/* ── Base ──────────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

body {
    margin: 0;
    overflow: hidden;
    font-family: 'Segoe UI', system-ui, sans-serif;
    background: #000;
}

canvas { display: block; }
.hidden { display: none !important; }

/* ── Navbar ────────────────────────────────────────────────────────────────── */
#navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: 42px;
    background: rgba(8,8,18,0.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,0.07);
    display: flex;
    align-items: center;
    padding: 0 12px;
    gap: 10px;
    z-index: 300;
    color: #fff;
}

#btn-sidebar-toggle {
    background: none;
    border: none;
    color: rgba(255,255,255,0.6);
    font-size: 18px;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 6px;
    transition: color 0.15s, background 0.15s;
    line-height: 1;
}
#btn-sidebar-toggle:hover { color: #fff; background: rgba(255,255,255,0.08); }

#navbar-title {
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 0.05em;
    color: #7dd3fc;
    flex: 1;
}

#btn-models {
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.12);
    color: rgba(255,255,255,0.8);
    padding: 4px 14px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 12px;
    transition: background 0.15s;
}
#btn-models:hover { background: rgba(255,255,255,0.14); }

/* ── Sidebar ───────────────────────────────────────────────────────────────── */
#sidebar {
    position: fixed;
    top: 42px; left: 0;
    width: 260px;
    height: calc(100vh - 42px);
    background: rgba(7,7,16,0.96);
    backdrop-filter: blur(16px);
    border-right: 1px solid rgba(255,255,255,0.06);
    z-index: 200;
    display: flex;
    flex-direction: column;
    transition: transform 0.22s cubic-bezier(0.4,0,0.2,1);
    overflow: hidden;
}

#sidebar.collapsed { transform: translateX(-260px); }

#sidebar-header {
    padding: 10px 12px 8px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

#sidebar-header > span {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: rgba(255,255,255,0.35);
    text-transform: uppercase;
}

#sidebar-search {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 6px;
    color: #fff;
    padding: 5px 10px;
    font-size: 12px;
    outline: none;
    width: 100%;
    transition: border-color 0.15s;
}
#sidebar-search::placeholder { color: rgba(255,255,255,0.25); }
#sidebar-search:focus { border-color: rgba(125,211,252,0.4); }

#sidebar-cats {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 6px 0 12px;
}

#sidebar-cats::-webkit-scrollbar { width: 4px; }
#sidebar-cats::-webkit-scrollbar-track { background: transparent; }
#sidebar-cats::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 2px; }

/* ── Category box ──────────────────────────────────────────────────────────── */
.cat-box {
    margin: 4px 8px;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.07);
    overflow: hidden;
    transition: border-color 0.2s;
}
.cat-box:hover { border-color: var(--cat-color, rgba(255,255,255,0.15)); }

.cat-toggle {
    width: 100%;
    background: rgba(255,255,255,0.03);
    border: none;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 12px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    transition: background 0.15s;
    text-align: left;
}
.cat-toggle:hover { background: rgba(255,255,255,0.07); }

.cat-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--cat-color, #fff);
    flex-shrink: 0;
    box-shadow: 0 0 6px var(--cat-color, transparent);
}

.cat-label { flex: 1; }

.cat-count {
    font-size: 10px;
    color: rgba(255,255,255,0.3);
    font-weight: 400;
}

.cat-chevron {
    font-size: 10px;
    color: rgba(255,255,255,0.3);
    transition: transform 0.2s;
    flex-shrink: 0;
}
.cat-box.open .cat-chevron { transform: rotate(90deg); }

/* ── Tool list inside category ─────────────────────────────────────────────── */
.cat-tools {
    display: none;
    padding: 4px 8px 8px;
    background: rgba(0,0,0,0.2);
    gap: 3px;
    flex-direction: column;
}
.cat-box.open .cat-tools { display: flex; }

.tool-btn {
    background: none;
    border: none;
    color: rgba(255,255,255,0.65);
    font-size: 12px;
    text-align: left;
    padding: 6px 10px;
    border-radius: 7px;
    cursor: pointer;
    width: 100%;
    display: flex;
    align-items: center;
    gap: 7px;
    transition: background 0.12s, color 0.12s;
    line-height: 1.3;
}
.tool-btn:hover {
    background: rgba(255,255,255,0.07);
    color: #fff;
}
.tool-btn.active {
    background: rgba(var(--cat-rgb, 255,255,255), 0.12);
    color: #fff;
}

.tool-btn-dot {
    width: 5px; height: 5px;
    border-radius: 50%;
    background: var(--cat-color, #555);
    flex-shrink: 0;
    opacity: 0.6;
}

/* ── Slider row ────────────────────────────────────────────────────────────── */
.slider-row {
    padding: 4px 10px 6px;
    display: flex;
    flex-direction: column;
    gap: 3px;
}
.slider-label-row {
    display: flex;
    justify-content: space-between;
    font-size: 10px;
    color: rgba(255,255,255,0.35);
}
.slider-row input[type=range] {
    width: 100%;
    accent-color: var(--cat-color, #7dd3fc);
    cursor: pointer;
    height: 3px;
}

