:root {
    --bg-color: #ffffff;
    --text-color: #1a1a1a;
    --logo-color: #1a1a1a;
    --btn-bg: #f0f0f0;
    --btn-text: #1a1a1a;
    --btn-hover-bg: #e0e0e0;
    --ui-bg: rgba(255, 255, 255, 0.85);
    --slider-track: #d3d3d3;
    --slider-thumb: #666666;
    --accent-color: #007aff;
    --accent-color-rgb: 0, 122, 255;
    --nav-active-bg: rgba(0, 122, 255, 0.1);
}

[data-theme="dark"] {
    --bg-color: #000000;
    --text-color: #f0f0f0;
    --logo-color: #f0f0f0;
    --btn-bg: #2c2c2e;
    --btn-text: #f0f0f0;
    --btn-hover-bg: #3a3a3c;
    --ui-bg: rgba(28, 28, 30, 0.85);
    --slider-track: #444;
    --slider-thumb: #ccc;
    --accent-color: #0a84ff;
    --accent-color-rgb: 10, 132, 255;
    --nav-active-bg: rgba(10, 132, 255, 0.2);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
}

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color 0.3s, color 0.3s;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

#app-container {
    width: 100%;
    height: 100%;
    position: relative;
}

.screen {
    display: none;
    width: 100%;
    height: 100%;
    flex-direction: column;
}
.screen.active {
    display: flex;
}

/* ======== トップボタン群 ======== */
#theme-toggle-btn, #download-btn {
    background: var(--btn-bg);
    border-radius: 50%;
    width: 44px;
    height: 44px;
    padding: 10px;
    opacity: 0.7;
    border: none;
    cursor: pointer;
    transition: opacity 0.2s;
    position: fixed;
    top: 15px;
    z-index: 1000;
}
#theme-toggle-btn:hover, #download-btn:hover { opacity: 1; }
#theme-toggle-btn { left: 15px; }
#download-btn { right: 15px; }

#login-bar {
    position: fixed;
    top: 15px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1100;
}
.pill-btn {
    padding: 10px 16px;
    border-radius: 9999px;
    border: 1px solid var(--slider-track);
    background: var(--btn-bg);
    color: var(--btn-text);
    cursor: pointer;
    font-size: 14px;
    box-shadow: 0 0 10px rgba(0,0,0,0.06);
}
.pill-btn.logged-in {
    border-color: var(--accent-color);
    color: var(--accent-color);
}
.icon { 
  width: 100%;
  height: 100%;
  display: block;
  color: var(--text-color);
  transition: color 0.3s;
}

/* ======== インポート画面 ======== */
#import-screen { justify-content: center; align-items: center; padding: 20px; }
.import-content { flex-grow: 1; display: flex; flex-direction: column; justify-content: center; align-items: center; width: 100%; height: 100%; }
#logo { width: 200px; height: 40px; color: var(--logo-color); margin-bottom: 20px; transition: color 0.3s; }
.drag-drop-text { color: var(--text-color); opacity: 0.6; }
.import-buttons { width: 100%; max-width: 350px; padding-bottom: 30px; }

.main-btn {
    display: flex; align-items: center; justify-content: center;
    width: 100%; padding: 15px; font-size: 16px;
    background-color: var(--btn-bg); color: var(--btn-text);
    border: none; border-radius: 10px; cursor: pointer; transition: background-color 0.2s; margin-top: 15px;
}
.main-btn:hover { background-color: var(--btn-hover-bg); }
.main-btn .icon { width: 24px; height: 24px; margin-right: 12px; }

#import-screen.drag-over { background-color: var(--accent-color); }
#import-screen.drag-over .drag-drop-text, #import-screen.drag-over #logo { color: white; }

/* ======== 編集画面 ======== */
#edit-screen { background-color: var(--bg-color); transition: background-color 0.3s; }

#canvas-container { position: absolute; top: 0; left: 0; width: 100%; height: 100%; cursor: grab; }
#canvas-container canvas {
    position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
    max-width: 100vw; max-height: 100vh; transition: all 0.3s ease-in-out;
}

