/* =========================================================
   SCRIPTNIGHT // OPEN CHANNEL
   Presence-aware launcher and visitor conversation overlay
   ========================================================= */

[hidden] {
  display: none !important;
}

body.channel-open {
  overflow: hidden;
}

.header-channel {
  position: relative;
  overflow: visible;
}

.channel-unread {
  position: absolute;
  top: -6px;
  right: -5px;
  z-index: 4;
  display: grid;
  place-items: center;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  border: 1px solid rgba(220, 255, 244, 0.82);
  border-radius: 999px;
  color: #00100b;
  background: var(--green);
  box-shadow: 0 0 0 3px rgba(0, 8, 6, 0.9), 0 0 18px rgba(0, 255, 157, 0.48);
  font-size: 0.52rem;
  font-weight: 800;
  line-height: 1;
  pointer-events: none;
}

.channel-unread[hidden] {
  display: none !important;
}

.channel-launcher {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 220;
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 58px;
  padding: 7px 15px 7px 7px;
  border: 1px solid rgba(0, 255, 157, 0.2);
  border-radius: 999px;
  color: var(--text);
  background: rgba(0, 8, 6, 0.92);
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.48), 0 0 30px rgba(0, 255, 157, 0.04);
  backdrop-filter: blur(14px);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 300ms ease, transform 300ms var(--ease-out), border-color 180ms ease, box-shadow 180ms ease;
  touch-action: manipulation;
}

body.nova-awake .channel-launcher {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.channel-launcher:hover,
.channel-launcher:focus-visible {
  border-color: rgba(0, 255, 157, 0.5);
  box-shadow: 0 18px 54px rgba(0, 0, 0, 0.52), 0 0 34px rgba(0, 255, 157, 0.12);
  transform: translateY(-2px);
}

.channel-launcher-core {
  position: relative;
  display: grid;
  place-items: center;
  width: 43px;
  height: 43px;
  flex: 0 0 43px;
  border: 1px solid rgba(220, 255, 244, 0.2);
  border-radius: 50%;
  background: rgba(220, 255, 244, 0.025);
}

.channel-launcher-core::before {
  content: "";
  position: absolute;
  inset: 7px;
  border: 1px dashed rgba(220, 255, 244, 0.16);
  border-radius: 50%;
}

.channel-launcher-core i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(220, 255, 244, 0.34);
}

.channel-halo {
  position: absolute;
  top: 7px;
  left: 7px;
  width: 43px;
  height: 43px;
  pointer-events: none;
  border: 1px solid transparent;
  border-radius: 50%;
}

.channel-launcher[data-state="online"] {
  border-color: rgba(0, 255, 157, 0.38);
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.48), 0 0 32px rgba(0, 255, 157, 0.1);
}

.channel-launcher[data-state="online"] .channel-launcher-core {
  border-color: rgba(0, 255, 157, 0.58);
  box-shadow: 0 0 20px rgba(0, 255, 157, 0.12), inset 0 0 14px rgba(0, 255, 157, 0.04);
}

.channel-launcher[data-state="online"] .channel-launcher-core::before {
  border-color: rgba(0, 255, 157, 0.27);
  animation: channelCoreRotate 12s linear infinite;
}

.channel-launcher[data-state="online"] .channel-launcher-core i {
  background: var(--green);
  box-shadow: 0 0 10px var(--green), 0 0 22px rgba(0, 255, 157, 0.42);
}

.channel-launcher[data-state="online"] .channel-halo {
  border-color: rgba(0, 255, 157, 0.46);
  animation: channelHalo 2.5s ease-out infinite;
}

.channel-launcher[data-state="online"] .channel-halo::after {
  content: "";
  position: absolute;
  inset: -1px;
  border: 1px solid rgba(0, 255, 249, 0.32);
  border-radius: 50%;
  animation: channelHalo 2.5s ease-out 1.2s infinite;
}

.channel-launcher[data-state="recent"] .channel-launcher-core {
  border-color: rgba(158, 223, 194, 0.38);
  box-shadow: 0 0 16px rgba(158, 223, 194, 0.08);
}

.channel-launcher[data-state="recent"] .channel-launcher-core i {
  background: #9edfc2;
  box-shadow: 0 0 8px rgba(158, 223, 194, 0.55);
}

.channel-launcher-copy {
  display: grid;
  min-width: 118px;
  text-align: left;
  line-height: 1.05;
}

.channel-launcher-copy strong {
  color: var(--text);
  font-size: 0.58rem;
  letter-spacing: 0.1em;
}

.channel-launcher-copy small {
  margin-top: 5px;
  color: var(--faint);
  font-size: 0.47rem;
  letter-spacing: 0.07em;
}

.channel-launcher[data-state="online"] .channel-launcher-copy small {
  color: var(--green-soft);
}

