:root {
    --pc-bg: #f5f7fb;
    --pc-surface: #ffffff;
    --pc-surface-soft: #f8fafc;
    --pc-surface-blue: #eff6ff;
    --pc-border: #e2e8f0;
    --pc-border-strong: #cbd5e1;
    --pc-text: #172033;
    --pc-text-muted: #64748b;
    --pc-primary: #2563eb;
    --pc-primary-hover: #1d4ed8;
    --pc-primary-soft: #dbeafe;
    --pc-success: #15803d;
    --pc-danger: #b91c1c;
    --pc-warning: #a16207;
    --pc-sidebar: #111827;
    --pc-sidebar-soft: #1f2937;
    --pc-sidebar-muted: #94a3b8;
    --pc-radius: 14px;
    --pc-radius-small: 10px;
    --pc-shadow: 0 8px 28px rgba(15, 23, 42, 0.06);
    --pc-shadow-soft: 0 2px 10px rgba(15, 23, 42, 0.04);
}

html,
body {
    min-height: 100%;
    background: var(--pc-bg);
    color: var(--pc-text);
}

body {
    margin: 0;
}

a {
    color: var(--pc-primary);
}

    a:hover {
        color: var(--pc-primary-hover);
    }

.pc-shell {
    min-height: 100vh;
    display: flex;
    background: var(--pc-bg);
}

.pc-sidebar {
    position: sticky;
    top: 0;
    width: 260px;
    height: 100vh;
    flex-shrink: 0;
    overflow-y: auto;
    background: var(--pc-sidebar);
    color: white;
}

.pc-main {
    min-width: 0;
    flex: 1;
}

.pc-topbar {
    position: sticky;
    top: 0;
    z-index: 50;
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 12px 32px;
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid var(--pc-border);
    backdrop-filter: blur(10px);
}

.pc-topbar-context {
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.pc-topbar-title {
    color: var(--pc-text);
    font-size: 0.95rem;
    font-weight: 700;
}

.pc-topbar-subtitle {
    margin-top: 2px;
    color: var(--pc-text-muted);
    font-size: 0.8rem;
}

.pc-user-area {
    display: flex;
    align-items: center;
    gap: 14px;
}

.pc-user-chip {
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.pc-user-avatar {
    width: 34px;
    height: 34px;
    flex-shrink: 0;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: var(--pc-primary-soft);
    color: var(--pc-primary-hover);
    font-size: 0.82rem;
    font-weight: 800;
}

.pc-user-details {
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.pc-user-label {
    color: var(--pc-text-muted);
    font-size: 0.7rem;
    line-height: 1.2;
}

.pc-user-name {
    max-width: 240px;
    overflow: hidden;
    color: var(--pc-text);
    font-size: 0.84rem;
    font-weight: 600;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.pc-content {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 36px 34px 48px;
}

.pc-brand {
    min-height: 82px;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.pc-brand-lockup {
    display: flex;
    align-items: center;
    gap: 11px;
}

.pc-brand-mark {
    width: 40px;
    height: 40px;
    display: grid;
    place-items: center;
    border-radius: 11px;
    background: var(--pc-primary);
    color: white;
    font-size: 0.84rem;
    font-weight: 800;
    letter-spacing: 0.02em;
}

.pc-brand-copy {
    display: flex;
    align-items: baseline;
    gap: 5px;
}

.pc-brand-name {
    color: white;
    font-size: 1.05rem;
    font-weight: 750;
}

.pc-brand-ai {
    color: #93c5fd;
    font-size: 0.8rem;
    font-weight: 700;
}

.pc-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 18px 12px 28px;
}

.pc-nav-section-label {
    margin: 17px 12px 5px;
    color: var(--pc-sidebar-muted);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

    .pc-nav-section-label:first-child {
        margin-top: 0;
    }

.pc-nav-link {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 11px 13px;
    border-radius: 9px;
    color: #cbd5e1;
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.15s ease, color 0.15s ease, transform 0.15s ease;
}

