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

:root {
    --primary-blue: #0066cc;
    --dark-blue: #004499;
    --light-blue: #e6f2ff;
    --white: #ffffff;
    --off-white: #f8f9fa;
    --beige: #e8dcc0;
    --tan: #d4c5a9;
    --light-beige: #f5ecd8;
    --warm-white: #faf8f3;
    --text-dark: #333333;
    --text-gray: #666666;
    --border-color: #e0e0e0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--warm-white);
}

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

/* Navigation */
.navbar {
    background-color: var(--light-beige);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
    min-height: 80px;
}

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

.language-switcher {
    display: flex;
    align-items: center;
}

.lang-btn {
    background-color: var(--primary-blue);
    color: var(--white);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
    font-size: 0.9rem;
}

.lang-btn:hover {
    background-color: var(--dark-blue);
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-blue);
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.logo:hover {
    opacity: 0.8;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1.5rem;
    align-items: center;
}

.nav-menu > li {
    position: relative;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
    padding: 0.5rem 0;
    display: block;
}

.nav-menu > li > a:hover {
    color: var(--primary-blue);
}

.nav-cta {
    background-color: var(--primary-blue);
    color: var(--white) !important;
    padding: 0.5rem 1.5rem !important;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

.nav-cta:hover {
    background-color: var(--dark-blue);
    color: var(--white) !important;
}

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.dropdown-arrow {
    font-size: 0.7rem;
    transition: transform 0.3s ease;
}

.dropdown:hover .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--white);
    list-style: none;
    padding: 0.5rem 0;
    margin: 0;
    min-width: 200px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
    z-index: 1000;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    margin: 0;
}

.dropdown-menu a {
    padding: 0.75rem 1.5rem;
    color: var(--text-dark);
    display: block;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.dropdown-menu a:hover {
    background-color: var(--light-blue);
    color: var(--primary-blue);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    gap: 4px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
    transition: all 0.3s ease;
    border-radius: 2px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--beige) 0%, var(--warm-white) 100%);
    padding: 100px 0;
    text-align: center;
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 600;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: 2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    display: inline-block;
    padding: 15px 40px;
    background-color: var(--primary-blue);
    color: var(--white);
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.cta-button:hover {
    background-color: var(--dark-blue);
    transform: translateY(-2px);
}

/* Hardware Section */
.hardware-section {
    padding: 80px 0;
    background-color: var(--warm-white);
}

.hardware-section h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

.hardware-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.hardware-image {
    position: sticky;
    top: 100px;
}

.placeholder-image {
    background: linear-gradient(135deg, var(--beige) 0%, var(--tan) 100%);
    border-radius: 10px;
    aspect-ratio: 16/9;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-dark);
    font-size: 1.5rem;
    font-weight: 600;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--tan);
}

.hardware-img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.2);
    display: block;
}

.clickable-image {
    cursor: pointer;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.clickable-image:hover {
    transform: scale(1.02);
    opacity: 0.9;
}

.hardware-details h3 {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.hardware-intro {
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.specs-list {
    background-color: var(--light-beige);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    border: 1px solid var(--tan);
}

.spec-item {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

.spec-item:last-child {
    border-bottom: none;
}

.spec-label {
    font-weight: 600;
    color: var(--text-dark);
}

.spec-value {
    color: var(--primary-blue);
    font-weight: 500;
}

.hardware-description {
    color: var(--text-gray);
    margin-bottom: 1rem;
    line-height: 1.8;
}

.android-integration {
    background-color: var(--light-blue);
    padding: 2rem;
    border-radius: 10px;
    margin-top: 2rem;
    border: 2px solid var(--primary-blue);
}

.android-integration h4 {
    color: var(--primary-blue);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.android-integration > p {
    color: var(--text-dark);
    font-weight: 500;
    margin-bottom: 1rem;
}

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

.android-features li {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 1rem;
    padding-left: 1.5rem;
    position: relative;
}

.android-features li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-blue);
    font-weight: bold;
    font-size: 1.2rem;
}

.android-features li strong {
    color: var(--text-dark);
    font-weight: 600;
}

.android-features li:last-child {
    margin-bottom: 0;
}

/* About Section */
.about-section {
    padding: 80px 0;
    background-color: var(--warm-white);
}

.about-section h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text {
    background-color: var(--light-beige);
    padding: 2.5rem;
    border-radius: 10px;
    margin-bottom: 2rem;
    border: 1px solid var(--tan);
}

.about-intro {
    font-size: 1.2rem;
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.about-text p {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}

