/* ================= BASE ================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Poppins", sans-serif;
}

:root {
  /* Base Colors */
  --clr-dark-a0: #000000;
  --clr-light-a0: #ffffff;
  --clr-light-a50: #b2e1f8; /* Tambahan untuk placeholder */

  /* Primary Colors (Biru) */
  --clr-primary-a0: #09bbef;
  --clr-primary-a10: #4bc3f1;
  --clr-primary-a20: #6ccaf3;
  --clr-primary-a30: #86d2f5;
  --clr-primary-a40: #9dd9f6;
  --clr-primary-a50: #b2e1f8;

  /* Surface Colors (Abu-abu Gelap) */
  --clr-surface-a0: #121212;
  --clr-surface-a10: #282828;
  --clr-surface-a20: #3f3f3f;
  --clr-surface-a30: #575757;
  --clr-surface-a40: #717171;
  --clr-surface-a50: #8b8b8b;

  /* Surface Tonal Colors (Hijau Kebiruan) */
  --clr-surface-tonal-a0: #192124;
  --clr-surface-tonal-a10: #2e3638;
  --clr-surface-tonal-a20: #454c4e;
  --clr-surface-tonal-a30: #5d6365;
  --clr-surface-tonal-a40: #767b7d;
  --clr-surface-tonal-a50: #8f9495;

  /* Status Colors */
  --clr-success-a0: #22946e;
  --clr-success-a10: #2fb589;
  --clr-success-a20: #41d2a1;

  --clr-warning-a0: #a87a2a;
  --clr-warning-a10: #c99c4b;
  --clr-warning-a20: #e8bd71;

  --clr-danger-a0: #9c2121;
  --clr-danger-a10: #b53838;
  --clr-danger-a20: #ce4c4c;

  --clr-info-a0: #21498a;
  --clr-info-a10: #3864a6;
  --clr-info-a20: #4a80cc;
}

/* ================= BODY ================= */
body {
  padding: 20px 50px;
  background: linear-gradient(
    135deg,
    var(--clr-surface-a0) 60%,
    var(--clr-surface-a10) 100%
  );
  color: var(--clr-light-a0);
  min-height: 100vh;
}

/* ================= HEADER ================= */
header {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  position: fixed;
  width: 100%;
  top: 0;
  left: 0;
  z-index: 1000;
  padding: 10px 50px;
  background: rgba(18, 18, 18, 0.95);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.18);
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
  transition: background 0.3s, box-shadow 0.3s;
}

header.scrolled {
  background-color: var(--clr-surface-a10);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  transition: background-color 0.3s, box-shadow 0.3s;
}

.logo {
  width: 30px;
  height: 30px;
  border-radius: 50%;
}
.logo:hover {
  transform: scale(1.1);
  transition: 0.3s;
}

.nav-links {
  display: flex;
  gap: 20px;
  align-items: center;
}
li {
  list-style: none;
}
a {
  text-decoration: none;
  color: var(--clr-light-a0);
  font-weight: 500;
}
a:hover {
  color: var(--clr-primary-a20);
  transition: 0.3s;
}

.nav-links a.active {
  color: var(--clr-primary-a0);
  font-weight: 600;
  position: relative;
}

.nav-links a.active::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--clr-primary-a0);
  border-radius: 1px;
}

/* ================= HOME SECTION ================= */
.home {
  text-align: center;
  width: 100%;
  height: 100vh;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  gap: 20px;
}

.profile-pic {
  width: 300px;
  height: 300px;
  border-radius: 50%;
  object-fit: cover;
}
.profile-pic img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  transition: opacity 0.3s ease;
}

.profile-pic img[src] {
  opacity: 1;
}

.profile-pic img:not([src]) {
  opacity: 0;
}

.intro h1 {
  font-size: 2.5em;
  margin-bottom: 10px;
  border-bottom: 2px solid var(--clr-surface-tonal-a0);
}
.intro h2 {
  font-size: 1.5em;
  margin-bottom: 20px;
}

/* Home on-load animation */
body.home-onload-start .home .home-onload-target {
  opacity: 0;
  transform: translateY(12px) scale(0.98);
}

