/* Fokin System — общие стили сайта и документации (подключаются через /static/css/site.css) */
:root {
    --bg-color: #060b14;
    --panel-color: rgba(15, 23, 42, 0.75);
    --panel-border: rgba(56, 189, 248, 0.18);
    --accent-color: #22d3ee;
    --accent-secondary: #38bdf8;
    --ok-color: #34d399;
    --warn-color: #fbbf24;
    --text-primary: #e2e8f0;
    --text-secondary: #7c8aa5;
    --code-bg: rgba(2, 6, 23, 0.7);
    --grid-line: rgba(56, 189, 248, 0.05);
    --heading-grad: linear-gradient(135deg, #fff 0%, #7c8aa5 100%);
    --mono-font: 'JetBrains Mono', 'Courier New', monospace;
    color-scheme: dark;
}

:root[data-theme="light"] {
    --bg-color: #f1f5f9;
    --panel-color: rgba(255, 255, 255, 0.82);
    --panel-border: rgba(14, 116, 144, 0.25);
    --accent-color: #0e7490;
    --accent-secondary: #0369a1;
    --ok-color: #047857;
    --warn-color: #b45309;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --code-bg: rgba(226, 232, 240, 0.8);
    --grid-line: rgba(14, 116, 144, 0.07);
    --heading-grad: linear-gradient(135deg, #0f172a 0%, #475569 100%);
    color-scheme: light;
}

html { scroll-behavior: smooth; scroll-padding-top: 90px; }
html[data-theme="light"] body {
    background-color: var(--bg-color);
    background-image:
        linear-gradient(var(--grid-line) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
    background-size: 42px 42px, 42px 42px;
}
html[data-theme="light"] h1 { background: var(--heading-grad); -webkit-background-clip: text; background-clip: text; }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* Доступность */
:focus-visible { outline: 2px solid var(--accent-color); outline-offset: 2px; border-radius: 6px; }
.skip-link {
    position: absolute; left: -9999px; top: 8px; z-index: 300;
    background: var(--accent-color); color: #021019; padding: 8px 14px; border-radius: 8px;
    font-family: var(--mono-font); font-size: 13px; text-decoration: none;
}
.skip-link:focus { left: 8px; }
.sr-only {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

/* Прогресс чтения */
.progress-bar {
    position: fixed; top: 0; left: 0; height: 3px; width: 100%; z-index: 200;
    background: linear-gradient(90deg, var(--accent-color), var(--accent-secondary));
    transform: scaleX(0); transform-origin: 0 50%; pointer-events: none;
}

/* Топбар: кнопки действий */
.topbar-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.icon-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    min-width: 34px; height: 34px; padding: 0 10px;
    background: transparent; color: var(--text-secondary);
    border: 1px solid var(--panel-border); border-radius: 10px;
    font-family: var(--mono-font); font-size: 12px; cursor: pointer; text-decoration: none;
    transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.icon-btn:hover { color: var(--accent-color); border-color: var(--accent-color); }
.icon-btn kbd {
    font-family: var(--mono-font); font-size: 10px; padding: 1px 5px;
    border: 1px solid var(--panel-border); border-radius: 5px;
}
.menu-toggle { display: none; }
.doc-nav-links { display: flex; gap: 6px; flex-wrap: wrap; }
.doc-nav-links a.active { color: var(--accent-color); border-color: var(--accent-color); }

/* Раскладка документации */
.doc-layout {
    width: 100%; max-width: 1180px; display: grid;
    grid-template-columns: 270px minmax(0, 1fr); gap: 24px; align-items: start;
}
.doc-layout .container { max-width: none; min-width: 0; }
.sidebar {
    position: sticky; top: 16px; max-height: calc(100vh - 32px); overflow-y: auto;
    background: var(--panel-color); backdrop-filter: blur(12px);
    border: 1px solid var(--panel-border); border-radius: 20px; padding: 16px;
}
.sidebar-title {
    font-family: var(--mono-font); font-size: 11px; letter-spacing: 0.12em;
    color: var(--text-secondary); margin: 0 0 10px; text-transform: uppercase;
}
.search-box { position: relative; margin-bottom: 12px; }
.search-box input {
    width: 100%; height: 38px; padding: 0 44px 0 12px;
    background: var(--code-bg); color: var(--text-primary);
    border: 1px solid var(--panel-border); border-radius: 10px;
    font-family: var(--mono-font); font-size: 13px;
}
.search-box input::placeholder { color: var(--text-secondary); }
.search-box kbd {
    position: absolute; right: 10px; top: 9px; font-family: var(--mono-font); font-size: 10px;
    padding: 1px 6px; border: 1px solid var(--panel-border); border-radius: 5px; color: var(--text-secondary);
    pointer-events: none;
}
.search-status { font-family: var(--mono-font); font-size: 11px; color: var(--text-secondary); margin: 0 0 8px; min-height: 16px; }
.toc { list-style: none; margin: 0; padding: 0; }
.toc li { margin: 0; }
.toc a {
    display: block; padding: 7px 10px; margin-bottom: 2px; border-radius: 8px;
    color: var(--text-secondary); text-decoration: none; font-size: 14px;
    border-left: 2px solid transparent; transition: color 0.2s, background 0.2s;
}
.toc a:hover { color: var(--text-primary); background: rgba(56, 189, 248, 0.08); }
.toc a.active { color: var(--accent-color); border-left-color: var(--accent-color); background: rgba(34, 211, 238, 0.08); }
.toc a .num { font-family: var(--mono-font); opacity: 0.6; margin-right: 6px; font-size: 12px; }
.toc li[hidden] { display: none; }
.sidebar-backdrop { display: none; }

