.section-title {
  text-align: center;
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 40px;
  color: #111827;
}


.nav-btn:hover {
  background: #000;
}


* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Arial', sans-serif;
}

body {
  background: #ffffff;
  color: #222;
  line-height: 1.6;
}
/* HERO SECTION */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: #f5f7fa;
  padding: 20px;
}

 .hero-content {
  max-width: 600px;
}



.hero-img {
  width: 250px;
  height: 250px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: 35px;
  margin-bottom: 10px;
}

.hero h2 {
  font-size: 20px;
  color: #333;
  height: 28px;
  
}

.hero-sub {
  margin-top: 30px;
  font-size: 15px;
  color: #555;
  
}

.hero-buttons {
  margin-top: 40px;
}

.hero-buttons a {
  display: inline-block;
  margin: 6px;
  padding: 10px 18px;
  border: 1px solid #222;
  color: #222;
  text-decoration: none;
  font-size: 14px;
  transition: 0.3s ease;
}

.hero-buttons a:hover {
  background: #222;
  color: #fff;
}

/* RESPONSIVE */
@media (max-width: 600px) {
  .hero h1 {
    font-size: 28px;
  }

  .hero h2 {
    font-size: 18px;
  }
}
/* ABOUT SECTION */
.section {
  padding: 80px 20px;
}

.about {
  background: #ffffff;
}

.about-container {
  max-width: 1100px;
  margin: auto;
  display: flex;
  align-items: center;
  gap: 50px;
}

.about-text {
  flex: 1;
}

.about-text h2 {
  font-size: 28px;
  margin-bottom: 20px;
}

.about-text p {
  margin-bottom: 15px;
  font-size: 15px;
  color: #444;
}

.about-image {
  flex: 1;
  text-align: center;
}

.about-image img {
  width: 350px;
  max-width: 100%;
  border-radius: 12px;
  object-fit: cover;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .about-container {
    flex-direction: column-reverse;
    text-align: center;
  }

  .about-text h2 {
    font-size: 24px;
  }
}
/* SKILLS SECTION */
.skills {
  background: #f9fafb;
  padding: 60px 20px;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  max-width: 1100px;
  margin: auto;
}

.skill-card {
  background: #fff;
  border-radius: 12px;
  padding: 25px 20px;
  text-align: center;
  box-shadow: 0 8px 20px rgba(0,0,0,0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.skill-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 15px 30px rgba(0,0,0,0.12);
}

.skill-card i {
  font-size: 38px;
  color: #2563eb; /* blue */
  margin-bottom: 15px;
}

.skill-card h3 {
  font-size: 18px;
  margin-bottom: 8px;
  color: #111827;
}
.skill-card p {
  font-size: 14px;
  color: #6b7280;
}
.skill-card i {
  background: #eef2ff;
  padding: 15px;
  border-radius: 50%;
}
/* Skill icons common style */
.skill-card i {
  font-size: 36px;
  margin-bottom: 12px;
}

/* Java icon color */
.skill-card .fa-java {
  color: #f97316; /* Orange */
}

/* Python icon color */
.skill-card .fa-python {
  color: #2563eb; /* Blue */
}

/* AI / Robot icon */
.skill-card .fa-robot {
  color: #22c55e; /* Green */
}


/* LEARNING BLOCK */
.learning-block {
  max-width: 900px;
  margin: 60px auto 0;
  padding: 30px;
  background: #ffffff;
  border: 1px dashed #ccc;
  border-radius: 12px;
}

.learning-title {
  font-size: 20px;
  margin-bottom: 15px;
  color: #222;
}

.learning-list {
  padding-left: 20px;
}

.learning-list li {
  font-size: 14px;
  margin-bottom: 10px;
  color: #444;
}

/* EXPERIENCE SECTION */
/* EXPERIENCE POLISH */
.experience-card {
  max-width: 900px;
  margin: auto;
  padding: 32px;
  background: #f9fafb;
  border-radius: 14px;
  border-left: 4px solid #2563eb;
}

