/* ---------------------------------------------------------
   Design tokens
--------------------------------------------------------- */
:root {
    --bg-void: #0a0d0e;
    --bg-panel: #12181a;
    --bg-panel-raised: #161d1f;
    --line: rgba(255, 255, 255, 0.08);
    --line-strong: rgba(255, 255, 255, 0.16);
    --text-primary: #dce4e3;
    --text-muted: #6e7b7a;
    --accent: #3ecf8e;
    --accent-dim: #2a8f63;
    --accent-warn: #e8a33d;

    --mono: ui-monospace, "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

    --radius: 3px;
}

* { box-sizing: border-box; }

html { color-scheme: dark; }

body {
    margin: 0;
    background: var(--bg-void);
    background-image:
        linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px);
    background-size: 32px 32px;
    color: var(--text-primary);
    font-family: var(--sans);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

.wrap {
    max-width: 980px;
    margin: 0 auto;
    padding: 0 24px;
}

.dim { color: var(--text-muted); }

a { color: var(--accent); }

button {
    font-family: inherit;
    cursor: pointer;
}

:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

/* ---------------------------------------------------------
   Topbar
--------------------------------------------------------- */
.topbar {
    border-bottom: 1px solid var(--line);
    padding: 16px 0;
}

.topbar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    font-family: var(--mono);
    font-size: 14px;
    letter-spacing: 0.02em;
}

.brand-name { color: var(--text-primary); }

.status-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.08em;
    color: var(--accent);
    border: 1px solid var(--accent-dim);
    border-radius: 999px;
    padding: 4px 12px;
}

.status-pill .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 6px 1px var(--accent);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.35; }
}

/* ---------------------------------------------------------
   Lede
--------------------------------------------------------- */
.lede {
    padding: 56px 0 32px;
    max-width: 640px;
}

.eyebrow {
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.06em;
    color: var(--accent);
    margin: 0 0 16px;
}

.lede h1 {
    font-size: clamp(28px, 4vw, 40px);
    line-height: 1.15;
    margin: 0 0 16px;
    letter-spacing: -0.01em;
}

.lede-text {
    color: var(--text-muted);
    font-size: 15px;
    margin: 0;
}

/* ---------------------------------------------------------
   Console (main tool)
--------------------------------------------------------- */
.console {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin: 24px 0 40px;
}

@media (max-width: 760px) {
    .console { grid-template-columns: 1fr; }
}

.console-panel {
    background: var(--bg-panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 20px;
}

.panel-label {
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin: 0 0 20px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
}

.panel-label-dim {
    color: var(--accent-dim);
}

.field { margin-bottom: 18px; }
.field:last-child { margin-bottom: 0; }

.field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.field-row-inline {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

label {
    display: flex;
    justify-content: space-between;
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 8px;
}

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

textarea, select {
    width: 100%;
    background: var(--bg-void);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-family: var(--sans);
    font-size: 14px;
    padding: 10px 12px;
    resize: vertical;
}

textarea:focus, select:focus {
    border-color: var(--accent-dim);
}

input[type="range"] {
    width: 100%;
    accent-color: var(--accent);
}

input[type="color"] {
    width: 100%;
    height: 38px;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    background: var(--bg-void);
    padding: 3px;
}

input[type="file"] {
    color: var(--text-muted);
    font-size: 13px;
    max-width: 100%;
}

/* ---------------------------------------------------------
   Output / screen
--------------------------------------------------------- */
.screen {
    position: relative;
    background: #ffffff;
    border-radius: var(--radius);
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.screen-glow {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: repeating-linear-gradient(
        0deg,
        rgba(0,0,0,0.035) 0px,
        rgba(0,0,0,0.035) 1px,
        transparent 1px,
        transparent 3px
    );
    mix-blend-mode: multiply;
}

.qr-mount {
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 100%;
    max-height: 100%;
}

.qr-mount svg, .qr-mount canvas {
    max-width: 100%;
    height: auto !important;
}

.readout {
    font-family: var(--mono);
    font-size: 12px;
    color: var(--accent);
    margin: 14px 0 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.actions {
    display: flex;
    gap: 10px;
    margin-top: 16px;
    flex-wrap: wrap;
}

/* ---------------------------------------------------------
   Buttons
--------------------------------------------------------- */
.btn-primary, .btn-ghost {
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.04em;
    border-radius: var(--radius);
    padding: 10px 16px;
    border: 1px solid transparent;
    transition: filter 0.15s ease;
}

.btn-primary {
    background: var(--accent);
    color: #06120c;
    font-weight: 600;
}

.btn-primary:hover { filter: brightness(1.1); }

.btn-ghost {
    background: transparent;
    border-color: var(--line-strong);
    color: var(--text-primary);
}

.btn-ghost:hover { border-color: var(--accent-dim); color: var(--accent); }

.hidden { display: none !important; }

/* ---------------------------------------------------------
   Stats
--------------------------------------------------------- */
.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: 28px 0;
    margin-bottom: 40px;
}

@media (max-width: 560px) {
    .stats { grid-template-columns: 1fr; text-align: center; }
}

.stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-value {
    font-family: var(--mono);
    font-size: 28px;
    color: var(--accent);
}

.stat-label {
    font-size: 13px;
    color: var(--text-muted);
}

/* ---------------------------------------------------------
   Footer
--------------------------------------------------------- */
.footer {
    border-top: 1px solid var(--line);
    padding: 28px 0 48px;
}

.footer-inner p {
    margin: 0 0 6px;
    font-size: 13px;
}