:root {
    --clr-dominant: #FFFFFF;
    --clr-structural: #545454;
    --clr-canvas: #111111;
    --clr-accent: #1B4D3E;
    --clr-accent-secondary: #10B981;
    
    --font-display: 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-code: 'JetBrains Mono', monospace;

    --fs-h1: 48px;
    --fs-h2: 36px;
    --fs-h3: 24px;
    --fs-body-lg: 18px;
    --fs-body-reg: 16px;
    --fs-caption: 14px;
    
    --transition-fast: 200ms ease-in-out;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: var(--fs-body-reg);
    line-height: 1.6;
    color: var(--clr-canvas);
    background-color: var(--clr-dominant);
    -webkit-font-smoothing: antialiased;
}

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

ul {
    list-style: none;
}

img, svg {
    max-width: 100%;
    display: block;
}

h1, h2, h3 {
    font-family: var(--font-display);
    color: var(--clr-canvas);
}

h1 {
    font-size: var(--fs-h1);
    line-height: 1.15;
    font-weight: 700;
}

h2 {
    font-size: var(--fs-h2);
    line-height: 1.2;
    font-weight: 600;
    margin-bottom: 24px;
}

h3 {
    font-size: var(--fs-h3);
    line-height: 1.3;
    font-weight: 600;
    margin-bottom: 16px;
}

.body-large {
    font-size: var(--fs-body-lg);
    line-height: 1.6;
    font-weight: 400;
    color: var(--clr-structural);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 64px auto;
}

.bg-secondary {
    background-color: #F8FAFC;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    border: none;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}

.btn-primary {
    background-color: var(--clr-accent);
    color: #FFFFFF;
}

.btn-primary:hover {
    transform: scale(1.02);
    background-color: #153D31;
    box-shadow: 0 4px 20px rgba(27, 77, 62, 0.2);
}

.btn-large {
    padding: 16px 32px;
    font-size: 18px;
}

.header {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 18px;
    letter-spacing: 1px;
    color: var(--clr-accent);
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    font-weight: 500;
    color: var(--clr-structural);
}

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

.card {
    background-color: #FFFFFF;
    border: 1px solid rgba(0, 0, 0, 0.05);
    border-radius: 12px;
    padding: 32px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.02);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
}

.hero {
    padding-top: 160px;
    padding-bottom: 80px;
    text-align: center;
}

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

.hero h1 {
    margin-bottom: 24px;
}

.hero p {
    margin-bottom: 48px;
}

.hero-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.social-proof {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: var(--fs-caption);
    color: var(--clr-structural);
    font-weight: 500;
}

.icon-accent {
    color: var(--clr-accent-secondary);
    width: 16px;
    height: 16px;
}

.card-pain {
    border-top: 4px solid #EF4444; 
}

.card-solution {
    border-top: 4px solid var(--clr-accent);
}

.card-icon {
    margin-bottom: 24px;
    color: var(--clr-structural);
    opacity: 0.7;
}

.card-solution .card-icon {
    color: var(--clr-accent);
    opacity: 1;
}

.pain-matrix ul li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 12px;
    color: var(--clr-structural);
}

.pain-matrix ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--clr-structural);
    opacity: 0.5;
}

.card-solution ul li::before {
    background-color: var(--clr-accent);
    opacity: 1;
}

.service-icon {
    color: var(--clr-accent);
    margin-bottom: 24px;
    width: 32px;
    height: 32px;
}

.service-card p {
    color: var(--clr-structural);
}

.differential-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.tag {
    display: inline-block;
    padding: 6px 12px;
    background-color: rgba(27, 77, 62, 0.1);
    color: var(--clr-accent);
    border-radius: 20px;
    font-size: var(--fs-caption);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 24px;
}

.slogan {
    margin-top: 32px;
    padding-left: 24px;
    border-left: 4px solid var(--clr-accent);
    font-size: 20px;
    font-style: italic;
    color: var(--clr-canvas);
}

.mockup-window {
    background-color: #FFFFFF;
    border: 1px solid rgba(0, 0, 0, 0.05);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

.mockup-header {
    background-color: #F8FAFC;
    padding: 16px;
    display: flex;
    gap: 8px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.mockup-header .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background-color: #EF4444; }
.dot.yellow { background-color: #F59E0B; }
.dot.green { background-color: #10B981; }

.mockup-body {
    padding: 32px;
    font-family: var(--font-code);
    font-size: 14px;
    color: var(--clr-accent);
}

.mockup-body code {
    display: block;
    margin-bottom: 24px;
    color: var(--clr-structural);
}

.data-bar {
    height: 8px;
    background-color: rgba(27, 77, 62, 0.15);
    border-radius: 4px;
    margin-bottom: 16px;
}

.cta-section {
    padding: 120px 0;
}

.cta-form-wrapper {
    max-width: 500px;
    margin: 48px auto 0 auto;
}

.contact-form {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
}

.contact-form input {
    flex-grow: 1;
    padding: 12px 16px;
    border-radius: 6px;
    border: 1px solid rgba(0, 0, 0, 0.1);
    background-color: #FFFFFF;
    color: var(--clr-canvas);
    font-family: var(--font-body);
    font-size: 16px;
}

.contact-form input:focus {
    outline: none;
    border-color: var(--clr-accent);
    box-shadow: 0 0 0 3px rgba(27, 77, 62, 0.1);
}

.direct-contact {
    font-size: var(--fs-caption);
    color: var(--clr-structural);
}

.direct-contact a {
    color: var(--clr-accent);
    font-weight: 500;
}

.footer {
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    padding: 48px 0;
    background-color: #F8FAFC;
}

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

.brand-footer .logo {
    margin-bottom: 8px;
}

.brand-footer p {
    font-size: var(--fs-caption);
    color: var(--clr-structural);
    max-width: 300px;
}

.footer-links {
    font-size: var(--fs-caption);
    color: var(--clr-structural);
}

@media (max-width: 992px) {
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .differential-content { grid-template-columns: 1fr; }
    
    :root {
        --fs-h1: 40px;
        --fs-h2: 32px;
    }
}

@media (max-width: 768px) {
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
    
    .nav-links { display: none; }
    
    .contact-form { flex-direction: column; }
    .contact-form button { width: 100%; }
    
    .footer-content {
        flex-direction: column;
        gap: 24px;
        text-align: center;
    }
    
    .brand-footer p {
        margin: 8px auto 0 auto;
    }
}