@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap";:root{--bg-color: #0b0d17;--text-primary: #ffffff;--text-secondary: #94a3b8;--blue-bright: #00d2ff;--blue-deep: #3a7bd5;--blue-glow: rgba(0, 210, 255, .5);--glass-bg: rgba(255, 255, 255, .03);--glass-hover: rgba(255, 255, 255, .08);--glass-border: rgba(255, 255, 255, .05);--font-body: "Inter", sans-serif}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-body);background-color:var(--bg-color);color:var(--text-primary);line-height:1.5;-webkit-font-smoothing:antialiased;min-height:100vh;overflow-x:hidden}.navbar{display:flex;justify-content:space-between;align-items:center;padding:1rem 2rem;border-bottom:1px solid var(--glass-border);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);position:sticky;top:0;z-index:100;background:#0b0d17cc}.nav-brand{font-size:1.5rem;font-weight:700;display:flex;align-items:center;gap:.5rem}.nav-links{display:flex;gap:2rem}.nav-links a{color:var(--text-primary);text-decoration:none;font-size:.9rem;font-weight:500;transition:color .2s}.nav-links a:hover{color:var(--blue-bright)}.container{max-width:1200px;margin:0 auto;padding:0 2rem}.hero{display:flex;align-items:center;justify-content:space-between;padding:6rem 0;min-height:calc(100vh - 70px);gap:4rem}.hero-content{flex:1}.hero-title{font-size:5.5rem;font-weight:800;line-height:1.1;letter-spacing:-.04em;margin-bottom:1.5rem}.gradient-text{background:linear-gradient(135deg,var(--blue-bright) 0%,var(--blue-deep) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;display:inline-block}.hero-subtitle{font-size:1.5rem;color:var(--text-secondary);font-weight:400;max-width:600px;margin-bottom:2.5rem}.hero-actions{display:flex;gap:1rem}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.8rem 1.5rem;border-radius:2rem;font-weight:600;font-size:1rem;text-decoration:none;transition:all .2s ease;cursor:pointer}.btn-primary{background:var(--text-primary);color:var(--bg-color);border:none}.btn-primary:hover{box-shadow:0 0 20px var(--text-primary)}.btn-secondary{background:var(--glass-bg);color:var(--text-primary);border:1px solid var(--glass-border)}.btn-secondary:hover{background:var(--glass-hover);border-color:var(--blue-bright)}.hero-visual{flex:1;display:flex;justify-content:center;align-items:center;position:relative}.glowing-orb{width:320px;height:320px;background:linear-gradient(135deg,var(--blue-bright),var(--blue-deep));border-radius:50%;filter:blur(40px);opacity:.6;animation:pulse 4s ease-in-out infinite alternate;position:absolute}.orb-core{width:250px;height:250px;background:linear-gradient(135deg,#fff,var(--blue-bright));border-radius:50%;position:relative;z-index:10;box-shadow:inset 0 0 40px #00000080}@keyframes pulse{0%{transform:scale(1);opacity:.5}to{transform:scale(1.1);opacity:.8}}.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;padding:4rem 0 8rem}.feature-card{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:1rem;padding:2rem;transition:all .3s ease}.feature-card:hover{background:var(--glass-hover);transform:translateY(-5px);border-color:#00d2ff4d;box-shadow:0 10px 30px #00000080,0 0 20px #00d2ff1a}.feature-icon{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;background:#00d2ff1a;color:var(--blue-bright);border-radius:12px;font-size:1.5rem;margin-bottom:1.5rem}.feature-title{font-size:1.25rem;font-weight:600;margin-bottom:.75rem}.feature-desc{color:var(--text-secondary);font-size:.95rem;line-height:1.6}@media (max-width: 900px){.hero{flex-direction:column;text-align:center;padding:3rem 0}.hero-title{font-size:3.5rem}.hero-subtitle{margin:0 auto 