:root{--p:#00d4aa;--p-d:#00a78e;--bg:#F5F5F0;--c:#fff;--t:#1a1a1a;--t2:#5A5A40;--b:rgba(0,0,0,.05);--r:12px;--r2:16px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Inter',sans-serif;background:var(--bg);color:var(--t);min-height:100vh}
.header{background:var(--c);border-bottom:1px solid var(--b);padding:12px 24px;position:sticky;top:0;z-index:100}.header-container{max-width:1400px;margin:0 auto;display:flex;align-items:center;gap:16px}.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--t);flex-shrink:0}.logo-text{font-family:'Outfit',sans-serif;font-weight:700;font-size:18px}.logo-accent{color:var(--p)}.header-right{display:flex;align-items:center;gap:8px;margin-left:auto;flex-wrap:wrap}.header-link{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:500;color:var(--t2);text-decoration:none;padding:8px 12px;border-radius:8px;transition:all .2s;white-space:nowrap}.header-link:hover{background:var(--bg);color:var(--t)}.user-info{display:flex;align-items:center;gap:8px;padding:8px 16px;background:var(--bg);border-radius:9999px;font-size:13px;font-weight:500;color:var(--t2);white-space:nowrap}.logout-btn{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;color:#ef4444;transition:background .2s;text-decoration:none;flex-shrink:0}.logout-btn:hover{background:#fef2f2}
.main-content{max-width:1400px;margin:0 auto;padding:24px}
.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.login-container{background:var(--c);padding:48px;border-radius:32px;box-shadow:0 4px 6px -1px rgba(0,0,0,.1),0 20px 25px -5px rgba(0,0,0,.1);width:100%;max-width:420px;border:1px solid var(--b)}.login-header{text-align:center;margin-bottom:32px}.login-logo{margin-bottom:16px}.login-header h1{font-family:'Outfit',sans-serif;font-size:24px;font-weight:700;margin-bottom:8px}.login-header p{color:var(--t2);opacity:.6;font-style:italic}.login-form{display:flex;flex-direction:column;gap:20px}.form-group{display:flex;flex-direction:column;gap:8px}.form-group label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--t2)}.form-group input,.form-group select,.form-group textarea{padding:14px 16px;border:1px solid rgba(0,0,0,.1);border-radius:var(--r);font-size:14px;font-family:inherit;transition:all .2s;background:#fff}.form-group input:disabled,.form-group select:disabled,.form-group textarea:disabled{opacity:0.5;cursor:not-allowed;background:#f5f5f0}.toggle-label.disabled{opacity:0.5;cursor:not-allowed}.toggle-label.disabled .toggle-switch{background:#e5e7eb}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--p);box-shadow:0 0 0 3px rgba(0,212,170,.1)}.btn-login{display:flex;align-items:center;justify-content:center;gap:8px;padding:16px 24px;background:var(--p);color:#fff;border:none;border-radius:9999px;font-size:15px;font-weight:600;cursor:pointer;transition:all .2s;box-shadow:0 4px 14px rgba(0,212,170,.3)}.btn-login:hover{background:var(--p-d);transform:translateY(-1px)}.form-error{background:#fef2f2;color:#ef4444;padding:12px;border-radius:var(--r);font-size:13px}.form-success{background:#f0fdf4;color:#22c55e;padding:12px;border-radius:var(--r);font-size:13px}
.dashboard-header{margin-bottom:24px}.dashboard-header h1{font-family:'Outfit',sans-serif;font-size:28px;font-weight:700}.header-top{display:flex;align-items:center;justify-content:space-between}.btn-add-project{display:flex;align-items:center;gap:8px;padding:12px 24px;background:var(--p);color:#fff;border:none;border-radius:var(--r);font-size:14px;font-weight:600;cursor:pointer;transition:all .2s;box-shadow:0 4px 14px rgba(0,212,170,.2)}.btn-add-project:hover{background:var(--p-d);transform:translateY(-1px)}
.toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;gap:16px;flex-wrap:wrap}.search-box{display:flex;align-items:center;gap:12px;background:var(--c);padding:12px 16px;border-radius:var(--r);border:1px solid var(--b);flex:1;max-width:400px}.search-box svg{color:var(--t2);opacity:.4}.search-box input{border:none;outline:none;font-size:14px;flex:1;background:transparent;font-family:inherit}.toolbar-actions{display:flex;gap:12px}.btn-toolbar{display:flex;align-items:center;gap:8px;padding:12px 16px;background:var(--c);border:1px solid var(--b);border-radius:var(--r);font-size:13px;font-weight:500;color:var(--t2);cursor:pointer;transition:all .2s}.btn-toolbar:hover{background:var(--bg)}
