/* ==========================================================================
   CSS Variables & Tokens
   ========================================================================== */
   :root {
    /* Color Palette */
    --clr-navy-deep: #0B132B;
    --clr-navy-light: #162243;
    --clr-royal-blue: #1E3A8A;
    --clr-royal-blue-hover: #1e40af;
    --clr-teal-cyan: #06B6D4;
    --clr-teal-glow: rgba(6, 182, 212, 0.4);
    --clr-white: #FFFFFF;
    --clr-text-main: #E2E8F0;
    --clr-text-muted: #94A3B8;

    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-heading: 'Outfit', sans-serif;

    /* Effects & Glassmorphism */
    --glass-bg: rgba(22, 34, 67, 0.4);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
    
    /* Transitions */
    --transition-smooth: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

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

body {
    font-family: var(--font-primary);
    background-color: var(--clr-navy-deep);
    color: var(--clr-text-main);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

/* Canvas Background */
#interactiveBg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
    background: radial-gradient(circle at center, var(--clr-navy-light) 0%, var(--clr-navy-deep) 100%);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--clr-white);
    line-height: 1.2;
}

p {
    margin-bottom: 1rem;
}

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

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

/* Utility Classes */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.text-center { text-align: center; }

.text-gradient {
    background: linear-gradient(135deg, var(--clr-teal-cyan) 0%, var(--clr-royal-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    font-weight: 600;
    border-radius: 4px;
    cursor: pointer;
    font-family: var(--font-heading);
    letter-spacing: 0.5px;
    transition: var(--transition-smooth);
    border: 1px solid transparent;
}

.btn-primary {
    background-color: var(--clr-royal-blue);
    color: var(--clr-white);
    box-shadow: 0 4px 15px rgba(30, 58, 138, 0.4);
}

.btn-primary:hover {
    background-color: var(--clr-royal-blue-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(30, 58, 138, 0.6);
}

.btn-secondary {
    background-color: transparent;
    color: var(--clr-white);
    border-color: var(--clr-teal-cyan);
}

.btn-secondary:hover {
    background-color: rgba(6, 182, 212, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px var(--clr-teal-glow);
}

.btn-nav {
    padding: 0.5rem 1.5rem;
    border: 1px solid var(--clr-teal-cyan);
    color: var(--clr-teal-cyan);
    border-radius: 4px;
}

.btn-nav:hover {
    background-color: var(--clr-teal-cyan);
    color: var(--clr-navy-deep);
}

/* Glassmorphism Components */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    box-shadow: var(--glass-shadow);
    padding: 2.5rem;
    transition: var(--transition-smooth);
}

.glass-card:hover {
    transform: translateY(-5px);
    border-color: rgba(6, 182, 212, 0.3);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4), 0 0 20px var(--clr-teal-glow);
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    padding: 1.5rem 0;
    transition: var(--transition-smooth);
}

.site-header.scrolled {
    background: rgba(11, 19, 43, 0.85);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    border-bottom: 1px solid var(--glass-border);
}

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

.brand-logo {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.nav-links {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-links a:not(.btn-nav) {
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding-bottom: 0.25rem;
}

.nav-links a:not(.btn-nav)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--clr-teal-cyan);
    transition: var(--transition-smooth);
}

.nav-links a:not(.btn-nav):hover::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--clr-white);
    transition: var(--transition-smooth);
}

/* ==========================================================================
   Sections
   ========================================================================== */
section {
    padding: 6rem 0;
}

.section-heading {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    font-weight: 800;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px; /* Offset for fixed header */
    position: relative;
}

.hero-content {
    max-width: 800px;
}

.hero-title {
    font-size: clamp(3rem, 5vw, 4.5rem);
    letter-spacing: -1px;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--clr-text-muted);
    margin-bottom: 2.5rem;
    max-width: 650px;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

/* Core Pillars */
.grid-3-col {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.pillar-card {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.icon-wrapper {
    width: 60px;
    height: 60px;
    background: rgba(30, 58, 138, 0.2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--clr-teal-cyan);
    border: 1px solid rgba(6, 182, 212, 0.2);
}

.pillar-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.pillar-card p {
    color: var(--clr-text-muted);
    margin-bottom: 0;
    flex-grow: 1;
}

/* Trust Factor */
.trust-factor {
    background: linear-gradient(180deg, rgba(11, 19, 43, 0) 0%, rgba(22, 34, 67, 0.3) 100%);
    position: relative;
}

.trust-factor::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 1px;
    height: 100%;
    background: linear-gradient(to bottom, transparent, var(--clr-teal-cyan), transparent);
    opacity: 0.3;
}

.trust-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.trust-subtitle {
    font-size: 1.125rem;
    color: var(--clr-text-muted);
    max-width: 450px;
}

.trust-features {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.feature-item {
    display: flex;
    gap: 1.25rem;
}

.feature-icon-small {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: var(--clr-navy-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-royal-blue);
    border: 1px solid var(--glass-border);
}

.feature-text h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.feature-text p {
    color: var(--clr-text-muted);
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* Contact Section */
.contact-section {
    position: relative;
}

.contact-wrapper {
    max-width: 800px;
    margin: 0 auto;
    padding: 3rem;
}

.contact-header {
    margin-bottom: 2.5rem;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.input-group {
    margin-bottom: 1.5rem;
    position: relative;
}

.input-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--clr-text-main);
    letter-spacing: 0.5px;
}

.input-group input,
.input-group select,
.input-group textarea {
    width: 100%;
    padding: 1rem 1.25rem;
    background: rgba(11, 19, 43, 0.6);
    border: 1px solid var(--glass-border);
    border-radius: 6px;
    color: var(--clr-white);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition-smooth);
}

.input-group input:focus,
.input-group select:focus,
.input-group textarea:focus {
    outline: none;
    border-color: var(--clr-teal-cyan);
    box-shadow: 0 0 0 2px rgba(6, 182, 212, 0.1);
}

.input-group input::placeholder,
.input-group textarea::placeholder {
    color: rgba(148, 163, 184, 0.5);
}

.select-wrapper {
    position: relative;
}

.select-wrapper select {
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
}

.select-arrow {
    position: absolute;
    right: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    color: var(--clr-text-muted);
}

.btn-submit {
    width: 100%;
    margin-top: 1rem;
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem;
}

/* Footer */
.site-footer {
    border-top: 1px solid var(--glass-border);
    padding: 2rem 0;
    background: var(--clr-navy-deep);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.brand-logo-footer {
    height: 30px;
    opacity: 0.8;
    transition: var(--transition-smooth);
}

.brand-logo-footer:hover {
    opacity: 1;
}

.copyright {
    color: var(--clr-text-muted);
    font-size: 0.875rem;
    margin-bottom: 0;
}

/* ==========================================================================
   Animations & Responsive
   ========================================================================== */
.animate-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.animate-up.in-view {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.15s; }
.delay-2 { transition-delay: 0.3s; }

@media (max-width: 992px) {
    .trust-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--clr-navy-light);
        flex-direction: column;
        padding: 2rem 0;
        border-bottom: 1px solid var(--glass-border);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .contact-wrapper {
        padding: 2rem;
    }
}