/* ==========================================================================
   Niwa Chatbot – Morph Container
   ---------------------------------------------------------------------------
   Single element: pill → full chat window.

   COLLAPSED: small pill (fit-content × 48px)
   OPEN: 380px × 580px, chat revealed

   STRUCTURE:
     .niwa-morph
       .niwa-morph__chat       (header + body — clipped when collapsed)
       .niwa-morph__pill       (bottom bar — always visible)
   ========================================================================== */

/* ── Container — Collapsed (pill) ───────────────────────────────────────── */
.niwa-morph {
  position: fixed;
  bottom: var(--niwa-flyout-offset-bottom);
  right: var(--niwa-flyout-offset-right);
  z-index: 99998;

  /* Collapsed = just the pill */
  display: flex;
  flex-direction: column;
  width: 148px;
  height: 48px;
  overflow: clip;
  overflow-clip-margin: 20px;

  /* Glass */
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow:
    0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 2px 4px -1px rgba(0, 0, 0, 0.06);
  border-radius: 24px;
  cursor: pointer;

  /* OPEN: width first (350ms), then height fast (200ms after 350ms delay) */
  transition:
    width 350ms cubic-bezier(0.4, 0, 0.2, 1),
    height 200ms cubic-bezier(0.4, 0, 0.2, 1) 350ms,
    border-radius 350ms cubic-bezier(0.4, 0, 0.2, 1),
    box-shadow 350ms ease,
    background 200ms ease;
}

/* Dark glass */
.niwa-widget[data-niwa-theme="dark"] .niwa-morph {
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(24px) saturate(1.4);
  -webkit-backdrop-filter: blur(24px) saturate(1.4);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.4),
    0 1px 0 rgba(255, 255, 255, 0.05) inset;
}

/* Light glass — frosted glass */
.niwa-widget[data-niwa-theme="light"] .niwa-morph {
  background: rgba(255, 255, 255, 0.62);
  backdrop-filter: blur(24px) saturate(1.2);
  -webkit-backdrop-filter: blur(24px) saturate(1.2);
  border-color: rgba(0, 0, 0, 0.08);
  box-shadow:
    0 4px 12px rgba(0, 0, 0, 0.08),
    0 1px 3px rgba(0, 0, 0, 0.06);
}

/* Animated gradient tint — only visible when flyout is open (light theme) */
.niwa-widget[data-niwa-theme="light"] .niwa-morph--open::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.15;
  border-radius: inherit;
  pointer-events: none;
  transform: scale(1.5);
  background:
    radial-gradient(ellipse 80% 50% at 20% 8%,  rgba(255, 120,  50, 0.70) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 75% 15%, rgba( 99,  51, 238, 0.60) 0%, transparent 55%),
    radial-gradient(ellipse 90% 50% at 50% 35%, rgba( 59, 200, 246, 0.50) 0%, transparent 55%),
    radial-gradient(ellipse 70% 45% at 30% 55%, rgba(236,  72, 153, 0.60) 0%, transparent 55%),
    radial-gradient(ellipse 80% 50% at 80% 65%, rgba( 45, 200, 120, 0.50) 0%, transparent 55%),
    radial-gradient(ellipse 60% 40% at 15% 80%, rgba(147,  51, 234, 0.60) 0%, transparent 55%),
    radial-gradient(ellipse 90% 50% at 70% 90%, rgba(255, 180,  50, 0.50) 0%, transparent 55%);
  animation: niwa-gradient-drift 30s linear infinite;
}

/* Keep chat + pill above the gradient layer */
.niwa-widget[data-niwa-theme="light"] .niwa-morph--open > .niwa-morph__chat,
.niwa-widget[data-niwa-theme="light"] .niwa-morph--open > .niwa-morph__pill {
  position: relative;
  z-index: 1;
}

