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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    scroll-padding-top: 100px;
}

body {
    font-family: var(--font-body);
    color: var(--color-gray-200); /* Lighter text for dark backgrounds */
    background-color: var(--color-navy); /* Base background is now the dark navy */
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-white); /* Pure white headers for Midnight Professional theme */
    line-height: 1.2;
    font-weight: 700;
}

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

button {
    cursor: pointer;
    font-family: inherit;
    border: none;
    background: none;
}

/* Utilities */
.flex-col { display: flex; flex-direction: column; }
.justify-center { justify-content: center; }
.flex-wrap { flex-wrap: wrap; }
.gap-8 { gap: var(--space-8); }
.py-8 { padding-top: var(--space-8); padding-bottom: var(--space-8); }
.border-y { border-top: 1px solid var(--color-gray-800); border-bottom: 1px solid var(--color-gray-800); }
.tracking-widest { letter-spacing: 0.1em; }
.opacity-70 { opacity: 0.7; }
.mr-8 { margin-right: var(--space-8); }

@media (min-width: 768px) {
    .md\:flex-row { flex-direction: row; }
}

/* Layout Utilities */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.section {
    padding: var(--space-8) 0;
}

.section-dark {
    background-color: var(--color-navy);
    color: var(--color-white);
}

.section-dark h2, 
.section-dark h3 {
    color: var(--color-white);
}

/* Light Background Content Auto-Contrast */
.bg-white, .bg-off-white {
    color: var(--color-navy);
}

.bg-white h1, .bg-white h2, .bg-white h3, .bg-white h4, .bg-white h5, .bg-white h6,
.bg-white .heading-xl, .bg-white .heading-lg, .bg-white .heading-md,
.bg-off-white h1, .bg-off-white h2, .bg-off-white h3, .bg-off-white h4, .bg-off-white h5, .bg-off-white h6,
.bg-off-white .heading-xl, .bg-off-white .heading-lg, .bg-off-white .heading-md {
    color: var(--color-navy-dark);
}

.bg-white p, .bg-off-white p,
.bg-white .text-lead, .bg-off-white .text-lead {
    color: var(--color-gray-700);
}

.text-center { text-align: center; }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.mb-12 { margin-bottom: var(--space-12); }

/* Typography Classes */
.heading-xl { font-size: clamp(var(--text-4xl), 5vw, var(--text-6xl)); letter-spacing: -0.02em; }
.heading-lg { font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl)); letter-spacing: -0.01em; }
.heading-md { font-size: clamp(var(--text-2xl), 3vw, var(--text-4xl)); }
.text-lead { font-size: var(--text-xl); color: var(--color-gray-600); }
.text-sm { font-size: var(--text-sm); }
.text-brand { color: var(--color-emerald); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3) var(--space-6);
    border-radius: var(--border-radius-full);
    font-weight: 600;
    transition: all var(--transition-normal);
    text-align: center;
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--color-navy-light) 0%, var(--color-navy) 100%);
}

.btn-secondary {
    background: var(--gradient-accent);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
    background: linear-gradient(135deg, var(--color-emerald) 0%, var(--color-emerald-dark) 100%);
}

.btn-black {
    background: var(--color-navy-dark);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.btn-black:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: #000000;
}

.btn-outline {
    border: 1px solid var(--color-gray-400);
    color: var(--color-white);
    background: transparent;
}

.btn-outline:hover {
    border-color: var(--color-emerald);
    background: rgba(14, 124, 97, 0.1);
    color: var(--color-emerald);
}

/* Glass & Fintech UI Elements */
.glass-panel {
    background: rgba(10, 14, 20, 0.7); /* Deep Midnight Obsidian with transparency */
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-glass);
}

.glass-panel-dark {
    background: rgba(10, 14, 20, 0.85); /* Slightly darker for contrast */
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-glass);
}

/* Ensure text inside dark glass panels is always light */
.glass-panel, .glass-panel-dark {
    color: var(--color-gray-200);
}

.glass-panel h1, .glass-panel h2, .glass-panel h3, .glass-panel h4, .glass-panel h5, .glass-panel h6,
.glass-panel .heading-xl, .glass-panel .heading-lg, .glass-panel .heading-md,
.glass-panel-dark h1, .glass-panel-dark h2, .glass-panel-dark h3, .glass-panel-dark h4, .glass-panel-dark h5, .glass-panel-dark h6,
.glass-panel-dark .heading-xl, .glass-panel-dark .heading-lg, .glass-panel-dark .heading-md {
    color: var(--color-white) !important;
}

.glass-panel p, .glass-panel-dark p,
.glass-panel .text-lead, .glass-panel-dark .text-lead,
.glass-panel .text-gray-600, .glass-panel-dark .text-gray-600 {
    color: var(--color-gray-300) !important;
}
.badge {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--border-radius-full);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-emerald {
    background-color: rgba(14, 124, 97, 0.1);
    color: var(--color-emerald);
}

.badge-gold {
    background-color: rgba(199, 162, 84, 0.1);
    color: var(--color-gold);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: var(--space-4) 0;
    transition: all var(--transition-normal);
    background: rgba(248, 249, 251, 0.9);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--color-gray-200);
}

