diff --git a/css/styles.css b/css/styles.css
index 47c5bfa..bc550b6 100644
--- a/css/styles.css
+++ b/css/styles.css
@@ -1,4 +1,109 @@
-/* Facebook Style — Blue social network */
+/* ========================================
+   Paraguay LLC & SRL — Facebook Style + Awesome Animations
+   ======================================== */
+
+/* ========================================
+   ANIMATIONS — Motion Design System
+   ======================================== */
+
+/* Easing curves from craft-floor: natural deceleration */
+@keyframes fadeSlideUp {
+  from { opacity: 0; transform: translateY(24px); }
+  to { opacity: 1; transform: translateY(0); }
+}
+
+@keyframes fadeIn {
+  from { opacity: 0; }
+  to { opacity: 1; }
+}
+
+@keyframes scaleIn {
+  from { opacity: 0; transform: scale(0.95); }
+  to { opacity: 1; transform: scale(1); }
+}
+
+@keyframes slideDown {
+  from { opacity: 0; transform: translateY(-8px); }
+  to { opacity: 1; transform: translateY(0); }
+}
+
+@keyframes pulse {
+  0% { transform: scale(1); }
+  50% { transform: scale(1.04); }
+  100% { transform: scale(1); }
+}
+
+@keyframes shimmer {
+  0% { background-position: -200% 0; }
+  100% { background-position: 200% 0; }
+}
+
+@keyframes floatSlow {
+  0%, 100% { transform: translateY(0); }
+  50% { transform: translateY(-6px); }
+}
+
+@keyframes heroGradientShift {
+  0% { background-position: 0% 50%; }
+  50% { background-position: 100% 50%; }
+  100% { background-position: 0% 50%; }
+}
+
+@keyframes ripple {
+  0% { box-shadow: 0 0 0 0 rgba(24, 119, 242, 0.4); }
+  100% { box-shadow: 0 0 0 12px rgba(24, 119, 242, 0); }
+}
+
+@keyframes slideInModal {
+  from { opacity: 0; transform: scale(0.92) translateY(20px); }
+  to { opacity: 1; transform: scale(1) translateY(0); }
+}
+
+@keyframes countPop {
+  0% { transform: scale(1); }
+  30% { transform: scale(1.15); color: #fff; }
+  60% { transform: scale(0.95); }
+  100% { transform: scale(1); }
+}
+
+@keyframes rippleExpand {
+  from { width: 0; height: 0; opacity: 0.4; }
+  to { width: 200px; height: 200px; opacity: 0; }
+}
+
+/* Scroll reveal visible state */
+.fade-in-section.visible {
+  opacity: 1 !important;
+  transform: translateY(0) !important;
+}
+
+/* Reduced motion preference */
+@media (prefers-reduced-motion: reduce) {
+  *, *::before, *::after {
+    animation-duration: 0.01ms !important;
+    animation-iteration-count: 1 !important;
+    transition-duration: 0.01ms !important;
+  }
+  .fade-in-section { opacity: 1; transform: none; }
+}
+
+/* Stagger delay classes */
+.stagger-1 { animation-delay: 0.08s !important; }
+.stagger-2 { animation-delay: 0.16s !important; }
+.stagger-3 { animation-delay: 0.24s !important; }
+.stagger-4 { animation-delay: 0.32s !important; }
+
+/* Scroll reveal base state */
+.fade-in-section {
+  opacity: 1;
+  transform: none;
+  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1),
+              transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
+}
+
+/* ========================================
+   BASE
+   ======================================== */
 *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
 body {
   font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
@@ -6,18 +111,46 @@ body {
   color: #1c1e21;
   line-height: 1.33;
   font-size: 15px;
+  overflow-x: hidden;
 }
 
