/* ============================================================
   KVAI Chat Widget — sağ altta sabit AI sohbet asistanı
   Site paletini (site.css :root değişkenleri) kullanır.
   ============================================================ */

.kvai-widget {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 9999;
  font-family: 'Inter', -apple-system, sans-serif;
}

/* KRİTİK — hidden düzeltmesi:
   Öğelerdeki display:flex gibi author kuralları, HTML `hidden` özniteliğinin
   tarayıcı varsayılanını (display:none) ezer. Bu yüzden panel kapandıktan sonra
   geri görünüyor, lead formu hidden yapılınca da ekranda kalıyordu.
   Widget içinde hidden HER ZAMAN kazanır. */
#kvai-widget [hidden] {
  display: none !important;
}

/* ---- Yüzen buton ---- */

.kvai-toggle {
  position: relative;
  width: 60px;
  height: 60px;
  border: none;
  border-radius: 50%;
  background: var(--kv-gradient, linear-gradient(135deg, #6D28D9 0%, #2563EB 100%));
  color: #fff;
  font-size: 26px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 28px rgba(109, 40, 217, 0.4);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.kvai-toggle:hover {
  transform: scale(1.07);
  box-shadow: 0 12px 36px rgba(109, 40, 217, 0.5);
}

.kvai-toggle-badge {
  position: absolute;
  top: -2px;
  right: -2px;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  border-radius: 10px;
  background: #EF4444;
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.kvai-toggle-badge[hidden] {
  display: none;
}

/* ---- Panel ---- */

.kvai-panel {
  position: absolute;
  right: 0;
  bottom: 74px;
  width: 370px;
  max-width: calc(100vw - 32px);
  height: 520px;
  max-height: calc(100vh - 120px);
  background: var(--kv-bg, #fff);
  border: 1px solid var(--kv-border, #E2E8F0);
  border-radius: 18px;
  box-shadow: var(--kv-shadow-xl, 0 30px 70px rgba(15, 23, 42, 0.16));
  display: none; /* görünürlük yalnızca .kvai-open / .kvai-closing sınıflarıyla */
  flex-direction: column;
  overflow: hidden;
  transform-origin: bottom right;
}

/* Panel açık: görünür + yukarı açılma animasyonu */
.kvai-panel.kvai-open {
  display: flex;
  animation: kvai-pop 0.22s ease;
}

@keyframes kvai-pop {
  from { opacity: 0; transform: translateY(14px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* Kapanırken aşağı doğru küçülme (JS 'kvai-closing' sınıfını ekler).
   forwards: animasyon bitiminde görünmez kalır; JS sonra her iki sınıfı kaldırır
   ve panel display:none'a döner — tekrar açılma bug'ı böylece imkânsız. */
.kvai-panel.kvai-closing {
  display: flex;
  animation: kvai-shrink 0.22s ease forwards;
}

@keyframes kvai-shrink {
  from { opacity: 1; transform: translateY(0) scale(1); }
  to   { opacity: 0; transform: translateY(24px) scale(0.85); }
}

/* ---- Başlık ---- */

.kvai-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  background: var(--kv-gradient, linear-gradient(135deg, #6D28D9 0%, #2563EB 100%));
  color: #fff;
  cursor: pointer; /* header'a tıklayınca panel kapanır */
  user-select: none;
}

.kvai-header-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.kvai-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.kvai-title {
  font-weight: 700;
  font-size: 15px;
}

.kvai-status {
  font-size: 12px;
  opacity: 0.9;
  display: flex;
  align-items: center;
  gap: 5px;
}

.kvai-status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4ADE80;
  display: inline-block;
}

.kvai-close {
  border: none;
  background: transparent;
  color: #fff;
  font-size: 16px;
  cursor: pointer;
  padding: 6px;
  border-radius: 8px;
}

.kvai-close:hover {
  background: rgba(255, 255, 255, 0.15);
}

/* ---- Mesaj listesi ---- */

.kvai-messages {
  flex: 1;
  overflow-y: auto;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--kv-bg-soft, #F8FAFC);
}

.kvai-msg {
  max-width: 84%;
  padding: 10px 13px;
  border-radius: 14px;
  font-size: 13.5px;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-word;
}

.kvai-msg-assistant {
  align-self: flex-start;
  background: #fff;
  color: var(--kv-text-dark, #0F172A);
  border: 1px solid var(--kv-border, #E2E8F0);
  border-bottom-left-radius: 4px;
}

.kvai-msg-assistant a {
  color: var(--kv-blue, #2563EB);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.kvai-msg-assistant a:hover {
  text-decoration: none;
}

.kvai-msg-user {
  align-self: flex-end;
  background: var(--kv-blue, #2563EB);
  color: #fff;
  border-bottom-right-radius: 4px;
}

.kvai-typing {
  align-self: flex-start;
  display: flex;
  gap: 4px;
  padding: 12px 14px;
  background: #fff;
  border: 1px solid var(--kv-border, #E2E8F0);
  border-radius: 14px;
  border-bottom-left-radius: 4px;
}

.kvai-typing span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--kv-text-muted, #64748B);
  animation: kvai-blink 1.2s infinite;
}

.kvai-typing span:nth-child(2) { animation-delay: 0.2s; }
.kvai-typing span:nth-child(3) { animation-delay: 0.4s; }

@keyframes kvai-blink {
  0%, 80%, 100% { opacity: 0.25; }
  40% { opacity: 1; }
}

/* ---- Lead formu ----
   Sabit blok DEĞİL: mesaj akışının içinde geçici bir CTA kartı olarak görünür
   (JS formu #kvai-messages içine taşır). Gönderilince tamamen kaybolur. */

