using System;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.EventSystems;
using UnityEngine.UI;

namespace TKS.OutGame
{
    /// <summary>
    /// 아웃게임 UI 도우미 — uGUI + Malgun Gothic(TextUtil) · 기준 1080×1920 · 배치 = 확정 목업(img03·05·06·07·08·11·13·14·16·17).
    /// 부품·색 = UI 테마(PD #1100 · Layer Lab GUI Pro-SuperCasual 팩 · UISkin) · 테마가 없으면 기존 도형 와이어프레임.
    /// 위치 인자는 전부 「부모 안 기준점(anchor) · 피벗 · 기준점에서의 거리 · 크기」(UI px).
    /// </summary>
    public static class UiKit
    {
        // 팔레트 = 테마 색 id(ui_theme.csv) · 괄호 값 = 테마가 없을 때(구 와이어프레임)
        public static Color Bg { get { return UISkin.Col("bg", new Color(0.95f, 0.92f, 0.85f)); } }
        public static Color Paper { get { return UISkin.Col("paper", new Color(0.99f, 0.97f, 0.92f)); } }
        public static Color Header { get { return UISkin.Col("header", new Color(0.92f, 0.87f, 0.78f)); } }
        public static Color HeaderText { get { return UISkin.Col("header_text", Ink); } }
        public static Color HeaderSub { get { return UISkin.Col("header_sub", InkSoft); } }
        public static Color Ink { get { return UISkin.Col("ink", new Color(0.17f, 0.12f, 0.10f)); } }
        public static Color InkSoft { get { return UISkin.Col("ink_soft", new Color(0.45f, 0.39f, 0.34f)); } }
        public static Color Dark { get { return UISkin.Col("dark", new Color(0.21f, 0.16f, 0.14f)); } }
        public static Color Red { get { return UISkin.Col("red", new Color(0.74f, 0.26f, 0.19f)); } }
        public static Color Line { get { return UISkin.Col("line", new Color(0.33f, 0.26f, 0.22f)); } }
        public static Color Slot { get { return UISkin.Col("slot", new Color(0.80f, 0.76f, 0.70f)); } }
        public static Color Coin { get { return UISkin.Col("coin", new Color(0.88f, 0.67f, 0.20f)); } }
        public static Color Jade { get { return UISkin.Col("jade", new Color(0.27f, 0.60f, 0.52f)); } }
        public static Color Grain { get { return UISkin.Col("grain", new Color(0.76f, 0.58f, 0.38f)); } }
        public static Color Ok { get { return UISkin.Col("ok", new Color(0.36f, 0.62f, 0.31f)); } }
        public static Color Star { get { return UISkin.Col("star", new Color(0.93f, 0.68f, 0.13f)); } }
        public static Color Disabled { get { return UISkin.Col("disabled", new Color(0.66f, 0.62f, 0.58f)); } }
        public static Color Purple { get { return UISkin.Col("purple", new Color(0.58f, 0.36f, 0.70f)); } }
        public static Color BarColor { get { return UISkin.Col("bar", new Color(0.15f, 0.11f, 0.09f)); } }
        public static Color Stroke { get { return UISkin.Col("stroke", new Color(0.12f, 0.1f, 0.1f)); } }
        public static readonly Color White = Color.white;

        public static Color Col(string id, Color fallback)
        {
            return UISkin.Col(id, fallback);
        }

        static Sprite round;

        /// <summary>둥근 모서리 9-slice(모서리 22 px).</summary>
        public static Sprite Round
        {
            get
            {
                if (round == null) round = MakeRound(64, 22);
                return round;
            }
        }

        public static Sprite Circle
        {
            get { return ProceduralSprites.Circle; }
        }

        static Sprite MakeRound(int size, int radius)
        {
            var tex = new Texture2D(size, size, TextureFormat.RGBA32, false);
            tex.wrapMode = TextureWrapMode.Clamp;
            tex.hideFlags = HideFlags.DontSave;
            var px = new Color[size * size];
            for (int y = 0; y < size; y++)
                for (int x = 0; x < size; x++)
                {
                    float cx = Mathf.Clamp(x + 0.5f, radius, size - radius);
                    float cy = Mathf.Clamp(y + 0.5f, radius, size - radius);
                    float d = Vector2.Distance(new Vector2(x + 0.5f, y + 0.5f), new Vector2(cx, cy));
                    px[y * size + x] = new Color(1f, 1f, 1f, Mathf.Clamp01(radius - d + 0.5f));
                }
            tex.SetPixels(px);
            tex.Apply();
            float b = radius + 2;
            var sp = Sprite.Create(tex, new Rect(0, 0, size, size), new Vector2(0.5f, 0.5f), 100f, 0, SpriteMeshType.FullRect, new Vector4(b, b, b, b));
            sp.hideFlags = HideFlags.DontSave;
            return sp;
        }

        // ---------- 기본 ----------

        public static RectTransform Rect(string name, Transform parent, Vector2 anchor, Vector2 pivot, Vector2 pos, Vector2 size)
        {
            var go = new GameObject(name, typeof(RectTransform));
            go.transform.SetParent(parent, false);
            var rt = (RectTransform)go.transform;
            rt.anchorMin = rt.anchorMax = anchor;
            rt.pivot = pivot;
            rt.anchoredPosition = pos;
            rt.sizeDelta = size;
            return rt;
        }

        /// <summary>부모 전체에서 안쪽 여백(왼·오·위·아래)만 뺀 영역.</summary>
        public static RectTransform Fill(string name, Transform parent, float l = 0f, float r = 0f, float t = 0f, float b = 0f)
        {
            var go = new GameObject(name, typeof(RectTransform));
            go.transform.SetParent(parent, false);
            var rt = (RectTransform)go.transform;
            rt.anchorMin = Vector2.zero;
            rt.anchorMax = Vector2.one;
            rt.pivot = new Vector2(0.5f, 0.5f);
            rt.offsetMin = new Vector2(l, b);
            rt.offsetMax = new Vector2(-r, -t);
            return rt;
        }

