/*
Theme: Pure Black & White
Concept: A high-contrast, minimalist design using only shades of black and white for ultimate clarity.
*/

:root {
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    
    --c-bg: #f7f7f7;             /* Off-white background */
    --c-surface: #ffffff;         /* Pure white for cards */
    --c-border: #eeeeee;          /* Light gray border */
    --c-border-hover: #dcdcdc;    /* Darker gray for hover states */

    --c-text-primary: #000000;    /* Pure black for main text */
    --c-text-secondary: #555555;  /* Medium gray for secondary text */

    --c-accent: #000000;          /* Black for primary actions */
    --c-accent-hover: #222222;    /* gray for hover */
}

/* Base & Typography */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    /* 오버스크롤 시 배경 처리 */
    background: url('https://images.unsplash.com/photo-1506744038136-46273834b3fb?auto=format&fit=crop&w=1500&q=80') no-repeat center center fixed;
    background-size: cover;
    background-color: var(--c-bg);
    min-height: 100vh;
    height: 100%;
    /* 오버스크롤 동작 제어 */
    overscroll-behavior: none;
    overscroll-behavior-y: none;
    overscroll-behavior-x: none;
    -webkit-overflow-scrolling: touch;
    /* 터치 동작 제어 */
    touch-action: pan-y;
    /* iOS Safari 바운스 방지 */
    width: 100%;
    overflow-x: hidden;
}

body {
    font-family: var(--font-family);
    background-color: var(--c-bg);
    color: var(--c-text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background: url('https://images.unsplash.com/photo-1506744038136-46273834b3fb?auto=format&fit=crop&w=1500&q=80') no-repeat center center fixed;
    background-size: cover;
    min-height: 100vh;
    scroll-behavior: smooth !important;
    scroll-padding-top: 0;
    /* 모바일 오버스크롤 방지 */
    overscroll-behavior: none;
    overscroll-behavior-y: none;
    overscroll-behavior-x: none;
    -webkit-overflow-scrolling: touch;
    /* iOS Safari 탄성 스크롤 제어 */
    position: relative;
    /* 터치 동작 제어 */
    touch-action: pan-y;
    /* Safari 고무줄 효과 방지 */
    height: auto;
    min-height: 100vh;
    overflow-x: hidden;
    overflow-y: auto;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 60px 20px;
    min-height: 150vh;
    /* 오버스크롤 방지 */
    overscroll-behavior: none;
    position: relative;
}

header {
    text-align: center;
    margin-top: 50px;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

.header-left {
    text-align: left;
}

.header-right {
    display: flex;
    align-items: center;
}

.settings-btn {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: 8px;
    padding: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--c-text-secondary);
    z-index: 10000;
}

.settings-btn:hover {
    border-color: var(--c-border-hover);
    color: var(--c-text-primary);
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.main-title {
    font-size: 2.8rem;
    font-weight: 600;
    color: var(--c-text-primary);
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 2;
}

.subtitle {
    font-size: 1.1rem;
    color: var(--c-text-secondary);
    position: relative;
    z-index: 2;
}

.blurred-title {
    filter: blur(8px);
    opacity: 0;
    transition: filter 0.5s, opacity 0.5s;
    pointer-events: none;
}

/* Input Section */
.input-section {
    position: sticky;
    top: 13px;
    z-index: 100;
    display: block;
    padding: 16px;
    border-radius: 12px;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    margin-bottom: 40px;
    transition: box-shadow 0.2s, border-color 0.2s;
}

.input-section:focus-within {
     border-color: var(--c-border-hover);
     box-shadow: 0 4px 12px rgba(0,0,0,0.04);
     top: 24px;
}

.input-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.input-icon {
    color: var(--c-text-secondary);
    margin-left: 8px;
    flex-shrink: 0;
}

#urlInput {
    flex-grow: 1;
    border: none;
    background: transparent;
    font-size: 1rem;
    padding: 10px;
    outline: none;
    color: var(--c-accent);
    font-weight: 500;
}

#countrySelect {
    border: 1px solid var(--c-border);
    background-color: var(--c-bg);
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 0.95rem;
    color: var(--c-text-secondary);
    outline: none;
    cursor: pointer;
    transition: border-color 0.2s;
}

#countrySelect:hover {
    border-color: var(--c-border-hover);
}

#submitBtn {
    padding: 10px 24px;
    background: var(--c-accent);
    color: var(--c-surface);
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
    display: flex;
    align-items: center;
    gap: 8px;
}

#submitBtn:hover {
    background: var(--c-accent-hover);
}

/* Results Section & Cards */
.info-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

.info-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--c-text-primary);
}

.status-indicator {
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
}

.status-indicator.success {
    color: #059669;
    border-color: #d1fae5;
    background: #f0fdf4;
}

.status-indicator.error {
    color: #dc2626;
    border-color: #fecaca;
    background: #fef2f2;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.info-card {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: 12px;
    padding: 20px;
    transition: all 0.3s ease;
    animation: card-fade-in 0.6s ease-out;
    position: relative;
    user-select: none;
    -webkit-user-select: none;
}