.kvai-lead-form {
  padding: 12px 14px;
  background: #fff;
  border: 1px solid var(--kv-border, #E2E8F0);
  border-radius: 14px;
  box-shadow: var(--kv-shadow, 0 4px 24px rgba(15, 23, 42, 0.06));
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 2px 0;
  flex-shrink: 0;
}

.kvai-lead-title {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--kv-text-dark, #0F172A);
}

.kvai-lead-form input {
  border: 1px solid var(--kv-border, #E2E8F0);
  border-radius: 10px;
  padding: 9px 12px;
  font-size: 13.5px;
  font-family: inherit;
  outline: none;
}

.kvai-lead-form input:focus {
  border-color: var(--kv-blue, #2563EB);
}

.kvai-lead-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

.kvai-btn-primary {
  border: none;
  background: var(--kv-gradient, linear-gradient(135deg, #6D28D9 0%, #2563EB 100%));
  color: #fff;
  font-weight: 600;
  font-size: 13px;
  padding: 8px 18px;
  border-radius: 10px;
  cursor: pointer;
}

.kvai-btn-primary:disabled {
  opacity: 0.6;
  cursor: default;
}

.kvai-btn-ghost {
  border: 1px solid var(--kv-border, #E2E8F0);
  background: transparent;
  color: var(--kv-text-muted, #64748B);
  font-size: 13px;
  padding: 8px 14px;
  border-radius: 10px;
  cursor: pointer;
}

.kvai-lead-error {
  color: #DC2626;
  font-size: 12.5px;
}

/* ---- KVAI-07.1: İlk ziyaretçi onboarding ---- */

.kvai-onboarding {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--kv-bg-soft, #F8FAFC);
}

.kvai-onboarding-intro {
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--kv-text-dark, #0F172A);
}

.kvai-onboarding-greet {
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 4px;
}

.kvai-onboarding input {
  border: 1px solid var(--kv-border, #E2E8F0);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 13.5px;
  font-family: inherit;
  outline: none;
  background: #fff;
}

.kvai-onboarding input:focus {
  border-color: var(--kv-blue, #2563EB);
}

.kvai-onb-submit {
  width: 100%;
  margin-top: 4px;
  padding: 10px 18px;
}

.kvai-panel.kvai-onboarding-active .kvai-messages,
.kvai-panel.kvai-onboarding-active .kvai-inputbar,
.kvai-panel.kvai-onboarding-active .kvai-lead-open {
  display: none !important;
}

.kvai-panel.kvai-test-mode .kvai-title {
  color: #7C3AED;
}

/* ---- Mesaj yazma alanı ---- */

.kvai-inputbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-top: 1px solid var(--kv-border, #E2E8F0);
  background: #fff;
}

.kvai-inputbar input {
  flex: 1;
  border: 1px solid var(--kv-border, #E2E8F0);
  border-radius: 999px;
  padding: 10px 15px;
  font-size: 13.5px;
  font-family: inherit;
  outline: none;
}

.kvai-inputbar input:focus {
  border-color: var(--kv-blue, #2563EB);
}

.kvai-send,
.kvai-lead-open {
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

.kvai-send {
  background: var(--kv-blue, #2563EB);
  color: #fff;
}

.kvai-send:disabled {
  opacity: 0.5;
  cursor: default;
}

.kvai-lead-open {
  background: var(--kv-bg-soft, #F8FAFC);
  color: var(--kv-purple, #6D28D9);
  border: 1px solid var(--kv-border, #E2E8F0);
}

.kvai-lead-open:hover {
  background: #EDE9FE;
}

/* ---- Hatırlatma balonu (nudge) ---- */

.kvai-nudge {
  position: absolute;
  right: 0;
  bottom: 74px;
  width: 250px;
  padding: 12px 32px 12px 14px;
  background: var(--kv-bg, #fff);
  border: 1px solid var(--kv-border, #E2E8F0);
  border-radius: 14px;
  border-bottom-right-radius: 4px;
  box-shadow: var(--kv-shadow-lg, 0 20px 48px rgba(15, 23, 42, 0.12));
  font-size: 13px;
  line-height: 1.5;
  color: var(--kv-text-dark, #0F172A);
  cursor: pointer;
  animation: kvai-pop 0.25s ease;
}

.kvai-nudge:hover {
  border-color: var(--kv-blue, #2563EB);
}

.kvai-nudge-close {
  position: absolute;
  top: 4px;
  right: 4px;
  border: none;
  background: transparent;
  color: var(--kv-text-muted, #64748B);
  font-size: 16px;
  cursor: pointer;
  padding: 2px 5px;
  border-radius: 6px;
  line-height: 1;
}

.kvai-nudge-close:hover {
  background: var(--kv-bg-soft, #F8FAFC);
}

.kvai-consent {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  margin: 8px 0 12px;
  font-size: 12px;
  line-height: 1.45;
  color: var(--kv-text-muted, #64748B);
  text-align: left;
  cursor: pointer;
}

.kvai-consent input {
  margin-top: 2px;
  flex-shrink: 0;
}

.kvai-consent a {
  color: var(--kv-purple, #6D28D9);
  text-decoration: underline;
}

/* ---- Mobil ---- */

@media (max-width: 480px) {
  .kvai-widget {
    right: 14px;
    bottom: 14px;
  }

  .kvai-toggle {
    width: 54px;
    height: 54px;
    font-size: 23px;
  }

  .kvai-panel {
    position: fixed;
    left: 10px;
    right: 10px;
    bottom: 80px;
    width: auto;
    height: min(480px, calc(100dvh - 110px));
  }

  .kvai-nudge {
    width: min(250px, calc(100vw - 90px));
  }
}