/*
  Immersive Landing UX (landing_immersive.html)
  -------------------------------------------
  Adds the "futuristic HUD" look on top of the shared immersive background.
*/

.holo-card {
  position: relative;
  border-radius: 28px;
  background: rgb(var(--rgb-surface) / 0.55);
  border: 1px solid rgb(var(--rgb-border) / 0.7);
  backdrop-filter: blur(var(--drsknn-blur));
  box-shadow: 0 30px 90px rgb(0 0 0 / 0.55);
  overflow: hidden;
}

.holo-card::before {
  content: "";
  position: absolute;
  inset: 0;
  padding: 1px;
  border-radius: inherit;
  background: linear-gradient(
    135deg,
    rgb(var(--rgb-info) / 0.70),
    rgb(var(--rgb-purple) / 0.55),
    rgb(var(--rgb-accent) / 0.65)
  );
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  opacity: 0.65;
  pointer-events: none;
}

.holo-card::after {
  content: "";
  position: absolute;
  inset: -32px;
  background:
    radial-gradient(600px 300px at 15% 20%, rgb(var(--rgb-info) / 0.20), transparent 60%),
    radial-gradient(650px 350px at 85% 25%, rgb(var(--rgb-purple) / 0.18), transparent 62%),
    radial-gradient(700px 420px at 55% 80%, rgb(var(--rgb-accent) / 0.10), transparent 65%);
  filter: blur(20px);
  opacity: 0.9;
  pointer-events: none;
  z-index: -1;
}

.holo-chip {
  border: 1px solid rgb(var(--rgb-border) / 0.75);
  background: rgb(var(--rgb-surface-2) / 0.55);
  backdrop-filter: blur(var(--drsknn-blur));
  box-shadow: 0 18px 45px rgb(0 0 0 / 0.35);
}

.cta-glow {
  position: relative;
  overflow: hidden;
}

.cta-glow::after {
  content: "";
  position: absolute;
  inset: -80% -60%;
  background: radial-gradient(circle at 50% 50%, rgb(var(--rgb-accent) / 0.55), transparent 62%);
  filter: blur(22px);
  opacity: 0.65;
  transform: translate3d(-35%, 0, 0);
  animation: drsknn-cta-glow 4.8s var(--drsknn-ease-out) infinite;
  pointer-events: none;
}

@keyframes drsknn-cta-glow {
  0% {
    transform: translate3d(-45%, -10%, 0);
    opacity: 0.35;
  }
  55% {
    transform: translate3d(30%, 10%, 0);
    opacity: 0.65;
  }
  100% {
    transform: translate3d(65%, -8%, 0);
    opacity: 0.40;
  }
}

.scan-orb {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 9999px;
  border: 1px solid rgb(var(--rgb-border) / 0.75);
  background:
    radial-gradient(circle at 50% 50%, rgb(var(--rgb-info) / 0.16), transparent 58%),
    radial-gradient(circle at 50% 50%, rgb(var(--rgb-purple) / 0.12), transparent 66%),
    radial-gradient(circle at 50% 50%, rgb(var(--rgb-accent) / 0.10), transparent 72%),
    rgb(var(--rgb-surface) / 0.35);
  overflow: hidden;
}

.scan-orb::before {
  content: "";
  position: absolute;
  inset: -25%;
  background: conic-gradient(
    from 0deg,
    transparent 0deg,
    rgb(var(--rgb-info) / 0.30) 40deg,
    transparent 95deg,
    transparent 180deg,
    rgb(var(--rgb-purple) / 0.22) 220deg,
    transparent 280deg,
    transparent 360deg
  );
  animation: drsknn-orb-spin 9s linear infinite;
  mix-blend-mode: screen;
  opacity: 0.9;
}

.scan-orb::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-radial-gradient(circle at 50% 50%, rgb(var(--rgb-text-muted) / 0.16) 0px, transparent 2px, transparent 16px),
    radial-gradient(circle at 50% 50%, transparent 0 58%, rgb(var(--rgb-text) / 0.06) 70%, transparent 85%);
  opacity: 0.55;
}

@keyframes drsknn-orb-spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.hud-metric {
  border-radius: 18px;
  border: 1px solid rgb(var(--rgb-border) / 0.7);
  background: rgb(var(--rgb-surface-2) / 0.38);
  backdrop-filter: blur(var(--drsknn-blur));
}

.hud-bar {
  height: 6px;
  border-radius: 999px;
  background: rgb(var(--rgb-border) / 0.35);
  overflow: hidden;
}

.hud-bar > span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgb(var(--rgb-info) / 0.9), rgb(var(--rgb-purple) / 0.85), rgb(var(--rgb-accent) / 0.95));
  box-shadow: 0 0 30px rgb(var(--rgb-info) / 0.25);
  background-size: 200% 100%;
  animation: drsknn-bar-shift 3.2s var(--drsknn-ease-out) infinite;
}

