.auth-page{min-height:100vh;background:radial-gradient(circle at 15% 12%,#e8f2e5 0,transparent 34%),#f7f9f6}.auth-header{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 max(22px,calc((100vw - 1120px)/2));border-bottom:1px solid #e6ede5;background:rgba(255,255,255,.78)}.auth-back{font-size:11px;color:#6f8074;font-weight:600}.auth-shell{min-height:calc(100vh - 72px);display:grid;place-items:center;padding:38px 20px;position:relative}.auth-card{width:min(100%,460px);background:white;border:1px solid #e3ebe2;border-radius:18px;padding:30px 34px;box-shadow:0 20px 65px rgba(38,75,48,.09)}.auth-mark{width:43px;height:43px;display:grid;place-items:center;border-radius:12px;background:#28784f;color:white;font:800 22px Manrope,sans-serif;margin-bottom:18px}.auth-card .eyebrow{font-size:9px;letter-spacing:1px;color:#48865a;font-weight:700}.auth-card h1{font:800 27px Manrope,sans-serif;letter-spacing:-1px;color:#24382a;margin:8px 0}.auth-card>p{font-size:12px;color:#7b8a7e;line-height:1.7;margin:0 0 19px}.social-auth{display:grid;gap:9px}.social-button{position:relative;width:100%;min-height:43px;display:flex;align-items:center;justify-content:center;gap:11px;border:1px solid #dfe7df;border-radius:8px;background:#fff;color:#29392d;font:600 11px 'DM Sans',sans-serif;cursor:pointer;transition:.18s}.social-button:hover:not(:disabled){border-color:#8bb796;background:#fbfdfb;transform:translateY(-1px)}.social-button:disabled{cursor:not-allowed;background:#f8faf8;color:#9aa49b}.provider-icon{font:800 17px Arial}.google-icon{background:conic-gradient(from -45deg,#4285f4 0 25%,#34a853 0 50%,#fbbc05 0 75%,#ea4335 0);background-clip:text;-webkit-text-fill-color:transparent}.provider-svg{width:17px;height:17px}.social-chatgpt small{position:absolute;right:10px;font-size:8px;color:#87968a}.provider-note{margin:6px 3px 0!important;font-size:9px!important;line-height:1.5!important;color:#89968b!important}.auth-divider{display:flex;align-items:center;gap:12px;margin:17px 0 13px;color:#9aa69b;font-size:9px}.auth-divider:before,.auth-divider:after{content:"";height:1px;flex:1;background:#edf1ec}.auth-method-tabs{display:grid;grid-template-columns:1fr 1fr;padding:3px;background:#f2f6f1;border-radius:8px;margin-bottom:12px}.method-tab{border:0;background:transparent;color:#78877b;border-radius:6px;padding:8px;font:600 10px 'DM Sans',sans-serif}.method-tab.active{background:white;color:#28784f;box-shadow:0 1px 4px rgba(25,60,35,.09)}.auth-tabs{display:grid;grid-template-columns:1fr 1fr;padding:3px;background:#f2f6f1;border-radius:8px;margin-bottom:15px}.auth-tab{border:0;background:transparent;color:#78877b;border-radius:6px;padding:8px;font:600 10px 'DM Sans',sans-serif}.auth-tab.active{background:white;color:#28784f;box-shadow:0 1px 4px rgba(25,60,35,.09)}.auth-field{display:grid;gap:7px;margin:12px 0;font-size:10px;color:#526456;font-weight:700}.auth-field input{width:100%;border:1px solid #dfe8de;border-radius:7px;padding:12px 13px;background:#fbfdfb;font:400 12px 'DM Sans',sans-serif;color:#26392b;outline:none}.auth-field input:focus{border-color:#7eb48a;box-shadow:0 0 0 3px #edf6ec}.auth-field