-/* Navigation */
+/* Custom scrollbar */
+::-webkit-scrollbar { width: 8px; }
+::-webkit-scrollbar-track { background: #f0f2f5; }
+::-webkit-scrollbar-thumb { background: #bdc3c7; border-radius: 4px; }
+::-webkit-scrollbar-thumb:hover { background: #95a5a6; }
+
+/* Text selection */
+::selection { background: rgba(24, 119, 242, 0.2); color: #1c1e21; }
+
+/* Focus rings — design-system focus */
+:focus-visible {
+  outline: 2px solid #1877f2;
+  outline-offset: 2px;
+}
+
+/* ========================================
+   NAVIGATION
+   ======================================== */
 .nav {
-  background: #fff;
-  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
+  background: rgba(255,255,255,0.97);
+  backdrop-filter: blur(12px);
+  -webkit-backdrop-filter: blur(12px);
+  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
   height: 56px;
   position: sticky;
   top: 0;
   z-index: 1000;
   padding: 0 16px;
+  transition: box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1),
+              background 0.3s ease;
 }
+
+.nav.scrolled {
+  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
+  background: rgba(255,255,255,0.99);
+}
+
 .nav-container {
   max-width: 1200px;
   margin: 0 auto;
@@ -34,8 +167,20 @@ body {
   color: #1877f2;
   font-size: 24px;
   font-weight: 700;
+  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
 }
-.nav-logo { font-size: 28px; }
+.nav-brand:hover {
+  transform: scale(1.03);
+}
+.nav-logo {
+  font-size: 28px;
+  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
+  display: inline-block;
+}
+.nav-brand:hover .nav-logo {
+  transform: rotate(8deg) scale(1.1);
+}
+
 .nav-menu { display: flex; gap: 8px; align-items: center; }
 .nav-link {
   color: #65676b;
@@ -44,10 +189,18 @@ body {
   font-weight: 500;
   padding: 8px 16px;
   border-radius: 8px;
-  transition: background 0.2s;
+  transition: color 0.2s ease, background 0.2s ease, transform 0.15s ease;
+  position: relative;
+}
+.nav-link:hover {
+  background: #f0f2f5;
+  color: #1877f2;
+}
+.nav-link:active {
+  transform: scale(0.97);
 }
-.nav-link:hover { background: #f0f2f5; }
 .nav-actions { display: flex; gap: 8px; align-items: center; }
+
 .lang-select { display: flex; gap: 4px; }
 .lang-btn {
   background: #f0f2f5;
@@ -57,11 +210,20 @@ body {
   cursor: pointer;
   border-radius: 6px;
   font-weight: 500;
+  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
+  position: relative;
+  overflow: hidden;
 }
 .lang-btn.active { background: #e7f3ff; color: #1877f2; }
-.lang-btn:hover { background: #e4e6eb; }
+.lang-btn:hover {
+  background: #e4e6eb;
+  transform: translateY(-1px);
+}
+.lang-btn:active { transform: scale(0.96); }
 
-/* Buttons */
+/* ========================================
+   BUTTONS
+   ======================================== */
 .btn {
   padding: 8px 16px;
   font-size: 15px;
@@ -69,69 +231,149 @@ body {
   border-radius: 6px;
   cursor: pointer;
   text-decoration: none;
-  display: inline-block;
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  gap: 6px;
   border: none;
-  transition: background 0.2s;
+  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
+  position: relative;
+  overflow: hidden;
 }
 .btn-primary { background: #1877f2; color: #fff; }
-.btn-primary:hover { background: #166fe5; }
+.btn-primary:hover {
+  background: #166fe5;
+  transform: translateY(-1px);
+  box-shadow: 0 4px 12px rgba(24, 119, 242, 0.35);
+}
+.btn-primary:active {
+  transform: translateY(0) scale(0.98);
+}
 .btn-outline {
   background: #f0f2f5;
   color: #1c1e21;
   border: none;
 }
-.btn-outline:hover { background: #e4e6eb; }
+.btn-outline:hover {
+  background: #e4e6eb;
+  transform: translateY(-1px);
+}
+.btn-outline:active { transform: scale(0.98); }
 .btn-block { display: block; width: 100%; text-align: center; }
-.btn-telegram { background: #0088cc; color: #fff; }
+.btn-telegram {
+  background: #0088cc;
+  color: #fff;
+  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
+}
+.btn-telegram:hover {
+  background: #0077b3;
+  transform: translateY(-1px);
+  box-shadow: 0 4px 12px rgba(0, 136, 204, 0.35);
+}
+.btn-telegram:active { transform: scale(0.98); }
 
