:root{--login-primary:#3b82f6;--login-primary-hover:#2563eb;--login-primary-light:rgba(59,130,246,.1);--login-success:#10b981;--login-warning:#f59e0b;--login-error:#ef4444;--login-error-light:rgba(239,68,68,.1);--login-bg:#f8fafc;--login-bg-pattern:rgba(59,130,246,.03);--login-card-bg:#fff;--login-border:rgba(0,0,0,.08);--login-text:#0f172a;--login-text-muted:#64748b;--login-text-light:#94a3b8;--login-input-bg:#fff;--login-input-border:#e2e8f0;--login-input-focus:var(--login-primary);--login-shadow:0 20px 25px -5px rgba(0,0,0,.1),0 10px 10px -5px rgba(0,0,0,.04);--login-shadow-lg:0 25px 50px -12px rgba(0,0,0,.25)}.dark{--login-bg:#0f172a;--login-bg-pattern:rgba(59,130,246,.05);--login-card-bg:#1e293b;--login-border:hsla(0,0%,100%,.08);--login-text:#f8fafc;--login-text-muted:#94a3b8;--login-text-light:#64748b;--login-input-bg:#334155;--login-input-border:#475569;--login-input-focus:var(--login-primary);--login-shadow:0 20px 25px -5px rgba(0,0,0,.4),0 10px 10px -5px rgba(0,0,0,.2);--login-shadow-lg:0 25px 50px -12px rgba(0,0,0,.6)}*{box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;margin:0;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.login-page{align-items:center;background:var(--login-bg);display:flex;justify-content:center;min-height:100vh;overflow:hidden;padding:20px;position:relative}.login-bg{inset:0;position:absolute;z-index:0}.login-bg-pattern{animation:patternFloat 20s ease-in-out infinite;background-image:radial-gradient(circle at 25% 25%,var(--login-bg-pattern) 0,transparent 50%),radial-gradient(circle at 75% 75%,var(--login-bg-pattern) 0,transparent 50%),radial-gradient(circle at 75% 25%,var(--login-bg-pattern) 0,transparent 50%),radial-gradient(circle at 25% 75%,var(--login-bg-pattern) 0,transparent 50%);inset:0;position:absolute}.login-bg-gradient{background:radial-gradient(ellipse at center,transparent 0,var(--login-bg) 70%);inset:0;position:absolute}@keyframes patternFloat{0%,to{transform:translate(0) rotate(0)}33%{transform:translate(10px,-10px) rotate(1deg)}66%{transform:translate(-10px,10px) rotate(-1deg)}}.login-theme-toggle{align-items:center;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:var(--login-card-bg);border:1px solid var(--login-border);border-radius:12px;box-shadow:var(--login-shadow);color:var(--login-text-muted);cursor:pointer;display:flex;height:48px;justify-content:center;position:fixed;right:24px;top:24px;transition:all .3s cubic-bezier(.4,0,.2,1);width:48px;z-index:100}.login-theme-toggle:hover{box-shadow:var(--login-shadow-lg);color:var(--login-text);transform:translateY(-2px)}.login-container{max-width:420px;position:relative;width:100%;z-index:10}.login-card{animation:cardSlideUp .6s cubic-bezier(.4,0,.2,1);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:var(--login-card-bg);border:1px solid var(--login-border);border-radius:24px;box-shadow:var(--login-shadow);padding:40px}@keyframes cardSlideUp{0%{opacity:0;transform:translateY(20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}@media(max-width:480px){.login-card{border-radius:20px;padding:32px 24px}}.login-header{margin-bottom:32px;text-align:center}.login-logo{gap:16px;margin-bottom:24px}.login-logo,.login-logo-icon{align-items:center;display:flex;justify-content:center}.login-logo-icon{background:linear-gradient(135deg,var(--login-primary),var(--login-primary-hover));border-radius:16px;box-shadow:0 8px 25px -8px var(--login-primary);color:#fff;height:56px;width:56px}.login-logo-text{text-align:left}.login-logo-title{color:var(--login-text);font-size:24px;font-weight:700;letter-spacing:-.025em;margin:0 0 4px}.login-logo-subtitle{color:var(--login-text-muted);font-size:14px;font-weight:500;margin:0}.login-welcome-title{color:var(--login-text);font-size:28px;font-weight:700;letter-spacing:-.025em;margin:0 0 8px}.login-welcome-subtitle{color:var(--login-text-muted);font-size:16px;line-height:1.5;margin:0}.login-form{display:flex;flex-direction:column;gap:24px}.login-error-banner{align-items:center;animation:errorSlideIn .3s cubic-bezier(.4,0,.2,1);background:var(--login-error-light);border:1px solid var(--login-error);border-radius:12px;color:var(--login-error);display:flex;font-size:14px;font-weight:500;gap:12px;padding:16px}@keyframes errorSlideIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.login-field{display:flex;flex-direction:column;gap:8px}.login-label{color:var(--login-text);font-size:14px;font-weight:600;margin-bottom:4px}.login-input-wrapper{align-items:center;display:flex;position:relative}.login-input{background:var(--login-input-bg);border:2px