {
  0% { opacity: 0; top: 8px; }
  30% { opacity: 1; }
  100% { opacity: 0; top: 20px; }
}

/* ------------------------------------
   CTA & Button Styles
   ------------------------------------ */

.cta-primary, .cta-secondary {
  display: inline-block;
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--font-base);
  font-weight: 500;
  text-decoration: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 1px solid transparent;
  min-width: 160px;
  text-align: center;
  position: relative;
  z-index: 10;
  pointer-events: auto !important;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
  margin: 0;
  vertical-align: top;
  line-height: 1.5;
}

.cta-primary,
.cta-primary:link,
.cta-primary:visited {
  background-color: #1f6feb;
  color: var(--text-white) !important;
  border-color: #1f6feb;
}
.cta-primary:hover,
.cta-primary:active {
  background-color: #388bfd;
  border-color: #388bfd;
  color: var(--text-white) !important;
  transform: translateY(-1px);
}

.cta-secondary,
.cta-secondary:link,
.cta-secondary:visited {
  background-color: transparent;
  color: var(--text-primary) !important;
  border: 1px solid var(--border-color);
}
.cta-secondary:hover,
.cta-secondary:active {
  background-color: var(--bg-tertiary);
  border-color: var(--primary-color);
  color: var(--primary-color) !important;
  transform: translateY(-1px);
}

.btn-primary, .btn-secondary {
  padding: 12px 24px;
  font-size: var(--font-base);
  font-weight: 500;
  border-radius: var(--radius-sm);
  cursor: pointer;
  min-width: 120px;
  text-align: center;
  font-family: inherit;
  border: 1px solid transparent;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease, transform .18s ease, box-shadow .18s ease;
}

.btn-primary {
  background-color: #1f6feb;
  color: var(--text-white);
  border-color: #1f6feb;
  box-shadow: none;
}
.btn-primary:hover {
  background-color: #388bfd;
  border-color: #388bfd;
  transform: translateY(-1px);
}

.btn-primary:disabled,
.cta-primary:disabled {
  background-color: #444c56;
  color: #8b949e;
  border-color: #444c56;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}
.btn-secondary:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
  background-color: var(--bg-tertiary);
  transform: translateY(-1px);
}

/* Focus visibility */
.cta-primary:focus-visible, .cta-secondary:focus-visible,
.btn-primary:focus-visible, .btn-secondary:focus-visible {
  outline: var(--ring-width) solid var(--ring);
  outline-offset: 2px;
}

/* Loading spinner inside disabled primary button */
.btn-primary:disabled {
  position: relative;
  color: transparent;
}
.btn-primary:disabled::after {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  width: 16px; height: 16px;
  margin: -8px 0 0 -8px;
  border: 2px solid #fff;
  border-radius: 50%;
  border-top-color: transparent;
  animation: spin 1s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ------------------------------------
   Services Section
   ------------------------------------ */

.services-section {
  background: var(--bg-primary);
  padding: 80px 0;
  position: relative;
}

.services-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* Services Header */
.services-header {
  text-align: center;
  margin-bottom: 60px;
  animation: fadeInUp 0.8s ease;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  margin-bottom: var(--space-md);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
}

.section-badge svg {
  opacity: 0.7;
}

.services-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.services-subtitle {
  font-size: var(--font-large);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
  margin-bottom: 60px;
}

/* Service Card */
.service-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 0;
  transition: all 0.3s ease;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary-color);
  box-shadow: 0 12px 24px rgba(0,0,0,0.15);
}

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

.service-card:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Service Header */
.service-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.service-icon-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
}

.service-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  color: var(--primary-color);
  transition: all 0.3s ease;
}

.service-card:hover .service-icon {
  background: var(--primary-color);
  color: var(--text-white);
  transform: rotate(5deg) scale(1.1);
}

.service-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.service-pricing {
  font-size: 0.875rem;
  color: var(--success-color);
  font-weight: 600;
  padding: 4px 12px;
  background: rgba(63, 185, 80, 0.1);
  border-radius: 20px;
}

/* Service Content */
.service-content {
  padding: 24px;
  flex: 1;
}

.service-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.service-description {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

/* Tech Stack */
.service-tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

.tech-badge {
  padding: 4px 10px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 500;
  transition: all 0.2s ease;
}

.service-card:hover .tech-badge {
  border-color: var(--border-color);
  background: var(--bg-primary);
}

/* Service Features */
.service-features {
  list-style: none;
  padding: 0;
  margin: 0;
}

.service-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.feature-icon {
  color: var(--success-color);
  flex-shrink: 0;
}

/* Service Footer */
.service-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-primary);
}

.service-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--primary-color);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  width: 100%;
  justify-content: center;
}

.service-cta:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--text-white);
  transform: translateX(2px);
}

.service-cta svg {
  transition: transform 0.2s ease;
}

.service-cta:hover svg {
  transform: translateX(4px);
}

/* Services CTA Section */
.services-cta-section {
  text-align: center;
  padding: 60px 20px;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  margin-top: 40px;
}

.services-cta-content {
  margin-bottom: 40px;
}

.cta-title {
  font-size: 2rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.cta-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Process Preview */
.process-preview {
  margin-top: 40px;
  padding-top: 40px;
  border-top: 1px solid var(--border-subtle);
}

.process-title {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.process-steps {
  display: flex;
  justify-content: center;
  gap: 8px;
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  top: 20px;
  left: 25%;
  right: 25%;
  height: 2px;
  background: var(--border-color);
  z-index: 0;
}

.process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  position: relative;
  z-index: 1;
  padding: 0 16px;
}

.step-number {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-primary);
  border: 2px solid var(--border-color);
  border-radius: 50%;
  font-weight: 600;
  color: var(--text-secondary);
  transition: all 0.3s ease;
}

.process-step:hover .step-number {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--text-white);
  transform: scale(1.1);
}

.process-step span {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
  .services-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .services-header {
    margin-bottom: 40px;
  }

  .services-title {
    font-size: 2rem;
  }

  .services-subtitle {
    font-size: 1rem;
  }

  .process-steps {
    flex-wrap: wrap;
  }

  .process-steps::before {
    display: none;
  }
}

/* ------------------------------------
   Portfolio Section
   ------------------------------------ */

.portfolio-section {
  background: var(--bg-primary);
  padding: 80px 0;
  position: relative;
}

.portfolio-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* Portfolio Header */
.portfolio-header {
  text-align: center;
  margin-bottom: 40px;
  animation: fadeInUp 0.8s ease;
}

.portfolio-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.portfolio-subtitle {
  font-size: var(--font-large);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Stats Bar */
.portfolio-stats-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 20px;
  margin-bottom: 60px;
  animation: fadeInUp 0.8s ease 0.2s both;
}

.portfolio-stats-bar .stat-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  transition: all 0.3s ease;
}

.portfolio-stats-bar .stat-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary-color);
  box-shadow: 0 8px 16px rgba(0,0,0,0.1);
}

.portfolio-stats-bar .stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-color);
  display: block;
  margin-bottom: 8px;
}

.portfolio-stats-bar .stat-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* Portfolio Grid */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 24px;
  margin-bottom: 60px;
}

/* Portfolio Card */
.portfolio-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.3s ease;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  position: relative;
}

