/* ===========================================================================
   NSX — 06 / YÜZEN AKSİYONLAR
   WhatsApp + hızlı yardım düğmeleri ve yönlendirme paneli.
   =========================================================================== */

.fab {
  position: fixed;
  right: clamp(1rem, 2vw, 2rem);
  bottom: clamp(1rem, 2vw, 2rem);
  z-index: 90;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: .75rem;
  transition: bottom .4s var(--ease-out);
}

/* Mobilde sayfanın altında teklif çubuğu belirir (.quote-bar, yalnızca
   900px altında). Yüzen düğmeler onun üstüne binmesin diye dar ekranda
   sabit bir pay bırakılır. Bu pay CSS'te tanımlıdır — JS çalışmasa da
   çakışma olmaz. Çubuk yüksekliği değişirse burayı güncelleyin. */
@media (max-width: 899px) {
  .fab { bottom: calc(5.5rem + env(safe-area-inset-bottom)); }
}

.fab__stack { display: flex; flex-direction: column; gap: .7rem; align-items: flex-end; }

/* --- Düğmeler ------------------------------------------------------------ */
.fab__btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  padding: 0;
  width: 58px; height: 58px;
  border-radius: 50%;
  color: #fff;
  box-shadow: 0 6px 18px rgba(5,16,31,.24), 0 2px 6px rgba(5,16,31,.16);
  transition: width .42s var(--ease-out), border-radius .42s var(--ease-out),
              transform .3s var(--ease-out), box-shadow .3s var(--ease);
  isolation: isolate;
}
@media (max-width: 640px) { .fab__btn { width: 54px; height: 54px; } }

.fab__btn:hover { transform: translateY(-2px); box-shadow: 0 10px 26px rgba(5,16,31,.3); }
.fab__btn:active { transform: translateY(0); }

.fab__btn--wa   { background: #22C55E; }
.fab__btn--wa:hover { background: #16A34A; }
.fab__btn--chat { background: var(--navy-900); }
.fab__btn--chat:hover { background: var(--navy-800); }

.fab__ico { position: relative; z-index: 2; display: grid; place-items: center; flex: none; width: 58px; height: 58px; }
@media (max-width: 640px) { .fab__ico { width: 54px; height: 54px; } }

/* Sohbet ikonu ↔ kapat ikonu geçişi */
.fab__ico-chat, .fab__ico-close {
  grid-area: 1 / 1;
  transition: opacity .28s var(--ease), transform .38s var(--ease-out);
}
.fab__ico-close { opacity: 0; transform: rotate(-90deg) scale(.7); }
.fab__btn--chat[aria-expanded="true"] .fab__ico-chat  { opacity: 0; transform: rotate(90deg) scale(.7); }
.fab__btn--chat[aria-expanded="true"] .fab__ico-close { opacity: 1; transform: none; }

/* Genişleyen etiket — yalnızca imleçli cihazlarda */
.fab__label {
  position: relative; z-index: 2;
  white-space: nowrap;
  overflow: hidden;
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: -.005em;
  padding-right: 0;
  opacity: 0;
  max-width: 0;
  transition: opacity .3s var(--ease), max-width .42s var(--ease-out),
              padding-right .42s var(--ease-out);
}
@media (hover: hover) and (min-width: 900px) {
  .fab__btn:hover { width: 244px; border-radius: 29px; }
  .fab__btn:hover .fab__label { opacity: 1; max-width: 164px; padding-right: 1.35rem; }
}

/* --- Nabız halkaları ------------------------------------------------------
   İki halka, kaydırmalı gecikmeyle dışarı doğru genişler. Sürekli dikkat
   çeker ama göz yormaz; sayfa görünürken duraklatılır.
------------------------------------------------------------------------- */
.fab__ring {
  position: absolute; inset: 0; z-index: -1;
  border-radius: inherit;
  border: 2px solid currentColor;
  color: inherit;
  opacity: 0;
  animation: fabPulse 2.6s var(--ease-out) infinite;
  pointer-events: none;
}
.fab__btn--wa   .fab__ring { border-color: #22C55E; }
.fab__btn--chat .fab__ring { border-color: var(--brand-cyan, #17B0E6); }
.fab__ring--2    { animation-delay: 1.3s; }
.fab__ring--slow { animation-duration: 3.4s; }

@keyframes fabPulse {
  0%   { inset: 0;      opacity: .5; }
  75%  { inset: -18px;  opacity: 0; }
  100% { inset: -18px;  opacity: 0; }
}

/* Panel açıkken nabız durur — dikkat dağıtmasın */
.fab.is-open .fab__ring { animation-play-state: paused; opacity: 0; }

/* Küçük sayaç rozeti */
.fab__badge {
  position: absolute; top: -3px; right: -3px; z-index: 4;
  min-width: 20px; height: 20px; padding-inline: 5px;
  display: grid; place-items: center;
  background: var(--brand-cyan, #17B0E6);
  color: #04121f;
  font-family: var(--font-sans); font-size: .6875rem; font-weight: 700;
  line-height: 1;
  border-radius: 10px;
  box-shadow: 0 0 0 2.5px var(--paper), 0 2px 6px rgba(5,16,31,.2);
  transition: transform .3s var(--ease-out), opacity .25s var(--ease);
}
.fab__btn--chat[aria-expanded="true"] .fab__badge { transform: scale(0); opacity: 0; }

