:root{--color-primary: #0099cc;--color-primary-dark: #007aa6;--color-primary-light: #33aadd;--color-secondary: #2D2D2D;--color-accent: #0099cc;--color-accent-dark: #007aa6;--color-background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);--color-background-gradient: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);--color-background-light: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);--color-background-light-gradient: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);--color-surface: rgba(255, 255, 255, .1);--color-surface-elevated: rgba(255, 255, 255, .15);--color-surface-light: rgba(255, 255, 255, .1);--color-surface-elevated-light: rgba(255, 255, 255, .15);--color-text-primary: #FFFFFF;--color-text-secondary: #E5E5E5;--color-text-light: #ffffff;--color-text-muted: #B0B0B0;--color-text-inverse: #2c3e50;--color-success: #107C10;--color-error: #D13438;--color-warning: #FF8C00;--color-info: #0078D4;--color-border: #404040;--color-border-light: #505050;--color-border-focus: var(--color-primary);--color-border-subtle: #333333;--font-family-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-family-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 1.875rem;--line-height-tight: 1.25;--line-height-base: 1.5;--line-height-relaxed: 1.625;--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--radius-sm: .25rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04)}*{box-sizing:border-box}body{font-family:var(--font-family-primary);font-size:var(--font-size-base);line-height:var(--line-height-base);color:var(--color-text-primary);background:var(--color-background);margin:0;padding:0;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh;overflow-x:hidden}@media (prefers-color-scheme: light){:root{--color-background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);--color-background-gradient: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);--color-surface: rgba(255, 255, 255, .1);--color-surface-elevated: rgba(255, 255, 255, .15);--color-text-primary: #FFFFFF;--color-text-secondary: #E5E5E5;--color-text-muted: #B0B0B0;--color-border: rgba(255, 255, 255, .2);--color-border-light: rgba(255, 255, 255, .3);--color-border-subtle: rgba(255, 255, 255, .1)}}.dark-mode{--color-background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);--color-background-gradient: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);--color-surface: rgba(255, 255, 255, .1);--color-surface-elevated: rgba(255, 255, 255, .15);--color-text-primary: #FFFFFF;--color-text-secondary: #E5E5E5;--color-text-muted: #B0B0B0;--color-border: rgba(255, 255, 255, .2);--color-border-light: rgba(255, 255, 255, .3);--color-border-subtle: rgba(255, 255, 255, .1)}p{font-size:var(--font-size-base);line-height:var(--line-height-base);margin-bottom:var(--space-md);color:var(--color-text-primary)}a{color:var(--color-primary);text-decoration:none;cursor:pointer;transition:color .2s ease}a:hover{color:var(--color-primary-dark);text-decoration:underline}button{cursor:pointer;font-family:inherit}.auth-page{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--color-background);padding:var(--space-lg);position:relative;overflow:hidden}.auth-page:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 20% 20%,rgba(0,153,204,.15) 0%,transparent 50%),radial-gradient(circle at 80% 80%,rgba(0,153,204,.1) 0%,transparent 50%),radial-gradient(circle at 40% 60%,rgba(51,170,221,.08) 0%,transparent 50%);pointer-events:none;animation:backgroundShimmer 20s ease-in-out infinite}@keyframes backgroundShimmer{0%,to{opacity:1}50%{opacity:.8}}.auth-card{background:#ffffff1a;padding:var(--space-2xl);border-radius:var(--radius-xl);box-shadow:0 25px 50px -12px #0006,0 10px 20px -8px #0000004d,inset 0 1px #fff3;max-width:460px;width:100%;border:1px solid rgba(255,255,255,.2);position:relative;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}.auth-header{width:100%;margin-bottom:var(--space-xl)}.auth-card h1{font-family:var(--font-family-primary);font-size:var(--font-size-3xl);font-weight:700;color:var(--color-primary);margin:0 0 var(--space-sm) 0;text-align:center;width:100%;line-height:var(--line-height-tight)}.auth-card h2{font-size:var(--font-size-xl);font-weight:600;color:var(--color-text-primary);margin:0 0 var(--space-lg) 0;text-align:center;width:100%}.auth-card p{font-size:var(--font-size-base);line-height:var(--line-height-base);color:var(--color-text-secondary);margin-bottom:var(--space-lg);text-align:center}.auth-card .subtitle{font-size:var(--font-size-sm);color:var(--color-text-muted);margin-bottom:var(--space-xl);text-align:center}.auth-button-container{display:flex;justify-content:center;width:100%}.auth-button-container .button{width:100%;justify-content:center}.auth-form{display:flex;flex-direction:column;gap:var(--space-xl);width:100%}.auth-form .form-section{display:flex;flex-direction:column;gap:var(--space-lg)}.auth-form .button-section{margin-top:var(--space-lg);padding-top:var(--space-lg)}.form-group{display:flex;flex-direction:column;gap:var(--space-sm);margin-bottom:var(--space-md);width:100%}.form-group:last-child{margin-bottom:0}.form-divider{margin:var(--space-xl) 0;border:none;height:1px;background:var(--color-border-subtle);position:relative}.form-divider.with-text{display:flex;align-items:center;text-align:center;margin:var(--space-2xl) 0}.form-divider.with-text:before,.form-divider.with-text:after{content:"";flex:1;height:1px;background:var(--color-border-subtle)}.form-divider.with-text span{padding:0 var(--space-lg);color:var(--color-text-muted);font-size:var(--font-size-sm);font-weight:500}.form-label{font-size:var(--font-size-sm);font-weight:500;color:var(--color-text-secondary);margin-bottom:var(--space-xs)}.auth-card input,.auth-card select,.auth-card textarea{width:100%;padding:var(--space-md) var(--space-lg);border:2px solid rgba(255,255,255,.2);border-radius:var(--radius-md);font-size:var(--font-size-base);font-family:var(--font-family-primary);color:var(--color-text-primary);background:#ffffff1a;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:inset 0 1px 3px #0003,0 1px 2px #0000001a;position:relative;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.auth-card input:focus,.auth-card select:focus,.auth-card textarea:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #0099cc4d,0 4px 12px #09c3,inset 0 1px 3px #0003;transform:translateY(-2px) scale(1.01);background:#ffffff26}.auth-card input:hover,.auth-card select:hover,.auth-card textarea:hover{border-color:#ffffff4d;box-shadow:inset 0 1px 3px #0003,0 2px 4px #0000001a;transform:translateY(-1px);background:#ffffff1f}.auth-card input::placeholder,.auth-card select::placeholder,.auth-card textarea::placeholder{color:var(--color-text-muted);opacity:.7}.auth-card input:disabled,.auth-card select:disabled,.auth-card textarea:disabled{opacity:.5;cursor:not-allowed;background:var(--color-surface)}.input-with-icon{position:relative}.input-with-icon input{padding-left:3rem}.input-with-icon .input-icon{position:absolute;left:var(--space-md);top:50%;transform:translateY(-50%);color:var(--color-text-muted);font-size:var(--font-size-lg)}.button{display:flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-md) var(--space-xl);font-size:var(--font-size-base);font-weight:500;font-family:var(--font-family-primary);border:none;border-radius:var(--radius-md);cursor:pointer;text-decoration:none;transition:all .3s cubic-bezier(.4,0,.2,1);min-height:44px;white-space:nowrap;position:relative;overflow:hidden}.button:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.1),transparent);transition:left .6s ease}.button:hover:before{left:100%}.button-primary{background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));color:var(--color-text-light);box-shadow:0 4px 16px #09c6,0 2px 8px #0099cc4d;border:1px solid var(--color-primary-light);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.button-primary:hover{background:linear-gradient(135deg,var(--color-primary-light),var(--color-primary));transform:translateY(-2px);box-shadow:0 8px 24px #0099cc80,0 4px 16px #09c6}.button-primary:active{transform:translateY(0);box-shadow:0 2px 8px #09c6,0 1px 4px #0099cc4d}.button-secondary{background:#ffffff1a;color:var(--color-text-primary);border:2px solid rgba(255,255,255,.2);box-shadow:var(--shadow-sm);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.button-secondary:hover{background:#ffffff26;border-color:#ffffff4d;transform:translateY(-1px);box-shadow:var(--shadow-md)}.button-outline{background:transparent;color:var(--color-primary);border:2px solid var(--color-primary);box-shadow:inset 0 0 0 0 var(--color-primary);transition:all .3s cubic-bezier(.4,0,.2,1)}.button-outline:hover{background:var(--color-primary);color:var(--color-text-light);box-shadow:inset 0 0 0 2px var(--color-primary);transform:translateY(-1px)}.button-link{background:transparent;color:var(--color-primary);padding:var(--space-sm);min-height:auto;font-weight:400}.button-link:hover{color:var(--color-primary-light);text-decoration:underline;transform:none}.button-success{background:linear-gradient(135deg,var(--color-success),#0d6e0d);color:var(--color-text-light);box-shadow:0 4px 16px #107c104d}.button-success:hover{background:linear-gradient(135deg,#198919,var(--color-success));transform:translateY(-2px);box-shadow:0 8px 24px #107c1066}.button-danger{background:linear-gradient(135deg,var(--color-error),#b02e32);color:var(--color-text-light);box-shadow:0 4px 16px #d134384d}.button-danger:hover{background:linear-gradient(135deg,#e94347,var(--color-error));transform:translateY(-2px);box-shadow:0 8px 24px #d1343866}.button:disabled{opacity:.5;cursor:not-allowed;transform:none!important;background:var(--color-text-muted)!important;color:var(--color-surface)!important;box-shadow:none!important}.button:disabled:before{display:none}.button.full-width{width:100%}.button.loading{position:relative;pointer-events:none;color:transparent}.button.loading:after{content:"";position:absolute;top:50%;left:50%;width:20px;height:20px;margin:-10px 0 0 -10px;border:2px solid transparent;border-top:2px solid currentColor;border-radius:50%;animation:spin 1s linear infinite;color:var(--color-text-light)}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.button.loading.pulse{animation:pulse 2s ease-in-out infinite}.google-oauth-button{display:flex;padding:var(--space-md) var(--space-lg);align-items:center;justify-content:flex-start;gap:var(--space-lg);background:#ffffff1a;border:2px solid rgba(255,255,255,.2);border-radius:var(--radius-md);cursor:pointer;text-decoration:none;font-weight:500;font-size:var(--font-size-base);color:var(--color-text-primary);transition:all .3s cubic-bezier(.4,0,.2,1);min-height:44px;position:relative;overflow:hidden;width:100%;box-sizing:border-box;box-shadow:0 2px 8px #00000026,inset 0 1px #ffffff1a;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.google-oauth-button:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(0,120,212,.1),transparent);transition:left .5s ease}.google-oauth-button:hover:before{left:100%}.google-oauth-button:hover{background:#ffffff26;border-color:var(--color-primary);transform:translateY(-2px) scale(1.01);box-shadow:0 8px 24px #0099cc40,0 4px 16px #09c3,inset 0 1px #ffffff26;color:var(--color-primary)}.google-oauth-button:active{transform:translateY(0) scale(.99);transition:all .1s ease;box-shadow:0 2px 8px #0078d41a,0 1px 4px #0078d40d}.google-oauth-button:focus{outline:none;box-shadow:0 0 0 3px #0078d44d,0 4px 16px #0078d41a;border-color:var(--color-primary)}.google-oauth-button .google-icon{width:24px;height:24px;flex-shrink:0;margin-left:var(--space-md)}.google-oauth-button .button-text{flex:1;text-align:center;margin-right:calc(24px + var(--space-md) + var(--space-md));font-weight:600;letter-spacing:.025em}.google-oauth-button.compact{padding:var(--space-sm) var(--space-md);min-height:40px;font-size:var(--font-size-sm)}.google-oauth-button.compact .google-icon{width:18px;height:18px}.google-oauth-button.large{padding:var(--space-lg) var(--space-xl);min-height:56px;font-size:var(--font-size-lg)}.google-oauth-button.large .google-icon{width:24px;height:24px}.oauth-button{display:flex;padding:var(--space-md) var(--space-lg);align-items:center;justify-content:center;gap:var(--space-md);background:var(--color-surface-elevated);border:2px solid var(--color-border);border-radius:var(--radius-md);cursor:pointer;text-decoration:none;font-weight:500;font-size:var(--font-size-base);color:var(--color-text-primary);transition:all .3s cubic-bezier(.4,0,.2,1);min-height:48px;width:100%;position:relative;overflow:hidden}.oauth-button:hover{transform:translateY(-2px);box-shadow:0 8px 24px #0078d426,0 4px 16px #0078d41a}.oauth-button.google:hover{border-color:#4285f4;box-shadow:0 8px 24px #4285f426}.oauth-button.microsoft:hover{border-color:#00a1f1;box-shadow:0 8px 24px #00a1f126}.oauth-button.apple:hover{border-color:#000;box-shadow:0 8px 24px #00000026}.app{width:100vw;min-height:calc(100vh + -0px);display:flex;flex-direction:column;background:var(--color-background);color:var(--color-text-primary);position:relative}.app:before{content:"";position:fixed;top:0;left:0;right:0;bottom:0;background:var(--color-background);z-index:-1}.form-title{font-family:var(--font-family-primary);font-size:var(--font-size-2xl);font-weight:700;color:var(--color-primary);margin:0 0 var(--space-lg) 0;text-align:center;line-height:var(--line-height-tight)}.custom-form{display:flex;flex-direction:column;gap:var(--space-lg);background:#ffffff1a;padding:var(--space-2xl);border-radius:var(--radius-xl);box-shadow:0 25px 50px -12px #0006,0 10px 20px -8px #0000004d,inset 0 1px #fff3;border:1px solid rgba(255,255,255,.2);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}.custom-input{width:100%;padding:var(--space-md);border:2px solid rgba(255,255,255,.2);border-radius:var(--radius-md);font-size:var(--font-size-base);font-family:var(--font-family-primary);color:var(--color-text-primary);background:#ffffff1a;transition:border-color .2s ease,box-shadow .2s ease;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.custom-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #0099cc4d;background:#ffffff26}.custom-input::placeholder{color:var(--color-text-muted)}.format-message{padding:var(--space-md);border-radius:var(--radius-md);font-size:var(--font-size-sm);font-weight:500;margin-bottom:var(--space-md)}.error-message,.format-message.error{background:#d134381a;border:2px solid var(--color-error);border-left:4px solid var(--color-error);color:var(--color-error);padding:var(--space-md);border-radius:var(--radius-md);font-size:var(--font-size-sm);font-weight:500;margin-bottom:var(--space-md);position:relative;box-shadow:0 4px 16px #d134381a}.success-message,.format-message.success{background:#107c101a;border:2px solid var(--color-success);border-left:4px solid var(--color-success);color:var(--color-success);padding:var(--space-md);border-radius:var(--radius-md);font-size:var(--font-size-sm);font-weight:500;margin-bottom:var(--space-md);position:relative;box-shadow:0 4px 16px #107c101a}.warning-message,.format-message.warning{background:#ff8c001a;border:2px solid var(--color-warning);border-left:4px solid var(--color-warning);color:var(--color-warning);padding:var(--space-md);border-radius:var(--radius-md);font-size:var(--font-size-sm);font-weight:500;margin-bottom:var(--space-md);position:relative;box-shadow:0 4px 16px #ff8c001a}.info-message,.format-message.info{background:#0078d41a;border:2px solid var(--color-info);border-left:4px solid var(--color-info);color:var(--color-info);padding:var(--space-md);border-radius:var(--radius-md);font-size:var(--font-size-sm);font-weight:500;margin-bottom:var(--space-md);position:relative;box-shadow:0 4px 16px #0078d41a}@keyframes slideInFromTop{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-md) var(--space-xl);font-size:var(--font-size-base);font-weight:500;font-family:var(--font-family-primary);border:none;border-radius:var(--radius-md);cursor:pointer;text-decoration:none;transition:all .3s cubic-bezier(.4,0,.2,1);min-height:44px;white-space:nowrap;background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));color:var(--color-text-light);box-shadow:0 4px 8px #0078d433,0 2px 4px #0078d426;position:relative;overflow:hidden}.btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.15),transparent);transition:left .5s ease}.btn:hover:before{left:100%}.btn:hover{background:linear-gradient(135deg,var(--color-primary-light),var(--color-primary));transform:translateY(-2px) scale(1.02);box-shadow:0 8px 20px #0078d44d,0 4px 10px #0078d433}.btn:active{transform:translateY(0) scale(.98);transition:all .1s ease;box-shadow:0 2px 4px #0078d433,0 1px 2px #0078d426}.btn:focus{outline:none;box-shadow:0 0 0 3px #0078d466,0 4px 8px #0078d433,0 2px 4px #0078d426;transition:box-shadow .2s ease}.btn:disabled{opacity:.6;cursor:not-allowed;transform:none!important;background:var(--color-text-muted)!important;box-shadow:none!important}.btn:disabled:before{display:none}.btn-secondary{background:var(--color-accent);color:var(--color-text-light)}.btn-secondary:hover{background:var(--color-accent-dark)}.btn-outline{background:transparent;color:var(--color-primary);border:2px solid var(--color-primary);box-shadow:none}.btn-outline:hover{background:var(--color-primary);color:var(--color-text-light)}.btn-danger{background:var(--color-error);color:var(--color-text-light)}.btn-danger:hover{background:#c0392b}.btn-success{background:var(--color-success);color:var(--color-text-light)}.btn-success:hover{background:#219a52}.btn-base{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:.75rem 1.5rem;border-radius:.5rem;font-weight:600;font-family:var(--font-family-primary);font-size:var(--font-size-base);border:none;cursor:pointer;text-decoration:none;transition:background-color .2s ease,box-shadow .2s ease,transform .1s ease,border-color .2s ease;min-height:48px;white-space:nowrap;position:relative;overflow:hidden}.btn-primary{background:#1d4ed8;color:#fff;box-shadow:0 4px 6px #0000001a,0 2px 4px #1d4ed833;border:2px solid transparent}.btn-primary:hover{background:#1e40af;transform:translateY(-1px);box-shadow:0 8px 12px #00000026,0 4px 8px #1d4ed84d}.btn-primary:active{transform:translateY(0);box-shadow:0 2px 4px #0000001a,0 1px 2px #1d4ed833}.btn-primary:focus{outline:none;box-shadow:0 0 0 3px #93c5fd,0 4px 6px #0000001a}.btn-primary:focus-visible{outline:2px solid #93C5FD;outline-offset:2px}.btn-secondary{background:var(--color-surface-elevated);color:var(--color-text-primary);box-shadow:none;border:2px solid 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