/* Poruči knjige – izgled */
.pk-app {
	--pk-accent: #2563eb;
	max-width: 1100px;
	margin: 0 auto;
	box-sizing: border-box;
	font-size: var(--pk-fs, 18px);
	line-height: 1.45;
}
.pk-app *,
.pk-app *::before,
.pk-app *::after {
	box-sizing: border-box;
}
.pk-app [hidden] {
	display: none !important;
}

.pk-app .pk-heading {
	font-size: 1.4em;
	font-weight: 700;
	line-height: 1.3;
	margin: 0 0 16px;
}

.pk-app .pk-intro {
	margin: -6px 0 18px;
	font-size: 1.1em;
	line-height: 1.5;
}

/* Spisak knjiga */
.pk-app .pk-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
	gap: 18px;
}

.pk-app .pk-book {
	display: flex;
	flex-direction: column;
	background: #fff;
	color: #1f2937;
	border: 2px solid #e5e7eb;
	border-radius: 12px;
	padding: 12px;
	transition: border-color 0.15s, box-shadow 0.15s;
}
.pk-app .pk-book.is-selected {
	border-color: var(--pk-accent);
	box-shadow: 0 2px 10px rgba(0, 0, 0, 0.12);
}
.pk-app .pk-cover {
	margin-bottom: 10px;
}
.pk-app .pk-cover-img {
	display: block;
	width: 100%;
	height: auto;
	max-width: 100%;
	margin: 0 auto;
	border-radius: 4px;
	box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
}
.pk-app .pk-cover-empty {
	display: block;
	width: 100%;
	aspect-ratio: 2 / 3;
	background: #e5e7eb;
	border-radius: 4px;
}
.pk-app .pk-title {
	font-weight: 700;
	font-size: 1.1em;
	line-height: 1.3;
	margin: 0 0 4px;
	color: #111827;
	overflow-wrap: anywhere;
}
.pk-app .pk-author {
	font-size: 0.875em;
	color: #4b5563;
	margin: 0 0 6px;
}
.pk-app .pk-qty-block {
	margin-top: auto;
	padding-top: 10px;
}
.pk-app .pk-qty-label {
	font-size: 0.8125em;
	color: #4b5563;
	margin-bottom: 4px;
}
.pk-app .pk-qty-controls {
	display: flex;
	align-items: stretch;
	gap: 6px;
}
.pk-app .pk-qty-controls button {
	flex: 0 0 44px;
	width: 44px;
	height: 44px;
	padding: 0;
	margin: 0;
	border: 2px solid var(--pk-accent);
	border-radius: 8px;
	background: #fff;
	color: var(--pk-accent);
	font-size: 1.5em;
	line-height: 1;
	font-weight: 700;
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	box-shadow: none;
	text-transform: none;
	-webkit-appearance: none;
	appearance: none;
}
.pk-app .pk-qty-controls button:hover,
.pk-app .pk-qty-controls button:focus-visible {
	background: var(--pk-accent);
	color: #fff;
}
.pk-app .pk-qty-controls input.pk-qty {
	flex: 1 1 auto;
	min-width: 0;
	width: 100%;
	height: 44px;
	margin: 0;
	padding: 0 4px;
	text-align: center;
	font-size: 1.125em;
	font-weight: 700;
	color: #111827;
	background: #fff;
	border: 2px solid #9ca3af;
	border-radius: 8px;
	box-shadow: none;
}

/* Traka sa dugmetom „Poruči“ */
.pk-app .pk-bar {
	position: sticky;
	bottom: 0;
	z-index: 20;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	margin-top: 18px;
	padding: 12px 14px;
	background: #fff;
	color: #1f2937;
	border: 2px solid #e5e7eb;
	border-radius: 12px;
	box-shadow: 0 -4px 14px rgba(0, 0, 0, 0.1);
}
.pk-app .pk-bar-text {
	font-size: 1.05em;
}
.pk-app .pk-bar-text strong {
	font-size: 1.25em;
}

/* Dugmad */
.pk-app .pk-btn {
	display: inline-block;
	min-height: 48px;
	padding: 12px 28px;
	margin: 0;
	border: 0;
	border-radius: 10px;
	background: var(--pk-accent);
	color: #fff;
	font-size: 1.0625em;
	font-weight: 700;
	line-height: 1.2;
	text-align: center;
	text-transform: none;
	letter-spacing: 0;
	cursor: pointer;
	box-shadow: none;
	-webkit-appearance: none;
	appearance: none;
}
.pk-app .pk-btn:hover,
.pk-app .pk-btn:focus-visible {
	filter: brightness(0.9);
	color: #fff;
}
.pk-app .pk-btn[disabled] {
	opacity: 0.6;
	cursor: wait;
}
.pk-app .pk-link {
	display: inline-block;
	margin: 4px 0 0;
	padding: 8px 0;
	border: 0;
	background: none;
	color: var(--pk-accent);
	font-size: 1em;
	font-weight: 600;
	text-decoration: underline;
	text-transform: none;
	cursor: pointer;
	box-shadow: none;
}
.pk-app .pk-link:hover {
	background: none;
	color: var(--pk-accent);
	filter: brightness(0.8);
}

