/* ===================================================================
   Krugovnik — разводящая страница инструкций «Инструкции — разводящая».
   Mobile-first. Три карточки препаратов (Аминофульвин, Рабиол, Мелиовит):
   небольшое описание + кнопка перехода на страницу инструкции.
   Подключается только для шаблона page-instructions.php.
   =================================================================== */

.ihub {
	--ihub-card-min: 280px;
}

/* =========================================================
   HERO
   ========================================================= */
.ihub-hero {
	position: relative;
	padding: var(--kr-space-7) 0 var(--kr-space-6);
	background:
		radial-gradient(1000px 480px at 90% -20%, rgba(160, 176, 80, 0.28), transparent 60%),
		linear-gradient(160deg, #234700 0%, #306000 50%, #1c3900 100%);
	color: var(--kr-text-on-primary);
	overflow: hidden;
}

.ihub-hero::after {
	content: "";
	position: absolute;
	inset: 0;
	background-image: radial-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px);
	background-size: 24px 24px;
	opacity: 0.55;
	pointer-events: none;
}

.ihub-hero__decor {
	position: absolute;
	inset: 0;
	pointer-events: none;
}

.ihub-hero__ring {
	position: absolute;
	border-radius: 50%;
	border: 2px solid rgba(255, 255, 255, 0.08);
}

.ihub-hero__ring--1 {
	width: 380px;
	height: 380px;
	top: -120px;
	right: -80px;
}

.ihub-hero__ring--2 {
	width: 220px;
	height: 220px;
	top: 30px;
	right: 60px;
}

.ihub-hero__dots {
	position: absolute;
	width: 120px;
	height: 120px;
	left: -30px;
	bottom: -40px;
	background-image: radial-gradient(rgba(255, 255, 255, 0.14) 2px, transparent 2px);
	background-size: 18px 18px;
}

.ihub-hero__inner {
	position: relative;
	z-index: 1;
	display: flex;
	flex-direction: column;
	align-items: flex-start;
	gap: var(--kr-space-3);
}

.ihub-hero__badge {
	gap: var(--kr-space-2);
}

.ihub-hero__badge-ic {
	width: 15px;
	height: 15px;
}

.ihub-hero__title {
	margin: 0;
	font-family: var(--kr-font-display);
	font-size: clamp(2rem, 7vw, 3.6rem);
	line-height: 1.04;
	letter-spacing: 0.02em;
	text-transform: uppercase;
	color: #fff;
}

.ihub-hero__lead {
	margin: 0;
	max-width: 640px;
	font-size: 1.02rem;
	line-height: 1.62;
	color: rgba(255, 255, 255, 0.86);
}

.ihub-hero__meta {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: var(--kr-space-3);
	margin-top: var(--kr-space-2);
}

.ihub-hero__count {
	font-weight: 700;
	font-size: 0.95rem;
	color: #fff;
}

.ihub-hero__sep {
	width: 5px;
	height: 5px;
	border-radius: 50%;
	background: var(--kr-accent);
}

.ihub-hero__hint {
	font-size: 0.86rem;
	color: rgba(255, 255, 255, 0.66);
}

/* =========================================================
   КАРТОЧКИ ПРЕПАРАТОВ
   ========================================================= */
.ihub-cards {
	background:
		linear-gradient(180deg, var(--kr-bg) 0%, var(--kr-bg-soft) 100%);
}

.ihub-cards .container {
	display: grid;
	gap: var(--kr-space-6);
}

.ihub-grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: var(--kr-space-5);
}

.ihub-card {
	position: relative;
	display: flex;
	flex-direction: column;
	padding: var(--kr-space-6) var(--kr-space-5);
	border-radius: var(--kr-radius-xl);
	background: var(--kr-surface);
	border: 1px solid var(--kr-border-soft);
	box-shadow: var(--kr-shadow);
	overflow: hidden;
	transition: transform var(--kr-transition-slow), box-shadow var(--kr-transition-slow);
}

.ihub-card:hover {
	transform: translateY(-6px);
	box-shadow: var(--kr-shadow-lg);
}

/* Цветная полоса-акцент сверху карточки. */
.ihub-card__stripe {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 5px;
	background: var(--ihub-accent, var(--kr-primary));
}

