/**
 * EJPAN Design System: Universal Theme Tokens & Component Standards
 * 다크 모드 / 라이트 모드 공통 변수 및 도메인별 테마 컬러 시스템
 */

/* ==========================================================================
   1. 기본 다크 모드 (Default Base)
   ========================================================================== */
:root {
    /* 배경 및 표면 */
    --ej-bg-page: #090d16;
    --ej-bg-surface: rgba(15, 23, 42, 0.7);
    --ej-bg-card: rgba(30, 41, 59, 0.6);
    --ej-bg-card-header: rgba(255, 255, 255, 0.02);
    --ej-bg-card-footer: rgba(0, 0, 0, 0.15);
    --ej-bg-pill: rgba(255, 255, 255, 0.05);
    --ej-bg-input: rgba(15, 23, 42, 0.8);
    --ej-bg-hover: rgba(255, 255, 255, 0.05);

    /* 테두리 */
    --ej-border-subtle: rgba(255, 255, 255, 0.04);
    --ej-border-card: rgba(255, 255, 255, 0.08);
    --ej-border-input: rgba(255, 255, 255, 0.15);

    /* 텍스트 */
    --ej-text-primary: #f8fafc;
    --ej-text-secondary: #cbd5e1;
    --ej-text-muted: #94a3b8;
    --ej-text-dim: #64748b;

    /* 그림자 (다크 모드 전용 상단 메뉴 동기화 네온 글로우) */
    --ej-shadow-card: 0 16px 36px rgba(0, 0, 0, 0.45);
    --ej-shadow-hover: 0 0 0 1.5px var(--ej-primary-border), -6px 0 16px var(--ej-primary-glow), 6px 0 16px var(--ej-primary-glow), 0 0 26px var(--ej-primary-glow), inset 0 0 12px var(--ej-primary-light), 0 20px 45px rgba(0, 0, 0, 0.6);
    --ej-shadow-pill: 0 2px 8px rgba(0, 0, 0, 0.25);

    /* 기본 도메인 컬러: 포털 메인(블루) */
    --ej-primary: #3b82f6;
    --ej-primary-hover: #2563eb;
    --ej-primary-light: rgba(59, 130, 246, 0.18);
    --ej-primary-border: #60a5fa;
    --ej-primary-glow: rgba(96, 165, 250, 0.65);
}

/* ==========================================================================
   2. 라이트 모드 (Sage Tint Base - 안구 피로 완화 세이지/녹차 틴트 테마)
   ========================================================================== */
html.light-mode,
body.light-mode {
    /* 배경 및 표면: 차분한 세이지 녹차빛 채도를 기분 좋게 살린 안구 편안 배경 */
    --ej-bg-page: #eaf0ec;
    --ej-bg-surface: #f4f8f5;
    --ej-bg-card: #ffffff;
    --ej-bg-card-header: #f4f8f5;
    --ej-bg-card-footer: #f4f8f5;
    --ej-bg-pill: #ffffff;
    --ej-bg-input: #ffffff;
    --ej-bg-hover: #e0e9e3;

    /* 테두리: 차분한 딥 세이지 극미세 보더 */
    --ej-border-subtle: rgba(20, 60, 35, 0.05);
    --ej-border-card: rgba(20, 60, 35, 0.08);
    --ej-border-input: rgba(20, 60, 35, 0.15);

    /* 텍스트: 선명하면서도 눈이 편안한 딥 세이지 차콜 */
    --ej-text-primary: #19241d;
    --ej-text-secondary: #2f3d34;
    --ej-text-muted: #53665a;
    --ej-text-dim: #788c80;

    /* 그림자 (라이트 모드 상단 메뉴 동기화 네온 림 글로우) */
    --ej-shadow-card: 0 16px 36px rgba(20, 50, 30, 0.06), 0 4px 12px rgba(20, 50, 30, 0.03);
    --ej-shadow-hover: 0 0 0 1.5px var(--ej-primary-border), -4px 0 14px var(--ej-primary-glow), 4px 0 14px var(--ej-primary-glow), 0 0 22px var(--ej-primary-glow), inset 0 0 10px var(--ej-primary-light), 0 20px 45px rgba(20, 50, 30, 0.12);
    --ej-shadow-pill: 0 4px 12px rgba(20, 50, 30, 0.04);
}

