body {
margin: 0;
font-family: 'Sarabun', sans-serif;
background: #000;
color: #fff;
overflow: hidden;
}
/* Floating particles animation */
body::before {
content: '';
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
background: radial-gradient(2px 2px at 20px 30px, #fff, transparent),
radial-gradient(2px 2px at 40px 70px, rgba(255, 255, 255, 0.5), transparent),
radial-gradient(1px 1px at 90px 40px, #fff, transparent),
radial-gradient(1px 1px at 130px 80px, rgba(255, 255, 255, 0.3), transparent),
radial-gradient(2px 2px at 160px 30px, #fff, transparent);
background-repeat: repeat;
background-size: 200px 100px;
animation: sparkle 6s linear infinite;
pointer-events: none;
opacity: 0.6;
z-index: 1;
}
@keyframes sparkle {
0% {
transform: translateY(0px) rotate(0deg);
opacity: 0.6;
}
100% {
transform: translateY(-100px) rotate(360deg);
opacity: 0;
}
}
.intro {
position: relative;
width: 100%;
height: 100vh;
background: url('bg_monochrome.jpg') center/cover no-repeat;
display: flex;
justify-content: center;
align-items: center;
text-align: center;
background-attachment: fixed;
}
.overlay {
position: absolute;
width: 100%;
height: 100%;
background: linear-gradient(135deg, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.4) 50%, rgba(0, 0, 0, 0.8) 100%);
top: 0;
left: 0;
}
.content {
position: relative;
z-index: 2;
padding: 20px;
max-width: 800px;
animation: fadeInUp 1.5s ease-out;
}
@keyframes fadeInUp {
0% {
opacity: 0;
transform: translateY(30px);
}
100% {
opacity: 1;
transform: translateY(0);
}
}
.emblem {
position: relative;
width: 200px;
height: 200px;
margin: 0 auto 30px;
background-image: url(images/queen_sirikit.webp);
background-size: contain;
border-radius: 999px;
filter: grayscale(100%) brightness(1.1) contrast(1.1);
border: 4px solid rgba(255, 255, 255, 0.3);
box-shadow:
0 0 30px rgba(255, 255, 255, 0.3),
0 0 60px rgba(255, 255, 255, 0.1),
inset 0 0 20px rgba(255, 255, 255, 0.1);
transition: all 0.5s ease;
animation: glow 3s ease-in-out infinite alternate;
}
.emblem:hover {
transform: scale(1.05);
filter: grayscale(0%) brightness(1.2) contrast(1.2);
box-shadow:
0 0 40px rgba(255, 255, 255, 0.5),
0 0 80px rgba(255, 255, 255, 0.2),
inset 0 0 30px rgba(255, 255, 255, 0.2);
}
@keyframes glow {
0% {
box-shadow:
0 0 30px rgba(255, 255, 255, 0.3),
0 0 60px rgba(255, 255, 255, 0.1),
inset 0 0 20px rgba(255, 255, 255, 0.1);
}
100% {
box-shadow:
0 0 40px rgba(255, 255, 255, 0.4),
0 0 80px rgba(255, 255, 255, 0.2),
inset 0 0 30px rgba(255, 255, 255, 0.15);
}
}
/* Golden ring around image */
.emblem::before {
content: '';
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
width: 200px;
height: 200px;
border-radius: 50%;
border: 2px solid transparent;
background: linear-gradient(45deg, #ffd700, #ffed4e, #ffd700, #ffed4e) border-box;
mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
mask-composite: subtract;
animation: rotate 10s linear infinite;
opacity: 0.8;
}
@keyframes rotate {
0% {
transform: translate(-50%, -50%) rotate(0deg);
}
100% {
transform: translate(-50%, -50%) rotate(360deg);
}
}
h1 {
font-weight: 600;
font-size: 2rem;
line-height: 1.5;
margin: 0;
background: linear-gradient(45deg, #ffd700, #ffed4e, #ffd700);
background-size: 200% 200%;
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
animation: gradientShift 3s ease-in-out infinite;
text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}
@keyframes gradientShift {
0% {
background-position: 0% 50%;
}
50% {
background-position: 100% 50%;
}
100% {
background-position: 0% 50%;
}
}
h2 {
font-weight: 400;
margin: 10px 0 20px;
line-height: 1.6;
font-size: 1.3rem;
color: #f0f0f0;
text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.7);
animation: fadeInUp 1.5s ease-out 0.5s both;
}
p {
font-size: 1.1rem;
color: #ddd;
margin-bottom: 40px;
text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
animation: fadeInUp 1.5s ease-out 1s both;
}
button.enter {
background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
border: 2px solid #ffd700;
color: #fff;
padding: 12px 30px;
font-size: 1rem;
border-radius: 50px;
cursor: pointer;
transition: all 0.4s ease;
position: relative;
overflow: hidden;
font-family: 'Sarabun', sans-serif;
font-weight: 500;
text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
animation: fadeInUp 1.5s ease-out 1.5s both;
}
button.enter::before {
content: '';
position: absolute;
top: 0;
left: -100%;
width: 100%;
height: 100%;
background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.4), transparent);
transition: left 0.5s ease;
}
button.enter:hover::before {
left: 100%;
}
button.enter:hover {
background: linear-gradient(45deg, #ffd700, #ffed4e);
color: #000;
border-color: #ffed4e;
transform: translateY(-2px);
box-shadow:
0 5px 15px rgba(255, 215, 0, 0.4),
0 0 20px rgba(255, 215, 0, 0.3);
}
body.fade-out {
opacity: 0;
transition: opacity 1s ease;
}
/* Responsive Design */
@media (max-width: 768px) {
.content {
padding: 15px;
max-width: 90%;
}
h1 {
font-size: 1.6rem;
}
h2 {
font-size: 1.1rem;
}
p {
font-size: 1rem;
}
button.enter {
padding: 10px 25px;
font-size: 0.9rem;
}
}
@media (max-width: 480px) {
h1 {
font-size: 1.4rem;
}
h2 {
font-size: 1rem;
}
}