.navbar.scrolled {
    padding: var(--space-3) 0;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-sm);
}

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

.brand-logo {
    font-family: var(--font-heading);
    font-size: var(--text-2xl);
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 4px;
}

.brand-scepter { color: var(--color-navy); }
.brand-nexus { color: var(--color-emerald); }

.nav-links {
    display: flex;
    gap: var(--space-8);
}

.nav-links a {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-gray-700);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-emerald);
    transition: width var(--transition-fast);
}

.nav-links a:hover::after {
    width: 100%;
}

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

/* Dropdown Menu CSS */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    display: none;
    position: absolute;
    background-color: var(--color-white);
    min-width: 220px;
    box-shadow: var(--shadow-lg);
    border-radius: var(--border-radius-md);
    z-index: 1000;
    top: 100%;
    left: 0;
    padding: var(--space-2) 0;
    border: 1px solid var(--color-gray-200);
}

.dropdown-content a {
    color: var(--color-gray-700);
    padding: var(--space-3) var(--space-4);
    text-decoration: none;
    display: block;
    font-size: var(--text-sm);
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.dropdown-content a::after {
    display: none; /* Disable underline effect in dropdown */
}

.dropdown-content a:hover {
    background-color: var(--color-off-white);
    color: var(--color-emerald);
}

.dropdown:hover .dropdown-content {
    display: block;
    animation: fadeIn 0.2s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
}

.nav-actions {
    display: flex;
    gap: var(--space-4);
    align-items: center;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1001;
    padding: 0;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background-color: var(--color-white);
    transition: var(--transition-fast);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.mobile-only-link {
    display: none;
}

@media (max-width: 768px) {
    .navbar .container {
        flex-wrap: nowrap;
        justify-content: space-between;
        align-items: center;
    }
    
    .brand-logo { 
        order: 1; 
        font-size: calc(var(--text-2xl) * 0.7); /* Reduced by 30% on mobile */
    }
    
    .nav-actions {
        order: 2;
        margin-left: auto;
        margin-right: var(--space-6);
        display: flex;
        flex-direction: row;
        width: auto;
        margin-top: 0;
    }
    
    .nav-actions a.btn-primary {
        display: none; /* Hide 'Book Consultation' on mobile header */
    }
    
    .mobile-menu-btn {
        display: flex;
        order: 3;
    }
    
    .mobile-menu-btn span {
        background-color: var(--color-navy); /* Deep Midnight icon color */
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background-color: rgba(10, 14, 20, 0.98);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--space-8);
        transition: right 0.3s ease-in-out;
        z-index: 1000;
        margin: 0;
        border: none;
        padding: var(--space-8);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-links > a, .dropdown > a {
        font-size: var(--text-2xl);
        font-weight: 600;
        color: var(--color-white);
    }
    
    .mobile-only-link {
        display: inline-block;
    }
    
    .desktop-only-link {
        display: none !important;
    }
    
    .dropdown-content {
        position: static;
        box-shadow: none;
        border: none;
        padding-left: 0;
        margin-top: var(--space-4);
        background-color: transparent;
        display: none;
    }
    
    .dropdown.active .dropdown-content {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: var(--space-4);
    }
    
    .dropdown-content a {
        font-size: var(--text-lg);
        color: var(--color-gray-300);
    }
    
    .dropdown > a {
        display: flex;
        align-items: center;
        justify-content: center;
    }
}

/* Footer */
.footer {
    background-color: var(--color-navy-dark);
    color: var(--color-gray-300);
    padding: var(--space-16) 0 var(--space-6);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-8);
    margin-bottom: var(--space-12);
}

.footer-brand p {
    margin-top: var(--space-4);
    max-width: 300px;
    font-size: var(--text-sm);
    color: var(--color-gray-400);
}

.footer-logo .brand-scepter { color: var(--color-white); }
.footer-logo .brand-nexus { color: var(--color-emerald); } /* Ensure high contrast emerald */

.footer-links-group h4 {
    color: var(--color-white);
    margin-bottom: var(--space-4);
    font-size: var(--text-base);
    font-weight: 700;
}

.footer-links-group a {
    display: block;
    margin-bottom: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-gray-300); /* Lighter gray for better contrast */
    transition: color var(--transition-fast);
}

.footer-links-group a:hover {
    color: var(--color-emerald); /* Distinct hover state */
}

/* Legal text styling */
.footer-links-group p.legal-entity {
    color: var(--color-gray-500);
    margin-top: var(--space-2);
}

/* Touch Targets & Forms */
input, textarea, select {
    width: 100%;
    padding: var(--space-4);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--space-4);
}

/* Base Mobile Responsive Rules (The "Stack" Protocol) */
@media (max-width: 768px) {
    /* Global Padding */
    .container {
        padding: 0 20px;
    }
    
    /* Vertical Breathing Room - Tightened */
    .section {
        padding: var(--space-6) 0; 
    }
    
