@version(2)
@load('css/shop.css')

<div class="shp">
	@include('_currency')
	@php
	$shp_images = [];
	if (!empty($item->images))
	{
		$shp_decoded = json_decode($item->images, true);
		if (is_array($shp_decoded)) { $shp_images = array_values(array_filter($shp_decoded, 'is_string')); }
	}
	if (!count($shp_images) && !empty($item->thumb)) { $shp_images = [$item->thumb]; }
	$shp_main_image = $shp_images[0] ?? '';
	$shp_thumb_style = $shp_main_image !== '' ? "background-image:url('" . $shp_main_image . "');" : '';
	$shp_base_soldout = ($item->use_stock ?? 'Y') === 'Y' && (int)$item->stock <= 0;
	$shp_basic_opts = [];
	$shp_extra_opts = [];
	foreach ($options ?? [] as $shp_o)
	{
		if (($shp_o->option_type ?? 'basic') === 'extra') { $shp_extra_opts[] = $shp_o; }
		else { $shp_basic_opts[] = $shp_o; }
	}
	$shp_has_basic = count($shp_basic_opts) > 0;
	@endphp

	<nav class="shp-breadcrumb">
		<a href="{{ getUrl('', 'mid', $mid, 'v', 'list') }}">{{ $lang->shop_all ?? '전체' }}</a>
		@foreach ($breadcrumb ?? [] as $bc)
		<span class="shp-bc-sep">&gt;</span>
		<a href="{{ getUrl('', 'mid', $mid, 'act', 'dispCommerceList', 'category', $bc->category_srl) }}">{{ $bc->title }}</a>
		@endforeach
	</nav>

	@php $shp_sticky = (($shop_config->item_sticky ?? 'N') === 'Y'); @endphp
	<div class="shp-detail" id="shpDetailTop">
		<div class="shp-gallery">
			<div class="shp-detail-thumb" id="shpGalleryMain" style="{{ $shp_thumb_style }}"></div>
			@if (count($shp_images) > 1)
			<div class="shp-gallery-thumbs">
				@foreach ($shp_images as $shp_gi => $shp_img)
				<button type="button" class="shp-gallery-thumb @if ($shp_gi === 0) is-on @endif" data-image="{{ $shp_img }}" style="background-image:url('{{ $shp_img }}')" aria-label="{{ $shp_gi + 1 }}"></button>
				@endforeach
			</div>
			@endif
		</div>
		<div class="shp-detail-info" id="shpBuyPanel">
			@include('_buy')
		</div>
	</div>

	<div class="shp-body @if ($shp_sticky) is-sticky @endif">
	<div class="shp-main">

	<nav class="shp-tabs">
		<a href="#shpContent">{{ $lang->shop_detail_info ?? '상세정보' }}</a>
		<a href="#shpReviews">{{ $lang->shop_reviews ?? '리뷰' }} <small>{{ count($reviews ?? []) }}</small></a>
		<a href="#shpInquiries">{{ $lang->shop_inquiries ?? '문의' }} <small>{{ count($inquiries ?? []) }}</small></a>
	</nav>

	<div class="shp-content" id="shpContent">@if (!empty($item->content)){!! $item->content !!}@endif</div>

