/* =========================================================
   ROOT COLORS — FORTUNEBEAR
========================================================= */
:root {
  --fb-bg-dark: #171625;
  --fb-bg-grid: rgba(255, 255, 255, 0.035);

  --fb-text-light: #f4f2ff;
  --fb-text-dim: #b9b6d3;

  /* Primary Accent — Soft Purple */
  --fb-primary: #a78bfa;
  --fb-primary-light: #c4b5fd;
  --fb-primary-glow: rgba(167, 139, 250, 0.45);

  /* Secondary Accent — Warm Pink */
  --fb-accent: #f0abfc;

  /* Card */
  --fb-card-bg: rgba(255, 255, 255, 0.07);
  --fb-card-border: rgba(196, 181, 253, 0.35);
}

/* =========================================================
   GLOBAL
========================================================= */
.fb-body {
  background: var(--fb-bg-dark);
  color: var(--fb-text-light);
  font-family: "Pretendard", sans-serif;
  overflow-x: hidden;
  position: relative;
}

/* Grid Background */
.fb-body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--fb-bg-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--fb-bg-grid) 1px, transparent 1px);
  background-size: 90px 90px;
  z-index: -2;
}

/* =========================================================
   HERO
========================================================= */
.fb-hero {
  padding: 150px 0 120px;
}

.fb-hero-inner {
  max-width: 1300px;
  width: 92%;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 80px;
}

.fb-hero-title {
  font-size: 2.8rem;
  font-weight: 900;
  background: linear-gradient(
    90deg,
    var(--fb-primary),
    var(--fb-primary-light)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.fb-hero-subtitle {
  margin-top: 14px;
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--fb-text-dim);
}

.fb-hero-desc {
  margin-top: 22px;
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--fb-text-dim);
  max-width: 640px;
}

/* Tag Box */
.fb-tag-box {
  margin-top: 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.fb-tag-box span {
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--fb-primary-light);
  background: rgba(196, 181, 253, 0.12);
  border: 1px solid var(--fb-card-border);
}

/* Right Logo Card */
.fb-hero-right {
  flex: 0 0 230px;
  display: flex;
  justify-content: center;
}

.fb-logo-card {
  width: 230px;
  height: 230px;
  padding: 28px;

  background: var(--fb-card-bg);
  border: 1px solid var(--fb-card-border);
  backdrop-filter: blur(18px);

  border-radius: 26px;

  display: flex;
  align-items: center;
  justify-content: center;

  box-shadow:
    0 0 26px var(--fb-primary-glow),
    0 0 46px var(--fb-primary-glow);
}

.fb-logo-card img {
  width: 100%;
  height: auto;
}

/* =========================================================
   SECTION COMMON
========================================================= */
.fb-section {
  padding: 120px 0;
  max-width: 1300px;
  width: 92%;
  margin: auto;
}

.fb-section-title {
  text-align: center;
  font-size: 2.2rem;
  font-weight: 900;
  margin-bottom: 60px;

  background: linear-gradient(
    90deg,
    var(--fb-primary),
    var(--fb-primary-light)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.fb-section-alt {
  background: rgba(255, 255, 255, 0.02);
}

.fb-section-desc {
  max-width: 860px;
  margin: -20px auto 60px;
  text-align: center;
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--fb-text-dim);
}

/* =========================================================
   GRID SYSTEM
========================================================= */
.fb-summary-grid,
.fb-design-grid,
.fb-storage-grid {
  display: grid;
  gap: 36px;
}

.fb-summary-grid {
  grid-template-columns: repeat(4, 1fr);
}

.fb-design-grid,
.fb-storage-grid {
  grid-template-columns: repeat(3, 1fr);
}

/* =========================================================
   CARD
========================================================= */
.fb-summary-card,
.fb-design-card,
.fb-storage-card {
  padding: 36px 34px 38px;
  border-radius: 22px;
  background: var(--fb-card-bg);
  border: 1px solid var(--fb-card-border);
  backdrop-filter: blur(14px);

  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.fb-summary-card:hover,
.fb-design-card:hover,
.fb-storage-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 0 42px var(--fb-primary-glow);
}

.fb-summary-card h3,
.fb-design-card h3,
.fb-storage-card h3 {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 14px;
  color: var(--fb-primary-light);
}

.fb-summary-card p,
.fb-design-card p,
.fb-storage-card p {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--fb-text-dim);
}

/* =========================================================
   FLOW
========================================================= */
.fb-flow {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 30px;
  margin-bottom: 40px;
}

.fb-flow-step {
  padding: 18px 26px;
  border-radius: 18px;
  background: var(--fb-card-bg);
  border: 1px solid var(--fb-card-border);
  font-weight: 700;
  color: var(--fb-primary-light);
  text-align: center;
  min-width: 140px;
}

.fb-flow-step span {
  display: block;
  font-size: 0.75rem;
  opacity: 0.75;
  margin-bottom: 6px;
}

/* =========================================================
   FOOTER
========================================================= */
.fb-footer {
  padding: 50px 0;
  text-align: center;
  font-size: 0.9rem;
  color: var(--fb-text-dim);
  border-top: 1px solid rgba(255,255,255,0.1);
}

/* =========================================================
   RESPONSIVE
========================================================= */
@media (max-width: 1024px) {
  .fb-hero-inner {
    flex-direction: column;
    text-align: center;
  }

  .fb-summary-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .fb-design-grid,
  .fb-storage-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .fb-summary-grid {
    grid-template-columns: 1fr;
  }

  .fb-hero-title {
    font-size: 2.2rem;
  }
}

.fb-logo-card {
  width: 240px;
  height: 240px;
  padding: 0; /* 핵심 */

  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(18px);

  border-radius: 26px;

  overflow: hidden; /* 영상 넘침 방지 */

  display: flex;
  align-items: center;
  justify-content: center;

  box-shadow:
    0 0 30px rgba(99, 102, 241, 0.35);
}


.fb-logo-video {
  width: 100%;
  height: 100%;
  object-fit: cover; /* 핵심 */
}