:root {
    --primary-color: #e86e25; /* Orange accent from logo */ /* Light blue accent */
    --primary-dark: #cc5b16;
    --secondary-color: #10b981; /* Green accent for energy */
    --bg-color: #f8fafc; /* Very light gray/blue background */
    --surface-color: #ffffff; /* White for cards/sections */
    --text-primary: #1e293b; /* Dark slate for main text */
    --text-secondary: #64748b; /* Lighter slate for secondary text */
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* --- Header & Navigation --- */
header {
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary-color);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--text-primary);
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    border: none;
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: white;
}

/* --- Hero Section --- */
.hero {
    padding: 6rem 0;
    display: flex;
    align-items: center;
    min-height: calc(100vh - 70px);
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    max-width: 600px;
}

.hero-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: rgba(232, 110, 37, 0.1);
    color: var(--primary-color);
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 600;
    width: fit-content;
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    color: var(--text-primary);
}

.hero h1 span {
    color: var(--primary-color);
}

.hero p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.hero-btns {
    display: flex;
    gap: 1rem;
}

/* --- Sections Common --- */
.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.section-title p {
    color: var(--text-secondary);
}

.py-16 {
    padding-top: 4rem;
    padding-bottom: 4rem;
}

.bg-white {
    background-color: var(--surface-color);
}

/* --- Products Grid --- */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.product-card {
    background-color: var(--surface-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.product-img {
    height: 200px;
    background-color: #f1f5f9;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-card:hover .product-img img {
    transform: scale(1.05);
}

.product-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.product-category {
    font-size: 0.875rem;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.product-title {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.product-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.product-features {
    margin-bottom: 1.5rem;
    border-top: 1px solid var(--border-color);
    padding-top: 1rem;
}

.product-features li {
    font-size: 0.875rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.product-features i {
    color: var(--secondary-color);
}

/* --- Features Section --- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    padding: 2rem;
    background-color: var(--bg-color);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition);
}

.feature-card:hover {
    background-color: var(--surface-color);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background-color: rgba(232, 110, 37, 0.1);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin: 0 auto 1.5rem;
}

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

.feature-card p {
    color: var(--text-secondary);
}

/* --- Contact Section --- */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

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

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.info-icon {
    width: 50px;
    height: 50px;
    background-color: rgba(232, 110, 37, 0.1);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.info-text h4 {
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.info-text p {
    color: var(--text-secondary);
}

.contact-form {
    background-color: var(--surface-color);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(232, 110, 37, 0.2);
}

textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

/* --- Footer --- */
footer {
    background-color: #0f172a;
    color: #f8fafc;
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col h3 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: white;
}

.footer-col p {
    color: #94a3b8;
    margin-bottom: 1rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    color: #94a3b8;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #1e293b;
    color: #64748b;
    font-size: 0.875rem;
}

/* --- Responsive --- */
@media (max-width: 992px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding: 4rem 0;
    }
    
    .hero-content {
        align-items: center;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: rgba(255, 255, 255, 0.98);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 2rem;
        transition: var(--transition);
        font-size: 1.25rem;
    }

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

    .menu-toggle {
        display: block;
    }

    .hero h1 {
        font-size: 2.5rem;
    }
}

/* --- Logo Watermark Background --- */
.hero {
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    right: -15%;
    transform: translateY(-50%);
    width: 60vw;
    height: 60vw;
    min-width: 500px;
    min-height: 500px;
    background-image: url('../assets/logo1.jpg');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.05; /* Faint watermark effect */
    z-index: -1;
    pointer-events: none;
}

/* --- Coming Soon Styling --- */
.badge-coming-soon {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: linear-gradient(135deg, #e86e25, #cc5b16);
    color: white;
    padding: 0.35rem 0.85rem;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 2rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: var(--shadow-md);
    z-index: 10;
}

.product-card.coming-soon {
    position: relative;
}

.product-card.coming-soon .product-img img {
    filter: grayscale(80%) contrast(90%);
    opacity: 0.7;
}

.product-card.coming-soon .btn {
    background-color: var(--border-color);
    border-color: var(--border-color);
    color: var(--text-secondary);
    cursor: not-allowed;
}

.product-card.coming-soon .btn:hover {
    background-color: var(--border-color);
    color: var(--text-secondary);
    transform: none;
    box-shadow: none;
}

/* Choice Cards Coming Soon */
.choice-card.coming-soon {
    position: relative;
    border-style: dashed;
    opacity: 0.75;
    cursor: not-allowed;
}

.choice-card.coming-soon:hover {
    border-color: var(--border-color) !important;
    background-color: transparent !important;
}

.choice-card.coming-soon .badge-coming-soon {
    position: static;
    margin-top: 0.5rem;
    padding: 0.15rem 0.5rem;
    font-size: 0.65rem;
}

.coming-soon-notice {
    background-color: rgba(232, 110, 37, 0.05);
    border: 1px solid rgba(232, 110, 37, 0.2);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    margin-top: 1.5rem;
    text-align: center;
}

.coming-soon-notice h4 {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.coming-soon-notice p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1rem;
    line-height: 1.5;
}

.badge-available {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    padding: 0.35rem 0.85rem;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 2rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: var(--shadow-md);
    z-index: 10;
}

.card-icon-wrapper {
    text-align: center;
    padding: 3rem 1.5rem 1rem;
    background: linear-gradient(180deg, rgba(248, 250, 252, 0.5) 0%, rgba(255, 255, 255, 0) 100%);
    border-bottom: 1px solid var(--border-color);
}