* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  background: #0e1116;
  color: #e6e6e6;
  line-height: 1.6;
}
a { color: #4cd2c4; text-decoration: none; }
a:hover { text-decoration: underline; }

header {
  padding: 24px 20px 16px;
  text-align: center;
  border-bottom: 1px solid #1f242c;
}
header h1 {
  font-size: 28px;
  color: #fff;
  letter-spacing: 0.5px;
}
header h1 span { color: #4cd2c4; }
header nav {
  margin-top: 12px;
  display: flex;
  justify-content: center;
  gap: 24px;
}
header nav a {
  color: #9aa3af;
  font-size: 15px;
  font-weight: 500;
  padding: 6px 4px;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}
header nav a:hover { color: #fff; text-decoration: none; }
header nav a.active {
  color: #4cd2c4;
  border-bottom-color: #4cd2c4;
}
header .tagline {
  color: #9aa3af;
  margin-top: 12px;
  font-size: 15px;
}

.hero {
  text-align: center;
  padding: 60px 20px 40px;
  max-width: 900px;
  margin: 0 auto;
}
.hero h2 {
  font-size: 32px;
  color: #fff;
  margin-bottom: 16px;
}
.hero p {
  font-size: 17px;
  color: #c4ccd6;
  max-width: 640px;
  margin: 0 auto 32px;
}

.video-wrap {
  position: relative;
  width: 100%;
  max-width: 360px;
  margin: 0 auto;
  aspect-ratio: 9 / 16;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 12px 40px rgba(0, 200, 180, 0.18);
  background: #000;
}
.video-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}
.video-wrap.landscape {
  max-width: 720px;
  aspect-ratio: 16 / 9;
}

section {
  padding: 60px 20px;
  max-width: 900px;
  margin: 0 auto;
}
section h2 {
  font-size: 28px;
  color: #fff;
  margin-bottom: 12px;
  text-align: center;
}
section p {
  color: #c4ccd6;
  text-align: center;
  margin-bottom: 32px;
  font-size: 16px;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  margin-top: 40px;
}
.feature {
  background: #161b22;
  padding: 22px;
  border-radius: 12px;
  border: 1px solid #232a35;
}
.feature .ico {
  font-size: 22px;
  margin-bottom: 10px;
}
.feature h3 {
  color: #fff;
  font-size: 17px;
  margin-bottom: 6px;
}
.feature p {
  color: #9aa3af;
  text-align: left;
  margin: 0;
  font-size: 14px;
}

section.story {
  max-width: 720px;
}
section.story p,
section.story h3 {
  text-align: left;
}
section.story h3 {
  color: #fff;
  font-size: 20px;
  margin-top: 32px;
  margin-bottom: 12px;
}
section.story p {
  font-size: 17px;
  line-height: 1.7;
  margin-bottom: 18px;
  color: #c4ccd6;
}
section.story p.closing {
  font-style: italic;
  margin-top: 32px;
  color: #d8dde6;
}
section.story p.signature {
  text-align: right;
  color: #4cd2c4;
  font-size: 15px;
  margin-top: 24px;
}

.phone-shot {
  display: block;
  margin: 24px auto 0;
  max-width: 280px;
  width: 100%;
  border-radius: 18px;
  border: 1px solid #232a35;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}

.setting-list {
  list-style: none;
  padding: 0;
  margin: 0 0 16px 0;
}
.setting-list li {
  background: #161b22;
  border: 1px solid #232a35;
  border-radius: 10px;
  padding: 14px 18px;
  margin-bottom: 10px;
  color: #c4ccd6;
  font-size: 15px;
  line-height: 1.55;
}
.setting-list li strong {
  color: #fff;
}
.setting-list li em {
  color: #4cd2c4;
  font-style: normal;
}

.dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin: 0 6px 0 12px;
  vertical-align: middle;
}
.dot.green { background: #4cd2c4; }
.dot.amber { background: #f5b748; }
.dot.red   { background: #ff6b6b; }

.boards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 30px;
}
.board-card {
  background: #161b22;
  padding: 24px;
  border-radius: 12px;
  border: 1px solid #232a35;
  display: flex;
  flex-direction: column;
}
.board-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 14px;
  background: #0a0d12;
}

.board-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-top: 30px;
}
.board-gallery img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid #232a35;
  background: #0a0d12;
}
.board-card h3 {
  color: #fff;
  font-size: 18px;
  margin-bottom: 10px;
}
.board-card p {
  color: #9aa3af;
  text-align: left;
  margin-bottom: 16px;
  font-size: 14px;
  flex-grow: 1;
}

.cta {
  text-align: center;
  margin-top: 32px;
}
.btn {
  display: inline-block;
  padding: 14px 26px;
  background: #4cd2c4;
  color: #0e1116;
  border-radius: 10px;
  font-weight: 600;
  margin: 6px;
  transition: transform 0.15s;
}
.btn:hover {
  transform: translateY(-2px);
  text-decoration: none;
}
.btn.outline {
  background: transparent;
  color: #4cd2c4;
  border: 1px solid #4cd2c4;
  padding: 10px 18px;
  font-size: 14px;
  align-self: flex-start;
}

footer {
  text-align: center;
  padding: 40px 20px;
  color: #6b7480;
  font-size: 13px;
  border-top: 1px solid #1f242c;
  margin-top: 40px;
}
footer a { color: #9aa3af; margin: 0 8px; }