:root {
    --bg: #f4efe5;
    --bg-accent: #ddd3c4;
    --panel: rgba(255, 250, 241, 0.88);
    --panel-strong: rgba(245, 237, 223, 0.95);
    --ink: #10221a;
    --muted: #5b675e;
    --line: rgba(16, 34, 26, 0.12);
    --teal: #0c7668;
    --teal-soft: #b8ece4;
    --gold: #c4862b;
    --gold-soft: #f6d8a4;
    --rose: #bb5d4e;
    --rose-soft: #efc1b8;
    --navy: #19334a;
    --navy-soft: #b8ccdd;
    --shadow: 0 24px 70px rgba(16, 34, 26, 0.12);
    --radius: 24px;
    --body-font: "Aptos", "Segoe UI", sans-serif;
    --display-font: "Bahnschrift", "Aptos Display", "Segoe UI", sans-serif;
    --mono-font: "Cascadia Mono", "Consolas", monospace;
}

* {
    box-sizing: border-box;
}

html {
    min-height: 100%;
    background:
        radial-gradient(circle at top left, rgba(255, 255, 255, 0.8), transparent 32%),
        radial-gradient(circle at 85% 10%, rgba(12, 118, 104, 0.18), transparent 26%),
        linear-gradient(135deg, #f8f3ea 0%, #ebe0cf 46%, #d7d2c6 100%);
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--ink);
    font-family: var(--body-font);
    background-image:
        linear-gradient(rgba(16, 34, 26, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(16, 34, 26, 0.04) 1px, transparent 1px);
    background-size: 32px 32px;
}

button,
input,
select {
    font: inherit;
}

button {
    cursor: pointer;
}

.shell {
    width: min(1440px, calc(100% - 32px));
    margin: 0 auto;
    padding: 28px 0 44px;
}

.panel {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--panel);
    box-shadow: var(--shadow);
    backdrop-filter: blur(16px);
}

.panel::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(160deg, rgba(255, 255, 255, 0.35), transparent 44%);
}

.hero {
    display: grid;
    grid-template-columns: 1.45fr minmax(320px, 420px);
    gap: 24px;
    align-items: start;
    padding: 28px;
    background:
        radial-gradient(circle at top right, rgba(196, 134, 43, 0.18), transparent 32%),
        linear-gradient(130deg, rgba(16, 51, 74, 0.98), rgba(12, 118, 104, 0.9));
    color: #fdf8ef;
}

.hero h1,
.panel h2,
.detail-drawer h2,
.detail-section h3 {
    margin: 0;
    font-family: var(--display-font);
    font-weight: 700;
    letter-spacing: 0.02em;
}

.hero h1 {
    font-size: clamp(2.2rem, 4vw, 4rem);
    line-height: 0.95;
    max-width: 10ch;
}

.eyebrow {
    margin: 0 0 10px;
    color: inherit;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 0.72rem;
}

.hero__lede {
    max-width: 54ch;
    margin: 18px 0 0;
    color: rgba(253, 248, 239, 0.82);
    line-height: 1.6;
}

.hero__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 22px;
}

.status-pill {
    display: inline-flex;
    align-items: center;
    padding: 10px 14px;
    border-radius: 999px;
    border: 1px solid rgba(253, 248, 239, 0.18);
    background: rgba(253, 248, 239, 0.08);
    font-size: 0.92rem;
}

.filter-form {
    display: grid;
    gap: 14px;
    padding: 18px;
    border-radius: 22px;
    background: rgba(255, 251, 245, 0.14);
    border: 1px solid rgba(255, 251, 245, 0.2);
}

.filter-form label {
    display: grid;
    gap: 8px;
}

.filter-form span {
    font-size: 0.86rem;
    color: rgba(253, 248, 239, 0.78);
}

.filter-form select {
    width: 100%;
    min-height: 48px;
    border: 1px solid rgba(255, 251, 245, 0.18);
    border-radius: 14px;
    padding: 0 14px;
    color: #fdf8ef;
    background: rgba(17, 29, 42, 0.32);
}

.filter-form select option {
    color: var(--ink);
}

.filter-form__wide {
    grid-column: 1 / -1;
}

.filter-form__actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.filter-form__actions button,
.filter-form__actions a,
.detail-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 0 16px;
    border-radius: 999px;
    border: none;
    text-decoration: none;
}

.filter-form__actions button {
    background: #fdf8ef;
    color: var(--navy);
    font-weight: 700;
}

.filter-form__actions a {
    color: #fdf8ef;
    background: rgba(253, 248, 239, 0.12);
}

.panel--error {
    margin-top: 20px;
    padding: 18px 22px;
    border-color: rgba(187, 93, 78, 0.24);
    background: linear-gradient(135deg, rgba(255, 244, 241, 0.98), rgba(245, 224, 219, 0.96));
}

