/* ============================================
   BIOINFORMATICS PORTFOLIO 2025
   CUSTOM CSS STYLESHEET
   ============================================ */

:root {
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-tertiary: #21262d;
  --text-primary: #c9d1d9;
  --text-secondary: #8b949e;
  --accent-green: #a6ce39;
  --accent-red: #ff6b6b;
  --accent-blue: #58a6ff;
  --accent-purple: #bc8cff;
  --border-color: #30363d;
  
  --font-body: 'Inter', -apple-system, system-ui, sans-serif;
  --font-heading: 'Space Grotesk', 'Inter', sans-serif;
  --font-mono: 'Fira Code', 'JetBrains Mono', monospace;
  
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --glow-green: 0 0 20px rgba(166, 206, 57, 0.3);
  --glow-blue: 0 0 20px rgba(88, 166, 255, 0.3);
}

[data-theme="light"] {
  --bg-primary: #ffffff;
  --bg-secondary: #f6f8fa;
  --bg-tertiary: #e8ecef;
  --text-primary: #24292f;
  --text-secondary: #57606a;
  --border-color: #d0d7de;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
}

/* ============================================
   BASE RESET
   ============================================ */

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

*:not(.hero-title):not(.gradient-text-full) {
  -webkit-text-fill-color: currentColor !important;
}

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

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

.quarto-title-block,
#title-block-header {
  display: none !important;
}

::selection {
  background: var(--accent-green);
  color: var(--bg-primary);
}

/* ============================================
   TYPOGRAPHY - FIXED FONT SIZES
   ============================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

/* Gradient titles */
.hero-title {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--spacing-sm);
  background: linear-gradient(135deg, var(--accent-green), var(--accent-blue), var(--accent-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent !important;
  background-clip: text;
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  color: var(--text-primary);
  position: relative;
  padding-bottom: var(--spacing-sm);
}

.section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-green), var(--accent-blue));
  margin: var(--spacing-sm) auto 0;
  border-radius: 2px;
}

.cta-title {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
  text-align: center;
}

.gradient-text-full {
  background: linear-gradient(135deg, var(--accent-green), var(--accent-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent !important;
  background-clip: text;
}

/* Regular text */
p {
  margin-bottom: var(--spacing-sm);
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.7;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  color: var(--text-secondary);
  font-weight: 400;
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
}

code {
  font-family: var(--font-mono);
  background: var(--bg-tertiary);
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  font-size: 0.875rem;
  color: var(--accent-blue);
}

a {
  color: var(--accent-blue);
  text-decoration: none;
  transition: all 0.3s ease;
}

a:hover {
  color: var(--accent-green);
  text-shadow: var(--glow-green);
}

strong, b {
  font-weight: 700;
  color: inherit;
  font-size: inherit;
}

em, i {
  font-style: italic;
  color: inherit;
  font-size: inherit;
}

/* ============================================
   LISTS - CENTERED AND STYLED
   ============================================ */

ul, ol {
  color: var(--text-secondary);
  margin: var(--spacing-sm) auto;
  padding: 0;
  list-style-position: inside;
  text-align: center;
  font-size: 0.95rem;
  max-width: 600px;
}

li {
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
  font-size: 0.95rem;
  line-height: 1.6;
  text-align: center;
}

/* Service cards - custom bullet style */
.service-card ul {
  list-style: none;
  margin: var(--spacing-sm) 0;
  text-align: center;
  padding: 0;
}

.service-card li {
  padding-left: 0;
  position: relative;
  margin-bottom: 0.4rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-align: center;
}

.service-card li::before {
  content: '▸ ';
  color: var(--accent-green);
  font-weight: bold;
}

/* ============================================
   NAVBAR + HAMBURGER MENU
   ============================================ */

.navbar {
  background: var(--bg-primary) !important;
  border-bottom: 1px solid var(--border-color);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.navbar-brand {
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--accent-green) !important;
}

