/* 주택연금 예상수령액 계산기 스타일 — 33번 패턴 적용 */

/* ===== 1. CSS Variables ===== */
:root {
    /* Colors — 티얼/청록 신뢰 팔레트 */
    --primary-color: #0D7377;
    --primary-hover: #0A5A5D;
    --primary-dark: #085457;
    --primary-light: #CCEFEF;
    --primary-bg: #F0FAFA;
    --accent-gold: #F59E0B;
    --secondary-color: #64748B;
    --success-color: #059669;
    --danger-color: #DC2626;
    --warning-color: #F59E0B;
    --info-color: #0284C7;

    /* Backgrounds */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8FAFA;
    --bg-card: #FFFFFF;
    --bg-hover: #F0FAFA;

    /* Text */
    --text-primary: #1E293B;
    --text-secondary: #64748B;
    --text-muted: #94A3B8;

    /* Borders */
    --border-color: #E2E8F0;
    --border-radius: 12px;
    --border-radius-sm: 8px;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);

    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;

    /* Typography */
    --font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-base: 16px;
    --font-size-sm: 14px;
    --font-size-lg: 18px;
    --font-size-xl: 24px;
    --font-size-xxl: 32px;
}

/* ===== 2. Reset & Base ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== 3. Layout ===== */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.layout-container {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-lg);
}

/* Top AdSense (full bleed) */
.ad-container.top-ad {
    background: #f9fafb;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

.main-column {
    min-width: 0;
}

/* ===== 4. Header (full-bleed) ===== */
.main-header {
    width: 100%;
    padding: var(--spacing-xl) var(--spacing-md);
    background: linear-gradient(135deg, #0D7377 0%, #085457 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.main-header::after {
    content: '';
    position: absolute;
    top: -40%;
    right: -5%;
    width: 340px;
    height: 340px;
    background: radial-gradient(circle, rgba(245, 158, 11, 0.18) 0%, transparent 60%);
    pointer-events: none;
}

.header-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    text-align: center;
    position: relative;
    z-index: 1;
}

.header-link {
    text-decoration: none;
    color: inherit;
    display: inline-block;
}

.main-header h1 {
    font-size: var(--font-size-xxl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.main-header .subtitle {
    font-size: var(--font-size-lg);
    opacity: 0.95;
    margin-bottom: var(--spacing-md);
}

.btn-share-header {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.5);
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-share-header:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.8);
    transform: translateY(-2px);
}

/* ===== 5. Cards ===== */
.card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-lg);
}

.card h2 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--primary-color);
}

/* ===== 6. Form Elements ===== */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.form-group input[type="text"],
.form-group input[type="number"] {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-base);
    transition: all 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(13, 115, 119, 0.12);
}

.form-group small {
    display: block;
    margin-top: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ===== 7. Buttons ===== */
.btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-base);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--secondary-color);
    color: white;
}

.btn-secondary:hover {
    background: #5a6268;
}

.btn-share {
    background: var(--success-color);
    color: white;
}

.btn-share:hover {
    background: #047857;
}

.btn-large {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-lg);
}

/* ===== 8. Result Section ===== */
.result-section {
    animation: fadeInUp 0.5s ease;
}

.result-card {
    background: linear-gradient(135deg, #0D7377 0%, #085457 100%);
    color: white;
    border-radius: var(--border-radius);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.result-card::after {
    content: '';
    position: absolute;
    bottom: -30%;
    right: -5%;
    width: 220px;
    height: 220px;
    background: radial-gradient(circle, rgba(245, 158, 11, 0.14) 0%, transparent 60%);
    pointer-events: none;
}

.result-card h2 {
    color: white;
    margin-bottom: var(--spacing-lg);
}

.result-amount {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.result-amount.secondary {
    opacity: 0.9;
}

.amount-label {
    font-size: var(--font-size-base);
    opacity: 0.9;
    margin-bottom: var(--spacing-xs);
}

.amount-value {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
}

.result-info {
    text-align: center;
    font-size: var(--font-size-sm);
    opacity: 0.95;
}

/* Comparison Cards */
.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.comparison-card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.comparison-card h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.comparison-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.comparison-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.loss-highlight {
    background: #FEF2F2;
    border: 2px solid var(--danger-color);
    border-radius: var(--border-radius-sm);
    padding: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.loss-highlight strong {
    color: var(--danger-color);
    font-size: var(--font-size-lg);
}

/* Action Buttons */
.action-buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.action-buttons .btn {
    flex: 1;
    min-width: 150px;
}

/* ===== 9. History Section ===== */
.history-section {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-lg);
}

.history-section h2 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.history-items {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.history-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: all 0.3s ease;
}

