/*
 * AIRSPACE OBSERVATORY
 * A matte avionics interface for the Modern Constellations archive.
 */

:root {
    --obs-night: #050c12;
    --obs-panel: #081722;
    --obs-panel-strong: #0b202d;
    --obs-cyan: #6dd9f2;
    --obs-blue: #257da0;
    --obs-amber: #f2b84b;
    --obs-white: #dcebf0;
    --obs-muted: #78929d;
    --obs-line: rgba(109, 217, 242, 0.38);
    font-family: "JetBrains Mono", Consolas, "Liberation Mono", monospace;
    background: var(--obs-night);
}

html,
body,
#canvas-container {
    background: var(--obs-night);
}

#canvas-container::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(109, 217, 242, 0.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(109, 217, 242, 0.055) 1px, transparent 1px);
    background-size: 4rem 4rem;
    mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.8), transparent 76%);
}

#canvas-container::after {
    content: "AIRSPACE SECTOR 40.7N / 73.9W";
    position: absolute;
    z-index: 2;
    right: 1rem;
    bottom: 0.7rem;
    color: var(--obs-muted);
    font-size: 0.47rem;
    letter-spacing: 0.12em;
    pointer-events: none;
}

#constellation-canvas:focus-visible {
    outline: 2px solid var(--obs-amber);
    outline-offset: -6px;
}

.site-label {
    padding-left: 0.8rem;
    border-left: 4px solid var(--obs-amber);
}

.site-label::before {
    content: "OBSERVATORY // FLIGHT FIELD 01";
    display: block;
    width: fit-content;
    margin-bottom: 0.55rem;
    padding: 0.26rem 0.42rem;
    color: var(--obs-night);
    background: var(--obs-amber);
    font-size: 0.48rem;
    font-weight: 800;
    letter-spacing: 0.12em;
}

.eyebrow {
    max-width: 35rem;
    margin-bottom: 0.35rem;
    color: var(--obs-muted);
    font: 650 0.55rem/1.45 "SFMono-Regular", Consolas, monospace;
    letter-spacing: 0.16em;
}

.site-label h1 {
    color: var(--obs-white);
    font-family: "Arial Narrow", "Roboto Condensed", sans-serif;
    font-size: clamp(1.05rem, 1.7vw, 1.42rem);
    font-weight: 700;
    letter-spacing: 0.14em;
}

.status {
    margin-top: 0.55rem;
    color: var(--obs-cyan);
    font-size: 0.52rem;
    letter-spacing: 0.1em;
}

.status-dot {
    width: 0.42rem;
    height: 0.42rem;
    border: 1px solid var(--obs-cyan);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}

.utility-nav {
    gap: 0;
    border: 1px solid var(--obs-line);
}

.utility-nav button,
.intro button {
    border: 0;
    border-right: 1px solid var(--obs-line);
    border-radius: 0;
    color: var(--obs-white);
    background: var(--obs-panel);
    font-family: "SFMono-Regular", Consolas, monospace;
    font-size: 0.52rem;
    font-weight: 700;
    backdrop-filter: none;
}

.utility-nav button:last-child {
    border-right: 0;
}

.utility-nav button:hover,
.utility-nav button:focus-visible,
.intro button:hover,
.intro button:focus-visible {
    border-color: var(--obs-line);
    color: var(--obs-night);
    background: var(--obs-amber);
}

.flight-toolbar {
    gap: 0;
    border-top: 2px solid var(--obs-cyan);
    background: var(--obs-panel);
}

.flight-toolbar::before {
    content: "FILTER CHANNELS";
    position: absolute;
    top: -1.2rem;
    right: 0;
    color: var(--obs-cyan);
    font-size: 0.46rem;
    font-weight: 700;
    letter-spacing: 0.13em;
}

.flight-toolbar label {
    min-width: 0;
}

.flight-toolbar input,
.flight-toolbar select {
    height: 2.25rem;
    border: 0;
    border-right: 1px solid var(--obs-line);
    border-bottom: 1px solid var(--obs-line);
    border-radius: 0;
    color: var(--obs-white);
    background: var(--obs-panel);
    font-family: "SFMono-Regular", Consolas, monospace;
    font-size: 0.57rem;
    backdrop-filter: none;
}

.flight-toolbar label:last-of-type select {
    border-right: 0;
}

.flight-toolbar input::placeholder {
    color: var(--obs-muted);
}

.flight-toolbar input:focus,
.flight-toolbar select:focus {
    border-color: var(--obs-amber);
    background: var(--obs-panel-strong);
    outline: 1px solid var(--obs-amber);
    outline-offset: -1px;
}

