/* ═══════════════════════════════════════════════════════════════════
   AUTH & BILLING UI - Beautiful Modern Design
   ═══════════════════════════════════════════════════════════════════ */

/* ═══════════════════════════════════════════════════════════════════
   SIDEBAR AUTH BLOCK
   ═══════════════════════════════════════════════════════════════════ */

.sidebar-auth {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
}

/* Guest State */
.auth-guest {
    text-align: center;
}

.guest-promo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 14px;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(59, 130, 246, 0.1));
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: 10px;
    margin-bottom: 12px;
}

.promo-icon {
    font-size: 18px;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-3px); }
}

.promo-text {
    font-size: 13px;
    font-weight: 600;
    background: linear-gradient(135deg, #10b981, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.btn-auth-main {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.btn-auth-main:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

.btn-auth-main .btn-icon {
    font-size: 16px;
}

.btn-auth-secondary {
    width: 100%;
    padding: 10px;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 12px;
    cursor: pointer;
    transition: color 0.2s;
    margin-top: 8px;
}

.btn-auth-secondary:hover {
    color: var(--primary);
}

/* Logged In State */
.auth-user {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.auth-user.hidden {
    display: none;
}

/* Balance Card */
.balance-card {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.08), rgba(118, 75, 162, 0.08));
    border: 1px solid rgba(102, 126, 234, 0.15);
    border-radius: 14px;
    padding: 14px;
}

.balance-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.balance-header .balance-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    font-weight: 500;
}

.btn-refresh {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.2s;
    font-size: 14px;
}

.btn-refresh:hover {
    background: rgba(102, 126, 234, 0.1);
    color: var(--primary);
}

.btn-refresh.spinning {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.balance-value {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
}

.balance-value .balance-icon {
    font-size: 24px;
}

.balance-value .balance-amount {
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.balance-progress {
    height: 4px;
    background: rgba(102, 126, 234, 0.15);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 12px;
}

.balance-progress .progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 2px;
    transition: width 0.5s ease;
    width: 50%;
}

.btn-topup {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    width: 100%;
    padding: 10px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    text-decoration: none;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    transition: all 0.2s;
}

.btn-topup:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

/* User Card */
.user-card {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    background: var(--bg-secondary);
    border-radius: 10px;
}

.user-avatar {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 14px;
}

.user-info {
    flex: 1;
    min-width: 0;
}

.user-info .user-email {
    display: block;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-info .user-plan {
    display: block;
    font-size: 10px;
    color: var(--text-secondary);
    margin-top: 2px;
}

.btn-logout {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.2s;
}

.btn-logout:hover {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

/* ═══════════════════════════════════════════════════════════════════
   AUTH MODAL
   ═══════════════════════════════════════════════════════════════════ */

.auth-modal {
    width: 100%;
    max-width: 400px;
    background: var(--bg-primary);
    border-radius: 24px;
    padding: 0;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: none;
    border-radius: 10px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    z-index: 10;
}

.modal-close:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.auth-modal-header {
    text-align: center;
    padding: 40px 30px 24px;
    background: linear-gradient(180deg, rgba(102, 126, 234, 0.05) 0%, transparent 100%);
}

.auth-logo {
    font-size: 48px;
    margin-bottom: 16px;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.auth-modal-header h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 8px;
}

.auth-subtitle {
    font-size: 14px;
    color: var(--text-secondary);
    margin: 0;
}

/* Auth Tabs */
.auth-modal .auth-tabs {
    display: flex;
    padding: 0 24px;
    gap: 8px;
    margin-bottom: 24px;
}

.auth-modal .auth-tab {
    flex: 1;
    padding: 12px;
    background: var(--bg-secondary);
    border: 2px solid transparent;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.auth-modal .auth-tab:hover {
    background: var(--bg-tertiary);
}

.auth-modal .auth-tab.active {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    border-color: rgba(102, 126, 234, 0.3);
    color: var(--primary);
}

/* Auth Forms */
.auth-modal .auth-form {
    padding: 0 24px 24px;
}

.auth-modal .auth-form.hidden {
    display: none;
}

.form-field {
    margin-bottom: 16px;
}

.form-field label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.form-field .optional {
    font-weight: 400;
    color: var(--text-secondary);
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-wrapper .input-icon {
    position: absolute;
    left: 14px;
    font-size: 16px;
    pointer-events: none;
}

.input-wrapper input {
    width: 100%;
    padding: 14px 14px 14px 44px;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-size: 14px;
    color: var(--text-primary);
    transition: all 0.2s;
}

.input-wrapper input:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--bg-primary);
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
}

.input-wrapper input::placeholder {
    color: var(--text-tertiary);
}

.toggle-password {
    position: absolute;
    right: 12px;
    background: none;
    border: none;
    font-size: 16px;
    cursor: pointer;
    padding: 4px;
    opacity: 0.5;
    transition: opacity 0.2s;
}

.toggle-password:hover {
    opacity: 1;
}

/* Register Bonus */
.register-bonus {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(59, 130, 246, 0.1));
    border: 1px dashed rgba(16, 185, 129, 0.3);
    border-radius: 12px;
    margin-bottom: 20px;
}

.bonus-icon {
    font-size: 20px;
}

.bonus-text {
    font-size: 14px;
    color: var(--text-primary);
}

.bonus-text strong {
    color: #10b981;
}

/* Submit Button */
.btn-submit {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.btn-submit:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.btn-submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.btn-submit .btn-text {
    transition: opacity 0.2s;
}

.btn-submit .btn-loader {
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.btn-submit .btn-loader.hidden {
    display: none;
}

.btn-register {
    background: linear-gradient(135deg, #10b981 0%, #3b82f6 100%);
}

/* Auth Error */
.auth-error {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: 12px;
    margin: 0 24px 16px;
    animation: shake 0.4s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.auth-error.hidden {
    display: none;
}

.error-icon {
    font-size: 18px;
}

.error-text {
    font-size: 13px;
    color: #ef4444;
}

/* Auth Footer */
.auth-footer {
    padding: 16px 24px 24px;
    text-align: center;
}

.auth-footer p {
    font-size: 11px;
    color: var(--text-tertiary);
    margin: 0;
}

/* ═══════════════════════════════════════════════════════════════════
   TOKEN USAGE TOAST
   ═══════════════════════════════════════════════════════════════════ */

.token-toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 20px;
    background: linear-gradient(135deg, #1e1e2e, #2d2d44);
    border: 1px solid rgba(102, 126, 234, 0.2);
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    z-index: 10000;
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    overflow: hidden;
}

.token-toast.show {
    transform: translateY(0);
    opacity: 1;
}

.token-toast.hidden {
    display: none;
}

.toast-icon {
    font-size: 28px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 4px;
}

.toast-values {
    display: flex;
    align-items: center;
    gap: 10px;
}

.toast-used {
    font-size: 16px;
    color: #fbbf24;
}

.toast-used strong {
    font-weight: 700;
}

.toast-divider {
    color: rgba(255, 255, 255, 0.2);
}

.toast-balance {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

.toast-balance strong {
    color: #4ade80;
    font-weight: 600;
}

.toast-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    animation: shrink 4s linear forwards;
}

@keyframes shrink {
    from { width: 100%; }
    to { width: 0%; }
}