.history-item:hover {
    background: var(--bg-hover);
    transform: translateX(4px);
}

.history-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.history-info strong {
    color: var(--text-primary);
}

.history-info span {
    color: var(--primary-color);
    font-weight: 600;
}

.history-item small {
    color: var(--text-muted);
    font-size: 12px;
}

/* ===== 10. Info Section ===== */
.info-section {
    margin-top: var(--spacing-xl);
}

.info-section h2 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-lg);
    color: var(--primary-color);
}

.info-card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.info-card h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.info-card ul,
.info-card ol {
    margin-left: var(--spacing-lg);
}

.info-card li {
    margin-bottom: var(--spacing-xs);
}

.info-card a {
    color: var(--primary-color);
    text-decoration: none;
}

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

/* ===== 11. FAQ Section ===== */
.faq-section {
    margin-top: var(--spacing-xl);
}

.faq-section h2 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-lg);
    color: var(--primary-color);
}

.faq-item {
    background: var(--bg-card);
    border-radius: var(--border-radius-sm);
    margin-bottom: var(--spacing-sm);
    box-shadow: var(--shadow-sm);
}

.faq-item summary {
    padding: var(--spacing-md);
    cursor: pointer;
    font-weight: 500;
    color: var(--text-primary);
    user-select: none;
    list-style: none;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::before {
    content: '▶';
    display: inline-block;
    margin-right: var(--spacing-sm);
    transition: transform 0.3s ease;
}

.faq-item[open] summary::before {
    transform: rotate(90deg);
}

.faq-item p {
    padding: 0 var(--spacing-md) var(--spacing-md);
    color: var(--text-secondary);
    line-height: 1.8;
}

.faq-item a {
    color: var(--primary-color);
    text-decoration: none;
}

.faq-item a:hover {
    text-decoration: underline;
}

/* ===== 12. Pension Table Section ===== */
.pension-table-section {
    margin-top: var(--spacing-xl);
}

.pension-table-section h2 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.table-intro {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.table-info-box {
    background: var(--primary-bg);
    border: 1px solid var(--primary-light);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.table-info-box h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-base);
}

.table-info-box ul {
    margin-left: var(--spacing-lg);
}

.table-info-box li {
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.table-info-box .note {
    margin-top: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.table-responsive {
    overflow-x: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-lg);
}

.pension-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
}

.pension-table thead {
    background: var(--primary-color);
    color: white;
}

.pension-table th {
    padding: var(--spacing-md);
    text-align: center;
    font-weight: 600;
    white-space: nowrap;
}

.pension-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.pension-table tbody tr:hover {
    background: var(--bg-hover);
}

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

/* ===== 13. Scenario Section (§7-2) ===== */
.scenario-section {
    margin-top: var(--spacing-xl);
}

.scenario-section h2 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
    color: var(--primary-color);
}

.section-intro {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.scenario-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.scenario-card {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.2s ease;
    display: block;
}

.scenario-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.scenario-head {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 4px;
}

.scenario-sub {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.scenario-note {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ===== 14. Related Section (§7-4) ===== */
.related-section {
    margin-top: var(--spacing-xl);
}

.related-section h2 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-lg);
    color: var(--primary-color);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.related-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    text-decoration: none;
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
    border: 2px solid transparent;
    transition: all 0.2s ease;
}

.related-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.related-icon {
    font-size: 28px;
    flex-shrink: 0;
}

.related-title {
    font-weight: 600;
    font-size: var(--font-size-base);
    margin-bottom: 4px;
}

.related-desc {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ===== 15. Sidebar ===== */
.app-sidebar {
    position: sticky;
    top: var(--spacing-lg);
    max-height: calc(100vh - var(--spacing-xl));
    overflow-y: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.app-sidebar::-webkit-scrollbar {
    display: none;
}

.sidebar-card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-sm);
}

.sidebar-card h3 {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.sidebar-list {
    list-style: none;
}

.sidebar-list li {
    margin-bottom: var(--spacing-xs);
}

.sidebar-list a {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: var(--border-radius-sm);
    transition: background 0.2s ease;
}

.sidebar-list a:hover {
    background: var(--bg-hover);
}

.link-content {
    flex: 1;
    min-width: 0;
}

.link-title {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.link-desc {
    display: block;
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 2px;
}

/* ===== 16. Ads ===== */
.ad-container {
    margin: var(--spacing-lg) 0;
    text-align: center;
}

/* ===== 17. Footer ===== */
.main-footer {
    text-align: center;
    padding: var(--spacing-lg) 0;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    border-top: 1px solid var(--border-color);
    margin-top: var(--spacing-xl);
}

