/* ===================================================
   오피마트 — 메인 스타일시트
   다크 모던 테마 + 스카이블루 포인트
   =================================================== */

/* ------------------------------------------------------------------
   CSS Custom Properties (디자인 토큰)
   ------------------------------------------------------------------ */
:root {
    /* 컬러 — 딥 다크 베이스 */
    --color-bg: #080c12;
    --color-surface: #0f151d;
    --color-bg-alt: #161e29;
    --color-text: #e8e6e3;
    --color-text-light: #a09d98;
    --color-text-muted: #6b6762;
    --color-border: #1f2a38;
    --color-border-dark: #34445a;

    /* 액센트 — 스카이블루 톤 */
    --color-accent: #4ea8ff;
    --color-accent-deep: #2f86e0;
    --color-accent-glow: rgba(78, 168, 255, 0.18);
    --color-secondary: #9be0d0;

    /* 스카이블루 그라데이션 (은은한 포인트용) */
    --gradient-rainbow: linear-gradient(135deg, #9fd2ff 0%, #4ea8ff 50%, #1f6fc4 100%);

    /* 푸터 */
    --color-footer: #0a0f16;
    --color-footer-text: #6b6762;

    /* 타이포그래피 — Inter + 시스템 한글 폴백 */
    --font-heading: 'Inter', 'SF Pro Display', -apple-system, 'Apple SD Gothic Neo', sans-serif;
    --font-body: 'Inter', 'SF Pro Text', -apple-system, 'Apple SD Gothic Neo', sans-serif;

    /* 사이즈 스케일 (clamp 기반 반응형) */
    --text-hero: clamp(2.5rem, 5vw, 4rem);
    --text-3xl: clamp(1.75rem, 3vw, 2.5rem);
    --text-2xl: 1.5rem;
    --text-xl: 1.25rem;
    --text-lg: 1.125rem;
    --text-base: 1rem;
    --text-sm: 0.875rem;
    --text-xs: 0.75rem;

    /* 간격 */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 5rem;
    --spacing-4xl: 7rem;

    /* 레이아웃 */
    --max-width: 1080px;
    --max-width-narrow: 780px;
    --header-height: 64px;

    /* 둥근 모서리 */
    --radius-sm: 3px;
    --radius-md: 5px;
    --radius-lg: 8px;

    /* 그림자 — 다크모드용 */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.2);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.3);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.4);

    /* 트랜지션 */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

/* ------------------------------------------------------------------
   Reset / Base
   ------------------------------------------------------------------ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    font-weight: 400;
    line-height: 1.75;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

ul {
    list-style: none;
}

/* 화면 읽기 전용 (접근성) */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border-width: 0;
}

/* ------------------------------------------------------------------
   헤더 / 내비게이션
   ------------------------------------------------------------------ */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(8, 12, 18, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--color-border);
    height: var(--header-height);
    transition: box-shadow var(--transition-base);
}

.site-header.scrolled {
    box-shadow: 0 1px 20px rgba(0,0,0,0.5);
}

.header-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* 로고: 이미지 */
.logo {
    display: flex;
    align-items: center;
    transition: opacity var(--transition-fast);
}

.logo:hover {
    opacity: 0.8;
}

.logo { gap: 0.6rem; }
.logo-text { font-size: 1.35rem; font-weight: 700; letter-spacing: -0.02em; color: #bfe0ff; }
.logo-img {
    height: 40px;
    width: auto;
}

/* 내비게이션 */
.site-nav ul {
    display: flex;
    gap: var(--spacing-xl);
}

.nav-link {
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-muted);
    padding: var(--spacing-xs) 0;
    position: relative;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-rainbow);
    border-radius: 1px;
    transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-text);
}

.nav-link.active::after,
.nav-link:hover::after {
    width: 100%;
}

.nav-link.active {
    font-weight: 600;
}

/* 햄버거 메뉴 (모바일) */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-text);
    transition: transform var(--transition-base), opacity var(--transition-base);
}

/* ------------------------------------------------------------------
   버튼
   ------------------------------------------------------------------ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.7rem 1.6rem;
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    cursor: pointer;
    border: 1.5px solid transparent;
    line-height: 1.4;
}

.btn-primary {
    background: var(--color-accent);
    color: #080c12;
    border-color: var(--color-accent);
}

.btn-primary:hover {
    background: var(--color-accent-deep);
    border-color: var(--color-accent-deep);
    box-shadow: 0 0 20px var(--color-accent-glow);
}