.portfolio-card.featured {
  grid-column: span 2;
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
}

/* Add animated top border like service cards */
.portfolio-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
  z-index: 2;
}

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

.portfolio-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.15);
  border-color: var(--primary-color);
}

.portfolio-card:active {
  transform: translateY(-4px);
}

.portfolio-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--primary-color);
  color: var(--text-white);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  z-index: 2;
}

/* Portfolio Header */
.portfolio-header {
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-subtle);
}

.portfolio-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  color: var(--primary-color);
  transition: all 0.3s ease;
}

.portfolio-card:hover .portfolio-icon {
  background: var(--primary-color);
  color: var(--text-white);
  transform: rotate(-5deg) scale(1.1);
}

.portfolio-meta {
  display: flex;
  gap: 12px;
  align-items: center;
}

.portfolio-category {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.portfolio-date {
  font-size: 0.75rem;
  color: var(--text-muted);
  padding: 2px 8px;
  background: var(--bg-primary);
  border-radius: 12px;
}

/* Portfolio Content */
.portfolio-content {
  padding: 20px;
  flex: 1;
}

.portfolio-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
  background: none;
  -webkit-text-fill-color: var(--text-primary);
}

.portfolio-description {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
  font-size: 0.95rem;
}

/* Portfolio Metrics */
.portfolio-metrics {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
}

.metric-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.metric-item svg {
  opacity: 0.6;
}

.metric-item.highlight {
  color: var(--success-color);
  font-weight: 600;
}

.metric-item.highlight svg {
  opacity: 1;
}

/* Portfolio Tech Stack */
.portfolio-tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.portfolio-tech-stack .tech-tag {
  padding: 4px 10px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  font-size: 0.75rem;
  color: var(--text-secondary);
  transition: all 0.2s ease;
}

.portfolio-card:hover .tech-tag {
  background: var(--bg-primary);
  border-color: var(--border-color);
}

/* Portfolio Footer */
.portfolio-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-primary);
  gap: 16px;
}

.portfolio-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--primary-color);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
  flex-shrink: 0;
}

.portfolio-cta:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--text-white);
  transform: translateX(2px);
}

.portfolio-cta svg {
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.portfolio-cta:hover svg {
  transform: translateX(4px);
}

.portfolio-client {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

.client-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid var(--border-color);
}

.client-name {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* Portfolio CTA Section */
.portfolio-cta-section {
  text-align: center;
  padding: 60px 20px;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  margin-top: 40px;
}

.portfolio-cta-section .cta-content {
  max-width: 600px;
  margin: 0 auto;
}

.portfolio-cta-section .cta-title {
  font-size: 2rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.portfolio-cta-section .cta-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.portfolio-cta-section .cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Responsive */
@media (max-width: 1024px) {
  .portfolio-card.featured {
    grid-column: span 1;
  }
}

@media (max-width: 768px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .portfolio-stats-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .portfolio-title {
    font-size: 2rem;
  }

  .portfolio-subtitle {
    font-size: 1rem;
  }

  .portfolio-metrics {
    flex-direction: column;
    gap: 8px;
  }

  .portfolio-footer {
    flex-direction: column;
    gap: 12px;
  }

  .portfolio-cta {
    width: 100%;
    justify-content: center;
  }
}

/* ------------------------------------
   Services Section
   ------------------------------------ */

.services-section {
  background-color: var(--bg-secondary);
  padding: var(--space-xl) 0;
  margin: var(--space-xl) 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.services-title {
  font-size: var(--font-xlarge);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.services-subtitle {
  font-size: var(--font-large);
  font-weight: 400;
  margin-bottom: var(--space-xl);
  color: var(--text-secondary);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Service Card */
.service-card {
  height: 100%;
  cursor: pointer;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  position: relative;
}

.service-card:hover { transform: translateY(-4px); }

.service-card:active { transform: translateY(-2px); }

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .24s ease;
}
.service-card:hover::before { transform: scaleX(1); }

.service-icon {
  background: var(--bg-tertiary);
  border-bottom: 2px solid var(--primary-color);
  transition: background .18s ease;
}
.service-card:hover .service-icon {
  background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--primary-dark) 100%);
}
.service-icon i {
  transition: transform .18s ease, color .18s ease;
}
.service-card:hover .service-icon i {
  color: var(--text-white) !important;
  transform: scale(1.08);
}

/* Services CTA */
.services-section .cta-primary {
  box-shadow: 0 4px 12px rgba(31, 111, 235, 0.25);
}

/* Grid Layout flex fix */
.w3-row-padding .w3-third {
  display: flex;
  align-items: stretch;
}

/* ------------------------------------
   Testimonials Section
   ------------------------------------ */

.testimonials-section {
  background-color: var(--surface-0);
  padding: var(--space-xl) 0;
  margin: var(--space-xl) 0;
  position: relative;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.testimonials-title {
  font-size: var(--font-xlarge);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.testimonials-subtitle {
  font-size: var(--font-large);
  font-weight: 400;
  margin-bottom: var(--space-xl);
  color: var(--text-secondary);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Statistics */
.testimonials-stats { margin: var(--space-xl) 0; }

.stat-card {
  height: 120px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  border-radius: var(--radius-md);
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .24s ease;
}
.stat-card:hover::before { transform: scaleX(1); }
.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, .25);
}
.stat-number {
  font-size: var(--font-xlarge);
  font-weight: 700;
  margin: 0;
  line-height: 1;
  color: var(--text-primary);
}
.stat-label {
  font-size: var(--font-small);
  font-weight: 500;
  margin: var(--space-xs) 0 0 0;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
}

/* Carousel styles moved to testimonials.css */

.testimonial-content { text-align: center; position: relative; }
.testimonial-quote { position: relative; margin-bottom: var(--space-lg); }
.testimonial-quote i.fa-quote-left {
  position: absolute;
  top: -10px; left: 50%;
  transform: translateX(-50%);
  background: var(--surface-1);
  color: var(--text-secondary);
  padding: 0 var(--space-sm);
}
.testimonial-quote blockquote {
  font-size: var(--font-large);
  line-height: 1.6;
  font-style: italic;
  margin: var(--space-md) 0;
  padding: var(--space-lg) var(--space-md) var(--space-md);
  position: relative;
  border: none;
  background: transparent;
  color: var(--text-primary);
}

/* Result panel */
.testimonial-result {
  margin: var(--space-lg) 0;
  padding: var(--space-md);
  background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.01));
  border-radius: 8px;
  border-left: 3px solid var(--primary-color);
  border: 1px solid var(--border-subtle);
}
.result-highlight {
  font-size: var(--font-base);
  color: var(--primary-color);
  margin: 0;
  line-height: 1.5;
}

/* Attribution */
.testimonial-attribution { border-top: 1px solid var(--border-subtle); padding-top: var(--space-md); }
.client-info { text-align: center; }
.client-name { font-size: var(--font-large); font-weight: 600; margin: 0 0 var(--space-xs) 0; color: var(--text-primary); }
.client-title { font-size: var(--font-base); margin: 0 0 var(--space-xs) 0; font-weight: 500; color: var(--text-secondary); }
.client-company { font-size: var(--font-base); margin: 0 0 var(--space-xs) 0; color: var(--text-secondary); }
.project-timeframe { font-size: var(--font-small); margin: var(--space-xs) 0 0 0; color: var(--text-secondary); font-style: italic; }

