/* OpenTab — тёмная тема поверх Bootstrap 5.3 (data-bs-theme="dark") */

[data-bs-theme="dark"] {
    --bs-body-bg: #15181c;
    --bs-body-bg-rgb: 21, 24, 28;
    --bs-body-color: #dfe3e8;
    --bs-secondary-bg: #1d2126;
    --bs-tertiary-bg: #1a1e22;
    --bs-border-color: #2c323a;
    --bs-secondary-color: rgba(223, 227, 232, .62);
    --bs-emphasis-color: #f4f6f8;
    --bs-link-color: #79aefe;
    --bs-link-color-rgb: 121, 174, 254;
    --bs-link-hover-color: #a3c7ff;
    --bs-link-hover-color-rgb: 163, 199, 255;
    --bs-primary: #3d8bfd;
    --bs-primary-rgb: 61, 139, 253;
    --bs-border-radius: .55rem;
    --bs-border-radius-lg: .8rem;
    --bs-font-sans-serif: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

    --ot-surface: #1d2126;
    --ot-surface-2: #23282e;
    --ot-accent: #3d8bfd;
    --ot-accent-2: #8c68cd;
    --ot-pos: #5cc98a;
    --ot-neg: #f07178;
}

body { background:
    radial-gradient(1200px 500px at 10% -10%, rgba(61, 139, 253, .07), transparent 60%),
    radial-gradient(900px 400px at 100% 0, rgba(140, 104, 205, .06), transparent 60%),
    var(--bs-body-bg);
    min-height: 100vh;
}

/* --- Кнопки: свои оттенки primary --- */
.btn-primary {
    --bs-btn-bg: #3d8bfd; --bs-btn-border-color: #3d8bfd;
    --bs-btn-hover-bg: #5a9cfd; --bs-btn-hover-border-color: #5a9cfd;
    --bs-btn-active-bg: #2f78e6; --bs-btn-active-border-color: #2f78e6;
    --bs-btn-disabled-bg: #3d8bfd; --bs-btn-disabled-border-color: #3d8bfd;
}
.btn-outline-secondary {
    --bs-btn-color: #c3cad3; --bs-btn-border-color: #3a414b;
    --bs-btn-hover-bg: #2a3038; --bs-btn-hover-border-color: #4a525d; --bs-btn-hover-color: #fff;
    --bs-btn-active-bg: #2a3038; --bs-btn-active-border-color: #4a525d;
}
.text-bg-primary { background-color: rgba(61, 139, 253, .2) !important; color: #8fbcff !important; }
.text-bg-success { background-color: rgba(92, 201, 138, .16) !important; color: #7fd9a5 !important; }
.text-bg-danger { background-color: rgba(240, 113, 120, .16) !important; color: #f59aa0 !important; }
.text-bg-warning { background-color: rgba(255, 193, 7, .16) !important; color: #ffd261 !important; }
.text-bg-info { background-color: rgba(13, 202, 240, .14) !important; color: #6edff6 !important; }
.text-bg-secondary { background-color: rgba(173, 181, 189, .14) !important; color: #b8c0c8 !important; }
.badge { font-weight: 500; letter-spacing: .01em; }
.status-badge { padding: .4em .75em; }

/* --- Навигация --- */
.app-navbar {
    background: rgba(21, 24, 28, .82);
    backdrop-filter: saturate(140%) blur(10px);
    -webkit-backdrop-filter: saturate(140%) blur(10px);
    border-bottom: 1px solid var(--bs-border-color);
}
.navbar-brand { display: inline-flex; align-items: center; gap: .55rem; font-weight: 650; letter-spacing: -.01em; }
.brand-mark { display: inline-flex; filter: drop-shadow(0 4px 12px rgba(61, 139, 253, .35)); }
.brand-name { font-size: 1.15rem; }
.app-navbar .nav-link { color: var(--bs-secondary-color); border-radius: .45rem; padding-left: .75rem !important; padding-right: .75rem !important; }
.app-navbar .nav-link:hover { color: var(--bs-emphasis-color); background: rgba(255, 255, 255, .04); }
.app-navbar .nav-link.active { color: var(--bs-emphasis-color); background: rgba(61, 139, 253, .14); }

