/* ========================================
   RESET & BASE STYLES
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --dark-bg: #e8eef3;
    --darker-bg: #d4dce5;
    --accent-green: #5a8a52;
    --light-text: #1a2332;
    --muted-text: #4a5568;
    --card-bg: #f5f8fb;
    --border-color: #c5d0dc;
}

html {
    scroll-behavior: smooth;
}

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

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

/* ========================================
   NAVIGATION
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    padding: 20px 0;
}

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

.logo-nav {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-nav img {
    height: 70px;
    width: auto;
}

.logo-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
    align-items: center;
}

.logo-title {
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 2px;
    line-height: 1;
}

.logo-subtitle {
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 1px;
    color: var(--muted-text);
    line-height: 1;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-links a {
    color: var(--light-text);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 400;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: color 0.3s ease;
}

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

.cta-button {
    background: transparent;
    color: var(--light-text);
    border: 1px solid var(--light-text);
    padding: 12px 30px;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 1.5px;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 4px;
    font-family: 'Space Grotesk', sans-serif;
}

.cta-button:hover {
    background: var(--light-text);
    color: #ffffff;
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    background: var(--dark-bg);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(90, 138, 82, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6.5rem);
    font-weight: 500;
    line-height: 1.1;
    margin-bottom: 30px;
    letter-spacing: -2px;
}

.highlight {
    color: var(--accent-green);
    font-size: 0.7em;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--muted-text);
    line-height: 1.8;
    margin-bottom: 50px;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
    display: inline-block;
    padding: 16px 40px;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 1.5px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    border-radius: 4px;
    font-family: 'Space Grotesk', sans-serif;
    text-transform: uppercase;
    text-decoration: none;
}

.btn-primary {
    background: var(--light-text);
    color: #ffffff;
}

.btn-primary:hover {
    background: var(--accent-green);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(90, 138, 82, 0.3);
}

/* ========================================
   SECTION HEADERS
   ======================================== */
.section-label {
    font-size: 0.75rem;
    letter-spacing: 2px;
    color: var(--muted-text);
    text-transform: uppercase;
    margin-bottom: 20px;
}

.section-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: -1px;
    margin-bottom: 60px;
}

.section-header-center {
    text-align: center;
    margin-bottom: 80px;
}

.section-title-center {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: -1px;
}

/* ========================================
   PRINCIPLES SECTION
   ======================================== */
.principles-section {
    padding: 120px 0;
    background: var(--darker-bg);
}

.principles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

.principle-card {
    background: var(--card-bg);
    padding: 50px 40px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: all 0.4s ease;
}

.principle-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-green);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.principle-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 30px;
    color: var(--accent-green);
}

.principle-card h3 {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 15px;
    letter-spacing: 0.5px;
}

.principle-card p {
    color: var(--muted-text);
    line-height: 1.8;
    font-size: 0.95rem;
}

/* ========================================
   DEMO SECTION
   ======================================== */
.demo-section {
    padding: 120px 0;
    background: var(--dark-bg);
}

.demo-container {
    max-width: 1100px;
    margin: 0 auto;
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 12px;
}

/* ========================================
   TEAM SECTION
   ======================================== */
.team-section {
    padding: 120px 0;
    background: var(--darker-bg);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    max-width: 1400px;
    margin: 0 auto;
}

.team-member {
    background: var(--card-bg);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all 0.4s ease;
}

.team-member:hover {
    transform: translateY(-8px);
    border-color: var(--accent-green);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.member-image {
    width: 100%;
    height: 320px;
    overflow: hidden;
    background: var(--darker-bg);
}

.member-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.team-member:hover .member-image img {
    transform: scale(1.05);
}

.member-info {
    padding: 30px;
}

.member-info h3 {
    font-size: 1.4rem;
    font-weight: 500;
    margin-bottom: 8px;
    letter-spacing: 0.5px;
}

.role {
    color: var(--accent-green);
    font-weight: 400;
    font-size: 0.85rem;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.contact-info {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.contact-info p {
    margin-bottom: 10px;
    font-size: 0.9rem;
}

.contact-info a {
    color: var(--muted-text);
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-info a:hover {
    color: var(--accent-green);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    padding: 40px 0;
    background: var(--darker-bg);
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.footer p {
    color: var(--muted-text);
    font-size: 0.9rem;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 1024px) {
    .container {
        padding: 0 30px;
    }
    
    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    
    .navbar {
        padding: 15px 0;
    }
    
    .nav-content {
        flex-wrap: wrap;
        gap: 15px;
        justify-content: center;
    }
    
    .logo-nav {
        gap: 10px;
        width: 100%;
        justify-content: center;
    }
    
    .logo-nav img {
        height: 50px;
    }
    
    .logo-title {
        font-size: 1.2rem;
    }
    
    .logo-subtitle {
        font-size: 0.65rem;
    }

    .nav-links {
        gap: 15px;
        width: 100%;
        justify-content: center;
        padding-top: 10px;
        border-top: 1px solid var(--border-color);
    }

    .nav-links a {
        font-size: 0.75rem;
    }

    .cta-button {
        padding: 10px 20px;
        font-size: 0.75rem;
    }

    .hero-section {
        padding-top: 140px;
        min-height: 90vh;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        text-align: center;
    }

    .principles-section,
    .demo-section,
    .team-section {
        padding: 80px 0;
    }

    .section-header-center {
        margin-bottom: 50px;
    }

    .principles-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

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

@media (max-width: 480px) {
    .logo-nav img {
        height: 40px;
    }
    
    .logo-title {
        font-size: 1rem;
    }
    
    .logo-subtitle {
        font-size: 0.6rem;
    }
    
    .nav-links {
        gap: 10px;
    }

    .nav-links a {
        font-size: 0.7rem;
        padding: 5px 10px;
    }

    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
}