/* Guide-style toolbar plus compact title area for tool pages. */
body {
    margin: 0;
}

.tool-page-header {
    position: relative !important;
    top: auto !important;
    z-index: 30;
    padding: 0 !important;
    text-align: left !important;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.02) 0%, var(--header-bg, var(--card-bg, #ffffff)) 100%);
    border-bottom: 1px solid var(--header-border, var(--border-color, #e2e8f0));
    box-shadow: none !important;
    color: var(--text-main, var(--bs-body-color, #0f172a));
}

.tool-page-header .nav-shell,
.tool-page-header .title-shell {
    max-width: var(--header-max-width, 1100px);
    margin: 0 auto;
    padding-left: 1rem;
    padding-right: 1rem;
}

.tool-page-header .nav-shell {
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.tool-page-header .brand {
    display: inline-flex !important;
    align-items: center !important;
    gap: 0.5rem !important;
    line-height: 1 !important;
    color: var(--text-main, var(--bs-body-color, #0f172a));
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0;
    text-decoration: none;
}

.tool-page-header .brand img {
    border: 1px solid var(--header-border, var(--border-color, #e2e8f0)) !important;
    border-radius: 6px !important;
    padding: 3px !important;
    background: var(--card-bg, #ffffff) !important;
    display: block !important;
    width: 24px !important;
    height: 24px !important;
    margin: 0 !important;
    align-self: center !important;
}

.tool-page-header .brand span {
    align-self: center !important;
    margin: 0 !important;
    line-height: 1 !important;
}

.tool-page-header .brand:hover {
    color: var(--accent-color, var(--indigo-600, #4f46e5));
}

.tool-page-header .nav-links {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 1rem;
}

.tool-page-header .nav-links a {
    color: var(--text-secondary, var(--text-muted, var(--slate-500, #64748b)));
    font-size: 0.95rem;
    text-decoration: none;
}

.tool-page-header .nav-links a:hover {
    color: var(--accent-color, var(--indigo-600, #4f46e5));
}

.tool-page-header .theme-toggle,
.tool-page-header .theme-fab {
    position: static !important;
    inset: auto !important;
    transform: none !important;
    width: 44px !important;
    height: 44px !important;
    min-width: 44px;
    padding: 0 !important;
    border: 1px solid var(--header-border, var(--border-color, var(--bs-border-color, #e2e8f0))) !important;
    border-radius: 0.75rem !important;
    background: var(--card-bg, var(--bs-body-bg, #ffffff)) !important;
    color: var(--text-main, var(--bs-body-color, #0f172a)) !important;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.06) !important;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.tool-page-header .theme-toggle:hover,
.tool-page-header .theme-fab:hover {
    background: var(--border-color, var(--bs-border-color, #e2e8f0)) !important;
}

.tool-page-header .title-shell {
    padding-top: 1.35rem;
    padding-bottom: 2.35rem;
}

.tool-page-header .eyebrow {
    display: none !important;
    margin-bottom: 0.85rem;
    color: var(--accent-color, var(--indigo-600, #4f46e5));
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.tool-page-header .tool-title {
    margin: 0 0 0.9rem;
    max-width: 820px;
    color: var(--text-main, var(--bs-body-color, #0f172a));
    font-size: 1.75rem !important;
    font-weight: 700 !important;
    line-height: 1.08;
    letter-spacing: 0;
}

.tool-page-header .tool-subtitle {
    max-width: 720px;
    margin: 0;
    color: var(--text-secondary, var(--text-muted, var(--slate-500, #64748b))) !important;
    font-size: 1.05rem !important;
    line-height: 1.65;
    opacity: 1 !important;
}
[data-bs-theme="dark"] .tool-page-header .tool-subtitle,
[data-theme="dark"] .tool-page-header .tool-subtitle {
    color: rgba(248, 250, 252, 0.75) !important;
}

[data-bs-theme="dark"] .tool-page-header,
[data-theme="dark"] .tool-page-header {
    background: color-mix(in srgb, var(--header-bg, var(--card-bg, #0f172a)) 92%, transparent) !important;
}

@media (max-width: 760px) {
    .tool-page-header .nav-shell {
        min-height: 68px;
        align-items: flex-start;
        flex-direction: column;
        justify-content: center;
        padding-top: 0.9rem;
        padding-bottom: 0.9rem;
    }

    .tool-page-header .nav-links {
        justify-content: flex-start;
        flex-wrap: wrap;
        gap: 0.85rem;
    }

    .tool-page-header .title-shell {
        padding-top: 1.1rem;
        padding-bottom: 1.9rem;
    }

    .tool-page-header .tool-title {
        font-size: 1.4rem !important;
    }
}

.security-badge {
    display: inline-flex;
    align-items: center;
    background-color: rgba(34, 197, 94, 0.1);
    color: #16a34a;
    font-size: 0.72rem;
    font-weight: 600;
    padding: 0.25rem 0.6rem;
    border-radius: 9999px;
    border: 1px solid rgba(34, 197, 94, 0.2);
    cursor: help;
    transition: all 0.2s ease;
    white-space: nowrap;
}
[data-theme="dark"] .security-badge {
    background-color: rgba(34, 197, 94, 0.15);
    color: #4ade80;
    border-color: rgba(34, 197, 94, 0.25);
}
.security-badge:hover {
    background-color: rgba(34, 197, 94, 0.15);
    transform: scale(1.02);
}
[data-theme="dark"] .security-badge:hover {
    background-color: rgba(34, 197, 94, 0.2);
}