:root {
  --bg-primary: #0d0d14;
  --bg-secondary: #151520;
  --bg-card: #1a1a28;
  --bg-hover: #252535;

  --accent-red: #c41e3a; 
  --accent-red-light: #e63950;
  --accent-gold: #d4a857; 

  --text-primary: #e8e8f0;
  --text-secondary: #a0a0b0;
  --text-muted: #606070;

  --border-color: #2a2a3a;
  --border-accent: #3a3a4a;

  /* Typography */
  --font-main: "Noto Sans JP", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: "Sawarabi Mincho", serif;

  /* Spacing */
  --sidebar-width: 260px;
  --content-max: 900px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;

  /* Effects */
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  --transition: 0.2s ease;
}

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

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-primary);
  background: var(--bg-primary);
  min-height: 100vh;
}

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

a:hover {
  color: var(--accent-gold);
}

img {
  max-width: 100%;
  height: auto;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.3;
  margin-bottom: var(--spacing-sm);
}

h1 {
  font-size: 2.2rem;
}
h2 {
  font-size: 1.8rem;
}
h3 {
  font-size: 1.4rem;
}

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

/* ================================
   LAYOUT
   ================================ */

.layout {
  display: flex;
  min-height: 100vh;
}

/* ================================
   SIDEBAR
   ================================ */

.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  overflow-y: auto;
}

.sidebar-header {
  text-align: center;
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--spacing-lg);
}

.logo {
  display: block;
  color: var(--text-primary);
}

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

.logo-kanji {
  font-family: var(--font-display);
  font-size: 4rem;
  display: block;
  color: var(--accent-red);
  text-shadow: 0 0 30px rgba(196, 30, 58, 0.3);
  transition: all var(--transition);
}

.logo:hover .logo-kanji {
  text-shadow: 0 0 40px rgba(196, 30, 58, 0.6);
  transform: scale(1.05);
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.tagline {
  color: var(--text-muted);
  font-size: 0.85rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  margin-top: var(--spacing-xs);
}

/* Navigation */
.nav {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--text-secondary);
  border-radius: 8px;
  transition: all var(--transition);
  border-left: 3px solid transparent;
}

.nav-link:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.nav-link.active {
  color: var(--accent-red-light);
  background: rgba(196, 30, 58, 0.1);
  border-left-color: var(--accent-red);
}

.nav-icon {
  font-size: 1.1rem;
}

/* Sidebar Footer */
.sidebar-footer {
  margin-top: auto;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
  text-align: center;
}

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

.social-link {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border-radius: 50%;
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: bold;
  transition: all var(--transition);
}

.social-link:hover {
  background: var(--accent-red);
  color: white;
  transform: translateY(-2px);
}

.copyright {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ================================
   MAIN CONTENT
   ================================ */

.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  padding: var(--spacing-xl);
  max-width: calc(
    var(--content-max) + var(--sidebar-width) + var(--spacing-xl) * 2
  );
}

/* ================================
   HOME PAGE
   ================================ */

.hero {
  text-align: center;
  padding: var(--spacing-xl) 0;
  margin-bottom: var(--spacing-xl);
  border-bottom: 1px solid var(--border-color);
}

.hero-title {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

.hero-title .highlight {
  color: var(--accent-red);
}

.hero-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* Section Titles */
.section-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
  color: var(--text-primary);
}

.section-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, var(--border-color), transparent);
}

/* ================================
   PROJECT CARDS
   ================================ */

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

.project-card {
  background: var(--bg-card);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  transition: all var(--transition);
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--accent-red);
}

.project-card-image {
  width: 100%;
  height: 160px;
  object-fit: cover;
  background: var(--bg-hover);
}

.project-card-content {
  padding: var(--spacing-md);
}

.project-card-title {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-xs);
  color: var(--text-primary);
}

.project-card-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
}

/* Status badges */
.status {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.status-completado,
.status-complete {
  background: rgba(76, 175, 80, 0.2);
  color: #4caf50;
}

.status-en-progreso,
.status-in-progress {
  background: rgba(255, 193, 7, 0.2);
  color: #ffc107;
}

.status-pausado,
.status-paused {
  background: rgba(158, 158, 158, 0.2);
  color: #9e9e9e;
}

.status-planificado,
.status-planned {
  background: rgba(33, 150, 243, 0.2);
  color: #2196f3;
}