/* Overlay */

.channel-overlay {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: grid;
  place-items: center;
  padding: 22px;
  background: rgba(0, 3, 2, 0.84);
  backdrop-filter: blur(18px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 190ms ease, visibility 190ms;
  overscroll-behavior: none;
}

.channel-overlay.open {
  opacity: 1;
  visibility: visible;
}

.channel-card {
  width: min(760px, 100%);
  height: min(760px, calc(100dvh - 44px));
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto auto;
  overflow: hidden;
  border: 1px solid rgba(0, 255, 157, 0.22);
  border-radius: 18px;
  background:
    repeating-linear-gradient(to bottom, transparent 0, transparent 3px, rgba(0, 255, 157, 0.015) 4px),
    linear-gradient(150deg, rgba(5, 27, 20, 0.99), rgba(0, 7, 5, 0.995));
  box-shadow: 0 34px 120px rgba(0, 0, 0, 0.72), 0 0 70px rgba(0, 255, 157, 0.04);
  transform: translateY(12px) scale(0.99);
  transition: transform 220ms var(--ease-out);
}

.channel-overlay.open .channel-card {
  transform: translateY(0) scale(1);
}

.channel-header {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 26px 20px;
  border-bottom: 1px solid rgba(0, 255, 157, 0.12);
}

.channel-eyebrow {
  color: var(--green-soft);
  font-size: 0.54rem;
  letter-spacing: 0.1em;
}

.channel-header h2 {
  margin: 7px 0 0;
  color: var(--text);
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 4vw, 2rem);
  letter-spacing: 0.04em;
}

.channel-close {
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
  border: 1px solid rgba(0, 255, 157, 0.16);
  border-radius: 50%;
  color: var(--muted);
  background: transparent;
  font-size: 1.25rem;
  cursor: pointer;
  transition: color 160ms ease, border-color 160ms ease, transform 160ms ease;
  touch-action: manipulation;
}

.channel-close:hover {
  color: var(--green);
  border-color: rgba(0, 255, 157, 0.5);
  transform: rotate(5deg);
}

.channel-presence {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-top: 12px;
  color: var(--faint);
  font-size: 0.56rem;
  letter-spacing: 0.08em;
}

.channel-presence span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(220, 255, 244, 0.3);
}

.channel-presence[data-state="online"] {
  color: var(--green-soft);
}

.channel-presence[data-state="online"] span {
  background: var(--green);
  box-shadow: 0 0 10px var(--green);
  animation: channelPresencePulse 2.2s ease-in-out infinite;
}

.channel-presence[data-state="recent"] span {
  background: #9edfc2;
  box-shadow: 0 0 8px rgba(158, 223, 194, 0.4);
}

.channel-availability-message {
  max-width: 420px;
  margin: 8px 0 0;
  color: var(--faint);
  font-size: 0.65rem;
  line-height: 1.5;
}

.channel-log {
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 24px;
  scrollbar-width: thin;
  scrollbar-color: rgba(0, 255, 157, 0.28) transparent;
}

.channel-empty {
  max-width: 520px;
  margin: 12vh auto 0;
  color: var(--faint);
  font-size: 0.72rem;
  line-height: 1.7;
  text-align: center;
}

.channel-message {
  width: fit-content;
  max-width: min(82%, 570px);
  margin: 0 0 13px;
  padding: 13px 15px;
  border: 1px solid rgba(0, 255, 157, 0.12);
  border-radius: 11px;
  background: rgba(0, 255, 157, 0.035);
}

.channel-message--operator {
  margin-left: auto;
  border-color: rgba(0, 255, 249, 0.18);
  background: rgba(0, 255, 249, 0.045);
}

.channel-message-label,
.channel-message time {
  display: block;
  color: var(--green-soft);
  font-size: 0.48rem;
  letter-spacing: 0.08em;
}

.channel-message--operator .channel-message-label {
  color: var(--cyan-soft);
}

.channel-message p {
  margin: 7px 0;
  color: var(--text);
  font-size: 0.76rem;
  line-height: 1.65;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.channel-message time {
  color: rgba(220, 255, 244, 0.28);
  text-align: right;
}

.channel-message-meta {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 9px;
}

.channel-message-receipt {
  color: rgba(0, 255, 157, 0.58);
  font-size: 0.46rem;
  letter-spacing: 0.09em;
}

.channel-message-receipt[data-state="seen"] {
  color: var(--cyan-soft);
}

.channel-typing {
  display: flex;
  align-items: center;
  gap: 5px;
  width: fit-content;
  max-width: min(82%, 570px);
  margin: 0 0 13px auto;
  padding: 10px 13px;
  border: 1px solid rgba(0, 255, 249, 0.15);
  border-radius: 11px;
  color: rgba(0, 255, 249, 0.68);
  background: rgba(0, 255, 249, 0.035);
  font-size: 0.49rem;
  letter-spacing: 0.08em;
}

