:root {
    --accent: #e74c3c;
    --dark: #2c3e50;
    --light: #ecf0f1;
    --primary: #2c3e50;
    --secondary: #3498db;
  }
  * {
    box-sizing: border-box;
    font-family: "Segoe UI", system-ui, sans-serif;
    margin: 0;
    padding: 0;
  }
  body {
    background-color: #f9fafb;
    color: var(--dark);
    line-height: 1.6;
  }
  .hero {
 
    background: linear-gradient(#2c3e50c0, #2c3e50e6), url(../img/n1.webp);
    background-position: center;
    background-size: cover;
    color: #fff;
    padding: 6rem 2rem;
    text-align: center;
  }
  .hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
  }
  .hero p {
    font-size: 1.2rem;
    margin: 0 auto;
    max-width: 800px;
  }
  .btnn {
    background: linear-gradient(90deg, #ffd700 0%, orange 100%);
    border: none;
    border-radius: 8px;
    box-shadow: 0 4px 12px #ffa50066;
    color: #fff;
    display: inline-block;
    font-size: 1.2rem;
    font-weight: 600;
    letter-spacing: 1px;
    margin-top: 2vh;
    overflow: hidden;
    padding: 14px 40px;
    position: relative;
    text-decoration: none;
    text-transform: uppercase;
    transition: all 0.3s ease-in-out;
    z-index: 1;
  }
  .btnn::before {
    -webkit-backdrop-filter: blur(10px); /* Safari 9+ */
    backdrop-filter: blur(10px); /* Standard */
    background: #ffffff26;
    border-radius: 8px;
    content: "";
    height: 100%;
    left: 0;
    opacity: 0;
    position: absolute;
    top: 0;
    transition: opacity 0.3s ease-in-out;
    width: 100%;
  }
  .btnn:hover {
    box-shadow: 0 6px 18px #ffa50099;
    transform: scale(1.05);
  }
  .btnn:active {
    box-shadow: 0 3px 10px #ffa50080;
    transform: scale(0.98);
  }
  @keyframes shine {
    0% {
      transform: translateX(-100%);
    }
    100% {
      transform: translateX(100%);
    }
  }
  .btnn::after {
    background: linear-gradient(
      120deg,
      transparent 30%,
      #fff6 50%,
      transparent 70%
    );
    content: "";
    height: 100%;
    left: -100%;
    position: absolute;
    top: 0;
    transition: left 0.6s ease-in-out;
    width: 200%;
  }
  .btnn:hover::after {
    left: 100%;
  }
  @media (max-width: 768px) {
    .btn {
      font-size: 1rem;
      font-size: 1rem;
      padding: 12px 30px;
      padding: 12px 30px;
    }
  }
  .event-overview {
    background: linear-gradient(135deg, #1a2a6c, #2a4858);
    color: #fff;
    overflow: hidden;
    padding: 5rem 2rem;
    position: relative;
  }
  .event-overview::before {
    background: url(../img/banner.webp) repeat;
    bottom: 0;
    content: "";
    left: 0;
    opacity: 0.05;
    pointer-events: none;
    position: absolute;
    right: 0;
    top: 0;
  }
  .overview-container {
    margin: 0 auto;
    max-width: 1200px;
  }
  .overview-grid {
    align-items: center;
    display: grid;
    gap: 3rem;
    grid-template-columns: 1fr 1fr;
  }
  .overview-title {
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: 2rem;
  }
  .overview-features {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: repeat(2, 1fr);
    margin-top: 2rem;
  }
  .feature-card {
    -webkit-backdrop-filter: blur(10px); /* Safari 9+ */
    backdrop-filter: blur(10px); /* Standard */
    background: #ffffff1a;
    border-radius: 8px;
    padding: 1.5rem;
    transition: transform 0.3s ease;
  }
  .feature-card:hover {
    background: #ffffff26;
    transform: translateY(-5px);
  }
  .feature-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
  }
  .feature-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
  }
  .highlight {
    color: #4fc3f7;
    font-weight: 600;
  }
  .event-duration {
    background: #4fc3f733;
    border-radius: 20px;
    display: inline-block;
