:root{--blue:#416cdd;--hover:#3359c0;--ink:#17324d;--muted:#5b6878;--border:#dce3ed;color-scheme:light;font-family:"IBM Plex Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:16px;line-height:1.5;color:var(--ink);background:#f5f7fa;-webkit-font-smoothing:antialiased}
*{box-sizing:border-box}
body{margin:0;min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}
.page{width:100%;padding:40px 24px 24px;flex:1;display:flex;align-items:center;justify-content:center}
.login-card{display:grid;grid-template-columns:1fr 1fr;width:100%;max-width:880px;background:#fff;border:1px solid #dfe6ee;border-radius:14px;box-shadow:0 16px 56px -24px #17345126;overflow:hidden}
.identity-panel{display:flex;flex-direction:column;justify-content:space-between;gap:60px;min-width:0;padding:38px 34px;background:#edf3f9;border-right:1px solid #e0e7f0}
.logos{display:flex;align-items:center;justify-content:space-between;gap:20px;min-width:0}
.sumarum-logo{display:block;width:230px;max-width:72%;height:auto}
.sumit-logo{display:flex;align-items:center;justify-content:center;flex:0 0 58px;min-height:44px}
.sumit-logo img{display:block;width:100%;height:auto;max-height:46px}
.identity-copy{padding-bottom:6px}
.identity-title{font-size:34px;font-weight:500;line-height:1.2;letter-spacing:-1px;color:#124b77;margin:0 0 18px}
.identity-description{font-size:15px;line-height:1.75;color:#4b6279;max-width:30ch;margin:0}
.signin-panel{padding:38px 34px;min-width:0}
h1{font-size:23px;font-weight:600;line-height:1.3;letter-spacing:-.45px;margin:0 0 8px}
.welcome{font-size:14px;line-height:1.6;color:var(--muted);margin:0 0 24px;max-width:36ch}
.providers{display:grid;gap:10px;min-width:0}
.provider-button{display:flex;align-items:center;gap:12px;min-width:0;width:100%;min-height:52px;padding:9px 12px;border:1px solid transparent;border-radius:7px;font:inherit;cursor:pointer;text-align:left;transition:background-color .15s,border-color .15s}
.provider-sum{background:var(--blue);color:#fff;border-color:var(--blue)}
.provider-sum:hover{background:var(--hover);border-color:var(--hover)}
.provider-other{background:#fff;color:var(--ink);border-color:var(--border)}
.provider-other:hover{background:#f6f8fc;border-color:#a2b2c8}
.provider-icon{display:flex;align-items:center;justify-content:center;flex:0 0 30px;width:30px;height:30px;overflow:hidden;border-radius:4px}
.provider-icon img{display:block;width:30px;height:30px;object-fit:contain}
.provider-name{display:block;min-width:0;font-size:14px;font-weight:500;line-height:1.4;overflow-wrap:anywhere}
.remember{display:flex;align-items:center;gap:9px;min-height:44px;width:fit-content;max-width:100%;font-size:13px;color:var(--muted);cursor:pointer}
.remember input{width:16px;height:16px;margin:0;flex-shrink:0;accent-color:var(--blue);cursor:pointer}
.provider-help{font-size:12px;line-height:1.6;color:#667487;margin:6px 0 0;max-width:38ch}
.separator{display:flex;align-items:center;gap:12px;margin:20px 0 12px;font-size:12px;color:#697687}
.separator::before,.separator::after{content:"";height:1px;flex:1;background:#e7ebf0}
.guest-button{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;min-height:44px;padding:10px 14px;border:1px solid #e8ecf1;border-radius:7px;background:#f8f9fb;color:#4d5e72;font-size:14px;font-weight:400;line-height:1.4;text-decoration:none;transition:background-color .15s}
.guest-button svg{flex-shrink:0;width:17px;height:17px}
.guest-button:hover{background:#edf2f8;color:var(--ink)}
button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #174c86;outline-offset:3px}
footer{padding:8px 16px 16px;text-align:center;font-size:12px;color:#667386}
footer a{display:inline-flex;align-items:center;min-height:44px;color:#335ca9;text-decoration:none;text-underline-offset:3px}
footer a:hover{text-decoration:underline}
.error{padding:12px;border:1px solid #edb6bc;border-radius:7px;background:#fff3f4;color:#802330;font-size:14px}
@media(max-width:759px){.page{padding:28px 20px 20px}.login-card{display:block;max-width:480px;border-radius:10px;box-shadow:0 8px 32px -12px #17345118}.identity-panel{display:block;padding:28px 28px 0;background:#fff;border:0}.identity-copy{display:none}.logos{gap:24px}.sumarum-logo{width:210px;max-width:70%}.sumit-logo{flex-basis:64px}.sumit-logo img{max-height:48px}.signin-panel{padding:26px 28px 28px}h1{font-size:22px}.welcome{margin-bottom:20px}.provider-name{font-size:14px}.provider-help{margin-top:4px}.separator{margin:16px 0 10px}}
@media(max-width:400px){.page{padding:20px 12px 12px}.identity-panel{padding:24px 20px 0}.signin-panel{padding:24px 20px}.logos{gap:16px}.sumarum-logo{width:180px;max-width:70%}.sumit-logo{flex-basis:54px}.sumit-logo img{max-height:42px}h1{font-size:20px}.provider-button{gap:10px;padding:9px 10px}.provider-icon{flex-basis:28px;width:28px;height:28px}.provider-icon img{width:28px;height:28px}.provider-name{font-size:13px}footer{padding-bottom:10px}}
@media(prefers-reduced-motion:reduce){.provider-button,.guest-button{transition:none}}

