/* Shrub Cast sender, in the media console's design system at its desktop (keyboard and mouse) scale.
   Tokens are copied from config/console-ui/src/styles/tokens.css; keep the two in step. No build, no runtime deps. */
@font-face {
  font-family: "Lexend";
  src: url("./fonts/Lexend.ttf") format("truetype");
  font-weight: 200 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "JetBrains Mono";
  src: url("./fonts/JetBrainsMono.ttf") format("truetype");
  font-weight: 400 600;
  font-style: normal;
  font-display: swap;
}

:root {
  color-scheme: dark;
  /* colour: ink, paper, glass (console-ui tokens.css) */
  --ink-0: #06070a;
  --paper: #f4f1ea;
  --glass-1: rgba(255, 255, 255, 0.06);
  --glass-2: rgba(255, 255, 255, 0.10);
  --glass-3: rgba(255, 255, 255, 0.16);
  --glass-stroke: rgba(255, 255, 255, 0.12);
  --glass-stroke-strong: rgba(255, 255, 255, 0.22);
  --glass-pane: rgba(255, 255, 255, 0.055);
  --bg-ambient: #030405;
  --glow-moss: rgba(138, 176, 110, 0.22);
  --glow-sea: rgba(80, 150, 180, 0.20);
  --glow-violet: rgba(150, 110, 190, 0.12);
  --moss-300: #c8ddb0;
  --moss-ink: #14200e;
  --success: #74d69e;
  --warning: #f4c65a;
  --danger: #ff7d6e;
  --info: #82c6ff;
  --text-primary: rgba(244, 241, 234, 0.94);
  --text-secondary: rgba(244, 241, 234, 0.68);
  --text-tertiary: rgba(244, 241, 234, 0.50);
  --text-on-focus: #111318;
  --text-on-accent: #14200e;
  --accent: #8ab06e;
  --focus-fill: rgba(244, 241, 234, 0.94);
  --focus-ring: rgba(244, 241, 234, 0.96);
  /* type: Lexend for the UI, JetBrains Mono for addresses; the design system's desktop scale */
  --font-ui: "Lexend", "Lexend Deca", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --text-desktop-title: 20px;
  --text-desktop-body: 15px;
  --text-desktop-label: 14px;
  --text-desktop-caption: 13px;
  --weight-light: 300;
  --weight-regular: 400;
  --weight-medium: 500;
  --leading-snug: 1.2;
  --leading-body: 1.4;
  --tracking-display: -0.02em;
  --tracking-caps: 0.08em;
  /* space, radius */
  --space-1: 4px; --space-2: 8px; --space-3: 12px; --space-4: 16px; --space-5: 24px; --space-6: 32px; --space-7: 48px;
  --radius-sm: 14px; --radius-md: 20px; --radius-xl: 36px; --radius-pill: 999px;
  /* effects */
  --shadow-2: 0 12px 32px rgba(0, 0, 0, 0.45);
  --glass-edge: inset 0 1px 0 rgba(255, 255, 255, 0.30), inset 0 -1px 0 rgba(0, 0, 0, 0.28), inset 0 0 0 1px rgba(255, 255, 255, 0.10), inset 0 0 36px rgba(255, 255, 255, 0.06);
  --blur-panel: 24px;
  --glass-saturate: 120%;
  /* motion */
  --ease-out: cubic-bezier(0.2, 0.8, 0.2, 1);
  --ease-focus: cubic-bezier(0.3, 1.35, 0.6, 1);
  --dur-fast: 140ms;
  --dur-base: 220ms;
  /* the sender's control height: the desktop pill raised to a comfortable 44px pointer/touch target */
  --control-h: 44px;

