/* ============================================================
   ICNS File Viewer - scoped under .icn / .icn-* (rebuilt 2026-10-11)
   Sibling of the ICO File Viewer (same look, same tokens).
   Shared header, footer, FAQ and related pills come from custom_styles.css.
   Accent: blue #3399cc (viewers). Single colours, no gradients,
   no thick side borders. Light default, dark via [data-theme="dark"].
   ============================================================ */
.icn {
    --icn-accent: #3399cc;
    --icn-accent-strong: #237a9f;
    --icn-accent-soft: rgba(51, 153, 204, 0.09);
    --icn-accent-line: rgba(51, 153, 204, 0.45);
    --icn-go: #237a9f;
    --icn-go-hover: #1b6183;
    --icn-card: var(--bg-elevated, #fff);
    --icn-sunk: var(--card-tertiary, #f1f5f9);
    --icn-open: var(--card-secondary, #f8f9fa);
    --icn-line: var(--border-color, #e2e8f0);
    --icn-text-1: var(--text-primary, #1e293b);
    --icn-text-2: var(--text-secondary, #555);
    --icn-muted: var(--text-muted, #64748b);
    --icn-ok: #2f855a;
    --icn-ok-soft: rgba(51, 153, 102, 0.1);
    --icn-ok-line: rgba(51, 153, 102, 0.35);
    --icn-warn: #b45309;
    --icn-warn-soft: rgba(217, 119, 6, 0.08);
    --icn-warn-line: rgba(217, 119, 6, 0.35);
    --icn-red: #c23b3b;
    --icn-red-soft: rgba(230, 78, 78, 0.08);
    --icn-red-line: rgba(230, 78, 78, 0.35);
    --icn-checker: #e5e7eb;
    --icn-checker-bg: #fff;
    --icn-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
    --icn-mac: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", system-ui, sans-serif;
}
[data-theme="dark"] .icn {
    --icn-accent: #60a5fa;
    --icn-accent-strong: #93c5fd;
    --icn-accent-soft: rgba(96, 165, 250, 0.12);
    --icn-accent-line: rgba(96, 165, 250, 0.45);
    --icn-go: #2563eb;
    --icn-go-hover: #1d4ed8;
    --icn-sunk: #172033;
    --icn-open: #1a2438;
    --icn-ok: #4ade80;
    --icn-ok-soft: rgba(74, 222, 128, 0.1);
    --icn-ok-line: rgba(74, 222, 128, 0.35);
    --icn-warn: #fbbf24;
    --icn-warn-soft: rgba(251, 191, 36, 0.08);
    --icn-warn-line: rgba(251, 191, 36, 0.35);
    --icn-red: #f87171;
    --icn-red-soft: rgba(248, 113, 113, 0.1);
    --icn-red-line: rgba(248, 113, 113, 0.4);
    --icn-checker: #334155;
    --icn-checker-bg: #1e293b;
}

.icn.tool-container { max-width: 1100px; margin: 0 auto; padding: 2rem; }
.icn-root [hidden], .icn [hidden] { display: none !important; }
.icn .icn-main { background: none; border: none; box-shadow: none; border-radius: 0; overflow: visible; padding: 0; }
.icn button { font: inherit; }
.icn code { font-family: var(--icn-mono); font-size: 0.86em; padding: 0.05rem 0.35rem; border-radius: 5px; background: var(--icn-sunk); }
.icn kbd {
    display: inline-block; padding: 0.05rem 0.4rem; border-radius: 5px; border: 1px solid var(--icn-line); border-bottom-width: 2px;
    background: var(--icn-card); font: 600 0.78em var(--icn-mono); color: var(--icn-text-1);
}
.icn .icn-muted { color: var(--icn-muted); }
.icn .icn-mono { font-family: var(--icn-mono); }
.icn .icn-small { font-size: 0.82rem; margin: 0 0 0.8rem; color: var(--icn-muted); }
.icn .icn-hint { font-size: 0.78rem; color: var(--icn-muted); }
.icn .icn-sr { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.icn :focus-visible { outline: 3px solid var(--icn-accent-line); outline-offset: 2px; }

/* backgrounds */
.icn .icn-bg-checker {
    background-color: var(--icn-checker-bg);
    background-image: linear-gradient(45deg, var(--icn-checker) 25%, transparent 25%), linear-gradient(-45deg, var(--icn-checker) 25%, transparent 25%), linear-gradient(45deg, transparent 75%, var(--icn-checker) 75%), linear-gradient(-45deg, transparent 75%, var(--icn-checker) 75%);
    background-size: 16px 16px; background-position: 0 0, 0 8px, 8px -8px, -8px 0;
}
.icn .icn-bg-white { background: #fff; }
.icn .icn-bg-dark { background: #111827; }

/* ---------- title ---------- */
.icn .tool-header { text-align: center; margin-bottom: 1.75rem; }
.icn .icn-title-row { display: flex; align-items: center; justify-content: center; gap: 0.9rem; margin-bottom: 0.9rem; }
.icn .icn-title-icon { width: 56px; height: 56px; border-radius: 16px; background: var(--icn-accent); color: #fff; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
[data-theme="dark"] .icn .icn-title-icon { color: #0b1e33; }
.icn .icn-title-icon svg { width: 30px; height: 30px; display: block; }
.icn .tool-title { margin: 0; font-size: 2rem; font-weight: 700; color: var(--icn-accent); line-height: 1.2; }
.icn .tool-description { max-width: 800px; margin: 0 auto; font-size: 1.05rem; line-height: 1.65; color: var(--icn-text-2); }
.icn .tool-description a { color: var(--icn-accent-strong); font-weight: 500; }
[data-theme="dark"] .icn .tool-description a { color: var(--icn-accent); }

/* ---------- error ---------- */
.icn .icn-error { display: flex; align-items: flex-start; gap: 0.7rem; margin: 0 0 1rem; padding: 0.9rem 1rem; border-radius: 12px; border: 1px solid var(--icn-red-line); background: var(--icn-red-soft); color: var(--icn-text-1); }
.icn .icn-error > svg { width: 20px; height: 20px; color: #e64e4e; flex-shrink: 0; margin-top: 2px; }
.icn .icn-error > div { flex: 1; min-width: 0; }
.icn .icn-error p { margin: 0; font-size: 0.92rem; line-height: 1.55; overflow-wrap: anywhere; }
.icn .icn-error p + p { margin-top: 0.4rem; color: var(--icn-muted); font-size: 0.86rem; }
.icn .icn-error a { color: var(--icn-red); font-weight: 600; }
.icn .icn-x { display: inline-flex; align-items: center; justify-content: center; width: 30px; height: 30px; flex-shrink: 0; border: none; border-radius: 8px; background: none; color: var(--icn-muted); cursor: pointer; padding: 0; margin: 0; }
.icn .icn-x:hover { background: rgba(100, 116, 139, 0.12); color: var(--icn-text-1); }
.icn .icn-x svg { width: 17px; height: 17px; }