/* Hover (collapsed only) */
.niwa-morph:not(.niwa-morph--open):hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.3);
}
.niwa-widget[data-niwa-theme="light"] .niwa-morph:not(.niwa-morph--open):hover {
  background: rgba(255, 255, 255, 0.82);
  border-color: rgba(0, 0, 0, 0.12);
}
.niwa-widget[data-niwa-theme="dark"] .niwa-morph:not(.niwa-morph--open):hover {
  background: rgba(0, 0, 0, 0.7);
  border-color: rgba(255, 255, 255, 0.12);
}

/* ── Expanded ───────────────────────────────────────────────────────────── */
.niwa-morph--open {
  width: var(--niwa-flyout-width);
  height: var(--niwa-flyout-height);
  max-height: var(--niwa-flyout-max-height);
  border-radius: var(--niwa-radius-lg);
  cursor: default;
  overflow: hidden;
}

/* CLOSE: height fast (150ms), then width (350ms after 150ms delay) */
.niwa-morph--closing {
  transition:
    height 150ms cubic-bezier(0.4, 0, 0.2, 1),
    width 350ms cubic-bezier(0.4, 0, 0.2, 1) 150ms,
    border-radius 350ms cubic-bezier(0.4, 0, 0.2, 1) 150ms,
    box-shadow 350ms ease,
    background 200ms ease;
}

/* Hide chat content immediately on close */
.niwa-morph--closing .niwa-morph__chat {
  opacity: 0;
  transition: opacity 100ms ease;
}

/* ==========================================================================
   Chat Area — hidden when collapsed
   ========================================================================== */

.niwa-morph__chat {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms ease 300ms;
}

.niwa-morph--open .niwa-morph__chat {
  opacity: 1;
  pointer-events: auto;
}

/* ── Header ─────────────────────────────────────────────────────────────── */
.niwa-morph__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--niwa-space-md) var(--niwa-space-lg);
  flex-shrink: 0;
}

.niwa-morph__wordmark {
  height: 10px;
  width: auto;
  opacity: 0.75;
}

[data-niwa-theme="light"] .niwa-morph__wordmark {
  filter: invert(1);
  opacity: 0.6;
}

.niwa-morph__close {
  width: 28px;
  height: 28px;
  border-radius: var(--niwa-radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--niwa-color-text-secondary);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  transition: background var(--niwa-transition-fast);
}

.niwa-morph__close:hover {
  background: rgba(0, 0, 0, 0.08);
}
[data-niwa-theme="dark"] .niwa-morph__close:hover {
  background: rgba(255, 255, 255, 0.1);
}

.niwa-morph__close svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
}

/* ── Body (scrollable, flex column for message layout) ─────────────────── */
.niwa-morph__body {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  background: transparent;
  scrollbar-width: thin;
  scrollbar-color: var(--niwa-color-border-default) transparent;
  display: flex;
  flex-direction: column;
  padding: var(--niwa-space-sm) 0;
  gap: var(--niwa-space-xs);
}

.niwa-morph__body::-webkit-scrollbar { width: 6px; }
.niwa-morph__body::-webkit-scrollbar-track { background: transparent; }
.niwa-morph__body::-webkit-scrollbar-thumb {
  background: var(--niwa-color-border-default);
  border-radius: var(--niwa-radius-full);
}

/* ── Welcome (logo + greeting) ──────────────────────────────────────────── */
.niwa-flyout__welcome {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--niwa-space-xl) var(--niwa-space-lg) var(--niwa-space-lg);
}

.niwa-flyout__logo {
  width: 72px;
  height: 72px;
  margin-bottom: var(--niwa-space-md);
}

.niwa-flyout__greeting {
  font-size: var(--niwa-font-size-xl);
  font-weight: var(--niwa-font-weight-semibold);
  color: var(--niwa-color-text-primary);
  text-align: center;
}

/* ==========================================================================
   Pill Bar — bottom input strip
   ========================================================================== */

.niwa-morph__pill {
  display: flex;
  align-items: center;
  gap: var(--niwa-space-sm);
  height: 48px;
  padding: 0 var(--niwa-space-md);
  flex-shrink: 0;
  position: relative;
}