/* --- Panel --------------------------------------------------------------- */
.fab__panel {
  width: min(340px, calc(100vw - 2rem));
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: 0 22px 60px -18px rgba(5,16,31,.35), 0 2px 8px rgba(5,16,31,.08);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
  transform-origin: bottom right;
  opacity: 0;
  transform: translateY(14px) scale(.96);
  transition: opacity .3s var(--ease), transform .38s var(--ease-out);
}
.fab__panel[hidden] { display: none; }
.fab.is-open .fab__panel { opacity: 1; transform: none; }

.fab__panel-head {
  display: flex; align-items: center; gap: .75rem;
  padding: 1rem 1.1rem;
  background: var(--navy-900);
  color: #fff;
}
.fab__avatar {
  width: 38px; height: 38px; flex: none;
  display: grid; place-items: center;
  background: rgba(255,255,255,.09);
  border: 1px solid var(--line-dark);
  color: var(--brand-cyan, #17B0E6);
}
.fab__panel-who { display: grid; gap: 2px; line-height: 1.3; flex: 1; min-width: 0; }
.fab__panel-who strong { font-family: var(--font-display); font-size: var(--fs-sm); font-weight: 600; letter-spacing: -.015em; }
.fab__panel-who span {
  display: inline-flex; align-items: center; gap: .4rem;
  font-family: var(--font-mono); font-size: var(--fs-eyebrow);
  letter-spacing: .05em; color: var(--text-invert-muted);
}
.fab__dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--signal);
  box-shadow: 0 0 0 3px var(--signal-soft);
  animation: fabDot 2.4s var(--ease-in-out) infinite;
}
@keyframes fabDot { 0%,100% { box-shadow: 0 0 0 3px var(--signal-soft); } 50% { box-shadow: 0 0 0 6px rgba(47,163,107,.04); } }

.fab__panel-x {
  width: 30px; height: 30px; flex: none;
  display: grid; place-items: center;
  color: rgba(255,255,255,.6);
  border: 1px solid var(--line-dark-2);
  transition: color, background-color, border-color, box-shadow, transform, opacity;
  transition-duration: .25s;
  transition-timing-function: var(--ease);
}
.fab__panel-x:hover { color: #fff; border-color: var(--line-dark); }

.fab__panel-body { padding: 1.1rem; }
.fab__greet { font-size: var(--fs-sm); color: var(--text-muted); line-height: var(--lh-xs); margin-bottom: .9rem; }

.fab__opts { display: grid; gap: .3rem; }
.fab__opt {
  display: grid; grid-template-columns: 34px minmax(0,1fr) auto;
  align-items: center; gap: .7rem;
  padding: .65rem .6rem;
  border: 1px solid transparent;
  transition: background .25s var(--ease), border-color .25s var(--ease), padding-left .3s var(--ease-out);
}
.fab__opt:hover { background: var(--bone); border-color: var(--line); padding-left: .85rem; }
.fab__opt-ico {
  width: 34px; height: 34px; display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent);
  border: 1px solid rgba(30,68,196,.16);
}
.fab__opt-txt { display: grid; gap: 1px; min-width: 0; }
.fab__opt-l { font-size: var(--fs-sm); font-weight: 600; color: var(--navy-900); letter-spacing: -.012em; }
.fab__opt-n { font-family: var(--font-mono); font-size: var(--fs-eyebrow); color: var(--text-faint); }
.fab__opt .ico { color: var(--icon-muted); transition: color .25s var(--ease), transform .25s var(--ease-out); }
.fab__opt:hover .ico { color: var(--navy-900); transform: translateX(3px); }

.fab__direct {
  display: grid; gap: .45rem;
  margin-top: 1rem; padding-top: .9rem;
  border-top: 1px solid var(--line);
}
.fab__direct a {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: var(--fs-xs); color: var(--text-muted);
  transition: color .25s var(--ease);
}
.fab__direct a:hover { color: var(--accent); }
.fab__direct .ico { color: var(--text-faint); }

/* Yukarı çık düğmesi sola taşınır — yüzen düğmelerle çakışmasın.
   Mobilde teklif çubuğunun üstünde kalmalı; altında kalırsa göründüğü
   anda erişilemez oluyordu. */
.to-top { right: auto; left: clamp(1rem, 2vw, 2rem); }
@media (max-width: 899px) {
  .to-top { bottom: calc(5.5rem + env(safe-area-inset-bottom)); }
}

@media (prefers-reduced-motion: reduce) {
  .fab__ring { animation: none; opacity: 0; }
  .fab__dot { animation: none; }
}

/* Bir kez dikkat çekme (14 sn sonra, yalnızca bir defa).
   Sallanan/dönen bir düğme kurumsal bir sitede ucuz duruyor; bunun yerine
   tek bir sakin "nefes" ve rozetin kısa bir parlaması. */
.fab__btn.is-nudge { animation: fabNudge 1.6s var(--ease-out); }
@keyframes fabNudge {
  0%, 100% { transform: scale(1);    box-shadow: 0 6px 18px rgba(5,16,31,.24); }
  35%      { transform: scale(1.07); box-shadow: 0 12px 30px rgba(5,16,31,.34); }
  70%      { transform: scale(1);    box-shadow: 0 6px 18px rgba(5,16,31,.24); }
}
.fab__btn.is-nudge .fab__badge { animation: fabBadge 1.6s var(--ease-out); }
@keyframes fabBadge {
  0%, 100% { transform: scale(1); }
  35%      { transform: scale(1.22); }
}