/**
 * 테더마켓 메인 스타일시트 (테더나라 스타일)
 * assets/css/app.css
 */

/* CSS 변수 (테더나라 컬러 팔레트) */
:root {
    /* 테더나라 기본 컬러 */
    --primary-green: #00c896;
    --primary-green-dark: #00b085;
    --primary-green-light: #1dd1a1;
    --secondary-blue: #0084f6;
    --secondary-blue-dark: #0066cc;
    --accent-orange: #ff6b35;
    --accent-yellow: #ffc048;
    
    /* 상태 컬러 */
    --success: #00c896;
    --success-dark: #00b085;
    --danger: #ff4757;
    --danger-dark: #ff3838;
    --warning: #ffa502;
    --warning-dark: #ff9500;
    --info: #3742fa;
    --info-dark: #2f3542;
    
    /* 배경 컬러 (밝은 테마) */
    --bg-white: #ffffff;
    --bg-light: #f8f9fa;
    --bg-lighter: #f1f3f4;
    --bg-card: #ffffff;
    --bg-hover: #f5f6fa;
    --bg-input: #ffffff;
    --bg-overlay: rgba(0, 0, 0, 0.5);
    --bg-modal: rgba(0, 0, 0, 0.4);
    
    /* 텍스트 컬러 */
    --text-primary: #2c3e50;
    --text-secondary: #555555;
    --text-muted: #888888;
    --text-light: #aaaaaa;
    --text-white: #ffffff;
    --text-success: var(--success);
    --text-danger: var(--danger);
    --text-warning: var(--warning);
    --text-info: var(--info);
    
    /* 보더 컬러 */
    --border-light: #e9ecef;
    --border-medium: #dee2e6;
    --border-strong: #ced4da;
    --border-input: #ced4da;
    --border-focus: var(--primary-green);
    
    /* 그림자 */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 16px 32px rgba(0, 0, 0, 0.18);
    --shadow-glow: 0 0 20px rgba(0, 200, 150, 0.3);
    
    /* 간격 */
    --spacing-xs: 0.25rem;    /* 4px */
    --spacing-sm: 0.5rem;     /* 8px */
    --spacing-md: 1rem;       /* 16px */
    --spacing-lg: 1.5rem;     /* 24px */
    --spacing-xl: 2rem;       /* 32px */
    --spacing-2xl: 3rem;      /* 48px */
    --spacing-3xl: 4rem;      /* 64px */
    
    /* 보더 라디우스 */
    --radius-xs: 2px;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 20px;
    --radius-full: 50%;
    
    /* 트랜지션 */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-toast: 9999;
    
    /* 폰트 */
    --font-family: 'Noto Sans KR', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'Roboto Mono', Monaco, 'Cascadia Code', 'Segoe UI Mono', monospace;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    
    /* 폰트 크기 */
    --font-size-xs: 0.75rem;   /* 12px */
    --font-size-sm: 0.875rem;  /* 14px */
    --font-size-base: 1rem;    /* 16px */
    --font-size-lg: 1.125rem;  /* 18px */
    --font-size-xl: 1.25rem;   /* 20px */
    --font-size-2xl: 1.5rem;   /* 24px */
    --font-size-3xl: 1.875rem; /* 30px */
    --font-size-4xl: 2.25rem;  /* 36px */
    --font-size-5xl: 3rem;     /* 48px */
    
    /* 라인 높이 */
    --leading-none: 1;
    --leading-tight: 1.25;
    --leading-snug: 1.375;
    --leading-normal: 1.5;
    --leading-relaxed: 1.625;
    --leading-loose: 2;
    
    /* 브레이크포인트 */
    --breakpoint-sm: 576px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 992px;
    --breakpoint-xl: 1200px;
    --breakpoint-2xl: 1400px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    line-height: 1.15;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--leading-normal);
    color: var(--text-primary);
    background-color: var(--bg-light);
    overflow-x: hidden;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* 스크롤바 커스터마이징 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-lighter);
    border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-green);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-green-dark);
}

::-webkit-scrollbar-corner {
    background: var(--bg-lighter);
}

/* Firefox 스크롤바 */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--primary-green) var(--bg-lighter);
}

/* 선택 텍스트 스타일 */
::selection {
    background: var(--primary-green);
    color: white;
    text-shadow: none;
}

::-moz-selection {
    background: var(--primary-green);
    color: white;
    text-shadow: none;
}

/* 포커스 스타일 */
*:focus {
    outline: 2px solid var(--primary-green);
    outline-offset: 2px;
}

.focus\:outline-none:focus {
    outline: none;
}

/* 기본 요소 스타일링 */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: var(--leading-tight);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
    margin-bottom: var(--spacing-md);
    line-height: var(--leading-relaxed);
}

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

a:hover {
    color: var(--primary-green-dark);
    text-decoration: underline;
}

ul, ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-xl);
}

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

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

/* 레이아웃 유틸리티 */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.container-fluid {
    width: 100%;
    padding: 0 var(--spacing-lg);
}

.container-sm { max-width: 540px; }
.container-md { max-width: 720px; }
.container-lg { max-width: 960px; }
.container-xl { max-width: 1140px; }

/* 그리드 시스템 */
.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 calc(-1 * var(--spacing-md));
}

.col {
    flex: 1;
    padding: 0 var(--spacing-md);
}

.col-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
.col-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
.col-3 { flex: 0 0 25%; max-width: 25%; }
.col-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
.col-5 { flex: 0 0 41.666667%; max-width: 41.666667%; }
.col-6 { flex: 0 0 50%; max-width: 50%; }
.col-7 { flex: 0 0 58.333333%; max-width: 58.333333%; }
.col-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
.col-9 { flex: 0 0 75%; max-width: 75%; }
.col-10 { flex: 0 0 83.333333%; max-width: 83.333333%; }
.col-11 { flex: 0 0 91.666667%; max-width: 91.666667%; }
.col-12 { flex: 0 0 100%; max-width: 100%; }

/* CSS Grid 시스템 */
.grid {
    display: grid;
    gap: var(--spacing-xl);
}

.grid-1 { grid-template-columns: 1fr; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-5 { grid-template-columns: repeat(5, 1fr); }
.grid-6 { grid-template-columns: repeat(6, 1fr); }

.grid-auto-fit {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-auto-fill {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
}

/* Flexbox 유틸리티 */
.d-flex { display: flex; }
.d-inline-flex { display: inline-flex; }
.flex-row { flex-direction: row; }
.flex-column { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }

.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.justify-evenly { justify-content: space-evenly; }

