:root{--brand-forest:#172618;--brand-walnut:#5c3424;--brand-olive:#785b26;--brand-sage:#948d68;--brand-light-sage:#dde3c9;--brand-cream:#fbfaed;--bg-warm:#e8e6e1;--bg-white:#fafaf9;--text-dark:#172618;--text-medium:#4a4a4a;--text-light:#777;--accent-green:#4a7c59;--accent-amber:#785b26;--accent-red:#b85450;--border-light:#d8d5cf;--shadow:rgba(0,0,0,.08);--status-optimal:#4a7c59;--status-good:#6b8e5c;--status-attention:#c4923b;--status-action:#b85450}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg-warm);color:var(--text-dark);line-height:1.6;font-size:15px;min-height:100vh}h1,h2,h3,h4,h5,h6{font-family:Cormorant Garamond,Georgia,serif;font-weight:400}.login-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.login-container{background:var(--brand-cream);border-radius:20px;padding:48px 44px;max-width:440px;width:100%;text-align:center;box-shadow:0 12px 48px rgba(0,0,0,.12)}.login-logo{font-family:Cormorant Garamond,Georgia,serif;font-size:1.9rem;font-weight:400;letter-spacing:.12em;color:var(--brand-forest);margin-bottom:6px;text-transform:uppercase}.login-subtitle{font-size:.72rem;color:var(--text-medium);letter-spacing:.18em;text-transform:uppercase;margin-bottom:36px}.login-icon{width:72px;height:72px;margin:0 auto 20px;background:var(--brand-light-sage);border-radius:50%;display:flex;align-items:center;justify-content:center}.login-icon svg{width:32px;height:32px;stroke:var(--brand-forest);stroke-width:1.5;fill:none}.login-title{font-family:Cormorant Garamond,Georgia,serif;font-size:1.5rem;color:var(--brand-forest);margin-bottom:12px}.login-description{font-size:.9rem;color:var(--text-medium);margin-bottom:28px;line-height:1.6}.login-input{width:100%;padding:15px 18px;font-size:1rem;font-family:Inter,sans-serif;border:1px solid var(--border-light);border-radius:10px;background:var(--bg-white);color:var(--text-dark);transition:border-color .2s,box-shadow .2s}.login-input:focus{outline:none;border-color:var(--brand-sage);box-shadow:0 0 0 3px hsla(50,17%,49%,.15)}.login-btn{width:100%;padding:15px 24px;margin-top:16px;font-size:.92rem;font-weight:500;font-family:Inter,sans-serif;background:var(--brand-forest);color:var(--brand-cream);border:none;border-radius:10px;cursor:pointer;transition:background .2s,transform .1s;text-transform:uppercase;letter-spacing:.1em}.login-btn:hover{background:#1e3320}.login-btn:active{transform:scale(.98)}.login-btn:disabled{opacity:.7;cursor:not-allowed}.login-message{margin-top:16px;font-size:.85rem;min-height:24px}.login-message.success{color:var(--accent-green)}.login-message.error{color:var(--accent-red)}.demo-notice{margin-top:24px;padding:12px 16px;background:rgba(120,91,38,.1);border-radius:8px;font-size:.78rem;color:var(--brand-olive)}.check-icon{width:72px;height:72px;margin:0 auto 20px;background:var(--brand-light-sage);border-radius:50%;display:flex;align-items:center;justify-content:center}.check-icon svg{width:36px;height:36px;stroke:var(--accent-green);stroke-width:2.5;fill:none}.loading{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;gap:16px}.spinner{width:40px;height:40px;border:3px solid var(--border-light);border-top-color:var(--brand-forest);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}