/* ---------- cards / headings ---------- */
.icn .icn-card { background: var(--icn-card); border: 1px solid var(--icn-line); border-radius: 20px; padding: 1.25rem; box-shadow: var(--shadow-sm); margin-bottom: 1.25rem; min-width: 0; }
.icn .icn-h { display: flex; align-items: center; gap: 0.45rem; margin: 1.1rem 0 0.6rem; font-size: 1rem; font-weight: 700; color: var(--icn-text-1); }
.icn .icn-h svg { width: 18px; height: 18px; color: var(--icn-accent); flex-shrink: 0; }
.icn .icn-caption { display: inline-flex; align-items: center; gap: 0.35rem; margin: 0 0 0.45rem; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--icn-muted); }
.icn .icn-caption svg { width: 14px; height: 14px; }

/* ---------- buttons ---------- */
.icn .icn-btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.45rem; width: auto; min-height: 44px; padding: 0.6rem 1.1rem; margin: 0; border-radius: 12px; border: 1px solid transparent; font-size: 0.95rem; font-weight: 700; cursor: pointer; white-space: nowrap; text-decoration: none; transition: background 0.15s, border-color 0.15s, color 0.15s; box-sizing: border-box; }
.icn .icn-btn svg { width: 18px; height: 18px; flex-shrink: 0; }
.icn .icn-go { background: var(--icn-go); color: #fff; border-color: var(--icn-go); }
.icn .icn-go:hover:not(:disabled) { background: var(--icn-go-hover); color: #fff; }
.icn .icn-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.icn .icn-btn-lg { min-height: 50px; padding: 0.65rem 1.4rem; font-size: 1rem; }
.icn .icn-btn-sm { min-height: 36px; padding: 0.4rem 0.8rem; font-size: 0.85rem; border-radius: 10px; }
.icn .icn-btn-sm svg { width: 16px; height: 16px; }
.icn .icn-btn-ghost { background: var(--icn-sunk); color: var(--icn-text-2); border-color: var(--icn-line); }
.icn .icn-btn-ghost:hover:not(:disabled) { color: var(--icn-text-1); border-color: var(--icn-accent-line); }
.icn .icn-btn-ghost[aria-expanded="true"] { border-color: var(--icn-accent); color: var(--icn-accent-strong); background: var(--icn-accent-soft); }
[data-theme="dark"] .icn .icn-btn-ghost[aria-expanded="true"] { color: var(--icn-accent); }
.icn .icn-text-btn { display: inline-flex; align-items: center; gap: 0.35rem; width: auto; padding: 0.35rem 0.55rem; margin: 0; border: none; border-radius: 8px; background: none; color: var(--icn-accent-strong); font-size: 0.84rem; font-weight: 600; cursor: pointer; white-space: nowrap; }
[data-theme="dark"] .icn .icn-text-btn { color: var(--icn-accent); }
.icn .icn-text-btn:hover { background: var(--icn-accent-soft); }
.icn .icn-text-btn svg { width: 15px; height: 15px; }
.icn .icn-seg-btn { display: inline-flex; align-items: center; gap: 0.4rem; width: auto; min-height: 36px; padding: 0.35rem 0.85rem; margin: 0; border-radius: 999px; border: 1px solid var(--icn-line); background: var(--icn-card); color: var(--icn-text-2); font-size: 0.85rem; font-weight: 600; cursor: pointer; text-align: left; }
.icn .icn-seg-btn svg { width: 15px; height: 15px; color: var(--icn-accent); flex-shrink: 0; }
.icn .icn-seg-btn:hover { border-color: var(--icn-accent-line); color: var(--icn-text-1); }
.icn .icn-chip { display: inline-flex; align-items: center; justify-content: center; gap: 0.35rem; width: auto; min-height: 34px; padding: 0.3rem 0.55rem; margin: 0; border-radius: 9px; border: 1px solid var(--icn-line); background: var(--icn-card); color: var(--icn-text-2); font-size: 0.8rem; font-weight: 700; cursor: pointer; min-width: 0; white-space: nowrap; box-sizing: border-box; }
.icn .icn-chip:hover { border-color: var(--icn-accent-line); }
.icn .icn-chip.is-active { border-color: var(--icn-accent); background: var(--icn-accent-soft); color: var(--icn-accent-strong); }
[data-theme="dark"] .icn .icn-chip.is-active { color: var(--icn-accent); }
.icn .icn-swatch { width: 12px; height: 12px; border-radius: 3px; flex-shrink: 0; border: 1px solid var(--icn-line); background-size: 6px 6px; background-position: 0 0, 0 3px, 3px -3px, -3px 0; }
.icn .icn-quick { display: grid; gap: 0.35rem; }
.icn .icn-quick > * { min-width: 0; }
.icn .icn-quick-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.icn .icn-tag { display: inline-flex; align-items: center; padding: 0.05rem 0.45rem; border-radius: 999px; background: var(--icn-sunk); border: 1px solid var(--icn-line); font-size: 0.7rem; font-weight: 700; color: var(--icn-text-2); white-space: nowrap; }
.icn .icn-tag.is-retina { background: var(--icn-accent-soft); border-color: var(--icn-accent-line); color: var(--icn-accent-strong); }
[data-theme="dark"] .icn .icn-tag.is-retina { color: var(--icn-accent); }
.icn .icn-tag.is-warn { background: var(--icn-warn-soft); border-color: var(--icn-warn-line); color: var(--icn-warn); }
.icn .icn-tag.is-bad { background: var(--icn-red-soft); border-color: var(--icn-red-line); color: var(--icn-red); }
.icn .icn-input { height: 36px; padding: 0 0.6rem; margin: 0; border-radius: 9px; border: 1px solid var(--icn-line); background: var(--input-bg, #fff); color: var(--icn-text-1); font: 0.85rem var(--icn-mono); box-sizing: border-box; min-width: 0; }
.icn .icn-input:focus { outline: none; border-color: var(--icn-accent); box-shadow: 0 0 0 3px var(--icn-accent-soft); }
.icn .icn-select { width: 100%; max-width: 100%; font-family: inherit; font-size: 0.84rem; cursor: pointer; padding-right: 1.6rem; }

