:root {
  --ci-gold: #F9C400;
  --ci-gold-1: #fbbf24;
  --ci-gold-2: #f59e0b;
  --ci-gold-3: #d97706;
  --ci-black: #0F0F10;
  --ci-white: #ffffff;
  --ci-border: #d6d7db;
  --ci-muted: #6b6e76;
  --ci-error: #dc2626;
  --ci-success: #16a34a;
  --ci-info: #2563eb;
  --ff-base: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --ff-heading: "Poppins", "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --fs-base: 16px;
  --fs-md: clamp(16px, 2.6vw, 17px);
  --fs-lg: clamp(18px, 2.4vw, 19px);
  --fs-h3: clamp(20px, 3.6vw, 24px);
  --fs-h2: clamp(24px, 4.2vw, 32px);
  --lh: 1.6;
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --space-1: 8px;
  --space-2: 12px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 32px;
  --space-6: 48px;
  --gap-1: 10px;
  --gap-2: 16px;
  --gap-3: 24px;
  --gap-4: 36px;
  --container-max: 1200px;
  --container-pad: 16px;
  --shadow-1: 0 10px 30px rgba(0,0,0,0.08);
  --shadow-2: 0 12px 32px rgba(0,0,0,0.12);
  --refund-section-bg: #f3f4f6;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ci-black: #ffffff;
    --ci-white: #1a1a1a;
    --ci-border: #3f3f46;
    --ci-muted: #a1a1aa;
    --ci-error: #ef4444;
    --ci-success: #22c55e;
    --ci-info: #3b82f6;
    --shadow-1: 0 10px 30px rgba(0,0,0,0.2);
    --shadow-2: 0 12px 32px rgba(0,0,0,0.3);
    --refund-section-bg: #1f2937;
  }

  .refund-section {
    background: var(--refund-section-bg);
    color: var(--ci-black);
  }

  .refund-section .section-subtitle,
  .refund-section .section-intro {
    color: var(--ci-muted);
  }

  .lead-points li {
    background: #2d2d2d;
    box-shadow: 0 4px 14px rgba(0,0,0,0.2);
  }

  .lead-points i {
    color: var(--ci-black);
  }

  .lead-points span {
    color: var(--ci-black);
  }

  .refund-section .swiper-slide::before {
    background: linear-gradient(180deg, rgba(253,186,18,0.18), rgba(242,140,0,0.16)), linear-gradient(180deg, rgba(0,0,0,0.16) 0%, rgba(0,0,0,0.26) 100%), radial-gradient(120% 100% at 50% 50%, transparent 58%, rgba(0,0,0,0.22) 100%);
    box-shadow: inset 0 0 0 100vmax rgba(255,255,255,0.1);
  }

  .refund-section .slide-content {
    color: var(--ci-black);
    text-shadow: 0 2px 12px rgba(0,0,0,0.5);
  }

  .refund-section .swiper-pagination-bullet {
    background: var(--ci-white);
    border-color: rgba(255,255,255,0.95);
    box-shadow: 0 0 0 2px rgba(0,0,0,0.3);
  }

  .refund-section .swiper-pagination-bullet-active {
    background: var(--ci-gold-2);
    border-color: var(--ci-white);
  }
}

@media (max-width: 767.98px) {
  :root {
    --space-section-sm: calc(var(--space-4) - 6px);
    --space-section-md: calc(var(--space-5) - 8px);
    --space-section-lg: calc(var(--space-6) - 10px);
  }
}

@media (min-width: 1200px) {
  :root {
    --container-pad: 24px;
  }
}

.refund-section {
  background: var(--refund-section-bg);
  padding: clamp(32px, 4vw, 56px) 0;
  margin: var(--space-6) 0;
  border-radius: 0;
}

.refund-section .section-title {
  text-align: center;
  margin-bottom: var(--space-2);
  font-size: var(--fs-h2);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.refund-section .section-subtitle {
  text-align: center;
  margin-bottom: var(--space-3);
  font-size: var(--fs-h3);
  font-weight: 600;
  color: var(--ci-muted);
}