    .pc-nav-link:hover {
        background: rgba(255, 255, 255, 0.07);
        color: white;
        transform: translateX(2px);
    }

    .pc-nav-link.active {
        background: rgba(37, 99, 235, 0.24);
        color: white;
        font-weight: 650;
    }

.pc-nav-icon {
    width: 19px;
    flex-shrink: 0;
    color: var(--pc-sidebar-muted);
    font-size: 1rem;
    text-align: center;
}

.pc-nav-link:hover .pc-nav-icon,
.pc-nav-link.active .pc-nav-icon {
    color: #93c5fd;
}
    

.pc-nav-status {
    padding: 11px 13px;
    color: var(--pc-sidebar-muted);
    font-size: 0.82rem;
}

.pc-menu-button {
    display: none;
}

.pc-page-header {
    margin-bottom: 24px;
}

    .pc-page-header h1 {
        margin: 0 0 7px;
        color: var(--pc-text);
        font-size: clamp(1.8rem, 3vw, 2.35rem);
        font-weight: 750;
        letter-spacing: -0.035em;
    }

    .pc-page-header p {
        margin: 0;
        color: var(--pc-text-muted);
        line-height: 1.6;
    }

.pc-page-header-with-action {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
}

.pc-panel {
    padding: 26px;
    background: var(--pc-surface);
    border: 1px solid var(--pc-border);
    border-radius: var(--pc-radius);
    box-shadow: var(--pc-shadow);
}

    .pc-panel + .pc-panel {
        margin-top: 22px;
    }

.pc-section-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 22px;
}

    .pc-section-header h2 {
        margin: 0 0 7px;
        color: var(--pc-text);
        font-size: 1.3rem;
        font-weight: 700;
        letter-spacing: -0.02em;
    }

    .pc-section-header p {
        max-width: 760px;
        margin: 0;
        color: var(--pc-text-muted);
        line-height: 1.6;
    }

.pc-section-message {
    margin: 18px 0;
}

.pc-eyebrow {
    margin-bottom: 7px;
    color: var(--pc-primary);
    font-size: 0.72rem;
    font-weight: 750;
    letter-spacing: 0.085em;
    text-transform: uppercase;
}

.pc-primary-button {
    border-color: var(--pc-primary);
    background: var(--pc-primary);
}

    .pc-primary-button:hover,
    .pc-primary-button:focus {
        border-color: var(--pc-primary-hover);
        background: var(--pc-primary-hover);
    }

.pc-hero {
    padding: 42px;
    background: var(--pc-surface);
    border: 1px solid var(--pc-border);
    border-radius: 18px;
    box-shadow: var(--pc-shadow);
}

    .pc-hero h1 {
        max-width: 720px;
        margin-bottom: 14px;
        font-size: clamp(2rem, 4vw, 3.25rem);
        line-height: 1.08;
        letter-spacing: -0.04em;
    }

.pc-hero-copy {
    max-width: 700px;
    margin-bottom: 24px;
    color: var(--pc-text-muted);
    font-size: 1.05rem;
    line-height: 1.7;
}

.pc-home-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.75fr);
    gap: 50px;
    align-items: center;
}

.pc-home-hero-summary {
    padding: 8px 0 8px 32px;
    border-left: 1px solid var(--pc-border);
}

.pc-home-capability {
    display: flex;
    gap: 14px;
    padding: 16px 0;
    border-bottom: 1px solid var(--pc-border);
}

    .pc-home-capability:last-child {
        border-bottom: 0;
    }

.pc-home-capability-number {
    width: 28px;
    flex-shrink: 0;
    color: var(--pc-primary);
    font-size: 0.72rem;
    font-weight: 800;
}

.pc-home-capability div {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.pc-home-capability strong {
    color: var(--pc-text);
    font-size: 0.9rem;
}

.pc-home-capability div span {
    color: var(--pc-text-muted);
    font-size: 0.8rem;
    line-height: 1.45;
}

