/* ============================================================
   Zorem UI — Pro Upsell Panel  (Phase 2 — opt-in)
   ------------------------------------------------------------
   Full-width promotional panel displayed on the Settings page
   of free plugins to upsell the PRO version. Contains a branded
   header (icon emblem + eyebrow + headline + description), a
   responsive 3-column feature checklist, and a footer with an
   optional coupon offer and a primary CTA button.

   No JavaScript. Static HTML only.

   Markup:
     <section class="zui-upsell" aria-labelledby="upsell-title">

       <header class="zui-upsell__head">
         <span class="zui-upsell__emblem" aria-hidden="true"><!-- SVG icon --></span>
         <div class="zui-upsell__head-text">
           <span class="zui-upsell__eyebrow">PLUGIN PRO</span>
           <h3 class="zui-upsell__title" id="upsell-title">Headline here</h3>
           <p class="zui-upsell__sub">Description here</p>
         </div>
       </header>

       <ul class="zui-upsell__features">
         <li class="zui-upsell__feature">
           <span class="zui-upsell__check" aria-hidden="true"><!-- check SVG --></span>
           <span class="zui-upsell__label">Feature name</span>
         </li>
         <li class="zui-upsell__feature">
           <span class="zui-upsell__check" aria-hidden="true"><!-- check SVG --></span>
           <span class="zui-upsell__label">
             Feature name <span class="zui-upsell__new">NEW</span>
           </span>
         </li>
       </ul>

       <footer class="zui-upsell__foot">
         <div class="zui-upsell__offer">
           <span class="zui-upsell__offer-label">LAUNCH OFFER</span>
           <span class="zui-upsell__offer-body">
             Get 20% off — use code
             <span class="zui-upsell__code">PLUGINPRO20</span>
             at checkout.
           </span>
           <span class="zui-upsell__offer-note">★ for new customers only</span>
         </div>
         <a class="zui-upsell__cta" href="#" target="_blank" rel="noopener noreferrer">
           Upgrade to PRO <span aria-hidden="true">→</span>
         </a>
       </footer>

     </section>

   Modifier:
     .zui-upsell--cols-2   Feature grid uses 2 columns instead of 3.

   ============================================================ */

/* ---- Root container ---- */

.zui-scope .zui-upsell {
	position: relative;
	margin-block-start: var(--zui-space-lg);
	background: linear-gradient(180deg, var(--zui-primary-50) 0%, var(--zui-surface) 100%);
	border: 1px solid var(--zui-primary-200);
	border-radius: var(--zui-radius-2xl);
	overflow: hidden;
	box-shadow: 0 4px 16px rgba(15, 23, 42, 0.05);
}

/* Top accent stripe */
.zui-scope .zui-upsell::before {
	content: '';
	position: absolute;
	inset-block-start: 0;
	inset-inline: 0;
	height: 4px;
	background: linear-gradient(90deg, var(--zui-primary) 0%, var(--zui-primary-700) 100%);
}

/* ---- Header ---- */

.zui-scope .zui-upsell__head {
	display: flex;
	gap: 18px;
	align-items: flex-start;
	padding: 28px 32px 20px;
}

.zui-scope .zui-upsell__emblem {
	flex-shrink: 0;
	width: 52px;
	height: 52px;
	border-radius: var(--zui-radius-xl);
	background: linear-gradient(135deg, var(--zui-primary) 0%, var(--zui-primary-700) 100%);
	color: var(--zui-text-on-accent);
	display: inline-flex;
	align-items: center;
	justify-content: center;
	box-shadow: 0 4px 10px rgba(59, 100, 211, 0.30);
}

.zui-scope .zui-upsell__emblem .zui-icon {
	width: 26px;
	height: 26px;
}

.zui-scope .zui-upsell__head-text {
	flex: 1 1 auto;
	min-width: 0;
}

.zui-scope .zui-upsell__eyebrow {
	display: inline-block;
	margin-block-end: 6px;
	padding: 2px 8px;
	background: var(--zui-primary-100);
	color: var(--zui-primary-700);
	font-size: var(--zui-fs-xs);
	font-weight: 800;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	border-radius: var(--zui-radius-pill);
}

.zui-scope .zui-upsell__title {
	margin: 0 0 6px;
	font-size: 20px;
	font-weight: 700;
	line-height: 1.3;
	color: var(--zui-text-strong);
	letter-spacing: -0.01em;
}

