@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&display=swap');

/* ============================================================
   Orion Chat Widget — Stylesheet v1.2.0
   All selectors are namespaced with #orion- to avoid conflicts.
   Primary color is applied via --orion-color CSS variable (set by JS).
   ============================================================ */

:root {
  --orion-color:        #4F46E5;
  --orion-color-dark:   #3730A3;
  --orion-color-light:  #EEF2FF;
  --orion-surface:      #ffffff;
  --orion-surface-soft: #f6f8fc;
  --orion-ink:          #0f172a;
  --orion-ink-soft:     #475569;
  --orion-radius:       24px;
  --orion-shadow:       0 24px 80px rgba(15,23,42,.22), 0 8px 24px rgba(15,23,42,.12);
  --orion-font:         'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --orion-z:            2147483640;
  --orion-transition:   .22s cubic-bezier(.4,0,.2,1);
}

/* ── Floating trigger button ─────────────────────────────────────────────── */

#orion-trigger {
  position: fixed;
  bottom: 24px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 30% 25%, rgba(255,255,255,.28) 0, rgba(255,255,255,0) 36%),
    linear-gradient(135deg, var(--orion-color) 0%, var(--orion-color-dark) 100%);
  color: #fff;
  border: none;
  cursor: pointer;
  z-index: var(--orion-z);
  box-shadow: 0 18px 34px color-mix(in srgb, var(--orion-color) 50%, transparent), 0 6px 18px rgba(15,23,42,.18);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--orion-transition), background var(--orion-transition), box-shadow var(--orion-transition);
  outline: none;
}

#orion-trigger.orion-pos-right { right: 24px; }
#orion-trigger.orion-pos-left  { left: 24px; }

#orion-trigger:hover {
  transform: translateY(-2px) scale(1.06);
  box-shadow: 0 22px 42px color-mix(in srgb, var(--orion-color) 58%, transparent), 0 10px 24px rgba(15,23,42,.2);
}

#orion-trigger:active { transform: scale(.94); }

#orion-trigger svg {
  width: 27px;
  height: 27px;
  transition: opacity var(--orion-transition), transform var(--orion-transition);
}

#orion-badge {
  position: absolute;
  top: -3px;
  right: -3px;
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  min-width: 20px;
  height: 20px;
  border-radius: 10px;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
  font-family: var(--orion-font);
  border: 2px solid #fff;
  box-shadow: 0 8px 18px rgba(239,68,68,.32);
}

#orion-badge.orion-badge-show { display: flex; }

/* ── Chat window ─────────────────────────────────────────────────────────── */

#orion-window {
  position: fixed;
  bottom: 100px;
  width: 400px;
  max-width: calc(100vw - 20px);
  height: 640px;
  max-height: calc(100vh - 120px);
  background:
    radial-gradient(circle at top right, rgba(255,255,255,.84), rgba(255,255,255,0) 32%),
    linear-gradient(180deg, rgba(248,250,252,.96) 0%, rgba(255,255,255,.98) 100%);
  border-radius: var(--orion-radius);
  box-shadow: var(--orion-shadow);
  z-index: var(--orion-z);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  font-family: var(--orion-font);
  font-size: 14px;
  color: var(--orion-ink);
  transform: scale(.94) translateY(16px);
  opacity: 0;
  pointer-events: none;
  transition: transform var(--orion-transition), opacity var(--orion-transition);
  border: 1px solid rgba(255,255,255,.6);
  backdrop-filter: blur(14px);
}

#orion-window.orion-pos-right { right: 24px; }
#orion-window.orion-pos-left  { left: 24px; }

#orion-window.orion-open {
  transform: scale(1) translateY(0);
  opacity: 1;
  pointer-events: all;
}

/* ── Header ──────────────────────────────────────────────────────────────── */

#orion-header {
  background: linear-gradient(135deg, var(--orion-color) 0%, var(--orion-color-dark) 100%);
  color: #fff;
  padding: 18px 18px 16px;
  display: flex;
  align-items: center;
  gap: 11px;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
}