#edit-ui {
    position: absolute; bottom: 0; left: 0; width: 100%; z-index: 10;
    background-color: var(--ui-bg); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    transition: opacity 0.3s, visibility 0.3s, background-color 0.3s;
    padding-bottom: env(safe-area-inset-bottom);
}
#edit-ui.hidden { opacity: 0; visibility: hidden; }

/* メインナビ & サブナビ */
#main-nav {
    display: flex; justify-content: space-around; padding: 10px 0;
    border-top: 1px solid rgba(128, 128, 128, 0.2);
}
.nav-btn {
    display: flex; align-items: center; background: none; border: none;
    color: var(--text-color); padding: 5px 15px; cursor: pointer; border-radius: 8px; font-size: 14px;
}
.nav-btn .icon { width: 20px; height: 20px; margin-right: 8px; }
.nav-btn.active { background-color: var(--nav-active-bg); color: var(--accent-color); }
.nav-btn.active .icon { color: var(--accent-color); }

#sub-nav-container { overflow-x: auto; white-space: nowrap; }
.sub-nav { display: flex; padding: 15px; }
.sub-nav-btn {
    display: flex; flex-direction: column; align-items: center; background: none; border: none; color: var(--text-color);
    cursor: pointer; padding: 5px; border-radius: 8px; width: 80px; flex-shrink: 0;
}
.sub-nav-btn .icon { width: 28px; height: 28px; margin-bottom: 5px; }
.sub-nav-btn span { font-size: 12px; }
.sub-nav-btn.active { color: var(--accent-color); }
.sub-nav-btn.edited { color: var(--accent-color); font-weight: bold; }

/* パラメータUI */
.param-controls { padding: 15px; max-height: 250px; overflow-y: auto; }
.param-item { display: flex; align-items: center; margin-bottom: 15px; }
.param-preview { width: 40px; height: 40px; background: #ccc; border-radius: 4px; margin-right: 15px; flex-shrink: 0; position: relative; overflow: hidden; }
.param-preview canvas { width: 100%; height: 100%; object-fit: cover; }
.slider-container { flex-grow: 1; margin-right: 15px; }
.slider-container .param-label { font-size: 14px; margin-bottom: 5px; }

input[type="range"] {
    -webkit-appearance: none; appearance: none; width: 100%; height: 4px;
    background: var(--slider-track); border-radius: 2px; outline: none; cursor: pointer;
}
input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none; appearance: none; width: 24px; height: 24px;
    background: var(--slider-thumb); border-radius: 50%; border: 3px solid var(--bg-color); box-shadow: 0 0 5px rgba(0,0,0,0.2);
    cursor: grab;
}
input[type="range"]::-moz-range-thumb {
    width: 24px; height: 24px; background: var(--slider-thumb); border-radius: 50%;
    border: 3px solid var(--bg-color); box-shadow: 0 0 5px rgba(0,0,0,0.2); cursor: grab;
}
.param-value {
    width: 50px; padding: 5px; font-size: 14px; text-align: center;
    background: var(--btn-bg); border: 1px solid var(--slider-track); color: var(--text-color); border-radius: 5px;
}

/* ======== モーダル & Lightbox 共通 ======== */
.modal, .auth-overlay { position: fixed; inset: 0; z-index: 2000; display: block; }
.modal.hidden { display: none; }
.auth-overlay { display: none; }
.auth-overlay.open { display: block; }

.modal-backdrop, .auth-backdrop {
    position: absolute; inset: 0; background: rgba(0,0,0,0.35);
    backdrop-filter: blur(2px);
}
.modal-panel, .auth-panel {
    position: absolute; left: 50%; transform: translateX(-50%);
    width: min(420px, 92vw); background: var(--ui-bg); color: var(--text-color);
    border-radius: 16px; box-shadow: 0 20px 50px rgba(0,0,0,0.25);
    padding: 18px;
}
.modal-panel { top: 12vh; }
.auth-panel { top: -100%; transition: top .35s cubic-bezier(.2,.8,.2,1); }
.auth-overlay.open .auth-panel { top: 8vh; }

