/* Страница оплаты (.payment-page) */

.payment-page {
    --pay-brand-1: #1e3a8a;
    --pay-brand-2: #667eea;
    --pay-brand-3: #764ba2;
    --pay-brand-4: #21a038;
    --pay-muted: #5c6370;
    --pay-radius: 18px;
    --pay-shadow: 0 14px 40px rgba(30, 27, 75, 0.1);
}

.payment-page .payment-hero {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #1e3a8a 0%, #667eea 45%, #21a038 100%);
    color: #fff;
    padding: 4.5rem 0 4.75rem;
    text-align: center;
}

.payment-page .payment-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 70% 55% at 15% 0%, rgba(255, 255, 255, 0.14) 0%, transparent 55%),
        radial-gradient(ellipse 50% 45% at 95% 100%, rgba(33, 160, 56, 0.25) 0%, transparent 50%);
    pointer-events: none;
}

.payment-page .payment-hero .container {
    position: relative;
    z-index: 1;
}

.payment-page .payment-hero__label {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    opacity: 0.88;
    margin-bottom: 0.65rem;
}

.payment-page .payment-hero__title {
    font-size: clamp(1.85rem, 4vw, 2.5rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

.payment-page .payment-hero__lead {
    max-width: 40rem;
    margin-left: auto;
    margin-right: auto;
    font-size: clamp(1rem, 2vw, 1.12rem);
    line-height: 1.55;
    opacity: 0.94;
}

.payment-page .payment-hero__wave {
    position: absolute;
    left: 0;
    right: 0;
    bottom: -1px;
    height: 56px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 56' preserveAspectRatio='none'%3E%3Cpath fill='%23f8f9fc' d='M0 56V28c120-18 240-28 360-28s240 10 360 28 240 28 360 28 240-10 360-28V56H0z'/%3E%3C/svg%3E") no-repeat center bottom;
    background-size: 100% 100%;
    pointer-events: none;
}

.payment-page .payment-main {
    padding: 3rem 0 4rem;
    background: linear-gradient(180deg, #f8f9fc 0%, #fff 12%);
}

.payment-page .payment-card {
    background: #fff;
    border-radius: var(--pay-radius);
    border: 1px solid rgba(30, 27, 75, 0.06);
    box-shadow: var(--pay-shadow);
    padding: 1.75rem 1.65rem;
    height: 100%;
}

.payment-page .payment-card--qr {
    text-align: center;
}

.payment-page .payment-card__title {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--pay-brand-1);
    margin-bottom: 0.5rem;
}

.payment-page .payment-card__hint {
    color: var(--pay-muted);
    font-size: 0.92rem;
    margin-bottom: 1.25rem;
}

.payment-page .payment-qr-trigger {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    margin: 0 auto 1.25rem;
    border: none;
    border-radius: 20px;
    background: #fff;
    box-shadow:
        0 0 0 1px rgba(33, 160, 56, 0.15),
        0 16px 40px rgba(30, 27, 75, 0.12);
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.payment-page .payment-qr-trigger:hover,
.payment-page .payment-qr-trigger:focus-visible {
    transform: translateY(-3px);
    box-shadow:
        0 0 0 2px rgba(33, 160, 56, 0.35),
        0 20px 48px rgba(30, 27, 75, 0.16);
    outline: none;
}

.payment-page .payment-qr-trigger__img {
    width: min(240px, 70vw);
    height: auto;
    display: block;
    border-radius: 12px;
}

.payment-page .payment-qr-trigger__zoom {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--pay-brand-4);
}

.payment-page .payment-steps {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.payment-page .payment-steps li {
    position: relative;
    padding: 0.55rem 0 0.55rem 1.75rem;
    color: var(--pay-muted);
    font-size: 0.92rem;
    border-bottom: 1px solid rgba(30, 27, 75, 0.06);
}

.payment-page .payment-steps li:last-child {
    border-bottom: none;
}

.payment-page .payment-steps li::before {
    content: counter(step);
    counter-increment: step;
    position: absolute;
    left: 0;
    top: 0.55rem;
    width: 1.25rem;
    height: 1.25rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--pay-brand-2), var(--pay-brand-3));
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    line-height: 1.25rem;
    text-align: center;
}

