```css
/* ==========================================================================
   LOVE COMPUTER - TEMA BLACK PINK NEON MINIMALIST GAMING
   MOBILE & ALL DEVICES
   ========================================================================== */

:root {
  --bg-dark: #07070a;
  --bg-card: rgba(18, 18, 26, 0.75);

  --pink-neon: #ff007f;
  --pink-glow: rgba(255, 0, 127, 0.4);

  --cyan-accent: #00f2fe;

  --tokopedia-color: #03ac0e;
  --shopee-color: #ee4d2d;
  --blibli-color: #0095da;

  --text-main: #f0f0f5;
  --text-muted: #a0a0b0;

  --border-glow: rgba(255, 0, 127, 0.25);

  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
}


/* ==========================================================================
   GLOBAL
   ========================================================================== */

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);

  background-color: var(--bg-dark);

  background-image:
    linear-gradient(
      to bottom,
      rgba(7, 7, 10, 0.88),
      rgba(7, 7, 10, 0.95)
    ),
    url('../img/bg.jpeg');

  background-size: cover;
  background-position: center;
  background-attachment: fixed;

  color: var(--text-main);

  min-height: 100vh;

  display: flex;
  flex-direction: column;
}


/* ==========================================================================
   HEADER & NAVIGASI
   ========================================================================== */

.main-header {
  background: rgba(7, 7, 10, 0.85);

  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);

  border-bottom: 1px solid var(--border-glow);

  position: sticky;
  top: 0;

  z-index: 1000;
}

.header-container {
  max-width: 1200px;

  margin: 0 auto;

  padding: 15px 20px;

  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.4rem;
  font-weight: 900;

  color: #fff;

  text-decoration: none;

  display: flex;
  align-items: center;

  gap: 10px;

  letter-spacing: 1px;
}

.logo-img {
  width: 32px;
  height: 32px;
}

.neon-pink {
  color: var(--pink-neon);

  text-shadow:
    0 0 10px var(--pink-glow);
}


/* NAVIGATION */

.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-item {
  color: var(--text-muted);

  text-decoration: none;

  font-size: 0.95rem;
  font-weight: 600;

  transition: all 0.3s;
}

.nav-item:hover {
  color: var(--pink-neon);
}

.nav-btn {
  background: var(--pink-neon);

  color: #fff !important;

  padding: 8px 16px;

  border-radius: 8px;

  box-shadow:
    0 0 12px var(--pink-glow);
}


/* MOBILE MENU */

.mobile-menu-toggle {
  display: none;

  flex-direction: column;

  gap: 5px;

  background: transparent;

  border: none;

  cursor: pointer;
}

.mobile-menu-toggle .bar {
  width: 25px;
  height: 3px;

  background: var(--pink-neon);

  border-radius: 2px;
}


/* ==========================================================================
   LAYOUT UTAMA
   ========================================================================== */

.main-container {
  max-width: 1200px;

  margin: 0 auto;

  padding: 25px 20px;

  flex: 1;

  width: 100%;

  /*
   * PENTING:
   * Jangan biarkan dropdown terpotong.
   */
  overflow: visible;
}


/* ==========================================================================
   SIMULATION LAYOUT
   ========================================================================== */

.simulation-wrapper {
  display: grid;

  grid-template-columns: 2fr 1fr;

  gap: 20px;

  /*
   * PENTING UNTUK DROPDOWN
   */
  overflow: visible !important;

  position: relative;

  z-index: 1;
}

.simulation-wrapper > div {
  overflow: visible !important;
}


/* ==========================================================================
   COMPONENT CARD
   ========================================================================== */

.comp-card {
  background: var(--bg-card);

  border: 1px solid var(--border-glow);

  border-radius: 12px;

  padding: 15px;

  display: flex;

  flex-direction: row;

  align-items: center;

  justify-content: space-between;

  gap: 15px;

  /*
   * PENTING:
   * Dropdown harus boleh keluar dari card.
   */
  overflow: visible !important;

  /*
   * Membuat z-index card bisa bekerja.