/* ==========================================================================
   3. 도메인별 테마 컬러 및 상단 메뉴 100% 동기화 네온 효과
   ========================================================================== */

/* 1. [Fortune / 운세] - 보라 (Purple) */
:root,
body[data-domain="fortune"],
.theme-domain-fortune {
    --ej-primary: #c084fc;
    --ej-primary-hover: #9333ea;
    --ej-primary-light: rgba(168, 85, 247, 0.18);
    --ej-primary-border: #c084fc;
    --ej-primary-glow: rgba(192, 132, 252, 0.65);
    --ej-shadow-hover: 0 0 0 1.5px #c084fc, -7px 0 14px rgba(192, 132, 252, 0.65), 7px 0 14px rgba(192, 132, 252, 0.65), 0 0 24px rgba(168, 85, 247, 0.45), inset 0 0 10px rgba(192, 132, 252, 0.5), 0 20px 45px rgba(0, 0, 0, 0.6);
}
html.light-mode body[data-domain="fortune"],
body.light-mode[data-domain="fortune"],
body.light-mode .theme-domain-fortune {
    --ej-primary: #7e22ce;
    --ej-primary-hover: #6b21a8;
    --ej-primary-light: rgba(168, 85, 247, 0.12);
    --ej-primary-border: #9333ea;
    --ej-primary-glow: rgba(168, 85, 247, 0.45);
    --ej-shadow-hover: 0 0 0 1.5px #9333ea, -5px 0 12px rgba(168, 85, 247, 0.45), 5px 0 12px rgba(168, 85, 247, 0.45), 0 0 18px rgba(147, 51, 234, 0.25), inset 0 0 8px rgba(168, 85, 247, 0.35), 0 16px 36px rgba(20, 50, 30, 0.12);
}

/* 2. [WebGame / 웹게임] - 밝은 적색/핑크 (Bright Red / Pink) */
body[data-domain="game"],
.theme-domain-game {
    --ej-primary: #f472b6;
    --ej-primary-hover: #db2777;
    --ej-primary-light: rgba(236, 72, 153, 0.18);
    --ej-primary-border: #f472b6;
    --ej-primary-glow: rgba(244, 114, 182, 0.65);
    --ej-shadow-hover: 0 0 0 1.5px #f472b6, -7px 0 14px rgba(244, 114, 182, 0.65), 7px 0 14px rgba(244, 114, 182, 0.65), 0 0 24px rgba(236, 72, 153, 0.45), inset 0 0 10px rgba(244, 114, 182, 0.5), 0 20px 45px rgba(0, 0, 0, 0.6);
}
html.light-mode body[data-domain="game"],
body.light-mode[data-domain="game"],
body.light-mode .theme-domain-game {
    --ej-primary: #be185d;
    --ej-primary-hover: #9d174d;
    --ej-primary-light: rgba(236, 72, 153, 0.12);
    --ej-primary-border: #db2777;
    --ej-primary-glow: rgba(236, 72, 153, 0.45);
    --ej-shadow-hover: 0 0 0 1.5px #db2777, -5px 0 12px rgba(236, 72, 153, 0.45), 5px 0 12px rgba(236, 72, 153, 0.45), 0 0 18px rgba(219, 39, 119, 0.25), inset 0 0 8px rgba(244, 114, 182, 0.35), 0 16px 36px rgba(20, 50, 30, 0.12);
}