.align-start { align-items: flex-start; }
.align-center { align-items: center; }
.align-end { align-items: flex-end; }
.align-stretch { align-items: stretch; }

.flex-1 { flex: 1; }
.flex-auto { flex: auto; }
.flex-none { flex: none; }

/* 간격 유틸리티 */
.gap-xs { gap: var(--spacing-xs); }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }
.gap-xl { gap: var(--spacing-xl); }
.gap-2xl { gap: var(--spacing-2xl); }

/* 여백 유틸리티 */
.m-0 { margin: 0; }
.m-auto { margin: auto; }
.mx-auto { margin-left: auto; margin-right: auto; }
.my-auto { margin-top: auto; margin-bottom: auto; }

.mt-0 { margin-top: 0; }
.mt-xs { margin-top: var(--spacing-xs); }
.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); }
.mt-2xl { margin-top: var(--spacing-2xl); }

.mb-0 { margin-bottom: 0; }
.mb-xs { margin-bottom: var(--spacing-xs); }
.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); }
.mb-2xl { margin-bottom: var(--spacing-2xl); }

.ml-0 { margin-left: 0; }
.ml-xs { margin-left: var(--spacing-xs); }
.ml-sm { margin-left: var(--spacing-sm); }
.ml-md { margin-left: var(--spacing-md); }
.ml-lg { margin-left: var(--spacing-lg); }
.ml-xl { margin-left: var(--spacing-xl); }

.mr-0 { margin-right: 0; }
.mr-xs { margin-right: var(--spacing-xs); }
.mr-sm { margin-right: var(--spacing-sm); }
.mr-md { margin-right: var(--spacing-md); }
.mr-lg { margin-right: var(--spacing-lg); }
.mr-xl { margin-right: var(--spacing-xl); }

/* 패딩 유틸리티 */
.p-0 { padding: 0; }
.p-xs { padding: var(--spacing-xs); }
.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }
.p-2xl { padding: var(--spacing-2xl); }

.px-0 { padding-left: 0; padding-right: 0; }
.px-xs { padding-left: var(--spacing-xs); padding-right: var(--spacing-xs); }
.px-sm { padding-left: var(--spacing-sm); padding-right: var(--spacing-sm); }
.px-md { padding-left: var(--spacing-md); padding-right: var(--spacing-md); }
.px-lg { padding-left: var(--spacing-lg); padding-right: var(--spacing-lg); }
.px-xl { padding-left: var(--spacing-xl); padding-right: var(--spacing-xl); }

.py-0 { padding-top: 0; padding-bottom: 0; }
.py-xs { padding-top: var(--spacing-xs); padding-bottom: var(--spacing-xs); }
.py-sm { padding-top: var(--spacing-sm); padding-bottom: var(--spacing-sm); }
.py-md { padding-top: var(--spacing-md); padding-bottom: var(--spacing-md); }
.py-lg { padding-top: var(--spacing-lg); padding-bottom: var(--spacing-lg); }
.py-xl { padding-top: var(--spacing-xl); padding-bottom: var(--spacing-xl); }

/* 텍스트 유틸리티 */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-justify { text-align: justify; }

.text-xs { font-size: var(--font-size-xs); }
.text-sm { font-size: var(--font-size-sm); }
.text-base { font-size: var(--font-size-base); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }
.text-2xl { font-size: var(--font-size-2xl); }
.text-3xl { font-size: var(--font-size-3xl); }
.text-4xl { font-size: var(--font-size-4xl); }

.font-light { font-weight: var(--font-weight-light); }
.font-normal { font-weight: var(--font-weight-normal); }
.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold { font-weight: var(--font-weight-bold); }
.font-extrabold { font-weight: var(--font-weight-extrabold); }

.font-mono { font-family: var(--font-mono); }

.leading-none { line-height: var(--leading-none); }
.leading-tight { line-height: var(--leading-tight); }
.leading-normal { line-height: var(--leading-normal); }
.leading-relaxed { line-height: var(--leading-relaxed); }

.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-light { color: var(--text-light); }
.text-white { color: var(--text-white); }
.text-success { color: var(--text-success); }
.text-danger { color: var(--text-danger); }
.text-warning { color: var(--text-warning); }
.text-info { color: var(--text-info); }

.uppercase { text-transform: uppercase; }
.lowercase { text-transform: lowercase; }
.capitalize { text-transform: capitalize; }

.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* 배경 유틸리티 */
.bg-white { background-color: var(--bg-white); }
.bg-light { background-color: var(--bg-light); }
.bg-lighter { background-color: var(--bg-lighter); }
.bg-card { background-color: var(--bg-card); }
.bg-hover { background-color: var(--bg-hover); }

.bg-primary { background-color: var(--primary-green); color: white; }
.bg-secondary { background-color: var(--secondary-blue); color: white; }
.bg-success { background-color: var(--success); color: white; }
.bg-danger { background-color: var(--danger); color: white; }
.bg-warning { background-color: var(--warning); color: white; }
.bg-info { background-color: var(--info); color: white; }

/* 보더 유틸리티 */
.border { border: 1px solid var(--border-light); }
.border-2 { border: 2px solid var(--border-light); }
.border-0 { border: none; }

.border-light { border-color: var(--border-light); }
.border-medium { border-color: var(--border-medium); }
.border-strong { border-color: var(--border-strong); }
.border-primary { border-color: var(--primary-green); }
.border-success { border-color: var(--success); }
.border-danger { border-color: var(--danger); }
.border-warning { border-color: var(--warning); }
.border-info { border-color: var(--info); }

.border-t { border-top: 1px solid var(--border-light); }
.border-b { border-bottom: 1px solid var(--border-light); }
.border-l { border-left: 1px solid var(--border-light); }
.border-r { border-right: 1px solid var(--border-light); }

.rounded { border-radius: var(--radius-md); }
.rounded-sm { border-radius: var(--radius-sm); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-2xl { border-radius: var(--radius-2xl); }
.rounded-full { border-radius: var(--radius-full); }

.rounded-t { border-top-left-radius: var(--radius-md); border-top-right-radius: var(--radius-md); }
.rounded-b { border-bottom-left-radius: var(--radius-md); border-bottom-right-radius: var(--radius-md); }

/* 그림자 유틸리티 */
.shadow-none { box-shadow: none; }
.shadow-xs { box-shadow: var(--shadow-xs); }
.shadow { box-shadow: var(--shadow-sm); }
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }
.shadow-glow { box-shadow: var(--shadow-glow); }

/* 디스플레이 유틸리티 */
.d-none { display: none; }
.d-block { display: block; }
.d-inline { display: inline; }
.d-inline-block { display: inline-block; }
.d-grid { display: grid; }