input:read-only{background:#f0f4ef;color:#758276}.auth-submit{width:100%;justify-content:center;margin-top:10px;padding:13px}.forgot-button{display:block;margin:13px auto 0;border:0;background:none;color:#48865a;font:600 10px 'DM Sans',sans-serif}.auth-status{min-height:18px;margin-top:12px;font-size:10px;line-height:1.6;text-align:center;color:#b25a47}.auth-status.success{color:#39814e}.auth-footnote{border-top:1px solid #edf1ec;margin-top:17px;padding-top:13px;text-align:center;color:#98a49a;font-size:9px;line-height:1.6}.auth-side-note{position:absolute;bottom:13px;display:flex;align-items:center;gap:9px;color:#728477;font-size:9px}.auth-side-note b{color:#47634e}.auth-side-icon{width:22px;height:22px;border-radius:7px;display:grid;place-items:center;background:#e8f3e6;color:#448451}.hidden{display:none!important}@media(max-width:600px){.auth-header{height:62px;padding:0 17px}.auth-shell{min-height:calc(100vh - 62px);padding:22px 14px 70px}.auth-card{padding:24px 19px}.auth-side-note{left:20px;right:20px;justify-content:center;text-align:center;flex-wrap:wrap}.auth-side-note span:last-child{width:100%;line-height:1.6}.social-chatgpt small{position:static;margin-left:auto;margin-right:9px}.auth-card h1{font-size:24px}}
/* Premium green AI-lab sign-in */
.auth-page{min-height:100vh;background:radial-gradient(ellipse at 16% 12%,rgba(174,230,188,.36),transparent 34%),radial-gradient(ellipse at 86% 78%,rgba(206,242,215,.55),transparent 35%),#f5faf6;overflow-x:hidden}
.auth-header{height:76px;background:rgba(250,253,250,.78);border-color:#e0ebe2;backdrop-filter:blur(20px)}
.auth-shell{min-height:calc(100vh - 76px);grid-template-columns:minmax(0,460px) minmax(220px,340px);justify-content:center;align-items:center;gap:70px;padding:56px 24px}
.auth-card{position:relative;width:min(100%,460px);padding:38px 38px 32px;border:1px solid rgba(210,229,214,.95);border-radius:22px;box-shadow:0 30px 90px rgba(30,79,45,.12);background:rgba(255,255,255,.9);backdrop-filter:blur(20px)}
.auth-card:before{content:"";position:absolute;inset:0 22% auto;height:2px;background:linear-gradient(90deg,transparent,#51a86d,transparent)}
.auth-mark{width:48px;height:48px;border-radius:15px;background:linear-gradient(145deg,#329760,#17603c);box-shadow:0 9px 24px rgba(40,120,79,.22);font-size:24px}
.auth-card .eyebrow{color:#318254;letter-spacing:1.5px}.auth-card h1{color:#172b1e;font-size:30px;letter-spacing:-1.2px}.auth-card>p{color:#728176;font-size:12px;line-height:1.7}
.social-button{border-radius:10px;border-color:#e0eae2;min-height:47px;transition:transform .2s,border-color .2s,box-shadow .2s}.social-button:hover{transform:translateY(-1px);border-color:#9ac9a5;box-shadow:0 7px 18px rgba(38,93,52,.07)}
.auth-method-tabs,.auth-tabs{background:#f1f7f2;border-radius:9px;padding:4px}.method-tab,.auth-tab{border-radius:7px}.method-tab.active,.auth-tab.active{background:#fff;color:#216d43;box-shadow:0 2px 8px rgba(35,77,45,.08)}
.auth-field input{border-radius:9px;border-color:#dce8de;background:#fbfdfb;min-height:45px}.auth-field input:focus{border-color:#65ad7b;box-shadow:0 0 0 3px rgba(81,168,109,.12)}