    /* Touch Targets */
    .btn, button, .nav-links a {
        min-height: 48px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    /* The Stack Rule */
    .grid-2-col, .grid-3-col, .services-grid, .industries-grid, .contact-grid {
        grid-template-columns: 1fr !important;
        gap: var(--space-4) !important;
    }
    
    /* Centering Metrics */
    .stat-card, .metric-display {
        text-align: center;
        align-items: center;
        width: 100%;
    }
    
    /* Card-Based Stacking for Industries (90% width, centered) */
    .industry-card, .service-card, .resource-card, .mission-vision-card {
        width: 100% !important;
        margin: 0 auto 16px auto !important;
        background-color: var(--color-navy-light) !important; /* Slate Blue #1E293B */
        border: 1px solid rgba(255, 255, 255, 0.2); /* Glassmorphism border */
    }
    
    /* Glassmorphism mobile enforcement */
    .glass-panel, .glass-panel-dark {
        background: rgba(30, 41, 59, 0.85) !important; /* Ensure Slate Blue base */
        border: 1px solid rgba(255, 255, 255, 0.1) !important;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }

    /* High-Contrast Mobile Text Overrides (Sledgehammer Specificity) */
    .bg-off-white .heading-lg,
    .bg-off-white .heading-md,
    .bg-white .heading-lg,
    .bg-white .heading-md,
    #resources .heading-lg,
    #industries .heading-lg {
        color: var(--color-navy-dark) !important; /* Deep Midnight for readability on light backgrounds */
    }
    
    .bg-off-white p,
    .bg-white p {
        color: var(--color-navy) !important; /* Ensure paragraph contrast on light backgrounds */
        font-weight: 500;
    }

    /* Service Card & Knowledge Hub Contrast Overrides */
    .service-card .link-arrow,
    .knowledge-hub-btn,
    #resources .btn,
    #resources .btn-outline {
        color: var(--color-navy-dark) !important;
        border-color: var(--color-navy-dark) !important;
        font-weight: 700;
    }
    
    .service-card .link-arrow {
        color: var(--color-gold) !important;
        border: none !important;
    }
    
    .service-card .icon-box svg {
        stroke: var(--color-gold) !important;
        fill: none;
    }
    
    /* Knowledge Hub Button Border */
    .knowledge-hub-btn.btn-outline {
        border-color: var(--color-navy-dark) !important;
        color: var(--color-navy-dark) !important;
    }

    /* Trust Signals Visibility */
    .trust-indicators .text-gray-500,
    .trust-indicators .text-sm {
        color: var(--color-navy-dark) !important;
        font-family: var(--font-heading) !important;
        font-size: calc(var(--text-base) * 1.1) !important;
        font-weight: 800 !important;
        opacity: 1 !important;
    }
    
    /* Make About section subheaders visible on mobile (defaults to white global override) */
    #about .heading-md,
    #about .heading-sm,
    .mission-vision-card .heading-md {
        color: var(--color-white) !important;
    }

    /* Tight Flow Spacing Audit (Mobile) */
    .services .section-header {
        margin-bottom: var(--space-6) !important;
    }
    
    #resources.section {
        padding-top: var(--space-8) !important;
    }
    
    .insights-grid {
        margin-top: calc(var(--space-6) * -1) !important;
    }
    
    .faq .section-header {
        margin-bottom: var(--space-2) !important;
    }
    
    .faq-question {
        color: var(--color-navy-dark) !important; /* Dark contrasting text */
    }
    
    .feature-dashboard.section {
        padding-top: var(--space-8) !important;
        padding-bottom: var(--space-8) !important;
    }
    
    .feature-content {
        margin-bottom: var(--space-2) !important;
    }
    
    .feature-dashboard .feature-list {
        margin-bottom: var(--space-4) !important;
    }
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--space-6);
    text-align: center;
    font-size: var(--text-sm);
    color: var(--color-gray-500);
}

/* Sticky Footer CTA */
.sticky-footer-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: rgba(10, 14, 20, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-3) 0;
    z-index: 990;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.2);
    transform: translateY(100%);
    animation: slideUp 0.5s ease-out 2s forwards;
    display: flex;
    justify-content: center;
    align-items: center;
}

@keyframes slideUp {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}

.sticky-footer-content {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-6);
    flex-wrap: wrap;
    color: var(--color-white);
}

.sticky-footer-text {
    font-size: var(--text-sm);
    font-weight: 500;
}

.sticky-footer-text span {
    color: var(--color-emerald-light);
    font-weight: 700;
}

@media (max-width: 768px) {
    .sticky-footer-content {
        flex-direction: column;
        gap: var(--space-2);
        text-align: center;
    }
    .sticky-footer-cta {
        padding: var(--space-4) var(--space-4);
    }
}

/* Ensure body has padding for the sticky footer */
body {
    padding-bottom: 80px; 
}

/* Active Navigation Link */
.active-nav-link {
    color: var(--color-navy) !important;
    font-weight: 700 !important;
}

@media (max-width: 992px) {
    .nav-links .active-nav-link,
    .nav-links a.active-nav-link,
    .nav-links .dropdown > a.active-nav-link {
        color: white !important;
    }
}