-/* Hero */
+/* ========================================
+   HERO — Focal Motion
+   ======================================== */
 .hero {
-  background: linear-gradient(135deg, #1877f2 0%, #42b0ff 100%);
+  background: linear-gradient(135deg, #1877f2 0%, #42b0ff 40%, #1877f2 70%, #0d5fc9 100%);
+  background-size: 300% 300%;
+  animation: heroGradientShift 12s ease infinite;
   color: #fff;
   text-align: center;
   padding: 60px 20px 40px;
+  position: relative;
+  overflow: hidden;
 }
+
+/* Subtle mesh pattern overlay */
+.hero::before {
+  content: '';
+  position: absolute;
+  top: 0; left: 0; right: 0; bottom: 0;
+  background: radial-gradient(ellipse at 30% 20%, rgba(255,255,255,0.08) 0%, transparent 60%),
+              radial-gradient(ellipse at 70% 80%, rgba(255,255,255,0.05) 0%, transparent 50%);
+  pointer-events: none;
+}
+
+.hero-content { position: relative; z-index: 1; }
+
 .hero-title {
   font-size: 42px;
   font-weight: 700;
   margin-bottom: 12px;
   text-shadow: 0 2px 4px rgba(0,0,0,0.1);
+  /* Entrance animation — applied by JS on load */
+  opacity: 0;
+  transform: translateY(24px);
+  animation: fadeSlideUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.1s forwards;
 }
+
 .hero-subtitle {
   font-size: 18px;
-  opacity: 0.9;
+  opacity: 0;
+  transform: translateY(24px);
+  animation: fadeSlideUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.25s forwards;
+  color: rgba(255,255,255,0.9);
   margin-bottom: 30px;
   max-width: 600px;
   margin-left: auto;
   margin-right: auto;
 }
-.hero-stats { display: flex; justify-content: center; gap: 60px; }
-.stat { text-align: center; }
+
+.hero-stats {
+  display: flex;
+  justify-content: center;
+  gap: 60px;
+}
+
+.stat {
+  text-align: center;
+  opacity: 0;
+  transform: translateY(24px);
+  animation: fadeSlideUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) forwards;
+}
+.stat:nth-child(1) { animation-delay: 0.4s; }
+.stat:nth-child(2) { animation-delay: 0.55s; }
+.stat:nth-child(3) { animation-delay: 0.7s; }
+
 .stat-number {
   display: block;
   font-size: 36px;
   font-weight: 700;
+  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
 }
 
-/* Sections */
+/* ========================================
+   SECTIONS
+   ======================================== */
 .section {
   background: #fff;
-  border-radius: 8px;
+  border-radius: 12px;
   padding: 24px;
   margin: 16px auto;
   max-width: 1200px;
-  box-shadow: 0 1px 2px rgba(0,0,0,0.1);
+  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
+  transition: box-shadow 0.3s ease, transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
 }
-.section-alt { background: #fff; border-radius: 8px; padding: 24px; margin: 16px auto; max-width: 1200px; box-shadow: 0 1px 2px rgba(0,0,0,0.1); }
+.section:hover {
+  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
+}
+
+.section-alt { background: #f7f8fa; border-radius: 12px; padding: 24px; margin: 16px auto; max-width: 1200px; box-shadow: none; }
+
 .section-title {
   font-size: 20px;
   font-weight: 700;
   margin-bottom: 20px;
   color: #1c1e21;
 }
+
 .container { max-width: 100%; }
 
