/* Self-hosted web fonts: Orbitron and Share Tech Mono (SIL OFL 1.1).
           Sources: https://fonts.google.com/specimen/Orbitron and
           https://fonts.google.com/specimen/Share+Tech+Mono
           See FONT_LICENSE.txt in this directory. */
        @font-face {
            font-family: 'Orbitron';
            src: url('orbitron-v35-latin_latin-ext-regular.woff2') format('woff2');
            font-weight: 400;
            font-style: normal;
            font-display: swap;
        }
        @font-face {
            font-family: 'Orbitron';
            src: url('orbitron-v35-latin_latin-ext-700.woff2') format('woff2');
            font-weight: 700;
            font-style: normal;
            font-display: swap;
        }
        @font-face {
            font-family: 'Share Tech Mono';
            src: url('share-tech-mono-v16-latin_latin-ext-regular.woff2') format('woff2');
            font-weight: 400;
            font-style: normal;
            font-display: swap;
        }
        :root { --pink:#ff6b9d; --purple:#00d9c0; --orange:#ff8c42; --bg:#0a0121; }
        * { margin:0; padding:0; box-sizing:border-box; }
        body { font-family:'Share Tech Mono',monospace; background:var(--bg);
               color:#f0efe4; overflow:hidden; height:100vh; height:100dvh; }
        #three-canvas { position:fixed; top:0; left:0; width:100%; height:100%; z-index:1; }
        .overlay { position:relative; z-index:10; height:100vh; height:100dvh; display:flex; flex-direction:column; }
        header { padding:16px 28px; background:rgba(10,1,33,0.85); backdrop-filter:blur(12px);
                 border-bottom:2px solid var(--pink); display:flex; align-items:center; justify-content:space-between; }
        .logo { display:flex; align-items:center; gap:14px; }
        .logo-mark { font-size:1.8rem; font-family:'Orbitron',sans-serif; color:var(--purple);
                     text-shadow:0 0 12px var(--purple),0 0 28px rgba(0,217,192,0.4); }
        .logo-title h1 { font-size:1.7rem; font-family:'Orbitron',sans-serif; color:#f0efe4;
                         letter-spacing:3px; text-shadow:0 0 8px rgba(255,255,255,0.2); }
        .logo-title .subtitle { font-size:0.7rem; color:rgba(240,239,228,0.55); margin-top:2px;
                                font-family:'Share Tech Mono',monospace; }
        .logo-title .subtitle a { color:var(--pink); text-decoration:none; }
        .logo-title .subtitle a:hover { text-shadow:0 0 8px var(--pink); }
        .logo-title .logo-host { font-size:0.65rem; color:rgba(0,217,192,0.6); margin-top:2px;
                                 font-family:'Share Tech Mono',monospace; }
        .transmit-btn { border:2px solid var(--orange); color:var(--orange); padding:10px 22px;
                        border-radius:22px; text-decoration:none; letter-spacing:1px;
                        font-size:0.88rem; font-family:'Orbitron',sans-serif; transition:all 0.2s; }
        .transmit-btn:hover { background:var(--orange); color:var(--bg); box-shadow:0 0 18px rgba(255,140,66,0.5); }
        a.header-feed-link { color:var(--pink); font-family:'Share Tech Mono',monospace; }
        .nav-hints { background:rgba(10,1,33,0.75); border-bottom:1px solid rgba(0,217,192,0.25);
                     color:rgba(240,239,228,0.45); padding:5px 20px; display:flex; gap:18px;
                     font-size:0.68rem; font-family:'Share Tech Mono',monospace; flex-wrap:wrap; }
        .nav-hints kbd { background:rgba(0,217,192,0.12); border:1px solid rgba(0,217,192,0.45);
                         color:var(--purple); border-radius:3px; padding:0 5px; margin:0 2px; font-size:0.7rem; }
        .content { flex:1; overflow-y:auto; padding:22px 28px;
                   scrollbar-width:thin; scrollbar-color:var(--purple) var(--bg); }
        .page-nav { display:flex; justify-content:center; margin:14px 0; }
        .page-nav a { border:2px solid var(--pink); color:var(--pink); padding:8px 22px;
                      border-radius:22px; text-decoration:none; letter-spacing:2px; font-size:0.82rem;
                      font-family:'Orbitron',sans-serif; transition:all 0.2s; }
        .page-nav a:hover { background:var(--pink); color:var(--bg); }
        .page-nav-footer { flex-shrink:0; padding:8px 28px; display:flex; justify-content:center;
            background:rgba(10,1,33,0.82); backdrop-filter:blur(10px);
            border-top:2px solid var(--pink); }
        .post { background:rgba(20,10,55,0.85); border:1px solid rgba(0,217,192,0.3);
                border-radius:12px; padding:22px; margin-bottom:18px; cursor:pointer; transition:all 0.25s;
                box-shadow:0 2px 16px rgba(0,0,0,0.4); }
