:root {
  --dark: #222831;
  --dark-light: #393E46;
  --accent: #00ADB5;
  --light: #EEEEEE;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--dark);
  color: var(--light);
  line-height: 1.6;
}

/* Header */
header {
  background-color: var(--dark);
  padding: 1rem 2rem;
  display: flex;
  justify-content: center;
  border-bottom: 2px solid var(--dark-light);
  position: sticky;
  top: 0;
  z-index: 100;
}

nav a {
  color: var(--light);
  text-decoration: none;
  margin: 0 1rem;
  font-weight: 500;
  transition: color 0.3s, transform 0.3s;
}

nav a:hover {
  color: var(--accent);
  transform: translateY(-2px);
}

/* Hero */
.hero {
  text-align: center;
  padding: 3rem 2rem;
}

.hero-img {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--accent);
  margin-bottom: 1rem;
  transition: transform 0.4s, box-shadow 0.4s;
}

.hero-img:hover {
  transform: scale(1.05);
  box-shadow: 0 0 20px var(--accent);
}

.hero h1 {
  font-size: 2.5rem;
  margin: 0.5rem 0;
  color: var(--accent);
  transition: color 0.3s;
}

.hero h1:hover {
  color: var(--light);
}

.hero p {
  font-size: 1.2rem;
  color: var(--light);
}

/* Buttons */
.btn-primary {
  background-color: var(--accent);
  color: var(--light);
  padding: 0.8rem 1.6rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: background 0.3s, transform 0.3s;
  display: inline-block;
  margin-top: 1rem;
}

.btn-primary:hover {
  background-color: #01949b;
  transform: translateY(-3px);
}

#switch-style-btn {
  background-color: var(--accent);
  color: var(--light);
  padding: 0.8rem 1.6rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: background 0.3s, transform 0.3s;
  display: inline-block;
  margin-top: 1rem;
}

#switch-style-btn:hover {
  background-color: #01949b;
  transform: translateY(-3px);
}

/* About */
.about {
  display: flex;
  gap: 2rem;
  align-items: center;
  max-width: 1000px;
  margin: 2rem auto;
  padding: 2rem;
  background-color: var(--dark-light);
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.about-text {
  flex: 2;
}

.about-img img {
  width: 250px;
  border-radius: 12px;
  border: 3px solid var(--accent);
  transition: transform 0.3s, box-shadow 0.3s;
}

.about-img img:hover {
  transform: scale(1.05);
  box-shadow: 0 0 15px var(--accent);
}

/* Skills */
.skills {
  text-align: center;
  margin: 3rem auto;
}

.skills ul {
  list-style: none;
  padding: 0;
  display: flex;
  justify-content: center;
  gap: 1.5rem;
}

.skills li {
  background: var(--dark-light);
  padding: 0.8rem 1.2rem;
  border-radius: 8px;
  border: 2px solid var(--accent);
  transition: transform 0.3s;
}

.skills li:hover {
  transform: scale(1.1);
}



/* Footer */
footer {
  background-color: var(--dark);
  text-align: center;
  padding: 1rem;
  border-top: 2px solid var(--dark-light);
  margin-top: 2rem;
}

footer a {
  color: var(--accent);
  margin: 0 1rem;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s, transform 0.3s;
}

footer a:hover {
  color: var(--light);
  transform: translateY(-2px);
}

.socialmedia img {
    width: 30px;
    height: 30px;
    fill: #0A66C2; 
    transition: transform 0.2s ease;
    margin: 0 8px; 
    vertical-align: middle;
}


.socialmedia img:hover {
    transform: scale(1.1);
    opacity: 0.8;
}

/*Portfolio Page*/
#mainPortfolio {
  max-width: 1000px;
  margin: 2rem auto;
  padding: 2rem;
}

#mainPortfolio h2 {
  color: var(--accent);
  margin-top: 2.5rem;
  border-bottom: 2px solid var(--dark-light);
  padding-bottom: 0.5rem;
}


.portfolio-section {
  background: var(--dark-light);
  border-radius: 12px;
  padding: 1.5rem;
  margin-top: 1.5rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  transition: transform 0.3s, box-shadow 0.3s;
}

.portfolio-section:hover {
  transform: translateY(-6px);
  box-shadow: 0 0 15px var(--accent);
}

.portfolio-section h3 {
  margin-top: 0;
  color: var(--light);
}

.portfolio-section p {
  margin: 0.5rem 0 0;
}

.hero h1 {
  font-size: 2.8rem;
  margin-bottom: 1rem;
}


/* ===== Qualifications Page ===== */
#mainQualification {
  max-width: 1000px;
  margin: 2rem auto;
  padding: 2rem;
}

#mainQualification h2 {
  color: var(--accent);
  margin-top: 2.5rem;
  border-bottom: 2px solid var(--dark-light);
  padding-bottom: 0.5rem;
}

#mainQualification section {
  background: var(--dark-light);
  border-radius: 12px;
  padding: 1.5rem;
  margin-top: 1.5rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  transition: transform 0.3s, box-shadow 0.3s;
}

#mainQualification section:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 15px var(--accent);
}

#mainQualification .skill-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin: 0.8rem 0 1.5rem;
}

#mainQualification .skill-list li {
  background: var(--dark);
  color: var(--light);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  border: 1px solid var(--accent);
  font-size: 0.95rem;
  transition: background 0.3s, transform 0.3s;
}

#mainQualification .skill-list li:hover {
  background: var(--accent);
  color: var(--light);
  transform: scale(1.05);
}


#mainQualification h3 {
  margin-top: 1rem;
  color: var(--light);
}

#mainQualification p,
#mainQualification li {
  margin: 0.5rem 0;
  line-height: 1.6;
}

#mainQualification ul {
  list-style: none;
  padding: 0;
}

#mainQualification ul li {
  background: var(--dark);
  margin: 0.5rem 0;
  padding: 0.8rem;
  border-radius: 8px;
  border-left: 4px solid var(--accent);
  transition: background 0.3s;
}

#mainQualification ul li:hover {
  background: var(--accent);
  color: var(--light);
}

#mainQualification a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s;
}

#mainQualification a:hover {
  color: var(--light);
}

/*Service Page*/
#mainService {
    max-width: 900px;
    margin: 40px auto;
    padding: 0 20px;
}

/* Sections styling */
#mainService section {
    margin-bottom: 50px;
    padding: 25px;
    border-radius: 10px;
    background-color: var(--dark-light);
    box-shadow: 0 4px 6px rgba(0,0,0,0.2);
    color: var(--light);
}

/* Section headers */
#mainService section h2 {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: var(--accent);
    border-bottom: 3px solid var(--accent);
    display: inline-block;
    padding-bottom: 5px;
}

/* Articles inside sections */
#mainService article {
    margin-bottom: 25px;
}

#mainService article h3 {
    font-size: 1.3rem;
    color: var(--light);
    margin-bottom: 8px;
}

#mainService article p {
    margin-bottom: 12px;
}

/* Lists */
#mainService ul {
    margin-left: 20px;
    padding-left: 10px;
}

#mainService ul li {
    margin-bottom: 8px;
    line-height: 1.5;
}

#mainService ul li strong {
    color: var(--accent);
}


#mainService section:last-of-type {
    background: var(--dark);
    border-left: 5px solid var(--accent);
}

.org {
  color: var(--accent);
  font-weight: 500;
  transition: color 0.3s, transform 0.3s;
}

.org:hover {
  color: var(--light);
}