/* ============================================================
   NetWiki — Estilos principales
   Extraído del base.html para servir desde Flask static/
   ============================================================ */

/* ── Variables ─────────────────────────────────────────── */
:root {
    --bg: #0a0c10;
    --bg2: #0f1117;
    --bg3: #161b25;
    --bg4: #1c2333;
    --border: #21283a;
    --border2: #2d3748;
    --text: #e2e8f0;
    --text2: #8892a4;
    --text3: #4a5568;
    --accent: #3b82f6;
    --accent2: #60a5fa;
    --green: #10b981;
    --yellow: #f59e0b;
    --red: #ef4444;
    --purple: #8b5cf6;
    --cyan: #06b6d4;
    --orange: #f97316;
    --sidebar-w: 280px;
    --topbar-h: 56px;
}

/* ── Reset ──────────────────────────────────────────────── */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html { scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    line-height: 1.6;
    min-height: 100vh;
}

a {
    color: var(--accent2);
    text-decoration: none;
}

a:hover { color: #fff; }

/* ── Scrollbar ──────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb {
    background: var(--border2);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover { background: var(--text3); }

/* ── Topbar ─────────────────────────────────────────────── */
.topbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    height: var(--topbar-h);
    background: rgba(10, 12, 16, .95);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0 1.25rem;
}

.topbar-brand {
    display: flex;
    align-items: center;
    gap: .6rem;
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 800;
    font-size: 1.1rem;
    color: #fff;
    white-space: nowrap;
    min-width: calc(var(--sidebar-w) - 1.25rem);
}

.brand-icon {
    width: 30px; height: 30px;
    background: linear-gradient(135deg, var(--accent), var(--purple));
    border-radius: 7px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .85rem;
    color: #fff;
}

.topbar-search {
    flex: 1;
    max-width: 520px;
    position: relative;
}

.topbar-search input {
    width: 100%;
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: .45rem .75rem .45rem 2.2rem;
    color: var(--text);
    font-family: 'Inter', sans-serif;
    font-size: .875rem;
    outline: none;
    transition: border-color .2s, background .2s;
}

.topbar-search input:focus {
    border-color: var(--accent);
    background: var(--bg4);
}

.topbar-search input::placeholder { color: var(--text3); }

.topbar-search .search-ico {
    position: absolute;
    left: .7rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text3);
    font-size: .9rem;
    pointer-events: none;
}

.topbar-search .search-kbd {
    position: absolute;
    right: .6rem;
    top: 50%;
    transform: translateY(-50%);
    font-family: 'JetBrains Mono', monospace;
    font-size: .65rem;
    color: var(--text3);
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: .1rem .35rem;
}

.topbar-right {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: .75rem;
}

.topbar-btn {
    display: flex;
    align-items: center;
    gap: .4rem;
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 7px;
    padding: .4rem .75rem;
    color: var(--text2);
    font-size: .8rem;
    cursor: pointer;
    transition: all .15s;
    white-space: nowrap;
}

.topbar-btn:hover {
    background: var(--bg4);
    color: var(--text);
    border-color: var(--border2);
}

.topbar-btn.primary {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    font-weight: 500;
}

.topbar-btn.primary:hover {
    background: var(--accent2);
    border-color: var(--accent2);
    color: #fff;
}

.user-avatar {
    width: 30px; height: 30px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--purple), var(--cyan));
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: .75rem;
    font-weight: 700;
    color: #fff;
    cursor: pointer;
    border: 2px solid var(--border2);
    transition: border-color .2s;
}

.user-avatar:hover { border-color: var(--accent); }

/* ── Sidebar ─────────────────────────────────────────────── */
.sidebar {
    position: fixed;
    top: var(--topbar-h);
    left: 0;
    bottom: 0;
    width: var(--sidebar-w);
    background: var(--bg2);
    border-right: 1px solid var(--border);
    overflow-y: auto;
    overflow-x: hidden;
    padding: 1rem .75rem;
    z-index: 50;
}

