header {
  padding-bottom: 10%;
}
.hidden {
  display: none !important;
}

/* == CONTAINERS == */
.profile-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 15px;
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  border-radius: 10px;
}

.menu-container {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 15px;
  margin-bottom: 20px;
}

.content-container {
  padding: 20px;
  border-radius: 8px;
  width: 100%;
}

/* == TEXT STYLES == */
.profile-container h2 {
  font-size: 2em;
  margin-bottom: 10px;
  color: var(--peachy);
}

.content-item {
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;

  /* tab switching animations */
  opacity: 1;
  transform: translateY(0);
  transition:
    opacity 260ms ease,
    transform 260ms ease;
}

.content-item.is-entering {
  display: block;
  opacity: 0;
  transform: translateY(10px);
}

.content-item.is-active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

.content-item.is-leaving {
  display: block;
  opacity: 0;
  transform: translateY(10px);
}

.content-item h3 {
  margin: 0;
  padding-bottom: 0.6rem;
  font-weight: 800;
  text-align: center;
  letter-spacing: 0.4px;
  color: white;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.content-item p {
  margin: 0;
  max-width: 68ch;
  font-size: 0.92rem;
  line-height: 1.75;
  margin-bottom: 20px;
  font-weight: 500;
  opacity: 0.85;
  color: white;
}

.content-item .edu-list {
  margin-top: 0.25rem;
}

/* == BUTTON STYLES == */
.menu-container button {
  background-color: var(--peachy);
  color: white;
  border: none;
  font-weight: 800;
  font-family: 'Rubik', sans-serif;
  padding: 14px 22px;
  border-radius: 16px;
  cursor: pointer;
  font-weight: 600;
  letter-spacing: 0.2px;
  transition:
    background-color 0.3s ease,
    transform 0.2s ease,
    box-shadow 0.2s ease;
}
.menu-container button:hover {
  background-color: var(--peachy-blue);
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}
.menu-container button.is-active {
  transform: translateY(-1px);
  background-color: var(--peachy-blue);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
}

/* == LIST STYLES == */
.edu-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 3rem;
  justify-items: center; /* keeps pills centered in their grid cell */
}

.edu-item {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.35rem;

  padding: 2rem;
  width: 100%;
  max-width: 360px;
  min-width: 0;
  box-sizing: border-box;

  text-align: center;
  color: whitesmoke;
  border-radius: 999px;

  animation: floatCircle 6s linear infinite;
  will-change: transform;
  position: relative;
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease;
}

.edu-school {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.2px;
  color: whitesmoke;
}

.edu-degree,
.edu-dates {
  font-size: 0.82rem;
  font-weight: 500;
  line-height: 1.35;
}

.edu-degree {
  opacity: 0.92;
}

.edu-dates {
  opacity: 0.92;
}

.edu-item:nth-child(1) {
  animation-delay: 0s;
  background: var(--forest-green);
}

.edu-item:nth-child(2) {
  animation-delay: -4s;
  background: var(--peachy-blue);
}

.cert-list {
  list-style: none;
  padding: 0;
  margin: 1.2rem 0 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1.4rem;
}

.cert-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.7rem;

  padding: 1.2rem 1rem;
  border-radius: 16px;

  background: rgba(11, 184, 103, 0.123);
  border: 1px solid rgba(11, 184, 103, 0.15);
  backdrop-filter: blur(6px);

  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
  transition: all 0.3s ease;
}
.cert-item:hover {
  background-color: #5cbe98;
}

.cert-item img {
  max-width: 100%;
  max-height: 125px;
  object-fit: contain;
  filter: drop-shadow(0 6px 10px rgba(11, 184, 103, 0.25));
  transition: transform 0.35s ease;
}

.cert-date {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.cert-item:hover {
  transform: translateY(-6px) scale(1.03);
}

.cert-item:hover img {
  transform: scale(1.08);
}

/* ===== EXPERIENCE ===== */
.exp-list {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  position: relative;

  /* Reserve space on the left for the dot/rail area */
  --gutter: 10px;
  --rail-x: 22px;

  padding-left: var(--gutter);
}
.exp-item {
  display: flex;
  gap: 1.2rem;
  margin-bottom: 2rem;
  position: relative;
}
.exp-dot {
  width: 12px;
  height: 12px;
  background: var(--primary-color);
  border-radius: 50%;
  flex-shrink: 0;

  box-shadow: 0 0 0 4px rgb(123, 219, 155);

  position: absolute;
  left: calc(var(--rail-x) - var(--gutter));
  top: 0.6rem;
  transform: translateX(-50%);

  animation: dot-breathing 2.5s ease-in-out infinite;
}
.exp-header {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  margin-bottom: 0.6rem;
}

.exp-title {
  font-weight: 800;
  font-size: 0.95rem;
}

.exp-company {
  font-size: 0.85rem;
  opacity: 0.8;
}

.exp-date {
  font-size: 0.75rem;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  opacity: 0.6;
}