   */
  position: relative;

  z-index: 1;

  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);

  transition:
    border-color 0.3s ease,
    box-shadow 0.3s ease,
    transform 0.3s ease;
}

.comp-card:hover {
  border-color: rgba(255, 0, 127, 0.5);
}


/*
 * CARD YANG DROPDOWN-NYA SEDANG TERBUKA
 *
 * Ini bagian paling penting.
 *
 * :has() akan mencari .custom-select.open
 * di dalam card tersebut.
 *
 * Card aktif otomatis naik ke lapisan paling atas.
 */

.comp-card:has(.custom-select.open) {
  z-index: 99999 !important;

  border-color: var(--pink-neon);

  box-shadow:
    0 0 15px var(--pink-glow);
}


/* ==========================================================================
   COMPONENT INPUT WRAPPER
   ========================================================================== */

.comp-input-wrapper {
  flex: 1;

  min-width: 0;

  position: relative;

  overflow: visible !important;
}


/* ==========================================================================
   NATIVE SELECT
   ========================================================================== */

.comp-select {
  position: absolute !important;

  width: 1px !important;
  height: 1px !important;

  padding: 0 !important;
  margin: -1px !important;

  overflow: hidden !important;

  clip: rect(0, 0, 0, 0) !important;

  white-space: nowrap !important;

  border: 0 !important;
}


/* ==========================================================================
   CUSTOM SELECT
   ========================================================================== */

.custom-select {
  position: relative;

  width: 100%;

  /*
   * Jangan dipotong.
   */
  overflow: visible !important;

  z-index: 10;
}


/*
 * CUSTOM SELECT SAAT TERBUKA
 */

.custom-select.open {
  position: relative;

  z-index: 100000 !important;
}


/* ==========================================================================
   CUSTOM SELECT TRIGGER
   ========================================================================== */

.cs-trigger {
  width: 100%;

  min-height: 44px;

  padding: 11px 14px;

  background: rgba(10, 10, 18, 0.95);

  color: var(--text-main);

  border: 1px solid rgba(255, 255, 255, 0.12);

  border-radius: 8px;

  outline: none;

  cursor: pointer;

  display: flex;

  align-items: center;

  justify-content: space-between;

  gap: 10px;

  font-family: inherit;

  font-size: 0.9rem;

  text-align: left;

  transition:
    border-color 0.25s ease,
    box-shadow 0.25s ease,
    background 0.25s ease;
}

.cs-trigger:hover {
  border-color: var(--pink-neon);

  box-shadow:
    0 0 8px var(--pink-glow);
}


/*
 * TRIGGER SAAT DROPDOWN TERBUKA
 */

.custom-select.open .cs-trigger {
  border-color: var(--pink-neon);

  box-shadow:
    0 0 10px var(--pink-glow);

  background: rgba(15, 10, 20, 0.98);
}


/* ==========================================================================
   CUSTOM SELECT PANEL
   ========================================================================== */

.cs-panel {
  display: none;

  position: absolute;

  top: calc(100% + 6px);

  left: 0;

  right: 0;

  width: 100%;

  min-width: 100%;

  background: rgba(10, 10, 18, 0.99);

  border: 1px solid var(--cyan-accent);

  border-radius: 8px;

  /*
   * SANGAT TINGGI AGAR TIDAK TERTUTUP CARD LAIN
   */
  z-index: 999999 !important;

  box-shadow:
    0 12px 30px rgba(0, 0, 0, 0.75),
    0 0 15px rgba(0, 242, 254, 0.15);

  overflow: hidden;

  /*
   * Pastikan panel tidak ikut terpotong.
