/* ====== CSS Variables (Minimalista) ====== */
:root {
    /* Colores */
    --bg: #ffffff;
    --text: #1a1a1a;
    --muted: #717171;
    --border: #e5e5e5;
    --surface: #f8f8f8;
    --primary: #0066cc;
    --danger: #d32f2f;
    --success: #388e3c;
    --warning: #f57c00;

    /* Tipografía */
    --font-family: 'Inter', -apple-system, 'Segoe UI', Roboto, sans-serif;
    --font-size-base: 16px;
    --font-size-sm: 14px;
    --font-size-lg: 20px;
    --line-height: 1.6;

    /* Espaciado */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;

    /* Radios */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;

    /* Breakpoints */
    --bp-mobile: 640px;
    --bp-tablet: 768px;
    --bp-desktop: 1024px;
}

[data-theme="dark"] {
    --bg: #121417;
    --text: #eef2f7;
    --muted: #9ca8b6;
    --border: #26303b;
    --surface: #1a2129;
    --primary: #66a3ff;
    --danger: #ef5350;
    --success: #66bb6a;
    --warning: #ffb74d;
}

/* ====== Reset + Base ====== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
}

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height);
    overflow-x: hidden;
}

/* ====== Navbar Minimalista ====== */
.navbar-minimal {
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    height: 60px;
    display: flex;
    align-items: center;
    padding: 0 var(--spacing-lg);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    gap: var(--spacing-lg);
}

.navbar-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex: 0 0 auto;
}

.navbar-brand {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--text);
    text-decoration: none;
    line-height: 1;
}

.navbar-brand:hover {
    color: var(--primary);
}

.navbar-brand-logo {
    width: 34px;
    height: 34px;
    object-fit: contain;
    border-radius: 8px;
    display: block;
}

.btn-hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text);
    padding: var(--spacing-xs);
    line-height: 1;
}

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

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

.navbar-search {
    flex: 1;
    max-width: 300px;
}

.search-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-family: var(--font-family);
    background: var(--surface);
    color: var(--text);
    transition: border-color 0.2s, background-color 0.2s;
}

.search-input::placeholder {
    color: var(--muted);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--bg);
}

.navbar-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex: 0 0 auto;
}

.navbar-icon-btn {
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    border-radius: 999px;
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.navbar-profile-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
}

.navbar-user-menu {
    position: relative;
}

.navbar-profile-trigger {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    border: 1px solid transparent;
    background: transparent;
    border-radius: 999px;
    padding: 2px 8px 2px 2px;
    color: var(--text);
    cursor: pointer;
}

.navbar-profile-trigger:hover {
    background: var(--surface);
    border-color: var(--border);
}

.navbar-caret {
    font-size: 10px;
    color: var(--muted);
    line-height: 1;
}

.navbar-user-dropdown {
    position: absolute;
    right: 0;
    top: calc(100% + 8px);
    min-width: 190px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: 0 14px 34px rgba(0, 0, 0, 0.15);
    padding: 6px;
    display: grid;
    gap: 4px;
    z-index: 130;
}

.navbar-dropdown-item {
    display: block;
    width: 100%;
    text-align: left;
    text-decoration: none;
    color: var(--text);
    border: none;
    background: transparent;
    border-radius: 8px;
    font-size: var(--font-size-sm);
    padding: 8px 10px;
}

.navbar-dropdown-item:hover {
    background: var(--surface);
    text-decoration: none;
    opacity: 1;
}

.navbar-dropdown-button {
    cursor: pointer;
}

.navbar-avatar {
    width: 32px;
    height: 32px;
    border-radius: 999px;
    object-fit: cover;
    border: 1px solid var(--border);
}

.navbar-avatar-fallback {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    background: var(--primary);
    color: #fff;
}

.navbar-text {
    font-size: var(--font-size-sm);
    color: var(--muted);
    white-space: nowrap;
}

.navbar-divider {
    width: 1px;
    height: 20px;
    background: var(--border);
}

.navbar-link {
    color: var(--text);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: color 0.2s;
    white-space: nowrap;
}