.panel--error p {
    margin: 8px 0 0;
    color: var(--muted);
}

.kpi-grid {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 18px;
    margin-top: 20px;
}

.metric-card {
    padding: 22px;
    min-height: 160px;
    background:
        radial-gradient(circle at top right, rgba(12, 118, 104, 0.12), transparent 34%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.55), rgba(245, 237, 223, 0.72));
}

.metric-card__label {
    margin: 0;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.8rem;
}

.metric-card__value {
    display: block;
    margin-top: 14px;
    font-family: var(--display-font);
    font-size: clamp(1.8rem, 2vw, 2.6rem);
    line-height: 1;
}

.metric-card__hint {
    display: block;
    margin-top: 14px;
    color: var(--muted);
    line-height: 1.45;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 18px;
    margin-top: 20px;
}

.panel--wide {
    grid-column: span 2;
}

.panel--distance {
    background:
        radial-gradient(circle at top left, rgba(196, 134, 43, 0.22), transparent 32%),
        linear-gradient(180deg, rgba(255, 249, 240, 0.92), rgba(242, 235, 223, 0.98));
}

.dashboard-grid > .panel,
.tables-grid > .panel,
.stack > .panel {
    padding: 22px;
}

.panel__header {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    align-items: end;
    margin-bottom: 18px;
}

.panel__caption {
    margin: 0;
    max-width: 28ch;
    color: var(--muted);
    text-align: right;
    line-height: 1.5;
}

.panel__header--stacked {
    align-items: start;
}

.panel__toolbar {
    display: grid;
    gap: 12px;
    justify-items: end;
}

.toolbar-control {
    display: grid;
    gap: 8px;
}

.toolbar-control span {
    color: var(--muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.toolbar-control select {
    min-width: 220px;
    min-height: 42px;
    padding: 0 12px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.78);
    color: var(--ink);
}

.empty-state {
    margin: 0;
    color: var(--muted);
    line-height: 1.5;
}

.explorer-grid {
    display: grid;
    grid-template-columns: 1.55fr 0.95fr;
    gap: 18px;
    margin-top: 20px;
}

.panel--map {
    background:
        radial-gradient(circle at top left, rgba(12, 118, 104, 0.12), transparent 28%),
        linear-gradient(180deg, rgba(248, 251, 248, 0.92), rgba(235, 241, 238, 0.98));
}

.panel--devices {
    background:
        radial-gradient(circle at top right, rgba(25, 51, 74, 0.1), transparent 30%),
        linear-gradient(180deg, rgba(255, 252, 246, 0.92), rgba(245, 237, 223, 0.98));
}

.route-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.85fr);
    gap: 18px;
    align-items: start;
}

.route-map-column {
    display: grid;
    gap: 14px;
}

.route-map {
    min-height: 500px;
    border-radius: 22px;
    border: 1px solid rgba(16, 34, 26, 0.12);
    overflow: hidden;
    background:
        radial-gradient(circle at top left, rgba(12, 118, 104, 0.12), transparent 30%),
        linear-gradient(180deg, #d6e5de, #f4efe5);
}

.route-summary {
    min-height: 72px;
    padding: 16px 18px;
    border-radius: 18px;
    border: 1px solid rgba(16, 34, 26, 0.08);
    background: rgba(255, 255, 255, 0.62);
    color: var(--muted);
    line-height: 1.55;
}

.route-sidebar {
    display: grid;
    gap: 16px;
    align-self: stretch;
}

.route-sidebar__stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

.route-sidebar__stats article {
    padding: 14px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.68);
}

.route-sidebar__stats p,
.device-card__metrics p {
    margin: 0 0 8px;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.72rem;
}

.route-sidebar__stats strong {
    display: block;
    font-family: var(--display-font);
    font-size: 1.2rem;
}

.route-list {
    display: grid;
    gap: 10px;
    max-height: 520px;
    overflow: auto;
    padding-right: 4px;
}

.route-list__button {
    position: relative;
    display: grid;
    gap: 6px;
    width: 100%;
    padding: 14px 16px 14px 20px;
    border: 1px solid rgba(16, 34, 26, 0.08);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.72);
    text-align: left;
    transition: transform 160ms ease, background-color 160ms ease, border-color 160ms ease;
}

.route-list__button::before {
    content: "";
    position: absolute;
    top: 16px;
    left: 10px;
    width: 6px;
    height: calc(100% - 32px);
    border-radius: 999px;
    background: var(--route-color, var(--navy));
}

.route-list__button span,
.route-list__button small {
    color: var(--muted);
}

.route-list__button.is-active {
    transform: translateX(-2px);
    border-color: rgba(16, 51, 74, 0.22);
    background: rgba(16, 51, 74, 0.08);
}

