@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600;700&family=DM+Sans:wght@400;500;700&display=swap");

:root {
    --bg: #08080a;
    --bg-2: #0d0d10;
    --fg: #e8e3d3;
    --accent: #6ee7b7;
    --accent-dim: rgba(110, 231, 183, .18);
    --dim: #6b6b6b;
    --dimmer: #3a3a3a;
    --error: #f87171;
    --glow: rgba(110, 231, 183, .06);
    --amber: #fbbf24;
}

:root[data-theme="amber"] {
    --accent: #ffb000;
    --accent-dim: rgba(255, 176, 0, .18);
    --glow: rgba(255, 176, 0, .08);
    --amber: #ffb000;
}

:root[data-theme="blue"] {
    --accent: #60a5fa;
    --accent-dim: rgba(96, 165, 250, .18);
    --glow: rgba(96, 165, 250, .08);
}

* {
    box-sizing: border-box;
}

html,
body,
#root {
    height: 100%;
    margin: 0;
}

body {
    background: radial-gradient(ellipse at top, rgba(110, 231, 183, .04), transparent 60%), var(--bg);
    color: var(--fg);
    font-family: "IBM Plex Mono", ui-monospace, Menlo, Consolas, monospace;
    font-size: 14px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    position: relative;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image: repeating-linear-gradient(0deg, rgba(255, 255, 255, .012) 0px, rgba(255, 255, 255, .012) 1px, transparent 1px, transparent 3px);
    z-index: 100;
}

body::after {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background: radial-gradient(ellipse at center, transparent 65%, rgba(0, 0, 0, .35) 100%);
    z-index: 99;
}

a {
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1px dotted var(--accent-dim);
}

a:hover {
    border-bottom-color: var(--accent);
}

.btn:hover,
.btn:focus {
    /* background: transparent;
    color: var(--fg); */
    background: var(--accent);
    color: var(--bg);
    border: 1px solid var(--accent-dim);
    padding: 6px 16px;
    font: inherit;
    font-size: 13px;
    cursor: pointer;
    border-radius: 0;
    transition: all .15s;
}


button {
    background: transparent;
    color: var(--fg);
    border: 1px solid var(--accent-dim);
    padding: 6px 16px;
    font: inherit;
    font-size: 13px;
    cursor: pointer;
    border-radius: 0;
    transition: all .15s;
}

button:hover {
    background: #6ee7b70f;
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: 0 0 12px var(--glow);
}

button:disabled {
    opacity: .4;
    cursor: not-allowed;
    box-shadow: none;
}

button.primary {
    border-color: var(--accent);
    color: var(--accent);
}

button.primary:hover {
    background: var(--accent);
    color: var(--bg);
}

button.danger {
    border-color: var(--error);
    color: var(--error);
}

button.danger:hover {
    background: #f871711a;
    box-shadow: 0 0 12px #f871711a;
}

input {
    background: #ffffff05;
    color: var(--fg);
    border: 1px solid var(--dimmer);
    padding: 5px 10px;
    font: inherit;
    outline: none;
    border-radius: 0;
}

input:focus {
    border-color: var(--accent);
    background: #ffffff0a;
}

input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

input[type=number] {
    -moz-appearance: textfield;
    appearance: textfield;
}

.app-shell {
    max-width: 78ch;
    margin: 32px auto 64px;
    padding: 0 16px;
    position: relative;
    z-index: 2;
}

/* --- celebration banner --- */
.celebration-banner {
    position: relative;
    background: #100800;
    padding: 4px 0;
    margin-bottom: 8px;
    font-family: monospace;
}

.celebration-link {
    display: block;
    text-decoration: none;
    color: #ffd700;
    text-align: center;
}

.celebration-art {
    margin: 0;
    line-height: 1.15;
    color: #ffd700;
    text-shadow: 0 0 4px rgba(255, 215, 0, .45);
    white-space: pre;
    font-size: clamp(8px, 2.1vw, 14px);
    overflow: hidden;
}

.celebration-headline {
    color: #ffec80;
    font-weight: bold;
    letter-spacing: 1px;
}

.celebration-star {
    display: inline-block;
    color: #ffec80;
    animation: celebration-blink .8s steps(2, end) infinite;
}

.celebration-link:hover .celebration-art {
    text-shadow: 0 0 8px rgba(255, 215, 0, .85);
}

.celebration-close {
    position: absolute;
    top: 4px;
    right: 6px;
    background: transparent;
    color: #ffd700;
    border: 1px solid #6a4a00;
    padding: 0 6px;
    font-family: monospace;
    font-size: 14px;
    cursor: pointer;
    line-height: 1.2;
}

.celebration-close:hover {
    background: #2a1c00;
}

@keyframes celebration-blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

/* --- header / nav --- */
.app-header pre {
    margin: 0;
    color: var(--accent);
    line-height: 1.2;
    max-width: 100%;
    overflow-x: auto;
    overflow-y: hidden;
}

.app-header .tagline {
    color: var(--dim);
    font-size: 12px;
    letter-spacing: .05em;
    margin: 6px 0 0 4px;
}

.tagline {
    color: var(--dim);
    font-size: 12px;
}

.identity-bar {
    font-size: 12px;
    color: var(--dim);
    margin-top: 4px;
}

.identity-bar strong {
    color: var(--accent);
}

.nav {
    margin: 12px 0 4px;
    display: flex;
    flex-wrap: wrap;
    gap: 2px;
    align-items: center;
}