.sidebar-section { margin-bottom: 1.5rem; }

.sidebar-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: .65rem;
    font-weight: 700;
    color: var(--text3);
    text-transform: uppercase;
    letter-spacing: 1.2px;
    padding: 0 .5rem;
    margin-bottom: .4rem;
    display: flex;
    align-items: center;
    gap: .4rem;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: .6rem;
    padding: .45rem .6rem;
    border-radius: 6px;
    color: var(--text2);
    font-size: .83rem;
    cursor: pointer;
    transition: all .15s;
    position: relative;
}

.sidebar-link:hover {
    background: var(--bg3);
    color: var(--text);
}

.sidebar-link.active {
    background: rgba(59, 130, 246, .12);
    color: var(--accent2);
}

.sidebar-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 20%;
    bottom: 20%;
    width: 2px;
    border-radius: 2px;
    background: var(--accent);
}

.sidebar-link .count {
    margin-left: auto;
    font-family: 'JetBrains Mono', monospace;
    font-size: .65rem;
    color: var(--text3);
    background: var(--bg3);
    border-radius: 3px;
    padding: .1rem .35rem;
}

.sidebar-link.active .count {
    background: rgba(59, 130, 246, .2);
    color: var(--accent2);
}

.cat-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    flex-shrink: 0;
}

/* ── Main ────────────────────────────────────────────────── */
.main-wrap {
    margin-left: var(--sidebar-w);
    padding-top: var(--topbar-h);
    min-height: 100vh;
}

.main-content {
    padding: 1.5rem 2rem;
    max-width: 1400px;
}

/* ── Page header ─────────────────────────────────────────── */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.page-title {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1.4rem;
    font-weight: 700;
    color: #fff;
}

.page-subtitle {
    color: var(--text2);
    font-size: .83rem;
    margin-top: .2rem;
}

/* ── Filter bar ──────────────────────────────────────────── */
.filter-bar {
    display: flex;
    align-items: center;
    gap: .5rem;
    flex-wrap: wrap;
    margin-bottom: 1.25rem;
}

.filter-chip {
    display: flex;
    align-items: center;
    gap: .35rem;
    padding: .3rem .65rem;
    border-radius: 20px;
    font-size: .75rem;
    font-weight: 500;
    cursor: pointer;
    border: 1px solid var(--border);
    color: var(--text2);
    background: var(--bg2);
    transition: all .15s;
    white-space: nowrap;
}

.filter-chip:hover {
    border-color: var(--border2);
    color: var(--text);
}

.filter-chip.active {
    background: rgba(59, 130, 246, .15);
    border-color: rgba(59, 130, 246, .4);
    color: var(--accent2);
}

.filter-chip.tag-chip {
    font-family: 'JetBrains Mono', monospace;
    font-size: .7rem;
}

/* ── Cards grid ──────────────────────────────────────────── */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1rem;
}

/* ── Article card ────────────────────────────────────────── */
.article-card {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.1rem;
    cursor: pointer;
    transition: border-color .2s, transform .15s, box-shadow .2s;
    display: flex;
    flex-direction: column;
    gap: .75rem;
    position: relative;
    overflow: hidden;
}

.article-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: var(--card-accent, var(--accent));
    opacity: 0;
    transition: opacity .2s;
}

.article-card:hover {
    border-color: var(--border2);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, .4);
}

.article-card:hover::before { opacity: 1; }

.card-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: .5rem;
}

.card-badges {
    display: flex;
    flex-wrap: wrap;
    gap: .3rem;
}

.badge {
    font-family: 'JetBrains Mono', monospace;
    font-size: .65rem;
    font-weight: 500;
    padding: .2rem .5rem;
    border-radius: 4px;
    border: 1px solid;
}

.badge-cat {
    color: var(--cat-color, var(--accent2));
    border-color: var(--cat-color, rgba(59, 130, 246, .3));
    background: color-mix(in srgb, var(--cat-color, var(--accent)), transparent 85%);
}

.badge-tag {
    color: var(--text3);
    border-color: var(--border);
    background: var(--bg3);
}

.badge-tag:hover {
    color: var(--text2);
    border-color: var(--border2);
}

.badge-file {
    color: var(--yellow);
    border-color: rgba(245, 158, 11, .3);
    background: rgba(245, 158, 11, .08);
}

