/* ==========================================================================
   CSS VARIABLES & DESIGN TOKENS
   ========================================================================== */
:root {
    /* Colors - Verified from live https://veteranstrategic.lovable.app/ */
    --background: 0 0% 5%;
    --foreground: 0 0% 92%;
    --card: 0 0% 9%;
    --card-foreground: 0 0% 92%;
    --primary: 199 89% 48%; /* Refined Cyan/Blue for primary buttons and glow */
    --primary-foreground: 0 0% 0%;
    --secondary: 0 0% 12%;
    --secondary-foreground: 0 0% 92%;
    --muted: 0 0% 12%;
    --muted-foreground: 0 0% 55%;
    --accent-green: 142 71% 45%; /* #22c55e for labels and tags */
    --accent: 0 0% 16%;
    --accent-foreground: 0 0% 92%;
    --border: 0 0% 16%;
    --input: 0 0% 16%;
    --ring: 199 89% 48%;
    --radius: 0.5rem;

    /* Semantic Mapped Colors */
    --color-bg: hsl(var(--background));
    --color-text: hsl(var(--foreground));
    --color-text-muted: hsl(var(--muted-foreground));
    --color-primary: hsl(var(--primary));
    --color-green: hsl(var(--accent-green));
    --color-border: hsl(var(--border));
    --color-card: hsl(var(--card));

    /* Typography */
    --font-primary: 'Inter', system-ui, -apple-system, sans-serif;
    
    /* Layout */
    --container-max-width: 1200px;
    --container-padding: 0 2rem;
    --section-spacing: 120px;
    --section-spacing-mobile: 80px;

    /* Transitions */
    --transition-base: 0.3s ease;
    --transition-premium: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    background-color: var(--color-bg);
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

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

ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4 {
    line-height: 1.1;
    letter-spacing: -0.02em;
}

/* ==========================================================================
   UTILITY CLASSES
   ========================================================================== */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: var(--container-padding);
}

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

@media (max-width: 768px) {
    .container { padding: 0 1.5rem; }
    .section-spacing { padding: var(--section-spacing-mobile) 0; }
}

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

.bg-dark { background-color: var(--color-bg); color: var(--color-text); }
.bg-lighter { background-color: hsl(var(--secondary)); color: var(--color-text); }

.tag {
    display: inline-block;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.625rem;
    font-weight: 800;
    color: var(--color-green);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 1rem;
}

.marquee-text {
    font-size: clamp(3rem, 10vw, 8rem);
    font-weight: 900;
    line-height: 0.9;
    letter-spacing: -0.05em;
    text-transform: uppercase;
    color: hsla(var(--foreground), 0.03);
    user-select: none;
    pointer-events: none;
    position: absolute;
    width: 100%;
    text-align: center;
    top: 50%;
    transform: translateY(-50%);
    z-index: -1;
}

.desktop-only { display: none; }
@media (min-width: 768px) { .desktop-only { display: flex; } }

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.875rem 2rem;
    border-radius: 9999px; /* Rounded full as per Lovable CTA */
    font-weight: 700;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: var(--transition-premium);
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    filter: brightness(1.1);
    transform: scale(1.05);
}

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

.btn-outline:hover {
    background-color: hsl(var(--accent));
    border-color: var(--color-primary);
}

/* ==========================================================================
   HEADER / NAVBAR
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    background-color: transparent;
    transition: var(--transition-base);
}

.navbar.scrolled {
    padding: 1rem 0;
    background-color: hsla(var(--background), 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -1px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.nav-links li a:not(.btn) {
    font-weight: 600;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
}

.nav-links li a:not(.btn):hover {
    color: var(--color-text);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    padding: 120px 0 80px 0;
    background: radial-gradient(circle at 50% -20%, hsla(var(--primary), 0.15) 0%, transparent 60%);
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 900;
    letter-spacing: -0.04em;
    line-height: 1.1;
    margin-bottom: 2rem;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.25rem);
    color: var(--color-text-muted);
    max-width: 650px;
    margin: 0 auto 3rem auto;
}

/* Ticker Strip */
.ticker-wrapper {
    width: 100%;
    overflow: hidden;
    margin-top: 4rem;
    padding: 1.5rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.ticker-content {
    display: flex;
    align-items: center;
    white-space: nowrap;
    animation: ticker 30s linear infinite;
    gap: 6rem;
}

.ticker-content span {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    opacity: 0.3;
}

@keyframes ticker {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ==========================================================================
   SERVICES GRID
   ========================================================================== */
.section-title {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 4rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.service-card {
    background-color: var(--color-card);
    border-radius: var(--radius);
    padding: 2.5rem;
    transition: var(--transition-premium);
    border: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.service-card:hover {
    border-color: hsla(var(--primary), 0.4);
    transform: translateY(-8px);
}

.card-icon {
    width: 40px;
    height: 40px;
    background-color: hsla(var(--primary), 0.1);
    color: var(--color-primary);
    border-radius: 8px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.link-arrow {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Stats Section */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

@media (min-width: 768px) {
    .stats-grid { grid-template-columns: repeat(4, 1fr); }
}

.stat-item h3 {
    font-size: 3rem;
    font-weight: 900;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.stat-item p {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
}

/* ==========================================================================
   CASE STUDIES & IMAGERY
   ========================================================================== */
.case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.case-card {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    background-color: var(--color-card);
    border: 1px solid var(--color-border);
    transition: var(--transition-premium);
    display: flex;
    flex-direction: column;
}

.case-card:hover {
    border-color: hsla(var(--primary), 0.4);
    transform: translateY(-8px);
}

.case-image {
    height: 180px;
    background-color: hsl(var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    color: hsla(var(--primary), 0.2);
}

.case-content {
    padding: 1.5rem;
}

.case-content h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.case-content p {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

/* Big Statement */
.big-statement {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 900;
    line-height: 1.3;
    letter-spacing: -0.02em;
}

.big-statement span {
    color: var(--color-foreground);
}

.big-statement .highlight {
    color: var(--color-primary);
}

/* Expert Insights Grid */
.insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.insight-card {
    background-color: var(--color-card);
    border-radius: var(--radius);
    padding: 2rem;
    border: 1px solid var(--color-border);
    transition: var(--transition-premium);
}

.insight-card:hover {
    border-color: hsla(var(--primary), 0.4);
    transform: translateY(-8px);
}

.insight-card .category {
    display: inline-block;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.625rem;
    font-weight: 800;
    color: var(--color-green);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.75rem;
}

.insight-card h3 {
    font-size: 1.125rem;
    font-weight: 700;
    line-height: 1.4;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 100px;
}

.footer-main {
    padding-bottom: 100px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 6rem;
}

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

.footer {
    border-top: 1px solid var(--color-border);
    padding: 80px 0 40px 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 4rem;
    margin-bottom: 60px;
}

.footer-col h4 {
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-col li a {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.footer-col li a:hover {
    color: var(--color-text);
}

.brand-desc {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin: 1.5rem 0;
    max-width: 300px;
}

.footer-bottom {
    padding-top: 40px;
    border-top: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.footer-bottom p {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* ==========================================================================
   REVEAL ANIMATIONS
   ========================================================================== */
.fade-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.15s; }
.delay-2 { transition-delay: 0.3s; }
.delay-3 { transition-delay: 0.45s; }