:root {
    --primary: #0095e0;
    --primary-dark: #0069a8;
    --primary-light: #4ab8ed;
    --text-main: #2c3e50;
    --text-secondary: #5c7a99;
    --text-muted: #8fa3b8;
    --border: #e1e8ef;
    --border-strong: #c5d3e1;
    --bg-body: #eef3f8;
    --bg-white: #ffffff;
    --shadow-sm: 0 1px 2px rgba(0, 149, 224, .06);
    --shadow-md: 0 4px 12px rgba(0, 149, 224, .08);
    --shadow-lg: 0 8px 24px rgba(0, 149, 224, .12);
    --radius-sm: 3px;
    --radius-md: 6px;
    --transition: all .25s cubic-bezier(.4, 0, .2, 1);
    --font-base: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

html, body {
    font-weight: normal;
    margin: 0 auto;
    text-align: left;
    width: auto;
    max-width: 100%;
    position: relative;
}

html, body, button, textarea, input {
    font-family: var(--font-base);
}

body {
    font-size: 14px;
    color: var(--text-main);
    line-height: 1.5;
    background: var(--bg-body) url('../images/background.png') repeat;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6, p {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 100%;
    font: inherit;
    vertical-align: baseline;
}

a {
    color: var(--primary);
    text-decoration: none !important;
    transition: var(--transition);
}

a img { border: 0; }

ul, li { padding: 0; margin: 0; list-style: none; }

form { margin: 0; }

textarea { overflow: auto; resize: vertical; }

img { max-width: 100%; }

.clear, hr, .cl { clear: both; }
.oh, .overfl_hid { overflow: hidden; }
.relative { position: relative; }
.t_center { text-align: center; }
.right { float: right; }
.left { float: left; }
.upper_case { text-transform: uppercase; letter-spacing: .5px; }
.b, body b { font-weight: 600; }
.m { vertical-align: middle !important; }
.font0 { font-size: 0; }
.bg-white { background: #fff; }
.inl_bl, .ib, .gview_link { display: inline-block; max-width: 100%; }
.word_break { word-wrap: break-word; }

.stnd_padd { padding: 6px 10px; word-wrap: break-word; }
.stnd_padd3 { padding: 10px; }
.light_border_bottom { border-bottom: 1px solid #cdd4e1; }
.light_border_top { border-top: 1px solid #cdd4e1; }
.pad_t_a { padding-top: 10px; }
.t-padd_right { padding-right: 10px; }
.lh_160 { line-height: 175%; }
.wbg { background: #fff !important; }
.grey { color: var(--text-muted); }

.p16 img, body img.p16 { width: 16px; height: 16px; }
.p12 img, body img.p12 { width: 12px; height: 12px; }
.p20 img, body img.p20 { width: 20px; height: 20px; }
.p40 img, body img.p40 { width: 40px; height: 40px; border-radius: var(--radius-sm); object-fit: cover; }
.p50 img, body img.p50 { width: 50px; height: 50px; }
.p80 img, body img.p80 { width: 80px; height: 80px; }

#main_wrap { max-width: 100%; margin: 0 auto; }
#wrap_all { position: relative; background: var(--bg-body); overflow: hidden; }
#main_shadow { position: relative; margin-bottom: -1px; }
#main_content_block { overflow: hidden; position: relative; }
.content_wrap { position: relative; z-index: 1000; margin-right: auto !important; }
.main { background: var(--bg-body); }
#siteContent { position: relative; }
.top_notif_place { position: absolute; top: 0; left: 0; right: 0; z-index: 2000; }

.unauth_header {
    height: 56px;
    position: relative;
    margin: 0 -1px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    box-shadow: var(--shadow-md);
}

#site_logo { display: block; filter: brightness(0) invert(1); transition: var(--transition); }
#site_logo:hover { opacity: .85; transform: scale(.98); }

.location-bar {
    padding: 0 25px 0 35px;
    position: relative;
    background: #fff;
    color: var(--text-main);
    line-height: 48px;
    z-index: 1;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--border);
}

#location_header .location-bar { z-index: 200; }

.location-bar:after {
    content: '';
    position: absolute;
    top: 0; bottom: 0; right: 0;
    width: 17px;
    background: linear-gradient(to right, rgba(255, 255, 255, 0), rgba(255, 255, 255, 1));
}

.location-bar__item { display: inline-block; margin-right: -20px; white-space: nowrap; }
.location-bar__item_home { margin-left: -20px; }

.location-bar a, .location-bar__title {
    white-space: nowrap;
    display: inline-block;
    overflow: hidden;
    position: relative;
    vertical-align: middle;
    max-width: 100%;
}

