/* ============================================================
   PowerPoint Viewer - scoped under .ppv / .ppv-* (rebuilt 2026-10-10)
   Shared header, footer, FAQ and related pills come from custom_styles.css.
   Accent: viewers blue #3399cc. Single colours, no gradients, no thick side borders.
   Light default, dark via [data-theme="dark"]. Slides keep their own colours.
   ============================================================ */
.ppv {
    --ppv-accent: #3399cc;
    --ppv-accent-strong: #237a9f;
    --ppv-accent-soft: rgba(51, 153, 204, 0.09);
    --ppv-accent-line: rgba(51, 153, 204, 0.45);
    --ppv-go: #237a9f;
    --ppv-go-hover: #1b6183;
    --ppv-card: var(--bg-elevated, #fff);
    --ppv-sunk: var(--card-tertiary, #f1f5f9);
    --ppv-open: var(--card-secondary, #f8f9fa);
    --ppv-line: var(--border-color, #e2e8f0);
    --ppv-text-1: var(--text-primary, #1e293b);
    --ppv-text-2: var(--text-secondary, #555);
    --ppv-muted: var(--text-muted, #64748b);
    --ppv-ok: #2f855a;
    --ppv-ok-soft: rgba(51, 153, 102, 0.1);
    --ppv-ok-line: rgba(51, 153, 102, 0.35);
    --ppv-warn: #b45309;
    --ppv-red: #c23b3b;
    --ppv-red-soft: rgba(230, 78, 78, 0.08);
    --ppv-red-line: rgba(230, 78, 78, 0.35);
    --ppv-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}
[data-theme="dark"] .ppv {
    --ppv-accent: #60a5fa;
    --ppv-accent-strong: #93c5fd;
    --ppv-accent-soft: rgba(96, 165, 250, 0.12);
    --ppv-accent-line: rgba(96, 165, 250, 0.45);
    --ppv-go: #2563eb;
    --ppv-go-hover: #1d4ed8;
    --ppv-sunk: #172033;
    --ppv-open: #1a2438;
    --ppv-ok: #4ade80;
    --ppv-ok-soft: rgba(74, 222, 128, 0.1);
    --ppv-ok-line: rgba(74, 222, 128, 0.35);
    --ppv-warn: #fbbf24;
    --ppv-red: #f87171;
    --ppv-red-soft: rgba(248, 113, 113, 0.1);
    --ppv-red-line: rgba(248, 113, 113, 0.4);
}
.ppv.tool-container { max-width: 1180px; margin: 0 auto; padding: 2rem; }
.ppv [hidden], .ppv-root [hidden] { display: none !important; }
.ppv .ppv-main { background: none; border: none; box-shadow: none; border-radius: 0; overflow: visible; padding: 0; }
.ppv button { font: inherit; }
.ppv code { font-family: var(--ppv-mono); font-size: 0.86em; padding: 0.05rem 0.35rem; border-radius: 5px; background: var(--ppv-sunk); }
.ppv kbd {
    display: inline-block; padding: 0.05rem 0.4rem; border-radius: 5px; border: 1px solid var(--ppv-line); border-bottom-width: 2px;
    background: var(--ppv-card); font: 600 0.78em var(--ppv-mono); color: var(--ppv-text-1);
}
.ppv .ppv-muted { color: var(--ppv-muted); }
.ppv .ppv-small { font-size: 0.8rem; margin: 0.5rem 0 0; }

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

/* ---------- error ---------- */
.ppv .ppv-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(--ppv-red-line); background: var(--ppv-red-soft); color: var(--ppv-text-1);
}
.ppv .ppv-error > svg { width: 20px; height: 20px; color: #e64e4e; flex-shrink: 0; margin-top: 2px; }
.ppv .ppv-error > div { flex: 1; min-width: 0; }
.ppv .ppv-error p { margin: 0; font-size: 0.92rem; line-height: 1.55; overflow-wrap: anywhere; }
.ppv .ppv-error p + p { margin-top: 0.3rem; color: var(--ppv-muted); font-size: 0.86rem; }
.ppv .ppv-error a, .ppv .ppv-wf a { color: var(--ppv-red); font-weight: 600; }
.ppv .ppv-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(--ppv-muted); cursor: pointer; padding: 0;
}
.ppv .ppv-x:hover { background: rgba(100, 116, 139, 0.12); color: var(--ppv-text-1); }
.ppv .ppv-x svg { width: 17px; height: 17px; }

/* ---------- cards ---------- */
.ppv .ppv-card {
    background: var(--ppv-card); border: 1px solid var(--ppv-line); border-radius: 20px;
    padding: 1.25rem; box-shadow: var(--shadow-sm); margin-bottom: 1.25rem; min-width: 0;
}
.ppv .ppv-h { display: flex; align-items: center; gap: 0.45rem; margin: 0 0 0.75rem; font-size: 1rem; font-weight: 700; color: var(--ppv-text-1); }
.ppv .ppv-h svg { width: 18px; height: 18px; color: var(--ppv-accent); flex-shrink: 0; }
.ppv .ppv-sub { margin: 1rem 0 0.5rem; font-size: 0.9rem; color: var(--ppv-text-1); }
.ppv .ppv-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(--ppv-muted); }
.ppv .ppv-caption svg { width: 14px; height: 14px; }