   */
  isolation: isolate;
}


/*
 * PANEL SAAT TERBUKA
 */

.custom-select.open .cs-panel {
  display: flex;

  flex-direction: column;

  z-index: 999999 !important;
}


/* ==========================================================================
   CUSTOM SELECT SEARCH
   ========================================================================== */

.cs-search {
  width: 100%;

  padding: 10px 12px;

  background: #12121a;

  color: #fff;

  border: none;

  border-bottom: 1px solid rgba(255, 255, 255, 0.1);

  outline: none;

  font-family: inherit;

  font-size: 0.85rem;
}

.cs-search:focus {
  border-bottom-color: var(--pink-neon);
}


/* ==========================================================================
   CUSTOM SELECT OPTIONS
   ========================================================================== */

.cs-options {
  max-height: 260px;

  overflow-y: auto;

  overflow-x: hidden;

  width: 100%;

  overscroll-behavior: contain;

  scrollbar-width: thin;
}


/* Scrollbar */

.cs-options::-webkit-scrollbar {
  width: 7px;
}

.cs-options::-webkit-scrollbar-track {
  background: #08080d;
}

.cs-options::-webkit-scrollbar-thumb {
  background: rgba(255, 0, 127, 0.45);

  border-radius: 10px;
}

.cs-options::-webkit-scrollbar-thumb:hover {
  background: var(--pink-neon);
}


/* OPTION */

.cs-option {
  padding: 10px 12px;

  color: var(--text-main);

  cursor: pointer;

  font-size: 0.85rem;

  line-height: 1.4;

  transition:
    background 0.2s ease,
    color 0.2s ease;
}

.cs-option:hover {
  background: rgba(255, 0, 127, 0.12);

  color: #fff;
}

.cs-option.selected {
  background: rgba(255, 0, 127, 0.2);

  color: var(--pink-neon);

  font-weight: 700;
}


/* ==========================================================================
   BANNER AUTO SLIDESHOW
   ========================================================================== */

.banner-carousel {
  position: relative;

  width: 100%;

  height: 320px;

  border-radius: 16px;

  overflow: hidden;

  border: 1px solid var(--border-glow);

  box-shadow:
    0 0 25px var(--pink-glow);

  margin-bottom: 30px;

  touch-action: pan-y pinch-zoom;

  user-select: none;
}

.slides-wrapper {
  position: relative;

  width: 100%;

  height: 100%;
}

.slide {
  position: absolute;

  inset: 0;

  opacity: 0;

  transition:
    opacity 0.8s ease-in-out;
}

.slide.active {
  opacity: 1;
}

.slide img {
  width: 100%;

  height: 100%;

  object-fit: cover;
}

.slide-caption {
  position: absolute;

  bottom: 0;

  left: 0;

  right: 0;

  padding: 30px;

  background:
    linear-gradient(
      transparent,
      rgba(7, 7, 10, 0.95)
    );

  pointer-events: none;
}

.slide-caption h2 {
  font-size: 1.8rem;

  color: #fff;

  text-shadow:
    0 0 10px var(--pink-neon);
}

.slide-caption p {
  color: var(--text-muted);

  font-size: 0.95rem;
}


/* DOTS */

.slide-dots {
  position: absolute;

  bottom: 12px;

  right: 20px;

  display: flex;

  gap: 8px;

  z-index: 10;
}

.dot {
  width: 10px;

  height: 10px;

  background: rgba(255, 255, 255, 0.4);

  border-radius: 50%;

  cursor: pointer;

  transition: all 0.3s;
}

.dot.active {
  background: var(--pink-neon);

  box-shadow:
    0 0 8px var(--pink-neon);

  width: 24px;

  border-radius: 10px;
}


/* ==========================================================================
   CONTROL PANEL
   ========================================================================== */

.control-panel {
  display: flex;

  flex-wrap: wrap;

  justify-content: space-between;

  align-items: center;

  gap: 15px;

  margin-bottom: 20px;

  position: relative;

  z-index: 20;

  overflow: visible !important;
}

.search-form {
  display: flex;

  flex: 1;