/* ===== 18. Toast ===== */
.toast {
    position: fixed;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: rgba(0, 0, 0, 0.9);
    color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 1000;
    max-width: 90%;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ===== 19. Utility Classes ===== */
.hidden {
    display: none !important;
}

/* ===== 20. Animations ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== 21. Random Examples (SEO) ===== */
.examples-section {
    margin: 40px 0;
    padding: 24px;
    background: var(--bg-secondary);
    border-radius: 12px;
}

.examples-section h2 {
    font-size: 1.2rem;
    margin-bottom: 16px;
    color: var(--text-primary);
}

#random-examples {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.example-link {
    display: inline-block;
    padding: 8px 14px;
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 20px;
    color: #333;
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.2s;
}

.example-link:hover {
    background: var(--primary-color);
    color: #fff;
    border-color: var(--primary-color);
}

/* ===== 중앙 광고 슬롯 시스템 (ad-loader.js 렌더) ===== */
.ad-slot {
  display: block;
  width: 100%;
  border-radius: 12px;
  overflow: hidden;
  text-decoration: none;
  background: linear-gradient(135deg, #0D7377, #085457);
  color: #fff;
  position: relative;
  transition: transform .15s, box-shadow .15s;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}
.ad-slot:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,0.12); }
.ad-slot.banner-wide { aspect-ratio: 4/1; max-width: 800px; margin: 20px auto; }
.ad-slot.banner-square { aspect-ratio: 1/1; max-width: 320px; margin: 20px auto; }
.ad-slot .ad-inner {
  position: absolute; inset: 0;
  padding: 16px 22px;
  display: flex; flex-direction: column; justify-content: center;
  background: rgba(0,0,0,0);
}
.ad-slot.has-image .ad-inner {
  background: linear-gradient(90deg, rgba(0,0,0,.55) 0%, rgba(0,0,0,.25) 60%, rgba(0,0,0,0) 100%);
}
.ad-slot.banner-square .ad-inner {
  padding: 18px;
  background: linear-gradient(180deg, rgba(0,0,0,.15) 0%, rgba(0,0,0,.55) 100%);
  justify-content: flex-end;
}
.ad-slot img {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover; z-index: 0;
}
.ad-slot .ad-inner { z-index: 1; }
.ad-slot .ad-label {
  position: absolute; top: 6px; right: 10px;
  font-size: 10px; font-weight: 700;
  color: rgba(255,255,255,.75);
  background: rgba(0,0,0,.25);
  padding: 2px 6px; border-radius: 4px;
  z-index: 2;
}
.ad-slot .ad-title { font-size: 18px; font-weight: 800; line-height: 1.3; letter-spacing: -.2px; }
.ad-slot.banner-square .ad-title { font-size: 17px; }
.ad-slot .ad-subtitle { font-size: 13px; opacity: 0.9; margin-top: 2px; }
.ad-slot .ad-cta {
  display: inline-block; align-self: flex-start;
  margin-top: 8px;
  padding: 6px 14px;
  background: rgba(255,255,255,0.25);
  border: 1px solid rgba(255,255,255,0.5);
  border-radius: 20px;
  font-size: 13px; font-weight: 700;
  color: #fff;
  transition: background .15s;
}
.ad-slot .ad-cta:hover { background: rgba(255,255,255,0.4); }
/* 카카오 채널 슬롯 배경 오버라이드 */
.ad-slot[data-ad-type="kakao-channel"] {
  background: linear-gradient(135deg, #F9E000, #F5D200);
  color: #3C1E1E;
}
.ad-slot[data-ad-type="kakao-channel"] .ad-title { color: #3C1E1E; }
.ad-slot[data-ad-type="kakao-channel"] .ad-subtitle { color: #5C3D2E; opacity: 1; }
.ad-slot[data-ad-type="kakao-channel"] .ad-cta {
  background: rgba(0,0,0,0.12);
  border-color: rgba(0,0,0,0.2);
  color: #3C1E1E;
}

/* ===== 22. Responsive Design ===== */
@media (max-width: 1024px) {
    .layout-container {
        grid-template-columns: 1fr;
    }

    .app-sidebar {
        position: static;
        max-height: none;
    }
}

@media (max-width: 768px) {
    .main-header h1 {
        font-size: 24px;
    }

    .main-header .subtitle {
        font-size: var(--font-size-base);
    }

    .amount-value {
        font-size: 36px;
    }

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

    .comparison-value {
        font-size: 24px;
    }

    .action-buttons {
        flex-direction: column;
    }

    .action-buttons .btn {
        width: 100%;
    }

    .scenario-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

@media (max-width: 480px) {
    .scenario-grid {
        grid-template-columns: 1fr;
    }
}