.badge-destacado {
    color: var(--yellow);
    border-color: rgba(245, 158, 11, .3);
    background: rgba(245, 158, 11, .08);
}

.card-age {
    font-family: 'JetBrains Mono', monospace;
    font-size: .65rem;
    color: var(--text3);
    white-space: nowrap;
    flex-shrink: 0;
}

.card-age.fresh { color: var(--green); }
.card-age.recent { color: var(--yellow); }
.card-age.old { color: var(--text3); }
.card-age.stale {
    color: var(--red);
    opacity: .7;
}

.card-title {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: .95rem;
    font-weight: 600;
    color: var(--text);
    line-height: 1.35;
}

.card-title:hover { color: #fff; }

.card-summary {
    font-size: .8rem;
    color: var(--text2);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: .6rem;
    border-top: 1px solid var(--border);
    margin-top: auto;
}

.card-author {
    display: flex;
    align-items: center;
    gap: .4rem;
    font-size: .75rem;
    color: var(--text3);
}

.card-author-avatar {
    width: 18px; height: 18px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--purple), var(--cyan));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .55rem;
    font-weight: 700;
    color: #fff;
}

.card-meta-right {
    display: flex;
    align-items: center;
    gap: .6rem;
}

.card-attachments {
    display: flex;
    align-items: center;
    gap: .2rem;
    font-size: .72rem;
    color: var(--text3);
}

/* ── Empty state ─────────────────────────────────────────── */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text3);
}

.empty-state .empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: .3;
}

.empty-state p {
    font-size: .9rem;
    margin-bottom: 1rem;
}

/* ── Stats bar ───────────────────────────────────────────── */
.stats-bar {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: .75rem 1rem;
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-bottom: 1.25rem;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: .4rem;
    font-size: .78rem;
    color: var(--text2);
}

.stat-item strong {
    font-family: 'JetBrains Mono', monospace;
    font-size: .85rem;
    color: var(--text);
    font-weight: 600;
}

.stat-divider {
    width: 1px;
    height: 16px;
    background: var(--border);
}

/* ── Dropdown ────────────────────────────────────────────── */
.dropdown-menu-dark {
    background: var(--bg3);
    border: 1px solid var(--border2);
    border-radius: 8px;
    padding: .4rem;
    min-width: 160px;
    box-shadow: 0 16px 40px rgba(0, 0, 0, .5);
}

.dropdown-item-dark {
    display: flex;
    align-items: center;
    gap: .5rem;
    padding: .45rem .65rem;
    border-radius: 5px;
    color: var(--text2);
    font-size: .82rem;
    cursor: pointer;
    transition: all .12s;
}

.dropdown-item-dark:hover {
    background: var(--bg4);
    color: var(--text);
}

.dropdown-item-dark.danger:hover {
    color: var(--red);
    background: rgba(239, 68, 68, .08);
}

/* ── Toast notifications ─────────────────────────────────── */
.toast-container {
    position: fixed;
    top: calc(var(--topbar-h) + .75rem);
    right: 1rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: .5rem;
}

.toast {
    background: var(--bg3);
    border: 1px solid var(--border2);
    border-radius: 8px;
    padding: .7rem 1rem;
    display: flex;
    align-items: center;
    gap: .6rem;
    font-size: .82rem;
    min-width: 280px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, .4);
    animation: toastIn .2s ease;
    transition: opacity .3s;
}

.toast.success { border-left: 3px solid var(--green); }
.toast.error { border-left: 3px solid var(--red); }
.toast.warning { border-left: 3px solid var(--yellow); }

@keyframes toastIn {
    from { opacity: 0; transform: translateX(20px); }
    to { opacity: 1; transform: translateX(0); }
}

/* ── View toggle ─────────────────────────────────────────── */
.view-toggle {
    display: flex;
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow: hidden;
}

.view-btn {
    padding: .35rem .6rem;
    cursor: pointer;
    color: var(--text3);
    transition: all .15s;
    border: none;
    background: transparent;
    font-size: .85rem;
}