  max-width: 650px;

  gap: 8px;
}

.search-select {
  background: #12121a;

  color: #fff;

  border: 1px solid rgba(255, 255, 255, 0.1);

  padding: 12px;

  border-radius: 8px;

  outline: none;

  font-size: 0.9rem;
}

.search-input {
  flex: 1;

  padding: 12px 18px;

  border-radius: 8px;

  background: rgba(255, 255, 255, 0.05);

  border: 1px solid rgba(255, 255, 255, 0.1);

  color: #fff;

  outline: none;

  transition: all 0.3s;
}

.search-input:focus,
.search-select:focus {
  border-color: var(--pink-neon);

  box-shadow:
    0 0 10px var(--pink-glow);
}

.btn-search {
  padding: 12px 24px;

  background: var(--pink-neon);

  border: none;

  color: #fff;

  font-weight: bold;

  border-radius: 8px;

  cursor: pointer;

  box-shadow:
    0 0 10px var(--pink-glow);

  transition: 0.3s;
}

.btn-search:hover {
  opacity: 0.9;

  transform: translateY(-2px);
}

.sort-box {
  display: flex;

  align-items: center;

  gap: 10px;

  color: var(--text-muted);
}

.sort-box select {
  background: #12121a;

  color: #fff;

  border: 1px solid var(--border-glow);

  padding: 10px 14px;

  border-radius: 8px;

  outline: none;
}


/* ==========================================================================
   CATEGORY BAR
   ========================================================================== */

.category-bar {
  display: flex;

  gap: 10px;

  overflow-x: auto;

  padding-bottom: 10px;

  margin-bottom: 30px;

  -webkit-overflow-scrolling: touch;
}

.category-bar::-webkit-scrollbar {
  display: none;
}

.cat-chip {
  padding: 8px 18px;

  border-radius: 20px;

  background: rgba(255, 255, 255, 0.03);

  border: 1px solid rgba(255, 255, 255, 0.1);

  color: var(--text-muted);

  text-decoration: none;

  font-size: 0.9rem;

  white-space: nowrap;

  transition: all 0.3s;
}

.cat-chip:hover,
.cat-chip.active {
  background: var(--pink-neon);

  color: #fff;

  border-color: var(--pink-neon);

  box-shadow:
    0 0 12px var(--pink-glow);
}


/* ==========================================================================
   PRODUCT GRID
   ========================================================================== */

.product-grid {
  display: grid;

  grid-template-columns:
    repeat(
      auto-fill,
      minmax(220px, 1fr)
    );

  gap: 22px;
}

.product-card {
  background: var(--bg-card);

  border: 1px solid var(--border-glow);

  border-radius: 12px;

  overflow: hidden;

  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);

  display: flex;

  flex-direction: column;

  transition: all 0.3s ease;
}

.product-card:hover {
  transform: translateY(-5px);

  border-color: var(--pink-neon);

  box-shadow:
    0 8px 20px var(--pink-glow);
}

.card-img-wrapper {
  position: relative;

  width: 100%;

  height: 190px;

  background: #000;

  overflow: hidden;

  cursor: pointer;
}

.card-img-wrapper img {
  width: 100%;

  height: 100%;

  object-fit: cover;

  transition:
    transform 0.4s ease;
}

.card-img-wrapper:hover img {
  transform: scale(1.08);
}

.img-overlay {
  position: absolute;

  inset: 0;

  background: rgba(0, 0, 0, 0.4);

  opacity: 0;

  display: flex;

  align-items: center;

  justify-content: center;

  color: #fff;

  font-size: 0.85rem;

  font-weight: 600;

  transition:
    opacity 0.3s;
}

.card-img-wrapper:hover .img-overlay {
  opacity: 1;
}


/* PRODUCT BODY */

.card-body {
  padding: 15px;

  display: flex;

  flex-direction: column;

  flex-grow: 1;
}

.badge {
  align-self: flex-start;

  font-size: 0.7rem;

  font-weight: bold;

  color: var(--cyan-accent);

  background:
    rgba(0, 242, 254, 0.1);

  border:
    1px solid var(--cyan-accent);

  padding: 2px 8px;

  border-radius: 4px;

  margin-bottom: 8px;