        /// <summary>위쪽 띠(부모 가로 전체 · 위에서 top 아래 · 높이 h).</summary>
        public static RectTransform TopBand(string name, Transform parent, float top, float h, float l = 0f, float r = 0f)
        {
            var go = new GameObject(name, typeof(RectTransform));
            go.transform.SetParent(parent, false);
            var rt = (RectTransform)go.transform;
            rt.anchorMin = new Vector2(0f, 1f);
            rt.anchorMax = new Vector2(1f, 1f);
            rt.pivot = new Vector2(0.5f, 1f);
            rt.offsetMin = new Vector2(l, -top - h);
            rt.offsetMax = new Vector2(-r, -top);
            return rt;
        }

        /// <summary>
        /// 칠하기 — rounded = 팩 카드(흰 바탕 + 굵은 외곽선 · 색 틴트 · 반투명이면 외곽선 없는 판) · false = 평면 띠.
        /// </summary>
        public static Image Paint(RectTransform rt, Color c, bool rounded = true, bool raycast = false)
        {
            var img = rt.gameObject.AddComponent<Image>();
            img.color = c;
            if (rounded && !UISkin.Apply(img, c.a >= 0.95f ? "card" : "soft"))
            {
                img.sprite = Round;
                img.type = Image.Type.Sliced;
            }
            img.raycastTarget = raycast;
            return img;
        }

        /// <summary>스킨 id 로 칠하기(없으면 둥근 도형).</summary>
        public static Image Skin(RectTransform rt, string skin, Color c, bool raycast = false)
        {
            var img = rt.gameObject.AddComponent<Image>();
            img.color = c;
            if (!UISkin.Apply(img, skin))
            {
                img.sprite = Round;
                img.type = Image.Type.Sliced;
            }
            img.raycastTarget = raycast;
            return img;
        }

        /// <summary>부모를 채우는 스킨 층(안쪽 여백 왼·위·오·아래 · 음수 = 바깥) · 스킨이 없으면 꺼 둔다(UI 상업용 재설계 #1104).</summary>
        public static Image Layer(Transform p, string name, string skin, Color c, float l = 0f, float t = 0f, float r = 0f, float b = 0f)
        {
            var img = Skin(Fill(name, p, l, r, t, b), skin, c);
            img.enabled = UISkin.Has(skin);
            return img;
        }

        /// <summary>
        /// 섹션 패널(Fable 제안서 §3-2 · §5-1) = 그림자(아래 6) → 프레임(#3F4262) → 필드(안쪽 6 · #262840 · 마스크) [→ 문양 타일 5 %] [→ 바닥 그라데이션] → 윗면 광택 h14.
        /// 위치 = 부모 왼쪽 위 기준(x, y 아래로) · 반환 = 필드(내용은 필드 자식 · 필드 모양으로 잘림 · 잘리면 안 되는 내용은 패널 루트에).
        /// </summary>
        public static RectTransform SectionPanel(Transform parent, string name, float x, float y, float w, float h, bool pattern, bool ground, out RectTransform root)
        {
            root = Rect(name, parent, new Vector2(0f, 1f), new Vector2(0f, 1f), new Vector2(x, -y), new Vector2(w, h));
            Layer(root, "Shadow", "panel_frame", Col("panel_shadow", new Color(0f, 0f, 0f, 0.35f)), 0f, 6f, 0f, -6f);
            Layer(root, "Frame", "panel_frame", Col("panel_frame", Paper));
            var field = Layer(root, "Field", "panel_field", Col("panel_field", Dark), 6f, 6f, 6f, 6f);
            field.gameObject.AddComponent<Mask>().showMaskGraphic = true;
            if (pattern && UISkin.Has("bg_pattern"))
            {
                var pat = Layer(field.transform, "Pattern", "bg_pattern", Col("panel_pattern", Color.clear));
                pat.type = Image.Type.Tiled;
            }
            if (ground && UISkin.Has("scroll_fade"))
            {
                // 스프라이트 = 위 불투명 → 아래 투명(실측) → 뒤집어 바닥이 어둡게
                var g = Skin(Rect("Ground", field.transform, new Vector2(0.5f, 0f), new Vector2(0.5f, 0f), Vector2.zero, new Vector2(0f, 100f)), "scroll_fade", Col("panel_ground", Color.clear));
                g.rectTransform.anchorMin = new Vector2(0f, 0f);
                g.rectTransform.anchorMax = new Vector2(1f, 0f);
                g.rectTransform.sizeDelta = new Vector2(0f, 100f);
                g.rectTransform.localScale = new Vector3(1f, -1f, 1f);
                g.rectTransform.pivot = new Vector2(0.5f, 1f);
                g.rectTransform.anchoredPosition = Vector2.zero;
            }
            var lrt = Rect("Light", root, new Vector2(0.5f, 1f), new Vector2(0.5f, 1f), new Vector2(0f, -8f), new Vector2(0f, 14f));
            lrt.anchorMin = new Vector2(0f, 1f);
            lrt.anchorMax = new Vector2(1f, 1f);
            lrt.sizeDelta = new Vector2(-24f, 14f);
            lrt.anchoredPosition = new Vector2(0f, -8f);
            Skin(lrt, "panel_light", Col("panel_light", Color.clear)).enabled = UISkin.Has("panel_light");
            return (RectTransform)field.transform;
        }

        /// <summary>섹션 제목 띠(팩 Title_Tapered02 · 패널 왼쪽 위 모서리 · 360×69 · 글자 36 흰 외곽선 · 왼쪽 여백 36).</summary>
        public static RectTransform SectionTitle(Transform panelRoot, string text, float w = 360f)
        {
            var band = Rect("Title", panelRoot, new Vector2(0f, 1f), new Vector2(0f, 1f), Vector2.zero, new Vector2(w, 69f));
            if (UISkin.Has("band_title")) Skin(band, "band_title", Col("band_title", Dark));
            var t = Title(Label(band, text, 36, White, TextAnchor.MiddleLeft, new Vector2(0f, 0.5f), new Vector2(0f, 0.5f), new Vector2(36f, 2f), new Vector2(w - 60f, 60f)), true);
            t.horizontalOverflow = HorizontalWrapMode.Overflow;
            return band;
        }

