/* shell.css (App frame): splash, app bar, sidebar, pages, home grid. */

/* ---- Splash -------------------------------------------------------------------------- */
#splash {
  position: fixed; inset: 0; z-index: 5000;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--space-4);
  background: var(--bg-tint), var(--bg);
  transition: opacity var(--dur-slow) var(--ease-out), visibility var(--dur-slow);
}
#splash.done { opacity: 0; visibility: hidden; }
#splash .splash-icon { border-radius: 22px; box-shadow: var(--shadow-3); animation: rise-in 500ms var(--ease-out) both; }
#splash .splash-title { font-family: var(--font-display); font-size: var(--text-xl); letter-spacing: -0.01em; }
#splash .splash-status { color: var(--text-muted); font-size: var(--text-sm); min-height: 1.5em; }
#splash.error .sfc-loader { display: none; }

/* ---- Frame --------------------------------------------------------------------------- */
.app {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto 1fr;
  grid-template-areas: "bar" "main";
  min-height: 100dvh;
}
.app.wide {
  grid-template-columns: var(--sidebar-w) 1fr;
  grid-template-areas: "bar bar" "nav main";
}

/* Factory station: full screen, no app bar or sidebar (it has its own controls). */
.app[data-page="factory"] { display: block; }
.app[data-page="factory"] > .appbar, .app[data-page="factory"] > .sidebar { display: none !important; }
.app[data-page="factory"] .page { max-width: none; }

/* ---- App bar ------------------------------------------------------------------------- */
.appbar {
  grid-area: bar;
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: var(--space-2);
  min-height: var(--appbar-h);
  padding: max(env(safe-area-inset-top), 8px) max(var(--space-4), env(safe-area-inset-right)) 8px max(var(--space-4), env(safe-area-inset-left));
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(1.4) blur(14px);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: var(--space-2); color: var(--text); text-decoration: none; margin-right: var(--space-2); }
.brand:hover { color: var(--text); }
.brand-mark { border-radius: 9px; box-shadow: var(--shadow-1); transition: transform var(--dur-med) var(--ease-spring); }
.brand:hover .brand-mark { transform: rotate(-6deg) scale(1.05); }
.brand-text { font-family: var(--font-display); font-size: var(--text-lg); white-space: nowrap; }
.brand-text strong { font-weight: 800; }

.device-chip {
  display: flex; align-items: center; gap: var(--space-2);
  padding: 6px 14px 6px 12px; border-radius: var(--radius-pill);
  border: 1px solid var(--border); background: var(--surface); cursor: pointer; text-align: left;
  max-width: 260px; min-width: 0;
  transition: background-color var(--dur-med);
}
.device-chip:hover { background: var(--surface-2); }
.device-chip .chip-text { display: flex; flex-direction: column; line-height: 1.15; min-width: 0; }
.device-chip .chip-name { font-weight: 700; font-size: var(--text-sm); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.device-chip .chip-sub { font-size: var(--text-xs); color: var(--text-muted); }
.device-chip.demo { border-style: dashed; border-color: var(--accent); }

.save-btn.dirty { --btn-bg: var(--yellow-soft); --btn-fg: var(--text); }

/* The app bar never overflows: buttons keep their size, the device chip shrinks and truncates first,
   then (narrower) the brand text and button labels collapse. Spanish labels are ~30% longer. */
.appbar > * { flex-shrink: 0; }
.appbar > .device-chip { flex-shrink: 1; min-width: 0; overflow: hidden; }
.device-chip .chip-text { min-width: 0; overflow: hidden; }
.device-chip .chip-sub { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.appbar > .spacer { flex: 1 1 0; min-width: 0; }
@media (max-width: 900px) { .brand-text { display: none; } }
@media (max-width: 820px) {
  .appbar .save-btn .btn-label, .appbar .connect-btn .btn-label, .appbar .install-btn .btn-label { display: none; }
  .appbar .save-btn, .appbar .connect-btn, .appbar .install-btn { width: 40px; min-width: 40px; padding: 0; }
}
@media (max-width: 760px) {
  .brand-text { display: none; }
  .appbar .save-btn .btn-label, .appbar .connect-btn .btn-label { display: none; }
  .appbar .save-btn, .appbar .connect-btn { width: 40px; min-width: 40px; padding: 0; }
  .appbar .device-chip { max-width: none; flex: 0 1 auto; min-width: 0; }
  .appbar .install-btn .btn-label { display: none; }
}
@media (max-width: 380px) {
  /* The chip keeps its second line: it shows the mode the controller is running in. */
  .appbar .appbar-settings { display: none; }
  .appbar .device-chip { padding: 4px 10px; }
}

