/* =========================================
   Tools Common UI
   ========================================= */

/* TODO: 2026-02-01에 .redirect-notice 스타일 제거 (리다이렉트 안내 기간 종료) */
.redirect-notice {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    margin: 100px auto 0;
    max-width: 600px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 12px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-align: center;
}

.redirect-notice .icon {
    font-size: 1.1rem;
}

.redirect-notice .btn-link,
.redirect-actions .btn-link {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px; /* Slightly larger for easier clicking */
    background: rgba(59, 130, 246, 0.1); /* Exact match to notice background */
    color: var(--accent-primary);
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.2s;
    text-decoration: none;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.redirect-notice .btn-link:hover,
.redirect-actions .btn-link:hover {
    background: var(--accent-primary);
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.redirect-actions {
    text-align: center;
    max-width: 600px;
    margin: 12px auto 0;
}

/* Hero Section for Tools */
.search-hero {
    text-align: center;
    padding: 120px 0 40px;
}

.search-hero .badge {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-primary);
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 20px;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.search-hero h1 {
    font-size: 3rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.search-hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 2rem;
    line-height: 1.6;
}

/* =========================================
   Base64 Encoder / Decoder UI
   ========================================= */
.tool-workspace {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

@media (min-width: 1000px) {
    .tool-workspace {
        grid-template-columns: 1fr 1fr;
    }
}

/* Full Width Card for Grid */
.tool-full-width {
    grid-column: 1 / -1;
}

/* Options Card Style */
.tool-options-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    align-items: center;
    justify-content: center;
}

.option-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.option-group label {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.io-box {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    height: 500px;
}

.io-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.io-title {
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.io-actions {
    display: flex;
    gap: 8px;
}

.btn-icon {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 6px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-icon:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

textarea.code-editor {
    flex: 1;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    color: var(--text-primary);
    font-family: "Monaco", "Menlo", "Ubuntu Mono", "Consolas", "source-code-pro", monospace;
    font-size: 14px;
    line-height: 1.6;
    resize: none;
    outline: none;
}

textarea.code-editor:focus {
    border-color: var(--accent-primary);
}

.tool-controls {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin: 2rem 0;
}

.btn-primary {
    background: var(--accent-primary);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    font-family: inherit;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.btn-primary-sm {
    background: var(--accent-primary);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    font-family: inherit;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn-primary-sm:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    font-family: inherit;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-secondary:hover {
    background: var(--bg-secondary);
    border-color: var(--text-secondary);
}

/* Navigation Links */
.tool-navigation {
    text-align: center;
    margin-top: 1rem;
}

.text-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    padding: 8px;
    border-radius: 6px;
    transition: color 0.2s, background 0.2s;
}

.text-link:hover {
    color: var(--accent-primary);
    background: var(--bg-secondary);
    text-decoration: underline;
}

/* =========================================
   SHA Generator Output Styles
   ========================================= */
.sha-group-container {
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.sha-row {
    display: flex;
    flex-direction: column;
}

.sha-row-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.sha-label {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
}

.btn-copy-badge {
    padding: 4px 10px;
    border-radius: 6px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.btn-copy-badge:hover {
    background: var(--bg-secondary);
    color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.sha-field {
    width: 100%;
    box-sizing: border-box;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-family: "Monaco", "Menlo", "Ubuntu Mono", "Consolas", "source-code-pro", monospace;
    font-size: 0.9rem;
    color: var(--text-primary);
    outline: none;
}

input.sha-field {
    height: 44px;
    padding: 0 12px;
}

textarea.sha-field {
    height: 110px;
    padding: 12px;
    resize: none;
}

/* =========================================
   Cron Generator & Custom Form Controls
   ========================================= */

/* Cron Layout */
.cron-tab-content {
    padding: 2rem;
    min-height: 300px;
}

.cron-pane {
    display: none; /* Hide by default */
}

.cron-pane.active {
    display: block; /* Show when active */
    animation: fadeIn 0.3s ease;
}

.cron-option-group {
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
}

/* 체크박스 그리드가 있는 옵션은 세로 레이아웃으로 변경 */
.cron-option-group:has(.grid-checks) {
    flex-direction: column;
}

.radio-label.top-align {
    margin-bottom: 0.75rem;
}

.input-mini,
.input-select {
    padding: 0.25rem 0.5rem;
    border: 1.5px solid rgba(148, 163, 184, 0.4);
    border-radius: var(--radius-sm);
    background: var(--bg-input);
    color: var(--text-primary);
    margin: 0 0.5rem;
    transition: border-color 0.2s;
}

