:root {
    --primary: #f44336;
    --secondary: #212121;
    --accent: #424242;
}

.language-switcher {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
}

body {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

.footer {
    background-color: var(--secondary);
    color: white;
    padding: 30px 0;
    margin-top: auto;
}

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

.btn-large:hover {
    background-color: #d32f2f;
}

.page-header {
    background-color: var(--primary);
    color: white;
    padding: 40px 0;
    margin-bottom: 30px;
}

/* Index page specific styles */
.hero {
    padding: 60px 0;
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('https://images.unsplash.com/photo-1470225620780-dba8ba36b745?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=2070&q=80');
    background-size: cover;
    background-position: center;
    color: white;
    text-align: center;
}

.hero .converter-card {
    margin-top: 30px;
    background-color: rgba(255, 255, 255, 0.9);
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.hero .converter-card .card-title {
    color: var(--secondary);
    font-weight: bold;
}

.hero .converter-card .input-field input {
    color: var(--secondary);
}

.hero .converter-card .input-field label {
    color: var(--accent);
}

.hero .converter-card .input-field input:focus + label {
    color: var(--primary);
}

.hero .converter-card .input-field input:focus {
    border-bottom: 1px solid var(--primary);
    box-shadow: 0 1px 0 0 var(--primary);
}

.converter-card {
    margin-top: -60px;
    z-index: 10;
}

.video-info-card {
    color: #212121;
}

.video-info-card h5 {
    color: #212121;
}

.video-info-card p {
    color: #424242;
}

.feature-icon {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.feature-box {
    text-align: center;
    padding: 30px;
    transition: transform 0.3s ease;
}

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

.step-number {
    display: inline-block;
    width: 30px;
    height: 30px;
    background-color: var(--primary);
    color: white;
    border-radius: 50%;
    text-align: center;
    line-height: 30px;
    margin-right: 10px;
}

.how-it-works-step {
    margin-bottom: 30px;
}

/* FAQ Section */
.collapsible-header {
    font-weight: bold;
}

.collapsible-body {
    padding: 1rem;
}

/* Testimonials Section */
.card .card-content {
    padding: 20px;
}

.material-icons {
    vertical-align: middle;
}

/* Contact page specific styles */
.contact-card {
    margin-top: -60px;
    z-index: 10;
}

.contact-icon {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 20px;
}