/**
 * Главная страница — интерактив, порт React-поведения на ванильный JS.
 * Данные и SVG-иконки приходят из window.DOTA2_HOME (inc/enqueue.php).
 */
(function () {
	'use strict';

	var DATA = window.DOTA2_HOME || {};
	var EASE = 'cubic-bezier(0.22, 1, 0.36, 1)';
	var reduceMotion = window.matchMedia('(prefers-reduced-motion: reduce)').matches;

	function icon(name, cls) {
		var svg = (DATA.icons && DATA.icons[name]) || '';
		if (!svg) return '';
		return cls ? svg.replace('<svg ', '<svg class="' + cls + '" ') : svg;
	}

	function esc(s) {
		return String(s).replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;').replace(/"/g, '&quot;');
	}

	/* ---------------- reveal on scroll (порт motion whileInView) ---------------- */

	(function initReveal() {
		var els = document.querySelectorAll('[data-reveal]');
		if (!els.length) return;
		if (reduceMotion || typeof IntersectionObserver === 'undefined') return;

		els.forEach(function (el) {
			var type = el.getAttribute('data-reveal');
			var y = parseFloat(el.getAttribute('data-reveal-y') || '0');
			var x = parseFloat(el.getAttribute('data-reveal-x') || '0');
			var dur = parseFloat(el.getAttribute('data-reveal-dur') || '400');
			var delay = parseFloat(el.getAttribute('data-reveal-delay') || '0');
			var amount = parseFloat(el.getAttribute('data-reveal-amount') || '0.15');
			el.__reveal = { type: type, y: y, x: x, dur: dur, delay: delay, amount: amount };
			if (type === 'bar') {
				el.style.transform = 'scaleY(0)';
			} else {
				el.style.opacity = '0';
				if (y || x) el.style.transform = 'translate(' + x + 'px,' + y + 'px)';
			}
		});

		var reveal = function (entry, io) {
				var el = entry.target;
				var r = el.__reveal;
				// как framer viewport.amount: показываем только когда видна заметная часть
				if (!entry.isIntersecting || entry.intersectionRatio < r.amount) return;
				io.unobserve(el);
				el.style.transition = 'opacity ' + r.dur + 'ms ' + EASE + ' ' + r.delay + 'ms, transform ' + r.dur + 'ms ' + EASE + ' ' + r.delay + 'ms';
				requestAnimationFrame(function () {
					el.style.opacity = '';
					el.style.transform = r.type === 'bar' ? 'scaleY(1)' : 'none';
					if (el.querySelector) {
						el.querySelectorAll('[data-podium-bar]').forEach(function (bar) {
							bar.style.transition = 'transform 700ms ' + EASE + ' 150ms';
							bar.style.transform = 'scaleX(1)';
						});
					}
					window.setTimeout(function () {
						el.style.transition = '';
						el.style.transform = '';
					}, r.dur + r.delay + 60);
				});
		};

		var observers = {};
		els.forEach(function (el) {
			el.querySelectorAll && el.querySelectorAll('[data-podium-bar]').forEach(function (bar) {
				bar.style.transform = 'scaleX(0)';
				bar.style.transformOrigin = 'left';
			});
			var amount = el.__reveal.amount;
			if (!observers[amount]) {
				observers[amount] = new IntersectionObserver(function (entries) {
					entries.forEach(function (entry) { reveal(entry, observers[amount]); });
				}, { threshold: amount });
			}
			observers[amount].observe(el);
		});
	})();

	/* ---------------- animated metrics (порт animated-metric.tsx) ---------------- */

	(function initMetrics() {
		var els = document.querySelectorAll('[data-metric]');
		if (!els.length || typeof IntersectionObserver === 'undefined') return;
		var io = new IntersectionObserver(function (entries) {
			entries.forEach(function (entry) {
				if (!entry.isIntersecting) return;
				var el = entry.target;
				io.unobserve(el);
				var value = parseFloat(el.getAttribute('data-metric-value') || '0');
				var prefix = el.getAttribute('data-metric-prefix') || '';
				var suffix = el.getAttribute('data-metric-suffix') || '';
				if (reduceMotion) {
					el.textContent = prefix + value.toFixed(1) + suffix;
					return;
				}
				var start = performance.now();
				var duration = 700;
				function tick(now) {
					var p = Math.min(1, (now - start) / duration);
					var eased = 1 - Math.pow(1 - p, 3);
					el.textContent = prefix + (value * eased).toFixed(1) + suffix;
					if (p < 1) requestAnimationFrame(tick);
				}
				el.textContent = prefix + '0.0' + suffix;
				requestAnimationFrame(tick);
			});
		}, { threshold: 0.4 });
		els.forEach(function (el) { io.observe(el); });
	})();

	/* ---------------- animated background (порт animated-dota-background.tsx) ---------------- */

	(function initBackground() {
		var root = document.querySelector('[data-dota-bg]');
		if (!root) return;

		if (!reduceMotion && root.querySelectorAll) {
			root.querySelectorAll('[data-bg-pulse]').forEach(function (el) {
				var parts = (el.getAttribute('data-bg-pulse') || '').split(',');
				var dur = parseFloat(parts[0] || '18') * 1000;
				var lo = parseFloat(parts[1] || '0.5');
				var hi = parseFloat(parts[2] || '0.95');
				if (el.animate) {
					el.animate([{ opacity: lo }, { opacity: hi }, { opacity: lo }], { duration: dur, iterations: Infinity, easing: 'ease-in-out' });
				}
			});
		}

		var coarse = window.matchMedia('(pointer: coarse)').matches;
		var mobile = window.matchMedia('(max-width: 767px)').matches;
		if (reduceMotion || coarse || mobile) return;

		var layers = root.querySelectorAll('[data-bg-parallax]');
		var raf = 0;
		window.addEventListener('mousemove', function (e) {
			cancelAnimationFrame(raf);
			raf = requestAnimationFrame(function () {
				var px = (e.clientX / window.innerWidth - 0.5) * 2;
				var py = (e.clientY / window.innerHeight - 0.5) * 2;
				layers.forEach(function (layer) {
					var m = parseFloat(layer.getAttribute('data-bg-parallax') || '0');
					layer.style.transition = 'transform 900ms cubic-bezier(0.16, 1, 0.3, 1)';
					layer.style.transform = 'translate(' + px * m + 'px,' + py * m + 'px)';
				});
			});
		}, { passive: true });
	})();

	/* ---------------- scroll down cue ---------------- */

	(function initScrollCue() {
		var btn = document.querySelector('[data-scroll-cue]');
		if (!btn) return;
		// Как в React (framer-motion): стрелка «плавает» независимо от prefers-reduced-motion.
		var bob = btn.querySelector('[data-cue-bob]');
		if (bob && bob.animate) {
			bob.animate(
				[
					{ transform: 'translateY(0)', opacity: 0.8 },
					{ transform: 'translateY(10px)', opacity: 1 },
					{ transform: 'translateY(0)', opacity: 0.8 }
				],
				{ duration: 2800, iterations: Infinity, easing: 'ease-in-out' }
			);
		}
		btn.addEventListener('click', function () {
			var next = document.getElementById('tournaments') || document.querySelector('[data-next-section]');
			if (next) {
				var top = next.getBoundingClientRect().top + window.scrollY;
				window.scrollTo({ top: Math.max(0, top - 80), behavior: 'smooth' });
				return;
			}
			window.scrollBy({ top: window.innerHeight * 0.85, behavior: 'smooth' });
		});
	})();

	/* ---------------- featured news carousel (порт featured-news-carousel.tsx) ---------------- */

