/* ============================================================================
   RAW to Image Converter (rebuilt 2026-10-12)
   Every class is scoped to .rti or a rti- class. Light mode default, dark mode via
   [data-theme="dark"] on <html>.
   ========================================================================== */
/* ---------- tokens ---------- */
.rti {
    --rti-primary: #3399cc;
    --rti-primary-dark: #1f78a8;
    --rti-primary-soft: rgba(51, 153, 204, 0.12);
    --rti-primary-mid: rgba(51, 153, 204, 0.28);
    --rti-btn: #2a87b8;
    --rti-btn-hover: #1f78a8;
    --rti-success: #339966;
    --rti-success-soft: rgba(51, 153, 102, 0.12);
    --rti-danger: #e64e4e;
    --rti-danger-soft: rgba(230, 78, 78, 0.10);
    --rti-warning: #b7791f;
    --rti-warning-soft: rgba(245, 158, 11, 0.12);
    --rti-elevated: #ffffff;
    --rti-bg-2: #f1f5f9;
    --rti-text: #1e293b;
    --rti-text-2: #475569;
    --rti-muted: #64748b;
    --rti-border: #e2e8f0;
    --rti-border-strong: #cbd5e1;
    --rti-checker: #eef2f6;
    --rti-switch-off: #cbd5e1;
    --rti-switch-off-border: #94a3b8;
    --rti-shadow: 0 1px 3px rgba(15, 23, 42, 0.08);
    --rti-shadow-lg: 0 18px 40px rgba(15, 23, 42, 0.18);
    --rti-r-sm: 8px;
    --rti-r-md: 12px;
    --rti-r-lg: 16px;
    --tool-accent: #3399cc;
    margin: 0 auto;
    padding: 2rem 1rem 3rem;
    color: var(--rti-text);
    box-sizing: border-box;
}
[data-theme="dark"] .rti {
    --rti-primary: #4db8e8;
    --rti-primary-dark: #7cccf0;
    --rti-primary-soft: rgba(77, 184, 232, 0.15);
    --rti-primary-mid: rgba(77, 184, 232, 0.32);
    --rti-success: #4ade80;
    --rti-success-soft: rgba(74, 222, 128, 0.14);
    --rti-danger: #f87171;
    --rti-danger-soft: rgba(248, 113, 113, 0.14);
    --rti-warning: #fbbf24;
    --rti-warning-soft: rgba(251, 191, 36, 0.14);
    --rti-elevated: #1e293b;
    --rti-bg-2: #273449;
    --rti-text: #f1f5f9;
    --rti-text-2: #cbd5e1;
    --rti-muted: #94a3b8;
    --rti-border: #334155;
    --rti-border-strong: #475569;
    --rti-checker: #2b3a50;
    --rti-switch-off: #475569;
    --rti-switch-off-border: #64748b;
    --rti-shadow: 0 1px 3px rgba(0, 0, 0, 0.35);
    --rti-shadow-lg: 0 18px 40px rgba(0, 0, 0, 0.5);
}
.rti *, .rti *::before, .rti *::after { box-sizing: border-box; }
.rti [hidden] { display: none !important; }
.rti button { width: auto; }
.rti a { color: var(--rti-primary); }
.rti a:hover { color: var(--rti-primary-dark); }
.rti i[data-lucide], .rti svg.lucide { width: 18px; height: 18px; flex-shrink: 0; }

/* ---------- header ---------- */
.rti .rti-header { text-align: center; margin-bottom: 1.75rem; }
.rti .rti-title-row { display: flex; align-items: center; justify-content: center; gap: 0.85rem; margin-bottom: 0.85rem; }
.rti .rti-title-icon { width: 56px; height: 56px; border-radius: var(--rti-r-md); background: var(--rti-btn); color: #fff; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.rti .rti-title-icon svg { width: 28px; height: 28px; display: block; }
.rti .rti-title { margin: 0; color: var(--rti-primary); font-size: clamp(1.75rem, 4vw, 2.4rem); font-weight: 700; letter-spacing: -0.02em; }
.rti .rti-desc { margin: 0 auto; color: var(--rti-text-2); font-size: 1.05rem; line-height: 1.7; }
.rti .rti-desc + .rti-desc { margin-top: 0.5rem; }