/* ---------- buttons ---------- */
.ppv .ppv-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;
}
.ppv .ppv-btn svg { width: 18px; height: 18px; flex-shrink: 0; }
.ppv .ppv-go { background: var(--ppv-go); color: #fff; }
.ppv .ppv-go:hover:not(:disabled) { background: var(--ppv-go-hover); color: #fff; }
.ppv .ppv-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.ppv .ppv-btn-lg { min-height: 50px; padding: 0.65rem 1.5rem; font-size: 1rem; }
.ppv .ppv-btn-sm { min-height: 36px; padding: 0.4rem 0.8rem; font-size: 0.85rem; border-radius: 10px; }
.ppv .ppv-btn-sm svg { width: 16px; height: 16px; }
.ppv .ppv-btn-ghost { background: var(--ppv-sunk); color: var(--ppv-text-2); border-color: var(--ppv-line); }
.ppv .ppv-btn-ghost:hover:not(:disabled) { color: var(--ppv-text-1); border-color: var(--ppv-accent-line); }
.ppv .ppv-text-btn {
    display: inline-flex; align-items: center; gap: 0.35rem; width: auto; padding: 0.4rem 0.6rem; margin: 0; border: none; border-radius: 8px;
    background: none; color: var(--ppv-accent-strong); font-size: 0.85rem; font-weight: 600; cursor: pointer; white-space: nowrap;
}
[data-theme="dark"] .ppv .ppv-text-btn { color: var(--ppv-accent); }
.ppv .ppv-text-btn:hover:not(:disabled) { background: var(--ppv-accent-soft); }
.ppv .ppv-text-btn:disabled { opacity: 0.4; cursor: default; }
.ppv .ppv-text-btn svg { width: 15px; height: 15px; }
.ppv .ppv-icon-btn {
    display: inline-flex; align-items: center; justify-content: center; width: 30px; height: 30px; padding: 0; margin: 0;
    border: none; border-radius: 7px; background: none; color: var(--ppv-text-2); cursor: pointer; flex-shrink: 0;
}
.ppv .ppv-icon-btn:hover:not(:disabled) { background: var(--ppv-accent-soft); color: var(--ppv-text-1); }
.ppv .ppv-icon-btn:disabled { opacity: 0.35; cursor: default; }
.ppv .ppv-icon-btn svg { width: 16px; height: 16px; }
.ppv .ppv-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(--ppv-line); background: var(--ppv-card); color: var(--ppv-text-2); font-size: 0.85rem; font-weight: 600; cursor: pointer;
}
.ppv .ppv-seg-btn svg { width: 15px; height: 15px; color: var(--ppv-accent); }
.ppv .ppv-seg-btn:hover { border-color: var(--ppv-accent-line); color: var(--ppv-text-1); }
.ppv .ppv-chip {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.35rem; width: auto; min-height: 34px; padding: 0.3rem 0.4rem; margin: 0;
    border-radius: 9px; border: 1px solid var(--ppv-line); background: var(--ppv-card); color: var(--ppv-text-2);
    font-size: 0.8rem; font-weight: 700; cursor: pointer; min-width: 0;
}
.ppv .ppv-chip:hover { border-color: var(--ppv-accent-line); }
.ppv .ppv-chip.is-active { border-color: var(--ppv-accent); background: var(--ppv-accent-soft); color: var(--ppv-accent-strong); }
[data-theme="dark"] .ppv .ppv-chip.is-active { color: var(--ppv-accent); }
.ppv .ppv-swatch { width: 11px; height: 11px; border-radius: 3px; flex-shrink: 0; }
.ppv .ppv-quick { display: grid; gap: 0.35rem; }
.ppv .ppv-quick > * { min-width: 0; }
.ppv .ppv-quick-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.ppv .ppv-quick-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }

/* ---------- upload ---------- */
.ppv .ppv-drop {
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.35rem; text-align: center;
    min-height: 180px; padding: 1.5rem 1.25rem; border-radius: 16px; border: 2px dashed var(--ppv-accent-line);
    background: var(--ppv-accent-soft); cursor: pointer; color: var(--ppv-muted); font-size: 0.86rem; line-height: 1.5;
    transition: border-color 0.15s, background 0.15s; box-sizing: border-box; margin: 0;
}
.ppv .ppv-drop:hover, .ppv .ppv-drop.is-drag { border-color: var(--ppv-accent); background: rgba(51, 153, 204, 0.14); }
.ppv .ppv-drop:focus-within { outline: 3px solid var(--ppv-accent-soft); }
.ppv .ppv-drop strong { font-size: 1.08rem; color: var(--ppv-text-1); }
.ppv .ppv-drop-link { color: var(--ppv-accent-strong); text-decoration: underline; text-underline-offset: 3px; }
[data-theme="dark"] .ppv .ppv-drop-link { color: var(--ppv-accent); }
.ppv .ppv-drop-icon {
    width: 58px; height: 58px; border-radius: 16px; display: flex; align-items: center; justify-content: center; margin-bottom: 0.35rem;
    background: var(--ppv-card); color: var(--ppv-accent); border: 1px solid var(--ppv-line);
}
.ppv .ppv-drop-icon svg { width: 28px; height: 28px; }
.ppv .ppv-or { display: flex; align-items: center; gap: 0.75rem; margin: 1rem 0 0.6rem; color: var(--ppv-muted); font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; }
.ppv .ppv-or::before, .ppv .ppv-or::after { content: ""; flex: 1; height: 1px; background: var(--ppv-line); }
.ppv .ppv-textarea {
    display: block; width: 100%; min-height: 150px; max-height: 60vh; resize: vertical; box-sizing: border-box; margin: 0;
    padding: 0.75rem 0.85rem; border-radius: 12px; border: 1px solid var(--ppv-line); background: var(--input-bg, #fff); color: var(--ppv-text-1);
    font: 0.84rem/1.55 var(--ppv-mono); tab-size: 4;
}
.ppv .ppv-textarea:focus { outline: none; border-color: var(--ppv-accent); box-shadow: 0 0 0 3px var(--ppv-accent-soft); }
.ppv .ppv-input-bar { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; margin-top: 0.7rem; }
.ppv .ppv-kbd-hint { margin-left: auto; font-size: 0.76rem; color: var(--ppv-muted); }
.ppv .ppv-samples { margin-top: 1rem; }
.ppv .ppv-sample-row { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.ppv .ppv-under { display: flex; flex-wrap: wrap; align-items: center; gap: 0.45rem 0.6rem; margin-top: 1rem; }
.ppv .ppv-pill {
    display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.22rem 0.65rem; border-radius: 999px;
    background: var(--ppv-sunk); border: 1px solid var(--ppv-line); font-size: 0.78rem; font-weight: 600; color: var(--ppv-text-2);
}
.ppv .ppv-pill svg { width: 14px; height: 14px; color: var(--ppv-accent); }
.ppv .ppv-recent { margin-top: 1rem; padding-top: 0.85rem; border-top: 1px solid var(--ppv-line); }
.ppv .ppv-recent-head { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; }
.ppv .ppv-recent-head .ppv-caption { margin: 0; }
.ppv .ppv-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; }
.ppv .ppv-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(--ppv-line); background: var(--ppv-sunk); cursor: pointer; text-align: left; min-width: 0;
}
.ppv .ppv-recent-list button:hover { border-color: var(--ppv-accent-line); }
.ppv .ppv-recent-name { font-size: 0.85rem; font-weight: 700; color: var(--ppv-text-1); max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ppv .ppv-recent-meta { font-size: 0.74rem; color: var(--ppv-muted); }

