/* Kobicart WhatsApp Sipariş Notu — mobile-first, theme-isolated */
.kc-wa {
  --kc-wa-accent: #0F3D3E;
  --kc-wa-ink: #14201f;
  --kc-wa-paper: #f7f4ef;
  --kc-wa-line: rgba(20, 32, 31, 0.12);
  --kc-wa-shadow: 0 12px 40px rgba(15, 61, 62, 0.28);
  font-family: "Segoe UI", system-ui, sans-serif;
  z-index: 99990;
}

.kc-wa[hidden] { display: none !important; }

.kc-wa__tab {
  position: fixed;
  top: 42%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 48px;
  padding: 0.65rem 0.75rem;
  border: 0;
  background: var(--kc-wa-accent);
  color: #fff;
  box-shadow: var(--kc-wa-shadow);
  cursor: pointer;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  letter-spacing: 0.04em;
  font-size: 0.8rem;
  font-weight: 650;
  z-index: 99991;
  transition: transform 0.2s ease, filter 0.2s ease;
}

.kc-wa--right .kc-wa__tab {
  right: 0;
  border-radius: 12px 0 0 12px;
  padding-right: max(0.75rem, env(safe-area-inset-right));
}

.kc-wa--left .kc-wa__tab {
  left: 0;
  border-radius: 0 12px 12px 0;
  padding-left: max(0.75rem, env(safe-area-inset-left));
  writing-mode: vertical-lr;
}

.kc-wa__tab:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

.kc-wa__tab-icon {
  writing-mode: horizontal-tb;
  display: inline-flex;
}

.kc-wa__backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10, 18, 18, 0.45);
  z-index: 99992;
}

.kc-wa__backdrop[hidden],
.kc-wa__sheet[hidden] {
  display: none !important;
}

.kc-wa__sheet {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 99993;
  max-height: min(88vh, 640px);
  padding: 0.75rem 1rem max(1rem, env(safe-area-inset-bottom));
  background: var(--kc-wa-paper);
  color: var(--kc-wa-ink);
  border-radius: 20px 20px 0 0;
  box-shadow: var(--kc-wa-shadow);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  animation: kc-wa-up 0.22s ease;
}

@keyframes kc-wa-up {
  from { transform: translateY(18px); opacity: 0.4; }
  to { transform: translateY(0); opacity: 1; }
}

.kc-wa__handle {
  width: 42px;
  height: 4px;
  border-radius: 99px;
  background: var(--kc-wa-line);
  margin: 0.15rem auto 0.25rem;
}

.kc-wa__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

.kc-wa__title {
  margin: 0;
  font-size: 1.15rem;
  line-height: 1.25;
  font-weight: 700;
}

.kc-wa__sub {
  margin: 0.2rem 0 0;
  font-size: 0.86rem;
  opacity: 0.72;
}

.kc-wa__close {
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 12px;
  background: rgba(20, 32, 31, 0.06);
  color: inherit;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
}

.kc-wa__notice {
  font-size: 0.82rem;
  padding: 0.65rem 0.75rem;
  border-radius: 12px;
  background: rgba(15, 61, 62, 0.08);
  border: 1px solid var(--kc-wa-line);
}

.kc-wa__intents {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
}

.kc-wa__chip {
  min-height: 48px;
  border: 1px solid var(--kc-wa-line);
  border-radius: 14px;
  background: #fff;
  color: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  padding: 0.7rem 0.9rem;
  text-align: left;
}

.kc-wa__chip.is-active {
  border-color: var(--kc-wa-accent);
  background: var(--kc-wa-accent);
  color: #fff;
}

.kc-wa__label {
  font-size: 0.78rem;
  font-weight: 650;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  opacity: 0.7;
}

.kc-wa__note {
  width: 100%;
  min-height: 140px;
  resize: vertical;
  border: 1px solid var(--kc-wa-line);
  border-radius: 14px;
  padding: 0.85rem;
  font: inherit;
  font-size: 0.95rem;
  line-height: 1.45;
  background: #fff;
  color: inherit;
}

.kc-wa__send {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  border-radius: 14px;
  background: var(--kc-wa-accent);
  color: #fff !important;
  text-decoration: none !important;
  font-weight: 700;
  font-size: 1rem;
}

.kc-wa__send.is-disabled {
  opacity: 0.45;
  pointer-events: none;
}

@media (min-width: 768px) {
  .kc-wa__sheet {
    left: auto;
    right: 1.25rem;
    bottom: 1.25rem;
    width: min(400px, calc(100vw - 2.5rem));
    max-height: min(80vh, 620px);
    border-radius: 18px;
    animation: kc-wa-in 0.2s ease;
  }

  .kc-wa--left .kc-wa__sheet {
    right: auto;
    left: 1.25rem;
  }

  .kc-wa__handle { display: none; }

  .kc-wa__intents {
    grid-template-columns: 1fr 1fr;
  }

  .kc-wa__intents .kc-wa__chip[data-intent="cart"] {
    grid-column: 1 / -1;
  }

  @keyframes kc-wa-in {
    from { transform: translateY(10px) scale(0.98); opacity: 0.5; }
    to { transform: translateY(0) scale(1); opacity: 1; }
  }
}

@media (max-width: 767px) {
  .kc-wa__tab {
    top: auto;
    bottom: max(5.5rem, calc(env(safe-area-inset-bottom) + 4.5rem));
    transform: none;
    writing-mode: horizontal-tb;
    border-radius: 999px;
    padding: 0.75rem 1rem;
    gap: 0.5rem;
  }

  .kc-wa--right .kc-wa__tab { right: max(0.75rem, env(safe-area-inset-right)); }
  .kc-wa--left .kc-wa__tab { left: max(0.75rem, env(safe-area-inset-left)); }
}