	<div class="shp-section" id="shpReviews">
		<h2>{{ $lang->shop_reviews ?? '리뷰' }} <small>{{ count($reviews ?? []) }}</small></h2>
		@if (!count($reviews ?? []))
		<p class="shp-empty">{{ $lang->shop_no_reviews ?? '아직 등록된 리뷰가 없습니다.' }}</p>
		@else
		<ul class="shp-qna-list">
			@foreach ($reviews as $rv)
			<li>
				<div class="shp-qna-head">
					<span class="shp-stars" aria-label="{{ $lang->shop_rating ?? '평점' }} {{ (int)$rv->rating }}/5">
						@foreach ([1, 2, 3, 4, 5] as $shp_s)
						<svg width="14" height="14" viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg"><path d="M8 1.5l1.9 3.9 4.3.6-3.1 3 .7 4.3L8 11.3l-3.8 2 .7-4.3-3.1-3 4.3-.6z" fill="{{ $shp_s <= (int)$rv->rating ? 'currentColor' : 'none' }}" stroke="currentColor" stroke-width="1"/></svg>
						@endforeach
					</span>
					<strong>{{ $rv->nick_name }}</strong>
					<small>{{ zdate($rv->regdate, 'Y.m.d') }}</small>
					@if (!empty($is_shop_admin) || ((!empty($is_logged)) && (int)($logged_info->member_srl ?? 0) === (int)$rv->member_srl))
					<form action="{{ getUrl('') }}" method="post" class="shp-qna-del" onsubmit="return confirm('{{ $lang->shop_delete ?? '삭제' }}?')">
						<input type="hidden" name="act" value="procCommerceReviewDelete" />
						<input type="hidden" name="mid" value="{{ $mid }}" />
						<input type="hidden" name="review_srl" value="{{ $rv->review_srl }}" />
						<button type="submit">{{ $lang->shop_delete ?? '삭제' }}</button>
					</form>
					@endif
				</div>
				<p class="shp-qna-body">{{ $rv->content }}</p>
				@php $shp_rv_media = json_decode((string)($rv->images ?? ''), true); @endphp
				@if (is_array($shp_rv_media) && count($shp_rv_media))
				<div class="shp-review-media">
					@foreach ($shp_rv_media as $shp_rm)
					@if (preg_match('/\.(mp4|mov|webm)$/i', $shp_rm))
					<video src="{{ escape($shp_rm) }}" controls preload="metadata"></video>
					@else
					<a href="{{ escape($shp_rm) }}" target="_blank" rel="noopener"><img src="{{ escape($shp_rm) }}" alt="" loading="lazy" /></a>
					@endif
					@endforeach
				</div>
				@endif
				@if (!empty($rv->reply))
				<div class="shp-qna-reply">
					<strong>{{ $lang->shop_seller_reply ?? '판매자 답변' }}</strong>
					<p>{{ $rv->reply }}</p>
				</div>
				@endif
			</li>
			@endforeach
		</ul>
		@endif