.pc-home-usage-panel {
    margin-top: 24px;
}

.pc-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.pc-inline-status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--pc-text-muted);
    font-size: 0.85rem;
}

.pc-feature-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    margin-top: 24px;
}

.pc-feature-card {
    position: relative;
    overflow: hidden;
    padding: 26px;
    background: var(--pc-surface);
    border: 1px solid var(--pc-border);
    border-radius: var(--pc-radius);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

    .pc-feature-card:hover {
        transform: translateY(-2px);
        box-shadow: var(--pc-shadow);
    }

    .pc-feature-card h2 {
        margin-bottom: 8px;
        font-size: 1.05rem;
    }

    .pc-feature-card p {
        margin-bottom: 20px;
        color: var(--pc-text-muted);
        line-height: 1.6;
    }

.pc-feature-number {
    position: absolute;
    top: 20px;
    right: 22px;
    color: #e2e8f0;
    font-size: 1.7rem;
    font-weight: 800;
}

.pc-feature-link {
    font-size: 0.86rem;
    font-weight: 650;
    text-decoration: none;
}

.pc-product-summary {
    padding-top: 22px;
    padding-bottom: 22px;
}

.pc-product-meta-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
}

.pc-meta-item {
    min-width: 0;
    padding: 2px 22px;
    border-right: 1px solid var(--pc-border);
}

    .pc-meta-item:first-child {
        padding-left: 0;
    }

    .pc-meta-item:last-child {
        padding-right: 0;
        border-right: 0;
    }

.pc-meta-label {
    display: block;
    margin-bottom: 5px;
    color: var(--pc-text-muted);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.pc-meta-value {
    display: block;
    overflow-wrap: anywhere;
    color: var(--pc-text);
    font-size: 0.93rem;
    font-weight: 600;
    line-height: 1.45;
}

.pc-quota-strip {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
    padding: 10px 13px;
    border: 1px solid var(--pc-border);
    border-radius: var(--pc-radius-small);
    background: var(--pc-surface-soft);
    color: var(--pc-text-muted);
    font-size: 0.8rem;
}

    .pc-quota-strip strong {
        color: var(--pc-text);
        font-size: 0.8rem;
        font-weight: 650;
    }

.pc-quota-badge {
    flex-shrink: 0;
    padding: 7px 11px;
    border: 1px solid var(--pc-border);
    border-radius: 999px;
    background: var(--pc-surface-soft);
    color: var(--pc-text-muted);
    font-size: 0.75rem;
    font-weight: 650;
}

.pc-quota-badge-exhausted {
    border-color: #fecaca;
    background: #fef2f2;
    color: var(--pc-danger);
}

.pc-upload-area {
    padding: 34px;
    border: 2px dashed #cbd5e1;
    border-radius: 12px;
    background: var(--pc-surface-soft);
    text-align: center;
    transition: border-color 0.15s ease, background 0.15s ease;
}

    .pc-upload-area:hover {
        border-color: var(--pc-primary);
        background: var(--pc-surface-blue);
    }

.pc-upload-content {
    max-width: 520px;
    margin: 0 auto;
}

.pc-upload-title {
    margin-bottom: 5px;
    color: var(--pc-text);
    font-size: 1rem;
    font-weight: 700;
}

.pc-upload-content p {
    margin-bottom: 17px;
    color: var(--pc-text-muted);
    font-size: 0.84rem;
}

.pc-upload-control {
    background: white;
    text-align: left;
}

.pc-selected-file {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-top: 14px;
    padding: 12px 14px;
    border: 1px solid var(--pc-border);
    border-radius: 10px;
    background: var(--pc-surface-soft);
    color: var(--pc-text-muted);
    font-size: 0.8rem;
}

    .pc-selected-file strong {
        display: block;
        color: var(--pc-text);
        font-size: 0.85rem;
    }

.pc-identify-actions {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-top: 18px;
}

.pc-identification-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border: 1px solid var(--pc-border);
    border-radius: 12px;
    overflow: hidden;
}