.modal-header, .auth-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.modal-header h3, .auth-header h3 { font-size: 18px; }
.modal-body { padding: 6px 0 12px; }
#preset-name-input, #preset-folder-input {
  width: 100%; padding: 10px 12px; font-size: 14px;
  background: var(--btn-bg); color: var(--text-color);
  border: 1px solid var(--slider-track); border-radius: 8px;
}
.modal-footer { display:flex; justify-content:flex-end; gap: 8px; }

/* Auth Lightbox */
.auth-providers { display: grid; gap: 10px; margin-top: 10px; }
.provider-btn {
    padding: 12px 14px; border-radius: 10px; border: 1px solid var(--slider-track);
    background: var(--btn-bg); color: var(--btn-text); font-weight: 600; cursor: pointer; text-align: center;
}
.provider-btn:hover { background: var(--btn-hover-bg); }
.provider-btn.outline { background: transparent; }

.auth-note { font-size: 12px; opacity: .7; margin-top: 12px; }

.auth-user.hidden { display: none; }
.auth-user-row { display: flex; align-items: center; gap: 12px; margin: 8px 0 14px; }
.auth-avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--slider-track); }
.auth-user-name { font-weight: 700; }
.auth-user-email { font-size: 13px; opacity: .8; }

/* ======== プリセット関連 ======== */
.preset-row {
  display: flex; align-items: center;
  gap: 10px; padding: 10px 12px;
  border-top: 1px solid rgba(128,128,128,0.2);
}

/* 横スクロールバー非表示 */
#sub-nav-container,
.preset-list,
.preset-folder-list {
  -ms-overflow-style: none;     /* IE/Edge */
  scrollbar-width: none;        /* Firefox */
}
#sub-nav-container::-webkit-scrollbar,
.preset-list::-webkit-scrollbar,
.preset-folder-list::-webkit-scrollbar {
  display: none;                /* Chrome/Safari */
}

/* プリセットチップ */
.preset-list { display: flex; gap: 8px; overflow-x: auto; white-space: nowrap; flex: 1; }
.preset-chip {
  position: relative;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  padding: 8px;
  width: 88px; 
  height: 114px;
  border-radius: 8px;
  background: var(--btn-bg);
  color: var(--btn-text);
  border: 1px solid var(--slider-track);
  cursor: pointer;
  font-size: 13px;
}
.preset-chip:hover { background: var(--btn-hover-bg); }

.preset-preview-canvas {
  width: 64px;
  height: 64px;
  border-radius: 4px;
  background-color: var(--slider-track);
  pointer-events: none;
}

.preset-chip .preset-name {
  font-size: 11px;
  width: 100%;
  text-align: center;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  pointer-events: auto;
  line-height: 1.3;
  max-height: 28.6px;
  user-select: auto;
  -webkit-user-select: auto;
  -moz-user-select: auto;
  -ms-user-select: auto;

  /* (追加) テキストの折り返しを強制する設定 */
  white-space: normal;
  word-break: break-all;
}

/* フォルダチップ */
.preset-folder-list { 
  display: flex; 
  gap: 8px; 
  overflow-x: auto; 
  white-space: nowrap; 
  flex: 1; 
  padding: 0 8px; /* 左右にパディングを追加してドラッグインジケータのスペースを確保 */
}
.folder-chip {
  position: relative;
  display: inline-flex; align-items: center; padding: 6px 10px 6px 12px;
  border-radius: 9999px; border: 1px solid var(--slider-track);
  background: var(--btn-bg); color: var(--btn-text);
  cursor: pointer; font-size: 13px; flex-shrink: 0;
  padding-right: 28px;
}
.folder-chip.default-folder {
  padding-right: 12px; /* デフォルトフォルダは右側のスペースを削除 */
}
.folder-chip.active { outline: 2px solid var(--accent-color); color: var(--accent-color); }
.folder-chip:hover { background: var(--btn-hover-bg); }
.folder-chip .folder-name { 
  pointer-events: auto; 
  user-select: auto;
  -webkit-user-select: auto;
  -moz-user-select: auto;
  -ms-user-select: auto;
}

