/* =====================================================================
   MASUK PTN — Redesign v3 · TANYA AI page (ai.css)
   Page-specific polish only. Violet = AI/tech accent page.
   Flat colors only — zero gradients. Glass: chat-header status pill
   (+ the base.css glass breadcrumb in the page header).
   ===================================================================== */

/* ------------------------------------------------------------------ */
/*  Page header rhythm                                                 */
/* ------------------------------------------------------------------ */
.page-header { margin-bottom: 0 !important; }

/* ------------------------------------------------------------------ */
/*  Article column — long-form copy on a premium surface               */
/* ------------------------------------------------------------------ */
.konten-artikel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
  padding: clamp(1.6rem, 3vw, 2.75rem);
}
.konten-artikel > h2:first-child { margin-top: 0; }

/* AI page editorial accent — the lead heading goes violet */
.konten-artikel h2.text-primary { color: var(--violet-600) !important; }

.konten-artikel ul li { margin-bottom: 10px; }
.konten-artikel ul li::marker { color: var(--violet); }

/* "Tips Kilat" callout — amber tip treatment (beat .bg-light utility) */
.konten-artikel .bg-light.border-start {
  background: var(--amber-50) !important;
  border-left-color: var(--amber) !important;
  border-radius: var(--r) !important;
  box-shadow: var(--shadow-xs);
}
.konten-artikel .bg-light.border-start h5 {
  color: var(--navy);
  font-size: var(--fs-md);
}
.konten-artikel .bg-light.border-start p { color: var(--ink-soft); }

/* ------------------------------------------------------------------ */
/*  Chat card — flat violet AI assistant                               */
/* ------------------------------------------------------------------ */
.col-lg-5 > .card {
  border: 1px solid var(--line) !important;
  border-radius: var(--r-lg) !important;
  box-shadow: var(--shadow-lg) !important;
  position: sticky;
  top: 96px;
}

/* Header — flat violet, no gradient */
.col-lg-5 > .card .card-header {
  background: var(--violet-600) !important;
  border: none;
}
.col-lg-5 > .card .card-header h6 {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-weight: 700;
  font-size: var(--fs-sm);
  letter-spacing: .01em;
}

/* Glass accent — status pill floating on the violet header */
.col-lg-5 > .card .card-header .d-flex.align-items-center {
  background: rgba(255, 255, 255, .14);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, .28);
  border-radius: var(--r-pill);
  padding: .35rem .95rem;
}

/* Status dot — flat green online indicator, keep the pulse */
.col-lg-5 > .card .card-header .bg-info {
  background: var(--green) !important;
  animation: ai-status 2.2s var(--ease) infinite;
}
@keyframes ai-status {
  0%   { box-shadow: 0 0 0 0 rgba(23, 174, 100, .55); }
  70%  { box-shadow: 0 0 0 7px rgba(23, 174, 100, 0); }
  100% { box-shadow: 0 0 0 0 rgba(23, 174, 100, 0); }
}

/* Chat scroll area — soft violet tint, flat */
#chat-box {
  background: var(--violet-50) !important;
}
#chat-box::-webkit-scrollbar { width: 6px; }
#chat-box::-webkit-scrollbar-track { background: transparent; }
#chat-box::-webkit-scrollbar-thumb {
  background: var(--violet-100);
  border: none;
  border-radius: var(--r-pill);
}
#chat-box::-webkit-scrollbar-thumb:hover { background: var(--violet); }

/* Bot bubble — white, hairline border, soft depth */
#chat-box .bg-white {
  border: 1px solid var(--line) !important;
  box-shadow: var(--shadow-xs) !important;
  color: var(--ink-soft);
  animation: bubble-in .4s var(--ease);
}

/* User bubble — flat violet, white text */
#chat-box .bg-primary {
  background: var(--violet-600) !important;
  box-shadow: var(--shadow-sm) !important;
  animation: bubble-in .4s var(--ease);
}

@keyframes bubble-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: none; }
}

/* "MASUK PTN sedang mengetik..." loading line */
.animate-pulse { animation: pulse 2s var(--ease-soft) infinite; }
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: .5; }
}

/* ------------------------------------------------------------------ */
/*  Footer input area                                                  */
/* ------------------------------------------------------------------ */
.col-lg-5 > .card .card-footer {
  background: var(--surface) !important;
  border-top: 1px solid var(--line-soft) !important;
}
.col-lg-5 > .card .card-footer .input-group {
  border: 1px solid var(--line);
  border-radius: var(--r-sm) !important;
  box-shadow: var(--shadow-xs) !important;
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.col-lg-5 > .card .card-footer .input-group:focus-within {
  border-color: var(--violet);
  box-shadow: 0 0 0 .25rem var(--violet-100) !important;
}
.col-lg-5 > .card .card-footer #user-input {
  background: transparent !important;
  border: none !important;
  font-size: var(--fs-sm) !important;
}
.col-lg-5 > .card .card-footer #user-input:focus { box-shadow: none; }
.col-lg-5 > .card .card-footer #user-input::placeholder { color: var(--muted-200); }

/* Send button — flat violet */
.col-lg-5 > .card .card-footer #btn-send {
  background: var(--violet-600) !important;
  border: none;
  color: #fff;
  border-radius: 0;
  box-shadow: none;
  transition: background-color .25s var(--ease);
}
.col-lg-5 > .card .card-footer #btn-send:hover,
.col-lg-5 > .card .card-footer #btn-send:focus {
  background: var(--violet) !important;
  transform: none;
}
.col-lg-5 > .card .card-footer #btn-send i { transition: transform .3s var(--ease); }
.col-lg-5 > .card .card-footer #btn-send:hover i { transform: translateX(2px); }

/* ------------------------------------------------------------------ */
/*  Markdown rendered inside bot bubbles                               */
/* ------------------------------------------------------------------ */
.markdown-body p { margin-bottom: .5rem; }
.markdown-body p:last-child { margin-bottom: 0; }
.markdown-body ul, .markdown-body ol {
  padding-left: 1.5rem;
  margin-bottom: .5rem;
}
.markdown-body strong { font-weight: 700; color: var(--ink); }
.markdown-body a { color: var(--violet-600); font-weight: 600; }
.markdown-body a:hover { color: var(--navy); }

/* ------------------------------------------------------------------ */
/*  Responsive                                                         */
/* ------------------------------------------------------------------ */
@media (max-width: 991.98px) {
  .col-lg-5 > .card { position: static; }
}