* {
margin: 0;
padding: 0;
box-sizing: border-box;
font-family: ‘Prompt’, sans-serif;
}

body {
background: #0a0a0a;
color: white;
line-height: 1.6;
overflow-x: hidden;
}

/* Header */
header {
position: fixed;
top: 0;
width: 100%;
background: rgba(0,0,0,0.9);
backdrop-filter: blur(10px);
z-index: 1000;
padding: 15px 0;
border-bottom: 1px solid rgba(255,204,0,0.2);
}

.nav {
max-width: 1200px;
margin: auto;
display: flex;
justify-content: space-between;
align-items: center;
padding: 0 20px;
}

.logo {
font-size: 2rem;
font-weight: 700;
color: #ffcc00;
text-shadow: 0 0 10px rgba(255,204,0,0.5);
}

.nav-buttons {
display: flex;
gap: 10px;
}

/* Hero Section */
.hero {
min-height: 100vh;
background: linear-gradient(rgba(0,0,0,0.75), rgba(0,0,0,0.85)),
url(‘https://images.unsplash.com/photo-1549719386-74dfcbf7dbed?q=80&w=1920’) center/cover;
display: flex;
align-items: center;
justify-content: center;
text-align: center;
padding: 100px 20px 50px;
}

.hero-content {
max-width: 900px;
}

.promo-banner {
background: linear-gradient(45deg, #ffcc00, #ff9900);
color: #000;
padding: 12px 25px;
border-radius: 50px;
display: inline-block;
font-weight: 700;
margin-bottom: 25px;
animation: pulse 2s infinite;
}

@keyframes pulse {
0% { transform: scale(1); }
50% { transform: scale(1.05); }
100% { transform: scale(1); }
}

h1 {
font-size: 4rem;
margin-bottom: 20px;
line-height: 1.2;
}

.highlight {
color: #ffcc00;
text-shadow: 0 0 20px rgba(255,204,0,0.5);
}

.subtitle {
font-size: 1.4rem;
color: #ddd;
margin-bottom: 40px;
}

/* Buttons */
.btn {
display: inline-block;
padding: 15px 35px;
border-radius: 50px;
text-decoration: none;
font-weight: 600;
transition: all 0.3s ease;
margin: 5px;
}

.btn-primary {
background: linear-gradient(45deg, #ffcc00, #ff9900);
color: #000;
}

.btn-secondary {
border: 2px solid #ffcc00;
color: #ffcc00;
}

.btn:hover {
transform: translateY(-3px);
box-shadow: 0 10px 25px rgba(255,204,0,0.3);
}

/* Features */
.features {
padding: 80px 20px;
max-width: 1200px;
margin: auto;
}

.section-title {
text-align: center;
font-size: 2.5rem;
margin-bottom: 50px;
color: #ffcc00;
}

.feature-grid {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
gap: 25px;
}

.feature-card {
background: #111;
padding: 30px;
border-radius: 20px;
text-align: center;
border: 1px solid rgba(255,204,0,0.2);
transition: transform 0.3s ease;
}

.feature-card:hover {
transform: translateY(-10px);
}

.feature-card h3 {
color: #ffcc00;
margin: 15px 0;
}

/* Reviews */
.reviews {
background: #111;
padding: 80px 20px;
}

.review-grid {
max-width: 1200px;
margin: auto;
display: grid;
grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
gap: 25px;
}

.review-card {
background: #1a1a1a;
padding: 25px;
border-radius: 20px;
border: 1px solid rgba(255,204,0,0.2);
}

.stars {
color: #ffcc00;
margin-bottom: 15px;
}

.reviewer {
margin-top: 15px;
font-weight: 600;
color: #ffcc00;
}

/* CTA Section */
.cta {
padding: 80px 20px;
text-align: center;
background: linear-gradient(45deg, #111, #000);
}

/* Footer */
footer {
background: #000;
padding: 30px 20px;
text-align: center;
border-top: 1px solid rgba(255,204,0,0.2);
}

/* Floating LINE Button */
.line-float {
position: fixed;
bottom: 20px;
right: 20px;
width: 65px;
height: 65px;
background: #06C755;
border-radius: 50%;
display: flex;
align-items: center;
justify-content: center;
box-shadow: 0 5px 20px rgba(6,199,85,0.4);
z-index: 999;
transition: transform 0.3s ease;
}

.line-float:hover {
transform: scale(1.1);
}

.line-float img {
width: 40px;
height: 40px;
}

/* Responsive */
@media (max-width: 768px) {
h1 {
font-size: 2.5rem;
}

.subtitle {
font-size: 1.1rem;
}

.nav {
flex-direction: column;
gap: 15px;
}

.nav-buttons {
width: 100%;
justify-content: center;
}
}