.exp-top {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 12px;
}

.exp-logo {
  width: 56px;
  height: 56px;
  object-fit: contain;
  border-radius: 10px;
  background: #fff;
  padding: 6px;
  box-shadow: 0 6px 18px rgba(0,0,0,0.12);
}

.exp-company {
  font-size: 14px;
  color: #444;
  margin-top: 4px;
}

.exp-company span {
  color: #666;
}

.exp-desc {
  margin: 14px 0 18px;
  font-size: 14px;
  color: #333;
}

.exp-list {
  padding-left: 20px;
}

.exp-list li {
  margin-bottom: 10px;
  font-size: 14px;
  color: #333;
}

/* MOBILE */
@media (max-width: 600px) {
  .exp-top {
    flex-direction: column;
    align-items: flex-start;
  }

  .exp-logo {
    width: 48px;
    height: 48px;
  }
}

/* PROJECTS SECTION */
.projects {
  background: #f7f9fc;
}

.projects-grid {
  max-width: 1100px;
  margin: auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.project-card {
  background: #ffffff;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid #e0e0e0;
  transition: 0.3s ease;
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 25px rgba(0,0,0,0.12);
}

.project-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.project-content {
  padding: 20px;
}

.project-content h3 {
  font-size: 18px;
  margin-bottom: 10px;
  color: #222;
}

.project-content p {
  font-size: 14px;
  color: #444;
  margin-bottom: 15px;
}

.project-buttons a {
  display: inline-block;
  margin-right: 10px;
  padding: 8px 14px;
  border: 1px solid #222;
  font-size: 13px;
  text-decoration: none;
  color: #222;
  transition: 0.3s ease;
}

.project-buttons a:hover {
  background: #222;
  color: #fff;
}
/* CERTIFICATIONS */
.certifications {
  background: #ffffff;
}

.cert-grid {
  max-width: 1100px;
  margin: auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
}

.cert-card {
  text-align: center;
  cursor: pointer;
  transition: 0.3s ease;
}

.cert-card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid #ddd;
}

.cert-card p {
  margin-top: 10px;
  font-size: 14px;
  color: #333;
}

.cert-card:hover {
  transform: scale(1.05);
}

/* MODAL */
.cert-modal {
  display: none; /* IMPORTANT */
  position: fixed;
  z-index: 1000;
  inset: 0;
  background: rgba(0,0,0,0.85);
  justify-content: center;
  align-items: center;
}


.cert-modal img {
  max-width: 90%;
  max-height: 90%;
  border-radius: 10px;
}

.close-btn {
  position: absolute;
  top: 20px;
  right: 30px;
  font-size: 30px;
  color: #fff;
  cursor: pointer;
}
/* EDUCATION SECTION */
.education { background: #f7f9fc; }

.education-card{
  max-width: 900px;
  margin: auto;
  padding: 28px;
  background: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  display: flex;
  gap: 28px;
  align-items: center;
}

.education-logos{
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.education-logos img{
  width: 90px;
  height: 90px;
  object-fit: contain;

  background: #ffffff;
  padding: 10px;
  border-radius: 50%;              /* circular */

  box-shadow: 0 6px 18px rgba(0,0,0,0.15);  /* soft shadow */
  transition: all 0.3s ease;       /* smooth animation */
}
.education-logos img:hover{
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}



.education-content h3{
  font-size: 20px;
  margin-bottom: 6px;
  color: #222;
}

.edu-year{
  font-size: 14px;
  color: #666;
  margin-bottom: 10px;
}

.education-content p{
  font-size: 14px;
  color: #444;
  margin-bottom: 4px;
}

/* RESPONSIVE */
@media (max-width: 600px){
  .education-card{ flex-direction: column; text-align: center; }
  .education-logos{ flex-direction: row; }
}
/* CONTACT SECTION */
/* =========================
   CONTACT SECTION
========================= */

.contact {
  background: #f7f9fc;
  padding: 80px 20px;
}

.contact .section-title {
  text-align: center;
  font-size: 28px;
  margin-bottom: 35px;
  color: #222;
}