/* Approved desktop refinement: 10% larger panel; mobile rules remain unchanged. */
@media(min-width:760px){
.login-card{max-width:968px;border-radius:15.4px}
.identity-panel{padding:41.8px 37.4px;gap:66px}
.logos{gap:22px}
.sumarum-logo{width:253px;min-width:0}
.sumit-logo{flex-basis:63.8px;min-height:48.4px}
.sumit-logo img{max-height:50.6px}
.identity-copy{padding-bottom:6.6px}
.identity-title{font-size:37.4px;letter-spacing:-1.1px;margin-bottom:19.8px}
.identity-description{font-size:16.5px}
.signin-panel{padding:41.8px 37.4px}
h1{font-size:25.3px;letter-spacing:-.495px;margin-bottom:8.8px}
.welcome{font-size:15.4px;margin-bottom:26.4px}
.providers{gap:11px}
.provider-button{gap:13.2px;min-height:57.2px;padding:9.9px 13.2px;border-radius:7.7px}
.provider-icon{flex-basis:33px;width:33px;height:33px;border-radius:4.4px}
.provider-icon img{width:33px;height:33px}
.provider-name{font-size:15.4px}
.remember{gap:9.9px;min-height:48.4px;font-size:14.3px}
.remember input{width:17.6px;height:17.6px}
.provider-help{font-size:13.2px;margin-top:6.6px}
.separator{gap:13.2px;margin:22px 0 13.2px;font-size:13.2px}
.guest-button{gap:8.8px;min-height:48.4px;padding:11px 15.4px;border-radius:7.7px;font-size:15.4px}
.guest-button svg{width:18.7px;height:18.7px}
.error{padding:13.2px;border-radius:7.7px;font-size:15.4px}
}

/* SUMIT wordmark size/alignment: preserve the accepted page composition. */
@media(min-width:760px){
.sumit-logo{align-self:flex-start;flex-basis:clamp(80px,11.5vw,110px);min-height:0;margin-top:5px}
.sumit-logo img{width:100%;height:auto;max-height:none}
.sumarum-logo{max-width:calc(100% - clamp(80px,11.5vw,110px) - 22px)}
}
@media(max-width:759px){
.sumit-logo{align-self:flex-start;flex-basis:96px;min-height:0;margin-top:3px}
.sumit-logo img{width:100%;height:auto;max-height:none}
.sumarum-logo{max-width:calc(100% - 120px)}
}
@media(max-width:400px){
.sumit-logo{flex-basis:clamp(76px,23vw,92px);margin-top:2px}
.sumarum-logo{max-width:calc(100% - clamp(76px,23vw,92px) - 16px)}
}

/* SUMIT logo minus 15%: preserve its wrapper, alignment and surrounding layout. */
.sumit-logo img{width:85%;height:auto}