html {
  scroll-behavior: smooth;
}

/* ===============================
   🌌 GLOBAL THEME
================================ */
body.data-theme {
  margin: 0;
  font-family: "Inter", "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, #0b1f2a, #08131c 60%);
  color: #e6f1ff;
  line-height: 1.6;
}
body.data-theme::after {
  content: "";
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    to bottom,
    rgba(255,255,255,0.03),
    rgba(255,255,255,0.03) 1px,
    transparent 1px,
    transparent 3px
  );
  pointer-events: none;
  opacity: 0.15;
}

/* ===============================
   🔷 HEADER
================================ */
.neon-divider {
  width: 100%;
  height: 1px;
  margin: 50px 0;
  background: linear-gradient(
    to right,
    transparent,
    #00e5ff,
    transparent
  );
  box-shadow: 0 0 12px rgba(0, 229, 255, 0.6);
}

.profile-header {
  text-align: center;
  padding: 80px 20px 60px;
}

.profile-img-wrapper {
  margin-bottom: 22px;
}

.profile-img {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid #00e5ff;
  box-shadow: 0 0 25px rgba(0, 229, 255, 0.4);
}

.role-badge {
  display: inline-block;
  background: linear-gradient(135deg, #00e5ff, #6ae3ff);
  color: #001018;
  padding: 6px 16px;
  border-radius: 999px;
  margin: 12px 0;
  font-weight: 600;
  font-size: 0.9rem;
}

.cta-btn {
  display: inline-block;
  margin-top: 18px;
  padding: 10px 22px;
  background: linear-gradient(135deg, #00e5ff, #6ae3ff);
  color: #001018;
  text-decoration: none;
  border-radius: 10px;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0, 229, 255, 0.35);
}

/* ===============================
   📦 SECTIONS
================================ */
section {
  max-width: 1050px;
  margin: 60px auto;
  padding: 0 24px;
}

h2 {
  font-size: 1.6rem;
  margin-bottom: 20px;
  border-left: 4px solid #00e5ff;
  padding-left: 14px;
  color: #d9f7ff;
}

/* ===============================
   🧠 SKILLS
================================ */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 16px;
  margin-top: 25px;
}

.skills-grid span {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  padding: 14px;
  text-align: center;
  border-radius: 12px;
  font-weight: 500;
  transition: transform 0.2s ease;
}

.skills-grid span:hover {
  transform: translateY(-3px);
}

/* ===============================
   📊 PROJECT CARDS
================================ */
.project-card {
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(14px);
  padding: 34px;
  border-radius: 18px;
  margin: 50px 0;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.45);
}

.project-title {
  font-size: 1.9rem;
  margin-bottom: 12px;
  color: #ffd369;
}

.project-description {
  font-size: 1.02rem;
  margin-bottom: 22px;
  opacity: 0.95;
}

.logic-list,
.contribution-list {
  padding-left: 20px;
  margin-bottom: 22px;
}

.logic-list li,
.contribution-list li {
  margin-bottom: 8px;
}

/* ===============================
   🖼️ PROJECT IMAGES
================================ */
.project-image img {
  width: 100%;
  max-width: 760px;
  border-radius: 14px;
  margin-top: 14px;
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.45);
}

/* ===============================
   🧩 IMAGE GALLERY
================================ */
.image-gallery {
  display: flex;
  gap: 28px;
  justify-content: center;
  align-items: flex-start;
  flex-wrap: wrap;
  margin: 35px 0;
}

.image-gallery img {
  width: 100%;
  max-width: 340px;
  border-radius: 14px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.45);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.image-gallery img:hover {
  transform: scale(1.06) rotate(0.4deg);
  box-shadow: 0 20px 60px rgba(0,229,255,0.45);
}

/* ===============================
   📊 DATA CLASSIFICATION CARDS
================================ */
.data-cards {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  margin: 30px 0;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.data-card {
  padding: 18px 26px;
  border-radius: 14px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-align: center;
  min-width: 200px;
  backdrop-filter: blur(10px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}

.data-card.fair {
  background: rgba(0, 200, 83, 0.15);
  color: #00e676;
}

.data-card.unfair {
  background: rgba(255, 193, 7, 0.15);
  color: #ffd54f;
}

.data-card.high {
  background: rgba(244, 67, 54, 0.15);
  color: #ff6f61;
}
.data-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 0 25px rgba(0, 229, 255, 0.45);
}
/* ===============================
   📝 CAPTIONS
================================ */
.image-caption {
  text-align: center;
  font-size: 0.9rem;
  color: #b9d6e3;
  margin-top: 14px;
  line-height: 1.6;
  opacity: 0.85;
}

/* ===============================
   🏷️ SKILL TAGS
================================ */
.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skill-tags span {
  background: linear-gradient(135deg, #ffd369, #ffe7a3);
  color: #1a1a1a;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
}
.skills-grid span {
  position: relative;
  overflow: hidden;
}

.skills-grid span::after {
  content: "";
  position: absolute;
  top: 0;
  left: -120%;
  width: 120%;
  height: 100%;
  background: linear-gradient(
    120deg,
    transparent,
    rgba(0,229,255,0.4),
    transparent
  );
  transition: left 0.6s ease;
}

.skills-grid span:hover::after {
  left: 120%;
}

/* ===============================
   📄 RESUME PDF
================================ */
.profile-resume iframe {
  width: 100%;
  height: 620px;
  border-radius: 16px;
  border: none;
  margin-top: 25px;
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.5);
}

/* ===============================
   🔁 PROFILE SWITCH
================================ */
.profile-switch {
  text-align: center;
  margin-top: 40px;
}

.switch-grid {
  display: flex;
  justify-content: center;
  gap: 22px;
  flex-wrap: wrap;
}

.switch-grid a {
  padding: 14px 24px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  border-radius: 14px;
  color: #00e5ff;
  text-decoration: none;
  font-weight: 600;
  transition: transform 0.2s ease;
}

.switch-grid a:hover {
  transform: translateY(-3px);
}

/* ===============================
   📱 RESPONSIVE
================================ */
@media (max-width: 768px) {
  .profile-img {
    width: 115px;
    height: 115px;
  }

  .project-card {
    padding: 24px;
  }

  .profile-resume iframe {
    height: 480px;
  }
}
/* ===============================
   ✨ SCROLL REVEAL
================================ */
.reveal {
  opacity: 0;
  transform: translateY(60px) scale(0.96);
  filter: blur(6px);
  transition: 
    opacity 0.9s ease,
    transform 0.9s cubic-bezier(0.22, 1, 0.36, 1),
    filter 0.9s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: blur(0);
}
.project-card {
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 18px;
  background: linear-gradient(120deg, transparent, #00e5ff, transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.project-card:hover {
  transform: translateY(-8px) scale(1.01);
  box-shadow: 0 30px 80px rgba(0, 229, 255, 0.35);
}

.project-card:hover::before {
  opacity: 0.35;
}