/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
    --primary-color: #f7b500;
    --primary-hover: #e5a700;
    --secondary-color: #1a2a40;
    --text-color: #333333;
    --text-light: #666666;
    --white: #ffffff;
    --bg-light: #f8f9fa;
    --bg-dark: #121d2b;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --container-width: 1200px;
    --header-height: 80px;
    --ad-bar-height: 40px;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-color);
    background-color: var(--white);
    line-height: 1.6;
    margin: 0;
    overflow-x: hidden;
}

/* Page Loader */
.loader-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-dark);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease-out, visibility 0.5s ease-out;
}

.loader-content {
    text-align: center;
}

.loader-text {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    letter-spacing: 2px;
    text-transform: uppercase;
    animation: pulse 1.5s infinite ease-in-out;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 0.5;
        transform: scale(0.98);
    }

    50% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Layout Helpers */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section-padding {
    padding: 100px 0;
}

/* Advertisement Bar */
.ad-top-bar {
    background-color: #f0f0f0;
    text-align: center;
    padding: 10px 20px;
    font-size: 0.85rem;
    color: #444;
    border-bottom: 1px solid #ddd;
}

.ad-text {
    margin: 0;
    font-weight: 500;
}

/* Header & Navigation */
.main-header {
    height: var(--header-height);
    background: var(--white);
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.brand-logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--secondary-color);
    text-decoration: none;
    display: flex;
    align-items: center;
}

.brand-logo span {
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-item {
    text-decoration: none;
    color: var(--secondary-color);
    font-weight: 500;
    font-size: 1rem;
    transition: var(--transition);
}

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

.header-cta {
    background-color: var(--primary-color);
    color: var(--secondary-color);
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 700;
    text-decoration: none;
    transition: var(--transition);
    border: 2px solid var(--primary-color);
}

.header-cta:hover {
    background-color: transparent;
    color: var(--primary-color);
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    gap: 6px;
    cursor: pointer;
    background: var(--bg-light);
    border: none;
    border-radius: 8px;
    z-index: 1001;
    transition: var(--transition);
}

.hamburger:hover {
    background: #eee;
}

.hamburger-line {
    width: 24px;
    height: 2px;
    background-color: var(--secondary-color);
    border-radius: 2px;
    transition: var(--transition);
}

.mobile-menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 75%;
    height: 100vh;
    background: var(--white);
    z-index: 2000;
    padding: 100px 30px;
    transform: translateX(100%);
    transition: transform 0.5s cubic-bezier(0.77, 0, 0.175, 1);
    box-shadow: -15px 0 35px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    gap: 15px;
    overflow-y: auto;
}

.mobile-menu.active {
    transform: translateX(0);
}

.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 1999;
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.mobile-menu-overlay.active {
    display: block;
    opacity: 1;
}

.close-menu {
    position: absolute;
    top: 30px;
    right: 30px;
    width: 40px;
    height: 40px;
    font-size: 2.5rem;
    cursor: pointer;
    background: var(--bg-light);
    border: none;
    border-radius: 50%;
    color: var(--secondary-color);
    display: flex;
    justify-content: center;
    align-items: center;
    line-height: 1;
    transition: var(--transition);
}

.close-menu:hover {
    background: var(--primary-color);
    transform: rotate(90deg);
}

.mobile-menu .nav-item {
    font-size: 1.25rem;
    padding: 15px 20px;
    border-radius: 12px;
    background: var(--bg-light);
    font-weight: 600;
}

.mobile-menu .header-cta {
    margin-top: 20px;
    text-align: center;
}

/* Hero Section */
.hero-section {
    position: relative;
    padding: 120px 0;
    background: linear-gradient(rgba(26, 42, 64, 0.65), rgba(26, 42, 64, 0.65)), url('https://www.starpoweradvancesolartechnology.com.au/cdn/shop/files/My_project-1_1733539699.webp?v=1744440461&width=3200') center/cover no-repeat;
    color: var(--white);
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.hero-btns {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--secondary-color);
    padding: 16px 36px;
    border-radius: 50px;
    font-weight: 700;
    text-decoration: none;
    font-size: 1.1rem;
    transition: var(--transition);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(247, 181, 0, 0.3);
}

/* About Us Section */
.about-section {
    background: var(--bg-light);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: var(--shadow);
}

.section-tag {
    color: var(--primary-color);
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 2px;
    display: block;
    margin-bottom: 10px;
}

.section-title {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 25px;
}

/* Why Us Section */
.why-us-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.why-card {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    text-align: center;
}

.why-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow);
}

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

.why-card h3 {
    margin-bottom: 15px;
    color: var(--secondary-color);
}

/* Testimonials */
.testimonials-section {
    background: var(--bg-dark);
    color: var(--white);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.quote-icon {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 20px;
}

.testimonial-text {
    font-style: italic;
    margin-bottom: 25px;
    font-size: 1.1rem;
}

.author-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-name {
    font-weight: 700;
}

/* FAQs */
.faq-container {
    max-width: 800px;
    margin: 50px auto 0;
}

.faq-item {
    border-bottom: 1px solid #eee;
    padding: 20px 0;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-weight: 600;
    font-size: 1.2rem;
    color: var(--secondary-color);
    padding: 10px 0;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: var(--transition);
    color: var(--text-light);
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding-top: 15px;
}

.faq-toggle {
    font-size: 1.5rem;
    transition: var(--transition);
}

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

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: var(--white);
    box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.1);
    z-index: 2000;
    padding: 20px 0;
    transform: translateY(100%);
    transition: var(--transition);
}

.cookie-banner.active {
    transform: translateY(0);
}

.cookie-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
}

.cookie-btns {
    display: flex;
    gap: 15px;
}

.cookie-btn {
    padding: 10px 25px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 600;
    border: none;
    transition: var(--transition);
}

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

.btn-reject {
    background: #e0e0e0;
    color: var(--text-color);
}

/* Footer */
.main-footer {
    background: var(--bg-dark);
    color: var(--white);
    padding-top: 80px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
    padding-bottom: 60px;
}

.footer-col h4 {
    font-size: 1.2rem;
    margin-bottom: 25px;
    color: var(--primary-color);
}

.footer-logo {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 20px;
    display: block;
}

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

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: #ccc;
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-contact p {
    color: #ccc;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-ad-note {
    background: rgba(255, 255, 255, 0.05);
    padding: 20px;
    border-radius: 10px;
    font-size: 0.9rem;
    margin-bottom: 40px;
    border-left: 4px solid var(--primary-color);
    text-align: center;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 30px 0;
    text-align: center;
    color: #888;
    font-size: 0.9rem;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 3000;
    padding: 20px;
}

.modal-content {
    background: var(--white);
    width: 100%;
    max-width: 800px;
    max-height: 80vh;
    border-radius: 20px;
    position: relative;
    padding: 50px;
    overflow-y: auto;
    color: var(--text-color);
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 2rem;
    cursor: pointer;
    color: var(--text-light);
}

/* Responsiveness */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 3rem;
    }

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-title {
        font-size: 2.25rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .section-padding {
        padding: 60px 0;
    }

    .footer-grid {
        gap: 40px;
    }
}

@media (max-width: 480px) {
    .hero-btns {
        flex-direction: column;
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
    }

    .btn-primary {
        text-align: center;
    }

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

    .hero-title {
        font-size: 1.8rem;
    }

    .brand-logo {
        font-size: 1.25rem;
    }

    .cookie-content {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }

    .cookie-btns {
        flex-direction: column;
        width: 100%;
    }

    .cookie-btn {
        width: 100%;
    }
}