:root {
    --oyshia-sidebar: #12344d;
    --oyshia-sidebar-dark: #0d283b;
    --oyshia-accent: #1f9d74;
    --oyshia-accent-dark: #167354;
    --oyshia-surface: #ffffff;
    --oyshia-page: #f3f6f9;
    --oyshia-border: #dbe5ee;
    --oyshia-text: #203040;
    --oyshia-muted: #66788a;
    --oyshia-shadow: 0 14px 32px rgba(17, 34, 51, 0.08);
    --oyshia-radius: 12px;
}

body.oyshia-admin,
body.oyshia-login-page {
    background: var(--oyshia-page);
    color: var(--oyshia-text);
}

.oyshia-admin #wrapper,
.oyshia-login-page {
    position: relative;
}

.oyshia-admin #wrapper::before,
.oyshia-login-page::before {
    content: "";
    position: fixed;
    inset: 0;
    background-image: url("../img/oyshia_page_background.jpg");
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    opacity: 1;
    pointer-events: none;
    z-index: -2;
}

.oyshia-admin #page-wrapper {
    background: rgba(249, 251, 252, 0.62);
}

.oyshia-admin .navbar-default {
    background: linear-gradient(180deg, var(--oyshia-sidebar) 0%, var(--oyshia-sidebar-dark) 100%);
}

.oyshia-admin .nav-header {
    padding: 28px 22px 22px;
    background: rgba(255, 255, 255, 0.04);
}

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

.oyshia-brand img {
    width: 54px;
    height: 54px;
    object-fit: cover;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.12);
    padding: 6px;
}

.oyshia-brand-copy {
    color: #fff;
}

.oyshia-brand-copy strong,
.oyshia-brand-copy span {
    display: block;
}

.oyshia-brand-copy strong {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0;
}

.oyshia-brand-copy span {
    margin-top: 4px;
    font-size: 12px;
    line-height: 1.45;
    color: rgba(255, 255, 255, 0.72);
}

.oyshia-admin .logo-element {
    background: var(--oyshia-sidebar-dark);
}

.oyshia-admin .nav > li > a {
    padding: 13px 20px 13px 24px;
    color: rgba(255, 255, 255, 0.78);
}

.oyshia-admin .nav > li.active > a,
.oyshia-admin .navbar-default .nav > li > a:hover,
.oyshia-admin .navbar-default .nav > li > a:focus {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
}

.oyshia-admin .nav > li.active {
    border-left: 4px solid var(--oyshia-accent);
}

.oyshia-admin .navbar-static-top {
    background: rgba(255, 255, 255, 0.86) !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(219, 229, 238, 0.95);
}

.oyshia-admin .minimalize-styl-2 {
    margin: 14px 0 14px 20px;
    border-radius: 10px;
    background: var(--oyshia-accent);
    border-color: var(--oyshia-accent);
}

.oyshia-admin .minimalize-styl-2:hover,
.oyshia-admin .minimalize-styl-2:focus {
    background: var(--oyshia-accent-dark);
    border-color: var(--oyshia-accent-dark);
}

.oyshia-admin .welcome-message {
    font-size: 14px;
    color: var(--oyshia-muted) !important;
}

.oyshia-admin .page-heading {
    background: transparent !important;
    border: 0 !important;
    padding: 24px 10px 12px;
}

.oyshia-admin .page-heading h2 {
    font-size: 28px;
    font-weight: 700;
    color: #163247;
    margin-bottom: 8px;
}

.oyshia-admin .breadcrumb {
    background: transparent;
    padding: 0;
    margin-bottom: 0;
}

.oyshia-admin .wrapper-content {
    padding: 24px 20px 36px;
}

.oyshia-admin .ibox {
    background: var(--oyshia-surface);
    border: 1px solid var(--oyshia-border);
    border-radius: var(--oyshia-radius);
    box-shadow: var(--oyshia-shadow);
    overflow: hidden;
}

.oyshia-admin .ibox-title,
.oyshia-admin .ibox-content {
    border: 0;
}

.oyshia-admin .ibox-title {
    padding: 20px 24px 0;
}

.oyshia-admin .ibox-content {
    padding: 20px 24px 24px;
}

.oyshia-admin .ibox-title h5 {
    font-size: 15px;
    font-weight: 700;
    color: #17344a;
}

.oyshia-stat-card .ibox-title {
    padding-bottom: 12px;
}

.oyshia-stat-card .ibox-content {
    padding-top: 0;
}

.oyshia-stat-value {
    font-size: 34px;
    line-height: 1;
    font-weight: 700;
    color: #163247;
    margin: 0 0 8px;
}

.oyshia-stat-note {
    margin: 0;
    color: var(--oyshia-muted);
    font-size: 13px;
}

