/* ============================================================
   CHATBOT WIDGET — SMA Kebangsaan
   Semua warna mengacu CSS variables di tokens.css
   ============================================================ */

.cbk { box-sizing: border-box; }
.cbk *, .cbk *::before, .cbk *::after { box-sizing: border-box; }

/* ---------- Floating Button ---------- */
.cbk-fab {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 56px;
  height: 56px;
  border-radius: 9999px;
  background: var(--color-red-700);
  color: #fff;
  border: 0;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  transition: transform var(--duration-base) var(--ease-spring),
              background-color var(--duration-base) var(--ease-default);
}
.cbk-fab:hover { transform: scale(1.05); background: var(--color-red-800); }
.cbk-fab svg { width: 26px; height: 26px; }
.cbk-fab[hidden] { display: none; }

/* ---------- Popup Shell ---------- */
.cbk-popup {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 420px;
  height: 600px;
  max-height: calc(100dvh - 3rem);
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.18);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 1001;
  font-family: var(--font-sans);
  color: var(--color-text-primary);
  animation: cbk-pop var(--duration-slow) var(--ease-spring);
}
.cbk-popup[hidden] { display: none; }

@keyframes cbk-pop {
  from { opacity: 0; transform: translateY(12px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

@media (max-width: 640px) {
  .cbk-popup {
    inset: 0;
    width: 100vw;
    height: 100dvh;
    max-height: 100dvh;
    border-radius: 0;
  }
}

/* ---------- Intro Screen ---------- */
.cbk-intro {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-8) var(--space-6);
  gap: var(--space-3);
  position: relative;
}
.cbk-intro__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  background: transparent;
  border: 0;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 9999px;
}
.cbk-intro__close:hover { background: var(--color-neutral-100); color: var(--color-text-primary); }
.cbk-intro__logo { width: 64px; height: 64px; object-fit: contain; }
.cbk-intro__title {
  font-family: var(--font-display);
  font-weight: var(--font-weight-bold);
  font-size: var(--text-md);
  color: var(--color-navy-primary);
  margin: var(--space-2) 0 0;
}
.cbk-intro__subtitle {
  font-size: var(--text-sm);
  color: var(--color-red-700);
  font-weight: var(--font-weight-medium);
  margin: 0;
}
.cbk-intro__desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
  max-width: 36ch;
  margin: var(--space-2) 0 var(--space-6);
}
.cbk-intro__footer {
  position: absolute;
  bottom: var(--space-4);
  left: 0; right: 0;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ---------- Buttons ---------- */
.cbk-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 0;
  cursor: pointer;
  border-radius: 10px;
  padding: 12px 18px;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-bold);
  transition: var(--transition-colors), transform var(--duration-fast) var(--ease-default);
  width: 100%;
}
.cbk-btn:active { transform: translateY(1px); }
.cbk-btn--navy { background: var(--color-navy-primary); color: #fff; }
.cbk-btn--navy:hover { background: var(--color-navy-600); }
.cbk-btn--red  { background: var(--color-red-700); color: #fff; }
.cbk-btn--red:hover { background: var(--color-red-800); }
.cbk-btn--ghost { background: transparent; color: var(--color-text-secondary); }

/* ---------- Onboarding ---------- */
.cbk-ob {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: var(--space-5) var(--space-6) var(--space-6);
  gap: var(--space-3);
}
.cbk-ob__head {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}
.cbk-ob__back, .cbk-ob__close {
  background: transparent;
  border: 0;
  cursor: pointer;
  color: var(--color-text-secondary);
  padding: 6px;
  border-radius: 8px;
}
.cbk-ob__back:hover, .cbk-ob__close:hover { background: var(--color-neutral-100); color: var(--color-text-primary); }
.cbk-ob__close { margin-left: auto; }
.cbk-ob h3 {
  font-family: var(--font-display);
  font-size: var(--text-md);
  color: var(--color-navy-primary);
  margin: 0;
}
.cbk-ob p { font-size: var(--text-sm); color: var(--color-text-secondary); margin: 0 0 var(--space-3); }
.cbk-ob label { display:block; font-size: var(--text-sm); font-weight: var(--font-weight-medium); margin-bottom: 6px; color: var(--color-text-primary); }
.cbk-ob input[type="text"] {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--color-border-default);
  border-radius: 10px;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  background: #fff;
  color: var(--color-text-primary);
  transition: var(--transition-colors);
}
.cbk-ob input[type="text"]:focus {
  outline: 0;
  border-color: var(--color-navy-primary);
  box-shadow: 0 0 0 3px var(--color-navy-50);
}
.cbk-ob__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}
.cbk-role {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: var(--space-3);
  border: 1.5px solid var(--color-border-default);
  border-radius: 12px;
  background: #fff;
  cursor: pointer;
  font-size: var(--text-sm);
  text-align: center;
  transition: var(--transition-colors);
}
.cbk-role:hover { border-color: var(--color-navy-300); }
.cbk-role__emoji { font-size: 22px; }
.cbk-role.is-selected {
  border-color: var(--color-navy-primary);
  background: var(--color-navy-50);
  color: var(--color-navy-primary);
  font-weight: var(--font-weight-bold);
}
.cbk-ob__spacer { flex: 1; }

