/* ============================================================
   TH KINDNESS SERVICES LLC — Master Stylesheet
   Computer Systems Design & Digital Infrastructure
   ============================================================ */

/* --- CSS Custom Properties --- */
:root {
  /* Palette — high contrast, no rgba text */
  --color-bg:         #0a0a14;
  --color-bg-alt:     #0f0f1e;
  --color-bg-card:    #141428;
  --color-bg-elevated:#1a1a34;
  --color-surface:    #1e1e3a;
  --color-border:     #2a2a4a;
  --color-text:       #f0f0f8;
  --color-text-muted: #b0b0c8;
  --color-text-dim:   #787898;
  --color-primary:    #ff6b35;
  --color-primary-hover: #ff8555;
  --color-accent:     #00d2ff;
  --color-accent-alt: #ffd166;
  --color-success:    #06d6a0;
  --color-error:      #ef476f;
  --color-white:      #ffffff;

  /* Typography */
  --font-mono:   'SF Mono', 'Fira Code', 'Cascadia Code', 'JetBrains Mono', monospace;
  --font-sans:   system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-display: system-ui, -apple-system, 'Segoe UI', sans-serif;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 5rem;
  --space-3xl: 8rem;

  /* Layout */
  --max-width: 1280px;
  --nav-height: 72px;
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; font: inherit; border: none; background: none; color: inherit; }
address { font-style: normal; }

::selection {
  background: var(--color-primary);
  color: var(--color-white);
}

/* --- Skip Link --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  background: var(--color-primary);
  color: var(--color-white);
  padding: var(--space-sm) var(--space-md);
  border-radius: 0 0 var(--radius) var(--radius);
  z-index: 1000;
  font-weight: 700;
}
.skip-link:focus {
  top: 0;
}

/* --- Navigation --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 999;
  height: var(--nav-height);
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition), box-shadow var(--transition);
}
.site-header.scrolled {
  background: var(--color-bg);
  box-shadow: 0 2px 24px rgba(0,0,0,0.5);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: -0.02em;
  z-index: 1001;
}
.logo-icon {
  width: 38px;
  height: 38px;
}
.logo-text {
  color: var(--color-white);
}
.logo-accent {
  color: var(--color-primary);
}

.main-nav ul {
  display: flex;
  gap: var(--space-lg);
}
.main-nav a {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-muted);
  transition: color var(--transition);
  padding: var(--space-xs) 0;
  position: relative;
}
.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition);
}
.main-nav a:hover,
.main-nav a.active {
  color: var(--color-white);
}
.main-nav a:hover::after,
.main-nav a.active::after {
  width: 100%;
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  z-index: 1001;
  padding: var(--space-sm);
}
.hamburger-line {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle.active .hamburger-line:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}
.nav-toggle.active .hamburger-line:nth-child(2) {
  opacity: 0;
}
.nav-toggle.active .hamburger-line:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: var(--nav-height) 0 0 0;
  position: relative;
  overflow: hidden;
}

.hero-bg-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
.shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.07;
}
.shape-1 {
  width: 600px;
  height: 600px;
  background: var(--color-primary);
  top: -200px;
  right: -100px;
}
.shape-2 {
  width: 400px;
  height: 400px;
  background: var(--color-accent);
  bottom: -100px;
  left: -100px;
}
.shape-3 {
  width: 200px;
  height: 200px;
  background: var(--color-accent-alt);
  top: 40%;
  left: 60%;
}
.shape-4 {
  width: 300px;
  height: 300px;
  background: var(--color-primary);
  bottom: 20%;
  right: 30%;
}

.hero-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-xl) var(--space-lg);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
  padding: var(--space-xs) var(--space-md);
  border: 1px solid var(--color-accent);
  border-radius: 100px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-lg);
  color: var(--color-white);
}
.highlight {
  color: var(--color-primary);
}
.highlight-alt {
  color: var(--color-accent);
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  max-width: 540px;
  margin-bottom: var(--space-xl);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-2xl);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.8rem;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: 100px;
  transition: all var(--transition);
  letter-spacing: 0.01em;
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(255,107,53,0.3);
}
.btn-outline {
  border: 2px solid var(--color-border);
  color: var(--color-white);
}
.btn-outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-2px);
}
.btn-full {
  width: 100%;
}

/* Hero Stats */
.hero-stats {
  display: flex;
  gap: var(--space-xl);
}
.stat-badge {
  text-align: center;
}
.stat-number {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 900;
  color: var(--color-white);
  display: block;
  line-height: 1;
}
.stat-label {
  font-size: 0.8rem;
  color: var(--color-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
}

