/* =====================================================================
    Discord 봇 대시보드 - 스타일
    ===================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600&family=Noto+Sans+KR:wght@400;500;600&display=swap');

/* =============================================================================
   로딩 오버레이
   ============================================================================= */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(30, 31, 34, 0.95);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.loading-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-content {
    text-align: center;
}

.loading-spinner {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    border: 4px solid var(--bg-secondary);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.loading-text {
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 500;
    margin: 0;
}

:root {
    --primary-color: #5865F2;
    --primary-dark: #404EED;
    --secondary-color: #2C2F33;
    --success-color: #43B581;
    --warning-color: #FAA61A;
    --danger-color: #F04747;
    --light-color: #E3E5E8;
    --dark-color: #23272A;
    --text-primary: #FFFFFF;
    --text-secondary: #B0BCC1;
    --bg-primary: #36393F;
    --bg-secondary: #2F3136;
    --bg-tertiary: #202225;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    font-family: 'Space Grotesk', 'Noto Sans KR', 'Segoe UI', 'Helvetica Neue', sans-serif;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

body {
    line-height: 1.6;
}

.app {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.main-content {
    flex: 1;
    padding: 40px 0;
    background-color: var(--bg-tertiary);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* =====================================================================
   내비게이션 바
   ===================================================================== */

.navbar {
    background-color: var(--bg-secondary);
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.nav-item {
    position: relative;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.nav-link:hover {
    background-color: var(--bg-primary);
    color: var(--primary-color);
}

.nav-link-primary {
    background-color: var(--primary-color);
    color: var(--text-primary);
}

.nav-link-primary:hover {
    background-color: var(--primary-dark);
}

.avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid var(--primary-color);
}

.dropdown {
    position: relative;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background-color: var(--bg-primary);
    list-style: none;
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
    min-width: 200px;
    margin-top: 4px;
    padding-top: 4px;
}

.dropdown-menu::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 0;
    right: 0;
    height: 8px;
}

.dropdown-menu li a {
    display: block;
    padding: 12px 16px;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.2s ease;
}

.dropdown-menu li a:hover {
    background-color: var(--bg-secondary);
    color: var(--primary-color);
}

.dropdown:hover .dropdown-menu {
    display: block;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    margin: 5px 0;
    border-radius: 2px;
    transition: 0.3s;
}

/* =====================================================================
   버튼
   ===================================================================== */

.btn {
    display: inline-block;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: 500;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(88, 101, 242, 0.4);
}

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

.btn-secondary:hover {
    background-color: #3c3f45;
}

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

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

.btn-danger:hover {
    background-color: #d83c31;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 15px 30px;
    font-size: 1.125rem;
}

.btn-back {
    background-color: transparent;
    color: var(--primary-color);
    padding: 8px 0;
    margin-bottom: 20px;
}

.btn-back:hover {
    color: var(--primary-color);
    transform: translateX(-5px);
}

/* =====================================================================
   폼 요소
   ===================================================================== */

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--bg-primary);
    border-radius: 4px;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(88, 101, 242, 0.1);
}

/* =====================================================================
   홈 페이지
   ===================================================================== */

.hero {
    text-align: center;
    padding: 80px 0;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--primary-color), #00b4db);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.feature-card {
    background-color: var(--bg-secondary);
    padding: 30px;
    border-radius: 8px;
    border: 1px solid var(--bg-primary);
    transition: all 0.3s ease;
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary-color);
    box-shadow: 0 8px 24px rgba(88, 101, 242, 0.2);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 15px;
    display: block;
    color: var(--primary-color);
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* =====================================================================
   서버 설정 레이아웃 (StartIT 스타일)
   ===================================================================== */

.settings-shell {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 32px;
    align-items: start;
}