/* Carousel navigation */
.testimonial-navigation {
  margin-top: var(--space-xl);
  display: flex; align-items: center; justify-content: center;
  gap: var(--space-md);
}
.nav-btn {
  width: 40px; height: 40px;
  border: 1px solid var(--border-color);
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
  cursor: pointer;
  will-change: transform;
}
.nav-btn:hover { transform: scale(1.06); box-shadow: 0 4px 8px rgba(0,0,0,.25); }
.nav-btn:focus { outline: var(--ring-width) solid rgba(56,139,253,.45); outline-offset: 2px; }

/* Navigation dots styles moved to testimonials.css */

/* ------------------------------------
   Forms & Contact Section
   ------------------------------------ */

.contact-section {
  background-color: var(--surface-0);
  padding: var(--space-xl) 0;
  margin: var(--space-xl) 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.contact-title {
  font-size: var(--font-xlarge);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.contact-subtitle {
  font-size: var(--font-large);
  font-weight: 400;
  margin-bottom: var(--space-xl);
  color: var(--text-secondary);
}

.multi-step-form { position: relative; }

/* Honeypot field */
.honeypot {
  position: absolute;
  left: -9999px;
  width: 1px; height: 1px;
  opacity: 0; pointer-events: none;
}

/* Progress Indicator */
.form-progress { margin-bottom: var(--space-xl); }

.progress-steps {
  display: flex; justify-content: space-between;
  margin-bottom: var(--space-md);
  position: relative;
}
.progress-step {
  display: flex; flex-direction: column; align-items: center;
  flex: 1; position: relative; cursor: pointer; transition: opacity .18s ease;
}
.progress-step:hover:not(.active):not(.completed) { opacity: .7; }
.progress-step::after {
  content: '';
  position: absolute; top: 20px; right: -50%;
  width: 100%; height: 2px;
  background-color: var(--border-subtle);
  z-index: 1;
}
.progress-step:last-child::after { display: none; }
.progress-step.active::after, .progress-step.completed::after { background-color: var(--primary-color); }

.step-number {
  width: 40px; height: 40px; border-radius: 50%;
  background-color: var(--surface-2);
  color: var(--text-secondary);
  display: flex; align-items: center; justify-content: center;
  font-weight: 600; font-size: 16px;
  position: relative; z-index: 2;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
  border: 1px solid var(--border-subtle);
}
.progress-step.active .step-number,
.progress-step.completed .step-number {
  background-color: var(--primary-color);
  color: var(--text-white);
  border-color: var(--primary-color);
}
.step-label {
  font-size: var(--font-small);
  color: var(--text-secondary);
  margin-top: var(--space-xs);
  font-weight: 500;
}
.progress-step.active .step-label,
.progress-step.completed .step-label { color: var(--primary-color); }

.progress-bar {
  width: 100%; height: 4px;
  background-color: var(--surface-2);
  border-radius: 2px; overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-color), var(--primary-dark));
  border-radius: 2px;
  transition: width 0.4s ease;
}

/* Form Steps */
.form-step { display: none; animation: fadeIn .4s ease; }
.form-step.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: translateX(0); } }

.step-title { font-size: var(--font-large); font-weight: 600; color: var(--text-primary); margin-bottom: var(--space-sm); }
.step-description { font-size: var(--font-base); color: var(--text-secondary); margin-bottom: var(--space-lg); line-height: 1.6; }

/* Form Elements */
.form-group { margin-bottom: var(--space-lg); }
.form-row { display: flex; gap: var(--space-md); margin-bottom: var(--space-lg); }
.form-group.half-width { flex: 1; margin-bottom: 0; }

.form-label {
  display: block; font-size: var(--font-base);
  font-weight: 500; color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

input[type="text"],
input[type="email"],
input[type="tel"],
textarea,
select,
.form-control {
  width: 100%;
  padding: 12px 16px;
  font-size: var(--font-base);
  border: 1px solid var(--border-color) !important;
  border-radius: var(--radius-sm);
  background-color: var(--surface-2) !important;
  color: var(--text-primary) !important;
  transition: border-color .18s ease, background-color .18s ease, box-shadow .18s ease;
  font-family: inherit;
}

.form-control:focus,
input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
textarea:focus,
select:focus {
  background-color: var(--surface-1) !important;
  border-color: var(--primary-color) !important;
  outline: none;
  box-shadow: 0 0 0 2px var(--ring-muted);
}

/* Placeholder text */
::placeholder { color: var(--text-muted) !important; opacity: 1; }

/* Validation */
.form-control:invalid:not(:focus):not(:placeholder-shown) {
  border-color: var(--error-color) !important;
  background-color: rgba(248, 81, 73, .08) !important;
}
.form-control:valid:not(:focus):not(:placeholder-shown) {
  border-color: var(--success-color) !important;
  background-color: rgba(63, 185, 80, .08) !important;
}

.form-control.error {
  border-color: var(--error-color);
  background-color: rgba(248, 81, 73, .08);
}
.form-control.error:focus {
  box-shadow: 0 0 0 3px rgba(248, 81, 73, 0.15);
}

/* Radio & Checkbox Groups */
.radio-group, .checkbox-group { display: flex; flex-direction: column; gap: var(--space-sm); }

.radio-option, .checkbox-option {
  display: flex; align-items: flex-start; gap: var(--space-sm);
  padding: var(--space-sm);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color .18s ease, border-color .18s ease;
  background-color: var(--surface-1);
}
.radio-option:hover, .checkbox-option:hover {
  border-color: var(--primary-color);
  background-color: var(--surface-2);
}

.radio-option input[type="radio"],
.checkbox-option input[type="checkbox"] { margin: 0; margin-top: 2px; }

.radio-option input[type="radio"]:checked,
.checkbox-option input[type="checkbox"]:checked { accent-color: var(--primary-color); }

.radio-option:has(input:checked),
.checkbox-option:has(input:checked) {
  border-color: var(--success-color);
  background-color: rgba(63, 185, 80, .06);
}

.radio-content { flex: 1; }
.radio-title { font-weight: 500; color: var(--text-primary); margin-bottom: 2px; }
.radio-desc { font-size: var(--font-small); color: var(--text-secondary); }

/* Custom Checkbox */
.checkbox-option input[type="checkbox"] { display: none; }
.checkmark {
  width: 20px; height: 20px;
  border: 2px solid var(--border-subtle);
  border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  transition: all .18s ease; margin-top: 2px; position: relative;
}
.checkbox-option:hover .checkmark { border-color: var(--primary-color); }
.checkbox-option input[type="checkbox"]:checked + .checkmark {
  background-color: var(--primary-color); border-color: var(--primary-color);
}
.checkbox-option input[type="checkbox"]:checked + .checkmark::after {
  content: '✓'; color: var(--text-white); font-size: 14px; font-weight: bold;
}

/* Form Errors */
.form-error {
  color: var(--error-color);
  font-size: var(--font-small);
  margin-top: var(--space-xs);
  display: none;
}
.form-error.active { display: block; animation: errorFadeIn .3s ease; }
@keyframes errorFadeIn { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }

/* ------------------------------
   Local Avatar System
   ------------------------------ */