/* 3. [Utilities / 유틸리티] - 녹색 (Green) */
body[data-domain="utilities"],
.theme-domain-utilities {
    --ej-primary: #34d399;
    --ej-primary-hover: #059669;
    --ej-primary-light: rgba(16, 185, 129, 0.18);
    --ej-primary-border: #34d399;
    --ej-primary-glow: rgba(52, 211, 153, 0.65);
    --ej-shadow-hover: 0 0 0 1.5px #34d399, -7px 0 14px rgba(52, 211, 153, 0.65), 7px 0 14px rgba(52, 211, 153, 0.65), 0 0 24px rgba(16, 185, 129, 0.45), inset 0 0 10px rgba(52, 211, 153, 0.5), 0 20px 45px rgba(0, 0, 0, 0.6);
}
html.light-mode body[data-domain="utilities"],
body.light-mode[data-domain="utilities"],
body.light-mode .theme-domain-utilities {
    --ej-primary: #047857;
    --ej-primary-hover: #065f46;
    --ej-primary-light: rgba(16, 185, 129, 0.12);
    --ej-primary-border: #059669;
    --ej-primary-glow: rgba(16, 185, 129, 0.45);
    --ej-shadow-hover: 0 0 0 1.5px #059669, -5px 0 12px rgba(16, 185, 129, 0.45), 5px 0 12px rgba(16, 185, 129, 0.45), 0 0 18px rgba(5, 150, 105, 0.25), inset 0 0 8px rgba(52, 211, 153, 0.35), 0 16px 36px rgba(20, 50, 30, 0.12);
}

/* 4. [Robotics / 로보틱스] - 오렌지/앰버 (Orange) */
body[data-domain="robotics"],
.theme-domain-robotics {
    --ej-primary: #fbbf24;
    --ej-primary-hover: #d97706;
    --ej-primary-light: rgba(245, 158, 11, 0.18);
    --ej-primary-border: #fbbf24;
    --ej-primary-glow: rgba(251, 191, 36, 0.65);
    --ej-shadow-hover: 0 0 0 1.5px #fbbf24, -7px 0 14px rgba(251, 191, 36, 0.65), 7px 0 14px rgba(251, 191, 36, 0.65), 0 0 24px rgba(245, 158, 11, 0.45), inset 0 0 10px rgba(251, 191, 36, 0.5), 0 20px 45px rgba(0, 0, 0, 0.6);
}
html.light-mode body[data-domain="robotics"],
body.light-mode[data-domain="robotics"],
body.light-mode .theme-domain-robotics {
    --ej-primary: #b45309;
    --ej-primary-hover: #92400e;
    --ej-primary-light: rgba(245, 158, 11, 0.12);
    --ej-primary-border: #d97706;
    --ej-primary-glow: rgba(245, 158, 11, 0.45);
    --ej-shadow-hover: 0 0 0 1.5px #d97706, -5px 0 12px rgba(245, 158, 11, 0.45), 5px 0 12px rgba(245, 158, 11, 0.45), 0 0 18px rgba(217, 119, 6, 0.25), inset 0 0 8px rgba(251, 191, 36, 0.35), 0 16px 36px rgba(20, 50, 30, 0.12);
}

/* 5. [NodeEditor / 노드에디터] - 하늘색/스카이블루 (Sky Blue) */
body[data-domain="editor"],
.theme-domain-editor {
    --ej-primary: #38bdf8;
    --ej-primary-hover: #0284c7;
    --ej-primary-light: rgba(56, 189, 248, 0.18);
    --ej-primary-border: #38bdf8;
    --ej-primary-glow: rgba(56, 189, 248, 0.65);
    --ej-shadow-hover: 0 0 0 1.5px #38bdf8, -7px 0 14px rgba(56, 189, 248, 0.65), 7px 0 14px rgba(56, 189, 248, 0.65), 0 0 24px rgba(2, 132, 199, 0.45), inset 0 0 10px rgba(56, 189, 248, 0.5), 0 20px 45px rgba(0, 0, 0, 0.6);
}
html.light-mode body[data-domain="editor"],
body.light-mode[data-domain="editor"],
body.light-mode .theme-domain-editor {
    --ej-primary: #0284c7;
    --ej-primary-hover: #0369a1;
    --ej-primary-light: rgba(56, 189, 248, 0.12);
    --ej-primary-border: #0284c7;
    --ej-primary-glow: rgba(56, 189, 248, 0.45);
    --ej-shadow-hover: 0 0 0 1.5px #0284c7, -5px 0 12px rgba(56, 189, 248, 0.45), 5px 0 12px rgba(56, 189, 248, 0.45), 0 0 18px rgba(3, 105, 161, 0.25), inset 0 0 8px rgba(56, 189, 248, 0.35), 0 16px 36px rgba(20, 50, 30, 0.12);
}

