/* ==========================================
   PANDUAN MEMILIH PLATFORM GAMING
========================================== */

.platform-guide {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: clamp(90px, 10vw, 145px);
  background:
    radial-gradient(
      circle at 14% 26%,
      rgba(7, 87, 217, 0.13),
      transparent 29%
    ),
    radial-gradient(
      circle at 88% 76%,
      rgba(21, 151, 255, 0.1),
      transparent 28%
    ),
    linear-gradient(
      180deg,
      #030b1d 0%,
      #061126 50%,
      #020817 100%
    );
}

.platform-guide::before,
.platform-guide::after {
  position: absolute;
  right: 0;
  left: 0;
  height: 1px;
  content: "";
  background: linear-gradient(
    90deg,
    transparent,
    rgba(70, 184, 255, 0.27),
    transparent
  );
}

.platform-guide::before {
  top: 0;
}

.platform-guide::after {
  bottom: 0;
}

/* Background */

.platform-guide__background {
  position: absolute;
  z-index: -1;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.platform-guide__grid-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.19;
  background-image:
    linear-gradient(
      rgba(86, 175, 255, 0.045) 1px,
      transparent 1px
    ),
    linear-gradient(
      90deg,
      rgba(86, 175, 255, 0.045) 1px,
      transparent 1px
    );
  background-size: 68px 68px;
  mask-image: linear-gradient(
    to bottom,
    transparent,
    #000 17%,
    #000 83%,
    transparent
  );
  -webkit-mask-image: linear-gradient(
    to bottom,
    transparent,
    #000 17%,
    #000 83%,
    transparent
  );
}

.platform-guide__glow {
  position: absolute;
  border-radius: 50%;
}

.platform-guide__glow--left {
  top: 9%;
  left: -300px;
  width: 630px;
  height: 630px;
  border: 1px solid rgba(70, 184, 255, 0.08);
  background: rgba(7, 87, 217, 0.055);
}

.platform-guide__glow--right {
  right: -295px;
  bottom: -245px;
  width: 630px;
  height: 630px;
  border: 1px solid rgba(70, 184, 255, 0.08);
  background: rgba(21, 151, 255, 0.05);
  box-shadow: 0 0 145px rgba(8, 120, 249, 0.08);
}

/* Container */

.platform-guide__container {
  width: min(100% - 40px, 1240px);
  margin-inline: auto;
}

/* Header */

.platform-guide__header {
  max-width: 850px;
  margin-inline: auto;
  text-align: center;
}

.platform-guide__eyebrow {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  padding-inline: 14px;
  color: #a9dcff;
  border: 1px solid rgba(70, 184, 255, 0.21);
  border-radius: 100px;
  background: rgba(21, 151, 255, 0.08);
  font-size: 0.68rem;
  font-weight: 780;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.platform-guide__title {
  margin: 22px 0 0;
  color: #f3f9ff;
  font-size: clamp(2.4rem, 4.6vw, 4.35rem);
  font-weight: 850;
  line-height: 1.07;
  letter-spacing: -0.054em;
  text-wrap: balance;
}

.platform-guide__title span {
  color: transparent;
  background: linear-gradient(
    100deg,
    #7bd5ff,
    #1597ff
  );
  background-clip: text;
  -webkit-background-clip: text;
}

.platform-guide__description {
  max-width: 790px;
  margin: 23px auto 0;
  color: #8fa8c1;
  font-size: 0.98rem;
  line-height: 1.82;
}

/* Main layout */

.platform-guide__layout {
  display: grid;
  grid-template-columns:
    minmax(0, 1.15fr)
    minmax(330px, 0.85fr);
  align-items: start;
  gap: 20px;
  margin-top: 52px;
}

/* Steps */

.platform-guide__steps {
  display: grid;
  gap: 14px;
}

.platform-guide__step {
  position: relative;
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 17px;
  min-width: 0;
  padding: 22px;
  overflow: hidden;
  border: 1px solid rgba(104, 180, 255, 0.13);
  border-radius: 19px;
  background:
    linear-gradient(
      145deg,
      rgba(12, 38, 77, 0.68),
      rgba(4, 17, 39, 0.87)
    );
  box-shadow:
    0 20px 50px rgba(0, 9, 29, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
  transition:
    transform 0.28s ease,
    border-color 0.28s ease,
    box-shadow 0.28s ease,
    background 0.28s ease;
}

.platform-guide__step::after {
  position: absolute;
  top: -80px;
  right: -70px;
  width: 180px;
  height: 180px;
  content: "";
  border-radius: 50%;
  background: rgba(21, 151, 255, 0.05);
  pointer-events: none;
}

.platform-guide__step:hover {
  border-color: rgba(70, 184, 255, 0.3);
  background:
    linear-gradient(
      145deg,
      rgba(21, 151, 255, 0.11),
      rgba(4, 17, 39, 0.91)
    );
  box-shadow:
    0 28px 65px rgba(0, 10, 32, 0.34),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
  transform: translateY(-5px);
}

