/* AI Assistant - Clean Modern Design */
/* Design extracted from LN-GPT application */

/* ============================================
   BASE STYLES
   ============================================ */

body {
    background: var(--color-white);
    padding: 0;
    margin: 0;
    min-height: 100vh;
}

.app-container {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    align-items: center;
    justify-content: center;
    flex-grow: 1;
    width: 100%;
    max-width: 480px;
    min-height: 100vh;
}

/* ============================================
   CONVERSATIONS VIEW
   ============================================ */

.conversations-view {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    width: 100%;
    border-top: 1px solid var(--color-extra-light-grey);
}

.conversations-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    flex-grow: 1;
}

.conversations-header {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--color-extra-light-grey);
}

.header-top {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    gap: var(--spacing-md);
    padding: var(--spacing-sm);
}

.balance-section {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 2px;
}

.deposit-icon-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--color-grey);
    transition: color 0.15s ease;
    flex-shrink: 0;
}

.deposit-icon-btn:hover {
    color: var(--color-primary);
}

.deposit-icon-btn:active {
    color: var(--color-dark-grey);
}

.conversations-body {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    flex-grow: 1;
    padding: var(--spacing-sm);
}

.conversations-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    flex-grow: 1;
    position: relative;
}

.conversation-item {
    padding: var(--spacing-sm);
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    gap: var(--spacing-sm);
    border: 1px solid var(--color-extra-light-grey);
    align-items: center;
    transition: background-color 0.15s ease;
}

.conversation-item:hover {
    background: var(--color-extra-light-grey);
}

.conversation-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-center;
    color: var(--color-grey);
}

.conversation-title {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ============================================
   SETUP SCREEN
   ============================================ */

.setup-screen {
    flex: 1;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    justify-content: center;
    align-items: center;
}

.setup-card {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
    max-width: 500px;
    padding: var(--spacing-xl);
}

.setup-card h2 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.status {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: 8px;
    font-size: var(--font-size-caption);
}

.status.info {
    background: rgba(2, 119, 242, 0.1);
    color: var(--color-blue);
}

.status.success {
    background: rgba(0, 168, 42, 0.1);
    color: var(--color-green);
}

.status.error {
    background: rgba(224, 11, 0, 0.1);
    color: var(--color-red);
}

/* ============================================
   CHAT SCREEN
   ============================================ */

.chat-screen {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    width: 100%;
    border-top: 1px solid var(--color-extra-light-grey);
}

.chat-header {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    align-items: center;
    border-bottom: 1px solid var(--color-extra-light-grey);
}

.icon-btn {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background: transparent;
    border: none;
    color: var(--color-primary);
    padding: 0;
}

.icon-btn:hover {
    opacity: 0.7;
}

.chat-container {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.messages {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    overflow-y: auto;
    padding: var(--spacing-md);
}

.message {
    display: flex;
    align-items: flex-end;
    gap: var(--spacing-sm);
    animation: slideIn 0.2s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message.user {
    flex-direction: row-reverse;
}

.message-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
    max-width: 95%;
    padding: var(--spacing-sm);
    border-radius: 12px;
    line-height: 1.5;
    font-size: var(--font-size-body);
}

.message-content ul {
    margin: var(--spacing-xs) 0;
    padding-left: var(--spacing-lg);
    list-style-type: disc;
}

.message-content li {
    margin: 0;
}

.message-content strong {
    font-weight: var(--font-weight-bold);
}

.message-content em {
    font-style: italic;
}

.message-content code {
    background: rgba(0, 0, 0, 0.05);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: monospace;
    font-size: 0.9em;
}

.message.user .message-content {
    background: rgba(2, 119, 242, 0.1);
    border-bottom-right-radius: 4px;
}

.message.assistant .message-content {
    background: rgba(0, 168, 42, 0.1);
    border-bottom-left-radius: 4px;
}

.message.error .message-content {
    background: rgba(224, 11, 0, 0.1);
    color: var(--color-red);
    border: 1px solid rgba(224, 11, 0, 0.2);
}

.message-content.loading {
    animation: pulse 1.5s ease-in-out infinite;
}

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

/* ============================================
   INPUT AREA
   ============================================ */

.input-container-wrapper {
    border-top: 1px solid var(--color-extra-light-grey);
}

.input-area {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    padding: var(--spacing-md);
}

.chat-input {
    flex: 1;
    border: none;
    padding: var(--spacing-lg);
    font-size: var(--font-size-body);
    font-family: var(--font-family-base);
    outline: none;
    background: transparent;
}

.chat-input:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.chat-input::placeholder {
    color: var(--color-grey);
}

.send-btn {
    background: var(--color-blue);
    border-radius: 50%;
    width: 32px;
    height: 32px;
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: none;
    flex-shrink: 0;
    color: var(--color-white);
    transition: filter 0.15s ease;
}

.send-btn:hover {
    filter: brightness(1.1);
}

.send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.send-btn svg {
    width: 16px;
    height: 16px;
}

/* ============================================
   TOP-UP BANNER
   ============================================ */

.topup-banner {
    position: fixed;
    top: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-white);
    padding: var(--spacing-lg) var(--spacing-xl);
    border-radius: 12px;
    box-shadow: var(--shadow-toast);
    z-index: 1000;
    max-width: 500px;
    width: 90%;
    animation: slideDown 0.3s ease-out;
    border: 2px solid var(--color-light-grey);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

.banner-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    justify-content: space-between;
}

.banner-content #topup-status {
    flex: 1;
    font-weight: var(--font-weight-medium);
}

.banner-content #topup-status.error {
    color: var(--color-red);
}

.banner-content #topup-status.info {
    color: var(--color-primary);
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.hidden {
    display: none !important;
}

/* Loading spinner animation */
@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.animate-spin {
    animation: spin 1s linear infinite;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 600px) {
    .container {
        max-width: 100%;
    }

    .app-container {
        padding: 0;
    }
}