/* ================================ */
/* -------- CSS Variables --------- */
/* ================================ */

:root {
  --color-bg: #f0fdf4;
  --color-bg-dark: #166534;
  --color-primary: #10b981;
  --color-primary-dark: #059669;
  --color-text: #1f2937;
  --color-text-light: #4b5563;
  --color-white: #ffffff;
  --color-border: #bbf7d0;
}

/* ================================ */
/* ---------- CSS Reset ----------- */
/* ================================ */

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

ul {
  list-style: none;
}

a {
  text-decoration: none;
  color: inherit;
}

img {
  max-width: 100%;
}

/* ================================ */
/* ------------ Body -------------- */
/* ================================ */

body {
  font-family: 'Quicksand', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
}

/* ================================ */
/* -------- Navigation ------------ */
/* ================================ */

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 30px;
  background-color: var(--color-white);
  position: sticky;
  top: 0;
  border-bottom: 1px solid var(--color-border);
}

.logo {
  font-size: 1.2rem;
  font-weight: bold;
  color: var(--color-primary);
}

.nav-links {
  display: flex;
  gap: 25px;
}

.nav-links a {
  color: var(--color-text);
  position: relative;
  transition: color 0.3s ease;
}

/* Animated underline on hover */
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width 0.3s ease;
}

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

.nav-links a:hover::after {
  width: 100%;
}

/* ================================ */
/* -------- Main Content ---------- */
/* ================================ */

main {
  max-width: 1000px;
  margin: 0 auto;
  padding: 20px;
}

section {
  padding: 60px 0;
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 10px;
}

h2 {
  font-size: 2rem;
  margin-bottom: 30px;
  color: var(--color-primary);
}

h3 {
  font-size: 1.2rem;
  margin-bottom: 15px;
}

/* ================================ */
/* -------- Buttons --------------- */
/* ================================ */

.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 5px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  font-size: 1rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(9, 132, 227, 0.3);
}

.btn-secondary {
  background-color: var(--color-white);
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(9, 132, 227, 0.3);
}

/* ================================ */
/* -------- Home Section ---------- */
/* ================================ */

#home {
  text-align: center;
  padding: 80px 20px;
}

.tagline {
  font-size: 1.3rem;
  color: var(--color-text-light);
  margin-bottom: 20px;
}

.intro {
  max-width: 600px;
  margin: 0 auto 30px;
  color: var(--color-text-light);
}

.home-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ================================ */
/* -------- About Section --------- */
/* ================================ */

#about {
  background-color: var(--color-white);
  padding: 60px 30px;
  border-radius: 10px;
}

.about-content {
  display: grid;
  gap: 40px;
}

.about-text p {
  margin-bottom: 15px;
  color: var(--color-text-light);
}

.skills-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skills-list li {
  background-color: var(--color-bg);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.9rem;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.skills-list li:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

/* ================================ */
/* ------- Projects Section ------- */
/* ================================ */

.projects-grid {
  display: grid;
  gap: 25px;
}

.project-card {
  background-color: var(--color-white);
  border-radius: 10px;
  padding: 20px;
  border: 1px solid var(--color-border);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.project-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.project-image {
  background-color: var(--color-bg);
  height: 150px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 5px;
  margin-bottom: 15px;
  color: var(--color-text-light);
  font-weight: bold;
}

.project-card h3 {
  margin-bottom: 10px;
}

.project-card p {
  color: var(--color-text-light);
  font-size: 0.95rem;
  margin-bottom: 15px;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 15px;
}

.project-tags li {
  background-color: var(--color-bg);
  padding: 4px 10px;
  border-radius: 3px;
  font-size: 0.8rem;
  color: var(--color-text-light);
}

.project-links {
  display: flex;
  gap: 15px;
}

.project-link {
  color: var(--color-primary);
  font-size: 0.9rem;
  font-weight: 500;
  position: relative;
  transition: color 0.2s ease;
}

/* Animated underline that slides in */
.project-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-primary);
  transition: width 0.2s ease;
}

.project-link:hover::after {
  width: 100%;
}

/* ================================ */
/* ------- Contact Section -------- */
/* ================================ */

#contact {
  background-color: var(--color-bg-dark);
  color: var(--color-white);
  padding: 60px 30px;
  border-radius: 10px;
}

#contact h2 {
  color: var(--color-white);
}

.contact-intro {
  max-width: 500px;
  margin-bottom: 40px;
  color: #b2bec3;
}

.contact-content {
  display: grid;
  gap: 40px;
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.form-group label {
  font-size: 0.9rem;
  color: #b2bec3;
}

.form-group input,
.form-group textarea {
  padding: 12px;
  border: 1px solid #636e72;
  border-radius: 5px;
  background-color: #3d4446;
  color: var(--color-white);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(9, 132, 227, 0.2);
}

/* Contact Info */
.contact-info h3 {
  margin-bottom: 20px;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.contact-links a {
  color: #b2bec3;
  transition: color 0.2s ease, transform 0.2s ease;
  display: inline-block;
}

.contact-links a:hover {
  color: var(--color-primary);
  transform: translateX(5px);
}

/* ================================ */
/* ----------- Footer ------------- */
/* ================================ */

footer {
  text-align: center;
  padding: 30px;
  color: var(--color-text-light);
}

/* ================================ */
/* -------- Media Queries --------- */
/* ================================ */

/* Tablet and up */
@media (min-width: 600px) {
  .about-content {
    grid-template-columns: 2fr 1fr;
  }

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

  .contact-content {
    grid-template-columns: 1fr 1fr;
  }
}

/* Desktop */
@media (min-width: 900px) {
  h1 {
    font-size: 3rem;
  }

  section {
    padding: 80px 0;
  }
}