.input-mini:hover,
.input-select:hover {
    border-color: rgba(148, 163, 184, 0.6);
}

.input-mini:focus,
.input-select:focus {
    border-color: var(--accent-primary);
    outline: none;
}

.input-mini {
    width: 60px;
}

.check-item {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.9rem;
    cursor: pointer;
}

/* Cron Tabs */
.cron-config-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 2rem;
}

.cron-tabs {
    display: flex;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    overflow-x: auto;
}

.cron-tab {
    flex: 1;
    padding: 1rem;
    border: none;
    background: none;
    cursor: pointer;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all 0.2s;
    white-space: nowrap;
    border-bottom: 2px solid transparent;
}

.cron-tab:hover {
    color: var(--text-primary);
    background: rgba(0, 0, 0, 0.02);
}

.cron-tab.active {
    color: var(--text-primary); /* Primary Text Color */
    font-weight: 700;

    /* Background Highlight for Active State */
    background-color: var(--bg-tertiary); /* Distinct background */
    border-bottom: 2px solid var(--accent-primary);
}

/* Custom Radio & Checkbox Styles */
.radio-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    font-size: 1rem;
    color: var(--text-primary);
    user-select: none;
    padding: 4px 0;
}

.radio-label input[type="radio"],
.check-item input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: 50%; /* Radios are round */
    margin: 0;
    display: grid;
    place-content: center;
    transition: all 0.2s;
    background-color: var(--bg-input);
}

.check-item input[type="checkbox"] {
    border-radius: 4px; /* Checkboxes are square-ish */
}

.radio-label input[type="radio"]::before,
.check-item input[type="checkbox"]::before {
    content: "";
    width: 10px;
    height: 10px;
    border-radius: 50%;
    transform: scale(0);
    transition: 0.1s transform ease-in-out;
    background-color: white;
}

.check-item input[type="checkbox"]::before {
    border-radius: 2px;
    /* For checkbox checkmark, simpler to just use a square fill or clip-path */
    background-color: white;
}

/* Checked State */
.radio-label input[type="radio"]:checked,
.check-item input[type="checkbox"]:checked {
    border-color: var(--accent-primary);
    background-color: var(--accent-primary);
}

.radio-label input[type="radio"]:checked::before,
.check-item input[type="checkbox"]:checked::before {
    transform: scale(1);
}

/* Result Box */
.cron-result-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-sm);
}
.cron-display {
    font-size: 2.5rem;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--accent-primary);
    margin-bottom: 1rem;
    letter-spacing: 0.05em;
    word-break: break-all;
}
.cron-human-readable {
    margin-top: 1rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Grid Checks */
.grid-checks {
    display: grid;
    grid-template-columns: repeat(10, 1fr);
    gap: 0.5rem;
    margin-top: 0.5rem;
}
.grid-checks.wide {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 768px) {
    .grid-checks {
        grid-template-columns: repeat(5, 1fr);
    }
    .grid-checks.wide {
        grid-template-columns: repeat(3, 1fr);
    }
    .radio-label.top-align {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    .cron-option-group {
        flex-direction: column;
    }

    /* Responsive adjustment for options card */
    .tool-options-card {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }
    .option-group {
        justify-content: space-between;
    }
}

/* =========================================
   Regex Tester Styles
   ========================================= */

.regex-pattern-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
}

.regex-input-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.regex-slash {
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

.regex-pattern-input {
    flex: 1;
    min-width: 200px;
    padding: 0.75rem 1rem;
    border: 1.5px solid rgba(148, 163, 184, 0.4);
    border-radius: 8px;
    background: var(--bg-input);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 1rem;
    outline: none;
    transition: border-color 0.2s;
}

.regex-pattern-input:focus {
    border-color: var(--accent-primary);
}

.regex-flags {
    display: flex;
    gap: 0.5rem;
}

.flag-checkbox {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 6px 10px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.flag-checkbox:hover {
    border-color: var(--accent-primary);
}

.flag-checkbox:has(input:checked) {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
}

.flag-checkbox input {
    display: none;
}

.regex-error {
    display: none;
    margin-top: 0.75rem;
    padding: 0.75rem 1rem;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: 8px;
    color: #ef4444;
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

.match-count-badge {
    background: var(--accent-primary);
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 600;
}

.match-count-badge:empty {
    display: none;
}

.match-results {
    flex: 1;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    overflow-y: auto;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.6;
}

.highlighted-text {
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
    white-space: pre-wrap;
    word-break: break-all;
}

