/* 기본 설정 및 변수 */
:root {
    --primary-color: #5865F2; /* 디스코드 블루 */
    --secondary-color: #404EED;
    --bg-dark: #23272A;
    --bg-darker: #1a1c1e;
    --text-light: #ffffff;
    --text-gray: #B9BBBE;
    --highlight: #00b0f4;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Noto Sans KR', sans-serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: var(--text-light);
}

/* 유틸리티 클래스 */
.highlight {
    color: var(--highlight);
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: bold;
    transition: 0.3s;
    border: none;
    cursor: pointer;
}

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

.btn-primary:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px -10px rgba(88, 101, 242, 0.5);
}

.btn-secondary {
    background-color: transparent;
    border: 2px solid var(--text-light);
    margin-left: 10px;
}

.btn-secondary:hover {
    background-color: var(--text-light);
    color: var(--bg-dark);
}

/* 1. 네비게이션 바 */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 5%;
    background-color: rgba(35, 39, 42, 0.9);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
}

.logo {
    font-size: 1.5rem;
    font-weight: 900;
}

.nav-links {
    list-style: none;
    display: flex;
    align-items: center;
}

.nav-links li {
    margin-left: 30px;
}

.nav-links a {
    font-weight: 700;
    font-size: 0.9rem;
    transition: 0.3s;
}

.nav-links a:hover:not(.btn-invite) {
    color: var(--primary-color);
}

.btn-invite {
    background-color: var(--primary-color);
    padding: 10px 25px;
    border-radius: 30px;
}

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

/* 2. 히어로 섹션 */
.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 150px 10% 100px;
    min-height: 80vh;
    background: linear-gradient(135deg, var(--bg-darker) 0%, var(--bg-dark) 100%);
}

.hero-content {
    flex: 1;
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 30px;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.placeholder-circle {
    font-size: 10rem;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* 3. 주요 기능 섹션 */
.features {
    padding: 100px 10%;
    background-color: var(--bg-darker);
    text-align: center;
}

.features h2 {
    font-size: 2.5rem;
    margin-bottom: 50px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: var(--bg-dark);
    padding: 40px;
    border-radius: 20px;
    transition: 0.3s;
    border: 1px solid transparent;
}

.feature-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-10px);
}

.feature-card .icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.feature-card p {
    color: var(--text-gray);
}

/* 4. 하단 CTA */
.cta {
    padding: 100px 10%;
    text-align: center;
    background: linear-gradient(rgba(88, 101, 242, 0.1), rgba(88, 101, 242, 0.05));
}

.cta h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.cta p {
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 40px;
}

.btn-large {
    padding: 15px 50px;
    font-size: 1.2rem;
}

/* 5. 푸터 */
footer {
    padding: 50px 10%;
    text-align: center;
    background-color: var(--bg-darker);
    color: var(--text-gray);
    font-size: 0.9rem;
}

/* 반응형 디자인 (모바일) */
@media (max-width: 768px) {
    .navbar {
        padding: 20px;
    }
    .nav-links li {
        margin-left: 15px;
        display: none; /* 모바일에서 메뉴 숨김 (간소화) */
    }
    .nav-links li:last-child {
        display: block; /* 초대 버튼만 표시 */
    }

    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 120px;
    }
    .hero h1 {
        font-size: 2.5rem;
    }
    .hero-btns {
        display: flex;
        flex-direction: column;
        gap: 15px;
    }
    .btn-secondary {
        margin-left: 0;
    }
    .hero-image {
        margin-top: 50px;
    }
}
/* --- 명령어 페이지 전용 디자인 --- */

.page-header {
    text-align: center;
    padding: 150px 10% 50px;
    background: linear-gradient(135deg, var(--bg-darker) 0%, var(--bg-dark) 100%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 15px;
}

.page-header p {
    font-size: 1.2rem;
    color: var(--text-gray);
}

.commands-content {
    padding: 80px 10%;
    background-color: var(--bg-dark);
}

.category-title {
    font-size: 2rem;
    margin-bottom: 30px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-color);
    display: inline-block;
}

.command-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
}

.command-card {
    background-color: var(--bg-darker);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 30px;
    transition: 0.3s;
}

.command-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

.cmd-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.cmd-header h3 code {
    background-color: rgba(88, 101, 242, 0.2);
    color: #fff;
    padding: 8px 15px;
    border-radius: 8px;
    font-size: 1.3rem;
    font-family: monospace;
}

.badge.admin {
    background-color: #ED4245; /* 디스코드 레드 */
    color: white;
    font-size: 0.8rem;
    padding: 5px 10px;
    border-radius: 20px;
    font-weight: bold;
}

.cmd-desc {
    color: #e0e0e0;
    margin-bottom: 20px;
    line-height: 1.6;
}

.cmd-options {
    background-color: rgba(255, 255, 255, 0.03);
    padding: 20px;
    border-radius: 10px;
}

.cmd-options h4 {
    margin-bottom: 10px;
    color: var(--text-gray);
    font-size: 0.95rem;
}

.cmd-options ul {
    list-style: none;
}

.cmd-options li {
    margin-bottom: 8px;
    font-size: 0.95rem;
    color: #ccc;
}

.opt-name {
    font-family: monospace;
    background-color: #333;
    padding: 3px 6px;
    border-radius: 4px;
    color: var(--highlight);
}

.req {
    color: #ED4245;
    font-size: 0.8rem;
}

.opt {
    color: var(--text-gray);
    font-size: 0.8rem;
}

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