/* 위치 유틸리티 */
.position-static { position: static; }
.position-relative { position: relative; }
.position-absolute { position: absolute; }
.position-fixed { position: fixed; }
.position-sticky { position: sticky; }

.top-0 { top: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }
.right-0 { right: 0; }

.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }

/* Z-index 유틸리티 */
.z-0 { z-index: 0; }
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }
.z-auto { z-index: auto; }

/* 오버플로우 유틸리티 */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-scroll { overflow: scroll; }
.overflow-x-hidden { overflow-x: hidden; }
.overflow-y-hidden { overflow-y: hidden; }
.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }

/* 불투명도 유틸리티 */
.opacity-0 { opacity: 0; }
.opacity-25 { opacity: 0.25; }
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }
.opacity-100 { opacity: 1; }

/* 너비/높이 유틸리티 */
.w-auto { width: auto; }
.w-full { width: 100%; }
.w-screen { width: 100vw; }

.h-auto { height: auto; }
.h-full { height: 100%; }
.h-screen { height: 100vh; }

.min-w-0 { min-width: 0; }
.min-w-full { min-width: 100%; }

.min-h-0 { min-height: 0; }
.min-h-full { min-height: 100%; }
.min-h-screen { min-height: 100vh; }

.max-w-none { max-width: none; }
.max-w-xs { max-width: 20rem; }
.max-w-sm { max-width: 24rem; }
.max-w-md { max-width: 28rem; }
.max-w-lg { max-width: 32rem; }
.max-w-xl { max-width: 36rem; }
.max-w-2xl { max-width: 42rem; }
.max-w-3xl { max-width: 48rem; }
.max-w-4xl { max-width: 56rem; }
.max-w-5xl { max-width: 64rem; }
.max-w-6xl { max-width: 72rem; }
.max-w-7xl { max-width: 80rem; }
.max-w-full { max-width: 100%; }

/* 컴포넌트 스타일 */

/* 버튼 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    user-select: none;
    white-space: nowrap;
    vertical-align: middle;
    line-height: 1;
    min-height: 38px;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* 버튼 크기 */
.btn-xs {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-xs);
    min-height: 28px;
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
    min-height: 32px;
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-lg);
    min-height: 48px;
}

.btn-xl {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-xl);
    min-height: 56px;
}

/* 버튼 스타일 */
.btn-primary {
    background: var(--primary-green);
    color: white;
    border-color: var(--primary-green);
}

.btn-primary:hover {
    background: var(--primary-green-dark);
    border-color: var(--primary-green-dark);
    color: white;
    text-decoration: none;
}

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

.btn-secondary:hover {
    background: var(--secondary-blue-dark);
    border-color: var(--secondary-blue-dark);
    color: white;
    text-decoration: none;
}

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

.btn-success:hover {
    background: var(--success-dark);
    border-color: var(--success-dark);
    color: white;
    text-decoration: none;
}

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

.btn-danger:hover {
    background: var(--danger-dark);
    border-color: var(--danger-dark);
    color: white;
    text-decoration: none;
}

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

.btn-warning:hover {
    background: var(--warning-dark);
    border-color: var(--warning-dark);
    color: white;
    text-decoration: none;
}

.btn-outline {
    background: transparent;
    color: var(--primary-green);
    border-color: var(--primary-green);
}

.btn-outline:hover {
    background: var(--primary-green);
    color: white;
    text-decoration: none;
}

.btn-outline-secondary {
    background: transparent;
    color: var(--secondary-blue);
    border-color: var(--secondary-blue);
}

.btn-outline-secondary:hover {
    background: var(--secondary-blue);
    color: white;
    text-decoration: none;
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-light);
}

.btn-ghost:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    text-decoration: none;
}

.btn-link {
    background: transparent;
    color: var(--primary-green);
    border: none;
    padding: 0;
    text-decoration: underline;
}

.btn-link:hover {
    color: var(--primary-green-dark);
    text-decoration: underline;
}

/* 버튼 그룹 */
.btn-group {
    display: inline-flex;
    vertical-align: middle;
}

.btn-group .btn {
    border-radius: 0;
    border-right-width: 0;
}

.btn-group .btn:first-child {
    border-top-left-radius: var(--radius-sm);
    border-bottom-left-radius: var(--radius-sm);
}

.btn-group .btn:last-child {
    border-top-right-radius: var(--radius-sm);
    border-bottom-right-radius: var(--radius-sm);
    border-right-width: 1px;
}

/* 카드 */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-header {
    padding: var(--spacing-lg) var(--spacing-xl);
    border-bottom: 1px solid var(--border-light);
    margin: calc(-1 * var(--spacing-xl)) calc(-1 * var(--spacing-xl)) var(--spacing-lg);
    border-top-left-radius: var(--radius-lg);
    border-top-right-radius: var(--radius-lg);
    background: var(--bg-lighter);
}

.card-body {
    padding: var(--spacing-lg) 0;
}

.card-footer {
    padding: var(--spacing-lg) var(--spacing-xl);
    border-top: 1px solid var(--border-light);
    margin: var(--spacing-lg) calc(-1 * var(--spacing-xl)) calc(-1 * var(--spacing-xl));
    border-bottom-left-radius: var(--radius-lg);
    border-bottom-right-radius: var(--radius-lg);
    background: var(--bg-lighter);
}

.card-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin: 0;
}

.card-subtitle {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin: 0;
}

/* 입력 폼 */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.form-control {
    display: block;
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-input);
    border: 1px solid var(--border-input);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    line-height: var(--leading-normal);
    transition: var(--transition-fast);
    min-height: 38px;
}

.form-control:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(0, 200, 150, 0.1);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-control:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background-color: var(--bg-lighter);
}

.form-control-sm {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-sm);
    min-height: 32px;
}

.form-control-lg {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-lg);
    min-height: 48px;
}

.form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right var(--spacing-sm) center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: var(--spacing-2xl);
    appearance: none;
}

.form-text {
    margin-top: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

/* 체크박스 & 라디오 */
.form-check {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.form-check-input {
    width: 1.2rem;
    height: 1.2rem;
    margin-right: var(--spacing-sm);
    background: var(--bg-input);
    border: 1px solid var(--border-input);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-fast);
}

.form-check-input:checked {
    background: var(--primary-green);
    border-color: var(--primary-green);
}

.form-check-input[type="radio"] {
    border-radius: var(--radius-full);
}

.form-check-label {
    color: var(--text-secondary);
    cursor: pointer;
    font-size: var(--font-size-sm);
}

.form-check-inline {
    display: inline-flex;
    margin-right: var(--spacing-lg);
    margin-bottom: 0;
}