    margin-bottom: 1rem;
    padding: 0.5rem 1rem;
  }
  .target-audience {
    background: linear-gradient(135deg, #f6f9fc 0%, #1b3d67 100%);
    overflow: hidden;
    padding: 6rem 0;
    position: relative;
  }
  .target-audience::before {
    background: url(../img/n3.webp) repeat;
    content: "";
    height: 90%;
    left: 0;
    opacity: 0.03;
    pointer-events: none;
    position: absolute;
    top: 0;
    width: 100%;
  }
  .audience-container {
    margin: 0 auto;
    max-width: 1200px;
    padding: 0 2rem;
  }
  .audience-header {
    margin: 0 auto 4rem;
    max-width: 800px;
    text-align: center;
  }
  .audience-title {
    color: #1a365d;
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    position: relative;
  }
  .audience-title::after {
    background: linear-gradient(90deg, #3498db, #2c3e50);
    border-radius: 2px;
    bottom: 0;
    content: "";
    height: 4px;
    left: 50%;
    position: absolute;
    transform: translateX(-50%);
    width: 80px;
  }
  .audience-description {
    color: #4a5568;
    font-size: 1.2rem;
    line-height: 1.8;
    margin-bottom: 2rem;
  }
  .audience-grid {
    display: grid;
    gap: 2.5rem;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    padding: 1rem;
  }
  .audience-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 10px 30px #00000014;
    overflow: hidden;
    position: relative;
    transition: all 0.3s ease;
  }
  .audience-card:hover {
    box-shadow: 0 20px 40px #0000001f;
    transform: translateY(-10px);
  }
  .card-header {
    background: linear-gradient(135deg, #2c3e50, #3498db);
    color: #fff !important;
    padding: 2rem !important;
  }
  .card-header h3 {
    align-items: center;
    display: flex;
    font-size: 1.5rem;
    gap: 1rem;
    margin: 0;
  }
  .specialist-list {
    list-style: none;
    margin: 0;
    padding: 0;
  }
  .specialist-item {
    background: #f8fafc;
    border-left: 4px solid transparent;
    border-radius: 8px;
    margin-bottom: 1rem;
    padding: 1rem 1.5rem;
    transition: all 0.2s ease;
  }
  .specialist-item:hover {
    background: #f1f5f9;
    border-left-color: #3498db;
    transform: translateX(5px);
  }
  .specialist-item:last-child {
    margin-bottom: 0;
  }
  .specialist-title {
    color: #2d3748;
    font-weight: 600;
    margin-bottom: 0.5rem;
  }
  .specialist-description {
    color: #64748b;
    font-size: 0.95rem;
    line-height: 1.6;
  }
  .overview-content,
  .card-content {
    padding: 2rem;
  }
  @keyframes cardFloat {
    50% {
      transform: translateY(-10px);
    }
    0%,
    100% {
      transform: translateY(0px);
    }
  }
  .audience-card:hover {
    animation: cardFloat 3s ease-in-out infinite;
  }
  @media (max-width: 768px) {
    .hero {
      padding: 3rem 1rem;
      margin: 0;
    }
    .hero p {
      font-size: 1rem;
    }
    .btnn {
      padding: 1.2rem 2.4rem;
    }
    .audience-grid {
      gap: 2rem;
      grid-template-columns: 1fr;
      padding: 0.5rem;
    }
    .audience-description {
      font-size: 1.1rem;
    }
    .card-header h3 {
      font-size: 1.3rem;
    }
    .specialist-item {
      margin-bottom: 0.8rem;
      padding: 1.2rem;
    }
    .specialist-description {
      font-size: 0.9rem;
    }
    .audience-card:hover {
      animation: none;
      box-shadow: 0 10px 30px #00000014;
      transform: none;
    }
    .hero h1,
    .overview-title,
    .audience-title {
      font-size: 2rem;
    }
    .grid,
    .overview-grid,
    .overview-features {
      grid-template-columns: 1fr;
    }
    .overview-content,
    .feature-card {
      padding: 1rem;
    }
    .specialist-item:hover,
    .feature-card:hover {
      transform: none;