.channel-typing[hidden] {
  display: none !important;
}

.channel-typing span {
  margin-right: 3px;
}

.channel-typing i {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 7px rgba(0, 255, 249, 0.62);
  animation: channelTypingDot 1.15s ease-in-out infinite;
}

.channel-typing i:nth-of-type(2) { animation-delay: 140ms; }
.channel-typing i:nth-of-type(3) { animation-delay: 280ms; }

.channel-state-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: stretch;
  gap: 7px;
  margin: 0 24px;
}

.channel-status {
  margin: 0;
  min-height: 29px;
  padding: 7px 10px;
  border: 1px solid rgba(0, 255, 157, 0.09);
  border-radius: 7px;
  color: var(--faint);
  background: rgba(0, 0, 0, 0.2);
  font-size: 0.52rem;
  letter-spacing: 0.08em;
}

.channel-status[data-tone="error"] {
  color: #ff8ac6;
  border-color: rgba(255, 46, 158, 0.18);
}

.channel-status[data-tone="success"] {
  color: var(--green-soft);
}

.channel-link-state {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-width: 86px;
  min-height: 29px;
  padding: 6px 9px;
  border: 1px solid rgba(220, 255, 244, 0.1);
  border-radius: 7px;
  color: var(--faint);
  background: rgba(0, 0, 0, 0.2);
  font-size: 0.46rem;
  letter-spacing: 0.07em;
  white-space: nowrap;
}

.channel-link-state i {
  width: 5px;
  height: 5px;
  flex: 0 0 5px;
  border-radius: 50%;
  background: rgba(220, 255, 244, 0.32);
}

.channel-link-state[data-state="live"] {
  color: var(--green-soft);
  border-color: rgba(0, 255, 157, 0.18);
}

.channel-link-state[data-state="live"] i {
  background: var(--green);
  box-shadow: 0 0 8px rgba(0, 255, 157, 0.72);
}

.channel-link-state[data-state="connecting"],
.channel-link-state[data-state="reconnecting"] {
  color: var(--cyan-soft);
  border-color: rgba(0, 255, 249, 0.18);
}

.channel-link-state[data-state="connecting"] i,
.channel-link-state[data-state="reconnecting"] i {
  background: var(--cyan);
  box-shadow: 0 0 8px rgba(0, 255, 249, 0.62);
  animation: channelPresencePulse 1.3s ease-in-out infinite;
}

.channel-link-state[data-state="offline"],
.channel-link-state[data-state="lost"] {
  color: #ff8ac6;
  border-color: rgba(255, 46, 158, 0.18);
}

.channel-link-state[data-state="offline"] i,
.channel-link-state[data-state="lost"] i {
  background: #ff2e9e;
  box-shadow: 0 0 7px rgba(255, 46, 158, 0.55);
}

.channel-form {
  padding: 13px 24px 22px;
}

.channel-honeypot {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}

.channel-input {
  width: 100%;
  min-height: 92px;
  margin-top: 7px;
  resize: none;
  padding: 13px;
  border: 1px solid rgba(0, 255, 157, 0.16);
  border-radius: 9px;
  color: var(--text);
  caret-color: var(--green);
  background: rgba(0, 0, 0, 0.34);
  /* iOS Safari zooms the page when a focused form control is below 16px. */
  font-size: 16px;
  line-height: 1.6;
  touch-action: manipulation;
}

.channel-input:focus {
  border-color: rgba(0, 255, 157, 0.48);
  outline: 0;
  box-shadow: 0 0 0 3px rgba(0, 255, 157, 0.05);
}

.channel-form-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 10px;
}

.channel-count {
  color: var(--faint);
  font-size: 0.52rem;
}

.channel-send {
  min-height: 39px;
  padding: 0 17px;
  border: 1px solid var(--green);
  border-radius: 7px;
  color: #00100b;
  background: var(--green);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  cursor: pointer;
  touch-action: manipulation;
}

.channel-send:disabled {
  cursor: wait;
  opacity: 0.55;
}

.channel-privacy {
  margin: 10px 0 0;
  color: rgba(220, 255, 244, 0.34);
  font-size: 0.52rem;
  line-height: 1.45;
}

.channel-privacy a {
  color: var(--green-soft);
  text-decoration: underline;
  text-underline-offset: 2px;
}

@keyframes channelHalo {
  0% { opacity: 0.64; transform: scale(0.84); }
  76%, 100% { opacity: 0; transform: scale(1.62); }
}

@keyframes channelCoreRotate {
  to { transform: rotate(360deg); }
}

@keyframes channelPresencePulse {
  0%, 100% { opacity: 0.72; transform: scale(0.85); }
  50% { opacity: 1; transform: scale(1.18); }
}

