:root{--primary-gradient: linear-gradient(135deg, #317AC1 0%, #7C80FC 100%);--bg-color: #f8f9fa;--card-bg: #ffffff;--text-color: #1a202c;--text-muted: #6b7280;--border-color: #e5e7eb;--input-bg: #ffffff;--placeholder-color: #9ca3af}[data-bs-theme=dark]{--bg-color: #0f172a;--card-bg: #1e293b;--text-color: #f1f5f9;--text-muted: #94a3b8;--border-color: #334155;--input-bg: #1e293b;--placeholder-color: #64748b}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--bg-color);color:var(--text-color);min-height:100vh;display:flex;align-items:center;justify-content:center;padding:2rem 1rem}.register-container{width:100%;max-width:550px}.register-card{background-color:var(--card-bg);border-radius:20px;padding:2.5rem;box-shadow:0 10px 30px #0000001f;border:1px solid var(--border-color)}.register-header{text-align:center;margin-bottom:2rem}.register-logo{width:80px;height:80px;border-radius:20px;background:var(--primary-gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-size:2.5rem;margin:0 auto 1.25rem}.register-title{font-size:1.75rem;font-weight:700;color:var(--text-color);margin-bottom:.5rem}.register-subtitle{color:var(--text-muted);font-size:.95rem}.form-group{margin-bottom:1rem}.form-label{display:block;color:var(--text-color);font-size:.9rem;font-weight:600;margin-bottom:.5rem}.form-input{width:100%;padding:.875rem 1rem;font-size:1rem;color:var(--text-color);background-color:var(--input-bg);border:2px solid var(--border-color);border-radius:12px;outline:none;transition:all .3s ease}.form-input::placeholder{color:var(--placeholder-color)}.form-input:focus{border-color:#317ac1;box-shadow:0 0 0 3px #667eea33}.form-input.is-invalid{border-color:#ef4444}.invalid-feedback{display:block;color:#ef4444;font-size:.85rem;margin-top:.35rem}.form-hint{display:block;color:var(--text-muted);font-size:.8rem;margin-top:.35rem}.form-check{display:flex;align-items:flex-start;gap:.75rem;margin-bottom:1.25rem}.form-check-input{width:20px;height:20px;min-width:20px;margin-top:2px;border:2px solid var(--border-color);border-radius:4px;background-color:var(--input-bg);cursor:pointer;appearance:none;-webkit-appearance:none}.form-check-input:checked{background-color:#317ac1;border-color:#317ac1;background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3e%3cpath fill='none' stroke='%23fff' stroke-linecap='round' stroke-linejoin='round' stroke-width='3' d='M6 10l3 3l6-6'/%3e%3c/svg%3e");background-size:12px;background-position:center;background-repeat:no-repeat}.form-check-label{color:var(--text-color);font-size:.9rem;line-height:1.5}.form-check-label a{color:#317ac1;text-decoration:none;font-weight:500}.form-check-label a:hover{text-decoration:underline}.btn-register{width:100%;padding:.875rem 1.5rem;font-size:1rem;font-weight:600;color:#fff;background:var(--primary-gradient);border:none;border-radius:12px;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;gap:.5rem}.btn-register:hover{transform:translateY(-2px);box-shadow:0 8px 25px #667eea66}.register-footer{text-align:center;margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid var(--border-color)}.register-footer p{color:var(--text-muted);font-size:.9rem;margin-bottom:.5rem}.register-link{color:#317ac1;font-weight:600;text-decoration:none;font-size:.95rem}.register-link:hover{color:#7c80fc}.back-link{display:block;text-align:center;margin-top:1.5rem;color:#317ac1;text-decoration:none;font-size:.9rem}.back-link:hover{color:#7c80fc}.theme-toggle{position:fixed;top:1.5rem;right:1.5rem;width:48px;height:48px;border-radius:50%;border:2px solid var(--border-color);background-color:var(--card-bg);color:var(--text-color);display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:1.25rem;transition:all .3s ease;z-index:1000}.theme-toggle:hover{transform:rotate(180deg);border-color:#317ac1;color:#317ac1}.alert{padding:1rem;border-radius:12px;margin-bottom:1.5rem;display:flex;align-items:center;gap:.5rem;font-size:.9rem}.alert-success{background-color:#10b9811f;color:#059669}.alert-danger{background-color:#ef44441f;color:#dc2626}[data-bs-theme=dark] .alert-success{color:#34d399}[data-bs-theme=dark] .alert-danger{color:#f87171}.modal-content{background-color:var(--card-bg);border:1px solid var(--border-color);border-radius:16px}.modal-header{border-bottom-color:var(--border-color);padding:1.25rem 1.5rem}.modal-title{color:var(--text-color);font-weight:600}.modal-body{padding:1.5rem;color:var(--text-color)}.modal-body h6{color:var(--text-color);font-weight:600;margin-top:1.25rem;margin-bottom:.5rem}.modal-body h6:first-child{margin-top:0}.modal-body p,.modal-body li{color:var(--text-muted);font-size:.9rem;line-height:1.6}.modal-body ul{padding-left:1.25rem;margin-bottom:.75rem}.modal-footer{border-top-color:var(--border-color);padding:1rem 1.5rem}.btn-modal{padding:.65rem 1.5rem;font-size:.95rem;font-weight:600;color:#fff;background:var(--primary-gradient);border:none;border-radius:10px;cursor:pointer}@media(max-width:480px){body{padding:1rem}.register-card{padding:1.75rem}.register-logo{width:70px;height:70px;font-size:2rem}.register-title{font-size:1.5rem}.theme-toggle{top:1rem;right:1rem;width:42px;height:42px}}