/* /static/assets/css/style.css */

/* 1. THIẾT LẬP HỆ MÀU CARBON NGUYÊN BẢN */
:root {
    --bg-base: #1B1B1B;       /* Nền phẳng sâu nhất */
    --bg-surface: #242424;    /* Nền nổi của Card, Sidebar, Header */
    --bg-element: #2A2A2A;    /* Nền lõm phụ */
    --border-color: #333333;  /* Đường viền mảnh định hình khối */
    --text-main: #FFFFFF;     /* Chữ trắng quan trọng */
    --text-muted: #8E8E93;    /* Chữ xám phụ mô tả */
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
    background-color: var(--bg-base);
    color: var(--text-muted);
    min-height: 100vh;
    display: flex;
}

/* LAYOUT KHUNG TRANG */
.page {
    display: flex;
    width: 100%;
}

/* SIDEBAR (BÊN TRÁI) */
aside {
    width: 240px;
    background-color: var(--bg-surface);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 100;
}

/* --- TOPBAR NẰM TRÊN CÙNG, BÊN CẠNH MENU, ĐẮP CỨNG --- */
.topbar {
    position: fixed;
    top: 0;
    left: 240px;
    right: 0;
    height: 60px;
    background-color: var(--bg-surface) !important;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    z-index: 1000 !important;
    box-sizing: border-box;
}

.topbar-left, .topbar-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Căn chỉnh lại page-wrapper để lùi xuống dưới Topbar */
.page-wrapper {
    margin-left: 240px;
    width: calc(100% - 240px);
    min-height: 100vh;
    box-sizing: border-box;
    position: relative;
    z-index: 1;
    
    /* 🌟 GIẢI PHÁP DỨT ĐIỂM: Tăng khoảng cách đệm đỉnh lên hẳn 94px 
       để đẩy chữ "Chào buổi tối, Đức" rớt hẳn xuống dưới thanh Topbar, không thể bị khuất */
    padding-top: 94px !important; 
    padding-left: 32px;
    padding-right: 32px;
    padding-bottom: 32px;
}
.page-wrapper header {
    position: relative !important;
    top: auto !important;
    left: auto !important;
    width: 100% !important;
    margin-bottom: 24px !important;
    padding: 0 !important; /* Xóa bỏ padding trùng lặp */
}

/* --- HIỆU ỨNG LOAD CHỜ TẢI TƯƠNG PHẢN NHẸ --- */
.htmx-indicator {
    display: none;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: #8E8E93;
}
/* Khi htmx đang gửi request, hiển thị loader */
.htmx-request .htmx-indicator {
    display: inline-flex;
}
/* Làm mờ nhẹ vùng nội dung cũ trong lúc đợi phản hồi */
.htmx-request#main-content {
    opacity: 0.6;
}

/* Các thành phần UI bên trong Topbar */
.badge-purple {
    background: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
    color: #ffffff;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
}
.topbar-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 6px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.topbar-btn:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
}
.user-avatar {
    width: 32px;
    height: 32px;
    background-color: #2563eb;
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 13px;
}

.brand {
    padding: 20px 24px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid var(--border-color);
}

.brand-text {
    color: var(--text-main);
    font-weight: 700;
    font-size: 20px;
    letter-spacing: -0.5px;
}

.sidebar-btn-wrapper {
    padding: 16px;
}

.sidebar-menu {
    list-style: none;
    padding: 0 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.menu-title {
    font-size: 10px;
    font-weight: 700;
    color: #555555;
    padding: 12px 12px 6px 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13px;
    border-radius: 8px;
    transition: all 0.2s ease;
}

.nav-link:hover {
    background-color: var(--bg-element);
    color: var(--text-main);
}

.nav-link.active {
    background-color: var(--bg-base);
    color: var(--text-main);
    font-weight: 600;
    border-left: 3px solid var(--text-main);
    border-radius: 0 8px 8px 0;
}

/* MAIN WRAPPER (BÊN PHẢI) */
.page-wrapper {
    margin-left: 240px;
    width: calc(100% - 240px);
    padding: 0 32px 32px 32px;
    display: flex;
    flex-direction: column;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 24px;
}