.about-text p:last-child {
    margin-bottom: 0;
}

.customer-highlight {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    padding: 2rem;
    border-radius: 10px;
    color: var(--white);
    box-shadow: 0 5px 20px rgba(0, 102, 204, 0.2);
}

.customer-highlight h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.customer-highlight p {
    line-height: 1.8;
    opacity: 0.95;
}

.customer-highlight strong {
    font-size: 1.1rem;
    font-weight: 600;
}

/* Hardware Used Section */
.hardware-used-section {
    padding: 80px 0;
    background-color: var(--beige);
}

.hardware-used-section h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

.hardware-used-content {
    max-width: 900px;
    margin: 0 auto;
}

.provider-badge {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    color: var(--white);
    padding: 1rem 2rem;
    border-radius: 8px;
    text-align: center;
    margin-bottom: 2rem;
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.2);
}

.provider-badge p {
    margin: 0;
    font-size: 1.1rem;
}

.hardware-used-content h3 {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
    text-align: center;
}

/* Interface Section */
.interface-section {
    padding: 80px 0;
    background-color: var(--beige);
}

.interface-intro strong {
    color: var(--dark-blue);
    font-weight: 600;
}

.interface-section h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.interface-intro {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

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

.interface-item {
    background-color: var(--warm-white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--tan);
}

.interface-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 102, 204, 0.15);
}

.interface-img {
    width: 100%;
    height: auto;
    display: block;
    border-bottom: 3px solid var(--primary-blue);
}

.interface-item h3 {
    font-size: 1.5rem;
    color: var(--primary-blue);
    margin: 1.5rem 1.5rem 0.75rem;
}

.interface-item p {
    color: var(--text-gray);
    line-height: 1.7;
    margin: 0 1.5rem 1.5rem;
}

/* Features Section */
.features-section {
    padding: 80px 0;
    background-color: var(--warm-white);
}

.features-section h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

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

.feature-card {
    background-color: var(--light-beige);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--tan);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 102, 204, 0.15);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

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

.github-link {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
    display: inline-block;
    margin-top: 0.5rem;
}

.github-link:hover {
    color: var(--dark-blue);
    text-decoration: underline;
}

/* Services Section */
.services-section {
    padding: 80px 0;
    background-color: var(--warm-white);
}

.services-section h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

.services-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.service-item {
    background-color: var(--light-beige);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--tan);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 102, 204, 0.15);
}

.service-item h3 {
    font-size: 1.5rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

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

/* Testimonials Section */
.testimonials-section {
    padding: 80px 0;
    background-color: var(--warm-white);
}

.testimonials-section h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.testimonials-intro {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto 3rem;
}

.testimonial-card {
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    border: 2px solid var(--primary-blue);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.2);
}

.testimonial-content {
    margin-bottom: 2rem;
}

.testimonial-quote {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-dark);
    font-style: italic;
    position: relative;
    padding-left: 2rem;
}

.testimonial-quote:before {
    content: '"';
    font-size: 4rem;
    color: var(--primary-blue);
    position: absolute;
    left: -0.5rem;
    top: -1rem;
    opacity: 0.3;
    font-family: Georgia, serif;
}

.testimonial-author {
    border-top: 2px solid var(--light-blue);
    padding-top: 1.5rem;
}

.testimonial-author h4 {
    color: var(--primary-blue);
    font-size: 1.3rem;
    margin-bottom: 0.25rem;
    font-weight: 600;
}

.author-title {
    color: var(--text-gray);
    font-size: 0.95rem;
    margin: 0;
    font-style: italic;
}

.testimonials-note {
    text-align: center;
    background-color: var(--light-beige);
    padding: 2rem;
    border-radius: 10px;
    border: 1px solid var(--tan);
    max-width: 800px;
    margin: 0 auto;
}

.testimonials-note p {
    color: var(--text-dark);
    font-size: 1.1rem;
    margin: 0;
}

.testimonial-link {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.testimonial-link:hover {
    color: var(--dark-blue);
    text-decoration: underline;
}

/* Why Choose OrderPi Section */
.why-choose-section {
    padding: 80px 0;
    background-color: var(--beige);
}

.why-choose-section h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

.why-choose-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.why-card {
    background-color: var(--warm-white);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--tan);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.why-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 102, 204, 0.15);
}

.why-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.why-card h3 {
    font-size: 1.5rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

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

/* Pricing Section */
.pricing-section {
    padding: 80px 0;
    background-color: var(--warm-white);
}

.pricing-section h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.pricing-intro {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: 3rem;
}

.pricing-content {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.whats-included,
.additional-options {
    background-color: var(--light-beige);
    padding: 2rem;
    border-radius: 10px;
    border: 1px solid var(--tan);
}

