/* ===================================
   TEXT EDITOR SYSTEM
   =================================== */

/* Text Selection Styles */
.pattern-display.editing-mode {
    user-select: text;
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
}

.selected-text {
    position: relative;
    display: inline;
}

/* Text Editor Toolbar - 화면 하단 고정 */
.text-editor-toolbar {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 20px;
    padding: 12px 20px;
    box-shadow: 
        0 10px 40px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(255, 255, 255, 0.5) inset;
    display: flex;
    z-index: 10000;
    flex-direction: row;
    gap: 8px;
    pointer-events: auto;
    opacity: 1;
    visibility: visible;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    min-width: 200px;
    justify-content: center;
    align-items: center;
}

.text-editor-toolbar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(99, 102, 241, 0.1) 0%, 
        rgba(245, 158, 11, 0.05) 50%,
        rgba(99, 102, 241, 0.1) 100%);
    border-radius: inherit;
    z-index: -1;
}

.text-editor-toolbar:hover {
    transform: translateX(-50%) translateY(-2px);
    box-shadow: 
        0 20px 50px rgba(0, 0, 0, 0.15),
        0 0 0 1px rgba(255, 255, 255, 0.8) inset;
}

/* 모바일에서 더 큰 크기 */
@media (max-width: 768px) {
    .text-editor-toolbar {
        bottom: 40px;
        padding: 16px 24px;
        gap: 12px;
        border-radius: 24px;
        min-width: 280px;
    }
}

.toolbar-btn {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border: 1px solid rgba(99, 102, 241, 0.15);
    padding: 10px 16px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--text);
    font-size: 0.875rem;
    font-weight: 600;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
    min-width: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 
        0 2px 8px rgba(0, 0, 0, 0.04),
        0 1px 2px rgba(0, 0, 0, 0.08);
}

.toolbar-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(99, 102, 241, 0.1) 50%, 
        transparent 100%);
    transition: left 0.5s ease;
    z-index: 0;
}

.toolbar-btn:hover {
    background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%);
    border-color: var(--primary);
    transform: translateY(-1px);
    box-shadow: 
        0 8px 25px rgba(99, 102, 241, 0.15),
        0 3px 10px rgba(0, 0, 0, 0.08);
}

.toolbar-btn:hover::before {
    left: 100%;
}

.toolbar-btn:active {
    transform: translateY(0);
    box-shadow: 
        0 2px 8px rgba(0, 0, 0, 0.08),
        0 1px 2px rgba(0, 0, 0, 0.12);
}

.toolbar-btn.active {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border-color: var(--primary-dark);
    box-shadow: 
        0 4px 15px rgba(99, 102, 241, 0.4),
        0 2px 8px rgba(99, 102, 241, 0.2);
}

.toolbar-btn.active::before {
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(255, 255, 255, 0.2) 50%, 
        transparent 100%);
}

/* 각 버튼별 특별한 색상 */
.toolbar-btn#toolbar-color-btn {
    border-color: rgba(245, 101, 101, 0.2);
}

.toolbar-btn#toolbar-color-btn:hover {
    border-color: #f56565;
    box-shadow: 
        0 8px 25px rgba(245, 101, 101, 0.15),
        0 3px 10px rgba(0, 0, 0, 0.08);
}

.toolbar-btn#toolbar-size-btn {
    border-color: rgba(16, 185, 129, 0.2);
}

.toolbar-btn#toolbar-size-btn:hover {
    border-color: #10b981;
    box-shadow: 
        0 8px 25px rgba(16, 185, 129, 0.15),
        0 3px 10px rgba(0, 0, 0, 0.08);
}

.toolbar-btn#toolbar-reset-btn {
    border-color: rgba(107, 114, 128, 0.2);
}

.toolbar-btn#toolbar-reset-btn:hover {
    border-color: #6b7280;
    box-shadow: 
        0 8px 25px rgba(107, 114, 128, 0.15),
        0 3px 10px rgba(0, 0, 0, 0.08);
}

/* 모바일 툴바 버튼 최적화 */
@media (max-width: 768px) {
    .toolbar-btn {
        padding: 14px 20px;
        font-size: 0.938rem;
        min-width: 80px;
        border-radius: 16px;
    }
}