/* Hero Visual — Terminal Card */
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-card {
  width: 100%;
  max-width: 460px;
}
.card-terminal {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.05) inset;
}
.term-dots {
  display: flex;
  gap: 8px;
  padding: 14px 18px;
  background: var(--color-bg-elevated);
  border-bottom: 1px solid var(--color-border);
}
.term-dots span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.term-dots span:nth-child(1) { background: #ef476f; }
.term-dots span:nth-child(2) { background: #ffd166; }
.term-dots span:nth-child(3) { background: #06d6a0; }
.term-body {
  padding: 20px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.9;
  color: var(--color-text-muted);
}
.term-prompt {
  color: var(--color-success);
  margin-right: var(--space-sm);
}
.term-accent {
  color: var(--color-accent);
  font-weight: 700;
}
.term-active {
  color: var(--color-text);
}
.term-cursor {
  color: var(--color-primary);
  animation: cursorBlink 1s step-end infinite;
}
@keyframes cursorBlink {
  50% { opacity: 0; }
}

/* --- Sections --- */
section {
  padding: var(--space-3xl) var(--space-lg);
}
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-3xl) auto;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-md);
  color: var(--color-white);
}
.section-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-muted);
}

/* --- Services Grid --- */
.services {
  background: var(--color-bg-alt);
}
.services-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: var(--space-lg);
}

.service-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.service-card:hover::before {
  transform: scaleX(1);
}
.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-primary);
  box-shadow: 0 16px 48px rgba(255,107,53,0.12);
}

.service-icon {
  width: 52px;
  height: 52px;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}
.service-title {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: var(--space-sm);
  color: var(--color-white);
}
.service-desc {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: var(--space-md);
  line-height: 1.7;
}
.service-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}
.service-list li {
  font-size: 0.85rem;
  color: var(--color-text-dim);
  padding-left: var(--space-md);
  position: relative;
}
.service-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

/* --- About --- */
.about-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: var(--space-3xl);
  align-items: center;
}

.about-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}
.about-dna {
  width: 260px;
  height: 260px;
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: repeat(2, 1fr);
  gap: 40px;
  place-items: center;
}
.dna-node {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-primary);
  position: relative;
  z-index: 2;
}
.dna-node:nth-child(1) { animation: pulse-node 2s ease-in-out 0s infinite; }
.dna-node:nth-child(2) { animation: pulse-node 2s ease-in-out 0.3s infinite; background: var(--color-accent); }
.dna-node:nth-child(3) { animation: pulse-node 2s ease-in-out 0.6s infinite; background: var(--color-accent-alt); }
.dna-node:nth-child(4) { animation: pulse-node 2s ease-in-out 0.9s infinite; }
@keyframes pulse-node {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.6); }
}
.dna-line {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 200px;
  height: 200px;
  border: 2px dashed var(--color-border);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}
.dna-line:last-child {
  width: 140px;
  height: 140px;
}

.about-lead {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-md);
  line-height: 1.5;
}
.about-text {
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
  line-height: 1.8;
}

.about-features {
  display: flex;
  gap: var(--space-xl);
}
.af-item {
  text-align: center;
}
.af-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--color-primary);
  display: block;
  line-height: 1;
}
.af-label {
  font-size: 0.8rem;
  color: var(--color-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
}

/* --- Process --- */
.process {
  background: var(--color-bg-alt);
}
.process-timeline {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.process-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: var(--space-lg);
  align-items: start;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: transform var(--transition), border-color var(--transition);
}
.process-step:hover {
  transform: translateX(8px);
  border-color: var(--color-accent);
}

.step-marker {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-bg-elevated);
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 900;
  font-family: var(--font-mono);
}
.step-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: var(--space-xs);
}
.step-desc {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* --- Testimonials --- */
.testimonial-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-lg);
}
.testimonial-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  position: relative;
}
.testimonial-card::before {
  content: '❝';
  display: block;
  font-size: 2.5rem;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-sm);
  font-family: serif;
}
.testimonial-text {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: var(--space-lg);
}
.testimonial-author strong {
  display: block;
  color: var(--color-white);
  font-size: 0.95rem;
}
.testimonial-author span {
  display: block;
  color: var(--color-text-dim);
  font-size: 0.8rem;
}

/* --- Contact --- */
.contact {
  background: var(--color-bg-alt);
}
.contact-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-3xl);
  align-items: start;
}
.contact-lead {
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
  line-height: 1.7;
}
.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}
.contact-item strong {
  display: block;
  color: var(--color-white);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 2px;
}
.contact-item a,
.contact-item address {
  color: var(--color-text-muted);
  font-size: 1rem;
  line-height: 1.6;
  transition: color var(--transition);
}
.contact-item a:hover {
  color: var(--color-primary);
}