.home .home-onload-target {
  transition: opacity 600ms ease, transform 600ms ease;
}

/* ================= ABOUT SECTION ================= */
.about {
  width: 80%;
  text-align: center;
  margin: 100px auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: center;
  justify-content: center;
}

.summary {
  width: 100%;
  height: auto;
  padding-bottom: 20px;
}
.summary h2 {
  margin-bottom: 10px;
}
.summary p {
  line-height: 1.6;
  text-align: justify;
}

.skillset {
  width: 100%;
  height: auto;
  text-align: left;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  padding-bottom: 50px;
}

.core-competencies {
  width: 100%;
}

.hard-skills {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.skills-fieldset {
  border: 2px solid var(--clr-surface-a20);
  background-color: var(--clr-surface-a10);
  border-radius: 10px;
  padding: 20px;
  width: 100%;
}

.skills-fieldset legend {
  padding: 0 10px;
  font-weight: 600;
  color: var(--clr-primary-a0);
}

.skills-list {
  width: 100%;
  background-color: var(--clr-surface-a10);
  border-radius: 10px;
  padding: 20px;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 10px;
}

.skills-list li {
  margin-bottom: 5px;
  background-color: var(--clr-surface-tonal-a20);
  color: var(--clr-light-a0);
  padding: 5px 10px;
  border: 1px solid var(--clr-info-a20);
  border-radius: 5px;
  font-size: 0.9em;
  margin-right: 5px;
  list-style: none;
  font-weight: 500;
}

.languages img,
.frontend img,
.backend img,
.database img,
.platforms img {
  border-radius: 5px;
  height: 30px;
}

/* ================= EXPERIENCE SECTION ================= */
.experiences-educations {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-top: 2rem;
  justify-content: space-between;
  background: var(--clr-surface-a10);
  border-radius: 12px;
  padding: 2rem 1.5rem;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.18);
}

.experiences,
.educations {
  flex: 1 1 320px;
  min-width: 280px;
}

.experience-container,
.education-container {
  border: 1px solid var(--clr-surface-a30);
  border-radius: 8px;
  margin-bottom: 0.5rem;
  background: var(--clr-surface-a20);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  transition: box-shadow 0.2s, background 0.2s;
}

.experience-header,
.education-header {
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  padding: 1rem 1.2rem;
  background: var(--clr-surface-a30);
  color: var(--clr-light-a0);
  font-weight: 600;
  transition: background 0.2s;
}

.experience-header:hover,
.education-header:hover {
  background: var(--clr-primary-a10);
  color: var(--clr-dark-a0);
}

.experiences h3,
.educations h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.expand-icon {
  font-size: 0.8rem;
  transition: transform 0.2s;
}

.experience-container.active .expand-icon,
.education-container.active .expand-icon {
  transform: rotate(180deg);
}

.experience-content,
.education-content {
  display: none;
  padding: 0 1.2rem 1rem 1.2rem;
  font-weight: 300;
  font-size: 1rem;
  background: var(--clr-surface-a20);
  text-align: left;
}

.experience-container.active .experience-content,
.education-container.active .education-content {
  display: block;
}

.experience-content p,
.education-content p {
  margin-bottom: 0.5rem;
  font-weight: 400;
  text-align: left;
  color: var(--clr-light-a0);
  margin-top: 10px;
}

.experience-content ul,
.education-content ul {
  padding-left: 20px;
  margin-top: 0.5rem;
  margin-bottom: 0.5rem;
  text-align: left;
}

.experience-content ul li,
.education-content ul li {
  text-align: left;
  list-style-type: disc;
  margin-bottom: 0.3rem;
}

.education-content .credential {
  background-color: var(--clr-primary-a10);
  color: var(--clr-dark-a0);
  padding: 8px 12px;
  border-radius: 10px;
  margin-top: 15px;
  display: inline-block;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.education-content .credential:hover {
  background-color: var(--clr-primary-a0);
  color: var(--clr-light-a0);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(9, 187, 239, 0.3);
  border-color: var(--clr-primary-a20);
}

@media (max-width: 900px) {
  .experiences-educations {
    flex-direction: column;
    gap: 1rem;
    padding: 1.2rem 0.5rem;
  }
}