/* ---------- messages ---------- */
.rti .rti-error { display: flex; gap: 0.75rem; align-items: flex-start; background: var(--rti-danger-soft); border: 1px solid var(--rti-danger); color: var(--rti-text); border-radius: var(--rti-r-md); padding: 0.85rem 1rem; margin: 0 0 1rem; }
.rti .rti-error > svg { color: var(--rti-danger); margin-top: 2px; }
.rti .rti-error p { margin: 0; line-height: 1.55; }
.rti .rti-error-body { flex: 1; min-width: 0; overflow-wrap: anywhere; }
.rti .rti-x { background: none; border: 0; color: var(--rti-muted); cursor: pointer; padding: 2px; border-radius: 6px; display: inline-flex; }
.rti .rti-x:hover { color: var(--rti-text); background: var(--rti-bg-2); }
.rti .rti-note { display: flex; gap: 0.6rem; align-items: flex-start; padding: 0.65rem 0.8rem; border-radius: var(--rti-r-md); font-size: 0.86rem; line-height: 1.5; background: var(--rti-primary-soft); color: var(--rti-text); margin: 0.75rem 0 0; }
.rti .rti-note > svg { width: 17px; height: 17px; color: var(--rti-primary); margin-top: 2px; }
.rti .rti-note.rti-warn { background: var(--rti-warning-soft); }
.rti .rti-note.rti-warn > svg { color: var(--rti-warning); }
.rti .rti-note p { margin: 0; }

/* ---------- cards ---------- */
.rti .rti-card { background: var(--rti-elevated); border: 1px solid var(--rti-border); border-radius: var(--rti-r-lg); padding: 1.25rem; min-width: 0; }
.rti .rti-panel-head { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; margin-bottom: 0.75rem; min-width: 0; flex-wrap: wrap; }
.rti .rti-panel-head h2 { display: flex; align-items: center; gap: 0.45rem; margin: 0; font-size: 1rem; font-weight: 700; color: var(--rti-text); }
.rti .rti-panel-head h2 svg { color: var(--rti-primary); }
.rti .rti-chip { display: inline-flex; align-items: center; gap: 0.3rem; font-size: 0.78rem; font-weight: 700; min-width: 0; color: var(--rti-primary); background: var(--rti-primary-soft); border-radius: 6px; padding: 0.18rem 0.55rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 100%; }

/* ---------- upload ---------- */
.rti .rti-drop { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.45rem; min-height: 240px; padding: 2.25rem 1.25rem; text-align: center; cursor: pointer; border: 2px dashed var(--rti-border-strong); border-radius: var(--rti-r-lg); background: var(--rti-elevated); transition: border-color 0.2s ease, background-color 0.2s ease; margin: 0; }
.rti .rti-drop:hover, .rti .rti-drop.rti-over, .rti .rti-drop:focus-within { border-color: var(--rti-primary); background: var(--rti-primary-soft); }
.rti .rti-drop-icon { width: 64px; height: 64px; border-radius: 50%; background: var(--rti-primary-soft); color: var(--rti-primary); display: flex; align-items: center; justify-content: center; margin-bottom: 0.35rem; }
.rti .rti-drop-icon svg { width: 30px; height: 30px; }
.rti .rti-drop strong { font-size: 1.2rem; color: var(--rti-text); }
.rti .rti-drop-link { color: var(--rti-primary); text-decoration: underline; text-underline-offset: 3px; }
.rti .rti-drop-sub { color: var(--rti-muted); font-size: 0.92rem; }
.rti .rti-badges { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.5rem; margin-top: 0.6rem; }
.rti .rti-badge { display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.3rem 0.65rem; border-radius: 999px; background: var(--rti-bg-2); color: var(--rti-text-2); font-size: 0.8rem; font-weight: 600; }
.rti .rti-badge svg { width: 14px; height: 14px; color: var(--rti-success); }
.rti .rti-sample-row { display: flex; justify-content: center; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.85rem; }
.rti .rti-reading { display: flex; align-items: center; justify-content: center; gap: 0.6rem; padding: 0.75rem; color: var(--rti-muted); font-size: 0.92rem; }