  font-family: var(--font-ui);
  font-synthesis: none;
  color: var(--text-primary);
  background-color: var(--bg-ambient);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { min-height: 100%; }
/* The console's ambient: three soft glows over near-black. */
body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background-color: var(--bg-ambient);
  background-image:
    radial-gradient(60rem 40rem at 0% 0%, var(--glow-moss), transparent 70%),
    radial-gradient(50rem 40rem at 100% 100%, var(--glow-sea), transparent 70%),
    radial-gradient(40rem 30rem at 90% 20%, var(--glow-violet), transparent 70%);
  background-attachment: fixed;
}
button, input { font: inherit; color: inherit; }
button, input, summary { -webkit-tap-highlight-color: transparent; touch-action: manipulation; }
button, summary { cursor: pointer; }
svg { flex-shrink: 0; }
p { margin: 0; line-height: var(--leading-body); text-wrap: pretty; }
h1, h2, h3 { text-wrap: balance; }
:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 3px; }
.skip-link { position: fixed; top: var(--space-3); left: var(--space-3); z-index: 2; padding: var(--space-3) var(--space-4); border-radius: var(--radius-pill); color: var(--text-on-focus); background: var(--focus-fill); font-weight: var(--weight-medium); transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }

.app-shell { width: min(100% - 48px, 600px); margin: 0 auto; padding: max(40px, env(safe-area-inset-top)) 0 max(40px, env(safe-area-inset-bottom)); }
.app-header { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); margin-bottom: var(--space-6); padding: 0 var(--space-1); }
.brand { display: inline-flex; align-items: center; gap: var(--space-3); white-space: nowrap; font-size: var(--text-desktop-title); font-weight: var(--weight-medium); }
.brand svg { color: var(--accent); }
/* SectionLabel: caps, tracked, tertiary. */
.network-note { color: var(--text-tertiary); white-space: nowrap; font-size: var(--text-desktop-caption); font-weight: var(--weight-medium); letter-spacing: var(--tracking-caps); text-transform: uppercase; }
.workspace { outline: none; }
.workspace:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 8px; border-radius: var(--radius-xl); }

/* Glass pane: the frosted page pane of Settings (glass-pane tint, glass edge, shadow-2, radius 36). */
.cast-panel {
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  background-color: var(--glass-pane);
  box-shadow: var(--glass-edge), var(--shadow-2);
  -webkit-backdrop-filter: blur(var(--blur-panel)) saturate(var(--glass-saturate));
  backdrop-filter: blur(var(--blur-panel)) saturate(var(--glass-saturate));
}
.panel-intro { margin-bottom: var(--space-6); }
/* The Hero title's light display weight, at desktop size. */
h1 { margin: 0 0 var(--space-2); font-size: 34px; font-weight: var(--weight-light); letter-spacing: var(--tracking-display); line-height: var(--leading-snug); }
.panel-intro p { color: var(--text-secondary); font-size: var(--text-desktop-body); }
label { font-size: var(--text-desktop-label); font-weight: var(--weight-medium); }
.connect-row { display: flex; gap: var(--space-2); margin-top: var(--space-2); }
input[type="text"] {
  min-width: 0; width: 100%; height: var(--control-h); padding: 0 var(--space-4);
  border: 0; border-radius: var(--radius-pill);
  color: var(--text-primary); background-color: var(--glass-1); box-shadow: inset 0 0 0 1px var(--glass-stroke);
  font-family: var(--font-mono); font-size: var(--text-desktop-body); font-variant-numeric: tabular-nums;
  transition: box-shadow var(--dur-fast) var(--ease-out), background-color var(--dur-fast) var(--ease-out);
}
input[type="text"]::placeholder { color: var(--text-tertiary); opacity: 1; }
input[type="text"]:hover:not(:disabled) { background-color: var(--glass-2); box-shadow: inset 0 0 0 1px var(--glass-stroke-strong); }
input[type="text"]:focus-visible { outline-offset: 2px; }
input[aria-invalid="true"] { box-shadow: inset 0 0 0 1px var(--danger); }
input:disabled { color: var(--text-tertiary); }
.field-help { color: var(--text-secondary); font-size: var(--text-desktop-caption); font-weight: var(--weight-regular); line-height: var(--leading-body); }
#address-help { margin-top: var(--space-2); padding-left: var(--space-4); }
.field-error { margin-top: var(--space-2); padding-left: var(--space-4); color: var(--danger); font-size: var(--text-desktop-caption); }