.btn-outline {
    background: transparent;
    color: var(--color-accent);
    border-color: var(--color-border-dark);
}

.btn-outline:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #080c12;
}

/* ------------------------------------------------------------------
   히어로 섹션
   ------------------------------------------------------------------ */
.hero {
    padding: var(--spacing-4xl) var(--spacing-lg);
    position: relative;
    overflow: hidden;
    background: var(--color-bg);
}

/* 골드 그라데이션 오브 (우측, 매우 은은하게) */
.hero::before {
    content: '';
    position: absolute;
    top: -15%;
    right: -5%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: var(--gradient-rainbow);
    opacity: 0.04;
    filter: blur(80px);
    pointer-events: none;
}

/* 대형 기하학 액센트 (좌측 하단) */
.hero::after {
    content: '';
    position: absolute;
    bottom: 5%;
    left: -5%;
    width: 360px;
    height: 360px;
    border-radius: 50%;
    border: 2px solid var(--color-border);
    opacity: 0.15;
    pointer-events: none;
}

.hero-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: var(--text-hero);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.025em;
    color: var(--color-text);
    margin-bottom: var(--spacing-lg);
    max-width: 680px;
}

.hero-title-line {
    display: block;
}

.hero-accent {
    background: var(--gradient-rainbow);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-family: var(--font-body);
    font-size: var(--text-xl);
    color: var(--color-text-light);
    line-height: 1.75;
    max-width: 520px;
    margin-bottom: var(--spacing-2xl);
}

.hero-desc strong {
    color: var(--color-text);
    font-weight: 600;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* 히어로 메인 CTA */
.btn-hero-main {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 1.4rem 3.6rem;
    font-family: var(--font-heading);
    font-size: var(--text-2xl);
    font-weight: 700;
    color: #080c12;
    background: var(--gradient-rainbow);
    border-radius: var(--radius-sm);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    letter-spacing: -0.01em;
}

.btn-hero-main:hover {
    transform: scale(1.04);
    box-shadow: 0 8px 32px rgba(78, 168, 255, 0.3), 0 2px 8px rgba(78, 168, 255, 0.2);
}

.btn-hero-main svg {
    transition: transform var(--transition-fast);
}

.btn-hero-main:hover svg {
    transform: translateX(6px);
}

/* ------------------------------------------------------------------
   섹션 공통
   ------------------------------------------------------------------ */
.section-header {
    margin-bottom: var(--spacing-2xl);
}

/* 골드 섹션 룰 */
.section-rule {
    width: 48px;
    height: 3px;
    background: var(--gradient-rainbow);
    border-radius: 2px;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-family: var(--font-heading);
    font-size: var(--text-3xl);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.015em;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.section-desc {
    font-family: var(--font-body);
    font-size: var(--text-base);
    color: var(--color-text-light);
    max-width: 480px;
    line-height: 1.75;
}

/* ------------------------------------------------------------------
   가이드 카드 그리드
   ------------------------------------------------------------------ */
.guides {
    padding: var(--spacing-4xl) var(--spacing-lg);
    background: var(--color-surface);
}

.guides-inner {
    max-width: var(--max-width);
    margin: 0 auto;
}

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

.card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-2xl) var(--spacing-xl);
    position: relative;
    overflow: hidden;
    transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-rainbow);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.card:hover {
    border-color: var(--color-border-dark);
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
    transform: translateY(-2px);
}

.card:hover::before {
    opacity: 1;
}

.card-icon {
    margin-bottom: var(--spacing-lg);
    line-height: 1;
    color: var(--color-accent);
}

.card-icon svg {
    display: block;
}

.card-title {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.01em;
}

.card-desc {
    font-size: var(--text-sm);
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.card-link {
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-accent);
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: color var(--transition-fast), gap var(--transition-fast);
}

.card-link::after {
    content: '→';
    transition: transform var(--transition-fast);
}

.card-link:hover {
    color: #8cc8ff;
    gap: 8px;
}

.card-link:hover::after {
    transform: translateX(3px);
}

/* ------------------------------------------------------------------
   미션 / 소개 섹션
   ------------------------------------------------------------------ */
.mission {
    padding: var(--spacing-4xl) var(--spacing-lg);
    background: var(--color-bg-alt);
}