-/* About */
+/* ========================================
+   ABOUT CARDS
+   ======================================== */
 .about-grid {
   display: grid;
   grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
@@ -139,16 +381,56 @@ body {
 }
 .about-card {
   padding: 20px;
-  border-radius: 8px;
+  border-radius: 10px;
   background: #f0f2f5;
-  transition: transform 0.2s, box-shadow 0.2s;
+  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
+  cursor: default;
+  position: relative;
+  overflow: hidden;
+}
+/* Subtle top accent line on hover */
+.about-card::before {
+  content: '';
+  position: absolute;
+  top: 0; left: 0; right: 0;
+  height: 3px;
+  background: linear-gradient(90deg, #1877f2, #42b0ff);
+  transform: scaleX(0);
+  transform-origin: left;
+  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
+}
+.about-card:hover::before {
+  transform: scaleX(1);
+}
+.about-card:hover {
+  transform: translateY(-4px);
+  box-shadow: 0 8px 24px rgba(0,0,0,0.1);
+  background: #fff;
+}
+.about-icon {
+  font-size: 2.5rem;
+  margin-bottom: 12px;
+  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
+  display: inline-block;
+}
+.about-card:hover .about-icon {
+  transform: scale(1.15) translateY(-2px);
+}
+.about-card h3 {
+  font-size: 16px;
+  font-weight: 600;
+  color: #1c1e21;
+  margin-bottom: 8px;
+}
+.about-card p {
+  font-size: 14px;
+  color: #65676b;
+  line-height: 1.4;
 }
-.about-card:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
-.about-icon { font-size: 2.5rem; margin-bottom: 12px; }
-.about-card h3 { font-size: 16px; font-weight: 600; color: #1c1e21; margin-bottom: 8px; }
-.about-card p { font-size: 14px; color: #65676b; line-height: 1.4; }
 
-/* Search */
+/* ========================================
+   SEARCH
+   ======================================== */
 .search-bar {
   display: flex;
   max-width: 400px;
@@ -157,24 +439,42 @@ body {
 }
 .search-icon {
   position: absolute;
-  left: 12px;
+  left: 14px;
   top: 50%;
   transform: translateY(-50%);
   width: 16px;
   height: 16px;
   color: #65676b;
+  transition: color 0.2s ease;
+  pointer-events: none;
 }
+.search-input:focus + .search-icon,
+.search-bar:focus-within .search-icon {
+  color: #1877f2;
+}
+
 .search-input {
   width: 100%;
-  padding: 10px 12px 10px 36px;
-  border: none;
-  border-radius: 20px;
+  padding: 10px 12px 10px 38px;
+  border: 2px solid transparent;
+  border-radius: 24px;
   background: #f0f2f5;
   font-size: 15px;
+  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
+}
+.search-input:focus {
+  outline: none;
+  border-color: #1877f2;
+  background: #fff;
+  box-shadow: 0 0 0 4px rgba(24, 119, 242, 0.15);
+}
+.search-input::placeholder {
+  color: #9eaab5;
 }
-.search-input:focus { outline: 2px solid #1877f2; outline-offset: 0; }
 