@keyframes channelTypingDot {
  0%, 60%, 100% { opacity: 0.28; transform: translateY(0); }
  30% { opacity: 1; transform: translateY(-2px); }
}

@media (max-width: 700px), (max-height: 540px) and (pointer: coarse) {
  .channel-launcher {
    right: calc(13px + env(safe-area-inset-right));
    bottom: calc(13px + env(safe-area-inset-bottom));
    width: 56px;
    min-height: 56px;
    padding: 5px;
  }

  .channel-launcher-core {
    width: 42px;
    height: 42px;
    flex-basis: 42px;
  }

  .channel-halo {
    top: 5px;
    left: 5px;
    width: 42px;
    height: 42px;
  }

  .channel-launcher-copy {
    display: none;
  }

  .channel-launcher .channel-unread {
    top: -4px;
    right: -4px;
  }

  .channel-overlay {
    inset: 0;
    width: 100%;
    height: 100dvh;
    padding: 0;
    background: #000;
    backdrop-filter: none;
  }

  .channel-card {
    width: 100%;
    height: 100%;
    min-height: 0;
    border: 0;
    border-radius: 0;
    transform: none;
  }

  .channel-overlay.open .channel-card {
    transform: none;
  }

  .channel-header {
    gap: 14px;
    padding:
      max(14px, env(safe-area-inset-top))
      max(14px, env(safe-area-inset-right))
      13px
      max(14px, env(safe-area-inset-left));
  }

  .channel-eyebrow {
    font-size: 0.6rem;
  }

  .channel-header h2 {
    margin-top: 5px;
    font-size: 1.25rem;
  }

  .channel-close {
    width: 44px;
    height: 44px;
    flex-basis: 44px;
  }

  .channel-presence {
    margin-top: 8px;
    font-size: 0.62rem;
  }

  .channel-availability-message {
    margin-top: 5px;
    font-size: 0.72rem;
    line-height: 1.42;
  }

  .channel-log {
    padding:
      16px
      max(13px, env(safe-area-inset-right))
      16px
      max(13px, env(safe-area-inset-left));
    -webkit-overflow-scrolling: touch;
  }

  .channel-message {
    max-width: 92%;
    padding: 12px 13px;
  }

  .channel-message-label,
  .channel-message time {
    font-size: 0.56rem;
  }

  .channel-message p {
    margin-block: 6px;
    font-size: 0.84rem;
    line-height: 1.58;
  }

  .channel-message-receipt,
  .channel-typing {
    font-size: 0.54rem;
  }

  .channel-typing {
    max-width: 92%;
  }

  .channel-empty {
    margin-top: 8vh;
    font-size: 0.8rem;
    line-height: 1.65;
  }

  .channel-state-row {
    margin-inline:
      max(13px, env(safe-area-inset-left))
      max(13px, env(safe-area-inset-right));
  }

  .channel-status {
    min-height: 32px;
    font-size: 0.58rem;
  }

  .channel-link-state {
    min-width: 78px;
    min-height: 32px;
    padding-inline: 7px;
    font-size: 0.43rem;
  }

  .channel-form {
    padding:
      9px
      max(13px, env(safe-area-inset-right))
      max(13px, env(safe-area-inset-bottom))
      max(13px, env(safe-area-inset-left));
  }

  .channel-form > .channel-eyebrow {
    font-size: 0.61rem;
  }

  .channel-input {
    min-height: 78px;
    padding: 12px;
    font-size: 17px;
    line-height: 1.45;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
  }

  .channel-count {
    font-size: 0.58rem;
  }

  .channel-send {
    min-height: 44px;
    padding-inline: 19px;
    font-size: 0.66rem;
  }

  .channel-privacy {
    display: none;
  }

  .channel-overlay.keyboard-active .channel-header {
    padding-top: max(8px, env(safe-area-inset-top));
    padding-bottom: 8px;
  }

  .channel-overlay.keyboard-active .channel-header .channel-eyebrow,
  .channel-overlay.keyboard-active .channel-availability-message {
    display: none;
  }

  .channel-overlay.keyboard-active .channel-header h2 {
    margin: 0;
    font-size: 1rem;
  }

  .channel-overlay.keyboard-active .channel-presence {
    margin-top: 3px;
    font-size: 0.56rem;
  }

  .channel-overlay.keyboard-active .channel-log {
    padding-top: 9px;
    padding-bottom: 9px;
  }

  .channel-overlay.keyboard-active .channel-form {
    padding-top: 7px;
  }

  .channel-overlay.keyboard-active .channel-input {
    min-height: 60px;
    max-height: 72px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .channel-launcher[data-state="online"] .channel-halo,
  .channel-launcher[data-state="online"] .channel-halo::after,
  .channel-launcher[data-state="online"] .channel-launcher-core::before,
  .channel-presence[data-state="online"] span,
  .channel-link-state i,
  .channel-typing i {
    animation: none;
  }
}