.info-card:hover {
    border-color: var(--c-border-hover);
    box-shadow: 0 4px 12px rgba(0,0,0,0.04);
}

.info-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--c-text-primary);
    margin-bottom: 16px;
    cursor: grab;
    user-select: none;
    -webkit-user-select: none;
    transition: cursor 0.2s ease;
}

.info-card h3:active {
    cursor: grabbing;
}

/* 드래그 중인 카드 스타일 */
.info-card.dragging {
    z-index: 1000;
    box-shadow: 0 8px 32px rgba(0,0,0,0.12);
    transform: rotate(2deg);
    transition: none;
}

.info-card.dragging h3 {
    cursor: grabbing;
}

/* 드래그 가능한 카드 헤더 스타일 */
.info-card h3[data-draggable="true"] {
    position: relative;
    padding-right: 24px;
}

.info-card h3[data-draggable="true"]::after {
    content: "⋮⋮";
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 14px;
    color: var(--c-text-secondary);
    opacity: 0.6;
    transition: opacity 0.2s ease;
}

.info-card:hover h3[data-draggable="true"]::after {
    opacity: 1;
}

.info-card.dragging h3[data-draggable="true"]::after {
    opacity: 1;
    color: var(--c-accent);
}

.info-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--c-border);
}

.info-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.label {
    color: var(--c-text-primary);
    font-weight: 400;
}

.value {
    color: var(--c-text-primary);
    font-weight: 500;
    text-align: right;
}

/* Staggered animation for cards */
@for $i from 1 through 10 {
    .info-card:nth-child(#{$i}) {
        animation-delay: #{$i * 0.05}s;
    }
}

@keyframes card-fade-in {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Loading spinner */
.loading-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid var(--c-surface);
    border-top-color: var(--c-text-secondary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    opacity: 0.7;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes blink {
    50% { opacity: 0; }
}

@media (max-width: 768px) {
    html, body {
        background-color: #f5f5f7 !important;
    }
    .footer, .footer-container {
        background-color: transparent !important;
    }
    .footer-container {
        border: none !important;
        margin: 0 !important;
        padding: 0 0 10px 0 !important;
        max-width: none !important;
    }
    .footer-section {
        background: none !important;
        border-radius: 0 !important;
        margin: 0 !important;
        border: none !important;
        border-bottom: 1px solid #e0e0e5 !important;
        overflow: visible !important;
        transition: none !important;
        padding: 0 !important;
    }
    .footer-section:last-child {
        border-bottom: none !important;
    }
    .footer-section h3 {
        padding: 18px 0 18px 0 !important;
        margin: 0 !important;
        cursor: pointer !important;
        font-weight: 600 !important;
        font-size: 1.05rem !important;
        color: #222 !important;
        border: none !important;
        border-bottom: 1px solid #e0e0e5 !important;
        background: none !important;
        border-radius: 0 !important;
        display: flex !important;
        align-items: center !important;
        justify-content: flex-start !important;
        transition: none !important;
    }
    .accordion-arrow {
        margin-left: auto !important;
        font-size: 1.1rem !important;
        color: #888 !important;
        float: right !important;
        transition: transform 0.2s !important;
        font-weight: 400 !important;
        background: none !important;
        border: none !important;
        box-shadow: none !important;
    }
    .accordion-arrow.open {
        transform: rotate(180deg) !important;
    }
    .footer-section ul {
        padding: 0 0 12px 0 !important;
        background: none !important;
        border: none !important;
    }
    .footer-section ul li {
        margin: 0 !important;
        padding: 7px 0 7px 0 !important;
        border: none !important;
        background: none !important;
    }
    .footer-section ul li a {
        color: #222 !important;
        font-size: 0.97rem !important;
        font-weight: 400 !important;
        text-decoration: none !important;
        background: none !important;
        border: none !important;
        transition: color 0.18s !important;
    }
    .footer-section ul li a:hover {
        color: #111 !important;
        text-decoration: underline !important;
    }
    .footer-bottom, .footer-logo, .footer-social, .footer-copyright {
        background: none !important;
        box-shadow: none !important;
        border-radius: 0 !important;
        border: none !important;
        text-align: center !important;
        padding: 0 !important;
        margin: 0 !important;
        color: #222 !important;
    }
    .footer-bottom {
        border-top: 1px solid #e0e0e5 !important;
        margin-top: 18px !important;
        padding: 12px 0 0 0 !important;
    }
    .footer-logo span {
        font-size: 1.05rem !important;
        font-weight: 600 !important;
        color: #222 !important;
        margin-left: 6px !important;
    }
    .footer-social a {
        background: none !important;
        border: none !important;
        width: 38px !important;
        height: 38px !important;
        border-radius: 0 !important;
        color: #888 !important;
        margin: 0 4px !important;
        font-size: 1.1rem !important;
        display: inline-flex !important;
        align-items: center !important;
        justify-content: center !important;
        transition: color 0.18s !important;
    }
    .footer-social a:hover {
        color: #111 !important;
        background: none !important;
        border: none !important;
        transform: none !important;
    }
    .footer-copyright p {
        font-size: 0.89rem !important;
        color: #888 !important;
        margin: 12px 0 0 0 !important;
        background: none !important;
        border: none !important;
    }
    .input-group {
        flex-direction: column !important;
        align-items: stretch !important;
        gap: 10px !important;
    }
    #urlInput, #countrySelect, #submitBtn {
        width: 100% !important;
        min-width: 0 !important;
        box-sizing: border-box !important;
        margin: 0 !important;
    }
    #submitBtn {
        margin-top: 2px !important;
        padding-top: 12px !important;
        padding-bottom: 12px !important;
        font-size: 1.08rem !important;
    }
    .all-sites-list {
        margin-top: -20px !important;
        margin-bottom: 18px !important;
        gap: 10px !important;
        transition: margin-top 0.3s ease !important;
    }
    .input-section:focus-within ~ .all-sites-list,
    .input-section:focus-within + .all-sites-list,
    .input-section:focus-within ~ * .all-sites-list {
        margin-top: -40px !important;
    }
    .sites-row {
        gap: 14px !important;
    }
    .input-section {
        margin-top: 0 !important;
        margin-bottom: 18px !important;
        padding: 10px !important;
    }
    .container {
        padding-top: 12px !important;
    }
    .notion-footer,
    .footer-container {
        background: rgba(30, 30, 34, 0.85) !important;
        box-shadow: none !important;
        border-top: 1px solid #222 !important;
    }
    @media (prefers-color-scheme: light) {
        .notion-footer,
        .footer-container {
            background: rgba(255,255,255,0.92) !important;
            border-top: 1px solid #e0e0e5 !important;
        }
    }
}