		@if (!empty($can_review))
		@php
		$shp_rc_text = (int)($shop_config->review_credit_text ?? 0);
		$shp_rc_photo = (int)($shop_config->review_credit_photo ?? 0);
		@endphp
		<button type="button" class="shp-btn shp-btn-ghost shp-btn-sm" id="shpReviewOpen" onclick="document.getElementById('shpReviewForm').hidden = false; this.hidden = true;">{{ $lang->shop_write_review ?? '리뷰 작성' }}</button>
		<form action="{{ getUrl('') }}" method="post" class="shp-qna-form" id="shpReviewForm" hidden>
			<input type="hidden" name="act" value="procCommerceReviewInsert" />
			<input type="hidden" name="mid" value="{{ $mid }}" />
			<input type="hidden" name="item_srl" value="{{ $item->item_srl }}" />
			<input type="hidden" name="images" id="shpReviewImages" value="" />
			@if ($shp_rc_text > 0 || $shp_rc_photo > 0)
			<p class="shp-review-reward">
				@if ($shp_rc_text > 0)리뷰 작성 시 <strong>{{ shop_money($shp_rc_text) }}</strong>@endif
				@if ($shp_rc_photo > 0)@if ($shp_rc_text > 0), @endif사진·영상 첨부 시 <strong>{{ shop_money($shp_rc_photo) }}</strong>@endif
				적립 (주문 건별 1회)
			</p>
			@endif
			<div class="shp-qna-form-row">
				<label>{{ $lang->shop_rating ?? '평점' }}</label>
				<span class="shp-starpick">@foreach ([5, 4, 3, 2, 1] as $shp_star_v)<input type="radio" id="shpStarItem{{ $shp_star_v }}" name="rating" value="{{ $shp_star_v }}" @if ($shp_star_v === 5) checked @endif /><label for="shpStarItem{{ $shp_star_v }}" aria-label="{{ $shp_star_v }}"><svg width="22" height="22" viewBox="0 0 24 24" fill="currentColor"><path d="M12 2.5l2.9 5.9 6.5 1-4.7 4.6 1.1 6.5-5.8-3.1-5.8 3.1 1.1-6.5L2.6 9.4l6.5-1z"/></svg></label>@endforeach</span>
			</div>
			<textarea name="content" rows="3" required placeholder="{{ $lang->shop_write_review ?? '리뷰 작성' }}"></textarea>
			<div class="shp-qna-form-row">
				<label>사진·영상 (최대 5개)</label>
				<input type="file" id="shpReviewFile" accept="image/*,video/mp4,video/quicktime,video/webm" multiple />
			</div>
			<div id="shpReviewPreview" class="shp-review-media"></div>
			<button type="submit" class="shp-btn shp-btn-primary shp-btn-sm">{{ $lang->shop_write_review ?? '리뷰 작성' }}</button>
		</form>
		<script>
		(function () {
			var fileEl = document.getElementById('shpReviewFile');
			var jsonEl = document.getElementById('shpReviewImages');
			var preview = document.getElementById('shpReviewPreview');
			if (!fileEl) return;
			var urls = [];
			function render() {
				jsonEl.value = JSON.stringify(urls);
				preview.innerHTML = '';
				urls.forEach(function (u, i) {
					var wrap = document.createElement('span');
					wrap.className = 'shp-review-thumb';
					wrap.innerHTML = (/\.(mp4|mov|webm)$/i.test(u)
						? '<video src="' + u + '" preload="metadata"></video>'
						: '<img src="' + u + '" alt="" />')
						+ '<button type="button" aria-label="삭제">&times;</button>';
					wrap.querySelector('button').addEventListener('click', function () {
						urls.splice(i, 1);
						render();
					});
					preview.appendChild(wrap);
				});
			}
			fileEl.addEventListener('change', function () {
				[].slice.call(fileEl.files).forEach(function (f) {
					if (urls.length >= 5) return;
					var fd = new FormData();
					fd.append('file', f);
					fd.append('item_srl', '{{ $item->item_srl }}');
					fetch('./?module=commerce&act=procCommerceReviewUpload', { method: 'POST', body: fd })
						.then(function (r) { return r.json(); })
						.then(function (res) {
							if (res && !res.error && res.url) { urls.push(res.url); render(); }
							else alert(res && res.message ? res.message : '업로드에 실패했습니다.');
						})
						.catch(function () { alert('업로드에 실패했습니다.'); });
				});
				fileEl.value = '';
			});
		})();
		@if (Context::get('review'))
		(function () {
			var form = document.getElementById('shpReviewForm');
			if (!form) return;
			setTimeout(function () {
				form.scrollIntoView({ behavior: 'smooth', block: 'center' });
				var ta = form.querySelector('textarea');
				if (ta) ta.focus();
			}, 300);
		})();
		@endif
		</script>
		@else
		<p class="shp-qna-note">{{ $lang->shop_review_buyer_note ?? '리뷰는 이 상품을 구매한 회원만 작성할 수 있습니다.' }}</p>
		@endif
	</div>

	<div class="shp-section" id="shpInquiries">
		<h2>{{ $lang->shop_inquiries ?? '문의' }} <small>{{ count($inquiries ?? []) }}</small></h2>
		@if (!count($inquiries ?? []))
		<p class="shp-empty">{{ $lang->shop_no_inquiries ?? '아직 등록된 문의가 없습니다.' }}</p>
		@else
		<ul class="shp-qna-list">
			@foreach ($inquiries as $iq)
			@php
			$shp_iq_mine = !empty($is_shop_admin) || ((!empty($is_logged)) && (int)($logged_info->member_srl ?? 0) === (int)$iq->member_srl);
			$shp_iq_visible = $iq->is_secret !== 'Y' || $shp_iq_mine;
			@endphp
			<li>
				<div class="shp-qna-head">
					<strong>{{ $iq->nick_name }}</strong>
					@if ($iq->is_secret === 'Y')<small class="shp-secret">{{ $lang->shop_secret_inquiry ?? '비밀글' }}</small>@endif
					<small>{{ zdate($iq->regdate, 'Y.m.d') }}</small>
					@if ($shp_iq_mine)
					<form action="{{ getUrl('') }}" method="post" class="shp-qna-del" onsubmit="return confirm('{{ $lang->shop_delete ?? '삭제' }}?')">
						<input type="hidden" name="act" value="procCommerceInquiryDelete" />
						<input type="hidden" name="mid" value="{{ $mid }}" />
						<input type="hidden" name="inquiry_srl" value="{{ $iq->inquiry_srl }}" />
						<button type="submit">{{ $lang->shop_delete ?? '삭제' }}</button>
					</form>
					@endif
				</div>
				<p class="shp-qna-body">{{ $shp_iq_visible ? $iq->content : ($lang->shop_secret_body ?? '비밀글입니다.') }}</p>
				@if ($shp_iq_visible && !empty($iq->answer))
				<div class="shp-qna-reply">
					<strong>{{ $lang->shop_seller_reply ?? '판매자 답변' }}</strong>
					<p>{{ $iq->answer }}</p>
				</div>
				@endif
			</li>
			@endforeach
		</ul>
		@endif

