/**
 * adn-popup.css - reusable popup.
 * Desktop: centred modal. Mobile: sheet that slides up from the bottom.
 */

.adn-popup {
    position: fixed;
    inset: 0;
    z-index: 100000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    visibility: hidden;
    opacity: 0;
    transition: opacity .24s ease, visibility .24s ease;
}
.adn-popup[hidden] { display: none; }
.adn-popup.is-open { visibility: visible; opacity: 1; }

.adn-popup__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, .62);
    -webkit-backdrop-filter: blur(3px);
    backdrop-filter: blur(3px);
}

.adn-popup__dialog {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 620px;
    max-height: 88vh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    background: var(--adn-ivory, #F7F4EE);
    color: var(--adn-charcoal, #1A1A1A);
    border-radius: var(--radius-md, 12px);
    box-shadow: 0 24px 50px -12px rgba(15, 23, 42, .32);
    transform: translateY(14px) scale(.97);
    transition: transform .26s cubic-bezier(.34, 1.4, .64, 1);
}
.adn-popup.is-open .adn-popup__dialog { transform: translateY(0) scale(1); }

.adn-popup__close {
    position: absolute;
    top: 10px;
    right: 10px;
    z-index: 2;
    width: 34px;
    height: 34px;
    border: none;
    border-radius: 50%;
    background: rgba(0, 0, 0, .06);
    color: var(--adn-charcoal, #1A1A1A);
    font-size: 17px;
    line-height: 1;
    cursor: pointer;
    transition: background .15s ease;
}
.adn-popup__close:hover { background: rgba(0, 0, 0, .12); }
.adn-popup__close:focus-visible { outline: 2px solid var(--client-color, #203c3e); outline-offset: 2px; }

.adn-popup__body { padding: 26px 24px 24px; }

/* Optional two-column layout: brand panel + content */
.adn-popup--split .adn-popup__dialog { max-width: 820px; }
.adn-popup--split .adn-popup__body {
    display: grid;
    grid-template-columns: 1fr 1.15fr;
    gap: 0;
    padding: 0;
}
.adn-popup__aside {
    padding: 28px 24px;
    background: var(--adn-stone, #ded5c1);
}
.adn-popup__main { padding: 28px 26px; }

.adn-popup__title {
    margin: 0 0 6px;
    font-family: var(--font-display, Georgia, serif);
    font-size: 1.5rem;
    line-height: 1.22;
    color: var(--client-color, #203c3e);
}
.adn-popup__sub { margin: 0 0 16px; font-size: .88rem; line-height: 1.5; opacity: .82; }

/* ── Mobile: bottom sheet ───────────────────────────────────── */
@media (max-width: 782px) {
    .adn-popup {
        align-items: flex-end;
        padding: 0;
    }
    .adn-popup__dialog {
        max-width: 100%;
        max-height: 92vh;
        border-radius: 16px 16px 0 0;
        transform: translateY(100%);
        transition: transform .3s cubic-bezier(.32, .72, 0, 1);
    }
    .adn-popup.is-open .adn-popup__dialog { transform: translateY(0); }

    /* Grab handle - the top 56px of the sheet is the drag area */
    .adn-popup__dialog { overflow-y: auto; }
    .adn-popup__dialog::before {
        content: '';
        display: block;
        width: 38px;
        height: 4px;
        margin: 10px auto 0;
        border-radius: 999px;
        background: rgba(0, 0, 0, .18);
    }
    .adn-popup--split .adn-popup__body { grid-template-columns: 1fr; }
    .adn-popup__aside { display: none; }
    .adn-popup__main { padding: 18px 18px 24px; }
    .adn-popup__body { padding: 18px 18px 24px; }
}

/* Drag-to-dismiss (adn-popup.js bindDrag) */
.adn-popup__dialog::before { cursor: grab; }
.adn-popup__dialog.is-dragging { cursor: grabbing; user-select: none; }
.adn-popup__dialog.is-dragging::before { cursor: grabbing; background: rgba(0, 0, 0, .34); }

@media (prefers-reduced-motion: reduce) {
    .adn-popup,
    .adn-popup__dialog { transition: none; }
}

body.adn-popup-open { overflow: hidden; }