/* ── Tool Overlay ──────────────────────────────────────────────────────────── */
#tool-overlay {
    position: fixed;
    inset: 0;
    z-index: 400;
    display: flex;
    flex-direction: column;
    background: #000;
}

#tool-overlay-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 42px;
    padding: 0 14px;
    background: rgba(8,8,18,0.97);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    flex-shrink: 0;
}

#tool-overlay-title {
    font-size: 13px;
    font-weight: 600;
    color: #fff;
}

#tool-overlay-actions { display: flex; gap: 8px; align-items: center; }

#btn-newtab {
    background: rgba(125,211,252,0.12);
    border: 1px solid rgba(125,211,252,0.25);
    color: #7dd3fc;
    padding: 4px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 12px;
    transition: background 0.15s;
}
#btn-newtab:hover { background: rgba(125,211,252,0.22); }

#btn-overlay-close {
    background: rgba(248,113,113,0.12);
    border: 1px solid rgba(248,113,113,0.25);
    color: #f87171;
    font-size: 18px;
    width: 30px; height: 30px;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s;
}
#btn-overlay-close:hover { background: rgba(248,113,113,0.25); }

#tool-overlay-body { flex: 1; position: relative; overflow: hidden; }

#tool-frame { width: 100%; height: 100%; border: none; display: block; }

/* ── Blocked fallback ──────────────────────────────────────────────────────── */
#tool-blocked {
    position: absolute; inset: 0;
    background: #090912;
    display: flex; align-items: center; justify-content: center;
}
#tool-blocked-inner { text-align: center; color: #fff; max-width: 340px; }
#tool-blocked-icon { font-size: 52px; margin-bottom: 14px; }
#tool-blocked-inner h2 { font-size: 20px; margin: 0 0 8px; }
#tool-blocked-inner p { color: rgba(255,255,255,0.45); font-size: 13px; line-height: 1.6; margin: 0 0 18px; }
#btn-blocked-newtab {
    background: #7dd3fc; color: #000; border: none;
    padding: 9px 22px; border-radius: 8px;
    font-size: 14px; font-weight: 700; cursor: pointer;
}
#btn-blocked-newtab:hover { opacity: 0.85; }

/* ── Native tool badge ──────────────────────────────────────────────────────── */
.tool-native-badge {
    margin-left: auto;
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.05em;
    background: rgba(38,198,218,0.18);
    color: #26C6DA;
    border: 1px solid rgba(38,198,218,0.3);
    border-radius: 4px;
    padding: 1px 5px;
    flex-shrink: 0;
}

/* ── Native panel ───────────────────────────────────────────────────────────── */
#native-panel {
    position: fixed;
    top: 42px;
    right: 0;
    width: 280px;
    height: calc(100vh - 42px);
    background: rgba(7,7,16,0.97);
    backdrop-filter: blur(16px);
    border-left: 1px solid rgba(255,255,255,0.08);
    z-index: 350;
    display: flex;
    flex-direction: column;
    animation: slideInRight 0.22s cubic-bezier(0.4,0,0.2,1);
}

@keyframes slideInRight {
    from { transform: translateX(280px); }
    to   { transform: translateX(0); }
}

#native-panel-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 42px;
    padding: 0 14px;
    background: rgba(8,8,18,0.97);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    flex-shrink: 0;
}

#native-panel-title {
    font-size: 13px;
    font-weight: 600;
    color: #7dd3fc;
}

#btn-native-close {
    background: rgba(248,113,113,0.12);
    border: 1px solid rgba(248,113,113,0.25);
    color: #f87171;
    font-size: 18px;
    width: 30px; height: 30px;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s;
}
#btn-native-close:hover { background: rgba(248,113,113,0.25); }

#native-panel-body {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 10px 12px 16px;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.1) transparent;
}
#native-panel-body::-webkit-scrollbar { width: 4px; }
#native-panel-body::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 2px; }

/* ── Native panel controls ───────────────────────────────────────────────────── */
.np-row {
    margin-bottom: 8px;
}
.np-row label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 11px;
    color: rgba(255,255,255,0.5);
    margin-bottom: 3px;
}
.np-val {
    color: #7dd3fc;
    font-size: 11px;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}
.np-row input[type=range] {
    width: 100%;
    accent-color: #26C6DA;
    cursor: pointer;
    height: 3px;
    display: block;
}
.np-section {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.25);
    margin: 12px 0 6px;
    padding-bottom: 4px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
.np-section-presets {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.25);
    margin: 12px 0 6px;
}
.np-info {
    font-size: 11px;
    color: rgba(255,255,255,0.6);
    background: rgba(255,255,255,0.04);
    border-radius: 6px;
    padding: 6px 8px;
    margin-bottom: 8px;
    font-variant-numeric: tabular-nums;
    line-height: 1.5;
}
.np-check-row {
    display: flex;
    gap: 14px;
}
.np-check-row label {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 11px;
    color: rgba(255,255,255,0.5);
    cursor: pointer;
}
.np-check-row input[type=checkbox] {
    accent-color: #26C6DA;
    cursor: pointer;
}
.np-presets {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin-top: 4px;
}
.np-preset-btn {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.7);
    font-size: 11px;
    padding: 4px 8px;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.12s;
}
.np-preset-btn:hover { background: rgba(255,255,255,0.12); color: #fff; }