.oyshia-dashboard-intro {
    padding: 28px 30px;
    margin-bottom: 24px;
    border-radius: 16px;
    background: linear-gradient(135deg, #12344d 0%, #1b5b68 100%);
    color: #fff;
    box-shadow: 0 18px 40px rgba(18, 52, 77, 0.22);
}

.oyshia-dashboard-intro h1 {
    margin: 0 0 8px;
    font-size: 30px;
    font-weight: 700;
}

.oyshia-dashboard-intro p {
    margin: 0;
    max-width: 760px;
    color: rgba(255, 255, 255, 0.82);
    font-size: 15px;
}

.oyshia-pill {
    display: inline-flex;
    align-items: center;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
    background: rgba(31, 157, 116, 0.12);
    color: var(--oyshia-accent-dark);
}

.oyshia-quick-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.oyshia-quick-links .btn {
    border-radius: 10px;
}

.oyshia-admin .btn {
    border-radius: 10px;
    font-weight: 600;
    transition: 0.2s ease;
}

.oyshia-admin .btn-info,
.oyshia-admin .btn-primary {
    background: var(--oyshia-accent);
    border-color: var(--oyshia-accent);
}

.oyshia-admin .btn-info:hover,
.oyshia-admin .btn-info:focus,
.oyshia-admin .btn-primary:hover,
.oyshia-admin .btn-primary:focus {
    background: var(--oyshia-accent-dark);
    border-color: var(--oyshia-accent-dark);
}

.oyshia-admin .btn-default {
    border-color: var(--oyshia-border);
    color: var(--oyshia-text);
}

.oyshia-admin .form-control,
.oyshia-admin .select2-container--default .select2-selection--single,
.oyshia-admin .chosen-container-single .chosen-single {
    min-height: 42px;
    border-radius: 10px;
    border-color: var(--oyshia-border);
    box-shadow: none;
}

.oyshia-admin .form-inline .form-group {
    margin-bottom: 10px;
    margin-right: 10px;
}

.oyshia-admin .table-responsive,
.oyshia-admin .table.table-responsive {
    border: 1px solid var(--oyshia-border);
    border-radius: 12px;
    overflow: auto;
}

.oyshia-admin .table {
    margin-bottom: 0;
}

.oyshia-admin .table > thead > tr > th {
    background: #f7fafc;
    border-bottom: 1px solid var(--oyshia-border);
    color: #385166;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    white-space: nowrap;
}

.oyshia-admin .table > tbody > tr > td,
.oyshia-admin .table > tbody > tr > th {
    vertical-align: middle;
    border-top-color: #e9eff5;
}

.oyshia-admin .table > tbody > tr:hover {
    background: #fbfdff;
}

.oyshia-admin .alert {
    border: 0;
    border-radius: 12px;
    padding: 14px 16px;
}

.oyshia-admin .footer {
    background: transparent;
    border-top: 1px solid rgba(219, 229, 238, 0.95);
    color: var(--oyshia-muted);
}

.oyshia-login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        radial-gradient(circle at top left, rgba(31, 157, 116, 0.10), transparent 50%);
}

.oyshia-login-shell {
    width: min(1040px, calc(100% - 32px));
    margin: 24px auto;
}

.oyshia-login-card {
    overflow: hidden;
    border-radius: 20px;
    border: 1px solid rgba(219, 229, 238, 0.95);
    box-shadow: 0 30px 60px rgba(17, 34, 51, 0.12);
    background: #fff;
}

.oyshia-login-aside {
    min-height: 520px;
    padding: 48px 40px;
    color: #fff;
    background: linear-gradient(145deg, #12344d 0%, #1e6471 100%);
}

.oyshia-login-badge {
    display: inline-block;
    margin-bottom: 20px;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.88);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.03em;
}

.oyshia-login-aside h1 {
    font-size: 36px;
    line-height: 1.15;
    margin: 0 0 16px;
    font-weight: 700;
}

.oyshia-login-aside p {
    color: rgba(255, 255, 255, 0.82);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 18px;
}

.oyshia-login-panel {
    min-height: 520px;
    padding: 48px 40px;
    background: #fff;
}

.oyshia-login-panel .ibox-content {
    padding: 0;
    border: 0;
}

.oyshia-login-panel h2 {
    font-size: 28px;
    font-weight: 700;
    margin: 0 0 10px;
    color: #163247;
}

.oyshia-login-panel .text-muted {
    color: var(--oyshia-muted);
}

.oyshia-login-panel .form-control {
    height: 48px;
    border-radius: 12px;
    border: 1px solid var(--oyshia-border);
    box-shadow: none;
}

.oyshia-login-panel .btn {
    height: 48px;
    border-radius: 12px;
    font-weight: 700;
}

