/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #111111;
    background-color: #ffffff;
    font-size: 16px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: #111111;
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    text-align: center;
    margin-bottom: 3rem;
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.5rem);
}

p {
    margin-bottom: 1rem;
    color: #111111;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #ffc300 0%, #d90429 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.1);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.hero-logo {
    margin-bottom: 2rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

.site-logo {
    max-width: 150px;
    border-radius: 13px;
    height: auto;
    object-fit: contain;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
    transition: transform 0.3s ease;
}

.site-logo:hover {
    transform: scale(1.05);
}

.hero-section h1 {
    color: white;
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.3rem);
    margin-bottom: 1rem;
    color: #ffffff;
    font-weight: 500;
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.2rem);
    margin-bottom: 2rem;
    color: #ffffff;
    font-weight: 400;
}

.hero-image-placeholder {
    margin: 3rem 0;
    display: flex;
    justify-content: center;
}

.hero-image {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    background: #f7fafc;
    min-height: 300px;
    max-width: 600px;
    object-fit: contain;
    display: block;
}

.hero-image-placeholder {
    margin: 3rem 0;
    display: flex;
    justify-content: center;
}

.hero-image-placeholder picture {
    width: 100%;
    max-width: 600px;
    display: flex;
    justify-content: center;
}

/* CTA Buttons */
.cta-button {
    display: inline-block;
    padding: 16px 32px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    text-align: center;
    border: none;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.cta-button.primary {
    background: linear-gradient(135deg, #ffc300 0%, #d90429 100%);
    color: white;
    box-shadow: 0 8px 25px rgba(255, 195, 0, 0.4);
}

.cta-button.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(255, 195, 0, 0.6);
}

/* Features Section */
.features-section {
    padding: 80px 0;
    background: #f8fafc;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, #ffc300 0%, #d90429 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.feature-card h3 {
    color: #111111;
    margin-bottom: 1rem;
}

.feature-card p {
    color: #111111;
    margin-bottom: 1.5rem;
}

.feature-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    background: #e2e8f0;
}

/* Technology Section */
.technology-section {
    padding: 80px 0;
    background: white;
}

.tech-hero-image {
    margin: 3rem 0;
    text-align: center;
}

.tech-hero-img {
    width: 100%;
    height: auto;
    max-width: 800px;
    border-radius: 16px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
    object-fit: contain;
}

.tech-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin: 4rem 0;
}

.tech-feature-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border: 1px solid rgba(255, 195, 0, 0.1);
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.tech-feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #ffc300 0%, #d90429 100%);
}

.tech-feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.12);
    border-color: rgba(255, 195, 0, 0.3);
}

.tech-card-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #ffc300 0%, #d90429 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    box-shadow: 0 8px 24px rgba(255, 195, 0, 0.3);
}

.tech-card-icon i {
    font-size: 1.8rem;
    color: white;
}

.tech-card-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #111111;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.tech-card-content p {
    font-size: 1.1rem;
    color: #4a5568;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.tech-card-benefits {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.benefit-item {
    background: rgba(255, 195, 0, 0.1);
    color: #d90429;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    border: 1px solid rgba(255, 195, 0, 0.2);
}

.tech-detail-image {
    margin: 4rem 0 2rem;
    text-align: center;
}

.tech-detail-img {
    width: 100%;
    height: auto;
    max-width: 600px;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    object-fit: contain;
}

.tech-detail-image figcaption {
    margin-top: 1rem;
    font-size: 1rem;
    color: #4a5568;
    font-style: italic;
}

/* Portability Section */
.portability-section {
    padding: 80px 0;
    background: #f8fafc;
}

.portability-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    margin-top: 3rem;
}

.portability-text {
    font-size: 1.5rem;
}

.portability-text strong {
    color: #d90429;
    font-weight: 700;
}

.highlight {
    font-size: 1.7rem;
    font-weight: 600;
    color: #ffc300;
    margin-top: 1.5rem;
}

.portability-image {
    width: 100%;
    height: auto;
    min-height: 250px;
    object-fit: contain;
    border-radius: 12px;
    background: #f8fafc;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.portability-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.portability-visual figcaption {
    margin-top: 1rem;
    font-size: 1rem;
    color: #4a5568;
    font-style: italic;
    text-align: center;
}

/* Materials Section */
.materials-section {
    padding: 80px 0;
    background: white;
}