/* 6. [CircuitSim / 회로시뮬레이터] - 밝은 오렌지/골드 (Bright Orange / Gold) */
body[data-domain="circuit"],
.theme-domain-circuit {
    --ej-primary: #fde047;
    --ej-primary-hover: #ca8a04;
    --ej-primary-light: rgba(234, 179, 8, 0.18);
    --ej-primary-border: #fde047;
    --ej-primary-glow: rgba(250, 204, 21, 0.65);
    --ej-shadow-hover: 0 0 0 1.5px #fde047, -7px 0 14px rgba(250, 204, 21, 0.65), 7px 0 14px rgba(250, 204, 21, 0.65), 0 0 24px rgba(234, 179, 8, 0.45), inset 0 0 10px rgba(250, 204, 21, 0.5), 0 20px 45px rgba(0, 0, 0, 0.6);
}
html.light-mode body[data-domain="circuit"],
body.light-mode[data-domain="circuit"],
body.light-mode .theme-domain-circuit {
    --ej-primary: #a16207;
    --ej-primary-hover: #854d0e;
    --ej-primary-light: rgba(234, 179, 8, 0.12);
    --ej-primary-border: #ca8a04;
    --ej-primary-glow: rgba(234, 179, 8, 0.45);
    --ej-shadow-hover: 0 0 0 1.5px #ca8a04, -5px 0 12px rgba(234, 179, 8, 0.45), 5px 0 12px rgba(234, 179, 8, 0.45), 0 0 18px rgba(202, 138, 4, 0.25), inset 0 0 8px rgba(250, 204, 21, 0.35), 0 16px 36px rgba(20, 50, 30, 0.12);
}

/* 7. [Board / 통합 게시판] - 보라 (Purple) */
body[data-domain="board"],
.theme-domain-board {
    --ej-primary: #c084fc;
    --ej-primary-hover: #9333ea;
    --ej-primary-light: rgba(168, 85, 247, 0.18);
    --ej-primary-border: #c084fc;
    --ej-primary-glow: rgba(192, 132, 252, 0.65);
    --ej-shadow-hover: 0 0 0 1.5px #c084fc, -7px 0 14px rgba(192, 132, 252, 0.65), 7px 0 14px rgba(192, 132, 252, 0.65), 0 0 24px rgba(168, 85, 247, 0.45), inset 0 0 10px rgba(192, 132, 252, 0.5), 0 20px 45px rgba(0, 0, 0, 0.6);
}
html.light-mode body[data-domain="board"],
body.light-mode[data-domain="board"],
body.light-mode .theme-domain-board {
    --ej-primary: #7e22ce;
    --ej-primary-hover: #6b21a8;
    --ej-primary-light: rgba(168, 85, 247, 0.12);
    --ej-primary-border: #9333ea;
    --ej-primary-glow: rgba(168, 85, 247, 0.45);
    --ej-shadow-hover: 0 0 0 1.5px #9333ea, -5px 0 12px rgba(168, 85, 247, 0.45), 5px 0 12px rgba(168, 85, 247, 0.45), 0 0 18px rgba(147, 51, 234, 0.25), inset 0 0 8px rgba(168, 85, 247, 0.35), 0 16px 36px rgba(20, 50, 30, 0.12);
}

