/* SohaWare AI Chat - local CSS only. No CDN dependencies. */
.doai-chat-root,
.doai-chat-root * {
    box-sizing: border-box;
}

.doai-chat-root {
    --doai-bg: #f8fafc;
    --doai-panel: #ffffff;
    --doai-panel-soft: #f1f5f9;
    --doai-border: #dbe3ee;
    --doai-border-strong: #cbd5e1;
    --doai-text: #0f172a;
    --doai-muted: #64748b;
    --doai-soft: #94a3b8;
    --doai-accent: #2563eb;
    --doai-accent-dark: #1d4ed8;
    --doai-user-bg: #ecfdf5;
    --doai-user-border: #a7f3d0;
    --doai-user-text: #064e3b;
    --doai-ai-bg: #ffffff;
    --doai-ai-border: #dbe3ee;
    --doai-error-bg: #fef2f2;
    --doai-error-border: #fecaca;
    --doai-error-text: #991b1b;
    color: var(--doai-text);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    max-width: 980px;
    margin: 0 auto;
    padding: 16px;
}

.doai-theme-dark {
    --doai-bg: #020617;
    --doai-panel: #0f172a;
    --doai-panel-soft: #111827;
    --doai-border: #243244;
    --doai-border-strong: #334155;
    --doai-text: #e5e7eb;
    --doai-muted: #94a3b8;
    --doai-soft: #64748b;
    --doai-accent: #60a5fa;
    --doai-accent-dark: #3b82f6;
    --doai-user-bg: #052e1a;
    --doai-user-border: #166534;
    --doai-user-text: #bbf7d0;
    --doai-ai-bg: #111827;
    --doai-ai-border: #334155;
    --doai-error-bg: #450a0a;
    --doai-error-border: #991b1b;
    --doai-error-text: #fecaca;
}

.doai-card {
    height: 650px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--doai-panel);
    border: 1px solid var(--doai-border);
    border-radius: 24px;
}

.doai-auth-card {
    height: auto;
}

.doai-header {
    flex: 0 0 auto;
    padding: 18px 20px;
    background: var(--doai-panel-soft);
    border-bottom: 1px solid var(--doai-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.doai-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

.doai-icon {
    width: 44px;
    height: 44px;
    flex: 0 0 auto;
    border-radius: 16px;
    border: 1px solid #bfdbfe;
    background: #eff6ff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.doai-theme-dark .doai-icon {
    background: #172554;
    border-color: #1e3a8a;
}

.doai-title {
    font-size: 16px;
    font-weight: 700;
    line-height: 1.25;
    color: var(--doai-text);
}

.doai-subtitle {
    margin-top: 3px;
    font-size: 12px;
    color: var(--doai-muted);
    line-height: 1.3;
}

.doai-meta {
    text-align: right;
    color: var(--doai-muted);
    font-size: 12px;
    line-height: 1.55;
    white-space: nowrap;
}

.doai-meta strong {
    color: var(--doai-text);
    font-weight: 700;
}

.doai-body {
    flex: 1 1 auto;
    overflow-y: auto;
    padding: 18px;
    background: var(--doai-bg);
    scrollbar-width: thin;
    scrollbar-color: var(--doai-soft) transparent;
}

.doai-body::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.doai-body::-webkit-scrollbar-thumb {
    background: var(--doai-soft);
    border-radius: 999px;
}

.doai-empty {
    margin: 50px auto 0;
    max-width: 360px;
    color: var(--doai-muted);
    text-align: center;
    font-size: 13px;
    line-height: 1.6;
}

.doai-empty strong {
    color: var(--doai-text);
    font-size: 14px;
}

.doai-footer {
    flex: 0 0 auto;
    padding: 14px;
    background: var(--doai-panel);
    border-top: 1px solid var(--doai-border);
}

.doai-error {
    display: none;
    margin: 0 0 10px;
    padding: 9px 11px;
    border: 1px solid var(--doai-error-border);
    background: var(--doai-error-bg);
    color: var(--doai-error-text);
    border-radius: 12px;
    font-size: 12px;
    line-height: 1.45;
}

.doai-input-row {
    display: flex;
    gap: 10px;
    align-items: flex-end;
}

.doai-input {
    flex: 1 1 auto;
    width: 100%;
    min-height: 48px;
    max-height: 132px;
    resize: none;
    border-radius: 16px;
    border: 1px solid var(--doai-border-strong);
    background: var(--doai-panel);
    color: var(--doai-text);
    padding: 12px 14px;
    font-size: 14px;
    line-height: 1.45;
    outline: none;
    font-family: inherit;
}

.doai-input:focus {
    border-color: var(--doai-accent);
}

.doai-input::placeholder {
    color: var(--doai-soft);
}

.doai-send {
    flex: 0 0 auto;
    border: 0;
    border-radius: 16px;
    background: var(--doai-accent-dark);
    color: #ffffff;
    padding: 13px 18px;
    font-size: 13px;
    line-height: 1;
    font-weight: 700;
    letter-spacing: .01em;
    cursor: pointer;
    min-height: 48px;
    font-family: inherit;
}

.doai-send:hover {
    filter: brightness(0.97);
}

.doai-send:disabled {
    opacity: .55;
    cursor: not-allowed;
}

.doai-hint {
    margin-top: 9px;
    display: flex;
    justify-content: space-between;
    gap: 12px;
    color: var(--doai-soft);
    font-size: 11px;
    line-height: 1.4;
}