/* Button, desktop scale: a pill; hover/focus is a lighter glass with a ring, never the TV's paper inversion. */
.button {
  min-height: var(--control-h); padding: 0 var(--space-5);
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  border: 0; border-radius: var(--radius-pill);
  background-color: var(--glass-2); box-shadow: var(--glass-edge); color: var(--text-primary);
  font-size: var(--text-desktop-body); font-weight: var(--weight-medium); line-height: 1.2; white-space: nowrap;
  transition: background-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.button:hover:not(:disabled) { background-color: var(--glass-3); }
.button:active:not(:disabled) { transform: translateY(1px); }
.button:focus-visible { outline-offset: 2px; }
.button:disabled { cursor: default; opacity: 0.38; }
/* primary: the moss accent */
.button-share { width: 100%; background-color: var(--accent); color: var(--text-on-accent); box-shadow: none; }
.button-share:hover:not(:disabled) { background-color: var(--moss-300); }
/* danger: red label at rest, a red fill on hover */
.button-stop { width: 100%; color: var(--danger); }
.button-stop:hover { background-color: var(--danger); color: #1a0806; }

/* Connection status: the InlineMessage "line" form, a toned dot and two lines of text. */
.connection-status { display: flex; align-items: flex-start; gap: var(--space-3); margin: var(--space-5) 0 var(--space-5); min-height: 44px; }
.status-dot { width: 8px; height: 8px; margin-top: 7px; border-radius: 50%; background: var(--text-tertiary); flex-shrink: 0; }
.connection-status[data-tone="ready"] .status-dot,
.connection-status[data-tone="sharing"] .status-dot { background: var(--success); }
.connection-status[data-tone="working"] .status-dot { background: var(--info); }
.connection-status[data-tone="warning"] .status-dot { background: var(--warning); }
.connection-status[data-tone="error"] .status-dot { background: var(--danger); }
.connection-status h2 { font-size: var(--text-desktop-body); font-weight: var(--weight-medium); margin: 0 0 var(--space-1); line-height: var(--leading-body); overflow-wrap: anywhere; }
.connection-status p { font-size: var(--text-desktop-caption); color: var(--text-secondary); overflow-wrap: anywhere; }
.sharing-controls { border-top: 1px solid var(--glass-stroke); padding-top: var(--space-5); }

/* Sound: a ListRow with the console's Switch (glass track off; moss track and dark thumb on). */
.sound-option { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); min-height: 48px; cursor: pointer; }
.sound-copy { min-width: 0; }
.sound-copy strong { display: block; font-size: var(--text-desktop-body); font-weight: var(--weight-medium); margin-bottom: 2px; }
.sound-copy .field-help { display: block; }
.switch { position: relative; width: 44px; height: 26px; flex-shrink: 0; }
.switch input { position: absolute; inset: 0; margin: 0; width: 100%; height: 100%; opacity: 0; z-index: 1; cursor: pointer; }
.switch-track { position: absolute; inset: 0; border-radius: var(--radius-pill); background: var(--glass-3); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08); transition: background-color var(--dur-fast) var(--ease-out); }
.switch-track::after { content: ""; position: absolute; top: 3px; left: 3px; width: 20px; height: 20px; border-radius: 50%; background: var(--paper); box-shadow: 0 2px 6px rgba(0, 0, 0, 0.35); }
.switch input:checked + .switch-track { background: var(--accent); }
.switch input:checked + .switch-track::after { background: var(--moss-ink); transform: translateX(18px); }
.switch input:focus-visible + .switch-track { box-shadow: 0 0 0 3px var(--focus-ring); }
.switch input:disabled { cursor: default; }
.switch input:disabled + .switch-track { opacity: 0.38; }
.action-row { margin-top: var(--space-5); }
#sharing-hint { text-align: center; margin-top: var(--space-3); }

