:root {
    --primary: #0F172A;
    --secondary: #1D4ED8;
    --bg-light: #F8FAFC;
    --accent: #16A34A;
}

body {
    background-color: var(--bg-light);
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    color: var(--primary);
}

/* Navbar/Header dengan warna primary */
.navbar-custom {
    background-color: var(--primary);
    padding: 1rem 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.logo-text {
    color: white;
    font-weight: 700;
    font-size: 1.8rem;
    letter-spacing: -0.5px;
    margin: 0;
    line-height: 1.2;
}

.logo-text span {
    color: var(--accent);
    font-weight: 600;
}

.tagline-custom {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin: 0;
}

.counter-badge {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 40px;
    padding: 0.6rem 1.5rem;
    border-left: 4px solid var(--accent);
    text-align: center;
}

.counter-label {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.counter-value {
    color: white;
    font-weight: 700;
    font-size: 2rem;
    line-height: 1.2;
}

/* Hero Section dengan secondary */
.hero-section {
    background: linear-gradient(135deg, var(--secondary) 0%, #2563eb 100%);
    color: white;
    padding: 4rem 0;
    margin-bottom: 3rem;
}

.hero-title {
    font-weight: 800;
    font-size: 2.8rem;
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.2rem;
    opacity: 0.95;
    max-width: 800px;
    margin: 0 auto;
}

/* Card kalkulator */
.calculator-card {
    background: white;
    border-radius: 24px;
    padding: 2rem 1.5rem;
    height: 100%;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border: 1px solid rgba(0, 0, 0, 0.03);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05);
}

.calculator-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 35px -8px rgba(29, 78, 216, 0.15);
    border-color: var(--secondary);
}

.icon-circle {
    width: 70px;
    height: 70px;
    background: rgba(29, 78, 216, 0.1);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.8rem;
}

.icon-circle i {
    font-size: 2.4rem;
    color: var(--secondary);
}

.card-title {
    font-weight: 700;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

.card-desc {
    color: #475569;
    margin-bottom: 2rem;
    line-height: 1.6;
}

/* Button styles */
.btn-payroll {
    background-color: var(--primary);
    color: white;
    padding: 0.7rem 1.8rem;
    border-radius: 50px;
    font-weight: 600;
    border: none;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-block;
}

.btn-payroll:hover {
    background-color: var(--secondary);
    color: white;
    transform: scale(1.02);
}

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

.btn-payroll-accent:hover {
    background-color: #0f8b3a;
    color: white;
}

/* Features */
.feature-icon {
    width: 60px;
    height: 60px;
    background: rgba(22, 163, 74, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.2rem;
}

.feature-icon i {
    font-size: 2rem;
    color: var(--accent);
}

.feature-title {
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.feature-text {
    color: #475569;
}

/* Section SEO */
.seo-section {
    background: white;
    border-radius: 32px;
    padding: 2.5rem;
    margin: 3rem 0;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.02);
    border: 1px solid #e9eef2;
}

.seo-section h3 {
    color: var(--primary);
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.seo-section p {
    color: #334155;
    line-height: 1.7;
}

/* Footer */
.footer-custom {
    background-color: var(--primary);
    color: white;
    padding: 4rem 0 2rem;
    margin-top: 3rem;
}

.footer-title {
    color: white;
    font-weight: 700;
    margin-bottom: 1.2rem;
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.2s;
}

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

.copyright {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 3rem;
    padding-top: 2rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

.copyright a {
    color: #FFD700;
    text-decoration: none;
    font-weight: 500;
}

.copyright a:hover {
    text-decoration: underline;
}