	(function initFeaturedCarousel() {
		var root = document.querySelector('[data-featured-carousel]');
		if (!root) return;
		var track = root.querySelector('[data-carousel-track]');
		var slides = root.querySelectorAll('[data-carousel-slide]');
		var dots = root.querySelectorAll('[data-carousel-dot]');
		var counter = root.querySelector('[data-carousel-counter]');
		var delay = parseInt(root.getAttribute('data-autoplay') || '5000', 10);
		var count = slides.length;
		var current = 0;
		var timer = 0;
		var hovered = false;
		var visible = true;

		var DOT_ACTIVE = ['scale-110', 'border-accent-hot', 'bg-accent-hot', 'shadow-[0_0_10px_2px_color-mix(in_srgb,var(--accent-hot)_55%,transparent)]'];
		var DOT_IDLE = ['border-white/25', 'bg-white/10', 'hover:border-[color-mix(in_srgb,var(--accent-hot)_60%,transparent)]', 'hover:bg-white/20'];

		function pad(n) { return String(n).padStart(2, '0'); }

		function render() {
			// Движение трека — через Web Animations API, как embla в React (JS-движок,
			// не зависит от глобального прибития CSS-transition при prefers-reduced-motion).
			var target = 'translateX(-' + current * 100 + '%)';
			if (track.animate && track.style.transform !== target) {
				var from = getComputedStyle(track).transform;
				track.style.transform = target;
				track.animate(
					[ { transform: 'none' === from ? 'translateX(0px)' : from }, { transform: target } ],
					{ duration: 700, easing: EASE }
				);
			} else {
				track.style.transform = target;
			}
			slides.forEach(function (slide, i) {
				if (i === current) slide.removeAttribute('aria-hidden');
				else slide.setAttribute('aria-hidden', 'true');
				var img = slide.querySelector('[data-carousel-img]');
				if (img) {
					img.classList.toggle('scale-[1.05]', i === current);
					img.classList.toggle('scale-[1.09]', i !== current);
				}
			});
			dots.forEach(function (dot, i) {
				var active = i === current;
				dot.setAttribute('aria-selected', active ? 'true' : 'false');
				DOT_ACTIVE.forEach(function (c) { dot.classList.toggle(c, active); });
				DOT_IDLE.forEach(function (c) { dot.classList.toggle(c, !active); });
				var ring = dot.querySelector('[data-carousel-ring]');
				if (active && !ring) {
					dot.insertAdjacentHTML('beforeend', '<span aria-hidden="true" data-carousel-ring class="absolute -inset-1 rounded-[3px] border border-[color-mix(in_srgb,var(--accent-hot)_45%,transparent)]"></span>');
				} else if (!active && ring) {
					ring.remove();
				}
			});
			if (counter) counter.textContent = pad(current + 1) + ' / ' + pad(count);
		}

		function goTo(i) {
			current = (i + count) % count;
			render();
		}

		function stop() { window.clearInterval(timer); timer = 0; }
		function play() {
			// Автоплей — как embla-carousel-autoplay в React: работает всегда.
			stop();
			timer = window.setInterval(function () {
				if (!hovered && visible) goTo(current + 1);
			}, delay);
		}

		root.querySelector('[data-carousel-prev]').addEventListener('click', function () { goTo(current - 1); play(); });
		root.querySelector('[data-carousel-next]').addEventListener('click', function () { goTo(current + 1); play(); });
		dots.forEach(function (dot, i) {
			dot.addEventListener('click', function () { goTo(i); play(); });
		});
		root.addEventListener('mouseenter', function () { hovered = true; });
		root.addEventListener('mouseleave', function () { hovered = false; });
		root.addEventListener('focusin', function () { hovered = true; });
		root.addEventListener('focusout', function () { hovered = false; });

		if (typeof IntersectionObserver !== 'undefined') {
			new IntersectionObserver(function (entries) {
				visible = !!(entries[0] && entries[0].isIntersecting);
			}, { threshold: 0.15 }).observe(root);
		}

		play();
	})();

	/* ---------------- match tabs (порт match-tabs.tsx) ---------------- */

	(function initMatchTabs() {
		var section = document.querySelector('[data-matches-section]');
		if (!section) return;
		var tabs = section.querySelectorAll('[data-match-tab]');
		tabs.forEach(function (tab) {
			tab.addEventListener('click', function () {
				var value = tab.getAttribute('data-match-tab');
				tabs.forEach(function (t) {
					var active = t === tab;
					t.setAttribute('aria-selected', active ? 'true' : 'false');
					t.classList.toggle('text-accent-hot', active);
					t.classList.toggle('text-txt-3', !active);
					t.classList.toggle('hover:text-txt-2', !active);
					var ind = t.querySelector('[data-tab-indicator]');
					if (ind) ind.hidden = !active;
				});
				section.querySelectorAll('[data-match-list]').forEach(function (list) {
					list.hidden = list.getAttribute('data-match-list') !== value;
				});
			});
		});
	})();

	/* ---------------- top heroes role filter ---------------- */

	(function initTopHeroes() {
		var section = document.querySelector('[data-top-heroes]');
		if (!section) return;
		var buttons = section.querySelectorAll('[data-top-role]');
		var ACTIVE = ['bg-[color-mix(in_srgb,var(--accent-hot)_18%,transparent)]', 'text-txt-1', 'shadow-[inset_0_0_0_1px_color-mix(in_srgb,var(--accent-hot)_45%,transparent)]'];
		var IDLE = ['text-txt-3', 'hover:bg-white/[0.04]', 'hover:text-txt-1'];

		buttons.forEach(function (btn) {
			btn.addEventListener('click', function () {
				var role = btn.getAttribute('data-top-role');
				buttons.forEach(function (b) {
					var active = b === btn;
					b.setAttribute('aria-pressed', active ? 'true' : 'false');
					ACTIVE.forEach(function (c) { b.classList.toggle(c, active); });
					IDLE.forEach(function (c) { b.classList.toggle(c, !active); });
				});
				section.querySelectorAll('[data-top-panel]').forEach(function (panel) {
					var show = panel.getAttribute('data-top-panel') === role;
					panel.hidden = !show;
					if (show && !reduceMotion) {
						panel.style.opacity = '0';
						panel.style.transform = 'translateY(8px)';
						panel.style.transition = 'opacity 300ms ' + EASE + ', transform 300ms ' + EASE;
						requestAnimationFrame(function () {
							panel.style.opacity = '1';
							panel.style.transform = 'none';
						});
						window.setTimeout(function () {
							panel.style.cssText = '';
						}, 360);
					}
				});
				section.querySelectorAll('[data-top-ranking]').forEach(function (list) {
					list.hidden = list.getAttribute('data-top-ranking') !== role;
				});
			});
		});
	})();

	/* ---------------- scroll-карусели (замена embla dragFree) ---------------- */

	function bindScrollCarousel(root) {
		var viewport = root.querySelector('[data-carousel-viewport]');
		var prev = root.querySelector('[data-carousel-prev]');
		var next = root.querySelector('[data-carousel-next]');
		if (!viewport || !prev || !next) return null;

		function sync() {
			var max = viewport.scrollWidth - viewport.clientWidth - 1;
			prev.disabled = viewport.scrollLeft <= 0;
			next.disabled = viewport.scrollLeft >= max;
		}
		prev.addEventListener('click', function () {
			viewport.scrollBy({ left: -Math.max(220, viewport.clientWidth * 0.6), behavior: reduceMotion ? 'auto' : 'smooth' });
		});
		next.addEventListener('click', function () {
			viewport.scrollBy({ left: Math.max(220, viewport.clientWidth * 0.6), behavior: reduceMotion ? 'auto' : 'smooth' });
		});
		viewport.addEventListener('scroll', sync, { passive: true });
		window.addEventListener('resize', sync);
		sync();
		return { sync: sync, viewport: viewport };
	}