/* ---------- upload ---------- */
.icn .icn-drop { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.35rem; text-align: center; min-height: 190px; padding: 1.5rem 1.25rem; border-radius: 16px; border: 2px dashed var(--icn-accent-line); background: var(--icn-accent-soft); cursor: pointer; color: var(--icn-muted); font-size: 0.86rem; line-height: 1.5; transition: border-color 0.15s, background 0.15s; box-sizing: border-box; margin: 0; }
.icn .icn-drop:hover, .icn .icn-drop.is-drag { border-color: var(--icn-accent); background: rgba(51, 153, 204, 0.14); }
.icn .icn-drop:focus-within { outline: 3px solid var(--icn-accent-soft); }
.icn .icn-drop strong { font-size: 1.08rem; color: var(--icn-text-1); }
.icn .icn-drop-link { color: var(--icn-accent-strong); text-decoration: underline; text-underline-offset: 3px; }
[data-theme="dark"] .icn .icn-drop-link { color: var(--icn-accent); }
.icn .icn-drop-icon { width: 58px; height: 58px; border-radius: 16px; display: flex; align-items: center; justify-content: center; margin-bottom: 0.35rem; background: var(--icn-card); color: var(--icn-accent); border: 1px solid var(--icn-line); }
.icn .icn-drop-icon svg { width: 28px; height: 28px; }
.icn .icn-badges-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.3rem; margin-top: 0.5rem; }
.icn .icn-fmt { display: inline-flex; align-items: center; padding: 0.1rem 0.5rem; border-radius: 6px; background: var(--icn-card); border: 1px solid var(--icn-line); font: 700 0.7rem var(--icn-mono); color: var(--icn-text-2); }
.icn .icn-samples { margin-top: 1rem; }
.icn .icn-sample-row { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.icn .icn-under { display: flex; flex-wrap: wrap; align-items: center; gap: 0.45rem 0.6rem; margin-top: 1rem; }
.icn .icn-pill { display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.22rem 0.65rem; border-radius: 999px; background: var(--icn-sunk); border: 1px solid var(--icn-line); font-size: 0.78rem; font-weight: 600; color: var(--icn-text-2); }
.icn .icn-pill svg { width: 14px; height: 14px; color: var(--icn-accent); }
.icn .icn-recent { margin-top: 1rem; padding-top: 0.85rem; border-top: 1px solid var(--icn-line); }
.icn .icn-recent-head { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; }
.icn .icn-recent-head .icn-caption { margin: 0; }
.icn .icn-recent-list { list-style: none; margin: 0.4rem 0 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.4rem; }
.icn .icn-recent-list li { min-width: 0; margin: 0; }
.icn .icn-recent-list button { display: flex; flex-direction: column; align-items: flex-start; gap: 0.1rem; width: 100%; padding: 0.5rem 0.7rem; margin: 0; border-radius: 10px; border: 1px solid var(--icn-line); background: var(--icn-sunk); cursor: pointer; text-align: left; min-width: 0; box-sizing: border-box; }
.icn .icn-recent-list button:hover { border-color: var(--icn-accent-line); }
.icn .icn-recent-name { font-size: 0.85rem; font-weight: 700; color: var(--icn-text-1); max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.icn .icn-recent-meta { font-size: 0.74rem; color: var(--icn-muted); }

/* drop overlay */
.icn .icn-dropover { position: fixed; inset: 0; z-index: 10004; display: flex; align-items: center; justify-content: center; padding: 16px; background: rgba(15, 23, 42, 0.45); pointer-events: none; }
.icn .icn-dropover > div { display: flex; flex-direction: column; align-items: center; gap: 0.4rem; padding: 2rem 2.5rem; border-radius: 20px; border: 2px dashed var(--icn-accent); background: var(--icn-card); color: var(--icn-muted); text-align: center; }
.icn .icn-dropover svg { width: 40px; height: 40px; color: var(--icn-accent); }
.icn .icn-dropover strong { font-size: 1.2rem; color: var(--icn-text-1); }

/* ---------- busy (logo loader) ---------- */
.icn .icn-prog { display: flex; align-items: center; gap: 0.9rem; padding: 1rem 1.1rem; }
.icn .icn-prog-text { flex: 1; font-size: 0.92rem; color: var(--icn-text-2); min-width: 0; overflow-wrap: anywhere; }
.icn .icn-prog-bar { height: 6px; margin-top: 0.45rem; border-radius: 999px; background: var(--icn-sunk); overflow: hidden; }
.icn .icn-prog-bar span { display: block; height: 100%; width: 0; background: var(--icn-accent); transition: width 0.2s; }
.icn .icn-loader { display: block; width: 40px; height: 40px; flex-shrink: 0; overflow: visible; --cico-outer: #f2534e; --cico-outer-soft: #f8d3d1; --cico-mid: #31ae77; --cico-mid-soft: #d0e7dd; --cico-inner: #2b9edb; }
[data-theme="dark"] .icn .icn-loader { --cico-outer-soft: rgba(242, 83, 78, 0.22); --cico-mid-soft: rgba(49, 174, 119, 0.22); }
.icn .icn-loader circle { fill: none; stroke-width: 72; transform-box: fill-box; transform-origin: center; }
.icn .icn-loader .bp { stroke: var(--cico-outer-soft); }
.icn .icn-loader .gp { stroke: var(--cico-mid-soft); }
.icn .icn-loader .b { stroke: var(--cico-outer); stroke-linecap: round; stroke-dasharray: 35.3 100; animation: icnSpinL 1.3s linear infinite; }
.icn .icn-loader .g { stroke: var(--cico-mid); stroke-linecap: round; stroke-dasharray: 75.8 100; animation: icnSpinR 2.1s linear infinite; }
.icn .icn-loader .r { stroke: var(--cico-inner); animation: icnBreathe 1.3s ease-in-out infinite; }
@keyframes icnSpinL { from { transform: rotate(117deg); } to { transform: rotate(-243deg); } }
@keyframes icnSpinR { from { transform: rotate(36deg); } to { transform: rotate(396deg); } }
@keyframes icnBreathe { 50% { transform: scale(0.9); } }
@media (prefers-reduced-motion: reduce) {
    .icn .icn-loader .b { animation-duration: 4s; }
    .icn .icn-loader .g { animation-duration: 6s; }
    .icn .icn-loader .r { animation: none; }
}

/* ---------- file head ---------- */
.icn .icn-filehead { display: flex; align-items: center; gap: 0.85rem; flex-wrap: wrap; }
.icn .icn-thumb-wrap { width: 60px; height: 60px; border-radius: 14px; border: 1px solid var(--icn-line); display: flex; align-items: center; justify-content: center; flex-shrink: 0; overflow: hidden; color: var(--icn-accent); }
.icn .icn-thumb-wrap img { width: 52px; height: 52px; display: block; object-fit: contain; }
.icn .icn-thumb-wrap > svg { width: 26px; height: 26px; }
.icn .icn-filetext { flex: 1; min-width: 0; }
.icn .icn-filetext strong { display: block; font-size: 1.05rem; color: var(--icn-text-1); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.icn .icn-filetext span { display: block; font-size: 0.82rem; color: var(--icn-muted); overflow-wrap: anywhere; }
.icn .icn-badges { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.icn .icn-badge { display: inline-flex; align-items: center; gap: 0.35rem; width: auto; padding: 0.28rem 0.7rem; margin: 0; border-radius: 999px; font-size: 0.8rem; font-weight: 700; white-space: nowrap; border: 1px solid var(--icn-line); background: var(--icn-sunk); color: var(--icn-text-2); }
.icn button.icn-badge { cursor: pointer; }
.icn .icn-badge svg { width: 15px; height: 15px; color: var(--icn-accent); }
.icn .icn-badge.is-pass { background: var(--icn-ok-soft); border-color: var(--icn-ok-line); color: var(--icn-ok); }
.icn .icn-badge.is-warn { background: var(--icn-warn-soft); border-color: var(--icn-warn-line); color: var(--icn-warn); }
.icn .icn-badge.is-fail { background: var(--icn-red-soft); border-color: var(--icn-red-line); color: var(--icn-red); }
.icn .icn-badge.is-pass svg, .icn .icn-badge.is-warn svg, .icn .icn-badge.is-fail svg { color: currentColor; }
.icn .icn-stats { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-top: 0.8rem; }
.icn .icn-stat { display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.22rem 0.6rem; border-radius: 999px; background: var(--icn-sunk); border: 1px solid var(--icn-line); font-size: 0.78rem; color: var(--icn-text-2); max-width: 100%; box-sizing: border-box; }
.icn .icn-stat svg { width: 14px; height: 14px; color: var(--icn-accent); flex-shrink: 0; }
.icn .icn-stat strong { color: var(--icn-text-1); font-variant-numeric: tabular-nums; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
.icn .icn-note { display: flex; align-items: flex-start; gap: 0.55rem; margin-top: 0.7rem; padding: 0.6rem 0.8rem; border-radius: 10px; border: 1px solid var(--icn-accent-line); background: var(--icn-accent-soft); font-size: 0.85rem; line-height: 1.5; color: var(--icn-text-2); }
.icn .icn-note > svg { width: 17px; height: 17px; flex-shrink: 0; margin-top: 1px; color: var(--icn-accent); }
.icn .icn-note > div { min-width: 0; overflow-wrap: anywhere; }
.icn .icn-note.is-warn { border-color: var(--icn-warn-line); background: var(--icn-warn-soft); }
.icn .icn-note.is-warn > svg { color: var(--icn-warn); }

