/* Sticky Header - Toolkit Provider Design */
.sticky-info-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 40px;
    background: linear-gradient(135deg, rgba(8, 145, 178, 0.95) 0%, rgba(139, 92, 246, 0.95) 100%);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
    z-index: 9999;
    display: flex;
    align-items: center;
    padding: 0 var(--space-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sticky-info-container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    color: white;
    font-weight: var(--font-medium);
}

/* 사이드바 토글 버튼 */
.sidebar-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.sidebar-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.05);
}

.sidebar-toggle:active {
    transform: scale(0.95);
}

.sidebar-toggle-icon {
    font-size: 20px;
    color: white;
}

/* Sticky Title */
.sticky-title {
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    letter-spacing: 0.5px;
}

.sticky-title .title-gradient {
    /* 그라디언트 효과 제거하고 검은색으로 변경 */
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: unset !important;
    background-clip: unset !important;
    color: #1a1a1a !important;  /* 테마 상관없이 항상 검은색 */
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.3);
    font-weight: var(--font-bold);
}

/* Sticky Info Items */
.sticky-info-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--text-sm);
}

.sticky-label {
    opacity: 0.9;
    font-size: var(--text-sm);
}

.sticky-value {
    font-weight: var(--font-semibold);
    color: #fbbf24;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.sticky-info-divider {
    color: rgba(255, 255, 255, 0.3);
    font-size: 18px;
    line-height: 1;
    margin: 0 var(--space-sm);
}

/* Language Selector */
.language-selector-wrapper {
    margin-left: auto;
    margin-right: var(--space-md);
}

.language-selector {
    height: 32px;
    padding: 0 var(--space-md);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    cursor: pointer;
    transition: all var(--transition-fast);
    outline: none;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3e%3cpath d='M7 10l5 5 5-5z'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 8px center;
    background-size: 16px;
    padding-right: 28px;
}

.language-selector:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: scale(1.02);
}

.language-selector:focus {
    border-color: rgba(139, 92, 246, 0.5);
    box-shadow: 0 0 0 2px rgba(139, 92, 246, 0.2);
}

.language-selector option {
    background: #1a1a1a;
    color: #e4e4e7;
    padding: var(--space-sm);
}

/* Title Link */
.title-link {
    text-decoration: none;
    display: inline-block;
    transition: transform var(--transition-fast);
}

.title-link:hover {
    transform: scale(1.02);
}

/* Theme Toggle */
.theme-toggle-wrapper {
    /* margin-left는 제거 (language-selector가 margin-left: auto를 가짐) */
}

.theme-toggle {
    width: 40px;
    height: 32px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.theme-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.05);
}

.theme-icon {
    font-size: 18px;
}

/* 버튼 컴포넌트 */
button {
    font-family: inherit;
}

.btn {
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-md);
    font-weight: var(--font-medium);
    font-size: var(--text-base);
    cursor: pointer;
    transition: all var(--transition-base);
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, #0891b2 0%, #8b5cf6 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(139, 92, 246, 0.3);
}

/* 입력 필드 */
input, textarea, select {
    font-family: inherit;
}

.input-field {
    width: 100%;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: inherit;
    font-size: var(--text-base);
    transition: all var(--transition-base);
}

.input-field:focus {
    outline: none;
    border-color: rgba(139, 92, 246, 0.5);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
}

/* 카드 컴포넌트 */
.card {
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    transition: all var(--transition-base);
}

.card:hover {
    transform: translateY(-4px);
    border-color: rgba(139, 92, 246, 0.3);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

/* 배지 스타일 */
.badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-success {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-warning {
    background: rgba(251, 191, 36, 0.1);
    color: #fbbf24;
    border: 1px solid rgba(251, 191, 36, 0.3);
}

.badge-error {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-info {
    background: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

/* 툴팁 */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip .tooltiptext {
    visibility: hidden;
    min-width: 120px;
    background-color: rgba(0, 0, 0, 0.9);
    color: #fff;
    text-align: center;
    border-radius: var(--radius-md);
    padding: var(--space-sm) var(--space-md);
    position: absolute;
    z-index: 1;
    bottom: 125%;
    left: 50%;
    margin-left: -60px;
    font-size: var(--text-xs);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.tooltip:hover .tooltiptext {
    visibility: visible;
    opacity: 1;
}

/* 토글 스위치 */
.toggle-switch {
    position: relative;
    width: 60px;
    height: 30px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: #444;
    border-radius: 30px;
    transition: var(--transition-base);
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 22px;
    width: 22px;
    left: 4px;
    bottom: 4px;
    background: white;
    border-radius: 50%;
    transition: var(--transition-base);
}

input:checked + .toggle-slider {
    background: linear-gradient(135deg, #0891b2 0%, #8b5cf6 100%);
}

input:checked + .toggle-slider:before {
    transform: translateX(30px);
}

/* 알림 메시지 */
.alert {
    padding: var(--space-lg) var(--space-xl);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-xl);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    animation: slideDown 0.3s ease;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #10b981;
}

