:root{color-scheme:light;font-family:system-ui,-apple-system,Segoe UI,sans-serif;--bg: #f4f5f7;--surface: #ffffff;--border: #e3e6ea;--border-soft: #edf0f3;--text: #1c2430;--muted: #5a6472;--hover: #eef1f4;--accent: #16a34a;--accent-text: #ffffff;--error: #b3261e;--input-border: #c8cdd4;--shadow: 0 6px 24px rgba(15, 23, 42, .12)}:root[data-theme=dark]{color-scheme:dark;--bg: #12161c;--surface: #1b212a;--border: #2a323e;--border-soft: #242c37;--text: #e5e9ef;--muted: #97a1ae;--hover: #252d38;--accent: #22b558;--accent-text: #0b1509;--error: #f2827a;--input-border: #3a4452;--shadow: 0 6px 24px rgba(0, 0, 0, .45)}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}.page{max-width:1080px;margin:0 auto;padding:2rem 1.5rem 4rem}.page.has-topbar{padding-top:calc(var(--topbar-height, 3.5rem) + 1.5rem)}.page.page-fluid{max-width:none}.card{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:1.5rem}.card h2{margin-top:0}.muted{color:var(--muted);font-size:.9rem}.error{color:var(--error);font-weight:600}.success{color:var(--accent);font-weight:600}.form{display:flex;flex-direction:column;gap:.9rem;margin-top:1rem}.form label,.form .form-field{display:flex;flex-direction:column;gap:.3rem;font-size:.9rem;font-weight:600}.form input,.form select{padding:.55rem .7rem;border:1px solid var(--input-border);border-radius:6px;font-size:1rem;background:var(--surface);color:var(--text)}.form button{margin-top:.4rem;padding:.65rem 1rem;border:none;border-radius:6px;background:var(--accent);color:var(--accent-text);font-size:1rem;font-weight:700;cursor:pointer}.form button:disabled{opacity:.6;cursor:wait}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:.9rem}@media(max-width:760px){.form-row{grid-template-columns:1fr}}.toggle-group{display:flex;border:1px solid var(--input-border);border-radius:6px;overflow:hidden}.form .toggle-option{flex:1;margin:0;padding:.55rem .7rem;border:none;border-radius:0;background:var(--surface);color:var(--text);font-size:.95rem;font-weight:400;cursor:pointer}.form .toggle-option+.toggle-option{border-left:1px solid var(--input-border)}.form .toggle-option:hover{background:var(--hover)}.form .toggle-option.active{background:var(--accent);color:var(--accent-text);font-weight:600}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1.5rem}.login-card{width:100%;max-width:380px}.login-card h1{margin:0 0 .25rem}:root{--topbar-height: 3.5rem}.topbar{position:fixed;top:0;left:0;right:0;z-index:100;height:var(--topbar-height);display:flex;align-items:center;gap:1.25rem;background:var(--surface);border-bottom:1px solid var(--border);padding:0 1.25rem}.brand{white-space:nowrap}.nav{display:flex;align-items:center;gap:.25rem;flex:1;min-width:0}.nav-item{padding:.45rem .8rem;border:none;border-radius:6px;background:transparent;color:var(--text);font-size:.95rem;cursor:pointer;white-space:nowrap}.nav-item:hover{background:var(--hover)}.nav-item.active{background:var(--accent);color:var(--accent-text);font-weight:600}.caret{font-size:.7em}.submenu{position:absolute;top:calc(100% + .4rem);left:0;min-width:12rem;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:.35rem;box-shadow:var(--shadow)}.menu-item{padding:.5rem .75rem;border:none;border-radius:6px;background:transparent;color:var(--text);font-size:.95rem;text-align:left;cursor:pointer;white-space:nowrap}.menu-item:hover{background:var(--hover)}.menu-item.active{background:var(--accent);color:var(--accent-text);font-weight:600}.user-box{position:relative;margin-left:auto}.avatar{width:2.25rem;height:2.25rem;border:none;border-radius:50%;background:var(--accent);color:var(--accent-text);font-size:.9rem;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center}.user-menu{left:auto;right:0}.user-menu-header{display:flex;flex-direction:column;gap:.1rem;padding:.5rem .75rem;border-bottom:1px solid var(--border-soft);margin-bottom:.35rem}.hamburger{display:none;flex-direction:column;justify-content:center;gap:4px;width:2.25rem;height:2.25rem;border:none;border-radius:6px;background:transparent;cursor:pointer;padding:.4rem}.hamburger:hover{background:var(--hover)}.hamburger span{display:block;height:2px;border-radius:1px;background:var(--text)}@media(max-width:760px){.hamburger{display:flex}.nav{display:none}.nav.open{display:flex;flex-direction:column;align-items:stretch;position:fixed;top:var(--topbar-height);left:0;right:0;background:var(--surface);border-bottom:1px solid var(--border);padding:.5rem .75rem .75rem;box-shadow:var(--shadow);max-height:calc(100vh - 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