.niwa-morph__orb {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

/* Label — collapsed only */
.niwa-morph__label {
  font-size: var(--niwa-font-size-md);
  font-weight: var(--niwa-font-weight-normal);
  color: #6B7280;
  white-space: nowrap;
  padding-right: var(--niwa-space-xs);
  line-height: 48px;
}
[data-niwa-theme="dark"] .niwa-morph__label {
  color: #9CA3AF;
}
.niwa-morph--open .niwa-morph__label {
  display: none;
}

/* Badge — inside pill, positioned top-right */
.niwa-morph__badge {
  position: absolute;
  top: -6px;
  right: -6px;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: var(--niwa-radius-full);
  background: var(--niwa-color-error);
  color: #FFFFFF;
  font-size: var(--niwa-font-size-xs);
  font-weight: var(--niwa-font-weight-bold);
  line-height: 20px;
  text-align: center;
  animation: niwa-pop-in 300ms var(--niwa-animation-bounce) both;
  pointer-events: none;
}

.niwa-morph__badge:empty { display: none; }
.niwa-morph--open .niwa-morph__badge { display: none; }

/* Input — visible only after width animation finishes */
.niwa-morph__input {
  display: flex;
  flex: 1;
  align-items: center;
  gap: 4px;
  min-width: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 150ms ease;
}
.niwa-morph--open .niwa-morph__input {
  opacity: 1;
  pointer-events: auto;
  transition: opacity 150ms ease 350ms;
}

/* WordPress themes inject aggressive textarea styles — !important ensures
   pixel-perfect alignment within the 48px pill bar. */
.niwa-widget .niwa-morph__textarea {
  flex: 1;
  height: 22px;
  min-height: 22px !important;
  max-height: 96px !important;
  resize: none !important;
  overflow-y: auto;
  background: transparent !important;
  border: none !important;
  outline: none !important;
  padding: 4px 8px !important;
  margin: 0 !important;
  font-family: var(--niwa-font-family) !important;
  font-size: 14px !important;
  font-weight: 400;
  line-height: 22px !important;
  letter-spacing: -0.14px;
  color: var(--niwa-color-text-primary);
  box-shadow: none !important;
  border-radius: 0 !important;
}
.niwa-widget .niwa-morph__textarea::placeholder {
  color: #6B7280;
}
.niwa-widget[data-niwa-theme="dark"] .niwa-morph__textarea::placeholder {
  color: #FFFFFF;
  opacity: 1;
}

/* Send button */
.niwa-morph__send {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: none;
  padding: 0;
  cursor: pointer;
  background: #0A1217;
  color: #FFFFFF;
  opacity: 0.9;
  transition: opacity 200ms ease, transform 200ms ease;
}
.niwa-morph__send:hover { opacity: 1; }
.niwa-morph__send:active { transform: scale(0.95); }
.niwa-morph__send svg { display: block; }
.niwa-morph__send--disabled {
  opacity: 0.4;
  cursor: default;
  pointer-events: none;
  background: #9CA3AF;
}
[data-niwa-theme="dark"] .niwa-morph__send {
  background: #E8E6E1;
  color: #111318;
}
[data-niwa-theme="dark"] .niwa-morph__send--disabled {
  background: #4B5563;
}

/* ==========================================================================
   Left-side variant — .niwa-morph--left
   ========================================================================== */

.niwa-morph--left {
  right: auto;
  left: var(--niwa-flyout-offset-right);
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 480px) {
  /* Default: keep desktop size on mobile */
  .niwa-morph--open {
    width: var(--niwa-flyout-width);
    max-height: var(--niwa-flyout-max-height);
  }

  /* Fullscreen mode — !important overrides inline position styles from PHP */
  .niwa-morph--open.niwa-morph--fullscreen {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100vw !important;
    height: 100dvh !important;
    max-height: none !important;
    border-radius: 0 !important;
    /* Override overflow:clip so keyboard scroll-to-focus works */
    overflow: hidden !important;
  }