.navbar-nav .nav-link {
  color: var(--text-primary) !important;
  font-weight: 500;
  transition: all 0.3s ease;
  margin: 0 0.5rem;
  font-size: 1rem;
}

.navbar-nav .nav-link:hover {
  color: var(--accent-green) !important;
  transform: translateY(-2px);
}

.navbar-nav .nav-item:last-child .nav-link {
  background: linear-gradient(135deg, var(--accent-green), var(--accent-blue));
  color: var(--bg-primary) !important;
  padding: 0.5rem 1.5rem;
  border-radius: 8px;
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

/* HAMBURGER MENU */
.navbar-toggler {
  border-color: var(--border-color);
  padding: 0.5rem;
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.2rem rgba(166, 206, 57, 0.3);
}

/* Dark mode - white icon */
.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 255, 255, 0.9)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Light mode - dark icon */
[data-theme="light"] .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(36, 41, 47, 0.9)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ============================================
   THEME TOGGLE
   ============================================ */

.theme-toggle {
  position: fixed;
  top: 80px;
  right: 20px;
  z-index: 999;
  background: var(--bg-secondary);
  border: 2px solid var(--border-color);
  border-radius: 50%;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-md);
}

.theme-toggle:hover {
  transform: scale(1.1) rotate(15deg);
  border-color: var(--accent-green);
  box-shadow: var(--shadow-lg), var(--glow-green);
}

.theme-toggle-icon {
  font-size: 24px;
  transition: transform 0.3s ease;
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero-section {
  min-height: 90vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: center;
  padding: var(--spacing-xl) var(--spacing-lg);
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(166, 206, 57, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.1); opacity: 0.8; }
}

.hero-content {
  z-index: 10;
  animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ACTN3 Gene Badge */
.actn3-badge {
  display: inline-block;
  background: linear-gradient(135deg, rgba(166, 206, 57, 0.15), rgba(88, 166, 255, 0.15));
  border: 1px solid var(--accent-green);
  border-radius: 20px;
  padding: 0.4rem 1rem;
  margin-top: 0.5rem;
  font-size: 0.9rem;
  color: var(--accent-green);
  font-weight: 600;
}

.actn3-badge:hover {
  transform: scale(1.05);
  box-shadow: var(--glow-green);
}

/* Stats boxes */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  margin: var(--spacing-lg) 0;
}

.stat-item {
  text-align: center;
  padding: var(--spacing-sm);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  transition: all 0.3s ease;
}

.stat-item:hover {
  transform: translateY(-5px);
  border-color: var(--accent-green);
  box-shadow: var(--glow-green);
}

.stat-item strong {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent-green);
  margin-bottom: 0.3rem;
}

.stat-item p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin: 0;
}

/* Buttons */
.cta-buttons {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-lg);
  flex-wrap: wrap;
}

.btn-primary, .btn-secondary, .btn-primary-large, .btn-secondary-large {
  display: inline-block;
  padding: 1rem 2rem;
  border-radius: 10px;
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.3s ease;
  text-align: center;
  border: 2px solid transparent;
}

.btn-primary, .btn-primary-large {
  background: linear-gradient(135deg, var(--accent-green), var(--accent-blue));
  color: var(--bg-primary);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover, .btn-primary-large:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg), var(--glow-green);
  color: var(--bg-primary);
}

.btn-secondary, .btn-secondary-large {
  background: transparent;
  color: var(--accent-green);
  border-color: var(--accent-green);
}

.btn-secondary:hover, .btn-secondary-large:hover {
  background: var(--accent-green);
  color: var(--bg-primary);
  transform: translateY(-3px);
}

.btn-primary-large, .btn-secondary-large {
  font-size: 1.1rem;
  padding: 1.2rem 2.5rem;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeIn 1.5s ease-out 0.3s both;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.ngs-graphic {
  max-width: 100%;
  height: auto;
  filter: drop-shadow(var(--shadow-lg));
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

