body {
        font-family: 'Plus Jakarta Sans', sans-serif;
      }

      .hero-gradient {
        background: linear-gradient(135deg, #1e3a8a 0%, #1d4ed8 40%, #2563eb 70%, #1e40af 100%);
      }

      .card-hover {
        transition: all .3s ease;
      }

      .card-hover:hover {
        transform: translateY(-4px);
        box-shadow: 0 20px 40px rgba(0, 0, 0, .15);
      }

      .nav-link {
        position: relative;
      }

      .nav-link::after {
        content: '';
        position: absolute;
        bottom: -2px;
        left: 0;
        width: 0;
        height: 2px;
        background: #f97316;
        transition: width .3s;
      }

      .nav-link:hover::after {
        width: 100%;
      }

      .pulse-dot {
        animation: pulse 2s infinite;
      }

      @keyframes pulse {

        0%,
        100% {
          opacity: 1
        }

        50% {
          opacity: .5
        }
      }

      .fade-in {
        animation: fadeIn .6s ease forwards;
      }

      @keyframes fadeIn {
        from {
          opacity: 0;
          transform: translateY(20px)
        }

        to {
          opacity: 1;
          transform: translateY(0)
        }
      }

      .wave {
        position: absolute;
        bottom: -1px;
        left: 0;
        width: 100%;
        overflow: hidden;
        line-height: 0;
      }

      /* Dark mode overrides untuk elemen non-Tailwind */
      .dark body {
        background: #0f172a;
        color: #e2e8f0;
      }

      /* Toggle switch */
      .dm-toggle {
        width: 44px;
        height: 24px;
        background: #cbd5e1;
        border-radius: 12px;
        position: relative;
        cursor: pointer;
        transition: background .3s;
      }

      .dm-toggle.on {
        background: #1d4ed8;
      }

      .dm-toggle::after {
        content: '';
        position: absolute;
        top: 2px;
        left: 2px;
        width: 20px;
        height: 20px;
        background: #fff;
        border-radius: 50%;
        transition: left .3s;
        box-shadow: 0 1px 4px rgba(0, 0, 0, .25);
      }

      .dm-toggle.on::after {
        left: 22px;
      }


      /* ── Overlay ── */
      .popup-overlay {
        position: fixed;
        inset: 0;
        z-index: 9999;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 1rem;
        background: rgba(2, 6, 23, 0.72);
        backdrop-filter: blur(6px);
        -webkit-backdrop-filter: blur(6px);
        animation: popupFadeIn .4s ease both;
      }

      @keyframes popupFadeIn {
        from {
          opacity: 0;
        }

        to {
          opacity: 1;
        }
      }

      .popup-overlay.hiding {
        animation: popupFadeOut .35s ease forwards;
      }

      @keyframes popupFadeOut {
        to {
          opacity: 0;
          pointer-events: none;
        }
      }

      .popup-card {
        position: relative;
        width: 100%;
        max-width: 520px;
        background: #ffffff;
        border-radius: 24px;
        overflow: hidden;
        box-shadow: 0 0 0 1px rgba(15, 23, 42, .06), 0 32px 64px -12px rgba(15, 23, 42, .35), 0 0 0 4px rgba(255, 255, 255, .08);
        animation: popupSlideIn .45s cubic-bezier(.34, 1.56, .64, 1) both;
      }

      @keyframes popupSlideIn {
        from {
          opacity: 0;
          transform: translateY(32px) scale(.95);
        }

        to {
          opacity: 1;
          transform: translateY(0) scale(1);
        }
      }

      .popup-card.hiding {
        animation: popupSlideOut .3s ease forwards;
      }

      @keyframes popupSlideOut {
        to {
          opacity: 0;
          transform: translateY(16px) scale(.96);
        }
      }

      .popup-corner {
        position: absolute;
        width: 80px;
        height: 80px;
        border-radius: 50%;
        pointer-events: none;
        z-index: 0;
      }

      .popup-corner-tl {
        top: -30px;
        left: -30px;
        background: radial-gradient(circle, rgba(30, 58, 138, .18) 0%, transparent 70%);
      }

      .popup-corner-br {
        bottom: -30px;
        right: -30px;
        background: radial-gradient(circle, rgba(251, 146, 60, .15) 0%, transparent 70%);
      }

