@import url('https://fonts.googleapis.com/css2?family=Gowun+Dodum&family=Nanum+Myeongjo&display=swap');

:root {
    --gold: #c4a365;
    --gold-bright: #e5c185;
    --navy: #0a1128;
    --navy-light: #1c2541;
    --ivory: #f8f9fa;
    --stone: rgba(196, 163, 101, 0.2);

    --font-heading: 'Nanum Myeongjo', serif;
    --font-body: 'Gowun Dodum', sans-serif;
}

body {
    font-family: var(--font-body);
    background-color: var(--navy);
    color: var(--ivory);
    margin: 0;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Enhanced Constellation Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, var(--navy-light) 0%, var(--navy) 100%);
    z-index: -3;
}

/* Subtle Star Layer 1 */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 10% 20%, var(--gold) 0.5px, transparent 0.5px),
        radial-gradient(circle at 30% 50%, #fff 0.3px, transparent 0.3px),
        radial-gradient(circle at 60% 10%, var(--gold) 0.4px, transparent 0.4px),
        radial-gradient(circle at 80% 40%, #fff 0.3px, transparent 0.3px),
        radial-gradient(circle at 20% 80%, var(--gold) 0.5px, transparent 0.5px),
        radial-gradient(circle at 90% 90%, #fff 0.4px, transparent 0.4px);
    background-size: 350px 350px;
    z-index: -2;
    opacity: 0.3;
    animation: twinkle 8s infinite alternate;
}

/* Constellation Lines Layer */
.constellation-lines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    opacity: 0.15;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100%25' height='100%25'%3E%3Cline x1='15%25' y1='25%25' x2='35%25' y2='45%25' stroke='%23c4a365' stroke-width='0.5'/%3E%3Cline x1='35%25' y1='45%25' x2='25%25' y2='75%25' stroke='%23c4a365' stroke-width='0.5'/%3E%3Cline x1='75%25' y1='15%25' x2='88%25' y2='38%25' stroke='%23c4a365' stroke-width='0.5'/%3E%3Cline x1='88%25' y1='38%25' x2='78%25' y2='65%25' stroke='%23c4a365' stroke-width='0.5'/%3E%3Ccircle cx='15%25' cy='25%25' r='1.5' fill='%23c4a365'/%3E%3Ccircle cx='35%25' cy='45%25' r='1.5' fill='%23c4a365'/%3E%3Ccircle cx='25%25' cy='75%25' r='1.5' fill='%23c4a365'/%3E%3Ccircle cx='75%25' cy='15%25' r='1.5' fill='%23c4a365'/%3E%3Ccircle cx='88%25' cy='38%25' r='1.5' fill='%23c4a365'/%3E%3Ccircle cx='78%25' cy='65%25' r='1.5' fill='%23c4a365'/%3E%3C/svg%3E");
}

@keyframes twinkle {
    from { opacity: 0.2; }
    to { opacity: 0.5; }
}

h1, h2, h3 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--gold);
    letter-spacing: 0.05em;
    margin-top: 0;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    background-color: rgba(10, 17, 40, 0.95);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--stone);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--gold);
    text-shadow: 0 0 15px rgba(196, 163, 101, 0.3);
    letter-spacing: 0.15em;
}

nav {
    display: flex;
    align-items: center;
    gap: 1rem;
}

nav a {
    text-decoration: none;
    color: var(--ivory);
    font-size: 0.85rem;
    font-weight: 400;
    position: relative;
    transition: color 0.4s ease;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

nav a:hover {
    color: var(--gold);
}

.lang-button {
    background: transparent;
    border: 1px solid var(--gold);
    color: var(--gold);
    padding: 0.3rem 0.8rem;
    border-radius: 0;
    cursor: pointer;
    font-family: var(--font-body);
    font-size: 0.7rem;
    letter-spacing: 0.05em;
    transition: all 0.4s ease;
}

.lang-button:hover {
    background: var(--gold);
    color: var(--navy);
}

main {
    padding: 0 5%;
}

section {
    padding: 5rem 0;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

#hero {
    min-height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 2rem 0;
}

#hero h1 {
    font-size: 2.2rem;
    line-height: 1.3;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--gold-bright) 0%, var(--gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