.navbar-link:hover {
    color: var(--primary);
}

@media (max-width: 768px) {
    .navbar-minimal {
        padding: 0 var(--spacing-md);
    }

    .navbar-container {
        gap: var(--spacing-md);
    }

    .navbar-search {
        max-width: 150px;
    }

    .navbar-right {
        gap: var(--spacing-sm);
    }

    .navbar-text {
        display: none;
    }
}

/* ====== Layout Wrapper ====== */
.layout-wrapper {
    display: flex;
    height: calc(100vh - 60px);
    position: relative;
}

/* ====== Sidebar ====== */
.sidebar {
    width: 280px;
    background: var(--bg);
    border-right: 1px solid var(--border);
    overflow-y: auto;
    padding: 14px 12px 18px;
    flex-shrink: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.sidebar-site-brand {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding: 8px 8px 12px;
}

.sidebar-site-logo {
    width: 40px;
    height: 40px;
    object-fit: contain;
    border-radius: 10px;
}

.sidebar-site-link {
    display: inline-block;
    text-decoration: none;
    color: var(--text);
    font-size: 16px;
    font-weight: 700;
    line-height: 1.2;
}

.sidebar-site-link:hover {
    color: var(--primary);
}

.sidebar-site-title {
    display: none;
}

.sidebar-panel-title-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 6px 8px;
    margin-top: 2px;
}

.sidebar-panel-title {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
}

.sidebar-panel-action {
    width: 24px;
    height: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--muted);
    border-radius: 6px;
    font-size: 18px;
}

.sidebar-panel-action:hover {
    background: var(--surface);
    color: var(--text);
}

.sidebar-tree-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: block;
}

.sidebar-tree-node {
    margin-bottom: 1px;
}

.sidebar-tree-row {
    display: flex;
    align-items: center;
    gap: 2px;
}

.sidebar-tree-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border: none;
    border-radius: 4px;
    background: transparent;
    color: var(--muted);
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s;
    font-size: 15px;
    line-height: 1;
    font-weight: 600;
    flex: 0 0 20px;
}

.sidebar-tree-toggle:hover {
    background: var(--surface);
    color: var(--text);
}

.sidebar-tree-toggle.spacer {
    visibility: hidden;
}

.sidebar-tree-link {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    min-width: 0;
    padding: 6px 8px;
    border-radius: 8px;
    text-decoration: none;
    color: var(--text);
    border: none;
    transition: background-color 0.18s ease, color 0.18s ease;
}

.sidebar-tree-link:hover {
    background: #f5f5f5;
    color: var(--text);
}

[data-theme="dark"] .sidebar-tree-link:hover {
    background: #1e252d;
}

.sidebar-tree-link.is-active {
    background: #f1f3f5;
    font-weight: 600;
}

[data-theme="dark"] .sidebar-tree-link.is-active {
    background: #222b34;
}

.sidebar-tree-icon {
    display: inline-flex;
    width: 16px;
    height: 16px;
    align-items: center;
    justify-content: center;
    color: #6b7280;
    flex: 0 0 16px;
    font-size: 14px;
    line-height: 1;
}

.sidebar-tree-icon-folder,
.sidebar-tree-icon-doc {
    background: transparent;
}

.sidebar-tree-label {
    font-size: 14px;
    line-height: 1.35;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-tree-link.is-document .sidebar-tree-label {
    font-size: 13px;
}

.sidebar-tree-link.is-space .sidebar-tree-label {
    font-weight: 400;
}

.sidebar-tree-children {
    margin-left: 20px;
}

[x-cloak] {
    display: none !important;
}

.sidebar-divider {
    height: 1px;
    background: var(--border);
    margin: 14px 6px 10px;
}

.sidebar-admin-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 8px;
    border: none;
    background: transparent;
    color: var(--muted);
    font-size: 13px;
    cursor: pointer;
    border-radius: 8px;
}

.sidebar-admin-toggle:hover {
    background: var(--surface);
    color: var(--text);
}

.sidebar-admin-links {
    display: grid;
    gap: 2px;
    padding-top: 4px;
}

.sidebar-admin-link {
    text-decoration: none;
    color: var(--muted);
    padding: 6px 8px 6px 24px;
    font-size: 13px;
    border-radius: 8px;
}