/* ---------- progress (stage dots + 8px bar) ---------- */
.ppv .ppv-prog { padding: 1rem 1.1rem; }
.ppv .ppv-prog-top { display: flex; align-items: center; gap: 0.9rem; flex-wrap: wrap; }
.ppv .ppv-prog-top .ppv-btn { margin-left: auto; }
.ppv .ppv-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"] .ppv .ppv-loader { --cico-outer-soft: rgba(242, 83, 78, 0.22); --cico-mid-soft: rgba(49, 174, 119, 0.22); }
.ppv .ppv-loader circle { fill: none; stroke-width: 72; transform-box: fill-box; transform-origin: center; }
.ppv .ppv-loader .bp { stroke: var(--cico-outer-soft); }
.ppv .ppv-loader .gp { stroke: var(--cico-mid-soft); }
.ppv .ppv-loader .b { stroke: var(--cico-outer); stroke-linecap: round; stroke-dasharray: 35.3 100; animation: ppvSpinL 1.3s linear infinite; }
.ppv .ppv-loader .g { stroke: var(--cico-mid); stroke-linecap: round; stroke-dasharray: 75.8 100; animation: ppvSpinR 2.1s linear infinite; }
.ppv .ppv-loader .r { stroke: var(--cico-inner); animation: ppvBreathe 1.3s ease-in-out infinite; }
@keyframes ppvSpinL { from { transform: rotate(117deg); } to { transform: rotate(-243deg); } }
@keyframes ppvSpinR { from { transform: rotate(36deg); } to { transform: rotate(396deg); } }
@keyframes ppvBreathe { 50% { transform: scale(0.9); } }
@media (prefers-reduced-motion: reduce) {
    .ppv .ppv-loader .b { animation-duration: 4s; }
    .ppv .ppv-loader .g { animation-duration: 6s; }
    .ppv .ppv-loader .r { animation: none; }
}
.ppv .ppv-stages { display: flex; align-items: center; flex-wrap: wrap; row-gap: 0.4rem; }
.ppv .ppv-stage { display: inline-flex; align-items: center; gap: 0.4rem; font-size: 0.8rem; font-weight: 700; color: var(--ppv-muted); }
.ppv .ppv-dot { display: inline-flex; align-items: center; justify-content: center; padding: 6px; border-radius: 50%; background: var(--ppv-card); border: 1px solid var(--ppv-line); color: var(--ppv-muted); }
.ppv .ppv-dot svg { width: 18px; height: 18px; display: block; }
.ppv .ppv-stage.active { color: var(--ppv-text-1); }
.ppv .ppv-stage.active .ppv-dot { background: var(--ppv-go); border-color: var(--ppv-go); color: #fff; }
.ppv .ppv-stage.done .ppv-dot { background: #339966; border-color: #339966; color: #fff; }
.ppv .ppv-stage-line { width: 28px; height: 2px; margin: 0 0.5rem; border-radius: 2px; background: var(--ppv-line); flex-shrink: 0; }
.ppv .ppv-stage-line.done { background: #339966; }
.ppv .ppv-prog-head { display: flex; align-items: baseline; justify-content: space-between; gap: 0.75rem; margin-top: 0.85rem; }
.ppv .ppv-prog-text { font-size: 0.86rem; color: var(--ppv-text-2); min-width: 0; overflow-wrap: anywhere; }
.ppv .ppv-prog-pct { font-size: 0.95rem; font-weight: 800; color: var(--ppv-text-1); font-variant-numeric: tabular-nums; }
.ppv .ppv-bar { position: relative; height: 8px; margin-top: 0.5rem; border-radius: 999px; background: var(--ppv-line); overflow: hidden; }
.ppv .ppv-bar-fill { position: absolute; inset: 0 auto 0 0; width: 0; background: var(--ppv-go); border-radius: 999px; transition: width 0.3s; }

/* ---------- viewer head ---------- */
.ppv .ppv-tabs { display: flex; align-items: center; gap: 0.35rem; flex-wrap: wrap; margin: 0 0 1rem; padding-bottom: 0.75rem; border-bottom: 1px solid var(--ppv-line); }
.ppv .ppv-tab { display: inline-flex; align-items: center; max-width: 100%; min-width: 0; border-radius: 10px; border: 1px solid var(--ppv-line); background: var(--ppv-sunk); }
.ppv .ppv-tab.is-active { border-color: var(--ppv-accent); background: var(--ppv-accent-soft); }
.ppv .ppv-tab-name {
    display: inline-flex; align-items: center; gap: 0.35rem; min-width: 0; width: auto; min-height: 34px; padding: 0.25rem 0.3rem 0.25rem 0.65rem; margin: 0;
    border: none; background: none; cursor: pointer; color: var(--ppv-text-2); font-size: 0.84rem; font-weight: 600;
}
.ppv .ppv-tab-name span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ppv .ppv-tab.is-active .ppv-tab-name { color: var(--ppv-text-1); }
.ppv .ppv-tab-name svg { color: var(--ppv-accent); flex-shrink: 0; }
.ppv .ppv-tab-x { display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px; padding: 0; margin: 0 0.15rem 0 0; border: none; border-radius: 7px; background: none; color: var(--ppv-muted); cursor: pointer; }
.ppv .ppv-tab-x:hover { background: rgba(100, 116, 139, 0.14); color: var(--ppv-text-1); }
.ppv .ppv-tab-add {
    display: inline-flex; align-items: center; gap: 0.3rem; width: auto; min-height: 34px; padding: 0.25rem 0.7rem; margin: 0; border-radius: 10px;
    border: 1px dashed var(--ppv-line); background: none; color: var(--ppv-accent-strong); font-size: 0.82rem; font-weight: 600; cursor: pointer;
}
[data-theme="dark"] .ppv .ppv-tab-add { color: var(--ppv-accent); }
.ppv .ppv-tab-add:hover, .ppv .ppv-tab-add.is-on { border-style: solid; border-color: var(--ppv-accent); background: var(--ppv-accent-soft); }

.ppv .ppv-filehead { display: flex; align-items: center; gap: 0.8rem; flex-wrap: wrap; }
.ppv .ppv-fileicon { width: 44px; height: 44px; border-radius: 12px; flex-shrink: 0; display: flex; align-items: center; justify-content: center; background: var(--ppv-accent-soft); color: var(--ppv-accent); }
.ppv .ppv-fileicon svg { width: 22px; height: 22px; }
.ppv .ppv-filetext { flex: 1; min-width: 0; }
.ppv .ppv-filetext strong { display: block; font-size: 1.02rem; color: var(--ppv-text-1); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ppv .ppv-filetext span { display: block; font-size: 0.82rem; color: var(--ppv-muted); }
.ppv .ppv-badge, .ppv .ppv-kind { display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.25rem 0.7rem; border-radius: 999px; font-size: 0.8rem; font-weight: 700; white-space: nowrap; }
.ppv .ppv-badge.is-ok { background: var(--ppv-ok-soft); border: 1px solid var(--ppv-ok-line); color: var(--ppv-ok); }
.ppv .ppv-badge.is-bad { background: var(--ppv-red-soft); border: 1px solid var(--ppv-red-line); color: var(--ppv-red); }
.ppv .ppv-kind { background: var(--ppv-accent-soft); border: 1px solid var(--ppv-accent-line); color: var(--ppv-accent-strong); }
[data-theme="dark"] .ppv .ppv-kind { color: var(--ppv-accent); }
.ppv .ppv-stats { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-top: 0.75rem; }
.ppv .ppv-stat { display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.22rem 0.6rem; border-radius: 999px; background: var(--ppv-sunk); border: 1px solid var(--ppv-line); font-size: 0.78rem; color: var(--ppv-text-2); }
.ppv .ppv-stat svg { width: 14px; height: 14px; color: var(--ppv-accent); }
.ppv .ppv-stat strong { color: var(--ppv-text-1); font-variant-numeric: tabular-nums; }