.pc-result-item {
    min-width: 0;
    padding: 18px;
    border-right: 1px solid var(--pc-border);
    background: var(--pc-surface-soft);
}

    .pc-result-item:last-child {
        border-right: 0;
    }

.pc-confidence-badge {
    flex-shrink: 0;
    padding: 6px 10px;
    border-radius: 999px;
    background: var(--pc-primary-soft);
    color: var(--pc-primary-hover);
    font-size: 0.74rem;
    font-weight: 700;
    text-transform: capitalize;
}

.pc-observed-text-section {
    margin-top: 22px;
}

.pc-observed-text-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.pc-observed-text-item {
    padding: 6px 9px;
    border: 1px solid var(--pc-border);
    border-radius: 7px;
    background: var(--pc-surface-soft);
    color: var(--pc-text);
    font-size: 0.78rem;
}

.pc-products-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 20px;
}

    .pc-products-header h2 {
        margin: 0 0 4px;
        font-size: 1.2rem;
        font-weight: 700;
    }

    .pc-products-header p {
        margin: 0;
        color: var(--pc-text-muted);
        font-size: 0.84rem;
    }

.pc-count-badge {
    min-width: 36px;
    height: 36px;
    display: grid;
    place-items: center;
    padding: 0 10px;
    border-radius: 999px;
    background: var(--pc-primary-soft);
    color: var(--pc-primary-hover);
    font-size: 0.8rem;
    font-weight: 750;
}

.pc-table-container {
    border: 1px solid var(--pc-border);
    border-radius: 11px;
}

.pc-product-table {
    --bs-table-bg: transparent;
    margin: 0;
}

    .pc-product-table thead th {
        padding: 12px 15px;
        border-bottom-color: var(--pc-border);
        background: var(--pc-surface-soft);
        color: var(--pc-text-muted);
        font-size: 0.7rem;
        font-weight: 700;
        letter-spacing: 0.04em;
        text-transform: uppercase;
        white-space: nowrap;
    }

    .pc-product-table tbody td {
        padding: 15px;
        border-bottom-color: var(--pc-border);
        color: var(--pc-text);
        font-size: 0.84rem;
    }

    .pc-product-table tbody tr:last-child td {
        border-bottom: 0;
    }

    .pc-product-table tbody tr:hover {
        background: var(--pc-surface-soft);
    }

.pc-product-name {
    color: var(--pc-text);
    font-weight: 700;
    text-decoration: none;
}

    .pc-product-name:hover {
        color: var(--pc-primary);
    }

.pc-product-type {
    margin-top: 3px;
    color: var(--pc-text-muted);
    font-size: 0.72rem;
}

.pc-product-action-column {
    width: 70px;
}

.pc-usage-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.pc-usage-grid-large {
    gap: 18px;
}

.pc-usage-card {
    padding: 16px;
    border: 1px solid var(--pc-border);
    border-radius: 11px;
    background: var(--pc-surface-soft);
}

.pc-usage-card-detailed {
    padding: 20px;
    background: var(--pc-surface);
}

.pc-usage-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    margin-bottom: 11px;
    color: var(--pc-text-muted);
    font-size: 0.78rem;
}

    .pc-usage-card-header strong {
        color: var(--pc-text);
        font-weight: 700;
    }

.pc-progress {
    height: 7px;
    overflow: hidden;
    border-radius: 999px;
    background: #e2e8f0;
}

.pc-usage-caption {
    display: block;
    margin-top: 8px;
    color: var(--pc-text-muted);
    font-size: 0.72rem;
}

.pc-reset-note {
    margin-top: 16px;
    color: var(--pc-text-muted);
    font-size: 0.76rem;
}

.pc-usage-value {
    margin-top: 14px;
    color: var(--pc-text);
    font-size: 2.1rem;
    font-weight: 750;
    letter-spacing: -0.04em;
    line-height: 1;
}