.doai-message {
    display: flex;
    margin-bottom: 12px;
}

.doai-message-user {
    justify-content: flex-end;
}

.doai-message-assistant {
    justify-content: flex-start;
}

.doai-message-col {
    max-width: min(86%, 760px);
}

.doai-message-user .doai-message-col {
    max-width: min(78%, 650px);
}

.doai-bubble {
    border-radius: 18px;
    border: 1px solid transparent;
    padding: 10px 13px;
    font-size: 13px;
    line-height: 1.55;
    overflow-wrap: anywhere;
}

.doai-bubble-user {
    border-bottom-right-radius: 6px;
    background: var(--doai-user-bg);
    border-color: var(--doai-user-border);
    color: var(--doai-user-text);
}

.doai-bubble-assistant {
    border-bottom-left-radius: 6px;
    background: var(--doai-ai-bg);
    border-color: var(--doai-ai-border);
    color: var(--doai-text);
}

.doai-message-meta {
    margin-top: 4px;
    color: var(--doai-soft);
    font-size: 11px;
    line-height: 1.3;
}

.doai-typing {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.doai-typing-dot {
    width: 5px;
    height: 5px;
    border-radius: 999px;
    background: var(--doai-soft);
    animation: doaiTypingBlink 1.2s infinite ease-in-out;
}

.doai-typing-dot:nth-child(2) {
    animation-delay: .2s;
}

.doai-typing-dot:nth-child(3) {
    animation-delay: .4s;
}

@keyframes doaiTypingBlink {
    0%, 80%, 100% {
        opacity: .25;
        transform: translateY(0);
    }
    40% {
        opacity: 1;
        transform: translateY(-2px);
    }
}

.doai-limit-cta {
    margin-top: 9px;
}

.doai-limit-btn,
.doai-login-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    border-radius: 999px;
    background: var(--doai-accent-dark);
    color: #ffffff !important;
    padding: 10px 15px;
    text-decoration: none !important;
    font-size: 13px;
    line-height: 1;
    font-weight: 700;
}

.doai-login-content {
    padding: 28px;
    display: flex;
    align-items: center;
    gap: 18px;
}

.doai-login-main {
    flex: 1;
}

.doai-login-title {
    color: var(--doai-text);
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 5px;
}

.doai-login-desc {
    color: var(--doai-muted);
    font-size: 13px;
    line-height: 1.65;
}

.doai-login-actions {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 7px;
}

.doai-login-hint {
    color: var(--doai-soft);
    font-size: 11px;
}

/* Markdown renderer: compact and isolated from WordPress theme typography. */
.doai-markdown,
.doai-markdown * {
    font-size: 13px;
    line-height: 1.55;
}

.doai-markdown p {
    margin: 0 0 8px;
}

.doai-markdown p:last-child {
    margin-bottom: 0;
}

.doai-markdown h1,
.doai-markdown h2,
.doai-markdown h3,
.doai-markdown h4,
.doai-markdown h5,
.doai-markdown h6 {
    color: var(--doai-text);
    font-size: 14px !important;
    line-height: 1.35 !important;
    font-weight: 700;
    margin: 10px 0 6px;
}

.doai-markdown ul,
.doai-markdown ol {
    margin: 6px 0 9px 20px;
    padding: 0;
}

.doai-markdown li {
    margin: 2px 0;
}

.doai-markdown a {
    color: var(--doai-accent);
    text-decoration: underline;
    word-break: break-word;
}

.doai-markdown strong {
    font-weight: 700;
}

.doai-markdown em {
    font-style: italic;
}

.doai-markdown pre {
    margin: 9px 0;
    padding: 10px;
    border-radius: 10px;
    overflow-x: auto;
    background: #0f172a;
    color: #e5e7eb;
    font-size: 12px;
    line-height: 1.45;
}

.doai-markdown code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
    font-size: 12px;
    padding: 1px 4px;
    border-radius: 5px;
    background: rgba(148, 163, 184, 0.18);
}

.doai-markdown pre code {
    padding: 0;
    background: transparent;
    color: inherit;
}

.doai-markdown blockquote {
    margin: 8px 0;
    padding-left: 10px;
    border-left: 3px solid var(--doai-accent);
    color: var(--doai-muted);
}

.doai-markdown table {
    display: block;
    max-width: 100%;
    overflow-x: auto;
    white-space: nowrap;
    border-collapse: collapse;
    margin: 8px 0;
    font-size: 12px;
}

.doai-markdown th,
.doai-markdown td {
    border: 1px solid var(--doai-border-strong);
    padding: 6px 8px;
    vertical-align: top;
    font-size: 12px;
    line-height: 1.45;
}

.doai-markdown th {
    background: var(--doai-panel-soft);
    color: var(--doai-text);
    font-weight: 700;
}

@media (max-width: 640px) {
    .doai-chat-root {
        padding: 8px;
    }

    .doai-card {
        height: 560px;
        border-radius: 18px;
    }

    .doai-header {
        padding: 14px;
        align-items: flex-start;
        flex-direction: column;
    }

    .doai-meta {
        text-align: left;
        white-space: normal;
    }

    .doai-body {
        padding: 12px;
    }

    .doai-footer {
        padding: 10px;
    }

    .doai-input-row {
        gap: 8px;
    }

    .doai-send {
        padding-left: 14px;
        padding-right: 14px;
    }

    .doai-hint {
        flex-direction: column;
        gap: 3px;
    }

    .doai-message-col,
    .doai-message-user .doai-message-col {
        max-width: 92%;
    }

    .doai-login-content {
        padding: 22px;
        flex-direction: column;
        align-items: flex-start;
    }

    .doai-login-actions {
        align-items: flex-start;
    }
}