/* AI Assistant Page Styles */
:root {
    --ai-surface: var(--surface-1, #0b1021);
    --ai-surface-alt: var(--surface-2, #0f172a);
    --ai-muted: var(--text-muted, #9ca3af);
    --ai-text: var(--text-color, #e5e7eb);
    --ai-border: var(--border-color, rgba(148, 163, 184, 0.28));
    --ai-accent: var(--accent-color, #f97316);
    --ai-shadow: var(--shadow-soft, 0 18px 45px rgba(0, 0, 0, 0.35));
}

.ai-assistant-page {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: 1.25rem clamp(1rem, 4vw, 2rem) 2rem;
    color: var(--ai-text);
    max-width: var(--container-max, 1200px);
    margin: 0 auto;
}

.ai-assistant-header {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    padding: clamp(1.25rem, 3vw, 1.75rem);
    background: var(--surface-1);
    border: 1px solid var(--ai-border);
    border-radius: var(--border-radius, 1rem);
    box-shadow: var(--ai-shadow);
}

.ai-assistant-header .page-hero__title {
    margin: 0;
    font-size: clamp(1.4rem, 2vw + 1rem, 2rem);
}

.ai-assistant-header .page-hero__summary {
    color: var(--ai-muted);
    max-width: 760px;
    margin: 0;
}

.ai-assistant-page .ai-chat-container--full {
    padding: 1rem clamp(0.75rem, 3vw, 1.25rem) 1.25rem;
    border: 1px solid var(--ai-border);
    border-radius: var(--border-radius, 1rem);
    background: var(--ai-surface);
    box-shadow: var(--ai-shadow);
    display: grid;
    grid-template-rows: auto 1fr auto;
    gap: 0.9rem;
    min-height: clamp(420px, 70vh, 860px);
    max-height: var(--ai-chat-viewport-height, 86vh);
    position: relative;
    overflow: hidden;
}

.ai-chat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.ai-chat-header .heading {
    margin: 0;
}

.ai-chat-header .page-description {
    margin: 0.25rem 0 0;
    color: var(--ai-muted);
}

.ai-chat-quick-actions {
    display: inline-flex;
    gap: 0.4rem;
    flex-wrap: wrap;
    align-items: center;
}

.ai-assistant-page .ai-chat-body {
    background: var(--ai-surface-alt);
    border: 1px solid var(--ai-border);
    border-radius: var(--border-radius, 1rem);
    padding: 0.75rem;
    display: flex;
    flex-direction: column;
    min-height: 0;
    min-block-size: 320px;
    min-width: 0;
    position: relative;
    overflow: hidden;
}

.ai-assistant-page .ai-chat-body--scrolling::after {
    content: '';
    position: absolute;
    inset: auto 0 -0.75rem 0;
    height: 28px;
    pointer-events: none;
    background: linear-gradient(180deg, rgba(11, 16, 33, 0) 0%, rgba(11, 16, 33, 0.75) 70%);
}

.ai-assistant-page .ai-chat-history-wrapper {
    flex: 1;
    height: 100%;
    max-height: 100%;
    min-height: 0;
    padding-right: 0.5rem;
    scrollbar-width: thin;
}

.ai-assistant-page .ai-chat-history-wrapper.ai-chat-history--enhanced::-webkit-scrollbar {
    width: 6px;
}

.ai-assistant-page .ai-chat-history-wrapper.ai-chat-history--enhanced::-webkit-scrollbar-track {
    background: transparent;
}

.ai-assistant-page .ai-chat-history-wrapper.ai-chat-history--enhanced::-webkit-scrollbar-thumb {
    background: color-mix(in srgb, var(--ai-border) 55%, transparent);
    border-radius: 999px;
}

.ai-assistant-page .ai-chat-history-wrapper.ai-chat-history--enhanced::-webkit-scrollbar-thumb:hover {
    background: color-mix(in srgb, var(--ai-accent) 55%, var(--ai-border) 45%);
}

.ai-chat-footer .ai-form {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.ai-assistant-page .ai-chat-footer {
    position: sticky;
    bottom: 0;
    z-index: 2;
    margin-top: 0.25rem;
    padding: 0.75rem;
    border-radius: var(--border-radius, 0.75rem);
    background: linear-gradient(180deg, rgba(15, 23, 42, 0) 0%, rgba(15, 23, 42, 0.95) 38%, rgba(15, 23, 42, 1) 100%);
    box-shadow: 0 -12px 24px rgba(0, 0, 0, 0.25);
}

.ai-assistant-page .ai-chat-footer .ai-form {
    background: var(--ai-surface);
    border: 1px solid var(--ai-border);
    border-radius: var(--border-radius, 0.9rem);
    padding: 0.65rem 0.85rem;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03), 0 8px 18px rgba(0, 0, 0, 0.18);
}

.ai-disclaimer-box {
    background: var(--banner-bg, rgba(250, 204, 21, 0.12));
    border: 1px solid var(--banner-border, #fbbf24);
    border-radius: var(--border-radius, 0.85rem);
    padding: 1rem;
    display: flex;
    gap: 0.65rem;
    align-items: flex-start;
    margin-top: 0.25rem;
}

.ai-disclaimer-box i {
    color: var(--warning-color, #fbbf24);
    font-size: 1.1rem;
    flex-shrink: 0;
}

.ai-disclaimer-box p {
    margin: 0;
    color: var(--text-color);
    line-height: 1.5;
}

.ai-locked-alert {
    display: flex;
    gap: 0.85rem;
    flex-wrap: wrap;
    align-items: center;
    padding: 0.9rem 1rem;
    border-radius: var(--border-radius, 0.85rem);
    border: 1px solid var(--ai-border);
    background: linear-gradient(120deg, rgba(249, 115, 22, 0.12), rgba(15, 23, 42, 0.65));
    color: var(--text-color);
    box-shadow: var(--ai-shadow);
}

.ai-locked-title {
    margin: 0 0 0.15rem 0;
    font-size: 1.05rem;
}

.ai-locked-message {
    margin: 0;
    color: var(--ai-muted);
}

.ai-locked-actions {
    display: inline-flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.ai-chat-container--locked {
    position: relative;
    overflow: hidden;
    filter: saturate(0.6);
}

.ai-chat-container--locked .prompt-input,
.ai-chat-container--locked button {
    cursor: not-allowed;
}

.ai-locked-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(11, 16, 33, 0.7) 0%, rgba(11, 16, 33, 0.88) 85%);
    backdrop-filter: blur(1px);
    pointer-events: none;
    border-radius: inherit;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

@media (max-width: 900px) {
    .ai-chat-quick-actions {
        width: 100%;
        justify-content: flex-start;
    }

    .ai-chat-container--full {
        padding: 0.85rem;
    }

    .ai-chat-body {
        min-height: 260px;
    }
}

@media (max-width: 640px) {
    .ai-assistant-page .ai-chat-container--full {
        min-height: 0;
        max-height: none;
        grid-template-rows: auto minmax(220px, 1fr) auto;
    }

    .ai-assistant-page .ai-chat-body {
        min-height: 220px;
    }

    .ai-assistant-page .ai-chat-footer {
        position: static;
        box-shadow: none;
        background: var(--ai-surface);
        padding: 0.65rem;
    }

    .ai-assistant-page .ai-chat-footer .ai-form {
        box-shadow: none;
    }
}