-/* Members Grid */
+/* ========================================
+   MEMBERS
+   ======================================== */
 .members-grid {
   display: grid;
   grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
@@ -185,33 +485,71 @@ body {
   align-items: center;
   gap: 12px;
   padding: 12px;
-  border-radius: 8px;
+  border-radius: 10px;
   background: #f0f2f5;
   cursor: pointer;
-  transition: background 0.2s;
+  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
+  position: relative;
+  overflow: hidden;
 }
-.member-card:hover { background: #e4e6eb; }
+.member-card:hover {
+  background: #fff;
+  transform: translateY(-2px);
+  box-shadow: 0 6px 16px rgba(0,0,0,0.08);
+}
+.member-card:active { transform: scale(0.98); }
+
+/* Subtle highlight on hover */
+.member-card::after {
+  content: '';
+  position: absolute;
+  top: 0; left: 0; right: 0; bottom: 0;
+  background: linear-gradient(135deg, rgba(24, 119, 242, 0.05), transparent);
+  opacity: 0;
+  transition: opacity 0.25s ease;
+  pointer-events: none;
+}
+.member-card:hover::after { opacity: 1; }
+
 .user-avatar {
   width: 48px;
   height: 48px;
   border-radius: 50%;
   object-fit: cover;
+  border: 2px solid transparent;
+  transition: border-color 0.25s ease, transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
+  flex-shrink: 0;
+}
+.member-card:hover .user-avatar {
+  border-color: #1877f2;
+  transform: scale(1.05);
 }
 .user-avatar-text {
   width: 48px;
   height: 48px;
   border-radius: 50%;
-  background: #1877f2;
+  background: linear-gradient(135deg, #1877f2, #42b0ff);
   color: #fff;
   display: flex;
   align-items: center;
   justify-content: center;
   font-size: 20px;
   font-weight: 600;
+  flex-shrink: 0;
+  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
+}
+.member-card:hover .user-avatar-text {
+  transform: scale(1.05);
+}
+.member-info h4 {
+  font-size: 15px;
+  font-weight: 600;
+  color: #1c1e21;
+  margin-bottom: 2px;
 }
-.member-info h4 { font-size: 15px; font-weight: 600; color: #1c1e21; margin-bottom: 2px; }
 .member-company { font-size: 13px; color: #65676b; }
 .member-location, .member-posts { font-size: 13px; color: #65676b; }
+
 .rank-badge {
   font-size: 11px;
   padding: 3px 8px;
@@ -220,6 +558,10 @@ body {
   top: -4px;
   right: 0;
   font-weight: 500;
+  transition: transform 0.2s ease;
+}
+.member-card:hover .rank-badge {
+  transform: scale(1.1);
 }
 .rank-badge.rank-rookie { background: #e4e6eb; color: #65676b; }
 .rank-badge.rank-beginner { background: #e7f3e9; color: #0a832c; }
@@ -229,7 +571,9 @@ body {
 .rank-badge.rank-expert { background: #fff3e0; color: #e65100; }
 .rank-badge.rank-legend { background: #fce4ec; color: #c62828; }
 
-/* Wiki Cards */
+/* ========================================
+   WIKI CARDS
+   ======================================== */
 .wiki-grid {
   display: grid;
   grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
@@ -237,66 +581,138 @@ body {
 }
 .wiki-card {
   padding: 16px;
-  border-radius: 8px;
+  border-radius: 10px;
   background: #f0f2f5;
   cursor: pointer;
-  transition: all 0.2s;
+  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
+  position: relative;
+  overflow: hidden;
   border-left: 4px solid #1877f2;
 }
-.wiki-card:hover { background: #e4e6eb; }
-.wiki-card-title { font-size: 15px; font-weight: 600; color: #1c1e21; margin-bottom: 6px; }
-.wiki-card-excerpt { font-size: 13px; color: #65676b; margin-bottom: 8px; }
-.wiki-card-footer { display: flex; justify-content: space-between; font-size: 13px; color: #65676b; }
+.wiki-card::before {
+  content: '';
+  position: absolute;
+  top: 0; left: 0; right: 0; bottom: 0;
+  background: linear-gradient(135deg, rgba(24, 119, 242, 0.08), transparent);
+  opacity: 0;
+  transition: opacity 0.25s ease;
+  pointer-events: none;
+}
+.wiki-card:hover::before { opacity: 1; }
+.wiki-card:hover {
+  background: #fff;
+  transform: translateY(-3px);
+  box-shadow: 0 8px 20px rgba(0,0,0,0.08);
+  border-left-color: #42b0ff;
+}
+.wiki-card:active { transform: scale(0.98); }
+
+.wiki-card-title {
+  font-size: 15px;
+  font-weight: 600;
+  color: #1c1e21;
+  margin-bottom: 6px;
+  transition: color 0.2s ease;
+}
+.wiki-card:hover .wiki-card-title {
+  color: #1877f2;
+}
+.wiki-card-excerpt {
+  font-size: 13px;
+  color: #65676b;
+  margin-bottom: 8px;
+}
+.wiki-card-footer {
+  display: flex;
+  justify-content: space-between;
+  font-size: 13px;
+  color: #65676b;
+}
 .wiki-card-subtopic { color: #1877f2; }
 .no-results { padding: 20px; text-align: center; color: #65676b; }
 .loading-text { padding: 20px; text-align: center; color: #65676b; font-style: italic; }
 