/* ================= GITHUB STATS SECTION ================= */
.github-stats {
  width: 100%;
  margin: 60px auto;
  text-align: center;
}

.stats-row {
  display: grid;
  gap: 2rem;
  margin-bottom: 2rem;
  padding: 0 1rem;
}

/* First Row: 3 equal columns for main stats */
.stats-row-main {
  grid-template-columns: repeat(3, 1fr);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

/* Second Row: 2 equal columns for wide cards */
.stats-row-wide {
  grid-template-columns: repeat(2, 1fr);
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

.stats-card {
  background: var(--clr-surface-a10);
  border-radius: 15px;
  padding: 1.5rem;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  border: 1px solid var(--clr-surface-a20);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stats-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(9, 187, 239, 0.15);
}

.stats-card img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  transition: transform 0.3s ease;
}

.stats-card:hover img {
  transform: scale(1.02);
}

.stats-card-wide {
  min-height: 200px;
}

/* Loading state for stats cards */
.stats-card {
  position: relative;
}

.stats-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(9, 187, 239, 0.1),
    transparent
  );
  transform: translateX(-100%);
  animation: loading-shimmer 2s infinite;
  z-index: 1;
  opacity: var(--loading-complete, 1);
  transition: opacity 0.3s ease;
}

@keyframes loading-shimmer {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

.stats-card img {
  position: relative;
  z-index: 2;
}

/* Hide loading animation when image is loaded */
.stats-card img[src] {
  animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* Responsive adjustments for GitHub stats */

/* Large tablets and small desktops */
@media (max-width: 1024px) {
  .stats-row-main {
    grid-template-columns: repeat(2, 1fr);
    max-width: 800px;
  }

  .stats-row-wide {
    grid-template-columns: 1fr;
    max-width: 600px;
  }
}

/* Tablets */
@media (max-width: 768px) {
  .stats-row {
    gap: 1.5rem;
    padding: 0 0.5rem;
  }

  .stats-row-main {
    grid-template-columns: 1fr;
    max-width: 500px;
  }

  .stats-row-wide {
    grid-template-columns: 1fr;
    max-width: 500px;
  }

  .stats-card {
    padding: 1rem;
  }
}

/* Mobile phones */
@media (max-width: 480px) {
  .github-stats {
    margin: 40px auto;
  }

  .stats-row {
    gap: 1rem;
    padding: 0 0.25rem;
  }

  .stats-row-main,
  .stats-row-wide {
    max-width: 100%;
  }

  .stats-card {
    padding: 0.8rem;
  }

  .stats-card-wide {
    min-height: 150px;
  }
}

/* Extra small devices */
@media (max-width: 360px) {
  .stats-card {
    padding: 0.6rem;
  }

  .stats-card-wide {
    min-height: 120px;
  }
}

/* ================= SECTION DIVIDERS ================= */
.section-divider {
  width: 100%;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--clr-primary-a0),
    var(--clr-primary-a20),
    var(--clr-primary-a0),
    transparent
  );
  margin: 80px 0;
  position: relative;
  overflow: hidden;
}

.section-divider::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.1),
    transparent
  );
  animation: divider-shimmer 3s infinite;
}

@keyframes divider-shimmer {
  0% {
    left: -100%;
  }
  100% {
    left: 100%;
  }
}

.section-divider::after {
  content: "◆";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--clr-surface-a0);
  color: var(--clr-primary-a0);
  padding: 0 15px;
  font-size: 1.2rem;
  animation: divider-pulse 2s infinite;
}

@keyframes divider-pulse {
  0%,
  100% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.8;
  }
  50% {
    transform: translate(-50%, -50%) scale(1.1);
    opacity: 1;
  }
}

/* ================= PROJECT SECTION ================= */
.project {
  width: 80%;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin: 100px auto;
  padding: 0 20px;
}

.project .section-title {
  grid-column: 1 / -1;
  margin-bottom: 3rem;
}

.card {
  background: var(--clr-surface-a20);
  border: 1px solid var(--clr-surface-a30);
  color: var(--clr-light-a0);
  padding: 25px;
  border-radius: 15px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(9, 187, 239, 0.05),
    rgba(9, 187, 239, 0.1)
  );
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 1;
}

