.ai-course-modal[hidden] {
    display: none !important;
}

.ai-course-modal {
    position: fixed;
    inset: 0;
    z-index: 99999;
}

.ai-course-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.52);
    backdrop-filter: blur(6px);
}

.ai-course-modal__dialog {
    position: relative;
    z-index: 1;
    width: min(92vw, 420px);
    margin: min(10vh, 72px) auto 0;
    padding: 28px 24px 24px;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 24px 70px rgba(15, 23, 42, 0.18);
}

.ai-course-modal__close {
    position: absolute;
    top: 12px;
    right: 14px;
    border: 0;
    background: transparent;
    font-size: 28px;
    line-height: 1;
    cursor: pointer;
    color: #6b7280;
}

.ai-course-modal__eyebrow {
    margin: 0 0 8px;
    font-size: 12px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #6b7280;
}

.ai-course-modal__title {
    margin: 0;
    font-size: 28px;
    line-height: 1.15;
    color: #111827;
}

.ai-course-modal__price {
    margin: 10px 0 18px;
    font-size: 34px;
    font-weight: 800;
    color: #1144e8;
}

.ai-course-modal__price-row {
    display: flex;
    align-items: baseline;
    gap: 12px;
    margin: 10px 0 18px;
}

.ai-course-modal__price-row .ai-course-modal__price {
    margin: 0;
}

.ai-course-modal__price-original {
    position: relative;
    display: inline-block;
    margin: 0;
    font-size: 18px;
    font-weight: 700;
    color: #94a3b8;
}

.ai-course-modal__price-original::after {
    content: "";
    position: absolute;
    left: -0.08em;
    right: -0.08em;
    top: 52%;
    height: 2px;
    background: rgba(100, 116, 139, 0.92);
    transform: translateY(-50%);
}

.ai-course-modal__tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 18px;
}

.ai-course-modal__tab {
    border: 1px solid rgba(17, 68, 232, 0.12);
    background: #f8fafc;
    color: #334155;
    padding: 10px 12px;
    border-radius: 14px;
    font-weight: 700;
    cursor: pointer;
}

.ai-course-modal__tab.is-active {
    background: linear-gradient(135deg, #1144e8, #5e24e1);
    color: #fff;
    border-color: transparent;
}

.ai-course-modal__panel {
    display: none;
}

.ai-course-modal__panel.is-active {
    display: block;
}

.ai-course-modal__qr-wrap {
    display: flex;
    justify-content: center;
    margin-bottom: 14px;
}

.ai-course-modal__qr {
    display: block;
    width: min(72vw, 240px);
    height: auto;
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 16px 34px rgba(15, 23, 42, 0.08);
}

.ai-course-modal__hint,
.ai-course-modal__order {
    margin: 10px 0 0;
    font-size: 14px;
    line-height: 1.7;
    color: #475569;
}

.ai-course-modal__primary {
    width: 100%;
    margin-top: 16px;
    border: 0;
    border-radius: 16px;
    padding: 14px 16px;
    font-weight: 800;
    font-size: 16px;
    color: #fff;
    background: linear-gradient(135deg, #1144e8, #5e24e1);
    cursor: pointer;
}