@media (max-width: 1100px) {
    .settings-shell {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .settings-rail {
        position: static;
        max-height: none;
    }
    .rail-nav {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
        overflow-y: visible;
        padding-right: 0;
    }
    .rail-nav a {
        text-align: center;
        justify-content: center;
        padding: 14px 10px;
        font-size: 0.9rem;
    }
    .rail-nav a i {
        display: block;
        margin-bottom: 4px;
        font-size: 1.3rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 12px;
    }
    .settings-shell {
        gap: 16px;
    }
    .rail-nav {
        grid-template-columns: repeat(2, 1fr);
    }
    .input-grid {
        grid-template-columns: 1fr !important;
    }
    .settings-card {
        padding: 16px;
    }
    h2.section-title, .card-header h3 {
        font-size: 1.3rem;
    }
    .navbar {
        padding: 12px 16px;
    }
}

@media (max-width: 480px) {
    .rail-nav {
        grid-template-columns: 1fr;
    }
    .settings-shell {
        padding: 0;
    }
    .rail-nav a {
        padding: 12px;
        font-size: 0.85rem;
    }
    .settings-card {
        border-radius: 8px;
        padding: 12px;
    }
    .btn {
        padding: 10px 16px;
        font-size: 0.9rem;
    }
}

.settings-rail {
    position: sticky;
    top: 80px;
    background: var(--bg-secondary);
    border: 1px solid var(--bg-primary);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
    max-height: calc(100vh - 100px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.rail-header {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 12px;
    flex-shrink: 0;
}

.rail-nav {
    overflow-y: auto;
    overflow-x: hidden;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding-right: 8px;
}

/* 커스텀 스크롤바 */
.rail-nav::-webkit-scrollbar {
    width: 6px;
}

.rail-nav::-webkit-scrollbar-track {
    background: var(--bg-primary);
    border-radius: 10px;
}

.rail-nav::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 10px;
}

.rail-nav::-webkit-scrollbar-thumb:hover {
    background: var(--primary-hover);
}

.rail-nav a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.2s ease;
    font-size: 0.95rem;
    white-space: nowrap;
    flex-shrink: 0;
}

.rail-nav a:hover {
    background: var(--bg-primary);
    color: var(--text-primary);
}

.rail-nav a.active {
    background: var(--primary-color);
    color: white;
    font-weight: 500;
}

.rail-nav a i {
    width: 20px;
    text-align: center;
    font-size: 1.1rem;
}

/* 섹션 표시/숨김 */
.settings-section {
    display: none;
}

.settings-section.active {
    display: block;
}

.rail-header {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 18px;
    flex-shrink: 0;
}

.rail-nav a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-primary);
    border: 1px solid transparent;
    transition: all 0.2s ease;
}

.rail-nav a:hover {
    border-color: var(--primary-color);
    background: rgba(88, 101, 242, 0.1);
    color: var(--primary-color);
}

.rail-tip {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.5;
    border-top: 1px solid var(--bg-primary);
    padding-top: 12px;
}

.settings-main {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.settings-hero {
    background: linear-gradient(135deg, rgba(88, 101, 242, 0.16), rgba(67, 181, 129, 0.08));
    border: 1px solid var(--bg-primary);
    border-radius: 14px;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
}

.hero-meta h2 {
    font-size: 1.5rem;
    margin-top: 4px;
}

.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: flex-end;
}

.eyebrow {
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.muted {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.pill {
    display: inline-flex;
    align-items: center;
    padding: 6px 10px;
    border-radius: 999px;
    background: var(--bg-secondary);
    border: 1px solid var(--bg-primary);
    font-size: 0.9rem;
    color: var(--text-primary);
}

.badge {
    background: var(--bg-secondary);
    border: 1px solid var(--bg-primary);
    border-radius: 10px;
    padding: 10px 14px;
    font-size: 0.95rem;
}

.settings-section {
    display: none;
}

.settings-section.active {
    display: block;
}

.settings-card {
    background: var(--bg-secondary);
    border: 1px solid var(--bg-primary);
    border-radius: 12px;
    padding: 18px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
}

