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

 :root {
    --primary-color: #35D1D1;
    --secondary-color: #FFFFFF;
    --accent-color: #2bb8b8;
    --success-color: #10b981;
    --text-dark: #0f172a;
    --text-gray: #64748b;
    --bg-light: #f8fafc;
    --bg-dark: #0f172a;
    --border-color: #e2e8f0;
    --gradient-1: linear-gradient(135deg, #35D1D1 0%, #2bb8b8 100%);
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-dark);
    background-color: var(--secondary-color);
    line-height: 1.6;
    overflow-x: hidden;
}


/* Top Bar */

.top-bar {
    background: var(--bg-dark);
    color: white;
    padding: 0.8rem 0;
    font-size: 0.9rem;
}

.top-bar-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-left {
    display: flex;
    gap: 2rem;
}

.top-bar-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #ccc;
}

.top-bar-item i {
    color: #35D1D1;
}

.top-bar-right {
    display: flex;
    gap: 1rem;
}

.top-bar-link {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.top-bar-link:hover {
    color: #35D1D1;
}


/* Navigation */

.navbar {
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
    z-index: 1000;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    text-decoration: none;
}

.logo-icon {
    width: 55px;
    height: 55px;
    background: linear-gradient(135deg, #35D1D1, #2bb8b8);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 900;
    font-size: 1.6rem;
    box-shadow: 0 8px 20px rgba(53, 209, 209, 0.4);
    position: relative;
}

.logo-icon::after {
    content: '';
    position: absolute;
    width: 6px;
    height: 6px;
    background: #10b981;
    border-radius: 50%;
    top: 8px;
    right: 8px;
    box-shadow: 0 0 8px #10b981;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-name {
    font-size: 1.9rem;
    font-weight: 900;
    background: linear-gradient(135deg, #35D1D1, #2bb8b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.logo-tagline {
    font-size: 0.7rem;
    color: #35D1D1;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 600;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a:hover,
.nav-links a.active {
    color: #35D1D1;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #35D1D1;
    transition: width 0.3s ease;
}

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

.nav-cta {
    background: #35D1D1;
    color: white !important;
    padding: 0.9rem 2rem;
    border-radius: 8px;
    font-weight: 700;
}

.nav-cta::after {
    display: none;
}

.nav-cta:hover {
    background: #2bb8b8;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(53, 209, 209, 0.4);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.mobile-toggle span {
    width: 28px;
    height: 3px;
    background: var(--text-dark);
    border-radius: 3px;
    transition: 0.3s;
}


/* Page Header */

.page-header {
    background: linear-gradient(135deg, #35D1D1 0%, #2bb8b8 100%);
    color: white;
    padding: 8rem 2rem 6rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><rect width="2" height="2" fill="white" opacity="0.1"/></svg>');
    background-size: 50px 50px;
}

.page-header-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
}

.page-header h1 {
    font-size: 4.5rem;
    font-weight: 900;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.page-header p {
    font-size: 1.4rem;
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.8;
    max-width: 700px;
    margin: 0 auto;
}


/* Container */

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}


/* Benefits Section */

.benefits-section {
    padding: 6rem 2rem;
    background: white;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2.5rem;
}

.benefit-item {
    text-align: center;
}

.benefit-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(53, 209, 209, 0.15), rgba(43, 184, 184, 0.1));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: all 0.3s ease;
}

.benefit-item:hover .benefit-icon {
    background: linear-gradient(135deg, #35D1D1, #2bb8b8);
    transform: scale(1.1);
}

.benefit-icon i {
    font-size: 2.5rem;
    background: linear-gradient(135deg, #35D1D1, #2bb8b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: all 0.3s ease;
}

.benefit-item:hover .benefit-icon i {
    color: white;
    -webkit-text-fill-color: white;
}

.benefit-item h3 {
    font-size: 1.3rem;
    font-weight: 800;
    margin-bottom: 0.8rem;
    color: var(--text-dark);
}

.benefit-item p {
    color: var(--text-gray);
    line-height: 1.7;
}


/* Demo Form Section */

.demo-form-section {
    padding: 6rem 2rem;
    background: var(--bg-light);
}

.demo-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.demo-info {
    position: sticky;
    top: 100px;
}

.section-badge {
    display: inline-block;
    background: rgba(53, 209, 209, 0.1);
    color: #35D1D1;
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.demo-info h2 {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
    line-height: 1.2;
}

.demo-info h2 span {
    color: #35D1D1;
}

.demo-info p {
    font-size: 1.15rem;
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.demo-features {
    list-style: none;
    padding: 0;
}

.demo-features li {
    padding: 1rem 0;
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.demo-features li:last-child {
    border-bottom: none;
}

.demo-features li i {
    width: 32px;
    height: 32px;
    background: rgba(16, 185, 129, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #10b981;
    font-size: 1rem;
    flex-shrink: 0;
}

.demo-features li span {
    font-size: 1.05rem;
    color: var(--text-dark);
    font-weight: 600;
}

.demo-form-card {
    background: white;
    border-radius: 24px;
    padding: 3rem;
    border: 2px solid var(--border-color);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.2rem;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    transition: all 0.3s ease;
    background: white;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #35D1D1;
    box-shadow: 0 0 0 3px rgba(53, 209, 209, 0.1);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.checkbox-group {
    margin-bottom: 2rem;
}

