/* ========================================
   Full Auto Posting Bot v2.0 - Modern UI
   ======================================== */

/* 전역 변수 정의 */
:root {
    --primary: #3b82f6;
    --primary-dark: #2563eb;
    --primary-light: #60a5fa;
    --secondary: #8b5cf6;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-4: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 전역 스타일 */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ========================================
   현대적인 버튼 스타일
   ======================================== */

button {
    transition: var(--transition);
    font-weight: 500;
    position: relative;
    overflow: hidden;
}

button:not(:disabled):hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

button:not(:disabled):active {
    transform: translateY(0);
}

button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* 버튼 그라데이션 효과 */
button.bg-blue-600,
button.bg-green-600,
button.bg-purple-600 {
    background: var(--gradient-1);
    border: none;
    position: relative;
    z-index: 1;
}

button.bg-blue-600::before,
button.bg-green-600::before,
button.bg-purple-600::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.3s;
    z-index: -1;
}

button.bg-blue-600:hover::before,
button.bg-green-600:hover::before,
button.bg-purple-600:hover::before {
    opacity: 1;
}

/* ========================================
   입력 필드 스타일 (글래스모피즘)
   ======================================== */

input[type="text"],
input[type="url"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="date"],
input[type="datetime-local"],
input[type="time"],
textarea,
select {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(59, 130, 246, 0.2);
    transition: var(--transition);
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    transform: translateY(-1px);
}

/* ========================================
   카드 레이아웃
   ======================================== */

.card {
    background: white;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
    border: 1px solid rgba(226, 232, 240, 0.8);
}

.card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

/* 색상별 액센트 카드 */
.card-accent-cyan {
    border-left: 4px solid #06b6d4;
    background: linear-gradient(to right, rgba(6, 182, 212, 0.03), white);
}

.card-accent-purple {
    border-left: 4px solid #a855f7;
    background: linear-gradient(to right, rgba(168, 85, 247, 0.03), white);
}

.card-accent-orange {
    border-left: 4px solid #f97316;
    background: linear-gradient(to right, rgba(249, 115, 22, 0.03), white);
}

.card-accent-blue {
    border-left: 4px solid #3b82f6;
    background: linear-gradient(to right, rgba(59, 130, 246, 0.03), white);
}

/* ========================================
   로더 애니메이션
   ======================================== */

.loader {
    border: 4px solid rgba(59, 130, 246, 0.1);
    border-top: 4px solid var(--primary);
    border-radius: 50%;
    width: 48px;
    height: 48px;
    animation: spin 0.8s cubic-bezier(0.5, 0, 0.5, 1) infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 펄스 로더 */
.pulse-loader {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--primary);
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.3);
    }
}

/* ========================================
   프로그레스 바
   ======================================== */

#progress-bar {
    background: var(--gradient-3);
    background-size: 200% 100%;
    animation: shimmer 2s ease-in-out infinite;
    border-radius: 9999px;
    height: 100%;
    transition: var(--transition);
}

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

#progress-bar.success {
    background: var(--gradient-4);
}

#progress-bar.error {
    background: var(--gradient-2);
}

#progress-bar.paused {
    background: linear-gradient(90deg, #f59e0b 0%, #fbbf24 100%);
    animation: none;
}

/* ========================================
   로그 컨테이너 (터미널 스타일)
   ======================================== */

#log-container {
    background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
    color: #d1d5db;
    font-family: 'JetBrains Mono', 'Courier New', monospace;
    height: 350px;
    overflow-y: auto;
    border-radius: 12px;
    padding: 20px;
    font-size: 13px;
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

#log-container::-webkit-scrollbar {
    width: 8px;
}

#log-container::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 4px;
}

#log-container::-webkit-scrollbar-thumb {
    background: rgba(59, 130, 246, 0.5);
    border-radius: 4px;
}

#log-container::-webkit-scrollbar-thumb:hover {
    background: rgba(59, 130, 246, 0.7);
}