	/* ---------------- trending builds ---------------- */

	(function initBuilds() {
		var section = document.querySelector('[data-trending-builds]');
		if (!section) return;

		var carousel = bindScrollCarousel(section.querySelector('[data-build-carousel]'));
		var roleButtons = section.querySelectorAll('[data-build-role]');
		var cards = section.querySelectorAll('[data-build-card]');
		var wraps = section.querySelectorAll('[data-build-card-wrap]');
		var panels = section.querySelectorAll('[data-build-panel]');
		var empty = section.querySelector('[data-build-empty]');

		var CARD_ON = ['border-[color-mix(in_srgb,var(--accent-hot)_60%,transparent)]', 'shadow-[0_0_22px_rgba(228,73,48,0.16)]'];
		var CARD_OFF = ['border-white/8', 'hover:border-white/20'];

		function selectBuild(id) {
			cards.forEach(function (card) {
				var on = card.getAttribute('data-build-card') === id;
				card.setAttribute('aria-pressed', on ? 'true' : 'false');
				CARD_ON.forEach(function (c) { card.classList.toggle(c, on); });
				CARD_OFF.forEach(function (c) { card.classList.toggle(c, !on); });
			});
			var shown = null;
			panels.forEach(function (panel) {
				var on = panel.getAttribute('data-build-panel') === id;
				panel.hidden = !on;
				if (on) shown = panel;
			});
			if (empty) empty.hidden = !!shown;
			if (shown && !reduceMotion) {
				shown.style.opacity = '0';
				shown.style.transform = 'translateX(10px)';
				shown.style.transition = 'opacity 300ms ' + EASE + ', transform 300ms ' + EASE;
				requestAnimationFrame(function () {
					shown.style.opacity = '1';
					shown.style.transform = 'none';
				});
				window.setTimeout(function () { shown.style.cssText = ''; }, 360);
			}
		}

		cards.forEach(function (card) {
			card.addEventListener('click', function () {
				selectBuild(card.getAttribute('data-build-card'));
			});
		});

		roleButtons.forEach(function (btn) {
			btn.addEventListener('click', function () {
				var role = btn.getAttribute('data-build-role');
				roleButtons.forEach(function (b) {
					var active = b === btn;
					b.setAttribute('aria-pressed', active ? 'true' : 'false');
					b.classList.toggle('text-accent-hot', active);
					b.classList.toggle('text-txt-2', !active);
					b.classList.toggle('hover:text-txt-1', !active);
					var pill = b.querySelector('[data-role-pill]');
					if (pill) pill.hidden = !active;
					var svg = b.querySelector('svg');
					if (svg) {
						svg.classList.toggle('text-accent-hot', active);
						svg.classList.toggle('text-txt-3', !active);
					}
				});

				var first = null;
				wraps.forEach(function (wrap) {
					var show = role === 'all' || wrap.getAttribute('data-role') === role;
					wrap.hidden = !show;
					if (show && !first) {
						var card = wrap.querySelector('[data-build-card]');
						if (card) first = card.getAttribute('data-build-card');
					}
				});
				if (first) {
					selectBuild(first);
				} else {
					panels.forEach(function (panel) { panel.hidden = true; });
					if (empty) empty.hidden = false;
				}
				if (carousel) carousel.sync();
			});
		});
	})();

	/* ---------------- counter picks ---------------- */

	(function initCounters() {
		var section = document.querySelector('[data-counter-picks]');
		if (!section) return;

		bindScrollCarousel(section.querySelector('[data-counter-carousel]'));

		var tabs = section.querySelectorAll('[data-counter-metric]');
		var track = section.querySelector('[data-counter-track]');
		tabs.forEach(function (tab) {
			tab.addEventListener('click', function () {
				var metric = tab.getAttribute('data-counter-metric');
				tabs.forEach(function (t) {
					var active = t === tab;
					t.setAttribute('aria-pressed', active ? 'true' : 'false');
					t.classList.toggle('text-txt-1', active);
					t.classList.toggle('text-txt-3', !active);
					t.classList.toggle('hover:text-txt-2', !active);
					var pill = t.querySelector('[data-metric-pill]');
					if (pill) pill.hidden = !active;
				});
				var items = Array.prototype.slice.call(track.querySelectorAll('[data-counter-item]'));
				items.sort(function (a, b) {
					var key = metric === 'winRate' ? 'data-win-rate' : 'data-pick-rate';
					return parseFloat(b.getAttribute(key)) - parseFloat(a.getAttribute(key));
				});
				items.forEach(function (item) {
					var value = metric === 'winRate' ? item.getAttribute('data-win-rate') : item.getAttribute('data-pick-rate');
					item.querySelector('[data-counter-value]').textContent = value + '%';
					item.querySelector('[data-counter-label]').textContent = metric === 'winRate' ? 'Win Rate' : 'Pick Rate';
					track.appendChild(item);
				});
			});
		});

		section.querySelectorAll('[data-counter-filter]').forEach(function (cell) {
			var toggle = cell.querySelector('[data-filter-toggle]');
			var list = cell.querySelector('[data-filter-list]');
			var value = cell.querySelector('[data-filter-value]');
			toggle.addEventListener('click', function () {
				var open = list.hidden;
				list.hidden = !open;
				toggle.setAttribute('aria-expanded', open ? 'true' : 'false');
			});
			cell.querySelectorAll('[data-filter-option]').forEach(function (opt) {
				opt.addEventListener('click', function () {
					var next = opt.getAttribute('data-filter-option');
					value.textContent = next;
					cell.querySelectorAll('[data-filter-option]').forEach(function (o) {
						var on = o === opt;
						o.classList.toggle('text-accent-hot', on);
						o.classList.toggle('text-txt-2', !on);
					});
					list.hidden = true;
					toggle.setAttribute('aria-expanded', 'false');
				});
			});
		});

		var method = section.querySelector('[data-counter-method]');
		if (method) {
			var mToggle = method.querySelector('[data-method-toggle]');
			var mPanel = method.querySelector('[data-method-panel]');
			var mIcon = mToggle.querySelector('svg:last-of-type');
			mToggle.addEventListener('click', function () {
				var open = mPanel.hidden;
				mPanel.hidden = !open;
				mToggle.setAttribute('aria-expanded', open ? 'true' : 'false');
				if (mIcon) mIcon.classList.toggle('rotate-45', open);
			});
		}
	})();

	/* ---------------- leaderboard (порт leaderboard-table.tsx) ---------------- */

	(function initLeaderboard() {
		var section = document.querySelector('[data-leaderboard]');
		if (!section || !DATA.players) return;

		var state = { region: 'all', role: 'all', sort: 'mmr', direction: 'desc' };
		var tbody = section.querySelector('[data-lb-tbody]');
		var mobile = section.querySelector('[data-lb-mobile]');
		var emptyEl = section.querySelector('[data-lb-empty]');
		var countEl = section.querySelector('[data-lb-count]');
		var resetBtn = section.querySelector('[data-lb-reset]');

		var COLS = 'grid grid-cols-[52px_minmax(150px,1.4fr)_minmax(130px,1fr)_84px_120px_104px_92px_140px_86px] items-center gap-3 px-4';
		var fmt = function (n) { return Number(n).toLocaleString('en-US'); };

		function rowTone(rank) {
			if (rank === 1) return 'border-l-2 border-l-accent-hot bg-[linear-gradient(90deg,rgba(228,73,48,0.06),transparent_45%)]';
			if (rank === 2) return 'border-l-2 border-l-white/20';
			if (rank === 3) return 'border-l-2 border-l-[rgba(176,110,63,0.5)]';
			return 'border-l-2 border-l-transparent';
		}

		function rankBadge(rank) {
			if (rank > 3) return '<span class="font-display text-[15px] tabular-nums text-txt-3">' + rank + '</span>';
			var tone = rank === 1
				? 'border-[rgba(212,165,86,0.55)] text-[#e3bd75] shadow-[0_0_14px_rgba(212,165,86,0.16)] bg-[linear-gradient(150deg,rgba(212,165,86,0.18),transparent)]'
				: rank === 2
					? 'border-white/22 text-[#d6d2cb] bg-[linear-gradient(150deg,rgba(255,255,255,0.10),transparent)]'
					: 'border-[rgba(176,110,63,0.45)] text-[#c58a5c] bg-[linear-gradient(150deg,rgba(176,110,63,0.16),transparent)]';
			return '<span class="grid h-8 w-8 place-items-center rounded-full border font-display text-[13px] font-bold ' + tone + '">' + rank + '</span>';
		}

		function avatar(p) {
			// Реальное фото игрока — приоритетно, иначе инициалы.
			if (p.photo) {
				return '<span class="block h-10 w-10 shrink-0 overflow-hidden rounded-[3px] border border-white/10 bg-black/60 transition-transform duration-200 group-hover:scale-[1.03] motion-reduce:transform-none" aria-hidden="true"><img src="' + esc(p.photo) + '" alt="" loading="lazy" decoding="async" class="h-full w-full object-cover object-[center_25%]"></span>';
			}
			return '<span class="grid h-10 w-10 shrink-0 place-items-center overflow-hidden rounded-[3px] border border-white/10 bg-[linear-gradient(160deg,var(--surface-3),#0c0b0a)] font-display text-[12px] uppercase text-txt-2 transition-transform duration-200 group-hover:scale-[1.03] motion-reduce:transform-none" aria-hidden="true">' + esc(p.nickname.slice(0, 2)) + '</span>';
		}

