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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #000;
    color: #fff;
    overflow-x: hidden;
}

img {
    background: transparent;
}

a {
    text-decoration: none !important;
    cursor: pointer;
}

a:hover,
a:focus,
a:active,
a:visited {
    text-decoration: none !important;
    cursor: pointer;
}

a * {
    text-decoration: none !important;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(0, 0, 0, 0.95);
    padding: 20px 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

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

.contact-btn {
    background: #000;
    border: 1px solid #c4ff0e;
    color: #fff;
    padding: 12px 30px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.contact-btn:hover {
    background-color: #1a1a1a;
    border-color: #c4ff0e;
    color: #fff;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    position: relative;
    overflow: hidden;
    background: transparent;
}

.hero .container {
    width: 100%;
    position: relative;
}

.hero-video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

.hero-banner-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 0;
    opacity: 1;
    visibility: visible;
}

.hero-logo-fallback {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: 600px;
    width: 80%;
    height: auto;
    opacity: 0.15;
    object-fit: contain;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.3));
    z-index: 1;
    pointer-events: none;
}

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

.hero-badges {
    position: absolute;
    right: 40px;
    display: flex;
    gap: 20px;
    align-items: center;
    z-index: 2;
    flex-wrap: wrap;
    top: calc(50% + 140px);
    transform: translateY(-50%);
}

.usa-badge {
    height: 60px;
    width: auto;
    object-fit: contain;
}

.hero-title {
    font-size: 62px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 30px;
    color: #fff;
}

.hero-subtitle {
    font-size: 20px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
    max-width: 700px;
}

.cta-btn {
    background: #c4ff0e;
    border: none;
    color: #000;
    padding: 16px 40px;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.3s ease;
    margin-bottom: 60px;
    text-align: center;
    display: inline-block;
    text-decoration: none;
}

.cta-btn:hover {
    background-color: #b3e60d;
    color: #000;
    transform: translateY(-2px);
}


/* About PPF Section */
.about-ppf {
    padding: 120px 0;
    background-color: #000;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text h2 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 30px;
    line-height: 1.2;
}

.about-text p {
    font-size: 18px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 40px;
}

.contact-btn-secondary {
    background: #000;
    border: 1px solid #c4ff0e;
    color: #fff;
    padding: 14px 35px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.contact-btn-secondary:hover {
    background-color: #1a1a1a;
    border-color: #c4ff0e;
    color: #fff;
}

.about-image img {
    width: 100%;
    max-width: 600px;
    height: auto;
    border-radius: 8px;
    background: transparent;
}

/* Why Choose Section */
.why-choose {
    padding: 120px 0;
    background-color: #0a0a0a;
}

.section-title {
    font-size: 52px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 20px;
    text-align: center;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 40px;
}

.action-section .section-subtitle {
    margin-bottom: 20px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 50px 40px;
    text-align: center;
    transition: all 0.3s ease;
}

.feature-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: #c4ff0e;
    transform: translateY(-5px);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 30px;
    background: rgba(196, 255, 14, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon img {
    width: 50px;
    height: 50px;
    object-fit: contain;
    background: transparent;
}

.feature-card h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 15px;
}

.feature-card p {
    font-size: 16px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.8);
}

/* Action Section */
.action-section {
    padding: 120px 0;
    background-color: #000;
}

.action-video-container {
    margin-top: 30px;
    text-align: center;
    border-radius: 12px;
    overflow: hidden;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.action-video {
    width: 100%;
    max-width: 1200px;
    height: auto;
    display: block;
    border-radius: 12px;
}

/* Sun Film Section */
.sun-film {
    padding: 120px 0;
    background-color: #0a0a0a;
}

.sun-film-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.sun-film-image img {
    width: 100%;
    max-width: 600px;
    height: auto;
    border-radius: 8px;
    background: transparent;
}

.sun-film-text h2 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 30px;
    line-height: 1.2;
}

.sun-film-text p {
    font-size: 18px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 40px;
}

/* Trust Section */
.trust-section {
    padding: 120px 0;
    background-color: #000;
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 60px;
}

.trust-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 50px 40px;
    text-align: center;
}

.trust-card h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 15px;
}

.trust-card p {
    font-size: 16px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.8);
}

.explore-btn {
    background: #000;
    border: 1px solid #c4ff0e;
    color: #fff;
    padding: 14px 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    border-radius: 4px;
    display: block;
    margin: 0 auto;
    transition: all 0.3s ease;
    text-align: center;
    text-decoration: none;
}

