/* Technomadic Consulting - Minimal Light Theme */

:root {
  /* Colors */
  --color-bg: #ffffff;
  --color-bg-secondary: #f8f9fa;
  --color-text: #1a1a2e;
  --color-text-secondary: #4a4a68;
  --color-text-muted: #6b6b8a;
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-border: #e2e8f0;
  --color-border-light: #f1f5f9;
  --color-accent: #7c3aed;

  /* Typography */
  --font-sans:
    "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", monospace;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;

  /* Layout */
  --max-width: 1200px;
  --content-width: 800px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
}

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

/* Base */
html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text);
}

h1 {
  font-size: 2.5rem;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 1.75rem;
  letter-spacing: -0.01em;
  margin-bottom: var(--spacing-lg);
}

h3 {
  font-size: 1.25rem;
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-secondary);
}

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

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

code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background-color: var(--color-bg-secondary);
  padding: 0.2em 0.4em;
  border-radius: 4px;
}

/* Layout */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

main {
  flex: 1;
  padding: var(--spacing-3xl) 0;
}

/* Header */
.site-header {
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-md) 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

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

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

.main-nav a {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.main-nav a:hover {
  color: var(--color-primary);
}

.main-nav .cta-link {
  color: var(--color-primary);
}

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

.site-footer p {
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin: 0;
}

/* Hero Section */
.hero {
  text-align: center;
  padding: var(--spacing-3xl) 0;
  max-width: var(--content-width);
  margin: 0 auto;
}

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

.tagline {
  font-size: 1.25rem;
  color: var(--color-text-muted);
  font-weight: 500;
  margin-bottom: var(--spacing-lg);
}

.hero-description {
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto var(--spacing-xl);
}

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

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: 6px;
  font-weight: 500;
  font-size: 0.95rem;
  transition: all var(--transition-fast);
  cursor: pointer;
  border: none;
}

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

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

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

.btn-secondary:hover {
  background-color: var(--color-bg-secondary);
  border-color: var(--color-text-muted);
  color: var(--color-text);
}

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: var(--spacing-lg);
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
}

.card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.08);
}

.card h3 {
  margin-bottom: var(--spacing-sm);
}

.card p {
  margin-bottom: 0;
  font-size: 0.95rem;
}

/* Featured Sections */
.featured-section {
  margin-top: var(--spacing-3xl);
}

.featured-section h2 {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.view-all {
  display: block;
  text-align: center;
  margin-top: var(--spacing-lg);
  font-weight: 500;
}

/* Page Header */
.page-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
  max-width: var(--content-width);
  margin-left: auto;
  margin-right: auto;
}

.page-header h1 {
  margin-bottom: var(--spacing-md);
}

.page-description {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  margin: 0;
}

/* Services */
.services-list {
  max-width: var(--content-width);
  margin: 0 auto;
}

.service-detail {
  margin-bottom: var(--spacing-3xl);
  padding-bottom: var(--spacing-3xl);
  border-bottom: 1px solid var(--color-border);
}

.service-detail:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.service-detail h2 {
  margin-bottom: var(--spacing-md);
}

.service-description {
  font-size: 1.05rem;
  margin-bottom: var(--spacing-lg);
}

.service-details {
  list-style: none;
  padding: 0;
}

.service-details li {
  position: relative;
  padding-left: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-secondary);
}

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

/* Mentoring */
.mentoring-intro {
  max-width: var(--content-width);
  margin: 0 auto var(--spacing-3xl);
}

.mentoring-intro h2 {
  margin-bottom: var(--spacing-md);
}

.topics-list h2 {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.topic-card .topic-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}

.level-badge {
  font-size: 0.75rem;
  padding: 0.2em 0.6em;
  background-color: var(--color-bg-secondary);
  border-radius: 4px;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* Projects */
.project-card .project-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--spacing-sm);
  gap: var(--spacing-sm);
}

.project-card h3 {
  margin: 0;
}

.project-card h3 a {
  color: var(--color-text);
}

.project-card h3 a:hover {
  color: var(--color-primary);
}

.language-badge {
  font-size: 0.75rem;
  padding: 0.2em 0.6em;
  background-color: var(--color-bg-secondary);
  border-radius: 4px;
  color: var(--color-text-muted);
  font-weight: 500;
  white-space: nowrap;
}

.project-meta {
  margin-top: var(--spacing-sm);
}

.stars {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.project-card-large {
  grid-column: span 1;
}

.project-card-large .project-header {
  flex-wrap: wrap;
}

.project-card-large .project-badges {
  display: flex;
  gap: var(--spacing-sm);
}

.project-card-large .project-description {
  margin: var(--spacing-md) 0;
}

.project-link {
  font-weight: 500;
  font-size: 0.9rem;
}

.projects-featured,
.projects-other {
  margin-bottom: var(--spacing-3xl);
}

.projects-featured h2,
.projects-other h2 {
  margin-bottom: var(--spacing-xl);
}

/* About */
.about-content {
  max-width: var(--content-width);
  margin: 0 auto;
}

.bio h2 {
  margin-bottom: var(--spacing-xs);
}

.bio .title {
  color: var(--color-primary);
  font-weight: 500;
  margin-bottom: var(--spacing-xs);
}

.bio .location {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: var(--spacing-xl);
}

.bio-text p {
  font-size: 1.05rem;
  line-height: 1.7;
}

/* Forms */
.problem-form-section {
  max-width: var(--content-width);
  margin: 0 auto;
}

.problem-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.form-group label {
  font-weight: 500;
  color: var(--color-text);
}

.form-group .optional {
  font-weight: 400;
  color: var(--color-text-muted);
  font-size: 0.9em;
}

.form-group .required {
  color: var(--color-accent);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group select,
.form-group textarea {
  font-family: var(--font-sans);
  font-size: 1rem;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background-color: var(--color-bg);
  color: var(--color-text);
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
}

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

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-muted);
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b6b8a' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--spacing-md) center;
  padding-right: var(--spacing-2xl);
}

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

.form-actions {
  margin-top: var(--spacing-md);
}

.form-actions .btn {
  padding: var(--spacing-md) var(--spacing-xl);
}

/* Contact */
.contact-info {
  max-width: var(--content-width);
  margin: 0 auto;
}

.contact-methods {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-xl);
}

.contact-method h3 {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-xs);
}

.contact-method a {
  font-size: 1.1rem;
  font-weight: 500;
}

/* CTA Section */
.cta-section {
  text-align: center;
  padding: var(--spacing-3xl) 0;
  margin-top: var(--spacing-3xl);
  background-color: var(--color-bg-secondary);
  border-radius: 12px;
  max-width: var(--content-width);
  margin-left: auto;
  margin-right: auto;
}

.cta-section h2 {
  margin-bottom: var(--spacing-sm);
}

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

/* Responsive */
@media (max-width: 768px) {
  html {
    font-size: 15px;
  }

  .site-header .container {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .main-nav {
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero h1 {
    font-size: 2.25rem;
  }

  h1 {
    font-size: 2rem;
  }

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

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

  .btn {
    width: 100%;
    max-width: 280px;
    text-align: center;
  }
}

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

  .main-nav {
    gap: var(--spacing-md);
  }
}