/* ConvertICO ring loader */
.rti .rti-loader { display: block; width: 32px; height: 32px; overflow: visible; flex-shrink: 0; --cico-outer: #f2534e; --cico-outer-soft: #f8d3d1; --cico-mid: #31ae77; --cico-mid-soft: #d0e7dd; --cico-inner: #2b9edb; }
[data-theme="dark"] .rti .rti-loader { --cico-outer-soft: rgba(242, 83, 78, 0.22); --cico-mid-soft: rgba(49, 174, 119, 0.22); }
.rti .rti-loader circle { fill: none; stroke-width: 72; transform-box: fill-box; transform-origin: center; }
.rti .rti-loader .bp { stroke: var(--cico-outer-soft); }
.rti .rti-loader .gp { stroke: var(--cico-mid-soft); }
.rti .rti-loader .b { stroke: var(--cico-outer); stroke-linecap: round; stroke-dasharray: 35.3 100; animation: rtiSpinL 1.3s linear infinite; }
.rti .rti-loader .g { stroke: var(--cico-mid); stroke-linecap: round; stroke-dasharray: 75.8 100; animation: rtiSpinR 2.1s linear infinite; }
.rti .rti-loader .r { stroke: var(--cico-inner); animation: rtiBreathe 1.3s ease-in-out infinite; }
.rti .rti-loader-sm { width: 18px; height: 18px; }
@keyframes rtiSpinL { from { transform: rotate(117deg); } to { transform: rotate(-243deg); } }
@keyframes rtiSpinR { from { transform: rotate(36deg); } to { transform: rotate(396deg); } }
@keyframes rtiBreathe { 50% { transform: scale(0.9); } }
@media (prefers-reduced-motion: reduce) {
    .rti .rti-loader .b { animation-duration: 4s; }
    .rti .rti-loader .g { animation-duration: 6s; }
    .rti .rti-loader .r { animation: none; }
}

/* ---------- buttons ---------- */
.rti .rti-btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.45rem; min-height: 44px; padding: 0.6rem 1.15rem; margin: 0; border-radius: var(--rti-r-md); font: inherit; font-weight: 600; font-size: 0.95rem; cursor: pointer; text-decoration: none; border: 1px solid transparent; transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease; }
.rti .rti-btn:focus-visible { outline: 2px solid var(--rti-primary); outline-offset: 2px; }
.rti .rti-btn-primary, .rti a.rti-btn-primary { background: var(--rti-btn); color: #fff; }
.rti .rti-btn-primary:hover, .rti a.rti-btn-primary:hover { background: var(--rti-btn-hover); color: #fff; }
.rti .rti-btn-primary:disabled { opacity: 0.55; cursor: not-allowed; }
.rti .rti-btn-ghost { background: var(--rti-elevated); color: var(--rti-text); border-color: var(--rti-border-strong); }
.rti .rti-btn-ghost:hover { border-color: var(--rti-primary); color: var(--rti-primary); }
.rti .rti-btn-ghost:disabled { opacity: 0.5; cursor: not-allowed; }
.rti .rti-btn-sm { white-space: nowrap; flex-shrink: 0; min-height: 34px; padding: 0.35rem 0.75rem; font-size: 0.85rem; border-radius: var(--rti-r-sm); }
.rti .rti-btn-sm svg { width: 15px; height: 15px; }
.rti .rti-link-btn { background: none; border: 0; padding: 0.25rem; margin: 0; font: inherit; font-size: 0.85rem; color: var(--rti-muted); cursor: pointer; display: inline-flex; align-items: center; gap: 0.3rem; }
.rti .rti-link-btn:hover { color: var(--rti-primary); }
.rti .rti-link-btn svg { width: 15px; height: 15px; }
.rti .rti-actions { display: flex; justify-content: flex-end; gap: 0.6rem; flex-wrap: wrap; margin-top: 1rem; }