#log-list li {
    animation: slideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    margin-bottom: 6px;
    padding: 4px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

#log-list li span.log-time { color: #6b7280; font-size: 11px; }
#log-list li span.log-success { color: #10b981; font-weight: 600; }
#log-list li span.log-error { color: #ef4444; font-weight: 600; }
#log-list li span.log-warn { color: #f59e0b; font-weight: 600; }
#log-list li span.log-info { color: #3b82f6; font-weight: 600; }

/* ========================================
   헤더 스타일 (그라데이션)
   ======================================== */

header {
    background: var(--gradient-1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.realtime-clock {
    font-variant-numeric: tabular-nums;
    font-family: 'JetBrains Mono', monospace;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 600;
    letter-spacing: 0.05em;
}

/* ========================================
   카드형 섹션들
   ======================================== */

.info-card {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 12px;
    padding: 16px;
    margin: 12px 0;
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.info-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(59, 130, 246, 0.15);
}

.permalink-section,
.search-toggle-section,
.search-usage-info,
.smart-schedule-info {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 12px;
    padding: 16px;
    margin-top: 12px;
    backdrop-filter: blur(5px);
    transition: var(--transition);
}

/* ========================================
   RSS 포스트 아이템
   ======================================== */

.rss-post-item {
    padding: 16px;
    margin: 12px 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(249, 250, 251, 0.9) 100%);
    border: 2px solid transparent;
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.rss-post-item:hover {
    background: linear-gradient(135deg, rgba(224, 242, 254, 0.9) 0%, rgba(219, 234, 254, 0.9) 100%);
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(59, 130, 246, 0.2);
}

.rss-post-item.selected {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.15);
}

.rss-post-title {
    font-weight: 600;
    color: #1e40af;
    font-size: 16px;
    margin-bottom: 8px;
    line-height: 1.5;
}

.rss-post-date {
    font-size: 13px;
    color: #6b7280;
}

/* ========================================
   검색 관련 UI
   ======================================== */

.search-progress-indicator {
    background: var(--gradient-1);
    background-size: 200% 100%;
    animation: searchGradient 3s ease-in-out infinite;
    color: white;
    padding: 12px 20px;
    border-radius: 12px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

@keyframes searchGradient {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.search-spinner {
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.search-result-preview {
    background: rgba(249, 250, 251, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(229, 231, 235, 0.5);
    border-radius: 12px;
    padding: 12px;
    margin-top: 12px;
    font-size: 13px;
    max-height: 250px;
    overflow-y: auto;
}

.search-result-item {
    background: white;
    border: 1px solid rgba(229, 231, 235, 0.8);
    border-radius: 8px;
    padding: 12px;
    margin: 8px 0;
    transition: var(--transition);
}

.search-result-item:hover {
    border-color: var(--primary);
    box-shadow: 0 4px 8px rgba(59, 130, 246, 0.1);
    transform: translateX(4px);
}

.search-result-title {
    font-weight: 600;
    color: #1e40af;
    font-size: 14px;
    margin-bottom: 4px;
}

.search-result-url {
    color: #059669;
    font-size: 12px;
    text-decoration: none;
}

.search-result-snippet {
    color: #4b5563;
    font-size: 13px;
    margin-top: 6px;
    line-height: 1.5;
}

/* ========================================
   모달 (블러 백드롭)
   ======================================== */

.modal-backdrop {
    backdrop-filter: blur(8px);
    background-color: rgba(0, 0, 0, 0.6);
    transition: var(--transition);
}

.blog-selection-modal {
    position: fixed;
    inset: 0;
    z-index: 50;
    display: none;
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.blog-selection-modal.active {
    display: flex;
}

.blog-modal-content {
    background: white;
    border-radius: 20px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35);
    max-width: 550px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    animation: slideUp 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   블로그 아이템
   ======================================== */