.avatar {
  /* Customizable variables (override per element via inline style) */
  --size: 48px;
  --bg: #1f6feb;
  --fg: #ffffff;
  --font-scale: 0.42;
  --weight: 700;

  width: var(--size) !important;
  height: var(--size) !important;
  min-width: var(--size);
  min-height: var(--size);
  max-width: var(--size);
  max-height: var(--size);
  display: inline-grid;
  place-items: center;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--bg);
  color: var(--fg);
  font: var(--weight) calc(var(--size) * var(--font-scale))/1 var(--avatar-font);
  text-transform: uppercase;
  user-select: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.avatar::before {
  content: attr(data-initials);
  letter-spacing: .02em;
}

/* Size variants */
.avatar.xs { --size: 24px; --font-scale: .50; }
.avatar.sm { --size: 32px; }
.avatar.md { --size: 48px; }
.avatar.lg { --size: 64px; }
.avatar.xl { --size: 96px; }

/* Optional border for enhanced visibility */
.avatar.outlined { box-shadow: 0 0 0 1px rgba(0,0,0,.06) inset; }

/* Project Estimation Display */
.project-estimation {
  background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.01));
  border: 1px solid var(--border-color);
  border-left: 3px solid var(--primary-color);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin-top: var(--space-lg);
}
.estimation-title {
  font-size: var(--font-large);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  display: flex; align-items: center; gap: var(--space-sm);
}
.estimation-title::before { content: '📊'; font-size: 24px; }
.estimation-content { display: grid; gap: var(--space-sm); margin-bottom: var(--space-md); }
.estimation-item {
  display: flex; justify-content: space-between; align-items: center;
  padding: var(--space-sm) 0; border-bottom: 1px solid var(--border-subtle);
}
.estimation-item:last-child { border-bottom: none; }
.estimation-label { font-weight: 500; color: var(--text-primary); }
.estimation-value { font-weight: 600; color: var(--primary-color); }
.estimation-note {
  display: flex; align-items: flex-start; gap: var(--space-xs);
  font-size: var(--font-small); color: var(--text-secondary);
  background-color: rgba(88,166,255,.06);
  padding: var(--space-sm);
  border-radius: 4px;
  border-left: 3px solid var(--primary-color);
}
.estimation-note i { color: var(--primary-color); margin-top: 2px; flex-shrink: 0; }

/* Form Navigation */
.form-navigation {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: var(--space-xl); gap: var(--space-md);
}

/* Direct Contact Column */
.direct-contact { height: fit-content; }
.contact-methods { margin-bottom: var(--space-xl); }
.contact-method {
  display: flex; align-items: flex-start; gap: var(--space-md);
  margin-bottom: var(--space-lg);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  transition: background-color .18s ease;
}
.contact-method { border-bottom: 1px solid var(--border-subtle); }
.contact-method:hover { background-color: rgba(88,166,255,.06); }

.contact-icon { flex-shrink: 0; }
.contact-icon i { color: var(--primary-color) !important; }

.contact-info { flex: 1; }
.contact-label { font-size: var(--font-base); font-weight: 600; color: var(--text-primary); margin-bottom: var(--space-xs); }
.contact-value { font-size: var(--font-base); margin-bottom: var(--space-xs); }
.contact-desc { font-size: var(--font-small); color: var(--text-secondary); margin: 0; }

/* Obfuscation */
.contact-obfuscated {
  unicode-bidi: bidi-override;
  direction: rtl;
  display: inline-block;
  transition: transform .18s ease;
}
.contact-reveal:hover .contact-obfuscated { direction: ltr; transform: translateY(-1px); }

.contact-value a { color: var(--primary-color); text-decoration: none; font-weight: 500; }
.contact-value a:hover { text-decoration: underline; }
.schedule-call { display: inline-block; margin-top: var(--space-xs); }

/* Response Guarantee */
.response-guarantee {
  background: rgba(63, 185, 80, .08);
  border: 1px solid #2ea043;
  border-radius: var(--radius-md);
  padding: var(--space-md);
  display: flex; align-items: center; gap: var(--space-md);
  color: #b4f1b4;
}
.guarantee-icon { flex-shrink: 0; }
.guarantee-content { flex: 1; }
.guarantee-title { font-size: var(--font-base); font-weight: 600; color: #b4f1b4; margin-bottom: var(--space-xs); }
.guarantee-text { font-size: var(--font-small); color: #b4f1b4; margin: 0; }

/* Sidebar CTA */
.sidebar-cta { margin-top: var(--space-md); text-align: center; }
.sidebar-cta .cta-primary { width: 100%; font-size: var(--font-small); padding: var(--space-sm) var(--space-md); }

/* ------------------------------------
   Portfolio Section & Cards
   ------------------------------------ */

.portfolio-section {
  background-color: var(--surface-0);
  padding: var(--space-xl) 0;
  margin: var(--space-xl) 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-primary);
}

.portfolio-title {
  font-size: var(--font-xlarge);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.portfolio-subtitle {
  font-size: var(--font-large);
  font-weight: 400;
  margin-bottom: var(--space-xl);
  color: var(--text-secondary);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Grid layout fix */
.portfolio-grid .w3-third,
.portfolio-grid .w3-half { display: flex; align-items: stretch; }

/* Card */
.portfolio-card {
  height: 100%;
  cursor: pointer;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--surface-1) !important;
  position: relative;
  border: 1px solid var(--border-color);
}

.portfolio-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
  border-color: rgba(88,166,255,.5);
}

.portfolio-card:active { transform: translateY(-2px); }

/* Image Placeholder */
.portfolio-image {
  position: relative;
  background: linear-gradient(135deg, var(--surface-2) 0%, var(--surface-1) 100%);
  height: 200px;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.portfolio-image-placeholder { display: flex; align-items: center; justify-content: center; width: 100%; height: 100%; transition: transform .18s ease, background .18s ease; }
.portfolio-card:hover .portfolio-image-placeholder { transform: scale(1.02); }
.portfolio-card:hover .portfolio-image-placeholder i { color: var(--text-white) !important; transform: scale(1.08); transition: transform .18s ease, color .18s ease; }

/* Overlay */
.portfolio-overlay {
  position: absolute; inset: 0;
  background: rgba(31,111,235,.9);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity .24s ease; will-change: opacity;
}
.portfolio-card:hover .portfolio-overlay { opacity: 1; }

.portfolio-view-btn {
  color: var(--text-white); font-weight: 600; font-size: var(--font-base);
  padding: var(--space-sm) var(--space-lg);
  border: 2px solid white; border-radius: var(--radius-sm);
  transition: background-color .18s ease, color .18s ease;
}
.portfolio-view-btn:hover { background: white; color: var(--primary-color); }

/* Content */
.portfolio-card-title {
  font-size: var(--font-large);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
  line-height: 1.3;
}
.portfolio-card-description {
  font-size: var(--font-base);
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
}

/* Tech tags */
.portfolio-tech-stack {
  display: flex; flex-wrap: wrap; gap: var(--space-xs);
  margin-bottom: var(--space-md);
}
.tech-tag {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: var(--text-white); padding: 4px 8px; border-radius: 12px;
  font-size: 12px; font-weight: 500; white-space: nowrap;
  border: none;
}

