/* ================================================================
 * KING SIZE — FAQ Page (Premium UI/UX)
 *   • Hero با گرادیان بنفش + جستجوی بزرگ مرکزی
 *   • Chip-based category filter (افقی، اسکرول‌پذیر در موبایل)
 *   • Accordion smooth با animated height
 *   • Live search + highlight کلمات
 *   • Empty state دلپذیر
 *   • CTA پایان
 *   • سازگار با ۳ نمای رنگی
 * ================================================================ */

.ks-faq {
	--ks-fg:          var(--cb-text, #e6edf3);
	--ks-fg-muted:    var(--cb-text-2, rgba(255,255,255,0.65));
	--ks-card-bg:     rgba(255,255,255,0.04);
	--ks-card-border: rgba(255,255,255,0.10);
	--ks-radius:      16px;
	--ks-purple:      var(--cv-plum, #6B2D5C);
	--ks-purple-glow: var(--cv-rose, #E7A6AE);
	--ks-purple-soft: rgba(107, 45, 92, 0.10);
	overflow: hidden;
}
.haika-theme-light .ks-faq {
	--ks-fg:          #1a1a2e;
	--ks-fg-muted:    #6b7280;
	--ks-card-bg:     #ffffff;
	--ks-card-border: rgba(107, 45, 92, 0.12);
}

.ks-container { max-width: 980px; margin-inline: auto; padding-inline: clamp(16px, 4vw, 32px); }
.ks-eyebrow {
	display: inline-block;
	padding: 6px 14px;
	border-radius: 999px;
	background: var(--ks-purple-soft);
	color: var(--ks-purple-glow);
	font-size: 12px;
	font-weight: 700;
	letter-spacing: .05em;
	margin-bottom: 14px;
}

/* ═══════ 1) HERO ═══════ */
.ks-faq-hero {
	position: relative;
	padding: 90px 0 60px;
	overflow: hidden;
	isolation: isolate;
}
.ks-faq-hero-bg {
	position: absolute; inset: 0; z-index: -1; overflow: hidden;
	background:
		radial-gradient(ellipse 70% 50% at 50% 0%, rgba(231,166,174,0.18), transparent 70%),
		radial-gradient(ellipse 50% 80% at 100% 100%, rgba(107,45,92,0.18), transparent 70%);
}
.ks-faq-orb {
	position: absolute;
	border-radius: 50%;
	filter: blur(70px);
	opacity: .45;
	animation: ks-faq-float 22s ease-in-out infinite;
}
.ks-faq-orb-1 {
	width: 380px; height: 380px;
	top: -120px; left: 10%;
	background: radial-gradient(circle, var(--ks-purple-glow), transparent 70%);
}
.ks-faq-orb-2 {
	width: 460px; height: 460px;
	bottom: -180px; right: 5%;
	background: radial-gradient(circle, var(--ks-purple), transparent 70%);
	animation-delay: -8s;
	animation-duration: 28s;
}
@keyframes ks-faq-float {
	0%, 100% { transform: translate(0,0) scale(1); }
	33%      { transform: translate(40px,-30px) scale(1.08); }
	66%      { transform: translate(-30px,40px) scale(.95); }
}

.ks-faq-hero-inner { text-align: center; max-width: 720px; margin: 0 auto; }
.ks-faq-hero-inner h1 {
	font-size: clamp(28px, 5vw, 48px);
	font-weight: 900;
	line-height: 1.2;
	margin: 0 0 14px;
	color: var(--ks-fg);
	background: linear-gradient(135deg, var(--ks-fg) 30%, var(--ks-purple-glow));
	-webkit-background-clip: text;
	background-clip: text;
	-webkit-text-fill-color: transparent;
	color: transparent;
}
.haika-theme-light .ks-faq-hero-inner h1 {
	background: linear-gradient(135deg, #1a1a2e 30%, #6B2D5C);
	-webkit-background-clip: text;
	background-clip: text;
	-webkit-text-fill-color: transparent;
}
.ks-faq-hero-inner > p {
	font-size: clamp(14px, 1.8vw, 17px);
	color: var(--ks-fg-muted);
	margin: 0 0 36px;
	line-height: 1.8;
}