/* Порядковый номер-водяной знак. */
.ihub-card__index {
	position: absolute;
	top: var(--kr-space-3);
	right: var(--kr-space-4);
	font-family: var(--kr-font-display);
	font-size: clamp(3rem, 6vw, 4.4rem);
	line-height: 1;
	font-weight: 700;
	color: var(--kr-border-soft);
	user-select: none;
}

/* Медаль с иконкой препарата. */
.ihub-card__medal {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 56px;
	height: 56px;
	margin-bottom: var(--kr-space-4);
	border-radius: var(--kr-radius-lg);
	background: color-mix(in srgb, var(--ihub-accent, var(--kr-primary)) 14%, #fff);
	color: var(--ihub-accent, var(--kr-primary));
	flex: none;
}

.ihub-card__medal svg {
	width: 28px;
	height: 28px;
}

.ihub-card__tag {
	align-self: flex-start;
	display: inline-flex;
	margin-bottom: var(--kr-space-3);
	padding: 4px 12px;
	border-radius: var(--kr-radius-full);
	background: var(--kr-olive-pale);
	color: var(--kr-primary-dark);
	font-size: 0.72rem;
	font-weight: 700;
	letter-spacing: 0.05em;
	text-transform: uppercase;
}

.ihub-card__title {
	margin: 0 0 var(--kr-space-2);
	font-family: var(--kr-font-heading);
	font-size: clamp(1.35rem, 2.6vw, 1.7rem);
	line-height: 1.15;
	color: var(--kr-text-strong);
}

.ihub-card__desc {
	margin: 0 0 var(--kr-space-5);
	font-size: 0.95rem;
	line-height: 1.6;
	color: var(--kr-text-muted);
	flex: 1 1 auto;
}

/* Нога карточки: кнопка перехода + подсказка. */
.ihub-card__foot {
	display: flex;
	flex-direction: column;
	align-items: flex-start;
	gap: var(--kr-space-2);
}

.ihub-card__btn {
	width: 100%;
	justify-content: space-between;
}

.ihub-card__arrow {
	width: 18px;
	height: 18px;
	flex: none;
	transition: transform var(--kr-transition);
}

.ihub-card__btn:hover .ihub-card__arrow {
	transform: translateX(4px);
}

.ihub-card__url {
	font-size: 0.78rem;
	color: var(--kr-text-muted);
	opacity: 0.7;
}

/* Кнопка-заглушка, пока ссылка на инструкцию не задана. */
.ihub-card__btn--pending {
	cursor: not-allowed;
	opacity: 0.55;
}

.ihub-card__note {
	font-size: 0.8rem;
	color: var(--kr-accent);
	font-weight: 600;
}

/* Подвал-приглашение. */
.ihub-foot-note {
	margin: 0;
	font-size: 0.9rem;
	color: var(--kr-text-muted);
	text-align: center;
}

.ihub-foot-note a {
	color: var(--kr-accent);
	font-weight: 700;
	text-decoration: none;
}

.ihub-foot-note a:hover {
	text-decoration: underline;
}

/* =========================================================
   SCROLL-REVEAL. Скрытое состояние включается ТОЛЬКО когда JS
   повесил класс .ihub-anim на корень — без JS всё видно сразу.
   ========================================================= */
.ihub-anim .ihub-card[data-ihub-reveal] {
	opacity: 0;
	transform: translateY(18px);
}

.ihub-anim .ihub-card[data-ihub-reveal].is-revealed {
	opacity: 1;
	transform: none;
}

@media (prefers-reduced-motion: reduce) {
	.ihub-card[data-ihub-reveal] {
		opacity: 1;
		transform: none;
		transition: none;
	}
}

/* =========================================================
   ≥ 640px — две колонки карточек (средние планшеты).
   ========================================================= */
@media (min-width: 640px) {
	.ihub-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

/* =========================================================
   ≥ 1024px — три колонки (десктоп).
   ========================================================= */
@media (min-width: 1024px) {
	.ihub-hero {
		padding: var(--kr-space-8) 0 var(--kr-space-7);
	}

	.ihub-hero__title {
		font-size: clamp(3rem, 5vw, 4rem);
	}

	.ihub-grid {
		grid-template-columns: repeat(3, minmax(0, 1fr));
		gap: var(--kr-space-6);
	}

	.ihub-card__btn {
		width: auto;
	}
}