.route-list__button.is-hidden {
    display: none;
}

.device-grid {
    display: grid;
    gap: 14px;
}

.device-card {
    display: grid;
    gap: 14px;
    padding: 18px;
    border: 1px solid rgba(16, 34, 26, 0.08);
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.62);
}

.device-card__header,
.device-card__footer {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: start;
}

.device-card__header span,
.device-card__footer span {
    color: var(--muted);
}

.device-card__header strong {
    display: block;
    margin-bottom: 4px;
}

.device-chip {
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    padding: 0 10px;
    border-radius: 999px;
    background: rgba(12, 118, 104, 0.12);
    color: var(--teal);
    font-size: 0.8rem;
    font-weight: 700;
    white-space: nowrap;
}

.device-card__metrics {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.device-card__metrics div {
    padding: 12px 14px;
    border-radius: 16px;
    background: rgba(16, 34, 26, 0.04);
}

.device-card__metrics strong {
    display: block;
    font-family: var(--display-font);
    font-size: 1.05rem;
}

.leaflet-container {
    font-family: var(--body-font);
}

.leaflet-popup-content-wrapper,
.leaflet-popup-tip {
    background: rgba(255, 251, 245, 0.96);
    color: var(--ink);
}

.map-fallback {
    display: grid;
    place-items: center;
    min-height: 100%;
    padding: 24px;
    color: var(--muted);
    text-align: center;
}

.trend-chart {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(42px, 1fr));
    gap: 12px;
    align-items: end;
    min-height: 260px;
}

.trend-chart__item {
    display: grid;
    gap: 8px;
    justify-items: center;
}

.trend-chart__value,
.trend-chart__label {
    font-size: 0.78rem;
    color: var(--muted);
}

.trend-chart__stack {
    position: relative;
    display: flex;
    align-items: end;
    justify-content: center;
    width: 100%;
    height: 180px;
    padding: 10px 0;
    border-radius: 18px;
    background:
        linear-gradient(180deg, rgba(16, 34, 26, 0.02), rgba(16, 34, 26, 0.08));
}

.trend-chart__bar,
.trend-chart__error {
    position: absolute;
    bottom: 10px;
    width: 60%;
    border-radius: 999px 999px 14px 14px;
}

.trend-chart__bar {
    background: linear-gradient(180deg, var(--teal-soft), var(--teal));
}

.trend-chart__error {
    width: 26%;
    background: linear-gradient(180deg, var(--rose-soft), var(--rose));
}

.bar-list {
    display: grid;
    gap: 14px;
}

.bar-list__item {
    display: grid;
    gap: 8px;
}

.bar-list__meta {
    display: flex;
    justify-content: space-between;
    gap: 12px;
}

.bar-list__meta strong,
.list-card__item strong {
    font-weight: 700;
}

.bar-list__meta span,
.bar-list__item small,
.list-card__item span,
.list-card__item small {
    color: var(--muted);
}

.bar-list__track {
    height: 13px;
    border-radius: 999px;
    overflow: hidden;
    background: rgba(16, 34, 26, 0.08);
}

.bar-list__fill {
    display: block;
    height: 100%;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--navy-soft), var(--navy));
}

.bar-list__fill--teal {
    background: linear-gradient(90deg, var(--teal-soft), var(--teal));
}

.bar-list__fill--gold {
    background: linear-gradient(90deg, var(--gold-soft), var(--gold));
}

.bar-list__fill--rose {
    background: linear-gradient(90deg, var(--rose-soft), var(--rose));
}

.mix-meter {
    display: flex;
    overflow: hidden;
    height: 22px;
    border-radius: 999px;
    background: rgba(16, 34, 26, 0.08);
}

.mix-meter__segment {
    height: 100%;
}

.mix-meter__segment--ski {
    background: linear-gradient(90deg, var(--teal-soft), var(--teal));
}

.mix-meter__segment--lift {
    background: linear-gradient(90deg, var(--gold-soft), var(--gold));
}

.mix-meter__segment--transit {
    background: linear-gradient(90deg, var(--navy-soft), var(--navy));
}

.mix-legend {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-top: 18px;
}

.mix-legend div {
    display: grid;
    gap: 6px;
    padding: 14px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.48);
}

.mix-legend span {
    color: var(--muted);
    line-height: 1.4;
}

.tables-grid {
    display: grid;
    grid-template-columns: 1.55fr 0.85fr;
    gap: 18px;
    margin-top: 20px;
}

.stack {
    display: grid;
    gap: 18px;
}

.table-wrap {
    overflow: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 860px;
}

.data-table th,
.data-table td {
    padding: 14px 12px;
    border-bottom: 1px solid var(--line);
    text-align: left;
}