/* FORM CONTAINER */
.contact-form {
  max-width: 600px;
  margin: auto;
  background: #ffffff;
  padding: 40px;
  border-radius: 14px;
  box-shadow: 0 12px 30px rgba(0,0,0,0.08);

  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* INPUTS & TEXTAREA */
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 14px;
  font-size: 14px;
  border: 1px solid #dcdcdc;
  border-radius: 8px;
  outline: none;
  font-family: inherit;
  transition: 0.3s ease;
}

/* FOCUS EFFECT */
.contact-form input:focus,
.contact-form textarea:focus {
  border-color: #000;
  box-shadow: 0 0 0 3px rgba(0,0,0,0.08);
}

/* PLACEHOLDER COLOR */
.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: #888;
}

/* SUBMIT BUTTON */
.contact-form button {
  margin-top: 10px;
  padding: 14px;
  font-size: 15px;
  font-weight: 500;
  border: none;
  border-radius: 10px;
  background: linear-gradient(135deg, #222, #000);
  color: #ffffff;
  cursor: pointer;
  transition: 0.3s ease;
}

/* BUTTON HOVER */
.contact-form button:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

/* MOBILE RESPONSIVE */
@media (max-width: 600px) {
  .contact-form {
    padding: 25px;
  }

  .contact .section-title {
    font-size: 24px;
  }
}

/* =========================
   FOOTER
========================= */

.footer {
  background: #111;
  color: #aaa;
  padding: 30px 20px;
  margin-top: 80px;
}

.footer-content {
  max-width: 1200px;
  margin: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 18px;
}

.footer-links a {
  color: #aaa;
  text-decoration: none;
  font-size: 14px;
  transition: 0.3s;
}

.footer-links a:hover {
  color: #fff;
}
html {
  scroll-behavior: smooth;
}
/* LOGO WITH PROFILE PHOTO */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 600;
  color: #222;
}

.logo img {
  width: 36px;
  height: 36px;
  border-radius: 50%;     /* circular */
  object-fit: cover;
  border: 2px solid #e0e0e0;
}
.skill-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin: 0 auto 14px;
}
/* LEARNING BLOCK */
.learning-block {
  max-width: 900px;
  margin: 60px auto 0;
  padding: 30px;
  background: #ffffff;
  border: 1px dashed #ccc;
  border-radius: 12px;
}

.learning-title {
  font-size: 20px;
  margin-bottom: 15px;
  color: #222;
}

.learning-list {
  padding-left: 20px;
}

.learning-list li {
  font-size: 14px;
  margin-bottom: 10px;
  color: #444;
}


/* ===============================
   GLOBAL MOBILE FIX
================================ */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  overflow-x: hidden;
}

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

/* ===============================
   SECTION PADDING (MOBILE)
================================ */
@media (max-width: 768px) {
  .section {
    padding: 50px 16px;
  }
}

/* ===============================
   TYPOGRAPHY MOBILE
================================ */
@media (max-width: 768px) {
  h1 { font-size: 28px; }
  h2 { font-size: 24px; }
  h3 { font-size: 18px; }
  p  { font-size: 14px; }
}

/* =========================
   NAVBAR FINAL (CLEAN & WORKING)
========================= */

.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;

  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);

  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
}


.nav-container {
  max-width: 1100px;
  margin: auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* LEFT LOGO */
.nav-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
}

.nav-name {
  font-size: 18px;
  font-weight: 600;
  white-space: nowrap;
}

/* MENU DESKTOP */
.nav-menu {
  list-style: none;
  display: flex;
  gap: 22px;
}

.nav-link {
  text-decoration: none;
  color: #222;
  font-weight: 500;
}

.nav-btn {
  padding: 6px 14px;
  border-radius: 20px;
  background: #222;
  color: #fff !important;
}

/* HAMBURGER */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.hamburger span {
  width: 26px;
  height: 3px;
  background: #222;
  border-radius: 4px;
}