#orion-header::after {
  content: '';
  position: absolute;
  inset: auto -36px -58px auto;
  width: 155px;
  height: 155px;
  border-radius: 50%;
  background: rgba(255,255,255,.12);
}

#orion-header-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,.22);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  border: 2px solid rgba(255,255,255,.3);
  z-index: 1;
}

#orion-header-avatar svg { width: 22px; height: 22px; }

.orion-status-dot {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 11px;
  height: 11px;
  background: #22c55e;
  border-radius: 50%;
  border: 2px solid var(--orion-color);
  animation: orion-status-pulse 2.4s infinite;
}

@keyframes orion-status-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(34,197,94,.5); }
  50%      { box-shadow: 0 0 0 4px rgba(34,197,94,0); }
}

#orion-header-info {
  flex: 1;
  min-width: 0;
  position: relative;
  z-index: 1;
}

#orion-header-title {
  font-weight: 800;
  font-size: 16px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: -.02em;
}

#orion-header-status {
  font-size: 11px;
  opacity: .95;
  margin-top: 5px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  width: fit-content;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.14);
  backdrop-filter: blur(6px);
}

#orion-header-actions {
  display: flex;
  gap: 6px;
  position: relative;
  z-index: 1;
}

.orion-hdr-btn {
  background: rgba(255,255,255,.16);
  border: none;
  color: #fff;
  width: 32px;
  height: 32px;
  border-radius: 12px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--orion-transition), transform var(--orion-transition);
}

.orion-hdr-btn:hover {
  background: rgba(255,255,255,.28);
  transform: translateY(-1px);
}

.orion-hdr-btn svg { width: 16px; height: 16px; }

/* ── Tabs (Chat / History) ───────────────────────────────────────────────── */

#orion-tabs {
  display: flex;
  border-bottom: 1px solid rgba(148,163,184,.18);
  flex-shrink: 0;
  background: rgba(255,255,255,.82);
  backdrop-filter: blur(12px);
}

.orion-tab {
  flex: 1;
  padding: 12px 6px 11px;
  border: none;
  background: transparent;
  cursor: pointer;
  font-size: 12px;
  font-weight: 700;
  color: #64748b;
  border-bottom: 2px solid transparent;
  transition: color var(--orion-transition), border-color var(--orion-transition);
  font-family: var(--orion-font);
  letter-spacing: .02em;
}

.orion-tab.orion-tab-active {
  color: var(--orion-color);
  border-bottom-color: var(--orion-color);
}

.orion-tab:hover:not(.orion-tab-active) { color: #334155; }

/* ── Banners ─────────────────────────────────────────────────────────────── */

.orion-banner {
  padding: 10px 14px;
  font-size: 12px;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  flex-shrink: 0;
  line-height: 1.45;
  font-weight: 600;
}

.orion-banner svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
  margin-top: 1px;
}

.orion-banner-warning { background: #fffbeb; color: #92400e; border-bottom: 1px solid #fde68a; }
.orion-banner-info    { background: #eff6ff; color: #1e40af; border-bottom: 1px solid #bfdbfe; }
.orion-banner-success { background: #f0fdf4; color: #065f46; border-bottom: 1px solid #bbf7d0; }

.orion-banner-context-limit {
  background: #fff7ed;
  color: #9a3412;
  border-bottom: 1px solid #fed7aa;
}

/* ── Messages panel ──────────────────────────────────────────────────────── */

#orion-messages-panel,
#orion-history-panel {
  flex: 1;
  overflow-y: auto;
  padding: 18px 16px 10px;
  scroll-behavior: smooth;
  background:
    radial-gradient(circle at top left, rgba(79,70,229,.05), rgba(79,70,229,0) 36%),
    linear-gradient(180deg, #f8fafc 0%, #fdfdff 100%);
}

#orion-messages-panel::-webkit-scrollbar,
#orion-history-panel::-webkit-scrollbar { width: 4px; }

#orion-messages-panel::-webkit-scrollbar-thumb,
#orion-history-panel::-webkit-scrollbar-thumb {
  background: #d1d5db;
  border-radius: 2px;
}