		@if (!empty($is_logged))
		<button type="button" class="shp-btn shp-btn-ghost shp-btn-sm" id="shpInquiryOpen" onclick="document.getElementById('shpInquiryForm').hidden = false; this.hidden = true;">{{ $lang->shop_write_inquiry ?? '문의 작성' }}</button>
		<form action="{{ getUrl('') }}" method="post" class="shp-qna-form" id="shpInquiryForm" hidden>
			<input type="hidden" name="act" value="procCommerceInquiryInsert" />
			<input type="hidden" name="mid" value="{{ $mid }}" />
			<input type="hidden" name="item_srl" value="{{ $item->item_srl }}" />
			<textarea name="content" rows="3" required placeholder="{{ $lang->shop_write_inquiry ?? '문의 작성' }}"></textarea>
			<div class="shp-qna-form-row">
				<label><input type="checkbox" name="is_secret" value="Y" /> {{ $lang->shop_secret_inquiry ?? '비밀글' }}</label>
				<button type="submit" class="shp-btn shp-btn-primary shp-btn-sm">{{ $lang->shop_write_inquiry ?? '문의 작성' }}</button>
			</div>
		</form>
		@else
		<p class="shp-qna-note">{{ $lang->shop_inquiry_login_note ?? '문의는 로그인 후 작성할 수 있습니다.' }}</p>
		@endif
	</div>
	</div>

	@if ($shp_sticky)
	<aside class="shp-side" id="shpSide"></aside>
	@endif
	</div>
	<p class="shp-foot-links">
		<a href="{{ getUrl('', 'mid', $mid, 'act', 'dispCommerceList') }}">{{ $lang->shop_back_list }}</a>
		<a href="{{ getUrl('', 'mid', $mid, 'act', 'dispCommerceCart') }}">{{ $lang->shop_cart }}</a>
	</p>

	<script>
	(function () {
		var main = document.getElementById('shpGalleryMain');
		var thumbs = document.querySelectorAll('.shp-gallery-thumb');
		if (main && thumbs.length) {
			thumbs.forEach(function (btn) {
				btn.addEventListener('click', function () {
					main.style.backgroundImage = "url('" + btn.getAttribute('data-image') + "')";
					thumbs.forEach(function (b) { b.classList.remove('is-on'); });
					btn.classList.add('is-on');
				});
			});
		}

		var side = document.getElementById('shpSide');
		var topWrap = document.getElementById('shpDetailTop');
		var buyPanel = document.getElementById('shpBuyPanel');
		if (side && topWrap && buyPanel) {
			var relocate = function () {
				var passed = window.scrollY > topWrap.offsetTop + topWrap.offsetHeight - 90;
				if (passed && buyPanel.parentNode !== side) {
					side.appendChild(buyPanel);
				} else if (!passed && buyPanel.parentNode !== topWrap) {
					topWrap.appendChild(buyPanel);
				}
			};
			window.addEventListener('scroll', relocate, { passive: true });
			relocate();
		}

