* { box-sizing: border-box; margin: 0; padding: 0; }
:root {
    --c53nmm-bg: #16110D;
    --c53nmm-primary: #D4A373;
    --c53nmm-accent: #FAEDCD;
    --c53nmm-text: #FFF9F3;
    --c53nmm-text-dim: #C6B39F;
    --c53nmm-glass: #201813;
    --c53nmm-glass-border: rgba(250, 237, 205, 0.14);
    --c53nmm-card: #2C211A;
}
body {
    font-family: 'Karla', sans-serif;
    background-color: var(--c53nmm-bg);
    color: var(--c53nmm-text);
    line-height: 1.6;
    overflow-x: hidden;
}
.c53nmm-container { max-width: 1200px; margin: 0 auto; padding: 0 20px; width: 100%; }
a { color: inherit; text-decoration: none; transition: 0.3s; }
ul { list-style: none; }

/* Header & Nav */
.c53nmm-header-l-r-r {
    background: rgba(22, 17, 13, 0.88);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--c53nmm-glass-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
}
.c53nmm-logo { font-weight: 700; font-size: 1.5rem; display: flex; align-items: center; color: var(--c53nmm-primary); }
.c53nmm-desktop-nav ul { display: flex; gap: 30px; }
.c53nmm-desktop-nav a:hover { color: var(--c53nmm-accent); }
.c53nmm-age-flag { border: 1px solid var(--c53nmm-primary); padding: 4px 10px; border-radius: 20px; font-weight: 700; font-size: 0.8rem; color: var(--c53nmm-accent); }
.c53nmm-hamburger { background: none; border: none; color: var(--c53nmm-text); font-size: 1.8rem; cursor: pointer; display: none; }

/* Mobile Menu */
.c53nmm-mobile-menu {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: var(--c53nmm-bg);
    z-index: 2000; display: flex; flex-direction: column; align-items: center; justify-content: center;
}
.c53nmm-mobile-menu ul { text-align: center; }
.c53nmm-mobile-menu li { margin: 20px 0; font-size: 1.5rem; }
.c53nmm-close-menu { position: absolute; top: 20px; right: 20px; background: none; border: none; color: var(--c53nmm-text); font-size: 2rem; cursor: pointer; }

/* Hero Section */
.c53nmm-hero {
    padding: 100px 0;
    background: linear-gradient(135deg, #16110D 0%, #201813 52%, #2C211A 100%);
    min-height: 80vh;
    display: flex;
    align-items: center;
}
.c53nmm-hero-split { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 50px; align-items: center; }
.c53nmm-hero h1 { font-size: 3.5rem; line-height: 1.1; margin-bottom: 25px; color: var(--c53nmm-primary); }
.c53nmm-hero p { font-size: 1.2rem; color: var(--c53nmm-text-dim); margin-bottom: 35px; }
.c53nmm-btn-primary {
    background: var(--c53nmm-primary); color: #16110D; padding: 15px 40px; border-radius: 50px;
    font-weight: 700; display: inline-block; box-shadow: 0 10px 20px rgba(212, 163, 115, 0.18);
}
.c53nmm-btn-primary:hover { transform: translateY(-3px); background: var(--c53nmm-accent); }

.c53nmm-hero-visual {
    background: var(--c53nmm-glass);
    border: 1px solid var(--c53nmm-glass-border);
    border-radius: 20px;
    padding: 30px;
    backdrop-filter: blur(5px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.45);
}

/* Badges */
.c53nmm-badges { display: flex; gap: 20px; flex-wrap: wrap; margin-top: 40px; }
.c53nmm-badge-item { font-size: 0.9rem; font-weight: 700; background: rgba(250, 237, 205, 0.07); padding: 5px 15px; border-radius: 5px; border: 1px solid rgba(250, 237, 205, 0.18); color: var(--c53nmm-accent); }

/* Content Sections */
.c53nmm-section { padding: 80px 0; }
.c53nmm-section-title { font-size: 2.5rem; margin-bottom: 40px; text-align: center; color: var(--c53nmm-primary); }
.c53nmm-grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.c53nmm-card {
    background: var(--c53nmm-card); border: 1px solid var(--c53nmm-glass-border);
    padding: 30px; border-radius: 16px; transition: 0.3s;
}
.c53nmm-card:hover { border-color: var(--c53nmm-primary); transform: translateY(-5px); }

/* Games Lobby */
.c53nmm-game-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); gap: 40px; }
.c53nmm-game-card {
    background: var(--c53nmm-card); border-radius: 12px; overflow: hidden;
    border: 1px solid var(--c53nmm-glass-border);
}
.c53nmm-game-img { width: 100%; height: 520px; object-fit: cover; }
.c53nmm-game-info { padding: 25px; text-align: center; }
.c53nmm-game-info h3 { margin-bottom: 15px; font-size: 1.5rem; color: var(--c53nmm-accent); }
.c53nmm-game-info p { color: var(--c53nmm-text-dim); }

