/* 
 * NAN Point Group Landing Page Styles
 * A clean, minimalist design with ample white space
 */

/* Base styles and variables */
:root {
    --primary-color: #002855;      /* Deep navy blue from Imperial Capital */
    --secondary-color: #4a5568;    /* Slate gray */
    --accent-color: #a0aec0;       /* Light blue-gray */
    --light-color: #ffffff;        /* Pure white background */
    --dark-color: #121212;         /* Near black */
    --text-color: #333333;         /* Dark gray text */
    --font-primary: 'Georgia', serif;
    --font-secondary: 'Arial', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--light-color);
    font-weight: 300;
    font-size: 18px;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 400;
    line-height: 1.2;
    margin-bottom: 0.8em;
    letter-spacing: -0.01em;
    color: var(--primary-color);
}

p {
    margin-bottom: 1.8em;
    font-size: 1.05rem;
    line-height: 1.7;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: all 0.3s ease;
}

a:hover {
    color: var(--secondary-color);
}

.section-header {
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.8rem;
    position: relative;
    display: inline-block;
    color: var(--primary-color);
    font-weight: 400;
}

.section-header h2:after {
    content: '';
    display: block;
    width: 50px;
    height: 2px;
    background-color: var(--primary-color);
    margin-top: 15px;
}

/* Header and Navigation */
header {
    padding: 15px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
}

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

.logo {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 80px;
    width: auto;
    display: block;
}

.nav-links {
    display: flex;
    gap: 35px;
}

.nav-links a {
    font-family: var(--font-secondary);
    font-size: 0.85rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--secondary-color);
}

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

/* Hero Section */
#hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--light-color);
    padding-top: 80px;
}

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

.hero-content h1 {
    font-size: 4.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 400;
    letter-spacing: -0.03em;
}

.tagline {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-bottom: 3.5rem;
    font-weight: 300;
    letter-spacing: -0.01em;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 25px;
}

.btn {
    font-family: var(--font-secondary);
    display: inline-block;
    padding: 14px 32px;
    font-weight: 400;
    border-radius: 2px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.85rem;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background-color: #001f45;
    color: white;
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.btn-secondary:hover {
    background-color: rgba(0, 40, 85, 0.05);
    color: var(--primary-color);
}

/* About Section */
#about {
    padding: 120px 0;
    background-color: white;
}

.principles {
    display: flex;
    gap: 40px;
    margin-top: 50px;
}

.principle {
    flex: 1;
    padding: 40px;
    background-color: var(--light-color);
    border-radius: 0px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
}

.principle h3 {
    color: var(--primary-color);
    font-size: 1.8rem;
    margin-bottom: 20px;
    font-weight: 400;
}

/* Expertise Section */
#expertise {
    padding: 120px 0;
    background-color: #f8f9fa;
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.expertise-item {
    padding: 40px;
    background-color: white;
    border-radius: 0px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
    transition: transform 0.3s ease;
}

.expertise-item:hover {
    transform: translateY(-5px);
}

.expertise-item h3 {
    color: var(--primary-color);
    font-size: 1.8rem;
    margin-bottom: 20px;
    font-weight: 400;
}

/* Contact Section */
#contact {
    padding: 120px 0;
    background-color: white;
    text-align: center;
}

.contact-info {
    margin-top: 40px;
}

.email-link {
    font-size: 1.8rem;
    color: var(--primary-color);
    font-weight: 400;
    border-bottom: 1px solid var(--accent-color);
    padding-bottom: 3px;
}

.email-link:hover {
    border-color: var(--primary-color);
}

/* Footer */
footer {
    padding: 30px 0;
    background-color: var(--primary-color);
    color: white;
    text-align: center;
}

.copyright {
    font-family: var(--font-secondary);
    font-size: 0.85rem;
    opacity: 0.85;
    margin: 0;
    font-weight: 300;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    body {
        font-size: 16px;
    }
    
    .hero-content h1 {
        font-size: 3.2rem;
    }
    
    .tagline {
        font-size: 1.6rem;
    }
    
    .principles {
        flex-direction: column;
    }
    
    .section-header h2 {
        font-size: 2.4rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        gap: 15px;
    }
    
    .expertise-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .nav-links {
        display: none;
    }
    
    .hero-content h1 {
        font-size: 2.6rem;
    }
    
    .tagline {
        font-size: 1.3rem;
    }
}