.card:hover::before {
  opacity: 1;
}

.card > * {
  position: relative;
  z-index: 2;
}

.card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 12px;
  transition: transform 0.4s ease;
  margin-bottom: 20px;
}

.card:hover {
  transform: translateY(-12px) scale(1.02);
  box-shadow: 0 20px 40px rgba(9, 187, 239, 0.15);
  border-color: var(--clr-primary-a20);
}

.card:hover img {
  transform: scale(1.05);
}
.card h3 {
  margin: 15px 0 10px 0;
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--clr-primary-a0);
  transition: color 0.3s ease;
}

.card:hover h3 {
  color: var(--clr-primary-a20);
}

.card p {
  margin: 12px 0;
  line-height: 1.6;
  color: var(--clr-light-a50);
}

.card p:first-of-type {
  color: var(--clr-light-a0);
  font-weight: 500;
}

.card p:last-of-type,
.card .tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.card p span,
.card .tech-stack span {
  background: linear-gradient(
    135deg,
    var(--clr-surface-tonal-a20),
    var(--clr-surface-tonal-a30)
  );
  color: var(--clr-light-a0);
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 0.85em;
  font-weight: 500;
  border: 1px solid var(--clr-primary-a20);
  transition: all 0.3s ease;
}

.card:hover p span,
.card:hover .tech-stack span {
  background: linear-gradient(
    135deg,
    var(--clr-primary-a10),
    var(--clr-primary-a20)
  );
  color: var(--clr-dark-a0);
  transform: translateY(-2px);
}

.card .link {
  margin-top: 25px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.card .link a {
  text-decoration: none;
  color: var(--clr-light-a0);
  background: linear-gradient(
    135deg,
    var(--clr-primary-a0),
    var(--clr-primary-a20)
  );
  padding: 10px 16px;
  border-radius: 25px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.card .link a::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.5s ease;
}

.card .link a:hover::before {
  left: 100%;
}

.card .link a:hover {
  background: linear-gradient(
    135deg,
    var(--clr-primary-a20),
    var(--clr-primary-a40)
  );
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(9, 187, 239, 0.3);
}

.card .link a:active {
  transform: translateY(-1px);
}

/* ================= CONTACT SECTION ================= */

.contact {
  width: 75%;
  margin: 100px auto;
  text-align: center;
}

.contact-container {
  display: flex;
  flex-wrap: wrap;
  gap: 3rem;
  justify-content: space-between;
  align-items: flex-start;
}

.contact-info,
.message {
  flex: 1 1 300px;
  min-width: 280px;
}

.contact-info h2,
.message h2 {
  margin-bottom: 10px;
  font-size: 1.2rem;
  color: var(--clr-light-a0);
}

.contact-description {
  margin-bottom: 2rem;
  color: var(--clr-light-a50);
  font-size: 1.1rem;
  line-height: 1.6;
}

.social-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.social-link {
  display: block;
  transition: transform 0.3s ease, filter 0.3s ease;
  text-decoration: none;
}

.social-link:hover {
  transform: translateY(-5px);
  filter: brightness(1.2);
}

.social-link img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  transition: box-shadow 0.3s ease;
}

.social-link:hover img {
  box-shadow: 0 8px 20px rgba(9, 187, 239, 0.3);
}

.contact-form {
  background-color: var(--clr-surface-a10);
  padding: 2rem;
  border-radius: 15px;
  border: 1px solid var(--clr-surface-a20);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.contact-form .form-group {
  margin-bottom: 1.5rem;
  text-align: left;
}

.contact-form label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--clr-primary-a0);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.75rem;
  border-radius: 8px;
  border: 2px solid var(--clr-surface-a20);
  background: var(--clr-surface-a0);
  color: var(--clr-light-a0);
  font-size: 1rem;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--clr-primary-a0);
  box-shadow: 0 0 0 3px rgba(9, 187, 239, 0.1);
}