.page-title {
    color: var(--text-main);
    font-size: 20px;
    font-weight: 700;
}

/* HỆ THỐNG LƯỚI CARD */
.row-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.row-two-columns {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 16px;
    margin-bottom: 24px;
}

@media (max-width: 992px) {
    .row-two-columns { grid-template-columns: 1fr; }
}

.row-three-columns {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: 16px;
}

@media (max-width: 992px) {
    .row-three-columns { grid-template-columns: 1fr; }
}

/* CHI TIẾT KHỐI CARD */
.card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    position: relative;
}

.card-header-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.card-title-sub {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
}

.card-value-big {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-main);
    display: flex;
    align-items: center;
}

.card-inner-box {
    background-color: var(--bg-element);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* NÚT BẤM */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn-light, .btn-primary {
    background-color: var(--text-main);
    color: #000000;
}

.btn-light:hover, .btn-primary:hover {
    background-color: #E5E5E5;
}

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

.btn-outline-secondary:hover {
    background-color: var(--bg-element);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 11px;
}

.btn-group {
    display: inline-flex;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    overflow: hidden;
}

.btn-group .btn-toggle {
    background-color: var(--bg-base);
    color: var(--text-muted);
    border: none;
    border-radius: 0;
    padding: 6px 14px;
    font-size: 12px;
}

.btn-group .btn-toggle.active {
    background-color: var(--bg-element);
    color: var(--text-main);
    font-weight: 600;
}

/* PROGRESS BAR */
.progress-group {
    margin-bottom: 12px;
}

.progress-label-flex {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    margin-bottom: 4px;
}

.progress-track {
    width: 100%;
    height: 6px;
    background-color: var(--bg-element);
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background-color: #646464;
    border-radius: 4px;
}

.progress-bar.bar-success { background-color: #30D158; }
.progress-bar.bar-network { background-color: #30D158; }
.progress-bar.bar-memory { background-color: #C15CF6; }
.progress-bar.bar-cpu { background-color: #06D6B4; }
.progress-bar.bar-machine { background-color: #3B82F6; }

/* ĐỒ THỊ MOCK */
.chart-mock-container {
    width: 100%;
    height: 150px;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    margin-top: 16px;
}

.chart-line-dashed {
    width: 100%;
    border-bottom: 1px dashed var(--border-color);
}

.chart-text-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 12px;
    color: #555555;
    font-family: monospace;
    z-index: 5;
}

.chart-timeline-labels {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    font-family: monospace;
    color: var(--text-muted);
    margin-top: 8px;
}

/* BẢNG NHẬT KÝ */
.table-responsive {
    width: 100%;
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 13px;
}

th {
    background-color: #1F1F1F;
    color: var(--text-muted);
    padding: 12px 16px;
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
}

td {
    padding: 14px 16px;
    border-bottom: 1px solid #282828;
    color: var(--text-main);
}

/* BADGES Trạng thái */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    font-size: 11px;
    font-weight: 500;
    border-radius: 6px;
    background-color: var(--bg-element);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    white-space: nowrap;
}

.badge-success { background-color: #1C3D26; color: #30D158; border-color: #245432; }
.badge-danger { background-color: #4A1D1D; color: #FF453A; border-color: #632323; }
.badge-warning { background-color: #4A351D; color: #FF9F0A; border-color: #634623; }

.badge-blink {
    width: 6px;
    height: 6px;
    background-color: #30D158;
    border-radius: 50%;
    display: inline-block;
}

/* UTILITIES TIỆN ÍCH CHUNG */
.text-muted { color: var(--text-muted) !important; }
.font-monospace { font-family: monospace !important; }
.text-truncate { text-overflow: ellipsis; overflow: hidden; white-space: nowrap; }
.text-end { text-align: right; }
.font-weight-bold { font-weight: 700; }
.rounded-circle { border-radius: 50%; }
.w-100 { width: 100%; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.p-4 { padding: 24px; }
.border-bottom { border-bottom: 1px solid var(--border-color); }
.mt-auto { margin-top: auto; }
.select-custom {
    background-color: var(--bg-base);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 12px;
}