/* Search box */
.ks-faq-search {
	position: relative;
	max-width: 600px;
	margin: 0 auto 18px;
	background: var(--ks-card-bg);
	border: 2px solid var(--ks-card-border);
	border-radius: 999px;
	padding: 4px 4px 4px 22px;
	display: flex;
	align-items: center;
	gap: 10px;
	transition: all .3s ease;
	backdrop-filter: blur(20px);
	-webkit-backdrop-filter: blur(20px);
}
.ks-faq-search:focus-within {
	border-color: var(--ks-purple-glow);
	box-shadow: 0 0 0 6px rgba(231, 166, 174, 0.15), 0 12px 40px rgba(231, 166, 174, 0.25);
	transform: translateY(-2px);
}
.ks-search-icon { color: var(--ks-purple-glow); display: inline-flex; flex-shrink: 0; }
.ks-faq-search input {
	flex: 1;
	background: transparent;
	border: 0;
	outline: 0;
	padding: 14px 4px;
	color: var(--ks-fg);
	font-family: inherit;
	font-size: 15px;
	font-weight: 500;
	min-width: 0;
}
.ks-faq-search input::placeholder {
	color: var(--ks-fg-muted);
	font-weight: 400;
}
.ks-faq-search input::-webkit-search-cancel-button { display: none; }
.ks-search-clear {
	flex-shrink: 0;
	width: 38px;
	height: 38px;
	border-radius: 50%;
	background: var(--ks-purple);
	border: 0;
	color: #fff;
	cursor: pointer;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	transition: background .15s;
}
.ks-search-clear:hover { background: var(--ks-purple-glow); }

.ks-faq-stats {
	font-size: 13px;
	color: var(--ks-fg-muted);
}
.ks-faq-stats strong { color: var(--ks-purple-glow); font-weight: 700; margin: 0 3px; }

/* ═══════ 2) CATEGORY CHIPS ═══════ */
.ks-faq-chips {
	position: sticky;
	top: 0;
	z-index: 10;
	padding: 16px 0;
	background: var(--cb-bg, #0d1117);
	backdrop-filter: blur(16px);
	-webkit-backdrop-filter: blur(16px);
	border-bottom: 1px solid var(--ks-card-border);
}
.haika-theme-light .ks-faq-chips { background: rgba(250, 250, 250, 0.95); }
.ks-chips-scroll {
	display: flex;
	gap: 8px;
	overflow-x: auto;
	scrollbar-width: none;
	-ms-overflow-style: none;
	padding-bottom: 2px;
}
.ks-chips-scroll::-webkit-scrollbar { display: none; }
.ks-chip {
	flex-shrink: 0;
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 9px 16px;
	border-radius: 999px;
	background: var(--ks-card-bg);
	border: 1px solid var(--ks-card-border);
	color: var(--ks-fg);
	font-family: inherit;
	font-size: 13px;
	font-weight: 600;
	cursor: pointer;
	transition: all .25s ease;
	white-space: nowrap;
}
.ks-chip svg { color: var(--ks-purple-glow); flex-shrink: 0; }
.ks-chip:hover {
	border-color: var(--ks-purple-glow);
	transform: translateY(-1px);
}
.ks-chip.is-active {
	background: linear-gradient(135deg, #8C4178, #6B2D5C);
	border-color: transparent;
	color: #fff;
	box-shadow: 0 6px 20px rgba(231, 166, 174, 0.4);
}
.ks-chip.is-active svg { color: #fff; }
.ks-chip-count {
	background: rgba(255,255,255,0.18);
	padding: 2px 8px;
	border-radius: 999px;
	font-size: 11px;
	font-weight: 700;
}
.ks-chip:not(.is-active) .ks-chip-count {
	background: var(--ks-purple-soft);
	color: var(--ks-purple-glow);
}