/* 削除ボタン (プリセット & フォルダ共通) */
.preset-del, .folder-del {
  position: absolute;
  width: 20px;
  height: 20px;
  line-height: 18px;
  text-align: center;
  border-radius: 50%;
  border: none;
  background: rgba(0,0,0,0.3);
  color: white;
  cursor: pointer;
  font-size: 14px;
  padding: 0;
  opacity: 1;
}
.preset-del:hover, .folder-del:hover { background: rgba(0,0,0,0.6); }

.preset-del { right: 2px; top: 2px; }
.folder-del { right: 6px; top: 50%; transform: translateY(-50%); }

/* プリセットバーのその他のボタン */
.preset-close, .preset-reset, .preset-folder-new, .preset-action-btn {
  width: 36px; height: 36px;
  border-radius: 9999px;
  border: 1px solid var(--slider-track);
  background: var(--btn-bg); color: var(--btn-text);
  display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer;
}
.preset-close:hover, .preset-reset:hover, .preset-folder-new:hover, .preset-action-btn:hover { 
  background: var(--btn-hover-bg); 
}
.preset-close { font-size: 20px; }
.preset-action-btn { font-size: 20px; }
.preset-folder-new { flex-shrink: 0; }

/* 左側のプリセットアクションボタンコンテナ */
.preset-left-controls {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-right: 12px;
  flex-shrink: 0;
}

/* ドラッグ&ドロップ関連 */
.drag-ghost {
  position: fixed;
  z-index: 9999;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  transform: translate(-50%, -50%);
  opacity: 0.8;
  transition: none;
}

.drag-ghost-canvas {
  width: 48px;
  height: 48px;
  border-radius: 4px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.drag-ghost-name {
  font-size: 10px;
  color: var(--text-color);
  background: var(--bg-color);
  padding: 2px 6px;
  border-radius: 4px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
  max-width: 80px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.preset-chip.dragging {
  display: none;
}

.folder-chip.dragging {
  display: none;
}

.folder-chip.drag-over-before::before {
  content: '';
  position: absolute;
  left: -6px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: repeating-linear-gradient(
    to bottom,
    var(--accent-color) 0,
    var(--accent-color) 4px,
    transparent 4px,
    transparent 8px
  );
  z-index: 100;
  animation: dragIndicator 0.2s ease-in-out;
}

.folder-chip.drag-over-after::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: repeating-linear-gradient(
    to bottom,
    var(--accent-color) 0,
    var(--accent-color) 4px,
    transparent 4px,
    transparent 8px
  );
  z-index: 100;
  animation: dragIndicator 0.2s ease-in-out;
}

@keyframes dragIndicator {
  from {
    opacity: 0;
    transform: scaleY(0.3);
  }
  to {
    opacity: 1;
    transform: scaleY(1);
  }
}

.folder-chip.drag-over-before::before,
.folder-chip.drag-over-after::after {
  transition: opacity 0.1s ease-out, transform 0.1s ease-out;
}

.folder-chip.drag-over {
  background: var(--accent-color) !important;
  color: white !important;
  transform: scale(1.05);
  transition: all 0.2s ease;
}

.preset-list.drag-over {
  background: rgba(var(--accent-color-rgb), 0.1);
  border-radius: 8px;
}

.drag-placeholder {
  width: 88px;
  height: 114px;
  border: 2px dashed var(--accent-color);
  border-radius: 8px;
  background: rgba(var(--accent-color-rgb), 0.1);
  margin: 0;
  opacity: 0.8;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.drag-placeholder::before {
  content: '';
  width: 24px;
  height: 24px;
  border: 2px solid var(--accent-color);
  border-radius: 4px;
  background: transparent;
  opacity: 0.6;
}