.nav a,
.nav button {
    border-bottom: none;
    color: var(--fg);
    opacity: .55;
    transition: all .15s;
    padding: 4px 10px;
    font-size: 13px;
    border: 1px solid transparent;
    background: none;
    box-shadow: none;
}

.nav a:hover,
.nav button:hover {
    opacity: 1;
    color: var(--accent);
    border-color: var(--accent-dim);
    background: #6ee7b70a;
}

.nav a.active {
    opacity: 1;
    color: var(--accent);
    border-color: var(--accent);
    background: #6ee7b70f;
}

.nav .sep {
    color: var(--dimmer);
    padding: 0 4px;
}

.nav .external {
    color: var(--dim);
    font-size: 12px;
}

.nav .external:hover {
    color: var(--accent);
}

main {
    margin-top: 4px;
}

/* --- panels --- */
.panel {
    margin: 16px 0;
    border: 1px solid var(--accent-dim);
    background: #6ee7b703;
    position: relative;
    animation: panel-in .4s ease-out;
}

@keyframes panel-in {
    0% {
        opacity: 0;
        transform: translateY(6px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.panel::before,
.panel::after {
    content: "+";
    position: absolute;
    color: var(--accent);
    font-size: 10px;
    opacity: .3;
    line-height: 1;
}

.panel::before {
    top: -6px;
    left: -1px;
}

.panel::after {
    bottom: -6px;
    right: -1px;
}

.panel-title {
    font-size: 11px;
    letter-spacing: 3px;
    color: var(--accent);
    padding: 8px 16px;
    border-bottom: 1px solid var(--accent-dim);
    background: #6ee7b708;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 0;
    text-transform: uppercase;
}

.panel-title .status {
    font-size: 10px;
    color: var(--dim);
    letter-spacing: 1px;
}

.panel-body {
    padding: 16px;
}

.panel pre {
    margin: 0;
}

/* --- stat grid --- */
.stat-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    margin: 4px 0;
}

.stat-cell {
    background: var(--bg-2);
    padding: 10px 14px;
}

.stat-cell.full {
    grid-column: 1 / -1;
}

.stat-label {
    font-size: 10px;
    letter-spacing: 2px;
    color: var(--dim);
    text-transform: uppercase;
}

.stat-value {
    font-size: 18px;
    font-weight: 600;
    color: var(--fg);
    margin-top: 2px;
}

.stat-value.highlight {
    color: var(--accent);
}

.stat-value .unit {
    font-size: 10px;
    color: var(--dim);
    font-weight: 400;
    margin-left: 4px;
}

/* ----- */
.stat-grid.cols-3 {
    grid-template-columns: 1fr 1fr 1fr;
}

.stat-cell {
    background: var(--bg-2);
    padding: 10px 14px;
}

.stat-cell.full {
    grid-column: 1 / -1;
}

.stat-label {
    font-size: 10px;
    letter-spacing: 2px;
    color: var(--dim);
    text-transform: uppercase;
}

.stat-value {
    font-size: 18px;
    font-weight: 600;
    color: var(--fg);
    margin-top: 2px;
    transition: color 0.3s;
}

.stat-value.accent {
    color: var(--accent);
}

.stat-value.amber {
    color: var(--amber);
}


.about-copy {
    font-size: 13px;
    line-height: 1.7;
    color: var(--dim);
}

.about-copy p {
    margin: 0 0 12px;
}

.about-copy p:last-child {
    margin-bottom: 0;
    color: var(--dimmer);
}

.footnote {
    margin-top: 12px;
    font-size: 12px;
    color: var(--dim);
}

@media (max-width: 640px) {
    .app-shell {
        margin: 16px auto 48px;
        padding: 0 12px;
    }

    .app-header pre {
        font-size: 8.5px;
        line-height: 1.15;
    }

    .app-header .tagline {
        font-size: 11px;
    }

    .nav {
        gap: 1px;
    }

    .nav a,
    .nav button {
        padding: 4px 7px;
        font-size: 12px;
    }

    .panel-title {
        padding: 6px 12px;
        letter-spacing: 2px;
    }

    .panel-body {
        padding: 12px;
    }

    .stat-value {
        font-size: 16px;
    }
}

/* --- auth / forms --- */
.error {
    color: var(--error);
}

.locked-notice {
    text-align: center;
    padding: 24px 16px;
}

.locked-notice p {
    color: var(--dim);
    margin: 0 0 14px;
}

form .mine-grid input {
    margin-top: 2px;
    margin-bottom: 6px;
}

/* Progress bar */
.progress-track {
    height: 4px;
    background: var(--dimmer);
    margin: 8px 0;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--accent);
    transition: width 1s ease;
}

/* Flash animation */
.flash {
    animation: flash-anim 0.6s ease;
}

@keyframes flash-anim {
    0% {
        color: #fff;
    }

    100% {}
}

/* Status dot */
.pulse {
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    margin-right: 4px;
    box-shadow: 0 0 6px var(--accent);
    animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {

    0%,
    100% {
        box-shadow: 0 0 4px var(--accent);
    }

    50% {
        box-shadow: 0 0 12px var(--accent);
    }
}

/* Footer */
.footer {
    margin-top: 40px;
    padding-top: 16px;
    border-top: 1px solid var(--dimmer);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: var(--dim);
}

/* Stagger animations */
.d1 {
    animation-delay: 0ms;
}

.d2 {
    animation-delay: 80ms;
}

.d3 {
    animation-delay: 160ms;
}

.d4 {
    animation-delay: 240ms;
}