.materials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.material-item {
    background: #f8fafc;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.material-item:hover {
    border-color: #d90429;
    transform: translateY(-3px);
}

.material-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    background: linear-gradient(135deg, #ffc300 0%, #d90429 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.material-item h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: #111111;
}

.material-type {
    font-weight: 600;
    color: #d90429;
    margin-bottom: 0.5rem;
}

.material-benefits {
    color: #111111;
    font-size: 0.95rem;
    margin: 0;
}

.materials-image {
    margin-top: 3rem;
    text-align: center;
}

.materials-img {
    width: 100%;
    max-width: 700px;
    height: auto;
    min-height: 250px;
    object-fit: contain;
    border-radius: 12px;
    background: #f8fafc;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.materials-image {
    margin-top: 3rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.materials-image figcaption {
    margin-top: 1rem;
    font-size: 1rem;
    color: #4a5568;
    font-style: italic;
    text-align: center;
}

/* Testimonials Section */
.testimonials-section {
    padding: 80px 0;
    background: #f8fafc;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 4rem;
    color: #ffc300;
    font-family: serif;
    line-height: 1;
}

.testimonial-content {
    margin-bottom: 1.5rem;
}

.testimonial-content p {
    font-style: italic;
    color: #111111;
    margin: 0;
}

.testimonial-author strong {
    color: #111111;
    font-weight: 600;
}

.testimonial-author span {
    color: #111111;
    font-size: 0.9rem;
    display: block;
    margin-top: 0.25rem;
}

/* Guarantee Section */
.guarantee-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #ffc300 0%, #ffffff 100%);
    text-align: center;
}

.guarantee-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.guarantee-text {
    flex: 1;
    max-width: 600px;
    text-align: left;
}

.guarantee-text p {
    font-size: 1.1rem;
    color: #111111;
}

.guarantee-promise {
    font-size: 1.2rem;
    font-weight: 600;
    color: #d90429;
    background: rgba(255, 255, 255, 0.9);
    padding: 1rem;
    border-radius: 8px;
    border-left: 4px solid #d90429;
}

.guarantee-badge {
    background: white;
    padding: 2rem;
    border-radius: 50%;
    width: 150px;
    height: 150px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    flex-shrink: 0;
}

.guarantee-badge i {
    font-size: 2rem;
    color: #ffc300;
    margin-bottom: 0.5rem;
}

.guarantee-badge span {
    font-weight: 700;
    color: #111111;
    text-align: center;
    font-size: 0.9rem;
    line-height: 1.2;
}

/* Order Form Section */
.cta-order-form {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 50%, #f1f5f9 100%);
    position: relative;
}

.cta-order-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 30%, rgba(255, 195, 0, 0.03) 0%, transparent 50%), 
                radial-gradient(circle at 80% 70%, rgba(217, 4, 41, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

.order-header {
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    z-index: 2;
}

.order-header h2 {
    background: linear-gradient(135deg, #d90429 0%, #ffc300 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 900;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.cta-subtitle {
    font-size: 1.2rem;
    color: #4a5568;
    max-width: 900px;
    margin: 0 auto 2.5rem;
    line-height: 1.6;
    font-weight: 500;
}

.cta-price {
    font-size: 2.5rem;
    font-weight: 900;
    color: #ffffff;
    background: linear-gradient(135deg, #d90429 0%, #ffc300 100%);
    padding: 1.5rem 3rem;
    border-radius: 16px;
    display: inline-block;
    border: 3px solid #ffffff;
    box-shadow: 0 12px 40px rgba(217, 4, 41, 0.3), 0 4px 16px rgba(0, 0, 0, 0.1);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    transform: perspective(1000px) rotateX(5deg);
    transition: all 0.3s ease;
}

.cta-price:hover {
    transform: perspective(1000px) rotateX(0deg) translateY(-3px);
    box-shadow: 0 16px 50px rgba(217, 4, 41, 0.4), 0 6px 20px rgba(0, 0, 0, 0.15);
}

/* Offers Grid */
.cta-offers {
    margin-bottom: 4rem;
    position: relative;
    z-index: 2;
}

.cta-offers h3 {
    font-size: 1.8rem;
    font-weight: 700;
    color: #2d3748;
    text-align: center;
    margin-bottom: 2.5rem;
    position: relative;
}