.zui-scope .zui-upsell__sub {
	margin: 0;
	font-size: var(--zui-fs-body);
	line-height: var(--zui-lh-body);
	color: var(--zui-text-soft);
	max-width: 680px;
}

/* ---- Feature grid ---- */

.zui-scope .zui-upsell__features {
	list-style: none;
	margin: 0;
	padding: 4px 32px 24px;
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 16px 24px;
}

.zui-scope .zui-upsell--cols-2 .zui-upsell__features {
	grid-template-columns: repeat(2, 1fr);
}

.zui-scope .zui-upsell__feature {
	display: flex;
	align-items: center;
	gap: 8px;
}

.zui-scope .zui-upsell__check {
	flex-shrink: 0;
	width: 18px;
	height: 18px;
	border-radius: 50%;
	background: var(--zui-success-bg);
	color: var(--zui-success);
	display: inline-flex;
	align-items: center;
	justify-content: center;
}

.zui-scope .zui-upsell__check .zui-icon {
	width: 11px;
	height: 11px;
	stroke-width: 3;
}

.zui-scope .zui-upsell__label {
	font-size: var(--zui-fs-body);
	color: var(--zui-text);
	line-height: 1.4;
}

/* ---- NEW inline badge ---- */

.zui-scope .zui-upsell__new {
	display: inline-block;
	margin-inline-start: 4px;
	padding: 2px 6px;
	background: #ede9fe;
	color: #6d28d9;
	font-size: 8px;
	font-weight: 800;
	letter-spacing: 0.10em;
	text-transform: uppercase;
	border-radius: 3px;
	vertical-align: middle;
	line-height: 1.4;
}

/* ---- Footer ---- */

.zui-scope .zui-upsell__foot {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
	padding: 20px 32px;
	background: var(--zui-primary-50);
	border-block-start: 1px solid var(--zui-primary-100);
	flex-wrap: wrap;
}

.zui-scope .zui-upsell__offer {
	display: flex;
	flex-direction: column;
	gap: 3px;
}

.zui-scope .zui-upsell__offer-label {
	font-size: var(--zui-fs-xs);
	font-weight: 800;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--zui-warning);
}

.zui-scope .zui-upsell__offer-body {
	font-size: var(--zui-fs-body);
	color: var(--zui-text);
	line-height: 1.5;
}

.zui-scope .zui-upsell__code {
	display: inline-block;
	padding: 2px 8px;
	background: linear-gradient(180deg, #fef3c7 0%, #fde68a 100%);
	color: #92400e;
	font-family: var(--zui-font-mono);
	font-size: var(--zui-fs-sm);
	font-weight: 800;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	border: 1px dashed #f59e0b;
	border-radius: 5px;
}

.zui-scope .zui-upsell__offer-note {
	font-size: var(--zui-fs-xs);
	color: var(--zui-text-muted);
}

/* ---- CTA button ---- */

.zui-scope .zui-upsell__cta {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 12px 22px;
	background: linear-gradient(135deg, var(--zui-primary) 0%, var(--zui-primary-700) 100%);
	color: var(--zui-text-on-accent);
	font-family: var(--zui-font);
	font-size: 13px;
	font-weight: 700;
	letter-spacing: 0.02em;
	text-decoration: none;
	border-radius: var(--zui-radius-xl);
	box-shadow: 0 4px 10px rgba(59, 100, 211, 0.30);
	transition: transform var(--zui-dur) var(--zui-ease),
	            box-shadow var(--zui-dur) var(--zui-ease);
	white-space: nowrap;
	flex-shrink: 0;
}

.zui-scope .zui-upsell__cta:hover {
	transform: translateY(-1px);
	box-shadow: 0 6px 16px rgba(59, 100, 211, 0.40);
	color: var(--zui-text-on-accent);
}

.zui-scope .zui-upsell__cta:active {
	transform: translateY(0);
	box-shadow: 0 2px 6px rgba(59, 100, 211, 0.25);
}

/* ---- Responsive breakpoints ---- */

@media (max-width: 960px) {
	.zui-scope .zui-upsell__features {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (max-width: 640px) {
	.zui-scope .zui-upsell__head {
		padding: 20px 20px 16px;
	}

	.zui-scope .zui-upsell__features {
		grid-template-columns: 1fr;
		padding-inline: 20px;
	}

	.zui-scope .zui-upsell__foot {
		flex-direction: column;
		align-items: flex-start;
		padding-inline: 20px;
	}

	.zui-scope .zui-upsell__cta {
		width: 100%;
		justify-content: center;
	}
}