:root {
    --orbit-bg: #050a12;
    --orbit-panel: rgba(6, 13, 24, 0.94);
    --orbit-panel-solid: #080f1b;
    --orbit-text: #f4f8ff;
    --orbit-muted: #a8b5ca;
    --orbit-soft: #6f809a;
    --orbit-blue: #4f8cff;
    --orbit-cyan: #4de4ff;
    --orbit-orange: #ff9b55;
    --orbit-border: rgba(130, 175, 255, 0.24);
    --font-body: "Space Grotesk", sans-serif;
    --font-mono: "IBM Plex Mono", monospace;
}

body.theme-matrix {
    --orbit-bg: #020504;
    --orbit-panel: rgba(2, 8, 5, 0.95);
    --orbit-panel-solid: #040a07;
    --orbit-text: #eafff3;
    --orbit-muted: #9bc6ad;
    --orbit-soft: #5f8d72;
    --orbit-blue: #00c96b;
    --orbit-cyan: #00ff88;
    --orbit-orange: #f4e55b;
    --orbit-border: rgba(0, 255, 136, 0.24);
}

* { box-sizing: border-box; }

html,
body {
    width: 100%;
    height: 100%;
    margin: 0;
    overflow: hidden;
}

body {
    background: var(--orbit-bg);
    color: var(--orbit-text);
    font-family: var(--font-body);
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
}

a,
button { cursor: pointer; }

@media (hover: hover) and (pointer: fine) {
    body,
    a,
    button,
    canvas { cursor: none; }
}

.skip-link {
    position: fixed;
    top: -60px;
    left: 16px;
    z-index: 1000;
    padding: 10px 14px;
    border-radius: 4px;
    background: var(--orbit-cyan);
    color: var(--orbit-bg);
    text-decoration: none;
}

.skip-link:focus { top: 12px; }

.cursor,
.cursor-ring {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 2000;
    pointer-events: none;
    opacity: 0;
    transform: translate(-50%, -50%);
}

.cursor {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--orbit-cyan);
    box-shadow: 0 0 14px rgba(77, 228, 255, 0.8);
}

.cursor-ring {
    width: 30px;
    height: 30px;
    border: 1px solid rgba(77, 228, 255, 0.58);
    border-radius: 50%;
    transition: width 0.15s ease, height 0.15s ease, border-color 0.15s ease;
}

.cursor-ring.active {
    width: 42px;
    height: 42px;
    border-color: var(--orbit-orange);
}

.orbit-header {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 30;
    height: 68px;
    padding: 0 34px;
    display: grid;
    grid-template-columns: auto 1fr auto auto;
    align-items: center;
    gap: 34px;
    background: rgba(5, 10, 18, 0.82);
    border-bottom: 1px solid var(--orbit-border);
    backdrop-filter: blur(18px);
}

.orbit-brand {
    color: var(--orbit-cyan);
    font-family: var(--font-mono);
    font-size: 21px;
    font-weight: 700;
    text-decoration: none;
}

.orbit-header-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    color: var(--orbit-muted);
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.system-state {
    display: flex;
    align-items: center;
    gap: 7px;
}

.system-state i {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #43e59c;
    box-shadow: 0 0 10px rgba(67, 229, 156, 0.8);
}

.orbit-header nav {
    display: flex;
    gap: 22px;
}

.orbit-header nav a {
    color: var(--orbit-muted);
    font-family: var(--font-mono);
    font-size: 12px;
    text-decoration: none;
}

.orbit-header nav a:hover,
.orbit-header nav a:focus-visible { color: var(--orbit-cyan); }

.orbit-theme {
    min-width: 82px;
    min-height: 34px;
    padding: 7px 10px;
    border: 1px solid var(--orbit-border);
    border-radius: 999px;
    background: rgba(7, 15, 27, 0.74);
    color: var(--orbit-muted);
    font-family: var(--font-mono);
    font-size: 11px;
}

.orbit-theme:hover,
.orbit-theme:focus-visible { color: var(--orbit-cyan); border-color: var(--orbit-cyan); }

.career-stage {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
    isolation: isolate;
}

.canvas-shell,
.canvas-shell canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    display: block;
}

