:root {
    --ink: #162633;
    --muted: #657583;
    --line: #dce7ee;
    --bg: #f4f8fb;
    --brand: #2f7ca2;
    --brand-dark: #1e5f7e;
    --brand-soft: #e5f3f8;
    --ok: #0f8a62;
    --warn: #b87513;
    --danger: #b52d3b;
    --panel: #ffffff;
    --shadow: 0 18px 50px rgba(24, 54, 73, .12);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: Inter, "Segoe UI", Arial, sans-serif;
    color: var(--ink);
    background: radial-gradient(circle at top left, #eaf6fb 0, transparent 32%), var(--bg);
}

a {
    color: inherit;
    text-decoration: none;
}

button, input, textarea, select {
    font: inherit;
}

.shell {
    display: grid;
    grid-template-columns: 270px minmax(0, 1fr);
    min-height: 100vh;
}

.sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    padding: 22px;
    color: #f8fcff;
    background: linear-gradient(180deg, #1f6788, #16455e);
    overflow: hidden;
}

.sidebar::after {
    content: "";
    position: absolute;
    width: 240px;
    height: 240px;
    right: -120px;
    bottom: -80px;
    border: 1px solid rgba(255, 255, 255, .18);
    border-radius: 50%;
    animation: floatSpin 18s linear infinite;
}

.brand {
    position: relative;
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 800;
    font-size: 20px;
    z-index: 1;
}

.brand img {
    width: 56px;
    height: 56px;
    object-fit: cover;
    border-radius: 8px;
    background: white;
}

.nav {
    position: relative;
    display: grid;
    gap: 8px;
    margin-top: 32px;
    z-index: 1;
}

.nav a {
    padding: 13px 14px;
    border-radius: 8px;
    color: rgba(255, 255, 255, .86);
    transition: background .18s ease, transform .18s ease;
}

.nav a:hover {
    background: rgba(255, 255, 255, .13);
    transform: translateX(4px);
}

.search-results {
    display: grid;
    gap: 6px;
    margin-top: 8px;
}

.search-results button {
    width: 100%;
    text-align: left;
    color: var(--ink);
    background: var(--brand-soft);
}

.check-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 12px;
}

.inline-form {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.inline-form input {
    min-width: 180px;
    flex: 1 1 180px;
}

.main {
    min-width: 0;
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 4;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 18px 28px;
    background: rgba(244, 248, 251, .86);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(220, 231, 238, .8);
}

.topbar strong,
.topbar span {
    display: block;
}

.topbar span {
    margin-top: 3px;
    color: var(--muted);
    font-size: 14px;
}

.content {
    padding: 28px;
}

.page-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 22px;
    animation: riseIn .5s ease both;
}

h1, h2, p {
    margin-top: 0;
}

h1 {
    margin-bottom: 6px;
    font-size: 30px;
}

h2 {
    margin-bottom: 0;
    font-size: 18px;
}

p {
    color: var(--muted);
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 14px;
    margin-bottom: 20px;
}

.metric,
.panel,
.form-card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.metric {
    min-height: 118px;
    padding: 18px;
    animation: riseIn .55s ease both;
}

.metric span {
    display: block;
    color: var(--muted);
    font-size: 14px;
}

.metric strong {
    display: block;
    margin-top: 12px;
    font-size: 34px;
    color: var(--brand-dark);
}

.panel {
    margin-top: 18px;
    overflow: hidden;
    animation: riseIn .6s ease both;
}

.switch-cards {
    display: grid;
    grid-template-columns: repeat(2, minmax(220px, 1fr));
    gap: 14px;
    margin-bottom: 16px;
}

.switch-card {
    display: grid;
    gap: 6px;
    min-height: 92px;
    padding: 18px;
    background: white;
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: transform .15s ease, border-color .15s ease, background .15s ease;
}

.switch-card:hover {
    transform: translateY(-1px);
    border-color: var(--brand);
}

.switch-card.active {
    color: white;
    background: linear-gradient(135deg, var(--brand), var(--brand-dark));
    border-color: var(--brand-dark);
}

.switch-card span {
    color: inherit;
    opacity: .78;
    font-size: 14px;
}

.panel-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 18px 20px;
    border-bottom: 1px solid var(--line);
}

.panel-title a,
.panel-title span {
    color: var(--muted);
    font-size: 14px;
}

.table-wrap {
    width: 100%;
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 760px;
}

th, td {
    padding: 15px 18px;
    text-align: left;
    border-bottom: 1px solid #eef3f6;
    vertical-align: middle;
}

th {
    color: var(--muted);
    font-size: 13px;
    font-weight: 800;
    text-transform: uppercase;
}

tbody tr {
    transition: background .15s ease;
}

tbody tr:hover {
    background: #f7fbfd;
}

.sub {
    display: block;
    margin-top: 4px;
    color: var(--muted);
    font-size: 13px;
}

.badge {
    display: inline-flex;
    min-width: 66px;
    justify-content: center;
    padding: 6px 9px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 800;
}

.badge.ok {
    color: var(--ok);
    background: #e7f7ef;
}

.badge.warn {
    color: var(--warn);
    background: #fff4df;
}

.badge.muted {
    color: #73808a;
    background: #eef2f5;
}

.primary-link,
.secondary-link,
.primary-button,
.icon-button,
.filter-bar button,
.row-actions button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    border: 0;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 800;
    transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}