.location-bar a { color: var(--primary); font-weight: 500; }
.location-bar a:hover { color: var(--primary-dark); }

.ico {
    display: inline-block;
    background: url('../images/ico.png') no-repeat;
    width: 16px; height: 16px;
    margin: 0 4px -3px 0;
}

.ico.location-bar__sep {
    margin: -4px 5px -3px 5px;
    vertical-align: middle;
    background-position: -414px -181px;
    width: 10px;
    opacity: .5;
}

.location-bar__home-link { margin-top: -3px; background-position: -396px -108px; }
.location-bar__home-link:hover { background-position: -396px -126px; }
.ico_arrow-back { margin-bottom: 0; background-position: -414px -385px; width: 6px; height: 10px; }
.page-h1 { font-size: 15px; font-weight: 600; color: var(--text-main); text-overflow: ellipsis; letter-spacing: -.2px; }

.search_bar {
    background: linear-gradient(to bottom, #f0f6fc, #e8f0f9);
    border-bottom: 1px solid var(--border-strong);
    padding: 14px 15px;
    color: var(--text-main);
}

a.arrow_link { color: var(--text-secondary); font-weight: 500; }
a.arrow_link span { color: var(--primary); }
a.arrow_link:hover, a.arrow_link:hover span { color: var(--primary-dark); }

.t-block_item { display: block; transition: var(--transition); }
.t-bg3 { background: linear-gradient(to bottom, #fff, #f9fbfd); }
.t-link_no_underline_block, .t-link_no_underline_block:hover { color: var(--text-main); cursor: pointer; }
.t-bg_arrow_next { background: url('../images/arrow_next.png') right center no-repeat; }
.t-strong_item { color: var(--primary); font-weight: 600; }
.t-link_no_underline_block:hover { background: linear-gradient(to bottom, #eaf4fd, #dbebff); }
.t-link_no_underline_block:hover .t-link_item_hover { color: var(--primary-dark); }

.files_num {
    display: inline-block;
    margin-left: 8px;
    padding: 2px 9px 3px;
    background: linear-gradient(to bottom, #f2f8fe, #dcecfa);
    border: 1px solid #cfe0f5;
    border-radius: 12px;
    color: #39739e;
    font-size: 11px;
    font-weight: 600;
    line-height: 14px;
    white-space: nowrap;
    vertical-align: middle !important;
}

.t-link_no_underline_block:hover .files_num { background: #dcecfb; border-color: #b9d6f2; color: #285e8c; }

.bottom_link_block {
    background: linear-gradient(to bottom, #f0f6fc, #e8f0f9);
    border-bottom: 1px solid var(--border-strong);
    padding: 14px 15px;
}

.widgets-group {
    margin: 0 10px 15px 10px;
    position: relative;
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.widgets-group_top-mrg { margin-top: 15px; }
.static-bl { background: #fff; border-bottom: 1px solid var(--border); padding: 16px 20px; }
.nl a { font-weight: normal; }
.bb0 { border-bottom: 0 !important; }
.text-block5, .text-block7 { color: var(--text-main); }
.text_distinguish { color: var(--primary) !important; }

.about_pic { float: left; text-align: center; width: 60px; margin-top: 2px; }

.ico_about {
    display: inline-block;
    background: url('../images/ico_about.png') no-repeat;
    width: 32px; height: 32px;
}

.ico_large { width: 32px; height: 32px; }
.ico_about_mobile { background-position: 0 0; }
.ico_about_privacy { background-position: -34px 0; }
.ico_about_contacts { background-position: 0 -34px; }
.ico_about_creation { background-position: -34px -34px; }

.about_caption { padding-bottom: 6px; font-size: 15px; color: var(--text-main); letter-spacing: .3px; }
.about_descr { padding-bottom: 19px; padding-right: 10px; color: var(--text-secondary); line-height: 1.7; }
.normal-stnd { color: var(--text-secondary); }

.seo-text-block { color: var(--text-secondary); text-align: justify; line-height: 1.7; padding: 24px 20px !important; }
.seo-text-block h2 { font-size: 18px; font-weight: 700; color: var(--text-main); margin: 0 0 14px; text-transform: uppercase; letter-spacing: .5px; }
.seo-text-block h3 { font-size: 15px; font-weight: 600; color: var(--primary-dark); margin: 18px 0 8px; padding-left: 12px; border-left: 3px solid var(--primary); }
.seo-text-block p { margin: 0 0 12px; }

.section-about {
    margin: 15px 10px;
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.section-about__text {
    padding: 20px 20px 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 14px;
    text-align: justify;
}

