.sales-chat {
  position: fixed;
  right: clamp(1rem, 2.2vw, 2rem);
  bottom: clamp(1rem, 2.2vw, 2rem);
  z-index: var(--z-modal);
  font-family: var(--font-sans);
  color: var(--ink);
}

.sales-chat button,
.sales-chat textarea { font: inherit; }

.sales-chat__launcher {
  display: flex;
  align-items: center;
  gap: .75rem;
  min-height: 3.5rem;
  padding: .55rem 1rem .55rem .6rem;
  border: 1px solid rgba(250, 250, 247, .16);
  border-radius: .65rem;
  color: var(--paper);
  background: var(--ink);
  box-shadow: 0 1rem 2.5rem rgba(10, 14, 26, .2), inset 0 1px rgba(255, 255, 255, .08);
  font-size: .94rem;
  font-weight: 650;
  cursor: pointer;
  transition: transform var(--motion-fast) var(--motion-ease), background var(--motion-fast) var(--motion-ease);
}

.sales-chat__launcher:hover { background: var(--ink-2); transform: translateY(-2px); }
.sales-chat__launcher:active { transform: translateY(0) scale(.985); }
.sales-chat__launcher-mark {
  display: grid;
  width: 2.35rem;
  height: 2.35rem;
  place-items: center;
  border-radius: .4rem;
  color: var(--ink);
  background: var(--volt);
}
.sales-chat__launcher svg { width: 1.35rem; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }

.sales-chat__panel {
  position: absolute;
  right: 0;
  bottom: 0;
  display: grid;
  grid-template-rows: auto max-content minmax(0, 1fr) auto;
  width: min(25rem, calc(100vw - 2rem));
  height: min(42rem, calc(100dvh - 2rem));
  overflow: hidden;
  border: 1px solid rgba(10, 14, 26, .16);
  border-radius: .8rem;
  background: var(--paper);
  box-shadow: 0 1.5rem 4rem rgba(10, 14, 26, .24), inset 0 1px rgba(255, 255, 255, .8);
  opacity: 0;
  transform: translateY(1rem) scale(.98);
  transform-origin: 100% 100%;
  pointer-events: none;
  visibility: hidden;
  transition: opacity 220ms var(--motion-ease), transform 220ms var(--motion-ease), visibility 0s linear 220ms;
}

.sales-chat.is-open .sales-chat__panel {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
  visibility: visible;
  transition-delay: 0s;
}
.sales-chat.is-open .sales-chat__launcher { opacity: 0; pointer-events: none; }

.sales-chat__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4.4rem;
  padding: .8rem .8rem .8rem 1rem;
  border-bottom: 1px solid var(--line);
  background: var(--ink);
  color: var(--paper);
}
.sales-chat__identity { display: flex; align-items: center; gap: .7rem; min-width: 0; }
.sales-chat__identity div { display: grid; line-height: 1.2; }
.sales-chat__identity strong { font-size: .95rem; font-weight: 680; }
.sales-chat__identity span:last-child { margin-top: .2rem; color: rgba(250, 250, 247, .64); font: 500 .68rem/1.2 var(--font-mono); letter-spacing: .03em; text-transform: uppercase; }
.sales-chat__status { width: .6rem; height: .6rem; flex: 0 0 auto; border-radius: 50%; background: var(--volt); box-shadow: 0 0 0 .25rem rgba(168, 214, 42, .12); }
.sales-chat__header-actions { display: flex; gap: .2rem; }
.sales-chat__header-actions button { display: grid; width: 2.5rem; height: 2.5rem; place-items: center; border: 0; border-radius: .35rem; color: var(--paper); background: transparent; cursor: pointer; }
.sales-chat__header-actions button:hover { background: rgba(255, 255, 255, .09); }
.sales-chat__header-actions button:active { transform: scale(.95); }
.sales-chat__header-actions svg { width: 1.15rem; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; }
.sales-chat__experiment-debug-row { min-height: 0; }
.sales-chat__experiment-debug { margin: 0; padding: .35rem .75rem; border-bottom: 1px solid var(--line); color: var(--mute); background: #eef3df; font: 600 .62rem/1.3 var(--font-mono); }
.sales-chat__experiment-debug[hidden] { display: none; }