/* Контент */
.doc-section { margin-bottom: 40px; }
.doc-section[hidden] { display: none; }
.doc-section h2 { position: relative; }
.doc-section h3 { font-size: 16px; margin: 24px 0 10px; color: var(--text-primary); }
.anchor-btn {
    margin-left: 8px; opacity: 0; background: none; border: 0; color: var(--text-secondary);
    cursor: pointer; font-family: var(--mono-font); font-size: 14px; padding: 2px 6px; border-radius: 6px;
}
h2:hover .anchor-btn, h3:hover .anchor-btn, .anchor-btn:focus-visible { opacity: 1; }
@media (hover: none) { .anchor-btn { opacity: 0.7; } }
mark.hl { background: rgba(251, 191, 36, 0.35); color: inherit; border-radius: 3px; padding: 0 1px; }
.lead { font-size: 17px; }
.container a:not(.btn):not(.icon-btn):not(.back-link) { color: var(--accent-color); }
.container strong { color: var(--text-primary); }
.container li, .container p { overflow-wrap: anywhere; }

/* Код и копирование */
.code-block { position: relative; margin: 14px 0 20px; }
.code-block pre {
    margin: 0; padding: 16px 16px 16px; background: var(--code-bg);
    border: 1px solid var(--panel-border); border-radius: 12px; overflow-x: auto;
    font-family: var(--mono-font); font-size: 13px; line-height: 1.55; color: var(--text-primary);
}
.code-block .copy-btn {
    position: absolute; top: 8px; right: 8px; height: 28px; padding: 0 10px; font-size: 11px;
    background: var(--panel-color);
}
.code-block pre { padding-top: 40px; }
code.inline, .container :not(pre) > code {
    font-family: var(--mono-font); font-size: 0.88em; padding: 1px 6px; border-radius: 6px;
    background: var(--code-bg); border: 1px solid var(--panel-border); color: var(--accent-color);
}

/* Таблицы */
.table-wrap { overflow-x: auto; margin: 12px 0 24px; border: 1px solid var(--panel-border); border-radius: 12px; }
.table-wrap table { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 460px; }
.table-wrap th, .table-wrap td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--panel-border); color: var(--text-secondary); vertical-align: top; }
.table-wrap th { font-family: var(--mono-font); font-size: 12px; color: var(--accent-color); letter-spacing: 0.05em; }
.table-wrap tr:last-child td { border-bottom: 0; }
.table-wrap td:first-child { color: var(--text-primary); font-family: var(--mono-font); font-size: 13px; }

/* Карточки и заметки */
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 14px; margin: 14px 0 24px; }
.card {
    background: var(--code-bg); border: 1px solid var(--panel-border); border-radius: 14px; padding: 16px;
    transition: transform 0.25s, border-color 0.25s;
}
.card:hover { transform: translateY(-3px); border-color: var(--accent-color); }
.card h3, .card h4 { margin: 0 0 6px; font-size: 15px; color: var(--text-primary); }
.card p { margin: 0; font-size: 14px; }
.note {
    margin: 16px 0; padding: 14px 16px; border-radius: 12px; border: 1px solid var(--panel-border);
    border-left: 3px solid var(--accent-color); background: var(--code-bg);
}
.note.warn { border-left-color: var(--warn-color); }
.note p { margin: 0; font-size: 14px; }
.note .note-title { font-family: var(--mono-font); font-size: 12px; color: var(--accent-color); margin-bottom: 4px; display: block; }
.note.warn .note-title { color: var(--warn-color); }
.steps { counter-reset: step; list-style: none; padding: 0; }
.steps > li { counter-increment: step; position: relative; padding-left: 42px; margin-bottom: 14px; }
.steps > li::before {
    content: counter(step); position: absolute; left: 0; top: 0; width: 28px; height: 28px;
    border-radius: 50%; border: 1px solid var(--accent-color); color: var(--accent-color);
    font-family: var(--mono-font); font-size: 13px; display: flex; align-items: center; justify-content: center;
}