/* Koraci 2 i 3 */
.pk-app .pk-panel {
	background: #fff;
	color: #1f2937;
	border: 2px solid #e5e7eb;
	border-radius: 12px;
	padding: 20px;
	margin: 0 auto 18px;
	max-width: 640px;
}
.pk-app .pk-summary {
	list-style: none;
	margin: 0 0 12px;
	padding: 0;
}
.pk-app .pk-summary li {
	display: flex;
	justify-content: space-between;
	gap: 16px;
	margin: 0;
	padding: 10px 0;
	border-bottom: 1px solid #e5e7eb;
}
.pk-app .pk-summary li::before {
	content: none;
}
.pk-app .pk-summary .pk-sum-qty {
	flex: 0 0 auto;
	font-weight: 700;
	white-space: nowrap;
}
.pk-app .pk-total {
	margin: 0 0 8px;
	font-size: 1.05em;
}

.pk-app .pk-field {
	display: block;
	margin: 0 0 16px;
}
.pk-app .pk-label {
	display: block;
	margin-bottom: 6px;
	font-weight: 600;
	color: #111827;
}
.pk-app .pk-field input[type="text"],
.pk-app .pk-field input[type="tel"] {
	display: block;
	width: 100%;
	max-width: none;
	height: auto;
	min-height: 50px;
	margin: 0;
	padding: 10px 14px;
	font-size: max(16px, 1em);
	color: #111827;
	background: #fff;
	border: 2px solid #9ca3af;
	border-radius: 10px;
	box-shadow: none;
}
.pk-app .pk-field input:focus,
.pk-app .pk-qty-controls input:focus {
	outline: 3px solid var(--pk-accent);
	outline-offset: 1px;
	border-color: var(--pk-accent);
}
.pk-app .pk-field.has-error input {
	border-color: #b91c1c;
}
.pk-app .pk-error {
	display: block;
	margin-top: 6px;
	font-size: 0.9375em;
	font-weight: 600;
	color: #b91c1c;
}
.pk-app .pk-msg {
	margin: 12px 0;
	padding: 12px 14px;
	background: #fef2f2;
	color: #991b1b;
	border: 1px solid #fecaca;
	border-radius: 10px;
	font-weight: 600;
}
.pk-app .pk-form .pk-submit {
	width: 100%;
	margin-top: 4px;
}

/* Skriveno polje protiv botova */
.pk-app .pk-hp {
	position: absolute !important;
	left: -9999px !important;
	width: 1px !important;
	height: 1px !important;
	overflow: hidden !important;
}

/* Uspeh */
.pk-app .pk-success {
	text-align: center;
	padding: 32px 20px;
}
.pk-app .pk-success-icon {
	width: 64px;
	height: 64px;
	margin: 0 auto 14px;
	border-radius: 50%;
	background: #16a34a;
	color: #fff;
	font-size: 34px;
	line-height: 64px;
	font-weight: 700;
}
.pk-app .pk-success .pk-heading {
	margin-bottom: 10px;
}
.pk-app .pk-success-text {
	margin: 0;
	font-size: 1.125em;
}
.pk-app .pk-step-3:focus {
	outline: none;
}

.pk-app .pk-empty {
	text-align: center;
	padding: 24px 0;
}

/* Telefon: jedna knjiga po redu (slika levo, podaci desno) */
@media (max-width: 599px) {
	.pk-app .pk-grid {
		grid-template-columns: 1fr;
		gap: 12px;
	}
	.pk-app .pk-book {
		display: grid;
		grid-template-columns: 96px minmax(0, 1fr);
		grid-template-rows: auto auto 1fr;
		column-gap: 14px;
		align-items: start;
	}
	.pk-app .pk-cover {
		grid-column: 1;
		grid-row: 1 / span 3;
		margin: 0;
	}
	.pk-app .pk-title {
		grid-column: 2;
		grid-row: 1;
	}
	.pk-app .pk-author {
		grid-column: 2;
		grid-row: 2;
	}
	.pk-app .pk-qty-block {
		grid-column: 2;
		grid-row: 3;
		align-self: end;
		width: 100%;
		max-width: 240px;
		padding-top: 8px;
	}
	.pk-app .pk-qty-controls button {
		flex-basis: 48px;
		width: 48px;
		height: 48px;
	}
	.pk-app .pk-qty-controls input.pk-qty {
		height: 48px;
	}
}

@media (max-width: 480px) {
	.pk-app .pk-panel {
		padding: 16px;
	}
	.pk-app .pk-bar {
		padding: 10px 12px;
	}
	.pk-app .pk-btn {
		padding: 12px 20px;
	}
}