/* ==========================================================================
   PromptCraft Pro — Token Wallet UI
   Wallet counter, buy-token popup, and post-generation toast
   ========================================================================== */

/* --------------------------------------------------------------------------
   1B. PAYMENT MODE TOGGLE (Pay-per-generation vs Wallet)
   -------------------------------------------------------------------------- */

.pc-pay-mode {
    display: flex;
    gap: 6px;
    margin: 10px 0 0;
}

.pc-pay-mode-btn {
    font-size: 12.5px;
    font-weight: 600;
    color: var(--pc-text-muted);
    background: rgba(246,185,29,.06);
    border: 1px solid rgba(246,185,29,.18);
    border-radius: 16px;
    padding: 6px 14px;
    cursor: pointer;
    transition: background .2s, border-color .2s, color .2s;
}

.pc-pay-mode-btn:hover {
    border-color: rgba(246,185,29,.35);
    color: var(--pc-text);
}

.pc-pay-mode-btn.--active {
    background: var(--pc-accent);
    border-color: var(--pc-accent);
    color: var(--pc-accent-ink);
}

/* --------------------------------------------------------------------------
   1. TOKEN COUNTER WIDGET (injected into .pc-toolbar)
   -------------------------------------------------------------------------- */

.pc-wallet-widget {
    display: flex;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, rgba(246,185,29,.12) 0%, rgba(246,185,29,.06) 100%);
    border: 1px solid rgba(246,185,29,.22);
    border-radius: 20px;
    padding: 5px 12px 5px 8px;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--pc-text);
    white-space: nowrap;
    cursor: default;
    transition: border-color .2s, background .2s;
    user-select: none;
}

.pc-wallet-widget:hover {
    border-color: rgba(246,185,29,.4);
    background: linear-gradient(135deg, rgba(246,185,29,.18) 0%, rgba(246,185,29,.1) 100%);
}

.pc-wallet-icon {
    font-size: 14px;
    line-height: 1;
}

.pc-wallet-balance-label {
    font-size: 11px;
    font-weight: 500;
    color: var(--pc-text-muted);
    letter-spacing: .03em;
    text-transform: uppercase;
}

.pc-wallet-balance-amount {
    font-size: 13.5px;
    font-weight: 700;
    color: var(--pc-accent);
    font-variant-numeric: tabular-nums;
    min-width: 42px;
    text-align: right;
    transition: color .3s;
}

.pc-wallet-balance-amount.--loading {
    color: var(--pc-text-dim);
    animation: pc-wallet-pulse 1.4s ease-in-out infinite;
}

.pc-wallet-balance-amount.--low {
    color: var(--pc-warn);
}

.pc-wallet-balance-amount.--empty {
    color: var(--pc-error);
}

@keyframes pc-wallet-pulse {
    0%, 100% { opacity: 1; }
    50%       { opacity: .4; }
}

/* Separator */
.pc-wallet-sep {
    width: 1px;
    height: 14px;
    background: rgba(246,185,29,.2);
    flex-shrink: 0;
}

/* "⚡ Top up" link inside widget */
.pc-wallet-topup-link {
    font-size: 11.5px;
    font-weight: 600;
    color: var(--pc-accent);
    text-decoration: none;
    border: none;
    background: none;
    padding: 0;
    cursor: pointer;
    letter-spacing: .02em;
    transition: color .2s, opacity .2s;
    display: flex;
    align-items: center;
    gap: 3px;
}

.pc-wallet-topup-link:hover {
    color: var(--pc-accent-dark);
    opacity: .85;
}

/* --------------------------------------------------------------------------
   2. BUY TOKENS POPUP (modal overlay)
   -------------------------------------------------------------------------- */

.pc-topup-overlay {
    position: fixed;
    inset: 0;
    z-index: 99998;
    background: rgba(0, 0, 0, .55);
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    animation: pc-fade-in .18s ease-out;
}

.pc-topup-overlay.--closing {
    animation: pc-fade-out .18s ease-in forwards;
}

@keyframes pc-fade-in  { from { opacity: 0; } to { opacity: 1; } }
@keyframes pc-fade-out { from { opacity: 1; } to { opacity: 0; } }

.pc-topup-modal {
    background: var(--pc-surface);
    border-radius: 18px;
    box-shadow: 0 24px 64px rgba(0,0,0,.18), 0 4px 16px rgba(0,0,0,.1);
    width: 100%;
    max-width: 420px;
    overflow: hidden;
    animation: pc-slide-up .22s cubic-bezier(.16,1,.3,1);
}