/* 입력 그룹 */
.input-group {
    display: flex;
    width: 100%;
}

.input-group .form-control {
    position: relative;
    flex: 1 1 auto;
    border-radius: 0;
    border-right: 0;
}

.input-group .form-control:first-child {
    border-top-left-radius: var(--radius-sm);
    border-bottom-left-radius: var(--radius-sm);
}

.input-group .form-control:last-child {
    border-top-right-radius: var(--radius-sm);
    border-bottom-right-radius: var(--radius-sm);
    border-right: 1px solid var(--border-input);
}

.input-group-text {
    display: flex;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-normal);
    color: var(--text-muted);
    text-align: center;
    white-space: nowrap;
    background-color: var(--bg-lighter);
    border: 1px solid var(--border-input);
}

.input-group-text:first-child {
    border-top-left-radius: var(--radius-sm);
    border-bottom-left-radius: var(--radius-sm);
    border-right: 0;
}

.input-group-text:last-child {
    border-top-right-radius: var(--radius-sm);
    border-bottom-right-radius: var(--radius-sm);
    border-left: 0;
}

/* 테이블 */
.table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.table th,
.table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border-light);
    font-size: var(--font-size-sm);
    vertical-align: middle;
}

.table th {
    background: var(--bg-lighter);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    white-space: nowrap;
    position: sticky;
    top: 0;
    z-index: 10;
}

.table tbody tr {
    transition: var(--transition-fast);
}

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

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

.table-responsive {
    overflow-x: auto;
    border-radius: var(--radius-lg);
}

.table-sm th,
.table-sm td {
    padding: var(--spacing-sm);
}

.table-lg th,
.table-lg td {
    padding: var(--spacing-lg);
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(0, 0, 0, 0.02);
}

.table-bordered {
    border: 1px solid var(--border-light);
}

.table-bordered th,
.table-bordered td {
    border: 1px solid var(--border-light);
}

.table-borderless th,
.table-borderless td,
.table-borderless thead th,
.table-borderless tbody + tbody {
    border: 0;
}

/* 뱃지 */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
    vertical-align: middle;
}

.badge-primary { background: var(--primary-green); color: white; }
.badge-secondary { background: var(--secondary-blue); color: white; }
.badge-success { background: var(--success); color: white; }
.badge-danger { background: var(--danger); color: white; }
.badge-warning { background: var(--warning); color: white; }
.badge-info { background: var(--info); color: white; }
.badge-light { background: var(--bg-lighter); color: var(--text-secondary); }
.badge-dark { background: var(--text-primary); color: white; }

.badge-outline {
    background: transparent;
    border: 1px solid currentColor;
}

.badge-pill {
    border-radius: var(--radius-full);
}

/* 알림 */
.alert {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.alert-dismissible {
    padding-right: var(--spacing-2xl);
}

.alert-success {
    background: rgba(0, 200, 150, 0.1);
    border-color: var(--success);
    color: var(--success-dark);
}

.alert-danger {
    background: rgba(255, 71, 87, 0.1);
    border-color: var(--danger);
    color: var(--danger-dark);
}

.alert-warning {
    background: rgba(255, 165, 2, 0.1);
    border-color: var(--warning);
    color: var(--warning-dark);
}

.alert-info {
    background: rgba(55, 66, 250, 0.1);
    border-color: var(--info);
    color: var(--info-dark);
}

.alert-light {
    background: var(--bg-lighter);
    border-color: var(--border-light);
    color: var(--text-secondary);
}

.alert-heading {
    color: inherit;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
}

.alert-link {
    font-weight: var(--font-weight-semibold);
    color: inherit;
}

.alert .close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: none;
    border: none;
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: inherit;
    opacity: 0.5;
    cursor: pointer;
    transition: var(--transition-fast);
}

.alert .close:hover {
    opacity: 1;
}

/* 모달 */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    z-index: var(--z-modal);
    width: 100%;
    height: 100%;
    overflow-x: hidden;
    overflow-y: auto;
    outline: 0;
    background: var(--bg-modal);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

.modal.show {
    opacity: 1;
    visibility: visible;
}

.modal-dialog {
    position: relative;
    width: auto;
    margin: var(--spacing-lg);
    pointer-events: none;
    transform: scale(0.7);
    transition: var(--transition-normal);
}

.modal.show .modal-dialog {
    transform: scale(1);
}

.modal-content {
    position: relative;
    display: flex;
    flex-direction: column;
    width: 100%;
    pointer-events: auto;
    background-color: var(--bg-white);
    background-clip: padding-box;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    outline: 0;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--border-light);
    border-top-left-radius: var(--radius-xl);
    border-top-right-radius: var(--radius-xl);
}

.modal-title {
    margin: 0;
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
}

.modal-body {
    position: relative;
    flex: 1 1 auto;
    padding: var(--spacing-xl);
}

.modal-footer {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    padding: var(--spacing-xl);
    border-top: 1px solid var(--border-light);
    border-bottom-right-radius: var(--radius-xl);
    border-bottom-left-radius: var(--radius-xl);
    gap: var(--spacing-sm);
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

/* 모달 크기 */
.modal-sm .modal-dialog { max-width: 300px; }
.modal-lg .modal-dialog { max-width: 800px; }
.modal-xl .modal-dialog { max-width: 1140px; }

/* 드롭다운 */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-toggle {
    background: var(--bg-input);
    border: 1px solid var(--border-input);
    color: var(--text-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: var(--transition-fast);
}

.dropdown-toggle:hover {
    background: var(--bg-hover);
}

.dropdown-toggle::after {
    content: '';
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid currentColor;
    margin-left: auto;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    z-index: var(--z-dropdown);
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    min-width: 200px;
    max-width: 300px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-fast);
    padding: var(--spacing-xs) 0;
    margin-top: var(--spacing-xs);
}

.dropdown.show .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: block;
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    clear: both;
    font-weight: var(--font-weight-normal);
    color: var(--text-secondary);
    text-align: inherit;
    text-decoration: none;
    white-space: nowrap;
    background-color: transparent;
    border: 0;
    cursor: pointer;
    transition: var(--transition-fast);
}

.dropdown-item:hover,
.dropdown-item:focus {
    background: var(--bg-hover);
    color: var(--text-primary);
    text-decoration: none;
}

.dropdown-item.active {
    background: var(--primary-green);
    color: white;
}

.dropdown-item:disabled {
    color: var(--text-muted);
    pointer-events: none;
    background-color: transparent;
}

.dropdown-divider {
    height: 0;
    margin: var(--spacing-xs) 0;
    overflow: hidden;
    border-top: 1px solid var(--border-light);
}