.mission-inner {
    max-width: var(--max-width);
    margin: 0 auto;
}

.mission-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

/* 풀-퀏 스타일 강조문 */
.mission-highlight {
    font-family: var(--font-heading);
    font-size: var(--text-2xl);
    font-weight: 500;
    background: var(--gradient-rainbow);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.4;
    padding-left: var(--spacing-lg);
    border-left: 3px solid;
    border-image: var(--gradient-rainbow) 1;
    margin-bottom: var(--spacing-xl);
}

.mission-text p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    font-size: var(--text-base);
    line-height: 1.85;
}

/* 밸류 아이템 */
.mission-values {
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.value-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-lg) var(--spacing-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition-base), background var(--transition-base);
}

.value-item:hover {
    border-color: var(--color-accent);
    background: rgba(78, 168, 255, 0.04);
}

.value-icon {
    flex-shrink: 0;
    color: var(--color-accent);
    margin-top: 2px;
}

.value-item h3 {
    font-family: var(--font-heading);
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 2px;
}

.value-item p {
    font-size: var(--text-sm);
    color: var(--color-text-light);
    line-height: 1.6;
}

/* ------------------------------------------------------------------
   본문 내 인라인 링크
   ------------------------------------------------------------------ */
.inline-link {
    color: var(--color-accent);
    font-weight: 500;
    text-decoration: underline;
    text-underline-offset: 2px;
    text-decoration-thickness: 1px;
    transition: color var(--transition-fast);
}

.inline-link:hover {
    color: #8cc8ff;
}

/* ------------------------------------------------------------------
   CTA / 메인사이트 이동 섹션
   ------------------------------------------------------------------ */
.cta {
    padding: var(--spacing-4xl) var(--spacing-lg);
    background: var(--color-footer);
    color: #fff;
    position: relative;
    overflow: hidden;
    text-align: center;
}

/* 골드 블러 배경 */
.cta::after {
    content: '';
    position: absolute;
    top: -30%;
    right: -10%;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: var(--gradient-rainbow);
    opacity: 0.06;
    filter: blur(100px);
    pointer-events: none;
}

.cta-inner {
    max-width: var(--max-width-narrow);
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta-title {
    font-family: var(--font-heading);
    font-size: var(--text-3xl);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.015em;
    margin-bottom: var(--spacing-sm);
}

.cta-desc {
    font-size: var(--text-base);
    opacity: 0.7;
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.cta-action {
    margin-bottom: var(--spacing-md);
}

.btn-cta-large {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 1.3rem 3.2rem;
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 700;
    color: #080c12;
    background: var(--gradient-rainbow);
    border-radius: var(--radius-sm);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.btn-cta-large:hover {
    transform: scale(1.04);
    box-shadow: 0 8px 32px rgba(78, 168, 255, 0.3);
}

.btn-cta-large svg {
    transition: transform var(--transition-fast);
}

.btn-cta-large:hover svg {
    transform: translateX(3px);
}

.cta-note {
    font-size: var(--text-xs);
    opacity: 0.4;
}

/* ------------------------------------------------------------------
   Footer
   ------------------------------------------------------------------ */
.site-footer {
    background: var(--color-footer);
    color: var(--color-footer-text);
    padding: var(--spacing-3xl) var(--spacing-lg) var(--spacing-xl);
    border-top: 1px solid var(--color-border);
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
}

.footer-brand {
    margin-bottom: var(--spacing-2xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: var(--spacing-sm);
}

.footer-logo-img {
    height: 36px;
    width: auto;
    opacity: 0.85;
}

.footer-logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: #bfe0ff;
    opacity: 0.85;
}

.footer-tagline {
    font-size: var(--text-sm);
    color: var(--color-footer-text);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-col h3 {
    font-family: var(--font-heading);
    font-size: var(--text-xs);
    font-weight: 600;
    color: rgba(255,255,255,0.35);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.footer-col li {
    margin-bottom: var(--spacing-sm);
}

.footer-col a {
    font-size: var(--text-sm);
    color: var(--color-footer-text);
    transition: color var(--transition-fast);
}

.footer-col a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-bottom p {
    font-size: var(--text-xs);
    color: rgba(255,255,255,0.2);
}

/* ------------------------------------------------------------------
   서브페이지 공통 레이아웃
   ------------------------------------------------------------------ */
.content-page {
    padding: var(--spacing-4xl) var(--spacing-lg);
}

.content-page-inner {
    max-width: var(--max-width-narrow);
    margin: 0 auto;
}

/* 본문 prose 스타일 */
.prose {
    font-size: var(--text-base);
    line-height: 1.85;
    color: var(--color-text);
}

