: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;--radius-md: 16px;--radius-lg: 20px;--transition-smooth: all .3s cubic-bezier(.4, 0, .2, 1);--shadow-lg: 0 10px 30px rgba(0, 0, 0, .12)}[data-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:var(--bg-color);color:var(--text-color);min-height:100vh;display:flex;align-items:center;justify-content:center;position:relative}.login-container{width:100%;max-width:550px;padding:1.5rem}.login-card{background:var(--card-bg);border-radius:var(--radius-lg);padding:2.5rem;box-shadow:var(--shadow-lg);border:1px solid var(--border-color)}.login-header{text-align:center;margin-bottom:2rem}.login-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}.login-title{font-size:1.75rem;font-weight:700;color:var(--text-color);margin-bottom:.5rem}.login-subtitle{color:var(--text-muted);font-size:.95rem}.form-label{color:var(--text-color);font-size:.9rem;margin-bottom:.5rem;display:block}.form-control{width:100%;border-radius:12px;border:2px solid var(--border-color);padding:.875rem 1rem;font-size:1rem;transition:var(--transition-smooth);background-color:var(--input-bg);color:var(--text-color)}.form-control::placeholder{color:var(--placeholder-color);opacity:1}.form-control:focus{outline:none;border-color:#317ac1;box-shadow:0 0 0 3px #667eea33;background-color:var(--input-bg);color:var(--text-color)}.form-control.is-invalid{border-color:#ef4444}.form-control.is-invalid:focus{box-shadow:0 0 0 3px #ef444433}.invalid-feedback{color:#ef4444;font-size:.85rem;margin-top:.35rem;display:block}.form-check{display:flex;align-items:center;gap:.5rem}.form-check-input{width:18px;height:18px;border:2px solid var(--border-color);border-radius:4px;background-color:var(--input-bg);cursor:pointer;transition:var(--transition-smooth);appearance:none;-webkit-appearance:none;flex-shrink:0}.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 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var(--border-color);background:var(--card-bg);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition-smooth);font-size:1.25rem;color:var(--text-color);z-index:1000}.theme-toggle:hover{transform:rotate(180deg);border-color:#317ac1;color:#317ac1}.login-footer{text-align:center;margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid var(--border-color)}.login-footer p{color:var(--text-muted);font-size:.9rem;margin-bottom:.5rem}.login-link{color:#317ac1;font-weight:600;text-decoration:none;font-size:.95rem;transition:var(--transition-smooth)}.login-link:hover{color:#7c80fc}.alert{padding:1rem 1.25rem;border-radius:12px;border:none;margin-bottom:1.5rem;display:flex;align-items:center;gap:.5rem;font-size:.9rem}.alert-success{background-color:#10b9811f;color:#059669}[data-theme=dark] .alert-success{background-color:#10b98126;color:#34d399}.alert-danger{background-color:#ef44441f;color:#dc2626}[data-theme=dark] .alert-danger{background-color:#ef444426;color:#f87171}.btn-close{margin-left:auto;background:transparent;border:none;font-size:1.25rem;cursor:pointer;opacity:.5;color:inherit}.btn-close:hover{opacity:1}.text-muted,small.text-muted{color:var(--text-muted)!important;font-size:.8rem;display:block;margin-top:.35rem}.text-center{text-align:center}.mt-4{margin-top:1.5rem}.mb-3{margin-bottom:1rem}.mb-4{margin-bottom:1.25rem}.fw-semibold{font-weight:600}.me-1{margin-right:.25rem}.me-2{margin-right:.5rem}.text-center a{color:#317ac1;text-decoration:none;font-size:.9rem;transition:var(--transition-smooth)}.text-center a:hover{color:#7c80fc}.forgot-password-link{color:#317ac1;text-decoration:none;font-size:.875rem;font-weight:500;transition:var(--transition-smooth)}.forgot-password-link:hover{color:#7c80fc;text-decoration:underline}.d-flex{display:flex}.justify-content-between{justify-content:space-between}.align-items-center{align-items:center}.modal{position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;display:none;align-items:center;justify-content:center;z-index:2000;padding:1rem}.modal.show{display:flex}.modal-dialog{width:100%;max-width:500px;max-height:90vh}.modal-content{background:var(--card-bg);border-radius:var(--radius-lg);border:1px solid var(--border-color);overflow:hidden;display:flex;flex-direction:column;max-height:90vh}.modal-header{padding:1.25rem 1.5rem;border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between}.modal-title{font-size:1.1rem;font-weight:600;color:var(--text-color);display:flex;align-items:center;gap:.5rem}.modal-body{padding:1.5rem;overflow-y:auto;color:var(--text-color)}.modal-body h6{font-size:.95rem;font-weight:600;color:var(--text-color);margin-top:1.25rem;margin-bottom:.5rem}.modal-body h6:first-child{margin-top:0}.modal-body p{color:var(--text-muted);font-size:.9rem;line-height:1.6;margin-bottom:.75rem}.modal-body ul{padding-left:1.25rem;margin-bottom:.75rem}.modal-body li{color:var(--text-muted);font-size:.9rem;line-height:1.6;margin-bottom:.35rem}.modal-footer{padding:1rem 1.5rem;border-top:1px solid var(--border-color);display:flex;justify-content:flex-end}.modal-footer .btn-login{width:auto;padding:.65rem 1.5rem}@media(max-width:480px){.login-container{padding:1rem}.login-card{padding:2rem 1.5rem}.login-logo{width:70px;height:70px;font-size:2rem}.login-title{font-size:1.5rem}.theme-toggle{top:1rem;right:1rem;width:42px;height:42px;font-size:1.1rem}}