:root {
    --primary: #007ACC;
    --dark-bg: #1E1E1E;
    --darker-bg: #252526;
    --title-bar: #2D2D30;
    --text: #D4D4D4;
    --text-muted: #6E6E6E;
    --border: #3E3E42;
    --button-hover: #1177BB;
    --pause-bg: #FFA500;
    --pause-hover: #FFC04D;
    --reset-bg: #6E1100;
    --reset-hover: #8B1600;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--dark-bg);
    color: var(--text);
    line-height: 1.6;
}

header {
    background-color: var(--title-bar);
    padding: 1rem;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

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

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

.logo img {
    width: 40px;
    height: 40px;
}

.logo h1 {
    color: var(--primary);
    font-size: 1.8rem;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

nav a:hover {
    color: var(--primary);
}

main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 4rem;
    gap: 2rem;
}

.hero-content {
    flex: 1;
}

.hero-image {
    flex: 1;
    text-align: center;
}

.hero-image img {
    max-width: 100%;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.4);
}

h2 {
    color: var(--primary);
    margin-bottom: 1rem;
    font-size: 2.5rem;
}

h3 {
    color: var(--primary);
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.btn {
    display: inline-block;
    background-color: var(--primary);
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background-color: var(--button-hover);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.feature-card {
    background-color: var(--darker-bg);
    border-radius: 10px;
    padding: 1.5rem;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s;
}

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

.feature-icon {
    font-size: 2rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 122, 204, 0.2);
    border-radius: 12px;
    margin-bottom: 1rem;
}

.how-it-works {
    margin-bottom: 4rem;
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.step {
    background-color: var(--darker-bg);
    border-radius: 10px;
    padding: 1.5rem;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
    position: relative;
}

.step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--primary);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-weight: bold;
    font-size: 1.2rem;
}

.download-section {
    text-align: center;
    padding: 3rem;
    background-color: var(--darker-bg);
    border-radius: 10px;
    margin-bottom: 4rem;
}

.download-section h2 {
    margin-bottom: 2rem;
}

.faq {
    margin-bottom: 4rem;
}

.faq-item {
    margin-bottom: 1rem;
    background-color: var(--darker-bg);
    border-radius: 10px;
    overflow: hidden;
}

.faq-question {
    padding: 1rem;
    background-color: var(--title-bar);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 500;
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
}

.faq-answer {
    padding: 1rem;
    display: none;
}

.faq-item.active .faq-question::after {
    content: '-';
}

.faq-item.active .faq-answer {
    display: block;
}

footer {
    background-color: var(--title-bar);
    padding: 2rem 1rem;
    text-align: center;
}

footer p {
    margin: 0;
    color: var(--text-muted);
}

/* Hamburger Menu Styles */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--text);
    border-radius: 3px;
    transition: all 0.3s ease;
}

/* Mobile Responsive Styles */
@media (max-width: 768px) {
    .hero {
        flex-direction: column;
    }
    
    nav {
        flex-direction: column;
        gap: 1rem;
        position: relative;
    }
    
    .menu-toggle {
        display: flex;
        position: absolute;
        top: 1.5rem;
        right: 1.5rem;
        z-index: 200;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background-color: var(--darker-bg);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right 0.3s ease;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.2);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-links li {
        margin: 1.5rem 0;
    }
    
    .logo {
        margin-left: 0;
    }
    
    body.menu-open {
        overflow: hidden;
    }
    
    .menu-toggle.active span:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }
    
    nav ul {
        justify-content: center;
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .logo h1 {
        font-size: 1.5rem;
    }
    
    h2 {
        font-size: 1.8rem;
        text-align: center;
    }
    
    .hero-content {
        text-align: center;
    }
    
    .features {
        grid-template-columns: 1fr;
    }
    
    .steps {
        grid-template-columns: 1fr;
    }
    
    .step {
        padding-top: 2rem;
    }
    
    .feature-icon {
        margin: 0 auto 1rem auto;
    }
    
    .feature-card h3 {
        text-align: center;
        font-size: 1.4rem;
    }
    
    .download-section {
        padding: 2rem 1rem;
    }
    
    .btn {
        padding: 0.7rem 1.2rem;
        display: block;
        margin: 0 auto;
        max-width: 200px;
    }
    
    .faq-question {
        padding: 1rem 0.7rem;
        font-size: 0.95rem;
    }
}

/* Extra Small Device Styles */
@media (max-width: 480px) {
    main {
        padding: 1rem 0.8rem;
    }
    
    nav ul {
        gap: 0.5rem;
    }
    
    nav a {
        font-size: 0.9rem;
    }
    
    .logo img {
        width: 30px;
        height: 30px;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    p {
        font-size: 1rem;
    }
    
    .feature-card, .step {
        padding: 1.2rem;
    }
    
    .hero-image img {
        max-width: 100%;
    }
    
    .step-number {
        width: 30px;
        height: 30px;
        font-size: 1rem;
        top: -15px;
    }
    
    .feature-icon {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }
    
    .faq-question::after {
        font-size: 1.2rem;
    }
    
    .faq-answer {
        padding: 0.8rem;
    }
    
    .faq-answer p {
        font-size: 0.9rem;
    }
}