		function teamCell(p) {
			if (!p.team) return '<span class="font-sans text-[13px] text-txt-3">Free agent</span>';
			var logo = p.team.logo
				? '<img src="' + esc(p.team.logo) + '" alt="" loading="lazy" class="h-[76%] w-[76%] object-contain">'
				: '<span class="font-display text-[9px] uppercase text-txt-3">' + esc(p.team.name.slice(0, 2)) + '</span>';
			return '<span class="flex min-w-0 items-center gap-2.5"><span class="grid h-7 w-7 shrink-0 place-items-center overflow-hidden rounded-[3px] border border-white/8 bg-[var(--surface-2)]">' + logo + '</span><span class="truncate font-sans text-[13px] text-txt-2 transition-colors duration-200 group-hover:text-txt-1">' + esc(p.team.name) + '</span></span>';
		}

		function regionCell(region) {
			var tone = (DATA.regionTone && DATA.regionTone[region]) || 'from-white/20 to-white/5';
			return '<span class="flex items-center gap-2 font-sans text-[12px] font-semibold tracking-[0.04em] text-txt-2"><span aria-hidden="true" class="h-3 w-[18px] shrink-0 rounded-[2px] border border-white/12 bg-gradient-to-br ' + tone + '"></span>' + esc(region) + '</span>';
		}

		function roleCell(role) {
			var meta = DATA.roleMeta[role];
			return '<span class="flex items-center gap-2 font-sans text-[11.5px] font-bold uppercase tracking-[0.06em] text-txt-2">' + icon(meta.icon, 'h-3.5 w-3.5 text-txt-3') + esc(meta.label) + '</span>';
		}

		function formCell(form) {
			var label = form.map(function (r) { return r === 'W' ? 'Win' : 'Loss'; }).join(', ');
			var cells = form.map(function (r) {
				var cls = r === 'W'
					? 'border-[rgba(66,201,139,0.28)] bg-[rgba(66,201,139,0.12)] text-[#42c98b]'
					: 'border-[rgba(228,73,48,0.28)] bg-[rgba(228,73,48,0.10)] text-[#e4795f]';
				return '<span aria-hidden="true" class="grid h-[22px] w-[22px] place-items-center rounded-[2px] border font-sans text-[10px] font-bold ' + cls + '">' + r + '</span>';
			}).join('');
			return '<span class="flex items-center gap-1" aria-label="Recent form: ' + esc(label) + '">' + cells + '</span>';
		}

		function trendCell(trend) {
			if (trend === undefined || trend === null) return '<span class="font-sans text-[12px] text-txt-3">—</span>';
			var pos = trend > 0;
			var neg = trend < 0;
			var cls = pos ? 'text-[#42c98b]' : neg ? 'text-[#e44930]' : 'text-txt-3';
			var arrow = pos ? '▲' : neg ? '▼' : '—';
			var value = pos ? '+' + fmt(trend) : fmt(trend);
			return '<span class="font-sans text-[13px] font-bold tabular-nums ' + cls + '"><span aria-hidden="true">' + arrow + '</span> ' + value + '</span>';
		}

		function filtered() {
			var list = DATA.players.filter(function (p) {
				return (state.region === 'all' || p.region === state.region) && (state.role === 'all' || p.role === state.role);
			});
			var value = function (p) {
				return state.sort === 'mmr' ? (p.mmr || 0) : state.sort === 'winRate' ? (p.winRate || 0) : (p.trend || 0);
			};
			list.sort(function (a, b) { return state.direction === 'desc' ? value(b) - value(a) : value(a) - value(b); });
			return list.slice(0, 10);
		}

		function render() {
			var players = filtered();

			tbody.innerHTML = players.map(function (p) {
				return '<tr class="' + COLS + ' group h-[70px] w-full border-b border-white/[0.055] transition-colors duration-200 last:border-b-0 hover:bg-[#151210] ' + rowTone(p.rank) + '">'
					+ '<td class="flex items-center">' + rankBadge(p.rank) + '</td>'
					+ '<td class="flex min-w-0 items-center gap-3">' + avatar(p) + '<span class="truncate font-sans text-[14px] font-bold text-txt-1">' + esc(p.nickname) + '</span></td>'
					+ '<td class="flex min-w-0 items-center">' + teamCell(p) + '</td>'
					+ '<td class="hidden items-center xl:flex">' + regionCell(p.region) + '</td>'
					+ '<td class="flex items-center">' + roleCell(p.role) + '</td>'
					+ '<td class="flex items-center justify-end font-display text-[19px] font-extrabold tabular-nums text-txt-1">' + fmt(p.mmr) + '</td>'
					+ '<td class="flex items-center justify-end font-sans text-[13.5px] font-semibold tabular-nums ' + (p.winRate >= 60 ? 'text-[#42c98b]' : 'text-[#d4d0ca]') + '">' + p.winRate.toFixed(1) + '%</td>'
					+ '<td class="flex items-center">' + formCell(p.recentForm) + '</td>'
					+ '<td class="hidden items-center justify-end xl:flex">' + trendCell(p.trend) + '</td>'
					+ '</tr>';
			}).join('');

			mobile.innerHTML = players.slice(0, 7).map(function (p) {
				return '<li class="group flex flex-col gap-2 border-b border-white/[0.055] px-3.5 py-3 last:border-b-0 ' + rowTone(p.rank) + '">'
					+ '<div class="flex items-center gap-3"><span class="w-8 shrink-0">' + rankBadge(p.rank) + '</span>' + avatar(p)
					+ '<span class="min-w-0 flex-1"><span class="block truncate font-sans text-[14px] font-bold text-txt-1">' + esc(p.nickname) + '</span>'
					+ '<span class="block truncate font-sans text-[12px] text-txt-2">' + esc((p.team ? p.team.name : 'Free agent') + ' · ' + DATA.roleMeta[p.role].label + ' · ' + p.region) + '</span></span>'
					+ '<span class="shrink-0 font-display text-[17px] font-extrabold tabular-nums text-txt-1">' + fmt(p.mmr) + '</span></div>'
					+ '<div class="flex items-center justify-between pl-11"><span class="flex items-center gap-3">'
					+ '<span class="font-sans text-[12px] font-semibold tabular-nums text-[#d4d0ca]">' + p.winRate.toFixed(1) + '% WR</span>'
					+ trendCell(p.trend) + '</span>' + formCell(p.recentForm) + '</div></li>';
			}).join('');

			emptyEl.hidden = players.length > 0;
			countEl.textContent = 'Showing top ' + players.length + ' players';
			resetBtn.hidden = players.length > 0;

			section.querySelectorAll('[data-lb-sort]').forEach(function (btn) {
				var active = btn.getAttribute('data-lb-sort') === state.sort;
				btn.classList.toggle('text-txt-1', active);
				var chev = btn.querySelector('svg');
				if (chev) {
					chev.classList.toggle('opacity-90', active);
					chev.classList.toggle('opacity-30', !active);
					chev.classList.toggle('rotate-180', active && state.direction === 'asc');
				}
			});
		}

		function bindSegment(group, key) {
			var buttons = section.querySelectorAll('[data-lb-' + group + ']');
			buttons.forEach(function (btn) {
				btn.addEventListener('click', function () {
					state[key] = btn.getAttribute('data-lb-' + group);
					buttons.forEach(function (b) {
						var active = b === btn;
						b.setAttribute('aria-pressed', active ? 'true' : 'false');
						b.classList.toggle('text-txt-1', active);
						b.classList.toggle('text-txt-3', !active);
						b.classList.toggle('hover:text-txt-2', !active);
						var pill = b.querySelector('[data-lb-pill]');
						if (pill) pill.hidden = !active;
					});
					render();
				});
			});
		}
		bindSegment('region', 'region');
		bindSegment('role', 'role');

		section.querySelectorAll('[data-lb-sort]').forEach(function (btn) {
			btn.addEventListener('click', function () {
				var key = btn.getAttribute('data-lb-sort');
				if (key === state.sort) {
					state.direction = state.direction === 'desc' ? 'asc' : 'desc';
				} else {
					state.sort = key;
					state.direction = 'desc';
				}
				render();
			});
		});

		resetBtn.addEventListener('click', function () {
			state.region = 'all';
			state.role = 'all';
			section.querySelectorAll('[data-lb-region="all"], [data-lb-role="all"]').forEach(function (b) { b.click(); });
		});
	})();