2.5rem}.hero-actions{justify-content:center}.hero-visual{margin-top:3rem}}.voice-section{padding:3rem 0 2rem;display:flex;flex-direction:column;align-items:center;min-height:calc(100vh - 70px)}.voice-header{text-align:center;margin-bottom:2rem}.vesper-avatar{position:relative;width:120px;height:120px;margin:0 auto 1.5rem;display:flex;justify-content:center;align-items:center}.avatar-orb{width:120px;height:120px;background:linear-gradient(135deg,var(--blue-bright),var(--blue-deep));border-radius:50%;filter:blur(25px);opacity:.4;position:absolute;transition:all .5s ease}.avatar-orb.listening{opacity:.8;filter:blur(35px);animation:pulse-listen 1s ease-in-out infinite alternate}.avatar-orb.processing{opacity:.6;animation:pulse-think 2s ease-in-out infinite}@keyframes pulse-listen{0%{transform:scale(1);opacity:.6}to{transform:scale(1.3);opacity:1}}@keyframes pulse-think{0%{transform:scale(1);opacity:.4}50%{transform:scale(1.15);opacity:.7}to{transform:scale(1);opacity:.4}}.avatar-core{width:80px;height:80px;background:linear-gradient(135deg,#fff,var(--blue-bright));border-radius:50%;position:relative;z-index:10;box-shadow:inset 0 0 30px #0006}.voice-title{font-size:2rem;font-weight:700;margin-bottom:.5rem}.voice-status{color:var(--text-secondary);font-size:.9rem;min-height:1.5rem}.chat-container{width:100%;max-width:700px;flex:1;overflow-y:auto;padding:1rem;margin-bottom:1.5rem;max-height:50vh;scrollbar-width:thin;scrollbar-color:rgba(0,210,255,.3) transparent}.chat-empty{display:flex;align-items:center;justify-content:center;height:200px;color:var(--text-secondary);font-size:.95rem}.chat-bubble{margin-bottom:1rem;padding:1rem 1.25rem;border-radius:1rem;max-width:85%;animation:fade-in .3s ease}@keyframes fade-in{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.chat-bubble.user{background:#ffffff0d;border:1px solid rgba(255,255,255,.1);margin-left:auto;border-bottom-right-radius:4px}.chat-bubble.vesper{background:#00d2ff14;border:1px solid rgba(0,210,255,.2);margin-right:auto;border-bottom-left-radius:4px}.chat-role{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);display:block;margin-bottom:.35rem}.chat-bubble.vesper .chat-role{color:var(--blue-bright)}.chat-bubble p{font-size:.95rem;line-height:1.6;white-space:pre-wrap}.voice-controls{display:flex;align-items:center;gap:1rem;width:100%;max-width:700px;padding:1rem 0}.mic-btn{width:56px;height:56px;border-radius:50%;border:2px solid rgba(255,255,255,.15);background:var(--glass-bg);color:var(--text-primary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s ease;flex-shrink:0}.mic-btn:hover{border-color:var(--blue-bright);background:#00d2ff1a}.mic-btn.active{border-color:#f44;background:#ff444426;color:#f44;animation:mic-pulse 1.5s ease-in-out infinite;box-shadow:0 0 20px #ff44444d}@keyframes mic-pulse{0%,to{box-shadow:0 0 20px #f443}50%{box-shadow:0 0 30px #ff444480}}.mic-btn:disabled{opacity:.4;cursor:not-allowed}.text-input-form{flex:1;display:flex;gap:.5rem}.text-input{flex:1;padding:.9rem 1.2rem;border-radius:2rem;border:1px solid rgba(255,255,255,.1);background:var(--glass-bg);color:var(--text-primary);font-family:var(--font-body);font-size:.95rem;outline:none;transition:border-color .3s}.text-input:focus{border-color:var(--blue-bright)}.text-input::placeholder{color:var(--text-secondary)}.send-btn{width:48px;height:48px;border-radius:50%;border:none;background:var(--blue-bright);color:var(--bg-color);font-size:1.3rem;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s;flex-shrink:0}.send-btn:hover{box-shadow:0 0 20px var(--blue-glow)}.send-btn:disabled{opacity:.3;cursor:not-allowed}