#orion-messages-panel::-webkit-scrollbar-track,
#orion-history-panel::-webkit-scrollbar-track { background: transparent; }

/* ── Message bubbles ─────────────────────────────────────────────────────── */

.orion-msg {
  display: flex;
  margin-bottom: 12px;
  animation: orion-msg-in .2s ease;
  align-items: flex-end;
  gap: 8px;
}

@keyframes orion-msg-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.orion-msg-user  { justify-content: flex-end; }
.orion-msg-bot,
.orion-msg-human_agent,
.orion-msg-system { justify-content: flex-start; }

.orion-msg-avatar {
  width: 26px;
  height: 26px;
  min-width: 26px;
  border-radius: 50%;
  background: linear-gradient(180deg, color-mix(in srgb, var(--orion-color) 16%, white), var(--orion-color-light));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  align-self: flex-end;
  margin-bottom: 2px;
  box-shadow: 0 10px 18px rgba(148,163,184,.14);
}

.orion-msg-avatar svg { width: 14px; height: 14px; color: var(--orion-color); }

.orion-msg-human_agent .orion-msg-avatar {
  background: linear-gradient(180deg, #eff6ff, #dbeafe);
}

.orion-msg-human_agent .orion-msg-avatar svg { color: #2563eb; }

.orion-msg-user .orion-msg-avatar,
.orion-msg-system .orion-msg-avatar { display: none; }

.orion-msg-body {
  display: flex;
  flex-direction: column;
  max-width: 84%;
}

.orion-msg-user .orion-msg-body { align-items: flex-end; }
.orion-msg-bot .orion-msg-body,
.orion-msg-human_agent .orion-msg-body { align-items: flex-start; }

.orion-msg-system .orion-msg-body {
  align-items: center;
  width: 100%;
  max-width: 100%;
}

.orion-bubble {
  padding: 11px 14px;
  border-radius: 18px;
  line-height: 1.55;
  word-break: break-word;
  font-size: 13.5px;
}

.orion-msg-user .orion-bubble {
  background: linear-gradient(135deg, var(--orion-color) 0%, var(--orion-color-dark) 100%);
  color: #fff;
  border-bottom-right-radius: 5px;
  box-shadow: 0 14px 24px color-mix(in srgb, var(--orion-color) 28%, transparent);
}

.orion-msg-bot .orion-bubble {
  background: rgba(255,255,255,.92);
  color: #1f2937;
  border-bottom-left-radius: 5px;
  box-shadow: 0 10px 18px rgba(148,163,184,.12);
  border: 1px solid rgba(226,232,240,.95);
}

.orion-msg-human_agent .orion-bubble {
  background: #eff6ff;
  color: #1e3a8a;
  border-bottom-left-radius: 5px;
  border: 1px solid #bfdbfe;
  box-shadow: 0 10px 18px rgba(37,99,235,.08);
}

.orion-msg-system .orion-bubble {
  background: #f0fdf4;
  color: #166534;
  font-size: 12px;
  font-style: italic;
  border-radius: 10px;
  padding: 6px 12px;
  text-align: center;
  border: 1px solid #bbf7d0;
  width: 100%;
  box-sizing: border-box;
}

.orion-msg-system.orion-msg-context-limit .orion-bubble {
  background: #fff7ed;
  color: #9a3412;
  border-color: #fed7aa;
  font-style: normal;
  font-weight: 600;
}

.orion-msg-meta {
  font-size: 10px;
  color: #94a3b8;
  margin-top: 4px;
  padding: 0 2px;
}

.orion-msg-user .orion-msg-meta { text-align: right; }
.orion-msg-bot .orion-msg-meta,
.orion-msg-human_agent .orion-msg-meta { text-align: left; }
.orion-msg-system .orion-msg-meta { text-align: center; }

.orion-msg-sender-label {
  font-size: 10px;
  font-weight: 700;
  color: #2563eb;
  margin-bottom: 3px;
  padding: 0 2px;
  letter-spacing: .02em;
}

/* ── Typing indicator ────────────────────────────────────────────────────── */

#orion-typing {
  display: none;
  padding: 0 16px 14px;
  align-items: center;
  gap: 8px;
}