.dropdown-header {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    margin-bottom: 0;
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    white-space: nowrap;
    font-weight: var(--font-weight-semibold);
}

/* 탭 */
.nav-tabs {
    border-bottom: 1px solid var(--border-light);
    margin-bottom: var(--spacing-xl);
}

.nav-tabs .nav-item {
    margin-bottom: -1px;
}

.nav-tabs .nav-link {
    display: block;
    padding: var(--spacing-md) var(--spacing-lg);
    border: 1px solid transparent;
    border-top-left-radius: var(--radius-sm);
    border-top-right-radius: var(--radius-sm);
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition-fast);
    background: none;
    cursor: pointer;
}

.nav-tabs .nav-link:hover {
    border-color: var(--border-light) var(--border-light) var(--border-light);
    color: var(--text-secondary);
}

.nav-tabs .nav-link.active {
    color: var(--primary-green);
    background-color: var(--bg-white);
    border-color: var(--border-light) var(--border-light) var(--bg-white);
    border-bottom: 1px solid var(--bg-white);
}

.tab-content {
    padding: var(--spacing-lg) 0;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

/* 토스트 알림 */
.toast {
    position: fixed;
    top: var(--spacing-xl);
    right: var(--spacing-xl);
    z-index: var(--z-toast);
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-md) var(--spacing-lg);
    min-width: 300px;
    max-width: 400px;
    transform: translateX(100%);
    opacity: 0;
    transition: var(--transition-normal);
}

.toast.show {
    transform: translateX(0);
    opacity: 1;
}

.toast-header {
    display: flex;
    align-items: center;
    padding-bottom: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-light);
}

.toast-title {
    font-weight: var(--font-weight-semibold);
    margin-right: auto;
    color: var(--text-primary);
}

.toast-time {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-right: var(--spacing-sm);
}

.toast-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: var(--font-size-lg);
    cursor: pointer;
    padding: 0;
    transition: var(--transition-fast);
}

.toast-close:hover {
    color: var(--text-primary);
}

.toast-body {
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
}

.toast-success {
    border-left: 4px solid var(--success);
}

.toast-danger {
    border-left: 4px solid var(--danger);
}

.toast-warning {
    border-left: 4px solid var(--warning);
}

.toast-info {
    border-left: 4px solid var(--info);
}

/* 로딩 스피너 */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-light);
    border-top: 4px solid var(--primary-green);
    border-radius: var(--radius-full);
    animation: spin 1s linear infinite;
}

.spinner-sm {
    width: 20px;
    height: 20px;
    border-width: 2px;
}

.spinner-lg {
    width: 60px;
    height: 60px;
    border-width: 6px;
}

.spinner-border {
    display: inline-block;
    width: 2rem;
    height: 2rem;
    vertical-align: text-bottom;
    border: 0.25em solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spinner-border 0.75s linear infinite;
}

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

@keyframes spinner-border {
    to { transform: rotate(360deg); }
}

/* 프로그레스 바 */
.progress {
    display: flex;
    height: 1rem;
    overflow: hidden;
    background-color: var(--bg-lighter);
    border-radius: var(--radius-full);
}

.progress-bar {
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
    color: white;
    text-align: center;
    white-space: nowrap;
    background-color: var(--primary-green);
    transition: width 0.6s ease;
}

.progress-bar-striped {
    background-image: linear-gradient(45deg, rgba(255, 255, 255, 0.15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.15) 75%, transparent 75%, transparent);
    background-size: 1rem 1rem;
}

.progress-bar-animated {
    animation: progress-bar-stripes 1s linear infinite;
}

@keyframes progress-bar-stripes {
    0% { background-position-x: 1rem; }
}

/* 페이지네이션 */
.pagination {
    display: flex;
    padding-left: 0;
    list-style: none;
    border-radius: var(--radius-sm);
    gap: var(--spacing-xs);
}

.page-item {
    display: flex;
}

.page-link {
    position: relative;
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--primary-green);
    text-decoration: none;
    background-color: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.page-link:hover {
    z-index: 2;
    color: var(--primary-green-dark);
    text-decoration: none;
    background-color: var(--bg-hover);
    border-color: var(--border-medium);
}

.page-item.active .page-link {
    z-index: 3;
    color: white;
    background-color: var(--primary-green);
    border-color: var(--primary-green);
}

.page-item.disabled .page-link {
    color: var(--text-muted);
    pointer-events: none;
    background-color: var(--bg-lighter);
    border-color: var(--border-light);
}

.pagination-lg .page-link {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-lg);
}

.pagination-sm .page-link {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-sm);
}

/* 브레드크럼 */
.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    padding: var(--spacing-md) 0;
    margin-bottom: var(--spacing-lg);
    list-style: none;
    background-color: transparent;
    border-radius: var(--radius-sm);
}

.breadcrumb-item {
    display: flex;
}

.breadcrumb-item + .breadcrumb-item {
    padding-left: var(--spacing-sm);
}

.breadcrumb-item + .breadcrumb-item::before {
    display: inline-block;
    padding-right: var(--spacing-sm);
    color: var(--text-muted);
    content: "/";
}

.breadcrumb-item.active {
    color: var(--text-muted);
}

/* 아코디언 */
.accordion {
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.accordion-item {
    background-color: var(--bg-white);
    border: 1px solid var(--border-light);
}

.accordion-item:not(:first-of-type) {
    border-top: 0;
}

.accordion-header {
    margin-bottom: 0;
}

.accordion-button {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
    padding: var(--spacing-lg) var(--spacing-xl);
    font-size: var(--font-size-base);
    color: var(--text-primary);
    text-align: left;
    background-color: var(--bg-white);
    border: 0;
    border-radius: 0;
    overflow-anchor: none;
    transition: var(--transition-fast);
    cursor: pointer;
}

.accordion-button:not(.collapsed) {
    color: var(--primary-green);
    background-color: var(--bg-lighter);
}

.accordion-button::after {
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
    margin-left: auto;
    content: "";
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23212529'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-size: 1.25rem;
    transition: transform 0.2s ease-in-out;
}

.accordion-button:not(.collapsed)::after {
    transform: rotate(-180deg);
}

.accordion-collapse {
    border-top: 1px solid var(--border-light);
}

.accordion-body {
    padding: var(--spacing-lg) var(--spacing-xl);
}

/* 리스트 그룹 */
.list-group {
    display: flex;
    flex-direction: column;
    padding-left: 0;
    margin-bottom: 0;
    border-radius: var(--radius-lg);
}