@media (prefers-color-scheme: dark) and (max-width: 768px) {
    html, body {
        background-color: #18181a !important;
    }
    .footer, .footer-container {
        background-color: transparent !important;
    }
    .footer-section, .footer-section h3 {
        border-bottom: 1px solid #333 !important;
        color: #eee !important;
    }
    .footer-section ul li a {
        color: #eee !important;
    }
    .footer-section ul li a:hover {
        color: #fff !important;
    }
    .footer-bottom, .footer-logo, .footer-social, .footer-copyright {
        color: #eee !important;
    }
    .footer-bottom {
        border-top: 1px solid #333 !important;
    }
    .accordion-arrow {
        color: #aaa !important;
    }
}

@media (min-width: 769px) {
    /* 데스크톱에서는 기존 호버 효과 유지 */
    .footer-section h3:hover .accordion-arrow {
        color: var(--c-text-primary) !important;
        transform: scale(1.1) !important;
    }
    .notion-footer,
    .footer-container,
    .notion-footer-grid,
    .notion-footer-section,
    .notion-footer-title,
    .notion-footer-bottom,
    .notion-footer-social,
    .notion-footer-copyright {
        border: none !important;
        border-top: none !important;
        border-bottom: none !important;
        border-right: none !important;
        border-left: none !important;
        box-shadow: none !important;
    }
}

/* 모바일 디바이스에서 오버스크롤 방지 강화 */
@media (pointer: coarse) and (hover: none) {
    html, body {
        overscroll-behavior: none !important;
        overscroll-behavior-y: none !important;
        -webkit-overflow-scrolling: touch !important;
        touch-action: pan-y !important;
    }
    
    body {
        /* iOS Safari 고무줄 효과 완전 차단 */
        position: relative;
        overflow-x: hidden !important;
    }
}

/* iOS Safari 전용 설정 */
@supports (-webkit-touch-callout: none) {
    html, body {
        overscroll-behavior: none !important;
        -webkit-overflow-scrolling: touch;
    }
}

.ai-summary-card {
    position: relative;
    z-index: 30;
    opacity: 1;
    transform: none;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    padding: 24px;
    border-radius: 12px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.ai-summary-card h3 {
    color: var(--c-text-primary);
    margin-bottom: 16px;
    cursor: grab;
    user-select: none;
    -webkit-user-select: none;
    transition: cursor 0.2s ease;
}

.ai-summary-card h3:active {
    cursor: grabbing;
}

/* AI 요약 카드 드래그 중 스타일 */
.ai-summary-card.dragging {
    z-index: 1000;
    box-shadow: 0 8px 32px rgba(0,0,0,0.12);
    transform: rotate(2deg);
    transition: none;
}

.ai-summary-card.dragging h3 {
    cursor: grabbing;
}

/* AI 요약 카드 헤더 드래그 스타일 */
.ai-summary-card h3[data-draggable="true"] {
    position: relative;
    padding-right: 24px;
}

