:root {
    --primary: #2ecc71;
    --primary-dark: #27ae60;
    --bg-light: #ffffff;
    --bg-alt: #f8f9fa;
    --bg-card: #ffffff;
    --text-dark: #2d3436;
    --text-muted: #636e72;
    --glass: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(0, 0, 0, 0.08);
    --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 20px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

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

/* Typography */
h1,
h2,
h3 {
    font-weight: 700;
    letter-spacing: -0.02em;
}

.heading-xl {
    font-size: 4rem;
    line-height: 1.1;
}

.heading-l {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.text-gradient {
    background: linear-gradient(135deg, var(--text-dark) 0%, var(--primary-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

section {
    padding: 100px 0;
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: var(--glass);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 0;
    box-shadow: var(--shadow-sm);
}

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

.logo img {
    height: 40px;
}

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

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition);
}

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

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: url('images/hero_bg.png') no-repeat center center/cover;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.7));
}

.hero-content {
    position: relative;
    max-width: 700px;
}

.hero h1 {
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
}

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

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(46, 204, 113, 0.3);
}

/* Solutions Section */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.solution-card {
    background: var(--bg-card);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
}

.solution-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.solution-img {
    height: 200px;
    overflow: hidden;
}

.solution-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.solution-info {
    padding: 2rem;
}

.solution-info h3 {
    margin-bottom: 1rem;
    color: var(--primary);
}

/* About / Founders Section */
.founders-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 4rem;
}

.founder-card {
    background: var(--bg-card);
    padding: 2.5rem;
    border-radius: 24px;
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-sm);
    text-align: center;
}

.founder-img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    overflow: hidden;
    border: 3px solid var(--primary);
}

.founder-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.founder-info h3 {
    margin-bottom: 0.5rem;
}

.founder-info .title {
    color: var(--primary);
    font-weight: 600;
    display: block;
    margin-bottom: 1.5rem;
}

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

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.input-group input,
.input-group textarea {
    width: 100%;
    background: var(--bg-alt);
    border: 1px solid var(--glass-border);
    padding: 1rem;
    border-radius: 10px;
    color: var(--text-dark);
    outline: none;
    transition: var(--transition);
}

.input-group input:focus,
.input-group textarea:focus {
    border-color: var(--primary);
}

/* Footer */
footer {
    padding: 4rem 0;
    border-top: 1px solid var(--glass-border);
    text-align: center;
    color: var(--text-muted);
}

.socials {
    margin-bottom: 2rem;
}

.social-link {
    display: inline-block;
    margin: 0 1rem;
    color: var(--text-muted);
    font-size: 1.5rem;
}

/* Responsive */
@media (max-width: 768px) {
    .heading-xl {
        font-size: 2.5rem;
    }

    .founders-grid,
    .contact-container {
        grid-template-columns: 1fr;
    }

    .nav-links {
        display: none;
    }
}