.list-group-item {
    position: relative;
    display: block;
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--text-secondary);
    text-decoration: none;
    background-color: var(--bg-white);
    border: 1px solid var(--border-light);
}

.list-group-item:first-child {
    border-top-left-radius: inherit;
    border-top-right-radius: inherit;
}

.list-group-item:last-child {
    border-bottom-right-radius: inherit;
    border-bottom-left-radius: inherit;
}

.list-group-item + .list-group-item {
    border-top-width: 0;
}

.list-group-item:hover {
    z-index: 1;
    color: var(--text-primary);
    background-color: var(--bg-hover);
}

.list-group-item.active {
    z-index: 2;
    color: white;
    background-color: var(--primary-green);
    border-color: var(--primary-green);
}

.list-group-item:disabled {
    color: var(--text-muted);
    pointer-events: none;
    background-color: var(--bg-lighter);
}

.list-group-flush {
    border-radius: 0;
}

.list-group-flush .list-group-item {
    border-width: 0 0 1px;
    border-radius: 0;
}

.list-group-flush .list-group-item:last-child {
    border-bottom-width: 0;
}

/* 미디어 쿼리 및 반응형 유틸리티 */
@media (max-width: 575.98px) {
    .d-sm-none { display: none !important; }
    .d-sm-inline { display: inline !important; }
    .d-sm-inline-block { display: inline-block !important; }
    .d-sm-block { display: block !important; }
    .d-sm-grid { display: grid !important; }
    .d-sm-table { display: table !important; }
    .d-sm-table-row { display: table-row !important; }
    .d-sm-table-cell { display: table-cell !important; }
    .d-sm-flex { display: flex !important; }
    .d-sm-inline-flex { display: inline-flex !important; }
}

@media (max-width: 767.98px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .d-md-none { display: none !important; }
    .d-md-inline { display: inline !important; }
    .d-md-inline-block { display: inline-block !important; }
    .d-md-block { display: block !important; }
    .d-md-grid { display: grid !important; }
    .d-md-flex { display: flex !important; }
    .d-md-inline-flex { display: inline-flex !important; }
    
    .grid-2,
    .grid-3,
    .grid-4,
    .grid-5,
    .grid-6 {
        grid-template-columns: 1fr;
    }
    
    .modal-dialog {
        margin: var(--spacing-md);
    }
    
    .btn-group {
        flex-direction: column;
    }
    
    .btn-group .btn {
        border-radius: var(--radius-sm);
        border-right-width: 1px;
        border-bottom-width: 0;
    }
    
    .btn-group .btn:not(:last-child) {
        border-bottom-width: 0;
    }
    
    .btn-group .btn:last-child {
        border-bottom-width: 1px;
    }
}

@media (max-width: 991.98px) {
    .d-lg-none { display: none !important; }
    .d-lg-block { display: block !important; }
    .d-lg-flex { display: flex !important; }
}

@media (max-width: 1199.98px) {
    .d-xl-none { display: none !important; }
    .d-xl-block { display: block !important; }
    .d-xl-flex { display: flex !important; }
}

/* 인쇄 스타일 */
@media print {
    *,
    *::before,
    *::after {
        text-shadow: none !important;
        box-shadow: none !important;
    }
    
    a:not(.btn) {
        text-decoration: underline;
    }
    
    abbr[title]::after {
        content: " (" attr(title) ")";
    }
    
    pre {
        white-space: pre-wrap !important;
    }
    
    pre,
    blockquote {
        border: 1px solid #999;
        page-break-inside: avoid;
    }
    
    thead {
        display: table-header-group;
    }
    
    tr,
    img {
        page-break-inside: avoid;
    }
    
    p,
    h2,
    h3 {
        orphans: 3;
        widows: 3;
    }
    
    h2,
    h3 {
        page-break-after: avoid;
    }
    
    .d-print-none {
        display: none !important;
    }
    
    .d-print-inline {
        display: inline !important;
    }
    
    .d-print-inline-block {
        display: inline-block !important;
    }
    
    .d-print-block {
        display: block !important;
    }
    
    .d-print-grid {
        display: grid !important;
    }
    
    .d-print-table {
        display: table !important;
    }
    
    .d-print-table-row {
        display: table-row !important;
    }
    
    .d-print-table-cell {
        display: table-cell !important;
    }
    
    .d-print-flex {
        display: flex !important;
    }
    
    .d-print-inline-flex {
        display: inline-flex !important;
    }
}

/* 애니메이션 클래스 */
.fade {
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.fade.show {
    opacity: 1;
}

.collapse {
    display: none;
}

.collapse.show {
    display: block;
}

.collapsing {
    height: 0;
    overflow: hidden;
    transition: height var(--transition-normal);
}

/* 추가적인 유틸리티 애니메이션 */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideIn {
    from { transform: translateX(-100%); }
    to { transform: translateX(0); }
}

@keyframes slideInRight {
    from { transform: translateX(100%); }
    to { transform: translateX(0); }
}

@keyframes zoomIn {
    from { opacity: 0; transform: scale(0.3); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes bounce {
    0%, 20%, 53%, 80%, 100% { transform: translate3d(0,0,0); }
    40%, 43% { transform: translate3d(0, -30px, 0); }
    70% { transform: translate3d(0, -15px, 0); }
    90% { transform: translate3d(0, -4px, 0); }
}

.animate-fade-in { animation: fadeIn 0.6s ease forwards; }
.animate-slide-in { animation: slideIn 0.5s ease forwards; }
.animate-slide-in-right { animation: slideInRight 0.5s ease forwards; }
.animate-zoom-in { animation: zoomIn 0.4s ease forwards; }
.animate-bounce { animation: bounce 1s infinite; }

/* 호버 효과 */
.hover\:scale-105:hover { transform: scale(1.05); }
.hover\:scale-110:hover { transform: scale(1.1); }
.hover\:-translate-y-1:hover { transform: translateY(-0.25rem); }
.hover\:-translate-y-2:hover { transform: translateY(-0.5rem); }

.hover\:shadow-lg:hover { box-shadow: var(--shadow-lg); }
.hover\:shadow-xl:hover { box-shadow: var(--shadow-xl); }
.hover\:shadow-glow:hover { box-shadow: var(--shadow-glow); }

/* 트랜지션 유틸리티 */
.transition { transition: var(--transition-normal); }
.transition-fast { transition: var(--transition-fast); }
.transition-slow { transition: var(--transition-slow); }

.transition-all { transition: all var(--transition-normal); }
.transition-colors { transition: color var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast); }
.transition-opacity { transition: opacity var(--transition-fast); }
.transition-transform { transition: transform var(--transition-normal); }

