:root{--sidebar:#171725;--sidebar-hover:#252538;--sidebar-text:#a5a5b8;--primary:#7c3aed;--primary-hover:#6d28d9;--primary-light:#f3edff;--background:#f7f8fa;--surface:#fff;--border:#e7e8ed;--text:#18181f;--muted:#858895;--success:#16a34a;--danger:#dc2626;--radius:12px;--sidebar-width:250px;--sidebar-collapsed-width:76px}*{box-sizing:border-box}html{font-size:14px}body{color:var(--text);background:var(--background);margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}img{max-width:100%}h1,h2,h3,h4,p{margin-top:0}.app-layout{min-height:100vh}.main-area{min-height:100vh;margin-left:var(--sidebar-width);flex-direction:column;transition:margin-left .2s;display:flex}.sidebar-collapsed .main-area{margin-left:var(--sidebar-collapsed-width)}.topbar{z-index:50;background:var(--surface);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;height:70px;padding:0 32px;display:flex;position:sticky;top:0}.page-content{flex:1;width:100%;max-width:1600px;margin:0 auto;padding:36px}.footer{color:var(--muted);border-top:1px solid var(--border);justify-content:space-between;padding:20px 36px;font-size:12px;display:flex}.breadcrumbs{color:var(--muted);align-items:center;gap:8px;font-size:12px;display:flex}.breadcrumbs strong{color:var(--text)}.breadcrumbs svg{width:14px;height:14px}.topbar-right{color:var(--muted);align-items:center;gap:8px;font-size:12px;display:flex}.status-indicator{background:var(--success);border-radius:50%;width:7px;height:7px}.sidebar{z-index:100;width:var(--sidebar-width);color:#fff;background:var(--sidebar);flex-direction:column;padding:22px 14px 14px;transition:width .2s,transform .25s;display:flex;position:fixed;inset:0 auto 0 0;overflow:hidden}.sidebar-header{align-items:center;min-height:42px;margin-bottom:36px;display:flex}.brand{white-space:nowrap;align-items:center;gap:11px;padding:0 9px;font-size:19px;font-weight:700;display:flex}.brand-icon{background:var(--primary);border-radius:10px;flex-shrink:0;place-items:center;width:36px;height:36px;display:grid}.brand-icon svg{width:19px}.sidebar-collapse{width:32px;height:32px;color:var(--sidebar-text);background:0 0;border:0;border-radius:7px;place-items:center;margin-left:auto;display:grid}.sidebar-collapse:hover{color:#fff;background:var(--sidebar-hover)}.sidebar-label{color:#707087;letter-spacing:1px;margin:0 0 10px;padding:0 11px;font-size:10px;font-weight:700}.sidebar-nav{flex-direction:column;gap:4px;display:flex}.nav-link{min-height:43px;color:var(--sidebar-text);white-space:nowrap;border-radius:8px;align-items:center;gap:12px;padding:0 11px;transition:color .15s,background .15s;display:flex}.nav-link svg{flex-shrink:0;width:18px;height:18px}.nav-link:hover{color:#fff;background:var(--sidebar-hover)}.nav-link.active{color:#fff;background:var(--primary)}.sidebar-section{margin-top:28px}.sidebar-bottom{margin-top:auto}.user-card{border-top:1px solid #303043;align-items:center;gap:10px;margin-top:14px;padding:14px 4px 0;display:flex}.avatar{color:#fff;background:#44445b;border-radius:50%;flex-shrink:0;place-items:center;width:36px;height:36px;font-size:12px;font-weight:600;display:grid}.user-info{flex-direction:column;flex:1;gap:3px;min-width:0;display:flex}.user-info strong{color:#fff;text-overflow:ellipsis;white-space:nowrap;font-size:12px;overflow:hidden}.user-info span{color:var(--sidebar-text);font-size:11px}.project-navigation{flex-direction:column;gap:5px;display:flex}.project-group{width:100%}.project-header{width:100%;min-height:42px;color:var(--sidebar-text);text-align:left;cursor:pointer;background:0 0;border:0;border-radius:8px;justify-content:space-between;align-items:center;padding:0 11px;font-size:13px;display:flex}.project-header:hover{color:#fff;background:var(--sidebar-hover)}.project-header-left{align-items:center;gap:12px;min-width:0;display:flex}.project-header-left svg{flex-shrink:0;width:18px;height:18px}.project-chevron{transition:transform .2s;width:15px!important;height:15px!important}.rotate-180{transform:rotate(180deg)}.project-tools{padding:4px 0 4px 14px}.project-tools .tool-link{min-height:38px;padding-left:32px;font-size:12px;position:relative}.project-tools .tool-link svg{width:16px;height:16px}.sidebar-collapsed .sidebar{width:var(--sidebar-collapsed-width)}.sidebar-collapsed .sidebar-header{flex-direction:column;justify-content:flex-start;gap:14px;min-height:auto}.sidebar-collapsed .brand{padding:0}.sidebar-collapsed .sidebar-collapse{margin:0;position:static}.sidebar-collapsed .sidebar-label{display:none}.sidebar-collapsed .project-header{justify-content:center;padding:0}.sidebar-collapsed .project-header-left{justify-content:center}.sidebar-collapsed .project-tools{display:none!important}.sidebar-collapsed .nav-link{justify-content:center;padding:0}.sidebar-collapsed .user-card{justify-content:center}.icon-button{width:34px;height:34px;color:var(--muted);background:0 0;border:0;border-radius:8px;place-items:center;display:grid}.icon-button:hover{color:var(--text);background:var(--background)}.icon-button svg{width:17px;height:17px}.button{border:0;border-radius:8px;justify-content:center;align-items:center;gap:8px;min-height:42px;padding:0 18px;font-size:13px;font-weight:600;transition:background .15s;display:inline-flex}.button:disabled{opacity:.5;cursor:not-allowed}.button-primary{color:#fff;background:var(--primary)}.button-primary:hover:not(:disabled){background:var(--primary-hover)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px}.settings-page{max-width:900px}.settings-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:20px;overflow:hidden}.settings-card-header{border-bottom:1px solid var(--border);align-items:center;gap:14px;padding:20px 22px;display:flex}.settings-card-header h2{color:var(--text);margin:0 0 4px;font-size:15px;font-weight:600}.settings-card-header p{color:var(--muted);margin:0;font-size:12px}.settings-card-icon{width:38px;height:38px;color:var(--accent);background:#9747ff1a;border-radius:9px;flex-shrink:0;justify-content:center;align-items:center;display:flex}.settings-card-icon svg{width:18px;height:18px}.settings-card-content{padding:22px}.settings-form{max-width:620px}.settings-form-actions{justify-content:flex-end;margin-top:24px;display:flex}.settings-card-danger .settings-card-icon{color:#dc2626;background:#dc26261a}.page-header{margin-bottom:30px}.page-header 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.2s,border-color .2s;display:flex}.tool-card:hover{border-color:#c4b5fd;transform:translateY(-2px);box-shadow:0 10px 30px #0f172a0f}.tool-card .stat-icon{margin-bottom:20px}.tool-card h3{margin-bottom:8px;font-size:15px}.tool-card p{color:var(--muted);margin-bottom:0;font-size:12px;line-height:1.7}.tool-link{color:var(--primary);align-items:center;gap:6px;margin-top:auto;padding-top:0;font-size:12px;font-weight:600;display:flex}.tool-link svg{width:15px}.dashboard-project{margin-bottom:38px}.project-heading{align-items:center;gap:12px;display:flex}.project-heading-icon{width:38px;height:38px;color:var(--primary);background:var(--primary-light);border-radius:9px;place-items:center;display:grid}.project-heading-icon svg{width:18px}.project-heading h2{margin:0 0 3px;font-size:16px;font-weight:600}.project-heading span{color:var(--muted);font-size:11px}.form-group{margin-bottom:20px}.form-group 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img{-o-object-fit:contain;object-fit:contain;border-radius:6px;max-width:100%;max-height:400px;display:block}.image-remove{color:#fff;background:#000000a6;border:0;border-radius:50%;place-items:center;width:32px;height:32px;display:grid;position:absolute;top:10px;right:10px}.dimensions{grid-template-columns:repeat(2,1fr);gap:14px;margin:25px 0;display:grid}.dimension-card{background:var(--background);border:1px solid var(--border);border-radius:8px;padding:16px}.dimension-card span{color:var(--muted);margin-bottom:5px;font-size:11px;display:block}.dimension-card strong{font-size:15px}.generated-result{border-top:1px solid var(--border);margin-top:32px;padding-top:32px}.generated-result-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.generated-result-header h2{margin:0 0 4px;font-size:16px;font-weight:600}.generated-result-header p{color:var(--muted);margin:0;font-size:12px}.generated-image{border:1px solid var(--border);border-radius:var(--radius);background:#f1f2f5;justify-content:center;align-items:center;padding:24px;display:flex}.generated-image img{border-radius:4px;width:min(100%,540px);height:auto;display:block;box-shadow:0 8px 30px #0000001f}.generated-actions{justify-content:center;margin-top:20px;display:flex}.color-control{align-items:center;gap:10px;display:flex}.color-control input[type=color]{border:1px solid var(--border);cursor:pointer;border-radius:6px;width:50px;height:40px;padding:2px}.color-value{font-family:monospace;font-size:14px}.mobile-menu{display:none}@media (width<=1100px){.tools-grid,.stats-grid{grid-template-columns:repeat(2,1fr)}}@media (width<=760px){.sidebar{transform:translate(-100%)}.sidebar-open .sidebar{transform:translate(0)}.sidebar-collapsed .main-area,.main-area{margin-left:0}.sidebar-overlay{z-index:90;background:#0006;position:fixed;inset:0}.topbar{height:60px;padding:0 18px}.mobile-menu{display:grid}.topbar-right{display:none}.page-content{padding:24px 18px}.stats-grid,.tools-grid,.dimensions{grid-template-columns:1fr}.footer{padding:18px}}