.whats-included h3,
.additional-options h3 {
    font-size: 1.8rem;
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

.included-list,
.options-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.included-list li,
.options-list li {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 0.75rem;
    padding-left: 0;
}

.included-list li {
    font-size: 1.05rem;
}

.options-list li {
    padding-left: 1.5rem;
    position: relative;
}

.options-list li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--primary-blue);
    font-weight: bold;
    font-size: 1.5rem;
}

.pricing-note {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    padding: 2rem;
    border-radius: 10px;
    color: var(--white);
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 102, 204, 0.2);
}

.pricing-note p {
    margin-bottom: 1.5rem;
    line-height: 1.8;
    font-size: 1.1rem;
}

.pricing-note .cta-button {
    background-color: var(--white);
    color: var(--primary-blue);
}

.pricing-note .cta-button:hover {
    background-color: var(--light-beige);
}

/* Setup Process Section */
.setup-section {
    padding: 80px 0;
    background-color: var(--beige);
}

.setup-section h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.setup-intro {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.setup-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.setup-step {
    background-color: var(--warm-white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--tan);
    position: relative;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.setup-step:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 102, 204, 0.15);
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: bold;
    margin-bottom: 1.5rem;
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

.setup-step h3 {
    font-size: 1.5rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

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

/* Security & Privacy Section */
.security-section {
    padding: 80px 0;
    background-color: var(--beige);
}

.security-section h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.security-intro {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.security-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.security-card {
    background-color: var(--warm-white);
    padding: 2.5rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--tan);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.security-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 102, 204, 0.15);
}

.security-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.security-card h3 {
    font-size: 1.5rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.security-card p {
    color: var(--text-gray);
    line-height: 1.8;
    font-size: 1.05rem;
}

.security-note {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    padding: 2.5rem;
    border-radius: 10px;
    color: var(--white);
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 102, 204, 0.2);
    max-width: 900px;
    margin: 0 auto;
}

.security-note h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.security-note p {
    line-height: 1.8;
    font-size: 1.1rem;
    opacity: 0.95;
    margin: 0;
}

/* FAQ Section */
.faq-section {
    padding: 80px 0;
    background-color: var(--warm-white);
}

.faq-section h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background-color: var(--light-beige);
    padding: 2rem;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    border: 1px solid var(--tan);
    border-left: 4px solid var(--primary-blue);
    transition: box-shadow 0.3s ease;
}

.faq-item:hover {
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.1);
}

.faq-question {
    font-size: 1.3rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-weight: 600;
}

.faq-answer {
    color: var(--text-gray);
    line-height: 1.8;
    margin: 0;
    font-size: 1.05rem;
}

/* Solutions Section */
.solutions-section {
    padding: 80px 0;
    background-color: var(--beige);
}

.solutions-section h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

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

.solution-card {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    padding: 2.5rem;
    border-radius: 10px;
    color: var(--white);
    box-shadow: 0 5px 20px rgba(0, 102, 204, 0.2);
}

.solution-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.solution-card p {
    line-height: 1.8;
    opacity: 0.95;
}

.important-notes {
    margin-top: 4rem;
}

.important-notes h3 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--text-dark);
}

.notes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.note-card {
    background-color: var(--light-beige);
    border-left: 4px solid var(--primary-blue);
    padding: 1.5rem;
    border-radius: 5px;
    border: 1px solid var(--tan);
}

.note-card h4 {
    color: var(--primary-blue);
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
}

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

.note-card .github-link {
    display: inline-block;
    margin-top: 0.5rem;
}

/* Contact Section */
.contact-section {
    padding: 80px 0;
    background-color: var(--warm-white);
}

.contact-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
    text-align: center;
}

.contact-intro {
    font-size: 1.1rem;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
    text-align: center;
    font-weight: 600;
}

.contact-subintro {
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: 3rem;
    text-align: center;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 4rem;
    flex-wrap: wrap;
    max-width: 900px;
    margin: 0 auto;
}

.contact-info h3 {
    font-size: 1.8rem;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.contact-item h4 {
    color: var(--primary-blue);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.contact-item p {
    color: var(--text-gray);
    font-size: 1.1rem;
}

.contact-item a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: var(--dark-blue);
    text-decoration: underline;
}

.contact-note {
    background-color: var(--light-beige);
    padding: 1.5rem;
    border-radius: 5px;
    border: 1px solid var(--tan);
    margin-top: 1rem;
}

.contact-note p {
    color: var(--text-gray);
    line-height: 1.7;
    margin: 0;
}