.card-header h3 {
    font-size: 1.25rem;
    margin: 4px 0;
}

.input-grid {
    display: grid;
    gap: 12px;
    margin-top: 16px;
}

.input-grid.two-col {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.input-grid.three-col {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.input-grid.four-col {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.input-chip {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 10px 12px;
    border: 1px solid var(--bg-primary);
    border-radius: 10px;
    background: var(--bg-tertiary);
    font-size: 0.95rem;
}

.input-chip input,
.input-chip select {
    margin-top: 4px;
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--bg-primary);
    border-radius: 8px;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: inherit;
    transition: all 0.2s ease;
    cursor: pointer;
}

.input-chip select:hover,
.input-chip input:hover {
    border-color: var(--primary-color);
}

.input-chip select:focus,
.input-chip input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(88, 101, 242, 0.1);
}

.input-chip input[type="number"] {
    cursor: text;
}

.list-stack {
    margin-top: 14px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    border-radius: 10px;
    background: var(--bg-primary);
    border: 1px solid var(--bg-secondary);
}

.empty-message {
    color: var(--text-secondary);
    padding: 12px;
}

.message-preview-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 18px;
    margin-top: 10px;
}

.message-send {
    margin-top: 18px;
    border-top: 1px solid var(--bg-primary);
    padding-top: 14px;
}

.color-picker input[type="text"] {
    max-width: 140px;
}

/* =====================================================================
   대시보드
   ===================================================================== */

.dashboard-header {
    margin-bottom: 40px;
}

.dashboard-header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.dashboard-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.stat-card {
    background-color: var(--bg-secondary);
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
    display: flex;
    align-items: center;
    gap: 20px;
}

.stat-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    min-width: 60px;
    text-align: center;
}

.stat-content h3 {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 5px;
    text-transform: uppercase;
}

.stat-value {
    font-size: 2rem;
    font-weight: bold;
    color: var(--text-primary);
}

/* =====================================================================
   서버 카드
   ===================================================================== */

.servers-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.server-card {
    background-color: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--bg-primary);
    overflow: hidden;
    transition: all 0.3s ease;
}

.server-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.server-card-header {
    padding: 20px;
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--bg-primary);
    display: flex;
    align-items: center;
    gap: 15px;
}

.server-card-header .server-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary-color);
}

.server-card-header h3 {
    color: var(--primary-color);
    font-size: 1.1rem;
    flex: 1;
}

.server-card-body {
    padding: 20px;
    text-align: center;
}

.server-card-body .server-members {
    margin: 0;
    font-size: 1.1rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.server-card-body .server-members i {
    color: var(--primary-color);
}

.server-card-footer {
    padding: 15px;
    background-color: var(--bg-primary);
    display: flex;
    gap: 10px;
}

.server-card-large {
    background-color: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--bg-primary);
    overflow: hidden;
}

.card-header {
    padding: 20px;
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--bg-primary);
}

.card-header h3 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

.card-stats {
    display: flex;
    gap: 20px;
}

.stat {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
}

.card-body {
    padding: 20px;
}

.card-body p {
    margin-bottom: 10px;
}

.card-body ul {
    list-style: none;
    padding-left: 20px;
}

.card-body li {
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.card-body li:before {
    content: "• ";
    color: var(--primary-color);
    margin-right: 10px;
}

.card-footer {
    padding: 15px 20px;
    background-color: var(--bg-primary);
    text-align: right;
}

/* =====================================================================
   탭
   ===================================================================== */

.settings-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    border-bottom: 2px solid var(--bg-primary);
    overflow-x: auto;
}

.tab-btn {
    padding: 12px 20px;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    border-bottom: 3px solid transparent;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.tab-btn:hover {
    color: var(--text-primary);
}

.tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =====================================================================
   섹션
   ===================================================================== */

.section {
    background-color: var(--bg-secondary);
    padding: 30px;
    border-radius: 8px;
    margin-bottom: 30px;
    border: 1px solid var(--bg-primary);
}