/* ---------- controls ---------- */
.rti .rti-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 1rem; align-items: start; }
.rti .rti-grid > * { min-width: 0; }
.rti .rti-col { display: flex; flex-direction: column; gap: 1rem; min-width: 0; }
.rti .rti-block { background: var(--rti-elevated); border: 1px solid var(--rti-border); border-radius: var(--rti-r-md); padding: 0.9rem 1rem; margin-bottom: 0.875rem; }
.rti .rti-caption { display: block; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--rti-muted); margin: 0 0 0.45rem; }
.rti .rti-seg { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0.35rem; }
.rti .rti-seg-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.rti .rti-seg-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.rti .rti-seg-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.rti .rti-qcard { display: flex; flex-direction: column; align-items: flex-start; gap: 0.1rem; padding: 0.5rem 0.6rem; min-height: 54px; min-width: 0; margin: 0; border: 1px solid var(--rti-border-strong); border-radius: var(--rti-r-sm); background: var(--rti-elevated); cursor: pointer; font: inherit; text-align: left; color: var(--rti-text); }
.rti .rti-qcard > svg { width: 18px; height: 18px; color: var(--rti-primary); margin-bottom: 0.15rem; }
.rti .rti-qcard b { font-size: 0.86rem; }
.rti .rti-qcard span { font-size: 0.72rem; color: var(--rti-muted); line-height: 1.3; }
.rti .rti-qcard:hover { border-color: var(--rti-primary); }
.rti .rti-qcard.rti-on { border-color: var(--rti-primary); background: var(--rti-primary-soft); box-shadow: inset 0 0 0 1px var(--rti-primary); }
.rti .rti-qcard.rti-on b { color: var(--rti-primary); }
.rti .rti-qcard:disabled { opacity: 0.45; cursor: not-allowed; }
.rti .rti-q { min-height: 36px; padding: 0.3rem 0.4rem; margin: 0; border: 1px solid var(--rti-border-strong); border-radius: var(--rti-r-sm); background: var(--rti-elevated); color: var(--rti-text); font: inherit; font-size: 0.82rem; font-weight: 600; cursor: pointer; line-height: 1.2; }
.rti .rti-q small { display: block; font-size: 0.68rem; font-weight: 500; color: var(--rti-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rti .rti-q:hover { border-color: var(--rti-primary); }
.rti .rti-q.rti-on { background: var(--rti-primary-soft); border-color: var(--rti-primary); color: var(--rti-primary); }
.rti .rti-range { width: 100%; accent-color: var(--rti-primary); margin: 0.2rem 0; }
.rti .rti-range-head { display: flex; justify-content: space-between; gap: 0.5rem; font-size: 0.8rem; color: var(--rti-muted); margin-top: 0.2rem; }
.rti .rti-range-head b { color: var(--rti-primary); font-variant-numeric: tabular-nums; }
.rti .rti-range-ends { display: flex; justify-content: space-between; font-size: 0.72rem; color: var(--rti-muted); }
.rti .rti-hint { font-size: 0.8rem; color: var(--rti-muted); margin: 0.45rem 0 0; line-height: 1.45; }
.rti .rti-row { display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; }
.rti .rti-field { display: flex; flex-direction: column; gap: 0.3rem; min-width: 0; }
.rti .rti-field > span { font-size: 0.8rem; font-weight: 600; color: var(--rti-text-2); }
.rti .rti-input, .rti .rti-select, .rti .rti-textarea { width: 100%; min-width: 0; margin: 0; padding: 0.5rem 0.65rem; border: 1px solid var(--rti-border-strong); border-radius: var(--rti-r-sm); background: var(--rti-elevated); color: var(--rti-text); font: inherit; font-size: 0.9rem; }
.rti .rti-input:focus, .rti .rti-select:focus, .rti .rti-textarea:focus { outline: none; border-color: var(--rti-primary); box-shadow: 0 0 0 3px var(--rti-primary-soft); }
.rti .rti-textarea { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.82rem; line-height: 1.5; resize: vertical; }
.rti .rti-colorrow { display: flex; align-items: center; gap: 0.6rem; font-size: 0.85rem; color: var(--rti-text-2); cursor: pointer; margin: 0; }
.rti .rti-colorrow input[type="color"] { width: 40px; height: 32px; padding: 2px; margin: 0; border: 1px solid var(--rti-border-strong); border-radius: var(--rti-r-sm); background: var(--rti-elevated); cursor: pointer; flex-shrink: 0; }
.rti .rti-colorrow b { color: var(--rti-text); font-variant-numeric: tabular-nums; }

