:root{--ciano: #00a2de;--ciano-hover: #007bb3;--preto: #000000;--azul-naval: #0b2546;--gelo: #dde3eb;--bege-quente: #ded1c3;--branco: #ffffff;--cor-fundo: #0e1117;--cor-card: #1e2530;--cor-borda: #2d3748;--cor-texto: #f0f0f0;--cor-texto-secundario: #a0aec0;--cor-texto-muted: #718096;--cor-sucesso: #2ecc71;--cor-erro: #e74c3c;--cor-erro-texto: #ff6b6b;--border-radius: 8px;--border-radius-lg: 12px;--shadow-sm: 0 2px 4px rgba(0, 0, 0, .75);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .3);--transition: all .3s cubic-bezier(.4, 0, .2, 1);--fonte: "Source Sans 3", "Source Sans Pro", system-ui, -apple-system, "Segoe UI", sans-serif}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;min-height:100%}body{font-family:var(--fonte);color:var(--cor-texto);background:var(--cor-fundo);-webkit-font-smoothing:antialiased}.shell{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:32px;padding:32px 16px 20px}.card{width:min(100%,450px);background:var(--cor-card);border:1px solid rgba(255,255,255,.3);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-sm),inset 0 1px #ffffff0f;padding:30px 32px 28px;animation:fadeIn .4s ease-out both}.card__logo{text-align:center;margin-bottom:20px}.card__logo img{max-width:150px;height:auto}.card__title{position:relative;margin:0 0 30px;text-align:center;font-weight:700;font-size:clamp(1.8rem,4vw,2.2rem);line-height:1.2;background:linear-gradient(135deg,var(--ciano-hover),var(--ciano));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.card__title:after{content:"";position:absolute;bottom:-12px;left:50%;transform:translate(-50%);height:3px;width:85%;background:linear-gradient(90deg,var(--ciano),var(--ciano-hover));border-radius:2px;animation:titleUnderline .8s ease-out .3s both}.subtitle{margin:0 0 8px;text-align:center;color:var(--cor-texto-secundario);font-size:1.05rem;font-weight:500}.hint-text{margin:0 0 8px;text-align:center;color:var(--cor-texto-secundario);font-size:.9rem;line-height:1.5}.footer{color:var(--cor-texto-secundario);font-size:.85rem;font-weight:500;text-align:center;animation:footerFadeIn 1s ease-out .5s both}.form{display:grid;gap:6px;margin-top:24px}.row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.float-field{padding-top:18px;margin-bottom:14px}.float-field__control{position:relative}.float-field input{display:block;width:100%;font:inherit;font-size:1rem;color:var(--cor-texto);background:transparent;border:0;border-bottom:1px solid var(--cor-texto-muted);border-radius:0;padding:10px 0 8px;outline:none;transition:border-color .3s ease}.float-field--toggle input{padding-right:40px}.float-field label{position:absolute;left:0;top:10px;font-size:1rem;color:var(--cor-texto-secundario);pointer-events:none;transform-origin:left top;transition:transform .3s ease,color .3s ease}.float-field input:focus~label,.float-field input:not(:placeholder-shown)~label,.float-field input:-webkit-autofill~label{transform:translateY(-24px) scale(.8);color:var(--ciano)}.float-field input:not(:focus):not(:placeholder-shown)~label{color:var(--cor-texto-secundario)}.float-field__bar{position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--ciano);transform:scaleX(0);transition:transform .3s ease}.float-field input:focus~.float-field__bar{transform:scaleX(1)}.float-field--erro input{border-bottom-color:var(--cor-erro-texto)}.float-field--erro .float-field__bar{background:var(--cor-erro-texto)}.float-field .hint.hint--erro{color:var(--cor-erro-texto)}.float-field .hint{display:block;margin-top:6px;font-size:.8rem;color:var(--cor-texto-muted)}.float-field input:-webkit-autofill{-webkit-text-fill-color:var(--cor-texto);-webkit-box-shadow:0 0 0 1000px var(--cor-card) inset;caret-color:var(--cor-texto);transition:background-color 9999s ease-out}.toggle-password{position:absolute;right:0;bottom:4px;width:36px;height:32px;display:grid;place-items:center;border:0;background:none;color:var(--cor-texto-secundario);cursor:pointer;border-radius:4px}.toggle-password:hover{color:var(--ciano)}.toggle-password:focus-visible{outline:2px solid var(--ciano);outline-offset:1px}.toggle-password svg{width:22px;height:22px}.btn{position:relative;overflow:hidden;width:100%;margin-top:12px;padding:16px 30px;font:inherit;font-size:1rem;font-weight:600;text-transform:uppercase;letter-spacing:1px;color:var(--cor-texto);background:linear-gradient(135deg,var(--ciano) 0%,var(--ciano-hover) 100%);border:0;border-radius:var(--border-radius-lg);cursor:pointer;transition:var(--transition)}.btn:before{content:"";position:absolute;top:0;right:0;bottom:0;left:-100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);transition:left .5s ease}.btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:var(--shadow-lg);background:linear-gradient(135deg,var(--ciano-hover) 0%,var(--ciano) 100%)}.btn:hover:not(:disabled):before{left:100%}.btn:active:not(:disabled){transform:translateY(0)}.btn:focus-visible{outline:3px solid var(--gelo);outline-offset:2px}.btn:disabled{opacity:.55;cursor:not-allowed}.links{display:flex;justify-content:center;gap:8px 20px;flex-wrap:wrap;margin-top:16px;font-size:.9rem}a,.link{color:var(--cor-texto-secundario);text-decoration:none;background:none;border:0;padding:0;font:inherit;cursor:pointer;transition:color .2s ease}a:hover,.link:hover{color:var(--ciano);text-decoration:underline;text-underline-offset:3px}a:focus-visible,.link:focus-visible{outline:2px solid var(--ciano);outline-offset:2px;border-radius:2px}.link:disabled{opacity:.6;cursor:not-allowed}.alert{margin:4px 0;line-height:1.45;font-size:.92rem;animation:fadeIn .25s ease-out both}.alert--erro{color:var(--cor-erro-texto)}.alert--ok{color:var(--cor-sucesso)}.alert--info{color:var(--ciano)}.status{display:grid;gap:16px;justify-items:center;text-align:center}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes titleUnderline{0%{width:0;opacity:0}to{width:85%;opacity:1}}@keyframes footerFadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}@media(max-width:480px){.card{padding:24px 20px}.row{grid-template-columns:1fr;gap:0}}