.payment-page .payment-card--qr .payment-steps {
    counter-reset: step;
}

.payment-page .payment-details {
    margin: 0;
}

.payment-page .payment-details__row {
    display: grid;
    grid-template-columns: minmax(7rem, 9rem) 1fr;
    gap: 0.35rem 1rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(30, 27, 75, 0.06);
}

.payment-page .payment-details__row:last-of-type {
    border-bottom: none;
}

.payment-page .payment-details__row dt {
    margin: 0;
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--pay-muted);
}

.payment-page .payment-details__row dd {
    margin: 0;
    font-size: 0.98rem;
    font-weight: 600;
    color: #1f2937;
    word-break: break-word;
}

.payment-page .payment-details__row--highlight {
    background: rgba(33, 160, 56, 0.06);
    margin: 0 -1rem;
    padding: 0.85rem 1rem;
    border-radius: 12px;
    border-bottom: none;
}

.payment-page .payment-copy-btn {
    margin-left: 0.5rem;
    padding: 0.25rem 0.55rem;
    border: 1px solid rgba(30, 58, 138, 0.15);
    border-radius: 8px;
    background: #fff;
    color: var(--pay-brand-1);
    cursor: pointer;
    vertical-align: middle;
}

.payment-page .payment-copy-btn:hover {
    background: rgba(102, 126, 234, 0.08);
}

.payment-page .payment-note {
    margin-top: 1.25rem;
    padding: 1rem 1.1rem;
    border-radius: 12px;
    background: rgba(102, 126, 234, 0.08);
    border: 1px solid rgba(102, 126, 234, 0.15);
    font-size: 0.92rem;
    color: var(--pay-muted);
    line-height: 1.5;
}

.payment-page .payment-note a {
    font-weight: 700;
}

.payment-page .payment-btn-outline {
    border-radius: 999px;
    font-weight: 700;
    padding: 0.65rem 1.25rem;
    border: 2px solid var(--pay-brand-1);
    color: var(--pay-brand-1);
}

.payment-page .payment-btn-outline:hover {
    background: var(--pay-brand-1);
    color: #fff;
}

/* Fullscreen QR zoom */
.payment-qr-zoom {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.payment-qr-zoom[hidden] {
    display: none !important;
}

.payment-qr-zoom__backdrop {
    position: absolute;
    inset: 0;
    border: none;
    background: rgba(15, 23, 42, 0.88);
    cursor: pointer;
}

.payment-qr-zoom__panel {
    position: relative;
    z-index: 1;
    width: min(92vw, 520px);
    padding: 1.5rem 1.25rem 1.25rem;
    border-radius: 24px;
    background: #fff;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
    text-align: center;
}

.payment-qr-zoom__close {
    position: absolute;
    top: 0.5rem;
    right: 0.75rem;
    border: none;
    background: transparent;
    font-size: 2rem;
    line-height: 1;
    color: #64748b;
    cursor: pointer;
}

.payment-qr-zoom__img {
    width: min(85vw, 420px);
    height: auto;
    max-width: 100%;
    display: block;
    margin: 0 auto;
}

.payment-qr-zoom__caption {
    margin: 1rem 0 0;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--pay-muted);
}

body.payment-qr-open {
    overflow: hidden;
}

@media (max-width: 767.98px) {
    .payment-page .payment-hero {
        padding: 2.75rem 0 3.25rem;
    }

    .payment-page .payment-main {
        padding: 2rem 0 3rem;
    }

    .payment-page .payment-details__row {
        grid-template-columns: 1fr;
        gap: 0.15rem;
    }

    .payment-qr-zoom__panel {
        width: 100%;
        max-width: none;
        border-radius: 20px 20px 0 0;
        align-self: flex-end;
        padding-bottom: calc(1.25rem + env(safe-area-inset-bottom));
    }

    .payment-qr-zoom {
        align-items: flex-end;
        padding: 0;
    }

    .payment-qr-zoom__img {
        width: min(92vw, 380px);
    }
}