/* Language picker: globe + short code; the native <select> sits invisibly on top and takes the clicks. */
.lang-pick {
  position: relative; display: inline-flex; align-items: center; gap: 4px; height: 40px; padding: 0 10px;
  border-radius: var(--radius-pill); color: var(--text-muted); font-size: var(--text-sm); font-weight: 700;
  transition: background-color var(--dur-fast), color var(--dur-fast);
}
.lang-pick:hover { background: var(--surface-2); color: var(--text); }
.lang-pick:has(:focus-visible) { box-shadow: var(--focus-ring); }
.lang-pick .icon { width: 18px; height: 18px; }
.lang-pick-select { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; font-size: 16px; }
@media (max-width: 760px) { .lang-pick-code { display: none; } .lang-pick { width: 40px; padding: 0; justify-content: center; } }

/* ---- Sidebar ------------------------------------------------------------------------- */
.sidebar { display: none; }
.app.wide .sidebar {
  grid-area: nav;
  display: flex; flex-direction: column; gap: var(--space-4);
  position: sticky; top: var(--appbar-h); height: calc(100dvh - var(--appbar-h));
  overflow-y: auto; padding: var(--space-4) var(--space-3) var(--space-5);
  border-right: 1px solid var(--border);
}
.nav-group { display: flex; flex-direction: column; gap: 2px; }
.nav-group-title { font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-faint); font-weight: 700; padding: 0 var(--space-3) var(--space-1); }
.nav-link {
  position: relative; display: flex; align-items: center; gap: var(--space-3);
  padding: 8px var(--space-3); border-radius: var(--radius-md);
  color: var(--text-muted); text-decoration: none; font-weight: 600;
  transition: background-color var(--dur-med), color var(--dur-med);
}
.nav-link:hover { background: var(--surface-2); color: var(--text); }
.nav-link .nav-icon {
  width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center;
  background: var(--tone-soft); color: var(--tone);
  transition: background-color var(--dur-med), color var(--dur-med), transform var(--dur-med) var(--ease-spring);
}
.nav-link .nav-icon .icon { width: 17px; height: 17px; }
.nav-link[aria-current] { background: var(--surface); color: var(--text); box-shadow: var(--shadow-1); }
.nav-link[aria-current] .nav-icon { background: var(--tone); color: #fff; transform: scale(1.04); }
.nav-link.disabled { opacity: 0.4; }
.nav-link.waiting .nav-label { opacity: 0.75; }
/* Label + optional BETA pill stay on one line; a long (translated) name ellipsizes instead of wrapping. */
.nav-label { flex: 1; min-width: 0; display: flex; align-items: center; white-space: nowrap; }
.nav-text { min-width: 0; overflow: hidden; text-overflow: ellipsis; }
.nav-label .beta-badge { flex: none; margin-left: 6px; padding: 1px 6px; letter-spacing: 0.05em; }
.nav-badge { margin-left: auto; width: 8px; height: 8px; border-radius: 50%; background: transparent; }
.nav-badge.on { background: var(--tone); box-shadow: 0 0 0 3px var(--tone-soft); }
/* The dot only takes space when it's showing, so long names (with a BETA pill) get the full row. */
.nav-badge:not(.on) { display: none; }
.nav-foot { margin-top: auto; display: flex; align-items: center; gap: var(--space-2); padding: var(--space-3); }
.sfc-dots { display: inline-flex; gap: 4px; }
.sfc-dots i { width: 7px; height: 7px; border-radius: 50%; }
.sfc-dots i:nth-child(1) { background: var(--sfc-red); }
.sfc-dots i:nth-child(2) { background: var(--sfc-yellow); }
.sfc-dots i:nth-child(3) { background: var(--sfc-green); }
.sfc-dots i:nth-child(4) { background: var(--sfc-blue); }

/* ---- Main & pages -------------------------------------------------------------------- */
.main { grid-area: main; min-width: 0; padding: var(--space-4) max(var(--space-4), env(safe-area-inset-right)) calc(var(--space-6) + env(safe-area-inset-bottom)) max(var(--space-4), env(safe-area-inset-left)); }
.page { max-width: var(--content-max); margin: 0 auto; display: flex; flex-direction: column; gap: var(--space-4); }
.page:has(.lr-split:not(.single)) { max-width: 1240px; } /* left/right pages get room for two columns */
.page:has(.card-grid) { max-width: 1160px; } /* pages with side-by-side cards */
.page.page-enter { animation: rise-in var(--dur-slow) var(--ease-out) both; }
.page-body { display: flex; flex-direction: column; gap: var(--space-4); }
.page-head { display: flex; align-items: center; gap: var(--space-3); }
.page-head .page-titles { min-width: 0; flex: 1; }
.page-head h1 { font-size: 1.5rem; }
.page-head p { font-size: var(--text-sm); margin-top: 1px; line-height: 1.4; }
.page-head-extra { display: flex; gap: var(--space-2); align-items: center; }
.app.wide .page-head > .btn:first-child { display: none; } /* back button only on narrow layouts */
.app[data-page="home"] .page-head { display: none; }
@media (max-width: 560px) {
  .main { padding-top: var(--space-3); }
  .page { gap: var(--space-3); }
  .page-head h1 { font-size: var(--text-xl); }
  .page-head .face { --size: 36px !important; }
}