		var box = document.getElementById('shpSelectBox');
		if (!box) return;
		var basePrice = parseInt(box.getAttribute('data-base-price'), 10) || 0;
		var itemName = box.getAttribute('data-item-name') || '';
		var baseSoldout = box.getAttribute('data-base-soldout') === 'Y';
		var hasBasic = box.getAttribute('data-has-basic') === 'Y';
		var minQty = parseInt(box.getAttribute('data-min-qty'), 10) || 1;
		var maxQty = parseInt(box.getAttribute('data-max-qty'), 10) || 0;
		var rowsEl = document.getElementById('shpRows');
		var totalQtyEl = document.getElementById('shpTotalQty');
		var totalEl = document.getElementById('shpTotalPrice');
		var optSels = document.querySelectorAll('.shp-opt-add');
		// 조합형이면 본품 대신 고른 조합이 줄로 쌓인다
		var comboMode = document.querySelectorAll('.shp-axis').length > 0;
		// 조합형 옵션: 축을 모두 고르면 그 조합에 해당하는 기본 옵션이 골라진다
		var axisSels = document.querySelectorAll('.shp-axis');
		if (axisSels.length) {
			var basicSel = document.querySelector('.shp-opt-add[data-opt-type="basic"]');
			var axesWrap = document.querySelector('.shp-axes');
			if (basicSel && axesWrap) {
				// 축으로 고르므로 원래 셀렉트는 감춘다 (값 전달용으로만 남긴다)
				var basicRow = basicSel.closest('.shp-row');
				if (basicRow) basicRow.style.display = 'none';

				// 조합 -> option 요소 지도
				// 열쇠는 축·값의 자리 번호다. 표시 글자는 언어마다 달라지므로 대조에 쓰지 않는다
				var comboMap = {};
				Array.prototype.forEach.call(basicSel.options, function (op) {
					var key = op.getAttribute('data-combokey');
					if (key) comboMap[key] = op;
				});

				// 값 하나가 들어간 조합이 모두 품절이면 그 값은 고를 수 없다
				function soldout(axisIndex, valueIndex) {
					var want = axisIndex + '=' + valueIndex;
					var any = false;
					for (var key in comboMap) {
						if (key.split('|').indexOf(want) < 0) continue;
						if (!comboMap[key].disabled) return false;
						any = true;
					}
					return any;
				}

				// 자리 번호로 고른 값의 표시 글자를 찾는다
				function labelOf(row, index) {
					var chip = row.querySelector('[data-chip="' + index + '"]');
					if (chip) return chip.getAttribute('data-label') || '';
					var sel = row.querySelector('select.shp-axis');
					if (sel && sel.selectedIndex >= 0) return sel.options[sel.selectedIndex].textContent.trim();
					return '';
				}

				function refreshChips() {
					axesWrap.querySelectorAll('[data-axis-row]').forEach(function (row) {
						var axisIndex = row.getAttribute('data-axis-row');
						var sel = row.querySelector('.shp-axis');
						var picked = row.querySelector('[data-picked]');
						if (picked) picked.textContent = sel && sel.value !== '' ? ' : ' + labelOf(row, sel.value) : '';
						row.querySelectorAll('[data-chip]').forEach(function (chip) {
							var value = chip.getAttribute('data-chip');
							chip.classList.toggle('is-on', !!sel && sel.value === value);
							var out = soldout(axisIndex, value);
							chip.classList.toggle('is-soldout', out);
							chip.disabled = out;
						});
					});
				}

				function reset() {
					Array.prototype.forEach.call(axisSels, function (sel) { sel.value = ''; });
					refreshChips();
				}

				function pick() {
					var parts = [];
					var done = true;
					Array.prototype.forEach.call(axisSels, function (sel) {
						if (!sel.value) { done = false; return; }
						parts.push(sel.getAttribute('data-axis') + '=' + sel.value);
					});
					refreshChips();
					if (!done) return;
					var op = comboMap[parts.join('|')];
					if (!op) { alert('고르신 조합은 준비되어 있지 않습니다.'); reset(); return; }
					if (op.disabled) { alert('고르신 조합은 품절입니다.'); reset(); return; }
					basicSel.value = op.value;
					basicSel.dispatchEvent(new Event('change', { bubbles: true }));
					reset();
				}