        /// <summary>스크롤 위·아래 페이드(필드색 → 투명) — 목록이 패널 안에서 잘리는 느낌을 지움.</summary>
        public static void ScrollFades(Transform parent, float top, float bottom, float h = 40f, float side = 12f)
        {
            if (!UISkin.Has("scroll_fade")) return;
            var c = Col("panel_field", Dark);
            var a = Skin(Rect("FadeTop", parent, new Vector2(0.5f, 1f), new Vector2(0.5f, 1f), new Vector2(0f, -top), new Vector2(0f, h)), "scroll_fade", c);
            a.rectTransform.anchorMin = new Vector2(0f, 1f);
            a.rectTransform.anchorMax = new Vector2(1f, 1f);
            a.rectTransform.sizeDelta = new Vector2(-2f * side, h);
            var b = Skin(Rect("FadeBottom", parent, new Vector2(0.5f, 0f), new Vector2(0.5f, 1f), new Vector2(0f, bottom), new Vector2(0f, h)), "scroll_fade", c);
            b.rectTransform.anchorMin = new Vector2(0f, 0f);
            b.rectTransform.anchorMax = new Vector2(1f, 0f);
            b.rectTransform.sizeDelta = new Vector2(-2f * side, h);
            b.rectTransform.localScale = new Vector3(1f, -1f, 1f);
        }

        /// <summary>아이템 칸 5층(팩 ItemFrame00~03 · 색 = prefix + bg · deco · light · glow · 테두리 gear_border) — 장비·보물·보상 칸 공용.</summary>
        public static void ItemSlot(Transform cell, string prefix, bool lit)
        {
            Layer(cell, "Glow", "item_glow", lit ? Col(prefix + "glow", White) : Color.clear, -8f, -8f, -8f, -8f);
            Layer(cell, "Bg", "item_bg", Col(prefix + "bg", White));
            Layer(cell, "Deco", "item_deco", Col(prefix + "deco", White), 4f, 4f, 4f, 4f);
            var light = Layer(cell, "Light", "item_light", Col(prefix + "light", White), 8f, 6f, 8f, 0f);
            light.rectTransform.anchorMin = new Vector2(0f, 0.54f); // 윗면 빛 = 칸 높이 46 %(목업)
            Layer(cell, "Border", "item_border", Col("gear_border", Line));
        }

        /// <summary>아이콘·글자 그림자(테마 icon_shadow).</summary>
        public static void DropShadow(Graphic g, float d)
        {
            if (g == null) return;
            var s = g.gameObject.AddComponent<Shadow>();
            s.effectColor = Col("icon_shadow", new Color(0f, 0f, 0f, 0.35f));
            s.effectDistance = new Vector2(0f, -d);
        }

        // ---------- 공용 부품 ②(Fable 제안서 §4~§5 · 나머지 화면 #1104) ----------

        /// <summary>부모 왼쪽 위 기준 사각(x 오른쪽 · y 아래로).</summary>
        public static RectTransform At(Transform p, string name, float x, float y, float w, float h)
        {
            return Rect(name, p, new Vector2(0f, 1f), new Vector2(0f, 1f), new Vector2(x, -y), new Vector2(w, h));
        }

        /// <summary>
        /// 스킨 버튼(§5-5 버튼 위계 · Primary btn_l_yellow·btn_l_green·btn_l_red · Secondary btn_sky·btn_s_green·btn_purple · Tertiary round08) —
        /// 틀 + 틴트 + 글자(제목 폰트 · 밝은 글자만 외곽선 · 팩 버튼 아래 턱만큼 올림) · 왼쪽 위 기준.
        /// </summary>
        public static Button SkinBtn(Transform p, string name, string skin, Color tint, string label, int size, Color fg, float x, float y, float w, float h, Action onClick)
        {
            var img = Skin(At(p, name, x, y, w, h), skin, tint, true);
            var b = img.gameObject.AddComponent<Button>();
            var cb = b.colors;
            cb.disabledColor = new Color(0.75f, 0.75f, 0.75f, 0.85f);
            b.colors = cb;
            if (onClick != null) b.onClick.AddListener(() => onClick());
            var t = Title(FillLabel(img.transform, label ?? "", size, fg, TextAnchor.MiddleCenter, true, 0f), fg.r + fg.g + fg.b > 2.4f);
            t.rectTransform.offsetMin = new Vector2(14f, Mathf.Min(12f, h * 0.1f));
            t.rectTransform.offsetMax = new Vector2(-14f, 0f);
            t.horizontalOverflow = HorizontalWrapMode.Overflow;
            return b;
        }

        /// <summary>버튼 글자 옆 비용(§5-5 「비용 = 아이콘 + 숫자 Sen」) — 글자 · 아이콘 · 숫자를 가운데 한 줄로 · 반환 = 숫자 글자.</summary>
        public static Text BtnCost(Button b, string icon, string num, float iconSize, int numSize)
        {
            var label = LabelOf(b);
            var lrt = label.rectTransform;
            var row = Fill("Row", b.transform, lrt.offsetMin.x, -lrt.offsetMax.x, 0f, lrt.offsetMin.y);
            var hl = row.gameObject.AddComponent<HorizontalLayoutGroup>();
            hl.childAlignment = TextAnchor.MiddleCenter;
            hl.spacing = 8f;
            hl.childControlWidth = true; // 글자 = 선호 폭 · 아이콘 = LayoutElement 폭
            hl.childControlHeight = false;
            hl.childForceExpandWidth = hl.childForceExpandHeight = false;
            label.transform.SetParent(row, false);
            float rh = row.rect.height > 1f ? row.rect.height : 80f;
            label.rectTransform.anchorMin = label.rectTransform.anchorMax = new Vector2(0.5f, 0.5f);
            label.rectTransform.sizeDelta = new Vector2(Mathf.Ceil(label.preferredWidth), rh);
            var ic = Icon(row, icon, new Vector2(0.5f, 0.5f), new Vector2(0.5f, 0.5f), Vector2.zero, iconSize);
            if (ic != null)
            {
                DropShadow(ic, 3f);
                var le = ic.gameObject.AddComponent<LayoutElement>();
                le.minWidth = le.preferredWidth = iconSize;
            }
            var n = Title(Label(row, num, numSize, label.color, TextAnchor.MiddleLeft, new Vector2(0.5f, 0.5f), new Vector2(0.5f, 0.5f), Vector2.zero, new Vector2(80f, rh)), label.color.r + label.color.g + label.color.b > 2.4f);
            n.horizontalOverflow = HorizontalWrapMode.Overflow;
            return n;
        }