  /* ── Fullscreen input bar — dark theme visibility boost ───────────────── */

  /* Taller pill with separator lines (open only — collapsed pill stays 48px) */
  .niwa-morph--open.niwa-morph--fullscreen .niwa-morph__pill {
    height: auto !important;
    padding: 10px var(--niwa-space-md) !important;
    border-top: 1px solid rgba(255, 255, 255, 0.12) !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12) !important;
  }

  /* Light theme separator lines */
  .niwa-widget[data-niwa-theme="light"] .niwa-morph--open.niwa-morph--fullscreen .niwa-morph__pill {
    border-top-color: rgba(0, 0, 0, 0.08) !important;
    border-bottom-color: rgba(0, 0, 0, 0.08) !important;
  }

  /* Send button always white in dark fullscreen (not dim when disabled) */
  [data-niwa-theme="dark"] .niwa-morph--open.niwa-morph--fullscreen .niwa-morph__send,
  [data-niwa-theme="dark"] .niwa-morph--open.niwa-morph--fullscreen .niwa-morph__send--disabled {
    background: #E8E6E1 !important;
    color: #111318 !important;
    opacity: 1 !important;
    pointer-events: auto !important;
    cursor: pointer !important;
  }
}

/* ==========================================================================
   ColorOrb
   ========================================================================== */

@property --niwa-orb-angle {
  syntax: "<angle>";
  inherits: false;
  initial-value: 0deg;
}

.niwa-orb {
  --niwa-orb-size: 24px;
  --niwa-orb-base: oklch(22.64% 0 0);
  --niwa-orb-accent1: oklch(75% 0.15 350);
  --niwa-orb-accent2: oklch(80% 0.12 200);
  --niwa-orb-accent3: oklch(78% 0.14 280);
  --niwa-orb-spin: 20s;
  display: grid;
  grid-template-areas: "stack";
  width: var(--niwa-orb-size);
  height: var(--niwa-orb-size);
  overflow: hidden;
  border-radius: 50%;
  position: relative;
  transform: scale(1.1);
}

.niwa-orb::before,
.niwa-orb::after {
  content: "";
  display: block;
  grid-area: stack;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  transform: translateZ(0);
}

.niwa-orb::before {
  background:
    conic-gradient(from calc(var(--niwa-orb-angle) * 2) at 25% 70%, var(--niwa-orb-accent3), transparent 20% 80%, var(--niwa-orb-accent3)),
    conic-gradient(from calc(var(--niwa-orb-angle) * 2) at 45% 75%, var(--niwa-orb-accent2), transparent 30% 60%, var(--niwa-orb-accent2)),
    conic-gradient(from calc(var(--niwa-orb-angle) * -3) at 80% 20%, var(--niwa-orb-accent1), transparent 40% 60%, var(--niwa-orb-accent1)),
    conic-gradient(from calc(var(--niwa-orb-angle) * 2) at 15% 5%, var(--niwa-orb-accent2), transparent 10% 90%, var(--niwa-orb-accent2)),
    conic-gradient(from calc(var(--niwa-orb-angle) * 1) at 20% 80%, var(--niwa-orb-accent1), transparent 10% 90%, var(--niwa-orb-accent1)),
    conic-gradient(from calc(var(--niwa-orb-angle) * -2) at 85% 10%, var(--niwa-orb-accent3), transparent 20% 80%, var(--niwa-orb-accent3));
  box-shadow: inset var(--niwa-orb-base) 0 0 0.5px 0.1px;
  filter: blur(0.2px) contrast(1.3);
  animation: niwa-orb-spin var(--niwa-orb-spin) linear infinite;
}

.niwa-orb::after {
  background-image: radial-gradient(circle at center, var(--niwa-orb-base) 0.05px, transparent 0.05px);
  background-size: 0.1px 0.1px;
  backdrop-filter: blur(0.4px) contrast(2.6);
  mix-blend-mode: overlay;
}

@keyframes niwa-orb-spin {
  to { --niwa-orb-angle: 360deg; }
}

@keyframes niwa-gradient-drift {
  from { transform: scale(1.5) rotate(0deg); }
  to   { transform: scale(1.5) rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
  .niwa-orb::before { animation: none; }
  .niwa-morph--open::before { animation: none; }
}