/* ============ INVISALIGN PAGE ============ */

/* ---- why invisalign / no-list (text left, image right, white bg) ---- */
.inv-why{background:#fff}
.inv-why__inner{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.inv-why__media{border-radius:var(--radius);overflow:hidden}
.inv-why__media img{width:100%;height:100%;object-fit:cover}
.inv-why__copy p{margin-top:1rem}
.inv-why__cta{margin-top:1.8rem}
.inv-no-list{list-style:none;margin-top:1.6rem;display:flex;flex-direction:column;gap:1rem}
.inv-no-list li{display:flex;gap:.8rem;align-items:flex-start;font-size:1rem;color:var(--ink)}
.inv-no-list li::before{content:"✓";flex:none;width:1.6rem;height:1.6rem;border-radius:50%;background:var(--blue);color:#fff;font-size:.8rem;display:flex;align-items:center;justify-content:center;margin-top:.1rem}
.inv-no-list strong{font-weight:600}
@media (max-width:860px){.inv-why__inner{grid-template-columns:1fr}}

/* ---- treatment type comparison table (green-pale band, white card) ---- */
.inv-treatment-types{background:var(--green-pale);border-radius:28px}
.inv-treatment-types .wrap{max-width:80rem}
.inv-treatment-types h2{color:var(--green)}
.ortho-compare{overflow-x:auto;background:#fff;border-radius:1rem;padding:2rem}
.ortho-compare table{width:100%;border-collapse:collapse;min-width:640px}
.ortho-compare th,.ortho-compare td{padding:1rem;border-bottom:1px solid #ccc;vertical-align:top}
.ortho-compare thead th{font-family:var(--sans);color:var(--ink);font-weight:400;font-size:1.4rem;text-align:center;background:none;vertical-align:bottom}
.ortho-compare thead th:first-child{text-align:left}
.ortho-compare tbody th{font-family:var(--sans);font-weight:500;color:var(--ink);text-align:left;width:38%;padding-left:1.5rem}
.ortho-compare td{color:var(--muted);font-size:.98rem;text-align:center}
.ortho-compare td,.ortho-compare thead th+th{border-left:1px solid #ccc}
.ortho-compare tbody tr:last-child th,.ortho-compare tbody tr:last-child td{border-bottom:none}
.compare-tag{display:block;width:max-content;margin:0 auto .5rem;background:var(--lavender-dk);color:var(--ink);border-radius:2px;font-size:.75rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;padding:.25rem .6rem}
.inv-type-note{font-size:.8rem;color:var(--muted);margin-top:1rem}

/* ---- ways to pay (white section, Inter headings) ---- */
.inv-pay{background:#fff}
.inv-pay .section-head--center p{max-width:56ch;margin-top:.9rem}
.inv-pay-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem;margin-top:2rem}
.inv-pay-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.9rem 1.6rem}
.inv-pay-card h3{font-family:var(--sans);color:var(--ink);font-weight:600;font-size:1.15rem;margin-bottom:.5rem}
.inv-steps__cta{display:flex;justify-content:center;margin-top:1.8rem}
@media (max-width:860px){.inv-pay-grid{grid-template-columns:1fr}}

/* ---- before/after slider (left-aligned head + review-slider cards) ---- */
.ba-head{margin-bottom:2.2rem}
.ba-head p{margin-top:.8rem;max-width:56ch}
.ba-card{flex:none;width:26rem;scroll-snap-align:start;border:1px solid var(--line);border-radius:var(--radius);padding:1.5rem;background:#fff;display:flex;flex-direction:column;gap:.9rem}
.ba-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:1rem}
.ba-card__label{font-size:.78rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--ink)}
@media (max-width:560px){.ba-card{width:82vw}}

/* ---- trademark note ---- */
.inv-trademark{padding-top:0;padding-bottom:2rem}
.inv-trademark p{font-size:.76rem;color:var(--muted);max-width:80ch}

/* ---- process river (text left / image right) ---- */
.inv-process__inner{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(2rem,4vw,3.5rem);align-items:center}
.inv-process__copy>p{font-size:1rem;margin-bottom:1rem;max-width:56ch}
.inv-process__list{list-style:none;display:flex;flex-direction:column;gap:.9rem;margin:0 0 1.2rem}
.inv-process__list li{position:relative;padding-left:1.5rem;font-size:.98rem;color:var(--muted)}
.inv-process__list li::before{content:"";position:absolute;left:0;top:.55em;width:7px;height:7px;border-radius:50%;background:var(--blue)}
.inv-process__list strong{color:var(--ink)}
.inv-process__copy .btn{margin-top:.4rem}
.inv-process__media img{width:100%;height:100%;border-radius:var(--radius);object-fit:cover;aspect-ratio:4/4.4}
@media(max-width:900px){.inv-process__inner{grid-template-columns:1fr}.inv-process__media{order:-1}}