	/* ---------------- tournament: автопрокрутка сетки к текущей стадии ---------------- */

	(function initBracketScroll() {
		var wrap = document.querySelector('[data-bracket-scroll]');
		if (!wrap || wrap.scrollWidth <= wrap.clientWidth) return;
		var x = parseInt(wrap.getAttribute('data-scroll-x') || '0', 10);
		// Целевая колонка — ближе к правому краю видимой области (прошлые слева).
		var left = Math.max(0, Math.min(x - wrap.clientWidth * 0.45, wrap.scrollWidth - wrap.clientWidth));
		wrap.scrollLeft = left;
	})();

	/* ---------------- tournament: mobile lower bracket toggle ---------------- */

	(function initLowerBracket() {
		var toggle = document.querySelector('[data-lower-toggle]');
		var panel = document.querySelector('[data-lower-panel]');
		if (!toggle || !panel) return;
		toggle.addEventListener('click', function () {
			var open = panel.hidden;
			panel.hidden = !open;
			toggle.setAttribute('aria-expanded', open ? 'true' : 'false');
			var chev = toggle.querySelector('svg');
			if (chev) chev.classList.toggle('rotate-180', open);
		});
	})();

	/* ---------------- draft lab (порт draft-service.ts + draft-lab-section.tsx) ---------------- */

	(function initDraft() {
		var section = document.querySelector('[data-draft-lab]');
		if (!section || !DATA.draftPool) return;

		var pool = DATA.draftPool;
		var byId = {};
		pool.forEach(function (h) { byId[h.id] = h; });

		var ALL_ROLES = ['carry', 'mid', 'offlane', 'support', 'hard-support'];
		var NEED_META = [
			{ id: 'frontline', label: 'Frontline', icon: 'shield-half' },
			{ id: 'initiation', label: 'Initiation', icon: 'flame' },
			{ id: 'teamfight', label: 'Teamfight', icon: 'swords' },
			{ id: 'disables', label: 'Disables', icon: 'zap' },
			{ id: 'push', label: 'Push', icon: 'layers' }
		];
		var TONE = {
			good: { bar: '#42c98b', text: 'text-[#42c98b]', label: 'Good', icon: 'check' },
			medium: { bar: '#e0872f', text: 'text-[#e0872f]', label: 'Medium', icon: 'circle-alert' },
			low: { bar: '#e44930', text: 'text-accent-hot', label: 'Low', icon: 'x' }
		};
		var MARS_REASONS = [
			{ id: 'r1', title: 'Strong teamfight presence', description: 'Arena of Blood and Spear of Mars provide game-changing teamfight control.', icon: 'swords' },
			{ id: 'r2', title: 'Frontline your team needs', description: 'Adds a durable initiator to pair with your carries and supports.', icon: 'shield-half' },
			{ id: 'r3', title: 'Excels against their draft', description: 'Punishes mobile enemy cores and reduces their freedom in fights.', icon: 'target' },
			{ id: 'r4', title: 'Flexible item build paths', description: 'Can adapt initiation or defensive items depending on game state.', icon: 'wand-2' }
		];
		var SLOT_CLIP = 'polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%)';
		var TONES = {
			radiant: {
				border: 'border-[rgba(66,201,139,0.28)]',
				hover: 'hover:border-[rgba(66,201,139,0.55)]',
				glow: 'group-hover:bg-[radial-gradient(circle_at_50%_100%,rgba(66,201,139,0.16),transparent_70%)]',
				text: 'text-[#42c98b]'
			},
			dire: {
				border: 'border-[rgba(228,73,48,0.28)]',
				hover: 'hover:border-[rgba(228,73,48,0.55)]',
				glow: 'group-hover:bg-[radial-gradient(circle_at_50%_100%,rgba(228,73,48,0.16),transparent_70%)]',
				text: 'text-accent-hot'
			}
		};

		var initial = {
			radiant: { picks: ['puck', 'juggernaut', 'lion', null, null], bans: [null, null, null, null, null, null] },
			dire: { picks: ['doom_bringer', 'storm_spirit', 'shadow_shaman', null, null], bans: [null, null, null, null, null, null, null] }
		};
		var state = JSON.parse(JSON.stringify(initial));
		var preview = null;
		var picker = null; // { side, slot, mode }
		var analyzeTimer = 0;
		var analyzeAnim = null;

		function heroesOf(team) {
			return team.picks.filter(Boolean).map(function (id) { return byId[id]; });
		}

		function blockedIds() {
			return []
				.concat(state.radiant.picks.filter(Boolean))
				.concat(state.dire.picks.filter(Boolean))
				.concat(state.radiant.bans.filter(Boolean))
				.concat(state.dire.bans.filter(Boolean));
		}

		function missingRoles(team) {
			var taken = heroesOf(team).map(function (h) { return h.role; });
			var remaining = ALL_ROLES.slice();
			taken.forEach(function (role) {
				var i = remaining.indexOf(role);
				if (i >= 0) remaining.splice(i, 1);
			});
			return remaining;
		}

		function enemyProfile(team) {
			var heroes = heroesOf(team);
			var base = { frontline: 0, initiation: 0, teamfight: 0, disables: 0, push: 0 };
			if (!heroes.length) return base;
			heroes.forEach(function (h) {
				var t = h.traits;
				base.frontline += t.frontline / heroes.length;
				base.initiation += t.initiation / heroes.length;
				base.teamfight += t.teamfight / heroes.length;
				base.disables += t.disables / heroes.length;
				base.push += t.push / heroes.length;
			});
			return base;
		}

		function statusOf(score) {
			return score >= 70 ? 'good' : score >= 45 ? 'medium' : 'low';
		}

		function computeNeeds(team, previewHero) {
			var heroes = heroesOf(team).concat(previewHero ? [previewHero] : []);
			return NEED_META.map(function (meta) {
				var values = heroes.map(function (h) { return h.traits[meta.id] || 0; }).sort(function (a, b) { return b - a; });
				var best = values[0] || 0;
				var weights = [0.16, 0.11, 0.07, 0.05];
				var support = values.slice(1).reduce(function (acc, v, i) { return acc + v * (weights[i] !== undefined ? weights[i] : 0.03); }, 0);
				var score = Math.max(0, Math.min(99, Math.round(best * 0.55 + support)));
				return { id: meta.id, label: meta.label, score: score, status: statusOf(score), icon: meta.icon };
			});
		}

		function genericReasons(hero) {
			var t = hero.traits;
			return [
				{ id: 'r1', title: t.teamfight >= 70 ? 'Strong teamfight presence' : 'Reliable lane presence', description: hero.name + ' adds dependable value to grouped fights around objectives.', icon: 'swords' },
				{ id: 'r2', title: t.frontline >= 70 ? 'Frontline your team needs' : 'Covers a missing damage angle', description: 'Fills the gap your current lineup leaves open as a ' + hero.roleLabel.toLowerCase() + '.', icon: 'shield-half' },
				{ id: 'r3', title: 'Works against their draft', description: hero.name + ' matches up well into the heroes the enemy has already committed to.', icon: 'target' },
				{ id: 'r4', title: 'Flexible item build paths', description: 'Can shift between utility and damage items as the game develops.', icon: 'wand-2' }
			];
		}

		function tagsFor(hero) {
			var t = hero.traits;
			var tags = [];
			if (t.frontline >= 70) tags.push('Frontline');
			if (t.initiation >= 70) tags.push('Initiation');
			if (t.teamfight >= 70) tags.push('Teamfight');
			if (t.disables >= 75) tags.push('Disables');
			if (t.push >= 75) tags.push('Push');
			var enemy = heroesOf(state.dire)[0];
			if (enemy) tags.push('Strong vs ' + enemy.name);
			return tags.slice(0, 4);
		}

		function fitScore(hero, needs) {
			var gap = needs.reduce(function (acc, n) {
				return acc + ((100 - n.score) / 100) * hero.traits[n.id];
			}, 0);
			return gap / needs.length;
		}