.explore-btn:hover {
    background-color: #1a1a1a;
    border-color: #c4ff0e;
    color: #fff;
}

/* Engineering Section */
.engineering {
    padding: 120px 0;
    background-color: #0a0a0a;
}

.engineering-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    margin-top: 60px;
}

.engineering-image img,
.layers-diagram img {
    width: 100%;
    max-width: 600px;
    height: auto;
    border-radius: 8px;
}

.engineering-image img {
    background: transparent;
}

.layers-diagram img {
    background: transparent;
}

/* FAQ Section */
.faq-section {
    padding: 120px 0;
    background-color: #000;
}

.faq-list {
    max-width: 1000px;
    margin: 60px auto 0;
}

.faq-item {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 30px 0;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-size: 20px;
    font-weight: 500;
    transition: color 0.3s ease;
}

.faq-question:hover {
    color: #c4ff0e;
}

.faq-icon {
    font-size: 32px;
    color: #c4ff0e;
    transition: transform 0.3s ease;
    font-weight: 300;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding-top: 20px;
}

.faq-answer p {
    font-size: 16px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.75);
}

/* Footer */
.footer {
    background-color: #000;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px 0;
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 15px;
    align-items: center;
}

.footer p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

.footer-contact {
    margin-top: 10px;
}

.footer-phone {
    color: #c4ff0e;
    text-decoration: none;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.footer-phone:hover {
    color: #fff;
    text-decoration: none;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 46px;
    }
    
    .features-grid,
    .trust-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-content,
    .sun-film-content,
    .engineering-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .action-video-container {
        max-width: 100%;
    }
    
    .hero-banner-video {
        object-fit: cover;
        object-position: center;
        width: 100%;
        height: 100%;
        display: block;
        opacity: 1;
        visibility: visible;
    }
    
    .hero-video-container {
        z-index: 0;
    }
    
    .hero-overlay {
        z-index: 1;
    }
    
    .hero-badges {
        right: 30px;
        top: calc(50% + 120px);
        transform: translateY(-50%);
    }
    
    .usa-badge {
        height: 55px;
    }
}

/* Extra small devices */
@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 26px;
    }
    
    .hero-subtitle {
        font-size: 14px;
    }
    
    .section-title {
        font-size: 28px;
        text-align: center;
        line-height: 1.3;
    }
    
    .trust-section .section-title {
        text-align: center;
        word-wrap: break-word;
    }
    
    .section-subtitle {
        font-size: 14px;
    }
    
    .action-video-container {
        margin-left: -15px;
        margin-right: -15px;
    }
    
    .hero-banner-video {
        object-fit: cover;
        object-position: center;
        width: 100%;
        height: 100%;
        min-height: 100%;
        display: block;
        opacity: 1;
        visibility: visible;
    }
    
    .hero-video-container {
        position: absolute;
        width: 100%;
        height: 100%;
        min-height: 100%;
        z-index: 0;
    }
    
    .hero-overlay {
        z-index: 1;
        background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.3));
    }
    
    .hero-badges {
        position: relative;
        right: auto;
        left: auto;
        top: auto;
        transform: none;
        display: flex;
        justify-content: center;
        align-items: center;
        gap: 10px;
        margin-top: 15px;
        margin-bottom: 15px;
    }
    
    .usa-badge {
        height: 40px;
        width: auto;
    }
    
    .cta-btn {
        margin-bottom: 15px;
    }
    
    .feature-card,
    .trust-card {
        padding: 25px 20px;
    }
    
    .about-text h2,
    .sun-film-text h2 {
        font-size: 24px;
    }
    
    /* FAQ small mobile */
    .faq-item {
        padding: 12px 0;
    }
    
    .faq-question {
        padding: 8px 0;
        font-size: 15px;
    }
    
    .faq-answer {
        padding-top: 8px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    
    /* Hide contact button on mobile */
    .contact-btn {
        display: none;
    }
    
    /* Navigation adjustments */
    .nav-content {
        justify-content: center;
    }
    
    .logo {
        margin: 0 auto;
    }
    
    .logo {
        height: 35px;
    }
    
    .navbar {
        padding: 15px 0;
    }
    
    /* Hero section mobile */
    .hero-title {
        font-size: 30px;
        line-height: 1.3;
        margin-bottom: 20px;
    }
    
