.modal-backdrop{display:none;position:fixed;inset:0;background:rgba(5,17,27,.72);z-index:4200;align-items:center;justify-content:center;padding:20px}
.modal-backdrop.open{display:flex}
.start-free-backdrop{background:rgba(5,17,27,.78);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);padding:16px;z-index:4300}
.start-free-modal{position:relative;max-width:560px;width:100%;background:linear-gradient(165deg,#fff 0%,#f4faf8 100%);border-radius:26px;padding:0;overflow:hidden;box-shadow:0 32px 90px rgba(5,17,27,.45),0 0 0 1px rgba(255,255,255,.08);animation:start-free-in .38s cubic-bezier(.22,1,.36,1)}
.start-free-modal:before{content:"";position:absolute;width:320px;height:320px;border-radius:50%;top:-180px;right:-90px;background:radial-gradient(circle,rgba(98,213,174,.22),transparent 68%);pointer-events:none}
.start-free-modal:after{content:"";position:absolute;width:260px;height:260px;border-radius:50%;bottom:-150px;left:-70px;background:radial-gradient(circle,rgba(155,123,255,.16),transparent 68%);pointer-events:none}
.start-free-close{position:absolute;top:14px;left:14px;z-index:2;border:0;background:rgba(255,255,255,.92);color:var(--navy,#0d2740);width:36px;height:36px;border-radius:11px;cursor:pointer;font-size:1.2rem;line-height:1;box-shadow:0 4px 14px rgba(13,39,64,.1)}
.start-free-close:hover{background:#fff;transform:scale(1.05)}
.start-free-head{position:relative;padding:34px 28px 22px;text-align:center}
.start-free-kicker{display:inline-flex;align-items:center;gap:7px;padding:6px 12px;border-radius:99px;background:var(--mint-pale,#e8fbf4);color:var(--mint-deep,#0e9d75);font-size:.72rem;font-weight:900;margin-bottom:12px}
.start-free-head h2{margin:0 0 8px;color:var(--navy,#0d2740);font-size:1.55rem;line-height:1.45}
.start-free-head p{margin:0 auto;max-width:400px;color:var(--muted,#687b8d);font-size:.88rem;line-height:1.7}
.start-free-choices{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:0 22px 18px}
.start-free-choice{position:relative;border:2px solid var(--line,#dce7ec);border-radius:18px;padding:18px 14px 16px;background:#fff;text-align:center;cursor:pointer;transition:.28s transform,.28s border-color,.28s box-shadow;font-family:inherit;color:var(--text,#1c3246)}
.start-free-choice:hover{transform:translateY(-4px);box-shadow:0 14px 36px rgba(13,39,64,.12)}
.start-free-choice.selected{box-shadow:0 16px 40px rgba(13,39,64,.14)}
.start-free-choice[data-role="school"].selected{border-color:var(--mint,#62d5ae);background:linear-gradient(180deg,#f6fffb,#fff)}
.start-free-choice[data-role="teacher"].selected{border-color:var(--purple,#9b7bff);background:linear-gradient(180deg,#faf8ff,#fff)}
.start-free-choice-icon{width:52px;height:52px;border-radius:15px;display:grid;place-items:center;margin:0 auto 12px;font-size:1.25rem}
.start-free-choice[data-role="school"] .start-free-choice-icon{background:var(--mint-pale,#e8fbf4);color:var(--mint-deep,#0e9d75)}
.start-free-choice[data-role="teacher"] .start-free-choice-icon{background:#f1edff;color:#6744cf}
.start-free-choice strong{display:block;color:var(--navy,#0d2740);font-size:.98rem;margin-bottom:6px}
.start-free-choice span.desc{display:block;color:var(--muted,#687b8d);font-size:.74rem;line-height:1.65;min-height:2.9em}
.start-free-choice-tag{display:inline-block;margin-top:10px;padding:4px 10px;border-radius:99px;font-size:.68rem;font-weight:900;background:#eef3f5;color:#53687a}
.start-free-choice[data-role="school"].selected .start-free-choice-tag{background:var(--mint-pale,#e8fbf4);color:var(--mint-deep,#0e9d75)}
.start-free-choice[data-role="teacher"].selected .start-free-choice-tag{background:#f1edff;color:#6744cf}
.start-free-check{position:absolute;top:10px;right:10px;width:22px;height:22px;border-radius:50%;border:2px solid #d0dde4;background:#fff;display:grid;place-items:center;font-size:.62rem;color:#fff}
.start-free-check i{opacity:0;transform:scale(.5)}
.start-free-choice.selected .start-free-check i{opacity:1;transform:scale(1)}
.start-free-choice.selected .start-free-check{border-color:transparent;background:var(--mint-deep,#0e9d75)}
.start-free-choice[data-role="teacher"].selected .start-free-check{background:var(--purple,#9b7bff)}
.start-free-foot{position:relative;padding:6px 22px 24px;display:flex;flex-direction:column;gap:10px;align-items:center}
.start-free-foot .button{width:100%;justify-content:center;padding:14px 20px}
.start-free-foot .button:disabled{opacity:.45;cursor:not-allowed;transform:none!important;box-shadow:none}
.start-free-hint{margin:0;font-size:.74rem;color:var(--muted,#687b8d);text-align:center;line-height:1.6}
@keyframes start-free-in{from{opacity:0;transform:translateY(22px) scale(.96)}to{opacity:1;transform:none}}
@media(max-width:580px){.start-free-choices{grid-template-columns:1fr;padding:0 16px 14px}.start-free-head{padding:30px 20px 18px}.start-free-head h2{font-size:1.32rem}.start-free-foot{padding:4px 16px 20px}}