.section-about__text p { margin: 0 0 12px; }
.section-about__text p:last-child { margin-bottom: 0; }

.section-about__cta {
    background: linear-gradient(135deg, #f0f8ff 0%, #e3f1fc 100%);
    border-top: 1px solid var(--border);
    padding: 16px 20px 20px;
    text-align: center;
}

.section-about__cta-note {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 12px;
    line-height: 1.5;
}

.section-about__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-sizing: border-box;
    max-width: 100%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff !important;
    padding: 12px 34px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: .5px;
    box-shadow: 0 4px 12px rgba(0, 149, 224, .3);
    transition: var(--transition);
}

.section-about__btn:hover { transform: translateY(-2px); box-shadow: 0 6px 16px rgba(0, 149, 224, .4); }
.section-about__btn .ico { margin: 0; }
.ico_befriends_white { background-position: -144px -292px; }

.btn-single {
    padding: 14px 0;
    text-align: center;
    background: #fff;
    color: var(--primary) !important;
    cursor: pointer;
    display: block;
    position: relative;
    white-space: nowrap;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .5px;
}

.btn-single:active { padding: 15px 0 13px 0; }
.list-link-blue { color: var(--primary) !important; }

a.hover-item:hover { background: var(--primary); color: #fff !important; box-shadow: var(--shadow-md); }
a.hover-item:active { background: var(--primary-dark); color: #fff !important; box-shadow: inset 0 3px 5px rgba(0, 0, 0, .15); }
.t { vertical-align: baseline; }

.list_item { display: block; padding: 11px 10px; border-bottom: 1px solid #b3b3b3; color: #333; word-wrap: break-word; background: #fff; }
.list_item .list_item { border-bottom: none; padding: 0 !important; }
.bookmark_block { position: relative; }
.p100_128 img, .s100_128 { width: 100px; height: 128px; object-fit: cover; border-radius: var(--radius-sm); }
.fdw { position: relative; overflow: hidden; display: inline-block; max-width: 100%; }
.fd { position: absolute; bottom: 0; right: 0; background: rgba(0, 0, 0, .7); color: #fff; font-size: 12px; font-weight: bold; padding: 1px 5px; border-radius: 2px 0; }
.file_size { color: var(--text-secondary); float: right; }
.file_size a img { width: 12px; height: 14px; }
.file_name { line-height: 200%; font-weight: 600; }
a.strong_link { color: #00a5ed !important; }
a.strong_link:hover { color: red !important; }

.tiled_item { vertical-align: top; display: inline-block; margin: 0; border: none; width: 24.9%; }
.tiled_inner { padding: 7px; }
.tiled_item img.preview { width: 100%; display: block; height: auto; }
.tiled-preview { position: relative; overflow: hidden; }
.tiled-preview:before { content: ''; display: block; padding-top: 100%; }
.tiled-preview img.preview { position: absolute; top: 0; left: 0; right: 0; bottom: 0; width: 100%; height: 100%; object-fit: cover; }
.s201_200 { width: 100%; height: 100%; }
.tf { font-size: 14px; }
.pl_photo_image_info { padding-top: 4px; }

.list-link, .stnd-link {
    display: block;
    overflow: hidden;
    position: relative;
    cursor: pointer;
    border-bottom: 1px solid #c5d3e1;
    padding: 11px 15px;
    color: #323232;
    background: #fff;
    min-height: 19px;
    line-height: 20px;
    word-wrap: break-word;
    transition: background .15s;
}

.list-link:hover { background: #ecf5fd; }
.list-link:active { background: #b8cde3; box-shadow: inset 0 3px 5px #6485a7; }
.stnd-link { color: #617989 !important; }
.list-link__name { font-weight: 600; display: block; margin: -6px 0 2px 0; }
.list-link__descr { overflow: hidden; padding-top: 6px; color: var(--text-secondary); }
.list-link__more-users { background: #ddebf7; color: #395387; padding: 10px; }

.pag { padding: 5px 10px; }
.pgl { font-size: 0; }
.pgl a, .pgl input.page_choose {
    display: inline-block;
    background: #fefefe;
    border: 1px solid #a0a0a0;
    border-radius: var(--radius-sm);
    padding: 3px 8px;
    margin: 0 2px;
    color: var(--text-main);
    font-size: 14px;
}
.pgl a:hover { background: #e6e6e6; }
.pgn { margin: 15px 10px; background: #fff; border-radius: var(--radius-md); box-shadow: var(--shadow-md); overflow: hidden; color: var(--text-secondary); }
.pgn__link, .pgn__counter { padding: 13px 0 11px; text-align: center; display: block; color: var(--text-secondary); }
.pgn__link:hover { background: #ecf5fd; }

button, input[type="button"], input[type="submit"], input[type="reset"], .button {
    background: #fefefe;
    border: 1px solid #a6a6a6;
    border-radius: 4px;
    cursor: pointer;
    padding: 4px 8px;
    font-size: 14px;
}

button:hover, input[type="button"]:hover, input[type="submit"]:hover { background: #e6e6e6; }