    .hero-subtitle {
        font-size: 16px;
        margin-bottom: 30px;
    }
    
    .hero {
        min-height: 70vh;
        padding-top: 80px;
    }
    
    .hero-banner-video {
        object-fit: cover;
        object-position: center;
        width: 100%;
        height: 100%;
        min-height: 100%;
        display: block;
        opacity: 1;
        visibility: visible;
        z-index: 0;
    }
    
    .hero-video-container {
        width: 100%;
        height: 100%;
        min-height: 100%;
        z-index: 0;
        position: absolute;
        top: 0;
        left: 0;
    }
    
    .hero-overlay {
        z-index: 1;
        background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.3));
    }
    
    .cta-btn {
        padding: 14px 30px;
        font-size: 16px;
        margin-bottom: 20px;
        width: 100%;
        max-width: 100%;
        display: block;
        margin-left: auto;
        margin-right: auto;
        text-align: center;
    }
    
    .hero-content {
        text-align: center;
        width: 100%;
        max-width: 100%;
        padding: 0;
    }
    
    .hero-badges {
        position: relative;
        right: auto;
        left: auto;
        top: auto;
        transform: none;
        display: flex;
        justify-content: center;
        align-items: center;
        gap: 15px;
        margin-top: 20px;
        margin-bottom: 20px;
    }
    
    .usa-badge {
        height: 50px;
        width: auto;
    }
    
    /* Section titles mobile */
    .section-title {
        font-size: 32px;
        margin-bottom: 15px;
        text-align: center;
        line-height: 1.2;
    }
    
    .trust-section .section-title {
        text-align: center;
    }
    
    .section-subtitle {
        font-size: 16px;
        margin-bottom: 30px;
    }
    
    /* Features grid mobile */
    .features-grid,
    .trust-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .feature-card {
        padding: 35px 25px;
    }
    
    .feature-icon {
        width: 60px;
        height: 60px;
        margin-bottom: 20px;
    }
    
    .feature-icon img {
        width: 35px;
        height: 35px;
    }
    
    .feature-card h3 {
        font-size: 20px;
    }
    
    .feature-card p {
        font-size: 14px;
    }
    
    /* About section mobile */
    .about-ppf,
    .sun-film,
    .trust-section,
    .engineering,
    .faq-section,
    .action-section {
        padding: 60px 0;
    }
    
    .about-text h2,
    .sun-film-text h2 {
        font-size: 28px;
        margin-bottom: 20px;
    }
    
    .about-text p,
    .sun-film-text p {
        font-size: 16px;
        margin-bottom: 30px;
    }
    
    .about-image img,
    .sun-film-image img {
        max-width: 100%;
    }
    
    /* Action video mobile */
    .action-video-container {
        margin-top: 25px;
        margin-left: -20px;
        margin-right: -20px;
        border-radius: 0;
        max-width: 100vw;
    }
    
    .action-video {
        border-radius: 0;
        width: 100%;
    }
    
    /* Trust cards mobile */
    .trust-card {
        padding: 35px 25px;
    }
    
    .trust-card h3 {
        font-size: 20px;
    }
    
    .trust-card p {
        font-size: 14px;
    }
    
    /* Engineering section mobile */
    .engineering-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .engineering-image img,
    .layers-diagram img {
        max-width: 100%;
    }
    
    /* FAQ mobile */
    .faq-section {
        padding: 60px 0;
    }
    
    .faq-list {
        margin-top: 30px;
    }
    
    .faq-item {
        padding: 15px 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .faq-question {
        font-size: 16px;
        padding: 10px 0;
    }
    
    .faq-answer {
        padding-top: 10px;
    }
    
    .faq-answer p {
        font-size: 14px;
    }
    
    /* Buttons mobile */
    .contact-btn-secondary,
    .explore-btn {
        padding: 12px 25px;
        font-size: 14px;
        width: 100%;
        max-width: 250px;
        display: block;
        margin-left: auto;
        margin-right: auto;
        text-align: center;
    }
    
    .about-text,
    .sun-film-text {
        text-align: center;
    }
    
    .about-text h2,
    .sun-film-text h2 {
        text-align: center;
    }
    
    /* Footer mobile */
    .footer {
        padding: 30px 0;
    }
    
    .footer-content {
        gap: 10px;
    }
    
    .footer p {
        font-size: 12px;
    }
    
    .footer-phone {
        font-size: 14px;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content,
.about-content,
.feature-card,
.trust-card {
    animation: fadeInUp 0.8s ease-out;
}