@keyframes drsknn-bar-shift {
  0% {
    background-position: 0% 50%;
    filter: saturate(1.1);
  }
  50% {
    background-position: 100% 50%;
    filter: saturate(1.35);
  }
  100% {
    background-position: 0% 50%;
    filter: saturate(1.1);
  }
}

.hud-log {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  border-radius: 20px;
  border: 1px solid rgb(var(--rgb-border) / 0.65);
  background: rgb(var(--rgb-surface) / 0.35);
  backdrop-filter: blur(var(--drsknn-blur));
  overflow: hidden;
}

.hud-log-line {
  display: flex;
  gap: 10px;
  padding: 8px 12px;
  border-bottom: 1px solid rgb(var(--rgb-border) / 0.35);
  color: rgb(var(--rgb-text-2) / 0.92);
  font-size: 12px;
  line-height: 1.35;
}

.hud-log-line b {
  color: rgb(var(--rgb-info) / 0.92);
  font-weight: 700;
}

.hud-log-line i {
  color: rgb(var(--rgb-accent) / 0.92);
  font-style: normal;
  font-weight: 700;
}

.hud-log-line:last-child {
  border-bottom: none;
}

.hud-kicker {
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-size: 11px;
  color: rgb(var(--rgb-accent-soft) / 0.9);
}

.hud-title {
  background: linear-gradient(90deg, rgb(var(--rgb-text) / 1), rgb(var(--rgb-text-2) / 1));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hud-sub {
  color: rgb(var(--rgb-text-muted) / 0.92);
}

.hud-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgb(var(--rgb-border) / 0.9), transparent);
  opacity: 0.75;
}

.signal-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border-radius: 9999px;
  border: 1px solid rgb(var(--rgb-border) / 0.65);
  background: linear-gradient(
      135deg,
      rgb(var(--rgb-info) / 0.10),
      rgb(var(--rgb-purple) / 0.08),
      rgb(var(--rgb-accent) / 0.08)
    ),
    rgb(var(--rgb-surface) / 0.22);
  padding: 0.28rem 0.7rem;
  font-size: 12px;
  line-height: 1.2;
  color: rgb(var(--rgb-text-2) / 0.92);
  backdrop-filter: blur(var(--drsknn-blur));
  box-shadow: 0 14px 38px rgb(0 0 0 / 0.25);
}

.signal-chip::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 9999px;
  background: rgb(var(--rgb-info) / 0.85);
  box-shadow: 0 0 16px rgb(var(--rgb-info) / 0.35);
}

.hud-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 6px;
  border-radius: 9999px;
  border: 1px solid rgb(var(--rgb-border) / 0.65);
  background: rgb(var(--rgb-surface) / 0.28);
  backdrop-filter: blur(var(--drsknn-blur));
}

.story-line {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  opacity: 0.92;
}

.story-step {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.28rem 0.7rem;
  border-radius: 9999px;
  border: 1px solid rgb(var(--rgb-border) / 0.6);
  background: rgb(var(--rgb-surface) / 0.18);
  color: rgb(var(--rgb-text-muted) / 0.92);
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 10px;
  line-height: 1.2;
}

.story-step::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 9999px;
  background: rgb(var(--rgb-text-muted) / 0.6);
  box-shadow: 0 0 14px rgb(var(--rgb-text-muted) / 0.18);
}

.story-step.is-active {
  color: rgb(var(--rgb-text) / 0.98);
  border-color: rgb(var(--rgb-info) / 0.55);
  background: linear-gradient(
    90deg,
    rgb(var(--rgb-info) / 0.22),
    rgb(var(--rgb-purple) / 0.18),
    rgb(var(--rgb-accent) / 0.16)
  );
  box-shadow: 0 12px 34px rgb(0 0 0 / 0.35);
}

.story-step.is-active::before {
  background: rgb(var(--rgb-info) / 0.9);
  box-shadow: 0 0 18px rgb(var(--rgb-info) / 0.28);
}

.story-arrow {
  opacity: 0.55;
  letter-spacing: 0.22em;
}

.hud-tab {
  appearance: none;
  border: 0;
  cursor: pointer;
  padding: 8px 12px;
  border-radius: 9999px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: rgb(var(--rgb-text-muted) / 0.9);
  background: transparent;
  transition: background 160ms ease, color 160ms ease, box-shadow 160ms ease;
}

.hud-tab[aria-selected="true"] {
  color: rgb(var(--rgb-text) / 1);
  background: linear-gradient(
    90deg,
    rgb(var(--rgb-info) / 0.25),
    rgb(var(--rgb-purple) / 0.20),
    rgb(var(--rgb-accent) / 0.18)
  );
  box-shadow: 0 10px 34px rgb(0 0 0 / 0.35);
}

