/* RESET & BASE STYLES */
:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --secondary: #10b981;
  --accent: #f59e0b;
  --dark: #0f172a;
  --dark-light: #1e293b;
  --light: #f8fafc;
  --gray: #64748b;
  --gray-light: #e2e8f0;
  --danger: #ef4444;
  --success: #10b981;
  --shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.15);
  --radius: 12px;
  --transition: all 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--dark);
  color: var(--light);
  line-height: 1.6;
  overflow-x: hidden;
  transition: var(--transition);
   padding-bottom:110px; 
}

body.light-mode {
  --dark: #f8fafc;
  --dark-light: #e2e8f0;
  --light: #0f172a;
  --gray: #94a3b8;
  --gray-light: #475569;
}

h1, h2, h3, h4 {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
}

a {
  text-decoration: none;
  color: inherit;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.gradient-text {
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* NAVBAR */
.navbar {
  background-color: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: var(--transition);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo i {
  font-size: 28px;
  color: var(--primary);
}

.logo h1 {
  font-size: 24px;
  font-weight: 800;
}

.logo span {
  color: var(--primary);
}

.nav-links {
  display: flex;
  gap: 30px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
  font-size: 15px;
  padding: 8px 0;
  position: relative;
  transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
  color: var(--primary);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 15px;
}

.theme-toggle {
  background: var(--dark-light);
  border: none;
  width: 50px;
  height: 26px;
  border-radius: 50px;
  position: relative;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5px;
}

.theme-toggle i {
  font-size: 14px;
  color: var(--light);
  z-index: 2;
}

.theme-toggle::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  background: var(--primary);
  border-radius: 50%;
  left: 3px;
  top: 3px;
  transition: var(--transition);
  z-index: 1;
}

body.light-mode .theme-toggle::after {
  left: 27px;
}

.btn-signin {
  background: var(--primary);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: var(--transition);
}

.btn-signin:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

.mobile-menu-btn {
  display: none;
  font-size: 24px;
  cursor: pointer;
}

/* HERO SECTION */
.hero {
  padding: 80px 20px;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.9), rgba(30, 41, 59, 0.9));
  position: relative;
  overflow: hidden;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.hero-content {
  z-index: 2;
}

.hero-title {
  font-size: 3.5rem;
  line-height: 1.2;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--gray);
  margin-bottom: 40px;
  max-width: 500px;
}

.hero-stats {
  display: flex;
  gap: 40px;
}

.stat h3 {
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 5px;
}

.stat p {
  color: var(--gray);
  font-size: 14px;
}

.hero-illustration {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 300px;
}

.illustration-circle {
  position: absolute;
  border-radius: 50%;
  animation: pulse 4s infinite alternate;
}

.illustration-circle:nth-child(1) {
  width: 200px;
  height: 200px;
  background: rgba(99, 102, 241, 0.2);
  animation-delay: 0s;
}

.illustration-circle:nth-child(2) {
  width: 150px;
  height: 150px;
  background: rgba(16, 185, 129, 0.2);
  animation-delay: 1s;
}

.illustration-circle:nth-child(3) {
  width: 100px;
  height: 100px;
  background: rgba(245, 158, 11, 0.2);
  animation-delay: 2s;
}

.illustration-icon {
  font-size: 80px;
  color: var(--primary);
  z-index: 2;
  animation: float 6s infinite ease-in-out;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 0.5; }
  100% { transform: scale(1.1); opacity: 0.8; }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-15px); }
}

/* SEARCH SECTION */
.search-section {
  padding: 40px 0;
}

.search-container {
  max-width: 800px;
  margin: 0 auto;
}

.search-box {
  position: relative;
  display: flex;
  margin-bottom: 20px;
}

.search-icon {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gray);
  font-size: 18px;
}

#searchInput {
  width: 100%;
  padding: 18px 20px 18px 50px;
  background: var(--dark-light);
  border: 2px solid transparent;
  border-radius: var(--radius) 0 0 var(--radius);
  color: var(--light);
  font-size: 16px;
  transition: var(--transition);
}

#searchInput:focus {
  outline: none;
  border-color: var(--primary);
}

.search-btn {
  background: var(--primary);
  color: white;
  border: none;
  padding: 0 30px;
  border-radius: 0 var(--radius) var(--radius) 0;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.search-btn:hover {
  background: var(--primary-dark);
}

.search-tags {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.tag {
  font-size: 14px;
  color: var(--gray);
}

.tag-link {
  background: rgba(99, 102, 241, 0.1);
  color: var(--primary);
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 14px;
  transition: var(--transition);
}

.tag-link:hover {
  background: rgba(99, 102, 241, 0.2);
}

/* AD SECTION */

.ad-container{
  position:fixed;
  bottom:0;
  left:0;
  width:100%;
  height:100px;
  background:#111;
  display:flex;
  justify-content:center;
  align-items:center;
  z-index:999;
}
.close-ad{
  position:absolute;
  right:12px;
  top:8px;
  cursor:pointer;
  color:#fff;
  font-size:14px;
  opacity:0.7;
}