.regex-match {
    background: rgba(59, 130, 246, 0.3);
    color: var(--accent-primary);
    padding: 2px 4px;
    border-radius: 4px;
    font-weight: 600;
}

.match-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.match-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0.75rem;
    background: var(--bg-secondary);
    border-radius: 6px;
}

.match-index {
    background: var(--accent-primary);
    color: white;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
}

.match-text {
    flex: 1;
    color: var(--text-primary);
    word-break: break-all;
}

.match-pos {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.no-match {
    color: var(--text-secondary);
    text-align: center;
    padding: 2rem;
}

@media (max-width: 768px) {
    .regex-input-group {
        flex-direction: column;
        align-items: stretch;
    }
    .regex-slash {
        display: none;
    }
    .regex-flags {
        justify-content: center;
        flex-wrap: wrap;
    }
}

/* =========================================
   Ad Placeholder (개발용 가짜 광고)
   ========================================= */
.ad-container {
    width: 100%;
    display: flex;
    justify-content: center;
    padding: 1rem;
    margin-top: 80px; /* 헤더 아래 여백 */
}

.ad-placeholder {
    /* 기본 스타일 */
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: row;
    gap: 12px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: all 0.3s ease;

    /* 기본: 좌우 꽉 차는 배너 (728px 이하) */
    width: 100%;
    height: 90px;
}

.ad-placeholder:hover {
    border-color: var(--accent-primary);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(59, 130, 246, 0.1) 100%);
}

.ad-icon {
    font-size: 1.5rem;
}

.ad-label {
    font-weight: 600;
    color: var(--text-primary);
}

.ad-size {
    font-size: 0.75rem;
    color: var(--text-secondary);
    opacity: 0.7;
}

/* PC: 728px 이상에서는 고정 사이즈 (Leaderboard 728x90) */
@media (min-width: 729px) {
    .ad-placeholder {
        width: 728px;
        max-width: 728px;
        flex-direction: column;
        gap: 8px;
    }
}

/* 모바일: 728px 이하에서는 좌우 패딩 제거 & 헤더에 착 붙게 */
@media (max-width: 728px) {
    .ad-container {
        padding: 0; /* 상하좌우 패딩 모두 제거 */
        margin-top: 80px; /* 모바일 헤더 높이 + 여백 (겹침 방지) */
    }

    .ad-placeholder {
        border-radius: 0; /* 모서리도 제거하여 완전히 꽉 차게 */
    }

    /* 모바일에서 너무 큰 광고 방지 */
    .ad-container ins.adsbygoogle {
        width: 100%;
        height: 120px;
        max-height: 120px !important;
    }
}

/* PC: 너무 큰 세로 광고 방지 */
@media (min-width: 729px) {
    .ad-container ins.adsbygoogle {
        width: 728px;
        height: 90px;
        max-height: 90px !important;
    }
}

/* =========================================
   Skyscraper Ad Layout (좌우 광고)
   ========================================= */

/* 3컬럼 레이아웃 (좌 광고 - 메인 - 우 광고) */
.main-layout-with-ads {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 20px;
    width: 100%;
    max-width: 1600px; /* 1200px(컨텐츠) + 160px*2(광고) + 간격 */
    margin: 0 auto;
    padding: 0 20px;
}

/* 기본: 사이드바 광고 숨김, 콘텐츠는 화면에 맞게 확장 */
.sidebar-ad {
    display: none;
}

/* 스카이스크래퍼 없을 때: 콘텐츠 너비를 자연스럽게 확장 */
.main-layout-with-ads .container {
    width: 100%;
    max-width: calc(100% - 60px); /* 좌우 30px씩 여백만 남기고 꽉 참 */
}

/* PC: 1600px 이상에서만 사이드 광고 표시, 콘텐츠는 1200px 고정 */
@media (min-width: 1600px) {
    .sidebar-ad {
        display: block;
        flex-shrink: 0;
        width: 160px;
        padding-top: 120px; /* 뱃지(Developer Tools) 높이에 맞춤 */
    }

    .main-layout-with-ads .container {
        flex: 1;
        max-width: var(--container-width); /* 1200px */
    }
}

/* 스카이스크래퍼 광고 플레이스홀더 */
.ad-placeholder-skyscraper {
    width: 160px;
    height: 600px;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    transition: all 0.3s ease;
    position: sticky;
    top: 100px; /* 헤더 아래에 고정 */
}

.ad-placeholder-skyscraper:hover {
    border-color: var(--accent-primary);
    background: linear-gradient(180deg, rgba(59, 130, 246, 0.05) 0%, rgba(59, 130, 246, 0.1) 100%);
}