/* notes */
.ppv .ppv-note {
    display: flex; gap: 0.6rem; align-items: flex-start; padding: 0.7rem 0.9rem; margin: 0.75rem 0 0; border-radius: 12px;
    font-size: 0.84rem; line-height: 1.5; color: var(--ppv-text-1); background: rgba(51, 153, 204, 0.08); border: 1px solid rgba(51, 153, 204, 0.3);
}
.ppv .ppv-note.is-warn { background: rgba(217, 119, 6, 0.08); border-color: rgba(217, 119, 6, 0.35); }
.ppv .ppv-note > svg { width: 18px; height: 18px; flex-shrink: 0; margin-top: 1px; color: var(--ppv-accent); }
.ppv .ppv-note.is-warn > svg { color: var(--ppv-warn); }
.ppv .ppv-note > div { flex: 1; min-width: 0; }
.ppv .ppv-note p { margin: 0; overflow-wrap: anywhere; }
.ppv .ppv-note .ppv-text-btn { flex-shrink: 0; padding: 0.15rem 0.45rem; }
.ppv .ppv-warn-list { margin: 0.4rem 0 0; padding-left: 1.1rem; display: grid; gap: 0.25rem; overflow-wrap: anywhere; }

/* ---------- toolbar ---------- */
.ppv .ppv-toolbar { display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; margin-top: 1rem; }
.ppv .ppv-segs { display: inline-flex; flex-wrap: wrap; padding: 0.2rem; gap: 0.2rem; border-radius: 10px; background: var(--ppv-sunk); border: 1px solid var(--ppv-line); max-width: 100%; }
.ppv .ppv-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(--ppv-muted); font-size: 0.84rem; font-weight: 700; cursor: pointer; }
.ppv .ppv-segs button svg { width: 16px; height: 16px; }
.ppv .ppv-segs button:hover { color: var(--ppv-text-1); }
.ppv .ppv-segs button.is-active { background: var(--ppv-card); color: var(--ppv-accent-strong); box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08); }
[data-theme="dark"] .ppv .ppv-segs button.is-active { color: var(--ppv-accent); background: #26334a; }
.ppv .ppv-search { flex: 1; min-width: 240px; display: flex; align-items: center; gap: 0.25rem; height: 40px; padding: 0 0.3rem 0 0.7rem; border-radius: 10px; border: 1px solid var(--ppv-line); background: var(--input-bg, #fff); box-sizing: border-box; }
.ppv .ppv-search:focus-within { border-color: var(--ppv-accent); box-shadow: 0 0 0 3px var(--ppv-accent-soft); }
.ppv .ppv-search > svg { width: 16px; height: 16px; color: var(--ppv-muted); flex-shrink: 0; }
.ppv .ppv-search input { flex: 1; min-width: 0; width: auto; height: 100%; border: none; background: none; outline: none; box-shadow: none; color: var(--ppv-text-1); font-size: 0.88rem; padding: 0; margin: 0; }
.ppv .ppv-flag { width: auto; min-width: 28px; height: 26px; padding: 0 0.3rem; margin: 0; border: 1px solid transparent; border-radius: 6px; background: none; color: var(--ppv-muted); font: 700 0.75rem var(--ppv-mono); cursor: pointer; flex-shrink: 0; }
.ppv .ppv-flag:hover { color: var(--ppv-text-1); }
.ppv .ppv-flag[aria-pressed="true"] { border-color: var(--ppv-accent); background: var(--ppv-accent-soft); color: var(--ppv-accent-strong); }
[data-theme="dark"] .ppv .ppv-flag[aria-pressed="true"] { color: var(--ppv-accent); }
.ppv .ppv-search-count { font-size: 0.76rem; color: var(--ppv-muted); white-space: nowrap; font-variant-numeric: tabular-nums; }
.ppv .ppv-search-count.is-none { color: var(--ppv-red); }

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

/* action bar */
.ppv .ppv-actionbar { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; margin-top: 1.1rem; padding-top: 1rem; border-top: 1px solid var(--ppv-line); }
.ppv .ppv-actionbar .ppv-btn-ghost { min-height: 40px; padding: 0.4rem 0.65rem; font-size: 0.86rem; gap: 0.35rem; }
.ppv .ppv-actionbar .ppv-btn-ghost svg { width: 16px; height: 16px; }
.ppv .ppv-actionbar .ppv-go { margin-left: auto; }

/* modal */
.ppv .ppv-modal { position: fixed; inset: 0; z-index: 10002; display: flex; align-items: center; justify-content: center; padding: 16px; background: rgba(15, 23, 42, 0.55); }
.ppv .ppv-modal-box { position: relative; width: 100%; max-width: 560px; max-height: calc(100vh - 32px); overflow: auto; box-sizing: border-box; padding: 1.25rem; border-radius: 16px; background: var(--ppv-card); border: 1px solid var(--ppv-line); box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3); }
.ppv .ppv-modal-x { position: absolute; top: 10px; right: 10px; }
.ppv .ppv-modal-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 0.75rem; }
.ppv .ppv-modal-row label { display: flex; flex-direction: column; gap: 0.3rem; font-size: 0.82rem; font-weight: 700; color: var(--ppv-text-2); }
.ppv .ppv-modal-row .ppv-input { flex: none; width: 100%; height: 40px; }
.ppv .ppv-range-preview { max-height: 220px; overflow: auto; }

/* toast */
.ppv .ppv-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"] .ppv .ppv-toast { background: #e2e8f0; color: #0f172a; }
.ppv .ppv-toast.is-out { opacity: 0; }