/* ============================================
   CARDS & SECTIONS
   ============================================ */

.section-solve {
  padding: var(--spacing-xl) var(--spacing-lg);
  max-width: 1400px;
  margin: 0 auto;
  background: var(--bg-secondary);
}

.problems-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-md);
}

.problem-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: var(--spacing-md);
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.problem-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-green), var(--accent-blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.problem-card:hover::before {
  transform: scaleX(1);
}

.problem-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent-green);
  box-shadow: var(--shadow-lg), var(--glow-green);
}

.problem-card h3 {
  color: var(--accent-green);
  margin-bottom: var(--spacing-sm);
  font-size: 1.3rem;
}

.problem-card strong {
  display: block;
  color: var(--accent-red);
  margin-bottom: 0.4rem;
  font-size: 0.95rem;
}

.problem-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.section-services {
  padding: var(--spacing-xl) var(--spacing-lg);
  max-width: 1400px;
  margin: 0 auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-md);
}

.service-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: var(--spacing-md);
  transition: all 0.4s ease;
  position: relative;
}

.service-card:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: var(--accent-blue);
  box-shadow: var(--shadow-lg), var(--glow-blue);
}

.service-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
  display: inline-block;
}

.service-card h3 {
  color: var(--accent-blue);
  margin-bottom: var(--spacing-sm);
  font-size: 1.3rem;
}

.service-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.service-card strong {
  display: block;
  margin-top: var(--spacing-sm);
  color: var(--text-primary);
  font-size: 0.9rem;
  text-align: center;
}

.cta-center {
  text-align: center;
  margin-top: var(--spacing-lg);
}

.section-skills {
  padding: var(--spacing-xl) var(--spacing-lg);
  max-width: 1400px;
  margin: 0 auto;
  background: var(--bg-secondary);
}

.skills-matrix {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-md);
}

.skill-category {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: var(--spacing-md);
  transition: all 0.3s ease;
}

.skill-category:hover {
  border-color: var(--accent-purple);
  box-shadow: var(--shadow-md);
  transform: translateY(-5px);
}

.skill-category h3 {
  color: var(--accent-purple);
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.2rem;
}

.skill-category p {
  margin-top: var(--spacing-sm);
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  text-align: center;
}

.skill-category strong {
  display: block;
  color: var(--text-primary);
  margin-top: var(--spacing-sm);
  margin-bottom: 0.3rem;
  font-size: 0.9rem;
  text-align: center;
}

/* RESEARCH IMPACT */
.section-proof {
  padding: var(--spacing-xl) var(--spacing-lg);
  max-width: 1400px;
  margin: 0 auto;
}

.proof-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.proof-item {
  text-align: center;
  padding: var(--spacing-md);
  background: var(--bg-secondary);
  border: 2px solid var(--border-color);
  border-radius: 12px;
  transition: all 0.3s ease;
}

.proof-item:hover {
  border-color: var(--accent-green);
  transform: scale(1.05);
  box-shadow: var(--glow-green);
}

.proof-item strong {
  display: block;
  font-size: 2.5rem;
  color: var(--accent-green);
  margin-bottom: 0.5rem;
}

.proof-item p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
}

.publications-preview h3 {
  text-align: center;
  color: var(--accent-blue);
  margin-bottom: var(--spacing-md);
  font-size: 1.5rem;
}

.pub-card {
  background: var(--bg-secondary);
  border-left: 4px solid var(--accent-green);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  border-radius: 8px;
  transition: all 0.3s ease;
}

.pub-card:hover {
  background: var(--bg-tertiary);
  transform: translateX(10px);
  box-shadow: var(--shadow-md);
}

.pub-card strong {
  display: block;
  color: var(--text-primary);
  font-size: 1rem;
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.pub-card em {
  color: var(--accent-blue);
  font-style: normal;
  font-size: 0.95rem;
}