/* ---------- toolbar / segs ---------- */
.icn .icn-toolbar { display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; margin-top: 1rem; }
.icn .icn-toolbar .icn-optsbtn { margin-left: auto; }
.icn .icn-segs { display: inline-flex; flex-wrap: wrap; padding: 0.2rem; gap: 0.2rem; border-radius: 10px; background: var(--icn-sunk); border: 1px solid var(--icn-line); max-width: 100%; box-sizing: border-box; }
.icn .icn-segs button { display: inline-flex; align-items: center; justify-content: center; gap: 0.35rem; width: auto; min-height: 34px; padding: 0.2rem 0.7rem; margin: 0; border: none; border-radius: 8px; background: none; color: var(--icn-muted); font-size: 0.84rem; font-weight: 700; cursor: pointer; min-width: 0; }
.icn .icn-segs button svg { width: 16px; height: 16px; flex-shrink: 0; }
.icn .icn-segs button:hover { color: var(--icn-text-1); }
.icn .icn-segs button.is-active { background: var(--icn-card); color: var(--icn-accent-strong); box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08); }
[data-theme="dark"] .icn .icn-segs button.is-active { color: var(--icn-accent); background: #26334a; }
.icn .icn-segs-sm button { min-height: 30px; padding: 0.15rem 0.55rem; font-size: 0.8rem; }

/* ---------- options (collapsed rows) ---------- */
.icn .icn-adv { border: 1px solid var(--icn-line); border-radius: 12px; overflow: hidden; background: var(--icn-card); margin-top: 0.75rem; }
.icn .icn-adv-row + .icn-adv-row { border-top: 1px solid var(--icn-line); }
.icn .icn-adv-head { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 0.75rem; width: 100%; min-height: 52px; box-sizing: border-box; padding: 0.55rem 1rem; margin: 0; border: none; background: none; cursor: pointer; text-align: left; color: var(--icn-text-1); font-weight: 400; }
.icn .icn-adv-left { display: flex; align-items: center; gap: 0.65rem; min-width: 0; }
.icn .icn-adv-left > svg { width: 18px; height: 18px; color: var(--icn-accent); flex-shrink: 0; }
.icn .icn-adv-text { display: flex; flex-direction: column; min-width: 0; }
.icn .icn-adv-title { font-size: 0.9rem; font-weight: 700; }
.icn .icn-adv-hint { font-size: 0.76rem; color: var(--icn-muted); line-height: 1.35; }
.icn .icn-adv-right { display: flex; align-items: center; gap: 0.5rem; flex-shrink: 0; }
.icn .icn-adv-value { max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; padding: 0.2rem 0.55rem; border-radius: 999px; background: var(--icn-accent-soft); color: var(--icn-accent-strong); font-size: 0.76rem; font-weight: 700; }
[data-theme="dark"] .icn .icn-adv-value { color: var(--icn-accent); }
.icn .icn-chevron { width: 17px; height: 17px; color: var(--icn-muted); transition: transform 0.2s; flex-shrink: 0; }
.icn .icn-adv-row.open .icn-chevron { transform: rotate(180deg); }
.icn .icn-adv-row.open .icn-adv-head, .icn .icn-adv-row.open .icn-adv-body { background: var(--icn-open); }
.icn .icn-adv-body { padding: 0.2rem 1rem 1rem; }
.icn .icn-switch-text { font-size: 0.74rem; font-weight: 800; color: var(--icn-muted); min-width: 26px; text-align: right; }
/* switch - beats the global .tool-container checkbox rules */
.tool-container.icn input[type="checkbox"].icn-switch {
    -webkit-appearance: none !important; appearance: none !important; position: relative; flex-shrink: 0;
    width: 40px !important; height: 22px !important; margin: 0 !important; padding: 0 !important;
    border: none !important; border-radius: 999px !important; background: #cbd5e1 !important; box-shadow: none !important; cursor: pointer; transition: background 0.2s;
}
[data-theme="dark"] .tool-container.icn input[type="checkbox"].icn-switch { background: #475569 !important; }
.tool-container.icn input[type="checkbox"].icn-switch::after, .tool-container.icn input[type="checkbox"].icn-switch:checked::after {
    content: '' !important; position: absolute; top: 3px; left: 3px; width: 16px; height: 16px; border-radius: 50%;
    background: #fff; transform: none !important; transition: left 0.2s; box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2); font-size: 0; line-height: 0; border: none;
}
.tool-container.icn input[type="checkbox"].icn-switch:checked { background: var(--icn-go) !important; }
.tool-container.icn input[type="checkbox"].icn-switch:checked::after { left: 21px; }
.tool-container.icn input[type="checkbox"].icn-switch:focus-visible { outline: 3px solid var(--icn-accent-line); outline-offset: 2px; }

/* ---------- panels ---------- */
.icn .icn-panels { position: relative; margin-top: 0.85rem; border: 1px solid var(--icn-line); border-radius: 14px; background: var(--icn-card); padding: 1rem; min-width: 0; }
.icn .icn-panels.is-full { position: fixed; inset: 10px; z-index: 10000; margin: 0; overflow: auto; box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35); }
body.icn-noscroll { overflow: hidden; }
.icn .icn-full-btn { position: absolute; top: 8px; right: 8px; display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 32px; padding: 0; margin: 0; border-radius: 8px; border: 1px solid var(--icn-line); background: var(--icn-card); color: var(--icn-muted); cursor: pointer; z-index: 3; }
.icn .icn-full-btn:hover { color: var(--icn-text-1); border-color: var(--icn-accent-line); }
.icn .icn-full-btn svg { width: 16px; height: 16px; }
.icn .icn-pane { min-width: 0; }