/* 8. [Forum / 엔지니어링 포럼] - 파랑/인디고 (Blue) */
body[data-domain="forum"],
.theme-domain-forum {
    --ej-primary: #818cf8;
    --ej-primary-hover: #4f46e5;
    --ej-primary-light: rgba(99, 102, 241, 0.18);
    --ej-primary-border: #818cf8;
    --ej-primary-glow: rgba(129, 140, 248, 0.65);
    --ej-shadow-hover: 0 0 0 1.5px #818cf8, -7px 0 14px rgba(129, 140, 248, 0.65), 7px 0 14px rgba(129, 140, 248, 0.65), 0 0 24px rgba(99, 102, 241, 0.45), inset 0 0 10px rgba(129, 140, 248, 0.5), 0 20px 45px rgba(0, 0, 0, 0.6);
}
html.light-mode body[data-domain="forum"],
body.light-mode[data-domain="forum"],
body.light-mode .theme-domain-forum {
    --ej-primary: #4338ca;
    --ej-primary-hover: #3730a3;
    --ej-primary-light: rgba(99, 102, 241, 0.12);
    --ej-primary-border: #4f46e5;
    --ej-primary-glow: rgba(99, 102, 241, 0.45);
    --ej-shadow-hover: 0 0 0 1.5px #4f46e5, -5px 0 12px rgba(99, 102, 241, 0.45), 5px 0 12px rgba(99, 102, 241, 0.45), 0 0 18px rgba(79, 70, 229, 0.25), inset 0 0 8px rgba(129, 140, 248, 0.35), 0 16px 36px rgba(20, 50, 30, 0.12);
}

/* 9. [News / IT 뉴스] - 청색/시안 (Cyan / Deep Blue) */
body[data-domain="news"],
.theme-domain-news {
    --ej-primary: #22d3ee;
    --ej-primary-hover: #0891b2;
    --ej-primary-light: rgba(6, 182, 212, 0.18);
    --ej-primary-border: #22d3ee;
    --ej-primary-glow: rgba(34, 211, 238, 0.65);
    --ej-shadow-hover: 0 0 0 1.5px #22d3ee, -7px 0 14px rgba(34, 211, 238, 0.65), 7px 0 14px rgba(34, 211, 238, 0.65), 0 0 24px rgba(6, 182, 212, 0.45), inset 0 0 10px rgba(34, 211, 238, 0.5), 0 20px 45px rgba(0, 0, 0, 0.6);
}
html.light-mode body[data-domain="news"],
body.light-mode[data-domain="news"],
body.light-mode .theme-domain-news {
    --ej-primary: #0e7490;
    --ej-primary-hover: #155e75;
    --ej-primary-light: rgba(6, 182, 212, 0.12);
    --ej-primary-border: #0891b2;
    --ej-primary-glow: rgba(6, 182, 212, 0.45);
    --ej-shadow-hover: 0 0 0 1.5px #0891b2, -5px 0 12px rgba(6, 182, 212, 0.45), 5px 0 12px rgba(6, 182, 212, 0.45), 0 0 18px rgba(8, 145, 178, 0.25), inset 0 0 8px rgba(34, 211, 238, 0.35), 0 16px 36px rgba(20, 50, 30, 0.12);
}

/* ==========================================================================
   4. 공통 UI 컴포넌트 클래스 (Common Standards)
   ========================================================================== */

/* 전체 페이지 레이아웃 표준 */
.ej-page-body {
    background-color: var(--ej-bg-page) !important;
    color: var(--ej-text-primary) !important;
    transition: background-color 0.2s ease, color 0.2s ease;
}

/* 표준 공통 카드 블록 (뉴스, 게시판, 포럼 공통 사용) */
.ej-card {
    background: var(--ej-bg-card);
    border: 1px solid var(--ej-border-card);
    border-radius: 16px;
    box-shadow: var(--ej-shadow-card);
    overflow: hidden;
    backdrop-filter: blur(10px);
    transition: transform 0.22s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.22s ease, border-color 0.22s ease;
}
.ej-card:hover {
    border-color: var(--ej-primary-border);
    box-shadow: var(--ej-shadow-hover);
    transform: translateY(-3px);
}

/* 상단 히어로 배너 공통 */
.ej-hero-banner {
    background: var(--ej-bg-surface);
    border: 1px solid var(--ej-border-card);
    border-radius: 18px;
    padding: 24px 32px;
    margin-bottom: 24px;
    box-shadow: var(--ej-shadow-card);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