        .post:hover { border-color:var(--pink); box-shadow:0 0 22px rgba(255,107,157,0.3),0 4px 24px rgba(0,0,0,0.5); transform:translateY(-3px); }
        .post-active { border-color:var(--orange) !important; background:rgba(30,15,60,0.96) !important;
                       box-shadow:0 0 22px rgba(255,140,66,0.4),inset 3px 0 0 var(--orange) !important; }
        .post-header { display:flex; justify-content:space-between; margin-bottom:14px; }
        .post-time { color:var(--orange); font-family:'Share Tech Mono',monospace; font-size:0.85rem; }
        .post-text { line-height:1.6; font-size:0.95rem; font-family:'Share Tech Mono',monospace; }
        .post-text a { color:var(--pink); text-decoration:none; }
        .post-audio { width:100%; margin-top:10px; }
        .post-modal { display:none; position:fixed; inset:0; z-index:100;
                      background:rgba(10,1,33,0.96); overflow-y:auto; padding:40px 20px; }
        .post-modal.active { display:block; }
        .modal-inner { max-width:780px; margin:0 auto; background:rgba(20,10,55,0.98);
                       border:2px solid var(--pink); border-radius:12px;
                       box-shadow:0 0 60px rgba(255,107,157,0.25); padding:38px; }
        .modal-close { float:right; background:none; border:none; color:var(--orange);
                       font-family:'Orbitron',sans-serif; font-size:0.9rem; cursor:pointer; letter-spacing:2px; }
        @media(max-width:640px) { .nav-hints{padding:6px 16px} .nav-hints .nav-hints-row{padding:6px 0;gap:8px} .nav-hints kbd{display:none} .nav-hints-label,.nav-hints-spacer{display:none} .nav-fx-button{padding:10px 0;min-height:44px;flex:1 1 auto;justify-content:center;gap:0.2rem} header{padding:12px 18px;} .content{padding:12px 14px} .transmit-btn{padding-top:11px;padding-bottom:11px;min-height:44px} .modal-close{padding:10px 14px;min-width:44px;min-height:44px;text-align:center} }
        [data-sno-theme="retrofuture"] .splash-overlay {
            background: radial-gradient(ellipse at 50% 60%, #1a0840 0%, var(--bg) 55%, #050010 100%);
        }
        [data-sno-theme="retrofuture"] .splash-starburst {
            position:absolute; inset:0; pointer-events:none; z-index:1;
        }
        [data-sno-theme="retrofuture"] .splash-starburst span {
            position:absolute; top:50%; left:50%; width:3px; height:3px;
            border-radius:50%; background:var(--pink); opacity:0.5;
            box-shadow:0 0 6px var(--pink);
            animation: starTwinkle 3s ease-in-out infinite;
        }
        @keyframes starTwinkle {
            0%,100%{opacity:0.3;transform:scale(1);}
            50%{opacity:0.8;transform:scale(1.4);}
        }
        [data-sno-theme="retrofuture"] .splash-atomic {
            width:min(100px,22vw); height:min(100px,22vw); margin:0 auto 1rem;
            border-radius:50%; border:3px solid var(--purple);
            box-shadow:0 0 20px var(--purple),0 0 40px rgba(0,217,192,0.3),inset 0 0 20px rgba(0,217,192,0.15);
            position:relative; animation:splashAtomicPulse 2.5s ease-in-out infinite alternate;
        }
        [data-sno-theme="retrofuture"] .splash-atomic::before,
        [data-sno-theme="retrofuture"] .splash-atomic::after {
            content:''; position:absolute; border:2px solid var(--purple); border-radius:50%;
            top:50%; left:50%; transform:translate(-50%,-50%);
        }
        [data-sno-theme="retrofuture"] .splash-atomic::before {
            width:160%; height:30%; opacity:0.7;
            box-shadow:0 0 10px var(--purple);
        }
        [data-sno-theme="retrofuture"] .splash-atomic::after {
            width:30%; height:160%; opacity:0.7;
            box-shadow:0 0 10px var(--purple);
        }
        @keyframes splashAtomicPulse {
            from{transform:scale(0.95);box-shadow:0 0 15px var(--purple),0 0 30px rgba(0,217,192,0.2),inset 0 0 15px rgba(0,217,192,0.1);}
            to{transform:scale(1.05);box-shadow:0 0 25px var(--purple),0 0 50px rgba(0,217,192,0.4),inset 0 0 25px rgba(0,217,192,0.2);}
        }
        [data-sno-theme="retrofuture"] .splash-title {
            font-family:'Orbitron',sans-serif; font-size:clamp(1.4rem,4.5vw,2rem);
            color:#f0efe4; letter-spacing:4px; text-shadow:0 0 20px rgba(255,107,157,0.6);
        }
        [data-sno-theme="retrofuture"] .splash-tag { font-family:'Share Tech Mono',monospace; color:var(--purple); }
        [data-sno-theme="retrofuture"] .splash-hint { font-family:'Share Tech Mono',monospace; color:rgba(240,239,228,0.8); }
        [data-sno-theme="retrofuture"] .splash-inner { text-shadow:0 2px 24px rgba(10,1,33,0.9); }