/* Notices: the InlineMessage box, warning tone. */
.notice { padding: var(--space-3) var(--space-4); border-radius: var(--radius-md); background-color: rgba(244, 198, 90, 0.10); box-shadow: inset 0 0 0 1px rgba(244, 198, 90, 0.30); color: var(--text-primary); font-size: var(--text-desktop-caption); line-height: var(--leading-body); overflow-wrap: anywhere; }
#browser-warning { margin: 0 0 var(--space-5); }
#cleanup-warning { margin-top: var(--space-5); }

.preview-panel { padding-top: var(--space-5); }
.preview-heading { display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-3); margin-bottom: var(--space-2); }
.preview-heading h2 { font-size: var(--text-desktop-caption); font-weight: var(--weight-medium); margin: 0; letter-spacing: var(--tracking-caps); text-transform: uppercase; color: var(--text-tertiary); }
.preview-heading > span { color: var(--text-secondary); font-size: var(--text-desktop-caption); }
.preview-stage { position: relative; display: grid; place-items: center; aspect-ratio: 16 / 9; border-radius: var(--radius-sm); overflow: hidden; background: var(--glass-1); box-shadow: inset 0 0 0 1px var(--glass-stroke); }
.preview-stage:has(video:not([hidden])) { background: var(--ink-0); }
.preview-stage video { display: block; position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; }
.preview-empty { padding: var(--space-5); text-align: center; }
.preview-empty h3 { margin: 0 0 var(--space-1); font-size: var(--text-desktop-body); font-weight: var(--weight-medium); }
.preview-empty p { color: var(--text-secondary); font-size: var(--text-desktop-caption); }
.preview-footer { display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-3); margin-top: var(--space-2); color: var(--text-secondary); font-size: var(--text-desktop-caption); line-height: var(--leading-body); }
#source-label { min-width: 0; overflow-wrap: anywhere; }
#sound-label { text-align: right; }

.below-panel { padding: var(--space-5) var(--space-1) 0; }
.transport-note { font-size: var(--text-desktop-caption); color: var(--text-secondary); text-align: center; }
.help { margin-top: var(--space-3); color: var(--text-secondary); font-size: var(--text-desktop-caption); }
.help summary { display: list-item; width: fit-content; margin: 0 auto; padding: var(--space-2) var(--space-3); border-radius: var(--radius-pill); }
.help summary:hover { color: var(--text-primary); background-color: var(--glass-1); }
.help-content { margin-top: var(--space-3); padding: var(--space-5); border-radius: var(--radius-md); background-color: var(--glass-1); box-shadow: var(--glass-edge); }
.help-content h2 { margin: var(--space-5) 0 var(--space-1); color: var(--text-primary); font-size: var(--text-desktop-label); font-weight: var(--weight-medium); }
.help-content h2:first-child { margin-top: 0; }
.help-content p + p { margin-top: var(--space-2); }
code { color: var(--text-primary); font-family: var(--font-mono); font-size: 0.95em; overflow-wrap: anywhere; }
.noscript { max-width: 520px; margin: var(--space-5) auto; padding: var(--space-5); color: var(--danger); }

@media (min-width: 900px) {
  .app-shell { padding-top: 64px; }
}
@media (max-width: 480px) {
  .app-shell { width: calc(100% - 32px); padding-top: 26px; }
  .app-header { margin-bottom: var(--space-5); gap: var(--space-2); }
  .network-note { letter-spacing: 0.04em; }
  .cast-panel { padding: var(--space-5) var(--space-4); border-radius: var(--radius-md); }
  .panel-intro { margin-bottom: var(--space-5); }
  h1 { font-size: 28px; }
  .button { padding: 0 var(--space-4); }
}
@media (prefers-reduced-motion: no-preference) {
  .switch-track::after { transition: transform var(--dur-base) var(--ease-focus), background-color var(--dur-fast) var(--ease-out); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; }
}
@media (forced-colors: active) {
  .status-dot, .switch-track, .switch-track::after { forced-color-adjust: none; }
  .button, input[type="text"], .cast-panel { border: 1px solid CanvasText; }
}