/* ═══════════════════════════════════════════════════════════════════
   K2M Slider Puzzle CAPTCHA — Dark‑Tech Glassmorphic Modal
   Tamamen self‑contained; chat‑widget CSS'ine bulaşmaz.
   ═══════════════════════════════════════════════════════════════════ */

/* ---------- Overlay ---------- */
.k2m-captcha-overlay {
  position: fixed;
  inset: 0;
  z-index: 999999;
  display: none;                     /* JS tarafından açılır */
  align-items: center;
  justify-content: center;
  background: rgba(5, 8, 12, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  animation: k2m-captcha-fadeIn .25s ease-out;
}
.k2m-captcha-overlay.k2m-captcha-open {
  display: flex;
}

/* ---------- Card ---------- */
.k2m-captcha-card {
  width: 340px;
  max-width: 92vw;
  background: rgba(28, 32, 40, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-top-color: rgba(255, 255, 255, 0.14);
  border-left-color: rgba(255, 255, 255, 0.10);
  border-radius: 16px;
  box-shadow:
    0 24px 80px -12px rgba(0, 0, 0, 0.55),
    0 0 40px -10px rgba(74, 142, 255, 0.12);
  padding: 20px;
  position: relative;
  overflow: hidden;
  animation: k2m-captcha-slideUp .3s cubic-bezier(.22, .61, .36, 1);
}

/* Neon border glow overlay */
.k2m-captcha-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(173, 199, 255, 0.35) 0%, transparent 50%, rgba(20, 216, 255, 0.2) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

/* ---------- Header ---------- */
.k2m-captcha-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.k2m-captcha-title {
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  font-weight: 600;
  color: rgba(223, 226, 238, 0.92);
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  gap: 6px;
}
.k2m-captcha-title svg {
  width: 16px;
  height: 16px;
  color: #4a8eff;
}
.k2m-captcha-close {
  width: 28px;
  height: 28px;
  border: none;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  color: rgba(223, 226, 238, 0.6);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}
.k2m-captcha-close:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}
.k2m-captcha-close svg {
  width: 14px;
  height: 14px;
}

/* ---------- Puzzle image container ---------- */
.k2m-captcha-image-wrap {
  position: relative;
  width: 100%;
  height: 160px;
  border-radius: 10px;
  overflow: hidden;
  background: #0b0f17;
  border: 1px solid rgba(255, 255, 255, 0.06);
}
.k2m-captcha-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  user-select: none;
  pointer-events: none;
}

/* Puzzle piece (canvas, positioned absolutely) */
.k2m-captcha-piece {
  position: absolute;
  top: 0;
  left: 0;
  pointer-events: none;
  filter: drop-shadow(0 0 6px rgba(74, 142, 255, 0.5));
  transition: filter 0.2s ease;
}

/* Puzzle hole cutout (SVG overlay) */
.k2m-captcha-hole {
  position: absolute;
  top: 0;
  left: 0;
  pointer-events: none;
}

/* ---------- Slider track ---------- */
.k2m-captcha-slider-wrap {
  margin-top: 14px;
  position: relative;
}
.k2m-captcha-track {
  width: 100%;
  height: 42px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
  cursor: pointer;
  overflow: hidden;
}

/* Slider fill (progress indicator) */
.k2m-captcha-fill {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, rgba(74, 142, 255, 0.12), rgba(20, 216, 255, 0.10));
  border-radius: 10px;
  transition: none;
  pointer-events: none;
}

/* Slider handle */
.k2m-captcha-handle {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: linear-gradient(135deg, #4a8eff 0%, #1476ff 100%);
  box-shadow:
    0 4px 16px -4px rgba(74, 142, 255, 0.45),
    0 0 20px -6px rgba(74, 142, 255, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: grab;
  transition: box-shadow 0.2s ease;
  z-index: 2;
  touch-action: none;
  user-select: none;
}
.k2m-captcha-handle:active {
  cursor: grabbing;
}
.k2m-captcha-handle:hover {
  box-shadow:
    0 4px 20px -2px rgba(74, 142, 255, 0.6),
    0 0 28px -4px rgba(74, 142, 255, 0.35);
}
.k2m-captcha-handle svg {
  width: 18px;
  height: 18px;
  color: #fff;
  pointer-events: none;
}

/* Slider label text */
.k2m-captcha-label {
  position: absolute;
  width: 100%;
  text-align: center;
  top: 50%;
  transform: translateY(-50%);
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.25);
  letter-spacing: 0.06em;
  pointer-events: none;
  user-select: none;
  z-index: 1;
}

/* ---------- State: Success ---------- */
.k2m-captcha-card.k2m-captcha-success .k2m-captcha-handle {
  background: linear-gradient(135deg, #27c93f 0%, #1fa832 100%);
  box-shadow:
    0 4px 20px -2px rgba(39, 201, 63, 0.5),
    0 0 30px -4px rgba(39, 201, 63, 0.3);
}
.k2m-captcha-card.k2m-captcha-success .k2m-captcha-piece {
  filter: drop-shadow(0 0 10px rgba(39, 201, 63, 0.6));
}
.k2m-captcha-card.k2m-captcha-success .k2m-captcha-fill {
  background: linear-gradient(90deg, rgba(39, 201, 63, 0.15), rgba(39, 201, 63, 0.08));
}

/* ---------- State: Failure ---------- */
.k2m-captcha-card.k2m-captcha-fail {
  animation: k2m-captcha-shake 0.4s ease-in-out;
}
.k2m-captcha-card.k2m-captcha-fail .k2m-captcha-handle {
  background: linear-gradient(135deg, #ff5f56 0%, #e04040 100%);
  box-shadow:
    0 4px 20px -2px rgba(255, 95, 86, 0.5),
    0 0 30px -4px rgba(255, 95, 86, 0.3);
}
.k2m-captcha-card.k2m-captcha-fail .k2m-captcha-piece {
  filter: drop-shadow(0 0 10px rgba(255, 95, 86, 0.6));
}

/* ---------- Loading spinner ---------- */
.k2m-captcha-loading {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(11, 15, 23, 0.6);
  border-radius: 10px;
  z-index: 5;
}
.k2m-captcha-loading.k2m-hidden { display: none; }
.k2m-captcha-spinner {
  width: 28px;
  height: 28px;
  border: 3px solid rgba(74, 142, 255, 0.2);
  border-top-color: #4a8eff;
  border-radius: 50%;
  animation: k2m-captcha-spin 0.7s linear infinite;
}

/* ---------- Animations ---------- */
@keyframes k2m-captcha-fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes k2m-captcha-slideUp {
  from { opacity: 0; transform: translateY(16px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes k2m-captcha-shake {
  0%, 100% { transform: translateX(0); }
  15%      { transform: translateX(-8px); }
  30%      { transform: translateX(7px); }
  45%      { transform: translateX(-6px); }
  60%      { transform: translateX(5px); }
  75%      { transform: translateX(-3px); }
  90%      { transform: translateX(2px); }
}
@keyframes k2m-captcha-spin {
  to { transform: rotate(360deg); }
}

/* Success checkmark glow pulse */
@keyframes k2m-captcha-glow {
  0%   { box-shadow: 0 0 8px rgba(39, 201, 63, 0.4); }
  50%  { box-shadow: 0 0 24px rgba(39, 201, 63, 0.6); }
  100% { box-shadow: 0 0 8px rgba(39, 201, 63, 0.4); }
}
.k2m-captcha-card.k2m-captcha-success {
  animation: k2m-captcha-glow 0.8s ease-in-out 2;
}