:root {
  --color-bg: #fafafa;
  --color-text: #1a1a1a;
  --color-accent: #4f46e5;
  --color-accent-hover: #3730a3;
  --color-card: #ffffff;
  --color-muted: #555;

  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Open Sans', sans-serif;

  --transition: 0.3s ease-in-out;
}

/* =======================
   BASE STYLES
   ======================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  scroll-behavior: smooth;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--color-accent-hover);
}

/* =======================
   NAVIGATION
   ======================= */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #fff;
  padding: 18px 8%;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-logo {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--color-accent);
}

.nav-links a {
  margin-left: 25px;
  font-weight: 600;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  position: relative;
}

.nav-links a::after {
  content: "";
  position: absolute;
  width: 0%;
  height: 2px;
  background: var(--color-accent);
  bottom: -4px;
  left: 0;
  transition: var(--transition);
}

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

/* =======================
   HERO SECTION
   ======================= */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 100vh;
  padding: 0 10%;
  background: radial-gradient(circle at 80% 20%, rgba(79,70,229,0.06) 0%, transparent 25%),
              radial-gradient(circle at 10% 90%, rgba(255,200,0,0.06) 0%, transparent 25%),
              linear-gradient(135deg, #fbfbff, #f7f6fc 60%);
  overflow: hidden;
}

/* Floating blurred blobs */
.hero::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -100px;
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, rgba(79,70,229,0.18) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(60px);
  animation: float 6s ease-in-out infinite alternate;
  z-index: 0;
}

.hero::after {
  content: "";
  position: absolute;
  bottom: -100px;
  left: -120px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255,200,0,0.12) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(60px);
  animation: float 8s ease-in-out infinite alternate-reverse;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 820px;
  margin: 0 auto;
  padding: 0 1rem;
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: 3.6rem;
  line-height: 1.1;
  font-weight: 800;
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 0.4rem;
  letter-spacing: -0.5px;
}

.tagline {
  font-size: 1.6rem;
  font-weight: 600;
  color: #222;
  margin: 0.5rem 0 0.75rem;
}

.tagline::after {
  content: "";
  display: block;
  width: 72px;
  height: 5px;
  margin: 12px auto 0;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-hover));
  opacity: 0.18;
  border-radius: 6px;
}

.intro {
  font-size: 1.05rem;
  color: var(--color-muted);
  max-width: 640px;
  margin: 1rem auto 1.8rem;
  line-height: 1.75;
}

.role {
  font-weight: 700;
  color: var(--color-accent);
}

.cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 36px;
  background: var(--color-accent);
  color: #fff;
  font-weight: 700;
  border-radius: 999px;
  font-size: 1rem;
  box-shadow: 0 10px 30px rgba(79,70,229,0.12);
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.cta:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(79,70,229,0.16);
  background: var(--color-accent-hover);
}

.cta svg {
  width: 18px;
  height: 18px;
  stroke-width: 2.2;
}

/* Waving hand */
.wave {
  display: inline-block;
  transform-origin: 70% 70%;
  animation: wave 1.6s ease-in-out 1;
}

@keyframes wave {
  0% { transform: rotate(0deg); }
  10% { transform: rotate(14deg); }
  20% { transform: rotate(-8deg); }
  30% { transform: rotate(14deg); }
  40% { transform: rotate(-4deg); }
  50% { transform: rotate(10deg); }
  60%,100% { transform: rotate(0deg); }
}

/* Floating animation */
@keyframes float {
  from { transform: translateY(0px); }
  to { transform: translateY(20px); }
}

/* Fade-in on scroll */
.fade-in {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.9s cubic-bezier(.2,.9,.2,1),
              transform 0.9s cubic-bezier(.2,.9,.2,1);
}

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

/* =======================
   SECTION STYLING
   ======================= */
.section {
  padding: 80px 10%;
}

.section h2 {
  font-family: var(--font-heading);
  color: var(--color-accent);
  font-size: 2rem;
  text-align: center;
  margin-bottom: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  
}

/* =======================
   PROJECT CARDS
   ======================= */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.project-card {
  background: var(--color-card);
  border-radius: 12px;
  padding: 25px 20px;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.1);
  transition: var(--transition);
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(79, 70, 229, 0.15);
}

.project-card h3 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-size: 1.3rem;
  margin-bottom: 12px;
  color: var(--color-accent-hover);
}

.project-card p {
  font-size: 0.95rem;
  margin-bottom: 15px;
  color: #333;
}

.project-card a {
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.highlight {
  border-left: 4px solid var(--color-accent);
  padding-left: 16px;
}

/* =======================
   SOCIAL MEDIA IMAGES
   ======================= */
.social-img {
  width: 100%;
  border-radius: 10px;
  transition: var(--transition);
}

.social-img:hover {
  transform: scale(1.03);
  box-shadow: 0 6px 18px rgba(79, 70, 229, 0.1);
}

.more-link {
  text-align: center;
  color: var(--color-muted);
  margin-top: 15px;
}

/* =======================
   VIDEO WRAPPER
   ======================= */
.video-wrapper {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  border-radius: 12px;
  overflow: hidden;
  margin-top: 15px;
}

.video-wrapper iframe {
  position: absolute;
  width: 100%;
  height: 100%;
  border: 0;
}

