/* Isolated SEVIX Next experiment: no changes to existing calculator layout */
#next-launch{position:fixed;right:18px;bottom:calc(24px + env(safe-area-inset-bottom));z-index:48;border:1px solid rgba(255,255,255,.2);border-radius:999px;padding:12px 18px;background:#1565ec;color:white;font:600 13px system-ui;box-shadow:0 8px 30px #0b4dbb55;cursor:pointer}
.next-modal[hidden]{display:none!important}.next-modal{position:fixed;inset:0;z-index:120;background:#070b17bd;display:flex;align-items:center;justify-content:center;padding:14px;overflow:auto}.next-open{overflow:hidden!important}.next-dialog{width:min(900px,100%);max-height:calc(100dvh - 28px);overflow:auto;border-radius:22px;background:#f6f8fc;color:#131b2c;box-shadow:0 30px 100px #0006;padding:22px;font:14px system-ui}.next-head{display:flex;justify-content:space-between;gap:16px;align-items:start;margin-bottom:18px}.next-head small{color:#2563eb;letter-spacing:.12em;font-weight:800;font-size:10px}.next-head h2{font-size:25px;font-weight:750;line-height:1.3;margin:3px 0}.next-head p{color:#64748b;font-size:12px}.next-close{font-size:26px;border-radius:50%;height:36px;width:36px;background:#e5eaf4}.next-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.next-col{min-width:0}.next-option{display:flex;width:100%;text-align:left;flex-direction:column;gap:6px;border:1px solid #d8dfea;background:white;border-radius:14px;padding:17px;margin-bottom:10px;cursor:pointer}.next-option strong{font-size:14px}.next-option span,.next-note,.next-muted{font-size:11px;color:#65748c}.next-primary{background:#1565ec;color:white;border-color:#1565ec}.next-primary span{color:#e4edff}.next-section{background:white;border:1px solid #e0e6ee;border-radius:14px;padding:12px}.next-section-title{font-weight:700;display:flex;justify-content:space-between;margin-bottom:8px}.next-row{display:flex;flex-direction:column;text-align:left;padding:10px;border-radius:10px;width:100%;overflow-wrap:anywhere}.next-row small{color:#6a7990}.next-row.next-selected{background:#e5efff;color:#1456c5}.next-preview{height:225px;background:#eaf0f8;border:1px solid #d8e1ed;display:flex;justify-content:center;align-items:center;border-radius:14px;overflow:hidden}.next-preview img{max-width:100%;max-height:100%;object-fit:contain}.next-placeholder{text-align:center;color:#79879a;display:flex;flex-direction:column;align-items:center;gap:6px;padding:20px;font-size:12px}.next-details{padding:14px 1px;display:flex;flex-direction:column;gap:7px;overflow-wrap:anywhere}.next-details b{font-size:15px}.next-details div{font-size:12px;color:#64748b}.next-import{width:100%;border-radius:12px;background:#1565ec;color:white;font-weight:750;padding:14px;cursor:pointer}.next-import:disabled{background:#b3c1d5;cursor:not-allowed}.next-note{margin-top:10px;line-height:1.6}@media(max-width:640px){#next-launch{bottom:calc(78px + env(safe-area-inset-bottom));right:12px;padding:10px 13px;font-size:11px}.next-modal{padding:0;align-items:stretch}.next-dialog{max-height:100dvh;width:100%;border-radius:0;padding:20px 16px 85px}.next-grid{grid-template-columns:1fr;gap:14px}.next-preview{height:190px}}@media(prefers-color-scheme:dark){html.dark .next-dialog{background:#111827;color:#f2f5ff}html.dark .next-option,html.dark .next-section{background:#1e293b;border-color:#334155}html.dark .next-primary{background:#1565ec}html.dark .next-preview{background:#202b3c;border-color:#334155}html.dark .next-close{background:#334155}}