/* ---------- content ---------- */
.ppv .ppv-info { margin-top: 2rem; display: grid; grid-template-columns: minmax(0, 1fr); gap: 1.25rem; }
.ppv .ppv-info > * { min-width: 0; }
.ppv .ppv-info-card { background: var(--bg-elevated, #fff); border: 1px solid var(--ppv-line); border-radius: var(--radius-md, 12px); padding: 1.4rem 1.5rem; }
.ppv .ppv-info-card h2 { display: flex; align-items: center; gap: 0.55rem; margin: 0 0 0.9rem; font-size: 1.25rem; color: var(--ppv-text-1); }
.ppv .ppv-info-card h2 svg { width: 22px; height: 22px; color: var(--ppv-accent); flex-shrink: 0; }
.ppv .ppv-info-card h3 { margin: 1.2rem 0 0.5rem; font-size: 1.05rem; color: var(--ppv-text-1); }
.ppv .ppv-info-card p, .ppv .ppv-info-card li { color: var(--ppv-text-2); line-height: 1.65; font-size: 0.97rem; }
.ppv .ppv-info-card p { margin: 0.8rem 0 0; }
.ppv .ppv-info-card h2 + p { margin-top: 0; }
.ppv .ppv-info a { color: var(--ppv-accent-strong); font-weight: 500; }
[data-theme="dark"] .ppv .ppv-info a { color: var(--ppv-accent); }
.ppv .ppv-steps, .ppv .ppv-list { margin: 0; padding-left: 1.3rem; display: grid; gap: 0.45rem; }
.ppv .ppv-features { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.75rem; }
.ppv .ppv-feature { padding: 0.9rem 1rem; border-radius: 12px; border: 1px solid var(--ppv-line); background: var(--ppv-open); min-width: 0; }
.ppv .ppv-feature > svg { width: 20px; height: 20px; color: var(--ppv-accent); }
.ppv .ppv-info-card .ppv-feature h3 { margin: 0.35rem 0 0.2rem; font-size: 0.95rem; }
.ppv .ppv-info-card .ppv-feature p { margin: 0; font-size: 0.88rem; line-height: 1.55; }
.ppv .ppv-table-wrap { overflow-x: auto; border: 1px solid var(--ppv-line); border-radius: 10px; margin-top: 0.9rem; }
.ppv .ppv-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; min-width: 520px; margin: 0; }
.ppv .ppv-table th, .ppv .ppv-table td { padding: 0.6rem 0.8rem; text-align: left; border-bottom: 1px solid var(--ppv-line); color: var(--ppv-text-2); vertical-align: top; }
.ppv .ppv-table th { background: var(--ppv-sunk); color: var(--ppv-text-1); font-weight: 700; font-size: 0.82rem; }
.ppv .ppv-table tr:last-child td { border-bottom: none; }
.ppv .ppv-table td:first-child { font-weight: 700; color: var(--ppv-text-1); white-space: nowrap; }

/* ---------- PowerPoint viewer specifics ---------- */
.ppv .ppv-under { display: flex; flex-wrap: wrap; align-items: center; gap: 0.45rem 0.6rem; margin-top: 1rem; }
.ppv .ppv-drop-row { display: flex; align-items: center; justify-content: center; gap: 0.5rem; flex-wrap: wrap; margin-top: 0.9rem; }
.ppv .ppv-fmt { display: inline-flex; align-items: center; padding: 0.15rem 0.55rem; border-radius: 999px; background: var(--ppv-card); border: 1px solid var(--ppv-line); font: 700 0.74rem var(--ppv-mono); color: var(--ppv-text-2); }
.ppv .ppv-fmt.is-approx { border-style: dashed; color: var(--ppv-muted); }
.ppv .ppv-sample-row { display: flex; align-items: center; justify-content: center; gap: 0.6rem; flex-wrap: wrap; margin-top: 1rem; }

/* toolbar extras */
.ppv .ppv-toolbar .ppv-btn-sm { min-height: 40px; }
.ppv .ppv-search { position: relative; }
.ppv .ppv-results {
    position: absolute; left: 0; right: 0; top: calc(100% + 6px); z-index: 30; max-height: 320px; overflow: auto; margin: 0; padding: 0.3rem; list-style: none;
    background: var(--ppv-card); border: 1px solid var(--ppv-line); border-radius: 12px; box-shadow: 0 12px 30px rgba(15, 23, 42, 0.16);
}
.ppv .ppv-results li { margin: 0; }
.ppv .ppv-results button {
    display: flex; gap: 0.6rem; width: 100%; padding: 0.45rem 0.6rem; margin: 0; border: none; border-radius: 8px; background: none; cursor: pointer; text-align: left;
    color: var(--ppv-text-2); font-size: 0.84rem; line-height: 1.4; min-width: 0;
}
.ppv .ppv-results button:hover, .ppv .ppv-results button.is-on { background: var(--ppv-accent-soft); color: var(--ppv-text-1); }
.ppv .ppv-results b { flex-shrink: 0; color: var(--ppv-accent-strong); font-variant-numeric: tabular-nums; }
[data-theme="dark"] .ppv .ppv-results b { color: var(--ppv-accent); }
.ppv .ppv-results span { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ppv .ppv-results em { font-style: normal; background: rgba(250, 204, 21, 0.45); border-radius: 3px; color: var(--ppv-text-1); }
.ppv .ppv-results .ppv-res-empty { padding: 0.6rem; color: var(--ppv-muted); font-size: 0.84rem; }

/* panes */
.ppv .ppv-panes { margin-top: 0.85rem; min-width: 0; }
.ppv .ppv-work { display: grid; grid-template-columns: 188px minmax(0, 1fr); gap: 0.85rem; align-items: start; }
.ppv .ppv-work > * { min-width: 0; }
.ppv .ppv-rail {
    display: flex; flex-direction: column; gap: 0.55rem; max-height: 76vh; overflow: auto; padding: 0.35rem 0.4rem 0.35rem 0.1rem;
    overscroll-behavior: contain; scrollbar-width: thin;
}
.ppv .ppv-thumb {
    position: relative; display: flex; gap: 0.4rem; align-items: flex-start; width: 100%; padding: 0; margin: 0; border: none; background: none; cursor: pointer; text-align: left; color: var(--ppv-muted);
}
.ppv .ppv-thumb-n { width: 1.4rem; flex-shrink: 0; padding-top: 0.15rem; text-align: right; font-size: 0.74rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.ppv .ppv-thumb-frame {
    position: relative; flex: 1; min-width: 0; overflow: hidden; border-radius: 6px; background: #fff; border: 2px solid var(--ppv-line);
    box-shadow: 0 1px 3px rgba(15, 23, 42, 0.08); transition: border-color 0.15s;
}
.ppv .ppv-thumb:hover .ppv-thumb-frame { border-color: var(--ppv-accent-line); }
.ppv .ppv-thumb.is-active .ppv-thumb-frame { border-color: var(--ppv-accent); box-shadow: 0 0 0 3px var(--ppv-accent-soft); }
.ppv .ppv-thumb.is-active .ppv-thumb-n { color: var(--ppv-accent-strong); }
[data-theme="dark"] .ppv .ppv-thumb.is-active .ppv-thumb-n { color: var(--ppv-accent); }
.ppv .ppv-thumb.is-hidden .ppv-thumb-frame > .ppv-s { opacity: 0.45; }
.ppv .ppv-thumb:focus-visible { outline: none; }
.ppv .ppv-thumb:focus-visible .ppv-thumb-frame { outline: 3px solid var(--ppv-accent-line); outline-offset: 1px; }
.ppv .ppv-thumb-frame > .ppv-s { position: absolute; left: 0; top: 0; transform-origin: 0 0; pointer-events: none; }
.ppv .ppv-thumb-badge {
    position: absolute; right: 4px; top: 4px; z-index: 2; display: inline-flex; align-items: center; gap: 0.2rem; padding: 0.05rem 0.35rem; border-radius: 999px;
    background: rgba(15, 23, 42, 0.78); color: #fff; font-size: 0.64rem; font-weight: 700;
}
.ppv .ppv-thumb-badge svg { width: 11px; height: 11px; }
.ppv .ppv-thumb-hits { background: #b45309; }