/* Вкладки */
.tabs { margin: 16px 0 24px; }
.tablist { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; }
.tab-btn {
    padding: 8px 16px; background: transparent; color: var(--text-secondary);
    border: 1px solid var(--panel-border); border-radius: 10px; cursor: pointer;
    font-family: var(--mono-font); font-size: 13px; transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.tab-btn:hover { color: var(--text-primary); }
.tab-btn[aria-selected="true"] { color: var(--accent-color); border-color: var(--accent-color); background: rgba(34, 211, 238, 0.1); }
.tabpanel { padding: 4px 2px; }
.tabpanel[hidden] { display: none; }

/* Аккордеон (details) */
details.faq {
    border: 1px solid var(--panel-border); border-radius: 12px; margin-bottom: 10px;
    background: var(--code-bg); overflow: hidden;
}
details.faq summary {
    cursor: pointer; padding: 14px 44px 14px 16px; position: relative; list-style: none;
    color: var(--text-primary); font-weight: 600; font-size: 15px;
}
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after {
    content: "+"; position: absolute; right: 16px; top: 50%; transform: translateY(-50%);
    font-family: var(--mono-font); color: var(--accent-color); font-size: 18px; transition: transform 0.2s;
}
details.faq[open] summary::after { content: "\2212"; }
details.faq .faq-body { padding: 0 16px 6px; }
.toolbar { display: flex; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; }

/* Тосты */
.toast-region { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); z-index: 400; display: flex; flex-direction: column; gap: 8px; align-items: center; pointer-events: none; }
.toast {
    background: var(--panel-color); backdrop-filter: blur(12px); color: var(--text-primary);
    border: 1px solid var(--accent-color); border-radius: 12px; padding: 10px 18px;
    font-family: var(--mono-font); font-size: 13px; box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
    animation: toast-in 0.25s ease-out;
}
@keyframes toast-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

/* Наверх */
.to-top {
    position: fixed; right: 20px; bottom: 20px; width: 44px; height: 44px; z-index: 150;
    border-radius: 50%; border: 1px solid var(--accent-color); background: var(--panel-color);
    backdrop-filter: blur(10px); color: var(--accent-color); cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    opacity: 0; visibility: hidden; transform: translateY(10px); transition: opacity 0.25s, transform 0.25s, visibility 0.25s;
}
.to-top.visible { opacity: 1; visibility: visible; transform: none; }

/* Появление при прокрутке */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }

/* Диаграмма уведомлений */
.flow { margin: 16px 0 8px; }
.flow-nodes { display: flex; flex-wrap: wrap; align-items: stretch; gap: 8px; }
.flow-node {
    flex: 1 1 130px; min-width: 120px; padding: 12px 10px; text-align: center; cursor: pointer;
    background: var(--code-bg); color: var(--text-primary);
    border: 1px solid var(--panel-border); border-radius: 12px;
    font-family: var(--mono-font); font-size: 12px; line-height: 1.4;
    transition: border-color 0.2s, background 0.2s, transform 0.2s;
}
.flow-node small { display: block; color: var(--text-secondary); font-size: 11px; margin-top: 4px; }
.flow-node:hover { border-color: var(--accent-color); transform: translateY(-2px); }
.flow-node[aria-pressed="true"] { border-color: var(--accent-color); background: rgba(34, 211, 238, 0.14); box-shadow: 0 0 18px rgba(34, 211, 238, 0.2); }
.flow-arrow { align-self: center; color: var(--accent-color); font-family: var(--mono-font); font-size: 16px; }
.flow-detail {
    margin-top: 14px; padding: 16px; border-radius: 12px; min-height: 90px;
    border: 1px dashed var(--accent-color); background: var(--code-bg);
}
.flow-detail h4 { margin: 0 0 6px; color: var(--accent-color); font-family: var(--mono-font); font-size: 14px; }
.flow-detail p { margin: 0 0 6px; font-size: 14px; }
.flow-branches { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 8px; margin-top: 8px; }

/* Адаптивность */
@media (max-width: 960px) {
    .doc-layout { grid-template-columns: minmax(0, 1fr); }
    .menu-toggle { display: inline-flex; }
    .sidebar {
        position: fixed; top: 0; left: 0; bottom: 0; width: min(320px, 86vw); max-height: none;
        border-radius: 0 20px 20px 0; z-index: 260; transform: translateX(-105%);
        transition: transform 0.28s ease; background: var(--bg-color);
    }
    .sidebar.open { transform: none; }
    .sidebar-backdrop.open { display: block; position: fixed; inset: 0; background: rgba(2, 6, 23, 0.6); z-index: 250; }
}
@media (max-width: 600px) {
    .container { padding: 24px 18px !important; }
    .topbar { flex-wrap: wrap; gap: 8px; }
    h1 { font-size: 26px !important; }
    .flow-arrow { display: none; }
}