.section h2 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.section p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

/* =====================================================================
   리스트 아이템
   ===================================================================== */

.list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    background-color: var(--bg-primary);
    border-radius: 4px;
    margin-bottom: 10px;
}

.list-item span {
    color: var(--text-secondary);
}

/* =====================================================================
   통계
   ===================================================================== */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.stat-box {
    background-color: var(--bg-secondary);
    padding: 20px;
    border-radius: 8px;
    border: 1px solid var(--bg-primary);
    text-align: center;
}

.stat-box h3 {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 10px;
    text-transform: uppercase;
}

.stat-large {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

.stats-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--bg-primary);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}

.stat-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--bg-primary);
}

.stat-row:last-child {
    border-bottom: none;
}

.stat-row span {
    color: var(--text-secondary);
}

.stat-row strong {
    color: var(--primary-color);
}

.top-users {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--bg-primary);
}

.top-users h4 {
    color: var(--text-primary);
    margin-bottom: 10px;
}

.top-users ol {
    padding-left: 20px;
}

.top-users li {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    color: var(--text-secondary);
}

/* =====================================================================
   페이지 헤더
   ===================================================================== */

.page-header {
    margin-bottom: 40px;
}

.page-header h1 {
    font-size: 2rem;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.page-header p {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* =====================================================================
   유틸리티
   ===================================================================== */

.loading {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

.empty-message {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

.error {
    color: var(--danger-color);
    text-align: center;
    padding: 20px;
    background-color: rgba(240, 71, 71, 0.1);
    border-radius: 4px;
}

/* =====================================================================
   에러 페이지
   ===================================================================== */

.error-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 200px);
}

.error-content {
    text-align: center;
}

.error-content h1 {
    font-size: 5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.error-content h2 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.error-content p {
    color: var(--text-secondary);
    margin-bottom: 30px;
    font-size: 1.1rem;
}

/* =====================================================================
   푸터
   ===================================================================== */

.footer {
    background-color: var(--bg-secondary);
    padding: 30px 0;
    margin-top: 60px;
    border-top: 1px solid var(--bg-primary);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
    color: var(--text-secondary);
}

/* =====================================================================
   알림 시스템
   ===================================================================== */

.notification-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.notification {
    padding: 15px 20px;
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.3s ease;
    min-width: 300px;
}

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

.notification-error {
    background-color: var(--danger-color);
    color: white;
}

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

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

@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* =====================================================================
   모달 시스템
   ===================================================================== */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
}

.modal-content {
    position: relative;
    background-color: var(--bg-secondary);
    border-radius: 8px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    max-width: 600px;
    width: 90%;
    z-index: 10000;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--bg-primary);
}

.modal-header h2 {
    color: var(--text-primary);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.2s ease;
}

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

.modal-body {
    padding: 20px;
    color: var(--text-secondary);
}

/* =====================================================================
   스피너
   ===================================================================== */

.spinner {
    display: inline-block;
    position: relative;
    width: 20px;
    height: 20px;
}

.spinner-inner {
    box-sizing: border-box;
    display: block;
    position: absolute;
    width: 16px;
    height: 16px;
    margin: 2px;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: spinner 1.2s cubic-bezier(0.5, 0, 0.5, 1) infinite;
    border-color: var(--primary-color) transparent transparent transparent;
}

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

/* =====================================================================
   범용 클래스
   ===================================================================== */

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.flex-gap { gap: 1rem; }

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

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

/* =====================================================================
   반응형 디자인
   ===================================================================== */

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        display: none;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

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

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

    .servers-list {
        grid-template-columns: 1fr;
    }

    .settings-tabs {
        flex-direction: column;
    }

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

    .section {
        padding: 20px;
    }

    .modal-content {
        width: 95%;
    }

    .notification {
        min-width: 280px;
    }
}

/* 기본 설정 그리드 */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.info-item {
    padding: 15px;
    background-color: var(--bg-secondary);
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.info-item label {
    display: block;
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 8px;
}

