@import url('https://fonts.googleapis.com/css2?family=Fira+Code:wght@400;500;600;700&family=Fira+Sans:wght@300;400;500;600;700&display=swap');

:root {
    /* Pixel Perfect Tokens */
    --color-primary: #0F172A;      /* Authority Navy */
    --color-secondary: #334155;    /* Slate Gray */
    --color-cta: #CA8A04;          /* Premium Gold */
    --color-cta-hover: #AB7503;
    --color-background: #F8FAFC;   /* Slate 50 */
    --color-text: #020617;         /* Deep Navy */
    --color-text-muted: #475569;   /* Slate 600 */
    --color-outline: rgba(202, 138, 4, 0.2); /* Ghost Border Gold */

    /* Tonal Layering (Architectural Blueprint) */
    --surface-l0: #F8FAFC;         /* Base */
    --surface-l1: #F1F5F9;         /* Sectioning */
    --surface-l2: #FFFFFF;         /* Cards/Interaction */
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-standard: 300ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Misc */
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-full: 9999px;
    --nav-height: 80px;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Fira Sans', sans-serif;
    background-color: var(--surface-l0);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Fira Code', monospace;
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-primary);
}

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

ul {
    list-style: none;
}

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

/* Utilities */
.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.section {
    padding: var(--space-3xl) 0;
}

.surface-l1 { background-color: var(--surface-l1); }
.surface-l2 { background-color: var(--surface-l2); }

.grid {
    display: grid;
    gap: var(--space-lg);
}

.flex {
    display: flex;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-family: 'Fira Code', monospace;
    font-weight: 600;
    font-size: 0.875rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-standard);
    border: none;
    gap: var(--space-sm);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    opacity: 0.9;
}

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

.btn-cta:hover {
    background: var(--color-cta-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-ghost:hover {
    background: rgba(15, 23, 42, 0.05);
}

/* Typography Scales */
.display-lg { font-size: 3.5rem; letter-spacing: -0.02em; }
.display-md { font-size: 2.75rem; letter-spacing: -0.02em; }
.headline-lg { font-size: 2rem; }
.body-lg { font-size: 1.125rem; }
.label-md { 
    font-size: 0.75rem; 
    text-transform: uppercase; 
    letter-spacing: 0.05em; 
    font-family: 'Fira Code', monospace;
    color: var(--color-text-muted);
}

/* Glass Effect */
.glass {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
}

/* Navbar */
.navbar {
    position: fixed;
    top: var(--space-md);
    left: var(--space-md);
    right: var(--space-md);
    height: var(--nav-height);
    z-index: 1000;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-inner {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-xl);
}

.nav-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    gap: var(--space-sm);
}

.nav-logo img {
    height: 32px;
    width: auto;
    display: block;
}

.nav-logo-text {
    font-family: 'Fira Code', monospace;
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--color-primary);
}

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

.nav-link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text);
}

.nav-link:hover {
    color: var(--color-cta);
}

/* Components */
.card {
    background-color: var(--surface-l2);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    transition: var(--transition-standard);
    border: 1px solid transparent;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-outline);
}

/* Blueprint Grid (Architectural Technical Lines) */
.blueprint-grid {
    background-image: 
        linear-gradient(rgba(202, 138, 4, 0.15) 1px, transparent 1px),
        linear-gradient(90deg, rgba(202, 138, 4, 0.15) 1px, transparent 1px),
        linear-gradient(rgba(202, 138, 4, 0.05) 2px, transparent 2px),
        linear-gradient(90deg, rgba(202, 138, 4, 0.05) 2px, transparent 2px);
    background-size: 40px 40px, 40px 40px, 200px 200px, 200px 200px;
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}

/* Entrance Animations */
@keyframes fade-up {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.reveal {
    animation: fade-up 0.8s cubic-bezier(0.23, 1, 0.32, 1) forwards;
}

.section {
    position: relative;
    padding: var(--space-3xl) 0;
    overflow: hidden;
}

/* Stats Section */
.stats-bar {
    background-color: var(--color-primary);
    color: white;
    padding: var(--space-xl) 0;
    border-bottom: 4px solid var(--color-cta);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
}

.stat-item {
    text-align: left;
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    padding-left: var(--space-lg);
}

.stat-item:first-child { border-left: none; }



.stat-value {
    font-family: var(--font-technical, 'Fira Code', monospace);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-cta);
    line-height: 1;
}

.stat-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.6;
    margin-top: var(--space-xs);
}

/* Process Section */
.process-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-lg);
    margin-top: var(--space-3xl);
}

.process-step {
    padding: var(--space-xl);
    background-color: var(--surface-l1);
    border-radius: var(--radius-lg);
    text-align: center;
    position: relative;
    transition: var(--transition-standard);
}

.process-step:hover {
    transform: translateY(-5px);
    background-color: var(--surface-l2);
    box-shadow: var(--shadow-lg);
}

.step-number {
    width: 40px;
    height: 40px;
    background-color: var(--color-cta);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Fira Code', monospace;
    font-weight: 700;
    margin: 0 auto var(--space-md);
}

/* Testimonials */
.testimonial-card {
    background-color: var(--surface-l2);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border-top: 4px solid var(--color-cta);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

/* Responsive */
@media (max-width: 1024px) {
    .container { padding: 0 var(--space-lg); }
    .display-lg { font-size: 2.75rem; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .process-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .navbar { top: 0; left: 0; right: 0; border-radius: 0; }
    .nav-links { display: none; }
    .display-lg { font-size: 2.25rem; }
    .section { padding: var(--space-2xl) 0; }
    .stats-grid { grid-template-columns: 1fr; }
    .process-grid { grid-template-columns: 1fr; }
}