.alert-warning {
    background: rgba(251, 191, 36, 0.1);
    border: 1px solid rgba(251, 191, 36, 0.3);
    color: #fbbf24;
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: #3b82f6;
}

/* 시머 효과 */
.shimmer {
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.1) 50%,
        rgba(255, 255, 255, 0) 100%
    );
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

/* 반응형 조정 - 모바일 최적화 */

/* 초소형 모바일 (320px 이하) */
@media (max-width: 320px) {
    .sticky-info-bar {
        height: 45px;
        padding: 0 var(--space-sm);
    }

    .sticky-title {
        font-size: var(--text-sm);
        letter-spacing: 0;
    }

    .sticky-title .title-gradient {
        display: none; /* 작은 화면에서 긴 텍스트 숨기기 */
    }

    .sticky-title::after {
        content: 'TKP'; /* 짧은 약어로 표시 */
        font-weight: var(--font-bold);
        color: #1a1a1a !important;  /* 검은색 유지 */
    }
}

/* 모바일 기본 (480px 이하) */
@media (max-width: 480px) {
    .sticky-info-bar {
        height: 50px;
        padding: 0 var(--space-md);
    }

    .sticky-info-container {
        gap: var(--space-sm);
    }

    .sidebar-toggle {
        width: 44px;
        height: 44px;
    }

    .sidebar-toggle-icon {
        font-size: 24px;
    }

    .sticky-title {
        font-size: var(--text-base);
        flex: 1;
    }

    .sticky-info-item {
        display: none; /* 모바일에서 추가 정보 숨기기 */
    }

    .sticky-info-divider {
        display: none;
    }
    
    .language-selector-wrapper {
        margin-right: var(--space-sm);
    }
    
    .language-selector {
        height: 36px;
        padding: 0 var(--space-sm);
        font-size: var(--text-xs);
        min-width: 90px;
    }

    .theme-toggle {
        width: 44px;
        height: 44px;
    }

    .theme-icon {
        font-size: 20px;
    }

    /* 카드 모바일 최적화 */
    .card {
        padding: var(--space-lg);
        border-radius: var(--radius-lg);
    }

    /* 버튼 터치 최적화 */
    .btn {
        min-height: 44px;
        font-size: var(--text-base);
    }

    /* 입력 필드 모바일 최적화 */
    .input-field {
        min-height: 44px;
        font-size: 16px; /* iOS 자동 줌 방지 */
    }

    /* 알림 메시지 모바일 */
    .alert {
        padding: var(--space-md);
        font-size: var(--text-sm);
    }
}

/* 소형 태블릿 (481px - 768px) */
@media (min-width: 481px) and (max-width: 768px) {
    .sticky-info-bar {
        height: 45px;
        padding: 0 var(--space-lg);
    }

    .sticky-info-container {
        gap: var(--space-lg);
    }

    .sticky-title {
        font-size: var(--text-lg);
    }

    .sticky-info-item:first-of-type {
        display: flex; /* 첫 번째 정보 항목만 표시 */
    }

    .sticky-info-item:not(:first-of-type) {
        display: none;
    }
}

/* 태블릿 (769px - 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
    .sticky-info-container {
        gap: var(--space-lg);
    }

    .sticky-label {
        font-size: var(--text-xs);
    }

    .sticky-value {
        font-size: var(--text-sm);
    }
}

/* 터치 디바이스 최적화 */
@media (hover: none) and (pointer: coarse) {
    .sidebar-toggle:hover,
    .theme-toggle:hover {
        transform: none; /* 터치 디바이스에서 호버 효과 제거 */
    }

    .sidebar-toggle:active {
        transform: scale(0.95);
        background: rgba(255, 255, 255, 0.3);
    }

    .theme-toggle:active {
        transform: scale(0.95);
        background: rgba(255, 255, 255, 0.3);
    }

    /* 터치 타겟 크기 증가 */
    .tooltip {
        padding: var(--space-sm);
    }

    .badge {
        padding: var(--space-sm) var(--space-md);
        font-size: var(--text-sm);
    }

    .toggle-switch {
        width: 66px;
        height: 36px;
    }

    .toggle-slider:before {
        height: 28px;
        width: 28px;
    }
}

/* 가로 모드 모바일 */
@media (max-height: 500px) and (orientation: landscape) {
    .sticky-info-bar {
        height: 36px;
    }

    .sidebar-toggle {
        width: 32px;
        height: 32px;
    }

    .theme-toggle {
        width: 32px;
        height: 32px;
    }

    .sticky-title {
        font-size: var(--text-sm);
    }
}

/* 검색창 컴포넌트 */
.search-container {
    width: 100%;
    max-width: 600px;
    margin: var(--space-2xl) auto 0;
}

.search-box {
    position: relative;
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    padding: 0 var(--space-lg);
    transition: all var(--transition-base);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.search-box:focus-within {
    border-color: rgba(139, 92, 246, 0.5);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1),
                0 4px 12px rgba(139, 92, 246, 0.2);
}