.prose h1 { font-family: var(--font-heading); font-size: var(--text-3xl); font-weight: 700; margin: 2.5rem 0 1rem; line-height: 1.2; }
.prose h2 { font-family: var(--font-heading); font-size: var(--text-2xl); font-weight: 600; margin: 2.5rem 0 0.75rem; line-height: 1.25; color: var(--color-text); }
.prose h3 { font-family: var(--font-heading); font-size: var(--text-xl); font-weight: 600; margin: 2rem 0 0.5rem; }
.prose p { margin-bottom: 1.25rem; color: var(--color-text-light); }
.prose ul, .prose ol { margin: 0 0 1.25rem 1.5rem; color: var(--color-text-light); }
.prose li { margin-bottom: 0.4rem; }
.prose strong { font-weight: 600; color: var(--color-text); }
.prose a { color: var(--color-accent); text-decoration: underline; text-underline-offset: 2px; }
.prose a:hover { color: #8cc8ff; }
.prose blockquote { border-left: 3px solid;
    border-image: var(--gradient-rainbow) 1;
    padding: 0.5rem 0 0.5rem 1.5rem; margin: 1.5rem 0; color: var(--color-text-light); font-style: italic; }
.prose code { background: var(--color-bg-alt); padding: 0.15em 0.4em; border-radius: 3px; font-size: 0.9em; color: var(--color-accent); }
.prose hr { border: none; border-top: 1px solid var(--color-border); margin: 2rem 0; }

/* ------------------------------------------------------------------
   브레드크럼
   ------------------------------------------------------------------ */
.breadcrumb {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-2xl);
    display: flex;
    align-items: center;
    gap: 0.4rem;
    flex-wrap: wrap;
}

.breadcrumb a {
    color: var(--color-text-light);
    transition: color var(--transition-fast);
}

.breadcrumb a:hover {
    color: var(--color-accent);
}

.breadcrumb span {
    color: var(--color-border-dark);
}

/* ------------------------------------------------------------------
   블로그 리스트
   ------------------------------------------------------------------ */
.post-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.post-card {
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--color-border);
}

.post-card:last-child {
    border-bottom: none;
}

.post-date {
    font-family: var(--font-heading);
    font-size: var(--text-xs);
    font-weight: 500;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: block;
    margin-bottom: var(--spacing-sm);
}

.post-card-title {
    font-family: var(--font-heading);
    font-size: var(--text-2xl);
    font-weight: 600;
    line-height: 1.25;
    margin-bottom: var(--spacing-sm);
}

.post-card-title a {
    color: var(--color-text);
    transition: color var(--transition-fast);
}

.post-card-title a:hover {
    background: var(--gradient-rainbow);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.post-card-desc {
    font-size: var(--text-sm);
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
}

.post-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.post-tag {
    font-family: var(--font-heading);
    font-size: var(--text-xs);
    color: var(--color-accent);
    background: var(--color-accent-glow);
    padding: 0.15em 0.6em;
    border-radius: 3px;
    font-weight: 500;
}

/* ------------------------------------------------------------------
   페이지네이션
   ------------------------------------------------------------------ */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border);
}

.page-link {
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-accent);
    padding: 0.4rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.page-link:hover {
    border-color: var(--color-accent);
    background: var(--color-accent-glow);
}

.page-current {
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    font-weight: 500;
}

.empty-state {
    text-align: center;
    padding: var(--spacing-3xl) var(--spacing-lg);
    color: var(--color-text-muted);
}

/* ------------------------------------------------------------------
   블로그 상세 페이지
   ------------------------------------------------------------------ */
.blog-post-header {
    margin-bottom: var(--spacing-2xl);
}

.blog-post-title {
    font-family: var(--font-heading);
    font-size: var(--text-3xl);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.015em;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.blog-post-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    flex-wrap: wrap;
}

.meta-sep {
    color: var(--color-border-dark);
}

/* 이전/다음 글 네비게이션 */
.post-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-3xl);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid var(--color-border);
}

.post-nav-link {
    display: block;
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
    transition: border-color var(--transition-fast), background var(--transition-fast);
}

.post-nav-link:hover {
    border-color: var(--color-accent);
    background: var(--color-accent-glow);
}

.post-nav-label {
    display: block;
    font-family: var(--font-heading);
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.post-nav-title {
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text);
    line-height: 1.4;
}

.post-nav-link.next {
    text-align: right;
}

/* ------------------------------------------------------------------
   메인 홈 블로그 미리보기
   ------------------------------------------------------------------ */
.blog-preview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.blog-preview-card {
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.blog-preview-card:hover {
    border-color: var(--color-border-dark);
    box-shadow: var(--shadow-md);
}