				Array.prototype.forEach.call(axisSels, function (sel) { sel.addEventListener('change', pick); });
				axesWrap.querySelectorAll('[data-chip]').forEach(function (chip) {
					chip.addEventListener('click', function () {
						if (chip.disabled) return;
						var sel = chip.closest('[data-axis-row]').querySelector('.shp-axis');
						sel.value = sel.value === chip.getAttribute('data-chip') ? '' : chip.getAttribute('data-chip');
						pick();
					});
				});
				refreshChips();
			}
		}


		var buyBtn = document.getElementById('shpBuyBtn');
		var cartBtn = document.getElementById('shpCartBtn');

		var shpUnit = '{{ \Zittme\Modules\Commerce\Models\Money::unitLabel() }}';
		var shpZero = {{ \Zittme\Modules\Commerce\Models\Money::isZeroDecimal() ? 'true' : 'false' }};
		{{-- 표시 통화 - 서버 렌더(shop_money)와 같은 통화·환율로 JS 합계도 환산한다 --}}
		var shpDisp = '{{ \Zittme\Modules\Commerce\Models\Money::current() }}';
		var shpDispZero = {{ \Zittme\Modules\Commerce\Models\Money::isZeroDecimal(\Zittme\Modules\Commerce\Models\Money::current()) ? 'true' : 'false' }};
		var shpDispSym = '{{ \Zittme\Modules\Commerce\Models\Money::symbol(\Zittme\Modules\Commerce\Models\Money::current()) }}';
		var shpDispRate = {{ \Zittme\Modules\Commerce\Models\Money::rate(\Zittme\Modules\Commerce\Models\Money::current()) ?: 1 }};
		function fmt(n) { return n.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ','); }
		// 금액은 기준 통화 최소단위 정수. 표시 통화로 환산해 서버 표기와 같은 모양으로 맞춘다: 12,000원 / MX$89.00
		function smoney(minor) {
			var major = (shpZero ? minor : minor / 100) / shpDispRate;
			if (!shpDispSym) return fmt(Math.round(major)) + '원';
			if (shpDispZero) return shpDispSym + fmt(Math.round(major));
			var cents = Math.round(major * 100);
			return shpDispSym + fmt(Math.floor(cents / 100)) + '.' + ('0' + (cents % 100)).slice(-2);
		}
		function clampQty(q) {
			if (isNaN(q) || q < 1) q = 1;
			if (maxQty > 0 && q > maxQty) q = maxQty;
			return q;
		}
		function makeRow(optSrl, label, unit, qty, removable) {
			var row = document.createElement('div');
			row.className = 'shp-select-row';
			row.setAttribute('data-opt', optSrl);
			row.setAttribute('data-unit', unit);
			row.innerHTML =
				'<span class="shp-select-name"></span>' +
				'<div class="shp-stepper">' +
					'<button type="button" class="shp-step" data-step="-1" aria-label="수량 줄이기">&minus;</button>' +
					'<input class="shp-qty" type="number" value="' + qty + '" min="1"' + (maxQty > 0 ? ' max="' + maxQty + '"' : '') + ' />' +
					'<button type="button" class="shp-step" data-step="1" aria-label="수량 늘리기">+</button>' +
				'</div>' +
				'<span class="shp-select-price"></span>' +
				(removable ? '<button type="button" class="shp-row-del" aria-label="삭제"><svg width="12" height="12" viewBox="0 0 12 12" xmlns="http://www.w3.org/2000/svg"><path d="M2 2l8 8M10 2l-8 8" stroke="currentColor" stroke-width="1.5" stroke-linecap="round"/></svg></button>' : '') +
				'<input type="hidden" name="option_srls[]" value="' + optSrl + '" />' +
				'<input type="hidden" name="qtys[]" value="' + qty + '" />';
			row.querySelector('.shp-select-name').textContent = label;
			rowsEl.appendChild(row);
			return row;
		}
		function render() {
			var totalQty = 0;
			var totalPrice = 0;
			var rows = rowsEl.querySelectorAll('.shp-select-row');
			rows.forEach(function (row) {
				var qtyInput = row.querySelector('.shp-qty');
				var q = clampQty(parseInt(qtyInput.value, 10));
				qtyInput.value = q;
				row.querySelector('input[name="qtys[]"]').value = q;
				var unit = parseInt(row.getAttribute('data-unit'), 10) || 0;
				row.querySelector('.shp-select-price').textContent = smoney(unit * q);
				totalQty += q;
				totalPrice += unit * q;
			});
			totalQtyEl.textContent = '총 ' + totalQty + '개';
			totalEl.textContent = smoney(totalPrice);
			var creditEl = document.getElementById('shpCreditEarn');
			if (creditEl) {
				var creditRate = parseFloat(creditEl.getAttribute('data-credit-rate')) || 0;
				creditEl.textContent = creditRate > 0 && totalPrice > 0 ? '(예상 ' + smoney(Math.floor(totalPrice * creditRate / 100)) + ')' : '';
			}
			var empty = rows.length === 0;
			if (buyBtn) buyBtn.disabled = empty;
			if (cartBtn) cartBtn.disabled = empty;
		}
		rowsEl.addEventListener('click', function (e) {
			var stepBtn = e.target.closest('.shp-step');
			if (stepBtn) {
				var input = stepBtn.parentNode.querySelector('.shp-qty');
				input.value = clampQty((parseInt(input.value, 10) || 1) + parseInt(stepBtn.getAttribute('data-step'), 10));
				render();
				return;
			}
			var delBtn = e.target.closest('.shp-row-del');
			if (delBtn) {
				delBtn.closest('.shp-select-row').remove();
				render();
			}
		});
		rowsEl.addEventListener('input', render);
		rowsEl.addEventListener('change', render);