.scene-vignette {
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    background:
        linear-gradient(90deg, rgba(5, 10, 18, 0.84) 0%, transparent 32%, transparent 70%, rgba(5, 10, 18, 0.32) 100%),
        linear-gradient(180deg, rgba(5, 10, 18, 0.28), transparent 28%, transparent 70%, rgba(5, 10, 18, 0.64));
}

.world-label-layer {
    position: absolute;
    inset: 0;
    z-index: 4;
    pointer-events: none;
}

.world-label {
    position: absolute;
    min-width: max-content;
    padding: 5px 8px;
    border: 1px solid rgba(255, 255, 255, 0.26);
    border-radius: 4px;
    background: rgba(4, 9, 17, 0.78);
    box-shadow: 0 0 18px color-mix(in srgb, var(--world-color) 35%, transparent);
    color: #ffffff;
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.06em;
    line-height: 1;
    text-transform: uppercase;
    transform: translate(-50%, -50%);
    transition: opacity 0.18s ease;
}

.world-label::before {
    content: "";
    display: inline-block;
    width: 6px;
    height: 6px;
    margin-right: 6px;
    border-radius: 50%;
    background: var(--world-color);
    box-shadow: 0 0 8px var(--world-color);
}

.world-label.sun-label {
    color: #fff5d6;
    --world-color: #ff9d2e;
}

body.focused .world-label-layer { opacity: 0; }

.orbit-title {
    position: absolute;
    z-index: 4;
    top: 118px;
    left: 5vw;
    width: min(430px, 38vw);
    transition: opacity 0.45s ease, transform 0.65s ease;
}

.orbit-title p,
.dock-label,
.panel-kicker {
    margin: 0;
    color: var(--orbit-cyan);
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.orbit-title h1 {
    margin: 12px 0 14px;
    font-size: clamp(48px, 6vw, 86px);
    line-height: 0.94;
    letter-spacing: 0;
}

.orbit-title span {
    display: block;
    max-width: 390px;
    color: var(--orbit-muted);
    font-size: 16px;
    line-height: 1.6;
}

.timeline-dock {
    position: absolute;
    z-index: 5;
    left: 5vw;
    bottom: 32px;
    width: 248px;
    transition: opacity 0.35s ease, transform 0.55s ease;
}

.timeline-list {
    position: relative;
    display: grid;
    grid-template-columns: 1fr;
    gap: 2px;
    margin-top: 8px;
    padding-left: 28px;
}

.timeline-list::before {
    content: "";
    position: absolute;
    top: 18px;
    bottom: 18px;
    left: 8px;
    width: 1px;
    background: linear-gradient(180deg, var(--orbit-orange), var(--orbit-cyan) 54%, #b878df);
    box-shadow: 0 0 12px rgba(77, 228, 255, 0.2);
}

.timeline-button {
    --checkpoint-color: var(--orbit-cyan);
    position: relative;
    min-height: 45px;
    padding: 5px 10px;
    border: 0;
    border-radius: 4px;
    background: rgba(7, 15, 27, 0.46);
    color: var(--orbit-text);
    text-align: left;
    transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.timeline-button::before {
    content: "";
    position: absolute;
    top: 50%;
    left: -25px;
    width: 9px;
    height: 9px;
    border: 2px solid var(--checkpoint-color);
    border-radius: 50%;
    background: var(--orbit-bg);
    box-shadow: 0 0 0 3px rgba(5, 10, 18, 0.86);
    transform: translateY(-50%);
    transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.timeline-button::after {
    content: "";
    position: absolute;
    top: 50%;
    left: -16px;
    width: 12px;
    height: 1px;
    background: color-mix(in srgb, var(--checkpoint-color) 55%, transparent);
}

.timeline-button[data-career-key="bits"] { --checkpoint-color: #f2b134; }
.timeline-button[data-career-key="paypal"] { --checkpoint-color: #70bfff; }
.timeline-button[data-career-key="aidash"] { --checkpoint-color: #2f80ed; }
.timeline-button[data-career-key="sainapse"] { --checkpoint-color: #58dfc7; }
.timeline-button[data-career-key="nyu"] { --checkpoint-color: #b878df; }
.timeline-button[data-career-key="gemss"] { --checkpoint-color: #d8c3ef; }

