/* Base Styles */
:root {
    --primary-color: #6c5ce7;
    --primary-dark: #5649c0;
    --secondary-color: #00cec9;
    --accent-color: #fd79a8;
    --dark-color: #2d3436;
    --light-color: #f5f6fa;
    --gray-color: #636e72;
    --light-gray: #dfe6e9;
    --white: #ffffff;
    --black: #000000;
    --success-color: #00b894;
    --warning-color: #fdcb6e;
    --error-color: #d63031;
    --font-primary: 'Poppins', sans-serif;
    --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--dark-color);
    background-color: var(--white);
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

section {
    padding: 5rem 0;
}

.section-subtitle {
    color: var(--gray-color);
    font-size: 1.1rem;
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
}

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

.btn {
    display: inline-block;
    padding: 0.8rem 1.8rem;
    border-radius: 50px;
    font-weight: 500;
    transition: var(--transition);
    text-align: center;
    cursor: pointer;
    border: none;
    outline: none;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--box-shadow);
}

.btn-secondary {
    background-color: var(--white);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: var(--box-shadow);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.center {
    text-align: center;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 0;
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    padding: 1rem 0;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--dark-color);
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    font-weight: 500;
    position: relative;
}

.nav-links a:not(.btn-primary):not(.btn-secondary):hover {
    color: var(--primary-color);
}

.nav-links a:not(.btn-primary):not(.btn-secondary)::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.nav-links a:not(.btn-primary):not(.btn-secondary):hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--dark-color);
    margin: 5px 0;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    padding: 10rem 0 5rem;
    background: linear-gradient(135deg, #f5f7fa 0%, #f5f6fa 100%);
}

.hero .container {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.hero-content {
    flex: 1;
}

.hero-image {
    flex: 1;
}

.hero h1 {
    font-size: 3.2rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero h1 span {
    color: var(--primary-color);
    position: relative;
}

.hero h1 span::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 10px;
    background-color: rgba(108, 92, 231, 0.3);
    z-index: -1;
}

.hero p {
    font-size: 1.2rem;
    color: var(--gray-color);
    margin-bottom: 2rem;
    max-width: 500px;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.trust-badges {
    display: flex;
    gap: 1.5rem;
}

.badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--gray-color);
}

.badge i {
    color: var(--success-color);
}

.tts-demo {
    background-color: var(--white);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--box-shadow);
}

.tts-demo textarea {
    width: 100%;
    height: 150px;
    padding: 1.2rem;
    border: 2px solid var(--light-gray);
    border-radius: 10px;
    resize: none;
    font-family: var(--font-primary);
    margin-bottom: 1.5rem;
    transition: var(--transition);
    font-size: 1rem;
}

.tts-demo textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 8px rgba(108, 92, 231, 0.2);
}

.voice-selector {
    display: flex;
    gap: 0.5rem;
}

.voice-selector select {
    flex: 1;
    padding: 0.9rem;
    border: 2px solid var(--light-gray);
    border-radius: 10px;
    font-family: var(--font-primary);
    transition: var(--transition);
    font-size: 1rem;
    background-color: var(--white);
    cursor: pointer;
}

.voice-selector select:focus {
    outline: none;
    border-color: var(--primary-color);
}

.voice-selector button {
    width: 50px;
    height: 50px;
    border-radius: 10px;
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.voice-selector button:hover {
    background-color: var(--primary-dark);
    transform: scale(1.05);
}

.waveform {
    height: 0; /* Set height to 0 to hide it */
    visibility: hidden; /* Hide it completely */
    margin-top: 0; /* Remove top margin */
}

/* Features Section */
.features {
    background-color: var(--white);
}

.features h2 span {
    color: var(--primary-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--light-color);
    border-radius: 15px;
    padding: 2rem;
    transition: var(--transition);
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--box-shadow);
}

.feature-card .icon {
    width: 70px;
    height: 70px;
    background-color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 1.8rem;
    color: var(--primary-color);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.feature-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--gray-color);
    font-size: 0.95rem;
}

/* Voices Section */
.voices {
    background-color: #f9f9f9;
}

.voices h2 span {
    color: var(--primary-color);
}

.voice-filter {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.filter-option {
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    background-color: var(--white);
    color: var(--gray-color);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid var(--light-gray);
}