.cta-offers h3::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #ffc300 0%, #d90429 100%);
    border-radius: 2px;
}

.offers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.offer-card {
    background: #ffffff;
    border: 3px solid #e2e8f0;
    border-radius: 20px;
    padding: 2rem;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.offer-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 195, 0, 0.02) 0%, rgba(217, 4, 41, 0.02) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.offer-card:hover,
.offer-card.selected {
    border-color: #ffc300;
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 60px rgba(255, 195, 0, 0.25), 0 8px 30px rgba(217, 4, 41, 0.15);
}

.offer-card:hover::before,
.offer-card.selected::before {
    opacity: 1;
}

.offer-card input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.offer-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    background: linear-gradient(135deg, #d90429 0%, #ffc300 100%);
    color: #ffffff;
    padding: 0.75rem 1.25rem;
    font-size: 0.85rem;
    font-weight: 700;
    border-radius: 0 20px 0 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 15px rgba(217, 4, 41, 0.3);
}

.offer-card.popular .offer-badge {
    background: linear-gradient(135deg, #111111 0%, #ffc300 100%);
    animation: pulse 2s infinite;
}

.offer-card.best-value .offer-badge {
    background: linear-gradient(135deg, #d90429 0%, #ffc300 100%);
    animation: pulse 2s infinite;
}

.offer-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.offer-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.offer-price {
    font-size: 2.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, #d90429 0%, #ffc300 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
    line-height: 1;
}

.offer-description {
    color: #4a5568;
    font-size: 1rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

.offer-savings {
    color: #d90429;
    font-weight: 700;
    font-size: 1rem;
    background: rgba(217, 4, 41, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 25px;
    display: inline-block;
    border: 2px solid rgba(217, 4, 41, 0.2);
}

/* Form Styles */
.form-section {
    margin-bottom: 3rem;
    background: #ffffff;
    padding: 3rem;
    border-radius: 24px;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(255, 195, 0, 0.1);
    position: relative;
    z-index: 2;
}

.form-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 195, 0, 0.01) 0%, rgba(217, 4, 41, 0.01) 100%);
    border-radius: 24px;
    pointer-events: none;
}

.form-section h3 {
    font-size: 2rem;
    font-weight: 700;
    color: #2d3748;
    text-align: center;
    margin-bottom: 2.5rem;
    position: relative;
    z-index: 2;
}

.form-section h3::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: linear-gradient(135deg, #ffc300 0%, #d90429 100%);
    border-radius: 2px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2.5rem;
    position: relative;
    z-index: 2;
}

.form-group {
    display: flex;
    flex-direction: column;
    position: relative;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 0.75rem;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
}

.form-group label::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 30px;
    height: 2px;
    background: linear-gradient(135deg, #ffc300 0%, #d90429 100%);
    border-radius: 1px;
}

.form-group input,
.form-group select {
    padding: 16px 20px;
    border: 3px solid #e2e8f0;
    border-radius: 12px;
    font-size: 1.1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: #ffffff;
    font-weight: 500;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #ffc300;
    box-shadow: 0 0 0 4px rgba(255, 195, 0, 0.15), 0 4px 16px rgba(217, 4, 41, 0.1);
    transform: translateY(-2px);
}

.form-group input:hover,
.form-group select:hover {
    border-color: #ffc300;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.form-group input::placeholder {
    color: #a0aec0;
    font-weight: 400;
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url('data:image/svg+xml;charset=US-ASCII,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 4 5"><path fill="%23666" d="M2 0L0 2h4zm0 5L0 3h4z"/></svg>');
    background-repeat: no-repeat;
    background-position: right 16px center;
    background-size: 12px;
    padding-right: 50px;
}

.form-footer {
    text-align: center;
    margin-top: 3rem;
    position: relative;
    z-index: 2;
}

.security-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
    color: #111111;
    font-size: 1rem;
    font-weight: 500;
    background: rgba(255, 195, 0, 0.1);
    padding: 1rem 2rem;
    border-radius: 12px;
    border: 2px solid rgba(255, 195, 0, 0.2);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.security-note i {
    color: #d90429;
    font-size: 1.2rem;
}

