.prerequisite-backdrop { position: fixed; inset: 0; z-index: 10060; display: flex; align-items: center; justify-content: center; padding: 20px; background: rgba(15,23,42,.48); backdrop-filter: blur(3px); }
.prerequisite-modal { position: relative; display: flex; flex-direction: column; width: min(520px,100%); max-height: calc(100dvh - 40px); border: 1px solid #e2e8f0; border-radius: 20px; background: #fff; color: #334155; box-shadow: 0 24px 80px rgba(15,23,42,.24); overflow: hidden; font-family: 'SUIT',-apple-system,sans-serif; }
.prerequisite-modal__header { position: relative; padding: 26px 28px 20px; flex-shrink: 0; }
.prerequisite-modal__icon { display: grid; place-items: center; width: 38px; height: 38px; margin-bottom: 15px; border-radius: 12px; background: #eef2ff; color: #6366f1; font-size: 24px; }
.prerequisite-modal__header h2 { margin: 0; color: #1e293b; font-size: 21px; line-height: 1.4; font-weight: 750; letter-spacing: -.5px; }
.prerequisite-modal__header p { margin: 10px 0 0; color: #64748b; font-size: 13px; line-height: 1.75; word-break: keep-all; }
.prerequisite-modal button { font-family: inherit; cursor: pointer; transition: background .15s, border-color .15s; }
.prerequisite-modal button:disabled { opacity: .45; cursor: default; }
.prerequisite-modal button:focus-visible { outline: 2px solid #6366f1; outline-offset: 3px; }
.prerequisite-modal__close { position: absolute; top: 18px; right: 18px; width: 32px; height: 32px; border: 0; border-radius: 50%; background: #f1f5f9; color: #64748b; font-size: 23px; line-height: 1; }
.prerequisite-modal__close:hover { background: #e2e8f0; }
.prerequisite-modal__body { display: flex; flex-direction: column; gap: 12px; overflow: auto; padding: 0 28px 24px; overscroll-behavior: contain; }
.prerequisite-modal__item { padding: 17px 18px; border: 1px solid #e2e8f0; border-radius: 12px; background: #f8fafc; }
.prerequisite-modal__item h3 { margin: 0; color: #334155; font-size: 14px; font-weight: 700; }
.prerequisite-modal__item p { margin: 7px 0 13px; color: #64748b; font-size: 12px; line-height: 1.6; word-break: keep-all; }
.prerequisite-modal__actions { display: flex; gap: 8px; flex-wrap: wrap; }
.prerequisite-modal__actions button { display: inline-flex; align-items: center; gap: 5px; min-height: 36px; padding: 7px 12px; border: 1px solid #c7d2fe; border-radius: 8px; background: #fff; color: #4f46e5; font-size: 12px; font-weight: 650; }
.prerequisite-modal__actions button:hover { background: #eef2ff; border-color: #a5b4fc; }
.prerequisite-modal__footer { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; padding: 17px 28px; border-top: 1px solid #e2e8f0; background: #fff; flex-shrink: 0; }
.prerequisite-modal__back, .prerequisite-modal__continue { min-height: 38px; border-radius: 9px; padding: 8px 13px; font-size: 12px; font-weight: 650; }
.prerequisite-modal__back { border: 1px solid #e2e8f0; background: #fff; color: #64748b; }
.prerequisite-modal__continue { border: 1px solid #6366f1; background: #6366f1; color: #fff; }
.prerequisite-modal__continue:hover:not(:disabled) { background: #4f46e5; }
.ui-dark .prerequisite-modal, .ui-dark .prerequisite-modal__footer { background: #182235; color: #e2e8f0; border-color: #334155; }
.ui-dark .prerequisite-modal h2, .ui-dark .prerequisite-modal h3 { color: #e2e8f0; }
.ui-dark .prerequisite-modal p { color: #94a3b8; }
.ui-dark .prerequisite-modal__item, .ui-dark .prerequisite-modal__back, .ui-dark .prerequisite-modal__close { background: #1e293b; color: #cbd5e1; border-color: #334155; }
.ui-dark .prerequisite-modal__actions button { background: #293454; color: #c7d2fe; border-color: #465487; }
@media(max-width: 480px) { .prerequisite-backdrop { padding: 12px; } .prerequisite-modal { max-height: calc(100dvh - 24px); } .prerequisite-modal__header { padding: 22px 20px 18px; } .prerequisite-modal__body { padding: 0 20px 20px; } .prerequisite-modal__footer { padding: 16px 20px; } .prerequisite-modal__header h2 { font-size: 19px; } }