/* SF365 Free Tools — shared stylesheet */
:root {
    --sf-primary: #DC2626;
    --sf-accent: #F59E0B;
    --sf-teal: #0F766E;
    --sf-teal-light: #14B8A6;
    --sf-dark: #0F172A;
    --sf-text: #1F2937;
    --sf-muted: #6B7280;
    --sf-border: #E5E7EB;
    --sf-bg-soft: #F8FAFC;
    --sev-crit: #991B1B;
    --sev-high: #DC2626;
    --sev-med: #F59E0B;
    --sev-low: #0EA5E9;
    --sev-info: #64748B;
    --sev-pass: #16A34A;
}
* { box-sizing: border-box; }
body {
    font-family: 'Inter', sans-serif;
    color: var(--sf-text);
    line-height: 1.7;
    margin: 0;
    background: #fff;
}

/* ===== Top nav ===== */
.sf-tools-nav {
    background: white;
    border-bottom: 1px solid var(--sf-border);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}
.sf-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.sf-logo-icon {
    width: 36px; height: 36px;
    background: linear-gradient(135deg, var(--sf-teal), var(--sf-teal-light));
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    color: white; font-weight: 900; font-size: 13px;
    font-family: 'Sora', sans-serif;
}
.sf-logo-text { font-family: 'Sora', sans-serif; font-weight: 800; font-size: 16px; color: var(--sf-text); }
.sf-logo-text span { color: var(--sf-teal); }
.sf-nav-links { display: flex; gap: 24px; align-items: center; }
.sf-nav-links a { color: var(--sf-muted); text-decoration: none; font-weight: 600; font-size: 14px; transition: color 0.2s; }
.sf-nav-links a:hover { color: var(--sf-primary); }
.sf-nav-cta {
    background: var(--sf-primary); color: white !important;
    padding: 8px 18px; border-radius: 8px;
    font-weight: 700 !important;
}
.sf-nav-cta:hover { background: #B91C1C; transform: translateY(-1px); }

/* ===== Hero ===== */
.sf-tool-hero {
    background: linear-gradient(135deg, #0F172A 0%, #1E293B 60%, #0F766E 140%);
    padding: 56px 0 40px;
    color: white;
}
.sf-tool-hero .sf-breadcrumb { font-size: 13px; color: rgba(255,255,255,0.6); margin-bottom: 10px; }
.sf-tool-hero .sf-breadcrumb a { color: rgba(255,255,255,0.75); text-decoration: none; }
.sf-tool-hero .sf-breadcrumb a:hover { color: #14B8A6; }
.sf-tool-hero h1 {
    font-family: 'Sora', sans-serif;
    font-weight: 900;
    font-size: 38px;
    line-height: 1.15;
    margin: 0 0 12px;
}
.sf-tool-hero .sf-subtitle { color: rgba(255,255,255,0.82); font-size: 17px; max-width: 760px; margin: 0; }
.sf-tool-hero .sf-pill {
    display: inline-flex; align-items: center; gap: 6px;
    background: rgba(20, 184, 166, 0.15); color: #5EEAD4;
    padding: 5px 14px; border-radius: 50px;
    font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;
    margin-bottom: 14px;
}

/* ===== Tool workspace ===== */
.sf-tool-workspace { padding: 40px 0 32px; background: var(--sf-bg-soft); }
.sf-tool-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
@media (max-width: 900px) { .sf-tool-grid { grid-template-columns: 1fr; } }

.sf-panel {
    background: white;
    border: 1px solid var(--sf-border);
    border-radius: 14px;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
    overflow: hidden;
    display: flex; flex-direction: column;
}
.sf-panel-header {
    padding: 14px 18px;
    border-bottom: 1px solid var(--sf-border);
    display: flex; align-items: center; justify-content: space-between;
    background: #fff;
}
.sf-panel-title {
    font-family: 'Sora', sans-serif;
    font-weight: 700; font-size: 14px;
    color: var(--sf-text); margin: 0;
    display: flex; align-items: center; gap: 8px;
}
.sf-panel-title i { color: var(--sf-teal); }
.sf-panel-actions { display: flex; gap: 8px; }
.sf-btn-icon {
    background: #F1F5F9; border: 1px solid var(--sf-border);
    color: var(--sf-muted); padding: 6px 12px; border-radius: 8px;
    font-size: 12px; font-weight: 600;
    cursor: pointer; transition: all 0.15s;
    display: inline-flex; align-items: center; gap: 6px;
}
.sf-btn-icon:hover { background: var(--sf-teal); color: white; border-color: var(--sf-teal); }
.sf-btn-primary {
    background: var(--sf-primary); color: white; border: 1px solid var(--sf-primary);
    padding: 8px 16px; border-radius: 8px;
    font-size: 13px; font-weight: 700;
    cursor: pointer; transition: all 0.15s;
}
.sf-btn-primary:hover { background: #B91C1C; border-color: #B91C1C; }