		function candidateScore(hero, needs, missing, enemy) {
			var need = fitScore(hero, needs);
			var roleBonus = missing.length === 0 ? 0 : missing.indexOf(hero.role) >= 0 ? 26 : -22;
			var counter = (enemy.teamfight / 100) * hero.traits.disables * 0.16
				+ (enemy.initiation / 100) * hero.traits.frontline * 0.14
				+ (enemy.push / 100) * hero.traits.teamfight * 0.08;
			return need + roleBonus + counter;
		}

		function isDemoDraft() {
			return state.radiant.picks.filter(Boolean).join(',') === 'puck,juggernaut,lion'
				&& state.dire.picks.filter(Boolean).join(',') === 'doom_bringer,storm_spirit,shadow_shaman'
				&& state.radiant.bans.concat(state.dire.bans).every(function (b) { return !b; });
		}

		function demoRecommendation() {
			return {
				hero: byId.mars,
				score: 87,
				tags: ['Frontline', 'Initiation', 'Teamfight', 'Strong vs Doom'],
				reasons: MARS_REASONS,
				alternatives: [byId.centaur, byId.axe, byId.tidehunter],
				roleTarget: 'Offlane',
				complete: false,
				needs: [
					{ id: 'frontline', label: 'Frontline', score: 82, status: 'good', icon: 'shield-half' },
					{ id: 'initiation', label: 'Initiation', score: 64, status: 'medium', icon: 'flame' },
					{ id: 'teamfight', label: 'Teamfight', score: 78, status: 'good', icon: 'swords' },
					{ id: 'disables', label: 'Disables', score: 48, status: 'medium', icon: 'zap' },
					{ id: 'push', label: 'Push', score: 28, status: 'low', icon: 'layers' }
				]
			};
		}

		function getRecommendation() {
			if (isDemoDraft() && !preview) return demoRecommendation();

			var taken = blockedIds();
			var takenSet = {};
			taken.forEach(function (id) { takenSet[id] = true; });
			var baseNeeds = computeNeeds(state.radiant, null);
			var missing = missingRoles(state.radiant);
			var enemy = enemyProfile(state.dire);
			var complete = heroesOf(state.radiant).length >= 5;

			var candidates = pool
				.filter(function (h) { return !takenSet[h.id]; })
				.map(function (h) { return { hero: h, fit: candidateScore(h, baseNeeds, missing, enemy) }; })
				.sort(function (a, b) { return b.fit - a.fit; });

			var top = candidates[0];
			var hero = preview && !takenSet[preview] ? byId[preview] : (top ? top.hero : pool[0]);
			var needs = computeNeeds(state.radiant, hero);
			var rawScore = candidateScore(hero, baseNeeds, missing, enemy);
			var score = Math.max(45, Math.min(96, Math.round(38 + rawScore * 0.62)));

			var alternatives = candidates
				.filter(function (c) { return c.hero.id !== hero.id; })
				.slice(0, 3)
				.map(function (c) { return c.hero; });

			var rec = {
				hero: hero,
				score: score,
				tags: tagsFor(hero),
				reasons: hero.id === 'mars' ? MARS_REASONS : genericReasons(hero),
				alternatives: alternatives,
				needs: needs,
				complete: complete
			};
			if (missing[0]) {
				var labels = { carry: 'Carry', mid: 'Mid', offlane: 'Offlane', support: 'Support', 'hard-support': 'Hard Support' };
				rec.roleTarget = labels[missing[0]];
			}
			return rec;
		}

		/* ---------- рендер ---------- */

		function slotHtml(heroId, side, index) {
			var tone = TONES[side];
			var label = side === 'radiant' ? 'Radiant' : 'Dire';
			if (!heroId) {
				return '<button type="button" data-slot-pick aria-label="Add ' + label + ' hero" style="clip-path:' + SLOT_CLIP + '" class="group relative flex h-[196px] w-full flex-col items-center justify-center gap-2 rounded-[3px] border border-dashed border-white/12 bg-white/[0.015] transition-colors duration-200 hover:border-white/28 focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-accent-hot xl:h-[214px]">'
					+ '<span aria-hidden="true" class="absolute inset-0 transition-colors duration-300 ' + tone.glow + '"></span>'
					+ icon('plus', 'relative h-7 w-7 text-txt-3 transition-transform duration-200 group-hover:scale-110 group-hover:text-txt-2 motion-reduce:transform-none')
					+ '<span class="relative font-sans text-[10px] font-bold uppercase tracking-[0.14em] text-txt-3">Flex</span>'
					+ '</button>';
			}
			var hero = byId[heroId];
			return '<div style="clip-path:' + SLOT_CLIP + '" class="group relative h-[196px] w-full overflow-hidden rounded-[3px] border bg-surface-1 transition-colors duration-200 xl:h-[214px] ' + tone.border + ' ' + tone.hover + '">'
				+ '<img src="' + esc(hero.image) + '" alt="' + esc(hero.name) + ' portrait" loading="lazy" class="absolute inset-0 h-full w-full object-cover object-[50%_18%] transition-transform duration-300 group-hover:scale-[1.02] motion-reduce:transform-none">'
				+ '<span aria-hidden="true" class="absolute inset-0 bg-[linear-gradient(to_top,rgba(9,8,7,0.98)_16%,rgba(9,8,7,0.45)_54%,rgba(9,8,7,0.08))]"></span>'
				+ '<div class="absolute right-1.5 top-1.5 flex gap-1 opacity-0 transition-opacity duration-200 focus-within:opacity-100 group-hover:opacity-100">'
				+ '<button type="button" data-slot-replace aria-label="Replace ' + esc(hero.name) + '" class="tap-pad grid h-6 w-6 place-items-center rounded-[2px] border border-white/12 bg-black/70 text-txt-2 transition-colors hover:text-txt-1 focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-accent-hot">' + icon('refresh-cw', 'h-3 w-3') + '</button>'
				+ '<button type="button" data-slot-remove aria-label="Remove ' + esc(hero.name) + '" class="tap-pad grid h-6 w-6 place-items-center rounded-[2px] border border-white/12 bg-black/70 text-txt-2 transition-colors hover:text-accent-hot focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-accent-hot">' + icon('x', 'h-3 w-3') + '</button>'
				+ '</div>'
				+ '<div class="absolute inset-x-2 bottom-2.5">'
				+ '<p class="line-clamp-2 hyphens-auto break-words font-display text-[10.5px] font-extrabold uppercase leading-[1.15] tracking-[-0.01em] text-txt-1">' + esc(hero.name) + '</p>'
				+ '<p class="mt-1 font-sans text-[9.5px] font-bold uppercase tracking-[0.12em] ' + tone.text + '">' + esc(hero.roleLabel) + '</p>'
				+ '</div>'
				+ '<span class="sr-only">' + label + ' pick ' + (index + 1) + '</span>'
				+ '</div>';
		}

		function banHtml(heroId, side, index) {
			var label = side === 'radiant' ? 'Radiant' : 'Dire';
			if (!heroId) {
				return '<button type="button" title="Add ' + label + ' ban" aria-label="Add ' + label + ' ban ' + (index + 1) + '" class="group tap-pad relative grid h-7 w-7 place-items-center overflow-hidden rounded-[2px] border border-white/8 bg-white/[0.02] transition-colors hover:border-white/25 focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-accent-hot">'
					+ icon('plus', 'h-3 w-3 text-txt-3 transition-colors group-hover:text-txt-2')
					+ '</button>';
			}
			var hero = byId[heroId];
			return '<button type="button" title="' + esc(hero.name) + ' banned — click to undo" aria-label="Remove ban ' + esc(hero.name) + '" class="group tap-pad relative grid h-7 w-7 place-items-center overflow-hidden rounded-[2px] border border-white/8 bg-white/[0.02] transition-colors hover:border-white/25 focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-accent-hot">'
				+ '<img src="' + esc(hero.portrait) + '" alt="' + esc(hero.name) + ' banned" loading="lazy" class="absolute inset-0 h-full w-full object-cover opacity-55 grayscale">'
				+ '<span aria-hidden="true" class="absolute inset-0 bg-[linear-gradient(to_top_right,transparent_46%,rgba(228,73,48,0.7)_47%,rgba(228,73,48,0.7)_53%,transparent_54%)]"></span>'
				+ icon('ban', 'relative h-3 w-3 text-txt-1 opacity-0 transition-opacity group-hover:opacity-90')
				+ '</button>';
		}