#filter-count {
    margin: 0;
    padding: 0.38rem 0.5rem;
    border-bottom: 1px solid var(--obs-line);
    color: var(--obs-muted);
    background: var(--obs-panel);
    font-size: 0.48rem;
}

.system-controls {
    padding: 1.05rem 1rem 0.9rem;
    border: 1px solid var(--obs-cyan);
    border-left: 5px solid var(--obs-amber);
    border-radius: 0;
    color: var(--obs-muted);
    background: var(--obs-panel);
    box-shadow: none;
    backdrop-filter: none;
}

.system-controls::before {
    content: "SIMULATION BUS // ACTIVE";
    position: absolute;
    top: -0.72rem;
    left: 0.75rem;
    padding: 0.18rem 0.4rem;
    color: var(--obs-night);
    background: var(--obs-cyan);
    font-size: 0.43rem;
    font-weight: 800;
    letter-spacing: 0.11em;
}

.data-source-label,
.connection-control-row output {
    color: var(--obs-cyan);
}

.data-source-label {
    font-family: "SFMono-Regular", Consolas, monospace;
    font-size: 0.51rem;
}

.data-source-label span,
.data-pipeline span {
    color: var(--obs-amber);
}

.data-pipeline,
.dataset-randomizer output,
.timeline-labels,
.connection-control-row label,
#connection-count {
    color: var(--obs-muted);
}

#simulation-clock {
    min-width: 5.1rem;
    padding: 0.24rem 0.35rem 0.18rem;
    border: 1px solid var(--obs-line);
    color: var(--obs-white);
    background: var(--obs-night);
    font-family: "SFMono-Regular", Consolas, monospace;
    font-size: 1.15rem;
    text-align: center;
}

.dataset-randomizer button,
.timeline-control-row button,
.timeline-control-row select,
.inspect-actions button {
    border: 1px solid var(--obs-line);
    border-radius: 0;
    color: var(--obs-cyan);
    background: var(--obs-night);
    font-family: "SFMono-Regular", Consolas, monospace;
}

.dataset-randomizer button:hover,
.dataset-randomizer button:focus-visible,
.timeline-control-row button:hover,
.timeline-control-row button:focus-visible,
.timeline-control-row select:focus-visible,
.inspect-actions button:hover,
.inspect-actions button:focus-visible,
.inspect-actions button[aria-expanded="true"] {
    border-color: var(--obs-amber);
    color: var(--obs-night);
    background: var(--obs-amber);
}

.timeline-range input,
.connection-control-row input {
    accent-color: var(--obs-amber);
}

.timeline-range input::-webkit-slider-runnable-track,
.connection-control-row input::-webkit-slider-runnable-track,
.timeline-range input::-moz-range-track,
.connection-control-row input::-moz-range-track {
    height: 3px;
    border-radius: 0;
    background: var(--obs-blue);
}

.timeline-range input::-webkit-slider-thumb,
.connection-control-row input::-webkit-slider-thumb,
.timeline-range input::-moz-range-thumb,
.connection-control-row input::-moz-range-thumb {
    width: 0.68rem;
    height: 0.82rem;
    border: 1px solid var(--obs-night);
    border-radius: 0;
    background: var(--obs-amber);
    box-shadow: none;
}

.connection-control-row {
    border-top-color: var(--obs-line);
}

.controls-hint {
    padding: 0.42rem 0.55rem;
    color: var(--obs-night);
    background: var(--obs-amber);
    font-family: "SFMono-Regular", Consolas, monospace;
    font-size: 0.48rem;
    font-weight: 800;
    letter-spacing: 0.08em;
}

.controls-hint span {
    color: var(--obs-night);
}

#flight-tooltip,
.flight-card,
.project-panel,
.inspect-panel {
    border: 1px solid var(--obs-cyan);
    border-radius: 0;
    color: var(--obs-muted);
    background: var(--obs-panel);
    box-shadow: none;
    backdrop-filter: none;
}

#flight-tooltip {
    border-left: 4px solid var(--obs-amber);
    color: var(--obs-white);
    font-family: "SFMono-Regular", Consolas, monospace;
}

.flight-card,
.project-panel {
    border-top: 4px solid var(--obs-amber);
}

.flight-card-topline p,
.flight-card-note,
.flight-metrics dt,
.panel-header p,
.project-panel h3,
.inspect-panel-title,
.inspect-panel-heading > span {
    color: var(--obs-muted);
    font-family: "SFMono-Regular", Consolas, monospace;
}