/* ═══════ 3) FAQ LIST ═══════ */
.ks-faq-list {
	padding: 50px 0 80px;
}
.ks-faq-group {
	margin-bottom: 36px;
	transition: opacity .25s ease;
}
.ks-faq-group.is-hidden { display: none; }
.ks-faq-group-title {
	display: flex;
	align-items: center;
	gap: 12px;
	margin: 0 0 18px;
	font-size: 19px;
	font-weight: 800;
	color: var(--ks-fg);
}
.ks-faq-group-title svg {
	color: var(--ks-purple-glow);
	background: var(--ks-purple-soft);
	padding: 10px;
	box-sizing: content-box;
	border-radius: 12px;
}

.ks-faq-items { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.ks-faq-item {
	background: var(--ks-card-bg);
	border: 1px solid var(--ks-card-border);
	border-radius: var(--ks-radius);
	overflow: hidden;
	transition: all .25s ease;
}
.ks-faq-item.is-hidden { display: none; }
.ks-faq-item:hover {
	border-color: rgba(231, 166, 174, 0.3);
}
.ks-faq-item.is-open {
	border-color: var(--ks-purple-glow);
	box-shadow: 0 8px 30px rgba(231, 166, 174, 0.18);
	background: linear-gradient(135deg, var(--ks-card-bg), rgba(231,166,174,0.06));
}

.ks-faq-q {
	width: 100%;
	background: transparent;
	border: 0;
	padding: 18px 22px;
	display: flex;
	align-items: center;
	gap: 14px;
	cursor: pointer;
	color: var(--ks-fg);
	font-family: inherit;
	font-size: 15px;
	font-weight: 600;
	text-align: start;
	line-height: 1.6;
}
.ks-faq-q-mark {
	flex-shrink: 0;
	width: 32px; height: 32px;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	background: linear-gradient(135deg, #E7A6AE, #6B2D5C);
	color: #fff;
	border-radius: 10px;
	font-size: 18px;
	font-weight: 900;
	box-shadow: 0 4px 12px rgba(231, 166, 174, 0.3);
}
.ks-faq-q-text { flex: 1; }
.ks-faq-q-icon {
	flex-shrink: 0;
	width: 32px; height: 32px;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	color: var(--ks-fg-muted);
	transition: transform .35s cubic-bezier(0.22, 1, 0.36, 1), color .15s;
}
.ks-faq-item.is-open .ks-faq-q-icon {
	transform: rotate(180deg);
	color: var(--ks-purple-glow);
}

.ks-faq-a {
	overflow: hidden;
	max-height: 0;
	transition: max-height .4s cubic-bezier(0.22, 1, 0.36, 1);
}
.ks-faq-item.is-open .ks-faq-a {
	max-height: 1000px;
}
.ks-faq-a[hidden] {
	display: block !important; /* override hidden for transition */
}
.ks-faq-a-inner {
	padding: 0 22px 20px 68px;
	font-size: 14.5px;
	line-height: 1.95;
	color: var(--ks-fg-muted);
}
[dir="ltr"] .ks-faq-a-inner { padding: 0 68px 20px 22px; }
.ks-faq-a-inner strong { color: var(--ks-fg); font-weight: 700; }
.ks-faq-a-inner em { color: var(--ks-purple-glow); font-style: normal; font-weight: 500; }
.ks-faq-a-inner code {
	background: var(--ks-purple-soft);
	color: var(--ks-purple-glow);
	padding: 2px 6px;
	border-radius: 4px;
	font-family: monospace;
	font-size: .9em;
}
.ks-faq-a-inner mark.ks-hl {
	background: linear-gradient(180deg, transparent 50%, rgba(231, 166, 174, 0.4) 50%);
	color: var(--ks-fg);
	padding: 0 2px;
	border-radius: 2px;
	font-weight: 700;
}
.ks-faq-q .ks-hl {
	background: linear-gradient(180deg, transparent 50%, rgba(231, 166, 174, 0.4) 50%);
	color: var(--ks-fg);
	padding: 0 2px;
	border-radius: 2px;
}