@keyframes pc-slide-up {
    from { opacity: 0; transform: translateY(18px) scale(.97); }
    to   { opacity: 1; transform: translateY(0)    scale(1);   }
}

.pc-topup-modal.--closing {
    animation: pc-slide-down .16s ease-in forwards;
}

@keyframes pc-slide-down {
    from { opacity: 1; transform: translateY(0)    scale(1);   }
    to   { opacity: 0; transform: translateY(12px) scale(.97); }
}

/* Modal header */
.pc-topup-header {
    background: var(--pc-accent);
    padding: 22px 24px 18px;
    color: var(--pc-accent-ink);
    position: relative;
}

.pc-topup-header-title {
    font-size: 17px;
    font-weight: 700;
    margin: 0 0 4px;
    letter-spacing: -.01em;
}

.pc-topup-header-sub {
    font-size: 12.5px;
    opacity: .82;
    margin: 0;
}

.pc-topup-close {
    position: absolute;
    top: 14px;
    right: 14px;
    background: rgba(0,0,0,.12);
    border: none;
    border-radius: 50%;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--pc-accent-ink);
    transition: background .2s;
}

.pc-topup-close:hover { background: rgba(0,0,0,.15); }

/* Current balance inside modal */
.pc-topup-balance-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 24px;
    background: var(--pc-surface-3);
    border-bottom: 1px solid var(--pc-border);
    font-size: 13px;
    color: var(--pc-text-muted);
}

.pc-topup-balance-row strong {
    color: var(--pc-accent);
    font-size: 14px;
    font-variant-numeric: tabular-nums;
}

/* Package cards */
.pc-topup-packages {
    padding: 18px 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.pc-package-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border: 1.5px solid var(--pc-border-med);
    border-radius: 12px;
    padding: 13px 16px;
    cursor: pointer;
    transition: border-color .2s, background .2s, transform .1s, box-shadow .2s;
    background: var(--pc-surface-2);
    position: relative;
    overflow: hidden;
}

.pc-package-card:hover {
    border-color: var(--pc-accent);
    background: var(--pc-surface-3);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(246,185,29,.12);
}

.pc-package-card:active {
    transform: translateY(0);
}

.pc-package-card.--featured {
    border-color: var(--pc-accent);
    background: linear-gradient(135deg, var(--pc-surface-3) 0%, var(--pc-surface-2) 100%);
}

.pc-package-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.pc-package-emoji {
    font-size: 22px;
    line-height: 1;
    flex-shrink: 0;
}

.pc-package-info { }

.pc-package-price {
    font-size: 16px;
    font-weight: 700;
    color: var(--pc-text);
    letter-spacing: -.02em;
}

.pc-package-tokens {
    font-size: 12px;
    color: var(--pc-text-muted);
    margin-top: 1px;
    font-weight: 500;
}

.pc-package-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.pc-package-tag {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .04em;
    text-transform: uppercase;
    padding: 3px 8px;
    border-radius: 20px;
    background: var(--pc-surface-3);
    color: var(--pc-accent);
}

.pc-package-tag.--best {
    background: var(--pc-accent);
    color: var(--pc-accent-ink);
}

.pc-package-arrow {
    color: var(--pc-text-dim);
    font-size: 16px;
    transition: transform .2s, color .2s;
}

.pc-package-card:hover .pc-package-arrow {
    transform: translateX(3px);
    color: var(--pc-accent);
}

/* Footer note */
.pc-topup-footer {
    padding: 0 24px 20px;
    font-size: 11.5px;
    color: var(--pc-text-dim);
    text-align: center;
    line-height: 1.5;
}

.pc-topup-footer a {
    color: var(--pc-accent);
    text-decoration: none;
}

/* --------------------------------------------------------------------------
   3. POST-GENERATION TOAST NOTIFICATION
   -------------------------------------------------------------------------- */

#pc-wallet-toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 99999;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
    max-width: 340px;
}

.pc-wallet-toast {
    background: var(--pc-surface);
    border-radius: 14px;
    box-shadow:
        0 8px 32px rgba(0,0,0,.14),
        0 2px 8px rgba(0,0,0,.08),
        0 0 0 1px rgba(246,185,29,.08);
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    pointer-events: all;
    animation: pc-toast-in .28s cubic-bezier(.16,1,.3,1) forwards;
    position: relative;
    overflow: hidden;
}