.timeline-button:hover,
.timeline-button:focus-visible,
.timeline-button.active {
    background: color-mix(in srgb, var(--checkpoint-color) 13%, rgba(7, 15, 27, 0.72));
    color: var(--checkpoint-color);
    transform: translateX(3px);
}

.timeline-button:hover::before,
.timeline-button:focus-visible::before,
.timeline-button.active::before {
    background: var(--checkpoint-color);
    box-shadow: 0 0 14px var(--checkpoint-color);
    transform: translateY(-50%) scale(1.12);
}

.timeline-button span {
    display: block;
    margin-bottom: 2px;
    color: var(--orbit-soft);
    font-family: var(--font-mono);
    font-size: 8px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.timeline-button strong {
    font-size: 12px;
    font-weight: 600;
}

.scene-readout {
    position: absolute;
    z-index: 4;
    right: 34px;
    bottom: 36px;
    padding-left: 16px;
    border-left: 2px solid var(--orbit-cyan);
    text-align: right;
    transition: opacity 0.35s ease;
}

.scene-readout span {
    display: block;
    margin-bottom: 5px;
    color: var(--orbit-soft);
    font-family: var(--font-mono);
    font-size: 10px;
    text-transform: uppercase;
}

.scene-readout strong { font-size: 14px; }

.loading-state {
    position: absolute;
    z-index: 8;
    inset: 0;
    display: grid;
    place-items: center;
    background: var(--orbit-bg);
    color: var(--orbit-cyan);
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    transition: opacity 0.45s ease, visibility 0.45s ease;
}

.loading-state.ready {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.orbit-arrival {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: none;
    place-items: center;
    overflow: hidden;
    pointer-events: none;
    background:
        radial-gradient(circle at 50% 46%, color-mix(in srgb, var(--arrival-primary) 42%, #050a12) 0, color-mix(in srgb, var(--arrival-primary) 18%, #050a12) 34%, #050a12 76%),
        #050a12;
}

body.orbit-arriving .orbit-arrival {
    display: grid;
}

body.orbit-arriving.orbit-scene-ready .orbit-arrival {
    animation: orbit-arrival-clear 0.72s 0.06s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

body.orbit-arriving.orbit-scene-ready .orbit-arrival strong {
    animation: orbit-arrival-label 0.42s ease forwards;
}

.orbit-arrival strong {
    position: relative;
    color: #fff;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    opacity: 0.72;
}

@keyframes orbit-arrival-label {
    to { opacity: 0; transform: translateY(-5px); }
}

@keyframes orbit-arrival-clear {
    0% { opacity: 1; }
    100% { opacity: 0; visibility: hidden; }
}

.career-panel {
    position: absolute;
    z-index: 20;
    top: 92px;
    right: 32px;
    bottom: 32px;
    width: min(520px, 44vw);
    display: flex;
    flex-direction: column;
    background: var(--orbit-panel);
    border: 1px solid var(--orbit-border);
    box-shadow: 0 24px 90px rgba(0, 0, 0, 0.52);
    backdrop-filter: blur(22px);
    opacity: 0;
    visibility: hidden;
    transform: translateX(calc(100% + 50px));
    transition: opacity 0.35s ease, visibility 0.35s ease, transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}

.career-panel.open {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

.panel-command-bar {
    min-height: 52px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--orbit-border);
}

.panel-command-bar button {
    min-height: 51px;
    border: 0;
    background: transparent;
    color: var(--orbit-muted);
    font-family: var(--font-mono);
}

.back-command { padding: 0 20px; }
.close-command { width: 52px; border-left: 1px solid var(--orbit-border) !important; font-size: 24px; }
.panel-command-bar button:hover { color: var(--orbit-cyan); background: rgba(77, 228, 255, 0.06); }

.panel-scroll {
    overflow-y: auto;
    padding: 34px 36px 40px;
    scrollbar-color: var(--orbit-blue) transparent;
}

.career-panel h2 {
    margin: 10px 0 8px;
    font-size: clamp(38px, 4vw, 58px);
    line-height: 0.98;
    letter-spacing: 0;
}