/* Color Palette */
.color-palette {
    position: absolute;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(99, 102, 241, 0.15);
    border-radius: 16px;
    padding: 16px;
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.08),
        0 0 0 1px rgba(255, 255, 255, 0.8) inset;
    display: none;
    z-index: 200;
    flex-wrap: wrap;
    gap: 10px;
    width: 220px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.color-palette::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(99, 102, 241, 0.02) 0%, 
        rgba(245, 158, 11, 0.01) 50%,
        rgba(99, 102, 241, 0.02) 100%);
    border-radius: inherit;
    z-index: -1;
}

.color-palette.show {
    display: flex;
    animation: paletteSlideUp 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes paletteSlideUp {
    from {
        opacity: 0;
        transform: translateY(10px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.color-option {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    cursor: pointer;
    border: 2px solid rgba(255, 255, 255, 0.8);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    box-shadow: 
        0 2px 8px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(0, 0, 0, 0.05) inset;
}

.color-option::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    border-radius: 10px;
    background: linear-gradient(135deg, transparent 0%, rgba(255, 255, 255, 0.5) 100%);
    opacity: 0;
    transition: opacity 0.2s ease;
    z-index: -1;
}

.color-option:hover {
    transform: scale(1.15);
    border-color: rgba(255, 255, 255, 1);
    box-shadow: 
        0 8px 25px rgba(0, 0, 0, 0.15),
        0 2px 10px rgba(0, 0, 0, 0.08),
        0 0 0 3px rgba(255, 255, 255, 0.6);
}

.color-option:hover::before {
    opacity: 1;
}

.color-option:active {
    transform: scale(1.05);
}

.color-option.red { background: linear-gradient(135deg, #EF4444 0%, #DC2626 100%); }
.color-option.orange { background: linear-gradient(135deg, #F97316 0%, #EA580C 100%); }
.color-option.yellow { background: linear-gradient(135deg, #EAB308 0%, #CA8A04 100%); }
.color-option.green { background: linear-gradient(135deg, #10B981 0%, #059669 100%); }
.color-option.blue { background: linear-gradient(135deg, #3B82F6 0%, #2563EB 100%); }
.color-option.indigo { background: linear-gradient(135deg, #6366F1 0%, #4F46E5 100%); }
.color-option.purple { background: linear-gradient(135deg, #8B5CF6 0%, #7C3AED 100%); }
.color-option.black { background: linear-gradient(135deg, #1F2937 0%, #111827 100%); }

/* Font Size Controls */
.font-size-controls {
    position: absolute;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(249, 250, 251, 0.98) 100%);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 20px;
    padding: 24px;
    box-shadow: 
        0 24px 48px rgba(0, 0, 0, 0.12),
        0 12px 24px rgba(0, 0, 0, 0.08),
        0 0 0 1px rgba(255, 255, 255, 0.9) inset;
    display: none;
    z-index: 200;
    flex-direction: column;
    gap: 20px;
    width: 280px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.font-size-controls::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(99, 102, 241, 0.02) 0%, 
        rgba(245, 158, 11, 0.01) 50%,
        rgba(99, 102, 241, 0.02) 100%);
    border-radius: inherit;
    z-index: -1;
}

.font-size-controls.show {
    display: flex;
    animation: controlsSlideUp 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes controlsSlideUp {
    from {
        opacity: 0;
        transform: translateY(10px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.font-size-input-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.font-size-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 4px;
}

.font-size-input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 10px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text);
    background: rgba(255, 255, 255, 0.8);
    transition: all 0.2s ease;
    backdrop-filter: blur(10px);
}

.font-size-input:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 
        0 0 0 3px rgba(99, 102, 241, 0.1),
        0 2px 8px rgba(0, 0, 0, 0.04);
}

.font-size-slider {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: linear-gradient(90deg, 
        rgba(99, 102, 241, 0.1) 0%, 
        rgba(99, 102, 241, 0.3) 100%);
    outline: none;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
}

.font-size-slider::-webkit-slider-thumb {
    appearance: none;
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    cursor: pointer;
    box-shadow: 
        0 2px 8px rgba(99, 102, 241, 0.3),
        0 0 0 2px rgba(255, 255, 255, 0.8);
    transition: all 0.2s ease;
}

.font-size-slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
    box-shadow: 
        0 4px 15px rgba(99, 102, 241, 0.4),
        0 0 0 3px rgba(255, 255, 255, 1);
}