/* secondary option rows */
.rti .rti-adv { background: var(--rti-elevated); border: 1px solid var(--rti-border); border-radius: var(--rti-r-md); overflow: hidden; margin-bottom: 0.875rem; }
.rti .rti-adv-row + .rti-adv-row { border-top: 1px solid var(--rti-border); }
.rti .rti-adv-head { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 0.75rem; min-height: 52px; padding: 0.6rem 0.9rem; margin: 0; background: none; border: 0; cursor: pointer; text-align: left; font: inherit; color: var(--rti-text); }
.rti .rti-adv-head:hover { background: var(--rti-bg-2); }
.rti .rti-adv-head:focus-visible { outline: 2px solid var(--rti-primary); outline-offset: -2px; }
.rti .rti-adv-left, .rti .rti-adv-right { display: inline-flex; align-items: center; gap: 0.6rem; min-width: 0; }
.rti .rti-adv-right { flex-shrink: 0; gap: 0.5rem; }
.rti .rti-adv-left > svg { width: 16px; height: 16px; color: var(--rti-primary); }
.rti .rti-adv-text { display: flex; flex-direction: column; min-width: 0; }
.rti .rti-adv-title { font-size: 0.86rem; font-weight: 600; color: var(--rti-text); }
.rti .rti-adv-hint { font-size: 0.75rem; color: var(--rti-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rti .rti-adv-value { font-size: 0.76rem; font-weight: 700; color: var(--rti-primary); background: var(--rti-primary-soft); border-radius: 6px; padding: 0.15rem 0.5rem; max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.rti .rti-adv-chev { width: 16px; height: 16px; color: var(--rti-muted); transition: transform 0.2s ease; }
.rti .rti-adv-row.rti-open .rti-adv-chev { transform: rotate(180deg); }
.rti .rti-adv-row.rti-open .rti-adv-head, .rti .rti-adv-row.rti-open .rti-adv-body { background: var(--rti-bg-2); }
.rti .rti-adv-body { padding: 0.25rem 0.9rem 0.9rem; display: flex; flex-direction: column; gap: 0.55rem; }
.rti .rti-subrow { display: flex; align-items: center; justify-content: space-between; gap: 0.75rem; padding-top: 0.35rem; }
.rti .rti-subrow-text { display: flex; flex-direction: column; min-width: 0; }
.rti .rti-subrow-text b { font-size: 0.84rem; color: var(--rti-text); font-weight: 600; }
.rti .rti-subrow-text span { font-size: 0.74rem; color: var(--rti-muted); }

/* switch - must out-specify the site-wide checkbox style in custom_styles.css */
.tool-container input[type="checkbox"].rti-switch {
    -webkit-appearance: none !important; -moz-appearance: none !important; appearance: none !important;
    box-sizing: border-box !important; position: relative !important; display: inline-block !important;
    width: 44px !important; min-width: 44px !important; max-width: 44px !important;
    height: 24px !important; min-height: 24px !important; padding: 0 !important; margin: 0 !important;
    border: 1px solid var(--rti-switch-off-border) !important; border-radius: 999px !important;
    background: var(--rti-switch-off) !important; background-color: var(--rti-switch-off) !important;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.08) !important; cursor: pointer !important; flex-shrink: 0 !important;
    outline: none !important; vertical-align: middle !important; transition: background-color 0.2s ease, border-color 0.2s ease !important;
}
.tool-container input[type="checkbox"].rti-switch:hover { border-color: var(--rti-primary) !important; }
.tool-container input[type="checkbox"].rti-switch:checked { background: var(--rti-btn) !important; background-color: var(--rti-btn) !important; border-color: var(--rti-btn) !important; box-shadow: none !important; }
.tool-container input[type="checkbox"].rti-switch::after,
.tool-container input[type="checkbox"].rti-switch:checked::after {
    content: '' !important; position: absolute !important; display: block !important; top: 2px !important; left: 2px !important; right: auto !important; bottom: auto !important;
    width: 18px !important; height: 18px !important; margin: 0 !important; padding: 0 !important; font-size: 0 !important; line-height: 0 !important;
    border-radius: 50% !important; border: 1px solid rgba(0, 0, 0, 0.12) !important; background: #fff !important;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.25) !important; transform: none !important; transition: transform 0.2s ease !important;
}
.tool-container input[type="checkbox"].rti-switch:checked::after { transform: translateX(20px) !important; }
.tool-container input[type="checkbox"].rti-switch:focus-visible { outline: 2px solid var(--rti-primary) !important; outline-offset: 2px !important; }

/* checkerboard for transparent previews */
.rti .rti-checker {
    background-color: var(--rti-elevated);
    background-image: linear-gradient(45deg, var(--rti-checker) 25%, transparent 25%), linear-gradient(-45deg, var(--rti-checker) 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, var(--rti-checker) 75%), linear-gradient(-45deg, transparent 75%, var(--rti-checker) 75%);
    background-size: 16px 16px; background-position: 0 0, 0 8px, 8px -8px, -8px 0;
}