.panel-role {
    margin: 0 0 24px;
    color: var(--orbit-orange);
    font-family: var(--font-mono);
    font-size: 12px;
    line-height: 1.6;
    text-transform: uppercase;
}

.panel-summary {
    margin: 0;
    color: var(--orbit-muted);
    font-size: 16px;
    line-height: 1.72;
}

.panel-metrics {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 28px;
    border-top: 1px solid var(--orbit-border);
    border-left: 1px solid var(--orbit-border);
}

.panel-metric {
    min-height: 90px;
    padding: 14px;
    border-right: 1px solid var(--orbit-border);
    border-bottom: 1px solid var(--orbit-border);
}

.panel-metric strong {
    display: block;
    margin-bottom: 5px;
    color: var(--orbit-cyan);
    font-family: var(--font-mono);
    font-size: 22px;
}

.panel-metric span { color: var(--orbit-muted); font-size: 12px; line-height: 1.45; }

.panel-section {
    margin-top: 32px;
    padding-top: 20px;
    border-top: 1px solid var(--orbit-border);
}

.panel-section h3 {
    margin: 0 0 16px;
    color: var(--orbit-text);
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.panel-section ul { margin: 0; padding-left: 18px; }
.panel-section li { padding-left: 4px; color: var(--orbit-muted); font-size: 14px; line-height: 1.65; }
.panel-section li + li { margin-top: 10px; }

.panel-stack { display: flex; flex-wrap: wrap; gap: 7px; }
.panel-stack span {
    padding: 6px 9px;
    border: 1px solid var(--orbit-border);
    border-radius: 999px;
    color: var(--orbit-muted);
    font-family: var(--font-mono);
    font-size: 10px;
}

body.focused .orbit-title,
body.focused .timeline-dock {
    opacity: 0;
    pointer-events: none;
    transform: translateX(-30px);
}

body.focused .scene-readout { opacity: 0; }

.fallback-system {
    position: absolute;
    z-index: 7;
    left: 50%;
    bottom: 20px;
    transform: translateX(-50%);
    padding: 10px 14px;
    border: 1px solid var(--orbit-border);
    background: var(--orbit-panel-solid);
    color: var(--orbit-muted);
    font-size: 13px;
}

:focus-visible { outline: 2px solid var(--orbit-cyan); outline-offset: 3px; }

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

@media (max-width: 760px) {
    .orbit-header {
        height: 62px;
        padding: 0 16px;
        grid-template-columns: auto 1fr auto;
        gap: 16px;
    }

    .orbit-header-meta { justify-self: end; }
    .orbit-header-meta > span:first-child,
    .orbit-header nav { display: none; }

    .orbit-theme { min-width: 72px; }

    .orbit-title {
        top: 92px;
        left: 18px;
        width: calc(100% - 36px);
    }

    .orbit-title h1 { font-size: 48px; }
    .orbit-title span { max-width: 330px; font-size: 14px; }

    .timeline-dock {
        left: 16px;
        bottom: 12px;
        width: 188px;
        padding: 0;
    }

    .timeline-list {
        display: grid;
        padding-left: 25px;
    }

    .timeline-list::before { left: 7px; }
    .timeline-button { min-height: 38px; padding: 3px 8px; }
    .timeline-button::before { left: -22px; width: 8px; height: 8px; }
    .timeline-button::after { left: -14px; width: 10px; }
    .timeline-button strong { font-size: 11px; }
    .scene-readout { display: none; }

    .career-panel {
        top: auto;
        right: 0;
        bottom: 0;
        left: 0;
        width: 100%;
        height: 64vh;
        border-right: 0;
        border-bottom: 0;
        border-left: 0;
        transform: translateY(100%);
    }

    .career-panel.open { transform: translateY(0); }
    .panel-scroll { padding: 26px 20px 34px; }
    .career-panel h2 { font-size: 39px; }
    .panel-summary { font-size: 15px; }
    .panel-command-bar { flex: 0 0 52px; }
    .scene-vignette { background: linear-gradient(180deg, rgba(5, 10, 18, 0.35), transparent 40%, rgba(5, 10, 18, 0.56)); }
    .world-label { padding: 4px 6px; font-size: 8px; }
}