/* --- Типографика --- */
h1 { font-size: 1.65rem; font-weight: 650; letter-spacing: -.015em; margin-bottom: 1.25rem; }
h2 { font-size: 1.1rem; font-weight: 600; margin-bottom: .75rem; }
h3 { font-size: .95rem; font-weight: 600; margin: 1.25rem 0 .6rem; color: var(--bs-emphasis-color); }
a { text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
.btn:hover, .nav-link:hover, .navbar-brand:hover, .stat:hover { text-decoration: none; }
.muted { color: var(--bs-secondary-color); }
.pos { color: var(--ot-pos) !important; }
.neg { color: var(--ot-neg) !important; }
.accent { color: var(--bs-link-color); }
code, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .85em; }
code { color: #f0a8d0; background: rgba(255, 255, 255, .05); padding: .1em .4em; border-radius: .3rem; word-break: break-all; }
pre { background: #0f1215; border: 1px solid var(--bs-border-color); border-radius: var(--bs-border-radius); padding: .8rem 1rem; color: #cfd6de; margin: .5rem 0 0; white-space: pre-wrap; word-break: break-all; }

/* --- Карточки --- */
.card {
    --bs-card-bg: var(--ot-surface);
    --bs-card-border-color: var(--bs-border-color);
    padding: 1.25rem 1.35rem;
    border-radius: var(--bs-border-radius-lg);
    box-shadow: 0 1px 0 rgba(255, 255, 255, .03) inset, 0 10px 30px -18px rgba(0, 0, 0, .6);
}
section.card { margin-bottom: 1.25rem; }
.stack > section.card, .stack > .card { margin-bottom: 0; }
.card.highlight { border-color: rgba(61, 139, 253, .6); box-shadow: 0 0 0 1px rgba(61, 139, 253, .35), 0 10px 30px -18px rgba(61, 139, 253, .5); }
.empty { text-align: center; padding: 3rem 1.5rem; }

/* --- Формы без классов Bootstrap: оформляем как .form-control --- */
label { display: flex; flex-direction: column; gap: .35rem; font-weight: 500; font-size: .92rem; }
input:not([type=checkbox]):not([type=radio]):not([type=hidden]):not([type=file]), select, textarea {
    font: inherit; font-weight: 400; color: var(--bs-body-color);
    background-color: #12151a; border: 1px solid var(--bs-border-color); border-radius: var(--bs-border-radius);
    padding: .5rem .75rem; transition: border-color .15s, box-shadow .15s;
}
select { padding-right: 2rem; }
input::placeholder, textarea::placeholder { color: rgba(223, 227, 232, .35); }
input:focus, select:focus, textarea:focus { outline: 0; border-color: rgba(61, 139, 253, .7); box-shadow: 0 0 0 .2rem rgba(61, 139, 253, .2); }
input[type=file] { font-size: .9rem; color: var(--bs-secondary-color); }
input[type=file]::file-selector-button {
    font: inherit; color: var(--bs-body-color); background: var(--ot-surface-2); border: 1px solid var(--bs-border-color);
    border-radius: .4rem; padding: .35rem .8rem; margin-right: .75rem; cursor: pointer;
}
input[type=date] { color-scheme: dark; }
.error { color: var(--ot-neg); font-size: .82rem; font-weight: 400; }
.short { width: 90px; }

/* --- Раскладка --- */
.stack { display: flex; flex-direction: column; gap: 1rem; }
.narrow-lg { max-width: 680px; }
.grid { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); gap: 1.25rem; align-items: start; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; align-items: start; margin-bottom: 1.25rem; }
@media (max-width: 860px) { .grid, .grid-2 { grid-template-columns: 1fr; } }
.page-head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.25rem; }
.page-head h1, .page-head h2 { margin: 0; }
.inline-form { display: flex; gap: .5rem; align-items: center; }
.grow { flex: 1; min-width: 220px; }
.spacer { flex: 1; }
.nowrap { white-space: nowrap; }
.big { font-size: 2.25rem; font-weight: 650; letter-spacing: -.02em; margin: .25rem 0 1rem; font-variant-numeric: tabular-nums; }
.section-title { margin-top: .5rem; }
.prose { word-wrap: break-word; line-height: 1.6; }
.prose-page { max-width: 920px; }
.prose-page h2 { margin-top: 2rem; }