-/* Modal */
+/* ========================================
+   MODALS
+   ======================================== */
 .modal-overlay {
   position: fixed;
   top: 0;
   left: 0;
   right: 0;
   bottom: 0;
-  background: rgba(255,255,255,0.8);
+  background: rgba(0,0,0,0.4);
+  backdrop-filter: blur(4px);
+  -webkit-backdrop-filter: blur(4px);
   z-index: 2000;
   display: none;
   align-items: center;
   justify-content: center;
+  padding: 20px;
+  /* Fade in when active */
+  animation: fadeIn 0.2s ease forwards;
 }
 .modal-overlay.active { display: flex; }
 .modal {
   background: #fff;
-  border-radius: 8px;
-  padding: 24px;
+  border-radius: 14px;
+  padding: 28px;
   max-width: 440px;
   width: 90%;
-  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
+  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
   position: relative;
+  /* Scale in animation */
+  animation: slideInModal 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
 }
 .modal-close {
   position: absolute;
-  top: 12px;
-  right: 16px;
-  background: none;
+  top: 14px;
+  right: 18px;
+  background: #f0f2f5;
   border: none;
-  font-size: 24px;
+  width: 32px;
+  height: 32px;
+  border-radius: 50%;
+  font-size: 18px;
   cursor: pointer;
   color: #65676b;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
+}
+.modal-close:hover {
+  background: #e4e6eb;
+  color: #1c1e21;
+  transform: rotate(90deg);
 }
 .login-icon { font-size: 3rem; text-align: center; margin-bottom: 16px; }
-.login-hint { color: #65676b; text-align: center; margin-bottom: 20px; font-size: 15px; }
+.login-hint {
+  color: #65676b;
+  text-align: center;
+  margin-bottom: 20px;
+  font-size: 15px;
+}
 .form-group { margin-bottom: 14px; }
 .form-input {
   width: 100%;
   padding: 12px 14px;
-  border: 1px solid #dddfe2;
-  border-radius: 6px;
+  border: 2px solid #e4e6eb;
+  border-radius: 10px;
   font-size: 15px;
+  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
+  background: #f7f8fa;
+  color: #1c1e21;
 }
-.form-input:focus { border-color: #1877f2; outline: 2px solid #1877f2; outline-offset: -2px; }
+.form-input:focus {
+  border-color: #1877f2;
+  background: #fff;
+  box-shadow: 0 0 0 4px rgba(24, 119, 242, 0.12);
+  outline: none;
+}
+.form-input::placeholder { color: #9eaab5; }
 .login-step { display: none; }
-.login-step.active { display: block; }
+.login-step.active { display: block; animation: slideDown 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards; }
 
 /* Profile & Detail */
 .profile-username { font-size: 1.2rem; font-weight: 600; margin-bottom: 8px; }
@@ -309,60 +725,102 @@ body {
   border-radius: 50%;
   margin: 0 auto 16px;
   overflow: hidden;
+  border: 3px solid #e7f3ff;
 }
 .user-detail-header { text-align: center; margin-bottom: 16px; }
 .user-detail-name-rank { display: flex; align-items: center; justify-content: center; gap: 10px; margin-bottom: 8px; }
 .user-detail-name-rank h2 { font-size: 1.2rem; font-weight: 600; }
 .user-detail-fields { display: grid; gap: 10px; }
-.detail-field { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid #e4e6eb; }
+.detail-field {
+  display: flex;
+  justify-content: space-between;
+  padding: 10px 0;
+  border-bottom: 1px solid #e4e6eb;
+  transition: background 0.2s ease;
+}
+.detail-field:hover { background: #f7f8fa; border-radius: 4px; padding-left: 4px; }
 .detail-label { color: #65676b; font-size: 14px; }
 .detail-value { color: #1c1e21; font-size: 14px; text-align: right; }
 .user-detail-company { color: #65676b; text-align: center; }
 