.flight-card-topline button,
.panel-header button {
    border: 1px solid var(--obs-line);
    border-radius: 0;
    color: var(--obs-cyan);
    background: var(--obs-night);
}

.flight-card-topline button:hover,
.flight-card-topline button:focus-visible,
.panel-header button:hover,
.panel-header button:focus-visible {
    border-color: var(--obs-amber);
    color: var(--obs-night);
    background: var(--obs-amber);
}

.flight-card-number,
.flight-progress-copy strong,
.observation-location,
.observation-stats dt {
    color: var(--obs-amber);
}

.flight-card h2,
.project-panel h2,
.legend-list strong,
.mapping-inspector dd {
    color: var(--obs-white);
}

.flight-progress,
.power-track {
    border-radius: 0;
    background: var(--obs-night);
}

.flight-progress span {
    border-radius: 0;
    background: var(--obs-cyan);
    box-shadow: none;
}

.inspect-actions,
.project-panel section,
.observation-stats,
.mapping-inspector div {
    border-color: var(--obs-line);
}

.inspect-panel pre,
.mapping-inspector dd small,
.process-flow span {
    color: var(--obs-cyan);
}

#mapping-airline-swatch,
.legend-flight::before {
    box-shadow: none;
}

.share-toast {
    border: 1px solid var(--obs-amber);
    border-radius: 0;
    color: var(--obs-night);
    background: var(--obs-amber);
}

.intro {
    color: var(--obs-muted);
    background-color: var(--obs-night);
    background-image:
        linear-gradient(rgba(109, 217, 242, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(109, 217, 242, 0.06) 1px, transparent 1px);
    background-size: 4rem 4rem;
}

.intro::before {
    content: "AIRSPACE OBSERVATORY / INITIALIZATION";
    position: absolute;
    top: 1.2rem;
    left: 1.2rem;
    padding-bottom: 0.25rem;
    border-bottom: 2px solid var(--obs-amber);
    color: var(--obs-cyan);
    font-size: 0.5rem;
    font-weight: 800;
    letter-spacing: 0.14em;
}

.intro-orbit {
    width: 6rem;
    height: 6rem;
    border: 1px solid var(--obs-cyan);
    border-radius: 0;
    background:
        linear-gradient(transparent 49%, var(--obs-line) 50%, transparent 51%),
        linear-gradient(90deg, transparent 49%, var(--obs-line) 50%, transparent 51%);
}

.intro-orbit::before,
.intro-orbit::after {
    inset: 0.75rem;
    border: 1px solid var(--obs-blue);
    border-radius: 50%;
    transform: none;
}

.intro-orbit::after {
    inset: 2rem;
    border-color: var(--obs-amber);
}

.intro-orbit span,
.intro-orbit i,
.intro-orbit b {
    width: 0.42rem;
    height: 0.42rem;
    border: 1px solid var(--obs-cyan);
    border-radius: 0;
    background: var(--obs-night);
    box-shadow: none;
}

.intro h2 {
    color: var(--obs-white);
    font-family: "Arial Narrow", "Roboto Condensed", sans-serif;
    font-weight: 700;
}

.intro-keys span {
    border: 1px solid var(--obs-line);
    border-radius: 0;
    color: var(--obs-cyan);
    background: var(--obs-panel);
    font-family: "SFMono-Regular", Consolas, monospace;
}

.intro button {
    border: 1px solid var(--obs-amber);
    color: var(--obs-night);
    background: var(--obs-amber);
}

/* Dedicated instrument typography system */
button,
input,
select,
output,
.eyebrow,
.status,
.data-source-label,
.data-pipeline,
.timeline-labels,
.connection-control-row,
.controls-hint,
.flight-card-topline,
.flight-card-number,
.flight-card-note,
.flight-metrics,
.panel-header,
.project-panel h3,
.observation-location,
.observation-stats,
.inspect-panel,
.mapping-inspector,
.intro-keys,
.share-toast {
    font-family: "JetBrains Mono", Consolas, monospace;
}

.site-label h1,
.flight-card h2,
.project-panel h2,
.intro h2,
#simulation-clock {
    font-family: "Chakra Petch", "Arial Narrow", sans-serif;
}

.panel-lede,
.project-panel section > p,
.legend-list,
#flight-tooltip,
.intro > p:not(.eyebrow) {
    font-family: "Chakra Petch", Arial, sans-serif;
    letter-spacing: 0.015em;
}

@media (max-width: 760px) {
    #canvas-container::before {
        background-size: 2.5rem 2.5rem;
    }

