/* ==========================================================================
   공통 스타일 - 모든 페이지에서 사용
   ========================================================================== */

/* 폰트 정의 */
@font-face {
    font-family: 'Aggravo';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/noonfonts_2108@1.1/SBAggroL.woff') format('woff');
    font-weight: 300;
    font-display: swap;
}

@font-face {
    font-family: 'Aggravo';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/noonfonts_2108@1.1/SBAggroM.woff') format('woff');
    font-weight: 500;
    font-display: swap;
}

@font-face {
    font-family: 'Aggravo';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/noonfonts_2108@1.1/SBAggroB.woff') format('woff');
    font-weight: 700;
    font-display: swap;
}

@font-face {
    font-family: 'Paperozi';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/2408-3@1.0/Paperlogy-1Thin.woff2') format('woff2');
    font-weight: 100;
    font-display: swap;
}

@font-face {
    font-family: 'Paperozi';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/2408-3@1.0/Paperlogy-2ExtraLight.woff2') format('woff2');
    font-weight: 200;
    font-display: swap;
}

@font-face {
    font-family: 'Paperozi';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/2408-3@1.0/Paperlogy-3Light.woff2') format('woff2');
    font-weight: 300;
    font-display: swap;
}

@font-face {
    font-family: 'Paperozi';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/2408-3@1.0/Paperlogy-4Regular.woff2') format('woff2');
    font-weight: 400;
    font-display: swap;
}

@font-face {
    font-family: 'Paperozi';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/2408-3@1.0/Paperlogy-5Medium.woff2') format('woff2');
    font-weight: 500;
    font-display: swap;
}

@font-face {
    font-family: 'Paperozi';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/2408-3@1.0/Paperlogy-6SemiBold.woff2') format('woff2');
    font-weight: 600;
    font-display: swap;
}

@font-face {
    font-family: 'Paperozi';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/2408-3@1.0/Paperlogy-7Bold.woff2') format('woff2');
    font-weight: 700;
    font-display: swap;
}

@font-face {
    font-family: 'Paperozi';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/2408-3@1.0/Paperlogy-8ExtraBold.woff2') format('woff2');
    font-weight: 800;
    font-display: swap;
}

@font-face {
    font-family: 'Paperozi';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/2408-3@1.0/Paperlogy-9Black.woff2') format('woff2');
    font-weight: 900;
    font-display: swap;
}

/* CSS 변수 정의 */
:root {
    /* 색상 팔레트 */
    --primary-color: #4a90e2;
    --primary-dark: #357abd;
    --primary-light: #6ba3e8;
    --secondary-color: #2ecc71;
    --accent-color: #e74c3c;
    
    /* 그레이 스케일 */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* 텍스트 색상 */
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    
    /* 배경 색상 */
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-gray: #f3f4f6;
    
    /* 테두리 */
    --border-color: #e5e7eb;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    
    /* 그림자 */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* 간격 */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* 컨테이너 */
    --container-max-width: 1200px;
    --header-height: 70px;
    
    /* 트랜지션 */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* 리셋 및 기본 스타일 */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'Paperozi', -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

a:hover {
    color: var(--primary-color);
}

/* 리스트 스타일 */
ul, ol {
    list-style: none;
}

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

/* 버튼 기본 스타일 */
button {
    font-family: inherit;
    font-size: inherit;
    cursor: pointer;
    border: none;
    background: none;
    transition: all var(--transition-normal);
}

button:disabled {
    cursor: not-allowed;
    opacity: 0.6;
}

/* 입력 필드 기본 스타일 */
input, textarea, select {
    font-family: inherit;
    font-size: inherit;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-sm) var(--spacing-md);
    transition: border-color var(--transition-fast);
}

input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

/* 컨테이너 */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    width: 100%;
}

/* 메인 콘텐츠 영역 */
main {
    flex: 1;
    padding: var(--spacing-2xl) 0;
}

/* 유틸리티 클래스 */
.text-center {
    text-align: center;
}

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

.text-right {
    text-align: right;
}

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.hidden {
    display: none !important;
}

.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;
}

/* 반응형 브레이크포인트 */
@media (max-width: 1024px) {
    :root {
        --container-max-width: 960px;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xl: 1.5rem;
        --spacing-2xl: 2rem;
        --header-height: 60px;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
    
    main {
        padding: var(--spacing-lg) 0;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
}

/* 쿠팡 파트너스 광고 - PC 전용 (1024px 이상에서만 표시) */
@media (min-width: 1024px) {
    .coupang-ad-container {
        display: block !important;
    }
}