.ab-think {
  --think-bg: #020617;
  --think-accent: #f4a81d;
  --think-accent-hover: #ffc247;
  position: relative;
  z-index: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 6rem 1.5rem;
  overflow: hidden;
  isolation: isolate;
  background: var(--think-bg);
  font-family: var(--brand-font);
}

.ab-think *,
.ab-think *::before,
.ab-think *::after {
  box-sizing: border-box;
}

.ab-think__video {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.ab-think__video video {
  width: 100%;
  height: 100%;
  opacity: 0.8;
  object-fit: cover;
}

.ab-think__gradient,
.ab-think__shade {
  position: absolute;
  inset: 0;
}

.ab-think__gradient {
  background: linear-gradient(180deg, #000414 0%, transparent 50%, rgba(0, 4, 20, 0.8) 100%);
}

.ab-think__shade {
  background: rgba(0, 0, 0, 0.3);
}

.ab-think__content {
  position: relative;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  max-width: 1400px;
  text-align: center;
}

.ab-think__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
  padding: 0.5rem 1.1rem;
  border: 1px solid rgba(244, 168, 29, 0.45);
  border-radius: 999px;
  color: #9ec2ff;
  background: rgba(10, 17, 40, 0.5);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.ab-think__badge i {
  color: #3b82f6;
  font-size: 1.1rem;
}

/* Maske dairesi ile başlık aynı yığınlama bağlamında kalmalı; blend bu sarmalayıcı içinde çalışır. */
.ab-think__headline {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  margin-bottom: 1.5rem;
  padding: 0 2rem;
}

.ab-think__title {
  margin: 0;
  color: #ffffff;
  font-family: inherit;
  font-size: clamp(3rem, 9vw, 6rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.ab-think__break {
  display: none;
}

.ab-think__mask {
  position: absolute;
  top: 50%;
  left: 20%;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: #ffffff;
  mix-blend-mode: difference;
  transform: translate(-50%, -50%);
  pointer-events: none;
  animation: ab-think-sweep 10s ease-in-out infinite;
}

.ab-think__subtitle {
  max-width: 650px;
  margin: 0 0 2.5rem;
  color: #d1d5db;
  font-size: clamp(0.9rem, 1.6vw, 1.25rem);
  font-weight: 400;
  line-height: 1.7;
}

.ab-think__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border: none;
  border-radius: 999px;
  color: var(--brand-navy);
  background: var(--think-accent);
  box-shadow: 0 0 20px rgba(244, 168, 29, 0.4);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-decoration: none;
  text-transform: uppercase;
  transition: background 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
}

.ab-think__cta:hover,
.ab-think__cta:focus-visible {
  color: var(--brand-navy);
  background: var(--think-accent-hover);
  box-shadow: 0 0 30px rgba(244, 168, 29, 0.6);
  transform: translateY(-2px);
}

.ab-think__cta:focus-visible {
  outline: 2px solid #ffc247;
  outline-offset: 3px;
}

@keyframes ab-think-sweep {
  0% {
    left: 20%;
  }
  50% {
    left: 80%;
  }
  100% {
    left: 20%;
  }
}

@media screen and (max-width: 1023px) {
  .ab-think__mask {
    width: 96px;
    height: 96px;
  }
}

@media screen and (max-width: 639px) {
  .ab-think {
    padding: 5rem 1.25rem;
  }

  .ab-think__headline {
    padding: 0 0.5rem;
  }

  .ab-think__break {
    display: block;
  }

  .ab-think__mask {
    width: 80px;
    height: 80px;
  }

  .ab-think__cta {
    width: 100%;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .ab-think {
    min-height: 60vh;
  }
}

@media (max-width: 767px) {
  .ab-think {
    min-height: 60vh;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ab-think__mask {
    animation: none;
  }
}