/* ---------- sizes (cards) ---------- */
.icn .icn-variant { display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; margin-bottom: 0.75rem; padding-right: 2.4rem; }
.icn .icn-variant .icn-caption { margin: 0; }
.icn .icn-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr)); gap: 0.75rem; padding-top: 1.6rem; }
.icn .icn-variant:not([hidden]) + .icn-cards { padding-top: 0; }
.icn .icn-cards > .icn-muted { grid-column: 1 / -1; margin: 0; }
.icn .icn-sz { display: grid; grid-template-columns: 124px minmax(0, 1fr); grid-template-rows: 1fr auto; column-gap: 0.8rem; row-gap: 0.4rem; padding: 0.7rem; border-radius: 14px; border: 1px solid var(--icn-line); background: var(--icn-open); min-width: 0; }
.icn .icn-sz-img { grid-row: 1 / span 2; position: relative; display: flex; align-items: center; justify-content: center; width: 124px; height: 124px; padding: 0; margin: 0; border-radius: 10px; border: 1px solid var(--icn-line); overflow: hidden; box-sizing: border-box; cursor: zoom-in; }
.icn .icn-sz-img:hover { border-color: var(--icn-accent); }
.icn .icn-sz-img img { display: block; max-width: 112px; max-height: 112px; }
.icn .icn-sz-img img.is-px { image-rendering: pixelated; image-rendering: crisp-edges; }
.icn .icn-sz-img em { position: absolute; right: 4px; bottom: 4px; padding: 0 0.3rem; border-radius: 5px; background: rgba(15, 23, 42, 0.65); color: #fff; font-size: 0.66rem; font-weight: 700; font-style: normal; }
.icn .icn-sz-metaimg { cursor: default; background: var(--icn-sunk); color: var(--icn-muted); }
.icn .icn-sz-metaimg:hover { border-color: var(--icn-line); }
.icn .icn-sz-metaimg > svg { width: 30px; height: 30px; }
.icn .icn-sz.is-meta { grid-template-rows: 1fr; }
.icn .icn-sz-body { min-width: 0; display: flex; flex-direction: column; gap: 0.15rem; font-size: 0.8rem; color: var(--icn-text-2); }
.icn .icn-sz-body > span { overflow-wrap: anywhere; }
.icn .icn-sz-body strong { font-size: 1.02rem; color: var(--icn-text-1); font-variant-numeric: tabular-nums; margin-top: 0.15rem; }
.icn .icn-sz-top { display: flex; align-items: center; flex-wrap: wrap; gap: 0.3rem; }
.icn .icn-sz-top code { font-weight: 700; color: var(--icn-text-1); }
.icn .icn-sz-acts { grid-column: 2; display: flex; flex-wrap: wrap; gap: 0.3rem; align-self: end; }
.icn .icn-mini { display: inline-flex; align-items: center; gap: 0.25rem; width: auto; min-height: 30px; padding: 0.2rem 0.55rem; margin: 0; border-radius: 8px; border: 1px solid var(--icn-line); background: var(--icn-card); color: var(--icn-text-2); font-size: 0.76rem; font-weight: 700; cursor: pointer; }
.icn .icn-mini:hover { border-color: var(--icn-accent-line); color: var(--icn-text-1); }
.icn .icn-mini svg { width: 14px; height: 14px; color: var(--icn-accent); }
.icn .icn-mini-i { padding: 0.2rem 0.45rem; }

/* ---------- preview (stage) ---------- */
.icn .icn-stagebar { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 0.6rem; padding-right: 2.4rem; }
.icn .icn-sel-wrap { display: inline-flex; flex: 0 1 300px; min-width: 0; margin: 0; }
.icn .icn-zoomgrp { display: inline-flex; align-items: center; gap: 0.2rem; padding: 0.2rem; border-radius: 10px; background: var(--icn-sunk); border: 1px solid var(--icn-line); }
.icn .icn-ibtn { display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 32px; padding: 0; margin: 0; border: none; border-radius: 8px; background: none; color: var(--icn-text-2); cursor: pointer; flex-shrink: 0; }
.icn .icn-ibtn:hover { background: var(--icn-card); color: var(--icn-text-1); }
.icn .icn-ibtn svg { width: 17px; height: 17px; }
.icn .icn-zoomval { min-width: 3.6em; text-align: center; font: 700 0.8rem var(--icn-mono); color: var(--icn-text-2); background: none; border: none; cursor: pointer; padding: 0.3rem 0.2rem; margin: 0; width: auto; }
.icn .icn-stagebar .icn-hint { margin-left: auto; }
.icn .icn-stage { position: relative; height: 480px; max-height: 65vh; min-height: 260px; overflow: hidden; border-radius: 12px; border: 1px solid var(--icn-line); background: var(--icn-sunk); touch-action: none; cursor: crosshair; user-select: none; -webkit-user-select: none; }
.icn .icn-stage.is-grab { cursor: grabbing; }
.icn .icn-stage canvas { position: absolute; left: 0; top: 0; display: block; }
.icn .icn-panels.is-full .icn-stage { height: calc(100vh - 200px); max-height: none; }
.icn .icn-readout { display: flex; align-items: center; gap: 0.7rem; flex-wrap: wrap; margin-top: 0.55rem; min-height: 36px; font-size: 0.82rem; color: var(--icn-text-2); }
.icn .icn-readout .icn-mono { font-size: 0.8rem; }
.icn .icn-readout strong { color: var(--icn-text-1); font-variant-numeric: tabular-nums; }
.icn .icn-swatch-big { width: 28px; height: 28px; border-radius: 7px; border: 1px solid var(--icn-line); overflow: hidden; flex-shrink: 0; background-color: #fff; background-image: linear-gradient(45deg, #ccc 25%, transparent 25%), linear-gradient(-45deg, #ccc 25%, transparent 25%), linear-gradient(45deg, transparent 75%, #ccc 75%), linear-gradient(-45deg, transparent 75%, #ccc 75%); background-size: 8px 8px; background-position: 0 0, 0 4px, 4px -4px, -4px 0; }
.icn .icn-swatch-big span { display: block; width: 100%; height: 100%; }

