.chat-container {
    max-height: 26rem;
    overflow-y: auto;
    margin-top: 1.25rem;
    padding: 1rem;
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-xl);
    background: linear-gradient(180deg, rgba(17, 22, 29, 0.92), rgba(11, 14, 19, 0.94));
    box-shadow: var(--shadow-soft);
}

.chat-message {
    margin-bottom: 0.8rem;
    padding: 0.9rem 1rem;
    border: 1px solid var(--border-soft);
    border-radius: 1.2rem;
    color: var(--text-1);
    line-height: 1.6;
}

.chat-message.user {
    background: linear-gradient(135deg, rgba(var(--accent-rgb), 0.16), rgba(var(--accent-rgb), 0.24));
    border-color: rgba(var(--accent-rgb), 0.34);
}

.chat-message.assistant {
    background: rgba(255, 255, 255, 0.04);
}

.input-field {
    width: min(100%, 20rem);
    margin-bottom: 0.75rem;
}

.btn {
    margin-top: 0.6rem;
    margin-bottom: 1rem;
}

.image-container {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
}

.generated-image {
    width: min(200px, 100%);
    height: auto;
    margin: 0;
    border: 1px solid var(--border-soft);
    border-radius: 1rem;
    box-shadow: var(--shadow-soft);
}

.chat-page {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.chat-intro,
.chat-shell {
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-xl);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02)),
        linear-gradient(180deg, rgba(15, 19, 26, 0.96), rgba(11, 14, 20, 0.98));
    box-shadow: var(--shadow-soft);
}

.chat-intro {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.35rem 1.45rem;
}

.chat-kicker {
    margin: 0 0 0.5rem;
    color: var(--accent-cool);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.chat-intro h2 {
    margin-bottom: 0.7rem;
}

.chat-description {
    margin: 0;
    color: var(--text-2);
    line-height: 1.7;
    max-width: 48rem;
}

.chat-status-card {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    min-width: 12rem;
    padding: 1rem 1.1rem;
    border: 1px solid rgba(var(--accent-rgb), 0.24);
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, rgba(var(--accent-rgb), 0.12), rgba(255, 255, 255, 0.03));
}

.chat-status-card span {
    color: var(--text-3);
    font-size: 0.82rem;
}

.chat-status-card strong {
    margin-top: 0.3rem;
    color: #fff;
    font-size: 1.2rem;
    line-height: 1.15;
}

.chat-shell {
    display: flex;
    flex-direction: column;
    min-height: 34rem;
    height: calc(100dvh - 13rem);
    overflow: hidden;
}

.chat-search-status {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    margin: 0.75rem 0.75rem 0;
    padding: 0.55rem 0.8rem;
    border: 1px solid var(--border-soft);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-2);
    font-size: 0.84rem;
    line-height: 1.35;
}

.chat-search-status p {
    margin: 0;
}

.chat-search-status .bi {
    flex: 0 0 auto;
    color: var(--accent-cool);
    font-size: 0.92rem;
}

.chat-search-status.active {
    border-color: rgba(var(--accent-rgb), 0.26);
    background: linear-gradient(135deg, rgba(var(--accent-rgb), 0.1), rgba(255, 255, 255, 0.03));
    color: var(--text-1);
}

.chat-search-status.notice {
    border-color: rgba(255, 255, 255, 0.1);
}

.chat-shell-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.2rem 1.3rem 1rem;
    border-bottom: 1px solid var(--border-soft);
}

.chat-shell-title {
    margin: 0;
    font-size: clamp(1.45rem, 2.2vw, 2rem);
}

.chat-shell-subtitle {
    margin: 0.35rem 0 0;
    color: var(--text-2);
    line-height: 1.6;
}

.chat-feed {
    flex: 1 1 auto;
    overflow-y: auto;
    padding: 0.9rem 0.9rem 1rem;
    background:
        radial-gradient(circle at top left, rgba(var(--accent-rgb), 0.1), transparent 25%),
        linear-gradient(180deg, rgba(10, 13, 18, 0.88), rgba(7, 10, 14, 0.96));
    scrollbar-width: thin;
    scrollbar-color: rgba(var(--accent-rgb), 0.4) rgba(255, 255, 255, 0.05);
}

.chat-message-row {
    display: flex;
    margin: 0.15rem 0 0.7rem;
}

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

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

.chat-bubble {
    max-width: min(100%, 46rem);
    padding: 0.85rem 0.95rem;
    border: 1px solid var(--border-soft);
    border-radius: 1.35rem;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-1);
    line-height: 1.62;
    box-shadow: 0 18px 38px rgba(0, 0, 0, 0.22);
    word-break: break-word;
}