/* Result metric */
.portfolio-result { margin-top: var(--space-sm); padding-top: var(--space-sm); border-top: 1px solid var(--border-subtle); }
.result-metric { color: var(--primary-color); font-size: var(--font-base); font-weight: 700; }

/* Accent line */
.portfolio-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  transform: scaleX(0); transform-origin: left;
  transition: transform .24s ease; z-index: 1;
}
.portfolio-card:hover::before { transform: scaleX(1); }

/* ------------------------------------
   Portfolio Modal
   ------------------------------------ */

.portfolio-modal {
  display: none;
  position: fixed; z-index: 10000; inset: 0;
  background-color: rgba(13, 17, 23, 0.8);
  backdrop-filter: blur(4px);
  animation: fadeIn .3s ease;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.portfolio-modal-content {
  background-color: var(--surface-1) !important;
  margin: 5% auto;
  padding: 0;
  border-radius: 12px;
  width: 90%; max-width: 800px;
  max-height: 80vh; overflow-y: auto;
  position: relative;
  animation: slideIn .3s ease;
  box-shadow: var(--shadow-2);
  border: 1px solid var(--border-color);
}
@keyframes slideIn {
  from { transform: translateY(-50px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.portfolio-close {
  position: absolute; top: 15px; right: 20px;
  color: var(--text-secondary);
  font-size: 28px; font-weight: bold;
  cursor: pointer; z-index: 1001;
  transition: color .18s ease;
}
.portfolio-close:hover { color: var(--primary-color); }
.portfolio-close:focus { outline: var(--ring-width) solid var(--ring); outline-offset: 2px; }

/* Header */
.portfolio-modal-header {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
  color: var(--text-white); padding: var(--space-xl) var(--space-lg);
  border-radius: 12px 12px 0 0; position: relative;
}
.portfolio-modal-header h2 {
  margin: 0; font-size: var(--font-xlarge);
  font-weight: 600; margin-bottom: var(--space-xs);
}
.portfolio-modal-client { font-size: var(--font-base); opacity: .9; font-weight: 400; }

/* Body */
.portfolio-modal-body { padding: var(--space-lg); }
.portfolio-modal-section { margin-bottom: var(--space-xl); }
.portfolio-modal-section h3 {
  font-size: var(--font-large); font-weight: 600; color: var(--text-primary);
  margin-bottom: var(--space-sm); display: flex; align-items: center; gap: var(--space-xs);
}
.portfolio-modal-section h3 i { color: var(--primary-color); width: 20px; }
.portfolio-modal-section p { font-size: var(--font-base); line-height: 1.7; color: var(--text-secondary); margin-bottom: var(--space-sm); }

/* Results list */
.portfolio-results-list { list-style: none; padding: 0; margin: 0; }
.portfolio-results-list li {
  padding: var(--space-xs) 0;
  font-size: var(--font-base);
  color: var(--text-secondary);
  display: flex; align-items: flex-start; gap: var(--space-sm);
  line-height: 1.6;
}
.portfolio-results-list i.fa-check-circle { color: #4caf50; font-size: 16px; margin-top: 2px; flex-shrink: 0; }

/* Tech tags (modal) */
.portfolio-modal-tech {
  display: flex; flex-wrap: wrap; gap: var(--space-xs);
  margin-top: var(--space-sm);
}
.tech-tag-modal {
  background: linear-gradient(135deg, var(--surface-2), var(--surface-1));
  color: var(--text-primary);
  padding: 6px 12px; border-radius: 16px; font-size: 13px; font-weight: 500;
  border: 1px solid var(--border-color); white-space: nowrap;
}

/* Modal Testimonial */
.portfolio-testimonial {
  background: var(--surface-1);
  padding: var(--space-lg);
  border-radius: 8px;
  border-left: 3px solid var(--primary-color);
  border: 1px solid var(--border-subtle);
  margin-top: var(--space-sm);
}
.portfolio-testimonial p {
  font-style: italic; font-size: var(--font-base);
  color: var(--text-primary); margin: 0; line-height: 1.6;
}

/* Modal CTA */
.portfolio-modal-cta {
  text-align: center;
  background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.01));
  padding: var(--space-lg);
  border-radius: 8px;
  margin-top: var(--space-lg);
  border: 1px solid var(--border-subtle);
}
.portfolio-modal-cta h3 {
  font-size: var(--font-large); font-weight: 600; color: var(--text-primary);
  margin-bottom: var(--space-md); justify-content: center;
}
.portfolio-modal-cta .cta-primary { margin-top: var(--space-sm); }

/* ------------------------------------
   Footer
   ------------------------------------ */

footer.w3-indigo {
  background-color: var(--bg-secondary) !important;
  border-top: 1px solid var(--border-color);
  color: var(--text-primary) !important;
}
footer a { color: var(--text-secondary) !important; }
footer a:hover { color: var(--primary-color) !important; }

/* ------------------------------------
   Accessibility & Preferences
   ------------------------------------ */

.cta-primary:focus, .cta-secondary:focus { outline: 3px solid #fff; outline-offset: 2px; }
.service-card:focus, .portfolio-card:focus,
.nav-btn:focus-visible, .portfolio-card:focus-visible {
  outline: var(--ring-width) solid var(--ring);
  outline-offset: 2px;
}
.nav-dot:focus { outline: 2px solid var(--ring); outline-offset: 2px; }

/* Minimum hit area for interactive elements */
.nav-btn, .nav-dot, .cta-primary, .cta-secondary, .btn-primary, .btn-secondary { min-height: 44px; }

/* High contrast support */
@media (prefers-contrast: high) {
  .service-card, .portfolio-card, .testimonial-card, .stat-card,
  .radio-option, .checkbox-option,
  .portfolio-card, .portfolio-card:hover {
    border-width: 2px;
  }
  .tech-tag { border: 1px solid currentColor; }
  .testimonial-result { border: 2px solid var(--primary-color); }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
  .service-card:hover, .portfolio-card:hover, .stat-card:hover { transform: none !important; }
}

/* ------------------------------------
   Responsive
   ------------------------------------ */

@media (max-width: 992px) {
  .services-section { padding: var(--space-lg) 0; }
  .w3-row-padding .w3-third { margin-bottom: var(--space-lg); }
  .service-card { margin-bottom: var(--space-md); }

  .testimonials-section { padding: var(--space-lg) 0; }
  .testimonials-stats .w3-quarter { margin-bottom: var(--space-md); }
  .stat-card { height: 100px; }
  .stat-number { font-size: var(--font-large); }

  .contact-section { padding: var(--space-lg) 0; }
  .form-row { flex-direction: column; gap: 0; }
  .form-group.half-width { margin-bottom: var(--space-lg); }
  .form-navigation { flex-direction: column; }
  .btn-primary, .btn-secondary { width: 100%; }

  .portfolio-section { padding: var(--space-lg) 0; }
  .portfolio-grid .w3-third, .portfolio-grid .w3-half { margin-bottom: var(--space-lg); }
  .portfolio-card { margin-bottom: var(--space-md); }
  .portfolio-image { height: 180px; }
}

@media (max-width: 768px) {
  .hero-section { min-height: 100vh; padding: var(--space-md); }
  .hero-container { padding: 0 var(--space-md); }
  .hero-content { padding: var(--space-md) 0; }