.blog-item {
    padding: 16px;
    margin: 10px 0;
    background: linear-gradient(135deg, rgba(249, 250, 251, 0.8) 0%, rgba(243, 244, 246, 0.8) 100%);
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.blog-item:hover {
    background: linear-gradient(135deg, rgba(219, 234, 254, 0.9) 0%, rgba(191, 219, 254, 0.9) 100%);
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(59, 130, 246, 0.2);
}

.blog-item.current {
    background: linear-gradient(135deg, #dcfce7 0%, #bbf7d0 100%);
    border-color: var(--success);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.2);
}

.blog-item.current::after {
    content: " ✓ 현재 선택됨";
    color: #166534;
    font-weight: 700;
    font-size: 13px;
}

/* ========================================
   토글 스위치 (현대적)
   ======================================== */

.toggle-switch {
    position: relative;
    width: 52px;
    height: 28px;
}

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

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #d1d5db 0%, #9ca3af 100%);
    transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 34px;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 22px;
    width: 22px;
    left: 3px;
    bottom: 3px;
    background: white;
    transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

input:checked + .toggle-slider {
    background: var(--gradient-1);
}

input:checked + .toggle-slider:before {
    transform: translateX(24px);
}

/* ========================================
   토큰 상태 바
   ======================================== */

.token-timer {
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.05em;
    font-family: 'JetBrains Mono', monospace;
    background: rgba(255, 255, 255, 0.15);
    padding: 4px 12px;
    border-radius: 6px;
    backdrop-filter: blur(10px);
}

.token-progress-bar {
    transition: width 1s linear, background-color 0.5s ease;
    background: linear-gradient(90deg, #10b981 0%, #34d399 100%);
    border-radius: 9999px;
}

.token-warning {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* ========================================
   스케줄 미리보기
   ======================================== */

.schedule-preview {
    background: rgba(243, 244, 246, 0.5);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 16px;
    margin-top: 12px;
    max-height: 300px;
    overflow-y: auto;
    border: 1px solid rgba(229, 231, 235, 0.5);
}

.schedule-preview-item {
    padding: 12px;
    margin: 8px 0;
    background: white;
    border-radius: 8px;
    font-size: 14px;
    border-left: 4px solid var(--primary);
    transition: var(--transition);
}

.schedule-preview-item:hover {
    transform: translateX(4px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.schedule-preview-item.conflict {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    color: #991b1b;
    text-decoration: line-through;
    border-left-color: var(--error);
}

.schedule-preview-item.skipped {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    color: #92400e;
    border-left-color: var(--warning);
}

/* ========================================
   검증 메시지
   ======================================== */

.validation-message {
    padding: 12px 16px;
    border-radius: 10px;
    margin-top: 12px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    backdrop-filter: blur(10px);
    font-weight: 500;
}

.validation-success {
    background: linear-gradient(135deg, rgba(220, 252, 231, 0.9) 0%, rgba(187, 247, 208, 0.9) 100%);
    color: #166534;
    border: 2px solid #86efac;
}

.validation-error {
    background: linear-gradient(135deg, rgba(254, 226, 226, 0.9) 0%, rgba(252, 165, 165, 0.9) 100%);
    color: #991b1b;
    border: 2px solid #fca5a5;
}

.validation-warning {
    background: linear-gradient(135deg, rgba(254, 243, 199, 0.9) 0%, rgba(253, 230, 138, 0.9) 100%);
    color: #92400e;
    border: 2px solid #fde68a;
}

/* ========================================
   저작권 푸터
   ======================================== */

.copyright-footer {
    background: var(--gradient-1);
    color: white;
    text-align: center;
    padding: 20px;
    margin-top: 24px;
    border-radius: 16px;
    font-size: 13px;
    line-height: 1.8;
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.3);
}

/* ========================================
   퍼머링크 섹션
   ======================================== */