/* ---------- in use (macOS mockups) ---------- */
.icn .icn-mockbar { display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; margin-bottom: 0.8rem; padding-right: 2.4rem; }
.icn .icn-mocks { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.9rem; font-family: var(--icn-mac); }
.icn .icn-mocks > .icn-small { grid-column: 1 / -1; margin: 0; font-family: inherit; }
.icn .icn-mock { margin: 0; min-width: 0; display: flex; flex-direction: column; gap: 0.45rem; }
.icn .icn-mock figcaption { font-size: 0.78rem; color: var(--icn-muted); line-height: 1.45; }
.icn .icn-mock-dock, .icn .icn-mock-sizes { grid-column: 1 / -1; }
.icn .icn-mock img { display: block; object-fit: contain; }
.icn .icn-fake { display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; width: 48px; height: 48px; border-radius: 22.5%; color: #fff; box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2); }
.icn .icn-fake svg { width: 52%; height: 52%; }
/* dock */
.icn .icn-wall { display: flex; align-items: flex-end; justify-content: center; min-height: 170px; padding: 3.2rem 0.6rem 0.6rem; border-radius: 12px; background: #6d8fb8; overflow: hidden; }
.icn .is-dark .icn-wall { background: #1d2738; }
.icn .icn-dock { display: flex; align-items: flex-end; gap: 8px; padding: 6px 9px 7px; border-radius: 18px; background: rgba(255, 255, 255, 0.4); border: 1px solid rgba(255, 255, 255, 0.5); max-width: 100%; box-sizing: border-box; }
.icn .is-dark .icn-dock { background: rgba(40, 44, 54, 0.75); border-color: rgba(255, 255, 255, 0.14); }
.icn .icn-dock .icn-fake { width: 48px; height: 48px; margin-bottom: 4px; }
.icn .icn-dock-me { position: relative; display: flex; flex-direction: column; align-items: center; }
.icn .icn-dock-me img { width: 56px; height: 56px; }
.icn .icn-dock-dot { width: 4px; height: 4px; margin-top: 2px; border-radius: 50%; background: rgba(0, 0, 0, 0.6); }
.icn .is-dark .icn-dock-dot { background: rgba(255, 255, 255, 0.8); }
.icn .icn-dock-label { position: absolute; bottom: calc(100% + 8px); left: 50%; transform: translateX(-50%); padding: 3px 10px; border-radius: 6px; background: rgba(30, 30, 30, 0.75); color: #fff; font-size: 12px; white-space: nowrap; }
.icn .is-dark .icn-dock-label { background: rgba(236, 236, 236, 0.85); color: #111; }
.icn .icn-dock-sep { align-self: stretch; width: 1px; margin: 4px 2px; background: rgba(0, 0, 0, 0.2); }
.icn .is-dark .icn-dock-sep { background: rgba(255, 255, 255, 0.22); }
/* finder */
.icn .icn-win { border-radius: 10px; overflow: hidden; border: 1px solid #d4d4d8; background: #fff; color: #1f2937; font-size: 12px; box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12); }
.icn .is-dark .icn-win { border-color: #3f3f46; background: #1e1e1e; color: #e5e5e5; }
.icn .icn-win-bar { display: flex; align-items: center; gap: 6px; padding: 8px 10px; background: #ececec; border-bottom: 1px solid #d4d4d8; }
.icn .is-dark .icn-win-bar { background: #2b2b2b; border-color: #3f3f46; }
.icn .icn-win-bar strong { margin-left: 8px; font-size: 12px; }
.icn .icn-tl { width: 11px; height: 11px; border-radius: 50%; flex-shrink: 0; }
.icn .icn-tl.r { background: #ff5f57; }
.icn .icn-tl.y { background: #febc2e; }
.icn .icn-tl.g { background: #28c840; }
.icn .icn-win-body { display: grid; grid-template-columns: 110px minmax(0, 1fr); min-height: 150px; }
.icn .icn-side { display: flex; flex-direction: column; gap: 2px; padding: 8px 6px; background: #f4f4f5; border-right: 1px solid #e4e4e7; }
.icn .is-dark .icn-side { background: #252525; border-color: #333; }
.icn .icn-side span { display: flex; align-items: center; gap: 5px; padding: 3px 6px; border-radius: 5px; white-space: nowrap; overflow: hidden; }
.icn .icn-side span svg { width: 13px; height: 13px; color: #3b82f6; flex-shrink: 0; }
.icn .icn-side .icn-side-h { padding-top: 0; font-size: 10px; font-weight: 700; color: #9ca3af; }
.icn .icn-side .is-on { background: rgba(0, 0, 0, 0.08); }
.icn .is-dark .icn-side .is-on { background: rgba(255, 255, 255, 0.1); }
.icn .icn-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(84px, 1fr)); gap: 8px; padding: 12px 8px; align-content: start; }
.icn .icn-item { display: flex; flex-direction: column; align-items: center; gap: 4px; min-width: 0; text-align: center; }
.icn .icn-item img, .icn .icn-item .icn-fake { width: 64px; height: 64px; }
.icn .icn-item > span:last-child { max-width: 100%; padding: 1px 5px; border-radius: 4px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.icn .icn-item.is-sel img { border-radius: 8px; background: rgba(0, 0, 0, 0.08); }
.icn .is-dark .icn-item.is-sel img { background: rgba(255, 255, 255, 0.12); }
.icn .icn-item.is-sel > span:last-child { background: #2563eb; color: #fff; }
.icn .icn-list-rows { display: flex; flex-direction: column; border-top: 1px solid #e4e4e7; }
.icn .is-dark .icn-list-rows { border-color: #333; }
.icn .icn-row { display: flex; align-items: center; gap: 6px; padding: 4px 10px; min-width: 0; white-space: nowrap; overflow: hidden; }
.icn .icn-row:nth-child(odd) { background: #f4f4f5; }
.icn .is-dark .icn-row:nth-child(odd) { background: #262626; }
.icn .icn-row img, .icn .icn-row .icn-fake { width: 16px; height: 16px; border-radius: 4px; }
.icn .icn-row .icn-fake svg { width: 11px; height: 11px; }
.icn .icn-row em { margin-left: auto; font-style: normal; color: #9ca3af; }
/* launchpad */
.icn .icn-lp { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px 8px; padding: 18px 12px; border-radius: 12px; background: #5f7c9d; min-height: 150px; }
.icn .is-dark .icn-lp { background: #1b2433; }
.icn .icn-lp-i { display: flex; flex-direction: column; align-items: center; gap: 5px; min-width: 0; color: #fff; font-size: 11px; text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5); text-align: center; }
.icn .icn-lp-i img, .icn .icn-lp-i .icn-fake { width: 60px; height: 60px; }
.icn .icn-lp-i > span:last-child { max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
/* actual sizes */
.icn .icn-sizes-row { display: flex; align-items: flex-end; justify-content: center; gap: 1.2rem; flex-wrap: wrap; padding: 1rem; border-radius: 12px; border: 1px solid var(--icn-line); background: #fff; }
.icn .is-dark .icn-sizes-row { background: #1e1e1e; border-color: #333; }
.icn .icn-sizes-row > span { display: flex; flex-direction: column; align-items: center; gap: 0.35rem; min-width: 0; }
.icn .icn-sizes-row img { max-width: 100%; height: auto; }
.icn .icn-sizes-row em { font-style: normal; font-size: 0.74rem; font-weight: 700; color: #6b7280; }
.icn .is-dark .icn-sizes-row em { color: #a1a1aa; }

