/* ==========================================================================
   MUOOD
   Black glass and the app icon's ring: orange → pink → purple → blue.
   ========================================================================== */

.theme-muood {
  --accent: #ff4f7b;
  --accent-2: #ffb08f;
  --mu-ring: linear-gradient(90deg, #ff9f0a, #ff375f 38%, #bf5af2 68%, #0a84ff);
  --mu-green: #30d158;
}

.mu-gradient-text {
  background: var(--mu-ring);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.mu-hero::before {
  background:
    radial-gradient(40% 50% at 70% 45%, rgba(255, 55, 95, 0.16), transparent 70%),
    radial-gradient(35% 45% at 88% 70%, rgba(10, 132, 255, 0.14), transparent 70%),
    radial-gradient(30% 40% at 55% 30%, rgba(255, 159, 10, 0.1), transparent 70%);
}

.mu-title {
  display: flex;
  align-items: center;
  gap: 0.22em;
}

.mu-title__icon {
  width: 0.78em;
  height: 0.78em;
  border-radius: 22%;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.1), 0 18px 40px -16px rgba(255, 55, 95, 0.5);
}

/* ── A landscape phone, drawn ────────────────────────────────────────────── */

.mu-phone {
  position: relative;
  padding: 2.2%;
  border-radius: clamp(20px, 3.4vw, 40px);
  background: linear-gradient(150deg, #3a3b40, #121214 46%, #2a2b30);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.08),
    inset 0 0 0 1px rgba(255, 255, 255, 0.05),
    0 60px 120px -40px rgba(0, 0, 0, 0.85);
}

/* The camera sits in the left bezel, the way an old phone held sideways has it. */
.mu-phone::after {
  content: "";
  position: absolute;
  left: 1.1%;
  top: 50%;
  width: 0.7%;
  aspect-ratio: 1;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background: #0b0b0d;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.06);
}

.mu-phone__screen {
  position: relative;
  aspect-ratio: 800 / 360;
  border-radius: clamp(12px, 2vw, 24px);
  overflow: hidden;
  background: #000;
}

.mu-phone__screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.mu-phone--hero {
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.08),
    inset 0 0 0 1px rgba(255, 255, 255, 0.05),
    0 60px 120px -40px rgba(0, 0, 0, 0.85),
    0 0 140px -30px rgba(191, 90, 242, 0.35);
}

/* USB — Mac — Wi-Fi, under the hero phone. */
.mu-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 26px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg-3);
}

.mu-links span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
}

.mu-links__mac {
  color: var(--fg);
}

.mu-links i {
  width: 34px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  background-size: 200% 100%;
  animation: mu-flow 2.4s linear infinite;
}

@keyframes mu-flow {
  from { background-position: 100% 0; }
  to { background-position: -100% 0; }
}

/* ── The tour ────────────────────────────────────────────────────────────── */

.mu-tour {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  justify-items: center;
}

.mu-phone--tour {
  width: min(100%, 980px);
}

.mu-tour__track {
  display: flex;
  height: 100%;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  overscroll-behavior-x: contain;
  scrollbar-width: none;
  outline: none;
}

.mu-tour__track::-webkit-scrollbar {
  display: none;
}

.mu-tour__track:focus-visible {
  box-shadow: inset 0 0 0 2px var(--accent);
}

.mu-tour__slide {
  flex: 0 0 100%;
  height: 100%;
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

.mu-tour__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.mu-tour__ui {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  justify-items: center;
  width: min(100%, 980px);
}

.mu-tour__nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
}

.mu-tour__arrow {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  border-radius: 50%;
  color: var(--fg-2);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  transition: color 0.25s, background-color 0.25s;
}

.mu-tour__arrow:hover {
  color: var(--fg);
  background: rgba(255, 255, 255, 0.09);
}

.mu-tour__tabs {
  display: flex;
  min-width: 0;
  gap: 4px;
  padding: 4px;
  overflow-x: auto;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  scrollbar-width: none;
}