#orion-typing.orion-typing-show { display: flex; }

.orion-typing-avatar {
  width: 26px;
  height: 26px;
  min-width: 26px;
  border-radius: 50%;
  background: var(--orion-color-light);
  display: flex;
  align-items: center;
  justify-content: center;
}

.orion-typing-avatar svg { width: 14px; height: 14px; color: var(--orion-color); }

.orion-typing-bubble {
  background: rgba(255,255,255,.94);
  border: 1px solid rgba(226,232,240,.96);
  border-radius: 18px;
  border-bottom-left-radius: 5px;
  padding: 10px 14px;
  display: flex;
  gap: 5px;
  align-items: center;
  box-shadow: 0 10px 18px rgba(148,163,184,.12);
}

.orion-dot {
  width: 7px;
  height: 7px;
  background: #9ca3af;
  border-radius: 50%;
  animation: orion-dot 1.2s infinite ease-in-out;
}

.orion-dot:nth-child(2) { animation-delay: .15s; }
.orion-dot:nth-child(3) { animation-delay: .3s; }

@keyframes orion-dot {
  0%, 80%, 100% { transform: scale(.65); opacity: .4; }
  40%           { transform: scale(1); opacity: 1; }
}

/* ── Token progress bar ──────────────────────────────────────────────────── */

#orion-token-bar {
  height: 4px;
  background: rgba(226,232,240,.9);
  flex-shrink: 0;
}

#orion-token-fill {
  height: 100%;
  background: var(--orion-color);
  transition: width .5s ease, background .5s ease;
  width: 0;
  border-radius: 999px;
}

/* ── Input area ──────────────────────────────────────────────────────────── */

#orion-input-area {
  padding: 14px 14px 15px;
  border-top: 1px solid rgba(226,232,240,.9);
  flex-shrink: 0;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
}

#orion-input-row {
  display: flex;
  gap: 8px;
  align-items: flex-end;
}

#orion-input {
  flex: 1;
  border: 1.5px solid rgba(203,213,225,.95);
  border-radius: 16px;
  padding: 11px 14px;
  font-size: 13.5px;
  font-family: var(--orion-font);
  resize: none;
  outline: none;
  max-height: 110px;
  overflow-y: auto;
  line-height: 1.5;
  transition: border-color var(--orion-transition), box-shadow var(--orion-transition);
  color: #1f2937;
  background: var(--orion-surface-soft);
}

#orion-input:focus {
  border-color: var(--orion-color);
  background: #fff;
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--orion-color) 15%, transparent);
}

#orion-input::placeholder { color: #9ca3af; }

#orion-send {
  width: 42px;
  height: 42px;
  min-width: 42px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--orion-color) 0%, var(--orion-color-dark) 100%);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--orion-transition), transform var(--orion-transition), box-shadow var(--orion-transition);
  flex-shrink: 0;
  box-shadow: 0 16px 24px color-mix(in srgb, var(--orion-color) 28%, transparent);
}

#orion-send:hover {
  transform: translateY(-1px);
  box-shadow: 0 20px 30px color-mix(in srgb, var(--orion-color) 36%, transparent);
}

#orion-send:active { transform: scale(.88); }
#orion-send:disabled { opacity: .45; cursor: not-allowed; box-shadow: none; }
#orion-send svg { width: 18px; height: 18px; }

#orion-input-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
}

#orion-input-hint {
  font-size: 11px;
  color: #64748b;
  letter-spacing: .01em;
}

#orion-char-count {
  font-size: 11px;
  color: #94a3b8;
  font-weight: 700;
}

#orion-char-count.orion-count-warn { color: #ef4444; }

/* ── History panel ───────────────────────────────────────────────────────── */

#orion-history-panel { display: none; }

.orion-hist-item {
  border: 1px solid rgba(226,232,240,.96);
  border-radius: 16px;
  margin-bottom: 10px;
  overflow: hidden;
  cursor: pointer;
  transition: border-color var(--orion-transition), box-shadow var(--orion-transition);
  background: rgba(255,255,255,.92);
  box-shadow: 0 10px 18px rgba(148,163,184,.08);
}