.auth-submit{width:100%;border-radius:9px;min-height:47px;background:linear-gradient(135deg,#32945e,#216d45)}
.auth-divider{color:#91a095}.auth-side-note{max-width:300px;color:#496552;line-height:1.8}.auth-side-note b{display:block;color:#193b26;font:750 23px/1.25 Manrope,sans-serif;letter-spacing:-.8px;margin:12px 0}.auth-side-note>span:last-child{font-size:12px;color:#75877a}.auth-side-icon{width:42px;height:42px;display:grid;place-items:center;border-radius:14px;background:#e1f3e5;color:#28784f;font-size:20px}
.auth-footnote{color:#94a197}.auth-back{color:#597363}
@media(max-width:760px){.auth-shell{grid-template-columns:minmax(0,460px);gap:22px;padding:34px 16px}.auth-side-note{max-width:460px;text-align:center}.auth-side-icon{margin:auto}.auth-card{padding:30px 23px}.auth-card h1{font-size:26px}}

/* Dark lab sign-in */
.auth-page{background:radial-gradient(ellipse at 18% 16%,rgba(54,135,81,.17),transparent 34%),radial-gradient(ellipse at 85% 82%,rgba(36,99,57,.13),transparent 34%),#080b09;color:#f0f5f1}
.auth-header{background:rgba(8,11,9,.82);border-color:#243128;backdrop-filter:blur(24px)}
.auth-back{color:#a5b2a8}.auth-back:hover{color:#78d99d}
.auth-shell{min-height:calc(100vh - 76px);grid-template-columns:minmax(0,460px) minmax(220px,340px);gap:70px}
.auth-card{background:rgba(15,22,17,.94);border:1px solid #2c3c31;border-radius:22px;box-shadow:0 35px 100px rgba(0,0,0,.5);color:#f0f5f1}
.auth-card:before{background:linear-gradient(90deg,transparent,#55b982,transparent)}
.auth-mark{background:#55b982;color:#07110b;box-shadow:0 0 35px rgba(85,185,130,.18)}
.auth-card .eyebrow{color:#77d99b}.auth-card h1{color:#f1f6f1;font-family:'Space Grotesk',sans-serif;font-weight:600;letter-spacing:-1.2px}.auth-card>p{color:#9aa89e}
.social-button{background:#121a15;border-color:#344439;color:#e7efe8}.social-button:hover{border-color:#65bd83;box-shadow:0 8px 28px rgba(0,0,0,.24)}
.social-chatgpt{background:#101713}.provider-note{color:#8e9c92}
.auth-divider{color:#7f8d83}.auth-divider:before,.auth-divider:after{background:#2b392f}
.auth-method-tabs,.auth-tabs{background:#0a100c;border:1px solid #29382e;border-radius:10px}
.method-tab,.auth-tab{color:#9ba99f}.method-tab.active,.auth-tab.active{background:#1b2d20;color:#8ce0a5;box-shadow:inset 0 0 0 1px #385b40}
.auth-field{color:#c4d0c6}.auth-field input{background:#0b110d;border-color:#334438;color:#f0f5f1;border-radius:9px}
.auth-field input::placeholder{color:#65746a}.auth-field input:focus{border-color:#65bd83;box-shadow:0 0 0 3px rgba(85,185,130,.12)}
.auth-submit{background:#55b982;color:#07110b;border-radius:999px}.auth-submit:hover{background:#79d99e;color:#07110b}
.forgot-button{color:#80dba0}.auth-status{color:#e6c78b}.auth-status.success{color:#80dba0}
.auth-side-note{color:#a4b2a8}.auth-side-note b{color:#f0f6f1;font:600 26px/1.2 'Space Grotesk',sans-serif;letter-spacing:-.8px}.auth-side-note>span:last-child{color:#91a096}
.auth-side-icon{background:#193824;color:#80dfa0}.auth-footnote{color:#718077}
@media(max-width:760px){.auth-shell{grid-template-columns:minmax(0,460px);gap:22px;padding:34px 16px}.auth-card{padding:30px 23px}.auth-card h1{font-size:26px}}