/* MODERN PROFESSIONAL PORTFOLIO CSS */

@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:wght@400;500;600&display=swap");

:root {
  --primary-color: rgb(0, 51, 102);
  --primary-light: rgba(0, 51, 102, 0.1);
  --primary-dark: rgb(0, 35, 70);
  --accent-gold: #D4AF37;
  --accent-teal: #2C8E8E;
  --text-primary: #1a1a1a;
  --text-secondary: #555555;
  --text-light: #777777;
  --background-light: #f8f9fa;
  --background-white: #ffffff;
  --border-light: #e5e7eb;
  --shadow-light: 0 2px 10px rgba(0, 0, 0, 0.1);
  --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.15);
  --shadow-heavy: 0 10px 40px rgba(0, 51, 102, 0.2);
}

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

body {
  font-family: "Inter", sans-serif;
  background-color: var(--background-white);
  line-height: 1.6;
  color: var(--text-primary);
  overflow-x: hidden;
}

html {
  scroll-behavior: smooth;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--background-light);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-dark);
}

/* Typography */
h1, h2, h3, h4 {
  font-family: "Playfair Display", serif;
  color: var(--text-primary);
  font-weight: 600;
}

.title {
  font-size: 3rem;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

p {
  color: var(--text-secondary);
  font-weight: 400;
}

/* TRANSITION AND ANIMATIONS */
a, .btn {
  transition: all 0.3s ease;
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

.floating {
  animation: float 6s ease-in-out infinite;
}

/* ENHANCED DESKTOP NAV */
nav, .nav-links {
  display: flex;
}

nav {
  justify-content: space-between;
  align-items: center;
  height: 80px;
  padding: 0 5%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-light);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: all 0.3s ease;
}

nav.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-medium);
}

.nav-links {
  gap: 2.5rem;
  list-style: none;
  font-size: 1rem;
  font-weight: 500;
}

.nav-links a {
  color: var(--text-primary);
  text-decoration: none;
  position: relative;
  font-weight: 500;
}

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

.nav-links a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -5px;
  left: 0;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-teal));
  transition: width 0.3s ease;
}

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

.logo {
  display: flex;
  height: 50px;
  width: 50px;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: var(--shadow-light);
  transition: transform 0.3s ease;
}

.logo:hover {
  transform: scale(1.1);
  cursor: pointer;
}

.logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* HAMBURGER MENU */
#hamburger-nav {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  padding: 1rem 5%;
  box-shadow: var(--shadow-light);
  justify-content: space-between;
  align-items: center;
}

.hamburger-menu {
  position: relative;
  display: inline-block;
}

.hamburger-icon {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 24px;
  width: 30px;
  cursor: pointer;
  transition: all 0.3s ease-in-out;
}

.hamburger-icon span {
  width: 100%;
  height: 3px;
  background-color: var(--primary-color);
  border-radius: 2px;
  transition: all 0.3s ease-in-out;
}

.hamburger-icon.open span:first-child {
  transform: rotate(45deg) translate(8px, 8px);
}

.hamburger-icon.open span:nth-child(2) {
  opacity: 0;
}

.hamburger-icon.open span:last-child {
  transform: rotate(-45deg) translate(8px, -8px);
}

.menu-links {
  position: absolute;
  top: 100%;
  right: 0;
  background: var(--background-white);
  width: 280px;
  max-height: 0;
  overflow: hidden;
  border-radius: 15px;
  box-shadow: var(--shadow-medium);
  transition: all 0.3s ease-in-out;
  margin-top: 1rem;
}

.menu-links.open {
  max-height: 400px;
  padding: 2rem;
}

.menu-links li {
  list-style: none;
  margin-bottom: 1.5rem;
}

.menu-links a {
  display: block;
  font-size: 1.1rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-light);
  transition: all 0.3s ease;
  color: var(--text-primary);
  text-decoration: none;
}

.menu-links a:hover {
  color: var(--primary-color);
  padding-left: 1rem;
}

/* SECTIONS */
section {
  padding: 5rem 0;
  margin: 0 3%;
  min-height: fit-content;
}