.mu-tour__tabs::-webkit-scrollbar {
  display: none;
}

.mu-tour__tabs button {
  height: 30px;
  padding: 0 12px;
  flex-shrink: 0;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  color: var(--fg-3);
  white-space: nowrap;
  transition: color 0.25s, background-color 0.3s;
}

.mu-tour__tabs button:hover {
  color: var(--fg);
}

.mu-tour__tabs button[aria-pressed="true"] {
  color: #fff;
  background: rgba(255, 255, 255, 0.12);
}

.mu-tour__caption {
  max-width: 640px;
  min-height: 3.2em;
  text-align: center;
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--fg-2);
}

.mu-tour__caption b {
  color: var(--fg);
  font-weight: 600;
}

/* ── Handoff simulation ──────────────────────────────────────────────────── */

.mu-handoff {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: 28px;
  padding: clamp(22px, 3vw, 34px);
}

.mu-handoff__stage {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px;
}

.mu-node {
  display: grid;
  justify-items: center;
  gap: 6px;
  width: 112px;
  text-align: center;
}

.mu-node__icon {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  border-radius: 18px;
  background: #0b0b0d;
  border: 1px solid var(--line-2);
}

.mu-node__icon .i {
  font-size: 24px;
  color: var(--fg);
}

.mu-node b {
  font-size: 14px;
  font-weight: 600;
}

.mu-node__state {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--fg-3);
  transition: color 0.3s;
}

.mu-node--phone[data-state="offline"] .mu-node__state {
  color: #ff9f0a;
}

.mu-routes {
  display: grid;
  gap: 22px;
}

.mu-route {
  display: grid;
  gap: 8px;
  transition: opacity 0.4s;
}

.mu-route__label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12.5px;
  color: var(--fg-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mu-route__label .mono {
  font-size: 11.5px;
}

.mu-route__wire {
  position: relative;
  height: 4px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.07);
  overflow: hidden;
}

/* The packets: visible only on the route currently in use. */
.mu-route__wire i {
  position: absolute;
  inset: 0;
  opacity: 0;
  background: repeating-linear-gradient(90deg, transparent 0 18px, var(--mu-green) 18px 30px);
  background-size: 60px 100%;
  animation: mu-packets 0.9s linear infinite;
  transition: opacity 0.3s;
}

@keyframes mu-packets {
  from { background-position: 0 0; }
  to { background-position: 60px 0; }
}

.mu-route.is-active .mu-route__label {
  color: var(--fg);
}

.mu-route.is-active .mu-route__wire i {
  opacity: 1;
}

.mu-route.is-down {
  opacity: 0.4;
}

.mu-route.is-down .mu-route__wire {
  background: repeating-linear-gradient(90deg, rgba(255, 69, 58, 0.5) 0 6px, transparent 6px 12px);
}

.mu-route.is-trying .mu-route__wire i {
  opacity: 1;
  background: repeating-linear-gradient(90deg, transparent 0 18px, #ff9f0a 18px 30px);
  background-size: 60px 100%;
}

.mu-handoff__side {
  display: grid;
  align-content: start;
  gap: 18px;
}

.mu-handoff__side .btn[aria-pressed="true"] {
  color: #ffb08f;
  border-color: rgba(255, 79, 123, 0.4);
  background: rgba(255, 79, 123, 0.1);
}

.mu-log {
  display: grid;
  gap: 8px;
  min-height: 190px;
  align-content: start;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.5;
  color: var(--fg-2);
}

.mu-log li {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 10px;
  animation: mu-in 0.4s var(--ease-out) both;
}

.mu-log li time {
  color: var(--fg-4);
}

.mu-log li.is-good {
  color: var(--mu-green);
}

.mu-log li.is-warn {
  color: #ff9f0a;
}

@keyframes mu-in {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
}

@media (max-width: 900px) {
  .mu-handoff {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 560px) {
  .mu-handoff__stage {
    grid-template-columns: minmax(0, 1fr);
    justify-items: center;
  }

  .mu-routes {
    width: 100%;
  }

  .mu-node {
    width: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .mu-links i,
  .mu-route__wire i,
  .mu-log li {
    animation: none;
  }
}