.hud-tab:focus-visible {
  outline: 2px solid rgb(var(--rgb-accent) / 0.75);
  outline-offset: 2px;
}

.hud-tile {
  border-radius: 16px;
  border: 1px solid rgb(var(--rgb-border) / 0.65);
  background: rgb(var(--rgb-surface-2) / 0.26);
  backdrop-filter: blur(var(--drsknn-blur));
  box-shadow: 0 16px 44px rgb(0 0 0 / 0.30);
  position: relative;
  overflow: hidden;
}

.hud-tile::after {
  content: "";
  position: absolute;
  inset: -40%;
  background: radial-gradient(circle at 35% 30%, rgb(var(--rgb-info) / 0.18), transparent 62%);
  opacity: 0.65;
  filter: blur(18px);
  pointer-events: none;
}

.active-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border-radius: 9999px;
  border: 1px solid rgb(var(--rgb-border) / 0.6);
  background: linear-gradient(
      135deg,
      rgb(var(--rgb-info) / 0.16),
      rgb(var(--rgb-purple) / 0.12),
      rgb(var(--rgb-accent) / 0.10)
    ),
    rgb(var(--rgb-surface) / 0.24);
  padding: 0.32rem 0.78rem;
  font-size: 12px;
  line-height: 1.2;
  color: rgb(var(--rgb-text-2) / 0.95);
  box-shadow: 0 14px 40px rgb(0 0 0 / 0.25);
}

.active-chip::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 9999px;
  background: rgb(var(--rgb-accent-soft) / 0.9);
  box-shadow: 0 0 18px rgb(var(--rgb-accent) / 0.25);
}

.routine-card {
  border-radius: 18px;
  border: 1px solid rgb(var(--rgb-border) / 0.55);
  background: rgb(var(--rgb-surface) / 0.22);
  box-shadow: 0 18px 52px rgb(0 0 0 / 0.28);
  padding: 12px 12px;
  backdrop-filter: blur(var(--drsknn-blur));
}

.routine-head {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  color: rgb(var(--rgb-accent-soft) / 0.92);
}

.routine-head::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 9999px;
  background: rgb(var(--rgb-accent) / 0.22);
  border: 1px solid rgb(var(--rgb-accent) / 0.35);
  box-shadow: 0 0 18px rgb(var(--rgb-accent) / 0.20);
}

.treatment-card {
  border-radius: 18px;
  border: 1px solid rgb(var(--rgb-border) / 0.55);
  background: rgb(var(--rgb-surface-2) / 0.22);
  box-shadow: 0 18px 52px rgb(0 0 0 / 0.28);
  backdrop-filter: blur(var(--drsknn-blur));
  position: relative;
  overflow: hidden;
}

.treatment-card::after {
  content: "";
  position: absolute;
  inset: -40%;
  background: radial-gradient(circle at 25% 30%, rgb(var(--rgb-purple) / 0.16), transparent 62%);
  opacity: 0.7;
  filter: blur(18px);
  pointer-events: none;
}

.scanner-frame {
  border-radius: 24px;
  border: 1px solid rgb(var(--rgb-border) / 0.7);
  background: rgb(var(--rgb-surface) / 0.22);
  box-shadow: 0 26px 80px rgb(0 0 0 / 0.45);
  padding: 14px 14px 12px;
  backdrop-filter: blur(var(--drsknn-blur));
}

.scanner-viewport {
  position: relative;
  border-radius: 18px;
  border: 1px solid rgb(var(--rgb-border) / 0.55);
  background:
    radial-gradient(420px 280px at 50% 30%, rgb(var(--rgb-info) / 0.18), transparent 60%),
    radial-gradient(420px 280px at 55% 65%, rgb(var(--rgb-purple) / 0.14), transparent 62%),
    radial-gradient(380px 260px at 50% 100%, rgb(var(--rgb-accent) / 0.10), transparent 70%),
    linear-gradient(180deg, rgb(var(--rgb-bg) / 0.35), rgb(var(--rgb-bg) / 0.75));
  overflow: hidden;
  aspect-ratio: 4 / 5;
}

.scanner-viewport::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgb(var(--rgb-text-muted) / 0.14) 1px, transparent 1px),
    linear-gradient(to bottom, rgb(var(--rgb-text-muted) / 0.14) 1px, transparent 1px);
  background-size: 72px 72px;
  opacity: 0.18;
  mask-image: radial-gradient(closest-side at 50% 35%, rgba(0, 0, 0, 0.95), transparent 78%);
  pointer-events: none;
}

.scanner-viewport::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(to bottom, rgb(var(--rgb-text) / 0.05) 0px, transparent 2px, transparent 10px),
    radial-gradient(600px 420px at 50% 30%, rgb(var(--rgb-info) / 0.10), transparent 62%);
  opacity: 0.22;
  mix-blend-mode: overlay;
  pointer-events: none;
}