.blog-preview-card .post-date {
    margin-bottom: var(--spacing-sm);
}

.blog-preview-title {
    font-family: var(--font-heading);
    font-size: var(--text-base);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}

.blog-preview-title a {
    color: var(--color-text);
    transition: color var(--transition-fast);
}

.blog-preview-title a:hover {
    color: var(--color-accent);
}

.blog-preview-desc {
    font-size: var(--text-sm);
    color: var(--color-text-light);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ------------------------------------------------------------------
   반응형 (모바일)
   ------------------------------------------------------------------ */
@media (max-width: 768px) {
    :root {
        --spacing-4xl: 4rem;
        --spacing-3xl: 3rem;
    }

    .site-nav {
        display: none;
    }

    .site-nav.open {
        display: block;
        position: absolute;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: rgba(15, 21, 29, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--color-border);
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .site-nav.open ul {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .menu-toggle {
        display: flex;
    }

    .hero-title {
        max-width: 100%;
    }

    .hero::before {
        width: 300px;
        height: 300px;
        top: 40%;
        right: -30%;
        opacity: 0.06;
    }

    .hero::after {
        width: 200px;
        height: 200px;
        bottom: -10%;
        left: -20%;
    }

    .hero-desc {
        font-size: var(--text-base);
    }

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

    .mission-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .blog-preview-grid {
        grid-template-columns: 1fr;
    }

    .post-nav {
        grid-template-columns: 1fr;
    }

    .post-card-title {
        font-size: var(--text-xl);
    }

    .blog-post-title {
        font-size: var(--text-2xl);
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
}

/* ------------------------------------------------------------------
   지역 퀵링크 그리드 (홈페이지)
   ------------------------------------------------------------------ */
.city-quicklinks {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-sm);
}

.city-quicklink {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: var(--spacing-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-light);
    transition: all var(--transition-base);
}

.city-quicklink:hover {
    border-color: var(--color-accent);
    background: var(--color-accent-glow);
    color: var(--color-accent);
}

/* ------------------------------------------------------------------
   카드 그리드 — 2열 (홈페이지 6카드)
   ------------------------------------------------------------------ */
.card-grid-2col {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

/* ------------------------------------------------------------------
   장르 허브 카드
   ------------------------------------------------------------------ */
.genre-hub-card {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.genre-hub-emoji {
    font-size: 2rem;
    line-height: 1;
    flex-shrink: 0;
}

/* ------------------------------------------------------------------
   섹션 배경 교차 (홈페이지 섹션 구분)
   ------------------------------------------------------------------ */
.section-alt {
    background: var(--color-bg-alt);
    padding: var(--spacing-4xl) var(--spacing-lg);
}

.section-alt .section-header {
    margin-bottom: var(--spacing-2xl);
}

/* ------------------------------------------------------------------
   콘텐츠 이미지
   ------------------------------------------------------------------ */
.content-image {
    display: block;
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin: var(--spacing-xl) 0;
    border: 1px solid var(--color-border);
}

/* ------------------------------------------------------------------
   모바일 대응 추가
   ------------------------------------------------------------------ */
@media (max-width: 768px) {
    .city-quicklinks {
        grid-template-columns: repeat(2, 1fr);
    }

    .card-grid-2col {
        grid-template-columns: 1fr;
    }
}


/* ------------------------------------------------------------------
   FAQ 아코디언
   ------------------------------------------------------------------ */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.faq-item {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md) var(--spacing-lg);
}

.faq-item summary {
    cursor: pointer;
    font-weight: 600;
    color: var(--color-text);
    list-style: none;
}

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

.faq-item summary::before {
    content: "Q.";
    color: var(--color-accent);
    margin-right: var(--spacing-sm);
}

.faq-item[open] summary {
    margin-bottom: var(--spacing-sm);
}

.faq-item p {
    color: var(--color-text-light);
    line-height: 1.8;
}

/* ------------------------------------------------------------------
   푸터 면책 문구
   ------------------------------------------------------------------ */
.footer-disclaimer {
    max-width: 720px;
    margin: 0 auto var(--spacing-sm);
    font-size: var(--text-xs);
    line-height: 1.7;
}

/* 로고 마크(골드 원본)를 스카이블루 톤으로 보정 */
.logo-img, .footer-logo-img { filter: hue-rotate(172deg) saturate(1.05); }