.ai-summary-card h3[data-draggable="true"]::after {
    content: "⋮⋮";
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 14px;
    color: var(--c-text-secondary);
    opacity: 0.6;
    transition: opacity 0.2s ease;
}

.ai-summary-card:hover h3[data-draggable="true"]::after {
    opacity: 1;
}

.ai-summary-card.dragging h3[data-draggable="true"]::after {
    opacity: 1;
    color: var(--c-accent);
}

.ai-summary-content {
    color: var(--c-text-primary) !important;
    font-weight: 500 !important;
    font-size: 1.08rem !important;
    text-shadow: 0 1px 6px rgba(0,0,0,0.18), 0 0px 1px rgba(0,0,0,0.10);
    line-height: 1.65;
    white-space: pre-wrap; /* Allows newlines in the summary text */
}

.ai-summary-content.loading {
    display: flex;
    align-items: center;
    gap: 10px;
    min-height: 50px;
}

.ai-summary-content.loading::before {
    content: '';
    width: 16px;
    height: 16px;
    border: 2px solid var(--c-text-tertiary);
    border-top-color: var(--c-text-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    opacity: 0.7;
    flex-shrink: 0;
}

.ai-summary-content.typing::after {
    content: '▋';
    animation: blink 0.7s infinite;
    color: var(--c-accent);
    margin-left: 2px;
    font-weight: 200;
}

.ai-summary-content strong {
    font-weight: 600;
    color: var(--c-text-primary);
}

.ai-summary-content code {
    font-family: 'SF Mono', 'Menlo', 'monospace';
    background-color: rgba(0,0,0,0.06);
    padding: 3px 6px;
    border-radius: 6px;
    font-size: 14px;
    border: 1px solid rgba(0,0,0,0.08);
}

.toast {
  visibility: hidden;
  min-width: 220px;
  max-width: 80vw;
  background: rgba(30,30,30,0.95);
  color: #fff;
  text-align: center;
  border-radius: 14px;
  padding: 16px 28px;
  position: fixed;
  left: 50%;
  bottom: 48px;
  transform: translateX(-50%);
  z-index: 9999;
  font-size: 1.08rem;
  box-shadow: 0 4px 24px 0 rgba(0,0,0,0.12);
  opacity: 0;
  transition: opacity 0.3s, visibility 0.3s;
}
.toast.show {
  visibility: visible;
  opacity: 1;
}

.sticky-blur-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  backdrop-filter: blur(24px) saturate(160%);
  background: rgba(255,255,255,0.12);
  opacity: 1;
  transition: opacity 0.2s;
}
.sticky-blur-overlay.active {
  opacity: 1;
}

/* --- Glassmorphism (Liquid Glass) Styles --- */
.input-section, .info-card, .ai-summary-card {
  background: rgba(255, 255, 255, 0.18) !important;
  border-radius: 18px !important;
  border: 1px solid rgba(255, 255, 255, 0.35) !important;
  box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.18) !important;
  backdrop-filter: blur(14px) saturate(180%) !important;
  -webkit-backdrop-filter: blur(14px) saturate(180%) !important;
  transition: background 0.3s, box-shadow 0.3s;
}

.results-section {
  background: transparent !important;
  border: none !important;
  z-index: 20;
  position: relative;
}

/* 기존 스타일과 병합, 필요시 !important 사용 */

@media (prefers-color-scheme: dark) {
  :root {
    --c-bg: #181a1b;
    --c-surface: #23272a;
    --c-border: #23272a;
    --c-border-hover: #444950;
    --c-text-primary: #f7f7f7;
    --c-text-secondary: #b0b3b8;
    --c-accent: #f7f7f7;
    --c-accent-hover: #e4e6eb;
  }
  html {
    background: url('https://wallpapers.com/images/hd/sunset-sky-night-stars-435cn0f9a6bn3vx9.webp') no-repeat center center fixed !important;
    background-size: cover !important;
    background-color: #181a1b !important;
  }
  body {
    background: url('https://wallpapers.com/images/hd/sunset-sky-night-stars-435cn0f9a6bn3vx9.webp') no-repeat center center fixed !important;
    background-size: cover !important;
  }
  .input-section, .info-card, .ai-summary-card {
    background: rgba(30, 32, 34, 0.22) !important;
    border-radius: 18px !important;
    border: 1px solid rgba(255, 255, 255, 0.10) !important;
    box-shadow: 0 8px 32px 0 rgba(0,0,0,0.28) !important;
    backdrop-filter: blur(14px) saturate(180%) !important;
    -webkit-backdrop-filter: blur(14px) saturate(180%) !important;
    transition: background 0.3s, box-shadow 0.3s;
  }
  .results-section {
    background: transparent !important;
    border: none !important;
  }
  .footer {
    background: rgba(0,0,0,0) !important;
    border-top-color: var(--c-border);
  }
  .footer-social a {
    background: rgba(255, 255, 255, 0.1);
  }
  .footer-social a:hover {
    background: var(--c-accent);
  }
  .background-blur {
    background: url('https://wallpapers.com/images/hd/cool-landscape-bc9030ekjcrbj0pk.jpg') no-repeat center center fixed !important;
    background-size: cover !important;
  }
}