.pub-card p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-top: 0.3rem;
}

.pub-link {
  display: inline-block;
  margin-top: 0.5rem;
  margin-right: 1rem;
  color: var(--accent-green);
  font-weight: 600;
  font-size: 0.875rem;
  transition: all 0.2s ease;
}

.pub-link:hover {
  color: var(--accent-blue);
  transform: translateX(5px);
}

.section-cta-footer {
  padding: var(--spacing-xl) var(--spacing-lg);
  max-width: 1000px;
  margin: 0 auto;
  text-align: center;
  background: linear-gradient(135deg, rgba(166, 206, 57, 0.1), rgba(88, 166, 255, 0.1));
  border-radius: 24px;
  margin-bottom: var(--spacing-xl);
}

.section-cta-footer p {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

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

/* ============================================
   PORTFOLIO PAGE
   ============================================ */

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.project-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: var(--spacing-md);
  transition: all 0.3s ease;
}

.project-card.featured {
  border: 2px solid var(--accent-green);
}

.project-card h3 {
  color: var(--accent-green);
  margin-bottom: var(--spacing-sm);
  font-size: 1.3rem;
}

.project-card h4 {
  color: var(--accent-blue);
  margin-top: var(--spacing-sm);
  font-size: 1.1rem;
}

.project-card p, 
.project-card strong,
.project-card ul,
.project-card li {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.project-image {
  width: 100%;
  height: auto;
  border-radius: 8px;
  margin: var(--spacing-sm) 0;
}

.contributions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-md);
}

.contribution-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: var(--spacing-md);
}

.contribution-item h3 {
  color: var(--accent-purple);
  font-size: 1.2rem;
}

.contribution-item p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.services-quick-list {
  background: var(--bg-secondary);
  padding: var(--spacing-md);
  border-radius: 12px;
  border-left: 4px solid var(--accent-green);
}

.services-quick-list ul,
.services-quick-list li {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* ============================================
   ABOUT PAGE
   ============================================ */

.about-hero {
  text-align: center;
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.about-hero p,
.about-hero strong {
  color: var(--text-secondary);
  font-size: 1rem;
}

.profile-image {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  border: 4px solid var(--accent-green);
  margin-bottom: var(--spacing-md);
}

.awards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin: var(--spacing-md) 0;
}

.award-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: var(--spacing-md);
  text-align: center;
}

.award-item strong {
  color: var(--accent-green);
  font-size: 1.1rem;
}

.award-item p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.motivation-section {
  background: var(--bg-secondary);
  padding: var(--spacing-lg);
  border-radius: 16px;
  margin: var(--spacing-md) 0;
}

.motivation-section h3 {
  color: var(--accent-blue);
  font-size: 1.3rem;
}

.motivation-section p, 
.motivation-section ul,
.motivation-section li {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.about-cta {
  text-align: center;
  padding: var(--spacing-lg);
  background: linear-gradient(135deg, rgba(166, 206, 57, 0.1), rgba(88, 166, 255, 0.1));
  border-radius: 16px;
  margin-top: var(--spacing-lg);
}

.about-cta p {
  color: var(--text-secondary);
  font-size: 1rem;
}

/* ============================================
   CONTACT PAGE
   ============================================ */

.contact-hero {
  text-align: center;
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.contact-hero p {
  color: var(--text-secondary);
  font-size: 1rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin: var(--spacing-lg) 0;
}

.contact-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: var(--spacing-md);
}

.contact-card h3 {
  color: var(--accent-green);
  margin-bottom: var(--spacing-sm);
  font-size: 1.2rem;
}

.contact-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.collaboration-types {
  margin: var(--spacing-lg) 0;
}