.oyshia-login-footer {
    margin-top: 24px;
    color: var(--oyshia-muted);
    font-size: 13px;
}

.oyshia-empty-state {
    padding: 28px 0 4px;
    text-align: center;
    color: var(--oyshia-muted);
}

.oyshia-shell {
    padding: 24px 20px 36px;
}

.oyshia-hero {
    padding: 28px 30px;
    margin-bottom: 24px;
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(18, 52, 77, 0.94) 0%, rgba(27, 91, 104, 0.92) 100%);
    color: #fff;
    box-shadow: 0 18px 40px rgba(18, 52, 77, 0.22);
}

.oyshia-hero h1,
.oyshia-hero h2 {
    margin: 0 0 8px;
    font-size: 30px;
    line-height: 1.15;
    font-weight: 700;
}

.oyshia-hero p {
    margin: 0;
    max-width: 760px;
    font-size: 15px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.82);
}

.oyshia-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 18px;
}

.oyshia-hero-actions .btn {
    border-radius: 10px;
}

.oyshia-hero-actions .btn-default {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.22);
    color: #fff;
}

.oyshia-grid {
    display: grid;
    gap: 18px;
}

.oyshia-grid--stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-bottom: 24px;
}

.oyshia-panel {
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(219, 229, 238, 0.98);
    border-radius: 16px;
    box-shadow: var(--oyshia-shadow);
}

.oyshia-panel-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 20px 24px 0;
}

.oyshia-panel-title {
    margin: 0;
    font-size: 18px;
    line-height: 1.3;
    font-weight: 700;
    color: #17344a;
}

.oyshia-panel-subtitle {
    margin: 6px 0 0;
    color: var(--oyshia-muted);
    font-size: 13px;
}

.oyshia-panel-body {
    padding: 20px 24px 24px;
}

.oyshia-stat {
    padding: 20px 22px;
}

.oyshia-stat-label {
    display: block;
    margin-bottom: 10px;
    color: var(--oyshia-muted);
    font-size: 13px;
    font-weight: 600;
}

.oyshia-stat-number {
    display: block;
    color: #163247;
    font-size: 30px;
    line-height: 1;
    font-weight: 700;
}

.oyshia-stat-footnote {
    display: block;
    margin-top: 10px;
    color: var(--oyshia-muted);
    font-size: 12px;
}

.oyshia-dataframe .dataTables_wrapper {
    padding: 0 24px 24px;
}

.oyshia-dataframe table.dataTable,
.oyshia-dataframe .display {
    width: 100% !important;
    border-collapse: separate !important;
    border-spacing: 0;
}

.oyshia-dataframe table.dataTable thead th,
.oyshia-dataframe table.dataTable thead td {
    border-bottom: 1px solid var(--oyshia-border) !important;
    background: #f7fafc;
    color: #385166;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.oyshia-dataframe table.dataTable tbody td {
    background: rgba(255, 255, 255, 0.9);
    vertical-align: middle;
}

.oyshia-dataframe .dataTables_filter input,
.oyshia-dataframe .dataTables_length select {
    min-height: 40px;
    border: 1px solid var(--oyshia-border);
    border-radius: 10px;
    padding: 8px 12px;
    background: #fff;
}

.oyshia-dataframe .dt-buttons {
    margin-bottom: 10px;
}

.oyshia-dataframe .dt-button,
.oyshia-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 36px;
    padding: 8px 12px;
    border-radius: 10px;
    border: 1px solid transparent;
    background: #fff;
    color: #17344a;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none !important;
    box-shadow: 0 8px 16px rgba(17, 34, 51, 0.06);
    transition: 0.2s ease;
}

.oyshia-action:hover,
.oyshia-dataframe .dt-button:hover {
    transform: translateY(-1px);
    text-decoration: none;
}

.oyshia-action-group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.oyshia-action--primary {
    background: rgba(31, 157, 116, 0.12);
    color: var(--oyshia-accent-dark);
    border-color: rgba(31, 157, 116, 0.2);
}

.oyshia-action--info {
    background: rgba(29, 78, 216, 0.08);
    color: #1d4ed8;
    border-color: rgba(29, 78, 216, 0.16);
}

.oyshia-action--muted {
    background: rgba(102, 120, 138, 0.08);
    color: #415466;
    border-color: rgba(102, 120, 138, 0.16);
}

.oyshia-person {
    display: flex;
    align-items: center;
    gap: 12px;
}

.oyshia-avatar {
    flex: 0 0 auto;
    width: 42px;
    height: 42px;
    border-radius: 14px;
    background: linear-gradient(135deg, #12344d 0%, #1f9d74 100%);
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.oyshia-person-name {
    display: block;
    font-size: 14px;
    font-weight: 700;
    color: #163247;
}