.sales-chat__conversation {
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;
  scrollbar-width: thin;
  padding: 1.1rem 1rem .5rem;
  scrollbar-color: var(--line) transparent;
  touch-action: pan-y;
}
.sales-chat__messages { min-width: 0; }
.sales-chat__message { display: grid; margin: 0 0 1rem; animation: sales-chat-in 240ms var(--motion-ease) both; }
.sales-chat__message--user { justify-items: end; }
.sales-chat__bubble { max-width: 88%; padding: .72rem .85rem; border: 1px solid var(--line); border-radius: .65rem .65rem .65rem .15rem; background: #fff; font-size: .94rem; line-height: 1.45; white-space: pre-line; }
.sales-chat__message--user .sales-chat__bubble { border-color: var(--ink); border-radius: .65rem .65rem .15rem .65rem; background: var(--ink); color: var(--paper); }
.sales-chat__message--operator .sales-chat__bubble { border-left: 3px solid var(--volt-deep); background: #f4f8ec; }
.sales-chat__message--system { justify-items: center; }
.sales-chat__message--system .sales-chat__bubble { max-width: 96%; border-style: dashed; color: var(--mute); background: var(--paper-2); font-size: .84rem; text-align: center; }
.sales-chat__meta { margin: 0 0 .4rem; color: var(--mute); font: 600 .64rem/1.2 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; }
.sales-chat__message--user .sales-chat__meta { display: none; }

.sales-chat__recommendation { width: min(92%, 21rem); margin: -.35rem 0 1rem; padding: .85rem; border-left: 3px solid var(--volt-deep); background: var(--paper-2); }
.sales-chat__recommendation-label { display: block; margin-bottom: .55rem; color: var(--mute); font: 650 .66rem/1.2 var(--font-mono); letter-spacing: .09em; text-transform: uppercase; }
.sales-chat__service-list { display: flex; flex-wrap: wrap; align-items: center; gap: .35rem; }
.sales-chat__service { display: inline-flex; padding: .3rem .45rem; border: 1px solid var(--line); border-radius: .25rem; background: var(--paper); font-size: .78rem; font-weight: 650; }
.sales-chat__plus { color: var(--mute); font: 600 .7rem/1 var(--font-mono); }

.sales-chat__cta { display: inline-flex; align-items: center; justify-content: space-between; gap: .8rem; width: min(92%, 21rem); margin: -.25rem 0 1rem; padding: .75rem .85rem; border: 1px solid var(--ink); border-radius: .4rem; color: var(--ink); background: var(--volt); font-weight: 700; text-decoration: none; transition: transform var(--motion-fast) var(--motion-ease), background var(--motion-fast) var(--motion-ease); }
.sales-chat__cta::after { content: "\2192"; font-family: var(--font-mono); }
.sales-chat__cta:hover { color: var(--ink); background: #b8e33a; transform: translateY(-1px); }
.sales-chat__cta:active { transform: scale(.985); }

.sales-chat__block-warning { margin: -.1rem 0 .75rem; padding: .65rem .75rem; border-left: 3px solid #a65d20; color: #6d350b; background: #fff3e5; font-size: .75rem; line-height: 1.4; }

.sales-chat__blocked-status { display: flex; align-items: flex-start; gap: .55rem; margin: 0 0 .65rem; padding: .7rem .75rem; border-left: 3px solid #9b3c2d; background: #fff0ed; color: #67251b; font-size: .78rem; line-height: 1.4; }
.sales-chat__blocked-status[hidden] { display: none; }
.sales-chat__blocked-status > span { width: .5rem; height: .5rem; flex: 0 0 auto; margin-top: .28rem; border-radius: 50%; background: #b54735; }
.sales-chat.is-blocked .sales-chat__suggestions,
.sales-chat.is-blocked .sales-chat__input-wrap,
.sales-chat.is-blocked .sales-chat__cta { opacity: .5; }
.sales-chat.is-blocked .sales-chat__cta { pointer-events: none; }
.sales-chat.is-blocked .sales-chat__input-wrap { background: #f0f0ec; }

.sales-chat__typing { display: flex; gap: .25rem; align-items: center; width: max-content; min-height: 2.65rem; }
.sales-chat__typing i { width: .35rem; height: .35rem; border-radius: 50%; background: var(--mute); animation: sales-chat-dot 1.1s ease-in-out infinite; }
.sales-chat__typing i:nth-child(2) { animation-delay: 130ms; }
.sales-chat__typing i:nth-child(3) { animation-delay: 260ms; }

.sales-chat__suggestions { display: grid; grid-template-columns: 1fr; gap: .5rem; padding: .15rem 0 .75rem; }
.sales-chat__suggestions:empty { display: none; }
.sales-chat__suggestion { width: 100%; min-width: 0; padding: .68rem .75rem; border: 1px solid #c6c7c0; border-radius: .4rem; background: #fff; color: var(--ink); font-size: .86rem; line-height: 1.35; overflow-wrap: anywhere; text-align: left; white-space: normal; cursor: pointer; transition: border-color var(--motion-fast) ease, background var(--motion-fast) ease, transform var(--motion-fast) ease; }
.sales-chat__suggestion:hover { border-color: var(--ink); background: var(--paper-2); }
.sales-chat__suggestion:active { transform: translateY(1px); }
.sales-chat__suggestion:disabled { cursor: not-allowed; background: var(--paper-2); color: var(--mute); }
.sales-chat__suggestion--human { font-weight: 700; }