		function setMainRow(srl, label, unit) {
			var current = rowsEl.querySelector('.shp-select-row[data-main="1"]');
			var keepQty = minQty;
			if (current) {
				keepQty = clampQty(parseInt(current.querySelector('.shp-qty').value, 10) || minQty);
				current.remove();
			}
			var row = makeRow(srl, label, unit, keepQty, false);
			row.setAttribute('data-main', '1');
			rowsEl.insertBefore(row, rowsEl.firstChild);
		}

		optSels.forEach(function (optSel) {
			var optType = optSel.getAttribute('data-opt-type');
			optSel.addEventListener('change', function () {
				var opt = optSel.options[optSel.selectedIndex];
				if (!opt || opt.value === '') return;
				var srl = opt.value;
				var add = parseInt(opt.getAttribute('data-price-add') || '0', 10) || 0;
				var label = opt.getAttribute('data-label') || '';
				if (optType === 'extra') {
					var exists = rowsEl.querySelector('.shp-select-row[data-opt="' + srl + '"]:not([data-main="1"])');
					if (exists) {
						var input = exists.querySelector('.shp-qty');
						input.value = clampQty((parseInt(input.value, 10) || 1) + 1);
					} else {
						rowsEl.appendChild(makeRow(srl, label, add, 1, true));
					}
					optSel.selectedIndex = 0;
				} else if (srl === '0') {
					setMainRow('0', itemName, basePrice);
				} else if (comboMode) {
					// 조합형: 본품을 미리 담지 않고, 고른 조합을 한 줄씩 쌓는다
					var already = rowsEl.querySelector('.shp-select-row[data-opt="' + srl + '"]');
					if (already) {
						var qtyEl = already.querySelector('.shp-qty');
						qtyEl.value = clampQty((parseInt(qtyEl.value, 10) || 1) + 1);
					} else {
						rowsEl.appendChild(makeRow(srl, label, basePrice + add, minQty, true));
					}
					optSel.selectedIndex = 0;
				} else {
					setMainRow(srl, itemName + ' - ' + label, basePrice + add);
				}
				render();
			});
		});

		// 조합형은 고르기 전까지 아무것도 담지 않는다
		if (!baseSoldout && !comboMode) {
			setMainRow('0', itemName, basePrice);
		}
		render();

		var tipBtn = document.getElementById('shpTipBtn');
		var tipNote = document.getElementById('shpShipNote');
		if (tipBtn && tipNote) {
			tipBtn.addEventListener('click', function () {
				tipNote.hidden = !tipNote.hidden;
			});
		}
	})();
	</script>
</div>