.font-size-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    cursor: pointer;
    border: 2px solid rgba(255, 255, 255, 0.8);
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
    transition: all 0.2s ease;
}

.font-size-slider::-moz-range-thumb:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.font-size-presets {
    display: flex;
    gap: 8px;
    justify-content: space-between;
}

.preset-btn {
    flex: 1;
    padding: 10px 12px;
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 8px;
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    color: var(--text);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.preset-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(99, 102, 241, 0.1) 50%, 
        transparent 100%);
    transition: left 0.3s ease;
}

.preset-btn:hover {
    border-color: var(--primary);
    background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.15);
}

.preset-btn:hover::before {
    left: 100%;
}

.preset-btn:active {
    transform: translateY(0);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border-color: var(--primary-dark);
}

/* 스타일이 적용된 텍스트의 공백 보존 */
.pattern-display span,
.examples-display span {
    white-space: pre-wrap;
    vertical-align: baseline;
    display: inline;
    line-height: inherit;
}

/* 중첩된 span 정렬 보정 */
.pattern-display span span,
.examples-display span span {
    vertical-align: baseline;
    line-height: 1;
}

/* 모바일 툴팁 애니메이션 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translate(-50%, 20px);
    }
    to {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}

/* 모바일 더블탭 표시기 */
.double-tap-indicator {
    position: fixed;
    pointer-events: none;
    width: 60px;
    height: 60px;
    border: 3px solid rgba(99, 102, 241, 0.5);
    border-radius: 50%;
    opacity: 0;
    animation: tapRipple 0.6s ease;
    z-index: 9999;
}

@keyframes tapRipple {
    0% {
        transform: scale(0.5);
        opacity: 1;
    }
    100% {
        transform: scale(2);
        opacity: 0;
    }
}

/* 모바일 터치 영역 최적화 */
@media (max-width: 768px) {
    .pattern-display,
    .examples-display {
        /* 터치 선택 개선 */
        -webkit-touch-callout: default;
        -webkit-user-select: text;
        user-select: text;
    }
    
    .text-editor-toolbar {
        /* 모바일에서 더 큰 버튼 */
        padding: 12px;
        gap: 10px;
    }
    
    .toolbar-btn {
        padding: 12px 16px;
        font-size: 0.938rem;
        min-width: 60px;
    }
    
    /* 컬러 팔레트 모바일 최적화 */
    .color-palette {
        width: 240px;
        padding: 16px;
    }
    
    .color-option {
        width: 32px;
        height: 32px;
    }
    
    /* 폰트 크기 컨트롤 모바일 최적화 */
    .font-size-controls {
        width: 260px;
    }
    
    .preset-btn {
        padding: 10px 12px;
        font-size: 0.813rem;
    }

}

/* Text Selection Styles */
.pattern-display.editing-mode {
    user-select: text;
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
}

/* 커스텀 텍스트 선택 스타일 - 깔끔한 드래그 모양 */
.pattern-display::selection,
.examples-display::selection,
.pattern-display *::selection,
.examples-display *::selection {
    background: rgba(99, 102, 241, 0.2);
    color: inherit;
}

.pattern-display::-moz-selection,
.examples-display::-moz-selection,
.pattern-display *::-moz-selection,
.examples-display *::-moz-selection {
    background: rgba(99, 102, 241, 0.2);
    color: inherit;
}

/* 블랭크박스 전용 선택 스타일 */
.blank-box::selection,
.blank-box::-moz-selection {
    background: rgba(99, 102, 241, 0.3);
    color: white;
}

/* 드래그 중 커서 스타일 */
.pattern-display.dragging,
.examples-display.dragging {
    cursor: text !important;
}

/* 드래그 가능한 영역 표시 */
.pattern-display,
.examples-display {
    position: relative;
}

.pattern-display:hover::before,
.examples-display:hover::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 1px dashed rgba(99, 102, 241, 0.3);
    border-radius: 8px;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.pattern-display:hover:not(.editing)::before,
.examples-display:hover:not(.editing)::before {
    opacity: 1;
}

/* 텍스트 선택 시작 시 시각적 피드백 */
.selecting-text {
    background: rgba(99, 102, 241, 0.05) !important;
    transition: background 0.1s ease;
}