.collaboration-types h3 {
  color: var(--accent-blue);
  font-size: 1.3rem;
}

.collaboration-types p,
.collaboration-types strong {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.work-info {
  background: var(--bg-secondary);
  padding: var(--spacing-md);
  border-radius: 12px;
  border-left: 4px solid var(--accent-green);
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.faq-section h3 {
  color: var(--accent-green);
  margin-top: var(--spacing-md);
  font-size: 1.1rem;
}

.faq-section p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.cta-final {
  text-align: center;
  padding: var(--spacing-lg);
  background: linear-gradient(135deg, rgba(166, 206, 57, 0.1), rgba(88, 166, 255, 0.1));
  border-radius: 16px;
}

.cta-final h3,
.cta-final p {
  color: var(--text-secondary);
  font-size: 1rem;
}

.pricing-disclaimer {
  background: var(--bg-secondary);
  padding: var(--spacing-md);
  border-radius: 12px;
  text-align: center;
  border: 2px dashed var(--border-color);
}

.pricing-disclaimer p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin: var(--spacing-lg) 0;
}

.metric-card {
  background: var(--bg-secondary);
  border: 2px solid var(--border-color);
  border-radius: 12px;
  padding: var(--spacing-md);
  text-align: center;
  transition: all 0.3s ease;
}

.metric-card:hover {
  border-color: var(--accent-green);
  transform: scale(1.05);
}

.metric-card strong {
  display: block;
  font-size: 2rem;
  color: var(--accent-green);
  margin-bottom: 0.5rem;
}

.metric-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.expertise-list {
  background: var(--bg-secondary);
  padding: var(--spacing-lg);
  border-radius: 16px;
  margin: var(--spacing-md) 0;
}

.expertise-list h3 {
  color: var(--accent-blue);
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  font-size: 1.2rem;
}

.expertise-list p,
.expertise-list ul,
.expertise-list li {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* ============================================
   FOOTER
   ============================================ */

.page-footer {
  background: var(--bg-primary) !important;
  border-top: 1px solid var(--border-color);
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--text-primary);
  font-size: 0.9rem;
}

.page-footer p,
.page-footer span,
.page-footer div,
.page-footer td {
  color: var(--text-primary);
  font-size: 0.9rem;
}

.page-footer a {
  color: var(--accent-green);
}

.page-footer a:hover {
  color: var(--accent-blue);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 1200px) {
  .hero-section {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-visual {
    order: -1;
    margin-bottom: var(--spacing-md);
  }
}

@media (max-width: 992px) {
  .hero-stats {
    grid-template-columns: 1fr;
  }
  
  .cta-buttons, .cta-buttons-footer {
    flex-direction: column;
  }
  
  .problems-grid, .services-grid, .skills-matrix {
    grid-template-columns: 1fr;
  }
  
  .proof-stats {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --spacing-xl: 3rem;
    --spacing-lg: 2rem;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-subtitle {
    font-size: 1.1rem;
  }
  
  .section-title {
    font-size: 1.75rem;
  }
  
  .hero-section {
    padding: var(--spacing-lg) var(--spacing-sm);
  }
  
  .stat-item strong {
    font-size: 2rem;
  }
}

/* ============================================
   ANIMATIONS
   ============================================ */

.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease-out;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-primary);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-overlay.hidden {
  opacity: 0;
  visibility: hidden;
}

/* ============================================
   SCROLLBAR
   ============================================ */

::-webkit-scrollbar {
  width: 12px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--accent-green);
  border-radius: 6px;
  border: 3px solid var(--bg-primary);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-blue);
}

/* ============================================
   UTILITIES
   ============================================ */

.text-center {
  text-align: center;
}

/* ============================================
   PRINT
   ============================================ */

@media print {
  .navbar, .page-footer, .cta-buttons, .cta-buttons-footer, .theme-toggle {
    display: none;
  }
  
  body {
    background: white;
    color: black;
  }
  
  .hero-section, .section-solve, .section-services, .section-skills, .section-proof {
    page-break-inside: avoid;
  }
}