/* 테더마켓 전용 유틸리티 */
.tether-green { color: var(--primary-green); }
.tether-blue { color: var(--secondary-blue); }

.bg-tether-green { background-color: var(--primary-green); color: white; }
.bg-tether-blue { background-color: var(--secondary-blue); color: white; }

.border-tether-green { border-color: var(--primary-green); }
.border-tether-blue { border-color: var(--secondary-blue); }

/* 가격 표시 유틸리티 */
.price-up { color: var(--success); }
.price-down { color: var(--danger); }
.price-neutral { color: var(--text-muted); }

.price-bg-up { background-color: rgba(0, 200, 150, 0.1); }
.price-bg-down { background-color: rgba(255, 71, 87, 0.1); }

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

.sr-only-focusable:focus {
    position: static !important;
    width: auto !important;
    height: auto !important;
    padding: inherit !important;
    margin: inherit !important;
    overflow: visible !important;
    clip: auto !important;
    white-space: normal !important;
}

/* 마지막 정리 */
.clearfix::after {
    display: block;
    clear: both;
    content: "";
}

.float-left { float: left; }
.float-right { float: right; }
.float-none { float: none; }

.text-break {
    word-wrap: break-word;
    word-break: break-word;
}

.text-nowrap { white-space: nowrap; }

.user-select-all { user-select: all; }
.user-select-auto { user-select: auto; }
.user-select-none { user-select: none; }

.pe-none { pointer-events: none; }
.pe-auto { pointer-events: auto; }

.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.stretched-link::after {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 1;
    content: "";
}

        :root {
            /* 테더마켓 컬러 팔레트 */
            --primary-green: #00c896;
            --primary-green-dark: #00b085;
            --primary-green-light: #1dd1a1;
            --secondary-blue: #0084f6;
            --accent-orange: #ff6b35;
            --accent-yellow: #ffc048;
            
            /* 상태 컬러 */
            --success-color: #00c896;
            --danger-color: #ff4757;
            --warning-color: #ffa502;
            --info-color: #3742fa;
            
            /* 배경 및 텍스트 */
            --bg-white: #ffffff;
            --bg-light: #f8f9fa;
            --bg-lighter: #f1f3f4;
            --bg-card: #ffffff;
            --bg-hover: #f5f6fa;
            --bg-input: #ffffff;
            
            --text-primary: #2c3e50;
            --text-secondary: #555555;
            --text-muted: #888888;
            --text-light: #aaaaaa;
            --text-white: #ffffff;
            
            /* 보더 */
            --border-light: #e9ecef;
            --border-medium: #dee2e6;
            --border-strong: #ced4da;
            
            /* 그림자 */
            --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
            --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.12);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
            
            /* 폰트 */
            --font-family: 'Noto Sans KR', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-size-sm: 0.875rem;
            --font-size-base: 1rem;
            --font-size-lg: 1.125rem;
            --font-size-xl: 1.25rem;
            
            /* 간격 */
            --spacing-xs: 0.25rem;
            --spacing-sm: 0.5rem;
            --spacing-md: 1rem;
            --spacing-lg: 1.5rem;
            --spacing-xl: 2rem;
            --spacing-2xl: 3rem;
            
            /* 라디우스 */
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            
            /* Z-index */
            --z-dropdown: 1000;
            --z-modal: 1050;
        }
        
        /* 기본 리셋 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        
        body {
            font-family: var(--font-family);
            font-size: var(--font-size-base);
            font-weight: 400;
            line-height: 1.6;
            color: var(--text-primary);
            background-color: var(--bg-light);
            overflow-x: hidden;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        
        /* 스크롤바 스타일링 */
        ::-webkit-scrollbar {
            width: 8px;
            height: 8px;
        }
        
        ::-webkit-scrollbar-track {
            background: var(--bg-lighter);
        }
        
        ::-webkit-scrollbar-thumb {
            background: var(--primary-green);
            border-radius: 4px;
        }
        
        ::-webkit-scrollbar-thumb:hover {
            background: var(--primary-green-dark);
        }
        
        /* 선택 텍스트 스타일 */
        ::selection {
            background: var(--primary-green);
            color: white;
        }
        
        /* 헤더 스타일 */
        .header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        
        .header-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }
        
        .logo {
            display: flex;
            align-items: center;
            text-decoration: none;
            color: var(--text-primary);
            font-weight: 700;
            font-size: var(--font-size-xl);
        }
        
        .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary-green), var(--secondary-blue));
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.5rem;
            font-weight: bold;
            margin-right: var(--spacing-sm);
        }
        
        .main-nav {
            display: flex;
            align-items: center;
            gap: var(--spacing-xl);
            position: relative;
		}
        
        .nav-menu {
            display: flex;
            list-style: none;
            gap: var(--spacing-lg);
            margin: 0;
            padding: 0;
        }
        
        .nav-item {
            position: relative;
        }
        
        .nav-link {
            color: var(--text-secondary);
            text-decoration: none;
            font-weight: 500;
            padding: var(--spacing-sm) var(--spacing-md);
            border-radius: var(--radius-sm);
            transition: all 0.3s ease;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
        }
        
        .nav-link:hover,
        .nav-link.active {
            color: var(--primary-green);
            background-color: rgba(0, 200, 150, 0.1);
        }
        
        /* ✅ 드롭다운 화살표 아이콘 */
        .nav-link .dropdown-arrow {
            font-size: 0.75rem;
            transition: transform 0.3s ease;
            margin-left: var(--spacing-xs);
        }
        
        .nav-item:hover .dropdown-arrow {
            transform: rotate(180deg);
        }
        
        /* ✅ 드롭다운 메뉴 스타일 */
        .dropdown-menu {
            position: absolute;
            top: 100%;
            left: 0;
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-lg);
            min-width: 200px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-10px);
            transition: all 0.3s ease;
            z-index: var(--z-dropdown);
            padding: var(--spacing-sm) 0;
            margin-top: var(--spacing-xs);
        }
        
        .nav-item:hover .dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        
        .dropdown-item {
            display: block;
            padding: var(--spacing-sm) var(--spacing-lg);
            color: var(--text-secondary);
            text-decoration: none;
            font-weight: 400;
            font-size: var(--font-size-sm);
            transition: all 0.3s ease;
            border: none;
            background: none;
            width: 100%;
            text-align: left;
            cursor: pointer;
        }
        
        .dropdown-item:hover {
            background: var(--bg-hover);
            color: var(--primary-green);
        }
        
        .dropdown-item i {
            width: 16px;
            margin-right: var(--spacing-sm);
            color: var(--text-muted);
        }
        
