*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--white: #ffffff;--off-white: #f7f6f3;--stone: #e8e5df;--mid: #c4bfb5;--ink: #1a1916;--muted: #7a7670;--accent: #3d6b5e;--accent-light: #eef3f1;--danger: #b94040;--radius: 12px;--shadow: 0 2px 16px rgba(0,0,0,.07)}body{font-family:DM Sans,sans-serif;background:var(--off-white);color:var(--ink);min-height:100vh;font-size:15px;line-height:1.6;display:flex;flex-direction:column}nav{background:var(--white);border-bottom:1px solid var(--stone);padding:0 2rem;height:60px;display:flex;align-items:center;justify-content:space-between}.nav-logo{font-family:"Instrument Serif",serif;font-size:1.4rem;color:var(--ink);letter-spacing:-.02em}.nav-logo span{color:var(--accent)}.nav-actions{display:flex;align-items:center;gap:1rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 20px;border-radius:8px;font-family:inherit;font-size:.9rem;font-weight:500;cursor:pointer;border:none;transition:all .15s;text-decoration:none}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:#2f5447}.btn-secondary{background:none;border:1px solid var(--stone);color:var(--ink)}.btn-secondary:hover{border-color:var(--mid)}.btn-link{background:none;border:none;color:var(--accent);font-size:.82rem;cursor:pointer;padding:0;text-decoration:underline}.hero{flex:1;display:flex;align-items:center;justify-content:center;padding:3rem 1.5rem;text-align:center}.hero-content{max-width:600px}.hero h1{font-family:"Instrument Serif",serif;font-size:3.5rem;font-weight:400;line-height:1.1;margin-bottom:1rem}.hero h1 span{color:var(--accent)}.hero p{font-size:1.2rem;color:var(--muted);margin-bottom:2.5rem;line-height:1.5}.hero-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#1a191666;z-index:200;display:none;align-items:center;justify-content:center;padding:1rem}.modal-overlay.open{display:flex}.modal{background:var(--white);border-radius:var(--radius);padding:2rem;width:100%;max-width:440px;box-shadow:0 8px 40px #00000026}.modal h2{font-family:"Instrument Serif",serif;font-size:1.6rem;font-weight:400;margin-bottom:.3rem}.modal p.sub{color:var(--muted);font-size:.875rem;margin-bottom:1.5rem}.modal-actions{display:flex;gap:.5rem;justify-content:flex-end;margin-top:1.5rem}.auth-tabs{display:flex;border:1px solid var(--stone);border-radius:8px;overflow:hidden;margin-bottom:1.8rem}.auth-tab{flex:1;padding:8px;text-align:center;cursor:pointer;font-size:.875rem;font-family:inherit;background:none;border:none;color:var(--muted);transition:all .15s}.auth-tab.active{background:var(--accent);color:#fff}.field{margin-bottom:1rem}.field label{display:block;font-size:.8rem;font-weight:500;color:var(--muted);margin-bottom:5px;text-transform:uppercase;letter-spacing:.05em}.required-star{color:var(--danger);font-size:.85em}.field input{width:100%;border:1px solid var(--stone);border-radius:8px;padding:10px 12px;font-family:inherit;font-size:.9rem;color:var(--ink);background:var(--white);transition:border-color .15s;outline:none}.field input:focus{border-color:var(--accent)}.btn-full{width:100%}.error-msg{color:var(--danger);font-size:.82rem;margin-top:.75rem;display:none}.error-msg.show{display:block}.success-msg{color:var(--accent);font-size:.82rem;margin-top:.75rem;display:none}.success-msg.show{display:block}footer{background:var(--white);border-top:1px solid var(--stone);padding:1.5rem 2rem;text-align:center;font-size:.85rem;color:var(--muted)}@media (max-width: 600px){nav{padding:0 1rem}.hero h1{font-size:2.5rem}.hero p{font-size:1rem}.hero{padding:2rem 1.5rem}}.spinner{width:18px;height:18px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite;display:inline-block}.btn-pilot{opacity:.55;filter:grayscale(.4)}.pilot-badge{font-size:.8rem;color:var(--muted);letter-spacing:.04em;margin-top:.5rem}.pilot-notice{background:#f5f0e8;border:1px solid #e0d8c8;border-radius:8px;padding:10px 14px;font-size:.82rem;color:var(--muted);margin-bottom:.75rem}@keyframes spin{to{transform:rotate(360deg)}}