        /// <summary>서브탭(§5-5 · Button_Round10 + 윗면 광택 · 선택 tab_focus / 꺼짐 subtab_off · 32 흰 외곽선) · 왼쪽 위 기준.</summary>
        public static Button SubTab(Transform p, string name, string label, float x, float y, float w, float h, Action onClick)
        {
            var img = Skin(At(p, name, x, y, w, h), UISkin.Has("subtab") ? "subtab" : "button", Col("subtab_off", Paper), true);
            var b = img.gameObject.AddComponent<Button>();
            if (onClick != null) b.onClick.AddListener(() => onClick());
            Title(FillLabel(img.transform, label, 32, White, TextAnchor.MiddleCenter, true, 8f), true);
            return b;
        }

        public static void SetSubTab(Button b, bool on)
        {
            b.GetComponent<Image>().color = on ? Col("tab_focus", Red) : Col("subtab_off", Paper);
        }

        /// <summary>레벨형 게이지(§4-4 · Slider_Level02 바탕 + 채움 틴트 + 왼쪽 배지 · 영웅 상세 수치) · 반환 = 채움(SetGauge) · 배지 글자 = out.</summary>
        public static RectTransform Gauge(Transform p, string name, float x, float y, float w, string badge, string fillColor, out Text badgeText)
        {
            var root = At(p, name, x, y, w + 86f, 96f);
            Skin(At(root, "Bg", 86f, 21f, w, 54f), "lv_bg", White);
            var fill = At(root, "Fill", 96f, 27f, w - 20f, 38f);
            Skin(fill, "lv_fill", Col(fillColor, Coin));
            var bi = Icon(root, badge, new Vector2(0f, 1f), new Vector2(0f, 1f), Vector2.zero, 96f);
            if (bi != null) DropShadow(bi, 3f);
            badgeText = Title(Label(root, "", 34, White, TextAnchor.MiddleCenter, new Vector2(0f, 1f), new Vector2(0.5f, 0.5f), new Vector2(46f, -46f), new Vector2(92f, 60f)), true);
            badgeText.horizontalOverflow = HorizontalWrapMode.Overflow;
            return fill;
        }

        public static void SetGauge(RectTransform fill, float v, float w)
        {
            v = Mathf.Clamp01(v);
            fill.sizeDelta = new Vector2(Mathf.Max(18f, (w - 20f) * v), fill.sizeDelta.y);
            fill.gameObject.SetActive(v > 0.001f);
        }

        /// <summary>정보 칩(§5-6 · Oval46 chip_dark · 좌 아이콘 + 글자 Sen) · 왼쪽 위 기준 · 반환 = 글자.</summary>
        public static Text InfoChip(Transform p, string name, float x, float y, float w, float h, string icon, string text, int size)
        {
            var chip = Skin(At(p, name, x, y, w, h), "chip", Col("chip_dark", Dark));
            float lx = 20f;
            if (!string.IsNullOrEmpty(icon))
            {
                float s = Mathf.Min(h + 6f, 48f);
                var ic = Icon(chip.transform, icon, new Vector2(0f, 0.5f), new Vector2(0.5f, 0.5f), new Vector2(h * 0.5f + 2f, 0f), s);
                if (ic != null)
                {
                    DropShadow(ic, 3f);
                    lx = h + 8f;
                }
            }
            var t = Title(Label(chip.transform, text, size, White, lx > 20f ? TextAnchor.MiddleLeft : TextAnchor.MiddleCenter, new Vector2(0f, 0.5f), new Vector2(0f, 0.5f), new Vector2(lx, 2f), new Vector2(w - lx - 16f, h)), true);
            t.horizontalOverflow = HorizontalWrapMode.Overflow;
            return t;
        }

        /// <summary>수량 칩(§4-2 · 칸 오른쪽 아래에 걸친 Oval46 · 글자 Sen 흰 외곽선) · 폭 = 글자에 맞춤.</summary>
        public static Text QtyChip(Transform cell, string qty, int size)
        {
            float h = size + 12f;
            var chip = Skin(Rect("Qty", cell, new Vector2(1f, 0f), new Vector2(1f, 0f), new Vector2(8f, -8f), new Vector2(60f, h)), "chip", Col("chip_dark", Dark));
            var t = Title(FillLabel(chip.transform, qty.Replace("×", "x"), size, White, TextAnchor.MiddleCenter, true, 0f), true); // Sen 에 × 글리프 없음
            t.horizontalOverflow = HorizontalWrapMode.Overflow;
            chip.rectTransform.sizeDelta = new Vector2(Mathf.Max(h + 8f, Mathf.Ceil(t.preferredWidth) + 30f), h);
            return t;
        }

        /// <summary>보상 타일(§4-2 · ItemFrame 5층 + 아이콘 68 % + 수량 칩) · prefix = 칸 색(gear_white_ · gear_&lt;등급&gt;_ …) · 왼쪽 위 기준.</summary>
        public static RectTransform RewardTile(Transform p, string name, float x, float y, float size, string prefix, string icon, string qty, bool lit)
        {
            var cell = At(p, name, x, y, size, size);
            ItemSlot(cell, prefix, lit);
            var ic = Icon(cell, icon, new Vector2(0.5f, 0.5f), new Vector2(0.5f, 0.5f), new Vector2(0f, 4f), size * 0.68f);
            DropShadow(ic, 4f);
            if (!string.IsNullOrEmpty(qty)) QtyChip(cell, qty, size >= 120f ? 30 : 24);
            return cell;
        }

        /// <summary>조건·정보 행(§4-2 · BasicFrame_Round12 panel_field · 좌 아이콘(tint = 켜짐 ok · 꺼짐 disabled) + 글자) · 왼쪽 위 기준 · icon null = 아이콘 없음.</summary>
        public static Text CondRow(Transform p, string name, float x, float y, float w, float h, string icon, bool on, string text, int size, bool tint = true, string plate = "row_on_field")
        {
            var row = Skin(At(p, name, x, y, w, h), "panel12", Col(plate, Dark));
            float lx = 24f;
            if (!string.IsNullOrEmpty(icon))
            {
                var ic = Icon(row.transform, icon, new Vector2(0f, 0.5f), new Vector2(0.5f, 0.5f), new Vector2(h * 0.5f + 6f, 0f), Mathf.Min(40f, h - 16f));
                if (ic != null)
                {
                    if (tint) ic.color = on ? Col("ok", Ok) : Col("disabled", Disabled);
                    DropShadow(ic, 2f);
                    lx = h + 12f;
                }
            }
            var t = Label(row.transform, text, size, on ? White : Col("text_soft", InkSoft), TextAnchor.MiddleLeft, new Vector2(0f, 0.5f), new Vector2(0f, 0.5f), new Vector2(lx, 0f), new Vector2(w - lx - 20f, h), false);
            t.horizontalOverflow = HorizontalWrapMode.Overflow;
            return t;
        }