.btn, button.btn, input[type="submit"].btn {
    background: #395387;
    color: #fff !important;
    padding: 15px;
    display: inline-block;
    margin: 0;
    border: 0;
    border-radius: 3px;
}

.btn:hover { background: #233353; }
.btn_green { background: #61a961; }
.btn_lightblue { background: #00a4ed; }
.btn_green:hover { background: #487e48; }
.btn_lightblue:hover { background: #3693eb; }

input[type="submit"].main_submit, .submit_link {
    color: #fff;
    border: 1px solid #395387;
    background: linear-gradient(to bottom, #738dc6, #4a6295);
    margin-top: 3px;
}

input[type="submit"].main_submit:hover, .submit_link:hover { background: #85a0da; }

input[type="text"], input[type="password"], input[type="search"], textarea, .text-input, .text_input {
    box-sizing: border-box;
    max-width: 100%;
    border: 1px solid #999;
    background: #fff;
    padding: 8px;
    color: var(--text-main);
}

input:focus, textarea:focus, .text-input:focus { outline: none; border-color: #57a3ea; background: #eff7ff; }

.search__input {
    border: 1px solid #b4bed1;
    background: #fff;
    color: var(--text-main);
    padding: 8px 11px;
    width: 100%;
    box-sizing: border-box;
    margin: 0;
}

.info { padding: 10px; border: 1px solid #75a175; background: #e5f6eb; }
.warning { padding: 3px; background: #ffffd0; border: 1px solid #f0d000; }
.error, .error_block { border: 1px solid #ff9a95 !important; background: #fdf3ef !important; word-wrap: break-word; }

.serv-inf, .service-info, .system-message {
    padding: 12px 10px;
    background: #f9edbf;
    overflow: hidden;
    color: var(--text-main);
    word-wrap: break-word;
    box-shadow: var(--shadow-md);
}

.system-message_alert { background: #f9e1d9; color: #ff6837; }
.system-message_service { background: #ddebf7; }

.tabs_block { position: relative; z-index: 200; padding: 5px 10px 0; }
.tabs_block .tab_item {
    display: inline-block;
    padding: 8px 15px 10px;
    margin: 0 2px -1px 0;
    border: 1px solid var(--border-strong);
    border-bottom: 0;
    text-transform: uppercase;
    font-weight: 600;
    font-size: 12px;
    background: #e4e1e1;
    color: var(--text-main);
    border-radius: 3px 3px 0 0;
}
.tabs_block .tab_active { background: #fff; cursor: default; }

.bottom_fix { z-index: 2100; position: relative; background: #ebebeb; clear: both; }

.footer {
    color: #fff;
    font-size: 14px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    box-shadow: 0 -2px 10px rgba(0, 105, 168, .15);
}

.footer__link-wrapper { width: 20%; float: left; transform: translateZ(0); }

.footer__link {
    display: block;
    height: 71px;
    text-align: center;
    position: relative;
    border-bottom: 1px solid rgba(255, 255, 255, .1);
    border-right: 1px solid rgba(255, 255, 255, .1);
    margin-bottom: -1px;
    color: #fff;
    transition: var(--transition);
}

.footer__link:hover { background: rgba(255, 255, 255, .15); color: #fff; }

.footer__bg {
    display: none;
    position: absolute;
    top: 0; right: -1px; bottom: -1px; left: -1px;
    z-index: 1;
    background: rgba(0, 0, 0, .2);
    box-shadow: inset 0 3px 5px rgba(0, 0, 0, .3);
}

.footer_read .footer__link:hover .footer__bg,
.footer_read .footer__link:active .footer__bg { display: block; }

.footer__image { margin: 0 auto 7px; padding-top: 14px; width: 22px; height: auto; }
.footer__name { margin: 0 10px; overflow: hidden; white-space: nowrap; position: relative; z-index: 10; font-weight: 500; letter-spacing: .3px; }

.f__ico {
    display: inline-block;
    background: url('../images/quick_links.png') no-repeat;
    width: 22px; height: 22px;
    position: relative;
    z-index: 10;
}