/* Progress bar */
.progress-section {
  margin: var(--spacing-lg) 0;
}

.progress-bar {
  background: var(--bg-secondary);
  border-radius: 10px;
  height: 24px;
  position: relative;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(
    90deg,
    var(--accent-red),
    var(--accent-red-light)
  );
  border-radius: 10px;
  transition: width 0.5s ease;
}

.progress-text {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.85rem;
  font-weight: bold;
  color: var(--text-primary);
}

/* ================================
   BLOG / POSTS
   ================================ */

.posts-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.post-item {
  display: block;
  padding: var(--spacing-md);
  background: var(--bg-card);
  border-radius: 8px;
  border: 1px solid var(--border-color);
  border-left: 3px solid var(--accent-red);
  transition: all var(--transition);
}

.post-item:hover {
  background: var(--bg-hover);
  border-left-color: var(--accent-gold);
}

.post-item-title {
  font-size: 1.2rem;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.post-item-date {
  font-size: 0.85rem;
  color: var(--accent-gold);
}

.post-item-excerpt {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: var(--spacing-xs);
}

/* Single Post */
.post-header {
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
}

.post-title {
  font-size: 2rem;
}

.post-meta {
  display: flex;
  gap: var(--spacing-md);
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: var(--spacing-sm);
}

.post-content {
  font-size: 1.05rem;
}

.post-content h2 {
  margin-top: var(--spacing-lg);
  color: var(--accent-red-light);
}

.post-content ul,
.post-content ol {
  margin-left: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

.post-content code {
  background: var(--bg-secondary);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.9rem;
}

.post-content pre {
  background: var(--bg-secondary);
  padding: var(--spacing-md);
  border-radius: 8px;
  overflow-x: auto;
  margin-bottom: var(--spacing-sm);
}

.post-content blockquote {
  border-left: 3px solid var(--accent-red);
  padding-left: var(--spacing-md);
  color: var(--text-secondary);
  font-style: italic;
  margin: var(--spacing-md) 0;
}

/* ================================
   PROJECT PAGE
   ================================ */

.project-banner {
  margin: calc(var(--spacing-xl) * -1);
  margin-bottom: var(--spacing-lg);
}

.project-banner img {
  width: 100%;
  max-height: 300px;
  object-fit: cover;
}

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

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

.download-section {
  margin-top: var(--spacing-xl);
  text-align: center;
}

.download-btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  background: linear-gradient(
    135deg,
    var(--accent-red),
    var(--accent-red-light)
  );
  color: white;
  font-size: 1.1rem;
  font-weight: bold;
  border-radius: 8px;
  transition: all var(--transition);
}

.download-btn:hover {
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(196, 30, 58, 0.4);
}

/* ================================
   ABOUT & CONTACT
   ================================ */

.about-content,
.contact-content {
  max-width: 700px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--spacing-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color var(--transition);
}

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

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

.submit-btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--accent-red);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: bold;
  cursor: pointer;
  transition: all var(--transition);
  align-self: flex-start;
}

.submit-btn:hover {
  background: var(--accent-red-light);
}

/* Back link */
.back-link {
  display: inline-block;
  margin-top: var(--spacing-xl);
  color: var(--text-secondary);
}

.back-link:hover {
  color: var(--accent-red-light);
}


@media (max-width: 900px) {
  .sidebar {
    width: 100%;
    height: auto;
    position: relative;
    padding: var(--spacing-md);
  }

  .sidebar-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    text-align: left;
    padding-bottom: var(--spacing-md);
    margin-bottom: var(--spacing-md);
  }

  .logo-kanji {
    font-size: 2.5rem;
  }

  .nav {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .nav-link {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-left: none;
    border-bottom: 2px solid transparent;
  }

  .nav-link.active {
    border-left: none;
    border-bottom-color: var(--accent-red);
  }

  .sidebar-footer {
    display: none;
  }

  .layout {
    flex-direction: column;
  }

  .main-content {
    margin-left: 0;
    padding: var(--spacing-md);
  }
}

@media (max-width: 600px) {
  .hero-title {
    font-size: 1.8rem;
  }

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

  .nav-icon {
    display: none;
  }
}

.comments-wrapper {
  max-width: var(--content-max);
  margin: var(--spacing-xl) auto 0;
  padding: var(--spacing-md);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
}

#disqus_thread {
  max-width: 100%;
}