/* 통계 및 상태 뱃지 캡슐 */
.ej-stat-pill {
    background: var(--ej-bg-pill);
    border: 1px solid var(--ej-border-card);
    box-shadow: var(--ej-shadow-pill);
    padding: 8px 16px;
    border-radius: 12px;
    font-size: 13px;
    color: var(--ej-text-muted);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.ej-stat-pill strong {
    color: var(--ej-text-primary);
    font-weight: 800;
}
.ej-stat-pill i {
    color: var(--ej-primary);
}

/* ==========================================================================
   5. 각 허브 페이지(유틸리티, 운세, 로보틱스, 웹게임) 카드 네온 및 테마 동기화
   ========================================================================== */

/* 유틸리티 허브 (.util-big-card, .util-item) */
.util-big-card {
    transition: transform 0.22s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.22s ease, border-color 0.22s ease !important;
}
.util-big-card:hover {
    border-color: var(--ej-primary-border) !important;
    box-shadow: var(--ej-shadow-hover) !important;
    transform: translateY(-4px) !important;
}
.util-item:hover {
    border-color: var(--ej-primary-border) !important;
    box-shadow: var(--ej-shadow-hover) !important;
    transform: translateY(-2px) !important;
}
.util-item.active {
    border-color: var(--ej-primary-border) !important;
    box-shadow: var(--ej-shadow-hover) !important;
    background: linear-gradient(135deg, var(--ej-primary-light), rgba(255, 255, 255, 0.04)) !important;
}

/* 운세 허브 (.fortune-big-card, .fortune-item, .fortune-tool-item) */
.fortune-big-card {
    transition: transform 0.22s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.22s ease, border-color 0.22s ease !important;
}
.fortune-big-card:hover {
    border-color: var(--ej-primary-border) !important;
    box-shadow: var(--ej-shadow-hover) !important;
    transform: translateY(-4px) !important;
}
.fortune-item:hover,
.fortune-tool-item:hover {
    border-color: var(--ej-primary-border) !important;
    box-shadow: var(--ej-shadow-hover) !important;
    transform: translateY(-2px) !important;
}
.fortune-item.active,
.fortune-tool-item.active {
    border-color: var(--ej-primary-border) !important;
    box-shadow: var(--ej-shadow-hover) !important;
    background: linear-gradient(135deg, var(--ej-primary-light), rgba(255, 255, 255, 0.04)) !important;
}

/* 로보틱스 허브 (.robotics-card, .robotics-item) */
.robotics-card {
    transition: transform 0.22s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.22s ease, border-color 0.22s ease !important;
}
.robotics-card:hover {
    border-color: var(--ej-primary-border) !important;
    box-shadow: var(--ej-shadow-hover) !important;
    transform: translateY(-4px) !important;
}
.robotics-item:hover {
    border-color: var(--ej-primary-border) !important;
    box-shadow: var(--ej-shadow-hover) !important;
    transform: translateY(-2px) !important;
}
.robotics-item.active {
    border-color: var(--ej-primary-border) !important;
    box-shadow: var(--ej-shadow-hover) !important;
    background: linear-gradient(135deg, var(--ej-primary-light), rgba(255, 255, 255, 0.04)) !important;
}

/* 웹게임 허브 (.game-item, .welcome-game-card) */
.game-item,
.welcome-game-card {
    transition: transform 0.22s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.22s ease, border-color 0.22s ease !important;
}
.game-item:hover {
    border-color: var(--ej-primary-border) !important;
    box-shadow: var(--ej-shadow-hover) !important;
    transform: translateY(-2px) !important;
}
.welcome-game-card:hover,
.welcome-game-card.is-3d:hover {
    border-color: var(--ej-primary-border) !important;
    box-shadow: var(--ej-shadow-hover) !important;
    transform: translateY(-4px) scale(1.015) !important;
}
.game-item.active {
    border-color: var(--ej-primary-border) !important;
    box-shadow: var(--ej-shadow-hover) !important;
    background: linear-gradient(135deg, var(--ej-primary-light), rgba(255, 255, 255, 0.04)) !important;
}