.hidden {
  display: none !important;
}

/* インライン編集 */
.inline-edit {
  background: var(--bg-color) !important;
  border: 2px solid var(--accent-color) !important;
  border-radius: 4px !important;
  padding: 2px 4px !important;
  font-size: inherit !important;
  font-family: inherit !important;
  color: var(--text-color) !important;
  outline: none !important;
  width: 100% !important;
  box-sizing: border-box !important;
  z-index: 10 !important;
  position: relative !important;
}

.preset-name.editing {
  padding: 0 !important;
}

.folder-name.editing {
  padding: 0 !important;
}

/* モバイルキーボード対応 */
@media (max-height: 500px) {
  #preset-bar {
    transform: translateY(-50px);
    transition: transform 0.3s ease;
  }
}

.keyboard-active #preset-bar {
  transform: translateY(-100px) !important;
}

/* ======== プリセットモード ======== */
body.preset-mode #main-nav,
body.preset-mode #sub-nav-container,
body.preset-mode .param-controls {
  display: none !important;
}
body.preset-mode #preset-bar {
  display: block !important;
}

/* ======== その他 ======== */
#canvas-container .loading-overlay {
    position: absolute; top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.7); color: white;
    padding: 15px 25px; border-radius: 8px;
    z-index: 5;
    opacity: 0; visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
    pointer-events: none;
}
#canvas-container.is-loading-full-res .loading-overlay { opacity: 1; visibility: visible; }

#download-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* レスポンシブ */
@media (max-width: 600px) {
    .nav-btn { flex-direction: column; font-size: 10px; padding: 5px; }
    .nav-btn .icon { margin-right: 0; margin-bottom: 2px; }
}

/* ======== クロップ機能 ======== */
.crop-btn {
    position: fixed;
    top: 20px; /* デフォルト位置、JavaScript で動的に調整される */
    left: 15px;
    z-index: 1000;
    background: var(--btn-bg);
    border: none;
    border-radius: 50%;
    width: 44px;
    height: 44px;
    padding: 10px;
    cursor: pointer;
    opacity: 0.8;
    transition: opacity 0.2s, background-color 0.3s;
    display: none; /* 編集画面でのみ表示 */
}

.crop-btn:hover {
    opacity: 1;
    background: var(--btn-hover-bg);
}

.crop-btn .icon {
    width: 100%;
    height: 100%;
    color: var(--text-color);
}

/* 編集画面でクロップボタンを表示 */
#edit-screen.active .crop-btn {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* クロップ画面 */
#crop-screen {
    background-color: var(--bg-color);
    position: relative;
}

#crop-canvas-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: calc(100% - 160px); /* 下部のUI要素分を差し引く */
    overflow: hidden;
}

#crop-canvas {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    cursor: grab;
    /* サイズはJavaScriptで制御 */
}

#crop-canvas:active {
    cursor: grabbing;
}

/* クロップオーバーレイ（バウンディングボックス） */
#crop-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 2px solid var(--accent-color);
    background: transparent;
    pointer-events: all;
    cursor: move;
    min-width: 50px;
    min-height: 50px;
    /* 外側を暗くするための大きなボックスシャドウ */
    box-shadow: 
        0 0 0 2px rgba(255, 255, 255, 0.8),
        0 0 0 9999px rgba(0, 0, 0, 0.6);
}

/* クロップハンドル */
.crop-handle {
    position: absolute;
    width: 20px;
    height: 20px;
    background: var(--accent-color);
    border: 2px solid white;
    border-radius: 50%;
    pointer-events: all;
    cursor: pointer;
    z-index: 10;
}

.crop-handle.nw { top: -10px; left: -10px; cursor: nw-resize; }
.crop-handle.ne { top: -10px; right: -10px; cursor: ne-resize; }
.crop-handle.sw { bottom: -10px; left: -10px; cursor: sw-resize; }
.crop-handle.se { bottom: -10px; right: -10px; cursor: se-resize; }
.crop-handle.n { top: -10px; left: 50%; transform: translateX(-50%); cursor: n-resize; }
.crop-handle.s { bottom: -10px; left: 50%; transform: translateX(-50%); cursor: s-resize; }
.crop-handle.w { top: 50%; left: -10px; transform: translateY(-50%); cursor: w-resize; }
.crop-handle.e { top: 50%; right: -10px; transform: translateY(-50%); cursor: e-resize; }