.sales-chat__composer { padding: .75rem 1rem .85rem; border-top: 1px solid var(--line); background: #fff; }
.sales-chat__human-status { display: flex; align-items: center; gap: .5rem; margin: 0 0 .65rem; padding: .5rem .6rem; border-left: 3px solid var(--volt-deep); background: var(--paper-2); color: var(--ink); font-size: .78rem; }
.sales-chat__human-status[hidden] { display: none; }
.sales-chat__human-status > span { width: .48rem; height: .48rem; flex: 0 0 auto; border-radius: 50%; background: var(--warn); }
.sales-chat__human-status[data-status="human"] > span { background: var(--ok); }
.sales-chat__human-status[data-status="closed"] > span { background: var(--mute); }
.sales-chat__input-wrap { display: grid; grid-template-columns: minmax(0, 1fr) 2.7rem; align-items: end; gap: .5rem; padding: .45rem; border: 1px solid #bcbdb6; border-radius: .5rem; background: var(--paper); transition: border-color var(--motion-fast) ease, box-shadow var(--motion-fast) ease; }
.sales-chat__input-wrap:focus-within { border-color: var(--ink); box-shadow: 0 0 0 2px rgba(168, 214, 42, .45); }
.sales-chat__input-wrap textarea { box-sizing: border-box; width: 100%; min-height: 3.15rem; max-height: 8rem; resize: none; overflow-x: hidden; overflow-y: auto; padding: .42rem .45rem; border: 0; outline: 0; color: var(--ink); background: transparent; font-size: .93rem; line-height: 1.4; overflow-wrap: anywhere; scrollbar-width: thin; }
.sales-chat__input-wrap textarea::placeholder { color: #777b83; }
.sales-chat__input-wrap button { display: grid; width: 2.7rem; height: 2.7rem; place-items: center; border: 1px solid var(--ink); border-radius: .35rem; color: var(--paper); background: var(--ink); cursor: pointer; }
.sales-chat__input-wrap button:hover { background: var(--ink-2); }
.sales-chat__input-wrap button:active { transform: scale(.96); }
.sales-chat__input-wrap button:disabled { cursor: not-allowed; opacity: .45; }
.sales-chat__input-wrap svg { width: 1.25rem; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.sales-chat__footer-row { display: flex; align-items: start; justify-content: space-between; gap: .75rem; margin-top: .5rem; }
.sales-chat__privacy { max-width: 100%; margin: 0; color: var(--mute); font: 500 .61rem/1.35 var(--font-mono); }

.sales-chat :focus-visible { outline: 2px solid var(--signal); outline-offset: 2px; }

@keyframes sales-chat-in { from { opacity: 0; transform: translateY(.4rem); } to { opacity: 1; transform: translateY(0); } }
@keyframes sales-chat-dot { 0%, 65%, 100% { opacity: .35; transform: translateY(0); } 30% { opacity: 1; transform: translateY(-.18rem); } }

@media (max-width: 40rem) {
  .sales-chat { right: .75rem; bottom: .75rem; }
  .sales-chat__launcher > span:last-child { display: none; }
  .sales-chat__launcher { width: 3.5rem; padding: .55rem; }
  .sales-chat__panel {
    position: fixed;
    top: calc(var(--sales-chat-viewport-top, 0px) + .5rem);
    right: .5rem;
    bottom: auto;
    left: .5rem;
    width: auto;
    height: calc(var(--sales-chat-viewport-height, 100dvh) - 1rem);
    min-height: 0;
    max-height: none;
    border-radius: .65rem;
    transform: translateY(1rem);
  }
  .sales-chat__bubble { max-width: 91%; }
  .sales-chat__conversation { padding: 1rem 1rem .4rem; }
  .sales-chat__suggestions { padding-bottom: .8rem; }
  .sales-chat__suggestion { min-height: 3rem; font-size: .9rem; }
  .sales-chat__composer { padding-bottom: max(.8rem, env(safe-area-inset-bottom)); }
  .sales-chat.is-keyboard-open .sales-chat__header { min-height: 3.75rem; padding-block: .55rem; }
  .sales-chat.is-keyboard-open .sales-chat__composer { padding: .55rem .75rem max(.55rem, env(safe-area-inset-bottom)); }
  .sales-chat.is-keyboard-open .sales-chat__footer-row { display: none; }
  .sales-chat.is-keyboard-open .sales-chat__input-wrap textarea { max-height: 4.75rem; }
}

@media (prefers-reduced-motion: reduce) {
  .sales-chat__panel,
  .sales-chat__launcher,
  .sales-chat__message,
  .sales-chat__typing i { animation: none; transition: none; }
}