/* 다크모드 + 모바일에서 블러 감소 */
@media (prefers-color-scheme: dark) and (max-width: 768px) {
  .input-section, .info-card, .ai-summary-card {
    backdrop-filter: blur(7px) saturate(180%) !important;
    -webkit-backdrop-filter: blur(7px) saturate(180%) !important;
  }
  
  /* 다크 모드 푸터 스타일 */
  .footer-container {
    background: rgba(30, 32, 34, 0.15) !important;
    border-color: rgba(255, 255, 255, 0.08) !important;
  }
  
  .footer-section {
    background: rgba(0, 0, 0, 0.15) !important;
    border-color: rgba(255, 255, 255, 0.05) !important;
  }
  
  .footer-section h3:hover {
    background: rgba(255, 255, 255, 0.05) !important;
  }
  
  .footer-section ul {
    border-top-color: rgba(255, 255, 255, 0.03) !important;
  }
  
  .footer-bottom {
    background: rgba(0, 0, 0, 0.08) !important;
    border-top-color: rgba(255, 255, 255, 0.05) !important;
  }
  
  .footer-social a {
    background: rgba(255, 255, 255, 0.05) !important;
    border-color: rgba(255, 255, 255, 0.08) !important;
  }
}

@media (prefers-color-scheme: light) {
  :root {
    --c-bg: #f7f7f7;
    --c-surface: #ffffff;
    --c-border: #eeeeee;
    --c-border-hover: #dcdcdc;
    --c-text-primary: #000000;
    --c-text-secondary: #555555;
    --c-accent: #000000;
    --c-accent-hover: #222222;
  }
  html {
    background: url('https://images.unsplash.com/photo-1506744038136-46273834b3fb?auto=format&fit=crop&w=1500&q=80') no-repeat center center fixed;
    background-size: cover;
    background-color: #f7f7f7;
  }
  body {
    background: url('https://images.unsplash.com/photo-1506744038136-46273834b3fb?auto=format&fit=crop&w=1500&q=80') no-repeat center center fixed;
    background-size: cover;
  }
  .input-section, .info-card, .ai-summary-card {
    background: rgba(255, 255, 255, 0.18) !important;
    border-radius: 18px !important;
    border: 1px solid rgba(255, 255, 255, 0.35) !important;
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.18) !important;
    backdrop-filter: blur(14px) saturate(180%) !important;
    -webkit-backdrop-filter: blur(14px) saturate(180%) !important;
    transition: background 0.3s, box-shadow 0.3s;
  }
  .results-section {
    background: transparent !important;
    border: none !important;
  }
}

/* 라이트모드 + 모바일에서 블러 감소 */
@media (prefers-color-scheme: light) and (max-width: 768px) {
  .input-section, .info-card, .ai-summary-card {
    backdrop-filter: blur(7px) saturate(180%) !important;
    -webkit-backdrop-filter: blur(7px) saturate(180%) !important;
  }
  
  /* 라이트 모드 푸터 스타일 */
  .footer-container {
    background: rgba(255, 255, 255, 0.12) !important;
    border-color: rgba(255, 255, 255, 0.2) !important;
  }
  
  .footer-section {
    background: rgba(255, 255, 255, 0.08) !important;
    border-color: rgba(255, 255, 255, 0.15) !important;
  }
  
  .footer-section h3:hover {
    background: rgba(255, 255, 255, 0.15) !important;
  }
  
  .footer-section ul {
    border-top-color: rgba(255, 255, 255, 0.1) !important;
  }
  
  .footer-bottom {
    background: rgba(255, 255, 255, 0.05) !important;
    border-top-color: rgba(255, 255, 255, 0.15) !important;
  }
  
  .footer-social a {
    background: rgba(255, 255, 255, 0.12) !important;
    border-color: rgba(255, 255, 255, 0.2) !important;
  }
}

/* --- 상단 블러 마스크 오버레이 --- */
.top-blur-mask {
    position: sticky;
    top: 0;
    left: 0;
    right: 0;
    height: 100px;
    pointer-events: none;
    z-index: 1;
}

/* Footer Styles */
.footer {
    position: relative;
    left: 0;
    right: 0;
    z-index: 100;
    background-color: transparent;
    margin-top: 0;
    width: 100%;
}

.footer-container {
    background-color: transparent;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer-content {
    background-color: transparent;
    display: flex;
    flex-direction: row;
    justify-content: center;
    gap: 60px;
    margin-bottom: 50px;
}

.footer-section {
    min-width: 180px;
    background-color: transparent;
}

.footer-section h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--c-text-primary);
    margin-bottom: 20px;
    position: relative;
}

.footer-section h3::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--c-accent);
}

.footer-section ul {
    list-style: none;
    padding: 0;
    background-color: transparent;
}