.payment-tabs{display:flex;gap:4px;margin-bottom:16px;background:var(--c);padding:6px;border-radius:var(--r);border:1px solid var(--b);width:fit-content}.tab-item{display:flex;align-items:center;gap:6px;padding:8px 16px;border-radius:8px;font-size:13px;font-weight:500;color:var(--t2);text-decoration:none;transition:all .2s;white-space:nowrap}.tab-item:hover{background:var(--bg);color:var(--t)}.tab-item.active{background:var(--p);color:#fff}
.flash-message{display:flex;align-items:center;gap:12px;padding:16px 20px;border-radius:var(--r);margin-bottom:20px;font-size:14px;font-weight:500;border:1px solid}.flash-message .flash-icon{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:50%;flex-shrink:0}.flash-message .flash-text{flex:1}.flash-success{background:#f0fdf4;color:#15803d;border-color:#86efac}.flash-success .flash-icon{background:#dcfce7;color:#16a34a}.flash-error{background:#fef2f2;color:#b91c1c;border-color:#fecaca}.flash-error .flash-icon{background:#fee2e2;color:#ef4444}.flash-info{background:#eff6ff;color:#1d4ed8;border-color:#bfdbfe}.flash-info .flash-icon{background:#dbeafe;color:#3b82f6}.flash-warning{background:#fefce8;color:#a16207;border-color:#fde68a}.flash-warning .flash-icon{background:#fef9c3;color:#eab308}
.projects-table-container{background:var(--c);border-radius:var(--r2);border:1px solid var(--b);overflow:hidden}.projects-table{width:100%;border-collapse:collapse;text-align:left}.projects-table thead tr{background:#F5F5F0/50;border-bottom:1px solid rgba(0,0,0,.05)}.projects-table th{padding:14px 16px;text-[10px] uppercase tracking-widest font-bold text-[#5A5A40]/60}.projects-table td{padding:14px 16px;border-bottom:1px solid rgba(0,0,0,.05);font-size:13px}.projects-table tbody tr{transition:background .2s}.projects-table tbody tr:hover{background:rgba(245,245,240,.5)}.projects-table tbody tr:last-child td{border-bottom:none}.empty-state{text-align:center;padding:60px 20px;color:var(--t2);opacity:.4}.empty-state p{font-style:italic}
.status-badge{display:inline-block;padding:6px 12px;border-radius:9999px;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.05em}.status-amber{background:#fef3c7;color:#d97706}.status-blue{background:#dbeafe;color:#2563eb}.status-green{background:#dcfce7;color:#16a34a}.status-select{transition:all .2s}.status-select[data-status="CHO_XU_LY"]{background:#fef3c7;color:#d97706}.status-select[data-status="DANG_XU_LY"]{background:#dbeafe;color:#2563eb}.status-select[data-status="HOAN_TAT"]{background:#dcfce7;color:#16a34a}.status-select[data-status="LOI"]{background:#fee2e2;color:#dc2626}.status-select[data-status="DA_UPLOAD"]{background:#f3e8ff;color:#7c3aed}
.detail-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:4px 12px;font-size:11px;color:var(--t2)}.detail-item{display:flex;align-items:center;gap:4px}.detail-item svg{width:12px;height:12px}.detail-item.active svg{color:#22c55e}.detail-item.inactive svg{color:#ef4444;opacity:.5}.detail-link{font-size:11px;color:var(--t2);text-decoration:none}.detail-link:hover{text-decoration:underline}
.progress-info{display:flex;align-items:center;gap:8px}.progress-bar-mini{width:60px;height:4px;background:#e5e7eb;border-radius:2px;overflow:hidden}.progress-bar-mini .fill{height:100%;background:var(--p);border-radius:2px}
.action-buttons{display:flex;gap:8px}.action-btn{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:8px;border:none;cursor:pointer;transition:all .2s;background:transparent}.action-btn svg{width:16px;height:16px}.action-btn.edit{color:var(--t2)}.action-btn.edit:hover{background:var(--bg)}.action-btn.delete{color:#ef4444}.action-btn.delete:hover{background:#fef2f2}.action-btn.notes{color:var(--t2)}.action-btn.notes:hover{background:var(--bg)}