.section-container {
  display: flex;
  gap: 3rem;
  align-items: center;
}

/* PROFILE SECTION */
#profile {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 3rem;
  min-height: 100vh;
  padding-top: 80px;
  background: linear-gradient(135deg, var(--background-white) 0%, var(--background-light) 100%);
}

.section__pic-container {
  display: flex;
  height: 500px;
  width: 500px;
  margin: auto 0;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: var(--shadow-heavy);
  border: 5px solid var(--primary-light);
}

.section__pic-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.section__text {
  align-self: center;
  text-align: center;
  max-width: 600px;
}

.section__text__p1 {
  font-size: 1.2rem;
  color: var(--text-light);
  margin-bottom: 0.5rem;
  font-weight: 400;
}

.section__text__p2 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
  font-weight: 600;
}

.section__text__p3 {
  font-size: 1.5rem;
  margin-bottom: 2rem;
  color: var(--text-primary);
  font-weight: 600;
}

.motto {
  margin-top: 2rem;
  padding: 1.5rem;
  background: var(--primary-light);
  border-left: 4px solid var(--primary-color);
  border-radius: 8px;
  font-style: italic;
}

.motto p {
  color: var(--primary-dark);
  font-weight: 500;
  font-size: 1.1rem;
}

/* BUTTONS */
.btn-container {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin: 2rem 0;
  flex-wrap: wrap;
}

.btn {
  font-weight: 600;
  transition: all 0.3s ease;
  padding: 1rem 2rem;
  border-radius: 50px;
  border: 2px solid var(--primary-color);
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  font-size: 1rem;
  position: relative;
  overflow: hidden;
}

.btn-color-1 {
  background-color: var(--primary-color);
  color: white;
}

.btn-color-1:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}

.btn-color-2 {
  background-color: transparent;
  color: var(--primary-color);
}

.btn-color-2:hover {
  background-color: var(--primary-color);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}

/* SOCIAL ICONS */
#socials-container {
  display: flex;
  justify-content: center;
  margin-top: 2rem;
  gap: 1.5rem;
}

.icon {
  cursor: pointer;
  height: 2.5rem;
  width: 2.5rem;
  transition: all 0.3s ease;
  border-radius: 50%;
  padding: 0.5rem;
  background: var(--background-light);
  box-shadow: var(--shadow-light);
}

.icon:hover {
  transform: translateY(-3px) scale(1.1);
  box-shadow: var(--shadow-medium);
  background: var(--primary-light);
}

/* ABOUT SECTION */
#about {
  text-align: center;
  background: var(--background-white);
}

.about-details-container {
  justify-content: center;
  flex-direction: column;
}

.about-containers {
  display: flex;
  gap: 2rem;
  margin: 2rem 0;
  justify-content: center;
  flex-wrap: wrap;
}

.details-container {
  padding: 2rem;
  border-radius: 15px;
  background: var(--background-white);
  box-shadow: var(--shadow-light);
  text-align: center;
  transition: all 0.3s ease;
  border: 1px solid var(--border-light);
  max-width: 450px;
  min-width: 400px;
  min-height: 200px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  flex: 1;
}

.details-container:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
  border-color: var(--primary-light);
}

.details-container h3 {
  margin: 1rem 0 0.5rem;
  color: var(--primary-color);
  font-size: 1.3rem;
}

.education-icons-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.education-icons-container .icon {
  height: 3rem;
  width: 3rem;
}

.experience-icons-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.experience-icons-container .icon {
  height: 3rem;
  width: 3rem;
}

.about-pic {
  border-radius: 2rem;
  width: 100%;
  height: 100%;
  object-fit: cover;
  box-shadow: var(--shadow-medium);
}

.text-container {
  text-align: justify;
  margin: 2rem 0;
  padding: 2rem;
  background: var(--background-light);
  border-radius: 15px;
  font-size: 1.1rem;
  line-height: 1.8;
}

.text-container2 {
  background: var(--primary-light);
  padding: 2rem;
  border-radius: 15px;
  margin: 2rem 0;
}

.text-container2 ul {
  list-style: none;
  padding: 0;
}

.text-container2 li {
  margin: 1rem 0;
  padding: 1rem;
  background: var(--background-white);
  border-radius: 10px;
  border-left: 4px solid var(--accent-gold);
}