/* ---------- check ---------- */
.icn .icn-verdict { display: flex; align-items: center; gap: 0.75rem; padding: 0.85rem 1rem; margin-right: 2.4rem; border-radius: 12px; border: 1px solid var(--icn-line); }
.icn .icn-verdict > svg { width: 26px; height: 26px; flex-shrink: 0; }
.icn .icn-verdict > div { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 0.1rem; }
.icn .icn-verdict strong { font-size: 1rem; color: var(--icn-text-1); }
.icn .icn-verdict span { font-size: 0.84rem; color: var(--icn-text-2); }
.icn .icn-verdict.is-pass { background: var(--icn-ok-soft); border-color: var(--icn-ok-line); }
.icn .icn-verdict.is-pass > svg { color: var(--icn-ok); }
.icn .icn-verdict.is-warn { background: var(--icn-warn-soft); border-color: var(--icn-warn-line); }
.icn .icn-verdict.is-warn > svg { color: var(--icn-warn); }
.icn .icn-verdict.is-fail { background: var(--icn-red-soft); border-color: var(--icn-red-line); }
.icn .icn-verdict.is-fail > svg { color: var(--icn-red); }
.icn .icn-checks { list-style: none; margin: 0.75rem 0 0; padding: 0 0.2rem; display: grid; }
.icn .icn-checks li { display: flex; gap: 0.55rem; align-items: flex-start; padding: 0.55rem 0.1rem; margin: 0; border-top: 1px solid var(--icn-line); }
.icn .icn-checks li:first-child { border-top: none; }
.icn .icn-checks li > svg { width: 18px; height: 18px; flex-shrink: 0; margin-top: 1px; }
.icn .icn-checks li.is-pass > svg { color: var(--icn-ok); }
.icn .icn-checks li.is-warn > svg { color: var(--icn-warn); }
.icn .icn-checks li.is-fail > svg { color: var(--icn-red); }
.icn .icn-checks li.is-info > svg { color: var(--icn-accent); }
.icn .icn-checks li > div { min-width: 0; display: flex; flex-direction: column; gap: 0.1rem; }
.icn .icn-checks strong { font-size: 0.88rem; color: var(--icn-text-1); }
.icn .icn-checks span { font-size: 0.82rem; line-height: 1.5; color: var(--icn-text-2); overflow-wrap: anywhere; }
.icn .icn-fixes { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.6rem; }

/* ---------- tables ---------- */
.icn .icn-tbl-wrap, .icn .icn-table-wrap { overflow-x: auto; border: 1px solid var(--icn-line); border-radius: 10px; margin-top: 0.5rem; }
.icn .icn-table, .icn .icn-itable { width: 100%; border-collapse: collapse; font-size: 0.85rem; margin: 0; }
.icn .icn-table th, .icn .icn-table td, .icn .icn-itable th, .icn .icn-itable td { padding: 0.5rem 0.7rem; text-align: left; border-bottom: 1px solid var(--icn-line); color: var(--icn-text-2); vertical-align: middle; }
.icn .icn-table th, .icn .icn-itable th { background: var(--icn-sunk); color: var(--icn-text-1); font-weight: 700; font-size: 0.8rem; }
.icn .icn-table tr:last-child td, .icn .icn-itable tr:last-child td { border-bottom: none; }
.icn .icn-table td { font-variant-numeric: tabular-nums; }
.icn .icn-tables-x .icn-table th, .icn .icn-tables-x .icn-table td { white-space: nowrap; }
.icn .icn-table .icn-badge { padding: 0.12rem 0.55rem; font-size: 0.74rem; }
.icn .icn-itable td { line-height: 1.5; }
.icn .icn-itable td:first-child { font-weight: 700; color: var(--icn-text-1); white-space: nowrap; }

/* ---------- details ---------- */
.icn .icn-dbar { display: flex; flex-wrap: wrap; gap: 0.3rem; margin-bottom: 0.6rem; padding-right: 2.4rem; }
.icn .icn-kvgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 230px), 1fr)); gap: 0.6rem; }
.icn .icn-kv { padding: 0.65rem 0.8rem; border-radius: 12px; border: 1px solid var(--icn-line); background: var(--icn-open); min-width: 0; }
.icn .icn-kv span { display: block; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; color: var(--icn-muted); }
.icn .icn-kv strong { display: block; margin-top: 0.15rem; font-size: 0.95rem; color: var(--icn-text-1); overflow-wrap: anywhere; }

/* ---------- structure + hex ---------- */
.icn .icn-split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr); gap: 1rem; }
.icn .icn-split > div { min-width: 0; }
.icn .icn-split > div:first-child { padding-top: 0.15rem; }
.icn .icn-struct { list-style: none; margin: 0; padding: 0; border: 1px solid var(--icn-line); border-radius: 12px; overflow: auto; max-height: 440px; }
.icn .icn-struct li { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; gap: 0.6rem; align-items: center; padding: 0.45rem 0.75rem; margin: 0; border-top: 1px solid var(--icn-line); font-size: 0.83rem; color: var(--icn-text-2); cursor: pointer; }
.icn .icn-struct li:first-child { border-top: none; }
.icn .icn-struct li:hover, .icn .icn-struct li:focus-visible { background: var(--icn-accent-soft); }
.icn .icn-struct .icn-sname { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--icn-text-1); font-weight: 600; font-family: var(--icn-mono); }
.icn .icn-struct .icn-sname em { font-family: system-ui, -apple-system, "Segoe UI", sans-serif; font-style: normal; font-weight: 400; color: var(--icn-muted); }
.icn .icn-struct .icn-soff, .icn .icn-struct .icn-slen { font: 0.76rem var(--icn-mono); color: var(--icn-muted); white-space: nowrap; }
.icn .icn-hexbar { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; padding-right: 2.4rem; }
.icn .icn-hexbar .icn-caption { margin: 0 0 0.45rem; }
.icn .icn-hexmeta { font-size: 0.76rem; color: var(--icn-muted); margin-bottom: 0.45rem; }
.icn .icn-hex { height: 440px; overflow: auto; border-radius: 10px; border: 1px solid var(--icn-line); background: var(--icn-card); font: 0.78rem/20px var(--icn-mono); color: var(--icn-text-1); }
.icn .icn-panels.is-full .icn-hex, .icn .icn-panels.is-full .icn-struct { height: calc(100vh - 140px); max-height: none; }
.icn .icn-hex-space { position: relative; min-width: 620px; }
.icn .icn-hex-win { position: absolute; left: 0; right: 0; top: 0; will-change: transform; }
.icn .icn-hrow { display: flex; gap: 1rem; height: 20px; padding: 0 0.7rem; white-space: pre; }
.icn .icn-hoff { color: var(--icn-muted); }
.icn .icn-hasc { color: var(--icn-text-2); }
.icn .icn-hm { background: #facc15; color: #111; border-radius: 2px; }

/* ---------- next steps + action bar ---------- */
.icn .icn-next { margin-top: 1rem; }
.icn .icn-next-row { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.icn .icn-next-link { display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.4rem 0.8rem; border-radius: 999px; border: 1px solid var(--icn-line); background: var(--icn-card); color: var(--icn-text-2); font-size: 0.82rem; font-weight: 600; text-decoration: none; }
.icn .icn-next-link svg { width: 14px; height: 14px; color: var(--icn-accent); }
.icn .icn-next-link:hover { border-color: var(--icn-accent-line); color: var(--icn-text-1); }
.icn .icn-actionbar { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; margin-top: 1.1rem; padding-top: 1rem; border-top: 1px solid var(--icn-line); }
.icn .icn-actionbar .icn-btn-ghost { min-height: 40px; padding: 0.4rem 0.7rem; font-size: 0.86rem; gap: 0.35rem; }
.icn .icn-actionbar .icn-btn-ghost svg { width: 16px; height: 16px; }
.icn .icn-actionbar .icn-main-act { margin-left: auto; }
.icn .icn-menu-wrap { position: relative; }
.icn .icn-menu { position: absolute; bottom: calc(100% + 6px); right: 0; z-index: 20; min-width: 240px; padding: 0.35rem; border-radius: 12px; border: 1px solid var(--icn-line); background: var(--icn-card); box-shadow: 0 12px 30px rgba(0, 0, 0, 0.18); display: grid; gap: 0.15rem; }
.icn .icn-menu button { display: flex; align-items: center; gap: 0.5rem; width: 100%; padding: 0.5rem 0.65rem; margin: 0; border: none; border-radius: 8px; background: none; color: var(--icn-text-1); font-size: 0.86rem; font-weight: 600; text-align: left; cursor: pointer; white-space: nowrap; }
.icn .icn-menu button:hover, .icn .icn-menu button:focus-visible { background: var(--icn-accent-soft); }
.icn .icn-menu button svg { width: 16px; height: 16px; color: var(--icn-accent); flex-shrink: 0; }
.icn .icn-menu button small { margin-left: auto; color: var(--icn-muted); font-weight: 500; }