.table-select{padding:6px 10px;border:none;border-radius:8px;font-size:11px;font-weight:600;background:var(--bg);cursor:pointer}.table-select:focus{outline:none;box-shadow:0 0 0 2px var(--p)}
.modal{position:fixed;inset:0;z-index:1000;display:none;align-items:center;justify-content:center;padding:20px}.modal.active{display:flex}.modal-overlay{position:absolute;inset:0;background:rgba(0,0,0,.4);backdrop-filter:blur(4px)}.modal-content{position:relative;background:var(--c);border-radius:var(--r2);box-shadow:0 25px 50px -12px rgba(0,0,0,.25);width:100%;max-width:600px;max-height:90vh;overflow-y:auto;border:1px solid var(--b)}.modal-content.modal-sm{max-width:450px}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:24px;border-bottom:1px solid var(--b)}.modal-header h2{font-family:'Outfit',sans-serif;font-size:20px;font-weight:700}.modal-close{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border:none;background:transparent;border-radius:50%;cursor:pointer;color:var(--t2);opacity:.5;transition:all .2s}.modal-close:hover{background:var(--bg);opacity:1}.modal-form{padding:24px;display:flex;flex-direction:column;gap:20px}.form-row{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.form-toggles{display:flex;flex-direction:column;gap:12px}.toggle-label{display:flex;align-items:center;gap:12px;cursor:pointer;font-size:14px;font-weight:500}.toggle-label input{display:none}.toggle-switch{position:relative;width:44px;height:24px;background:#e5e7eb;border-radius:12px;transition:all .2s}.toggle-switch::after{content:'';position:absolute;top:2px;left:2px;width:20px;height:20px;background:#fff;border-radius:50%;transition:all .2s;box-shadow:0 1px 3px rgba(0,0,0,.1)}.toggle-label input:checked+.toggle-switch{background:var(--p)}.toggle-label input:checked+.toggle-switch::after{left:22px}.modal-footer{display:flex;gap:12px;padding:20px 24px;border-top:1px solid var(--b)}.btn-cancel{flex:1;padding:14px;border:1px solid rgba(0,0,0,.1);border-radius:9999px;background:transparent;font-size:14px;font-weight:600;color:var(--t2);cursor:pointer;transition:all .2s}.btn-cancel:hover{background:var(--bg)}.btn-submit{flex:1;padding:14px;border:none;border-radius:9999px;background:var(--p);color:#fff;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s;box-shadow:0 4px 14px rgba(0,212,170,.2)}.btn-submit:hover{background:var(--p-d)}.modal-body{padding:24px;display:flex;flex-direction:column;gap:16px}.modal-body textarea{width:100%;height:150px;padding:14px;border:1px solid rgba(0,0,0,.1);border-radius:var(--r);font-family:inherit;font-size:14px;resize:none}.modal-body textarea:focus{outline:none;border-color:var(--p)}.filter-group{display:flex;flex-direction:column;gap:8px}.filter-group label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--t2)}.filter-group select,.filter-group input{padding:12px 14px;border:1px solid rgba(0,0,0,.1);border-radius:var(--r);font-size:14px;font-family:inherit}.filter-row{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;align-items:flex-end}
.filter-bar{background:var(--c);padding:20px;border-radius:var(--r2);border:1px solid var(--b);margin-bottom:20px}.filter-form{width:100%}.btn-clear-filter{display:inline-flex;align-items:center;padding:12px 20px;border:1px solid rgba(0,0,0,.1);border-radius:var(--r);font-size:13px;font-weight:500;color:var(--t2);text-decoration:none;transition:all .2s;white-space:nowrap}.btn-clear-filter:hover{background:var(--bg)}