.pc-wallet-toast::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--pc-accent), var(--pc-accent-dark));
    border-radius: 4px 0 0 4px;
}

.pc-wallet-toast.--success::before { background: linear-gradient(180deg, var(--pc-success), var(--pc-success)); }
.pc-wallet-toast.--warn::before    { background: linear-gradient(180deg, var(--pc-warn), var(--pc-warn)); }
.pc-wallet-toast.--error::before   { background: linear-gradient(180deg, var(--pc-error), var(--pc-error)); }

@keyframes pc-toast-in {
    from { opacity: 0; transform: translateX(20px) scale(.95); }
    to   { opacity: 1; transform: translateX(0)    scale(1);   }
}

.pc-wallet-toast.--dismissing {
    animation: pc-toast-out .22s ease-in forwards;
}

@keyframes pc-toast-out {
    from { opacity: 1; transform: translateX(0)     scale(1);   max-height: 200px; margin-bottom: 0; }
    to   { opacity: 0; transform: translateX(24px)  scale(.95); max-height: 0;     margin-bottom: -10px; }
}

.pc-toast-title {
    font-size: 13.5px;
    font-weight: 700;
    color: var(--pc-text);
    padding-left: 4px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.pc-toast-title .pc-toast-icon {
    font-size: 15px;
}

.pc-toast-body {
    font-size: 12.5px;
    color: var(--pc-text-muted);
    line-height: 1.55;
    padding-left: 4px;
}

.pc-toast-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-left: 4px;
    margin-top: 2px;
}

.pc-toast-balance {
    font-size: 12px;
    font-weight: 600;
    color: var(--pc-accent);
}

.pc-toast-balance .--num {
    font-size: 14px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.pc-toast-dismiss {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--pc-text-dim);
    font-size: 15px;
    line-height: 1;
    padding: 0;
    transition: color .2s;
    position: absolute;
    top: 10px;
    right: 12px;
}

.pc-toast-dismiss:hover { color: var(--pc-text-muted); }

/* Progress bar that auto-dismisses the toast */
.pc-toast-progress {
    position: absolute;
    bottom: 0; left: 0;
    height: 3px;
    background: rgba(246,185,29,.25);
    border-radius: 0 0 14px 14px;
    animation: pc-toast-progress-shrink linear forwards;
    transform-origin: left;
}

@keyframes pc-toast-progress-shrink {
    from { width: 100%; }
    to   { width: 0%; }
}

/* "Top up" mini link inside toast (shown when balance is low) */
.pc-toast-topup-cta {
    font-size: 11.5px;
    font-weight: 600;
    color: var(--pc-accent);
    text-decoration: none;
    border: none;
    background: none;
    padding: 0;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 3px;
    margin-top: 2px;
}

.pc-toast-topup-cta:hover { opacity: .8; text-decoration: underline; }

/* --------------------------------------------------------------------------
   4. INSUFFICIENT TOKENS INLINE WARNING (above the generate button)
   -------------------------------------------------------------------------- */

.pc-wallet-low-warning {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    background: rgba(240,166,62,0.08);
    border: 1px solid rgba(240,166,62,0.35);
    border-radius: 10px;
    padding: 10px 13px;
    font-size: 12.5px;
    color: var(--pc-warn);
    line-height: 1.5;
    margin-top: 8px;
    animation: pc-fade-in .22s ease-out;
}

.pc-wallet-low-warning.--error {
    background: rgba(255,98,89,0.08);
    border-color: rgba(255,98,89,0.32);
    color: var(--pc-error);
}

.pc-wallet-low-warning-icon {
    font-size: 15px;
    flex-shrink: 0;
    margin-top: 1px;
}

.pc-wallet-low-warning a,
.pc-wallet-low-warning button.--link {
    color: var(--pc-accent);
    font-weight: 600;
    text-decoration: underline;
    cursor: pointer;
    border: none;
    background: none;
    padding: 0;
    font-size: inherit;
}

/* --------------------------------------------------------------------------
   5. RESPONSIVE
   -------------------------------------------------------------------------- */

@media (max-width: 520px) {
    #pc-wallet-toast-container {
        bottom: 16px;
        right: 12px;
        left: 12px;
        max-width: none;
    }

    .pc-topup-modal {
        max-width: 100%;
    }

    .pc-wallet-widget {
        font-size: 11.5px;
        padding: 4px 10px 4px 7px;
    }

    .pc-wallet-balance-label { display: none; }
}