.info-item p {
    margin: 0;
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 500;
}

.empty-message {
    padding: 20px;
    text-align: center;
    color: var(--text-secondary);
    font-style: italic;
}

.help-text {

    /* =====================================================================
       메시지 빌더 스타일
       ===================================================================== */

    .embed-preview {
        background-color: var(--bg-secondary);
        border-left: 4px solid var(--primary-color);
        padding: 15px;
        margin: 15px 0;
        border-radius: 4px;
    }

    .embed-preview .embed-title {
        font-size: 1.3rem;
        font-weight: bold;
        color: var(--text-primary);
        margin-bottom: 8px;
    }

    .embed-preview .embed-description {
        color: var(--text-secondary);
        margin-bottom: 12px;
        line-height: 1.5;
    }

    .embed-preview .embed-field {
        margin-top: 8px;
        padding-top: 8px;
        border-top: 1px solid var(--bg-tertiary);
    }

    .embed-preview .embed-field-name {
        font-weight: 600;
        color: var(--text-primary);
        margin-bottom: 4px;
    }

    .embed-preview .embed-field-value {
        color: var(--text-secondary);
    }

    .color-picker-container {
        display: flex;
        gap: 10px;
        align-items: center;
    }

    .color-picker-input {
        width: 60px;
        height: 40px;
        border: 2px solid var(--bg-secondary);
        border-radius: 4px;
        cursor: pointer;
        background-color: var(--bg-secondary);
    }

    .color-picker-input:hover {
        border-color: var(--primary-color);
    }

    .button-styles {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 10px;
        margin-top: 10px;
    }

    .style-option {
        padding: 10px;
        border: 2px solid var(--bg-secondary);
        border-radius: 4px;
        text-align: center;
        cursor: pointer;
        transition: all 0.2s;
    }

    .style-option:hover {
        border-color: var(--primary-color);
        background-color: rgba(88, 101, 242, 0.1);
    }

    .style-option.selected {
        border-color: var(--primary-color);
        background-color: rgba(88, 101, 242, 0.2);
    }

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

    .style-secondary {
        background-color: var(--secondary-color);
        color: white;
    }

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

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

    .fields-list {
        margin-top: 15px;
    }

    .field-item {
        background-color: var(--bg-secondary);
        padding: 12px;
        margin-bottom: 10px;
        border-radius: 4px;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .field-item-content {
        flex: 1;
    }

    .field-item-name {
        font-weight: 600;
        color: var(--text-primary);
    }

    .field-item-value {
        color: var(--text-secondary);
        font-size: 0.9rem;
    }

    .message-preview-container {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 20px;
        margin-top: 20px;
    }

    @media (max-width: 1200px) {
        .message-preview-container {
            grid-template-columns: 1fr;
        }
    }

    .component-builder {
        background-color: var(--bg-secondary);
        padding: 15px;
        border-radius: 4px;
        margin-top: 15px;
    }

    .component-type-select {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
        margin-top: 10px;
    }

    .component-type-btn {
        padding: 10px;
        border: 2px solid var(--bg-tertiary);
        border-radius: 4px;
        background-color: var(--bg-primary);
        color: var(--text-primary);
        cursor: pointer;
        transition: all 0.2s;
    }

    .component-type-btn:hover {
        border-color: var(--primary-color);
    }

    .component-type-btn.active {
        border-color: var(--primary-color);
        background-color: rgba(88, 101, 242, 0.2);
    }

    .components-list {
        margin-top: 20px;
    }

    .component-item {
        background-color: var(--bg-primary);
        padding: 15px;
        margin-bottom: 10px;
        border-radius: 4px;
        border-left: 4px solid var(--primary-color);
    }

    .component-item-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 8px;
    }

    .component-item-type {
        font-weight: 600;
        color: var(--primary-color);
    }

    .component-item-label {
        color: var(--text-secondary);
        font-size: 0.9rem;
    }
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 20px;
}