-/* Telegram Banner */
+/* ========================================
+   TELEGRAM BANNER
+   ======================================== */
 .telegram-banner {
   background: #e7f3ff;
   padding: 16px 24px;
   margin: 16px auto;
   max-width: 1200px;
-  border-radius: 8px;
+  border-radius: 10px;
   display: flex;
   align-items: center;
   gap: 16px;
+  animation: slideDown 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
+}
+.banner-icon {
+  font-size: 2rem;
+  animation: floatSlow 3s ease-in-out infinite;
 }
-.banner-icon { font-size: 2rem; }
 .banner-text strong { color: #1c1e21; }
 
-/* Newsletter */
+/* ========================================
+   NEWSLETTER
+   ======================================== */
 .newsletter-card { text-align: center; max-width: 400px; margin: 0 auto; }
 .newsletter-icon { font-size: 2.5rem; margin-bottom: 16px; }
 .newsletter-hint { color: #65676b; margin-bottom: 16px; font-size: 15px; }
 
-/* Footer */
+/* ========================================
+   FOOTER
+   ======================================== */
 .footer {
   background: #fff;
-  padding: 24px 16px;
+  padding: 32px 16px;
   text-align: center;
   border-top: 1px solid #e4e6eb;
   margin-top: 32px;
+  transition: all 0.3s ease;
 }
-.footer-brand { margin-bottom: 12px; }
-.footer-logo { font-size: 1.5rem; }
+.footer-brand { margin-bottom: 16px; }
+.footer-logo { font-size: 1.5rem; display: inline-block; }
 .footer-title { color: #1c1e21; margin-left: 10px; font-size: 14px; font-weight: 600; }
-.footer-links { display: flex; justify-content: center; gap: 20px; margin-bottom: 12px; flex-wrap: wrap; }
-.footer-links a { color: #65676b; text-decoration: none; font-size: 13px; }
-.footer-links a:hover { text-decoration: underline; }
+.footer-links { display: flex; justify-content: center; gap: 20px; margin-bottom: 16px; flex-wrap: wrap; }
+.footer-links a {
+  color: #65676b;
+  text-decoration: none;
+  font-size: 13px;
+  transition: color 0.2s ease;
+  position: relative;
+}
+/* Underline slide-in effect */
+.footer-links a::after {
+  content: '';
+  position: absolute;
+  bottom: -2px;
+  left: 0;
+  width: 0;
+  height: 1px;
+  background: #1877f2;
+  transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1);
+}
+.footer-links a:hover { color: #1877f2; }
+.footer-links a:hover::after { width: 100%; }
 .footer-bottom p { color: #65676b; margin: 4px 0; font-size: 12px; }
-.footer-bottom a { color: #1877f2; }
+.footer-bottom a { color: #1877f2; text-decoration: none; }
+.footer-bottom a:hover { text-decoration: underline; }
 .footer-copy { font-size: 12px; }
 
-/* Hide/Show */
+/* ========================================
+   HIDE/SHOW (i18n)
+   ======================================== */
 .hide-en { display: none; }
 body[data-lang="en"] .hide-en { display: inline; }
 body[data-lang="en"] .hide-de { display: none; }
 .hidden { display: none !important; }
 