      .popup-topbar {
        position: relative;
        z-index: 1;
        background: linear-gradient(135deg, #1e3a8a 0%, #1d4ed8 60%, #2563eb 100%);
        padding: .75rem 1.25rem .75rem 1.5rem;
        display: flex;
        align-items: center;
        justify-content: space-between;
      }

      .popup-topbar-label {
        font-size: .72rem;
        font-weight: 800;
        letter-spacing: .12em;
        text-transform: uppercase;
        color: rgba(255, 255, 255, .9);
      }

      .popup-timer-wrap {
        position: relative;
        width: 36px;
        height: 36px;
        flex-shrink: 0;
      }

      .popup-timer-svg {
        width: 36px;
        height: 36px;
        transform: rotate(-90deg);
      }

      .popup-timer-track {
        fill: none;
        stroke: rgba(255, 255, 255, .2);
        stroke-width: 3;
      }

      .popup-timer-prog {
        fill: none;
        stroke: #facc15;
        stroke-width: 3;
        stroke-linecap: round;
        transition: stroke-dashoffset 1s linear;
      }

      .popup-timer-num {
        position: absolute;
        inset: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: .7rem;
        font-weight: 800;
        color: #fff;
        font-variant-numeric: tabular-nums;
      }

      .popup-body {
        position: relative;
        z-index: 1;
        padding: 1.75rem 1.75rem 1.25rem;
        text-align: center;
      }

      .popup-icon-wrap {
        position: relative;
        width: 68px;
        height: 68px;
        margin: 0 auto 1.1rem;
      }

      .popup-icon-ring {
        position: absolute;
        inset: -6px;
        border-radius: 50%;
        border: 2px dashed rgba(30, 58, 138, .2);
        animation: spin 18s linear infinite;
      }

      @keyframes spin {
        to {
          transform: rotate(360deg);
        }
      }

      .popup-icon {
        position: relative;
        z-index: 1;
        width: 68px;
        height: 68px;
        background: linear-gradient(135deg, #1e3a8a, #3b82f6);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.7rem;
        color: #fff;
        box-shadow: 0 8px 24px rgba(30, 58, 138, .28);
        line-height: 68px;
        text-align: center;
      }

      .popup-title {
        font-size: clamp(1.1rem, 4vw, 1.35rem);
        font-weight: 800;
        color: #0f172a;
        line-height: 1.3;
        margin-bottom: .35rem;
      }

      .popup-title-hl {
        background: linear-gradient(90deg, #1d4ed8, #0ea5e9);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
      }

      .popup-subtitle {
        font-size: .82rem;
        color: #64748b;
        font-weight: 600;
        margin-bottom: 0;
      }

      .popup-divider {
        height: 1px;
        background: linear-gradient(90deg, transparent, #e2e8f0, transparent);
        margin: 1rem 0;
      }

      .popup-info-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: .65rem;
        text-align: left;
        margin-bottom: 1.25rem;
      }

      .popup-info-full {
        grid-column: 1 / -1;
      }

      .popup-info-item {
        display: flex;
        align-items: flex-start;
        gap: .6rem;
        background: #f8fafc;
        border: 1px solid #e2e8f0;
        border-radius: 12px;
        padding: .7rem .85rem;
      }

      .popup-info-icon {
        color: #1d4ed8;
        font-size: .85rem;
        margin-top: .15rem;
        flex-shrink: 0;
      }

      .popup-info-label {
        font-size: .65rem;
        font-weight: 700;
        color: #94a3b8;
        text-transform: uppercase;
        letter-spacing: .07em;
        margin-bottom: .2rem;
      }

      .popup-info-val {
        font-size: .8rem;
        font-weight: 600;
        color: #1e293b;
        line-height: 1.4;
      }

      .popup-cta-row {
        display: flex;
        gap: .6rem;
        justify-content: center;
        flex-wrap: wrap;
      }

      .popup-btn-primary {
        display: inline-flex;
        align-items: center;
        gap: .4rem;
        background: linear-gradient(135deg, #1d4ed8, #2563eb);
        color: #fff;
        font-size: .82rem;
        font-weight: 700;
        padding: .65rem 1.35rem;
        border-radius: 12px;
        text-decoration: none;
        transition: all .2s;
        box-shadow: 0 4px 14px rgba(29, 78, 216, .3);
      }

      .popup-btn-primary:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 20px rgba(29, 78, 216, .4);
        color: #fff;
        text-decoration: none;
      }