.refund-section .section-intro {
  max-width: 900px;
  margin: 0 auto var(--space-5);
  text-align: center;
  line-height: var(--lh);
  font-size: var(--fs-lg);
  color: var(--ci-muted);
}

.lead-points {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  list-style: none;
  padding: 0;
  margin: 0 auto var(--space-5);
  max-width: var(--container-max);
}

@media (max-width: 991.98px) {
  .lead-points {
    grid-template-columns: 1fr;
  }
}

.lead-points li {
  display: grid;
  grid-template-columns: 56px 1fr;
  align-items: center;
  gap: var(--space-3);
  padding: clamp(16px, 2vw, 22px) clamp(18px, 2.2vw, 26px);
  border-radius: var(--radius);
  background: var(--ci-white);
  box-shadow: var(--shadow-1);
}

.lead-points i {
  font-size: 28px;
  line-height: 1;
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--ci-gold-1), var(--ci-gold-2));
  color: var(--ci-black);
}

.lead-points span {
  font-size: var(--fs-md);
  line-height: 1.5;
  color: var(--ci-black);
}

.refund-section .swiper {
  display: block;
  visibility: visible;
  height: clamp(460px, 60vw, 620px);
  overflow: hidden;
  position: relative;
  border-radius: var(--radius-lg);
  --swiper-theme-color: var(--ci-gold-2);
  --swiper-navigation-color: var(--ci-white);
  --swiper-pagination-color: var(--ci-gold-2);
}

.refund-section .swiper-wrapper,
.refund-section .swiper-slide {
  height: 100%;
}

.refund-section .swiper-slide {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ci-white);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  padding: var(--space-4) var(--space-3) 88px;
  box-sizing: border-box;
}

.refund-section .swiper-slide::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(253,186,18,0.18), rgba(242,140,0,0.16)), linear-gradient(180deg, rgba(0,0,0,0.16) 0%, rgba(0,0,0,0.26) 100%), radial-gradient(120% 100% at 50% 50%, transparent 58%, rgba(0,0,0,0.22) 100%);
  box-shadow: inset 0 0 0 100vmax rgba(15,15,16,0.55);
}

.refund-section .slide-content {
  position: relative;
  z-index: 2;
  width: min(92%, 820px);
  text-align: center;
  margin: 0 auto;
  text-shadow: 0 2px 12px rgba(0,0,0,0.35);
}

.refund-section .slide-content h3 {
  font-size: var(--fs-h2);
  margin: 0 0 var(--space-2);
}

.refund-section .slide-content p {
  font-size: var(--fs-lg);
  margin: 0 0 var(--space-3);
  line-height: var(--lh);
}

.refund-section .btn-gold {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  background: linear-gradient(90deg, var(--ci-gold-1), var(--ci-gold-2), var(--ci-gold-3));
  color: var(--ci-black);
  font-weight: 700;
  border-radius: var(--radius);
  text-decoration: none;
  box-shadow: var(--shadow-1);
  transition: filter 0.3s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.refund-section .btn-gold:hover {
  filter: brightness(1.05);
  transform: translateY(-2px);
}

.refund-section .btn-gold:focus-visible {
  outline: 2px solid var(--ci-gold-2);
  outline-offset: 2px;
}

.refund-section .btn-gold:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.refund-section .swiper-button-next,
.refund-section .swiper-button-prev {
  color: var(--ci-white) !important;
  z-index: 3;
  transition: color 0.25s ease;
}

.refund-section .swiper-button-next:hover,
.refund-section .swiper-button-prev:hover {
  color: var(--ci-gold-2) !important;
}

.refund-section .swiper-button-next::after,
.refund-section .swiper-button-prev::after {
  font-size: 28px;
}

.refund-section .swiper-pagination {
  bottom: 18px !important;
  z-index: 3;
}

.refund-section .swiper-pagination-bullet {
  background: var(--ci-white);
  opacity: 0.92;
  border: 2px solid rgba(255,255,255,0.95);
  box-shadow: 0 0 0 2px rgba(0,0,0,0.18);
}

.refund-section .swiper-pagination-bullet-active {
  background: var(--ci-gold-2);
  opacity: 1;
  border-color: var(--ci-white);
}

.refund-section .slide-content::before {
  content: none !important;
}