.filter-option.active,
.filter-option:hover {
    background-color: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

.voice-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.voice-card {
    background-color: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.voice-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow);
}

.voice-card img {
    width: 100%;
    height: 120px;
    object-fit: cover;
}

.voice-info {
    padding: 1.5rem;
}

.voice-info h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.voice-info p {
    color: var(--gray-color);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.voice-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.voice-play {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.voice-play:hover {
    background-color: var(--primary-dark);
    transform: scale(1.1);
}

/* Pricing Section */
.pricing {
    background-color: var(--white);
}

.pricing h2 span {
    color: var(--primary-color);
}

.pricing-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 34px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--light-gray);
    transition: .4s;
}

.slider:before {
    position: absolute;
    content: "";
    height: 26px;
    width: 26px;
    left: 4px;
    bottom: 4px;
    background-color: var(--white);
    transition: .4s;
}

input:checked+.slider {
    background-color: var(--primary-color);
}

input:checked+.slider:before {
    transform: translateX(26px);
}

.slider.round {
    border-radius: 34px;
}

.slider.round:before {
    border-radius: 50%;
}

.discount-badge {
    background-color: var(--accent-color);
    color: var(--white);
    padding: 0.2rem 0.5rem;
    border-radius: 50px;
    font-size: 0.8rem;
    margin-left: 0.5rem;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.pricing-card {
    background-color: var(--light-color);
    border-radius: 15px;
    padding: 2.5rem 2rem;
    transition: var(--transition);
    position: relative;
}

.pricing-card.popular {
    border: 2px solid var(--primary-color);
    transform: scale(1.05);
}

.popular-badge {
    position: absolute;
    top: -15px;
    right: 20px;
    background-color: var(--primary-color);
    color: var(--white);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
}

.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.price {
    margin-bottom: 1.5rem;
}

.price .amount {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark-color);
}

.price .period {
    font-size: 1rem;
    color: var(--gray-color);
}

.pricing-card p {
    color: var(--gray-color);
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--light-gray);
}

.pricing-card ul {
    margin-bottom: 2rem;
}

.pricing-card ul li {
    margin-bottom: 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.95rem;
}

.pricing-card ul li i {
    color: var(--success-color);
}

.enterprise-cta {
    text-align: center;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--light-gray);
}

.enterprise-cta p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

/* Testimonials Section */
.testimonials {
    background-color: #f9f9f9;
}

.testimonials h2 span {
    color: var(--primary-color);
}

.testimonial-slider {
    display: flex;
    gap: 2rem;
    overflow-x: auto;
    padding-bottom: 2rem;
    scroll-snap-type: x mandatory;
    margin-bottom: 3rem;
}

.testimonial-slider::-webkit-scrollbar {
    height: 8px;
}

.testimonial-slider::-webkit-scrollbar-track {
    background: var(--light-gray);
    border-radius: 10px;
}

.testimonial-slider::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 10px;
}

.testimonial-card {
    min-width: 350px;
    background-color: var(--white);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--box-shadow);
    scroll-snap-align: start;
}

.rating {
    color: var(--warning-color);
    margin-bottom: 1.5rem;
}

.testimonial-card p {
    font-style: italic;
    margin-bottom: 1.5rem;
    color: var(--gray-color);
}

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

.user img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.user-info h4 {
    margin-bottom: 0.2rem;
    font-size: 1.1rem;
}

.user-info span {
    font-size: 0.9rem;
    color: var(--gray-color);
}

.company-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.company-logos img {
    height: 40px;
    opacity: 0.7;
    transition: var(--transition);
    filter: grayscale(100%);
}

.company-logos img:hover {
    opacity: 1;
    filter: grayscale(0%);
}

/* CTA Section */
.cta {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    text-align: center;
    padding: 6rem 0;
}

.cta h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.cta h2 span {
    position: relative;
}

.cta h2 span::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 10px;
    background-color: rgba(255, 255, 255, 0.3);
    z-index: 0;
}

.cta p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta .btn-primary {
    background-color: var(--white);
    color: var(--primary-color);
}

