/* ============================================
   Knowledge Modern FAQs — Frontend Styles v1.2.0
   Teal & White, clean SaaS aesthetic
   SVG icons: no background, teal on inactive, white on active
   ============================================ */

:root {
    --kmf-teal:        #146061;
    --kmf-teal-dark:   #1f7a6e;
    --kmf-teal-light:  #e8f5f3;
    --kmf-teal-muted:  #d0eeea;
    --kmf-text:        #1a2332;
    --kmf-text-muted:  #6b7c93;
    --kmf-border:      #e5eaef;
    --kmf-bg:          #ffffff;
    --kmf-bg-hover:    #f8fafb;
    --kmf-radius:      12px;
    --kmf-radius-sm:   8px;
    --kmf-shadow:      0 1px 3px rgba(0,0,0,.06), 0 1px 8px rgba(0,0,0,.04);
    --kmf-shadow-md:   0 4px 16px rgba(0,0,0,.08);
    --kmf-font:        inherit;
    --kmf-transition:  .22s cubic-bezier(.4,0,.2,1);
}

/* ── Wrapper ── */
.kmf-wrap {
    font-family: var(--kmf-font);
    max-width: 760px;
    margin: 0 auto;
    padding: 0 16px 64px;
    color: var(--kmf-text);
}

/* ── Header ── */
.kmf-header {
    text-align: center;
    margin-bottom: 40px;
}
.kmf-eyebrow {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--kmf-teal);
    margin-bottom: 10px;
}
.kmf-title {
    font-size: clamp(28px, 5vw, 42px);
    font-weight: 800;
    line-height: 1.15;
    color: var(--kmf-text);
    margin: 0 0 12px;
}
.kmf-subtitle {
    font-size: 16px;
    color: var(--kmf-text-muted);
    margin: 0;
}

/* ── Search ── */
.kmf-search-wrap {
    position: relative;
    margin-bottom: 28px;
}
.kmf-search-icon {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--kmf-text-muted);
    pointer-events: none;
    display: flex;
    align-items: center;
}
.kmf-search {
    width: 100%;
    box-sizing: border-box;
    border: 1.5px solid var(--kmf-border);
    border-radius: 50px !important;
    padding: 28px 0 28px 40px !important;
    font-size: 15px;
    color: var(--kmf-text);
    background: var(--kmf-bg);
    box-shadow: var(--kmf-shadow);
    outline: none;
    transition: border-color var(--kmf-transition), box-shadow var(--kmf-transition);
    -webkit-appearance: none;
    appearance: none;
}
.kmf-search::placeholder { color: var(--kmf-text-muted); }
.kmf-search:focus {
    border-color: var(--kmf-teal);
    box-shadow: 0 0 0 3px rgba(20,96,97,.12);
}
.kmf-search::-webkit-search-cancel-button { -webkit-appearance: none; }

.kmf-search-clear {
    position: absolute;
    right: 18px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    padding: 4px;
    cursor: pointer;
    color: var(--kmf-text-muted);
    display: flex;
    align-items: center;
    border-radius: 50%;
    transition: color var(--kmf-transition), background var(--kmf-transition);
}
.kmf-search-clear:hover {
    color: var(--kmf-text);
    background: var(--kmf-border);
}

/* ── Category Filters ── */
.kmf-cats {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
    margin-bottom: 32px;
}

.kmf-cat {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 9px 18px;
    border: 1.5px solid var(--kmf-border);
    border-radius: 50px;
    background: var(--kmf-bg);
    color: var(--kmf-text-muted);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--kmf-transition);
    white-space: nowrap;
    line-height: 1;
}

.kmf-cat:hover {
    border-color: var(--kmf-teal);
    color: var(--kmf-teal);
    background: var(--kmf-teal-light);
}

/* Active state: teal background → icon and text go white */
.kmf-cat--active {
    background: var(--kmf-teal) !important;
    border-color: var(--kmf-teal) !important;
    color: #fff !important;
}