        /// <summary>구역 소제목(§5-2 · Title_Line01_Divider 좌·우 + 글자 32 흰 외곽선) · x·y = 왼쪽 위 · w = 전체 폭.</summary>
        public static Text SubTitle(Transform p, string text, float x, float y, float w, int size = 32)
        {
            var box = At(p, "Sub_" + text, x, y, w, 44f);
            var t = Title(FillLabel(box, text, size, White, TextAnchor.MiddleCenter, true, 0f), true);
            t.horizontalOverflow = HorizontalWrapMode.Overflow;
            float tw = Mathf.Ceil(t.preferredWidth);
            float lw = Mathf.Max(0f, (w - tw) * 0.5f - 18f);
            if (lw > 0f && UISkin.Has("title_divider_l") && UISkin.Has("title_divider_r"))
            {
                Skin(Rect("L", box, new Vector2(0f, 0.5f), new Vector2(0f, 0.5f), Vector2.zero, new Vector2(lw, 30f)), "title_divider_l", Col("divider", White));
                Skin(Rect("R", box, new Vector2(1f, 0.5f), new Vector2(1f, 0.5f), Vector2.zero, new Vector2(lw, 30f)), "title_divider_r", Col("divider", White));
            }
            return t;
        }

        /// <summary>병과 단색 심볼 id(PD 2026-11-09 · 말 · 검 · 활 · 창 · 깃털부채) — 없으면 기존 병과 메달 아이콘.</summary>
        public static string TypeSymbolId(UnitType t)
        {
            string id = "cls_sym_" + TypeKey(t);
            return UISkin.Icon(id) != null ? id : TypeIconId(t);
        }

        /// <summary>진영 글자(위 · 촉 · 오 · 군) · 키 = heroes.csv faction(shu · wei · wu · other).</summary>
        public static string FactionKo(string f)
        {
            switch (f)
            {
                case "shu": return "촉";
                case "wei": return "위";
                case "wu": return "오";
            }
            return "군";
        }

        /// <summary>진영 원 배지(PD 2026-11-09 「원형 프레임에 위·촉·오·군 · 촉 녹 · 위 청 · 오 적 · 군 짙은 회색」) = 원 틀(fbadge_*) + 안쪽 원(fbadge_*_in) + 흰 글자.</summary>
        public static Image FactionBadge(Transform p, string faction, Vector2 anchor, Vector2 pivot, Vector2 pos, float d)
        {
            string f = faction == "shu" || faction == "wei" || faction == "wu" ? faction : "other";
            var ring = Skin(Rect("Faction", p, anchor, pivot, pos, new Vector2(d, d)), "circle_frame", Col("fbadge_" + f, Dark));
            ring.preserveAspect = true;
            var inner = Rect("In", ring.transform, new Vector2(0.5f, 0.5f), new Vector2(0.5f, 0.5f), Vector2.zero, new Vector2(d * 0.72f, d * 0.72f)).gameObject.AddComponent<Image>();
            inner.sprite = Circle;
            inner.color = Col("fbadge_" + f + "_in", Dark);
            inner.raycastTarget = false;
            var t = Title(FillLabel(ring.transform, FactionKo(f), Mathf.RoundToInt(d * 0.48f), White), true);
            t.rectTransform.offsetMin = new Vector2(0f, d * 0.03f);
            t.horizontalOverflow = HorizontalWrapMode.Overflow;
            return ring;
        }

        /// <summary>아이콘(테마 id · 없으면 null).</summary>
        public static Image Icon(Transform parent, string id, Vector2 anchor, Vector2 pivot, Vector2 pos, float size)
        {
            return UISkin.IconImage(parent, id, anchor, pivot, pos, new Vector2(size, size));
        }

        /// <summary>아이콘이 있으면 아이콘 · 없으면 원 + 글자(구 표시).</summary>
        public static Image IconOrDot(Transform parent, string id, string mark, Color c, Vector2 anchor, Vector2 pivot, Vector2 pos, float size)
        {
            var ic = Icon(parent, id, anchor, pivot, pos, size);
            if (ic != null) return ic;
            var dot = Dot("Icon", parent, anchor, pivot, pos, size, c);
            FillLabel(dot.transform, mark, Mathf.RoundToInt(size * 0.5f), White);
            return dot;
        }

        /// <summary>제목 폰트(Sen-ExtraBold + 한글 폴백) + 흰 글자 외곽선.</summary>
        public static Text Title(Text t, bool stroke = false)
        {
            t.font = UISkin.TitleFont;
            if (stroke && UISkin.On) UISkin.Stroke(t, Stroke, 3f);
            return t;
        }

        public static Image Box(string name, Transform parent, Vector2 anchor, Vector2 pivot, Vector2 pos, Vector2 size, Color c, bool rounded = true)
        {
            return Paint(Rect(name, parent, anchor, pivot, pos, size), c, rounded);
        }

        public static Image Dot(string name, Transform parent, Vector2 anchor, Vector2 pivot, Vector2 pos, float d, Color c)
        {
            var img = Rect(name, parent, anchor, pivot, pos, new Vector2(d, d)).gameObject.AddComponent<Image>();
            if (d > 280f || !UISkin.Apply(img, "dot")) img.sprite = Circle; // 큰 원(후광 등)은 팩 외곽선이 흐려져서 평면 원
            img.preserveAspect = true;
            img.color = c;
            img.raycastTarget = false;
            return img;
        }