    #canvas-container::after {
        display: none;
    }

    .site-label::before,
    .flight-toolbar::before,
    .system-controls::before {
        display: none;
    }

    .site-label {
        padding-left: 0.55rem;
    }

    .flight-toolbar {
        border-top-width: 1px;
    }

    .system-controls {
        border-left-width: 3px;
    }

    .controls-hint {
        max-width: calc(100vw - 2rem);
        background: var(--obs-panel);
        color: var(--obs-cyan);
    }

    .controls-hint span {
        color: var(--obs-amber);
    }
}

/* Keep the simulation bus inside browser-preview viewports. */
@media (max-width: 1100px) {
    .system-controls {
        right: 1rem !important;
        left: 1rem !important;
        width: auto !important;
        max-width: none;
        box-sizing: border-box;
        transform: none !important;
    }

    .system-controls-header {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto;
        align-items: start;
        gap: 0.65rem 1rem;
    }

    .system-controls-header > div,
    .system-controls-meta,
    .timeline-range,
    .connection-control-row,
    #connection-count {
        min-width: 0;
    }

    .data-source-label,
    .data-pipeline,
    #connection-count {
        overflow-wrap: anywhere;
    }

    .system-controls-meta {
        justify-content: flex-end;
        flex-wrap: wrap;
    }

    .timeline-control-row {
        display: grid;
        grid-template-columns: auto minmax(0, 1fr) auto;
    }

    .connection-control-row {
        grid-template-columns: max-content max-content minmax(0, 1fr);
    }

    #connection-count {
        grid-column: 1 / -1;
        text-align: left;
    }

    .controls-hint {
        display: none;
    }
}

/* The bottom instruction strip collides with the centered bus in embedded browsers. */
@media (max-width: 1700px), (max-height: 780px) {
    .controls-hint {
        display: none;
    }
}

@media (max-width: 700px) {
    .system-controls-header {
        grid-template-columns: minmax(0, 1fr);
    }

    .system-controls-meta {
        justify-content: space-between;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Responsive observatory containment: preserve distinct lanes for the title,
   filters, information panels, and simulation bus inside embedded browsers. */
.utility-nav button,
.intro button,
.flight-toolbar input,
.flight-toolbar select,
.data-source-label,
#simulation-clock,
.dataset-randomizer button,
.timeline-control-row button,
.timeline-control-row select,
.inspect-actions button {
    font-family: "JetBrains Mono", Consolas, monospace;
}

@media (min-width: 641px) and (max-width: 1000px) {
    .flight-toolbar {
        top: 8.75rem;
    }

    .project-panel,
    .flight-card {
        top: 13.5rem;
    }
}

@media (max-width: 640px) {
    .flight-toolbar {
        top: 9.5rem;
    }
}

@media (max-width: 360px) {
    .timeline-control-row {
        grid-template-columns: minmax(0, 1fr) auto;
    }

    .timeline-control-row > button,
    .speed-control {
        grid-row: 1;
    }

    .timeline-range {
        grid-row: 2;
        grid-column: 1 / -1;
    }
}

@media (max-width: 1000px) and (max-height: 560px) {
    html,
    body {
        height: auto;
        min-height: 100%;
        overflow-x: hidden;
        overflow-y: auto;
    }

    #canvas-container {
        height: 42rem;
        min-height: 42rem;
    }

    #canvas-container.has-side-panel .system-controls {
        display: none;
    }

    .project-panel,
    .flight-card {
        bottom: 1rem;
        max-height: none;
        overflow-y: auto;
        align-content: start;
    }

    .intro {
        align-content: start;
        overflow-x: hidden;
        overflow-y: auto;
        overscroll-behavior: contain;
    }
}

/* Keep the globe clear on phones; playback remains directly available. */
#toggle-mobile-controls { display: none; }
@media (max-width: 640px) {
    #toggle-mobile-controls {
        display: block;
        width: 100%;
        min-height: 44px;
        border: 1px solid #83e6ee;
        background: var(--obs-panel);
        color: inherit;
        font: 600 11px "JetBrains Mono", monospace;
        text-transform: uppercase;
        cursor: pointer;
        margin-bottom: 10px;
    }
    #toggle-mobile-controls:focus-visible { outline: 2px solid #fff; outline-offset: 3px; }
    #canvas-container:not(.controls-expanded) .flight-toolbar,
    #canvas-container:not(.controls-expanded) .system-controls-header,
    #canvas-container:not(.controls-expanded) .connection-control-row { display: none; }
    .controls-expanded .system-controls { max-height: 48%; overflow-y: auto; }
}