/* ============================================================
   Тосты и баннер низкого баланса (космическая тематика)
   ------------------------------------------------------------
   Используется в: base.html (контейнер #tokenToastLayer),
   profile.html (модалка tokensInfoModal), tokens_topup.html.
   ============================================================ */

:root {
    --token-toast-bg: linear-gradient(155deg, rgba(26, 22, 48, 0.96), rgba(18, 16, 36, 0.94));
    --token-toast-border: rgba(139, 92, 246, 0.45);
    --token-toast-glow: 0 12px 40px rgba(0, 0, 0, 0.45), 0 0 20px rgba(139, 92, 246, 0.15);
    --token-gold: #e8c547;
    --token-gold-soft: #f5d97d;
    --token-purple: #8b5cf6;
    --token-cyan: #7dd3fc;
    --token-rose: #f472b6;
    --token-danger: #f87171;
}

/* --- слой для стека тостов --- */
.token-toast-layer {
    position: fixed;
    bottom: calc(env(safe-area-inset-bottom, 0px) + var(--site-bottom-nav-height, 0px) + 16px);
    right: 18px;
    z-index: 20000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
}

.token-toast {
    pointer-events: auto;
    min-width: 260px;
    max-width: 360px;
    padding: 14px 16px 14px 14px;
    border-radius: 14px;
    background: var(--token-toast-bg);
    border: 1px solid var(--token-toast-border);
    color: var(--cosmic-text, #eaeaf6);
    box-shadow: var(--token-toast-glow);
    display: grid;
    grid-template-columns: 36px 1fr auto;
    align-items: center;
    gap: 10px;
    transform: translateX(20px);
    opacity: 0;
    transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1), opacity 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
.token-toast.is-visible {
    transform: translateX(0);
    opacity: 1;
}
.token-toast.is-leaving {
    transform: translateX(20px);
    opacity: 0;
}

.token-toast-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.35), rgba(139, 92, 246, 0.08));
    color: var(--token-gold-soft);
    font-size: 1.05rem;
    flex-shrink: 0;
}
.token-toast--success .token-toast-icon { color: #7ee7a3; background: radial-gradient(circle, rgba(126, 231, 163, 0.32), rgba(126, 231, 163, 0.08)); }
.token-toast--warn .token-toast-icon { color: var(--token-gold); background: radial-gradient(circle, rgba(232, 197, 71, 0.35), rgba(232, 197, 71, 0.08)); }
.token-toast--danger .token-toast-icon { color: var(--token-danger); background: radial-gradient(circle, rgba(248, 113, 113, 0.35), rgba(248, 113, 113, 0.08)); }
.token-toast--info .token-toast-icon { color: var(--token-cyan); background: radial-gradient(circle, rgba(125, 211, 252, 0.35), rgba(125, 211, 252, 0.08)); }
.token-toast--coin .token-toast-icon {
    color: var(--token-gold-soft);
    background: radial-gradient(circle, rgba(232, 197, 71, 0.40), rgba(139, 92, 246, 0.12));
}
.token-toast--coin {
    border-color: rgba(232, 197, 71, 0.45);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45), 0 0 24px rgba(232, 197, 71, 0.18);
}

.token-toast-body { display: flex; flex-direction: column; gap: 2px; line-height: 1.35; }
.token-toast-title { font-weight: 600; font-size: 0.95rem; }
.token-toast-sub { font-size: 0.82rem; opacity: 0.82; }

.token-toast-close {
    background: transparent;
    border: 0;
    color: inherit;
    opacity: 0.55;
    cursor: pointer;
    padding: 4px 6px;
    font-size: 1rem;
    line-height: 1;
    transition: opacity 0.2s ease;
}
.token-toast-close:hover { opacity: 1; }

/* полоса прогресса продолжительности */
.token-toast-progress {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--token-purple), var(--token-gold));
    opacity: 0.55;
    transform-origin: left center;
    animation: tokenToastProgress var(--toast-duration, 4500ms) linear forwards;
    border-bottom-left-radius: 14px;
    border-bottom-right-radius: 14px;
}
@keyframes tokenToastProgress {
    from { transform: scaleX(1); }
    to { transform: scaleX(0); }
}

/* позиция с учётом нижнего меню на мобильных */
@media (max-width: 768px) {
    .token-toast-layer {
        right: auto;
        left: 50%;
        transform: translateX(-50%);
        bottom: calc(var(--site-bottom-nav-height, 0px) + 14px);
        width: min(94vw, 460px);
    }
    .token-toast { min-width: 0; max-width: 100%; }
}

/* --- баннер низкого баланса --- */
.low-tokens-banner {
    position: fixed;
    left: 50%;
    transform: translateX(-50%) translateY(140%);
    bottom: calc(var(--site-bottom-nav-height, 0px) + 16px);
    z-index: 19000;
    max-width: min(92vw, 520px);
    background: linear-gradient(150deg, rgba(40, 22, 55, 0.95), rgba(24, 18, 44, 0.95));
    border: 1px solid rgba(232, 197, 71, 0.4);
    border-radius: 16px;
    padding: 14px 18px;
    color: var(--cosmic-text, #eaeaf6);
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45), 0 0 24px rgba(232, 197, 71, 0.12);
    transition: transform 0.45s cubic-bezier(0.2, 0.8, 0.2, 1), opacity 0.35s ease;
    opacity: 0;
    pointer-events: none;
}
.low-tokens-banner.is-visible {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
    pointer-events: auto;
}