.data-table th {
    color: var(--muted);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.data-table tbody tr {
    transition: background-color 180ms ease;
}

.data-table tbody tr:hover {
    background: rgba(16, 51, 74, 0.04);
}

.table-badge {
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    padding: 0 12px;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 700;
}

.table-badge--ok {
    background: rgba(12, 118, 104, 0.12);
    color: var(--teal);
}

.table-badge--error {
    background: rgba(187, 93, 78, 0.14);
    color: var(--rose);
}

.detail-button,
.list-card__item--button {
    border: 1px solid rgba(16, 51, 74, 0.08);
    background: rgba(255, 255, 255, 0.6);
    color: var(--ink);
}

.detail-button:hover,
.list-card__item--button:hover {
    background: rgba(16, 51, 74, 0.08);
}

.list-card {
    display: grid;
    gap: 12px;
}

.list-card__item {
    display: grid;
    gap: 6px;
    width: 100%;
    padding: 14px;
    border-radius: 18px;
    text-align: left;
}

.drawer-backdrop {
    position: fixed;
    inset: 0;
    z-index: 40;
    border: none;
    background: rgba(16, 34, 26, 0.45);
    backdrop-filter: blur(6px);
}

.detail-drawer {
    position: fixed;
    top: 0;
    right: 0;
    z-index: 50;
    width: min(760px, 100vw);
    height: 100vh;
    padding: 26px;
    border-left: 1px solid rgba(255, 255, 255, 0.08);
    background:
        radial-gradient(circle at top right, rgba(196, 134, 43, 0.14), transparent 28%),
        linear-gradient(180deg, rgba(11, 22, 33, 0.98), rgba(16, 34, 26, 0.98));
    color: #fdf8ef;
    box-shadow: -24px 0 80px rgba(0, 0, 0, 0.28);
    transform: translateX(100%);
    transition: transform 220ms ease;
}

.detail-drawer.is-open {
    transform: translateX(0);
}

.detail-drawer__header {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    align-items: start;
    margin-bottom: 20px;
}

.detail-drawer__close {
    width: 44px;
    height: 44px;
    border: none;
    border-radius: 999px;
    background: rgba(253, 248, 239, 0.12);
    color: #fdf8ef;
    font-size: 1.5rem;
}

.detail-drawer__body {
    height: calc(100vh - 118px);
    overflow: auto;
    padding-right: 8px;
}

.detail-state {
    display: grid;
    place-items: center;
    min-height: 220px;
    border-radius: 20px;
    background: rgba(253, 248, 239, 0.08);
    color: rgba(253, 248, 239, 0.72);
}

.detail-content {
    display: grid;
    gap: 18px;
}

.detail-summary,
.detail-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.detail-summary article,
.detail-grid div {
    padding: 14px;
    border-radius: 16px;
    background: rgba(253, 248, 239, 0.08);
}

.detail-summary p,
.detail-grid span {
    display: block;
    margin: 0 0 8px;
    color: rgba(253, 248, 239, 0.62);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.75rem;
}

.detail-summary strong,
.detail-grid strong {
    display: block;
    line-height: 1.5;
}

.detail-section {
    display: grid;
    gap: 12px;
}

.detail-json {
    overflow: auto;
    margin: 0;
    padding: 18px;
    border-radius: 18px;
    background: rgba(0, 0, 0, 0.24);
    color: #dbe5dd;
    font-family: var(--mono-font);
    font-size: 0.86rem;
    line-height: 1.5;
}

@media (max-width: 1180px) {
    .kpi-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .explorer-grid,
    .dashboard-grid,
    .tables-grid,
    .hero {
        grid-template-columns: 1fr;
    }

    .route-layout {
        grid-template-columns: 1fr;
    }

    .panel--wide {
        grid-column: span 1;
    }
}

@media (max-width: 720px) {
    .shell {
        width: min(100% - 20px, 100%);
        padding-top: 16px;
    }

    .hero,
    .metric-card,
    .explorer-grid > .panel,
    .dashboard-grid > .panel,
    .tables-grid > .panel,
    .stack > .panel,
    .detail-drawer {
        border-radius: 20px;
    }

    .kpi-grid {
        grid-template-columns: 1fr;
    }

    .mix-legend,
    .route-sidebar__stats,
    .device-card__metrics,
    .detail-summary,
    .detail-grid {
        grid-template-columns: 1fr;
    }

    .panel__header {
        align-items: start;
        flex-direction: column;
    }

    .panel__caption {
        text-align: left;
    }

    .panel__toolbar {
        width: 100%;
        justify-items: stretch;
    }

    .toolbar-control select {
        min-width: 0;
        width: 100%;
    }

    .device-card__header,
    .device-card__footer {
        flex-direction: column;
    }
}