.link-button {
    border: 0;
    padding: 0;
    color: var(--brand-dark);
    background: transparent;
    cursor: pointer;
    text-align: left;
}

.link-button:hover {
    text-decoration: underline;
}

.hidden {
    display: none;
}

.detail-row td {
    background: #f7fbfd;
}

.inline-detail {
    display: grid;
    gap: 10px;
    padding: 8px 0;
}

.mini-log-grid {
    display: grid;
    grid-template-columns: 80px 90px minmax(160px, 1fr);
    gap: 8px 12px;
    align-items: center;
}

.primary-link,
.primary-button {
    padding: 0 18px;
    color: white;
    background: var(--brand);
}

.secondary-link,
.icon-button {
    padding: 0 16px;
    color: var(--brand-dark);
    background: var(--brand-soft);
}

.primary-link:hover,
.primary-button:hover,
.secondary-link:hover,
.icon-button:hover,
.filter-bar button:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 28px rgba(47, 124, 162, .22);
}

.row-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    white-space: nowrap;
}

.row-actions a,
.row-actions button {
    min-height: 34px;
    padding: 0 10px;
    color: var(--brand-dark);
    background: #edf6fa;
    border: 0;
    border-radius: 8px;
}

.filter-bar {
    display: grid;
    grid-template-columns: minmax(220px, 1fr) auto;
    gap: 10px;
    margin-bottom: 16px;
}

.log-filter {
    grid-template-columns: 170px 170px 150px minmax(220px, 1fr) auto;
}

.filter-bar input,
.filter-bar select,
.form-card input,
.form-card textarea {
    width: 100%;
    min-height: 44px;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 10px 12px;
    background: white;
    color: var(--ink);
    outline: none;
}

.filter-bar input:focus,
.filter-bar select:focus,
.form-card input:focus,
.form-card textarea:focus {
    border-color: var(--brand);
    box-shadow: 0 0 0 4px rgba(47, 124, 162, .12);
}

.form-card input.readonly-input {
    color: #596c78;
    background: #f3f7fa;
    cursor: not-allowed;
}

.filter-bar button {
    padding: 0 18px;
    color: white;
    background: var(--brand-dark);
}

.form-card {
    padding: 22px;
}

.wide-form {
    max-width: 980px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin-bottom: 16px;
}

label {
    display: block;
    margin-bottom: 7px;
    color: #304654;
    font-weight: 800;
    font-size: 14px;
}

.check-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding-top: 26px;
}

.check-row input {
    width: 20px;
    min-height: 20px;
}

.check-row label {
    margin: 0;
}

.validation {
    display: block;
    margin-top: 6px;
    color: var(--danger);
    font-size: 13px;
}

.login-page {
    min-height: 100vh;
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(360px, .9fr);
    background: linear-gradient(135deg, #edf8fc 0%, #ffffff 45%, #dfeff5 100%);
}

.login-visual,
.login-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px;
}

.login-visual {
    position: relative;
    flex-direction: column;
    text-align: center;
    overflow: hidden;
}

.login-visual img {
    position: relative;
    z-index: 1;
    width: min(330px, 62vw);
    border-radius: 8px;
    box-shadow: 0 30px 80px rgba(31, 103, 136, .18);
    animation: floatLogo 5s ease-in-out infinite;
}

.login-visual h1 {
    position: relative;
    z-index: 1;
    max-width: 620px;
    margin: 26px 0 8px;
    color: var(--brand-dark);
    font-size: 38px;
}

.login-visual p {
    position: relative;
    z-index: 1;
    font-size: 18px;
}

.pulse-ring {
    position: absolute;
    width: 470px;
    height: 470px;
    border-radius: 50%;
    border: 1px solid rgba(47, 124, 162, .22);
    animation: pulse 4s ease-in-out infinite;
}

.login-card {
    width: min(430px, 100%);
    padding: 30px;
    animation: riseIn .55s ease both;
}

.login-card h2 {
    margin-bottom: 22px;
    font-size: 26px;
}

.login-card .primary-button {
    width: 100%;
    margin-top: 18px;
}

@keyframes riseIn {
    from {
        opacity: 0;
        transform: translateY(14px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes floatLogo {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(.88);
        opacity: .45;
    }
    50% {
        transform: scale(1.08);
        opacity: .95;
    }
}

@keyframes floatSpin {
    from {
        transform: rotate(0);
    }
    to {
        transform: rotate(360deg);
    }
}

@media (max-width: 980px) {
    .shell {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: relative;
        height: auto;
    }

    .nav {
        grid-template-columns: repeat(4, minmax(120px, 1fr));
        overflow-x: auto;
    }

    .metric-grid {
        grid-template-columns: repeat(2, minmax(150px, 1fr));
    }

    .login-page {
        grid-template-columns: 1fr;
    }

    .login-visual {
        padding-bottom: 8px;
    }
}

@media (max-width: 720px) {
    .topbar,
    .content,
    .login-panel,
    .login-visual {
        padding: 18px;
    }

    .page-head {
        align-items: stretch;
        flex-direction: column;
    }

    .metric-grid,
    .form-grid,
    .filter-bar,
    .log-filter,
    .switch-cards {
        grid-template-columns: 1fr;
    }

    h1 {
        font-size: 25px;
    }

    .row-actions {
        justify-content: flex-start;
    }
}