:root{--color-bg: #f6f7fb;--color-surface: #ffffff;--color-surface-hover: #eef0f6;--color-border: #e1e4ec;--color-text: #161a23;--color-text-muted: #667085;--color-primary: #1857b3;--color-primary-hover: #123f82;--color-accent: #0d9488;--color-danger: #dc2626;--color-danger-hover: #b91c1c;--color-danger-bg: #fef2f2;--shadow-sm: 0 1px 2px rgba(16, 24, 40, .06);--shadow-md: 0 6px 20px rgba(16, 24, 40, .08);--radius-sm: 7px;--radius-md: 11px;--radius-lg: 16px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color-scheme:light}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--color-bg: #0a0d14;--color-surface: #12151f;--color-surface-hover: #1a1e2b;--color-border: #262b3a;--color-text: #e8eaf0;--color-text-muted: #949bad;--color-primary: #5b9bf7;--color-primary-hover: #7fb0f9;--color-accent: #2dd4bf;--color-danger: #f47272;--color-danger-hover: #f89898;--color-danger-bg: #351417;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow-md: 0 10px 30px rgba(0, 0, 0, .45);color-scheme:dark}}:root[data-theme=dark]{--color-bg: #0a0d14;--color-surface: #12151f;--color-surface-hover: #1a1e2b;--color-border: #262b3a;--color-text: #e8eaf0;--color-text-muted: #949bad;--color-primary: #5b9bf7;--color-primary-hover: #7fb0f9;--color-accent: #2dd4bf;--color-danger: #f47272;--color-danger-hover: #f89898;--color-danger-bg: #351417;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow-md: 0 10px 30px rgba(0, 0, 0, .45);color-scheme:dark}*{box-sizing:border-box}body{margin:0;background:var(--color-bg);color:var(--color-text);transition:background-color .15s ease,color .15s ease}h1{font-size:1.5rem;font-weight:700;margin:0 0 1rem;letter-spacing:-.01em}h2{font-size:1.1rem;font-weight:600;margin:0 0 .25rem}h3{font-size:.95rem;font-weight:600;margin:1.5rem 0 .5rem}code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--color-bg);padding:.15rem .4rem;border-radius:5px;font-size:.9em}button{font:inherit;border:1px solid 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.8rem;border-radius:var(--radius-sm);font-size:.9rem}.page-status{color:var(--color-text-muted)}.app-shell{min-height:100vh;display:flex;flex-direction:column}.app-header{display:flex;align-items:center;gap:1.5rem;padding:.5rem 1.5rem;background:var(--color-surface);border-bottom:1px solid var(--color-border);box-shadow:var(--shadow-sm)}.app-header .brand{display:flex;align-items:center;gap:.55rem;font-weight:700;letter-spacing:-.01em;white-space:nowrap}.brand-icon{width:56px;height:56px;border-radius:10px;display:block}.app-header nav{display:flex;gap:.25rem;flex:1;min-width:0}.app-header nav a{color:var(--color-text-muted);text-decoration:none;padding:.4rem .7rem;border-radius:var(--radius-sm);font-size:.92rem;transition:background-color .15s ease,color .15s ease}.app-header nav a:hover{background:var(--color-surface-hover);color:var(--color-text)}.app-header nav a.active{color:var(--color-primary);font-weight:600;background:var(--color-surface-hover)}.user-menu{display:flex;align-items:center;gap:.75rem;font-size:.9rem;color:var(--color-text-muted)}.user-menu button{height:32px;padding:0 .75rem}.theme-toggle{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;padding:0;background:transparent;border:1px solid var(--color-border);color:var(--color-text-muted)}.theme-toggle:hover:not(:disabled){background:var(--color-surface-hover);border-color:var(--color-border);color:var(--color-text)}.language-switcher select{font-size:1.15rem;line-height:32px;color:var(--color-text);background:transparent;border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:0 .4rem;height:32px;min-width:32px;cursor:pointer;vertical-align:middle}.language-switcher select:hover{background:var(--color-surface-hover);border-color:var(--color-border)}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}main{flex:1;padding:2rem;max-width:960px;width:100%;margin:0 auto}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;position:relative;padding:1.5rem}.login-page-toolbar{position:absolute;top:1.25rem;right:1.5rem;display:flex;align-items:center;gap:.5rem}.login-icon{width:120px;height:120px;border-radius:var(--radius-md);margin:0 auto 1rem;display:block}.login-form{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:2.5rem;width:420px;text-align:center}.login-form h1{font-size:1.3rem}.login-form label{text-align:left}.login-form input{width:100%;margin-top:.25rem}.login-form 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h2{margin-bottom:.75rem}.add-access-form{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);padding:1.25rem;max-width:520px}.add-access-fields{display:flex;flex-wrap:wrap;gap:1rem;align-items:flex-end;margin-bottom:1rem}.add-access-fields label{display:flex;flex-direction:column;gap:.3rem;font-size:.85rem;color:var(--color-text-muted)}.add-access-fields select,.add-access-fields input{font:inherit}.permission-checkboxes{display:flex;gap:.75rem;font-size:.9rem;align-items:center}.permission-toggle{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:var(--radius-sm);border:1px solid var(--color-border);background:transparent;cursor:pointer;transition:all .15s 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var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:1.75rem;max-width:480px;width:100%}.modal dl{margin:1rem 0}.modal dt{font-size:.8rem;color:var(--color-text-muted);margin-top:.75rem}.modal dd{margin:.2rem 0 0;word-break:break-all}.modal-actions{display:flex;gap:.5rem;margin-top:1.25rem}