/* toast */
.icn .icn-toast { position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%); z-index: 10003; max-width: calc(100vw - 32px); box-sizing: border-box; padding: 0.55rem 1rem; border-radius: 10px; background: #1e293b; color: #fff; font-size: 0.86rem; font-weight: 600; box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25); transition: opacity 0.25s; text-align: center; }
[data-theme="dark"] .icn .icn-toast { background: #e2e8f0; color: #0f172a; }
.icn .icn-toast.is-out { opacity: 0; }

/* ---------- content ---------- */
.icn .icn-info { margin-top: 2rem; display: grid; grid-template-columns: minmax(0, 1fr); gap: 1.25rem; }
.icn .icn-info > * { min-width: 0; }
.icn .icn-info-card { background: var(--bg-elevated, #fff); border: 1px solid var(--icn-line); border-radius: var(--radius-md, 12px); padding: 1.4rem 1.5rem; }
.icn .icn-info-card h2 { display: flex; align-items: center; gap: 0.55rem; margin: 0 0 0.9rem; font-size: 1.25rem; color: var(--icn-text-1); }
.icn .icn-info-card h2 svg { width: 22px; height: 22px; color: var(--icn-accent); flex-shrink: 0; }
.icn .icn-info-card h3 { margin: 1.2rem 0 0.5rem; font-size: 1.05rem; color: var(--icn-text-1); }
.icn .icn-info-card p, .icn .icn-info-card li { color: var(--icn-text-2); line-height: 1.65; font-size: 0.97rem; }
.icn .icn-info-card p { margin: 0.8rem 0 0; }
.icn .icn-info-card h2 + p { margin-top: 0; }
.icn .icn-info a { color: var(--icn-accent-strong); font-weight: 500; }
[data-theme="dark"] .icn .icn-info a { color: var(--icn-accent); }
.icn .icn-steps, .icn .icn-list { margin: 0; padding-left: 1.3rem; display: grid; gap: 0.45rem; }
.icn .icn-features { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.75rem; }
.icn .icn-feature { padding: 0.9rem 1rem; border-radius: 12px; border: 1px solid var(--icn-line); background: var(--icn-open); min-width: 0; }
.icn .icn-feature > svg { width: 20px; height: 20px; color: var(--icn-accent); }
.icn .icn-info-card .icn-feature h3 { margin: 0.35rem 0 0.2rem; font-size: 0.95rem; }
.icn .icn-info-card .icn-feature p { margin: 0; font-size: 0.88rem; line-height: 1.55; }
.icn .icn-info .icn-table-wrap { margin: 0.9rem 0 0; }

/* ---------- responsive ---------- */
@media (max-width: 860px) {
    .icn .icn-split { grid-template-columns: minmax(0, 1fr); }
    .icn .icn-struct { max-height: 280px; }
    .icn .icn-mocks { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 600px) {
    .icn.tool-container { padding: 1.1rem 16px; }
    .icn .tool-title { font-size: 1.55rem; }
    .icn .icn-title-icon { width: 46px; height: 46px; border-radius: 13px; }
    .icn .icn-title-icon svg { width: 25px; height: 25px; }
    .icn .tool-description { font-size: 0.98rem; }
    .icn .icn-card { padding: 1rem; border-radius: 16px; }
    .icn .icn-drop { min-height: 160px; }
    .icn .icn-seg-btn { width: 100%; }
    .icn .icn-filehead .icn-badges { width: 100%; }
    .icn #icnViews { width: 100%; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .icn #icnViews button { padding: 0.2rem 0.3rem; font-size: 0.8rem; }
    .icn .icn-toolbar .icn-optsbtn { margin-left: 0; flex: 1; }
    .icn .icn-panels { padding: 0.7rem; }
    .icn .icn-adv-head { padding: 0.55rem 0.75rem; }
    .icn .icn-adv-hint { display: none; }
    .icn .icn-cards { padding-top: 2.2rem; }
    .icn .icn-sz { grid-template-columns: 96px minmax(0, 1fr); column-gap: 0.65rem; }
    .icn .icn-sz-img { width: 96px; height: 96px; }
    .icn .icn-sz-img img { max-width: 88px; max-height: 88px; }
    .icn .icn-stagebar .icn-sel-wrap { flex: 1 1 100%; }
    .icn .icn-stagebar .icn-hint { display: none; }
    .icn .icn-stage { height: 340px; }
    .icn .icn-wall { padding: 2.8rem 0.3rem 0.5rem; }
    .icn .icn-dock { gap: 4px; padding: 5px 6px; }
    .icn .icn-dock .icn-fake { width: 30px; height: 30px; }
    .icn .icn-dock .icn-fake:nth-child(2), .icn .icn-dock .icn-fake:nth-child(5) { display: none; }
    .icn .icn-dock-me img { width: 40px; height: 40px; }
    .icn .icn-win-body { grid-template-columns: minmax(0, 1fr); }
    .icn .icn-side { display: none; }
    .icn .icn-lp { gap: 12px 4px; padding: 14px 6px; }
    .icn .icn-lp-i img, .icn .icn-lp-i .icn-fake { width: 48px; height: 48px; }
    .icn .icn-sizes-row { gap: 0.8rem; padding: 0.8rem 0.5rem; }
    .icn .icn-verdict { margin-right: 2.4rem; padding: 0.7rem 0.8rem; }
    .icn .icn-hex { height: 360px; font-size: 0.72rem; }
    .icn .icn-hrow { gap: 0.6rem; padding: 0 0.4rem; }
    .icn .icn-hex-space { min-width: 520px; }
    .icn .icn-struct .icn-slen { display: none; }
    .icn .icn-struct li { grid-template-columns: minmax(0, 1fr) auto; }
    .icn .icn-actionbar .icn-main-act { flex: 1 1 100%; margin-left: 0; order: -1; }
    .icn .icn-actionbar .icn-btn-ghost { flex: 1 1 calc(50% - 0.5rem); padding: 0.45rem 0.4rem; }
    .icn .icn-actionbar .icn-menu-wrap { flex: 1 1 calc(50% - 0.5rem); display: flex; }
    .icn .icn-actionbar .icn-menu-wrap > .icn-btn { flex: 1; }
    .icn .icn-menu { right: 0; min-width: 230px; }
    .icn .icn-recent-list { grid-template-columns: minmax(0, 1fr); }
    .icn .icn-features { grid-template-columns: minmax(0, 1fr); }
    .icn .icn-info-card { padding: 1.1rem; }
    .icn .icn-panels.is-full { inset: 0; border-radius: 0; }
}