:root {
    /* Color Palette */
    --color-primary: #1B4332;
    /* Terra Forest */
    --color-secondary: #4D6A78;
    /* Cloud Clear */
    --color-accent: #2D9CDB;
    /* Vital Teal */
    --color-neutral-kraft: #D4B996;
    /* Eco Kraft */
    --color-bg-pure: #FFFFFF;
    --color-bg-soft: #F8F9FA;

    /* Transparent / Glass Effects */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.4);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.1);

    /* Typography */
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-main);
    color: var(--color-primary);
    background-color: var(--color-bg-pure);
    line-height: 1.6;
    overflow-x: hidden;
}

/* RTL Support Base */
[dir="rtl"] {
    text-align: right;
}

/* Layout Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 5rem 0;
}

h1,
h2,
h3 {
    font-weight: 700;
    line-height: 1.2;
}

.title-large {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background-color: #265a44;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(27, 67, 50, 0.3);
}

.btn-teal {
    background-color: var(--color-accent);
    color: white;
}

.btn-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border);
    color: var(--color-primary);
}

/* Navbar */
.navbar {
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    height: 80px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

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

.logo img {
    height: 40px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--color-primary);
    font-weight: 500;
}

.nav-actions {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.lang-selector {
    padding: 0.5rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: inherit;
}

/* Carousel / Slider */
.carousel {
    width: 100%;
    height: 60vh;
    position: relative;
    overflow: hidden;
    background: #000;
}

.carousel-inner {
    display: flex;
    width: 300%;
    height: 100%;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.carousel-slide {
    width: 33.333%;
    height: 100%;
    position: relative;
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.9;
}

/* Updated Hero Section (Centered) */
.hero {
    padding: 5rem 0;
    text-align: center;
    background: radial-gradient(circle at center, rgba(45, 156, 219, 0.05), transparent);
}

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

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 3rem;
}

/* Trust Section */
.trust-section {
    background: var(--color-bg-soft);
    text-align: center;
    padding: 3rem 0;
}

.cert-grid {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.cert-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.cert-icon {
    width: 60px;
    height: 60px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    font-weight: bold;
    color: var(--color-primary);
}

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

.benefit-card {
    background: var(--glass-bg);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    transition: var(--transition);
}

.benefit-card:hover {
    transform: translateY(-5px);
}

/* B2B Section */
.b2b-section {
    background-color: var(--color-primary);
    color: white;
    border-radius: 40px;
    margin: 4rem 2rem;
    padding: 4rem;
}

.b2b-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.b2b-form {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

/* Footer */
footer {
    padding: 4rem 0 2rem;
    border-top: 1px solid #eee;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

/* Responsive */
@media (max-width: 992px) {

    .hero-grid,
    .b2b-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .title-large {
        font-size: 3rem;
    }

    .nav-links {
        display: none;
    }
}