.ppv .ppv-stagebar { display: flex; align-items: center; gap: 0.35rem; flex-wrap: wrap; margin-bottom: 0.55rem; }
.ppv .ppv-stagebar .ppv-sep { width: 1px; height: 24px; background: var(--ppv-line); margin: 0 0.25rem; }
.ppv .ppv-pager { display: inline-flex; align-items: center; gap: 0.3rem; font-size: 0.86rem; color: var(--ppv-muted); font-variant-numeric: tabular-nums; }
.ppv .ppv-pager input {
    width: 3.4rem; height: 32px; padding: 0 0.3rem; margin: 0; box-sizing: border-box; text-align: center; border-radius: 8px; border: 1px solid var(--ppv-line);
    background: var(--input-bg, #fff); color: var(--ppv-text-1); font: 700 0.86rem inherit; -moz-appearance: textfield;
}
.ppv .ppv-pager input::-webkit-outer-spin-button, .ppv .ppv-pager input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.ppv .ppv-pager input:focus { outline: none; border-color: var(--ppv-accent); box-shadow: 0 0 0 3px var(--ppv-accent-soft); }
.ppv .ppv-zoomsel {
    height: 32px; padding: 0 0.4rem; margin: 0; width: auto; border-radius: 8px; border: 1px solid var(--ppv-line); background: var(--input-bg, #fff); color: var(--ppv-text-1); font-size: 0.84rem; font-weight: 700;
}
.ppv .ppv-stagebar .ppv-grow { flex: 1; }
.ppv .ppv-slide-title { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 0.84rem; color: var(--ppv-muted); }
.ppv .ppv-hidden-tag { display: inline-flex; align-items: center; gap: 0.25rem; padding: 0.1rem 0.5rem; border-radius: 999px; background: rgba(217, 119, 6, 0.1); color: var(--ppv-warn); font-size: 0.74rem; font-weight: 700; }
.ppv .ppv-hidden-tag svg { width: 13px; height: 13px; }

.ppv .ppv-canvas {
    position: relative; overflow: auto; border-radius: 12px; background: #e6ebf1; border: 1px solid var(--ppv-line); padding: 18px;
    display: flex; min-height: 220px; max-height: 78vh; overscroll-behavior: contain;
}
[data-theme="dark"] .ppv .ppv-canvas { background: #0b1220; }
.ppv .ppv-canvas.is-fit { overflow: hidden; }
.ppv .ppv-stage-inner { margin: auto; flex-shrink: 0; }
.ppv .ppv-slidebox { position: relative; overflow: hidden; background: #fff; box-shadow: 0 4px 18px rgba(15, 23, 42, 0.18); border-radius: 2px; }
.ppv .ppv-slidebox > .ppv-s { position: absolute; left: 0; top: 0; transform-origin: 0 0; }
.ppv .ppv-slidebox ::selection { background: rgba(51, 153, 204, 0.35); }
.ppv .ppv-stage-nav {
    position: absolute; top: 50%; transform: translateY(-50%); z-index: 3; width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--ppv-line);
    background: var(--ppv-card); color: var(--ppv-text-1); display: none; align-items: center; justify-content: center; cursor: pointer; padding: 0; margin: 0; box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}
.ppv .ppv-stage-wrap { position: relative; }
.ppv .ppv-stage-wrap:hover .ppv-stage-nav { display: inline-flex; }
.ppv .ppv-stage-nav.is-prev { left: 8px; }
.ppv .ppv-stage-nav.is-next { right: 8px; }
.ppv .ppv-stage-nav svg { width: 20px; height: 20px; }
.ppv .ppv-stage-nav:disabled { opacity: 0.35; cursor: default; }
mark.ppv-hit { background: rgba(250, 204, 21, 0.6); color: inherit; border-radius: 2px; padding: 0; }
mark.ppv-hit.is-cur { background: rgba(249, 115, 22, 0.75); }

.ppv .ppv-notes { margin-top: 0.75rem; border: 1px solid var(--ppv-line); border-radius: 12px; background: var(--ppv-open); }
.ppv .ppv-notes-head { display: flex; align-items: center; gap: 0.5rem; padding: 0.5rem 0.75rem; border-bottom: 1px solid var(--ppv-line); }
.ppv .ppv-notes-head strong { display: inline-flex; align-items: center; gap: 0.4rem; font-size: 0.86rem; color: var(--ppv-text-1); }
.ppv .ppv-notes-head strong svg { width: 16px; height: 16px; color: var(--ppv-accent); }
.ppv .ppv-notes-head .ppv-text-btn { margin-left: auto; }
.ppv .ppv-notes-body { padding: 0.7rem 0.9rem; max-height: 220px; overflow: auto; font-size: 0.93rem; line-height: 1.6; color: var(--ppv-text-1); white-space: pre-wrap; overflow-wrap: anywhere; }
.ppv .ppv-notes-body.is-empty { color: var(--ppv-muted); font-style: italic; }

/* grid */
.ppv .ppv-gridview { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 0.9rem; }
.ppv .ppv-gridview .ppv-thumb { flex-direction: column; gap: 0.35rem; }
.ppv .ppv-gridview .ppv-thumb-frame { width: 100%; flex: none; }
.ppv .ppv-gridview .ppv-thumb-n { width: auto; text-align: left; padding: 0; display: flex; gap: 0.35rem; min-width: 0; max-width: 100%; }
.ppv .ppv-gridview .ppv-thumb-n span { font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }

/* outline */
.ppv .ppv-pane-head { display: flex; align-items: center; gap: 0.4rem; flex-wrap: wrap; margin-bottom: 0.7rem; }
.ppv .ppv-pane-head .ppv-caption { margin: 0 auto 0 0; }
.ppv .ppv-outline { border: 1px solid var(--ppv-line); border-radius: 12px; max-height: 72vh; overflow: auto; background: var(--ppv-card); }
.ppv .ppv-ol-slide { padding: 0.85rem 1rem; border-bottom: 1px solid var(--ppv-line); }
.ppv .ppv-ol-slide:last-child { border-bottom: none; }
.ppv .ppv-ol-title { display: flex; align-items: baseline; gap: 0.6rem; margin: 0 0 0.35rem; }
.ppv .ppv-ol-title button { padding: 0; margin: 0; border: none; background: none; cursor: pointer; color: var(--ppv-accent-strong); font-weight: 800; font-size: 0.86rem; font-variant-numeric: tabular-nums; width: auto; }
[data-theme="dark"] .ppv .ppv-ol-title button { color: var(--ppv-accent); }
.ppv .ppv-ol-title strong { font-size: 1rem; color: var(--ppv-text-1); overflow-wrap: anywhere; }
.ppv .ppv-ol-title em { font-style: normal; font-size: 0.74rem; color: var(--ppv-warn); font-weight: 700; }
.ppv .ppv-ol-p { margin: 0.15rem 0; font-size: 0.9rem; line-height: 1.55; color: var(--ppv-text-2); overflow-wrap: anywhere; white-space: pre-wrap; }
.ppv .ppv-ol-notes { margin: 0.45rem 0 0; padding: 0.45rem 0.65rem; border-radius: 8px; background: var(--ppv-sunk); font-size: 0.84rem; color: var(--ppv-text-2); white-space: pre-wrap; overflow-wrap: anywhere; }
.ppv .ppv-ol-notes b { color: var(--ppv-text-1); }