/* ═══════ Empty State ═══════ */
.ks-faq-empty {
	text-align: center;
	padding: 60px 20px;
	background: var(--ks-card-bg);
	border: 1px dashed var(--ks-card-border);
	border-radius: 24px;
	margin-bottom: 40px;
}
.ks-faq-empty-icon {
	display: inline-flex;
	width: 80px; height: 80px;
	border-radius: 50%;
	background: var(--ks-purple-soft);
	color: var(--ks-purple-glow);
	align-items: center;
	justify-content: center;
	margin-bottom: 16px;
}
.ks-faq-empty h3 { font-size: 19px; margin: 0 0 8px; color: var(--ks-fg); }
.ks-faq-empty p { color: var(--ks-fg-muted); margin: 0 0 22px; }

/* ═══════ CTA ═══════ */
.ks-faq-cta {
	padding: 0 0 100px;
}
.ks-faq-cta-card {
	display: flex;
	align-items: center;
	gap: 24px;
	padding: 32px;
	background: linear-gradient(135deg, rgba(231,166,174,0.12), rgba(107,45,92,0.18));
	border: 1px solid rgba(231, 166, 174, 0.3);
	border-radius: 24px;
	flex-wrap: wrap;
	justify-content: center;
	text-align: center;
	backdrop-filter: blur(20px);
	-webkit-backdrop-filter: blur(20px);
}
.ks-faq-cta-icon {
	width: 80px; height: 80px;
	border-radius: 20px;
	background: linear-gradient(135deg, #E7A6AE, #6B2D5C);
	color: #fff;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	flex-shrink: 0;
	box-shadow: 0 12px 30px rgba(231, 166, 174, 0.4);
}
.ks-faq-cta-text { flex: 1; min-width: 240px; text-align: start; }
.ks-faq-cta-text h3 { margin: 0 0 6px; font-size: 18px; color: var(--ks-fg); font-weight: 800; }
.ks-faq-cta-text p { margin: 0; color: var(--ks-fg-muted); font-size: 14px; line-height: 1.7; }
.ks-faq-cta-actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* ═══════ Buttons (shared with about page) ═══════ */
.ks-btn {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 12px 22px;
	border-radius: 12px;
	font-weight: 700;
	font-size: 14px;
	text-decoration: none;
	border: 2px solid transparent;
	cursor: pointer;
	transition: all .25s ease;
	font-family: inherit;
}
.ks-btn-primary {
	background: linear-gradient(135deg, #8C4178, #6B2D5C);
	color: #fff;
	box-shadow: 0 6px 20px rgba(231, 166, 174, 0.35);
}
.ks-btn-primary:hover {
	transform: translateY(-2px);
	box-shadow: 0 10px 30px rgba(231, 166, 174, 0.5);
}
.ks-btn-ghost {
	background: var(--ks-card-bg);
	color: var(--ks-fg);
	border-color: rgba(231, 166, 174, 0.3);
}
.ks-btn-ghost:hover {
	border-color: var(--ks-purple-glow);
	background: var(--ks-purple-soft);
}

/* ═══════ MOBILE ═══════ */
@media (max-width: 720px) {
	.ks-faq-hero { padding: 60px 0 40px; }
	.ks-faq-q { padding: 14px 16px; font-size: 14.5px; gap: 10px; }
	.ks-faq-q-mark { width: 28px; height: 28px; font-size: 16px; border-radius: 8px; }
	.ks-faq-a-inner {
		padding: 0 16px 16px 54px;
		font-size: 13.5px;
	}
	[dir="ltr"] .ks-faq-a-inner { padding: 0 54px 16px 16px; }
	.ks-faq-cta-card { padding: 24px 18px; flex-direction: column; }
	.ks-faq-cta-text { text-align: center; min-width: 0; }
	.ks-faq-cta-actions { width: 100%; }
	.ks-faq-cta-actions .ks-btn { flex: 1; justify-content: center; }
	.ks-faq-search { padding: 4px 4px 4px 14px; }
	.ks-faq-search input { font-size: 14px; padding: 12px 4px; }
	.ks-search-clear { width: 34px; height: 34px; }
}

@media (max-width: 420px) {
	.ks-faq-group-title { font-size: 16px; gap: 8px; }
	.ks-faq-group-title svg { padding: 6px; }
}

/* ═══════ Reduced motion ═══════ */
@media (prefers-reduced-motion: reduce) {
	*, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
	.ks-faq-orb { animation: none; }
}