.auth-wrap {
    position: relative;
    z-index: 1;
    max-width: 440px;
    margin: 0 auto;
}

.auth-card {
    background: var(--kb-surface);
    border: 1px solid var(--kb-border);
    border-radius: var(--kb-radius);
    padding: 28px 24px;
    box-shadow: 0 8px 30px rgba(24, 24, 27, 0.04);
}

.auth-card + .auth-card { margin-top: 20px; }

.form-group { margin-bottom: 18px; }
.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--kb-text);
}

.form-input {
    width: 100%;
    padding: 11px 14px;
    border: 1px solid var(--kb-border);
    border-radius: 10px;
    background: var(--kb-bg);
    color: var(--kb-text);
    font-size: 15px;
    box-sizing: border-box;
    outline: none;
}

.form-input:focus { border-color: var(--kb-accent); }
.form-input:disabled { opacity: 0.6; cursor: not-allowed; }

.form-hint {
    font-size: 12px;
    color: var(--kb-muted);
    margin-top: 6px;
    line-height: 1.5;
}

.checkbox-row {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--kb-muted);
}

.error-msg {
    margin-top: 14px;
    padding: 10px 14px;
    border-radius: 8px;
    background: rgba(220, 38, 38, 0.08);
    border: 1px solid rgba(220, 38, 38, 0.2);
    color: #dc2626;
    font-size: 14px;
}

.success-msg {
    margin-top: 14px;
    padding: 10px 14px;
    border-radius: 8px;
    background: rgba(22, 163, 74, 0.08);
    border: 1px solid rgba(22, 163, 74, 0.2);
    color: #16a34a;
    font-size: 14px;
}

.code-display {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin: 20px 0;
}

.code-text {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 6px;
    color: #d97706;
}

.copy-btn {
    padding: 8px 14px;
    border: 1px solid var(--kb-border);
    border-radius: 8px;
    background: var(--kb-bg);
    cursor: pointer;
    font-size: 13px;
}

.countdown-track {
    width: 100%;
    height: 6px;
    background: var(--kb-border);
    border-radius: 3px;
    overflow: hidden;
    margin: 16px 0 8px;
}

.countdown-fill {
    height: 100%;
    background: linear-gradient(90deg, #eab308, #f59e0b);
    transition: width 1s linear;
}

.poll-status {
    text-align: center;
    font-size: 14px;
    color: var(--kb-muted);
    margin-top: 12px;
}

.logged-in-box { text-align: center; }
.user-avatar {
    display: block;
    width: 72px;
    height: 72px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid rgba(91, 108, 255, 0.35);
    margin: 0 auto 12px;
}

.avatar-circle {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: var(--kb-accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
    margin: 0 auto 12px;
}

.user-meta {
    font-size: 13px;
    color: var(--kb-muted);
    line-height: 1.6;
    margin: 12px 0 16px;
}

.balance-box {
    margin: 0 auto 20px;
    padding: 14px 16px;
    max-width: 280px;
    border-radius: 12px;
    background: linear-gradient(160deg, rgba(91, 108, 250, 0.08), rgba(24, 24, 27, 0.03));
    border: 1px solid rgba(91, 108, 250, 0.2);
}

.balance-label {
    font-size: 12px;
    color: var(--kb-muted);
    margin-bottom: 4px;
}

.balance-value {
    font-size: 32px;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: #18181b;
    line-height: 1.2;
    font-variant-numeric: tabular-nums;
}

.balance-value.balance-muted {
    font-size: 14px;
    font-weight: 500;
    color: var(--kb-muted);
}

.balance-recharge {
    display: inline-block;
    margin-top: 8px;
    font-size: 13px;
    color: var(--kb-accent, #5b6cfa);
    text-decoration: none;
    font-weight: 600;
}

.balance-recharge:hover { text-decoration: underline; }

.bill-box {
    margin: 0 auto 20px;
    padding: 14px 14px 10px;
    max-width: 360px;
    text-align: left;
    border-radius: 12px;
    background: rgba(24, 24, 27, 0.03);
    border: 1px solid var(--kb-border, rgba(24, 24, 27, 0.1));
}

.bill-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}

.bill-title {
    font-size: 13px;
    font-weight: 700;
    color: #18181b;
}

.bill-refresh {
    border: 0;
    background: transparent;
    color: var(--kb-accent, #5b6cfa);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    padding: 2px 4px;
}

.bill-refresh:hover { text-decoration: underline; }

.bill-list {
    max-height: 280px;
    overflow: auto;
    font-size: 13px;
    color: var(--kb-muted);
}

.bill-list.bill-empty {
    padding: 12px 4px 16px;
    text-align: center;
}

.bill-item {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 10px;
    padding: 10px 4px;
    border-top: 1px solid rgba(24, 24, 27, 0.06);
}

.bill-item:first-child { border-top: 0; }

.bill-item-title {
    font-size: 13px;
    font-weight: 600;
    color: #18181b;
    line-height: 1.3;
}

.bill-item-meta {
    margin-top: 3px;
    font-size: 11px;
    color: var(--kb-muted);
    line-height: 1.4;
    word-break: break-all;
}

.bill-item-side {
    flex: 0 0 auto;
    text-align: right;
}

.bill-credits {
    font-size: 14px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    line-height: 1.2;
}

.bill-recharge .bill-credits { color: #15803d; }
.bill-spend .bill-credits { color: #b91c1c; }

.bill-status {
    margin-top: 3px;
    font-size: 11px;
    color: var(--kb-muted);
}

.bill-status-ok { color: #15803d; }
.bill-status-pending { color: #a16207; }
.bill-status-fail { color: #a1a1aa; }

.spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid var(--kb-border);
    border-top-color: var(--kb-accent);
    border-radius: 50%;
    animation: login-spin 0.8s linear infinite;
    vertical-align: middle;
    margin-right: 6px;
}

@keyframes login-spin { to { transform: rotate(360deg); } }