.platform-guide__step-number {
  position: relative;
  z-index: 2;
  display: grid;
  width: 54px;
  height: 54px;
  place-items: center;
  color: #dff3ff;
  border: 1px solid rgba(112, 202, 255, 0.28);
  border-radius: 16px;
  background:
    linear-gradient(
      145deg,
      #1597ff,
      #0757d9
    );
  box-shadow:
    0 13px 27px rgba(8, 120, 249, 0.26),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.06em;
}

.platform-guide__step-line {
  position: absolute;
  z-index: 1;
  top: 76px;
  bottom: -22px;
  left: 48px;
  width: 1px;
  background:
    linear-gradient(
      to bottom,
      rgba(70, 184, 255, 0.35),
      transparent
    );
}

.platform-guide__step-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 45px minmax(0, 1fr);
  align-items: start;
  gap: 13px;
}

.platform-guide__step-icon {
  display: grid;
  width: 45px;
  height: 45px;
  place-items: center;
  color: #49baff;
  border: 1px solid rgba(70, 184, 255, 0.18);
  border-radius: 13px;
  background: rgba(21, 151, 255, 0.08);
}

.platform-guide__step-icon svg {
  width: 22px;
  height: 22px;
}

.platform-guide__step-content h3 {
  margin: 2px 0 0;
  color: #eaf5ff;
  font-size: 1rem;
  font-weight: 770;
  letter-spacing: -0.02em;
}

.platform-guide__step-content p {
  margin: 10px 0 0;
  color: #7f99b4;
  font-size: 0.8rem;
  line-height: 1.72;
}

/* Sidebar */

.platform-guide__sidebar {
  position: sticky;
  top: calc(var(--ws-header-height) + 25px);
  overflow: hidden;
  padding: 28px;
  border: 1px solid rgba(104, 180, 255, 0.18);
  border-radius: 24px;
  background:
    radial-gradient(
      circle at 88% 8%,
      rgba(102, 205, 255, 0.21),
      transparent 34%
    ),
    linear-gradient(
      145deg,
      rgba(15, 58, 116, 0.9),
      rgba(4, 18, 43, 0.96)
    );
  box-shadow:
    0 30px 75px rgba(0, 8, 29, 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.platform-guide__sidebar-glow {
  position: absolute;
  top: -120px;
  right: -105px;
  width: 290px;
  height: 290px;
  border-radius: 50%;
  background: rgba(21, 151, 255, 0.1);
  filter: blur(15px);
}

.platform-guide__sidebar-label {
  position: relative;
  z-index: 2;
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  padding-inline: 11px;
  color: #a8ddff;
  border: 1px solid rgba(70, 184, 255, 0.22);
  border-radius: 100px;
  background: rgba(21, 151, 255, 0.1);
  font-size: 0.62rem;
  font-weight: 780;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.platform-guide__sidebar h3 {
  position: relative;
  z-index: 2;
  margin: 24px 0 0;
  color: #f2f9ff;
  font-size: 1.55rem;
  font-weight: 820;
  line-height: 1.2;
  letter-spacing: -0.035em;
}

.platform-guide__sidebar > p {
  position: relative;
  z-index: 2;
  margin: 14px 0 0;
  color: #8fa9c2;
  font-size: 0.84rem;
  line-height: 1.75;
}

.platform-guide__checklist {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 24px 0 0;
  list-style: none;
}

.platform-guide__checklist li {
  display: grid;
  grid-template-columns: 23px minmax(0, 1fr);
  align-items: start;
  gap: 10px;
  padding: 11px;
  border: 1px solid rgba(104, 180, 255, 0.1);
  border-radius: 12px;
  background: rgba(4, 19, 44, 0.36);
}

.platform-guide__checklist li > span {
  display: grid;
  width: 23px;
  height: 23px;
  place-items: center;
  color: #72d2ff;
  border: 1px solid rgba(70, 184, 255, 0.19);
  border-radius: 7px;
  background: rgba(21, 151, 255, 0.08);
  font-size: 0.62rem;
  font-weight: 900;
}

.platform-guide__checklist li > div {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.platform-guide__checklist strong {
  color: #dceeff;
  font-size: 0.75rem;
  font-weight: 740;
}

.platform-guide__checklist small {
  color: #718ba6;
  font-size: 0.64rem;
  line-height: 1.5;
}

/* Platform links */

.platform-guide__platform-links {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 22px;
}

.platform-guide__platform-links a {
  display: flex;
  min-height: 40px;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-inline: 12px;
  color: #a7c7e3;
  border: 1px solid rgba(104, 180, 255, 0.12);
  border-radius: 10px;
  background: rgba(4, 19, 44, 0.42);
  font-size: 0.67rem;
  font-weight: 690;
  text-decoration: none;
  transition:
    color 0.25s ease,
    border-color 0.25s ease,
    background 0.25s ease,
    transform 0.25s ease;
}

.platform-guide__platform-links a:hover {
  color: #ffffff;
  border-color: rgba(70, 184, 255, 0.38);
  background: rgba(21, 151, 255, 0.13);
  transform: translateY(-2px);
}