.checkbox-group label {
    font-weight: 700;
    margin-bottom: 1rem;
    display: block;
    color: var(--text-dark);
}

.checkbox-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.checkbox-item input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: #35D1D1;
}

.checkbox-item span {
    color: var(--text-dark);
    font-size: 0.95rem;
}

.submit-btn {
    width: 100%;
    padding: 1.3rem 2rem;
    background: linear-gradient(135deg, #35D1D1, #2bb8b8);
    color: white;
    border: none;
    border-radius: 12px;
    font-weight: 800;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(53, 209, 209, 0.4);
}

.form-note {
    text-align: center;
    color: var(--text-gray);
    font-size: 0.9rem;
    margin-top: 1.5rem;
}


/* Demo Types */

.demo-types-section {
    padding: 6rem 2rem;
    background: white;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.section-header h2 span {
    color: #35D1D1;
}

.section-header p {
    font-size: 1.2rem;
    color: var(--text-gray);
    max-width: 700px;
    margin: 0 auto;
}

.demo-types-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
}

.demo-type-card {
    background: white;
    border-radius: 20px;
    border: 2px solid var(--border-color);
    padding: 3rem;
    text-align: center;
    transition: all 0.3s ease;
}

.demo-type-card:hover {
    border-color: #35D1D1;
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(53, 209, 209, 0.2);
}

.demo-type-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, #35D1D1, #2bb8b8);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
}

.demo-type-icon i {
    font-size: 3rem;
    color: white;
}

.demo-type-card h3 {
    font-size: 1.8rem;
    font-weight: 900;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.demo-type-card p {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.demo-duration {
    display: inline-block;
    background: rgba(53, 209, 209, 0.1);
    color: #35D1D1;
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    font-weight: 800;
    font-size: 0.9rem;
}


/* Video Section */

.video-section {
    padding: 6rem 2rem;
    background: var(--bg-light);
}

.video-container {
    max-width: 1000px;
    margin: 3rem auto 0;
    position: relative;
}

.video-placeholder {
    width: 100%;
    height: 500px;
    background: linear-gradient(135deg, rgba(53, 209, 209, 0.1), rgba(43, 184, 184, 0.05));
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.video-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="2" cy="2" r="1" fill="rgba(53, 209, 209, 0.1)"/></svg>');
    background-size: 30px 30px;
}

.play-button {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, #35D1D1, #2bb8b8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 20px 60px rgba(53, 209, 209, 0.4);
    position: relative;
    z-index: 1;
}

.play-button:hover {
    transform: scale(1.1);
    box-shadow: 0 25px 70px rgba(53, 209, 209, 0.5);
}

.play-button i {
    font-size: 3rem;
    color: white;
    margin-left: 8px;
}


/* Testimonials */

.testimonials-section {
    padding: 6rem 2rem;
    background: white;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    margin-top: 3rem;
}

.testimonial-card {
    background: white;
    border-radius: 20px;
    border: 2px solid var(--border-color);
    padding: 2.5rem;
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    border-color: #35D1D1;
    box-shadow: 0 15px 40px rgba(53, 209, 209, 0.15);
}

.testimonial-stars {
    color: #fbbf24;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.testimonial-text {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 2rem;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #35D1D1, #2bb8b8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 900;
    font-size: 1.3rem;
}

.author-info h4 {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 0.2rem;
}

.author-info p {
    font-size: 0.9rem;
    color: var(--text-gray);
}


/* Footer */

.footer {
    background: var(--bg-dark);
    color: white;
    padding: 4rem 2rem 2rem;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-about h3 {
    font-size: 2rem;
    font-weight: 900;
    color: #35D1D1;
    margin-bottom: 1rem;
}

.footer-tagline {
    color: #999;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.footer-about p {
    color: #ccc;
    line-height: 1.8;
}

.footer-section h4 {
    font-size: 1.3rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    color: white;
}

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

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: #ccc;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-links a:hover {
    color: #35D1D1;
    padding-left: 5px;
}

.footer-links i {
    font-size: 0.8rem;
    color: #35D1D1;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #999;
}


/* Responsive */

@media (max-width: 1024px) {
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .demo-container {
        grid-template-columns: 1fr;
    }
    .demo-info {
        position: static;
    }
    .demo-types-grid {
        grid-template-columns: 1fr;
    }
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    .footer-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .top-bar {
        display: none;
    }
    .nav-links {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background: white;
        width: 100%;
        padding: 2rem;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
        transition: left 0.3s ease;
        gap: 1.5rem;
        align-items: flex-start;
    }
    .nav-links.active {
        left: 0;
    }
    .mobile-toggle {
        display: flex;
    }
    .page-header h1 {
        font-size: 2.8rem;
    }
    .section-header h2,
    .demo-info h2 {
        font-size: 2.2rem;
    }
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    .form-row,
    .checkbox-options {
        grid-template-columns: 1fr;
    }
    .video-placeholder {
        height: 300px;
    }
    .footer-container {
        grid-template-columns: 1fr;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}