  /* Hero mobile adjustments */
  .hero-badge { font-size: 0.75rem; padding: 4px 10px; }
  .hero-terminal { font-size: 0.8rem; padding: 6px 12px; }
  .hero-greeting { font-size: 1.25rem; }
  .hero-role { font-size: clamp(2rem, 8vw, 3rem); }
  .hero-subtitle { font-size: 1rem; }

  .hero-tech-stack {
    max-width: 100%;
    padding: 0 var(--space-sm);
  }
  .tech-pill { font-size: 0.75rem; padding: 4px 10px; }

  .hero-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-sm);
    max-width: 100%;
  }
  .stat-item { padding: var(--space-xs); }
  .stat-value { font-size: 1.25rem; }
  .stat-label { font-size: 0.7rem; }

  .hero-cta-container {
    flex-direction: column;
    align-items: center;
    width: 100%;
    padding: 0 var(--space-md);
  }
  .cta-primary, .cta-secondary {
    width: 100%;
    max-width: 280px;
    padding: 14px 24px;
  }
  .cta-icon { width: 14px; height: 14px; }

  .hero-bg-code { display: none; }
  .hero-scroll-indicator { bottom: 0.5rem; }

  .services-title { font-size: var(--font-large); }
  .services-subtitle { font-size: var(--font-base); padding: 0 var(--space-md); }
  .service-card { margin-bottom: var(--space-lg); }
  .service-icon { padding: var(--space-md) !important; }
  .service-icon i { font-size: 36px !important; }
  .service-title { font-size: var(--font-base); }
  .service-description { font-size: var(--font-small); }

  .testimonials-title { font-size: var(--font-large); }
  .testimonials-subtitle { font-size: var(--font-base); padding: 0 var(--space-md); }
  .testimonials-stats .w3-quarter { width: 50% !important; margin-bottom: var(--space-md); }
  .testimonial-card { min-height: 350px; margin: 0 var(--space-sm); }
  .testimonial-quote blockquote { font-size: var(--font-base); padding: var(--space-md) var(--space-sm); }
  .testimonial-quote i.fa-quote-left { font-size: 18px; top: -8px; }
  .client-name { font-size: var(--font-base); }
  .client-title, .client-company { font-size: var(--font-small); }
  .testimonial-navigation { gap: var(--space-sm); }
  .nav-btn { width: 36px; height: 36px; }

  .contact-section .w3-row-padding { margin: 0; }
  .contact-section .w3-twothird, .contact-section .w3-third { width: 100%; margin-bottom: var(--space-lg); }
  .progress-steps { gap: var(--space-sm); }
  .progress-step::after { right: -50%; width: calc(100% + 16px); }
  .step-number { width: 35px; height: 35px; font-size: 14px; }
  .step-label { font-size: 12px; }
  .radio-group, .checkbox-group { gap: var(--space-xs); }
  .radio-option, .checkbox-option { padding: var(--space-sm); }
  .contact-method { flex-direction: column; text-align: center; gap: var(--space-sm); }
  .response-guarantee { flex-direction: column; text-align: center; gap: var(--space-sm); }

  .portfolio-title { font-size: var(--font-large); }
  .portfolio-subtitle { font-size: var(--font-base); padding: 0 var(--space-md); }
  .portfolio-card { margin-bottom: var(--space-lg); }
  .portfolio-image { height: 160px; }
  .portfolio-image-placeholder i { font-size: 36px !important; }
  .portfolio-card-title { font-size: var(--font-base); }
  .portfolio-card-description { font-size: var(--font-small); }
  .tech-tag { font-size: 11px; padding: 3px 6px; }

  .portfolio-modal-content { width: 98%; margin: 2% auto; max-height: 95vh; }

  .thank-you-message { padding: var(--space-lg) var(--space-md); }
  .next-step { flex-direction: column; text-align: center; gap: var(--space-sm); }
  .step-icon { align-self: center; }
  .resource-links { flex-direction: column; align-items: center; }
  .resource-links .cta-secondary { width: 100%; max-width: 280px; }
}

@media (max-width: 480px) {
  :root {
    --font-hero: clamp(2rem, 8vw, 2.5rem);
    --font-hero-sub: clamp(1rem, 4vw, 1.25rem);
  }
  .hero-section { min-height: 40vh; }
  .hero-content { padding: var(--space-sm); }

  .services-section { padding: var(--space-md) 0; margin: var(--space-lg) 0; }
  .services-section .w3-container { padding: var(--space-md) !important; }
  .service-card:hover { transform: translateY(-2px); }
  .service-benefits li { font-size: 13px; }

  .testimonials-section { padding: var(--space-md) 0; margin: var(--space-lg) 0; }
  .testimonials-section .w3-container { padding: var(--space-md) !important; }
  .testimonials-stats .w3-quarter { width: 100% !important; margin-bottom: var(--space-sm); }
  .stat-card { height: 80px; }
  .stat-number { font-size: var(--font-base); }
  .stat-label { font-size: 11px; }
  .testimonial-card { min-height: 400px; padding: var(--space-md) !important; }
  .testimonial-quote blockquote { font-size: var(--font-small); padding: var(--space-sm); }
  .result-highlight { font-size: var(--font-small); }
  .testimonial-navigation { flex-direction: column; gap: var(--space-md); }
  .nav-dots { order: -1; }

  .contact-section { padding: var(--space-md) 0; margin: var(--space-lg) 0; }
  .contact-section .w3-container { padding: var(--space-md) !important; }
  .form-control { padding: 10px 12px; font-size: var(--font-small); }
  .btn-primary, .btn-secondary { padding: 10px 16px; font-size: var(--font-small); }
  .estimation-content { gap: var(--space-xs); }
  .estimation-item { flex-direction: column; align-items: flex-start; gap: var(--space-xs); }

  .portfolio-section { padding: var(--space-md) 0; margin: var(--space-lg) 0; }
  .portfolio-section .w3-container { padding: var(--space-md) !important; }
  .portfolio-card:hover { transform: translateY(-2px); }
  .portfolio-image { height: 140px; }
  .portfolio-tech-stack { gap: 4px; }
  .tech-tag { font-size: 10px; padding: 2px 5px; }
  .result-metric { font-size: var(--font-small); }
  .portfolio-modal-content { width: 98%; margin: 1% auto; border-radius: 8px; }
  .portfolio-modal-header h2 { font-size: var(--font-large); }
  .portfolio-modal-section h3 { font-size: var(--font-base); }
  .portfolio-modal-section p, .portfolio-results-list li { font-size: var(--font-small); }
  .tech-tag-modal { font-size: 12px; padding: 4px 8px; }

  .thank-you-icon i { font-size: 3rem; }
  .next-steps { padding: var(--space-md); }
  .next-step { padding: var(--space-sm); }
  .step-icon { width: 35px; height: 35px; }
  .step-icon i { font-size: 16px; }
}

/* ------------------------------------
   Services/Benefits Lists
   ------------------------------------ */

.service-title {
  font-size: var(--font-large);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}
.service-description {
  font-size: var(--font-base);
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
}
.service-benefits { margin-top: var(--space-md); }
.service-benefits ul { list-style: none; padding: 0; margin: 0; }
.service-benefits li {
  padding: var(--space-xs) 0;
  font-size: var(--font-small);
  color: var(--text-secondary);
  display: flex; align-items: center; gap: var(--space-xs);
}
.service-benefits i.fa-check { font-size: 14px; margin-right: var(--space-xs); flex-shrink: 0; }

