/* Nav search: 3D flip (rotateX) + gradient border + typewriter */
.es-nav-search {
  --es-ns-size: 40px;
  --es-ns-open-w: min(300px, 46vw);
  --es-ns-bg: #fff;
  --es-ns-ink: #0b1220;
  --es-ns-muted: #94a3b8;
  --es-ns-accent: #38bdf8;
  --es-ns-ease: cubic-bezier(.55, .08, .4, .95);
  position: relative;
  z-index: 320;
  flex: 0 0 auto;
  width: var(--es-ns-size);
  height: var(--es-ns-size);
  perspective: calc(var(--es-ns-open-w) * 2.2);
}

.es-nav-search__shell {
  position: absolute;
  top: 0;
  right: 0;
  width: var(--es-ns-size);
  height: var(--es-ns-size);
  transform-style: preserve-3d;
  transition: width .52s var(--es-ns-ease);
}

.es-nav-search[data-state="open"] .es-nav-search__shell {
  width: var(--es-ns-open-w);
}

.es-nav-search__shadow {
  position: absolute;
  inset: 6px 10px -8px;
  border-radius: 999px;
  background: rgba(15, 23, 42, .25);
  filter: blur(10px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .35s ease;
}

.es-nav-search[data-state="open"] .es-nav-search__shadow { opacity: 1; }

.es-nav-search__field {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  border-radius: 999px;
  background: var(--es-ns-bg);
  box-shadow:
    0 6px 18px rgba(15, 23, 42, .18),
    inset 0 0 0 1px rgba(148, 163, 184, .35);
  transform-origin: 50% 50%;
  transform: rotateX(-90deg);
  opacity: 0;
  pointer-events: none;
  overflow: hidden;
  transition:
    transform .633s var(--es-ns-ease),
    opacity .25s ease,
    box-shadow .28s ease,
    scale .28s var(--es-ns-ease);
}

.es-nav-search[data-state="open"] .es-nav-search__field {
  transform: rotateX(0deg);
  opacity: 1;
  pointer-events: auto;
}

.es-nav-search[data-state="open"]:hover .es-nav-search__field,
.es-nav-search[data-state="open"]:focus-within .es-nav-search__field {
  scale: 1.02;
  box-shadow:
    0 10px 28px rgba(124, 58, 237, .22),
    inset 0 0 0 1px rgba(148, 163, 184, .2);
}

.es-nav-search__sheen {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(115deg, rgba(255,255,255,.55), transparent 45%, transparent 58%, rgba(56,189,248,.12));
  pointer-events: none;
}

.es-nav-search__border {
  position: absolute;
  inset: -1px;
  width: calc(100% + 2px);
  height: calc(100% + 2px);
  pointer-events: none;
  opacity: 0;
}

.es-nav-search[data-state="open"] .es-nav-search__border { opacity: 1; }

.es-nav-search__border rect {
  fill: none;
  stroke: url(#es-nav-search-grad);
  stroke-width: 2.2;
  stroke-linecap: round;
  rx: 999px;
  ry: 999px;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  transition: stroke-dashoffset .65s var(--es-ns-ease);
}

.es-nav-search[data-state="open"]:hover .es-nav-search__border rect,
.es-nav-search[data-state="open"]:focus-within .es-nav-search__border rect,
.es-nav-search.is-border .es-nav-search__border rect {
  stroke-dashoffset: 0;
}

.es-nav-search__input-wrap {
  position: relative;
  flex: 1 1 auto;
  min-width: 0;
  height: 100%;
  display: flex;
  align-items: center;
  padding: 0 44px 0 16px;
}

.es-nav-search__input {
  width: 100%;
  height: 100%;
  border: 0;
  outline: none;
  background: transparent;
  color: var(--es-ns-ink);
  font: 500 .92rem/1 Inter, Outfit, system-ui, sans-serif;
}

.es-nav-search__ph {
  position: absolute;
  left: 16px;
  right: 48px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--es-ns-muted);
  font: 500 .9rem/1 Inter, Outfit, system-ui, sans-serif;
  pointer-events: none;
  white-space: nowrap;
  overflow: hidden;
  opacity: 0;
}

.es-nav-search[data-state="open"] .es-nav-search__ph.is-on { opacity: 1; }

.es-nav-search__ph-cursor {
  display: inline-block;
  width: 1px;
  height: .95em;
  margin-left: 1px;
  background: var(--es-ns-muted);
  vertical-align: -.12em;
  animation: esNavCaret 1s steps(1) infinite;
}

@keyframes esNavCaret {
  0%, 45% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

/* Button stays outside the flipping field so closed state remains visible */
.es-nav-search__btn {
  position: absolute;
  top: 0;
  right: 0;
  z-index: 5;
  width: var(--es-ns-size);
  height: var(--es-ns-size);
  border: 0;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: var(--es-ns-bg);
  color: var(--es-ns-accent);
  cursor: pointer;
  box-shadow:
    0 6px 18px rgba(15, 23, 42, .18),
    inset 0 0 0 1px rgba(148, 163, 184, .35);
  transition: width .35s var(--es-ns-ease), height .35s var(--es-ns-ease), margin .35s var(--es-ns-ease), background .2s ease, color .2s ease;
}

.es-nav-search[data-state="open"] .es-nav-search__btn {
  top: 4px;
  right: 4px;
  width: 32px;
  height: 32px;
  background: #38bdf8;
  color: #041018;
  box-shadow: none;
}

.es-nav-search__btn svg {
  width: 18px;
  height: 18px;
  pointer-events: none;
}

.es-nav-search__btn .ico-x { display: none; }
.es-nav-search[data-state="open"] .es-nav-search__btn .ico-search { display: none; }
.es-nav-search[data-state="open"] .es-nav-search__btn .ico-x { display: block; }

.es-nav-search__toast {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 170px;
  max-width: min(320px, 72vw);
  padding: .55rem .75rem;
  border-radius: 10px;
  background: rgba(12, 18, 28, .92);
  color: #e8eef7;
  font: 500 .78rem/1.35 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  box-shadow: 0 12px 28px rgba(0,0,0,.35);
  opacity: 0;
  transform: translateY(-6px);
  pointer-events: none;
  transition: opacity .2s ease, transform .26s var(--es-ns-ease);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.es-nav-search__toast strong { color: #7dd3fc; font-weight: 600; }

.es-nav-search.is-toast .es-nav-search__toast {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 720px) {
  .es-nav-search {
    --es-ns-size: 34px;
    --es-ns-open-w: min(220px, 62vw);
  }
  .es-nav-search__btn svg { width: 16px; height: 16px; }
  .es-nav-search[data-state="open"] .es-nav-search__btn { width: 28px; height: 28px; }
}