/* summary */
.rti .rti-summary { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0.5rem; background: var(--rti-primary-soft); border-radius: var(--rti-r-md); padding: 0.75rem 0.9rem; }
.rti .rti-sum-item { display: flex; flex-direction: column; min-width: 0; }
.rti .rti-sum-item span { font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--rti-muted); font-weight: 700; white-space: nowrap; }
.rti .rti-sum-item b { font-size: 1rem; color: var(--rti-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-variant-numeric: tabular-nums; }

/* processing overlay */
.rti .rti-overlay { position: fixed; inset: 0; z-index: 9000; background: rgba(0, 0, 0, 0.6); display: flex; align-items: center; justify-content: center; padding: 1rem; }
.rti .rti-proc { width: 100%; max-width: 420px; min-width: 0; background: var(--rti-elevated); border: 1px solid var(--rti-border); border-radius: var(--rti-r-lg); padding: 1.5rem 1.4rem; box-shadow: var(--rti-shadow-lg); text-align: center; }
.rti .rti-stages { display: flex; align-items: flex-start; justify-content: center; margin-bottom: 1.1rem; }
.rti .rti-stage { display: flex; flex-direction: column; align-items: center; gap: 0.3rem; font-size: 0.72rem; font-weight: 600; color: var(--rti-muted); width: 62px; }
.rti .rti-stage svg { width: 20px; height: 20px; box-sizing: content-box; padding: 6px; border-radius: 50%; background: var(--rti-bg-2); color: var(--rti-muted); }
.rti .rti-stage.rti-active { color: var(--rti-primary); }
.rti .rti-stage.rti-active svg { background: var(--rti-btn); color: #fff; }
.rti .rti-stage.rti-done { color: var(--rti-success); }
.rti .rti-stage.rti-done svg { background: var(--rti-success); color: #fff; }
.rti .rti-conn { width: 28px; height: 2px; background: var(--rti-border-strong); margin-top: 16px; flex-shrink: 0; }
.rti .rti-conn.rti-done { background: var(--rti-success); }
.rti .rti-bar { height: 8px; border-radius: 999px; background: var(--rti-bg-2); overflow: hidden; }
.rti .rti-bar-fill { height: 100%; width: 0; background: var(--rti-primary); border-radius: 999px; transition: width 0.35s ease; }
.rti .rti-proc-row { display: flex; justify-content: space-between; align-items: baseline; gap: 0.75rem; margin-top: 0.6rem; }
.rti .rti-proc-pct { font-weight: 800; color: var(--rti-text); font-size: 1rem; }
.rti .rti-proc-status { color: var(--rti-muted); font-size: 0.86rem; text-align: right; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.rti .rti-proc-file { margin: 0.75rem 0 0; font-size: 0.8rem; color: var(--rti-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* results */
.rti .rti-res-head { display: flex; align-items: center; gap: 0.85rem; margin-bottom: 1rem; }
.rti .rti-res-badge { width: 48px; height: 48px; border-radius: 50%; background: var(--rti-success-soft); color: var(--rti-success); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.rti .rti-res-badge svg { width: 26px; height: 26px; }
.rti .rti-res-head h2 { margin: 0; font-size: 1.3rem; color: var(--rti-text); }
.rti .rti-res-head p { margin: 0.1rem 0 0; color: var(--rti-muted); font-size: 0.9rem; }
.rti .rti-res-bulk { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1rem; }
.rti .rti-res-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 0.85rem; }
.rti .rti-res { border: 1px solid var(--rti-border); border-radius: var(--rti-r-md); padding: 0.85rem; background: var(--rti-elevated); min-width: 0; }
.rti .rti-res-name { display: block; font-weight: 700; color: var(--rti-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; margin-bottom: 0.6rem; }
.rti .rti-res-box { height: 200px; border-radius: var(--rti-r-sm); border: 1px solid var(--rti-border); overflow: hidden; display: flex; align-items: center; justify-content: center; }
.rti .rti-res-box img { max-width: 100%; max-height: 100%; display: block; }
.rti .rti-stats { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.7rem; }
.rti .rti-stat { font-size: 0.78rem; padding: 0.22rem 0.55rem; border-radius: 999px; background: var(--rti-bg-2); color: var(--rti-text-2); white-space: nowrap; }
.rti .rti-stat b { color: var(--rti-text); }
.rti .rti-stat.rti-good { background: var(--rti-success-soft); color: var(--rti-success); }
.rti .rti-stat.rti-bad { background: var(--rti-warning-soft); color: var(--rti-warning); }
.rti .rti-res-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.75rem; }
.rti .rti-res-actions a { text-decoration: none; }