    }
  }
  @media (max-width: 576px) {
    .hero {
      padding: 2rem 1rem;
    }
    .audience-header {
      margin-bottom: 2rem;
    }
    .audience-card {
      border-radius: 12px;
    }
    .hero h1,
    .overview-title {
      font-size: 1.75rem;
    }
    .card-content,
    .card-header {
      padding: 1.5rem;
    }
  }
  .program-content {
    background: #f8fafc;
    padding: 6rem 0;
    position: relative;
  }
  .program-container {
    margin: 0 auto;
    max-width: 1200px;
    padding: 0 2rem;
  }
  .section-title {
    color: #1a365d;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    padding-bottom: 1rem;
    position: relative;
    text-align: center;
  }
  .section-title::after {
    background: linear-gradient(90deg, #3498db, #2c3e50);
    border-radius: 2px;
    bottom: 0;
    content: "";
    height: 4px;
    left: 50%;
    position: absolute;
    transform: translateX(-50%);
    width: 60px;
  }
  .session-card {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 20px #0000000f;
    overflow: hidden;
    padding: 2rem;
    position: relative;
    transition: all 0.3s ease;
  }
  .session-card:hover {
    box-shadow: 0 8px 30px #0000001f;
    transform: translateY(-5px);
  }
  .session-number {
    color: #3498db;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
  }
  .session-title {
    color: #2d3748;
    font-size: 1.3rem;
    line-height: 1.4;
    margin-bottom: 1rem;
  }
  .why-attend {
    background: linear-gradient(135deg, #2c3e50, #3498db);
    border-radius: 16px;
    color: #fff;
    margin-bottom: 4rem;
    padding: 4rem 2rem;
  }
  .benefits-grid {
    display: grid;
    gap: 2rem;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    margin-top: 2rem;
  }
  .benefit-item {
    align-items: flex-start;
    -webkit-backdrop-filter: blur(10px); /* Safari 9+ */
    backdrop-filter: blur(10px); /* Standard */
    background: #ffffff1a;
    border-radius: 8px;
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    transition: transform 0.3s ease;
  }
  .benefit-item:hover {
    transform: translateY(-5px);
  }
  .benefit-icon {
    font-size: 1.5rem;
  }
  .workshop-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
  }
  .workshop-header {
    background: linear-gradient(135deg, #1a365d, #2c5282);
    color: #fff;
    padding: 1.5rem;
  }
  .workshop-content {
    padding: 2rem;
  }
  .workshop-list {
    list-style: none;
    padding: 0;
  }
  .workshop-item {
    align-items: center;
    border-bottom: 1px solid #e2e8f0;
    display: flex;
    gap: 1rem;
    padding: 1rem;
    transition: all 0.3s ease;
  }
  .workshop-item:hover {
    background: #f7fafc;
    padding-left: 1.5rem;
  }
  .workshop-item::before {
    color: #3498db;
    content: "▸";
    font-weight: 700;
  }
  .live-cases {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 20px #0000000f;
    padding: 2rem;
  }
  .live-case-item {
    align-items: center;
    border-bottom: 1px solid #e2e8f0;
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    transition: all 0.3s ease;
  }
  .live-case-item:hover {
    background: #f7fafc;
  }
  .live-icon {
    background: #ef4444;
    border-radius: 50%;
    color: #fff;
    font-size: 0.8rem;
    padding: 0.5rem;
  }
  .sessions-grid,
  .workshops-container {
    display: grid;
    gap: 2rem;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    margin-bottom: 4rem;
  }
  .workshop-item:last-child,
  .live-case-item:last-child {
    border-bottom: none;
  }
  @media (max-width: 768px) {
    .sessions-grid,
    .benefits-grid,
    .workshops-container {
      grid-template-columns: 1fr;
    }
    .section-title {
      font-size: 2rem;
    }
  }