.submit-button {
    background: linear-gradient(135deg, #d90429 0%, #ffc300 100%);
    color: #ffffff;
    border: none;
    padding: 20px 60px;
    font-size: 1.3rem;
    font-weight: 900;
    border-radius: 16px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 8px 30px rgba(217, 4, 41, 0.3), 0 4px 16px rgba(0, 0, 0, 0.1);
    border: 3px solid #ffffff;
    position: relative;
    overflow: hidden;
}

.submit-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.submit-button:hover::before {
    left: 100%;
}

.submit-button:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 16px 50px rgba(217, 4, 41, 0.4), 0 8px 25px rgba(255, 195, 0, 0.3);
}

.submit-button:active {
    transform: translateY(-2px) scale(1.02);
}

.submit-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.submit-button i {
    font-size: 1.4rem;
}

.payment-note {
    margin-top: 1.5rem;
    color: #111111;
    font-size: 1rem;
    font-weight: 600;
    background: rgba(255, 195, 0, 0.1);
    padding: 1rem 2rem;
    border-radius: 12px;
    border: 2px solid rgba(255, 195, 0, 0.2);
    display: inline-block;
    max-width: 500px;
}

/* FAQ Section */
.faq-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
}

.faq-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: #111111;
    font-size: 2.5rem;
    font-weight: 700;
    position: relative;
}

.faq-section h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #ffc300 0%, #d90429 100%);
    border-radius: 2px;
}

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

.faq-item {
    background: #ffffff;
    border-radius: 16px;
    margin-bottom: 1rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 195, 0, 0.1);
}

.faq-item:hover {
    box-shadow: 0 8px 30px rgba(217, 4, 41, 0.15);
    transform: translateY(-2px);
    border-color: rgba(255, 195, 0, 0.3);
}

.faq-question {
    width: 100%;
    padding: 1.5rem 2rem;
    background: none;
    border: none;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.1rem;
    font-weight: 600;
    color: #111111;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: inherit;
}

.faq-question:hover {
    background: linear-gradient(135deg, rgba(255, 195, 0, 0.05) 0%, rgba(217, 4, 41, 0.05) 100%);
    color: #d90429;
}

.faq-question.active {
    background: linear-gradient(135deg, rgba(255, 195, 0, 0.1) 0%, rgba(217, 4, 41, 0.1) 100%);
    color: #d90429;
}

.faq-question i {
    font-size: 1rem;
    color: #ffc300;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-question.active i {
    transform: rotate(180deg);
    color: #d90429;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(248, 250, 252, 0.5);
}

.faq-answer.active {
    max-height: 200px;
}

.faq-answer p {
    color: #111111;
    line-height: 1.6;
    margin: 0;
    padding: 1.5rem 2rem;
    font-size: 1rem;
}

/* Footer */
.footer {
    background: #111111;
    color: white;
    padding: 60px 0 20px;
}

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

.footer-section h3,
.footer-section h4 {
    color: white;
    margin-bottom: 1rem;
}

.footer-section p {
    color: #ffffff;
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    color: #ffffff;
    margin-bottom: 0.5rem;
    padding-left: 1rem;
    position: relative;
}

.footer-section ul li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: #ffc300;
}

.footer-bottom {
    border-top: 1px solid #ffffff;
    padding-top: 2rem;
    text-align: center;
    color: #ffffff;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-section {
        padding: 60px 0;
    }
    
    .site-logo {
        max-width: 97px;
    }
    
    .hero-logo {
        margin-bottom: 1rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .tech-features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin: 2rem 0;
    }

    .tech-feature-card {
        padding: 2rem;
    }

    .tech-card-icon {
        width: 60px;
        height: 60px;
    }

    .tech-card-icon i {
        font-size: 1.5rem;
    }

    .tech-card-content h3 {
        font-size: 1.3rem;
    }

    .tech-hero-img,
    .tech-detail-img {
        max-width: 100%;
    }

    .hero-image {
        max-width: 100%;
        min-height: 200px;
    }

    .portability-image,
    .materials-img {
        min-height: 200px;
    }
    

    
    .faq-section {
        padding: 60px 0;
    }
    
    .faq-section h2 {
        font-size: 2rem;
        margin-bottom: 2rem;
    }
    
    .faq-question {
        padding: 1.2rem 1.5rem;
        font-size: 1rem;
    }
    
    .faq-answer p {
        padding: 1.2rem 1.5rem;
        font-size: 0.95rem;
    }
    