.text-container2 strong {
  color: var(--primary-color);
}

/* EXPERIENCE SECTION */
#experience {
  background: var(--background-light);
  text-align: center;
}

.experience-details-container {
  justify-content: center;
  flex-direction: column;
}

.experience-sub-title {
  color: var(--primary-color);
  font-weight: 600;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.article-container1, .article-container2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  justify-content: center;
  margin: 2rem 0;
}

.article-container1 article, .article-container2 article {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: var(--background-white);
  border-radius: 10px;
  box-shadow: var(--shadow-light);
  transition: all 0.3s ease;
}

.article-container1 article:hover, .article-container2 article:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-medium);
}

.article-container2 article {
  flex-direction: column;
  text-align: center;
  padding: 2rem;
}

.article-container2 h4 {
  color: var(--primary-color);
  margin: 1rem 0 0.5rem;
  font-size: 1.2rem;
}

/* PROJECTS SECTION */
#projects {
  background: var(--background-white);
  text-align: center;
}

.color-container {
  border: 1px solid var(--border-light);
  background: var(--background-white);
  border-radius: 15px;
  overflow: hidden;
  transition: all 0.3s ease;
  margin: 1rem;
  max-width: 400px;
}

.color-container:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-heavy);
  border-color: var(--primary-color);
}

.project-img {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.project-title {
  padding: 1.5rem 1rem 1rem;
  color: var(--primary-color);
  font-size: 1.2rem;
  line-height: 1.4;
  min-height: 80px;
}

.project-btn {
  margin: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 0.9rem;
}

/* CONTACT SECTION */
#contact {
  background: var(--background-light);
  text-align: center;
}

.contact-info-upper-container {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin: 2rem 0;
  flex-wrap: wrap;
}

.contact-info-container {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--background-white);
  border-radius: 15px;
  box-shadow: var(--shadow-light);
  transition: all 0.3s ease;
}

.contact-info-container:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
}

.contact-info-container a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
}

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

.contact-icon {
  background: var(--primary-light);
  padding: 0.5rem;
  border-radius: 50%;
}

/* FOOTER */
footer {
  background: var(--primary-color);
  color: white;
  text-align: center;
  padding: 2rem 0;
}

footer nav {
  position: relative;
  background: transparent;
  box-shadow: none;
  justify-content: center;
  margin-bottom: 1rem;
}

.nav-links-container {
  display: flex;
  justify-content: center;
}

footer .nav-links a {
  color: white;
  margin: 0 1rem;
}

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

footer p {
  color: rgba(255, 255, 255, 0.8);
  margin-top: 1rem;
}

/* ARROW */
.arrow {
  position: absolute;
  right: -5rem;
  bottom: 2.5rem;
  height: 2rem;
  width: 2rem;
  background: var(--primary-color);
  border-radius: 50%;
  padding: 0.5rem;
  transition: all 0.3s ease;
}

.arrow:hover {
  background: var(--primary-dark);
  transform: scale(1.1);
}

/* Loading Animation */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--background-white);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity 0.5s ease;
}

.loading-spinner {
  width: 60px;
  height: 60px;
  border: 4px solid var(--primary-light);
  border-top: 4px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Enhanced Visual Effects */
.glass-effect {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary-color), var(--accent-teal), var(--accent-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.pulse {
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

/* Scroll Indicator */
.scroll-indicator {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-teal), var(--accent-gold));
  z-index: 9999;
  transition: width 0.1s ease;
}

/* Custom Selection */
::selection {
  background: var(--primary-light);
  color: var(--primary-dark);
}

::-moz-selection {
  background: var(--primary-light);
  color: var(--primary-dark);
}

/* RESPONSIVE IMPROVEMENTS */
@media screen and (max-width: 768px) {
  .section-container {
    flex-direction: column;
    text-align: center;
  }
  
  .section__pic-container {
    height: 250px;
    width: 250px;
  }
  
  .title {
    font-size: 2rem;
  }
  
  .about-containers {
    flex-direction: column;
    align-items: center;
  }
  
  .article-container1 {
    grid-template-columns: 1fr;
  }
  
  section {
    margin: 0 2%;
  }
}