.pc-usage-value-label {
    margin: 5px 0 18px;
    color: var(--pc-text-muted);
    font-size: 0.76rem;
}

.pc-usage-card-footer {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 9px;
    color: var(--pc-text-muted);
    font-size: 0.7rem;
}

.pc-reset-panel {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    margin-top: 22px;
    padding: 16px 18px;
    border: 1px solid var(--pc-border);
    border-radius: 11px;
    background: var(--pc-surface-soft);
}

    .pc-reset-panel strong {
        display: block;
        color: var(--pc-text);
        font-size: 0.88rem;
    }

    .pc-reset-panel > span {
        color: var(--pc-text-muted);
        font-size: 0.75rem;
    }

.pc-auth-page {
    display: flex;
    justify-content: center;
    padding: 2rem 0 3rem;
}

.pc-auth-card {
    width: min(100%, 620px);
    padding: 2rem;
    border: 1px solid var(--bs-border-color);
    border-radius: 1rem;
    background: var(--bs-body-bg);
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
}

    .pc-auth-card h1 {
        margin: 0.35rem 0 0.75rem;
        font-size: clamp(1.7rem, 3vw, 2.2rem);
        line-height: 1.2;
    }

.pc-auth-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    margin-bottom: 1rem;
    border-radius: 50%;
    font-size: 1.25rem;
}

.pc-auth-icon-primary {
    color: var(--bs-primary);
    background: var(--bs-primary-bg-subtle);
}

.pc-auth-icon-success {
    color: var(--bs-success);
    background: var(--bs-success-bg-subtle);
}

.pc-auth-icon-danger {
    color: var(--bs-danger);
    background: var(--bs-danger-bg-subtle);
}

.pc-auth-copy {
    max-width: 34rem;
    margin-bottom: 1.5rem;
    color: var(--bs-secondary-color);
    line-height: 1.65;
}

.pc-auth-progress {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.75rem 1rem;
    border: 1px solid var(--bs-border-color);
    border-radius: 0.75rem;
    background: var(--bs-tertiary-bg);
    color: var(--bs-secondary-color);
    font-size: 0.925rem;
}

.pc-auth-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 0.25rem;
}

.pc-auth-note {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--bs-border-color);
    color: var(--bs-secondary-color);
    font-size: 0.875rem;
}

@media (max-width: 575.98px) {
    .pc-auth-page {
        padding-top: 0.75rem;
    }

    .pc-auth-card {
        padding: 1.4rem;
        border-radius: 0.85rem;
    }

    .pc-auth-actions {
        flex-direction: column;
    }

        .pc-auth-actions .btn {
            width: 100%;
        }
}

.pc-chat {
    min-height: 210px;
    max-height: 620px;
    overflow-y: auto;
    padding: 22px;
    border: 1px solid var(--pc-border);
    border-radius: 12px;
    background: var(--pc-surface-soft);
}

.pc-chat-empty {
    min-height: 160px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 20px;
    color: var(--pc-text-muted);
    text-align: center;
}

    .pc-chat-empty strong {
        color: var(--pc-text);
        font-size: 0.96rem;
    }

    .pc-chat-empty span {
        max-width: 570px;
        font-size: 0.85rem;
        line-height: 1.55;
    }

.pc-chat-row {
    display: flex;
    margin-bottom: 18px;
}

    .pc-chat-row:last-child {
        margin-bottom: 0;
    }

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

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

.pc-chat-message {
    width: min(82%, 760px);
}

.pc-chat-author {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0 4px 6px;
    color: var(--pc-text-muted);
    font-size: 0.72rem;
    font-weight: 700;
}

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

.pc-chat-bubble {
    padding: 15px 17px;
    border-radius: 13px;
    box-shadow: var(--pc-shadow-soft);
}

.pc-chat-bubble-assistant {
    background: var(--pc-surface);
    border: 1px solid var(--pc-border);
    border-top-left-radius: 5px;
}