/* ---- Home ---------------------------------------------------------------------------- */
.hero {
  position: relative; overflow: hidden;
  display: grid; grid-template-columns: 1fr auto; gap: var(--space-5); align-items: center;
  padding: var(--space-5) var(--space-6); border-radius: var(--radius-lg);
  background: var(--surface); border: 1px solid var(--border); box-shadow: var(--shadow-2);
}
.hero::before {
  /* the four SFC color bars along the top edge */
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 5px;
  background: linear-gradient(90deg, var(--sfc-red) 0 25%, var(--sfc-yellow) 25% 50%, var(--sfc-green) 50% 75%, var(--sfc-blue) 75%);
}
.hero h1 { font-size: clamp(1.6rem, 3.2vw, 2.2rem); }
.hero p { color: var(--text-muted); margin-top: var(--space-2); max-width: 52ch; }
.hero .hero-actions { margin-top: var(--space-4); display: flex; gap: var(--space-3); flex-wrap: wrap; }
.hero .hero-art { width: 128px; height: 128px; border-radius: 34px; box-shadow: var(--shadow-3); animation: float 6s ease-in-out infinite; }
@keyframes float { 0%, 100% { transform: translateY(0) rotate(-3deg); } 50% { transform: translateY(-6px) rotate(-1deg); } }
@media (max-width: 640px) {
  .hero { grid-template-columns: 1fr; padding: var(--space-5) var(--space-4) var(--space-4); }
  .hero .hero-art { display: none; }
  .hero .hero-actions .btn { flex: 1; }
}

.section-heading { font-size: var(--text-lg); margin-top: var(--space-1); }

.tips { margin: 0; padding-left: 1.2em; display: grid; gap: var(--space-2); color: var(--text-muted); font-size: var(--text-sm); }

.tiles { display: grid; gap: var(--space-3); grid-template-columns: repeat(auto-fill, minmax(min(200px, 100%), 1fr)); }
.tile {
  position: relative; display: flex; flex-direction: column; gap: var(--space-2);
  padding: var(--space-3) var(--space-4); border-radius: var(--radius-lg);
  background: var(--surface); border: 1px solid var(--border); box-shadow: var(--shadow-1);
  color: var(--text); text-decoration: none;
  transition: transform var(--dur-med) var(--ease-out), box-shadow var(--dur-med) var(--ease-out), border-color var(--dur-med);
}
.tile:hover { transform: translateY(-2px); box-shadow: var(--shadow-2); border-color: color-mix(in srgb, var(--tone) 40%, var(--border)); color: var(--text); }
.tile:active { transform: translateY(0) scale(0.99); }
.tile .tile-title { font-weight: 700; font-family: var(--font-display); }
.tile .tile-sub { color: var(--text-muted); font-size: var(--text-sm); line-height: 1.4; }
.tile.disabled { opacity: 0.45; pointer-events: none; }
.tile.waiting .face { filter: saturate(0.4); opacity: 0.8; }
.tile .tile-badge { position: absolute; top: var(--space-3); right: var(--space-3); }
@media (max-width: 560px) {
  .tiles { grid-template-columns: repeat(2, 1fr); }
  .tile .tile-sub { display: none; }
  .tile { align-items: center; text-align: center; padding: var(--space-3) var(--space-2); }
  /* Two narrow columns: a corner badge would cover the icon, so it sits under the title instead. */
  .tile .tile-badge { position: static; margin-top: calc(-1 * var(--space-1)); }
  .tile .tile-badge .badge { font-size: 0.7rem; white-space: nowrap; }
}

.device-card .device-head { display: flex; gap: var(--space-3) var(--space-4); align-items: center; flex-wrap: wrap; }
.device-card .device-head > div { flex: 1 1 200px; }
@media (max-width: 560px) { .device-card .device-head > .btn { width: 100%; } }
.device-card .device-name { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 800; }

/* Deep-link apply dialog */
.change-list { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-2); }
.change-list li { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-4); align-items: center; justify-content: space-between; padding: var(--space-3); border-radius: var(--radius-md); background: var(--surface-2); }
.change-list li.unsupported { opacity: 0.6; }
.change-list .change-label { font-weight: 600; }

/* BETA pill next to a section title (registry.js beta: true). */
.beta-badge {
  display: inline-block; margin-left: 0.5em; padding: 1px 7px; border-radius: 999px;
  font-size: 0.62rem; font-weight: 800; letter-spacing: 0.08em; line-height: 1.5; vertical-align: middle;
  background: var(--yellow-soft, color-mix(in srgb, var(--yellow) 22%, transparent)); color: var(--yellow-ink, var(--ink));
  border: 1px solid color-mix(in srgb, var(--yellow) 45%, transparent);
}
h1 .beta-badge { font-size: 0.72rem; position: relative; top: -0.15em; }