.platform-guide__platform-links a span:last-child {
  color: #49baff;
}

/* Sidebar button */

.platform-guide__sidebar-button {
  position: relative;
  z-index: 2;
  display: flex;
  min-height: 50px;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  padding-inline: 17px;
  margin-top: 20px;
  color: #ffffff;
  border: 1px solid rgba(107, 200, 255, 0.36);
  border-radius: 13px;
  background:
    linear-gradient(
      135deg,
      #1597ff,
      #0757d9
    );
  box-shadow:
    0 13px 28px rgba(8, 120, 249, 0.24),
    inset 0 1px 0 rgba(255, 255, 255, 0.22);
  font-size: 0.73rem;
  font-weight: 750;
  text-decoration: none;
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease;
}

.platform-guide__sidebar-button:hover {
  box-shadow:
    0 19px 38px rgba(8, 120, 249, 0.37),
    inset 0 1px 0 rgba(255, 255, 255, 0.22);
  transform: translateY(-3px);
}

.platform-guide__sidebar-button svg {
  width: 18px;
  height: 18px;
  transition: transform 0.25s ease;
}

.platform-guide__sidebar-button:hover svg {
  transform: translateX(4px);
}

/* Notice */

.platform-guide__notice {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  align-items: start;
  gap: 14px;
  padding: 22px 24px;
  margin-top: 20px;
  border: 1px solid rgba(104, 180, 255, 0.13);
  border-radius: 18px;
  background:
    linear-gradient(
      135deg,
      rgba(13, 42, 84, 0.61),
      rgba(4, 17, 39, 0.75)
    );
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.platform-guide__notice-icon {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  color: #49baff;
  border: 1px solid rgba(70, 184, 255, 0.18);
  border-radius: 14px;
  background: rgba(21, 151, 255, 0.08);
}

.platform-guide__notice-icon svg {
  width: 23px;
  height: 23px;
}

.platform-guide__notice strong {
  color: #e4f2ff;
  font-size: 0.86rem;
  font-weight: 760;
}

.platform-guide__notice p {
  margin: 6px 0 0;
  color: #768fa9;
  font-size: 0.72rem;
  line-height: 1.6;
}

/* Focus */

.platform-guide__platform-links a:focus-visible,
.platform-guide__sidebar-button:focus-visible {
  outline: 3px solid rgba(70, 184, 255, 0.4);
  outline-offset: 4px;
}

/* Tablet */

@media (max-width: 1000px) {
  .platform-guide__layout {
    grid-template-columns: 1fr;
  }

  .platform-guide__sidebar {
    position: relative;
    top: auto;
  }
}

/* Mobile */

@media (max-width: 720px) {
  .platform-guide {
    padding-block: 75px;
  }

  .platform-guide__container {
    width: min(100% - 28px, 1240px);
  }

  .platform-guide__eyebrow {
    min-height: 31px;
    padding-inline: 12px;
    font-size: 0.62rem;
  }

  .platform-guide__title {
    margin-top: 19px;
    font-size: clamp(2rem, 10vw, 3rem);
    line-height: 1.1;
  }

  .platform-guide__description {
    margin-top: 20px;
    font-size: 0.88rem;
    line-height: 1.78;
  }

  .platform-guide__layout {
    gap: 15px;
    margin-top: 38px;
  }

  .platform-guide__step {
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 13px;
    padding: 18px;
  }

  .platform-guide__step-number {
    width: 46px;
    height: 46px;
    border-radius: 14px;
    font-size: 0.65rem;
  }

  .platform-guide__step-line {
    top: 65px;
    left: 40px;
  }

  .platform-guide__step-content {
    grid-template-columns: 39px minmax(0, 1fr);
    gap: 11px;
  }

  .platform-guide__step-icon {
    width: 39px;
    height: 39px;
    border-radius: 11px;
  }

  .platform-guide__step-icon svg {
    width: 19px;
    height: 19px;
  }

  .platform-guide__step-content h3 {
    font-size: 0.9rem;
  }

  .platform-guide__step-content p {
    font-size: 0.75rem;
  }

  .platform-guide__sidebar {
    padding: 22px;
    border-radius: 20px;
  }

  .platform-guide__sidebar h3 {
    font-size: 1.3rem;
  }

  .platform-guide__notice {
    grid-template-columns: 42px minmax(0, 1fr);
    padding: 19px;
  }

  .platform-guide__notice-icon {
    width: 42px;
    height: 42px;
  }
}

@media (max-width: 480px) {
  .platform-guide__step {
    grid-template-columns: 1fr;
  }

  .platform-guide__step-number {
    width: 44px;
    height: 44px;
  }

  .platform-guide__step-line {
    display: none;
  }

  .platform-guide__step-content {
    grid-template-columns: 1fr;
  }

  .platform-guide__platform-links {
    grid-template-columns: 1fr;
  }

  .platform-guide__notice {
    grid-template-columns: 1fr;
  }
}