/* ---------- info content ---------- */
.tool-container .rti-info { margin-top: 2rem; display: flex; flex-direction: column; gap: 1rem; }
.rti .rti-info-card { background: var(--rti-elevated); border: 1px solid var(--rti-border); border-radius: var(--rti-r-lg); padding: 1.4rem 1.5rem; min-width: 0; }
.rti .rti-info-card h2 { display: flex; align-items: center; gap: 0.55rem; margin: 0 0 0.85rem; font-size: 1.3rem; color: var(--rti-text); }
.rti .rti-info-card h2 svg { width: 22px; height: 22px; color: var(--rti-primary); }
.rti .rti-info-card h3 { margin: 0 0 0.35rem; font-size: 1rem; color: var(--rti-text); }
.rti .rti-info-card p, .rti .rti-info-card li { color: var(--rti-text-2); line-height: 1.7; font-size: 0.97rem; }
.rti .rti-info-card p { margin: 0 0 0.75rem; }
.rti .rti-info-card p:last-child { margin-bottom: 0; }
.rti .rti-two { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.85rem; }
.rti .rti-three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.rti .rti-two > div { background: var(--rti-bg-2); border-radius: var(--rti-r-md); padding: 0.9rem 1rem; min-width: 0; }
.rti .rti-two p { font-size: 0.92rem; margin: 0 0 0.5rem; }
.rti .rti-tag { display: inline-block; font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; padding: 0.15rem 0.5rem; border-radius: 6px; background: var(--rti-primary-soft); color: var(--rti-primary); margin-bottom: 0.4rem; }
.rti .rti-table-wrap { overflow-x: auto; border: 1px solid var(--rti-border); border-radius: var(--rti-r-md); margin-bottom: 0.75rem; }
.rti .rti-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; min-width: 460px; }
.rti .rti-table th, .rti .rti-table td { text-align: left; padding: 0.6rem 0.8rem; border-bottom: 1px solid var(--rti-border); color: var(--rti-text-2); }
.rti .rti-table th { background: var(--rti-bg-2); color: var(--rti-text); font-weight: 700; font-size: 0.82rem; }
.rti .rti-table tr:last-child td { border-bottom: 0; }
.rti .rti-table td:first-child { font-weight: 600; color: var(--rti-text); white-space: nowrap; }
.rti .rti-list { margin: 0 0 0.75rem; padding-left: 1.2rem; }
.rti .rti-list li { margin-bottom: 0.35rem; }
.rti kbd { font: inherit; font-size: 0.72rem; border: 1px solid var(--rti-border-strong); border-bottom-width: 2px; border-radius: 5px; padding: 0 0.3rem; background: var(--rti-elevated); color: var(--rti-text-2); }
.rti code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.86em; background: var(--rti-bg-2); border-radius: 4px; padding: 0.05rem 0.3rem; overflow-wrap: anywhere; }

/* ---------- responsive ---------- */
@media (max-width: 860px) {
    .rti .rti-grid { grid-template-columns: minmax(0, 1fr); }
    .rti .rti-three { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 560px) {
    .rti { padding: 1.25rem 0.75rem 2.5rem; }
    .rti .rti-title-icon { width: 46px; height: 46px; }
    .rti .rti-title-icon svg { width: 24px; height: 24px; }
    .rti .rti-card { padding: 0.9rem; }
    .rti .rti-block { padding: 0.8rem; }
    .rti .rti-seg-4, .rti .rti-seg-5 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .rti .rti-two { grid-template-columns: minmax(0, 1fr); }
    .rti .rti-adv-hint { white-space: normal; }
    .rti .rti-info-card { padding: 1.1rem; }
    .rti .rti-actions .rti-btn { flex: 1 1 auto; }
    .rti .rti-res-list { grid-template-columns: minmax(0, 1fr); }
    .rti .rti-summary { padding: 0.65rem 0.7rem; }
    .rti .rti-sum-item b { font-size: 0.9rem; }
}

