* {
    box-sizing: border-box;
  }

  .dark-background-premium {
    --ink: #0b0f0c;
    --ink-deep: #060807;
    --emerald: #123023;
    --gold: #ff0000;
    --gold-soft: #e8d9ad;
    --ivory: #f4efe4;
    --brand-accent: var(--accent-color, #1bbd3a);

    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 560px;
    overflow: hidden;
    background-color: var(--ink);
  }

  /* subtle film grain for cinematic depth */
  .dark-background-premium::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 5;
    pointer-events: none;
    opacity: 0.05;
    mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  }

  .hero-swiper-premium {
    width: 100%;
    height: 100%;
  }

  .premium-slide {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 560px;
    overflow: hidden;
    display: flex !important;
    justify-content: center;
    align-items: center;
  }

  .premium-slide {
    opacity: 0;
    transition: opacity 1.2s ease;
    position: absolute;
    inset: 0;
  }

  /* ---- Ken Burns image treatment ---- */
  .slide-bg-img {
    position: absolute;
    inset: -2%;
    background-size: cover;
    background-position: center;
    transform: scale(1.14) translate3d(0, 0, 0);
    transition: transform 9s cubic-bezier(0.22, 0.61, 0.36, 1);
    will-change: transform;
    filter: saturate(0.92) contrast(1.03);
  }

  .swiper-slide-active .slide-bg-img {
    transform: scale(1.02) translate3d(0, -1%, 0);
  }

  .swiper-slide-active.premium-slide {
    opacity: 1;
    position: relative;
    z-index: 2;
  }

  /* ---- Overlay: emerald vignette, not flat black ---- */
  .premium-overlay {
    position: absolute;
    inset: 0;
    z-index: 2;
    background:
      radial-gradient(ellipse at 50% 38%, rgba(18, 48, 35, 0.15) 0%, rgba(6, 8, 7, 0.55) 62%, rgba(6, 8, 7, 0.86) 100%),
      linear-gradient(180deg, rgba(6, 8, 7, 0.55) 0%, rgba(6, 8, 7, 0.15) 30%, rgba(6, 8, 7, 0.25) 65%, rgba(6, 8, 7, 0.92) 100%);
  }

  .premium-content-box {
    position: relative;
    z-index: 3;
    color: var(--ivory);
    width: 100%;
    padding: 0 20px;
  }

  .premium-inner {
    max-width: 760px;
    margin: 0 auto;
    text-align: center;
  }

  /* ---- Kicker / eyebrow ---- */
  .premium-kicker {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    font-family: 'Manrope', sans-serif;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: var(--gold-soft);
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.9s ease, transform 0.9s cubic-bezier(0.25, 1, 0.5, 1);
  }

  .premium-kicker::before,
  .premium-kicker::after {
    content: "";
    width: 28px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold));
  }

  .premium-kicker::after {
    background: linear-gradient(90deg, var(--gold), transparent);
  }

  /* ---- Title ---- */
  .premium-title {
    /* font-family: 'Fraunces', serif; */
    font-weight: 600;
    font-size: clamp(2.4rem, 6vw, 4.6rem);
    line-height: 1.06;
    letter-spacing: -0.01em;
    margin: 22px 0 0 0;
    color: var(--ivory);
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s ease, transform 1s cubic-bezier(0.25, 1, 0.5, 1);
  }

  .premium-title span {
    display: block;
    font-style: italic;
    font-weight: 600;
    background: linear-gradient(92deg, var(--gold-soft) 0%, var(--gold) 55%, var(--gold-soft) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-top: 4px;
  }

  .premium-text {
    /* font-family: 'Manrope', sans-serif; */
    font-size: clamp(1.2rem, 2vw, 1.5rem);
    font-weight: 400;
    margin: 22px auto 38px auto;
    max-width: 520px;
    color: var(--ivory);
    opacity: 0;
    line-height: 1.75;
    letter-spacing: 0.01em;
    transform: translateY(24px);
    transition: opacity 0.9s ease, transform 0.9s cubic-bezier(0.25, 1, 0.5, 1);
  }

