:root{--bg:#f6f8fb;--panel:#fff;--text:#152033;--muted:#687386;--line:#e6eaf0;--accent:#2563eb;--accent2:#1d4ed8;--shadow:0 12px 40px rgba(15,23,42,.07);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}a{text-decoration:none;color:inherit}.app-shell{min-height:100vh;display:flex}.sidebar{position:fixed;left:0;top:0;bottom:0;width:250px;background:#fff;border-right:1px solid var(--line);padding:24px 16px;z-index:30}.brand{display:flex;gap:12px;align-items:center;padding:4px 10px 30px}.brand-mark{width:40px;height:40px;border-radius:12px;background:#eef4ff;color:var(--accent);display:grid;place-items:center;font-weight:800}.brand b{display:block;font-size:17px}.brand small{color:var(--muted);font-size:11px}.nav-item{display:flex;gap:12px;align-items:center;padding:12px 13px;border-radius:12px;margin:4px 0;color:#526074;font-weight:600;font-size:14px}.nav-item.active{background:#eef4ff;color:var(--accent)}.nav-item em{margin-left:auto;font-style:normal;font-size:10px;color:#9aa4b2}.nav-item.muted{opacity:.65}.sidebar-foot{position:absolute;bottom:20px;left:26px;color:#9aa4b2;font-size:11px}.main{margin-left:250px;width:calc(100% - 250px)}.topbar{height:68px;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 28px;gap:15px;position:sticky;top:0;z-index:20}.crumb{font-size:13px;color:var(--muted)}.top-actions{margin-left:auto;font-size:13px;font-weight:700;color:var(--accent)}.menu-btn{display:none;border:0;background:none;font-size:22px}.hero{max-width:1100px;margin:0 auto;padding:90px 30px}.landing{display:grid;grid-template-columns:1.4fr .8fr;gap:60px;align-items:center}.eyebrow{font-size:11px;font-weight:800;letter-spacing:.14em;color:var(--accent)}h1{font-size:52px;line-height:1.05;letter-spacing:-.04em;margin:14px 0 18px}p{color:var(--muted);line-height:1.7}.hero-copy p{max-width:650px;font-size:17px}.hero-card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:32px;box-shadow:var(--shadow)}.mini-icon{width:54px;height:54px;border-radius:16px;background:#eef4ff;color:var(--accent);display:grid;place-items:center;font-size:24px}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:11px;padding:12px 17px;font-weight:750;font-size:13px;cursor:pointer}.btn.primary{background:var(--accent);color:#fff}.btn.primary:hover{background:var(--accent2)}.btn.secondary{background:#f2f4f7;color:#334155}.cards{max-width:1100px;margin:-20px auto 80px;padding:0 30px;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.tool-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;display:flex;flex-direction:column;gap:8px}.tool-card span{font-size:24px;color:var(--accent)}.tool-card small{color:var(--muted)}.tool-page{max-width:1200px;margin:auto;padding:35px 28px 70px}.page-heading h1{font-size:38px;margin:10px 0}.upload-zone{margin-top:25px;background:#fff;border:1.5px dashed #cfd6e2;border-radius:22px;padding:60px 20px;text-align:center}.upload-icon{margin:auto;width:55px;height:55px;border-radius:16px;background:#eef4ff;color:var(--accent);display:grid;place-items:center;font-size:26px}.upload-zone h2{margin:15px 0 5px}.upload-zone p{margin:0 0 18px}.upload-zone small{display:block;color:#9aa4b2;margin-top:12px}.editor{margin-top:25px;display:grid;grid-template-columns:minmax(0,1.25fr) 390px;gap:20px}.canvas-panel,.controls{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}.canvas-panel{padding:18px}.canvas-wrap{min-height:620px;border-radius:14px;background:#f1f4f8;display:grid;place-items:center;overflow:auto}.canvas-wrap canvas{max-width:100%;max-height:600px;object-fit:contain}.canvas-meta{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;padding:12px 4px 0}.controls{padding:18px}.control-tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:5px;background:#f3f5f8;padding:4px;border-radius:10px}.tab{border:0;background:transparent;padding:9px 5px;border-radius:8px;font-weight:700;color:#667085;cursor:pointer;font-size:12px}.tab.active{background:#fff;color:var(--accent);box-shadow:0 2px 8px rgba(0,0,0,.05)}.tab-panel{display:none;padding-top:20px}.tab-panel.active{display:block}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}.controls label{display:block;font-size:12px;font-weight:750;color:#475467;margin-bottom:14px}.controls input,.controls select{width:100%;margin-top:7px;border:1px solid var(--line);border-radius:9px;padding:10px;background:#fff;color:var(--text);font:inherit}.check{display:flex!important;gap:8px;align-items:center}.check input{width:auto!important;margin:0!important}.target-box{background:#f8fafc;border-radius:12px;padding:14px;margin:15px 0}.target-box small{display:block;color:var(--muted);margin-top:8px;line-height:1.5}.actions{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:16px}.actions .btn{width:100%}@media(max-width:900px){.sidebar{transform:translateX(-100%);transition:.2s}.sidebar.open{transform:translateX(0)}.main{margin-left:0;width:100%}.menu-btn{display:block}.landing{grid-template-columns:1fr}.cards{grid-template-columns:1fr}.editor{grid-template-columns:1fr}.canvas-wrap{min-height:380px}h1{font-size:40px}}@media(max-width:560px){.topbar{padding:0 16px}.tool-page{padding:24px 14px}.hero{padding:55px 20px}.cards{padding:0 20px}.grid2,.actions{grid-template-columns:1fr}.canvas-wrap{min-height:300px}.page-heading h1{font-size:32px}}