:root {
            --primary: #2563eb;
            --primary-dark: #1d4ed8;
            --secondary: #f59e0b;
            --accent: #10b981;
            --dark: #1e293b;
            --light: #f8fafc;
            --gray: #94a3b8;
        }

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

        body {
            font-family: 'Poppins', sans-serif;
            background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
            color: var(--dark);
            line-height: 1.6;
        }

        .container {
            width: 90%;
            max-width: 700px;
            margin: 2rem auto;
            background: white;
            border-radius: 16px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            overflow: hidden;
            position: relative;
        }

        .header-banner {
            background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
            color: white;
            padding: 2rem;
            text-align: center;
            position: relative;
        }

        .header-banner::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><path fill="rgba(255,255,255,0.05)" d="M0,0 L100,0 L100,100 Q50,80 0,100 Z"></path></svg>');
            background-size: cover;
            opacity: 0.3;
        }

        h1 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            position: relative;
        }

        h2 {
            font-size: 1.5rem;
            color: var(--primary);
            margin: 1.5rem 0 1rem;
            position: relative;
            display: inline-block;
        }

        h2::after {
            content: "";
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 50%;
            height: 3px;
            background: var(--secondary);
            border-radius: 3px;
        }

        h3 {
            font-size: 1.2rem;
            color: var(--dark);
            margin-bottom: 0.5rem;
        }

        .subtitle {
            font-size: 1.1rem;
            opacity: 0.9;
            max-width: 80%;
            margin: 0 auto;
        }

        .content {
            padding: 2rem;
        }

        .countdown-container {
            background: var(--dark);
            color: white;
            padding: 1.5rem;
            border-radius: 12px;
            margin: 1.5rem 0;
            text-align: center;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }

        .countdown-title {
            font-size: 1rem;
            margin-bottom: 0.5rem;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
        }

        #timer {
            font-size: 1.8rem;
            font-weight: 700;
            font-family: monospace;
            letter-spacing: 1px;
            color: var(--secondary);
        }

        .highlight-box {
            background: rgba(37, 99, 235, 0.05);
            border-left: 4px solid var(--primary);
            padding: 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
        }

        .benefits-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1rem;
            margin: 1.5rem 0;
        }

        .benefit-item {
            display: flex;
            align-items: flex-start;
            gap: 0.8rem;
        }

        .benefit-icon {
            color: var(--accent);
            font-size: 1.2rem;
            margin-top: 0.2rem;
        }

        /* ===== SPEAKERS SECTION ===== */
        .speakers-section {
            margin: 2rem 0;
        }

        .speakers-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1.5rem;
            margin-top: 1.5rem;
        }

        .speaker-card {
            background: white;
            border-radius: 10px;
            padding: 1.5rem;
            text-align: center;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: transform 0.3s ease;
        }

        .speaker-card:hover {
            transform: translateY(-5px);
        }

        .speaker-img {
            width: 120px;
            height: 120px;
            border-radius: 50%;
            object-fit: cover;
            border: 3px solid var(--primary);
            margin: 0 auto 1rem;
            display: block;
        }

        .speaker-title {
            color: var(--gray);
            font-size: 0.9rem;
            margin-bottom: 0.5rem;
        }

        .speaker-social {
            display: flex;
            justify-content: center;
            gap: 0.8rem;
            margin-top: 1rem;
        }

        .speaker-social a {
            color: var(--primary);
            font-size: 1rem;
            transition: all 0.3s ease;
        }

        .speaker-social a:hover {
            color: var(--accent);
            transform: scale(1.2);
        }

        /* ===== WHO SHOULD ATTEND SECTION ===== */
        .attend-section {
            margin: 2rem 0;
        }

        .attend-list {
            list-style-type: none;
        }

        .attend-list li {
            margin-bottom: 0.8rem;
            display: flex;
            align-items: flex-start;
            gap: 0.8rem;
        }

        .attend-list li::before {
            content: "✓";
            color: var(--accent);
            font-weight: bold;
        }

        /* ===== FORM SECTION ===== */
        form {
            margin-top: 2rem;
        }

        .form-group {
            margin-bottom: 1.2rem;
            position: relative;
        }

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 500;
            color: var(--dark);
        }

        .form-control {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 1px solid #e2e8f0;
            border-radius: 8px;
            font-family: inherit;
            font-size: 1rem;
            transition: all 0.3s ease;
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
        }

        .checkbox-container {
            display: flex;
            align-items: flex-start;
            gap: 0.8rem;
            margin: 1rem 0;
        }

        .checkbox-container input {
            margin-top: 0.3rem;
        }

        /* ===== DAILY REMINDER OPTION ===== */
        .reminder-option {
            background: rgba(245, 158, 11, 0.1);
            padding: 1rem;
            border-radius: 8px;
            margin: 1rem 0;
            border-left: 3px solid var(--secondary);
        }

        .btn {
            display: inline-block;
            background: linear-gradient(90deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: white;
            padding: 1rem 2rem;
            border: none;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            width: 100%;
            text-align: center;
        }

        .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(37, 99, 235, 0.3);
        }

        .success-message {
            display: none;
            background: var(--accent);
            color: white;
            padding: 1rem;
            border-radius: 8px;
            margin: 1rem 0;
            text-align: center;
            animation: fadeIn 0.5s ease;
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .social-share {
            margin: 2rem 0 1rem;
            text-align: center;
        }

        .social-title {
            font-size: 1rem;
            margin-bottom: 1rem;
            color: var(--gray);
        }

        .social-icons {
            display: flex;
            justify-content: center;
            gap: 1rem;
        }

        .social-link {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            color: white;
            font-size: 1.2rem;
            transition: all 0.3s ease;
        }

        .facebook { background: #3b5998; }
        .twitter { background: #1da1f2; }
        .linkedin { background: #0077b5; }
        .whatsapp { background: #25d366; }

        .social-link:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
        }

        .footer {
            text-align: center;
            padding: 1.5rem;
            color: var(--gray);
            font-size: 0.9rem;
            border-top: 1px solid #e2e8f0;
        }

      
        
           #flyer {
            width: 100%;
            max-width: 800px;
            display: block;
            margin: 0 auto 2rem;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }