/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-primary: #4CAF8C;
    --color-primary-light: #7ecb91;
    --color-primary-dark: #3a8c6d;
    --color-secondary: #F5A623;
    --color-text: #2c3e50;
    --color-text-light: #5a6c7d;
    --color-text-muted: #95a5a6;
    --color-bg: #ffffff;
    --color-bg-light: #f8f9fa;
    --color-bg-accent: #f1f9f6;
    --color-border: #e1e8ed;
    --color-shadow: rgba(0, 0, 0, 0.08);
    --spacing: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.7;
    font-size: 16px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing);
}

/* Navigation */
.navbar {
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: 1.5rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px var(--color-shadow);
}

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

.logo-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo {
    height: 50px;
    width: auto;
}

.brand-name {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text);
}

.nav-link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    font-size: 0.95rem;
}

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--color-bg-accent) 0%, var(--color-bg) 100%);
    padding: var(--spacing-xl) 0;
    text-align: center;
    border-bottom: 1px solid var(--color-border);
}

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

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--color-text-light);
    line-height: 1.8;
    max-width: 700px;
    margin: 0 auto;
}

/* Section Structure */
section {
    padding: var(--spacing-xl) 0;
}

section:nth-child(even) {
    background-color: var(--color-bg-light);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 1rem;
}

.section-intro {
    font-size: 1.15rem;
    color: var(--color-text-light);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
}

.content-box {
    max-width: 850px;
    margin: 0 auto;
}

.content-box p {
    font-size: 1.05rem;
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing);
    margin-bottom: var(--spacing-lg);
}

.stat-card {
    background: var(--color-bg);
    padding: 2.5rem 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    border: 2px solid var(--color-border);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px var(--color-shadow);
    border-color: var(--color-primary);
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
    line-height: 1;
}

.stat-label {
    font-size: 0.95rem;
    color: var(--color-text-light);
    font-weight: 500;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing);
    margin-bottom: var(--spacing-lg);
}

.feature-card {
    background: var(--color-bg);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.feature-card:hover {
    box-shadow: 0 10px 30px var(--color-shadow);
    transform: translateY(-5px);
    border-color: var(--color-primary-light);
}

.feature-card h3 {
    color: var(--color-text);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--color-primary-dark);
}

.feature-card p {
    color: var(--color-text-light);
    line-height: 1.7;
    font-size: 1rem;
}

/* Platform Image */
.platform-image {
    margin-top: var(--spacing-lg);
    text-align: center;
}

.platform-image img {
    max-width: 900px;
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: 0 20px 60px var(--color-shadow);
}

/* Results Grid */
.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing);
}

.result-card {
    background: var(--color-bg);
    padding: 2rem;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--color-primary);
    box-shadow: 0 2px 10px var(--color-shadow);
}

.result-card h3 {
    color: var(--color-text);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
}

.result-card ul {
    list-style: none;
}

.result-card li {
    padding: 0.6rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--color-text-light);
    line-height: 1.6;
}

.result-card li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 700;
}

/* Workflow */
.workflow {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing);
}

.workflow-step {
    text-align: center;
    padding: 2rem 1rem;
}

.step-number {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
    box-shadow: 0 5px 20px rgba(76, 175, 140, 0.3);
}

.workflow-step h3 {
    color: var(--color-text);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.workflow-step p {
    color: var(--color-text-light);
    line-height: 1.7;
}

/* Team Section */
.team-image-container {
    text-align: center;
}

.team-image {
    max-width: 900px;
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 40px var(--color-shadow);
}

/* Footer */
footer {
    background-color: var(--color-text);
    color: white;
    padding: 3rem 0;
    text-align: center;
    margin-top: var(--spacing-xl);
}

footer p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
}

/* Responsive Design */
@media (max-width: 968px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }

    .hero-title {
        font-size: 2.25rem;
    }

    .hero-description {
        font-size: 1.1rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }
}

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

    section {
        padding: 3rem 0;
    }

    .hero {
        padding: 4rem 0;
    }

    .hero-title {
        font-size: 1.85rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .section-header h2 {
        font-size: 1.75rem;
    }

    .stat-number {
        font-size: 2.75rem;
    }

    .stats-grid,
    .features-grid,
    .results-grid,
    .workflow {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .logo {
        height: 40px;
    }

    .brand-name {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.6rem;
    }

    .section-header h2 {
        font-size: 1.5rem;
    }

    .stat-number {
        font-size: 2.5rem;
    }

    .feature-card,
    .result-card {
        padding: 1.5rem;
    }

    .nav-link {
        font-size: 0.85rem;
    }
}