/* =====================================================
   ERROR PAGE — Bangtao Studio
   Standalone styles for error.html only
   ===================================================== */

/* Lock scroll — override Lenis's html.lenis { height: auto } */
html.is-error-page,
html.is-error-page body {
  height: 100% !important;
  overflow: hidden !important;
  scrollbar-width: none !important;
}
html.is-error-page body::-webkit-scrollbar { display: none; }

/* =====================================================
   Page shell
   ===================================================== */

.error-page {
  position: relative;
  height: 100dvh;
  overflow: hidden;
  display: grid;
  place-items: center;
  background: var(--cream);
  padding-inline: clamp(20px, 5vw, 48px);
}

/* =====================================================
   Content — above orbs
   ===================================================== */

.error-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  animation: error-enter 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.08s both;
}

/* Large heading — primary font (Poppins), same weight/font as homepage hero */
.error-title {
  font-family: var(--ff-display);
  font-size: clamp(4.8rem, 16vw, 13rem);
  font-weight: var(--fw-black);
  letter-spacing: -0.045em;
  line-height: 0.9;
  color: var(--ink);
  margin: 0;
}

/* Small uppercase sub-label — primary font (Poppins), same as body labels site-wide */
.error-kicker {
  font-family: var(--ff-body);
  font-size: clamp(0.78rem, 1.2vw, 0.95rem);
  font-weight: var(--fw-semi);
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: clamp(12px, 1.8vw, 18px) 0 0;
}

/* Body subtext */
.error-sub {
  font-family: var(--ff-body);
  font-size: clamp(15px, 1.8vw, 18px);
  color: var(--ink-soft);
  line-height: var(--lh-body);
  margin: clamp(10px, 1.4vw, 14px) 0 0;
}

/* CTA button placement */
.error-cta {
  margin-top: clamp(28px, 4vw, 40px);
}

/* =====================================================
   Background orbs — all colors from design tokens
   ===================================================== */

.error-orb {
  position: absolute;
  border-radius: 999px;
  pointer-events: none;
  z-index: 1;
  will-change: transform;
}

/* Sun (yellow) — large, top-right corner */
.error-orb--one {
  width:  clamp(200px, 28vw, 380px);
  height: clamp(200px, 28vw, 380px);
  background: var(--sun);
  top:   -20%;
  right: -12%;
  filter: blur(64px);
  opacity: 0.18;
  animation: error-float-a 13s ease-in-out infinite alternate;
}

/* Lagoon (teal) — medium, bottom-left */
.error-orb--two {
  width:  clamp(150px, 20vw, 280px);
  height: clamp(150px, 20vw, 280px);
  background: var(--lagoon);
  bottom: -14%;
  left:   -8%;
  filter: blur(56px);
  opacity: 0.16;
  animation: error-float-b 9s ease-in-out infinite alternate;
}

/* Sunset (pink) — small, mid-left */
.error-orb--three {
  width:  clamp(90px, 11vw, 180px);
  height: clamp(90px, 11vw, 180px);
  background: var(--sunset);
  top:  30%;
  left: 8%;
  filter: blur(46px);
  opacity: 0.20;
  animation: error-float-c 11s ease-in-out infinite alternate;
}

/* =====================================================
   Keyframes
   ===================================================== */

@keyframes error-enter {
  from {
    opacity: 0;
    transform: translateY(22px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes error-float-a {
  from { transform: translate(0,     0);     }
  to   { transform: translate(-16px, -28px); }
}

/* Language switcher intentionally hidden. UI preserved for future multilingual reactivation.
   Remove the hidden / language-disabled attributes from .error-lang in error.html to reactivate. */
.language-disabled { display: none !important; }

/* =====================================================
   Language switcher — top-right pill + dropdown
   ===================================================== */
.error-lang {
  position: absolute;
  top: clamp(16px, 2.4vw, 28px);
  right: clamp(16px, 2.4vw, 28px);
  z-index: 10;
}

.error-lang__toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px 8px 12px;
  background: var(--ink);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  color: var(--cream);
  font-family: var(--ff-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition:
    background-color 180ms ease,
    border-color 180ms ease,
    transform 180ms ease;
}
.error-lang__toggle:hover,
.error-lang.is-open .error-lang__toggle {
  background: #1a1a1a;
  border-color: rgba(255, 255, 255, 0.24);
}
.error-lang__toggle i {
  font-size: 13px;
  opacity: 0.9;
}
.error-lang__toggle:focus-visible {
  outline: 2px solid var(--ocean);
  outline-offset: 3px;
}

.error-lang__panel {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  min-width: 172px;
  background: #111;
  border-radius: 18px;
  padding: 8px;
  box-shadow:
    0 18px 36px -12px rgba(15, 15, 15, 0.35),
    0 6px 12px rgba(15, 15, 15, 0.18);
  opacity: 0;
  transform: translateY(-6px) scale(0.98);
  transform-origin: top right;
  pointer-events: none;
  transition:
    opacity 200ms ease,
    transform 200ms cubic-bezier(0.22, 1, 0.36, 1);
}

/* Triangle pointer — sits above the panel, pointing up at the pill */
.error-lang__panel::before {
  content: "";
  position: absolute;
  top: -6px;
  right: 22px;
  width: 12px;
  height: 12px;
  background: #111;
  transform: rotate(45deg);
  border-top-left-radius: 2px;
}

.error-lang.is-open .error-lang__panel {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.error-lang__item {
  position: relative;
  display: block;
  width: 100%;
  padding: 10px 18px;
  margin: 2px 0;
  background: transparent;
  border: 0;
  border-radius: 12px;
  color: var(--cream);
  font-family: var(--ff-body);
  font-size: 14px;
  font-weight: 500;
  text-align: left;
  letter-spacing: -0.005em;
  cursor: pointer;
  transition:
    color 180ms ease,
    background-color 200ms cubic-bezier(0.22, 1, 0.36, 1);
}
.error-lang__item:hover,
.error-lang__item:focus-visible {
  background: rgba(255, 255, 255, 0.08);
  color: var(--cream);
  outline: none;
}
.error-lang__item.is-active,
.error-lang__item.is-active:hover,
.error-lang__item.is-active:focus-visible {
  color: var(--sun);
  font-weight: 600;
}

@keyframes error-float-b {
  from { transform: translate(0,    0);     }
  to   { transform: translate(20px, -18px); }
}

@keyframes error-float-c {
  from { transform: translate(0,     0);    }
  to   { transform: translate(-12px, 22px); }
}

/* =====================================================
   Reduced motion
   ===================================================== */

@media (prefers-reduced-motion: reduce) {
  .error-orb,
  .error-content {
    animation: none !important;
  }
}