  /* ---- Button: ghost + gold hairline, fills with brand accent on hover ---- */
  .premium-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 15px 34px;
    background: rgba(244, 239, 228, 0.03);
    border: 1px solid rgba(201, 162, 74, 0.55);
    color: var(--ivory);
    border-radius: 2px;
    font-weight: 600;
    text-decoration: none;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-size: 1.2rem;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    transition: background 0.4s ease, border-color 0.4s ease, color 0.4s ease, transform 0.3s ease, letter-spacing 0.4s ease;
    opacity: 0;
    transform: translateY(20px);
  }

  .premium-btn::after {
    content: "";
    width: 16px;
    height: 1px;
    background: var(--gold-soft);
    transition: width 0.4s cubic-bezier(0.25, 1, 0.5, 1);
  }

  .premium-btn:hover {
    background: var(--brand-accent);
    border-color: var(--brand-accent);
    color: #06110a;
    transform: translateY(-2px);
    letter-spacing: 0.22em;
  }

  .premium-btn:hover::after {
    width: 26px;
  }

  /* ---- Entrance choreography on active slide ---- */
  .swiper-slide-active .premium-kicker {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.2s;
  }

  .swiper-slide-active .premium-title {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.4s;
  }

  .swiper-slide-active .premium-text {
    opacity: 0.92;
    transform: translateY(0);
    transition-delay: 0.65s;
  }

  .swiper-slide-active .premium-btn {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.85s;
  }

  /* =========================================================
     SIGNATURE ELEMENT — slide index bar with live gold hairline
     Replaces dot pagination. Bottom-left, editorial placement.
  ========================================================= */

  .hero-index-bar {
    position: absolute;
    left: 40px;
    bottom: 36px;
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 14px;
    font-family: 'Fraunces', serif;
    color: var(--ivory);
  }

  .hero-index-current {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--gold-soft);
    min-width: 18px;
  }

  .hero-index-track {
    position: relative;
    width: 72px;
    height: 1px;
    background: rgba(244, 239, 228, 0.18);
    overflow: hidden;
  }

  .hero-index-fill {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--gold), var(--gold-soft));
  }

  .hero-index-total {
    font-size: 0.75rem;
    font-weight: 400;
    color: rgba(244, 239, 228, 0.45);
  }

  /* ---- Scroll cue, bottom-right ---- */
  .hero-scroll-cue {
    position: absolute;
    right: 40px;
    bottom: 34px;
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Manrope', sans-serif;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: rgba(244, 239, 228, 0.55);
  }

  .hero-scroll-cue .cue-line {
    position: relative;
    width: 1px;
    height: 30px;
    background: rgba(244, 239, 228, 0.25);
    overflow: hidden;
  }

  .hero-scroll-cue .cue-line::after {
    content: "";
    position: absolute;
    left: 0;
    top: -100%;
    width: 100%;
    height: 100%;
    background: var(--gold);
    animation: cueDrop 2.4s ease-in-out infinite;
  }

  @keyframes cueDrop {
    0% {
      top: -100%;
    }

    50% {
      top: 0%;
    }

    100% {
      top: 100%;
    }
  }

  /* ---- Responsive ---- */
  @media (max-width: 767px) {
    .hero-index-bar {
      left: 24px;
      bottom: 24px;
    }

    .hero-scroll-cue {
      display: none;
    }

    .premium-title {
      font-size: clamp(2rem, 8vw, 2.8rem);
    }
  }

  /* ---- Reduced motion ---- */
  @media (prefers-reduced-motion: reduce) {

    .slide-bg-img,
    .premium-kicker,
    .premium-title,
    .premium-text,
    .premium-btn {
      transition-duration: 0.01ms !important;
    }

    .swiper-slide-active .slide-bg-img {
      transform: scale(1);
    }

    .hero-scroll-cue .cue-line::after {
      animation: none;
    }
  }

  /* fallback swiper pagination hidden (index bar replaces it) */
  .premium-pagination {
    display: none !important;
  }