.permalink-preview {
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    color: #0369a1;
    background: rgba(224, 242, 254, 0.5);
    padding: 8px 12px;
    border-radius: 8px;
    margin-top: 8px;
    word-break: break-all;
    backdrop-filter: blur(5px);
}

.permalink-info {
    font-size: 12px;
    color: #64748b;
    margin-top: 8px;
    line-height: 1.6;
}

/* ========================================
   주제 선택 (대량 포스팅)
   ======================================== */

.topic-item {
    padding: 14px;
    margin: 10px 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(249, 250, 251, 0.9) 100%);
    border: 2px solid transparent;
    border-radius: 10px;
    cursor: pointer;
    transition: var(--transition);
}

.topic-item:hover {
    background: linear-gradient(135deg, rgba(224, 242, 254, 0.9) 0%, rgba(219, 234, 254, 0.9) 100%);
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(59, 130, 246, 0.15);
}

.topic-item.selected {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.15);
}

/* ========================================
   반응형 디자인 (모바일 최적화)
   ======================================== */

@media (max-width: 640px) {
    .card {
        padding: 16px;
        border-radius: 12px;
    }

    button {
        font-size: 14px;
        padding: 10px 16px;
    }

    #log-container {
        height: 250px;
        padding: 12px;
        font-size: 12px;
    }

    .rss-post-item,
    .topic-item,
    .blog-item {
        padding: 12px;
        margin: 8px 0;
    }

    .rss-post-title {
        font-size: 14px;
    }

    .validation-message {
        padding: 10px 12px;
        font-size: 13px;
    }

    .copyright-footer {
        padding: 16px;
        font-size: 12px;
    }

    .blog-modal-content {
        max-width: 95%;
        border-radius: 16px;
    }

    header {
        padding: 12px !important;
    }

    .realtime-clock {
        padding: 6px 12px;
        font-size: 12px;
    }
}

/* ========================================
   다크 모드 최적화
   ======================================== */

@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #111827;
        --bg-secondary: #1f2937;
        --bg-tertiary: #374151;
        --text-primary: #f9fafb;
        --text-secondary: #d1d5db;
    }

    input[type="text"],
    input[type="url"],
    input[type="email"],
    input[type="password"],
    input[type="number"],
    input[type="date"],
    input[type="datetime-local"],
    input[type="time"],
    textarea,
    select {
        background: rgba(31, 41, 55, 0.8) !important;
        color: #e5e7eb !important;
        border-color: rgba(75, 85, 99, 0.5) !important;
        backdrop-filter: blur(10px);
    }

    input::placeholder,
    textarea::placeholder {
        color: #9ca3af !important;
    }

    input:focus,
    textarea:focus,
    select:focus {
        background: rgba(17, 24, 39, 0.9) !important;
        border-color: var(--primary) !important;
        box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
    }

    .card {
        background: linear-gradient(135deg, rgba(31, 41, 55, 0.9) 0%, rgba(17, 24, 39, 0.9) 100%);
        border: 1px solid rgba(75, 85, 99, 0.5);
    }

    .card-accent-cyan {
        border-left: 4px solid #06b6d4;
        background: linear-gradient(to right, rgba(6, 182, 212, 0.1), rgba(31, 41, 55, 0.9));
    }

    .card-accent-purple {
        border-left: 4px solid #a855f7;
        background: linear-gradient(to right, rgba(168, 85, 247, 0.1), rgba(31, 41, 55, 0.9));
    }

    .card-accent-orange {
        border-left: 4px solid #f97316;
        background: linear-gradient(to right, rgba(249, 115, 22, 0.1), rgba(31, 41, 55, 0.9));
    }

    .card-accent-blue {
        border-left: 4px solid #3b82f6;
        background: linear-gradient(to right, rgba(59, 130, 246, 0.1), rgba(31, 41, 55, 0.9));
    }