.orion-hist-item:hover {
  border-color: var(--orion-color);
  box-shadow: 0 16px 28px rgba(148,163,184,.14);
}

.orion-hist-header {
  padding: 10px 13px;
  background: rgba(248,250,252,.92);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  font-weight: 700;
}

.orion-hist-status {
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 99px;
  font-weight: 800;
  letter-spacing: .02em;
}

.orion-status-OPEN,
.orion-status-IN_PROGRESS { background: #d1fae5; color: #065f46; }

.orion-status-BLOCKED,
.orion-status-CLOSED { background: #fee2e2; color: #991b1b; }

.orion-status-RESOLVED { background: #f3f4f6; color: #374151; }

.orion-hist-messages {
  max-height: 200px;
  overflow-y: auto;
  padding: 10px 13px;
  display: none;
  background: #fff;
}

.orion-hist-item.orion-hist-open .orion-hist-messages { display: block; }

.orion-hist-msg {
  font-size: 12px;
  margin-bottom: 8px;
  line-height: 1.45;
  padding: 4px 0;
  border-bottom: 1px solid #f3f4f6;
}

.orion-hist-msg:last-child { border-bottom: none; margin-bottom: 0; }
.orion-hist-msg .orion-sender { font-weight: 700; margin-right: 5px; }
.orion-hist-msg.msg-user .orion-sender { color: var(--orion-color); }
.orion-hist-msg.msg-bot .orion-sender { color: #059669; }
.orion-hist-msg.msg-human_agent .orion-sender { color: #2563eb; }

.orion-hist-empty {
  text-align: center;
  padding: 40px 20px;
  color: #9ca3af;
  font-size: 13px;
}

/* ── Error / info states ─────────────────────────────────────────────────── */

.orion-error-msg {
  background: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
  border-radius: 16px;
  padding: 9px 13px;
  font-size: 12px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
  animation: orion-msg-in .2s ease;
  box-shadow: 0 10px 18px rgba(239,68,68,.08);
}

.orion-error-msg button {
  margin-left: auto;
  background: #ef4444;
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 4px 12px;
  font-size: 11px;
  cursor: pointer;
  font-family: var(--orion-font);
  font-weight: 700;
  flex-shrink: 0;
}

.orion-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: #9ca3af;
  gap: 10px;
  padding: 24px 20px;
  text-align: center;
}

.orion-empty-state svg {
  width: 48px;
  height: 48px;
  opacity: .35;
  color: var(--orion-color);
}

.orion-empty-state p {
  font-size: 14px;
  margin: 0;
  color: var(--orion-ink-soft);
  line-height: 1.6;
  max-width: 260px;
}

.orion-empty-state-hint {
  font-size: 11.5px;
  color: #94a3b8;
  margin-top: 4px;
  letter-spacing: .02em;
  text-transform: uppercase;
}

.orion-suggestions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 7px;
  margin-top: 8px;
  width: 100%;
}

.orion-suggestion-chip {
  background: rgba(255,255,255,.88);
  border: 1.5px solid rgba(203,213,225,.9);
  border-radius: 999px;
  padding: 7px 14px;
  font-size: 12px;
  color: #334155;
  cursor: pointer;
  transition: border-color var(--orion-transition), background var(--orion-transition), transform var(--orion-transition), box-shadow var(--orion-transition);
  font-family: var(--orion-font);
  font-weight: 700;
  white-space: nowrap;
}

.orion-suggestion-chip:hover {
  border-color: var(--orion-color);
  color: var(--orion-color);
  background: color-mix(in srgb, var(--orion-color) 10%, white);
  transform: translateY(-1px);
  box-shadow: 0 10px 16px rgba(148,163,184,.12);
}

/* ── Branding footer ─────────────────────────────────────────────────────── */

#orion-branding {
  text-align: center;
  font-size: 10px;
  color: #cbd5e1;
  padding: 5px 0 8px;
  border-top: 1px solid rgba(226,232,240,.76);
  flex-shrink: 0;
}