.sf-panel-body { padding: 16px 18px; flex: 1; }
.sf-panel-body textarea {
    width: 100%; min-height: 280px;
    border: 1px solid var(--sf-border); border-radius: 8px;
    padding: 12px; font-family: 'Courier New', monospace;
    font-size: 13px; line-height: 1.55;
    resize: vertical; color: var(--sf-text);
    background: #FAFAFA;
}
.sf-panel-body textarea:focus { outline: none; border-color: var(--sf-teal); background: white; box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.1); }

/* Output code blocks */
.sf-code-section { margin-bottom: 16px; }
.sf-code-label {
    font-family: 'Sora', sans-serif;
    font-weight: 700; font-size: 12px;
    text-transform: uppercase; letter-spacing: 0.5px;
    color: var(--sf-muted); margin-bottom: 6px;
    display: flex; justify-content: space-between; align-items: center;
}
.sf-code-label .sf-code-mini-btn {
    background: transparent; border: none; color: var(--sf-teal);
    font-size: 11px; font-weight: 700; cursor: pointer;
    text-transform: uppercase; letter-spacing: 0.5px;
}
.sf-code-label .sf-code-mini-btn:hover { text-decoration: underline; }
.sf-code-block {
    background: #1E293B; color: #E2E8F0;
    border-radius: 10px; padding: 14px 16px;
    font-family: 'Courier New', monospace;
    font-size: 12.5px; line-height: 1.6;
    overflow-x: auto; white-space: pre-wrap; word-break: break-all;
    margin: 0;
    min-height: 60px;
}
.sf-code-block .k { color: #93C5FD; }  /* JSON key */
.sf-code-block .s { color: #86EFAC; }  /* JSON string */
.sf-code-block .n { color: #FDE68A; }  /* JSON number */
.sf-code-block .b { color: #FCA5A5; }  /* JSON bool/null */

/* Empty state */
.sf-empty {
    text-align: center; color: var(--sf-muted);
    padding: 40px 20px; font-size: 14px;
}
.sf-empty i { font-size: 36px; color: #CBD5E1; margin-bottom: 10px; display: block; }

/* ===== Findings / rules ===== */
.sf-findings { display: flex; flex-direction: column; gap: 10px; }
.sf-finding {
    display: flex; gap: 12px;
    padding: 12px 14px;
    border: 1px solid var(--sf-border); border-radius: 10px;
    background: white;
}
.sf-finding-badge {
    flex-shrink: 0;
    font-family: 'Sora', sans-serif;
    font-weight: 800; font-size: 10px;
    padding: 4px 8px; border-radius: 6px;
    text-transform: uppercase; letter-spacing: 0.5px;
    color: white; height: fit-content;
}
.sf-badge-crit { background: var(--sev-crit); }
.sf-badge-high { background: var(--sev-high); }
.sf-badge-med  { background: var(--sev-med); }
.sf-badge-low  { background: var(--sev-low); }
.sf-badge-info { background: var(--sev-info); }
.sf-badge-pass { background: var(--sev-pass); }
.sf-finding-body { flex: 1; }
.sf-finding-title { font-weight: 700; font-size: 14px; color: var(--sf-text); margin: 0 0 3px; }
.sf-finding-id { color: var(--sf-muted); font-size: 11px; font-family: 'Courier New', monospace; margin-right: 6px; }
.sf-finding-desc { color: var(--sf-muted); font-size: 13px; line-height: 1.5; margin: 0; }
.sf-finding-line { color: var(--sf-primary); font-size: 12px; font-family: 'Courier New', monospace; margin-top: 4px; }

.sf-summary-row {
    display: flex; gap: 8px; flex-wrap: wrap;
    margin-bottom: 14px;
}
.sf-summary-chip {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 6px 12px; border-radius: 50px;
    font-size: 12px; font-weight: 700;
    background: var(--sf-bg-soft);
    border: 1px solid var(--sf-border);
}
.sf-summary-chip .dot { width: 8px; height: 8px; border-radius: 50%; }
.sf-summary-chip.crit .dot { background: var(--sev-crit); }
.sf-summary-chip.high .dot { background: var(--sev-high); }
.sf-summary-chip.med  .dot { background: var(--sev-med); }
.sf-summary-chip.low  .dot { background: var(--sev-low); }
.sf-summary-chip.pass .dot { background: var(--sev-pass); }

/* Privacy callout */
.sf-privacy-note {
    background: #F0FDF4; border-left: 4px solid #16A34A;
    border-radius: 0 10px 10px 0;
    padding: 12px 16px; margin-top: 20px;
    font-size: 13px; color: #14532D;
}
.sf-privacy-note strong { color: #15803D; }
.sf-privacy-note i { margin-right: 6px; color: #16A34A; }