    .rss-post-item,
    .topic-item,
    .blog-item {
        background: linear-gradient(135deg, rgba(55, 65, 81, 0.8) 0%, rgba(31, 41, 55, 0.8) 100%);
        border-color: rgba(75, 85, 99, 0.5);
    }

    .rss-post-item:hover,
    .topic-item:hover,
    .blog-item:hover {
        background: linear-gradient(135deg, rgba(30, 58, 138, 0.8) 0%, rgba(30, 64, 175, 0.8) 100%);
        border-color: var(--primary);
    }

    .rss-post-item.selected,
    .topic-item.selected {
        background: linear-gradient(135deg, #1e40af 0%, #1e3a8a 100%);
    }

    .blog-item.current {
        background: linear-gradient(135deg, #065f46 0%, #047857 100%);
        border-color: var(--success);
    }

    .rss-post-title {
        color: #93c5fd;
    }

    .rss-post-date {
        color: #d1d5db;
    }

    .search-result-item {
        background: rgba(55, 65, 81, 0.8);
        border-color: rgba(75, 85, 99, 0.5);
    }

    .search-result-title {
        color: #93c5fd;
    }

    .search-result-snippet {
        color: #d1d5db;
    }

    .blog-modal-content {
        background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
        color: #e5e7eb;
        border: 1px solid rgba(75, 85, 99, 0.5);
    }

    .schedule-preview {
        background: rgba(55, 65, 81, 0.5);
        border-color: rgba(75, 85, 99, 0.5);
    }

    .schedule-preview-item {
        background: rgba(31, 41, 55, 0.8);
        color: #e5e7eb;
    }

    .validation-success {
        background: linear-gradient(135deg, rgba(6, 95, 70, 0.7) 0%, rgba(4, 120, 87, 0.7) 100%);
        color: #86efac;
    }

    .validation-error {
        background: linear-gradient(135deg, rgba(127, 29, 29, 0.7) 0%, rgba(153, 27, 27, 0.7) 100%);
        color: #fca5a5;
    }

    .validation-warning {
        background: linear-gradient(135deg, rgba(120, 53, 15, 0.7) 0%, rgba(146, 64, 14, 0.7) 100%);
        color: #fde68a;
    }

    label {
        color: #e5e7eb !important;
    }

    .permalink-section,
    .search-toggle-section,
    .search-usage-info,
    .smart-schedule-info {
        background: linear-gradient(135deg, rgba(30, 58, 138, 0.3) 0%, rgba(30, 64, 175, 0.3) 100%);
        border-color: rgba(59, 130, 246, 0.4);
    }

    .realtime-clock {
        color: #ffffff !important;
        background: rgba(255, 255, 255, 0.2);
    }
}

/* ========================================
   검색 상태 바 스타일
   ======================================== */

#search-usage-bar {
    background: var(--gradient-3);
    background-size: 200% 100%;
    animation: shimmer 2s ease-in-out infinite;
    border-radius: 9999px;
    height: 100%;
    transition: var(--transition);
}

/* ========================================
   유틸리티 클래스
   ======================================== */

.thinking::after {
    display: inline-block;
    animation: ellipsis 1.5s infinite;
    content: ".";
    width: 1em;
}

@keyframes ellipsis {
    0% { content: "."; }
    33% { content: ".."; }
    66% { content: "..."; }
}

.paused-indicator {
    animation: blink 1.5s infinite;
}

@keyframes blink {
    0%, 50%, 100% { opacity: 1; }
    25%, 75% { opacity: 0.5; }
}

/* 스크롤바 커스터마이징 */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: rgba(243, 244, 246, 0.5);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
}

/* 다크모드 스크롤바 */
@media (prefers-color-scheme: dark) {
    ::-webkit-scrollbar-track {
        background: rgba(31, 41, 55, 0.5);
    }

    ::-webkit-scrollbar-thumb {
        background: linear-gradient(135deg, rgba(59, 130, 246, 0.6) 0%, rgba(139, 92, 246, 0.6) 100%);
    }
}