.close-ad:hover{
  opacity:1;
}


body{
  padding-bottom:110px;
}

@media (max-width:768px){
  .ad-container{
    display:none;
  }
}

/* TOOLS SECTION */
.tools-section {
  padding: 60px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 10px;
}

.section-header p {
  color: var(--gray);
  font-size: 1.1rem;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 25px;
  margin-bottom: 50px;
}

.tool-card {
  background: var(--dark-light);
  border-radius: var(--radius);
  padding: 25px;
  transition: var(--transition);
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
}

.tool-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.tool-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 5px;
  height: 100%;
  background: var(--primary);
  opacity: 0;
  transition: var(--transition);
}

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

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
}

.card-icon {
  width: 50px;
  height: 50px;
  background: rgba(99, 102, 241, 0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: var(--primary);
}

.card-actions {
  display: flex;
  gap: 10px;
}

.card-action-btn {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.1);
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray);
  cursor: pointer;
  transition: var(--transition);
}

.card-action-btn:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--light);
  border-color: var(--primary);
}

.card-title {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.card-desc {
  color: var(--gray);
  font-size: 14px;
  line-height: 1.5;
  margin-bottom: 25px;
  min-height: 60px;
}

.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-tag {
  background: rgba(255, 255, 255, 0.05);
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 12px;
  display: flex;
  align-items: center;
  gap: 5px;
}

.card-link {
  color: var(--primary);
  font-weight: 600;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 5px;
  transition: var(--transition);
}

.card-link:hover {
  gap: 10px;
}

.section-footer {
  text-align: center;
}

.btn-view-all {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
  padding: 14px 30px;
  border-radius: var(--radius);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition);
  cursor: pointer;
}

.btn-view-all:hover {
  background: rgba(99, 102, 241, 0.1);
  transform: translateY(-2px);
}

/* CATEGORIES SECTION */
.categories-section {
  padding: 60px 0;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 25px;
}

.category-card {
  background: var(--dark-light);
  border-radius: var(--radius);
  padding: 30px;
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
}

.category-card:hover {
  background: var(--primary);
  transform: translateY(-5px);
}

.category-card:hover .category-icon {
  background: rgba(255, 255, 255, 0.2);
  color: white;
}

.category-card:hover h3,
.category-card:hover p {
  color: white;
}

.category-icon {
  width: 70px;
  height: 70px;
  background: rgba(99, 102, 241, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 28px;
  color: var(--primary);
  transition: var(--transition);
}

.category-card h3 {
  font-size: 1.3rem;
  margin-bottom: 10px;
}

.category-card p {
  color: var(--gray);
  font-size: 14px;
  transition: var(--transition);
}

/* FOOTER */
.footer {
  background: var(--dark-light);
  padding: 60px 0 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h4 {
  font-size: 1.2rem;
  margin-bottom: 20px;
}

.footer-desc {
  color: var(--gray);
  margin: 15px 0 20px;
  line-height: 1.6;
}

.social-links {
  display: flex;
  gap: 15px;
}

.social-links a {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray);
  transition: var(--transition);
}

.social-links a:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-3px);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: var(--gray);
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--primary);
  padding-left: 5px;
}

.subscribe-box {
  display: flex;
  margin: 20px 0;
}

.subscribe-box input {
  flex: 1;
  padding: 12px 15px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius) 0 0 var(--radius);
  color: var(--light);
}

.subscribe-box button {
  background: var(--primary);
  color: white;
  border: none;
  padding: 0 20px;
  border-radius: 0 var(--radius) var(--radius) 0;
  cursor: pointer;
  transition: var(--transition);
}

.subscribe-box button:hover {
  background: var(--primary-dark);
}

.copyright {
  color: var(--gray);
  font-size: 14px;
  margin-top: 20px;
}

/* BACK TO TOP */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 999;
  box-shadow: var(--shadow);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--primary-dark);
  transform: translateY(-5px);
}

/* RESPONSIVE */
@media (max-width: 992px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .hero-title {
    font-size: 2.8rem;
  }
}

@media (max-width: 768px) {
  .nav-links, .nav-actions {
    display: none;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .hero-title {
    font-size: 2.2rem;
  }
  
  .hero-subtitle {
    font-size: 1rem;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 20px;
  }
  
  .search-box {
    flex-direction: column;
  }
  
  #searchInput {
    border-radius: var(--radius);
    margin-bottom: 10px;
  }
  
  .search-btn {
    border-radius: var(--radius);
    padding: 15px;
  }
  
  .ad-container {
    flex-direction: column;
    text-align: center;
    gap: 20px;
  }
  
  .ad-icon {
    order: -1;
  }
  
  .tools-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
}