.f__ico_about { background-position: -78px 0; }
.f__ico_contacts { background-position: -126px -72px; }
.f__ico_shared_zone { background-position: -126px -96px; }
.f__ico_login { background-position: -150px -96px; }
.f__ico_search { background-position: 0 -72px; }

.site-versions { padding: 15px; position: relative; z-index: 1; color: var(--text-secondary); font-weight: 500; }
.site-versions a { color: var(--text-secondary); }
.site-versions a:hover { color: var(--primary); }

.ico_search { background-position: -90px -364px; }
.ico_user { margin: 0; background-position: -234px -72px; }

.error-page {
    max-width: 600px;
    margin: 30px auto;
    padding: 40px 30px;
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.error-page__code {
    font-size: 110px;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -2px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 10px;
}

.error-page__title {
    font-size: 26px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 18px;
}

.error-page__description {
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 28px;
}

.error-page__description p { margin: 0 0 10px; }
.error-page__description p:last-child { margin-bottom: 0; }

.error-page__actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 30px;
}

.error-page__btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-sizing: border-box;
    max-width: 100%;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
}

.error-page__btn .ico { margin: 0; }

.error-page__btn--primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff !important;
    box-shadow: 0 4px 12px rgba(0, 149, 224, .3);
}

.error-page__btn--primary:hover { transform: translateY(-2px); box-shadow: 0 6px 16px rgba(0, 149, 224, .4); }

.error-page__btn--secondary {
    background: #f0f6fc;
    color: var(--primary) !important;
    border: 2px solid var(--primary);
}

.error-page__btn--secondary:hover { background: #e0f0fd; transform: translateY(-2px); }

.error-page__help {
    text-align: left;
    background: #f8fafc;
    padding: 18px 22px;
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary);
}

.error-page__help strong { display: block; font-size: 14px; color: var(--text-main); margin-bottom: 10px; }
.error-page__help ul { margin: 0; padding-left: 18px; list-style: disc; }
.error-page__help li { font-size: 13px; line-height: 1.7; color: var(--text-secondary); margin-bottom: 6px; }
.error-page__help li:last-child { margin-bottom: 0; }
.error-page__help a { color: var(--primary); text-decoration: underline !important; }
.error-page__help a:hover { color: var(--primary-dark); }

@media all and (max-width: 499px) {
    .tiled_item.tiled_item-200 { width: 49.9%; }
}

@media all and (min-width: 480px) {
    div.main, #pc3f12c, #logo_panel, #navi_footer { border-left: 0; border-right: 0; }
}

@media all and (min-width: 900px) {
    #wrap_all {
        max-width: 900px;
        margin: 0 auto;
        width: auto;
        overflow: visible !important;
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-lg);
    }
    #main_shadow { border-left: 1px solid var(--border); }
}

@media all and (max-width: 600px) {
    .widgets-group .pad_t_a { padding: 12px 15px 0; }
    .about_pic { float: none; width: 100%; margin: 0 0 8px; }
    .about_caption { text-align: center; }
    .about_descr { padding: 0 0 19px; }
    .section-about { margin: 12px 10px; }
    .section-about__text { padding: 16px 16px 12px; font-size: 13px; }
    .section-about__cta { padding: 14px 16px 16px; }
    .section-about__btn { width: 100%; padding: 12px 20px; }
    .location-bar { padding: 0 15px 0 20px; line-height: 36px; }
    .location-bar__item { margin-right: -10px; }
    .location-bar__item_home { margin-left: -10px; }
    .location-bar a, .location-bar__title { font-size: 13px; }
    .location-bar__title.page-h1 { font-size: 13px; font-weight: 600; }
    .ico.location-bar__sep { margin: -4px 3px -3px 3px; }
    .seo-text-block h2 { font-size: 15px; letter-spacing: 0.3px; text-transform: none; }
    .seo-text-block h3 { font-size: 14px; }
    .site-versions { float: none; text-align: center; padding: 12px 10px 4px; }
    #page_counters { clear: both; text-align: center; padding: 0 10px 12px; }
    .error-page { margin: 15px 10px; padding: 28px 18px; }
    .error-page__code { font-size: 72px; }
    .error-page__title { font-size: 20px; }
    .error-page__description { font-size: 14px; }
    .error-page__actions { flex-direction: column; }
    .error-page__btn { justify-content: center; }
    .footer__name { margin: 0 3px; font-size: 12px; letter-spacing: 0; }
}

@media all and (max-width: 360px) {
    .footer__name { margin: 0 2px; font-size: 11px; }
}