        /// <summary>테두리(외곽선 효과 · 둥근 상자에 굵은 선처럼 보임) · 테마 카드는 외곽선을 이미 가져서 기본 선 색이면 생략.</summary>
        public static void Border(Graphic g, Color c, float w = 4f)
        {
            if (UISkin.On && c == Line) return;
            if (UISkin.On) w = Mathf.Min(w, 3f);
            var o = g.gameObject.AddComponent<Outline>();
            o.effectColor = c;
            o.effectDistance = new Vector2(w, -w);
            o.useGraphicAlpha = false;
            var o2 = g.gameObject.AddComponent<Outline>();
            o2.effectColor = c;
            o2.effectDistance = new Vector2(-w, w);
            o2.useGraphicAlpha = false;
        }

        public static Text Label(Transform parent, string s, int size, Color c, TextAnchor align, Vector2 anchor, Vector2 pivot, Vector2 pos, Vector2 box, bool bold = true)
        {
            var rt = Rect("Text", parent, anchor, pivot, pos, box);
            return Style(rt.gameObject.AddComponent<Text>(), s, size, c, align, bold);
        }

        /// <summary>부모 전체에 꽉 찬 글자(가운데 정렬 기본).</summary>
        public static Text FillLabel(Transform parent, string s, int size, Color c, TextAnchor align = TextAnchor.MiddleCenter, bool bold = true, float pad = 0f)
        {
            var rt = Fill("Text", parent, pad, pad, 0f, 0f);
            return Style(rt.gameObject.AddComponent<Text>(), s, size, c, align, bold);
        }

        static Text Style(Text t, string s, int size, Color c, TextAnchor align, bool bold)
        {
            t.font = TextUtil.Font;
            t.fontSize = size;
            t.fontStyle = bold ? FontStyle.Bold : FontStyle.Normal;
            t.alignment = align;
            t.color = c;
            t.horizontalOverflow = HorizontalWrapMode.Wrap;
            t.verticalOverflow = VerticalWrapMode.Overflow;
            t.supportRichText = true;
            t.raycastTarget = false;
            t.text = s;
            return t;
        }

        public static Button Btn(string name, Transform parent, string label, int fontSize, Color bg, Color fg, Vector2 anchor, Vector2 pivot, Vector2 pos, Vector2 size, Action onClick)
        {
            var img = Skin(Rect(name, parent, anchor, pivot, pos, size), "button", bg, true);
            var b = img.gameObject.AddComponent<Button>();
            var cb = b.colors;
            cb.disabledColor = new Color(0.75f, 0.75f, 0.75f, 0.85f);
            b.colors = cb;
            if (onClick != null) b.onClick.AddListener(() => onClick());
            var t = FillLabel(img.transform, label, fontSize, fg, TextAnchor.MiddleCenter, true, 6f);
            if (UISkin.On)
            {
                // 팩 버튼 = 아래 턱(약 16 px)이 있어 글자를 조금 올리고 흰 글자는 외곽선
                var trt = t.rectTransform;
                float side = Mathf.Min(16f, size.x * 0.08f); // 팩 버튼 외곽선 안쪽으로
                trt.offsetMin = new Vector2(side, Mathf.Min(10f, size.y * 0.1f));
                trt.offsetMax = new Vector2(-side, trt.offsetMax.y);
                Title(t, fg.r + fg.g + fg.b > 2.4f);
            }
            return b;
        }

        public static Text LabelOf(Button b)
        {
            return b.GetComponentInChildren<Text>(true);
        }

        /// <summary>둥근 막대 게이지 · 반환 = 채움(SetBar 로 0~1).</summary>
        public static RectTransform Bar(string name, Transform parent, Vector2 anchor, Vector2 pivot, Vector2 pos, Vector2 size, Color bg, Color fg)
        {
            if (UISkin.Has("bar_bg"))
            {
                // 팩 슬라이더: 어두운 홈(스킨 원색) + 안쪽 홈에 채움(용도 색 틴트)
                var back = Skin(Rect(name, parent, anchor, pivot, pos, size), "bar_bg", Col("bar_track", White));
                float pad = Mathf.Clamp(size.y * 0.16f, 3f, 6f);
                var track = Fill("Track", back.transform, pad, pad, pad, pad);
                var f = Fill("Fill", track);
                f.anchorMax = new Vector2(0f, 1f);
                Skin(f, "bar_fill", fg);
                return f;
            }
            var b0 = Box(name, parent, anchor, pivot, pos, size, bg);
            var fill = Fill("Fill", b0.transform);
            fill.anchorMax = new Vector2(0f, 1f);
            Paint(fill, fg);
            return fill;
        }

        public static void SetBar(RectTransform fill, float v)
        {
            v = Mathf.Clamp01(v);
            fill.anchorMax = new Vector2(v, 1f);
            fill.gameObject.SetActive(v > 0.001f);
        }

        /// <summary>세로 스크롤 격자 목록(칸 크기 cell · 열 columns) · 반환 = 내용(자식 = 칸).</summary>
        public static RectTransform ScrollGrid(string name, Transform parent, float l, float r, float t, float b, Vector2 cell, Vector2 spacing, int columns, out ScrollRect scroll)
        {
            var vp = Fill(name, parent, l, r, t, b);
            var vimg = vp.gameObject.AddComponent<Image>();
            vimg.color = new Color(1f, 1f, 1f, 0f);
            vimg.raycastTarget = true;
            vp.gameObject.AddComponent<RectMask2D>();
            var content = new GameObject("Content", typeof(RectTransform)).GetComponent<RectTransform>();
            content.SetParent(vp, false);
            content.anchorMin = new Vector2(0f, 1f);
            content.anchorMax = new Vector2(1f, 1f);
            content.pivot = new Vector2(0.5f, 1f);
            content.offsetMin = content.offsetMax = Vector2.zero;
            // 스크롤 내용 = 자기 캔버스(Frame) — 끄는 동안 매 프레임 움직여도 화면 나머지를 다시 묶지 않게(PD 2026-11-10 · RectMask2D 자르기 유지)
            UiLayer.Nest(content.gameObject, UiRate.Frame, true);
            var grid = content.gameObject.AddComponent<GridLayoutGroup>();
            grid.cellSize = cell;
            grid.spacing = spacing;
            grid.constraint = GridLayoutGroup.Constraint.FixedColumnCount;
            grid.constraintCount = columns;
            grid.childAlignment = TextAnchor.UpperCenter;
            grid.padding = new RectOffset(0, 0, 6, 12);
            var fit = content.gameObject.AddComponent<ContentSizeFitter>();
            fit.verticalFit = ContentSizeFitter.FitMode.PreferredSize;
            scroll = vp.gameObject.AddComponent<ScrollRect>();
            scroll.viewport = vp;
            scroll.content = content;
            scroll.horizontal = false;
            scroll.vertical = true;
            scroll.movementType = ScrollRect.MovementType.Clamped;
            scroll.scrollSensitivity = 60f;
            return content;
        }

        public static void Clear(Transform t)
        {
            for (int i = t.childCount - 1; i >= 0; i--)
            {
                var c = t.GetChild(i).gameObject;
                c.SetActive(false);
                UnityEngine.Object.Destroy(c);
            }
        }