.view-btn.active {
    background: var(--bg4);
    color: var(--text);
}

.view-btn:hover:not(.active) { color: var(--text2); }

/* ── List view ───────────────────────────────────────────── */
.articles-list {
    display: flex;
    flex-direction: column;
    gap: .5rem;
}

.list-item {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: .75rem 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    cursor: pointer;
    transition: all .15s;
}

.list-item:hover {
    border-color: var(--border2);
    background: var(--bg3);
}

.list-item-title {
    font-weight: 500;
    color: var(--text);
    font-size: .875rem;
    flex: 1;
}

.list-item-meta {
    display: flex;
    align-items: center;
    gap: .75rem;
    flex-shrink: 0;
}

/* ── Sort selector ───────────────────────────────────────── */
.sort-select {
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: .35rem .65rem;
    color: var(--text2);
    font-size: .78rem;
    outline: none;
    cursor: pointer;
}

.sort-select:focus { border-color: var(--accent); }

option {
    background: var(--bg3);
    color: var(--text);
}

/* ── Pagination ──────────────────────────────────────────── */
.pagination {
    display: flex;
    align-items: center;
    gap: .4rem;
    margin-top: 1.5rem;
    justify-content: center;
}

.page-btn {
    width: 32px; height: 32px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    background: var(--bg2);
    color: var(--text2);
    cursor: pointer;
    font-size: .8rem;
    transition: all .15s;
}

.page-btn:hover {
    background: var(--bg3);
    color: var(--text);
    border-color: var(--border2);
}

.page-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

.page-btn:disabled {
    opacity: .3;
    cursor: default;
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform .25s;
    }
    .sidebar.open { transform: translateX(0); }
    .main-wrap { margin-left: 0; }
    .main-content { padding: 1rem; }
    .topbar-brand { min-width: auto; }
    .topbar-search { display: none; }
}

/* ── Misc ────────────────────────────────────────────────── */
.mono { font-family: 'JetBrains Mono', monospace; }
.text-muted { color: var(--text3); }
.text-sm { font-size: .78rem; }
.flex { display: flex; }
.items-center { align-items: center; }
.gap-2 { gap: .5rem; }
.ml-auto { margin-left: auto; }

mark {
    background: rgba(59, 130, 246, .25);
    color: var(--accent2);
    border-radius: 2px;
    padding: 0 2px;
}

/* Skeleton loader */
.skeleton {
    background: linear-gradient(90deg, var(--bg2) 25%, var(--bg3) 50%, var(--bg2) 75%);
    background-size: 200% 100%;
    animation: skeleton-wave 1.5s infinite;
    border-radius: 4px;
}

@keyframes skeleton-wave {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ── Global form styles ─────────────────────────────────── */
.form-group { margin-bottom: 1rem; }

.form-label {
    display: block;
    font-size: .78rem;
    font-weight: 600;
    color: var(--text2);
    margin-bottom: .4rem;
}

.form-label .required { color: var(--red); }

.form-input {
    width: 100%;
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 7px;
    padding: .55rem .85rem;
    color: var(--text);
    font-family: 'Inter', sans-serif;
    font-size: .875rem;
    outline: none;
    transition: border-color .2s, background .2s;
    box-sizing: border-box;
}

.form-input:focus {
    border-color: var(--accent);
    background: var(--bg4);
}

.form-input::placeholder { color: var(--text3); }

textarea.form-input {
    min-height: 80px;
    resize: vertical;
}

select.form-input { cursor: pointer; }

/* ── Modal ──────────────────────────────────────────────── */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 500;
    background: rgba(0, 0, 0, .75);
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.modal-overlay.open { display: flex; }

.modal-box {
    background: var(--bg2);
    border: 1px solid var(--border2);
    border-radius: 14px;
    padding: 1.75rem;
    width: 100%;
    max-width: 480px;
    box-shadow: 0 24px 60px rgba(0, 0, 0, .6);
}

.modal-title {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-close {
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 6px;
    width: 28px; height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text3);
    transition: all .15s;
}

.modal-close:hover {
    color: var(--text);
    border-color: var(--border2);
}