/* =========================
   Global
========================= */
html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background-color: #0d0d0d;
  color: #fff;
}

/* =========================
   Navigation
========================= */
nav {
  background: #111;
  text-align: center;
  padding: 15px 0;
}

nav a {
  color: #4ff;
  margin: 0 12px;
  text-decoration: none;
  font-weight: bold;
  position: relative;
}

nav a::after {
  content: '•';
  color: #666;
  margin-left: 12px;
}

nav a:last-child::after {
  content: '';
}

/* =========================
   Showcase Section
========================= */
.showcase-section {
  padding: 40px 20px;
  text-align: center;
}

.showcase-title {
  font-size: 2em;
  color: #4ff;
}

.showcase-subtitle {
  color: #ccc;
  margin: 10px 0 30px;
  font-size: 1.1em;
}

.showcase-subtitle a {
  color: #4ff;
  text-decoration: none;
}

/* =========================
   Video Grid
========================= */
.video-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
  margin: 40px 0;
}

.video-item {
  width: 280px;
  background-color: #1a1a1a;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 0 15px rgba(0,0,0,0.3);
}

.video-wrapper img {
  width: 100%;
  display: block;
}

/* =========================
   Steps
========================= */
.step-info {
  padding: 15px;
  text-align: left;
}

.step-number {
  font-size: 1.5em;
  color: #4ff;
}

.step-title {
  font-weight: bold;
  font-size: 1.1em;
  margin-top: 5px;
}

/* =========================
   CTA Button
========================= */
.try-now-button {
  display: inline-block;
  margin-top: 20px;
  background: #4ff;
  color: #000;
  padding: 12px 24px;
  border-radius: 25px;
  text-decoration: none;
  font-weight: bold;
  transition: background 0.3s ease, transform 0.3s ease;
  transform: scale(1);
}

.try-now-button:hover {
  background: #39d;
  transform: scale(1.05);
}

/* =========================
   Guide Summary
========================= */
.guide-summary {
  padding: 40px 20px;
  max-width: 700px;
  margin: auto;
  line-height: 1.8;
  color: #ccc;
}

.guide-summary a {
  color: #00bcd4;
  font-weight: bold;
  text-decoration: underline;
  transition: color 0.3s ease;
}

.guide-summary a:hover {
  color: #4ff;
}

/* =========================
   Footer
========================= */
footer {
  text-align: center;
  padding: 20px;
  color: #fff;
  font-size: 0.9em;
}

/* =========================
   Scroll To Top Button
========================= */
#scrollTopBtn {
  display: none;
  position: fixed;
  bottom: 25px;
  right: 25px;
  z-index: 100;
  background: #4ff;
  color: #000;
  border: none;
  padding: 12px 16px;
  border-radius: 50%;
  font-size: 20px;
  cursor: pointer;
  box-shadow: 0 4px 10px rgba(0,0,0,0.4);
  transition: transform 0.3s ease, background 0.3s ease;
}

#scrollTopBtn:hover {
  background: #39d;
  transform: scale(1.1);
}

/* =========================
   Responsive (Mobile)
========================= */
@media (max-width: 600px) {
  .video-item {
    width: 90%;
  }

  .video-grid {
    gap: 20px;
  }
}