/* --- Таблицы --- */
.table {
    --bs-table-bg: var(--ot-surface);
    --bs-table-hover-bg: #232830;
    --bs-table-border-color: var(--bs-border-color);
    border: 1px solid var(--bs-border-color);
    border-radius: var(--bs-border-radius-lg);
    overflow: hidden;
    border-collapse: separate; border-spacing: 0;
    margin-bottom: 1.25rem;
}
.card .table { --bs-table-bg: transparent; border-radius: var(--bs-border-radius); }
.table > thead th { font-size: .75rem; text-transform: uppercase; letter-spacing: .05em; font-weight: 600; color: var(--bs-secondary-color); background: rgba(255, 255, 255, .02); border-bottom-width: 1px; }
.table > :not(caption) > * > * { padding: .7rem .9rem; }
.table > tbody > tr:last-child > * { border-bottom: 0; }
.num { text-align: right !important; white-space: nowrap; font-variant-numeric: tabular-nums; }
tr.unread td:first-child a { font-weight: 650; color: var(--bs-emphasis-color); }
tr.row-error td { color: var(--ot-neg); }
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--ot-accent); margin-left: .45rem; vertical-align: middle; box-shadow: 0 0 0 3px rgba(61, 139, 253, .2); }
@media (max-width: 760px) { .table { display: block; overflow-x: auto; white-space: nowrap; } }

/* --- Прогресс --- */
.task-progress { height: 7px; max-width: 280px; margin: .45rem 0 .2rem; background: #2a3038; border-radius: 99px; }
.task-progress .progress-bar { background: linear-gradient(90deg, var(--ot-accent), var(--ot-accent-2)); border-radius: 99px; }
.task-progress .progress-bar.bg-success { background: var(--ot-pos) !important; }
.progress-label { font-size: .78rem; color: var(--bs-secondary-color); }

/* --- Обзор --- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: .9rem; margin-bottom: 1.5rem; }
.stat {
    display: flex; flex-direction: column; gap: .15rem; padding: 1rem 1.15rem;
    background: var(--ot-surface); border: 1px solid var(--bs-border-color); border-radius: var(--bs-border-radius-lg);
    color: var(--bs-body-color); transition: border-color .15s, transform .15s;
}
.stat:hover { border-color: rgba(61, 139, 253, .55); transform: translateY(-1px); color: var(--bs-body-color); }
.stat strong { font-size: 1.9rem; font-weight: 650; line-height: 1.1; }
.stat span { font-size: .82rem; color: var(--bs-secondary-color); }
.list { list-style: none; padding: 0; margin: .5rem 0 0; display: flex; flex-direction: column; gap: .8rem; }
.checks { list-style: none; padding: 0; margin: 0 0 1.25rem; font-size: .88rem; display: grid; gap: .2rem; }

/* --- Фильтры, итоги, вкладки --- */
.filters, .search { display: flex; gap: .6rem; align-items: flex-end; flex-wrap: wrap; margin-bottom: 1.1rem; }
.search { max-width: 520px; }
.search input { flex: 1; }
.filters label { font-size: .8rem; color: var(--bs-secondary-color); }
.totals { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: .75rem; margin-bottom: 1.1rem; }
.totals div { background: #171a1f; border: 1px solid var(--bs-border-color); border-radius: var(--bs-border-radius); padding: .75rem .9rem; display: flex; flex-direction: column; gap: .15rem; }
.totals strong { font-size: 1.1rem; font-variant-numeric: tabular-nums; }
.tabs { display: flex; gap: .25rem; flex-wrap: wrap; margin-bottom: 1.25rem; padding: .3rem; background: var(--ot-surface); border: 1px solid var(--bs-border-color); border-radius: var(--bs-border-radius-lg); width: fit-content; max-width: 100%; }
.tabs a { padding: .35rem .85rem; border-radius: .45rem; color: var(--bs-secondary-color); font-size: .9rem; }
.tabs a:hover { background: rgba(255, 255, 255, .05); color: var(--bs-emphasis-color); text-decoration: none; }

/* --- Переписка --- */
.comments { display: flex; flex-direction: column; gap: .7rem; margin-bottom: 1.1rem; }
.comment { background: var(--ot-surface); border: 1px solid var(--bs-border-color); border-radius: var(--bs-border-radius-lg); padding: .85rem 1rem; }
.comment-admin { border-left: 3px solid var(--ot-accent); }
.comment-client { border-left: 3px solid var(--ot-accent-2); }
.comment-system { background: transparent; border-style: dashed; color: var(--bs-secondary-color); font-size: .85rem; padding: .5rem 1rem; }
.comment-head { display: flex; gap: .6rem; align-items: baseline; margin-bottom: .3rem; }
.comment-body { word-wrap: break-word; line-height: 1.55; }
.files { list-style: none; padding: 0; margin: .5rem 0 0; font-size: .9rem; display: grid; gap: .25rem; }

/* --- Кошелёк --- */
.copy { display: flex; gap: .5rem; align-items: center; flex-wrap: wrap; }
.copy code { font-size: .92rem; padding: .55rem .75rem; color: #9ec5fe; background: #12151a; border: 1px solid var(--bs-border-color); }