        /// <summary>목록 칸(격자 자식) — 둥근 카드 + 클릭.</summary>
        public static Image Cell(Transform content, string name, Color fill, Action onClick)
        {
            var go = new GameObject(name, typeof(RectTransform));
            go.transform.SetParent(content, false);
            var img = Paint((RectTransform)go.transform, fill);
            img.raycastTarget = true;
            if (onClick != null)
            {
                var b = go.AddComponent<Button>();
                b.onClick.AddListener(() => onClick());
            }
            return img;
        }

        // ---------- 영웅 표시 ----------

        public static Color TypeColor(UnitType t)
        {
            switch (t)
            {
                case UnitType.Infantry: return Col("type_infantry", new Color(0.62f, 0.33f, 0.22f));
                case UnitType.Spear: return Col("type_spear", new Color(0.30f, 0.50f, 0.30f));
                case UnitType.Cavalry: return Col("type_cavalry", new Color(0.28f, 0.32f, 0.45f));
                case UnitType.Archer: return Col("type_archer", new Color(0.70f, 0.52f, 0.20f));
                case UnitType.Strategist: return Col("type_strategist", Purple);
            }
            return Dark;
        }

        /// <summary>병종 키(아이콘 id 접미 · cls_&lt;키&gt; · skill_&lt;키&gt;_a|p).</summary>
        public static string TypeKey(UnitType t)
        {
            switch (t)
            {
                case UnitType.Infantry: return "infantry";
                case UnitType.Spear: return "spear";
                case UnitType.Cavalry: return "cavalry";
                case UnitType.Archer: return "archer";
                case UnitType.Strategist: return "strategist";
            }
            return null;
        }

        /// <summary>병종 아이콘 id(테마 · 신규 제작 cls_*).</summary>
        public static string TypeIconId(UnitType t)
        {
            var k = TypeKey(t);
            return k != null ? "cls_" + k : null;
        }

        /// <summary>신규 제작(B) 치환이 들어온 아이콘인가(임시 팩 아이콘이 뜻과 어긋나는 곳은 그때만 아이콘을 쓴다 · 예: 병종).</summary>
        public static bool HasFinalIcon(string id)
        {
            var e = UISkin.Theme != null ? UISkin.Theme.IconEntryOf(id) : null;
            return e != null && e.samguk != null;
        }

        /// <summary>등급(승급 green… · 장비 white…) 표시 이름.</summary>
        public static string GradeKo(string g)
        {
            switch (g)
            {
                case "white": return "흰";
                case "green": return "녹";
                case "blue": return "청";
                case "purple": return "자";
                case "orange": return "주";
                case "gold": return "금";
            }
            return g;
        }

        public static Color GradeColor(string g)
        {
            switch (g)
            {
                case "white": return Col("grade_white", new Color(0.80f, 0.79f, 0.76f));
                case "green": return Col("grade_green", new Color(0.38f, 0.64f, 0.33f));
                case "blue": return Col("grade_blue", new Color(0.29f, 0.48f, 0.78f));
                case "purple": return Col("grade_purple", Purple);
                case "orange": return Col("grade_orange", new Color(0.90f, 0.50f, 0.18f));
                case "gold": return Col("grade_gold", new Color(0.92f, 0.74f, 0.16f));
            }
            return Slot;
        }

        /// <summary>등급 칸(팩 ItemFrame 등급 색 · 신규 제작 frame_* 오면 치환) — 스킨이 없으면 등급 색 카드.</summary>
        public static Image GradeFrame(Image img, string grade)
        {
            if (!string.IsNullOrEmpty(grade) && UISkin.Apply(img, "frame_" + grade))
            {
                img.color = White;
                return img;
            }
            UISkin.Apply(img, "card");
            img.color = GradeColor(grade);
            return img;
        }

        /// <summary>별 줄(★ 아이콘 n개 · 테마 없으면 글자).</summary>
        public static void StarRow(Transform parent, int n, int max, Vector2 anchor, Vector2 pivot, Vector2 pos, float size)
        {
            if (UISkin.Icon("star_on") == null)
            {
                Label(parent, Stars(n, max), Mathf.RoundToInt(size), Star, TextAnchor.MiddleCenter, anchor, pivot, pos, new Vector2(size * max, size + 6f));
                return;
            }
            var row = Rect("Stars", parent, anchor, pivot, pos, new Vector2(size * max * 0.92f, size));
            for (int i = 0; i < max; i++)
                Icon(row, i < n ? "star_on" : "star_off", new Vector2(0f, 0.5f), new Vector2(0f, 0.5f), new Vector2(i * size * 0.92f, 0f), size);
        }

        public static string Stars(int n, int max)
        {
            var sb = new System.Text.StringBuilder();
            for (int i = 0; i < max; i++) sb.Append(i < n ? "★" : "☆");
            return sb.ToString();
        }

        static readonly Dictionary<string, Sprite> artCache = new Dictionary<string, Sprite>();

        /// <summary>일러 = Resources/Units/&lt;art&gt; front_idle 첫 프레임(없으면 다른 클립 첫 프레임 · 없으면 null = 도형).</summary>
        public static Sprite ArtSprite(string art)
        {
            if (string.IsNullOrEmpty(art)) return null;
            Sprite sp;
            if (artCache.TryGetValue(art, out sp)) return sp;
            var a = UnitArt.Load(art);
            Sprite[] frames = null;
            if (a != null && !a.Clips.TryGetValue("front_idle", out frames))
                foreach (var kv in a.Clips)
                {
                    frames = kv.Value;
                    break;
                }
            sp = frames != null && frames.Length > 0 ? frames[0] : null;
            artCache[art] = sp;
            return sp;
        }