/* 新しいクロップスタイル（オープンソースベース） */
#crop {
    position: absolute;
    pointer-events: all;
}

.cropcorner {
    position: absolute;
    width: 40px;
    height: 40px;
    border-color: light-dark(black, white);
    border-style: solid;
    z-index: 2 !important;
    pointer-events: all;
}

#croprect {
    border: solid 1px light-dark(black, white);
    background-size: 33.33333% 33.33333%;  
    background-image:
        linear-gradient(to right, grey 1.5px, transparent 1px),
        linear-gradient(to bottom, grey 1.5px, transparent 1px);
    
    position: absolute;
    box-shadow: 0 0 0 9999px light-dark(rgba(255, 255, 255, 0.8), rgba(0, 0, 0, 0.8));
    cursor: move;
    
    max-height: 100%;
    max-width: 100%;
}

#croprect #top_left {
    top: 0px;
    left: 0px;
    border-width: 3px 0px 0px 3px;
    cursor: nw-resize;
}

#croprect #top_right {
    top: 0px;
    right: 0px;
    border-width: 3px 3px 0px 0px;
    cursor: ne-resize;
}

#croprect #bottom_right {
    bottom: 0px;
    right: 0px;
    border-width: 0px 3px 3px 0px;
    cursor: nw-resize;
}

#croprect #bottom_left {
    bottom: 0px;
    left: 0px;
    border-width: 0px 0px 3px 3px;
    cursor: ne-resize;
}

#croprect #top {
    top: 0px;
    right: calc(50% - 20px);
    border-width: 3px 0px 0px 0px;
    cursor: ns-resize;
}

#croprect #bottom {
    bottom: 0px;
    right: calc(50% - 20px);
    border-width: 0px 0px 3px 0px;
    cursor: ns-resize;
}

#croprect #left {
    top: calc(50% - 20px);
    left: 0px;
    border-width: 0px 0px 0px 3px;
    cursor: ew-resize;
}

#croprect #right {
    top: calc(50% - 20px);
    right: 0px;
    border-width: 0px 3px 0px 0px;
    cursor: ew-resize;
}

/* 角度調整バー */
#angle-control {
    position: fixed;
    bottom: 175px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1100;
    display: flex;
    align-items: center;
    gap: 15px;
    background: var(--ui-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 15px 20px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

#angle-control label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-color);
}

#angle-control input[type="range"] {
    width: 200px;
    height: 4px;
    background: var(--slider-track);
    border-radius: 2px;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}

#angle-control input[type="range"]::-webkit-slider-thumb {
    width: 16px;
    height: 16px;
    background: var(--accent-color);
    border-radius: 50%;
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
}

#angle-control input[type="number"] {
    width: 60px;
    padding: 4px 8px;
    border: 1px solid var(--slider-track);
    border-radius: 4px;
    background: var(--btn-bg);
    color: var(--text-color);
    text-align: center;
    font-size: 12px;
}

/* 変形ツールバー */
#transform-toolbar {
    position: fixed;
    bottom: 65px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1100;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    background: var(--ui-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 12px 20px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    min-width: 280px;
}

.transform-btn {
    width: 44px;
    height: 44px;
    border: none;
    border-radius: 8px;
    background: var(--btn-bg);
    color: var(--btn-text);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.transform-btn:hover {
    background: var(--btn-hover-bg);
    transform: scale(1.05);
}

.transform-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.transform-btn[selected="true"] {
    background: var(--accent-color);
    color: white;
}

.transform-btn .icon {
    width: 20px;
    height: 20px;
}

/* クロップナビゲーションボタン */
.crop-nav-btn {
    width: 44px;
    height: 44px;
    border: none;
    border-radius: 8px;
    background: var(--btn-bg);
    color: var(--btn-text);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.crop-nav-btn:hover {
    background: var(--btn-hover-bg);
    transform: scale(1.05);
}