		function renderSides() {
			['radiant', 'dire'].forEach(function (side) {
				var col = section.querySelector('[data-draft-side="' + side + '"]');
				state[side].picks.forEach(function (heroId, i) {
					col.querySelector('[data-draft-slot="' + i + '"]').innerHTML = slotHtml(heroId, side, i);
				});
				state[side].bans.forEach(function (heroId, i) {
					col.querySelector('[data-draft-ban="' + i + '"]').innerHTML = banHtml(heroId, side, i);
				});
			});
		}

		function needsHtml(needs) {
			return needs.map(function (need) {
				var t = TONE[need.status];
				return '<li class="flex items-center gap-3 border-b border-white/6 py-2.5 last:border-b-0">'
					+ '<span class="flex min-w-0 flex-1 items-center gap-2 sm:flex-none sm:basis-[150px]">' + icon(need.icon, 'h-3.5 w-3.5 shrink-0 text-txt-3')
					+ '<span class="truncate font-sans text-[11px] font-bold uppercase tracking-[0.1em] text-txt-2">' + esc(need.label) + '</span></span>'
					+ '<span class="hidden h-[7px] flex-1 overflow-hidden rounded-full bg-white/8 sm:block"><span class="block h-full rounded-full transition-[width] duration-500 ease-[cubic-bezier(0.22,1,0.36,1)]" style="background:' + t.bar + ';width:' + need.score + '%"></span></span>'
					+ '<span class="w-[46px] shrink-0 text-right font-display text-[13px] font-extrabold text-txt-1">' + need.score + '%</span>'
					+ '<span class="flex w-[86px] shrink-0 items-center justify-end gap-1 font-sans text-[10px] font-bold uppercase tracking-[0.1em] ' + t.text + '">' + icon(t.icon, 'h-3 w-3') + t.label + '</span>'
					+ '</li>';
			}).join('');
		}

		function renderRecommendation(analyzing) {
			var rec = getRecommendation();
			var box = section.querySelector('[data-recommended-pick]');
			var headline = rec.complete
				? 'Radiant lineup is full'
				: analyzing
					? 'Analyzing draft...'
					: rec.roleTarget
						? 'Recommended ' + rec.roleTarget
						: 'Recommended pick';

			var img = box.querySelector('[data-rec-image]');
			img.src = rec.hero.image;
			img.alt = rec.hero.name + ' artwork';
			box.querySelector('[data-rec-headline]').textContent = headline;
			box.querySelector('[data-rec-name]').textContent = rec.hero.name;
			box.querySelector('[data-rec-score]').textContent = rec.score;
			box.querySelector('[data-rec-sub]').textContent = rec.complete ? 'Remove a pick to get a suggestion' : 'Draft score';

			box.querySelector('[data-rec-tags]').innerHTML = rec.tags.map(function (t) {
				return '<span class="rounded-[2px] border border-white/10 bg-white/[0.02] px-2 py-1 font-sans text-[9.5px] font-bold uppercase tracking-[0.1em] text-txt-2">+ ' + esc(t) + '</span>';
			}).join('');

			box.querySelector('[data-rec-alts]').innerHTML = rec.alternatives.map(function (alt) {
				var pressed = preview === alt.id;
				return '<button type="button" data-alt-id="' + esc(alt.id) + '" aria-pressed="' + (pressed ? 'true' : 'false') + '" class="group overflow-hidden rounded-[3px] border text-left transition-colors focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-accent-hot ' + (pressed ? 'border-[rgba(228,73,48,0.5)]' : 'border-white/8 hover:border-white/20') + '">'
					+ '<span class="block overflow-hidden"><img src="' + esc(alt.portrait) + '" alt="' + esc(alt.name) + '" loading="lazy" class="aspect-[256/144] w-full object-cover transition-transform duration-300 group-hover:scale-[1.025] motion-reduce:transform-none"></span>'
					+ '<span class="block truncate px-1.5 py-1.5 text-center font-sans text-[10px] font-bold uppercase tracking-[0.07em] text-txt-2 group-hover:text-txt-1">' + esc(alt.name) + '</span>'
					+ '</button>';
			}).join('');
			box.querySelectorAll('[data-alt-id]').forEach(function (btn) {
				btn.addEventListener('click', function () {
					var id = btn.getAttribute('data-alt-id');
					preview = preview === id ? null : id;
					update();
				});
			});

			section.querySelector('[data-rec-reasons]').innerHTML = rec.reasons.map(function (r) {
				return '<li class="flex gap-3 border-b border-white/6 py-3 last:border-b-0">'
					+ '<span class="mt-0.5 grid h-7 w-7 shrink-0 place-items-center rounded-[3px] border border-[rgba(66,201,139,0.22)] bg-[rgba(66,201,139,0.07)]">' + icon(r.icon, 'h-3.5 w-3.5 text-[#42c98b]') + '</span>'
					+ '<span class="min-w-0"><span class="block font-sans text-[12px] font-bold uppercase tracking-[0.08em] text-txt-1">' + esc(r.title) + '</span>'
					+ '<span class="mt-1 block font-sans text-[12.5px] leading-relaxed text-txt-2">' + esc(r.description) + '</span></span>'
					+ '</li>';
			}).join('');

			section.querySelectorAll('[data-rec-needs]').forEach(function (list) {
				list.innerHTML = needsHtml(rec.needs);
			});
		}

		function update() {
			renderSides();
			renderRecommendation(true);

			var shimmer = section.querySelector('[data-rec-analyzing]');
			var bar = section.querySelector('[data-rec-analyzing-bar]');
			if (shimmer && !reduceMotion) {
				shimmer.hidden = false;
				if (analyzeAnim) analyzeAnim.cancel();
				if (bar && bar.animate) {
					analyzeAnim = bar.animate(
						[{ transform: 'translateX(-100%)' }, { transform: 'translateX(300%)' }],
						{ duration: 1100, iterations: Infinity, easing: 'linear' }
					);
				}
			}
			window.clearTimeout(analyzeTimer);
			analyzeTimer = window.setTimeout(function () {
				if (shimmer) shimmer.hidden = true;
				if (analyzeAnim) { analyzeAnim.cancel(); analyzeAnim = null; }
				renderRecommendation(false);
			}, 380);
		}

		/* ---------- hero picker ---------- */

		var pickerRoot = section.querySelector('[data-hero-picker]');
		var pickerTitle = pickerRoot.querySelector('[data-picker-title]');
		var pickerSearch = pickerRoot.querySelector('[data-picker-search]');
		var pickerRoleButtons = pickerRoot.querySelectorAll('[data-picker-role]');
		var pickerHeroes = pickerRoot.querySelectorAll('[data-picker-hero]');
		var pickerEmpty = pickerRoot.querySelector('[data-picker-empty]');
		var pickerRole = 'all';

		function openPicker(side, slot, mode) {
			picker = { side: side, slot: slot, mode: mode };
			pickerTitle.textContent = mode === 'ban'
				? (side === 'radiant' ? 'Ban a hero (Your team)' : 'Ban a hero (Enemy team)')
				: (side === 'radiant' ? 'Add hero — Your team' : 'Add hero — Enemy team');
			pickerSearch.value = '';
			pickerRole = 'all';
			syncPickerRoles();
			filterPicker();
			pickerRoot.hidden = false;
			document.body.style.overflow = 'hidden';
			pickerSearch.focus();
		}

		function closePicker() {
			picker = null;
			pickerRoot.hidden = true;
			document.body.style.overflow = '';
		}

		function syncPickerRoles() {
			pickerRoleButtons.forEach(function (b) {
				var active = b.getAttribute('data-picker-role') === pickerRole;
				b.setAttribute('aria-pressed', active ? 'true' : 'false');
				b.classList.toggle('bg-[color-mix(in_srgb,var(--accent-hot)_18%,transparent)]', active);
				b.classList.toggle('text-txt-1', active);
				b.classList.toggle('shadow-[inset_0_0_0_1px_color-mix(in_srgb,var(--accent-hot)_45%,transparent)]', active);
				b.classList.toggle('text-txt-3', !active);
				b.classList.toggle('hover:bg-white/[0.04]', !active);
				b.classList.toggle('hover:text-txt-1', !active);
			});
		}