#orion-branding a { color: #94a3b8; text-decoration: none; }
#orion-branding a:hover { color: #6b7280; }

/* ── Widget-scoped modal ─────────────────────────────────────────────────── */

#orion-modal-layer {
  position: absolute;
  inset: 0;
  background: rgba(15,23,42,.36);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--orion-transition);
  backdrop-filter: blur(6px);
}

#orion-modal-layer.orion-modal-open {
  opacity: 1;
  pointer-events: auto;
}

#orion-modal {
  width: 100%;
  max-width: 320px;
  border-radius: 22px;
  background:
    radial-gradient(circle at top right, rgba(79,70,229,.08), rgba(79,70,229,0) 42%),
    linear-gradient(180deg, rgba(255,255,255,.98) 0%, rgba(248,250,252,.98) 100%);
  border: 1px solid rgba(226,232,240,.92);
  box-shadow: 0 28px 60px rgba(15,23,42,.28);
  padding: 20px 18px 18px;
  text-align: center;
}

#orion-modal-icon {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  background: #fff7ed;
  color: #ea580c;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}

#orion-modal-icon svg {
  width: 22px;
  height: 22px;
}

#orion-modal-title {
  font-size: 17px;
  font-weight: 800;
  color: #0f172a;
  letter-spacing: -.02em;
}

#orion-modal-text {
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.6;
  color: #475569;
}

#orion-modal-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 18px;
}

.orion-modal-btn {
  border: none;
  border-radius: 14px;
  padding: 11px 12px;
  font-family: var(--orion-font);
  font-size: 12.5px;
  font-weight: 800;
  cursor: pointer;
  transition: transform var(--orion-transition), box-shadow var(--orion-transition), background var(--orion-transition);
}

.orion-modal-btn:hover { transform: translateY(-1px); }

.orion-modal-btn-secondary {
  background: #e2e8f0;
  color: #334155;
}

.orion-modal-btn-primary {
  background: linear-gradient(135deg, var(--orion-color) 0%, var(--orion-color-dark) 100%);
  color: #fff;
  box-shadow: 0 14px 24px color-mix(in srgb, var(--orion-color) 24%, transparent);
}

/* ── Scrollbar for history messages ──────────────────────────────────────── */

.orion-hist-messages::-webkit-scrollbar { width: 3px; }
.orion-hist-messages::-webkit-scrollbar-thumb { background: #d1d5db; border-radius: 2px; }

/* ── Responsive — Mobile full-screen bottom sheet ────────────────────────── */

@media (max-width: 480px) {
  #orion-window {
    position: fixed;
    bottom: 0;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    max-width: 100% !important;
    height: 100%;
    max-height: 100%;
    border-radius: 24px 24px 0 0;
    transform: translateY(100%);
    opacity: 1;
    transition: transform .3s cubic-bezier(.4,0,.2,1);
    border: none;
    box-shadow: 0 -4px 32px rgba(0,0,0,.18);
  }

  #orion-window.orion-open {
    transform: translateY(0);
    opacity: 1;
  }

  #orion-window::before {
    content: '';
    display: block;
    width: 40px;
    height: 4px;
    background: rgba(0,0,0,.12);
    border-radius: 2px;
    margin: 10px auto -4px;
    flex-shrink: 0;
  }

  #orion-trigger { bottom: 20px; }
  #orion-trigger.orion-pos-right { right: 16px; }
  #orion-trigger.orion-pos-left  { left: 16px; }
  .orion-hdr-btn { width: 36px; height: 36px; }
  #orion-send { width: 44px; height: 44px; }
  #orion-input { font-size: 16px; }
  .orion-bubble { font-size: 14px; }
  .orion-suggestion-chip { padding: 8px 16px; font-size: 13px; }
  #orion-modal { max-width: 100%; }
}

/* ── Safe area for notched phones ────────────────────────────────────────── */

@supports (padding-bottom: env(safe-area-inset-bottom)) {
  @media (max-width: 480px) {
    #orion-input-area {
      padding-bottom: calc(12px + env(safe-area-inset-bottom));
    }
  }
}