.exp-bullets {
  list-style: none;
  padding-left: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.exp-bullets li {
  font-size: 0.9rem;
  text-transform: none;
  line-height: 1.5;
  opacity: 0.85;
  position: relative;
  padding-left: 1rem;
}

.exp-bullets li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--primary-color);
}

/* ===== Skills wall (Squared 3x3) ===== */
.skills-wall {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

/* Each square card */
.skills-card {
  border-radius: 18px;
  padding: 0.9rem 0.9rem 1rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  overflow: hidden;
}

.skills-card:nth-child(1) {
  background: rgb(91, 209, 154);
  border: 1px solid rgba(91, 209, 154, 0.425);
}

.skills-card:nth-child(2) {
  background: rgb(241, 196, 97);
  border: 1px solid rgba(241, 196, 97, 0.425);
}

.skills-card:nth-child(3) {
  background: rgb(157, 172, 238);
  border: 1px solid rgba(157, 172, 238, 0.425);
}

/* Header */
.skills-head {
  display: flex;
  flex-direction: column;
  text-align: center;
  gap: 0.15rem;
  margin-bottom: 0.7rem;
  font-family: 'Rubik', sans-serif;
}

.skills-title {
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.2px;
}

.skills-sub {
  font-size: 0.78rem;
  opacity: 0.7;
  text-transform: uppercase;
  letter-spacing: 0.35px;
}

/* Marquee viewport */
.skills-marquee {
  position: relative;
  width: 100%;
  overflow: hidden;

  -webkit-mask-image: linear-gradient(
    to right,
    transparent 0%,
    #000 10%,
    #000 90%,
    transparent 100%
  );

  mask-image: linear-gradient(
    to right,
    transparent 0%,
    #000 10%,
    #000 90%,
    transparent 100%
  );

  min-height: 44px;
}

/* Track that moves */
.skills-track {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  width: max-content;
  animation: skills-move var(--dur, 22s) linear infinite;
  will-change: transform;
}

/* Opposite direction */
.skills-reverse .skills-track {
  animation-name: skills-move-reverse;
}

/* Each skill pill */
.skill-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;

  padding: 0.45rem 0.65rem;
  border-radius: 999px;

  border: 1px solid #c99a5d;
  background: #ce9b5a;
  color: white;
  font-size: 0.78rem;
  font-weight: 600;
  white-space: nowrap;
  font-family: 'Rubik', sans-serif;
}

.skill-pill img {
  width: 20px;
  height: 20px;
  object-fit: contain;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

.skills-card:hover {
  transform: translateY(-5px);
  transition: 0.25s ease;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.1);
}

.skill-pill:hover {
  transform: translateY(-1px);
  transition: 0.2s ease;
}

/* == ANIMATIONS == */
@keyframes floatCircle {
  0% {
    transform: translate(0px, 0px);
  }
  25% {
    transform: translate(8px, -6px);
  }
  50% {
    transform: translate(0px, -8px);
  }
  75% {
    transform: translate(-8px, -6px);
  }
  100% {
    transform: translate(0px, 0px);
  }
}

@keyframes dot-breathing {
  0%,
  100% {
    box-shadow: 0 0 0 4px rgb(123, 219, 155);
  }
  50% {
    box-shadow: 0 0 0 5px rgb(238, 188, 130);
  }
}

@keyframes skills-move {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

@keyframes skills-move-reverse {
  0% {
    transform: translateX(-50%);
  }
  100% {
    transform: translateX(0);
  }
}

/* == RESPONSIVE DESIGN == */
@media (min-width: 768px) {
  header {
    padding-bottom: 7%;
  }
  .content-item p {
    font-size: 1.05rem;
  }
  .exp-title {
    font-size: 1.2rem;
  }
  .exp-company {
    font-size: 1.15rem;
  }
  .exp-date {
    font-size: 0.9rem;
  }
  .exp-bullets li {
    font-size: 1rem;
  }
  .profile-container {
    width: 100%;
    align-items: center;
    justify-content: center;
  }
  .skills-wall {
    grid-template-columns: repeat(1, minmax(0, 1fr));
  }
}
@media (min-width: 1024px) {
  header {
    padding-bottom: 5%;
  }
}
@media (min-width: 1440px) {
  header {
    padding-bottom: 3%;
  }
  .menu-container {
    gap: 20px;
  }
  .menu-container button {
    padding: 16px 26px;
    font-size: 0.9rem;
  }
}
@media (min-width: 901px) {
  .exp-list {
    --gutter: 55px;
  }
}

/* == ADDITIONAL RDS == */
@media (max-width: 900px) {
  .skills-wall {
    grid-template-columns: 1fr;
  }
  .skills-card {
    padding: 1rem;
  }
  .exp-list {
    --rail-x: 18px;
  }
  .exp-item {
    padding-left: calc(var(--rail-x) + 0.95rem);
  }
}

/* == ACCESSIBILITY == */
/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  .skills-track {
    animation: none;
  }
  .content-item {
    transition: none;
  }
}