.sidebar-admin-link:hover {
    background: var(--surface);
    color: var(--text);
}

/* Sidebar responsive */
@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        left: 0;
        top: 60px;
        height: calc(100vh - 60px);
        width: 240px;
        transform: translateX(-100%);
        opacity: 0;
        z-index: 50;
        box-shadow: 2px 0 8px rgba(0, 0, 0, 0.1);
    }

    .sidebar.sidebar-open {
        transform: translateX(0);
        opacity: 1;
    }
}

.sidebar-overlay {
    display: none;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 40;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.sidebar-overlay.sidebar-overlay-active {
    display: block;
    opacity: 1;
}

.system-modal-backdrop {
    position: fixed;
    inset: 0;
    background: linear-gradient(145deg, rgba(9, 21, 42, 0.7), rgba(3, 6, 15, 0.76));
    backdrop-filter: blur(4px);
    z-index: 180;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.system-modal {
    width: min(860px, 100%);
    max-height: min(92vh, 820px);
    overflow-y: auto;
    background: linear-gradient(165deg, var(--bg) 0%, color-mix(in srgb, var(--surface) 70%, var(--bg) 30%) 100%);
    border: 1px solid var(--border);
    border-radius: 22px;
    box-shadow: 0 28px 64px rgba(0, 0, 0, 0.28);
}

.system-modal-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 14px;
    padding: 20px 22px 12px;
    border-bottom: 1px solid color-mix(in srgb, var(--border) 75%, transparent);
}

.system-modal-brand {
    display: flex;
    align-items: center;
    gap: 14px;
}

.system-modal-logo-main {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

.system-modal-header h2 {
    margin: 0;
    font-size: 24px;
}

.system-modal-header p {
    margin: 2px 0 0;
    color: var(--muted);
    font-size: var(--font-size-sm);
}

.system-modal-close {
    width: 34px;
    height: 34px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--surface);
    color: var(--text);
    font-size: 20px;
    line-height: 1;
    cursor: pointer;
}

.system-modal-body {
    display: grid;
    gap: 14px;
    padding: 16px 22px 10px;
}

.system-about-card,
.system-runtime-card {
    border: 1px solid var(--border);
    border-radius: 16px;
    background: color-mix(in srgb, var(--bg) 92%, var(--surface) 8%);
    padding: 16px;
}

.system-about-grid,
.system-runtime-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 18px;
}

.system-runtime-title-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 10px;
}

.system-runtime-title-row h3 {
    margin: 0;
    font-size: 18px;
}

.system-label {
    display: block;
    font-size: 11px;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 4px;
}

.system-value {
    margin: 0;
    color: var(--text);
    font-weight: 500;
    word-break: break-word;
}

.system-filepath {
    font-family: 'Menlo', 'Monaco', monospace;
    font-size: 13px;
}

.system-loading {
    margin: 0;
    color: var(--muted);
    font-size: var(--font-size-sm);
}

.system-span-2 {
    grid-column: span 2;
}

.system-modal-footer {
    border-top: 1px solid color-mix(in srgb, var(--border) 75%, transparent);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    padding: 12px 22px 18px;
    color: var(--muted);
    font-size: 13px;
}

.system-modal-logo-bmo {
    width: 92px;
    height: auto;
    object-fit: contain;
}

@media (max-width: 768px) {
    .navbar-user-dropdown {
        right: -12px;
    }

    .system-modal-backdrop {
        padding: 12px;
    }

    .system-modal {
        border-radius: 16px;
    }

    .system-about-grid,
    .system-runtime-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .system-span-2 {
        grid-column: span 1;
    }

    .system-modal-footer {
        justify-content: center;
        flex-wrap: wrap;
    }
}

@media (min-width: 768px) {
    .sidebar-overlay {
        display: none !important;
    }
}

/* ====== Main Content ====== */
.main-content {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.content-wrapper {
    padding: var(--spacing-xl);
    max-width: 100%;
    margin: 0;
    width: 100%;
    box-sizing: border-box;
}