/* ── SVG icon inside filter button ── */
.kmf-cat-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    /* Inherit color from button → teal when inactive, white when active */
    color: inherit;
    /* No background, no border-radius, no padding — pure icon */
}
.kmf-cat-icon svg {
    display: block;
    /* stroke inherits from color */
}

/* ── Results Count ── */
.kmf-count {
    font-size: 13px;
    color: var(--kmf-teal);
    font-weight: 600;
    margin: 0 0 16px;
}

/* ── FAQ List ── */
.kmf-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* ── FAQ Item ── */
.kmf-item {
    background: var(--kmf-bg);
    border: 1.5px solid var(--kmf-border);
    border-radius: var(--kmf-radius);
    box-shadow: var(--kmf-shadow);
    overflow: hidden;
    transition: border-color var(--kmf-transition), box-shadow var(--kmf-transition);
}
.kmf-item:hover {
    border-color: var(--kmf-teal-muted);
    box-shadow: var(--kmf-shadow-md);
}
.kmf-item.kmf-item--open {
    border-color: var(--kmf-teal);
}
.kmf-item[hidden] { display: none; }

/* ── Question button ── */
.kmf-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 22px 16px;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    color: var(--kmf-text);
}
.kmf-question-text {
    font-size: 15.5px;
    font-weight: 600;
    line-height: 1.4;
}
.kmf-item--open .kmf-question-text {
    color: var(--kmf-teal-dark);
}
.kmf-chevron {
    flex-shrink: 0;
    color: var(--kmf-text-muted);
    display: flex;
    align-items: center;
    transition: transform var(--kmf-transition), color var(--kmf-transition);
}
.kmf-item--open .kmf-chevron {
    transform: rotate(180deg);
    color: var(--kmf-teal);
}

/* ── Answer ── */
.kmf-answer {
    overflow: hidden;
    max-height: 0;
    visibility: hidden;
    transition: max-height .3s cubic-bezier(.4,0,.2,1), visibility .3s;
}
.kmf-answer.kmf-answer--open {
    max-height: 2000px;
    visibility: visible;
    display: block;
}
.kmf-answer-inner {
    padding: 0 22px 20px;
    font-size: 15px;
    line-height: 1.7;
    color: var(--kmf-text-muted);
}
.kmf-answer-inner p:first-child { margin-top: 0; }
.kmf-answer-inner p:last-child  { margin-bottom: 0; }
.kmf-answer-inner a {
    color: var(--kmf-teal);
    text-decoration: underline;
}
.kmf-answer-inner ul,
.kmf-answer-inner ol {
    padding-left: 20px;
    margin: 10px 0;
}
.kmf-answer-inner li { margin-bottom: 4px; }

/* ── Item meta (category label below answer) ── */
.kmf-item-meta {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 0 22px 14px;
    font-size: 12px;
    color: var(--kmf-text-muted);
    font-weight: 500;
}
.kmf-meta-icon {
    display: inline-flex;
    align-items: center;
    color: var(--kmf-teal);
    flex-shrink: 0;
}
.kmf-meta-icon svg {
    display: block;
}

/* ── Search highlight ── */
mark.kmf-hl {
    background: #fff3cd;
    color: inherit;
    border-radius: 2px;
    padding: 0 1px;
}

/* ── Empty state ── */
.kmf-empty {
    text-align: center;
    padding: 56px 24px;
    color: var(--kmf-text-muted);
}
.kmf-empty[hidden] { display: none !important; }
.kmf-empty svg {
    margin: 0 auto 16px;
    display: block;
    opacity: .35;
}
.kmf-empty p {
    font-size: 16px;
    font-weight: 600;
    margin: 0 0 6px;
    color: var(--kmf-text);
}
.kmf-empty small { font-size: 14px; }

/* ── Responsive ── */
@media (max-width: 540px) {
    .kmf-cats { justify-content: flex-start; }
    .kmf-question { padding: 16px 18px 12px; }
    .kmf-answer-inner { padding: 0 18px 16px; }
    .kmf-item-meta { padding: 0 18px 12px; }
}