:root{--bg: #fafafa;--surface: #ffffff;--text: #111111;--muted: rgba(17, 17, 17, .72);--border: #e6e6e6;--radius: 12px;--shadow: 0 1px 2px rgba(0, 0, 0, .05)}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--text);background:var(--bg)}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}.container{max-width:980px;margin:0 auto;padding:18px}.header{background:var(--surface);border-bottom:1px solid var(--border)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{font-weight:800;letter-spacing:.2px}.nav{display:flex;gap:12px;align-items:center}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px}.stack{display:grid;gap:12px}.row{display:flex;gap:12px;align-items:center}.row-between{display:flex;gap:12px;align-items:center;justify-content:space-between}.h1{font-size:34px;margin:0 0 8px}.subtle{color:var(--muted)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 12px;border-radius:10px;border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;font-weight:650}.btn:hover{border-color:#cfcfcf}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--text);border-color:var(--text);color:#fff}.btn-danger{border-color:#f2b8b8;background:#fff5f5}.input,.textarea,.select{width:100%;padding:10px 12px;border-radius:10px;border:1px solid var(--border);background:#fff;font:inherit}.textarea{resize:vertical}.label{display:grid;gap:6px;font-weight:650}.help{font-weight:400;color:var(--muted);font-size:14px}.error{color:#b00020}.list{list-style:none;padding:0;margin:0}.list-item{padding:14px 0;border-bottom:1px solid var(--border)}.rtl{direction:rtl}