.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:32px}.stat-card{background:var(--c);padding:28px;border-radius:var(--r2);border:1px solid var(--b);text-align:center}.stat-icon{margin-bottom:12px;color:var(--p)}.stat-success .stat-icon{color:#22c55e}.stat-info .stat-icon{color:#3b82f6}.stat-value{font-family:'Outfit',sans-serif;font-size:36px;font-weight:700;margin-bottom:4px}.stat-label{font-size:12px;text-transform:uppercase;letter-spacing:.1em;color:var(--t2);opacity:.6}.stats-details{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.stats-section{background:var(--c);padding:24px;border-radius:var(--r2);border:1px solid var(--b)}.stats-section h3{font-size:14px;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--t2);margin-bottom:16px}.stats-list{display:flex;flex-direction:column;gap:12px}.stats-item{display:flex;align-items:center;justify-content:space-between;padding:14px;background:var(--bg);border-radius:var(--r)}.stats-item-label{font-size:14px;font-weight:500}.stats-item-value{font-size:14px;font-weight:700;color:var(--t2)}
.activity-list{display:flex;flex-direction:column;gap:12px}.activity-item{background:var(--c);padding:20px;border-radius:var(--r2);border:1px solid var(--b)}.activity-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.activity-action{font-size:14px;font-weight:700}.activity-time{font-size:11px;color:var(--t2);opacity:.6}.activity-details{font-size:14px;color:var(--t2);margin-bottom:4px}.activity-user{font-size:12px;color:var(--t2);opacity:.6}
.users-section{display:grid;grid-template-columns:1fr 1fr;gap:24px}.users-form,.users-list{background:var(--c);padding:24px;border-radius:var(--r2);border:1px solid var(--b)}.users-form h3,.users-list h3{font-size:14px;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--t2);margin-bottom:16px}.users-table{width:100%;border-collapse:collapse}.users-table th{text-align:left;padding:12px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--t2);border-bottom:1px solid var(--b)}.users-table td{padding:12px;font-size:14px;border-bottom:1px solid var(--b)}.role-badge{display:inline-block;padding:4px 10px;border-radius:9999px;font-size:10px;font-weight:700;text-transform:uppercase}.role-badge.admin{background:#f3e8ff;color:#7c3aed}.role-badge.user{background:#f3f4f6;color:#6b7280}
.password-form-container{max-width:450px}.password-form{background:var(--c);padding:32px;border-radius:var(--r2);border:1px solid var(--b);display:flex;flex-direction:column;gap:20px}
.error-page{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}.error-page h1{font-size:120px;font-weight:800;color:var(--p);opacity:.3;line-height:1}.error-page p{font-size:20px;color:var(--t2);margin:16px 0 32px}
@media(max-width:900px){.header-link span,.user-info span{display:none}.header-right{gap:4px}}
@media(max-width:768px){.header-right{gap:12px}.form-row,.filter-row{grid-template-columns:1fr}.stats-grid,.stats-details{grid-template-columns:1fr}.users-section{grid-template-columns:1fr}.toolbar{flex-direction:column}.search-box{max-width:100%}.projects-table-container{overflow-x:auto}}
.api-docs-content{max-width:800px}.api-section{background:var(--c);padding:24px;border-radius:var(--r2);border:1px solid var(--b);margin-bottom:16px}.api-section h2{font-family:'Outfit',sans-serif;font-size:18px;font-weight:700;margin-bottom:12px;color:var(--t)}.api-section p{font-size:14px;color:var(--t2);line-height:1.6}.api-section .code-block{background:#1e1e1e;color:#d4d4d4;padding:16px;border-radius:8px;font-family:'Courier New',monospace;font-size:12px;overflow-x:auto;white-space:pre;margin-top:8px;line-height:1.5}.endpoint{background:var(--c);border:1px solid var(--b);border-radius:var(--r2);margin-bottom:16px;overflow:hidden}.endpoint-header{display:flex;align-items:center;gap:12px;padding:16px 20px;background:var(--bg);border-bottom:1px solid rgba(0,0,0,.05)}.endpoint-header code{font-family:'Courier New',monospace;font-size:13px;font-weight:600;color:var(--t)}.method{font-size:10px;font-weight:700;padding:4px 10px;border-radius:6px;text-transform:uppercase;letter-spacing:.05em}.method-get{background:#dcfce7;color:#166534}.method-post{background:#fef9c3;color:#854d0e}.method-put{background:#dbeafe;color:#1e40af}.method-delete{background:#fee2e2;color:#991b1b}.endpoint-body{padding:16px 20px}.endpoint-body p{font-size:13px;color:var(--t2);margin-bottom:12px}.sub-title{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--t2);margin-top:12px;margin-bottom:6px}.sub-title:first-child{margin-top:0}