    .portability-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .portability-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .guarantee-content {
        flex-direction: column;
        text-align: center;
    }
    
    .guarantee-text {
        text-align: center;
    }
    
    .offers-grid {
        grid-template-columns: 1fr;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .cta-price {
        font-size: 2rem;
        padding: 1rem 2rem;
    }
    
    .submit-button {
        padding: 18px 40px;
        font-size: 1.2rem;
    }
    
    .form-section {
        padding: 2rem;
        margin-bottom: 2rem;
    }
    
    .form-section h3 {
        font-size: 1.6rem;
    }
    
    .cta-offers h3 {
        font-size: 1.5rem;
    }
    
    .offer-card {
        padding: 1.5rem;
    }
    
    .offer-price {
        font-size: 2rem;
    }
    
    .security-note {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .payment-note {
        font-size: 0.9rem;
        padding: 0.75rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 10px;
    }
    
    .hero-section {
        padding: 40px 0;
    }
    
    .site-logo {
        max-width: 80px;
    }
    
    .hero-logo {
        margin-bottom: 1rem;
    }
    
    .features-section,
    .technology-section,
    .portability-section,
    .materials-section,
    .testimonials-section,
    .guarantee-section,
    .cta-order-form,
    .faq-section {
        padding: 50px 0;
    }
    
    .faq-section h2 {
        font-size: 1.8rem;
        margin-bottom: 1.5rem;
    }
    
    .faq-question {
        padding: 1rem 1.2rem;
        font-size: 0.95rem;
    }
    
    .faq-answer p {
        padding: 1rem 1.2rem;
        font-size: 0.9rem;
        line-height: 1.5;
    }
    
    .feature-card,
    .material-item,
    .testimonial-card {
        padding: 1.5rem;
    }
    
    .tech-features-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
        margin: 1.5rem 0;
    }

    .tech-feature-card {
        padding: 1.5rem;
    }

    .tech-card-icon {
        width: 50px;
        height: 50px;
    }

    .tech-card-icon i {
        font-size: 1.2rem;
    }

    .tech-card-content h3 {
        font-size: 1.2rem;
    }

    .tech-card-content p {
        font-size: 1rem;
    }

    .benefit-item {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }

    .hero-image,
    .tech-hero-img,
    .tech-detail-img,
    .portability-image,
    .materials-img {
        min-height: 180px;
        border-radius: 8px;
    }

    .portability-visual figcaption,
    .materials-image figcaption,
    .tech-detail-image figcaption {
        font-size: 0.9rem;
    }
    
    .guarantee-badge {
        width: 120px;
        height: 120px;
        padding: 1.5rem;
    }
    
    .guarantee-badge span {
        font-size: 0.8rem;
    }
    
    .order-header h2 {
        font-size: 1.8rem;
    }
    
    .cta-price {
        font-size: 1.8rem;
        padding: 1rem 1.5rem;
    }
    
    .form-section {
        padding: 1.5rem;
        border-radius: 16px;
    }
    
    .form-section h3 {
        font-size: 1.4rem;
    }
    
    .cta-offers h3 {
        font-size: 1.3rem;
    }
    
    .offer-card {
        padding: 1.25rem;
        border-radius: 16px;
    }
    
    .offer-price {
        font-size: 1.8rem;
    }
    
    .offer-title {
        font-size: 1.2rem;
    }
    
    .form-group input,
    .form-group select {
        padding: 14px 16px;
        font-size: 1rem;
    }
    
    .form-group label {
        font-size: 0.9rem;
    }
    
    .submit-button {
        padding: 16px 32px;
        font-size: 1.1rem;
        border-radius: 12px;
    }
    
    .security-note {
        padding: 0.75rem 1rem;
        font-size: 0.85rem;
        border-radius: 8px;
    }
    
    .payment-note {
        font-size: 0.85rem;
        padding: 0.75rem 1rem;
        border-radius: 8px;
    }
}

/* Loading and Animation States */
.fade-in {
    animation: fadeIn 0.6s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Focus styles for better accessibility */
.cta-button:focus,
.submit-button:focus,
input:focus,
select:focus {
    outline: 2px solid #ffc300;
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .hero-section,
    .cta-order-form,
    .footer {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    h1, h2, h3 {
        page-break-after: avoid;
    }
}