/* --- Страницы входа и установки --- */
.guest { display: grid; place-items: center; padding: 1.5rem 1rem; }
.guest-wrap { width: 100%; max-width: 440px; }
.guest-brand .navbar-brand, .guest-brand { display: flex; justify-content: center; align-items: center; gap: .6rem; font-weight: 650; font-size: 1.1rem; }
.guest-brand .brand-mark svg { width: 40px; height: 40px; }
.guest-brand .brand-name { font-size: 1.5rem; }
.guest-box { padding: 1.75rem; }
.guest-box h1 { font-size: 1.35rem; }
.guest-box h2 { margin-top: .5rem; margin-bottom: 0; }

/* --- Доступы клиента в карточке --- */
.cred-list { display: grid; grid-template-columns: max-content 1fr; gap: .5rem 1.25rem; margin: 0; align-items: baseline; }
.cred-list dt { font-weight: 500; color: var(--bs-secondary-color); font-size: .9rem; }
.cred-list dd { margin: 0; word-break: break-all; }
.cred-list .mono { font-size: .95rem; color: var(--bs-emphasis-color); }

/* --- Пополнение баланса --- */
.balance-card { display: flex; flex-direction: row; justify-content: space-between; align-items: center; gap: 1.25rem; flex-wrap: wrap; }
.balance-card .big { margin-bottom: .5rem; }
.topup-card { max-width: 560px; }
.amount-input { display: flex; align-items: center; gap: .6rem; }
.amount-input input[name=amount] { flex: 1; font-size: 1.4rem; font-weight: 600; padding: .6rem .9rem; font-variant-numeric: tabular-nums; }
.amount-input span { font-weight: 600; color: var(--bs-secondary-color); }
.topup-amount { display: flex; align-items: flex-end; gap: 1rem; flex-wrap: wrap; }
.topup-amount > span { flex-basis: 100%; }
.topup-status { background: #171a1f; border: 1px solid var(--bs-border-color); border-radius: var(--bs-border-radius); padding: .9rem 1rem; display: grid; gap: .3rem; }
.status-line { font-weight: 600; display: flex; align-items: center; }
.alert-warning { --bs-alert-bg: rgba(255, 193, 7, .08); --bs-alert-border-color: rgba(255, 193, 7, .25); --bs-alert-color: #ffd261; }

/* --- Страница оплаты (пополнение) --- */
.pay-card { max-width: 480px; margin: 0 auto; padding: 1.75rem; display: flex; flex-direction: column; gap: 1.4rem; }
.pay-head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.pay-head h1 { font-size: 1.6rem; }
.pay-badge { font-size: .85rem; padding: .45em .9em; font-weight: 600; }
.pay-amount { font-size: 2.6rem; font-weight: 700; letter-spacing: -.02em; line-height: 1.15; margin-top: .25rem; font-variant-numeric: tabular-nums; }
.pay-network { font-size: 1.1rem; font-weight: 400; color: var(--bs-secondary-color); letter-spacing: 0; }
.pay-qr { align-self: center; width: 220px; max-width: 70vw; aspect-ratio: 1; background: #fff; border-radius: .75rem; padding: 6px; box-shadow: 0 10px 30px -12px rgba(0, 0, 0, .7); }
.pay-qr svg { width: 100%; height: 100%; display: block; }
.pay-address { background: #12151a; border: 1px solid var(--bs-border-color); border-radius: var(--bs-border-radius); padding: .8rem 1rem; font-size: 1rem; color: var(--bs-emphasis-color); word-break: break-all; }
.pay-state { text-align: center; display: grid; gap: .35rem; justify-items: center; }
.pay-timer { font-size: 1.9rem; font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: .02em; }
.pay-done { font-size: 1.2rem; font-weight: 600; color: var(--ot-pos); margin-bottom: .4rem; }
.pay-note { text-align: center; color: var(--bs-secondary-color); margin: 0; font-size: .95rem; }
tr.row-invoice td { background: rgba(255, 255, 255, .015); }
.secret-field { display: inline-flex; gap: .6rem; align-items: baseline; flex-wrap: wrap; word-break: break-all; }
.secret-field .mono { color: var(--bs-emphasis-color); }

/* --- Блоки кода в документации --- */
.code-block { position: relative; }
.code-block pre { margin: 0; padding-right: 7.5rem; font-size: .85rem; }
.code-copy { position: absolute; top: .45rem; right: .45rem; font-size: .75rem; padding: .15rem .55rem; }