.oyshia-person-meta {
    display: block;
    margin-top: 2px;
    font-size: 12px;
    color: var(--oyshia-muted);
}

.oyshia-summary-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.oyshia-summary-card {
    padding: 18px;
    border-radius: 14px;
    border: 1px solid rgba(219, 229, 238, 0.98);
    background: rgba(255, 255, 255, 0.86);
}

.oyshia-summary-card strong {
    display: block;
    margin-bottom: 6px;
    color: #17344a;
    font-size: 13px;
    font-weight: 700;
}

.oyshia-summary-card span {
    display: block;
    color: var(--oyshia-muted);
    font-size: 13px;
    line-height: 1.5;
}

.oyshia-detail-layout {
    display: grid;
    grid-template-columns: 320px minmax(0, 1fr);
    gap: 20px;
}

.oyshia-profile-card {
    padding: 24px;
}

.oyshia-profile-card .oyshia-avatar {
    width: 72px;
    height: 72px;
    border-radius: 20px;
    font-size: 24px;
}

.oyshia-profile-name {
    margin: 16px 0 6px;
    color: #163247;
    font-size: 24px;
    line-height: 1.2;
    font-weight: 700;
}

.oyshia-profile-meta {
    color: var(--oyshia-muted);
    font-size: 14px;
    line-height: 1.6;
}

.oyshia-badge-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}

.oyshia-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 10px;
    border-radius: 999px;
    background: rgba(31, 157, 116, 0.12);
    color: var(--oyshia-accent-dark);
    font-size: 12px;
    font-weight: 700;
}

.oyshia-section-stack {
    display: grid;
    gap: 18px;
}

.oyshia-info-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 18px;
}

.oyshia-field {
    padding: 14px 16px;
    border-radius: 14px;
    background: rgba(247, 250, 252, 0.94);
    border: 1px solid rgba(219, 229, 238, 0.9);
}

.oyshia-field-label {
    display: block;
    margin-bottom: 6px;
    color: var(--oyshia-muted);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.oyshia-field-value {
    display: block;
    color: #17344a;
    font-size: 14px;
    line-height: 1.55;
}

.oyshia-list-card {
    padding: 18px;
    border-radius: 14px;
    border: 1px solid rgba(219, 229, 238, 0.94);
    background: rgba(250, 252, 253, 0.94);
}

.oyshia-list-card + .oyshia-list-card {
    margin-top: 12px;
}

.oyshia-photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 18px;
}

.oyshia-photo-card {
    padding: 18px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(219, 229, 238, 0.98);
    box-shadow: var(--oyshia-shadow);
    text-align: center;
}

.oyshia-photo-frame {
    display: block;
    width: 100%;
    aspect-ratio: 1 / 1;
    border-radius: 16px;
    overflow: hidden;
    background: #eaf0f5;
    margin-bottom: 14px;
}

.oyshia-photo-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.oyshia-photo-card h3,
.oyshia-photo-card h4 {
    margin: 0 0 4px;
    color: #163247;
    font-size: 16px;
    font-weight: 700;
}

.oyshia-photo-card p {
    margin: 0;
    color: var(--oyshia-muted);
    font-size: 13px;
}

@media (max-width: 991px) {
    .oyshia-login-aside,
    .oyshia-login-panel {
        min-height: auto;
        padding: 32px 24px;
    }

    .oyshia-dashboard-intro {
        padding: 22px 20px;
    }

    .oyshia-grid--stats,
    .oyshia-summary-grid,
    .oyshia-detail-layout {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 767px) {
    .oyshia-admin .wrapper-content {
        padding: 18px 12px 28px;
    }

    .oyshia-admin .page-heading {
        padding: 18px 8px 8px;
    }

    .oyshia-admin .ibox-title,
    .oyshia-admin .ibox-content {
        padding-left: 16px;
        padding-right: 16px;
    }

    .oyshia-admin .form-inline .form-group,
    .oyshia-admin .form-inline .btn,
    .oyshia-admin .form-inline .form-control {
        width: 100%;
        margin-right: 0;
    }

    .oyshia-shell,
    .oyshia-hero,
    .oyshia-panel-body,
    .oyshia-panel-header,
    .oyshia-profile-card {
        padding-left: 16px;
        padding-right: 16px;
    }

    .oyshia-grid--stats,
    .oyshia-summary-grid,
    .oyshia-detail-layout,
    .oyshia-info-grid {
        grid-template-columns: 1fr;
    }

    .oyshia-hero h1,
    .oyshia-hero h2 {
        font-size: 24px;
    }

    .oyshia-dataframe .dataTables_wrapper {
        padding: 0 16px 16px;
    }
}