        /// <summary>
        /// 서 있는 유닛(발 = anchor + pos) — 크기 표 size_px 기준 배율(standardPx ÷ size_px = 머리 크기 통일 · 영웅 목록·전투와 같은 기준) ·
        /// 기마 = 머리 끝이 standardPx × mountedMaxTop 을 넘지 않게(전투 FrameAnimator 와 같은 상한) · 일러·피벗이 없으면 null(호출 쪽이 초상으로 대체).
        /// PD 2026-11-10 「로비에 배치된 관우의 크기만 작게 보임」 — 칸에 그림 틀을 맞추면 틀이 넓은 유닛(관우 언월도)만 작아짐.
        /// </summary>
        public static RectTransform UnitStand(string name, Transform parent, HeroDb.Hero h, Vector2 anchor, Vector2 pos, float standardPx, float mountedMaxTop)
        {
            var sp = h != null ? ArtSprite(h.art) : null;
            var a = h != null ? UnitArt.Load(h.art) : null;
            if (sp == null || a == null || a.Meta.pivot == null || a.Meta.pivot.Length < 2) return null;
            float size = a.SizePx > 0.5f ? a.SizePx : a.BodyPx;
            if (size <= 0.5f) return null;
            float k = standardPx / size;
            float top = a.BodyPx * k;
            if (a.Mounted && mountedMaxTop > 0.01f && top > standardPx * mountedMaxTop) k *= standardPx * mountedMaxTop / top;
            var rt = Rect(name, parent, anchor, new Vector2(0.5f, a.Meta.pivot[1]), pos, sp.rect.size * k);
            var img = rt.gameObject.AddComponent<Image>();
            img.sprite = sp;
            img.raycastTarget = false;
            return rt;
        }

        /// <summary>
        /// 초상(틀 안을 마스크) — 일러가 있으면 그 그림(zoom &gt; 1 = 위쪽 얼굴 부분 확대) · 없으면 병종 색 원 + 병종 글자.
        /// circle = 원형 틀(편성 자리) · false = 둥근 사각.
        /// </summary>
        public static RectTransform Portrait(string name, Transform parent, HeroDb.Hero h, Vector2 anchor, Vector2 pivot, Vector2 pos, Vector2 size, bool circle, float zoom, Color frame)
        {
            var outer = Rect(name, parent, anchor, pivot, pos, size);
            var rt = outer;
            bool framed = frame.a > 0.01f && UISkin.On;
            if (framed)
            {
                // 팩 틀(외곽선) 바깥 + 안쪽 마스크(외곽선 안으로 그림이 들어가게)
                var fimg = outer.gameObject.AddComponent<Image>();
                fimg.color = frame;
                fimg.raycastTarget = false;
                if (circle)
                {
                    if (!UISkin.Apply(fimg, "circle_frame")) fimg.sprite = Circle;
                    fimg.preserveAspect = true;
                }
                else UISkin.Apply(fimg, "card");
                float pad = Mathf.Max(5f, Mathf.Min(size.x, size.y) * 0.05f);
                rt = Fill("Mask", outer, pad, pad, pad, pad + (circle ? 0f : 2f));
                size = new Vector2(size.x - pad * 2f, size.y - pad * 2f);
            }
            var bg = rt.gameObject.AddComponent<Image>();
            bg.color = framed ? new Color(frame.r * 0.9f, frame.g * 0.9f, frame.b * 0.9f, 1f) : frame;
            bg.raycastTarget = false;
            if (circle) bg.sprite = Circle;
            else if (!framed || !UISkin.Apply(bg, "portrait_mask"))
            {
                bg.sprite = Round;
                bg.type = Image.Type.Sliced;
            }
            var mask = rt.gameObject.AddComponent<Mask>();
            mask.showMaskGraphic = frame.a > 0.01f;
            if (frame.a <= 0.01f) bg.color = Color.white; // 투명 틀: 알파 0 그래픽은 스텐실을 안 써서 자식이 안 보임 → 불투명 + 그리지 않음
            var sp = h != null ? ArtSprite(h.art) : null;
            if (sp != null)
            {
                // zoom ≤ 1 = 전신 가운데 · zoom > 1 = 위쪽(얼굴) 확대
                bool bust = zoom > 1f;
                var a = bust
                    ? Rect("Art", rt, new Vector2(0.5f, 1f), new Vector2(0.5f, 1f), new Vector2(0f, size.y * 0.06f * zoom), size * zoom)
                    : Rect("Art", rt, new Vector2(0.5f, 0.5f), new Vector2(0.5f, 0.5f), Vector2.zero, size * zoom);
                var img = a.gameObject.AddComponent<Image>();
                img.sprite = sp;
                img.preserveAspect = true;
                img.raycastTarget = false;
            }
            else if (h != null)
            {
                float d = Mathf.Min(size.x, size.y) * 0.72f;
                var dot = Dot("Shape", rt, new Vector2(0.5f, 0.5f), new Vector2(0.5f, 0.5f), Vector2.zero, d, TypeColor(h.type));
                Title(FillLabel(dot.transform, UnitTypeInfo.Mark(h.type), Mathf.RoundToInt(d * 0.5f), White), true);
            }
            return outer;
        }

        /// <summary>병종 배지(병종 색 칩 + 글자 · 신규 제작 cls_* 아이콘이 오면 아이콘).</summary>
        public static Image TypeBadge(Transform parent, UnitType t, Vector2 anchor, Vector2 pivot, Vector2 pos, float h)
        {
            var b = Box("Type", parent, anchor, pivot, pos, new Vector2(h * 1.3f, h), UISkin.On ? Color.clear : Dark); // 테마 = 틀 없이 단색 심볼(PD 2026-11-09)
            string icon = TypeSymbolId(t);
            if (UISkin.Icon(icon) != null) Icon(b.transform, icon, new Vector2(0.5f, 0.5f), new Vector2(0.5f, 0.5f), new Vector2(0f, 1f), h * 0.8f);
            else Title(FillLabel(b.transform, UnitTypeInfo.Mark(t), Mathf.RoundToInt(h * 0.62f), White), true);
            return b;
        }
    }
}