.pc-chat-bubble-user {
    background: var(--pc-primary);
    border: 1px solid var(--pc-primary);
    border-top-right-radius: 5px;
    color: white;
}

.pc-chat-text {
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    line-height: 1.65;
}

.pc-chat-sources {
    margin-top: 16px;
    padding-top: 13px;
    border-top: 1px solid var(--pc-border);
}

.pc-chat-sources-title {
    margin-bottom: 7px;
    color: var(--pc-text-muted);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.pc-source-list {
    margin: 0;
    padding-left: 18px;
}

    .pc-source-list li {
        margin-bottom: 4px;
        color: var(--pc-text-muted);
        font-size: 0.82rem;
        line-height: 1.45;
    }

        .pc-source-list li:last-child {
            margin-bottom: 0;
        }

.pc-streaming-status {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: var(--pc-primary);
    font-size: 0.68rem;
    font-weight: 700;
}

    .pc-streaming-status::before {
        width: 6px;
        height: 6px;
        content: "";
        border-radius: 50%;
        background: var(--pc-primary);
        animation: pc-pulse 1.2s ease-in-out infinite;
    }

@keyframes pc-pulse {
    0%, 100% {
        opacity: 0.35;
    }

    50% {
        opacity: 1;
    }
}

.pc-thinking {
    display: flex;
    align-items: center;
    gap: 9px;
    color: var(--pc-text-muted);
    font-size: 0.86rem;
}

.pc-assistant-composer {
    margin-top: 18px;
}

.pc-chat-input {
    min-height: 94px;
    resize: vertical;
    border-color: var(--pc-border-strong);
    box-shadow: none;
}

    .pc-chat-input:focus {
        border-color: var(--pc-primary);
        box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    }

.pc-composer-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-top: 10px;
}

.pc-composer-help {
    color: var(--pc-text-muted);
    font-size: 0.76rem;
    line-height: 1.45;
}

.pc-info-note {
    margin-top: -8px;
    color: var(--pc-text-muted);
    font-size: 0.8rem;
}

.pc-safety-results {
    margin-top: 20px;
}

.pc-recall-card {
    margin-top: 16px;
    padding: 20px;
    border: 1px solid var(--pc-border);
    border-radius: 12px;
    background: var(--pc-surface-soft);
}

.pc-recall-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 18px;
}

    .pc-recall-header h3 {
        margin: 2px 0 0;
        font-size: 1rem;
        font-weight: 700;
    }

.pc-recall-label {
    color: var(--pc-danger);
    font-size: 0.69rem;
    font-weight: 750;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.pc-recall-number {
    flex-shrink: 0;
    padding: 5px 9px;
    border-radius: 999px;
    background: #fee2e2;
    color: var(--pc-danger);
    font-size: 0.72rem;
    font-weight: 700;
}

.pc-recall-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 24px;
    margin-bottom: 18px;
}

.pc-result-timestamp {
    margin-top: 14px;
    color: var(--pc-text-muted);
    font-size: 0.75rem;
}

.pc-empty-state {
    padding: 48px 24px;
    color: var(--pc-text-muted);
    text-align: center;
}

    .pc-empty-state h2 {
        margin-bottom: 8px;
        color: var(--pc-text);
        font-size: 1.15rem;
        font-weight: 700;
    }

    .pc-empty-state p {
        max-width: 520px;
        margin: 0 auto 20px;
        line-height: 1.55;
    }

.pc-empty-state-mark {
    width: 48px;
    height: 48px;
    display: grid;
    place-items: center;
    margin: 0 auto 15px;
    border-radius: 13px;
    background: var(--pc-primary-soft);
    color: var(--pc-primary);
    font-size: 0.76rem;
    font-weight: 800;
}

.pc-error {
    padding: 14px 16px;
    border: 1px solid #fecaca;
    border-radius: 10px;
    background: #fef2f2;
    color: var(--pc-danger);
}

.pc-success {
    padding: 14px 16px;
    border: 1px solid #bbf7d0;
    border-radius: 10px;
    background: #f0fdf4;
    color: var(--pc-success);
}