		function filterPicker() {
			var query = pickerSearch.value.trim().toLowerCase();
			var taken = {};
			blockedIds().forEach(function (id) { taken[id] = true; });
			var any = false;
			pickerHeroes.forEach(function (li) {
				var id = li.getAttribute('data-hero-id');
				var role = li.getAttribute('data-hero-role');
				var name = li.getAttribute('data-hero-name');
				var show = (pickerRole === 'all' || role === pickerRole) && name.indexOf(query) !== -1;
				li.hidden = !show;
				if (show) any = true;
				var btn = li.querySelector('button');
				var disabled = !!taken[id];
				btn.disabled = disabled;
				btn.classList.toggle('cursor-not-allowed', disabled);
				btn.classList.toggle('opacity-35', disabled);
				btn.classList.toggle('hover:border-[rgba(228,73,48,0.45)]', !disabled);
				li.querySelector('[data-hero-status]').textContent = disabled ? 'In draft' : byId[id].roleLabel;
			});
			pickerEmpty.hidden = any;
		}

		pickerSearch.addEventListener('input', filterPicker);
		pickerRoleButtons.forEach(function (b) {
			b.addEventListener('click', function () {
				pickerRole = b.getAttribute('data-picker-role');
				syncPickerRoles();
				filterPicker();
			});
		});
		pickerRoot.querySelector('[data-picker-overlay]').addEventListener('click', closePicker);
		pickerRoot.querySelector('[data-picker-close]').addEventListener('click', closePicker);
		document.addEventListener('keydown', function (e) {
			if (e.key === 'Escape' && !pickerRoot.hidden) closePicker();
		});
		pickerHeroes.forEach(function (li) {
			li.querySelector('button').addEventListener('click', function () {
				if (!picker) return;
				var id = li.getAttribute('data-hero-id');
				if (picker.mode === 'pick') {
					state[picker.side].picks[picker.slot] = id;
				} else {
					state[picker.side].bans[picker.slot] = id;
				}
				preview = null;
				closePicker();
				update();
			});
		});

		/* ---------- делегирование кликов по слотам/банам ---------- */

		['radiant', 'dire'].forEach(function (side) {
			var col = section.querySelector('[data-draft-side="' + side + '"]');
			col.addEventListener('click', function (e) {
				var slotEl = e.target.closest && e.target.closest('[data-draft-slot]');
				if (slotEl) {
					var slot = parseInt(slotEl.getAttribute('data-draft-slot'), 10);
					if (e.target.closest('[data-slot-remove]')) {
						state[side].picks[slot] = null;
						preview = null;
						update();
						return;
					}
					if (e.target.closest('[data-slot-replace]') || e.target.closest('[data-slot-pick]') || (state[side].picks[slot] === null && e.target.closest('button'))) {
						openPicker(side, slot, 'pick');
						return;
					}
					return;
				}
				var banEl = e.target.closest && e.target.closest('[data-draft-ban]');
				if (banEl && e.target.closest('button')) {
					var index = parseInt(banEl.getAttribute('data-draft-ban'), 10);
					if (state[side].bans[index]) {
						state[side].bans[index] = null;
						preview = null;
						update();
					} else {
						openPicker(side, index, 'ban');
					}
				}
			});
		});

		var altsBox = section.querySelector('[data-rec-alts]');
		altsBox.querySelectorAll('[data-alt-id]').forEach(function (btn) {
			btn.addEventListener('click', function () {
				var id = btn.getAttribute('data-alt-id');
				preview = preview === id ? null : id;
				update();
			});
		});

		section.querySelector('[data-draft-reset]').addEventListener('click', function () {
			state = JSON.parse(JSON.stringify(initial));
			preview = null;
			update();
		});

		var advToggle = section.querySelector('[data-advanced-toggle]');
		var advPanel = section.querySelector('[data-advanced-panel]');
		if (advToggle && advPanel) {
			advToggle.addEventListener('click', function () {
				var open = advPanel.hidden;
				advPanel.hidden = !open;
				advToggle.setAttribute('aria-expanded', open ? 'true' : 'false');
				var chev = advToggle.querySelector('svg');
				if (chev) chev.classList.toggle('rotate-180', open);
			});
		}
	})();

	/* ---------------- FAQ accordion (порт faq-section.tsx) ---------------- */

	(function initFaq() {
		var section = document.querySelector('[data-faq]');
		if (!section) return;
		var items = section.querySelectorAll('[data-faq-item]');

		function setOpen(item, open) {
			var btn = item.querySelector('[data-faq-toggle]');
			var panel = item.querySelector('[data-faq-panel]');
			var num = item.querySelector('[data-faq-num]');
			var q = item.querySelector('[data-faq-q]');
			var plus = item.querySelector('[data-faq-plus]');

			btn.setAttribute('aria-expanded', open ? 'true' : 'false');
			num.classList.toggle('text-accent-hot', open);
			num.classList.toggle('text-accent-hot/70', !open);
			q.classList.toggle('text-txt-1', open);
			q.classList.toggle('text-txt-1/85', !open);
			q.classList.toggle('group-hover:text-txt-1', !open);
			plus.classList.toggle('rotate-45', open);
			plus.classList.toggle('border-accent-hot/60', open);
			plus.classList.toggle('text-accent-hot', open);
			plus.classList.toggle('border-white/10', !open);
			plus.classList.toggle('text-txt-2', !open);
			plus.classList.toggle('group-hover:border-accent-hot/40', !open);
			plus.classList.toggle('group-hover:text-accent-hot', !open);

			if (reduceMotion) {
				panel.hidden = !open;
				return;
			}
			if (open) {
				panel.hidden = false;
				var h = panel.scrollHeight;
				panel.style.height = '0px';
				panel.style.opacity = '0';
				panel.style.transition = 'height 260ms ' + EASE + ', opacity 260ms ' + EASE;
				requestAnimationFrame(function () {
					panel.style.height = h + 'px';
					panel.style.opacity = '1';
				});
				window.setTimeout(function () { panel.style.cssText = ''; }, 300);
			} else if (!panel.hidden) {
				var h0 = panel.scrollHeight;
				panel.style.height = h0 + 'px';
				panel.style.transition = 'height 260ms ' + EASE + ', opacity 260ms ' + EASE;
				requestAnimationFrame(function () {
					panel.style.height = '0px';
					panel.style.opacity = '0';
				});
				window.setTimeout(function () {
					panel.hidden = true;
					panel.style.cssText = '';
				}, 270);
			}
		}

		items.forEach(function (item) {
			item.querySelector('[data-faq-toggle]').addEventListener('click', function () {
				var isOpen = item.querySelector('[data-faq-toggle]').getAttribute('aria-expanded') === 'true';
				items.forEach(function (other) {
					if (other !== item && other.querySelector('[data-faq-toggle]').getAttribute('aria-expanded') === 'true') {
						setOpen(other, false);
					}
				});
				setOpen(item, !isOpen);
			});
		});
	})();

	/* ---------------- back to top (порт back-to-top.tsx) ---------------- */

	(function initBackToTop() {
		var btn = document.querySelector('[data-back-to-top]');
		if (!btn || btn.dataset.bttInit) return; // main.js уже инициализировал.
		btn.dataset.bttInit = '1';
		var shown = false;
		var ticking = false;

		function apply(show) {
			if (show === shown) return;
			shown = show;
			btn.tabIndex = show ? 0 : -1;
			btn.setAttribute('aria-hidden', show ? 'false' : 'true');
			btn.classList.toggle('pointer-events-auto', show);
			btn.classList.toggle('scale-100', show);
			btn.classList.toggle('opacity-75', show);
			btn.classList.toggle('pointer-events-none', !show);
			btn.classList.toggle('scale-[0.94]', !show);
			btn.classList.toggle('opacity-0', !show);
		}

		function onScroll() {
			if (ticking) return;
			ticking = true;
			requestAnimationFrame(function () {
				apply(window.scrollY > Math.max(900, window.innerHeight * 1.5));
				ticking = false;
			});
		}
		onScroll();
		window.addEventListener('scroll', onScroll, { passive: true });

		btn.addEventListener('click', function () {
			window.scrollTo({ top: 0, behavior: reduceMotion ? 'auto' : 'smooth' });
		});
	})();
})();