.footer-section ul li {
    margin-bottom: 12px;
    background-color: transparent;
}

.footer-section ul li a {
    color: var(--c-text-primary) !important;
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s, transform 0.2s;
    display: inline-block;
    background-color: transparent;
}

.footer-section ul li a:hover {
    color: var(--c-text-primary) !important;
    transform: translateX(4px);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    margin-bottom: 20px;
    background-color: transparent;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--c-text-primary);
}

.footer-logo img {
    border-radius: 8px;
    color: var(--c-text-primary);
}

.footer-social {
    display: flex;
    gap: 16px;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: var(--c-bg);
    color: var(--c-text-secondary);
    text-decoration: none;
    transition: all 0.2s;
}

.footer-social a:hover {
    background: var(--c-accent);
    color: var(--c-surface);
    transform: translateY(-2px);
}

.footer-copyright {
    text-align: center;
    padding-top: 20px;
    background-color: transparent;
}

.footer-copyright p {
    color: var(--c-text-primary);
    font-size: 0.9rem;
    background-color: transparent;
}

/* Responsive Footer */
@media (max-width: 900px) {
    .footer-content {
        flex-direction: column;
        align-items: center;
        gap: 30px;
    }
    .footer-section {
        min-width: unset;
        width: 100%;
        text-align: center;
    }
}

/* 900px 이하에서 패딩 추가 (768px 제외) */
@media (max-width: 900px) and (min-width: 769px) {
    body {
        padding-bottom: 180px;
    }
}

.background-blur {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 0;
    background: url('https://images.unsplash.com/photo-1506744038136-46273834b3fb?auto=format&fit=crop&w=1500&q=80') no-repeat center center fixed;
    background-size: cover;
    filter: blur(24px) brightness(1.08);
    pointer-events: none;
}

.popular-sites {
  margin: 38px auto 32px auto;
  max-width: 600px;
  border-radius: 18px;
  box-shadow: none;
  padding: 24px 18px 18px 18px;
  backdrop-filter: blur(8px) saturate(120%);
  -webkit-backdrop-filter: blur(8px) saturate(120%);
}

.popular-sites-list {
  display: flex;
  flex-direction: row;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

.popular-site {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  color: var(--c-text-primary);
  font-weight: 500;
  font-size: 1.01rem;
  opacity: 0.92;
  background: none !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  padding: 0 !important;
  transition: color 0.18s, transform 0.18s;
}

.popular-site:hover {
  background: none !important;
  box-shadow: none !important;
  transform: scale(1.06);
}

.popular-site img {
  margin-bottom: 7px;
  border-radius: 8px;
  box-shadow: 0 1px 4px 0 rgba(0,0,0,0.08);
}

.site-icon {
  background: none !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  padding: 0 !important;
}

@media (max-width: 600px) {
  .popular-sites-list {
    gap: 16px;
  }
  .popular-sites {
    padding: 18px 4vw 10px 4vw;
  }
}

.popular-sites-tab {
  background: rgba(255,255,255,0.18);
  border: none;
  outline: none;
  font-size: 1.01rem;
  font-weight: 500;
  color: var(--c-text-primary);
  border-radius: 10px 10px 0 0;
  padding: 8px 18px 7px 18px;
  cursor: pointer;
  transition: background 0.18s, color 0.18s;
  opacity: 0.85;
}
.popular-sites-tab.active {
  background: var(--c-surface);
  color: var(--c-accent);
  opacity: 1;
  box-shadow: 0 2px 12px 0 rgba(31,38,135,0.10);
}
.popular-sites-tab:hover {
  background: rgba(255,255,255,0.32);
  opacity: 1;
}

.error-message {
  display: none;
  z-index: 23;
  position: relative;
}

/* 스크롤 애니메이션을 더 느리게 보이게 하려면, 아래와 같이 스크롤바 스타일도 추가 가능 */
::-webkit-scrollbar {
  width: 10px;
  background: rgba(0,0,0,0.08);
}
::-webkit-scrollbar-thumb {
  background: rgba(0,0,0,0.18);
  border-radius: 8px;
  transition: background 0.4s;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(0,0,0,0.28);
}

