/* Variablen für das Farbschema */
:root {
    --excel-green: #217346;
    --excel-green-dark: #1a5c38;
    --subtle-gray: #f8f9fa;
    --text-dark: #333333;
}

body {
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    color: var(--text-dark);
    scroll-behavior: smooth;
}

.text-green {
    color: var(--excel-green);
}

.bg-excel-dark {
    background-color: var(--excel-green-dark);
}

/* Header & Hero */
.navbar {
    background-color: white;
    transition: all 0.3s ease;
}

.hero-section {
    min-height: 80vh;
    background: linear-gradient(135deg, #ffffff 0%, #e9ecef 100%);
    padding-top: 80px;
}

/* Buttons */
.btn-excel {
    background-color: var(--excel-green);
    color: white;
    border: none;
    transition: transform 0.2s ease, background-color 0.2s ease;
}

.btn-excel:hover {
    background-color: var(--excel-green-dark);
    color: white;
    transform: translateY(-2px);
}

/* Service Cards */
.service-card {
    transition: transform 0.3s ease;
    border-radius: 12px;
}

.service-card:hover {
    transform: translateY(-10px);
}

.service-icon {
    font-size: 3rem;
    color: var(--excel-green);
    margin-bottom: 1rem;
    display: block;
}

/* Ablauf Section */
.step-num {
    width: 60px;
    height: 60px;
    background: white;
    color: var(--excel-green);
    font-size: 1.5rem;
    font-weight: bold;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

/* Animationen */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.reveal {
    animation: fadeInUp 1s ease-out;
}