.pc-loading {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 16px 0;
    color: var(--pc-text-muted);
}

.pc-brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    flex-shrink: 0;
    border-radius: 10px;
    background: #2563eb;
    color: #ffffff;
}

.pc-brand-monogram {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 1.05rem;
    font-weight: 700;
    font-style: italic;
    letter-spacing: -0.08em;
    line-height: 1;
}

@media (max-width: 1050px) {
    .pc-home-hero {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .pc-home-hero-summary {
        padding: 8px 0 0;
        border-top: 1px solid var(--pc-border);
        border-left: 0;
    }

    .pc-product-meta-grid,
    .pc-identification-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .pc-meta-item {
        padding: 0 18px;
    }

        .pc-meta-item:nth-child(2) {
            border-right: 0;
        }

        .pc-meta-item:nth-child(3) {
            padding-left: 0;
        }

    .pc-result-item {
        border-bottom: 1px solid var(--pc-border);
    }

        .pc-result-item:nth-child(2) {
            border-right: 0;
        }

        .pc-result-item:nth-child(3),
        .pc-result-item:nth-child(4) {
            border-bottom: 0;
        }

    .pc-usage-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .pc-feature-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .pc-shell {
        display: block;
    }

    .pc-sidebar {
        position: relative;
        width: 100%;
        height: auto;
        overflow: visible;
    }

    .pc-brand {
        min-height: 68px;
        padding: 14px 16px;
    }

    .pc-menu-button {
        display: inline-flex;
        margin-left: auto;
    }

    .pc-nav {
        display: none;
        padding-top: 8px;
    }

        .pc-nav.pc-nav-open {
            display: flex;
        }

    .pc-topbar {
        position: relative;
        min-height: 60px;
        padding: 10px 16px;
    }

    .pc-topbar-context {
        display: none;
    }

    .pc-user-area {
        width: 100%;
        justify-content: space-between;
    }

    .pc-user-name {
        max-width: 180px;
    }

    .pc-content {
        padding: 24px 16px 36px;
    }

    .pc-page-header-with-action,
    .pc-section-header,
    .pc-recall-header,
    .pc-products-header,
    .pc-reset-panel {
        align-items: stretch;
        flex-direction: column;
    }

        .pc-page-header-with-action .btn,
        .pc-section-header > .btn {
            align-self: flex-start;
        }

    .pc-panel {
        padding: 20px;
    }

    .pc-hero {
        padding: 28px 22px;
    }

    .pc-product-meta-grid,
    .pc-identification-grid,
    .pc-usage-grid {
        grid-template-columns: 1fr;
    }

    .pc-meta-item {
        padding: 13px 0;
        border-right: 0;
        border-bottom: 1px solid var(--pc-border);
    }

        .pc-meta-item:first-child {
            padding-top: 0;
        }

        .pc-meta-item:last-child {
            padding-bottom: 0;
            border-bottom: 0;
        }

    .pc-result-item {
        border-right: 0;
        border-bottom: 1px solid var(--pc-border);
    }

        .pc-result-item:nth-child(3) {
            border-bottom: 1px solid var(--pc-border);
        }

        .pc-result-item:last-child {
            border-bottom: 0;
        }

    .pc-selected-file {
        align-items: flex-start;
        flex-direction: column;
        gap: 5px;
    }

    .pc-identify-actions {
        align-items: stretch;
        flex-direction: column;
    }

        .pc-identify-actions .btn {
            align-self: flex-start;
        }

    .pc-chat {
        padding: 14px;
    }

    .pc-chat-message {
        width: 94%;
    }

    .pc-composer-actions {
        align-items: stretch;
        flex-direction: column;
    }

        .pc-composer-actions .btn {
            align-self: flex-end;
        }

    .pc-recall-grid {
        grid-template-columns: 1fr;
    }

    .pc-reset-panel > span {
        margin-top: -8px;
    }
}