/* ===== "How it works" educational section ===== */
.sf-tool-explain {
    background: white;
    padding: 56px 0 64px;
}
.sf-tool-explain h2 {
    font-family: 'Sora', sans-serif;
    font-weight: 900; font-size: 30px;
    color: var(--sf-dark);
    margin: 0 0 20px;
}
.sf-tool-explain h3 {
    font-family: 'Sora', sans-serif;
    font-weight: 700; font-size: 20px;
    color: var(--sf-teal);
    margin: 28px 0 10px;
}
.sf-tool-explain p, .sf-tool-explain li {
    font-size: 16px; line-height: 1.75; color: #374151;
}
.sf-tool-explain ul, .sf-tool-explain ol { margin: 8px 0 18px 22px; }
.sf-tool-explain code {
    background: #F1F5F9; padding: 2px 6px; border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 13px; color: var(--sf-primary);
}

/* ===== CTA ===== */
.sf-cta-strip {
    background: linear-gradient(135deg, #B91C1C, #DC2626);
    padding: 56px 0; text-align: center;
}
.sf-cta-strip h2 {
    font-family: 'Sora', sans-serif;
    font-weight: 900; color: white;
    font-size: 30px; margin-bottom: 10px;
}
.sf-cta-strip p { color: rgba(255,255,255,0.88); font-size: 16px; margin-bottom: 22px; max-width: 680px; margin-left: auto; margin-right: auto; }
.sf-cta-btn {
    display: inline-block;
    background: white; color: var(--sf-primary);
    font-weight: 800; font-size: 15px;
    padding: 14px 34px; border-radius: 12px;
    text-decoration: none;
    transition: all 0.2s;
}
.sf-cta-btn:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(0,0,0,0.25); color: var(--sf-primary); }

/* ===== Footer ===== */
.sf-footer {
    background: var(--sf-dark); padding: 36px 0;
    text-align: center; color: rgba(255,255,255,0.55);
    font-size: 13px;
}
.sf-footer a { color: rgba(255,255,255,0.75); text-decoration: none; margin: 0 10px; }
.sf-footer a:hover { color: #14B8A6; }

/* ===== Tools hub (index) ===== */
.sf-tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 22px;
    padding: 48px 0;
}
.sf-tool-card {
    background: white;
    border: 1px solid var(--sf-border);
    border-radius: 16px;
    padding: 28px;
    text-decoration: none; color: inherit;
    transition: all 0.25s;
    display: flex; flex-direction: column;
    position: relative; overflow: hidden;
}
.sf-tool-card::before {
    content: ""; position: absolute; top: 0; left: 0; right: 0;
    height: 4px; background: linear-gradient(90deg, var(--sf-teal), var(--sf-teal-light));
    transform: scaleX(0); transform-origin: left; transition: transform 0.3s;
}
.sf-tool-card:hover { transform: translateY(-4px); box-shadow: 0 20px 40px rgba(15, 23, 42, 0.08); border-color: var(--sf-teal); }
.sf-tool-card:hover::before { transform: scaleX(1); }
.sf-tool-card-icon {
    width: 48px; height: 48px; border-radius: 12px;
    background: linear-gradient(135deg, rgba(20, 184, 166, 0.1), rgba(15, 118, 110, 0.1));
    color: var(--sf-teal);
    display: flex; align-items: center; justify-content: center;
    font-size: 22px; margin-bottom: 16px;
}
.sf-tool-card.accent-red .sf-tool-card-icon { background: linear-gradient(135deg, rgba(220, 38, 38, 0.1), rgba(185, 28, 28, 0.1)); color: var(--sf-primary); }
.sf-tool-card.accent-amber .sf-tool-card-icon { background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(217, 119, 6, 0.1)); color: var(--sf-accent); }
.sf-tool-card h3 { font-family: 'Sora', sans-serif; font-weight: 800; font-size: 18px; color: var(--sf-text); margin: 0 0 8px; }
.sf-tool-card p { color: var(--sf-muted); font-size: 14px; line-height: 1.6; margin: 0 0 16px; flex: 1; }
.sf-tool-card-tag {
    display: inline-block;
    background: #F0FDFA; color: var(--sf-teal);
    font-size: 11px; font-weight: 700;
    padding: 4px 10px; border-radius: 50px;
    text-transform: uppercase; letter-spacing: 0.5px;
    margin-right: 6px;
}
.sf-tool-card-tag.original { background: #FEF3C7; color: #B45309; }
.sf-tool-card-tag.soon { background: #F1F5F9; color: var(--sf-muted); }
.sf-tool-card.disabled { pointer-events: none; opacity: 0.55; }