.cta .btn-primary:hover {
    background-color: var(--light-color);
}

.small {
    font-size: 0.9rem;
    margin-top: 1rem;
    opacity: 0.8;
}

/* FAQ Section */
.faq {
    background-color: var(--white);
}

.faq h2 span {
    color: var(--primary-color);
}

.faq-grid {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 1rem;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
}

.faq-question {
    background-color: var(--light-color);
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question h3 {
    margin-bottom: 0;
    font-size: 1.1rem;
}

.faq-question i {
    transition: var(--transition);
}

.faq-question.active i {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background-color: var(--white);
}

.faq-answer p {
    padding: 0 1.5rem 1.5rem;
}

.faq-cta {
    text-align: center;
    margin-top: 3rem;
}

/* Footer */
footer {
    background-color: var(--dark-color);
    color: var(--light-gray);
    padding: 5rem 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col h4 {
    color: var(--white);
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
    position: relative;
    padding-bottom: 0.8rem;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background-color: var(--primary-color);
}

.footer-col p {
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

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

.footer-col ul li a:hover {
    color: var(--primary-color);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

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

.newsletter-form {
    display: flex;
    margin-top: 1.5rem;
}

.newsletter-form input {
    flex: 1;
    padding: 0.8rem 1rem;
    border: none;
    border-radius: 5px 0 0 5px;
    font-family: var(--font-primary);
}

.newsletter-form button {
    width: 50px;
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 0 5px 5px 0;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-form button:hover {
    background-color: var(--primary-dark);
}

.footer-bottom {
    padding: 2rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    margin-bottom: 0;
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a:hover {
    color: var(--primary-color);
}

/* Responsive Styles */
@media (max-width: 992px) {
    .hero .container {
        flex-direction: column;
    }

    .hero-content,
    .hero-image {
        width: 100%;
        text-align: center;
    }

    .hero h1 {
        font-size: 2.8rem;
    }

    .hero p {
        margin-left: auto;
        margin-right: auto;
    }

    .cta-buttons,
    .trust-badges {
        justify-content: center;
    }

    .pricing-card.popular {
        transform: scale(1);
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--white);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 2rem;
        transition: var(--transition);
        z-index: 999;
    }

    .nav-links.active {
        left: 0;
    }

    .hamburger {
        display: block;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    section {
        padding: 3rem 0;
    }

    .features-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .hero h1 {
        font-size: 1.8rem;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .testimonial-card {
        min-width: 280px;
    }
}

/* TTS Demo Controls */
.tts-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.control-group label {
    font-size: 0.9rem;
    color: var(--gray-color);
    font-weight: 500;
}

.control-group select {
    padding: 0.9rem;
    border: 2px solid var(--light-gray);
    border-radius: 10px;
    font-family: var(--font-primary);
    transition: var(--transition);
    font-size: 1rem;
    background-color: var(--white);
    cursor: pointer;
}

.control-group select:focus {
    outline: none;
    border-color: var(--primary-color);
}

.button-group {
    grid-column: 1 / -1;
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.button-group button {
    flex: 1;
    padding: 1rem;
    border-radius: 10px;
    font-family: var(--font-primary);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 1rem;
}

.button-group button:first-child {
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
}

.button-group button:first-child:hover {
    background-color: var(--primary-dark);
}

.button-group button:last-child {
    background-color: var(--white);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.button-group button:last-child:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.button-group button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.status-message {
    font-size: 0.9rem;
    margin-top: 1rem;
    min-height: 1.2rem;
}

/* Voice Samples Section */
.voice-samples {
    background-color: #f9f9f9;
}

.voice-samples h2 span {
    color: var(--primary-color);
}

.voice-sample-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.voice-sample-card {
    background-color: var(--white);
    border-radius: 15px;
    padding: 1.5rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.voice-sample-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow);
}

.voice-sample-info h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.voice-sample-info p {
    color: var(--gray-color);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.voice-sample-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.voice-sample-play-pause {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.voice-sample-play-pause:hover {
    background-color: var(--primary-dark);
    transform: scale(1.1);
}

.voice-sample-play-pause i {
    font-size: 1.2rem;
}