@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:ital,wght@0,300;0,400;0,500;0,600;0,700;1,300;1,400;1,500;1,600;1,700&display=swap');

/* Global Custom Properties from Expressive Template */
:root {
  --color-primary: #db2777; /* primary */
  --color-secondary: #2563eb; /* secondary */
  --color-success: #16A34A; /* success */
  --color-warning: #D97706; /* warning */
  --color-danger: #DC2626; /* danger */
  --color-surface: #FFFFFF; /* surface */
  --color-text-primary: #111827; /* text */
  --color-text-secondary: #4B5563; /* neutral text */
  --color-bg: #F9FAFB; /* neutral light background */
  --color-bg-alt: #F3F4F6; /* alternative light grey */
  --color-border: #E5E7EB; /* clean light border */
  --font-family: 'IBM Plex Mono', monospace;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --border-radius: 4px;
  --max-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  font-family: var(--font-family);
}

body {
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Base Layout Container */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Typography Scale */
h1, h2, h3 {
  font-weight: 700;
  line-height: 1.25;
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
  margin-bottom: 8px;
}

h3 {
  font-size: 1.5rem;
  margin-bottom: 12px;
}

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

/* Header & Navigation */
.header {
  position: sticky;
  top: 0;
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  z-index: 100;
  height: 70px;
  display: flex;
  align-items: center;
}

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

.logo-link {
  color: var(--color-text-primary);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.5px;
  transition: var(--transition-fast);
}

.logo-accent {
  color: var(--color-primary);
  font-weight: 900;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 24px;
  align-items: center;
}

.nav-link {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition-fast);
  padding: 6px 12px;
}

.nav-link:hover, .nav-link:focus-visible {
  color: var(--color-primary);
  outline: none;
}

.btn-secondary-nav {
  border: 1px solid var(--color-secondary);
  border-radius: var(--border-radius);
  color: var(--color-secondary);
}

.btn-secondary-nav:hover {
  background-color: var(--color-secondary);
  color: #fff;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-family: var(--font-family);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--border-radius);
  transition: var(--transition-normal);
  cursor: pointer;
  border: 2px solid transparent;
}

.btn-primary {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: 0 0 10px rgba(219, 39, 119, 0.05);
}

.btn-primary:hover, .btn-primary:focus-visible {
  background-color: var(--color-primary);
  color: var(--color-surface);
  box-shadow: 0 0 20px rgba(219, 39, 119, 0.2);
  transform: translateY(-2px);
  outline: none;
}

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

.btn-secondary:hover, .btn-secondary:focus-visible {
  background-color: var(--color-secondary);
  color: #fff;
  box-shadow: 0 0 20px rgba(37, 99, 235, 0.2);
  transform: translateY(-2px);
  outline: none;
}

.btn-block {
  width: 100%;
}

/* Badge */
.badge {
  display: inline-block;
  padding: 4px 8px;
  font-size: 0.75rem;
  background-color: rgba(219, 39, 119, 0.1);
  color: var(--color-primary);
  border: 1px solid rgba(219, 39, 119, 0.2);
  margin-bottom: 16px;
  font-weight: 700;
  border-radius: 2px;
}

/* Hero Section */
.hero-section {
  padding: 80px 0;
  border-bottom: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
  background-color: var(--color-surface);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-title {
  font-size: 2.75rem;
  margin-bottom: 16px;
  line-height: 1.15;
  color: var(--color-text-primary);
}

.text-highlight {
  color: var(--color-primary);
}

.hero-desc {
  font-size: 1.1rem;
  margin-bottom: 32px;
  max-width: 500px;
}

.hero-actions {
  display: flex;
  gap: 16px;
}

/* Terminal Mockup styling */
.terminal-mock, .terminal-interactive {
  background-color: #0f172a; /* Slate 900 for high-contrast dark terminal */
  border: 1px solid var(--color-border);
  border-radius: 6px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  font-family: var(--font-family);
  overflow: hidden;
}

.terminal-bar {
  background-color: #1e293b;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid #334155;
}

.dots {
  display: flex;
  gap: 6px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.dot-red { background-color: var(--color-danger); }
.dot-yellow { background-color: var(--color-warning); }
.dot-green { background-color: var(--color-success); }

.terminal-title {
  margin-left: 20px;
  font-size: 0.8rem;
  color: #94a3b8;
}

.terminal-body {
  padding: 20px;
  font-size: 0.9rem;
  min-height: 200px;
  color: #f8fafc;
}

.terminal-line {
  margin-bottom: 8px;
}

.prompt {
  color: var(--color-primary);
  font-weight: bold;
}

.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-danger { color: var(--color-danger); }

.blink-cursor {
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  from, to { color: transparent }
  50% { color: #f8fafc; }
}

/* About Section */
.about-section {
  padding: 64px 0;
  background-color: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}

.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-title {
  font-size: 2.25rem;
  color: var(--color-text-primary);
}

.section-subtitle {
  font-size: 1rem;
  color: var(--color-text-secondary);
  margin-top: 8px;
}

.about-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.about-content p {
  font-size: 1.15rem;
}