/* ------------------------------------
   Testimonials – Accessibility
   ------------------------------------ */

.testimonial-card:focus-within { outline: var(--ring-width) solid var(--ring); outline-offset: 2px; }
.nav-btn:focus-visible { outline: var(--ring-width) solid var(--ring); outline-offset: 2px; }

/* ------------------------------------
   Thank You / Next Steps (Dark)
   ------------------------------------ */

.thank-you-message { text-align: center; padding: var(--space-xl) var(--space-lg); }
.thank-you-content { max-width: 600px; margin: 0 auto; }
.thank-you-icon { margin-bottom: var(--space-lg); animation: checkmarkAppear .6s ease-out; }
@keyframes checkmarkAppear {
  0% { opacity: 0; transform: scale(.3); }
  50% { transform: scale(1.1); }
  100% { opacity: 1; transform: scale(1); }
}
.thank-you-title { font-size: var(--font-xlarge); font-weight: 600; color: var(--text-primary); margin-bottom: var(--space-sm); }
.thank-you-subtitle { font-size: var(--font-large); color: var(--text-secondary); margin-bottom: var(--space-xl); }

/* Next Steps */
.next-steps {
  text-align: left;
  margin: var(--space-xl) 0;
  background-color: var(--surface-1);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  border: 1px solid var(--border-subtle);
}
.next-steps h3 {
  font-size: var(--font-large); font-weight: 600;
  color: var(--text-primary); margin-bottom: var(--space-md); text-align: center;
}
.next-step {
  display: flex; align-items: flex-start; gap: var(--space-md);
  margin-bottom: var(--space-lg); padding: var(--space-md);
  background-color: var(--surface-0);
  border-radius: 6px;
  box-shadow: 0 2px 4px rgba(0,0,0,.15);
  border: 1px solid var(--border-subtle);
}
.next-step:last-child { margin-bottom: 0; }
.step-icon {
  flex-shrink: 0; width: 40px; height: 40px;
  background-color: rgba(88,166,255,.12);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin-top: var(--space-xs);
}
.step-icon i { font-size: 18px; color: var(--primary-color); }
.step-content { flex: 1; }
.step-content h4 { font-size: var(--font-base); font-weight: 600; color: #ffffff !important; margin-bottom: var(--space-xs); }
.step-content p { font-size: var(--font-small); color: var(--text-secondary); margin: 0; line-height: 1.5; }

/* Additional Resources */
.additional-resources { margin-top: var(--space-xl); }
.additional-resources h3 {
  font-size: var(--font-large); font-weight: 600; color: var(--text-primary);
  margin-bottom: var(--space-md);
}
.resource-links {
  display: flex; gap: var(--space-md); justify-content: center; flex-wrap: wrap;
}
.resource-links .cta-secondary { flex: 1; max-width: 200px; min-width: 150px; }

/* Form Error Message Panel */
.form-error-message {
  background-color: rgba(248, 81, 73, .08);
  border: 1px solid var(--error-color);
  border-radius: 6px;
  padding: var(--space-md);
  margin-bottom: var(--space-lg);
  display: none;
  animation: errorSlideIn .3s ease;
  color: #ffaba8;
}
.form-error-message.active { display: block; }
@keyframes errorSlideIn { from { opacity: 0; transform: translateY(-20px); } to { opacity: 1; transform: translateY(0); } }
.error-content { display: flex; align-items: center; gap: var(--space-sm); font-weight: 500; }
.error-content i { font-size: 18px; flex-shrink: 0; color: var(--error-color); }

/* Radio/Checkbox “success” tint */
.radio-option:has(input:checked),
.checkbox-option:has(input:checked) {
  border-color: #3fb950;
  background-color: rgba(63,185,80,.06);
}

/* ------------------------------------
   Performance & Feature Hints
   ------------------------------------ */

/* Restrict will-change to hot paths only */
.hero-section,
.cta-primary, .cta-secondary,
.service-card, .portfolio-card, .testimonial-card, .stat-card,
.nav-btn, .portfolio-overlay { will-change: auto; }

/* Optimize font loading */
@font-face { font-display: swap; }

/* 60fps transform hint for cards (safely scoped) */
@supports (transform: translateZ(0)) {
  .service-card, .portfolio-card, .stat-card { transform: translateZ(0); }
}

/* ------------------------------------
   Blog Article Styles
   ------------------------------------ */

/* Article CTA Section */
.article-cta {
  background: linear-gradient(135deg, rgba(31, 111, 235, 0.1), rgba(24, 97, 209, 0.1));
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 2rem;
  margin: 3rem 0;
  text-align: center;
}

.article-cta h3 {
  color: var(--text-primary);
  font-size: 1.5rem;
  margin: 0 0 1rem;
}

.article-cta p {
  color: var(--text-secondary);
  margin: 0 0 1.5rem;
}

/* CTA Button for Articles - inherits from .cta-primary with explicit white text */
.cta-button,
.cta-button:link,
.cta-button:visited,
.cta-button:active {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, #1f6feb, #1861d1);
  color: #ffffff !important;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  text-decoration: none !important;
  font-weight: 500;
  transition: all 0.3s ease;
  border: none;
}

.cta-button:hover {
  background: linear-gradient(135deg, #1861d1, #1451a7);
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(31, 111, 235, 0.3);
}

.cta-button:focus-visible {
  outline: var(--ring-width) solid var(--ring);
  outline-offset: 2px;
}

/* Article Category Badge */
.article-category,
.article-category:link,
.article-category:visited,
.article-category:active {
  background: #1f6feb;
  color: #ffffff !important;
  padding: 4px 8px;
  border-radius: 4px;
  font-weight: 500;
  text-decoration: none !important;
  display: inline-block;
  font-size: 0.875rem;
  transition: background 0.3s ease;
}

.article-category:hover {
  background: #1861d1;
  color: #ffffff !important;
}

.article-category:focus-visible {
  outline: var(--ring-width) solid var(--ring);
  outline-offset: 2px;
}

/* Article Tags */
.tag,
.tag:link,
.tag:visited,
.tag:active {
  background: #0d1117;
  border: 1px solid #30363d;
  color: #8b949e !important;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.875rem;
  text-decoration: none !important;
  display: inline-block;
  transition: all 0.3s ease;
}

.tag:hover {
  border-color: #58a6ff;
  color: #58a6ff !important;
}

.tag:focus-visible {
  outline: var(--ring-width) solid var(--ring);
  outline-offset: 2px;
}

/* ------------------------------------
   Print Styles
   ------------------------------------ */

@media print {
  .hero-section { background: none; color: black; min-height: auto; }
  .cta-primary, .cta-secondary { display: none; }

  .services-section,
  .testimonials-section,
  .portfolio-section,
  .contact-section { background: none; page-break-inside: avoid; }

  .service-card, .portfolio-card, .testimonial-card, .stat-card {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ccc !important;
    transform: none !important;
  }

  .portfolio-overlay, .portfolio-modal, .testimonial-navigation,
  .form-navigation, .progress-steps, .progress-bar { display: none !important; }