/* ============================================================================
   Tool-specific styles
   ========================================================================== */
.rti .rti-crumbs { font-size: 0.82rem; color: var(--rti-muted); margin: 0 0 1rem; display: flex; flex-wrap: wrap; gap: 0.35rem; align-items: center; }
.rti .rti-crumbs a { color: var(--rti-muted); text-decoration: none; }
.rti .rti-crumbs a:hover { color: var(--rti-primary); text-decoration: underline; }
.rti .rti-crumbs b { color: var(--rti-text-2); font-weight: 600; }
.rti .rti-stagebox { position: relative; height: 340px; border-radius: var(--rti-r-md); border: 1px solid var(--rti-border); display: flex; align-items: center; justify-content: center; overflow: hidden; padding: 8px; }
.rti .rti-stagebox img { display: block; max-width: 100%; max-height: 100%; object-fit: contain; }
.rti .rti-stage-note { position: absolute; left: 12px; right: 12px; bottom: 12px; font-size: 0.82rem; color: var(--rti-text); background: var(--rti-elevated); border: 1px solid var(--rti-border); border-radius: 8px; padding: 0.45rem 0.6rem; text-align: center; }
.rti .rti-facts { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.75rem; }
.rti .rti-fact { display: inline-flex; align-items: center; gap: 0.3rem; font-size: 0.78rem; color: var(--rti-text-2); background: var(--rti-elevated); border: 1px solid var(--rti-border); border-radius: 999px; padding: 0.22rem 0.6rem; max-width: 100%; min-width: 0; }
.rti .rti-fact span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
.rti .rti-fact svg { width: 14px; height: 14px; color: var(--rti-primary); }
.rti .rti-count { font-size: 0.78rem; font-weight: 600; color: var(--rti-muted); }
.rti .rti-add { cursor: pointer; }
.rti .rti-list { display: flex; flex-direction: column; gap: 0.4rem; max-height: 320px; overflow-y: auto; min-width: 0; }
.rti .rti-item { display: flex; align-items: center; gap: 0.35rem; min-width: 0; border: 1px solid var(--rti-border); border-radius: var(--rti-r-md); background: var(--rti-elevated); padding: 0.35rem; }
.rti .rti-item.rti-on { border-color: var(--rti-primary); background: var(--rti-primary-soft); }
.rti .rti-item-main { flex: 1; min-width: 0; display: flex; align-items: center; gap: 0.6rem; background: none; border: 0; padding: 0; margin: 0; font: inherit; color: inherit; text-align: left; cursor: pointer; }
.rti .rti-ithumb { width: 56px; height: 42px; flex: 0 0 56px; border-radius: 8px; overflow: hidden; display: flex; align-items: center; justify-content: center; background: var(--rti-bg-2); color: var(--rti-muted); }
.rti .rti-ithumb img { max-width: 100%; max-height: 100%; display: block; }
.rti .rti-item-text { display: flex; flex-direction: column; min-width: 0; }
.rti .rti-item-name { font-size: 0.86rem; font-weight: 700; color: var(--rti-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rti .rti-item-meta { font-size: 0.74rem; color: var(--rti-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rti .rti-warn-t { color: var(--rti-warning); }
.rti .rti-cap-gap { margin-top: 0.8rem; }
.rti .rti-link-btn.rti-inline { display: inline; padding: 0; font-size: inherit; color: var(--rti-primary); text-decoration: underline; }
.rti #rtiQWrap { margin-top: 0.6rem; }
.rti #rtiCustomRow { margin-top: 0.3rem; }
.rti .rti-num { width: 120px; }
.rti .rti-dim { opacity: 0.5; }
.rti .rti-switchwrap { display: inline-flex; align-items: center; gap: 0.45rem; flex-shrink: 0; }
.rti .rti-state { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.04em; color: var(--rti-muted); min-width: 26px; text-align: right; }
.rti .rti-sumrow { display: flex; justify-content: space-between; align-items: center; background: var(--rti-primary-soft); border-radius: var(--rti-r-md); padding: 0.65rem 0.9rem; font-size: 0.85rem; color: var(--rti-muted); }
.rti .rti-sumrow b { color: var(--rti-primary); }
.rti .rti-kbd { font-size: 0.75rem; color: var(--rti-muted); align-self: center; margin-right: auto; }
.rti .rti-res-box img { object-fit: contain; }
@media (max-width: 560px) {
    .rti .rti-stagebox { height: 240px; }
    .rti .rti-kbd { display: none; }
    .rti #rtiEngineSeg { grid-template-columns: minmax(0, 1fr); }
}