/**
 * Island Dental Studio — interactive components.
 *
 *   23  Accordion
 *   24  Process steps
 *   25  Before / after
 */

/* ═══════════════════════════════════════════════════════
   23  ACCORDION
   Figma: radius 8, question Inter Light 20/28, 34px toggle,
   open fills #F4F7F3 and swaps plus for a filled minus.
   ═══════════════════════════════════════════════════════ */

.ids-accordion { width: 100%; }

.ids-acc {
    border-radius: var(--ids-radius-sm);
    transition: background-color var(--ids-dur-fast) var(--ids-ease);
}
.ids-acc + .ids-acc { margin-top: 0; }
.ids-acc.is-open { background: var(--ids-offwhite); }
@media (hover: hover) {
    .ids-acc:not(.is-open):hover { background: var(--ids-surface); }
}

.ids-acc__q {
    display: flex;
    align-items: center;
    gap: var(--ids-space-5);
    padding: 26px 22px;
    border-bottom: 1px solid var(--ids-surface);
    cursor: pointer;
    list-style: none;
    transition: padding var(--ids-dur-fast) var(--ids-ease);
}
.ids-acc__q::-webkit-details-marker { display: none; }
.ids-acc.is-open .ids-acc__q { padding-bottom: 18px; border-bottom-color: transparent; }
.ids-acc__q:focus-visible { outline: 2px solid var(--ids-primary); outline-offset: -2px; border-radius: var(--ids-radius-sm); }

.ids-acc__label {
    flex: 1;
    min-width: 0;
    font-weight: 300;
    font-size: clamp(17px, 15.51px + 0.38vw, 20px);
    line-height: 1.4;
    color: var(--ids-dark);
}

.ids-acc__toggle {
    flex: none;
    display: grid;
    place-items: center;
    width: 34px;
    height: 34px;
    border: 1px solid var(--ids-sage);
    border-radius: 999px;
    color: var(--ids-primary);
    transition: background-color var(--ids-dur-fast) var(--ids-ease),
                border-color var(--ids-dur-fast) var(--ids-ease),
                color var(--ids-dur-fast) var(--ids-ease);
}
.ids-acc__icon { grid-area: 1 / 1; display: grid; place-items: center; }
.ids-acc__icon--minus { opacity: 0; }
@media (hover: hover) {
    .ids-acc:not(.is-open):hover .ids-acc__toggle { background: var(--ids-white); }
}
.ids-acc.is-open .ids-acc__toggle {
    background: var(--ids-primary);
    border-color: var(--ids-primary);
    color: var(--ids-white);
}
.ids-acc.is-open .ids-acc__icon--plus { opacity: 0; }
.ids-acc.is-open .ids-acc__icon--minus { opacity: 1; }

.ids-acc__a {
    height: 0;
    overflow: hidden;
    transition: height var(--ids-dur) var(--ids-ease);
}
.ids-acc__a-inner {
    /* Generous right inset so answer copy sets to a comfortable measure
       rather than running under the toggle. */
    padding: 0 clamp(22px, 6.7vw, 96px) 30px 22px;
    font-size: 16px;
    line-height: 28px;
    color: var(--ids-body);
}
.ids-acc.is-open { border-bottom: 1px solid var(--ids-surface); }

/* ═══════════════════════════════════════════════════════
   24  PROCESS STEPS
   Figma: 1px rgba(50,92,75,.18), radius 16, inset photograph,
   number Lora 28/36, title Inter Light 20/28.
   ═══════════════════════════════════════════════════════ */

.ids-steps {
    display: grid;
    /* Four across as drawn, but driven by a comfortable minimum so three or
       five steps compose just as well. */
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--ids-space-4);
}
.ids-steps.ids-grid--count-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.ids-steps.ids-grid--count-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.ids-steps.ids-grid--count-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
@media (max-width: 1100px) {
    .ids-steps, .ids-steps.ids-grid--count-4, .ids-steps.ids-grid--count-5 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .ids-steps.ids-grid--count-3 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
}
@media (max-width: 620px) {
    .ids-steps, .ids-steps.ids-grid--count-3, .ids-steps.ids-grid--count-4, .ids-steps.ids-grid--count-5 {
        grid-template-columns: minmax(0, 1fr);
    }
}

.ids-step {
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 5px 5px 22px;
    border: 1px solid rgba(50, 92, 75, 0.18);
    border-radius: var(--ids-radius-lg);
    background: var(--ids-white);
}
.ids-step__media {
    border-radius: var(--ids-radius-md);
    overflow: hidden;
    aspect-ratio: 307 / 220;
    background: var(--ids-surface);
}
.ids-step__media img { width: 100%; height: 100%; object-fit: cover; }
.ids-step__body { display: flex; flex-direction: column; gap: 14px; padding: 0 15px; }
.ids-step__num {
    margin: 0;
    font-family: var(--ids-font-heading);
    font-size: clamp(24px, 22.51px + 0.38vw, 28px);
    line-height: 1.29;
    color: var(--ids-primary);
}
.ids-step__title {
    margin: 0;
    font-family: var(--ids-font-body);
    font-weight: 300;
    font-size: clamp(17px, 15.51px + 0.38vw, 20px);
    line-height: 1.4;
    color: var(--ids-dark);
}
.ids-step__text { margin: 0; font-size: var(--ids-body-sm); line-height: var(--ids-body-sm-lh); }
/* A small link beneath a step's description (optional per step): body-small,
   in the brand green, underlined so it reads as a link against the plain copy. */
.ids-step__link-row { margin: -4px 0 0; font-size: var(--ids-body-sm); line-height: var(--ids-body-sm-lh); }
.ids-step__link {
    color: var(--ids-primary);
    font-weight: 500;
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
    transition: color var(--ids-dur-fast) var(--ids-ease);
}
.ids-step__link:hover,
.ids-step__link:focus-visible { color: var(--ids-dark); }