#hero p {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 2rem;
    color: rgba(248, 249, 250, 0.8);
    font-weight: 300;
}

.hero-gif-container {
    width: 100%;
    max-width: 500px;
    margin: 0 auto 2.5rem;
    border: 1px solid var(--stone);
    padding: 10px;
    background: rgba(255, 255, 255, 0.02);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    border-radius: 4px;
}

.product-gif {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 2px;
}

.cta-button {
    display: inline-block;
    text-decoration: none;
    background-color: var(--gold);
    color: var(--navy);
    padding: 1rem 2.5rem;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: bold;
    letter-spacing: 0.1em;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    border: 1px solid var(--gold);
}

.cta-button:hover {
    background-color: transparent;
    color: var(--gold);
    transform: translateY(-3px);
}

h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    position: relative;
    display: inline-block;
}

h2::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 1px;
    background-color: var(--gold);
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-top: 2rem;
    text-align: left;
}

.feature-item {
    background: rgba(255, 255, 255, 0.02);
    padding: 2rem;
    border: 1px solid rgba(196, 163, 101, 0.1);
    transition: all 0.5s ease;
}

.feature-item:hover {
    border-color: var(--gold);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 0.8rem;
}

.shop-buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    margin-top: 3rem;
}

.shop-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    width: 100%;
    max-width: 320px;
    padding: 1.2rem;
    border: 1px solid var(--gold);
    color: var(--gold);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-family: var(--font-heading);
    transition: all 0.5s cubic-bezier(0.165, 0.84, 0.44, 1);
    background: transparent;
    border-radius: 0;
}

.shop-button:hover {
    background: var(--gold);
    color: var(--navy);
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(196, 163, 101, 0.2);
}

.shop-icon {
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--gold);
    transition: color 0.5s ease;
}

.shop-button:hover .shop-icon {
    color: var(--navy);
}

#instagram {
    padding: 6rem 0;
}

.insta-gallery {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.insta-item {
    aspect-ratio: 9 / 16;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--stone);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.insta-item:hover {
    transform: scale(1.02);
    border-color: var(--gold);
}

.insta-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: rgba(248, 249, 250, 0.4);
    font-size: 0.8rem;
}

.insta-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    color: var(--gold);
    text-decoration: none;
    font-size: 1.1rem;
    font-family: var(--font-heading);
    transition: transform 0.3s ease;
}

.insta-link:hover {
    transform: scale(1.05);
}

.insta-icon-wrapper {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--gold);
    border-radius: 50%;
    transition: background 0.3s ease;
}

.insta-link:hover .insta-icon-wrapper {
    background: var(--gold);
    color: var(--navy);
}

.insta-svg {
    width: 30px;
    height: 30px;
}

#statement h2 {
    font-size: 1.5rem;
    line-height: 1.4;
    font-style: italic;
    font-weight: 300;
    max-width: 100%;
}

footer {
    padding: 3rem 0;
    border-top: 1px solid var(--stone);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    color: rgba(248, 249, 250, 0.4);
    text-align: center;
}

@media (min-width: 768px) {
    .logo { font-size: 2rem; }
    nav { gap: 2rem; }
    nav a { font-size: 0.95rem; }
    .lang-button { font-size: 0.75rem; padding: 0.5rem 1.2rem; }
    
    section { padding: 8rem 0; }
    #hero h1 { font-size: 3.5rem; }
    #hero p { font-size: 1.25rem; }
    
    h2 { font-size: 2.5rem; }
    .features-grid { grid-template-columns: repeat(2, 1fr); gap: 2.5rem; }
    .feature-item { padding: 3rem 2rem; }
    
    .shop-buttons { flex-direction: row; justify-content: center; }
    .shop-button { width: auto; padding: 1.2rem 2.5rem; }
    
    .insta-gallery { grid-template-columns: repeat(3, 1fr); gap: 2rem; }
    
    #statement h2 { font-size: 2.2rem; }
}

@media (min-width: 1024px) {
    .features-grid { grid-template-columns: repeat(4, 1fr); }
    section { padding: 10rem 0; }
    #hero h1 { font-size: 4rem; }
}