/* =========================
   MOBILE NAVBAR
   ========================= */

   @media (max-width: 768px) {
  /* SLIDE DOWN ANIMATION (MOBILE ONLY) */
  .nav-menu {
    transform: translateY(-12px);
    opacity: 0;
    transition: all 0.35s ease;
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
  }

  .hamburger {
    display: flex;
  }

  .nav-menu {
    position: absolute;
    top: 64px;
    left: 0;
    width: 100%;
    background: #ffffff;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 20px 0;
    display: none;
    box-shadow: 0 10px 30px rgba(0,0,0,0.12);
  }

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

  .nav-name {
    display: none;
  }
}




/* =========================
   HAMBURGER TO X ANIMATION
========================= */
.hamburger span {
  transition: all 0.3s ease;
}

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

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

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

/* ===============================
   HERO MOBILE TEXT FIX
================================ */
@media (max-width: 600px) {

  .hero-title {
    font-size: 20px;
    font-weight: 600;
    line-height: 1.6;
    margin-top: 10px;
    margin-bottom: 6px;
  }

  .hero-tagline {
    font-size: 14px;
    color: #555;
    line-height: 1.5;
    margin-bottom: 20px;
  }

  .hero-sub {
    font-size: 13px;
    line-height: 1.6;
    color: #666;
    margin-bottom: 20px;
    padding: 0 10px;
  }
}

.hero-buttons {
  margin-top: 26px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.btn {
  padding: 10px 18px;
  font-size: 14px;
  border-radius: 22px;
  text-decoration: none;
  transition: all 0.3s ease;
  font-weight: 500;
}

/* Primary */
.btn.primary {
  background: #c0d1d8;
  color: #271cbf;
}

.btn.primary:hover {
  background: #1e40af;
}

/* Secondary */
.btn.secondary {
  background: #6c96c3;
  color: #332cafe5;
}

.btn.secondary:hover {
  background: #000;
}

/* Outline */
.btn.outline {
  border: 1px solid #5388d8;
  background: #dae5f0;
  color: #2a66b9;
} 

.btn.outline:hover {
  background: #222;
  color: #fff;
}

/* =======================
   ACHIEVEMENTS SECTION
======================= */
.activities-section {
  padding: 60px 0;
  background: #f7f9fc;
}

.activities-section h2 {
  text-align: center;
  font-size: 32px;
  margin-bottom: 30px;
}

.slider-container {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.slider-track {
  display: flex;
  gap: 25px;
  width: max-content;
  animation: autoScroll 30s linear infinite;
}

.activity-card {
  min-width: 280px;
  background: white;
  border-radius: 15px;
  padding: 15px;
  box-shadow: 0 10px 20px rgba(0,0,0,0.1);
  text-align: center;
}

.activity-card img {
  width: 100%;
  height: 170px;
  object-fit: cover;
  border-radius: 10px;
}

.activity-card h3 {
  margin: 12px 0 5px;
}

.activity-card p {
  font-size: 14px;
  color: #555;
}

.nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: black;
  color: white;
  border: none;
  padding: 12px 18px;
  border-radius: 50%;
  font-size: 24px;
  cursor: pointer;
  z-index: 10;
}

.nav-btn.left {
  left: 10px;
}

.nav-btn.right {
  right: 10px;
}

/* Continuous Auto Scroll */
@keyframes autoScroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

.contact-btn{
  background:#000;
  color:#fff;
  padding:10px 22px;
  border-radius:30px;
  text-decoration:none;
  font-weight:600;
  transition:0.3s;
}
.contact-btn:hover{
  background:#1f4fff;
}

/* Desktop */
.desktop-contact{
  display:block;
}
.mobile-contact{
  display:none;
}

/* Mobile */
@media(max-width:768px){
  .desktop-contact{
    display:none;
  }
  .mobile-contact{
    display:block;
    margin-top:20px;
    text-align:center;
  }
  .mobile-contact .contact-btn{
    display:block;
    width:100%;
  }
}