/* WTE Solutions — Light Professional Design System
   Clean, human, conversion-oriented professional site.
   Inter + System fonts. Light backgrounds. Professional blue accents. */

:root {
  /* Colors - Light professional palette */
  --white: #ffffff;
  --gray-50: #f8f9fa;
  --gray-100: #f1f3f5;
  --gray-200: #e9ecef;
  --gray-300: #dee2e6;
  --gray-400: #adb5bd;
  --gray-500: #6c757d;
  --gray-600: #495057;
  --gray-700: #343a40;
  --gray-800: #212529;
  --gray-900: #0d1117;
  
  --blue: #0066cc;
  --blue-dark: #0052a3;
  --blue-light: #3385d6;
  
  /* Semantic colors */
  --text: var(--gray-900);
  --text-muted: var(--gray-600);
  --text-light: var(--gray-500);
  --bg: var(--white);
  --bg-alt: var(--gray-50);
  --border: var(--gray-200);
  --accent: var(--blue);
  --accent-hover: var(--blue-dark);
  
  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-display: var(--font-sans);
  
  /* Spacing */
  --container: 1200px;
  --gutter: clamp(1.5rem, 5vw, 3rem);
  --section-padding: clamp(3rem, 8vw, 6rem);
  
  /* Header */
  --header-height: 80px;
  
  /* Transitions */
  --transition: 200ms ease;
}

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

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

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

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

a:hover {
  color: var(--accent-hover);
}

button, input, textarea, select {
  font: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Skip Link */
.skip {
  position: absolute;
  left: var(--gutter);
  top: -100px;
  z-index: 1000;
  background: var(--accent);
  color: white;
  padding: 0.75rem 1.25rem;
  border-radius: 4px;
  font-weight: 500;
}
.skip:focus {
  top: 1rem;
}

/* Container */
.wrap {
  width: min(var(--container), calc(100% - var(--gutter) * 2));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 2rem;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text);
  flex-shrink: 0;
}

.logo:hover {
  color: var(--text);
}

.logo-mark {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}

.logo-mark rect {
  stroke: var(--gray-800);
}

.logo-mark path {
  stroke: var(--accent);
}

.logo-type {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-type strong {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.logo-type span {
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-light);
  margin-top: 1px;
}

/* Navigation */
.nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text);
  padding: 0.5rem 0;
  position: relative;
}

.nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition);
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--accent);
}

.nav a:hover::after,
.nav a[aria-current="page"]::after {
  width: 100%;
}

.header-cta {
  margin-left: 1rem;
}

/* Mobile Nav Toggle */
.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  margin-left: auto;
  border: 1px solid var(--border);
  border-radius: 4px;
  position: relative;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text);
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  transition: var(--transition);
}

.nav-toggle span {
  top: 50%;
  margin-top: -1px;
}

.nav-toggle span::before,
.nav-toggle span::after {
  content: '';
}

.nav-toggle span::before {
  top: -6px;
}

.nav-toggle span::after {
  top: 6px;
}

.nav-toggle[aria-expanded="true"] span {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] span::before {
  top: 0;
  transform: translateX(-50%) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span::after {
  top: 0;
  transform: translateX(-50%) rotate(-45deg);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-weight: 500;
  font-size: 0.9375rem;
  text-decoration: none;
  border-radius: 6px;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: white;
  font-weight: 600;
}

.btn-primary:hover {
  background: var(--accent-hover);
  color: white;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(18, 92, 208, 0.25);
}

.btn-secondary {
  background: var(--gray-100);
  color: var(--text);
}

.btn-secondary:hover {
  background: var(--gray-200);
  color: var(--text);
}

.btn-ghost {
  border: 1px solid var(--border);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-arrow::after {
  content: '→';
  font-size: 1.125rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 0.75rem;
}

h1 {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  margin-bottom: 1.25rem;
}

h2 {
  font-size: clamp(1.875rem, 4vw, 2.75rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
  font-size: 1.25rem;
}

.lead {
  font-size: 1.25rem;
  line-height: 1.6;
  color: var(--text-muted);
  max-width: 42rem;
}

.kicker {
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
  display: inline-block;
}

/* Sections */
.section {
  padding: var(--section-padding) 0;
}

.section-alt {
  background: var(--bg-alt);
}

.section-header {
  text-align: center;
  max-width: 48rem;
  margin: 0 auto 3rem;
}

