/* Features catalog page-specific styles */

.features-toolbar {
    position: sticky;
    top: 60px;
    z-index: 50;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--line);
    padding: 14px 0;
}
.features-toolbar-inner {
    width: var(--container);
    margin: 0 auto;
    display: flex; align-items: center; gap: 18px;
    flex-wrap: wrap;
}
.features-counter {
    font-family: var(--font-mono);
    font-size: 12.5px;
    color: var(--ink-3);
}
.features-counter strong { color: var(--violet); font-weight: 600; }
.features-search {
    flex: 1; min-width: 200px;
    padding: 9px 14px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--bg-soft);
    font: inherit;
    font-size: 14px;
    color: var(--ink);
}
.features-search:focus {
    outline: none;
    background: #fff;
    border-color: var(--violet);
    box-shadow: 0 0 0 3px rgba(109,40,217,0.12);
}
.features-filters { display: flex; gap: 6px; }
.features-filter {
    padding: 7px 14px;
    background: var(--bg-soft);
    border: 1px solid var(--line);
    border-radius: 100px;
    font-size: 13px;
    color: var(--ink-3);
    cursor: pointer;
    font-weight: 500;
    transition: all 0.15s;
}
.features-filter:hover { border-color: var(--violet-lighter); }
.features-filter.active {
    background: var(--violet);
    color: #fff;
    border-color: var(--violet);
}

.features-catalog {
    padding: 32px 0 80px;
}
.features-catalog-inner {
    width: var(--container);
    margin: 0 auto;
    display: flex; flex-direction: column;
    gap: 8px;
}
.fsection {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 12px;
    overflow: hidden;
}
.fsection-sum {
    padding: 18px 24px;
    display: flex; justify-content: space-between; align-items: center;
    gap: 18px;
    cursor: pointer;
    list-style: none;
    background: var(--bg-soft);
}
.fsection-sum::-webkit-details-marker { display: none; }
.fsection-info { display: flex; align-items: baseline; gap: 14px; }
.fsection-num {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--violet);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.fsection-name {
    font-size: 16px;
    font-weight: 500;
    color: var(--ink);
    letter-spacing: -0.01em;
}
.fsection-meta {
    display: flex; align-items: center; gap: 12px;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--ink-4);
}
.fsection-meta strong { color: var(--ink); font-weight: 600; }
.fsection-toggle {
    width: 26px; height: 26px;
    border-radius: 50%;
    background: var(--violet-soft);
    color: var(--violet);
    display: grid; place-items: center;
    font-size: 16px;
}
.fsection[open] .fsection-toggle { background: var(--violet); color: #fff; transform: rotate(45deg); }
.fsection-body {
    padding: 4px 0;
}
.frow {
    display: grid;
    grid-template-columns: 140px 1fr auto;
    gap: 16px;
    padding: 14px 24px;
    align-items: center;
    border-top: 1px solid var(--line-soft);
}
.frow.diff { background: linear-gradient(90deg, var(--violet-softer) 0%, transparent 70%); }
.frow.hidden { display: none; }
.frow-subcat {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--ink-4);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.frow-name {
    font-size: 14px;
    color: var(--ink);
    font-weight: 500;
    line-height: 1.4;
}
.frow-name small {
    display: block;
    font-weight: 400;
    color: var(--ink-4);
    font-size: 12.5px;
    margin-top: 3px;
}
.frow-badge {
    font-family: var(--font-mono);
    font-size: 10.5px;
    padding: 4px 9px;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}
.frow-badge.differentiator {
    background: var(--violet);
    color: #fff;
}
.frow-badge.existing {
    background: var(--bg-soft);
    color: var(--ink-4);
    border: 1px solid var(--line);
}
.frow-badge.roadmap {
    background: #FEF3C7;
    color: #B45309;
}
.fsection.hidden { display: none; }

@media (max-width: 700px) {
    .frow { grid-template-columns: 1fr; gap: 4px; padding: 14px 20px; }
    .features-toolbar-inner { flex-direction: column; align-items: stretch; }
    .features-filters { flex-wrap: wrap; justify-content: center; }
}