* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body, html {
  width: 100%;
  height: 100%;
  font-family: sans-serif;
  overflow: hidden;
}

.video-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  overflow: hidden;
}

video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(5px);
  z-index: 1;
}

.content {
  position: relative;
  z-index: 2;
  height: 100%;
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 20px;
}

h1 {
  font-size: 5em;
  margin-bottom: 0.5em;
}

h2 {
  font-size: 3em;
  margin-bottom: 0.5em;
}

p {
  font-size: 1.2em;
  margin-bottom: 1.5em;
}

.buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1em;
  justify-content: center;
}

.btn {
  padding: 0.75em 1.5em;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid #a3a3a3;
  color: #b8b8b8;
  text-decoration: none;
  border-radius: 10px;
  transition: all 0.3s ease;
}

.btn:hover {
  background: #aaa8a8;
  color: #000;
}
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  backdrop-filter: blur(6px);
  background: rgba(0, 0, 0, 0.6);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 999;
}

.modal-content {
  background: #111;
  color: #acacac;
  padding: 2em;
  border-radius: 12px;
  text-align: left;
  max-width: 400px;
  width: 90%;
  box-shadow: 0 0 20px rgba(0,0,0,0.5);
}

.modal-content h2 {
  margin-bottom: 1em;
}

.checkbox-container {
  margin: 1em 0;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95em;
}

.btn.disabled {
  pointer-events: none;
  opacity: 0.4;
}

.btn.close {
  background: transparent;
  border: 1px solid #fff;
  margin-top: 1em;
}

.content h1 {
  font-size: 10rem;
  font-weight: bold;
  margin-bottom: 1rem;
}

.content h2 {
  font-size: 4rem;
  font-weight: bold;
  margin-bottom: 1rem;
}

.button-row {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}

.button-row .btn {
  flex: 1;
  text-align: center;
}

.checkmark {
  width: 20px;
  height: 20px;
  background-color: #333;
  border: 1px solid white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
}

.checkbox-container input:checked + .checkmark::after {
  content: "✓";
  color: white;
  font-size: 10px;
}

.checkbox-wrapper {
  display: flex;
  justify-content: center;
  margin-top: 20px;
}

.checkbox-container {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  color: white;
  cursor: pointer;
  user-select: none;
}

.checkbox-container input {
  display: none;
}

.checkmark {
  width: 20px;
  height: 20px;
  background-color: #2c2c2c;
  border: 1px solid white;
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: background 0.2s;
}

.checkbox-container input:checked + .checkmark::after {
  content: "";
  width: 10px;
  height: 5px;
  border-left: 2px solid white;
  border-bottom: 2px solid white;
  transform: rotate(-45deg);
  position: absolute;
}

.masked-text {
  user-select: none;
  color: transparent;
  background-image: url('https://static.vecteezy.com/system/resources/thumbnails/017/645/305/small_2x/abstract-light-green-watercolor-background-light-green-soft-texture-gradient-background-vector.jpg');
  background-size: 200%;
  background-position: 0 50%;
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: animate-background 30s infinite alternate linear;
}

@keyframes animate-background {
  0% {
    background-position: 0 50%;
  }
  100% {
    background-position: 100% 50%;
  }
}