.contact-form .submit-btn {
  background: linear-gradient(
    135deg,
    var(--clr-primary-a0),
    var(--clr-primary-a20)
  );
  color: var(--clr-light-a0);
  border: none;
  padding: 1rem 2rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  width: 100%;
  margin-top: 1rem;
}

.contact-form .submit-btn:hover {
  background: linear-gradient(
    135deg,
    var(--clr-primary-a20),
    var(--clr-primary-a40)
  );
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(9, 187, 239, 0.3);
}

.contact-form .submit-btn:active {
  transform: translateY(0);
}

.contact-form .submit-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.contact-form .submit-btn:disabled:hover {
  background: linear-gradient(
    135deg,
    var(--clr-primary-a0),
    var(--clr-primary-a20)
  );
  transform: none;
  box-shadow: none;
}

.btn-loading {
  display: none;
}

@media (max-width: 800px) {
  .contact-container {
    flex-direction: column;
    gap: 2rem;
  }

  .social-links {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ================= SCROLL REVEAL ================= */

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 600ms ease, transform 600ms ease;
  will-change: opacity, transform;
}

.reveal.reveal-active {
  opacity: 1;
  transform: none;
}

.fade-up {
  transform: translateY(20px);
}

.fade-down {
  transform: translateY(-20px);
}

.fade-left {
  transform: translateX(-24px);
}

.fade-right {
  transform: translateX(24px);
}

.zoom-in {
  transform: scale(0.96);
}

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal.reveal-active,
  .fade-up,
  .fade-down,
  .fade-left,
  .fade-right,
  .zoom-in {
    transition: none !important;
    transform: none !important;
    opacity: 1 !important;
  }
}

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

.footer {
  width: 100%;
}

.footer-bottom {
  background: var(--clr-surface-a20);
  color: var(--clr-light-a50);
  border-top: 1px solid var(--clr-surface-a30);
  padding: 1.5rem 0;
  text-align: center;
  border-top: 1px solid var(--clr-surface-a20);
  width: 100%;
}

@media (max-width: 768px) {
  .footer {
    padding: 30px 20px 15px;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .footer-social {
    justify-content: center;
  }
}

/* ================= UTILITY CLASSES ================= */
.section-title {
  font-size: 2rem;
  margin-bottom: 1.5rem;
  color: var(--clr-primary-a0);
  text-align: center;
  position: relative;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(
    90deg,
    var(--clr-primary-a0),
    var(--clr-primary-a20)
  );
  border-radius: 2px;
}

/* ================= END ================= */
/* ================= RESPONSIVE ENHANCEMENTS ================= */

/* Large tablets / small desktops */
@media (max-width: 1024px) {
  body {
    padding: 20px 30px;
  }

  header {
    padding: 10px 30px;
  }

  .about {
    width: 88%;
  }

  .contact {
    width: 85%;
  }
}

/* Tablets */
@media (max-width: 768px) {
  body {
    padding: 16px 20px;
  }

  header {
    padding: 10px 20px;
  }

  .nav-links {
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .home {
    flex-direction: column;
    height: auto;
    padding-top: 80px; /* space under fixed header */
    text-align: center;
  }

  .profile-pic {
    width: 200px;
    height: 200px;
  }

  .intro h1 {
    font-size: 2rem;
  }

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

  .about {
    width: 92%;
    margin: 80px auto 50px;
  }

  .project {
    gap: 16px;
  }

  .contact {
    width: 92%;
    margin: 80px auto 50px;
  }
}

/* Mobile phones */
@media (max-width: 480px) {
  body {
    padding: 12px 14px;
  }

  header {
    padding: 8px 14px;
  }

  .logo {
    width: 26px;
    height: 26px;
  }

  a {
    font-size: 0.95rem;
  }

  .home {
    gap: 14px;
    padding-top: 72px;
  }

  .profile-pic {
    width: 160px;
    height: 160px;
  }

  .intro h1 {
    font-size: 1.6rem;
  }

  .intro h2 {
    font-size: 1rem;
    margin-bottom: 12px;
  }

  .skills-list {
    gap: 8px;
  }

  .card {
    padding: 16px;
  }

  .card .link a {
    display: inline-block;
    margin-bottom: 8px;
  }

  .contact-form {
    padding: 1.2rem;
  }
}