/* ═══════════════════════════════════════════════════════
   25  BEFORE / AFTER
   ═══════════════════════════════════════════════════════ */

.ids-ba-card { display: flex; flex-direction: column; gap: var(--ids-space-5); }

.ids-ba__frame {
    position: relative;
    aspect-ratio: 16 / 10;
    border-radius: var(--ids-radius-md);
    overflow: hidden;
    background: var(--ids-surface);
    /* A pointer resting over the frame suggests the click-to-jump affordance. */
    cursor: col-resize;
}
.ids-ba__layer { position: absolute; inset: 0; }
.ids-ba__layer img { width: 100%; height: 100%; object-fit: cover; }
.ids-ba__layer--after { clip-path: inset(0 0 0 50%); }

.ids-ba__tag {
    position: absolute;
    top: var(--ids-space-3);
    padding: 5px 12px;
    border-radius: 999px;
    background: rgba(27, 53, 48, 0.66);
    -webkit-backdrop-filter: blur(6px);
    backdrop-filter: blur(6px);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ids-white);
}
.ids-ba__tag--before { left: var(--ids-space-3); }
.ids-ba__tag--after  { right: var(--ids-space-3); }

/**
 * The handle is the only element that opts out of native touch panning, so a
 * touch starting anywhere else still scrolls the carousel this card sits in.
 */
.ids-ba__handle {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 48px;
    margin-left: -24px;
    padding: 0;
    border: 0;
    background: none;
    touch-action: none;
    cursor: col-resize;
    display: grid;
    place-items: center;
}
.ids-ba__line {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 2px;
    margin-left: -1px;
    background: var(--ids-white);
    box-shadow: 0 0 12px rgba(9, 47, 39, 0.35);
}
.ids-ba__knob {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1px;
    width: 44px;
    height: 44px;
    border-radius: 999px;
    background: var(--ids-white);
    color: var(--ids-primary);
    box-shadow: 0 4px 16px rgba(9, 47, 39, 0.28);
    transition: transform var(--ids-dur-fast) var(--ids-ease);
}
.ids-ba__handle:hover .ids-ba__knob,
.ids-ba.is-dragging .ids-ba__knob { transform: scale(1.08); }
.ids-ba__handle:focus-visible { outline: none; }
.ids-ba__handle:focus-visible .ids-ba__knob {
    outline: 3px solid var(--ids-accent);
    outline-offset: 3px;
}
/* No transition while dragging — the divider must track the finger exactly. */
.ids-ba.is-dragging .ids-ba__layer--after,
.ids-ba.is-dragging .ids-ba__handle { transition: none; }

.ids-ba-card__body { display: flex; flex-direction: column; gap: var(--ids-space-2); }
.ids-ba-card__title { margin: 0; font-size: var(--ids-card-title); line-height: var(--ids-card-title-lh); }
.ids-ba-card__details { margin: 0; font-size: var(--ids-body-sm); line-height: var(--ids-body-sm-lh); }
.ids-ba-card__duration {
    display: inline-flex;
    align-items: center;
    gap: var(--ids-space-2);
    margin: 0;
    font-size: var(--ids-body-xs);
    color: var(--ids-primary);
}

@media (max-width: 620px) {
    /* A bigger target for thumbs, and a taller frame so the comparison is
       still readable when the card is narrow. */
    .ids-ba__handle { width: 60px; margin-left: -30px; }
    .ids-ba__frame { aspect-ratio: 4 / 3; }
}

/* ═══════════════════════════════════════════════════════
   26  TREATMENT DETAIL
   ═══════════════════════════════════════════════════════ */

.ids-glance {
    padding: clamp(24px, 2.1vw, 30px);
    border: 1px solid var(--ids-surface);
    border-radius: var(--ids-radius-md);
    background: var(--ids-offwhite);
}
.ids-section--alt .ids-glance { background: var(--ids-white); }
.ids-glance__title {
    margin: 0 0 var(--ids-space-2);
    font-family: var(--ids-font-body);
    font-weight: 400;
    font-size: clamp(18px, 17.26px + 0.19vw, 20px);
    color: var(--ids-dark);
}
.ids-glance__list { margin: 0; }
.ids-glance__row {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--ids-space-4);
    padding-block: var(--ids-space-4);
    border-top: 1px solid var(--ids-surface);
}
.ids-glance__row dt { font-size: var(--ids-body-sm); color: var(--ids-body); }
.ids-glance__row dd {
    margin: 0;
    font-size: var(--ids-body-sm);
    font-weight: 500;
    text-align: right;
    color: var(--ids-dark);
}
.ids-glance__row--price dd { font-family: var(--ids-font-heading); font-size: var(--ids-h5); font-weight: 400; }
.ids-glance__cta { width: 100%; margin-top: var(--ids-space-5); }

.ids-tx-copy { display: flex; flex-direction: column; gap: var(--ids-space-7); }
.ids-tx-block__title { margin: 0 0 var(--ids-space-4); font-size: var(--ids-h2); }
.ids-tx-copy .ids-prose { max-width: 68ch; }

/* Before/after slides are wider than a card slide — two across, not three. */
.ids-carousel--ba .ids-carousel__slide {
    width: calc((min(100vw, var(--ids-container)) - var(--ids-space-6)) / 2);
}
@media (max-width: 900px) {
    .ids-carousel--ba .ids-carousel__slide { width: min(88vw, 520px); }
}