-/* Responsive */
+/* ========================================
+   RESPONSIVE
+   ======================================== */
 @media (max-width: 768px) {
   .nav-menu { display: none; }
   .nav-menu.open {
@@ -376,7 +834,8 @@ body[data-lang="en"] .hide-de { display: none; }
     padding: 12px;
     gap: 8px;
     border-top: 1px solid #e4e6eb;
-    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
+    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
+    animation: slideDown 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
   }
   .nav-toggle {
     display: flex;
@@ -386,8 +845,17 @@ body[data-lang="en"] .hide-de { display: none; }
     border: none;
     cursor: pointer;
     padding: 4px;
+    transition: transform 0.2s ease;
+  }
+  .nav-toggle:hover { transform: rotate(5deg); }
+  .nav-toggle span {
+    display: block;
+    width: 20px;
+    height: 2px;
+    background: #65676b;
+    transition: all 0.2s ease;
+    border-radius: 1px;
   }
-  .nav-toggle span { display: block; width: 20px; height: 2px; background: #65676b; }
   .hero-title { font-size: 28px; }
   .hero-subtitle { font-size: 16px; }
   .hero-stats { gap: 30px; flex-wrap: wrap; }
@@ -398,4 +866,4 @@ body[data-lang="en"] .hide-de { display: none; }
 }
 @media (min-width: 769px) {
   .nav-toggle { display: none; }
-}
\ No newline at end of file
+}
diff --git a/js/main.js b/js/main.js
index d054f76..e4d923f 100644
--- a/js/main.js
+++ b/js/main.js
@@ -98,8 +98,81 @@ document.addEventListener('DOMContentLoaded', () => {
       openLoginModal();
     });
   }
+
+  // ========================================
+  // SCROLL-TRIGGERED ANIMATIONS
+  // ========================================
+  // Fade-in sections on scroll (Intersection Observer)
+  initScrollReveal();
+
+  // Ripple effect on buttons
+  initRippleEffects();
 });
 
+// ========================================
+// SCROLL REVEAL (Intersection Observer)
+// ========================================
+function initScrollReveal() {
+  // Respect reduced motion preference
+  const prefersReducedMotion = window.matchMedia('(prefers-reduced-motion: reduce)').matches;
+  if (prefersReducedMotion) return;
+
+  const observerOptions = {
+    root: null,
+    rootMargin: '0px 0px -60px 0px',
+    threshold: 0.1
+  };
+
+  const observer = new IntersectionObserver((entries) => {
+    entries.forEach(entry => {
+      if (entry.isIntersecting) {
+        entry.target.classList.add('visible');
+        observer.unobserve(entry.target); // Only animate once
+      }
+    });
+  }, observerOptions);
+
+  // Observe all sections for reveal animation
+  document.querySelectorAll('.section, .telegram-banner, #newsletter-section').forEach(section => {
+    // Add initial invisible state for smooth reveal
+    section.style.opacity = '0';
+    section.style.transform = 'translateY(20px)';
+    section.style.transition = 'opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1)';
+    observer.observe(section);
+  });
+}
+
+// ========================================
+// RIPPLE EFFECT ON BUTTONS
+// ========================================
+function initRippleEffects() {
+  document.querySelectorAll('.btn, .lang-btn').forEach(btn => {
+    btn.addEventListener('click', function(e) {
+      const rect = this.getBoundingClientRect();
+      const x = e.clientX - rect.left;
+      const y = e.clientY - rect.top;
+
+      const ripple = document.createElement('span');
+      ripple.style.cssText = `
+        position: absolute;
+        border-radius: 50%;
+        background: rgba(255, 255, 255, 0.4);
+        width: 0;
+        height: 0;
+        left: ${x}px;
+        top: ${y}px;
+        transform: translate(-50%, -50%);
+        pointer-events: none;
+        animation: rippleExpand 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
+      `;
+      this.style.position = this.style.position || 'relative';
+      this.style.overflow = 'hidden';
+      this.appendChild(ripple);
+      setTimeout(() => ripple.remove(), 600);
+    });
+  });
+}
+
 // ========================================
 // LANGUAGE
 // ========================================