/* info */
.ppv .ppv-tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 0.6rem; margin-bottom: 1rem; }
.ppv .ppv-tile { padding: 0.7rem 0.8rem; border-radius: 12px; border: 1px solid var(--ppv-line); background: var(--ppv-open); min-width: 0; }
.ppv .ppv-tile svg { width: 18px; height: 18px; color: var(--ppv-accent); }
.ppv .ppv-tile strong { display: block; margin-top: 0.25rem; font-size: 1.3rem; color: var(--ppv-text-1); font-variant-numeric: tabular-nums; }
.ppv .ppv-tile span { font-size: 0.78rem; color: var(--ppv-muted); }
.ppv .ppv-info-cols { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 1rem; }
.ppv .ppv-props { width: 100%; border-collapse: collapse; margin: 0; font-size: 0.88rem; }
.ppv .ppv-props th, .ppv .ppv-props td { padding: 0.45rem 0.6rem; border-bottom: 1px solid var(--ppv-line); text-align: left; vertical-align: top; }
.ppv .ppv-props th { width: 38%; color: var(--ppv-muted); font-weight: 600; }
.ppv .ppv-props td { color: var(--ppv-text-1); overflow-wrap: anywhere; }
.ppv .ppv-props tr:last-child th, .ppv .ppv-props tr:last-child td { border-bottom: none; }
.ppv .ppv-box { border: 1px solid var(--ppv-line); border-radius: 12px; padding: 0.75rem 0.9rem; background: var(--ppv-card); min-width: 0; }
.ppv .ppv-box + .ppv-box { margin-top: 1rem; }
.ppv .ppv-media-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.3rem; }
.ppv .ppv-media-list li { display: flex; align-items: center; gap: 0.5rem; padding: 0.3rem 0; border-bottom: 1px dashed var(--ppv-line); min-width: 0; font-size: 0.86rem; }
.ppv .ppv-media-list li:last-child { border-bottom: none; }
.ppv .ppv-media-list li > svg { width: 16px; height: 16px; color: var(--ppv-accent); flex-shrink: 0; }
.ppv .ppv-media-list .ppv-mname { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--ppv-text-1); }
.ppv .ppv-media-list .ppv-msize { color: var(--ppv-muted); font-size: 0.78rem; white-space: nowrap; }
.ppv .ppv-fonts { display: flex; flex-wrap: wrap; gap: 0.35rem; }

/* actions */
.ppv .ppv-actionbar .ppv-btn-ghost[disabled] { opacity: 0.5; }

/* export progress */
.ppv .ppv-modal { position: fixed; inset: 0; z-index: 10060; display: flex; align-items: center; justify-content: center; padding: 16px; background: rgba(15, 23, 42, 0.55); }
.ppv .ppv-modal-box { position: relative; width: 100%; max-width: 440px; box-sizing: border-box; padding: 1.25rem; border-radius: 16px; background: var(--ppv-card); border: 1px solid var(--ppv-line); box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3); }
.ppv .ppv-modal-box h3 { display: flex; align-items: center; gap: 0.5rem; margin: 0 0 0.6rem; font-size: 1rem; color: var(--ppv-text-1); }
.ppv .ppv-modal-box h3 svg { width: 18px; height: 18px; color: var(--ppv-accent); }
.ppv .ppv-modal-box p { margin: 0.5rem 0 0; font-size: 0.86rem; color: var(--ppv-text-2); }
.ppv .ppv-modal-box .ppv-input-bar { justify-content: flex-end; }

/* slideshow */
.ppv-show { position: fixed; inset: 0; z-index: 10070; background: #000; display: flex; align-items: center; justify-content: center; overflow: hidden; touch-action: pan-y; user-select: none; -webkit-user-select: none; cursor: none; }
.ppv-show.is-cursor { cursor: default; }
.ppv-show[hidden], .ppv-show [hidden], .ppv-pres [hidden] { display: none !important; }
.ppv-show-box { position: relative; overflow: hidden; background: #fff; }
.ppv-show-box > .ppv-s { position: absolute; left: 0; top: 0; transform-origin: 0 0; }
.ppv-show-blank { position: absolute; inset: 0; z-index: 4; background: #000; }
.ppv-show-blank.is-white { background: #fff; }
.ppv-show-bar {
    position: absolute; left: 50%; bottom: 18px; transform: translateX(-50%); z-index: 5; display: flex; align-items: center; gap: 0.25rem; padding: 0.3rem; border-radius: 14px;
    background: rgba(17, 24, 39, 0.82); color: #f1f5f9; opacity: 0; transition: opacity 0.25s; font: 600 0.86rem system-ui, sans-serif; max-width: calc(100vw - 24px); flex-wrap: wrap; justify-content: center;
}
.ppv-show.is-cursor .ppv-show-bar, .ppv-show-bar:focus-within { opacity: 1; }
.ppv-show-bar button {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.35rem; min-width: 38px; height: 38px; padding: 0 0.55rem; margin: 0; border: none; border-radius: 10px;
    background: none; color: #f1f5f9; cursor: pointer; font: inherit; width: auto;
}
.ppv-show-bar button:hover, .ppv-show-bar button:focus-visible { background: rgba(255, 255, 255, 0.14); outline: none; }
.ppv-show-bar svg { width: 18px; height: 18px; }
.ppv-show-count { min-width: 64px; text-align: center; font-variant-numeric: tabular-nums; }
.ppv-show-jump { position: absolute; top: 18px; left: 50%; transform: translateX(-50%); z-index: 6; padding: 0.4rem 0.9rem; border-radius: 10px; background: rgba(17, 24, 39, 0.85); color: #fff; font: 700 1.1rem system-ui, sans-serif; }
.ppv-show-end { position: absolute; inset: 0; z-index: 3; display: flex; align-items: center; justify-content: center; background: #000; color: #cbd5e1; font: 500 1.05rem system-ui, sans-serif; text-align: center; padding: 16px; }