.search-icon {
    font-size: 20px;
    margin-right: var(--space-md);
    opacity: 0.7;
}

.search-input {
    flex: 1;
    background: transparent;
    border: none;
    padding: var(--space-lg) 0;
    font-size: var(--text-base);
    color: var(--text-primary);
    outline: none;
}

.search-input::placeholder {
    color: var(--text-secondary);
    opacity: 0.7;
}

.search-clear {
    cursor: pointer;
    font-size: 20px;
    opacity: 0.6;
    transition: all var(--transition-fast);
    padding: var(--space-sm);
    margin: calc(-1 * var(--space-sm));
    border-radius: var(--radius-sm);
}

.search-clear:hover {
    opacity: 1;
    background: rgba(255, 255, 255, 0.1);
}

.search-results-info {
    margin-top: var(--space-md);
    text-align: center;
    font-size: var(--text-sm);
    color: var(--text-secondary);
    animation: fadeIn 0.3s ease;
}

.results-count {
    padding: var(--space-xs) var(--space-md);
    background: rgba(139, 92, 246, 0.1);
    border-radius: var(--radius-md);
    display: inline-block;
    border: 1px solid rgba(139, 92, 246, 0.2);
}

/* 검색 중 도구 카드 효과 */
.tool-card.search-hidden {
    display: none;
}

.tool-card.search-match {
    animation: highlightCard 0.3s ease;
    border-color: rgba(139, 92, 246, 0.3);
    background: rgba(139, 92, 246, 0.05);
}

@keyframes highlightCard {
    0% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(139, 92, 246, 0);
    }
    50% {
        transform: scale(1.02);
        box-shadow: 0 0 20px rgba(139, 92, 246, 0.4);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(139, 92, 246, 0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 모바일 반응형 - 검색창 */
@media (max-width: 480px) {
    .search-container {
        margin: var(--space-xl) auto 0;
        padding: 0 var(--space-md);
    }

    .search-box {
        padding: 0 var(--space-md);
    }

    .search-input {
        padding: var(--space-md) 0;
        font-size: 16px; /* iOS 자동 줌 방지 */
    }

    .search-icon {
        font-size: 18px;
        margin-right: var(--space-sm);
    }

    .search-clear {
        font-size: 18px;
    }
}

/* 라이트 테마에서 검색창 스타일 */
body.light-theme .search-box {
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(0, 0, 0, 0.15);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

body.light-theme .search-box:focus-within {
    border-color: rgba(139, 92, 246, 0.6);
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15),
                0 4px 16px rgba(139, 92, 246, 0.1);
}

body.light-theme .search-input {
    color: #1a1a1a;
}

body.light-theme .search-input::placeholder {
    color: #6b7280;
    opacity: 0.8;
}

body.light-theme .search-icon,
body.light-theme .search-clear {
    color: #4b5563;
}

body.light-theme .search-clear:hover {
    background: rgba(0, 0, 0, 0.05);
    color: #1f2937;
}

body.light-theme .results-count {
    background: rgba(139, 92, 246, 0.08);
    border: 1px solid rgba(139, 92, 246, 0.25);
    color: #5b21b6;
}

/* Header Title - 테마 상관없이 항상 검은색 */
body.light-theme .sticky-title .title-gradient {
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: unset !important;
    background-clip: unset !important;
    color: #1a1a1a !important;  /* 라이트 테마에서도 검은색 유지 */
}

/* 라이트 테마에서 사이드바 검색창 스타일 */
body.light-theme .sidebar-search-box {
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(0, 0, 0, 0.15);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

body.light-theme .sidebar-search-box:focus-within {
    border-color: rgba(139, 92, 246, 0.6);
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 0 0 2px rgba(139, 92, 246, 0.15);
}

body.light-theme .sidebar-search-input {
    color: #1a1a1a;
}

body.light-theme .sidebar-search-input::placeholder {
    color: #6b7280;
    opacity: 0.8;
}

body.light-theme .sidebar-search-clear {
    color: #4b5563;
}

body.light-theme .sidebar-search-clear:hover {
    background: rgba(0, 0, 0, 0.05);
    color: #1f2937;
}

body.light-theme .sidebar-tool-item.search-match {
    background: rgba(139, 92, 246, 0.08);
}

/* 라이트 테마에서 언어 선택 selectbox 스타일 */
body.light-theme .language-selector {
    background-color: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(0, 0, 0, 0.15);
    color: #1a1a1a;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%231a1a1a'%3e%3cpath d='M7 10l5 5 5-5z'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 8px center;
    background-size: 16px;
}

body.light-theme .language-selector:hover {
    background-color: rgba(255, 255, 255, 0.95);
    border-color: rgba(139, 92, 246, 0.3);
}

body.light-theme .language-selector:focus {
    border-color: rgba(139, 92, 246, 0.6);
    box-shadow: 0 0 0 2px rgba(139, 92, 246, 0.15);
}

body.light-theme .language-selector option {
    background: white;
    color: #1a1a1a;
}