/* Notion-style Footer */
.notion-footer {
  background: rgba(30, 30, 34, 0.85);
  border-top: 1px solid #222;
  margin-top: 60px;
  padding: 0 0 0 0;
  box-shadow: none;
  border-radius: 0;
}
.notion-footer-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-bottom: 1px solid #222;
}
@media (min-width: 900px) {
  .notion-footer-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}
.notion-footer-section {
  padding: 28px 18px 18px 18px;
  border-right: 1px solid #222;
  border-bottom: 1px solid #222;
  background: transparent;
}
.notion-footer-section:last-child {
  border-right: none;
}
.notion-footer-title {
  font-size: 1.02rem;
  font-weight: 500;
  color: #fff;
  margin-bottom: 12px;
  border-bottom: 1px solid #333;
  padding-bottom: 7px;
  text-align: left;
  background: none;
}
.notion-footer-section ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.notion-footer-section ul li {
  margin-bottom: 8px;
}
.notion-footer-section ul li:last-child {
  margin-bottom: 0;
}
.notion-footer-section ul li a {
  color: #eaeaea;
  text-decoration: none;
  font-size: 0.97rem;
  transition: color 0.18s;
  padding: 2px 0;
  display: inline-block;
}
.notion-footer-section ul li a:hover {
  color: #fff;
  text-decoration: underline;
}
.notion-footer-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 18px 0 18px 0;
  background: transparent;
}
.notion-footer-social {
  display: flex;
  gap: 16px;
}
.notion-footer-social a {
  color: #bbb;
  font-size: 1.1rem;
  background: none;
  border: none;
  border-radius: 6px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.18s, color 0.18s;
}
.notion-footer-social a:hover {
  color: #fff;
  background: #222;
}
.notion-footer-copyright {
  color: #888;
  font-size: 0.93rem;
  text-align: center;
  background: none;
}
@media (max-width: 768px) {
  .notion-footer-grid {
    grid-template-columns: 1fr;
  }
  .notion-footer-section {
    border-right: none;
    border-bottom: 1px solid #222;
    padding: 22px 10px 12px 10px;
  }
  .notion-footer-bottom {
    padding: 14px 0 14px 0;
  }
}
@media (prefers-color-scheme: light) {
  .notion-footer {
    background: rgba(255,255,255,0.92);
    border-top: 1px solid #e0e0e5;
  }
  .notion-footer-grid, .notion-footer-section {
    border-color: #e0e0e5;
  }
  .notion-footer-title {
    color: #222;
    border-bottom: 1px solid #e0e0e5;
  }
  .notion-footer-section ul li a {
    color: #222;
  }
  .notion-footer-section ul li a:hover {
    color: #000;
  }
  .notion-footer-social a {
    color: #555;
  }
  .notion-footer-social a:hover {
    color: #000;
    background: #e0e0e5;
  }
  .notion-footer-copyright {
    color: #888;
  }
}

/* Input Section - Notion Style */
.input-section {
  background: rgba(30,30,34,0.85);
  border: 1px solid #222;
  border-radius: 10px;
  box-shadow: none;
  padding: 18px 14px;
  margin-bottom: 36px;
  z-index: 10;
}
@media (prefers-color-scheme: light) {
  .input-section {
    background: rgba(255,255,255,0.92);
    border: 1px solid #e0e0e5;
  }
}
.input-group {
  gap: 8px;
}
#submitBtn {
  background: #fff;
  color: #222;
  border: 1px solid #e0e0e5;
  border-radius: 8px;
  font-weight: 500;
  font-size: 1rem;
  padding: 10px 22px;
  box-shadow: none;
  transition: background 0.18s, color 0.18s, border 0.18s;
  z-index: 1;
  position: relative;
}
#submitBtn:hover {
  background: #f5f5f7;
  color: #000;
  border: 1px solid #bbb;
}
#submitBtn .btn-text {
  font-weight: 500;
  font-size: 1rem;
}

/* SEO 점수 카드 드래그 스타일 */
.seo-score-card h3 {
    cursor: grab;
    user-select: none;
    -webkit-user-select: none;
    transition: cursor 0.2s ease;
}

.seo-score-card h3:active {
    cursor: grabbing;
}

.seo-score-card.dragging {
    z-index: 1000;
    box-shadow: 0 8px 32px rgba(0,0,0,0.12);
    transform: rotate(2deg);
    transition: none;
}

.seo-score-card.dragging h3 {
    cursor: grabbing;
}

.seo-score-card h3[data-draggable="true"] {
    position: relative;
    padding-right: 24px;
}

.seo-score-card h3[data-draggable="true"]::after {
    content: "⋮⋮";
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 14px;
    color: var(--c-text-secondary);
    opacity: 0.6;
    transition: opacity 0.2s ease;
}

.seo-score-card:hover h3[data-draggable="true"]::after {
    opacity: 1;
}

.seo-score-card.dragging h3[data-draggable="true"]::after {
    opacity: 1;
    color: var(--c-accent);
}

/* Remove footer background for desktop/tablet (except mobile) */
.notion-footer,
.footer-container {
  background: none !important;
  box-shadow: none !important;
}

@media (max-width: 768px) {
  .notion-footer,
  .footer-container {
    background: rgba(30, 30, 34, 0.85) !important;
    box-shadow: none !important;
    border-top: 1px solid #222 !important;
  }
  @media (prefers-color-scheme: light) {
    .notion-footer,
    .footer-container {
      background: rgba(255,255,255,0.92) !important;
      border-top: 1px solid #e0e0e5 !important;
    }
  }
}

/* Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
    animation: modal-fade-in 0.3s ease-out;
}

