/* GEMMETRICA CLEAN STYLE - HIGH CONTRAST & SCROLL FIX */
:root {
    --bg-app: #F3F4F6;       /* Achtergrond (Lichtgrijs) */
    --bg-card: #FFFFFF;      /* Kaarten (Wit) */
    --text-main: #111827;    /* Tekst (Bijna Zwart) */
    --text-muted: #4B5563;   /* Uitleg (Donkergrijs) */
    --color-accent: #0F766E; /* Accent (Teal) */
    --border-color: #D1D5DB; /* Randen */
}

body {
    background-color: var(--bg-app);
    color: var(--text-main);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    -webkit-font-smoothing: antialiased;
}

/* Input velden: ALTIJD witte achtergrond, donkere tekst */
input[type="number"], select {
    background-color: #FFFFFF !important;
    color: #000000 !important;
    border: 1px solid #9CA3AF !important;
    font-weight: 700; 
    font-size: 1rem;
}

input[type="number"]:focus, select:focus {
    border-color: var(--color-accent) !important;
    outline: 2px solid var(--color-accent);
    outline-offset: 1px;
}

/* Kaarten */
.glass-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* Resultaat Cijfers - Extra Groot & Zwart */
.result-number {
    color: #000000;
    font-weight: 900;
}

/* Animatie */
.animate-fade-in-up {
    animation: fadeInUp 0.4s ease-out forwards;
}
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --- DE SCROLL FIX VOOR STICKY HEADER --- */
#gemResultsArea {
    /* Houd 100px ruimte vrij boven de resultaten als er naartoe wordt gescrolld */
    scroll-margin-top: 100px;
}