*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'DM Sans', sans-serif; background: var(--bg); color: var(--text); min-height: 100vh; }
.hidden { display: none !important; }

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 10px 20px; border: none; border-radius: 8px;
    font-family: inherit; font-size: 14px; font-weight: 600;
    cursor: pointer; transition: all 0.2s;
}
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-mid); }
.btn-secondary { background: var(--surface); color: var(--text-mid); border: 1.5px solid var(--border); }
.btn-secondary:hover { border-color: var(--primary-light); color: var(--primary); }
.btn-sm { padding: 7px 14px; font-size: 13px; }
.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover { background: #a93226; }

input, select, textarea {
    font-family: inherit; font-size: 14px;
    padding: 10px 14px; border: 1.5px solid var(--border);
    border-radius: 8px; background: var(--surface);
    transition: border-color 0.2s;
}
input:focus, select:focus, textarea:focus {
    outline: none; border-color: var(--primary-light);
}

.num { text-align: right; font-family: 'JetBrains Mono', monospace; font-size: 12px; }
.neg { color: var(--danger); }