:root {
    --bg-main: #090d16;
    --bg-surface: #111827;
    --bg-card: #1f2937;
    --primary: #10b981; /* Premium Emerald for growth/commerce */
    --primary-hover: #059669;
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --border: #374151;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--text-main);
    background-color: var(--bg-main);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header & Nav */
header {
    background: rgba(9, 13, 22, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-weight: 800;
    font-size: 1.4rem;
    letter-spacing: -0.05em;
    color: var(--text-main);
}

.logo .accent {
    color: var(--primary);
}

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

.nav-links a {
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s ease;
}

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

/* Hero Section */
.hero {
    position: relative;
    padding: 10rem 0 8rem 0;
    background-image: 
        radial-gradient(at 0% 0%, rgba(16, 185, 129, 0.1) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(17, 24, 39, 1) 0px, transparent 70%);
}

.hero-content {
    max-width: 800px;
    text-align: center;
    margin: 0 auto;
}

.tagline {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: var(--primary);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    color: #ffffff;
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* Buttons */
.btn {
    display: inline-block;
    background: var(--primary);
    color: #ffffff;
    padding: 0.8rem 1.8rem;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.btn:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
}

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

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--text-muted);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

.btn-light {
    background: #ffffff;
    color: var(--bg-main);
}

.btn-light:hover {
    background: #e5e7eb;
}

/* Core Capabilities Grid */
.services-section {
    padding: 6rem 2rem;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    padding: 2.5rem;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
}

.card-icon {
    font-size: 2rem;
    margin-bottom: 1.25rem;
}

.card h3 {
    font-size: 1.35rem;
    margin-bottom: 0.75rem;
    color: #ffffff;
}

.card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Workflow Info Split Section */
.workflow-section {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 6rem 0;
}

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

.workflow-text h2 {
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
}

.workflow-text p {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.workflow-list {
    list-style: none;
}

.workflow-list li {
    margin-bottom: 1rem;
    position: relative;
    padding-left: 1.75rem;
}

.workflow-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

.workflow-visual {
    background: var(--bg-main);
    border: 1px solid var(--border);
    height: 300px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.geo-box {
    text-align: center;
    width: 60%;
}

.geo-box span {
    font-size: 0.85rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.bar {
    height: 4px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    margin-top: 1rem;
    animation: pulse 2s infinite ease-in-out;
}

.bar.delayed {
    animation-delay: 1s;
    margin-top: 0.5rem;
    opacity: 0.5;
}

/* Contact Strip */
.contact-section {
    padding: 8rem 2rem;
}

.contact-card {
    background: linear-gradient(135deg, #065f46 0%, #022c22 100%);
    border: 1px solid rgba(16, 185, 129, 0.2);
    padding: 4rem;
    border-radius: 16px;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.contact-card h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.contact-card p {
    margin-bottom: 2rem;
    color: #a7f3d0;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* Footer */
footer {
    border-top: 1px solid var(--border);
    padding: 2.5rem 0;
    text-align: center;
    background: var(--bg-main);
}

footer p {
    color: #4b5563;
    font-size: 0.85rem;
}

/* Animations */
@keyframes pulse {
    0% { transform: scaleX(0.8); opacity: 0.3; }
    50% { transform: scaleX(1.1); opacity: 1; }
    100% { transform: scaleX(0.8); opacity: 0.3; }
}

/* Responsive Overrides */
@media (max-width: 768px) {
    .hero-content h1 { font-size: 2.5rem; }
    .workflow-container { grid-template-columns: 1fr; gap: 2rem; }
    .nav-links { display: none; } /* Kept simple for standard landing */
}