/* ========================================
   AIF — Enhancement Styles
   Non-linear animations for flow & interaction
   ======================================== */

/* === Agent Flow Connectors === */
.flow-connector {
    position: relative;
}

.flow-connector.active {
    opacity: 1;
}

.flow-connector.pulse {
    animation: connector-pulse 500ms var(--ease-out-expo);
}

@keyframes connector-pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

/* === Flow Node States === */
.flow-node.flowing {
    border-color: var(--accent-blue);
    box-shadow: 0 0 12px var(--accent-primary-dim);
}

.flow-node.data-sending {
    animation: data-send 350ms var(--ease-spring);
}

.flow-node.data-receiving {
    animation: data-receive 280ms var(--ease-out-expo);
}

@keyframes data-send {
    0% { transform: scale(1); }
    50% { transform: scale(1.06); box-shadow: 0 0 16px var(--accent-primary-glow); }
    100% { transform: scale(1); }
}

@keyframes data-receive {
    0% { opacity: 0.6; transform: scale(0.97); }
    100% { opacity: 1; transform: scale(1); }
}

.flow-node.meteor-sending::after {
    content: '';
    position: absolute;
    top: 50%;
    right: -8px;
    width: 6px;
    height: 6px;
    background: var(--accent-blue);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--accent-blue-glow);
    animation: meteor 450ms var(--ease-out-expo) forwards;
}

@keyframes meteor {
    0% { transform: translateX(0) translateY(-50%); opacity: 1; }
    100% { transform: translateX(30px) translateY(-50%); opacity: 0; }
}

/* === Layer States === */
.flow-layer.layer-active .layer-label {
    color: var(--accent-blue);
    text-shadow: 0 0 8px var(--accent-primary-glow);
}

/* === Chat Message Variants === */
.chat-message.system {
    border-left-color: var(--text-tertiary);
    background: linear-gradient(135deg, var(--bg-overlay), var(--bg-overlay));
}

.chat-message.error {
    border-left-color: var(--accent-red);
    background: linear-gradient(135deg, var(--accent-red-dim), var(--bg-overlay));
}

.chat-message.warning {
    border-left-color: var(--accent-yellow);
}

.chat-message.success {
    border-left-color: var(--accent-green);
}

/* === Decision Table Enhancements === */
#decision-table .val {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

#decision-table .regime-icon {
    font-size: 14px;
}

/* === Position Card Enhancements === */
.position-item .pnl-positive {
    color: var(--accent-green);
    font-weight: 600;
}

.position-item .pnl-negative {
    color: var(--accent-red);
    font-weight: 600;
}

/* === Badge Variants === */
.badge.online {
    background: var(--accent-green-dim);
    color: var(--accent-green);
    border-color: var(--accent-green-dim);
    box-shadow: 0 0 8px var(--accent-green-dim);
}

.badge.offline {
    background: var(--accent-red-dim);
    color: var(--accent-red);
    border-color: var(--accent-red-glow);
}

.badge.warning {
    background: var(--accent-yellow-dim);
    color: var(--accent-yellow);
    border-color: var(--accent-yellow-glow);
}

/* === Scrollbar for Chatroom === */
.chatroom-messages::-webkit-scrollbar {
    width: 5px;
}

.chatroom-messages::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--accent-primary-glow), var(--accent-primary-dim));
    border-radius: 3px;
}

/* === Table Row Hover Effects === */
.data-table tbody tr {
    transition: background var(--transition-fast);
}

/* === Modal Animations === */
.modal {
    animation: modal-fade-in 200ms var(--ease-out-expo);
}

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

/* === Toast Animation === */
.toast {
    animation: toast-slide-in 250ms var(--ease-spring);
}

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

/* === Loading States === */
.loading {
    position: relative;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    margin: -8px 0 0 -8px;
    border: 2px solid var(--border-default);
    border-top-color: var(--accent-blue);
    border-radius: 50%;
    animation: spin 700ms linear infinite;
}

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

/* === Value Tag Enhancements === */
.value-tag {
    display: inline-flex;
    align-items: center;
    gap: 2px;
}

/* === Responsive Table === */
@media (max-width: 768px) {
    .data-table {
        font-size: 11px;
    }
    
    .data-table th,
    .data-table td {
        padding: 6px 8px;
    }
}

/* === Print Styles === */
@media print {
    .topbar,
    .panel-flow,
    .modal {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .panel {
        border: 1px solid var(--text-primary);
        break-inside: avoid;
    }
}

/* Language Selector Dropdown */
.lang-selector-wrapper {
    position: relative;
    display: inline-block;
}
.lang-dropdown {
    display: none;
    position: absolute;
    right: 0;
    top: 100%;
    margin-top: 4px;
    background: var(--bg-elevated, var(--bg-elevated));
    border: 1px solid var(--hairline-strong);
    border-radius: 8px;
    min-width: 160px;
    z-index: 9999;
    box-shadow: 0 8px 24px var(--bg-overlay);
    overflow: hidden;
}
.lang-dropdown.show {
    display: block;
}
.lang-dropdown button {
    display: block;
    width: 100%;
    padding: 8px 14px;
    background: none;
    border: none;
    color: var(--text-primary, var(--text-primary));
    font-size: 0.85em;
    text-align: left;
    cursor: pointer;
    transition: background 0.15s;
}
.lang-dropdown button:hover {
    background: var(--accent-primary-dim);
}
.lang-dropdown button:first-child {
    border-radius: 8px 8px 0 0;
}
.lang-dropdown button:last-child {
    border-radius: 0 0 8px 8px;
}

/* Language Select Dropdown */
.lang-select {
    appearance: none;
    -webkit-appearance: none;
    padding: 8px 34px 8px 16px;
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 500;
    color: var(--text-primary);
    background-color: var(--bg-surface);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238a8a8a' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    border: 1px solid var(--border-default);
    border-radius: 999px;
    cursor: pointer;
    outline: none;
    transition: border-color 150ms;
}
.lang-select:hover { border-color: var(--accent-primary); }
.lang-select:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-primary-dim);
}
.lang-select option {
    background: var(--bg-surface);
    color: var(--text-primary);
}