.low-tokens-banner-icon {
    font-size: 1.4rem;
    color: var(--token-gold);
    flex-shrink: 0;
    filter: drop-shadow(0 0 6px rgba(232, 197, 71, 0.45));
}
.low-tokens-banner-text { flex: 1 1 auto; font-size: 0.92rem; line-height: 1.4; }
.low-tokens-banner-text strong { color: var(--token-gold-soft); font-weight: 600; }

.low-tokens-banner-topup {
    background: linear-gradient(135deg, var(--token-purple), #5b21b6);
    color: #fff;
    border: 0;
    border-radius: 10px;
    padding: 8px 14px;
    font-weight: 600;
    font-size: 0.85rem;
    text-decoration: none;
    white-space: nowrap;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 6px 18px rgba(139, 92, 246, 0.35);
}
.low-tokens-banner-topup:hover { transform: translateY(-1px); box-shadow: 0 8px 22px rgba(139, 92, 246, 0.5); }

.low-tokens-banner-close {
    background: transparent;
    border: 0;
    color: inherit;
    opacity: 0.55;
    cursor: pointer;
    padding: 4px 6px;
    font-size: 1rem;
    transition: opacity 0.2s ease;
}
.low-tokens-banner-close:hover { opacity: 1; }

/* --- графики в модалке токенов --- */
.tokens-charts-row {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 14px;
    margin-top: 14px;
}
.tokens-charts-row .tokens-chart-box {
    background: rgba(20, 16, 40, 0.55);
    border: 1px solid rgba(139, 92, 246, 0.22);
    border-radius: 12px;
    padding: 12px;
}
.tokens-chart-box h4 {
    margin: 0 0 6px;
    font-size: 0.85rem;
    opacity: 0.82;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: var(--token-gold-soft);
}
@media (max-width: 620px) {
    .tokens-charts-row { grid-template-columns: 1fr; }
}

/* --- пусто: нет расходов за 30 дней --- */
.tokens-empty-hint {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    background: rgba(20, 16, 40, 0.55);
    border: 1px dashed rgba(139, 92, 246, 0.28);
    border-radius: 12px;
    padding: 18px 20px;
    margin-top: 14px;
    color: #c8c8dc;
    text-align: center;
}
.tokens-empty-hint[hidden] { display: none !important; }
.tokens-empty-hint i {
    font-size: 1.6rem;
    color: var(--token-gold-soft, #e8c547);
    opacity: 0.9;
    flex: 0 0 auto;
}
.tokens-empty-hint-text {
    display: flex;
    flex-direction: column;
    gap: 4px;
    line-height: 1.35;
    align-items: center;
    text-align: center;
}
.tokens-empty-hint-text strong { color: #eae6ff; font-size: 0.98rem; }
.tokens-empty-hint-text span { font-size: 0.85rem; opacity: 0.78; }

/* --- progress bar баланса --- */
.tokens-balance-progress {
    height: 8px;
    background: rgba(139, 92, 246, 0.18);
    border-radius: 6px;
    overflow: hidden;
    margin: 8px 0 14px;
    border: 1px solid rgba(139, 92, 246, 0.28);
}
.tokens-balance-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--token-purple), var(--token-gold));
    transition: width 0.4s ease;
    border-radius: 6px;
}

/* --- tokens_topup.html tile packs --- */
.tokens-topup-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 14px;
    margin: 20px 0;
}
.tokens-topup-card {
    position: relative;
    background: linear-gradient(155deg, rgba(28, 22, 55, 0.95), rgba(18, 14, 38, 0.95));
    border: 1px solid rgba(139, 92, 246, 0.35);
    border-radius: 18px;
    padding: 22px 20px 20px;
    color: var(--cosmic-text, #eaeaf6);
    text-align: center;
    cursor: pointer;
    transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.tokens-topup-card:hover {
    transform: translateY(-4px);
    border-color: rgba(232, 197, 71, 0.65);
    box-shadow: 0 18px 40px rgba(139, 92, 246, 0.25), 0 0 24px rgba(232, 197, 71, 0.15);
}
.tokens-topup-card--highlight {
    border-color: rgba(232, 197, 71, 0.65);
    box-shadow: 0 10px 30px rgba(232, 197, 71, 0.18);
}
.tokens-topup-card-badge {
    position: absolute;
    top: -10px;
    right: 14px;
    background: linear-gradient(135deg, var(--token-gold), #c09632);
    color: #1a1230;
    font-weight: 700;
    font-size: 0.72rem;
    padding: 4px 10px;
    border-radius: 999px;
    letter-spacing: 0.04em;
}
.tokens-topup-card-amount {
    font-family: 'Cormorant Garamond', serif;
    font-size: 2.1rem;
    color: var(--token-gold-soft);
    line-height: 1;
}
.tokens-topup-card-label { font-size: 0.85rem; opacity: 0.75; }
.tokens-topup-card-price { font-weight: 600; font-size: 1.1rem; }
.tokens-topup-card-cta {
    margin-top: 6px;
    align-self: center;
    padding: 8px 16px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--token-purple), #5b21b6);
    color: #fff;
    font-weight: 600;
    font-size: 0.85rem;
    border: 0;
    cursor: pointer;
    transition: transform 0.2s ease;
}
.tokens-topup-card-cta:hover { transform: translateY(-1px); }