.chat-message-row.assistant .chat-bubble {
    border-bottom-left-radius: 0.55rem;
    background: rgba(255, 255, 255, 0.05);
}

.chat-message-row.user .chat-bubble {
    border-color: rgba(var(--accent-rgb), 0.3);
    border-bottom-right-radius: 0.55rem;
    background: linear-gradient(135deg, rgba(var(--accent-rgb), 0.18), rgba(var(--accent-rgb), 0.3));
}

.chat-bubble-stream {
    color: var(--text-2);
}

.chat-bubble-content > :first-child {
    margin-top: 0;
}

.chat-bubble-content > :last-child {
    margin-bottom: 0;
}

.chat-bubble-content p,
.chat-bubble-content ul,
.chat-bubble-content ol {
    margin-bottom: 0.8rem;
}

.chat-bubble-content ul,
.chat-bubble-content ol {
    padding-left: 1.25rem;
}

.chat-bubble-content pre {
    margin: 0.85rem 0 0;
    padding: 0.95rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 1rem;
    background: rgba(0, 0, 0, 0.24);
    color: #e7eef8;
    overflow-x: auto;
}

.chat-thumb {
    display: block;
    width: min(100%, 18rem);
    border-radius: 1rem;
}

.chat-composer {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto auto;
    gap: 0.6rem;
    align-items: end;
    padding: 0.82rem;
    border-top: 1px solid var(--border-soft);
    background: linear-gradient(180deg, rgba(13, 17, 23, 0.98), rgba(11, 14, 20, 0.98));
}

.chat-input {
    min-height: 3rem;
    max-height: 7.5rem;
    resize: none;
    overflow-y: auto;
}

.chat-attach,
.chat-send,
.chat-stop {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.8rem;
    min-width: 2.8rem;
    height: 2.8rem;
    min-height: 2.8rem;
    padding: 0;
    border-radius: 0.9rem;
    margin: 0;
}

.chat-attach {
    border: 1px solid var(--border-soft);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-2);
    cursor: pointer;
}

.chat-attach.selected {
    border-color: rgba(var(--accent-rgb), 0.38);
    background: rgba(var(--accent-rgb), 0.2);
    color: #fff;
}

.chat-send {
    color: #fff;
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    box-shadow: 0 18px 36px rgba(var(--accent-rgb), 0.24);
}

.chat-stop {
    color: #fff;
    background: linear-gradient(135deg, #565e69, #7b8593);
}

.chat-send:disabled,
.chat-stop:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    box-shadow: none;
}

.chat-file-input {
    display: none;
}

.chat-feed::-webkit-scrollbar {
    width: 0.6rem;
}

.chat-feed::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.04);
    border-radius: 999px;
}

.chat-feed::-webkit-scrollbar-thumb {
    background: rgba(var(--accent-rgb), 0.4);
    border-radius: 999px;
}

@media (max-width: 980px) {
    .chat-intro {
        flex-direction: column;
        align-items: flex-start;
    }

    .chat-status-card {
        align-items: flex-start;
        min-width: 0;
    }

    .chat-shell {
        height: calc(100dvh - 12rem);
    }
}

@media (max-width: 768px) {
    .chat-shell {
        min-height: 0;
        height: calc(100dvh - 9.3rem);
    }

    .chat-shell-head {
        padding: 1rem;
    }

    .chat-feed {
        padding: 0.72rem 0.72rem 0.85rem;
    }

    .chat-bubble {
        max-width: 100%;
        padding: 0.74rem 0.82rem;
        line-height: 1.56;
    }

    .chat-composer {
        gap: 0.5rem;
        padding: 0.7rem;
    }

    .chat-input {
        min-height: 2.8rem;
        max-height: 6.5rem;
    }

    .chat-attach,
    .chat-send,
    .chat-stop {
        width: 2.65rem;
        min-width: 2.65rem;
        height: 2.65rem;
        min-height: 2.65rem;
    }

    .chat-search-status {
        margin: 0.6rem 0.6rem 0;
        padding: 0.48rem 0.68rem;
        font-size: 0.8rem;
    }
}

@media (max-width: 620px) {
    .chat-composer {
        grid-template-columns: auto minmax(0, 1fr) auto auto;
        align-items: end;
    }

    .chat-input {
        grid-column: auto;
        min-height: 2.75rem;
    }

    .chat-attach,
    .chat-send,
    .chat-stop {
        width: 2.55rem;
        min-width: 2.55rem;
        height: 2.55rem;
        min-height: 2.55rem;
    }