/* Thank You Page Styles */
.thank-you-page {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 50%, #cbd5e1 100%);
    min-height: 100vh;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 40px 20px;
    overflow-y: auto;
    position: relative;
}

.thank-you-page::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(59, 130, 246, 0.05) 0%, transparent 50%), radial-gradient(circle at 70% 80%, rgba(16, 185, 129, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.thankyou-container {
    max-width: 500px;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    padding: 50px;
    border-radius: 24px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1), 0 8px 32px rgba(0, 0, 0, 0.05);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.8);
    position: relative;
    z-index: 1;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    color: #333333;
}

.thankyou-container:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 70px rgba(0, 0, 0, 0.15), 0 10px 40px rgba(0, 0, 0, 0.08);
}

.thankyou-container h1 {
    font-size: 2.5em;
    color: #059669;
    margin-bottom: 20px;
    font-weight: 700;
    text-shadow: 0 2px 10px rgba(5, 150, 105, 0.2);
}

.thankyou-container > p {
    font-size: 1.2em;
    color: #555555;
    margin: 20px 0;
    line-height: 1.6;
}

.thankyou-details {
    margin: 30px 0;
    padding: 25px;
    background: rgba(248, 250, 252, 0.9);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    border: 1px solid rgba(226, 232, 240, 0.8);
    text-align: right;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.thankyou-details:hover {
    background: rgba(248, 250, 252, 1);
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

.thankyou-details p {
    font-size: 1.1em;
    margin: 10px 0;
    color: #444444;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
}

.important-notice {
    margin: 30px 0;
    padding: 30px;
    background: rgba(59, 130, 246, 0.08);
    backdrop-filter: blur(15px);
    border-radius: 20px;
    border: 1px solid rgba(59, 130, 246, 0.2);
    text-align: center;
    box-shadow: 0 10px 40px rgba(59, 130, 246, 0.1);
    transition: all 0.3s ease;
}

.important-notice:hover {
    background: rgba(59, 130, 246, 0.12);
    transform: translateY(-3px);
    box-shadow: 0 15px 50px rgba(59, 130, 246, 0.15);
}

.important-notice h3 {
    color: #2563eb;
    font-size: 1.3em;
    margin-bottom: 15px;
    font-weight: 600;
}

.important-notice p {
    color: #374151;
    font-size: 1em;
    line-height: 1.6;
    margin: 15px 0;
    text-align: right;
}

.call-times {
    background: rgba(59, 130, 246, 0.9);
    color: #ffffff;
    padding: 12px 20px;
    border-radius: 8px;
    margin: 20px 0;
    font-size: 1em;
    font-weight: 600;
    border: 1px solid rgba(59, 130, 246, 0.7);
}

.urgent-note {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: 8px;
    padding: 15px;
    color: #dc2626 !important;
    font-weight: 500;
    margin: 20px 0 !important;
}

.closing-note {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: 8px;
    padding: 15px;
    color: #059669 !important;
    font-weight: 500;
    font-style: italic;
}

.thankyou-details strong {
    color: #059669;
    font-weight: 600;
}

.thankyou-details span {
    color: #666666;
    font-weight: 500;
}

/* Mobile Responsive for Thank You Page */
@media (max-width: 768px) {
    .thank-you-page {
        padding: 20px 15px;
        align-items: flex-start;
    }
    
    .thankyou-container {
        margin: 0;
        padding: 40px 30px;
        max-width: none;
        width: 100%;
    }
    
    .thankyou-container h1 {
        font-size: 2.5em;
    }
}

@media (max-width: 480px) {
    .thank-you-page {
        padding: 15px 10px;
        min-height: 100vh;
    }
    
    .thankyou-container {
        padding: 30px 25px;
        border-radius: 20px;
        margin: 0;
        width: 100%;
    }
    
    .thankyou-container h1 {
        font-size: 2.2em;
    }
    
    .thankyou-container > p {
        font-size: 1.1em;
    }
    
    .thankyou-details {
        padding: 20px;
        margin: 25px 0;
    }
    
    .thankyou-details p {
        font-size: 1em;
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }
    
    .important-notice {
        padding: 20px;
        margin: 25px 0;
    }
    
    .important-notice h3 {
        font-size: 1.2em;
    }
    
    .important-notice p {
        font-size: 1em;
    }
    
    .call-times {
        padding: 10px 15px;
        font-size: 1em;
    }
}