/* Expertise Grid */
.expertise-section {
  padding: 84px 0;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.grid {
  display: grid;
  gap: 32px;
}

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

.card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: 32px;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary);
  box-shadow: 0 10px 20px rgba(219, 39, 119, 0.1);
}

.card-icon {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.card-desc {
  margin-top: 12px;
  font-size: 0.95rem;
}

/* Interactive Labs Console styling */
.terminal-section-wrapper {
  padding: 84px 0;
  background-color: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}

.terminal-interactive {
  max-width: 900px;
  margin: 0 auto;
}

.input-container {
  display: inline-flex;
  align-items: center;
}

#terminal-input {
  background: transparent;
  border: none;
  color: #fff;
  font-family: var(--font-family);
  font-size: 0.9rem;
  width: 250px;
  outline: none;
}

/* Contact Section */
.contact-section {
  padding: 84px 0;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.contact-form {
  max-width: 600px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
  color: var(--color-text-secondary);
}

.form-group input, .form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  color: var(--color-text-primary);
  font-family: var(--font-family);
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 10px rgba(219, 39, 119, 0.15);
}

.form-status {
  margin-top: 16px;
  font-size: 0.9rem;
  text-align: center;
}

/* Footer */
.footer {
  padding: 32px 0;
  background-color: var(--color-bg-alt);
  margin-top: auto;
  border-top: 1px solid var(--color-border);
}

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

.copyright {
  font-size: 0.85rem;
}

.socials {
  display: flex;
  gap: 20px;
}

.social-link {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: 0.85rem;
  transition: var(--transition-fast);
}

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

/* Multipage Semantic Layouts */
.main-wrapper {
  max-width: 1000px;
  margin: 0 auto;
  padding: 40px 20px 80px 20px;
  position: relative;
  z-index: 10;
}

.section-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 32px;
  margin-bottom: 32px;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.section-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 10px 15px -3px rgba(219, 39, 119, 0.1);
  transform: translateY(-2px);
}

.section-card.secondary:hover {
  border-color: var(--color-secondary);
  box-shadow: 0 10px 15px -3px rgba(37, 99, 235, 0.1);
}

.card-header-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 16px;
  margin-bottom: 20px;
}

.card-subtitle {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
  margin-bottom: 0;
}

.card-title-main {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-top: 4px;
  margin-bottom: 0;
}

.badge-pill {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: inline-block;
}

.badge-pill.primary {
  background-color: rgba(219, 39, 119, 0.1);
  color: var(--color-primary);
}

.badge-pill.secondary {
  background-color: rgba(37, 99, 235, 0.1);
  color: var(--color-secondary);
}

.badge-pill.warning {
  background-color: rgba(217, 119, 6, 0.1);
  color: var(--color-warning);
}

.badge-pill.success {
  background-color: rgba(22, 163, 74, 0.1);
  color: var(--color-success);
}

.card-details-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 24px;
  border-top: 1px solid var(--color-border);
  padding-top: 16px;
}

.detail-item {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.detail-item span {
  color: var(--color-text-primary);
}

.tags-flex-container {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-bottom: 40px;
}

.tag-capsule {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 8px 16px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-primary);
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

.banner-cta {
  background-color: #0f172a;
  border: 1px solid #334155;
  border-radius: 12px;
  padding: 40px;
  text-align: center;
  color: #f8fafc;
  margin-top: 48px;
}

.banner-cta p {
  color: #94a3b8;
  max-width: 600px;
  margin: 0 auto 24px auto;
}

.banner-cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
}

/* Profiles Grid */
.profiles-layout-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}

.profile-avatar-title {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.avatar-circle {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background-color: #0f172a;
  color: #f8fafc;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.25rem;
  border: 2px solid var(--color-primary);
}

.avatar-circle.secondary {
  border-color: var(--color-secondary);
}

/* Contact Specific Layout */
.contact-layout-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}

.contact-info-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-info-icon {
  font-size: 1.5rem;
  line-height: 1;
}

.contact-info-heading {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 4px;
  letter-spacing: 0.05em;
}

.contact-info-body {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.form-group-custom {
  margin-bottom: 20px;
}

.form-group-custom label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}

.form-group-custom input, .form-group-custom textarea {
  width: 100%;
  padding: 12px 16px;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-family: var(--font-family);
  font-size: 0.9rem;
  transition: border-color var(--transition-fast);
}

.form-group-custom input:focus, .form-group-custom textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

.btn-pill-submit {
  width: 100%;
  background-color: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: 9999px;
  padding: 16px;
  font-family: var(--font-family);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: brightness var(--transition-fast);
}

.btn-pill-submit:hover {
  filter: brightness(1.05);
}

/* Responsive Media Queries */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: center;
  }
  
  .hero-desc {
    margin: 0 auto 32px;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .grid-3 {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  
  .grid-3 {
    grid-template-columns: 1fr;
  }
  
  .footer-container {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
  
  .nav-list {
    gap: 12px;
  }
  
  .nav-link {
    font-size: 0.8rem;
    padding: 4px 8px;
  }
}