.crop-nav-btn .icon {
    width: 20px;
    height: 20px;
}

.angle-track {
    position: relative;
    width: 300px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.angle-pointer {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 3px;
    height: 30px;
    background: var(--accent-color);
    border-radius: 2px;
    z-index: 2;
}

.angle-slider {
    position: relative;
    width: 100%;
    height: 20px;
    background: var(--slider-track);
    border-radius: 10px;
    cursor: grab;
    user-select: none;
}

.angle-slider:active {
    cursor: grabbing;
}

.angle-marks {
    position: absolute;
    top: -25px;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: space-between;
    font-size: 10px;
    color: var(--text-color);
    opacity: 0.7;
}

.angle-mark {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 30px;
}

.angle-input-container {
    display: flex;
    align-items: center;
    gap: 5px;
    background: var(--btn-bg);
    padding: 8px 12px;
    border-radius: 8px;
    border: 1px solid var(--slider-track);
}

#angle-input {
    width: 60px;
    border: none;
    background: transparent;
    color: var(--text-color);
    font-size: 14px;
    text-align: center;
    outline: none;
}

.angle-input-container span {
    font-size: 14px;
    color: var(--text-color);
    opacity: 0.7;
}

/* アスペクト比選択バー */
#aspect-ratio-bar {
    position: fixed;
    bottom: 120px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1100;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: var(--ui-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 12px 20px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    overflow-x: auto;
    white-space: nowrap;
    max-width: 90vw;
}

#crop-close-btn {
    background: var(--btn-bg);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    padding: 8px;
    cursor: pointer;
    flex-shrink: 0;
    margin-right: 5px;
    transition: background-color 0.2s;
}

#crop-close-btn:hover {
    background: var(--btn-hover-bg);
}

#crop-close-btn .icon {
    width: 100%;
    height: 100%;
    color: var(--text-color);
}

.aspect-btn {
    background: var(--btn-bg);
    border: none;
    border-radius: 8px;
    padding: 8px 12px;
    font-size: 12px;
    cursor: pointer;
    color: var(--btn-text);
    transition: background-color 0.2s, color 0.2s;
    white-space: nowrap;
    flex-shrink: 0;
}

.aspect-btn:hover {
    background: var(--btn-hover-bg);
}

.aspect-btn.active,
.aspect-btn[selected="true"] {
    background: var(--accent-color);
    color: white;
}

/* 変形ツールバー（モバイル対応） */
#transform-toolbar {
    position: fixed;
    bottom: 65px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1100;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    padding: 12px 20px;
    border-radius: 12px;
    background: var(--ui-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    min-width: 280px;
}

.transform-btn {
    background: var(--btn-bg);
    border: none;
    border-radius: 8px;
    width: 44px;
    height: 44px;
    padding: 10px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.transform-btn:hover {
    background: var(--btn-hover-bg);
    transform: scale(1.05);
}

.transform-btn .icon {
    width: 100%;
    height: 100%;
    color: var(--text-color);
}

/* クロップ画面でのスクロールバー非表示 */
#aspect-ratio-bar::-webkit-scrollbar {
    display: none;
}

#aspect-ratio-bar {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

/* レスポンシブ対応 */
@media (max-width: 600px) {
    #angle-control {
        padding: 10px 15px;
        bottom: 170px;
    }
    
    .angle-track {
        width: 200px;
        height: 35px;
    }
    
    .angle-input-container {
        padding: 6px 10px;
    }
    
    #angle-input {
        width: 50px;
        font-size: 12px;
    }
    
    #aspect-ratio-bar {
        padding: 10px 15px;
        gap: 8px;
        bottom: 115px;
        max-width: 95vw;
    }
    
    .aspect-btn {
        padding: 6px 10px;
        font-size: 11px;
    }
    
    #transform-toolbar {
        gap: 12px;
        padding: 10px 15px;
        min-width: 260px;
        bottom: 60px;
    }
    
    .transform-btn {
        width: 40px;
        height: 40px;
        padding: 8px;
    }
}