:root {
    /* Theme: NATURE */
    --nttl-bg: #F4F1EA;
    --nttl-surface: #FFFFFF;
    --nttl-tone: #4A6741;
    --nttl-tone-hover: #364B2F;
    --nttl-ink: #2C2A28;
    
    --font-display: 'Fjalla One', sans-serif;
    --font-body: 'Mulish', sans-serif;
}

body {
    background-color: var(--nttl-bg);
    color: var(--nttl-ink);
}

.font-display {
    font-family: var(--font-display);
    text-transform: uppercase;
}

.font-body {
    font-family: var(--font-body);
}

/* Preset A: Header accent line */
.botanical-top-stripe {
    border-bottom: 3px solid var(--nttl-tone);
}

/* Gallery Logic - Pure CSS */
.nttl-frame-item {
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease-in-out;
}

#herb_pic_1:checked ~ .nttl-view-frame .nttl-fi-1,
#herb_pic_2:checked ~ .nttl-view-frame .nttl-fi-2,
#herb_pic_3:checked ~ .nttl-view-frame .nttl-fi-3,
#herb_pic_4:checked ~ .nttl-view-frame .nttl-fi-4 {
    opacity: 1;
    pointer-events: auto;
}

/* Thumbnail Active States */
#herb_pic_1:checked ~ .nttl-thumb-lane label[for="herb_pic_1"],
#herb_pic_2:checked ~ .nttl-thumb-lane label[for="herb_pic_2"],
#herb_pic_3:checked ~ .nttl-thumb-lane label[for="herb_pic_3"],
#herb_pic_4:checked ~ .nttl-thumb-lane label[for="herb_pic_4"] {
    border-color: var(--nttl-tone);
    opacity: 1;
}

.nttl-thumb-trigger {
    opacity: 0.6;
}
.nttl-thumb-trigger:hover {
    opacity: 0.9;
}

/* Preset A: CTA Pill with Hover Shadow */
.nttl-purchase-trigger {
    background-color: var(--nttl-tone);
    color: var(--nttl-surface);
    border-radius: 999px;
    display: inline-block;
    text-decoration: none;
    box-shadow: none;
}

.nttl-purchase-trigger:hover {
    background-color: var(--nttl-tone-hover);
    box-shadow: 0 10px 25px -5px rgba(74, 103, 65, 0.4), 0 8px 10px -6px rgba(74, 103, 65, 0.2);
}

/* Preset A: Reviews Left Border (Flat structure) */
.nttl-feedback-entry {
    border-left: 4px solid var(--nttl-tone);
    box-shadow: none;
}

/* Scrollbar styling for thumb lane if needed on very small devices */
.nttl-thumb-lane::-webkit-scrollbar {
    height: 4px;
}
.nttl-thumb-lane::-webkit-scrollbar-track {
    background: transparent;
}
.nttl-thumb-lane::-webkit-scrollbar-thumb {
    background: rgba(74, 103, 65, 0.2);
    border-radius: 999px;
}