/* presenter */
.ppv-pres {
    position: fixed; inset: 0; z-index: 10080; display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr); grid-template-rows: auto minmax(0, 1fr) auto; gap: 14px; padding: 14px;
    background: #0b1220; color: #e2e8f0; font-family: system-ui, -apple-system, "Segoe UI", sans-serif; box-sizing: border-box;
}
.ppv-pres[hidden] { display: none !important; }
.ppv-pres-top { grid-column: 1 / -1; display: flex; align-items: center; gap: 0.9rem; flex-wrap: wrap; }
.ppv-pres-time { font: 800 1.7rem ui-monospace, Menlo, Consolas, monospace; font-variant-numeric: tabular-nums; color: #fff; }
.ppv-pres-clock { color: #94a3b8; font-weight: 600; font-variant-numeric: tabular-nums; }
.ppv-pres-count { margin-left: auto; font-weight: 700; color: #cbd5e1; font-variant-numeric: tabular-nums; }
.ppv-pres button {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.35rem; min-height: 38px; padding: 0 0.7rem; margin: 0; border-radius: 10px; width: auto;
    border: 1px solid rgba(148, 163, 184, 0.35); background: rgba(30, 41, 59, 0.9); color: #e2e8f0; cursor: pointer; font: 600 0.86rem inherit;
}
.ppv-pres button:hover, .ppv-pres button:focus-visible { border-color: #60a5fa; outline: none; }
.ppv-pres button svg { width: 17px; height: 17px; }
.ppv-pres-cur { grid-row: 2; grid-column: 1; display: flex; align-items: center; justify-content: center; min-height: 0; min-width: 0; }
.ppv-pres-side { grid-row: 2; grid-column: 2; display: flex; flex-direction: column; gap: 12px; min-height: 0; min-width: 0; }
.ppv-pres-label { font-size: 0.72rem; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; color: #94a3b8; margin: 0 0 6px; }
.ppv-pres-next { flex-shrink: 0; }
.ppv-pres-nextbox { display: flex; justify-content: center; }
.ppv-pres-notes { flex: 1; min-height: 0; display: flex; flex-direction: column; }
.ppv-pres-notes-body { flex: 1; overflow: auto; padding: 12px 14px; border-radius: 10px; background: #111a2c; border: 1px solid rgba(148, 163, 184, 0.2); line-height: 1.55; white-space: pre-wrap; overflow-wrap: anywhere; }
.ppv-pres-bottom { grid-column: 1 / -1; display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: center; }
.ppv-pres-bottom .ppv-pres-gap { flex: 1; }
.ppv-pres .ppv-show-box { box-shadow: 0 6px 24px rgba(0, 0, 0, 0.5); }
.ppv-pres-end { display: flex; align-items: center; justify-content: center; background: #111a2c; color: #94a3b8; border-radius: 6px; font-weight: 600; }

/* responsive (tool specific) */
@media (max-width: 860px) {
    .ppv .ppv-work { grid-template-columns: minmax(0, 1fr); }
    .ppv .ppv-rail { order: 2; flex-direction: row; max-height: none; overflow-x: auto; overflow-y: hidden; padding: 0.3rem 0.1rem 0.5rem; }
    .ppv .ppv-rail .ppv-thumb { width: 132px; flex-shrink: 0; flex-direction: column; gap: 0.2rem; }
    .ppv .ppv-rail .ppv-thumb-n { width: auto; text-align: left; padding: 0; }
    .ppv .ppv-rail .ppv-thumb-frame { width: 100%; flex: none; }
    .ppv .ppv-info-cols { grid-template-columns: minmax(0, 1fr); }
    .ppv-pres { grid-template-columns: minmax(0, 1fr); grid-template-rows: auto auto minmax(0, 1fr) auto; overflow: auto; }
    .ppv-pres-cur { grid-row: 2; grid-column: 1; }
    .ppv-pres-side { grid-row: 3; grid-column: 1; }
}
@media (max-width: 600px) {
    .ppv.tool-container { padding: 1.1rem 16px; }
    .ppv .tool-title { font-size: 1.5rem; }
    .ppv .ppv-title-icon { width: 46px; height: 46px; border-radius: 13px; }
    .ppv .ppv-title-icon svg { width: 25px; height: 25px; }
    .ppv .tool-description { font-size: 0.98rem; }
    .ppv .ppv-card { padding: 1rem; border-radius: 16px; }
    .ppv .ppv-drop { min-height: 150px; }
    .ppv .ppv-segs { width: 100%; display: grid; }
    .ppv .ppv-segs button { padding: 0.2rem 0.3rem; font-size: 0.8rem; }
    .ppv .ppv-search { min-width: 0; flex-basis: 100%; order: 3; }
    .ppv .ppv-toolbar .ppv-btn-sm { flex: 1; }
    .ppv .ppv-adv-head { padding: 0.55rem 0.75rem; }
    .ppv .ppv-adv-hint { display: none; }
    .ppv .ppv-actionbar .ppv-go { flex: 1 1 100%; margin-left: 0; order: -1; }
    .ppv .ppv-features { grid-template-columns: minmax(0, 1fr); }
    .ppv .ppv-info-card { padding: 1.1rem; }
    .ppv .ppv-stage .ppv-lbl { display: none; }
    .ppv .ppv-stage-line { width: 20px; margin: 0 0.3rem; }
    .ppv #ppvZoomIn, .ppv #ppvZoomOut { display: none; }
    .ppv .ppv-canvas { padding: 8px; max-height: 70vh; }
    .ppv .ppv-stagebar .ppv-slide-title { display: none; }
    .ppv .ppv-stagebar .ppv-sep { display: none; }
    .ppv .ppv-gridview { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.6rem; }
    .ppv .ppv-toolbar .ppv-btn-sm span { display: none; }
    .ppv .ppv-segs { grid-template-columns: repeat(4, minmax(0, 1fr)); }
    .ppv .ppv-segs button svg { display: none; }
    .ppv .ppv-tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .ppv-show-bar .ppv-hide-sm { display: none; }
    .ppv .ppv-actionbar .ppv-btn-ghost { flex: 1 1 calc(50% - 0.5rem); }
}

/* print: one slide per page (#ppvPrintBox is added to <body> while printing) */
#ppvPrintBox { display: none; }
@media print {
    body.ppv-printing > *:not(#ppvPrintBox) { display: none !important; }
    body.ppv-printing { margin: 0 !important; padding: 0 !important; background: #fff !important; }
    body.ppv-printing #ppvPrintBox { display: block !important; }
    #ppvPrintBox .ppv-print-page { position: relative; overflow: hidden; break-after: page; page-break-after: always; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
    #ppvPrintBox .ppv-print-page:last-child { break-after: auto; page-break-after: auto; }
    #ppvPrintBox .ppv-s { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}
.ppv .ppv-search input::-webkit-search-cancel-button { -webkit-appearance: none; display: none; }