/* ==================================================================
   HOME — 메인 페이지 전용 (home-*)
   오피마트: 카탈로그형 — 좌측 정렬 히어로, 각진 카드
   ================================================================== */
.home-wrap { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--spacing-lg); }
.home-wrap-narrow { max-width: var(--max-width-narrow); }

/* --- 히어로 (문구 + 메인 사이트 CTA) --- */
.home-hero {
    position: relative;
    overflow: hidden;
    padding: var(--spacing-3xl) var(--spacing-lg) var(--spacing-3xl);
    background:
        radial-gradient(ellipse 55% 60% at 100% 0%, rgba(78,168,255,0.16), transparent 70%),
        radial-gradient(ellipse 40% 40% at 0% 100%, rgba(78,168,255,0.07), transparent 70%),
        var(--color-bg);
}
.home-hero::before {
    content: "";
    position: absolute; inset: 0;
    background-image: linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
    background-size: 40px 40px;
    mask-image: radial-gradient(ellipse 80% 80% at 30% 40%, #000 20%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse 80% 80% at 30% 40%, #000 20%, transparent 80%);
    pointer-events: none;
}
.home-hero-inner {
    position: relative;
    margin: 0 auto;
    max-width: var(--max-width);
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: var(--spacing-2xl);
    align-items: center;
    text-align: left;
}
.home-hero-copy { max-width: 54rem; }
.home-eyebrow {
    display: inline-flex; align-items: center; gap: 0.6rem;
    padding: 0.35rem 0.8rem;
    border: 1px solid rgba(78,168,255,0.35);
    background: rgba(78,168,255,0.08);
    border-radius: 4px;
    color: var(--color-accent);
    font-size: var(--text-sm); font-weight: 600;
    margin-bottom: var(--spacing-lg);
}
.home-eyebrow-dot { width: 7px; height: 7px; border-radius: 1px; background: var(--color-accent); box-shadow: 0 0 0 4px rgba(78,168,255,0.2); }
.home-title {
    font-family: var(--font-heading);
    font-size: clamp(2.2rem, 4.6vw, 3.5rem);
    line-height: 1.22; letter-spacing: -0.03em; font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-lg);
    word-break: keep-all;
}
.home-title em {
    font-style: normal;
    background: var(--gradient-rainbow);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: transparent;
}
.home-lead { font-size: var(--text-lg); line-height: 1.85; color: var(--color-text-light); margin-bottom: var(--spacing-xl); word-break: keep-all; }
.home-lead strong { color: var(--color-text); font-weight: 600; }
.home-actions { display: flex; flex-wrap: wrap; gap: var(--spacing-md); margin-bottom: var(--spacing-xl); }
.home-actions-center { justify-content: flex-start; margin-bottom: 0; }
.home-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.6rem;
    padding: 0.9rem 1.6rem;
    border-radius: 4px;
    font-weight: 600; font-size: var(--text-base);
    transition: transform var(--transition-fast), box-shadow var(--transition-base), background var(--transition-base), border-color var(--transition-base);
}
.home-btn-primary { background: var(--gradient-rainbow); color: #04101c; box-shadow: 0 8px 26px rgba(78,168,255,0.28); }
.home-btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(78,168,255,0.42); }
.home-btn-lg { padding: 1.55rem 3.6rem; font-size: 1.5rem; font-weight: 800; letter-spacing: -0.02em; box-shadow: 0 14px 42px rgba(78,168,255,0.44); }
.home-btn-lg svg { width: 28px; height: 28px; }
.home-btn-ghost { border: 1px solid var(--color-border-dark); color: var(--color-text); background: rgba(255,255,255,0.03); }
.home-btn-ghost:hover { border-color: var(--color-accent); color: var(--color-accent); }
.home-trust { list-style: none; display: flex; flex-wrap: wrap; justify-content: flex-start; margin-top: var(--spacing-xl); gap: var(--spacing-sm) var(--spacing-lg); color: var(--color-text-light); font-size: var(--text-sm); }
.home-trust li { display: inline-flex; align-items: center; gap: 0.4rem; }
.home-trust svg { color: var(--color-accent); flex-shrink: 0; }

