/* Base styles */
:root {
  /* Japandi-inspired color palette */
  --color-primary: #4A4A4A;      /* Warm dark gray */
  --color-secondary: #8B7355;    /* Warm brown */
  --color-accent: #D4B483;       /* Soft gold */
  --color-background: #F5F1E8;   /* Warm off-white */
  --color-text: #4A4A4A;         /* Warm dark gray */
  --color-text-light: #8B7355;   /* Warm brown */
  --color-border: #E5DED0;       /* Light warm gray */
  --color-card: #FFFFFF;         /* Pure white for contrast */
  --color-hover: #C4A76A;        /* Deeper gold for hover states */
  --color-green: #7A918D;        /* Neutral sage green */
  --color-green-light: #E8EDEC;  /* Light sage green */
  
  --font-primary: 'Inter', sans-serif;
  --spacing-unit: 1rem;
  --container-width: 1200px;
  --border-radius: 4px;
  --transition-speed: 0.3s;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-background);
  padding-top: 70px; /* Add padding to account for fixed nav */
}

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

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: rgba(245, 241, 232, 0.98); /* Warm off-white with transparency */
  box-shadow: 0 2px 10px rgba(74, 74, 74, 0.1);
  z-index: 1000;
  backdrop-filter: blur(10px);
  height: 70px; /* Set explicit height for nav */
}

.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem var(--spacing-unit);
  max-width: var(--container-width);
  margin: 0 auto;
  height: 100%; /* Make nav-content fill nav height */
}

.nav-logo a {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-speed);
}

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  display: block;
  width: 25px;
  height: 2px;
  background-color: var(--color-secondary);
  margin: 5px 0;
  transition: var(--transition-speed);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* Header/Home section */
.header {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 6rem 0;
  background-color: var(--color-green-light);
  position: relative;
  overflow: hidden;
}

.header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--color-background) 0%, var(--color-green-light) 100%);
  opacity: 0.7;
  z-index: 0;
}

.header .container {
  position: relative;
  z-index: 1;
}

.header h1 {
  font-size: 4rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--color-primary);
  letter-spacing: -0.02em;
  line-height: 1.2;
  animation: fadeInUp 0.8s ease-out;
}

.header h2 {
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--color-green);
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
  animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

/* Social Links */
.social-links {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
}

.social-links a {
  color: var(--color-text);
  font-size: 1.5rem;
  transition: color var(--transition-speed);
}

.social-links a:hover {
  color: var(--color-hover);
}

/* Sections */
.section {
  padding: 8rem 0;
  position: relative;
  background-color: var(--color-background);
}

.section:nth-child(even) {
  background-color: var(--color-card);
}

.section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background-color: var(--color-green);
  opacity: 0.5;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 4rem;
  text-align: center;
  position: relative;
  padding-bottom: 1.5rem;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 2px;
  background-color: var(--color-green-light);
}

.section-content {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
}

/* Timeline */
.timeline {
  position: relative;
  padding: 2rem 0;
}

.timeline-item {
  margin-bottom: 3rem;
  position: relative;
  padding-left: 2rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--color-border);
}

.timeline-content {
  background-color: var(--color-card);
  padding: 2.5rem;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  border: 1px solid var(--color-border);
  transition: transform var(--transition-speed), box-shadow var(--transition-speed);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.timeline-description {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.timeline-description p {
  margin: 0;
  line-height: 1.8;
  color: var(--color-text);
  position: relative;
  padding-left: 1.5rem;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

.timeline-description p:not(:last-of-type) {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 1.5rem;
}

.timeline-description p::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-size: 1.2rem;
}

.timeline-content h3 {
  font-size: 1.5rem;
  color: var(--color-primary);
  margin: 0;
  padding-left: 1.5rem;
}

.timeline-content h4 {
  font-size: 1.1rem;
  color: var(--color-secondary);
  margin: 0;
  font-weight: 500;
  padding-left: 1.5rem;
}

.timeline-content p {
  margin: 0;
  line-height: 1.8;
  color: var(--color-text);
  position: relative;
  padding-left: 1.5rem;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

.timeline-date {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  background-color: var(--color-green-light);
  border-radius: 12px;
  font-size: 0.75rem;
  color: var(--color-green);
  font-weight: 500;
  margin: 0;
  border: 1px solid var(--color-green);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  transition: all var(--transition-speed);
  position: relative;
  width: fit-content;
  white-space: nowrap;
  line-height: 1.4;
  text-align: left;
  margin-left: 1.5rem;
}

.timeline-date:hover {
  background-color: var(--color-green);
  color: var(--color-card);
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Remove the arrow for a cleaner look */
.timeline-date::before {
  display: none;
}

/* Skills Grid */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2.5rem;
  padding: 2rem 0;
}

.skills-category {
  background-color: var(--color-card);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  border: 1px solid var(--color-border);
  transition: transform var(--transition-speed);
}

.skills-category:hover {
  transform: translateY(-5px);
}

.skills-category h3 {
  font-size: 1.2rem;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-border);
}

.skills-category ul {
  list-style: none;
}

.skills-category li {
  margin-bottom: 0.5rem;
  color: var(--color-text-light);
}

/* Projects Grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
  padding: 2rem 0;
}

.project-card {
  background-color: var(--color-card);
  padding: 2.5rem;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  border: 1px solid var(--color-border);
  transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.08);
}

.project-card h3 {
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.project-links {
  margin-top: 1.5rem;
  display: flex;
  gap: 1rem;
}

.project-links a {
  color: var(--color-secondary);
  text-decoration: none;
  font-weight: 500;
}

.project-links a:hover {
  color: var(--color-hover);
}

/* Button */
.button {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background-color: var(--color-secondary);
  color: white;
  text-decoration: none;
  border-radius: var(--border-radius);
  font-weight: 500;
  transition: background-color var(--transition-speed);
}

.button:hover {
  background-color: var(--color-hover);
}

/* Contact */
.contact-info {
  text-align: center;
  background-color: var(--color-card);
  padding: 3rem;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  border: 1px solid var(--color-border);
}

.contact-info p {
  margin-bottom: 2rem;
  font-size: 1.2rem;
}

.contact-info a {
  color: var(--color-secondary);
  text-decoration: none;
}

.contact-info a:hover {
  color: var(--color-hover);
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-card);
    padding: 1rem;
    flex-direction: column;
    gap: 1rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--color-border);
  }

  .nav-links.active {
    display: flex;
  }

  .nav-toggle {
    display: block;
  }

  .header h1 {
    font-size: 2.5rem;
  }

  .header h2 {
    font-size: 1.2rem;
  }

  .section {
    padding: 6rem 0;
  }

  .section-title {
    font-size: 2rem;
    margin-bottom: 3rem;
  }

  .nav-toggle span {
    background-color: var(--color-secondary);
  }

  .timeline-content,
  .skills-category,
  .project-card {
    padding: 1.5rem;
  }
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.section {
  animation: fadeIn 0.6s ease-out;
}

/* Add a subtle animation to the header text */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Add a decorative element */
.header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 3px;
  background-color: var(--color-green);
  opacity: 0.5;
}