@media (max-width: 520px) {
  .scanner-viewport {
    aspect-ratio: 16 / 11;
  }
}

.scanner-sweep {
  position: absolute;
  left: -35%;
  right: -35%;
  height: 42%;
  top: -55%;
  background:
    linear-gradient(90deg, transparent, rgb(var(--rgb-info) / 0.18), rgb(var(--rgb-accent) / 0.16), transparent),
    linear-gradient(180deg, transparent, rgb(var(--rgb-text) / 0.10), transparent);
  filter: blur(0.6px);
  opacity: 0.75;
  mix-blend-mode: screen;
  transform: rotate(12deg);
  animation: drsknn-scanner-sweep 2.8s var(--drsknn-ease-out) infinite;
}

@keyframes drsknn-scanner-sweep {
  0% {
    transform: translate3d(0, 0, 0) rotate(12deg);
    opacity: 0.40;
  }
  45% {
    opacity: 0.75;
  }
  100% {
    transform: translate3d(0, 230%, 0) rotate(12deg);
    opacity: 0.45;
  }
}

.scanner-face {
  position: absolute;
  left: 50%;
  top: 52%;
  width: min(320px, 86%);
  transform: translate(-50%, -50%);
  filter: drop-shadow(0 0 22px rgb(var(--rgb-info) / 0.18));
  opacity: 0.92;
}

.scanner-face circle {
  transform-box: fill-box;
  transform-origin: center;
  animation: drsknn-node-pulse 2.8s var(--drsknn-ease-out) infinite;
}

.scanner-face circle:nth-of-type(2n) {
  animation-delay: 0.35s;
}

.scanner-face circle:nth-of-type(3n) {
  animation-delay: 0.65s;
}

@keyframes drsknn-node-pulse {
  0% {
    opacity: 0.55;
    transform: scale(0.92);
    filter: saturate(1.0);
  }
  55% {
    opacity: 1;
    transform: scale(1.12);
    filter: saturate(1.35);
  }
  100% {
    opacity: 0.62;
    transform: scale(0.96);
    filter: saturate(1.05);
  }
}

.scanner-reticle {
  position: absolute;
  inset: 11%;
  border-radius: 26px;
  border: 1px solid rgb(var(--rgb-text-muted) / 0.18);
  box-shadow: inset 0 0 0 1px rgb(var(--rgb-info) / 0.10);
  pointer-events: none;
}

.scanner-reticle::before {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  border: 1px dashed rgb(var(--rgb-text-muted) / 0.12);
  opacity: 0.7;
}

.scanner-reticle::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 10px;
  height: 10px;
  border-radius: 9999px;
  transform: translate(-50%, -50%);
  border: 1px solid rgb(var(--rgb-info) / 0.28);
  box-shadow: 0 0 20px rgb(var(--rgb-info) / 0.18);
}

.scanner-status {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 12px;
  border-radius: 16px;
  border: 1px solid rgb(var(--rgb-border) / 0.55);
  background: rgb(var(--rgb-surface) / 0.55);
  backdrop-filter: blur(var(--drsknn-blur));
  padding: 10px 12px;
  box-shadow: 0 18px 60px rgb(0 0 0 / 0.38);
}

.scanner-stage {
  font-size: 12px;
  font-weight: 800;
  color: rgb(var(--rgb-text) / 0.96);
}

.scanner-hint {
  margin-top: 2px;
  font-size: 12px;
  color: rgb(var(--rgb-text-muted) / 0.92);
}

.scanner-dots {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

.scanner-dot {
  width: 7px;
  height: 7px;
  border-radius: 9999px;
  border: 1px solid rgb(var(--rgb-border) / 0.85);
  background: rgb(var(--rgb-surface-2) / 0.45);
  opacity: 0.65;
}

.scanner-dot.is-active {
  opacity: 1;
  border-color: rgb(var(--rgb-info) / 0.65);
  background: rgb(var(--rgb-info) / 0.75);
  box-shadow: 0 0 18px rgb(var(--rgb-info) / 0.25);
}

.quality-bar {
  height: 6px;
  border-radius: 999px;
  background: rgb(var(--rgb-border) / 0.35);
  overflow: hidden;
}

.quality-bar > span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgb(var(--rgb-info) / 0.90), rgb(var(--rgb-purple) / 0.85), rgb(var(--rgb-accent) / 0.95));
  box-shadow: 0 0 26px rgb(var(--rgb-info) / 0.18);
  transition: width 420ms var(--drsknn-ease-out);
}

@media (prefers-reduced-motion: reduce) {
  .cta-glow::after,
  .scan-orb::before,
  .hud-bar > span,
  .scanner-sweep,
  .scanner-face circle {
    animation: none;
  }
}