/* Hero */
.hero {
  padding: clamp(4rem, 12vw, 7rem) 0 clamp(3rem, 8vw, 5rem);
  text-align: center;
}

.hero .wrap {
  max-width: 56rem;
}

.hero h1 {
  max-width: 100%;
}

.hero .lead {
  margin: 0 auto 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

/* Hero with Photo Background */
.hero-photo {
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  text-align: left;
}

.hero-photo::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.85) 45%, transparent 75%);
  z-index: 0;
}

.hero-photo .wrap {
  position: relative;
  z-index: 1;
  max-width: var(--container);
}

.hero-photo h1,
.hero-photo .lead,
.hero-photo .kicker,
.hero-photo .hero-actions {
  max-width: 600px;
}

/* Jotform Embed */
.jotform-container {
  width: 100%;
  min-height: 720px;
  position: relative;
}

.jotform-container iframe {
  width: 100%;
  min-height: 720px;
  border: none;
}

/* Stats Bar */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  padding: 2.5rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.875rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.25rem;
}

.stat span {
  font-size: 0.9375rem;
  color: var(--text-muted);
}

/* Cards Grid */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2rem;
  transition: all var(--transition);
}

.card:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

.card h3 {
  margin-bottom: 0.75rem;
}

.card p {
  color: var(--text-muted);
  margin-bottom: 1rem;
}

/* Work Items */
.work-list {
  display: grid;
  gap: 2rem;
}

.work-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  padding: 2rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--white);
  text-decoration: none;
  color: inherit;
  transition: all var(--transition);
}

.work-item:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

.work-item h3 {
  margin-bottom: 0.5rem;
}

.work-item p {
  color: var(--text-muted);
}

.work-item::after {
  content: '→';
  font-size: 1.5rem;
  color: var(--accent);
  align-self: center;
}

/* Tags */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.tag {
  padding: 0.25rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 500;
  background: var(--gray-100);
  color: var(--text-muted);
  border-radius: 4px;
}

/* Testimonials / Quotes */
.testimonial {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2rem;
}

.testimonial blockquote {
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--text);
  margin: 0 0 1.5rem;
}

.testimonial cite {
  font-style: normal;
  font-weight: 600;
  color: var(--text);
  display: block;
}

.testimonial cite span {
  display: block;
  font-weight: 400;
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* Forms */
.form {
  display: grid;
  gap: 1.5rem;
  max-width: 600px;
}

.form-field {
  display: grid;
  gap: 0.5rem;
}

label {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text);
}

input,
textarea,
select {
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--white);
  color: var(--text);
  font-size: 1rem;
  transition: border-color var(--transition);
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--accent);
}

textarea {
  min-height: 8rem;
  resize: vertical;
}

/* Footer */
.site-footer {
  background: var(--gray-900);
  color: var(--gray-300);
  padding: 3rem 0 1.5rem;
  margin-top: var(--section-padding);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(auto-fit, minmax(150px, 1fr));
  gap: 3rem;
  margin-bottom: 2rem;
}

.footer-brand p {
  color: var(--gray-400);
  margin-top: 1rem;
  max-width: 32ch;
}

.footer-col h4 {
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 1rem;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 0.5rem;
}

.footer-col a {
  color: var(--gray-400);
  text-decoration: none;
  transition: color var(--transition);
}

.footer-col a:hover {
  color: var(--white);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--gray-800);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.875rem;
  color: var(--gray-500);
}

.footer-bottom a {
  color: var(--gray-500);
}

.footer-bottom a:hover {
  color: var(--white);
}

/* Responsive */
@media (max-width: 768px) {
  :root {
    --header-height: 70px;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .nav {
    position: fixed;
    inset: var(--header-height) 0 0;
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 2rem var(--gutter);
    transform: translateX(100%);
    transition: transform 300ms ease;
    border-top: 1px solid var(--border);
    overflow-y: auto;
  }
  
  .nav.is-open {
    transform: translateX(0);
  }
  
  .nav a {
    width: 100%;
    padding: 1rem 0;
    font-size: 1.125rem;
    border-bottom: 1px solid var(--border);
  }
  
  .header-cta {
    display: none;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .work-item {
    grid-template-columns: 1fr;
  }
  
  .work-item::after {
    display: none;
  }
}

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

.max-w-prose {
  max-width: 65ch;
}

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

[id] {
  scroll-margin-top: calc(var(--header-height) + 2rem);
}