solid var(--login-input-border);border-radius:12px;color:var(--login-text);font-size:16px;height:52px;outline:none;padding:0 16px 0 48px;transition:all .3s cubic-bezier(.4,0,.2,1);width:100%}.login-input::-moz-placeholder{color:var(--login-text-light)}.login-input::placeholder{color:var(--login-text-light)}.login-input:focus{border-color:var(--login-input-focus);box-shadow:0 0 0 4px #3b82f61a;transform:translateY(-1px)}.login-input.has-error{border-color:var(--login-error);box-shadow:0 0 0 4px #ef44441a}.login-input-icon{color:var(--login-text-light);left:16px;pointer-events:none;position:absolute;transition:color .3s ease;z-index:1}.login-input-wrapper:focus-within .login-input-icon{color:var(--login-input-focus)}.login-password-toggle{align-items:center;background:transparent;border:none;border-radius:6px;color:var(--login-text-light);cursor:pointer;display:flex;height:32px;justify-content:center;position:absolute;right:16px;transition:all .2s ease;width:32px;z-index:1}.login-password-toggle:hover{background:#0000000a;color:var(--login-text)}.dark .login-password-toggle:hover{background:#ffffff0a}.login-field-error{align-items:center;animation:errorSlideIn .3s cubic-bezier(.4,0,.2,1);color:var(--login-error);display:flex;font-size:13px;gap:6px;margin:0}.login-options{justify-content:space-between;margin:8px 0}.login-checkbox,.login-options{align-items:center;display:flex}.login-checkbox{cursor:pointer;gap:8px}.login-checkbox-input{background:var(--login-input-bg);border:2px solid var(--login-input-border);border-radius:4px;cursor:pointer;height:18px;transition:all .2s ease;width:18px}.login-checkbox-input:checked{background:var(--login-primary);border-color:var(--login-primary)}.login-checkbox-label{color:var(--login-text-muted);font-size:14px;-webkit-user-select:none;-moz-user-select:none;user-select:none}.login-forgot-link{background:none;border:none;color:var(--login-primary);cursor:pointer;font-size:14px;font-weight:500;text-decoration:none;transition:color .2s ease}.login-forgot-link:hover{color:var(--login-primary-hover);text-decoration:underline}.login-submit{align-items:center;background:linear-gradient(135deg,var(--login-primary),var(--login-primary-hover));border:none;border-radius:12px;box-shadow:0 4px 12px #3b82f64d;color:#fff;cursor:pointer;display:flex;font-size:16px;font-weight:600;gap:8px;height:52px;justify-content:center;transition:all .3s cubic-bezier(.4,0,.2,1);width:100%}.login-submit:hover:not(:disabled){box-shadow:0 8px 25px #3b82f666;transform:translateY(-2px)}.login-submit:active:not(:disabled){transform:translateY(0)}.login-submit:disabled{box-shadow:0 4px 12px #3b82f633;cursor:not-allowed;opacity:.7;transform:none}.login-submit-spinner{animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(1turn)}}.login-demo{border-top:1px solid var(--login-border);padding-top:16px;text-align:center}.login-demo-text{color:var(--login-text-light);font-size:13px;margin:0 0 12px}.login-demo-btn{align-items:center;background:var(--login-primary-light);border:1px solid rgba(59,130,246,.2);border-radius:8px;color:var(--login-primary);cursor:pointer;display:inline-flex;font-size:13px;font-weight:500;gap:8px;padding:8px 16px;transition:all .2s ease}.login-demo-btn:hover{background:#3b82f626;transform:translateY(-1px)}.login-footer{border-top:1px solid var(--login-border);margin-top:32px;padding-top:24px;text-align:center}.login-footer-text{color:var(--login-text-light);font-size:13px;line-height:1.5;margin:0}@media(max-width:480px){.login-page{padding:16px}.login-theme-toggle{height:44px;right:16px;top:16px;width:44px}.login-logo{flex-direction:column;gap:12px}.login-logo-text{text-align:center}.login-welcome-title{font-size:24px}.login-options{align-items:flex-start;flex-direction:column;gap:12px}}.login-demo-btn:focus-visible,.login-forgot-link:focus-visible,.login-submit:focus-visible,.login-theme-toggle:focus-visible{outline:2px solid var(--login-primary);outline-offset:2px}@media(prefers-contrast:high){:root{--login-border:#000;--login-input-border:#000}.dark{--login-border:#fff;--login-input-border:#fff}}@media(prefers-reduced-motion:reduce){*,:after,:before{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}@media print{.login-page{background:#fff;color:#000}.login-bg,.login-theme-toggle{display:none}}