/* =======================
   FOOTER
   ======================= */
footer {
  text-align: center;
  padding: 40px 10%;
  border-top: 1px solid #e0e0e0;
  font-size: 0.9rem;
  color: var(--color-muted);
}

footer a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 600;
}

/* =======================
   ICONS
   ======================= */
svg[data-lucide] {
  width: 18px;
  height: 18px;
  stroke-width: 2;
  vertical-align: middle;
}

h2 svg {
  stroke-width: 2.5;
}

/* =======================
   RESPONSIVE
   ======================= */
@media (max-width: 900px) {
  .hero h1 {
    font-size: 2.6rem;
  }
  .tagline {
    font-size: 1.25rem;
  }
  .intro {
    max-width: 92%;
    font-size: 1rem;
  }
  .cta {
    padding: 12px 28px;
  }
}

@media (max-width: 768px) {
  .nav {
    flex-direction: column;
    gap: 12px;
  }
  .section {
    padding: 60px 6%;
  }
}
.section, .fullscreen-section {
  position: relative;
}

@media (max-width: 480px) {
  .hero {
    padding: 4rem 6%;
    min-height: 72vh;
  }
  .hero h1 {
    font-size: 2.2rem;
  }
  .tagline {
    font-size: 1.06rem;
  }
  .tagline::after {
    width: 48px;
    height: 4px;
  }
}
/* Subcategory Title */
.category-title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--color-accent-hover);
  margin: 60px 0 25px;
  text-align: left;
  font-weight: 600;
}

/* Mini Card Grid */
.mini-rows {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.mini-row {
  border-radius: 12px;
  background: var(--color-card);
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.08);
  overflow: hidden;
  transition: box-shadow 0.3s ease;
}

.mini-row:hover {
  box-shadow: 0 10px 25px rgba(79, 70, 229, 0.15);
}

.mini-row .header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  cursor: pointer;
}

.mini-row .header h4 {
  font-size: 1.15rem;
  color: var(--color-accent);
  margin: 0;
}

.mini-row .header .toggle {
  font-size: 1.25rem;
  font-weight: bold;
  transition: transform 0.3s ease;
}

.mini-row .content {
  padding: 0 20px 16px 20px;
  display: none;
}

.mini-row.active .content {
  display: block;
}

.mini-row.active .header .toggle {
  transform: rotate(45deg);
}

.mini-row .content p {
  font-size: 0.95rem;
  color: var(--color-text);
  margin-bottom: 12px;
}

.mini-row .content a {
  font-size: 0.95rem;
  color: var(--color-accent-hover);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}


/* Full-page sections */
.fullscreen-section {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 10%;
  background: linear-gradient(135deg, #f9f9ff, #f3f3fb);
}

/* Optional: add subtle fade-in effect */
.fullscreen-section.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fullscreen-section.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  color: var(--color-muted);
  font-size: 0.9rem;
  animation: fadeBounce 2.5s infinite;
  opacity: 0.8;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.scroll-indicator svg {
  width: 20px;
  height: 20px;
  stroke-width: 2.5;
}

@keyframes fadeBounce {
  0%, 100% { transform: translate(-50%, 0); opacity: 0.7; }
  50% { transform: translate(-50%, 8px); opacity: 1; }
}
/* =======================
   VIDEO FEATURE SECTION
   ======================= */
.video-feature {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  text-align: center;
  background: linear-gradient(135deg, #f8f8ff, #f1f1f8);
  padding: 100px 10%;
  min-height: 100vh;
}

.video-feature h2 {
  font-family: var(--font-heading);
  color: var(--color-accent);
  font-size: 2.3rem;
  margin-bottom: 1rem;
}

.video-feature .video-description {
  max-width: 720px;
  margin: 0 auto 2.5rem;
  font-size: 1.1rem;
  color: var(--color-muted);
  line-height: 1.7;
}

.video-feature .video-wrapper {
  position: relative;
  width: 100%;
  max-width: 900px;
  aspect-ratio: 16 / 9;
  margin: 0 auto;
  overflow: hidden;
  border-radius: 16px;
  box-shadow: 0 12px 35px rgba(79, 70, 229, 0.15);
  background: #000;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.video-feature .video-wrapper:hover {
  transform: scale(1.02);
  box-shadow: 0 18px 50px rgba(79, 70, 229, 0.25);
}

.video-feature iframe {
  position: absolute;
  width: 100%;
  height: 100%;
  border: none;
  left: 0;
  top: 0;
}
/* =======================
   SOCIAL MEDIA SECTION
   ======================= */
#social-media {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  text-align: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #f8f8ff, #f1f1f8);
  padding: 100px 10%;
  position: relative;
}

#social-media h2 {
  font-family: var(--font-heading);
  color: var(--color-accent);
  font-size: 2.3rem;
  margin-bottom: 1rem;
}

.social-description {
  max-width: 720px;
  margin: 0 auto 2.5rem;
  font-size: 1.1rem;
  color: var(--color-muted);
  line-height: 1.7;
}

.social-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
  margin-bottom: 1.5rem;
}

.social-grid .project-card {
  background: var(--color-card);
  border-radius: 14px;
  padding: 12px;
  box-shadow: 0 6px 20px rgba(79, 70, 229, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  width: 320px;
}

.social-grid .project-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 10px 25px rgba(79, 70, 229, 0.15);
}

.social-grid img {
  width: 100%;
  border-radius: 10px;
  display: block;
}

/* “Scroll to explore” indicator */
.scroll-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--color-muted);
  font-size: 0.95rem;
  animation: fadeIn 1s ease-in-out;
}

.scroll-indicator svg {
  width: 20px;
  height: 20px;
  animation: bounce 1.8s infinite;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(5px); }
  60% { transform: translateY(3px); }
}