.btv-modal-backdrop{position:fixed;inset:0;z-index:10000;background:rgba(4,24,27,.76);display:grid;place-items:center;padding:20px;backdrop-filter:blur(10px)}
.btv-modal{width:min(100%,480px);max-height:min(760px,calc(100dvh - 32px));overflow:auto;background:linear-gradient(145deg,#fff 0%,#f4faf8 100%);color:#143438;border:1px solid rgba(166,201,193,.72);border-radius:30px;padding:clamp(22px,5vw,32px);box-shadow:0 32px 90px rgba(0,0,0,.32)}
.btv-modal-header{display:flex;align-items:center;justify-content:space-between;gap:12px}.btv-modal-header>small{color:#6b807e;font-size:10px;font-weight:900;letter-spacing:.12em}.btv-modal h2{font:700 clamp(29px,6vw,38px)/1.08 Georgia,serif;letter-spacing:-.025em;margin:16px 0 20px}.btv-coin{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:#fff2c8;color:#72500b;font-weight:850}.btv-exam-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.btv-exam-summary>span{display:grid;gap:3px;padding:14px 10px;border:1px solid #d6e5e1;border-radius:15px;background:rgba(255,255,255,.8);text-align:center}.btv-exam-summary strong{font:700 25px/1 Georgia,serif;color:#123f43}.btv-exam-summary small{color:#6a7d7b;font-size:10px;font-weight:800}.btv-wallet-summary{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:13px;padding:14px 16px;border-radius:15px;background:#dff1ec;color:#184d4d}.btv-wallet-summary span{font-size:12px;font-weight:750}.btv-wallet-summary strong{font-size:18px;white-space:nowrap}.btv-modal .btv-modal-note{margin:14px 1px 0;color:#607573;font-size:13px;line-height:1.55}.btv-modal-actions{display:grid;grid-template-columns:1fr 1.25fr;gap:10px;margin-top:22px}.btv-modal-actions button{min-height:50px;border:1px solid transparent;border-radius:14px;padding:13px 16px;font-weight:850;cursor:pointer}.btv-modal-actions .primary{background:linear-gradient(135deg,#103f43,#16706c);color:#fff;box-shadow:0 10px 24px rgba(16,63,67,.2)}.btv-modal-actions .secondary{background:#fff;border-color:#cfdfdc;color:#143438}.btv-modal-actions button:focus-visible{outline:3px solid rgba(29,131,122,.35);outline-offset:2px}
@media(max-width:420px){.btv-modal-backdrop{padding:12px}.btv-modal{border-radius:24px;padding:22px 18px}.btv-modal-header{align-items:flex-start;flex-direction:column}.btv-modal h2{margin-top:13px}.btv-exam-summary>span{padding:12px 5px}.btv-exam-summary strong{font-size:22px}.btv-modal-actions{grid-template-columns:1fr}.btv-modal-actions .primary{grid-row:1}.btv-modal-actions .secondary{grid-row:2}}
@media(prefers-color-scheme:dark){.btv-modal{background:linear-gradient(145deg,#14282a,#102123);border-color:#355052;color:#f6fbfa}.btv-modal-header>small,.btv-modal .btv-modal-note{color:#b9c8c7}.btv-exam-summary>span{background:#1b3335;border-color:#355052}.btv-exam-summary strong{color:#f2fbf9}.btv-exam-summary small{color:#afc1bf}.btv-wallet-summary{background:#214441;color:#e6f7f3}.btv-modal-actions .secondary{background:#294043;border-color:#3c595b;color:#fff}}