@media (max-width: 768px) {
    .content-wrapper {
        padding: var(--spacing-lg);
    }
}

/* ====== Flash Messages ====== */
.flash-messages {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    padding-bottom: 0;
}

.alert {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    border-left: 4px solid transparent;
    font-size: var(--font-size-sm);
    animation: fadeIn 0.3s ease;
}

.alert-danger {
    background: #ffebee;
    color: #c62828;
    border-left-color: var(--danger);
}

.alert-info {
    background: #e3f2fd;
    color: #0d47a1;
    border-left-color: var(--primary);
}

.alert-success {
    background: #e8f5e9;
    color: #1b5e20;
    border-left-color: var(--success);
}

.alert-warning {
    background: #fff3e0;
    color: #e65100;
    border-left-color: var(--warning);
}

.btn-close-alert {
    background: none;
    border: none;
    font-size: 18px;
    cursor: pointer;
    color: inherit;
    padding: 0;
    margin-left: var(--spacing-md);
    line-height: 1;
}

.btn-close-alert:hover {
    opacity: 0.7;
}

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

/* ====== Tipografía ====== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

h1 {
    font-size: 32px;
}

h2 {
    font-size: 24px;
}

h3 {
    font-size: 20px;
}

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: opacity 0.2s;
}

a:hover {
    opacity: 0.8;
    text-decoration: underline;
}

/* ====== Botones ====== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
    user-select: none;
}

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

.btn-primary:hover {
    background: #0052a3;
    transform: translateY(-1px);
}

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

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

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

.btn-outline:hover {
    background: var(--surface);
}

.btn-small {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 12px;
}

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

.btn-danger:hover {
    background: #b71c1c;
}

/* ====== Cards ====== */
.card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    transition: all 0.2s;
}

.card:hover {
    border-color: var(--muted);
}

.card-header {
    font-weight: 600;
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border);
}

/* ====== Badges ====== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
}

.badge-primary {
    background: #e3f2fd;
    color: var(--primary);
}

.badge-success {
    background: #e8f5e9;
    color: var(--success);
}

.badge-gray {
    background: var(--surface);
    color: var(--muted);
}

.badge-danger {
    background: #ffebee;
    color: var(--danger);
}

/* ====== Markdown Content ====== */
.markdown-body {
    line-height: var(--line-height);
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3 {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.markdown-body ul,
.markdown-body ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
}

.markdown-body li {
    margin-bottom: var(--spacing-sm);
}

.markdown-body pre {
    background: var(--surface);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin-bottom: var(--spacing-md);
}

.markdown-body code {
    background: var(--surface);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-size: 0.9em;
    font-family: 'Menlo', 'Monaco', monospace;
}

.markdown-body pre code {
    background: none;
    padding: 0;
}

.markdown-body table {
    border-collapse: collapse;
    width: 100%;
    margin-bottom: var(--spacing-lg);
}

.markdown-body th,
.markdown-body td {
    border: 1px solid var(--border);
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
}

.markdown-body th {
    background: var(--surface);
    font-weight: 600;
}

.markdown-body blockquote {
    border-left: 4px solid var(--border);
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-lg);
    color: var(--muted);
    font-style: italic;
}

/* ====== Forms ====== */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
textarea,
select {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    background: var(--bg);
    color: var(--text);
    transition: border-color 0.2s;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="number"]:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

textarea {
    resize: vertical;
    min-height: 120px;
}

/* ====== Utilities ====== */
.text-muted {
    color: var(--muted) !important;
}

.documents-list .text-muted,
.document-meta .text-muted {
    color: var(--muted) !important;
}

.text-small {
    font-size: var(--font-size-sm);
}

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

.mt-1, .mt-2, .mt-3, .mt-4 {
    margin-top: var(--spacing-md);
}

.mb-1, .mb-2, .mb-3, .mb-4 {
    margin-bottom: var(--spacing-md);
}

/* ====== Responsive ====== */
@media (max-width: 768px) {
    h1 {
        font-size: 24px;
    }

    h2 {
        font-size: 20px;
    }

    h3 {
        font-size: 18px;
    }
}