/* ---------- Chat Header ---------- */
.cbk-chat { display: flex; flex-direction: column; height: 100%; }
.cbk-header {
  background: var(--color-navy-primary);
  color: #fff;
  padding: 12px var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.cbk-header img { width: 28px; height: 28px; object-fit: contain; }
.cbk-header__title { display:flex; flex-direction: column; line-height: 1.1; }
.cbk-header__name { font-weight: var(--font-weight-bold); font-size: var(--text-sm); }
.cbk-header__status { font-size: 11px; color: var(--color-navy-100); display: inline-flex; align-items: center; gap: 4px; }
.cbk-dot { width:8px; height:8px; border-radius:9999px; background:#2ecc71; box-shadow: 0 0 0 0 rgba(46,204,113,0.5); animation: cbk-pulse 1.6s infinite; }
@keyframes cbk-pulse {
  0% { box-shadow: 0 0 0 0 rgba(46,204,113,0.5); }
  70% { box-shadow: 0 0 0 8px rgba(46,204,113,0); }
  100% { box-shadow: 0 0 0 0 rgba(46,204,113,0); }
}
.cbk-header__close {
  margin-left: auto;
  background: transparent;
  border: 0;
  color: #fff;
  cursor: pointer;
  padding: 4px;
  border-radius: 6px;
}
.cbk-header__close:hover { background: rgba(255,255,255,0.12); }

/* ---------- Messages ---------- */
.cbk-msgs {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4);
  background: var(--color-neutral-50);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.cbk-row { display: flex; flex-direction: column; max-width: 85%; }
.cbk-row--ai   { align-self: flex-start; }
.cbk-row--user { align-self: flex-end; align-items: flex-end; }
.cbk-bubble {
  padding: 10px 14px;
  font-size: var(--text-sm);
  line-height: var(--leading-snug);
  white-space: pre-wrap;
  word-wrap: break-word;
}
.cbk-row--ai .cbk-bubble {
  background: #fff;
  border: 1px solid var(--color-border-subtle);
  color: var(--color-navy-primary);
  border-radius: 4px 16px 16px 16px;
}
.cbk-row--user .cbk-bubble {
  background: var(--color-navy-primary);
  color: #fff;
  border-radius: 16px 4px 16px 16px;
}
.cbk-time { font-size: 0.7rem; color: var(--color-text-muted); margin-top: 4px; }
.cbk-link { color: var(--color-red-700); font-weight: 600; text-decoration: underline; text-underline-offset: 2px; }
.cbk-link:hover { color: var(--color-red-800); }

/* Typing indicator */
.cbk-typing { display: inline-flex; gap: 4px; padding: 4px 2px; }
.cbk-typing span {
  width: 7px; height: 7px; border-radius: 9999px;
  background: var(--color-navy-300);
  animation: cbk-bounce 1.2s infinite;
}
.cbk-typing span:nth-child(2) { animation-delay: 0.15s; }
.cbk-typing span:nth-child(3) { animation-delay: 0.3s; }
@keyframes cbk-bounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.5; }
  30% { transform: translateY(-5px); opacity: 1; }
}

/* Suggested chips */
.cbk-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 0 var(--space-4) var(--space-2);
  background: var(--color-neutral-50);
}
.cbk-chip {
  background: #fff;
  border: 1px solid var(--color-border-default);
  color: var(--color-navy-primary);
  padding: 6px 12px;
  border-radius: 9999px;
  font-size: 12px;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: var(--transition-colors);
}
.cbk-chip:hover { background: var(--color-navy-50); border-color: var(--color-navy-primary); }

/* Input */
.cbk-input {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 10px var(--space-3);
  border-top: 1px solid var(--color-border-subtle);
  background: #fff;
}
.cbk-input input {
  flex: 1;
  border: 1px solid var(--color-border-default);
  border-radius: 9999px;
  padding: 10px 14px;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  outline: 0;
  color: var(--color-text-primary);
  background: #fff;
}
.cbk-input input:focus { border-color: var(--color-navy-primary); }
.cbk-send {
  width: 40px; height: 40px;
  border-radius: 9999px;
  border: 0;
  background: var(--color-red-700);
  color: #fff;
  cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: var(--transition-colors);
}
.cbk-send:hover { background: var(--color-red-800); }
.cbk-send:disabled { background: var(--color-neutral-300); cursor: not-allowed; }
.cbk-counter { font-size: 11px; color: var(--color-text-muted); padding: 0 var(--space-4) 6px; background: #fff; text-align: right; }
.cbk-counter[hidden] { display: none; }