  text-transform: uppercase;
}

.card-title {
  font-size: 1rem;

  color: #fff;

  margin-bottom: 6px;
}

.card-desc {
  font-size: 0.8rem;

  color: var(--text-muted);

  margin-bottom: 15px;

  flex-grow: 1;
}

.price {
  font-weight: bold;

  color: var(--pink-neon);

  font-size: 1.1rem;

  margin-bottom: 12px;
}


/* ACTIONS */

.card-actions {
  display: flex;

  gap: 8px;
}

.btn-details {
  flex: 1;

  text-align: center;

  padding: 8px 0;

  border-radius: 6px;

  text-decoration: none;

  font-size: 0.8rem;

  font-weight: bold;

  background: transparent;

  color: var(--cyan-accent);

  border:
    1px solid var(--cyan-accent);

  transition: all 0.3s;
}

.btn-details:hover {
  background: var(--cyan-accent);

  color: #000;

  box-shadow:
    0 0 10px rgba(0, 242, 254, 0.4);
}

.empty-state {
  text-align: center;

  padding: 50px 0;

  color: var(--text-muted);

  grid-column: 1 / -1;
}


/* ==========================================================================
   DETAILS PAGE
   ========================================================================== */

.details-wrapper {
  display: grid;

  grid-template-columns: 1fr 1fr;

  gap: 40px;

  background: var(--bg-card);

  padding: 30px;

  border-radius: 16px;

  border:
    1px solid var(--border-glow);
}

.details-img-box {
  position: relative;

  border-radius: 12px;

  overflow: hidden;

  border:
    1px solid var(--border-glow);

  height: 380px;
}

.details-img-box img {
  width: 100%;

  height: 100%;

  object-fit: cover;
}

.details-info h1 {
  font-size: 1.8rem;

  margin-bottom: 10px;

  color: #fff;
}

.details-info .price {
  font-size: 1.8rem;

  margin: 15px 0;

  display: block;
}

.details-info .desc-full {
  color: var(--text-muted);

  line-height: 1.6;

  margin-bottom: 25px;
}


/* MARKETPLACE */

.marketplace-buttons {
  display: flex;

  flex-direction: column;

  gap: 10px;

  margin-top: 20px;
}

.btn-market {
  display: flex;

  align-items: center;

  justify-content: center;

  gap: 10px;

  padding: 12px;

  border-radius: 8px;

  color: #fff;

  text-decoration: none;

  font-weight: bold;

  transition: all 0.3s;
}

.btn-shopee {
  background: var(--shopee-color);
}

.btn-tokopedia {
  background: var(--tokopedia-color);
}

.btn-blibli {
  background: var(--blibli-color);
}

.btn-wa {
  background: #25d366;
}

.btn-market:hover {
  opacity: 0.9;

  transform: translateY(-2px);
}


/* ==========================================================================
   PAGINATION
   ========================================================================== */

.pagination-wrapper {
  display: flex;

  justify-content: center;

  margin-top: 35px;
}

.pagination {
  display: flex;

  list-style: none;

  gap: 8px;
}

.pagination a {
  padding: 8px 14px;

  background:
    rgba(255, 255, 255, 0.05);

  border:
    1px solid var(--border-glow);

  color: var(--text-main);

  text-decoration: none;

  border-radius: 6px;

  transition: 0.3s;
}

.pagination a:hover,
.pagination a.active {
  background: var(--pink-neon);

  color: #fff;

  box-shadow:
    0 0 10px var(--pink-glow);
}


/* ==========================================================================
   LIGHTBOX MODAL
   ========================================================================== */

.lightbox-modal {
  display: none;

  position: fixed;

  inset: 0;

  z-index: 9999999;

  background:
    rgba(0, 0, 0, 0.92);

  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);

  justify-content: center;

  align-items: center;

  flex-direction: column;

  user-select: none;

  touch-action: pan-y pinch-zoom;
}

.lightbox-modal.active {
  display: flex;
}

.lightbox-img-wrapper {
  position: relative;

  display: flex;

