/*
 * Modern Styles for Mardoqueo Arteaga Portfolio
 * Updated January 2026
 */

:root {
  --primary-color: #000;
  --accent-color: #5b9bd5;
  --text-color: #333;
  --text-light: #666;
  --bg-color: #fff;
  --bg-light: #f8f9fa;
  --border-color: #e0e0e0;
  --transition: all 0.3s ease;
}

/* Dark mode variables */
body.dark-mode {
  --text-color: #e0e0e0;
  --text-light: #b0b0b0;
  --bg-color: #1a1a1a;
  --bg-light: #2a2a2a;
  --border-color: #3a3a3a;
}

/* Base styles */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text-color);
  background-color: var(--bg-color);
  line-height: 1.7;
  transition: var(--transition);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }

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

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

/* Navbar styles */
#navbar-main {
  background-color: var(--primary-color) !important;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  padding: 0.5rem 0;
}

.navbar-dark .navbar-nav .nav-link {
  color: #fff;
  font-weight: 500;
  padding: 0.5rem 1rem;
  transition: var(--transition);
}

.navbar-dark .navbar-nav .nav-link:hover {
  color: var(--accent-color);
}

/* Hero section */
.hero-section {
  min-height: 85vh;
  display: flex;
  align-items: center;
  padding: 80px 0 60px;
  background: linear-gradient(135deg, var(--bg-color) 0%, var(--bg-light) 100%);
}

.hero-content {
  /* Remove display: flex to let Bootstrap grid handle layout */
}

.profile-photo {
  flex-shrink: 0;
}

.profile-photo img {
  width: 280px;
  height: 280px;
  object-fit: cover;
  border-radius: 50%;
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
  transition: var(--transition);
}

.profile-photo img:hover {
  transform: scale(1.02);
  box-shadow: 0 12px 32px rgba(0,0,0,0.2);
}

.hero-text h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: var(--text-color);
}

.hero-text .lead {
  font-size: 1.3rem;
  color: var(--text-light);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.hero-text p {
  font-size: 1.1rem;
  color: var(--text-color);
  margin-bottom: 1rem;
}

/* Content sections */
.content-section {
  padding: 60px 0;
}

.section-heading {
  margin-bottom: 2rem;
}

.section-heading h1 {
  position: relative;
  display: inline-block;
  padding-bottom: 0.5rem;
}

.section-heading h1::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background-color: var(--accent-color);
}

/* Cards */
.card-custom {
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 2rem;
  margin-bottom: 2rem;
  transition: var(--transition);
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.card-custom:hover {
  box-shadow: 0 8px 24px rgba(0,0,0,0.1);
  transform: translateY(-2px);
}

/* Research publications */
.publication-item {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border-color);
}

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

.publication-title {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: 0.5rem;
}

.publication-authors {
  font-size: 0.95rem;
  color: var(--text-light);
  margin-bottom: 0.5rem;
}

.publication-venue {
  font-size: 0.95rem;
  color: var(--text-light);
  font-style: italic;
  margin-bottom: 1rem;
}

.btn-custom {
  padding: 0.5rem 1.2rem;
  border-radius: 4px;
  font-weight: 500;
  transition: var(--transition);
}

.btn-outline-custom {
  border: 1px solid var(--accent-color);
  color: var(--accent-color);
  background: transparent;
}

.btn-outline-custom:hover {
  background: var(--accent-color);
  color: #fff;
}

/* Poetry/Writing styles */
.poetry-section {
  max-width: 800px;
  margin: 0 auto;
}

blockquote.indentedverse {
  border-left: 4px solid var(--accent-color);
  padding-left: 2rem;
  margin: 2rem 0;
}

blockquote.indentedverse h2 {
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
  color: var(--text-color);
}

blockquote.indentedverse pre {
  font-family: 'Roboto Mono', monospace;
  font-size: 1rem;
  line-height: 1.8;
  white-space: pre-wrap;
  color: var(--text-color);
  background: transparent;
  border: none;
  padding: 0;
}

/* Video embeds */
.video-item {
  margin-bottom: 3rem;
}

.video-item h5 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.embed-responsive {
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  border-radius: 8px;
  overflow: hidden;
}

/* Footer */
.site-footer {
  background-color: var(--bg-light);
  padding: 2rem 0;
  margin-top: 4rem;
  border-top: 1px solid var(--border-color);
  text-align: center;
  color: var(--text-light);
  font-size: 0.9rem;
}

/* Responsive adjustments */
@media (max-width: 991px) {
  .hero-content {
    flex-direction: column;
    text-align: center;
  }

  .hero-text h1 {
    font-size: 2.5rem;
  }

  .profile-photo img {
    width: 220px;
    height: 220px;
  }
}

@media (max-width: 768px) {
  .hero-section {
    min-height: auto;
    padding: 60px 0 40px;
  }

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

  .hero-text .lead {
    font-size: 1.1rem;
  }

  h1 { font-size: 2rem; }
  h2 { font-size: 1.5rem; }
  h3 { font-size: 1.25rem; }

  .content-section {
    padding: 40px 0;
  }
}

/* Dark mode toggle button */
.dark-mode-toggle {
  cursor: pointer;
  transition: var(--transition);
}

.dark-mode-toggle:hover {
  transform: scale(1.1);
}

/* Smooth transitions for dark mode */
body, .card-custom, .publication-item, a {
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* Utilities */
.text-muted-custom {
  color: var(--text-light) !important;
}

hr {
  border-top: 1px solid var(--border-color);
  margin: 2rem 0;
}