.modal-content {
    background: var(--c-surface);
    border-radius: 16px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    border: 1px solid var(--c-border);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    animation: modal-slide-in 0.3s ease-out;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 24px 0;
    border-bottom: 1px solid var(--c-border);
    margin-bottom: 24px;
}

.modal-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--c-text-primary);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    padding: 8px;
    cursor: pointer;
    border-radius: 6px;
    color: var(--c-text-secondary);
    transition: all 0.2s ease;
}

.modal-close:hover {
    background: var(--c-bg);
    color: var(--c-text-primary);
}

.modal-body {
    padding: 0 24px;
}

.settings-section {
    margin-bottom: 24px;
}

.settings-section h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--c-text-primary);
    margin-bottom: 8px;
}

.settings-description {
    color: var(--c-text-secondary);
    margin-bottom: 24px;
    line-height: 1.6;
}

.modal-body .input-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}

.modal-body .input-group label {
    font-weight: 500;
    color: var(--c-text-primary);
    font-size: 0.9rem;
}

.api-key-input-container {
    position: relative;
    display: flex;
    align-items: center;
}

.api-key-input {
    width: 100%;
    padding: 12px 40px 12px 12px;
    border: 1px solid var(--c-border);
    border-radius: 8px;
    font-size: 1rem;
    background: var(--c-surface);
    color: var(--c-text-primary);
    outline: none;
    transition: border-color 0.2s;
}

.api-key-input:focus {
    border-color: var(--c-accent);
}

.toggle-visibility {
    position: absolute;
    right: 12px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--c-text-secondary);
    padding: 4px;
    border-radius: 4px;
    transition: color 0.2s;
}

.toggle-visibility:hover {
    color: var(--c-text-primary);
}

.model-select, .temperature-slider {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--c-border);
    border-radius: 8px;
    font-size: 1rem;
    background: var(--c-surface);
    color: var(--c-text-primary);
    outline: none;
    transition: border-color 0.2s;
}

.model-select:focus {
    border-color: var(--c-accent);
}

.temperature-slider {
    height: 40px;
    appearance: none;
    background: var(--c-bg);
    cursor: pointer;
}

.temperature-slider::-webkit-slider-thumb {
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--c-accent);
    cursor: pointer;
}

.temperature-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--c-accent);
    cursor: pointer;
    border: none;
}

.api-key-info {
    background: var(--c-bg);
    border-radius: 8px;
    padding: 16px;
    margin-top: 24px;
}

.api-key-info h4 {
    color: var(--c-text-primary);
    margin-bottom: 12px;
    font-size: 1rem;
}

.api-key-info ol {
    color: var(--c-text-secondary);
    padding-left: 20px;
    margin-bottom: 16px;
}

.api-key-info ol li {
    margin-bottom: 4px;
}

.api-key-info a {
    color: var(--c-accent);
    text-decoration: none;
}

.api-key-info a:hover {
    text-decoration: underline;
}

.privacy-notice {
    background: #f0fdf4;
    border: 1px solid #d1fae5;
    border-radius: 6px;
    padding: 12px;
    color: #059669;
    font-size: 0.9rem;
    line-height: 1.5;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 24px;
    border-top: 1px solid var(--c-border);
    margin-top: 24px;
}

.btn-primary, .btn-secondary {
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid;
}

.btn-primary {
    background: var(--c-accent);
    color: var(--c-surface);
    border-color: var(--c-accent);
}

.btn-primary:hover {
    background: var(--c-accent-hover);
    border-color: var(--c-accent-hover);
}

.btn-secondary {
    background: var(--c-surface);
    color: var(--c-text-secondary);
    border-color: var(--c-border);
}

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

@keyframes modal-fade-in {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes modal-slide-in {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Mobile responsive styles for modal */
@media (max-width: 768px) {
    .header-content {
        padding: 0 16px;
    }
    
    .header-left {
        text-align: center;
    }
    
    .header-right {
        position: absolute;
        top: 50px;
        right: 16px;
    }
    
    .modal-content {
        width: 95%;
        margin: 20px;
        max-height: calc(100vh - 40px);
    }
    
    .modal-header, .modal-body, .modal-footer {
        padding-left: 16px;
        padding-right: 16px;
    }
    
    .modal-footer {
        flex-direction: column-reverse;
    }
    
    .btn-primary, .btn-secondary {
        width: 100%;
    }
}

.ai-service-select {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--c-border);
    border-radius: 8px;
    font-size: 1rem;
    background: var(--c-surface);
    color: var(--c-text-primary);
    outline: none;
    transition: border-color 0.2s;
    margin-bottom: 4px;
}

.ai-service-select:focus {
    border-color: var(--c-accent);
}

.api-guide {
    transition: opacity 0.3s ease, height 0.3s ease;
}

.api-guide ol {
    margin: 0;
    padding-left: 20px;
}

.api-guide ol li {
    margin-bottom: 4px;
    line-height: 1.5;
}

.api-guide a {
    font-weight: 500;
}