.ad-placeholder-skyscraper .ad-icon {
    font-size: 2rem;
}

.ad-placeholder-skyscraper .ad-label {
    font-weight: 600;
    color: var(--text-primary);
}

.ad-placeholder-skyscraper .ad-size {
    font-size: 0.7rem;
    color: var(--text-secondary);
    opacity: 0.7;
}

/* =========================================
   Unix Timestamp Converter Styles
   ========================================= */

/* 현재 시간 표시 */
.current-time-display {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--accent-primary);
    background: var(--bg-tertiary);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

/* 타임스탬프 입력 그룹 */
.timestamp-input-group {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    flex: 1;
}

.input-text-large {
    width: 100%;
    padding: 1rem;
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 1.2rem;
    outline: none;
    transition: border-color 0.2s;
}

.input-text-large:focus {
    border-color: var(--accent-primary);
}

.unit-selector {
    display: flex;
    gap: 1.5rem;
    padding: 0.5rem 0;
}

.unit-selector label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.unit-selector input[type="radio"] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent-primary);
}

/* 날짜/시간 입력 그룹 */
.datetime-input-group {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    flex: 1;
}

.datetime-row {
    display: grid;
    grid-template-columns: 2fr repeat(5, 1fr); /* 연도 필드는 2배 넓게 (4자리) */
    gap: 0.5rem;
}

.datetime-field {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

/* 연도 필드는 4자리 숫자이므로 더 넓게 */
.datetime-field:first-child input {
    min-width: 80px;
}

.datetime-field label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.datetime-field input {
    padding: 0.5rem;
    border: 1.5px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 1rem;
    text-align: center;
    outline: none;
    transition: border-color 0.2s;
}

.datetime-field input:focus {
    border-color: var(--accent-primary);
}

.timezone-selector {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.timezone-selector label {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* 결과 그리드 */
.result-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    padding: 1rem 0;
}

.result-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--bg-tertiary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.result-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.result-value {
    font-family: var(--font-mono);
    font-size: 0.95rem;
    color: var(--text-primary);
    word-break: break-all;
}

/* 반응형 대응 */
@media (max-width: 768px) {
    .datetime-row {
        grid-template-columns: repeat(3, 1fr);
    }

    .result-grid {
        grid-template-columns: 1fr;
    }

    .unit-selector {
        flex-direction: column;
        gap: 0.75rem;
    }
}

@media (max-width: 480px) {
    .datetime-row {
        grid-template-columns: repeat(2, 1fr);
    }

    .current-time-display {
        font-size: 1rem;
    }

    .input-text-large {
        font-size: 1rem;
    }
}

/* =========================================
   URL Parser Output Styles
   ========================================= */

.visual-view-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding: 1rem;
    background: var(--bg-tertiary);
    border-radius: 8px;
    height: 100%;
    overflow-y: auto;
}

.subsection-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Summary Cards */
.summary-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
}

.summary-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 1rem;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.summary-card .label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.summary-card .value {
    font-size: 0.95rem;
    color: var(--text-primary);
    font-family: var(--font-mono);
    word-break: break-all;
    font-weight: 500;
}

/* Data Table */
.table-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.data-table th,
.data-table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.85rem;
}

.data-table td {
    color: var(--text-primary);
    font-family: var(--font-mono);
    word-break: break-all;
}

.data-table tr:last-child td {
    border-bottom: none;
}

.data-table .empty-state {
    text-align: center;
    color: var(--text-secondary);
    padding: 2rem;
    font-family: inherit;
}

/* View Toggle (JSON) */
.view-toggle details {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-card);
    overflow: hidden;
}

.view-toggle summary {
    padding: 0.75rem 1rem;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-secondary);
    user-select: none;
    background: var(--bg-secondary);
    transition: background 0.2s;
}

.view-toggle summary:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.view-toggle textarea.code-editor {
    border: none;
    border-top: 1px solid var(--border-color);
    border-radius: 0;
    min-height: 200px;
    width: 100%;
    box-sizing: border-box;
    font-family: "Monaco", "Menlo", "Ubuntu Mono", "Consolas", "source-code-pro", monospace; /* Ensure font consistency */
}

/* Override default io-box padding for visual container */
.io-box:has(.visual-view-container) {
    padding: 1.5rem; /* Reset to match others but verify inner padding */
    height: auto;
    min-height: 500px;
}

.io-box:has(.visual-view-container) .visual-view-container {
    padding: 0;
    background: transparent;
}