/* --- 수치 스트립 (카탈로그 바) --- */
.home-stats { border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); background: var(--color-surface); }
.home-stats-inner { max-width: var(--max-width); margin: 0 auto; display: grid; grid-template-columns: repeat(4, 1fr); }
.home-stat { display: flex; align-items: baseline; gap: 0.7rem; padding: var(--spacing-lg) var(--spacing-lg); border-left: 1px solid var(--color-border); }
.home-stat:first-child { border-left: 0; }
.home-stat strong { font-size: 1.9rem; font-weight: 700; color: var(--color-accent); line-height: 1; }
.home-stat span { font-size: var(--text-sm); color: var(--color-text-light); word-break: keep-all; }

/* --- 공통 섹션 (좌측 정렬 헤드 + 하단 구분선) --- */
.home-section { padding: var(--spacing-3xl) 0; }
.home-section-alt { background: var(--color-surface); border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
.home-head { text-align: left; margin-bottom: var(--spacing-xl); padding-bottom: var(--spacing-md); border-bottom: 1px solid var(--color-border-dark); }
.home-head-row { display: flex; justify-content: space-between; align-items: flex-end; gap: var(--spacing-lg); }
.home-kicker { display: inline-block; font-size: var(--text-xs); letter-spacing: 0.1em; font-weight: 700; color: var(--color-bg); background: var(--color-accent); border-radius: 2px; padding: 0.15rem 0.55rem; margin-bottom: 0.7rem; }
.home-h2 { font-size: var(--text-3xl); letter-spacing: -0.02em; line-height: 1.3; color: var(--color-text); margin-bottom: 0.4rem; word-break: keep-all; }
.home-sub { color: var(--color-text-light); max-width: 620px; word-break: keep-all; }
.home-more { color: var(--color-accent); font-weight: 600; white-space: nowrap; }

/* --- 지역 (카탈로그 진열대) --- */
.home-cities { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--spacing-md); }
.home-city {
    display: flex; flex-direction: column; gap: 0.2rem;
    padding: 1rem 1.2rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-left: 3px solid var(--color-border-dark);
    border-radius: 4px;
    transition: border-color var(--transition-base), background var(--transition-base), transform var(--transition-fast);
}
.home-city:hover { border-color: rgba(78,168,255,0.5); border-left-color: var(--color-accent); background: rgba(78,168,255,0.06); transform: translateX(2px); }
.home-city strong { color: var(--color-text); font-weight: 600; }
.home-city span { color: var(--color-text-muted); font-size: var(--text-sm); }

/* --- 종류 (가로형 리스트 카드) --- */
.home-types { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--spacing-md); }
.home-type {
    display: grid;
    grid-template-columns: 56px minmax(0, 1fr) auto;
    grid-template-areas: "icon title tag" "icon desc desc";
    column-gap: var(--spacing-md); row-gap: 0.25rem; align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    transition: transform var(--transition-base), border-color var(--transition-base), background var(--transition-base);
}
.home-type:hover { transform: translateY(-2px); border-color: rgba(78,168,255,0.6); background: #0c1219; }
.home-type-icon { grid-area: icon; width: 56px; height: 56px; border-radius: 6px; display: grid; place-items: center; font-size: 1.8rem; line-height: 1; background: rgba(78,168,255,0.1); border: 1px solid rgba(78,168,255,0.2); }
.home-type-tag { grid-area: tag; justify-self: end; font-size: var(--text-xs); font-weight: 600; color: var(--color-accent); border: 1px solid rgba(78,168,255,0.4); background: rgba(78,168,255,0.08); border-radius: 3px; padding: 0.1rem 0.55rem; white-space: nowrap; }
.home-type h3 { grid-area: title; font-size: var(--text-lg); color: var(--color-text); }
.home-type p { grid-area: desc; font-size: var(--text-sm); color: var(--color-text-light); line-height: 1.65; word-break: keep-all; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* --- 목적별 --- */
.home-goals { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--spacing-md); }
.home-goal {
    display: flex; flex-direction: column; gap: 0.5rem;
    padding: var(--spacing-lg);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-top: 3px solid var(--color-border-dark);
    border-radius: 4px;
    transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}
.home-goal:hover { transform: translateY(-4px); border-color: rgba(78,168,255,0.55); border-top-color: var(--color-accent); box-shadow: 0 16px 40px rgba(0,0,0,0.35); }
.home-goal-icon { width: 48px; height: 48px; border-radius: 4px; display: grid; place-items: center; font-size: 1.5rem; background: rgba(78,168,255,0.12); margin-bottom: 0.4rem; }
.home-goal h3 { font-size: var(--text-xl); color: var(--color-text); word-break: keep-all; }
.home-goal p { color: var(--color-text-light); font-size: var(--text-sm); line-height: 1.7; word-break: keep-all; }
.home-goal-sub { margin-top: auto; padding-top: var(--spacing-sm); color: var(--color-accent); font-size: var(--text-sm); font-weight: 600; }