  justify-content: center;

  align-items: center;

  max-width: 90%;

  max-height: 80vh;

  cursor: pointer;
}

.lightbox-content {
  max-width: 100%;

  max-height: 80vh;

  object-fit: contain;

  border-radius: 12px;

  border:
    1px solid var(--pink-neon);

  box-shadow:
    0 0 30px var(--pink-glow);

  pointer-events: none;
}

.lightbox-caption {
  margin-top: 15px;

  color: #fff;

  background:
    rgba(0, 0, 0, 0.7);

  padding: 8px 18px;

  border-radius: 20px;

  font-size: 0.9rem;

  border:
    1px solid rgba(255, 255, 255, 0.1);

  text-align: center;
}

.lightbox-close {
  position: absolute;

  top: 20px;

  right: 25px;

  color: #fff;

  font-size: 2.2rem;

  cursor: pointer;

  z-index: 10000000;

  line-height: 1;
}


/* ==========================================================================
   MOBILE / TABLET
   ========================================================================== */

@media (max-width: 768px) {

  .header-container {
    padding: 12px 15px;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .nav-links {
    display: none;

    position: absolute;

    top: 100%;

    left: 0;

    right: 0;

    background:
      rgba(7, 7, 10, 0.95);

    flex-direction: column;

    padding: 20px;

    border-bottom:
      1px solid var(--border-glow);

    z-index: 1001;
  }

  .nav-links.open {
    display: flex;
  }


  /* BANNER */

  .banner-carousel {
    height: 200px;

    border-radius: 12px;

    margin-bottom: 20px;
  }

  .slide-caption {
    padding: 15px;
  }

  .slide-caption h2 {
    font-size: 1.2rem;
  }

  .slide-caption p {
    font-size: 0.8rem;
  }


  /* CONTROL */

  .control-panel {
    flex-direction: column;

    align-items: stretch;

    gap: 12px;
  }

  .search-form {
    flex-direction: column;

    max-width: 100%;
  }

  .sort-box {
    justify-content: space-between;
  }

  .sort-box select {
    flex: 1;
  }


  /* SIMULATION */

  .simulation-wrapper {
    grid-template-columns: 1fr;

    gap: 15px;

    overflow: visible !important;
  }

  .comp-card {
    padding: 12px;

    gap: 10px;

    overflow: visible !important;
  }

  .comp-input-wrapper {
    min-width: 0;

    overflow: visible !important;
  }

  /*
   * Mobile dropdown sedikit lebih besar
   * agar mudah disentuh.
   */

  .cs-trigger {
    min-height: 46px;

    padding: 12px;

    font-size: 0.85rem;
  }

  .cs-option {
    padding: 12px;

    font-size: 0.85rem;
  }

  .cs-options {
    max-height: 240px;
  }


  /* PRODUCT */

  .product-grid {
    grid-template-columns:
      repeat(
        auto-fill,
        minmax(150px, 1fr)
      );

    gap: 12px;
  }

  .card-img-wrapper {
    height: 130px;
  }

  .card-body {
    padding: 10px;
  }

  .card-title {
    font-size: 0.9rem;
  }

  .price {
    font-size: 1rem;
  }


  /* DETAILS */

  .details-wrapper {
    grid-template-columns: 1fr;

    gap: 20px;

    padding: 18px;
  }

  .details-img-box {
    height: 260px;
  }


  /* LIGHTBOX */

  .lightbox-img-wrapper {
    max-width: 95%;

    max-height: 75vh;
  }

  .lightbox-close {
    top: 15px;

    right: 20px;

    font-size: 2rem;
  }
}


/* ==========================================================================
   SMALL MOBILE
   ========================================================================== */

@media (max-width: 480px) {

  .main-container {
    padding-left: 12px;
    padding-right: 12px;
  }

  .product-grid {
    grid-template-columns:
      repeat(2, 1fr);

    gap: 10px;
  }

  .banner-carousel {
    height: 160px;
  }

  .comp-card {
    padding: 10px;
  }

  .cs-trigger {
    min-height: 44px;

    padding: 10px;

    font-size: 0.8rem;
  }

  .cs-options {
    max-height: 220px;
  }
}
```