.signup-page{min-height:100vh;background:var(--bg-primary);display:flex;align-items:stretch}.signup-wrapper{display:flex;width:100%;min-height:100vh}.signup-left{flex:1;background:linear-gradient(135deg,var(--bg-secondary) 0%,var(--bg-primary) 100%);padding:40px;display:flex;flex-direction:column;position:relative;overflow:hidden}.signup-left:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle at 30% 30%,rgba(59,130,246,.08) 0%,transparent 50%);pointer-events:none}.back-link{display:inline-flex;align-items:center;gap:8px;color:var(--text-secondary);font-size:.9rem;font-weight:500;text-decoration:none;margin-bottom:40px;transition:color var(--transition-fast);position:relative;z-index:1}.back-link:hover{color:var(--text-primary)}.value-content{flex:1;display:flex;flex-direction:column;justify-content:center;max-width:500px;position:relative;z-index:1}.brand-icon{width:56px;height:56px;background:linear-gradient(135deg,var(--accent-primary),var(--accent-primary-dark));border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;margin-bottom:32px;box-shadow:0 8px 24px rgba(59,130,246,.3)}.brand-icon svg{color:#fff}.signup-left h1{font-size:2.5rem;font-weight:800;color:var(--text-primary);line-height:1.2;margin-bottom:20px}.value-tagline{font-size:1.1rem;color:var(--text-secondary);line-height:1.7;margin-bottom:40px}.benefits-list{display:flex;flex-direction:column;gap:16px;margin-bottom:48px}.benefit-item{display:flex;align-items:center;gap:14px}.benefit-check{width:24px;height:24px;background:rgba(34,197,94,.15);border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}.benefit-check svg{width:14px;height:14px;color:var(--success-color)}.benefit-item span{font-size:1rem;color:var(--text-primary)}.social-proof{display:flex;align-items:center;gap:16px;padding:20px 24px;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-lg)}.proof-avatars{display:flex}.proof-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--accent-primary),var(--accent-secondary));color:#fff;font-size:.8rem;font-weight:700;display:flex;align-items:center;justify-content:center;margin-left:-8px;border:2px solid var(--bg-tertiary)}.proof-avatar:first-child{margin-left:0}.social-proof p{font-size:.9rem;color:var(--text-secondary)}.social-proof strong{color:var(--text-primary)}.signup-right{width:480px;background:var(--bg-secondary);border-left:1px solid var(--border-color);display:flex;align-items:center;justify-content:center;padding:40px}.form-container{width:100%;max-width:360px}.form-header{text-align:center;margin-bottom:32px}.form-header h2{font-size:1.5rem;font-weight:700;color:var(--text-primary);margin-bottom:8px}.form-header p{font-size:.95rem;color:var(--text-secondary)}.input-group{margin-bottom:20px}.input-group label{display:block;font-size:.85rem;font-weight:600;color:var(--text-primary);margin-bottom:8px}.input-group input{width:100%;padding:14px 16px;font-size:1rem;background:var(--bg-tertiary);border:1px solid var(--border-light);border-radius:var(--radius-md);color:var(--text-primary);transition:all var(--transition-fast)}.input-group input::placeholder{color:var(--text-muted)}.input-group input:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px rgba(59,130,246,.2)}.input-hint{display:block;font-size:.75rem;color:var(--text-muted);margin-top:6px}.submit-btn{width:100%;padding:16px 24px;font-size:1rem;font-weight:600;background:linear-gradient(135deg,var(--accent-primary),var(--accent-primary-dark));color:#fff;border:none;border-radius:var(--radius-md);cursor:pointer;display:flex;align-items:center;justify-content:center;gap:10px;transition:all var(--transition-fast);box-shadow:0 4px 12px rgba(59,130,246,.3);margin-top:8px}.submit-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(59,130,246,.4)}.submit-btn:active{transform:translateY(0)}.submit-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.terms-note{font-size:.8rem;color:var(--text-muted);text-align:center;margin-top:16px;line-height:1.5}.terms-note a{color:var(--accent-primary-light);text-decoration:none}.terms-note a:hover{text-decoration:underline}.success-message{display:flex;align-items:center;gap:12px;padding:16px 20px;background:rgba(34,197,94,.1);border:1px solid rgba(34,197,94,.3);border-radius:var(--radius-md);margin-top:20px;color:var(--success-color);font-weight:600}.success-message.hidden{display:none}.error-message{padding:14px 18px;background:rgba(239,68,68,.1);border:1px solid rgba(239,68,68,.3);border-radius:var(--radius-md);margin-top:20px;color:var(--error-color);font-size:.9rem}.error-message.hidden{display:none}.login-prompt{text-align:center;margin-top:32px;font-size:.9rem;color:var(--text-secondary)}.login-prompt a{color:var(--accent-primary-light);font-weight:600;text-decoration:none}.login-prompt a:hover{text-decoration:underline}@media (max-width: 900px){.signup-wrapper{flex-direction:column}.signup-left{padding:32px 24px}.signup-left h1{font-size:2rem}.signup-right{width:100%;border-left:none;border-top:1px solid var(--border-color);padding:40px 24px}.form-container{max-width:100%}.social-proof{flex-direction:column;text-align:center}.proof-avatars{justify-content:center}}@media (max-width: 480px){.signup-left{padding:24px 20px}.signup-left h1{font-size:1.6rem}.value-tagline{font-size:1rem}.benefit-item span{font-size:.9rem}.signup-right{padding:32px 20px}}