* {
    box-sizing: border-box;
}


body {

    margin: 0;

    font-family:
        Arial,
        Helvetica,
        sans-serif;

    background: #f3f6f9;

    color: #1f2933;

}



.container {

    max-width: 900px;

    margin: 0 auto;

    padding: 30px 20px 50px;

}



/* =========================================
   HEADER
========================================= */

.hero {

    background: #1f4e79;

    color: white;

    border-radius: 16px;

    padding: 30px;

    margin-bottom: 22px;

}


.eyebrow {

    text-transform: uppercase;

    letter-spacing: 1px;

    font-size: 13px;

    opacity: .8;

    margin: 0 0 8px;

}


h1 {

    margin: 0 0 10px;

    font-size: 34px;

}


.subtitle {

    margin: 0;

    line-height: 1.5;

    max-width: 700px;

    opacity: .92;

}



/* =========================================
   KAARTEN
========================================= */

.card {

    background: white;

    border-radius: 14px;

    padding: 25px;

    margin-bottom: 18px;

    box-shadow:
        0 2px 10px rgba(0,0,0,.06);

    position: relative;

}


.step {

    position: absolute;

    left: 25px;

    top: 25px;

    width: 32px;

    height: 32px;

    border-radius: 50%;

    background: #e7f0f8;

    color: #1f4e79;

    display: flex;

    align-items: center;

    justify-content: center;

    font-weight: bold;

}


.section-content {

    margin-left: 48px;

}


h2 {

    margin: 0 0 8px;

    color: #1f4e79;

}


.muted {

    color: #66737f;

    line-height: 1.5;

}



/* =========================================
   FORMULIER
========================================= */

label {

    display: block;

    margin: 18px 0 7px;

    font-weight: bold;

}


select {

    width: 100%;

    padding: 12px;

    border: 1px solid #c7cfd6;

    border-radius: 8px;

    background: white;

    font-size: 16px;

}


.dose-grid {

    display: grid;

    grid-template-columns: 1fr 1fr;

    gap: 18px;

}



/* =========================================
   DAGDOSIS
========================================= */

.daily-dose {

    margin-top: 22px;

    padding: 17px;

    background: #f1f7fb;

    border-radius: 10px;

    display: flex;

    justify-content: space-between;

    gap: 20px;

    align-items: center;

}


.daily-dose strong {

    font-size: 22px;

    color: #1f4e79;

}



/* =========================================
   BUTTON
========================================= */

button {

    width: 100%;

    margin-top: 25px;

    padding: 14px;

    border: 0;

    border-radius: 8px;

    background: #1f4e79;

    color: white;

    font-size: 17px;

    font-weight: bold;

    cursor: pointer;

}


button:hover {

    background: #173b5c;

}



/* =========================================
   RESULTAAT
========================================= */

.result-card {

    min-height: 240px;

}


.result-placeholder {

    text-align: center;

    color: #687581;

    padding: 35px 10px;

}


.result-icon {

    margin: 0 auto 15px;

    width: 46px;

    height: 46px;

    border-radius: 50%;

    background: #eef3f7;

    color: #1f4e79;

    display: flex;

    align-items: center;

    justify-content: center;

    font-size: 24px;

}



/* =========================================
   HUIDIGE BEHANDELING
========================================= */

.current-box {

    background: #f1f7fb;

    padding: 18px;

    border-radius: 10px;

    margin: 18px 0;

}


.category {

    display: inline-block;

    padding: 7px 12px;

    border-radius: 20px;

    font-weight: bold;

    margin: 8px 0 15px;

}


.category.low {

    background: #e6f4ea;

    color: #216e39;

}


.category.medium {

    background: #fff4df;

    color: #8a5a00;

}


.category.high {

    background: #fdeaea;

    color: #a12622;

}



/* =========================================
   CONVERSIE OPTIES
========================================= */

.option {

    border: 1px solid #d8e0e6;

    border-radius: 10px;

    padding: 17px;

    margin-top: 12px;

}


.option.recommended {

    border: 2px solid #1f4e79;

}


.option-title {

    font-weight: bold;

    font-size: 18px;

    color: #1f4e79;

}


.option-dose {

    font-size: 20px;

    font-weight: bold;

    margin: 7px 0;

}


.option-meta {

    color: #66737f;

}


.badge {

    display: inline-block;

    font-size: 12px;

    font-weight: bold;

    padding: 4px 8px;

    border-radius: 12px;

    background: #e7f0f8;

    color: #1f4e79;

    margin-bottom: 7px;

}



/* =========================================
   WAARSCHUWING
========================================= */

.warning {

    background: #fff3cd;

    border-radius: 12px;

    padding: 18px;

    color: #594a1f;

}


.warning p {

    margin-bottom: 0;

    line-height: 1.5;

}



/* =========================================
   FOOTER
========================================= */

footer {

    text-align: center;

    color: #7a858e;

    font-size: 13px;

    margin-top: 25px;

}



/* =========================================
   MOBIEL
========================================= */

@media (max-width: 650px) {

    .container {

        padding:
            15px
            10px
            30px;

    }


    .hero {

        padding: 22px;

    }


    h1 {

        font-size: 28px;

    }


    .section-content {

        margin-left: 42px;

    }


    .dose-grid {

        grid-template-columns: 1fr;

        gap: 0;

    }


    .daily-dose {

        flex-direction: column;

        align-items: flex-start;

    }

}