  .multi-step-form .form-step { display: block !important; page-break-inside: avoid; }
}

/* === Addendum: parity with original selectors & behaviors === */

/* Original utility */
.w3-opacity { opacity: 0.7; }

/* Generic tech tag (used outside portfolio cards) */
.tech-tag {
  background-color: var(--bg-tertiary);
  color: var(--primary-color);
  border: 1px solid var(--border-color);
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.875rem;
  display: inline-block;
  margin: 2px;
}

/* Portfolio-specific tech tag styling (keeps the bolder pill look there only) */
.portfolio-tech-stack .tech-tag {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: #fff;
  border: none;
  border-radius: 12px;
  font-size: 12px;
  padding: 4px 8px;
}

/* Services section h3 (explicit sizing from original) */
.services-section h3 {
  font-size: var(--font-large);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

/* Completed progress step checkmark (preserves original ✓) */
.progress-step.completed .step-number::after {
  content: '✓';
  position: absolute;
  font-size: 12px;
  font-weight: bold;
}

/* Explicit focus-visible on form controls, in addition to :focus ring */
.form-control:focus-visible,
input[type="text"]:focus-visible,
input[type="email"]:focus-visible,
input[type="tel"]:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: var(--ring-width) solid var(--ring);
  outline-offset: 2px;
}

/* Testimonials Section */
.testimonials-section {
  padding: 100px 0;
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  position: relative;
  overflow: hidden;
}

.testimonials-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--primary-color) 0%, transparent 70%);
  opacity: 0.03;
  pointer-events: none;
}

.testimonials-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
}

/* Testimonials Header */
.testimonials-header {
  text-align: center;
  margin-bottom: 60px;
}

.testimonials-header .section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  margin-bottom: 24px;
  color: var(--primary-color);
  font-size: 0.875rem;
  font-weight: 500;
}

.testimonials-title {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.testimonials-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Trust Indicators */
.trust-indicators {
  display: flex;
  gap: 24px;
  justify-content: center;
  margin-bottom: 60px;
  flex-wrap: wrap;
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.3s ease;
}

.trust-badge:hover {
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(88, 166, 255, 0.1);
}

.trust-badge svg {
  color: var(--primary-color);
}

/* Testimonials Grid */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 32px;
  margin-bottom: 60px;
}

/* Testimonial Card */
/* Testimonial styles have been consolidated in testimonials.css */

/* All testimonial-specific styles have been consolidated in testimonials.css */

/* Responsive styles for testimonials are in testimonials.css */

/* ------------------------------------
   Footer Section
   ------------------------------------ */

.footer-github {
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  padding: 60px 0 40px;
  margin-top: 80px;
  position: relative;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease;
}

.footer-github.footer-visible {
  opacity: 1;
  transform: translateY(0);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.footer-content {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-column {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.5s ease;
}

.footer-column h3 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-brand .brand-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  font-size: 0.625rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.footer-brand p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.footer-nav {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-nav li {
  margin-bottom: 12px;
}

.footer-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  transition: all 0.2s ease;
  display: inline-block;
  position: relative;
}

.footer-nav a:hover {
  color: var(--primary-color);
  transform: translateX(4px);
}

/* Tech Stack Grid */
.tech-stack-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 20px;
}

.tech-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-secondary);
  transition: all 0.3s ease;
  cursor: pointer;
  animation: tech-icon-entrance 0.5s ease-out forwards;
  opacity: 0;
}

.tech-icon:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--text-white);
  transform: scale(1.2) rotate(5deg);
}

/* Social Links */
.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  color: var(--text-secondary);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.footer-social a:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--text-white);
  transform: translateY(-3px);
}

/* Newsletter Form */
.newsletter-form {
  display: flex;
  gap: 8px;
  margin-top: 16px;
}

.newsletter-form input[type="email"] {
  flex: 1;
  padding: 8px 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--text-primary);
  font-size: 0.875rem;
  font-family: inherit;
}

.newsletter-form input[type="email"]:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(88, 166, 255, 0.2);
}

.newsletter-form button {
  padding: 8px 16px;
  background: var(--primary-color);
  color: var(--text-white);
  border: none;
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.newsletter-form button:hover {
  background: var(--accent-color);
  transform: translateY(-1px);
}

.newsletter-form button:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

/* Footer Bottom */
.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-copyright {
  color: var(--text-muted);
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-copyright svg {
  opacity: 0.6;
}

.footer-legal {
  display: flex;
  gap: 24px;
  align-items: center;
}

.footer-legal a {
  color: var(--text-muted);
  font-size: 0.875rem;
  text-decoration: none;
  transition: color 0.2s ease;
}

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

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--primary-color);
  color: var(--text-white);
  border: none;
  border-radius: 50%;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 1000;
  box-shadow: 0 4px 12px rgba(88, 166, 255, 0.3);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--accent-color);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(88, 166, 255, 0.4);
}

/* Ripple Effect */
.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  transform: scale(0);
  animation: ripple-animation 0.6s ease-out;
  pointer-events: none;
}

@keyframes ripple-animation {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* Tech Icon Animations */
@keyframes tech-icon-entrance {
  from {
    opacity: 0;
    transform: scale(0.8) rotate(-10deg);
  }
  to {
    opacity: 1;
    transform: scale(1) rotate(0);
  }
}

/* Responsive Design */
@media (max-width: 1024px) {
  .footer-content {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-column:nth-child(4),
  .footer-column:nth-child(5) {
    grid-column: span 1;
  }
}

@media (max-width: 768px) {
  .footer-content {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .footer-legal {
    flex-direction: column;
    gap: 12px;
  }

  .tech-stack-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .back-to-top {
    bottom: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
  }
}
EOF < /dev/null

/* ------------------------------------
   Footer Section
   ------------------------------------ */

.footer-github {
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  padding: 60px 0 40px;
  margin-top: 80px;
  position: relative;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease;
}

.footer-github.footer-visible {
  opacity: 1;
  transform: translateY(0);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.footer-content {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-column {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.5s ease;
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--primary-color);
  color: var(--text-white);
  border: none;
  border-radius: 50%;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 1000;
  box-shadow: 0 4px 12px rgba(88, 166, 255, 0.3);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--accent-color);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(88, 166, 255, 0.4);
}

/* Ripple Effect */
.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  transform: scale(0);
  animation: ripple-animation 0.6s ease-out;
  pointer-events: none;
}

@keyframes ripple-animation {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* Tech Icon Animations */
@keyframes tech-icon-entrance {
  from {
    opacity: 0;
    transform: scale(0.8) rotate(-10deg);
  }
  to {
    opacity: 1;
    transform: scale(1) rotate(0);
  }
}

.tech-icon {
  animation: tech-icon-entrance 0.5s ease-out forwards;
  opacity: 0;
}

/* Newsletter Form Styles */
.newsletter-form {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
}

.newsletter-form input[type="email"] {
  flex: 1;
  padding: 0.5rem 1rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--text-primary);
  font-family: "JetBrains Mono", monospace;
}

.newsletter-form button {
  padding: 0.5rem 1.5rem;
  background: var(--primary-color);
  color: var(--bg-primary);
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.newsletter-form button:hover {
  background: var(--accent-color);
}

.newsletter-form button:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}