:root{--bg-dark: #0f1115;--bg-panel: rgba(26, 29, 36, .7);--bg-panel-hover: rgba(36, 40, 50, .8);--glass-border: rgba(255, 255, 255, .08);--text-main: #f1f3f5;--text-muted: #8b92a5;--primary: #5c6ac4;--primary-hover: #4a56a1;--danger: #e03131;--success: #2b8a3e;--input-bg: rgba(0, 0, 0, .2);--input-border: var(--glass-border)}:root[data-theme=light]{--bg-dark: #f5f6fa;--bg-panel: rgba(255, 255, 255, .78);--bg-panel-hover: rgba(245, 246, 250, .95);--glass-border: rgba(15, 17, 21, .12);--text-main: #1f232b;--text-muted: #596172;--primary: #4654b3;--primary-hover: #38439a;--danger: #e03131;--success: #2b8a3e;--input-bg: rgba(255, 255, 255, .92);--input-border: rgba(15, 17, 21, .16)}*{box-sizing:border-box;margin:0;padding:0;font-family:Inter,system-ui,-apple-system,sans-serif}body{background-color:var(--bg-dark);color:var(--text-main);background-image:radial-gradient(circle at 15% 50%,rgba(92,106,196,.08),transparent 25%),radial-gradient(circle at 85% 30%,rgba(43,138,62,.05),transparent 25%);background-attachment:fixed;min-height:100vh;-webkit-font-smoothing:antialiased}:root[data-theme=light] body{background-image:radial-gradient(circle at 12% 20%,rgba(70,84,179,.08),transparent 28%),radial-gradient(circle at 85% 10%,rgba(43,138,62,.05),transparent 24%)}.glass-panel{background:var(--bg-panel);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:16px;box-shadow:0 8px 32px #0000004d}.btn-primary{background-color:var(--primary);color:#fff;border:none;padding:12px 20px;border-radius:8px;font-weight:600;cursor:pointer;transition:all .2s ease;display:inline-flex;align-items:center;justify-content:center;gap:8px}.btn-primary:hover:not(:disabled){background-color:var(--primary-hover);transform:translateY(-1px)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}input{background:var(--input-bg);border:1px solid var(--input-border);color:var(--text-main);padding:12px 16px;border-radius:8px;font-size:1rem;transition:border-color .2s ease,box-shadow .2s ease;width:100%}input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #5c6ac433}.error-alert{background-color:#e031311a;border-left:4px solid var(--danger);color:#ff8787;padding:12px 16px;border-radius:4px 8px 8px 4px;display:flex;align-items:center;gap:12px;font-size:.9rem;margin-bottom:20px}