/* --- 단계 --- */
.home-steps { list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-md); counter-reset: none; }
.home-step { position: relative; padding: var(--spacing-xl); background: var(--color-bg); border: 1px solid var(--color-border); border-radius: 4px; }
.home-step-no { display: inline-block; font-size: var(--text-sm); font-weight: 800; letter-spacing: 0.08em; line-height: 1; color: var(--color-bg); background: var(--gradient-rainbow); border-radius: 2px; padding: 0.3rem 0.6rem; margin-bottom: var(--spacing-md); }
.home-step h3 { font-size: var(--text-xl); color: var(--color-text); margin-bottom: 0.5rem; }
.home-step p { color: var(--color-text-light); font-size: var(--text-sm); line-height: 1.8; word-break: keep-all; }
.home-about { max-width: var(--max-width-narrow); margin: var(--spacing-2xl) 0 0; text-align: left; color: var(--color-text-muted); font-size: var(--text-sm); line-height: 1.9; word-break: keep-all; padding-left: var(--spacing-md); border-left: 3px solid var(--color-border-dark); }

/* --- 칼럼 --- */
.home-posts { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-md); }
.home-post { display: flex; flex-direction: column; gap: 0.6rem; padding: var(--spacing-lg); background: var(--color-surface); border: 1px solid var(--color-border); border-radius: 4px; transition: transform var(--transition-base), border-color var(--transition-base); }
.home-post:hover { transform: translateY(-3px); border-color: rgba(78,168,255,0.5); }
.home-post h3 { font-size: var(--text-lg); line-height: 1.5; word-break: keep-all; }
.home-post h3 a { color: var(--color-text); }
.home-post h3 a:hover { color: var(--color-accent); }
.home-post p { color: var(--color-text-light); font-size: var(--text-sm); line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.home-post-link { margin-top: auto; color: var(--color-accent); font-size: var(--text-sm); font-weight: 600; }

/* --- CTA --- */
.home-cta { padding: var(--spacing-3xl) var(--spacing-lg); text-align: left; background: radial-gradient(ellipse 70% 100% at 50% 100%, rgba(78,168,255,0.16), transparent 70%), var(--color-bg); }
.home-cta-inner { max-width: var(--max-width); margin: 0 auto; padding: var(--spacing-2xl); border: 1px solid var(--color-border-dark); border-left: 4px solid var(--color-accent); border-radius: 6px; background: rgba(15,21,29,0.7); }
.home-cta h2 { font-size: var(--text-3xl); letter-spacing: -0.02em; color: var(--color-text); margin-bottom: var(--spacing-md); word-break: keep-all; }
.home-cta p { color: var(--color-text-light); margin-bottom: var(--spacing-xl); word-break: keep-all; }

/* --- 반응형 --- */
@media (max-width: 960px) {
    .home-hero-inner { grid-template-columns: 1fr; gap: var(--spacing-xl); }
    .home-goals { grid-template-columns: repeat(2, 1fr); }
    .home-cities { grid-template-columns: repeat(3, 1fr); }
    .home-stats-inner { grid-template-columns: repeat(2, 1fr); }
    .home-stat:nth-child(3) { border-left: 0; }
    .home-stat:nth-child(n+3) { border-top: 1px solid var(--color-border); }
}
@media (max-width: 640px) {
    .home-hero { padding: var(--spacing-2xl) var(--spacing-md) var(--spacing-2xl); }
    .br-pc { display: none; }
    .home-actions { flex-direction: column; }
    .home-btn { width: 100%; }
    .home-btn-lg { padding: 1.35rem 1rem; font-size: 1.3rem; }
    .home-section { padding: var(--spacing-2xl) 0; }
    .home-types, .home-goals, .home-steps, .home-posts { grid-template-columns: 1fr; }
    .home-type { grid-template-columns: 48px minmax(0, 1fr); grid-template-areas: "icon title" "icon tag" "desc desc"; }
    .home-type-icon { width: 48px; height: 48px; }
    .home-type-tag { justify-self: start; }
    .home-type p { margin-top: 0.3rem; }
    .home-cities { grid-template-columns: repeat(2, 1fr); }
    .home-head-row { flex-direction: column; align-items: flex-start; }
    .home-cta-inner { padding: var(--spacing-lg); }
}