        .dropdown-item:hover i {
            color: var(--primary-green);
        }
        
        /* ✅ 드롭다운 구분선 */
        .dropdown-divider {
            height: 1px;
            background: var(--border-light);
            margin: var(--spacing-xs) 0;
        }
        
        .auth-buttons {
            display: flex;
            gap: var(--spacing-sm);
        }
        
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: var(--spacing-sm) var(--spacing-lg);
            border: 1px solid transparent;
            border-radius: var(--radius-sm);
            font-size: var(--font-size-sm);
            font-weight: 500;
            text-decoration: none;
            cursor: pointer;
            transition: all 0.3s ease;
            white-space: nowrap;
            user-select: none;
        }
        
        .btn-outline {
            color: var(--primary-green);
            border-color: var(--primary-green);
            background: transparent;
        }
        
        .btn-outline:hover {
            background: var(--primary-green);
            color: white;
        }
        
        .btn-primary {
            background: var(--primary-green);
            color: white;
            border-color: var(--primary-green);
        }
        
        .btn-primary:hover {
            background: var(--primary-green-dark);
            border-color: var(--primary-green-dark);
        }
        
        /* 모바일 메뉴 */
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-primary);
            cursor: pointer;
        }
        
        .mobile-menu {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-md);
            z-index: 999;
        }
        
        .mobile-menu-content {
            max-width: 1200px;
            margin: 0 auto;
            padding: var(--spacing-lg);
        }
        
        .mobile-nav-menu {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        
        .mobile-nav-item {
            margin-bottom: var(--spacing-sm);
        }
        
        .mobile-nav-link {
            display: block;
            color: var(--text-secondary);
            text-decoration: none;
            padding: var(--spacing-md);
            border-radius: var(--radius-sm);
            transition: all 0.3s ease;
        }
        
        .mobile-nav-link:hover {
            background: var(--bg-hover);
            color: var(--primary-green);
        }
        
        /* ✅ 모바일 드롭다운 메뉴 */
        .mobile-dropdown {
            background: var(--bg-lighter);
            border-radius: var(--radius-sm);
            margin-top: var(--spacing-sm);
            overflow: hidden;
            max-height: 0;
            transition: max-height 0.3s ease;
        }
        
        .mobile-nav-item.expanded .mobile-dropdown {
            max-height: 300px;
        }
        
        .mobile-dropdown-item {
            display: block;
            padding: var(--spacing-sm) var(--spacing-lg);
            color: var(--text-secondary);
            text-decoration: none;
            font-size: var(--font-size-sm);
            transition: all 0.3s ease;
            border-bottom: 1px solid var(--border-light);
        }
        
        .mobile-dropdown-item:last-child {
            border-bottom: none;
        }
        
        .mobile-dropdown-item:hover {
            background: var(--bg-white);
            color: var(--primary-green);
        }
        
        .mobile-auth-buttons {
            display: flex;
            gap: var(--spacing-sm);
            margin-top: var(--spacing-lg);
        }
        
        /* 메인 컨텐츠 */
        .main-content {
            min-height: calc(100vh - 64px);
            background-color: var(--bg-light);
        }
        
        #app {
            min-height: calc(100vh - 64px);
        }
        
        /* 컨테이너 */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
        }
        
        .container-fluid {
            width: 100%;
            padding: 0 var(--spacing-lg);
        }
        
        /* 유틸리티 클래스 */
        .text-center { text-align: center; }
        .text-left { text-align: left; }
        .text-right { text-align: right; }
        
        .d-none { display: none; }
        .d-block { display: block; }
        .d-flex { display: flex; }
        .d-inline-flex { display: inline-flex; }
        
        .justify-center { justify-content: center; }
        .justify-between { justify-content: space-between; }
        .justify-end { justify-content: flex-end; }
        
        .align-center { align-items: center; }
        .align-start { align-items: flex-start; }
        .align-end { align-items: flex-end; }
        
        .flex-wrap { flex-wrap: wrap; }
        .flex-nowrap { flex-wrap: nowrap; }
        .flex-column { flex-direction: column; }
        
        .gap-xs { gap: var(--spacing-xs); }
        .gap-sm { gap: var(--spacing-sm); }
        .gap-md { gap: var(--spacing-md); }
        .gap-lg { gap: var(--spacing-lg); }
        .gap-xl { gap: var(--spacing-xl); }
        
        .mt-xs { margin-top: var(--spacing-xs); }
        .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-xs { margin-bottom: var(--spacing-xs); }
        .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); }
        
        .p-xs { padding: var(--spacing-xs); }
        .p-sm { padding: var(--spacing-sm); }
        .p-md { padding: var(--spacing-md); }
        .p-lg { padding: var(--spacing-lg); }
        .p-xl { padding: var(--spacing-xl); }
        
        .w-100 { width: 100%; }
        .h-100 { height: 100%; }
        
        .rounded { border-radius: var(--radius-md); }
        .rounded-sm { border-radius: var(--radius-sm); }
        .rounded-lg { border-radius: var(--radius-lg); }
        .rounded-xl { border-radius: var(--radius-xl); }
        
        .border { border: 1px solid var(--border-light); }
        .border-0 { border: none; }
        
        .shadow { box-shadow: var(--shadow-sm); }
        .shadow-md { box-shadow: var(--shadow-md); }
        .shadow-lg { box-shadow: var(--shadow-lg); }
        .shadow-none { box-shadow: none; }
        
        /* 로딩 스타일 */
        .loading {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-height: 50vh;
            text-align: center;
        }
        
        .spinner {
            width: 40px;
            height: 40px;
            border: 3px solid var(--border-light);
            border-top: 3px solid var(--primary-green);
            border-radius: 50%;
            animation: spin 1s linear infinite;
            margin-bottom: var(--spacing-lg);
        }
        
        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }
        
        /* 반응형 디자인 */
        @media (max-width: 768px) {
            .header-container {
                padding: 0 var(--spacing-md);
            }
            
            .main-nav {
                display: none;
            }
            
            .mobile-menu-toggle {
                display: block;
            }
            
            .mobile-menu.show {
                display: block;
            }
            
            .container {
                padding: 0 var(--spacing-md);
            }
            
            .auth-buttons {
                display: none;
            }
            
            .mobile-auth-buttons .btn {
                flex: 1;
                justify-content: center;
            }
        }
        
        @media (max-width: 480px) {
            .container {
                padding: 0 var(--spacing-sm);
            }
            
            .logo {
                font-size: var(--font-size-lg);
            }
            
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 1.2rem;
            }
        }

        

.logged-out, .logged-in {
	min-width: 210px;
}