/* SmoothSDLC Systems - Site Styles */
/* System font stack for performance */
:root {
  --color-primary: #2563eb;
  --color-primary-dark: #1e40af;
  --color-text: #1f2937;
  --color-text-light: #6b7280;
  --color-bg: #ffffff;
  --color-bg-alt: #f9fafb;
  --color-border: #e5e7eb;
  --max-width: 1200px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
}

/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
}

h1 {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

h2 {
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

p {
  margin-bottom: var(--spacing-sm);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

/* Header and Navigation */
.site-header {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: box-shadow 0.3s ease;
}

.site-header.scrolled {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--spacing-sm) var(--spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-logo {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.site-logo:hover {
  text-decoration: none;
}

.site-logo svg {
  height: 32px;
  width: auto;
}

.site-nav {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
}

.site-nav a {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  padding: 0.5rem 0;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  text-decoration: none;
}

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

/* Main content */
.main-content {
  min-height: calc(100vh - 200px);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-lg) 0;
}

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

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.section-intro {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-lg);
  font-size: 1.125rem;
  color: var(--color-text-light);
}

/* Hero section */
.hero {
  padding: var(--spacing-xl) 0;
  text-align: center;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
}

.hero .subhead {
  font-size: 1.25rem;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.hero-ctas {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  margin-bottom: var(--spacing-md);
  flex-wrap: wrap;
}

.trust-chips {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  flex-wrap: wrap;
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-top: var(--spacing-md);
}

.trust-chips span {
  padding: 0.5rem 1rem;
  background: var(--color-bg-alt);
  border-radius: 4px;
  border: 1px solid var(--color-border);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s ease;
  border: 2px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(37, 99, 235, 0.3);
}

.btn-secondary {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-secondary:hover {
  background: var(--color-primary);
  color: white;
  text-decoration: none;
  transform: translateY(-1px);
}

/* Cards */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: var(--spacing-md);
  transition: all 0.2s ease;
}

.card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transform: translateY(-2px);
  border-color: var(--color-primary);
}

.card h3 {
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-icon {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
}

/* Lists */
ul, ol {
  margin-bottom: var(--spacing-sm);
  padding-left: var(--spacing-md);
}

li {
  margin-bottom: 0.5rem;
}

.checklist {
  list-style: none;
  padding: 0;
}

.checklist li {
  padding-left: 2rem;
  position: relative;
}

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

/* Footer */
.site-footer {
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-lg) 0 var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.footer-content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  text-align: center;
}

.footer-links {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  margin-bottom: var(--spacing-sm);
  flex-wrap: wrap;
}

.footer-contact {
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-light);
}

.footer-copyright {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

/* Code/technical motif */
.code-accent {
  border-left: 3px solid var(--color-primary);
  padding-left: var(--spacing-sm);
}

/* Steps/Process */
.steps {
  counter-reset: step-counter;
  list-style: none;
  padding: 0;
}

.steps li {
  counter-increment: step-counter;
  margin-bottom: var(--spacing-md);
  padding-left: 3rem;
  position: relative;
}

.steps li:before {
  content: counter(step-counter);
  position: absolute;
  left: 0;
  top: 0;
  width: 2rem;
  height: 2rem;
  background: var(--color-primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
}

/* Service detail pages */
.service-detail {
  max-width: 900px;
  margin: 0 auto;
}

.service-section {
  margin-bottom: var(--spacing-lg);
}

.service-section h3 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

/* FAQ */
.faq-list {
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-question {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
}

.faq-answer {
  color: var(--color-text-light);
}

/* Forms */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.2s ease;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

/* Profile image */
.profile-image {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto var(--spacing-md);
  display: block;
  border: 3px solid var(--color-border);
}

.profile-image-small {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin-right: var(--spacing-sm);
  border: 2px solid var(--color-border);
}

/* About page specific */
.about-header {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.certifications {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.cert-badge {
  padding: var(--spacing-sm);
  background: var(--color-bg-alt);
  border-radius: 4px;
  border: 1px solid var(--color-border);
  text-align: center;
  font-weight: 500;
}

.tooling-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
}

.tool-tag {
  padding: 0.5rem 1rem;
  background: var(--color-primary);
  color: white;
  border-radius: 4px;
  font-size: 0.875rem;
  font-weight: 500;
}

/* Email template */
.email-template {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: var(--spacing-md);
  margin-top: var(--spacing-md);
  font-family: monospace;
  font-size: 0.875rem;
  white-space: pre-wrap;
}

/* 404 page */
.error-page {
  text-align: center;
  padding: var(--spacing-xl) 0;
}

.error-code {
  font-size: 6rem;
  font-weight: bold;
  color: var(--color-primary);
  line-height: 1;
}

/* Responsive design - Mobile first */
@media (max-width: 768px) {
  :root {
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.75rem;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero .subhead {
    font-size: 1.125rem;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
    flex-direction: column;
    padding: var(--spacing-sm) 0;
    gap: 0;
  }

  .site-nav.active {
    display: flex;
  }

  .site-nav a {
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: none;
    border-left: 3px solid transparent;
  }

  .site-nav a:hover,
  .site-nav a.active {
    border-left-color: var(--color-primary);
    border-bottom-color: transparent;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .cards {
    grid-template-columns: 1fr;
  }

  .hero-ctas {
    flex-direction: column;
    align-items: center;
  }

  .hero-ctas .btn {
    width: 100%;
    max-width: 300px;
  }

  .trust-chips {
    flex-direction: column;
    gap: 0.5rem;
  }

  .steps li {
    padding-left: 2.5rem;
  }

  .steps li:before {
    width: 1.75rem;
    height: 1.75rem;
    font-size: 0.875rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-sm);
  }

  .header-inner {
    padding: var(--spacing-sm);
  }

  .profile-image {
    width: 150px;
    height: 150px;
  }
}

/* Print styles */
@media print {
  .site-header,
  .site-footer,
  .hero-ctas,
  .mobile-menu-toggle {
    display: none;
  }

  body {
    font-size: 12pt;
    line-height: 1.5;
    color: #000;
  }

  a {
    text-decoration: underline;
    color: #000;
  }

  .section {
    page-break-inside: avoid;
  }
}