/* NSC Advisory - Main Stylesheet */
/* Design Philosophy: Refined minimalism with strategic boldness */

:root {
    /* Color Palette - Deep navy with warm accents */
    --color-navy-dark: #0a1628;
    --color-navy: #162744;
    --color-navy-light: #243b5a;
    --color-gold: #d4a574;
    --color-gold-dark: #a07845; /* Darker gold for text on light backgrounds - WCAG AA compliant */
    --color-gold-light: #e8c9a6;
    --color-cream: #faf8f5;
    --color-white: #ffffff;
    --color-text: #1a1a1a;
    --color-text-light: #5a5a5a;
    --color-border: #e5e5e5;
    
    /* Typography */
    --font-display: 'Cormorant Garamond', serif;
    --font-body: 'Montserrat', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Transitions */
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-cream);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-navy-dark);
}

h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(2rem, 4vw, 3.5rem);
    margin-bottom: var(--spacing-md);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: var(--spacing-sm);
}

p {
    margin-bottom: var(--spacing-sm);
    font-weight: 400;
}

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

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(250, 248, 245, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--color-border);
    animation: slideDown 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

.logo {
    display: flex;
    flex-direction: column;
    font-family: var(--font-display);
    transition: var(--transition-fast);
}

.logo-main {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-navy-dark);
    letter-spacing: 0.05em;
    line-height: 1;
}

.logo-sub {
    font-size: 0.75rem;
    font-weight: 500;
    color: #8b6434;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-top: 0.25rem;
}

.logo:hover {
    transform: translateY(-2px);
}

.nav-menu {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-menu a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text);
    letter-spacing: 0.02em;
    position: relative;
    padding: 0.5rem 0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-gold);
    transition: width 0.3s ease;
}

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

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-navy-dark);
    transition: var(--transition-fast);
}

/* Footer */
.site-footer {
    background: var(--color-navy-dark);
    color: var(--color-cream);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    margin-top: var(--spacing-xl);
}

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

.footer-brand {
    grid-column: span 1;
}

.footer-logo {
    display: flex;
    flex-direction: column;
    margin-bottom: var(--spacing-sm);
}

.footer-logo .logo-main {
    color: var(--color-cream);
}

.footer-tagline {
    color: var(--color-gold-light);
    font-size: 0.95rem;
    font-style: italic;
}

.footer-col h3 {
    font-size: 1.1rem;
    color: var(--color-gold);
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-body);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 0.5rem;
}

.footer-col a {
    color: var(--color-cream);
    font-size: 0.9rem;
    opacity: 0.8;
}

.footer-col a:hover {
    color: var(--color-gold-light);
    opacity: 1;
}

.footer-col address {
    font-style: normal;
    font-size: 0.9rem;
    line-height: 1.8;
    opacity: 0.9;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(212, 165, 116, 0.2);
    font-size: 0.85rem;
    opacity: 0.7;
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--color-navy-dark);
    color: var(--color-cream);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--color-gold);
    transition: left 0.4s ease;
    z-index: -1;
}

.btn-primary:hover::before {
    left: 0;
}

.btn-secondary {
    background: transparent;
    color: var(--color-navy-dark);
    border: 2px solid var(--color-navy-dark);
}

.btn-secondary:hover {
    background: var(--color-navy-dark);
    color: var(--color-cream);
}

/* Page Content Spacing */
main {
    margin-top: 80px;
    min-height: calc(100vh - 80px);
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mb-lg {
    margin-bottom: var(--spacing-lg);
}

.mt-lg {
    margin-top: var(--spacing-lg);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.delay-1 { animation-delay: 0.1s; opacity: 0; }
.delay-2 { animation-delay: 0.2s; opacity: 0; }
.delay-3 { animation-delay: 0.3s; opacity: 0; }
.delay-4 { animation-delay: 0.4s; opacity: 0; }

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 73px;
        left: 0;
        right: 0;
        background: var(--color-cream);
        flex-direction: column;
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
        transform: translateX(100%);
        transition: transform 0.3s ease;
        border-bottom: 1px solid var(--color-border);
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .mobile-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }
}

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@400;600;700&family=Montserrat:wght@400;500;600;700&display=swap');