/* Contact Form */
.contact-form {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}
.form-group {
  margin-bottom: var(--space-lg);
}
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-xs);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-white);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(255,107,53,0.15);
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-dim);
}
.form-note {
  text-align: center;
  color: var(--color-text-dim);
  font-size: 0.8rem;
  margin-top: var(--space-md);
}

/* --- Legal Pages --- */
.legal-hero {
  padding: calc(var(--nav-height) + var(--space-3xl)) var(--space-lg) var(--space-2xl) var(--space-lg);
  text-align: center;
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}
.legal-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 900;
  color: var(--color-white);
  letter-spacing: -0.03em;
  margin-bottom: var(--space-sm);
}
.legal-date {
  color: var(--color-text-dim);
  font-size: 0.9rem;
}
.legal-body {
  padding: var(--space-3xl) var(--space-lg);
}
.legal-container {
  max-width: 800px;
  margin: 0 auto;
}
.legal-container h2 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
  margin: var(--space-2xl) 0 var(--space-md) 0;
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}
.legal-container h2:first-child {
  border-top: none;
  margin-top: 0;
}
.legal-container h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-white);
  margin: var(--space-lg) 0 var(--space-sm) 0;
}
.legal-container p {
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}
.legal-container ul {
  margin-bottom: var(--space-md);
  padding-left: var(--space-lg);
}
.legal-container li {
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: var(--space-xs);
  list-style-type: disc;
}
.legal-container li::marker {
  color: var(--color-primary);
}
.legal-contact {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-lg);
  margin-top: var(--space-lg);
}
.legal-contact p {
  margin-bottom: var(--space-xs);
  color: var(--color-text-muted);
}
.legal-contact p:first-child {
  color: var(--color-white);
  font-size: 1.05rem;
}

/* --- Footer --- */
.site-footer {
  background: var(--color-bg-card);
  border-top: 1px solid var(--color-border);
  padding: var(--space-3xl) var(--space-lg) var(--space-xl) var(--space-lg);
}
.footer-grid {
  max-width: var(--max-width);
  margin: 0 auto var(--space-2xl) auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-xl);
}
.footer-logo {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--color-white);
}
.footer-tagline {
  color: var(--color-text-dim);
  font-size: 0.85rem;
  margin-top: var(--space-sm);
}
.footer-duns {
  color: var(--color-text-dim);
  font-size: 0.75rem;
  margin-top: var(--space-md);
  line-height: 1.6;
}
.footer-heading {
  color: var(--color-white);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-md);
}
.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.footer-links a,
.footer-links li {
  color: var(--color-text-dim);
  font-size: 0.88rem;
  transition: color var(--transition);
}
.footer-links a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
  text-align: center;
}
.footer-bottom p {
  color: var(--color-text-dim);
  font-size: 0.8rem;
  line-height: 1.8;
}

/* --- Animations --- */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}
[data-animate].visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.service-card:nth-child(1) { transition-delay: 0.05s; }
.service-card:nth-child(2) { transition-delay: 0.1s; }
.service-card:nth-child(3) { transition-delay: 0.15s; }
.service-card:nth-child(4) { transition-delay: 0.2s; }
.service-card:nth-child(5) { transition-delay: 0.25s; }
.service-card:nth-child(6) { transition-delay: 0.3s; }

.process-step:nth-child(1) { transition-delay: 0s; }
.process-step:nth-child(2) { transition-delay: 0.1s; }
.process-step:nth-child(3) { transition-delay: 0.2s; }
.process-step:nth-child(4) { transition-delay: 0.3s; }
.process-step:nth-child(5) { transition-delay: 0.4s; }

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    text-align: center;
  }
  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-actions {
    justify-content: center;
  }
  .hero-stats {
    justify-content: center;
  }
  .hero-visual {
    order: -1;
  }
  .hero-card {
    max-width: 380px;
  }
  .about-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .about-features {
    justify-content: center;
  }
  .about-visual {
    order: -1;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }
  .main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    transform: translateX(100%);
    transition: transform var(--transition);
    z-index: 1000;
  }
  .main-nav.open {
    transform: translateX(0);
  }
  .main-nav ul {
    flex-direction: column;
    align-items: center;
    gap: var(--space-xl);
  }
  .main-nav a {
    font-size: 1.3rem;
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .process-step {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .step-marker {
    margin: 0 auto;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  :root {
    --space-3xl: 4rem;
  }
  .hero-stats {
    flex-direction: column;
    gap: var(--space-md);
  }
  .hero-actions {
    flex-direction: column;
  }
  .about-features {
    flex-direction: column;
    gap: var(--space-md);
  }
  .testimonial-grid {
    grid-template-columns: 1fr;
  }
}