/* Footer */
footer {
    background-color: var(--text-dark);
    color: var(--white);
    padding: 3rem 0 1rem;
}

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

.footer-section h4 {
    color: var(--white);
    font-size: 1.2rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.footer-badge {
    color: var(--beige) !important;
    font-weight: 600;
    margin-bottom: 1rem !important;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a,
.footer-links li {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
    display: block;
}

.footer-links a:hover {
    color: var(--beige);
    padding-left: 5px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
    z-index: 998;
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 102, 204, 0.4);
}

.back-to-top span {
    line-height: 1;
}

/* Quick Contact Widget */
.quick-contact {
    position: fixed;
    top: 50%;
    right: 30px;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 997;
}

.quick-contact-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--white);
    font-weight: 600;
    font-size: 0.85rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.quick-contact-btn.phone {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
}

.quick-contact-btn.email {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
}

.quick-contact-btn.contact {
    background: linear-gradient(135deg, #FF6B35 0%, #F7931E 100%);
}

.quick-contact-btn:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.quick-icon {
    font-size: 1.5rem;
    margin-bottom: 2px;
}

.quick-text {
    font-size: 0.7rem;
    line-height: 1;
}

/* Responsive Design */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background-color: var(--light-beige);
        width: 100%;
        text-align: left;
        transition: left 0.3s ease;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
        gap: 0;
        z-index: 999;
        max-height: calc(100vh - 70px);
        overflow-y: auto;
    }

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

    .nav-menu > li {
        width: 100%;
        border-bottom: 1px solid var(--tan);
    }

    .nav-menu a {
        padding: 1rem 2rem;
        width: 100%;
    }

    .nav-cta {
        margin: 1rem 2rem 0;
        text-align: center;
        border-radius: 5px;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background-color: var(--warm-white);
        border-radius: 0;
        display: none;
        padding: 0;
    }

    .dropdown.active .dropdown-menu {
        display: block;
    }

    .dropdown-arrow {
        transform: rotate(-90deg);
    }

    .dropdown.active .dropdown-arrow {
        transform: rotate(0deg);
    }

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }

    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

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

    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hardware-grid {
        grid-template-columns: 1fr;
    }

    .hardware-image {
        position: static;
    }

    .features-grid,
    .solutions-grid,
    .notes-grid,
    .interface-gallery {
        grid-template-columns: 1fr;
    }

    .contact-info {
        flex-direction: column;
        gap: 2rem;
    }
}

@media (max-width: 480px) {
    .navbar .container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-menu {
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero {
        padding: 60px 0;
    }

    .hardware-section,
    .about-section,
    .hardware-used-section,
    .features-section,
    .services-section,
    .testimonials-section,
    .why-choose-section,
    .pricing-section,
    .setup-section,
    .security-section,
    .faq-section,
    .solutions-section,
    .contact-section {
        padding: 60px 0;
    }

    .security-grid {
        grid-template-columns: 1fr;
    }

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

    .setup-steps {
        grid-template-columns: 1fr;
    }

    .why-choose-grid {
        grid-template-columns: 1fr;
    }

    /* Scale logo down on mobile */
    .logo-img {
        height: 70px;
        max-height: 70px;
    }

    .navbar .container {
        min-height: 70px;
        padding: 0.75rem 20px;
    }

    .nav-right {
        gap: 0.5rem;
    }

    .lang-btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.85rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .back-to-top {
        bottom: 20px;
        left: 20px;
        width: 45px;
        height: 45px;
        font-size: 1.3rem;
    }

    .quick-contact {
        top: 50%;
        right: 20px;
        transform: translateY(-50%);
    }

    .quick-contact-btn {
        width: 55px;
        height: 55px;
    }

    .quick-icon {
        font-size: 1.3rem;
    }

    .quick-text {
        font-size: 0.65rem;
    }

}

/* Image Modal Styles */
.image-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal-content {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    animation: zoomIn 0.3s;
}

@keyframes zoomIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: var(--white);
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s ease;
    z-index: 10000;
    line-height: 1;
}

.modal-close:hover,
.modal-close:focus {
    color: var(--beige);
}

.modal-caption {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--white);
    font-size: 1.1rem;
    text-align: center;
    background-color: rgba(0, 0, 0, 0.7);
    padding: 10px 20px;
    border-radius: 5px;
    max-width: 80%;
}

@media (max-width: 768px) {
    .modal-close {
        top: 10px;
        right: 15px;
        font-size: 30px;
    }

    .modal-caption {
        font-size: 0.9rem;
        padding: 8px 15px;
        bottom: 10px;
    }
}