/* Age Gate Modal */
.c53nmm-modal-overlay {
    position: fixed; top:0; left:0; width:100%; height:100%;
    background: rgba(0,0,0,0.9); backdrop-filter: blur(15px);
    z-index: 9999; display: flex; align-items: center; justify-content: center;
}
.c53nmm-modal-content {
    background: var(--c53nmm-card); padding: 50px; border-radius: 24px;
    max-width: 500px; text-align: center; border: 2px solid var(--c53nmm-primary);
}
.c53nmm-age-badge {
    width: 80px; height: 80px; border-radius: 50%; border: 4px solid var(--c53nmm-primary);
    display: flex; align-items: center; justify-content: center; font-size: 2rem; font-weight: 700;
    margin: 0 auto 20px; color: var(--c53nmm-primary);
}

/* Iframe modal */
.c53nmm-iframe-overlay {
    position: fixed; inset: 0; background: rgba(0,0,0,0.82); backdrop-filter: blur(8px);
    z-index: 5000; align-items: center; justify-content: center; padding: 20px;
}
.c53nmm-iframe-shell {
    width: min(1220px, 100%); height: min(92vh, 860px); background: var(--c53nmm-card);
    border: 1px solid var(--c53nmm-glass-border); border-radius: 18px; overflow: hidden;
    box-shadow: 0 25px 60px rgba(0,0,0,0.5);
}
.c53nmm-iframe-topbar {
    display:flex; align-items:center; justify-content:space-between; padding: 14px 18px;
    background: var(--c53nmm-glass); border-bottom: 1px solid var(--c53nmm-glass-border);
}
.c53nmm-iframe-close {
    background: transparent; color: var(--c53nmm-text); border:none; font-size: 2rem; cursor:pointer; line-height:1;
}
#game-frame { width:100%; height: calc(100% - 58px); border: none; background: #120d09; }

/* Footer */
.c53nmm-footer-split {
    background: #120d09; padding: 60px 0 30px;
    border-top: 1px solid var(--c53nmm-glass-border);
    margin-top: 50px;
}
.c53nmm-logo-f { font-size: 1.8rem; font-weight: 700; color: var(--c53nmm-primary); }

@media (max-width: 768px) {
    .c53nmm-desktop-nav { display: none; }
    .c53nmm-hamburger { display: block; }
    .c53nmm-hero-split { grid-template-columns: 1fr; text-align: center; }
    .c53nmm-hero h1 { font-size: 2.5rem; }
    .c53nmm-badges { justify-content: center; }
    .c53nmm-game-grid { grid-template-columns: 1fr; }
    .c53nmm-iframe-shell { height: 70vh; }
}

/* Minified Utilities */
.c-center { text-align: center; }
.mt-20 { margin-top: 20px; }
.mb-20 { margin-bottom: 20px; }

@media (max-width: 768px) { .c53nmm-iframe-shell { height: 88vh; } .c53nmm-iframe-overlay{padding:10px;} }


/* Responsive footer improvements */
.c53nmm-footer-top{
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:24px;
    padding-bottom:20px;
    border-bottom:1px solid rgba(255,249,243,0.1);
}
.c53nmm-footer-links{
    display:flex;
    flex-wrap:wrap;
    justify-content:flex-end;
    gap:14px 20px;
}
.c53nmm-footer-links a{ color: var(--c53nmm-text-dim); }
.c53nmm-footer-links a:hover{ color: var(--c53nmm-accent); }
.c53nmm-footer-bottom{
    padding-top:20px;
    text-align:center;
}
.c53nmm-footer-disclaimer{
    border-top:1px solid rgba(255,249,243,0.1);
    padding-top:15px;
    margin-top:15px;
    font-size:0.85rem;
}
.c53nmm-footer-disclaimer p{ margin-bottom:10px; }
.c53nmm-footer-note{ opacity:.86; }
.c53nmm-copyright{ margin-top:10px; opacity:.9; }

@media (max-width: 768px){
    .c53nmm-footer-top{
        flex-direction:column;
        align-items:flex-start;
    }
    .c53nmm-footer-links{
        width:100%;
        flex-direction:column;
        align-items:flex-start;
        gap:10px;
    }
    .c53nmm-age-flag {
        display: none;
    }
    .c53nmm-footer-bottom{
        padding-top:16px;
    }
    .c53nmm-iframe-overlay{
        padding:0;
    }
    .c53nmm-iframe-shell{
        width:100%;
        height:100dvh;
        border-radius:0;
        border:none;
    }
    .c53nmm-iframe-topbar{
        padding:12px 14px;
    }
    #game-frame{
        height:calc(100dvh - 58px);
    }
}