    .chat-shell {
        height: calc(100dvh - 8.1rem);
    }
}

@media (max-width: 420px) {
    .chat-page {
        gap: 0.7rem;
    }

    .chat-shell {
        height: calc(100dvh - 7.55rem);
    }

    .chat-composer {
        gap: 0.42rem;
        padding: 0.62rem;
    }

    .chat-input {
        font-size: 0.94rem;
    }

    .chat-search-status {
        margin: 0.5rem 0.5rem 0;
        padding: 0.42rem 0.6rem;
        font-size: 0.76rem;
    }
}

.legacy-chat-page,
.utility-page {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.legacy-page-tools,
.utility-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: flex-start;
}

.legacy-chat-shell-block,
.utility-panel {
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-xl);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02)),
        linear-gradient(180deg, rgba(15, 19, 26, 0.96), rgba(11, 14, 20, 0.98));
    box-shadow: var(--shadow-soft);
    overflow: hidden;
}

.utility-panel {
    padding: 1.15rem;
}

.utility-panel-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}

.utility-panel-head h2,
.utility-panel-head h3,
.utility-panel-head h4 {
    margin: 0;
}

.utility-panel-head p {
    margin: 0.45rem 0 0;
    color: var(--text-2);
    line-height: 1.7;
}

.utility-eyebrow {
    margin: 0 0 0.45rem;
    color: var(--accent-cool);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.utility-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.utility-field {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    margin-bottom: 0.95rem;
}

.utility-field label {
    color: var(--text-2);
    font-size: 0.92rem;
    font-weight: 600;
}

.utility-output {
    min-height: 100%;
    padding: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-1);
    line-height: 1.7;
    white-space: pre-wrap;
}

.utility-output-empty {
    color: var(--text-3);
}

.utility-note {
    margin: 0;
    color: var(--text-2);
    line-height: 1.7;
}

.legacy-chat-select-row,
.legacy-chat-composer {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.75rem;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--border-soft);
    background: linear-gradient(180deg, rgba(14, 18, 24, 0.96), rgba(11, 14, 20, 0.98));
}

.legacy-chat-select-row {
    grid-template-columns: auto minmax(0, 1fr);
}

.legacy-chat-select-row label {
    margin: 0;
    color: var(--text-2);
    font-size: 0.92rem;
    font-weight: 600;
}

.legacy-chat-select-row .form-select {
    margin: 0;
}

.legacy-chat-input {
    width: 100%;
    margin: 0;
}

.legacy-chat-action-row {
    display: flex;
    gap: 0.6rem;
    align-items: center;
}

.legacy-chat-send,
.legacy-chat-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 3rem;
    min-height: 3rem;
    padding: 0.7rem 1rem;
    margin: 0;
    border: 1px solid transparent;
    border-radius: 1rem;
}

.legacy-chat-send {
    color: #fff;
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    box-shadow: 0 18px 36px rgba(var(--accent-rgb), 0.24);
}

.legacy-chat-secondary {
    border-color: var(--border-soft);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-2);
}

.legacy-chat-shell-block .chat-container {
    min-height: 25rem;
    max-height: none;
    margin-top: 0;
    margin-bottom: 0;
    border: 0;
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
    box-shadow: none;
}

.legacy-chat-shell-block .chat-message {
    position: relative;
    max-width: min(100%, 46rem);
    margin-bottom: 0.8rem;
}

.legacy-chat-shell-block .chat-message.user {
    margin-left: auto;
}

.legacy-chat-shell-block .chat-message.assistant {
    margin-right: auto;
}

.legacy-chat-copy {
    position: absolute;
    top: 0.6rem;
    right: 0.6rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    margin: 0;
    padding: 0;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 0.8rem;
    background: rgba(8, 11, 16, 0.38);
    color: var(--text-2);
    z-index: 1;
}

.legacy-chat-message-content {
    padding-right: 2.7rem;
    white-space: pre-wrap;
}

.legacy-chat-message-content pre {
    margin: 0.75rem 0 0;
    padding: 0.9rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 1rem;
    background: rgba(0, 0, 0, 0.22);
    color: #e7eef8;
    overflow-x: auto;
}

.legacy-chat-state {
    color: var(--text-2);
}

.dreamchat-stage {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.dreamchat-bio {
    margin: 0;
    color: var(--text-1);
    line-height: 1.7;
    white-space: pre-wrap;
}

@media (max-width: 980px) {
    .utility-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .legacy-chat-select-row,
    .legacy-chat-composer {
        grid-template-columns: 1fr;
        align-items: stretch;
    }

    .legacy-chat-action-row {
        width: 100%;
    }

    .legacy-chat-send,
    .legacy-chat-secondary {
        flex: 1 1 0;
    }

    .utility-panel {
        padding: 1rem;
    }
}