      .popup-btn-secondary {
        display: inline-flex;
        align-items: center;
        gap: .4rem;
        background: #f1f5f9;
        border: 1px solid #e2e8f0;
        color: #334155;
        font-size: .82rem;
        font-weight: 700;
        padding: .65rem 1.35rem;
        border-radius: 12px;
        text-decoration: none;
        transition: all .2s;
      }

      .popup-btn-secondary:hover {
        background: #e2e8f0;
        color: #0f172a;
        text-decoration: none;
      }

      .popup-close {
        position: absolute;
        top: .6rem;
        right: .75rem;
        z-index: 10;
        width: 28px;
        height: 28px;
        border-radius: 50%;
        background: rgba(255, 255, 255, .15);
        border: 1px solid rgba(255, 255, 255, .25);
        color: #fff;
        font-size: .75rem;
        display: flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        transition: background .2s, transform .2s;
        line-height: 1;
      }

      .popup-close:hover {
        background: rgba(255, 255, 255, .3);
        transform: scale(1.1);
      }

      .popup-progress-wrap {
        height: 4px;
        background: #f1f5f9;
        overflow: hidden;
      }

      .popup-progress-bar {
        height: 100%;
        width: 100%;
        background: linear-gradient(90deg, #1d4ed8, #0ea5e9, #f59e0b);
        transform-origin: left;
        transform: scaleX(1);
        transition: transform 11s linear;
      }

      @media (max-width: 480px) {
        .popup-body {
          padding: 1.25rem 1.1rem 1rem;
        }

        .popup-info-grid {
          grid-template-columns: 1fr;
        }

        .popup-info-full {
          grid-column: 1;
        }

        .popup-card {
          border-radius: 18px;
        }
      }

      /* ---------- Countdown Variables & Base ---------- */
:root {
    --cd-bg:        #0a1628;
    --cd-surface:   #111e35;
    --cd-border:    #1e3a5f;
    --cd-gold:      #f5a623;
    --cd-gold-dim:  #b87d1a;
    --cd-blue:      #3b82f6;
    --cd-cyan:      #22d3ee;
    --cd-text:      #e2e8f0;
    --cd-muted:     #64748b;
    --cd-success:   #10b981;
    --cd-danger:    #ef4444;
}

.cd-wrapper {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background: var(--cd-bg);
    border-radius: 24px;
    overflow: hidden;
    box-shadow:
        0 0 0 1px var(--cd-border),
        0 25px 60px rgba(0,0,0,.5),
        0 0 80px rgba(59,130,246,.07);
    position: relative;
}
.cd-wrapper::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 40% at 20% 0%, rgba(59,130,246,.15) 0%, transparent 70%),
        radial-gradient(ellipse 40% 60% at 80% 100%, rgba(245,166,35,.10) 0%, transparent 70%);
    pointer-events: none;
}
.cd-wrapper::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, rgba(255,255,255,.04) 1px, transparent 1px);
    background-size: 28px 28px;
    pointer-events: none;
}
.cd-inner { position: relative; z-index: 1; padding: 3rem 2rem 2.5rem; }

.cd-badge {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    background: rgba(245,166,35,.12);
    border: 1px solid rgba(245,166,35,.3);
    color: var(--cd-gold);
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    padding: .35rem .85rem;
    border-radius: 999px;
    margin-bottom: 1.5rem;
}
.cd-badge .dot {
    width: 7px; height: 7px;
    border-radius: 50%;
    background: var(--cd-gold);
    animation: pulse-gold 1.8s ease-in-out infinite;
}
@keyframes pulse-gold {
    0%,100% { opacity:1; transform:scale(1); }
    50%      { opacity:.4; transform:scale(.7); }
}
.cd-title {
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    font-weight: 800;
    color: #fff;
    line-height: 1.15;
    margin-bottom: .5rem;
}
.cd-title .highlight {
    background: linear-gradient(90deg, var(--cd-gold), var(--cd-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.scroll-top-btn {
    position: fixed;
    bottom: 10px;
    right: 10px;
    display: none; /* Disembunyikan saat awal */
    background-color: transparent; /* Sesuaikan dengan warna biru di image_38acc2.png */
    color: #ffffff;
    width: 50px;
    height: 50px;
    text-align: center;
    line-height: 50px;
    
    font-size: 20px;
    cursor: pointer;
    z-index: 9999;
   
    transition: background 0.3s, transform 0.3s;
}

.scroll-top-btn:hover {
    background-color: transparent;
    transform: translateY(-5px);
}